support for GTK3

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@71894 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

aclocal.m4

@@ -22,6 +22,7 @@ m4_include([build/aclocal/bakefile-lang.m4])
 m4_include([build/aclocal/bakefile.m4])
 m4_include([build/aclocal/cppunit.m4])
 m4_include([build/aclocal/gtk-2.0.m4])
+m4_include([build/aclocal/gtk-3.0.m4])
 m4_include([build/aclocal/gtk.m4])
 m4_include([build/aclocal/pkg.m4])
 m4_include([build/aclocal/sdl.m4])

autoconf_inc.m4

@@ -560,6 +560,18 @@ dnl ### begin block 20_COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GU
         COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1=""
     fi
     AC_SUBST(COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1)
+dnl ### begin block 20_COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3[wx.bkl] ###
+    COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3="#"
+    if test "x$PLATFORM_UNIX" = "x1" -a "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" ; then
+        COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3=""
+    fi
+    AC_SUBST(COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3)
+dnl ### begin block 20_COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1[wx.bkl] ###
+    COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1="#"
+    if test "x$PLATFORM_UNIX" = "x1" -a "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$USE_GUI" = "x1" ; then
+        COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1=""
+    fi
+    AC_SUBST(COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1)
 dnl ### begin block 20_COND_PLATFORM_UNIX_1_USE_GUI_1[wx.bkl] ###
     COND_PLATFORM_UNIX_1_USE_GUI_1="#"
     if test "x$PLATFORM_UNIX" = "x1" -a "x$USE_GUI" = "x1" ; then
@@ -740,6 +752,36 @@ dnl ### begin block 20_COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0[wx.
         COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0=""
     fi
     AC_SUBST(COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0)
+dnl ### begin block 20_COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_WXUNIV_0[wx.bkl] ###
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_WXUNIV_0="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x2" -a "x$WXUNIV" = "x0" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_WXUNIV_0=""
+    fi
+    AC_SUBST(COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_WXUNIV_0)
+dnl ### begin block 20_COND_TOOLKIT_GTK_TOOLKIT_VERSION_3[wx.bkl] ###
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3=""
+    fi
+    AC_SUBST(COND_TOOLKIT_GTK_TOOLKIT_VERSION_3)
+dnl ### begin block 20_COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1[wx.bkl] ###
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$USE_GUI" = "x1" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1=""
+    fi
+    AC_SUBST(COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1)
+dnl ### begin block 20_COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1_WXUNIV_0[wx.bkl] ###
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1_WXUNIV_0="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$USE_GUI" = "x1" -a "x$WXUNIV" = "x0" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1_WXUNIV_0=""
+    fi
+    AC_SUBST(COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1_WXUNIV_0)
+dnl ### begin block 20_COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_WXUNIV_0[wx.bkl] ###
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_WXUNIV_0="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$WXUNIV" = "x0" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_WXUNIV_0=""
+    fi
+    AC_SUBST(COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_WXUNIV_0)
 dnl ### begin block 20_COND_TOOLKIT_GTK_TOOLKIT_VERSION__USE_GUI_1[wx.bkl] ###
     COND_TOOLKIT_GTK_TOOLKIT_VERSION__USE_GUI_1="#"
     if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x" -a "x$USE_GUI" = "x1" ; then

build/aclocal/gtk-3.0.m4

@@ -0,0 +1,219 @@
+# Configure paths for GTK+
+# Owen Taylor     1997-2001
+
+dnl AM_PATH_GTK_3_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
+dnl Test for GTK+, and define GTK_CFLAGS and GTK_LIBS, if gthread is specified in MODULES, 
+dnl pass to pkg-config
+dnl
+AC_DEFUN([AM_PATH_GTK_3_0],
+[dnl 
+dnl Get the cflags and libraries from pkg-config
+dnl
+AC_ARG_ENABLE(gtktest, [  --disable-gtktest       do not try to compile and run a test GTK+ program],
+		    , enable_gtktest=yes)
+
+  pkg_config_args=gtk+-3.0
+  for module in . $4
+  do
+      case "$module" in
+         gthread)
+             pkg_config_args="$pkg_config_args gthread-2.0"
+         ;;
+      esac
+  done
+
+  no_gtk=""
+
+  AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
+
+  if test x$PKG_CONFIG != xno ; then
+    if $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
+      :
+    else
+      echo "*** pkg-config too old; version 0.7 or better required."
+      no_gtk=yes
+      PKG_CONFIG=no
+    fi
+  else
+    no_gtk=yes
+  fi
+
+  min_gtk_version=ifelse([$1], ,3.0.0,$1)
+  AC_MSG_CHECKING(for GTK+ - version >= $min_gtk_version)
+
+  if test x$PKG_CONFIG != xno ; then
+    ## don't try to run the test against uninstalled libtool libs
+    if $PKG_CONFIG --uninstalled $pkg_config_args; then
+	  echo "Will use uninstalled version of GTK+ found in PKG_CONFIG_PATH"
+	  enable_gtktest=no
+    fi
+
+    if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_config_args; then
+	  :
+    else
+	  no_gtk=yes
+    fi
+  fi
+
+  if test x"$no_gtk" = x ; then
+    GTK_CFLAGS=`$PKG_CONFIG $pkg_config_args --cflags`
+    GTK_LIBS=`$PKG_CONFIG $pkg_config_args --libs`
+    gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+    gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+    gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+    if test "x$enable_gtktest" = "xyes" ; then
+      ac_save_CFLAGS="$CFLAGS"
+      ac_save_LIBS="$LIBS"
+      CFLAGS="$CFLAGS $GTK_CFLAGS"
+      LIBS="$GTK_LIBS $LIBS"
+dnl
+dnl Now check if the installed GTK+ is sufficiently new. (Also sanity
+dnl checks the results of pkg-config to some extent)
+dnl
+      rm -f conf.gtktest
+      AC_TRY_RUN([
+#include <gtk/gtk.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int 
+main ()
+{
+  int major, minor, micro;
+  char *tmp_version;
+
+  fclose (fopen ("conf.gtktest", "w"));
+
+  /* HP/UX 9 (%@#!) writes to sscanf strings */
+  tmp_version = g_strdup("$min_gtk_version");
+  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
+     printf("%s, bad version string\n", "$min_gtk_version");
+     exit(1);
+   }
+
+  if ((gtk_major_version != $gtk_config_major_version) ||
+      (gtk_minor_version != $gtk_config_minor_version) ||
+      (gtk_micro_version != $gtk_config_micro_version))
+    {
+      printf("\n*** 'pkg-config --modversion gtk+-3.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", 
+             $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
+             gtk_major_version, gtk_minor_version, gtk_micro_version);
+      printf ("*** was found! If pkg-config was correct, then it is best\n");
+      printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
+      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
+      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
+      printf("*** required on your system.\n");
+      printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
+      printf("*** to point to the correct configuration files\n");
+    } 
+  else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
+	   (gtk_minor_version != GTK_MINOR_VERSION) ||
+           (gtk_micro_version != GTK_MICRO_VERSION))
+    {
+      printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
+	     GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
+      printf("*** library (version %d.%d.%d)\n",
+	     gtk_major_version, gtk_minor_version, gtk_micro_version);
+    }
+  else
+    {
+      if ((gtk_major_version > major) ||
+        ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
+        ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
+      {
+        return 0;
+       }
+     else
+      {
+        printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
+               gtk_major_version, gtk_minor_version, gtk_micro_version);
+        printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
+	       major, minor, micro);
+        printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
+        printf("***\n");
+        printf("*** If you have already installed a sufficiently new version, this error\n");
+        printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
+        printf("*** being found. The easiest way to fix this is to remove the old version\n");
+        printf("*** of GTK+, but you can also set the PKG_CONFIG environment to point to the\n");
+        printf("*** correct copy of pkg-config. (In this case, you will have to\n");
+        printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
+        printf("*** so that the correct libraries are found at run-time))\n");
+      }
+    }
+  return 1;
+}
+],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+       CFLAGS="$ac_save_CFLAGS"
+       LIBS="$ac_save_LIBS"
+     fi
+  fi
+  if test "x$no_gtk" = x ; then
+     AC_MSG_RESULT(yes (version $gtk_config_major_version.$gtk_config_minor_version.$gtk_config_micro_version))
+     ifelse([$2], , :, [$2])
+  else
+     AC_MSG_RESULT(no)
+     if test "$PKG_CONFIG" = "no" ; then
+       echo "*** A new enough version of pkg-config was not found."
+       echo "*** See http://pkgconfig.sourceforge.net"
+     else
+       if test -f conf.gtktest ; then
+        :
+       else
+          echo "*** Could not run GTK+ test program, checking why..."
+	  ac_save_CFLAGS="$CFLAGS"
+	  ac_save_LIBS="$LIBS"
+          CFLAGS="$CFLAGS $GTK_CFLAGS"
+          LIBS="$LIBS $GTK_LIBS"
+          AC_TRY_LINK([
+#include <gtk/gtk.h>
+#include <stdio.h>
+],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
+        [ echo "*** The test program compiled, but did not run. This usually means"
+          echo "*** that the run-time linker is not finding GTK+ or finding the wrong"
+          echo "*** version of GTK+. If it is not finding GTK+, you'll need to set your"
+          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
+          echo "*** is required on your system"
+	  echo "***"
+          echo "*** If you have an old version installed, it is best to remove it, although"
+          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
+        [ echo "*** The test program failed to compile or link. See the file config.log for the"
+          echo "*** exact error that occured. This usually means GTK+ is incorrectly installed."])
+          CFLAGS="$ac_save_CFLAGS"
+          LIBS="$ac_save_LIBS"
+       fi
+     fi
+     GTK_CFLAGS=""
+     GTK_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+  AC_SUBST(GTK_CFLAGS)
+  AC_SUBST(GTK_LIBS)
+  rm -f conf.gtktest
+])
+
+dnl GTK_CHECK_BACKEND(BACKEND-NAME [, MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
+dnl   Tests for BACKEND-NAME in the GTK targets list
+dnl
+AC_DEFUN([GTK_CHECK_BACKEND],
+[
+  pkg_config_args=ifelse([$1],,gtk+-3.0, gtk+-$1-3.0)
+  min_gtk_version=ifelse([$2],,3.0.0,$2)
+
+  AC_PATH_PROG(PKG_CONFIG, [pkg-config], [AC_MSG_ERROR([No pkg-config found])])
+
+  if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_config_args ; then
+    target_found=yes
+  else
+    target_found=no
+  fi
+
+  if test "x$target_found" = "xno"; then
+    ifelse([$4],,[AC_MSG_ERROR([Backend $backend not found.])],[$4])
+  else
+    ifelse([$3],,[:],[$3])
+  fi
+])

build/bakefiles/files.bkl

@@ -1063,9 +1063,6 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/gtk/cursor.cpp
     src/gtk/dataobj.cpp
     src/gtk/dc.cpp
-    src/gtk/dcclient.cpp
-    src/gtk/dcmemory.cpp
-    src/gtk/dcscreen.cpp
     src/gtk/dnd.cpp
     src/gtk/evtloop.cpp
     src/gtk/filectrl.cpp
@@ -1087,6 +1084,12 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/gtk/win_gtk.cpp
     src/gtk/window.cpp
 </set>
+<set var="GTK2_LOWLEVEL_SRC" hints="files">
+    $(GTK_LOWLEVEL_SRC)
+    src/gtk/dcclient.cpp
+    src/gtk/dcmemory.cpp
+    src/gtk/dcscreen.cpp
+</set>
 <set var="GTK_LOWLEVEL_HDR" hints="files">
     $(GTK_PLATFORM_HDR)
     wx/generic/icon.h
@@ -1101,10 +1104,6 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     wx/gtk/dataform.h
     wx/gtk/dataobj.h
     wx/gtk/dataobj2.h
-    wx/gtk/dc.h
-    wx/gtk/dcclient.h
-    wx/gtk/dcmemory.h
-    wx/gtk/dcscreen.h
     wx/gtk/dnd.h
     wx/gtk/evtloop.h
     wx/gtk/evtloopsrc.h
@@ -3119,14 +3118,20 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
 <set var="ADVANCED_GTK_SRC" hints="files">
     $(ADVANCED_GTK_PLATFORM_SRC)
     src/gtk/taskbar.cpp
+</set>
+<set var="ADVANCED_GTK2_SRC" hints="files">
+    $(ADVANCED_GTK_SRC)
     src/gtk/eggtrayicon.c
     src/gtk/hildon/notifmsg.cpp
 </set>
 <set var="ADVANCED_GTK_HDR" hints="files">
     $(ADVANCED_GTK_PLATFORM_HDR)
-    wx/gtk/hildon/notifmsg.h
     wx/gtk/taskbar.h
 </set>
+<set var="ADVANCED_GTK2_HDR" hints="files">
+    $(ADVANCED_GTK_HDR)
+    wx/gtk/hildon/notifmsg.h
+</set>
 
 <set var="ADVANCED_GTK_NATIVE_SRC" hints="files">
     src/gtk/aboutdlg.cpp
@@ -3500,6 +3505,10 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     <if cond="TOOLKIT=='OSX_COCOA'">src/osx/cocoa/glcanvas.mm src/osx/glcanvas_osx.cpp</if>
     <if cond="TOOLKIT=='OSX_IPHONE'">src/osx/iphone/glcanvas.mm src/osx/glcanvas_osx.cpp</if>
     <if cond="TOOLKIT=='COCOA'">src/cocoa/glcanvas.mm</if>
+    <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">
+        src/unix/glx11.cpp
+        src/gtk/glcanvas.cpp
+    </if>
     <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">
         src/gtk/glcanvas.cpp
         src/unix/glx11.cpp
@@ -3524,6 +3533,10 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     <if cond="TOOLKIT=='OSX_CARBON'">wx/osx/glcanvas.h</if>
     <if cond="TOOLKIT=='OSX_COCOA'">wx/osx/glcanvas.h</if>
     <if cond="TOOLKIT=='COCOA'">wx/cocoa/glcanvas.h</if>
+    <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">
+        wx/gtk/glcanvas.h
+        wx/unix/glx11.h
+    </if>
     <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">
         wx/gtk/glcanvas.h
         wx/unix/glx11.h
@@ -3788,7 +3801,8 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     <!-- GUI sources: -->
 
     <set var="LOWLEVEL_SRC" hints="files">
-        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(GTK_LOWLEVEL_SRC)</if>
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(GTK_LOWLEVEL_SRC)</if>
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(GTK2_LOWLEVEL_SRC)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION==''">$(GTK1_LOWLEVEL_SRC)</if>
         <if cond="TOOLKIT=='MOTIF'">$(MOTIF_LOWLEVEL_SRC)</if>
         <if cond="TOOLKIT=='MSW'">$(MSW_LOWLEVEL_SRC) $(MSW_DESKTOP_LOWLEVEL_SRC)</if>
@@ -3802,6 +3816,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
         <if cond="TOOLKIT=='DFB'">$(DFB_LOWLEVEL_SRC)</if>
     </set>
     <set var="LOWLEVEL_HDR" hints="files">
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(GTK_LOWLEVEL_HDR)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(GTK_LOWLEVEL_HDR)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION==''">$(GTK1_LOWLEVEL_HDR)</if>
         <if cond="TOOLKIT=='MOTIF'">$(MOTIF_LOWLEVEL_HDR)</if>
@@ -3822,6 +3837,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     </set>
 
     <set var="GUI_SRC" hints="files">
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(GTK_SRC)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(GTK_SRC)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION==''">$(GTK1_SRC)</if>
         <if cond="TOOLKIT=='MOTIF'">$(MOTIF_SRC)</if>
@@ -3834,6 +3850,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
         <if cond="TOOLKIT=='PM'">$(OS2_SRC)</if>
     </set>
     <set var="GUI_HDR" hints="files">
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(GTK_HDR)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(GTK_HDR)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION==''">$(GTK1_HDR)</if>
         <if cond="TOOLKIT=='MOTIF'">$(MOTIF_HDR)</if>
@@ -3864,7 +3881,8 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
         <if cond="TOOLKIT=='OSX_IPHONE'">$(ADVANCED_OSX_IPHONE_SRC)</if>
         <if cond="TOOLKIT=='COCOA'">$(ADVANCED_COCOA_SRC)</if>
         <if cond="TOOLKIT=='MOTIF'">$(ADVANCED_UNIX_SRC) $(ADVANCED_MOTIF_SRC)</if>
-        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(ADVANCED_GTK_SRC)</if>
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(ADVANCED_GTK_SRC)</if>
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(ADVANCED_GTK2_SRC)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION==''">$(ADVANCED_UNIX_SRC) $(ADVANCED_GTK1_SRC)</if>
         <if cond="TOOLKIT=='X11'">$(ADVANCED_UNIX_SRC)</if>
         <if cond="TOOLKIT=='PM'">$(ADVANCED_OS2_SRC)</if>
@@ -3877,7 +3895,8 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
         <if cond="TOOLKIT=='OSX_IPHONE'">$(ADVANCED_OSX_IPHONE_HDR)</if>
         <if cond="TOOLKIT=='COCOA'">$(ADVANCED_COCOA_HDR)</if>
         <if cond="TOOLKIT=='MOTIF'">$(ADVANCED_UNIX_HDR) $(ADVANCED_MOTIF_HDR)</if>
-        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(ADVANCED_GTK_HDR)</if>
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(ADVANCED_GTK_HDR)</if>
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(ADVANCED_GTK2_HDR)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION==''">$(ADVANCED_UNIX_HDR) $(ADVANCED_GTK1_HDR)</if>
         <if cond="TOOLKIT=='X11'">$(ADVANCED_UNIX_HDR)</if>
         <if cond="TOOLKIT=='PM'">$(ADVANCED_OS2_HDR)</if>
@@ -3885,11 +3904,13 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
 
     <!-- wxAdv files not used by wxUniv -->
     <set var="ADVANCED_PLATFORM_NATIVE_SRC" hints="files">
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(ADVANCED_GTK_NATIVE_SRC)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(ADVANCED_GTK_NATIVE_SRC)</if>
         <if cond="TOOLKIT=='MSW'">$(ADVANCED_MSW_NATIVE_SRC)</if>
         <if cond="TOOLKIT=='WINCE'">$(ADVANCED_MSW_NATIVE_SRC)</if>
     </set>
     <set var="ADVANCED_PLATFORM_NATIVE_HDR" hints="files">
+        <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='3'">$(ADVANCED_GTK_NATIVE_HDR)</if>
         <if cond="TOOLKIT=='GTK' and TOOLKIT_VERSION=='2'">$(ADVANCED_GTK_NATIVE_HDR)</if>
         <if cond="TOOLKIT=='MSW'">$(ADVANCED_MSW_NATIVE_HDR)</if>
         <if cond="TOOLKIT=='WINCE'">$(ADVANCED_MSW_NATIVE_HDR)</if>

configure

@@ -714,6 +714,11 @@ COND_TOOLKIT_MAC
 COND_TOOLKIT_GTK_USE_GUI_1
 COND_TOOLKIT_GTK_TOOLKIT_VERSION__USE_GUI_1_WXUNIV_0
 COND_TOOLKIT_GTK_TOOLKIT_VERSION__USE_GUI_1
+COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_WXUNIV_0
+COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1_WXUNIV_0
+COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1
+COND_TOOLKIT_GTK_TOOLKIT_VERSION_3
+COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_WXUNIV_0
 COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0
 COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1
 COND_TOOLKIT_GTK_TOOLKIT_VERSION_2
@@ -744,6 +749,8 @@ COND_PLATFORM_WIN32_1
 COND_PLATFORM_WIN32_0
 COND_PLATFORM_UNIX_1_USE_PLUGINS_0
 COND_PLATFORM_UNIX_1_USE_GUI_1
+COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1
+COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3
 COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1
 COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_2
 COND_PLATFORM_UNIX_1
@@ -1082,7 +1089,6 @@ with_directfb
 with_microwin
 with_x11
 enable_nanox
-enable_gtk2
 enable_gpe
 with_libpng
 with_libjpeg
@@ -2034,7 +2040,6 @@ Optional Features:
   --disable-all-features  disable all optional features to build minimal library
   --enable-universal      use wxWidgets GUI controls instead of native ones
   --enable-nanox          use NanoX
-  --disable-gtk2          use GTK+ 1.2 instead of 2.0
   --enable-gpe            use GNOME PDA Environment features if possible
   --enable-debug          build library for debugging
   --disable-debug_flag    disable all debugging support
@@ -2293,7 +2298,7 @@ Optional Packages:
   --without-subdirs       don't generate makefiles for samples/demos/...
   --with-flavour=NAME     specify a name to identify this build
   --with-themes=all|list  use only the specified comma-separated list of wxUniversal themes
-  --with-gtk[=VERSION]    use GTK+, VERSION can be 2 (default), 1 or "any"
+  --with-gtk[=VERSION]    use GTK+, VERSION can be 3, 2 (default), 1 or "any"
   --with-motif            use Motif/Lesstif
   --with-osx_carbon       use Mac OS X (Carbon)
   --with-osx_cocoa        use Mac OS X (Cocoa)
@@ -3585,7 +3590,7 @@ $as_echo "$as_me: loading site script $ac_site_file" >&6;}
       || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
   fi
 done
 
@@ -3728,7 +3733,7 @@ fi
 $as_echo "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5 ;;
+*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
 esac
 build=$ac_cv_build
 ac_save_IFS=$IFS; IFS='-'
@@ -3761,7 +3766,7 @@ fi
 $as_echo "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5 ;;
+*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
 esac
 host=$ac_cv_host
 ac_save_IFS=$IFS; IFS='-'
@@ -4122,8 +4127,6 @@ DEFAULT_wxUSE_MAC_ARCH=no
 
 DEFAULT_wxUSE_OFFICIAL_BUILD=no
 
-DEFAULT_wxUSE_GTK2=yes
-
 DEFAULT_wxUSE_OBJC_UNIQUIFYING=no
 
 
@@ -4617,12 +4620,6 @@ fi
 $as_echo "$result" >&6; }
 
 
-# Check whether --enable-gtk2 was given.
-if test "${enable_gtk2+set}" = set; then :
-  enableval=$enable_gtk2; wxUSE_GTK2="$enableval"
-fi
-
-
           enablestring=
           defaultval=
           if test -z "$defaultval"; then
@@ -4730,15 +4727,6 @@ if test "$wxUSE_GUI" = "yes"; then
         as_fn_error $? "Please specify at most one toolkit" "$LINENO" 5
     esac
 
-    # to be removed when --disable-gtk2 isn't needed
-    if test "x$wxUSE_GTK2" = "xyes"; then
-        wxGTK_VERSION=2
-        wxUSE_GTK1=0
-    elif test "x$wxUSE_GTK2" = "xno"; then
-        wxGTK_VERSION=1
-        wxUSE_GTK1=1
-    fi
-
     for toolkit in $ALL_TOOLKITS; do
         var=wxUSE_$toolkit
         eval "value=\$${var}"
@@ -16493,7 +16481,7 @@ fi
 test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
 $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
@@ -16608,7 +16596,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
@@ -16651,7 +16639,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest conftest$ac_cv_exeext
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
@@ -16710,7 +16698,7 @@ $as_echo "$ac_try_echo"; } >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
@@ -16762,7 +16750,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
@@ -17187,7 +17175,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot figure out if compiler needs -ext o: cannot compile
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 
 fi
 rm -f conftest.$ac_ext.o conftest.$ac_objext conftest.$ac_ext
@@ -17871,7 +17859,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 
 ac_ext=c
@@ -18517,7 +18505,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot figure out if compiler needs -ext o: cannot compile
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 
 fi
 rm -f conftest.$ac_ext.o conftest.$ac_objext conftest.$ac_ext
@@ -19237,7 +19225,7 @@ $as_echo_n "checking for SDK directory $wxUSE_MACOSX_SDK... " >&6; }
         { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "not found
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
     else
         { $as_echo "$as_me:${as_lineno-$LINENO}: result: exists" >&5
 $as_echo "exists" >&6; }
@@ -19416,7 +19404,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no.  Try a different SDK
-See \`config.log' for more details" "$LINENO" 5 ; }; exit 1
+See \`config.log' for more details" "$LINENO" 5; }; exit 1
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -19453,7 +19441,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no.  Try a different SDK
-See \`config.log' for more details" "$LINENO" 5 ; }; exit 1
+See \`config.log' for more details" "$LINENO" 5; }; exit 1
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -19570,7 +19558,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no.  CoreFoundation not available.
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
@@ -20191,7 +20179,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (short)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_short=0
    fi
@@ -20224,7 +20212,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (void *)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_void_p=0
    fi
@@ -20257,7 +20245,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (int)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_int=0
    fi
@@ -20290,7 +20278,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (long)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_long=0
    fi
@@ -20323,7 +20311,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (size_t)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_size_t=0
    fi
@@ -20359,7 +20347,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (long long)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_long_long=0
    fi
@@ -20394,7 +20382,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (long long)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_long_long=0
    fi
@@ -20432,7 +20420,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (long long)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_long_long=0
    fi
@@ -20484,7 +20472,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (wchar_t)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_wchar_t=0
    fi
@@ -21773,7 +21761,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C++ preprocessor \"$CXXCPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 
 ac_ext=cpp
@@ -22703,7 +22691,7 @@ else
      { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "cannot compute sizeof (boolean)
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
    else
      ac_cv_sizeof_boolean=0
    fi
@@ -23063,8 +23051,10 @@ if test "$wxUSE_GUI" = "yes"; then
 
     GUI_TK_LIBRARY=
 
+    WXGTK1=
     WXGTK127=
     WXGTK2=
+    WXGTK3=
     WXGPE=
 
     if test "$wxUSE_OLD_COCOA" = 1 ; then
@@ -23113,6 +23103,10 @@ $as_echo "" >&6; }
                     GTK_MODULES=gthread
                 fi
 
+                if test -z "$wxGTK_VERSION"; then
+                    wxGTK_VERSION=any
+                fi
+
                                 wx_cv_lib_gtk=
                 if test "x$wxGTK_VERSION" != "x1"
                 then
@@ -23123,7 +23117,8 @@ $as_echo "" >&6; }
                             fi
                     esac
 
-                    # Check whether --enable-gtktest was given.
+                    if test "$wxGTK_VERSION" != 3; then
+                        # Check whether --enable-gtktest was given.
 if test "${enable_gtktest+set}" = set; then :
   enableval=$enable_gtktest;
 else
@@ -23382,6 +23377,270 @@ rm -f core conftest.err conftest.$ac_objext \
 
   rm -f conf.gtktest
 
+                    fi
+                    if test -z "$wx_cv_lib_gtk"; then
+                        if test "$wxGTK_VERSION" = 3 -o "$wxGTK_VERSION" = any; then
+                            # Check whether --enable-gtktest was given.
+if test "${enable_gtktest+set}" = set; then :
+  enableval=$enable_gtktest;
+else
+  enable_gtktest=yes
+fi
+
+
+  pkg_config_args=gtk+-3.0
+  for module in . $GTK_MODULES
+  do
+      case "$module" in
+         gthread)
+             pkg_config_args="$pkg_config_args gthread-2.0"
+         ;;
+      esac
+  done
+
+  no_gtk=""
+
+  # Extract the first word of "pkg-config", so it can be a program name with args.
+set dummy pkg-config; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_path_PKG_CONFIG+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $PKG_CONFIG in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
+  ;;
+  *)
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+  test -z "$ac_cv_path_PKG_CONFIG" && ac_cv_path_PKG_CONFIG="no"
+  ;;
+esac
+fi
+PKG_CONFIG=$ac_cv_path_PKG_CONFIG
+if test -n "$PKG_CONFIG"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
+$as_echo "$PKG_CONFIG" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+
+  if test x$PKG_CONFIG != xno ; then
+    if $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
+      :
+    else
+      echo "*** pkg-config too old; version 0.7 or better required."
+      no_gtk=yes
+      PKG_CONFIG=no
+    fi
+  else
+    no_gtk=yes
+  fi
+
+  min_gtk_version=3.0.0
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GTK+ - version >= $min_gtk_version" >&5
+$as_echo_n "checking for GTK+ - version >= $min_gtk_version... " >&6; }
+
+  if test x$PKG_CONFIG != xno ; then
+    ## don't try to run the test against uninstalled libtool libs
+    if $PKG_CONFIG --uninstalled $pkg_config_args; then
+	  echo "Will use uninstalled version of GTK+ found in PKG_CONFIG_PATH"
+	  enable_gtktest=no
+    fi
+
+    if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_config_args; then
+	  :
+    else
+	  no_gtk=yes
+    fi
+  fi
+
+  if test x"$no_gtk" = x ; then
+    GTK_CFLAGS=`$PKG_CONFIG $pkg_config_args --cflags`
+    GTK_LIBS=`$PKG_CONFIG $pkg_config_args --libs`
+    gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
+           sed 's/\([0-9]*\).\([0-9]*\).\([0-9]*\)/\1/'`
+    gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
+           sed 's/\([0-9]*\).\([0-9]*\).\([0-9]*\)/\2/'`
+    gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
+           sed 's/\([0-9]*\).\([0-9]*\).\([0-9]*\)/\3/'`
+    if test "x$enable_gtktest" = "xyes" ; then
+      ac_save_CFLAGS="$CFLAGS"
+      ac_save_LIBS="$LIBS"
+      CFLAGS="$CFLAGS $GTK_CFLAGS"
+      LIBS="$GTK_LIBS $LIBS"
+      rm -f conf.gtktest
+      if test "$cross_compiling" = yes; then :
+  echo $ac_n "cross compiling; assumed OK... $ac_c"
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <gtk/gtk.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int
+main ()
+{
+  int major, minor, micro;
+  char *tmp_version;
+
+  fclose (fopen ("conf.gtktest", "w"));
+
+  /* HP/UX 9 (%@#!) writes to sscanf strings */
+  tmp_version = g_strdup("$min_gtk_version");
+  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
+     printf("%s, bad version string\n", "$min_gtk_version");
+     exit(1);
+   }
+
+  if ((gtk_major_version != $gtk_config_major_version) ||
+      (gtk_minor_version != $gtk_config_minor_version) ||
+      (gtk_micro_version != $gtk_config_micro_version))
+    {
+      printf("\n*** 'pkg-config --modversion gtk+-3.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n",
+             $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
+             gtk_major_version, gtk_minor_version, gtk_micro_version);
+      printf ("*** was found! If pkg-config was correct, then it is best\n");
+      printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
+      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
+      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
+      printf("*** required on your system.\n");
+      printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
+      printf("*** to point to the correct configuration files\n");
+    }
+  else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
+	   (gtk_minor_version != GTK_MINOR_VERSION) ||
+           (gtk_micro_version != GTK_MICRO_VERSION))
+    {
+      printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
+	     GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
+      printf("*** library (version %d.%d.%d)\n",
+	     gtk_major_version, gtk_minor_version, gtk_micro_version);
+    }
+  else
+    {
+      if ((gtk_major_version > major) ||
+        ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
+        ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
+      {
+        return 0;
+       }
+     else
+      {
+        printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
+               gtk_major_version, gtk_minor_version, gtk_micro_version);
+        printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
+	       major, minor, micro);
+        printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
+        printf("***\n");
+        printf("*** If you have already installed a sufficiently new version, this error\n");
+        printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
+        printf("*** being found. The easiest way to fix this is to remove the old version\n");
+        printf("*** of GTK+, but you can also set the PKG_CONFIG environment to point to the\n");
+        printf("*** correct copy of pkg-config. (In this case, you will have to\n");
+        printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
+        printf("*** so that the correct libraries are found at run-time))\n");
+      }
+    }
+  return 1;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+
+else
+  no_gtk=yes
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+       CFLAGS="$ac_save_CFLAGS"
+       LIBS="$ac_save_LIBS"
+     fi
+  fi
+  if test "x$no_gtk" = x ; then
+     { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes (version $gtk_config_major_version.$gtk_config_minor_version.$gtk_config_micro_version)" >&5
+$as_echo "yes (version $gtk_config_major_version.$gtk_config_minor_version.$gtk_config_micro_version)" >&6; }
+     wx_cv_lib_gtk=3
+  else
+     { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+     if test "$PKG_CONFIG" = "no" ; then
+       echo "*** A new enough version of pkg-config was not found."
+       echo "*** See http://pkgconfig.sourceforge.net"
+     else
+       if test -f conf.gtktest ; then
+        :
+       else
+          echo "*** Could not run GTK+ test program, checking why..."
+	  ac_save_CFLAGS="$CFLAGS"
+	  ac_save_LIBS="$LIBS"
+          CFLAGS="$CFLAGS $GTK_CFLAGS"
+          LIBS="$LIBS $GTK_LIBS"
+          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <gtk/gtk.h>
+#include <stdio.h>
+
+int
+main ()
+{
+ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version));
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+   echo "*** The test program compiled, but did not run. This usually means"
+          echo "*** that the run-time linker is not finding GTK+ or finding the wrong"
+          echo "*** version of GTK+. If it is not finding GTK+, you'll need to set your"
+          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
+          echo "*** is required on your system"
+	  echo "***"
+          echo "*** If you have an old version installed, it is best to remove it, although"
+          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
+else
+   echo "*** The test program failed to compile or link. See the file config.log for the"
+          echo "*** exact error that occured. This usually means GTK+ is incorrectly installed."
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+          CFLAGS="$ac_save_CFLAGS"
+          LIBS="$ac_save_LIBS"
+       fi
+     fi
+     GTK_CFLAGS=""
+     GTK_LIBS=""
+     :
+  fi
+
+
+  rm -f conf.gtktest
+
+                        fi
+                    fi
                 fi
 
                                 if test -z "$wx_cv_lib_gtk"; then
@@ -23951,12 +24210,16 @@ $as_echo "$wx_cv_lib_gtk" >&6; }
         fi
 
         case "$wx_cv_lib_gtk" in
+            3)      WXGTK3=1
+                    TOOLKIT_VERSION=3
+                    ;;
             2.0)    WXGTK2=1
                     TOOLKIT_VERSION=2
                     ;;
             1.2.7)  WXGTK127=1
+                    WXGTK1=1
                     ;;
-            1.2*) ;;
+            1.2*)   WXGTK1=1 ;;
             *)      as_fn_error $? "
 The development files for GTK+ were not found. For GTK+ 2, please
 ensure that pkg-config is in the path and that gtk+-2.0.pc is
@@ -23968,7 +24231,14 @@ libraries returned by 'pkg-config gtk+-2.0 --libs' or 'gtk-config
                     ;;
         esac
 
-        if test "$WXGTK2" = 1; then
+        if test "$WXGTK3" = 1; then
+            $as_echo "#define __WXGTK218__ 1" >>confdefs.h
+
+            $as_echo "#define __WXGTK210__ 1" >>confdefs.h
+
+            $as_echo "#define __WXGTK26__ 1" >>confdefs.h
+
+        elif test "$WXGTK2" = 1; then
             save_CFLAGS="$CFLAGS"
             save_LIBS="$LIBS"
             CFLAGS="$wx_cv_cflags_gtk $CFLAGS"
@@ -24453,7 +24723,7 @@ if test "x$with_x" = xno; then
   have_x=disabled
 else
   case $x_includes,$x_libraries in #(
-    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5 ;; #(
+    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
     *,NONE | NONE,*) if test "${ac_cv_have_x+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
@@ -26205,7 +26475,7 @@ fi
 
 USE_XINERAMA=0
 if test "$wxUSE_DISPLAY" = "yes"; then
-        if test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$wxUSE_GTK1" = 1; then
+        if test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$WXGTK1" = 1; then
 
   ac_find_libraries=
 
@@ -27331,7 +27601,7 @@ if test "$wxUSE_OPENGL" = "yes" -o "$wxUSE_OPENGL" = "auto"; then
         OPENGL_LIBS="-framework OpenGL -framework AGL"
     elif test "$wxUSE_MSW" = 1; then
         OPENGL_LIBS="-lopengl32 -lglu32"
-    elif test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$wxUSE_GTK2" = 1 -o "$wxUSE_GTK" = 1; then
+    elif test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$wxUSE_GTK" = 1; then
 
                         { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL headers" >&5
 $as_echo_n "checking for OpenGL headers... " >&6; }
@@ -29028,7 +29298,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
@@ -32532,6 +32802,13 @@ $as_echo "no" >&6; }
   fi
 fi
 
+if test "$WXGTK3" = 1 ; then
+    cat >>confdefs.h <<_ACEOF
+#define __WXGTK3__ 1
+_ACEOF
+
+    WXGTK2=1
+fi
 if test "$WXGTK2" = 1 ; then
   cat >>confdefs.h <<_ACEOF
 #define __WXGTK20__ $WXGTK2
@@ -32572,10 +32849,10 @@ if test "$wxUSE_DEBUG_FLAG" = "no" ; then
     WXCONFIG_CPPFLAGS="$WXCONFIG_CPPFLAGS -DwxDEBUG_LEVEL=0"
 
     if test "$wxUSE_GTK" = 1 ; then
-        if test "x$wxGTK_VERSION" = "x1" ; then
+        if test "$WXGTK2" = 1 ; then
-            CPPFLAGS="-DGTK_NO_CHECK_CASTS $CPPFLAGS"
-        else
             CPPFLAGS="$CPPFLAGS -DG_DISABLE_CAST_CHECKS"
+        else
+            CPPFLAGS="-DGTK_NO_CHECK_CASTS $CPPFLAGS"
         fi
     fi
 fi
@@ -33479,7 +33756,11 @@ fi
     if test "$wxUSE_PRINTING_ARCHITECTURE" = "yes" ; then
 
         if test "$wxUSE_GTKPRINT" = "yes" ; then
-
+            if test "$WXGTK3" = 1; then
+                gtk_unix_print="gtk+-unix-print-3.0"
+            else
+                gtk_unix_print="gtk+-unix-print-2.0 >= 2.10"
+            fi
 
 pkg_failed=no
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GTKPRINT" >&5
@@ -33490,12 +33771,12 @@ if test -n "$PKG_CONFIG"; then
         pkg_cv_GTKPRINT_CFLAGS="$GTKPRINT_CFLAGS"
     else
         if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"gtk+-unix-print-2.0 >= 2.10\""; } >&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"\$gtk_unix_print\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "gtk+-unix-print-2.0 >= 2.10") 2>&5
+  ($PKG_CONFIG --exists --print-errors "$gtk_unix_print") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_GTKPRINT_CFLAGS=`$PKG_CONFIG --cflags "gtk+-unix-print-2.0 >= 2.10" 2>/dev/null`
+  pkg_cv_GTKPRINT_CFLAGS=`$PKG_CONFIG --cflags "$gtk_unix_print" 2>/dev/null`
 else
   pkg_failed=yes
 fi
@@ -33508,12 +33789,12 @@ if test -n "$PKG_CONFIG"; then
         pkg_cv_GTKPRINT_LIBS="$GTKPRINT_LIBS"
     else
         if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"gtk+-unix-print-2.0 >= 2.10\""; } >&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"\$gtk_unix_print\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "gtk+-unix-print-2.0 >= 2.10") 2>&5
+  ($PKG_CONFIG --exists --print-errors "$gtk_unix_print") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_GTKPRINT_LIBS=`$PKG_CONFIG --libs "gtk+-unix-print-2.0 >= 2.10" 2>/dev/null`
+  pkg_cv_GTKPRINT_LIBS=`$PKG_CONFIG --libs "$gtk_unix_print" 2>/dev/null`
 else
   pkg_failed=yes
 fi
@@ -33532,9 +33813,9 @@ else
         _pkg_short_errors_supported=no
 fi
         if test $_pkg_short_errors_supported = yes; then
-	        GTKPRINT_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "gtk+-unix-print-2.0 >= 2.10"`
+	        GTKPRINT_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "$gtk_unix_print"`
         else
-	        GTKPRINT_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "gtk+-unix-print-2.0 >= 2.10"`
+	        GTKPRINT_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$gtk_unix_print"`
         fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$GTKPRINT_PKG_ERRORS" >&5
@@ -36024,6 +36305,10 @@ if test "$wxUSE_WEBVIEW" = "yes"; then
     USE_WEBVIEW_WEBKIT=0
     if test "$wxUSE_WEBVIEW_WEBKIT" = "yes"; then
         if test "$wxUSE_GTK" = 1; then
+            webkitgtk=webkit-1.0
+            if test "$WXGTK3" = 1; then
+                webkitgtk=webkitgtk-3.0
+            fi
 
 pkg_failed=no
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for WEBKIT" >&5
@@ -36034,12 +36319,12 @@ if test -n "$PKG_CONFIG"; then
         pkg_cv_WEBKIT_CFLAGS="$WEBKIT_CFLAGS"
     else
         if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"webkit-1.0 >= 1.3.1\""; } >&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"\$webkitgtk >= 1.3.1\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "webkit-1.0 >= 1.3.1") 2>&5
+  ($PKG_CONFIG --exists --print-errors "$webkitgtk >= 1.3.1") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_WEBKIT_CFLAGS=`$PKG_CONFIG --cflags "webkit-1.0 >= 1.3.1" 2>/dev/null`
+  pkg_cv_WEBKIT_CFLAGS=`$PKG_CONFIG --cflags "$webkitgtk >= 1.3.1" 2>/dev/null`
 else
   pkg_failed=yes
 fi
@@ -36052,12 +36337,12 @@ if test -n "$PKG_CONFIG"; then
         pkg_cv_WEBKIT_LIBS="$WEBKIT_LIBS"
     else
         if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"webkit-1.0 >= 1.3.1\""; } >&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"\$webkitgtk >= 1.3.1\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "webkit-1.0 >= 1.3.1") 2>&5
+  ($PKG_CONFIG --exists --print-errors "$webkitgtk >= 1.3.1") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_WEBKIT_LIBS=`$PKG_CONFIG --libs "webkit-1.0 >= 1.3.1" 2>/dev/null`
+  pkg_cv_WEBKIT_LIBS=`$PKG_CONFIG --libs "$webkitgtk >= 1.3.1" 2>/dev/null`
 else
   pkg_failed=yes
 fi
@@ -36076,9 +36361,9 @@ else
         _pkg_short_errors_supported=no
 fi
         if test $_pkg_short_errors_supported = yes; then
-	        WEBKIT_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "webkit-1.0 >= 1.3.1"`
+	        WEBKIT_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "$webkitgtk >= 1.3.1"`
         else
-	        WEBKIT_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "webkit-1.0 >= 1.3.1"`
+	        WEBKIT_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$webkitgtk >= 1.3.1"`
         fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$WEBKIT_PKG_ERRORS" >&5
@@ -37118,7 +37403,11 @@ case "$TOOLKIT" in
     GTK)
         TOOLKIT_DESC="GTK+"
         if test "$WXGTK2" = 1; then
-            TOOLKIT_DESC="$TOOLKIT_DESC 2"
+            if test "$WXGTK3" = 1; then
+                TOOLKIT_DESC="$TOOLKIT_DESC 3"
+            else
+                TOOLKIT_DESC="$TOOLKIT_DESC 2"
+            fi
             if test "$wxUSE_GTKPRINT" = "yes" ; then
                 TOOLKIT_EXTRA="$TOOLKIT_EXTRA GTK+ printing";
             fi
@@ -39795,6 +40084,16 @@ EOF
         COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1=""
     fi
 
+    COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3="#"
+    if test "x$PLATFORM_UNIX" = "x1" -a "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" ; then
+        COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3=""
+    fi
+
+    COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1="#"
+    if test "x$PLATFORM_UNIX" = "x1" -a "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$USE_GUI" = "x1" ; then
+        COND_PLATFORM_UNIX_1_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1=""
+    fi
+
     COND_PLATFORM_UNIX_1_USE_GUI_1="#"
     if test "x$PLATFORM_UNIX" = "x1" -a "x$USE_GUI" = "x1" ; then
         COND_PLATFORM_UNIX_1_USE_GUI_1=""
@@ -39945,6 +40244,31 @@ EOF
         COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0=""
     fi
 
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_WXUNIV_0="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x2" -a "x$WXUNIV" = "x0" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_WXUNIV_0=""
+    fi
+
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3=""
+    fi
+
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$USE_GUI" = "x1" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1=""
+    fi
+
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1_WXUNIV_0="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$USE_GUI" = "x1" -a "x$WXUNIV" = "x0" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_USE_GUI_1_WXUNIV_0=""
+    fi
+
+    COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_WXUNIV_0="#"
+    if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x3" -a "x$WXUNIV" = "x0" ; then
+        COND_TOOLKIT_GTK_TOOLKIT_VERSION_3_WXUNIV_0=""
+    fi
+
     COND_TOOLKIT_GTK_TOOLKIT_VERSION__USE_GUI_1="#"
     if test "x$TOOLKIT" = "xGTK" -a "x$TOOLKIT_VERSION" = "x" -a "x$USE_GUI" = "x1" ; then
         COND_TOOLKIT_GTK_TOOLKIT_VERSION__USE_GUI_1=""
@@ -41509,7 +41833,7 @@ do
     "wx-config") CONFIG_COMMANDS="$CONFIG_COMMANDS wx-config" ;;
     "$mk") CONFIG_FILES="$CONFIG_FILES $mk" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5 ;;
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
@@ -41825,7 +42149,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5 ;;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -41853,7 +42177,7 @@ do
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5 ;;
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
       case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
@@ -41880,7 +42204,7 @@ $as_echo "$as_me: creating $ac_file" >&6;}
 
     case $ac_tag in
     *:-:* | *:-) cat >"$tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5  ;;
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
     esac
     ;;
   esac

configure.in

@@ -402,9 +402,6 @@ DEFAULT_wxUSE_MAC_ARCH=no
 
 DEFAULT_wxUSE_OFFICIAL_BUILD=no
 
-dnl Applicable only when --with-gtk was used:
-DEFAULT_wxUSE_GTK2=yes
-
 dnl Always default to no. Only special cases require this.
 DEFAULT_wxUSE_OBJC_UNIQUIFYING=no
 
@@ -469,7 +466,7 @@ fi
 
 dnl we use AC_ARG_WITH and not WX_ARG_WITH for the toolkit options as they
 dnl shouldn't default to wxUSE_ALL_FEATURES
-AC_ARG_WITH(gtk,          [[  --with-gtk[=VERSION]    use GTK+, VERSION can be 2 (default), 1 or "any"]], [wxUSE_GTK="$withval" CACHE_GTK=1 TOOLKIT_GIVEN=1])
+AC_ARG_WITH(gtk,          [[  --with-gtk[=VERSION]    use GTK+, VERSION can be 3, 2 (default), 1 or "any"]], [wxUSE_GTK="$withval" CACHE_GTK=1 TOOLKIT_GIVEN=1])
 AC_ARG_WITH(motif,         [  --with-motif            use Motif/Lesstif], [wxUSE_MOTIF="$withval" CACHE_MOTIF=1 TOOLKIT_GIVEN=1])
 AC_ARG_WITH(osx_carbon,    [  --with-osx_carbon       use Mac OS X (Carbon)], [wxUSE_OSX_CARBON="$withval" CACHE_OSX_CARBON=1 TOOLKIT_GIVEN=1])
 AC_ARG_WITH(osx_cocoa,     [  --with-osx_cocoa        use Mac OS X (Cocoa)], [wxUSE_OSX_COCOA="$withval" CACHE_OSX_COCOA=1 TOOLKIT_GIVEN=1])
@@ -487,8 +484,6 @@ AC_ARG_WITH(directfb,      [  --with-directfb         use DirectFB], [wxUSE_DFB=
 AC_ARG_WITH(microwin,      [  --with-microwin         use MicroWindows], [wxUSE_MICROWIN="$withval" CACHE_MICROWIN=1 TOOLKIT_GIVEN=1])
 AC_ARG_WITH(x11,           [  --with-x11              use X11], [wxUSE_X11="$withval" wxUSE_UNIVERSAL="yes" CACHE_X11=1 TOOLKIT_GIVEN=1])
 WX_ARG_ENABLE(nanox,       [  --enable-nanox          use NanoX], wxUSE_NANOX)
-
-AC_ARG_ENABLE(gtk2,        [  --disable-gtk2          use GTK+ 1.2 instead of 2.0], [wxUSE_GTK2="$enableval"])
 WX_ARG_ENABLE(gpe,         [  --enable-gpe            use GNOME PDA Environment features if possible], wxUSE_GPE)
 
 dnl check that no more than one toolkit is given and that if none are given that
@@ -560,15 +555,6 @@ if test "$wxUSE_GUI" = "yes"; then
         AC_MSG_ERROR(Please specify at most one toolkit)
     esac
 
-    # to be removed when --disable-gtk2 isn't needed
-    if test "x$wxUSE_GTK2" = "xyes"; then
-        wxGTK_VERSION=2
-        wxUSE_GTK1=0
-    elif test "x$wxUSE_GTK2" = "xno"; then
-        wxGTK_VERSION=1
-        wxUSE_GTK1=1
-    fi
-
     for toolkit in $ALL_TOOLKITS; do
         var=wxUSE_$toolkit
         eval "value=\$${var}"
@@ -2881,8 +2867,10 @@ if test "$wxUSE_GUI" = "yes"; then
 
     GUI_TK_LIBRARY=
 
+    WXGTK1=
     WXGTK127=
     WXGTK2=
+    WXGTK3=
     WXGPE=
 
     if test "$wxUSE_OLD_COCOA" = 1 ; then
@@ -2930,6 +2918,10 @@ if test "$wxUSE_GUI" = "yes"; then
                     GTK_MODULES=gthread
                 fi
 
+                if test -z "$wxGTK_VERSION"; then
+                    wxGTK_VERSION=any
+                fi
+
                 dnl detect GTK2
                 wx_cv_lib_gtk=
                 if test "x$wxGTK_VERSION" != "x1"
@@ -2944,7 +2936,14 @@ if test "$wxUSE_GUI" = "yes"; then
                             fi
                     esac
 
-                    AM_PATH_GTK_2_0(2.4.0, wx_cv_lib_gtk=2.0, , $GTK_MODULES)
+                    if test "$wxGTK_VERSION" != 3; then
+                        AM_PATH_GTK_2_0(2.4.0, wx_cv_lib_gtk=2.0, , $GTK_MODULES)
+                    fi
+                    if test -z "$wx_cv_lib_gtk"; then
+                        if test "$wxGTK_VERSION" = 3 -o "$wxGTK_VERSION" = any; then
+                            AM_PATH_GTK_3_0(, wx_cv_lib_gtk=3, , $GTK_MODULES)
+                        fi
+                    fi
                 fi
 
                 dnl detect GTK1.x
@@ -2980,12 +2979,16 @@ if test "$wxUSE_GUI" = "yes"; then
         fi
 
         case "$wx_cv_lib_gtk" in
+            3)      WXGTK3=1
+                    TOOLKIT_VERSION=3
+                    ;;
             2.0)    WXGTK2=1
                     TOOLKIT_VERSION=2
                     ;;
             1.2.7)  WXGTK127=1
+                    WXGTK1=1
                     ;;
-            1.2*) ;;
+            1.2*)   WXGTK1=1 ;;
             *)      AC_MSG_ERROR([
 The development files for GTK+ were not found. For GTK+ 2, please
 ensure that pkg-config is in the path and that gtk+-2.0.pc is
@@ -2997,7 +3000,11 @@ libraries returned by 'pkg-config gtk+-2.0 --libs' or 'gtk-config
                     ;;
         esac
 
-        if test "$WXGTK2" = 1; then
+        if test "$WXGTK3" = 1; then
+            AC_DEFINE(__WXGTK218__)
+            AC_DEFINE(__WXGTK210__)
+            AC_DEFINE(__WXGTK26__)
+        elif test "$WXGTK2" = 1; then
             save_CFLAGS="$CFLAGS"
             save_LIBS="$LIBS"
             CFLAGS="$wx_cv_cflags_gtk $CFLAGS"
@@ -3635,7 +3642,7 @@ dnl ---------------------------------------------------------------------------
 USE_XINERAMA=0
 if test "$wxUSE_DISPLAY" = "yes"; then
     dnl Xinerama is used for wxGTK1/wxX11/wxMotif only
-    if test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$wxUSE_GTK1" = 1; then
+    if test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$WXGTK1" = 1; then
         WX_FIND_LIB(Xinerama, XineramaQueryScreens)
         if test "$ac_find_libraries" != "" ; then
             if test "$ac_find_libraries" != "std" ; then
@@ -3712,7 +3719,7 @@ if test "$wxUSE_OPENGL" = "yes" -o "$wxUSE_OPENGL" = "auto"; then
         OPENGL_LIBS="-framework OpenGL -framework AGL"
     elif test "$wxUSE_MSW" = 1; then
         OPENGL_LIBS="-lopengl32 -lglu32"
-    elif test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$wxUSE_GTK2" = 1 -o "$wxUSE_GTK" = 1; then
+    elif test "$wxUSE_MOTIF" = 1 -o "$wxUSE_X11" = 1 -o "$wxUSE_GTK" = 1; then
 
         dnl adjust CPPFLAGS to include GL/gl.h location if necessary
         dnl (/opt/graphics/OpenGL is for HP-UX systems, bug 925307)
@@ -5248,6 +5255,10 @@ else
   fi
 fi
 
+if test "$WXGTK3" = 1 ; then
+    AC_DEFINE_UNQUOTED(__WXGTK3__, 1)
+    WXGTK2=1
+fi
 if test "$WXGTK2" = 1 ; then
   AC_DEFINE_UNQUOTED(__WXGTK20__,$WXGTK2)
 fi
@@ -5284,10 +5295,10 @@ if test "$wxUSE_DEBUG_FLAG" = "no" ; then
     WXCONFIG_CPPFLAGS="$WXCONFIG_CPPFLAGS -DwxDEBUG_LEVEL=0"
 
     if test "$wxUSE_GTK" = 1 ; then
-        if test "x$wxGTK_VERSION" = "x1" ; then
+        if test "$WXGTK2" = 1 ; then
-            CPPFLAGS="-DGTK_NO_CHECK_CASTS $CPPFLAGS"
-        else
             CPPFLAGS="$CPPFLAGS -DG_DISABLE_CAST_CHECKS"
+        else
+            CPPFLAGS="-DGTK_NO_CHECK_CASTS $CPPFLAGS"
         fi
     fi
 fi
@@ -5660,9 +5671,13 @@ if test "$WXGTK2" = 1; then
     if test "$wxUSE_PRINTING_ARCHITECTURE" = "yes" ; then
 
         if test "$wxUSE_GTKPRINT" = "yes" ; then
-
+            if test "$WXGTK3" = 1; then
+                gtk_unix_print="gtk+-unix-print-3.0"
+            else
+                gtk_unix_print="gtk+-unix-print-2.0 >= 2.10"
+            fi
                 PKG_CHECK_MODULES(GTKPRINT,
-                                  [gtk+-unix-print-2.0 >= 2.10],
+                                  [$gtk_unix_print],
                     [
                         CFLAGS="$GTKPRINT_CFLAGS $CFLAGS"
                         CXXFLAGS="$GTKPRINT_CFLAGS $CXXFLAGS"
@@ -7245,8 +7260,12 @@ if test "$wxUSE_WEBVIEW" = "yes"; then
     USE_WEBVIEW_WEBKIT=0
     if test "$wxUSE_WEBVIEW_WEBKIT" = "yes"; then
         if test "$wxUSE_GTK" = 1; then
+            webkitgtk=webkit-1.0
+            if test "$WXGTK3" = 1; then
+                webkitgtk=webkitgtk-3.0
+            fi
             PKG_CHECK_MODULES([WEBKIT],
-                              [webkit-1.0 >= 1.3.1],
+                              [$webkitgtk >= 1.3.1],
                               [
                                 USE_WEBVIEW_WEBKIT=1
                                 CPPFLAGS="$CPPFLAGS $WEBKIT_CFLAGS"
@@ -8016,7 +8035,11 @@ case "$TOOLKIT" in
     GTK)
         TOOLKIT_DESC="GTK+"
         if test "$WXGTK2" = 1; then
-            TOOLKIT_DESC="$TOOLKIT_DESC 2"
+            if test "$WXGTK3" = 1; then
+                TOOLKIT_DESC="$TOOLKIT_DESC 3"
+            else
+                TOOLKIT_DESC="$TOOLKIT_DESC 2"
+            fi
             if test "$wxUSE_GTKPRINT" = "yes" ; then
                 TOOLKIT_EXTRA="$TOOLKIT_EXTRA GTK+ printing";
             fi

docs/changes.txt

@@ -568,6 +568,7 @@ All (GUI):
 
 GTK:
 
+- Added support for GTK+ 3 (John Chain and Paul Cornett)
 - Implement support for wxBG_STYLE_TRANSPARENT (Armel Asselin).
 - Fix wxNotebook best size calculation.
 - Implement wxDirDialog::Create() and wxFileDialog::Create() (vinayakgarg).

include/wx/aui/tabart.h

@@ -4,7 +4,7 @@
 // Author:      Benjamin I. Williams
 // Modified by: Jens Lody (extracted from wx/aui/auibook.h)
 // Created:     2012-03-21
-// RCS-ID:      $Id:$
+// RCS-ID:      $Id$
 // Copyright:   (C) Copyright 2006, Kirix Corporation, All Rights Reserved.
 // Licence:     wxWindows Library Licence, Version 3.1
 ///////////////////////////////////////////////////////////////////////////////
@@ -276,7 +276,7 @@ protected:
 };
 
 #ifndef __WXUNIVERSAL__
-    #if defined(__WXGTK20__)
+    #if defined(__WXGTK20__) && !defined(__WXGTK3__)
         #define wxHAS_NATIVE_TABART
         #include "wx/aui/tabartgtk.h"
         #define wxAuiDefaultTabArt wxAuiGtkTabArt

include/wx/defs.h

@@ -3193,14 +3193,14 @@ typedef struct _GdkDragContext  GdkDragContext;
     typedef unsigned long GdkAtom;
 #endif
 
-#if !defined(__WXGTK30__)
+#if !defined(__WXGTK3__)
     typedef struct _GdkColormap GdkColormap;
     typedef struct _GdkFont GdkFont;
     typedef struct _GdkGC GdkGC;
     typedef struct _GdkRegion GdkRegion;
 #endif
 
-#if defined(__WXGTK30__)
+#if defined(__WXGTK3__)
     typedef struct _GdkWindow GdkWindow;
 #elif defined(__WXGTK20__)
     typedef struct _GdkDrawable GdkWindow;

include/wx/gtk/bitmap.h

@@ -10,6 +10,10 @@
 #ifndef _WX_GTK_BITMAP_H_
 #define _WX_GTK_BITMAP_H_
 
+#ifdef __WXGTK3__
+typedef struct _cairo cairo_t;
+typedef struct _cairo_surface cairo_surface_t;
+#endif
 typedef struct _GdkPixbuf GdkPixbuf;
 class WXDLLIMPEXP_FWD_CORE wxPixelDataBase;
 
@@ -30,8 +34,13 @@ public:
     virtual ~wxMask();
 
     // implementation
+#ifdef __WXGTK3__
+    wxMask(cairo_surface_t*);
+    cairo_surface_t* GetBitmap() const;
+#else
     wxMask(GdkPixmap*);
     GdkPixmap* GetBitmap() const;
+#endif
 
 protected:
     virtual void FreeData();
@@ -39,7 +48,11 @@ protected:
     virtual bool InitFromMonoBitmap(const wxBitmap& bitmap);
 
 private:
+#ifdef __WXGTK3__
+    cairo_surface_t* m_bitmap;
+#else
     GdkPixmap* m_bitmap;
+#endif
 
     DECLARE_DYNAMIC_CLASS(wxMask)
 };
@@ -65,8 +78,7 @@ public:
 #endif
     wxBitmap( const wxString &filename, wxBitmapType type = wxBITMAP_DEFAULT_TYPE );
 #if wxUSE_IMAGE
-    wxBitmap( const wxImage& image, int depth = wxBITMAP_SCREEN_DEPTH )
+    wxBitmap(const wxImage& image, int depth = wxBITMAP_SCREEN_DEPTH);
-        { (void)CreateFromImage(image, depth); }
 #endif // wxUSE_IMAGE
     wxBitmap(GdkPixbuf* pixbuf);
     virtual ~wxBitmap();
@@ -88,6 +100,7 @@ public:
 
     wxMask *GetMask() const;
     void SetMask( wxMask *mask );
+    wxBitmap GetMaskBitmap() const;
 
     wxBitmap GetSubBitmap( const wxRect& rect ) const;
 
@@ -110,9 +123,16 @@ public:
     void SetWidth( int width );
     void SetDepth( int depth );
 
+#ifdef __WXGTK3__
+    GdkPixbuf* GetPixbufNoMask() const;
+    cairo_t* CairoCreate() const;
+    void Draw(cairo_t* cr, int x, int y, bool useMask = true, const wxColour* fg = NULL, const wxColour* bg = NULL) const;
+    void SetSourceSurface(cairo_t* cr, int x, int y, const wxColour* fg = NULL, const wxColour* bg = NULL) const;
+#else
     GdkPixmap *GetPixmap() const;
     bool HasPixmap() const;
     bool HasPixbuf() const;
+#endif
     GdkPixbuf *GetPixbuf() const;
 
     // raw bitmap access support functions
@@ -122,14 +142,17 @@ public:
     bool HasAlpha() const;
 
 protected:
+#ifndef __WXGTK3__
 #if wxUSE_IMAGE
     bool CreateFromImage(const wxImage& image, int depth);
 #endif // wxUSE_IMAGE
+#endif
 
     virtual wxGDIRefData* CreateGDIRefData() const;
     virtual wxGDIRefData* CloneGDIRefData(const wxGDIRefData* data) const;
 
 private:
+#ifndef __WXGTK3__
     void SetPixmap(GdkPixmap* pixmap);
 #if wxUSE_IMAGE
     // to be called from CreateFromImage only!
@@ -147,6 +170,7 @@ public:
     // removes other representations from memory, keeping only 'keep'
     // (wxBitmap may keep same bitmap e.g. as both pixmap and pixbuf):
     void PurgeOtherRepresentations(Representation keep);
+#endif
 
     DECLARE_DYNAMIC_CLASS(wxBitmap)
 };

include/wx/gtk/chkconf.h

@@ -81,3 +81,14 @@
 #endif
 
 #endif  /* __WINDOWS__ */
+
+#ifdef __WXGTK3__
+    #if !wxUSE_GRAPHICS_CONTEXT
+        #ifdef wxABORT_ON_CONFIG_ERROR
+            #error "GTK+ 3 support requires wxGraphicsContext"
+        #else
+            #undef wxUSE_GRAPHICS_CONTEXT
+            #define wxUSE_GRAPHICS_CONTEXT 1
+        #endif
+    #endif
+#endif

include/wx/gtk/clrpicker.h

@@ -52,8 +52,8 @@ protected:
 
 public:     // used by the GTK callback only
 
-    void SetGdkColor(const GdkColor& gdkColor)
+    void GTKSetColour(const wxColour& colour)
-        { m_colour = wxColor(gdkColor); }
+        { m_colour = colour; }
 
     wxWindow *m_topParent;
 

include/wx/gtk/colour.h

@@ -10,6 +10,10 @@
 #ifndef _WX_GTK_COLOUR_H_
 #define _WX_GTK_COLOUR_H_
 
+#ifdef __WXGTK3__
+typedef struct _GdkRGBA GdkRGBA;
+#endif
+
 //-----------------------------------------------------------------------------
 // wxColour
 //-----------------------------------------------------------------------------
@@ -21,6 +25,9 @@ public:
     // ------------
     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
     wxColour(const GdkColor& gdkColor);
+#ifdef __WXGTK3__
+    wxColour(const GdkRGBA& gdkRGBA);
+#endif
 
     virtual ~wxColour();
 
@@ -33,8 +40,12 @@ public:
     unsigned char Alpha() const;
 
     // Implementation part
+#ifdef __WXGTK3__
+    operator const GdkRGBA*() const;
+#else
     void CalcPixel( GdkColormap *cmap );
     int GetPixel() const;
+#endif
     const GdkColor *GetColor() const;
 
 protected:
@@ -43,7 +54,6 @@ protected:
 
     virtual bool FromString(const wxString& str);
 
-private:
     DECLARE_DYNAMIC_CLASS(wxColour)
 };
 

include/wx/gtk/control.h

@@ -26,6 +26,7 @@ extern "C" {
 
 class WXDLLIMPEXP_CORE wxControl : public wxControlBase
 {
+    typedef wxControlBase base_type;
 public:
     wxControl();
     wxControl(wxWindow *parent, wxWindowID id,
@@ -43,8 +44,10 @@ public:
             const wxValidator& validator = wxDefaultValidator,
             const wxString& name = wxControlNameStr);
 
-
     virtual wxVisualAttributes GetDefaultAttributes() const;
+#ifdef __WXGTK3__
+    virtual bool SetFont(const wxFont& font);
+#endif
 
 protected:
     virtual wxSize DoGetBestSize() const;

include/wx/gtk/dc.h

@@ -10,6 +10,105 @@
 #ifndef _WX_GTKDC_H_
 #define _WX_GTKDC_H_
 
+#ifdef __WXGTK3__
+
+#include "wx/dcgraph.h"
+
+class wxGTKCairoDCImpl: public wxGCDCImpl
+{
+    typedef wxGCDCImpl base_type;
+public:
+    wxGTKCairoDCImpl(wxDC* owner);
+    wxGTKCairoDCImpl(wxDC* owner, wxWindow* window);
+    virtual void DoDrawBitmap(const wxBitmap& bitmap, int x, int y, bool useMask);
+    virtual void DoDrawIcon(const wxIcon& icon, int x, int y);
+#if wxUSE_IMAGE
+    virtual bool DoFloodFill(int x, int y, const wxColour& col, wxFloodFillStyle style);
+#endif
+    virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const;
+    virtual bool DoGetPixel(int x, int y, wxColour* col) const;
+    virtual void DoGetSize(int* width, int* height) const;
+    virtual bool DoStretchBlit(int xdest, int ydest, int dstWidth, int dstHeight, wxDC* source, int xsrc, int ysrc, int srcWidth, int srcHeight, wxRasterOperationMode rop, bool useMask, int xsrcMask, int ysrcMask);
+    virtual void* GetCairoContext() const;
+
+protected:
+    int m_width, m_height;
+
+    wxDECLARE_NO_COPY_CLASS(wxGTKCairoDCImpl);
+};
+//-----------------------------------------------------------------------------
+
+class wxWindowDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxWindowDCImpl(wxWindowDC* owner, wxWindow* window);
+
+    wxDECLARE_NO_COPY_CLASS(wxWindowDCImpl);
+};
+//-----------------------------------------------------------------------------
+
+class wxClientDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxClientDCImpl(wxClientDC* owner, wxWindow* window);
+
+    wxDECLARE_NO_COPY_CLASS(wxClientDCImpl);
+};
+//-----------------------------------------------------------------------------
+
+class wxPaintDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxPaintDCImpl(wxPaintDC* owner, wxWindow* window);
+
+    wxDECLARE_NO_COPY_CLASS(wxPaintDCImpl);
+};
+//-----------------------------------------------------------------------------
+
+class wxScreenDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxScreenDCImpl(wxScreenDC* owner);
+
+    wxDECLARE_NO_COPY_CLASS(wxScreenDCImpl);
+};
+//-----------------------------------------------------------------------------
+
+class wxMemoryDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxMemoryDCImpl(wxMemoryDC* owner);
+    wxMemoryDCImpl(wxMemoryDC* owner, wxBitmap& bitmap);
+    wxMemoryDCImpl(wxMemoryDC* owner, wxDC* dc);
+    virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const;
+    virtual void DoSelect(const wxBitmap& bitmap);
+    virtual const wxBitmap& GetSelectedBitmap() const;
+    virtual wxBitmap& GetSelectedBitmap();
+
+private:
+    void Setup();
+    wxBitmap m_bitmap;
+
+    wxDECLARE_NO_COPY_CLASS(wxMemoryDCImpl);
+};
+//-----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxGTKCairoDC: public wxDC
+{
+    typedef wxDC base_type;
+public:
+    wxGTKCairoDC(cairo_t* cr);
+
+    wxDECLARE_NO_COPY_CLASS(wxGTKCairoDC);
+};
+
+#else
+
 #include "wx/dc.h"
 
 //-----------------------------------------------------------------------------
@@ -50,4 +149,5 @@ public:
     #define wxHAS_WORKING_GTK_DC_BLIT
 #endif
 
+#endif
 #endif // _WX_GTKDC_H_

include/wx/gtk/dvrenderers.h

@@ -12,7 +12,12 @@
 #ifndef _WX_GTK_DVRENDERERS_H_
 #define _WX_GTK_DVRENDERERS_H_
 
-typedef struct _GdkRectangle GdkRectangle;
+#ifdef __WXGTK3__
+    typedef struct _cairo_rectangle_int cairo_rectangle_int_t;
+    typedef cairo_rectangle_int_t GdkRectangle;
+#else
+    typedef struct _GdkRectangle GdkRectangle;
+#endif
 
 // ---------------------------------------------------------
 // wxDataViewTextRenderer

include/wx/gtk/glcanvas.h

@@ -39,6 +39,7 @@ public:
                 const int *attribList = NULL,
                 const wxPalette& palette = wxNullPalette);
 
+    virtual bool SetBackgroundStyle(wxBackgroundStyle style);
 
     // implement wxGLCanvasX11 methods
     // --------------------------------
@@ -93,6 +94,9 @@ public:
     void OnInternalIdle();
 
     bool              m_exposed;
+#ifdef __WXGTK3__
+    cairo_t* m_cairoPaintContext;
+#endif
 
 #if WXWIN_COMPATIBILITY_2_8
     wxGLContext      *m_sharedContext;

include/wx/gtk/private.h

@@ -119,7 +119,7 @@ WXDLLIMPEXP_CORE GtkWidget *GetHeaderButtonWidgetLast();
 WXDLLIMPEXP_CORE GtkWidget *GetHeaderButtonWidget();
 WXDLLIMPEXP_CORE GtkWidget *GetNotebookWidget();
 WXDLLIMPEXP_CORE GtkWidget *GetRadioButtonWidget();
-WXDLLIMPEXP_CORE GtkWidget *GetSplitterWidget();
+WXDLLIMPEXP_CORE GtkWidget *GetSplitterWidget(wxOrientation orient = wxHORIZONTAL);
 WXDLLIMPEXP_CORE GtkWidget *GetTextEntryWidget();
 WXDLLIMPEXP_CORE GtkWidget *GetTreeWidget();
 

include/wx/gtk/private/gtk2-compat.h

@@ -26,7 +26,7 @@
 //         functions even if GTK_CHECK_VERSION would indicate the function is
 //         already available in GTK+.
 
-#if !GTK_CHECK_VERSION(3,0,0) && !(defined(GTK_DISABLE_DEPRECATED) || defined(GSEAL_ENABLE))
+#ifndef __WXGTK3__
 
 // ----------------------------------------------------------------------------
 // the following were introduced in GTK+ 2.8
@@ -342,9 +342,60 @@ static inline GdkWindow* wx_gtk_entry_get_text_window(GtkEntry* entry)
 }
 #define gtk_entry_get_text_window wx_gtk_entry_get_text_window
 
+// ----------------------------------------------------------------------------
+// the following were introduced in GTK+ 2.22
+
+static inline GdkWindow* wx_gtk_button_get_event_window(GtkButton* button)
+{
+    return button->event_window;
+}
+#define gtk_button_get_event_window wx_gtk_button_get_event_window
+
+static inline GdkDragAction wx_gdk_drag_context_get_actions(GdkDragContext* context)
+{
+    return context->actions;
+}
+#define gdk_drag_context_get_actions wx_gdk_drag_context_get_actions
+
+static inline GdkDragAction wx_gdk_drag_context_get_selected_action(GdkDragContext* context)
+{
+    return context->action;
+}
+#define gdk_drag_context_get_selected_action wx_gdk_drag_context_get_selected_action
+
+static inline GdkDragAction wx_gdk_drag_context_get_suggested_action(GdkDragContext* context)
+{
+    return context->suggested_action;
+}
+#define gdk_drag_context_get_suggested_action wx_gdk_drag_context_get_suggested_action
+
+static inline GList* wx_gdk_drag_context_list_targets(GdkDragContext* context)
+{
+    return context->targets;
+}
+#define gdk_drag_context_list_targets wx_gdk_drag_context_list_targets
+
+static inline gint wx_gdk_visual_get_depth(GdkVisual* visual)
+{
+    return visual->depth;
+}
+#define gdk_visual_get_depth wx_gdk_visual_get_depth
+
 // ----------------------------------------------------------------------------
 // the following were introduced in GTK+ 2.24
 
+static inline GdkDisplay* wx_gdk_window_get_display(GdkWindow* window)
+{
+    return gdk_drawable_get_display(window);
+}
+#define gdk_window_get_display wx_gdk_window_get_display
+
+static inline GdkScreen* wx_gdk_window_get_screen(GdkWindow* window)
+{
+    return gdk_drawable_get_screen(window);
+}
+#define gdk_window_get_screen wx_gdk_window_get_screen
+
 static inline gint wx_gdk_window_get_height(GdkWindow* window)
 {
     int h;
@@ -369,8 +420,20 @@ static inline void wx_gdk_cairo_set_source_window(cairo_t* cr, GdkWindow* window
 #define gdk_cairo_set_source_window wx_gdk_cairo_set_source_window
 #endif
 
-#endif // !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+// ----------------------------------------------------------------------------
+// the following were introduced in GTK+ 3.0
 
+static inline void wx_gdk_window_get_geometry(GdkWindow* window, gint* x, gint* y, gint* width, gint* height)
+{
+    gdk_window_get_geometry(window, x, y, width, height, NULL);
+}
+#define gdk_window_get_geometry wx_gdk_window_get_geometry
 
+static inline GtkWidget* wx_gtk_tree_view_column_get_button(GtkTreeViewColumn* tree_column)
+{
+    return tree_column->button;
+}
+#define gtk_tree_view_column_get_button wx_gtk_tree_view_column_get_button 
+
+#endif // !__WXGTK3__
 #endif // _WX_GTK_PRIVATE_COMPAT_H_
-

include/wx/gtk/private/win_gtk.h

@@ -10,8 +10,6 @@
 #ifndef _WX_GTK_PIZZA_H_
 #define _WX_GTK_PIZZA_H_
 
-#include <gtk/gtk.h>
-
 #define WX_PIZZA(obj) G_TYPE_CHECK_INSTANCE_CAST(obj, wxPizza::type(), wxPizza)
 #define WX_IS_PIZZA(obj) G_TYPE_CHECK_INSTANCE_TYPE(obj, wxPizza::type())
 
@@ -26,14 +24,13 @@ struct WXDLLIMPEXP_CORE wxPizza
     void move(GtkWidget* widget, int x, int y, int width, int height);
     void put(GtkWidget* widget, int x, int y, int width, int height);
     void scroll(int dx, int dy);
-    void get_border_widths(int& x, int& y);
+    void get_border(GtkBorder& border);
 
     GtkFixed m_fixed;
     GList* m_children;
     int m_scroll_x;
     int m_scroll_y;
-    int m_border_style;
+    int m_windowStyle;
-    bool m_is_scrollable;
 };
 
 #endif // _WX_GTK_PIZZA_H_

include/wx/gtk/region.h

@@ -10,6 +10,10 @@
 #ifndef _WX_GTK_REGION_H_
 #define _WX_GTK_REGION_H_
 
+#ifdef __WXGTK3__
+typedef struct _cairo_region cairo_region_t;
+#endif
+
 // ----------------------------------------------------------------------------
 // wxRegion
 // ----------------------------------------------------------------------------
@@ -56,12 +60,12 @@ public:
     virtual void Clear();
     virtual bool IsEmpty() const;
 
-public:
+#ifdef __WXGTK3__
-    // Init with GdkRegion, set ref count to 2 so that
+    cairo_region_t* GetRegion() const;
-    // the C++ class will not destroy the region!
+#else
-    wxRegion( GdkRegion *region );
+    wxRegion(const GdkRegion* region);
-
     GdkRegion *GetRegion() const;
+#endif
 
 protected:
     virtual wxGDIRefData *CreateGDIRefData() const;

include/wx/gtk/setup0.h

@@ -1652,9 +1652,6 @@
 #define __WXGTK26__
 #define __WXGTK210__
 #define __WXGTK218__
-
+//#define __WXGTK3__
-// Alternatively, all the above symbols could be commented and this one
-// uncommented if using GTK+ 3.
-//#define __WXGTK30__
 
 #endif // _WX_SETUP_H_

include/wx/gtk/window.h

@@ -12,6 +12,13 @@
 
 #include "wx/dynarray.h"
 
+#ifdef __WXGTK3__
+    typedef struct _cairo cairo_t;
+    #define WXUNUSED_IN_GTK3(x)
+#else
+    #define WXUNUSED_IN_GTK3(x) x
+#endif
+
 // helper structure that holds class that holds GtkIMContext object and
 // some additional data needed for key events processing
 struct wxGtkIMData;
@@ -140,12 +147,13 @@ public:
     // Internal addition of child windows
     void DoAddChild(wxWindowGTK *child);
 
-    // This methods sends wxPaintEvents to the window. It reads the
+    // This method sends wxPaintEvents to the window.
-    // update region, breaks it up into rects and sends an event
+    // It is also responsible for background erase events.
-    // for each rect. It is also responsible for background erase
+#ifdef __WXGTK3__
-    // events and NC paint events. It is called from "draw" and
+    void GTKSendPaintEvents(cairo_t* cr);
-    // "expose" handlers as well as from ::Update()
+#else
-    void GtkSendPaintEvents();
+    void GTKSendPaintEvents(const GdkRegion* region);
+#endif
 
     // The methods below are required because many native widgets
     // are composed of several subwidgets and setting a style for
@@ -267,7 +275,6 @@ public:
 
     wxGtkIMData         *m_imData;
 
-
     // indices for the arrays below
     enum ScrollDir { ScrollDir_Horz, ScrollDir_Vert, ScrollDir_Max };
 
@@ -359,20 +366,23 @@ protected:
     // Copies m_children tab order to GTK focus chain:
     void RealizeTabOrder();
 
+#ifndef __WXGTK3__
     // Called by ApplyWidgetStyle (which is called by SetFont() and
     // SetXXXColour etc to apply style changed to native widgets) to create
     // modified GTK style with non-standard attributes. If forceStyle=true,
     // creates empty GtkRcStyle if there are no modifications, otherwise
     // returns NULL in such case.
     GtkRcStyle *GTKCreateWidgetStyle(bool forceStyle = false);
+#endif
 
-    // Overridden in many GTK widgets who have to handle subwidgets
+    void GTKApplyWidgetStyle(bool forceStyle = false);
-    virtual void GTKApplyWidgetStyle(bool forceStyle = false);
 
     // helper function to ease native widgets wrapping, called by
     // ApplyWidgetStyle -- override this, not ApplyWidgetStyle
     virtual void DoApplyWidgetStyle(GtkRcStyle *style);
 
+    void GTKApplyStyle(GtkWidget* widget, GtkRcStyle* style);
+
     // sets the border of a given GtkScrolledWindow from a wx style
     static void GTKScrolledWindowSetBorder(GtkWidget* w, int style);
 
@@ -395,6 +405,17 @@ private:
     bool DoScrollByUnits(ScrollDir dir, ScrollUnit unit, int units);
     virtual void AddChildGTK(wxWindowGTK* child);
 
+#ifdef __WXGTK3__
+    // paint context is stashed here so wxPaintDC can use it
+    cairo_t* m_paintContext;
+
+public:
+    cairo_t* GTKPaintContext() const
+    {
+        return m_paintContext;
+    }
+#endif
+
     DECLARE_DYNAMIC_CLASS(wxWindowGTK)
     wxDECLARE_NO_COPY_CLASS(wxWindowGTK);
 };

include/wx/nativewin.h

@@ -39,9 +39,7 @@
     typedef HWND wxNativeContainerWindowId;
     typedef HWND wxNativeContainerWindowHandle;
 #elif defined(__WXGTK__)
-    #include <gdk/gdk.h>
+    typedef unsigned long wxNativeContainerWindowId;
-
-    typedef GdkNativeWindow wxNativeContainerWindowId;
     typedef GdkWindow *wxNativeContainerWindowHandle;
 #else
     // no support for using native windows under this platform yet

setup.h.in

@@ -68,6 +68,9 @@
 /* Define this if your version of GTK+ is greater than 2.18 */
 #undef __WXGTK218__
 
+/* Define this if your version of GTK+ is >= 3.0 */
+#undef __WXGTK3__
+
 /* Define this if you want to use GPE features */
 #undef __WXGPE__
 

src/aui/dockart.cpp

@@ -43,11 +43,14 @@
 #ifdef __WXGTK__
 #include <gtk/gtk.h>
 #include "wx/renderer.h"
-#if GTK_CHECK_VERSION(2,0,0)
+#ifdef __WXGTK20__
    #include "wx/gtk/private/gtk2-compat.h"
 #else
    #define gtk_widget_is_drawable GTK_WIDGET_DRAWABLE
 #endif
+#ifdef __WXGTK3__
+    #include "wx/graphics.h"
+#endif
 #endif
 
 
@@ -420,11 +423,17 @@ void wxAuiDefaultDockArt::DrawSash(wxDC& dc, wxWindow *window, int orientation,
     gtk_paint_handle
     (
         gtk_widget_get_style(window->m_wxwindow),
+#ifdef __WXGTK3__
+        static_cast<cairo_t*>(dc.GetGraphicsContext()->GetNativeContext()),
+#else
         window->GTKGetDrawingWindow(),
+#endif
         // flags & wxCONTROL_CURRENT ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL,
         GTK_STATE_NORMAL,
         GTK_SHADOW_NONE,
+#ifndef __WXGTK3__
         NULL /* no clipping */,
+#endif
         window->m_wxwindow,
         "paned",
         rect.x,

src/common/dcbase.cpp

@@ -44,7 +44,9 @@
     #include "wx/msw/dcscreen.h"
 #endif
 
-#ifdef __WXGTK20__
+#ifdef __WXGTK3__
+    #include "wx/gtk/dc.h"
+#elif defined __WXGTK20__
     #include "wx/gtk/dcclient.h"
     #include "wx/gtk/dcmemory.h"
     #include "wx/gtk/dcscreen.h"

src/generic/graphicc.cpp

@@ -80,8 +80,10 @@ using namespace std;
 #ifdef __WXGTK__
 #include <gtk/gtk.h>
 #include "wx/fontutil.h"
+#ifndef __WXGTK3__
 #include "wx/gtk/dc.h"
 #endif
+#endif
 
 #ifdef __WXMAC__
 #include "wx/osx/private.h"
@@ -367,7 +369,7 @@ public:
     wxCairoContext( wxGraphicsRenderer* renderer, const wxMemoryDC& dc );
     wxCairoContext( wxGraphicsRenderer* renderer, const wxPrinterDC& dc );
 #ifdef __WXGTK__
-    wxCairoContext( wxGraphicsRenderer* renderer, GdkDrawable *drawable );
+    wxCairoContext( wxGraphicsRenderer* renderer, GdkWindow *window );
 #endif
 #ifdef __WXMSW__
     wxCairoContext( wxGraphicsRenderer* renderer, HDC context );
@@ -1264,7 +1266,7 @@ wxCairoBitmapData::wxCairoBitmapData( wxGraphicsRenderer* renderer, const wxBitm
     // image has alpha (or a mask represented as alpha) then we'll use a
     // different format and iterator than if it doesn't...
     cairo_format_t bufferFormat = bmp.GetDepth() == 32
-#ifdef __WXGTK__
+#if defined(__WXGTK__) && !defined(__WXGTK3__)
                                             || bmp.GetMask()
 #endif
                                         ? CAIRO_FORMAT_ARGB32
@@ -1337,7 +1339,7 @@ wxCairoBitmapData::wxCairoBitmapData( wxGraphicsRenderer* renderer, const wxBitm
             p.OffsetY(pixData, 1);
         }
     }
-#ifdef __WXMSW__
+#if defined(__WXMSW__) || defined(__WXGTK3__)
     // if there is a mask, set the alpha bytes in the target buffer to 
     // fully transparent or fully opaque
     if (bmpSource.GetMask())
@@ -1636,7 +1638,11 @@ wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, const wxWindowDC&
     Init( cairo_create(m_mswSurface) );
 #endif
 
-#ifdef __WXGTK20__
+#ifdef __WXGTK3__
+    cairo_t* cr = static_cast<cairo_t*>(dc.GetImpl()->GetCairoContext());
+    if (cr)
+        Init(cr);
+#elif defined __WXGTK20__
     wxGTKDCImpl *impldc = (wxGTKDCImpl*) dc.GetImpl();
     Init( gdk_cairo_create( impldc->GetGDKWindow() ) );
 
@@ -1707,7 +1713,11 @@ wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, const wxMemoryDC&
     }
 #endif
     
-#ifdef __WXGTK20__
+#ifdef __WXGTK3__
+    cairo_t* cr = static_cast<cairo_t*>(dc.GetImpl()->GetCairoContext());
+    if (cr)
+        Init(cr);
+#elif defined __WXGTK20__
     wxGTKDCImpl *impldc = (wxGTKDCImpl*) dc.GetImpl();
     Init( gdk_cairo_create( impldc->GetGDKWindow() ) );
 
@@ -1737,15 +1747,20 @@ wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, const wxMemoryDC&
 }
 
 #ifdef __WXGTK20__
-wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, GdkDrawable *drawable )
+wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, GdkWindow *window )
 : wxGraphicsContext(renderer)
 {
-    Init( gdk_cairo_create( drawable ) );
+    Init( gdk_cairo_create( window ) );
 
+#ifdef __WXGTK3__
+    m_width = gdk_window_get_width(window);
+    m_height = gdk_window_get_height(window);
+#else
     int width, height;
-    gdk_drawable_get_size( drawable, &width, &height );
+    gdk_drawable_get_size(window, &width, &height);
     m_width = width;
     m_height = height;
+#endif
 }
 #endif
 
@@ -2410,7 +2425,7 @@ wxGraphicsContext * wxCairoRenderer::CreateContextFromNativeWindow( void * windo
 {
     ENSURE_LOADED_OR_RETURN(NULL);
 #ifdef __WXGTK__
-    return new wxCairoContext(this,(GdkDrawable*)window);
+    return new wxCairoContext(this, static_cast<GdkWindow*>(window));
 #else
     wxUnusedVar(window);
     return NULL;

src/generic/statusbr.cpp

@@ -30,6 +30,7 @@
 #ifdef __WXGTK20__
     #include <gtk/gtk.h>
     #include "wx/gtk/private.h"
+    #include "wx/gtk/private/gtk2-compat.h"
 #endif
 
 // we only have to do it here when we use wxStatusBarGeneric in addition to the
@@ -90,8 +91,10 @@ gboolean statusbar_query_tooltip(GtkWidget*   WXUNUSED(widget),
 BEGIN_EVENT_TABLE(wxStatusBarGeneric, wxWindow)
     EVT_PAINT(wxStatusBarGeneric::OnPaint)
     EVT_SIZE(wxStatusBarGeneric::OnSize)
+#ifdef __WXGTK20__
     EVT_LEFT_DOWN(wxStatusBarGeneric::OnLeftDown)
     EVT_RIGHT_DOWN(wxStatusBarGeneric::OnRightDown)
+#endif
     EVT_SYS_COLOUR_CHANGED(wxStatusBarGeneric::OnSysColourChanged)
 END_EVENT_TABLE()
 
@@ -132,7 +135,11 @@ bool wxStatusBarGeneric::Create(wxWindow *parent,
 
 #if defined( __WXGTK20__ )
 #if GTK_CHECK_VERSION(2,12,0)
-    if (HasFlag(wxSTB_SHOW_TIPS) && !gtk_check_version(2,12,0))
+    if (HasFlag(wxSTB_SHOW_TIPS)
+#ifndef __WXGTK3__
+        && gtk_check_version(2,12,0) == NULL
+#endif
+        )
     {
         g_object_set(m_widget, "has-tooltip", TRUE, NULL);
         g_signal_connect(m_widget, "query-tooltip",
@@ -427,6 +434,23 @@ void wxStatusBarGeneric::OnPaint(wxPaintEvent& WXUNUSED(event) )
     if ( ShowsSizeGrip() )
     {
         const wxRect& rc = GetSizeGripRect();
+#ifdef __WXGTK3__
+        GtkWidget* toplevel = gtk_widget_get_toplevel(m_widget);
+        if (toplevel && !gtk_window_get_has_resize_grip(GTK_WINDOW(toplevel)))
+        {
+            GtkStyleContext* sc = gtk_widget_get_style_context(toplevel);
+            gtk_style_context_save(sc);
+            gtk_style_context_add_class(sc, GTK_STYLE_CLASS_GRIP);
+            GtkJunctionSides sides = GTK_JUNCTION_CORNER_BOTTOMRIGHT;
+            if (GetLayoutDirection() == wxLayout_RightToLeft)
+                sides = GTK_JUNCTION_CORNER_BOTTOMLEFT;
+            gtk_style_context_set_junction_sides(sc, sides);
+            gtk_render_handle(sc,
+                static_cast<cairo_t*>(dc.GetImpl()->GetCairoContext()),
+                rc.x, rc.y, rc.width, rc.height);
+            gtk_style_context_restore(sc);
+        }
+#else
         GdkWindowEdge edge =
             GetLayoutDirection() == wxLayout_RightToLeft ? GDK_WINDOW_EDGE_SOUTH_WEST :
                                                            GDK_WINDOW_EDGE_SOUTH_EAST;
@@ -438,6 +462,7 @@ void wxStatusBarGeneric::OnPaint(wxPaintEvent& WXUNUSED(event) )
                             "statusbar",
                             edge,
                             rc.x, rc.y, rc.width, rc.height );
+#endif
     }
 #endif // __WXGTK20__
 
@@ -460,19 +485,20 @@ void wxStatusBarGeneric::OnSysColourChanged(wxSysColourChangedEvent& event)
     wxWindow::OnSysColourChanged(event);
 }
 
+#ifdef __WXGTK20__
 void wxStatusBarGeneric::OnLeftDown(wxMouseEvent& event)
 {
-#ifdef __WXGTK20__
     int width, height;
     GetClientSize(&width, &height);
 
-    if ( ShowsSizeGrip()  && (event.GetX() > width-height) )
+    GtkWidget* ancestor = gtk_widget_get_toplevel(m_widget);
+#ifdef __WXGTK3__
+    if (ancestor && gtk_window_get_has_resize_grip(GTK_WINDOW(ancestor)))
+        ancestor = NULL;
+#endif
+
+    if (ancestor && ShowsSizeGrip() && event.GetX() > width - height)
     {
-        GtkWidget *ancestor = gtk_widget_get_toplevel( m_widget );
-
-        if (!GTK_IS_WINDOW (ancestor))
-            return;
-
         GdkWindow *source = GTKGetDrawingWindow();
 
         int org_x = 0;
@@ -502,24 +528,21 @@ void wxStatusBarGeneric::OnLeftDown(wxMouseEvent& event)
     {
         event.Skip( true );
     }
-#else
-    event.Skip( true );
-#endif
 }
 
 void wxStatusBarGeneric::OnRightDown(wxMouseEvent& event)
 {
-#ifdef __WXGTK20__
     int width, height;
     GetClientSize(&width, &height);
 
-    if ( ShowsSizeGrip() && (event.GetX() > width-height) )
+    GtkWidget* ancestor = gtk_widget_get_toplevel(m_widget);
+#ifdef __WXGTK3__
+    if (ancestor && gtk_window_get_has_resize_grip(GTK_WINDOW(ancestor)))
+        ancestor = NULL;
+#endif
+
+    if (ancestor && ShowsSizeGrip() && event.GetX() > width - height)
     {
-        GtkWidget *ancestor = gtk_widget_get_toplevel( m_widget );
-
-        if (!GTK_IS_WINDOW (ancestor))
-            return;
-
         GdkWindow *source = GTKGetDrawingWindow();
 
         int org_x = 0;
@@ -536,10 +559,8 @@ void wxStatusBarGeneric::OnRightDown(wxMouseEvent& event)
     {
         event.Skip( true );
     }
-#else
-    event.Skip( true );
-#endif
 }
+#endif // __WXGTK20__
 
 void wxStatusBarGeneric::OnSize(wxSizeEvent& event)
 {

src/gtk/aboutdlg.cpp

@@ -21,14 +21,19 @@
 
 #if wxUSE_ABOUTDLG && defined(__WXGTK26__)
 
+#include "wx/aboutdlg.h"
+
 #ifndef WX_PRECOMP
     #include "wx/utils.h"       // for wxLaunchDefaultBrowser()
 #endif //WX_PRECOMP
 
-#include "wx/aboutdlg.h"
+#ifndef __WXGTK3__
 #include "wx/generic/aboutdlgg.h"
+#endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ----------------------------------------------------------------------------
 // GtkArray: temporary array of GTK strings
@@ -101,25 +106,41 @@ private:
 // GTK+ about dialog is modeless, keep track of it in this variable
 static GtkAboutDialog *gs_aboutDialog = NULL;
 
-extern "C" void
+extern "C" {
-wxGtkAboutDialogOnClose(GtkAboutDialog *about)
+static void wxGtkAboutDialogOnClose(GtkAboutDialog *about)
 {
     gtk_widget_destroy(GTK_WIDGET(about));
     if ( about == gs_aboutDialog )
         gs_aboutDialog = NULL;
 }
+}
 
-extern "C" void
+#ifdef __WXGTK3__
-wxGtkAboutDialogOnLink(GtkAboutDialog * WXUNUSED(about),
+extern "C" {
-                       const gchar *link,
+static gboolean activate_link(GtkAboutDialog*, const char* link, void* dontIgnore)
-                       gpointer WXUNUSED(data))
+{
+    if (dontIgnore)
+    {
+        wxLaunchDefaultBrowser(wxGTK_CONV_BACK_SYS(link));
+        return true;
+    }
+    return false;
+}
+}
+#else
+extern "C" {
+static void wxGtkAboutDialogOnLink(GtkAboutDialog*, const char* link, void*)
 {
     wxLaunchDefaultBrowser(wxGTK_CONV_BACK_SYS(link));
 }
+}
+#endif
 
 void wxAboutBox(const wxAboutDialogInfo& info, wxWindow* WXUNUSED(parent))
 {
+#ifndef __WXGTK3__
     if ( !gtk_check_version(2,6,0) )
+#endif
     {
         // don't create another dialog if one is already present
         if ( !gs_aboutDialog )
@@ -150,10 +171,14 @@ void wxAboutBox(const wxAboutDialogInfo& info, wxWindow* WXUNUSED(parent))
 
         if ( info.HasWebSite() )
         {
+#ifdef __WXGTK3__
+            g_signal_connect(dlg, "activate-link", G_CALLBACK(activate_link), dlg);
+#else
             // NB: must be called before gtk_about_dialog_set_website() as
             //     otherwise it has no effect (although GTK+ docs don't mention
             //     this...)
             gtk_about_dialog_set_url_hook(wxGtkAboutDialogOnLink, NULL, NULL);
+#endif
 
             gtk_about_dialog_set_website(dlg, wxGTK_CONV_SYS(info.GetWebSiteURL()));
             gtk_about_dialog_set_website_label
@@ -166,7 +191,11 @@ void wxAboutBox(const wxAboutDialogInfo& info, wxWindow* WXUNUSED(parent))
         {
             gtk_about_dialog_set_website(dlg, NULL);
             gtk_about_dialog_set_website_label(dlg, NULL);
+#ifdef __WXGTK3__
+            g_signal_connect(dlg, "activate-link", G_CALLBACK(activate_link), NULL);
+#else
             gtk_about_dialog_set_url_hook(NULL, NULL, NULL);
+#endif
         }
 
         if ( info.HasDevelopers() )
@@ -216,11 +245,12 @@ void wxAboutBox(const wxAboutDialogInfo& info, wxWindow* WXUNUSED(parent))
                             G_CALLBACK(wxGtkAboutDialogOnClose), NULL);
 
         gtk_window_present(GTK_WINDOW(dlg));
-        return;
     }
-
+#ifndef __WXGTK3__
-    // native about dialog not available, fall back to the generic one
+    else
-    wxGenericAboutBox(info);
+        // native about dialog not available, fall back to the generic one
+        wxGenericAboutBox(info);
+#endif
 }
 
 #endif // wxUSE_ABOUTDLG && GTK+ 2.6+

src/gtk/animate.cpp

@@ -363,20 +363,8 @@ void wxAnimationCtrl::DisplayStaticImage()
     if (m_bmpStaticReal.IsOk())
     {
         // show inactive bitmap
-        GdkBitmap *mask = NULL;
+        gtk_image_set_from_pixbuf(GTK_IMAGE(m_widget),
-        if (m_bmpStaticReal.GetMask())
-            mask = m_bmpStaticReal.GetMask()->GetBitmap();
-
-        if (m_bmpStaticReal.HasPixbuf())
-        {
-            gtk_image_set_from_pixbuf(GTK_IMAGE(m_widget),
                                       m_bmpStaticReal.GetPixbuf());
-        }
-        else
-        {
-            gtk_image_set_from_pixmap(GTK_IMAGE(m_widget),
-                                      m_bmpStaticReal.GetPixmap(), mask);
-        }
     }
     else
     {

src/gtk/anybutton.cpp

@@ -19,7 +19,8 @@
 
 #include "wx/stockitem.h"
 
-#include "wx/gtk/private.h"
+#include <gtk/gtk.h>
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ----------------------------------------------------------------------------
 // GTK callbacks
@@ -87,7 +88,7 @@ bool wxAnyButton::Enable( bool enable )
 
 GdkWindow *wxAnyButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {
-    return GTK_BUTTON(m_widget)->event_window;
+    return gtk_button_get_event_window(GTK_BUTTON(m_widget));
 }
 
 // static

src/gtk/app.cpp

@@ -26,7 +26,6 @@
     #include <gpe/init.h>
 #endif
 
-#include "wx/gtk/private.h"
 #include "wx/apptrait.h"
 #include "wx/fontmap.h"
 
@@ -38,9 +37,8 @@
     #include <hildon/hildon.h>
 #endif // wxUSE_LIBHILDON2
 
-#ifdef GDK_WINDOWING_X11
+#include <gtk/gtk.h>
-#include <gdk/gdkx.h>
+#include "wx/gtk/private.h"
-#endif
 
 //-----------------------------------------------------------------------------
 // link GnomeVFS
@@ -231,6 +229,7 @@ bool wxApp::OnInitGui()
     if ( !wxAppBase::OnInitGui() )
         return false;
 
+#ifndef __WXGTK3__
     // if this is a wxGLApp (derived from wxApp), and we've already
     // chosen a specific visual, then derive the GdkVisual from that
     if ( GetXVisualInfo() )
@@ -268,6 +267,7 @@ bool wxApp::OnInitGui()
             }
         }
     }
+#endif
 
 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
     if ( !GetHildonProgram() )

src/gtk/artgtk.cpp

@@ -21,6 +21,8 @@
 #endif
 
 #include "wx/artprov.h"
+
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
 
 // compatibility with older GTK+ versions:
@@ -303,6 +305,7 @@ wxIconBundle
 wxGTK2ArtProvider::CreateIconBundle(const wxArtID& id,
                                     const wxArtClient& WXUNUSED(client))
 {
+    wxIconBundle bundle;
     const wxString stockid = wxArtIDToStock(id);
 
     // try to load the bundle as stock icon first
@@ -313,7 +316,7 @@ wxGTK2ArtProvider::CreateIconBundle(const wxArtID& id,
         GtkIconSize *sizes;
         gint n_sizes;
         gtk_icon_set_get_sizes(iconset, &sizes, &n_sizes);
-        wxIconBundle bundle = DoCreateIconBundle
+        bundle = DoCreateIconBundle
                               (
                                   stockid.utf8_str(),
                                   sizes, sizes + n_sizes,
@@ -325,7 +328,9 @@ wxGTK2ArtProvider::CreateIconBundle(const wxArtID& id,
 
     // otherwise try icon themes
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if ( !gtk_check_version(2,6,0) )
+#endif
     {
         gint *sizes = gtk_icon_theme_get_icon_sizes
                       (
@@ -333,24 +338,23 @@ wxGTK2ArtProvider::CreateIconBundle(const wxArtID& id,
                           stockid.utf8_str()
                       );
         if ( !sizes )
-            return wxNullIconBundle;
+            return bundle;
 
         gint *last = sizes;
         while ( *last )
             last++;
 
-        wxIconBundle bundle = DoCreateIconBundle
+        bundle = DoCreateIconBundle
                               (
                                   stockid.utf8_str(),
                                   sizes, last,
                                   &CreateThemeIcon
                               );
         g_free(sizes);
-        return bundle;
     }
 #endif // __WXGTK26__
 
-    return wxNullIconBundle;
+    return bundle;
 }
 
 // ----------------------------------------------------------------------------

src/gtk/bitmap.cpp

@@ -27,6 +27,7 @@
 
 extern GtkWidget *wxGetRootWindow();
 
+#ifndef __WXGTK3__
 static void PixmapToPixbuf(GdkPixmap* pixmap, GdkPixbuf* pixbuf, int w, int h)
 {
     gdk_pixbuf_get_from_drawable(pixbuf, pixmap, NULL, 0, 0, 0, 0, w, h);
@@ -68,6 +69,7 @@ static void MaskToAlpha(GdkPixmap* mask, GdkPixbuf* pixbuf, int w, int h)
     }
     g_object_unref(mask_pixbuf);
 }
+#endif
 
 //-----------------------------------------------------------------------------
 // wxMask
@@ -82,6 +84,21 @@ wxMask::wxMask()
 
 wxMask::wxMask(const wxMask& mask)
 {
+#ifdef __WXGTK3__
+    m_bitmap = NULL;
+    if (mask.m_bitmap)
+    {
+        const int w = cairo_image_surface_get_width(mask.m_bitmap);
+        const int h = cairo_image_surface_get_height(mask.m_bitmap);
+        m_bitmap = cairo_image_surface_create(CAIRO_FORMAT_A8, w, h);
+        const guchar* src = cairo_image_surface_get_data(mask.m_bitmap);
+        guchar* dst = cairo_image_surface_get_data(m_bitmap);
+        const int stride = cairo_image_surface_get_stride(m_bitmap);
+        wxASSERT(stride == cairo_image_surface_get_stride(mask.m_bitmap));
+        memcpy(dst, src, stride * h);
+        cairo_surface_mark_dirty(m_bitmap);
+    }
+#else
     if ( !mask.m_bitmap )
     {
         m_bitmap = NULL;
@@ -95,6 +112,7 @@ wxMask::wxMask(const wxMask& mask)
 
     wxGtkObject<GdkGC> gc(gdk_gc_new(m_bitmap));
     gdk_draw_drawable(m_bitmap, gc, mask.m_bitmap, 0, 0, 0, 0, -1, -1);
+#endif
 }
 
 wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour )
@@ -117,7 +135,11 @@ wxMask::wxMask( const wxBitmap& bitmap )
     InitFromMonoBitmap(bitmap);
 }
 
+#ifdef __WXGTK3__
+wxMask::wxMask(cairo_surface_t* bitmap)
+#else
 wxMask::wxMask(GdkPixmap* bitmap)
+#endif
 {
     m_bitmap = bitmap;
 }
@@ -125,14 +147,24 @@ wxMask::wxMask(GdkPixmap* bitmap)
 wxMask::~wxMask()
 {
     if (m_bitmap)
+    {
+#ifdef __WXGTK3__
+        cairo_surface_destroy(m_bitmap);
+#else
         g_object_unref (m_bitmap);
+#endif
+    }
 }
 
 void wxMask::FreeData()
 {
     if (m_bitmap)
     {
+#ifdef __WXGTK3__
+        cairo_surface_destroy(m_bitmap);
+#else
         g_object_unref (m_bitmap);
+#endif
         m_bitmap = NULL;
     }
 }
@@ -142,6 +174,29 @@ bool wxMask::InitFromColour(const wxBitmap& bitmap, const wxColour& colour)
     const int w = bitmap.GetWidth();
     const int h = bitmap.GetHeight();
 
+#ifdef __WXGTK3__
+    m_bitmap = cairo_image_surface_create(CAIRO_FORMAT_A8, w, h);
+    GdkPixbuf* pixbuf = bitmap.GetPixbufNoMask();
+    const guchar* src = gdk_pixbuf_get_pixels(pixbuf);
+    guchar* dst = cairo_image_surface_get_data(m_bitmap);
+    const int stride_src = gdk_pixbuf_get_rowstride(pixbuf);
+    const int stride_dst = cairo_image_surface_get_stride(m_bitmap);
+    const int src_inc = gdk_pixbuf_get_n_channels(pixbuf);
+    const guchar r = colour.Red();
+    const guchar g = colour.Green();
+    const guchar b = colour.Blue();
+    for (int j = 0; j < h; j++, src += stride_src, dst += stride_dst)
+    {
+        const guchar* s = src;
+        for (int i = 0; i < w; i++, s += src_inc)
+        {
+            dst[i] = 0xff;
+            if (s[0] == r && s[1] == g && s[2] == b)
+                dst[i] = 0;
+        }
+    }
+    cairo_surface_mark_dirty(m_bitmap);
+#else
     // create mask as XBM format bitmap
 
     // one bit per pixel, each row starts on a byte boundary
@@ -193,6 +248,7 @@ bool wxMask::InitFromColour(const wxBitmap& bitmap, const wxColour& colour)
     }
     m_bitmap = gdk_bitmap_create_from_data(wxGetRootWindow()->window, (char*)out, w, h);
     delete[] out;
+#endif
     return true;
 }
 
@@ -202,6 +258,9 @@ bool wxMask::InitFromMonoBitmap(const wxBitmap& bitmap)
 
     wxCHECK_MSG( bitmap.GetDepth() == 1, false, wxT("Cannot create mask from colour bitmap") );
 
+#ifdef __WXGTK3__
+    InitFromColour(bitmap, *wxBLACK);
+#else
     m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 );
 
     if (!m_bitmap) return false;
@@ -209,11 +268,16 @@ bool wxMask::InitFromMonoBitmap(const wxBitmap& bitmap)
     wxGtkObject<GdkGC> gc(gdk_gc_new( m_bitmap ));
     gdk_gc_set_function(gc, GDK_COPY_INVERT);
     gdk_draw_drawable(m_bitmap, gc, bitmap.GetPixmap(), 0, 0, 0, 0, bitmap.GetWidth(), bitmap.GetHeight());
+#endif
 
     return true;
 }
 
+#ifdef __WXGTK3__
+cairo_surface_t* wxMask::GetBitmap() const
+#else
 GdkPixmap* wxMask::GetBitmap() const
+#endif
 {
     return m_bitmap;
 }
@@ -230,15 +294,22 @@ public:
 
     virtual bool IsOk() const;
 
+#ifdef __WXGTK3__
+    GdkPixbuf* m_pixbufMask;
+    GdkPixbuf* m_pixbufNoMask;
+    cairo_surface_t* m_surface;
+#else
     GdkPixmap      *m_pixmap;
     GdkPixbuf      *m_pixbuf;
+#endif
     wxMask         *m_mask;
     int             m_width;
     int             m_height;
     int             m_bpp;
+#ifndef __WXGTK3__
     bool m_alphaRequested;
+#endif
 
-private:
     // We don't provide a copy ctor as copying m_pixmap and m_pixbuf properly
     // is expensive and we don't want to do it implicitly (and possibly
     // accidentally). wxBitmap::CloneGDIRefData() which does need to do it does
@@ -248,23 +319,43 @@ private:
 
 wxBitmapRefData::wxBitmapRefData(int width, int height, int depth)
 {
+#ifdef __WXGTK3__
+    m_pixbufMask = NULL;
+    m_pixbufNoMask = NULL;
+    m_surface = NULL;
+#else
     m_pixmap = NULL;
     m_pixbuf = NULL;
+#endif
     m_mask = NULL;
     m_width = width;
     m_height = height;
     m_bpp = depth;
+#ifdef __WXGTK3__
+    if (m_bpp != 1 && m_bpp != 32)
+        m_bpp = 24;
+#else
     if (m_bpp < 0)
         m_bpp = gdk_drawable_get_depth(wxGetRootWindow()->window);
     m_alphaRequested = depth == 32;
+#endif
 }
 
 wxBitmapRefData::~wxBitmapRefData()
 {
+#ifdef __WXGTK3__
+    if (m_pixbufMask)
+        g_object_unref(m_pixbufMask);
+    if (m_pixbufNoMask)
+        g_object_unref(m_pixbufNoMask);
+    if (m_surface)
+        cairo_surface_destroy(m_surface);
+#else
     if (m_pixmap)
         g_object_unref (m_pixmap);
     if (m_pixbuf)
         g_object_unref (m_pixbuf);
+#endif
     delete m_mask;
 }
 
@@ -291,7 +382,30 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth)
     wxASSERT(depth == 1);
     if (width > 0 && height > 0 && depth == 1)
     {
-        SetPixmap(gdk_bitmap_create_from_data(wxGetRootWindow()->window, bits, width, height));
+        m_refData = new wxBitmapRefData(width, height, 1);
+#ifdef __WXGTK3__
+        GdkPixbuf* pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, false, 8, width, height);
+        M_BMPDATA->m_pixbufNoMask = pixbuf;
+        const char* src = bits;
+        guchar* dst = gdk_pixbuf_get_pixels(pixbuf);
+        const int stride_src = (width + 7) / 8;
+        const int rowinc_dst = gdk_pixbuf_get_rowstride(pixbuf) - 3 * width;
+        for (int j = 0; j < width; j++, src += stride_src, dst += rowinc_dst)
+        {
+            for (int i = 0; i < height; i++)
+            {
+                guchar c = 0xff;
+                if (src[i >> 3] & (1 << (i & 7)))
+                    c = 0;
+                *dst++ = c;
+                *dst++ = c;
+                *dst++ = c;
+            }
+        }
+#else
+        M_BMPDATA->m_pixmap = gdk_bitmap_create_from_data(
+            wxGetRootWindow()->window, bits, width, height);
+#endif
     }
 }
 
@@ -299,15 +413,33 @@ wxBitmap::wxBitmap(const char* const* bits)
 {
     wxCHECK2_MSG(bits != NULL, return, wxT("invalid bitmap data"));
 
-    GdkBitmap* mask = NULL;
+#if wxUSE_IMAGE
-    SetPixmap(gdk_pixmap_create_from_xpm_d(wxGetRootWindow()->window, &mask, NULL, const_cast<char**>(bits)));
+    *this = wxBitmap(wxImage(bits));
-    if (!M_BMPDATA)
+#elif defined __WXGTK3__
-        return;
+    GdkPixbuf* pixbuf = gdk_pixbuf_new_from_xpm_data(const_cast<const char**>(bits));
-
+    if (pixbuf)
-    if (M_BMPDATA->m_pixmap != NULL && mask != NULL)
     {
-        M_BMPDATA->m_mask = new wxMask(mask);
+        m_refData = new wxBitmapRefData(
+            gdk_pixbuf_get_width(pixbuf), gdk_pixbuf_get_height(pixbuf),
+            gdk_pixbuf_get_n_channels(pixbuf) * 8);
+        M_BMPDATA->m_pixbufNoMask = pixbuf;
+        wxASSERT(M_BMPDATA->m_bpp == 32 || !gdk_pixbuf_get_has_alpha(M_BMPDATA->m_pixbufNoMask));
     }
+#else
+    GdkBitmap* mask = NULL;
+    GdkPixmap* pixmap = gdk_pixmap_create_from_xpm_d(wxGetRootWindow()->window, &mask, NULL, const_cast<char**>(bits));
+    if (pixmap)
+    {
+        int width, height;
+        gdk_drawable_get_size(pixmap, &width, &height);
+        m_refData = new wxBitmapRefData(width, height, -1);
+        M_BMPDATA->m_pixmap = pixmap;
+        if (mask)
+        {
+            M_BMPDATA->m_mask = new wxMask(mask);
+        }
+    }
+#endif
 }
 
 wxBitmap::wxBitmap(GdkPixbuf* pixbuf)
@@ -318,7 +450,11 @@ wxBitmap::wxBitmap(GdkPixbuf* pixbuf)
             gdk_pixbuf_get_width(pixbuf), gdk_pixbuf_get_height(pixbuf),
             gdk_pixbuf_get_n_channels(pixbuf) * 8);
         m_refData = bmpData;
+#ifdef __WXGTK3__
+        bmpData->m_pixbufNoMask = pixbuf;
+#else
         bmpData->m_pixbuf = pixbuf;
+#endif
     }
 }
 
@@ -334,22 +470,110 @@ bool wxBitmap::Create( int width, int height, int depth )
     return true;
 }
 
-#if wxUSE_IMAGE
+#ifdef __WXGTK3__
-
+static void CopyImageData(
-bool wxBitmap::CreateFromImage(const wxImage& image, int depth)
+    guchar* dst, int dstChannels, int dstStride,
+    const guchar* src, int srcChannels, int srcStride,
+    int w, int h)
 {
-    UnRef();
+    if (dstChannels == srcChannels)
+    {
+        if (dstStride == srcStride)
+            memcpy(dst, src, size_t(dstStride) * h);
+        else
+        {
+            const int stride = dstStride < srcStride ? dstStride : srcStride;
+            for (int j = 0; j < h; j++, src += srcStride, dst += dstStride)
+                memcpy(dst, src, stride);
+        }
+    }
+    else
+    {
+        for (int j = 0; j < h; j++, src += srcStride, dst += dstStride)
+        {
+            guchar* d = dst;
+            const guchar* s = src;
+            if (dstChannels == 4)
+            {
+                for (int i = 0; i < w; i++, d += 4, s += 3)
+                {
+                    d[0] = s[0];
+                    d[1] = s[1];
+                    d[2] = s[2];
+                    d[3] = 0xff;
+                }
+            }
+            else
+            {
+                for (int i = 0; i < w; i++, d += 3, s += 4)
+                {
+                    d[0] = s[0];
+                    d[1] = s[1];
+                    d[2] = s[2];
+                }
+            }
+        }
+    }
+}
+#endif
 
-    wxCHECK_MSG( image.IsOk(), false, wxT("invalid image") );
+#if wxUSE_IMAGE
+#ifdef __WXGTK3__
+wxBitmap::wxBitmap(const wxImage& image, int depth)
+{
+    wxCHECK_RET(image.IsOk(), "invalid image");
 
-    if (image.GetWidth() <= 0 || image.GetHeight() <= 0)
+    const int w = image.GetWidth();
-        return false;
+    const int h = image.GetHeight();
+    const guchar* alpha = image.GetAlpha();
+    if (depth < 0)
+        depth = alpha ? 32 : 24;
+    else if (depth != 1 && depth != 32)
+        depth = 24;
+    wxBitmapRefData* bmpData = new wxBitmapRefData(w, h, depth);
+    m_refData = bmpData;
+    GdkPixbuf* pixbuf_dst = gdk_pixbuf_new(GDK_COLORSPACE_RGB, depth == 32, 8, w, h);
+    bmpData->m_pixbufNoMask = pixbuf_dst;
+    wxASSERT(bmpData->m_bpp == 32 || !gdk_pixbuf_get_has_alpha(bmpData->m_pixbufNoMask));
+    const guchar* src = image.GetData();
+
+    guchar* dst = gdk_pixbuf_get_pixels(pixbuf_dst);
+    const int dstStride = gdk_pixbuf_get_rowstride(pixbuf_dst);
+    CopyImageData(dst, gdk_pixbuf_get_n_channels(pixbuf_dst), dstStride, src, 3, 3 * w, w, h);
+
+    if (depth == 32 && alpha)
+    {
+        for (int j = 0; j < h; j++, dst += dstStride)
+            for (int i = 0; i < w; i++)
+                dst[i * 4 + 3] = *alpha++;
+    }
+    if (image.HasMask())
+    {
+        const guchar r = image.GetMaskRed();
+        const guchar g = image.GetMaskGreen();
+        const guchar b = image.GetMaskBlue();
+        cairo_surface_t* surface = cairo_image_surface_create(CAIRO_FORMAT_A8, w, h);
+        const int stride = cairo_image_surface_get_stride(surface);
+        dst = cairo_image_surface_get_data(surface);
+        memset(dst, 0xff, stride * h);
+        for (int j = 0; j < h; j++, dst += stride)
+            for (int i = 0; i < w; i++, src += 3)
+                if (src[0] == r && src[1] == g && src[2] == b)
+                    dst[i] = 0;
+        cairo_surface_mark_dirty(surface);
+        bmpData->m_mask = new wxMask(surface);
+    }
+}
+#else
+wxBitmap::wxBitmap(const wxImage& image, int depth)
+{
+    wxCHECK_RET(image.IsOk(), "invalid image");
 
     if (depth == 32 || (depth == -1 && image.HasAlpha()))
-        return CreateFromImageAsPixbuf(image);
+        CreateFromImageAsPixbuf(image);
-
+    else
-    // otherwise create pixmap, if alpha is present it will be converted to mask
+        // otherwise create pixmap, if alpha is present it will be converted to mask
-    return CreateFromImageAsPixmap(image, depth);
+        CreateFromImageAsPixmap(image, depth);
 }
 
 bool wxBitmap::CreateFromImageAsPixmap(const wxImage& image, int depth)
@@ -464,9 +688,72 @@ bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image)
 
     return true;
 }
+#endif
 
 wxImage wxBitmap::ConvertToImage() const
 {
+#ifdef __WXGTK3__
+    wxImage image;
+    wxCHECK_MSG(IsOk(), image, "invalid bitmap");
+    wxBitmapRefData* bmpData = M_BMPDATA;
+    const int w = bmpData->m_width;
+    const int h = bmpData->m_height;
+    image.Create(w, h, false);
+    guchar* dst = image.GetData();
+    GdkPixbuf* pixbuf_src = NULL;
+    if (bmpData->m_pixbufNoMask)
+        pixbuf_src = bmpData->m_pixbufNoMask;
+    else if (bmpData->m_surface)
+    {
+        pixbuf_src = gdk_pixbuf_get_from_surface(bmpData->m_surface, 0, 0, w, h);
+        bmpData->m_pixbufNoMask = pixbuf_src;
+        wxASSERT(bmpData->m_bpp == 32 || !gdk_pixbuf_get_has_alpha(bmpData->m_pixbufNoMask));
+    }
+    if (pixbuf_src)
+    {
+        const guchar* src = gdk_pixbuf_get_pixels(pixbuf_src);
+        const int srcStride = gdk_pixbuf_get_rowstride(pixbuf_src);
+        const int srcChannels = gdk_pixbuf_get_n_channels(pixbuf_src);
+        CopyImageData(dst, 3, 3 * w, src, srcChannels, srcStride, w, h);
+
+        if (srcChannels == 4)
+        {
+            image.SetAlpha();
+            guchar* alpha = image.GetAlpha();
+            for (int j = 0; j < h; j++, src += srcStride)
+            {
+                const guchar* s = src;
+                for (int i = 0; i < w; i++, s += 4)
+                    *alpha++ = s[3];
+            }
+        }
+    }
+    cairo_surface_t* maskSurf = NULL;
+    if (bmpData->m_mask)
+        maskSurf = bmpData->m_mask->GetBitmap();
+    if (maskSurf)
+    {
+        const guchar r = 1;
+        const guchar g = 2;
+        const guchar b = 3;
+        image.SetMaskColour(r, g, b);
+        wxASSERT(cairo_image_surface_get_format(maskSurf) == CAIRO_FORMAT_A8);
+        const int stride = cairo_image_surface_get_stride(maskSurf);
+        const guchar* src = cairo_image_surface_get_data(maskSurf);
+        for (int j = 0; j < h; j++, src += stride)
+        {
+            for (int i = 0; i < w; i++, dst += 3)
+                if (src[i] == 0)
+                {
+                    dst[0] = r;
+                    dst[1] = g;
+                    dst[2] = b;
+                }
+                else if (dst[0] == r && dst[1] == g && dst[2] == b)
+                    dst[2]--;
+        }
+    }
+#else
     wxCHECK_MSG( IsOk(), wxNullImage, wxT("invalid bitmap") );
 
     const int w = GetWidth();
@@ -561,6 +848,7 @@ wxImage wxBitmap::ConvertToImage() const
         }
         g_object_unref(image_mask);
     }
+#endif
 
     return image;
 }
@@ -604,12 +892,77 @@ void wxBitmap::SetMask( wxMask *mask )
     M_BMPDATA->m_mask = mask;
 }
 
+wxBitmap wxBitmap::GetMaskBitmap() const
+{
+    wxBitmap bitmap;
+    wxBitmapRefData* bmpData = M_BMPDATA;
+#ifdef __WXGTK3__
+    cairo_surface_t* mask = NULL;
+    if (bmpData && bmpData->m_mask)
+        mask = bmpData->m_mask->GetBitmap();
+    if (mask)
+    {
+        const int w = cairo_image_surface_get_width(mask);
+        const int h = cairo_image_surface_get_height(mask);
+        GdkPixbuf* pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, false, 8, w, h);
+        const guchar* src = cairo_image_surface_get_data(mask);
+        guchar* dst = gdk_pixbuf_get_pixels(pixbuf);
+        const int stride_src = cairo_image_surface_get_stride(mask);
+        const int stride_dst = gdk_pixbuf_get_rowstride(pixbuf);
+        for (int j = 0; j < h; j++, src += stride_src, dst += stride_dst)
+        {
+            guchar* d = dst;
+            for (int i = 0; i < w; i++, d += 3)
+            {
+                d[0] = src[i];
+                d[1] = src[i];
+                d[2] = src[i];
+            }
+        }
+        bitmap = wxBitmap(pixbuf);
+    }
+#else
+    GdkPixmap* mask = NULL;
+    if (bmpData && bmpData->m_mask)
+        mask = bmpData->m_mask->GetBitmap();
+    if (mask)
+    {
+        int w, h;
+        gdk_drawable_get_size(mask, &w, &h);
+        GdkPixbuf* pixbuf = gdk_pixbuf_get_from_drawable(
+            NULL, mask, NULL, 0, 0, 0, 0, w, h);
+        bitmap = wxBitmap(pixbuf);
+    }
+#endif
+    return bitmap;
+}
+
 bool wxBitmap::CopyFromIcon(const wxIcon& icon)
 {
     *this = icon;
     return IsOk();
 }
 
+#ifdef __WXGTK3__
+static cairo_surface_t* GetSubSurface(cairo_surface_t* surface, const wxRect& rect)
+{
+    cairo_surface_flush(surface);
+    const cairo_format_t format = cairo_image_surface_get_format(surface);
+    int x = rect.x;
+    if (format != CAIRO_FORMAT_A8)
+        x *= 4;
+    cairo_surface_t* subSurface = cairo_image_surface_create(format, rect.width, rect.height);
+    const int srcStride = cairo_image_surface_get_stride(surface);
+    const int dstStride = cairo_image_surface_get_stride(subSurface);
+    const guchar* src = cairo_image_surface_get_data(surface) + rect.y * srcStride + x;
+    guchar* dst = cairo_image_surface_get_data(subSurface);
+    for (int j = 0; j < rect.height; j++, src += srcStride, dst += dstStride)
+        memcpy(dst, src, dstStride);
+    cairo_surface_mark_dirty(subSurface);
+    return subSurface;
+}
+#endif
+
 wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
 {
     wxBitmap ret;
@@ -628,6 +981,25 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
     wxBitmapRefData * const newRef = new wxBitmapRefData(w, h, bmpData->m_bpp);
     ret.m_refData = newRef;
 
+#ifdef __WXGTK3__
+    if (bmpData->m_pixbufNoMask)
+    {
+        GdkPixbuf* pixbuf = gdk_pixbuf_new_subpixbuf(bmpData->m_pixbufNoMask, rect.x, rect.y, w, h);
+        newRef->m_pixbufNoMask = gdk_pixbuf_copy(pixbuf);
+        wxASSERT(newRef->m_bpp == 32 || !gdk_pixbuf_get_has_alpha(newRef->m_pixbufNoMask));
+        g_object_unref(pixbuf);
+    }
+    else if (bmpData->m_surface)
+        newRef->m_surface = GetSubSurface(bmpData->m_surface, rect);
+
+    cairo_surface_t* maskSurf = NULL;
+    if (bmpData->m_mask)
+        maskSurf = bmpData->m_mask->GetBitmap();
+    if (maskSurf)
+    {
+        newRef->m_mask = new wxMask(GetSubSurface(maskSurf, rect));
+    }
+#else
     if (bmpData->m_pixbuf)
     {
         GdkPixbuf* pixbuf =
@@ -655,6 +1027,7 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
             sub_mask, gc, mask, rect.x, rect.y, 0, 0, w, h);
         g_object_unref(gc);
     }
+#endif
 
     return ret;
 }
@@ -728,6 +1101,7 @@ void wxBitmap::SetDepth( int depth )
     M_BMPDATA->m_bpp = depth;
 }
 
+#ifndef __WXGTK3__
 void wxBitmap::SetPixmap( GdkPixmap *pixmap )
 {
     UnRef();
@@ -782,12 +1156,185 @@ bool wxBitmap::HasPixmap() const
 
     return M_BMPDATA->m_pixmap != NULL;
 }
+#endif
+
+#ifdef __WXGTK3__
+GdkPixbuf* wxBitmap::GetPixbufNoMask() const
+{
+    wxCHECK_MSG(IsOk(), NULL, "invalid bitmap");
+
+    wxBitmapRefData* bmpData = M_BMPDATA;
+    GdkPixbuf* pixbuf = bmpData->m_pixbufNoMask;
+    if (pixbuf)
+        return pixbuf;
+
+    const int w = bmpData->m_width;
+    const int h = bmpData->m_height;
+    if (bmpData->m_surface)
+        pixbuf = gdk_pixbuf_get_from_surface(bmpData->m_surface, 0, 0, w, h);
+    else
+        pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, bmpData->m_bpp == 32, 8, w, h);
+    bmpData->m_pixbufNoMask = pixbuf;
+    wxASSERT(bmpData->m_bpp == 32 || !gdk_pixbuf_get_has_alpha(bmpData->m_pixbufNoMask));
+
+    return pixbuf;
+}
+
+// helper to set up a simulated depth 1 surface
+static void SetSourceSurface1(const wxBitmapRefData* bmpData, cairo_t* cr, int x, int y, const wxColour* fg, const wxColour* bg)
+{
+    GdkPixbuf* pixbuf = gdk_pixbuf_copy(bmpData->m_pixbufNoMask);
+    const int w = bmpData->m_width;
+    const int h = bmpData->m_height;
+    const int stride = gdk_pixbuf_get_rowstride(pixbuf);
+    const int channels = gdk_pixbuf_get_n_channels(pixbuf);
+    guchar* dst = gdk_pixbuf_get_pixels(pixbuf);
+    guchar fg_r = 0, fg_g = 0, fg_b = 0;
+    if (fg && fg->IsOk())
+    {
+        fg_r = fg->Red();
+        fg_g = fg->Green();
+        fg_b = fg->Blue();
+    }
+    guchar bg_r = 255, bg_g = 255, bg_b = 255;
+    if (bg && bg->IsOk())
+    {
+        bg_r = bg->Red();
+        bg_g = bg->Green();
+        bg_b = bg->Blue();
+    }
+    for (int j = 0; j < h; j++, dst += stride)
+    {
+        guchar* d = dst;
+        for (int i = 0; i < w; i++, d += channels)
+            if (d[0])
+            {
+                d[0] = bg_r;
+                d[1] = bg_g;
+                d[2] = bg_b;
+            }
+            else
+            {
+                d[0] = fg_r;
+                d[1] = fg_g;
+                d[2] = fg_b;
+            }
+    }
+    gdk_cairo_set_source_pixbuf(cr, pixbuf, x, y);
+    g_object_unref(pixbuf);
+}
+
+void wxBitmap::SetSourceSurface(cairo_t* cr, int x, int y, const wxColour* fg, const wxColour* bg) const
+{
+    wxBitmapRefData* bmpData = M_BMPDATA;
+    if (bmpData->m_surface)
+    {
+        cairo_set_source_surface(cr, bmpData->m_surface, x, y);
+        return;
+    }
+    wxCHECK_RET(bmpData->m_pixbufNoMask, "no bitmap data");
+    if (bmpData->m_bpp == 1)
+        SetSourceSurface1(bmpData, cr, x, y, fg, bg);
+    else
+    {
+        gdk_cairo_set_source_pixbuf(cr, bmpData->m_pixbufNoMask, x, y);
+        cairo_pattern_get_surface(cairo_get_source(cr), &bmpData->m_surface);
+        cairo_surface_reference(bmpData->m_surface);
+    }
+}
+
+cairo_t* wxBitmap::CairoCreate() const
+{
+    wxCHECK_MSG(IsOk(), NULL, "invalid bitmap");
+
+    wxBitmapRefData* bmpData = M_BMPDATA;
+    cairo_t* cr;
+    if (bmpData->m_surface)
+        cr = cairo_create(bmpData->m_surface);
+    else
+    {
+        GdkPixbuf* pixbuf = bmpData->m_pixbufNoMask;
+        const bool useAlpha = bmpData->m_bpp == 32 || (pixbuf && gdk_pixbuf_get_has_alpha(pixbuf));
+        bmpData->m_surface = cairo_image_surface_create(
+            useAlpha ? CAIRO_FORMAT_ARGB32 : CAIRO_FORMAT_RGB24,
+            bmpData->m_width, bmpData->m_height);
+        cr = cairo_create(bmpData->m_surface);
+        if (pixbuf)
+        {
+            gdk_cairo_set_source_pixbuf(cr, pixbuf, 0, 0);
+            cairo_paint(cr);
+            cairo_set_source_rgb(cr, 0, 0, 0);
+        }
+    }
+    if (bmpData->m_pixbufNoMask)
+    {
+        g_object_unref(bmpData->m_pixbufNoMask);
+        bmpData->m_pixbufNoMask = NULL;
+    }
+    if (bmpData->m_pixbufMask)
+    {
+        g_object_unref(bmpData->m_pixbufMask);
+        bmpData->m_pixbufMask = NULL;
+    }
+    wxASSERT(cr && cairo_status(cr) == 0);
+    return cr;
+}
+
+void wxBitmap::Draw(cairo_t* cr, int x, int y, bool useMask, const wxColour* fg, const wxColour* bg) const
+{
+    wxCHECK_RET(IsOk(), "invalid bitmap");
+
+    wxBitmapRefData* bmpData = M_BMPDATA;
+    SetSourceSurface(cr, x, y, fg, bg);
+    cairo_pattern_set_filter(cairo_get_source(cr), CAIRO_FILTER_NEAREST);
+    cairo_surface_t* mask = NULL;
+    if (useMask && bmpData->m_mask)
+        mask = bmpData->m_mask->GetBitmap();
+    if (mask)
+        cairo_mask_surface(cr, mask, x, y);
+    else
+        cairo_paint(cr);
+}
+#endif
 
 GdkPixbuf *wxBitmap::GetPixbuf() const
 {
     wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") );
 
     wxBitmapRefData* bmpData = M_BMPDATA;
+#ifdef __WXGTK3__
+    if (bmpData->m_pixbufMask)
+        return bmpData->m_pixbufMask;
+
+    if (bmpData->m_pixbufNoMask == NULL)
+        GetPixbufNoMask();
+    cairo_surface_t* mask = NULL;
+    if (bmpData->m_mask)
+        mask = bmpData->m_mask->GetBitmap();
+    if (mask == NULL)
+        return bmpData->m_pixbufNoMask;
+
+    const int w = bmpData->m_width;
+    const int h = bmpData->m_height;
+    bmpData->m_pixbufMask = gdk_pixbuf_new(GDK_COLORSPACE_RGB, true, 8, w, h);
+
+    guchar* dst = gdk_pixbuf_get_pixels(bmpData->m_pixbufMask);
+    const int dstStride = gdk_pixbuf_get_rowstride(bmpData->m_pixbufMask);
+    CopyImageData(dst, 4, dstStride,
+        gdk_pixbuf_get_pixels(bmpData->m_pixbufNoMask),
+        gdk_pixbuf_get_n_channels(bmpData->m_pixbufNoMask),
+        gdk_pixbuf_get_rowstride(bmpData->m_pixbufNoMask),
+        w, h);
+
+    const guchar* src = cairo_image_surface_get_data(mask);
+    const int srcStride = cairo_image_surface_get_stride(mask);
+    for (int j = 0; j < h; j++, src += srcStride, dst += dstStride)
+        for (int i = 0; i < w; i++)
+            if (src[i] == 0)
+                dst[i * 4 + 3] = 0;
+
+    return bmpData->m_pixbufMask;
+#else
     if (bmpData->m_pixbuf)
         return bmpData->m_pixbuf;
 
@@ -803,8 +1350,10 @@ GdkPixbuf *wxBitmap::GetPixbuf() const
     if (mask)
         MaskToAlpha(mask, bmpData->m_pixbuf, w, h);
     return bmpData->m_pixbuf;
+#endif
 }
 
+#ifndef __WXGTK3__
 bool wxBitmap::HasPixbuf() const
 {
     wxCHECK_MSG( IsOk(), false, wxT("invalid bitmap") );
@@ -825,11 +1374,33 @@ void wxBitmap::PurgeOtherRepresentations(wxBitmap::Representation keep)
         M_BMPDATA->m_pixmap = NULL;
     }
 }
+#endif
 
 #ifdef wxHAS_RAW_BITMAP
 void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
 {
     void* bits = NULL;
+#ifdef __WXGTK3__
+    GdkPixbuf* pixbuf = GetPixbufNoMask();
+    if ((bpp == 32) == (gdk_pixbuf_get_has_alpha(pixbuf) != 0))
+    {
+        bits = gdk_pixbuf_get_pixels(pixbuf);
+        wxBitmapRefData* bmpData = M_BMPDATA;
+        data.m_width = bmpData->m_width;
+        data.m_height = bmpData->m_height;
+        data.m_stride = gdk_pixbuf_get_rowstride(pixbuf);
+        if (bmpData->m_pixbufMask)
+        {
+            g_object_unref(bmpData->m_pixbufMask);
+            bmpData->m_pixbufMask = NULL;
+        }
+        if (bmpData->m_surface)
+        {
+            cairo_surface_destroy(bmpData->m_surface);
+            bmpData->m_surface = NULL;
+        }
+    }
+#else
     GdkPixbuf *pixbuf = GetPixbuf();
     const bool hasAlpha = HasAlpha();
 
@@ -841,6 +1412,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
         data.m_stride = gdk_pixbuf_get_rowstride( pixbuf );
         bits = gdk_pixbuf_get_pixels(pixbuf);
     }
+#endif
     return bits;
 }
 
@@ -852,8 +1424,12 @@ void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(data))
 bool wxBitmap::HasAlpha() const
 {
     const wxBitmapRefData* bmpData = M_BMPDATA;
+#ifdef __WXGTK3__
+    return bmpData && bmpData->m_bpp == 32;
+#else
     return bmpData && (bmpData->m_alphaRequested ||
         (bmpData->m_pixbuf && gdk_pixbuf_get_has_alpha(bmpData->m_pixbuf)));
+#endif
 }
 
 wxGDIRefData* wxBitmap::CreateGDIRefData() const
@@ -867,6 +1443,25 @@ wxGDIRefData* wxBitmap::CloneGDIRefData(const wxGDIRefData* data) const
     wxBitmapRefData * const newRef = new wxBitmapRefData(oldRef->m_width,
                                                          oldRef->m_height,
                                                          oldRef->m_bpp);
+#ifdef __WXGTK3__
+    if (oldRef->m_pixbufNoMask)
+        newRef->m_pixbufNoMask = gdk_pixbuf_copy(oldRef->m_pixbufNoMask);
+    if (oldRef->m_surface)
+    {
+        const int w = oldRef->m_width;
+        const int h = oldRef->m_height;
+        cairo_surface_t* surface = cairo_image_surface_create(
+            cairo_image_surface_get_format(oldRef->m_surface), w, h);
+        newRef->m_surface = surface;
+        cairo_surface_flush(oldRef->m_surface);
+        const guchar* src = cairo_image_surface_get_data(oldRef->m_surface);
+        guchar* dst = cairo_image_surface_get_data(surface);
+        const int stride = cairo_image_surface_get_stride(surface);
+        wxASSERT(stride == cairo_image_surface_get_stride(oldRef->m_surface));
+        memcpy(dst, src, stride * h);
+        cairo_surface_mark_dirty(surface);
+    }
+#else
     if (oldRef->m_pixmap != NULL)
     {
         newRef->m_pixmap = gdk_pixmap_new(
@@ -881,6 +1476,7 @@ wxGDIRefData* wxBitmap::CloneGDIRefData(const wxGDIRefData* data) const
     {
         newRef->m_pixbuf = gdk_pixbuf_copy(oldRef->m_pixbuf);
     }
+#endif
     if (oldRef->m_mask != NULL)
     {
         newRef->m_mask = new wxMask(*oldRef->m_mask);

src/gtk/bmpcbox.cpp

@@ -30,6 +30,7 @@
     #include "wx/log.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
 
 // ============================================================================
@@ -121,7 +122,11 @@ void wxBitmapComboBox::GTKCreateComboBoxWidget()
     }
     else
     {
+#ifdef __WXGTK3__
+        m_widget = gtk_combo_box_new_with_model_and_entry(GTK_TREE_MODEL(store));
+#else
         m_widget = gtk_combo_box_entry_new_with_model( GTK_TREE_MODEL(store), m_stringCellIndex );
+#endif
         m_entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(m_widget)));
         gtk_editable_set_editable(GTK_EDITABLE(m_entry), true);
     }

src/gtk/button.cpp

@@ -18,7 +18,9 @@
 
 #include "wx/stockitem.h"
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 #include "wx/gtk/private/list.h"
 
 // ----------------------------------------------------------------------------
@@ -174,7 +176,12 @@ wxSize wxButtonBase::GetDefaultSize()
         gtk_container_add(GTK_CONTAINER(box), btn);
         gtk_container_add(GTK_CONTAINER(wnd), box);
         GtkRequisition req;
+#ifdef __WXGTK3__
+        gtk_widget_get_preferred_height(btn, NULL, &req.height);
+        gtk_widget_get_preferred_width_for_height(btn, req.height, NULL, &req.width);
+#else
         gtk_widget_size_request(btn, &req);
+#endif
 
         gint minwidth, minheight;
         gtk_widget_style_get(box,
@@ -269,9 +276,9 @@ GtkLabel *wxButton::GTKGetLabel() const
 
 void wxButton::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    gtk_widget_modify_style(m_widget, style);
+    GTKApplyStyle(m_widget, style);
     GtkWidget* child = gtk_bin_get_child(GTK_BIN(m_widget));
-    gtk_widget_modify_style(child, style);
+    GTKApplyStyle(child, style);
 
     // for buttons with images, the path to the label is (at least in 2.12)
     // GtkButton -> GtkAlignment -> GtkHBox -> GtkLabel
@@ -283,7 +290,7 @@ void wxButton::DoApplyWidgetStyle(GtkRcStyle *style)
             wxGtkList list(gtk_container_get_children(GTK_CONTAINER(box)));
             for (GList* item = list; item; item = item->next)
             {
-                gtk_widget_modify_style(GTK_WIDGET(item->data), style);
+                GTKApplyStyle(GTK_WIDGET(item->data), style);
             }
         }
     }

src/gtk/checkbox.cpp

@@ -15,6 +15,7 @@
 #include "wx/checkbox.h"
 
 #include <gtk/gtk.h>
+#include "wx/gtk/private/gtk2-compat.h"
 
 //-----------------------------------------------------------------------------
 // data
@@ -224,13 +225,13 @@ bool wxCheckBox::Enable( bool enable )
 
 void wxCheckBox::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    gtk_widget_modify_style(m_widgetCheckbox, style);
+    GTKApplyStyle(m_widgetCheckbox, style);
-    gtk_widget_modify_style(m_widgetLabel, style);
+    GTKApplyStyle(m_widgetLabel, style);
 }
 
 GdkWindow *wxCheckBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {
-    return GTK_BUTTON(m_widgetCheckbox)->event_window;
+    return gtk_button_get_event_window(GTK_BUTTON(m_widgetCheckbox));
 }
 
 // static

src/gtk/choice.cpp

@@ -17,8 +17,9 @@
     #include "wx/arrstr.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
-
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ----------------------------------------------------------------------------
 // GTK callbacks
@@ -76,7 +77,11 @@ bool wxChoice::Create( wxWindow *parent, wxWindowID id,
         m_strings = new wxGtkCollatedArrayString;
     }
 
+#ifdef __WXGTK3__
+    m_widget = gtk_combo_box_text_new();
+#else
     m_widget = gtk_combo_box_new_text();
+#endif
     g_object_ref(m_widget);
 
     Append(n, choices);
@@ -117,7 +122,11 @@ void wxChoice::SendSelectionChangedEvent(wxEventType evt_type)
 
 void wxChoice::GTKInsertComboBoxTextItem( unsigned int n, const wxString& text )
 {
+#ifdef __WXGTK3__
+    gtk_combo_box_text_insert_text(GTK_COMBO_BOX_TEXT(m_widget), n, wxGTK_CONV(text));
+#else
     gtk_combo_box_insert_text( GTK_COMBO_BOX( m_widget ), n, wxGTK_CONV( text ) );
+#endif
 }
 
 int wxChoice::DoInsertItems(const wxArrayStringsAdapter & items,
@@ -370,8 +379,8 @@ wxSize wxChoice::DoGetBestSize() const
 
 void wxChoice::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    gtk_widget_modify_style(m_widget, style);
+    GTKApplyStyle(m_widget, style);
-    gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(m_widget)), style);
+    GTKApplyStyle(gtk_bin_get_child(GTK_BIN(m_widget)), style);
 }
 
 

src/gtk/clrpicker.cpp

@@ -37,9 +37,14 @@ static void gtk_clrbutton_setcolor_callback(GtkColorButton *widget,
 {
     // update the m_colour member of the wxColourButton
     wxASSERT(p);
+#ifdef __WXGTK3__
+    GdkRGBA gdkColor;
+    gtk_color_button_get_rgba(widget, &gdkColor);
+#else
     GdkColor gdkColor;
     gtk_color_button_get_color(widget, &gdkColor);
-    p->SetGdkColor(gdkColor);
+#endif
+    p->GTKSetColour(gdkColor);
 
     // fire the colour-changed event
     wxColourPickerEvent event(p, p->GetId(), p->GetColour());
@@ -67,7 +72,11 @@ bool wxColourButton::Create( wxWindow *parent, wxWindowID id,
     }
 
     m_colour = col;
+#ifdef __WXGTK3__
+    m_widget = gtk_color_button_new_with_rgba(m_colour);
+#else
     m_widget = gtk_color_button_new_with_color( m_colour.GetColor() );
+#endif
     g_object_ref(m_widget);
 
     // GtkColourButton signals
@@ -89,7 +98,11 @@ wxColourButton::~wxColourButton()
 
 void wxColourButton::UpdateColour()
 {
+#ifdef __WXGTK3__
+    gtk_color_button_set_rgba(GTK_COLOR_BUTTON(m_widget), m_colour);
+#else
     gtk_color_button_set_color(GTK_COLOR_BUTTON(m_widget), m_colour.GetColor());
+#endif
 }
 
 #endif // wxUSE_COLOURPICKERCTRL

src/gtk/collpane.cpp

@@ -24,7 +24,9 @@
 #include "wx/sizer.h"
 #include "wx/panel.h"
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // the lines below duplicate the same definitions in collpaneg.cpp, if we have
 // another implementation of this class we should extract them to a common file
@@ -220,10 +222,12 @@ wxSize wxCollapsiblePane::DoGetBestSize() const
     wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
 
     GtkRequisition req;
-    req.width = 2;
+#ifdef __WXGTK3__
-    req.height = 2;
+    gtk_widget_get_preferred_width(m_widget, NULL, &req.width);
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
+    gtk_widget_get_preferred_height_for_width(m_widget, req.width, NULL, &req.height);
-            (m_widget, &req );
+#else
+    GTK_WIDGET_GET_CLASS(m_widget)->size_request(m_widget, &req);
+#endif
 
     // notice that we do not cache our best size here as it changes
     // all times the user expands/hide our pane

src/gtk/colordlg.cpp

@@ -24,7 +24,9 @@
     #include "wx/intl.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 #if wxUSE_LIBHILDON
     #include <hildon-widgets/hildon-color-selector.h>
@@ -104,10 +106,11 @@ int wxColourDialog::ShowModal()
 
 void wxColourDialog::ColourDataToDialog()
 {
+#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
     const GdkColor * const
         col = m_data.GetColour().IsOk() ? m_data.GetColour().GetColor()
                                       : NULL;
-
+#endif
 #if wxUSE_LIBHILDON
     HildonColorSelector * const sel = HILDON_COLOR_SELECTOR(m_widget);
     hildon_color_selector_set_color(sel, const_cast<GdkColor *>(col));
@@ -128,14 +131,21 @@ void wxColourDialog::ColourDataToDialog()
         gtk_color_selection_dialog_get_color_selection(
         GTK_COLOR_SELECTION_DIALOG(m_widget)));
 
-    if ( col )
+    const wxColour& c = m_data.GetColour();
-        gtk_color_selection_set_current_color(sel, col);
+    if (c.IsOk())
+    {
+#ifdef __WXGTK3__
+        gtk_color_selection_set_current_rgba(sel, c);
+#else
+        gtk_color_selection_set_current_color(sel, c.GetColor());
+#endif
+    }
 
     // setup the palette:
 
-    GdkColor colors[16];
+    GdkColor colors[wxColourData::NUM_CUSTOM];
     gint n_colors = 0;
-    for (unsigned i = 0; i < 16; i++)
+    for (unsigned i = 0; i < WXSIZEOF(colors); i++)
     {
         wxColour c = m_data.GetCustomColour(i);
         if (c.IsOk())
@@ -182,8 +192,13 @@ void wxColourDialog::DialogToColourData()
         gtk_color_selection_dialog_get_color_selection(
         GTK_COLOR_SELECTION_DIALOG(m_widget)));
 
+#ifdef __WXGTK3__
+    GdkRGBA clr;
+    gtk_color_selection_get_current_rgba(sel, &clr);
+#else
     GdkColor clr;
     gtk_color_selection_get_current_color(sel, &clr);
+#endif
     m_data.SetColour(clr);
 
     // Extract custom palette:
@@ -196,7 +211,7 @@ void wxColourDialog::DialogToColourData()
     gint n_colors;
     if (gtk_color_selection_palette_from_string(pal, &colors, &n_colors))
     {
-        for (int i = 0; i < wxMin(n_colors, 16); i++)
+        for (int i = 0; i < n_colors && i < wxColourData::NUM_CUSTOM; i++)
         {
             m_data.SetCustomColour(i, wxColour(colors[i]));
         }

src/gtk/colour.cpp

@@ -12,9 +12,8 @@
 
 #include "wx/colour.h"
 
-#include "wx/gtk/private.h"
-
 #include <gdk/gdk.h>
+#include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // wxColour
@@ -23,6 +22,38 @@
 class wxColourRefData : public wxGDIRefData
 {
 public:
+#ifdef __WXGTK3__
+    wxColourRefData(const GdkRGBA& gdkRGBA)
+        : m_gdkRGBA(gdkRGBA)
+    {
+        m_gdkColor.red = guint16(gdkRGBA.red * 65535);
+        m_gdkColor.green = guint16(gdkRGBA.green * 65535);
+        m_gdkColor.blue = guint16(gdkRGBA.blue * 65535);
+        m_alpha = wxByte(gdkRGBA.alpha * 255 + 0.5);
+    }
+    wxColourRefData(const GdkColor& gdkColor)
+        : m_gdkColor(gdkColor)
+    {
+        m_gdkRGBA.red = gdkColor.red / 65535.0;
+        m_gdkRGBA.green = gdkColor.green / 65535.0;
+        m_gdkRGBA.blue = gdkColor.blue / 65535.0;
+        m_gdkRGBA.alpha = 1;
+        m_alpha = 255;
+    }
+    wxColourRefData(guchar red, guchar green, guchar blue, guchar alpha)
+    {
+        m_gdkRGBA.red = red / 255.0;
+        m_gdkRGBA.green = green / 255.0;
+        m_gdkRGBA.blue = blue / 255.0;
+        m_gdkRGBA.alpha = alpha / 255.0;
+        m_gdkColor.red = (guint16(red) << 8) + red;
+        m_gdkColor.green = (guint16(green) << 8) + green;
+        m_gdkColor.blue = (guint16(blue) << 8) + blue;
+        m_alpha = alpha;
+    }
+    GdkRGBA m_gdkRGBA;
+    GdkColor m_gdkColor;
+#else
     wxColourRefData(guint16 red, guint16 green, guint16 blue, wxByte alpha = 0xff)
     {
         m_color.red =
@@ -50,11 +81,13 @@ public:
     guint16 m_red;
     guint16 m_green;
     guint16 m_blue;
+#endif
     wxByte m_alpha;
 
     wxDECLARE_NO_COPY_CLASS(wxColourRefData);
 };
 
+#ifndef __WXGTK3__
 void wxColourRefData::FreeColour()
 {
     if (m_colormap)
@@ -80,6 +113,7 @@ void wxColourRefData::AllocColour( GdkColormap *cmap )
         }
     }
 }
+#endif
 
 //-----------------------------------------------------------------------------
 
@@ -88,10 +122,22 @@ void wxColourRefData::AllocColour( GdkColormap *cmap )
 // GDK's values are in 0..65535 range, ours are in 0..255
 #define SHIFT  8
 
+#ifdef __WXGTK3__
+wxColour::wxColour(const GdkRGBA& gdkRGBA)
+{
+    m_refData = new wxColourRefData(gdkRGBA);
+}
+
+wxColour::wxColour(const GdkColor& gdkColor)
+{
+    m_refData = new wxColourRefData(gdkColor);
+}
+#else
 wxColour::wxColour(const GdkColor& gdkColor)
 {
     m_refData = new wxColourRefData(gdkColor.red, gdkColor.green, gdkColor.blue);
 }
+#endif
 
 wxColour::~wxColour()
 {
@@ -107,9 +153,15 @@ bool wxColour::operator == ( const wxColour& col ) const
 
     wxColourRefData* refData = M_COLDATA;
     wxColourRefData* that_refData = static_cast<wxColourRefData*>(col.m_refData);
+#ifdef __WXGTK3__
+    return refData->m_gdkColor.red == that_refData->m_gdkColor.red &&
+           refData->m_gdkColor.green == that_refData->m_gdkColor.green &&
+           refData->m_gdkColor.blue == that_refData->m_gdkColor.blue &&
+#else
     return refData->m_red == that_refData->m_red &&
            refData->m_green == that_refData->m_green &&
            refData->m_blue == that_refData->m_blue &&
+#endif
            refData->m_alpha == that_refData->m_alpha;
 }
 
@@ -118,32 +170,48 @@ void wxColour::InitRGBA(unsigned char red, unsigned char green, unsigned char bl
 {
     UnRef();
 
+#ifdef __WXGTK3__
+    m_refData = new wxColourRefData(red, green, blue, alpha);
+#else
     m_refData = new wxColourRefData(
         (guint16(red) << SHIFT) + red,
         (guint16(green) << SHIFT) + green,
         (guint16(blue) << SHIFT) + blue,
         alpha);
+#endif
 }
 
 unsigned char wxColour::Red() const
 {
     wxCHECK_MSG( IsOk(), 0, wxT("invalid colour") );
 
+#ifdef __WXGTK3__
+    return wxByte(M_COLDATA->m_gdkColor.red >> 8);
+#else
     return wxByte(M_COLDATA->m_red >> SHIFT);
+#endif
 }
 
 unsigned char wxColour::Green() const
 {
     wxCHECK_MSG( IsOk(), 0, wxT("invalid colour") );
 
+#ifdef __WXGTK3__
+    return wxByte(M_COLDATA->m_gdkColor.green >> 8);
+#else
     return wxByte(M_COLDATA->m_green >> SHIFT);
+#endif
 }
 
 unsigned char wxColour::Blue() const
 {
     wxCHECK_MSG( IsOk(), 0, wxT("invalid colour") );
 
+#ifdef __WXGTK3__
+    return wxByte(M_COLDATA->m_gdkColor.blue >> 8);
+#else
     return wxByte(M_COLDATA->m_blue >> SHIFT);
+#endif
 }
 
 unsigned char wxColour::Alpha() const
@@ -153,6 +221,7 @@ unsigned char wxColour::Alpha() const
     return M_COLDATA->m_alpha;
 }
 
+#ifndef __WXGTK3__
 void wxColour::CalcPixel( GdkColormap *cmap )
 {
     if (!IsOk()) return;
@@ -166,22 +235,46 @@ int wxColour::GetPixel() const
 
     return M_COLDATA->m_color.pixel;
 }
+#endif
 
 const GdkColor *wxColour::GetColor() const
 {
     wxCHECK_MSG( IsOk(), NULL, wxT("invalid colour") );
 
+#ifdef __WXGTK3__
+    return &M_COLDATA->m_gdkColor;
+#else
     return &M_COLDATA->m_color;
+#endif
 }
 
+#ifdef __WXGTK3__
+wxColour::operator const GdkRGBA*() const
+{
+    const GdkRGBA* c = NULL;
+    if (IsOk())
+        c = &M_COLDATA->m_gdkRGBA;
+    return c;
+}
+#endif
+
 bool wxColour::FromString(const wxString& str)
 {
+#ifdef __WXGTK3__
+    GdkRGBA gdkRGBA;
+    if (gdk_rgba_parse(&gdkRGBA, wxGTK_CONV_SYS(str)))
+    {
+        *this = wxColour(gdkRGBA);
+        return true;
+    }
+#else
     GdkColor colGDK;
     if ( gdk_color_parse( wxGTK_CONV_SYS( str ), &colGDK ) )
     {
         *this = wxColour(colGDK);
         return true;
     }
+#endif
 
     return wxColourBase::FromString(str);
 }

src/gtk/combobox.cpp

@@ -21,7 +21,9 @@
     #include "wx/arrstr.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ----------------------------------------------------------------------------
 // GTK callbacks
@@ -170,7 +172,9 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     g_signal_connect_after (m_widget, "changed",
                         G_CALLBACK (gtkcombobox_changed_callback), this);
 
+#ifndef __WXGTK3__
     if ( !gtk_check_version(2,10,0) )
+#endif
     {
         g_signal_connect (m_widget, "notify::popup-shown",
                           G_CALLBACK (gtkcombobox_popupshown_callback), this);
@@ -183,7 +187,11 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
 
 void wxComboBox::GTKCreateComboBoxWidget()
 {
+#ifdef __WXGTK3__
+    m_widget = gtk_combo_box_text_new_with_entry();
+#else
     m_widget = gtk_combo_box_entry_new_text();
+#endif
     g_object_ref(m_widget);
 
     m_entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(m_widget)));
@@ -264,14 +272,23 @@ GtkWidget* wxComboBox::GetConnectWidget()
 
 GdkWindow* wxComboBox::GTKGetWindow(wxArrayGdkWindows& /* windows */) const
 {
+#ifdef __WXGTK3__
+    // no access to internal GdkWindows
+    return NULL;
+#else
     return gtk_entry_get_text_window(GetEntry());
+#endif
 }
 
 // static
 wxVisualAttributes
 wxComboBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {
+#ifdef __WXGTK3__
+    return GetDefaultAttributesFromGTKWidget(gtk_combo_box_new_with_entry, true);
+#else
     return GetDefaultAttributesFromGTKWidget(gtk_combo_box_entry_new, true);
+#endif
 }
 
 void wxComboBox::SetValue(const wxString& value)

src/gtk/control.cpp

@@ -20,10 +20,11 @@
 #endif
 
 #include "wx/fontutil.h"
-#include "wx/gtk/private.h"
 #include "wx/utils.h"
 #include "wx/sysopt.h"
 
+#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
 #include "wx/gtk/private/mnemonics.h"
 
 // ============================================================================
@@ -57,6 +58,21 @@ bool wxControl::Create( wxWindow *parent,
     return ret;
 }
 
+#ifdef __WXGTK3__
+bool wxControl::SetFont(const wxFont& font)
+{
+    const bool changed = base_type::SetFont(font);
+    if (changed && !gtk_widget_get_realized(m_widget))
+    {
+        // GTK defers sending "style-updated" until widget is realized, but
+        // GetBestSize() won't compute correct result until the signal is sent,
+        // so we have to do it now
+        g_signal_emit_by_name(m_widget, "style-updated");
+    }
+    return changed;
+}
+#endif
+
 wxSize wxControl::DoGetBestSize() const
 {
     // Do not return any arbitrary default value...
@@ -71,7 +87,20 @@ wxSize wxControl::DoGetBestSize() const
     else
     {
         GtkRequisition req;
+#ifdef __WXGTK3__
+        if (gtk_widget_get_request_mode(m_widget) != GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH)
+        {
+            gtk_widget_get_preferred_height(m_widget, NULL, &req.height);
+            gtk_widget_get_preferred_width_for_height(m_widget, req.height, NULL, &req.width);
+        }
+        else
+        {
+            gtk_widget_get_preferred_width(m_widget, NULL, &req.width);
+            gtk_widget_get_preferred_height_for_width(m_widget, req.width, NULL, &req.height);
+        }
+#else
         GTK_WIDGET_GET_CLASS(m_widget)->size_request(m_widget, &req);
+#endif
         best.Set(req.width, req.height);
     }
     CacheBestSize(best);
@@ -82,12 +111,14 @@ void wxControl::PostCreation(const wxSize& size)
 {
     wxWindow::PostCreation();
 
+#ifndef __WXGTK3__
     // NB: GetBestSize needs to know the style, otherwise it will assume
     //     default font and if the user uses a different font, determined
     //     best size will be different (typically, smaller) than the desired
     //     size. This call ensure that a style is available at the time
     //     GetBestSize is called.
     gtk_widget_ensure_style(m_widget);
+#endif
 
     GTKApplyWidgetStyle();
     SetInitialSize(size);
@@ -99,8 +130,9 @@ void wxControl::PostCreation(const wxSize& size)
 // ----------------------------------------------------------------------------
 
 // Fix sensitivity due to bug in GTK+ < 2.14
-void wxControl::GTKFixSensitivity(bool onlyIfUnderMouse)
+void wxControl::GTKFixSensitivity(bool WXUNUSED_IN_GTK3(onlyIfUnderMouse))
 {
+#ifndef __WXGTK3__
     if (gtk_check_version(2,14,0)
 #if wxUSE_SYSTEM_OPTIONS
         && (wxSystemOptions::GetOptionInt(wxT("gtk.control.disable-sensitivity-fix")) != 1)
@@ -115,6 +147,7 @@ void wxControl::GTKFixSensitivity(bool onlyIfUnderMouse)
             Show();
         }
     }
+#endif
 }
 
 // ----------------------------------------------------------------------------
@@ -168,8 +201,8 @@ void wxControl::GTKSetLabelForFrame(GtkFrame *w, const wxString& label)
 
 void wxControl::GTKFrameApplyWidgetStyle(GtkFrame* w, GtkRcStyle* style)
 {
-    gtk_widget_modify_style(GTK_WIDGET(w), style);
+    GTKApplyStyle(GTK_WIDGET(w), style);
-    gtk_widget_modify_style(gtk_frame_get_label_widget (w), style);
+    GTKApplyStyle(gtk_frame_get_label_widget(w), style);
 }
 
 void wxControl::GTKFrameSetMnemonicWidget(GtkFrame* w, GtkWidget* widget)
@@ -214,11 +247,29 @@ wxVisualAttributes wxControl::GetDefaultAttributes() const
 // static
 wxVisualAttributes
 wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
-                                             bool useBase,
+                                             bool WXUNUSED_IN_GTK3(useBase),
                                              int state)
 {
-    GtkStyle* style;
     wxVisualAttributes attr;
+#ifdef __WXGTK3__
+    GtkStateFlags stateFlag = GTK_STATE_FLAG_NORMAL;
+    if (state)
+    {
+        wxASSERT(state == GTK_STATE_ACTIVE);
+        stateFlag = GTK_STATE_FLAG_ACTIVE;
+    }
+    GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+    GdkRGBA c;
+    gtk_style_context_get_color(sc, stateFlag, &c);
+    attr.colFg = wxColour(c);
+    gtk_style_context_get_background_color(sc, stateFlag, &c);
+    attr.colBg = wxColour(c);
+    wxNativeFontInfo info;
+    info.description = const_cast<PangoFontDescription*>(gtk_style_context_get_font(sc, stateFlag));
+    attr.font = wxFont(info);
+    info.description = NULL;
+#else
+    GtkStyle* style;
 
     style = gtk_rc_get_style(widget);
     if (!style)
@@ -246,7 +297,8 @@ wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
         attr.font = wxFont(info);
         info.description = NULL;
     }
-    else
+#endif
+    if (!attr.font.IsOk())
     {
         GtkSettings *settings = gtk_settings_get_default();
         gchar *font_name = NULL;

src/gtk/cursor.cpp

@@ -99,29 +99,68 @@ wxCursor::wxCursor(const char bits[], int width, int height,
                    int hotSpotX, int hotSpotY,
                    const char maskBits[], const wxColour *fg, const wxColour *bg)
 {
+    m_refData = new wxCursorRefData;
+    if (hotSpotX < 0 || hotSpotX >= width)
+        hotSpotX = 0;
+    if (hotSpotY < 0 || hotSpotY >= height)
+        hotSpotY = 0;
+#ifdef __WXGTK3__
+    wxBitmap bitmap(bits, width, height);
+    if (maskBits)
+        bitmap.SetMask(new wxMask(wxBitmap(maskBits, width, height)));
+    GdkPixbuf* pixbuf = bitmap.GetPixbuf();
+    if (fg || bg)
+    {
+        const int stride = gdk_pixbuf_get_rowstride(pixbuf);
+        const int n_channels = gdk_pixbuf_get_n_channels(pixbuf);
+        guchar* data = gdk_pixbuf_get_pixels(pixbuf);
+        for (int j = 0; j < height; j++, data += stride)
+        {
+            guchar* p = data;
+            for (int i = 0; i < width; i++, p += n_channels)
+            {
+                if (p[0])
+                {
+                    if (fg)
+                    {
+                        p[0] = fg->Red();
+                        p[1] = fg->Green();
+                        p[2] = fg->Blue();
+                    }
+                }
+                else
+                {
+                    if (bg)
+                    {
+                        p[0] = bg->Red();
+                        p[1] = bg->Green();
+                        p[2] = bg->Blue();
+                    }
+                }
+            }
+        }
+    }
+    M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixbuf(gtk_widget_get_display(wxGetRootWindow()), pixbuf, hotSpotX, hotSpotY);
+#else
     if (!maskBits)
         maskBits = bits;
     if (!fg)
         fg = wxBLACK;
     if (!bg)
         bg = wxWHITE;
-    if (hotSpotX < 0 || hotSpotX >= width)
-        hotSpotX = 0;
-    if (hotSpotY < 0 || hotSpotY >= height)
-        hotSpotY = 0;
 
     GdkBitmap* data = gdk_bitmap_create_from_data(
         gtk_widget_get_window(wxGetRootWindow()), const_cast<char*>(bits), width, height);
     GdkBitmap* mask = gdk_bitmap_create_from_data(
         gtk_widget_get_window(wxGetRootWindow()), const_cast<char*>(maskBits), width, height);
 
-    m_refData = new wxCursorRefData;
     M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap(
                  data, mask, fg->GetColor(), bg->GetColor(),
                  hotSpotX, hotSpotY );
 
     g_object_unref (data);
     g_object_unref (mask);
+#endif
 }
 
 wxCursor::~wxCursor()
@@ -135,6 +174,9 @@ void wxCursor::InitFromStock( wxStockCursor cursorId )
     GdkCursorType gdk_cur = GDK_LEFT_PTR;
     switch (cursorId)
     {
+#ifdef __WXGTK3__
+        case wxCURSOR_BLANK:            gdk_cur = GDK_BLANK_CURSOR; break;
+#else
         case wxCURSOR_BLANK:
             {
                 const char bits[] = { 0 };
@@ -149,7 +191,7 @@ void wxCursor::InitFromStock( wxStockCursor cursorId )
                 g_object_unref(pixmap);
             }
             return;
-
+#endif
         case wxCURSOR_ARROW:            // fall through to default
         case wxCURSOR_DEFAULT:          gdk_cur = GDK_LEFT_PTR; break;
         case wxCURSOR_RIGHT_ARROW:      gdk_cur = GDK_RIGHT_PTR; break;
@@ -196,152 +238,42 @@ void wxCursor::InitFromStock( wxStockCursor cursorId )
 
 #if wxUSE_IMAGE
 
-static void GetHotSpot(const wxImage& image, int& x, int& y)
-{
-    if (image.HasOption(wxIMAGE_OPTION_CUR_HOTSPOT_X))
-        x = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X);
-    else
-        x = 0;
-
-    if (image.HasOption(wxIMAGE_OPTION_CUR_HOTSPOT_Y))
-        y = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y);
-    else
-        y = 0;
-
-    if (x < 0 || x >= image.GetWidth())
-        x = 0;
-    if (y < 0 || y >= image.GetHeight())
-        y = 0;
-}
-
 void wxCursor::InitFromImage( const wxImage & image )
 {
-    int w = image.GetWidth() ;
+    const int w = image.GetWidth();
-    int h = image.GetHeight();
+    const int h = image.GetHeight();
-    bool bHasMask = image.HasMask();
+    const guchar* alpha = image.GetAlpha();
-    int hotSpotX, hotSpotY;
+    const bool hasMask = image.HasMask();
-    GetHotSpot(image, hotSpotX, hotSpotY);
+    int hotSpotX = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X);
+    int hotSpotY = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y);
+    if (hotSpotX < 0 || hotSpotX > w) hotSpotX = 0;
+    if (hotSpotY < 0 || hotSpotY > h) hotSpotY = 0;
+    GdkPixbuf* pixbuf = gdk_pixbuf_new_from_data(image.GetData(), GDK_COLORSPACE_RGB, false, 8, w, h, w * 3, NULL, NULL);
+    if (alpha || hasMask)
+    {
+        guchar r = 0, g = 0, b = 0;
+        if (hasMask)
+        {
+            r = image.GetMaskRed();
+            g = image.GetMaskGreen();
+            b = image.GetMaskBlue();
+        }
+        GdkPixbuf* pixbuf0 = pixbuf;
+        pixbuf = gdk_pixbuf_add_alpha(pixbuf, hasMask, r, g, b);
+        g_object_unref(pixbuf0);
+        if (alpha)
+        {
+            guchar* d = gdk_pixbuf_get_pixels(pixbuf);
+            const int stride = gdk_pixbuf_get_rowstride(pixbuf);
+            for (int j = 0; j < h; j++, d += stride)
+                for (int i = 0; i < w; i++, alpha++)
+                    if (d[4 * i + 3])
+                        d[4 * i + 3] = *alpha;
+        }
+    }
     m_refData = new wxCursorRefData;
-    wxImage image_copy(image);
+    M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixbuf(gtk_widget_get_display(wxGetRootWindow()), pixbuf, hotSpotX, hotSpotY);
-
+    g_object_unref(pixbuf);
-    GdkDisplay* display = gdk_drawable_get_display(gtk_widget_get_window(wxGetRootWindow()));
-    if (gdk_display_supports_cursor_color(display))
-    {
-        if (!image.HasAlpha())
-        {
-            // add alpha, so wxBitmap will convert to pixbuf format
-            image_copy.InitAlpha();
-        }
-        wxBitmap bitmap(image_copy);
-        wxASSERT(bitmap.HasPixbuf());
-        M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixbuf
-                             (
-                              display,
-                              bitmap.GetPixbuf(),
-                              hotSpotX, hotSpotY
-                             );
-    }
-    else // no colour cursor support
-    {
-        unsigned long keyMaskColor = 0;
-        GdkPixmap *maskRaw;
-        if (bHasMask)
-        {
-            keyMaskColor = wxImageHistogram::MakeKey(
-                image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
-            // get mask before image is modified
-            wxBitmap bitmap(image, 1);
-            maskRaw = bitmap.GetMask()->GetBitmap();
-            g_object_ref(maskRaw);
-        }
-        else
-        {
-            const int size = ((w + 7) / 8) * h;
-            char* bits = new char[size];
-            memset(bits, 0xff, size);
-            maskRaw = gdk_bitmap_create_from_data(
-                gtk_widget_get_window(wxGetRootWindow()), bits, w, h);
-            delete[] bits;
-        }
-
-        // assign the raw pointer to wxGtkObject to ensure it is unref'd later
-        wxGtkObject<GdkPixmap> mask(maskRaw);
-
-        // modify image so wxBitmap can be used to convert to pixmap
-        image_copy.SetMask(false);
-        wxByte* data = image_copy.GetData();
-        for (int j = 0; j < h; j++)
-        {
-            for (int i = 0; i < w; i++, data += 3)
-            {
-                // if average value of the pixel is > mid grey, convert it to
-                // background (0), otherwise to foreground (255, using wxBitmap
-                // convention)
-                data[0] =
-                data[1] =
-                data[2] = int(data[0]) + data[1] + data[2] >= 3 * 128 ? 0 : 255;
-            }
-        }
-        wxBitmap bitmap(image_copy, 1);
-
-        // find the most frequent color(s)
-        wxImageHistogram histogram;
-        image.ComputeHistogram(histogram);
-
-        long colMostFreq = 0;
-        unsigned long nMost = 0;
-        long colNextMostFreq = 0;
-        unsigned long nNext = 0;
-        for ( wxImageHistogram::iterator entry = histogram.begin();
-              entry != histogram.end();
-              ++entry )
-        {
-            unsigned long key = entry->first;
-            if ( !bHasMask || (key != keyMaskColor) )
-            {
-                unsigned long value = entry->second.value;
-                if (value > nMost)
-                {
-                    nNext = nMost;
-                    colNextMostFreq = colMostFreq;
-                    nMost = value;
-                    colMostFreq = key;
-                }
-                else if (value > nNext)
-                {
-                    nNext = value;
-                    colNextMostFreq = key;
-                }
-            }
-        }
-
-        wxColour fg = wxColour ( (unsigned char)(colMostFreq >> 16),
-                                 (unsigned char)(colMostFreq >> 8),
-                                 (unsigned char)(colMostFreq) );
-
-        wxColour bg = wxColour ( (unsigned char)(colNextMostFreq >> 16),
-                                 (unsigned char)(colNextMostFreq >> 8),
-                                 (unsigned char)(colNextMostFreq) );
-
-        int fg_intensity = fg.Red() + fg.Green() + fg.Blue();
-        int bg_intensity = bg.Red() + bg.Green() + bg.Blue();
-
-        if (bg_intensity > fg_intensity)
-        {
-            //swap fg and bg
-            wxColour tmp = fg;
-            fg = bg;
-            bg = tmp;
-        }
-
-        M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap
-                                 (
-                                    bitmap.GetPixmap(),
-                                    mask,
-                                    fg.GetColor(), bg.GetColor(),
-                                    hotSpotX, hotSpotY
-                                 );
-    }
 }
 
 #endif // wxUSE_IMAGE

src/gtk/dataview.cpp

@@ -28,17 +28,27 @@
 #include "wx/popupwin.h"
 #include "wx/listimpl.cpp"
 
-#include "wx/gtk/private.h"
 #include "wx/gtk/dc.h"
+#ifndef __WXGTK3__
 #include "wx/gtk/dcclient.h"
+#endif
 
-#include "wx/gtk/private/gdkconv.h"
+#include <gtk/gtk.h>
-#include "wx/gtk/private/list.h"
+#include "wx/gtk/private.h"
 #include "wx/gtk/private/event.h"
+#include "wx/gtk/private/gdkconv.h"
+#include "wx/gtk/private/gtk2-compat.h"
+#include "wx/gtk/private/list.h"
 using namespace wxGTKImpl;
 
 class wxGtkDataViewModelNotifier;
 
+#ifdef __WXGTK3__
+    #define wxConstGdkRect const GdkRectangle
+#else
+    #define wxConstGdkRect GdkRectangle
+#endif
+
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 
@@ -137,7 +147,8 @@ public:
 // any given moment. It's just simpler like this and we don't need anything
 // more for now.
 
-extern "C"
+extern "C" {
+static
 gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
                                    GtkTreeModel * WXUNUSED(model),
                                    GtkTreePath * WXUNUSED(path),
@@ -146,6 +157,7 @@ gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
 {
     return data == NULL;
 }
+}
 
 class wxGtkTreeSelectionLock
 {
@@ -185,8 +197,10 @@ private:
         // We can only use gtk_tree_selection_get_select_function() with 2.14+
         // so check for its availability both during compile- and run-time.
 #if GTK_CHECK_VERSION(2, 14, 0)
+#ifndef __WXGTK3__
         if ( gtk_check_version(2, 14, 0) != NULL )
             return;
+#endif
 
         // If this assert is triggered, it means the code elsewhere has called
         // gtk_tree_selection_set_select_function() but currently doing this
@@ -1074,8 +1088,8 @@ static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
                         GdkEvent                *event,
                         GtkWidget               *widget,
                         const gchar             *path,
-                        GdkRectangle            *background_area,
+                        wxConstGdkRect          *background_area,
-                        GdkRectangle            *cell_area,
+                        wxConstGdkRect          *cell_area,
                         GtkCellRendererState     flags );
 
 
@@ -1138,8 +1152,8 @@ static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
                         GdkEvent                *gdk_event,
                         GtkWidget               *widget,
                         const gchar             *path,
-                        GdkRectangle            *background_area,
+                        wxConstGdkRect          *background_area,
-                        GdkRectangle            *cell_area,
+                        wxConstGdkRect          *cell_area,
                         GtkCellRendererState     flags )
 {
     GtkWxCellRendererText *wxgtk_renderer = (GtkWxCellRendererText *) gtk_renderer;
@@ -1195,34 +1209,40 @@ static void gtk_wx_cell_renderer_class_init(
 static void gtk_wx_cell_renderer_get_size (
                         GtkCellRenderer         *cell,
                         GtkWidget               *widget,
-                        GdkRectangle            *rectangle,
+                        wxConstGdkRect          *rectangle,
                         gint                    *x_offset,
                         gint                    *y_offset,
                         gint                    *width,
                         gint                    *height );
 static void gtk_wx_cell_renderer_render (
                         GtkCellRenderer         *cell,
+#ifdef __WXGTK3__
+                        cairo_t* cr,
+#else
                         GdkWindow               *window,
+#endif
                         GtkWidget               *widget,
-                        GdkRectangle            *background_area,
+                        wxConstGdkRect          *background_area,
-                        GdkRectangle            *cell_area,
+                        wxConstGdkRect          *cell_area,
+#ifndef __WXGTK3__
                         GdkRectangle            *expose_area,
+#endif
                         GtkCellRendererState     flags );
 static gboolean gtk_wx_cell_renderer_activate(
                         GtkCellRenderer         *cell,
                         GdkEvent                *event,
                         GtkWidget               *widget,
                         const gchar             *path,
-                        GdkRectangle            *background_area,
+                        wxConstGdkRect          *background_area,
-                        GdkRectangle            *cell_area,
+                        wxConstGdkRect          *cell_area,
                         GtkCellRendererState     flags );
 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
                         GtkCellRenderer         *cell,
                         GdkEvent                *event,
                         GtkWidget               *widget,
                         const gchar             *path,
-                        GdkRectangle            *background_area,
+                        wxConstGdkRect          *background_area,
-                        GdkRectangle            *cell_area,
+                        wxConstGdkRect          *cell_area,
                         GtkCellRendererState     flags );
 
 }  // extern "C"
@@ -1283,8 +1303,8 @@ static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
                         GdkEvent                *WXUNUSED(event),
                         GtkWidget               *widget,
                         const gchar             *path,
-                        GdkRectangle            *WXUNUSED(background_area),
+                        wxConstGdkRect          *WXUNUSED(background_area),
-                        GdkRectangle            *cell_area,
+                        wxConstGdkRect          *cell_area,
                         GtkCellRendererState     WXUNUSED(flags) )
 {
     GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
@@ -1324,7 +1344,7 @@ static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
 static void
 gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
                                GtkWidget       *WXUNUSED(widget),
-                               GdkRectangle    *cell_area,
+                               wxConstGdkRect  *cell_area,
                                gint            *x_offset,
                                gint            *y_offset,
                                gint            *width,
@@ -1381,20 +1401,30 @@ gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
 
 struct wxDataViewCustomRenderer::GTKRenderParams
 {
+#ifdef __WXGTK3__
+    cairo_t* cr;
+#else
     GdkWindow* window;
     GdkRectangle* expose_area;
+#endif
     GtkWidget* widget;
-    GdkRectangle* background_area;
+    wxConstGdkRect* background_area;
     int flags;
 };
 
 static void
 gtk_wx_cell_renderer_render (GtkCellRenderer      *renderer,
+#ifdef __WXGTK3__
+                             cairo_t* cr,
+#else
                              GdkWindow            *window,
+#endif
                              GtkWidget            *widget,
-                             GdkRectangle         *background_area,
+                             wxConstGdkRect       *background_area,
-                             GdkRectangle         *cell_area,
+                             wxConstGdkRect       *cell_area,
+#ifndef __WXGTK3__
                              GdkRectangle         *expose_area,
+#endif
                              GtkCellRendererState  flags)
 
 {
@@ -1402,8 +1432,12 @@ gtk_wx_cell_renderer_render (GtkCellRenderer      *renderer,
     wxDataViewCustomRenderer *cell = wxrenderer->cell;
 
     wxDataViewCustomRenderer::GTKRenderParams renderParams;
+#ifdef __WXGTK3__
+    renderParams.cr = cr;
+#else
     renderParams.window = window;
     renderParams.expose_area = expose_area;
+#endif
     renderParams.widget = widget;
     renderParams.background_area = background_area;
     renderParams.flags = flags;
@@ -1414,7 +1448,18 @@ gtk_wx_cell_renderer_render (GtkCellRenderer      *renderer,
     gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
     rect = rect.Deflate(xpad, ypad);
 
-    wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
+    wxDC* dc = cell->GetDC();
+#ifdef __WXGTK3__
+    wxGraphicsContext* context = dc->GetGraphicsContext();
+    void* nativeContext = NULL;
+    if (context)
+        nativeContext = context->GetNativeContext();
+    if (cr != nativeContext)
+    {
+        cairo_reference(cr);
+        dc->SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
+    }
+#else
     wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
 
     // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
@@ -1425,6 +1470,7 @@ gtk_wx_cell_renderer_render (GtkCellRenderer      *renderer,
         impl->m_gdkwindow = window;
         impl->SetUpDC();
     }
+#endif
 
     int state = 0;
     if (flags & GTK_CELL_RENDERER_SELECTED)
@@ -1440,6 +1486,9 @@ gtk_wx_cell_renderer_render (GtkCellRenderer      *renderer,
     cell->WXCallRender( rect, dc, state );
 
     cell->GTKSetRenderParams(NULL);
+#ifdef __WXGTK3__
+    dc->SetGraphicsContext(NULL);
+#endif
 }
 
 static gboolean
@@ -1448,8 +1497,8 @@ gtk_wx_cell_renderer_activate(
                         GdkEvent                *event,
                         GtkWidget               *widget,
                         const gchar             *path,
-                        GdkRectangle            *WXUNUSED(background_area),
+                        wxConstGdkRect          *WXUNUSED(background_area),
-                        GdkRectangle            *cell_area,
+                        wxConstGdkRect          *cell_area,
                         GtkCellRendererState     WXUNUSED(flags) )
 {
     GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
@@ -1661,7 +1710,9 @@ bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsig
                 double d = gtk_adjustment_get_value( hadjust );
                 int xdiff = (int) d;
 
-                int ydiff = gcolumn->button->allocation.height;
+                GtkAllocation a;
+                gtk_widget_get_allocation(GTK_WIDGET(gtk_tree_view_column_get_button(gcolumn)), &a);
+                int ydiff = a.height;
                 // Redraw
                 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
                     cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
@@ -1790,7 +1841,9 @@ void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
 
 void wxDataViewRenderer::GtkInitHandlers()
 {
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
             G_CALLBACK (wxgtk_renderer_editing_started),
@@ -1919,8 +1972,10 @@ int wxDataViewRenderer::GetAlignment() const
 void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
 {
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if ( gtk_check_version(2, 6, 0) != NULL )
         return;
+#endif
 
     GtkCellRendererText * const rend = GtkGetTextRenderer();
     if ( !rend )
@@ -1941,8 +1996,10 @@ void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
 wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
 {
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if ( gtk_check_version(2, 6, 0) != NULL )
         return wxELLIPSIZE_NONE;
+#endif
 
     GtkCellRendererText * const rend = GtkGetTextRenderer();
     if ( !rend )
@@ -2150,8 +2207,10 @@ void wxDataViewTextRenderer::SetAlignment( int align )
 {
     wxDataViewRenderer::SetAlignment(align);
 
+#ifndef __WXGTK3__
     if (gtk_check_version(2,10,0))
         return;
+#endif
 
     // horizontal alignment:
     PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
@@ -2328,6 +2387,7 @@ bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
 // wxDataViewCustomRenderer
 // ---------------------------------------------------------
 
+#ifndef __WXGTK3__
 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
 {
 public:
@@ -2358,7 +2418,7 @@ public:
         wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
         { }
 };
-
+#endif
 
 // ---------------------------------------------------------
 // wxDataViewCustomRenderer
@@ -2424,11 +2484,17 @@ void wxDataViewCustomRenderer::RenderText( const wxString &text,
     cell_area.width -= xoffset;
 
     gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
+#ifdef __WXGTK3__
+        m_renderParams->cr,
+#else
         m_renderParams->window,
+#endif
         m_renderParams->widget,
         m_renderParams->background_area,
         &cell_area,
+#ifndef __WXGTK3__
         m_renderParams->expose_area,
+#endif
         GtkCellRendererState(m_renderParams->flags));
 }
 
@@ -2460,11 +2526,18 @@ wxDC *wxDataViewCustomRenderer::GetDC()
 {
     if (m_dc == NULL)
     {
+#ifdef __WXGTK3__
+        wxASSERT(m_renderParams);
+        cairo_t* cr = m_renderParams->cr;
+        wxASSERT(cr && cairo_status(cr) == 0);
+        m_dc = new wxGTKCairoDC(cr);
+#else
         if (GetOwner() == NULL)
             return NULL;
         if (GetOwner()->GetOwner() == NULL)
             return NULL;
         m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
+#endif
     }
 
     return m_dc;
@@ -2484,7 +2557,7 @@ wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
     m_value = 0;
 
 #ifdef __WXGTK26__
-    if (!gtk_check_version(2,6,0))
+    if (GTK_CHECK_VERSION(3,0,0) || gtk_check_version(2,6,0) == NULL)
     {
         m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
 
@@ -2540,7 +2613,7 @@ void wxDataViewProgressRenderer::GTKSetLabel()
 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
 {
 #ifdef __WXGTK26__
-    if (!gtk_check_version(2,6,0))
+    if (GTK_CHECK_VERSION(3,0,0) || gtk_check_version(2,6,0) == NULL)
     {
 #if !wxUSE_UNICODE
         if ( m_needsToSetLabel )
@@ -2603,7 +2676,7 @@ wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices
    m_choices = choices;
 
 #ifdef __WXGTK26__
-    if (!gtk_check_version(2,6,0))
+    if (GTK_CHECK_VERSION(3,0,0) || gtk_check_version(2,6,0) == NULL)
     {
         m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
 
@@ -2653,7 +2726,7 @@ bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
 {
 
 #ifdef __WXGTK26__
-    if (!gtk_check_version(2,6,0))
+    if (GTK_CHECK_VERSION(3,0,0) || gtk_check_version(2,6,0) == NULL)
     {
         GValue gvalue = { 0, };
         g_value_init( &gvalue, G_TYPE_STRING );
@@ -2673,7 +2746,7 @@ bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
 bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
 {
 #ifdef __WXGTK26__
-    if (!gtk_check_version(2,6,0))
+    if (GTK_CHECK_VERSION(3,0,0) || gtk_check_version(2,6,0) == NULL)
     {
         GValue gvalue = { 0, };
         g_value_init( &gvalue, G_TYPE_STRING );
@@ -2697,8 +2770,10 @@ void wxDataViewChoiceRenderer::SetAlignment( int align )
 {
     wxDataViewCustomRenderer::SetAlignment(align);
 
+#ifndef __WXGTK3__
     if (gtk_check_version(2,10,0))
         return;
+#endif
 
     // horizontal alignment:
     PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
@@ -3010,9 +3085,10 @@ void wxDataViewColumn::OnInternalIdle()
     if (gtk_widget_get_realized(GetOwner()->m_treeview))
     {
         GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
-        if (column->button)
+        GtkWidget* button = gtk_tree_view_column_get_button(column);
+        if (button)
         {
-            g_signal_connect(column->button, "button_press_event",
+            g_signal_connect(button, "button_press_event",
                       G_CALLBACK (gtk_dataview_header_button_press_callback), this);
 
             // otherwise the event will be blocked by GTK+
@@ -3059,20 +3135,7 @@ void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
     {
         GtkImage *gtk_image = GTK_IMAGE(m_image);
 
-        GdkBitmap *mask = NULL;
+        gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image), bitmap.GetPixbuf());
-        if (bitmap.GetMask())
-            mask = bitmap.GetMask()->GetBitmap();
-
-        if (bitmap.HasPixbuf())
-        {
-            gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
-                                      bitmap.GetPixbuf());
-        }
-        else
-        {
-            gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
-                                      bitmap.GetPixmap(), mask);
-        }
         gtk_widget_show( m_image );
     }
     else
@@ -4517,7 +4580,9 @@ bool wxDataViewCtrl::Create(wxWindow *parent,
                      G_CALLBACK (gtk_dataviewctrl_size_callback), this);
 
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
         gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
@@ -4533,7 +4598,9 @@ bool wxDataViewCtrl::Create(wxWindow *parent,
     gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
 
 #ifdef __WXGTK210__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,10,0))
+#endif
     {
         GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
 
@@ -4627,7 +4694,9 @@ bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
         return false;
 
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
         gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
@@ -4657,7 +4726,9 @@ bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
     m_cols.Append( col );
 
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
                GTK_TREE_VIEW_COLUMN_FIXED)
@@ -4679,7 +4750,9 @@ bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
     m_cols.Insert( col );
 
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
                GTK_TREE_VIEW_COLUMN_FIXED)
@@ -4701,7 +4774,9 @@ bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
     m_cols.Insert( pos, col );
 
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
                GTK_TREE_VIEW_COLUMN_FIXED)
@@ -5131,7 +5206,7 @@ wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
 {
     wxDataViewCtrlBase::DoApplyWidgetStyle(style);
-    gtk_widget_modify_style(m_treeview, style);
+    GTKApplyStyle(m_treeview, style);
 }
 
 #endif // !wxUSE_GENERICDATAVIEWCTRL

src/gtk/dc.cpp

@@ -10,6 +10,349 @@
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
+#ifdef __WXGTK3__
+
+#include "wx/window.h"
+#include "wx/dcclient.h"
+#include "wx/dcmemory.h"
+#include "wx/dcscreen.h"
+#include "wx/icon.h"
+#include "wx/gtk/dc.h"
+
+#include <gtk/gtk.h>
+
+wxGTKCairoDCImpl::wxGTKCairoDCImpl(wxDC* owner)
+    : base_type(owner)
+{
+    m_width = 0;
+    m_height = 0;
+}
+
+wxGTKCairoDCImpl::wxGTKCairoDCImpl(wxDC* owner, wxWindow* window)
+    : base_type(owner)
+{
+    m_window = window;
+    m_font = window->GetFont();
+    m_textForegroundColour = window->GetForegroundColour();
+    m_textBackgroundColour = window->GetBackgroundColour();
+    m_width = 0;
+    m_height = 0;
+}
+
+void wxGTKCairoDCImpl::DoDrawBitmap(const wxBitmap& bitmap, int x, int y, bool useMask)
+{
+    wxCHECK_RET(IsOk(), "invalid DC");
+
+    cairo_t* cr = NULL;
+    if (m_graphicContext)
+        cr = static_cast<cairo_t*>(m_graphicContext->GetNativeContext());
+    if (cr)
+    {
+        cairo_save(cr);
+        bitmap.Draw(cr, x, y, useMask, &m_textForegroundColour, &m_textBackgroundColour);
+        cairo_restore(cr);
+    }
+}
+
+void wxGTKCairoDCImpl::DoDrawIcon(const wxIcon& icon, int x, int y)
+{
+    DoDrawBitmap(icon, x, y, true);
+}
+
+#if wxUSE_IMAGE
+bool wxDoFloodFill(wxDC* dc, int x, int y, const wxColour& col, wxFloodFillStyle style);
+
+bool wxGTKCairoDCImpl::DoFloodFill(int x, int y, const wxColour& col, wxFloodFillStyle style)
+{
+    return wxDoFloodFill(GetOwner(), x, y, col, style);
+}
+#endif
+
+wxBitmap wxGTKCairoDCImpl::DoGetAsBitmap(const wxRect* /*subrect*/) const
+{
+    wxFAIL_MSG("DoGetAsBitmap not implemented");
+    return wxBitmap();
+}
+
+bool wxGTKCairoDCImpl::DoGetPixel(int x, int y, wxColour* col) const
+{
+    if (col)
+    {
+        cairo_t* cr = NULL;
+        if (m_graphicContext)
+            cr = static_cast<cairo_t*>(m_graphicContext->GetNativeContext());
+        if (cr)
+        {
+            cairo_surface_t* surface = cairo_get_target(cr);
+            x = LogicalToDeviceX(x);
+            y = LogicalToDeviceY(y);
+            GdkPixbuf* pixbuf = gdk_pixbuf_get_from_surface(surface, x, y, 1, 1);
+            if (pixbuf)
+            {
+                const guchar* src = gdk_pixbuf_get_pixels(pixbuf);
+                col->Set(src[0], src[1], src[2]);
+                g_object_unref(pixbuf);
+                return true;
+            }
+            *col = wxColour();
+        }
+    }
+    return false;
+}
+
+void wxGTKCairoDCImpl::DoGetSize(int* width, int* height) const
+{
+    if (width)
+        *width = m_width;
+    if (height)
+        *height = m_height;
+}
+
+bool wxGTKCairoDCImpl::DoStretchBlit(int xdest, int ydest, int dstWidth, int dstHeight, wxDC* source, int xsrc, int ysrc, int srcWidth, int srcHeight, wxRasterOperationMode rop, bool useMask, int xsrcMask, int ysrcMask)
+{
+    wxCHECK_MSG(IsOk(), false, "invalid DC");
+    wxCHECK_MSG(source && source->IsOk(), false, "invalid source DC");
+
+    cairo_t* cr = NULL;
+    if (m_graphicContext)
+        cr = static_cast<cairo_t*>(m_graphicContext->GetNativeContext());
+    cairo_t* cr_src = NULL;
+    wxGraphicsContext* gc_src = source->GetGraphicsContext();
+    if (gc_src)
+        cr_src = static_cast<cairo_t*>(gc_src->GetNativeContext());
+
+    if (cr == NULL || cr_src == NULL)
+        return false;
+
+    const int xsrc_dev = source->LogicalToDeviceX(xsrc);
+    const int ysrc_dev = source->LogicalToDeviceY(ysrc);
+
+    cairo_surface_t* surface = cairo_get_target(cr_src);
+    cairo_surface_flush(surface);
+    cairo_save(cr);
+    cairo_translate(cr, xdest, ydest);
+    cairo_rectangle(cr, 0, 0, dstWidth, dstHeight);
+    double sx, sy;
+    source->GetUserScale(&sx, &sy);
+    cairo_scale(cr, dstWidth / (sx * srcWidth), dstHeight / (sy * srcHeight));
+    cairo_set_source_surface(cr, surface, -xsrc_dev, -ysrc_dev);
+    const wxRasterOperationMode rop_save = m_logicalFunction;
+    SetLogicalFunction(rop);
+    cairo_pattern_set_filter(cairo_get_source(cr), CAIRO_FILTER_NEAREST);
+    cairo_surface_t* maskSurf = NULL;
+    if (useMask)
+    {
+        const wxBitmap& bitmap = source->GetImpl()->GetSelectedBitmap();
+        if (bitmap.IsOk())
+        {
+            wxMask* mask = bitmap.GetMask();
+            if (mask)
+                maskSurf = mask->GetBitmap();
+        }
+    }
+    if (maskSurf)
+    {
+        int xsrcMask_dev = xsrc_dev;
+        int ysrcMask_dev = ysrc_dev;
+        if (xsrcMask != -1)
+            xsrcMask_dev = source->LogicalToDeviceX(xsrcMask);
+        if (ysrcMask != -1)
+            ysrcMask_dev = source->LogicalToDeviceY(ysrcMask);
+        cairo_clip(cr);
+        cairo_mask_surface(cr, maskSurf, -xsrcMask_dev, -ysrcMask_dev);
+    }
+    else
+    {
+        cairo_fill(cr);
+    }
+    cairo_restore(cr);
+    m_logicalFunction = rop_save;
+    return true;
+}
+
+void* wxGTKCairoDCImpl::GetCairoContext() const
+{
+    cairo_t* cr = NULL;
+    if (m_graphicContext)
+        cr = static_cast<cairo_t*>(m_graphicContext->GetNativeContext());
+    if (cr)
+        cairo_reference(cr);
+    return cr;
+}
+//-----------------------------------------------------------------------------
+
+wxWindowDCImpl::wxWindowDCImpl(wxWindowDC* owner, wxWindow* window)
+    : base_type(owner, window)
+{
+    GtkWidget* widget = window->m_wxwindow;
+    if (widget == NULL)
+        widget = window->m_widget;
+    GdkWindow* gdkWindow = NULL;
+    if (widget)
+    {
+        gdkWindow = gtk_widget_get_window(widget);
+        m_ok = true;
+    }
+    if (gdkWindow)
+    {
+        cairo_t* cr = gdk_cairo_create(gdkWindow);
+        SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
+        GtkAllocation a;
+        gtk_widget_get_allocation(widget, &a);
+        int x, y;
+        if (gtk_widget_get_has_window(widget))
+        {
+            m_width = gdk_window_get_width(gdkWindow);
+            m_height = gdk_window_get_height(gdkWindow);
+            x = m_width - a.width;
+            y = m_height - a.height;
+        }
+        else
+        {
+            m_width = a.width;
+            m_height = a.height;
+            x = a.x;
+            y = a.y;
+            cairo_rectangle(cr, a.x, a.y, a.width, a.height);
+            cairo_clip(cr);
+        }
+        if (x || y)
+            SetDeviceLocalOrigin(x, y);
+    }
+}
+//-----------------------------------------------------------------------------
+
+wxClientDCImpl::wxClientDCImpl(wxClientDC* owner, wxWindow* window)
+    : base_type(owner, window)
+{
+    GtkWidget* widget = window->m_wxwindow;
+    if (widget == NULL)
+        widget = window->m_widget;
+    GdkWindow* gdkWindow = NULL;
+    if (widget)
+    {
+        gdkWindow = gtk_widget_get_window(widget);
+        m_ok = true;
+    }
+    if (gdkWindow)
+    {
+        cairo_t* cr = gdk_cairo_create(gdkWindow);
+        SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
+        if (gtk_widget_get_has_window(widget))
+        {
+            m_width = gdk_window_get_width(gdkWindow);
+            m_height = gdk_window_get_height(gdkWindow);
+        }
+        else
+        {
+            GtkAllocation a;
+            gtk_widget_get_allocation(widget, &a);
+            m_width = a.width;
+            m_height = a.height;
+            cairo_rectangle(cr, a.x, a.y, a.width, a.height);
+            cairo_clip(cr);
+            SetDeviceLocalOrigin(a.x, a.y);
+        }
+    }
+    else
+    {
+        // create something that can be used for measuring, but not drawing
+        cairo_t* cr = gdk_cairo_create(gdk_get_default_root_window());
+        cairo_rectangle(cr, 0, 0, 0, 0);
+        cairo_clip(cr);
+        SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
+    }
+}
+//-----------------------------------------------------------------------------
+
+wxPaintDCImpl::wxPaintDCImpl(wxPaintDC* owner, wxWindow* window)
+    : base_type(owner, window)
+{
+    cairo_t* cr = window->GTKPaintContext();
+    wxCHECK_RET(cr, "using wxPaintDC without being in a native paint event");
+    GdkWindow* gdkWindow = gtk_widget_get_window(window->m_wxwindow);
+    m_width = gdk_window_get_width(gdkWindow);
+    m_height = gdk_window_get_height(gdkWindow);
+    cairo_reference(cr);
+    SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
+}
+//-----------------------------------------------------------------------------
+
+wxScreenDCImpl::wxScreenDCImpl(wxScreenDC* owner)
+    : base_type(owner)
+{
+    GdkWindow* window = gdk_get_default_root_window();
+    m_width = gdk_window_get_width(window);
+    m_height = gdk_window_get_height(window);
+    cairo_t* cr = gdk_cairo_create(window);
+    SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
+}
+//-----------------------------------------------------------------------------
+
+wxMemoryDCImpl::wxMemoryDCImpl(wxMemoryDC* owner)
+    : base_type(owner)
+{
+    m_ok = false;
+}
+
+wxMemoryDCImpl::wxMemoryDCImpl(wxMemoryDC* owner, wxBitmap& bitmap)
+    : base_type(owner)
+    , m_bitmap(bitmap)
+{
+    Setup();
+}
+
+wxMemoryDCImpl::wxMemoryDCImpl(wxMemoryDC* owner, wxDC*)
+    : base_type(owner)
+{
+    m_ok = false;
+}
+
+wxBitmap wxMemoryDCImpl::DoGetAsBitmap(const wxRect* subrect) const
+{
+    return subrect ? m_bitmap.GetSubBitmap(*subrect) : m_bitmap;
+}
+
+void wxMemoryDCImpl::DoSelect(const wxBitmap& bitmap)
+{
+    m_bitmap = bitmap;
+    Setup();
+}
+
+const wxBitmap& wxMemoryDCImpl::GetSelectedBitmap() const
+{
+    return m_bitmap;
+}
+
+wxBitmap& wxMemoryDCImpl::GetSelectedBitmap()
+{
+    return m_bitmap;
+}
+
+void wxMemoryDCImpl::Setup()
+{
+    wxGraphicsContext* gc = NULL;
+    m_ok = m_bitmap.IsOk();
+    if (m_ok)
+    {
+        m_width = m_bitmap.GetWidth();
+        m_height = m_bitmap.GetHeight();
+        cairo_t* cr = m_bitmap.CairoCreate();
+        gc = wxGraphicsContext::CreateFromNative(cr);
+    }
+    SetGraphicsContext(gc);
+}
+//-----------------------------------------------------------------------------
+
+wxGTKCairoDC::wxGTKCairoDC(cairo_t* cr)
+    : base_type(new wxGTKCairoDCImpl(this))
+{
+    cairo_reference(cr);
+    SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
+}
+
+#else
+
 #include "wx/gtk/dc.h"
 
 //-----------------------------------------------------------------------------
@@ -60,3 +403,4 @@ wxSize wxGTKDCImpl::GetPPI() const
     // TODO (should probably be pure virtual)
     return wxSize(0, 0);
 }
+#endif

src/gtk/dnd.cpp

@@ -240,8 +240,8 @@ static gboolean target_drag_motion( GtkWidget *WXUNUSED(widget),
         result_action = GDK_ACTION_MOVE;
 
     // is result action actually supported
-    bool ret ((result_action != GDK_ACTION_DEFAULT) &&
+    bool ret = (result_action != GDK_ACTION_DEFAULT) &&
-              (context->actions & result_action));
+               (gdk_drag_context_get_actions(context) & result_action);
 
     if (ret)
         gdk_drag_status( context, result_action, time );
@@ -379,7 +379,7 @@ static void target_drag_data_received( GtkWidget *WXUNUSED(widget),
        this is only valid for the duration of this call */
     drop_target->GTKSetDragData( data );
 
-    wxDragResult result = ConvertFromGTK(context->action);
+    wxDragResult result = ConvertFromGTK(gdk_drag_context_get_selected_action(context));
 
     if ( wxIsDragResultOk( drop_target->OnData( x, y, result ) ) )
     {
@@ -443,11 +443,12 @@ wxDragResult wxDropTarget::GTKFigureOutSuggestedAction()
     // only good if we don't have our own preferences - but also the actions
     // field
     wxDragResult suggested_action = wxDragNone;
+    const GdkDragAction actions = gdk_drag_context_get_actions(m_dragContext);
     if (GetDefaultAction() == wxDragNone)
     {
         // use default action set by wxDropSource::DoDragDrop()
         if ( (gs_flagsForDrag & wxDrag_DefaultMove) == wxDrag_DefaultMove &&
-            (m_dragContext->actions & GDK_ACTION_MOVE ) )
+            (actions & GDK_ACTION_MOVE))
         {
             // move is requested by the program and allowed by GTK+ - do it, even
             // though suggested_action may be currently wxDragCopy
@@ -455,7 +456,7 @@ wxDragResult wxDropTarget::GTKFigureOutSuggestedAction()
         }
         else // use whatever GTK+ says we should
         {
-            suggested_action = ConvertFromGTK(m_dragContext->suggested_action);
+            suggested_action = ConvertFromGTK(gdk_drag_context_get_suggested_action(m_dragContext));
 
 #if 0
             // RR: I don't understand the code below: if the drag comes from
@@ -472,18 +473,18 @@ wxDragResult wxDropTarget::GTKFigureOutSuggestedAction()
         }
     }
     else if (GetDefaultAction() == wxDragMove &&
-            (m_dragContext->actions & GDK_ACTION_MOVE))
+            (actions & GDK_ACTION_MOVE))
     {
 
         suggested_action = wxDragMove;
     }
     else
     {
-        if (m_dragContext->actions & GDK_ACTION_COPY)
+        if (actions & GDK_ACTION_COPY)
             suggested_action = wxDragCopy;
-        else if (m_dragContext->actions & GDK_ACTION_MOVE)
+        else if (actions & GDK_ACTION_MOVE)
             suggested_action = wxDragMove;
-        else if (m_dragContext->actions & GDK_ACTION_LINK)
+        else if (actions & GDK_ACTION_LINK)
             suggested_action = wxDragLink;
         else
             suggested_action = wxDragNone;
@@ -505,7 +506,7 @@ GdkAtom wxDropTarget::GTKGetMatchingPair(bool quiet)
     if (!m_dragContext)
         return (GdkAtom) 0;
 
-    GList *child = m_dragContext->targets;
+    const GList* child = gdk_drag_context_list_targets(m_dragContext);
     while (child)
     {
         GdkAtom formatAtom = (GdkAtom)(child->data);
@@ -647,7 +648,7 @@ source_drag_data_get  (GtkWidget          *WXUNUSED(widget),
         return;
     }
 
-    drop_source->m_retValue = ConvertFromGTK( context->action );
+    drop_source->m_retValue = ConvertFromGTK(gdk_drag_context_get_selected_action(context));
 
     gtk_selection_data_set( selection_data,
                             gtk_selection_data_get_target(selection_data),
@@ -680,7 +681,7 @@ extern "C" {
 static gint
 gtk_dnd_window_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxDropSource *source )
 {
-    source->GiveFeedback( ConvertFromGTK(source->m_dragContext->action) );
+    source->GiveFeedback(ConvertFromGTK(gdk_drag_context_get_selected_action(source->m_dragContext)));
 
     return 0;
 }
@@ -760,6 +761,7 @@ void wxDropSource::PrepareIcon( int action, GdkDragContext *context )
     else
         icon = &m_iconNone;
 
+#ifndef __WXGTK3__
     GdkBitmap *mask;
     if ( icon->GetMask() )
         mask = icon->GetMask()->GetBitmap();
@@ -768,28 +770,45 @@ void wxDropSource::PrepareIcon( int action, GdkDragContext *context )
 
     GdkPixmap *pixmap = icon->GetPixmap();
 
-    gint width,height;
-    gdk_drawable_get_size (pixmap, &width, &height);
-
     GdkColormap *colormap = gtk_widget_get_colormap( m_widget );
     gtk_widget_push_colormap (colormap);
+#endif
 
     m_iconWindow = gtk_window_new (GTK_WINDOW_POPUP);
     gtk_widget_set_events (m_iconWindow, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
     gtk_widget_set_app_paintable (m_iconWindow, TRUE);
 
+#ifdef __WXGTK3__
+    gtk_widget_set_visual(m_iconWindow, gtk_widget_get_visual(m_widget));
+#else
     gtk_widget_pop_colormap ();
+#endif
 
-    gtk_widget_set_size_request (m_iconWindow, width, height);
+    gtk_widget_set_size_request (m_iconWindow, icon->GetWidth(), icon->GetHeight());
     gtk_widget_realize (m_iconWindow);
 
     g_signal_connect (m_iconWindow, "configure_event",
                       G_CALLBACK (gtk_dnd_window_configure_callback), this);
 
+#ifdef __WXGTK3__
+    cairo_t* cr = gdk_cairo_create(gtk_widget_get_window(m_iconWindow));
+    icon->SetSourceSurface(cr, 0, 0);
+    cairo_pattern_t* pattern = cairo_get_source(cr);
+    gdk_window_set_background_pattern(gtk_widget_get_window(m_iconWindow), pattern);
+    cairo_destroy(cr);
+    cairo_surface_t* mask = icon->GetMask()->GetBitmap();
+    if (mask)
+    {
+        cairo_region_t* region = gdk_cairo_region_create_from_surface(mask);
+        gtk_widget_shape_combine_region(m_iconWindow, region);
+        cairo_region_destroy(region);
+    }
+#else
     gdk_window_set_back_pixmap(gtk_widget_get_window(m_iconWindow), pixmap, false);
 
     if (mask)
         gtk_widget_shape_combine_mask (m_iconWindow, mask, 0, 0);
+#endif
 
     gtk_drag_set_icon_widget( context, m_iconWindow, 0, 0 );
 }

src/gtk/evtloop.cpp

@@ -280,7 +280,9 @@ static void wxgtk_main_do_event(GdkEvent* event, void* data)
     case GDK_DESTROY:
 
     case GDK_EXPOSE:
+#ifndef __WXGTK3__
     case GDK_NO_EXPOSE:
+#endif
     case GDK_MAP:
     case GDK_UNMAP:
 

src/gtk/filedlg.cpp

@@ -41,6 +41,7 @@ static void gtk_filedialog_ok_callback(GtkWidget *widget, wxFileDialog *dialog)
     wxGtkString filename(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget)));
 
     // gtk version numbers must be identical with the one in ctor (that calls set_do_overwrite_confirmation)
+#ifndef __WXGTK3__
 #if GTK_CHECK_VERSION(2,7,3)
     if (gtk_check_version(2, 7, 3) != NULL)
 #endif
@@ -62,6 +63,7 @@ static void gtk_filedialog_ok_callback(GtkWidget *widget, wxFileDialog *dialog)
             }
         }
     }
+#endif
 
     if (style & wxFD_FILE_MUST_EXIST)
     {
@@ -290,8 +292,14 @@ bool wxFileDialog::Create(wxWindow *parent, const wxString& message,
         }
 
 #if GTK_CHECK_VERSION(2,7,3)
-        if ((style & wxFD_OVERWRITE_PROMPT) && !gtk_check_version(2,7,3))
+        if ((style & wxFD_OVERWRITE_PROMPT)
+#ifndef __WXGTK3__
+            && gtk_check_version(2,7,3) == NULL
+#endif
+            )
+        {
             gtk_file_chooser_set_do_overwrite_confirmation(file_chooser, true);
+        }
 #endif
     }
     else // wxFD_OPEN

src/gtk/filehistory.cpp

@@ -44,7 +44,9 @@ void wxFileHistory::AddFileToHistory(const wxString& file)
 
 #ifdef __WXGTK210__
     const wxString fullPath = wxFileName(file).GetFullPath();
+#ifndef __WXGTK3__
     if ( !gtk_check_version(2,10,0) )
+#endif
     {
         wxGtkString uri(g_filename_to_uri(wxGTK_CONV_FN(fullPath), NULL, NULL));
 

src/gtk/filepicker.cpp

@@ -22,6 +22,7 @@
 #include "wx/filepicker.h"
 #include "wx/tooltip.h"
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
 
 // ============================================================================
@@ -43,7 +44,11 @@ bool wxFileButton::Create( wxWindow *parent, wxWindowID id,
 {
     // we can't use the native button for wxFLP_SAVE pickers as it can only
     // open existing files and there is no way to create a new file using it
-    if ( !(style & wxFLP_SAVE) && !(style & wxFLP_USE_TEXTCTRL) && !gtk_check_version(2,6,0) )
+    if (!(style & wxFLP_SAVE) && !(style & wxFLP_USE_TEXTCTRL)
+#ifndef __WXGTK3__
+        && gtk_check_version(2,6,0) == NULL
+#endif
+        )
     {
         // VERY IMPORTANT: this code is identical to relative code in wxDirButton;
         //                 if you find a problem here, fix it also in wxDirButton !
@@ -196,7 +201,11 @@ bool wxDirButton::Create( wxWindow *parent, wxWindowID id,
                         long style, const wxValidator& validator,
                         const wxString &name )
 {
-    if ( !(style & wxDIRP_USE_TEXTCTRL) && !gtk_check_version(2,6,0) )
+    if (!(style & wxDIRP_USE_TEXTCTRL)
+#ifndef __WXGTK3__
+        && gtk_check_version(2,6,0) == NULL
+#endif
+        )
     {
         // VERY IMPORTANT: this code is identic to relative code in wxFileButton;
         //                 if you find a problem here, fix it also in wxFileButton !

src/gtk/gauge.cpp

@@ -42,8 +42,13 @@ bool wxGauge::Create( wxWindow *parent,
     g_object_ref(m_widget);
     if ( style & wxGA_VERTICAL )
     {
+#ifdef __WXGTK3__
+        gtk_orientable_set_orientation(GTK_ORIENTABLE(m_widget), GTK_ORIENTATION_VERTICAL);
+        gtk_progress_bar_set_inverted(GTK_PROGRESS_BAR(m_widget), true);
+#else
         gtk_progress_bar_set_orientation( GTK_PROGRESS_BAR(m_widget),
                                           GTK_PROGRESS_BOTTOM_TO_TOP );
+#endif
     }
 
     // when using the gauge in indeterminate mode, we need this:

src/gtk/glcanvas.cpp

@@ -40,6 +40,7 @@ gtk_glwindow_realized_callback( GtkWidget *WXUNUSED(widget), wxGLCanvas *win )
 // "map" from m_wxwindow
 //-----------------------------------------------------------------------------
 
+#ifndef __WXGTK3__
 extern "C" {
 static void
 gtk_glwindow_map_callback( GtkWidget * WXUNUSED(widget), wxGLCanvas *win )
@@ -52,12 +53,28 @@ gtk_glwindow_map_callback( GtkWidget * WXUNUSED(widget), wxGLCanvas *win )
     win->GetUpdateRegion().Clear();
 }
 }
+#endif
 
 //-----------------------------------------------------------------------------
 // "expose_event" of m_wxwindow
 //-----------------------------------------------------------------------------
 
 extern "C" {
+#ifdef __WXGTK3__
+static gboolean draw(GtkWidget*, cairo_t* cr, wxGLCanvas* win)
+{
+    win->m_exposed = true;
+    if (win->m_cairoPaintContext == NULL)
+    {
+        win->m_cairoPaintContext = cr;
+        cairo_reference(cr);
+    }
+    double x1, y1, x2, y2;
+    cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
+    win->GetUpdateRegion().Union(int(x1), int(y1), int(x2 - x1), int(y2 - y1));
+    return false;
+}
+#else
 static gboolean
 gtk_glwindow_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxGLCanvas *win )
 {
@@ -69,6 +86,7 @@ gtk_glwindow_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_e
                                   gdk_event->area.height );
     return false;
 }
+#endif
 }
 
 //-----------------------------------------------------------------------------
@@ -107,9 +125,13 @@ parent_set_hook(GSignalInvocationHint*, guint, const GValue* param_values, void*
         {
             GdkScreen* screen = gtk_widget_get_screen(win->m_wxwindow);
             visual = gdk_x11_screen_lookup_visual(screen, xvi->visualid);
+#ifdef __WXGTK3__
+            gtk_widget_set_visual(win->m_wxwindow, visual);
+#else
             GdkColormap* colormap = gdk_colormap_new(visual, false);
             gtk_widget_set_colormap(win->m_wxwindow, colormap);
             g_object_unref(colormap);
+#endif
         }
         // remove hook
         return false;
@@ -207,6 +229,10 @@ bool wxGLCanvas::Create(wxWindow *parent,
     m_exposed = false;
     m_noExpose = true;
     m_nativeSizeEvent = true;
+#ifdef __WXGTK3__
+    m_cairoPaintContext = NULL;
+    m_backgroundStyle = wxBG_STYLE_PAINT;
+#endif
 
     if ( !InitVisual(attribList) )
         return false;
@@ -224,8 +250,12 @@ bool wxGLCanvas::Create(wxWindow *parent,
 #if WXWIN_COMPATIBILITY_2_8
     g_signal_connect(m_wxwindow, "realize",       G_CALLBACK(gtk_glwindow_realized_callback), this);
 #endif // WXWIN_COMPATIBILITY_2_8
+#ifdef __WXGTK3__
+    g_signal_connect(m_wxwindow, "draw", G_CALLBACK(draw), this);
+#else
     g_signal_connect(m_wxwindow, "map",           G_CALLBACK(gtk_glwindow_map_callback),      this);
     g_signal_connect(m_wxwindow, "expose_event",  G_CALLBACK(gtk_glwindow_expose_callback),   this);
+#endif
     g_signal_connect(m_widget,   "size_allocate", G_CALLBACK(gtk_glcanvas_size_callback),     this);
 
 #if WXWIN_COMPATIBILITY_2_8
@@ -236,25 +266,38 @@ bool wxGLCanvas::Create(wxWindow *parent,
         gtk_glwindow_realized_callback( m_wxwindow, this );
 #endif // WXWIN_COMPATIBILITY_2_8
 
+#ifndef __WXGTK3__
     if (gtk_widget_get_mapped(m_wxwindow))
         gtk_glwindow_map_callback( m_wxwindow, this );
+#endif
 
     return true;
 }
 
+bool wxGLCanvas::SetBackgroundStyle(wxBackgroundStyle /* style */)
+{
+    return false;
+}
+
 Window wxGLCanvas::GetXWindow() const
 {
     GdkWindow* window = GTKGetDrawingWindow();
-    return window ? GDK_WINDOW_XWINDOW(window) : 0;
+    return window ? GDK_WINDOW_XID(window) : 0;
 }
 
 void wxGLCanvas::OnInternalIdle()
 {
     if (m_exposed)
     {
+#ifdef __WXGTK3__
+        GTKSendPaintEvents(m_cairoPaintContext);
+        cairo_destroy(m_cairoPaintContext);
+        m_cairoPaintContext = NULL;
+#else
         wxPaintEvent event( GetId() );
         event.SetEventObject( this );
         HandleWindowEvent( event );
+#endif
 
         m_exposed = false;
         GetUpdateRegion().Clear();

src/gtk/hyperlink.cpp

@@ -40,7 +40,11 @@
 static inline bool UseNative()
 {
     // native gtk_link_button widget is only available in GTK+ 2.10 and later
+#ifdef __WXGTK3__
+    return true;
+#else
     return !gtk_check_version(2, 10, 0);
+#endif
 }
 
 // ============================================================================
@@ -241,7 +245,7 @@ wxColour wxHyperlinkCtrl::GetHoverColour() const
 
 GdkWindow *wxHyperlinkCtrl::GTKGetWindow(wxArrayGdkWindows& windows) const
 {
-    return UseNative() ? GTK_BUTTON(m_widget)->event_window
+    return UseNative() ? gtk_button_get_event_window(GTK_BUTTON(m_widget))
                        : wxGenericHyperlinkCtrl::GTKGetWindow(windows);
 }
 

src/gtk/infobar.cpp

@@ -82,8 +82,12 @@ namespace
 
 inline bool UseNative()
 {
+#ifdef __WXGTK3__
+    return true;
+#else
     // native GtkInfoBar widget is only available in GTK+ 2.18 and later
     return gtk_check_version(2, 18, 0) == 0;
+#endif
 }
 
 } // anonymous namespace
@@ -275,7 +279,7 @@ void wxInfoBar::DoApplyWidgetStyle(GtkRcStyle *style)
     wxInfoBarGeneric::DoApplyWidgetStyle(style);
 
     if ( UseNative() )
-        gtk_widget_modify_style(m_impl->m_label, style);
+        GTKApplyStyle(m_impl->m_label, style);
 }
 
 #endif // wxUSE_INFOBAR

src/gtk/listbox.cpp

@@ -25,15 +25,15 @@
     #include "wx/arrstr.h"
 #endif
 
-#include "wx/gtk/private.h"
-#include "wx/gtk/private/object.h"
-#include "wx/gtk/treeentry_gtk.h"
-
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 #endif
 
 #include <gtk/gtk.h>
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
+#include "wx/gtk/private/object.h"
+#include "wx/gtk/treeentry_gtk.h"
 
 #include <gdk/gdkkeysyms.h>
 #if GTK_CHECK_VERSION(3,0,0)
@@ -816,7 +816,7 @@ int wxListBox::DoListHitTest(const wxPoint& point) const
     // need to translate from master window since it is in client coords
     gint binx, biny;
     gdk_window_get_geometry(gtk_tree_view_get_bin_window(m_treeview),
-                            &binx, &biny, NULL, NULL, NULL);
+                            &binx, &biny, NULL, NULL);
 
     GtkTreePath* path;
     if ( !gtk_tree_view_get_path_at_pos
@@ -857,6 +857,9 @@ GdkWindow *wxListBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 
 void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
 {
+#ifdef __WXGTK3__
+    // don't know if this is even necessary, or how to do it
+#else
     if (m_hasBgCol && m_backgroundColour.IsOk())
     {
         GdkWindow *window = gtk_tree_view_get_bin_window(m_treeview);
@@ -867,8 +870,9 @@ void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
             gdk_window_clear( window );
         }
     }
+#endif
 
-    gtk_widget_modify_style( GTK_WIDGET(m_treeview), style );
+    GTKApplyStyle(GTK_WIDGET(m_treeview), style);
 }
 
 wxSize wxListBox::DoGetBestSize() const

src/gtk/menu.cpp

@@ -24,7 +24,10 @@
 
 #include "wx/accel.h"
 #include "wx/stockitem.h"
+
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 #include "wx/gtk/private/mnemonics.h"
 
 // we use normal item but with a special id for the menu title
@@ -138,7 +141,7 @@ DetachFromFrame(wxMenu* menu, wxFrame* frame)
         // Note that wxGetTopLevelParent() is really needed because this frame
         // can be an MDI child frame which is a fake frame and not a TLW at all
         GtkWindow * const tlw = GTK_WINDOW(wxGetTopLevelParent(frame)->m_widget);
-        if (g_slist_find(menu->m_accel->acceleratables, tlw))
+        if (g_slist_find(gtk_accel_groups_from_object(G_OBJECT(tlw)), menu->m_accel))
             gtk_window_remove_accel_group(tlw, menu->m_accel);
     }
 
@@ -159,7 +162,7 @@ AttachToFrame(wxMenu* menu, wxFrame* frame)
     if (menu->m_accel)
     {
         GtkWindow * const tlw = GTK_WINDOW(wxGetTopLevelParent(frame)->m_widget);
-        if (!g_slist_find(menu->m_accel->acceleratables, tlw))
+        if (!g_slist_find(gtk_accel_groups_from_object(G_OBJECT(tlw)), menu->m_accel))
             gtk_window_add_accel_group(tlw, menu->m_accel);
     }
 
@@ -899,6 +902,9 @@ wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
         return NULL;
 
     GtkWidget * const mitem = item->GetMenuItem();
+#ifdef __WXGTK3__
+    gtk_menu_item_set_submenu(GTK_MENU_ITEM(mitem), NULL);
+#else
     if (!gtk_check_version(2,12,0))
     {
         // gtk_menu_item_remove_submenu() is deprecated since 2.12, but
@@ -913,6 +919,7 @@ wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
         // instead.
         gtk_menu_item_remove_submenu(GTK_MENU_ITEM(mitem));
     }
+#endif
 
     gtk_widget_destroy(mitem);
     item->SetMenuItem(NULL);

src/gtk/minifram.cpp

@@ -20,7 +20,11 @@
     #include "wx/image.h"
 #endif
 
+#ifdef __WXGTK3__
+#include "wx/gtk/dc.h"
+#else
 #include "wx/gtk/dcclient.h"
+#endif
 
 #include <gtk/gtk.h>
 #include "wx/gtk/private/gtk2-compat.h"
@@ -59,8 +63,24 @@ static wxColor LightContrastColour(const wxColour& c)
 }
 
 extern "C" {
-static gboolean gtk_window_own_expose_callback(GtkWidget* widget, GdkEventExpose* gdk_event, wxMiniFrame* win)
+#ifdef __WXGTK3__
+static gboolean draw(GtkWidget* widget, cairo_t* cr, wxMiniFrame* win)
+#else
+static gboolean expose_event(GtkWidget* widget, GdkEventExpose* gdk_event, wxMiniFrame* win)
+#endif
 {
+#ifdef __WXGTK3__
+    if (!gtk_cairo_should_draw_window(cr, gtk_widget_get_window(widget)))
+        return false;
+
+    GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+    gtk_style_context_save(sc);
+    gtk_style_context_add_class(sc, GTK_STYLE_CLASS_BUTTON);
+    gtk_render_frame(sc, cr, 0, 0, win->m_width, win->m_height);
+    gtk_style_context_restore(sc);
+
+    wxGTKCairoDC dc(cr);
+#else
     if (!win->m_hasVMT || gdk_event->count > 0 ||
         gdk_event->window != gtk_widget_get_window(widget))
     {
@@ -75,20 +95,23 @@ static gboolean gtk_window_own_expose_callback(GtkWidget* widget, GdkEventExpose
                       0, 0,
                       win->m_width, win->m_height);
 
-    int style = win->GetWindowStyle();
-
     wxClientDC dc(win);
 
     wxDCImpl *impl = dc.GetImpl();
     wxClientDCImpl *gtk_impl = wxDynamicCast( impl, wxClientDCImpl );
     gtk_impl->m_gdkwindow = gtk_widget_get_window(widget); // Hack alert
+#endif
 
+    int style = win->GetWindowStyle();
+
+#ifndef __WXGTK3__
     if (style & wxRESIZE_BORDER)
     {
         dc.SetBrush( *wxGREY_BRUSH );
         dc.SetPen( *wxTRANSPARENT_PEN );
         dc.DrawRectangle( win->m_width - 14, win->m_height-14, 14, 14 );
     }
+#endif
 
     if (win->m_miniTitle && !win->GetTitle().empty())
     {
@@ -133,6 +156,7 @@ gtk_window_button_press_callback(GtkWidget* widget, GdkEventButton* gdk_event, w
     int y = (int)gdk_event->y;
     int x = (int)gdk_event->x;
 
+#ifndef __WXGTK3__
     if ((style & wxRESIZE_BORDER) &&
         (x > win->m_width-14) && (y > win->m_height-14))
     {
@@ -153,6 +177,7 @@ gtk_window_button_press_callback(GtkWidget* widget, GdkEventButton* gdk_event, w
 
         return TRUE;
     }
+#endif
 
     if (win->m_miniTitle && (style & wxCLOSE_BOX))
     {
@@ -269,14 +294,13 @@ gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event,
        gdk_event->state = state;
     }
 
-    int style = win->GetWindowStyle();
-
     int x = (int)gdk_event->x;
     int y = (int)gdk_event->y;
 
     if (!win->m_isDragging)
     {
-        if (style & wxRESIZE_BORDER)
+#ifndef __WXGTK3__
+        if (win->GetWindowStyle() & wxRESIZE_BORDER)
         {
             if ((x > win->m_width-14) && (y > win->m_height-14))
                gdk_window_set_cursor(gtk_widget_get_window(widget), gdk_cursor_new(GDK_BOTTOM_RIGHT_CORNER));
@@ -284,6 +308,7 @@ gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event,
                gdk_window_set_cursor(gtk_widget_get_window(widget), NULL);
             win->GTKUpdateCursor(false);
         }
+#endif
         return TRUE;
     }
 
@@ -382,8 +407,11 @@ bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title
     }
 
     /* these are called when the borders are drawn */
-    g_signal_connect_after(eventbox, "expose_event",
+#ifdef __WXGTK3__
-                      G_CALLBACK (gtk_window_own_expose_callback), this );
+    g_signal_connect_after(eventbox, "draw", G_CALLBACK(draw), this);
+#else
+    g_signal_connect_after(eventbox, "expose_event", G_CALLBACK(expose_event), this);
+#endif
 
     /* these are required for dragging the mini frame around */
     g_signal_connect (eventbox, "button_press_event",

src/gtk/msgdlg.cpp

@@ -24,10 +24,10 @@
     #include "wx/intl.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
 #include "wx/gtk/private/messagetype.h"
 #include "wx/gtk/private/mnemonics.h"
-#include <gtk/gtk.h>
 
 #if wxUSE_LIBHILDON
     #include <hildon-widgets/hildon-note.h>
@@ -168,7 +168,11 @@ void wxMessageDialog::GTKCreateMsgDialog()
     wxString message;
 #if GTK_CHECK_VERSION(2, 6, 0)
     bool needsExtMessage = false;
-    if ( gtk_check_version(2, 6, 0) == NULL && !m_extendedMessage.empty() )
+    if (!m_extendedMessage.empty()
+#ifndef __WXGTK3__
+        && gtk_check_version(2, 6, 0) == NULL
+#endif
+        )
     {
         message = m_message;
         needsExtMessage = true;

src/gtk/nativewin.cpp

@@ -32,7 +32,7 @@
 #include "wx/gtk/private/gtk2-compat.h"
 
 #ifdef GDK_WINDOWING_X11
-    #include <X11/Xlib.h>
+    #include <gdk/gdkx.h>
 #endif
 
 // ============================================================================
@@ -95,7 +95,11 @@ bool wxNativeContainerWindow::Create(wxNativeContainerWindowHandle win)
 bool wxNativeContainerWindow::Create(wxNativeContainerWindowId anid)
 {
     bool rc;
+#ifdef __WXGTK3__
+    GdkWindow * const win = gdk_x11_window_foreign_new_for_display(gdk_display_get_default(), anid);
+#else
     GdkWindow * const win = gdk_window_foreign_new(anid);
+#endif
     if ( win )
     {
         rc = Create(win);

src/gtk/nonownedwnd.cpp

@@ -24,18 +24,17 @@
 #endif
 
 #ifndef WX_PRECOMP
+    #include "wx/nonownedwnd.h"
     #include "wx/dcclient.h"
     #include "wx/dcmemory.h"
-    #include "wx/nonownedwnd.h"
     #include "wx/region.h"
 #endif // WX_PRECOMP
 
-#include "wx/gtk/private.h"
-
-#include <gdk/gdk.h>
-
 #include "wx/graphics.h"
 
+#include <gtk/gtk.h>
+#include "wx/gtk/private/gtk2-compat.h"
+
 // ----------------------------------------------------------------------------
 // wxNonOwnedWindowShapeImpl: base class for region and path-based classes.
 // ----------------------------------------------------------------------------
@@ -96,7 +95,7 @@ public:
 private:
     virtual bool DoSetShape(GdkWindow* window)
     {
-        gdk_window_shape_combine_mask(window, NULL, 0, 0);
+        gdk_window_shape_combine_region(window, NULL, 0, 0);
 
         return true;
     }
@@ -176,7 +175,11 @@ private:
         dc.SetBackground(*wxBLACK);
         dc.Clear();
 
+#ifdef __WXGTK3__
+        wxGraphicsContext* context = dc.GetGraphicsContext();
+#else
         wxScopedPtr<wxGraphicsContext> context(wxGraphicsContext::Create(dc));
+#endif
         context->SetBrush(*wxWHITE);
         context->FillPath(path);
 
@@ -185,11 +188,16 @@ private:
 
     virtual bool DoSetShape(GdkWindow *window)
     {
-        GdkBitmap* bitmap = m_mask.GetBitmap();
+        if (m_mask.GetBitmap() == NULL)
-        if ( !bitmap )
             return false;
 
-        gdk_window_shape_combine_mask(window, bitmap, 0, 0);
+#ifdef __WXGTK3__
+        cairo_region_t* region = gdk_cairo_region_create_from_surface(m_mask.GetBitmap());
+        gdk_window_shape_combine_region(window, region, 0, 0);
+        cairo_region_destroy(region);
+#else
+        gdk_window_shape_combine_mask(window, m_mask.GetBitmap(), 0, 0);
+#endif
 
         return true;
     }
@@ -200,7 +208,11 @@ private:
         event.Skip();
 
         wxPaintDC dc(m_win);
+#ifdef __WXGTK3__
+        wxGraphicsContext* context = dc.GetGraphicsContext();
+#else
         wxScopedPtr<wxGraphicsContext> context(wxGraphicsContext::Create(dc));
+#endif
         context->SetPen(wxPen(*wxLIGHT_GREY, 2));
         context->StrokePath(m_path);
     }

src/gtk/notebook.cpp

@@ -25,7 +25,9 @@
 #include "wx/imaglist.h"
 #include "wx/fontutil.h"
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 //-----------------------------------------------------------------------------
 // wxGtkNotebookPage
@@ -455,12 +457,16 @@ bool wxNotebook::InsertPage( size_t position,
     gtk_notebook_insert_page(notebook, win->m_widget, pageData->m_box, position);
 
     /* apply current style */
+#ifdef __WXGTK3__
+    GTKApplyStyle(pageData->m_label, NULL);
+#else
     GtkRcStyle *style = GTKCreateWidgetStyle();
     if ( style )
     {
         gtk_widget_modify_style(pageData->m_label, style);
         g_object_unref(style);
     }
+#endif
 
     if (select && GetPageCount() > 1)
     {
@@ -580,15 +586,19 @@ bool wxNotebook::DoPhase( int WXUNUSED(nPhase) )
 
 void wxNotebook::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    gtk_widget_modify_style(m_widget, style);
+    GTKApplyStyle(m_widget, style);
     for (size_t i = GetPageCount(); i--;)
-        gtk_widget_modify_style(GetNotebookPage(i)->m_label, style);
+        GTKApplyStyle(GetNotebookPage(i)->m_label, style);
 }
 
 GdkWindow *wxNotebook::GTKGetWindow(wxArrayGdkWindows& windows) const
 {
     windows.push_back(gtk_widget_get_window(m_widget));
+#ifdef __WXGTK3__
+    // no access to internal GdkWindows
+#else
     windows.push_back(GTK_NOTEBOOK(m_widget)->event_window);
+#endif
 
     return NULL;
 }

src/gtk/popupwin.cpp

@@ -113,10 +113,13 @@ bool wxPopupWindow::Create( wxWindow *parent, int style )
     if (GTK_IS_WINDOW (toplevel))
     {
 #if GTK_CHECK_VERSION(2,10,0)
+#ifndef __WXGTK3__
         if (!gtk_check_version(2,10,0))
-            gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)), GTK_WINDOW (m_widget));
 #endif
-
+        {
+            gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)), GTK_WINDOW (m_widget));
+        }
+#endif
         gtk_window_set_transient_for (GTK_WINDOW (m_widget), GTK_WINDOW (toplevel));
     }
     gtk_window_set_resizable (GTK_WINDOW (m_widget), FALSE);
@@ -125,7 +128,7 @@ bool wxPopupWindow::Create( wxWindow *parent, int style )
     g_signal_connect (m_widget, "delete_event",
                       G_CALLBACK (gtk_dialog_delete_callback), this);
 
-    m_wxwindow = wxPizza::New(m_windowStyle);
+    m_wxwindow = wxPizza::New();
     gtk_widget_show( m_wxwindow );
 
     gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );

src/gtk/print.cpp

@@ -86,8 +86,12 @@ private:
 
 bool wxGtkPrintModule::OnInit()
 {
+#ifndef __WXGTK3__
     if (gtk_check_version(2,10,0) == NULL)
+#endif
+    {
         wxPrintFactory::SetPrintFactory( new wxGtkPrintFactory );
+    }
     return true;
 }
 
@@ -1705,9 +1709,11 @@ void wxGtkPrinterDCImpl::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoor
     y = wxCoord(YLOG2DEV(y));
     int bw = bitmap.GetWidth();
     int bh = bitmap.GetHeight();
+#ifndef __WXGTK3__
     wxBitmap bmpSource = bitmap;  // we need a non-const instance.
     if (!useMask && !bitmap.HasPixbuf() && bitmap.GetMask())
         bmpSource.SetMask(NULL);
+#endif
 
     cairo_save(m_cairo);
 
@@ -1719,12 +1725,16 @@ void wxGtkPrinterDCImpl::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoor
     wxDouble scaleY = (wxDouble) YLOG2DEVREL(bh) / (wxDouble) bh;
     cairo_scale(m_cairo, scaleX, scaleY);
 
+#ifdef __WXGTK3__
+    bitmap.Draw(m_cairo, 0, 0, useMask, &m_textForegroundColour, &m_textBackgroundColour);
+#else
     gdk_cairo_set_source_pixbuf(m_cairo, bmpSource.GetPixbuf(), 0, 0);
     cairo_pattern_set_filter(cairo_get_source(m_cairo), CAIRO_FILTER_NEAREST);
     // Use the original size here since the context is scaled already.
     cairo_rectangle(m_cairo, 0, 0, bw, bh);
     // Fill the rectangle using the pattern.
     cairo_fill(m_cairo);
+#endif
 
     CalcBoundingBox(0,0);
     CalcBoundingBox(bw,bh);

src/gtk/private.cpp

@@ -28,6 +28,7 @@
     #include "wx/module.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
 
 // ----------------------------------------------------------------------------
@@ -139,15 +140,28 @@ static void CreateHeaderButtons()
 
         GtkTreeViewColumn *column = gtk_tree_view_column_new();
         gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
+#ifdef __WXGTK3__
+        s_first_button = gtk_tree_view_column_get_button(column);
+#else
         s_first_button = column->button;
+#endif
+        wxASSERT(s_first_button);
 
         column = gtk_tree_view_column_new();
         gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
+#ifdef __WXGTK3__
+        s_other_button = gtk_tree_view_column_get_button(column);
+#else
         s_other_button = column->button;
+#endif
 
         column = gtk_tree_view_column_new();
         gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
+#ifdef __WXGTK3__
+        s_last_button = gtk_tree_view_column_get_button(column);
+#else
         s_last_button = column->button;
+#endif
 }
 
 GtkWidget *GetHeaderButtonWidgetFirst()
@@ -191,13 +205,22 @@ GtkWidget * GetRadioButtonWidget()
     return s_button;
 }
 
-GtkWidget* GetSplitterWidget()
+GtkWidget* GetSplitterWidget(wxOrientation orient)
 {
-    static GtkWidget* widget;
+    static GtkWidget* widgets[2];
-
+    const GtkOrientation gtkOrient =
+        orient == wxHORIZONTAL ? GTK_ORIENTATION_HORIZONTAL : GTK_ORIENTATION_VERTICAL;
+    GtkWidget*& widget = widgets[gtkOrient];
     if (widget == NULL)
     {
-        widget = gtk_vpaned_new();
+#ifdef __WXGTK3__
+        widget = gtk_paned_new(gtkOrient);
+#else
+        if (orient == wxHORIZONTAL)
+            widget = gtk_hpaned_new();
+        else
+            widget = gtk_vpaned_new();
+#endif
         gtk_container_add(GetContainer(), widget);
         gtk_widget_realize(widget);
     }
@@ -236,7 +259,6 @@ GtkWidget *GetTreeWidget()
     return s_tree;
 }
 
-
 // Module for destroying created widgets
 class WidgetsCleanupModule : public wxModule
 {

src/gtk/radiobox.cpp

@@ -18,7 +18,9 @@
     #include "wx/tooltip.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 #include <gdk/gdkkeysyms.h>
 #if GTK_CHECK_VERSION(3,0,0)
@@ -547,8 +549,8 @@ void wxRadioBox::DoApplyWidgetStyle(GtkRcStyle *style)
     {
         GtkWidget *widget = GTK_WIDGET( node->GetData()->button );
 
-        gtk_widget_modify_style( widget, style );
+        GTKApplyStyle(widget, style);
-        gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(widget)), style);
+        GTKApplyStyle(gtk_bin_get_child(GTK_BIN(widget)), style);
 
         node = node->GetNext();
     }

src/gtk/radiobut.cpp

@@ -14,7 +14,9 @@
 
 #include "wx/radiobut.h"
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 //-----------------------------------------------------------------------------
 // data
@@ -167,14 +169,14 @@ bool wxRadioButton::Enable( bool enable )
 
 void wxRadioButton::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    gtk_widget_modify_style(m_widget, style);
+    GTKApplyStyle(m_widget, style);
-    gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(m_widget)), style);
+    GTKApplyStyle(gtk_bin_get_child(GTK_BIN(m_widget)), style);
 }
 
 GdkWindow *
 wxRadioButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {
-    return GTK_BUTTON(m_widget)->event_window;
+    return gtk_button_get_event_window(GTK_BUTTON(m_widget));
 }
 
 // static

src/gtk/region.cpp

@@ -21,12 +21,7 @@
 
 #include "wx/region.h"
 
-#ifndef WX_PRECOMP
+#include <gdk/gdk.h>
-    #include "wx/log.h"
-#endif
-
-#include "wx/gtk/private.h"
-
 
 // ----------------------------------------------------------------------------
 // wxRegionRefData: private class containing the information about the region
@@ -43,24 +38,38 @@ public:
     wxRegionRefData(const wxRegionRefData& refData)
         : wxGDIRefData()
     {
+#ifdef __WXGTK3__
+        m_region = cairo_region_copy(refData.m_region);
+#else
         m_region = gdk_region_copy(refData.m_region);
+#endif
     }
 
     virtual ~wxRegionRefData()
     {
         if (m_region)
+        {
+#ifdef __WXGTK3__
+            cairo_region_destroy(m_region);
+#else
             gdk_region_destroy( m_region );
+#endif
+        }
     }
 
+#ifdef __WXGTK3__
+    cairo_region_t* m_region;
+#else
     GdkRegion  *m_region;
+#endif
 };
 
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------
 
-#define M_REGIONDATA ((wxRegionRefData *)m_refData)
+#define M_REGIONDATA static_cast<wxRegionRefData*>(m_refData)
-#define M_REGIONDATA_OF(rgn) ((wxRegionRefData *)(rgn.m_refData))
+#define M_REGIONDATA_OF(r) static_cast<wxRegionRefData*>(r.m_refData)
 
 IMPLEMENT_DYNAMIC_CLASS(wxRegion, wxGDIObject)
 IMPLEMENT_DYNAMIC_CLASS(wxRegionIterator,wxObject)
@@ -69,8 +78,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxRegionIterator,wxObject)
 // wxRegion construction
 // ----------------------------------------------------------------------------
 
-#define M_REGIONDATA ((wxRegionRefData *)m_refData)
-
 void wxRegion::InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h)
 {
     GdkRectangle rect;
@@ -81,18 +88,74 @@ void wxRegion::InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h)
 
     m_refData = new wxRegionRefData();
 
+#ifdef __WXGTK3__
+    M_REGIONDATA->m_region = cairo_region_create_rectangle(&rect);
+#else
     M_REGIONDATA->m_region = gdk_region_rectangle( &rect );
+#endif
 }
 
-wxRegion::wxRegion( GdkRegion *region )
+#ifndef __WXGTK3__
+wxRegion::wxRegion(const GdkRegion* region)
 {
     m_refData = new wxRegionRefData();
-    M_REGIONDATA->m_region = gdk_region_copy( region );
+    M_REGIONDATA->m_region = gdk_region_copy(const_cast<GdkRegion*>(region));
 }
+#endif
 
 wxRegion::wxRegion( size_t n, const wxPoint *points,
                     wxPolygonFillMode fillStyle )
 {
+#ifdef __WXGTK3__
+    // Make a cairo path from the points, draw it onto an image surface, use
+    // gdk_cairo_region_create_from_surface() to get a cairo region
+
+    // need at least 3 points to make a useful polygon
+    if (n < 3)
+        return;
+    // get bounding rect
+    int min_x = points[0].x;
+    int max_x = min_x;
+    int min_y = points[0].y;
+    int max_y = min_y;
+    size_t i;
+    for (i = 1; i < n; i++)
+    {
+        const int x = points[i].x;
+        if (min_x > x)
+            min_x = x;
+        else if (max_x < x)
+            max_x = x;
+        const int y = points[i].y;
+        if (min_y > y)
+            min_y = y;
+        else if (max_y < y)
+            max_y = y;
+    }
+    const int w = max_x - min_x + 1;
+    const int h = max_y - min_y + 1;
+    // make surface just big enough to contain polygon (A1 is native format
+    //   for gdk_cairo_region_create_from_surface)
+    cairo_surface_t* surface = cairo_image_surface_create(CAIRO_FORMAT_A1, w, h);
+    memset(cairo_image_surface_get_data(surface), 0, cairo_image_surface_get_stride(surface) * h);
+    cairo_surface_mark_dirty(surface);
+    cairo_surface_set_device_offset(surface, -min_x, -min_y);
+    cairo_t* cr = cairo_create(surface);
+    cairo_set_antialias(cr, CAIRO_ANTIALIAS_NONE);
+    if (fillStyle == wxODDEVEN_RULE)
+        cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
+    // make path
+    cairo_move_to(cr, points[0].x, points[0].y);
+    for (i = 1; i < n; i++)
+        cairo_line_to(cr, points[i].x, points[i].y);
+    cairo_close_path(cr);
+    cairo_fill(cr);
+    cairo_destroy(cr);
+    cairo_surface_flush(surface);
+    m_refData = new wxRegionRefData;
+    M_REGIONDATA->m_region = gdk_cairo_region_create_from_surface(surface);
+    cairo_surface_destroy(surface);
+#else
     GdkPoint *gdkpoints = new GdkPoint[n];
     for ( size_t i = 0 ; i < n ; i++ )
     {
@@ -113,6 +176,7 @@ wxRegion::wxRegion( size_t n, const wxPoint *points,
     M_REGIONDATA->m_region = reg;
 
     delete [] gdkpoints;
+#endif
 }
 
 wxRegion::~wxRegion()
@@ -122,12 +186,14 @@ wxRegion::~wxRegion()
 
 wxGDIRefData *wxRegion::CreateGDIRefData() const
 {
-    return new wxRegionRefData;
+    // should never be called
+    wxFAIL;
+    return NULL;
 }
 
 wxGDIRefData *wxRegion::CloneGDIRefData(const wxGDIRefData *data) const
 {
-    return new wxRegionRefData(*(wxRegionRefData *)data);
+    return new wxRegionRefData(*static_cast<const wxRegionRefData*>(data));
 }
 
 // ----------------------------------------------------------------------------
@@ -136,8 +202,13 @@ wxGDIRefData *wxRegion::CloneGDIRefData(const wxGDIRefData *data) const
 
 bool wxRegion::DoIsEqual(const wxRegion& region) const
 {
+#ifdef __WXGTK3__
+    return cairo_region_equal(
+        M_REGIONDATA->m_region, M_REGIONDATA_OF(region)->m_region);
+#else
     return gdk_region_equal(M_REGIONDATA->m_region,
                             M_REGIONDATA_OF(region)->m_region) != 0;
+#endif
 }
 
 // ----------------------------------------------------------------------------
@@ -171,7 +242,11 @@ bool wxRegion::DoUnionWithRect(const wxRect& r)
         rect.width = r.width;
         rect.height = r.height;
 
+#ifdef __WXGTK3__
+        cairo_region_union_rectangle(M_REGIONDATA->m_region, &rect);
+#else
         gdk_region_union_with_rect( M_REGIONDATA->m_region, &rect );
+#endif
     }
 
     return true;
@@ -179,16 +254,20 @@ bool wxRegion::DoUnionWithRect(const wxRect& r)
 
 bool wxRegion::DoUnionWithRegion( const wxRegion& region )
 {
-    wxCHECK_MSG( region.IsOk(), false, wxT("invalid region") );
+    if (region.m_refData == NULL)
-
+        { }
-    if (!m_refData)
+    else if (m_refData == NULL)
     {
         m_refData = new wxRegionRefData(*M_REGIONDATA_OF(region));
     }
     else
     {
         AllocExclusive();
+#ifdef __WXGTK3__
+        cairo_region_union(M_REGIONDATA->m_region, M_REGIONDATA_OF(region)->m_region);
+#else
         gdk_region_union( M_REGIONDATA->m_region, region.GetRegion() );
+#endif
     }
 
     return true;
@@ -196,43 +275,41 @@ bool wxRegion::DoUnionWithRegion( const wxRegion& region )
 
 bool wxRegion::DoIntersect( const wxRegion& region )
 {
-    wxCHECK_MSG( region.IsOk(), false, wxT("invalid region") );
+    if (region.m_refData == NULL || m_refData == NULL)
-
-    if (!m_refData)
-    {
-        // intersecting with invalid region doesn't make sense
         return false;
-    }
 
     AllocExclusive();
 
+#ifdef __WXGTK3__
+    cairo_region_intersect(M_REGIONDATA->m_region, M_REGIONDATA_OF(region)->m_region);
+#else
     gdk_region_intersect( M_REGIONDATA->m_region, region.GetRegion() );
+#endif
 
     return true;
 }
 
 bool wxRegion::DoSubtract( const wxRegion& region )
 {
-    wxCHECK_MSG( region.IsOk(), false, wxT("invalid region") );
+    if (region.m_refData == NULL || m_refData == NULL)
-
-    if (!m_refData)
-    {
-        // subtracting from an invalid region doesn't make sense
         return false;
-    }
 
     AllocExclusive();
 
+#ifdef __WXGTK3__
+    cairo_region_subtract(M_REGIONDATA->m_region, M_REGIONDATA_OF(region)->m_region);
+#else
     gdk_region_subtract( M_REGIONDATA->m_region, region.GetRegion() );
+#endif
 
     return true;
 }
 
 bool wxRegion::DoXor( const wxRegion& region )
 {
-    wxCHECK_MSG( region.IsOk(), false, wxT("invalid region") );
+    if (region.m_refData == NULL)
-
+        { }
-    if (!m_refData)
+    else if (m_refData == NULL)
     {
         // XOR-ing with an invalid region is the same as XOR-ing with an empty
         // one, i.e. it is simply a copy.
@@ -242,7 +319,11 @@ bool wxRegion::DoXor( const wxRegion& region )
     {
         AllocExclusive();
 
+#ifdef __WXGTK3__
+        cairo_region_xor(M_REGIONDATA->m_region, M_REGIONDATA_OF(region)->m_region);
+#else
         gdk_region_xor( M_REGIONDATA->m_region, region.GetRegion() );
+#endif
     }
 
     return true;
@@ -254,7 +335,11 @@ bool wxRegion::DoOffset( wxCoord x, wxCoord y )
 
     AllocExclusive();
 
+#ifdef __WXGTK3__
+    cairo_region_translate(M_REGIONDATA->m_region, x, y);
+#else
     gdk_region_offset( M_REGIONDATA->m_region, x, y );
+#endif
 
     return true;
 }
@@ -268,7 +353,11 @@ bool wxRegion::DoGetBox( wxCoord &x, wxCoord &y, wxCoord &w, wxCoord &h ) const
     if ( m_refData )
     {
         GdkRectangle rect;
+#ifdef __WXGTK3__
+        cairo_region_get_extents(M_REGIONDATA->m_region, &rect);
+#else
         gdk_region_get_clipbox( M_REGIONDATA->m_region, &rect );
+#endif
         x = rect.x;
         y = rect.y;
         w = rect.width;
@@ -289,21 +378,23 @@ bool wxRegion::DoGetBox( wxCoord &x, wxCoord &y, wxCoord &w, wxCoord &h ) const
 
 bool wxRegion::IsEmpty() const
 {
-    if (!m_refData)
+#ifdef __WXGTK3__
-        return true;
+    return m_refData == NULL || cairo_region_is_empty(M_REGIONDATA->m_region);
-
+#else
-    return gdk_region_empty( M_REGIONDATA->m_region ) != 0;
+    return m_refData == NULL || gdk_region_empty(M_REGIONDATA->m_region);
+#endif
 }
 
 wxRegionContain wxRegion::DoContainsPoint( wxCoord x, wxCoord y ) const
 {
-    if (!m_refData)
+#ifdef __WXGTK3__
+    if (m_refData == NULL || !cairo_region_contains_point(M_REGIONDATA->m_region, x, y))
+#else
+    if (m_refData == NULL || !gdk_region_point_in(M_REGIONDATA->m_region, x, y))
+#endif
         return wxOutRegion;
 
-    if (gdk_region_point_in( M_REGIONDATA->m_region, x, y ))
+    return wxInRegion;
-        return wxInRegion;
-    else
-        return wxOutRegion;
 }
 
 wxRegionContain wxRegion::DoContainsRect(const wxRect& r) const
@@ -316,6 +407,14 @@ wxRegionContain wxRegion::DoContainsRect(const wxRect& r) const
     rect.y = r.y;
     rect.width = r.width;
     rect.height = r.height;
+#ifdef __WXGTK3__
+    switch (cairo_region_contains_rectangle(M_REGIONDATA->m_region, &rect))
+    {
+        case CAIRO_REGION_OVERLAP_IN:   return wxInRegion;
+        case CAIRO_REGION_OVERLAP_PART: return wxPartRegion;
+        default: break;
+    }
+#else
     GdkOverlapType res = gdk_region_rect_in( M_REGIONDATA->m_region, &rect );
     switch (res)
     {
@@ -323,10 +422,15 @@ wxRegionContain wxRegion::DoContainsRect(const wxRect& r) const
         case GDK_OVERLAP_RECTANGLE_OUT:  return wxOutRegion;
         case GDK_OVERLAP_RECTANGLE_PART: return wxPartRegion;
     }
+#endif
     return wxOutRegion;
 }
 
+#ifdef __WXGTK3__
+cairo_region_t* wxRegion::GetRegion() const
+#else
 GdkRegion *wxRegion::GetRegion() const
+#endif
 {
     if (!m_refData)
         return NULL;
@@ -366,6 +470,27 @@ void wxRegionIterator::CreateRects( const wxRegion& region )
     wxDELETEA(m_rects);
     m_numRects = 0;
 
+#ifdef __WXGTK3__
+    cairo_region_t* cairoRegion = region.GetRegion();
+    if (cairoRegion == NULL)
+        return;
+    m_numRects = cairo_region_num_rectangles(cairoRegion);
+     
+    if (m_numRects)
+    {
+        m_rects = new wxRect[m_numRects];
+        for (int i = 0; i < m_numRects; i++)
+        {
+            GdkRectangle gr;
+            cairo_region_get_rectangle(cairoRegion, i, &gr);
+            wxRect &wr = m_rects[i];
+            wr.x = gr.x;
+            wr.y = gr.y;
+            wr.width = gr.width;
+            wr.height = gr.height;
+        }
+    }
+#else
     GdkRegion *gdkregion = region.GetRegion();
     if (!gdkregion)
         return;
@@ -387,6 +512,7 @@ void wxRegionIterator::CreateRects( const wxRegion& region )
         }
     }
     g_free( gdkrects );
+#endif
 }
 
 void wxRegionIterator::Reset( const wxRegion& region )

src/gtk/renderer.cpp

@@ -34,10 +34,13 @@
 #endif
 
 #include "wx/dcgraph.h"
+#ifndef __WXGTK3__
 #include "wx/gtk/dc.h"
-#include "wx/gtk/private.h"
+#endif
 
 #include <gtk/gtk.h>
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ----------------------------------------------------------------------------
 // wxRendererGTK: our wxRendererNative implementation
@@ -140,7 +143,28 @@ wxRendererNative& wxRendererNative::GetDefault()
     return s_rendererGTK;
 }
 
-static GdkWindow* wxGetGdkWindowForDC(wxWindow* win, wxDC& dc)
+#ifdef __WXGTK3__
+#define NULL_RECT
+typedef cairo_t wxGTKDrawable;
+
+static cairo_t* wxGetGTKDrawable(wxWindow*, const wxDC& dc)
+{
+    wxGraphicsContext* gc = dc.GetGraphicsContext();
+    wxCHECK_MSG(gc, NULL, "cannot use wxRendererNative on wxDC of this type");
+    return static_cast<cairo_t*>(gc->GetNativeContext());
+}
+
+static const GtkStateFlags stateTypeToFlags[] = {
+    GTK_STATE_FLAG_NORMAL, GTK_STATE_FLAG_ACTIVE, GTK_STATE_FLAG_PRELIGHT,
+    GTK_STATE_FLAG_SELECTED, GTK_STATE_FLAG_INSENSITIVE, GTK_STATE_FLAG_INCONSISTENT,
+    GTK_STATE_FLAG_FOCUSED
+};
+
+#else
+#define NULL_RECT NULL,
+typedef GdkWindow wxGTKDrawable;
+
+static GdkWindow* wxGetGTKDrawable(wxWindow* win, wxDC& dc)
 {
     GdkWindow* gdk_window = NULL;
 
@@ -150,14 +174,12 @@ static GdkWindow* wxGetGdkWindowForDC(wxWindow* win, wxDC& dc)
     else
 #endif
     {
-#if wxUSE_NEW_DC
         wxDCImpl *impl = dc.GetImpl();
         wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl );
         if (gtk_impl)
             gdk_window = gtk_impl->GetGDKWindow();
-#else
+        else
-        gdk_window = dc.GetGDKWindow();
+            wxFAIL_MSG("cannot use wxRendererNative on wxDC of this type");
-#endif
     }
 
 #if !wxUSE_GRAPHICS_CONTEXT
@@ -166,6 +188,7 @@ static GdkWindow* wxGetGdkWindowForDC(wxWindow* win, wxDC& dc)
 
     return gdk_window;
 }
+#endif
 
 // ----------------------------------------------------------------------------
 // list/tree controls drawing
@@ -179,17 +202,12 @@ wxRendererGTK::DrawHeaderButton(wxWindow *win,
                                 wxHeaderSortIconType sortArrow,
                                 wxHeaderButtonParams* params)
 {
-
     GtkWidget *button = wxGTKPrivate::GetHeaderButtonWidget();
     if (flags & wxCONTROL_SPECIAL)
         button = wxGTKPrivate::GetHeaderButtonWidgetFirst();
     if (flags & wxCONTROL_DIRTY)
         button = wxGTKPrivate::GetHeaderButtonWidgetLast();
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
-    wxASSERT_MSG( gdk_window,
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
-
     int x_diff = 0;
     if (win->GetLayoutDirection() == wxLayout_RightToLeft)
         x_diff = rect.width;
@@ -203,6 +221,19 @@ wxRendererGTK::DrawHeaderButton(wxWindow *win,
             state = GTK_STATE_PRELIGHT;
     }
 
+#ifdef __WXGTK3__
+    cairo_t* cr = wxGetGTKDrawable(win, dc);
+    if (cr)
+    {
+        GtkStyleContext* sc = gtk_widget_get_style_context(button);
+        gtk_style_context_save(sc);
+        gtk_style_context_set_state(sc, stateTypeToFlags[state]);
+        gtk_render_background(sc, cr, rect.x - x_diff+4, rect.y+4, rect.width-8, rect.height-8);
+        gtk_render_frame(sc, cr, rect.x - x_diff+4, rect.y+4, rect.width-8, rect.height-8);
+        gtk_style_context_restore(sc);
+    }
+#else
+    GdkWindow* gdk_window = wxGetGTKDrawable(win, dc);
     gtk_paint_box
     (
         gtk_widget_get_style(button),
@@ -214,6 +245,7 @@ wxRendererGTK::DrawHeaderButton(wxWindow *win,
         "button",
         dc.LogicalToDeviceX(rect.x) - x_diff, rect.y, rect.width, rect.height
     );
+#endif
 
     return DrawHeaderButtonContents(win, dc, rect, flags, sortArrow, params);
 }
@@ -223,7 +255,11 @@ int wxRendererGTK::GetHeaderButtonHeight(wxWindow *WXUNUSED(win))
     GtkWidget *button = wxGTKPrivate::GetHeaderButtonWidget();
 
     GtkRequisition req;
+#ifdef __WXGTK3__
+    gtk_widget_get_preferred_height(button, NULL, &req.height);
+#else
     GTK_WIDGET_GET_CLASS(button)->size_request(button, &req);
+#endif
 
     return req.height;
 }
@@ -242,10 +278,6 @@ wxRendererGTK::DrawTreeItemButton(wxWindow* win,
 {
     GtkWidget *tree = wxGTKPrivate::GetTreeWidget();
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
-    wxASSERT_MSG( gdk_window,
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
-
     GtkStateType state;
     if ( flags & wxCONTROL_CURRENT )
         state = GTK_STATE_PRELIGHT;
@@ -256,7 +288,19 @@ wxRendererGTK::DrawTreeItemButton(wxWindow* win,
     if (win->GetLayoutDirection() == wxLayout_RightToLeft)
         x_diff = rect.width;
 
+#ifdef __WXGTK3__
+    cairo_t* cr = wxGetGTKDrawable(win, dc);
+    if (cr)
+    {
+        gtk_widget_set_state_flags(tree, stateTypeToFlags[state], true);
+        GtkStyleContext* sc = gtk_widget_get_style_context(tree);
+        gtk_render_expander(sc, cr, rect.x - x_diff, rect.y, rect.width, rect.height);
+    }
+#else
     // x and y parameters specify the center of the expander
+    GdkWindow* gdk_window = wxGetGTKDrawable(win, dc);
+    if (gdk_window == NULL)
+        return;
     gtk_paint_expander
     (
         gtk_widget_get_style(tree),
@@ -270,6 +314,7 @@ wxRendererGTK::DrawTreeItemButton(wxWindow* win,
         flags & wxCONTROL_EXPANDED ? GTK_EXPANDER_EXPANDED
                                    : GTK_EXPANDER_COLLAPSED
     );
+#endif
 }
 
 
@@ -320,15 +365,16 @@ wxRendererGTK::DrawSplitterSash(wxWindow* win,
         return;
     }
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
+    wxGTKDrawable* drawable = wxGetGTKDrawable(win, dc);
-    wxASSERT_MSG( gdk_window,
+    if (drawable == NULL)
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
+        return;
-
-    wxCoord full_size = GetGtkSplitterFullSize(wxGTKPrivate::GetSplitterWidget());
 
     // are we drawing vertical or horizontal splitter?
     const bool isVert = orient == wxVERTICAL;
 
+    GtkWidget* widget = wxGTKPrivate::GetSplitterWidget(orient);
+    const int full_size = GetGtkSplitterFullSize(widget);
+
     GdkRectangle rect;
 
     if ( isVert )
@@ -350,6 +396,18 @@ wxRendererGTK::DrawSplitterSash(wxWindow* win,
     if (win->GetLayoutDirection() == wxLayout_RightToLeft)
         x_diff = rect.width;
 
+#ifdef __WXGTK3__
+    cairo_t* cr = wxGetGTKDrawable(win, dc);
+    if (cr)
+    {
+        gtk_widget_set_state_flags(widget, stateTypeToFlags[flags & wxCONTROL_CURRENT ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL], true);
+        GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+        gtk_render_handle(sc, cr, rect.x - x_diff, rect.y, rect.width, rect.height);
+    }
+#else
+    GdkWindow* gdk_window = wxGetGTKDrawable(win, dc);
+    if (gdk_window == NULL)
+        return;
     gtk_paint_handle
     (
         gtk_widget_get_style(win->m_wxwindow),
@@ -365,6 +423,7 @@ wxRendererGTK::DrawSplitterSash(wxWindow* win,
         rect.height,
         isVert ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL
     );
+#endif
 }
 
 void
@@ -380,19 +439,12 @@ wxRendererGTK::DrawDropArrow(wxWindow* win,
     // work for wxMemoryDC. So that is why we assume wxDC
     // is wxWindowDC (wxClientDC, wxMemoryDC and wxPaintDC
     // are derived from it) and use its m_window.
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
-    wxASSERT_MSG( gdk_window,
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
 
     // draw arrow so that there is even space horizontally
     // on both sides
-    int arrowX = rect.width/4 + 1;
+    const int size = rect.width / 2;
-    int arrowWidth = rect.width - (arrowX*2);
+    const int x = rect.x + (size + 1) / 2;
-
+    const int y = rect.y + (rect.height - size + 1) / 2;
-    // scale arrow's height accoording to the width
-    int arrowHeight = rect.width/3;
-    int arrowY = (rect.height-arrowHeight)/2 +
-                 ((rect.height-arrowHeight) & 1);
 
     GtkStateType state;
 
@@ -405,6 +457,18 @@ wxRendererGTK::DrawDropArrow(wxWindow* win,
     else
         state = GTK_STATE_NORMAL;
 
+#ifdef __WXGTK3__
+    cairo_t* cr = wxGetGTKDrawable(win, dc);
+    if (cr)
+    {
+        gtk_widget_set_state_flags(button, stateTypeToFlags[state], true);
+        GtkStyleContext* sc = gtk_widget_get_style_context(button);
+        gtk_render_arrow(sc, cr, G_PI, x, y, size);
+    }
+#else
+    GdkWindow* gdk_window = wxGetGTKDrawable(win, dc);
+    if (gdk_window == NULL)
+        return;
     // draw arrow on button
     gtk_paint_arrow
     (
@@ -417,11 +481,10 @@ wxRendererGTK::DrawDropArrow(wxWindow* win,
         "arrow",
         GTK_ARROW_DOWN,
         FALSE,
-        rect.x + arrowX,
+        x, y,
-        rect.y + arrowY,
+        size, size
-        arrowWidth,
-        arrowHeight
     );
+#endif
 }
 
 void
@@ -455,16 +518,13 @@ wxRendererGTK::DrawCheckBox(wxWindow* win,
 {
     GtkWidget *button = wxGTKPrivate::GetCheckButtonWidget();
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
-    wxASSERT_MSG( gdk_window,
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
-
     gint indicator_size, indicator_spacing;
     gtk_widget_style_get(button,
                          "indicator_size", &indicator_size,
                          "indicator_spacing", &indicator_spacing,
                          NULL);
 
+#ifndef __WXGTK3__
     GtkStateType state;
 
     if ( flags & wxCONTROL_PRESSED )
@@ -484,6 +544,35 @@ wxRendererGTK::DrawCheckBox(wxWindow* win,
         shadow_type = GTK_SHADOW_IN;
     else
         shadow_type = GTK_SHADOW_OUT;
+#endif
+
+#ifdef __WXGTK3__
+    cairo_t* cr = wxGetGTKDrawable(win, dc);
+    if (cr)
+    {
+        int stateFlags = GTK_STATE_FLAG_NORMAL;
+        if (flags & wxCONTROL_CHECKED)
+            stateFlags = GTK_STATE_FLAG_ACTIVE;
+        if (flags & wxCONTROL_DISABLED)
+            stateFlags |= GTK_STATE_FLAG_INSENSITIVE;
+        if (flags & wxCONTROL_UNDETERMINED)
+            stateFlags |= GTK_STATE_FLAG_INCONSISTENT;
+        if (flags & wxCONTROL_CURRENT)
+            stateFlags |= GTK_STATE_FLAG_PRELIGHT;
+        GtkStyleContext* sc = gtk_widget_get_style_context(button);
+        gtk_style_context_save(sc);
+        gtk_style_context_set_state(sc, GtkStateFlags(stateFlags));
+        gtk_style_context_add_class(sc, GTK_STYLE_CLASS_CHECK);
+        gtk_render_check(sc, cr,
+            rect.x + (rect.width - indicator_size) / 2,
+            rect.y + (rect.height - indicator_size) / 2,
+            indicator_size, indicator_size);
+        gtk_style_context_restore(sc);
+    }
+#else
+    GdkWindow* gdk_window = wxGetGTKDrawable(win, dc);
+    if (gdk_window == NULL)
+        return;
 
     gtk_paint_check
     (
@@ -498,6 +587,7 @@ wxRendererGTK::DrawCheckBox(wxWindow* win,
         dc.LogicalToDeviceY(rect.y) + indicator_spacing,
         indicator_size, indicator_size
     );
+#endif
 }
 
 void
@@ -508,10 +598,6 @@ wxRendererGTK::DrawPushButton(wxWindow* win,
 {
     GtkWidget *button = wxGTKPrivate::GetButtonWidget();
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
-    wxASSERT_MSG( gdk_window,
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
-
     // draw button
     GtkStateType state;
 
@@ -524,6 +610,22 @@ wxRendererGTK::DrawPushButton(wxWindow* win,
     else
         state = GTK_STATE_NORMAL;
 
+#ifdef __WXGTK3__
+    cairo_t* cr = wxGetGTKDrawable(win, dc);
+    if (cr)
+    {
+        GtkStyleContext* sc = gtk_widget_get_style_context(button);
+        gtk_style_context_save(sc);
+        gtk_style_context_set_state(sc, stateTypeToFlags[state]);
+        gtk_render_background(sc, cr, rect.x, rect.y, rect.width, rect.height);
+        gtk_render_frame(sc, cr, rect.x, rect.y, rect.width, rect.height);
+        gtk_style_context_restore(sc);
+    }
+#else
+    GdkWindow* gdk_window = wxGetGTKDrawable(win, dc);
+    if (gdk_window == NULL)
+        return;
+
     gtk_paint_box
     (
         gtk_widget_get_style(button),
@@ -538,6 +640,7 @@ wxRendererGTK::DrawPushButton(wxWindow* win,
         rect.width,
         rect.height
     );
+#endif
 }
 
 void
@@ -546,11 +649,9 @@ wxRendererGTK::DrawItemSelectionRect(wxWindow* win,
                                      const wxRect& rect,
                                      int flags )
 {
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
+    wxGTKDrawable* drawable = wxGetGTKDrawable(win, dc);
-    wxASSERT_MSG( gdk_window,
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
 
-    if (flags & wxCONTROL_SELECTED)
+    if (drawable && (flags & wxCONTROL_SELECTED))
     {
         int x_diff = 0;
         if (win->GetLayoutDirection() == wxLayout_RightToLeft)
@@ -559,10 +660,10 @@ wxRendererGTK::DrawItemSelectionRect(wxWindow* win,
         // the wxCONTROL_FOCUSED state is deduced
         // directly from the m_wxwindow by GTK+
         gtk_paint_flat_box(gtk_widget_get_style(wxGTKPrivate::GetTreeWidget()),
-                        gdk_window,
+                        drawable,
                         GTK_STATE_SELECTED,
                         GTK_SHADOW_NONE,
-                        NULL,
+                        NULL_RECT
                         win->m_wxwindow,
                         "cell_even",
                         dc.LogicalToDeviceX(rect.x) - x_diff,
@@ -577,9 +678,9 @@ wxRendererGTK::DrawItemSelectionRect(wxWindow* win,
 
 void wxRendererGTK::DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
 {
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
+    wxGTKDrawable* drawable = wxGetGTKDrawable(win, dc);
-    wxASSERT_MSG( gdk_window,
+    if (drawable == NULL)
-                  wxT("cannot use wxRendererNative on wxDC of this type") );
+        return;
 
     GtkStateType state;
     if (flags & wxCONTROL_SELECTED)
@@ -587,24 +688,36 @@ void wxRendererGTK::DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, i
     else
         state = GTK_STATE_NORMAL;
 
+#ifdef __WXGTK3__
+    GtkStyleContext* sc = gtk_widget_get_style_context(win->m_widget);
+    gtk_style_context_save(sc);
+    gtk_style_context_set_state(sc, stateTypeToFlags[state]);
+    gtk_render_focus(sc, drawable, rect.x, rect.y, rect.width, rect.height);
+    gtk_style_context_restore(sc);
+#else
     gtk_paint_focus( gtk_widget_get_style(win->m_widget),
-                     gdk_window,
+                     drawable,
                      state,
-                     NULL,
+                     NULL_RECT
                      win->m_wxwindow,
                      NULL,
                      dc.LogicalToDeviceX(rect.x),
                      dc.LogicalToDeviceY(rect.y),
                      rect.width,
                      rect.height );
+#endif
 }
 
+//TODO: GTK3 implementations for the remaining functions below
+
 // Uses the theme to draw the border and fill for something like a wxTextCtrl
 void wxRendererGTK::DrawTextCtrl(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
 {
     GtkWidget *entry = wxGTKPrivate::GetTextEntryWidget();
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
+    wxGTKDrawable* drawable = wxGetGTKDrawable(win, dc);
+    if (drawable == NULL)
+        return;
 
     GtkStateType state = GTK_STATE_NORMAL;
     if ( flags & wxCONTROL_DISABLED )
@@ -615,10 +728,10 @@ void wxRendererGTK::DrawTextCtrl(wxWindow* win, wxDC& dc, const wxRect& rect, in
     gtk_paint_shadow
     (
         gtk_widget_get_style(entry),
-        gdk_window,
+        drawable,
         state,
         GTK_SHADOW_OUT,
-        NULL,
+        NULL_RECT
         entry,
         "entry",
         dc.LogicalToDeviceX(rect.x),
@@ -633,7 +746,7 @@ void wxRendererGTK::DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, in
 {
     GtkWidget *combo = wxGTKPrivate::GetComboBoxWidget();
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
+    wxGTKDrawable* drawable = wxGetGTKDrawable(win, dc);
 
     GtkStateType state = GTK_STATE_NORMAL;
     if ( flags & wxCONTROL_DISABLED )
@@ -641,13 +754,16 @@ void wxRendererGTK::DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, in
 
     gtk_widget_set_can_focus(combo, (flags & wxCONTROL_CURRENT) != 0);
 
+    if (drawable == NULL)
+        return;
+
     gtk_paint_shadow
     (
         gtk_widget_get_style(combo),
-        gdk_window,
+        drawable,
         state,
         GTK_SHADOW_OUT,
-        NULL,
+        NULL_RECT
         combo,
         "combobox",
         dc.LogicalToDeviceX(rect.x),
@@ -666,10 +782,10 @@ void wxRendererGTK::DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, in
     gtk_paint_arrow
     (
         gtk_widget_get_style(combo),
-        gdk_window,
+        drawable,
         state,
         GTK_SHADOW_OUT,
-        NULL,
+        NULL_RECT
         combo,
         "arrow",
         GTK_ARROW_DOWN,
@@ -687,10 +803,10 @@ void wxRendererGTK::DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, in
     gtk_paint_box
     (
         gtk_widget_get_style(combo),
-        gdk_window,
+        drawable,
         state,
         GTK_SHADOW_ETCHED_OUT,
-        NULL,
+        NULL_RECT
         combo,
         "vseparator",
         dc.LogicalToDeviceX(r.x),
@@ -713,7 +829,9 @@ void wxRendererGTK::DrawRadioBitmap(wxWindow* win, wxDC& dc, const wxRect& rect,
 {
     GtkWidget *button = wxGTKPrivate::GetRadioButtonWidget();
 
-    GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
+    wxGTKDrawable* drawable = wxGetGTKDrawable(win, dc);
+    if (drawable == NULL)
+        return;
 
     GtkShadowType shadow_type = GTK_SHADOW_OUT;
     if ( flags & wxCONTROL_CHECKED )
@@ -734,10 +852,10 @@ void wxRendererGTK::DrawRadioBitmap(wxWindow* win, wxDC& dc, const wxRect& rect,
     gtk_paint_option
     (
         gtk_widget_get_style(button),
-        gdk_window,
+        drawable,
         state,
         shadow_type,
-        NULL,
+        NULL_RECT
         button,
         "radiobutton",
         dc.LogicalToDeviceX(rect.x),

src/gtk/settings.cpp

@@ -45,26 +45,34 @@ static GtkContainer* ContainerWidget()
 }
 
 extern "C" {
+#ifdef __WXGTK3__
+static void style_updated(GtkWidget*, void*)
+#else
 static void style_set(GtkWidget*, GtkStyle*, void*)
+#endif
 {
     gs_fontSystem = wxNullFont;
 }
 }
 
-static const GtkStyle* ButtonStyle()
+static GtkWidget* ButtonWidget()
 {
     static GtkWidget* s_widget;
     if (s_widget == NULL)
     {
         s_widget = gtk_button_new();
         gtk_container_add(ContainerWidget(), s_widget);
+#ifdef __WXGTK3__
+        g_signal_connect(s_widget, "style_updated", G_CALLBACK(style_updated), NULL);
+#else
         gtk_widget_ensure_style(s_widget);
         g_signal_connect(s_widget, "style_set", G_CALLBACK(style_set), NULL);
+#endif
     }
-    return gtk_widget_get_style(s_widget);
+    return s_widget;
 }
 
-static const GtkStyle* ListStyle()
+static GtkWidget* ListWidget()
 {
     static GtkWidget* s_widget;
     if (s_widget == NULL)
@@ -72,60 +80,213 @@ static const GtkStyle* ListStyle()
         s_widget = gtk_tree_view_new_with_model(
             GTK_TREE_MODEL(gtk_list_store_new(1, G_TYPE_INT)));
         gtk_container_add(ContainerWidget(), s_widget);
+#ifndef __WXGTK3__
         gtk_widget_ensure_style(s_widget);
+#endif
     }
-    return gtk_widget_get_style(s_widget);
+    return s_widget;
 }
 
-static const GtkStyle* TextCtrlStyle()
+static GtkWidget* TextCtrlWidget()
 {
     static GtkWidget* s_widget;
     if (s_widget == NULL)
     {
         s_widget = gtk_text_view_new();
         gtk_container_add(ContainerWidget(), s_widget);
+#ifndef __WXGTK3__
         gtk_widget_ensure_style(s_widget);
+#endif
     }
-    return gtk_widget_get_style(s_widget);
+    return s_widget;
 }
 
-static const GtkStyle* MenuItemStyle()
+static GtkWidget* MenuItemWidget()
 {
     static GtkWidget* s_widget;
     if (s_widget == NULL)
     {
         s_widget = gtk_menu_item_new();
         gtk_container_add(ContainerWidget(), s_widget);
+#ifndef __WXGTK3__
         gtk_widget_ensure_style(s_widget);
+#endif
     }
-    return gtk_widget_get_style(s_widget);
+    return s_widget;
 }
 
-static const GtkStyle* MenuBarStyle()
+static GtkWidget* MenuBarWidget()
 {
     static GtkWidget* s_widget;
     if (s_widget == NULL)
     {
         s_widget = gtk_menu_bar_new();
         gtk_container_add(ContainerWidget(), s_widget);
+#ifndef __WXGTK3__
         gtk_widget_ensure_style(s_widget);
+#endif
     }
-    return gtk_widget_get_style(s_widget);
+    return s_widget;
 }
 
-static const GtkStyle* ToolTipStyle()
+static GtkWidget* ToolTipWidget()
 {
     static GtkWidget* s_widget;
     if (s_widget == NULL)
     {
         s_widget = gtk_window_new(GTK_WINDOW_POPUP);
         const char* name = "gtk-tooltip";
+#ifndef __WXGTK3__
         if (gtk_check_version(2, 11, 0))
             name = "gtk-tooltips";
+#endif
         gtk_widget_set_name(s_widget, name);
+#ifndef __WXGTK3__
         gtk_widget_ensure_style(s_widget);
+#endif
     }
-    return gtk_widget_get_style(s_widget);
+    return s_widget;
+}
+
+#ifdef __WXGTK3__
+static void bg(GtkWidget* widget, GtkStateFlags state, GdkRGBA& gdkRGBA)
+{
+    GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+    gtk_style_context_get_background_color(sc, state, &gdkRGBA);
+}
+static void fg(GtkWidget* widget, GtkStateFlags state, GdkRGBA& gdkRGBA)
+{
+    GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+    gtk_style_context_get_color(sc, state, &gdkRGBA);
+}
+static void border(GtkWidget* widget, GtkStateFlags state, GdkRGBA& gdkRGBA)
+{
+    GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+    gtk_style_context_get_border_color(sc, state, &gdkRGBA);
+}
+
+wxColour wxSystemSettingsNative::GetColour(wxSystemColour index)
+{
+    GdkRGBA gdkRGBA = { 0, 0, 0, 1 };
+    switch (index)
+    {
+    case wxSYS_COLOUR_3DLIGHT:
+    case wxSYS_COLOUR_ACTIVEBORDER:
+    case wxSYS_COLOUR_BTNFACE:
+    case wxSYS_COLOUR_DESKTOP:
+    case wxSYS_COLOUR_INACTIVEBORDER:
+    case wxSYS_COLOUR_INACTIVECAPTION:
+    case wxSYS_COLOUR_SCROLLBAR:
+    case wxSYS_COLOUR_WINDOWFRAME:
+        bg(ButtonWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_BTNHIGHLIGHT:
+    case wxSYS_COLOUR_HIGHLIGHT:
+        bg(ButtonWidget(), GTK_STATE_FLAG_SELECTED, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_BTNSHADOW:
+        border(ButtonWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_BTNTEXT:
+    case wxSYS_COLOUR_WINDOWTEXT:
+        fg(ButtonWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_GRAYTEXT:
+    case wxSYS_COLOUR_INACTIVECAPTIONTEXT:
+        fg(ButtonWidget(), GTK_STATE_FLAG_INSENSITIVE, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_HIGHLIGHTTEXT:
+        fg(ButtonWidget(), GTK_STATE_FLAG_SELECTED, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_HOTLIGHT:
+        {
+            static GtkWidget* s_widget;
+            if (s_widget == NULL)
+            {
+                s_widget = gtk_link_button_new("");
+                gtk_container_add(ContainerWidget(), s_widget);
+            }
+            fg(s_widget, GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        }
+        break;
+    case wxSYS_COLOUR_INFOBK:
+        bg(ToolTipWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_INFOTEXT:
+        fg(ToolTipWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_LISTBOX:
+        bg(ListWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT:
+        fg(ListWidget(), GTK_STATE_FLAG_SELECTED, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_LISTBOXTEXT:
+        fg(ListWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_MENU:
+        bg(MenuItemWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_MENUBAR:
+        bg(MenuBarWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_ACTIVECAPTION:
+    case wxSYS_COLOUR_MENUHILIGHT:
+        bg(MenuItemWidget(), GTK_STATE_FLAG_SELECTED, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_MENUTEXT:
+        fg(MenuItemWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_APPWORKSPACE:
+    case wxSYS_COLOUR_WINDOW:
+        bg(TextCtrlWidget(), GTK_STATE_FLAG_NORMAL, gdkRGBA);
+        break;
+    case wxSYS_COLOUR_CAPTIONTEXT:
+        {
+            GdkRGBA c = { 1, 1, 1, 1 };
+            gdkRGBA = c;
+        }
+        break;
+    default:
+        wxFAIL_MSG("unknown system colour index");
+        // fallthrough
+    case wxSYS_COLOUR_3DDKSHADOW:
+    case wxSYS_COLOUR_GRADIENTACTIVECAPTION:
+    case wxSYS_COLOUR_GRADIENTINACTIVECAPTION:
+        // black
+        break;
+    }
+    return wxColour(gdkRGBA);
+}
+#else
+static const GtkStyle* ButtonStyle()
+{
+    return gtk_widget_get_style(ButtonWidget());
+}
+
+static const GtkStyle* ListStyle()
+{
+    return gtk_widget_get_style(ListWidget());
+}
+
+static const GtkStyle* TextCtrlStyle()
+{
+    return gtk_widget_get_style(TextCtrlWidget());
+}
+
+static const GtkStyle* MenuItemStyle()
+{
+    return gtk_widget_get_style(MenuItemWidget());
+}
+
+static const GtkStyle* MenuBarStyle()
+{
+    return gtk_widget_get_style(MenuBarWidget());
+}
+
+static const GtkStyle* ToolTipStyle()
+{
+    return gtk_widget_get_style(ToolTipWidget());
 }
 
 wxColour wxSystemSettingsNative::GetColour( wxSystemColour index )
@@ -242,6 +403,7 @@ wxColour wxSystemSettingsNative::GetColour( wxSystemColour index )
     wxASSERT(color.IsOk());
     return color;
 }
+#endif
 
 wxFont wxSystemSettingsNative::GetFont( wxSystemFont index )
 {
@@ -261,7 +423,13 @@ wxFont wxSystemSettingsNative::GetFont( wxSystemFont index )
             if (!gs_fontSystem.IsOk())
             {
                 wxNativeFontInfo info;
+#ifdef __WXGTK3__
+                GtkStyleContext* sc = gtk_widget_get_style_context(ButtonWidget());
+                info.description = const_cast<PangoFontDescription*>(
+                    gtk_style_context_get_font(sc, GTK_STATE_FLAG_NORMAL));
+#else
                 info.description = ButtonStyle()->font_desc;
+#endif
                 gs_fontSystem = wxFont(info);
 
 #if wxUSE_FONTENUM
@@ -290,7 +458,7 @@ wxFont wxSystemSettingsNative::GetFont( wxSystemFont index )
 // on or for the default screen if window is NULL
 static GtkSettings *GetSettingsForWindowScreen(GdkWindow *window)
 {
-    return window ? gtk_settings_get_for_screen(gdk_drawable_get_screen(window))
+    return window ? gtk_settings_get_for_screen(gdk_window_get_screen(window))
                   : gtk_settings_get_default();
 }
 
@@ -299,16 +467,16 @@ static int GetBorderWidth(wxSystemMetric index, wxWindow* win)
     if (win->m_wxwindow)
     {
         wxPizza* pizza = WX_PIZZA(win->m_wxwindow);
-        int x, y;
+        GtkBorder border;
-        pizza->get_border_widths(x, y);
+        pizza->get_border(border);
         switch (index)
         {
             case wxSYS_BORDER_X:
             case wxSYS_EDGE_X:
             case wxSYS_FRAMESIZE_X:
-                return x;
+                return border.left;
             default:
-                return y;
+                return border.top;
         }
     }
     return -1;
@@ -359,7 +527,7 @@ int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win )
         case wxSYS_CURSOR_X:
         case wxSYS_CURSOR_Y:
                 return gdk_display_get_default_cursor_size(
-                            window ? gdk_drawable_get_display(window)
+                            window ? gdk_window_get_display(window)
                                    : gdk_display_get_default());
 
         case wxSYS_DCLICK_X:
@@ -396,13 +564,13 @@ int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win )
 
         case wxSYS_SCREEN_X:
             if (window)
-                return gdk_screen_get_width(gdk_drawable_get_screen(window));
+                return gdk_screen_get_width(gdk_window_get_screen(window));
             else
                 return gdk_screen_width();
 
         case wxSYS_SCREEN_Y:
             if (window)
-                return gdk_screen_get_height(gdk_drawable_get_screen(window));
+                return gdk_screen_get_height(gdk_window_get_screen(window));
             else
                 return gdk_screen_height();
 

src/gtk/slider.cpp

@@ -521,7 +521,12 @@ int wxSlider::GetLineSize() const
 
 GdkWindow *wxSlider::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {
+#ifdef __WXGTK3__
+    // no access to internal GdkWindows
+    return NULL;
+#else
     return GTK_RANGE(m_scale)->event_window;
+#endif
 }
 
 // static

src/gtk/spinbutt.cpp

@@ -198,7 +198,12 @@ void wxSpinButton::GtkEnableEvents() const
 
 GdkWindow *wxSpinButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {
+#ifdef __WXGTK3__
+    // no access to internal GdkWindows
+    return NULL;
+#else
     return GTK_SPIN_BUTTON(m_widget)->panel;
+#endif
 }
 
 wxSize wxSpinButton::DoGetBestSize() const

src/gtk/spinctrl.cpp

@@ -21,7 +21,9 @@
     #include "wx/wxcrtvararg.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 //-----------------------------------------------------------------------------
 // data
@@ -325,10 +327,15 @@ void wxSpinCtrlGTKBase::OnChar( wxKeyEvent &event )
 
 GdkWindow *wxSpinCtrlGTKBase::GTKGetWindow(wxArrayGdkWindows& windows) const
 {
+#ifdef __WXGTK3__
+    // no access to internal GdkWindows
+    wxUnusedVar(windows);
+#else
     GtkSpinButton* spinbutton = GTK_SPIN_BUTTON(m_widget);
 
     windows.push_back(spinbutton->entry.text_area);
     windows.push_back(spinbutton->panel);
+#endif
 
     return NULL;
 }

src/gtk/statbox.cpp

@@ -13,10 +13,10 @@
 #if wxUSE_STATBOX
 
 #include "wx/statbox.h"
-#include "wx/gtk/private/win_gtk.h"     // for wxPizza
 
 #include <gtk/gtk.h>
 #include "wx/gtk/private/gtk2-compat.h"
+#include "wx/gtk/private/win_gtk.h"
 
 // constants taken from GTK sources
 #define LABEL_PAD 1
@@ -26,6 +26,7 @@
 // "size_allocate" from m_widget
 //-----------------------------------------------------------------------------
 
+#ifndef __WXGTK3__
 extern "C" {
 static void size_allocate(GtkWidget* widget, GtkAllocation* alloc, void*)
 {
@@ -45,6 +46,7 @@ static void size_allocate(GtkWidget* widget, GtkAllocation* alloc, void*)
     }
 }
 }
+#endif
 
 //-----------------------------------------------------------------------------
 // wxStaticBox
@@ -99,11 +101,13 @@ bool wxStaticBox::Create( wxWindow *parent,
 
     gtk_frame_set_label_align(GTK_FRAME(m_widget), xalign, 0.5);
 
+#ifndef __WXGTK3__
     if (gtk_check_version(2, 12, 0))
     {
         // we connect this signal to perform label-clipping as GTK >= 2.12 does
         g_signal_connect(m_widget, "size_allocate", G_CALLBACK(size_allocate), NULL);
     }
+#endif
 
     return true;
 }

src/gtk/stattext.cpp

@@ -13,6 +13,8 @@
 #if wxUSE_STATTEXT
 
 #include "wx/stattext.h"
+
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
@@ -71,7 +73,9 @@ bool wxStaticText::Create(wxWindow *parent,
     gtk_label_set_justify(GTK_LABEL(m_widget), justify);
 
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         // set ellipsize mode
         PangoEllipsizeMode ellipsizeMode = PANGO_ELLIPSIZE_NONE;
@@ -107,6 +111,7 @@ void wxStaticText::GTKDoSetLabel(GTKLabelSetter setter, const wxString& label)
 
     InvalidateBestSize();
 
+#ifndef __WXGTK3__
     if (gtk_check_version(2,6,0) && IsEllipsized())
     {
         // GTK+ < 2.6 does not support ellipsization so we need to do it
@@ -116,6 +121,7 @@ void wxStaticText::GTKDoSetLabel(GTKLabelSetter setter, const wxString& label)
         GTKSetLabelForLabel(GTK_LABEL(m_widget), GetEllipsizedLabel());
     }
     else // Ellipsization not needed or supported by GTK+.
+#endif
     {
         (this->*setter)(GTK_LABEL(m_widget), label);
     }
@@ -211,12 +217,14 @@ void wxStaticText::DoSetSize(int x, int y,
 {
     wxStaticTextBase::DoSetSize(x, y, width, height, sizeFlags);
 
+#ifndef __WXGTK3__
     if (gtk_check_version(2,6,0))
     {
         // GTK+ < 2.6 does not support ellipsization - we need to run our
         // generic code (actually it will be run only if IsEllipsized() == true)
         UpdateLabel();
     }
+#endif
 }
 
 wxSize wxStaticText::DoGetBestSize() const
@@ -228,11 +236,19 @@ wxSize wxStaticText::DoGetBestSize() const
     // gtk_label_set_line_wrap() from here is a bad idea as it queues another
     // size request by calling gtk_widget_queue_resize() and we end up in
     // infinite loop sometimes (notably when the control is in a toolbar)
+    // With GTK3 however, there is no simple alternative, and the sizing loop
+    // no longer seems to occur.
+#ifdef __WXGTK3__
+    gtk_label_set_line_wrap(GTK_LABEL(m_widget), false);
+#else
     GTK_LABEL(m_widget)->wrap = FALSE;
-
+#endif
     wxSize size = wxStaticTextBase::DoGetBestSize();
-
+#ifdef __WXGTK3__
+    gtk_label_set_line_wrap(GTK_LABEL(m_widget), true);
+#else
     GTK_LABEL(m_widget)->wrap = TRUE; // restore old value
+#endif
 
     // Adding 1 to width to workaround GTK sometimes wrapping the text needlessly
     size.x++;

src/gtk/taskbar.cpp

@@ -22,8 +22,13 @@
     #include "wx/icon.h"
 #endif
 
-#include "eggtrayicon.h"
 #include <gtk/gtk.h>
+#ifdef GDK_WINDOWING_X11
+    #include <gdk/gdkx.h>
+#endif
+#ifndef __WXGTK3__
+    #include "eggtrayicon.h"
+#endif
 
 #if !GTK_CHECK_VERSION(2,10,0)
     typedef struct _GtkStatusIcon GtkStatusIcon;
@@ -41,20 +46,23 @@ public:
     wxTaskBarIcon* m_taskBarIcon;
     // used when GTK+ >= 2.10
     GtkStatusIcon* m_statusIcon;
-    // used when GTK+ < 2.10
-    GtkWidget* m_eggTrayIcon;
     // for PopupMenu
     wxWindow* m_win;
-    // for tooltip when GTK+ < 2.10
-    GtkTooltips* m_tooltips;
     wxBitmap m_bitmap;
     wxString m_tipText;
+#ifndef __WXGTK3__
+    // used when GTK+ < 2.10
+    GtkWidget* m_eggTrayIcon;
+    // for tooltip when GTK+ < 2.10
+    GtkTooltips* m_tooltips;
     // width and height of available space, only used when GTK+ < 2.10
     int m_size;
+#endif
 };
 //-----------------------------------------------------------------------------
 
 extern "C" {
+#ifndef __WXGTK3__
 static void
 icon_size_allocate(GtkWidget*, GtkAllocation* alloc, wxTaskBarIcon::Private* priv)
 {
@@ -69,6 +77,7 @@ icon_destroy(GtkWidget*, wxTaskBarIcon::Private* priv)
     priv->m_eggTrayIcon = NULL;
     priv->SetIcon();
 }
+#endif
 
 static void
 icon_activate(void*, wxTaskBarIcon* taskBarIcon)
@@ -91,6 +100,7 @@ icon_popup_menu(GtkWidget*, wxTaskBarIcon* taskBarIcon)
     return true;
 }
 
+#ifndef __WXGTK3__
 static gboolean
 icon_button_press_event(GtkWidget*, GdkEventButton* event, wxTaskBarIcon* taskBarIcon)
 {
@@ -103,6 +113,7 @@ icon_button_press_event(GtkWidget*, GdkEventButton* event, wxTaskBarIcon* taskBa
     }
     return false;
 }
+#endif
 
 #if GTK_CHECK_VERSION(2,10,0)
 static void
@@ -135,37 +146,43 @@ wxTaskBarIcon::Private::Private(wxTaskBarIcon* taskBarIcon)
 {
     m_taskBarIcon = taskBarIcon;
     m_statusIcon = NULL;
-    m_eggTrayIcon = NULL;
     m_win = NULL;
+#ifndef __WXGTK3__
+    m_eggTrayIcon = NULL;
     m_tooltips = NULL;
     m_size = 0;
+#endif
 }
 
 wxTaskBarIcon::Private::~Private()
 {
     if (m_statusIcon)
         g_object_unref(m_statusIcon);
+#ifndef __WXGTK3__
     else if (m_eggTrayIcon)
     {
         g_signal_handlers_disconnect_by_func(m_eggTrayIcon, (void*)icon_destroy, this);
         gtk_widget_destroy(m_eggTrayIcon);
     }
+#endif
     if (m_win)
     {
         m_win->PopEventHandler();
         m_win->Destroy();
     }
+#ifndef __WXGTK3__
     if (m_tooltips)
     {
         gtk_object_destroy(GTK_OBJECT(m_tooltips));
         g_object_unref(m_tooltips);
     }
+#endif
 }
 
 void wxTaskBarIcon::Private::SetIcon()
 {
 #if GTK_CHECK_VERSION(2,10,0)
-    if (gtk_check_version(2,10,0) == NULL)
+    if (GTK_CHECK_VERSION(3,0,0) || gtk_check_version(2,10,0) == NULL)
     {
         if (m_statusIcon)
             gtk_status_icon_set_from_pixbuf(m_statusIcon, m_bitmap.GetPixbuf());
@@ -181,6 +198,7 @@ void wxTaskBarIcon::Private::SetIcon()
     else
 #endif
     {
+#ifndef __WXGTK3__
         m_size = 0;
         if (m_eggTrayIcon)
         {
@@ -203,6 +221,7 @@ void wxTaskBarIcon::Private::SetIcon()
             gtk_container_add(GTK_CONTAINER(m_eggTrayIcon), image);
             gtk_widget_show_all(m_eggTrayIcon);
         }
+#endif
     }
 #if wxUSE_TOOLTIPS
     const char *tip_text = NULL;
@@ -218,7 +237,7 @@ void wxTaskBarIcon::Private::SetIcon()
         else
 #endif
         {
-#if !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+#ifndef __WXGTK3__
             gtk_status_icon_set_tooltip(m_statusIcon, tip_text);
 #endif
         }
@@ -226,7 +245,7 @@ void wxTaskBarIcon::Private::SetIcon()
     else
 #endif // GTK_CHECK_VERSION(2,10,0)
     {
-#if !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+#ifndef __WXGTK3__
         if (tip_text && m_tooltips == NULL)
         {
             m_tooltips = gtk_tooltips_new();
@@ -240,6 +259,7 @@ void wxTaskBarIcon::Private::SetIcon()
 #endif // wxUSE_TOOLTIPS
 }
 
+#ifndef __WXGTK3__
 void wxTaskBarIcon::Private::size_allocate(int width, int height)
 {
     int size = height;
@@ -262,6 +282,7 @@ void wxTaskBarIcon::Private::size_allocate(int width, int height)
         g_object_unref(pixbuf);
     }
 }
+#endif
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxTaskBarIcon, wxEvtHandler)
@@ -293,7 +314,11 @@ bool wxTaskBarIcon::RemoveIcon()
 
 bool wxTaskBarIcon::IsIconInstalled() const
 {
+#ifdef __WXGTK3__
+    return m_priv->m_statusIcon != NULL;
+#else
     return m_priv->m_statusIcon || m_priv->m_eggTrayIcon;
+#endif
 }
 
 bool wxTaskBarIcon::PopupMenu(wxMenu* menu)

src/gtk/textctrl.cpp

@@ -30,7 +30,9 @@
 #include <sys/stat.h>
 #include <ctype.h>
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ----------------------------------------------------------------------------
 // helpers
@@ -167,25 +169,29 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
         GtkJustification align;
         switch (attr.GetAlignment())
         {
-            default:
-                align = GTK_JUSTIFY_LEFT;
-                break;
             case wxTEXT_ALIGNMENT_RIGHT:
                 align = GTK_JUSTIFY_RIGHT;
                 break;
             case wxTEXT_ALIGNMENT_CENTER:
                 align = GTK_JUSTIFY_CENTER;
                 break;
+            case wxTEXT_ALIGNMENT_JUSTIFIED:
+#ifdef __WXGTK3__
+                align = GTK_JUSTIFY_FILL;
+                break;
+#elif GTK_CHECK_VERSION(2,11,0)
 // gtk+ doesn't support justify before gtk+-2.11.0 with pango-1.17 being available
 // (but if new enough pango isn't available it's a mere gtk warning)
-#if GTK_CHECK_VERSION(2,11,0)
-            case wxTEXT_ALIGNMENT_JUSTIFIED:
                 if (!gtk_check_version(2,11,0))
+                {
                     align = GTK_JUSTIFY_FILL;
-                else
+                    break;
-                    align = GTK_JUSTIFY_LEFT;
+                }
-                break;
+                // fallthrough
 #endif
+            default:
+                align = GTK_JUSTIFY_LEFT;
+                break;
         }
 
         g_snprintf(buf, sizeof(buf), "WXALIGNMENT %d", align);
@@ -1645,7 +1651,12 @@ GdkWindow *wxTextCtrl::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
     }
     else
     {
+#ifdef __WXGTK3__
+        // no access to internal GdkWindows
+        return NULL;
+#else
         return gtk_entry_get_text_window(GTK_ENTRY(m_text));
+#endif
     }
 }
 
@@ -1792,7 +1803,7 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style)
 
 void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    gtk_widget_modify_style(m_text, style);
+    GTKApplyStyle(m_text, style);
 }
 
 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))

src/gtk/textentry.cpp

@@ -26,13 +26,14 @@
 #if wxUSE_TEXTCTRL || wxUSE_COMBOBOX
 
 #ifndef WX_PRECOMP
+    #include "wx/textentry.h"
     #include "wx/window.h"
     #include "wx/textctrl.h"
 #endif //WX_PRECOMP
 
-#include "wx/textentry.h"
+#include <gtk/gtk.h>
-
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ============================================================================
 // signal handlers implementation
@@ -205,6 +206,7 @@ void wxTextEntry::SetSelection(long from, long to)
     // GTK+ does by default
     gtk_editable_select_region(GetEditable(), to, from);
 
+#ifndef __WXGTK3__
     // avoid reported problem with RHEL 5 GTK+ 2.10 where selection is reset by
     // a clipboard callback, see #13277
     if (gtk_check_version(2,12,0))
@@ -214,6 +216,7 @@ void wxTextEntry::SetSelection(long from, long to)
             to = entry->text_length;
         entry->selection_bound = to;
     }
+#endif
 }
 
 void wxTextEntry::GetSelection(long *from, long *to) const

src/gtk/tglbtn.cpp

@@ -21,6 +21,7 @@
     #include "wx/button.h"
 #endif
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
 
 extern bool      g_blockEventsOnDrag;
@@ -212,8 +213,8 @@ GtkLabel *wxToggleButton::GTKGetLabel() const
 
 void wxToggleButton::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    gtk_widget_modify_style(m_widget, style);
+    GTKApplyStyle(m_widget, style);
-    gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(m_widget)), style);
+    GTKApplyStyle(gtk_bin_get_child(GTK_BIN(m_widget)), style);
 }
 
 // Get the "best" size for this control.

src/gtk/toolbar.cpp

@@ -15,7 +15,9 @@
 
 #include "wx/toolbar.h"
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // ----------------------------------------------------------------------------
 // globals
@@ -174,7 +176,11 @@ enter_notify_event(GtkWidget*, GdkEventCrossing* event, wxToolBarTool* tool)
 
 extern "C" {
 static gboolean
+#ifdef __WXGTK3__
+image_draw(GtkWidget* widget, cairo_t* cr, wxToolBarTool* tool)
+#else
 image_expose_event(GtkWidget* widget, GdkEventExpose*, wxToolBarTool* tool)
+#endif
 {
     const wxBitmap& bitmap = tool->GetDisabledBitmap();
     if (tool->IsEnabled() || !bitmap.IsOk())
@@ -185,12 +191,16 @@ image_expose_event(GtkWidget* widget, GdkEventExpose*, wxToolBarTool* tool)
     gtk_widget_get_allocation(widget, &alloc);
     GtkRequisition req;
     gtk_widget_get_requisition(widget, &req);
+    const int x = alloc.x + (alloc.width - req.width) / 2;
+    const int y = alloc.y + (alloc.height - req.height) / 2;
+#ifdef __WXGTK3__
+    bitmap.Draw(cr, x, y);
+#else
     gdk_draw_pixbuf(
         gtk_widget_get_window(widget), gtk_widget_get_style(widget)->black_gc, bitmap.GetPixbuf(),
-        0, 0,
+        0, 0, x, y,
-        alloc.x + (alloc.width - req.width) / 2,
-        alloc.y + (alloc.height - req.height) / 2,
         -1, -1, GDK_RGB_DITHER_NORMAL, 0, 0);
+#endif
     return true;
 }
 }
@@ -341,11 +351,13 @@ void wxToolBar::Init()
 
 wxToolBar::~wxToolBar()
 {
+#ifndef __WXGTK3__
     if (m_tooltips) // always NULL if GTK >= 2.12
     {
         gtk_object_destroy(GTK_OBJECT(m_tooltips));
         g_object_unref(m_tooltips);
     }
+#endif
 }
 
 bool wxToolBar::Create( wxWindow *parent,
@@ -366,7 +378,7 @@ bool wxToolBar::Create( wxWindow *parent,
     FixupStyle();
 
     m_toolbar = GTK_TOOLBAR( gtk_toolbar_new() );
-#if !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+#ifndef __WXGTK3__
     if (gtk_check_version(2, 12, 0))
     {
         m_tooltips = gtk_tooltips_new();
@@ -425,7 +437,7 @@ void wxToolBar::GtkSetStyle()
             style = GTK_TOOLBAR_BOTH_HORIZ;
     }
 
-#if GTK_CHECK_VERSION(3,0,0) || defined(GTK_DISABLE_DEPRECATED)
+#ifdef __WXGTK3__
     gtk_orientable_set_orientation(GTK_ORIENTABLE(m_toolbar), orient);
 #else
     gtk_toolbar_set_orientation(m_toolbar, orient);
@@ -513,8 +525,13 @@ bool wxToolBar::DoInsertTool(size_t pos, wxToolBarToolBase *toolBase)
                     GTK_TOOL_BUTTON(tool->m_item), image);
                 tool->SetImage();
                 gtk_widget_show(image);
+#ifdef __WXGTK3__
+                g_signal_connect(image, "draw",
+                    G_CALLBACK(image_draw), tool);
+#else
                 g_signal_connect(image, "expose_event",
                     G_CALLBACK(image_expose_event), tool);
+#endif
             }
             if (!tool->GetLabel().empty())
             {
@@ -534,7 +551,7 @@ bool wxToolBar::DoInsertTool(size_t pos, wxToolBarToolBase *toolBase)
                 else
 #endif
                 {
-#if !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+#ifndef __WXGTK3__
                     gtk_tool_item_set_tooltip(tool->m_item,
                         m_tooltips, wxGTK_CONV(tool->GetShortHelp()), "");
 #endif
@@ -602,7 +619,7 @@ bool wxToolBar::DoDeleteTool(size_t /* pos */, wxToolBarToolBase* toolBase)
         GtkWidget* widget = tool->GetControl()->m_widget;
         gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(widget)), widget);
     }
-    gtk_object_destroy(GTK_OBJECT(tool->m_item));
+    gtk_widget_destroy(GTK_WIDGET(tool->m_item));
     tool->m_item = NULL;
 
     InvalidateBestSize();
@@ -708,7 +725,7 @@ void wxToolBar::SetToolShortHelp( int id, const wxString& helpString )
             else
 #endif
             {
-#if !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+#ifndef __WXGTK3__
                 gtk_tool_item_set_tooltip(tool->m_item,
                     m_tooltips, wxGTK_CONV(helpString), "");
 #endif

src/gtk/toplevel.cpp

@@ -31,26 +31,20 @@
     #include "wx/app.h"
 #endif
 
-#include "wx/gtk/private.h"
 #include "wx/evtloop.h"
 #include "wx/sysopt.h"
 
 #include <gtk/gtk.h>
 #ifdef GDK_WINDOWING_X11
-#include <gdk/gdkx.h>
+    #include <gdk/gdkx.h>
+    #include <X11/Xatom.h>  // XA_CARDINAL
+    #include "wx/unix/utilsx11.h"
 #endif
 
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 #include "wx/gtk/private/win_gtk.h"
 
-#ifdef GDK_WINDOWING_X11
-
-#include "wx/unix/utilsx11.h"
-
-// XA_CARDINAL
-#include <X11/Xatom.h>
-
-#endif // GDK_WINDOWING_X11
-
 #if wxUSE_LIBHILDON
     #include <hildon-widgets/hildon-program.h>
     #include <hildon-widgets/hildon-window.h>
@@ -86,7 +80,7 @@ static int gs_requestFrameExtentsStatus;
 // RequestUserAttention related functions
 //-----------------------------------------------------------------------------
 
-#ifndef __WXGTK30__
+#ifndef __WXGTK3__
 static void wxgtk_window_set_urgency_hint (GtkWindow *win,
                                            gboolean setting)
 {
@@ -310,7 +304,7 @@ void wxTopLevelWindowGTK::GTKHandleRealized()
     // GTK's shrinking/growing policy
     if ( !(m_gdkFunc & GDK_FUNC_RESIZE) )
         gtk_window_set_resizable(GTK_WINDOW(m_widget), FALSE);
-#if !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+#ifndef __WXGTK3__
     else
         gtk_window_set_policy(GTK_WINDOW(m_widget), 1, 1, 1);
 #endif
@@ -318,6 +312,16 @@ void wxTopLevelWindowGTK::GTKHandleRealized()
     const wxIconBundle& icons = GetIcons();
     if (icons.GetIconCount())
         SetIcons(icons);
+
+#ifdef __WXGTK3__
+    if (gtk_window_get_has_resize_grip(GTK_WINDOW(m_widget)))
+    {
+        // Grip window can end up obscured, probably due to deferred show.
+        // Reset grip to ensure it is visible.
+        gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), false);
+        gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), true);
+    }
+#endif
 }
 
 //-----------------------------------------------------------------------------
@@ -351,7 +355,9 @@ gtk_frame_map_callback( GtkWidget*,
     }
 
 #if GTK_CHECK_VERSION(2,6,0)
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         // restore focus-on-map setting in case ShowWithoutActivating() was called
         gtk_window_set_focus_on_map(GTK_WINDOW(win->m_widget), true);
@@ -393,15 +399,15 @@ bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int*
 {
 #ifdef GDK_WINDOWING_X11
     static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
-    Atom xproperty = gdk_x11_atom_to_xatom_for_display(
+    GdkDisplay* display = gdk_window_get_display(window);
-                        gdk_drawable_get_display(window), property);
+    Atom xproperty = gdk_x11_atom_to_xatom_for_display(display, property);
     Atom type;
     int format;
     gulong nitems, bytes_after;
     guchar* data;
     Status status = XGetWindowProperty(
-        gdk_x11_drawable_get_xdisplay(window),
+        GDK_DISPLAY_XDISPLAY(display),
-        gdk_x11_drawable_get_xid(window),
+        GDK_WINDOW_XID(window),
         xproperty,
         0, 4, false, XA_CARDINAL,
         &type, &format, &nitems, &bytes_after, &data);
@@ -615,7 +621,7 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 
     PostCreation();
 
-#if !GTK_CHECK_VERSION(3,0,0) && !defined(GTK_DISABLE_DEPRECATED)
+#ifndef __WXGTK3__
     if ((m_x != -1) || (m_y != -1))
         gtk_widget_set_uposition( m_widget, m_x, m_y );
 #endif
@@ -757,9 +763,9 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
     m_fsIsShowing = show;
 
 #ifdef GDK_WINDOWING_X11
-    wxX11FullScreenMethod method =
+    Display* xdpy = GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(m_widget));
-        wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
+    Window xroot = GDK_WINDOW_XID(gtk_widget_get_root_window(m_widget));
-                                 (WXWindow)GDK_ROOT_WINDOW());
+    wxX11FullScreenMethod method = wxGetFullScreenMethodX11(xdpy, (WXWindow)xroot);
 
     // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
     //     to switch to fullscreen, which is not always available. We must
@@ -777,14 +783,16 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
     else
     {
         GdkWindow* window = gtk_widget_get_window(m_widget);
+        Window xid = GDK_WINDOW_XID(window);
 
         if (show)
         {
             GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
             GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 
-            int screen_width,screen_height;
+            GdkScreen* screen = gtk_widget_get_screen(m_widget);
-            wxDisplaySize( &screen_width, &screen_height );
+            const int screen_width = gdk_screen_get_width(screen);
+            const int screen_height = gdk_screen_get_height(screen);
 
             gint client_x, client_y, root_x, root_y;
             gint width, height;
@@ -796,14 +804,14 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
             gdk_window_set_functions(window, (GdkWMFunction)0);
 
             gdk_window_get_origin(window, &root_x, &root_y);
-            gdk_window_get_geometry(window, &client_x, &client_y, &width, &height, NULL);
+            gdk_window_get_geometry(window, &client_x, &client_y, &width, &height);
 
             gdk_window_move_resize(
                 window, -client_x, -client_y, screen_width + 1, screen_height + 1);
 
-            wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
+            wxSetFullScreenStateX11(xdpy,
-                                    (WXWindow)GDK_ROOT_WINDOW(),
+                                    (WXWindow)xroot,
-                                    (WXWindow)GDK_WINDOW_XWINDOW(window),
+                                    (WXWindow)xid,
                                     show, &m_fsSaveFrame, method);
         }
         else // hide
@@ -813,9 +821,9 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
             gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
             gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 
-            wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
+            wxSetFullScreenStateX11(xdpy,
-                                    (WXWindow)GDK_ROOT_WINDOW(),
+                                    (WXWindow)xroot,
-                                    (WXWindow)GDK_WINDOW_XWINDOW(window),
+                                    (WXWindow)xid,
                                     show, &m_fsSaveFrame, method);
 
             SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
@@ -918,12 +926,12 @@ bool wxTopLevelWindowGTK::Show( bool show )
         memset(&xevent, 0, sizeof(xevent));
         xevent.type = ClientMessage;
         GdkWindow* window = gtk_widget_get_window(m_widget);
-        xevent.window = gdk_x11_drawable_get_xid(window);
+        xevent.window = GDK_WINDOW_XID(window);
         xevent.message_type = gdk_x11_atom_to_xatom_for_display(
-            gdk_drawable_get_display(window),
+            gdk_window_get_display(window),
             gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
         xevent.format = 32;
-        Display* display = gdk_x11_drawable_get_xdisplay(window);
+        Display* display = GDK_DISPLAY_XDISPLAY(gdk_window_get_display(window));
         XSendEvent(display, DefaultRootWindow(display), false,
             SubstructureNotifyMask | SubstructureRedirectMask,
             (XEvent*)&xevent);
@@ -970,7 +978,9 @@ void wxTopLevelWindowGTK::ShowWithoutActivating()
     if (!m_isShown)
     {
 #if GTK_CHECK_VERSION(2,6,0)
+#ifndef __WXGTK3__
         if (!gtk_check_version(2,6,0))
+#endif
             gtk_window_set_focus_on_map(GTK_WINDOW(m_widget), false);
 #endif // GTK+ 2.6+
 
@@ -1054,6 +1064,8 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
     if (height >= 0)
         m_height = height;
     ConstrainSize();
+    if (m_width < 1) m_width = 1;
+    if (m_height < 1) m_height = 1;
     if (m_width != oldSize.x || m_height != oldSize.y)
     {
         int w, h;
@@ -1171,8 +1183,8 @@ void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
             // adjust overall size to match change in frame extents
             m_width  += diff.x;
             m_height += diff.y;
-            if (m_width  < 0) m_width  = 0;
+            if (m_width  < 1) m_width  = 1;
-            if (m_height < 0) m_height = 0;
+            if (m_height < 1) m_height = 1;
             m_oldClientWidth = 0;
             gtk_widget_queue_resize(m_wxwindow);
         }
@@ -1433,6 +1445,9 @@ bool wxTopLevelWindowGTK::CanSetTransparent()
         return wxSystemOptions::GetOptionInt(SYSOPT_TRANSPARENT) != 0;
     }
 
+#ifdef __WXGTK3__
+    return gtk_widget_is_composited(m_widget) != 0;
+#else
 #if GTK_CHECK_VERSION(2,10,0)
     if (!gtk_check_version(2,10,0))
     {
@@ -1443,6 +1458,7 @@ bool wxTopLevelWindowGTK::CanSetTransparent()
     {
         return false;
     }
+#endif // !__WXGTK3__
 
 #if 0 // Don't be optimistic here for the sake of wxAUI
     int opcode, event, error;

src/gtk/utilsgtk.cpp

@@ -57,6 +57,8 @@
     #include "wx/unix/utilsx11.h"
 #endif
 
+#include "wx/gtk/private/gtk2-compat.h"
+
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
@@ -73,13 +75,15 @@ void wxBell()
 }
 
 // ----------------------------------------------------------------------------
-// display characterstics
+// display characteristics
 // ----------------------------------------------------------------------------
 
+#ifdef GDK_WINDOWING_X11
 void *wxGetDisplay()
 {
-    return GDK_DISPLAY();
+    return GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(wxGetRootWindow()));
 }
+#endif
 
 void wxDisplaySize( int *width, int *height )
 {
@@ -105,7 +109,7 @@ bool wxColourDisplay()
 
 int wxDisplayDepth()
 {
-    return gtk_widget_get_visual(wxGetRootWindow())->depth;
+    return gdk_visual_get_depth(gtk_widget_get_visual(wxGetRootWindow()));
 }
 
 wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
@@ -166,7 +170,9 @@ const gchar *wx_pango_version_check (int major, int minor, int micro)
     //       added in pango-1.4 or earlier since GTK 2.4 (our minimum requirement
     //       for GTK lib) required pango 1.4...
 
-#ifdef PANGO_VERSION_MAJOR
+#ifdef __WXGTK3__
+    return pango_version_check(major, minor, micro);
+#elif defined(PANGO_VERSION_MAJOR)
     if (!gtk_check_version (2,11,0))
     {
         // GTK+ 2.11 requires Pango >= 1.15.3 and pango_version_check
@@ -185,7 +191,6 @@ const gchar *wx_pango_version_check (int major, int minor, int micro)
 #endif
 }
 
-
 // ----------------------------------------------------------------------------
 // subprocess routines
 // ----------------------------------------------------------------------------
@@ -288,7 +293,11 @@ wxEventLoopBase *wxGUIAppTraits::CreateEventLoop()
 #if wxUSE_INTL && defined(__UNIX__)
 void wxGUIAppTraits::SetLocale()
 {
+#ifdef __WXGTK3__
+    setlocale(LC_ALL, "");
+#else
     gtk_set_locale();
+#endif
     wxUpdateLocaleIsUtf8();
 }
 #endif
@@ -465,7 +474,9 @@ wxGUIAppTraits::GetStandardCmdLineOptions(wxArrayString& names,
     wxString usage;
 
 #ifdef __WXGTK26__
+#ifndef __WXGTK3__
     if (!gtk_check_version(2,6,0))
+#endif
     {
         // since GTK>=2.6, we can use the glib_check_version() symbol...
 

src/gtk/webview_webkit.cpp

@@ -452,7 +452,7 @@ bool wxWebViewWebKit::Enable( bool enable )
     if (!wxControl::Enable(enable))
         return false;
 
-    gtk_widget_set_sensitive(GTK_BIN(m_widget)->child, enable);
+    gtk_widget_set_sensitive(gtk_bin_get_child(GTK_BIN(m_widget)), enable);
 
     //if (enable)
     //    GTKFixSensitivity();

src/gtk/win_gtk.cpp

@@ -10,9 +10,13 @@
 #include "wx/wxprec.h"
 
 #include "wx/defs.h"
-#include "wx/gtk/private.h"
+
+#include <gtk/gtk.h>
 #include "wx/gtk/private/win_gtk.h"
 
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
+
 /*
 wxPizza is a custom GTK+ widget derived from GtkFixed.  A custom widget
 is needed to adapt GTK+ to wxWidgets needs in 3 areas: scrolling, window
@@ -37,28 +41,40 @@ struct wxPizzaChild
 
 static GtkWidgetClass* parent_class;
 
+#ifdef __WXGTK3__
+enum {
+    PROP_0,
+    PROP_HADJUSTMENT,
+    PROP_VADJUSTMENT,
+    PROP_HSCROLL_POLICY,
+    PROP_VSCROLL_POLICY
+};
+#endif
+
 extern "C" {
 
 struct wxPizzaClass
 {
     GtkFixedClass parent;
+#ifndef __WXGTK3__
     void (*set_scroll_adjustments)(GtkWidget*, GtkAdjustment*, GtkAdjustment*);
+#endif
 };
 
-static void size_allocate(GtkWidget* widget, GtkAllocation* alloc)
+static void pizza_size_allocate(GtkWidget* widget, GtkAllocation* alloc)
 {
     wxPizza* pizza = WX_PIZZA(widget);
-    int border_x, border_y;
+    GtkBorder border;
-    pizza->get_border_widths(border_x, border_y);
+    pizza->get_border(border);
-    int w = alloc->width - 2 * border_x;
+    int w = alloc->width - border.left - border.right;
     if (w < 0) w = 0;
 
     if (gtk_widget_get_realized(widget))
     {
-        int h = alloc->height - 2 * border_y;
+        int h = alloc->height - border.top - border.bottom;
         if (h < 0) h = 0;
-        const int x = alloc->x + border_x;
+        const int x = alloc->x + border.left;
-        const int y = alloc->y + border_y;
+        const int y = alloc->y + border.top;
 
         GdkWindow* window = gtk_widget_get_window(widget);
         int old_x, old_y;
@@ -69,18 +85,20 @@ static void size_allocate(GtkWidget* widget, GtkAllocation* alloc)
         {
             gdk_window_move_resize(window, x, y, w, h);
 
-            if (border_x + border_y)
+            if (border.left + border.right + border.top + border.bottom)
             {
                 // old and new border areas need to be invalidated,
                 // otherwise they will not be erased/redrawn properly
+                GtkAllocation old_alloc;
+                gtk_widget_get_allocation(widget, &old_alloc);
                 GdkWindow* parent = gtk_widget_get_parent_window(widget);
-                gdk_window_invalidate_rect(parent, &widget->allocation, false);
+                gdk_window_invalidate_rect(parent, &old_alloc, false);
                 gdk_window_invalidate_rect(parent, alloc, false);
             }
         }
     }
 
-    widget->allocation = *alloc;
+    gtk_widget_set_allocation(widget, alloc);
 
     // adjust child positions
     for (const GList* p = pizza->m_children; p; p = p->next)
@@ -103,44 +121,50 @@ static void size_allocate(GtkWidget* widget, GtkAllocation* alloc)
     }
 }
 
-static void realize(GtkWidget* widget)
+static void pizza_realize(GtkWidget* widget)
 {
     parent_class->realize(widget);
 
     wxPizza* pizza = WX_PIZZA(widget);
-    if (pizza->m_border_style)
+    if (pizza->m_windowStyle & wxPizza::BORDER_STYLES)
     {
-        int border_x, border_y;
+        GtkBorder border;
-        pizza->get_border_widths(border_x, border_y);
+        pizza->get_border(border);
-        int x = widget->allocation.x + border_x;
+        GtkAllocation a;
-        int y = widget->allocation.y + border_y;
+        gtk_widget_get_allocation(widget, &a);
-        int w = widget->allocation.width  - 2 * border_x;
+        int x = a.x + border.left;
-        int h = widget->allocation.height - 2 * border_y;
+        int y = a.y + border.top;
+        int w = a.width - border.left - border.right;
+        int h = a.height - border.top - border.bottom;
         if (w < 0) w = 0;
         if (h < 0) h = 0;
-        gdk_window_move_resize(widget->window, x, y, w, h);
+        gdk_window_move_resize(gtk_widget_get_window(widget), x, y, w, h);
     }
 }
 
-static void show(GtkWidget* widget)
+static void pizza_show(GtkWidget* widget)
 {
-    if (widget->parent && WX_PIZZA(widget)->m_border_style)
+    GtkWidget* parent = gtk_widget_get_parent(widget);
+    if (parent && (WX_PIZZA(widget)->m_windowStyle & wxPizza::BORDER_STYLES))
     {
         // invalidate whole allocation so borders will be drawn properly
-        const GtkAllocation& a = widget->allocation;
+        GtkAllocation a;
-        gtk_widget_queue_draw_area(widget->parent, a.x, a.y, a.width, a.height);
+        gtk_widget_get_allocation(widget, &a);
+        gtk_widget_queue_draw_area(parent, a.x, a.y, a.width, a.height);
     }
 
     parent_class->show(widget);
 }
 
-static void hide(GtkWidget* widget)
+static void pizza_hide(GtkWidget* widget)
 {
-    if (widget->parent && WX_PIZZA(widget)->m_border_style)
+    GtkWidget* parent = gtk_widget_get_parent(widget);
+    if (parent && (WX_PIZZA(widget)->m_windowStyle & wxPizza::BORDER_STYLES))
     {
         // invalidate whole allocation so borders will be erased properly
-        const GtkAllocation& a = widget->allocation;
+        GtkAllocation a;
-        gtk_widget_queue_draw_area(widget->parent, a.x, a.y, a.width, a.height);
+        gtk_widget_get_allocation(widget, &a);
+        gtk_widget_queue_draw_area(parent, a.x, a.y, a.width, a.height);
     }
 
     parent_class->hide(widget);
@@ -168,8 +192,35 @@ static void pizza_remove(GtkContainer* container, GtkWidget* widget)
     }
 }
 
+#ifdef __WXGTK3__
+static void pizza_get_preferred_width(GtkWidget* widget, int* minimum, int* natural)
+{
+    *minimum = 0;
+    gtk_widget_get_size_request(widget, natural, NULL);
+    if (*natural < 0)
+        *natural = 0;
+}
+
+static void pizza_get_preferred_height(GtkWidget* widget, int* minimum, int* natural)
+{
+    *minimum = 0;
+    gtk_widget_get_size_request(widget, NULL, natural);
+    if (*natural < 0)
+        *natural = 0;
+}
+
+// Needed to implement GtkScrollable interface, but we don't care about the
+// properties. wxWindowGTK handles the adjustments and scroll policy.
+static void pizza_get_property(GObject*, guint, GValue*, GParamSpec*)
+{
+}
+
+static void pizza_set_property(GObject*, guint, const GValue*, GParamSpec*)
+{
+}
+#else
 // not used, but needs to exist so gtk_widget_set_scroll_adjustments will work
-static void set_scroll_adjustments(GtkWidget*, GtkAdjustment*, GtkAdjustment*)
+static void pizza_set_scroll_adjustments(GtkWidget*, GtkAdjustment*, GtkAdjustment*)
 {
 }
 
@@ -211,21 +262,33 @@ g_cclosure_user_marshal_VOID__OBJECT_OBJECT (GClosure     *closure,
             g_marshal_value_peek_object (param_values + 2),
             data2);
 }
+#endif
 
 static void class_init(void* g_class, void*)
 {
     GtkWidgetClass* widget_class = (GtkWidgetClass*)g_class;
-    widget_class->size_allocate = size_allocate;
+    widget_class->size_allocate = pizza_size_allocate;
-    widget_class->realize = realize;
+    widget_class->realize = pizza_realize;
-    widget_class->show = show;
+    widget_class->show = pizza_show;
-    widget_class->hide = hide;
+    widget_class->hide = pizza_hide;
     GtkContainerClass* container_class = (GtkContainerClass*)g_class;
     container_class->add = pizza_add;
     container_class->remove = pizza_remove;
-    wxPizzaClass* klass = (wxPizzaClass*)g_class;
 
+#ifdef __WXGTK3__
+    widget_class->get_preferred_width = pizza_get_preferred_width;
+    widget_class->get_preferred_height = pizza_get_preferred_height;
+    GObjectClass *gobject_class = G_OBJECT_CLASS(g_class);
+    gobject_class->set_property = pizza_set_property;
+    gobject_class->get_property = pizza_get_property;
+    g_object_class_override_property(gobject_class, PROP_HADJUSTMENT, "hadjustment");
+    g_object_class_override_property(gobject_class, PROP_VADJUSTMENT, "vadjustment");
+    g_object_class_override_property(gobject_class, PROP_HSCROLL_POLICY, "hscroll-policy");
+    g_object_class_override_property(gobject_class, PROP_VSCROLL_POLICY, "vscroll-policy");
+#else
+    wxPizzaClass* klass = static_cast<wxPizzaClass*>(g_class);
     // needed to make widget appear scrollable to GTK+
-    klass->set_scroll_adjustments = set_scroll_adjustments;
+    klass->set_scroll_adjustments = pizza_set_scroll_adjustments;
     widget_class->set_scroll_adjustments_signal =
         g_signal_new(
             "set_scroll_adjustments",
@@ -235,7 +298,7 @@ static void class_init(void* g_class, void*)
             NULL, NULL,
             g_cclosure_user_marshal_VOID__OBJECT_OBJECT,
             G_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
-
+#endif
     parent_class = GTK_WIDGET_CLASS(g_type_class_peek_parent(g_class));
 }
 
@@ -243,7 +306,7 @@ static void class_init(void* g_class, void*)
 
 GType wxPizza::type()
 {
-    static GtkType type;
+    static GType type;
     if (type == 0)
     {
         const GTypeInfo info = {
@@ -256,6 +319,10 @@ GType wxPizza::type()
         };
         type = g_type_register_static(
             GTK_TYPE_FIXED, "wxPizza", &info, GTypeFlags(0));
+#ifdef __WXGTK3__
+        const GInterfaceInfo interface_info = { NULL, NULL, NULL };
+        g_type_add_interface_static(type, GTK_TYPE_SCROLLABLE, &interface_info);
+#endif
     }
     return type;
 }
@@ -267,10 +334,8 @@ GtkWidget* wxPizza::New(long windowStyle)
     pizza->m_children = NULL;
     pizza->m_scroll_x = 0;
     pizza->m_scroll_y = 0;
-    pizza->m_is_scrollable = (windowStyle & (wxHSCROLL | wxVSCROLL)) != 0;
+    pizza->m_windowStyle = windowStyle;
-    // mask off border styles not useable with wxPizza
+#ifdef __WXGTK3__
-    pizza->m_border_style = int(windowStyle & BORDER_STYLES);
-#if GTK_CHECK_VERSION(3,0,0) || defined(GTK_DISABLE_DEPRECATED)
     gtk_widget_set_has_window(widget, true);
 #else
     gtk_fixed_set_has_window(GTK_FIXED(widget), true);
@@ -335,10 +400,13 @@ extern "C" {
 static void scroll_adjust(GtkWidget* widget, void* data)
 {
     const AdjustData* p = static_cast<AdjustData*>(data);
-    widget->allocation.x += p->dx;
+    GtkAllocation a;
-    widget->allocation.y += p->dy;
+    gtk_widget_get_allocation(widget, &a);
+    a.x += p->dx;
+    a.y += p->dy;
+    gtk_widget_set_allocation(widget, &a);
 
-    if (widget->window == p->window)
+    if (gtk_widget_get_window(widget) == p->window)
     {
         // GtkFrame requires a queue_resize, otherwise parts of
         // the frame newly exposed by the scroll are not drawn.
@@ -357,44 +425,46 @@ void wxPizza::scroll(int dx, int dy)
         dx = -dx;
     m_scroll_x -= dx;
     m_scroll_y -= dy;
-    if (widget->window)
+    GdkWindow* window = gtk_widget_get_window(widget);
+    if (window)
     {
-        gdk_window_scroll(widget->window, dx, dy);
+        gdk_window_scroll(window, dx, dy);
         // Adjust child allocations. Doing a queue_resize on the children is not
         // enough, sometimes they redraw in the wrong place during fast scrolling.
-        AdjustData data = { widget->window, dx, dy };
+        AdjustData data = { window, dx, dy };
         gtk_container_forall(GTK_CONTAINER(widget), scroll_adjust, &data);
     }
 }
 
-void wxPizza::get_border_widths(int& x, int& y)
+void wxPizza::get_border(GtkBorder& border)
 {
-    x = y = 0;
-    if (m_border_style == 0)
-        return;
-
 #ifndef __WXUNIVERSAL__
-    if (m_border_style & wxBORDER_SIMPLE)
+    if (m_windowStyle & wxBORDER_SIMPLE)
-        x = y = 1;
+        border.left = border.right = border.top = border.bottom = 1;
-    else if (m_is_scrollable /* || (m_border_style & wxBORDER_THEME) */)
+    else if (m_windowStyle & (wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME))
     {
-        GtkWidget *style_widget = wxGTKPrivate::GetTreeWidget();
+#ifdef __WXGTK3__
+        GtkStyleContext* sc;
+        if (m_windowStyle & (wxHSCROLL | wxVSCROLL))
+            sc = gtk_widget_get_style_context(wxGTKPrivate::GetTreeWidget());
+        else
+            sc = gtk_widget_get_style_context(wxGTKPrivate::GetEntryWidget());
 
-        if (style_widget->style)
+        gtk_style_context_get_border(sc, GTK_STATE_FLAG_NORMAL, &border);
-        {
+#else // !__WXGTK3__
-            x = style_widget->style->xthickness;
+        GtkStyle* style;
-            y = style_widget->style->ythickness;
+        if (m_windowStyle & (wxHSCROLL | wxVSCROLL))
-        }
+            style = gtk_widget_get_style(wxGTKPrivate::GetTreeWidget());
+        else
+            style = gtk_widget_get_style(wxGTKPrivate::GetEntryWidget());
+
+        border.left = border.right = style->xthickness;
+        border.top = border.bottom = style->ythickness;
+#endif // !__WXGTK3__
     }
     else
+#endif // !__WXUNIVERSAL__
     {
-        GtkWidget *style_widget = wxGTKPrivate::GetEntryWidget();
+        border.left = border.right = border.top = border.bottom = 0;
-
-        if (style_widget->style)
-        {
-            x = style_widget->style->xthickness;
-            y = style_widget->style->ythickness;
-        }
     }
-#endif
 }

src/gtk/window.cpp

@@ -32,12 +32,17 @@
 #include "wx/caret.h"
 #include "wx/fontutil.h"
 #include "wx/sysopt.h"
+#ifdef __WXGTK3__
+    #include "wx/gtk/dc.h"
+#endif
 
 #include <ctype.h>
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
-#include "wx/gtk/private/win_gtk.h"
+#include "wx/gtk/private/gtk2-compat.h"
 #include "wx/gtk/private/event.h"
+#include "wx/gtk/private/win_gtk.h"
 using namespace wxGTKImpl;
 
 #ifdef GDK_WINDOWING_X11
@@ -48,7 +53,7 @@ typedef guint KeySym;
 #endif
 
 #include <gdk/gdkkeysyms.h>
-#if GTK_CHECK_VERSION(3,0,0)
+#ifdef __WXGTK3__
 #include <gdk/gdkkeysyms-compat.h>
 #endif
 
@@ -222,35 +227,47 @@ int          g_lastButtonNumber = 0;
 #define TRACE_FOCUS wxT("focus")
 
 //-----------------------------------------------------------------------------
-// "expose_event" of m_wxwindow
+// "expose_event"/"draw" from m_wxwindow
 //-----------------------------------------------------------------------------
 
 extern "C" {
-static gboolean
+#ifdef __WXGTK3__
-gtk_window_expose_callback( GtkWidget*,
+static gboolean draw(GtkWidget*, cairo_t* cr, wxWindow* win)
-                            GdkEventExpose *gdk_event,
+{
-                            wxWindow *win )
+    if (gtk_cairo_should_draw_window(cr, win->GTKGetDrawingWindow()))
+        win->GTKSendPaintEvents(cr);
+
+    return false;
+}
+#else // !__WXGTK3__
+static gboolean expose_event(GtkWidget*, GdkEventExpose* gdk_event, wxWindow* win)
 {
     if (gdk_event->window == win->GTKGetDrawingWindow())
-    {
+        win->GTKSendPaintEvents(gdk_event->region);
-        win->GetUpdateRegion() = wxRegion( gdk_event->region );
+
-        win->GtkSendPaintEvents();
+    return false;
-    }
-    // Let parent window draw window-less widgets
-    return FALSE;
 }
+#endif // !__WXGTK3__
 }
 
 #ifndef __WXUNIVERSAL__
 //-----------------------------------------------------------------------------
-// "expose_event" from m_wxwindow->parent, for drawing border
+// "expose_event"/"draw" from m_wxwindow->parent, for drawing border
 //-----------------------------------------------------------------------------
 
 extern "C" {
 static gboolean
-expose_event_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win)
+#ifdef __WXGTK3__
+draw_border(GtkWidget*, cairo_t* cr, wxWindow* win)
+#else
+draw_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win)
+#endif
 {
+#ifdef __WXGTK3__
+    if (!gtk_cairo_should_draw_window(cr, gtk_widget_get_parent_window(win->m_wxwindow)))
+#else
     if (gdk_event->window != gtk_widget_get_parent_window(win->m_wxwindow))
+#endif
         return false;
 
     if (!win->IsShown())
@@ -268,11 +285,31 @@ expose_event_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win)
 
     if (win->HasFlag(wxBORDER_SIMPLE))
     {
+#ifdef __WXGTK3__
+        GtkStyleContext* sc = gtk_widget_get_style_context(win->m_wxwindow);
+        GdkRGBA c;
+        gtk_style_context_get_border_color(sc, GTK_STATE_FLAG_NORMAL, &c);
+        gdk_cairo_set_source_rgba(cr, &c);
+        cairo_set_line_width(cr, 1);
+        cairo_rectangle(cr, x + 0.5, y + 0.5, w - 1, h - 1);
+        cairo_stroke(cr);
+#else
         gdk_draw_rectangle(gdk_event->window,
             gtk_widget_get_style(widget)->black_gc, false, x, y, w - 1, h - 1);
+#endif
     }
-    else
+    else if (win->HasFlag(wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME))
     {
+#ifdef __WXGTK3__
+        //TODO: wxBORDER_RAISED/wxBORDER_SUNKEN
+        GtkStyleContext* sc;
+        if (win->HasFlag(wxHSCROLL | wxVSCROLL))
+            sc = gtk_widget_get_style_context(wxGTKPrivate::GetTreeWidget());
+        else
+            sc = gtk_widget_get_style_context(wxGTKPrivate::GetEntryWidget());
+
+        gtk_render_frame(sc, cr, x, y, w, h);
+#else // !__WXGTK3__
         GtkShadowType shadow = GTK_SHADOW_IN;
         if (win->HasFlag(wxBORDER_RAISED))
             shadow = GTK_SHADOW_OUT;
@@ -292,6 +329,7 @@ expose_event_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win)
         gtk_paint_shadow(
            gtk_widget_get_style(win->m_wxwindow), gdk_event->window, GTK_STATE_NORMAL,
            shadow, &clipRect, wxGTKPrivate::GetEntryWidget(), detail, x, y, w, h);
+#endif // !__WXGTK3__
     }
     return false;
 }
@@ -308,13 +346,16 @@ parent_set(GtkWidget* widget, GtkWidget* old_parent, wxWindow* win)
     if (old_parent)
     {
         g_signal_handlers_disconnect_by_func(
-            old_parent, (void*)expose_event_border, win);
+            old_parent, (void*)draw_border, win);
     }
     GtkWidget* parent = gtk_widget_get_parent(widget);
     if (parent)
     {
-        g_signal_connect_after(parent, "expose_event",
+#ifdef __WXGTK3__
-            G_CALLBACK(expose_event_border), win);
+        g_signal_connect_after(parent, "draw", G_CALLBACK(draw_border), win);
+#else
+        g_signal_connect_after(parent, "expose_event", G_CALLBACK(draw_border), win);
+#endif
     }
 }
 }
@@ -1258,7 +1299,7 @@ extern "C"
 //-----------------------------------------------------------------------------
 
 static gboolean
-gtk_window_button_press_callback( GtkWidget *widget,
+gtk_window_button_press_callback( GtkWidget* WXUNUSED_IN_GTK3(widget),
                                   GdkEventButton *gdk_event,
                                   wxWindowGTK *win )
 {
@@ -1291,6 +1332,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
 
     wxEventType event_type = wxEVT_NULL;
 
+#ifndef __WXGTK3__
     if ( gdk_event->type == GDK_2BUTTON_PRESS &&
             gdk_event->button >= 1 && gdk_event->button <= 3 )
     {
@@ -1301,6 +1343,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
         display->button_click_time[1] = 0;
         display->button_click_time[0] = 0;
     }
+#endif // !__WXGTK3__
 
     if (gdk_event->button == 1)
     {
@@ -1894,16 +1937,6 @@ gtk_window_realized_callback(GtkWidget* WXUNUSED(widget), wxWindowGTK* win)
     win->GTKHandleRealized();
 }
 
-//-----------------------------------------------------------------------------
-// "unrealize" from m_wxwindow
-//-----------------------------------------------------------------------------
-
-static void unrealize(GtkWidget*, wxWindowGTK* win)
-{
-    if (win->m_imData)
-        gtk_im_context_set_client_window(win->m_imData->context, NULL);
-}
-
 //-----------------------------------------------------------------------------
 // "size_allocate" from m_wxwindow or m_widget
 //-----------------------------------------------------------------------------
@@ -1915,10 +1948,10 @@ size_allocate(GtkWidget*, GtkAllocation* alloc, wxWindow* win)
     int h = alloc->height;
     if (win->m_wxwindow)
     {
-        int border_x, border_y;
+        GtkBorder border;
-        WX_PIZZA(win->m_wxwindow)->get_border_widths(border_x, border_y);
+        WX_PIZZA(win->m_wxwindow)->get_border(border);
-        w -= 2 * border_x;
+        w -= border.left + border.right;
-        h -= 2 * border_y;
+        h -= border.top + border.bottom;
         if (w < 0) w = 0;
         if (h < 0) h = 0;
     }
@@ -1963,29 +1996,40 @@ gtk_window_grab_broken( GtkWidget*,
 #endif
 
 //-----------------------------------------------------------------------------
-// "style_set"
+// "style_set"/"style_updated"
 //-----------------------------------------------------------------------------
 
-static
+#ifdef __WXGTK3__
-void gtk_window_style_set_callback( GtkWidget *WXUNUSED(widget),
+static void style_updated(GtkWidget*, wxWindow* win)
-                               GtkStyle *previous_style,
+#else
-                               wxWindow* win )
+static void style_updated(GtkWidget*, GtkStyle*, wxWindow* win)
+#endif
 {
-    if (win && previous_style)
+    if (win->IsTopLevel())
     {
-        if (win->IsTopLevel())
+        wxSysColourChangedEvent event;
-        {
+        event.SetEventObject(win);
-            wxSysColourChangedEvent event;
+        win->GTKProcessEvent(event);
-            event.SetEventObject(win);
-            win->GTKProcessEvent(event);
-        }
-        else
-        {
-            // Border width could change, which will change client size.
-            // Make sure size event occurs for this
-            win->m_oldClientWidth = 0;
-        }
     }
+    else
+    {
+        // Border width could change, which will change client size.
+        // Make sure size event occurs for this
+        win->m_oldClientWidth = 0;
+    }
+}
+
+//-----------------------------------------------------------------------------
+// "unrealize" from m_wxwindow
+//-----------------------------------------------------------------------------
+
+static void unrealize(GtkWidget*, wxWindow* win)
+{
+    if (win->m_imData)
+        gtk_im_context_set_client_window(win->m_imData->context, NULL);
+
+    g_signal_handlers_disconnect_by_func(
+        win->m_wxwindow, (void*)style_updated, win);
 }
 
 } // extern "C"
@@ -2036,6 +2080,20 @@ void wxWindowGTK::GTKHandleRealized()
     GTKProcessEvent( event );
 
     GTKUpdateCursor(true, false);
+
+    if (m_wxwindow &&
+        (IsTopLevel() || HasFlag(wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME)))
+    {
+        // attaching to style changed signal after realization avoids initial
+        // changes we don't care about
+        g_signal_connect(m_wxwindow,
+#ifdef __WXGTK3__
+            "style_updated",
+#else
+            "style_set",
+#endif
+            G_CALLBACK(style_updated), this);
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -2091,6 +2149,19 @@ bool wxGetKeyState(wxKeyCode WXUNUSED(key))
 }
 #endif // __WINDOWS__
 
+static void GetMouseState(int& x, int& y, GdkModifierType& mask)
+{
+    wxWindow* tlw = NULL;
+    if (!wxTopLevelWindows.empty())
+        tlw = wxTopLevelWindows.front();
+    GdkDisplay* display;
+    if (tlw && tlw->m_widget)
+        display = gtk_widget_get_display(tlw->m_widget);
+    else
+        display = gdk_display_get_default();
+    gdk_display_get_pointer(display, NULL, &x, &y, &mask);
+}
+
 wxMouseState wxGetMouseState()
 {
     wxMouseState ms;
@@ -2099,7 +2170,7 @@ wxMouseState wxGetMouseState()
     gint y;
     GdkModifierType mask;
 
-    gdk_window_get_pointer(NULL, &x, &y, &mask);
+    GetMouseState(x, y, mask);
 
     ms.SetX(x);
     ms.SetY(y);
@@ -2147,6 +2218,9 @@ void wxWindowGTK::Init()
 
     m_noExpose = false;
     m_nativeSizeEvent = false;
+#ifdef __WXGTK3__
+    m_paintContext = NULL;
+#endif
 
     m_isScrolling = false;
     m_mouseButtonDown = false;
@@ -2387,11 +2461,14 @@ void wxWindowGTK::PostCreation()
             IsTransparentBackgroundSupported() )
     {
         GdkScreen *screen = gtk_widget_get_screen (m_widget);
-
+#ifdef __WXGTK3__
+        gtk_widget_set_visual(m_widget, gdk_screen_get_rgba_visual(screen));
+#else
         GdkColormap *rgba_colormap = gdk_screen_get_rgba_colormap (screen);
 
         if (rgba_colormap)
             gtk_widget_set_colormap(m_widget, rgba_colormap);
+#endif
     }
 #endif // wxGTK_HAS_COMPOSITING_SUPPORT
 
@@ -2400,9 +2477,11 @@ void wxWindowGTK::PostCreation()
         if (!m_noExpose)
         {
             // these get reported to wxWidgets -> wxPaintEvent
-
+#ifdef __WXGTK3__
-            g_signal_connect (m_wxwindow, "expose_event",
+            g_signal_connect(m_wxwindow, "draw", G_CALLBACK(draw), this);
-                              G_CALLBACK (gtk_window_expose_callback), this);
+#else
+            g_signal_connect(m_wxwindow, "expose_event", G_CALLBACK(expose_event), this);
+#endif
 
             if (GetLayoutDirection() == wxLayout_LeftToRight)
                 gtk_widget_set_redraw_on_allocate(m_wxwindow, HasFlag(wxFULL_REPAINT_ON_RESIZE));
@@ -2476,7 +2555,9 @@ void wxWindowGTK::PostCreation()
     }
 
 #if GTK_CHECK_VERSION(2, 8, 0)
+#ifndef __WXGTK3__
     if ( gtk_check_version(2,8,0) == NULL )
+#endif
     {
         // Make sure we can notify the app when mouse capture is lost
         if ( m_wxwindow )
@@ -2542,10 +2623,6 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget )
                       G_CALLBACK (gtk_window_enter_callback), this);
     g_signal_connect (widget, "leave_notify_event",
                       G_CALLBACK (gtk_window_leave_callback), this);
-
-    if (m_wxwindow && (IsTopLevel() || HasFlag(wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME)))
-        g_signal_connect (m_wxwindow, "style_set",
-                              G_CALLBACK (gtk_window_style_set_callback), this);
 }
 
 bool wxWindowGTK::Destroy()
@@ -2758,6 +2835,8 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
             gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(m_widget),
                                            &policy[ScrollDir_Horz],
                                            &policy[ScrollDir_Vert]);
+            const int scrollbar_spacing =
+                GTK_SCROLLED_WINDOW_GET_CLASS(m_widget)->scrollbar_spacing;
 
             for ( int i = 0; i < ScrollDir_Max; i++ )
             {
@@ -2784,15 +2863,32 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
                             continue;
                 }
 
-                GtkScrolledWindowClass *scroll_class =
-                    GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
-
                 GtkRequisition req;
+#ifdef __WXGTK3__
+                GtkWidget* widget = GTK_WIDGET(range);
+                if (i == ScrollDir_Horz)
+                {
+                    if (height)
+                    {
+                        gtk_widget_get_preferred_height(widget, NULL, &req.height);
+                        h -= req.height + scrollbar_spacing;
+                    }
+                }
+                else
+                {
+                    if (width)
+                    {
+                        gtk_widget_get_preferred_width(widget, NULL, &req.width);
+                        w -= req.width + scrollbar_spacing;
+                    }
+                }
+#else // !__WXGTK3__
                 gtk_widget_size_request(GTK_WIDGET(range), &req);
                 if (i == ScrollDir_Horz)
-                    h -= req.height + scroll_class->scrollbar_spacing;
+                    h -= req.height + scrollbar_spacing;
                 else
-                    w -= req.width + scroll_class->scrollbar_spacing;
+                    w -= req.width + scrollbar_spacing;
+#endif // !__WXGTK3__
             }
         }
 
@@ -2815,10 +2911,9 @@ wxSize wxWindowGTK::DoGetBorderSize() const
     if ( !m_wxwindow )
         return wxWindowBase::DoGetBorderSize();
 
-    int x, y;
+    GtkBorder border;
-    WX_PIZZA(m_wxwindow)->get_border_widths(x, y);
+    WX_PIZZA(m_wxwindow)->get_border(border);
-
+    return wxSize(border.left + border.right, border.top + border.bottom);
-    return 2*wxSize(x, y);
 }
 
 void wxWindowGTK::DoGetPosition( int *x, int *y ) const
@@ -3588,7 +3683,7 @@ void wxWindowGTK::WarpPointer( int x, int y )
     ClientToScreen(&x, &y);
     GdkDisplay* display = gtk_widget_get_display(m_widget);
     GdkScreen* screen = gtk_widget_get_screen(m_widget);
-#ifdef __WXGTK30__
+#ifdef __WXGTK3__
     GdkDeviceManager* manager = gdk_display_get_device_manager(display);
     gdk_device_warp(gdk_device_manager_get_client_pointer(manager), screen, x, y);
 #else
@@ -3707,16 +3802,23 @@ bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const
         return m_updateRegion.Contains(x, y, w, h) != wxOutRegion;
 }
 
-void wxWindowGTK::GtkSendPaintEvents()
+#ifdef __WXGTK3__
+void wxWindowGTK::GTKSendPaintEvents(cairo_t* cr)
+#else
+void wxWindowGTK::GTKSendPaintEvents(const GdkRegion* region)
+#endif
 {
-    if (!m_wxwindow)
+#ifdef __WXGTK3__
-    {
+    m_paintContext = cr;
-        m_updateRegion.Clear();
+    double x1, y1, x2, y2;
-        return;
+    cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
-    }
+    m_updateRegion = wxRegion(int(x1), int(y1), int(x2 - x1), int(y2 - y1));
+#else // !__WXGTK3__
+    m_updateRegion = wxRegion(region);
 #if wxGTK_HAS_COMPOSITING_SUPPORT
     cairo_t* cr = NULL;
 #endif
+#endif // !__WXGTK3__
     // Clip to paint region in wxClientDC
     m_clipPaintRegion = true;
 
@@ -3727,8 +3829,7 @@ void wxWindowGTK::GtkSendPaintEvents()
         // Transform m_updateRegion under RTL
         m_updateRegion.Clear();
 
-        gint width;
+        const int width = gdk_window_get_width(GTKGetDrawingWindow());
-        gdk_drawable_get_size(gtk_widget_get_window(m_wxwindow), &width, NULL);
 
         wxRegionIterator upd( m_nativeUpdateRegion );
         while (upd)
@@ -3757,20 +3858,26 @@ void wxWindowGTK::GtkSendPaintEvents()
                 // explicitly paint.
                 // NB: it works also for top level windows (but this is the
                 // windows manager which then does the compositing job)
+#ifndef __WXGTK3__
                 cr = gdk_cairo_create(m_wxwindow->window);
                 gdk_cairo_region(cr, m_nativeUpdateRegion.GetRegion());
                 cairo_clip(cr);
-
+#endif
                 cairo_set_operator(cr, CAIRO_OPERATOR_CLEAR);
                 cairo_paint(cr);
                 cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
+#ifndef __WXGTK3__
                 cairo_surface_flush(cairo_get_target(cr));
+#endif
             }
 #endif // wxGTK_HAS_COMPOSITING_SUPPORT
             break;
 
         case wxBG_STYLE_ERASE:
             {
+#ifdef __WXGTK3__
+                wxGTKCairoDC dc(cr);
+#else
                 wxWindowDC dc( (wxWindow*)this );
                 dc.SetDeviceClippingRegion( m_updateRegion );
 
@@ -3783,7 +3890,7 @@ void wxWindowGTK::GtkSendPaintEvents()
                     dc.SetBackground(GetBackgroundColour());
                     dc.Clear();
                 }
-
+#endif // !__WXGTK3__
                 wxEraseEvent erase_event( GetId(), &dc );
                 erase_event.SetEventObject( this );
 
@@ -3798,34 +3905,28 @@ void wxWindowGTK::GtkSendPaintEvents()
         case wxBG_STYLE_SYSTEM:
             if ( GetThemeEnabled() )
             {
+                GdkWindow* gdkWindow = GTKGetDrawingWindow();
+                const int w = gdk_window_get_width(gdkWindow);
+                const int h = gdk_window_get_height(gdkWindow);
+#ifdef __WXGTK3__
+                GtkStyleContext* sc = gtk_widget_get_style_context(m_wxwindow);
+                gtk_render_background(sc, cr, 0, 0, w, h);
+#else
                 // find ancestor from which to steal background
                 wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
                 if (!parent)
                     parent = (wxWindow*)this;
-
+                GdkRectangle rect;
-                if (gtk_widget_get_mapped(parent->m_widget))
+                m_nativeUpdateRegion.GetBox(rect.x, rect.y, rect.width, rect.height);
-                {
+                gtk_paint_flat_box(gtk_widget_get_style(parent->m_widget),
-                    wxRegionIterator upd( m_nativeUpdateRegion );
+                                    gdkWindow,
-                    while (upd)
-                    {
-                        GdkRectangle rect;
-                        rect.x = upd.GetX();
-                        rect.y = upd.GetY();
-                        rect.width = upd.GetWidth();
-                        rect.height = upd.GetHeight();
-
-                        gtk_paint_flat_box(gtk_widget_get_style(parent->m_widget),
-                                    GTKGetDrawingWindow(),
                                     gtk_widget_get_state(m_wxwindow),
                                     GTK_SHADOW_NONE,
                                     &rect,
                                     parent->m_widget,
                                     (char *)"base",
-                                    0, 0, -1, -1 );
+                                    0, 0, w, h);
-
+#endif // !__WXGTK3__
-                        ++upd;
-                    }
-                }
             }
             break;
 
@@ -3855,13 +3956,14 @@ void wxWindowGTK::GtkSendPaintEvents()
             wxWindow *compositeChild = node->GetData();
             if (compositeChild->GetBackgroundStyle() == wxBG_STYLE_TRANSPARENT)
             {
+#ifndef __WXGTK3__
                 if (cr == NULL)
                 {
                     cr = gdk_cairo_create(m_wxwindow->window);
                     gdk_cairo_region(cr, m_nativeUpdateRegion.GetRegion());
                     cairo_clip(cr);
                 }
-
+#endif // !__WXGTK3__
                 GtkWidget *child = compositeChild->m_wxwindow;
                 GtkAllocation alloc;
                 gtk_widget_get_allocation(child, &alloc);
@@ -3873,13 +3975,17 @@ void wxWindowGTK::GtkSendPaintEvents()
                 cairo_paint(cr);
             }
         }
+#ifndef __WXGTK3__
         if (cr)
             cairo_destroy(cr);
+#endif
     }
 #endif // wxGTK_HAS_COMPOSITING_SUPPORT
 
     m_clipPaintRegion = false;
-
+#ifdef __WXGTK3__
+    m_paintContext = NULL;
+#endif
     m_updateRegion.Clear();
     m_nativeUpdateRegion.Clear();
 }
@@ -3929,11 +4035,13 @@ bool wxWindowGTK::SetBackgroundColour( const wxColour &colour )
     if (!wxWindowBase::SetBackgroundColour(colour))
         return false;
 
+#ifndef __WXGTK3__
     if (colour.IsOk())
     {
         // We need the pixel value e.g. for background clearing.
         m_backgroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
     }
+#endif
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour)
@@ -3951,11 +4059,13 @@ bool wxWindowGTK::SetForegroundColour( const wxColour &colour )
         return false;
     }
 
+#ifndef __WXGTK3__
     if (colour.IsOk())
     {
         // We need the pixel value e.g. for background clearing.
         m_foregroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
     }
+#endif
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour):
@@ -3969,6 +4079,7 @@ PangoContext *wxWindowGTK::GTKGetPangoDefaultContext()
     return gtk_widget_get_pango_context( m_widget );
 }
 
+#ifndef __WXGTK3__
 GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle)
 {
     // do we need to apply any changes at all?
@@ -4037,15 +4148,20 @@ GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle)
 
     return style;
 }
+#endif // !__WXGTK3__
 
-void wxWindowGTK::GTKApplyWidgetStyle(bool forceStyle)
+void wxWindowGTK::GTKApplyWidgetStyle(bool WXUNUSED_IN_GTK3(forceStyle))
 {
+#ifdef __WXGTK3__
+    DoApplyWidgetStyle(NULL);
+#else
     GtkRcStyle *style = GTKCreateWidgetStyle(forceStyle);
     if ( style )
     {
         DoApplyWidgetStyle(style);
         g_object_unref(style);
     }
+#endif
 
     // Style change may affect GTK+'s size calculation:
     InvalidateBestSize();
@@ -4053,30 +4169,39 @@ void wxWindowGTK::GTKApplyWidgetStyle(bool forceStyle)
 
 void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    if ( m_wxwindow )
+    GtkWidget* widget = m_wxwindow ? m_wxwindow : m_widget;
-    {
-        // block the signal temporarily to avoid sending
-        // wxSysColourChangedEvents when we change the colours ourselves
-        bool unblock = false;
-        if ( IsTopLevel() )
-        {
-            unblock = true;
-            g_signal_handlers_block_by_func(
-                m_wxwindow, (void *)gtk_window_style_set_callback, this);
-        }
 
-        gtk_widget_modify_style(m_wxwindow, style);
+    // block the signal temporarily to avoid sending
-
+    // wxSysColourChangedEvents when we change the colours ourselves
-        if ( unblock )
+    bool unblock = false;
-        {
+    if (m_wxwindow && IsTopLevel())
-            g_signal_handlers_unblock_by_func(
-                m_wxwindow, (void *)gtk_window_style_set_callback, this);
-        }
-    }
-    else
     {
-        gtk_widget_modify_style(m_widget, style);
+        unblock = true;
+        g_signal_handlers_block_by_func(
+            m_wxwindow, (void*)style_updated, this);
     }
+
+    GTKApplyStyle(widget, style);
+
+    if (unblock)
+    {
+        g_signal_handlers_unblock_by_func(
+            m_wxwindow, (void*)style_updated, this);
+    }
+}
+
+void wxWindowGTK::GTKApplyStyle(GtkWidget* widget, GtkRcStyle* WXUNUSED_IN_GTK3(style))
+{
+#ifdef __WXGTK3__
+    const PangoFontDescription* pfd = NULL;
+    if (m_font.IsOk())
+        pfd = pango_font_description_copy(m_font.GetNativeFontInfo()->description);
+    gtk_widget_override_font(widget, pfd);
+    gtk_widget_override_color(widget, GTK_STATE_FLAG_NORMAL, m_foregroundColour);
+    gtk_widget_override_background_color(widget, GTK_STATE_FLAG_NORMAL, m_backgroundColour);
+#else
+    gtk_widget_modify_style(widget, style);
+#endif
 }
 
 bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
@@ -4084,6 +4209,7 @@ bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
     if (!wxWindowBase::SetBackgroundStyle(style))
         return false;
 
+#ifndef __WXGTK3__
     GdkWindow *window;
     if ( m_wxwindow )
     {
@@ -4120,6 +4246,7 @@ bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
         // even if the bg colour changed from valid to wxNullColour):
         GTKApplyWidgetStyle(true);
     }
+#endif // !__WXGTK3__
 
     return true;
 }
@@ -4127,6 +4254,7 @@ bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
 bool wxWindowGTK::IsTransparentBackgroundSupported(wxString* reason) const
 {
 #if wxGTK_HAS_COMPOSITING_SUPPORT
+#ifndef __WXGTK3__
     if (gtk_check_version(wxGTK_VERSION_REQUIRED_FOR_COMPOSITING) != NULL)
     {
         if (reason)
@@ -4138,6 +4266,7 @@ bool wxWindowGTK::IsTransparentBackgroundSupported(wxString* reason) const
 
         return false;
     }
+#endif // !__WXGTK3__
 
     // NB: We don't check here if the particular kind of widget supports
     // transparency, we check only if it would be possible for a generic window
@@ -4563,17 +4692,9 @@ wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 // Get the current mouse position.
 wxPoint wxGetMousePosition()
 {
-    wxWindow* tlw = NULL;
-    if (!wxTopLevelWindows.empty())
-        tlw = wxTopLevelWindows.front();
-    GdkDisplay* display;
-    if (tlw && tlw->m_widget)
-        display = gtk_widget_get_display(tlw->m_widget);
-    else
-        display = gdk_display_get_default();
-
     int x, y;
-    gdk_display_get_pointer(display, NULL, &x, &y, NULL);
+    GdkModifierType unused;
+    GetMouseState(x, y, unused);
     return wxPoint(x, y);
 }
 

src/unix/mediactrl.cpp

@@ -256,15 +256,13 @@ IMPLEMENT_DYNAMIC_CLASS(wxGStreamerMediaBackend, wxMediaBackend)
 //-----------------------------------------------------------------------------
 #ifdef __WXGTK__
 extern "C" {
-static gboolean gtk_window_expose_callback(GtkWidget *widget,
+static gboolean
-                                           GdkEventExpose *event,
+#ifdef __WXGTK3__
-                                           wxGStreamerMediaBackend *be)
+draw(GtkWidget* widget, cairo_t* cr, wxGStreamerMediaBackend* be)
+#else
+expose_event(GtkWidget* widget, GdkEventExpose* event, wxGStreamerMediaBackend* be)
+#endif
 {
-    if(event->count > 0)
-        return FALSE;
-
-    GdkWindow* window = gtk_widget_get_window(widget);
-
     // I've seen this recommended somewhere...
     // TODO: Is this needed? Maybe it is just cruft...
     // gst_x_overlay_set_xwindow_id( GST_X_OVERLAY(be->m_xoverlay),
@@ -282,9 +280,17 @@ static gboolean gtk_window_expose_callback(GtkWidget *widget,
     else
     {
         // draw a black background like some other backends do....
-        gdk_draw_rectangle (window, widget->style->black_gc, TRUE, 0, 0,
+#ifdef __WXGTK3__
+        GtkAllocation a;
+        gtk_widget_get_allocation(widget, &a);
+        cairo_rectangle(cr, 0, 0, a.width, a.height);
+        cairo_set_source_rgb(cr, 0, 0, 0);
+        cairo_fill(cr);
+#else
+        gdk_draw_rectangle (event->window, widget->style->black_gc, TRUE, 0, 0,
                             widget->allocation.width,
                             widget->allocation.height);
+#endif
     }
 
     return FALSE;
@@ -310,11 +316,15 @@ static gint gtk_window_realize_callback(GtkWidget* widget,
     wxASSERT(window);
 
     gst_x_overlay_set_xwindow_id( GST_X_OVERLAY(be->m_xoverlay),
-                                GDK_WINDOW_XWINDOW( window )
+                                GDK_WINDOW_XID(window)
                                 );
     g_signal_connect (be->GetControl()->m_wxwindow,
-                      "expose_event",
+#ifdef __WXGTK3__
-                      G_CALLBACK(gtk_window_expose_callback), be);
+        "draw", G_CALLBACK(draw),
+#else
+        "expose_event", G_CALLBACK(expose_event),
+#endif
+        be);
     return 0;
 }
 }
@@ -716,16 +726,19 @@ void wxGStreamerMediaBackend::SetupXOverlay()
 #endif
         gst_x_overlay_set_xwindow_id(GST_X_OVERLAY(m_xoverlay),
 #ifdef __WXGTK__
-                        GDK_WINDOW_XWINDOW( window )
+                        GDK_WINDOW_XID(window)
 #else
                         ctrl->GetHandle()
 #endif
                                   );
 #ifdef __WXGTK__
         g_signal_connect(m_ctrl->m_wxwindow,
-                        // m_ctrl->m_wxwindow/*m_ctrl->m_widget*/,
+#ifdef __WXGTK3__
-                      "expose_event",
+            "draw", G_CALLBACK(draw),
-                      G_CALLBACK(gtk_window_expose_callback), this);
+#else
+            "expose_event", G_CALLBACK(expose_event),
+#endif
+            this);
     } // end if GtkPizza realized
 #endif
 }