added wxNativeContainerWindow and implemented it for wxMSW and wxGTK

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@52427 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

Makefile.in

@@ -3225,6 +3225,7 @@ COND_USE_GUI_1_ALL_GUI_HEADERS =  \
 	wx/mdi.h \
 	wx/menu.h \
 	wx/msgdlg.h \
+	wx/nativewin.h \
 	wx/numdlg.h \
 	wx/overlay.h \
 	wx/palette.h \
@@ -4620,6 +4621,7 @@ COND_TOOLKIT_GTK_TOOLKIT_VERSION_2___GUI_SRC_OBJECTS =  \
 	monodll_menu.o \
 	monodll_mnemonics.o \
 	monodll_msgdlg.o \
+	monodll_nativewin.o \
 	monodll_notebook.o \
 	monodll_radiobox.o \
 	monodll_radiobut.o \
@@ -4831,6 +4833,7 @@ COND_TOOLKIT_MSW___GUI_SRC_OBJECTS =  \
 	monodll_metafile.o \
 	monodll_msgdlg.o \
 	monodll_nativdlg.o \
+	monodll_nativewin.o \
 	monodll_notebook.o \
 	monodll_access.o \
 	monodll_ownerdrw.o \
@@ -4972,6 +4975,7 @@ COND_TOOLKIT_WINCE___GUI_SRC_OBJECTS =  \
 	monodll_metafile.o \
 	monodll_msgdlg.o \
 	monodll_nativdlg.o \
+	monodll_nativewin.o \
 	monodll_notebook.o \
 	monodll_access.o \
 	monodll_ownerdrw.o \
@@ -6524,6 +6528,7 @@ COND_TOOLKIT_GTK_TOOLKIT_VERSION_2___GUI_SRC_OBJECTS_1 =  \
 	monolib_menu.o \
 	monolib_mnemonics.o \
 	monolib_msgdlg.o \
+	monolib_nativewin.o \
 	monolib_notebook.o \
 	monolib_radiobox.o \
 	monolib_radiobut.o \
@@ -6735,6 +6740,7 @@ COND_TOOLKIT_MSW___GUI_SRC_OBJECTS_1 =  \
 	monolib_metafile.o \
 	monolib_msgdlg.o \
 	monolib_nativdlg.o \
+	monolib_nativewin.o \
 	monolib_notebook.o \
 	monolib_access.o \
 	monolib_ownerdrw.o \
@@ -6876,6 +6882,7 @@ COND_TOOLKIT_WINCE___GUI_SRC_OBJECTS_1 =  \
 	monolib_metafile.o \
 	monolib_msgdlg.o \
 	monolib_nativdlg.o \
+	monolib_nativewin.o \
 	monolib_notebook.o \
 	monolib_access.o \
 	monolib_ownerdrw.o \
@@ -8721,6 +8728,7 @@ COND_TOOLKIT_GTK_TOOLKIT_VERSION_2___GUI_SRC_OBJECTS_2 =  \
 	coredll_menu.o \
 	coredll_mnemonics.o \
 	coredll_msgdlg.o \
+	coredll_nativewin.o \
 	coredll_notebook.o \
 	coredll_radiobox.o \
 	coredll_radiobut.o \
@@ -8932,6 +8940,7 @@ COND_TOOLKIT_MSW___GUI_SRC_OBJECTS_2 =  \
 	coredll_metafile.o \
 	coredll_msgdlg.o \
 	coredll_nativdlg.o \
+	coredll_nativewin.o \
 	coredll_notebook.o \
 	coredll_access.o \
 	coredll_ownerdrw.o \
@@ -9073,6 +9082,7 @@ COND_TOOLKIT_WINCE___GUI_SRC_OBJECTS_2 =  \
 	coredll_metafile.o \
 	coredll_msgdlg.o \
 	coredll_nativdlg.o \
+	coredll_nativewin.o \
 	coredll_notebook.o \
 	coredll_access.o \
 	coredll_ownerdrw.o \
@@ -10215,6 +10225,7 @@ COND_TOOLKIT_GTK_TOOLKIT_VERSION_2___GUI_SRC_OBJECTS_3 =  \
 	corelib_menu.o \
 	corelib_mnemonics.o \
 	corelib_msgdlg.o \
+	corelib_nativewin.o \
 	corelib_notebook.o \
 	corelib_radiobox.o \
 	corelib_radiobut.o \
@@ -10426,6 +10437,7 @@ COND_TOOLKIT_MSW___GUI_SRC_OBJECTS_3 =  \
 	corelib_metafile.o \
 	corelib_msgdlg.o \
 	corelib_nativdlg.o \
+	corelib_nativewin.o \
 	corelib_notebook.o \
 	corelib_access.o \
 	corelib_ownerdrw.o \
@@ -10567,6 +10579,7 @@ COND_TOOLKIT_WINCE___GUI_SRC_OBJECTS_3 =  \
 	corelib_metafile.o \
 	corelib_msgdlg.o \
 	corelib_nativdlg.o \
+	corelib_nativewin.o \
 	corelib_notebook.o \
 	corelib_access.o \
 	corelib_ownerdrw.o \
@@ -16802,6 +16815,15 @@ monodll_sound_sdl.o: $(srcdir)/src/unix/sound_sdl.cpp $(MONODLL_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@monodll_msgdlg.o: $(srcdir)/src/os2/msgdlg.cpp $(MONODLL_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/os2/msgdlg.cpp
 
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@monodll_nativewin.o: $(srcdir)/src/gtk/nativewin.cpp $(MONODLL_ODEP)
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/gtk/nativewin.cpp
+
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@monodll_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(MONODLL_ODEP)
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@monodll_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(MONODLL_ODEP)
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@monodll_notebook.o: $(srcdir)/src/gtk/notebook.cpp $(MONODLL_ODEP)
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/gtk/notebook.cpp
 
@@ -21308,6 +21330,15 @@ monolib_sound_sdl.o: $(srcdir)/src/unix/sound_sdl.cpp $(MONOLIB_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@monolib_msgdlg.o: $(srcdir)/src/os2/msgdlg.cpp $(MONOLIB_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/os2/msgdlg.cpp
 
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@monolib_nativewin.o: $(srcdir)/src/gtk/nativewin.cpp $(MONOLIB_ODEP)
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/gtk/nativewin.cpp
+
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@monolib_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(MONOLIB_ODEP)
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@monolib_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(MONOLIB_ODEP)
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@monolib_notebook.o: $(srcdir)/src/gtk/notebook.cpp $(MONOLIB_ODEP)
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/gtk/notebook.cpp
 
@@ -26408,6 +26439,15 @@ coredll_win32.o: $(srcdir)/src/univ/themes/win32.cpp $(COREDLL_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@coredll_msgdlg.o: $(srcdir)/src/os2/msgdlg.cpp $(COREDLL_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/os2/msgdlg.cpp
 
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@coredll_nativewin.o: $(srcdir)/src/gtk/nativewin.cpp $(COREDLL_ODEP)
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/gtk/nativewin.cpp
+
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@coredll_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(COREDLL_ODEP)
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@coredll_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(COREDLL_ODEP)
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@coredll_notebook.o: $(srcdir)/src/gtk/notebook.cpp $(COREDLL_ODEP)
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/gtk/notebook.cpp
 
@@ -29471,6 +29511,15 @@ corelib_win32.o: $(srcdir)/src/univ/themes/win32.cpp $(CORELIB_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@corelib_msgdlg.o: $(srcdir)/src/os2/msgdlg.cpp $(CORELIB_ODEP)
 @COND_TOOLKIT_PM_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/os2/msgdlg.cpp
 
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@corelib_nativewin.o: $(srcdir)/src/gtk/nativewin.cpp $(CORELIB_ODEP)
+@COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/gtk/nativewin.cpp
+
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@corelib_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(CORELIB_ODEP)
+@COND_TOOLKIT_MSW_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@corelib_nativewin.o: $(srcdir)/src/msw/nativewin.cpp $(CORELIB_ODEP)
+@COND_TOOLKIT_WINCE_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/msw/nativewin.cpp
+
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@corelib_notebook.o: $(srcdir)/src/gtk/notebook.cpp $(CORELIB_ODEP)
 @COND_TOOLKIT_GTK_TOOLKIT_VERSION_2_USE_GUI_1_WXUNIV_0@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/gtk/notebook.cpp
 

build/bakefiles/files.bkl

@@ -837,6 +837,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     wx/mdi.h
     wx/menu.h
     wx/msgdlg.h
+    wx/nativewin.h
     wx/numdlg.h
     wx/overlay.h
     wx/palette.h
@@ -1100,6 +1101,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/gtk/menu.cpp
     src/gtk/mnemonics.cpp
     src/gtk/msgdlg.cpp
+    src/gtk/nativewin.cpp
     src/gtk/notebook.cpp
     src/gtk/radiobox.cpp
     src/gtk/radiobut.cpp
@@ -1675,6 +1677,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/msw/metafile.cpp
     src/msw/msgdlg.cpp
     src/msw/nativdlg.cpp
+    src/msw/nativewin.cpp
     src/msw/notebook.cpp
     src/msw/ole/access.cpp
     src/msw/ownerdrw.cpp

build/msw/makefile.bcc

@@ -1552,6 +1552,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_metafile.obj \
 	$(OBJS)\monodll_msgdlg.obj \
 	$(OBJS)\monodll_nativdlg.obj \
+	$(OBJS)\monodll_nativewin.obj \
 	$(OBJS)\monodll_notebook.obj \
 	$(OBJS)\monodll_access.obj \
 	$(OBJS)\monodll_ownerdrw.obj \
@@ -2195,6 +2196,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_metafile.obj \
 	$(OBJS)\monolib_msgdlg.obj \
 	$(OBJS)\monolib_nativdlg.obj \
+	$(OBJS)\monolib_nativewin.obj \
 	$(OBJS)\monolib_notebook.obj \
 	$(OBJS)\monolib_access.obj \
 	$(OBJS)\monolib_ownerdrw.obj \
@@ -2753,6 +2755,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_metafile.obj \
 	$(OBJS)\coredll_msgdlg.obj \
 	$(OBJS)\coredll_nativdlg.obj \
+	$(OBJS)\coredll_nativewin.obj \
 	$(OBJS)\coredll_notebook.obj \
 	$(OBJS)\coredll_access.obj \
 	$(OBJS)\coredll_ownerdrw.obj \
@@ -3217,6 +3220,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_metafile.obj \
 	$(OBJS)\corelib_msgdlg.obj \
 	$(OBJS)\corelib_nativdlg.obj \
+	$(OBJS)\corelib_nativewin.obj \
 	$(OBJS)\corelib_notebook.obj \
 	$(OBJS)\corelib_access.obj \
 	$(OBJS)\corelib_ownerdrw.obj \
@@ -5559,6 +5563,9 @@ $(OBJS)\monodll_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\monodll_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) -q -c -P -o$@ $(MONODLL_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\monodll_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) -q -c -P -o$@ $(MONODLL_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\monodll_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) -q -c -P -o$@ $(MONODLL_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 
@@ -7665,6 +7672,9 @@ $(OBJS)\monolib_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\monolib_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) -q -c -P -o$@ $(MONOLIB_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\monolib_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) -q -c -P -o$@ $(MONOLIB_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\monolib_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) -q -c -P -o$@ $(MONOLIB_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 
@@ -10155,6 +10165,9 @@ $(OBJS)\coredll_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\coredll_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) -q -c -P -o$@ $(COREDLL_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\coredll_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) -q -c -P -o$@ $(COREDLL_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\coredll_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) -q -c -P -o$@ $(COREDLL_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 
@@ -11466,6 +11479,9 @@ $(OBJS)\corelib_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\corelib_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) -q -c -P -o$@ $(CORELIB_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\corelib_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) -q -c -P -o$@ $(CORELIB_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\corelib_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) -q -c -P -o$@ $(CORELIB_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 

build/msw/makefile.gcc

@@ -1569,6 +1569,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_metafile.o \
 	$(OBJS)\monodll_msgdlg.o \
 	$(OBJS)\monodll_nativdlg.o \
+	$(OBJS)\monodll_nativewin.o \
 	$(OBJS)\monodll_notebook.o \
 	$(OBJS)\monodll_access.o \
 	$(OBJS)\monodll_ownerdrw.o \
@@ -2218,6 +2219,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_metafile.o \
 	$(OBJS)\monolib_msgdlg.o \
 	$(OBJS)\monolib_nativdlg.o \
+	$(OBJS)\monolib_nativewin.o \
 	$(OBJS)\monolib_notebook.o \
 	$(OBJS)\monolib_access.o \
 	$(OBJS)\monolib_ownerdrw.o \
@@ -2792,6 +2794,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_metafile.o \
 	$(OBJS)\coredll_msgdlg.o \
 	$(OBJS)\coredll_nativdlg.o \
+	$(OBJS)\coredll_nativewin.o \
 	$(OBJS)\coredll_notebook.o \
 	$(OBJS)\coredll_access.o \
 	$(OBJS)\coredll_ownerdrw.o \
@@ -3264,6 +3267,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_metafile.o \
 	$(OBJS)\corelib_msgdlg.o \
 	$(OBJS)\corelib_nativdlg.o \
+	$(OBJS)\corelib_nativewin.o \
 	$(OBJS)\corelib_notebook.o \
 	$(OBJS)\corelib_access.o \
 	$(OBJS)\corelib_ownerdrw.o \
@@ -5701,6 +5705,9 @@ $(OBJS)\monodll_msgdlg.o: ../../src/msw/msgdlg.cpp
 $(OBJS)\monodll_nativdlg.o: ../../src/msw/nativdlg.cpp
 	$(CXX) -c -o $@ $(MONODLL_CXXFLAGS) $(CPPDEPS) $<
 
+$(OBJS)\monodll_nativewin.o: ../../src/msw/nativewin.cpp
+	$(CXX) -c -o $@ $(MONODLL_CXXFLAGS) $(CPPDEPS) $<
+
 $(OBJS)\monodll_access.o: ../../src/msw/ole/access.cpp
 	$(CXX) -c -o $@ $(MONODLL_CXXFLAGS) $(CPPDEPS) $<
 
@@ -7909,6 +7916,9 @@ $(OBJS)\monolib_msgdlg.o: ../../src/msw/msgdlg.cpp
 $(OBJS)\monolib_nativdlg.o: ../../src/msw/nativdlg.cpp
 	$(CXX) -c -o $@ $(MONOLIB_CXXFLAGS) $(CPPDEPS) $<
 
+$(OBJS)\monolib_nativewin.o: ../../src/msw/nativewin.cpp
+	$(CXX) -c -o $@ $(MONOLIB_CXXFLAGS) $(CPPDEPS) $<
+
 $(OBJS)\monolib_access.o: ../../src/msw/ole/access.cpp
 	$(CXX) -c -o $@ $(MONOLIB_CXXFLAGS) $(CPPDEPS) $<
 
@@ -10501,6 +10511,9 @@ $(OBJS)\coredll_msgdlg.o: ../../src/msw/msgdlg.cpp
 $(OBJS)\coredll_nativdlg.o: ../../src/msw/nativdlg.cpp
 	$(CXX) -c -o $@ $(COREDLL_CXXFLAGS) $(CPPDEPS) $<
 
+$(OBJS)\coredll_nativewin.o: ../../src/msw/nativewin.cpp
+	$(CXX) -c -o $@ $(COREDLL_CXXFLAGS) $(CPPDEPS) $<
+
 $(OBJS)\coredll_access.o: ../../src/msw/ole/access.cpp
 	$(CXX) -c -o $@ $(COREDLL_CXXFLAGS) $(CPPDEPS) $<
 
@@ -11912,6 +11925,9 @@ $(OBJS)\corelib_msgdlg.o: ../../src/msw/msgdlg.cpp
 $(OBJS)\corelib_nativdlg.o: ../../src/msw/nativdlg.cpp
 	$(CXX) -c -o $@ $(CORELIB_CXXFLAGS) $(CPPDEPS) $<
 
+$(OBJS)\corelib_nativewin.o: ../../src/msw/nativewin.cpp
+	$(CXX) -c -o $@ $(CORELIB_CXXFLAGS) $(CPPDEPS) $<
+
 $(OBJS)\corelib_access.o: ../../src/msw/ole/access.cpp
 	$(CXX) -c -o $@ $(CORELIB_CXXFLAGS) $(CPPDEPS) $<
 

build/msw/makefile.vc

@@ -1726,6 +1726,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_metafile.obj \
 	$(OBJS)\monodll_msgdlg.obj \
 	$(OBJS)\monodll_nativdlg.obj \
+	$(OBJS)\monodll_nativewin.obj \
 	$(OBJS)\monodll_notebook.obj \
 	$(OBJS)\monodll_access.obj \
 	$(OBJS)\monodll_ownerdrw.obj \
@@ -2375,6 +2376,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_metafile.obj \
 	$(OBJS)\monolib_msgdlg.obj \
 	$(OBJS)\monolib_nativdlg.obj \
+	$(OBJS)\monolib_nativewin.obj \
 	$(OBJS)\monolib_notebook.obj \
 	$(OBJS)\monolib_access.obj \
 	$(OBJS)\monolib_ownerdrw.obj \
@@ -2963,6 +2965,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_metafile.obj \
 	$(OBJS)\coredll_msgdlg.obj \
 	$(OBJS)\coredll_nativdlg.obj \
+	$(OBJS)\coredll_nativewin.obj \
 	$(OBJS)\coredll_notebook.obj \
 	$(OBJS)\coredll_access.obj \
 	$(OBJS)\coredll_ownerdrw.obj \
@@ -3433,6 +3436,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_metafile.obj \
 	$(OBJS)\corelib_msgdlg.obj \
 	$(OBJS)\corelib_nativdlg.obj \
+	$(OBJS)\corelib_nativewin.obj \
 	$(OBJS)\corelib_notebook.obj \
 	$(OBJS)\corelib_access.obj \
 	$(OBJS)\corelib_ownerdrw.obj \
@@ -5891,6 +5895,9 @@ $(OBJS)\monodll_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\monodll_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONODLL_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\monodll_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(MONODLL_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\monodll_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONODLL_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 
@@ -7997,6 +8004,9 @@ $(OBJS)\monolib_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\monolib_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONOLIB_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\monolib_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(MONOLIB_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\monolib_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONOLIB_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 
@@ -10487,6 +10497,9 @@ $(OBJS)\coredll_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\coredll_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(COREDLL_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\coredll_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(COREDLL_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\coredll_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(COREDLL_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 
@@ -11798,6 +11811,9 @@ $(OBJS)\corelib_msgdlg.obj: ..\..\src\msw\msgdlg.cpp
 $(OBJS)\corelib_nativdlg.obj: ..\..\src\msw\nativdlg.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(CORELIB_CXXFLAGS) ..\..\src\msw\nativdlg.cpp
 
+$(OBJS)\corelib_nativewin.obj: ..\..\src\msw\nativewin.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(CORELIB_CXXFLAGS) ..\..\src\msw\nativewin.cpp
+
 $(OBJS)\corelib_access.obj: ..\..\src\msw\ole\access.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(CORELIB_CXXFLAGS) ..\..\src\msw\ole\access.cpp
 

build/msw/makefile.wat

@@ -288,6 +288,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  &
 	$(OBJS)\monodll_metafile.obj &
 	$(OBJS)\monodll_msgdlg.obj &
 	$(OBJS)\monodll_nativdlg.obj &
+	$(OBJS)\monodll_nativewin.obj &
 	$(OBJS)\monodll_notebook.obj &
 	$(OBJS)\monodll_access.obj &
 	$(OBJS)\monodll_ownerdrw.obj &
@@ -942,6 +943,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  &
 	$(OBJS)\monolib_metafile.obj &
 	$(OBJS)\monolib_msgdlg.obj &
 	$(OBJS)\monolib_nativdlg.obj &
+	$(OBJS)\monolib_nativewin.obj &
 	$(OBJS)\monolib_notebook.obj &
 	$(OBJS)\monolib_access.obj &
 	$(OBJS)\monolib_ownerdrw.obj &
@@ -1527,6 +1529,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  &
 	$(OBJS)\coredll_metafile.obj &
 	$(OBJS)\coredll_msgdlg.obj &
 	$(OBJS)\coredll_nativdlg.obj &
+	$(OBJS)\coredll_nativewin.obj &
 	$(OBJS)\coredll_notebook.obj &
 	$(OBJS)\coredll_access.obj &
 	$(OBJS)\coredll_ownerdrw.obj &
@@ -2001,6 +2004,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  &
 	$(OBJS)\corelib_metafile.obj &
 	$(OBJS)\corelib_msgdlg.obj &
 	$(OBJS)\corelib_nativdlg.obj &
+	$(OBJS)\corelib_nativewin.obj &
 	$(OBJS)\corelib_notebook.obj &
 	$(OBJS)\corelib_access.obj &
 	$(OBJS)\corelib_ownerdrw.obj &
@@ -5933,6 +5937,9 @@ $(OBJS)\monodll_msgdlg.obj :  .AUTODEPEND ..\..\src\msw\msgdlg.cpp
 $(OBJS)\monodll_nativdlg.obj :  .AUTODEPEND ..\..\src\msw\nativdlg.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONODLL_CXXFLAGS) $<
 
+$(OBJS)\monodll_nativewin.obj :  .AUTODEPEND ..\..\src\msw\nativewin.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(MONODLL_CXXFLAGS) $<
+
 $(OBJS)\monodll_access.obj :  .AUTODEPEND ..\..\src\msw\ole\access.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONODLL_CXXFLAGS) $<
 
@@ -8141,6 +8148,9 @@ $(OBJS)\monolib_msgdlg.obj :  .AUTODEPEND ..\..\src\msw\msgdlg.cpp
 $(OBJS)\monolib_nativdlg.obj :  .AUTODEPEND ..\..\src\msw\nativdlg.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONOLIB_CXXFLAGS) $<
 
+$(OBJS)\monolib_nativewin.obj :  .AUTODEPEND ..\..\src\msw\nativewin.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(MONOLIB_CXXFLAGS) $<
+
 $(OBJS)\monolib_access.obj :  .AUTODEPEND ..\..\src\msw\ole\access.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONOLIB_CXXFLAGS) $<
 
@@ -10733,6 +10743,9 @@ $(OBJS)\coredll_msgdlg.obj :  .AUTODEPEND ..\..\src\msw\msgdlg.cpp
 $(OBJS)\coredll_nativdlg.obj :  .AUTODEPEND ..\..\src\msw\nativdlg.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(COREDLL_CXXFLAGS) $<
 
+$(OBJS)\coredll_nativewin.obj :  .AUTODEPEND ..\..\src\msw\nativewin.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(COREDLL_CXXFLAGS) $<
+
 $(OBJS)\coredll_access.obj :  .AUTODEPEND ..\..\src\msw\ole\access.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(COREDLL_CXXFLAGS) $<
 
@@ -12144,6 +12157,9 @@ $(OBJS)\corelib_msgdlg.obj :  .AUTODEPEND ..\..\src\msw\msgdlg.cpp
 $(OBJS)\corelib_nativdlg.obj :  .AUTODEPEND ..\..\src\msw\nativdlg.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(CORELIB_CXXFLAGS) $<
 
+$(OBJS)\corelib_nativewin.obj :  .AUTODEPEND ..\..\src\msw\nativewin.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(CORELIB_CXXFLAGS) $<
+
 $(OBJS)\corelib_access.obj :  .AUTODEPEND ..\..\src\msw\ole\access.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(CORELIB_CXXFLAGS) $<
 

build/msw/wx_core.dsp

@@ -1777,6 +1777,41 @@ SOURCE=..\..\src\msw\nativdlg.cpp
 !ELSEIF  "$(CFG)" == "core - Win32 Debug"
 
 
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\src\msw\nativewin.cpp
+
+!IF  "$(CFG)" == "core - Win32 DLL Universal Release"
+
+# PROP Exclude_From_Build 1
+
+!ELSEIF  "$(CFG)" == "core - Win32 DLL Universal Debug"
+
+# PROP Exclude_From_Build 1
+
+!ELSEIF  "$(CFG)" == "core - Win32 DLL Release"
+
+
+!ELSEIF  "$(CFG)" == "core - Win32 DLL Debug"
+
+
+!ELSEIF  "$(CFG)" == "core - Win32 Universal Release"
+
+# PROP Exclude_From_Build 1
+
+!ELSEIF  "$(CFG)" == "core - Win32 Universal Debug"
+
+# PROP Exclude_From_Build 1
+
+!ELSEIF  "$(CFG)" == "core - Win32 Release"
+
+
+!ELSEIF  "$(CFG)" == "core - Win32 Debug"
+
+
 !ENDIF
 
 # End Source File
@@ -6056,6 +6091,10 @@ SOURCE=..\..\include\wx\msgdlg.h
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\include\wx\nativewin.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\include\wx\nonownedwnd.h
 # End Source File
 # Begin Source File

build/msw/wx_vc7_core.vcproj

@@ -1333,6 +1333,21 @@
 					Name="Universal Debug|Win32"
 					ExcludedFromBuild="true"/>
 			</File>
+			<File
+				RelativePath="..\..\src\msw\nativewin.cpp">
+				<FileConfiguration
+					Name="DLL Universal Release|Win32"
+					ExcludedFromBuild="true"/>
+				<FileConfiguration
+					Name="DLL Universal Debug|Win32"
+					ExcludedFromBuild="true"/>
+				<FileConfiguration
+					Name="Universal Release|Win32"
+					ExcludedFromBuild="true"/>
+				<FileConfiguration
+					Name="Universal Debug|Win32"
+					ExcludedFromBuild="true"/>
+			</File>
 			<File
 				RelativePath="..\..\src\msw\notebook.cpp">
 				<FileConfiguration
@@ -3363,6 +3378,8 @@
 				RelativePath="..\..\include\wx\minifram.h"/>
 			<File
 				RelativePath="..\..\include\wx\msgdlg.h"/>
+			<File
+				RelativePath="..\..\include\wx\nativewin.h"/>
 			<File
 				RelativePath="..\..\include\wx\nonownedwnd.h"/>
 			<File

docs/changes.txt

@@ -228,7 +228,8 @@ All (GUI):
 - Added wxH[V]ScrolledWindow (Brad Anderson, Bryan Petty).
 - Added wxNotificationMessage class for non-intrusive notifications
 - Added wxWindow::Show/HideWithEffect()
-- Added wxWrapSizer
+- Added wxWrapSizer (Arne Steinarson)
+- Added wxNativeContainerWindow to allow embedding wx into native windows
 - Added custom controls support to wxFileDialog (Diaa Sami and Marcin Wojdyr)
 - Added wxDC::StretchBlit() for wxMac and wxMSW (Vince Harron).
 - Added support for drop down toolbar buttons (Tim Kosse).

include/wx/nativewin.h

@@ -0,0 +1,155 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/nativewin.h
+// Purpose:     classes allowing to wrap a native window handle
+// Author:      Vadim Zeitlin
+// Created:     2008-03-05
+// RCS-ID:      $Id$
+// Copyright:   (c) 2008 Vadim Zeitlin <vadim@wxwindows.org>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_NATIVEWIN_H_
+#define _WX_NATIVEWIN_H_
+
+#include "wx/toplevel.h"
+
+// this symbol can be tested in the user code to see if the current wx port has
+// support for creating wxNativeContainerWindow from native windows
+//
+// be optimistic by default, we undefine it below if we don't have it finally
+#define wxHAS_NATIVE_CONTAINER_WINDOW
+
+// we define the following typedefs for each of the platform supporting native
+// windows wrapping:
+//
+//  - wxNativeContainerWindowHandle is the toolkit-level handle of the native
+//    window, i.e. HWND/GdkWindow*/NSWindow
+//
+//  - wxNativeContainerWindowId is the lowest level identifier of the native
+//    window, i.e. HWND/GdkNativeWindow/NSWindow (so it's the same as above for
+//    all platforms except GTK where we also can work with Window/XID)
+//
+// later we'll also have
+//
+//  - wxNativeWindowHandle for child windows (which will be wrapped by
+//    wxNativeWindow<T> class), it is HWND/GtkWidget*/ControlRef
+#if defined(__WXMSW__)
+    #include "wx/msw/wrapwin.h"
+
+    typedef HWND wxNativeContainerWindowId;
+    typedef HWND wxNativeContainerWindowHandle;
+#elif defined(__WXGTK__)
+    #include <gdk/gdk.h>
+
+    typedef GdkNativeWindow wxNativeContainerWindowId;
+    typedef GdkWindow *wxNativeContainerWindowHandle;
+#else
+    // no support for using native windows under this platform yet
+    #undef wxHAS_NATIVE_CONTAINER_WINDOW
+#endif
+
+#ifdef wxHAS_NATIVE_CONTAINER_WINDOW
+
+// ----------------------------------------------------------------------------
+// wxNativeContainerWindow: can be used for creating other wxWindows inside it
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxNativeContainerWindow : public wxTopLevelWindow
+{
+public:
+    // default ctor, call Create() later
+    wxNativeContainerWindow() { }
+
+    // create a window from an existing native window handle
+    //
+    // use GetHandle() to check if the creation was successful, it will return
+    // 0 if the handle was invalid
+    wxNativeContainerWindow(wxNativeContainerWindowHandle handle)
+    {
+        Create(handle);
+    }
+
+    // same as ctor above but with a return code
+    bool Create(wxNativeContainerWindowHandle handle);
+
+#if defined(__WXGTK__)
+    // this is a convenient ctor for wxGTK applications which can also create
+    // the objects of this class from the really native window handles and not
+    // only the GdkWindow objects
+    //
+    // wxNativeContainerWindowId is Window (i.e. an XID, i.e. an int) under X11
+    // (when GDK_WINDOWING_X11 is defined) or HWND under Win32
+    wxNativeContainerWindow(wxNativeContainerWindowId winid) { Create(winid); }
+
+    bool Create(wxNativeContainerWindowId winid);
+#endif // wxGTK
+
+    // unlike for the normal windows, dtor will not destroy the native window
+    // as it normally doesn't belong to us
+    virtual ~wxNativeContainerWindow();
+
+
+    // provide (trivial) implementation of the base class pure virtuals
+    virtual void SetTitle(const wxString& WXUNUSED(title))
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+    }
+
+    virtual wxString GetTitle() const
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+
+        return wxString();
+    }
+
+    virtual void Maximize(bool WXUNUSED(maximize) = true)
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+    }
+
+    virtual bool IsMaximized() const
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+
+        return false;
+    }
+
+    virtual void Iconize(bool WXUNUSED(iconize) = true)
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+    }
+
+    virtual bool IsIconized() const
+    {
+        // this is called by wxGTK implementation so don't assert
+        return false;
+    }
+
+    virtual void Restore()
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+    }
+
+    virtual bool ShowFullScreen(bool WXUNUSED(show),
+                                long WXUNUSED(style) = wxFULLSCREEN_ALL)
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+
+        return false;
+    }
+
+    virtual bool IsFullScreen() const
+    {
+        wxFAIL_MSG( "not implemented for native windows" );
+
+        return false;
+    }
+
+private:
+    DECLARE_NO_COPY_CLASS(wxNativeContainerWindow)
+};
+
+#endif // wxHAS_NATIVE_CONTAINER_WINDOW
+
+#endif // _WX_NATIVEWIN_H_
+

src/gtk/nativewin.cpp

@@ -0,0 +1,74 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        src/gtk/nativewin.cpp
+// Purpose:     wxNativeWindow implementation
+// Author:      Vadim Zeitlin
+// Created:     2008-03-05
+// RCS-ID:      $Id$
+// Copyright:   (c) 2008 Vadim Zeitlin <vadim@wxwindows.org>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#endif // WX_PRECOMP
+
+#include "wx/nativewin.h"
+
+#include <gtk/gtk.h>
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+bool wxNativeContainerWindow::Create(wxNativeContainerWindowHandle *win)
+{
+    if ( !wxTopLevelWindow::Create(NULL, wxID_ANY, "") )
+        return false;
+
+    // we need to realize the window first before reparenting it
+    gtk_widget_realize(m_widget);
+    gdk_window_reparent(m_widget->window, win, 0, 0);
+
+    // we should be initially visible as we suppose that the native window we
+    // wrap is (we could use gdk_window_is_visible() to test for this but this
+    // doesn't make much sense unless we also react to visibility changes, so
+    // just suppose it's always shown for now)
+    Show();
+}
+
+bool wxNativeContainerWindow::Create(wxNativeContainerWindowId anid)
+{
+    bool rc;
+    GdkWindow * const win = gdk_window_foreign_new(anid);
+    if ( win )
+    {
+        rc = Create(win);
+        g_object_unref(win);
+    }
+    else // invalid native window id
+    {
+        rc = false;
+    }
+
+    return rc;
+}
+
+wxNativeContainerWindow::~wxNativeContainerWindow()
+{
+    // there doesn't seem to be anything to do here, GTK+ seems to handle
+    // everything correctly due to its use of reference counting
+}

src/msw/nativewin.cpp

@@ -0,0 +1,63 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        src/msw/nativewin.cpp
+// Purpose:     wxNativeWindow implementation
+// Author:      Vadim Zeitlin
+// Created:     2008-03-05
+// RCS-ID:      $Id$
+// Copyright:   (c) 2008 Vadim Zeitlin <vadim@wxwindows.org>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#endif // WX_PRECOMP
+
+#include "wx/nativewin.h"
+#include "wx/msw/private.h"
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+bool wxNativeContainerWindow::Create(wxNativeContainerWindowHandle hwnd)
+{
+    if ( !::IsWindow(hwnd) )
+    {
+        // strictly speaking, the fact that IsWindow() returns true doesn't
+        // mean that the window handle is valid -- it could be being deleted
+        // right now, for example
+        //
+        // but if it returns false, the handle is definitely invalid
+        return false;
+    }
+
+    // make this HWND really a wxWindow
+    SubclassWin(hwnd);
+
+    // inherit the other attributes we can from the native HWND
+    AdoptAttributesFromHWND();
+
+    return true;
+}
+
+wxNativeContainerWindow::~wxNativeContainerWindow()
+{
+    // prevent the base class dtor from destroying the window, it doesn't
+    // belong to us so we should leave it alive
+    DissociateHandle();
+}
+