Add wxUSE_HOTKEY support to configure.

Add --enable-hotkey switch to allow enabling hot keys support and enable it by
default under MSW and OS X that do support them but disable it elsewhere to
avoid unnecessary warnings about them being unsupported.

See #12354.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@68968 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

configure.in

@@ -395,6 +395,7 @@ DEFAULT_wxUSE_UNICODE_UTF8=auto
 DEFAULT_wxUSE_OPENGL=auto
 DEFAULT_wxUSE_MEDIACTRL=auto
 DEFAULT_wxUSE_COMPILER_TLS=auto
+DEFAULT_wxUSE_HOTKEY=auto
 
 DEFAULT_wxUSE_UNICODE_UTF8_LOCALE=no
 
@@ -1039,6 +1040,7 @@ WX_ARG_FEATURE(splines,     [  --enable-splines        use spline drawing code],
 WX_ARG_FEATURE(mousewheel,  [  --enable-mousewheel     use mousewheel], wxUSE_MOUSEWHEEL)
 WX_ARG_FEATURE(validators,  [  --enable-validators     use wxValidator and derived classes], wxUSE_VALIDATORS)
 WX_ARG_FEATURE(busyinfo,    [  --enable-busyinfo       use wxBusyInfo], wxUSE_BUSYINFO)
+WX_ARG_FEATURE(hotkey,      [  --enable-hotkey         use wxWindow::RegisterHotKey()], wxUSE_HOTKEY)
 WX_ARG_FEATURE(joystick,    [  --enable-joystick       use wxJoystick], wxUSE_JOYSTICK)
 WX_ARG_FEATURE(metafile,    [  --enable-metafiles      use wxMetaFile (Win32 only)], wxUSE_METAFILE)
 WX_ARG_FEATURE(dragimage,   [  --enable-dragimage      use wxDragImage], wxUSE_DRAGIMAGE)
@@ -5985,6 +5987,20 @@ if test "$wxUSE_BUSYINFO" = "yes"; then
   AC_DEFINE(wxUSE_BUSYINFO)
 fi
 
+if test "$wxUSE_HOTKEY" = "yes"; then
+  if test "$wxUSE_MSW" != 1 -a "$wxUSE_OSX_COCOA" != 1 -a "$wxUSE_OSX_CARBON" != 1; then
+    AC_MSG_WARN([Hot keys not supported by the current toolkit, disabled])
+    wxUSE_HOTKEY=no
+  fi
+elif test "$wxUSE_HOTKEY" = "auto"; then
+  if test "$wxUSE_MSW" = 1 -o "$wxUSE_OSX_COCOA" = 1 -o "$wxUSE_OSX_CARBON" = 1; then
+    wxUSE_HOTKEY=yes
+  fi
+fi
+if test "$wxUSE_HOTKEY" = "yes"; then
+  AC_DEFINE(wxUSE_HOTKEY)
+fi
+
 if test "$wxUSE_STD_CONTAINERS" = "yes"; then
   AC_DEFINE(wxUSE_STD_CONTAINERS)
 fi