Add tests for XShape extension API in configure,

and implements wxTLW::SetShape for wxMotif and wxX11
using the aforementioned extension.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@20102 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/motif/toplevel.h

@@ -60,6 +60,8 @@ public:
                                int maxW = -1, int maxH = -1,
                                int incW = -1, int incH = -1 );
 
+    virtual bool SetShape( const wxRegion& region );
+
     WXWidget GetShellWidget() const;
 protected:
     // common part of all constructors

include/wx/x11/privx.h

@@ -23,6 +23,7 @@
 class wxMouseEvent;
 class wxKeyEvent;
 class wxWindow;
+class wxRegion;
 
 // ----------------------------------------------------------------------------
 // key events related functions
@@ -135,6 +136,12 @@ bool wxWindowIsVisible(Window win);
 #define XFontStructGetAscent(f) f->ascent
 #endif
 
+// ----------------------------------------------------------------------------
+// Misc functions
+// ----------------------------------------------------------------------------
+
+bool wxDoSetShape( Display* xdisplay, Window xwindow, const wxRegion& region );
+
 class WXDLLEXPORT wxXVisualInfo
 {
 public:

include/wx/x11/toplevel.h

@@ -79,6 +79,8 @@ protected:
     // set the icon for the window
     void DoSetIcon( const wxIcon& icon );
 
+    virtual bool SetShape(const wxRegion& region);
+
     // For implementation purposes - sometimes decorations make the
     // client area smaller
     virtual wxPoint GetClientAreaOrigin() const;