Tried to make wxGLCanvas work again. WIP.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3929 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/win_gtk.h

@@ -55,6 +55,8 @@ struct _GtkMyFixed
   gulong configure_serial;
   gint scroll_x;
   gint scroll_y;
+  
+  gboolean clear_on_draw;
 };
 
 struct _GtkMyFixedClass
@@ -68,9 +70,13 @@ struct _GtkMyFixedClass
 
 guint      gtk_myfixed_get_type        (void);
 GtkWidget* gtk_myfixed_new             (void);
+
 void       gtk_myfixed_set_shadow_type (GtkMyFixed     *myfixed,
 				        GtkMyShadowType  type);
 					
+void       gtk_my_fixed_set_clear      (GtkMyFixed     *myfixed,
+                                        gboolean        clear);		
+					
 void       gtk_myfixed_scroll          	(GtkMyFixed     *myfixed,	
                                          gint         dx,
                                          gint         dy);

include/wx/gtk/window.h

@@ -172,14 +172,9 @@ public:
     float                m_oldHorizontalPos;
     float                m_oldVerticalPos;
 
-    // we need an extra XGC flag set to get exposed
-    // events from overlapping children upon moving
-    // them. this flag will be set in this GC and
-    // the GC will be used in wxWindow::ScrollWindow().
-    GdkGC               *m_scrollGC;
-
     // extra (wxGTK-specific) flags
     bool                 m_needParent:1;    /* ! wxFrame, wxDialog, wxNotebookPage ?  */
+    bool                 m_noExpose:1;      /* wxGLCanvas has its own redrawing */
     bool                 m_hasScrolling:1;
     bool                 m_isScrolling:1;
     bool                 m_hasVMT:1;
@@ -188,7 +183,7 @@ public:
     bool                 m_isStaticBox:1;   /* faster than IS_KIND_OF */
     bool                 m_isRadioButton:1; /* faster than IS_KIND_OF */
     bool                 m_isFrame:1;       /* faster than IS_KIND_OF */
-    bool                 m_acceptsFocus:1;  /* ! wxStaticBox etc.  */
+    bool                 m_acceptsFocus:1;  /* not wxStaticBox, not wxStaticBitmap etc.  */
 
     // these are true if the style were set before the widget was realized
     // (typcally in the constructor) but the actual GTK style must not be set