From a564288864e0edac4c0ef42d8e4d37b88de602ad Mon Sep 17 00:00:00 2001
From: mattias <nc-gaertnma@netcologne.de>
Date: Sun, 20 Sep 2009 22:26:59 +0000
Subject: [PATCH] gtk intf: TGtkWidgetSet.CreateBitmap:
 gdk_pixbuf_render_pixmap_and_mask creates the pixmap and mask itself

git-svn-id: trunk@21791 -
---
 lcl/interfaces/gtk/gtkwinapi.inc | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/lcl/interfaces/gtk/gtkwinapi.inc b/lcl/interfaces/gtk/gtkwinapi.inc
index 97614e33bb..c8d8fae00b 100644
--- a/lcl/interfaces/gtk/gtkwinapi.inc
+++ b/lcl/interfaces/gtk/gtkwinapi.inc
@@ -844,7 +844,18 @@ var
       gdk_pixbuf_loader_close(Loader {$ifdef gtk2},nil {$endif});
     end;
 
-    gdk_pixbuf_render_pixmap_and_mask(Src, GdiObject^.GDIPixmapObject.Image, GdiObject^.GDIPixmapObject.Mask, $80);
+    if GdiObject^.GDIPixmapObject.Image<>nil then
+    begin
+      gdk_pixmap_unref(GdiObject^.GDIPixmapObject.Image);
+      GdiObject^.GDIPixmapObject.Image:=nil;
+    end;
+    if GdiObject^.GDIPixmapObject.Mask<>nil then
+    begin
+      gdk_bitmap_unref(GdiObject^.GDIPixmapObject.Mask);
+      GdiObject^.GDIPixmapObject.Mask:=nil;
+    end;
+    gdk_pixbuf_render_pixmap_and_mask(Src,
+      GdiObject^.GDIPixmapObject.Image, GdiObject^.GDIPixmapObject.Mask, $80);
     gdk_pixbuf_unref(Src);
 
     GdiObject^.Depth := gdk_drawable_get_depth(GdiObject^.GDIPixmapObject.Image);