diff options
Diffstat (limited to 'gdk/gdkwindow.c')
| -rw-r--r-- | gdk/gdkwindow.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c index acead1b234..a9fd49c8b6 100644 --- a/gdk/gdkwindow.c +++ b/gdk/gdkwindow.c @@ -1748,6 +1748,8 @@ gdk_window_process_updates_internal (GdkWindow *window) { GdkEvent event; GdkRectangle window_rect; + GdkRegion *expose_region; + GdkRegion *window_region; gint width, height; if (debug_updates) @@ -1769,16 +1771,28 @@ gdk_window_process_updates_internal (GdkWindow *window) event.expose.type = GDK_EXPOSE; event.expose.window = gdk_window_ref (window); event.expose.count = 0; - - gdk_region_get_clipbox (update_area, &event.expose.area); - if (gdk_rectangle_intersect (&event.expose.area, &window_rect, &event.expose.area)) + + if (save_region) + expose_region = gdk_region_copy (update_area); + else + expose_region = update_area; + window_region = gdk_region_rectangle (&window_rect); + gdk_region_intersect (expose_region, + window_region); + gdk_region_destroy (window_region); + + event.expose.region = expose_region; + gdk_region_get_clipbox (expose_region, &event.expose.area); + + if (!gdk_region_empty (expose_region)) { (*gdk_event_func) (&event, gdk_event_data); } + if (expose_region != update_area) + gdk_region_destroy (expose_region); gdk_window_unref (window); } - if (!save_region) gdk_region_destroy (update_area); } |