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Send expose events on foreign windows

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F-Spot needs this as it draws on a foreign (screensaver) window, which
used to work.

I believe this is safe, because in all typical cases the expose
mask will not be set, so we won't do anything, and its what we used to
do.
This commit is contained in:
Alexander Larsson 2009-09-24 16:42:52 +02:00
parent 402d60e5b4
commit afc19eb4a7
1 changed files with 7 additions and 3 deletions
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10
gdk/gdkwindow.c
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@ -5023,12 +5023,17 @@ _gdk_window_process_updates_recurse (GdkWindow *window,
g_object_unref (window);
}
else if (private->bg_pixmap != GDK_NO_BG)
else if (private->bg_pixmap != GDK_NO_BG &&
private->window_type != GDK_WINDOW_FOREIGN)
{
/* No exposure mask set, so nothing will be drawn, the
* app relies on the background being what it specified
* for the window. So, we need to clear this manually.
*
* For foreign windows if expose is not set that generally
* means some other client paints them, so don't clear
* there.
*
* We use begin/end_paint around the clear so that we can
* piggyback on the implicit paint */
@ -5066,8 +5071,7 @@ gdk_window_process_updates_internal (GdkWindow *window)
GdkRegion *update_area = private->update_area;
private->update_area = NULL;
if (_gdk_event_func && gdk_window_is_viewable (window) &&
private->window_type != GDK_WINDOW_FOREIGN)
if (_gdk_event_func && gdk_window_is_viewable (window))
{
GdkRegion *expose_region;
gboolean end_implicit;