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W32: Don't crash when opacity is set for non-toplevel

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X11 backend doesn't, and for good reason - main code body does not check
that the window it sets opacity for is, in fact, toplevel.
Just silently fail to do anything for non-toplevel windows.

https://bugzilla.gnome.org/show_bug.cgi?id=733769
This commit is contained in:
Руслан Ижбулатов
2014-07-25 23:28:31 +00:00
parent bbe475fd97
commit 6dede1a0b7
1 changed files with 1 additions and 2 deletions
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3
gdk/win32/gdkwindow-win32.c
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@ -3175,9 +3175,8 @@ gdk_win32_window_set_opacity (GdkWindow *window,
PFN_SetLayeredWindowAttributes setLayeredWindowAttributes = NULL; PFN_SetLayeredWindowAttributes setLayeredWindowAttributes = NULL;
g_return_if_fail (GDK_IS_WINDOW (window)); g_return_if_fail (GDK_IS_WINDOW (window));
g_return_if_fail (WINDOW_IS_TOPLEVEL (window));
if (GDK_WINDOW_DESTROYED (window)) if (!WINDOW_IS_TOPLEVEL (window) || GDK_WINDOW_DESTROYED (window))
return; return;
if (opacity < 0) if (opacity < 0)