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GDK W32: Erase hidden layered windows before showing them

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If a layered window was hidden and is made visible, erase its
contents before showing it. GDK will schedule a redraw, but until
then we generally don't want to show old contents.

https://bugzilla.gnome.org/show_bug.cgi?id=763783
This commit is contained in:
Руслан Ижбулатов
2016-03-16 18:16:33 +00:00
parent cea8c29a26
commit 77eebbda5c
3 changed files with 97 additions and 19 deletions
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6
gdk/win32/gdkevents-win32.c
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@ -1056,17 +1056,17 @@ show_window_recurse (GdkWindow *window, gboolean hide_window)
{
if (gdk_window_get_state (window) & GDK_WINDOW_STATE_MAXIMIZED)
{
ShowWindow (GDK_WINDOW_HWND (window), SW_SHOWMAXIMIZED);
GtkShowWindow (GDK_WINDOW_HWND (window), SW_SHOWMAXIMIZED);
}
else
{
ShowWindow (GDK_WINDOW_HWND (window), SW_RESTORE);
GtkShowWindow (GDK_WINDOW_HWND (window), SW_RESTORE);
}
}
}
else
{
ShowWindow (GDK_WINDOW_HWND (window), SW_MINIMIZE);
GtkShowWindow (GDK_WINDOW_HWND (window), SW_MINIMIZE);
}
}