components/library/gtk+3/patches/04-gtkwindow-continue-calling-gtk_style_context_set_bac.patch

   1 From e7528ab9b8ddbad892d9d5ce323549086897b72a Mon Sep 17 00:00:00 2001
   2 From: Lars Uebernickel <lars.uebernickel@canonical.com>
   3 Date: Mon, 16 Nov 2015 17:29:50 +0100
   4 Subject: [PATCH] gtkwindow: continue calling
   5  gtk_style_context_set_background()
   6
   7 Not doing so introduces black flicker when creating a new window on
   8 compiz, because it lacks support for the frame sync protocol.
   9
  10 https://bugzilla.gnome.org/show_bug.cgi?id=748498
  11 ---
  12  gtk/gtkwindow.c | 5 +++++
  13  1 file changed, 5 insertions(+)
  14
  15 --- gtk+-3.24.43/gtk/gtkwindow.c.orig
  16 +++ gtk+-3.24.43/gtk/gtkwindow.c
  17 @@ -7533,6 +7533,11 @@
  18    gtk_widget_register_window (widget, gdk_window);
  19    gtk_widget_set_realized (widget, TRUE);
  20
  21 +  G_GNUC_BEGIN_IGNORE_DEPRECATIONS
  22 +  if (!gtk_widget_get_app_paintable (widget))
  23 +    gtk_style_context_set_background (gtk_widget_get_style_context (widget), gdk_window);
  24 +  G_GNUC_END_IGNORE_DEPRECATIONS
  25 +
  26    attributes.x = allocation.x;
  27    attributes.y = allocation.y;
  28    attributes.width = allocation.width;