[gimp/soc-2010-cage-2] app: gimp_widget_flush_expose() return if the widget is not drawable

[Michael Muré <mmure src gnome org>]

commit 63f2cc2129da2494f7d71cc6cf7d55701609b9b6
Author: Michael Natterer <mitch gimp org>
Date:   Wed Nov 10 00:13:07 2010 +0100

    app: gimp_widget_flush_expose() return if the widget is not drawable

 app/widgets/gimpwidgets-utils.c |   13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)
---
diff --git a/app/widgets/gimpwidgets-utils.c b/app/widgets/gimpwidgets-utils.c
index 664cd21..21df3d7 100644
--- a/app/widgets/gimpwidgets-utils.c
+++ b/app/widgets/gimpwidgets-utils.c
@@ -1149,10 +1149,10 @@ void
 gimp_tools_set_tool_options_gui (GimpToolOptions   *tool_options,
                                  GtkWidget         *widget)
 {
-      g_object_set_data_full (G_OBJECT (tool_options),
-                              GIMP_TOOL_OPTIONS_GUI_KEY,
-                              widget,
-                              widget ? (GDestroyNotify) g_object_unref : NULL);
+  g_object_set_data_full (G_OBJECT (tool_options),
+                          GIMP_TOOL_OPTIONS_GUI_KEY,
+                          widget,
+                          widget ? (GDestroyNotify) g_object_unref : NULL);
 }
 
 void
@@ -1160,6 +1160,11 @@ gimp_widget_flush_expose (GtkWidget *widget)
 {
   GList *event_list = NULL;
 
+  g_return_if_fail (GTK_IS_WIDGET (widget));
+
+  if (! gtk_widget_is_drawable (widget))
+    return;
+
   gdk_window_process_updates (gtk_widget_get_window (widget), FALSE);
 
   while (gdk_events_pending ())