Vietnamese translations update from Trần Ngọc Quân.

[wxWidgets.git] / src / gtk / toplevel.cpp

diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp
index 97b552687093f3a45cd3c49efacf17ca4391c929..d655fbad2e16c35d28d246cdcde348f91c545811 100644 (file)
--- a/src/gtk/toplevel.cpp
+++ b/src/gtk/toplevel.cpp
@@ -1285,7 +1285,9 @@ void wxTopLevelWindowGTK::Maximize(bool maximize)
 
 bool wxTopLevelWindowGTK::IsMaximized() const
 {
-    GdkWindow* window = gtk_widget_get_window(m_widget);
+    GdkWindow* window = NULL;
+    if (m_widget)
+        window = gtk_widget_get_window(m_widget);
     return window && (gdk_window_get_state(window) & GDK_WINDOW_STATE_MAXIMIZED);
 }