Some tests for some more attributes that can be destroyed during the destruction process.

mdboom · mdboom · commit 91e7d980cfbc · 2011-05-12T11:46:27.000-04:00
diff --git a/lib/matplotlib/backends/backend_gtk.py b/lib/matplotlib/backends/backend_gtk.py
@@ -547,11 +547,13 @@ def notify_axes_change(fig):
 
     def destroy(self, *args):
         if _debug: print 'FigureManagerGTK.%s' % fn_name()
-        self.vbox.destroy()
-        self.window.destroy()
+        if hasattr(self, 'vbox'):
+            self.vbox.destroy()
+        if hasattr(self, 'window'):
+            self.window.destroy()
         if hasattr(self, 'canvas'):
             self.canvas.destroy()
-        if self.toolbar:
+        if hasattr(self, 'toolbar'):
             self.toolbar.destroy()
         self.__dict__.clear()   #Is this needed? Other backends don't have it.
 
