Fixed problem with some popup menus (check ticket #1679)

Moved GetMouse() calls near the check for exit conditions.
Reorganized a bit the code, and hopefully simplified it in some places.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23229 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/interface/MenuWindow.h

@@ -25,6 +25,8 @@ class BMenuWindow : public BWindow {
 	public:
 		BMenuWindow(const char *name);
 		virtual ~BMenuWindow();
+
+		virtual void DispatchMessage(BMessage *message, BHandler *handler);
 	
 		void AttachMenu(BMenu *menu);
 		void DetachMenu();