On Mac OS X, QSystemTrayIcon crashes when icon is hidden while the menu is still opened.

Application crashes if system tray icon is hidden while its context menu is still opened.

A simple test ("TrayIconTest.zip") to reproduce the crash is attached. To reproduce do the following:

1) qmake && make && launch
2) Click on the icon
3) Select "Hide Tray Icon"
4) Quickly click on the tray icon again
5) Wait a second and click menu item agains

• Thread 0 Crashed:

• objc_msgSend
• [QNSImageView menuTrackingDone:]
• nsnote_callback
• CFXNotificationPost
• CFXNotificationPostNotification
• [NSNotificationCenter postNotificationName:object:userInfo:]
• [...]
• QCoreApplication::exec() + 297
• QApplication::exec() + 24
• main + 75 (main.cpp:12)
• _start + 208
• start + 40