Question

A NSStatusItem application,and set NSStatusItem’s view as myView

[statusItem setView:myView];

so myView can be showed in the status bar, I can toggle a popover by clicking myView .
I want to hide the popover when I click the other application, what means , how to get the event when my application is not active.

Answer 1

In you application delegate you just have to add the following method:

- (void)applicationWillResignActive:(NSNotification *)aNotification

It will be called immediately before your application is about to deactivated.