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当用户的鼠标悬停在我的 NSStatusItem 上时,如何执行函数?
如果你NSView为你NSStatusItem的view属性分配一个自定义,你可以覆盖NSResponder方法mouseEntered:,mouseMoved:和mouseExited:。
NSView
NSStatusItem
view
NSResponder
mouseEntered:
mouseMoved:
mouseExited: