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我有一個UIButtonBar在我的代碼中編程創建,它工作的很棒。但是,當我在視圖控制器之間導航時,當viewDidLoad()和我想要僅在觸摸它時調用選擇器時,立即調用選擇器。UIBarButtonItem選擇器被調用時viewDidLoad(),而不是隻觸摸
我的代碼:
var barButton:UIBarButtonItem!
viewDidLoad()
{
barButton = UIBarButtonItem()
barButton.title = "Show"
barButton.action = "didPress"
barButton.target = self
self.navigationItem.rightBarButtonItem = barButton
UIApplication.sharedApplication().sendAction(barButton.action, to: barButton.target, from: self, forEvent:nil)
}