1，下面创建一个操作表（或叫底部警告框）并弹出显示 
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class ViewController: UIViewController,UIActionSheetDelegate {
override func viewDidLoad() {
super.viewDidLoad()
var actionSheet=UIActionSheet()
//actionSheet.title = "请选择操作"
actionSheet.addButtonWithTitle("取消")
actionSheet.addButtonWithTitle("动作1")
actionSheet.addButtonWithTitle("动作2")
actionSheet.cancelButtonIndex=0
actionSheet.delegate=self
actionSheet.showInView(self.view);
}
func actionSheet(actionSheet: UIActionSheet!,clickedButtonAtIndex buttonIndex:Int){
println("点击了："+actionSheet.buttonTitleAtIndex(buttonIndex))
}
} |
2，在一般情况下，工具条，或标签条中显示的调用方式是不一样的
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actionSheet.showInView(self.view); //一般情况
actionSheet.showFromToolbar(self.navigationController.toolbar) //工具条的情况下
actionSheet.showFromTabBar(self.tabBar) //标签条的情况下
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