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如何创建一个屏幕,例如在照片库中删除照片时会显示带有 2 个选项的启动画面:删除照片或取消?
我不知道用什么组件来做到这一点。任何建议表示赞赏。
这叫做一个UIActionSheet。它的使用非常像UIAlertView.
UIActionSheet
UIAlertView