对于成为第一个resoponder的对象,是否存在NSNotification?

Sha*_*hay 0 iphone notifications uitextfield first-responder uikeyboard

对于成为第一响应者的对象是否存在NSNotification.像NSNotification那样给我带来键盘弹出的UITextfield?

Vla*_*mir 5

检查UITextFieldTextDidBeginEditingNotification,开始编辑的textField是否在通知的object属性中.

还有就是也UIKeyboardWillShowNotificationUIKeyboardDidShowNotification通知