一、点击Return按扭时收起键盘。注意:须要听从UITextFieldDelegate协议,并设置好代理spa
- (BOOL)textFieldShouldReturn:(UITextField *)textField { return [textField resignFirstResponder]; }
或者代理
- (BOOL)textFieldShouldReturn:(UITextField *)textField { return [textField endEditing:YES]; }
或者(这里的View必须是继承于UIControl)code
- (BOOL)textFieldShouldReturn:(UITextField *)textField { return [self.view endEditing:YES]; }
或者继承
-(BOOL)textFieldShouldReturn:(UITextField *)textField { return [[[UIApplication sharedApplication] keyWindow] endEditing:YES]; }
二、点击背景View收起键盘it
-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event { //以上4种收起方式中的任何一种 }
三、通用的收起键盘方式io
上面第4种收起键盘方式,能够用在任何地方的代码event