iOS 点击return或者点击屏幕键盘消失

//定义两个文本框  
UITextField *textName;  
UITextField *textSummary;  
  
//点击return 按钮 去掉  
-(BOOL)textFieldShouldReturn:(UITextField *)textField  
{  
    [textField resignFirstResponder];  
    return YES;  
}  
//点击屏幕空白处去掉键盘  
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event  
{  
    [self.textName resignFirstResponder];  
    [self.textSummary resignFirstResponder];  
//定义两个文本框  
UITextField *textNam