//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];