私人通讯录(搭建界面

- (void)文本框TextField的代理方法

{

    // return NO to disallow editing.  是否 允许编辑

    //-(BOOL)textFieldShouldBeginEditing:(UITextField *)textField

    //{

    //

    //    return NO;

    //}

    

    // became first responder  光标 切换的时候调用

    //- (void)textFieldDidBeginEditing:(UITextField *)textField;

    //{

    //    NSLog(@"%@",textField.text);

    //}

    

    

    // return YES to allow editing to stop and to resign first responder status. NO to disallow the editing session to end

    //是否结束编辑

    //- (BOOL)textFieldShouldEndEditing:(UITextField *)textField

    //{

    //

    //    return NO;

    //}

    

    //光标 切换 textfield 结束的时候调用

    //- (void)textFieldDidEndEditing:(UITextField *)textField;

    //{

    //

    //    NSLog(@"%@",textField.text);

    //}

    // may be called if forced even if shouldEndEditing returns NO (e.g. view removed from window) or endEditing:YES called

    //

    

    // return NO to not change text  NO 不允许编辑,再什么范围内 可以修改和调用

    //- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string{

    //

    //    return YES;

    //

    //}

    

    //是否删除 // called when clear button pressed. return NO to ignore (no notifications)

    //- (BOOL)textFieldShouldClear:(UITextField *)textField{

    //

    //    return NO;

    //}

    

    

    // called when 'return' key pressed. return NO to ignore.

    //- (BOOL)textFieldShouldReturn:(UITextField *)textField{

    //

    //    return NO;

    //}

    //

 

 

}