1、新建一个single view 的project
2、另外新建两个类（非必要） DElabel.h DETextField.h 将共用属性以及方法都放类当中，特殊属性以及方法直接放VC中
3、声明全局变量tfuser tfpass两个textfield
4、键盘关闭关键在新建一个背景，让背景触发事件让两个textfield失去控制权。
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//
// DEViewController.m
// testLoginPage
//
// Created by Decade on 14/8/18.
// Copyright (c) 2014年 decade. All rights reserved.
//
#import "DEViewController.h"
@interface DEViewController ()
@end
@implementation DEViewController
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
UIControl *bglb = [[UIControl alloc]init];
bglb.frame = [[UIScreen mainScreen]bounds];
[bglb addTarget:self action:@selector(bgTap) forControlEvents:UIControlEventTouchDown];
[self.view addSubview:bglb];
DElabel *lbuser = [[DElabel alloc]init];
lbuser.frame = CGRectMake(50, 80, 50, 30);
lbuser.text = @"帐号：";
[self.view addSubview:lbuser];
DElabel *lbpass = [[DElabel alloc]init];
lbpass.frame = CGRectMake(50, 120, 50, 30);
lbpass.text = @"密码：";
[self.view addSubview:lbpass];
tfuser = [[DETextField alloc]init];
tfuser.frame = CGRectMake(100, 80, 150, 30);
tfuser.placeholder = @"请输入帐号";
// [tfuser addTarget:self action:@selector(bgTap) forControlEvents:UIControlEventEditingDidEndOnExit];
[self.view addSubview:tfuser];
tfpass = [[DETextField alloc]init];
tfpass.frame = CGRectMake(100, 120, 150, 30);
tfpass.placeholder = @"请输入密码";
tfpass.secureTextEntry = YES;
tfpass.keyboardType = UIKeyboardTypeNumberPad;
[self.view addSubview:tfpass];
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
//-(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{
// if (![self.view isExclusiveTouch]) {
// [self.view resignFirstResponder];
// }
//}
-(void)bgTap{
[tfuser resignFirstResponder];
[tfpass resignFirstResponder];
}
@end