//  Created by 妖精的尾巴 on 15-8-14.

//  Copyright (c) 2015年 妖精的尾巴. All rights reserved.

//

#import "ViewController.h"

@interface ViewController ()

{

UILabel* backgroundLabel;//背景label

UILabel* label1;//QQlabel

UILabel* label2;//密码label

UILabel* label3;//最下面label

UITextField* textField1;//输入QQ号的UITextField

UITextField* textField2;//输入QQ密码的UITextField

}

@end

@implementation ViewController

- (void)viewDidLoad

{

[super viewDidLoad];

[self createLabel];

[self createTextField];

[self createButton];

}

-(void)createLabel

{

backgroundLabel=[[UILabel alloc]initWithFrame:CGRectMake(0, 0, 320, 130)];

backgroundLabel.backgroundColor=[UIColor orangeColor];

backgroundLabel.userInteractionEnabled=YES;

[self.view addSubview:backgroundLabel];

label1=[[UILabel alloc]initWithFrame:CGRectMake(20,30, 80, 30)];

label1.text=@"QQ:";

label1.textColor=[UIColor blackColor];

label1.font=[UIFont systemFontOfSize:17];

[backgroundLabel addSubview:label1];

label2=[[UILabel alloc]initWithFrame:CGRectMake(20,70, 80, 30)];

label2.text=@"密码:";

label2.textColor=[UIColor blackColor];

label2.font=[UIFont systemFontOfSize:17];

[backgroundLabel addSubview:label2];

label3=[[UILabel alloc]initWithFrame:CGRectMake(0, 200, 320, 30)];

label3.backgroundColor=[UIColor greenColor];

[self.view addSubview:label3];

}

-(void)createTextField

{

textField1=[[UITextField alloc]initWithFrame:CGRectMake(80, 30, 190, 30)];

textField1.borderStyle=UITextBorderStyleRoundedRect;

textField1.font=[UIFont systemFontOfSize:14];

textField1.placeholder=@"请输入QQ号码";

textField1.keyboardType=UIKeyboardTypeNumberPad;

[backgroundLabel addSubview:textField1];

textField2=[[UITextField alloc]initWithFrame:CGRectMake(80, 70, 190, 30)];

textField2.borderStyle=UITextBorderStyleRoundedRect;

textField2.font=[UIFont systemFontOfSize:14];

textField2.placeholder=@"请输入QQ密码";

textField2.keyboardType=UIKeyboardTypeNumberPad;

textField2.secureTextEntry=YES;

[backgroundLabel addSubview:textField2];

}

-(void)createButton

{

UIButton *btn=[UIButton buttonWithType:UIButtonTypeRoundedRect];

btn.backgroundColor=[UIColor blueColor];

btn.layer.cornerRadius=10;

[btn setTitle:@"登录" forState:UIControlStateNormal];

btn.titleLabel.font=[UIFont systemFontOfSize:17];

[btn setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];

btn.frame=CGRectMake(110, 145, 90, 40);

[btn  addTarget:self action:@selector(btnClick) forControlEvents:UIControlEventTouchUpInside];

[self.view addSubview:btn];

}

-(void)btnClick

{

NSLog(@"登录按钮被点击");

/**

*以下两句代码让键盘放弃第一响应者，自己退下

*/

[textField1 resignFirstResponder];

[textField2 resignFirstResponder];

label3.text=[NSString stringWithFormat:@"QQ号为:%@的密码是:%@",textField1.text,textField2.text];

}