小学期 6

//

//  ViewController.m

//  弹框

//

//  Created by lanou on 16/7/13.

//  Copyright © 2016年 pingguo. All rights reserved.

//

//UITextFiled:怎么获取UITextField的文本怎么设置输入框键盘类型，设置占位字符串，密文输入

 

#import "ViewController.h"

 

@interface ViewController ()

 

@end

 

@implementation ViewController

 

- (void)viewDidLoad {

    [super viewDidLoad];

    // Do any additional setup after loading the view, typically from a nib.

}

 

- (IBAction)alertAction:(id)sender {

//    弹框:UIAlertController

//TItle：大标题

//    message:小标题

//preferredStyle：弹框样式

    UIAlertController  *alertController=[UIAlertController  alertControllerWithTitle:@"你有病" message:@"你可以去吃药了" preferredStyle:(UIAlertControllerStyleAlert)];

    UIAlertAction  *okAction=[UIAlertAction  actionWithTitle:@"确定" style: UIAlertActionStyleDefault  handler:^(UIAlertAction * _Nonnull action) {

//        按钮按下要做的事情

        NSLog(@"淮南师范学院");

    }];

    

    UIAlertAction  *cancelAction=[UIAlertAction  actionWithTitle:@"取消" style:(UIAlertActionStyleCancel) handler:nil];

//    给弹框添加行为

    [alertController  addAction:okAction];

    [alertController  addAction:cancelAction];

    [self presentViewController:alertController animated:YES completion:nil];

    

   

}

 

 

 

- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

 

@end