//
// ViewController.m
// 弹框
//
// Created by lanou on 16/7/13.
// Copyright © 2016年 lanou. All rights reserved.
//
//UITextfeild:怎么获取UITextFielld的文本，怎么设置输入框键盘类型，设置占位字符串
#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：UIAlertConteoller
// Title:大标题
// message:小标题
// preferredStyle:弹框样式
UIAlertController *alertController=[UIAlertController alertControllerWithTitle:@"你有病" message:@"你有药啊" 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
