UIAlertController相关
//
// ViewController.m
// AlertViewInIOS9_0
//
// Created by zhangfan on 16/6/28.
// Copyright © 2016年 Fan Zhang. All rights reserved.
//
#import "ViewController.h"
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
UIButton *button = [UIButton buttonWithType:(UIButtonTypeCustom)];
button.frame = CGRectMake(100, 100, 100, 100);
// 给BUTTON 添加点击方法
[button addTarget:self action:@selector(actionButton:) forControlEvents:(UIControlEventTouchUpInside)];
button.backgroundColor = [UIColor blueColor];
[self.view addSubview:button];
}
// button的点击方法
- (void)actionButton:(UIButton *)button
{
// 初始化一个一个UIAlertController
// 参数preferredStyle:是IAlertController的样式
// UIAlertControllerStyleAlert 创建出来相当于UIAlertView
// UIAlertControllerStyleActionSheet 创建出来相当于 UIActionSheet
UIAlertController *alertController = [UIAlertController alertControllerWithTitle:@"提示" message:@"静" preferredStyle:UIAlertControllerStyleAlert];
// 创建按钮
UIAlertAction *okAction = [UIAlertAction actionWithTitle:@"确定" style:(UIAlertActionStyleDefault) handler:^(UIAlertAction *action) {
NSLog(@"注意学习");
}];
// 创建按钮
// 注意取消按钮只能添加一个
UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"取消" style:(UIAlertActionStyleCancel) handler:^(UIAlertAction *action) {
// 点击按钮后的方法直接在这里面写
NSLog(@"注意学习");
}];
// // 创建警告按钮
// UIAlertAction *structlAction = [UIAlertAction actionWithTitle:@"警告" style:(UIAlertActionStyleDestructive) handler:^(UIAlertAction *action) {
// NSLog(@"注意学习");
// }];
//
// 添加按钮 将按钮添加到UIAlertController对象上
[alertController addAction:okAction];
[alertController addAction:cancelAction];
//[alertController addAction:structlAction];
// 只有在alert情况下才可以添加文本框
// [alertController addTextFieldWithConfigurationHandler:^(UITextField *textField) {
// textField.placeholder = @"用户名";
// textField.secureTextEntry = YES;
// }];
// // 取出文本
// UITextField *text = alertController.textFields.firstObject;
// UIAlertAction *action = alertController.actions.firstObject;
// 将UIAlertController模态出来 相当于UIAlertView show 的方法
[self presentViewController:alertController animated:YES completion:nil];
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end