IOS 中弹框的实现方法整理
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#define iOS8Later ([UIDevice currentDevice].systemVersion.doubleValue >= 8.0) |
ios 8以前的弹框
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@interface RootViewController ()<UIAlertViewDelegate> @end |
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UIAlertView * alert = [[UIAlertView alloc] initWithTitle:@ "登陆失败" message:@ "请重新输入用户名和密码" delegate:self cancelButtonTitle:@ "取消" otherButtonTitles:@ "确定" , nil]; [alert show]; |
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#pragma mark - UIAlertView Delegate Methods - - ( void )alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex { if (buttonIndex == 0) { NSLog(@ "点击取消按钮后,想要的操作,可以加此处" ); } else if (buttonIndex == 1) { NSLog(@ "点击确定按钮后,想要的操作,可以加此处" ); } } |
ios8以后的弹框
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UIAlertController *_alertVC = [UIAlertController alertControllerWithTitle:@ "登陆失败" message:@ "请重新输入用户名和密码" preferredStyle:UIAlertControllerStyleAlert]; //警告类型,红色字体 UIAlertActionStyleDestructive // UIAlertAction *_doAction = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDestructive handler:nil]; // [_alertVC addAction:_doAction]; UIAlertAction *_doAction = [UIAlertAction actionWithTitle:@ "确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { NSLog(@ "点击确定按钮后,想要的操作,可以加此处" ); }]; [_alertVC addAction:_doAction]; // UIAlertAction *_cancleAction = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:nil]; // [_alertVC addAction:_cancleAction]; UIAlertAction *_cancleAction = [UIAlertAction actionWithTitle:@ "取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) { NSLog(@ "点击取消按钮后,想要的操作" ); }]; [_alertVC addAction:_cancleAction]; [self presentViewController:_alertVC animated:YES completion:nil]; |
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//警告类型,红色字体 UIAlertActionStyleDestructive,如下图所示的效果 UIAlertAction *_doAction = [UIAlertAction actionWithTitle:@ "确定" style:UIAlertActionStyleDestructive handler:nil]; [_alertVC addAction:_doAction]; |
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原文链接:http://blog.csdn.net/robinson_911/article/details/73470131