UIAlertView弹出框的简单使用

来源：互联网发布：jsonobject数组编辑：程序博客网时间：2024/05/29 06:37
- (void)createNavBtn{    UIBarButtonItem *leftItem = [[UIBarButtonItem alloc] init];    leftItem.title = @"返回";    [leftItem setTarget:self];    [leftItem setAction:@selector(clickedLeftItem)];    self.navigationItem.leftBarButtonItem = leftItem;        UIBarButtonItem *rightItem = [[UIBarButtonItem alloc] init];    rightItem.title = @"交卷";    [rightItem setTarget:self];    [rightItem setAction:@selector(clickedRightItem)];    self.navigationItem.rightBarButtonItem = rightItem;}/** *  点击了rightItem */- (void)clickedRightItem{    //弹出提示框    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示" message:@"时间还多，确定要交卷吗？" delegate:self cancelButtonTitle:@"不，谢谢" otherButtonTitles:@"我要交卷", nil];    [alert show];}/** *  点击了leftItem按钮 */- (void)clickedLeftItem{    //弹出提示框    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示" message:@"时间还多，确定要离开考试吗？" delegate:self cancelButtonTitle:@"不，谢谢" otherButtonTitles:@"我要离开", nil];    [alert show];}#pragma mark - UIAlertViewDelegate- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{    switch (buttonIndex) {        case 0: //取消            break;        case 1: //确定        {            [self.navigationController popViewControllerAnimated:YES];        }            break;    }}
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