文章标题

UIActionSheet

• UIActionSheet 底部弹框

  
      UIActionSheet *sheet = [[UIActionSheet alloc] initWithTitle:@"是否注销?" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:@"注销" otherButtonTitles:nil, nil];
  
  [sheet showInView:self.view];
  

• UIActionSheetDelegate

  
  (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
  {
  if (buttonIndex == 0) { // 点击了注销
  
      [self.navigationController popViewControllerAnimated:YES];
  
  }
  }
  
  

• UIStoryBoard实现跳转

  • 手动跳转

    [self performSegueWithIdentifier:@"login2Contact" sender:nil];
    

  • 执行过程
    1.[self performSegueWithIdentifier]
    2.创建Segue
    3.设置来源控制器segue.sourceViewController=self
    4.设置目标控制器segue.destionationViewController=目标控制器
    5.执行prepare

    
    (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
    
    UIViewController *vc = segue.destinationViewController;
    vc.title = [NSString stringWithFormat:@"%@的联系人列表", _accountField.text];
    NSLog(@"%@-- %@",segue.sourceViewController,segue.destinationViewController);
    }