text: //
  //  XXAppDelegate.h
  //  XXStackView
  //
  //  Created by shichang.wang on 07/24/2018.
  //  Copyright (c) 2018 shichang.wang. All rights reserved.
  //
  
  @import UIKit;
  
  @interface XXAppDelegate : UIResponder <UIApplicationDelegate>
  
  @property (strong, nonatomic) UIWindow *window;
  
  @end
  