iOS开发之导航条自定义返回按钮后失去侧滑功能解决方案

原文链接:http://blog.csdn.net/qq_27325349/article/details/50435320

/**
 *  是否正在手势返回中的标示状态
 */
static BOOL _isPoping;

-(BOOL)gestureRecognizerShouldBegin:(UIGestureRecognizer *)gestureRecognizer{
    if (!_isPoping) {
        _isPoping = YES;
        return YES;
    }
    return NO;
}
-(void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    //开启ios右滑返回
    if ([self.navigationController respondsToSelector:@selector(interactivePopGestureRecognizer)]) {
        self.navigationController.interactivePopGestureRecognizer.delegate = nil;
    }
}
- (void)viewDidAppear:(BOOL)animated{
  
  [super viewDidAppear:animated];
    //在didAppear时置为NO
    _isPoping = NO;
    
  }
}