MBProgressHUD长时间加载无法取消的解决方法

//  MBProgressHUD.h

@protocol MBProgressHUDDelegate <NSObject>

@optional

/** 
 * Called after the HUD was fully hidden from the screen. 
 */
- (void)hudWasHidden:(MBProgressHUD *)hud;

-(void)hudViewTapGesture;

@end



//  MBProgressHUD.m

-(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
    if ([self.delegate respondsToSelector:@selector(hudViewTapGesture)]) {
        [self.delegate performSelector:@selector(hudViewTapGesture)];
    }
}


//viewcontroller.m

-(void)hudViewWasTapped {
    [HUD hide:YES];
}