//返回四大tab页面

+ (void)gobackToTabarController

{

    UINavigationController* selectedTabNavController = (UINavigationController *)[QZoneUIAppDelegate shareInstance].qqTabbarController.selectedViewController;

    UIViewController* pCurController = (UIViewController*)selectedTabNavController.visibleViewController;

    UIViewController* rootViewController = pCurController;

    for (; rootViewController.presentingViewController; ) {

        rootViewController = rootViewController.presentingViewController;

    }

    [rootViewController dismissViewControllerAnimated:NO completion:nil];

    [rootViewController.navigationController popToRootViewControllerAnimated:NO];

}

- (void)switchToTab:(int)tabIndex

{

    //通用处理，切换到好友动态的时候，将我的空间poptoroot。

    if (tabIndex == 0) {

        [_spaceStatusController.navigationController popToRootViewControllerAnimated:NO];

        [_passiveFeedController.navigationController popToRootViewControllerAnimated:NO];

        [_homePageController.navigationController popToRootViewControllerAnimated:NO];

        [_gameViewController.navigationController popToRootViewControllerAnimated:NO];

    }

    if (_qqTabbarController.selectedIndex != tabIndex)

    {

        QZLOG_INFO(@"loading图流程 - 切换tab");

        [_qqTabbarController setSelectedIndex:tabIndex];

    }

    else

    {

        QZLOG_INFO(@"switchTo empty tab");

    }

}