Mmdrawercontroller gets the current VC for push and pop

When using MMDrawerController As the root attempt controller is   stay Model perhaps View Get the current VC And carry on Push perhaps Pop

Just post the code  

+ (UIViewController *)getCurrentVC{

    // Define a variable to store the currently displayed viewcontroller

    UIViewController *result = nil;

 

    // Get the main window of the current application

    UIWindow * window = [[UIApplication sharedApplication] keyWindow];

 

    // windowLevel Is in Z Axis Window position in direction , The default value is UIWindowLevelNormal

    if (window.windowLevel != UIWindowLevelNormal)

    {

        // Get all the windows of the application

        NSArray *windows = [[UIApplication sharedApplication] windows];

        for(UIWindow * tmpWin in windows)

        {

            // Find the default window of the program （ Window being displayed ）

            if (tmpWin.windowLevel == UIWindowLevelNormal)

            {

                // Assign the key window as the default window

                window = tmpWin;