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rcholic/gist:8aafaa9af7d8dfc28ef76bcc8ce9d43b

Forked from snikch/gist:3661188
Created July 24, 2022 06:27
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Revisions

  1. Mal Curtis created this gist Sep 6, 2012.
    19 changes: 19 additions & 0 deletions gistfile1.m
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,19 @@
    - (UIViewController *)topViewController{
    return [self topViewController:[UIApplication sharedApplication].keyWindow.rootViewController];
    }

    - (UIViewController *)topViewController:(UIViewController *)rootViewController
    {
    if (rootViewController.presentedViewController == nil) {
    return rootViewController;
    }

    if ([rootViewController.presentedViewController isMemberOfClass:[UINavigationController class]]) {
    UINavigationController *navigationController = (UINavigationController *)rootViewController.presentedViewController;
    UIViewController *lastViewController = [[navigationController viewControllers] lastObject];
    return [self topViewController:lastViewController];
    }

    UIViewController *presentedViewController = (UIViewController *)rootViewController.presentedViewController;
    return [self topViewController:presentedViewController];
    }