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Use UIApplication.connectedScenes on iOS 13 #4066

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merged 2 commits into from Oct 15, 2019
Merged

Use UIApplication.connectedScenes on iOS 13 #4066

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Use UIApplication.connectedScenes on iOS 13
renkelvin Oct 14, 2019
58d749f
Add tvOS version restriction
renkelvin Oct 15, 2019
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22 changes: 20 additions & 2 deletions Firebase/Auth/Source/Utilities/FIRAuthDefaultUIDelegate.m
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Expand Up @@ -70,8 +70,26 @@ - (void)dismissViewControllerAnimated:(BOOL)flag completion:(nullable void (^)(v
applicationClass = cls;
}
}
UIApplication *application = [applicationClass sharedApplication];
UIViewController *topViewController = application.keyWindow.rootViewController;

UIViewController *topViewController;
if (@available(iOS 13.0, *)) {
UIApplication *application = [applicationClass sharedApplication];
NSSet<UIScene *> * connectedScenes = application.connectedScenes;
for (UIScene *scene in connectedScenes) {
if ([scene isKindOfClass:[UIWindowScene class]]) {
UIWindowScene *windowScene = (UIWindowScene *)scene;
for (UIWindow *window in windowScene.windows) {
if (window.isKeyWindow) {
topViewController = window.rootViewController;
}
}
}
}
} else {
UIApplication *application = [applicationClass sharedApplication];
topViewController = application.keyWindow.rootViewController;
}
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Nit: moving this code out to a separate method may improve readability of the code.

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I tried while it seems the code blocks depend on each other and hard to be separated.

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Ok, no problem


while (true){
if (topViewController.presentedViewController) {
topViewController = topViewController.presentedViewController;
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