diff --git a/osu.Game/Screens/BackgroundScreenStack.cs b/osu.Game/Screens/BackgroundScreenStack.cs index 294f23d2ac..9f562a618e 100644 --- a/osu.Game/Screens/BackgroundScreenStack.cs +++ b/osu.Game/Screens/BackgroundScreenStack.cs @@ -17,15 +17,21 @@ namespace osu.Game.Screens Origin = Anchor.Centre; } - public void Push(BackgroundScreen screen) + /// + /// Attempt to push a new background screen to this stack. + /// + /// The screen to attempt to push. + /// Whether the push succeeded. For example, if the existing screen was already of the correct type this will return false. + public bool Push(BackgroundScreen screen) { if (screen == null) - return; + return false; if (EqualityComparer.Default.Equals((BackgroundScreen)CurrentScreen, screen)) - return; + return false; base.Push(screen); + return true; } } } diff --git a/osu.Game/Screens/OsuScreen.cs b/osu.Game/Screens/OsuScreen.cs index e3fe14a585..9aec2a5c19 100644 --- a/osu.Game/Screens/OsuScreen.cs +++ b/osu.Game/Screens/OsuScreen.cs @@ -186,17 +186,14 @@ namespace osu.Game.Screens { applyArrivingDefaults(false); - backgroundStack?.Push(ownedBackground = CreateBackground()); - - background = backgroundStack?.CurrentScreen as BackgroundScreen; - - if (background != ownedBackground) + if (backgroundStack?.Push(ownedBackground = CreateBackground()) != true) { - // background may have not been replaced, at which point we don't want to track the background lifetime. + // If the constructed instance was not actually pushed to the background stack, we don't want to track it unnecessarily. ownedBackground?.Dispose(); ownedBackground = null; } + background = backgroundStack?.CurrentScreen as BackgroundScreen; base.OnEntering(last); }