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Add null checks/allowances

This commit is contained in:
Dean Herbert 2019-01-31 11:00:33 +09:00
parent d34aa50613
commit beab367e6d

View File

@ -64,10 +64,10 @@ namespace osu.Game.Screens
private BackgroundScreen localBackground;
[Resolved]
[Resolved(canBeNull: true)]
private BackgroundScreenStack backgroundStack { get; set; }
[Resolved]
[Resolved(canBeNull: true)]
private OsuLogo logo { get; set; }
protected OsuScreen()
@ -124,7 +124,7 @@ namespace osu.Game.Screens
{
applyArrivingDefaults(false);
backgroundStack.Push(localBackground = CreateBackground());
backgroundStack?.Push(localBackground = CreateBackground());
base.OnEntering(last);
}
@ -137,7 +137,7 @@ namespace osu.Game.Screens
if (base.OnExiting(next))
return true;
backgroundStack.Exit(localBackground);
backgroundStack?.Exit(localBackground);
Beatmap.UnbindAll();
return false;
@ -153,12 +153,13 @@ namespace osu.Game.Screens
private void applyArrivingDefaults(bool isResuming)
{
logo.AppendAnimatingAction(() =>
logo?.AppendAnimatingAction(() =>
{
if (this.IsCurrentScreen()) LogoArriving(logo, isResuming);
}, true);
backgroundStack.ParallaxAmount = BackgroundParallaxAmount;
if (backgroundStack != null)
backgroundStack.ParallaxAmount = BackgroundParallaxAmount;
}
/// <summary>
@ -180,7 +181,7 @@ namespace osu.Game.Screens
private void onExitingLogo()
{
logo.AppendAnimatingAction(() => LogoExiting(logo), false);
logo?.AppendAnimatingAction(() => LogoExiting(logo), false);
}
/// <summary>
@ -192,7 +193,7 @@ namespace osu.Game.Screens
private void onSuspendingLogo()
{
logo.AppendAnimatingAction(() => LogoSuspending(logo), false);
logo?.AppendAnimatingAction(() => LogoSuspending(logo), false);
}
/// <summary>