mirror of https://github.com/ppy/osu
54 lines
1.9 KiB
C#
54 lines
1.9 KiB
C#
// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using osu.Framework.Allocation;
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using osu.Framework.Configuration;
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using osu.Framework.Graphics.Containers;
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namespace osu.Game.Skinning
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{
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/// <summary>
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/// A drawable which has a callback when the skin changes.
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/// </summary>
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public abstract class SkinReloadableDrawable : CompositeDrawable
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{
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private Bindable<Skin> skin;
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/// <summary>
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/// Whether fallback to default skin should be allowed if the custom skin is missing this resource.
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/// </summary>
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private readonly bool allowDefaultFallback;
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/// <summary>
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/// Create a new <see cref="SkinReloadableDrawable"/>
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/// </summary>
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/// <param name="fallback">Whether fallback to default skin should be allowed if the custom skin is missing this resource.</param>
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protected SkinReloadableDrawable(bool fallback = true)
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{
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allowDefaultFallback = fallback;
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}
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[BackgroundDependencyLoader]
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private void load(SkinManager skinManager)
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{
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skin = skinManager.CurrentSkin.GetBoundCopy();
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skin.ValueChanged += skin => SkinChanged(skin, allowDefaultFallback || skin.SkinInfo == SkinInfo.Default);
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}
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protected override void LoadAsyncComplete()
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{
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base.LoadAsyncComplete();
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skin.TriggerChange();
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}
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/// <summary>
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/// Called when a change is made to the skin.
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/// </summary>
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/// <param name="skin">The new skin.</param>
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/// <param name="allowFallback">Whether fallback to default skin should be allowed if the custom skin is missing this resource.</param>
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protected virtual void SkinChanged(Skin skin, bool allowFallback)
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{
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}
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}
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}
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