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Merge pull request #14487 from frenzibyte/alternative-difficulty-bindable

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Fix unbind exception in `DifficultyBindable` due to different bindable type bindings
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Bartłomiej Dach 2021-08-26 23:29:54 +02:00 committed by GitHub
commit aacca006e4
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1 changed files with 27 additions and 1 deletions
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28
osu.Game/Rulesets/Mods/DifficultyAdjustSettingsControl.cs
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@ -1,6 +1,7 @@
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
@ -91,7 +92,7 @@ namespace osu.Game.Rulesets.Mods
{
// This is required as SettingsItem relies heavily on this bindable for internal use.
// The actual update flow is done via the bindable provided in the constructor.
private readonly BindableWithCurrent<float?> current = new BindableWithCurrent<float?>();
private readonly DifficultyBindableWithCurrent current = new DifficultyBindableWithCurrent();
public Bindable<float?> Current
{
@ -114,5 +115,30 @@ namespace osu.Game.Rulesets.Mods
RelativeSizeAxes = Axes.X;
}
}
private class DifficultyBindableWithCurrent : DifficultyBindable, IHasCurrentValue<float?>
{
private Bindable<float?> currentBound;
public Bindable<float?> Current
{
get => this;
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
if (currentBound != null) UnbindFrom(currentBound);
BindTo(currentBound = value);
}
}
public DifficultyBindableWithCurrent(float? defaultValue = default)
: base(defaultValue)
{
}
protected override Bindable<float?> CreateInstance() => new DifficultyBindableWithCurrent();
}
}
}