osu/osu.Game/Graphics/UserInterface/ShearedToggleButton.cs

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// 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 osu.Framework.Allocation;
using osu.Framework.Audio;
using osu.Framework.Audio.Sample;
using osu.Framework.Bindables;
namespace osu.Game.Graphics.UserInterface
{
public partial class ShearedToggleButton : ShearedButton
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{
private Sample? sampleClick;
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private Sample? sampleOff;
private Sample? sampleOn;
/// <summary>
/// Whether this button is currently toggled to an active state.
/// </summary>
public BindableBool Active { get; } = new BindableBool();
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/// <summary>
/// Creates a new <see cref="ShearedToggleButton"/>
/// </summary>
/// <param name="width">
/// The width of the button.
/// <list type="bullet">
/// <item>If a non-<see langword="null"/> value is provided, this button will have a fixed width equal to the provided value.</item>
/// <item>If a <see langword="null"/> value is provided (or the argument is omitted entirely), the button will autosize in width to fit the text.</item>
/// </list>
/// </param>
public ShearedToggleButton(float? width = null)
: base(width)
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{
}
[BackgroundDependencyLoader]
private void load(AudioManager audio)
{
sampleClick = audio.Samples.Get(@"UI/default-select");
sampleOn = audio.Samples.Get(@"UI/dropdown-open");
sampleOff = audio.Samples.Get(@"UI/dropdown-close");
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}
protected override HoverSounds CreateHoverSounds(HoverSampleSet sampleSet) => new HoverSounds(sampleSet);
protected override void LoadComplete()
{
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Active.BindDisabledChanged(disabled => Action = disabled ? null : Active.Toggle, true);
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Active.BindValueChanged(_ =>
{
UpdateActiveState();
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playSample();
});
UpdateActiveState();
base.LoadComplete();
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}
protected virtual void UpdateActiveState()
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{
DarkerColour = Active.Value ? ColourProvider.Highlight1 : ColourProvider.Background3;
LighterColour = Active.Value ? ColourProvider.Colour0 : ColourProvider.Background1;
TextColour = Active.Value ? ColourProvider.Background6 : ColourProvider.Content1;
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}
private void playSample()
{
sampleClick?.Play();
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if (Active.Value)
sampleOn?.Play();
else
sampleOff?.Play();
}
}
}