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osu-lazer/osu.Game/Screens/OnlinePlay/Components/ReadyButton.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;
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using osu.Framework.Bindables;
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using osu.Game.Graphics.UserInterface;
using osu.Game.Online;
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using osu.Game.Online.Rooms;
namespace osu.Game.Screens.OnlinePlay.Components
{
public abstract class ReadyButton : TriangleButton
{
public new readonly BindableBool Enabled = new BindableBool();
private IBindable<BeatmapAvailability> availability;
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[BackgroundDependencyLoader]
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private void load(OnlinePlayBeatmapAvailabilityTracker beatmapTracker)
{
availability = beatmapTracker.Availability.GetBoundCopy();
availability.BindValueChanged(_ => updateState());
Enabled.BindValueChanged(_ => updateState(), true);
}
private void updateState() => base.Enabled.Value = availability.Value.State == DownloadState.LocallyAvailable && Enabled.Value;
}
}