mirror of
https://github.com/ppy/osu.git
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70 lines
2.2 KiB
C#
70 lines
2.2 KiB
C#
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using System;
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using System.Linq;
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using OpenTK.Graphics;
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using osu.Framework.Configuration;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Primitives;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Graphics.UserInterface;
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namespace osu.Game.Overlays.Options
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{
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public class OptionsDropdown<T> : FlowContainer
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{
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private DropDownMenu<T> dropdown;
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private SpriteText text;
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public string Label
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{
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get { return text.Text; }
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set
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{
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text.Text = value;
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text.Alpha = string.IsNullOrEmpty(value) ? 0 : 1;
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}
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}
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public Bindable<T> Bindable
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{
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get { return bindable; }
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set
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{
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if (bindable != null)
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bindable.ValueChanged -= Bindable_ValueChanged;
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bindable = value;
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bindable.ValueChanged += Bindable_ValueChanged;
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Bindable_ValueChanged(null, null);
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}
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}
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private Bindable<T> bindable;
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void Bindable_ValueChanged(object sender, EventArgs e)
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{
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dropdown.SelectedValue = bindable.Value;
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}
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public OptionsDropdown()
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{
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if (!typeof(T).IsEnum)
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throw new InvalidOperationException("OptionsDropdown only supports enums as the generic type argument");
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Direction = FlowDirection.VerticalOnly;
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RelativeSizeAxes = Axes.X;
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AutoSizeAxes = Axes.Y;
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var items = Enum.GetNames(typeof(T)).Zip(
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(T[])Enum.GetValues(typeof(T)), (a, b) => new Tuple<string, T>(a, b));
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Children = new Drawable[]
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{
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text = new SpriteText { Alpha = 0 },
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dropdown = new DropDownMenu<T>
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{
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Margin = new MarginPadding { Top = 5 },
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Height = 10,
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RelativeSizeAxes = Axes.X,
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Items = items.Select(item => new DropDownMenuItem<T>(item.Item1, item.Item2))
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}
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};
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}
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}
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}
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