mirror of https://github.com/ppy/osu
33 lines
1.1 KiB
C#
33 lines
1.1 KiB
C#
// Copyright (c) 2007-2017 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 System;
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using System.Reflection;
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using System.ComponentModel;
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using System.Collections.Generic;
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namespace osu.Game.Overlays.Options
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{
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public class OptionEnumDropDown<T> : OptionDropDown<T>
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{
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public OptionEnumDropDown()
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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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List<KeyValuePair<string, T>> items = new List<KeyValuePair<string, T>>();
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foreach(var val in (T[])Enum.GetValues(typeof(T)))
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{
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var field = typeof(T).GetField(Enum.GetName(typeof(T), val));
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items.Add(
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new KeyValuePair<string, T>(
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field.GetCustomAttribute<DescriptionAttribute>()?.Description ?? Enum.GetName(typeof(T), val),
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val
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)
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);
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}
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Items = items;
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}
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}
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}
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