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binary1230/DomGUIutils.cs

Created October 3, 2020 12:53
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  1. binary1230 created this gist Oct 3, 2020.
    50 changes: 50 additions & 0 deletions DomGUIutils.cs
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    Original file line number Diff line number Diff line change
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    // just some quick snippets for GUI / Winforms / C# / etc
    // these might not be the best ways to do this stuff, was just working on some ideas

    // example of an enum with Description() applied
    public enum ROMMapMode : byte
    {
    LoROM,
    HiROM,
    ExHiROM,
    [Description("SA - 1 ROM")]
    SA1ROM,
    [Description("SA-1 ROM (FuSoYa's 8MB mapper)")]
    ExSA1ROM,
    SuperFX,
    [Description("Super MMC")]
    SuperMMC,
    ExLoROM
    }

    // take a enum type that has [Description] attributes,
    // return a List with with kvp pairs of enum vs description
    public static List<KeyValuePair<TEnum, string>>
    GetEnumDescriptions<TEnum>() where TEnum : Enum
    {
    var type = typeof(TEnum);
    return Enum.GetValues(type)
    .Cast<TEnum>()
    .Select(value => new
    KeyValuePair<TEnum, string>(key: value, value: GetEnumDescription(value))
    )
    .OrderBy(item => item.Key)
    .ToList();
    }

    public class EnumMapper<TEnum> where TEnum : Enum
    {
    public TEnum Source { get; set; }

    // surely... there is some third party library that handles this.
    // for now, here we are.
    public int SelectedIndex
    {
    get => Convert.ToInt32(Source);
    set => Source = (TEnum)Enum.ToObject(typeof(TEnum), value);
    }

    public List<KeyValuePair<TEnum, string>> Descriptions { get; }
    = Util.GetEnumDescriptions<TEnum>();
    }
    var mapper = new EnumMapper<Data.ROMMapMode>();