mirror of https://github.com/dahall/Vanara.git
24 lines
1.0 KiB
C#
24 lines
1.0 KiB
C#
using System;
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using static Vanara.PInvoke.Shell32;
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namespace Vanara.PInvoke
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{
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/// <summary>Extension methods for enums with associated Guids.</summary>
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public static class ShlGuidExt
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{
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/// <summary>Retrieves the Guid associated with a <see cref="BHID"/>.</summary>
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/// <param name="id">The known folder.</param>
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/// <returns>The GUID.</returns>
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public static Guid Guid(this BHID id) => AssociateAttribute.GetGuidFromEnum(id);
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/// <summary>Retrieves the Guid associated with a <see cref="FOLDERTYPEID"/>.</summary>
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/// <param name="id">The known folder.</param>
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/// <returns>The GUID.</returns>
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public static Guid Guid(this FOLDERTYPEID id) => AssociateAttribute.GetGuidFromEnum(id);
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/// <summary>Lookups the specified unique identifier.</summary>
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/// <param name="guid">The unique identifier.</param>
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/// <returns>Corresponding BHID.</returns>
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public static TEnum Lookup<TEnum>(Guid guid) where TEnum : System.Enum => AssociateAttribute.TryEnumLookup(guid, out TEnum val) ? val : (TEnum)Convert.ChangeType(-1, typeof(TEnum));
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}
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} |