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59 lines
2.3 KiB
C#
59 lines
2.3 KiB
C#
// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System.Linq;
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using ICSharpCode.Decompiler.Semantics;
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namespace ICSharpCode.Decompiler.TypeSystem
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{
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/// <summary>
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/// Helper methods for COM.
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/// </summary>
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public static class ComHelper
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{
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/// <summary>
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/// Gets whether the specified type is imported from COM.
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/// </summary>
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public static bool IsComImport(ITypeDefinition typeDefinition)
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{
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return typeDefinition != null
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&& typeDefinition.Kind == TypeKind.Interface
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&& typeDefinition.HasAttribute(KnownAttribute.ComImport);
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}
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/// <summary>
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/// Gets the CoClass of the specified COM interface.
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/// </summary>
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[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Co",
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Justification = "Consistent with CoClassAttribute")]
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public static IType GetCoClass(ITypeDefinition typeDefinition)
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{
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if (typeDefinition == null)
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return SpecialType.UnknownType;
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var coClassAttribute = typeDefinition.GetAttribute(KnownAttribute.CoClass);
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if (coClassAttribute != null && coClassAttribute.FixedArguments.Length == 1)
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{
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if (coClassAttribute.FixedArguments[0].Value is IType ty)
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return ty;
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}
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return SpecialType.UnknownType;
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}
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}
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}
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