source: branches/CodeEditor/HeuristicLab.ExtLibs/HeuristicLab.Cecil/0.9.5/Mono.Cecil-0.9.5/Mono.Cecil/Mono.Cecil/FunctionPointerType.cs @ 11700

//
// FunctionPointerType.cs
//
// Author:
//   Jb Evain (jbevain@gmail.com)
//
// Copyright (c) 2008 - 2011 Jb Evain
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System;
using System.Text;
using Mono.Collections.Generic;
using MD = Mono.Cecil.Metadata;

namespace Mono.Cecil {

  public sealed class FunctionPointerType : TypeSpecification, IMethodSignature {

    readonly MethodReference function;

    public bool HasThis {
      get { return function.HasThis; }
      set { function.HasThis = value; }
    }

    public bool ExplicitThis {
      get { return function.ExplicitThis; }
      set { function.ExplicitThis = value; }
    }

    public MethodCallingConvention CallingConvention {
      get { return function.CallingConvention; }
      set { function.CallingConvention = value; }
    }

    public bool HasParameters {
      get { return function.HasParameters; }
    }

    public Collection<ParameterDefinition> Parameters {
      get { return function.Parameters; }
    }

    public TypeReference ReturnType {
      get { return function.MethodReturnType.ReturnType; }
      set { function.MethodReturnType.ReturnType = value; }
    }

    public MethodReturnType MethodReturnType {
      get { return function.MethodReturnType; }
    }

    public override string Name {
      get { return function.Name; }
      set { throw new InvalidOperationException (); }
    }

    public override string Namespace {
      get { return string.Empty; }
      set { throw new InvalidOperationException (); }
    }

    public override ModuleDefinition Module {
      get { return ReturnType.Module; }
    }

    public override IMetadataScope Scope {
      get { return function.ReturnType.Scope; }
    }

    public override bool IsFunctionPointer {
      get { return true; }
    }

    internal override bool ContainsGenericParameter {
      get { return function.ContainsGenericParameter; }
    }

    public override string FullName {
      get {
        var signature = new StringBuilder ();
        signature.Append (function.Name);
        signature.Append (" ");
        signature.Append (function.ReturnType.FullName);
        signature.Append (" *");
        this.MethodSignatureFullName (signature);
        return signature.ToString ();
      }
    }

    public FunctionPointerType ()
      : base (null)
    {
      this.function = new MethodReference ();
      this.function.Name = "method";
      this.etype = MD.ElementType.FnPtr;
    }

    public override TypeDefinition Resolve ()
    {
      return null;
    }

    public override TypeReference GetElementType ()
    {
      return this;
    }
  }
}