source: branches/CodeEditor/HeuristicLab.ExtLibs/HeuristicLab.NRefactory/5.5.0/NRefactory-5.5.0/TypeSystem/Implementation/DefaultUnresolvedField.cs @ 11700

// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
// 
// 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;

namespace ICSharpCode.NRefactory.TypeSystem.Implementation
{
  /// <summary>
  /// Default implementation of <see cref="IUnresolvedField"/>.
  /// </summary>
  [Serializable]
  public class DefaultUnresolvedField : AbstractUnresolvedMember, IUnresolvedField
  {
    IConstantValue constantValue;
    
    protected override void FreezeInternal()
    {
      FreezableHelper.Freeze(constantValue);
      base.FreezeInternal();
    }
    
    public DefaultUnresolvedField()
    {
      this.SymbolKind = SymbolKind.Field;
    }
    
    public DefaultUnresolvedField(IUnresolvedTypeDefinition declaringType, string name)
    {
      this.SymbolKind = SymbolKind.Field;
      this.DeclaringTypeDefinition = declaringType;
      this.Name = name;
      if (declaringType != null)
        this.UnresolvedFile = declaringType.UnresolvedFile;
    }
    
    public bool IsConst {
      get { return constantValue != null && !IsFixed; }
    }
    
    public bool IsReadOnly {
      get { return flags[FlagFieldIsReadOnly]; }
      set {
        ThrowIfFrozen();
        flags[FlagFieldIsReadOnly] = value;
      }
    }
    
    public bool IsVolatile {
      get { return flags[FlagFieldIsVolatile]; }
      set {
        ThrowIfFrozen();
        flags[FlagFieldIsVolatile] = value;
      }
    }

    public bool IsFixed {
      get { return flags[FlagFieldIsFixedSize]; }
      set {
        ThrowIfFrozen();
        flags[FlagFieldIsFixedSize] = value;
      }
    }
    
    public IConstantValue ConstantValue {
      get { return constantValue; }
      set {
        ThrowIfFrozen();
        constantValue = value;
      }
    }
    
    public override IMember CreateResolved(ITypeResolveContext context)
    {
      return new DefaultResolvedField(this, context);
    }
    
    IField IUnresolvedField.Resolve(ITypeResolveContext context)
    {
      return (IField)Resolve(context);
    }
  }
}