source: branches/2839_HiveProjectManagement/HeuristicLab.ExtLibs/HeuristicLab.NRefactory/5.5.0/NRefactory.CSharp-5.5.0/Resolver/FindReferenceSearchScope.cs

// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
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// to whom the Software is furnished to do so, subject to the following conditions:
// 
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// substantial portions of the Software.
// 
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// 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
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using System;
using ICSharpCode.NRefactory.TypeSystem;

namespace ICSharpCode.NRefactory.CSharp.Resolver
{
  /// <summary>
  /// Represents a scope in which references are searched.
  /// </summary>
  public interface IFindReferenceSearchScope
  {
    /// <summary>
    /// Gets the compilation in which the entity being search for was defined.
    /// This is not necessarily the same compilation as is being searched in.
    /// </summary>
    ICompilation Compilation { get; }
    
    /// <summary>
    /// Gets the search term. Only files that contain this identifier need to be parsed.
    /// Can return null if all files need to be parsed.
    /// </summary>
    string SearchTerm { get; }
    
    /// <summary>
    /// Gets the accessibility that defines the search scope.
    /// </summary>
    Accessibility Accessibility { get; }
    
    /// <summary>
    /// Gets the top-level entity that defines the search scope.
    /// </summary>
    ITypeDefinition TopLevelTypeDefinition { get; }
    
    /// <summary>
    /// Gets the file name that defines the search scope.
    /// If null, all files are searched.
    /// </summary>
    string FileName { get; }
    
    /// <summary>
    /// Creates a navigator that can find references to this entity and reports
    /// them to the specified callback.
    /// </summary>
    IResolveVisitorNavigator GetNavigator(ICompilation compilation, FoundReferenceCallback callback);
  }
}