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//
// HighlightUsagesExtension.cs
//
// Author:
// Mike Krüger <mkrueger@novell.com>
//
// Copyright (c) 2010 Novell, Inc (http://www.novell.com)
//
// 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.Collections.Generic;
using MonoDevelop.Core;
using ICSharpCode.NRefactory.CSharp.Resolver;
using MonoDevelop.Ide.FindInFiles;
using ICSharpCode.NRefactory.Semantics;
using ICSharpCode.NRefactory.CSharp;
using System.Threading;
using MonoDevelop.SourceEditor;
namespace MonoDevelop.CSharp.Highlighting
{
public class HighlightUsagesExtension : AbstractUsagesExtension<ResolveResult>
{
CSharpSyntaxMode syntaxMode;
public override void Initialize ()
{
base.Initialize ();
TextEditorData.SelectionSurroundingProvider = new CSharpSelectionSurroundingProvider (Document);
syntaxMode = new CSharpSyntaxMode (Document);
TextEditorData.Document.SyntaxMode = syntaxMode;
}
public override void Dispose ()
{
if (syntaxMode != null) {
TextEditorData.Document.SyntaxMode = null;
syntaxMode.Dispose ();
syntaxMode = null;
}
base.Dispose ();
}
protected override bool TryResolve (out ResolveResult resolveResult)
{
AstNode node;
resolveResult = null;
if (!Document.TryResolveAt (Document.Editor.Caret.Location, out resolveResult, out node)) {
return false;
}
if (node is PrimitiveType) {
return false;
}
return true;
}
protected override IEnumerable<MemberReference> GetReferences (ResolveResult resolveResult, CancellationToken token)
{
var finder = new MonoDevelop.CSharp.Refactoring.CSharpReferenceFinder ();
if (resolveResult is MemberResolveResult) {
finder.SetSearchedMembers (new [] { ((MemberResolveResult)resolveResult).Member });
} else if (resolveResult is TypeResolveResult) {
finder.SetSearchedMembers (new [] { resolveResult.Type });
} else if (resolveResult is MethodGroupResolveResult) {
finder.SetSearchedMembers (((MethodGroupResolveResult)resolveResult).Methods);
} else if (resolveResult is NamespaceResolveResult) {
finder.SetSearchedMembers (new [] { ((NamespaceResolveResult)resolveResult).Namespace });
} else if (resolveResult is LocalResolveResult) {
finder.SetSearchedMembers (new [] { ((LocalResolveResult)resolveResult).Variable });
} else if (resolveResult is NamedArgumentResolveResult) {
finder.SetSearchedMembers (new [] { ((NamedArgumentResolveResult)resolveResult).Parameter });
} else {
return EmptyList;
}
try {
return new List<MemberReference> (finder.FindInDocument (Document, token));
} catch (Exception e) {
LoggingService.LogError ("Error in highlight usages extension.", e);
}
return EmptyList;
}
}
}
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