1 files changed, 156 insertions, 0 deletions
diff --git a/main/src/addins/CSharpBinding/MonoDevelop.CSharp.Refactoring/FindReferencesHandler.cs b/main/src/addins/CSharpBinding/MonoDevelop.CSharp.Refactoring/FindReferencesHandler.cs
new file mode 100644
index 0000000000..4b702126e5
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+++ b/main/src/addins/CSharpBinding/MonoDevelop.CSharp.Refactoring/FindReferencesHandler.cs
@@ -0,0 +1,156 @@
+// 
+// FindReferencesHandler.cs
+//  
+// Author:
+//       Mike Krüger <mkrueger@novell.com>
+// 
+// Copyright (c) 2009 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.Threading;
+using MonoDevelop.Components.Commands;
+using MonoDevelop.Core;
+using MonoDevelop.Ide;
+using MonoDevelop.Refactoring;
+using Microsoft.CodeAnalysis.FindSymbols;
+using Microsoft.CodeAnalysis;
+using MonoDevelop.Ide.TypeSystem;
+using MonoDevelop.Ide.FindInFiles;
+using MonoDevelop.Ide.Tasks;
+using System.Threading.Tasks;
+
+namespace MonoDevelop.CSharp.Refactoring
+{
+	class FindReferencesHandler
+	{
+		public static void FindRefs (ISymbol symbol)
+		{
+			var monitor = IdeApp.Workbench.ProgressMonitors.GetSearchProgressMonitor (true, true);
+			var solution = TypeSystemService.Workspace.CurrentSolution;
+			ThreadPool.QueueUserWorkItem (delegate {
+				try {
+					foreach (var loc in symbol.Locations) {
+						if (!loc.IsInSource)
+							continue;
+						var sr = new SearchResult (new FileProvider (loc.SourceTree.FilePath), loc.SourceSpan.Start, loc.SourceSpan.Length);
+						monitor.ReportResult (sr);
+					}
+					
+					foreach (var mref in SymbolFinder.FindReferencesAsync (symbol, solution).Result) {
+						foreach (var loc in mref.Locations) {
+							var sr = new SearchResult (new FileProvider (loc.Document.FilePath), loc.Location.SourceSpan.Start, loc.Location.SourceSpan.Length);
+							monitor.ReportResult (sr);
+						}
+					}
+				} catch (Exception ex) {
+					if (monitor != null)
+						monitor.ReportError ("Error finding references", ex);
+					else
+						LoggingService.LogError ("Error finding references", ex);
+				} finally {
+					if (monitor != null)
+						monitor.Dispose ();
+				}
+			});
+		}
+
+		public void Update (CommandInfo info)
+		{
+			var doc = IdeApp.Workbench.ActiveDocument;
+			if (doc == null || doc.FileName == FilePath.Null || doc.ParsedDocument == null) {
+				info.Enabled = false;
+				return;
+			}
+			var pd = doc.ParsedDocument.GetAst<SemanticModel> ();
+			info.Enabled = pd != null;
+		}
+
+		public void Run (object data)
+		{
+			var doc = IdeApp.Workbench.ActiveDocument;
+			if (doc == null || doc.FileName == FilePath.Null)
+				return;
+
+			var info = RefactoringSymbolInfo.GetSymbolInfoAsync (doc, doc.Editor.CaretOffset).Result;
+			var sym = info.Symbol ?? info.DeclaredSymbol;
+			if (sym != null)
+				FindRefs (sym);
+		}
+	}
+
+	class FindAllReferencesHandler
+	{
+		public static void FindRefs (ISymbol obj, Compilation compilation)
+		{
+			var monitor = IdeApp.Workbench.ProgressMonitors.GetSearchProgressMonitor (true, true);
+			var solution = TypeSystemService.Workspace.CurrentSolution;
+			ThreadPool.QueueUserWorkItem (delegate {
+				try {
+					foreach (var simSym in SymbolFinder.FindSimilarSymbols (obj, compilation)) {
+						foreach (var loc in simSym.Locations) {
+							var sr = new SearchResult (new FileProvider (loc.SourceTree.FilePath), loc.SourceSpan.Start, loc.SourceSpan.Length);
+							monitor.ReportResult (sr);
+						}
+
+						foreach (var mref in SymbolFinder.FindReferencesAsync (simSym, solution).Result) {
+							foreach (var loc in mref.Locations) {
+								var sr = new SearchResult (new FileProvider (loc.Document.FilePath), loc.Location.SourceSpan.Start, loc.Location.SourceSpan.Length);
+								monitor.ReportResult (sr);
+							}
+						}
+					}
+				} catch (Exception ex) {
+					if (monitor != null)
+						monitor.ReportError ("Error finding references", ex);
+					else
+						LoggingService.LogError ("Error finding references", ex);
+				} finally {
+					if (monitor != null)
+						monitor.Dispose ();
+				}
+			});
+		}
+
+		public void Update (CommandInfo info)
+		{
+			var doc = IdeApp.Workbench.ActiveDocument;
+			if (doc == null || doc.FileName == FilePath.Null || doc.ParsedDocument == null) {
+				info.Enabled = false;
+				return;
+			}
+			var pd = doc.ParsedDocument.GetAst<SemanticModel> ();
+			info.Enabled = pd != null;
+		}
+
+		public void Run (object data)
+		{
+			var doc = IdeApp.Workbench.ActiveDocument;
+			if (doc == null || doc.FileName == FilePath.Null)
+				return;
+			
+			var info = RefactoringSymbolInfo.GetSymbolInfoAsync (doc, doc.Editor.CaretOffset).Result;
+			var sym = info.Symbol ?? info.DeclaredSymbol;
+			var semanticModel = doc.ParsedDocument.GetAst<SemanticModel> ();
+			if (sym != null)
+				FindRefs (sym, semanticModel.Compilation);
+		}
+	}
+}