Added feature: go to definition (Ctrl-Enter)

Set warninglevel to 4 for Core + Base (somehow it was set to 0 -> a bug in AbstractMember.cs was hidden)

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@78 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

AddIns/ICSharpCode.SharpDevelop.addin

@@ -1494,6 +1494,10 @@
 		          label = "${res:XML.TextAreaContextMenu.Indent}"
 		          shortcut = "Control|I"
 		          class = "ICSharpCode.SharpDevelop.DefaultEditor.Commands.IndentSelection" />
+		<MenuItem id = "GoToDefinition"
+		          label = "${res:XML.TextAreaContextMenu.GoToDefinition}"
+		          shortcut = "Control|Enter"
+		          class = "ICSharpCode.SharpDevelop.DefaultEditor.Commands.GoToDefinition" />
 		
 		<MenuItem id = "FileMode" label = "${res:XML.TextAreaContextMenu.FileMode}"  type="Menu">
 			<MenuItem id = "HighlightBuilder" type="Builder" class = "ICSharpCode.SharpDevelop.DefaultEditor.Commands.HighlightingTypeBuilder" />
@@ -1738,6 +1742,7 @@
 		<EditAction id = "TemplateCompletion"  class = "ICSharpCode.SharpDevelop.DefaultEditor.Actions.TemplateCompletion"  keys = "Control|J"/>
 		<EditAction id = "CodeCompletionPopup" class = "ICSharpCode.SharpDevelop.DefaultEditor.Actions.CodeCompletionPopup"  keys = "Control|Space"/>
 		<EditAction id = "IndentSelection"     class = "ICSharpCode.TextEditor.Actions.IndentSelection"  keys = "Control|I"/>
+		<EditAction id = "GoToDefinition"      class = "ICSharpCode.SharpDevelop.DefaultEditor.Actions.GoToDefinition"  keys = "Control|Enter"/>
 	</Path>
 	
 	<Path name = "/SharpDevelop/Pads/BookmarkPad/Toolbar">

src/AddIns/Misc/Debugger/Debugger.AddIn/Project/Debugger.AddIn.csproj

@@ -1,4 +1,4 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -45,6 +45,9 @@
       <SubType>Form</SubType>
     </Compile>
     <Compile Include="Src\Service\WindowsDebugger.cs" />
+    <EmbeddedResource Include="Src\Service\ExceptionForm.resx">
+      <DependentUpon>ExceptionForm.cs</DependentUpon>
+    </EmbeddedResource>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\..\..\..\Libraries\ICSharpCode.TextEditor\Project\ICSharpCode.TextEditor.csproj">
@@ -73,10 +76,5 @@
       <Private>False</Private>
     </ProjectReference>
   </ItemGroup>
-  <ItemGroup>
-    <EmbeddedResource Include="Src\Service\ExceptionForm.resx">
-      <DependentUpon>ExceptionForm.cs</DependentUpon>
-    </EmbeddedResource>
-  </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSHARP.Targets" />
 </Project>

src/AddIns/Misc/Debugger/Debugger.Core/Project/Debugger.Core.csproj

@@ -1,4 +1,4 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -9,8 +9,6 @@
     <RootNamespace>Debugger.Core</RootNamespace>
     <AssemblyName>Debugger.Core</AssemblyName>
     <WarningLevel>4</WarningLevel>
-    <AssemblyOriginatorKeyFile />
-    <AssemblyKeyProviderName />
     <AssemblyOriginatorKeyMode>File</AssemblyOriginatorKeyMode>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">

src/AddIns/Misc/Debugger/TreeListView/Project/TreeListView.csproj

@@ -1,4 +1,4 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>

src/Libraries/DockPanel_Src/WinFormsUI/WinFormsUI.csproj

@@ -1,4 +1,4 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <ProjectType>Local</ProjectType>
     <ProductVersion>8.0.41115</ProductVersion>
@@ -6,10 +6,6 @@
     <ProjectGuid>{D3C782BA-178E-4235-A3BA-8C11DEBB6BEE}</ProjectGuid>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ApplicationIcon>
-    </ApplicationIcon>
-    <AssemblyKeyContainerName>
-    </AssemblyKeyContainerName>
     <AssemblyName>WeifenLuo.WinFormsUI.Docking</AssemblyName>
     <AssemblyOriginatorKeyFile>..\..\..\Main\Core\Project\Resources\ICSharpCode.Core.snk</AssemblyOriginatorKeyFile>
     <DefaultClientScript>JScript</DefaultClientScript>
@@ -19,10 +15,6 @@
     <OutputType>Library</OutputType>
     <RootNamespace>WeifenLuo.WinFormsUI</RootNamespace>
     <RunPostBuildEvent>OnBuildSuccess</RunPostBuildEvent>
-    <StartupObject>
-    </StartupObject>
-    <FileUpgradeFlags>
-    </FileUpgradeFlags>
     <SignAssembly>true</SignAssembly>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -30,15 +22,11 @@
     <AllowUnsafeBlocks>false</AllowUnsafeBlocks>
     <BaseAddress>285212672</BaseAddress>
     <CheckForOverflowUnderflow>false</CheckForOverflowUnderflow>
-    <ConfigurationOverrideFile>
-    </ConfigurationOverrideFile>
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <DocumentationFile>bin\Debug\CodeDoc.xml</DocumentationFile>
     <DebugSymbols>true</DebugSymbols>
     <FileAlignment>4096</FileAlignment>
     <NoStdLib>false</NoStdLib>
-    <NoWarn>
-    </NoWarn>
     <Optimize>false</Optimize>
     <RegisterForComInterop>false</RegisterForComInterop>
     <RemoveIntegerChecks>false</RemoveIntegerChecks>
@@ -50,16 +38,10 @@
     <AllowUnsafeBlocks>false</AllowUnsafeBlocks>
     <BaseAddress>285212672</BaseAddress>
     <CheckForOverflowUnderflow>false</CheckForOverflowUnderflow>
-    <ConfigurationOverrideFile>
-    </ConfigurationOverrideFile>
     <DefineConstants>TRACE</DefineConstants>
-    <DocumentationFile>
-    </DocumentationFile>
     <DebugSymbols>false</DebugSymbols>
     <FileAlignment>4096</FileAlignment>
     <NoStdLib>false</NoStdLib>
-    <NoWarn>
-    </NoWarn>
     <Optimize>true</Optimize>
     <RegisterForComInterop>false</RegisterForComInterop>
     <RemoveIntegerChecks>false</RemoveIntegerChecks>
@@ -90,12 +72,9 @@
     <Compile Include="AssemblyInfo.cs">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="Controls\InertButton.cs">
-    </Compile>
-    <Compile Include="Docking\AutoHideWindow.cs">
-    </Compile>
-    <Compile Include="Docking\AutoHideWindowSplitter.cs">
-    </Compile>
+    <Compile Include="Controls\InertButton.cs" />
+    <Compile Include="Docking\AutoHideWindow.cs" />
+    <Compile Include="Docking\AutoHideWindowSplitter.cs" />
     <Compile Include="Docking\DisplayingDockList.cs">
       <SubType>Code</SubType>
     </Compile>
@@ -120,28 +99,23 @@
     <Compile Include="Docking\DockPaneCollection.cs">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="Docking\DockPanel.cs">
-    </Compile>
+    <Compile Include="Docking\DockPanel.cs" />
     <Compile Include="Docking\DockPanelPersist.cs">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="Docking\DockPaneSplitter.cs">
-    </Compile>
-    <Compile Include="Docking\DockWindow.cs">
-    </Compile>
+    <Compile Include="Docking\DockPaneSplitter.cs" />
+    <Compile Include="Docking\DockWindow.cs" />
     <Compile Include="Docking\DockWindowCollection.cs">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="Docking\DockWindowSplitter.cs">
-    </Compile>
+    <Compile Include="Docking\DockWindowSplitter.cs" />
     <Compile Include="Docking\DragHandler.cs">
       <SubType>Code</SubType>
     </Compile>
     <Compile Include="Docking\DragHandlerBase.cs">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="Docking\DummyControl.cs">
-    </Compile>
+    <Compile Include="Docking\DummyControl.cs" />
     <Compile Include="Docking\Enums.cs">
       <SubType>Code</SubType>
     </Compile>
@@ -166,8 +140,7 @@
     <Compile Include="Docking\NestedDockingStatus.cs">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="Docking\SplitterBase.cs">
-    </Compile>
+    <Compile Include="Docking\SplitterBase.cs" />
     <Compile Include="Helpers\DrawHelper.cs">
       <SubType>Code</SubType>
     </Compile>
@@ -203,6 +176,11 @@
     <EmbeddedResource Include="Resources\DockPane.ToolWindowCloseDisabled.bmp" />
     <EmbeddedResource Include="Resources\DockPane.ToolWindowCloseEnabled.bmp" />
     <EmbeddedResource Include="Strings.resX" />
+    <None Include="..\..\..\Main\Core\Project\Resources\ICSharpCode.Core.snk">
+      <Link>ICSharpCode.Core.snk</Link>
+    </None>
+  </ItemGroup>
+  <ItemGroup>
     <Content Include="Controls\CodeDoc\InertButton.xml" />
     <Content Include="Docking\CodeDoc\DisplayingDockList.xml" />
     <Content Include="Docking\CodeDoc\DockContent.xml" />
@@ -219,20 +197,7 @@
     <Content Include="Docking\CodeDoc\FloatWindowCollection.xml" />
     <Content Include="Docking\CodeDoc\Interfaces.xml" />
     <Content Include="Docking\CodeDoc\NestedDockingStatus.xml" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="..\..\..\Main\Core\Project\Resources\ICSharpCode.Core.snk">
-      <Link>ICSharpCode.Core.snk</Link>
-    </None>
-  </ItemGroup>
-  <ItemGroup>
     <Folder Include="Configuration\" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSHARP.Targets" />
-  <PropertyGroup>
-    <PreBuildEvent>
-    </PreBuildEvent>
-    <PostBuildEvent>
-    </PostBuildEvent>
-  </PropertyGroup>
 </Project>

src/Libraries/DockPanel_Src/WinFormsUI/WinFormsUI.csproj.user

@@ -1,14 +1,8 @@
-<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <LastOpenVersion>8.0.41115</LastOpenVersion>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ReferencePath>
-    </ReferencePath>
-    <CopyProjectDestinationFolder>
-    </CopyProjectDestinationFolder>
-    <CopyProjectUncPath>
-    </CopyProjectUncPath>
     <CopyProjectOption>0</CopyProjectOption>
     <ProjectView>ProjectFiles</ProjectView>
     <ProjectTrust>0</ProjectTrust>
@@ -19,19 +13,7 @@
     <EnableUnmanagedDebugging>false</EnableUnmanagedDebugging>
     <EnableSQLServerDebugging>false</EnableSQLServerDebugging>
     <RemoteDebugEnabled>false</RemoteDebugEnabled>
-    <RemoteDebugMachine>
-    </RemoteDebugMachine>
     <StartAction>Project</StartAction>
-    <StartArguments>
-    </StartArguments>
-    <StartPage>
-    </StartPage>
-    <StartProgram>
-    </StartProgram>
-    <StartURL>
-    </StartURL>
-    <StartWorkingDirectory>
-    </StartWorkingDirectory>
     <StartWithIE>true</StartWithIE>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
@@ -40,19 +22,7 @@
     <EnableUnmanagedDebugging>false</EnableUnmanagedDebugging>
     <EnableSQLServerDebugging>false</EnableSQLServerDebugging>
     <RemoteDebugEnabled>false</RemoteDebugEnabled>
-    <RemoteDebugMachine>
-    </RemoteDebugMachine>
     <StartAction>Project</StartAction>
-    <StartArguments>
-    </StartArguments>
-    <StartPage>
-    </StartPage>
-    <StartProgram>
-    </StartProgram>
-    <StartURL>
-    </StartURL>
-    <StartWorkingDirectory>
-    </StartWorkingDirectory>
     <StartWithIE>false</StartWithIE>
   </PropertyGroup>
 </Project>

src/Libraries/NRefactory/Project/NRefactory.csproj

@@ -4,7 +4,7 @@
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
     <ProductVersion>8.0.41115</ProductVersion>
     <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{3a9ae6aa-bc07-4a2f-972c-581e3ae2f195}</ProjectGuid>
+    <ProjectGuid>{3A9AE6AA-BC07-4A2F-972C-581E3AE2F195}</ProjectGuid>
     <RootNamespace>NewProject</RootNamespace>
     <AssemblyName>ICSharpCode.NRefactory</AssemblyName>
     <OutputTarget>Library</OutputTarget>

src/Main/Base/Project/ICSharpCode.SharpDevelop.csproj

@@ -19,9 +19,9 @@
     <Optimize>False</Optimize>
     <CheckForOverflowUnderflow>True</CheckForOverflowUnderflow>
     <OutputPath>..\..\..\..\bin\</OutputPath>
-    <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
+    <TreatWarningsAsErrors>False</TreatWarningsAsErrors>
     <RunFxCop>false</RunFxCop>
-    <WarningLevel>0</WarningLevel>
+    <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugSymbols>False</DebugSymbols>
@@ -29,7 +29,8 @@
     <AllowUnsafeBlocks>True</AllowUnsafeBlocks>
     <CheckForOverflowUnderflow>True</CheckForOverflowUnderflow>
     <OutputPath>..\..\..\..\bin\</OutputPath>
-    <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
+    <TreatWarningsAsErrors>False</TreatWarningsAsErrors>
+    <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="ICSharpCode.SharpZipLib, Version=0.82.0.1709, Culture=neutral, PublicKeyToken=1b03e6acf1164f73">
@@ -617,8 +618,9 @@
     <Compile Include="Src\Project\AbstractProject.cs" />
     <Compile Include="Src\Dom\XmlDoc.cs" />
     <Compile Include="Src\Services\ParserService\ProjectContentRegistry.cs" />
-    <Compile Include="Src\Dom\NRefactoryResolver\FilePosition.cs" />
     <Compile Include="Src\Dom\ResolveResult.cs" />
+    <Compile Include="Src\TextEditor\Commands\NavigationCommands.cs" />
+    <Compile Include="Src\Dom\FilePosition.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\..\Libraries\DockPanel_Src\WinFormsUI\WinFormsUI.csproj">

src/Main/Base/Project/ICSharpCode.SharpDevelop.csproj.user

@@ -1,4 +1,4 @@
-<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' " />
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' " />
   <PropertyGroup>

src/Main/Base/Project/Src/Dom/FilePosition.cs

@@ -10,20 +10,32 @@
 using System;
 using System.Drawing;
 
-namespace ICSharpCode.SharpDevelop.Dom.NRefactoryResolver
+namespace ICSharpCode.SharpDevelop.Dom
 {
 	/// <summary>
 	/// Description of SearchDefinition.
 	/// </summary>
 	public class FilePosition
 	{
-		string filename = "";
-		Point position = new Point(0, 0);
+		string filename;
+		Point position;
 		
 		public FilePosition(string filename, Point position)
 		{
 			this.filename = filename;
 			this.position = position;
 		}
+		
+		public string Filename {
+			get {
+				return filename;
+			}
+		}
+		
+		public Point Position {
+			get {
+				return position;
+			}
+		}
 	}
 }

src/Main/Base/Project/Src/Dom/IMember.cs

@@ -29,9 +29,5 @@ namespace ICSharpCode.SharpDevelop.Dom
 		IReturnType ReturnType {
 			get;
 		}
-
-		IClass DeclaringType {
-			get;
-		}
 	}
 }

src/Main/Base/Project/Src/Dom/Implementations/AbstractMember.cs

@@ -12,9 +12,8 @@ namespace ICSharpCode.SharpDevelop.Dom
 	[Serializable]
 	public abstract class AbstractMember : AbstractNamedEntity, IMember
 	{
-		protected IClass declaringType;
 		protected IReturnType returnType;
-		protected IRegion          region;
+		protected IRegion     region;
 		
 		public virtual IRegion Region {
 			get {
@@ -22,12 +21,6 @@ namespace ICSharpCode.SharpDevelop.Dom
 			}
 		}
 		
-		public IClass DeclaringType {
-			get {
-				return declaringType;
-			}
-		}
-		
 		public virtual IReturnType ReturnType {
 			get {
 				return returnType;
@@ -36,9 +29,9 @@ namespace ICSharpCode.SharpDevelop.Dom
 				returnType = value;
 			}
 		}
+		
 		public AbstractMember(IClass declaringType) : base(declaringType)
 		{
 		}
-
 	}
 }

src/Main/Base/Project/Src/Dom/NRefactoryResolver/NRefactoryResolver.cs

@@ -208,12 +208,12 @@ namespace ICSharpCode.SharpDevelop.Dom.NRefactoryResolver
 			if (var != null) {
 				IReturnType type = GetVariableType(var);
 				IField field = new LocalVariableField(type, identifier, null, callingClass);
-				return new LocalResolveResult(callingClass, callingMember, field, false);
+				return new LocalResolveResult(callingMember, field, false);
 			}
 			IParameter para = SearchMethodParameter(identifier);
 			if (para != null) {
 				IField field = new LocalVariableField(para.ReturnType, para.Name, para.Region, callingClass);
-				return new LocalResolveResult(callingClass, callingMember, field, true);
+				return new LocalResolveResult(callingMember, field, true);
 			}
 			IMember member = GetMember(callingClass, identifier);
 			if (member != null) {

src/Main/Base/Project/Src/Dom/ResolveResult.cs

@@ -8,6 +8,7 @@
 using System;
 using System.Collections;
 using System.Collections.Generic;
+using System.Drawing;
 
 using ICSharpCode.SharpDevelop.Project;
 using ICSharpCode.Core;
@@ -79,6 +80,12 @@ namespace ICSharpCode.SharpDevelop.Dom
 				return null;
 			return c.GetAccessibleMembers(callingClass, false);
 		}
+		
+		public virtual FilePosition GetDefinitionPosition()
+		{
+			// this is only possible on some subclasses of ResolveResult
+			return null;
+		}
 	}
 	#endregion
 	
@@ -96,8 +103,8 @@ namespace ICSharpCode.SharpDevelop.Dom
 		IField field;
 		bool isParameter;
 		
-		public LocalResolveResult(IClass callingClass, IMember callingMember, IField field, bool isParameter)
-			: base(callingClass, callingMember, field.ReturnType)
+		public LocalResolveResult(IMember callingMember, IField field, bool isParameter)
+			: base(callingMember.DeclaringType, callingMember, field.ReturnType)
 		{
 			if (callingMember == null)
 				throw new ArgumentNullException("callingMember");
@@ -124,6 +131,24 @@ namespace ICSharpCode.SharpDevelop.Dom
 				return isParameter;
 			}
 		}
+		
+		public override FilePosition GetDefinitionPosition()
+		{
+			ICompilationUnit cu = this.CallingClass.CompilationUnit;
+			if (cu == null) {
+				Console.WriteLine("callingClass.CompilationUnit is null");
+				return null;
+			}
+			if (cu.FileName == null || cu.FileName.Length == 0) {
+				Console.WriteLine("callingClass.CompilationUnit.FileName is empty");
+				return null;
+			}
+			IRegion reg = field.Region;
+			if (reg != null)
+				return new FilePosition(cu.FileName, new Point(reg.BeginLine, reg.BeginColumn));
+			else
+				return new FilePosition(cu.FileName, Point.Empty);
+		}
 	}
 	#endregion
 	
@@ -203,6 +228,24 @@ namespace ICSharpCode.SharpDevelop.Dom
 			else
 				return resolvedClass.GetAccessibleMembers(this.CallingClass, true);
 		}
+		
+		public override FilePosition GetDefinitionPosition()
+		{
+			ICompilationUnit cu = resolvedClass.CompilationUnit;
+			if (cu == null) {
+				Console.WriteLine("resolvedClass.CompilationUnit is null");
+				return null;
+			}
+			if (cu.FileName == null || cu.FileName.Length == 0) {
+				Console.WriteLine("resolvedClass.CompilationUnit.FileName is empty");
+				return null;
+			}
+			IRegion reg = resolvedClass.Region;
+			if (reg != null)
+				return new FilePosition(cu.FileName, new Point(reg.BeginLine, reg.BeginColumn));
+			else
+				return new FilePosition(cu.FileName, Point.Empty);
+		}
 	}
 	#endregion
 	
@@ -243,6 +286,29 @@ namespace ICSharpCode.SharpDevelop.Dom
 				return resolvedMember;
 			}
 		}
+		
+		public override FilePosition GetDefinitionPosition()
+		{
+			IClass declaringType = resolvedMember.DeclaringType;
+			if (declaringType == null) {
+				Console.WriteLine("declaringType is null");
+				return null;
+			}
+			ICompilationUnit cu = declaringType.CompilationUnit;
+			if (cu == null) {
+				Console.WriteLine("declaringType.CompilationUnit is null");
+				return null;
+			}
+			if (cu.FileName == null || cu.FileName.Length == 0) {
+				Console.WriteLine("declaringType.CompilationUnit.FileName is empty");
+				return null;
+			}
+			IRegion reg = resolvedMember.Region;
+			if (reg != null)
+				return new FilePosition(cu.FileName, new Point(reg.BeginLine, reg.BeginColumn));
+			else
+				return new FilePosition(cu.FileName, Point.Empty);
+		}
 	}
 	#endregion
 	

src/Main/Base/Project/Src/TextEditor/Actions.cs

@@ -16,6 +16,7 @@ using ICSharpCode.TextEditor.Actions;
 using ICSharpCode.TextEditor;
 using ICSharpCode.TextEditor.Gui.CompletionWindow;
 using ICSharpCode.SharpDevelop.Gui;
+using ICSharpCode.SharpDevelop.Dom;
 
 namespace ICSharpCode.SharpDevelop.DefaultEditor.Actions
 {
@@ -41,4 +42,39 @@ namespace ICSharpCode.SharpDevelop.DefaultEditor.Actions
 			                                                                       sdtac.CreateCodeCompletionDataProvider(true), '\0');
 		}
 	}
+	
+	public class GoToDefinition : AbstractEditAction
+	{
+		public override void Execute(TextArea textArea)
+		{
+			TextEditorControl textEditorControl = textArea.MotherTextEditorControl;
+			IDocument document = textEditorControl.Document;
+			string textContent = document.TextContent;
+			
+			int caretLineNumber = document.GetLineNumberForOffset(textEditorControl.ActiveTextAreaControl.Caret.Offset) + 1;
+			int caretColumn     = textEditorControl.ActiveTextAreaControl.Caret.Offset - document.GetLineSegment(caretLineNumber - 1).Offset + 1;
+			
+			IExpressionFinder expressionFinder = ParserService.GetExpressionFinder(textEditorControl.FileName);
+			if (expressionFinder == null)
+				return;
+			string expression = expressionFinder.FindFullExpression(textContent, textEditorControl.ActiveTextAreaControl.Caret.Offset);
+			if (expression == null || expression.Length == 0)
+				return;
+			ResolveResult result = ParserService.Resolve(expression, caretLineNumber, caretColumn, textEditorControl.FileName, textContent);
+			if (result != null) {
+				FilePosition pos = result.GetDefinitionPosition();
+				if (pos != null) {
+					try {
+						if (pos.Position.IsEmpty)
+							FileService.OpenFile(pos.Filename);
+						else
+							FileService.JumpToFilePosition(pos.Filename, pos.Position.X - 1, pos.Position.Y - 1);
+					} catch (Exception ex) {
+						Console.WriteLine("Error jumping to '" + pos.Filename + "':\n" + ex.ToString());
+						MessageBox.Show("Error jumping to '" + pos.Filename + "':\n" + ex.ToString());
+					}
+				}
+			}
+		}
+	}
 }

src/Main/Base/Project/Src/TextEditor/Commands/NavigationCommands.cs

@@ -0,0 +1,32 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Daniel Grunwald" email="daniel@danielgrunwald.de"/>
+//     <version value="$version"/>
+// </file>
+
+using System;
+
+using ICSharpCode.TextEditor;
+using ICSharpCode.TextEditor.Actions;
+
+namespace ICSharpCode.SharpDevelop.DefaultEditor.Commands
+{
+	public class GoToDefinition : AbstractEditActionMenuCommand
+	{
+		public override IEditAction EditAction {
+			get {
+				// TODO: use click position instead of cursor position
+				return new ICSharpCode.SharpDevelop.DefaultEditor.Actions.GoToDefinition();
+			}
+		}
+	}
+	/*
+			IWorkbenchWindow window = WorkbenchSingleton.Workbench.ActiveWorkbenchWindow;
+			
+			if (window == null || !(window.ViewContent is ITextEditorControlProvider)) {
+				return;
+			}
+			TextEditorControl textEditorControl = ((ITextEditorControlProvider)window.ViewContent).TextEditorControl;
+	*/
+}

src/Main/Base/Test/ICSharpCode.SharpDevelop.Tests.csproj

@@ -13,11 +13,6 @@
     <NoConfig>False</NoConfig>
     <RunPostBuildEvent>OnSuccessfulBuild</RunPostBuildEvent>
     <OutputType>Library</OutputType>
-    <StartupObject />
-    <ApplicationIcon />
-    <Win32Resource />
-    <AssemblyOriginatorKeyFile />
-    <AssemblyKeyProviderName />
     <AssemblyOriginatorKeyMode>File</AssemblyOriginatorKeyMode>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">

src/Main/Base/Test/NRefactoryResolverTests.cs

@@ -237,5 +237,31 @@ interface IInterface2 {
 			}
 			Assert.Fail("Method2 not found");
 		}
+		
+		[Test]
+		public void InvalidMethodCallTest()
+		{
+			string program = @"class A {
+	void Method(string b) {
+		
+	}
+}
+";
+			ResolveResult result = Resolve(program, "b.ThisMethodDoesNotExistOnString()", 3, 24);
+			Assert.IsNull(result, "result");
+		}
+		
+		[Test]
+		public void InvalidConstructorCallTest()
+		{
+			string program = @"class A {
+	void Method() {
+		
+	}
+}
+";
+			ResolveResult result = Resolve(program, "new ThisClassDoesNotExist()", 3, 24);
+			Assert.IsNull(result, "result");
+		}
 	}
 }

src/Main/Core/Project/ICSharpCode.Core.csproj

@@ -18,7 +18,8 @@
     <DebugSymbols>True</DebugSymbols>
     <CheckForOverflowUnderflow>True</CheckForOverflowUnderflow>
     <OutputPath>..\..\..\..\bin\</OutputPath>
-    <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
+    <TreatWarningsAsErrors>False</TreatWarningsAsErrors>
+    <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugSymbols>False</DebugSymbols>
@@ -26,7 +27,8 @@
     <AllowUnsafeBlocks>False</AllowUnsafeBlocks>
     <CheckForOverflowUnderflow>False</CheckForOverflowUnderflow>
     <OutputPath>..\..\..\..\bin\</OutputPath>
-    <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
+    <TreatWarningsAsErrors>False</TreatWarningsAsErrors>
+    <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />