Add ShowCFGContextMenuEntry - requires GraphViz dot.exe in PATH.

ICSharpCode.Decompiler/Properties/AssemblyInfo.template.cs

@@ -19,6 +19,10 @@ using System.Diagnostics.CodeAnalysis;
 
 [assembly: InternalsVisibleTo("ICSharpCode.Decompiler.Tests, PublicKey=00240000048000009400000006020000002400005253413100040000010001004dcf3979c4e902efa4dd2163a039701ed5822e6f1134d77737296abbb97bf0803083cfb2117b4f5446a217782f5c7c634f9fe1fc60b4c11d62c5b3d33545036706296d31903ddcf750875db38a8ac379512f51620bb948c94d0831125fbc5fe63707cbb93f48c1459c4d1749eb7ac5e681a2f0d6d7c60fa527a3c0b8f92b02bf")]
 
+#if DEBUG
+[assembly: InternalsVisibleTo("ILSpy, PublicKey=00240000048000009400000006020000002400005253413100040000010001004dcf3979c4e902efa4dd2163a039701ed5822e6f1134d77737296abbb97bf0803083cfb2117b4f5446a217782f5c7c634f9fe1fc60b4c11d62c5b3d33545036706296d31903ddcf750875db38a8ac379512f51620bb948c94d0831125fbc5fe63707cbb93f48c1459c4d1749eb7ac5e681a2f0d6d7c60fa527a3c0b8f92b02bf")]
+#endif
+
 [assembly: SuppressMessage("Microsoft.Usage", "CA2243:AttributeStringLiteralsShouldParseCorrectly",
 	Justification = "AssemblyInformationalVersion does not need to be a parsable version")]
 

ILSpy/Commands/ShowCFGContextMenuEntry.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Windows;
+using ICSharpCode.Decompiler.FlowAnalysis;
+using ICSharpCode.Decompiler.IL;
+using ICSharpCode.Decompiler.IL.ControlFlow;
+
+namespace ICSharpCode.ILSpy.Commands
+{
+#if DEBUG
+	[ExportContextMenuEntry(Header = "DEBUG -- Show CFG")]
+	internal class ShowCFGContextMenuEntry : IContextMenuEntry
+	{
+		public void Execute(TextViewContext context)
+		{
+			try {
+				var container = (BlockContainer)context.Reference.Reference;
+				var cfg = new ControlFlowGraph(container);
+				ControlFlowNode.ExportGraph(cfg.cfg).Show();
+			} catch (Exception ex) {
+				MessageBox.Show("Error generating CFG - requires GraphViz dot.exe in PATH" + Environment.NewLine + Environment.NewLine + ex.ToString());
+			}
+		}
+
+		public bool IsEnabled(TextViewContext context)
+		{
+			return context.Reference?.Reference is BlockContainer;
+		}
+
+		public bool IsVisible(TextViewContext context)
+		{
+			return context.Reference?.Reference is BlockContainer;
+		}
+	}
+#endif
+}

ILSpy/ILSpy.csproj

@@ -109,6 +109,7 @@
     <Compile Include="Commands\OpenListCommand.cs" />
     <Compile Include="Commands\Pdb2XmlCommand.cs" />
     <Compile Include="Commands\RemoveAssembliesWithLoadErrors.cs" />
+    <Compile Include="Commands\ShowCFGContextMenuEntry.cs" />
     <Compile Include="Commands\ShowDebugSteps.cs" />
     <Compile Include="Commands\SortAssemblyListCommand.cs" />
     <Compile Include="Controls\BoolToVisibilityConverter.cs" />