public static TreeView CreateTreeViewFor_MethodMappingsView(this Control targetControl, ascx_SourceCodeViewer sourceCodeViewer)
		{
			targetControl.clear();
			var treeView = targetControl.add_TreeView()
						 				.sort();

			Action<MethodMapping> showMethodMapping = 
				(methodMapping)=>{
									if (methodMapping.File.valid()) 
									{
										sourceCodeViewer.open(methodMapping.File);
										sourceCodeViewer.editor().clearMarkers();
										sourceCodeViewer.editor().caret(methodMapping.Start_Line,methodMapping.Start_Column); 
										sourceCodeViewer.editor().selectTextWithColor(methodMapping.Start_Line,
																					  methodMapping.Start_Column, 
																					  methodMapping.End_Line, 
																					  methodMapping.End_Column);
									}
								};
								
			treeView.afterSelect<MethodMapping>(showMethodMapping);
			treeView.afterSelect<List<MethodMapping>>(
				(methodMappings)=>showMethodMapping(methodMappings[0]));
				
			return treeView;										 
		}