Handle sequence points with no filename when opening a file from the Code Coverage window.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@6443 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/Analysis/CodeCoverage/Project/Src/CodeCoverageClassTreeNode.cs

@@ -20,22 +20,34 @@ namespace ICSharpCode.CodeCoverage
 
 		public override void ActivateItem()
 		{
-			if (Nodes.Count > 0) {
-				CodeCoverageMethodTreeNode methodNode = Nodes[0] as CodeCoverageMethodTreeNode;
-				if (methodNode != null && methodNode.Method.SequencePoints.Count > 0) {
-					FileService.OpenFile(methodNode.Method.SequencePoints[0].Document);
+			foreach (CodeCoverageTreeNode node in Nodes) {
+				CodeCoverageMethodTreeNode methodNode = node as CodeCoverageMethodTreeNode;
+				CodeCoverageMethodsTreeNode methodsNode = node as CodeCoverageMethodsTreeNode;
+				
+				bool openedFile = false;
+				if (methodNode != null) {
+					openedFile = OpenFile(methodNode.Method.SequencePoints);
+				} else if ((methodsNode != null) && (methodsNode.Methods.Count > 0)) {
+					openedFile = OpenFile(methodsNode.Methods[0].SequencePoints);
 				}
-				// when the first node is a property:
-				CodeCoverageMethodsTreeNode methodsNode = Nodes[0] as CodeCoverageMethodsTreeNode;
-				if (methodsNode != null && methodsNode.Methods.Count > 0) {
-					var sequencePoints = methodsNode.Methods[0].SequencePoints;
-					if (sequencePoints != null) {
-						FileService.OpenFile(sequencePoints[0].Document);
-					}
+				
+				if (openedFile) {
+					break;
 				}
 			}
 		}
 		
+		bool OpenFile(List<CodeCoverageSequencePoint> sequencePoints)
+		{
+			foreach (CodeCoverageSequencePoint point in sequencePoints) {
+				if (point.HasDocument()) {
+					OpenFile(point.Document);
+					return true;
+				}
+			}
+			return false;
+		}
+		
 		protected override void Initialize()
 		{
 			Nodes.Clear();
@@ -51,7 +63,7 @@ namespace ICSharpCode.CodeCoverage
 				}
 			}
 			
-			// Add properties.
+			// Add properties.s
 			foreach (CodeCoverageProperty property in properties) {
 				CodeCoveragePropertyTreeNode node = new CodeCoveragePropertyTreeNode(property);
 				node.AddTo(this);

src/AddIns/Analysis/CodeCoverage/Project/Src/CodeCoverageMethodTreeNode.cs

@@ -43,7 +43,7 @@ namespace ICSharpCode.CodeCoverage
 					}
 				}
 				
-				FileService.JumpToFilePosition(firstSequencePoint.Document, line, column);
+				JumpToFilePosition(firstSequencePoint.Document, line, column);
 				
 			} else if (Parent != null) {
 				((ExtTreeNode)Parent).ActivateItem();

src/AddIns/Analysis/CodeCoverage/Project/Src/CodeCoverageTreeNode.cs

@@ -7,6 +7,8 @@
 
 using System;
 using System.Drawing;
+using System.IO;
+using ICSharpCode.SharpDevelop;
 using ICSharpCode.SharpDevelop.Gui;
 
 namespace ICSharpCode.CodeCoverage
@@ -135,6 +137,25 @@ namespace ICSharpCode.CodeCoverage
 		{
 			ExtTreeView treeView = (ExtTreeView)TreeView;
 			treeView.SortNodes(Nodes, false);
-		}				
+		}
+		
+		protected void OpenFile(string fileName)
+		{
+			if (FileExists(fileName)) {
+				FileService.OpenFile(fileName);
+			}
+		}
+		
+		bool FileExists(string fileName)
+		{
+			return !String.IsNullOrEmpty(fileName) && File.Exists(fileName);
+		}
+		
+		protected void JumpToFilePosition(string fileName, int line, int column)
+		{
+			if (FileExists(fileName)) {
+				FileService.JumpToFilePosition(fileName, line, column);
+			}
+		}
 	}
 }