From 63ef570ea43f1576e1647e218e0fc9b99d2be79d Mon Sep 17 00:00:00 2001
From: Daniel Grunwald <daniel@danielgrunwald.de>
Date: Wed, 6 Sep 2006 17:30:41 +0000
Subject: [PATCH] Fixed SD2-1042: Microsoft sample for VB v1.0 hangs #Develop.
 - DependentUpon cycles are now broken up.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@1769 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61
---
 .../SharpDbTools/Project/SharpDbTools.csproj  |  3 +++
 .../ProjectBrowser/TreeNodes/DirectoryNode.cs | 23 +++++++++++++++----
 2 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/src/AddIns/Misc/SharpDbTools/Project/SharpDbTools.csproj b/src/AddIns/Misc/SharpDbTools/Project/SharpDbTools.csproj
index 0cb15f8af4..c6cec9e840 100644
--- a/src/AddIns/Misc/SharpDbTools/Project/SharpDbTools.csproj
+++ b/src/AddIns/Misc/SharpDbTools/Project/SharpDbTools.csproj
@@ -70,6 +70,9 @@
     <EmbeddedResource Include="Src\GetConnectionLogicalNameDialog.resx">
       <DependentUpon>GetConnectionLogicalNameDialog.cs</DependentUpon>
     </EmbeddedResource>
+    <Compile Include="..\..\..\..\Main\GlobalAssemblyInfo.cs">
+      <Link>Configuration\GlobalAssemblyInfo.cs</Link>
+    </Compile>
     <Compile Include="Src\Viewer\TableDescribeViewContent.cs" />
   </ItemGroup>
   <ItemGroup>
diff --git a/src/Main/Base/Project/Src/Gui/Pads/ProjectBrowser/TreeNodes/DirectoryNode.cs b/src/Main/Base/Project/Src/Gui/Pads/ProjectBrowser/TreeNodes/DirectoryNode.cs
index 6af5b606a2..8289f5ae80 100644
--- a/src/Main/Base/Project/Src/Gui/Pads/ProjectBrowser/TreeNodes/DirectoryNode.cs
+++ b/src/Main/Base/Project/Src/Gui/Pads/ProjectBrowser/TreeNodes/DirectoryNode.cs
@@ -411,14 +411,29 @@ namespace ICSharpCode.SharpDevelop.Project
 				}
 				AbstractProjectBrowserTreeNode parentNode = fileNodeDictionary[fileName];
 				pair.Key.Parent.Nodes.Remove(pair.Key);
-				pair.Key.AddTo(parentNode);
-				if (pair.Key.FileNodeStatus != FileNodeStatus.Missing) {
-					pair.Key.FileNodeStatus = FileNodeStatus.BehindFile;
+				if (NodeIsParent(parentNode, pair.Key)) {
+					// is pair.Key a parent of parentNode?
+					// if yes, we have a parent cycle - break it by adding one node to the directory
+					pair.Key.AddTo(this);
+				} else {
+					pair.Key.AddTo(parentNode);
+					if (pair.Key.FileNodeStatus != FileNodeStatus.Missing) {
+						pair.Key.FileNodeStatus = FileNodeStatus.BehindFile;
+					}
 				}
 			}
 			base.Initialize();
 		}
-
+		
+		static bool NodeIsParent(TreeNode childNode, TreeNode parentNode)
+		{
+			do {
+				if (childNode == parentNode) return true;
+				childNode = childNode.Parent;
+			} while (childNode != null);
+			return false;
+		}
+		
 		protected void BaseInitialize()
 		{
 			base.Initialize();