Fixed SD2-613: Renaming a solution generates a Not Implemented exception.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@949 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/DisplayBindings/FormsDesigner/Project/Src/DesignerViewContent.cs

@@ -211,7 +211,9 @@ namespace ICSharpCode.FormsDesigner
 		void UnloadDesigner()
 		{
 			generator.Detach();
+			bool savedIsDirty = viewContent.IsDirty;
 			p.Controls.Clear();
+			viewContent.IsDirty = savedIsDirty;
 			// We cannot dispose the design surface now because of SD2-451:
 			// When the switch to the source view was triggered by a double-click on an event
 			// in the PropertyPad, "InvalidOperationException: The container cannot be disposed
@@ -250,11 +252,13 @@ namespace ICSharpCode.FormsDesigner
 				failedDesignerInitialize = false;
 				LoadDesigner();
 				
+				bool savedIsDirty = viewContent.IsDirty;
 				if (designSurface != null && p.Controls.Count == 0) {
 					Control designer = designSurface.View as Control;
 					designer.Dock = DockStyle.Fill;
 					p.Controls.Add(designer);
 				}
+				viewContent.IsDirty = savedIsDirty;
 			} catch (Exception e) {
 				failedDesignerInitialize = true;
 				TextBox errorText = new TextBox();

src/Main/Base/Project/Src/Gui/Pads/ProjectBrowser/TreeNodes/SolutionFolderNode.cs

@@ -85,7 +85,7 @@ namespace ICSharpCode.SharpDevelop.Project
 		
 		public void AddItem(string fileName)
 		{
-			string relativeFileName = FileUtility.GetRelativePath(Path.GetDirectoryName(solution.FileName), fileName);
+			string relativeFileName = FileUtility.GetRelativePath(solution.Directory, fileName);
 			SolutionItem newItem = new SolutionItem(relativeFileName, relativeFileName);
 			folder.SolutionItems.Items.Add(newItem);
 			new SolutionItemNode(solution, newItem).AddTo(this);

src/Main/Base/Project/Src/Gui/Pads/ProjectBrowser/TreeNodes/SolutionNode.cs

@@ -46,19 +46,41 @@ namespace ICSharpCode.SharpDevelop.Project
 			Tag = solution;
 		}
 		
+		public override void BeforeLabelEdit()
+		{
+			Text = solution.Name;
+		}
+		
+		public override void AfterLabelEdit(string newName)
+		{
+			try {
+				if (solution.Name == newName)
+					return;
+				if (!FileService.CheckFileName(newName))
+					return;
+				string newFileName = Path.Combine(solution.Directory, newName + ".sln");
+				if (File.Exists(newFileName)) {
+					MessageService.ShowError("The file " + newFileName + " already exists.");
+					return;
+				}
+				FileService.RenameFile(solution.FileName, newFileName, false);
+				solution.FileName = newFileName;
+				solution.Name = newName;
+			} finally {
+				Text = "Solution " + solution.Name;
+			}
+		}
+		
 		public void AddItem(string fileName)
 		{
 			throw new NotImplementedException();
-//			string relativeFileName = FileUtility.GetRelativePath(Path.GetDirectoryName(solution.FileName), fileName);
-//			folder.SolutionItems.Items.Add(new SolutionItem(relativeFileName, relativeFileName));
-//			new FileNode(fileName, FileNodeStatus.InProject).AddTo(this);
+			
+			//string relativeFileName = FileUtility.GetRelativePath(solution.Directory, fileName);
+			//SolutionItem newItem = new SolutionItem(relativeFileName, relativeFileName);
+			//this.Container.SolutionItems.Items.Add(newItem);
+			//new SolutionItemNode(solution, newItem).AddTo(this);
 		}
 		
-//		protected override void Initialize()
-//		{
-//			base.Initialize();
-//		}
-		
 		#region Drag & Drop
 		public override DragDropEffects GetDragDropEffect(IDataObject dataObject, DragDropEffects proposedEffect)
 		{

src/Main/Base/Project/Src/Project/Solution/Solution.cs

@@ -142,6 +142,9 @@ namespace ICSharpCode.SharpDevelop.Project
 			get {
 				return fileName;
 			}
+			set {
+				fileName = value;
+			}
 		}
 		
 		public string Directory {