Bookmarks (and breakpoints) are saved in the project preferences.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@145 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/Libraries/ICSharpCode.TextEditor/Project/Src/Document/BookmarkManager/Bookmark.cs

@@ -25,7 +25,19 @@ namespace ICSharpCode.TextEditor.Document
 				return document;
 			}
 			set {
-				document = value;
+				if (document != value) {
+					document = value;
+					OnDocumentChanged(EventArgs.Empty);
+				}
+			}
+		}
+		
+		public event EventHandler DocumentChanged;
+		
+		protected virtual void OnDocumentChanged(EventArgs e)
+		{
+			if (DocumentChanged != null) {
+				DocumentChanged(this, e);
 			}
 		}
 		
@@ -35,8 +47,10 @@ namespace ICSharpCode.TextEditor.Document
 			}
 			set {
 				isEnabled = value;
-				document.RequestUpdate(new TextAreaUpdate(TextAreaUpdateType.SingleLine, lineNumber));
-				document.CommitUpdate();
+				if (document != null) {
+					document.RequestUpdate(new TextAreaUpdate(TextAreaUpdateType.SingleLine, lineNumber));
+					document.CommitUpdate();
+				}
 			}
 		}
 		
@@ -80,7 +94,7 @@ namespace ICSharpCode.TextEditor.Document
 			this.lineNumber = lineNumber;
 			this.isEnabled  = isEnabled;
 		}
-	
+		
 		public virtual void Click(SWF.MouseButtons mouseButtons)
 		{
 			if (mouseButtons == SWF.MouseButtons.Left) {

src/Main/Base/Project/ICSharpCode.SharpDevelop.csproj

@@ -132,7 +132,6 @@
     <Compile Include="Src\Internal\Auswerter\WindowOpenAuswerter.cs" />
     <Compile Include="Src\Internal\Templates\Project\ProjectDescriptor.cs" />
     <Compile Include="Src\Internal\Templates\Project\CombineDescriptor.cs" />
-    <Compile Include="Src\Gui\IMementoCapable.cs" />
     <Compile Include="Src\Gui\IProgressMonitor.cs" />
     <Compile Include="Src\Gui\IViewContent.cs" />
     <Compile Include="Src\Gui\IWorkbench.cs" />
@@ -662,6 +661,7 @@
     <Compile Include="Src\Gui\BrowserDisplayBinding\ExtendedWebBrowser.cs">
       <SubType>Component</SubType>
     </Compile>
+    <Compile Include="Src\TextEditor\Bookmarks\BookmarkConverter.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\..\Libraries\DockPanel_Src\WinFormsUI\WinFormsUI.csproj">

src/Main/Base/Project/Src/Commands/FileCommands.cs

@@ -67,7 +67,7 @@ namespace ICSharpCode.SharpDevelop.Commands
 						
 						
 						ProjectService.MarkFileDirty(window.ViewContent.FileName);
-						FileUtility.ObservedSave(new FileOperationDelegate(window.ViewContent.Save), window.ViewContent.FileName);
+						FileUtility.ObservedSave(new FileOperationDelegate(window.ViewContent.Save), window.ViewContent.FileName, FileErrorPolicy.ProvideAlternative);
 					}
 				}
 			}

src/Main/Base/Project/Src/Gui/IMementoCapable.cs

@@ -1,30 +0,0 @@
-// <file>
-//     <copyright see="prj:///doc/copyright.txt"/>
-//     <license see="prj:///doc/license.txt"/>
-//     <owner name="Mike Krüger" email="mike@icsharpcode.net"/>
-//     <version value="$version"/>
-// </file>
-
-using ICSharpCode.Core;
-
-namespace ICSharpCode.SharpDevelop.Gui
-{
-	/// <summary>
-	/// This interface flags an object beeing "mementocapable". This means that the
-	/// state of the object could be saved to an <see cref="Properties"/> object
-	/// and set from a object from the same class.
-	/// This is used to save and restore the state of GUI objects.
-	/// </summary>
-	public interface IMementoCapable
-	{
-		/// <summary>
-		/// Creates a new memento from the state.
-		/// </summary>
-		Properties CreateMemento();
-		
-		/// <summary>
-		/// Sets the state to the given memento.
-		/// </summary>
-		void SetMemento(Properties memento);
-	}
-}

src/Main/Base/Project/Src/Gui/Workbench/DefaultWorkbench.cs

@@ -276,7 +276,7 @@ namespace ICSharpCode.SharpDevelop.Gui
 			string fullFileName = Path.Combine(directory, fileName);
 			
 			if (FileUtility.IsValidFileName(fullFileName)) {
-				FileUtility.ObservedSave(new NamedFileOperationDelegate(memento.Save), fullFileName, FileErrorPolicy.ProvideAlternative);
+				FileUtility.ObservedSave(new NamedFileOperationDelegate(memento.Save), fullFileName, FileErrorPolicy.Inform);
 			}
 		}
 		
@@ -371,8 +371,6 @@ namespace ICSharpCode.SharpDevelop.Gui
 		{
 			base.OnClosing(e);
 			
-			
-			ProjectService.SaveSolutionPreferences();
 			while (WorkbenchSingleton.Workbench.ViewContentCollection.Count > 0) {
 				IViewContent content = WorkbenchSingleton.Workbench.ViewContentCollection[0];
 				content.WorkbenchWindow.CloseWindow(false);
@@ -382,15 +380,6 @@ namespace ICSharpCode.SharpDevelop.Gui
 				}
 			}
 			ProjectService.CloseSolution();
-			
-			// TODO : Dirty Files Dialog
-			//			foreach (IViewContent content in ViewContentCollection) {
-			//				if (content.IsDirty) {
-			//					ICSharpCode.SharpDevelop.Gui.DirtyFilesDialog dfd = new ICSharpCode.SharpDevelop.Gui.DirtyFilesDialog();
-			//					e.Cancel = dfd.ShowDialog(ICSharpCode.SharpDevelop.Gui.WorkbenchSingleton.MainForm) == DialogResult.Cancel;
-			//					return;
-			//				}
-			//			}
 		}
 		
 		protected override void OnClosed(EventArgs e)

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

@@ -362,5 +362,28 @@ namespace ICSharpCode.SharpDevelop.Project
 		{
 			return null;
 		}
+		
+		
+		
+		/// <summary>
+		/// Saves project preferences (currently opened files, bookmarks etc.) to the
+		/// a property container.
+		/// </summary>
+		public virtual Properties CreateMemento()
+		{
+			Properties properties = new Properties();
+			properties.Set<ICSharpCode.SharpDevelop.Bookmarks.SDBookmark[]>("bookmarks", ICSharpCode.SharpDevelop.Bookmarks.BookmarkManager.GetProjectBookmarks(this).ToArray());
+			return properties;
+		}
+		
+		/// <summary>
+		/// Loads project preferences (currently opened files, bookmarks etc.).
+		/// </summary>
+		public virtual void SetMemento(Properties properties)
+		{
+			foreach (ICSharpCode.SharpDevelop.Bookmarks.SDBookmark mark in properties.Get<ICSharpCode.SharpDevelop.Bookmarks.SDBookmark[]>("bookmarks", new ICSharpCode.SharpDevelop.Bookmarks.SDBookmark[0])) {
+				ICSharpCode.SharpDevelop.Bookmarks.BookmarkManager.AddMark(mark);
+			}
+		}
 	}
 }

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

@@ -1,6 +1,7 @@
 using System;
 using System.CodeDom.Compiler;
 using System.Collections.Generic;
+using ICSharpCode.Core;
 
 namespace ICSharpCode.SharpDevelop.Project
 {
@@ -11,7 +12,7 @@ namespace ICSharpCode.SharpDevelop.Project
 		Module
 	};
 	
-	public interface IProject : ISolutionFolder, IDisposable
+	public interface IProject : ISolutionFolder, IDisposable, IMementoCapable
 	{
 		PropertyGroup BaseConfiguration {
 			get;

src/Main/Base/Project/Src/Services/ProjectService/ProjectService.cs

@@ -137,6 +137,16 @@ namespace ICSharpCode.SharpDevelop.Project
 		{
 			openSolution = Solution.Load(fileName);
 			OnSolutionLoaded(new SolutionEventArgs(openSolution));
+			try {
+				foreach (IProject project in openSolution.Projects) {
+					string file = GetPreferenceFileName(project);
+					if (FileUtility.IsValidFileName(file) && File.Exists(file)) {
+						project.SetMemento(Properties.Load(file));
+					}
+				}
+			} catch (Exception ex) {
+				MessageService.ShowError(ex);
+			}
 		}
 		
 		public static void SaveSolution()
@@ -150,9 +160,30 @@ namespace ICSharpCode.SharpDevelop.Project
 			}
 		}
 		
+		static string GetPreferenceFileName(IProject project)
+		{
+			string directory = PropertyService.ConfigDirectory + "preferences";
+			string fileName = project.FileName.Substring(3).Replace('/', '.').Replace('\\', '.').Replace(Path.DirectorySeparatorChar, '.');
+			string fullFileName = Path.Combine(directory, fileName + ".xml");
+			return fullFileName;
+		}
+		
 		public static void SaveSolutionPreferences()
 		{
-			// TODO:
+			string directory = PropertyService.ConfigDirectory + "preferences";
+			if (!Directory.Exists(directory)) {
+				Directory.CreateDirectory(directory);
+			}
+			
+			foreach (IProject project in OpenSolution.Projects) {
+				Properties memento = project.CreateMemento();
+				if (memento == null) continue;
+				
+				string fullFileName = GetPreferenceFileName(project);
+				if (FileUtility.IsValidFileName(fullFileName)) {
+					FileUtility.ObservedSave(new NamedFileOperationDelegate(memento.Save), fullFileName, FileErrorPolicy.Inform);
+				}
+			}
 		}
 		
 		public static void CloseSolution()
@@ -160,6 +191,7 @@ namespace ICSharpCode.SharpDevelop.Project
 			if (openSolution != null) {
 				OnSolutionClosing(new SolutionEventArgs(openSolution));
 				
+				SaveSolutionPreferences();
 				openSolution.Dispose();
 				openSolution = null;
 				
@@ -182,7 +214,7 @@ namespace ICSharpCode.SharpDevelop.Project
 		{
 			project.IsDirty = true;
 		}
-			
+		
 		static void OnCurrentProjectChanged(ProjectEventArgs e)
 		{
 			if (CurrentProjectChanged != null) {
@@ -218,14 +250,14 @@ namespace ICSharpCode.SharpDevelop.Project
 			}
 		}
 		
-		static void OnProjectConfigurationChanged(ProjectConfigurationEventArgs e) 
+		static void OnProjectConfigurationChanged(ProjectConfigurationEventArgs e)
 		{
 			if (ProjectConfigurationChanged != null) {
 				ProjectConfigurationChanged(null, e);
 			}
 		}
 		
-		static void OnSolutionConfigurationChanged(SolutionConfigurationEventArgs e) 
+		static void OnSolutionConfigurationChanged(SolutionConfigurationEventArgs e)
 		{
 			if (SolutionConfigurationChanged != null) {
 				SolutionConfigurationChanged(null, e);
@@ -246,7 +278,7 @@ namespace ICSharpCode.SharpDevelop.Project
 			}
 		}
 		
-		static void OnEndBuild(EventArgs e) 
+		static void OnEndBuild(EventArgs e)
 		{
 			if (EndBuild != null) {
 				EndBuild(null, e);
@@ -267,7 +299,7 @@ namespace ICSharpCode.SharpDevelop.Project
 			}
 		}
 		
-		static void OnSolutionFolderRemoved(SolutionFolderEventArgs e) 
+		static void OnSolutionFolderRemoved(SolutionFolderEventArgs e)
 		{
 			if (SolutionFolderRemoved != null) {
 				SolutionFolderRemoved(null, e);

src/Main/Base/Project/Src/TextEditor/Bookmarks/Bookmark.cs

@@ -6,6 +6,7 @@
 // </file>
 
 using System;
+using System.ComponentModel;
 using System.Collections;
 using System.Collections.Generic;
 using System.Drawing;
@@ -19,6 +20,7 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 	/// <summary>
 	/// Description of Bookmark.
 	/// </summary>
+	[TypeConverter(typeof(BookmarkConverter))]
 	public class SDBookmark : Bookmark
 	{
 		string fileName;

src/Main/Base/Project/Src/TextEditor/Bookmarks/BookmarkConverter.cs

@@ -0,0 +1,73 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Daniel Grunwald" email="daniel@danielgrunwald.de"/>
+//     <version value="$version"/>
+// </file>
+
+
+using System;
+using System.ComponentModel;
+using System.Text;
+using System.Globalization;
+using ICSharpCode.Core;
+using ICSharpCode.TextEditor.Document;
+
+namespace ICSharpCode.SharpDevelop.Bookmarks
+{
+	public sealed class BookmarkConverter : TypeConverter
+	{
+		public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
+		{
+			if (sourceType == typeof(string)) {
+				return true;
+			} else {
+				return base.CanConvertFrom(context, sourceType);
+			}
+		}
+		
+		public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
+		{
+			if (value is string) {
+				string[] v = ((string)value).Split('|');
+				string fileName = v[1];
+				int lineNumber = int.Parse(v[2], culture);
+				SDBookmark bookmark;
+				switch (v[0]) {
+					case "Breakpoint":
+						bookmark = new Breakpoint(null, fileName, lineNumber).Bookmark;
+						break;
+					default:
+						bookmark = new SDBookmark(fileName, null, lineNumber);
+						break;
+				}
+				bookmark.IsEnabled = bool.Parse(v[3]);
+				return bookmark;
+			} else {
+				return base.ConvertFrom(context, culture, value);
+			}
+		}
+		
+		public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
+		{
+			SDBookmark bookmark = value as SDBookmark;
+			if (destinationType == typeof(string) && bookmark != null) {
+				StringBuilder b = new StringBuilder();
+				if (bookmark is BreakpointBookmark) {
+					b.Append("Breakpoint");
+				} else {
+					b.Append("Bookmark");
+				}
+				b.Append('|');
+				b.Append(bookmark.FileName);
+				b.Append('|');
+				b.Append(bookmark.LineNumber);
+				b.Append('|');
+				b.Append(bookmark.IsEnabled.ToString());
+				return b.ToString();
+			} else {
+				return base.ConvertTo(context, culture, value, destinationType);
+			}
+		}
+	}
+}

src/Main/Base/Project/Src/TextEditor/Bookmarks/BookmarkManager.cs

@@ -60,6 +60,17 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 			}
 		}
 		
+		public static List<SDBookmark> GetProjectBookmarks(ICSharpCode.SharpDevelop.Project.IProject project)
+		{
+			List<SDBookmark> projectBookmarks = new List<SDBookmark>();
+			foreach (SDBookmark mark in bookmarks) {
+				if (mark.FileName != null && project.IsFileInProject(mark.FileName)) {
+					projectBookmarks.Add(mark);
+				}
+			}
+			return projectBookmarks;
+		}
+		
 		public static event BookmarkEventHandler Removed;
 		public static event BookmarkEventHandler Added;
 	}

src/Main/Base/Project/Src/TextEditor/Bookmarks/Pad/Nodes/BookmarkFolderNode.cs

@@ -1,4 +1,5 @@
 using System;
+using System.IO;
 using System.Drawing;
 using System.Collections.Generic;
 using System.Windows.Forms;
@@ -15,10 +16,11 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 	{
 		List<SDBookmark> marks = new List<SDBookmark>();
 		string fileName;
+		string fileNameText;
 		string occurences;
 		Image icon;
 		
-		public List<SDBookmark> Marks { 
+		public List<SDBookmark> Marks {
 			get {
 				return marks;
 			}
@@ -28,6 +30,7 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 		{
 			drawDefault = false;
 			this.fileName = fileName;
+			fileNameText = Path.GetFileName(fileName) + " in " + Path.GetDirectoryName(fileName);
 			icon = IconService.GetBitmap(IconService.GetImageForFile(fileName));
 			Nodes.Add(new TreeNode());
 		}
@@ -39,13 +42,13 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 			} else {
 				occurences = " (" + marks.Count + " bookmarks)";
 			}
-			this.Text = fileName + occurences;
+			this.Text = fileNameText + occurences;
 		}
 		
 		protected override int MeasureItemWidth(DrawTreeNodeEventArgs e)
 		{
 			Graphics g = e.Graphics;
-			int x = MeasureTextWidth(g, fileName, Font);
+			int x = MeasureTextWidth(g, fileNameText, Font);
 			x += MeasureTextWidth(g, occurences, ItalicFont);
 			if (icon != null) {
 				x += icon.Width;
@@ -60,17 +63,30 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 				g.DrawImage(icon, x, e.Bounds.Y, icon.Width, icon.Height);
 				x += icon.Width;
 			}
-			DrawText(g, fileName, Brushes.Black, Font, ref x, e.Bounds.Y);
+			DrawText(g, fileNameText, Brushes.Black, Font, ref x, e.Bounds.Y);
 			DrawText(g, occurences, Brushes.Gray,  ItalicFont, ref x, e.Bounds.Y);
 		}
 		
 		public void AddMark(SDBookmark mark)
 		{
-			marks.Add(mark);
+			int index = -1;
+			for (int i = 0; i < marks.Count; ++i) {
+				if (mark.LineNumber < marks[i].LineNumber) {
+					index = i;
+					break;
+				}
+			}
+			if (index < 0)
+				marks.Add(mark);
+			else
+				marks.Insert(index, mark);
 			
 			if (isInitialized) {
 				BookmarkNode newNode = new BookmarkNode(mark);
-				Nodes.Add(newNode);
+				if (index < 0)
+					Nodes.Add(newNode);
+				else
+					Nodes.Insert(index, newNode);
 				newNode.EnsureVisible();
 			}
 			SetText();
@@ -95,7 +111,7 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 			Nodes.Clear();
 			if (marks.Count > 0) {
 				IDocument document = marks[0].Document;
-				if (document.HighlightingStrategy == null) {
+				if (document != null && document.HighlightingStrategy == null) {
 					document.HighlightingStrategy = HighlightingStrategyFactory.CreateHighlightingStrategyForFile(fileName);
 				}
 				foreach (SDBookmark mark in marks) {

src/Main/Base/Project/Src/TextEditor/Bookmarks/Pad/Nodes/BookmarkNode.cs

@@ -37,15 +37,37 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 			Checked = bookmark.IsEnabled;
 			positionText =  "(" + (bookmark.LineNumber + 1) + ") ";
 			
-			line = bookmark.Document.GetLineSegment(bookmark.LineNumber);
-			Text = positionText + bookmark.Document.GetText(line);
+			bookmark.DocumentChanged += BookmarkDocumentChanged;
+			bookmark.LineNumberChanged += BookmarkLineNumberChanged;
+			if (bookmark.Document != null) {
+				line = bookmark.Document.GetLineSegment(bookmark.LineNumber);
+				Text = positionText + bookmark.Document.GetText(line);
+			} else {
+				Text = positionText;
+			}
+		}
+		
+		void BookmarkDocumentChanged(object sender, EventArgs e)
+		{
+			if (bookmark.Document != null) {
+				line = bookmark.Document.GetLineSegment(bookmark.LineNumber);
+				Text = positionText + bookmark.Document.GetText(line);
+			}
+		}
+		
+		void BookmarkLineNumberChanged(object sender, EventArgs e)
+		{
+			positionText =  "(" + (bookmark.LineNumber + 1) + ") ";
+			BookmarkDocumentChanged(sender, e);
 		}
 		
 		protected override int MeasureItemWidth(DrawTreeNodeEventArgs e)
 		{
 			Graphics g = e.Graphics;
 			int x = MeasureTextWidth(g, positionText, BoldMonospacedFont);
-			x += MeasureTextWidth(g, bookmark.Document.GetText(line).Replace("\t", "   "), BoldMonospacedFont);
+			if (line != null) {
+				x += MeasureTextWidth(g, bookmark.Document.GetText(line).Replace("\t", "   "), BoldMonospacedFont);
+			}
 			return x;
 		}
 		
@@ -57,7 +79,9 @@ namespace ICSharpCode.SharpDevelop.Bookmarks
 			
 			spaceSize = g.MeasureString("-", Font,  new PointF(0, 0), StringFormat.GenericTypographic);
 			
-			DrawLine(g, line, e.Bounds.Y, x);
+			if (line != null) {
+				DrawLine(g, line, e.Bounds.Y, x);
+			}
 		}
 		
 		public override void ActivateItem()

src/Main/Core/Project/Src/AddInTree/AddIn/AddIn.cs

@@ -23,7 +23,7 @@ namespace ICSharpCode.Core
 					return o;
 				}
 			}
-			return null;
+			throw new ArgumentException("Cannot create object: " + className);
 		}
 		
 		public List<Runtime> Runtimes {

src/Main/Core/Project/Src/Services/PropertyService/Properties.cs

@@ -2,11 +2,31 @@ using System;
 using System.IO;
 using System.ComponentModel;
 using System.Text;
+using System.Collections;
 using System.Collections.Generic;
 using System.Xml;
 
 namespace ICSharpCode.Core
 {
+	/// <summary>
+	/// This interface flags an object beeing "mementocapable". This means that the
+	/// state of the object could be saved to an <see cref="Properties"/> object
+	/// and set from a object from the same class.
+	/// This is used to save and restore the state of GUI objects.
+	/// </summary>
+	public interface IMementoCapable
+	{
+		/// <summary>
+		/// Creates a new memento from the state.
+		/// </summary>
+		Properties CreateMemento();
+		
+		/// <summary>
+		/// Sets the state to the given memento.
+		/// </summary>
+		void SetMemento(Properties memento);
+	}
+	
 	/// <summary>
 	/// Description of PropertyGroup.
 	/// </summary>
@@ -23,21 +43,6 @@ namespace ICSharpCode.Core
 			}
 		}
 		
-		public T Get<T>(string property, T defaultValue) 
-		{
-			if (!properties.ContainsKey(property)) {
-				properties.Add(property, defaultValue);
-				return defaultValue;
-			}
-			object o = properties[property];
-			
-			if (o is System.String && typeof(T) != typeof(System.String)) {
-				TypeConverter c = TypeDescriptor.GetConverter(typeof(T));
-				return (T)c.ConvertFromInvariantString(o.ToString());
-			}
-			return (T)o;
-		}
-		
 		public object Get(string property)
 		{
 			if (!properties.ContainsKey(property)) {
@@ -61,7 +66,7 @@ namespace ICSharpCode.Core
 		public bool Contains(string property)
 		{
 			return properties.ContainsKey(property);
-		}	
+		}
 		
 		public bool Remove(string property)
 		{
@@ -71,7 +76,7 @@ namespace ICSharpCode.Core
 		public Properties()
 		{
 		}
-				
+		
 		public override string ToString()
 		{
 			StringBuilder sb = new StringBuilder();
@@ -86,7 +91,7 @@ namespace ICSharpCode.Core
 			return sb.ToString();
 		}
 		
-		public static Properties ReadFromAttributes(XmlReader reader) 
+		public static Properties ReadFromAttributes(XmlReader reader)
 		{
 			Properties properties = new Properties();
 			if (reader.HasAttributes) {
@@ -118,6 +123,9 @@ namespace ICSharpCode.Core
 							Properties p = new Properties();
 							p.ReadProperties(reader, "Properties");
 							properties[propertyName] = p;
+						} else if (propertyName == "Array") {
+							propertyName = reader.GetAttribute(0);
+							properties[propertyName] = ReadArray(reader);
 						} else {
 							properties[propertyName] = reader.HasAttributes ? reader.GetAttribute(0) : null;
 						}
@@ -126,23 +134,59 @@ namespace ICSharpCode.Core
 			}
 		}
 		
+		ArrayList ReadArray(XmlTextReader reader)
+		{
+			ArrayList l = new ArrayList();
+			while (reader.Read()) {
+				switch (reader.NodeType) {
+					case XmlNodeType.EndElement:
+						if (reader.LocalName == "Array") {
+							return l;
+						}
+						break;
+					case XmlNodeType.Element:
+						l.Add(reader.HasAttributes ? reader.GetAttribute(0) : null);
+						break;
+				}
+			}
+			return l;
+		}
+		
 		public void WriteProperties(XmlTextWriter writer)
 		{
 			foreach (KeyValuePair<string, object> entry in properties) {
-				
-				if (entry.Value is Properties) {
+				object val = entry.Value;
+				if (val is Properties) {
 					writer.WriteStartElement("Properties");
 					writer.WriteAttributeString("name", entry.Key);
-					((Properties)entry.Value).WriteProperties(writer);
+					((Properties)val).WriteProperties(writer);
+					writer.WriteEndElement();
+				} else if (val is Array) {
+					writer.WriteStartElement("Array");
+					writer.WriteAttributeString("name", entry.Key);
+					foreach (object o in (Array)val) {
+						writer.WriteStartElement("Element");
+						WriteValue(writer, o);
+						writer.WriteEndElement();
+					}
+					writer.WriteEndElement();
+				} else {
+					writer.WriteStartElement(entry.Key);
+					WriteValue(writer, val);
 					writer.WriteEndElement();
-					continue;
 				}
-				
-				writer.WriteStartElement(entry.Key);
-				if (entry.Value != null) {
-					writer.WriteAttributeString("value", entry.Value.ToString());
+			}
+		}
+		
+		void WriteValue(XmlTextWriter writer, object val)
+		{
+			if (val != null) {
+				if (val is string) {
+					writer.WriteAttributeString("value", val.ToString());
+				} else {
+					TypeConverter c = TypeDescriptor.GetConverter(val.GetType());
+					writer.WriteAttributeString("value", c.ConvertToInvariantString(val));
 				}
-				writer.WriteEndElement();
 			}
 		}
 		
@@ -184,6 +228,35 @@ namespace ICSharpCode.Core
 			}
 			return null;
 		}
+		
+		public T Get<T>(string property, T defaultValue)
+		{
+			if (!properties.ContainsKey(property)) {
+				properties.Add(property, defaultValue);
+				return defaultValue;
+			}
+			object o = properties[property];
+			
+			if (o is string && typeof(T) != typeof(string)) {
+				TypeConverter c = TypeDescriptor.GetConverter(typeof(T));
+				o = c.ConvertFromInvariantString(o.ToString());
+				properties[property] = o; // store for future look up
+			} else if (o is ArrayList && typeof(T).IsArray) {
+				ArrayList list = (ArrayList)o;
+				Type elementType = typeof(T).GetElementType();
+				Array arr = System.Array.CreateInstance(elementType, list.Count);
+				TypeConverter c = TypeDescriptor.GetConverter(elementType);
+				for (int i = 0; i < arr.Length; ++i) {
+					if (list[i] != null) {
+						arr.SetValue(c.ConvertFromInvariantString(list[i].ToString()), i);
+					}
+				}
+				o = arr;
+				properties[property] = o; // store for future look up
+			}
+			return (T)o;
+		}
+		
 		protected virtual void OnPropertyChanged(PropertyChangedEventArgs e)
 		{
 			if (PropertyChanged != null) {