Can now generate new guids from the Setup Files property grid.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@1858 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/BackendBindings/WixBinding/Project/Src/PropertyGrid/GuidEditor.cs

@@ -0,0 +1,56 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using System;
+using System.ComponentModel;
+using System.Drawing.Design;
+using System.Windows.Forms;
+using System.Windows.Forms.Design;
+
+namespace ICSharpCode.WixBinding
+{
+	/// <summary>
+	/// Property grid editor for Guids
+	/// </summary>
+	public class GuidEditor : UITypeEditor
+	{
+		public GuidEditor()
+		{
+		}
+		
+		/// <summary>
+		/// Returns the drop down style.
+		/// </summary>
+		public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
+		{
+			return UITypeEditorEditStyle.DropDown;
+		}
+		
+		/// <summary>
+		/// Shows the Guid editor control in the drop down so the user
+		/// can change the Guid.
+		/// </summary>
+		public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
+		{
+			IWindowsFormsEditorService editorService = null;
+			
+			if (provider != null) {
+				editorService = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
+			}
+			
+			if (editorService != null) {
+				using (GuidEditorListBox listBox = new GuidEditorListBox(editorService)) {
+					listBox.Guid = (string)value;
+					editorService.DropDownControl(listBox);
+					value = listBox.Guid;
+				}
+			}
+			
+			return value;
+		}
+	}
+}

src/AddIns/BackendBindings/WixBinding/Project/Src/PropertyGrid/GuidEditorListBox.cs

@@ -0,0 +1,73 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using ICSharpCode.Core;
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+using System.Windows.Forms.Design;
+
+namespace ICSharpCode.WixBinding
+{
+	/// <summary>
+	/// A list box which has one entry called "New Guid".
+	/// </summary>
+	public class GuidEditorListBox : ListBox
+	{
+		string guid = String.Empty;
+		IWindowsFormsEditorService editorService;
+		
+		public GuidEditorListBox(IWindowsFormsEditorService editorService)
+		{
+			this.editorService = editorService;
+			Items.Add("New Guid");
+			Size = new Size(Width, ItemHeight);
+			BorderStyle = BorderStyle.None;
+		}
+		
+		public string Guid {
+			get {
+				return guid;
+			}
+			set {
+				guid = value;
+			}
+		}
+		
+		protected override bool ShowFocusCues {
+			get {
+				return false;
+			}
+		}
+		
+		protected override void OnMouseClick(MouseEventArgs e)
+		{
+			base.OnMouseClick(e);
+			int index = IndexFromPoint(e.Location);
+			if (index != -1) {
+				CreateNewGuid();
+				editorService.CloseDropDown();
+			}
+		}
+		
+		protected override void OnPreviewKeyDown(PreviewKeyDownEventArgs e)
+		{
+			base.OnPreviewKeyDown(e);
+			if (e.KeyData == Keys.Return) {
+				if (SelectedIndex != -1) {
+					CreateNewGuid();
+				}
+				editorService.CloseDropDown();
+			}
+		}
+		
+		void CreateNewGuid()
+		{
+			guid = System.Guid.NewGuid().ToString().ToUpperInvariant();
+		}
+	}
+}

src/AddIns/BackendBindings/WixBinding/Project/Src/PropertyGrid/WixXmlAttributePropertyDescriptor.cs

@@ -9,6 +9,8 @@ using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.ComponentModel;
+using System.Drawing.Design;
+using System.Windows.Forms.Design;
 
 namespace ICSharpCode.WixBinding
 {
@@ -22,7 +24,7 @@ namespace ICSharpCode.WixBinding
 		/// <summary>
 		/// Creates a new instance of the WixXmlAttributePropertyDescriptor class.
 		/// </summary>
-		public WixXmlAttributePropertyDescriptor(WixXmlAttribute wixXmlAttribute) : base(wixXmlAttribute.Name, new Attribute[0])
+		public WixXmlAttributePropertyDescriptor(WixXmlAttribute wixXmlAttribute) : base(wixXmlAttribute.Name, GetAttributes(wixXmlAttribute))
 		{
 			this.wixXmlAttribute = wixXmlAttribute;
 		}
@@ -90,5 +92,24 @@ namespace ICSharpCode.WixBinding
 		{
 			return true;
 		}	
+		
+		/// <summary>
+		/// Gets the attributes for the property descriptor based on the
+		/// WixXmlAttribute.
+		/// </summary>
+		/// <remarks>Adds an EditorAttribute for types (e.g. AutogenUuid)
+		/// that have a custom UITypeEditor.</remarks>
+		static Attribute[] GetAttributes(WixXmlAttribute wixXmlAttribute)
+		{
+			List<Attribute> attributes = new List<Attribute>();
+			switch (wixXmlAttribute.AttributeType) {
+				case WixXmlAttributeType.ComponentGuid:
+				case WixXmlAttributeType.AutogenUuid:
+				case WixXmlAttributeType.Uuid:
+					attributes.Add(new EditorAttribute(typeof(GuidEditor), typeof(UITypeEditor)));
+					break;
+			}
+			return attributes.ToArray();
+		}
 	}
 }

src/AddIns/BackendBindings/WixBinding/Project/Src/WixPackageFilesEditor.cs

@@ -135,7 +135,7 @@ namespace ICSharpCode.WixBinding
 			view.AllowedChildElements.Clear();
 			view.Attributes.Clear();
 			if (element != null) {
-				view.Attributes.AddRange(WixXmlAttribute.GetAttributes(element, WixSchemaCompletionData.GetAttributes(element.Name)));
+				view.Attributes.AddRange(WixSchemaCompletionData.GetAttributes(element));
 				view.AllowedChildElements.AddRange(WixSchemaCompletionData.GetChildElements(element.Name));
 			} else {
 				view.AllowedChildElements.Add("Directory");

src/AddIns/BackendBindings/WixBinding/Project/Src/WixSchemaCompletionData.cs

@@ -44,7 +44,7 @@ namespace ICSharpCode.WixBinding
 		/// The method assumes the element is defined in the root of the schema
 		/// (i.e. is accessible via the XmlSchema.Elements property).
 		/// </remarks>
-		public string[] GetAttributes(string elementName)
+		public string[] GetAttributeNames(string elementName)
 		{
 			List<string> attributes = GetItems(elementName, GetAttributeCompletionData);
 			
@@ -56,6 +56,24 @@ namespace ICSharpCode.WixBinding
 			return attributes.ToArray();
 		}
 		
+		/// <summary>
+		/// Gets the attributes for the specified element. Also adds any standard
+		/// attributes for the element which are not set.
+		/// </summary>
+		public WixXmlAttributeCollection GetAttributes(XmlElement element)
+		{
+			WixXmlAttributeCollection attributes = new WixXmlAttributeCollection();
+			string elementName = element.Name;
+			foreach (XmlAttribute attribute in element.Attributes) {
+				string attributeName = attribute.Name;
+				WixXmlAttributeType type = GetWixAttributeType(elementName, attributeName);
+				WixXmlAttribute wixAttribute = new WixXmlAttribute(attributeName, attribute.Value, type);
+				attributes.Add(wixAttribute);
+			}
+			attributes.AddRange(GetMissingAttributes(elementName, attributes, GetAttributeNames(elementName)));
+			return attributes;
+		}
+		
 		/// <summary>
 		/// Returns the deprecated attributes for the specified element name.
 		/// </summary>
@@ -64,6 +82,30 @@ namespace ICSharpCode.WixBinding
 			return FindDeprecatedAttributes(elementName).ToArray();
 		}
 		
+		/// <summary>
+		/// Returns the qualified name of the attribute's type.
+		/// </summary>
+		public QualifiedName GetAttributeType(string elementName, string attributeName)
+		{
+			XmlElementPath path = GetPath(elementName);
+			XmlSchemaElement element = FindElement(path);
+			if (element != null) {
+				XmlSchemaComplexType complexType = GetElementAsComplexType(element);
+				if (complexType != null) {
+					foreach (XmlSchemaAttribute attribute in complexType.Attributes) {
+						if (attribute.Name == attributeName) {
+							XmlQualifiedName name = attribute.SchemaTypeName;
+							if (name != null) {
+								return new QualifiedName(name.Name, name.Namespace);
+							}
+							return null;
+						}
+					}
+				}
+			}
+			return null;
+		}
+		
 		/// <summary>
 		/// Delegate that allows us to get a different type of completion data, but use
 		/// the same GetItems method to create a list of strings.
@@ -164,5 +206,37 @@ namespace ICSharpCode.WixBinding
 			}
 			return attributes;
 		}
+		
+		WixXmlAttributeType GetWixAttributeType(string elementName, string attributeName)
+		{
+			QualifiedName attributeTypeName = GetAttributeType(elementName, attributeName);
+			if (attributeTypeName != null) {
+				switch (attributeTypeName.Name) {
+					case "autogenuuid":
+						return WixXmlAttributeType.AutogenUuid;
+					case "uuid":
+						return WixXmlAttributeType.Uuid;
+					case "ComponentGuid":
+						return WixXmlAttributeType.ComponentGuid;
+				}
+			}
+			return WixXmlAttributeType.Text;
+		}
+		
+		/// <summary>
+		/// Gets the attributes that have not been added to the 
+		/// <paramref name="attributes"/>.
+		/// </summary>		
+		WixXmlAttributeCollection GetMissingAttributes(string elementName, WixXmlAttributeCollection existingAttributes, string[] attributes)
+		{
+			WixXmlAttributeCollection missingAttributes = new WixXmlAttributeCollection();
+			foreach (string name in attributes) {
+				if (existingAttributes[name] == null) {
+					WixXmlAttributeType type = GetWixAttributeType(elementName, name);
+					missingAttributes.Add(new WixXmlAttribute(name, type));
+				}
+			}
+			return missingAttributes;
+		}
 	}
 }

src/AddIns/BackendBindings/WixBinding/Project/Src/WixXmlAttribute.cs

@@ -30,10 +30,11 @@ namespace ICSharpCode.WixBinding
 			this.type = type;
 		}
 		
-		public WixXmlAttribute(string name) : this(name, String.Empty, WixXmlAttributeType.Text)
+		public WixXmlAttribute(string name, WixXmlAttributeType type) 
+			: this(name, String.Empty, type)
 		{
 		}
-		
+
 		/// <summary>
 		/// Gets the name of the attribute.
 		/// </summary>
@@ -67,37 +68,5 @@ namespace ICSharpCode.WixBinding
 				return type;
 			}
 		}
-		
-		/// <summary>
-		/// Gets the attributes for the specified element. Also adds any standard
-		/// attributes for the element which are not set.
-		/// </summary>
-		/// <param name="attributes"/>All attributes that should exist in the returned
-		/// attribute collection</param>
-		public static WixXmlAttributeCollection GetAttributes(XmlElement element, string[] attributeNames)
-		{
-			WixXmlAttributeCollection attributes = new WixXmlAttributeCollection();
-			foreach (XmlAttribute attribute in element.Attributes) {
-				WixXmlAttribute wixAttribute = new WixXmlAttribute(attribute.Name, attribute.Value, WixXmlAttributeType.Text);
-				attributes.Add(wixAttribute);
-			}
-			attributes.AddRange(GetMissingAttributes(attributes, attributeNames));
-			return attributes;
-		}
-		
-		/// <summary>
-		/// Gets the attributes that have not been added to the 
-		/// <paramref name="existingAttributes"/>.
-		/// </summary>		
-		static WixXmlAttributeCollection GetMissingAttributes(WixXmlAttributeCollection existingAttributes, string[] attributes)
-		{
-			WixXmlAttributeCollection missingAttributes = new WixXmlAttributeCollection();
-			foreach (string name in attributes) {
-				if (existingAttributes[name] == null) {
-					missingAttributes.Add(new WixXmlAttribute(name));
-				}
-			}
-			return missingAttributes;
-		}
 	}
 }

src/AddIns/BackendBindings/WixBinding/Project/Src/WixXmlAttributeType.cs

@@ -11,6 +11,9 @@ namespace ICSharpCode.WixBinding
 {
 	public enum WixXmlAttributeType
 	{
+		AutogenUuid,
+		ComponentGuid,
+		Uuid,
 		Text
 	}
 }

src/AddIns/BackendBindings/WixBinding/Project/WixBinding.csproj

@@ -139,6 +139,8 @@
     <Compile Include="Src\Gui\LibraryParametersPanel.cs" />
     <Compile Include="Src\IDirectoryReader.cs" />
     <Compile Include="Src\Commands\AddDirectoryCommand.cs" />
+    <Compile Include="Src\PropertyGrid\GuidEditor.cs" />
+    <Compile Include="Src\PropertyGrid\GuidEditorListBox.cs" />
   </ItemGroup>
   <ItemGroup>
     <Content Include="WixBinding.addin">

src/AddIns/BackendBindings/WixBinding/Test/PackageFiles/MissingFileAttributesTestFixture.cs

@@ -30,11 +30,8 @@ namespace WixBinding.Tests.PackageFiles
 		public void ElementHasNoAttributes()
 		{
 			XmlElement element = doc.CreateElement("File", WixNamespaceManager.Namespace);
-			string[] attributeNames = new string[] {"Foo", "Bar"};
-			WixXmlAttributeCollection attributes = WixXmlAttribute.GetAttributes(element, attributeNames);
-			Assert.IsNotNull(attributes[0]);
-			Assert.IsNotNull(attributes[1]);
-			Assert.AreEqual(2, attributes.Count);
+			WixXmlAttributeCollection attributes = schema.GetAttributes(element);
+			Assert.IsTrue(attributes.Count > 0);
 		}
 		
 		[Test]
@@ -42,21 +39,25 @@ namespace WixBinding.Tests.PackageFiles
 		{
 			XmlElement element = doc.CreateElement("File", WixNamespaceManager.Namespace);
 			element.SetAttribute("Id", "Test");
-			string[] attributeNames = new string[] {"Id"};
-			WixXmlAttributeCollection attributes = WixXmlAttribute.GetAttributes(element, attributeNames);
-			Assert.AreEqual(1, attributes.Count);
-			Assert.IsNotNull(attributes[0]);
+			WixXmlAttributeCollection attributes = schema.GetAttributes(element);
+			
+			int idAttributeCount = 0;
+			foreach (WixXmlAttribute attribute in attributes) {
+				if (attribute.Name 	== "Id") {
+					idAttributeCount++;
+				}
+			}
+			Assert.AreEqual(1, idAttributeCount);
 		}
 		
 		[Test]
 		public void UnknownElementAttribute()
 		{
 			XmlElement element = doc.CreateElement("File", WixNamespaceManager.Namespace);
-			element.SetAttribute("Id", "Test");
-			string[] attributeNames = new string[0];
-			WixXmlAttributeCollection attributes = WixXmlAttribute.GetAttributes(element, attributeNames);
-			Assert.AreEqual(1, attributes.Count);
-			Assert.IsNotNull(attributes[0]);
+			element.SetAttribute("Test", "TestValue");
+			WixXmlAttributeCollection attributes = schema.GetAttributes(element);
+			Assert.IsTrue(attributes.Count > 1);
+			Assert.IsNotNull(attributes["Test"]);
 		}
 	}
 }

src/AddIns/BackendBindings/WixBinding/Test/PackageFiles/WixAttributeTypeTests.cs

@@ -8,10 +8,66 @@
 using ICSharpCode.WixBinding;
 using NUnit.Framework;
 using System;
+using System.Xml;
 
 namespace WixBinding.Tests.PackageFiles
 {
+	[TestFixture]
 	public class WixAttributeTypeTests
 	{
+		WixXmlAttribute productIdAttribute;
+		WixXmlAttribute productUpgradeCodeAttribute;
+		WixXmlAttribute componentGuidAttribute;
+		WixSchemaCompletionData wixSchema = new WixSchemaCompletionData();
+		
+		[SetUp]
+		public void Init()
+		{
+			WixDocument doc = new WixDocument();
+			doc.LoadXml(GetWixXml());
+			XmlElement productElement = doc.Product;
+			WixXmlAttributeCollection attributes = wixSchema.GetAttributes(productElement);
+			productIdAttribute = attributes["Id"];
+			productUpgradeCodeAttribute = attributes["UpgradeCode"];
+			
+			XmlElement componentElement = (XmlElement)doc.SelectSingleNode("//w:Component", new WixNamespaceManager(doc.NameTable));
+			attributes = wixSchema.GetAttributes(componentElement);
+			componentGuidAttribute = attributes["Guid"];
+		}
+		
+		[Test]
+		public void ProductIdAttributeIsAutogenUuid()
+		{
+			Assert.AreEqual(WixXmlAttributeType.AutogenUuid, productIdAttribute.AttributeType);
+		}
+		
+		[Test]
+		public void UpgradeCodeAttributeIsUuid()
+		{
+			Assert.AreEqual(WixXmlAttributeType.Uuid, productUpgradeCodeAttribute.AttributeType);
+		}
+		
+		[Test]
+		public void ComponentGuidAttributeIsUuid()
+		{
+			Assert.AreEqual(WixXmlAttributeType.ComponentGuid, componentGuidAttribute.AttributeType);
+		}
+
+		string GetWixXml()
+		{
+			return "<Wix xmlns='http://schemas.microsoft.com/wix/2003/01/wi'>\r\n" +
+				"\t<Product Name='DialogTest' \r\n" +
+				"\t         Version='1.0' \r\n" +
+				"\t         Language='1013' \r\n" +
+				"\t         Manufacturer='#develop' \r\n" +
+				"\t         Id='????????-????-????-????-????????????'>\r\n" +
+				"\t\t<Fragment>\r\n" +
+				"\t\t\t<Directory Id=\"TARGETDIR\" SourceName=\"SourceDir\">\r\n" +
+				"\t\t\t\t<Component Guid=''/>\r\n" +
+				"\t\t\t</Directory>\r\n" +
+				"\t\t</Fragment>\r\n" +
+				"\t</Product>\r\n" +
+				"</Wix>";
+		}
 	}
 }

src/AddIns/BackendBindings/WixBinding/Test/PackageFiles/WixSchemaTests.cs

@@ -6,8 +6,10 @@
 // </file>
 
 using ICSharpCode.WixBinding;
+using ICSharpCode.XmlEditor;
 using NUnit.Framework;
 using System;
+using System.Xml.Schema;
 
 namespace WixBinding.Tests.PackageFiles
 {
@@ -35,7 +37,7 @@ namespace WixBinding.Tests.PackageFiles
 		[Test]
 		public void DirectoryElementAttributes()
 		{
-			string[] attributes = schema.GetAttributes("Directory");
+			string[] attributes = schema.GetAttributeNames("Directory");
 			Assert.IsTrue(attributes.Length > 0);
 			Assert.Contains("Id", attributes);
 			Assert.Contains("FileSource", attributes);
@@ -44,7 +46,7 @@ namespace WixBinding.Tests.PackageFiles
 		[Test]
 		public void SrcAttributeExcluded()
 		{
-			string[] attributes = schema.GetAttributes("Directory");
+			string[] attributes = schema.GetAttributeNames("Directory");
 			Assert.IsTrue(attributes.Length > 0);
 			foreach (string attribute in attributes) {
 				Assert.IsFalse(attribute == "src");
@@ -58,5 +60,12 @@ namespace WixBinding.Tests.PackageFiles
 			Assert.Contains("src", attributes);
 			Assert.Contains("srcPatch", attributes);
 		}
+		
+		[Test]
+		public void ProductAutogenuuidAttributeType()
+		{
+			QualifiedName attributeName = schema.GetAttributeType("Product", "Id");
+			Assert.AreEqual("autogenuuid", attributeName.Name);
+		}
 	}
 }

src/AddIns/BackendBindings/WixBinding/Test/PropertyGrid/GuidPropertyDescriptorTestFixture.cs

@@ -0,0 +1,83 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using ICSharpCode.WixBinding;
+using NUnit.Framework;
+using System;
+using System.ComponentModel;
+using System.Drawing.Design;
+using System.Windows.Forms.Design;
+
+namespace WixBinding.Tests.PropertyGrid
+{
+	[TestFixture]
+	public class GuidPropertyDescriptorTestFixture
+	{
+		WixXmlAttributePropertyDescriptor propertyDescriptor;
+		EditorAttribute editorAttribute;
+		
+		[TestFixtureSetUp]
+		public void SetUpFixture()
+		{
+			WixXmlAttribute attribute = new WixXmlAttribute("Id", WixXmlAttributeType.ComponentGuid);
+			propertyDescriptor = new WixXmlAttributePropertyDescriptor(attribute);
+			editorAttribute = GetEditorAttribute(propertyDescriptor.Attributes);
+		}
+		
+		[Test]
+		public void EditorAttributeAdded()
+		{
+			Assert.IsNotNull(editorAttribute);
+		}
+		
+		[Test]
+		public void EditorAttributeBaseTypeName()
+		{
+			Assert.AreEqual(typeof(UITypeEditor).AssemblyQualifiedName, editorAttribute.EditorBaseTypeName);
+		}
+		
+		[Test]
+		public void EditorAttributeTypeName()
+		{
+			Assert.AreEqual(typeof(GuidEditor).AssemblyQualifiedName, editorAttribute.EditorTypeName);
+		}
+		
+		[Test]
+		public void AutogenUuid()
+		{
+			WixXmlAttribute attribute = new WixXmlAttribute("Id", WixXmlAttributeType.AutogenUuid);
+			propertyDescriptor = new WixXmlAttributePropertyDescriptor(attribute);
+			EditorAttribute editorAttribute = GetEditorAttribute(propertyDescriptor.Attributes);
+			
+			Assert.IsNotNull(editorAttribute);
+			Assert.AreEqual(typeof(GuidEditor).AssemblyQualifiedName, editorAttribute.EditorTypeName);
+		}
+		
+		[Test]
+		public void Uuid()
+		{
+			WixXmlAttribute attribute = new WixXmlAttribute("Id", WixXmlAttributeType.Uuid);
+			propertyDescriptor = new WixXmlAttributePropertyDescriptor(attribute);
+			EditorAttribute editorAttribute = GetEditorAttribute(propertyDescriptor.Attributes);
+			
+			Assert.IsNotNull(editorAttribute);
+			Assert.AreEqual(typeof(GuidEditor).AssemblyQualifiedName, editorAttribute.EditorTypeName);
+		}
+
+		
+		static EditorAttribute GetEditorAttribute(AttributeCollection attributes)
+		{
+			foreach (Attribute attribute in attributes) {
+				EditorAttribute editorAttribute = attribute as EditorAttribute;
+				if (editorAttribute != null) {
+					return editorAttribute;
+				}
+			}
+			return null;
+		}
+	}
+}

src/AddIns/BackendBindings/WixBinding/Test/PropertyGrid/GuidTypeEditorTestFixture.cs

@@ -0,0 +1,115 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using ICSharpCode.WixBinding;
+using NUnit.Framework;
+using System;
+using System.Drawing.Design;
+using System.Windows.Forms;
+using System.Windows.Forms.Design;
+using WixBinding.Tests.Utils;
+
+namespace WixBinding.Tests.PropertyGrid
+{
+	[TestFixture]
+	public class GuidTypeEditorTestFixture
+	{
+		GuidEditor editor;
+		object newValue;
+		string expectedNewGuid;
+		MockServiceProvider mockServiceProvider;
+		MockWindowsFormsEditorService mockWindowsFormsEditorService;
+		Type expectedGuidControlType;
+		
+		[TestFixtureSetUp]
+		public void SetUpFixture()
+		{
+			editor = new GuidEditor();
+			
+			// Edit the guid value.
+			mockServiceProvider = new MockServiceProvider();
+			mockWindowsFormsEditorService = new MockWindowsFormsEditorService();
+			mockServiceProvider.SetServiceToReturn(mockWindowsFormsEditorService);
+			expectedNewGuid = Guid.NewGuid().ToString().ToUpperInvariant();
+			mockWindowsFormsEditorService.SetNewValue(expectedNewGuid);
+			
+			Guid guid = Guid.NewGuid();
+			
+			newValue = editor.EditValue(mockServiceProvider, guid.ToString().ToUpperInvariant());
+			
+			expectedGuidControlType = mockWindowsFormsEditorService.GetDropDownControlTypeUsed();
+		}
+		
+		[Test]
+		public void DropDownEditStyle()
+		{
+			Assert.AreEqual(UITypeEditorEditStyle.DropDown, editor.GetEditStyle());
+		}
+		
+		[Test]
+		public void IsDropDownResizable()
+		{
+			Assert.IsFalse(editor.IsDropDownResizable);
+		}
+		
+		[Test]
+		public void NewGuidReturned()
+		{
+			Assert.IsInstanceOfType(typeof(String), newValue);
+		}
+		
+		[Test]
+		public void NewGuidValue()
+		{
+			Assert.AreEqual(newValue, expectedNewGuid);
+		}
+		
+		[Test]
+		public void WindowsFormsEditorServiceRequested()
+		{
+			Assert.AreEqual(typeof(IWindowsFormsEditorService), 
+				mockServiceProvider.GetServiceRequested(0));
+		}
+		
+		[Test]
+		public void SameValueReturnedIfNoServiceProviderSet()
+		{
+			string oldValue = "Test";
+			string newValue = (string)editor.EditValue(null, null, oldValue);
+			Assert.IsTrue(Object.ReferenceEquals(oldValue, newValue));
+		}
+		
+		[Test]
+		public void SameValueReturnedIfWindowsFormsServiceReturned()
+		{
+			mockServiceProvider.SetServiceToReturn(null);
+			
+			string oldValue = "Test";
+			string newValue = (string)editor.EditValue(null, mockServiceProvider, oldValue);
+			Assert.IsTrue(Object.ReferenceEquals(oldValue, newValue));			
+			Assert.AreEqual(typeof(IWindowsFormsEditorService), 
+				mockServiceProvider.GetServiceRequested(1));
+		}
+		
+		[Test]
+		public void SameGuidValueReturnedIfNotEdited()
+		{
+			mockWindowsFormsEditorService = new MockWindowsFormsEditorService();
+			mockServiceProvider.SetServiceToReturn(mockWindowsFormsEditorService);
+			
+			string oldValue = Guid.NewGuid().ToString().ToUpperInvariant();
+			string newValue = (string)editor.EditValue(null, mockServiceProvider, oldValue);
+			Assert.AreEqual(oldValue, newValue);
+		}
+		
+		[Test]
+		public void GuidEditorControlUsedAsDropDownControl()
+		{
+			Assert.AreEqual("GuidEditorListBox", expectedGuidControlType.Name);
+		}
+	}
+}

src/AddIns/BackendBindings/WixBinding/Test/Utils/MockServiceProvider.cs

@@ -0,0 +1,51 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using System;
+using System.Collections.Generic;
+
+namespace WixBinding.Tests.Utils
+{
+	public class MockServiceProvider : IServiceProvider
+	{
+		List<object> services = new List<object>();
+		List<Type> servicesRequested = new List<Type>();
+		
+		public MockServiceProvider()
+		{
+		}
+		
+		public object GetService(Type serviceType)
+		{
+			if (services.Count > 0) {
+				object service = services[0];
+				services.RemoveAt(0);
+				servicesRequested.Add(serviceType);
+				return service;
+			}
+			return null;
+		}
+		
+		public void SetServiceToReturn(object service)
+		{
+			services.Add(service);
+		}
+		
+		/// <summary>
+		/// Returns the service requested via the GetService method.
+		/// </summary>
+		/// <param name="index">The first service requested will
+		/// be at index 0.</param>
+		public Type GetServiceRequested(int index)
+		{
+			if (index < servicesRequested.Count) {
+				return servicesRequested[index];
+			}
+			return null;
+		}
+	}
+}

src/AddIns/BackendBindings/WixBinding/Test/Utils/MockWindowsFormsEditorService.cs

@@ -0,0 +1,57 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using ICSharpCode.WixBinding;
+using System;
+using System.Windows.Forms;
+using System.Windows.Forms.Design;
+
+namespace WixBinding.Tests.Utils
+{
+	public class MockWindowsFormsEditorService : IWindowsFormsEditorService
+	{
+		Type controlType;
+		string newValue;
+		bool newValueSet;
+		
+		public MockWindowsFormsEditorService()
+		{
+		}
+		
+		public void CloseDropDown()
+		{
+		}
+		
+		public void DropDownControl(Control control)
+		{
+			controlType = control.GetType();
+			
+			if (newValueSet) {
+				GuidEditorListBox listBox = control as GuidEditorListBox;
+				if (listBox != null) {
+					listBox.Guid = newValue;
+				}
+			}
+		}
+		
+		public DialogResult ShowDialog(Form dialog)
+		{
+			return DialogResult.None;
+		}
+		
+		public Type GetDropDownControlTypeUsed()
+		{
+			return controlType;
+		}
+		
+		public void SetNewValue(string value)
+		{
+			newValue = value;
+			newValueSet = true;
+		}
+	}
+}

src/AddIns/BackendBindings/WixBinding/Test/WixBinding.Tests.csproj

@@ -203,6 +203,10 @@
     <Compile Include="DirectoryImport\DuplicateShortDirectoryNameTestFixture.cs" />
     <Compile Include="DirectoryImport\ExcludedItemsTestFixture.cs" />
     <EmbeddedResource Include="Strings.resx" />
+    <Compile Include="PropertyGrid\GuidTypeEditorTestFixture.cs" />
+    <Compile Include="Utils\MockServiceProvider.cs" />
+    <Compile Include="Utils\MockWindowsFormsEditorService.cs" />
+    <Compile Include="PropertyGrid\GuidPropertyDescriptorTestFixture.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Project\WixBinding.csproj">