Part of #234: Keyboard shortcuts now working in XmlEditor's tree view.

Author: Rpinski

src/AddIns/DisplayBindings/XmlEditor/Project/Src/XmlTreeViewContainerControl.cs

@@ -667,11 +667,20 @@ protected virtual IAddXmlNodeDialog CreateAddAttributeDialog(string[] attributeN
 		}
 
 		/// <summary>
-		/// Deletes the selected node.
+		/// Handles a keyboard press event in tree view.
 		/// </summary>
-		protected void XmlElementTreeViewDeleteKeyPressed(object source, EventArgs e)
+		protected void XmlElementTreeViewKeyPressed(object source, XmlTreeViewKeyPressedEventArgs e)
 		{
-			Delete();
+			if (e.KeyData == Keys.Delete)
+				Delete();
+			else if (e.KeyData == (Keys.Control | Keys.C))
+				Copy();
+			else if (e.KeyData == (Keys.Control | Keys.X))
+				Cut();
+			else if (e.KeyData == (Keys.Control | Keys.V))
+				Paste();
+			else if (e.KeyData == (Keys.Control | Keys.A))
+				SelectAll();
 		}
 
 		#region Forms Designer generated code
@@ -738,7 +747,7 @@ void InitializeComponent()
 			this.xmlElementTreeView.Size = new System.Drawing.Size(185, 326);
 			this.xmlElementTreeView.TabIndex = 0;
 			this.xmlElementTreeView.AfterSelect += new System.Windows.Forms.TreeViewEventHandler(this.XmlElementTreeViewAfterSelect);
-			this.xmlElementTreeView.DeleteKeyPressed += new System.EventHandler(this.XmlElementTreeViewDeleteKeyPressed);
+			this.xmlElementTreeView.TreeViewKeyPressed += this.XmlElementTreeViewKeyPressed;
 			// 
 			// attributesGrid
 			// 

src/AddIns/DisplayBindings/XmlEditor/Project/Src/XmlTreeViewControl.cs

@@ -26,13 +26,27 @@
 
 namespace ICSharpCode.XmlEditor
 {
+	public class XmlTreeViewKeyPressedEventArgs : EventArgs
+	{
+		public XmlTreeViewKeyPressedEventArgs(Keys keyData)
+		{
+			KeyData = keyData;
+		}
+		
+		public Keys KeyData
+		{
+			get;
+			private set;
+		}
+	}
+	
 	/// <summary>
 	/// Displays a tree of XML elements. This is a separate control so it can
 	/// be unit tested. It has no SharpDevelop specific parts, for example,
 	/// the context menus are defined in the XmlTreeViewContainerControl.
 	/// </summary>
 	public class XmlTreeViewControl : ExtTreeView
-	{			
+	{
 		const string ViewStatePropertyName = "XmlTreeViewControl.ViewState";
 
 		XmlDocument document;
@@ -43,9 +57,9 @@ enum InsertionMode {
 		}
 
 		/// <summary>
-		/// Raised when the delete key is pressed.
+		/// Raised when some key in tree view is pressed.
 		/// </summary>
-		public event EventHandler DeleteKeyPressed;
+		public event EventHandler<XmlTreeViewKeyPressedEventArgs> TreeViewKeyPressed;
 
 		public XmlTreeViewControl()
 		{
@@ -98,20 +112,20 @@ public bool IsElementSelected {
 		/// Gets the selected text node in the tree.
 		/// </summary>
 		public XmlText SelectedTextNode {
-			get {				
+			get {
 				XmlTextTreeNode xmlTextTreeNode = SelectedNode as XmlTextTreeNode;
 				if (xmlTextTreeNode != null) {
 					return xmlTextTreeNode.XmlText;
 				}
 				return null;
 			}
 		}
-				
+		
 		/// <summary>
 		/// Gets the selected comment node in the tree.
 		/// </summary>
 		public XmlComment SelectedComment {
-			get {				
+			get {
 				XmlCommentTreeNode commentTreeNode = SelectedNode as XmlCommentTreeNode;
 				if (commentTreeNode != null) {
 					return commentTreeNode.XmlComment;
@@ -230,7 +244,7 @@ public void InsertTextNodeAfter(XmlText textNode)
 		}
 
 		/// <summary>
-		/// Updates the corresponding tree node's text based on 
+		/// Updates the corresponding tree node's text based on
 		/// the textNode's value.
 		/// </summary>
 		public void UpdateTextNode(XmlText textNode)
@@ -240,9 +254,9 @@ public void UpdateTextNode(XmlText textNode)
 				node.Update();
 			}
 		}
-				
+		
 		/// <summary>
-		/// Updates the corresponding tree node's text based on 
+		/// Updates the corresponding tree node's text based on
 		/// the comment's value.
 		/// </summary>
 		public void UpdateComment(XmlComment comment)
@@ -314,7 +328,7 @@ public void HideCut(XmlNode node)
 		}
 
 		/// <summary>
-		/// If no node is selected after a mouse click then we make 
+		/// If no node is selected after a mouse click then we make
 		/// sure the AfterSelect event is fired. Standard behaviour is
 		/// for the AfterSelect event not to be fired when the user
 		/// deselects all tree nodes.
@@ -332,8 +346,8 @@ protected override void OnMouseDown(MouseEventArgs e)
 		/// </summary>
 		protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
 		{
-			if (keyData == Keys.Delete && DeleteKeyPressed != null) {
-				DeleteKeyPressed(this, new EventArgs());
+			if (/*keyData == Keys.Delete && */TreeViewKeyPressed != null) {
+				TreeViewKeyPressed(this, new XmlTreeViewKeyPressedEventArgs(keyData));
 			}
 			return base.ProcessCmdKey(ref msg, keyData);
 		}
@@ -370,7 +384,7 @@ XmlElementTreeNode SelectedElementNode {
 		}
 
 		/// <summary>
-		/// Inserts a new element node either before or after the 
+		/// Inserts a new element node either before or after the
 		/// currently selected element node.
 		/// </summary>
 		void InsertElement(XmlElement element, InsertionMode insertionMode)
@@ -388,7 +402,7 @@ void InsertElement(XmlElement element, InsertionMode insertionMode)
 		}
 
 		/// <summary>
-		/// Inserts a new text node either before or after the 
+		/// Inserts a new text node either before or after the
 		/// currently selected node.
 		/// </summary>
 		void InsertTextNode(XmlText textNode, InsertionMode insertionMode)
@@ -406,7 +420,7 @@ void InsertTextNode(XmlText textNode, InsertionMode insertionMode)
 		}
 
 		/// <summary>
-		/// Inserts a new comment node either before or after the 
+		/// Inserts a new comment node either before or after the
 		/// currently selected node.
 		/// </summary>
 		void InsertComment(XmlComment comment, InsertionMode insertionMode)
@@ -541,7 +555,7 @@ XmlCommentTreeNode FindComment(XmlComment comment)
 		}
 
 		/// <summary>
-		/// Shows the corresponding tree node with the ghosted image 
+		/// Shows the corresponding tree node with the ghosted image
 		/// that indicates it is being cut.
 		/// </summary>
 		void ShowCutElement(XmlElement element, bool showGhostImage)
@@ -551,17 +565,17 @@ void ShowCutElement(XmlElement element, bool showGhostImage)
 		}
 
 		/// <summary>
-		/// Shows the corresponding tree node with the ghosted image 
+		/// Shows the corresponding tree node with the ghosted image
 		/// that indicates it is being cut.
 		/// </summary>
 		void ShowCutTextNode(XmlText textNode, bool showGhostImage)
 		{
 			XmlTextTreeNode node = FindTextNode(textNode);
 			node.ShowGhostImage = showGhostImage;
 		}
-				
+		
 		/// <summary>
-		/// Shows the corresponding tree node with the ghosted image 
+		/// Shows the corresponding tree node with the ghosted image
 		/// that indicates it is being cut.
 		/// </summary>
 		void ShowCutComment(XmlComment comment, bool showGhostImage)