Work on document manager

RainmeterStudio/Model/Events/DocumentOpenedEventArgs.cs

@@ -2,16 +2,59 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using RainmeterStudio.Documents;
 
 namespace RainmeterStudio.Model.Events
 {
-    public class DocumentOpenedEventArgs : EventArgs
+    public abstract class DocumentEventArgsBase : EventArgs
     {
+        /// <summary>
+        /// Gets the newly created document editor
+        /// </summary>
         public IDocumentEditor Editor { get; private set; }
 
-        public DocumentOpenedEventArgs(IDocumentEditor editor)
+        /// <summary>
+        /// Gets the opened document
+        /// </summary>
+        public IDocument Document { get { return Editor.AttachedDocument; } }
+
+        /// <summary>
+        /// Initializes the DocumentOpenedEventArgs
+        /// </summary>
+        /// <param name="editor">The document editor</param>
+        public DocumentEventArgsBase(IDocumentEditor editor)
         {
             Editor = editor;
         }
     }
+
+    /// <summary>
+    /// Event arguments for the document opened event
+    /// </summary>
+    public class DocumentOpenedEventArgs : DocumentEventArgsBase
+    {
+        /// <summary>
+        /// Initializes the DocumentOpenedEventArgs
+        /// </summary>
+        /// <param name="editor">The document editor</param>
+        public DocumentOpenedEventArgs(IDocumentEditor editor)
+            : base(editor)
+        {
+        }
+    }
+
+    /// <summary>
+    /// Event arguments for the document closed event
+    /// </summary>
+    public class DocumentClosedEventArgs : DocumentEventArgsBase
+    {
+        /// <summary>
+        /// Initializes the DocumentClosedEventArgs
+        /// </summary>
+        /// <param name="editor">The document editor</param>
+        public DocumentClosedEventArgs(IDocumentEditor editor)
+            : base(editor)
+        {
+        }
+    }
 }