Work on document manager

RainmeterEditor/Model/DocumentFormat.cs

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+using System.Windows.Media;
+
+namespace RainmeterEditor.Model
+{
+    public class DocumentFormat
+    {
+        public string Name { get; set; }
+        public ImageSource Icon { get; set; }
+        public string Description { get; set; }
+        public string DefaultExtension { get; set; }
+        public IDocumentEditorFactory Factory { get; set; }
+        public string Category { get; set; }
+    }
+}

RainmeterEditor/Model/Events/DocumentOpenedEventArgs.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace RainmeterEditor.Model.Events
+{
+    public class DocumentOpenedEventArgs : EventArgs
+    {
+        public IDocumentEditor Editor { get; private set; }
+
+        public DocumentOpenedEventArgs(IDocumentEditor editor)
+        {
+            Editor = editor;
+        }
+    }
+}

RainmeterEditor/Model/IDocument.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace RainmeterEditor.Model
+{
+    public interface IDocument
+    {
+        string Name { get; }
+        string FilePath { get; }
+    }
+}

RainmeterEditor/Model/IDocumentEditor.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows;
+
+namespace RainmeterEditor.Model
+{
+    public abstract class IDocumentEditor : IDisposable
+    {
+        #region Dirty flag
+
+        private bool _dirty = false;
+
+        /// <summary>
+        /// Gets a flag indicating if the active document is dirty (modified and not saved)
+        /// </summary>
+        public virtual bool Dirty
+        {
+            get
+            {
+                return _dirty;
+            }
+            protected set
+            {
+                _dirty = value;
+                if (DirtyChanged != null)
+                    DirtyChanged(this, new EventArgs());
+            }
+        }
+
+        /// <summary>
+        /// Triggered when the dirty flag changes
+        /// </summary>
+        public event EventHandler DirtyChanged;
+
+        #endregion
+
+        #region Document
+
+        /// <summary>
+        /// Gets the opened document
+        /// </summary>
+        public abstract IDocument Document { get; }
+
+        /// <summary>
+        /// Gets the title to be displayed in the title bar
+        /// </summary>
+        public abstract string Title { get; }
+
+        /// <summary>
+        /// Triggered when the title changes
+        /// </summary>
+        public event EventHandler TitleChanged;
+
+        #endregion
+
+        #region EditorUI
+
+        /// <summary>
+        /// Gets the editor UI
+        /// </summary>
+        public abstract UIElement EditorUI { get; }
+
+        #endregion
+
+        #region Selection properties
+
+        /// <summary>
+        /// Gets a value indicating if this editor uses the selection properties window
+        /// </summary>
+        public virtual bool UsesSelectionProperties
+        {
+            get
+            {
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// Gets the name of the selected object
+        /// </summary>
+        public virtual string SelectionName
+        {
+            get
+            {
+                return String.Empty;
+            }
+        }
+
+        /// <summary>
+        /// Gets a list of properties for the currently selected object
+        /// </summary>
+        public virtual IEnumerable<string> SelectionProperties
+        {
+            get
+            {
+                yield break;
+            }
+        }
+
+        /// <summary>
+        /// Triggered when the selected object changes (used to update properties)
+        /// </summary>
+        public event EventHandler SelectionChanged;
+
+        #endregion
+
+        #region Toolbox
+
+        /// <summary>
+        /// Gets a list of items to populate the toolbox
+        /// </summary>
+        public virtual IEnumerable<string> ToolboxItems
+        {
+            get
+            {
+                yield break;
+            }
+        }
+
+        public event EventHandler ToolboxChanged;
+
+        #endregion
+
+        #region Dispose
+        /// <summary>
+        /// Dispose
+        /// </summary>
+        public virtual void Dispose()
+        {
+        }
+
+        #endregion
+    }
+}

RainmeterEditor/Model/IDocumentEditorFactory.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using RainmeterEditor.Storage;
+
+namespace RainmeterEditor.Model
+{
+    public interface IDocumentEditorFactory
+    {
+        /// <summary>
+        /// Name of the editor
+        /// </summary>
+        string EditorName { get; }
+
+        /// <summary>
+        /// Formats that will be used to populate the 'create document' dialog
+        /// </summary>
+        IEnumerable<DocumentFormat> CreateDocumentFormats { get; }
+
+        /// <summary>
+        /// Creates a new editor object
+        /// </summary>
+        /// <param name="document">Document to be edited by the editor</param>
+        /// <returns>A new document editor</returns>
+        IDocumentEditor CreateEditor(IDocument document);
+
+        /// <summary>
+        /// Creates a new document
+        /// </summary>
+        /// <returns>A new document</returns>
+        IDocument CreateDocument(DocumentFormat format, string path);
+
+        /// <summary>
+        /// Gets the storage of this factory
+        /// </summary>
+        IDocumentStorage Storage { get; }
+    }
+}

RainmeterEditor/Model/IDocumentStorage.cs

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+namespace RainmeterEditor.Model
+{
+    public interface IDocumentStorage
+    {
+        /// <summary>
+        /// Reads a document from file
+        /// </summary>
+        /// <param name="path">Path to file</param>
+        /// <returns>Read document</returns>
+        IDocument Read(string path);
+
+        /// <summary>
+        /// Writes a document to a file
+        /// </summary>
+        /// <param name="path">Path to file</param>
+        /// <param name="document">Document to write</param>
+        void Write(string path, IDocument document);
+
+        /// <summary>
+        /// Tests if the file can be read by this storage
+        /// </summary>
+        /// <param name="path">Path to file</param>
+        /// <returns>True if file can be read</returns>
+        bool CanRead(string path);
+    }
+}

RainmeterEditor/Model/Property.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace RainmeterEditor.Model
+{
+    public class Property
+    {
+        public string Name { get; set; }
+
+        private object _value;
+        public object Value
+        {
+            get
+            {
+                return _value;
+            }
+            set
+            {
+                _value = value;
+
+                if (ValueChanged != null)
+                    ValueChanged(this, new EventArgs());
+            }
+        }
+
+        public event EventHandler ValueChanged;
+    }
+}