Implemented project manager

RainmeterStudio/Business/DocumentManager.cs

@@ -51,7 +51,7 @@ namespace RainmeterStudio.Business
         /// </summary>
         /// <param name="format"></param>
         /// <param name="path"></param>
-        public void Create(DocumentFormat format, string path)
+        public void Create(DocumentTemplate format, string path)
         {
             // Create document
             var document = format.Factory.CreateDocument(format, path);
@@ -65,7 +65,7 @@ namespace RainmeterStudio.Business
                 DocumentOpened(this, new DocumentOpenedEventArgs(editor));
         }
 
-        public IEnumerable<DocumentFormat> DocumentFormats
+        public IEnumerable<DocumentTemplate> DocumentFormats
         {
             get
             {

RainmeterStudio/Business/ProjectManager.cs

@@ -3,14 +3,117 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using RainmeterStudio.Model;
+using RainmeterStudio.Storage;
 
 namespace RainmeterStudio.Business
 {
     public class ProjectManager
     {
+        #region Properties
+
+        /// <summary>
+        /// Gets the currently opened project
+        /// </summary>
         public Project ActiveProject { get; protected set; }
 
-        public void Open() { }
-        public void Close() { }
+        /// <summary>
+        /// Gets the currently opened project's path
+        /// </summary>
+        public string ActiveProjectPath { get; protected set; }
+
+        /// <summary>
+        /// Gets or sets the project storage
+        /// </summary>
+        protected ProjectStorage Storage { get; set; }
+
+        #endregion
+
+        #region Callbacks
+
+        /// <summary>
+        /// Called when a project is opened or the active project closes.
+        /// </summary>
+        public event EventHandler ActiveProjectChanged;
+
+        #endregion
+
+        /// <summary>
+        /// Initializes the project manager
+        /// </summary>
+        /// <param name="storage">Project storage</param>
+        public ProjectManager(ProjectStorage storage)
+        {
+            Storage = storage;
+            ActiveProject = null;
+        }
+        
+        /// <summary>
+        /// Creates a new project
+        /// </summary>
+        /// <param name="name">Name of project</param>
+        /// <param name="path">Path of project file</param>
+        public void CreateProject(string name, string path)
+        {
+            // If there is an opened project, close it
+            if (ActiveProject != null)
+                Close();
+
+            // Create project object
+            ActiveProject = new Project();
+            ActiveProject.Name = name;
+
+            // Save to file
+            ActiveProjectPath = path;
+            SaveActiveProject();
+
+            // Raise event
+            if (ActiveProjectChanged != null)
+                ActiveProjectChanged(this, new EventArgs());
+        }
+
+        /// <summary>
+        /// Opens a project from disk
+        /// </summary>
+        /// <param name="path"></param>
+        public void OpenProject(string path) 
+        {
+            // If there is an opened project, close it
+            if (ActiveProject != null)
+                Close();
+
+            // Open using storage
+            ActiveProject = Storage.Load(path);
+            ActiveProjectPath = path;
+
+            // Raise event
+            if (ActiveProjectChanged != null)
+                ActiveProjectChanged(this, new EventArgs());
+        }
+
+        /// <summary>
+        /// Saves the changes to the current project to disk
+        /// </summary>
+        public void SaveActiveProject()
+        {
+            // Safety check
+            if (ActiveProject == null)
+                throw new InvalidOperationException("Cannot save a project that is not opened.");
+
+            // Save
+            Storage.Save(ActiveProjectPath, ActiveProject);
+        }
+
+        /// <summary>
+        /// Closes an opened project
+        /// </summary>
+        public void Close() 
+        {
+            ActiveProject = null;
+            ActiveProjectPath = null;
+
+            // Raise event
+            if (ActiveProjectChanged != null)
+                ActiveProjectChanged(this, new EventArgs());
+        }
     }
 }