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Source/Editor/Content/Tree/MainContentTreeNode.cs

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+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+using System.IO;
+
+namespace FlaxEditor.Content
+{
+    /// <summary>
+    /// Content tree node used for main directories.
+    /// </summary>
+    /// <seealso cref="FlaxEditor.Content.ContentTreeNode" />
+    public class MainContentTreeNode : ContentTreeNode
+    {
+        private FileSystemWatcher _watcher;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MainContentTreeNode"/> class.
+        /// </summary>
+        /// <param name="parent">The parent project.</param>
+        /// <param name="type">The folder type.</param>
+        /// <param name="path">The folder path.</param>
+        public MainContentTreeNode(ProjectTreeNode parent, ContentFolderType type, string path)
+        : base(parent, type, path)
+        {
+            _watcher = new FileSystemWatcher(path)
+            {
+                IncludeSubdirectories = true,
+                EnableRaisingEvents = true
+            };
+            //_watcher.Changed += OnEvent;
+            _watcher.Created += OnEvent;
+            _watcher.Deleted += OnEvent;
+            //_watcher.Renamed += OnEvent;
+        }
+
+        private void OnEvent(object sender, FileSystemEventArgs e)
+        {
+            Editor.Instance.ContentDatabase.OnDirectoryEvent(this, e);
+        }
+
+        /// <inheritdoc />
+        protected override void DoDragDrop()
+        {
+            // No drag for root nodes
+        }
+
+        /// <inheritdoc />
+        public override void OnDestroy()
+        {
+            _watcher.EnableRaisingEvents = false;
+            _watcher.Dispose();
+            _watcher = null;
+
+            base.OnDestroy();
+        }
+    }
+}