From b2f22b2d87e4754aba8d1bee713149f4b5eb2b33 Mon Sep 17 00:00:00 2001
From: Wojciech Figat <wojtek@figat.pl>
Date: Tue, 23 Aug 2022 09:39:43 +0200
Subject: [PATCH] Add `EditorPlugin.DeinitializeEditor` to properly cleanup
 Editor extensions on exit

---
 Source/Editor/Editor.cs               | 4 ++++
 Source/Editor/Plugins/EditorPlugin.cs | 7 +++++++
 2 files changed, 11 insertions(+)

diff --git a/Source/Editor/Editor.cs b/Source/Editor/Editor.cs
index fc6d72ee9..fabea9033 100644
--- a/Source/Editor/Editor.cs
+++ b/Source/Editor/Editor.cs
@@ -569,6 +569,10 @@ namespace FlaxEditor
         {
             Log("Editor exit");
 
+            // Deinitialize Editor Plugins
+            foreach (var plugin in PluginManager.EditorPlugins)
+                ((EditorPlugin)plugin).DeinitializeEditor();
+
             // Start exit
             StateMachine.GoToState<ClosingState>();
 
diff --git a/Source/Editor/Plugins/EditorPlugin.cs b/Source/Editor/Plugins/EditorPlugin.cs
index 7860426e9..cf22ff7af 100644
--- a/Source/Editor/Plugins/EditorPlugin.cs
+++ b/Source/Editor/Plugins/EditorPlugin.cs
@@ -52,5 +52,12 @@ namespace FlaxEditor
         public virtual void InitializeEditor()
         {
         }
+
+        /// <summary>
+        /// Cleanup method called when this plugin is initialized and Editor is disposing (before plugin disposing). Use this method to remove any custom editor functionalities created within InitializeEditor.
+        /// </summary>
+        public virtual void DeinitializeEditor()
+        {
+        }
     }
 }