From 410ba23832b5f12a9b523f267cdfdff3b60cbc9f Mon Sep 17 00:00:00 2001
From: Himself65 <himself65@outlook.com>
Date: Wed, 25 Jan 2023 14:46:55 -0600
Subject: [PATCH] fix(blocks): add readonly restriction in
 `DefaultSelectionManager` (#852)

---
 .../src/page-block/default/selection-manager.ts  | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/packages/blocks/src/page-block/default/selection-manager.ts b/packages/blocks/src/page-block/default/selection-manager.ts
index 6f74661cf991..b81e769daefd 100644
--- a/packages/blocks/src/page-block/default/selection-manager.ts
+++ b/packages/blocks/src/page-block/default/selection-manager.ts
@@ -154,14 +154,14 @@ export class PageSelectionState {
 }
 
 export class DefaultSelectionManager {
-  page: Page;
-  state = new PageSelectionState('none');
-  private _mouseRoot: HTMLElement;
-  private _container: DefaultPageBlockComponent;
-  private _disposables = new DisposableGroup();
-  private _signals: DefaultPageSignals;
-  private _embedResizeManager: EmbedResizeManager;
-  private _dragHandleAbortController = new AbortController();
+  readonly page: Page;
+  readonly state = new PageSelectionState('none');
+  private readonly _mouseRoot: HTMLElement;
+  private readonly _container: DefaultPageBlockComponent;
+  private readonly _disposables = new DisposableGroup();
+  private readonly _signals: DefaultPageSignals;
+  private readonly _embedResizeManager: EmbedResizeManager;
+  private readonly _dragHandleAbortController = new AbortController();
 
   private _dragHandle: DragHandle | null = null;
   private _blockHub: BlockHub | null = null;