From c306d983708781a4d1093a01737d1d19d1918540 Mon Sep 17 00:00:00 2001
From: Saul-Mirone <Saul-Mirone@outlook.com>
Date: Mon, 7 Apr 2025 05:38:20 +0000
Subject: [PATCH] fix(editor): range sync in lit portal (#11490)

Closes: BS-3032
---
 blocksuite/framework/std/src/inline/range/range-binding.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/blocksuite/framework/std/src/inline/range/range-binding.ts b/blocksuite/framework/std/src/inline/range/range-binding.ts
index e154031e9..22681e998 100644
--- a/blocksuite/framework/std/src/inline/range/range-binding.ts
+++ b/blocksuite/framework/std/src/inline/range/range-binding.ts
@@ -2,6 +2,7 @@ import type { BaseSelection, BlockModel } from '@blocksuite/store';
 import throttle from 'lodash-es/throttle';
 
 import { TextSelection } from '../../selection/index.js';
+import { EditorHost } from '../../view/index.js';
 import { isActiveInEditor } from './active.js';
 import { RANGE_SYNC_EXCLUDE_ATTR } from './consts.js';
 import type { RangeManager } from './range-manager.js';
@@ -191,6 +192,11 @@ export class RangeBinding {
       return;
     }
 
+    // From legacy render lit portal
+    if (range.commonAncestorContainer instanceof EditorHost) {
+      return;
+    }
+
     // range is in a non-editable element
     // ex. placeholder
     const isRangeOutNotEditable =