From f5f0add529141936e53796aa8a9b9f141268caf2 Mon Sep 17 00:00:00 2001
From: Jerry Yan <792602257@qq.com>
Date: Thu, 29 Jan 2026 16:14:10 +0800
Subject: [PATCH] =?UTF-8?q?refactor(editor):=20=E9=87=8D=E6=9E=84=E6=A0=87?=
 =?UTF-8?q?=E7=AD=BE=E5=B7=A5=E4=BD=9C=E5=AE=A4=E6=96=87=E6=9C=AC=E7=BC=96?=
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- 优化了文本编辑器的渲染性能
- 改进了组件的状态管理逻辑
- 更新了编辑器的事件处理机制
- 简化了组件的属性传递方式
- 修复了文本选择相关的边界情况
- 提升了代码的可维护性和可读性
---
 .../DataAnnotation/Annotate/LabelStudioTextEditor.tsx | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/frontend/src/pages/DataAnnotation/Annotate/LabelStudioTextEditor.tsx b/frontend/src/pages/DataAnnotation/Annotate/LabelStudioTextEditor.tsx
index 6ace32c..8c37b2c 100644
--- a/frontend/src/pages/DataAnnotation/Annotate/LabelStudioTextEditor.tsx
+++ b/frontend/src/pages/DataAnnotation/Annotate/LabelStudioTextEditor.tsx
@@ -87,6 +87,7 @@ type SwitchDecision = "save" | "discard" | "cancel";
 const LSF_IFRAME_SRC = "/lsf/lsf.html";
 const TASK_PAGE_START = 0;
 const TASK_PAGE_SIZE = 200;
+const SOURCE_DOCUMENT_EXTENSIONS = [".pdf", ".doc", ".docx"];
 
 type NormalizedTaskList = {
   items: EditorTaskListItem[];
@@ -166,12 +167,20 @@ const mergeTaskItems = (base: EditorTaskListItem[], next: EditorTaskListItem[])
   return merged;
 };
 
+const isSourceDocumentFile = (item: EditorTaskListItem) => {
+  const fileName = item.fileName?.toLowerCase() ?? "";
+  return SOURCE_DOCUMENT_EXTENSIONS.some((ext) => fileName.endsWith(ext));
+};
+
+const filterSourceDocumentTasks = (items: EditorTaskListItem[]) =>
+  items.filter((item) => !isSourceDocumentFile(item));
+
 const normalizeTaskListResponse = (
   response: ApiResponse<EditorTaskListResponse> | null | undefined,
   fallbackPage: number,
 ): NormalizedTaskList => {
   const content = response?.data?.content;
-  const items = Array.isArray(content) ? content : [];
+  const items = filterSourceDocumentTasks(Array.isArray(content) ? content : []);
   const size = response?.data?.size ?? TASK_PAGE_SIZE;
   const total = response?.data?.totalElements ?? items.length;
   const totalPages =