修改换行逻辑和段落查看方式

src/modules/lecture/ui/registerLecturePane.ts

@@ -49,6 +49,7 @@ export function registerLecturePane() {
       body.replaceChildren();
       const doc = body.ownerDocument;
       if (!doc) return;
+      applyItemPaneSectionButtonIcons(body);
       const loading = doc.createElement("div");
       loading.className = "chatpapers-loading";
       loading.textContent = getString("lecture-loading");
@@ -81,6 +82,7 @@ export function registerLecturePane() {
       }
     },
     onToggle: ({ body, event }) => {
+      applyItemPaneSectionButtonIcons(body);
       onItemPaneSectionToggle({ body, event });
     },
   });