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				-import { 
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				-  defineComponent, 
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				-  onMounted, 
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				-  ref, 
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				-  computed, 
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				-  onUnmounted, 
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				-  reactive 
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				-} from 'vue'; 
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				-import styles from './index.module.less'; 
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				-import DirectoryList from './components/directory-main'; 
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				-import LessonMain from './components/lesson-main'; 
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				-import ResourceMain from './components/resource-main'; 
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				-import { useResizeObserver } from '@vueuse/core'; 
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				-import { onBeforeRouteLeave } from 'vue-router'; 
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				-import { usePrepareStore } from '/src/store/modules/prepareLessons'; 
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				-import { storeToRefs } from 'pinia'; 
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				-import LessonsGuideIn from '@/custom-plugins/guide-page/lessons-guideIn'; 
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				-import { eventGlobal } from '/src/utils'; 
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				-import { setGuidance } from '/src/custom-plugins/guide-page/api'; 
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				-export default defineComponent({ 
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				-  name: 'prepare-lessons', 
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				-  setup() { 
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				-    const state = reactive({ 
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				-      sidebarShow: false 
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				-    }); 
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				-    const prepareStore = usePrepareStore(); 
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				-    const resourceMainRef = ref(); 
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				-    // console.log(prepareStore, 'prepareStore'); 
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				-    const directroyRef = ref(); 
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				- 
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				-    const onSlideChange = (val: boolean) => { 
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				-      console.log(val, 'val'); 
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				-      state.sidebarShow = val; 
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				-      resourceMainRef.value?.resetTabPosition(); 
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				-    }; 
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				- 
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				-    onMounted(() => { 
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				-      // 作业预设事件 
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				-      eventGlobal.on('teacher-slideshow', onSlideChange); 
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				- 
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				-      // // 课件编辑事件 
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				-      // eventGlobal.on('courseware-slideshow', onSlideChange); 
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				-    }); 
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				-    onUnmounted(() => { 
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				-      eventGlobal.off('teacher-slideshow', onSlideChange); 
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				-    }); 
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				-    onMounted(() => { 
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				-      useResizeObserver( 
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				-        document.querySelector('#lessons-height') as HTMLElement, 
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				-        (entries: any) => { 
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				-          const entry = entries[0]; 
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				-          const { height } = entry.contentRect; 
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				-          document.documentElement.style.setProperty( 
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				-            '--window-page-lesson-height', 
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				-            height + 'px' 
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				-          ); 
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				-        } 
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				-      ); 
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				-    }); 
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				- 
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				-    // 当前页面离开时 
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				-    onBeforeRouteLeave(() => { 
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				-      // 离开时恢复默认 
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				-      prepareStore.setTabType('courseware'); 
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				-      prepareStore.setSelectMusicStatus(false); 
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				-      prepareStore.setSelectResourceStatus(false); 
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				-      prepareStore.setIsAddResource(false); 
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				-      prepareStore.setIsAddTrain(false); 
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				-      prepareStore.setIsEditResource(false); 
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				-      prepareStore.setIsEditTrain(false); 
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				-      sessionStorage.removeItem('prepareLessonCourseWareSubjectIsNull'); 
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				-    }); 
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				-    onUnmounted(() => { 
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				-      prepareStore.setSubjectId(''); 
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				-    }); 
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				-    return () => ( 
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				-      <div 
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				-        class={[ 
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				-          styles.prepareLessons, 
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				-          state.sidebarShow ? styles.showSideBar : styles.hideSideBar 
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				-        ]} 
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				-        id="lessons-height"> 
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				-        {/* 左侧目录 */} 
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				-        <div class={styles.directoryMain} ref={directroyRef.value}> 
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				-          <DirectoryList /> 
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				-        </div> 
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				-        {/* 中间排课 */} 
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				-        <div class={styles.lessonMain}> 
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				-          <LessonMain /> 
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				-        </div> 
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				-        {/* 资源 */} 
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				-        <div class={[styles.resourceMain]}> 
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				-          {state.sidebarShow && <ResourceMain ref={resourceMainRef} />} 
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				-        </div> 
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				-        {state.sidebarShow && <LessonsGuideIn></LessonsGuideIn>} 
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				-      </div> 
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				-    ); 
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				-  } 
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				-}); 
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				+import {
 
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				+  defineComponent,
 
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				+  onMounted,
 
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				+  ref,
 
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				+  computed,
 
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				+  onUnmounted,
 
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				+  reactive
 
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				+} from 'vue';
 
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				+import styles from './index.module.less';
 
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				+import DirectoryList from './components/directory-main';
 
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				+import LessonMain from './components/lesson-main';
 
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				+import ResourceMain from './components/resource-main';
 
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				+import { useResizeObserver } from '@vueuse/core';
 
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				+import { onBeforeRouteLeave } from 'vue-router';
 
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				+import { usePrepareStore } from '/src/store/modules/prepareLessons';
 
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				+import { storeToRefs } from 'pinia';
 
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				+import LessonsGuideIn from '@/custom-plugins/guide-page/lessons-guideIn';
 
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				+import { eventGlobal } from '/src/utils';
 
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				+import { setGuidance } from '/src/custom-plugins/guide-page/api';
 
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				+export default defineComponent({
 
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				+  name: 'prepare-lessons',
 
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				+  setup() {
 
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				+    const state = reactive({
 
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				+      sidebarShow: false
 
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				+    });
 
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				+    const prepareStore = usePrepareStore();
 
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				+    const resourceMainRef = ref();
 
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				+    // console.log(prepareStore, 'prepareStore');
 
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				+    const directroyRef = ref();
 
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				+
 
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				+    const onSlideChange = (val: boolean) => {
 
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				+      console.log(val, 'val');
 
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				+      state.sidebarShow = val;
 
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				+      resourceMainRef.value?.resetTabPosition();
 
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				+    };
 
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				+
 
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				+    onMounted(() => {
 
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				+      // 作业预设事件
 
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				+      eventGlobal.on('teacher-slideshow', onSlideChange);
 
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				+
 
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				+      // // 课件编辑事件
 
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				+      // eventGlobal.on('courseware-slideshow', onSlideChange);
 
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				+    });
 
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				+    onUnmounted(() => {
 
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				+      eventGlobal.off('teacher-slideshow', onSlideChange);
 
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				+    });
 
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				+    onMounted(() => {
 
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				+      useResizeObserver(
 
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				+        document.querySelector('#lessons-height') as HTMLElement,
 
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				+        (entries: any) => {
 
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				+          const entry = entries[0];
 
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				+          const { height } = entry.contentRect;
 
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				+          document.documentElement.style.setProperty(
 
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				+            '--window-page-lesson-height',
 
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				+            height + 'px'
 
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				+          );
 
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				+        }
 
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				+      );
 
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				+    });
 
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				+
 
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				+    // 当前页面离开时
 
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				+    onBeforeRouteLeave(() => {
 
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				+      // 离开时恢复默认
 
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				+      prepareStore.setTabType('courseware');
 
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				+      prepareStore.setSelectMusicStatus(false);
 
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				+      prepareStore.setSelectResourceStatus(false);
 
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				+      prepareStore.setIsAddResource(false);
 
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				+      prepareStore.setIsAddTrain(false);
 
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				+      prepareStore.setIsEditResource(false);
 
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				+      prepareStore.setIsEditTrain(false);
 
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				+      sessionStorage.removeItem('prepareLessonCourseWareSubjectIsNull');
 
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				+    });
 
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				+    onUnmounted(() => {
 
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				+      prepareStore.setSubjectId('');
 
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				+    });
 
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				+    return () => (
 
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				+      <div
 
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				+        class={[
 
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				+          styles.prepareLessons,
 
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				+          state.sidebarShow ? styles.showSideBar : styles.hideSideBar
 
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				+        ]}
 
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				+        id="lessons-height">
 
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				+        {/* 左侧目录 */}
 
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				+        <div class={styles.directoryMain} ref={directroyRef.value}>
 
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				+          <DirectoryList sidebarShow={state.sidebarShow} />
 
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				+        </div>
 
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				+        {/* 中间排课 */}
 
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				+        <div class={styles.lessonMain}>
 
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				+          <LessonMain />
 
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				+        </div>
 
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				+        {/* 资源 */}
 
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				+        <div class={[styles.resourceMain]}>
 
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				+          {state.sidebarShow && <ResourceMain ref={resourceMainRef} />}
 
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				+        </div>
 
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				+        {state.sidebarShow && <LessonsGuideIn></LessonsGuideIn>}
 
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				+      </div>
 
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				+    );
 
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				+  }
 
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				+});
 
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