diff --git a/src/renderer/src/components/choose-textbook/third.vue b/src/renderer/src/components/choose-textbook/third.vue
index 554a6f5..ca8f65d 100644
--- a/src/renderer/src/components/choose-textbook/third.vue
+++ b/src/renderer/src/components/choose-textbook/third.vue
@@ -64,6 +64,8 @@ const getVertion = (data) => {
       childs: []
     }
   })
+  //判断是否存在该教材，有则展示第一项
+  if(treeData.value.length === 0) return
   nextTick(() => {
     defaultExpandedKeys.value = [treeData.value[0].id]
     node.currentNode.data = treeData.value[0]
diff --git a/src/renderer/src/layout/components/Header.vue b/src/renderer/src/layout/components/Header.vue
index 253fab4..e9b53c6 100644
--- a/src/renderer/src/layout/components/Header.vue
+++ b/src/renderer/src/layout/components/Header.vue
@@ -200,6 +200,8 @@ const changeSubject = async (command) =>{
   await updateUserInfo(data)
   await userStore.login({username: phonenumber, password: plainpwd})
   await userStore.getInfo()
+  localStorage.removeItem('subjectList')
+  localStorage.removeItem('evaluationList')
   router.go()
 }
 
diff --git a/src/renderer/src/router/index.js b/src/renderer/src/router/index.js
index 7bc8424..948b7d8 100644
--- a/src/renderer/src/router/index.js
+++ b/src/renderer/src/router/index.js
@@ -36,13 +36,13 @@ export const constantRoutes = [
         path: '/resource',
         component: () => import('@/views/resource/index.vue'),
         name: 'resource',
-        meta: {title: '资源'}
+        meta: {title: '资源库'}
       },
       {
         path: '/prepare',
         component: () => import('@/views/prepare/index.vue'),
         name: 'prepare',
-        meta: {title: '备课'}
+        meta: {title: '教学实践'}
       },
       {
         path: '/teach',
diff --git a/src/renderer/src/views/tool/directive/drag.js b/src/renderer/src/views/tool/directive/drag.js
index 5565441..9751fde 100644
--- a/src/renderer/src/views/tool/directive/drag.js
+++ b/src/renderer/src/views/tool/directive/drag.js
@@ -57,6 +57,8 @@ class Drag {
     document.removeEventListener('mouseup', this.up);
     document.addEventListener('touchmove', this.move);
     document.addEventListener('touchend', this.up);
+    // 手动-触发事件 v-drag-start
+    this.el.dispatchEvent(new CustomEvent('v-drag-end', {detail:{drag: this}}))
   }
   // 业务逻辑
   updatePosition(e) {
@@ -108,6 +110,7 @@ export default {
     // const { style } = binding.value
     const drag = new Drag(el, binding)
     const dragStart = (e) => {
+      // console.log('start', e)
       drag.down(e)
       document.addEventListener('mousemove', drag.move);
       document.addEventListener('mouseup', drag.up);
diff --git a/src/renderer/src/views/tool/sphere.vue b/src/renderer/src/views/tool/sphere.vue
index 09be0e0..a2f69a9 100644
--- a/src/renderer/src/views/tool/sphere.vue
+++ b/src/renderer/src/views/tool/sphere.vue
@@ -13,9 +13,11 @@
     <im-chat ref="imChatRef" @change="chatChange" group />
 
     <!-- 底部工具栏 -->
-    <div class="tool-bottom-all" @mouseenter="mouseChange(0)" @mouseleave="mouseChange(1)">
+    <div class="tool-bottom-all"
+      @mouseenter="mouseChange(0)" @mouseleave="mouseChange(1)">
       <div v-drag="{handle:'.tool-bottom-all', dragtime}"
-        @v-drag-start="dragtime = Date.now()">
+        @v-drag-start="dragtime = Date.now()"
+        @v-drag-end="mouseChange(1)">
         <div class="c-logo" @click="logoHandle" title="拖动 | 折叠 | 展开">
           <el-image :src="logo" draggable="false" />
         </div>
@@ -106,7 +108,7 @@ const getClassInfo = async () => {
 const tabChange = (val) => {
   const bool = !toolStore.isPdfWin && !toolStore.showBoardAll
   if(bool) toolStore.showBoardAll = true
-  console.log('tabChange:', val, bool)
+  // console.log('tabChange:', val, bool)
   toolStore.model = val // 存储当前tab
 }
 // logo 点击-事件 折叠|展开
@@ -143,9 +145,12 @@ const mouseChange = (bool) => {
     const isPdf = !resBool && toolStore.isPdfWin
     if (isPdf) resBool = true
   }
-  // console.log('mouseChange:', bool, resBool)
+  console.log('mouseChange:', bool, resBool)
   setIgnore(resBool)
 }
+const touchChange = (e) => {
+  console.log(e)
+}
 // im-chat: 聊天事件 {type, data}
 const chatChange = (type, data, ...args) => {
   if (type == 'createGroup') {  // 创建群-监听