diff --git a/src/renderer/src/AixPPTist/src/api/index.ts b/src/renderer/src/AixPPTist/src/api/index.ts
index 8e15fb7..d568d02 100644
--- a/src/renderer/src/AixPPTist/src/api/index.ts
+++ b/src/renderer/src/AixPPTist/src/api/index.ts
@@ -97,14 +97,30 @@ export class PPTApi {
     })
   }
 
+  /**
+   * @description 批量插入slide
+   * @param slides 批量新增的幻灯片
+   * @param slideAll 所有幻灯片
+   * @returns 
+   */
+  static async addSlideServer(slides: object[], slideAll: object[]) {
+    const resource = sessionStore.get('curr.resource')||{}
+    for(const slide of slides){
+      slide.id = resource.id // 覆盖默认随机id
+      await this.addSlide(slide)
+    }
+    await this.batchUpdateSlides(slideAll, true) // 批量更新-排序
+    return PPTApi.getSlideList(resource.id) // 更新幻灯片列表以及活动相关
+  }
+
   // 新增幻灯片
   static addSlide(data: object): Promise<Boolean> {
     return new Promise(async (resolve, reject) => {
       const enpt = sessionStore.get('curr.entp')||{}
-      const resource = sessionStore.get('curr.resource')||{}
+      // const resource = sessionStore.get('curr.resource')||{}
       const {id, ...content} = data
       const params = {
-        parentid: resource.id,
+        parentid: id,
         entpid: userStore.user.deptId,
         entpcourseid: enpt.id,
         ppttype: 'file',
@@ -126,7 +142,7 @@ export class PPTApi {
         // msgUtils.msgSuccess('新增成功')
         this.isUpdate = false // 新增后会触发监听，不再更新数据
         resolve(true)
-      } else msgUtils.msgError('新增失败');resolve(false)
+      } else msgUtils.msgError('新增失败');reject(false)
     })
   }
   /**
@@ -147,22 +163,17 @@ export class PPTApi {
     const currInd = toRaw(slidesStore.slideIndex) // 当前页索引-new
     const oldInd = oldData.findIndex(o => o.id == currentSlide.id) // 当前页索引-old
     const isBatch = oldVal && oldVal.length && currInd != oldInd // 是否批量更新-排序
-    if (isAdd) { // 新增的幻灯片(id 为非数字，说明是新增的幻灯片)
-      const bool = await this.addSlide(currentSlide)
-      bool && await this.batchUpdateSlides(newData, true) // 批量更新-排序
-      const resource = sessionStore.get('curr.resource')||{}
-      await PPTApi.getSlideList(resource.id)
-    } else { // 防抖-更新
-      if (!this.isUpdate) return this.isUpdate = true // 下次更新数据
-      if (isBatch) { // 批量更新-排序
-        this.batchUpdateSlides(newData, true)
-      } else { // 更新当前页幻灯片
-        const params = {
-          id: currentSlide.id,
-          datacontent: JSON.stringify(currentSlide),
-        }
-        Utils.mxThrottle(() => {this.updateSlide(params)}, 200, 2)
+    if (isAdd) return // 新增-这里不处理 状态管理-处理
+    // 防抖-更新
+    if (!this.isUpdate) return this.isUpdate = true // 下次更新数据
+    if (isBatch) { // 批量更新-排序
+      this.batchUpdateSlides(newData, true)
+    } else { // 更新当前页幻灯片
+      const params = {
+        id: currentSlide.id,
+        datacontent: JSON.stringify(currentSlide),
       }
+      Utils.mxThrottle(() => {this.updateSlide(params)}, 200, 2)
     }
   }
   // 更新幻灯片 isThum 是否更新缩略图
diff --git a/src/renderer/src/AixPPTist/src/store/slides.ts b/src/renderer/src/AixPPTist/src/store/slides.ts
index f3a23fa..420bd84 100644
--- a/src/renderer/src/AixPPTist/src/store/slides.ts
+++ b/src/renderer/src/AixPPTist/src/store/slides.ts
@@ -148,7 +148,8 @@ export const useSlidesStore = defineStore('slides', {
       this.workItem = list
     },
   
-    addSlide(slide: Slide | Slide[]) {
+    async addSlide(slide: Slide | Slide[]) {
+      const { PPTApi } = await import('../api/index')
       const slides = Array.isArray(slide) ? slide : [slide]
       for (const slide of slides) {
         if (slide.sectionTag) delete slide.sectionTag
@@ -156,6 +157,8 @@ export const useSlidesStore = defineStore('slides', {
       const addIndex = this.slideIndex + 1
       this.slides.splice(addIndex, 0, ...slides)
       this.slideIndex = addIndex
+      // 添加到服务器
+      PPTApi.addSlideServer(slides, this.slides)
     },
     updateSlide(props: Partial<Slide>, slideId?: string) {
       const slideIndex = slideId ? this.slides.findIndex(item => item.id === slideId) : this.slideIndex
diff --git a/src/renderer/src/components/whiteboard/whiteboard.vue b/src/renderer/src/components/whiteboard/whiteboard.vue
index 7aabd4e..be3e274 100644
--- a/src/renderer/src/components/whiteboard/whiteboard.vue
+++ b/src/renderer/src/components/whiteboard/whiteboard.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="whiteboart-container" :style="{ height: height + 'px' }">
-    <div class="canvasBox" ref="box"  @mouseleave="handleMouseLeave" ></div>
+    <div class="canvasBox" ref="box"  @mouseenter.capture="handleMouseEnter" @mouseleave.capture="handleMouseLeave"></div>
 
     <div class="footerLeft" @click.stop
       :style="type == 'design' ? ['top: 10px', 'justify-content: space-between'] : ['bottom: 10px', 'justify-content: center']">
@@ -278,7 +278,7 @@
 </template>
 
 <script setup>
-import { onMounted, ref, getCurrentInstance, watch, toRaw, nextTick, computed, reactive, defineProps, defineEmits } from 'vue'
+import { onMounted, onBeforeUnmount, ref, getCurrentInstance, watch, toRaw, nextTick, computed, reactive, defineProps, defineEmits } from 'vue'
 import TinyWhiteboard from 'whiteboard_lyc'
 import ColorPicker from './components/ColorPicker.vue'
 import {
@@ -791,6 +791,25 @@ const init = () => {
   })
 }
 
+
+
+const isMyCanvas = ref(false); // 鼠标 是否进入画布判断
+const handleKeyDown=(event)=> {
+  // console.log('键盘按键被按下:', event.key);
+  // console.log(isMyCanvas.value,'??????????')
+  if(isMyCanvas.value == false){
+    event.stopPropagation();
+    // console.log('键盘事件被捕获，已阻止冒泡:', event.key);
+  }
+}
+/**
+ * 鼠标进入事件
+ */
+const handleMouseEnter = () => {
+  console.log('进入白板')
+  isMyCanvas.value = true;
+  document.addEventListener('keydown', handleKeyDown, true);
+}
 /**
  * 课堂展示-鼠标离开白板监听事件：该事件是避免，选中状态，在其他地方点击、后退、删除等事件，会删除白板内选中的元素
  */
@@ -798,7 +817,10 @@ const handleMouseLeave = () => {
   console.log('离开白板')
   // 清除激活项--点击事件的激活项
   app.cancelActiveElement()
-  // TODO 缺失点击拖动范围的取消激活项……
+  // 阻止 点击拖动范围的取消激活项……
+  isMyCanvas.value = false;
+  // 确保事件处理函数在组件挂载后绑定
+  document.addEventListener('keydown', handleKeyDown, true);
 };
 
 // 暴露方法
diff --git a/src/renderer/src/views/prepare/index.vue b/src/renderer/src/views/prepare/index.vue
index 6ff278e..bdc2e45 100644
--- a/src/renderer/src/views/prepare/index.vue
+++ b/src/renderer/src/views/prepare/index.vue
@@ -449,6 +449,7 @@ export default {
         }
         case 'click': { // 点击-打开课件-aippt
           if (row.fileFlag === 'aippt' && !!row.fileId) {
+            sessionStore.delete('curr.classcourse') // 清除上课相关信息
             const res = await getEntpcoursefile(row.fileId)
             if (res && res.code === 200) {
               this.openPublicScreen('edit', res.data, row) // 打开公屏-窗口