diff --git a/src/renderer/src/components/choose-textbook/index.vue b/src/renderer/src/components/choose-textbook/index.vue
index 3c4414d..2f5f0a2 100644
--- a/src/renderer/src/components/choose-textbook/index.vue
+++ b/src/renderer/src/components/choose-textbook/index.vue
@@ -139,16 +139,22 @@ const handleNodeClick = (data) => {
    * data : 当前节点数据
    */
   let nodeData = cloneDeep(toRaw(data));
- 
   //增加一个label 之前取的label
   nodeData.label = nodeData.itemtitle
-  // 父级节点 如果当前是一级节点 父级则为null
-  let parent = {
-    id: nodeData.parentid,
-    label: nodeData.parenttitle,
-    itemtitle: nodeData.parenttitle
-  } 
-  const parentNode = nodeData.parentid ?  parent : null
+
+  let parentNode
+  // 父级id == rootid 说明当前节点为一级节点
+  if(nodeData.parentid == nodeData.rootid){
+    parentNode = null
+  }
+  else{
+    parentNode = {
+      id: nodeData.parentid,
+      label: nodeData.parenttitle,
+      itemtitle: nodeData.parenttitle
+    }
+  }
+
   nodeData.parentNode = parentNode
   let curData = {
     textBook: {
diff --git a/src/renderer/src/components/window-tools/index.vue b/src/renderer/src/components/window-tools/index.vue
index da66f80..7799ee9 100644
--- a/src/renderer/src/components/window-tools/index.vue
+++ b/src/renderer/src/components/window-tools/index.vue
@@ -8,9 +8,10 @@
 </template>
 
 <script setup>
-import { ref } from 'vue'
+import { ref, onMounted } from 'vue'
 import { ElMessageBox } from 'element-plus'
 import useUserStore from '@/store/modules/user'
+const Remote = require('@electron/remote')
 
 const userStore = useUserStore()
 const { ipcRenderer } = window.electron || {}
@@ -47,6 +48,10 @@ const closeWindow = () => {
     })
   }).catch(() => { });
 }
+
+onMounted(() =>{
+  isMaxSize.value = Remote.getCurrentWindow().isMaximized()
+})
 </script>
 
 <style lang="scss" scoped>