diff --git a/src-tauri/src/env/mod.rs b/src-tauri/src/env/mod.rs
deleted file mode 100644
index 1534c58..0000000
--- a/src-tauri/src/env/mod.rs
+++ /dev/null
@@ -1,11 +0,0 @@
-//! 环境配置模块
-// const TEACHERCONTROL_DEV_URL: &str = "https://jk.qyzhjy.com/TeacherControl_bak.shtml";
-const TEACHERCONTROL_DEV_URL: &str = "https://socket.qyzhjy.com/JKList/TeacherControl_bak.shtml";
-const TEACHERCONTROL_PROD_URL: &str = "https://jk.qyzhjy.com/TeacherControl_bak.shtml";
-
-/// 实时字幕地址
-pub const TEACHERCONTROL_JK_URL: &str = if cfg!(feature = "development") || cfg!(feature = "prod_150_8080") {
-    TEACHERCONTROL_DEV_URL
-} else {
-    TEACHERCONTROL_PROD_URL
-};
diff --git a/src/other_pages/floating-list-window/aa-components/floating-ball.vue b/src/other_pages/floating-list-window/aa-components/floating-ball.vue
index 6f5b207..be2f86e 100644
--- a/src/other_pages/floating-list-window/aa-components/floating-ball.vue
+++ b/src/other_pages/floating-list-window/aa-components/floating-ball.vue
@@ -51,29 +51,16 @@
 
 <script setup lang="ts">
   import { playPromptTone } from '@/utils/prompt-tone';
-  import { handleMouseDown, handleTouchStart, startWindowX, startWindowY } from '../move-window';
-  import { LogicalSize, getCurrentWindow } from '@tauri-apps/api/window';
+  import { handleMouseDown, handleTouchStart } from '../move-window';
 
   const isFold = defineModel<boolean>();
-  const currentWindow = getCurrentWindow();
-  // 使用Tauri API直接移动窗口，保持与outerPosition()返回类型一致
-  currentWindow.setSize(new LogicalSize(60, 50));
 
   /**
    * 切换折叠状态
    */
-  async function toggleFold() {
-    // 获取缩放因子和窗口物理位置
-    const [factor, windowPhysicalPosition] = await Promise.all([currentWindow.scaleFactor(), currentWindow.outerPosition()]);
-    // 转换为逻辑像素位置
-    const windowPosition = windowPhysicalPosition.toLogical(factor);
-
-    const newX = windowPosition.x - startWindowX.value;
-    const newY = windowPosition.y - startWindowY.value;
-    if (Math.abs(newX) < 4 && Math.abs(newY) < 4) {
-      playPromptTone();
-      isFold.value = !isFold.value;
-    }
+  function toggleFold() {
+    playPromptTone();
+    isFold.value = !isFold.value;
   }
 </script>
 
diff --git a/src/other_pages/floating-list-window/aa-components/floating-list.vue b/src/other_pages/floating-list-window/aa-components/floating-list.vue
index 46f2f03..93460c3 100644
--- a/src/other_pages/floating-list-window/aa-components/floating-list.vue
+++ b/src/other_pages/floating-list-window/aa-components/floating-list.vue
@@ -11,19 +11,19 @@
     <div style="width: calc(100% - 12px); height: 1px; margin: 9px 10px; background: rgba(180, 180, 180, 0.6)"></div>
     <!-- 会议控制按钮 -->
     <div class="menu-item" @click="muteAllStudents()">
-      <img class="menu-icon" src="@/assets/images/floating-list-window/icon_02_04.png" />
+      <icon-mdi-volume-high class="menu-icon"></icon-mdi-volume-high>
       <span class="menu-text">全员静音</span>
     </div>
     <div class="menu-item" @click="muteTeacher()">
-      <img class="menu-icon" src="@/assets/images/floating-list-window/icon_02_05.png" />
+      <icon-mdi-microphone-off class="menu-icon"></icon-mdi-microphone-off>
       <span class="menu-text">老师静音</span>
     </div>
     <div class="menu-item" @click="endClass()">
-      <img class="menu-icon" src="@/assets/images/floating-list-window/icon_02_06.png" />
+      <icon-mdi-school class="menu-icon"></icon-mdi-school>
       <span class="menu-text">下课</span>
     </div>
     <div class="menu-item" @click="openConsole()">
-      <img class="menu-icon" src="@/assets/images/floating-list-window/icon_02_07.png" />
+      <icon-mdi-console class="menu-icon"></icon-mdi-console>
       <span class="menu-text">控制台</span>
     </div>
   </div>
@@ -32,31 +32,23 @@
 <script setup lang="ts">
   import { emitTo } from '@tauri-apps/api/event';
   import { windowLabel } from '@/utils/tauri/windows-util';
-  import { tauri_floating_list_page_action } from '@/utils/constant';
-  import { handleMouseDown, handleTouchStart, startWindowX, startWindowY } from '../move-window';
+  import { handleMouseDown, handleTouchStart } from '../move-window';
 
-  import { getCurrentWindow } from '@tauri-apps/api/window';
   import { playPromptTone } from '@/utils/prompt-tone';
-  import type { FloatingListPageAction } from '@/utils/tauri/types';
-  const isFold = defineModel<boolean>();
+  import { createMainWindow } from '@/utils/tauri/windows-action';
 
-  const currentWindow = getCurrentWindow();
+  // 导入图标组件
+  import IconMdiVolumeHigh from '~icons/mdi/volume-high';
+  import IconMdiMicrophoneOff from '~icons/mdi/microphone-off';
+  import IconMdiSchool from '~icons/mdi/school';
+  import IconMdiConsole from '~icons/mdi/console';
+  const isFold = defineModel<boolean>();
 
   /**
    * 切换折叠状态
    */
-  async function toggleFold() {
-    // 获取缩放因子和窗口物理位置
-    const [factor, windowPhysicalPosition] = await Promise.all([currentWindow.scaleFactor(), currentWindow.outerPosition()]);
-    // 转换为逻辑像素位置
-    const windowPosition = windowPhysicalPosition.toLogical(factor);
-
-    const newX = windowPosition.x - startWindowX.value;
-    const newY = windowPosition.y - startWindowY.value;
-    if (Math.abs(newX) < 4 && Math.abs(newY) < 4) {
-      playPromptTone();
-      isFold.value = !isFold.value;
-    }
+  function toggleFold() {
+    isFold.value = !isFold.value;
   }
   /**
    * 全员静音 (不包括老师)
@@ -98,13 +90,6 @@
     playPromptTone();
     await createMainWindow();
   }
-
-  /**
-   * 向某个窗口发送消息
-   */
-  function sendtPageActionEmit(action: FloatingListPageAction) {
-    emitTo<FloatingListPageAction>(windowLabel.main, tauri_floating_list_page_action, action);
-  }
 </script>
 
 <style scoped lang="scss">
@@ -183,11 +168,12 @@
   .menu-container .menu-item .menu-icon {
     width: 36px;
     height: 36px;
+    color: #ffffff; // 白色图标，与深色背景形成对比
   }
 
   .menu-container .menu-item .menu-text {
     font-size: 12px;
-    color: #ffffff;
+    color: #ffffff; // 白色文字
     text-shadow: 2px 2px 4px #000000;
   }
 </style>
diff --git a/src/other_pages/floating-list-window/floating-list-window.vue b/src/other_pages/floating-list-window/floating-list-window.vue
index d771732..5db6c70 100644
--- a/src/other_pages/floating-list-window/floating-list-window.vue
+++ b/src/other_pages/floating-list-window/floating-list-window.vue
@@ -6,11 +6,115 @@
 </template>
 
 <script setup lang="ts">
-  import { onMounted, ref } from 'vue';
+  import { onMounted, ref, watch } from 'vue';
+  import { LogicalSize, PhysicalPosition, currentMonitor, getCurrentWindow } from '@tauri-apps/api/window';
   import FloatingBall from './aa-components/floating-ball.vue';
   import FloatingList from './aa-components/floating-list.vue';
 
   const isFold = ref(false);
+  const currentWindow = getCurrentWindow();
+
+  /**
+   * 设置折叠状态下的窗口大小
+   */
+  async function setFoldedWindowSize() {
+    const factor = await currentWindow.scaleFactor();
+    const windowPhysicalPos = await currentWindow.outerPosition();
+    const windowLogicalPos = windowPhysicalPos.toLogical(factor);
+
+    // 折叠时设置为较小的固定大小
+    const foldedWidth = 60;
+    const foldedHeight = 50;
+
+    // 设置窗口大小
+    currentWindow.setSize(new LogicalSize(foldedWidth, foldedHeight));
+
+    // 获取显示器信息以确保窗口可见
+    const monitor = await currentMonitor();
+    if (monitor) {
+      const screenLogicalSize = monitor.size.toLogical(factor);
+
+      // 确保窗口在屏幕范围内
+      const newY = Math.min(windowLogicalPos.y, screenLogicalSize.height - foldedHeight);
+      const finalY = Math.max(0, newY);
+
+      if (finalY !== windowLogicalPos.y) {
+        await currentWindow.setPosition(new PhysicalPosition(windowLogicalPos.x * factor, finalY * factor));
+      }
+    }
+  }
+
+  /**
+   * 更新窗口大小并确保完全可见 (从折叠状态展开时使用)
+   */
+  async function expandWindowSizeFromFolded() {
+    // 获取当前显示器信息
+    const monitor = await currentMonitor();
+    if (!monitor) {
+      return;
+    }
+
+    const factor = await currentWindow.scaleFactor();
+
+    // 关键：先获取折叠状态下的窗口位置 (此时还未改变大小)
+    const windowPhysicalPos = await currentWindow.outerPosition();
+    const windowLogicalPos = windowPhysicalPos.toLogical(factor);
+
+    // 计算展开后的窗口大小：4 个按钮 (全员静音、老师静音、下课、控制台)
+    const item_num = 4;
+    const popup_height = 64 * item_num + 60; // 316px
+    const popup_width = 60;
+
+    // 关键修复：增加额外余量，避免因为 padding/border 导致内容显示不全
+    const extraPadding = 8; // 上下各留 4px 余量
+    const actualHeight = popup_height + extraPadding; // 324px
+
+    // 获取屏幕尺寸 (逻辑像素)
+    const screenLogicalSize = monitor.size.toLogical(factor);
+
+    // 关键：使用展开后的高度重新计算位置，确保窗口完全可见
+    // 如果当前 Y 坐标 + 展开后的高度 > 屏幕高度，则需要向上移动
+    const maxY = screenLogicalSize.height - actualHeight;
+    let finalY = windowLogicalPos.y;
+
+    if (finalY > maxY) {
+      // 窗口底部超出屏幕，向上移动到刚好显示的位置
+      finalY = maxY;
+    }
+
+    // 确保不小于 0
+    finalY = Math.max(0, finalY);
+
+    // 关键修复：先移动到安全位置，再改变窗口大小
+    // 转换为物理像素
+    const physicalX = Math.round(windowLogicalPos.x * factor);
+    const physicalY = Math.round(finalY * factor);
+    console.log('  最终 physicalY:', physicalY, factor);
+
+    // 第二步：再设置展开后的窗口大小 (使用实际高度)
+    await currentWindow.setSize(new LogicalSize(popup_width, actualHeight));
+
+    setTimeout(() => {
+      // 第一步：先移动到目标位置 (此时窗口还是折叠状态的小尺寸)
+      currentWindow.setPosition(new PhysicalPosition(physicalX, physicalY));
+    }, 1000);
+  }
+
+  // 监听折叠状态变化，调整窗口大小并确保完全可见
+  watch(
+    () => isFold.value,
+    async (newVal) => {
+      if (newVal) {
+        // 折叠成悬浮球：设置小窗口并确保可见
+        await setFoldedWindowSize();
+      } else {
+        // 展开成列表：设置完整窗口大小并确保完全可见
+        // 从折叠状态展开时，使用专门的方法处理位置调整
+        await expandWindowSizeFromFolded();
+      }
+    },
+    { immediate: true }
+  );
 
   onMounted(() => {
     document.addEventListener('contextmenu', (e) => {
diff --git a/src/views/meeting/meeting-room/meeting-room-teacher.vue b/src/views/meeting/meeting-room/meeting-room-teacher.vue
index 0f812cc..6cd0227 100644
--- a/src/views/meeting/meeting-room/meeting-room-teacher.vue
+++ b/src/views/meeting/meeting-room/meeting-room-teacher.vue
@@ -896,46 +896,18 @@
     }
   }
 
-  /**
-   * 处理来自悬浮窗的会议控制事件
-   * @param action - 控制动作
-   */
-  async function handleMeetingControl(action: string): Promise<void> {
-    console.log('[教师端] 处理会议控制动作:', action);
-    
-    switch (action) {
-      case 'mute_all_students': {
-        // 全员静音 (不包括老师)
-        await muteAllStudents();
-        break;
-      }
-      case 'mute_teacher': {
-        // 老师静音
-        await muteTeacher();
-        break;
-      }
-      case 'end_class': {
-        // 下课
-        await endClassAndLeave();
-        break;
-      }
-      default:
-        console.warn('[教师端] 未知的控制动作:', action);
-    }
-  }
-
   /**
    * 全员静音 (不包括老师)
    */
-  async function muteAllStudents(): Promise<void> {
+  function muteAllStudents(): void {
     if (!roomId.value) {
       Toast.warning('房间未初始化');
       return;
     }
-    
+
     try {
       // 遍历所有学生用户，发送禁麦消息
-      const studentUids = studentUsers.value.map((u) => u.uid);
+      const studentUids = displayUsers.value.map((u: DisplayUser) => u.uid);
       for (const uid of studentUids) {
         socket.emit('client_mute_audio', {
           roomId: roomId.value,
@@ -952,12 +924,12 @@
   /**
    * 老师静音
    */
-  async function muteTeacher(): Promise<void> {
+  function muteTeacher(): void {
     if (!roomId.value || !shortUid.value) {
       Toast.warning('房间未初始化');
       return;
     }
-    
+
     try {
       // 给自己发送禁麦消息
       socket.emit('client_mute_audio', {
@@ -971,6 +943,34 @@
     }
   }
 
+  /**
+   * 处理来自悬浮窗的会议控制事件
+   * @param action - 控制动作
+   */
+  async function handleMeetingControl(action: string): Promise<void> {
+    console.log('[教师端] 处理会议控制动作:', action);
+
+    switch (action) {
+      case 'mute_all_students': {
+        // 全员静音 (不包括老师)
+        muteAllStudents();
+        break;
+      }
+      case 'mute_teacher': {
+        // 老师静音
+        muteTeacher();
+        break;
+      }
+      case 'end_class': {
+        // 下课
+        await endClassAndLeave();
+        break;
+      }
+      default:
+        console.warn('[教师端] 未知的控制动作:', action);
+    }
+  }
+
   /**
    * 组件挂载生命周期钩子
    */