Merge branch 'hqyDev' of http://git.dayaedu.com/liushengqiang/music-score into ktyq-online-new

src/page-instrument/header-top/index.tsx

@@ -432,6 +432,8 @@ export default defineComponent({
     });
     /** 模式切换按钮 */
     const toggleBtn = computed(() => {
+      // 上课页面不显示
+      if(state.isAttendClass) return { display: false, disabled: false };
       // 老师端，打击乐&节奏练习不显示
       if (state.isPercussion && state.platform === IPlatform.PC) return { display: false, disabled: false };
       if(state.isCombineRender) return { display: false, disabled: false };