魔墙：修复清屏未及时通知

src/components/ControlPanelDialog.vue

@@ -1493,6 +1493,13 @@ export default defineComponent({
           });
         });
       }
+      if(a.length==0){
+        console.log(123)
+        test_monitor_list.value.forEach((ele) => {
+          ele.isHide = false;
+        })
+        test_monitor_wall.value=[]
+      }
     };
     const sub_x = () => {
       const wall_dom = wall.value;
@@ -1713,6 +1720,7 @@ export default defineComponent({
         sort_index.value = [];
         old_sort_index = [];
         last_wall.value = [];
+        last_percenter.value=1
         let client = GlobalData.getInstance().getCurrentClient();
         if (client) {
           const settings = await GlobalData.getInstance()