监听页面显示

src/views/newcomerTraining/newTrainingList.vue

@@ -84,6 +84,18 @@ export default {
     // this.onRefresh();
     this.getList();
 
+    document.addEventListener('visibilitychange', async ( e ) => {
+      console.log('document.visibilityState', document.visibilityState);
+      let state = document.visibilityState
+      if (state == 'hidden') {  // 用户离开了
+        console.log('用户离开了')
+      }
+      if (state == 'visible') {
+        console.log('用户回来了')
+        this.getList();
+        //调用接口,获取订单状态
+      }
+    });
   },
   created() {
     console.log("createdcreatedcreated")