添加移除监听

src/pages/workbench/intelligent_drawing.vue

@@ -42,6 +42,7 @@ export default {
     },
   },
   mounted() {
+    this.$nextTick(() => {
       window.addEventListener('message',event =>{
         let data = event.data;
         // 智能制图发布服务
@@ -77,8 +78,12 @@ export default {
           window.open(routeData.href, '_blank');
         }
       })
+    })
   },
   methods: {},
+  destroyed () {
+    window.removeEventListener('message')
+  } 
 };
 </script>