feat:preview-message

src/views/Preview.vue

@@ -35,6 +35,11 @@ onMounted(() => {
   registerBasicDiagram();
   open();
   meta2d.on('opened', opened);
+  window.addEventListener('message', function (e) {
+    const data = e.data;
+    //是否有特殊情况需要判断
+    meta2d.emit(data);
+  });
 });
 
 const watcher = watch(