复制粘贴节点

common/MainEventType.ts

@@ -5,6 +5,8 @@ export default {
   CREATE_TREE: 'CREATE_TREE',
   CREATE_NODE: 'CREATE_NODE',
   DELETE_NODE: 'DELETE_NODE',
+  COPY_NODE: 'COPY_NODE',
+  PASTE_NODE: 'PASTE_NODE',
   SAVE: 'SAVE',
   SAVE_ALL: 'SAVE_ALL',
 }