有数据的图层不能再嵌套，上级只能选分组

src/views/demo/layer/index.vue

@@ -209,6 +209,7 @@
   import { message } from 'ant-design-vue';
 
   import { EventBus } from '@/utils/eventBus';
+  import { cloneDeep } from 'lodash-es';
 
   import {
     GetGeometryCenter,
@@ -443,20 +444,33 @@
     getList();
   };
   const editLayer = (node) => {
-    treeData.value = treeRef.value.treeData;
+    const oldTreeData = cloneDeep(treeRef.value.treeData)
+    controlSelectLayer(oldTreeData)
+    treeData.value = oldTreeData;
     openAddModal(true, {
       node,
       isUpdate: true,
     });
   };
   const addLayer = () => {
-    treeData.value = treeRef.value.treeData;
+    const oldTreeData = cloneDeep(treeRef.value.treeData)
+    controlSelectLayer(oldTreeData)
+    treeData.value = oldTreeData;
     openAddModal(true, {
       isUpdate: false,
     });
   };
 
-
+  const controlSelectLayer = (list) => {
+    list.forEach(item => {
+      if(item.tableName){
+        item['disabled'] = true
+      }
+      if(item.child){
+        controlSelectLayer(item.child)
+      }
+    })
+  }
   const checkedLayer = (node) => {
     handlerLoadLayer(node);
   }