Merge pull request #542 from RickCole21/master

补充nav文档

docs/renderers/Nav.md

@@ -1,10 +1,11 @@
 ## Nav
 
 | 属性名            | 类型              | 默认值   | 说明                                        |
-| ----------------- | --------- | -------- | -------------------------------------- |
+| ----------------- | ----------------- | -------- | ------------------------------------------- |
 | type              | `string`          | `"tabs"` | 指定为 Nav 渲染器                           |
 | className         | `string`          |          | 外层 Dom 的类名                             |
 | stacked           | `boolean`         | `true`   | 设置成 false 可以以 tabs 的形式展示         |
+| source            | `Api` 或 `string` |          | 动态拉取的 api 地址，也支持`${xxx}`获取变量 |
 | links             | `Array`           |          | 链接集合                                    |
 | links[x].label    | `string`          |          | 名称                                        |
 | links[x].to       | `string`          |          | 链接地址                                    |
@@ -63,3 +64,57 @@
     ]
 }
 ```
+
+## source 返回格式
+
+```json
+{
+  "status": 0,
+  "msg": "",
+  "data": [
+    {
+      "label": "Nav 1",
+      "to": "/docs/index",
+      "icon": "fa fa-user"
+    },
+
+    {
+      "label": "Nav 2",
+      "to": "/docs/api"
+    },
+
+    {
+      "label": "Nav 3",
+      "to": "/docs/renderers"
+    }
+  ]
+}
+```
+
+或者
+
+```json
+{
+  "status": 0,
+  "msg": "",
+  "data": {
+    "links": [ // 可选字段值：options, items, rows
+      {
+        "label": "Nav 1",
+        "to": "/docs/index",
+        "icon": "fa fa-user"
+      },
+
+      {
+        "label": "Nav 2",
+        "to": "/docs/api"
+      },
+
+      {
+        "label": "Nav 3",
+        "to": "/docs/renderers"
+      }
+    ]
+  }
+}
+```