修改目录的说明;

demo/pc/tree.html

@@ -144,10 +144,10 @@
               <p>目录数据,示例:</p>
               <p>
                 [{
-                id: 0,
-                pid: 0,
-                title: 0,
-                options: 同列表设置,如果不需要请设置为空数组
+                id: 0, //必须 <br>
+                pid: 0, <br>
+                title: 0, <br>
+                options: 同列表设置,如果不需要请设置为空数组 <br>
                 }]
               </p>
             </td>
@@ -162,6 +162,21 @@
           </tr>
         </thead>
         <tbody>
+          <tr>
+            <td>appendItem(item)</td>
+            <td>
+              <p>将目录向上移动,没有返回值</p>
+              <p>参数:</p>
+              <p>item:list的其中一个目录数据,必须有id属性</p>
+            </td>
+          </tr>
+          <tr>
+            <td>renderList()</td>
+            <td>
+              <p>当调用了appendItem之后,必须调用renderList,才能显示,没有参数</p>
+              
+            </td>
+          </tr>
           <tr>
             <td>itemMoveUp(item)</td>
             <td>

public/cdn/js/tree.js

@@ -61,7 +61,7 @@ function renderUlTree(options) {
     var itemSetting = $.extend({}, defaults, data);
 
     settings.list.push(itemSetting);
-    this.initList()
+
   }
 
   this.initList = function () {
@@ -124,6 +124,7 @@ function renderUlTree(options) {
     });
   }
   this.renderList = function () {
+    this.initList()
     thisDom.find('.ul-tree-item').each(function (index, elem) {
 
       tthis.renderItem(elem)
@@ -168,14 +169,14 @@ function renderUlTree(options) {
           $(itemTree).children('.ul-tree-item-children').show()
         }
 
-        settings.onItemToggle(itemTree,e)
+        settings.onItemToggle(itemTree, e)
 
       } else {
         if ($(e.target).closest('.ul-tree-item-options').length > 0) {
 
           settings.onOptionTrigger($(e.target).data('type'), itemTree, e)
         } else {
-          settings.onItemClick(itemTree,e)
+          settings.onItemClick(itemTree, e)
 
         }