openo-portal/portal-common/src/main/webapp/common/thirdparty/zTree/api/cn/zTreeObj.expandAll.html

   1 <div class="apiDetail">\r
   2 <div>\r
   3         <h2><span>Function(expandFlag)</span><span class="path">zTreeObj.</span>expandAll</h2>\r
   4         <h3>概述<span class="h3_info">[ 依赖 <span class="highlight_green">jquery.ztree.core</span> 核心 js ]</span></h3>\r
   5         <div class="desc">\r
   6                 <p></p>\r
   7                 <div class="longdesc">\r
   8                         <p>展开 / 折叠 全部节点</p>\r
   9                         <p class="highlight_red">此方法不会触发  beforeExpand / onExpand  和 beforeCollapse / onCollapse 事件回调函数。</p>\r
  10                         <p class="highlight_red">请通过 zTree 对象执行此方法。</p>\r
  11                 </div>\r
  12         </div>\r
  13         <h3>Function 参数说明</h3>\r
  14         <div class="desc">\r
  15         <h4><b>expandFlag</b><span>Boolean</span></h4>\r
  16         <p>expandFlag = true 表示 展开 全部节点</p>\r
  17         <p>expandFlag =  false 表示 折叠 全部节点</p>\r
  18         <h4 class="topLine"><b>返回值</b><span>Boolean</span></h4>\r
  19         <p>返回值表示最终实际操作情况</p>\r
  20         <p>true 表示 展开 全部节点</p>\r
  21         <p>false 表示 折叠 全部节点</p>\r
  22         <p>null 表示 不存在任何父节点</p>\r
  23         </div>\r
  24         <h3>function 举例</h3>\r
  25         <h4>1. 展开全部节点</h4>\r
  26         <pre xmlns=""><code>var treeObj = $.fn.zTree.getZTreeObj("tree");\r
  27 treeObj.expandAll(true);\r
  28 </code></pre>\r
  29 </div>\r
  30 </div>