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setting.callback.beforeRightClick.html 1.4KB

    <div class="apiDetail"> <div> <h2><span>Function(treeId, treeNode)</span><span class="path">setting.callback.</span>beforeRightClick</h2> <h3>概述<span class="h3_info">[ 依赖 <span class="highlight_green">jquery.ztree.core</span> 核心 js ]</span></h3> <div class="desc"> <p></p> <div class="longdesc"> <p>用于捕获 zTree 上鼠标右键点击之前的事件回调函数,并且根据返回值确定触发 onRightClick 事件回调函数</p> <p>默认值:null</p> </div> </div> <h3>Function 参数说明</h3> <div class="desc"> <h4><b>treeId</b><span>String</span></h4> <p>对应 zTree 的 <b class="highlight_red">treeId</b>,便于用户操控</p> <h4 class="topLine"><b>treeNode</b><span>JSON</span></h4> <p>鼠标右键点击时所在节点的 JSON 数据对象</p> <p class="highlight_red">如果不在节点上,则返回 null</p> <h4 class="topLine"><b>返回值</b><span>Boolean</span></h4> <p>返回值是 true / false</p> <p class="highlight_red">如果返回 false,将仅仅无法触发 onRightClick 事件回调函数,对其他操作无任何影响</p> </div> <h3>setting & function 举例</h3> <h4>1. 禁止 onRightClick 事件</h4> <pre xmlns=""><code>function zTreeBeforeRightClick(treeId, treeNode) { return false; }; var setting = { callback: { beforeRightClick: zTreeBeforeRightClick } }; ......</code></pre> </div> </div>