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setting.callback.beforeRightClick.html 1.4KB

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  1. <div class="apiDetail">
  2. <div>
  3. <h2><span>Function(treeId, treeNode)</span><span class="path">setting.callback.</span>beforeRightClick</h2>
  4. <h3>概述<span class="h3_info">[ 依赖 <span class="highlight_green">jquery.ztree.core</span> 核心 js ]</span></h3>
  5. <div class="desc">
  6. <p></p>
  7. <div class="longdesc">
  8. <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>
  9. <p>默认值:null</p>
  10. </div>
  11. </div>
  12. <h3>Function 参数说明</h3>
  13. <div class="desc">
  14. <h4><b>treeId</b><span>String</span></h4>
  15. <p>对应 zTree 的 <b class="highlight_red">treeId</b>,便于用户操控</p>
  16. <h4 class="topLine"><b>treeNode</b><span>JSON</span></h4>
  17. <p>鼠标右键点击时所在节点的 JSON 数据对象</p>
  18. <p class="highlight_red">如果不在节点上,则返回 null</p>
  19. <h4 class="topLine"><b>返回值</b><span>Boolean</span></h4>
  20. <p>返回值是 true / false</p>
  21. <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>
  22. </div>
  23. <h3>setting & function 举例</h3>
  24. <h4>1. 禁止 onRightClick 事件</h4>
  25. <pre xmlns=""><code>function zTreeBeforeRightClick(treeId, treeNode) {
  26. return false;
  27. };
  28. var setting = {
  29. callback: {
  30. beforeRightClick: zTreeBeforeRightClick
  31. }
  32. };
  33. ......</code></pre>
  34. </div>
  35. </div>