setting.callback.onNodeCreated.html 1.5 KB

1234567891011121314151617181920212223242526272829303132333435
  1. <div class="apiDetail">
  2. <div>
  3. <h2><span>Function(event, treeId, treeNode)</span><span class="path">setting.callback.</span>onNodeCreated</h2>
  4. <h3>Overview<span class="h3_info">[ depends on <span class="highlight_green">jquery.ztree.core</span> js ]</span></h3>
  5. <div class="desc">
  6. <p></p>
  7. <div class="longdesc">
  8. <p>Used to capture the event when node's DOM is created.</p>
  9. <p class="highlight_red">Because v3.x uses lazy loading technology, so the nodes which doesn't create DOM when initialized will not trigger this callback, until its parent node is expanded.</p>
  10. <p class="highlight_red">Large amount of data to load, please note: do not set onNodeCreated, can improve performance as when initialized.</p>
  11. <p>Default: null</p>
  12. </div>
  13. </div>
  14. <h3>Function Parameter Descriptions</h3>
  15. <div class="desc">
  16. <h4><b>event</b><span>js event Object</span></h4>
  17. <p>event Object</p>
  18. <h4 class="topLine"><b>treeId</b><span>String</span></h4>
  19. <p>zTree unique identifier: <b class="highlight_red">treeId</b>, easy for users to control.</p>
  20. <h4 class="topLine"><b>treeNode</b><span>JSON</span></h4>
  21. <p>JSON data object of the node which DOM is created</p>
  22. </div>
  23. <h3>Examples of setting & function</h3>
  24. <h4>1. When node's DOM is created, alert info about 'tId' and 'name'.</h4>
  25. <pre xmlns=""><code>function zTreeOnNodeCreated(event, treeId, treeNode) {
  26. alert(treeNode.tId + ", " + treeNode.name);
  27. };
  28. var setting = {
  29. callback: {
  30. onNodeCreated: zTreeOnNodeCreated
  31. }
  32. };
  33. ......</code></pre>
  34. </div>
  35. </div>