From d74b495736f0c04522ec54274b70fed0ded2878d Mon Sep 17 00:00:00 2001
From: zhongrj <646384940@qq.com>
Date: Tue, 27 Jun 2023 11:30:06 +0800
Subject: [PATCH] 任务新增导出
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+<div class="apiDetail">
+<div>
+ <h2><span>Function(treeId, treeNode)</span><span class="path">setting.callback.</span>beforeAsync</h2>
+ <h3>Overview<span class="h3_info">[ depends on <span class="highlight_green">jquery.ztree.core</span> js ]</span></h3>
+ <div class="desc">
+ <p></p>
+ <div class="longdesc">
+ <p>This callback is made before zTree makes an ajax request, giving you an opportunity to decide if it should proceed or not.
+ Return false to prevent zTree from sending the ajax request.</p>
+ <p>Default: null</p>
+ </div>
+ </div>
+ <h3>Function Parameter Descriptions</h3>
+ <div class="desc">
+ <h4><b>treeId</b><span>String</span></h4>
+ <p>zTree unique identifier: <b class="highlight_red">treeId</b>.</p>
+ <h4 class="topLine"><b>treeNode</b><span>JSON</span></h4>
+ <p>JSON data object of the parent node</p>
+ <p class="highlight_red">When asynchronously loading the root, treeNode = null</p>
+ <h4 class="topLine"><b>Return </b><span>Boolean</span></h4>
+ <p>return true or false</p>
+ <p class="highlight_red">If the function returns false, zTree will not send the ajax request, and will not trigger the 'onAsyncSuccess / onAsyncError' callback.</p>
+ </div>
+ <h3>Examples of setting & function</h3>
+ <h4>1. If the parent node's attribute 'id' is 1, don't send the ajax request.</h4>
+ <pre xmlns=""><code>function myBeforeCallBack(treeId, treeNode) {
+ return (treeNode.id !== 1);
+};
+var setting = {
+ callback: {
+ beforeAsync: myBeforeCallBack
+ }
+};
+......</code></pre>
+</div>
+</div>
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