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author“shentao” <shentao@chinamobile.com>2016-10-21 15:05:13 +0800
committer“shentao” <shentao@chinamobile.com>2016-10-21 15:05:13 +0800
commit33796336d546fa61a3906500ea56d77c960ab222 (patch)
treeeada1477041dd418b05122654eb25682a2dbf2eb /openo-portal/portal-common/src/main/webapp/common/thirdparty/zTree/api/en/setting.callback.beforeAsync.html
parent9a7b8cfb0e8182d0d69d73ee40c0116042bc2e5e (diff)
GSO-35
Change-Id: I3ad00c3c9265a1b3818decedca1d77995864ba29 Signed-off-by: “shentao” <shentao@chinamobile.com>
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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>Used to capture the event before zTree execute ajax, zTree based on return value to determine whether to execute ajax.</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>, easy for users to control.</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, the treeNode = null</p>
+ <h4 class="topLine"><b>Return </b><span>Boolean</span></h4>
+ <p>return true or false</p>
+ <p class="highlight_red">If return false, zTree will not execute ajax, 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, zTree will not execute ajax.</h4>
+ <pre xmlns=""><code>function zTreeBeforeAsync(treeId, treeNode) {
+ return (treeNode.id !== 1);
+};
+var setting = {
+ callback: {
+ beforeAsync: zTreeBeforeAsync
+ }
+};
+......</code></pre>
+</div>
+</div> \ No newline at end of file