jQWidgets jqxNavigationBar expandedItem事件

jQWidgets jqxNavigationBar expandedItem事件

jQWidgets是一个JavaScript框架,用于为PC和移动设备制作基于Web的应用程序。它是一个非常强大的,优化的,与平台无关的,并被广泛支持的框架。jqxNavigationBar是用来代表一个有标题和内容部分的jQuery widget。在点击标题时,内容将相应地展开或折叠。

当指定的jqxNavigationBar的一个项目被展开时,会触发expandedItem事件。

语法:

$('Selector').on('expandedItem', function (event) {
    var expandedItem = event.args.item;
});

链接的文件:从给出的链接中下载jQWidgets。在HTML文件中,找到下载文件夹中的脚本文件。

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxexpander.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxnavigationbar.js”></script>

例子:下面的例子说明了jQWidgets jqxNavigationBar expandedItem事件。

<!DOCTYPE html>
<html lang="en">
  
<head>
    <link rel="stylesheet" 
          href= "jqwidgets/styles/jqx.base.css" 
          type="text/css"/>
    <script type="text/javascript" 
            src="scripts/jquery.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxcore.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxexpander.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxnavigationbar.js">
    </script>
</head>
  
<body>
    <center>
        <h1 style="color:green;">
            GeeksforGeeks
        </h1>
        <h3>
            jQWidgets jqxNavigationBar expandedItem Event
        </h3>
        <div id="jqx_Navigation_Bar" style="margin:25px;" 
             align="left">
            <div>First Header</div>
            <div>
                <h8>Content for the first header</h8>
                <ul>
                    <li>GFG</li>
                    <li>CSE</li>
                </ul>
            </div>
            <div> Second Header</div>
            <div>
                <h8>Content for the second header</h8>
                <ul>
                    <li>GeeksforGeeks</li>
                    <li>CSE</li>
                </ul>
            </div>
        </div>
        <div id="log"></div>
        <script type="text/javascript">
            (document).ready(function () {
                ("#jqx_Navigation_Bar").
                    jqxNavigationBar({
                        width: 250,
                        height: 132
                    });
                ('#jqx_Navigation_Bar').
                    on('expandedItem', function (event) {
                        var Expanded_Item = event.args.item;
                        ("#log").html(JSON.stringify(
                        "The index of the expanded item is: "
                            + Expanded_Item))
                    });
            });
        </script>
    </center>
</body>
</html>

输出:

jQWidgets jqxNavigationBar expandedItem事件

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