jQuery.mobile.activePage获取当点活动的page-优快云博客

本文展示了一个使用jQuery Mobile框架实现的简单示例，通过两个页面间的切换来演示如何获取当前活动页面的ID。该示例包括了基本的HTML结构、必要的jQuery Mobile样式和脚本文件，以及用于检测和显示当前页面ID的JavaScript代码。

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>jQuery.mobile.activePage demo</title>
  <link rel="stylesheet" href="http://code.jquery.com/mobile/1.3.2/jquery.mobile-1.3.2.min.css">
  <script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
  <script src="http://code.jquery.com/mobile/1.3.2/jquery.mobile-1.3.2.min.js"></script>
  <style>
  #myResult {
    border: 1px solid;
    border-color: #108040;
    padding: 10px;
  }
  </style>
</head>
<body>
 
<div data-role="page" id="page1">
  <div data-role="header">
    <h1>Page 1</h1>
  </div>
  <div data-role="content">
    <a href="#page2" data-role="button" data-inline="true">Go to Page 2</a>
    <input type="button" value="Which Page is this?" class="myButton" data-inline="true"/> <br>
    <div class="myResult">The result will be displayed here</div>
  </div>
</div>
 
<div data-role="page" id="page2">
  <div data-role="header">
    <h1>Page 2</h1>
  </div>
  <div data-role="content">
    <a href="#page1" data-role="button" data-inline="true">Go to Page 1</a>
    <input type="button" value="Which Page is this?" class="myButton" data-inline="true"/> <br>
    <div class="myResult">The result will be displayed here</div>
  </div>
</div>
 
<script>
$(function() {
  $( ".myButton" ).on( "click", function() {
    var whichPageId = $.mobile.activePage.attr( "id" );
    $( ".myResult" ).html( "This is " + whichPageId );
  });
});
</script>
 
</body>
</html>