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  • jqgrid分页

    参考:

    http://www.poluoluo.com/jzxy/201111/146943.html

    http://blog.csdn.net/polaris1119/archive/2010/01/04/5130974.aspx http://d.download.csdn.net/down/1142295/ctfzh http://hi.baidu.com/fangle_life/blog/item/1076b6fa85a9ba1c6d22eb1e.html http://blog.csdn.net/polaris1119/archive/2010/01/12/5183327.aspx

    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <link rel="stylesheet" type="text/css" media="screen"
    href="js/themes/basic/grid.css" />
    <script type="text/javascript" src="js/jquery.js"></script>
    <script type="text/javascript" src="js/jquery.jqGrid.js"></script>
    <script type="text/javascript">
    jQuery(document).ready(function(){
    jQuery("#myTab").jqGrid({
    datatype: "json", //将这里改为使用JSON数据
    url:'DataServlet', //这是Action的请求地址
    mtype: 'POST',
    height: 250,
    400,
    colNames:['编号','姓名', '电话'],
    colModel:[
    {name:'id',index:'id', 60, sorttype:"int"},
    {name:'name',index:'name', 90},
    {name:'phone',index:'phone', 100}
    ],
    pager: 'pager', //分页工具栏
    imgpath: 'js/themes/basic/images', //图片存放路径
    rowNum:10, //每页显示记录数
    viewrecords: true, //是否显示行数
    rowList:[10,20,30], //可调整每页显示的记录数
    multiselect: false, //是否支持多选
    caption: "信息显示"
    });
    });
    </script>
    </head>
    <body>
    <table id="myTab" class="scroll" cellpadding="0" cellspacing="0"></table>
    <div id="pager" class="scroll"></div>
    </body>
    </html>

    /**
    * Servlet implementation class DataServlet
    */
    public class DataServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;

    /**
    * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
    * response)
    */
    protected void doGet(HttpServletRequest request,
    HttpServletResponse response) throws ServletException, IOException {
    // TODO Auto-generated method stub
    }

    /**
    * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
    * response)
    */
    protected void doPost(HttpServletRequest request,
    HttpServletResponse response) throws ServletException, IOException {
    String page = request.getParameter("page"); // 取得当前页数,注意这是jqgrid自身的参数
    String rows = request.getParameter("rows"); // 取得每页显示行数,,注意这是jqgrid自身的参数
    int totalRecord = 80; // 总记录数(应根据数据库取得,在此只是模拟)
    int totalPage = totalRecord % Integer.parseInt(rows) == 0 ? totalRecord
    / Integer.parseInt(rows) : totalRecord / Integer.parseInt(rows)
    + 1; // 计算总页数
    try {
    int index = (Integer.parseInt(page) - 1) * Integer.parseInt(rows); // 开始记录数
    int pageSize = Integer.parseInt(rows);
    // 以下模拟构造JSON数据对象
    String json = "{total: " + totalPage + ", page: " + page
    + ", records: " + totalRecord + ", rows: [";
    for (int i = index; i < pageSize + index && i < totalRecord; i++) {
    json += "{cell:['ID " + i + "','NAME " + i + "','PHONE " + i
    + "']}";
    if (i != pageSize + index - 1 && i != totalRecord - 1) {
    json += ",";
    }
    }
    json += "]}";
    response.getWriter().write(json); // 将JSON数据返回页面
    } catch (Exception ex) {
    }
    }
    }

    每一天都要行动,在前进中寻求卓越。
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  • 原文地址:https://www.cnblogs.com/wshsdlau/p/2868799.html
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