jQuery模拟无刷新分页效果

浏览数：32 / 时间：2015年06月09日

<html>
<head>
<title>jQuery模拟无刷新分页效果|河北苗木|河北金梆子锅炉</title>
    <script src="/images/jquery-1.4.2.min.js" type="text/javascript"></script>
    <style type="text/css">
    body
    {
        font-size:12px;
        color:#474747;
    }
    .pagenumber
    {
        border-style:solid;
        border-width:1px;
        border-color:Orange;
        margin-left:10px;
        margin-top:10px;
        padding:4px;
        text-align:center;
        float:left;
        cursor:hand;
        background-color:White;
        color:Black;
    }
    .pagenumberselected
    {
        background-color:#CCCCCC;
        color:White;
    }
    </style>
    <script type="text/javascript">
        var totalPageCount = 54;        //分页导航总页数
        var pageSize = 10;              //分页导航每页数
        var currentPageIndex = 1;       //分页导航当前页索引
        function overPage(event) {
            $(event.target)
            .addClass("pagenumberselected");
        }
        function outPage(event) {
            $(event.target)
            .removeClass("pagenumberselected")
            ;
        }
        function selectPage(event) {
            currentPageIndex = $(event.target).text();
            createPage();
        }
        function createPage() {
            if (totalPageCount < 1 || pageSize < 1) {
                return;
            }
            $("#page").html("");
            var start = currentPageIndex - (Math.ceil(pageSize / 2) - 1);
            //限制开始页数，每页数小于总页数时
            if (pageSize < totalPageCount) {
                if (start < 1) {
                    start = 1;
                }
                else if (start + pageSize > totalPageCount) {
                    start = totalPageCount - pageSize + 1;
                }
            }
            else {
                start = 1;
            }
            var end = start + pageSize - 1;
            //限制结束页数，当结束页数大于总页数时
            if (end > totalPageCount) {
                end = totalPageCount;
            }
            var newNumberStr;
            for (var i = start; i <= end; i++) {
                newNumberStr = "";
                if (i == currentPageIndex) {
                    newNumberStr = "<div class=\"pagenumber pagenumberselected\">" + i + "</div>";
                }
                else {
                    newNumberStr = "<div class=\"pagenumber\">" + i + "</div>";
                }
                $("#page").append(newNumberStr);
            }
            //给所有项绑定事件
            $(".pagenumber")
            .bind("click", selectPage)
            .hover(overPage, outPage)
            ;
            //当前页不绑定事件
            $(".pagenumberselected")
            .unbind("click")
            .unbind("mouseenter")
            .unbind("mouseleave")
            ;
        }
        window.onload=createPage;
    </script>
</head>
<body>
<div id="page"></div>
</body>
</html>