js分页插件

//分页插件1
function showView(option) {
    //参数定义id,页容量，当前页，总数，页总数
    var id = option.id,
         pageSize = option.pageSize,
         currentPage = option.currentPage,
         totalCount = option.totalCount,
         pageCount = 0;
    var textHtml = "";
    if (Number(pageSize) && Number(totalCount) && Number(currentPage)) {
        pageCount = (parseInt(totalCount / pageSize)) + 1;
        textHtml = "<span class='coseSpan' value='1'><a href='javascript:;'>首页</a></span>";
        if (currentPage > 1) {
            textHtml += "<span class='coseSpan' value = '" + (parseInt(currentPage) - 1) + "'><a href='javascript:;'>上一页</a></span>";
        } else {
            textHtml += "<span class='eleSpan' value = '1'>上一页</span>";
        }
        if (currentPage < pageCount) {
            textHtml += "<span class='coseSpan' value = '" + (parseInt(currentPage) + 1) + "'><a href='javascript:;'>下一页</a></span>";
        } else {
            textHtml += "<span class='eleSpan' value = '" + (parseInt(currentPage) + 1) + "'>下一页</span>";
        }
        textHtml += "<span class = 'coseSpan' value='" + parseInt(pageCount) + "'><a href='javascript:;'>尾页</a></span>";
    } else {
        textHtml += "<span>首页</span><span>上一页</span><span>下一页</span><span>尾页</span>";
    }
    //加载页面
    $("#" + id).html(textHtml);
    //注册事件
    $("span .coseSpan").unbind("click").click(function() {
        //获取当前页
        var pageIndex = $(this).attr("value");
        if (pageIndex && Number(pageIndex)) {
            option.getPrassBar(parseInt(pageIndex), pageSize);
        }
    });
}

//分页插件2
function showPageBar(option) {
    var id = option.id,
        pageSize = option.pageSize,
        currentPage = option.currentPage,
        toltalCount = option.toltalCount;
    var textHtml = "";
    if (Number(toltalCount) && Number(pageSize) && Number(currentPage)) {
        //获取有多少页
        pageCount = parseInt(toltalCount / pageSize) + 1;
        //计算开始下标
        var startIndex = (currentPage - 1) * pageSize + 1,
        endIndex = currentPage * pageSize;
        if (endIndex < toltalCount) {
            textHtml += "显示" + startIndex + "到" + endIndex + "条记录,共" + toltalCount + "条记录&nbsp";
        } else {
            textHtml += "显示" + startIndex + "到" + toltalCount + "条记录,共" + toltalCount + "条记录&nbsp";
        }
        if (currentPage == 1) {
            textHtml += "<span class='NowcChangePage' value='1' title='首页'><<</span>&nbsp<span class='NowChangePage' value='1' title='上一页'><</span>&nbsp";
        } else {
            textHtml += "<span class='changePage' value='1' title='首页'><a href='javascrpit:void(0)'><<</a></span>&nbsp<span class='changePage' value='" + (currentPage - 1) + "' title='上一页'><a href='javascrpit:void(0)'><</a></span>&nbsp";
        }
        if (pageCount > 6) {
            if ((currentPage == 1 || currentPage == 2)) {
                for (var i = 1; i <= 3; i++) {
                    if (i == currentPage) {
                        textHtml += "<span class='changePage' value='" + i + "'>" + i + "</span>";
                    } else {
                        textHtml += "<span class='changePage' value='" + i + "'><a href='javascript:void(0)'>" + i + "</a></span>";
                    }
                }
                textHtml += "...";
                for (var n = (pageCount - 2); n <= pageCount; n++) {
                    textHtml += "<span class='changePage' value='" + n + "'><a href='javascript:void(0)'>" + n + "</a></span>";
                }
            } else {
                if ((pageCount - currentPage) > 4) {
                    for (var i = (currentPage - 1); i <= (currentPage + 1); i++) {
                        if (i == currentPage) {
                            textHtml += "<span class='changePage' value='" + i + "'>" + i + "</span>";
                        } else {
                            textHtml += "<span class='changePage' value='" + i + "'><a href='javascript:void(0)'>" + i + "</a></span>";
                        }
                    }
                    textHtml += "...";
                    for (var n = (pageCount - 2); n <= pageCount; n++) {
                        textHtml += "<span class='changePage' value='" + n + "'><a href='javascript:void(0)'>" + n + "</a></span>";
                    }
                } else {
                    //找出起始元素
                    for (var n = (pageCount - 5); n <= pageCount; n++) {
                        if (n == currentPage) {
                            textHtml += "<span class='changePage' value='" + n + "'>" + n + "</span>";
                        } else {
                            textHtml += "<span class='changePage' value='" + n + "'><a href='javascript:void(0)'>" + n + "</a></span>";
                        }
                    }
                }
            }
        } else {
            for (var i = 1; i <= parseInt(pageCount); i++) {
                if (currentPage == i) {
                    textHtml += "<span class='NowchangePage' value='" + i + "'>" + i + "</span>";
                } else {
                    textHtml += "<span class='changePage' value='" + i + "'><a href='javascrpit:void(0)'>" + i + "</a></span>";
                }
            }
        }
        if (currentPage == pageCount) {
            textHtml += "&nbsp<span class='NowcChangePage' value='1' title='下一页'>></span>&nbsp<span class='NowChangePage' value='1' title='尾页'>>></span>";
        } else {
            textHtml += "&nbsp<span class='changePage' value='" + (currentPage + 1) + "' title='下一页'><a href='javascrpit:void(0)'>></a></span>&nbsp<span class='changePage' value='" + pageCount + "' title='尾页'><a href='javascrpit:void(0)'>>></a></span>";
        }

        $("#" + id).html(textHtml);
        $("span .changePage").unbind("click").click(function() {
            var currentIndex = parseInt($(this).attr("value"));
            if (Number(currentIndex)) {
                option.getPrassBar(parseInt(currentIndex), pageSize);
            }
        });
    }

}

//html代码

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="分页插件._Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>无标题页</title>

    <script src="js/jquery-1.7.1.min.js" type="text/javascript"></script>

    <script src="js/paging.js" type="text/javascript"></script>

    <script type="text/javascript">
        function loadPage(currentPage,pageSize) {
            showView({
            id: "page",
                pageSize: pageSize,
                currentPage: currentPage,
                totalCount: 0,
                getPrassBar: function(pageIndex, pageSize) {
                alert("页下标:" + pageIndex + "页容量:" + pageSize);
                    loadPage(pageIndex, pageSize);
                }
            });
        }
    </script>

</head>
<body>
    <form id="form1" runat="server">
    <div>
        <input type="button" value="加载分页控件" onclick="loadPage(1,10)" /></div>
    <div>
        <span id="page"></span>
    </div>
    </form>
</body>
</html>