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>