css
<style type="text/css">
#loading{
position: absolute;
top: 200px;
left:400px;
}
#container .pagination ul li.inactive,
#container .pagination ul li.inactive:hover{
background-color:#ededed;
color:#bababa;
border:1px solid #bababa;
cursor: default;
}
#container .data ul li{
list-style: none;
margin: 5px 0 5px 50px;
color: #000;
font-size: 14px;
}
#container .pagination{
width: 1000px;
height: 25px;
}
#container .pagination ul li{
list-style: none;
float: left;
border: 1px solid #006699;
padding: 2px 6px 2px 6px;
margin: 0 3px 0 3px;
font-family: arial;
font-size: 14px;
color: #006699;
font-weight: bold;
background-color: #f2f2f2;
}
#container .pagination ul li:hover{
color: #fff;
background-color: #006699;
cursor: pointer;
}
.go_button{
background-color:#f2f2f2;border:1px solid #006699;color:#cc0000;padding:2px 6px 2px 6px;cursor:pointer;position:absolute;margin-top:-1px;
}
.total{
float:left;font-family:arial;color:#999;
}
</style>
js
<script type="text/javascript">
$(document).ready(function(){
function loading_show(){
$(‘#loading‘).html("<img src=‘./loading.gif‘/>").fadeIn(‘fast‘);
}
function loading_hide(){
$(‘#loading‘).fadeOut(‘fast‘);
}
function loadData(page){
loading_show();
$.ajax({
type: "POST",
url: "load.php",
data: "page="+page,
success: function(msg){
$("#container").ajaxComplete(function(event, request, settings){
loading_hide();
$("#container").html(msg);
});
}
});
}
loadData(1); // For first time page load default results
$(‘#container .pagination li.active‘).live(‘click‘,function(){
var page = $(this).attr(‘p‘);
loadData(page);
});
$(‘#go_btn‘).live(‘click‘,function(){
var page = parseInt($(‘.goto‘).val());
var no_of_pages = parseInt($(‘.total‘).attr(‘a‘));
if(page != 0 && page <= no_of_pages){
loadData(page);
}else{
alert(‘Enter a PAGE between 1 and ‘+no_of_pages);
$(‘.goto‘).val("").focus();
return false;
}
});
});
</script>
html
<script src="http://libs.baidu.com/jquery/1.7.1/jquery.min.js"></script>
<div id="main">
<div id="loading"></div>
<div id="container">
<div class="data"></div>
<div class="pagination"></div>
</div>
</div>
php
<?php
if($_POST[‘page‘]){
$page = $_POST[‘page‘]; //当前页数
$cur_page = $page; //当前页数
$page -= 1;
$per_page = 10;
$previous_btn = true;
$next_btn = true;
$first_btn = true;
$last_btn = true;
$start = $page * $per_page; //0 10 20 30 40 第一页：page = 1
//数据库配置信息
define("HOST","localhost"); //主机名
define("USER","root"); //账号
define("PASS","root"); //密码
define("DBNAME","waterfall"); //数据库名
$link = mysql_connect("localhost","root","root")or die("连接数据库失败:".mysql_error());
mysql_select_db("waterfall",$link);
mysql_query("set NAMES ‘utf8‘");
$query_page_data = "SELECT * FROM `content` LIMIT $start, $per_page";
$result_page_data = mysql_query($query_page_data) or die(‘MySql Error‘ . mysql_error());
$msg = "";
while ($row = mysql_fetch_array($result_page_data)) {
$htmlmsg=htmlspecialchars($row[‘img‘]);
$msg .= "<li><b>" . $row[‘id‘] . "</b> " . $htmlmsg . "</li>";
}
$msg = "<div class=‘data‘><ul>" . $msg . "</ul></div>"; // 数据内容
/* --------------------------------------------- */
$query_pag_num = "SELECT COUNT(*) AS count FROM content";
$result_pag_num = mysql_query($query_pag_num);
$row = mysql_fetch_array($result_pag_num);
$count = $row[‘count‘];
$no_of_paginations = ceil($count / $per_page);
/* ---------------计算该循环的起始和endign值----------------------------------- */
if ($cur_page >= 7) {
$start_loop = $cur_page - 3;
if ($no_of_paginations > $cur_page + 3)
$end_loop = $cur_page + 3;
else if ($cur_page <= $no_of_paginations && $cur_page > $no_of_paginations - 6) {
$start_loop = $no_of_paginations - 6;
$end_loop = $no_of_paginations;
} else {
$end_loop = $no_of_paginations;
}
} else {
$start_loop = 1;
if ($no_of_paginations > 7)
$end_loop = 7;
else
$end_loop = $no_of_paginations;
}
/* ----------------------------------------------------------------------------------------------------------- */
$msg .= "<div class=‘pagination‘><ul>";
// 为使第一个按钮
if ($first_btn && $cur_page > 1) {
$msg .= "<li p=‘1‘ class=‘active‘>First</li>";
} else if ($first_btn) {
$msg .= "<li p=‘1‘ class=‘inactive‘>First</li>";
}
// 为使上一个按钮
if ($previous_btn && $cur_page > 1) {
$pre = $cur_page - 1;
$msg .= "<li p=‘$pre‘ class=‘active‘>Previous</li>";
} else if ($previous_btn) {
$msg .= "<li class=‘inactive‘>Previous</li>";
}
for ($i = $start_loop; $i <= $end_loop; $i++) {
if ($cur_page == $i)
$msg .= "<li p=‘$i‘ style=‘color:#fff;background-color:#006699;‘ class=‘active‘>{$i}</li>";
else
$msg .= "<li p=‘$i‘ class=‘active‘>{$i}</li>";
}
// 为使下一个按钮
if ($next_btn && $cur_page < $no_of_paginations) {
$nex = $cur_page + 1;
$msg .= "<li p=‘$nex‘ class=‘active‘>Next</li>";
} else if ($next_btn) {
$msg .= "<li class=‘inactive‘>Next</li>";
}
// 要启用结束按钮
if ($last_btn && $cur_page < $no_of_paginations) {
$msg .= "<li p=‘$no_of_paginations‘ class=‘active‘>Last</li>";
} else if ($last_btn) {
$msg .= "<li p=‘$no_of_paginations‘ class=‘inactive‘>Last</li>";
}
$goto = "<input type=‘text‘ class=‘goto‘ size=‘1‘ style=‘float:left;margin-top:-1px;margin-left:60px;‘/><input type=‘button‘ id=‘go_btn‘ class=‘go_button‘ value=‘Go‘/>";
$total_string = "<span style=‘float:left;margin-left:40px;‘ class=‘total‘ a=‘$no_of_paginations‘>Page <b>" . $cur_page . "</b> of <b>$no_of_paginations</b></span>";
$msg = $msg . "</ul>" . $goto . $total_string . "</div>"; // 为分页内容
echo $msg;
}
?>
jQuery+Ajax+PHP+Mysql实现分页显示数据
时间： 2024-10-13 11:55:48