分页类

page.class.php

<?php 
/* 
* PHP分页类 
* @package Page 
* @Created 2013-03-27 
* @Modify 2013-03-27 
* @link http://www.60ie.net 
* Example: 
$myPage=new Pager(1300,intval($CurrentPage)); 
$pageStr= $myPage->GetPagerContent(); 
echo $pageStr; 
*/ 
class Pager { 
private $pageSize = 10; 
private $pageIndex; //页码
private $totalNum; //数据总数

private $totalPagesCount; //总页数

private $pageUrl; //
private static $_instance;

public function __construct($p_totalNum, $p_pageIndex, $p_pageSize = 10,$p_initNum=3,$p_initMaxNum=5) { 
if (! isset ( $p_totalNum ) || !isset($p_pageIndex)) { 
die ( "pager initial error" ); 
}

$this->totalNum = $p_totalNum; //数据总数
$this->pageIndex = $p_pageIndex; 
$this->pageSize = $p_pageSize; 
$this->initNum=$p_initNum; 
$this->initMaxNum=$p_initMaxNum; 
$this->totalPagesCount= ceil($p_totalNum / $p_pageSize); 
$this->pageUrl=$this->_getPageUrl();

$this->_initPagerLegal(); 
}


/** 
* 获取去除page部分的当前URL字符串 
* 
* @return String URL字符串 
*/ 
private function _getPageUrl() { 
$CurrentUrl = $_SERVER["REQUEST_URI"]; //获取URI
$arrUrl = parse_url($CurrentUrl); //解析URI,返回一关联数组
$urlQuery = $arrUrl["query"]; //获取数组键为query的值
//将URI中的“?page=页码”置换为“?page”
if($urlQuery){ 
//$urlQuery = preg_replace("/(^|&)page=".$this->pageIndex."/", "", $urlQuery);
$urlQuery = "";
$CurrentUrl = str_replace($arrUrl["query"], $urlQuery, $CurrentUrl);
echo $CurrentUrl;
if($urlQuery){ 
$CurrentUrl.="&page"; 
}else{
$CurrentUrl.="page"; 
}
} else { 
$CurrentUrl.="?page"; 
}

return $CurrentUrl;

} 
/* 
*设置页面参数合法性 
*@return void 
*/ 
private function _initPagerLegal() 
{ 
//页码不合法时,修正页码
if((!is_numeric($this->pageIndex)) || $this->pageIndex<1) 
{ 
$this->pageIndex=1; 
}elseif($this->pageIndex > $this->totalPagesCount) 
{ 
$this->pageIndex=$this->totalPagesCount; 
} 
} 

public function GetPagerContent() { 
$str = "<div class="Pagination">"; 
//首页 上一页 
/*if($this->pageIndex==1) 
{ 
$str .="<a href='javascript:void(0)' class='tips' title='首页'>首页</a> "."
"; 
$str .="<a href='javascript:void(0)' class='tips' title='上一页'>上一页</a> "."
"."
"; 
}else 
{ 
$str .="<a href='{$this->pageUrl}=1' class='tips' title='首页'>首页</a> "."
"; 
$str .="<a href='{$this->pageUrl}=".($this->pageIndex-1)."' class='tips' title='上一页'>上一页</a> "."
"."
"; 
}
*/
if($this->pageIndex!=1){
$str .="<a href='{$this->pageUrl}=1' class='tips' title='首页'>首页</a> "."
"; 
$str .="<a href='{$this->pageUrl}=".($this->pageIndex-1)."' class='tips' title='上一页'>上一页</a> "."
"."
";
}
/*

除首末后 页面分页逻辑

*/ 
//10页（含）以下 
$currnt=""; 
if($this->totalPagesCount<=10) 
{

for($i=1;$i<=$this->totalPagesCount;$i++)

{ 
if($i==$this->pageIndex) 
{ $currnt=" class='current'";} 
else 
{ $currnt=""; } 
$str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"."
" ; 
} 
}else //10页以上 
{ if($this->pageIndex<3) //当前页小于3 
{ 
for($i=1;$i<=3;$i++) 
{ 
if($i==$this->pageIndex) 
{ $currnt=" class='current'";} 
else 
{ $currnt=""; } 
$str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"."
" ; 
}

$str.="<span class="dot">……</span>"."
";

for($i=$this->totalPagesCount-3+1;$i<=$this->totalPagesCount;$i++)//功能1 
{ 
$str .="<a href='{$this->pageUrl}={$i}' >$i</a>"."
" ;

} 
}elseif($this->pageIndex<=5) // 5 >= 当前页 >= 3 
{ 
for($i=1;$i<=($this->pageIndex+1);$i++) 
{ 
if($i==$this->pageIndex) 
{ $currnt=" class='current'";} 
else 
{ $currnt=""; } 
$str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"."
" ;

} 
$str.="<span class="dot">……</span>"."
";

for($i=$this->totalPagesCount-3+1;$i<=$this->totalPagesCount;$i++)//功能1 
{ 
$str .="<a href='{$this->pageUrl}={$i}' >$i</a>"."
" ;

}

}elseif(5<$this->pageIndex && $this->pageIndex<=$this->totalPagesCount-5 ) //当前页大于5，同时小于总页数-5

{

for($i=1;$i<=3;$i++) 
{ 
$str .="<a href='{$this->pageUrl}={$i}' >$i</a>"."
" ; 
} 
$str.="<span class="dot">……</span>"; 
for($i=$this->pageIndex-1 ;$i<=$this->pageIndex+1 && $i<=$this->totalPagesCount-5+1;$i++) 
{ 
if($i==$this->pageIndex) 
{ $currnt=" class='current'";} 
else 
{ $currnt=""; } 
$str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"."
" ; 
} 
$str.="<span class="dot">……</span>";

for($i=$this->totalPagesCount-3+1;$i<=$this->totalPagesCount;$i++) 
{ 
$str .="<a href='{$this->pageUrl}={$i}' >$i</a>"."
" ;

} 
}else 
{

for($i=1;$i<=3;$i++) 
{ 
$str .="<a href='{$this->pageUrl}={$i}' >$i</a>"."
" ; 
} 
$str.="<span class="dot">……</span>"."
";

for($i=$this->totalPagesCount-5;$i<=$this->totalPagesCount;$i++)//功能1 
{ 
if($i==$this->pageIndex) 
{ $currnt=" class='current'";} 
else 
{ $currnt=""; } 
$str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"."
" ;

} 
}

}

 


/*

除首末后 页面分页逻辑结束

*/

//下一页 末页 
/*if($this->pageIndex==$this->totalPagesCount) 
{ 
$str .="
"."<a href='javascript:void(0)' class='tips' title='下一页'>下一页</a>"."
" ; 
$str .="<a href='javascript:void(0)' class='tips' title='末页'>末页</a>"."
"; 
}else 
{ 
$str .="
"."<a href='{$this->pageUrl}=".($this->pageIndex+1)."' class='tips' title='下一页'>下一页</a> "."
"; 
$str .="<a href='{$this->pageUrl}={$this->totalPagesCount}' class='tips' title='末页'>末页</a> "."
" ; 
} 
*/
if($this->pageIndex!=$this->totalPagesCount){
$str .="
"."<a href='{$this->pageUrl}=".($this->pageIndex+1)."' class='tips' title='下一页'>下一页</a> "."
"; 
$str .="<a href='{$this->pageUrl}={$this->totalPagesCount}' class='tips' title='末页'>末页</a> "."
" ;
}
$str .= "</div>"; 
return $str; 
}

 


/** 
* 获得实例 
* @return 
*/ 
// static public function getInstance() { 
// if (is_null ( self::$_instance )) { 
// self::$_instance = new pager (); 
// } 
// return self::$_instance; 
// }


} 
?>

实现类page.php

<head>    
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />    
<title>----分页演示-----</title>    
<link href="pager.css" type="text/css" rel="stylesheet" />
</head>    
<body>    
    <?php    
     include "pager.class.php";    
     $CurrentPage=isset($_GET['page'])?$_GET['page']:1;      
     $myPage=new pager(1300,intval($CurrentPage));    
      $pageStr= $myPage->GetPagerContent();  
     echo $pageStr;    
    ?>    
</body>    
</html>   

样式设置

body,html{ padding:0px; margin:0px; color:#333333; font-family:"宋体",Arial,Lucida,Verdana,Helvetica,sans-serif; font-size:12px; line-height:150%;}    

h1,h2,h3,h4,h5,h6,ul,li,dl,dt,dd,form,img,p,label{margin:0; padding:0; border:none; list-style-type:none;}    

/**前台分页样式**/   

.Pagination {margin:10px 0 0;padding:5px 0;text-align:rightright; height:20px; line-height:20px; font-family:Arial, Helvetica, sans-serif,"宋体";}    

.Pagination a {margin-left:2px;padding:2px 7px 2px;}    

.Pagination .dot{ border:medium none; padding:4px 8px}    

.Pagination a:link, .Pagination a:visited {border:1px solid #dedede;color:#696969;text-decoration:none;}    

.Pagination a:hover, .Pagination a:active, .Pagination a.current:link, .Pagination a.current:visited {border:1px solid #dedede;color:#fff; background-color:#ff6600; background-image:none; border:#ff6600 solid 1px;}    

.Pagination .selectBar{ border:#dedede solid 1px; font-size:12px; width:95px; height:21px; line-height:21px; margin-left:10px; display:inline}    

.Pagination a.tips{_padding:4px 7px 1px;}   

实现效果