php通用分页种
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2022-06-15 21:11:18
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php通用分页类
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getAllPage()}页,第{$page->getCurrentPage()}页 ";
$links=$this->getLinkString($param);
if($page->hasPrevious())$temp.="上一页 ";else{$temp.="上一页 ";}
for($i=$page->getCurrentPage();$igetAllPage()&&$igetPerRecords();$i++)
{
$temp.="{$i} ";
}
if($page->hasNext())$temp.="下一页 ";else{$temp.="下一页 ";}
return $temp;
}
public function getLinkString($param)
{
$str="";
$attr=$_GET;
unset($attr[$param]);
if($attr)
{
foreach($attr as $key=>$val)
{
if($str=="")
{
$str.="?$key=$val";
}
else
{
$str.="&$key=$val";
}
}
$str.="&$param";
}
else
{
$str.="?$param";
}
return $str;
}
}
?>
??
allPage;
}
/**
* @return the $allRecords
*/
public function getAllRecords()
{
return $this->allRecords;
}
/**
* @return the $perRecords
*/
public function getPerRecords() {
return $this->perRecords;
}
/**
* @return the $currentPage
*/
public function getCurrentPage()
{
return $this->currentPage;
}
/**
* @param $allPage the $allPage to set
*/
public function setAllPage($allPage)
{
$this->allPage = ($allPage%$this->perRecords == 0)?($allPage/$this->perRecords):($allPage/$this->perRecords+1);
$this->allPage=intval($this->allPage);
}
/**
* @param $allRecords the $allRecords to set
*/
public function setAllRecords($allRecords)
{
$this->allRecords = $allRecords;
}
/**
* @param $perRecords the $perRecords to set
*/
public function setPerRecords($perRecords) {
$this->perRecords = $perRecords;
}
/**
* @param $currentPage the $currentPage to set
*/
public function setCurrentPage($currentPage)
{
if ($currentPage currentPage = 1;
else if ($currentPage > $this->allPage)
$this->currentPage =$this->allPage;
else
$this->currentPage=$currentPage;
}
public function hasNext()
{
return $this->currentPageallPage;
}
public function hasPrevious()
{
return $this->currentPage>1;
}
public function getEndIndex()
{
return ((($this->currentPage-1)*$this->perRecords)+$this->perRecords)>$this->allRecords?((($this->currentPage-1)*$this->perRecords)+$this->perRecords)-$this->allRecords:$this->perRecords;
}
public function getStartIndex()
{
return ($this->currentPage-1)*$this->perRecords;
}
}
?>
?
list=$list;
$this->page=new Page();
}
/**
*
* @param unknown_type $rows 显示的数据量
* @param unknown_type $current 当前页
*/
public function init($rows=5,$current)
{
$this->page->setAllRecords(count($this->list));
$this->page->setPerRecords($rows);
$this->page->setAllPage(count($this->list));
$this->page->setCurrentPage($current);
$this->list=array_slice($this->list,$this->page->getStartIndex(),$this->page->getEndIndex());
}
/**
* 获取分页变量
*/
public function getVar()
{
return $this->list;
}
/**
* @return the $param
*/
public function getParam()
{
return $this->param;
}
/**
* @param $param the $param to set
*/
public function setParam($param) {
$this->param = $param;
}
/**
* 加载插件信息,获取生成的链接,装饰器模式
* @param unknown_type $link
*/
public function getLink($link=null)
{
if(!empty($link)||!(($link instanceof ILink)))$link=new LinkAdapter();
return $link->parse($this->page,$this->param);
}
}
?>
?
setParam("page");
$page->init(30,$_REQUEST['page']);
$list=$page->getVar();
foreach($list as $val):
echo $val.'
';
endforeach;
echo $page->getLink();
?>
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