//This paging class does not process SQL; //Greatly speeds up the paging function //http://blog.csdn.net/fkedwgwy //Xiaoxiang Blog--Xiaoxiang /* * 演示 require_once('../libs/classes/page.class.php'); $page=new page(array('total'=>1000,'perpage'=>20)); echo 'mode:1 '.$page->show(); echo 'mode:2 '.$page->show(2); echo 'mode:3 '.$page->show(3); echo 'mode:4 '.$page->show(4); echo '开始AJAX模式:'; $ajaxpage=new page(array('total'=>1000,'perpage'=>20,'ajax'=>'ajax_page','page_name'=>'test')); echo 'mode:1 '.$ajaxpage->show(); */ class Zend_Page { /** * config ,public */ var $page_name="page";//page tag, used to control the url page. For example, PB_page in xxx.php?PB_page=2 var $next_page='>';//Next page var $pre_page='<';//Previous page var $first_page='First' ;//Homepage var $last_page='Last';//Last page var $pre_bar='<<';//Previous paging bar var $next_bar='>>';//Next One paging bar var $format_left=''; var $format_right=''; var $is_ajax=false;//Whether AJAX paging mode is supported var $next_ten_page=">>>"; var $ per_ten_page="<<<"; /** * private * */ var $pagebarnum=10;//Control the number of record bars. var $totalpage=0;//Total number of pages var $ajax_acti is not a positive integer!'); if((!is_int($perpage))||($perpage<=0))$this-> ;error(__FUNCTION__,$perpage.' is not a positive integer!'); if(!empty($array['page_name']))$this->set('page_name',$array['page_name' ]);//Set pagename $this->_set_nowindex($nowindex);//Set current page $this->_set_url($url);//Set link address $this->totalpage=ceil ($total/$perpage); $this->total=$total; $this->offset=($this->nowindex-1)*$perpage; if(!empty($array[ 'ajax']))$this->open_ajax($array['ajax']);//Open AJAX mode } /** * Set the value of the specified variable name in the class. If the change does not belong to this class, an exception will be thrown * * @param string $var * @param string $value */ function set($var,$value) { if(in_array($var,get_object_vars($this))) $this->$var=$value; else { $this->error(__FUNCTION__,$var." does not belong to PB_Page! "); } } /** * Turn on reverse AJAX mode * * @param string $action The default ajax triggered action. */ function open_ajax($action) { $this->is_ajax=true; $this->ajax_acti } /** * Get the code to display "next page" * * @param string $style * @return string */ function next_page($ style="max-width:90%"'.$this->next_page.''; } /** * Get the code to display "previous page" * * @param string $style * @return string */ function pre_page($style='') { if($this->nowindex>1){ return $this->_get_link($this->_get_url($this->nowindex-1),$this->pre_page,$style); } return ''.$this->pre_page.''; } /** * Get the code to display "last ten pages" * * @param string $style * @return string */ function pre_ten_page($style='') { if(intval($this->nowindex/10)+1>1){ return $this->_get_link($this->_get_url(intval($this->nowindex/10)*10-5),$this->pre_ten_page,$style); } return ''.$this->pre_ten_page.''; } /** * Get the code to display "next ten pages" * * @param string $style * @return string */ function next_ten_page($style='') { if(intval($this->nowindex/10) totalpage/10)){ return $this->_get_link($this->_get_url((intval($this->nowindex/10)+1)*10+5),$this->next_ten_page,$style); } return ''.$this->next_ten_page.''; } /** * Get the code to display "Home Page" * * @return string */ function first_page($style='') { if($this->nowindex==1){ return ''.$this->first_page.''; } return $this->_get_link($this->_get_url(1),$this->first_page,$style); } /** * Get the code to display the "last page" * * @return string */ function last_page($style='') { if($this->nowindex==$this->totalpage){ return ''.$this->last_page.''; } return $this->_get_link($this->_get_url($this->totalpage),$this->last_page,$style); } function nowbar($style='',$nowindex_style='') { $plus=ceil($this->pagebarnum/2); if($this->pagebarnum-$plus+$this->nowindex>$this->totalpage)$plus=($this->pagebarnum-$this->totalpage+$this->nowindex); $begin=$this->nowindex-$plus+1; $begin=($begin>=1)?$begin:1; $return=''; for($i=$begin;$i<$begin+$this->pagebarnum;$i++) { if($i<=$this->totalpage){ if($i!=$this->nowindex) $return.=$this->_get_text($this->_get_link($this->_get_url($i),$i,$style)); else $return.=$this->_get_text(''.$i.''); }else{ break; } $return.="n"; } unset($begin); return $return; } /** * Get the code to display the jump button * * @return string */ function select() { $return=''; return $return; } /** * Get the value required for limit in the mysql statement * * @return string */ function offset() { return $this->offset; } /** * Control paging display style (you can add corresponding style) * * @param int $mode * @return string */ function show($mode=1,$url='') { switch ($mode) { case '1': $this->next_page='下一页'; $this->pre_page='上一页'; return $this->pre_page().$this->nowbar().$this->next_page().'第'.$this->select().'页'; break; case '2': $this->next_page='下一页'; $this->pre_page='上一页'; $this->first_page='首页'; $this->last_page='尾页'; return $this->first_page().$this->pre_page().'[第'.$this->nowindex.'页]'.$this->next_page().$this->last_page().'第'.$this->select().'页'; break; case '3': $this->next_page='下一页'; $this->pre_page='上一页'; $this->first_page='首页'; $this->last_page='尾页'; return $this->first_page().$this->pre_page().$this->next_page().$this->last_page(); break; case '4': $this->next_page='next'; $this->pre_page='last'; return $this->pre_page().$this->nowbar().$this->next_page(); break; case '5': return $this->pre_bar().$this->pre_page().$this->nowbar().$this->next_page().$this->next_bar(); break; case '6': //启用了“上一页”，“下一页”，“最后一页”。可根据情况启用“第一页”。 //$this->first_page=''; $this->pre_page=''; $this->next_page=''; $this->last_page='最后一页'; //return "
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