以前用的页码类，忘记怎么用了，放这里备忘。

以前一个cms后台用的翻页按钮类，1|2|……456789……999

放这里保存起来

/*
$mypagenav=new pagelinknav();
$mypagenav->pageurl="t2.php?";
$mypagenav->pageint($_GET['page'],50,2,5);

*    css 样式
.pagenav{  960px;background-color: #ffffff;height:auto!important;height:42px;min-height:42px;}
.pagenavNBbox{line-height: 40px;padding-left: 10px;padding-right: 10px;float: left ;border: 1px #dddddd solid;margin-right: 10px; 48px;text-align: center }
.pagenavNBboxblock{line-height: 40px;padding-left: 10px;padding-right: 10px;float: left ;border: 1px #FFFFFF solid;margin-right: 10px; 48px;text-align: center }
.pagenavDDbox{ line-height: 40px;padding-left: 10px;padding-right: 10px;float: left ;border: 1px #FFFFFF solid;margin-right: 10px;text-align: center}
.pagenavbox{auto!important;20px;min-20px; line-height: 40px;padding-left: 10px;padding-right: 10px;float: left ;border: 1px #dddddd solid;margin-right: 10px;text-align: center}
.pagenavboxon{ color:#ffffff;font-weight: bold ;background-color: #6092b7;border: 1px #6092b7 solid;auto!important;20px;min-20px; line-height: 40px;padding-left: 10px;padding-right: 10px;float: left ;margin-right: 10px;text-align: center}
*/

class pagelinknav{
    public $pageurl;
    public $inpage;
    function    pageint($page1,$page2,$page3,$page4){
        $this->inpage=$page1;
        $_inpage=$page1;
        $_totalpage=$page2;
        $_pageb=$page3;                        //最前显示页码数量
        $_pagec=$page4;                        //最好为奇数
        $_pagei=1;
        //div head
        echo "<div class='pagenav'>";
        //start pagenumber area a
        if($_inpage>1){
            $this->pageBBshow("« 上一页",$_inpage-1,"pagenavNBbox",1);
        }else{
            //echo "[NONE]";
            $this->pageBBshow("共".$_totalpage."页",$_inpage,"pagenavNBbox",2);
        }
        //start pagenumber area b
        while($_pagei <= $_totalpage and $_pagei <=$_pageb){
            $this->pageshow($_pagei,$_pagei,"pagenavbox");
            //echo "[".$_pagei."]";
            $_pagei++;
        }
        //start pagenumber area c1
        if(($_inpage-$_pageb)>ceil($_pagec/2) and $_inpage <= $_totalpage){
            $this->pageDDshow("...","...","pagenavDDbox");
            //echo "...";
        }
        //start pagenumber area c2
        if($_inpage <= $_totalpage){
            if(($_inpage-$_pageb)<=$_pageb){
                $_pagei=$_pageb+1;
            }elseif(($_totalpage-$_inpage)<ceil($_pagec/2)){
                $_pagei=($_totalpage-$_pagec)+1;
                //die($_totalpage-($_totalpage-$_inpage)."-");
                //echo $_pagei;
            }
            else{
                $_pagei=$_inpage-$_pageb;
            }
            $_pageic=$_pagei+$_pagec;
            while($_pagei<$_pageic and $_pagei <= $_totalpage){
                $this->pageshow($_pagei,$_pagei,"pagenavbox");
                //echo "[".$_pagei."]";
                $_pagei++;
            }
        }
        //start pagenumber area c3
        if(($_totalpage-$_inpage)>=ceil($_pagec/2) and $_inpage <= $_totalpage){
            $this->pageDDshow("...","...","pagenavDDbox");
            //echo "A".ceil($_pagec/2);
            //echo "...";
        }

        //start pagenumber area d
        if($_inpage<$_totalpage){
            //echo "[NEXT]";
            $this->pageNBshow("下一页 »",$_inpage+1,"pagenavNBbox",1);
        }else{
            //echo "[NONE]";
            $this->pageNBshow("没有啦",$_inpage,"pagenavNBbox",2);
        }
        //div foot
        echo "</div>";
    }
    function    pageBBshow($pgmsg,$pplink,$pdclass,$pptype){
        if($pptype==1){
            echo "<div class='".$pdclass."'>";
            echo "<a href='".$this->pageurl."page=".$pplink."'>";
            echo $pgmsg;
            echo "</a>";
            echo "</div>";
        }else{
            echo "<div class='".$pdclass."'>";
            echo $pgmsg;
            echo "</div>";
        }
    }
    function    pageNBshow($pgmsg,$pplink,$pdclass,$pptype){
        if($pptype==1){
            echo "<div class='".$pdclass."'>";
            echo "<a href='".$this->pageurl."page=".$pplink."'>";
            echo $pgmsg;
            echo "</a>";
            echo "</div>";
        }else{
            echo "<div class='".$pdclass."'>";
            echo $pgmsg;
            echo "</div>";
        }
    }
    function    pageDDshow($pgmsg,$pagenum,$pdclass){
        echo "<div class='".$pdclass."'>";
        echo $pgmsg;
        echo "</div>";
    }
    function    pageshow($pgmsg,$pagenum,$pdclass){
        if($this->inpage!="$pagenum"){
            $pdclass="pagenavbox";
            echo "<div class='".$pdclass."'>";
            echo "<a href='".$this->pageurl."page=".$pagenum."'>";
            echo $pgmsg;
            echo "</a>";
            echo "</div>";
        }else{
            $pdclass="pagenavboxon";
            echo "<div class='".$pdclass."'>";
            echo $pgmsg;
            echo "</div>";
        }
    }
}