thinkphp ajax 无刷新分页效果的实现

思路:先做出传统分页效果,然后重新复制一份Page.class.php类,对它进行修改,把js中的函数传到page类中,把上一页、下一页、首页、尾页、链接页中的url地址改成js控制的函数,模板页面中用jQuery写一个js函数,里面用ajax把请求发到控制器并返回请求回来的json数据,实现了ajax的无刷新分页效果。

Page.class.php代码(红色代码部分为需要修改的部分,其他的跟原来的类函数一样):

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2014 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 麦当苗儿 <zuojiazi@vip.qq.com> <http://www.zjzit.cn>
// +----------------------------------------------------------------------
namespace Home\Clas;

class Page{
    public $firstRow; // 起始行数
    public $listRows; // 列表每页显示行数
    public $parameter; // 分页跳转时要带的参数
    public $totalRows; // 总行数
    public $totalPages; // 分页总页面数
    public $rollPage   = 11;// 分页栏每页显示的页数
    public $lastSuffix = true; // 最后一页是否显示总页数

    private $p       = 'p'; //分页参数名
    private $url     = ''; //当前链接URL
    private $nowPage = 1;

    // 分页显示定制
    private $config  = array(
        'header' => '<span class="rows">共 %TOTAL_ROW% 条记录</span>',
        'prev'   => '<<',
        'next'   => '>>',
        'first'  => '1...',
        'last'   => '...%TOTAL_PAGE%',
        'theme'  => '%FIRST% %UP_PAGE% %LINK_PAGE% %DOWN_PAGE% %END%',
    );

    /**
     * 架构函数
     * @param array $totalRows  总的记录数
     * @param array $listRows  每页显示记录数
     * @param array $parameter  分页跳转的参数
     */
    public function __construct($totalRows, $listRows=20, $ajax_func,$parameter = array()) {
        C('VAR_PAGE') && $this->p = C('VAR_PAGE'); //设置分页参数名称
        /* 基础设置 */
        $this->totalRows  = $totalRows; //设置总记录数
        $this->listRows   = $listRows;  //设置每页显示行数
        $this->ajax_func = $ajax_func;
        $this->parameter  = empty($parameter) ? $_GET : $parameter;
        $this->nowPage    = empty($_GET[$this->p]) ? 1 : intval($_GET[$this->p]);
        $this->nowPage    = $this->nowPage>0 ? $this->nowPage : 1;
        $this->firstRow   = $this->listRows * ($this->nowPage - 1);
    }

    /**
     * 定制分页链接设置
     * @param string $name  设置名称
     * @param string $value 设置值
     */
    public function setConfig($name,$value) {
        if(isset($this->config[$name])) {
            $this->config[$name] = $value;
        }
    }

    /**
     * 生成链接URL
     * @param  integer $page 页码
     * @return string
     */
    private function url($page){
        return str_replace(urlencode('[PAGE]'), $page, $this->url);
    }

    /**
     * 组装分页链接
     * @return string
     */
    public function show() {
        if(0 == $this->totalRows) return '';

        /* 生成URL */
        $this->parameter[$this->p] = '[PAGE]';
        $this->url = U(ACTION_NAME, $this->parameter);
        /* 计算分页信息 */
        $this->totalPages = ceil($this->totalRows / $this->listRows); //总页数
        if(!empty($this->totalPages) && $this->nowPage > $this->totalPages) {
            $this->nowPage = $this->totalPages;
        }

        /* 计算分页临时变量 */
        $now_cool_page      = $this->rollPage/2;
        $now_cool_page_ceil = ceil($now_cool_page);
        $this->lastSuffix && $this->config['last'] = $this->totalPages;

        //上一页
        $up_row  = $this->nowPage - 1;
        $up_page = $up_row > 0 ? '<a class="prev" href="javascript:'.$this->ajax_func.'('.$up_row.')">' . $this->config['prev'] . '</a>' : '';

        //下一页
        $down_row  = $this->nowPage + 1;
        $down_page = ($down_row <= $this->totalPages) ? '<a class="next" href="javascript:'.$this->ajax_func.'('.$down_row.')">' . $this->config['next'] . '</a>' : '';

        //第一页$down_row
        $the_first = '';
        if($this->totalPages > $this->rollPage && ($this->nowPage - $now_cool_page) >= 1){
            $the_first = '<a class="first" href="javascript:'.$this->ajax_func.'(1)">' . $this->config['first'] . '</a>';
        }

        //最后一页
        $the_end = '';
        if($this->totalPages > $this->rollPage && ($this->nowPage + $now_cool_page) < $this->totalPages){
            $the_end = '<a class="end" href="javascript:'.$this->ajax_func.'('.$this->config['last'].')">' . $this->config['last'] . '</a>';
        }

        //数字连接
        $link_page = "";
        for($i = 1; $i <= $this->rollPage; $i++){
            if(($this->nowPage - $now_cool_page) <= 0 ){
                $page = $i;
            }elseif(($this->nowPage + $now_cool_page - 1) >= $this->totalPages){
                $page = $this->totalPages - $this->rollPage + $i;
            }else{
                $page = $this->nowPage - $now_cool_page_ceil + $i;
            }
            if($page > 0 && $page != $this->nowPage){

                if($page <= $this->totalPages){
                    $link_page .= '<a class="num" href="javascript:'.$this->ajax_func.'('.$page.')">' . $page . '</a>';
                }else{
                    break;
                }
            }else{
                if($page > 0 && $this->totalPages != 1){
                    $link_page .= '<span class="current">' . $page . '</span>';
                }
            }
        }

        //替换分页内容
        $page_str = str_replace(
            array('%HEADER%', '%NOW_PAGE%', '%UP_PAGE%', '%DOWN_PAGE%', '%FIRST%', '%LINK_PAGE%', '%END%', '%TOTAL_ROW%', '%TOTAL_PAGE%'),
            array($this->config['header'], $this->nowPage, $up_page, $down_page, $the_first, $link_page, $the_end, $this->totalRows, $this->totalPages),
            $this->config['theme']);
        return "<div>{$page_str}</div>";
    }
}

控制器代码:

public function user(){
        $credit = M('user');
        $count = $credit->count(); //计算记录数
        $limitRows = 5; // 设置每页记录数
       
        $p = new Page($count, $limitRows,"user"); //第三个参数是你需要调用换页的ajax函数名
        $limit_value = $p->firstRow . "," . $p->listRows;
        $data = $credit->limit($limit_value)->select(); // 查询数据
        $page = $p->show(); // 产生分页信息,AJAX的连接在此处生成
        $this->assign('list',$data);
        $this->assign('page',$page);
        $this->display();

     }
     public function ajax(){
        $credit = M('user');
        $count = $credit->count(); //计算记录数
        $limitRows = 5; // 设置每页记录数
       
        $p = new Page($count, $limitRows,"user"); //第三个参数是你需要调用换页的ajax函数名
        $limit_value = $p->firstRow . "," . $p->listRows;
        $data = $credit->limit($limit_value)->select(); // 查询数据
        $page = $p->show(); // 产生分页信息,AJAX的连接在此处生成
        $data[]=$page;//将分页显示也放到数组里
        $jdata=json_encode($data);//将整个数组转换成json编码的数组
        $this->ajaxReturn($jdata);
     }

 

html代码:

<!DOCTYPE html>
<html lang="en">
    <head>
        <title>Ajax无刷新分页</title>
        <script type="text/javascript" src="__PUBLIC__/js/jquery.js"></script>
        <script type="text/javascript">
            function user(id){    //user函数名 一定要和action中的第三个参数一致上面有
                 var id = id;
                    $.get('ajax', {'p':id}, function(data){  //用get方法发送信息到ajax方法
                     var info=eval(data);//将返回的json数据转换成js对象
                     var s='<table><tr><td>id</td><td>姓名</td></tr>';
                     for (var i = 0; i <info.length-1; i++) {
                                    s+='<tr>';
                                    s+='<td>'+info[i].id+'</td>';
                                    s+='<td>'+info[i].name+'</td>';
                                    s+='</tr>'
                                }
                              s+='</table>';
                              s+="<div class='pagelist'>"+info[info.length-1]+"</div>";
                              $('#user').replaceWith("<div id='user' align='center'>"+s+"</div>");
                });
             }
            
        </script>
        <style> 
    .pagelist{ 
      text-align:center; 
      background:#f1f1f1; 
      padding:7px 0;
    }
    .pagelist a{
      text-decoration: none; 
      margin:0 5px; 
      border:#6185a2 solid 1px;
      display:inline-block;
      padding:2px 6px 1px; 
      line-height:16px; 
      background:#fff; 
      color:#6185a2;
    }
    /*点击页码之后改变此点击页码的字体颜色和背景色,span为分页类内部的标签*/
    .pagelist span{
      margin:0 5px;
      border:#6185a2 solid 1px;
      display:inline-block;
      padding:2px 6px 1px; 
      line-height:16px;
      color:#fff; 
      background:#6185a2;
    }
  </style>
    </head>

    <body>
      <h1 align='center'>AJAX无刷新分页</h1>
            <div id='user' align='center'>   <!--这里的user和下面js中的test要一致-->
            <table>
                <tr><td>id</td><td>姓名</td></tr>
                <volist id='list' name='list'>   <!--内容输出-->
                    <tr>
                        <td>{$list.id}</td><td>{$list.name}</td>
                    </tr>
                </volist>
            </table>
                <div class='pagelist'>
                {$page} <!--分页输出-->
                </div>
          </div>
    </body>
</html>

 

效果图:

posted @ 2016-01-23 14:42  屌丝IT男  阅读(839)  评论(0编辑  收藏  举报