jQuery+Ajax实现无刷新分页_jquery

 /**
  * This jQuery plugin displays pagination links inside the selected elements.
  *
  * @author Gabriel Birke (birke *at* d-scribe *dot* de)
  * @version 1.2
  * @param {int} maxentries Number of entries to paginate
  * @param {Object} opts Several options (see README for documentation)
 * @return {Object} jQuery Object
 */
 jQuery.fn.pagination = function(maxentries, opts){
   opts = jQuery.extend({
   items_per_page:10,
   num_display_entries:10,
   current_page:0,
   num_edge_entries:0,
   link_to:"#",
   prev_text:"Prev",
   next_text:"Next",
   ellipse_text:"...",
   prev_show_always:true,
   next_show_always:true,
   callback:function(){return false;}
  },opts||{});

   return this.each(function() {
   /**
   * 计算最大分页显示数目
    */
   function numPages() {
     return Math.ceil(maxentries/opts.items_per_page);
    }  
   /**
   * 极端分页的起始和结束点，这取决于current_page 和 num_display_entries.
   * @返回 {数组(Array)}
    */
  function getInterval() {
      var ne_half = Math.ceil(opts.num_display_entries/2);
     var np = numPages();
    var upper_limit = np-opts.num_display_entries;
       var start = current_page>ne_half?Math.max(Math.min(current_page-ne_half, upper_limit), 0):0;
       var end = current_page>ne_half?Math.min(current_page+ne_half, np):Math.min(opts.num_display_entries, np);
       return [start,end];
    }
     
    /**
     * 分页链接事件处理函数
     * @参数 {int} page_id 为新页码
    */
     function pageSelected(page_id, evt){
     current_page = page_id;
      drawLinks();
      var continuePropagation = opts.callback(page_id, panel);
     if (!continuePropagation) {
        if (evt.stopPropagation) {
        evt.stopPropagation();
        }
        else {
         evt.cancelBubble = true;
        }
      }
      return continuePropagation;
   }
   
   /**
    * 此函数将分页链接插入到容器元素中
     */
    function drawLinks() {
      panel.empty();
      var interval = getInterval();
       var np = numPages();
      // 这个辅助函数返回一个处理函数调用有着正确page_id的pageSelected。
       var getClickHandler = function(page_id) {
        return function(evt){ return pageSelected(page_id,evt); }
      }
      //辅助函数用来产生一个单链接(如果不是当前页则产生span标签)
      var appendItem = function(page_id, appendopts){
        page_id = page_id<0?0:(page_id共有 " + maxentries + " 条记录，当前第 " + (current_page + 1) + "/" + np + " 页");
       
      // 产生"Previous"-链接
       if(opts.prev_text && (current_page > 0 || opts.prev_show_always)){
         appendItem(current_page-1,{text:opts.prev_text, classes:"prev"});
       }
     // 产生起始点
       if (interval[0] > 0 && opts.num_edge_entries > 0)
       {
         var end = Math.min(opts.num_edge_entries, interval[0]);
         for(var i=0; i 0)
      {
         if(np-opts.num_edge_entries > interval[1]&& opts.ellipse_text)
        {
           jQuery(""+opts.ellipse_text+"").appendTo(panel);
         }
         var begin = Math.max(np-opts.num_edge_entries, interval[1]);
         for(var i=begin; i 0) {
         pageSelected(current_page - 1);
         return true;
       }
       else {
        return false;
      }
    }
    this.nextPage = function(){ 
      if(current_page < numPages()-1) {
        pageSelected(current_page+1);
       return true;
      }
      else {
        return false;
       }
    }
    // 所有初始化完成，绘制链接
   drawLinks();
     // 回调函数
     //opts.callback(current_page, this);
  });
}

 .pages {display: inline-block; overflow: hidden;padding: 15px 0;text-align: center; width:100%; margin:50px 0;}
 .pages b{ color:#e75f49;}
 .pages a { color:#666; border: 1px solid #e5e5e5;cursor: pointer;font-size: 12px;margin-right: 5px; padding: 8px 12px; text-decoration: none; background-color:#fafafa;}
 .pages .currentPage{ background-color: #00a0e9; border: 1px solid #00a0e9;color: #fff; font-weight: bold;}

.pagination a {
 text-decoration: none;
  border: 1px solid #AAE;
  color: #15B;
 }
 .pagination a, .pagination span {
  display: inline-block;
 padding: 0.1em 0.4em;
  margin-right: 5px;
 margin-bottom: 5px;
 }
 
.pagination .current {
 background: #26B;
 color: #fff;
 border: 1px solid #AAE;
 }
 .pagination .current.prev, .pagination .current.next{
  color:#999;
  border-color:#999;
  background:#fff;
 }