自己改造的Jquery版的分页JS

来源：互联网发布：华数传媒网络怎么退订编辑：程序博客网时间：2024/06/01 16:16
<!DOCTYPE HTML><html><head><meta http-equiv="Content-Type" content="text/html; charset=gbk" /><title>分页JS代码</title><style type="text/css">.page{margin:2em;}.page a{text-decoration:none;display:inline-block;line-height:14px;padding:2px 5px;color:#333;border:1px solid #ccc;margin:0 2px;}.page a:hover,.page a.on{background:#999;color:#fff;border:1px solid #333;}.page a.unclick,.page a.unclick:hover{background:none;border:1px solid #eee;color:#999;cursor:default;}</style><scriptsrc="/js/jquery-1.7.1.js" type="text/javascript"></script></head><body><div class="page"></div><div class="page" id="div2"></div></body><script type="text/javascript">//container 容器，count 总页数 pageindex 当前页数function setPage(container, count, pageindex) {var container = container;var count = count;var pageindex = pageindex;var a = [];  //总页数少于10 全部显示,大于10 显示前3 后3 中间3 其余....  if (pageindex == 1) {    a[a.length] = "<a href=\"#\" class=\"prev unclick\">首页</a>";a[a.length] = "<a href=\"#\" class=\"prev unclick\"><<</a>";  } else {  a[a.length] = "<a href=\"#\" class=\"prev\">首页</a>";    a[a.length] = "<a href=\"#\" class=\"prev\"><<</a>";  }  //总页数小于10  if (count <= 10) {    for (var i = 1; i <= count; i++) {      setPageList(pageindex,i,a);    }  }else {  //总页数大于10页    if (pageindex <= 4) {      for (var i = 1; i <= 5; i++) {        setPageList(pageindex,i,a);      }      a[a.length] = "...<a href=\"#\">" + count + "</a>";    }else if (pageindex >= count - 3) {      a[a.length] = "<a href=\"#\">1</a>...";      for (var i = count - 4; i <= count; i++) {        setPageList(pageindex,i,a);      }    }    else { //当前页在中间部分      a[a.length] = "<a href=\"#\">1</a>...";      for (var i = pageindex - 2; i <= pageindex + 2; i++) {        setPageList(pageindex,i,a);      }      a[a.length] = "...<a href=\"#\">" + count + "</a>";    }  }  if (pageindex == count) {    a[a.length] = "<a href=\"#\" class=\"next unclick\">>></a>";a[a.length] = "<a href=\"#\" class=\"next unclick\">尾页</a>";  } else {     a[a.length] = "<a href=\"#\" class=\"next\">>></a>";   a[a.length] = "<a href=\"#\" class=\"next\">尾页</a>";  }  container.html(a.join(""));  //事件点击  var oAlink = container.find("a");     var inx = pageindex; //初始的页码      //点击首页 $(oAlink[0]).click(function(){ if (inx == 1) {        return false;      }else{  setPage(container, count, 1);  } }); //点击上一页  $(oAlink[1]).click(function(){       if (inx == 1) {        return false;      }      inx--;  setPage(container, count, inx);      return false;  }); for(var i=2;i<oAlink.length-2;i++){$(oAlink[i]).click(function(){inx = parseInt($(this).html());        setPage(container, count, inx);        return false;});}//点击下一页$(oAlink[oAlink.length - 2]).click(function(){if (inx == count) {        return false;      }  inx++;      setPage(container, count, inx);      return false;});//点击尾页$(oAlink[oAlink.length - 1]).click(function(){if(inx == count){return false;}else{setPage(container, count, count);}});}/** * 设置分页的初始值 * @param {Object} pageindex  当前页码 * @param {Object} i * @param {Object} a  存放分页html的数组 */  function setPageList(pageindex,i,a) {    if (pageindex == i) {      a[a.length] = "<a href=\"#\" class=\"on\">" + i + "</a>";    } else {      a[a.length] = "<a href=\"#\">" + i + "</a>";    }  }//setPage(document.getElementsByTagName("div")[0],10,1);setPage($("#div2"),12,5);</script></html>
效果图如下：
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