//返回顶部js
$(window).scroll(function() {
var sc = $(window).scrollTop();
//var rwidth=$(window).width()
if (sc > 0) {
$("#goTopBtn").css("display", "block");
$("#goTopBtn").css("right", "40px");
} else {
$("#goTopBtn").css("display", "none");
}
});
function goTop() {
var sc = $(window).scrollTop();
$(‘body,html‘).animate({
scrollTop : 0
}, 500);
}
//滚动加载数据
$(document).ready(function(){
var range = 100; //距下边界长度/单位px
var elemt = 500; //插入元素高度/单位px
var maxnum = 5; //设置加载最多次数
var num = 1; //当前页数
var totalheight = 0;
var main = $("#main"); //主体元素
var flag=true; //上一页加载是否完成判断,true->加载下一页数据;false->不执行加载
var message=$("#message");
$(window).scroll(function(){
//setTimeout(time,1000);
// function time(){
var srollPos = $(window).scrollTop(); //滚动条距顶部距离(页面超出窗口的高度)
//console.log("滚动条到顶部的垂直高度: "+$(document).scrollTop());
//console.log("页面的文档高度 ："+$(document).height());
//console.log(‘浏览器的高度：‘+$(window).height());
totalheight = parseFloat($(window).height()) + parseFloat(srollPos);
if(($(document).height()-range) <= totalheight && num <maxnum&&flag==true) {
num++;
flag=false;
//main.append("<div style=‘border:1px solid tomato;margin-top:20px;color:#ac"+(num%20)+(num%20)+";height:"+elemt+"‘px >hello world"+srollPos+"---"+num+"</div>");
//num++;
var html="";
$.post("inform_overlayInform.action",{"page":num},function(json){
if(json.allPages>=num){
$.each(json,function(i,j){ //循环遍历数据
$.each(j,function(ii,jj){
var str=jj[0].createTime;
var t=str.substr(0,4)+"-"+str.substr(4,2)+"-"+str.substr(6,2)+" "+str.substr(8,2)+":"+str.substr(10,2)+":"+str.substring(12);
html+=‘<tr><td>‘+((ii+1)+(num-1)*5)+‘</td>‘;
html+=‘<td>‘+jj[0].content+‘</td>‘;
html+=‘<td>‘+jj[1]+‘</td>‘;
html+=‘<td width=20%>‘+t+‘</td>‘;
html+=‘<td><a href=\"javascript:del(\‘inform_deleteInform.action?informId=‘+jj[0].informId+‘\‘)\">‘+"删除"+‘</a></td></tr>‘;
if(((ii+1)+(num-1)*5)==json.allRecords){
return false;
}
});
});
main .append(html);
flag=true;
}else{
message.append(‘<h6 align=center>已经没有数据了~_~!</h6>‘);
num+=maxnum;
}
},"json");
}else if(($(document).height()-range) <= totalheight &&num==maxnum&&flag==true){
message.append(‘<h6 align=center>我只能做这么多了~_~!</h6>‘);
num+=maxnum;
}
// }
});
});
//后台查询所返回的json数据
{"allRecords":41,"allPages":9,"page":1,"pageSize":5,"resultList":
[
[{"content":"<a href=\"http://www.baidu.com\" target=\"_blank\">http://www.baidu.com<\/a><img border=\"0\" alt=\"\" src=\"http://localhost:8081/JXED_SERVER/kindeditor/plugins/emoticons/images/13.gif\" />","sclId":"1","createTime":"20141030101151","clsId":"1","informId":"402885fa495ed0d901495ed2c45c0000","createOperId":"0","graId":"1"},"管理员"],
[{"content":"<img border=\"0\" alt=\"\" src=\"http://localhost:8081/JXED_SERVER/kindeditor/plugins/emoticons/images/35.gif\" />","sclId":"1","createTime":"20141030100712","clsId":"1","informId":"402885fa495ecbb101495ece835c0000","createOperId":"0","graId":"1"},"管理员"],
[{"content":"这是一个测试信息！！不需要太多的问题","sclId":"123","createTime":"20141029172307","clsId":"402885fa492c950d01492cbb29370003","informId":"40288540495b34a601495b373ea60001","createOperId":"0","graId":"123"},"管理员"],
[{"content":"<strong>请输入所要发布的内容!<\/strong>","sclId":"123","createTime":"20141029171454","clsId":"402885fa492c950d01492cbb29370003","informId":"40288540495b2a9001495b2fb9b70003","createOperId":"0","graId":"123"},"管理员"],
[{"content":"请输入所要发布的内容!过放电","sclId":"123","createTime":"20141029155653","clsId":"402885fa492c950d01492cbb29370003","informId":"402885fa495ab57601495ae84b880013","createOperId":"0","graId":"123"},"管理员"]
]
,"pageLink":"","params":{}}