scroll pagination.js数据重复加载、分页问题
scroll pagination.js数据重复加载、分页问题 解决办法
参考资料:
http://blog.csdn.net/dyw442500150/article/details/17532425
http://bbs.csdn.net/topics/390624732?locationNum=8
解决数据重复加载,加锁机制,修改源JS文件为:
/*
** Anderson Ferminiano
** contato@andersonferminiano.com -- feel free to contact me for bugs or new implementations.
** jQuery ScrollPagination
** 28th/March/2011
** http://andersonferminiano.com/jqueryscrollpagination/
** You may use this script for free, but keep my credits.
** Thank you.
*/ (function ($) { $.fn.scrollPagination = function (options) { var opts = $.extend($.fn.scrollPagination.defaults, options);
var target = opts.scrollTarget;
if (target == null) {
target = obj;
}
opts.scrollTarget = target; return this.each(function () {
$.fn.scrollPagination.init($(this), opts);
}); }; $.fn.stopScrollPagination = function () {
return this.each(function () {
$(this).attr('scrollPagination', 'disabled');
}); }; $.fn.scrollPagination.loadContent = function (obj, opts) {
var target = opts.scrollTarget;
var mayLoadContent = $(target).scrollTop() + opts.heightOffset >= $(document).height() - $(target).height();
//根据mayLoadContent 和 lock两个参数进行判断
if (mayLoadContent && opts.lock) {
if (opts.beforeLoad != null) {
opts.beforeLoad();
}
//加载数据的时候把lock设为false
opts.lock = false;
$(obj).children().attr('rel', 'loaded');
$.ajax({
type: 'POST',
url: opts.contentPage,
data: opts.contentData,
success: function (data) {
//加载成功后把lock设为true,可以进行下一次request
opts.lock = true;
$(obj).append(data);
var objectsRendered = $(obj).children('[rel!=loaded]'); if (opts.afterLoad != null) {
opts.afterLoad(objectsRendered);
}
},
dataType: 'html'
});
} }; $.fn.scrollPagination.init = function (obj, opts) {
var target = opts.scrollTarget;
$(obj).attr('scrollPagination', 'enabled'); $(target).scroll(function (event) {
if ($(obj).attr('scrollPagination') == 'enabled') {
$.fn.scrollPagination.loadContent(obj, opts);
}
else {
event.stopPropagation();
}
}); $.fn.scrollPagination.loadContent(obj, opts); }; $.fn.scrollPagination.defaults = {
'contentPage': null,
'contentData': {},
'beforeLoad': null,
'afterLoad': null,
'scrollTarget': null,
'heightOffset': 0,
//添加lock机制,如果数据加载完了,则lock为true,可以加载下一组数据,如果数据没有加载完,则lock为false,等到数据加载完成了为true。
'lock': true
};
})(jQuery);
分页问题,主要在页数传递:
在afterLoad()函数中更新post参数的值:
this.contentData.pageindex = c;
<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery ScrollPagination</title> <script src="~/jspm/scripts/jquery.js"></script>
<script src="~/jspm/scripts/scrollpagination.js"></script>
<link href="~/jspm/scrollpagination_demo.css" rel="stylesheet" /> <meta name="author" content="Anderson Ferminiano" />
<meta name="keywords" content="jquery, plugin, anderson ferminiano, scroll, pagination, scroll pagination, html5" />
<script type="text/javascript">
$(function () {
var c = 1;
$('#content').scrollPagination({
'contentPage': '/home/getjson', // the url you are fetching the results
'contentData': { pageindex: c }, // these are the variables you can pass to the request, for example: children().size() to know which page you are
'scrollTarget': $(window), // who gonna scroll? in this example, the full window
'heightOffset': 10, // it gonna request when scroll is 10 pixels before the page ends
'beforeLoad': function () { // before load function, you can display a preloader div
$('#loading').fadeIn();
},
'afterLoad': function (elementsLoaded) { // after loading content, you can use this function to animate your new elements
$('#loading').fadeOut();
c++;
this.contentData.pageindex = c;
$(elementsLoaded).fadeInWithDelay();
if ($('#content').children().size() > 35 ) { // if more than 100 results already loaded, then stop pagination (only for testing)
$('#nomoreresults').fadeIn();
$('#content').stopScrollPagination();
}
} }); // code for fade in element by element
$.fn.fadeInWithDelay = function () {
var delay = 0;
return this.each(function () {
$(this).delay(delay).animate({ opacity: 1 }, 200);
delay += 100;
});
}; });
</script>
</head>
<body>
<div id="scrollpaginationdemo">
<div class="about">
<h1>jQuery ScrollPagination - <a href="http://www.twitter.com/andferminiano" target="_blank">andferminiano</a></h1>
<p>Official post in my <a href="http://www.andersonferminiano.com/blog/2012/07/jquery-scroll-pagination/" target="_blank">blog</a></p>
<p>jQuery ScrollPagination plugin has been developed by <a href="http://www.andersonferminiano.com" target="_blank">Anderson Ferminiano</a> for studying purposes, you may use it for free in any project you want, please maintain the credits.</p>
</div>
<div class="about">
<h1>Sources</h1>
<p><a href="https://github.com/andferminiano/jquery-scroll-pagination" target="_blank">Github me!</a></p>
<p>Click <a href="jqueryscrollpagination.zip" target="_blank">here</a> to download the full source with demo (.zip format).</p>
</div>
<div class="about">
<h1>Example</h1>
<textarea readonly="readonly">
$(function(){
$('#content').scrollPagination({
'contentPage': 'democontent.html', // the url you are fetching the results
'contentData': {}, // these are the variables you can pass to the request, for example: children().size() to know which page you are
'scrollTarget': $(window), // who gonna scroll? in this example, the full window
'heightOffset': 10, // it gonna request when scroll is 10 pixels before the page ends
'beforeLoad': function(){ // before load function, you can display a preloader div
$('#loading').fadeIn();
},
'afterLoad': function(elementsLoaded){ // after loading content, you can use this function to animate your new elements
$('#loading').fadeOut();
var i = 0;
$(elementsLoaded).fadeInWithDelay();
if ($('#content').children().size() > 100){ // if more than 100 results already loaded, then stop pagination (only for testing)
$('#nomoreresults').fadeIn();
$('#content').stopScrollPagination();
}
}
}); // code for fade in element by element
$.fn.fadeInWithDelay = function(){
var delay = 0;
return this.each(function(){
$(this).delay(delay).animate({opacity:1}, 200);
delay += 100;
});
}; });
</textarea>
</div>
<ul id="content" nextpage='1'>
<li><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc elementum elementum felis. Quisque porta turpis nec eros consectetur lacinia. Pellentesque sagittis adipiscing egestas. </p></li>
<li><p>Aliquam dapibus tincidunt odio. Phasellus volutpat dui nec ante volutpat euismod. </p></li>
<li><p>Phasellus vehicula turpis nec dui facilisis eget condimentum risus ullamcorper. Nunc imperdiet, tortor ultrices aliquam eleifend, nisl turpis venenatis dui, at vestibulum magna tellus in tortor. </p></li>
<li><p>Vestibulum ante ipsum primis in faucibus orci luctus et ultrices posuere cubilia Curae; Mauris tincidunt nisi in tortor tincidunt ut ullamcorper lectus dapibus. </p></li>
<li><p>Aenean interdum dui vitae purus molestie nec placerat nibh semper. Maecenas ultrices elementum dapibus. Aenean feugiat, metus in mattis mattis, justo nisi dignissim libero, ac volutpat dui nibh quis metus.</p></li>
<li><p> Morbi eget tristique dui. Vivamus nec turpis eu nisi euismod accumsan sed in tortor. Maecenas laoreet leo ut tortor viverra facilisis.</p></li>
</ul>
<div class="loading" id="loading">Wait a moment... it's loading!</div>
<div class="loading" id="nomoreresults">Sorry, no more results for your pagination demo.</div>
</div>
</body>
</html>
scroll pagination.js数据重复加载、分页问题的更多相关文章
- jquery.pagination.js数据无刷新真分页
定义一个全局的分页加载变量,并设置为true: var __isReSearch=true; 定义分页的一些数据: var __PageSize = 10; var __SearchCondition ...
- Spring+Mybatis+jQuery.Pagination.js异步分页及JsonConfig的使用
在开发工作中经常用到异步分页,这里简单整理一下资料. 一.Controller方法 package com.lwj.controller; import javax.servlet.http.Http ...
- jquery.pagination.js分页
参数说明 参数名 描述 参数值 maxentries 总条目数 必选参数,整数 items_per_page 每页显示的条目数 ...
- 无刷新分页 jquery.pagination.js
无刷新分页 jquery.pagination.js 采用Jquery无刷新分页插件jquery.pagination.js实现无刷新分页效果 1.插件参数列表 http://www.dtan.so ...
- (推荐)jquery.pagination.js分页
序言 本来想自己对这个分页使用做一些总结的,但发现大神们已经总结的很好了.所以给推荐一下. 转自:http://www.cnblogs.com/knowledgesea/archive/2013/01 ...
- ajax分页实现,jquery.pagination.js
1.前台使用ajax无刷新分页,主要需要生成分页的工具条,这里使用的是jquery.pagination.js 插件参数可以参考----张龙豪-jquery.pagination.js分页 下面贴出代 ...
- Spring Data Jpa+SpringMVC+Jquery.pagination.js实现分页
本博客介绍基于Spring Data这款orm框架加上Jquery.pagination插件实现的分页功能. 介绍一下Spring Data框架 spring Data : Spring 的一个子项目 ...
- 分页插件 jquery.pagination.js
引用 <script src="http://www.jq22.com/jquery/jquery-1.10.2.js"></script> <lin ...
- 使用jQuery的分页插件jquery.pagination.js进行分页
1,需要用到jquery.pagination.js和pagination.css https://pan.baidu.com/s/1G3PLQSRGjvLxl2ryqpV76w https://pa ...
随机推荐
- android开发之——混淆编译
众所周知,android的apk文件是非常容易被反编译的,这样对于开发者来说,辛辛苦苦开发应用被破解是一件很令人懊恼的事情,谷歌也认识到了这一点,所以从2.3之后就为开发者提供了一个代码混淆工具pro ...
- Android捕获崩溃异常
开发中最让人头疼的是应用突然爆炸,然后跳回到桌面.而且我们常常不知道这种状况会何时出现,在应用调试阶段还好,还可以通过调试工具的日志查看错误出现在哪里.但平时使用的时候给你闹崩溃,那你就欲哭无泪了. ...
- MySQL 5.6.19编译安装
1.创建mysql安装目录.mysql用户 [root@serv19 ~]# mkdir -p /u01/mysql/data [root@serv19 ~]# groupadd mysql [roo ...
- hdu 2544
#include <iostream> #include <cstdio> #define INF 9999999 //#define INF 0x3f3f3f3 using ...
- nyoj 214
//nyoj 214 这个题目和字符串的问题类似,都是给出一组数据,寻找最长的单调递增字符 这一题一开始我用dp做,发现超时,看了下时间,n*n的复杂度,换过一种思路 用类似于栈的方式,来存储每次更新 ...
- python面对对象编程------4:类基本的特殊方法__str__,__repr__,__hash__,__new__,__bool__,6大比较方法
一:string相关:__str__(),__repr__(),__format__() str方法更面向人类阅读,print()使用的就是str repr方法更面对python,目标是希望生成一个放 ...
- sqlyog使用注意事项
在sqlyog中执行sql语句时,如果sql语句没有加limit 0,1000; sqlyog会自动查询从0开始的1000条,结果导致mysql慢查系统中显示的sql语句末尾加上了limit 0,10 ...
- C#获取显示器宽度高度,桌面宽度高度等
1.C#获取显示器宽度高度,桌面宽度高度等 //获取当前显示器的宽度和高度 int width = Screen.PrimaryScreen.Bounds.Width; int height = Sc ...
- ViewState探索
什么是 view state? View State是客户端状态管理重要机制之一.当页面PostBack(向服务器发送或获得数据)时,它能存储页面的值.ASP.NET把View State属性作为页面 ...
- [php基础]Mysql日期函数:日期时间格式转换函数详解
在PHP网站开发中,Mysql数据库设计中日期时间字段必不可少,由于Mysql日期函数输出的日期格式与PHP日期函数之间的日期格式兼容性不够,这就需要根据网站实际情况使用Mysql或PHP日期转换函数 ...