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主攻ASP.NET MVC4.0之重生:上下滑动屏幕动态加载数据

2013-10-12 17:06 543 查看 














@{
ViewBag.Title = "Index";
}

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<title>摩卡新闻</title>

<script src="~/Content/js/iscroll.js"></script>
<script type="text/javascript">

var myScroll,
pullDownEl, pullDownOffset,
pullUpEl, pullUpOffset,
generatedCount = 0;

function pullDownAction() {
setTimeout(function () {    // <-- Simulate network congestion, remove setTimeout from production!
var el, li, i;
el = document.getElementById('thelist');

for (i = 0; i < 3; i++) {
li = document.createElement('li');
li.innerText = '向上更新内容' + (++generatedCount);
el.insertBefore(li, el.childNodes[0]);
}

myScroll.refresh();        // Remember to refresh when contents are loaded (ie: on ajax completion)
}, 1000);    // <-- Simulate network congestion, remove setTimeout from production!
}

function pullUpAction() {
setTimeout(function () {    // <-- Simulate network congestion, remove setTimeout from production!
var el, li, i;
el = document.getElementById('thelist');

for (i = 0; i < 3; i++) {
li = document.createElement('li');
li.innerText = '向下更新内容 ' + (++generatedCount);
el.appendChild(li, el.childNodes[0]);
}

myScroll.refresh();        // Remember to refresh when contents are loaded (ie: on ajax completion)
}, 1000);    // <-- Simulate network congestion, remove setTimeout from production!
}

function loaded() {
pullDownEl = document.getElementById('pullDown');
pullDownOffset = pullDownEl.offsetHeight;
pullUpEl = document.getElementById('pullUp');
pullUpOffset = pullUpEl.offsetHeight;

myScroll = new iScroll('wrapper', {
useTransition: true,
topOffset: pullDownOffset,
onRefresh: function () {
if (pullDownEl.className.match('loading')) {
pullDownEl.className = '';
pullDownEl.querySelector('.pullDownLabel').innerHTML = '↓往下拉,加油!!!';
} else if (pullUpEl.className.match('loading')) {
pullUpEl.className = '';
pullUpEl.querySelector('.pullUpLabel').innerHTML = '↑往上拉,加油!!!';
}
},
onScrollMove: function () {
if (this.y > 5 && !pullDownEl.className.match('flip')) {
pullDownEl.className = 'flip';
pullDownEl.querySelector('.pullDownLabel').innerHTML = '↑松开可以刷新';
this.minScrollY = 0;
} else if (this.y < 5 && pullDownEl.className.match('flip')) {
pullDownEl.className = '';
pullDownEl.querySelector('.pullDownLabel').innerHTML = '↑松开可以刷新';
this.minScrollY = -pullDownOffset;
} else if (this.y < (this.maxScrollY - 5) && !pullUpEl.className.match('flip')) {
pullUpEl.className = 'flip';
pullUpEl.querySelector('.pullUpLabel').innerHTML = '↓松开可以刷新';
this.maxScrollY = this.maxScrollY;
} else if (this.y > (this.maxScrollY + 5) && pullUpEl.className.match('flip')) {
pullUpEl.className = '';
pullUpEl.querySelector('.pullUpLabel').innerHTML = '↓松开可以刷新';
this.maxScrollY = pullUpOffset;
}
},
onScrollEnd: function () {
if (pullDownEl.className.match('flip')) {
pullDownEl.className = 'loading';
pullDownEl.querySelector('.pullDownLabel').innerHTML = '正在加载中...';
pullDownAction();    // Execute custom function (ajax call?)
} else if (pullUpEl.className.match('flip')) {
pullUpEl.className = 'loading';
pullUpEl.querySelector('.pullUpLabel').innerHTML = '正在加载中...';
pullUpAction();    // Execute custom function (ajax call?)
}
}
});

setTimeout(function () { document.getElementById('wrapper').style.left = '0'; }, 800);
}

document.addEventListener('touchmove', function (e) { e.preventDefault(); }, false);

document.addEventListener('DOMContentLoaded', function () { setTimeout(loaded, 200); }, false);
</script>

<link href="~/Content/css/iscroll.css" rel="stylesheet" />
</head>
<body>

<div id="header"><a href="#">摩卡新闻</a></div>
<div id="wrapper">
<div id="scroller">
<div id="pullDown">
<span class="pullDownIcon"></span><span class="pullDownLabel">↓往下拉,加油!!!</span>
</div>

<ul id="thelist">

<li>宁波电视台回应卫星车在余姚被砸    </li>
<!--文章中含有违禁内容   以下内容屏蔽
-->
</ul>
<div id="pullUp">
<span class="pullUpIcon"></span><span class="pullUpLabel">↑往上拉,查看更多!!!</span>
</div>
</div>
</div>
<div id="footer"><a href="#">Copyright 2013  摩卡移动网 m.moka.com </a></div>

</body>
</html>
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