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demo.html
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demo.html
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<!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>分栏布局</title>
<link type="text/css" rel="stylesheet" href="css/jquery-ui-1.10.3.custom.min.css" />
<style>
*{
margin:0;
padding:0;
font-family:"Microsoft YaHei";
}
body {
border-top:3px solid #333;
padding-top:8px;
}
label {
padding-left:10px;
}
label span {
padding:0 10px;
color:#c00;
font-weight:bold;
}
.sep {
margin-top:8px;
border-top:1px dashed #999;
height:8px;
}
.news-list {
display:none;
margin:0 10px;
padding:10px;
min-width:250px;
background-color:#daebff;
list-style:none;
font-size:15px;
}
.news-list h3 {
position:relative;
padding-left:14px;
color:#c00;
font-size:16px;
}
.news-list h3:after {
content:'';
position:absolute;
left:0;
top:50%;
display:block;
margin-top:-6px;
border:6px solid transparent;
border-left-color:#c00;
width:0;
height:0;
line-height:0;
font-size:0;
}
.news-list li {
padding:4px 0;
border-bottom:1px dashed #999;
overflow:hidden;
+zoom:1;
}
.news-list li span,
.news-list li a {
display:block;
height:20px;
float:left;
color:#333;
}
.news-list li span {
margin-right:-100px;
width:100%;
}
.news-list li a {
width:100px;
text-align:right;
color:#c00;
text-decoration:none;
}
.news-list li a:hover {
text-decoration:underline;
}
.row {
border-top:3px solid #333;
+zoom:1;
}
.row:after {
content:'';
display:block;
height:0;
line-height:0;
overflow:hidden;
clear:both;
font-size:0;
visibility:hidden;
}
.row p {
display:block;
padding:10px;
font-size:34px;
font-weight:bold;
}
.main, .sub, .extra {
height:200px;
color:#666;
}
.main .wrap {
height:200px;
background:#ffec82;
}
.row {
background:#eee;
}
.sub {
background:#b9caff;
}
.extra {
background:#ff8539;
}
.active {
opacity:0.5;
}
#float-1:checked~.row .main,
#float-1:checked~.row .sub,
#float-1:checked~.row .extra {
float:left;
}
#width-1:checked~.row .main {
width:400px;
}
#width-1:checked~.row .sub,
#width-1:checked~.row .extra {
width:300px;
}
#width-2:checked~.row .main {
width:100%;
}
#margin-1:checked~.row .sub {
margin-left:-100%;
}
#margin-2:checked~.row .extra {
margin-left:-300px;
}
#padding-1:checked~.row .main .wrap {
margin:0 400px;
}
#padding-2:checked~.row .main .wrap {
margin:0 300px;
}
#display-1:checked~.row .news-list {
display:block;
}
</style>
</head>
<body>
<label for="select-all">全选 </label>
<input id="select-all" type="checkbox" />
<p class="sep"> </p>
<label for="float-1">设置三栏浮动<span>（float:left）</span> </label>
<input id="float-1" type="checkbox" />
<p class="sep"> </p>
<label for="width-1">设置三栏宽度分别为400px / 300px / 300px </label>
<input id="width-1" type="checkbox" />
<p class="sep"> </p>
<label for="width-2">设置中间栏宽度为100%<span>(width:100%)</span> </label>
<input id="width-2" type="checkbox" />
<p class="sep"> </p>
<label for="margin-1">设置左边栏外边距为-100%<span>(margin-left:-100%)</span> </label>
<input id="margin-1" type="checkbox" />
<p class="sep"> </p>
<label for="margin-2">设置右边栏外边距为-200px<span>(margin-left:-300px)</span> </label>
<input id="margin-2" type="checkbox" />
<p class="sep"> </p>
<label for="padding-1">设置中间栏内辅助层（wrap）内边距为400px<span>(padding:0 400px)</span> </label>
<input id="padding-1" type="checkbox" />
<p class="sep"> </p>
<label for="padding-2">设置中间栏内辅助层（wrap）内边距为300px<span>(padding:0 300px)</span> </label>
<input id="padding-2" type="checkbox" />
<p class="sep"> </p>
<label for="display-1">添加新闻列表 </label>
<input id="display-1" type="checkbox" />
<p class="sep"> </p>
<div class="row">
<div class="main">
<div class="wrap droppable">
<p>中间栏</p>
<div class="news-list draggable" title="拖拽新闻列表可以放置到不同的分栏哦！亲">
<h3>新闻列表</h3>
<ul>
<li><span>今天我们学习CSS分栏技术</span><a href="#">更多</a></li>
<li><span>小明很啰嗦，讲了两个小时</span><a href="#">更多</a></li>
<li><span>我们还用其他工作呢！！！！！！</span><a href="#">更多</a></li>
</ul>
</div>
</div>
</div>
<div class="sub droppable"><p>左边栏</p></div>
<div class="extra droppable"><p>右边栏</p></div>
</div>
<script type="text/javascript" src="js/jquery-1.7.2.min.js"></script>
<script type="text/javascript" src="js/jquery-ui-1.10.3.custom.min.js"></script>
<script type="text/javascript">
$('.draggable').draggable({
revert:'invalid', // when not dropped, the item will revert back to its initial position
containment:'document',
helper:'clone',
cursor:'move',
cursorAt:{top:10, left:135}
});
$('.droppable').droppable({
accept:'.news-list',
hoverClass:'active',
drop:function(event, ui){
$(this).append(ui.draggable);
}
})
$('#select-all').change(function(){
var checked = $(this).attr('checked');
$('input[type=checkbox]').attr('checked', !!checked);
})
</script>
</body>
</html>