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<!DOCTYPE html>
<!--[if lt IE 7]> <html lang="en" class="lt-ie9 lt-ie8 lt-ie7"> <![endif]-->
<!--[if IE 7]> <html lang="en" class="lt-ie9 lt-ie8"> <![endif]-->
<!--[if IE 8]> <html lang="en" class="lt-ie9"> <![endif]-->
<!--[if IE 9]> <html lang="en" class="ie9"> <![endif]-->
<!--[if gt IE 9]><!--> <html lang="en"> <!--<![endif]-->
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1">
<title>Nestable</title>
<style type="text/css">
.cf:after { visibility: hidden; display: block; font-size: 0; content: " "; clear: both; height: 0; }
* html .cf { zoom: 1; }
*:first-child+html .cf { zoom: 1; }
html { margin: 0; padding: 0; }
body { font-size: 100%; margin: 0; padding: 1.75em; font-family: 'Helvetica Neue', Arial, sans-serif; }
h1 { font-size: 1.75em; margin: 0 0 0.6em 0; }
a { color: #2996cc; }
a:hover { text-decoration: none; }
p { line-height: 1.5em; }
.small { color: #666; font-size: 0.875em; }
.large { font-size: 1.25em; }
/**
* Nestable
*/
.dd { position: relative; display: block; margin: 0; padding: 0; max-width: 600px; list-style: none; font-size: 13px; line-height: 20px; }
.dd-list { display: block; position: relative; margin: 0; padding: 0; list-style: none; }
.dd-list .dd-list { padding-left: 30px; }
.dd-collapsed .dd-list { display: none; }
.dd-item,
.dd-empty,
.dd-placeholder { display: block; position: relative; margin: 0; padding: 0; min-height: 20px; font-size: 13px; line-height: 20px; }
.dd-handle { display: block; height: 30px; margin: 5px 0; padding: 5px 10px; color: #333; text-decoration: none; font-weight: bold; border: 1px solid #ccc;
background: #fafafa;
background: -webkit-linear-gradient(top, #fafafa 0%, #eee 100%);
background: -moz-linear-gradient(top, #fafafa 0%, #eee 100%);
background: linear-gradient(top, #fafafa 0%, #eee 100%);
-webkit-border-radius: 3px;
border-radius: 3px;
box-sizing: border-box; -moz-box-sizing: border-box;
}
.dd-handle:hover { color: #2ea8e5; background: #fff; }
.dd-item > button { display: block; position: relative; cursor: pointer; float: left; width: 25px; height: 20px; margin: 5px 0; padding: 0; white-space: nowrap; overflow: hidden; border: 0; background: transparent; font-size: 12px; line-height: 1; text-align: center; font-weight: bold; }
.dd-item > button[data-action="collapse"] { text-indent: 100%; }
.dd-item > button[data-action="collapse"]:before { content: '+'; display: block; position: absolute; width: 100%; text-align: center; text-indent: 0; }
.dd-item > button[data-action="collapse"]:before { content: '-'; }
.dd-placeholder,
.dd-empty { margin: 5px 0; padding: 0; min-height: 30px; background: #f2fbff; border: 1px dashed #b6bcbf; box-sizing: border-box; -moz-box-sizing: border-box; }
.dd-empty { border: 1px dashed #bbb; min-height: 100px; background-color: #e5e5e5;
background-image: -webkit-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff),
-webkit-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff);
background-image: -moz-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff),
-moz-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff);
background-image: linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff),
linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff);
background-size: 60px 60px;
background-position: 0 0, 30px 30px;
}
.dd-dragel { position: absolute; pointer-events: none; z-index: 9999; }
.dd-dragel > .dd-item .dd-handle { margin-top: 0; }
.dd-dragel .dd-handle {
-webkit-box-shadow: 2px 4px 6px 0 rgba(0,0,0,.1);
box-shadow: 2px 4px 6px 0 rgba(0,0,0,.1);
}
.pull-right { float: right !important;}
/**
* Nestable Extras
*/
.nestable-lists { display: block; clear: both; padding: 30px 0; width: 100%; border: 0; border-top: 2px solid #ddd; border-bottom: 2px solid #ddd; }
#nestable-menu { padding: 0; margin: 20px 0; }
#nestable-output,
#nestable2-output { width: 100%; height: 7em; font-size: 0.75em; line-height: 1.333333em; font-family: Consolas, monospace; padding: 5px; box-sizing: border-box; -moz-box-sizing: border-box; }
#nestable2 .dd-handle {
color: #fff;
border: 1px solid #999;
background: #bbb;
background: -webkit-linear-gradient(top, #bbb 0%, #999 100%);
background: -moz-linear-gradient(top, #bbb 0%, #999 100%);
background: linear-gradient(top, #bbb 0%, #999 100%);
}
#nestable2 .dd-handle:hover { background: #bbb; }
#nestable2 .dd-item > button[data-action="collapse"]:before { color: #fff; }
@media only screen and (min-width: 700px) {
.dd { float: left; width: 48%; }
.dd + .dd { margin-left: 2%; }
}
.dd-hover > .dd-handle { background: #2ea8e5 !important; }
/**
* Nestable Draggable Handles
*/
.dd3-content { display: block; height: 30px; margin: 5px 0; padding: 5px 10px 5px 40px; color: #333; text-decoration: none; font-weight: bold; border: 1px solid #ccc;
background: #fafafa;
background: -webkit-linear-gradient(top, #fafafa 0%, #eee 100%);
background: -moz-linear-gradient(top, #fafafa 0%, #eee 100%);
background: linear-gradient(top, #fafafa 0%, #eee 100%);
-webkit-border-radius: 3px;
border-radius: 3px;
box-sizing: border-box; -moz-box-sizing: border-box;
}
.dd3-content:hover { color: #2ea8e5; background: #fff; }
.dd-dragel > .dd3-item > .dd3-content { margin: 0; }
.dd3-item > button { margin-left: 30px; }
.dd3-handle { position: absolute; margin: 0; left: 0; top: 0; cursor: pointer; width: 30px; text-indent: 100%; white-space: nowrap; overflow: hidden;
border: 1px solid #aaa;
background: #ddd;
background: -webkit-linear-gradient(top, #ddd 0%, #bbb 100%);
background: -moz-linear-gradient(top, #ddd 0%, #bbb 100%);
background: linear-gradient(top, #ddd 0%, #bbb 100%);
border-top-right-radius: 0;
border-bottom-right-radius: 0;
}
.dd3-handle:before { content: '≡'; display: block; position: absolute; left: 0; top: 3px; width: 100%; text-align: center; text-indent: 0; color: #fff; font-size: 20px; font-weight: normal; }
.dd3-handle:hover { background: #ddd; }
</style>
</head>
<body>
<h1>Nestable</h1>
<p>Drag & drop hierarchical list with mouse and touch compatibility (jQuery plugin)</p>
<p><strong><a href="https://github.com/dbushell/Nestable">Code on GitHub</a></strong></p>
<p><strong>PLEASE NOTE: I cannot provide any support or guidance beyond this README. If this code helps you that's great but I have no plans to develop Nestable beyond this demo (it's not a final product and has limited functionality). I cannot reply to any requests for help.</strong></p>
<menu id="nestable-menu">
<button type="button" data-action="expand-all">Expand All</button>
<button type="button" data-action="collapse-all">Collapse All</button>
</menu>
<div class="cf nestable-lists">
<div class="dd" id="nestable">
<ol class="dd-list">
<li class="dd-item" data-id="1">
<div class="dd-handle">Item 1</div>
</li>
<li class="dd-item" data-id="2">
<div class="dd-handle">Item 2</div>
<ol class="dd-list">
<li class="dd-item" data-id="3"><div class="dd-handle">Item 3</div></li>
<li class="dd-item" data-id="4"><div class="dd-handle">Item 4</div></li>
<li class="dd-item" data-id="5">
<div class="dd-handle">Item 5</div>
<ol class="dd-list">
<li class="dd-item" data-id="6"><div class="dd-handle">Item 6</div></li>
<li class="dd-item" data-id="7"><div class="dd-handle">Item 7</div></li>
<li class="dd-item" data-id="8"><div class="dd-handle">Item 8</div></li>
</ol>
</li>
<li class="dd-item" data-id="9"><div class="dd-handle">Item 9</div></li>
<li class="dd-item" data-id="10"><div class="dd-handle">Item 10</div></li>
</ol>
</li>
<li class="dd-item" data-id="11">
<div class="dd-handle">Item 11</div>
</li>
<li class="dd-item" data-id="12">
<div class="dd-handle">Item 12</div>
</li>
</ol>
</div>
<div class="dd" id="nestable2">
<ol class="dd-list">
<li class="dd-item" data-id="13">
<button class="dd-action pull-right" type="button" data-action="remove" title="Remove">X</button>
<div class="dd-handle">Item 13</div>
</li>
<li class="dd-item" data-id="14">
<button class="dd-action pull-right" type="button" data-action="remove" title="Remove">X</button>
<div class="dd-handle">Item 14</div>
</li>
<li class="dd-item" data-id="15">
<button class="dd-action pull-right" type="button" data-action="remove" title="Remove">X</button>
<div class="dd-handle">Item 15</div>
<ol class="dd-list">
<li class="dd-item" data-id="16"><button class="dd-action pull-right" type="button" data-action="remove" title="Remove">X</button>
<div class="dd-handle">Item 16</div></li>
<li class="dd-item" data-id="17"><button class="dd-action pull-right" type="button" data-action="remove" title="Remove">X</button>
<div class="dd-handle">Item 17</div></li>
<li class="dd-item" data-id="18"><button class="dd-action pull-right" type="button" data-action="remove" title="Remove">X</button>
<div class="dd-handle">Item 18</div></li>
</ol>
</li>
</ol>
</div>
</div>
<p><strong>Serialised Output (per list)</strong></p>
<textarea id="nestable-output"></textarea>
<textarea id="nestable2-output"></textarea>
<p> </p>
<div class="cf nestable-lists">
<p><strong>Draggable Handles</strong></p>
<p>If you're clever with your CSS and markup this can be achieved without any JavaScript changes.</p>
<div class="dd" id="nestable3">
<ol class="dd-list">
<li class="dd-item dd3-item" data-id="13">
<div class="dd-handle dd3-handle">Drag</div><div class="dd3-content">Item 13</div>
</li>
<li class="dd-item dd3-item" data-id="14">
<div class="dd-handle dd3-handle">Drag</div><div class="dd3-content">Item 14</div>
</li>
<li class="dd-item dd3-item" data-id="15">
<div class="dd-handle dd3-handle">Drag</div><div class="dd3-content">Item 15</div>
<ol class="dd-list">
<li class="dd-item dd3-item" data-id="16">
<div class="dd-handle dd3-handle">Drag</div><div class="dd3-content">Item 16</div>
</li>
<li class="dd-item dd3-item" data-id="17">
<div class="dd-handle dd3-handle">Drag</div><div class="dd3-content">Item 17</div>
</li>
<li class="dd-item dd3-item" data-id="18">
<div class="dd-handle dd3-handle">Drag</div><div class="dd3-content">Item 18</div>
</li>
</ol>
</li>
</ol>
</div>
</div>
<p class="small">Copyright © <a href="http://dbushell.com/">David Bushell</a> | Made for <a href="http://www.browserlondon.com/">Browser</a></p>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<script src="jquery.nestable.js"></script>
<script>
$(document).ready(function()
{
var updateOutput = function(e)
{
var list = e.length ? e : $(e.target),
output = list.data('output');
if (window.JSON) {
output.val(window.JSON.stringify(list.nestable('serialize')));//, null, 2));
} else {
output.val('JSON browser support required for this demo.');
}
};
// activate Nestable for list 1
$('#nestable').nestable({
group: 1
})
.on('change', updateOutput);
// activate Nestable for list 2
$('#nestable2').nestable({
group: 1,
customActions : {
'remove' : function(item, button) {
if (item.find('ol').length > 0)
{
alert('Has children');
} else
{
item.remove();
}
}
}
})
.on('change', updateOutput);
// output initial serialised data
updateOutput($('#nestable').data('output', $('#nestable-output')));
updateOutput($('#nestable2').data('output', $('#nestable2-output')));
$('#nestable-menu').on('click', function(e)
{
var target = $(e.target),
action = target.data('action');
if (action === 'expand-all') {
$('.dd').nestable('expandAll');
}
if (action === 'collapse-all') {
$('.dd').nestable('collapseAll');
}
});
$('#nestable3').nestable({
});
});
</script>
</body>
</html>