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demos/droppable: added Simple photo manager demo

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bganicky committed Jan 17, 2009
1 parent 1dfb222 commit a5cb5eab2e879d85bdaba2a0e93744411416a436
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@@ -13,7 +13,8 @@ <h4>Examples</h4>
<li><a href="accepted-elements.html">Accepted elements</a></li>
<li><a href="propagation.html">Prevent propagation</a></li>
<li><a href="visual-feedback.html">Visual feedback</a></li>
<li><a href="revert.html">Revert draggable position</a></li>
<li><a href="revert.html">Revert draggable position</a></li>
<li><a href="photo_manager.html">Simple photo manager</a></li>
</ul>
</div>

@@ -0,0 +1,160 @@
<!doctype html>
<html lang="en">
<head>
<title>jQuery UI Droppable - Simple photo manager</title>
<link type="text/css" href="../../themes/base/ui.all.css" rel="stylesheet" />
<script type="text/javascript" src="../../jquery-1.3.js"></script>
<script type="text/javascript" src="../../ui/ui.core.js"></script>
<script type="text/javascript" src="../../ui/ui.draggable.js"></script>
<script type="text/javascript" src="../../ui/ui.droppable.js"></script>
<script type="text/javascript" src="../../ui/ui.resizable.js"></script>
<script type="text/javascript" src="../../ui/ui.dialog.js"></script>
<link type="text/css" href="../demos.css" rel="stylesheet" />
<style type="text/css">
#gallery { float: left; width: 65%; min-height: 12em; } * html #gallery { height: 12em; } /* IE6 */
.gallery.custom-state-active { background: #eee; }
.gallery li { float: left; width: 96px; padding: 0.4em; margin: 0 0.4em 0.4em 0; text-align: center; }
.gallery li h5 { margin: 0 0 0.4em; cursor: move; }
.gallery li a { float: right; }
.gallery li a.ui-icon-zoomin { float: left; }
.gallery li img { width: 100%; cursor: move; }

#trash { float: right; width: 32%; min-height: 18em; padding: 1%;} * html #trash { height: 18em; } /* IE6 */
#trash h4 { line-height: 16px; margin: 0 0 0.4em; }
#trash h4 .ui-icon { float: left; }
#trash .gallery h5 { display: none; }
</style>
<script type="text/javascript">
$(function() {
// there's the gallery and the trash
var $gallery = $('#gallery'), $trash = $('#trash');

// let the gallery items be draggable
$('li',$gallery).draggable({
cancel: 'a.ui-icon',// clicking an icon won't initiate dragging
revert: 'invalid', // when not dropped, the item will revert back to its initial position
containment: $('#demo-frame').length ? '#demo-frame' : 'document', // stick to demo-frame if present
helper: 'clone',
cursor: 'move'
});

// let the trash be droppable, accepting the gallery items
$trash.droppable({
accept: '#gallery > li',
activeClass: 'ui-state-highlight',
drop: function(ev, ui) {
deleteImage(ui.draggable);
}
});

// let the gallery be droppable as well, accepting items from the trash
$gallery.droppable({
accept: '#trash li',
activeClass: 'custom-state-active',
drop: function(ev, ui) {
recycleImage(ui.draggable);
}
});

// image deletion function
var recycle_icon = '<a href="link/to/recycle/script/when/we/have/js/off" title="Recycle this image" class="ui-icon ui-icon-refresh">Recycle image</a>';
function deleteImage($item) {
$item.fadeOut(function() {
var $list = $('ul',$trash).length ? $('ul',$trash) : $('<ul class="gallery ui-helper-reset"/>').appendTo($trash);

$item.find('a.ui-icon-trash').remove();
$item.append(recycle_icon).appendTo($list).fadeIn(function() {
$item.animate({ width: '48px' }).find('img').animate({ height: '36px' });
});
});
}

// image recycle function
var trash_icon = '<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>';
function recycleImage($item) {
$item.fadeOut(function() {
$item.find('a.ui-icon-refresh').remove();
$item.css('width','96px').append(trash_icon).find('img').css('height','72px').end().appendTo($gallery).fadeIn();
});
}

// image preview function, demonstrating the ui.dialog used as a modal window
function viewLargerImage($link) {
var src = $link[0].href;
var title = $link.siblings('img').attr('alt');
var $modal = $('img[src="'+src+'"]');

$modal.length ? $modal.dialog('open') : $('<img src="'+src+'" alt="'+title+'" width="384" height="288" style="padding: 8px;" />').appendTo('body').dialog({
title: title,
width: '400px',
modal: 'true',
overlay: {
backgroundColor: '#000',
opacity: 0.5
}
});
}

// resolve the icons behavior with event delegation
$('ul.gallery > li').click(function(ev) {
var $item = $(this);
var $target = $(ev.target);

if ($target.is('a.ui-icon-trash')) {
deleteImage($item);
} else if ($target.is('a.ui-icon-zoomin')) {
viewLargerImage($target);
} else if ($target.is('a.ui-icon-refresh')) {
recycleImage($item);
}

return false;
});
});
</script>
</head>
<body>
<div class="demo ui-widget ui-helper-clearfix">

<ul id="gallery" class="gallery ui-helper-reset ui-helper-clearfix">
<li class="ui-widget-content ui-corner-tr">
<h5 class="ui-widget-header">High Tatras</h5>
<img src="images/high_tatras_min.jpg" alt="The peaks of High Tatras" width="96" height="72" />
<a href="images/high_tatras.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
</li>
<li class="ui-widget-content ui-corner-tr">
<h5 class="ui-widget-header">High Tatras 2</h5>
<img src="images/high_tatras2_min.jpg" alt="The chalet at the Green mountain lake" width="96" height="72" />
<a href="images/high_tatras2.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
</li>
<li class="ui-widget-content ui-corner-tr">
<h5 class="ui-widget-header">High Tatras 3</h5>
<img src="images/high_tatras3_min.jpg" alt="Planning the ascend" width="96" height="72" />
<a href="images/high_tatras3.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
</li>
<li class="ui-widget-content ui-corner-tr">
<h5 class="ui-widget-header">High Tatras 4</h5>
<img src="images/high_tatras4_min.jpg" alt="On top of Kozi kopka" width="96" height="72" />
<a href="images/high_tatras4.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
</li>
</ul>

<div id="trash" class="ui-widget-content ui-state-default">
<h4 class="ui-widget-header"><span class="ui-icon ui-icon-trash">Trash</span> Trash</h4>
</div>

</div><!-- End demo -->

<div class="demo-description">

<p>You can delete an image either by dragging it to the Trash or by clicking the trash icon.</p>
<p>You can "recycle" an image by dragging it back to the gallery or by clicking the recycle icon.</p>
<p>You can view larger image by clicking the zoom icon. jQuery UI dialog widget is used for the modal window.</p>

</div><!-- End demo-description -->
</body>
</html>

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