1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>jQuery UI Droppable - Simple photo manager</title>
<link rel="stylesheet" href="../../themes/base/all.css">
<link rel="stylesheet" href="../demos.css">
<style>
#gallery { float: left; width: 65%; min-height: 12em; }
.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%; }
#trash h4 { line-height: 16px; margin: 0 0 0.4em; }
#trash h4 .ui-icon { float: left; }
#trash .gallery h5 { display: none; }
</style>
<script src="../../external/requirejs/require.js"></script>
<script src="../bootstrap.js" data-modules="dialog">
// 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: "document",
helper: "clone",
cursor: "move"
});
// Let the trash be droppable, accepting the gallery items
$trash.droppable({
accept: "#gallery > li",
classes: {
"ui-droppable-active": "ui-state-highlight"
},
drop: function( event, ui ) {
deleteImage( ui.draggable );
}
});
// Let the gallery be droppable as well, accepting items from the trash
$gallery.droppable({
accept: "#trash li",
classes: {
"ui-droppable-active": "custom-state-active"
},
drop: function( event, 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()
.end()
.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.attr( "href" ),
title = $link.siblings( "img" ).attr( "alt" ),
$modal = $( "img[src$='" + src + "']" );
if ( $modal.length ) {
$modal.dialog( "open" );
} else {
var img = $( "<img alt='" + title + "' width='384' height='288' style='display: none; padding: 8px;' />" )
.attr( "src", src ).appendTo( "body" );
setTimeout(function() {
img.dialog({
title: title,
width: 400,
modal: true
});
}, 1 );
}
}
// Resolve the icons behavior with event delegation
$( "ul.gallery > li" ).on( "click", function( event ) {
var $item = $( this ),
$target = $( event.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="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 ascent" 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>
<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>
</body>
</html>
|
