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179 lines
6.4 KiB
179 lines
6.4 KiB
5 years ago
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>jQuery UI Droppable - Simple photo manager</title>
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<link rel="stylesheet" href="../../themes/base/all.css">
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<link rel="stylesheet" href="../demos.css">
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<style>
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#gallery { float: left; width: 65%; min-height: 12em; }
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.gallery.custom-state-active { background: #eee; }
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.gallery li { float: left; width: 96px; padding: 0.4em; margin: 0 0.4em 0.4em 0; text-align: center; }
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.gallery li h5 { margin: 0 0 0.4em; cursor: move; }
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.gallery li a { float: right; }
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.gallery li a.ui-icon-zoomin { float: left; }
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.gallery li img { width: 100%; cursor: move; }
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#trash { float: right; width: 32%; min-height: 18em; padding: 1%; }
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#trash h4 { line-height: 16px; margin: 0 0 0.4em; }
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#trash h4 .ui-icon { float: left; }
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#trash .gallery h5 { display: none; }
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</style>
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<script src="../../external/requirejs/require.js"></script>
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<script src="../bootstrap.js" data-modules="dialog">
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// There's the gallery and the trash
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var $gallery = $( "#gallery" ),
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$trash = $( "#trash" );
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// Let the gallery items be draggable
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$( "li", $gallery ).draggable({
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cancel: "a.ui-icon", // clicking an icon won't initiate dragging
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revert: "invalid", // when not dropped, the item will revert back to its initial position
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containment: "document",
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helper: "clone",
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cursor: "move"
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});
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// Let the trash be droppable, accepting the gallery items
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$trash.droppable({
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accept: "#gallery > li",
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classes: {
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"ui-droppable-active": "ui-state-highlight"
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},
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drop: function( event, ui ) {
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deleteImage( ui.draggable );
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}
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});
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// Let the gallery be droppable as well, accepting items from the trash
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$gallery.droppable({
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accept: "#trash li",
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classes: {
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"ui-droppable-active": "custom-state-active"
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},
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drop: function( event, ui ) {
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recycleImage( ui.draggable );
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}
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});
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// Image deletion function
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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>";
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function deleteImage( $item ) {
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$item.fadeOut(function() {
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var $list = $( "ul", $trash ).length ?
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$( "ul", $trash ) :
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$( "<ul class='gallery ui-helper-reset'/>" ).appendTo( $trash );
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$item.find( "a.ui-icon-trash" ).remove();
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$item.append( recycle_icon ).appendTo( $list ).fadeIn(function() {
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$item
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.animate({ width: "48px" })
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.find( "img" )
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.animate({ height: "36px" });
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});
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});
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}
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// Image recycle function
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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>";
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function recycleImage( $item ) {
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$item.fadeOut(function() {
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$item
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.find( "a.ui-icon-refresh" )
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.remove()
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.end()
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.css( "width", "96px")
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.append( trash_icon )
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.find( "img" )
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.css( "height", "72px" )
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.end()
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.appendTo( $gallery )
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.fadeIn();
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});
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}
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// Image preview function, demonstrating the ui.dialog used as a modal window
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function viewLargerImage( $link ) {
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var src = $link.attr( "href" ),
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title = $link.siblings( "img" ).attr( "alt" ),
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$modal = $( "img[src$='" + src + "']" );
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if ( $modal.length ) {
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$modal.dialog( "open" );
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} else {
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var img = $( "<img alt='" + title + "' width='384' height='288' style='display: none; padding: 8px;' />" )
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.attr( "src", src ).appendTo( "body" );
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setTimeout(function() {
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img.dialog({
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title: title,
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width: 400,
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modal: true
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});
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}, 1 );
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}
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}
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// Resolve the icons behavior with event delegation
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$( "ul.gallery > li" ).on( "click", function( event ) {
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var $item = $( this ),
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$target = $( event.target );
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if ( $target.is( "a.ui-icon-trash" ) ) {
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deleteImage( $item );
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} else if ( $target.is( "a.ui-icon-zoomin" ) ) {
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viewLargerImage( $target );
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} else if ( $target.is( "a.ui-icon-refresh" ) ) {
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recycleImage( $item );
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}
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return false;
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});
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</script>
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</head>
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<body>
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<div class="ui-widget ui-helper-clearfix">
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<ul id="gallery" class="gallery ui-helper-reset ui-helper-clearfix">
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<li class="ui-widget-content ui-corner-tr">
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<h5 class="ui-widget-header">High Tatras</h5>
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<img src="images/high_tatras_min.jpg" alt="The peaks of High Tatras" width="96" height="72" />
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<a href="images/high_tatras.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
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<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
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</li>
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<li class="ui-widget-content ui-corner-tr">
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<h5 class="ui-widget-header">High Tatras 2</h5>
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<img src="images/high_tatras2_min.jpg" alt="The chalet at the Green mountain lake" width="96" height="72" />
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<a href="images/high_tatras2.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
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<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
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</li>
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<li class="ui-widget-content ui-corner-tr">
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<h5 class="ui-widget-header">High Tatras 3</h5>
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<img src="images/high_tatras3_min.jpg" alt="Planning the ascent" width="96" height="72" />
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<a href="images/high_tatras3.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
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<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
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</li>
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<li class="ui-widget-content ui-corner-tr">
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<h5 class="ui-widget-header">High Tatras 4</h5>
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<img src="images/high_tatras4_min.jpg" alt="On top of Kozi kopka" width="96" height="72" />
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<a href="images/high_tatras4.jpg" title="View larger image" class="ui-icon ui-icon-zoomin">View larger</a>
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<a href="link/to/trash/script/when/we/have/js/off" title="Delete this image" class="ui-icon ui-icon-trash">Delete image</a>
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</li>
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</ul>
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<div id="trash" class="ui-widget-content ui-state-default">
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<h4 class="ui-widget-header"><span class="ui-icon ui-icon-trash">Trash</span> Trash</h4>
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</div>
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</div>
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<div class="demo-description">
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<p>You can delete an image either by dragging it to the Trash or by clicking the trash icon.</p>
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<p>You can "recycle" an image by dragging it back to the gallery or by clicking the recycle icon.</p>
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<p>You can view larger image by clicking the zoom icon. jQuery UI dialog widget is used for the modal window.</p>
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</div>
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</body>
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</html>
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