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- <!doctype html>
- <html lang="en">
- <head>
- <meta charset="utf-8">
- <title>jQuery UI Draggable - Events</title>
- <link rel="stylesheet" href="../../themes/base/jquery.ui.all.css">
- <script src="../../jquery-1.10.2.js"></script>
- <script src="../../ui/jquery.ui.core.js"></script>
- <script src="../../ui/jquery.ui.widget.js"></script>
- <script src="../../ui/jquery.ui.mouse.js"></script>
- <script src="../../ui/jquery.ui.draggable.js"></script>
- <link rel="stylesheet" href="../demos.css">
- <style>
- #draggable { width: 16em; padding: 0 1em; }
- #draggable ul li { margin: 1em 0; padding: 0.5em 0; } * html #draggable ul li { height: 1%; }
- #draggable ul li span.ui-icon { float: left; }
- #draggable ul li span.count { font-weight: bold; }
- </style>
- <script>
- $(function() {
- var $start_counter = $( "#event-start" ),
- $drag_counter = $( "#event-drag" ),
- $stop_counter = $( "#event-stop" ),
- counts = [ 0, 0, 0 ];
- $( "#draggable" ).draggable({
- start: function() {
- counts[ 0 ]++;
- updateCounterStatus( $start_counter, counts[ 0 ] );
- },
- drag: function() {
- counts[ 1 ]++;
- updateCounterStatus( $drag_counter, counts[ 1 ] );
- },
- stop: function() {
- counts[ 2 ]++;
- updateCounterStatus( $stop_counter, counts[ 2 ] );
- }
- });
- function updateCounterStatus( $event_counter, new_count ) {
- // first update the status visually...
- if ( !$event_counter.hasClass( "ui-state-hover" ) ) {
- $event_counter.addClass( "ui-state-hover" )
- .siblings().removeClass( "ui-state-hover" );
- }
- // ...then update the numbers
- $( "span.count", $event_counter ).text( new_count );
- }
- });
- </script>
- </head>
- <body>
- <div id="draggable" class="ui-widget ui-widget-content">
- <p>Drag me to trigger the chain of events.</p>
- <ul class="ui-helper-reset">
- <li id="event-start" class="ui-state-default ui-corner-all"><span class="ui-icon ui-icon-play"></span>"start" invoked <span class="count">0</span>x</li>
- <li id="event-drag" class="ui-state-default ui-corner-all"><span class="ui-icon ui-icon-arrow-4"></span>"drag" invoked <span class="count">0</span>x</li>
- <li id="event-stop" class="ui-state-default ui-corner-all"><span class="ui-icon ui-icon-stop"></span>"stop" invoked <span class="count">0</span>x</li>
- </ul>
- </div>
- <div class="demo-description">
- <p>Layer functionality onto the draggable using the <code>start</code>, <code>drag</code>, and <code>stop</code> events. Start is fired at the start of the drag; drag during the drag; and stop when dragging stops.</p>
- </div>
- </body>
- </html>
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