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13.10.3.html
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13.10.3.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title>Slider track for song position</title>
<link rel="stylesheet" type="text/css" href="../common.css" />
<link rel="stylesheet" type="text/css" href="13.css" />
<link rel="stylesheet" type="text/css" href="themes/ui-lightness/jquery-ui.css" />
<style type="text/css">
#themeswitcher { position: absolute; top: 10px; right: 10px; }
.mplayer { position: relative; width: 40%; height: 2.5em; margin: 50px 0 100px 0; }
.mplayer .buttons-container { position: absolute; top: 10px; left: 10px; }
.mplayer .buttons-container .playpause { height: 1.2em; width: 1.2em; display: block; position: relative; top: -2px; left: -2px; }
.mplayer .buttons-container .playpause .ui-icon { margin: -1px 0 0 -1px; }
.mplayer .playpause .ui-icon-play, .paused .playpause .ui-icon-pause { display: none; }
.paused .playpause .ui-icon-play { display: block; }
.mplayer .currenttime { position: absolute; top: 0.6em; left: 2.2em; width: 3em; text-align: center; background: none; border: none; }
.mplayer .duration { position: absolute; top: 0.6em; right: 2.2em; width: 3em; text-align: center; background: none; border: none; }
.mplayer .track { top: 11px; margin: 0 5.2em; margin-top: -2px; border-style: none; }
.mplayer .track .ui-slider-handle { border-left-width: 0; height: 1.1em; top: -0.24em; width: 2px; margin-left: -3px; }
</style>
<script type="text/javascript" src="../jquery-1.3.2.min.js"></script>
<script type="text/javascript" src="ui/jquery-ui.js"></script>
<script src="http://jqueryui.com/themeroller/themeswitchertool/"></script>
<script type="text/javascript">
$(function() {
var secondsTotal = 195;
var $audio = $('audio'), audioEl = $audio[0];
var audio = {
currentTime: 0,
duration: secondsTotal,
volume: 0.5,
set: function(key, value) {
this[key] = value;
try { audioEl[key] = value; } catch(e) {}
if (key == 'currentTime') {
$audio.trigger('timeupdate');
}
if (key == 'volume') {
$audio.trigger('volumechange');
}
},
play: function() {
audioEl.play && audioEl.play();
},
pause: function() {
audioEl.pause && audioEl.pause();
}
};
$audio.bind('timeupdate', function() {
audio.currentTime = audioEl.currentTime;
});
audio.set('currentTime', 0);
audio.set('volume', 0.5);
// Create the play/pause button using two toggling jQuery UI icons
$('.mplayer .playpause').click(function() {
var player = $(this).parents('.mplayer');
if (player.is('.paused')) {
$('.mplayer').removeClass('paused');
audio.play();
} else {
$('.mplayer').addClass('paused');
audio.pause();
}
return false;
})
.hover(function() { $(this).addClass('ui-state-hover'); },
function() { $(this).removeClass('ui-state-hover'); })
.focus(function() { $(this).addClass('ui-state-focus'); })
.blur(function() { $(this).removeClass('ui-state-focus'); });
$('.mplayer').addClass('paused');
// prevent text selection of text in time labels
$('.mplayer .currenttime, .mplayer .duration').disableSelection();
// create a min range slider on the track for the current position in the song
$('.mplayer .track')
.slider({
range: 'min',
max: secondsTotal,
slide: function(event, ui) {
$('.ui-slider-handle', this).css('margin-left', (ui.value < 3) ? (1 - ui.value) + 'px' : '');
if (ui.value >= 0 && ui.value <= audio.duration) {
audio.set('currentTime', ui.value);
}
},
change: function(event, ui) {
$('.ui-slider-handle', this).css('margin-left', (ui.value < 3) ? (1 - ui.value) + 'px' : '');
}
})
.find('.ui-slider-handle').css('margin-left', '0').end()
.find('.ui-slider-range').addClass('ui-corner-left').end();
function minAndSec(sec) {
sec = parseInt(sec);
return Math.floor(sec / 60) + ":" + (sec % 60 < 10 ? '0' : '') + Math.floor(sec % 60);
}
$('.mplayer .currenttime').text(minAndSec(audio.currentTime));
$('.mplayer .duration').text(minAndSec(secondsTotal));
// bind to audio events to keep buttons, track, and volume synced
$audio
.bind('timeupdate', function(event) {
$('.mplayer .track').each(function() {
if ($(this).slider('value') != audio.currentTime) {
$(this).slider('value', audio.currentTime);
}
});
$('.mplayer .currenttime').text(minAndSec(audio.currentTime));
})
;
});
$(function() {
// Turn on themeswitcher
$.fn.themeswitcher && $('#themeswitcher').themeswitcher();
// Hide some themes that aren't a great fit for this demo
$('#themeswitcher').next('div').find('ul').children('li').find(
'a[href*=eggplant],a[href*=overcast],a[href*=flick],a[href*=pepper-grinder],a[href*=cupertino]'
+ ',a[href*=south-street],a[href*=excite-bike],a[href*=vader],a[href*=trontastic]'
).parent().remove();
});
</script>
</head>
<body>
<h1>13.10 Creating a jQuery UI music player</h1>
<h2>13.10.3 Slider track for song position</h2>
<audio id="theAudio" src="BigBillBroonzy_BabyPleaseDontGo.ogg"></audio>
<div class="mplayer ui-widget">
<div class="buttons-container">
<a class="playpause ui-state-default ui-corner-all" href="#">
<span class="ui-icon ui-icon-play"></span>
<span class="ui-icon ui-icon-pause"></span>
</a>
</div>
<span class="currenttime ui-state-default"></span>
<div class="track"></div>
<span class="duration ui-state-default"></span>
</div>
<div id="themeswitcher"></div>
</body>
</html>