我有两个 jQuery 脚本正在运行：一个用于音频 mp3 播放器，另一个用于在 LightBox 中显示 YouTube 视频。现在，如果有人单击要播放的音频文件，即使单击视频的链接，它也会继续播放。
我希望音频停止播放，这样当灯箱打开时，我可以自动播放视频并且用户可以观看。
音频播放器实现：
<head>
<link rel="stylesheet" href="libs/css/styles.css" />
<script src="libs/jquery/jquery.js"></script>
<script src="src/jquery.ubaplayer.js"></script>
<script>
jQuery.noConflict();
jQuery(function(){
jQuery("#ubaPlayer").ubaPlayer({
codecs: [{name:"MP3", codec: 'audio/mpeg;'}]
});
});
</script>
</head>
<body>
<a class="audioButton" href="mp3/dontthinktwice.mp3">
Don't Think Twice - Bob Dylan</a>
</body>
音频播放器脚本：
(function($) {
var defaults = {
audioButtonClass: "audioButton",
autoPlay: null,
codecs: [{
name: "OGG",
codec: 'audio/ogg; codecs="vorbis"'
}, {
name: "MP3",
codec: 'audio/mpeg'
}],
continuous: false,
extension: null,
flashAudioPlayerPath: "libs/swf/player.swf",
flashExtension: ".mp3",
flashObjectID: "audioPlayer",
loadingClass: "loading",
loop: false,
playerContainer: "player",
playingClass: "playing",
swfobjectPath: "libs/swfobject/swfobject.js",
volume: 0.5
},
currentTrack, isPlaying = false,
isFlash = false,
audio, $buttons, $tgt, $el, playTrack, resumeTrack, pauseTrack, methods = {
play: function(element) {
$tgt = element;
currentTrack = _methods.getFileNameWithoutExtension($tgt.attr("href"));
isPlaying = true;
$tgt.addClass(defaults.loadingClass);
$buttons.removeClass(defaults.playingClass);
if (isFlash) {
if (audio) {
_methods.removeListeners(window);
}
audio = document.getElementById(defaults.flashObjectID);
_methods.addListeners(window);
audio.playFlash(currentTrack + defaults.extension);
} else {
if (audio) {
audio.pause();
_methods.removeListeners(audio);
}
audio = new Audio("");
_methods.addListeners(audio);
audio.id = "audio";
audio.loop = defaults.loop ? "loop" : "";
audio.volume = defaults.volume;
audio.src = currentTrack + defaults.extension;
audio.play();
}
},
pause: function() {
if (isFlash) {
audio.pauseFlash();
} else {
audio.pause();
}
$tgt.removeClass(defaults.playingClass);
isPlaying = false;
},
resume: function() {
if (isFlash) {
audio.playFlash();
} else {
audio.play();
}
$tgt.addClass(defaults.playingClass);
isPlaying = true;
},
playing: function() {
return isPlaying;
}
},
_methods = {
init: function(options) {
var types;
//set defaults
$.extend(defaults, options);
$el = this;
//listen for clicks on the controls
$(".controls").bind("click", function(event) {
_methods.updateTrackState(event);
return false;
});
$buttons = $("." + defaults.audioButtonClass);
types = defaults.codecs;
for (var i = 0, ilen = types.length; i < ilen; i++) {
var type = types[i];
if (_methods.canPlay(type)) {
defaults.extension = [".", type.name.toLowerCase()].join("");
break;
}
}
if (!defaults.extension || isFlash) {
isFlash = true;
defaults.extension = defaults.flashExtension;
}
if (isFlash) {
$el.html("<div id='" + defaults.playerContainer + "'/>");
$.getScript(defaults.swfobjectPath, function() {
swfobject.embedSWF(defaults.flashAudioPlayerPath, defaults.playerContainer, "0", "0", "9.0.0", "swf/expressInstall.swf", false, false, {
id: defaults.flashObjectID
}, _methods.swfLoaded);
});
} else {
if (defaults.autoPlay) {
methods.play(defaults.autoPlay);
}
}
},
updateTrackState: function(evt) {
$tgt = $(evt.target);
if (!$tgt.hasClass("audioButton")) {
return;
}
if (!audio || (audio && currentTrack !== _methods.getFileNameWithoutExtension($tgt.attr("href")))) {
methods.play($tgt);
} else if (!isPlaying) {
methods.resume();
} else {
methods.pause();
}
},
addListeners: function(elem) {
$(elem).bind({
"canplay": _methods.onLoaded,
"error": _methods.onError,
"ended": _methods.onEnded
});
},
removeListeners: function(elem) {
$(elem).unbind({
"canplay": _methods.onLoaded,
"error": _methods.onError,
"ended": _methods.onEnded
});
},
onLoaded: function() {
$buttons.removeClass(defaults.loadingClass);
$tgt.addClass(defaults.playingClass);
audio.play();
},
onError: function() {
$buttons.removeClass(defaults.loadingClass);
if (isFlash) {
_methods.removeListeners(window);
} else {
_methods.removeListeners(audio);
}
},
onEnded: function() {
isPlaying = false;
$tgt.removeClass(defaults.playingClass);
currentTrack = "";
if (isFlash) {
_methods.removeListeners(window);
} else {
_methods.removeListeners(audio);
}
if (defaults.continuous) {
var $next = $tgt.next().length ? $tgt.next() : $(defaults.audioButtonClass).eq(0);
methods.play($next);
}
},
canPlay: function(type) {
if (!document.createElement("audio").canPlayType) {
return false;
} else {
return document.createElement("audio").canPlayType(type.codec).match(/maybe|probably/i) ? true : false;
}
},
swfLoaded: function() {
if (defaults.autoPlay) {
setTimeout(function() {
methods.play(defaults.autoPlay);
}, 500);
}
},
getFileNameWithoutExtension: function(fileName) {
//this function take a full file name and returns an extensionless file name
//ex. entering foo.mp3 returns foo
//ex. entering foo returns foo (no change)
var fileNamePieces = fileName.split('.');
fileNamePieces.pop();
return fileNamePieces.join(".");
}
};
$.fn.ubaPlayer = function(method) {
if (methods[method]) {
return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
} else if (typeof method === "object" || !method) {
return _methods.init.apply(this, arguments);
} else {
$.error("Method " + method + " does not exist on jquery.ubaPlayer");
}
};
灯箱实现：
<head>
<script type="text/javascript" src="videobox/js/mootools.js"></script>
<script type="text/javascript" src="videobox/js/swfobject.js"></script>
<script type="text/javascript" src="videobox/js/videobox.js"></script>
<link rel="stylesheet" href="videobox/css/videobox.css" type="text/css" media="screen" /></head>
<body>
<a href="http://www.youtube.com/watch?v=2sAnENc6ObI" rel="vidbox" title="The Rainbox Connection - Live at the Berklee Performance Center"><img src="playbtn.png" name="fakeplay" id="fakeplay">The Rainbow Connection (Video)</a>
</body>
灯箱脚本：
var Videobox = {
init: function (options) {
// init default options
this.options = Object.extend({
resizeDuration: 400, // Duration of height and width resizing (ms)
initialWidth: 250, // Initial width of the box (px)
initialHeight: 250, // Initial height of the box (px)
defaultWidth: 625, // Default width of the box (px)
defaultHeight: 350, // Default height of the box (px)
animateCaption: true, // Enable/Disable caption animation
flvplayer: 'swf/flvplayer.swf'
}, options || {});
this.anchors = [];
$A($$('a')).each(function(el){
if(el.rel && el.href && el.rel.test('^vidbox', 'i')) {
el.addEvent('click', function (e) {
e = new Event(e);
e.stop();
this.click(el);
}.bind(this));
this.anchors.push(el);
}
}, this);
this.overlay = new Element('div').setProperty('id', 'lbOverlay').injectInside(document.body);
this.center = new Element('div').setProperty('id', 'lbCenter').setStyles({width: this.options.initialWidth+'px', height: this.options.initialHeight+'px', marginLeft: '-'+(this.options.initialWidth/2)+'px', display: 'none'}).injectInside(document.body);
this.bottomContainer = new Element('div').setProperty('id', 'lbBottomContainer').setStyle('display', 'none').injectInside(document.body);
this.bottom = new Element('div').setProperty('id', 'lbBottom').injectInside(this.bottomContainer);
new Element('a').setProperties({id: 'lbCloseLink', href: '#'}).injectInside(this.bottom).onclick = this.overlay.onclick = this.close.bind(this);
this.caption = new Element('div').setProperty('id', 'lbCaption').injectInside(this.bottom);
this.number = new Element('div').setProperty('id', 'lbNumber').injectInside(this.bottom);
new Element('div').setStyle('clear', 'both').injectInside(this.bottom);
var nextEffect = this.nextEffect.bind(this);
this.fx = {
overlay: this.overlay.effect('opacity', {duration: 500}).hide(),
center: this.center.effects({duration: 500, transition: Fx.Transitions.sineInOut, onComplete: nextEffect}),
bottom: this.bottom.effect('margin-top', {duration: 400})
};
},
click: function(link) {
return this.open (link.href, link.title, link.rel);
},
open: function(sLinkHref, sLinkTitle, sLinkRel) {
this.href = sLinkHref;
this.title = sLinkTitle;
this.rel = sLinkRel;
this.position();
this.setup();
this.video(this.href);
this.top = Window.getScrollTop() + (Window.getHeight() / 15);
this.center.setStyles({top: this.top+'px', display: ''});
this.fx.overlay.start(0.8);
this.step = 1;
this.center.setStyle('background','#fff url(loading.gif) no-repeat center');
this.caption.innerHTML = this.title;
this.fx.center.start({'height': [this.options.contentsHeight]});
},
setup: function(){
var aDim = this.rel.match(/[0-9]+/g);
this.options.contentsWidth = (aDim && (aDim[0] > 0)) ? aDim[0] : this.options.defaultWidth;
this.options.contentsHeight = (aDim && (aDim[1] > 0)) ? aDim[1] : this.options.defaultHeight;
},
position: function(){
this.overlay.setStyles({'top': window.getScrollTop()+'px', 'height': window.getHeight()+'px'});
},
video: function(sLinkHref){
if (sLinkHref.match(/youtube\.com\/watch/i)) {
this.flash = true;
var hRef = sLinkHref;
var videoId = hRef.split('=');
this.videoID = videoId[1];
this.so = new SWFObject("http://www.youtube.com/v/"+this.videoID, "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
this.so.addParam("wmode", "transparent");
}
else if (sLinkHref.match(/metacafe\.com\/watch/i)) {
this.flash = true;
var hRef = sLinkHref;
var videoId = hRef.split('/');
this.videoID = videoId[4];
this.so = new SWFObject("http://www.metacafe.com/fplayer/"+this.videoID+"/.swf", "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
this.so.addParam("wmode", "transparent");
}
else if (sLinkHref.match(/google\.com\/videoplay/i)) {
this.flash = true;
var hRef = sLinkHref;
var videoId = hRef.split('=');
this.videoID = videoId[1];
this.so = new SWFObject("http://video.google.com/googleplayer.swf?docId="+this.videoID+"&hl=en", "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
this.so.addParam("wmode", "transparent");
}
else if (sLinkHref.match(/ifilm\.com\/video/i)) {
this.flash = true;
var hRef = sLinkHref;
var videoId = hRef.split('video/');
this.videoID = videoId[1];
this.so = new SWFObject("http://www.ifilm.com/efp", "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0", "#000");
this.so.addVariable("flvbaseclip", this.videoID+"&");
this.so.addParam("wmode", "transparent");
}
else if (sLinkHref.match(/\.mov/i)) {
this.flash = false;
if (navigator.plugins && navigator.plugins.length) {
this.other ='<object id="qtboxMovie" type="video/quicktime" codebase="http://www.apple.com/qtactivex/qtplugin.cab" data="'+sLinkHref+'" width="'+this.options.contentsWidth+'" height="'+this.options.contentsHeight+'"><param name="src" value="'+sLinkHref+'" /><param name="scale" value="aspect" /><param name="controller" value="true" /><param name="autoplay" value="true" /><param name="bgcolor" value="#000000" /><param name="enablejavascript" value="true" /></object>';
} else {
this.other = '<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab" width="'+this.options.contentsWidth+'" height="'+this.options.contentsHeight+'" id="qtboxMovie"><param name="src" value="'+sLinkHref+'" /><param name="scale" value="aspect" /><param name="controller" value="true" /><param name="autoplay" value="true" /><param name="bgcolor" value="#000000" /><param name="enablejavascript" value="true" /></object>';
}
}
else if (sLinkHref.match(/\.wmv/i) || sLinkHref.match(/\.asx/i)) {
this.flash = false;
this.other = '<object NAME="Player" WIDTH="'+this.options.contentsWidth+'" HEIGHT="'+this.options.contentsHeight+'" align="left" hspace="0" type="application/x-oleobject" CLASSID="CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6"><param NAME="URL" VALUE="'+sLinkHref+'"><param><param NAME="AUTOSTART" VALUE="false"></param><param name="showControls" value="true"></param><embed WIDTH="'+this.options.contentsWidth+'" HEIGHT="'+this.options.contentsHeight+'" align="left" hspace="0" SRC="'+sLinkHref+'" TYPE="application/x-oleobject" AUTOSTART="false"></embed></object>'
}
else if (sLinkHref.match(/\.flv/i)) {
this.flash = true;
this.so = new SWFObject(this.options.flvplayer+"?file="+sLinkHref, "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0", "#000");
}
else {
this.flash = true;
this.videoID = sLinkHref;
this.so = new SWFObject(this.videoID, "flvvideo", this.options.contentsWidth, this.options.contentsHeight, "0");
}
},
nextEffect: function(){
switch (this.step++){
case 1:
this.fx.center.start({'width': [this.options.contentsWidth], 'marginLeft': [this.options.contentsWidth/-2]});
break;
this.step++;
case 2:
this.center.setStyle('background','#fff');
this.flash ? this.so.write(this.center) : this.center.setHTML(this.other) ;
this.bottomContainer.setStyles({top: (this.top + this.center.clientHeight)+'px', height: '0px', marginLeft: this.center.style.marginLeft, width: this.options.contentsWidth+'px',display: ''});
if (this.options.animateCaption){
this.fx.bottom.set(-this.bottom.offsetHeight);
this.bottomContainer.style.height = '';
this.fx.bottom.start(0);
break;
}
this.bottomContainer.style.height = '';
this.step++;
}
},
close: function(){
this.fx.overlay.start(0);
this.center.style.display = this.bottomContainer.style.display = 'none';
this.center.innerHTML = '';
return false;
}
};
window.addEvent('domready', Videobox.init.bind(Videobox));