我在几个 iframe 中嵌入了一些 YouTube 视频，并且希望仅使用一个按钮即可立即停止所有视频。我尝试了几种不同的方法，但就是无法得到正确的结果。
这是我得到的。
main.html:
<!DOCTYPE html>
<html>
<head>
<title>YT Mosaic</title>
<link href="main.css" rel="stylesheet">
</head>
<body>
<!-- begin snippet: js hide: false console: true babel: false -->
<div class="container">
<div class="mosaic">
<iframe id="if1" src="https://www.youtube.com/embed/5mL-OkdM7Tc?cc_load_policy=3&autoplay=0&mute=1&enablejsapi=1" frameborder="0" allowfullscreen></iframe> <!-- TRT -->
<iframe id="if2" src="https://www.youtube.com/embed/9Auq9mYxFEE?cc_load_policy=3&autoplay=0&mute=1&enablejsapi=1" frameborder="0" allowfullscreen></iframe> <!-- SKY -->
<iframe id="if3" src="https://www.youtube.com/embed/VBTdNwm5CDY?cc_load_policy=3&autoplay=0&mute=1&enablejsapi=1" frameborder="0" allowfullscreen></iframe> <!-- Global News -->
<iframe id="if4" src="https://www.youtube.com/embed/ntmPIzlkcJk?cc_load_policy=3&autoplay=0&mute=1&enablejsapi=1" frameborder="0" allowfullscreen></iframe> <!-- Euronews -->
<iframe id="if5" src="https://www.youtube.com/embed/GE_SfNVNyqk?cc_load_policy=3&autoplay=0&mute=1&enablejsapi=1" frameborder="0" allowfullscreen></iframe> <!-- DW -->
<iframe id="if6" src="https://www.youtube.com/embed/h3MuIUNCCzI?cc_load_policy=3&autoplay=0&mute=1&enablejsapi=1" frameborder="0" allowfullscreen></iframe> <!-- F24 -->
</div>
<button onclick="iframe1play(); return false;">⏯️</button>
<button onclick="stop();">⏹</button>
<button onclick="playAll();">▶▶ Play All</button>
</div>
<script>
var tag = document.createElement('script');
tag.src = "https://www.youtube.com/iframe_api";
var firstScriptTag = document.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
var ifa = []; // array of iframe id's
var ifos = []; // array of iframe YT objects for use elsewhere
// For each iframe you find, add its ID to the ifa array
var iframes = document.querySelectorAll("div.mosaic iframe");
iframes.forEach(function(iframe) {
ifa.push(iframe.id);
});
console.log('[LOG] iframe array:', ifa)
// Array(6) [ "if1", "if2", "if3", "if4", "if5", "if6" ]
// Once the YouTube API is ready, for each iframeId in your array,
// create a new YT player and give it the onReady event.
function onYouTubeIframeAPIReady() {
ifa.forEach(function(iframeId) {
var player = new YT.Player(iframeId, {
events: {
'onReady': onPlayerReady,
}
});
});
}
function onPlayerReady(event) {
var ifo = event.target;
ifos.push(ifo); // Push current iframe object to ifo array
ifos.forEach(function(j) {
j.setVolume(30);
j.playVideo();
j.unMute();
});
}
var player;
// WARNING this need to be commented out as it interferes with the other version.
function onYouTubeIframeAPIReady() {
player = new YT.Player('if1', {
events: {
'onReady': onPlayerReady,
'onStateChange': onPlayerStateChange,
'onError': catchError
}
});
}
var done = false;
function onPlayerStateChange(event) {
if (event.data == YT.PlayerState.PLAYING && !done) {
setTimeout(stopVideo, 6000); // wait 6 s. before stopping player
done = true;
}
}
function catchError(event) {
if (event.data == 2) console.log("[LOG] Error: The request contains an invalid parameter value.");
if (event.data == 5) console.log("[LOG] Error: content cannot be played in an HTML5 player.");
if (event.data == 100) console.log("[LOG] Error: Video doesn't exists (or has been removed)!");
if (event.data == 101) console.log("[LOG] Error: Not allowed to be played in an embedded player.");
if (event.data == 150) console.log("[LOG] Error: Not allowed to be played in an embedded player.");
// This should never happen!
console.log("Error:\n", event);
}
// This was a test, not working, trying to use:
// onload="p1=new YT.Player(this);">
function playAll() {
var ifs = [p1,p2,p3,p4,p5,p6];
for(var i=0; i<ifs.length; i++) {
console.log("Try to Play: ", toString(ifs[i]));
ifs[i].playVideo();
}
}
function play() {
//player.unMute();
player.playVideo();
//show_video_url();
}
function pause() { player.pauseVideo(); }
function stop() { player.stopVideo(); }
function stopVideo() { player.stopVideo(); }
function mute() { player.unMute(); }
function iframe1play() {
if (player.getPlayerState() == YT.PlayerState.PLAYING) {
player.pauseVideo();
document.getElementById("if1").style.opacity = "0.7";
} else {
player.playVideo();
document.getElementById("if1").style.opacity = "1";
}
}
</script>
</body>
<footer>FTSE</footer>
</html>
这是 CSS 文件main.css:
body {
background-color: #404040;
color: lightgrey;
margin: 0;
padding: 1em;
/*height: 100vh;*/
box-sizing: border-box;
}
.container {
max-width: 1100px;
/* width: 100%;*/
border: 1px solid black;
padding: 10px;
}
.mosaic {
display: grid;
/* Setup a 2x3 frame: */
/* fr is a fractional unit and 1fr is for 1 part of the available space */
grid-template-columns: 1fr 1fr;
grid-template-rows: 50% 50% 50%;
/*grid-template-rows: 1fr 1fr 1fr;*/
max-width: 1100px; /* 100% */
max-height: 100%; /* 100% */
/*aspect-ratio: 16/9;*/ /* 16/9 */
/* margin: auto; */ /* auto */
margin-bottom: 1em; /* 1em */
/*padding: 2em; */
gap: 5px; /* 1em */
}
iframe {
/* iframe width="560" height="315" */
display: block;
width: 100%;
height: 100%;
aspect-ratio: 16/9; /* */
/*min-width: 350px;*/ /* 350px */
/*min-height: 200px;*/ /* 200px */
background: gray; /* yellow */
border: 1px solid black; /* border: solid red */
margin: 0px; /* */
}
我如何使用 iframeid=标签使用一键启动所有 iframe 视频？
