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<!DOCTYPE html>
<html>
<!-- Submitted from TestTWF Paris -->
<head>
<title>CSS Values and Units Test: vh-based dimension doesn't change when the element other dimension doesn't change.</title>
<style type="text/css">
* { margin: 0; padding: 0; font-family: Arial, Helvetica, sans-serif; font-size: 13px; }
/* the first test box has its vertical dimension is set to some vh units */
#testBoxWithVhOnly { background: #F00; width: 60px; height: 20vh; float: left; }
/* the second test box, with fixed height */
#testBoxNotGrownHorizontallyByJS { background: #F0F; width: 20vh; height: 60px; float: left; }
/* third box, changed by using CSS transition */
#testBoxWithTransition { background: #FF0; width: 20vh; height: 40px; float: left;
transition-property: width, height;
transition-duration: 0.3s;
transition-delay: 0;
}
/* the reference box, growing in both directions (height by js, width by vh unit */
#referenceBoxGrownHorizontallyByJS { background: #0F0; width: 20vh; height: 40px; float: left; }
p { clear: both; margin: 10px 0; }
</style>
</head>
<body>
<p>
All boxes should end up the same size. The green box is the reference one.
</p>
<div id="testBoxWithVhOnly"></div>
<div id="testBoxNotGrownHorizontallyByJS"></div>
<div id="testBoxWithTransition"></div>
<div id="referenceBoxGrownHorizontallyByJS"></div>
<script type="text/javascript">
'use strict';
// In case this file was opened by mistake, redirects to proper test
if (window.top.location.href === document.location.href) {
window.top.location.href = "vh_not_refreshing_on_chrome.html";
}
function setDimension(id, dimension, value) {
var element = document.getElementById(id);
element.style[dimension] = value + "px";
}
function animate() {
var viewportHeight = document.documentElement.clientHeight;
var sizeH = 20;
var referenceDimension = Math.round(sizeH * viewportHeight / 100);
setDimension('referenceBoxGrownHorizontallyByJS', 'height', referenceDimension);
if (referenceDimension < 60) {
setTimeout(animate, 20);
} else {
parent.postMessage('referenceBoxGrownHorizontallyByJS', '*');
}
}
setTimeout(animate, 20);
addEventListener('transitionend', event => {
if (event.propertyName == 'width') {
// Stop any further transitons.
testBoxWithTransition.style.transitionProperty = 'none';
parent.postMessage('testBoxWithTransition', '*');
}
}, false);
var transitionedTestBoxStyle = document.getElementById('testBoxWithTransition').style;
transitionedTestBoxStyle.height = "60px";
</script>
</body>
</html>
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