зеркало из https://github.com/mozilla/gecko-dev.git
44 строки
1.2 KiB
HTML
44 строки
1.2 KiB
HTML
<!doctype html>
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<html class="reftest-wait reftest-no-flush">
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<head>
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<meta charset=utf-8>
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<title>Check for animation restyling on an element's initial restyling after leaving a display:none subtree</title>
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<style>
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#target {
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width: 0px;
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height: 100px;
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background: green;
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display: none;
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}
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</style>
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</head>
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<body>
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<div id="target"></div>
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<script>
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// Wait for a steady state before beginning so that style flushes from the
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// initial restyling don't interfere with the results.
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document.addEventListener('MozReftestInvalidate', () => {
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requestAnimationFrame(() => {
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// Get target element -- computed style should be display: none by now.
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const target = document.getElementById('target');
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// Update specified style but don't flush
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target.style.display = 'block';
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// Trigger an animation on the element.
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//
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// animate() won't flush styles so we are testing that it still correctly
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// marks the element as needing an animation restyle even when it doesn't have
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// style data.
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target.animate(
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{ width: ['0px', '100px'] },
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{ duration: 100 * 1000, easing: 'step-start' }
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);
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document.documentElement.classList.remove('reftest-wait');
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});
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});
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</script>
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</body>
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</html>
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