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This is more consistent with all the other image request code, and handles pseudo-elements properly without having to add more out-of-band calls to UpdateStyleOfOwnedChildFrame and such. Differential Revision: https://phabricator.services.mozilla.com/D20107
24 lines
889 B
HTML
24 lines
889 B
HTML
<!doctype html>
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<title>CSS Test: ::first-letter correctly applies background-image dynamically</title>
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<link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez">
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<link rel="author" href="https://mozilla.org" title="Mozilla">
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<link rel="help" href="https://drafts.csswg.org/css-pseudo-4/#first-letter-styling">
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<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1528451">
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<link rel="match" href="first-letter-background-image-ref.html">
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<style>
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div::first-letter {
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color: lime;
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}
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div.image::first-letter {
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/* Lime background */
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background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M/wHwAEBgIApD5fRAAAAABJRU5ErkJggg==');
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}
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</style>
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<div>
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A letter
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</div>
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<script>
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let div = document.querySelector("div");
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getComputedStyle(div).color;
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div.classList.add('image');
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</script>
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