зеркало из https://github.com/mozilla/gecko-dev.git
68 строки
1.2 KiB
HTML
68 строки
1.2 KiB
HTML
<!DOCTYPE html>
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<html lang="en" class="reftest-wait"
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reftest-displayport-x="0"
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reftest-displayport-y="0"
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reftest-displayport-w="800"
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reftest-displayport-h="1000">
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<meta charset="utf-8">
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<title>Scrolling shouldn't invalidate the fixed layer</title>
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<style>
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.content {
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box-sizing: border-box;
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width: 200px;
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height: 200px;
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border: 1px solid black;
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}
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.fixed {
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position: fixed;
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top: 20px;
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left: 20px;
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}
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.reftest-no-paint {
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border-color: lime;
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}
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.distanceFromTop {
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margin-top: 240px;
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}
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body {
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margin: 0;
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padding: 20px;
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height: 3000px;
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}
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</style>
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<div class="distanceFromTop content">
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<!--
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This is just a non-uniform item that will be scrolled so that it's between
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the page background and the fixed layer.
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-->
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</div>
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<div class="fixed reftest-no-paint content">
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<!--
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This fixed layer gets its own PaintedLayer above the page.
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It shouldn't attempt to pull up an opaque background color from the page,
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because the page can move under it.
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-->
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</div>
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<script>
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function doTest() {
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document.documentElement.scrollTop = 100;
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document.documentElement.removeAttribute("class");
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}
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document.documentElement.scrollTop = 0;
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document.addEventListener("MozReftestInvalidate", doTest);
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</script>
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