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content / test / data / page_with_object_fallback.html [blame]
<!doctype html>
<html>
<head>
<title>Test page for <object> element rendering fallback</title>
</head>
<body>
<object data="about:blank" type="text/html">
<p id="fallback-content">Fallback Content</p>
</object>
<p>Some text so the document is ready for input.</p>
<script>
var fallback = document.getElementById("fallback-content");
var object = document.querySelector("object");
function setUrl(url) {
return new Promise(resolve => {
object.addEventListener("load", () => {
resolve("OBJECT_LOAD");
}, {once: true});
object.data = url;
});
}
function fallbackVisible() {
let rect = fallback.getBoundingClientRect();
let hasLayout = (rect.width * rect.height) > 0;
return hasLayout;
}
async function notifyWhenFallbackShown() {
while (!fallbackVisible()) {
await new Promise(resolve => window.setTimeout(resolve, 10));
}
return true;
}
</script>
</body>
</html>