12 lines
621 B
HTML
12 lines
621 B
HTML
<!doctype html>
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<style>
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input { height: 4em; font-family: system-ui }
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</style>
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<input value="Autofill">
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<script>
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let input = SpecialPowers.wrap(document.querySelector("input"));
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SpecialPowers.Cc["@mozilla.org/satchel/form-fill-controller;1"].getService(SpecialPowers.Ci.nsIFormFillController).markAsAutoCompletableField(input);
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input.getBoundingClientRect(); // previewValue setter depends on the reframe posted by markAsAutoCompletableField() having being processed...
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input.previewValue = "Autofill";
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SpecialPowers.wrap(window).windowUtils.addManuallyManagedState(input, "-moz-autofill-preview");
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</script>
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