2004800 - Keyboard event shift + 6 sends incorrect keyCode (0, should be 54)

Status: UNCONFIRMED

(Core :: Widget: Gtk, defect)

Description

[pedropaulosuzuki1]

User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:145.0) Gecko/20100101 Firefox/145.0

Steps to reproduce:

'pt-BR' ABNT2 keyboard, GNU/Linux, Firefox 145.0.1, X11.

Try to capture a 'keydown', 'keyup' or 'keypress' event and capture Shift + 6 in any way.

Test:

1. Open new tab
2. document.open();document.close();document.addEventListener('keydown', event => console.log(event));
3. Press Shift + 6

Actual results:

{
key: "Dead",
keyCode: 0,
which: 0
}

Expected results:

{
key: "¨",
keyCode: 54,
which: 54
}

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

The Bugbug bot thinks this bug should belong to the 'Core::Widget: Gtk' component, and is moving the bug to that component. Please correct in case you think the bot is wrong.

Comment 2

[pedropaulosuzuki1]

Chromium returns this:

{ key: "Dead", keyCode: 54, which: 54 }

Comment 3

[Martin Stránský [:stransky] (ni? me)]

Please run on terminal with MOZ_LOG=KeyboardHandler:4,sync env variable and investigate the log - it should show how the key is processed.

Comment 4

[pedropaulosuzuki1]

Attachment: log.txt

Comment 5

[pedropaulosuzuki1]

Maybe related to https://bugzilla.mozilla.org/show_bug.cgi?id=1968360?