This commit is contained in:
Serge Bazanski 2025-05-26 20:48:14 +02:00 committed by GitHub
commit 4b2bb95ba9
No known key found for this signature in database
GPG key ID: B5690EEEBB952194

View file

@ -2526,7 +2526,15 @@ function Ace2Inner(editorInfo, cssManagers) {
const handleKeyEvent = (evt) => {
if (!isEditable) return;
const {type, charCode, keyCode, which, altKey, shiftKey} = evt;
const {type, charCode, keyCode, which, shiftKey} = evt;
// If DOM3 support exists, ensure that the left ALT key was pressed. This
// allows keyboard layouts with special meaning for right-alt-char to
// continue working on Firefox / macOS.
let altKey = evt.altKey;
if (evt.originalEvent.location !== undefined) {
altKey = altKey && evt.originalEvent.location === evt.originalEvent.DOM_KEY_LOCATION_LEFT;
}
// Don't take action based on modifier keys going up and down.
// Modifier keys do not generate "keypress" events.