Свойство keyLocation
int keyLocationДоступ к части клавиатуры, с которой была нажата клавиша (одна из KeyLocation.STANDARD, KeyLocation.RIGHT, KeyLocation.LEFT, KeyLocation.NUMPAD, KeyLocation.MOBILE, KeyLocation.JOYSTICK).
Исходный код
int get keyLocation => _parent.keyLocation;
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-html/KeyEvent/keyLocation.html