* Checks if the pressed key is an arrow key. * @param e - keyboard event * @private
(e: KeyboardEvent)
| 396 | * @private |
| 397 | */ |
| 398 | _isArrowKeyAction(e: KeyboardEvent): boolean { |
| 399 | return isDown(e) || isUp(e) || isDownAlt(e) || isUpAlt(e) || isF4(e); |
| 400 | } |
| 401 | |
| 402 | /** |
| 403 | * Checks if the pressed key is a default action key (Space or Enter). |