Method _handleKeyboardNavigation

packages/main/src/Select.ts:710–733

(e: KeyboardEvent)

	}

	_handleKeyboardNavigation(e: KeyboardEvent) {
		if (this.readonly) {
			return;
		}

		const typedCharacter = e.key.toLowerCase();

		this._typedChars += typedCharacter;

		// We check if we have more than one characters and they are all duplicate, we set the
		// text to be the last input character (typedCharacter). If not, we set the text to be
		// the whole input string.

		const text = (/^(.)\1+$/i).test(this._typedChars) ? typedCharacter : this._typedChars;

		clearTimeout(this._typingTimeoutID);

		this._typingTimeoutID = setTimeout(() => {
			this._typedChars = "";
			this._typingTimeoutID = -1;
		}, 1000);

		this._selectTypedItem(text);
	}

	_selectTypedItem(text: string) {
		const currentIndex = this._selectedIndex;