Method _onkeydown

packages/main/src/MultiComboBox.ts:918–984

(e: KeyboardEvent)

	}

	_onkeydown(e: KeyboardEvent) {
		const isArrowDownCtrl: boolean = isDownCtrl(e);
		const isCtrl: boolean = e.metaKey || e.ctrlKey;

		if (isShow(e) && !this.disabled) {
			this._handleShow(e);
			return;
		}

		if (isDownShift(e) || isUpShift(e)) {
			e.preventDefault();
			return;
		}

		if (isUp(e) || isDown(e) || isUpCtrl(e) || isArrowDownCtrl) {
			this._handleArrowNavigation(e, isArrowDownCtrl);
			return;
		}

		// CTRL + Arrow Down navigation is performed by the ItemNavigation module of the List,
		// here we only implement the text selection of the selected item
		if (isArrowDownCtrl && !this.open) {
			setTimeout(() => this._inputDom.setSelectionRange(0, this._inputDom.value.length), 0);
		}

		if (isLeftCtrl(e) || isRightCtrl(e)) {
			this._handleArrowCtrl(e);
			return;
		}

		if (isInsertShift(e)) {
			this._handleInsertPaste(e);
			return;
		}

		if (isCtrl && e.key.toLowerCase() === "i" && this._tokenizer.tokens.length > 0) {
			e.preventDefault();
			this._toggleTokenizerPopover();
		}

		if (isSpaceShift(e)) {
			e.preventDefault();
		}

		if (isCtrlAltF8(e)) {
			return this._handleCtrlALtF8();
		}

		if (
			e.key === "ArrowLeft"
			|| e.key === "ArrowRight"
			|| e.key === "Show"
			|| e.key === "PageUp"
			|| e.key === "PageDown"
			|| e.key === "Backspace"
			|| e.key === "Escape"
			|| e.key === "Home"
			|| e.key === "End"