Method _navigateToPrevItem

packages/main/src/MultiComboBox.ts:1411–1446

()

	}

	_navigateToPrevItem() {
		const items = this._getItems();
		let previousItemIdx = this.currentItemIdx;

		if ((!this.value && previousItemIdx !== -1) || (previousItemIdx !== -1 && this.value && this.value !== items[previousItemIdx].text)) {
			previousItemIdx = -1;
		}

		if (previousItemIdx === -1) {
			this.currentItemIdx = items.length;
		}

		if (previousItemIdx === 0) {
			this.currentItemIdx = 0;
			return;
		}

		let currentItem = this._getItems()[--this.currentItemIdx];

		while ((currentItem && this.currentItemIdx > 0) && (currentItem.selected || currentItem.isGroupItem)) {
			currentItem = this._getItems()[--this.currentItemIdx];
		}

		if (!currentItem) {
			return;
		}

		if (currentItem.selected || currentItem.isGroupItem) {
			this.currentItemIdx = previousItemIdx;
			return;
		}

		this.value = currentItem.text!;
		this._innerInput.value = currentItem.text!;
		this._innerInput.setSelectionRange(0, currentItem.text!.length);
	}

	_handleEnter() {
		const lowerCaseValue = this.value.toLowerCase();