Method handleNavKeyPress

packages/main/src/ComboBox.ts:882–913

(e: KeyboardEvent)

	}

	handleNavKeyPress(e: KeyboardEvent) {
		const allItems = this._getItems();

		if (this.focused && (isHome(e) || isEnd(e)) && this.value) {
			return;
		}

		const isOpen = this.open;
		const currentItem = allItems.find(item => {
			return item.selected || item.focused;
		});

		const indexOfItem = currentItem ? allItems.indexOf(currentItem) : -1;
		e.preventDefault();

		if (this.focused && isOpen && (isUp(e) || isPageUp(e) || isPageDown(e))) {
			return;
		}

		this._isKeyNavigation = true;

		if (
			e.key === "ArrowDown"
			|| e.key === "ArrowUp"
			|| e.key === "PageUp"
			|| e.key === "PageDown"
			|| e.key === "Home"
			|| e.key === "End"
		) {
			this[`_handle${e.key}`](e, indexOfItem);
		}
	}

	_handleItemNavigation(e: KeyboardEvent, indexOfItem: number, isForward: boolean) {
		const allItems = this._getItems();