src/vs/workbench/browser/parts/editor/noTabsTitleControl.ts/NoTabsTitleControl/onTitleTap
class NoTabsTitleControl:	private onTitleTap(e: GestureEvent): void {

		// We only want to open the quick access picker when
		// the tap occurred over the editor label, so we need
		// to check on the target
		// (https://github.com/microsoft/vscode/issues/107543)
		const target = e.initialTarget;
		if (!(target instanceof HTMLElement) || !this.editorLabel || !isAncestor(target, this.editorLabel.element)) {
			return;
		}

		// TODO@rebornix gesture tap should open the quick access
		// editorGroupView will focus on the editor again when there are mouse/pointer/touch down events
		// we need to wait a bit as `GesureEvent.Tap` is generated from `touchstart` and then `touchend` evnets, which are not an atom event.
		setTimeout(() => this.quickInputService.quickAccess.show(), 50);
	}