void ListBoxViewImpl::on_pointer_press(PointerEvent &e)
	{
		if (e.button() != PointerButton::left)
			return;

		last_selected_item = selected_item;

		int index = get_selection_index(e);
		listbox->set_selected_item(index);
	}
	void ListBoxViewImpl::on_pointer_release(PointerEvent &e)
	{
		if (e.phase() != EventUIPhase::bubbling || e.button() != PointerButton::left)
			return;

		int index = get_selection_index(e);

		// Only allow click when mouse released over component
		if (index == selected_item)
		{
			if (func_selection_changed)
				func_selection_changed();
		}
		else
		{
			listbox->set_selected_item(last_selected_item);
		}
	}