Method UpdateOptionWidgetStatus

src/road_gui.cpp:460–508

* Update the remove button lowered state of the road toolbar * * @param clicked_widget The widget which the client clicked just now */

	 * @param clicked_widget The widget which the client clicked just now
	 */
	void UpdateOptionWidgetStatus(RoadToolbarWidgets clicked_widget)
	{
		/* The remove and the one way button state is driven
		 * by the other buttons so they don't act on themselves.
		 * Both are only valid if they are able to apply as options. */
		switch (clicked_widget) {
			case WID_ROT_REMOVE:
				if (RoadTypeIsRoad(this->roadtype)) {
					this->RaiseWidget(WID_ROT_ONE_WAY);
					this->SetWidgetDirty(WID_ROT_ONE_WAY);
				}

				break;

			case WID_ROT_ONE_WAY:
				this->RaiseWidget(WID_ROT_REMOVE);
				this->SetWidgetDirty(WID_ROT_REMOVE);
				break;

			case WID_ROT_BUS_STATION:
			case WID_ROT_TRUCK_STATION:
			case WID_ROT_BUILD_WAYPOINT:
				if (RoadTypeIsRoad(this->roadtype)) this->DisableWidget(WID_ROT_ONE_WAY);
				this->SetWidgetDisabledState(WID_ROT_REMOVE, !this->IsWidgetLowered(clicked_widget));
				break;

			case WID_ROT_ROAD_X:
			case WID_ROT_ROAD_Y:
			case WID_ROT_AUTOROAD:
				this->SetWidgetDisabledState(WID_ROT_REMOVE, !this->IsWidgetLowered(clicked_widget));
				if (RoadTypeIsRoad(this->roadtype)) {
					this->SetWidgetDisabledState(WID_ROT_ONE_WAY, !this->IsWidgetLowered(clicked_widget));
				}
				break;

			default:
				/* When any other buttons than road/station, raise and
				 * disable the removal button */
				this->SetWidgetDisabledState(WID_ROT_REMOVE, true);
				this->SetWidgetLoweredState(WID_ROT_REMOVE, false);

				if (RoadTypeIsRoad(this->roadtype)) {
					this->SetWidgetDisabledState(WID_ROT_ONE_WAY, true);
					this->SetWidgetLoweredState(WID_ROT_ONE_WAY, false);
				}

				break;
		}
	}

	void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
	{