Function ToggleRailButton_Remove

src/rail_gui.cpp:320–327

* Toggles state of the Remove button of Build rail toolbar * @param w window the button belongs to */

 * @param w window the button belongs to
 */
static void ToggleRailButton_Remove(Window *w)
{
	CloseWindowById(WC_SELECT_STATION, 0);
	w->ToggleWidgetLoweredState(WID_RAT_REMOVE);
	w->SetWidgetDirty(WID_RAT_REMOVE);
	_remove_button_clicked = w->IsWidgetLowered(WID_RAT_REMOVE);
	SetSelectionRed(_remove_button_clicked);
}

/**
 * Updates the Remove button because of Ctrl state change