* This file is part of OpenTTD.

 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.

 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.

 */

/** @file vehicle_gui_base.h Functions/classes shared between the different vehicle list GUIs. */

#ifndef VEHICLE_GUI_BASE_H

#define VEHICLE_GUI_BASE_H

#include "sortlist_type.h"

#include "window_gui.h"

#include "widgets/dropdown_type.h"

typedef GUIList<const Vehicle*> GUIVehicleList;

struct BaseVehicleListWindow : public Window {

	GUIVehicleList vehicles;  ///< The list of vehicles

	Listing *sorting;         ///< Pointer to the vehicle type related sorting.

	VehicleType vehicle_type; ///< The vehicle type that is sorted

	byte unitnumber_digits;   ///< The number of digits of the highest unit number

	Scrollbar *vscroll;

	static const StringID vehicle_depot_name[];

	static const StringID vehicle_sorter_names[];

	static GUIVehicleList::SortFunction * const vehicle_sorter_funcs[];

	BaseVehicleListWindow() : Window()

	{

		this->vehicles.SetSortFuncs(this->vehicle_sorter_funcs);

	}

	void DrawVehicleListItems(VehicleID selected_vehicle, int line_height, const Rect &r) const;

	void SortVehicleList();

	Dimension GetActionDropdownSize(bool show_autoreplace, bool show_group);

	DropDownList *BuildActionDropdownList(bool show_autoreplace, bool show_group);

};

uint GetVehicleListHeight(VehicleType type, uint divisor = 1);

struct Sorting {

	Listing aircraft;

	Listing roadveh;

	Listing ship;

	Listing train;

};