/**

 * $Id$

 *

 * GD-Rom list manager - maintains the list of recently accessed images and

 * available devices for the UI + config. 

 *

 * Copyright (c) 2005 Nathan Keynes.

 *

 * This program 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; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program 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.

 */

#ifndef lxdream_gdlist_H

#define lxdream_gdlist_H 1

#include <stdio.h>

#include "hook.h"

#ifdef __cplusplus

extern "C" {

#endif

typedef gboolean (*gdrom_list_change_hook_t)(gboolean list_changed, int selection, void *user_data);

DECLARE_HOOK(gdrom_list_change_hook, gdrom_list_change_hook_t);

/**

 * Initialize the gdrom list (registers with the gdrom driver, creates the 

 * initial lists, etc). Must be called exactly once before using the lists.

 */

void gdrom_list_init(void);

/**

 * Return the index of the currently selected GD-Rom item. If there is no disc

 * currently mounted, returns 0. 

 */ 

int gdrom_list_get_selection(void);

/**

 * Return the number of items in the list, including separators.

 */

int gdrom_list_size(void);

/**

 * Return the display name of the item at the specified index. If the

 * item is a separator, returns the empty string. If the index is out

 * of bounds, returns NULL. 

 * The list will currently follow the following structure:

 *   "Empty" (localised)

 *   Any CD/DVD drives attached to the system

 *   "" (empty string) - separator item

 *   An LRU list of disc image files (note without directory components).

 */

const gchar *gdrom_list_get_display_name(int index);

const gchar *gdrom_list_get_filename(int index);

/**

 * Change the current gdrom selection to the selected index. This will mount the

 * appropriate drive/image where necessary.

 * @param err Updated if there was an error loading the selected gdrom

 * @return TRUE if the selection was updated, FALSE if the position was invalid. 

 */

gboolean gdrom_list_set_selection(int posn, ERROR *err);

#ifdef __cplusplus

}

#endif

#endif /* lxdream_gdlist_H */