/*********************************************************************
 *                
 * Copyright (C) 2003, 2007,  Karlsruhe University
 *                
 * File path:     l4test/menu.h
 * Description:   Menu definitions
 *                
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *                
 * $Id: menu.h,v 1.3 2003/09/24 19:05:54 skoglund Exp $
 *                
 ********************************************************************/

struct menuitem
{
	void (*func)(void);  /* function to call on select (NULL == return) */
	const char *prompt;  /* user prompt */
};

struct menu
{
	const char *title;      /* menu title */
	int clear;              /* always clear when drawing this */
	int nitems;             /* number of items */
	struct menuitem* items; /* ptr to an array of items */
};

/* handy for static guys */
#define NUM_ITEMS(x) (sizeof(x)/sizeof(struct menuitem))

/* interface functions */
void menu_input( struct menu *menu );