/*
 *	Aes menu library interface
 *
 *		menu_bar		Show/Hide menu bar
 *		menu_icheck 	Check/Uncheck a menu item
 *		menu_ienable	Enable/Disable a menu item
 *		menu_tnormal	Display a menu item in normal/rev video
 *		menu_text		Change the text of a menu item
 *		menu_register	Put desk accessory menu item in Desk menu
 *			menu_popup			Display a popup menu
 *			menu_attach 		Attach, change, remove or inq about a submenu
 *			menu_istart 		Set / inq about starting menu item of a submenu
 *			menu_settings		Set / inq submenu delay/scroll values
 *
 *		++jrb	bammi@cadence.com
 *		modified: mj -- ntomczak@vm.ucs.ualberta.ca
 */
#include "common.h"

#ifdef __DEF_ALL__

#define L_menu_bar
#define L_menu_ich
#define L_menu_ien
#define L_menu_tno
#define L_menu_tex
#define L_menu_reg
#define L_menu_pop
#define L_menu_att
#define L_menu_ist
#define L_menu_set

#endif /* __DEF_ALL__ */


#ifdef L_menu_bar

/* Show/hide a menu bar
 *	returns 0 on error	>0 no error
 */
int menu_bar(void *Tree, int ShowFlag)
{
	_int_in[0] = ShowFlag;
	_addrin[0] = Tree;

	return __aes__(AES_CONTROL_ENCODE(30, 1, 1, 1));
}
#endif /* L_menu_bar */


#ifdef L_menu_ich

/* Check/Uncheck a menu item
 *	returns 0 on error	>0 no error
 */
int menu_icheck(void *Tree, int Item, int CheckFlag)
{
	_addrin[0] = Tree;
	_int_in[0] = Item;
	_int_in[1] = CheckFlag;

	return __aes__(AES_CONTROL_ENCODE(31, 2, 1, 1));
}
#endif /* L_menu_ich */

#ifdef L_menu_ien

/* Enable/Disable a menu item
 *	returns 0 on error	>0 no error
 */
int menu_ienable(void *Tree, int Item, int EnableFlag)
{
	_addrin[0] = Tree;
	_int_in[0] = Item;
	_int_in[1] = EnableFlag;

	return __aes__(AES_CONTROL_ENCODE(32, 2, 1, 1));
}
#endif /* L_menu_ien */

#ifdef L_menu_tno

/* Show menu item in Norm/Rev video
 *	returns 0 on error	>0 no error
 */
int menu_tnormal(void *Tree, int Item, int NormalFlag)
{
	_addrin[0] = Tree;
	_int_in[0] = Item;
	_int_in[1] = NormalFlag;

	return __aes__(AES_CONTROL_ENCODE(33, 2, 1, 1));
}
#endif /* L_menu_tno */

#ifdef L_menu_tex

/* Change the text of a menu item
 *	returns 0 on error	>0 no error
 */
int menu_text(void *Tree, int Item, char *Text)
{
	_addrin[0] = Tree;
	_addrin[1] = Text;
	_int_in[0]	= Item;

	return __aes__(AES_CONTROL_ENCODE(34, 1, 1, 2));
}
#endif /* L_menu_tex */

#ifdef L_menu_reg

/* Register an accessory with the Desk Menu
 *	returns menuid	-1 == no more room in desk menu
 */
int menu_register(int ApId, char *MenuText)
{
	_int_in[0] = ApId;
	_addrin[0] = MenuText;

	return __aes__(AES_CONTROL_ENCODE(35, 1, 1, 1));
}
#endif /* L_menu_reg */

#include <gemfast.h> /* for MENU, OBJECT etc */

#ifdef L_menu_pop

/* Allows an application to display a popup menu anywhere on the screen.  The
 * popup menu may also have submenus.  If the number of menu items exceed the
 * menu scroll height, the menu may also be set to scroll.	menu_settings can
 * be used to set the height at which all menus will start to scroll.
 *
 * returns 0 on failure, and data in me_data is invalid
 * returns 1 on success, data in me_data is valid
 */
int menu_popup(MENU *me_menu, int me_xpos, int me_ypos, MENU *me_mdata)
{
	_int_in[0]	 =	me_xpos;
	_int_in[1]	 =	me_ypos;

	_addrin[0]	=  me_menu;
	_addrin[1]	=  me_mdata;

	return __aes__(AES_CONTROL_ENCODE(36, 2, 1, 2));
}
#endif /* L_menu_pop */

#ifdef L_menu_att

/* Allows an application to attach, change, remove or inquire about a submenu
 * associated with a menu item.
 *
 * returns:0 failure: the submenu was not attached for whatever reasons
 *		   1 success: the submenu was attached, changed or removed successfully
 */
int menu_attach(int me_flag, OBJECT *me_tree, int me_item, MENU *me_mdata)
{
	_int_in[0] = me_flag;
	_int_in[1] = me_item;

	_addrin[0] = me_tree;
	_addrin[1] = me_mdata;
	return __aes__(AES_CONTROL_ENCODE(37, 2, 1, 2));
}
#endif /*  L_menu_att */

#ifdef L_menu_ist

/* Allows an application to set or inquire the starting menu item of a submenu
 * that is associated with a menu item.  The submenu is shifted vertically so
 * that the starting menu item is aligned with the menu item that is associated
 * with this submenu.
 *
 * returns: 0 failure: the submenu is not associated with a menu item.	The
 *					   submenu must be attached via menu_attach before this
 *					   call can be made.
 *		   >0 success: the starting menu item is currently set to this value.
 */
int menu_istart(int me_flag, OBJECT *me_tree, int me_imenu, int me_item)
{
	_int_in[0] = me_flag;
	_int_in[1] = me_imenu;
	_int_in[2] = me_item;

	_addrin[0] =  me_tree;

	return __aes__(AES_CONTROL_ENCODE(38, 3, 1, 1));
}
#endif /* L_menu_ist */

#ifdef L_menu_set

/* Allows an application to set or inquire the submenu delay values and the
 * menu scroll height value.
 *
 * returns 1 always
 */
int menu_settings(int me_flag, MN_SET *me_values)
{
	_int_in[0] = me_flag;

	_addrin[0] = me_values;
	return __aes__(AES_CONTROL_ENCODE(39, 1, 1, 1));
}
#endif /* L_menu_set */

/* - eof - */