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/* menus.h -- Eterm popup menu module header file
*
* This file is original work by Michael Jennings <mej@eterm.org> and
* Tuomo Venalainen <vendu@cc.hut.fi>. This file, and any other file
* bearing this same message or a similar one, is distributed under
* the GNU Public License (GPL) as outlined in the COPYING file.
*
* Copyright (C) 1997-1999, Michael Jennings and Tuomo Venalainen
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _MENUS_H
# define _MENUS_H
# include <X11/Xfuncproto.h>
# include <Imlib.h>
# include "events.h"
# include "pixmap.h"
/************ Macros and Definitions ************/
#define MENUITEM_SEP (1UL << 0)
#define MENUITEM_SUBMENU (1UL << 1)
#define MENUITEM_STRING (1UL << 2)
#define MENUITEM_ECHO (1UL << 3)
#define MENU_STATE_IS_MAPPED (1UL << 0)
#define MENU_STATE_IS_CURRENT (1UL << 1)
#define MENU_STATE_IS_DRAGGING (1UL << 2)
#define MENU_STATE_IS_SUBMENU (1UL << 3)
#define MENU_STATE_IS_FOCUSED (1UL << 4)
/* Constants */
#define MENU_HGAP 4
#define MENU_VGAP 4
#define MENU_CLICK_TIME 20
#define NO_CURRENT_ITEM ((unsigned short) -1)
#define menu_is_pixmapped() ((images[image_menu].current->iml->im) && (images[image_menu].mode & MODE_MASK))
#define menu_submenu_is_pixmapped() ((images[image_submenu].current->iml->im) && (images[image_submenu].mode & MODE_MASK))
#define menuitem_get_current(m) (((m)->curitem != NO_CURRENT_ITEM) ? ((m)->items[(m)->curitem]) : (NULL))
#define menuitem_set_current(m, i) ((m)->curitem = (i))
#define menuitem_clear_current(m) ((m)->curitem = NO_CURRENT_ITEM)
/************ Structures ************/
typedef struct menu_t_struct menu_t;
typedef struct {
image_t *icon;
unsigned char type, state;
union {
menu_t *submenu;
char *string;
} action;
char *text, *rtext;
unsigned short len, rlen;
unsigned short x, y, w, h;
} menuitem_t;
struct menu_t_struct {
char *title;
Window win, swin;
unsigned short x, y, w, h;
GC gc;
unsigned char state;
XFontStruct *font;
#ifdef MULTI_CHARSET
XFontSet fontset;
#endif
unsigned short fwidth, fheight;
unsigned short numitems, curitem;
menuitem_t **items;
};
typedef struct {
unsigned char nummenus;
menu_t **menus;
} menulist_t;
/************ Variables ************/
extern menulist_t *menu_list;
/************ Function Prototypes ************/
_XFUNCPROTOBEGIN
extern void menu_init(void);
extern void menu_event_init_dispatcher(void);
extern unsigned char menu_handle_enter_notify(event_t *);
extern unsigned char menu_handle_leave_notify(event_t *);
extern unsigned char menu_handle_focus_in(event_t *);
extern unsigned char menu_handle_focus_out(event_t *);
extern unsigned char menu_handle_expose(event_t *);
extern unsigned char menu_handle_button_press(event_t *);
extern unsigned char menu_handle_button_release(event_t *);
extern unsigned char menu_handle_motion_notify(event_t *);
extern unsigned char menu_dispatch_event(event_t *);
extern menulist_t *menulist_add_menu(menulist_t *, menu_t *);
extern menu_t *menu_create(char *);
extern unsigned char menu_set_font(menu_t *, const char *);
extern unsigned char menu_add_item(menu_t *, menuitem_t *);
extern unsigned char menu_is_child(menu_t *, menu_t *);
extern menu_t *find_menu_by_title(menulist_t *, char *);
extern menu_t *find_menu_by_window(menulist_t *, Window);
extern menuitem_t *find_item_by_coords(menu_t *, int, int);
extern unsigned short find_item_in_menu(menu_t *, menuitem_t *);
extern void menuitem_change_current(menuitem_t *);
extern menuitem_t *menuitem_create(char *);
extern unsigned char menuitem_set_icon(menuitem_t *, image_t *);
extern unsigned char menuitem_set_action(menuitem_t *, unsigned char, char *);
extern unsigned char menuitem_set_rtext(menuitem_t *, char *);
extern void menu_reset(menu_t *);
extern void menu_reset_all(menulist_t *);
extern void menu_reset_tree(menu_t *);
extern void menu_reset_submenus(menu_t *);
extern void menuitem_select(menu_t *);
extern void menuitem_deselect(menu_t *);
extern void menu_display_submenu(menu_t *, menuitem_t *);
extern void menu_draw(menu_t *);
extern void menu_display(int, int, menu_t *);
extern void menu_action(menuitem_t *);
extern void menu_invoke(int, int, Window, menu_t *, Time);
extern void menu_invoke_by_title(int, int, Window, char *, Time);
_XFUNCPROTOEND
#endif /* _MENUS_H */
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