src/menu.h

   1 /*
   2    Copyright (C) Prikol Software 1996-1997
   3    Copyright (C) Aleksey Volynskov 1996-1997
   4
   5    This file is part of the Doom2D:Rembo project.
   6
   7    Doom2D:Rembo is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License version 2 as
   9    published by the Free Software Foundation.
  10
  11    Doom2D:Rembo is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, see <http://www.gnu.org/licenses/> or
  18    write to the Free Software Foundation, Inc.,
  19    51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  20 */
  21
  22 #ifndef MENU_H_INCLUDED
  23 #define MENU_H_INCLUDED
  24
  25 #include "glob.h"
  26
  27 /* menu types */
  28 #define GM_BIG 1
  29 #define GM_SMALL 2
  30
  31 /* variant types */
  32 #define GM_BUTTON 1
  33 #define GM_SCROLLER 2
  34 #define GM_TEXTFIELD 3
  35 #define GM_SMALL_BUTTON 4
  36 #define GM_TEXTFIELD_BUTTON 5
  37
  38 /* menu messages */
  39 #define GM_GETINT 1
  40 #define GM_SETINT 2
  41 #define GM_GETSTR 3
  42 #define GM_SETSTR 4
  43 #define GM_SELECT 5 // buttons
  44 #define GM_ENTER  6 // menu
  45 #define GM_LEAVE  7 // menu
  46 #define GM_BEGIN  8 // textfield
  47 #define GM_END    9 // textfield
  48 #define GM_CANCEL 10 // textfield
  49 #define GM_QUERY  11 // menu
  50 #define GM_GETTITLE 12 // menu
  51 #define GM_GETENTRY 13 // entry
  52 #define GM_GETCAPTION 14 // entry
  53 #define GM_UP 15
  54 #define GM_DOWN 16
  55
  56 typedef struct menu_str_msg_t {
  57   byte type;
  58   char *s;
  59   int maxlen;
  60 } menu_str_msg_t;
  61
  62 typedef struct menu_int_msg_t {
  63   byte type;
  64   int i, a, b, s;
  65 } menu_int_msg_t;
  66
  67 typedef union menu_msg_t {
  68   byte type;
  69   menu_str_msg_t string;
  70   menu_int_msg_t integer;
  71 } menu_msg_t;
  72
  73 typedef struct menu_t menu_t;
  74 struct menu_t {
  75   int (*handler)(menu_msg_t *msg, const menu_t *m, int i);
  76 };
  77
  78 typedef struct simple_menu_t {
  79   byte type;
  80   char *title;
  81   char *say;
  82   struct simple_entry_t {
  83     char *caption;
  84     const menu_t *submenu;
  85   } entries[];
  86 } simple_menu_t;
  87
  88 extern byte _warp;
  89
  90 #define GM_MAX_INPUT 24
  91 extern char ibuf[GM_MAX_INPUT];
  92 extern byte input;
  93 extern int icur;
  94 extern int imax;
  95
  96 extern short lastkey;
  97
  98 #define GM_INIT_STRING(msg, str) GM_init_str(msg, str, sizeof str);
  99 #define GM_CYCLE(i, m, n) ((i) < (m) ? (n) : (((i) > (n)) ? (m) : (i)))
 100 int GM_init_int0 (menu_msg_t *msg, int i, int a, int b, int s);
 101 int GM_init_int (menu_msg_t *msg, int i, int a, int b, int s);
 102 int GM_init_str (menu_msg_t *msg, char *str, int maxlen);
 103 int basic_menu_handler (menu_msg_t *msg, byte type, char *title, char *say, int n, int *cur);
 104 int simple_menu_handler (menu_msg_t *msg, int i, int n, const simple_menu_t *m, int *cur);
 105
 106 int GM_push (const menu_t *m);
 107 int GM_pop (void);
 108 int GM_popall (void);
 109 const menu_t *GM_get (void);
 110 int GM_send_this (const menu_t *m, menu_msg_t *msg);
 111 int GM_send (const menu_t *m, int i, menu_msg_t *msg);
 112
 113 void GM_key (int key, int down);
 114 void GM_input (int ch);
 115 void G_code (void);
 116 int GM_act (void);
 117 void GM_init (void);
 118
 119 #endif /* MENU_H_INCLUDED */