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CMENU13.EXE
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RCMENU.H
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C/C++ Source or Header
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1992-04-22
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6KB
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225 lines
/************************************************************
* Program: RMENU Menu Interpreter
* Module: rcmenu.h -- Interpreter Module header file
* Written by: Leor Zolman, 7/91
************************************************************/
#include <curses.h>
#define min(x,y) ((x) < (y) ? (x) : (y))
/********************* Curses Configuration *****************/
#ifndef KEY_UP
# define OLD_CURSES 1 /* no KEY_UP definition: old Curses */
#else
# define OLD_CURSES 0 /* KEY_UP defined: new Curses */
#endif
#if OLD_CURSES /* under old Curses, emulate some */
# define INIT_FAIL ERR /* of new Curses' features */
# ifdef CTRL
# undef CTRL
# endif
# define CTRL(x) ((x) & 037)
# define KEY_UP CTRL('P')
# define KEY_DOWN CTRL('N')
# define KEY_LEFT CTRL('B')
# define KEY_RIGHT CTRL('F')
# define beep() write(1, "\007", 1);
# define keypad(a,b)
#else
# define INIT_FAIL NULL
#endif
#if XENIX
#define resetty reset_tty
#endif
#if DOS /* Color definitions for DOS: */
#define DOS_FCOLOR A_CYAN /* Normal DOS foreground color */
#define DOS_BCOLOR A_BLACK /* Normal DOS background color */
#define M_FCOLOR A_YELLOW /* Normal Menu foregnound color */
#define M_BCOLOR A_BLUE /* Normal Menu background color */
#define MREV_FCOLOR A_BLUE /* Reverse Menu foregnd color */
#define MREV_BCOLOR A_WHITE /* Reverse Menu backgnd color */
#endif
/*************** Default menu control options ***************/
#define ON_ERROR 50 /* prompt option */
#define SHELL_PROMPT FALSE /* Prompt for shell escape? */
#define DEF_PRECLEAR YES
#define DEF_POSTCLEAR NO
#define DEF_PROMPT ON_ERROR /* YES, NO or ON_ERROR */
#define DEF_ESCAPE YES
#define DEF_COLUMNS 1
#define DEF_SPACING 2
/************** Screen layout characteristics ***************/
#define MAX_IROWS 18 /* # of item rows MUST BE EVEN) */
#define HOME_Y 2 /* upper left y for 1st Item */
#define HOME_X 1 /* upper left x for 1st Item */
#define SCREEN_COLS 80 /* # of columns on the screen */
#define TITLE_ROW 0 /* row on screen for menu title */
#define HELP_ROW0 20 /* row that "HELP" sign goes on */
#define HELP_COL0 36 /* column that "HELP" sign goes */
#define HELP_ROW 21 /* row on screen for HELP text */
#define PROMPT_ROW 23 /* row for prompt text */
/** System/hardware-dependent Key codes and line numbers: ***/
#if DOS
# define LAST_ROW 24 /* last row of screen */
# define MAX_PATH_STACK 5 /* maximum nested submenus */
#else
# define LAST_ROW 23 /* last row of screen */
#endif
#define ERR_ROW (PROMPT_ROW - 1)
/************** Shell Escape Control Parameters *************/
#define SH_PROMPT_STR \
" Press Enter for sub-shell, ESC to abort\
('exit' returns from shell): "
#define MENU_OPTS \
" Space/arrows/item#=Choose ENTER=Run\
'e'=Previous 'x'=Exit "
#define MENU_SHELL " !=shell "
#define MENU_PROMPT " -> "
#ifndef DOS
# define SHELL_ESC "PS1=\"\n('exit' returns to\
Menu)\n$ \"; export PS1; exec sh -"
#endif
/********** Other Miscellaneous constants: *****************/
#define ESC 033 /* ESC key */
#define EXITALL 2 /* "super exit" code */
#define KEY_RUN '\r' /* raw-mode Enter key */
#define KEY_SHOW 'a' /* show action text for an item */
#define K_DIRECT (-2) /* values returned by get_cmd() */
#define K_EXIT (-3)
#define K_EXITALL (-4)
#define K_SHELL (-5)
#define K_UNKNOWN (-6)
#define K_VERSION (-7) /* report version number */
#define STANDOUT 1 /* video mode codes passed to */
#define NORMAL 2 /* the draw_item() function */
/********************* Global data **************************/
extern struct levels {
int n_menus; /* # currently active */
int max_menus; /* highest ever active */
struct menu2 {
int most_items; /* most Items allocated */
MENU Menu; /* the header structure */
ITEM *Items[MAX_ITEMS]; /* the actual items */
int field_len; /* length of item field */
struct coord { /* coords of each item */
int ypos, xpos;
int spaces_needed; /* # of spaces to fill */
} coords[MAX_ITEMS];
} *Menus[MAX_MENUS];
} LMenus[MAX_NEST];
typedef struct levels LEVELS;
typedef struct menu2 MENU2;
typedef struct coord COORDS;
extern int nestlev; /* current nesting level */
extern int echox, echoy; /* Location of item # echo area */
extern int debug; /* true to display sys commands */
extern char SysShell[80]; /* System Command Interpreter */
/********************* Prototypes: **************************/
#if __STDC__ || XENIX /* Standard C, supporting prototypes: */
void init_win(void);
void close_win(void);
void pre_shell(void);
void post_shell(void);
void tty_curses(void);
void tty_shell(void);
void push_path(void);
void pop_path(void);
int ld_menu(char *);
void placement(MENU *);
void free_menus(void);
int do_menu(char *, char *);
int sub_menu(int, char *);
void draw_menu(MENU2 *, int);
int get_cmd(int, int, int *);
int put_msg(int, char *, ...);
int do_item(MENU2 *, int, char *);
void draw_item(MENU2 *, int, int, int);
int fatal(char *, ...);
void do_cmnd(ITEM *, char *);
int do_emenu(ITEM *, char *);
int system0(char *);
char * make_path( char *, char *);
char * make_cmd( char *, char *);
void show_item(MENU2 *, int, char *);
void show_cmnd(ITEM *, char *);
void hlight_on(void);
void hlight_end(void);
#else /* K&R C, minimal "prototypes:" */
int init_win();
int close_win();
int pre_shell();
int post_shell();
int tty_curses();
int tty_shell();
int push_path();
int pop_path();
int ld_menu();
int placement();
int free_menus();
int do_menu();
int sub_menu();
int draw_menu();
int get_cmd();
int put_msg();
int do_item();
int draw_item();
int fatal();
int do_cmnd();
int do_emenu();
int system0();
char * make_path();
char * make_cmd();
int show_item();
int show_cmnd();
int hlight_on();
int hlight_end();
#endif