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/*
$Id: gtkint.c,v 1.6.2.1 2004/11/03 09:32:01 j_ali Exp $
*/
/*
GTK+ NetHack Copyright (c) Issei Numata 1999-2000
Copyright (c) Slash'EM Development Team 2001-2003
GTK+ NetHack may be freely redistributed. See license for details.
*/
/*
* This module contains everything that is only needed for the internal
* interface (ie., when linking the GTK interface with the game executable).
*/
#include <sys/types.h>
#include <signal.h>
#include "winGTK.h"
#include "nhxdr.h"
#include "proxycom.h"
#include "prxyclnt.h"
#include "wintype.h"
#include "func_tab.h"
#include "dlb.h"
#ifdef SHORT_FILENAMES
#include "patchlev.h"
#else
#include "patchlevel.h"
#endif
static void
hook()
{
}
#ifdef GTK_PROXY
static void FDECL(GTK_proxy_init_nhwindows, (int *, char **));
static void NDECL(GTK_proxy_askname);
static int NDECL(GTK_proxy_nhgetch);
static void FDECL(GTK_proxy_raw_print, (const char *));
static void FDECL(GTK_proxy_raw_print_bold, (const char *));
/* Only the GTK_proxy_... functions are expected to be called.
* Calling any other of these before GTK_proxy_init_nhwindows()
* returns is likely to result in undefined behaviour.
*/
struct window_procs GTK_procs = {
"gtk",
0,
0L,
GTK_proxy_init_nhwindows,
hook, /* player_selection */
GTK_proxy_askname,
GTK_get_nh_event,
GTK_exit_nhwindows,
hook, /* suspend_nhwindows */
hook, /* resume_nhwindows */
GTK_create_nhwindow,
hook, /* clear_nhwindow */
GTK_display_nhwindow,
GTK_destroy_nhwindow,
GTK_curs,
GTK_putstr,
#ifdef FILE_AREAS
(void (*)(const char *, const char *, BOOLEAN_P))hook, /* display_file */
#else
(void (*)(const char *, BOOLEAN_P))hook, /* display_file */
#endif
GTK_start_menu,
(void (*)(winid, int, const anything *, CHAR_P, CHAR_P, int, const char *,
BOOLEAN_P))hook, /* add_menu */
GTK_end_menu,
(int (*)())hook, /* select_menu */
genl_message_menu,
GTK_update_inventory,
GTK_mark_synch,
GTK_wait_synch,
#ifdef CLIPPING
GTK_cliparound,
#endif
#ifdef POSITIONBAR
hook, /* update_positionbar */
#endif
(void (*)(winid, XCHAR_P, XCHAR_P, int))hook, /* print_glyph */
GTK_proxy_raw_print,
GTK_proxy_raw_print_bold,
GTK_proxy_nhgetch,
GTK_nh_poskey,
hook, /* nhbell */
GTK_doprev_message,
(char (*)(const char *, const char *, CHAR_P))hook, /* yn_function */
hook, /* getlin */
GTK_get_ext_cmd,
GTK_number_pad,
GTK_delay_output,
#ifdef CHANGE_COLOR
hook, /* change_color */
#ifdef MAC
hook, /* change_background */
hook, /* set_font_name */
#endif
hook, /* get_color_string */
#endif
hook, /* start_screen,*/
hook, /* end_screen,*/
genl_outrip,
hook, /* preference_update,*/
};
static void
GTK_proxy_askname(void)
{
strcpy(plname, "games");
}
static int
GTK_proxy_nhgetch(void)
{
int c;
do {
c = getchar();
} while(c == '\r');
return c;
}
static void
GTK_proxy_raw_print(const char *str)
{
fputs(str, stderr); fputc('\n', stderr); (void) fflush(stderr);
}
static void
GTK_proxy_raw_print_bold(const char *str)
{
fputs(str, stderr); fputc('\n', stderr); (void) fflush(stderr);
}
#ifndef WIN32
static int
GTK_client_read(void *handle, void *buf, unsigned int len)
{
int nb;
nb = read((int)handle, buf, len);
return nb >= 0 ? nb : -1;
}
static int
GTK_client_write(void *handle, void *buf, unsigned int len)
{
int nb;
nb = write((int)handle, buf, len);
return nb >= 0 ? nb : -1;
}
#endif
static void
GTK_proxy_init_nhwindows(int *argcp, char **argv)
{
int retval;
#ifdef WIN32
/* Win32 has no concept of fork, so we simply execute ourselves */
char *s;
iflags.window_inited = 1;
proxy_svc_set_ext_procs(win_GTK_init, >K_ext_procs);
s = g_find_program_in_path(argv[0]);
retval = proxy_connect("file", s ? s : argv[0], argcp, argv);
if (!retval)
proxy_start_client_services();
exit(1);
#else
int to_game[2],from_game[2];
#ifdef UNIX
uid_t uid;
gid_t gid;
#endif
if (pipe(to_game) || pipe(from_game))
panic("%s: Can't create NhExt stream", argv[0]);
iflags.window_inited = 1;
if (fork()) {
dup2(to_game[0],0);
dup2(from_game[1],1);
close(to_game[1]);
close(from_game[0]);
choose_windows("proxy");
if (strncmp(windowprocs.name, "proxy/", 6))
terminate(EXIT_SUCCESS);
init_nhwindows(argcp, argv);
} else {
close(to_game[0]);
close(from_game[1]);
#ifdef UNIX
/*
* Drop all privileges. For non-Linux systems we just assume that
* seteuid()/setuid() suffices. Add more cases as needed.
*/
gid = getgid();
uid = getuid();
#ifdef LINUX
setresgid(gid, gid, gid);
setresuid(uid, uid, uid);
#else
setegid(gid);
setgid(gid);
seteuid(uid);
setuid(uid);
#endif
#endif
proxy_svc_set_ext_procs(win_GTK_init, >K_ext_procs);
retval = proxy_init_client_services(GTK_client_read,
(void *)from_game[0], GTK_client_write, (void *)to_game[1]);
if (!retval)
proxy_start_client_services();
exit(1);
}
#endif /* WIN32 */
}
#else /* GTK_PROXY */
static void FDECL(GTK_int_init_nhwindows, (int *, char **));
static void NDECL(GTK_int_player_selection);
static void NDECL(GTK_int_askname);
static void FDECL(GTK_int_clear_nhwindow, (winid));
#ifdef FILE_AREAS
static void FDECL(GTK_int_display_file, (const char *, const char *,
BOOLEAN_P));
#else
static void FDECL(GTK_int_display_file, (const char *, BOOLEAN_P));
#endif
static void FDECL(GTK_int_add_menu, (winid, int, const ANY_P *,
CHAR_P, CHAR_P, int, const char *, BOOLEAN_P));
static int FDECL(GTK_int_select_menu, (winid, int, MENU_ITEM_P **));
static void FDECL(GTK_int_print_glyph, (winid, XCHAR_P, XCHAR_P, int));
static char FDECL(GTK_int_yn_function, (const char *, const char *, CHAR_P));
static void FDECL(GTK_int_outrip, (winid, int));
static void FDECL(GTK_int_getlin, (const char *, char *));
static void FDECL(GTK_int_preference_update, (const char *));
struct window_procs GTK_procs = {
"gtk",
/* If you want to change these you probably also want to change the
* equivalent values in GTK_capv[].
*/
WC_COLOR | WC_HILITE_PET |
#if 0
WC_ASCII_MAP | WC_TILED_MAP | WC_SPLASH_SCREEN | WC_POPUP_DIALOG |
WC_EIGHT_BIT_IN |
#endif
WC_PERM_INVENT,
0L,
GTK_int_init_nhwindows,
GTK_int_player_selection,
GTK_int_askname,
GTK_get_nh_event,
GTK_exit_nhwindows,
hook, /* suspend_nhwindows */
hook, /* resume_nhwindows */
GTK_create_nhwindow,
GTK_int_clear_nhwindow,
GTK_display_nhwindow,
GTK_destroy_nhwindow,
GTK_curs,
GTK_putstr,
GTK_int_display_file,
GTK_start_menu,
GTK_int_add_menu,
GTK_end_menu,
GTK_int_select_menu,
genl_message_menu,
GTK_update_inventory,
GTK_mark_synch,
GTK_wait_synch,
#ifdef CLIPPING
GTK_cliparound,
#endif
#ifdef POSITIONBAR
hook, /* update_positionbar */
#endif
GTK_int_print_glyph,
GTK_raw_print,
GTK_raw_print_bold,
GTK_nhgetch,
GTK_nh_poskey,
hook, /* nhbell */
GTK_doprev_message,
GTK_int_yn_function,
GTK_int_getlin,
GTK_get_ext_cmd,
GTK_number_pad,
GTK_delay_output,
#ifdef CHANGE_COLOR
hook, /* change_color */
#ifdef MAC
hook, /* change_background */
hook, /* set_font_name */
#endif
hook, /* get_color_string */
#endif
hook, /* start_screen,*/
hook, /* end_screen,*/
#ifdef GRAPHIC_TOMBSTONE
GTK_int_outrip,
#else
genl_outrip,
#endif
GTK_int_preference_update,
};
static void
GTK_int_init_nhwindows(int *argcp, char **argv)
{
char **capv;
if (GTK_ext_init_nhwindows(argcp, argv, &capv))
iflags.window_inited = 1;
}
static void
GTK_int_player_selection(void)
{
/*
* The GTK interface does not provide a quit option within
* player selection.
*/
(void)GTK_ext_player_selection(&flags.initrole, &flags.initrace,
&flags.initgend, &flags.initalign);
}
static void
GTK_int_askname() {
char *name;
name = GTK_ext_askname();
strcpy(plname, name);
free(name);
}
static void
GTK_int_clear_nhwindow(window)
winid window;
{
GTK_ext_clear_nhwindow(window, ROWNO, COLNO, 1);
}
#ifdef FILE_AREAS
static void
GTK_int_display_file(farea, fname, complain)
const char *farea, *fname;
BOOLEAN_P complain;
#else
static void
GTK_int_display_file(fname, complain)
const char *fname;
BOOLEAN_P complain;
#endif
{
int fh;
#ifdef FILE_AREAS
fh = dlbh_fopen(farea, fname, "r");
#else
fh = dlbh_fopen(fname, "r");
#endif
if (fh < 0) {
if (complain) pline("Can't open %s.", fname);
return;
}
GTK_ext_display_file(fh);
dlbh_fclose(fh);
}
static void
GTK_int_add_menu(window, glyph, identifier, ch, gch, attr, str, preselected)
winid window;
int glyph;
const anything *identifier;
CHAR_P ch, gch;
int attr;
const char *str;
BOOLEAN_P preselected;
{
int mapping = mapid_map_identifier(window, identifier);
GTK_ext_add_menu(window, glyph, mapping, ch, gch, attr, str, preselected);
}
int
GTK_int_select_menu(window, how, menu_list)
winid window;
int how;
menu_item **menu_list;
{
int i, n, retval;
struct proxy_mi *selected;
retval = GTK_ext_select_menu(window, how, &selected);
n = retval <= 0 ? 0 : retval;
*menu_list = (menu_item *) alloc(n * sizeof(menu_item));
for(i = 0; i < n; i++) {
mapid_unmap_identifier(window, selected[i].item, &(*menu_list)[i].item);
(*menu_list)[i].count = selected[i].count;
}
if (n)
free(selected);
return retval;
}
static void
GTK_int_print_glyph(window, x, y, glyph)
winid window;
xchar x, y;
int glyph;
{
GTK_ext_print_glyph(window, x, y, glyph);
}
static char
GTK_int_yn_function(query, resp, def)
const char *query, *resp;
char def;
{
char ret;
int count;
ret = GTK_ext_yn_function(query, resp ? resp : "", def, &count);
if (ret == '#')
yn_number = count;
return ret;
}
static void
GTK_int_outrip(winid id, int how)
{
if (!GTK_ext_outrip(id, get_killer_string(how)))
genl_outrip(id, how);
}
static void
GTK_int_getlin(const char *query, char *ret)
{
char *line;
line = GTK_ext_getlin(query);
strcpy(ret, line);
free(line);
}
static void
GTK_int_preference_update(const char *optnam)
{
GTK_ext_preference_update(optnam, get_option(optnam));
}
#endif /* GTK_PROXY */
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