ref: bc4a39b2fe3f0883a7826fa998de6ea9825efada
dir: /src/setup/mode.c/
// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright(C) 2006 Simon Howard
//
// 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.
//
#include <stdlib.h>
#include <string.h>
#include "doomtype.h"
#include "config.h"
#include "textscreen.h"
#include "doomtype.h"
#include "d_mode.h"
#include "d_iwad.h"
#include "i_system.h"
#include "m_argv.h"
#include "m_config.h"
#include "m_controls.h"
#include "compatibility.h"
#include "display.h"
#include "joystick.h"
#include "keyboard.h"
#include "mouse.h"
#include "multiplayer.h"
#include "sound.h"
#include "mode.h"
GameMission_t gamemission;
static iwad_t **iwads;
typedef struct
{
char *label;
GameMission_t mission;
int mask;
char *name;
char *config_file;
char *extra_config_file;
char *executable;
} mission_config_t;
// Default mission to fall back on, if no IWADs are found at all:
#define DEFAULT_MISSION (&mission_configs[0])
static mission_config_t mission_configs[] =
{
{
"Doom",
doom,
IWAD_MASK_DOOM,
"doom",
"default.cfg",
PROGRAM_PREFIX "doom.cfg",
PROGRAM_PREFIX "doom"
},
{
"Heretic",
heretic,
IWAD_MASK_HERETIC,
"heretic",
"heretic.cfg",
PROGRAM_PREFIX "heretic.cfg",
PROGRAM_PREFIX "heretic"
},
{
"Hexen",
hexen,
IWAD_MASK_HEXEN,
"hexen",
"hexen.cfg",
PROGRAM_PREFIX "hexen.cfg",
PROGRAM_PREFIX "hexen"
}
};
static GameSelectCallback game_selected_callback;
// Miscellaneous variables that aren't used in setup.
static int showMessages = 1;
static int screenblocks = 9;
static int detailLevel = 0;
static char *savedir = NULL;
static char *executable = NULL;
static void BindMiscVariables(void)
{
M_BindVariable("screenblocks", &screenblocks);
if (gamemission == doom)
{
M_BindVariable("detaillevel", &detailLevel);
M_BindVariable("show_messages", &showMessages);
}
if (gamemission == hexen)
{
M_BindVariable("savedir", &savedir);
M_BindVariable("messageson", &showMessages);
}
}
//
// Initialise all configuration file bindings.
//
void InitBindings(void)
{
M_ApplyPlatformDefaults();
// Keyboard, mouse, joystick controls
M_BindBaseControls();
M_BindWeaponControls();
M_BindMapControls();
M_BindMenuControls();
if (gamemission == heretic || gamemission == hexen)
{
M_BindHereticControls();
}
if (gamemission == hexen)
{
M_BindHexenControls();
}
// All other variables
BindCompatibilityVariables();
BindDisplayVariables();
BindJoystickVariables();
BindKeyboardVariables();
BindMouseVariables();
BindSoundVariables();
BindMiscVariables();
BindMultiplayerVariables();
}
// Set the name of the executable program to run the game:
static void SetExecutable(mission_config_t *config)
{
char *extension;
free(executable);
#ifdef _WIN32
extension = ".exe";
#else
extension = "";
#endif
executable = malloc(strlen(config->executable) + 5);
sprintf(executable, "%s%s", config->executable, extension);
}
static void SetMission(mission_config_t *config)
{
iwads = D_FindAllIWADs(config->mask);
gamemission = config->mission;
SetExecutable(config);
M_SetConfigFilenames(config->config_file, config->extra_config_file);
}
static mission_config_t *GetMissionForName(char *name)
{
int i;
for (i=0; i<arrlen(mission_configs); ++i)
{
if (!strcmp(mission_configs[i].name, name))
{
return &mission_configs[i];
}
}
return NULL;
}
// Check the name of the executable. If it contains one of the game
// names (eg. chocolate-hexen-setup.exe) then use that game.
static boolean CheckExecutableName(GameSelectCallback callback)
{
mission_config_t *config;
char *exe_name;
int i;
exe_name = M_GetExecutableName();
for (i=0; i<arrlen(mission_configs); ++i)
{
config = &mission_configs[i];
if (strstr(exe_name, config->name) != NULL)
{
SetMission(config);
callback();
return true;
}
}
return false;
}
static void GameSelected(TXT_UNCAST_ARG(widget), TXT_UNCAST_ARG(config))
{
TXT_CAST_ARG(mission_config_t, config);
SetMission(config);
game_selected_callback();
}
static void OpenGameSelectDialog(GameSelectCallback callback)
{
mission_config_t *mission = NULL;
txt_window_t *window;
iwad_t **iwads;
int num_games;
int i;
window = TXT_NewWindow("Select game");
TXT_AddWidget(window, TXT_NewLabel("Select a game to configure:\n"));
num_games = 0;
// Add a button for each game.
for (i=0; i<arrlen(mission_configs); ++i)
{
// Do we have any IWADs for this game installed?
// If so, add a button.
iwads = D_FindAllIWADs(mission_configs[i].mask);
if (iwads[0] != NULL)
{
mission = &mission_configs[i];
TXT_AddWidget(window, TXT_NewButton2(mission_configs[i].label,
GameSelected,
&mission_configs[i]));
++num_games;
}
free(iwads);
}
TXT_AddWidget(window, TXT_NewStrut(0, 1));
// No IWADs found at all? Fall back to doom, then.
if (num_games == 0)
{
TXT_CloseWindow(window);
SetMission(DEFAULT_MISSION);
callback();
return;
}
// Only one game? Use that game, and don't bother with a dialog.
if (num_games == 1)
{
TXT_CloseWindow(window);
SetMission(mission);
callback();
return;
}
game_selected_callback = callback;
}
void SetupMission(GameSelectCallback callback)
{
mission_config_t *config;
char *mission_name;
int p;
//!
// @arg <game>
//
// Specify the game to configure the settings for. Valid
// values are 'doom', 'heretic' and 'hexen'.
//
p = M_CheckParm("-game");
if (p > 0)
{
mission_name = myargv[p + 1];
config = GetMissionForName(mission_name);
if (config == NULL)
{
I_Error("Invalid parameter - '%s'", mission_name);
}
SetMission(config);
callback();
}
else if (!CheckExecutableName(callback))
{
OpenGameSelectDialog(callback);
}
}
char *GetExecutableName(void)
{
return executable;
}
iwad_t **GetIwads(void)
{
return iwads;
}