ref: 52f81b4ef175358d1e1f7f9eecab2a1edb7f4b65
dir: /pkg/osx/IWADController.m/
/* ... */
//-----------------------------------------------------------------------------
//
// Copyright(C) 2009 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 <AppKit/AppKit.h>
#include "IWADController.h"
#include "IWADLocation.h"
typedef enum
{
IWAD_DOOM1,
IWAD_DOOM2,
IWAD_TNT,
IWAD_PLUTONIA,
IWAD_CHEX,
NUM_IWAD_TYPES
} IWAD;
static NSString *IWADLabels[NUM_IWAD_TYPES] =
{
@"Doom",
@"Doom II: Hell on Earth",
@"Final Doom: TNT: Evilution",
@"Final Doom: Plutonia Experiment",
@"Chex Quest"
};
static NSString *IWADFilenames[NUM_IWAD_TYPES + 1] =
{
@"doom.wad",
@"doom2.wad",
@"tnt.wad",
@"plutonia.wad",
@"chex.wad",
@"undefined"
};
@implementation IWADController
- (void) getIWADList: (IWADLocation **) iwadList
{
iwadList[IWAD_DOOM1] = self->doom1;
iwadList[IWAD_DOOM2] = self->doom2;
iwadList[IWAD_TNT] = self->tnt;
iwadList[IWAD_PLUTONIA] = self->plutonia;
iwadList[IWAD_CHEX] = self->chex;
}
- (IWAD) getSelectedIWAD
{
unsigned int i;
for (i=0; i<NUM_IWAD_TYPES; ++i)
{
if ([self->iwadSelector titleOfSelectedItem] == IWADLabels[i])
{
return i;
}
}
return NUM_IWAD_TYPES;
}
// Get the location of the selected IWAD.
- (NSString *) getIWADLocation
{
IWAD selectedIWAD;
IWADLocation *iwadList[NUM_IWAD_TYPES];
selectedIWAD = [self getSelectedIWAD];
if (selectedIWAD == NUM_IWAD_TYPES)
{
return nil;
}
else
{
[self getIWADList: iwadList];
return [iwadList[selectedIWAD] getLocation];
}
}
- (void) setIWADConfig
{
IWADLocation *iwadList[NUM_IWAD_TYPES];
NSUserDefaults *defaults;
NSString *key;
NSString *value;
unsigned int i;
[self getIWADList: iwadList];
// Load IWAD filename paths
defaults = [NSUserDefaults standardUserDefaults];
for (i=0; i<NUM_IWAD_TYPES; ++i)
{
key = IWADFilenames[i];
value = [defaults stringForKey:key];
if (value != nil)
{
[iwadList[i] setLocation:value];
}
}
}
// On startup, set the selected item in the IWAD dropdown
- (void) setDropdownSelection
{
NSUserDefaults *defaults;
NSString *selected;
unsigned int i;
defaults = [NSUserDefaults standardUserDefaults];
selected = [defaults stringForKey: @"selected_iwad"];
if (selected == nil)
{
return;
}
// Find this IWAD in the filenames list, and select it.
for (i=0; i<NUM_IWAD_TYPES; ++i)
{
if ([selected isEqualToString:IWADFilenames[i]])
{
[self->iwadSelector selectItemWithTitle:IWADLabels[i]];
break;
}
}
}
// Set the dropdown list to include an entry for each IWAD that has
// been configured. Returns true if at least one IWAD is configured.
- (BOOL) setDropdownList
{
IWADLocation *iwadList[NUM_IWAD_TYPES];
BOOL have_wads;
id location;
unsigned int i;
unsigned int enabled_wads;
// Build the new list.
[self getIWADList: iwadList];
[self->iwadSelector removeAllItems];
enabled_wads = 0;
for (i=0; i<NUM_IWAD_TYPES; ++i)
{
location = [iwadList[i] getLocation];
if (location != nil && [location length] > 0)
{
[self->iwadSelector addItemWithTitle: IWADLabels[i]];
++enabled_wads;
}
}
// Enable/disable the dropdown depending on whether there
// were any configured IWADs.
have_wads = enabled_wads > 0;
[self->iwadSelector setEnabled: have_wads];
// Restore the old selection.
[self setDropdownSelection];
return have_wads;
}
- (void) saveConfig
{
IWADLocation *iwadList[NUM_IWAD_TYPES];
IWAD selectedIWAD;
NSUserDefaults *defaults;
NSString *key;
NSString *value;
unsigned int i;
[self getIWADList: iwadList];
// Store all IWAD locations to user defaults.
defaults = [NSUserDefaults standardUserDefaults];
for (i=0; i<NUM_IWAD_TYPES; ++i)
{
key = IWADFilenames[i];
value = [iwadList[i] getLocation];
[defaults setObject:value forKey:key];
}
// Save currently selected IWAD.
selectedIWAD = [self getSelectedIWAD];
[defaults setObject:IWADFilenames[selectedIWAD]
forKey:@"selected_iwad"];
}
// Callback method invoked when the configuration button in the main
// window is clicked.
- (void) openConfigWindow: (id)sender
{
if (![self->configWindow isVisible])
{
[self->configWindow makeKeyAndOrderFront: sender];
}
}
// Callback method invoked when the close button is clicked.
- (void) closeConfigWindow: (id)sender
{
[self->configWindow orderOut: sender];
[self saveConfig];
[self setDropdownList];
}
- (void) awakeFromNib
{
[self->configWindow center];
// Set configuration for all IWADs from configuration file.
[self setIWADConfig];
// Populate the dropdown IWAD list.
if ([self setDropdownList])
{
[self setDropdownSelection];
}
}
// Generate a value to set for the DOOMWADPATH environment variable
// that contains each of the configured IWAD files.
- (char *) doomWadPath
{
IWADLocation *iwadList[NUM_IWAD_TYPES];
NSString *location;
unsigned int i;
unsigned int len;
BOOL first;
char *env;
[self getIWADList: iwadList];
// Calculate length of environment string.
len = 0;
for (i=0; i<NUM_IWAD_TYPES; ++i)
{
location = [iwadList[i] getLocation];
if (location != nil && [location length] > 0)
{
len += [location length] + 1;
}
}
// Build string.
env = malloc(len);
strcpy(env, "");
first = YES;
for (i=0; i<NUM_IWAD_TYPES; ++i)
{
location = [iwadList[i] getLocation];
if (location != nil && [location length] > 0)
{
if (!first)
{
strcat(env, ":");
}
strcat(env, [location UTF8String]);
first = NO;
}
}
return env;
}
// Set the DOOMWADPATH environment variable to contain the path to each
// of the configured IWAD files.
- (void) setEnvironment
{
char *doomwadpath;
char *env;
// Get the value for the path.
doomwadpath = [self doomWadPath];
env = malloc(strlen(doomwadpath) + 15);
sprintf(env, "DOOMWADPATH=%s", doomwadpath);
free(doomwadpath);
// Load into environment:
putenv(env);
//free(env);
}
@end