Annotation of sbbs/src/xpdev/sdlmain.m, revision 1.1.1.2

1.1       root        1: /*   SDLMain.m - main entry point for our Cocoa-ized SDL app
                      2:        Initial Version: Darrell Walisser <[email protected]>
                      3:        Non-NIB-Code & other changes: Max Horn <[email protected]>
                      4: 
                      5:     Feel free to customize this file to suit your needs
                      6: */
                      7: 
1.1.1.2 ! root        8: #include "SDL.h"
        !             9: #include "SDLMain.h"
        !            10: #include <sys/param.h> /* for MAXPATHLEN */
        !            11: #include <unistd.h>
        !            12: 
        !            13: /* For some reaon, Apple removed setAppleMenu from the headers in 10.4,
        !            14:  but the method still is there and works. To avoid warnings, we declare
        !            15:  it ourselves here. */
        !            16: @interface NSApplication(SDL_Missing_Methods)
        !            17: - (void)setAppleMenu:(NSMenu *)menu;
        !            18: @end
1.1       root       19: 
                     20: /* Use this flag to determine whether we use SDLMain.nib or not */
                     21: #define                SDL_USE_NIB_FILE        0
                     22: 
1.1.1.2 ! root       23: /* Use this flag to determine whether we use CPS (docking) or not */
        !            24: #define                SDL_USE_CPS             1
        !            25: #ifdef SDL_USE_CPS
        !            26: /* Portions of CPS.h */
        !            27: typedef struct CPSProcessSerNum
        !            28: {
        !            29:        UInt32          lo;
        !            30:        UInt32          hi;
        !            31: } CPSProcessSerNum;
        !            32: 
        !            33: extern OSErr   CPSGetCurrentProcess( CPSProcessSerNum *psn);
        !            34: extern OSErr   CPSEnableForegroundOperation( CPSProcessSerNum *psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);
        !            35: extern OSErr   CPSSetFrontProcess( CPSProcessSerNum *psn);
        !            36: 
        !            37: #endif /* SDL_USE_CPS */
1.1       root       38: 
                     39: static int    gArgc;
                     40: static char  **gArgv;
                     41: static BOOL   gFinderLaunch;
1.1.1.2 ! root       42: static BOOL   gCalledAppMainline = FALSE;
        !            43: 
        !            44: static NSString *getApplicationName(void)
        !            45: {
        !            46:     const NSDictionary *dict;
        !            47:     NSString *appName = 0;
        !            48: 
        !            49:     /* Determine the application name */
        !            50:     dict = (const NSDictionary *)CFBundleGetInfoDictionary(CFBundleGetMainBundle());
        !            51:     if (dict)
        !            52:         appName = [dict objectForKey: @"CFBundleName"];
        !            53:     
        !            54:     if (![appName length])
        !            55:         appName = [[NSProcessInfo processInfo] processName];
        !            56: 
        !            57:     return appName;
        !            58: }
1.1       root       59: 
                     60: #if SDL_USE_NIB_FILE
                     61: /* A helper category for NSString */
                     62: @interface NSString (ReplaceSubString)
                     63: - (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString;
                     64: @end
                     65: #endif
                     66: 
1.1.1.2 ! root       67: @interface NSApplication (SDLApplication)
1.1       root       68: @end
                     69: 
1.1.1.2 ! root       70: @implementation NSApplication (SDLApplication)
1.1       root       71: /* Invoked from the Quit menu item */
                     72: - (void)terminate:(id)sender
                     73: {
                     74:     /* Post a SDL_QUIT event */
                     75:     SDL_Event event;
                     76:     event.type = SDL_QUIT;
                     77:     SDL_PushEvent(&event);
                     78: }
                     79: @end
                     80: 
                     81: /* The main class of the application, the application's delegate */
                     82: @implementation SDLMain
                     83: 
                     84: /* Set the working directory to the .app's parent directory */
                     85: - (void) setupWorkingDirectory:(BOOL)shouldChdir
                     86: {
                     87:     if (shouldChdir)
                     88:     {
1.1.1.2 ! root       89:         char parentdir[MAXPATHLEN];
        !            90:         CFURLRef url = CFBundleCopyBundleURL(CFBundleGetMainBundle());
        !            91:         CFURLRef url2 = CFURLCreateCopyDeletingLastPathComponent(0, url);
        !            92:         if (CFURLGetFileSystemRepresentation(url2, 1, (UInt8 *)parentdir, MAXPATHLEN)) {
        !            93:             chdir(parentdir);   /* chdir to the binary app's parent */
        !            94:         }
        !            95:         CFRelease(url);
        !            96:         CFRelease(url2);
1.1       root       97:     }
                     98: }
                     99: 
                    100: #if SDL_USE_NIB_FILE
                    101: 
                    102: /* Fix menu to contain the real app name instead of "SDL App" */
                    103: - (void)fixMenu:(NSMenu *)aMenu withAppName:(NSString *)appName
                    104: {
                    105:     NSRange aRange;
                    106:     NSEnumerator *enumerator;
                    107:     NSMenuItem *menuItem;
                    108: 
                    109:     aRange = [[aMenu title] rangeOfString:@"SDL App"];
                    110:     if (aRange.length != 0)
                    111:         [aMenu setTitle: [[aMenu title] stringByReplacingRange:aRange with:appName]];
                    112: 
                    113:     enumerator = [[aMenu itemArray] objectEnumerator];
                    114:     while ((menuItem = [enumerator nextObject]))
                    115:     {
                    116:         aRange = [[menuItem title] rangeOfString:@"SDL App"];
                    117:         if (aRange.length != 0)
                    118:             [menuItem setTitle: [[menuItem title] stringByReplacingRange:aRange with:appName]];
                    119:         if ([menuItem hasSubmenu])
                    120:             [self fixMenu:[menuItem submenu] withAppName:appName];
                    121:     }
                    122: }
                    123: 
                    124: #else
                    125: 
1.1.1.2 ! root      126: static void setApplicationMenu(void)
1.1       root      127: {
                    128:     /* warning: this code is very odd */
                    129:     NSMenu *appleMenu;
1.1.1.2 ! root      130:     NSMenuItem *menuItem;
        !           131:     NSString *title;
        !           132:     NSString *appName;
        !           133:     
        !           134:     appName = getApplicationName();
1.1       root      135:     appleMenu = [[NSMenu alloc] initWithTitle:@""];
                    136:     
1.1.1.2 ! root      137:     /* Add menu items */
        !           138:     title = [@"About " stringByAppendingString:appName];
        !           139:     [appleMenu addItemWithTitle:title action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""];
        !           140: 
        !           141:     [appleMenu addItem:[NSMenuItem separatorItem]];
1.1       root      142: 
1.1.1.2 ! root      143:     title = [@"Hide " stringByAppendingString:appName];
        !           144:     [appleMenu addItemWithTitle:title action:@selector(hide:) keyEquivalent:@"h"];
        !           145: 
        !           146:     menuItem = (NSMenuItem *)[appleMenu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"];
        !           147:     [menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];
        !           148: 
        !           149:     [appleMenu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""];
        !           150: 
        !           151:     [appleMenu addItem:[NSMenuItem separatorItem]];
        !           152: 
        !           153:     title = [@"Quit " stringByAppendingString:appName];
        !           154:     [appleMenu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"];
        !           155: 
        !           156:     
        !           157:     /* Put menu into the menubar */
        !           158:     menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""];
        !           159:     [menuItem setSubmenu:appleMenu];
        !           160:     [[NSApp mainMenu] addItem:menuItem];
        !           161: 
        !           162:     /* Tell the application object that this is now the application menu */
        !           163:     [NSApp setAppleMenu:appleMenu];
        !           164: 
        !           165:     /* Finally give up our references to the objects */
1.1       root      166:     [appleMenu release];
1.1.1.2 ! root      167:     [menuItem release];
1.1       root      168: }
                    169: 
                    170: /* Create a window menu */
1.1.1.2 ! root      171: static void setupWindowMenu(void)
1.1       root      172: {
1.1.1.2 ! root      173:     NSMenu      *windowMenu;
        !           174:     NSMenuItem  *windowMenuItem;
        !           175:     NSMenuItem  *menuItem;
1.1       root      176: 
                    177:     windowMenu = [[NSMenu alloc] initWithTitle:@"Window"];
                    178:     
                    179:     /* "Minimize" item */
                    180:     menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"];
                    181:     [windowMenu addItem:menuItem];
                    182:     [menuItem release];
                    183:     
                    184:     /* Put menu into the menubar */
                    185:     windowMenuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""];
                    186:     [windowMenuItem setSubmenu:windowMenu];
                    187:     [[NSApp mainMenu] addItem:windowMenuItem];
                    188:     
                    189:     /* Tell the application object that this is now the window menu */
                    190:     [NSApp setWindowsMenu:windowMenu];
                    191: 
                    192:     /* Finally give up our references to the objects */
                    193:     [windowMenu release];
                    194:     [windowMenuItem release];
                    195: }
                    196: 
                    197: /* Replacement for NSApplicationMain */
1.1.1.2 ! root      198: static void CustomApplicationMain (int argc, char **argv)
1.1       root      199: {
                    200:     NSAutoreleasePool  *pool = [[NSAutoreleasePool alloc] init];
                    201:     SDLMain                            *sdlMain;
                    202: 
                    203:     /* Ensure the application object is initialised */
1.1.1.2 ! root      204:     [NSApplication sharedApplication];
1.1       root      205:     
1.1.1.2 ! root      206: #ifdef SDL_USE_CPS
        !           207:     {
        !           208:         CPSProcessSerNum PSN;
        !           209:         /* Tell the dock about us */
        !           210:         if (!CPSGetCurrentProcess(&PSN))
        !           211:             if (!CPSEnableForegroundOperation(&PSN,0x03,0x3C,0x2C,0x1103))
        !           212:                 if (!CPSSetFrontProcess(&PSN))
        !           213:                     [NSApplication sharedApplication];
        !           214:     }
        !           215: #endif /* SDL_USE_CPS */
        !           216: 
1.1       root      217:     /* Set up the menubar */
                    218:     [NSApp setMainMenu:[[NSMenu alloc] init]];
1.1.1.2 ! root      219:     setApplicationMenu();
1.1       root      220:     setupWindowMenu();
1.1.1.2 ! root      221: 
1.1       root      222:     /* Create SDLMain and make it the app delegate */
                    223:     sdlMain = [[SDLMain alloc] init];
                    224:     [NSApp setDelegate:sdlMain];
                    225:     
                    226:     /* Start the main event loop */
                    227:     [NSApp run];
                    228:     
                    229:     [sdlMain release];
                    230:     [pool release];
                    231: }
                    232: 
                    233: #endif
                    234: 
1.1.1.2 ! root      235: 
        !           236: /*
        !           237:  * Catch document open requests...this lets us notice files when the app
        !           238:  *  was launched by double-clicking a document, or when a document was
        !           239:  *  dragged/dropped on the app's icon. You need to have a
        !           240:  *  CFBundleDocumentsType section in your Info.plist to get this message,
        !           241:  *  apparently.
        !           242:  *
        !           243:  * Files are added to gArgv, so to the app, they'll look like command line
        !           244:  *  arguments. Previously, apps launched from the finder had nothing but
        !           245:  *  an argv[0].
        !           246:  *
        !           247:  * This message may be received multiple times to open several docs on launch.
        !           248:  *
        !           249:  * This message is ignored once the app's mainline has been called.
        !           250:  */
        !           251: - (BOOL)application:(NSApplication *)theApplication openFile:(NSString *)filename
        !           252: {
        !           253:     const char *temparg;
        !           254:     size_t arglen;
        !           255:     char *arg;
        !           256:     char **newargv;
        !           257: 
        !           258:     if (!gFinderLaunch)  /* MacOS is passing command line args. */
        !           259:         return FALSE;
        !           260: 
        !           261:     if (gCalledAppMainline)  /* app has started, ignore this document. */
        !           262:         return FALSE;
        !           263: 
        !           264:     temparg = [filename UTF8String];
        !           265:     arglen = SDL_strlen(temparg) + 1;
        !           266:     arg = (char *) SDL_malloc(arglen);
        !           267:     if (arg == NULL)
        !           268:         return FALSE;
        !           269: 
        !           270:     newargv = (char **) realloc(gArgv, sizeof (char *) * (gArgc + 2));
        !           271:     if (newargv == NULL)
        !           272:     {
        !           273:         SDL_free(arg);
        !           274:         return FALSE;
        !           275:     }
        !           276:     gArgv = newargv;
        !           277: 
        !           278:     SDL_strlcpy(arg, temparg, arglen);
        !           279:     gArgv[gArgc++] = arg;
        !           280:     gArgv[gArgc] = NULL;
        !           281:     return TRUE;
        !           282: }
        !           283: 
        !           284: extern char **environ;
1.1       root      285: /* Called when the internal event loop has just started running */
                    286: - (void) applicationDidFinishLaunching: (NSNotification *) note
                    287: {
                    288:     int status;
                    289: 
                    290:     /* Set the working directory to the .app's parent directory */
                    291:     [self setupWorkingDirectory:gFinderLaunch];
                    292: 
                    293: #if SDL_USE_NIB_FILE
                    294:     /* Set the main menu to contain the real app name instead of "SDL App" */
1.1.1.2 ! root      295:     [self fixMenu:[NSApp mainMenu] withAppName:getApplicationName()];
1.1       root      296: #endif
                    297: 
                    298:     /* Hand off to main application code */
1.1.1.2 ! root      299:     gCalledAppMainline = TRUE;
1.1       root      300:     status = SDL_main_env (gArgc, gArgv, environ);
                    301: 
                    302:     /* We're done, thank you for playing */
                    303:     exit(status);
                    304: }
                    305: @end
                    306: 
                    307: 
                    308: @implementation NSString (ReplaceSubString)
                    309: 
                    310: - (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString
                    311: {
                    312:     unsigned int bufferSize;
                    313:     unsigned int selfLen = [self length];
                    314:     unsigned int aStringLen = [aString length];
                    315:     unichar *buffer;
                    316:     NSRange localRange;
                    317:     NSString *result;
                    318: 
                    319:     bufferSize = selfLen + aStringLen - aRange.length;
1.1.1.2 ! root      320:     buffer = (unichar *)NSAllocateMemoryPages(bufferSize*sizeof(unichar));
1.1       root      321:     
                    322:     /* Get first part into buffer */
                    323:     localRange.location = 0;
                    324:     localRange.length = aRange.location;
                    325:     [self getCharacters:buffer range:localRange];
                    326:     
                    327:     /* Get middle part into buffer */
                    328:     localRange.location = 0;
                    329:     localRange.length = aStringLen;
                    330:     [aString getCharacters:(buffer+aRange.location) range:localRange];
                    331:      
                    332:     /* Get last part into buffer */
                    333:     localRange.location = aRange.location + aRange.length;
                    334:     localRange.length = selfLen - localRange.location;
                    335:     [self getCharacters:(buffer+aRange.location+aStringLen) range:localRange];
                    336:     
                    337:     /* Build output string */
                    338:     result = [NSString stringWithCharacters:buffer length:bufferSize];
                    339:     
                    340:     NSDeallocateMemoryPages(buffer, bufferSize);
                    341:     
                    342:     return result;
                    343: }
                    344: 
                    345: @end
                    346: 
                    347: 
                    348: 
                    349: #ifdef main
                    350: #  undef main
                    351: #endif
                    352: 
                    353: 
                    354: /* Main entry point to executable - should *not* be SDL_main! */
                    355: int main (int argc, char **argv)
                    356: {
                    357:     /* Copy the arguments into a global variable */
                    358:     /* This is passed if we are launched by double-clicking */
                    359:     if ( argc >= 2 && strncmp (argv[1], "-psn", 4) == 0 ) {
1.1.1.2 ! root      360:         gArgv = (char **) SDL_malloc(sizeof (char *) * 2);
        !           361:         gArgv[0] = argv[0];
        !           362:         gArgv[1] = NULL;
1.1       root      363:         gArgc = 1;
1.1.1.2 ! root      364:         gFinderLaunch = YES;
1.1       root      365:     } else {
1.1.1.2 ! root      366:         int i;
1.1       root      367:         gArgc = argc;
1.1.1.2 ! root      368:         gArgv = (char **) SDL_malloc(sizeof (char *) * (argc+1));
        !           369:         for (i = 0; i <= argc; i++)
        !           370:             gArgv[i] = argv[i];
        !           371:         gFinderLaunch = NO;
1.1       root      372:     }
                    373: 
                    374: #if SDL_USE_NIB_FILE
                    375:     NSApplicationMain (argc, argv);
                    376: #else
                    377:     CustomApplicationMain (argc, argv);
                    378: #endif
                    379:     return 0;
                    380: }
1.1.1.2 ! root      381: 

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