diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/SDLMain.h | 11 | ||||
| -rwxr-xr-x | src/SDLMain.m | 278 |
2 files changed, 289 insertions, 0 deletions
diff --git a/src/SDLMain.h b/src/SDLMain.h new file mode 100755 index 00000000..4683df57 --- /dev/null +++ b/src/SDLMain.h @@ -0,0 +1,11 @@ +/* SDLMain.m - main entry point for our Cocoa-ized SDL app + Initial Version: Darrell Walisser <dwaliss1@purdue.edu> + Non-NIB-Code & other changes: Max Horn <max@quendi.de> + + Feel free to customize this file to suit your needs +*/ + +#import <Cocoa/Cocoa.h> + +@interface SDLMain : NSObject +@end diff --git a/src/SDLMain.m b/src/SDLMain.m new file mode 100755 index 00000000..19694b5f --- /dev/null +++ b/src/SDLMain.m @@ -0,0 +1,278 @@ +/* SDLMain.m - main entry point for our Cocoa-ized SDL app + Initial Version: Darrell Walisser <dwaliss1@purdue.edu> + Non-NIB-Code & other changes: Max Horn <max@quendi.de> + + Feel free to customize this file to suit your needs +*/ + +#import "SDL.h" +#import "SDLMain.h" +#import <sys/param.h> /* for MAXPATHLEN */ +#import <unistd.h> + +/* Use this flag to determine whether we use SDLMain.nib or not */ +#define SDL_USE_NIB_FILE 0 + + +static int gArgc; +static char **gArgv; +static BOOL gFinderLaunch; + +#if SDL_USE_NIB_FILE +/* A helper category for NSString */ +@interface NSString (ReplaceSubString) +- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString; +@end +#else +/* An internal Apple class used to setup Apple menus */ +@interface NSAppleMenuController:NSObject {} +- (void)controlMenu:(NSMenu *)aMenu; +@end +#endif + +@interface SDLApplication : NSApplication +@end + +@implementation SDLApplication +/* Invoked from the Quit menu item */ +- (void)terminate:(id)sender +{ + /* Post a SDL_QUIT event */ + SDL_Event event; + event.type = SDL_QUIT; + SDL_PushEvent(&event); +} +@end + + +/* The main class of the application, the application's delegate */ +@implementation SDLMain + +/* Set the working directory to the .app's parent directory */ +- (void) setupWorkingDirectory:(BOOL)shouldChdir +{ + char parentdir[MAXPATHLEN]; + char *c; + + strncpy ( parentdir, gArgv[0], sizeof(parentdir) ); + c = (char*) parentdir; + + while (*c != '\0') /* go to end */ + c++; + + while (*c != '/') /* back up to parent */ + c--; + + *c++ = '\0'; /* cut off last part (binary name) */ + + if (shouldChdir) + { + assert ( chdir (parentdir) == 0 ); /* chdir to the binary app's parent */ + assert ( chdir ("../../../") == 0 ); /* chdir to the .app's parent */ + } +} + +#if SDL_USE_NIB_FILE + +/* Fix menu to contain the real app name instead of "SDL App" */ +- (void)fixMenu:(NSMenu *)aMenu withAppName:(NSString *)appName +{ + NSRange aRange; + NSEnumerator *enumerator; + NSMenuItem *menuItem; + + aRange = [[aMenu title] rangeOfString:@"SDL App"]; + if (aRange.length != 0) + [aMenu setTitle: [[aMenu title] stringByReplacingRange:aRange with:appName]]; + + enumerator = [[aMenu itemArray] objectEnumerator]; + while ((menuItem = [enumerator nextObject])) + { + aRange = [[menuItem title] rangeOfString:@"SDL App"]; + if (aRange.length != 0) + [menuItem setTitle: [[menuItem title] stringByReplacingRange:aRange with:appName]]; + if ([menuItem hasSubmenu]) + [self fixMenu:[menuItem submenu] withAppName:appName]; + } + [ aMenu sizeToFit ]; +} + +#else + +void setupAppleMenu(void) +{ + /* warning: this code is very odd */ + NSAppleMenuController *appleMenuController; + NSMenu *appleMenu; + NSMenuItem *appleMenuItem; + + appleMenuController = [[NSAppleMenuController alloc] init]; + appleMenu = [[NSMenu alloc] initWithTitle:@""]; + appleMenuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""]; + + [appleMenuItem setSubmenu:appleMenu]; + + /* yes, we do need to add it and then remove it -- + if you don't add it, it doesn't get displayed + if you don't remove it, you have an extra, titleless item in the menubar + when you remove it, it appears to stick around + very, very odd */ + [[NSApp mainMenu] addItem:appleMenuItem]; + [appleMenuController controlMenu:appleMenu]; + [[NSApp mainMenu] removeItem:appleMenuItem]; + [appleMenu release]; + [appleMenuItem release]; +} + +/* Create a window menu */ +void setupWindowMenu(void) +{ + NSMenu *windowMenu; + NSMenuItem *windowMenuItem; + NSMenuItem *menuItem; + + + windowMenu = [[NSMenu alloc] initWithTitle:@"Window"]; + + /* "Minimize" item */ + menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"]; + [windowMenu addItem:menuItem]; + [menuItem release]; + + /* Put menu into the menubar */ + windowMenuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""]; + [windowMenuItem setSubmenu:windowMenu]; + [[NSApp mainMenu] addItem:windowMenuItem]; + + /* Tell the application object that this is now the window menu */ + [NSApp setWindowsMenu:windowMenu]; + + /* Finally give up our references to the objects */ + [windowMenu release]; + [windowMenuItem release]; +} + +/* Replacement for NSApplicationMain */ +void CustomApplicationMain (argc, argv) +{ + NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; + SDLMain *sdlMain; + + /* Ensure the application object is initialised */ + [SDLApplication sharedApplication]; + + /* Set up the menubar */ + [NSApp setMainMenu:[[NSMenu alloc] init]]; + setupAppleMenu(); + setupWindowMenu(); + + /* Create SDLMain and make it the app delegate */ + sdlMain = [[SDLMain alloc] init]; + [NSApp setDelegate:sdlMain]; + + /* Start the main event loop */ + [NSApp run]; + + [sdlMain release]; + [pool release]; +} + +#endif + +/* Called when the internal event loop has just started running */ +- (void) applicationDidFinishLaunching: (NSNotification *) note +{ + int status; + + /* Set the working directory to the .app's parent directory */ + [self setupWorkingDirectory:gFinderLaunch]; + +#if SDL_USE_NIB_FILE + /* Set the main menu to contain the real app name instead of "SDL App" */ + [self fixMenu:[NSApp mainMenu] withAppName:[[NSProcessInfo processInfo] processName]]; +#endif + + /* Hand off to main application code */ + status = SDL_main (gArgc, gArgv); + + /* We're done, thank you for playing */ + exit(status); +} +@end + + +@implementation NSString (ReplaceSubString) + +- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString +{ + unsigned int bufferSize; + unsigned int selfLen = [self length]; + unsigned int aStringLen = [aString length]; + unichar *buffer; + NSRange localRange; + NSString *result; + + bufferSize = selfLen + aStringLen - aRange.length; + buffer = NSAllocateMemoryPages(bufferSize*sizeof(unichar)); + + /* Get first part into buffer */ + localRange.location = 0; + localRange.length = aRange.location; + [self getCharacters:buffer range:localRange]; + + /* Get middle part into buffer */ + localRange.location = 0; + localRange.length = aStringLen; + [aString getCharacters:(buffer+aRange.location) range:localRange]; + + /* Get last part into buffer */ + localRange.location = aRange.location + aRange.length; + localRange.length = selfLen - localRange.location; + [self getCharacters:(buffer+aRange.location+aStringLen) range:localRange]; + + /* Build output string */ + result = [NSString stringWithCharacters:buffer length:bufferSize]; + + NSDeallocateMemoryPages(buffer, bufferSize); + + return result; +} + +@end + + + +#ifdef main +# undef main +#endif + + +/* Main entry point to executable - should *not* be SDL_main! */ +int main (int argc, char **argv) +{ + + /* Copy the arguments into a global variable */ + int i; + + /* This is passed if we are launched by double-clicking */ + if ( argc >= 2 && strncmp (argv[1], "-psn", 4) == 0 ) { + gArgc = 1; + gFinderLaunch = YES; + } else { + gArgc = argc; + gFinderLaunch = NO; + } + gArgv = (char**) malloc (sizeof(*gArgv) * (gArgc+1)); + assert (gArgv != NULL); + for (i = 0; i < gArgc; i++) + gArgv[i] = argv[i]; + gArgv[i] = NULL; + +#if SDL_USE_NIB_FILE + [SDLApplication poseAsClass:[NSApplication class]]; + NSApplicationMain (argc, argv); +#else + CustomApplicationMain (argc, argv); +#endif + return 0; +} |