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/* SDLMain.m - main entry point for our Cocoa-ized SDL app |
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Initial Version: Darrell Walisser <dwaliss1@purdue.edu> |
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Non-NIB-Code & other changes: Max Horn <max@quendi.de> |
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|
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Feel free to customize this file to suit your needs |
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*/ |
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|
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#include "SDL.h" |
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#include "SDLMain.h" |
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#include <sys/param.h> /* for MAXPATHLEN */ |
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#include <unistd.h> |
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|
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/* For some reaon, Apple removed setAppleMenu from the headers in 10.4, |
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but the method still is there and works. To avoid warnings, we declare |
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it ourselves here. */ |
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@interface NSApplication(SDL_Missing_Methods) |
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- (void)setAppleMenu:(NSMenu *)menu; |
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@end |
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|
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/* Use this flag to determine whether we use SDLMain.nib or not */ |
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#define SDL_USE_NIB_FILE 0 |
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|
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/* Use this flag to determine whether we use CPS (docking) or not */ |
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#define SDL_USE_CPS 1 |
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#ifdef SDL_USE_CPS |
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/* Portions of CPS.h */ |
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typedef struct CPSProcessSerNum |
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{ |
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UInt32 lo; |
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UInt32 hi; |
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} CPSProcessSerNum; |
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|
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extern OSErr CPSGetCurrentProcess( CPSProcessSerNum *psn); |
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extern OSErr CPSEnableForegroundOperation( CPSProcessSerNum *psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5); |
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extern OSErr CPSSetFrontProcess( CPSProcessSerNum *psn); |
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|
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#endif /* SDL_USE_CPS */ |
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|
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static int gArgc; |
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static char **gArgv; |
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static BOOL gFinderLaunch; |
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static BOOL gCalledAppMainline = FALSE; |
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|
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static NSString *getApplicationName(void) |
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{ |
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const NSDictionary *dict; |
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NSString *appName = 0; |
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|
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/* Determine the application name */ |
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dict = (const NSDictionary *)CFBundleGetInfoDictionary(CFBundleGetMainBundle()); |
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if (dict) |
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appName = [dict objectForKey: @"CFBundleName"]; |
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|
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if (![appName length]) |
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appName = [[NSProcessInfo processInfo] processName]; |
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|
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return appName; |
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} |
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|
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#if SDL_USE_NIB_FILE |
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/* A helper category for NSString */ |
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@interface NSString (ReplaceSubString) |
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- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString; |
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@end |
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#endif |
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|
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@interface NSApplication (SDLApplication) |
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@end |
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|
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@implementation NSApplication (SDLApplication) |
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/* Invoked from the Quit menu item */ |
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- (void)terminate:(id)sender |
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{ |
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/* Post a SDL_QUIT event */ |
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SDL_Event event; |
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event.type = SDL_QUIT; |
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SDL_PushEvent(&event); |
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} |
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@end |
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|
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/* The main class of the application, the application's delegate */ |
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@implementation SDLMain |
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|
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/* Set the working directory to the .app's parent directory */ |
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- (void) setupWorkingDirectory:(BOOL)shouldChdir |
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{ |
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if (shouldChdir) |
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{ |
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char parentdir[MAXPATHLEN]; |
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CFURLRef url = CFBundleCopyBundleURL(CFBundleGetMainBundle()); |
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CFURLRef url2 = CFURLCreateCopyDeletingLastPathComponent(0, url); |
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if (CFURLGetFileSystemRepresentation(url2, 1, (UInt8 *)parentdir, MAXPATHLEN)) { |
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chdir(parentdir); /* chdir to the binary app's parent */ |
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} |
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CFRelease(url); |
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CFRelease(url2); |
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} |
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} |
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|
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#if SDL_USE_NIB_FILE |
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|
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/* Fix menu to contain the real app name instead of "SDL App" */ |
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- (void)fixMenu:(NSMenu *)aMenu withAppName:(NSString *)appName |
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{ |
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NSRange aRange; |
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NSEnumerator *enumerator; |
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NSMenuItem *menuItem; |
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|
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aRange = [[aMenu title] rangeOfString:@"SDL App"]; |
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if (aRange.length != 0) |
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[aMenu setTitle: [[aMenu title] stringByReplacingRange:aRange with:appName]]; |
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|
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enumerator = [[aMenu itemArray] objectEnumerator]; |
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while ((menuItem = [enumerator nextObject])) |
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{ |
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aRange = [[menuItem title] rangeOfString:@"SDL App"]; |
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if (aRange.length != 0) |
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[menuItem setTitle: [[menuItem title] stringByReplacingRange:aRange with:appName]]; |
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if ([menuItem hasSubmenu]) |
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[self fixMenu:[menuItem submenu] withAppName:appName]; |
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} |
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} |
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|
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#else |
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|
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static void setApplicationMenu(void) |
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{ |
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/* warning: this code is very odd */ |
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NSMenu *appleMenu; |
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NSMenuItem *menuItem; |
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NSString *title; |
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NSString *appName; |
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|
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appName = getApplicationName(); |
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appleMenu = [[NSMenu alloc] initWithTitle:@""]; |
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|
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/* Add menu items */ |
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title = [@"About " stringByAppendingString:appName]; |
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[appleMenu addItemWithTitle:title action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""]; |
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|
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[appleMenu addItem:[NSMenuItem separatorItem]]; |
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|
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title = [@"Hide " stringByAppendingString:appName]; |
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[appleMenu addItemWithTitle:title action:@selector(hide:) keyEquivalent:@"h"]; |
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|
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menuItem = (NSMenuItem *)[appleMenu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; |
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[menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)]; |
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|
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[appleMenu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; |
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|
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[appleMenu addItem:[NSMenuItem separatorItem]]; |
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|
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title = [@"Quit " stringByAppendingString:appName]; |
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[appleMenu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"]; |
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|
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|
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/* Put menu into the menubar */ |
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menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""]; |
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[menuItem setSubmenu:appleMenu]; |
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[[NSApp mainMenu] addItem:menuItem]; |
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|
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/* Tell the application object that this is now the application menu */ |
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[NSApp setAppleMenu:appleMenu]; |
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|
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/* Finally give up our references to the objects */ |
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[appleMenu release]; |
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[menuItem release]; |
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} |
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|
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/* Create a window menu */ |
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static void setupWindowMenu(void) |
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{ |
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NSMenu *windowMenu; |
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NSMenuItem *windowMenuItem; |
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NSMenuItem *menuItem; |
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|
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windowMenu = [[NSMenu alloc] initWithTitle:@"Window"]; |
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|
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/* "Minimize" item */ |
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menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"]; |
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[windowMenu addItem:menuItem]; |
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[menuItem release]; |
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|
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/* Put menu into the menubar */ |
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windowMenuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""]; |
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[windowMenuItem setSubmenu:windowMenu]; |
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[[NSApp mainMenu] addItem:windowMenuItem]; |
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|
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/* Tell the application object that this is now the window menu */ |
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[NSApp setWindowsMenu:windowMenu]; |
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|
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/* Finally give up our references to the objects */ |
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[windowMenu release]; |
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[windowMenuItem release]; |
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} |
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|
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/* Replacement for NSApplicationMain */ |
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static void CustomApplicationMain (int argc, char **argv) |
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{ |
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; |
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SDLMain *sdlMain; |
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|
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/* Ensure the application object is initialised */ |
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[NSApplication sharedApplication]; |
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|
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#ifdef SDL_USE_CPS |
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{ |
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CPSProcessSerNum PSN; |
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/* Tell the dock about us */ |
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if (!CPSGetCurrentProcess(&PSN)) |
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if (!CPSEnableForegroundOperation(&PSN,0x03,0x3C,0x2C,0x1103)) |
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if (!CPSSetFrontProcess(&PSN)) |
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[NSApplication sharedApplication]; |
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} |
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#endif /* SDL_USE_CPS */ |
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|
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/* Set up the menubar */ |
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[NSApp setMainMenu:[[NSMenu alloc] init]]; |
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setApplicationMenu(); |
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setupWindowMenu(); |
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|
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/* Create SDLMain and make it the app delegate */ |
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sdlMain = [[SDLMain alloc] init]; |
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[NSApp setDelegate:sdlMain]; |
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|
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/* Start the main event loop */ |
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[NSApp run]; |
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|
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[sdlMain release]; |
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[pool release]; |
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} |
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|
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#endif |
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|
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|
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/* |
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* Catch document open requests...this lets us notice files when the app |
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* was launched by double-clicking a document, or when a document was |
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* dragged/dropped on the app's icon. You need to have a |
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* CFBundleDocumentsType section in your Info.plist to get this message, |
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* apparently. |
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* |
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* Files are added to gArgv, so to the app, they'll look like command line |
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* arguments. Previously, apps launched from the finder had nothing but |
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* an argv[0]. |
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* |
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* This message may be received multiple times to open several docs on launch. |
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* |
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* This message is ignored once the app's mainline has been called. |
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*/ |
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- (BOOL)application:(NSApplication *)theApplication openFile:(NSString *)filename |
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{ |
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const char *temparg; |
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size_t arglen; |
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char *arg; |
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char **newargv; |
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|
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if (!gFinderLaunch) /* MacOS is passing command line args. */ |
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return FALSE; |
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|
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if (gCalledAppMainline) /* app has started, ignore this document. */ |
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return FALSE; |
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|
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temparg = [filename UTF8String]; |
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arglen = SDL_strlen(temparg) + 1; |
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arg = (char *) SDL_malloc(arglen); |
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if (arg == NULL) |
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return FALSE; |
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|
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newargv = (char **) realloc(gArgv, sizeof (char *) * (gArgc + 2)); |
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if (newargv == NULL) |
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{ |
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SDL_free(arg); |
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return FALSE; |
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} |
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gArgv = newargv; |
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|
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SDL_strlcpy(arg, temparg, arglen); |
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gArgv[gArgc++] = arg; |
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gArgv[gArgc] = NULL; |
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return TRUE; |
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} |
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|
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|
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/* Called when the internal event loop has just started running */ |
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- (void) applicationDidFinishLaunching: (NSNotification *) note |
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{ |
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int status; |
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|
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/* Set the working directory to the .app's parent directory */ |
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[self setupWorkingDirectory:gFinderLaunch]; |
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|
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#if SDL_USE_NIB_FILE |
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/* Set the main menu to contain the real app name instead of "SDL App" */ |
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[self fixMenu:[NSApp mainMenu] withAppName:getApplicationName()]; |
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#endif |
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|
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/* Hand off to main application code */ |
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gCalledAppMainline = TRUE; |
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status = SDL_main (gArgc, gArgv); |
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|
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/* We're done, thank you for playing */ |
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exit(status); |
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} |
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@end |
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|
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|
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@implementation NSString (ReplaceSubString) |
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|
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- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString |
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{ |
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unsigned int bufferSize; |
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unsigned int selfLen = [self length]; |
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unsigned int aStringLen = [aString length]; |
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unichar *buffer; |
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NSRange localRange; |
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NSString *result; |
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|
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bufferSize = selfLen + aStringLen - aRange.length; |
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buffer = (unichar *)NSAllocateMemoryPages(bufferSize*sizeof(unichar)); |
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|
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/* Get first part into buffer */ |
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localRange.location = 0; |
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localRange.length = aRange.location; |
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[self getCharacters:buffer range:localRange]; |
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|
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/* Get middle part into buffer */ |
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localRange.location = 0; |
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localRange.length = aStringLen; |
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[aString getCharacters:(buffer+aRange.location) range:localRange]; |
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|
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/* Get last part into buffer */ |
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localRange.location = aRange.location + aRange.length; |
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localRange.length = selfLen - localRange.location; |
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[self getCharacters:(buffer+aRange.location+aStringLen) range:localRange]; |
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|
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/* Build output string */ |
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result = [NSString stringWithCharacters:buffer length:bufferSize]; |
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|
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NSDeallocateMemoryPages(buffer, bufferSize); |
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|
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return result; |
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} |
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|
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@end |
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|
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|
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|
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#ifdef main |
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# undef main |
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#endif |
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|
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|
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/* Main entry point to executable - should *not* be SDL_main! */ |
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int main (int argc, char **argv) |
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{ |
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/* Copy the arguments into a global variable */ |
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/* This is passed if we are launched by double-clicking */ |
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if ( argc >= 2 && strncmp (argv[1], "-psn", 4) == 0 ) { |
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gArgv = (char **) SDL_malloc(sizeof (char *) * 2); |
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gArgv[0] = argv[0]; |
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gArgv[1] = NULL; |
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gArgc = 1; |
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gFinderLaunch = YES; |
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} else { |
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int i; |
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gArgc = argc; |
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gArgv = (char **) SDL_malloc(sizeof (char *) * (argc+1)); |
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for (i = 0; i <= argc; i++) |
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gArgv[i] = argv[i]; |
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gFinderLaunch = NO; |
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} |
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|
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#if SDL_USE_NIB_FILE |
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NSApplicationMain (argc, argv); |
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#else |
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CustomApplicationMain (argc, argv); |
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#endif |
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return 0; |
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} |
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|
