[5493] | 1 | /* SDLMain.m - main entry point for our Cocoa-ized SDL app
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| 2 | Initial Version: Darrell Walisser <dwaliss1@purdue.edu>
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| 3 | Non-NIB-Code & other changes: Max Horn <max@quendi.de>
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| 4 |
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| 5 | Feel free to customize this file to suit your needs
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| 6 | */
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| 7 |
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| 8 | #import "SDL.h"
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| 9 | #import "VBoxSDLMain-darwin.h"
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| 10 | #import <sys/param.h> /* for MAXPATHLEN */
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| 11 | #import <unistd.h>
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[16894] | 12 | #import <iprt/assert.h>
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[5493] | 13 |
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[33540] | 14 | /* For some reason, Apple removed setAppleMenu from the headers in 10.4,
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[5493] | 15 | but the method still is there and works. To avoid warnings, we declare
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| 16 | it ourselves here. */
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| 17 | @interface NSApplication(SDL_Missing_Methods)
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| 18 | - (void)setAppleMenu:(NSMenu *)menu;
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| 19 | @end
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| 20 |
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| 21 | /* Use this flag to determine whether we use SDLMain.nib or not */
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| 22 | #define SDL_USE_NIB_FILE 0
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| 23 |
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| 24 | /* Use this flag to determine whether we use CPS (docking) or not */
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| 25 | #define SDL_USE_CPS 1
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| 26 | #ifdef SDL_USE_CPS
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| 27 | /* Portions of CPS.h */
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| 28 | typedef struct CPSProcessSerNum
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| 29 | {
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| 30 | UInt32 lo;
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| 31 | UInt32 hi;
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| 32 | } CPSProcessSerNum;
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| 33 |
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| 34 | extern OSErr CPSGetCurrentProcess( CPSProcessSerNum *psn);
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| 35 | extern OSErr CPSEnableForegroundOperation( CPSProcessSerNum *psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);
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| 36 | extern OSErr CPSSetFrontProcess( CPSProcessSerNum *psn);
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| 37 |
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| 38 | #endif /* SDL_USE_CPS */
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| 39 |
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| 40 | static int gArgc;
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| 41 | static char **gArgv;
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| 42 | static BOOL gFinderLaunch;
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| 43 | static BOOL gCalledAppMainline = FALSE;
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| 44 |
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| 45 | static NSString *getApplicationName(void)
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| 46 | {
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| 47 | NSDictionary *dict;
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| 48 | NSString *appName = 0;
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| 49 |
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| 50 | /* Determine the application name */
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| 51 | dict = (NSDictionary *)CFBundleGetInfoDictionary(CFBundleGetMainBundle());
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| 52 | if (dict)
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| 53 | appName = [dict objectForKey: @"CFBundleName"];
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| 54 |
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| 55 | if (![appName length])
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| 56 | appName = [[NSProcessInfo processInfo] processName];
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| 57 |
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| 58 | return appName;
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| 59 | }
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| 60 |
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| 61 | #if SDL_USE_NIB_FILE
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| 62 | /* A helper category for NSString */
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| 63 | @interface NSString (ReplaceSubString)
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| 64 | - (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString;
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| 65 | @end
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| 66 | #endif
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| 67 |
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| 68 | @interface SDLApplication : NSApplication
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| 69 | @end
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| 70 |
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| 71 | @implementation SDLApplication
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| 72 | /* Invoked from the Quit menu item */
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| 73 | - (void)terminate:(id)sender
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| 74 | {
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| 75 | /* Post a SDL_QUIT event */
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| 76 | SDL_Event event;
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| 77 | event.type = SDL_QUIT;
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| 78 | SDL_PushEvent(&event);
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| 79 | }
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| 80 | @end
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| 81 |
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| 82 | /* The main class of the application, the application's delegate */
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| 83 | @implementation SDLMain
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| 84 |
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| 85 | /* Set the working directory to the .app's parent directory */
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| 86 | - (void) setupWorkingDirectory:(BOOL)shouldChdir
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| 87 | {
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| 88 | if (shouldChdir)
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| 89 | {
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| 90 | char parentdir[MAXPATHLEN];
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| 91 | CFURLRef url = CFBundleCopyBundleURL(CFBundleGetMainBundle());
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| 92 | CFURLRef url2 = CFURLCreateCopyDeletingLastPathComponent(0, url);
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| 93 | if (CFURLGetFileSystemRepresentation(url2, true, (UInt8 *)parentdir, MAXPATHLEN)) {
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[16894] | 94 | int rc = chdir(parentdir); /* chdir to the binary app's parent */
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| 95 | Assert(rc == 0);
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[5493] | 96 | }
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| 97 | CFRelease(url);
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| 98 | CFRelease(url2);
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| 99 | }
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| 100 |
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| 101 | }
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| 102 |
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| 103 | #if SDL_USE_NIB_FILE
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| 104 |
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| 105 | /* Fix menu to contain the real app name instead of "SDL App" */
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| 106 | - (void)fixMenu:(NSMenu *)aMenu withAppName:(NSString *)appName
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| 107 | {
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| 108 | NSRange aRange;
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| 109 | NSEnumerator *enumerator;
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| 110 | NSMenuItem *menuItem;
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| 111 |
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| 112 | aRange = [[aMenu title] rangeOfString:@"SDL App"];
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| 113 | if (aRange.length != 0)
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| 114 | [aMenu setTitle: [[aMenu title] stringByReplacingRange:aRange with:appName]];
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| 115 |
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| 116 | enumerator = [[aMenu itemArray] objectEnumerator];
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| 117 | while ((menuItem = [enumerator nextObject]))
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| 118 | {
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| 119 | aRange = [[menuItem title] rangeOfString:@"SDL App"];
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| 120 | if (aRange.length != 0)
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| 121 | [menuItem setTitle: [[menuItem title] stringByReplacingRange:aRange with:appName]];
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| 122 | if ([menuItem hasSubmenu])
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| 123 | [self fixMenu:[menuItem submenu] withAppName:appName];
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| 124 | }
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| 125 | [ aMenu sizeToFit ];
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| 126 | }
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| 127 |
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| 128 | #else
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| 129 |
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| 130 | static void setApplicationMenu(void)
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| 131 | {
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| 132 | /* warning: this code is very odd */
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| 133 | NSMenu *appleMenu;
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| 134 | NSMenuItem *menuItem;
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| 135 | NSString *title;
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| 136 | NSString *appName;
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| 137 |
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| 138 | appName = getApplicationName();
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| 139 | appleMenu = [[NSMenu alloc] initWithTitle:@""];
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| 140 |
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| 141 | /* Add menu items */
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| 142 | title = [@"About " stringByAppendingString:appName];
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| 143 | [appleMenu addItemWithTitle:title action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""];
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| 144 |
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| 145 | [appleMenu addItem:[NSMenuItem separatorItem]];
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| 146 |
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| 147 | title = [@"Hide " stringByAppendingString:appName];
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| 148 | [appleMenu addItemWithTitle:title action:@selector(hide:) keyEquivalent:@"h"];
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| 149 |
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| 150 | menuItem = (NSMenuItem *)[appleMenu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"];
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| 151 | [menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];
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| 152 |
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| 153 | [appleMenu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""];
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| 154 |
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| 155 | [appleMenu addItem:[NSMenuItem separatorItem]];
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| 156 |
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| 157 | title = [@"Quit " stringByAppendingString:appName];
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| 158 | [appleMenu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"];
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| 159 |
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| 160 |
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| 161 | /* Put menu into the menubar */
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| 162 | menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""];
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| 163 | [menuItem setSubmenu:appleMenu];
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| 164 | [[NSApp mainMenu] addItem:menuItem];
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| 165 |
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| 166 | /* Tell the application object that this is now the application menu */
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| 167 | [NSApp setAppleMenu:appleMenu];
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| 168 |
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| 169 | /* Finally give up our references to the objects */
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| 170 | [appleMenu release];
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| 171 | [menuItem release];
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| 172 | }
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| 173 |
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| 174 | /* Create a window menu */
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| 175 | static void setupWindowMenu(void)
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| 176 | {
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| 177 | NSMenu *windowMenu;
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| 178 | NSMenuItem *windowMenuItem;
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| 179 | NSMenuItem *menuItem;
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| 180 |
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| 181 | windowMenu = [[NSMenu alloc] initWithTitle:@"Window"];
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| 182 |
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| 183 | /* "Minimize" item */
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| 184 | menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"];
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| 185 | [windowMenu addItem:menuItem];
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| 186 | [menuItem release];
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| 187 |
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| 188 | /* Put menu into the menubar */
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| 189 | windowMenuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""];
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| 190 | [windowMenuItem setSubmenu:windowMenu];
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| 191 | [[NSApp mainMenu] addItem:windowMenuItem];
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| 192 |
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| 193 | /* Tell the application object that this is now the window menu */
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| 194 | [NSApp setWindowsMenu:windowMenu];
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| 195 |
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| 196 | /* Finally give up our references to the objects */
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| 197 | [windowMenu release];
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| 198 | [windowMenuItem release];
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| 199 | }
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| 200 |
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| 201 | /* Replacement for NSApplicationMain */
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| 202 | static void CustomApplicationMain (int argc, char **argv)
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| 203 | {
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| 204 | NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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| 205 | SDLMain *sdlMain;
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| 206 |
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| 207 | /* Ensure the application object is initialised */
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| 208 | [SDLApplication sharedApplication];
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| 209 |
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| 210 | #ifdef SDL_USE_CPS
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| 211 | {
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| 212 | CPSProcessSerNum PSN;
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| 213 | /* Tell the dock about us */
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| 214 | if (!CPSGetCurrentProcess(&PSN))
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| 215 | if (!CPSEnableForegroundOperation(&PSN,0x03,0x3C,0x2C,0x1103))
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| 216 | if (!CPSSetFrontProcess(&PSN))
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| 217 | [SDLApplication sharedApplication];
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| 218 | }
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| 219 | #endif /* SDL_USE_CPS */
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| 220 |
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| 221 | /* Set up the menubar */
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| 222 | [NSApp setMainMenu:[[NSMenu alloc] init]];
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| 223 | setApplicationMenu();
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| 224 | setupWindowMenu();
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| 225 |
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| 226 | /* Create SDLMain and make it the app delegate */
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| 227 | sdlMain = [[SDLMain alloc] init];
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| 228 | [NSApp setDelegate:sdlMain];
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| 229 |
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| 230 | /* Start the main event loop */
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| 231 | [NSApp run];
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| 232 |
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| 233 | [sdlMain release];
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| 234 | [pool release];
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| 235 | }
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| 236 |
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| 237 | #endif
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| 238 |
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| 239 |
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| 240 | /*
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| 241 | * Catch document open requests...this lets us notice files when the app
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| 242 | * was launched by double-clicking a document, or when a document was
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| 243 | * dragged/dropped on the app's icon. You need to have a
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| 244 | * CFBundleDocumentsType section in your Info.plist to get this message,
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| 245 | * apparently.
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| 246 | *
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| 247 | * Files are added to gArgv, so to the app, they'll look like command line
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| 248 | * arguments. Previously, apps launched from the finder had nothing but
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| 249 | * an argv[0].
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| 250 | *
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| 251 | * This message may be received multiple times to open several docs on launch.
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| 252 | *
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| 253 | * This message is ignored once the app's mainline has been called.
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| 254 | */
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| 255 | - (BOOL)application:(NSApplication *)theApplication openFile:(NSString *)filename
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| 256 | {
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| 257 | const char *temparg;
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| 258 | size_t arglen;
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| 259 | char *arg;
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| 260 | char **newargv;
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| 261 |
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| 262 | if (!gFinderLaunch) /* MacOS is passing command line args. */
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| 263 | return FALSE;
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| 264 |
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| 265 | if (gCalledAppMainline) /* app has started, ignore this document. */
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| 266 | return FALSE;
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| 267 |
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| 268 | temparg = [filename UTF8String];
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| 269 | arglen = SDL_strlen(temparg) + 1;
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| 270 | arg = (char *) SDL_malloc(arglen);
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| 271 | if (arg == NULL)
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| 272 | return FALSE;
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| 273 |
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| 274 | newargv = (char **) realloc(gArgv, sizeof (char *) * (gArgc + 2));
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| 275 | if (newargv == NULL)
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| 276 | {
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| 277 | SDL_free(arg);
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| 278 | return FALSE;
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| 279 | }
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| 280 | gArgv = newargv;
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| 281 |
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| 282 | SDL_strlcpy(arg, temparg, arglen);
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| 283 | gArgv[gArgc++] = arg;
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| 284 | gArgv[gArgc] = NULL;
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| 285 | return TRUE;
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| 286 | }
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| 287 |
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| 288 |
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| 289 | /* Called when the internal event loop has just started running */
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| 290 | - (void) applicationDidFinishLaunching: (NSNotification *) note
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| 291 | {
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| 292 | int status;
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| 293 |
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| 294 | /* Set the working directory to the .app's parent directory */
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| 295 | [self setupWorkingDirectory:gFinderLaunch];
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| 296 |
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| 297 | #if SDL_USE_NIB_FILE
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| 298 | /* Set the main menu to contain the real app name instead of "SDL App" */
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| 299 | [self fixMenu:[NSApp mainMenu] withAppName:getApplicationName()];
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| 300 | #endif
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| 301 |
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| 302 | /* Hand off to main application code */
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| 303 | gCalledAppMainline = TRUE;
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| 304 | status = SDL_main (gArgc, gArgv);
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| 305 |
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| 306 | /* We're done, thank you for playing */
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| 307 | exit(status);
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| 308 | }
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| 309 | @end
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| 310 |
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| 311 |
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| 312 | @implementation NSString (ReplaceSubString)
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| 313 |
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| 314 | - (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString
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| 315 | {
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| 316 | unsigned int bufferSize;
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| 317 | unsigned int selfLen = [self length];
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| 318 | unsigned int aStringLen = [aString length];
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| 319 | unichar *buffer;
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| 320 | NSRange localRange;
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| 321 | NSString *result;
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| 322 |
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| 323 | bufferSize = selfLen + aStringLen - aRange.length;
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| 324 | buffer = NSAllocateMemoryPages(bufferSize*sizeof(unichar));
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| 325 |
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| 326 | /* Get first part into buffer */
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| 327 | localRange.location = 0;
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| 328 | localRange.length = aRange.location;
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| 329 | [self getCharacters:buffer range:localRange];
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| 330 |
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| 331 | /* Get middle part into buffer */
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| 332 | localRange.location = 0;
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| 333 | localRange.length = aStringLen;
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| 334 | [aString getCharacters:(buffer+aRange.location) range:localRange];
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| 335 |
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| 336 | /* Get last part into buffer */
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| 337 | localRange.location = aRange.location + aRange.length;
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| 338 | localRange.length = selfLen - localRange.location;
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| 339 | [self getCharacters:(buffer+aRange.location+aStringLen) range:localRange];
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| 340 |
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| 341 | /* Build output string */
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| 342 | result = [NSString stringWithCharacters:buffer length:bufferSize];
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| 343 |
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| 344 | NSDeallocateMemoryPages(buffer, bufferSize);
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| 345 |
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| 346 | return result;
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| 347 | }
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| 348 |
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| 349 | @end
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| 350 |
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| 351 |
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| 352 |
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| 353 | #ifdef main
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| 354 | # undef main
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| 355 | #endif
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| 356 |
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| 357 |
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| 358 | /* Main entry point to executable - should *not* be SDL_main! */
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| 359 | int main (int argc, char **argv)
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| 360 | {
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| 361 | /* Copy the arguments into a global variable */
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| 362 | /* This is passed if we are launched by double-clicking */
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| 363 | if ( argc >= 2 && strncmp (argv[1], "-psn", 4) == 0 ) {
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| 364 | gArgv = (char **) SDL_malloc(sizeof (char *) * 2);
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| 365 | gArgv[0] = argv[0];
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| 366 | gArgv[1] = NULL;
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| 367 | gArgc = 1;
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| 368 | gFinderLaunch = YES;
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| 369 | } else {
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| 370 | int i;
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| 371 | gArgc = argc;
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| 372 | gArgv = (char **) SDL_malloc(sizeof (char *) * (argc+1));
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| 373 | for (i = 0; i <= argc; i++)
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| 374 | gArgv[i] = argv[i];
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| 375 | gFinderLaunch = NO;
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| 376 | }
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| 377 |
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| 378 | #if SDL_USE_NIB_FILE
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| 379 | [SDLApplication poseAsClass:[NSApplication class]];
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| 380 | NSApplicationMain (argc, argv);
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| 381 | #else
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| 382 | CustomApplicationMain (argc, argv);
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| 383 | #endif
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| 384 | return 0;
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| 385 | }
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| 386 |
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