ioef/code/sys/sys_osx.m

/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.

This file is part of Quake III Arena source code.

Quake III Arena source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.

Quake III Arena source code is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/

#ifndef MACOS_X
#error This file is for Mac OS X only. You probably should not compile it.
#endif

// Please note that this file is just some Mac-specific bits. Most of the
// Mac OS X code is shared with other Unix platforms in sys_unix.c ...

#include "../qcommon/q_shared.h"
#include "../qcommon/qcommon.h"
#include "sys_local.h"

#import <Carbon/Carbon.h>
#import <Cocoa/Cocoa.h>

/*
================
Sys_TempPath
================
*/
const char *Sys_TempPath( void )
{
        static UInt8 posixPath[ MAX_OSPATH ];
        FSRef ref;
        if( FSFindFolder( kOnAppropriateDisk,
                kTemporaryFolderType, kCreateFolder, &ref ) == noErr )
        {
                if( FSRefMakePath( &ref, posixPath,
                        sizeof( posixPath ) - 1 ) == noErr )
                {
                        return (const char *)posixPath;
                }
        }

        return "/tmp";
}

/*
==============
Sys_Dialog

Display an OS X dialog box
==============
*/
dialogResult_t Sys_Dialog( dialogType_t type, const char *message, const char *title )
{
	NSAlert* alert = [NSAlert new];
	
	[alert setMessageText: [NSString stringWithUTF8String: title]];
	[alert setInformativeText: [NSString stringWithUTF8String: message]];
	
	if( type == DT_ERROR )
		[alert setAlertStyle: NSCriticalAlertStyle];
	else
		[alert setAlertStyle: NSWarningAlertStyle];
	
	switch( type )
	{
		default:
			[alert runModal];
			return DR_OK;
			
		case DT_YES_NO:
			[alert addButtonWithTitle: @"Yes"];
			[alert addButtonWithTitle: @"No"];
			switch( [alert runModal] )
			{
				default:
				case NSAlertFirstButtonReturn: return DR_YES;
				case NSAlertSecondButtonReturn: return DR_NO;
			}
			
		case DT_OK_CANCEL:
			[alert addButtonWithTitle: @"OK"];
			[alert addButtonWithTitle: @"Cancel"];
			
			switch( [alert runModal] )
			{
				default:
				case NSAlertFirstButtonReturn: return DR_OK;
				case NSAlertSecondButtonReturn: return DR_CANCEL;
			}
	}
}

/*
=================
Sys_StripAppBundle

Discovers if passed dir is suffixed with the directory structure of a Mac OS X
.app bundle. If it is, the .app directory structure is stripped off the end and
the result is returned. If not, dir is returned untouched.
=================
*/
char *Sys_StripAppBundle( char *dir )
{
	static char cwd[MAX_OSPATH];

	Q_strncpyz(cwd, dir, sizeof(cwd));
	if(strcmp(Sys_Basename(cwd), "MacOS"))
		return dir;
	Q_strncpyz(cwd, Sys_Dirname(cwd), sizeof(cwd));
	if(strcmp(Sys_Basename(cwd), "Contents"))
		return dir;
	Q_strncpyz(cwd, Sys_Dirname(cwd), sizeof(cwd));
	if(!strstr(Sys_Basename(cwd), ".app"))
		return dir;
	Q_strncpyz(cwd, Sys_Dirname(cwd), sizeof(cwd));
	return cwd;
}