/****************************************************************************
 **
 ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
 ** Contact: http://www.qt-project.org/legal
 **
 ** This file is part of the QtCore module of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** Commercial License Usage
 ** Licensees holding valid commercial Qt licenses may use this file in
 ** accordance with the commercial license agreement provided with the
 ** Software or, alternatively, in accordance with the terms contained in
 ** a written agreement between you and Digia.  For licensing terms and
 ** conditions see http://qt.digia.com/licensing.  For further information
 ** use the contact form at http://qt.digia.com/contact-us.
 **
 ** GNU Lesser General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU Lesser
 ** General Public License version 2.1 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.LGPL included in the
 ** packaging of this file.  Please review the following information to
 ** ensure the GNU Lesser General Public License version 2.1 requirements
 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
 ** In addition, as a special exception, Digia gives you certain additional
 ** rights.  These rights are described in the Digia Qt LGPL Exception
 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** GNU General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU
 ** General Public License version 3.0 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.  Please review the following information to
 ** ensure the GNU General Public License version 3.0 requirements will be
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

#include <private/qcore_mac_p.h>

#ifdef Q_OS_IOS
#import <UIKit/UIKit.h>
#endif

QT_BEGIN_NAMESPACE

NSString *QCFString::toNSString(const QString &string)
{
    // The const cast below is safe: CfStringRef is immutable and so is NSString.
    return [const_cast<NSString *>(reinterpret_cast<const NSString *>(toCFStringRef(string))) autorelease];
}

QString QCFString::toQString(const NSString *nsstr)
{
    return toQString(reinterpret_cast<CFStringRef>(nsstr));
}

#ifdef Q_OS_IOS
QSysInfo::MacVersion qt_ios_version()
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

    int major = 0, minor = 0;
    NSArray *components = [[UIDevice currentDevice].systemVersion componentsSeparatedByString:@"."];
    switch ([components count]) {
    case 3:
        // We don't care about the patch version
    case 2:
        minor = [[components objectAtIndex:1] intValue];
        // fall through
    case 1:
        major = [[components objectAtIndex:0] intValue];
        break;
    default:
        Q_UNREACHABLE();
    }

    [pool release];

    return QSysInfo::MacVersion(Q_MV_IOS(major, minor));
}
#endif

QT_END_NAMESPACE