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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SYMBIANDEVICEMANAGER_H
#define SYMBIANDEVICEMANAGER_H
#include "symbianutils_global.h"
#include <QtCore/QObject>
#include <QtCore/QExplicitlySharedDataPointer>
#include <QtCore/QSharedPointer>
QT_BEGIN_NAMESPACE
class QDebug;
class QTextStream;
QT_END_NAMESPACE
namespace trk {
class TrkDevice;
}
namespace SymbianUtils {
struct SymbianDeviceManagerPrivate;
class SymbianDeviceData;
enum DeviceCommunicationType {
SerialPortCommunication = 0,
BlueToothCommunication = 1
};
// SymbianDevice: Explicitly shared device data and a TrkDevice
// instance that can be acquired (exclusively) for use.
// A device removal from the manager will result in the
// device being closed.
class SYMBIANUTILS_EXPORT SymbianDevice {
explicit SymbianDevice(SymbianDeviceData *data);
friend class SymbianDeviceManager;
public:
typedef QSharedPointer<trk::TrkDevice> TrkDevicePtr;
SymbianDevice();
SymbianDevice(const SymbianDevice &rhs);
SymbianDevice &operator=(const SymbianDevice &rhs);
~SymbianDevice();
int compare(const SymbianDevice &rhs) const;
DeviceCommunicationType type() const;
bool isNull() const;
QString portName() const;
QString friendlyName() const;
QString additionalInformation() const;
void setAdditionalInformation(const QString &);
// Acquire: Mark the device as 'out' and return a shared pointer
// unless it is already in use by another owner. The result should not
// be passed on further.
TrkDevicePtr acquireDevice();
// Give back a device and mark it as 'free'.
void releaseDevice(TrkDevicePtr *ptr = 0);
bool isOpen() const;
// Windows only.
QString deviceDesc() const;
QString manufacturer() const;
void format(QTextStream &str) const;
QString toString() const;
private:
void forcedClose();
QExplicitlySharedDataPointer<SymbianDeviceData> m_data;
};
SYMBIANUTILS_EXPORT QDebug operator<<(QDebug d, const SymbianDevice &);
inline bool operator==(const SymbianDevice &d1, const SymbianDevice &d2)
{ return d1.compare(d2) == 0; }
inline bool operator!=(const SymbianDevice &d1, const SymbianDevice &d2)
{ return d1.compare(d2) != 0; }
inline bool operator<(const SymbianDevice &d1, const SymbianDevice &d2)
{ return d1.compare(d2) < 0; }
/* SymbianDeviceManager: Singleton that maintains a list of Symbian devices.
* and emits change signals.
* On Windows, the update slot must be connected to a [delayed] signal
* emitted from an event handler listening for WM_DEVICECHANGE.
* Device removal will result in the device being closed. */
class SYMBIANUTILS_EXPORT SymbianDeviceManager : public QObject
{
Q_OBJECT
public:
typedef QList<SymbianDevice> SymbianDeviceList;
typedef QSharedPointer<trk::TrkDevice> TrkDevicePtr;
static const char *linuxBlueToothDeviceRootC;
// Do not use this constructor, it is just public for Q_GLOBAL_STATIC
explicit SymbianDeviceManager(QObject *parent = 0);
virtual ~SymbianDeviceManager();
// Singleton access.
static SymbianDeviceManager *instance();
SymbianDeviceList devices() const;
QString toString() const;
// Acquire a device for use. See releaseDevice().
TrkDevicePtr acquireDevice(const QString &port);
int findByPortName(const QString &p) const;
QString friendlyNameForPort(const QString &port) const;
public slots:
void update();
// Relase a device, make it available for further use.
void releaseDevice(const QString &port);
void setAdditionalInformation(const QString &port, const QString &ai);
signals:
void deviceRemoved(const SymbianUtils::SymbianDevice &d);
void deviceAdded(const SymbianUtils::SymbianDevice &d);
void updated();
private:
void ensureInitialized() const;
void update(bool emitSignals);
SymbianDeviceList serialPorts() const;
SymbianDeviceList blueToothDevices() const;
SymbianDeviceManagerPrivate *d;
};
SYMBIANUTILS_EXPORT QDebug operator<<(QDebug d, const SymbianDeviceManager &);
} // namespace SymbianUtils
#endif // SYMBIANDEVICEMANAGER_H
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