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****************************************************************************/

#ifndef QHALSERVICE_H
#define QHALSERVICE_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <qmobilityglobal.h>

#include <QtDBus/QtDBus>
#include <QtDBus/QDBusConnection>
#include <QtDBus/QDBusError>
#include <QtDBus/QDBusInterface>
#include <QtDBus/QDBusMessage>
#include <QtDBus/QDBusReply>
#include <QtDBus/QDBusPendingCallWatcher>

#include <QVariantList>

#define HAL_DBUS_SERVICE "org.freedesktop.Hal"

#define HAL_DBUS_PATH "/org/freedesktop/Hal"
#define HAL_DBUS_INTERFACE "org.freedesktop.Hal"

#define HAL_DBUS_MANAGER_PATH "/org/freedesktop/Hal/Manager"
#define HAL_DBUS_MANAGER_INTERFACE "org.freedesktop.Hal.Manager"

#define HAL_DEVICE_PATH "/org/freedesktop/Hal/Device"
#define HAL_DEVICE_INTERFACE "org.freedesktop.Hal.Device"

#define HAL_DEVICES_PATH "/org/freedesktop/Hal/devices"

#define HAL_DEVICES_LAPTOPPANEL_INTERFACE "org.freedesktop.Hal.Device.LaptopPanel"
#define HAL_DEVICE_KILLSWITCH_INTERFACE "org.freedesktop.Hal.Device.KillSwitch"

QTM_BEGIN_NAMESPACE

typedef struct halProp {
    QString propertyName;
    bool added;
    bool removed;
} HalProperty;

typedef QList<HalProperty> QHalPropertyList;

QTM_END_NAMESPACE

Q_DECLARE_METATYPE(QTM_PREPEND_NAMESPACE(QHalPropertyList))

QTM_BEGIN_NAMESPACE

class QHalInterfacePrivate;
class QHalInterface : public QObject
{
    Q_OBJECT

public:

    QHalInterface(QObject *parent = 0);
    ~QHalInterface();

    bool isValid();
    QDBusInterface *connectionInterface() const;
    QStringList findDeviceByCapability(const QString &cap);
    QStringList getAllDevices();
    bool deviceExists(const QString &path);

private Q_SLOTS:
private:
        QHalInterfacePrivate *d;

};

class QHalDeviceInterfacePrivate;
class QHalDeviceInterface : public QObject
{
    Q_OBJECT
    
public:
    QHalDeviceInterface(const QString &devicePathName, QObject *parent = 0);
    ~QHalDeviceInterface();

    bool isValid();
    bool getPropertyBool(const QString &prop);
    QString getPropertyString(const QString &prop);
    QStringList getPropertyStringList(const QString &prop);
    qint32 getPropertyInt(const QString &prop);

    bool queryCapability(const QString &cap);
    bool setConnections();
    bool propertyExists(const QString &);

Q_SIGNALS:
    void propertyModified( int,  QVariantList);

private:
        QHalDeviceInterfacePrivate *d;

};

class QHalDeviceLaptopPanelInterfacePrivate;
class QHalDeviceLaptopPanelInterface : public QObject
{
    Q_OBJECT

public:
    QHalDeviceLaptopPanelInterface(const QString &devicePathName, QObject *parent = 0);
    ~QHalDeviceLaptopPanelInterface();
    bool isValid();
public:
    quint32 getBrightness();
    void setBrightness(quint32);

private:
        QHalDeviceLaptopPanelInterfacePrivate *d;
};

class QHalDeviceKillSwitchInterfacePrivate;
class QHalDeviceKillSwitchInterface : public QObject
{
    Q_OBJECT

public:
    QHalDeviceKillSwitchInterface(const QString &devicePathName, QObject *parent = 0);
    ~QHalDeviceKillSwitchInterface();
    bool isValid();
public:
    quint32 getPower(); //returns 1 if on

private:
        QHalDeviceKillSwitchInterfacePrivate *d;
};

QTM_END_NAMESPACE

#endif //