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#ifndef QGEOINFOTHREAD_WINCE_P_H

#define QGEOINFOTHREAD_WINCE_P_H

#include "qmobilityglobal.h"

#include <QThread>

#include <QMutex>

#include <QWaitCondition>

#include <QDateTime>

#include <windows.h>

// including requires <windows.h>

#include <gpsapi.h>

// including requires <windows.h>

// included here rather than in the cpp file to make sure it is included after <windows.h>

#include <service.h> // used for SERVICE_STATE_ constants

QTM_BEGIN_NAMESPACE

// Used to determine if the dataUpdated signal should be emitted by a QGeoInfoThreadWinCE instance.

// If valid() returns false the QGeoInfoThreadWinCE instance will ignore the data.

// This is subclassed in order to filter for valid position or satellite data in GPS_POSITION

// structs.

class QGeoInfoValidator

{

public:

    QGeoInfoValidator();

    virtual ~QGeoInfoValidator();

    virtual bool valid(const GPS_POSITION &data) const = 0;

};

class QGeoInfoThreadWinCE : public QThread

{

    Q_OBJECT

public:

    enum {

        // The default timeout for requests if none is specified.

        DefaultRequestTimeout = 10000,

        // The maximum time to spend waiting for GPS events in the main loop of the thread.

        MaximumMainLoopWaitTime = 5000

    };

    QGeoInfoThreadWinCE(QGeoInfoValidator *validator, bool timeoutsForPeriodicUpdates, QObject *parent = 0);

    ~QGeoInfoThreadWinCE();

//public slots:

    void requestUpdate(int timeout = 5000);

    void startUpdates();

    void stopUpdates();

    void setUpdateInterval(int updateInterval);

signals:

    void dataUpdated(GPS_POSITION data);

    void updateTimeout();

protected:

    void run();

private:

    void wakeUp();

    QDateTime currentDateTime();

    int msecsTo(QDateTime from, QDateTime to);

    QGeoInfoValidator *validator;

    bool timeoutsForPeriodicUpdates;

    bool requestScheduled;

    qint32 requestInterval;

    QDateTime requestNextTime;

    bool updatesScheduled;

    qint32 updatesInterval;

    QDateTime updatesNextTime;

    bool stopping;

    bool gpsReachedOnState;

    bool hasLastPosition;

    bool invalidDataReceived;

    bool updateTimeoutTriggered;

    GPS_POSITION m_lastPosition;

    QMutex mutex;

    QWaitCondition statusUpdated;

    HANDLE m_gps;

    HANDLE m_newDataEvent;

    HANDLE m_gpsStateChange;

    HANDLE m_wakeUpEvent;

};

QTM_END_NAMESPACE

#endif //#ifndef QGEOINFOTHREAD_WINCE_P_H