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    41 

    42 #ifndef QGEOSATELLITEINFOSOURCE_MAEMO5_H

    43 #define QGEOSATELLITEINFOSOURCE_MAEMO5_H

    44 

    45 #include <QTimer>

    46 #include "qgeosatelliteinfosource.h"

    47 #include "qgeosatelliteinfo.h"

    48 

    49 #define INIT_OK                     0

    50 #define INIT_FAILED                 -1

    51 #define MINIMUM_UPDATE_INTERVAL     1000

    52 #define DEFAULT_UPDATE_INTERVAL     5000

    53 #define POWERSAVE_THRESHOLD         180000

    54 #define POWERSAVE_POWERON_PERIOD    120000

    55 

    56 QTM_BEGIN_NAMESPACE

    57 

    58 class LiblocationWrapper;

    59 

    60 class QGeoSatelliteInfoSourceMaemo : public QGeoSatelliteInfoSource

    61 {

    62     Q_OBJECT

    63     

    64 public:

    65     explicit QGeoSatelliteInfoSourceMaemo(QObject *parent = 0);

    66 

    67     int init();

    68 

    69 private:

    70     int client_id_;

    71     void setUpdateInterval(int interval);

    72     QTimer *updateTimer;

    73     QTimer *requestTimer;

    74     int timerInterval;

    75     void activateTimer();

    76     void startLocationDaemon();

    77 

    78     enum SatelliteInfoState {

    79         Undefined = 0,

    80         Started = 1,

    81         Stopped = 2,

    82         RequestActive = 4,

    83         PowersaveActive = 8

    84     };

    85     int satelliteInfoState;

    86 

    87 public slots:

    88     virtual void startUpdates();

    89     void stopUpdates();

    90     void requestUpdate(int timeout = 5000);

    91     void satelliteStatus();

    92     

    93 signals:

    94     void satellitesInViewUpdated(const QList<QGeoSatelliteInfo> &satellites);

    95     void satellitesInUseUpdated(const QList<QGeoSatelliteInfo> &satellites);

    96     void requestTimeout();

    97 

    98 private slots:

    99     void requestTimeoutElapsed();

   100 

   101 private:

   102     Q_DISABLE_COPY(QGeoSatelliteInfoSourceMaemo)

   103 };

   104 

   105 QTM_END_NAMESPACE

   106 

   107 #endif // QGEOSATELLITEINFOSOURCE_MAEMO5_H

   108