#include "tmstimer.h"

// FORWARD DECLARATIONS

class TMSTimer;

class TMSCSDevSoundObserver;

NONSHARABLE_CLASS(TMSCSDevSound) : public CBase,

                                   public MDevSoundObserver,

                                   public TMSTimerObserver

    virtual ~TMSCSDevSound();

     * Activates the DevSound stream.

     * Stream activation status is indicated by TMSCSDevSoundObserver callback

     * methods. If the stream is already active or being activated, call to

     * this will result in no action.

    virtual void Activate(const gint retrytime);

     * Deactivates an active DevSound stream.

    virtual void Deactivate(gboolean reset = TRUE);

    /*

     * Returns DevSound instance associated with the stream.

     */

     * Indicates DevSound initialization status.

    void BufferToBeFilled(CMMFBuffer* /*aBuffer*/) {}

    void PlayError(TInt /*aError*/) {}

    void ToneFinished(TInt /*aError*/) {}

    /**

     * From MDevSoundObserver

     * Empty implementation

     */

    void BufferToBeEmptied(CMMFBuffer* /*aBuffer*/) {}

    void RecordError(TInt /*aError*/) {}

    void ConvertError(TInt /*aError*/) {}

    void DeviceMessage(TUid /*aMessageType*/, const TDesC8& /*aMsg*/) {}

    /*

     * From TMSTimerObserver.

     * Called upon timer timeout event.

    void TimerEvent();

    TMSCSDevSound(TMSCSDevSoundObserver& observer);

    void ConstructL(const TMSStreamType strmtype, const gint retrytime);

    void InitializeL();

    void NotifyEvent(gint error);

    void StartTimer();

    void CancelTimer();

     * Indication of DevSound activated state. TRUE == stream activated.

     * Derived class has to update this.

    gboolean iActive;

     * Indication of an ongoing DevSound activation.

    gboolean iActivationOngoing;

     * Devsound instance associated with the stream.

     * An observer subscribing to TMSCSDevSound notifications.

    TMSCSDevSoundObserver& iObserver;

    TMSStreamType iStreamType;

    gint iPreference;

    gint iPriority;

    TMMFState iMode;

    /*

     * For retry timer

     */

    gint iInitRetryTime;

    gint iStartRetryTime;

    TMSTimer* iTimer;

    gint iTimeout;