29 

    29 

    30     virtual void radioStatusChanged( bool radioIsOn );

    30     virtual void radioStatusChanged( bool radioIsOn );

    31 

    31 

    32     virtual void rdsAvailabilityChanged( bool available );

    32     virtual void rdsAvailabilityChanged( bool available );

    33 

    33 

    34     virtual void volumeChanged( int volume );

    36     virtual void volumeChanged( int volume );

    35     virtual void muteChanged( bool muted );

    37     virtual void muteChanged( bool muted );

    36 

    38 

    37     virtual void audioRouteChanged( bool loudspeaker );

    39     virtual void audioRouteChanged( bool loudspeaker );

    38     virtual void antennaStatusChanged( bool connected );

    40     virtual void antennaStatusChanged( bool connected );