Package org.jjazz.musiccontrol.api

Class PlaybackListenerAdapter

java.lang.Object

org.jjazz.musiccontrol.api.PlaybackListenerAdapter

All Implemented Interfaces:

PlaybackListener

public class PlaybackListenerAdapter
extends Object
implements PlaybackListener

Convenience class.

Note that methods are called on the Swing Event Dispatching Thread. Event handling must be time-efficient.

Constructor Summary

Constructors

Constructor	Description
PlaybackListenerAdapter()

Method Summary

Modifier and Type	Method	Description
void	beatChanged(Position oldPos, Position newPos, float newPosInBeats)	Called on each beat change.
void	chordSymbolChanged(CLI_ChordSymbol chordSymbol)	Called on chord symbol change.
void	enabledChanged(boolean b)	The enable status has changed.
void	midiActivity(long tick, int channel)	Indicates some musical activity on specified channel at specified time.
void	songPartChanged(SongPart newSpt)	Called on SongPart change.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

PlaybackListenerAdapter

public PlaybackListenerAdapter()

Method Details

beatChanged

public void beatChanged(Position oldPos,
 Position newPos,
 float newPosInBeats)

Description copied from interface: PlaybackListener

Called on each beat change.

Specified by:

beatChanged in interface PlaybackListener

newPosInBeats - Might be -1 when information is not available

midiActivity

public void midiActivity(long tick,
 int channel)

Description copied from interface: PlaybackListener

Indicates some musical activity on specified channel at specified time.

Should be used only for non-accurate "musical activity " indicators : if several notes are played in a brief period time, only one event will be fired.

Specified by:

midiActivity in interface PlaybackListener

Parameters:

tick - The approximate tick of the Midi activity. Can be -1 if no tick information available.

chordSymbolChanged

public void chordSymbolChanged(CLI_ChordSymbol chordSymbol)

Description copied from interface: PlaybackListener

Called on chord symbol change.

Specified by:

chordSymbolChanged in interface PlaybackListener

Parameters:

chordSymbol - The current chord symbol with an absolute position (position within the entire song structure).

songPartChanged

public void songPartChanged(SongPart newSpt)

Description copied from interface: PlaybackListener

Called on SongPart change.

Specified by:

songPartChanged in interface PlaybackListener

enabledChanged

public void enabledChanged(boolean b)

Description copied from interface: PlaybackListener

The enable status has changed.

Specified by:

enabledChanged in interface PlaybackListener

Parameters:

b - If false the MusicController is not able anymore to send events, except for the midiActivity which will continue to work.