com.softsynth.jmsl
Class NullMusicDevice

java.lang.Object
  com.softsynth.jmsl.NullMusicDevice

All Implemented Interfaces:

Editable, MusicDevice

public class NullMusicDevice
extends java.lang.Object
implements MusicDevice

A do-nothing MusicDevice

Author:

Nick Didkovsky, email: didkovn@mail.rockefeller.edu, (c) 2003 Nick Didkovsky, all rights reserved.

Method Summary

void	addEditListener(EditListener listener)
void	close()
void	edit(java.awt.Frame f) Bring up a Dialog for editing, for example
boolean	getEditEnabled()
static NullMusicDevice	instance()
void	open()
void	removeEditListener(EditListener listener)
void	setEditEnabled(boolean flag) Set a flag.

Methods inherited from class java.lang.Object

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

Method Detail

instance

public static NullMusicDevice instance()

Returns:

singleton instance of this class

open

public void open()

Specified by:

open in interface MusicDevice

close

public void close()

Specified by:

close in interface MusicDevice

edit

public void edit(java.awt.Frame f)

Description copied from interface: Editable

Bring up a Dialog for editing, for example

Specified by:

edit in interface Editable

addEditListener

public void addEditListener(EditListener listener)

Specified by:

addEditListener in interface Editable

removeEditListener

public void removeEditListener(EditListener listener)

Specified by:

removeEditListener in interface Editable

setEditEnabled

public void setEditEnabled(boolean flag)

Description copied from interface: Editable

Set a flag. For example you might setEditEnabled(false) after first edit(), or you might hard code values for some Editable class and so want to disable editing.

Specified by:

setEditEnabled in interface Editable

getEditEnabled

public boolean getEditEnabled()

Specified by:

getEditEnabled in interface Editable

Returns:

flag