javax.media.GainChangeEvent Maven / Gradle / Ivy
/**
This is not an official specification document, and usage is restricted.
NOTICE
(c) 2005-2008 Sun Microsystems, Inc. All Rights Reserved.
Neither this file nor any files generated from it describe a complete
specification, and they may only be used as described below.
Sun Microsystems Inc. owns the copyright in this file and it is provided
to you for informative use only. For example,
this file and any files generated from it may be used to generate other documentation,
such as a unified set of documents of API signatures for a platform
that includes technologies expressed as Java APIs.
This file may also be used to produce "compilation stubs,"
which allow applications to be compiled and validated for such platforms.
By contrast, no permission is given for you to incorporate this file,
in whole or in part, in an implementation of a Java specification.
Any work generated from this file, such as unified javadocs or compiled
stub files, must be accompanied by this notice in its entirety.
This work corresponds to the API signatures of JSR 927: Java TV API 1.1.1.
In the event of a discrepency between this work and the JSR 927 specification,
which is available at http://www.jcp.org/en/jsr/detail?id=927, the latter takes precedence.
*/
package javax.media;
/**
* A GainChangeEvent is posted by a
* GainControl when its state has been updated.
*
* @see GainControl
* @see GainChangeListener
*
* @version 1.15, 05/10/17
*/
public class GainChangeEvent extends java.util.EventObject implements MediaEvent
{
GainControl eventSrc;
boolean newMute;
float newDB;
float newLevel;
public GainChangeEvent(GainControl from, boolean mute, float dB, float
level)
{ super(from); }
/**
* Get the object that posted this event.
*
* @return The object that posted this event.
*/
public Object getSource() {
return null;
}
/**
* Get the GainControl that posted this event.
*
* @return The GainControl that posted this event.
*/
public GainControl getSourceGainControl() {
return null;
}
/**
* Get the GainControl's new gain value in dB.
*
* @return The GainControl's new gain value, in dB.
*/
public float getDB() {
return 0.0f;
}
/**
* Get the GainControl's new gain value in the level scale.
*
* @return The GainControl's new gain, in the level scale.
*/
public float getLevel() {
return 0.0f;
}
/**
* Get the GainControl's new mute value.
*
* @return The GainControl's new mute value.
*/
public boolean getMute() {
return false;
}
}