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/* FocusEvent.java -- Generated for a focus change.
Copyright (C) 1999 Free Software Foundation, Inc.
This file is part of the non-peer AWT libraries of GNU Classpath.
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published
by the Free Software Foundation, either version 2 of the License, or
(at your option) any later verion.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; if not, write to the Free Software Foundation
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307 USA. */
package java.awt.event;
import java.awt.Component;
/**
* This class represents an event generated when a focus change occurs
* for a component.
*
* @author Aaron M. Renn (arenn@urbanophile.com)
*/
public class FocusEvent extends ComponentEvent implements java.io.Serializable
{
/*
* Static Variables
*/
/**
* This is the first id in the range of ids used by this class.
*/
public static final int FOCUS_FIRST = 1004;
/**
* This is the last id in the range of ids used by this class.
*/
public static final int FOCUS_LAST = 1005;
/**
* This is the event id for a focus gained event.
*/
public static final int FOCUS_GAINED = 1004;
/**
* This is the event id for a focus lost event.
*/
public static final int FOCUS_LOST = 1005;
/*************************************************************************/
/*
* Instance Variables
*/
/**
* @serial Indicates whether or not the focus change is temporary
*/
private boolean temporary;
/*************************************************************************/
/*
* Constructors
*/
/**
* Initializes a new instance of <code>FocusEvent</code> with the
* specified source and id.
*
* @param source The component that is gaining or losing focus.
* @param id The event id.
*/
public
FocusEvent(Component source, int id)
{
super(source, id);
}
/*************************************************************************/
/**
* Initializes a new instance of <code>FocusEvent</code> with the
* specified source and id. A third parameter indicates whether or
* not the focus change is temporary.
*
* @param source The component that is gaining or losing focus.
* @param id The event id.
* @param temporary <code>true</code> if the focus change is temporary,
* <code>false</code> otherwise.
*/
public
FocusEvent(Component source, int id, boolean temporary)
{
this(source, id);
this.temporary = temporary;
}
/*************************************************************************/
/*
* Instance Methods
*/
/**
* This method tests whether or not the focus change is temporary or
* permanent.
*
* @return <code>true</code> if the focus change is temporary,
* <code>false</code> otherwise.
*/
public boolean
isTemporary()
{
return(temporary);
}
/*************************************************************************/
/**
* Returns a string identifying this event.
*
* @return A string identifying this event.
*/
public String
paramString()
{
return(getClass().getName() + " source=" + getSource() + " id=" + getID() +
" temporary=" + isTemporary());
}
} // class FocusEvent
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