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-rw-r--r--libjava/javax/swing/AbstractSpinnerModel.java117
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diff --git a/libjava/javax/swing/AbstractSpinnerModel.java b/libjava/javax/swing/AbstractSpinnerModel.java
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-/* AbstractSpinnerModel.java --
- Copyright (C) 2004 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath 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
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package javax.swing;
-
-import java.util.EventListener;
-
-import javax.swing.event.ChangeEvent;
-import javax.swing.event.ChangeListener;
-import javax.swing.event.EventListenerList;
-
-/**
- * AbstractSpinnerModel
- * @author Ka-Hing Cheung
- * @version 1.0
- */
-public abstract class AbstractSpinnerModel implements SpinnerModel
-{
- private ChangeEvent changeEvent = new ChangeEvent(this);
-
- protected EventListenerList listenerList = new EventListenerList();
-
- /**
- * Creates an <code>AbstractSpinnerModel</code>.
- */
- public AbstractSpinnerModel()
- {
- }
-
- /**
- * Adds a <code>ChangeListener</code>.
- *
- * @param listener the listener to add
- */
- public void addChangeListener(ChangeListener listener)
- {
- listenerList.add(ChangeListener.class, listener);
- }
-
- /**
- * Gets all the listeners that are of a particular type.
- *
- * @param c the type of listener
- * @return the listeners that are of the specific type
- */
- public EventListener[] getListeners(Class c)
- {
- return listenerList.getListeners(c);
- }
-
- /**
- * Gets all the <code>ChangeListener</code>s.
- *
- * @return all the <code>ChangeListener</code>s
- */
- public ChangeListener[] getChangeListeners()
- {
- return (ChangeListener[]) listenerList.getListeners(ChangeListener.class);
- }
-
- /**
- * Remove a particular listener.
- *
- * @param listener the listener to remove
- */
- public void removeChangeListener(ChangeListener listener)
- {
- listenerList.remove(ChangeListener.class, listener);
- }
-
- /**
- * Fires a <code>ChangeEvent</code> to all the <code>ChangeListener</code>s
- * added to this model
- */
- protected void fireStateChanged()
- {
- ChangeListener[] listeners = getChangeListeners();
-
- for(int i = 0; i < listeners.length; ++i)
- listeners[i].stateChanged(changeEvent);
- }
-}