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* @(#)HelpAction.java 1.2 06/10/30
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* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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import java.beans.PropertyChangeListener;
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* @author Stepan Marek
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* @version 1.2 10/30/06
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public interface HelpAction {
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/** Getter for property enabled.
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* @return Value of property enabled.
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public boolean isEnabled();
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/** Setter for property enabled.
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* @param enabled New value of property enabled.
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public void setEnabled(boolean enabled);
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/** Getter for property control.
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* @return Value of property control.
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public Object getControl();
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* Gets one of this object's properties
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* using the associated key.
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public Object getValue(String key);
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* Sets one of this object's properties
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* using the associated key. If the value has
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* changed, a <code>PropertyChangeEvent</code> is sent
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* @param key a <code>String</code> containing the key
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* @param value an <code>Object</code> value
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public void putValue(String key, Object value);
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* Adds a <code>PropertyChange</code> listener. Containers and attached
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* components use these methods to register interest in this
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* <code>Action</code> object. When its enabled state or other property
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* changes, the registered listeners are informed of the change.
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* @param listener a <code>PropertyChangeListener</code> object
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public void addPropertyChangeListener(PropertyChangeListener listener);
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* Removes a <code>PropertyChange</code> listener.
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* @param listener a <code>PropertyChangeListener</code> object
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* @see #addPropertyChangeListener
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public void removePropertyChangeListener(PropertyChangeListener listener);