76 lines
2.6 KiB
Java
76 lines
2.6 KiB
Java
/*
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* Copyright (c) 1997, 2000, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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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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*
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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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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package javax.swing.text;
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import java.awt.Component;
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import javax.swing.event.ChangeListener;
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import javax.swing.event.ChangeEvent;
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import java.util.Enumeration;
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import java.util.Hashtable;
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/**
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* A collection of attributes to associate with an element in a document.
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* Since these are typically used to associate character and paragraph
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* styles with the element, operations for this are provided. Other
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* customized attributes that get associated with the element will
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* effectively be name-value pairs that live in a hierarchy and if a name
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* (key) is not found locally, the request is forwarded to the parent.
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* Commonly used attributes are separated out to facilitate alternative
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* implementations that are more efficient.
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*
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* @author Timothy Prinzing
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*/
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public interface Style extends MutableAttributeSet {
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/**
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* Fetches the name of the style. A style is not required to be named,
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* so <code>null</code> is returned if there is no name
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* associated with the style.
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*
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* @return the name
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*/
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public String getName();
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/**
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* Adds a listener to track whenever an attribute
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* has been changed.
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*
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* @param l the change listener
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*/
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public void addChangeListener(ChangeListener l);
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/**
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* Removes a listener that was tracking attribute changes.
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*
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* @param l the change listener
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*/
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public void removeChangeListener(ChangeListener l);
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}
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