| /* |
| * Copyright (c) 1997, 2000, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package javax.swing.text; |
| |
| import java.awt.Component; |
| import javax.swing.event.ChangeListener; |
| import javax.swing.event.ChangeEvent; |
| |
| import java.util.Enumeration; |
| import java.util.Hashtable; |
| |
| |
| |
| /** |
| * A collection of attributes to associate with an element in a document. |
| * Since these are typically used to associate character and paragraph |
| * styles with the element, operations for this are provided. Other |
| * customized attributes that get associated with the element will |
| * effectively be name-value pairs that live in a hierarchy and if a name |
| * (key) is not found locally, the request is forwarded to the parent. |
| * Commonly used attributes are separated out to facilitate alternative |
| * implementations that are more efficient. |
| * |
| * @author Timothy Prinzing |
| */ |
| public interface Style extends MutableAttributeSet { |
| |
| /** |
| * Fetches the name of the style. A style is not required to be named, |
| * so <code>null</code> is returned if there is no name |
| * associated with the style. |
| * |
| * @return the name |
| */ |
| public String getName(); |
| |
| /** |
| * Adds a listener to track whenever an attribute |
| * has been changed. |
| * |
| * @param l the change listener |
| */ |
| public void addChangeListener(ChangeListener l); |
| |
| /** |
| * Removes a listener that was tracking attribute changes. |
| * |
| * @param l the change listener |
| */ |
| public void removeChangeListener(ChangeListener l); |
| |
| |
| } |