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Diffstat (limited to 'src/share/classes/javax/swing/text/Style.java')
-rw-r--r-- | src/share/classes/javax/swing/text/Style.java | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/share/classes/javax/swing/text/Style.java b/src/share/classes/javax/swing/text/Style.java new file mode 100644 index 000000000..ec31c5bfb --- /dev/null +++ b/src/share/classes/javax/swing/text/Style.java @@ -0,0 +1,75 @@ +/* + * Copyright 1997-2000 Sun Microsystems, Inc. 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. Sun designates this + * particular file as subject to the "Classpath" exception as provided + * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.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); + + +} |