jdk/src/share/classes/javax/swing/Renderer.java

/*
 * Copyright 1997-1998 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;

import java.awt.Component;

/**
 * Defines the requirements for an object responsible for
 * "rendering" (displaying) a value.
 *
 * @author Arnaud Weber
 */
public interface Renderer {
    /**
     * Specifies the value to display and whether or not the
     * value should be portrayed as "currently selected".
     *
     * @param aValue      an Object object
     * @param isSelected  a boolean
     */
    void setValue(Object aValue,boolean isSelected);
    /**
     * Returns the component used to render the value.
     *
     * @return the Component responsible for displaying the value
     */
    Component getComponent();
}