/*

 * 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.

 *

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package javax.swing;

import java.beans.*;

import java.lang.reflect.*;

import java.awt.Image;

/**

 * The superclass for all Swing BeanInfo classes.  It provides

 * default implementations of <code>getIcon</code> and

 * <code>getDefaultPropertyIndex</code> as well as utility

 * methods, like createPropertyDescriptor, for writing BeanInfo

 * implementations.  This classes is intended to be used along

 * with <code>GenSwingBeanInfo</code> a BeanInfo class code generator.

 *

 * @see GenSwingBeanInfo

 * @author Hans Muller

 */

public class SwingBeanInfoBase extends SimpleBeanInfo

{

    /**

     * The default index is always 0.  In other words the first property

     * listed in the getPropertyDescriptors() method is the one

     * to show a (JFC builder) user in a situation where just a single

     * property will be shown.

     */

    public int getDefaultPropertyIndex() {

        return 0;

    }

    /**

     * Returns a generic Swing icon, all icon "kinds" are supported.

     * Subclasses should defer to this method when they don't have

     * a particular beans icon kind.

     */

    public Image getIcon(int kind) {

        // PENDING(hmuller) need generic swing icon images.

        return null;

    }

    /**

     * Returns the BeanInfo for the superclass of our bean, so that

     * its PropertyDescriptors will be included.

     */

    public BeanInfo[] getAdditionalBeanInfo() {

        BeanInfo superBeanInfo = null;

        try {

            superBeanInfo = Introspector.getBeanInfo(superClass);

        } catch (IntrospectionException ie) {}

        if (superBeanInfo != null) {

            BeanInfo[] ret = new BeanInfo[1];

            ret[0] = superBeanInfo;

            return ret;

        }

        return null;

    }

}