/*

 * Copyright (c) 1997, 2014, 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

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 */

package javax.swing.plaf;

import javax.swing.JOptionPane;

/**

 * Pluggable look and feel interface for JOptionPane.

 *

 * @author Scott Violet

 */

public abstract class OptionPaneUI extends ComponentUI

{

    /**

     * Requests the component representing the default value to have

     * focus.

     *

     * @param op a {@code JOptionPane}

     */

    public abstract void selectInitialValue(JOptionPane op);

    /**

     * Returns true if the user has supplied instances of Component for

     * either the options or message.

     *

     * @param op a {@code JOptionPane}

     * @return {@code true} if the given {@code JOptionPane} contains user

     *         created {@code Component}s

     */

    public abstract boolean containsCustomComponents(JOptionPane op);

}