/*

 * CDDL HEADER START

 *

 * The contents of this file are subject to the terms of the

 * Common Development and Distribution License (the "License").

 * You may not use this file except in compliance with the License.

 *

 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

 * or http://www.opensolaris.org/os/licensing.

 * See the License for the specific language governing permissions

 * and limitations under the License.

 *

 * When distributing Covered Code, include this CDDL HEADER in each

 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

 * If applicable, add the following below this CDDL HEADER, with the

 * fields enclosed by brackets "[]" replaced with your own identifying

 * information: Portions Copyright [yyyy] [name of copyright owner]

 *

 * CDDL HEADER END

 */

/*

 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.

 */

package com.oracle.solaris.vp.util.swing;

import java.util.NoSuchElementException;

import javax.swing.*;

/**

 * The {@code ExtOptionPane} class is a {@code JOptionPane} with the following

 * extras:

 * <ul>

 *   <li>

 *	the ability to {@link #setMaxCharactersPerLineCount set} the number of

 *	characters per line in a message

 *   </li>

 * </ul>

 */

public class ExtOptionPane extends JOptionPane {

    //

    // Instance data

    //

    private int width = -1;

    //

    // Constructors

    //

    public ExtOptionPane() {

	init();

    }

    public ExtOptionPane(Object message) {

	super(message);

	init();

    }

    public ExtOptionPane(Object message, int messageType) {

	super(message, messageType);

	init();

    }

    public ExtOptionPane(Object message, int messageType, int optionType) {

	super(message, messageType, optionType);

	init();

    }

    public ExtOptionPane(Object message, int messageType, int optionType,

	Icon icon) {

	super(message, messageType, optionType, icon);

	init();

    }

    public ExtOptionPane(Object message, int messageType, int optionType,

	Icon icon, Object[] options) {

	super(message, messageType, optionType, icon, options);

	init();

    }

    public ExtOptionPane(Object message, int messageType, int optionType,

	Icon icon, Object[] options, Object initialValue) {

	super(message, messageType, optionType, icon, options, initialValue);

	init();

    }

    //

    // JOptionPane methods

    //

    @Override

    public int getMaxCharactersPerLineCount() {

	int width = this.width;

	if (width < 0) {

	    width = super.getMaxCharactersPerLineCount();

	}

	return width;

    }

    //

    // ExtOptionPane methods

    //

    /**

     * Sets the maxium number of characters to display in a line.

     *

     * @param	    width

     *		    a positive integer, or -1 to use the superclass default

     */

    public void setMaxCharactersPerLineCount(int width) {

	this.width = width;

	updateUI();

    }

    //

    // Private methods

    //

    private void init() {

	try {

	    setMaxCharactersPerLineCount(GUIUtil.prefs.getInt(

		"toolkit.optionpane.message.width"));

	} catch (NoSuchElementException ignore) {

	}

    }

}