    001    /* ========================================================================
    002     * JCommon : a free general purpose class library for the Java(tm) platform
    003     * ========================================================================
    004     *
    005     * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
    006     *
    007     * Project Info:  http://www.jfree.org/jcommon/index.html
    008     *
    009     * This library is free software; you can redistribute it and/or modify it
    010     * under the terms of the GNU Lesser General Public License as published by
    011     * the Free Software Foundation; either version 2.1 of the License, or
    012     * (at your option) any later version.
    013     *
    014     * This library is distributed in the hope that it will be useful, but
    015     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017     * License for more details.
    018     *
    019     * You should have received a copy of the GNU Lesser General Public
    020     * License along with this library; if not, write to the Free Software
    021     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022     * USA.
    023     *
    024     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025     * in the United States and other countries.]
    026     *
    027     * -----------------------
    028     * StrokeChooserPanel.java
    029     * -----------------------
    030     * (C) Copyright 2000-2004, by Object Refinery Limited.
    031     *
    032     * Original Author:  David Gilbert (for Object Refinery Limited);
    033     * Contributor(s):   Dirk Zeitz;
    034     *
    035     * $Id: StrokeChooserPanel.java,v 1.5 2005/11/16 15:58:41 taqua Exp $
    036     *
    037     * Changes (from 26-Oct-2001)
    038     * --------------------------
    039     * 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
    040     * 14-Oct-2002 : Fixed errors reported by Checkstyle (DG);
    041     * 16-Mar-2004 : Fix for focus problems (DZ);
    042     *
    043     */
    044
    045    package org.jfree.ui;
    046
    047    import java.awt.BasicStroke;
    048    import java.awt.BorderLayout;
    049    import java.awt.Stroke;
    050    import java.awt.event.ActionEvent;
    051    import java.awt.event.ActionListener;
    052
    053    import javax.swing.JComboBox;
    054    import javax.swing.JPanel;
    055
    056    /**
    057     * A component for choosing a stroke from a list of available strokes.  This class needs work.
    058     *
    059     * @author David Gilbert
    060     */
    061    public class StrokeChooserPanel extends JPanel {
    062
    063        /** A combo for selecting the stroke. */
    064        private JComboBox selector;
    065
    066        /**
    067         * Creates a panel containing a combo-box that allows the user to select
    068         * one stroke from a list of available strokes.
    069         *
    070         * @param current  the current stroke sample.
    071         * @param available  an array of 'available' stroke samples.
    072         */
    073        public StrokeChooserPanel(final StrokeSample current, final StrokeSample[] available) {
    074            setLayout(new BorderLayout());
    075            this.selector = new JComboBox(available);
    076            this.selector.setSelectedItem(current);
    077            this.selector.setRenderer(new StrokeSample(new BasicStroke(1)));
    078            add(this.selector);
    079            // Changes due to focus problems!! DZ
    080            this.selector.addActionListener(new ActionListener() {
    081                public void actionPerformed(final ActionEvent evt) {
    082                    getSelector().transferFocus();
    083                }
    084            });
    085        }
    086
    087
    088        /**
    089         * Returns the selector component.
    090         *
    091         * @return Returns the selector.
    092         */
    093        protected final JComboBox getSelector()
    094        {
    095          return selector;
    096        }
    097
    098        /**
    099         * Returns the selected stroke.
    100         *
    101         * @return the selected stroke.
    102         */
    103        public Stroke getSelectedStroke() {
    104            final StrokeSample sample = (StrokeSample) this.selector.getSelectedItem();
    105            return sample.getStroke();
    106        }
    107
    108    }