    001    /* ========================================================================
    002     * JCommon : a free general purpose class library for the Java(tm) platform
    003     * ========================================================================
    004     *
    005     * (C) Copyright 2000-2008, 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     * FontDisplayField.java
    029     * ---------------------
    030     * (C) Copyright 2000-2008, by Object Refinery Limited.
    031     *
    032     * Original Author:  David Gilbert (for Object Refinery Limited);
    033     * Contributor(s):   Arnaud Lelievre;
    034     *
    035     * $Id: FontDisplayField.java,v 1.6 2008/12/18 09:57:32 mungady 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     * 08-Sep-2003 : Added internationalization via use of properties
    042     *               resourceBundle (RFE 690236) (AL);
    043     * 18-Dec-2008 : Use ResourceBundleWrapper - see JFreeChart patch 1607918 by
    044     *               Jess Thrysoee (DG);
    045     *
    046     */
    047
    048    package org.jfree.ui;
    049
    050    import java.awt.Font;
    051    import java.util.ResourceBundle;
    052
    053    import javax.swing.JTextField;
    054
    055    import org.jfree.util.ResourceBundleWrapper;
    056
    057    /**
    058     * A field for displaying a font selection.  The display field itself is
    059     * read-only, to the developer must provide another mechanism to allow the
    060     * user to change the font.
    061     *
    062     * @author David Gilbert
    063     */
    064    public class FontDisplayField extends JTextField {
    065
    066        /** The current font. */
    067        private Font displayFont;
    068
    069        /** The resourceBundle for the localization. */
    070        protected static final ResourceBundle localizationResources =
    071                ResourceBundleWrapper.getBundle("org.jfree.ui.LocalizationBundle");
    072
    073        /**
    074         * Standard constructor - builds a FontDescriptionField initialised with
    075         * the specified font.
    076         *
    077         * @param font  the font.
    078         */
    079        public FontDisplayField(final Font font) {
    080            super("");
    081            setDisplayFont(font);
    082            setEnabled(false);
    083        }
    084
    085        /**
    086         * Returns the current font.
    087         *
    088         * @return the font.
    089         */
    090        public Font getDisplayFont() {
    091            return this.displayFont;
    092        }
    093
    094        /**
    095         * Sets the font.
    096         *
    097         * @param font  the font.
    098         */
    099        public void setDisplayFont(final Font font) {
    100            this.displayFont = font;
    101            setText(fontToString(this.displayFont));
    102        }
    103
    104        /**
    105         * Returns a string representation of the specified font.
    106         *
    107         * @param font  the font.
    108         *
    109         * @return a string describing the font.
    110         */
    111        private String fontToString(final Font font) {
    112            if (font != null) {
    113                return font.getFontName() + ", " + font.getSize();
    114            }
    115            else {
    116                return localizationResources.getString("No_Font_Selected");
    117            }
    118        }
    119
    120    }