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
048package org.jfree.ui;
049
050import java.awt.Font;
051import java.util.ResourceBundle;
052
053import javax.swing.JTextField;
054
055import 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 */
064public 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}