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     * FontDisplayField.java
029     * ---------------------
030     * (C) Copyright 2000-2004, 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 1.3 2005/10/18 13:18:34 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 resourceBundle (RFE 690236) (AL);
042     *
043     */
044    
045    package org.jfree.ui;
046    
047    import java.awt.Font;
048    import java.util.ResourceBundle;
049    
050    import javax.swing.JTextField;
051    
052    /**
053     * A field for displaying a font selection.  The display field itself is read-only, to the developer
054     * must provide another mechanism to allow the user to change the font.
055     *
056     * @author David Gilbert
057     */
058    public class FontDisplayField extends JTextField {
059    
060        /** The current font. */
061        private Font displayFont;
062    
063        /** The resourceBundle for the localization. */
064        protected static final ResourceBundle localizationResources = 
065            ResourceBundle.getBundle("org.jfree.ui.LocalizationBundle");
066    
067        /**
068         * Standard constructor - builds a FontDescriptionField initialised with the specified font.
069         *
070         * @param font  the font.
071         */
072        public FontDisplayField(final Font font) {
073            super("");
074            setDisplayFont(font);
075            setEnabled(false);
076        }
077    
078        /**
079         * Returns the current font.
080         *
081         * @return the font.
082         */
083        public Font getDisplayFont() {
084            return this.displayFont;
085        }
086    
087        /**
088         * Sets the font.
089         *
090         * @param font  the font.
091         */
092        public void setDisplayFont(final Font font) {
093            this.displayFont = font;
094            setText(fontToString(this.displayFont));
095        }
096    
097        /**
098         * Returns a string representation of the specified font.
099         *
100         * @param font  the font.
101         *
102         * @return a string describing the font.
103         */
104        private String fontToString(final Font font) {
105            if (font != null) {
106                return font.getFontName() + ", " + font.getSize();
107            }
108            else {
109                return localizationResources.getString("No_Font_Selected");
110            }
111        }
112    
113    }