Source for org.jfree.ui.FontDisplayField

   1: /* ========================================================================
   2:  * JCommon : a free general purpose class library for the Java(tm) platform
   3:  * ========================================================================
   4:  *
   5:  * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
   6:  *
   7:  * Project Info:  http://www.jfree.org/jcommon/index.html
   8:  *
   9:  * This library is free software; you can redistribute it and/or modify it
  10:  * under the terms of the GNU Lesser General Public License as published by
  11:  * the Free Software Foundation; either version 2.1 of the License, or
  12:  * (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but
  15:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  16:  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
  17:  * License for more details.
  18:  *
  19:  * You should have received a copy of the GNU Lesser General Public
  20:  * License along with this library; if not, write to the Free Software
  21:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  22:  * USA.
  23:  *
  24:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
  25:  * in the United States and other countries.]
  26:  *
  27:  * ---------------------
  28:  * FontDisplayField.java
  29:  * ---------------------
  30:  * (C) Copyright 2000-2008, by Object Refinery Limited.
  31:  *
  32:  * Original Author:  David Gilbert (for Object Refinery Limited);
  33:  * Contributor(s):   Arnaud Lelievre;
  34:  *
  35:  * $Id: FontDisplayField.java,v 1.6 2008/12/18 09:57:32 mungady Exp $
  36:  *
  37:  * Changes (from 26-Oct-2001)
  38:  * ----------------------------------
  39:  * 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
  40:  * 14-Oct-2002 : Fixed errors reported by Checkstyle (DG);
  41:  * 08-Sep-2003 : Added internationalization via use of properties
  42:  *               resourceBundle (RFE 690236) (AL);
  43:  * 18-Dec-2008 : Use ResourceBundleWrapper - see JFreeChart patch 1607918 by
  44:  *               Jess Thrysoee (DG);
  45:  *
  46:  */
  47: 
  48: package org.jfree.ui;
  49: 
  50: import java.awt.Font;
  51: import java.util.ResourceBundle;
  52: 
  53: import javax.swing.JTextField;
  54: 
  55: import org.jfree.util.ResourceBundleWrapper;
  56: 
  57: /**
  58:  * A field for displaying a font selection.  The display field itself is
  59:  * read-only, to the developer must provide another mechanism to allow the
  60:  * user to change the font.
  61:  *
  62:  * @author David Gilbert
  63:  */
  64: public class FontDisplayField extends JTextField {
  65: 
  66:     /** The current font. */
  67:     private Font displayFont;
  68: 
  69:     /** The resourceBundle for the localization. */
  70:     protected static final ResourceBundle localizationResources =
  71:             ResourceBundleWrapper.getBundle("org.jfree.ui.LocalizationBundle");
  72: 
  73:     /**
  74:      * Standard constructor - builds a FontDescriptionField initialised with
  75:      * the specified font.
  76:      *
  77:      * @param font  the font.
  78:      */
  79:     public FontDisplayField(final Font font) {
  80:         super("");
  81:         setDisplayFont(font);
  82:         setEnabled(false);
  83:     }
  84: 
  85:     /**
  86:      * Returns the current font.
  87:      *
  88:      * @return the font.
  89:      */
  90:     public Font getDisplayFont() {
  91:         return this.displayFont;
  92:     }
  93: 
  94:     /**
  95:      * Sets the font.
  96:      *
  97:      * @param font  the font.
  98:      */
  99:     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: }