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 2000-2005, 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 2000-2004, 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 1.4 2005/11/16 15:58:41 taqua 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 resourceBundle (RFE 690236) (AL);
  42:  *
  43:  */
  44: 
  45: package org.jfree.ui;
  46: 
  47: import java.awt.Font;
  48: import java.util.ResourceBundle;
  49: 
  50: import javax.swing.JTextField;
  51: 
  52: /**
  53:  * A field for displaying a font selection.  The display field itself is read-only, to the developer
  54:  * must provide another mechanism to allow the user to change the font.
  55:  *
  56:  * @author David Gilbert
  57:  */
  58: public class FontDisplayField extends JTextField {
  59: 
  60:     /** The current font. */
  61:     private Font displayFont;
  62: 
  63:     /** The resourceBundle for the localization. */
  64:     protected static final ResourceBundle localizationResources = 
  65:         ResourceBundle.getBundle("org.jfree.ui.LocalizationBundle");
  66: 
  67:     /**
  68:      * Standard constructor - builds a FontDescriptionField initialised with the specified font.
  69:      *
  70:      * @param font  the font.
  71:      */
  72:     public FontDisplayField(final Font font) {
  73:         super("");
  74:         setDisplayFont(font);
  75:         setEnabled(false);
  76:     }
  77: 
  78:     /**
  79:      * Returns the current font.
  80:      *
  81:      * @return the font.
  82:      */
  83:     public Font getDisplayFont() {
  84:         return this.displayFont;
  85:     }
  86: 
  87:     /**
  88:      * Sets the font.
  89:      *
  90:      * @param font  the font.
  91:      */
  92:     public void setDisplayFont(final Font font) {
  93:         this.displayFont = font;
  94:         setText(fontToString(this.displayFont));
  95:     }
  96: 
  97:     /**
  98:      * Returns a string representation of the specified font.
  99:      *
 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: }