001    /*
002      Copyright (C) 2001 Renaud Pawlak
003      
004      This program is free software; you can redistribute it and/or modify
005      it under the terms of the GNU Lesser General Public License as
006      published by the Free Software Foundation; either version 2 of the
007      License, or (at your option) any later version.
008    
009      This program is distributed in the hope that it will be useful, but
010      WITHOUT ANY WARRANTY; without even the implied warranty of
011      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
012      Lesser General Public License for more details.
013    
014      You should have received a copy of the GNU Lesser General Public
015      License along with this program; if not, write to the Free Software
016      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
017      USA */
018    
019    package org.objectweb.jac.aspects.gui.swing;
020    
021    import org.objectweb.jac.aspects.gui.FieldView;
022    import org.objectweb.jac.core.rtti.FieldItem;
023    import javax.swing.JComponent;
024    import javax.swing.JTextArea;
025    
026    /**
027     * A Swing viewer for texts.
028     */
029    
030    public class TextViewer extends AbstractFieldView
031       implements FieldView 
032    {
033       JTextArea textArea = new JTextArea();
034    
035       public TextViewer(Object value, Object substance, FieldItem field) {
036          super(substance,field);
037          textArea.setEditable(false);
038          textArea.setLineWrap(true);
039          setValue(value);
040          add(textArea);
041       }
042    
043       public void setValue(Object text) {
044          if( text == null ) { 
045             textArea.setText(""); 
046          } else {
047             textArea.setText(text.toString());
048          }
049       }
050    
051       public Object getValue() {
052          return textArea.getText();
053       }
054    
055       protected JComponent getComponent() {
056          return textArea;
057       }
058    }
059