001    /*
002      Copyright (C) 2001-2003 Laurent Martelli <laurent@aopsys.com>
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 java.awt.Dimension;
022    import java.awt.GridLayout;
023    import java.awt.Insets;
024    import javax.swing.BorderFactory;
025    import javax.swing.BoxLayout;
026    import javax.swing.JCheckBox;
027    import javax.swing.JComponent;
028    import org.objectweb.jac.aspects.gui.FieldUpdate;
029    import org.objectweb.jac.aspects.gui.FieldView;
030    import org.objectweb.jac.core.rtti.FieldItem;
031    
032    
033    
034    public class BooleanViewer extends AbstractFieldView 
035        implements FieldView, FieldUpdate 
036    {
037        JCheckBox checkBox = new JCheckBox();
038    
039        public BooleanViewer(Boolean value, Object substance, FieldItem field) {
040            super(substance,field);
041            checkBox.setEnabled(false);
042            add(checkBox);
043        }
044    
045        public BooleanViewer() {
046            setLayout(new GridLayout(1,1));
047            checkBox.setVerticalAlignment(JCheckBox.CENTER);
048            checkBox.setHorizontalAlignment(JCheckBox.CENTER);
049            checkBox.setMargin(new Insets(0,0,0,0));
050            checkBox.setBorder(BorderFactory.createEmptyBorder());
051            add(checkBox);
052        }
053        
054        public void setValue(Object value) {
055            checkBox.setSelected(((Boolean)value).booleanValue());
056        }
057    
058        protected JComponent getComponent() {
059            return checkBox;
060        }
061    
062        public Dimension getPreferredSize() {
063            return checkBox.getPreferredSize();
064        }
065    }