001    /*
002      Copyright (C) 2001-2003 Laurent Martelli <larent@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,
010      but WITHOUT ANY WARRANTY; without even the implied warranty of
011      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012      GNU Lesser General Public License for more details.
013    
014      You should have received a copy of the GNU Lesser General Public License
015      along with this program; if not, write to the Free Software
016      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
017    
018    package org.objectweb.jac.aspects.gui.web;
019    
020    import java.io.PrintWriter;
021    import org.objectweb.jac.aspects.gui.*;
022    import org.objectweb.jac.core.rtti.FieldItem;
023    import org.objectweb.jac.util.ExtBoolean;
024    
025    /**
026     * Boolean editor component
027     */
028    
029    public class BooleanEditor extends AbstractFieldEditor
030        implements FieldEditor, HTMLEditor
031    {
032        /**
033         * Constructs a new URL editor.
034        */
035    
036        public BooleanEditor(Object substance, FieldItem field) {
037            super(substance,field);
038        }
039    
040        // HTMLEditor interface
041    
042        public void genHTML(PrintWriter out) {
043            out.println("<input type=checkbox name=\""+label+"\" "+
044                        "value=\"true\""+
045                        (((Boolean)value).booleanValue()?" checked":""));
046            printAttributes(out);
047            out.println(">");
048        }
049    
050        protected boolean doReadValue(Object parameter) {
051            setValue(ExtBoolean.valueOf(parameter==null?false:true));
052            return true;
053        }
054    }