001    /*
002      Copyright (C) 2002-2003 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,
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.IOException;
021    import java.io.PrintWriter;
022    import java.util.Iterator;
023    import org.apache.log4j.Logger;
024    import org.objectweb.jac.aspects.gui.*;
025    import org.objectweb.jac.util.Strings;
026    
027    public class Container extends AbstractCompositeView 
028        implements HTMLViewer 
029    {
030        static Logger logger = Logger.getLogger("web.html");
031    
032        int layout;
033    
034        public Container(int layout) {
035            super();
036            this.layout = layout;
037        }
038    
039        public void genHTML(PrintWriter out) throws IOException {
040            genDescription(out);
041            genMessage(out);
042            //String myStyle = ((View) component).getStyle();
043            out.println("<div class=\""+type+(!Strings.isEmpty(style)?(" "+style):"")+"\">");
044            genItemsHTML(out);
045            out.println("</div>");
046        }
047    
048        /**
049         * Generates HTML code for contained items
050         * @param out where to write the HTML
051         */
052        protected void genItemsHTML(PrintWriter out) {
053            Iterator i = components.iterator();
054            while (i.hasNext()) {
055                HTMLViewer component = (HTMLViewer)i.next();
056                if (layout==Constants.VERTICAL) {
057                    out.println("<div>");
058                }
059                try {
060                    String openBoder = ((AbstractView)component).getOpenBorder();
061                    if (!Strings.isEmpty(openBoder))
062                        out.println(openBoder);
063                    component.genHTML(out);
064                    String closeBoder = ((AbstractView)component).getCloseBorder();
065                    if (!Strings.isEmpty(closeBoder))
066                        out.println(closeBoder);
067                } catch(Exception e) {
068                    logger.error("Container.genHTML(): genHTML of component "+
069                                 component+" raised an exception",e);
070                }
071                if (layout==Constants.VERTICAL) 
072                    out.println("</div>");
073            }
074        }
075    }