001    /*
002     * Copyright (C) 2012 eXo Platform SAS.
003     *  
004     * This is free software; you can redistribute it and/or modify it
005     * under the terms of the GNU Lesser General Public License as
006     * published by the Free Software Foundation; either version 2.1 of
007     * the License, or (at your option) any later version.
008     *
009     * This software 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 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 software; if not, write to the Free
016     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018     */
019    
020    package org.crsh.text.ui;
021    
022    import org.crsh.text.LineRenderer;
023    import org.crsh.text.Renderer;
024    
025    import java.util.Iterator;
026    import java.util.LinkedList;
027    
028    public class UIBuilderRenderer extends Renderer<UIBuilder> {
029    
030      @Override
031      public Class<UIBuilder> getType() {
032        return UIBuilder.class;
033      }
034    
035      @Override
036      public LineRenderer renderer(Iterator<UIBuilder> stream) {
037        LinkedList<LineRenderer> renderers = new LinkedList<LineRenderer>();
038        while (stream.hasNext()) {
039          for (Element element : stream.next().getElements()) {
040            renderers.add(element.renderer());
041          }
042        }
043        return LineRenderer.vertical(renderers);
044      }
045    }