001    /*
002     * Copyright (C) 2010 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.shell.ui;
021    
022    import org.crsh.shell.io.ShellWriter;
023    import org.crsh.text.Style;
024    
025    import java.io.IOException;
026    import java.util.ArrayList;
027    import java.util.List;
028    
029    /**
030     * @author <a href="mailto:alain.defrance@exoplatform.com">Alain Defrance</a>
031     */
032    public class RowElement extends Element {
033    
034      /** . */
035      private List<Element> cols;
036    
037      public RowElement() {
038        this.cols = new ArrayList<Element>();
039      }
040    
041      @Override
042      public void print(UIWriterContext ctx, ShellWriter writer) throws IOException {
043        doPrint(ctx, writer);
044      }
045    
046      @Override
047      void doPrint(UIWriterContext ctx, ShellWriter writer) throws IOException {
048    
049        int i = 0;
050        TableElement table = (TableElement) getParent();
051        List<Integer> colsSize = table.getColsSize();
052    
053        for (Element e : cols) {
054    
055          //
056          ctx.pad(writer);
057          if (ctx.needLF) {
058            writer.append("\n");
059            ctx.parentUIContext.pad(writer);
060          }
061          ctx.stack.clear();
062          ctx.padStyle = null;
063    
064          //
065          e.print(ctx, writer);
066    
067          //
068          ctx.padStyle = Style.style(e.getDecoration(), e.getForeground(), e.getBackground());
069          for (int j = 0; j < colsSize.get(i) - e.width(); ++j) {
070            ctx.stack.add(Pad.SPACE);
071          }
072    
073          //
074          ++i;
075          ctx.needLF = false;
076    
077        }
078    
079        ctx.needLF = true;
080    
081      }
082    
083      @Override
084      int width() {
085        return 0;
086      }
087    
088      public void addValue(Element element) {
089        this.cols.add(element);
090      }
091    
092      public List<Element> getValues() {
093        return cols;
094      }
095      
096    }