content: /* ========================================================================
   * JCommon : a free general purpose class library for the Java(tm) platform
   * ========================================================================
   *
   * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
   * 
   * Project Info:  http://www.jfree.org/jcommon/index.html
   *
   * This library is free software; you can redistribute it and/or modify it 
   * under the terms of the GNU Lesser General Public License as published by 
   * the Free Software Foundation; either version 2.1 of the License, or 
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but 
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
   * USA.  
   *
   * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
   * in the United States and other countries.]
   * 
   * ---------------------
   * DateCellRenderer.java
   * ---------------------
   * (C) Copyright 2003, 2004, by Object Refinery Limited.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * $Id: DateCellRenderer.java,v 1.7 2007/11/02 17:50:36 taqua Exp $
   *
   * Changes (from 26-Oct-2001)
   * --------------------------
   * 24-Jul-2003 : Version 1 (DG);
   *
   */
  
  package org.jfree.ui;
  
  import java.awt.Component;
  import java.text.DateFormat;
  import javax.swing.JTable;
  import javax.swing.SwingConstants;
  import javax.swing.table.DefaultTableCellRenderer;
  
  /**
   * A table cell renderer that formats dates.
   *
   * @author David Gilbert
   */
  public class DateCellRenderer extends DefaultTableCellRenderer {
  
      /** The formatter. */
      private DateFormat formatter;
      
      /**
       * Default constructor.
       */
      public DateCellRenderer() {
          this(DateFormat.getDateTimeInstance());
      }
      
      /**
       * Creates a new renderer.
       * 
       * @param formatter  the formatter.
       */
      public DateCellRenderer(final DateFormat formatter) {
          super();
          this.formatter = formatter;
          setHorizontalAlignment(SwingConstants.CENTER);
      }
  
      /**
       * Returns itself as the renderer. Supports the TableCellRenderer interface.
       *
       * @param table  the table.
       * @param value  the data to be rendered.
       * @param isSelected  a boolean that indicates whether or not the cell is 
       *                    selected.
       * @param hasFocus  a boolean that indicates whether or not the cell has 
       *                  the focus.
       * @param row  the (zero-based) row index.
       * @param column  the (zero-based) column index.
       *
       * @return the component that can render the contents of the cell.
       */
      public Component getTableCellRendererComponent(final JTable table, 
              final Object value, final boolean isSelected, 
              final boolean hasFocus, final int row, final int column) {
  
          setFont(null);
          if (value != null) {
            setText(this.formatter.format(value));
          }
          else {
            setText("");
          }
          if (isSelected) {
              setBackground(table.getSelectionBackground());
          }
          else {
              setBackground(null);
          }
          return this;
      }
  
  }
  