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Library that provides facilities to allow project information to be manipulated in Java and .Net. Supports a range of data formats: Microsoft Project Exchange (MPX), Microsoft Project (MPP,MPT), Microsoft Project Data Interchange (MSPDI XML), Microsoft Project Database (MPD), Planner (XML), Primavera (PM XML, XER, and database), Asta Powerproject (PP, MDB), Asta Easyplan (PP), Phoenix Project Manager (PPX), FastTrack Schedule (FTS), and the Standard Data Exchange Format (SDEF).

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package net.sf.mpxj.explorer;

import java.awt.GridLayout;
import java.awt.Point;
import java.beans.PropertyChangeEvent;

import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.ScrollPaneConstants;
import javax.swing.table.TableModel;

/**
 * Presents a pair of JTables side by side in a panel.
 * The scrolling and selection for these tables are synchronized.
 */
public class JTablePanel extends JPanel
{
   private final JTableExtra m_leftTable;
   private final JTableExtra m_rightTable;

   /**
    * Constructor.
    */
   public JTablePanel()
   {
      setBorder(null);
      setLayout(new GridLayout(1, 0, 0, 0));

      m_leftTable = new JTableExtra();
      m_leftTable.setFillsViewportHeight(true);
      m_leftTable.setBorder(null);
      m_leftTable.setShowVerticalLines(false);
      m_leftTable.setShowHorizontalLines(false);
      m_leftTable.setShowGrid(false);
      m_leftTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
      m_leftTable.setCellSelectionEnabled(true);
      m_leftTable.setTableHeader(null);
      m_leftTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

      JScrollPane leftScrollPane = new JScrollPane(m_leftTable);
      leftScrollPane.setBorder(null);
      add(leftScrollPane);

      m_rightTable = new JTableExtra();
      m_rightTable.setFillsViewportHeight(true);
      m_rightTable.setBorder(null);
      m_rightTable.setShowVerticalLines(false);
      m_rightTable.setShowHorizontalLines(false);
      m_rightTable.setShowGrid(false);
      m_rightTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
      m_rightTable.setCellSelectionEnabled(true);
      m_rightTable.setTableHeader(null);
      m_rightTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

      JScrollPane rightScrollPane = new JScrollPane(m_rightTable);
      rightScrollPane.setBorder(null);
      add(rightScrollPane);

      leftScrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_NEVER);
      leftScrollPane.getVerticalScrollBar().setModel(rightScrollPane.getVerticalScrollBar().getModel());
      leftScrollPane.getHorizontalScrollBar().setModel(rightScrollPane.getHorizontalScrollBar().getModel());
      m_leftTable.setSelectionModel(m_rightTable.getSelectionModel());
      m_leftTable.setColumnModel(m_rightTable.getColumnModel());

      m_leftTable.addPropertyChangeListener("selectedCell", this::firePropertyChange);

      m_rightTable.addPropertyChangeListener("selectedCell", this::firePropertyChange);
   }

   /**
    * Set the model used by the left table.
    *
    * @param model table model
    */
   public void setLeftTableModel(TableModel model)
   {
      TableModel old = m_leftTable.getModel();
      m_leftTable.setModel(model);
      firePropertyChange("leftTableModel", old, model);
   }

   /**
    * Retrieve the model used by the left table.
    *
    * @return table model
    */
   public TableModel getLeftTableModel()
   {
      return m_leftTable.getModel();
   }

   /**
    * Set the model used by the right table.
    *
    * @param model table model
    */
   public void setRightTableModel(TableModel model)
   {
      TableModel old = m_rightTable.getModel();
      m_rightTable.setModel(model);
      firePropertyChange("rightTableModel", old, model);
   }

   /**
    * Retrieve the model used by the right table.
    *
    * @return table model
    */
   public TableModel getRightTableModel()
   {
      return m_rightTable.getModel();
   }

   /**
    * Retrieve the currently selected cell.
    *
    * @return selected cell
    */
   public Point getSelectedCell()
   {
      return m_leftTable.getSelectedCell();
   }

   /**
    * Fire a property change event in response to a cell selection.
    *
    * @param evt event data
    */
   protected void firePropertyChange(PropertyChangeEvent evt)
   {
      firePropertyChange("selectedCell", evt.getOldValue(), evt.getNewValue());
   }
}