/* (swing1.1beta3) */
package tame.examples;

import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.*;

import javax.swing.*;
import javax.swing.table.*;

import tame.table.ColumnGroup;
import tame.table.GroupableTableHeader;
import tame.table.GroupableTableHeaderUI;

/**
<pre>
 * |-----------------------------------------------------|
 * |        |       Name      |         Language         |
 * |        |-----------------|--------------------------|
 * |  SNo.  |        |        |        |      Others     |
 * |        |   1    |    2   | Native |-----------------|
 * |        |        |        |        |   2    |   3    |
 * |-----------------------------------------------------|
 * |        |        |        |        |        |        |
</pre>
@author Nobuo Tamemasa
@version 1.0 11/09/98
*/
public class GroupableHeaderExample extends JFrame {

    GroupableHeaderExample() {
      super( "Groupable Header Example" );

      DefaultTableModel dm = new DefaultTableModel();
      dm.setDataVector(new Object[][]{
        {"119","foo","bar","ja","ko","zh"},
        {"911","bar","foo","en","fr","pt"}},
      new Object[]{"SNo.","1","2","Native","2","3"});

      JTable table = new JTable( dm ) {
        protected JTableHeader createDefaultTableHeader() {
            return new GroupableTableHeader(columnModel);
        }
      };
      TableColumnModel cm = table.getColumnModel();  //得到列模型，可以取出表头
      ColumnGroup g_name = new ColumnGroup("Name");
      g_name.add(cm.getColumn(1));
      g_name.add(cm.getColumn(2));
      ColumnGroup g_lang = new ColumnGroup("Language");
      g_lang.add(cm.getColumn(3));
      ColumnGroup g_other = new ColumnGroup("Others");
      g_other.add(cm.getColumn(4));
      g_other.add(cm.getColumn(5));
      g_lang.add(g_other);
      GroupableTableHeader header = (GroupableTableHeader)table.getTableHeader();
      header.addColumnGroup(g_name);
      header.addColumnGroup(g_lang);

      TableCellRenderer renderer =  new DefaultTableCellRenderer() {
          public Component getTableCellRendererComponent(JTable table, Object value,
                           boolean isSelected, boolean hasFocus, int row, int column) {
            JTableHeader header = table.getTableHeader();
            if (header != null) {
              setForeground(header.getForeground());
              setBackground(header.getBackground());
              setFont(header.getFont());
            }
            setHorizontalAlignment(JLabel.CENTER);
            setText((value == null) ? "" : value.toString());
            setBorder(UIManager.getBorder("TableHeader.cellBorder"));
            return this;
          }
        };

      TableColumnModel model = table.getColumnModel();
      for (int i=0;i<model.getColumnCount();i++) {
        model.getColumn(i).setHeaderRenderer(renderer);
      }
        table.getTableHeader().setUI(new GroupableTableHeaderUI());
      JScrollPane scroll = new JScrollPane( table );
      getContentPane().add( scroll );
      setSize( 400, 120 );
    }

    public static void main(String[] args) {
      GroupableHeaderExample frame = new GroupableHeaderExample();
      frame.addWindowListener( new WindowAdapter() {
        public void windowClosing( WindowEvent e ) {
    System.exit(0);
        }
      });
      frame.setVisible(true);
    }

}