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import java.util.Date;
import java.util.Enumeration;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableColumn;
public class Main {
public static void main(String[] argv) {
DefaultTableModel model = new DefaultTableModel() {
public Class getColumnClass(int columnIndex) {
Object o = getValueAt(0, columnIndex);
if (o == null) {
return Object.class;
} else {
return o.getClass();
}
}
};
JTable table = new JTable(model);
model.addColumn("Boolean", new Object[] { Boolean.TRUE });
model.addColumn("Date", new Object[] { new Date() });
model.addColumn("Double", new Object[] { new Double(Math.PI) });
model.addColumn("Float", new Object[] { new Float(1.2) });
model.addColumn("Icon", new Object[] { new ImageIcon("icon.gif") });
model.addColumn("Number", new Object[] { new Integer(1) });
model.addColumn("Object", new Object[] { "object" });
Enumeration e = table.getColumnModel().getColumns();
TableColumn col = (TableColumn) e.nextElement();
col.setCellRenderer(table.getDefaultRenderer(Boolean.class));
col.setCellEditor(table.getDefaultEditor(Boolean.class));
JFrame f = new JFrame();
f.setSize(300,300);
f.add(new JScrollPane(table));
f.setVisible(true);
}
}
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