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import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableColumn;
public class TableRowColumn extends JFrame
{
/**
*
*/
private static final long serialVersionUID = 1L;
private final static String LETTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
JTable table;
DefaultTableModel model;
JPanel buttonPanel;
JButton button;
public TableRowColumn()
{
// Create table
Object[][] data = { {"1", "A"}, {"2", "B"}, {"3", "C"} };
String[] columnNames = {"Number","Letter"};
model = new DefaultTableModel(data, columnNames);
table = new JTable(model);
table.putClientProperty("terminateEditOnFocusLost", Boolean.TRUE);
// Add table and a Button panel to the frame
JScrollPane scrollPane = new JScrollPane( table );
getContentPane().add( scrollPane );
buttonPanel = new JPanel();
getContentPane().add( buttonPanel, BorderLayout.SOUTH );
//
button = new JButton( "Add Row" );
buttonPanel.add( button );
button.addActionListener( new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
model.addRow( createRow() );
int row = table.getRowCount() - 1;
table.changeSelection(row, 0, false, false);
table.requestFocusInWindow();
}
});
//
button = new JButton( "Insert Row" );
buttonPanel.add( button );
button.addActionListener( new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
model.insertRow( 0, createRow() );
table.changeSelection(0, 0, false, false);
table.requestFocusInWindow();
}
});
//
button = new JButton( "Empty Row" );
buttonPanel.add( button );
button.addActionListener( new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
model.setRowCount( model.getRowCount() + 1 );
int row = table.getRowCount() - 1;
table.changeSelection(row, 0, false, false);
table.requestFocusInWindow();
}
});
//
button = new JButton( "Add Column" );
buttonPanel.add( button );
button.addActionListener( new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
String header = "Col" + (table.getColumnCount() + 1);
model.addColumn( header );
table.requestFocusInWindow();
}
});
//
button = new JButton( "Add Column & Data" );
buttonPanel.add( button );
button.addActionListener( new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
String header = "Col" + (table.getColumnCount() + 1);
int rows = table.getRowCount();
String[] values = new String[rows];
for (int j = 0; j < rows; j++)
{
values[j] = Integer.toString(j);
}
model.addColumn( header, values );
table.requestFocusInWindow();
}
});
//
button = new JButton( "Add Column - No Reordering" );
buttonPanel.add( button );
button.addActionListener( new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
// Use this method when you don't want existing columns
// to be rebuilt from the model.
// (ie. moved columns will not be reordered)
table.setAutoCreateColumnsFromModel( false );
String header = "Col" + (table.getColumnCount() + 1);
model.addColumn( header );
// AutoCreate is turned off so create table column here
TableColumn column = new TableColumn( table.getColumnCount() );
column.setHeaderValue( header );
table.addColumn( column );
// These won't work once setAutoCreate... has been set to false
buttonPanel.getComponent(3).setEnabled( false );
buttonPanel.getComponent(4).setEnabled( false );
table.requestFocusInWindow();
}
});
//
button = new JButton( "Remove Last Column" );
buttonPanel.add( button );
button.addActionListener( new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
int columns = model.getColumnCount();
if (columns > 0)
{
if (!table.getAutoCreateColumnsFromModel())
{
int view =
table.convertColumnIndexToView(columns - 1);
TableColumn column =
table.getColumnModel().getColumn(view);
table.getColumnModel().removeColumn( column );
}
model.setColumnCount( columns - 1 );
}
table.requestFocusInWindow();
}
});
}
private Object[] createRow()
{
Object[] newRow = new Object[2];
int row = table.getRowCount() + 1;
newRow[0] = Integer.toString( row );
newRow[1] = LETTERS.substring(row-1, row);
return newRow;
}
public static void main(String[] args)
{
TableRowColumn frame = new TableRowColumn();
frame.setDefaultCloseOperation( EXIT_ON_CLOSE );
frame.pack();
frame.setLocationRelativeTo( null );
frame.setVisible(true);
}
} |
Récupération des informations dans un Jtable
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