import java.awt.event.*;

import javax.swing.*;

public class EditableCellFocusAction extends WrappedAction implements ActionListener

{

private JTable table;

/*

* Specify the component and KeyStroke for the Action we want to wrap

*/

public EditableCellFocusAction(JTable table, KeyStroke keyStroke)

{

super(table, keyStroke);

this.table = table;

}

/*

* Provide the custom behaviour of the Action

*/

public void actionPerformed(ActionEvent e)

{

int originalRow = table.getSelectedRow();

int originalColumn = table.getSelectedColumn();

invokeOriginalAction( e );

int row = table.getSelectedRow();

int column = table.getSelectedColumn();

// Keep invoking the original action until we find an editable cell

while (! table.isCellEditable(row, column) )

{

invokeOriginalAction( e );

// We didn't move anywhere, reset cell selection and get out.

if (row == table.getSelectedRow()

&& column == table.getSelectedColumn())

{

table.changeSelection(originalRow, originalColumn, false, false);

break;

}

row = table.getSelectedRow();

column = table.getSelectedColumn();

// Back to where we started, get out.

if (row == originalRow

&& column == originalColumn)

{

break;

}

}

}

}