// add(createFieldEditor("progress", factory), BorderLayout.SOUTH);
// setPreferredSize(new Dimension(1000, 800));
listViewer.addKeyListener(new KeyListener() {
public void keyTyped(KeyEvent e) {
if (e.getKeyCode() != KeyEvent.VK_DELETE && e.getKeyCode() != KeyEvent.VK_BACK_SPACE) {
return;
}