@Override
public void keyPressed(KeyEvent e) {
if (e.keyCode == SWT.ARROW_DOWN) {
if (nextButton.isEnabled()) {
event.widget = nextButton;
findButtonsListener.handleEvent(event);
}
} else if (e.keyCode == SWT.ARROW_UP) {
if (previousButton.isEnabled()) {
event.widget = previousButton;
findButtonsListener.handleEvent(event);