TangoKeyTool.registerAttribute(key2, "tango/tangotest/titan/long_image_ro");
final ImageViewer viewer = new ImageViewer();
viewer.setApplicationId(CometeUtils.generateIdForClass(ImageConnexionTest.class));
final NumberMatrixBox box = new NumberMatrixBox();
box.setCleanWidgetOnDisconnect(viewer, false);
box.connectWidget(viewer, key1);
final JCheckBox keySelectionBox = new JCheckBox("Use 1st key");
keySelectionBox.setSelected(true);
keySelectionBox.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {