return preview;
}
protected URI createURI(final NodeModel node) {
final Controller controller = Controller.getCurrentController();
final ViewController viewController = controller.getViewController();
final MapModel map = node.getMap();
final File file = map.getFile();
final boolean useRelativeUri = ResourceController.getResourceController().getProperty("links").equals(
"relative");
if (file == null && useRelativeUri) {
JOptionPane.showMessageDialog(viewController.getContentPane(), TextUtils
.getText("not_saved_for_image_error"), "Freeplane", JOptionPane.WARNING_MESSAGE);
return null;
}
final UrlManager urlManager = controller.getModeController().getExtension(UrlManager.class);
final JFileChooser chooser = urlManager.getFileChooser(null, false);