@RequiresEdt
  private JPanel dataToPresentation(BeforeAfter<BeforeAfter<ConflictSidePresentation>> data) {
    final JPanel wrapper = new JPanel(new BorderLayout());
    final JPanel main = new JPanel(new GridBagLayout());

    final GridBagConstraints gb = new GridBagConstraints(0, 0, 1, 1, 1, 0, GridBagConstraints.NORTHWEST, GridBagConstraints.HORIZONTAL,
                                                         JBUI.insets(1), 0, 0);
    String pathDescription = myCommittedRevision == null
                             ? myPath.getName()
                             : message("label.path.revisions.info", myPath.getName(),
                                       myChange.getBeforeRevision().getRevisionNumber().asString(), myCommittedRevision.asString());
    final JLabel name = new JLabel(pathDescription);
    name.setFont(name.getFont().deriveFont(Font.BOLD));
    gb.insets.top = 5;
    main.add(name, gb);
    ++gb.gridy;
    gb.insets.top = 10;
    appendDescription(myChange.getBeforeDescription(), main, gb, data.getBefore());
    appendDescription(myChange.getAfterDescription(), main, gb, data.getAfter());
    wrapper.add(main, BorderLayout.NORTH);
    return wrapper;
  }
@RequiresEdt
  private JPanel dataToPresentation(BeforeAfter<BeforeAfter<ConflictSidePresentation>> data)