@Override
      public void valueChanged(@NotNull ListSelectionEvent e) {
        final int index = treeTable.getSelectionModel().getMinSelectionIndex();
        if (index == -1) {
          textArea.setText("");
        } else {
          final VcsFileRevision revision = getRevisionAt(treeTable, index);
          if (revision != null) {
            textArea.setText(revision.getCommitMessage());
          } else {
            textArea.setText("");
          }
        }
      }
@Override
      public void valueChanged(@NotNull ListSelectionEvent e)