@Nullable
  @Override
  public JComponent getPreferredFocusedComponent() {
    if (myCreateBranch.isSelected()) {
      return myBranchName;
    }
    else if (myUseBranch.isSelected()) {
      return myUseBranchCombo;
    }
    else if (myCreateChangelist.isSelected()) {
      return myChangelistName;
    }
    return null;
  }
@Nullable
  @Override
  public JComponent getPreferredFocusedComponent()