@Nullable
  public String getFullName(@NotNull VirtualFile file) {
    VirtualFile root = getTopLevelRoot(file);
    return root != null ? GotoFileCellRenderer.getRelativePathFromRoot(file, root)
                        : GotoFileCellRenderer.getRelativePath(file, myProject);
  }
@Nullable
  public String getFullName(@NotNull VirtualFile file)