@Override
  public void append(@NotNull String fragment, @NotNull SimpleTextAttributes attributes, Object tag) {
    if (tag instanceof XDebuggerTreeNodeHyperlink && ((XDebuggerTreeNodeHyperlink)tag).alwaysOnScreen()) {
      myHaveLink = true;
      myLink.append(fragment, attributes, tag);
    }
    else {
      super.append(fragment, attributes, tag);
    }
  }
@Override
  public void append(@NotNull String fragment, @NotNull SimpleTextAttributes attributes, Object tag)