public void on() {
    if (myDisposed) return;

    mySearchResults.setMatchesLimit(MATCHES_LIMIT);
    setTrackingDocument(true);

    if (myChanged) {
      mySearchResults.clear();
      myChanged = false;
    }

    var presentation = new EditorLivePreviewPresentation(getEditor().getColorsScheme());
    setLivePreview(new LivePreview(mySearchResults, presentation));
  }
public void on()