toJson method

Map<String, dynamic> toJson()

Implementation

core.Map<core.String, core.dynamic> toJson() => {
      if (collapseButton != null) 'collapseButton': collapseButton!,
      if (expandButton != null) 'expandButton': expandButton!,
      if (horizontalAlignment != null)
        'horizontalAlignment': horizontalAlignment!,
    };