toMap method
Implementation
Map<String, dynamic> toMap() {
return {
if (preferredBarTintColor != null)
'preferredBarTintColor': preferredBarTintColor,
if (preferredControlTintColor != null)
'preferredControlTintColor': preferredControlTintColor,
if (dismissButtonStyle != null)
'dismissButtonStyle': dismissButtonStyle!.name,
if (modalPresentationStyle != null)
'modalPresentationStyle': modalPresentationStyle!.name,
};
}