QuestionHandler constructor
Implementation
QuestionHandler(this._questionStructure, {this.callback}) {
expanded = _questionStructure.map((e) {
Map<Question, String?> temp = new Map<Question, String?>();
if (!(e is NestedQuestion || e is PolarQuestion))
e.answer = new TextEditingController();
temp[e] = null;
print(temp.keys);
return temp;
}).toList();
// _stream.sink.add(expanded);
callback();
}