RPChoiceAnswerFormat class

Class representing an Answer Format that lets participants choose from a fixed set of choices.

Inheritance

• Object
• Serializable
• RPAnswerFormat
• RPChoiceAnswerFormat

Annotations

• @JsonSerializable(fieldRename: FieldRename.snake, includeIfNull: false)

Constructors

RPChoiceAnswerFormat({required RPChoiceAnswerStyle answerStyle, required List<RPChoice> choices})

Returns an initialized choice answer format with the given ChoiceAnswerStyle and the set of RPChoices.

RPChoiceAnswerFormat.fromJson(Map<String, dynamic> json)

factory

Properties

$type ↔ String?

The runtime class name (type) of this object. Used for deserialization from JSON objects.

getter/setter pair, inherited

answerStyle ↔ RPChoiceAnswerStyle

The answer style - single or multiple choice.

getter/setter pair

choices ↔ List<RPChoice>

An array of available RPChoice objects which represent the choices to the participant.

getter/setter pair

fromJsonFunction → Function

The function which can convert a JSON string to an object of this type.

no setter, override

hashCode → int

The hash code for this object.

no setter, inherited

jsonType → String

Return the __type to be used for JSON serialization of this class. Default is runtimeType. Only specify this if you need another type.

no setter, inherited

questionType ↔ RPQuestionType

The question type of this answer. Should be implemented / overwritten in the subclasses.

getter/setter pair, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Map<String, dynamic>

Return a JSON encoding of this object.

override

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited