RSDChoiceOptions

public protocol RSDChoiceOptions : RSDChoicePickerDataSource

RSDChoiceOptions is a data source protocol that can be used to set up a picker or list of choices.

Seealso

RSDChoiceInputField and RSDFormStepDataSource

  • A list of choices for the input field.

    Declaration

    Swift

    var choices : [RSDChoice]

  • A Boolean value indicating whether the user can skip the input field without providing an answer.

    Declaration

    Swift

    var isOptional: Bool
  • numberOfComponents Extension method

    Returns the number of ‘columns’ to display.

    Declaration

    Swift

    public var numberOfComponents: Int
  • numberOfRows(in:) Extension method

    Returns the # of rows in each component.

    Declaration

    Swift

    public func numberOfRows(in component: Int) -> Int

    Parameters

    component

    The component (or column) of the picker.

    Return Value

    The number of rows in the given component.

  • choice(forRow:forComponent:) Extension method

    Returns the choice for this row/component. If this is returns nil then this is the skip choice.

    Declaration

    Swift

    public func choice(forRow row: Int, forComponent component: Int) -> RSDChoice?

    Parameters

    row

    The row for the selected component.
    component

    The component (or column) of the picker.
  • selectedAnswer(with:) Extension method

    Returns the selected answer created by the union of the selected rows.

    Declaration

    Swift

    public func selectedAnswer(with selectedRows: [Int]) -> Any?

    Parameters

    selectedRows

    The selected rows, where there is a selected row for each component.

    Return Value

    The answer created from the given array of selected rows.

  • selectedRows(from:) Extension method

    Returns the selected rows that match the given selected answer (if any).

    Declaration

    Swift

    public func selectedRows(from selectedAnswer: Any?) -> [Int]?

    Parameters

    selectedAnswer

    The selected answer.

    Return Value

    The selected rows, where there is a selected row for each component, or nil if not all rows are selected.

  • textAnswer(from:) Extension method

    Returns the text answer to display for a given selected answer.

    Declaration

    Swift

    public func textAnswer(from selectedAnswer: Any?) -> String?

    Parameters

    selectedAnswer

    The answer to convert.

    Return Value

    A text value for the answer to display to the user.