ListDataPicker<T> class sealed

A sealed class that defines the result of a list data picker.

It contains two subclasses: ListDataPickerData and ListDataPickerError.

  • ListDataPickerData contains a list of data and a boolean indicating whether there is more data.
  • ListDataPickerError contains an error message as a string.
Available extensions
Annotations
  • @freezed

Constructors

ListDataPicker.data(List<T> data, {@Default.new(false) bool hasNext})
A factory constructor that creates a ListDataPickerData object.
const
factory
ListDataPicker.error(String error)
A factory constructor that creates a ListDataPickerError object.
const
factory

Properties

hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

map<TResult extends Object?>({required TResult data(ListDataPickerData<T> value), required TResult error(ListDataPickerError<T> value)}) → TResult

Available on ListDataPicker<T>, provided by the ListDataPickerPatterns extension

A switch-like method, using callbacks.
mapOrNull<TResult extends Object?>({TResult? data(ListDataPickerData<T> value)?, TResult? error(ListDataPickerError<T> value)?}) → TResult?

Available on ListDataPicker<T>, provided by the ListDataPickerPatterns extension

A variant of map that fallback to returning null.
maybeMap<TResult extends Object?>({TResult data(ListDataPickerData<T> value)?, TResult error(ListDataPickerError<T> value)?, required TResult orElse()}) → TResult

Available on ListDataPicker<T>, provided by the ListDataPickerPatterns extension

A variant of map that fallback to returning orElse.
maybeWhen<TResult extends Object?>({TResult data(List<T> data, bool hasNext)?, TResult error(String error)?, required TResult orElse()}) → TResult

Available on ListDataPicker<T>, provided by the ListDataPickerPatterns extension

A variant of when that fallback to an orElse callback.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited
when<TResult extends Object?>({required TResult data(List<T> data, bool hasNext), required TResult error(String error)}) → TResult

Available on ListDataPicker<T>, provided by the ListDataPickerPatterns extension

A switch-like method, using callbacks.
whenOrNull<TResult extends Object?>({TResult? data(List<T> data, bool hasNext)?, TResult? error(String error)?}) → TResult?

Available on ListDataPicker<T>, provided by the ListDataPickerPatterns extension

A variant of when that fallback to returning null

Operators

operator ==(Object other) → bool
The equality operator.
inherited