FetchProgress class

Represents the current state of a measurement fetch operation.

Consumers can subscribe to a stream of FetchProgress events to track download progress and detect completion.

Available extensions
Annotations
  • @freezed

Constructors

FetchProgress.completed({required Uint8List data, required int totalBytes, required bool crcValid})
Fetch completed successfully.
const
factory
FetchProgress.failed({required String message, int? code, int? receivedBytes})
Fetch failed with an error.
const
factory
FetchProgress.idle()
Fetch has not started yet or was reset.
const
factory
FetchProgress.inProgress({required int receivedBytes})
Fetch is in progress, data is being received.
const
factory

Properties

hashCode → int
The hash code for this object.
no setterinherited
isActive → bool
Whether the fetch is currently active (in progress).
no setter
isDone → bool
Whether the fetch has completed (successfully or with failure).
no setter
isSuccess → bool
Whether the fetch completed successfully.
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

map<TResult extends Object?>({required TResult inProgress(FetchProgressInProgress value), required TResult completed(FetchProgressCompleted value), required TResult failed(FetchProgressFailed value), required TResult idle(FetchProgressIdle value)}) → TResult

Available on FetchProgress, provided by the FetchProgressPatterns extension

A switch-like method, using callbacks.
mapOrNull<TResult extends Object?>({TResult? inProgress(FetchProgressInProgress value)?, TResult? completed(FetchProgressCompleted value)?, TResult? failed(FetchProgressFailed value)?, TResult? idle(FetchProgressIdle value)?}) → TResult?

Available on FetchProgress, provided by the FetchProgressPatterns extension

A variant of map that fallback to returning null.
maybeMap<TResult extends Object?>({TResult inProgress(FetchProgressInProgress value)?, TResult completed(FetchProgressCompleted value)?, TResult failed(FetchProgressFailed value)?, TResult idle(FetchProgressIdle value)?, required TResult orElse()}) → TResult

Available on FetchProgress, provided by the FetchProgressPatterns extension

A variant of map that fallback to returning orElse.
maybeWhen<TResult extends Object?>({TResult inProgress(int receivedBytes)?, TResult completed(Uint8List data, int totalBytes, bool crcValid)?, TResult failed(String message, int? code, int? receivedBytes)?, TResult idle()?, required TResult orElse()}) → TResult

Available on FetchProgress, provided by the FetchProgressPatterns 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 inProgress(int receivedBytes), required TResult completed(Uint8List data, int totalBytes, bool crcValid), required TResult failed(String message, int? code, int? receivedBytes), required TResult idle()}) → TResult

Available on FetchProgress, provided by the FetchProgressPatterns extension

A switch-like method, using callbacks.
whenOrNull<TResult extends Object?>({TResult? inProgress(int receivedBytes)?, TResult? completed(Uint8List data, int totalBytes, bool crcValid)?, TResult? failed(String message, int? code, int? receivedBytes)?, TResult? idle()?}) → TResult?

Available on FetchProgress, provided by the FetchProgressPatterns extension

A variant of when that fallback to returning null

Operators

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