FunctionAction<TState> class

Inheritance

• Object
• Event
• Action<TState>
• FunctionAction

Constructors

FunctionAction(String id, ApplicationFunctionCall<TState> _call, {ApplicationFunctionCanExecute<TState>? canExecute, ApplicationFunctionFailed<TState>? failed})

Creates a new action.

const

Properties

hashCode → int

The hash code for this object.

no setter, inherited

id → String

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

call(Context<TState> context) → Stream<Updater<TState>>

An action execution will update the context's state by producing a stream of updates.

override

canExecute(TState state) → bool

Allows to block execution if the state isn't valid.

override

failed(Context<TState> context, TState initialState, dynamic error, StackTrace stackTrace) → Stream<Updater<TState>>

If the execution failed because of the given error and stackTrace, then this method is invoked with the initialState, which is a snapshot of the application state before the execution of the action.

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

throwNotExecutable() → dynamic

inherited

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited