UiAction class

Something a button does to the state.

Constructors

UiAction({required String type, required String key, String? value, String? expr})

Creates an action.

const

UiAction.fromJson(Object? json)

Parses an action, rejecting unknown types.

factory

Properties

expr → String?

Expression to evaluate, for calc. {{key}} bindings are substituted before evaluation.

final

hashCode → int

The hash code for this object.

no setter, inherited

key → String

The state key this action writes.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

type → String

set, append, clear, backspace or calc.

final

value → String?

Literal value, for set and append.

final

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Constants

kSupportedActions → const Set<String>

Every action this renderer understands.