ModelKey<T> class

A ModelKey that holds the data key and provides methods to find and change the data.

Constructors

ModelKey(Symbol key)

Creates a ModelKey.

const

Properties

dataType → Type

The compile-time type of the data.

no setter

hashCode → int

The hash code for this object.

no setter, override

key → Symbol

The data key.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

change(BuildContext context, T data) → void

Change the data of the model with the given key. Throws an assertion error if the model is read-only.

find(BuildContext context) → T

Find the data of the given type from the context. Throws an assertion error if the data is not found.

findProperty(BuildContext context) → ModelProperty<T>

Find the data of the given type from the context. Throws an assertion error if the data is not found.

maybeChange(BuildContext context, T data) → void

Optionally change the data of the model with the given key. Ignores if the model is read-only.

maybeFind(BuildContext context) → T?

Optionally find the data of the given type from the context. Returns null if the data is not found.

maybeFindProperty(BuildContext context) → ModelProperty<T>?

Optionally find the property of the given type from the context. Returns null if the data is not found.

maybeOf(BuildContext context) → T?

Optionally find and listen to data changes of the data with the given type from the context.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

of(BuildContext context) → T

Find and listen to data changes of the data with the given type from the context.

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

override