IReadableAtom<T> interface

Namespace: Arlecchino.Atoms · Assembly: Arlecchino.Core

Something that holds a value and tells interested parties when it changes. Implemented by Atom and Computed.

public interface IReadableAtom<T>

Properties

Member	Summary
`Value`	The current value. Reading it inside a `Computed` registers the dependency, so derived values need no dependency list.

Member	Summary
`Subscribe(Action)`	Calls back whenever the value changes.

public abstract T Value { get; }

The current value. Reading it inside a Computed registers the dependency, so derived values need no dependency list.

Type T

public abstract IDisposable Subscribe(Action listener);

Calls back whenever the value changes.

Parameters

Name	Type	Description
`listener`	`Action`	What to run on change.

Returns IDisposable — Dispose it to stop listening; a view that subscribes must do so when it goes away.