GlassBackdropReadings class

The verdicts of every glass under one host, as something a component can listen to.

Notifies when some glass's verdict moves and at no other time — which, by the band and the hold, is a handful of times a session rather than a frame.

Inheritance

• Object
• ChangeNotifier
• GlassBackdropReadings

Constructors

GlassBackdropReadings()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

hasListeners → bool

Whether any listeners are currently registered.

no setter, inherited

length → int

How many glasses have a verdict.

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

addListener(VoidCallback listener) → void

Register a closure to be called when the object changes.

inherited

dispose() → void

Discards any resources used by the object.

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

notifyListeners() → void

Call all the registered listeners.

inherited

of(Object surface) → GlassBackdropReading?

The verdict for surface — the RenderGlassSurface the reading was taken under — or null when it has none yet.

removeListener(VoidCallback listener) → void

Remove a previously registered closure from the list of closures that are notified when the object changes.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited