Anchor class abstract

Describes an anchor point that overlays (popovers, menus, tooltips) can position themselves relative to, and optionally track as it moves.

Implementers

• ContextAnchor
• LinkedAnchor

Constructors

Anchor()

Creates an Anchor.

const

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

resolve(BuildContext context) → Anchor

Fills in any defaults this anchor needs from context — the BuildContext of whatever show() call is about to use this anchor.

subscribe() → AnchorSubscription

Starts a live subscription to this anchor's position/visibility.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited