TransientKey<T> class

The OverlaySupportEntry associated with TransientKey will be dismiss immediately when next OverlaySupportEntry showing by showOverlay with the same key.

This key was designed for toast, but it seems wired, so have not use yet.

For example:

final key = const TransientKey('transient');

showSimpleNotification(Text('modal example'), key: key);

// The previous notification will be dismiss immediately, instead of have
// a disappearing animation effect.
showSimpleNotification(Text('modal example 2'), key: key);

Inheritance

• Object
• Key
• LocalKey
• ValueKey<T>
• TransientKey

Constructors

TransientKey(T value)

const

Properties

hashCode → int

The hash code for this object.

no setter, override

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

value → T

The value to which this key delegates its operator==

final, inherited

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.

override