MyEventOnce_c class

Constructors

MyEventOnce_c({required void onListen()?})

只会执行一次onListen

Properties

hashCode → int

The hash code for this object.

no setter, inherited

hasRun → bool

no setter

onListen → void Function()?

final

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

notify() → bool

通知

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited