A mixin that helps listen to another object only when this object has registered listeners.
Constructors
Properties
- isListening → bool
-
Whether there are any listeners.
read-only - hashCode → int
-
Get a hash code for this object.
read-only, inherited - runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
Operators
-
operator ==(
other) → bool -
The equality operator.
inherited
Methods
-
didRegisterListener(
) → void -
didStartListening(
) → void -
Called when the number of listeners changes from zero to one.
-
didStopListening(
) → void -
Called when the number of listeners changes from one to zero.
-
didUnregisterListener(
) → void -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed.
inherited -
toString(
) → String -
Returns a string representation of this object.
inherited