A subscription on events from a Stream.
When you listen on a Stream using Stream.listen, a StreamSubscription object is returned.
The subscription provides events to the listener, and holds the callbacks used to handle the events. The subscription can also be used to unsubscribe from the events, or to temporarily pause the events from the stream.
Constructors
Properties
Operators
-
operator ==(
other) → bool -
The equality operator.
inherited
Methods
-
asFuture(
[futureValue ]) → Future -
Returns a future that handles the onDone and onError callbacks.
-
cancel(
) → Future -
Cancels this subscription.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed.
inherited -
onData(
void handleData(T data)) → void -
Set or override the data event handler of this subscription.
-
onDone(
void handleDone()) → void -
Set or override the done event handler of this subscription.
-
onError(
Function handleError) → void -
Set or override the error event handler of this subscription.
-
pause(
[Future resumeSignal ]) → void -
Request that the stream pauses events until further notice.
-
resume(
) → void -
Resume after a pause.
-
toString(
) → String -
Returns a string representation of this object.
inherited