MessageHandlerController class
- Inheritance
-
- Object
- ChangeNotifier
- MessageHandlerController
Constructors
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- hasListeners → bool
-
Whether any listeners are currently registered.
no setterinherited
- hasMessageShowing ↔ bool
-
Check if there is a NotificationMessage being displayed.
getter/setter pair
- haveNotification → bool
-
hook for checking if NotificationMessage queues are empty.
no setter
-
middlewares
→ List<
MessageHandlerMiddleware> -
MessageHandlerMiddleware queue.
final
-
notifications
→ List<
NotificationMessage> -
NotificationMessage queue.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
addListener(
VoidCallback listener) → void -
Register a closure to be called when the object changes.
inherited
-
callMiddlewares(
{required NotificationMessageLevel level, String? message, Object? throwable}) → void - Calls all MessageHandlerMiddleware registred in the queue.
-
consumeMessage(
) → void - If the NotificationMessage queue is not empty, call the next NotificationMessage.
-
dispose(
) → void -
Discards any resources used by the object. After this is called, the
object is not in a usable state and should be discarded (calls to
addListener will throw after the object is disposed).
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyListeners(
) → void -
Call all the registered listeners.
inherited
-
removeListener(
VoidCallback listener) → void -
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
removeMessage(
) → void - Remove the first MessageHandlerMiddleware in the queue.
-
sendMessage(
NotificationMessage message) → void - Add a NotificationMessage to the queue.
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Properties
- instance → dynamic
-
no setter