NavigationCubit class Null safety
Manages navigation state for the main pages: Home, Academic, Payments and Profile.
Currently used on RootPage, for its bottom navigation bar. Emits a NavigationState.
Constructors
Properties
- hashCode → int
-
The hash code for this object.
read-only, inherited
- isClosed → bool
-
Whether the bloc is closed.
read-only, inherited
- runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
- state → NavigationState
-
The current state.
read-only, inherited
-
stream
→ Stream<
NavigationState> -
The current stream of states.
read-only, inherited
Methods
-
addError(
Object error, [StackTrace? stackTrace]) → void -
Reports an
error
which triggers onError with an optionalStackTrace
.@mustCallSuper, @protected, inherited -
changePage(
int index) → void - Maps an index to a state which reflect a page.
-
close(
) → Future< void> -
Closes the instance.
This method should be called when the instance is no longer needed.
Once close is called, the instance can no longer be used.
@mustCallSuper, inherited
-
emit(
NavigationState state) → void -
Updates the
state
to the providedstate
. emit does nothing if thestate
being emitted is equal to the currentstate
.@protected, @visibleForTesting, inherited -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed.
inherited
-
onChange(
Change< NavigationState> change) → void -
Called whenever a
change
occurs with the givenchange
. Achange
occurs when a newstate
is emitted. onChange is called before thestate
of thecubit
is updated. onChange is a great spot to add logging/analytics for a specificcubit
.@mustCallSuper, @protected, inherited -
onError(
Object error, StackTrace stackTrace) → void -
Called whenever an
error
occurs and notifiesBlocObserver.onError
.@mustCallSuper, @protected, inherited -
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited