AppLifecycleTriggerExecutor

Runs an AppLifecycleTrigger: fires when the app enters a listed state.

The states are the trigger's AppLifecycleStates.

Inheritance

• Object
• AbstractExecutor<AppLifecycleTrigger>
• TriggerExecutor<AppLifecycleTrigger>
• AppLifecycleTriggerExecutor

Mixed-in types

• WidgetsBindingObserver

Constructors

AppLifecycleTriggerExecutor

AppLifecycleTriggerExecutor()

Methods

didChangeAppLifecycleState

1. @override

void didChangeAppLifecycleState(

1. AppLifecycleState state

)

override

Called when the system puts the app in the background or returns the app to the foreground.

An example of implementing this method is provided in the class-level documentation for the WidgetsBindingObserver class.

This method exposes notifications from SystemChannels.lifecycle.

See also:

• AppLifecycleListener, an alternative API for responding to application lifecycle changes.

onPause

1. @override

Future<bool> onPause()

override

Called by pause. Returns true if successfully paused.

If false, the state is not changed.

onResume

1. @override

Future<bool> onResume()

override

Called by resume. Returns true if successfully resumed.

If false, the executor moves to ExecutorState.PausedButShouldBeResumed.