FlutterEngine.EngineLifecycleListener

Enclosing class:: FlutterEngine

public static interface FlutterEngine.EngineLifecycleListener

Lifecycle callbacks for Flutter engine lifecycle events.

Method Summary

Modifier and Type

Method

Description

void

onEngineWillDestroy()

Lifecycle callback invoked before the Flutter engine is destroyed.

void

onPreEngineRestart()

Lifecycle callback invoked before a hot restart of the Flutter engine.

Method Details
- onPreEngineRestart
  
  void onPreEngineRestart()
  
  Lifecycle callback invoked before a hot restart of the Flutter engine.
- onEngineWillDestroy
  
  void onEngineWillDestroy()
  
  Lifecycle callback invoked before the Flutter engine is destroyed.
  For the duration of the call, the Flutter engine is still valid.