FragmentManager.FragmentLifecycleCallbacks

public static abstract class FragmentManager.FragmentLifecycleCallbacks
extends Object

java.lang.Object
   ↳ androidx.fragment.app.FragmentManager.FragmentLifecycleCallbacks


Callback interface for listening to fragment state changes that happen within a given FragmentManager.

Summary

Public constructors

FragmentManager.FragmentLifecycleCallbacks()

Public methods

void onFragmentActivityCreated(FragmentManager fm, Fragment f, Bundle savedInstanceState)

Called after the fragment has returned from the FragmentManager's call to Fragment.onActivityCreated(Bundle).

void onFragmentAttached(FragmentManager fm, Fragment f, Context context)

Called after the fragment has been attached to its host.

void onFragmentCreated(FragmentManager fm, Fragment f, Bundle savedInstanceState)

Called after the fragment has returned from the FragmentManager's call to Fragment.onCreate(Bundle).

void onFragmentDestroyed(FragmentManager fm, Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onDestroy().

void onFragmentDetached(FragmentManager fm, Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onDetach().

void onFragmentPaused(FragmentManager fm, Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onPause().

void onFragmentPreAttached(FragmentManager fm, Fragment f, Context context)

Called right before the fragment's Fragment.onAttach(Context) method is called.

void onFragmentPreCreated(FragmentManager fm, Fragment f, Bundle savedInstanceState)

Called right before the fragment's Fragment.onCreate(Bundle) method is called.

void onFragmentResumed(FragmentManager fm, Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onResume().

void onFragmentSaveInstanceState(FragmentManager fm, Fragment f, Bundle outState)

Called after the fragment has returned from the FragmentManager's call to Fragment.onSaveInstanceState(Bundle).

void onFragmentStarted(FragmentManager fm, Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onStart().

void onFragmentStopped(FragmentManager fm, Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onStop().

void onFragmentViewCreated(FragmentManager fm, Fragment f, View v, Bundle savedInstanceState)

Called after the fragment has returned a non-null view from the FragmentManager's request to Fragment.onCreateView(LayoutInflater, ViewGroup, Bundle).

void onFragmentViewDestroyed(FragmentManager fm, Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onDestroyView().

Inherited methods

Public constructors

FragmentManager.FragmentLifecycleCallbacks

public FragmentManager.FragmentLifecycleCallbacks ()

Public methods

onFragmentActivityCreated

public void onFragmentActivityCreated (FragmentManager fm, 
                Fragment f, 
                Bundle savedInstanceState)

Called after the fragment has returned from the FragmentManager's call to Fragment.onActivityCreated(Bundle). This will only happen once for any given fragment instance, though the fragment may be attached and detached multiple times.

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

savedInstanceState Bundle: Saved instance bundle from a previous instance

onFragmentAttached

public void onFragmentAttached (FragmentManager fm, 
                Fragment f, 
                Context context)

Called after the fragment has been attached to its host. Its host will have had onAttachFragment called before this call happens.

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

context Context: Context that the Fragment was attached to

onFragmentCreated

public void onFragmentCreated (FragmentManager fm, 
                Fragment f, 
                Bundle savedInstanceState)

Called after the fragment has returned from the FragmentManager's call to Fragment.onCreate(Bundle). This will only happen once for any given fragment instance, though the fragment may be attached and detached multiple times.

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

savedInstanceState Bundle: Saved instance bundle from a previous instance

onFragmentDestroyed

public void onFragmentDestroyed (FragmentManager fm, 
                Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onDestroy().

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

onFragmentDetached

public void onFragmentDetached (FragmentManager fm, 
                Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onDetach().

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

onFragmentPaused

public void onFragmentPaused (FragmentManager fm, 
                Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onPause().

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

onFragmentPreAttached

public void onFragmentPreAttached (FragmentManager fm, 
                Fragment f, 
                Context context)

Called right before the fragment's Fragment.onAttach(Context) method is called. This is a good time to inject any required dependencies or perform other configuration for the fragment before any of the fragment's lifecycle methods are invoked.

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

context Context: Context that the Fragment is being attached to

onFragmentPreCreated

public void onFragmentPreCreated (FragmentManager fm, 
                Fragment f, 
                Bundle savedInstanceState)

Called right before the fragment's Fragment.onCreate(Bundle) method is called. This is a good time to inject any required dependencies or perform other configuration for the fragment.

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

savedInstanceState Bundle: Saved instance bundle from a previous instance

onFragmentResumed

public void onFragmentResumed (FragmentManager fm, 
                Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onResume().

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

onFragmentSaveInstanceState

public void onFragmentSaveInstanceState (FragmentManager fm, 
                Fragment f, 
                Bundle outState)

Called after the fragment has returned from the FragmentManager's call to Fragment.onSaveInstanceState(Bundle).

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

outState Bundle: Saved state bundle for the fragment

onFragmentStarted

public void onFragmentStarted (FragmentManager fm, 
                Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onStart().

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

onFragmentStopped

public void onFragmentStopped (FragmentManager fm, 
                Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onStop().

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state

onFragmentViewCreated

public void onFragmentViewCreated (FragmentManager fm, 
                Fragment f, 
                View v, 
                Bundle savedInstanceState)

Called after the fragment has returned a non-null view from the FragmentManager's request to Fragment.onCreateView(LayoutInflater, ViewGroup, Bundle).

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment that created and owns the view

v View: View returned by the fragment

savedInstanceState Bundle: Saved instance bundle from a previous instance

onFragmentViewDestroyed

public void onFragmentViewDestroyed (FragmentManager fm, 
                Fragment f)

Called after the fragment has returned from the FragmentManager's call to Fragment.onDestroyView().

Parameters
fm FragmentManager: Host FragmentManager

f Fragment: Fragment changing state