FragmentController

attachHost

void attachHost (Fragment parent)

Attaches the host to the FragmentManager for this controller. The host must be attached before the FragmentManager can be used to manage Fragments.

createController

FragmentController createController (FragmentHostCallback<?> callbacks)

Returns a FragmentController.

dispatchActivityCreated

void dispatchActivityCreated ()

Moves all Fragments managed by the controller's FragmentManager into the activity created state.

Call when Fragments should be informed their host has been created.

dispatchConfigurationChanged

void dispatchConfigurationChanged (Configuration newConfig)

Lets all Fragments managed by the controller's FragmentManager know a configuration change occurred.

Call when there is a configuration change.

dispatchContextItemSelected

boolean dispatchContextItemSelected (MenuItem item)

Sends a context item selection event to the Fragments managed by the controller's FragmentManager. Once the event has been consumed, no additional handling will be performed.

Call immediately after an options menu item has been selected

dispatchCreate

void dispatchCreate ()

Moves all Fragments managed by the controller's FragmentManager into the create state.

Call when Fragments should be created.

dispatchCreateOptionsMenu

boolean dispatchCreateOptionsMenu (Menu menu, 
                MenuInflater inflater)

Lets all Fragments managed by the controller's FragmentManager know they should create an options menu.

Call when the Fragment should create an options menu.

dispatchDestroy

void dispatchDestroy ()

Moves all Fragments managed by the controller's FragmentManager into the destroy state.

Call when Fragments should be destroyed.

dispatchDestroyView

void dispatchDestroyView ()

Moves all Fragments managed by the controller's FragmentManager into the destroy view state.

Call when the Fragment's views should be destroyed.

dispatchLowMemory

void dispatchLowMemory ()

Lets all Fragments managed by the controller's FragmentManager know the device is in a low memory condition.

Call when the device is low on memory and Fragment's should trim their memory usage.

dispatchMultiWindowModeChanged

void dispatchMultiWindowModeChanged (boolean isInMultiWindowMode)

Lets all Fragments managed by the controller's FragmentManager know the multi-window mode of the activity changed.

Call when the multi-window mode of the activity changed.

dispatchOptionsItemSelected

boolean dispatchOptionsItemSelected (MenuItem item)

Sends an option item selection event to the Fragments managed by the controller's FragmentManager. Once the event has been consumed, no additional handling will be performed.

Call immediately after an options menu item has been selected

dispatchOptionsMenuClosed

void dispatchOptionsMenuClosed (Menu menu)

Lets all Fragments managed by the controller's FragmentManager know their options menu has closed.

Call immediately after closing the Fragment's options menu.

dispatchPause

void dispatchPause ()

Moves all Fragments managed by the controller's FragmentManager into the pause state.

Call when Fragments should be paused.

dispatchPictureInPictureModeChanged

void dispatchPictureInPictureModeChanged (boolean isInPictureInPictureMode)

Lets all Fragments managed by the controller's FragmentManager know the picture-in-picture mode of the activity changed.

Call when the picture-in-picture mode of the activity changed.

dispatchPrepareOptionsMenu

boolean dispatchPrepareOptionsMenu (Menu menu)

Lets all Fragments managed by the controller's FragmentManager know they should prepare their options menu for display.

Call immediately before displaying the Fragment's options menu.

dispatchReallyStop

void dispatchReallyStop ()

dispatchResume

void dispatchResume ()

Moves all Fragments managed by the controller's FragmentManager into the resume state.

Call when Fragments should be resumed.

dispatchStart

void dispatchStart ()

Moves all Fragments managed by the controller's FragmentManager into the start state.

Call when Fragments should be started.

dispatchStop

void dispatchStop ()

Moves all Fragments managed by the controller's FragmentManager into the stop state.

Call when Fragments should be stopped.

doLoaderDestroy

void doLoaderDestroy ()

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Destroys the loaders and, if their state is not being retained, removes them.

doLoaderRetain

void doLoaderRetain ()

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Retains the state of each of the loaders.

doLoaderStart

void doLoaderStart ()

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Starts the loaders.

doLoaderStop

void doLoaderStop (boolean retain)

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Stops the loaders, optionally retaining their state. This is useful for keeping the loader state across configuration changes.

dumpLoaders

void dumpLoaders (String prefix, 
                FileDescriptor fd, 
                PrintWriter writer, 
                String[] args)

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Dumps the current state of the loaders.

execPendingActions

boolean execPendingActions ()

Execute any pending actions for the Fragments managed by the controller's FragmentManager.

Call when queued actions can be performed [eg when the Fragment moves into a start or resume state].

findFragmentByWho

Fragment findFragmentByWho (String who)

Returns a fragment with the given identifier.

getActiveFragments

List<Fragment> getActiveFragments (List<Fragment> actives)

Returns the list of active fragments.

getActiveFragmentsCount

int getActiveFragmentsCount ()

Returns the number of active fragments.

getSupportFragmentManager

FragmentManager getSupportFragmentManager ()

Returns a FragmentManager for this controller.

getSupportLoaderManager

LoaderManager getSupportLoaderManager ()

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Returns a LoaderManager.

noteStateNotSaved

void noteStateNotSaved ()

Marks the fragment state as unsaved. This allows for "state loss" detection.

onCreateView

View onCreateView (View parent, 
                String name, 
                Context context, 
                AttributeSet attrs)

Instantiates a Fragment's view.

reportLoaderStart

void reportLoaderStart ()

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Lets the loaders know the host is ready to receive notifications.

restoreAllState

void restoreAllState (Parcelable state, 
                List<Fragment> nonConfigList)

This method was deprecated in API level 24.1.0.
use restoreAllState(Parcelable, FragmentManagerNonConfig)

Restores the saved state for all Fragments. The given Fragment list are Fragment instances retained across configuration changes.

restoreAllState

void restoreAllState (Parcelable state, 
                FragmentManagerNonConfig nonConfig)

Restores the saved state for all Fragments. The given FragmentManagerNonConfig are Fragment instances retained across configuration changes, including nested fragments

restoreLoaderNonConfig

void restoreLoaderNonConfig (SimpleArrayMap<String, LoaderManager> loaderManagers)

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Restores the saved state for all LoaderManagers. The given LoaderManager list are LoaderManager instances retained across configuration changes.

retainLoaderNonConfig

SimpleArrayMap<String, LoaderManager> retainLoaderNonConfig ()

This method was deprecated in API level 27.1.0.
Loaders are managed separately from FragmentController

Returns a list of LoaderManagers that have opted to retain their instance across configuration changes.

retainNestedNonConfig

FragmentManagerNonConfig retainNestedNonConfig ()

Returns a nested tree of Fragments that have opted to retain their instance across configuration changes.

retainNonConfig

List<Fragment> retainNonConfig ()

This method was deprecated in API level 24.1.0.
use retainNestedNonConfig() to also track retained nested child fragments

Returns a list of Fragments that have opted to retain their instance across configuration changes.

saveAllState

Parcelable saveAllState ()

Saves the state for all Fragments.