Added in API level 23
Deprecated in API level 28

Summary: Ctors | Methods | Inherited Methods

FragmentHostCallback

Kotlin |Java

public abstract class FragmentHostCallback
extends FragmentContainer

java.lang.Object
↳	android.app.FragmentContainer
	↳	android.app.FragmentHostCallback<E>

This class was deprecated in API level 28.
Use the Support Library FragmentHostCallback

Integration points with the Fragment host.

Fragments may be hosted by any object; such as an Activity. In order to host fragments, implement FragmentHostCallback, overriding the methods applicable to the host.

Summary

Public constructors
`FragmentHostCallback(Context context, Handler handler, int windowAnimations)`

Public methods
`void`	`onAttachFragment(Fragment fragment)` Called when a `Fragment` is being attached to this host, immediately after the call to its `Fragment.onAttach(Context)` method and before `Fragment.onCreate(Bundle)`.
`void`	`onDump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args)` Print internal state into the given stream.
`<T extends View> T`	`onFindViewById(int id)` Return the view with the given resource ID.
`abstract E`	`onGetHost()` Return the object that's currently hosting the fragment.
`LayoutInflater`	`onGetLayoutInflater()` Return a `LayoutInflater`.
`int`	`onGetWindowAnimations()` Return the window animations.
`boolean`	`onHasView()` Return `true` if the container holds any view.
`boolean`	`onHasWindowAnimations()` Return `true` if there are window animations.
`void`	`onInvalidateOptionsMenu()` Invalidates the activity's options menu.
`void`	`onRequestPermissionsFromFragment(Fragment fragment, String[] permissions, int requestCode)` Requests permissions from the given fragment.
`boolean`	`onShouldSaveFragmentState(Fragment fragment)` Return `true` if the fragment's state needs to be saved.
`void`	`onStartActivityFromFragment(Fragment fragment, Intent intent, int requestCode, Bundle options)` Starts a new `Activity` from the given fragment.
`void`	`onStartIntentSenderFromFragment(Fragment fragment, IntentSender intent, int requestCode, Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options)` Starts a new `IntentSender` from the given fragment.
`boolean`	`onUseFragmentManagerInflaterFactory()` Return `true` if the FragmentManager's LayoutInflaterFactory should be used.

Inherited methods

From class


        
          android.app.FragmentContainer

`abstract <T extends View> T`	`onFindViewById(int id)` Return the view with the given resource ID.
`abstract boolean`	`onHasView()` Return `true` if the container holds any view.

From class


        
          java.lang.Object

`Object`	`clone()` Creates and returns a copy of this object.
`boolean`	`equals(Object obj)` Indicates whether some other object is "equal to" this one.
`void`	`finalize()` Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
`final Class<?>`	`getClass()` Returns the runtime class of this `Object`.
`int`	`hashCode()` Returns a hash code value for the object.
`final void`	`notify()` Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()` Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()` Returns a string representation of the object.
`final void`	`wait(long timeoutMillis, int nanos)` Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait(long timeoutMillis)` Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait()` Causes the current thread to wait until it is awakened, typically by being notified or interrupted.

Public constructors

FragmentHostCallback

Added in API level 23

public FragmentHostCallback (Context context, 
                Handler handler, 
                int windowAnimations)

Parameters
`context`	`Context`
`handler`	`Handler`
`windowAnimations`	`int`

Public methods

onAttachFragment

Added in API level 23

public void onAttachFragment (Fragment fragment)

Called when a Fragment is being attached to this host, immediately after the call to its Fragment.onAttach(Context) method and before Fragment.onCreate(Bundle).

Parameters
`fragment`	`Fragment`

onDump

Added in API level 23

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

Print internal state into the given stream.

Parameters
`prefix`	`String`: Desired prefix to prepend at each line of output.
`fd`	`FileDescriptor`: The raw file descriptor that the dump is being sent to.
`writer`	`PrintWriter`: The PrintWriter to which you should dump your state. This will be closed for you after you return.
`args`	`String`: additional arguments to the dump request.

onFindViewById

Added in API level 23

public T onFindViewById (int id)

Return the view with the given resource ID. May return null if the view is not a child of this container.

Parameters
`id`	`int`

Returns
`T`	This value may be `null`.

onGetHost

Added in API level 23

public abstract E onGetHost ()

Return the object that's currently hosting the fragment. If a Fragment is hosted by a Activity, the object returned here should be the same object returned from Fragment.getActivity().

Returns
`E`	This value may be `null`.

onGetLayoutInflater

Added in API level 23

public LayoutInflater onGetLayoutInflater ()

Return a LayoutInflater. See Activity.getLayoutInflater().

Returns
`LayoutInflater`

onGetWindowAnimations

Added in API level 23

public int onGetWindowAnimations ()

Return the window animations.

Returns
`int`

onHasView

Added in API level 23

public boolean onHasView ()

Return true if the container holds any view.

Returns
`boolean`

onHasWindowAnimations

Added in API level 23

public boolean onHasWindowAnimations ()

Return true if there are window animations.

Returns
`boolean`

onInvalidateOptionsMenu

Added in API level 23

public void onInvalidateOptionsMenu ()

Invalidates the activity's options menu. See Activity.invalidateOptionsMenu()

onRequestPermissionsFromFragment

Added in API level 23

public void onRequestPermissionsFromFragment (Fragment fragment, 
                String[] permissions, 
                int requestCode)

Requests permissions from the given fragment. See Activity.requestPermissions(String[], int)

Parameters
`fragment`	`Fragment`: This value cannot be `null`.
`permissions`	`String`: This value cannot be `null`.
`requestCode`	`int`

onShouldSaveFragmentState

Added in API level 23

public boolean onShouldSaveFragmentState (Fragment fragment)

Return true if the fragment's state needs to be saved.

Parameters
`fragment`	`Fragment`

Returns
`boolean`

onStartActivityFromFragment

Added in API level 23

public void onStartActivityFromFragment (Fragment fragment, 
                Intent intent, 
                int requestCode, 
                Bundle options)

Starts a new Activity from the given fragment. See Activity.startActivityForResult(Intent, int).

Parameters
`fragment`	`Fragment`
`intent`	`Intent`
`requestCode`	`int`
`options`	`Bundle`

onStartIntentSenderFromFragment

Added in API level 24
Deprecated in API level 28

public void onStartIntentSenderFromFragment (Fragment fragment, 
                IntentSender intent, 
                int requestCode, 
                Intent fillInIntent, 
                int flagsMask, 
                int flagsValues, 
                int extraFlags, 
                Bundle options)

Starts a new IntentSender from the given fragment. See Activity.startIntentSender(IntentSender, Intent, int, int, int, Bundle).

Parameters
`fragment`	`Fragment`
`intent`	`IntentSender`
`requestCode`	`int`
`fillInIntent`	`Intent`: This value may be `null`.
`flagsMask`	`int`
`flagsValues`	`int`
`extraFlags`	`int`
`options`	`Bundle`

Throws
`IntentSender.SendIntentException`

onUseFragmentManagerInflaterFactory

Added in API level 23

public boolean onUseFragmentManagerInflaterFactory ()

Return true if the FragmentManager's LayoutInflaterFactory should be used.

Returns
`boolean`