FragmentHostCallback
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 |
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 |
int
|
onGetWindowAnimations()
Return the window animations. |
boolean
|
onHasView()
Return |
boolean
|
onHasWindowAnimations()
Return |
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 |
void
|
onStartActivityFromFragment(Fragment fragment, Intent intent, int requestCode, Bundle options)
Starts a new |
void
|
onStartIntentSenderFromFragment(Fragment fragment, IntentSender intent, int requestCode, Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options)
Starts a new |
boolean
|
onUseFragmentManagerInflaterFactory()
Return |
Inherited methods | |
---|---|
Public constructors
FragmentHostCallback
public FragmentHostCallback (Context context, Handler handler, int windowAnimations)
Parameters | |
---|---|
context |
Context |
handler |
Handler |
windowAnimations |
int |
Public methods
onAttachFragment
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
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
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
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
public LayoutInflater onGetLayoutInflater ()
Return a LayoutInflater
.
See Activity#getLayoutInflater()
.
Returns | |
---|---|
LayoutInflater |
onGetWindowAnimations
public int onGetWindowAnimations ()
Return the window animations.
Returns | |
---|---|
int |
onHasView
public boolean onHasView ()
Return true
if the container holds any view.
Returns | |
---|---|
boolean |
onHasWindowAnimations
public boolean onHasWindowAnimations ()
Return true
if there are window animations.
Returns | |
---|---|
boolean |
onInvalidateOptionsMenu
public void onInvalidateOptionsMenu ()
Invalidates the activity's options menu.
See Activity#invalidateOptionsMenu()
onRequestPermissionsFromFragment
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
public boolean onShouldSaveFragmentState (Fragment fragment)
Return true
if the fragment's state needs to be saved.
Parameters | |
---|---|
fragment |
Fragment |
Returns | |
---|---|
boolean |
onStartActivityFromFragment
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
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
public boolean onUseFragmentManagerInflaterFactory ()
Return true
if the FragmentManager's LayoutInflaterFactory should be used.
Returns | |
---|---|
boolean |