SavedStateRegistryController | Android Developers

Platform Android Studio Google Play Jetpack Kotlin Docs News

Documentation

Overview Guides Reference Samples Design & Quality

Platform
Android Studio
Google Play
Jetpack
Kotlin
Docs
News

Android API Reference
Overview
AndroidX
Class Index
Package Index
android.support.v4.media
- Overview
- Classes
android.support.v4.media.session
android.support.wearable.watchface
- Overview
- Classes
androidx.activity
- Overview
- Classes
- Interfaces
  - OnBackPressedDispatcherOwner
androidx.activity.compose
- Overview
- Classes
  - ManagedActivityResultLauncher
- Objects
  - LocalActivityResultRegistryOwner
  - LocalOnBackPressedDispatcherOwner
androidx.activity.contextaware
- Overview
- Classes
  - ContextAwareHelper
- Interfaces
  - ContextAware
  - OnContextAvailableListener
androidx.activity.result
androidx.activity.result.contract
- Overview
- Classes
androidx.ads.identifier
- Overview
- Classes
  - AdvertisingIdClient
  - AdvertisingIdInfo
- Exceptions
  - AdvertisingIdNotAvailableException
androidx.ads.identifier.internal
- Overview
- Classes
  - HoldingConnectionClient
androidx.ads.identifier.provider
- Overview
- Classes
  - AdvertisingIdProviderInfo
  - AdvertisingIdProviderManager
- Interfaces
  - AdvertisingIdProvider
androidx.ads.identifier.provider.internal
- Overview
- Classes
  - AdvertisingIdService
androidx.annotation
androidx.annotation.experimental
- Overview
- Enums
  - Experimental.Level
- Annotations
  - Experimental
  - UseExperimental
androidx.appcompat.app
androidx.appcompat.content.res
- Overview
- Classes
  - AppCompatResources
androidx.appcompat.graphics.drawable
- Overview
- Classes
  - AnimatedStateListDrawableCompat
  - DrawerArrowDrawable
androidx.appcompat.view
- Overview
- Classes
  - ActionMode
  - ContextThemeWrapper
- Interfaces
  - ActionMode.Callback
  - CollapsibleActionView
androidx.appcompat.widget
androidx.appsearch.annotation
- Overview
- Annotations
androidx.appsearch.app
androidx.appsearch.exceptions
- Overview
- Exceptions
  - AppSearchException
androidx.appsearch.localstorage
- Overview
- Classes
androidx.arch.core.executor.testing
- Overview
- Classes
  - CountingTaskExecutorRule
  - InstantTaskExecutorRule
androidx.arch.core.util
- Overview
- Interfaces
  - Function
androidx.asynclayoutinflater.view
- Overview
- Classes
  - AsyncLayoutInflater
- Interfaces
  - AsyncLayoutInflater.OnInflateFinishedListener
androidx.autofill
- Overview
- Classes
  - HintConstants
androidx.autofill.inline
- Overview
- Classes
- Interfaces
  - UiVersions.Content
  - UiVersions.Style
androidx.autofill.inline.common
- Overview
- Classes
androidx.autofill.inline.v1
- Overview
- Classes
androidx.benchmark
- Overview
- Classes
- Annotations
  - BenchmarkState.ExperimentalExternalReport
- Objects
androidx.benchmark.junit4
- Overview
- Classes
androidx.benchmark.macro
- Overview
- Classes
- Enums
  - StartupMode
- Objects
  - CompilationMode.None
  - CompilationMode.Speed
androidx.benchmark.macro.junit4
- Overview
- Classes
  - MacrobenchmarkRule
  - PerfettoRule
androidx.biometric
androidx.biometric.auth
androidx.browser.browseractions
- Overview
- Classes
androidx.browser.customtabs
androidx.browser.trusted
androidx.browser.trusted.sharing
- Overview
- Classes
androidx.browser.trusted.splashscreens
- Overview
- Classes
  - SplashScreenParamKey
  - SplashScreenVersion
androidx.camera.camera2
- Overview
- Classes
  - Camera2Config
androidx.camera.camera2.interop
- Overview
- Classes
- Annotations
  - ExperimentalCamera2Interop
androidx.camera.core
androidx.camera.extensions
androidx.camera.extensions.internal
androidx.camera.lifecycle
- Overview
- Classes
  - ProcessCameraProvider
- Annotations
  - ExperimentalCameraProviderConfiguration
  - ExperimentalUseCaseGroupLifecycle
androidx.camera.view
androidx.camera.view.internal.compat.quirk
- Overview
- Classes
androidx.camera.view.transform
- Overview
- Classes
androidx.camera.view.video
- Overview
- Classes
- Interfaces
  - OnVideoSavedCallback
- Annotations
  - ExperimentalVideo
androidx.car.app
- Overview
- Classes
- Interfaces
- Exceptions
  - HostException
androidx.car.app.annotations
- Overview
- Annotations
  - ExperimentalCarApi
  - RequiresCarApi
androidx.car.app.model
androidx.car.app.model.signin
androidx.car.app.navigation
- Overview
- Classes
  - NavigationManager
- Interfaces
  - NavigationManagerCallback
androidx.car.app.navigation.model
androidx.car.app.notification
- Overview
- Classes
  - CarAppExtender
  - CarAppExtender.Builder
androidx.car.app.serialization
- Overview
- Classes
  - Bundleable
- Exceptions
  - BundlerException
androidx.car.app.testing
- Overview
- Classes
androidx.car.app.testing.navigation
- Overview
- Classes
  - TestNavigationManager
androidx.car.app.validation
- Overview
- Classes
  - HostValidator
  - HostValidator.Builder
androidx.car.app.versioning
- Overview
- Classes
  - CarAppApiLevels
androidx.cardview.widget
- Overview
- Classes
  - CardView
androidx.collection
- Overview
- Classes
androidx.compose.animation
- Overview
- Classes
- Enums
  - EnterExitState
- Annotations
  - ExperimentalAnimationApi
androidx.compose.animation.core
androidx.compose.foundation
- Overview
- Classes
- Interfaces
  - Indication
  - IndicationInstance
- Enums
  - MutatePriority
- Annotations
  - ExperimentalFoundationApi
  - InternalFoundationApi
androidx.compose.foundation.gestures
- Overview
- Classes
  - GestureCancellationException
- Interfaces
- Enums
  - Orientation
- Objects
  - ScrollableDefaults
androidx.compose.foundation.interaction
androidx.compose.foundation.layout
- Overview
- Classes
  - PaddingValues.Absolute
- Interfaces
- Enums
  - IntrinsicSize
- Annotations
  - ExperimentalLayoutApi
  - LayoutScopeMarker
- Objects
  - Arrangement
  - Arrangement.Absolute
androidx.compose.foundation.lazy
- Overview
- Classes
- Interfaces
- Annotations
  - LazyScopeMarker
androidx.compose.foundation.selection
androidx.compose.foundation.shape
- Overview
- Classes
- Interfaces
  - CornerSize
androidx.compose.foundation.text
- Overview
- Classes
- Interfaces
  - KeyboardActionScope
- Annotations
  - InternalFoundationTextApi
androidx.compose.foundation.text.selection
- Overview
- Classes
  - TextSelectionColors
androidx.compose.material
androidx.compose.material.icons
- Overview
- Objects
androidx.compose.material.ripple
- Overview
- Classes
  - RippleAlpha
- Interfaces
  - RippleTheme
androidx.compose.runtime
androidx.compose.runtime.collection
- Overview
- Classes
  - MutableVector
androidx.compose.runtime.internal
- Overview
- Interfaces
  - ComposableLambda
  - ComposableLambdaN
- Annotations
androidx.compose.runtime.livedata
androidx.compose.runtime.rxjava2
androidx.compose.runtime.rxjava3
androidx.compose.runtime.saveable
- Overview
- Interfaces
androidx.compose.runtime.snapshots
- Overview
- Classes
- Interfaces
- Exceptions
  - SnapshotApplyConflictException
- Objects
  - SnapshotApplyResult.Success
androidx.compose.runtime.tooling
- Overview
- Interfaces
  - CompositionData
  - CompositionGroup
androidx.compose.ui
- Overview
- Classes
- Interfaces
- Annotations
  - ExperimentalComposeUiApi
  - InternalComposeUiApi
- Objects
  - AbsoluteAlignment
  - Modifier.Companion
androidx.compose.ui.autofill
- Overview
- Classes
  - AutofillNode
  - AutofillTree
- Interfaces
  - Autofill
- Enums
  - AutofillType
androidx.compose.ui.draw
- Overview
- Classes
  - CacheDrawScope
  - DrawResult
- Interfaces
androidx.compose.ui.focus
- Overview
- Classes
- Interfaces
- Objects
  - FocusRequester.FocusRequesterFactory
androidx.compose.ui.geometry
- Overview
- Classes
androidx.compose.ui.graphics
androidx.compose.ui.graphics.colorspace
- Overview
- Classes
- Objects
  - ColorSpaces
  - Illuminant
androidx.compose.ui.graphics.drawscope
- Overview
- Classes
- Interfaces
- Annotations
  - DrawScopeMarker
- Objects
  - Fill
androidx.compose.ui.graphics.painter
- Overview
- Classes
androidx.compose.ui.graphics.vector
androidx.compose.ui.hapticfeedback
- Overview
- Interfaces
  - HapticFeedback
- Enums
  - HapticFeedbackType
androidx.compose.ui.input.key
- Overview
- Classes
- TypeAliases
  - NativeKeyEvent
androidx.compose.ui.input.nestedscroll
- Overview
- Classes
  - NestedScrollDispatcher
  - NestedScrollSource
- Interfaces
  - NestedScrollConnection
androidx.compose.ui.input.pointer
- Overview
- Classes
- Interfaces
- Enums
  - PointerEventPass
androidx.compose.ui.input.pointer.util
- Overview
- Classes
  - VelocityTracker
androidx.compose.ui.layout
androidx.compose.ui.node
- Overview
- Classes
  - Ref
- Interfaces
  - RootForTest
- Annotations
  - InternalCoreApi
androidx.compose.ui.platform
androidx.compose.ui.res
androidx.compose.ui.semantics
- Overview
- Classes
- Interfaces
  - SemanticsModifier
  - SemanticsPropertyReceiver
- Enums
  - LiveRegionMode
  - Role
- Objects
  - SemanticsActions
  - SemanticsProperties
androidx.compose.ui.state
- Overview
- Enums
  - ToggleableState
androidx.compose.ui.test
- Overview
- Classes
- Interfaces
- Annotations
  - ExperimentalTestApi
  - InternalTestApi
- Exceptions
  - ComposeTimeoutException
androidx.compose.ui.test.junit4
- Overview
- Classes
- Interfaces
  - ComposeContentTestRule
  - ComposeTestRule
androidx.compose.ui.test.junit4.android
- Overview
- Exceptions
  - ComposeNotIdleException
androidx.compose.ui.text
- Overview
- Classes
- Interfaces
  - Paragraph
  - ParagraphIntrinsics
- Annotations
  - ExperimentalTextApi
  - InternalTextApi
- Objects
  - TextPainter
androidx.compose.ui.text.android
- Overview
- Annotations
  - InternalPlatformTextApi
androidx.compose.ui.text.android.style
- Overview
- Classes
androidx.compose.ui.text.font
- Overview
- Classes
- Interfaces
- Enums
  - FontStyle
  - FontSynthesis
androidx.compose.ui.text.input
androidx.compose.ui.text.intl
- Overview
- Classes
  - Locale
  - LocaleList
androidx.compose.ui.text.platform.extensions
androidx.compose.ui.text.style
- Overview
- Classes
- Enums
androidx.compose.ui.tooling
androidx.compose.ui.tooling.data
- Overview
- Classes
- Annotations
  - UiToolingDataApi
androidx.compose.ui.tooling.preview
- Overview
- Interfaces
  - PreviewParameterProvider
- Annotations
- Objects
  - Devices
androidx.compose.ui.tooling.preview.datasource
- Overview
- Classes
  - CollectionPreviewParameterProvider
  - LoremIpsum
androidx.compose.ui.unit
- Overview
- Classes
- Interfaces
  - Density
- Enums
  - LayoutDirection
- Annotations
  - ExperimentalUnitApi
androidx.compose.ui.util
androidx.compose.ui.viewinterop
androidx.compose.ui.window
- Overview
- Classes
  - DialogProperties
  - PopupProperties
- Interfaces
  - DialogWindowProvider
  - PopupPositionProvider
- Enums
  - SecureFlagPolicy
androidx.concurrent.futures
- Overview
- Classes
  - CallbackToFutureAdapter
  - CallbackToFutureAdapter.Completer
- Interfaces
  - CallbackToFutureAdapter.Resolver
androidx.contentpager.content
- Overview
- Classes
- Interfaces
- Annotations
  - ContentPager.CursorDisposition
androidx.coordinatorlayout.widget
- Overview
- Classes
- Interfaces
  - CoordinatorLayout.AttachedBehavior
- Annotations
  - CoordinatorLayout.DefaultBehavior
androidx.core.accessibilityservice
- Overview
- Classes
  - AccessibilityServiceInfoCompat
androidx.core.animation
androidx.core.app
androidx.core.content
- Overview
- Classes
androidx.core.content.pm
- Overview
- Classes
androidx.core.content.res
- Overview
- Classes
androidx.core.database
- Overview
- Classes
  - CursorWindowCompat
  - DatabaseUtilsCompat
androidx.core.database.sqlite
- Overview
- Classes
  - SQLiteCursorCompat
androidx.core.graphics
- Overview
- Classes
- Enums
  - BlendModeCompat
androidx.core.graphics.drawable
- Overview
- Classes
androidx.core.hardware.display
- Overview
- Classes
  - DisplayManagerCompat
androidx.core.hardware.fingerprint
- Overview
- Classes
androidx.core.location
- Overview
- Classes
androidx.core.math
- Overview
- Classes
  - MathUtils
androidx.core.net
- Overview
- Classes
- Exceptions
  - ParseException
androidx.core.os
androidx.core.provider
- Overview
- Classes
androidx.core.role
- Overview
- Classes
  - RoleManagerCompat
androidx.core.telephony
- Overview
- Classes
  - SubscriptionManagerCompat
  - TelephonyManagerCompat
androidx.core.telephony.mbms
- Overview
- Classes
  - MbmsHelper
androidx.core.text
androidx.core.text.util
- Overview
- Classes
  - LinkifyCompat
androidx.core.transition
androidx.core.util
- Overview
- Classes
- Interfaces
androidx.core.view
androidx.core.view.accessibility
androidx.core.view.animation
- Overview
- Classes
  - PathInterpolatorCompat
androidx.core.view.inputmethod
- Overview
- Classes
- Interfaces
  - InputConnectionCompat.OnCommitContentListener
androidx.core.widget
androidx.cursoradapter.widget
- Overview
- Classes
- Interfaces
  - SimpleCursorAdapter.CursorToStringConverter
  - SimpleCursorAdapter.ViewBinder
androidx.customview.view
- Overview
- Classes
  - AbsSavedState
androidx.customview.widget
- Overview
- Classes
- Interfaces
  - Openable
androidx.datastore
androidx.datastore.core
- Overview
- Interfaces
- Exceptions
  - CorruptionException
- Objects
  - DataStoreFactory
androidx.datastore.core.handlers
- Overview
- Classes
  - ReplaceFileCorruptionHandler
androidx.datastore.migrations
- Overview
- Classes
  - SharedPreferencesMigration
  - SharedPreferencesView
androidx.datastore.preferences
androidx.datastore.preferences.core
- Overview
- Classes
- Objects
  - PreferenceDataStoreFactory
androidx.datastore.preferences.rxjava2
- Overview
- Classes
  - RxPreferenceDataStoreBuilder
androidx.datastore.preferences.rxjava3
- Overview
- Classes
  - RxPreferenceDataStoreBuilder
androidx.datastore.rxjava2
- Overview
- Classes
- Interfaces
  - RxDataMigration
  - RxSharedPreferencesMigration
androidx.datastore.rxjava3
- Overview
- Classes
- Interfaces
  - RxDataMigration
  - RxSharedPreferencesMigration
androidx.documentfile.provider
- Overview
- Classes
  - DocumentFile
androidx.drawerlayout.widget
- Overview
- Classes
- Interfaces
  - DrawerLayout.DrawerListener
androidx.dynamicanimation.animation
androidx.emoji.bundled
- Overview
- Classes
  - BundledEmojiCompatConfig
androidx.emoji.text
androidx.emoji.widget
- Overview
- Classes
androidx.emoji2.text
androidx.emoji2.viewsintegration
- Overview
- Classes
  - EmojiEditTextHelper
  - EmojiTextViewHelper
androidx.emoji2.widget
- Overview
- Classes
androidx.enterprise.feedback
androidx.exifinterface.media
- Overview
- Classes
  - ExifInterface
androidx.fragment.app
androidx.fragment.app.strictmode
androidx.fragment.app.testing
- Overview
- Classes
  - FragmentScenario
- Interfaces
  - FragmentScenario.FragmentAction
androidx.gridlayout.widget
- Overview
- Classes
androidx.health.services.client
- Overview
- Interfaces
- Objects
  - HealthServices
androidx.health.services.client.data
androidx.health.services.client.data.event
- Overview
- Classes
  - Event
- Enums
  - Event.TriggerType
androidx.health.services.client.impl
- Overview
- Classes
androidx.health.services.client.impl.internal
- Overview
- Classes
  - ExerciseInfoCallback
  - StatusCallback
- Objects
  - HsConnectionManager
androidx.health.services.client.impl.request
- Overview
- Classes
androidx.health.services.client.impl.response
- Overview
- Classes
androidx.heifwriter
- Overview
- Classes
  - HeifWriter
  - HeifWriter.Builder
androidx.hilt.navigation
androidx.hilt.navigation.compose
androidx.hilt.navigation.fragment
androidx.hilt.work
- Overview
- Classes
  - HiltWorkerFactory
- Annotations
  - HiltWorker
androidx.interpolator.view.animation
- Overview
- Classes
androidx.leanback.app
androidx.leanback.database
- Overview
- Classes
  - CursorMapper
androidx.leanback.graphics
- Overview
- Classes
androidx.leanback.media
androidx.leanback.paging
- Overview
- Classes
  - PagingDataAdapter
androidx.leanback.preference
androidx.leanback.system
- Overview
- Classes
  - Settings
androidx.leanback.tab
- Overview
- Classes
  - LeanbackTabLayout
  - LeanbackViewPager
androidx.leanback.widget
androidx.leanback.widget.picker
- Overview
- Classes
- Interfaces
  - Picker.PickerValueListener
androidx.legacy.content
- Overview
- Classes
  - WakefulBroadcastReceiver
androidx.lifecycle
androidx.lifecycle.testing
- Overview
- Classes
  - TestLifecycleOwner
androidx.lifecycle.viewmodel.compose
- Overview
- Objects
  - LocalViewModelStoreOwner
androidx.loader.app
- Overview
- Classes
  - LoaderManager
- Interfaces
  - LoaderManager.LoaderCallbacks
androidx.loader.content
- Overview
- Classes
- Interfaces
  - Loader.OnLoadCanceledListener
  - Loader.OnLoadCompleteListener
androidx.localbroadcastmanager.content
- Overview
- Classes
  - LocalBroadcastManager
androidx.media
- Overview
- Classes
androidx.media.app
- Overview
- Classes
androidx.media.session
- Overview
- Classes
  - MediaButtonReceiver
androidx.media.utils
- Overview
- Classes
  - MediaConstants
androidx.media2.common
androidx.media2.player
- Overview
- Classes
androidx.media2.session
- Overview
- Classes
androidx.media2.widget
- Overview
- Classes
  - MediaControlView
  - VideoView
- Interfaces
  - MediaControlView.OnFullScreenListener
  - VideoView.OnViewTypeChangedListener
androidx.mediarouter.app
- Overview
- Classes
androidx.mediarouter.media
androidx.navigation
androidx.navigation.compose
- Overview
- Classes
androidx.navigation.dynamicfeatures
androidx.navigation.dynamicfeatures.fragment
- Overview
- Classes
androidx.navigation.dynamicfeatures.fragment.ui
- Overview
- Classes
  - AbstractProgressFragment
  - DefaultProgressFragment
androidx.navigation.fragment
- Overview
- Classes
androidx.navigation.testing
- Overview
- Classes
  - TestNavHostController
  - TestNavigatorState
androidx.navigation.ui
- Overview
- Classes
  - AppBarConfiguration
  - AppBarConfiguration.Builder
- Interfaces
  - AppBarConfiguration.OnNavigateUpListener
- Annotations
  - NavigationUiSaveStateControl
- Objects
  - NavigationUI
androidx.paging
androidx.paging.compose
- Overview
- Classes
  - LazyPagingItems
androidx.paging.rxjava2
- Overview
- Classes
  - RxPagingSource
  - RxRemoteMediator
androidx.paging.rxjava3
- Overview
- Classes
androidx.palette.graphics
- Overview
- Classes
- Interfaces
  - Palette.Filter
  - Palette.PaletteAsyncListener
androidx.percentlayout.widget
androidx.preference
androidx.print
- Overview
- Classes
  - PrintHelper
- Interfaces
  - PrintHelper.OnPrintFinishCallback
androidx.recommendation.app
androidx.recyclerview.selection
androidx.recyclerview.widget
androidx.remotecallback
- Overview
- Classes
- Interfaces
  - CallbackHandlerRegistry.CallbackHandler
  - CallbackReceiver
- Annotations
  - ExternalInput
  - RemoteCallable
androidx.resourceinspection.annotation
- Overview
- Annotations
  - Attribute
  - Attribute.IntMap
androidx.room
androidx.room.migration
- Overview
- Classes
  - Migration
- Interfaces
  - AutoMigrationSpec
androidx.room.rxjava3
- Overview
- Classes
  - RxRoom
- Exceptions
  - EmptyResultSetException
androidx.room.testing
- Overview
- Classes
  - MigrationTestHelper
androidx.savedstate
androidx.security.app.authenticator
- Overview
- Classes
  - AppAuthenticator
  - TestAppAuthenticatorBuilder
- Exceptions
  - AppAuthenticatorXmlException
androidx.security.crypto
androidx.security.identity
androidx.slice
- Overview
- Classes
- Interfaces
  - SliceUtils.SliceActionListener
  - SliceViewManager.SliceCallback
- Exceptions
  - SliceUtils.SliceParseException
androidx.slice.builders
androidx.slice.core
- Overview
- Interfaces
  - SliceAction
androidx.slice.widget
- Overview
- Classes
- Interfaces
- Annotations
  - SliceLiveData.OnErrorListener.ErrorType
androidx.slidingpanelayout.widget
- Overview
- Classes
- Interfaces
  - SlidingPaneLayout.PanelSlideListener
androidx.sqlite.db
androidx.sqlite.db.framework
- Overview
- Classes
  - FrameworkSQLiteOpenHelperFactory
androidx.startup
- Overview
- Classes
  - AppInitializer
  - InitializationProvider
- Interfaces
  - Initializer
androidx.swiperefreshlayout.widget
- Overview
- Classes
  - CircularProgressDrawable
  - SwipeRefreshLayout
- Interfaces
  - SwipeRefreshLayout.OnChildScrollUpCallback
  - SwipeRefreshLayout.OnRefreshListener
androidx.textclassifier
androidx.tracing
- Overview
- Classes
  - Trace
androidx.transition
androidx.tvprovider.media.tv
androidx.vectordrawable.graphics.drawable
androidx.versionedparcelable
- Overview
- Classes
  - ParcelUtils
- Interfaces
  - VersionedParcelable
androidx.viewpager.widget
- Overview
- Classes
- Interfaces
- Annotations
  - ViewPager.DecorView
androidx.viewpager2.adapter
androidx.viewpager2.widget
- Overview
- Classes
- Interfaces
  - ViewPager2.PageTransformer
androidx.wear.activity
- Overview
- Classes
  - ConfirmationActivity
androidx.wear.ambient
androidx.wear.complications
androidx.wear.complications.data
androidx.wear.input
- Overview
- Classes
- Interfaces
  - WearableButtonsProvider
androidx.wear.input.testing
- Overview
- Classes
  - TestWearableButtonsProvider
  - TestWearableButtonsProvider.TestWearableButtonLocation
androidx.wear.ongoing
androidx.wear.phone.interactions
- Overview
- Classes
  - PhoneTypeHelper
androidx.wear.phone.interactions.authentication
androidx.wear.phone.interactions.notifications
- Overview
- Classes
- Interfaces
  - BridgingConfigurationHandler
androidx.wear.provider
- Overview
- Classes
androidx.wear.remote.interactions
- Overview
- Classes
  - PlayStoreAvailability
  - WatchFaceConfigIntentHelper
- Annotations
  - PlayStoreAvailability.PlayStoreStatus
androidx.wear.tiles
- Overview
- Classes