Class Index

Utility methods for handling AAC audio streams.

Valid AAC Audio object types.

Holds sample format information for AAC audio.

During the create public key credential flow, this is thrown when an authenticator response exception contains an abort-err from the fido spec, indicating the operation was aborted.

A Parcelable implementation that should be used by inheritance hierarchies to ensure the state of all classes along the chain is saved.

Abstract base class for the concatenation of one or more Timelines.

An abstract Presenter for rendering a detailed description of an item.

The ViewHolder for the AbstractDetailsDescriptionPresenter.

Helper parent class for Filter that allows suites to run if any child matches.

A fragment supports adaptive two-pane layout.

Abstract Presenter class for rendering media items in a playlist format.

The ViewHolder for the AbstractMediaItemPresenter.

Abstract presenter class for rendering the header for a list of media items in a playlist.

The ViewHolder for the AbstractMediaListHeaderPresenter.

The base class for Fragments that handle dynamic feature installation.

An abstract class that implements SandboxedUiAdapter while abstracting away methods that do not need to be implemented by a UI provider.

An abstract class that implements SandboxedUiAdapter.Session so that a UI provider does not need to implement the entire interface.

This class is deprecated. Use `viewModelFactory` or implement `ViewModelProvider.Factory`, combined with `CreationExtras.createSavedStateHandle()`.

Extracts data from (E-)AC-3 bitstreams.

Parses a continuous (E-)AC-3 byte stream and extracts individual samples.

Utility methods for parsing Dolby TrueHD and (E-)AC-3 syncframes.

Holds sample format information as presented by a syncframe header.

AC3 stream types.

Extracts data from AC-4 bitstreams.

Parses a continuous AC-4 byte stream and extracts individual samples.

Utility methods for parsing AC-4 frames, which are access units in AC-4 bitstreams.

Holds sample format information as presented by a syncframe header.

An interpolator where the rate of change starts and ends slowly but accelerates through the middle.

An interpolator where the rate of change starts out slowly and then accelerates.

Information about car specific accelerometers available from the car hardware.

A class to enable automated accessibility checks in Espresso tests.

This class is deprecated.

use androidx.test.espresso.accessibility.AccessibilityChecks instead.

ClickableSpan cannot be parceled, but accessibility services need to be able to cause their callback handlers to be called.

Helper for accessing AccessibilityDelegate.

Helper for accessing features in AccessibilityEvent.

Helper for accessing features in AccessibilityManager.

This interface is deprecated.

Use AccessibilityManager.AccessibilityStateChangeListener directly instead of this listener.

This class is deprecated.

Use AccessibilityManager.AccessibilityStateChangeListener directly instead of this listener.

Listener for the system touch exploration state.

Helper for accessing android.view.accessibility.AccessibilityNodeInfo in a backwards compatible fashion.

A class defining an action that can be performed on an AccessibilityNodeInfo.

Class with information if a node is a collection.

Class for building CollectionInfoCompat objects.

Class with information if a node is a collection item.

Builder for creating CollectionItemInfoCompat objects.

Class with information if a node is a range.

Class with information of touch delegated views and regions.

Helper for accessing android.view.accessibility.AccessibilityNodeProvider.

Helper for accessing AccessibilityRecord.

Helper for accessing features in AccessibilityServiceInfo.

Functional interface used to create a custom accessibility action.

Object containing arguments passed into an AccessibilityViewCommand

Arguments for #ACTION_NEXT_AT_MOVEMENT_GRANULARITY and #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY

Arguments for ACTION_NEXT_HTML_ELEMENT and #ACTION_PREVIOUS_HTML_ELEMENT

Arguments for #ACTION_MOVE_WINDOW

Arguments for #ACTION_SCROLL_TO_POSITION

Arguments for #ACTION_SET_PROGRESS

Arguments for #ACTION_SET_SELECTION

Arguments for ACTION_SET_TEXT

Helper for accessing android.view.accessibility.AccessibilityWindowInfo.

Represents an action with an optional icon and text.

An actionable entry that is returned as part of the android.service.credentials.BeginGetCredentialResponse, and then shown on the user selector under a separate category of 'Actions'.

An action contains one or two lines of text, an optional image and an optional id.

Base class for actions to perform during playback tests.

Calls addMediaSources.

A builder of Action.

A builder for Action

Calls clearMediaItems}.

Calls clearVideoSurface.

Calls Runnable.run().

Calls moveMediaItem.

Schedules a play action to be executed, waits until the player reaches the specified position, and pauses the player again.

Calls prepare.

Calls removeMediaItem.

Calls removeMediaItems.

Calls seekTo or seekTo.

Calls createMessage and send.

Calls setAudioAttributes.

Calls setMediaSources.

Calls setMediaSources.

Calls setPlayWhenReady.

Calls setPlaybackParameters.

Updates the Parameters of a DefaultTrackSelector to specify whether the renderer at a given index should be disabled.

Calls setRepeatMode.

Calls setShuffleModeEnabled.

Calls setShuffleOrder .

Calls setVideoSurface.

Calls stop.

Throws a playback exception on the playback thread.

Waits for a specified loading state, returning either immediately or after a call to onIsLoadingChanged.

Waits for a player message to arrive.

Waits until the player acknowledged all pending player commands.

Waits for a specified playWhenReady value, returning either immediately or after a call to onPlayWhenReadyChanged.

Waits for a specified playback state, returning either immediately or after a call to onPlaybackStateChanged.

Waits for onPositionDiscontinuity.

Waits for onTimelineChanged.

A primary toolbar within the activity that may display the activity title, application-level navigation affordances, and other interactive items.

Per-child layout information associated with action bar custom views.

Listener for receiving events when action bar menus are shown or hidden.

This interface is deprecated.

Action bar navigation modes are deprecated and not supported by inline toolbar action bars.

This class is deprecated.

Action bar navigation modes are deprecated and not supported by inline toolbar action bars.

This interface is deprecated.

Action bar navigation modes are deprecated and not supported by inline toolbar action bars.

This class provides a handy way to tie together the functionality of DrawerLayout and the framework ActionBar to implement the recommended design for navigation drawers.

Allows an implementing Activity to return an ActionBarDrawerToggle.Delegate to use with ActionBarDrawerToggle.

Builders for actions that can be performed when a user interacts with layout elements.

This class is deprecated.

Use androidx.wear.protolayout.ActionBuilders instead.

Interface defining an action that can be used by a layout element.

Interface defining an action that can be used by a layout element.

Builder to create Action objects.

A launch action to send an intent to an Android activity.

A launch action to send an intent to an Android activity.

Builder for AndroidActivity

Builder for AndroidActivity

A boolean value that can be added to an Android intent's extras.

A boolean value that can be added to an Android intent's extras.

Builder for AndroidBooleanExtra.

Builder for AndroidBooleanExtra.

A double value that can be added to an Android intent's extras.

A double value that can be added to an Android intent's extras.

Builder for AndroidDoubleExtra.

Builder for AndroidDoubleExtra.

Interface defining an item that can be included in the extras of an intent that will be sent to an Android activity.

Interface defining an item that can be included in the extras of an intent that will be sent to an Android activity.

Builder to create AndroidExtra objects.

An integer value that can be added to an Android intent's extras.

An integer value that can be added to an Android intent's extras.

Builder for AndroidIntExtra.

Builder for AndroidIntExtra.

A long value that can be added to an Android intent's extras.

A long value that can be added to an Android intent's extras.

Builder for AndroidLongExtra.

Builder for AndroidLongExtra.

A string value that can be added to an Android intent's extras.

A string value that can be added to an Android intent's extras.

Builder for AndroidStringExtra.

Builder for AndroidStringExtra.

An action used to launch another activity on the system.

An action used to launch another activity on the system.

Builder for LaunchAction.

Builder for LaunchAction.

An action used to load (or reload) the layout contents.

An action used to load (or reload) the tile contents.

Builder for LoadAction.

Builder for LoadAction.

ActionMenuView is a presentation of a series of menu options as a View.

Interface responsible for receiving menu item click events if the items themselves do not have individual item click listeners.

Represents a contextual mode of the user interface.

Callback interface for action modes.

An implementation of NavDirections without any arguments.

This class is a mediator for accomplishing a given task, for example sharing a file.

Listens to changes in visibility as reported by refreshVisibility.

Schedules a sequence of Actions for execution during a test.

A builder for ActionSchedule instances.

Callback to notify listener that the action schedule has finished.

Provides a wrapper for a Runnable which has access to the player.

Provides a wrapper for a Target which has access to the player when handling messages.

Callback to be called when message arrives.

Represents a list of Actions that are used for a template.

A builder of ActionStrip.

Captures the estimated active energy burned by the user (in kilocalories), excluding basal metabolic rate (BMR).

Provides access to all root views in an application.

Tile information containing the tile instance ID and component name for identifying a tile instance.

Helper for accessing features in android.app.Activity.

This interface is the contract for receiving the results for permission requests.

Customizable delegate that allows delegating permission compatibility methods to a custom implementation.

The controller that allows checking the current Activity embedding status.

An adapted interface for ActivityEmbeddingController that provides callback shaped APIs to report the latest EmbeddedActivityWindowInfo.

A TestRule that will stub out the behavior of ActivityEmbeddingController and RuleController with a more simple one that will support testing independent of the current platform.

Filter for ActivityRule and SplitPlaceholderRule that checks for component name match when a new activity is started.

A holder for the Activity created for SDK.

This class is deprecated.

Use android.content.pm.ActivityInfo directly.

Callback for monitoring activity lifecycle events.

Interface for tests to use when they need to query the activity lifecycle state.

An exposed registry instance to make it easy for callers to find the lifecycle monitor for their application.

Helper methods to understand ActivityLifecycle of the app.

Helper for accessing features in android.app.ActivityManager in a backwards compatible fashion.

ActivityNavigator implements cross-activity navigation.

NavDestination for activity navigation

Extras that can be passed to ActivityNavigator to customize what ActivityOptionsCompat and flags are passed through to the call to ActivityCompat.startActivity.

Builder for constructing new Extras instances.

DSL for constructing a new ActivityNavigator.Destination

Helper for accessing features in android.app.ActivityOptions in a backwards compatible fashion.

ActivityPanelEntity creates a spatial panel for embedding an Activity in Android XR.

Interface for a ActivityPose.

A container for an activity result as obtained from Activity.onActivityResult

A type-safe callback to be called when an activity result is available.

A class that can call Activity.startActivityForResult-style APIs without having to manage request codes, and converting request/response to an Intent

A contract specifying that an activity can be called with an input of type I and produce an output of type O.

The wrapper for a result provided in getSynchronousResult.

A collection of some standard activity call contracts, as provided by android.

An ActivityResultContract to take a video saving it into the provided content-Uri.

An ActivityResultContract to prompt the user to select a path for creating a new document of the given mimeType, returning the content: Uri of the item that was created.

An ActivityResultContract to prompt the user to pick a piece of content, receiving a content:// Uri for that content that allows you to use android.content.ContentResolver.openInputStream to access the raw data.

An ActivityResultContract to prompt the user to pick one or more a pieces of content, receiving a content:// Uri for each piece of content that allows you to use android.content.ContentResolver.openInputStream to access the raw data.

An ActivityResultContract to prompt the user to open a document, receiving its contents as a file:/http:/content: Uri.

An ActivityResultContract to prompt the user to select a directory, returning the user selection as a Uri.

An ActivityResultContract to prompt the user to open (possibly multiple) documents, receiving their contents as file:/http:/content: Uris.

An ActivityResultContract to request the user to pick a contact from the contacts app.

An ActivityResultContract to use the Photo Picker to select multiple images, videos, or other types of visual media.

An ActivityResultContract to use the Photo Picker to select a single image, video, or other type of visual media.

Represents filter input type accepted by the photo picker.

DefaultTab object used to open the picker in Albums tab.

DefaultTab object used to open the picker in Photos tab (also the default if no value is provided).

VisualMediaType object used to filter images and video when using the photo picker.

VisualMediaType object used to filter images only when using the photo picker.

Represents the media capabilities of an application.

A builder for constructing MediaCapabilities instances.

VisualMediaType class used to filter a single mime type only when using the photo picker.

VisualMediaType object used to filter video only when using the photo picker.

Represents filter input type accepted by the photo picker.

An ActivityResultContract to request permissions

An ActivityResultContract to request a permission

An ActivityResultContract that doesn't do any type conversion, taking raw Intent as an input and ActivityResult as an output.

An ActivityResultContract that calls Activity.startIntentSender.

An ActivityResultContract to take a picture saving it into the provided content-Uri.

An ActivityResultContract to take small a picture preview, returning it as a Bitmap.

This class is deprecated. The thumbnail bitmap is rarely returned and is not a good signal to determine whether the video was actually successfully captured.

Function that returns an ActivityResult, to be called by getActivityResultFunctionForIntent.

A launcher for a previously-prepared call to start the process of executing an ActivityResultContract that takes an I as its required input.

Hamcrest matchers for a ActivityResult.

A registry that stores activity result callbacks for registered calls.

A class that has an ActivityResultRegistry that allows you to register a ActivityResultCallback for handling an androidx.activity.result.contract.ActivityResultContract.

Layout configuration rules for individual activities with split layouts.

Builder for ActivityRule.

ActivityScenario provides APIs to start and drive an Activity's lifecycle state for testing.

ActivityAction interface should be implemented by any class whose instances are intended to be executed by the main thread.

ActivityScenarioRule launches a given activity before the test starts and closes after the test.

ActivitySpace is an Entity used to track the system-managed pose and boundary of the volume associated with this Spatialized Activity.

A container that holds a stack of activities, overlapping and bound to the same rectangle on the screen.

This class is deprecated.

use androidx.test.core.app.ActivityScenario or instead.

Represents data specific to an ad that is necessary for ad selection and rendering.

A container class for filters which are associated with an ad.

A unique, user-resettable, device-wide, per-profile ID for advertising as returned by the AdIdManager#getAdId() API.

AdId Manager provides APIs for app and ad-SDKs to access advertising ID.

AdId Manager provides APIs for app and ad-SDKs to access advertising ID.

Provides information about an overlay view shown on top of an ad view group.

A builder for AdOverlayInfo instances.

The purpose of the overlay.

Represents ad group times and information on the state and URIs of ads within each ad group.

Represents a group of ads, with information about their states.

Represents the state of an ad in an ad group.

Contains the configuration of the ad selection process.

Contains the configuration of the ad selection process that select a winner from a given list of ad selection ids.

AdSelection Manager provides APIs for app and ad-SDKs to run ad selection processes as well as report impressions.

This class provides APIs to select ads and report impressions.

This class represents the output of the AdSelectionManager#selectAds in the AdSelectionManager.

This class holds JSON that will be passed into a JavaScript function during ad selection.

An Identifier representing an ad buyer or seller.

Provides information about views for the ad playback UI.

Represents a set of interchangeable encoded versions of a media content component.

ListUpdateCallback that dispatches update events to the given adapter.

A bandwidth based adaptive ExoTrackSelection, whose selected track is updated to be the one of highest quality given the current network conditions and the state of the buffer.

Checkpoint to determine allocated bandwidth.

Factory for AdaptiveTrackSelection instances.

A JUnit Rule that attaches additional info to any errors/exceptions thrown by the test.

Represents a pair of adjacent items, null values are used to signal boundary conditions.

Interface for loaders of ads, which can be used with AdsMediaSource.

Listener for ads loader events.

Provides AdsLoader instances for media items that have ad tag URIs.

A MediaSource that inserts ads linearly into a provided content media source.

Wrapper for exceptions that occur while loading ads, which are notified via onLoadError.

Types of ad load exceptions.

Extracts data from AAC bit streams with ADTS framing.

Flags controlling the behavior of the extractor.

Parses a continuous ADTS byte stream and extracts individual frames.

A class to provide a way to adjust advertising preferences and advertise data packet.

This class is deprecated.

Use the Advertising ID API that's available as part of Google Play Services instead of this library.

This class is deprecated.

Use the Advertising ID API that's available as part of Google Play Services instead of this library.

This class is deprecated.

Use the Advertising ID API that's available as part of Google Play Services instead of this library.

This interface is deprecated.

Use the Advertising ID API that's available as part of Google Play Services instead of this library.

This class is deprecated.

Use the Advertising ID API that's available as part of Google Play Services instead of this library.

This class is deprecated.

Use the Advertising ID API that's available as part of Google Play Services instead of this library.

A wrapping DataSink that encrypts the data being consumed.

A DataSource that decrypts the data read from an upstream source.

A flushing variant of a AES/CTR/NoPadding Cipher.

An affine transformation in the plane.

DataType that represents aggregated data.

Request object to read time bucketed aggregations for given AggregateMetrics in Android Health Platform.

Request object to read time bucketed aggregations for given AggregateMetrics in Android Health Platform.

Identifier to supported metrics for aggregation.

Request object to read aggregations for given AggregateMetrics in Android Health Platform.

Contains results of requested AggregateMetric.

Contains an aggregation result within a duration slice.

Contains an aggregation result within a period slice.

AppSearch document representing an Alarm entity.

Builder for Alarm.

AppSearch document representing an AlarmInstance entity.

Builder for AlarmInstance.

Compatibility library for AlarmManager with fallbacks for older platforms.

Represents an alert with an optional icon, subtitle and actions.

A builder of Alert.

A listener of dismiss events.

A host-side interface for reporting cancel events to clients.

A subclass of Dialog that can display one, two or three buttons.

An allocation within a byte array.

A source of allocations.

A node in a chain of Allocations.

Scales the alpha value (i.e. the translucency) of a frame.

Converts altitudes reported above the World Geodetic System 1984 (WGS84) reference ellipsoid into ones above Mean Sea Level.

Interface for LifecycleObservers which are used to add ambient mode support to activities on Wearable devices.

Details about ambient mode support on the current device, passed to AmbientLifecycleCallback.onEnterAmbient.

Callback to receive ambient mode state changes.

This class is deprecated.

Use AmbientLifecycleObserver instead.

Callback to receive ambient mode state changes.

Interface for any Activity that wishes to implement Ambient Mode.

A class for interacting with the ambient mode on a wearable device.

This class is deprecated.

Use AmbientLifecycleObserver instead.

Callback to receive ambient mode state changes.

Interface for any Activity that wishes to implement Ambient Mode.

A class for interacting with the ambient mode on a wearable device.

An exception which indicates that a Matcher<View> matched multiple views in the hierarchy when only one view was expected.

Builder for AmbiguousViewMatcherException.

Extracts data from the AMR containers format (either AMR or AMR-WB).

Flags controlling the behavior of the extractor.

Callback from (Bundle, IAnalyticsCallback).

Interface for data collectors that forward analytics events to AnalyticsListeners.

Base class for Analytics events.

A listener for analytics events.

Events that can be reported via onEvents.

Time information of an event.

A set of EventFlags.

An anchor describes a fixed location and orientation in the real world.

The representation of the current state of an Anchor.

Result of an unsuccessful Anchor.create call.

Result of a Anchor.create call.

Result of a successful Anchor.create call.

An AnchorEntity is created to track a Pose relative to some position or surface in the "Real World." Children of this Entity will remain positioned relative to that location in the real world, for the purposes of creating Augmented Reality experiences.

Specifies the current persist state of the Anchor.

Object that holds Anchor instances.

Creates an AnchorPlacement for a MovableComponent.

Represents the current state of an Anchor instance's mutable fields.

Node that represents logical AND of nodes.

Instrumentation runner for benchmarks, used to increase stability of measurements and minimize interference.

Test suite that finds all JUnit3 and JUnit4 test classes in the instrumentation context apk.

A JUnit4 runner for Android tests.

This class is deprecated.

use androidx.test.ext.junit.runners.AndroidJUnit4 instead.

An Instrumentation that runs JUnit3 and JUnit4 tests against an Android package (application).

A SQLiteDriver implemented by android.database and that uses the Android's SDK SQLite APIs.

Application context aware ViewModel.

A utility for working with a signed angle.

A signed angle in degrees.

A signed angle in radians.

DSL for setting custom Animation or Animator resources on a NavOptionsBuilder

Denotes that an integer parameter, field or method return value is expected to be an anim resource reference (e.g. android.R.anim.fade_in).

A helper interface allowing MotionLayout to directly drive custom views

Interface that drawables supporting animations and callbacks should extend in support lib.

Abstract class for animation callback.

A Drawable providing animated transitions between states.

For API 24 and above, this class is delegating to the framework's .

This custom handler handles the timing pulse that is shared by all active ValueAnimators.

Builders for parameters that can be used to customize an animation.

Animation specs of duration, easing and repeat delay.

Builder for AnimationParameters

Animation parameters that can be added to any animatable node.

Builder for AnimationSpec