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androidx.core.view

Interfaces

ActionProvider.VisibilityListener Listens to changes in visibility as reported by ActionProvider.refreshVisibility(). 
DragStartHelper.OnDragStartListener Interface definition for a callback to be invoked when a drag start gesture is detected. 
LayoutInflaterFactory This interface is deprecated. Use LayoutInflater.Factory2 directly.  
MenuItemCompat.OnActionExpandListener This interface is deprecated. Use MenuItem.OnActionExpandListener directly.  
NestedScrollingChild This interface should be implemented by View subclasses that wish to support dispatching nested scrolling operations to a cooperating parent ViewGroup. 
NestedScrollingChild2 This interface should be implemented by View subclasses that wish to support dispatching nested scrolling operations to a cooperating parent ViewGroup. 
NestedScrollingChild3 This interface should be implemented by View subclasses that wish to support dispatching nested scrolling operations to a cooperating parent ViewGroup. 
NestedScrollingParent This interface should be implemented by ViewGroup subclasses that wish to support scrolling operations delegated by a nested child view. 
NestedScrollingParent2 This interface should be implemented by ViewGroup subclasses that wish to support scrolling operations delegated by a nested child view. 
NestedScrollingParent3 This interface should be implemented by ViewGroup subclasses that wish to support scrolling operations delegated by a nested child view. 
OnApplyWindowInsetsListener Listener for applying window insets on a view in a custom way. 
OnReceiveContentListener Listener for apps to implement handling for insertion of content. 
OnReceiveContentViewBehavior Interface for widgets to implement default behavior for receiving content. 
ScrollingView An interface that can be implemented by Views to provide scroll related APIs. 
TintableBackgroundView Interface which allows a View to receive background tinting calls from ViewCompat when running on API v20 devices or lower. 
ViewCompat.OnUnhandledKeyEventListenerCompat Interface definition for a callback to be invoked when a hardware key event hasn't been handled by the view hierarchy. 
ViewPropertyAnimatorListener

An animation listener receives notifications from an animation. 

ViewPropertyAnimatorUpdateListener Implementors of this interface can add themselves as update listeners to an ViewPropertyAnimatorCompat instance to receive callbacks on every animation frame, after the current frame's values have been calculated for that ViewPropertyAnimatorCompat. 
WindowInsetsAnimationControlListenerCompat Listener that encapsulates a request to WindowInsetsControllerCompat.controlWindowInsetsAnimation(int, long, Interpolator, CancellationSignal, WindowInsetsAnimationControlListenerCompat). 
WindowInsetsControllerCompat.OnControllableInsetsChangedListener Listener to be notified when the set of controllable WindowInsetsCompat.Type controlled by a WindowInsetsController changes. 

Classes

AccessibilityDelegateCompat Helper for accessing View.AccessibilityDelegate. 
ActionProvider This class is a mediator for accomplishing a given task, for example sharing a file. 
ContentInfoCompat Holds all the relevant data for a request to OnReceiveContentListener. 
ContentInfoCompat.Builder Builder for ContentInfoCompat. 
DisplayCompat A class for retrieving accurate display modes for a display. 
DisplayCompat.ModeCompat Compat class which provides access to the underlying display mode, if there is one, and a more reliable display mode size. 
DisplayCutoutCompat Represents the area of the display that is not functional for displaying content. 
DragAndDropPermissionsCompat Helper for accessing features in DragAndDropPermissions a backwards compatible fashion. 
DragStartHelper DragStartHelper is a utility class for implementing drag and drop support. 
GestureDetectorCompat Detects various gestures and events using the supplied MotionEvents. 
GravityCompat Compatibility shim for accessing newer functionality from Gravity. 
InputDeviceCompat Helper class for accessing values in InputDevice. 
LayoutInflaterCompat Helper for accessing features in LayoutInflater. 
MarginLayoutParamsCompat Helper for accessing API features in MarginLayoutParams in a backwards compatible way. 
MenuCompat Helper for accessing features in Menu. 
MenuItemCompat Helper for accessing features in MenuItem. 
MotionEventCompat Helper for accessing features in MotionEvent. 
NestedScrollingChildHelper Helper class for implementing nested scrolling child views compatible with Android platform versions earlier than Android 5.0 Lollipop (API 21). 
NestedScrollingParentHelper Helper class for implementing nested scrolling parent views compatible with Android platform versions earlier than Android 5.0 Lollipop (API 21). 
OneShotPreDrawListener An OnPreDrawListener that will remove itself after one OnPreDraw call. 
PointerIconCompat Helper for accessing features in PointerIcon in a backwards compatible fashion. 
ScaleGestureDetectorCompat Helper for accessing features in ScaleGestureDetector. 
VelocityTrackerCompat This class is deprecated. Use VelocityTracker directly.  
ViewCompat Helper for accessing features in View. 
ViewConfigurationCompat Helper for accessing features in ViewConfiguration. 
ViewGroupCompat Helper for accessing features in ViewGroup. 
ViewParentCompat Helper for accessing features in ViewParent. 
ViewPropertyAnimatorCompat  
ViewPropertyAnimatorListenerAdapter This adapter class provides empty implementations of the methods from ViewPropertyAnimatorListener. 
WindowCompat Helper for accessing features in Window. 
WindowInsetsAnimationCompat Class representing an animation of a set of windows that cause insets. 
WindowInsetsAnimationCompat.BoundsCompat Class representing the range of an WindowInsetsAnimationCompat  
WindowInsetsAnimationCompat.Callback Interface that allows the application to listen to animation events for windows that cause insets. 
WindowInsetsAnimationControllerCompat Controller for app-driven animation of system windows. 
WindowInsetsCompat Describes a set of insets for window content. 
WindowInsetsCompat.Builder Builder for WindowInsetsCompat. 
WindowInsetsCompat.Type Class that defines different types of sources causing window insets. 
WindowInsetsControllerCompat Provide simple controls of windows that generate insets.