android.view

Kotlin |Java

Interfaces

Callback	Callback interface for action modes.
VisibilityListener	Listens to changes in visibility as reported by `ActionProvider.refreshVisibility()`.
AttachedSurfaceControl	Provides an interface to the root-Surface of a View Hierarchy or Window.
FrameCallback	Implement this interface to receive a callback when a new display frame is being rendered.
VsyncCallback	Implement this interface to receive a callback to start the next frame.
CollapsibleActionView	When a `View` implements this interface it will receive callbacks when expanded or collapsed as an action view alongside the optional, app-specified callbacks to `OnActionExpandListener`.
ContextMenu	Extension of `Menu` for context menus providing functionality to modify the header of the context menu.
OnContextClickListener	The listener that is used to notify when a context click occurs.
OnDoubleTapListener	The listener that is used to notify when a double-tap or a confirmed single-tap occur.
OnGestureListener	The listener that is used to notify when gestures occur.
Callback	Interface to receive notification of when an InputQueue is associated and dissociated with a thread.
Callback
Factory
Factory2
Filter	Hook to allow clients of the LayoutInflater to restrict the set of Views that are allowed to be inflated.
Menu	Interface for managing the items in a menu.
MenuItem	Interface for direct access to a previously created menu item.
OnReceiveContentListener	Listener for apps to implement handling for insertion of content.
OnPixelCopyFinishedListener	Listener for observing the completion of a PixelCopy request.
OnScaleGestureListener	The listener for receiving notifications when gestures occur.
ScrollCaptureCallback	A ScrollCaptureCallback is responsible for providing rendered snapshots of scrolling content for the scroll capture system.
SubMenu	Subclass of `Menu` for sub menus.
TransactionCommittedListener	Interface to handle request to `SurfaceControl.Transaction.addTransactionCommittedListener(Executor, TransactionCommittedListener)`
SurfaceControlInputReceiver	Provides a mechanism for a SurfaceControl to receive input events.
SurfaceHolder	Abstract interface to someone holding a display surface.
SurfaceTextureListener	This listener can be used to be notified when the surface texture associated with this texture view is available.
OnApplyWindowInsetsListener	Listener for applying window insets on a view in a custom way.
OnAttachStateChangeListener	Interface definition for a callback to be invoked when this view is attached or detached from its window.
OnCapturedPointerListener	Interface definition for a callback to be invoked when a captured pointer event is being dispatched this view.
OnClickListener	Interface definition for a callback to be invoked when a view is clicked.
OnContextClickListener	Interface definition for a callback to be invoked when a view is context clicked.
OnCreateContextMenuListener	Interface definition for a callback to be invoked when the context menu for this view is being built.
OnDragListener	Interface definition for a listener that's invoked when a drag event is dispatched to this view.
OnFocusChangeListener	Interface definition for a callback to be invoked when the focus state of a view changed.
OnGenericMotionListener	Interface definition for a callback to be invoked when a generic motion event is dispatched to this view.
OnHoverListener	Interface definition for a callback to be invoked when a hover event is dispatched to this view.
OnKeyListener	Interface definition for a callback to be invoked when a hardware key event is dispatched to this view.
OnLayoutChangeListener	Interface definition for a callback to be invoked when the layout bounds of a view changes due to layout processing.
OnLongClickListener	Interface definition for a callback to be invoked when a view has been clicked and held.
OnScrollChangeListener	Interface definition for a callback to be invoked when the scroll X or Y positions of a view change.
OnSystemUiVisibilityChangeListener	Interface definition for a callback to be invoked when the status bar changes visibility.
OnTouchListener	Interface definition for a callback to be invoked when a touch event is dispatched to this view.
OnUnhandledKeyEventListener	Interface definition for a callback to be invoked when a hardware key event hasn't been handled by the view hierarchy.
OnHierarchyChangeListener	Interface definition for a callback to be invoked when the hierarchy within this view changed.
ViewManager	Interface to let you add and remove child views to an Activity.
ViewParent	Defines the responsibilities for a class that will be a parent of a View.
OnInflateListener	Listener used to receive a notification after a ViewStub has successfully inflated its layout resource.
OnDrawListener	Interface definition for a callback to be invoked when the view tree is about to be drawn.
OnGlobalFocusChangeListener	Interface definition for a callback to be invoked when the focus state within the view tree changes.
OnGlobalLayoutListener	Interface definition for a callback to be invoked when the global layout state or the visibility of views within the view tree changes.
OnPreDrawListener	Interface definition for a callback to be invoked when the view tree is about to be drawn.
OnScrollChangedListener	Interface definition for a callback to be invoked when something in the view tree has been scrolled.
OnTouchModeChangeListener	Interface definition for a callback to be invoked when the touch mode changes.
OnWindowAttachListener	Interface definition for a callback to be invoked when the view hierarchy is attached to and detached from its window.
OnWindowFocusChangeListener	Interface definition for a callback to be invoked when the view hierarchy's window focus state changes.
OnWindowVisibilityChangeListener	Interface definition for a callback to be invoked when the view hierarchy's window visibility changes.
Callback	API from a Window back to its caller.
OnFrameMetricsAvailableListener	Callback for clients that want frame timing information for each frame rendered by the Window.
OnRestrictedCaptionAreaChangedListener	Callback for clients that want to be aware of where caption draws content.
WindowInsetsAnimationController	Controller for app-driven animation of system windows.
WindowInsetsAnimationControlListener	Listener that encapsulates a request to `WindowInsetsController.controlWindowInsetsAnimation`.
WindowInsetsController	Interface to control windows that generate insets.
WindowManager	The interface that apps use to talk to the window manager.

Classes

AbsSavedState	A `Parcelable` implementation that should be used by inheritance hierarchies to ensure the state of all classes along the chain is saved.
ActionMode	Represents a contextual mode of the user interface.
ActionProvider	An ActionProvider defines rich menu interaction in a single component.
Choreographer	Coordinates the timing of animations, input and drawing.
ContentInfo	Holds all the relevant data for a request to `View.performReceiveContent`.
ContextThemeWrapper	A context wrapper that allows you to modify or replace the theme of the wrapped context.
Display	Provides information about the size and density of a logical display.
DisplayCutout	Represents the area of the display that is not functional for displaying content.
DisplayShape	A class representing the shape of a display.
DragAndDropPermissions	`DragAndDropPermissions` controls the access permissions for the content URIs associated with a `DragEvent`.
DragEvent	Represents an event that is sent out by the system at various times during a drag and drop operation.
FocusFinder	The algorithm used for finding the next focusable view in a given direction from a view that currently has focus.
FrameMetrics	Class containing timing data for various milestones in a frame lifecycle reported by the rendering subsystem.
FrameStats	This is the base class for frame statistics.
GestureDetector	Detects various gestures and events using the supplied `MotionEvent`s.
Gravity	Standard constants and tools for placing an object within a potentially larger container.
HapticFeedbackConstants	Constants to be used to perform haptic feedback effects via `View.performHapticFeedback(int)`
InputDevice	Describes the capabilities of a particular input device.
InputEvent	Common base class for input events.
InputQueue	An input queue provides a mechanism for an application to receive incoming input events.
KeyboardShortcutGroup	A group of `KeyboardShortcutInfo`.
KeyboardShortcutInfo	Information about a Keyboard Shortcut.
KeyCharacterMap	Describes the keys provided by a keyboard device and their associated labels.
KeyEvent	Object used to report key and button events.
LayoutInflater	Instantiates a layout XML file into its corresponding `android.view.View` objects.
MenuInflater	This class is used to instantiate menu XML files into Menu objects.
MotionEvent	Object used to report movement (mouse, pen, finger, trackball) events.
MotionPredictor	Calculate motion predictions.
OrientationEventListener	Helper class for receiving notifications from the SensorManager when the orientation of the device has changed.
OrientationListener	Helper class for receiving notifications from the SensorManager when the orientation of the device has changed.
PixelCopy	Provides a mechanisms to issue pixel copy requests to allow for copy operations from `Surface` to `Bitmap`
PointerIcon	Represents an icon that can be used as a mouse pointer.
RoundedCorner	Represents a rounded corner of the display.
ScaleGestureDetector	Detects scaling transformation gestures using the supplied `MotionEvent`s.
ScrollCaptureSession	A session represents the scope of interaction between a `ScrollCaptureCallback` and the system during an active scroll capture operation.
ScrollCaptureTarget	A target collects the set of contextual information for a ScrollCaptureHandler discovered during a `scroll capture search`.
SearchEvent	Class that contains information about an event that triggers a search.
SoundEffectConstants	Constants to be used to play sound effects via `View.playSoundEffect(int)`
Surface	Handle onto a raw buffer that is being managed by the screen compositor.
SurfaceControl	Handle to an on-screen Surface managed by the system compositor.
SurfaceControlViewHost	Utility class for adding a View hierarchy to a `SurfaceControl`.
SurfaceView	Provides a dedicated drawing surface embedded inside of a view hierarchy.
TextureView	A TextureView can be used to display a content stream, such as that coming from a camera preview, a video, or an OpenGL scene.
TouchDelegate	Helper class to handle situations where you want a view to have a larger touch area than its actual view bounds.
VelocityTracker	Helper for tracking the velocity of motion events, for implementing flinging and other such gestures.
VerifiedInputEvent	Base class for verified events.
VerifiedKeyEvent	KeyEvent that has been verified by the system.
VerifiedMotionEvent	MotionEvent that has been verified by the system.
View	This class represents the basic building block for user interface components.
ViewAnimationUtils	Defines common utilities for working with View's animations.
ViewConfiguration	Contains methods to standard constants used in the UI for timeouts, sizes, and distances.
ViewDebug	Various debugging/tracing tools related to `View` and the view hierarchy.
ViewGroup	A `ViewGroup` is a special view that can contain other views (called children.) The view group is the base class for layouts and views containers.
ViewGroupOverlay	A group overlay is an extra layer that sits on top of a ViewGroup (the "host view") which is drawn after all other content in that view (including the view group's children).
ViewOutlineProvider	Interface by which a View builds its `Outline`, used for shadow casting and clipping.
ViewOverlay	An overlay is an extra layer that sits on top of a View (the "host view") which is drawn after all other content in that view (including children, if the view is a ViewGroup).
ViewPropertyAnimator	This class enables automatic and optimized animation of select properties on View objects.
ViewStructure	`ViewStructure` is a container for storing additional per-view data generated by `View.onProvideStructure` and `View.onProvideAutofillStructure`.
ViewStub	A ViewStub is an invisible, zero-sized View that can be used to lazily inflate layout resources at runtime.
ViewTreeObserver	A view tree observer is used to register listeners that can be notified of global changes in the view tree.
Window	Abstract base class for a top-level window look and behavior policy.
WindowAnimationFrameStats	This class contains window animation frame statistics.
WindowContentFrameStats	This class contains window content frame statistics.
WindowId	Safe identifier for a window.
WindowInsets	Describes a set of insets for window content.
WindowInsetsAnimation	Class representing an animation of a set of windows that cause insets.
WindowMetrics	Metrics about a Window, consisting of the bounds and `WindowInsets`.

Exceptions

InflateException

This exception is thrown by an inflater on error conditions.