Class Index

These are the API classes. See all API packages.

A

Animatable A helper interface allowing MotionLayout to directly drive custom views

B

Added in 1.1

A Barrier references multiple widgets as input, and creates a virtual guideline based on the most extreme widget on the specified side.

C

Carousel	Carousel works within a MotionLayout to provide a simple recycler like pattern.
Carousel.Adapter	Adapter for a Carousel
CircularFlow	CircularFlow virtual layout.
ConstraintLayout	A `ConstraintLayout` is a `ViewGroup` which allows you to position and size widgets in a flexible way.
ConstraintLayout.LayoutParams	This class contains the different attributes specifying how a view want to be laid out inside a `ConstraintLayout`.
ConstraintProperties	Added in 2.0 ConstraintProperties provides an easy to use api to update the layout params of `ConstraintLayout` children
ConstraintsChangedListener	Added in 2.0 Callbacks on state change
ConstraintSet	This class allows you to define programmatically a set of constraints to be used with `ConstraintLayout`.
CustomSupport

F

FloatLayout	Add support to views that do floating point layout.
Flow	Flow VirtualLayout.

G

Group	Control the visibility and elevation of the referenced views Added in 1.1 This class controls the visibility of a set of referenced widgets.
Guideline	Utility class representing a Guideline helper object for `ConstraintLayout`.

I

ImageFilterButton	An AppCompatImageButton that can display, combine and filter images.
ImageFilterView	An ImageView that can display, combine and filter images.

L

Layer Layer adds the ability to move and rotate a group of views as if they were contained in a viewGroup Added in 2.0 Methods such as setRotation(float) rotate all views about a common center.

M

MockView	A view that is useful for prototyping layouts.
MotionButton	A MotionButton is an AppCompatButton that can round its edges.
MotionEffect	MotionHelper that automatically inserts keyframes for views moving in a given direction, out of: NORTH SOUTH EAST WEST By default, will pick the opposite of the dominant direction (e.g.
MotionHelperInterface
MotionInterpolator
MotionLabel	This class is designed to create complex animated single line text in MotionLayout.
MotionLayout	A subclass of ConstraintLayout that supports animating between various states Added in 2.0 A `MotionLayout` is a subclass of `ConstraintLayout` which supports transitions between between various states (`ConstraintSet`) defined in `MotionScene`s.
MotionLayout.MotionTracker	Subclasses can override to build test frameworks
MotionLayout.TransitionListener	Listener for monitoring events about TransitionLayout.
MotionPlaceholder
MotionScene	The information to transition between multiple ConstraintSets This Class is meant to be used from XML
MotionScene.Transition	Transition defines the interaction from one state to another.
MotionScene.Transition.TransitionOnClick
MotionTelltales	A view that is useful for prototyping Views that will move in MotionLayout.

O

OnSwipe Container for holding swipe infomation

P

Placeholder

Added in 1.1

A Placeholder provides a virtual object which can position an existing object.

R

ReactiveGuide Utility class representing a reactive Guideline helper object for ConstraintLayout.

S

SharedValues	Shared values
SharedValues.SharedValuesListener

T

TransitionAdapter
TransitionBuilder	Builder class for creating `MotionScene.Transition` programmatically.

V

ViewSpline
ViewSpline.CustomSet
ViewSpline.PathRotate
ViewState	Stores the bounds and rotation of a widget
ViewTransition	Provides a support for tag it Parses tag it implement the transition it will update ConstraintSet or sets For asynchronous it will create and drive a MotionController.
ViewTransitionController	Container for ViewTransitions.