package

androidx.constraintlayout.widget

Interfaces

ConstraintLayout.ValueModifierThis is the interface to a valued modifier.
SharedValues.SharedValuesListenerinterface for listeners

Classes

BarrierAdded in 1.1
ConstraintAttributeDefines non standard Attributes
ConstraintHelper
ConstraintLayoutA ConstraintLayout is a android.view.ViewGroup which allows you to position and size widgets in a flexible way.
ConstraintLayout.LayoutParamsThis class contains the different attributes specifying how a view want to be laid out inside a ConstraintLayout.
ConstraintLayoutStates
ConstraintPropertiesAdded in 2.0
Constraints
Constraints.LayoutParams
ConstraintsChangedListenerAdded in 2.0
ConstraintSetThis class allows you to define programmatically a set of constraints to be used with ConstraintLayout.
ConstraintSet.Constraint
ConstraintSet.Layout
ConstraintSet.Motion
ConstraintSet.PropertySet
ConstraintSet.Transform
GroupControl the visibility and elevation of the referenced views Added in 1.1
GuidelineUtility class representing a Guideline helper object for ConstraintLayout.
PlaceholderAdded in 1.1
ReactiveGuideUtility class representing a reactive Guideline helper object for ConstraintLayout.
SharedValuesShared values
StateSet
VirtualLayoutAdded in 2.0

Enums

ConstraintAttribute.AttributeType