androidx.constraintlayout.core.widgets

Interfaces

Helper

interface to virtual objects

Classes

Barrier

A Barrier takes multiple widgets

Chain

Chain management and constraints creation

ChainHead

Class to represent a chain by its main elements.

ConstraintAnchor

Model a constraint relation.

ConstraintWidget

Implements a constraint Widget model supporting constraints relations between other widgets.

ConstraintWidgetContainer

A container of ConstraintWidget that can layout its children

Flow

Implements the Flow virtual layout.

Guideline

Guideline

HelperWidget

HelperWidget class

Optimizer

Implements direct resolution without using the solver

Placeholder

Simple VirtualLayout that center the first referenced widget onto itself.

Rectangle

Simple rect class

VirtualLayout

Base class for Virtual layouts

WidgetContainer

A container of ConstraintWidget

Enums

ConstraintAnchor.Type

Define the type of anchor

ConstraintWidget.DimensionBehaviour

Define how the widget will resize