class ChainHead

Class to represent a chain by its main elements.

Summary

Public constructors
ChainHead(first: ConstraintWidget!, orientation: Int, isRtl: Boolean)

Initialize variables, then determine visible widgets, the head of chain and matched constraint widgets.

Public functions
Unit
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
Float

Protected properties
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
Boolean
Boolean
Boolean
Boolean
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
ConstraintWidget!
Float
ArrayList<ConstraintWidget!>!
Int
Int

Public constructors

ChainHead

Added in 1.1.0
ChainHead(first: ConstraintWidget!, orientation: Int, isRtl: Boolean)

Initialize variables, then determine visible widgets, the head of chain and matched constraint widgets.

Parameters
first: ConstraintWidget!

first widget in a chain
orientation: Int

orientation of the chain (either Horizontal or Vertical)
isRtl: Boolean

Right-to-left layout flag to determine the actual head of the chain

Public functions

define

Added in 1.1.0
fun define(): Unit

getFirst

Added in 1.1.0
fun getFirst(): ConstraintWidget!

getFirstMatchConstraintWidget

Added in 1.1.0
fun getFirstMatchConstraintWidget(): ConstraintWidget!

getFirstVisibleWidget

Added in 1.1.0
fun getFirstVisibleWidget(): ConstraintWidget!

getHead

Added in 1.1.0
fun getHead(): ConstraintWidget!

getLast

Added in 1.1.0
fun getLast(): ConstraintWidget!

getLastMatchConstraintWidget

Added in 1.1.0
fun getLastMatchConstraintWidget(): ConstraintWidget!

getLastVisibleWidget

Added in 1.1.0
fun getLastVisibleWidget(): ConstraintWidget!

getTotalWeight

Added in 1.1.0
fun getTotalWeight(): Float

Protected properties

mFirst

Added in 1.1.0
protected val mFirst: ConstraintWidget!

mFirstMatchConstraintWidget

Added in 1.1.0
protected val mFirstMatchConstraintWidget: ConstraintWidget!

mFirstVisibleWidget

Added in 1.1.0
protected val mFirstVisibleWidget: ConstraintWidget!

mHasComplexMatchWeights

Added in 1.1.0
protected val mHasComplexMatchWeights: Boolean

mHasDefinedWeights

Added in 1.1.0
protected val mHasDefinedWeights: Boolean

mHasRatio

Added in 1.1.0
protected val mHasRatio: Boolean

mHasUndefinedWeights

Added in 1.1.0
protected val mHasUndefinedWeights: Boolean

mHead

Added in 1.1.0
protected val mHead: ConstraintWidget!

mLast

Added in 1.1.0
protected val mLast: ConstraintWidget!

mLastMatchConstraintWidget

Added in 1.1.0
protected val mLastMatchConstraintWidget: ConstraintWidget!

mLastVisibleWidget

Added in 1.1.0
protected val mLastVisibleWidget: ConstraintWidget!

mTotalWeight

Added in 1.1.0
protected val mTotalWeight: Float

mWeightedMatchConstraintsWidgets

Added in 1.1.0
protected val mWeightedMatchConstraintsWidgets: ArrayList<ConstraintWidget!>!

mWidgetsCount

Added in 1.1.0
protected val mWidgetsCount: Int

mWidgetsMatchCount

Added in 1.1.0
protected val mWidgetsMatchCount: Int