Constraints.LayoutParams

Artifact: androidx.constraintlayout:constraintlayout

Added in 2.2.0

Kotlin |Java

class Constraints.LayoutParams : ConstraintLayout.LayoutParams

kotlin.Any
↳	android.view.ViewGroup.LayoutParams
	↳	android.view.ViewGroup.MarginLayoutParams
		↳	androidx.constraintlayout.widget.ConstraintLayout.LayoutParams
			↳	androidx.constraintlayout.widget.Constraints.LayoutParams

Summary

Public constructors
`LayoutParams(source: Constraints.LayoutParams!)`
`LayoutParams(c: Context!, attrs: AttributeSet!)`
`LayoutParams(width: Int, height: Int)`

Public properties
`Float`	`alpha`
`Boolean`	`applyElevation`
`Float`	`elevation`
`Float`	`rotation`
`Float`	`rotationX`
`Float`	`rotationY`
`Float`	`scaleX`
`Float`	`scaleY`
`Float`	`transformPivotX`
`Float`	`transformPivotY`
`Float`	`translationX`
`Float`	`translationY`
`Float`	`translationZ`

Inherited Constants

From androidx.constraintlayout.widget.ConstraintLayout.LayoutParams

`const Int`	`BASELINE = 5` The baseline of the text in a view.
`const Int`	`BOTTOM = 4` The bottom side of a view.
`const Int`	`CHAIN_PACKED = 2` Chain packed style
`const Int`	`CHAIN_SPREAD = 0` Chain spread style
`const Int`	`CHAIN_SPREAD_INSIDE = 1` Chain spread inside style
`const Int`	`CIRCLE = 8` Circle reference from a view.
`const Int`	`END = 7` The right side of a view in left to right languages.
`const Int`	`GONE_UNSET = -2147483648` Defines an id that is not set.
`const Int`	`HORIZONTAL = 0` The horizontal orientation.
`const Int`	`LEFT = 1` The left side of a view.
`const Int`	`MATCH_CONSTRAINT = 0` Dimension will be controlled by constraints.
`const Int`	`MATCH_CONSTRAINT_PERCENT = 2` Set matchConstraintDefault* percent to be based on a percent of another dimension (by default, the parent) Use to set the matchConstraintDefaultWidth and matchConstraintDefaultHeight
`const Int`	`MATCH_CONSTRAINT_SPREAD = 0` Set matchConstraintDefault* spread as much as possible within its constraints.
`const Int`	`MATCH_CONSTRAINT_WRAP = 1` Set matchConstraintDefault* default to the wrap content size.
`const Int`	`PARENT_ID = 0` References the id of the parent.
`const Int`	`RIGHT = 2` The right side of a view.
`const Int`	`START = 6` The left side of a view in left to right languages.
`const Int`	`TOP = 3` The top of a view.
`const Int`	`UNSET = -1` Defines an id that is not set.
`const Int`	`VERTICAL = 1` The vertical orientation.
`const Int`	`WRAP_BEHAVIOR_HORIZONTAL_ONLY = 1`
`const Int`	`WRAP_BEHAVIOR_INCLUDED = 0`
`const Int`	`WRAP_BEHAVIOR_SKIPPED = 3`
`const Int`	`WRAP_BEHAVIOR_VERTICAL_ONLY = 2`

From android.view.ViewGroup.LayoutParams

`const Int`	`FILL_PARENT = -1` This property is deprecated.
`const Int`	`MATCH_PARENT = -1`
`const Int`	`WRAP_CONTENT = -2`

Inherited functions

From androidx.constraintlayout.widget.ConstraintLayout.LayoutParams

`String!`	`getConstraintTag()` Tag that can be used to identify a view as being a member of a group.
`ConstraintWidget!`	`getConstraintWidget()`
`Unit`	`reset()` Reset the ConstraintWidget
`Unit`	`resolveLayoutDirection(layoutDirection: Int)`
`Unit`	`setWidgetDebugName(text: String!)`
`Unit`	`validate()` validate the layout

From android.view.ViewGroup.LayoutParams

Unit

setBaseAttributes(a: TypedArray!, widthAttr: Int, heightAttr: Int)

From android.view.ViewGroup.MarginLayoutParams

`Int`	`getLayoutDirection()`
`Int`	`getMarginEnd()`
`Int`	`getMarginStart()`
`Boolean`	`isMarginRelative()`
`Unit`	`resolveLayoutDirection(layoutDirection: Int)`
`Unit`	`setLayoutDirection(layoutDirection: Int)`
`Unit`	`setMarginEnd(end: Int)`
`Unit`	`setMarginStart(start: Int)`
`Unit`	`setMargins(left: Int, top: Int, right: Int, bottom: Int)`

Inherited properties

From androidx.constraintlayout.widget.ConstraintLayout.LayoutParams

`Int`	`baselineMargin` The baseline margin.
`Int`	`baselineToBaseline` Constrains the baseline of a child to the baseline of a target child (contains the target child id).
`Int`	`baselineToBottom` Constrains the baseline of a child to the bottom of a target child (contains the target child id).
`Int`	`baselineToTop` Constrains the baseline of a child to the top of a target child (contains the target child id).
`Int`	`bottomToBottom` Constrains the bottom side of a child to the bottom side of a target child (contains the target child id).
`Int`	`bottomToTop` Constrains the bottom side of a child to the top side of a target child (contains the target child id).
`Float`	`circleAngle` The angle used for a circular constraint]
`Int`	`circleConstraint` Constrains the center of a child to the center of a target child (contains the target child id).
`Int`	`circleRadius` The radius used for a circular constraint
`Boolean`	`constrainedHeight` Specify if the vertical dimension is constrained in case both top &bottom constraints are set and the widget dimension is not a fixed dimension.
`Boolean`	`constrainedWidth` Specify if the horizontal dimension is constrained in case both left &right constraints are set and the widget dimension is not a fixed dimension.
`String!`	`constraintTag` Define a category of view to be used by helpers and motionLayout
`String!`	`dimensionRatio` The ratio information.
`Int`	`editorAbsoluteX` The design time location of the left side of the child.
`Int`	`editorAbsoluteY` The design time location of the right side of the child.
`Int`	`endToEnd` Constrains the end side of a child to the end side of a target child (contains the target child id).
`Int`	`endToStart` Constrains the end side of a child to the start side of a target child (contains the target child id).
`Int`	`goneBaselineMargin` The baseline margin to use when the target is gone.
`Int`	`goneBottomMargin` The bottom margin to use when the target is gone.
`Int`	`goneEndMargin` The end margin to use when the target is gone.
`Int`	`goneLeftMargin` The left margin to use when the target is gone.
`Int`	`goneRightMargin` The right margin to use when the target is gone
`Int`	`goneStartMargin` The start margin to use when the target is gone.
`Int`	`goneTopMargin` The top margin to use when the target is gone.
`Int`	`guideBegin` The distance of child (guideline) to the top or left edge of its parent.
`Int`	`guideEnd` The distance of child (guideline) to the bottom or right edge of its parent.
`Float`	`guidePercent` The ratio of the distance to the parent's sides
`Boolean`	`guidelineUseRtl` The ratio of the distance to the parent's sides
`Boolean`	`helped`
`Float`	`horizontalBias` The ratio between two connections when the left and right (or start and end) sides are constrained.
`Int`	`horizontalChainStyle` If the child is the start of a horizontal chain, this attribute will drive how the elements of the chain will be positioned.
`Float`	`horizontalWeight` The child's weight that we can use to distribute the available horizontal space in a chain, if the dimension behaviour is set to MATCH_CONSTRAINT
`Int`	`leftToLeft` Constrains the left side of a child to the left side of a target child (contains the target child id).
`Int`	`leftToRight` Constrains the left side of a child to the right side of a target child (contains the target child id).
`Int`	`matchConstraintDefaultHeight` Define how the widget vertical dimension is handled when set to MATCH_CONSTRAINT
`Int`	`matchConstraintDefaultWidth` Define how the widget horizontal dimension is handled when set to MATCH_CONSTRAINT
`Int`	`matchConstraintMaxHeight` Specify a maximum height size for the widget.
`Int`	`matchConstraintMaxWidth` Specify a maximum width size for the widget.
`Int`	`matchConstraintMinHeight` Specify a minimum height size for the widget.
`Int`	`matchConstraintMinWidth` Specify a minimum width size for the widget.
`Float`	`matchConstraintPercentHeight` Specify the percentage when using the match constraint percent mode.
`Float`	`matchConstraintPercentWidth` Specify the percentage when using the match constraint percent mode.
`Int`	`orientation`
`Int`	`rightToLeft` Constrains the right side of a child to the left side of a target child (contains the target child id).
`Int`	`rightToRight` Constrains the right side of a child to the right side of a target child (contains the target child id).
`Int`	`startToEnd` Constrains the start side of a child to the end side of a target child (contains the target child id).
`Int`	`startToStart` Constrains the start side of a child to the start side of a target child (contains the target child id).
`Int`	`topToBottom` Constrains the top side of a child to the bottom side of a target child (contains the target child id).
`Int`	`topToTop` Constrains the top side of a child to the top side of a target child (contains the target child id).
`Float`	`verticalBias` The ratio between two connections when the top and bottom sides are constrained.
`Int`	`verticalChainStyle` If the child is the start of a vertical chain, this attribute will drive how the elements of the chain will be positioned.
`Float`	`verticalWeight` The child's weight that we can use to distribute the available vertical space in a chain, if the dimension behaviour is set to MATCH_CONSTRAINT
`Int`	`wrapBehaviorInParent` Specify how this view is taken in account during the parent's wrap computation Can be either of: WRAP_BEHAVIOR_INCLUDED the widget is taken in account for the wrap (default) WRAP_BEHAVIOR_HORIZONTAL_ONLY the widget will be included in the wrap only horizontally WRAP_BEHAVIOR_VERTICAL_ONLY the widget will be included in the wrap only vertically WRAP_BEHAVIOR_SKIPPED the widget is not part of the wrap computation

From android.view.ViewGroup.LayoutParams

`Int`	`height`
`LayoutAnimationController.AnimationParameters!`	`layoutAnimationParameters`
`Int`	`width`

From android.view.ViewGroup.MarginLayoutParams

`Int`	`bottomMargin`
`Int`	`leftMargin`
`Int`	`rightMargin`
`Int`	`topMargin`

Public constructors

Added in 2.2.0

LayoutParams(source: Constraints.LayoutParams!)

LayoutParams

Added in 2.2.0

LayoutParams(c: Context!, attrs: AttributeSet!)

LayoutParams

Added in 2.2.0

LayoutParams(width: Int, height: Int)

Public properties

alpha

Added in 2.2.0

val alpha: Float

applyElevation

Added in 2.2.0

val applyElevation: Boolean

elevation

Added in 2.2.0

val elevation: Float

rotation

Added in 2.2.0

val rotation: Float

rotationX

Added in 2.2.0

val rotationX: Float

rotationY

Added in 2.2.0

val rotationY: Float

scaleX

Added in 2.2.0

val scaleX: Float

scaleY

Added in 2.2.0

val scaleY: Float

transformPivotX

Added in 2.2.0

val transformPivotX: Float

transformPivotY

Added in 2.2.0

val transformPivotY: Float

translationX

Added in 2.2.0

val translationX: Float

translationY

Added in 2.2.0

val translationY: Float

translationZ

Added in 2.2.0

val translationZ: Float