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Kotlin Extension (KTX) Functions for the Constraint-Layout, which can be used programmatically, to manipulate your views.
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| // Adding More Soon.. | |
| // Author Meet Miyani | |
| // Git : https://github.com/Meet-Miyani | |
| //Sample Usage is at the bottom of the File | |
| import android.view.View | |
| import android.view.ViewGroup | |
| import android.widget.FrameLayout | |
| import android.widget.LinearLayout | |
| import android.widget.RelativeLayout | |
| import androidx.constraintlayout.widget.ConstraintLayout | |
| import androidx.constraintlayout.widget.ConstraintSet | |
| import kotlin.math.roundToInt | |
| infix fun View.startToStartOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.START, target.id, ConstraintSet.START) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.startToEndOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.START, target.id, ConstraintSet.END) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.endToEndOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.END, target.id, ConstraintSet.END) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.endToStartOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.END, target.id, ConstraintSet.START) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.topToTopOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.TOP, target.id, ConstraintSet.TOP) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.topToBottomOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.TOP, target.id, ConstraintSet.BOTTOM) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.bottomToBottomOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.BOTTOM, target.id, ConstraintSet.BOTTOM) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.bottomToTopOf(target: View) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| connect(id, ConstraintSet.BOTTOM, target.id, ConstraintSet.TOP) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.horizontalWeight(weight: Float) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| setHorizontalWeight(id, weight) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| infix fun View.verticalWeight(weight: Float) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| setVerticalWeight(id, weight) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| fun View.disconnectTop() { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| clear(id, ConstraintSet.TOP) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| fun View.disconnectBottom() { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| clear(id, ConstraintSet.BOTTOM) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| fun View.disconnectStart() { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| clear(id, ConstraintSet.START) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| fun View.disconnectEnd() { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| clear(id, ConstraintSet.END) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| fun View.setRatio( ratio: String) { | |
| ConstraintSet().apply { | |
| clone(parent as ConstraintLayout) | |
| setDimensionRatio(id, ratio) | |
| applyTo(parent as ConstraintLayout) | |
| } | |
| } | |
| fun View.marginStart(parentConstraint: ViewGroup, marginValue: Float) { | |
| val params = when (parentConstraint) { | |
| is LinearLayout -> { | |
| layoutParams as LinearLayout.LayoutParams | |
| } | |
| is FrameLayout -> { | |
| layoutParams as FrameLayout.LayoutParams | |
| } | |
| is RelativeLayout -> { | |
| layoutParams as RelativeLayout.LayoutParams | |
| } | |
| is ConstraintLayout -> { | |
| layoutParams as ConstraintLayout.LayoutParams | |
| } | |
| else -> { | |
| null | |
| } | |
| } | |
| params?.let { | |
| it.marginStart = marginValue.roundToInt() | |
| } | |
| } | |
| fun View.marginEnd(parentConstraint: ViewGroup, marginValue: Float) { | |
| val params = when (parentConstraint) { | |
| is LinearLayout -> { | |
| layoutParams as LinearLayout.LayoutParams | |
| } | |
| is FrameLayout -> { | |
| layoutParams as FrameLayout.LayoutParams | |
| } | |
| is RelativeLayout -> { | |
| layoutParams as RelativeLayout.LayoutParams | |
| } | |
| is ConstraintLayout -> { | |
| layoutParams as ConstraintLayout.LayoutParams | |
| } | |
| else -> { | |
| null | |
| } | |
| } | |
| params?.let { | |
| it.marginEnd = marginValue.roundToInt() | |
| } | |
| } | |
| fun View.marginTop(parentConstraint: ViewGroup, marginValue: Float) { | |
| val params = when (parentConstraint) { | |
| is LinearLayout -> { | |
| layoutParams as LinearLayout.LayoutParams | |
| } | |
| is FrameLayout -> { | |
| layoutParams as FrameLayout.LayoutParams | |
| } | |
| is RelativeLayout -> { | |
| layoutParams as RelativeLayout.LayoutParams | |
| } | |
| is ConstraintLayout -> { | |
| layoutParams as ConstraintLayout.LayoutParams | |
| } | |
| else -> { | |
| null | |
| } | |
| } | |
| params?.let { | |
| it.topMargin = marginValue.roundToInt() | |
| } | |
| } | |
| fun View.marginBottom(parentConstraint: ViewGroup, marginValue: Float) { | |
| val params = when (parentConstraint) { | |
| is LinearLayout -> { | |
| layoutParams as LinearLayout.LayoutParams | |
| } | |
| is FrameLayout -> { | |
| layoutParams as FrameLayout.LayoutParams | |
| } | |
| is RelativeLayout -> { | |
| layoutParams as RelativeLayout.LayoutParams | |
| } | |
| is ConstraintLayout -> { | |
| layoutParams as ConstraintLayout.LayoutParams | |
| } | |
| else -> { | |
| null | |
| } | |
| } | |
| params?.let { | |
| it.bottomMargin = marginValue.roundToInt() | |
| } | |
| } | |
| /**with(sizeTitleSection) { | |
| endToEndOf(root, vEnd) | |
| startToStartOf(root, vStart) | |
| topToBottomOf(root, rulerSection) | |
| marginTop(root, resources.getDimension(R.dimen.sampleSize)) | |
| marginStart(root, 0F) | |
| horizontalWeight(root, 0F) | |
| }**/ |
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