Android constraint layout ConstarainLayout

 

xml code:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:orientation="horizontal"
    android:weightSum="3">

    <View
        android:id="@+id/v1"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:background="#00ff00"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@id/v2"
        android:layout_marginLeft="20dp"
        android:layout_marginTop="20dp"
        android:layout_marginRight="20dp"
        android:layout_marginBottom="20dp"
        app:layout_constraintHorizontal_weight="1"/>

    <View
        android:id="@+id/v2"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:background="#0000ff"
        app:layout_constraintTop_toTopOf="@id/v1"
        app:layout_constraintBottom_toBottomOf="@id/v1"
        app:layout_constraintStart_toEndOf="@id/v1"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_weight="1"
        android:layout_marginRight="20dp" />

</androidx.constraintlayout.widget.ConstraintLayout>

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