xml代码:
<?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>
效果展示: