MotionLayout layout file full|-|&tag=MotionLayout

sample_collapsing_animation.xml

<?xml version="1.0" encoding="utf-8"?>  
<androidx.constraintlayout.motion.widget.MotionLayout xmlns:android="http://schemas.android.com/apk/res/android"  
    xmlns:app="http://schemas.android.com/apk/res-auto"  
    xmlns:tools="http://schemas.android.com/tools"  
    android:layout_width="match_parent"  
    android:layout_height="match_parent"  
    app:layoutDescription="@xml/sample_collapsing_animation_scene">  

    <View  
        android:id="@+id/toolbar"  
        android:layout_width="match_parent"  
        android:layout_height="0dp"  
        android:background="@color/colorPrimary"  
        android:elevation="4dp"  
        app:layout_constraintBottom_toTopOf="@id/guidline_toolbar"  
        app:layout_constraintTop_toTopOf="parent" />  

    <androidx.appcompat.widget.AppCompatImageView  
        android:id="@+id/navigation_icon"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:elevation="4dp"  
        android:padding="24dp"  
        app:layout_constraintStart_toStartOf="parent"  
        app:layout_constraintTop_toTopOf="parent"  
        app:srcCompat="@drawable/ic_baseline_menu_24" />  

    <androidx.appcompat.widget.AppCompatTextView  
        android:id="@+id/toolbar_title"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:elevation="4dp"  
        android:text="MotionLayout"  
        android:textColor="@color/md_black_1000"  
        android:textSize="20sp"  
        android:textStyle="bold"  
        app:layout_constraintBottom_toBottomOf="@+id/navigation_icon"  
        app:layout_constraintStart_toEndOf="@+id/navigation_icon"  
        app:layout_constraintTop_toTopOf="@+id/navigation_icon" />  

    <androidx.appcompat.widget.AppCompatImageView  
        android:id="@+id/menu_icon"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:elevation="4dp"  
        android:padding="24dp"  
        app:layout_constraintEnd_toEndOf="parent"  
        app:layout_constraintTop_toTopOf="parent"  
        app:srcCompat="@drawable/ic_baseline_favorite_24" />  

    <androidx.appcompat.widget.SearchView  
        android:id="@+id/search_view"  
        android:layout_width="match_parent"  
        android:layout_height="wrap_content"  
        android:layout_marginStart="16dp"  
        android:layout_marginEnd="16dp"  
        android:background="@color/md_white_1000"  
        android:elevation="4dp"  
        app:layout_constraintEnd_toEndOf="parent"  
        app:layout_constraintStart_toStartOf="parent"  
        app:layout_constraintTop_toBottomOf="@id/navigation_icon"  
        app:queryHint="Search" />  

    <androidx.constraintlayout.widget.Guideline  
        android:id="@+id/guidline_toolbar"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:orientation="horizontal"  
        app:layout_constraintGuide_begin="140dp" />  


    <androidx.recyclerview.widget.RecyclerView  
        android:id="@+id/scrollable_content"  
        android:layout_width="match_parent"  
        android:layout_height="wrap_content"  
        android:layout_marginTop="16dp"  
        app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"  
        app:layout_constraintEnd_toEndOf="parent"  
        app:layout_constraintStart_toStartOf="parent"  
        app:layout_constraintTop_toBottomOf="@id/guidline_toolbar" />  

</androidx.constraintlayout.motion.widget.MotionLayout