You may have seen gmail app where fab button expand and collapse as you scroll. fab button has been already there for some time new api extended dab button was added some time back. to use extended fab button you need to use  com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton simplest implementation looks like below : <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton android:id="@+id/floating_action_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_margin="16dp" android:layout_marginEnd="24dp" android:layout_marginBottom="24dp" android:contentDescription="fab button" android:text="Add Button" app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintEnd_toEndOf="parent" app:icon="@drawable/ic_baseline_add_24" /> No...