2.12 activity_grid_recycler_view

activity_grid_recycler_view

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    >

    <androidx.recyclerview.widget.RecyclerView
        android:id="@+id/rv_grid"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@color/colorGrayDark"/>

</LinearLayout>