text: <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:orientation="vertical"
      android:paddingLeft="0dp"
      android:paddingRight="0dp"
      android:paddingTop="0dp"
      android:paddingBottom="0dp"
      android:layout_margin="@dimen/activity_vertical_margin"
      tools:context="com.jarekandshawnmusic.m.MainActivity"
      android:id="@+id/main_audio_view"
      android:weightSum="1">
  
      <GridView
          android:layout_width="fill_parent"
          android:layout_height="0dp"
          android:layout_weight="1"
          android:id="@+id/artist_grid"
          android:columnWidth="150dp"
          android:numColumns="auto_fit"
          android:verticalSpacing="10dp"
          android:horizontalSpacing="10dp"
          android:stretchMode="columnWidth"
          android:gravity="center"
          android:layout_gravity="center"></GridView>
  </LinearLayout>