<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/layoutView"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@drawable/bg_grayscale"
     >
    <View
        android:id="@+id/actionbar"
        android:layout_width="match_parent"
        android:layout_height="48dp"
        android:layout_alignParentTop="true"
        android:background="@drawable/actionbar_background" />
   <GridView
        android:id="@+id/gridLog"
        android:layout_below="@+id/actionbar"
        android:layout_width="match_parent"
        android:layout_height="fill_parent"
        android:numColumns="3" 
        android:padding="5dp"
        android:horizontalSpacing="4dp"
        android:verticalSpacing="4dp">
        
    </GridView>
<ImageButton
    android:id="@+id/btnRefresh"
    android:visibility="gone"
    android:layout_margin="@dimen/padding_large"
    android:layout_alignParentBottom="true"
    android:layout_alignParentRight="true"
    android:layout_width="64dp"
    android:layout_height="64dp"
    android:src="@drawable/ic_menu_refresh_white"
    android:background="@drawable/button_background_round"/>
</RelativeLayout>
