GitNex/app/src/main/res/layout/activity_repo_watchers.xml

<?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"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:background="?attr/primaryBackgroundColor"
    android:orientation="vertical">

    <com.google.android.material.appbar.AppBarLayout
        android:id="@+id/appbar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        app:elevation="0dp"
        android:theme="@style/Widget.AppCompat.SearchView">

        <com.google.android.material.appbar.MaterialToolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:background="?attr/primaryBackgroundColor">

            <ImageView
                android:id="@+id/close"
                android:layout_width="@dimen/close_button_size"
                android:layout_height="@dimen/close_button_size"
                android:layout_marginRight="15dp"
                android:layout_marginLeft="15dp"
                android:gravity="center_vertical"
                android:contentDescription="@string/close"
                android:background="?android:attr/selectableItemBackgroundBorderless"
                android:focusable="true"
                android:clickable="true"
                android:src="@drawable/ic_close" />

            <TextView
                android:id="@+id/toolbar_title"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_gravity="center_vertical"
                android:textColor="?attr/primaryTextColor"
                android:maxLines="1"
                android:textSize="20sp" />

        </com.google.android.material.appbar.MaterialToolbar>

    </com.google.android.material.appbar.AppBarLayout>

    <GridView
        android:id="@+id/gridView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:horizontalSpacing="10dp"
        android:numColumns="4"
        android:columnWidth="80dp"
        android:stretchMode="columnWidth"
        android:background="?attr/primaryBackgroundColor"
        android:gravity="center"/>

    <com.google.android.material.progressindicator.LinearProgressIndicator
        android:id="@+id/progress_bar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:indeterminate="true"
        style="@style/Widget.MaterialComponents.LinearProgressIndicator"
        app:indicatorColor="?attr/progressIndicatorColor" />

    <TextView
        android:id="@+id/noDataWatchers"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:gravity="center"
        android:text="@string/noDataFound"
        android:textColor="?attr/primaryTextColor"
        android:textSize="20sp"
        android:visibility="gone" />

</LinearLayout>