opencv/android/service/engine/res/layout/main.xml

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

    <TextView
        android:id="@+id/textView4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="About:"
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <TextView
        android:id="@+id/textView2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="This application allows you to manage OpenCV library on your device."
        android:textAppearance="?android:attr/textAppearanceMedium" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

        <TextView
            android:id="@+id/EngineVersionCaption"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Version: "
            android:textAppearance="?android:attr/textAppearanceMedium" />

        <TextView
            android:id="@+id/EngineVersionValue"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="version"
            android:textAppearance="?android:attr/textAppearanceMedium" />
    </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

    </LinearLayout>

    <TextView
        android:id="@+id/textView3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Device information:"
        android:textAppearance="?android:attr/textAppearanceLarge" android:layout_marginTop="20dp"/>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical" >

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <TextView
                android:id="@+id/HardwareCaption"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Hardware: "
                android:textAppearance="?android:attr/textAppearanceMedium" />

            <TextView
                android:id="@+id/HardwareValue"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Hardware"
                android:textAppearance="?android:attr/textAppearanceMedium" />

        </LinearLayout>

    </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

        <TextView
            android:id="@+id/OsVersionCaption"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="OS version: "
            android:textAppearance="?android:attr/textAppearanceMedium" />

        <TextView
            android:id="@+id/OsVersionValue"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Os Specification"
            android:textAppearance="?android:attr/textAppearanceMedium" />

    </LinearLayout>

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Installed packages:"
        android:textAppearance="?android:attr/textAppearanceLarge" android:layout_marginTop="15dp"/>

    <ListView
        android:id="@+id/InstalledPackageList"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" android:layout_weight="1">
    </ListView>

    <Button
        android:id="@+id/CheckEngineUpdate"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Check Manager update" />

</LinearLayout>