<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent" > <Button android:id="@+id/localvideo" android:layout_height="wrap_content" android:layout_width="match_parent" android:text="@string/local_video" /> <Button android:id="@+id/streamvideo" android:layout_height="wrap_content" android:layout_width="match_parent" android:text="@string/stream_video" /> <Button android:id="@+id/localaudio" android:layout_height="wrap_content" android:layout_width="match_parent" android:text="@string/local_audio" /> <Button android:id="@+id/resourcesaudio" android:layout_height="wrap_content" android:layout_width="match_parent" android:text="@string/res_audio" /> </LinearLayout>