testapps/EmbmsTestStreamingApp/res/layout/activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2017 The Android Open Source Project
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License
  -->

<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >
    <TextView
        android:id="@+id/curr_streaming_uri_label"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/streaming_uri_label"/>
    <TextView
        android:id="@+id/curr_streaming_uri"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"/>
    <TextView
        android:id="@+id/tracked_streams_label"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/tracked_streams_label"/>
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">
        <Spinner
            android:id="@+id/curr_streams"
            android:layout_width="0dp"
            android:layout_weight="1"
            android:layout_height="match_parent"/>
        <TextView
            android:id="@+id/stream_state"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"/>
    </LinearLayout>
    <TextView
        android:id="@+id/available_services_label"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/available_streaming_services_label"/>
    <Spinner
        android:id="@+id/available_streaming_services"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"/>
    <GridLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:columnCount="2"
        android:orientation="vertical" >
        <Button
            android:id="@+id/bind_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_row="0"
            android:layout_column="0"
            android:text="@string/bind_button" />
        <Button
            android:id="@+id/get_streaming_services_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_row="0"
            android:layout_column="1"
            android:text="@string/get_streaming_services_button" />
        <Button
            android:id="@+id/start_streaming_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_row="1"
            android:layout_column="0"
            android:text="@string/start_streaming_button" />
        <Button
            android:id="@+id/stop_streaming_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_row="1"
            android:layout_column="1"
            android:text="@string/stop_streaming_button" />
        <Button
            android:id="@+id/dispose_stream_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_row="2"
            android:layout_column="0"
            android:text="@string/dispose_stream_button" />
        <Button
            android:id="@+id/dispose_manager_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_row="2"
            android:layout_column="1"
            android:text="@string/dispose_manager_button" />
    </GridLayout>
</LinearLayout>