<?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="wrap_content"
    android:gravity="center_horizontal"
    android:orientation="vertical"
    android:paddingLeft="@dimen/spacing_16"
    android:paddingRight="@dimen/spacing_16">

    <Button
        style="@style/WideBtnStyle"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:onClick="brightnessClick"
        android:text="@string/demo_brightness" />

    <Button
        style="@style/WideBtnStyle"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:onClick="flashlightClick"
        android:text="@string/demo_flashlight" />

    <Button
        style="@style/WideBtnStyle"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:onClick="locationClick"
        android:text="@string/demo_location" />

    <Button
        style="@style/WideBtnStyle"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:onClick="pinyinClick"
        android:text="@string/demo_pinyin" />

</LinearLayout>
