Tela
main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:gravity="center_horizontal"
android:orientation="vertical" >
<LinearLayout
android:id="@+id/rodape"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:background="#444444"
android:gravity="center_horizontal"
android:padding="10dip" >
<Button
android:id="@+id/btIniciar"
android:layout_width="140dip"
android:layout_height="wrap_content"
android:layout_gravity="left"
android:layout_marginRight="5dip"
android:text="@string/iniciar" />
<Button
android:id="@+id/btSair"
android:layout_width="140dip"
android:layout_height="wrap_content"
android:layout_gravity="right"
android:layout_marginLeft="5dip"
android:text="@string/fechar" />
</LinearLayout>
<TextView
android:id="@+id/tvHide"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:text="@string/x"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#000000"
android:textSize="70sp"
android:textStyle="bold" />
<TextView
android:id="@+id/tvCrono"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/tvHide"
android:gravity="center"
android:text="@string/zerado"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textSize="120sp"
android:textStyle="bold" />
<Spinner
android:id="@+id/spTipo"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_above="@+id/rodape" />
</RelativeLayout>