android-calculatorpp/android-app/res/layout-large-land/main_calculator.xml

<?xml version="1.0" encoding="utf-8"?>

<!--
  ~ Copyright (c) 2009-2011. Created by serso aka se.solovyev.
  ~ For more information, please, contact se.solovyev@gmail.com
  ~ or visit http://se.solovyev.org
  -->
<LinearLayout
        xmlns:a="http://schemas.android.com/apk/res/android"
        a:id="@+id/main_layout"
        a:orientation="vertical"
        style="?cpp_main_multi_pane_layout_style">

    <LinearLayout
            a:layout_height="0dp"
            a:layout_width="match_parent"
            a:layout_weight="3"
            a:orientation="horizontal"
            a:baselineAligned="false">

        <LinearLayout
                a:layout_height="match_parent"
                a:layout_width="0dp"
                a:layout_weight="1"
                a:orientation="vertical"
                a:layout_gravity="center">

            <LinearLayout a:id="@+id/editorContainer"
                          a:layout_height="0dp"
                          a:layout_width="match_parent"
                          style="?cpp_pane_style"
                          a:layout_weight="1"/>

            <LinearLayout a:id="@+id/displayContainer"
                          a:layout_height="0dp"
                          a:layout_width="match_parent"
                          style="?cpp_pane_style"
                          a:layout_weight="1"/>

        </LinearLayout>

        <LinearLayout a:id="@+id/main_second_pane"
                      a:layout_height="match_parent"
                      a:layout_width="0dp"
                      a:layout_weight="1"
                      a:orientation="vertical"
                      style="?cpp_pane_style"/>

    </LinearLayout>

    <LinearLayout a:id="@+id/keyboardContainer"
                  a:layout_height="0dp"
                  a:layout_width="match_parent"
                  a:layout_weight="2"
                  style="?cpp_pane_style_transparent"/>

</LinearLayout>