android-calculatorpp/android-app/src/main/res/layout/main_calculator.xml

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

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  ~ Copyright 2013 serso aka se.solovyev
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  ~ 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
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  ~ distributed under the License is distributed on an "AS IS" BASIS,
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  ~ See the License for the specific language governing permissions and
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  ~ Contact details
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<LinearLayout a:id="@+id/main_layout"
	style="@style/CppMain"
	xmlns:a="http://schemas.android.com/apk/res/android"
	a:layout_width="match_parent"
	a:layout_height="match_parent"
	a:orientation="vertical">

	<LinearLayout
		a:id="@+id/editorContainer"
		a:layout_width="match_parent"
		a:layout_height="0dp"
		a:layout_weight="2"
		a:orientation="horizontal" />

	<LinearLayout
		a:layout_width="match_parent"
		a:layout_height="0dp"
		a:layout_weight="1"
		a:baselineAligned="false">

		<include
			layout="@layout/cpp_app_button_equals"
			a:layout_width="0dp"
			a:layout_height="match_parent"
			a:layout_weight="1" />

		<FrameLayout
			a:id="@+id/displayContainer"
			a:layout_width="0dp"
			a:layout_height="match_parent"
			a:layout_weight="4" />

	</LinearLayout>

	<LinearLayout
		a:id="@+id/keyboardContainer"
		a:layout_width="match_parent"
		a:layout_height="0dp"
		a:layout_weight="5"
		a:orientation="vertical" />

</LinearLayout>