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

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

<!--
  ~ Copyright 2013 serso aka se.solovyev
  ~
  ~ 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.
  ~
  ~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  ~ Contact details
  ~
  ~ Email: se.solovyev@gmail.com
  ~ Site:  http://se.solovyev.org
  -->

<LinearLayout
    a:id="@+id/main_fragment_layout"
    style="@style/CppFragment"
    xmlns:a="http://schemas.android.com/apk/res/android"
    a:layout_width="match_parent"
    a:layout_height="match_parent">

    <include layout="@layout/ad" />

    <FrameLayout
        a:layout_width="match_parent"
        a:layout_height="match_parent">

        <android.support.v7.widget.RecyclerView
            a:id="@+id/history_recyclerview"
            a:layout_width="match_parent"
            a:layout_height="match_parent" />

        <com.melnykov.fab.FloatingActionButton
            a:id="@+id/history_fab"
            style="@style/CppFab"
            a:src="@drawable/ic_delete_white_36dp" />
    </FrameLayout>
</LinearLayout>