open-keychain/OpenKeychain/src/main/res/layout/key_list_fragment.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:fab="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <LinearLayout
        android:id="@android:id/progress"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:gravity="center"
        android:orientation="vertical">

        <ProgressBar
            style="?android:attr/progressBarStyleLarge"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:gravity="center" />

    </LinearLayout>

    <RelativeLayout
        android:id="@android:id/widget_frame"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:visibility="gone">

        <!--rebuild functionality of ListFragment -->
        <FrameLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent">

            <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
                android:layout_width="match_parent"
                android:layout_height="match_parent">

                <android.support.v7.widget.RecyclerView
                    android:id="@android:id/list"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent"
                    android:clipToPadding="false"
                    android:paddingBottom="72dp"
                    android:paddingLeft="16dp"
                    android:paddingRight="32dp"
                    android:paddingStart="16dp" />

                <com.futuremind.recyclerviewfastscroll.FastScroller
                    android:id="@+id/fastscroll"
                    android:layout_width="wrap_content"
                    android:layout_height="match_parent"
                    android:layout_alignParentRight="true"
                    android:orientation="vertical"
                    app:fastscroll__bubbleColor="@color/primary" />

            </RelativeLayout>

            <LinearLayout
                android:id="@android:id/empty"
                android:layout_width="match_parent"
                android:layout_height="240dp"
                android:animateLayoutChanges="true"
                android:gravity="center"
                android:orientation="vertical">

                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:gravity="center"
                    android:text="@string/key_list_empty_text1"
                    android:textAppearance="?android:attr/textAppearanceLarge" />

                <org.sufficientlysecure.keychain.ui.widget.ToolableViewAnimator
                    android:id="@+id/search_container"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:inAnimation="@anim/fade_in_delayed"
                    android:measureAllChildren="true"
                    android:outAnimation="@anim/fade_out"
                    app:initialView="1">

                    <Space
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content" />

                    <Button
                        android:id="@+id/search_button"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_marginTop="24dp"
                        android:gravity="center"
                        tools:text="@string/btn_search_for_query" />

                </org.sufficientlysecure.keychain.ui.widget.ToolableViewAnimator>

            </LinearLayout>
        </FrameLayout>

        <com.getbase.floatingactionbutton.FloatingActionsMenu
            android:id="@+id/fab_main"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:layout_alignParentEnd="true"
            android:layout_alignParentRight="true"
            android:layout_marginBottom="8dp"
            android:layout_marginEnd="16dp"
            android:layout_marginRight="16dp"
            fab:fab_addButtonColorNormal="?attr/colorPrimary"
            fab:fab_addButtonColorPressed="?attr/colorPrimaryDark"
            fab:fab_addButtonPlusIconColor="@color/icons"
            fab:fab_addButtonSize="normal"
            fab:fab_expandDirection="up"
            fab:fab_labelStyle="@style/FabMenuStyle">

            <com.getbase.floatingactionbutton.FloatingActionButton
                android:id="@+id/fab_add_qr_code"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                fab:fab_colorNormal="?attr/colorPrimary"
                fab:fab_colorPressed="?attr/colorPrimaryDark"
                fab:fab_icon="@drawable/ic_qrcode_white_24dp"
                fab:fab_size="mini"
                fab:fab_title="@string/key_list_fab_qr_code" />

            <com.getbase.floatingactionbutton.FloatingActionButton
                android:id="@+id/fab_add_cloud"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                fab:fab_colorNormal="?attr/colorPrimary"
                fab:fab_colorPressed="?attr/colorPrimaryDark"
                fab:fab_icon="@drawable/ic_cloud_search_24dp"
                fab:fab_size="mini"
                fab:fab_title="@string/key_list_fab_search" />

            <com.getbase.floatingactionbutton.FloatingActionButton
                android:id="@+id/fab_add_file"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                fab:fab_colorNormal="?attr/colorPrimary"
                fab:fab_colorPressed="?attr/colorPrimaryDark"
                fab:fab_icon="@drawable/ic_folder_white_24dp"
                fab:fab_size="mini"
                fab:fab_title="@string/key_list_fab_import" />

        </com.getbase.floatingactionbutton.FloatingActionsMenu>
    </RelativeLayout>

</FrameLayout>