Conversations/src/quicksy/res/layout/activity_enter_number.xml

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android">

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

        <include android:id="@+id/toolbar" layout="@layout/toolbar" />
        <android.support.design.widget.CoordinatorLayout
            android:id="@+id/coordinator"
            android:layout_width="match_parent"
            android:layout_height="match_parent">

        <ScrollView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:fillViewport="true">

            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content">

                <TextView
                    android:id="@+id/instructions"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="16dp"
                    android:gravity="center_horizontal"
                    android:textAppearance="@style/TextAppearance.Conversations.Body1"
                    android:text="@string/enter_country_code_and_phone_number"/>

                <LinearLayout
                    android:id="@+id/phone_number_box"
                    android:layout_width="256dp"
                    android:layout_height="wrap_content"
                    android:layout_above="@+id/next"
                    android:layout_below="@+id/instructions"
                    android:layout_centerHorizontal="true"
                    android:orientation="vertical">

                    <EditText
                        android:imeOptions="flagNoExtractUi"
                        android:id="@+id/country"
                        style="@style/Widget.Conversations.EditText"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:cursorVisible="false"
                        android:inputType="textNoSuggestions"
                        android:drawableEnd="@drawable/ic_arrow_drop_down_black_18dp"
                        android:drawableRight="@drawable/ic_arrow_drop_down_black_18dp"
                        android:focusable="false"
                        android:gravity="bottom|center_horizontal"
                        android:longClickable="false" />

                    <LinearLayout
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:orientation="horizontal">

                        <EditText
                            android:imeOptions="flagNoExtractUi"
                            android:id="@+id/country_code"
                            style="@style/Widget.Conversations.EditText"
                            android:layout_width="0dp"
                            android:layout_height="wrap_content"
                            android:layout_weight="1"
                            android:gravity="bottom|center_horizontal"
                            android:inputType="number"
                            android:longClickable="false"
                            android:maxLength="3"
                            android:maxLines="1" />

                        <EditText
                            android:imeOptions="flagNoExtractUi"
                            android:id="@+id/number"
                            style="@style/Widget.Conversations.EditText"
                            android:layout_width="0dp"
                            android:layout_height="wrap_content"
                            android:layout_weight="3"
                            android:hint="@string/phone_number"
                            android:inputType="number"
                            android:gravity="bottom|start"
                            android:longClickable="false"
                            android:maxLines="1" />
                    </LinearLayout>

                    <ProgressBar
                        android:id="@+id/progressBar"
                        style="?android:attr/progressBarStyle"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_gravity="center" />
                </LinearLayout>
                <Button
                    android:id="@+id/next"
                    android:layout_alignParentBottom="true"
                    android:layout_alignParentEnd="true"
                    style="@style/Widget.Conversations.Button.Borderless"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/next"
                    android:textColor="?colorAccent"/>
            </RelativeLayout>
        </ScrollView>
        </android.support.design.widget.CoordinatorLayout>
    </LinearLayout>
</layout>