crystal-wallet-android/app/src/main/res/layout/activity_create_contact.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:paddingBottom="0dp"
    android:paddingLeft="0dp"
    android:paddingRight="0dp"
    android:paddingTop="@dimen/activity_vertical_margin">

    <TextView
        android:id="@+id/tvName"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="@dimen/activity_horizontal_margin"
        android:layout_marginRight="@dimen/activity_horizontal_margin"
        android:layout_marginTop="10dp"
        android:text="Contact Name"
        android:textStyle="bold" />

    <EditText
        android:id="@+id/etName"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="@dimen/activity_horizontal_margin"
        android:layout_marginRight="@dimen/activity_horizontal_margin"
        android:background="@drawable/edittext_bg"
        android:maxLines="1"
        android:textColor="@color/black" />
    <TextView
        android:id="@+id/tvNameError"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="@dimen/activity_horizontal_margin"
        android:layout_marginRight="@dimen/activity_horizontal_margin"
        android:maxLines="1"
        android:textColor="@color/red" />

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <android.support.v7.widget.RecyclerView
            android:id="@+id/rvContactAddresses"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"></android.support.v7.widget.RecyclerView>
        <Button
            android:id="@+id/btnAddAddress"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@id/rvContactAddresses"
            android:text="Add"/>
    </RelativeLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="@dimen/activity_horizontal_margin"
        android:layout_marginRight="@dimen/activity_horizontal_margin"
        android:layout_marginTop="10dp"
        android:gravity="center"
        android:orientation="horizontal">

        <Button
            android:id="@+id/btnCancel"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_margin="10dp"
            android:background="@color/pink"
            android:text="@string/cancel"
            android:textColor="@color/white" />

        <Button
            android:id="@+id/btnCreate"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_margin="10dp"
            android:background="@color/green"
            android:padding="10dp"
            android:text="Create Contact"
            android:textColor="@color/white" />
        <Button
            android:id="@+id/btnModify"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_margin="10dp"
            android:background="@color/green"
            android:padding="10dp"
            android:text="Modify Contact"
            android:textColor="@color/white" />

    </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@color/white"
        android:gravity="bottom"
        android:orientation="vertical">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:background="@color/black"></LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="35dp"
            android:background="@color/bottomBarColor"
            android:gravity="bottom"
            android:orientation="horizontal">

            <TextView
                android:id="@+id/tvAppVersion_brain_key_activity"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                android:gravity="center"
                android:text="@string/v_1_0_beta" />

            <TextView
                android:id="@+id/tvBlockNumberHead_brain_key_activity"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="2"
                android:gravity="center"
                android:text="@string/block_number" />

            <ImageView
                android:id="@+id/ivSocketConnected_brain_key_activity"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:layout_weight="0.5" />

            <ImageView
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:layout_weight="0.5"
                android:src="@drawable/icon_setting"
                android:visibility="invisible" />
        </LinearLayout>
    </LinearLayout>

</LinearLayout>