linphone-android/res/layout/dialer.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
	android:background="@color/colorC"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


	<RelativeLayout
		android:id="@+id/address_bar"
		android:background="@color/colorG"
		android:layout_width="match_parent"
		android:layout_height="60dp"
		android:layout_marginBottom="10dp"
		android:layout_alignParentTop="true">

		<org.linphone.ui.EraseButton
			android:id="@+id/erase"
			android:src="@drawable/erase_button"
			android:layout_width="40dp"
			android:layout_height="wrap_content"
			android:layout_alignParentRight="true"
			android:layout_centerVertical="true"
			android:layout_marginRight="10dp"
			android:layout_marginLeft="10dp" />

		<org.linphone.ui.AddressText
			android:id="@+id/address"
			android:background="@color/colorG"
			android:textColorHint="@color/colorE"
			style="@style/font1"
			android:ellipsize="start"
			android:inputType="textEmailAddress"
			android:hint="@string/address_bar_hint"
			android:layout_width="wrap_content"
			android:layout_height="match_parent"
			android:paddingLeft="20dp"
			android:paddingRight="5dp"
			android:layout_toLeftOf="@id/erase"
			android:layout_centerVertical="true"/>

	</RelativeLayout>

	<org.linphone.ui.Numpad
		android:id="@+id/numpad"
		android:layout_width="match_parent"
		android:layout_height="match_parent"
		android:padding="10dp"
		android:layout_above="@id/controls"
		android:layout_below="@id/address_bar"
		android:layout_centerInParent="true"/>
    
    <LinearLayout
        android:id="@+id/controls"
        android:layout_alignParentBottom="true"
        android:layout_width="match_parent"
        android:layout_height="60dp">

		<ImageView
			android:id="@+id/back"
			android:src="@drawable/dialer_alt_back"
			android:background="@drawable/button_back_background"
			android:layout_width="102dp"
			android:layout_height="wrap_content"
			android:padding="20dp"
			android:visibility="gone"/>

        <org.linphone.ui.CallButton
			android:id="@+id/call"
			android:src="@drawable/call_audio_start"
			android:background="@drawable/call"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
			android:padding="12dp"
            android:layout_weight="0.5"/>

	</LinearLayout>

	<ScrollView
		android:layout_width="wrap_content"
		android:layout_height="wrap_content"
		android:id="@+id/scrollView"
		android:layout_alignParentBottom="true"
		android:layout_alignParentLeft="true"
		android:layout_alignParentStart="true"
		android:layout_marginLeft="478dp"
		android:layout_marginStart="478dp"/>

</RelativeLayout>