res/layout/frag_dialing.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_marginTop="15dp"
    android:layout_marginRight="15dp"
    android:layout_marginLeft="15dp"
    android:background="@color/lighter_gray"
    android:padding="5dp" >

    <org.sflphone.views.ClearableEditText
        android:id="@+id/textField"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true" />

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/textField"
        android:layout_alignRight="@+id/textField"
        android:layout_below="@+id/textField" >

        <ImageView
            android:id="@+id/fake_padding"
            android:layout_width="match_parent"
            android:layout_height="30dp"
            android:background="@color/sfl_light_blue" />

        <LinearLayout
            android:id="@+id/keyboard_choice"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_below="@+id/fake_padding"
            android:layout_marginBottom="15dp"
            android:weightSum="100" >

            <ImageButton
                android:id="@+id/numeric_keyboard"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_weight="30"
                android:background="@drawable/item_keyboard_choice_selector"
                android:contentDescription="@string/dial_numeric_pad"
                android:src="@drawable/ic_action_dial_pad_light" />

            <org.sflphone.views.CircularImageView
                android:id="@+id/fake_dar_band"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="40"
                android:background="@drawable/item_keyboard_choice_selector" />

            <ImageButton
                android:id="@+id/alphabetic_keyboard"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_weight="30"
                android:background="@drawable/item_keyboard_choice_selector"
                android:contentDescription="@string/dial_alphabetic_pad"
                android:src="@drawable/ic_action_keyboard_light" />
        </LinearLayout>

        <ImageButton
            android:id="@+id/buttonCall"
            android:layout_width="100dp"
            android:layout_height="100dp"
            android:layout_centerHorizontal="true"
            android:background="@drawable/call_button"
            android:src="@drawable/ic_action_call" />
    </RelativeLayout>

</RelativeLayout>