res/layout/dialog_call_subject.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2015 The Android Open Source Project
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License
  -->

<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@android:color/transparent"
    android:id="@+id/call_subject_dialog"
    android:orientation="vertical">

    <RelativeLayout
        android:layout_height="0dp"
        android:layout_weight="1"
        android:layout_width="match_parent">

        <!-- The call subject dialog will be centered in the space above the subject list. -->
        <LinearLayout
            android:id="@+id/dialog_view"
            android:orientation="vertical"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:clickable="true"
            android:theme="@android:style/Theme.Material.Light.Dialog"
            android:elevation="16dp"
            android:layout_centerInParent="true"
            android:background="@drawable/dialog_background_material">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="horizontal"
                android:layout_marginStart="@dimen/call_subject_dialog_margin"
                android:layout_marginEnd="@dimen/call_subject_dialog_margin"
                android:layout_marginTop="@dimen/call_subject_dialog_margin">

                <QuickContactBadge
                    android:id="@+id/contact_photo"
                    android:layout_width="@dimen/call_subject_dialog_contact_photo_size"
                    android:layout_height="@dimen/call_subject_dialog_contact_photo_size"
                    android:layout_gravity="top"
                    android:focusable="true"
                    android:layout_marginEnd="@dimen/call_subject_dialog_margin" />

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

                    <TextView
                        android:id="@+id/name"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:textColor="@color/dialtacts_primary_text_color"
                        android:textSize="@dimen/call_subject_dialog_secondary_text_size"
                        android:singleLine="true" />

                    <TextView
                        android:id="@+id/number"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_gravity="center_vertical"
                        android:layout_marginTop="@dimen/call_subject_dialog_between_line_margin"
                        android:textColor="@color/dialtacts_secondary_text_color"
                        android:textSize="@dimen/call_subject_dialog_secondary_text_size"
                        android:singleLine="true" />
                </LinearLayout>
            </LinearLayout>

            <EditText
                android:id="@+id/call_subject"
                android:hint="@string/call_subject_hint"
                android:layout_width="match_parent"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_gravity="top"
                android:textColor="@color/dialtacts_secondary_text_color"
                android:textSize="@dimen/call_subject_dialog_secondary_text_size"
                android:gravity="top"
                android:background="@null"
                android:layout_marginTop="@dimen/call_subject_dialog_edit_spacing"
                android:layout_marginStart="@dimen/call_subject_dialog_margin"
                android:layout_marginEnd="@dimen/call_subject_dialog_margin"
                />

            <TextView
                android:id="@+id/character_limit"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:textColor="@color/dialtacts_secondary_text_color"
                android:textSize="@dimen/call_subject_dialog_secondary_text_size"
                android:singleLine="true"
                android:layout_marginStart="@dimen/call_subject_dialog_margin"
                android:layout_marginEnd="@dimen/call_subject_dialog_margin"
                android:layout_marginTop="@dimen/call_subject_dialog_margin"
                android:layout_marginBottom="@dimen/call_subject_dialog_margin"/>

            <View
                android:layout_width="fill_parent"
                android:layout_height="1dp"
                android:background="@color/call_subject_divider"/>

            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginStart="@dimen/call_subject_dialog_margin"
                android:layout_marginEnd="@dimen/call_subject_dialog_margin"
                android:layout_marginTop="@dimen/call_subject_dialog_margin"
                android:layout_marginBottom="@dimen/call_subject_dialog_margin">

                <ImageView
                    android:id="@+id/history_button"
                    android:layout_width="25dp"
                    android:layout_height="25dp"
                    android:src="@drawable/ic_history_white_drawable_24dp"
                    android:tint="@color/call_subject_history_icon"
                    android:layout_alignParentStart="true"
                    android:layout_centerVertical="true" />

                <TextView
                    android:id="@+id/send_and_call_button"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/send_and_call_button"
                    android:textColor="@color/call_subject_button"
                    android:textSize="@dimen/call_subject_dialog_secondary_text_size"
                    android:singleLine="true"
                    android:layout_alignParentEnd="true"
                    android:layout_centerVertical="true" />

            </RelativeLayout>
        </LinearLayout>
    </RelativeLayout>
    <!-- The subject list is pinned to the bottom of the screen. -->
    <ListView
        android:id="@+id/subject_list"
        android:layout_height="wrap_content"
        android:layout_width="match_parent"
        android:layout_below="@id/dialog_view"
        android:background="@color/call_subject_history_background"
        android:divider="@null"
        android:elevation="8dp" />

</LinearLayout>