k-9/res/layout/message_view_header.xml

<?xml version="1.0" encoding="utf-8"?>

<merge xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- Header area -->
    <LinearLayout
        android:id="@+id/header_container"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:background="#22cccccc" >

        <View
            android:id="@+id/chip"
            android:layout_width="6dip"
            android:layout_height="fill_parent" />

        <LinearLayout
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:paddingLeft="6dip"
            android:paddingRight="6dip"
            android:paddingTop="2dip"
            android:paddingBottom="2dip"
            android:orientation="vertical" >

            <LinearLayout
                android:id="@+id/from_container"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:baselineAligned="true" >

                <TextView
                    android:id="@+id/from"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:paddingRight="6dip"
                    android:singleLine="true"
                    android:ellipsize="end"
                    android:textColor="?android:attr/textColorPrimary"
                    android:textAppearance="?android:attr/textAppearanceSmall" />

                <View
                    android:id="@+id/attachment"
                    android:layout_width="22dip"
                    android:layout_height="22dip"
                    android:background="@drawable/ic_email_attachment_small" />

                <View
                    android:id="@+id/downloading"
                    android:layout_width="22dip"
                    android:layout_height="22dip"
                    android:background="@drawable/ic_menu_reverse_sort"
                    android:visibility="gone" />

                <TextView
                    android:id="@+id/date"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_alignParentRight="true"
                    android:layout_marginLeft="4dip"
                    android:gravity="bottom|right"
                    android:textSize="10sp"
                    android:textColor="?android:attr/textColorPrimary"
                    android:textAppearance="?android:attr/textAppearanceSmall" />

            </LinearLayout>

            <LinearLayout
                android:id="@+id/to_container"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:baselineAligned="true" >

                <TextView
                    android:id="@+id/to_label"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:paddingRight="4dip"
                    android:text="@string/message_view_to_label"
                    android:textSize="10sp"
                    android:textStyle="bold"
                    android:textColor="?android:attr/textColorSecondary" />

                <TextView
                    android:id="@+id/to"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:singleLine="false"
                    android:ellipsize="none"
                    android:textSize="10sp"
                    android:textColor="?android:attr/textColorSecondary"
                    android:textAppearance="?android:attr/textAppearanceSmall" />

                <TextView
                    android:id="@+id/time"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_alignParentRight="true"
                    android:layout_marginLeft="4dip"
                    android:textSize="10sp"
                    android:textColor="?android:attr/textColorPrimary"
                    android:textAppearance="?android:attr/textAppearanceSmall" />

            </LinearLayout>

            <LinearLayout
                android:id="@+id/cc_container"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content" >

                <TextView
                    android:id="@+id/cc_label"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:paddingRight="4dip"
                    android:text="@string/message_view_cc_label"
                    android:textSize="10sp"
                    android:textStyle="bold"
                    android:textColor="?android:attr/textColorSecondary" />

                <TextView
                    android:id="@+id/cc"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:singleLine="false"
                    android:ellipsize="none"
                    android:textSize="10sp"
                    android:textColor="?android:attr/textColorSecondary"
                    android:textAppearance="?android:attr/textAppearanceSmall" />

            </LinearLayout>

            <LinearLayout
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:gravity="center_vertical" >

                <TextView
                    android:id="@+id/subject"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:singleLine="false"
                    android:ellipsize="none"
                    android:textSize="10sp"
                    android:textStyle="bold"
                    android:textColor="?android:attr/textColorSecondary"
                    android:textAppearance="?android:attr/textAppearanceSmall" />

                <CheckBox
                    android:id="@+id/flagged"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_alignParentRight="true"
                    android:focusable="false"
                    style="?android:attr/starStyle" />

            </LinearLayout>

        </LinearLayout>

    </LinearLayout>

    <LinearLayout
        android:id="@+id/show_pictures_section"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="6dip"
        android:paddingLeft="6dip"
        android:paddingRight="3dip"
        android:paddingTop="4dip"
        android:paddingBottom="4dip"
        android:baselineAligned="false"
        android:visibility="gone">

        <TextView
            android:textAppearance="?android:attr/textAppearanceSmall"
            android:textColor="?android:attr/textColorSecondary"
            android:text="@string/message_view_show_pictures_instructions"
            android:layout_gravity="center"
            android:layout_width="0dip"
            android:layout_height="wrap_content"
            android:layout_weight="1.0" />

        <Button
            android:id="@+id/show_pictures"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/message_view_show_pictures_action" />

    </LinearLayout>

    <!-- Content area -->
    <WebView
        android:id="@+id/message_content"
        android:layout_height="wrap_content"
        android:layout_width="fill_parent" />

    <!-- Attachments area -->
    <LinearLayout
        android:id="@+id/attachments"
        android:orientation="vertical"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:padding="4dip" />

</merge>