core/res/res/layout/screen_title_icons.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2006 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.
-->

<!--
This is the basic layout for a screen, with all of its features enabled.
-->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:fitsSystemWindows="true"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <!-- Popout bar for action modes -->
    <ViewStub android:id="@+id/action_mode_bar_stub"
              android:inflatedId="@+id/action_mode_bar"
              android:layout="@layout/action_mode_bar"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"
              android:theme="?attr/actionBarTheme"/>
    <RelativeLayout android:id="@android:id/title_container"
        style="?android:attr/windowTitleBackgroundStyle"
        android:layout_width="match_parent"
        android:layout_height="?android:attr/windowTitleSize">
        <!-- The title background has 9px left padding. -->
        <ImageView android:id="@android:id/left_icon"
            android:visibility="gone"
            android:layout_marginEnd="9dip"
            android:layout_width="16dip"
            android:layout_height="16dip"
            android:scaleType="fitCenter"
            android:layout_alignParentStart="true"
            android:layout_centerVertical="true" />
        <ProgressBar android:id="@+id/progress_circular"
            style="?android:attr/progressBarStyleSmallTitle"
            android:visibility="gone"
            android:max="10000"
            android:layout_centerVertical="true"
            android:layout_alignParentEnd="true"
            android:layout_marginStart="6dip"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
        <!-- There are 6dip between this and the circular progress on the right, we
             also make 6dip (with the -3dip margin_left) to the icon on the left or
             the screen left edge if no icon. This also places our left edge 3dip to
             the left of the title text left edge. -->
        <ProgressBar android:id="@+id/progress_horizontal"
            style="?android:attr/progressBarStyleHorizontal"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginStart="-3dip"
            android:layout_toStartOf="@android:id/progress_circular"
            android:layout_toEndOf="@android:id/left_icon"
            android:layout_centerVertical="true"
            android:visibility="gone"
            android:max="10000" />
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            android:layout_toStartOf="@id/progress_circular"
            android:layout_toEndOf="@android:id/left_icon"
            >
            <TextView android:id="@android:id/title"
                style="?android:attr/windowTitleStyle"
                android:layout_width="0dip"
                android:layout_height="match_parent"
                android:layout_weight="1"
                android:background="@null"
                android:fadingEdge="horizontal"
                android:scrollHorizontally="true"
                android:gravity="center_vertical"
                android:layout_marginEnd="2dip"
                />
            <!-- 2dip between the icon and the title text, if icon is present. -->
            <ImageView android:id="@android:id/right_icon"
                android:visibility="gone"
                android:layout_width="16dip"
                android:layout_height="16dip"
                android:layout_weight="0"
                android:layout_gravity="center_vertical"
                android:scaleType="fitCenter"
                />
            </LinearLayout>
    </RelativeLayout>
    <FrameLayout android:id="@android:id/content"
        android:layout_width="match_parent"
        android:layout_height="0dip"
        android:layout_weight="1"
        android:foregroundGravity="fill_horizontal|top"
        android:foreground="?android:attr/windowContentOverlay" />
</LinearLayout>