Settings refactoring

Wifi and bluetooth pane refactored, main toggles moved to left pane.

Change-Id: I42ea4cf3bdf24158f3c67e0dea311258206cd78a

AndroidManifest.xml

@@ -149,8 +149,8 @@
                   android:windowSoftInputMode="adjustResize"
                   android:exported="true" />
 
-        <activity-alias android:name=".wifi.AdvancedSettings"
+        <activity-alias android:name=".wifi.AdvancedWifiSettings"
-                android:label="@string/wifi_ip_settings_titlebar"
+                android:label="@string/wifi_advanced_settings_label"
                 android:targetActivity="Settings"
                 >
             <intent-filter>
@@ -239,6 +239,18 @@
                 android:value="com.android.settings.Settings$WirelessSettingsActivity" />
         </activity>
 
+        <activity-alias android:name=".bluetooth.AdvancedBluetoothSettings"
+                android:label="@string/bluetooth_advanced_settings_label"
+                android:targetActivity="Settings"
+                >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <action android:name="android.settings.BLUETOOTH_ADVANCED_SETTINGS" />
+                <category android:name="android.intent.category.VOICE_LAUNCH" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+        </activity-alias>
+
         <activity android:name=".bluetooth.DevicePickerActivity"
                 android:theme="@android:style/Theme.Holo.DialogWhenLarge"
                 android:label="@string/device_picker"

res/layout/preference_header_switch_item.xml

@@ -0,0 +1,70 @@
+<?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.
+-->
+
+<!-- Layout of a header item in PreferenceActivity. -->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="48dp"
+    android:background="?android:attr/activatedBackgroundIndicator"
+    android:gravity="center_vertical"
+    android:paddingRight="?android:attr/scrollbarSize">
+
+    <ImageView
+        android:id="@+id/icon"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="6dip"
+        android:layout_marginRight="6dip"
+        android:layout_gravity="center" />
+
+    <RelativeLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="2dip"
+        android:layout_marginRight="6dip"
+        android:layout_marginTop="6dip"
+        android:layout_marginBottom="6dip"
+        android:layout_weight="1">
+
+        <TextView android:id="@+android:id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:singleLine="true"
+            android:textAppearance="?android:attr/textAppearanceMedium"
+            android:ellipsize="marquee"
+            android:fadingEdge="horizontal" />
+
+        <TextView android:id="@+android:id/summary"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@android:id/title"
+            android:layout_alignLeft="@android:id/title"
+            android:textAppearance="?android:attr/textAppearanceSmall"
+            android:ellipsize="end"
+            android:maxLines="2" />
+
+    </RelativeLayout>
+
+   <Switch android:id="@+id/switchWidget"
+       android:layout_width="wrap_content"
+       android:layout_height="wrap_content"
+       android:layout_gravity="center"
+       android:padding="16dip"
+       android:focusable="false"
+       android:clickable="true" />
+
+</LinearLayout>

res/layout/wifi_dialog.xml

@@ -185,6 +185,7 @@
 
                 <CheckBox android:id="@+id/show_password"
                     style="@style/wifi_item_content"
+                    android:textSize="14sp"
                     android:text="@string/wifi_show_password" />
             </LinearLayout>
         </LinearLayout>

res/values/dimens.xml

@@ -21,4 +21,5 @@
     <dimen name="device_memory_usage_button_width">16dip</dimen>
     <dimen name="device_memory_usage_button_height">32dip</dimen>
     <dimen name="data_usage_chart_height">220dip</dimen>
+    <dimen name="action_bar_switch_padding">16dip</dimen>
 </resources>

res/values/strings.xml

@@ -24,6 +24,16 @@
     <!-- Device Info screen. Used for a status item's value when the proper value is not known -->
     <string name="device_info_default">Unknown</string>
 
+    <!-- Category headings in left-pane header menu --> <skip />
+    <!-- Settings main menu category heading. Wireless and networks (Wi-Fi, Bluetooth, data usage...). [CHAR LIMIT=40] -->
+    <string name="header_category_wireless_networks">WIRELESS &amp; NETWORKS</string>
+    <!-- Settings main menu category heading. Device (Sound, display, battery, applications...). [CHAR LIMIT=40] -->
+    <string name="header_category_device">DEVICE</string>
+    <!-- Settings main menu category heading. Personal (Accounts, security, language, backup...). [CHAR LIMIT=40] -->
+    <string name="header_category_personal">PERSONAL</string>
+    <!-- Settings main menu category heading. System (Updates, data, accessibility, about phone). [CHAR LIMIT=40] -->
+    <string name="header_category_system">SYSTEM</string>
+
     <!-- Phone info -->
     <!-- Phone Info screen. Button label to turn on the radio . Only shown in diagnostic screen, so precise translation is not needed. -->
     <string name="turn_on_radio">Turn on radio</string>
@@ -505,8 +515,8 @@
     <string name="airplane_mode_turning_on">Disabling wireless connections\u2026</string>
     <!-- Wireless controls settings screen, setting option summary text as airplane mode is being disabled (so it is re-enabling all the wireless conenctions) -->
     <string name="airplane_mode_turning_off">Enabling wireless connections\u2026</string>
-    <!-- Main Settings screen settings title for things like Wi-Fi, bluetooth, airplane mode.  This will take you to another screen with those settings. -->
+    <!-- Main Settings screen settings title for things like airplane mode, tethering, NFC, VPN.  This will take you to another screen with those settings. -->
-    <string name="radio_controls_title">Wireless &amp; networks</string>
+    <string name="radio_controls_title">More\u2026</string>
     <!-- Wireless Settings screen title for things like Wi-Fi, bluetooth, airplane mode. -->
     <string name="wireless_networks_settings_title">Wireless &amp; networks</string>
     <!-- Main Settings screen settings summary text for the "Wireless controls" setting -->
@@ -875,9 +885,9 @@
     <!-- Bluetooth settings check box summary for turning on bluetooth -->
     <string name="bluetooth_quick_toggle_summary">Turn on Bluetooth</string>
     <!--Used as title on second screen after selecting Bluetooth settings -->
-    <string name="bluetooth_settings">Bluetooth settings</string>
+    <string name="bluetooth_settings">Bluetooth</string>
     <!--Wireless controls screen, settings title for the item to take you to the bluetooth settings screen -->
-    <string name="bluetooth_settings_title">Bluetooth settings</string>
+    <string name="bluetooth_settings_title">Bluetooth</string>
     <!--Wireless controls screen, settings summary for the item tot ake you to the bluetooth settings screen -->
     <string name="bluetooth_settings_summary">Manage connections, set device name &amp; discoverability</string>
 
@@ -937,6 +947,15 @@
     <string name="bluetooth_device_context_disconnect_unpair">Disconnect &amp; unpair</string>
     <!-- Bluetooth settings.  Context menu item for a device.  Action will take the user to another screen where they can choose exactly which profiles to connect to. -->
     <string name="bluetooth_device_context_connect_advanced">Options\u2026</string>
+    <!-- Bluetooth settings.  Menu option to Bluetooth advanced settings [CHAR LIMIT=20]-->
+    <string name="bluetooth_menu_advanced">Advanced</string>
+    <!-- Bluetooth settings. Title of the advanced bluetooth settings screen [CHAR LIMIT=30]-->
+    <string name="bluetooth_advanced_titlebar">Advanced Bluetooth</string>
+    <!-- Bluetooth Advanced settings.  Used as a label under the shortcut icon that goes to Bluetooth advanced settings. [CHAR LIMIT=20]-->
+    <string name="bluetooth_advanced_settings_label">Advanced Bluetooth</string>
+    <!-- Bluetooth settings. Text displayed when Bluetooth is off and device list is empty [CHAR LIMIT=50]-->
+    <string name="bluetooth_empty_list_bluetooth_off">Turn on bluetooth to see available devices</string>
+
 
     <!-- Bluetooth settings.  The title of the screen to pick which profiles to connect to on the device.  For example, headphones may have both A2DP and headset, this allows the user to choose which one he wants to connect to. -->
     <string name="bluetooth_connect_specific_profiles_title">Connect to\u2026</string>
@@ -1032,16 +1051,18 @@
     <string name="wifi_quick_toggle_title">Wi-Fi</string>
     <!-- Used in the 1st-level settings screen as the turn-on summary -->
     <string name="wifi_quick_toggle_summary">Turn on Wi-Fi</string>
-    <!-- Used in the 1st-level settings screen to go to the 2nd-level settings screen -->
+    <!-- Used in the 1st-level settings screen to go to the 2nd-level settings screen  [CHAR LIMIT=20]-->
-    <string name="wifi_settings">Wi-Fi settings</string>
+    <string name="wifi_settings">Wi-Fi</string>
     <!-- Title of the Wi-fi settings screen -->
     <string name="wifi_settings_category">Wi-Fi settings</string>
+    <!-- Title of the Wi-fi settings entry in the left top level menu -->
+    <string name="wifi_settings_title">Wi-Fi</string>
     <!-- Summary text of the Wi-fi settings screen -->
     <string name="wifi_settings_summary">Set up &amp; manage wireless access points</string>
     <!-- Summary text when turning Wi-Fi or bluetooth on -->
-    <string name="wifi_starting">Turning on\u2026</string>
+    <string name="wifi_starting">Turning on Wi-Fi\u2026</string>
     <!-- Summary text when turning Wi-Fi or bluetooth off -->
-    <string name="wifi_stopping">Turning off\u2026</string>
+    <string name="wifi_stopping">Turning off Wi-Fi\u2026</string>
     <!-- Summary text when Wi-Fi or bluetooth has error -->
     <string name="wifi_error">Error</string>
     <!-- Toast message when Wi-Fi or bluetooth is disallowed in airplane mode -->
@@ -1060,10 +1081,8 @@
     <string name="wifi_setting_sleep_policy_summary_wifi_only">Specify when to disconnect from Wi-Fi</string>
     <!-- Generic error message when the sleep policy could not be set. -->
     <string name="wifi_setting_sleep_policy_error">There was a problem changing the setting</string>
-    <!-- Action message to manually add a wifi network -->
+    <!-- Action bar text message to manually add a wifi network [CHAR LIMIT=20]-->
-    <string name="wifi_add_network">Add Wi-Fi network</string>
+    <string name="wifi_add_network">Add network</string>
-    <!-- Summary for add wifi network setting [CHAR LIMIT=50]-->
-    <string name="wifi_add_network_summary">Configure a non-broadcast network</string>
     <!-- Header for the list of wifi networks-->
     <string name="wifi_access_points">Wi-Fi networks</string>
     <!-- Menu option to scan Wi-Fi networks -->
@@ -1076,6 +1095,8 @@
     <string name="wifi_menu_forget">Forget network</string>
     <!-- Menu option to modify a Wi-Fi network configuration -->
     <string name="wifi_menu_modify">Modify network</string>
+    <!-- Wi-Fi settings. text displayed when WiFi is off and network list is empty [CHAR LIMIT=50]-->
+    <string name="wifi_empty_list_wifi_off">Turn on wifi to see available networks</string>
 
     <!-- Dialog for Access Points --> <skip />
     <!-- Label for network setup [CHAR LIMIT=50] -->
@@ -1168,8 +1189,9 @@
     <!-- Wi-Fi settings screen, advanced, title of the item to show the Wi-Fi device's current IP address. -->
     <string name="wifi_advanced_ip_address_title">IP address</string>
 
-    <string name="wifi_ip_settings_titlebar">IP settings</string>
+    <!-- Wifi Advanced settings.  Used as a label under the shortcut icon that goes to Wifi advanced settings. [CHAR LIMIT=20]-->
-    <!-- Menu ietm to save the IP settings -->
+    <string name="wifi_advanced_settings_label">IP settings</string>
+    <!-- Menu item to save the IP settings -->
     <string name="wifi_ip_settings_menu_save">Save</string>
     <!-- Menu ietm to cancel the IP settings -->
     <string name="wifi_ip_settings_menu_cancel">Cancel</string>
@@ -1918,6 +1940,10 @@
     <!-- Tethering help button - calls up a web view with general tethering info -->
     <string name="tethering_help_button_text">Help</string>
 
+    <!-- Wireless controls, header for the general category (airplane mode, VPN, NFC, tethering...) [CHAR LIMIT=40]-->
+    <string name="wireless_category_general">General</string>
+    <!-- Wireless controls, header for the mobile networks category (4G/ network operator...) [CHAR LIMIT=40]-->
+    <string name="wireless_category_mobile_networks">Mobile networks</string>
     <!-- Wireless controls, item title to go into the network settings -->
     <string name="network_settings_title">Mobile networks</string>
     <!-- Wireless controls, the item summary for the user to go into the network settings -->

res/values/styles.xml

@@ -83,7 +83,7 @@
     </style>
 
     <style name="wifi_item">
-        <item name="android:layout_width">match_parent</item>
+        <item name="android:layout_width">200dip</item>
         <item name="android:layout_height">wrap_content</item>
         <item name="android:layout_marginTop">8dip</item>
         <item name="android:layout_marginLeft">16dip</item>

res/xml/bluetooth_advanced_settings.xml

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2008 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.
+-->
+
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+        android:title="@string/bluetooth_advanced_titlebar">
+
+    <com.android.settings.bluetooth.BluetoothNamePreference
+        android:key="bt_name"
+        android:title="@string/bluetooth_device_name"
+        android:summary="@string/bluetooth_name_not_set"
+        android:dialogTitle="@string/bluetooth_device_name"
+        android:persistent="false"
+        android:singleLine="true" />
+
+    <CheckBoxPreference
+        android:key="bt_discoverable"
+        android:title="@string/bluetooth_visibility"
+        android:summaryOn="@string/bluetooth_is_discoverable"
+        android:summaryOff="@string/bluetooth_not_discoverable"
+        android:persistent="false" />
+
+    <ListPreference
+        android:key="bt_discoverable_timeout"
+        android:title="@string/bluetooth_visibility_timeout"
+        android:summary="@string/bluetooth_visibility_timeout_summary"
+        android:entries="@array/bluetooth_visibility_timeout_entries"
+        android:entryValues="@array/bluetooth_visibility_timeout_values" />
+
+    <Preference
+        android:key="bt_show_received_files"
+        android:title="@string/bluetooth_show_received_files_title"
+        android:summary="@string/bluetooth_show_received_files_summary" />
+
+</PreferenceScreen>

res/xml/bluetooth_settings.xml

@@ -18,54 +18,4 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:title="@string/bluetooth_settings" >
 
-    <PreferenceCategory
-        android:title="@string/bluetooth_preference_device_settings"/>
-
-    <CheckBoxPreference
-        android:key="bt_checkbox"
-        android:title="@string/bluetooth"
-        android:summary="@string/bluetooth_quick_toggle_summary" />
-
-    <com.android.settings.bluetooth.BluetoothNamePreference
-        android:key="bt_name"
-        android:title="@string/bluetooth_device_name"
-        android:summary="@string/bluetooth_name_not_set"
-        android:dialogTitle="@string/bluetooth_device_name"
-        android:dependency="bt_checkbox"
-        android:persistent="false"
-        android:singleLine="true" />
-
-    <CheckBoxPreference
-        android:key="bt_discoverable"
-        android:title="@string/bluetooth_visibility"
-        android:dependency="bt_checkbox"
-        android:summaryOn="@string/bluetooth_is_discoverable"
-        android:summaryOff="@string/bluetooth_not_discoverable"
-        android:persistent="false" />
-
-    <ListPreference
-        android:key="bt_discoverable_timeout"
-        android:title="@string/bluetooth_visibility_timeout"
-        android:dependency="bt_discoverable"
-        android:summary="@string/bluetooth_visibility_timeout_summary"
-        android:entries="@array/bluetooth_visibility_timeout_entries"
-        android:entryValues="@array/bluetooth_visibility_timeout_values" />
-
-    <Preference
-        android:key="bt_show_received_files"
-        android:dependency="bt_checkbox"
-        android:title="@string/bluetooth_show_received_files_title"
-        android:summary="@string/bluetooth_show_received_files_summary" />
-
-    <PreferenceCategory
-        android:key="bt_device_list"
-        android:title="@string/bluetooth_preference_paired_devices"
-        android:orderingFromXml="false" />
-
-    <Preference
-        android:key="bt_find_nearby"
-        android:dependency="bt_checkbox"
-        android:fragment="com.android.settings.bluetooth.BluetoothFindNearby"
-        android:title="@string/bluetooth_preference_find_nearby_title" />
-
 </PreferenceScreen>

res/xml/settings_headers.xml

@@ -17,32 +17,32 @@
 <preference-headers
         xmlns:android="http://schemas.android.com/apk/res/android">
 
-    <!-- Operator hook -->
 
+    <!-- WIRELESS and NETWORKS -->
+    <header android:title="@string/header_category_wireless_networks" />
+
+    <!-- Wifi -->
     <header
-        android:fragment="com.android.settings.WirelessSettings"
+        android:id="@+id/wifi_settings"
-        android:id="@+id/operator_settings">
+        android:fragment="com.android.settings.wifi.WifiSettings"
-        <intent android:action="com.android.settings.OPERATOR_APPLICATION_SETTING" />
+        android:title="@string/wifi_settings_title"
-    </header>
-
-    <!-- Manufacturer hook -->
-
-    <header
-        android:fragment="com.android.settings.WirelessSettings"
-        android:id="@+id/manufacturer_settings">
-        <intent android:action="com.android.settings.MANUFACTURER_APPLICATION_SETTING" />
-    </header>
-
-    <!-- Wireless controls -->
-
-    <header
-        android:id="@+id/wireless_settings"
-        android:title="@string/radio_controls_title"
-        android:fragment="com.android.settings.WirelessSettings"
         android:icon="@drawable/ic_settings_wireless" />
 
-    <!-- Call settings - this is in the phone process -->
+    <!-- Bluetooth -->
+    <header
+        android:id="@+id/bluetooth_settings"
+        android:fragment="com.android.settings.bluetooth.BluetoothSettings"
+        android:title="@string/bluetooth_settings_title"
+        android:icon="@drawable/ic_settings_bluetooth2" />
 
+    <!-- Data Usage -->
+    <header
+        android:id="@+id/data_usage_settings"
+        android:fragment="com.android.settings.DataUsageSummary"
+        android:title="@string/data_usage_summary_title"
+        android:icon="@drawable/ic_settings_data_usage" />
+
+    <!-- Call settings - this is in the phone process -->
     <header
         android:id="@+id/call_settings"
         android:icon="@drawable/ic_settings_call"
@@ -53,8 +53,25 @@
             android:targetClass="com.android.phone.CallFeaturesSetting" />
     </header>
 
-    <!-- Sound -->
+    <!-- Operator hook -->
+    <header
+        android:fragment="com.android.settings.WirelessSettings"
+        android:id="@+id/operator_settings">
+        <intent android:action="com.android.settings.OPERATOR_APPLICATION_SETTING" />
+    </header>
 
+    <!-- Other wireless and network controls -->
+    <header
+        android:id="@+id/wireless_settings"
+        android:title="@string/radio_controls_title"
+        android:fragment="com.android.settings.WirelessSettings"
+        android:icon="@drawable/ic_settings_more_wireless" />
+
+
+    <!-- DEVICE -->
+    <header android:title="@string/header_category_device" />
+
+    <!-- Sound -->
     <header
         android:id="@+id/sound_settings"
         android:icon="@drawable/ic_settings_sound"
@@ -62,73 +79,72 @@
         android:title="@string/sound_settings_title" />
 
     <!-- Display -->
-
     <header
         android:id="@+id/display_settings"
         android:icon="@drawable/ic_settings_display"
         android:fragment="com.android.settings.DisplaySettings"
         android:title="@string/display_settings_title" />
 
-    <!-- Security & Location -->
-
-    <header
-        android:fragment="com.android.settings.SecuritySettings"
-        android:icon="@drawable/ic_settings_security"
-        android:title="@string/security_settings_title"
-        android:id="@+id/security_settings" />
-
-    <!-- Application Settings -->
-
-    <header
-        android:fragment="com.android.settings.ApplicationSettings"
-        android:icon="@drawable/ic_settings_applications"
-        android:title="@string/applications_settings"
-        android:id="@+id/application_settings" />
-
-    <!-- Data Sync. The settings activity will ensure this is resolved to an
-         activity on the system image, otherwise it will remove this
-         preference. -->
-
-    <header
-        android:fragment="com.android.settings.accounts.ManageAccountsSettings"
-        android:icon="@drawable/ic_settings_sync"
-        android:title="@string/sync_settings"
-        android:id="@+id/sync_settings" />
-
-    <!-- Privacy -->
-
-    <header
-        android:fragment="com.android.settings.PrivacySettings"
-        android:icon="@drawable/ic_settings_privacy"
-        android:title="@string/privacy_settings"
-        android:id="@+id/privacy_settings" />
-
     <!-- Storage -->
-
     <header
         android:id="@+id/storage_settings"
         android:fragment="com.android.settings.deviceinfo.Memory"
         android:icon="@drawable/ic_settings_storage"
         android:title="@string/storage_settings" />
 
-    <!-- Language -->
+    <!-- Application Settings -->
+    <header
+        android:fragment="com.android.settings.ApplicationSettings"
+        android:icon="@drawable/ic_settings_applications"
+        android:title="@string/applications_settings"
+        android:id="@+id/application_settings" />
 
+    <!-- Manufacturer hook -->
+    <header
+        android:fragment="com.android.settings.WirelessSettings"
+        android:id="@+id/manufacturer_settings">
+        <intent android:action="com.android.settings.MANUFACTURER_APPLICATION_SETTING" />
+    </header>
+
+
+    <!-- PERSONAL -->
+    <header android:title="@string/header_category_personal" />
+
+    <!-- Data Sync. The settings activity will ensure this is resolved to an
+         activity on the system image, otherwise it will remove this
+         preference. -->
+    <header
+        android:fragment="com.android.settings.accounts.ManageAccountsSettings"
+        android:icon="@drawable/ic_settings_sync"
+        android:title="@string/sync_settings"
+        android:id="@+id/sync_settings" />
+
+    <!-- Security & Location -->
+    <header
+        android:fragment="com.android.settings.SecuritySettings"
+        android:icon="@drawable/ic_settings_security"
+        android:title="@string/security_settings_title"
+        android:id="@+id/security_settings" />
+
+    <!-- Privacy -->
+    <header
+        android:fragment="com.android.settings.PrivacySettings"
+        android:icon="@drawable/ic_settings_privacy"
+        android:title="@string/privacy_settings"
+        android:id="@+id/privacy_settings" />
+
+    <!-- Language -->
     <header
         android:id="@+id/language_settings"
         android:fragment="com.android.settings.inputmethod.InputMethodAndLanguageSettings"
         android:icon="@drawable/ic_settings_language"
         android:title="@string/language_settings" />
 
-    <!-- Accessibility feedback -->
 
-    <header
+    <!-- SYSTEM -->
-        android:id="@+id/accessibility_settings"
+    <header android:title="@string/header_category_system" />
-        android:fragment="com.android.settings.AccessibilitySettings"
-        android:icon="@drawable/ic_settings_accessibility"
-        android:title="@string/accessibility_settings" />
 
     <!-- Dock -->
-
     <header
         android:id="@+id/dock_settings"
         android:fragment="com.android.settings.DockSettings"
@@ -136,15 +152,20 @@
         android:title="@string/dock_settings" />
 
     <!-- Date & Time -->
-
     <header
         android:id="@+id/date_time_settings"
         android:fragment="com.android.settings.DateTimeSettings"
         android:icon="@drawable/ic_settings_date_time"
         android:title="@string/date_and_time_settings_title" />
 
-    <!-- About Device -->
+    <!-- Accessibility feedback -->
+    <header
+        android:id="@+id/accessibility_settings"
+        android:fragment="com.android.settings.AccessibilitySettings"
+        android:icon="@drawable/ic_settings_accessibility"
+        android:title="@string/accessibility_settings" />
 
+    <!-- About Device -->
     <header
         android:id="@+id/about_settings"
         android:fragment="com.android.settings.DeviceInfoSettings"

res/xml/wifi_access_points_for_wifi_setup_xl.xml

@@ -15,7 +15,4 @@
 -->
 
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
-    <com.android.settings.wifi.AccessPointCategoryForSetupWizardXL
-         android:key="access_points"
-         android:persistent="false" />
 </PreferenceScreen>

res/xml/wifi_advanced_settings.xml

@@ -17,6 +17,22 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
         android:title="@string/wifi_advanced_titlebar">
 
+    <!-- android:dependency="enable_wifi" -->
+    <CheckBoxPreference
+            android:key="notify_open_networks"
+            android:title="@string/wifi_notify_open_networks"
+            android:summary="@string/wifi_notify_open_networks_summary"
+            android:persistent="false" />
+
+    <ListPreference
+            android:key="sleep_policy"
+            android:title="@string/wifi_setting_sleep_policy_title"
+            android:summary="@string/wifi_setting_sleep_policy_summary"
+            android:persistent="false"
+            android:entries="@array/wifi_sleep_policy_entries"
+            android:entryValues="@array/wifi_sleep_policy_values"
+            />
+
     <ListPreference
             android:key="frequency_band"
             android:title="@string/wifi_setting_frequency_band_title"

res/xml/wifi_settings.xml

@@ -17,39 +17,4 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
         android:title="@string/wifi_settings_category">
 
-    <CheckBoxPreference
-            android:key="enable_wifi"
-            android:title="@string/wifi_quick_toggle_title"
-            android:summary="@string/wifi_quick_toggle_summary"
-            android:persistent="false" />
-
-    <CheckBoxPreference
-            android:key="notify_open_networks"
-            android:dependency="enable_wifi"
-            android:title="@string/wifi_notify_open_networks"
-            android:summary="@string/wifi_notify_open_networks_summary"
-            android:persistent="false" />
-
-    <ListPreference
-            android:key="sleep_policy"
-            android:title="@string/wifi_setting_sleep_policy_title"
-            android:summary="@string/wifi_setting_sleep_policy_summary"
-            android:persistent="false"
-            android:entries="@array/wifi_sleep_policy_entries"
-            android:entryValues="@array/wifi_sleep_policy_values"
-            />
-
-    <com.android.settings.ProgressCategory
-            android:key="access_points"
-            android:dependency="enable_wifi"
-            android:title="@string/wifi_access_points"
-            android:persistent="false" />
-
-    <Preference
-            android:key="add_network"
-            android:dependency="enable_wifi"
-            android:title="@string/wifi_add_network"
-            android:summary="@string/wifi_add_network_summary"
-            android:persistent="false" />
-
 </PreferenceScreen>

res/xml/wireless_settings.xml

@@ -17,6 +17,9 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
         android:title="@string/wireless_networks_settings_title">
 
+    <PreferenceCategory
+        android:title="@string/wireless_category_general" />
+
     <CheckBoxPreference
         android:key="toggle_airplane"
         android:title="@string/airplane_mode"
@@ -24,31 +27,17 @@
         android:persistent="false"
         android:disableDependentsState="true" />
 
-    <!-- Programmatically will have dynamic summary, but we provide the fallback summary. -->
     <CheckBoxPreference
-        android:key="toggle_wifi"
+        android:key="toggle_nfc"
-        android:title="@string/wifi_quick_toggle_title"
+        android:title="@string/nfc_quick_toggle_title"
-        android:summary="@string/wifi_quick_toggle_summary"
+        android:summary="@string/nfc_quick_toggle_summary"
         android:persistent="false" />
 
     <PreferenceScreen
-        android:fragment="com.android.settings.wifi.WifiSettings"
+        android:fragment="com.android.settings.vpn.VpnSettings"
-        android:key="wifi_settings"
+        android:key="vpn_settings"
-        android:title="@string/wifi_settings"
+        android:title="@string/vpn_settings_title"
-        android:summary="@string/wifi_settings_summary" >
+        android:summary="@string/vpn_settings_summary" >
-    </PreferenceScreen>
-
-    <CheckBoxPreference
-        android:key="toggle_bluetooth"
-        android:title="@string/bluetooth_quick_toggle_title"
-        android:summary="@string/bluetooth_quick_toggle_summary"
-        android:persistent="false" />
-
-    <PreferenceScreen
-        android:fragment="com.android.settings.bluetooth.BluetoothSettings"
-        android:key="bt_settings"
-        android:title="@string/bluetooth_settings_title"
-        android:summary="@string/bluetooth_settings_summary">
     </PreferenceScreen>
 
     <PreferenceScreen
@@ -58,18 +47,8 @@
         android:summary="@string/tether_settings_summary_all">
     </PreferenceScreen>
 
-    <PreferenceScreen
+    <PreferenceCategory
-        android:fragment="com.android.settings.vpn.VpnSettings"
+        android:title="@string/wireless_category_mobile_networks" />
-        android:key="vpn_settings"
-        android:title="@string/vpn_settings_title"
-        android:summary="@string/vpn_settings_summary" >
-    </PreferenceScreen>
-
-    <CheckBoxPreference
-        android:key="toggle_nfc"
-        android:title="@string/nfc_quick_toggle_title"
-        android:summary="@string/nfc_quick_toggle_summary"
-        android:persistent="false" />
 
     <PreferenceScreen
         android:key="mobile_network_settings"
@@ -89,9 +68,4 @@
         android:summary="@string/proxy_settings_summary" >
     </PreferenceScreen>
 
-    <PreferenceScreen
-        android:fragment="com.android.settings.DataUsageSummary"
-        android:key="data_usage_summary"
-        android:title="@string/data_usage_summary_title" />
-
 </PreferenceScreen>

src/com/android/settings/Settings.java

@@ -16,18 +16,33 @@
 
 package com.android.settings;
 
+import android.bluetooth.BluetoothAdapter;
 import android.content.ComponentName;
+import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.os.Bundle;
+import android.os.ServiceManager;
 import android.preference.PreferenceActivity;
+import android.text.TextUtils;
 import android.util.Log;
+import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
 import android.widget.Button;
+import android.widget.ImageView;
+import android.widget.ListAdapter;
+import android.widget.Switch;
+import android.widget.TextView;
 
+import com.android.settings.bluetooth.BluetoothEnabler;
+import com.android.settings.wifi.WifiEnabler;
+
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 
@@ -36,10 +51,11 @@ import java.util.List;
  */
 public class Settings extends PreferenceActivity implements ButtonBarHandler {
 
+    private static final String LOG_TAG = "Settings";
     private static final String META_DATA_KEY_HEADER_ID =
-            "com.android.settings.TOP_LEVEL_HEADER_ID";
+        "com.android.settings.TOP_LEVEL_HEADER_ID";
     private static final String META_DATA_KEY_FRAGMENT_CLASS =
-            "com.android.settings.FRAGMENT_CLASS";
+        "com.android.settings.FRAGMENT_CLASS";
     private static final String META_DATA_KEY_PARENT_TITLE =
         "com.android.settings.PARENT_FRAGMENT_TITLE";
     private static final String META_DATA_KEY_PARENT_FRAGMENT_CLASS =
@@ -58,6 +74,7 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
     // TODO: Update Call Settings based on airplane mode state.
 
     protected HashMap<Integer, Integer> mHeaderIndexMap = new HashMap<Integer, Integer>();
+    private List<Header> mHeaders;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -107,6 +124,26 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
         }
     }
 
+    @Override
+    public void onResume() {
+        super.onResume();
+
+        ListAdapter listAdapter = getListAdapter();
+        if (listAdapter instanceof HeaderAdapter) {
+            ((HeaderAdapter) listAdapter).resume();
+        }
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+
+        ListAdapter listAdapter = getListAdapter();
+        if (listAdapter instanceof HeaderAdapter) {
+            ((HeaderAdapter) listAdapter).pause();
+        }
+    }
+
     private void switchToHeaderLocal(Header header) {
         mInLocalHeaderSwitch = true;
         switchToHeader(header);
@@ -148,7 +185,7 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
                 mParentHeader.title = parentInfo.metaData.getString(META_DATA_KEY_PARENT_TITLE);
             }
         } catch (NameNotFoundException nnfe) {
-            Log.w("Settings", "Could not find parent activity : " + className);
+            Log.w(LOG_TAG, "Could not find parent activity : " + className);
         }
     }
 
@@ -174,21 +211,22 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
 
     @Override
     public Intent getIntent() {
-        String startingFragment = getStartingFragmentClass(super.getIntent());
+        Intent superIntent = super.getIntent();
+        String startingFragment = getStartingFragmentClass(superIntent);
         if (startingFragment != null && !onIsMultiPane()) {
-            Intent modIntent = new Intent(super.getIntent());
+            Intent modIntent = new Intent(superIntent);
             modIntent.putExtra(EXTRA_SHOW_FRAGMENT, startingFragment);
-            Bundle args = super.getIntent().getExtras();
+            Bundle args = superIntent.getExtras();
             if (args != null) {
                 args = new Bundle(args);
             } else {
                 args = new Bundle();
             }
-            args.putParcelable("intent", super.getIntent());
+            args.putParcelable("intent", superIntent);
-            modIntent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, super.getIntent().getExtras());
+            modIntent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, superIntent.getExtras());
             return modIntent;
         }
-        return super.getIntent();
+        return superIntent;
     }
 
     /**
@@ -204,7 +242,7 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
         if ("com.android.settings.ManageApplications".equals(intentClass)
                 || "com.android.settings.RunningServices".equals(intentClass)
                 || "com.android.settings.applications.StorageUse".equals(intentClass)) {
-            // Old name of manage apps.
+            // Old names of manage apps.
             intentClass = com.android.settings.applications.ManageApplications.class.getName();
         }
 
@@ -226,7 +264,18 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
             mCurrentHeader = header;
             return header;
         }
-        return super.onGetInitialHeader();
+
+        // Find first non-category header
+        int position = 0;
+        while (position < mHeaders.size()) {
+            Header header = mHeaders.get(position);
+            if (HeaderAdapter.getHeaderType(header) != HeaderAdapter.HEADER_TYPE_CATEGORY)
+                return header;
+            position++;
+        }
+
+        Log.e(LOG_TAG, "Unable to find a non-category header");
+        return null;
     }
 
     @Override
@@ -242,10 +291,12 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
      * Populate the activity with the top-level headers.
      */
     @Override
-    public void onBuildHeaders(List<Header> target) {
+    public void onBuildHeaders(List<Header> headers) {
-        loadHeadersFromResource(R.xml.settings_headers, target);
+        loadHeadersFromResource(R.xml.settings_headers, headers);
 
-        updateHeaderList(target);
+        updateHeaderList(headers);
+
+        mHeaders = headers;
     }
 
     private void updateHeaderList(List<Header> target) {
@@ -262,7 +313,13 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
             } else if (id == R.id.call_settings) {
                 if (!Utils.isVoiceCapable(this))
                     target.remove(header);
+            } else if (id == R.id.bluetooth_settings) {
+                // Remove Bluetooth Settings if Bluetooth service is not available.
+                if (ServiceManager.getService(BluetoothAdapter.BLUETOOTH_SERVICE) == null) {
+                    target.remove(header);
+                }
             }
+
             // Increment if the current one wasn't removed by the Utils code.
             if (target.get(i) == header) {
                 // Hold on to the first header, when we need to reset to the top-level
@@ -296,6 +353,7 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
                 }
             }
         } catch (NameNotFoundException nnfe) {
+            // No recovery
         }
     }
 
@@ -309,39 +367,197 @@ public class Settings extends PreferenceActivity implements ButtonBarHandler {
         return super.getNextButton();
     }
 
+    private static class HeaderAdapter extends ArrayAdapter<Header> {
+        static final int HEADER_TYPE_CATEGORY = 0;
+        static final int HEADER_TYPE_NORMAL = 1;
+        static final int HEADER_TYPE_SWITCH = 2;
+        private static final int HEADER_TYPE_COUNT = HEADER_TYPE_SWITCH + 1;
+
+        private final WifiEnabler mWifiEnabler;
+        private final BluetoothEnabler mBluetoothEnabler;
+
+        private static class HeaderViewHolder {
+            ImageView icon;
+            TextView title;
+            TextView summary;
+            Switch switch_;
+        }
+
+        private LayoutInflater mInflater;
+
+        static int getHeaderType(Header header) {
+            if (header.fragment == null && header.intent == null) {
+                return HEADER_TYPE_CATEGORY;
+            } else if (header.id == R.id.wifi_settings || header.id == R.id.bluetooth_settings) {
+                return HEADER_TYPE_SWITCH;
+            } else {
+                return HEADER_TYPE_NORMAL;
+            }
+        }
+
+        @Override
+        public int getItemViewType(int position) {
+            Header header = getItem(position);
+            return getHeaderType(header);
+        }
+
+        @Override
+        public boolean areAllItemsEnabled() {
+            return false; // because of categories
+        }
+
+        @Override
+        public boolean isEnabled(int position) {
+            return getItemViewType(position) != HEADER_TYPE_CATEGORY;
+        }
+
+        @Override
+        public int getViewTypeCount() {
+            return HEADER_TYPE_COUNT;
+        }
+
+        @Override
+        public boolean hasStableIds() {
+            return true;
+        }
+
+        public HeaderAdapter(Context context, List<Header> objects) {
+            super(context, 0, objects);
+            mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+            
+            // These Switches are provided as placeholder until the adapter replaces these with actual
+            // Switches inflated from their layouts. Must be done before adapter is set in super
+            mWifiEnabler = new WifiEnabler(context, new Switch(context));
+            mBluetoothEnabler = new BluetoothEnabler(context, new Switch(context));
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            HeaderViewHolder holder;
+            Header header = getItem(position);
+            int headerType = getHeaderType(header);
+            View view = null;
+
+            if (convertView == null) {
+                holder = new HeaderViewHolder();
+                switch (headerType) {
+                    case HEADER_TYPE_CATEGORY:
+                        view = new TextView(getContext(), null, android.R.attr.listSeparatorTextViewStyle);
+                        holder.title = (TextView) view;
+                        break;
+
+                    case HEADER_TYPE_SWITCH:
+                        view = mInflater.inflate(R.layout.preference_header_switch_item, parent, false);
+                        holder.icon = (ImageView) view.findViewById(R.id.icon);
+                        holder.title = (TextView) view.findViewById(com.android.internal.R.id.title);
+                        holder.summary = (TextView) view.findViewById(com.android.internal.R.id.summary);
+                        holder.switch_ = (Switch) view.findViewById(R.id.switchWidget);
+                        break;
+
+                    case HEADER_TYPE_NORMAL:
+                        view = mInflater.inflate(com.android.internal.R.layout.preference_header_item, parent, false);
+                        holder.icon = (ImageView) view.findViewById(com.android.internal.R.id.icon);
+                        holder.title = (TextView) view.findViewById(com.android.internal.R.id.title);
+                        holder.summary = (TextView) view.findViewById(com.android.internal.R.id.summary);
+                        break;
+                }
+                view.setTag(holder);
+            } else {
+                view = convertView;
+                holder = (HeaderViewHolder) view.getTag();
+            }
+
+            // All view fields must be updated every time, because the view may be recycled
+            switch (headerType) {
+                case HEADER_TYPE_CATEGORY:
+                    holder.title.setText(header.getTitle(getContext().getResources()));
+                    break;
+
+                case HEADER_TYPE_SWITCH:
+                    // Would need a different treatment if the main menu had more switches
+                    if (header.id == R.id.wifi_settings) {
+                        mWifiEnabler.setSwitch(holder.switch_);
+                    } else {
+                        mBluetoothEnabler.setSwitch(holder.switch_);
+                    }
+                    // No break, fall through on purpose to update common fields
+
+                    //$FALL-THROUGH$
+                case HEADER_TYPE_NORMAL:
+                    holder.icon.setImageResource(header.iconRes);
+                    holder.title.setText(header.getTitle(getContext().getResources()));
+                    CharSequence summary = header.getSummary(getContext().getResources());
+                    if (!TextUtils.isEmpty(summary)) {
+                        holder.summary.setVisibility(View.VISIBLE);
+                        holder.summary.setText(summary);
+                    } else {
+                        holder.summary.setVisibility(View.GONE);
+                    }
+                    break;
+            }
+
+            return view;
+        }
+
+        public void resume() {
+            mWifiEnabler.resume();
+            mBluetoothEnabler.resume();
+        }
+        
+        public void pause() {
+            mWifiEnabler.pause();
+            mBluetoothEnabler.pause();
+        }
+    }
+
+    @Override
+    public void setListAdapter(ListAdapter adapter) {
+        if (mHeaders == null) {
+            mHeaders = new ArrayList<Header>();
+            // When the saved state provides the list of headers, onBuildHeaders is not called
+            // Copy the list of Headers from the adapter, preserving their order
+            for (int i = 0; i < adapter.getCount(); i++) {
+                mHeaders.add((Header) adapter.getItem(i));
+            }
+        }
+
+        // Ignore the adapter provided by PreferenceActivity and substitute ours instead
+        super.setListAdapter(new HeaderAdapter(this, mHeaders));
+    }
+
     /*
      * Settings subclasses for launching independently.
      */
 
-    public static class BluetoothSettingsActivity extends Settings { }
+    public static class BluetoothSettingsActivity extends Settings { /* empty */ }
-    public static class WirelessSettingsActivity extends Settings { }
+    public static class WirelessSettingsActivity extends Settings { /* empty */ }
-    public static class TetherSettingsActivity extends Settings { }
+    public static class TetherSettingsActivity extends Settings { /* empty */ }
-    public static class VpnSettingsActivity extends Settings { }
+    public static class VpnSettingsActivity extends Settings { /* empty */ }
-    public static class DateTimeSettingsActivity extends Settings { }
+    public static class DateTimeSettingsActivity extends Settings { /* empty */ }
-    public static class StorageSettingsActivity extends Settings { }
+    public static class StorageSettingsActivity extends Settings { /* empty */ }
-    public static class WifiSettingsActivity extends Settings { }
+    public static class WifiSettingsActivity extends Settings { /* empty */ }
-    public static class InputMethodAndLanguageSettingsActivity extends Settings { }
+    public static class InputMethodAndLanguageSettingsActivity extends Settings { /* empty */ }
-    public static class InputMethodConfigActivity extends Settings { }
+    public static class InputMethodConfigActivity extends Settings { /* empty */ }
-    public static class InputMethodAndSubtypeEnablerActivity extends Settings { }
+    public static class InputMethodAndSubtypeEnablerActivity extends Settings { /* empty */ }
-    public static class LocalePickerActivity extends Settings { }
+    public static class LocalePickerActivity extends Settings { /* empty */ }
-    public static class UserDictionarySettingsActivity extends Settings { }
+    public static class UserDictionarySettingsActivity extends Settings { /* empty */ }
-    public static class SoundSettingsActivity extends Settings { }
+    public static class SoundSettingsActivity extends Settings { /* empty */ }
-    public static class DisplaySettingsActivity extends Settings { }
+    public static class DisplaySettingsActivity extends Settings { /* empty */ }
-    public static class DeviceInfoSettingsActivity extends Settings { }
+    public static class DeviceInfoSettingsActivity extends Settings { /* empty */ }
-    public static class ApplicationSettingsActivity extends Settings { }
+    public static class ApplicationSettingsActivity extends Settings { /* empty */ }
-    public static class ManageApplicationsActivity extends Settings { }
+    public static class ManageApplicationsActivity extends Settings { /* empty */ }
-    public static class StorageUseActivity extends Settings { }
+    public static class StorageUseActivity extends Settings { /* empty */ }
-    public static class DevelopmentSettingsActivity extends Settings { }
+    public static class DevelopmentSettingsActivity extends Settings { /* empty */ }
-    public static class AccessibilitySettingsActivity extends Settings { }
+    public static class AccessibilitySettingsActivity extends Settings { /* empty */ }
-    public static class SecuritySettingsActivity extends Settings { }
+    public static class SecuritySettingsActivity extends Settings { /* empty */ }
-    public static class PrivacySettingsActivity extends Settings { }
+    public static class PrivacySettingsActivity extends Settings { /* empty */ }
-    public static class DockSettingsActivity extends Settings { }
+    public static class DockSettingsActivity extends Settings { /* empty */ }
-    public static class RunningServicesActivity extends Settings { }
+    public static class RunningServicesActivity extends Settings { /* empty */ }
-    public static class ManageAccountsSettingsActivity extends Settings { }
+    public static class ManageAccountsSettingsActivity extends Settings { /* empty */ }
-    public static class PowerUsageSummaryActivity extends Settings { }
+    public static class PowerUsageSummaryActivity extends Settings { /* empty */ }
-    public static class AccountSyncSettingsActivity extends Settings { }
+    public static class AccountSyncSettingsActivity extends Settings { /* empty */ }
-    public static class AccountSyncSettingsInAddAccountActivity extends Settings { }
+    public static class AccountSyncSettingsInAddAccountActivity extends Settings { /* empty */ }
-    public static class CryptKeeperSettingsActivity extends Settings { }
+    public static class CryptKeeperSettingsActivity extends Settings { /* empty */ }
-    public static class DeviceAdminSettingsActivity extends Settings { }
+    public static class DeviceAdminSettingsActivity extends Settings { /* empty */ }
-    public static class DataUsageSummaryActivity extends Settings { }
+    public static class DataUsageSummaryActivity extends Settings { /* empty */ }
 }

src/com/android/settings/WirelessSettings.java

@@ -16,35 +16,27 @@
 
 package com.android.settings;
 
-import com.android.internal.telephony.TelephonyIntents;
-import com.android.internal.telephony.TelephonyProperties;
-import com.android.settings.bluetooth.BluetoothEnabler;
-import com.android.settings.wifi.WifiEnabler;
-import com.android.settings.nfc.NfcEnabler;
-
 import android.app.Activity;
 import android.app.admin.DevicePolicyManager;
-import android.bluetooth.BluetoothAdapter;
 import android.content.Context;
 import android.content.Intent;
 import android.net.ConnectivityManager;
 import android.nfc.NfcAdapter;
 import android.os.Bundle;
-import android.os.ServiceManager;
 import android.os.SystemProperties;
 import android.preference.CheckBoxPreference;
 import android.preference.Preference;
 import android.preference.PreferenceScreen;
 import android.provider.Settings;
 
+import com.android.internal.telephony.TelephonyIntents;
+import com.android.internal.telephony.TelephonyProperties;
+import com.android.settings.nfc.NfcEnabler;
+
 public class WirelessSettings extends SettingsPreferenceFragment {
 
     private static final String KEY_TOGGLE_AIRPLANE = "toggle_airplane";
-    private static final String KEY_TOGGLE_BLUETOOTH = "toggle_bluetooth";
-    private static final String KEY_TOGGLE_WIFI = "toggle_wifi";
     private static final String KEY_TOGGLE_NFC = "toggle_nfc";
-    private static final String KEY_WIFI_SETTINGS = "wifi_settings";
-    private static final String KEY_BT_SETTINGS = "bt_settings";
     private static final String KEY_VPN_SETTINGS = "vpn_settings";
     private static final String KEY_TETHER_SETTINGS = "tether_settings";
     private static final String KEY_PROXY_SETTINGS = "proxy_settings";
@@ -55,9 +47,7 @@ public class WirelessSettings extends SettingsPreferenceFragment {
 
     private AirplaneModeEnabler mAirplaneModeEnabler;
     private CheckBoxPreference mAirplaneModePreference;
-    private WifiEnabler mWifiEnabler;
     private NfcEnabler mNfcEnabler;
-    private BluetoothEnabler mBtEnabler;
 
     /**
      * Invoked on each preference click in this hierarchy, overrides
@@ -95,15 +85,10 @@ public class WirelessSettings extends SettingsPreferenceFragment {
         addPreferencesFromResource(R.xml.wireless_settings);
 
         final Activity activity = getActivity();
-        CheckBoxPreference airplane = (CheckBoxPreference) findPreference(KEY_TOGGLE_AIRPLANE);
+        mAirplaneModePreference = (CheckBoxPreference) findPreference(KEY_TOGGLE_AIRPLANE);
-        CheckBoxPreference wifi = (CheckBoxPreference) findPreference(KEY_TOGGLE_WIFI);
-        CheckBoxPreference bt = (CheckBoxPreference) findPreference(KEY_TOGGLE_BLUETOOTH);
         CheckBoxPreference nfc = (CheckBoxPreference) findPreference(KEY_TOGGLE_NFC);
 
-        mAirplaneModeEnabler = new AirplaneModeEnabler(activity, airplane);
+        mAirplaneModeEnabler = new AirplaneModeEnabler(activity, mAirplaneModePreference);
-        mAirplaneModePreference = (CheckBoxPreference) findPreference(KEY_TOGGLE_AIRPLANE);
-        mWifiEnabler = new WifiEnabler(activity, wifi);
-        mBtEnabler = new BluetoothEnabler(activity, bt);
         mNfcEnabler = new NfcEnabler(activity, nfc);
 
         String toggleable = Settings.System.getString(activity.getContentResolver(),
@@ -111,21 +96,12 @@ public class WirelessSettings extends SettingsPreferenceFragment {
 
         // Manually set dependencies for Wifi when not toggleable.
         if (toggleable == null || !toggleable.contains(Settings.System.RADIO_WIFI)) {
-            wifi.setDependency(KEY_TOGGLE_AIRPLANE);
-            findPreference(KEY_WIFI_SETTINGS).setDependency(KEY_TOGGLE_AIRPLANE);
             findPreference(KEY_VPN_SETTINGS).setDependency(KEY_TOGGLE_AIRPLANE);
         }
 
         // Manually set dependencies for Bluetooth when not toggleable.
         if (toggleable == null || !toggleable.contains(Settings.System.RADIO_BLUETOOTH)) {
-            bt.setDependency(KEY_TOGGLE_AIRPLANE);
+            // No bluetooth-dependent items in the list. Code kept in case one is added later.
-            findPreference(KEY_BT_SETTINGS).setDependency(KEY_TOGGLE_AIRPLANE);
-        }
-
-        // Remove Bluetooth Settings if Bluetooth service is not available.
-        if (ServiceManager.getService(BluetoothAdapter.BLUETOOTH_SERVICE) == null) {
-            getPreferenceScreen().removePreference(bt);
-            getPreferenceScreen().removePreference(findPreference(KEY_BT_SETTINGS));
         }
 
         // Remove NFC if its not available
@@ -191,8 +167,6 @@ public class WirelessSettings extends SettingsPreferenceFragment {
         super.onResume();
 
         mAirplaneModeEnabler.resume();
-        mWifiEnabler.resume();
-        mBtEnabler.resume();
         mNfcEnabler.resume();
     }
 
@@ -201,8 +175,6 @@ public class WirelessSettings extends SettingsPreferenceFragment {
         super.onPause();
 
         mAirplaneModeEnabler.pause();
-        mWifiEnabler.pause();
-        mBtEnabler.pause();
         mNfcEnabler.pause();
     }
 

src/com/android/settings/bluetooth/AdvancedBluetoothSettings.java

@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2011 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.
+ */
+
+package com.android.settings.bluetooth;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.preference.CheckBoxPreference;
+import android.preference.ListPreference;
+import android.preference.Preference;
+import android.preference.PreferenceScreen;
+
+import com.android.settings.R;
+import com.android.settings.SettingsPreferenceFragment;
+
+public class AdvancedBluetoothSettings extends SettingsPreferenceFragment
+        implements Preference.OnPreferenceChangeListener {
+
+    private static final String KEY_BT_DISCOVERABLE = "bt_discoverable";
+    private static final String KEY_BT_DISCOVERABLE_TIMEOUT = "bt_discoverable_timeout";
+    private static final String KEY_BT_NAME = "bt_name";
+    private static final String KEY_BT_SHOW_RECEIVED = "bt_show_received_files";
+
+    /* Private intent to show the list of received files */
+    private static final String BTOPP_ACTION_OPEN_RECEIVED_FILES =
+            "android.btopp.intent.action.OPEN_RECEIVED_FILES";
+
+    private BluetoothDiscoverableEnabler mDiscoverableEnabler;
+    private BluetoothNamePreference mNamePreference;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        addPreferencesFromResource(R.xml.bluetooth_advanced_settings);
+
+        LocalBluetoothManager localManager = LocalBluetoothManager.getInstance(getActivity());
+        if (localManager != null) {
+            LocalBluetoothAdapter localAdapter = localManager.getBluetoothAdapter();
+            mDiscoverableEnabler = new BluetoothDiscoverableEnabler(getActivity(),
+                    localAdapter,
+                    (CheckBoxPreference) findPreference(KEY_BT_DISCOVERABLE),
+                    (ListPreference) findPreference(KEY_BT_DISCOVERABLE_TIMEOUT));
+        }
+
+        mNamePreference = (BluetoothNamePreference) findPreference(KEY_BT_NAME);
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        mDiscoverableEnabler.resume();
+        mNamePreference.resume();
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+
+        mNamePreference.pause();
+        mDiscoverableEnabler.pause();
+    }
+
+    @Override
+    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+        if (KEY_BT_SHOW_RECEIVED.equals(preference.getKey())) {
+            Intent intent = new Intent(BTOPP_ACTION_OPEN_RECEIVED_FILES);
+            getActivity().sendBroadcast(intent);
+            return true;
+        }
+
+        return super.onPreferenceTreeClick(preferenceScreen, preference);
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        return true;
+    }
+}

src/com/android/settings/bluetooth/BluetoothEnabler.java

@@ -16,28 +16,27 @@
 
 package com.android.settings.bluetooth;
 
-import com.android.settings.R;
-import com.android.settings.WirelessSettings;
-
 import android.bluetooth.BluetoothAdapter;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.preference.Preference;
-import android.preference.CheckBoxPreference;
 import android.provider.Settings;
+import android.widget.CompoundButton;
+import android.widget.Switch;
 import android.widget.Toast;
 
+import com.android.settings.R;
+import com.android.settings.WirelessSettings;
+
 /**
  * BluetoothEnabler is a helper to manage the Bluetooth on/off checkbox
  * preference. It turns on/off Bluetooth and ensures the summary of the
  * preference reflects the current state.
  */
-public final class BluetoothEnabler implements Preference.OnPreferenceChangeListener {
+public final class BluetoothEnabler implements CompoundButton.OnCheckedChangeListener {
     private final Context mContext;
-    private final CheckBoxPreference mCheckBox;
+    private Switch mSwitch;
-    private final CharSequence mOriginalSummary;
 
     private final LocalBluetoothAdapter mLocalAdapter;
     private final IntentFilter mIntentFilter;
@@ -50,17 +49,15 @@ public final class BluetoothEnabler implements Preference.OnPreferenceChangeList
         }
     };
 
-    public BluetoothEnabler(Context context, CheckBoxPreference checkBox) {
+    public BluetoothEnabler(Context context, Switch switch_) {
         mContext = context;
-        mCheckBox = checkBox;
+        mSwitch = switch_;
-        mOriginalSummary = checkBox.getSummary();
-        checkBox.setPersistent(false);
 
         LocalBluetoothManager manager = LocalBluetoothManager.getInstance(context);
         if (manager == null) {
             // Bluetooth is not supported
             mLocalAdapter = null;
-            checkBox.setEnabled(false);
+            mSwitch.setEnabled(false);
         } else {
             mLocalAdapter = manager.getBluetoothAdapter();
         }
@@ -76,7 +73,7 @@ public final class BluetoothEnabler implements Preference.OnPreferenceChangeList
         handleStateChanged(mLocalAdapter.getBluetoothState());
 
         mContext.registerReceiver(mReceiver, mIntentFilter);
-        mCheckBox.setOnPreferenceChangeListener(this);
+        mSwitch.setOnCheckedChangeListener(this);
     }
 
     public void pause() {
@@ -85,51 +82,54 @@ public final class BluetoothEnabler implements Preference.OnPreferenceChangeList
         }
 
         mContext.unregisterReceiver(mReceiver);
-        mCheckBox.setOnPreferenceChangeListener(null);
+        mSwitch.setOnCheckedChangeListener(null);
     }
 
-    public boolean onPreferenceChange(Preference preference, Object value) {
+    public void setSwitch(Switch switch_) {
-        boolean enable = (Boolean) value;
+        if (mSwitch == switch_) return;
+        mSwitch.setOnCheckedChangeListener(null);
+        mSwitch = switch_;
+        mSwitch.setOnCheckedChangeListener(this);
 
+        final int bluetoothState = mLocalAdapter.getBluetoothState();
+        boolean isEnabled = bluetoothState == BluetoothAdapter.STATE_ON;
+        boolean isDisabled = bluetoothState == BluetoothAdapter.STATE_OFF;
+        mSwitch.setChecked(isEnabled);
+        mSwitch.setEnabled(isEnabled || isDisabled);
+    }
+
+    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
         // Show toast message if Bluetooth is not allowed in airplane mode
-        if (enable && !WirelessSettings
+        if (isChecked &&
-                .isRadioAllowed(mContext, Settings.System.RADIO_BLUETOOTH)) {
+                !WirelessSettings.isRadioAllowed(mContext, Settings.System.RADIO_BLUETOOTH)) {
-            Toast.makeText(mContext, R.string.wifi_in_airplane_mode,
+            Toast.makeText(mContext, R.string.wifi_in_airplane_mode, Toast.LENGTH_SHORT).show();
-                    Toast.LENGTH_SHORT).show();
+            // Reset switch to off
-            return false;
+            buttonView.setChecked(false);
         }
 
-        mLocalAdapter.setBluetoothEnabled(enable);
+        mLocalAdapter.setBluetoothEnabled(isChecked);
-        mCheckBox.setEnabled(false);
+        mSwitch.setEnabled(false);
-
-        // Don't update UI to opposite state until we're sure
-        return false;
     }
 
     void handleStateChanged(int state) {
         switch (state) {
             case BluetoothAdapter.STATE_TURNING_ON:
-                mCheckBox.setSummary(R.string.wifi_starting);
+                mSwitch.setEnabled(false);
-                mCheckBox.setEnabled(false);
                 break;
             case BluetoothAdapter.STATE_ON:
-                mCheckBox.setChecked(true);
+                mSwitch.setChecked(true);
-                mCheckBox.setSummary(null);
+                mSwitch.setEnabled(true);
-                mCheckBox.setEnabled(true);
                 break;
             case BluetoothAdapter.STATE_TURNING_OFF:
-                mCheckBox.setSummary(R.string.wifi_stopping);
+                mSwitch.setEnabled(false);
-                mCheckBox.setEnabled(false);
                 break;
             case BluetoothAdapter.STATE_OFF:
-                mCheckBox.setChecked(false);
+                mSwitch.setChecked(false);
-                mCheckBox.setSummary(mOriginalSummary);
+                mSwitch.setEnabled(true);
-                mCheckBox.setEnabled(true);
                 break;
             default:
-                mCheckBox.setChecked(false);
+                mSwitch.setChecked(false);
-                mCheckBox.setSummary(R.string.wifi_error);
+                mSwitch.setEnabled(true);
-                mCheckBox.setEnabled(true);
         }
     }
 }

src/com/android/settings/bluetooth/BluetoothSettings.java

@@ -16,15 +16,20 @@
 
 package com.android.settings.bluetooth;
 
+import android.app.ActionBar;
+import android.app.Activity;
+import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
-import android.content.Intent;
-import android.preference.CheckBoxPreference;
-import android.preference.ListPreference;
 import android.preference.Preference;
 import android.preference.PreferenceActivity;
 import android.preference.PreferenceScreen;
 import android.util.Log;
+import android.view.Gravity;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
+import android.widget.Switch;
 
 import com.android.settings.R;
 
@@ -35,77 +40,120 @@ import com.android.settings.R;
 public final class BluetoothSettings extends DeviceListPreferenceFragment {
     private static final String TAG = "BluetoothSettings";
 
-    private static final String KEY_BT_CHECKBOX = "bt_checkbox";
+    private static final int MENU_ID_MAKE_DISCOVERABLE = Menu.FIRST;
-    private static final String KEY_BT_DISCOVERABLE = "bt_discoverable";
+    private static final int MENU_ID_SCAN = Menu.FIRST + 1;
-    private static final String KEY_BT_DISCOVERABLE_TIMEOUT = "bt_discoverable_timeout";
+    private static final int MENU_ID_ADVANCED = Menu.FIRST + 2;
-    private static final String KEY_BT_NAME = "bt_name";
-    private static final String KEY_BT_SHOW_RECEIVED = "bt_show_received_files";
 
-    private BluetoothEnabler mEnabler;
+    private BluetoothEnabler mBluetoothEnabler;
-    private BluetoothDiscoverableEnabler mDiscoverableEnabler;
-    private BluetoothNamePreference mNamePreference;
-
-    /* Private intent to show the list of received files */
-    private static final String BTOPP_ACTION_OPEN_RECEIVED_FILES =
-            "android.btopp.intent.action.OPEN_RECEIVED_FILES";
 
     /** Initialize the filter to show bonded devices only. */
-    public BluetoothSettings() {
+    //public BluetoothSettings() {
-        super(BluetoothDeviceFilter.BONDED_DEVICE_FILTER);
+    //    super(BluetoothDeviceFilter.BONDED_DEVICE_FILTER);
-    }
+    //}
 
     @Override
     void addPreferencesForActivity() {
         addPreferencesFromResource(R.xml.bluetooth_settings);
 
-        mEnabler = new BluetoothEnabler(getActivity(),
+        Activity activity = getActivity();
-                (CheckBoxPreference) findPreference(KEY_BT_CHECKBOX));
 
-        mDiscoverableEnabler = new BluetoothDiscoverableEnabler(getActivity(),
+        Switch actionBarSwitch = new Switch(activity);
-                mLocalAdapter,
-                (CheckBoxPreference) findPreference(KEY_BT_DISCOVERABLE),
-                    (ListPreference) findPreference(KEY_BT_DISCOVERABLE_TIMEOUT));
 
-        mNamePreference = (BluetoothNamePreference) findPreference(KEY_BT_NAME);
+        if (activity instanceof PreferenceActivity) {
+            PreferenceActivity preferenceActivity = (PreferenceActivity) activity;
+            if (preferenceActivity.onIsHidingHeaders() || !preferenceActivity.onIsMultiPane()) {
+                final int padding = activity.getResources().getDimensionPixelSize(
+                        R.dimen.action_bar_switch_padding);
+                actionBarSwitch.setPadding(0, 0, padding, 0);
+                activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM,
+                        ActionBar.DISPLAY_SHOW_CUSTOM);
+                activity.getActionBar().setCustomView(actionBarSwitch, new ActionBar.LayoutParams(
+                        ActionBar.LayoutParams.WRAP_CONTENT,
+                        ActionBar.LayoutParams.WRAP_CONTENT,
+                        Gravity.CENTER_VERTICAL | Gravity.RIGHT));
+            }
+        }
+
+        mBluetoothEnabler = new BluetoothEnabler(activity, actionBarSwitch);
+
+        if (mLocalAdapter != null && mLocalAdapter.isEnabled()) {
+            activity.getActionBar().setSubtitle(mLocalAdapter.getName());
+        }
+
+        // TODO activity.setTheme(android.R.style.Theme_Holo_SplitActionBarWhenNarrow);
+
+        setHasOptionsMenu(true);
     }
 
     @Override
     public void onResume() {
         super.onResume();
 
-        // Repopulate (which isn't too bad since it's cached in the settings
+        mBluetoothEnabler.resume();
-        // bluetooth manager)
-        addDevices();
 
-        mEnabler.resume();
+        updateContent(mLocalAdapter.getBluetoothState());
-        mDiscoverableEnabler.resume();
-        mNamePreference.resume();
     }
 
     @Override
     public void onPause() {
         super.onPause();
 
-        mNamePreference.pause();
+        mBluetoothEnabler.pause();
-        mDiscoverableEnabler.pause();
+    }
-        mEnabler.pause();
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        boolean bluetoothIsEnabled = mLocalAdapter.getBluetoothState() == BluetoothAdapter.STATE_ON;
+        menu.add(Menu.NONE, MENU_ID_MAKE_DISCOVERABLE, 0, R.string.bluetooth_visibility)
+                .setEnabled(bluetoothIsEnabled);
+        menu.add(Menu.NONE, MENU_ID_SCAN, 0, R.string.bluetooth_preference_find_nearby_title)
+                .setIcon(R.drawable.ic_menu_scan_network).setEnabled(bluetoothIsEnabled);
+        menu.add(Menu.NONE, MENU_ID_ADVANCED, 0, R.string.bluetooth_menu_advanced)
+                .setIcon(android.R.drawable.ic_menu_manage);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case MENU_ID_MAKE_DISCOVERABLE:
+                // TODO
+//                if (mLocalAdapter.getBluetoothState() == BluetoothAdapter.STATE_ON) {
+//                    onAddNetworkPressed();
+//                }
+                return true;
+            case MENU_ID_SCAN:
+                if (mLocalAdapter.getBluetoothState() == BluetoothAdapter.STATE_ON) {
+                    mLocalAdapter.startScanning(true);
+                }
+                return true;
+            case MENU_ID_ADVANCED:
+                if (getActivity() instanceof PreferenceActivity) {
+                    ((PreferenceActivity) getActivity()).startPreferencePanel(
+                            AdvancedBluetoothSettings.class.getCanonicalName(),
+                            null,
+                            R.string.bluetooth_advanced_titlebar, null,
+                            this, 0);
+                } else {
+                    startFragment(this, AdvancedBluetoothSettings.class.getCanonicalName(), -1, null);
+                }
+                return true;
+        }
+        return super.onOptionsItemSelected(item);
     }
 
     private final View.OnClickListener mListener = new View.OnClickListener() {
         public void onClick(View v) {
             // User clicked on advanced options icon for a device in the list
             if (v.getTag() instanceof CachedBluetoothDevice) {
-                CachedBluetoothDevice
+                CachedBluetoothDevice device = (CachedBluetoothDevice) v.getTag();
-                        device = (CachedBluetoothDevice) v.getTag();
 
                 Preference pref = new Preference(getActivity());
                 pref.setTitle(device.getName());
                 pref.setFragment(DeviceProfilesSettings.class.getName());
                 pref.getExtras().putParcelable(DeviceProfilesSettings.EXTRA_DEVICE,
                         device.getDevice());
-                ((PreferenceActivity) getActivity())
+                ((PreferenceActivity) getActivity()).onPreferenceStartFragment(
-                        .onPreferenceStartFragment(BluetoothSettings.this,
+                        BluetoothSettings.this, pref);
-                                pref);
             } else {
                 Log.w(TAG, "onClick() called for other View: " + v);
             }
@@ -113,19 +161,54 @@ public final class BluetoothSettings extends DeviceListPreferenceFragment {
     };
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
+    void onDevicePreferenceClick(BluetoothDevicePreference btPreference) {
-            Preference preference) {
+        mLocalAdapter.stopScanning();
-        if (KEY_BT_SHOW_RECEIVED.equals(preference.getKey())) {
+        super.onDevicePreferenceClick(btPreference);
-            Intent intent = new Intent(BTOPP_ACTION_OPEN_RECEIVED_FILES);
-            getActivity().sendBroadcast(intent);
-            return true;
-        }
-
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
     }
 
-    public void onDeviceBondStateChanged(CachedBluetoothDevice cachedDevice,
+    @Override
-            int bondState) {
+    public void onBluetoothStateChanged(int bluetoothState) {
+        super.onBluetoothStateChanged(bluetoothState);
+        updateContent(bluetoothState);
+    }
+
+    private void updateContent(int bluetoothState) {
+        final PreferenceScreen preferenceScreen = getPreferenceScreen();
+        getActivity().invalidateOptionsMenu();
+        int messageId = 0;
+
+        switch (bluetoothState) {
+            case BluetoothAdapter.STATE_ON:
+                preferenceScreen.removeAll();
+                // Repopulate (which isn't too bad since it's cached in the settings bluetooth manager)
+                addDevices();
+                mLocalAdapter.startScanning(false);
+                return;
+
+            case BluetoothAdapter.STATE_TURNING_OFF:
+                int preferenceCount = preferenceScreen.getPreferenceCount();
+                for (int i = 0; i < preferenceCount; i++) {
+                    preferenceScreen.getPreference(i).setEnabled(false);
+                }
+                return;
+
+            case BluetoothAdapter.STATE_OFF:
+                messageId = R.string.bluetooth_empty_list_bluetooth_off;
+                break;
+
+            case BluetoothAdapter.STATE_TURNING_ON:
+                messageId = R.string.bluetooth_turning_on;
+                break;
+        }
+
+        removeAllDevices();
+        // TODO: from xml, add top padding. Same as in wifi
+        Preference emptyListPreference = new Preference(getActivity());
+        emptyListPreference.setTitle(messageId);
+        preferenceScreen.addPreference(emptyListPreference);
+    }
+
+    public void onDeviceBondStateChanged(CachedBluetoothDevice cachedDevice, int bondState) {
         if (bondState == BluetoothDevice.BOND_BONDED) {
             // add to "Paired devices" list after remote-initiated pairing
             if (mDevicePreferenceMap.get(cachedDevice) == null) {

src/com/android/settings/bluetooth/DeviceListPreferenceFragment.java

@@ -21,6 +21,7 @@ import android.bluetooth.BluetoothDevice;
 import android.os.Bundle;
 import android.preference.Preference;
 import android.preference.PreferenceCategory;
+import android.preference.PreferenceGroup;
 import android.preference.PreferenceScreen;
 import android.util.Log;
 
@@ -36,7 +37,6 @@ import java.util.WeakHashMap;
  *
  * @see BluetoothSettings
  * @see DevicePickerFragment
- * @see BluetoothFindNearby
  */
 public abstract class DeviceListPreferenceFragment extends
         SettingsPreferenceFragment implements BluetoothCallback {
@@ -53,7 +53,7 @@ public abstract class DeviceListPreferenceFragment extends
     LocalBluetoothAdapter mLocalAdapter;
     LocalBluetoothManager mLocalManager;
 
-    private PreferenceCategory mDeviceList;
+    private PreferenceGroup mDeviceListGroup;
 
     final WeakHashMap<CachedBluetoothDevice, BluetoothDevicePreference> mDevicePreferenceMap =
             new WeakHashMap<CachedBluetoothDevice, BluetoothDevicePreference>();
@@ -83,8 +83,13 @@ public abstract class DeviceListPreferenceFragment extends
 
         addPreferencesForActivity();
 
-        mDeviceList = (PreferenceCategory) findPreference(KEY_BT_DEVICE_LIST);
+        mDeviceListGroup = (PreferenceCategory) findPreference(KEY_BT_DEVICE_LIST);
-        if (mDeviceList == null) {
+        if (mDeviceListGroup == null) {
+            // If null, device preferences are added directly to the root of the preference screen
+            mDeviceListGroup = getPreferenceScreen();
+            mDeviceListGroup.setOrderingAsAdded(false);
+        }
+        if (mDeviceListGroup == null) {
             Log.e(TAG, "Could not find device list preference object!");
         }
     }
@@ -105,13 +110,15 @@ public abstract class DeviceListPreferenceFragment extends
     @Override
     public void onPause() {
         super.onPause();
-
+        removeAllDevices();
-        mLocalAdapter.stopScanning();
         mLocalManager.setForegroundActivity(null);
         mLocalManager.getEventManager().unregisterCallback(this);
+    }
 
+    void removeAllDevices() {
+        mLocalAdapter.stopScanning();
         mDevicePreferenceMap.clear();
-        mDeviceList.removeAll();
+        mDeviceListGroup.removeAll();
     }
 
     void addDevices() {
@@ -132,7 +139,7 @@ public abstract class DeviceListPreferenceFragment extends
         }
 
         if (preference instanceof BluetoothDevicePreference) {
-            BluetoothDevicePreference btPreference = (BluetoothDevicePreference)preference;
+            BluetoothDevicePreference btPreference = (BluetoothDevicePreference) preference;
             CachedBluetoothDevice device = btPreference.getCachedDevice();
             mSelectedDevice = device.getDevice();
             onDevicePreferenceClick(btPreference);
@@ -152,6 +159,9 @@ public abstract class DeviceListPreferenceFragment extends
             return;
         }
 
+        // No update while list shows state message
+        if (mLocalAdapter.getBluetoothState() != BluetoothAdapter.STATE_ON) return;
+
         if (mFilter.matches(cachedDevice.getDevice())) {
             createDevicePreference(cachedDevice);
         }
@@ -162,7 +172,7 @@ public abstract class DeviceListPreferenceFragment extends
                 getActivity(), cachedDevice);
 
         initDevicePreference(preference);
-        mDeviceList.addPreference(preference);
+        mDeviceListGroup.addPreference(preference);
         mDevicePreferenceMap.put(cachedDevice, preference);
     }
 
@@ -170,13 +180,14 @@ public abstract class DeviceListPreferenceFragment extends
      * Overridden in {@link BluetoothSettings} to add a listener.
      * @param preference the newly added preference
      */
-    void initDevicePreference(BluetoothDevicePreference preference) { }
+    void initDevicePreference(BluetoothDevicePreference preference) {
+        // Does nothing by default
+    }
 
     public void onDeviceDeleted(CachedBluetoothDevice cachedDevice) {
-        BluetoothDevicePreference preference = mDevicePreferenceMap.remove(
+        BluetoothDevicePreference preference = mDevicePreferenceMap.remove(cachedDevice);
-                cachedDevice);
         if (preference != null) {
-            mDeviceList.removePreference(preference);
+            mDeviceListGroup.removePreference(preference);
         }
     }
 
@@ -185,9 +196,10 @@ public abstract class DeviceListPreferenceFragment extends
     }
 
     private void updateProgressUi(boolean start) {
-        if (mDeviceList instanceof ProgressCategory) {
+        if (mDeviceListGroup instanceof ProgressCategory) {
-            ((ProgressCategory) mDeviceList).setProgress(start);
+            ((ProgressCategory) mDeviceListGroup).setProgress(start);
         }
+        // else TODO Add a spinner at the end of the list to show in progress state
     }
 
     public void onBluetoothStateChanged(int bluetoothState) {

src/com/android/settings/bluetooth/DevicePickerFragment.java

@@ -89,7 +89,7 @@ public final class DevicePickerFragment extends DeviceListPreferenceFragment {
         super.onBluetoothStateChanged(bluetoothState);
 
         if (bluetoothState == BluetoothAdapter.STATE_ON) {
-                mLocalAdapter.startScanning(false);
+            mLocalAdapter.startScanning(false);
         }
     }
 

src/com/android/settings/bluetooth/DeviceProfilesSettings.java

@@ -50,7 +50,7 @@ public final class DeviceProfilesSettings extends SettingsPreferenceFragment
     private static final String KEY_RENAME_DEVICE = "rename_device";
     private static final String KEY_PROFILE_CONTAINER = "profile_container";
     private static final String KEY_UNPAIR = "unpair";
-    private static final String KEY_ALLOW_INCOMING = "allow_incoming";
+    //private static final String KEY_ALLOW_INCOMING = "allow_incoming";
 
     public static final String EXTRA_DEVICE = "device";
 
@@ -355,6 +355,7 @@ public final class DeviceProfilesSettings extends SettingsPreferenceFragment
         mCachedDevice.unpair();
     }
 
+    /*
     private void setIncomingFileTransfersAllowed(boolean allow) {
         // TODO: make an IPC call into BluetoothOpp to update
         Log.d(TAG, "Set allow incoming = " + allow);
@@ -364,6 +365,7 @@ public final class DeviceProfilesSettings extends SettingsPreferenceFragment
         // TODO: get this value from BluetoothOpp ???
         return true;
     }
+    */
 
     private boolean getAutoConnect(LocalBluetoothProfile prof) {
         return prof.isPreferred(mCachedDevice.getDevice());

src/com/android/settings/wifi/AdvancedSettings.java

@@ -16,21 +16,23 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-import com.android.settings.SettingsPreferenceFragment;
-import com.android.settings.Utils;
-
-import android.app.Activity;
 import android.content.Context;
 import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
-import android.os.SystemProperties;
+import android.preference.CheckBoxPreference;
 import android.preference.ListPreference;
 import android.preference.Preference;
+import android.preference.PreferenceScreen;
+import android.provider.Settings;
+import android.provider.Settings.Secure;
 import android.text.TextUtils;
-import android.widget.Toast;
 import android.util.Log;
+import android.widget.Toast;
+
+import com.android.settings.R;
+import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.Utils;
 
 public class AdvancedSettings extends SettingsPreferenceFragment
         implements Preference.OnPreferenceChangeListener {
@@ -39,6 +41,8 @@ public class AdvancedSettings extends SettingsPreferenceFragment
     private static final String KEY_MAC_ADDRESS = "mac_address";
     private static final String KEY_CURRENT_IP_ADDRESS = "current_ip_address";
     private static final String KEY_FREQUENCY_BAND = "frequency_band";
+    private static final String KEY_NOTIFY_OPEN_NETWORKS = "notify_open_networks";
+    private static final String KEY_SLEEP_POLICY = "sleep_policy";
 
     private WifiManager mWifiManager;
 
@@ -62,27 +66,61 @@ public class AdvancedSettings extends SettingsPreferenceFragment
     }
 
     private void initPreferences() {
+        CheckBoxPreference notifyOpenNetworks =
+                (CheckBoxPreference) findPreference(KEY_NOTIFY_OPEN_NETWORKS);
+        notifyOpenNetworks.setChecked(Secure.getInt(getContentResolver(),
+                Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON, 0) == 1);
+        notifyOpenNetworks.setEnabled(mWifiManager.isWifiEnabled());
 
-        ListPreference pref = (ListPreference) findPreference(KEY_FREQUENCY_BAND);
+        ListPreference frequencyPref = (ListPreference) findPreference(KEY_FREQUENCY_BAND);
 
         if (mWifiManager.isDualBandSupported()) {
-            pref.setOnPreferenceChangeListener(this);
+            frequencyPref.setOnPreferenceChangeListener(this);
             int value = mWifiManager.getFrequencyBand();
             if (value != -1) {
-                pref.setValue(String.valueOf(value));
+                frequencyPref.setValue(String.valueOf(value));
             } else {
                 Log.e(TAG, "Failed to fetch frequency band");
             }
         } else {
-            getPreferenceScreen().removePreference(pref);
+            if (frequencyPref != null) {
+                // null if it has already been removed before resume
+                getPreferenceScreen().removePreference(frequencyPref);
+            }
         }
+
+        ListPreference sleepPolicyPref = (ListPreference) findPreference(KEY_SLEEP_POLICY);
+        if (sleepPolicyPref != null) {
+            if (Utils.isWifiOnly()) {
+                sleepPolicyPref.setEntries(R.array.wifi_sleep_policy_entries_wifi_only);
+                sleepPolicyPref.setSummary(R.string.wifi_setting_sleep_policy_summary_wifi_only);
+            }
+            sleepPolicyPref.setOnPreferenceChangeListener(this);
+            int value = Settings.System.getInt(getContentResolver(),
+                    Settings.System.WIFI_SLEEP_POLICY,
+                    Settings.System.WIFI_SLEEP_POLICY_NEVER);
+            sleepPolicyPref.setValue(String.valueOf(value));
+        }
+    }
+
+    @Override
+    public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
+        String key = preference.getKey();
+
+        if (KEY_NOTIFY_OPEN_NETWORKS.equals(key)) {
+            Secure.putInt(getContentResolver(),
+                    Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
+                    ((CheckBoxPreference) preference).isChecked() ? 1 : 0);
+        } else {
+            return super.onPreferenceTreeClick(screen, preference);
+        }
+        return true;
     }
 
     public boolean onPreferenceChange(Preference preference, Object newValue) {
         String key = preference.getKey();
-        if (key == null) return true;
 
-        if (key.equals(KEY_FREQUENCY_BAND)) {
+        if (KEY_FREQUENCY_BAND.equals(key)) {
             try {
                 mWifiManager.setFrequencyBand(Integer.parseInt(((String) newValue)), true);
             } catch (NumberFormatException e) {
@@ -92,6 +130,17 @@ public class AdvancedSettings extends SettingsPreferenceFragment
             }
         }
 
+        if (KEY_SLEEP_POLICY.equals(key)) {
+            try {
+                Settings.System.putInt(getContentResolver(),
+                        Settings.System.WIFI_SLEEP_POLICY, Integer.parseInt(((String) newValue)));
+            } catch (NumberFormatException e) {
+                Toast.makeText(getActivity(), R.string.wifi_setting_sleep_policy_error,
+                        Toast.LENGTH_SHORT).show();
+                return false;
+            }
+        }
+
         return true;
     }
 

src/com/android/settings/wifi/AdvancedWifiSettings.java

@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2011 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.
+ */
+
+package com.android.settings.wifi;
+
+import android.content.Context;
+import android.net.wifi.WifiInfo;
+import android.net.wifi.WifiManager;
+import android.os.Bundle;
+import android.preference.ListPreference;
+import android.preference.Preference;
+import android.text.TextUtils;
+import android.util.Log;
+import android.widget.Toast;
+
+import com.android.settings.R;
+import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.Utils;
+
+public class AdvancedWifiSettings extends SettingsPreferenceFragment
+        implements Preference.OnPreferenceChangeListener {
+
+    private static final String TAG = "AdvancedWifiSettings";
+    private static final String KEY_MAC_ADDRESS = "mac_address";
+    private static final String KEY_CURRENT_IP_ADDRESS = "current_ip_address";
+    private static final String KEY_FREQUENCY_BAND = "frequency_band";
+
+    private WifiManager mWifiManager;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        addPreferencesFromResource(R.xml.wifi_advanced_settings);
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+        mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        initPreferences();
+        refreshWifiInfo();
+    }
+
+    private void initPreferences() {
+
+        ListPreference pref = (ListPreference) findPreference(KEY_FREQUENCY_BAND);
+
+        if (mWifiManager.isDualBandSupported()) {
+            pref.setOnPreferenceChangeListener(this);
+            int value = mWifiManager.getFrequencyBand();
+            if (value != -1) {
+                pref.setValue(String.valueOf(value));
+            } else {
+                Log.e(TAG, "Failed to fetch frequency band");
+            }
+        } else {
+            getPreferenceScreen().removePreference(pref);
+        }
+    }
+
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        String key = preference.getKey();
+        if (key == null) return true;
+
+        if (key.equals(KEY_FREQUENCY_BAND)) {
+            try {
+                mWifiManager.setFrequencyBand(Integer.parseInt(((String) newValue)), true);
+            } catch (NumberFormatException e) {
+                Toast.makeText(getActivity(), R.string.wifi_setting_frequency_band_error,
+                        Toast.LENGTH_SHORT).show();
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    private void refreshWifiInfo() {
+        WifiInfo wifiInfo = mWifiManager.getConnectionInfo();
+
+        Preference wifiMacAddressPref = findPreference(KEY_MAC_ADDRESS);
+        String macAddress = wifiInfo == null ? null : wifiInfo.getMacAddress();
+        wifiMacAddressPref.setSummary(!TextUtils.isEmpty(macAddress) ? macAddress
+                : getActivity().getString(R.string.status_unavailable));
+
+        Preference wifiIpAddressPref = findPreference(KEY_CURRENT_IP_ADDRESS);
+        String ipAddress = Utils.getWifiIpAddresses(getActivity());
+        wifiIpAddressPref.setSummary(ipAddress == null ?
+                getActivity().getString(R.string.status_unavailable) : ipAddress);
+    }
+
+}

src/com/android/settings/wifi/WifiConfigController.java

@@ -16,33 +16,29 @@
 
 package com.android.settings.wifi;
 
+import static android.net.wifi.WifiConfiguration.INVALID_NETWORK_ID;
+
 import android.content.Context;
-import android.content.DialogInterface;
 import android.content.res.Resources;
-import android.net.DhcpInfo;
 import android.net.LinkAddress;
 import android.net.LinkProperties;
 import android.net.NetworkInfo.DetailedState;
 import android.net.NetworkUtils;
-import android.net.Proxy;
 import android.net.ProxyProperties;
 import android.net.RouteInfo;
 import android.net.wifi.WifiConfiguration;
-import android.net.wifi.WifiConfiguration.IpAssignment;
 import android.net.wifi.WifiConfiguration.AuthAlgorithm;
+import android.net.wifi.WifiConfiguration.IpAssignment;
 import android.net.wifi.WifiConfiguration.KeyMgmt;
-import android.net.wifi.WpsConfiguration;
-import android.net.wifi.WpsConfiguration.Setup;
-
-import static android.net.wifi.WifiConfiguration.INVALID_NETWORK_ID;
 import android.net.wifi.WifiConfiguration.ProxySettings;
 import android.net.wifi.WifiInfo;
+import android.net.wifi.WpsConfiguration;
+import android.net.wifi.WpsConfiguration.Setup;
 import android.security.Credentials;
 import android.security.KeyStore;
 import android.text.Editable;
 import android.text.InputType;
 import android.text.TextWatcher;
-import android.text.format.Formatter;
 import android.util.Log;
 import android.view.View;
 import android.view.ViewGroup;
@@ -57,12 +53,10 @@ import com.android.settings.ProxySelector;
 import com.android.settings.R;
 
 import java.net.InetAddress;
-import java.net.InetSocketAddress;
-import java.net.UnknownHostException;
 import java.util.Iterator;
 
 /**
- * The class for allowing UIs like {@link WifiDialog} and {@link WifiConfigPreference} to
+ * The class for allowing UIs like {@link WifiDialog} and {@link WifiConfigUiBase} to
  * share the logic for controlling buttons, text fields, etc.
  */
 public class WifiConfigController implements TextWatcher,
@@ -429,7 +423,9 @@ public class WifiConfigController implements TextWatcher,
         int networkPrefixLength = -1;
         try {
             networkPrefixLength = Integer.parseInt(mNetworkPrefixLengthView.getText().toString());
-        } catch (NumberFormatException e) { }
+        } catch (NumberFormatException e) {
+            // Use -1
+        }
         if (networkPrefixLength < 0 || networkPrefixLength > 32) {
             return R.string.wifi_ip_settings_invalid_network_prefix_length;
         }
@@ -698,6 +694,7 @@ public class WifiConfigController implements TextWatcher,
 
     private void setSelection(Spinner spinner, String value) {
         if (value != null) {
+            @SuppressWarnings("unchecked")
             ArrayAdapter<String> adapter = (ArrayAdapter<String>) spinner.getAdapter();
             for (int i = adapter.getCount() - 1; i >= 0; --i) {
                 if (value.equals(adapter.getItem(i))) {
@@ -719,10 +716,12 @@ public class WifiConfigController implements TextWatcher,
 
     @Override
     public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+        // work done in afterTextChanged
     }
 
     @Override
     public void onTextChanged(CharSequence s, int start, int before, int count) {
+        // work done in afterTextChanged
     }
 
     @Override
@@ -750,5 +749,6 @@ public class WifiConfigController implements TextWatcher,
 
     @Override
     public void onNothingSelected(AdapterView<?> parent) {
+        //
     }
 }

src/com/android/settings/wifi/WifiEnabler.java

@@ -16,9 +16,6 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-import com.android.settings.WirelessSettings;
-
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -27,19 +24,19 @@ import android.net.NetworkInfo;
 import android.net.wifi.SupplicantState;
 import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
-import android.preference.Preference;
-import android.preference.CheckBoxPreference;
 import android.provider.Settings;
-import android.text.TextUtils;
+import android.widget.CompoundButton;
+import android.widget.Switch;
 import android.widget.Toast;
 
+import com.android.settings.R;
+import com.android.settings.WirelessSettings;
+
 import java.util.concurrent.atomic.AtomicBoolean;
 
-public class WifiEnabler implements Preference.OnPreferenceChangeListener {
+public class WifiEnabler implements CompoundButton.OnCheckedChangeListener  {
     private final Context mContext;
-    private final CheckBoxPreference mCheckBox;
+    private Switch mSwitch;
-    private final CharSequence mOriginalSummary;
-
     private AtomicBoolean mConnected = new AtomicBoolean(false);
 
     private final WifiManager mWifiManager;
@@ -65,11 +62,9 @@ public class WifiEnabler implements Preference.OnPreferenceChangeListener {
         }
     };
 
-    public WifiEnabler(Context context, CheckBoxPreference checkBox) {
+    public WifiEnabler(Context context, Switch switch_) {
         mContext = context;
-        mCheckBox = checkBox;
+        mSwitch = switch_;
-        mOriginalSummary = checkBox.getSummary();
-        checkBox.setPersistent(false);
 
         mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
         mIntentFilter = new IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION);
@@ -81,78 +76,86 @@ public class WifiEnabler implements Preference.OnPreferenceChangeListener {
     public void resume() {
         // Wi-Fi state is sticky, so just let the receiver update UI
         mContext.registerReceiver(mReceiver, mIntentFilter);
-        mCheckBox.setOnPreferenceChangeListener(this);
+        mSwitch.setOnCheckedChangeListener(this);
     }
 
     public void pause() {
         mContext.unregisterReceiver(mReceiver);
-        mCheckBox.setOnPreferenceChangeListener(null);
+        mSwitch.setOnCheckedChangeListener(null);
     }
 
-    public boolean onPreferenceChange(Preference preference, Object value) {
+    public void setSwitch(Switch switch_) {
-        boolean enable = (Boolean) value;
+        if (mSwitch == switch_) return;
+        mSwitch.setOnCheckedChangeListener(null);
+        mSwitch = switch_;
+        mSwitch.setOnCheckedChangeListener(this);
 
+        final int wifiState = mWifiManager.getWifiState();
+        boolean isEnabled = wifiState == WifiManager.WIFI_STATE_ENABLED;
+        boolean isDisabled = wifiState == WifiManager.WIFI_STATE_DISABLED;
+        mSwitch.setChecked(isEnabled);
+        mSwitch.setEnabled(isEnabled || isDisabled);
+    }
+
+    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
         // Show toast message if Wi-Fi is not allowed in airplane mode
-        if (enable && !WirelessSettings
+        if (isChecked && !WirelessSettings.isRadioAllowed(mContext, Settings.System.RADIO_WIFI)) {
-                .isRadioAllowed(mContext, Settings.System.RADIO_WIFI)) {
+            Toast.makeText(mContext, R.string.wifi_in_airplane_mode, Toast.LENGTH_SHORT).show();
-            Toast.makeText(mContext, R.string.wifi_in_airplane_mode,
+            // Reset switch to off. No infinite check/listenenr loop.
-                    Toast.LENGTH_SHORT).show();
+            buttonView.setChecked(false);
-            return false;
         }
 
-        /**
+        // Disable tethering if enabling Wifi
-         * Disable tethering if enabling Wifi
-         */
         int wifiApState = mWifiManager.getWifiApState();
-        if (enable && ((wifiApState == WifiManager.WIFI_AP_STATE_ENABLING) ||
+        if (isChecked && ((wifiApState == WifiManager.WIFI_AP_STATE_ENABLING) ||
                 (wifiApState == WifiManager.WIFI_AP_STATE_ENABLED))) {
             mWifiManager.setWifiApEnabled(null, false);
         }
-        if (mWifiManager.setWifiEnabled(enable)) {
-            mCheckBox.setEnabled(false);
-        } else {
-            mCheckBox.setSummary(R.string.wifi_error);
-        }
 
-        // Don't update UI to opposite state until we're sure
+        if (mWifiManager.setWifiEnabled(isChecked)) {
-        return false;
+            // Intent has been taken into account, disable until new state is active
+            mSwitch.setEnabled(false);
+        } else {
+            // Error
+            Toast.makeText(mContext, R.string.wifi_error, Toast.LENGTH_SHORT).show();
+        }
     }
 
     private void handleWifiStateChanged(int state) {
         switch (state) {
             case WifiManager.WIFI_STATE_ENABLING:
-                mCheckBox.setSummary(R.string.wifi_starting);
+                mSwitch.setEnabled(false);
-                mCheckBox.setEnabled(false);
                 break;
             case WifiManager.WIFI_STATE_ENABLED:
-                mCheckBox.setChecked(true);
+                mSwitch.setChecked(true);
-                mCheckBox.setSummary(null);
+                mSwitch.setEnabled(true);
-                mCheckBox.setEnabled(true);
                 break;
             case WifiManager.WIFI_STATE_DISABLING:
-                mCheckBox.setSummary(R.string.wifi_stopping);
+                mSwitch.setEnabled(false);
-                mCheckBox.setEnabled(false);
                 break;
             case WifiManager.WIFI_STATE_DISABLED:
-                mCheckBox.setChecked(false);
+                mSwitch.setChecked(false);
-                mCheckBox.setSummary(mOriginalSummary);
+                mSwitch.setEnabled(true);
-                mCheckBox.setEnabled(true);
                 break;
             default:
-                mCheckBox.setChecked(false);
+                mSwitch.setChecked(false);
-                mCheckBox.setSummary(R.string.wifi_error);
+                mSwitch.setEnabled(true);
-                mCheckBox.setEnabled(true);
         }
     }
 
-    private void handleStateChanged(NetworkInfo.DetailedState state) {
+    private void handleStateChanged(@SuppressWarnings("unused") NetworkInfo.DetailedState state) {
+        // After the refactoring from a CheckBoxPreference to a Switch, this method is useless since
+        // there is nowhere to display a summary.
+        // This code is kept in case a future change re-introduces an associated text.
+        /*
         // WifiInfo is valid if and only if Wi-Fi is enabled.
-        // Here we use the state of the check box as an optimization.
+        // Here we use the state of the switch as an optimization.
-        if (state != null && mCheckBox.isChecked()) {
+        if (state != null && mSwitch.isChecked()) {
             WifiInfo info = mWifiManager.getConnectionInfo();
             if (info != null) {
-                mCheckBox.setSummary(Summary.get(mContext, info.getSSID(), state));
+                //setSummary(Summary.get(mContext, info.getSSID(), state));
             }
         }
+        */
     }
 }

src/com/android/settings/wifi/WifiSettings.java

@@ -18,6 +18,7 @@ package com.android.settings.wifi;
 
 import static android.net.wifi.WifiConfiguration.INVALID_NETWORK_ID;
 
+import android.app.ActionBar;
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.content.BroadcastReceiver;
@@ -31,40 +32,35 @@ import android.net.NetworkInfo.DetailedState;
 import android.net.wifi.ScanResult;
 import android.net.wifi.SupplicantState;
 import android.net.wifi.WifiConfiguration;
+import android.net.wifi.WifiConfiguration.KeyMgmt;
 import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
 import android.net.wifi.WpsResult;
-import android.net.wifi.WifiConfiguration.KeyMgmt;
-import android.net.wifi.WpsConfiguration;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
-import android.preference.CheckBoxPreference;
 import android.preference.Preference;
-import android.preference.ListPreference;
 import android.preference.PreferenceActivity;
 import android.preference.PreferenceScreen;
-import android.provider.Settings.Secure;
-import android.provider.Settings;
 import android.security.Credentials;
 import android.security.KeyStore;
 import android.util.Log;
 import android.view.ContextMenu;
+import android.view.ContextMenu.ContextMenuInfo;
+import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
-import android.view.ContextMenu.ContextMenuInfo;
-import android.widget.Toast;
 import android.widget.AdapterView.AdapterContextMenuInfo;
+import android.widget.Switch;
+import android.widget.Toast;
 
 import com.android.internal.util.AsyncChannel;
-import com.android.settings.ProgressCategoryBase;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
-import com.android.settings.Utils;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -83,14 +79,14 @@ import java.util.concurrent.atomic.AtomicBoolean;
  * other decorations specific to that screen.
  */
 public class WifiSettings extends SettingsPreferenceFragment
-        implements DialogInterface.OnClickListener, Preference.OnPreferenceChangeListener  {
+        implements DialogInterface.OnClickListener  {
     private static final String TAG = "WifiSettings";
     private static final int MENU_ID_SCAN = Menu.FIRST;
-    private static final int MENU_ID_ADVANCED = Menu.FIRST + 1;
+    private static final int MENU_ID_ADD_NETWORK = Menu.FIRST + 1;
-    private static final int MENU_ID_CONNECT = Menu.FIRST + 2;
+    private static final int MENU_ID_ADVANCED = Menu.FIRST + 2;
-    private static final int MENU_ID_FORGET = Menu.FIRST + 3;
+    private static final int MENU_ID_CONNECT = Menu.FIRST + 3;
-    private static final int MENU_ID_MODIFY = Menu.FIRST + 4;
+    private static final int MENU_ID_FORGET = Menu.FIRST + 4;
-    private static final String KEY_SLEEP_POLICY = "sleep_policy";
+    private static final int MENU_ID_MODIFY = Menu.FIRST + 5;
 
     private final IntentFilter mFilter;
     private final BroadcastReceiver mReceiver;
@@ -98,12 +94,8 @@ public class WifiSettings extends SettingsPreferenceFragment
 
     private WifiManager mWifiManager;
     private WifiEnabler mWifiEnabler;
-    private CheckBoxPreference mNotifyOpenNetworks;
-    private ProgressCategoryBase mAccessPoints;
-    private Preference mAddNetwork;
     // An access point being editted is stored here.
     private AccessPoint mSelectedAccessPoint;
-    private boolean mEdit;
 
     private DetailedState mLastState;
     private WifiInfo mLastInfo;
@@ -180,60 +172,48 @@ public class WifiSettings extends SettingsPreferenceFragment
         // state, start it off in the right state
         mEnableNextOnConnection = intent.getBooleanExtra(EXTRA_ENABLE_NEXT_ON_CONNECT, false);
 
-        // Avoid re-adding on returning from an overlapping activity/fragment.
+        if (mEnableNextOnConnection) {
-        if (getPreferenceScreen() == null || getPreferenceScreen().getPreferenceCount() < 2) {
+            if (hasNextButton()) {
-            if (mEnableNextOnConnection) {
+                final ConnectivityManager connectivity = (ConnectivityManager)
-                if (hasNextButton()) {
+                        getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
-                    final ConnectivityManager connectivity = (ConnectivityManager)
+                if (connectivity != null) {
-                            getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
+                    NetworkInfo info = connectivity.getNetworkInfo(
-                    if (connectivity != null) {
+                            ConnectivityManager.TYPE_WIFI);
-                        NetworkInfo info = connectivity.getNetworkInfo(
+                    changeNextButtonState(info.isConnected());
-                                ConnectivityManager.TYPE_WIFI);
-                        changeNextButtonState(info.isConnected());
-                    }
                 }
             }
-
-            if (mInXlSetupWizard) {
-                addPreferencesFromResource(R.xml.wifi_access_points_for_wifi_setup_xl);
-            } else if (intent.getBooleanExtra("only_access_points", false)) {
-                addPreferencesFromResource(R.xml.wifi_access_points);
-            } else {
-                addPreferencesFromResource(R.xml.wifi_settings);
-                mWifiEnabler = new WifiEnabler(activity,
-                        (CheckBoxPreference) findPreference("enable_wifi"));
-                mNotifyOpenNetworks =
-                        (CheckBoxPreference) findPreference("notify_open_networks");
-                mNotifyOpenNetworks.setChecked(Secure.getInt(getContentResolver(),
-                        Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON, 0) == 1);
-            }
-            // This may be either ProgressCategory or AccessPointCategoryForXL.
-            final ProgressCategoryBase preference =
-                    (ProgressCategoryBase) findPreference("access_points");
-            mAccessPoints = preference;
-            mAccessPoints.setOrderingAsAdded(false);
-            mAddNetwork = findPreference("add_network");
-
-            ListPreference pref = (ListPreference) findPreference(KEY_SLEEP_POLICY);
-            if (pref != null) {
-                if (Utils.isWifiOnly()) {
-                    pref.setEntries(R.array.wifi_sleep_policy_entries_wifi_only);
-                    pref.setSummary(R.string.wifi_setting_sleep_policy_summary_wifi_only);
-                }
-                pref.setOnPreferenceChangeListener(this);
-                int value = Settings.System.getInt(getContentResolver(),
-                        Settings.System.WIFI_SLEEP_POLICY,
-                        Settings.System.WIFI_SLEEP_POLICY_NEVER);
-                pref.setValue(String.valueOf(value));
-            }
-
-            registerForContextMenu(getListView());
-            setHasOptionsMenu(true);
         }
 
+        if (mInXlSetupWizard) {
+            addPreferencesFromResource(R.xml.wifi_access_points_for_wifi_setup_xl);
+        } else {
+            addPreferencesFromResource(R.xml.wifi_settings);
+
+            Switch actionBarSwitch = new Switch(activity);
+
+            if (activity instanceof PreferenceActivity) {
+                PreferenceActivity preferenceActivity = (PreferenceActivity) activity;
+                if (preferenceActivity.onIsHidingHeaders() || !preferenceActivity.onIsMultiPane()) {
+                    final int padding = activity.getResources().getDimensionPixelSize(
+                            R.dimen.action_bar_switch_padding);
+                    actionBarSwitch.setPadding(0, 0, padding, 0);
+                    activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM,
+                            ActionBar.DISPLAY_SHOW_CUSTOM);
+                    activity.getActionBar().setCustomView(actionBarSwitch, new ActionBar.LayoutParams(
+                            ActionBar.LayoutParams.WRAP_CONTENT,
+                            ActionBar.LayoutParams.WRAP_CONTENT,
+                            Gravity.CENTER_VERTICAL | Gravity.RIGHT));
+                }
+            }
+
+            mWifiEnabler = new WifiEnabler(activity, actionBarSwitch);
+        }
+
+        registerForContextMenu(getListView());
+        setHasOptionsMenu(true);
+
         // After confirming PreferenceScreen is available, we call super.
         super.onActivityCreated(savedInstanceState);
-
     }
 
     @Override
@@ -249,6 +229,7 @@ public class WifiSettings extends SettingsPreferenceFragment
             mWifiManager.connectNetwork(mKeyStoreNetworkId);
         }
         mKeyStoreNetworkId = INVALID_NETWORK_ID;
+
         updateAccessPoints();
     }
 
@@ -270,8 +251,11 @@ public class WifiSettings extends SettingsPreferenceFragment
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
         // We don't want menus in Setup Wizard XL.
         if (!mInXlSetupWizard) {
+            final boolean wifiIsEnabled = mWifiManager.isWifiEnabled();
             menu.add(Menu.NONE, MENU_ID_SCAN, 0, R.string.wifi_menu_scan)
-                    .setIcon(R.drawable.ic_menu_scan_network);
+                    .setIcon(R.drawable.ic_menu_scan_network).setEnabled(wifiIsEnabled);
+            menu.add(Menu.NONE, MENU_ID_ADD_NETWORK, 0, R.string.wifi_add_network)
+                    .setIcon(android.R.drawable.ic_menu_add).setEnabled(wifiIsEnabled);
             menu.add(Menu.NONE, MENU_ID_ADVANCED, 0, R.string.wifi_menu_advanced)
                     .setIcon(android.R.drawable.ic_menu_manage);
         }
@@ -286,6 +270,11 @@ public class WifiSettings extends SettingsPreferenceFragment
                     mScanner.forceScan();
                 }
                 return true;
+            case MENU_ID_ADD_NETWORK:
+                if (mWifiManager.isWifiEnabled()) {
+                    onAddNetworkPressed();
+                }
+                return true;
             case MENU_ID_ADVANCED:
                 if (getActivity() instanceof PreferenceActivity) {
                     ((PreferenceActivity) getActivity()).startPreferencePanel(
@@ -363,43 +352,17 @@ public class WifiSettings extends SettingsPreferenceFragment
         if (preference instanceof AccessPoint) {
             mSelectedAccessPoint = (AccessPoint) preference;
             showConfigUi(mSelectedAccessPoint, false);
-        } else if (preference == mAddNetwork) {
-            onAddNetworkPressed();
-        } else if (preference == mNotifyOpenNetworks) {
-            Secure.putInt(getContentResolver(),
-                    Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
-                    mNotifyOpenNetworks.isChecked() ? 1 : 0);
         } else {
             return super.onPreferenceTreeClick(screen, preference);
         }
         return true;
     }
 
-    public boolean onPreferenceChange(Preference preference, Object newValue) {
-        String key = preference.getKey();
-        if (key == null) return true;
-
-        if (key.equals(KEY_SLEEP_POLICY)) {
-            try {
-                Settings.System.putInt(getContentResolver(),
-                        Settings.System.WIFI_SLEEP_POLICY, Integer.parseInt(((String) newValue)));
-            } catch (NumberFormatException e) {
-                Toast.makeText(getActivity(), R.string.wifi_setting_sleep_policy_error,
-                        Toast.LENGTH_SHORT).show();
-                return false;
-            }
-        }
-
-        return true;
-    }
-
-
     /**
      * Shows an appropriate Wifi configuration component.
      * Called when a user clicks "Add network" preference or one of available networks is selected.
      */
     private void showConfigUi(AccessPoint accessPoint, boolean edit) {
-        mEdit = edit;
         if (mInXlSetupWizard) {
             ((WifiSettingsForSetupWizardXL)getActivity()).showConfigUi(accessPoint, edit);
         } else {
@@ -430,20 +393,40 @@ public class WifiSettings extends SettingsPreferenceFragment
      * the strength of network and the security for it.
      */
     private void updateAccessPoints() {
-        mAccessPoints.removeAll();
+        final PreferenceScreen preferenceScreen = getPreferenceScreen();
+        preferenceScreen.removeAll();
+        final int wifiState = mWifiManager.getWifiState();
 
-        // AccessPoints are automatically sorted with TreeSet.
+        switch (wifiState) {
-        final Collection<AccessPoint> accessPoints = constructAccessPoints();
+            case WifiManager.WIFI_STATE_ENABLED:
-        if (mInXlSetupWizard) {
+                // AccessPoints are automatically sorted with TreeSet.
-            ((WifiSettingsForSetupWizardXL)getActivity()).onAccessPointsUpdated(
+                final Collection<AccessPoint> accessPoints = constructAccessPoints();
-                    mAccessPoints, accessPoints);
+                if (mInXlSetupWizard) {
-        } else {
+                    ((WifiSettingsForSetupWizardXL)getActivity()).onAccessPointsUpdated(
-            for (AccessPoint accessPoint : accessPoints) {
+                            getPreferenceScreen(), accessPoints);
-                mAccessPoints.addPreference(accessPoint);
+                } else {
-            }
+                    for (AccessPoint accessPoint : accessPoints) {
+                        getPreferenceScreen().addPreference(accessPoint);
+                    }
+                }
+                break;
+
+            case WifiManager.WIFI_STATE_DISABLING:
+                addMessagePreference(R.string.wifi_stopping);
+                break;
+
+            case WifiManager.WIFI_STATE_DISABLED:
+                addMessagePreference(R.string.wifi_empty_list_wifi_off);
+                break;
         }
     }
 
+    private void addMessagePreference(int messageId) {
+        Preference emptyListPreference = new Preference(getActivity());
+        emptyListPreference.setTitle(messageId);
+        getPreferenceScreen().addPreference(emptyListPreference);
+    }
+
     private Collection<AccessPoint> constructAccessPoints() {
         Collection<AccessPoint> accessPoints = new ArrayList<AccessPoint>();
 
@@ -542,9 +525,9 @@ public class WifiSettings extends SettingsPreferenceFragment
             mLastState = state;
         }
 
-        for (int i = mAccessPoints.getPreferenceCount() - 1; i >= 0; --i) {
+        for (int i = getPreferenceScreen().getPreferenceCount() - 1; i >= 0; --i) {
             // Maybe there's a WifiConfigPreference
-            Preference preference = mAccessPoints.getPreference(i);
+            Preference preference = getPreferenceScreen().getPreference(i);
             if (preference instanceof AccessPoint) {
                 final AccessPoint accessPoint = (AccessPoint) preference;
                 accessPoint.update(mLastInfo, mLastState);
@@ -557,12 +540,25 @@ public class WifiSettings extends SettingsPreferenceFragment
     }
 
     private void updateWifiState(int state) {
-        if (state == WifiManager.WIFI_STATE_ENABLED) {
+        getActivity().invalidateOptionsMenu();
-            mScanner.resume();
+
-        } else {
+        switch (state) {
-            mScanner.pause();
+            case WifiManager.WIFI_STATE_ENABLED:
-            mAccessPoints.removeAll();
+                mScanner.resume();
+                return; // not break, to avoid pause
+
+            case WifiManager.WIFI_STATE_ENABLING:
+                getPreferenceScreen().removeAll();
+                addMessagePreference(R.string.wifi_starting);
+                break;
+
+            case WifiManager.WIFI_STATE_DISABLED:
+                getPreferenceScreen().removeAll();
+                addMessagePreference(R.string.wifi_empty_list_wifi_off);
+                break;
         }
+
+        mScanner.pause();
     }
 
     private class Scanner extends Handler {
@@ -580,7 +576,6 @@ public class WifiSettings extends SettingsPreferenceFragment
 
         void pause() {
             mRetry = 0;
-            mAccessPoints.setProgress(false);
             removeMessages(0);
         }
 
@@ -594,7 +589,6 @@ public class WifiSettings extends SettingsPreferenceFragment
                         Toast.LENGTH_LONG).show();
                 return;
             }
-            mAccessPoints.setProgress(mRetry != 0);
             // Combo scans can take 5-6s to complete. Increase interval to 10s.
             sendEmptyMessageDelayed(0, 10000);
         }
@@ -636,6 +630,7 @@ public class WifiSettings extends SettingsPreferenceFragment
                             }
                             break;
                     }
+                    break;
                 //TODO: more connectivity feedback
                 default:
                     //Ignore
@@ -740,7 +735,7 @@ public class WifiSettings extends SettingsPreferenceFragment
             mScanner.resume();
         }
 
-        mAccessPoints.removeAll();
+        getPreferenceScreen().removeAll();
     }
 
     /**
@@ -753,8 +748,9 @@ public class WifiSettings extends SettingsPreferenceFragment
     }
 
     /* package */ int getAccessPointsCount() {
-        if (mAccessPoints != null) {
+        final boolean wifiIsEnabled = mWifiManager.isWifiEnabled();
-            return mAccessPoints.getPreferenceCount();
+        if (wifiIsEnabled) {
+            return getPreferenceScreen().getPreferenceCount();
         } else {
             return 0;
         }

src/com/android/settings/wifi/WifiSettingsForSetupWizardXL.java

@@ -16,8 +16,6 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
@@ -28,11 +26,9 @@ import android.net.wifi.WifiManager;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
-import android.preference.PreferenceCategory;
+import android.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.util.Log;
-import android.view.ContextMenu;
-import android.view.ContextMenu.ContextMenuInfo;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
@@ -43,6 +39,7 @@ import android.widget.ProgressBar;
 import android.widget.TextView;
 
 import com.android.internal.util.AsyncChannel;
+import com.android.settings.R;
 
 import java.util.Collection;
 import java.util.EnumMap;
@@ -666,9 +663,10 @@ public class WifiSettingsForSetupWizardXL extends Activity implements OnClickLis
     /**
      * Called when the list of AccessPoints are modified and this Activity needs to refresh
      * the list.
+     * @param preferenceScreen
      */
     /* package */ void onAccessPointsUpdated(
-            PreferenceCategory holder, Collection<AccessPoint> accessPoints) {
+            PreferenceScreen preferenceScreen, Collection<AccessPoint> accessPoints) {
         // If we already show some of access points but the bar still shows "scanning" state, it
         // should be stopped.
         if (mProgressBar.isIndeterminate() && accessPoints.size() > 0) {
@@ -683,7 +681,7 @@ public class WifiSettingsForSetupWizardXL extends Activity implements OnClickLis
 
         for (AccessPoint accessPoint : accessPoints) {
             accessPoint.setLayoutResource(R.layout.custom_preference);
-            holder.addPreference(accessPoint);
+            preferenceScreen.addPreference(accessPoint);
         }
     }
 
@@ -788,11 +786,6 @@ public class WifiSettingsForSetupWizardXL extends Activity implements OnClickLis
         mWifiManager.connectNetwork(config);
     }
 
-    @Override
-    public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo) {
-        super.onCreateContextMenu(menu, view, menuInfo);
-    }
-
     /**
      * Replace the current background with a new background whose id is resId if needed.
      */