Merge "SysUI: Refactor the NetworkControllerImpl" into lmp-mr1-dev
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
index 178590b..80ddd4a 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
@@ -29,7 +29,8 @@
 import com.android.systemui.qs.QSTileView;
 import com.android.systemui.qs.SignalTileView;
 import com.android.systemui.statusbar.policy.NetworkController;
-import com.android.systemui.statusbar.policy.NetworkController.DataUsageInfo;
+import com.android.systemui.statusbar.policy.NetworkController.MobileDataController;
+import com.android.systemui.statusbar.policy.NetworkController.MobileDataController.DataUsageInfo;
 import com.android.systemui.statusbar.policy.NetworkController.NetworkSignalChangedCallback;
 
 /** Quick settings tile: Cellular **/
@@ -38,11 +39,13 @@
             "com.android.settings", "com.android.settings.Settings$DataUsageSummaryActivity"));
 
     private final NetworkController mController;
+    private final MobileDataController mDataController;
     private final CellularDetailAdapter mDetailAdapter;
 
     public CellularTile(Host host) {
         super(host);
         mController = host.getNetworkController();
+        mDataController = mController.getMobileDataController();
         mDetailAdapter = new CellularDetailAdapter();
     }
 
@@ -72,7 +75,7 @@
 
     @Override
     protected void handleClick() {
-        if (mController.isMobileDataSupported()) {
+        if (mDataController.isMobileDataSupported()) {
             showDetail(true);
         } else {
             mHost.startSettingsActivity(CELLULAR_SETTINGS);
@@ -199,7 +202,8 @@
 
         @Override
         public Boolean getToggleState() {
-            return mController.isMobileDataSupported() ? mController.isMobileDataEnabled() : null;
+            return mDataController.isMobileDataSupported()
+                    ? mDataController.isMobileDataEnabled() : null;
         }
 
         @Override
@@ -209,7 +213,7 @@
 
         @Override
         public void setToggleState(boolean state) {
-            mController.setMobileDataEnabled(state);
+            mDataController.setMobileDataEnabled(state);
         }
 
         @Override
@@ -217,7 +221,7 @@
             final DataUsageDetailView v = (DataUsageDetailView) (convertView != null
                     ? convertView
                     : LayoutInflater.from(mContext).inflate(R.layout.data_usage, parent, false));
-            final DataUsageInfo info = mController.getDataUsageInfo();
+            final DataUsageInfo info = mDataController.getDataUsageInfo();
             if (info == null) return v;
             v.bind(info);
             return v;
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java
index 7bdb58f..eb816b7 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java
@@ -20,7 +20,6 @@
 import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.util.AttributeSet;
-import android.util.TypedValue;
 import android.view.View;
 import android.widget.LinearLayout;
 import android.widget.TextView;
@@ -61,7 +60,7 @@
                 R.dimen.qs_data_usage_text_size);
     }
 
-    public void bind(NetworkController.DataUsageInfo info) {
+    public void bind(NetworkController.MobileDataController.DataUsageInfo info) {
         final Resources res = mContext.getResources();
         final int titleId;
         final long bytes;
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
index 7aa884e..4fb1189 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
@@ -31,7 +31,8 @@
 import com.android.systemui.qs.QSTileView;
 import com.android.systemui.qs.SignalTileView;
 import com.android.systemui.statusbar.policy.NetworkController;
-import com.android.systemui.statusbar.policy.NetworkController.AccessPoint;
+import com.android.systemui.statusbar.policy.NetworkController.AccessPointController;
+import com.android.systemui.statusbar.policy.NetworkController.AccessPointController.AccessPoint;
 import com.android.systemui.statusbar.policy.NetworkController.NetworkSignalChangedCallback;
 
 /** Quick settings tile: Wifi **/
@@ -39,12 +40,14 @@
     private static final Intent WIFI_SETTINGS = new Intent(Settings.ACTION_WIFI_SETTINGS);
 
     private final NetworkController mController;
+    private final AccessPointController mWifiController;
     private final WifiDetailAdapter mDetailAdapter;
     private final QSTile.SignalState mStateBeforeClick = newTileState();
 
     public WifiTile(Host host) {
         super(host);
         mController = host.getNetworkController();
+        mWifiController = mController.getAccessPointController();
         mDetailAdapter = new WifiDetailAdapter();
     }
 
@@ -62,10 +65,10 @@
     public void setListening(boolean listening) {
         if (listening) {
             mController.addNetworkSignalChangedCallback(mCallback);
-            mController.addAccessPointCallback(mDetailAdapter);
+            mWifiController.addAccessPointCallback(mDetailAdapter);
         } else {
             mController.removeNetworkSignalChangedCallback(mCallback);
-            mController.removeAccessPointCallback(mDetailAdapter);
+            mWifiController.removeAccessPointCallback(mDetailAdapter);
         }
     }
 
@@ -87,7 +90,7 @@
 
     @Override
     protected void handleSecondaryClick() {
-        if (!mController.canConfigWifi()) {
+        if (!mWifiController.canConfigWifi()) {
             mHost.startSettingsActivity(new Intent(Settings.ACTION_WIFI_SETTINGS));
             return;
         }
@@ -231,7 +234,7 @@
     };
 
     private final class WifiDetailAdapter implements DetailAdapter,
-            NetworkController.AccessPointCallback, QSDetailItems.Callback {
+            NetworkController.AccessPointController.AccessPointCallback, QSDetailItems.Callback {
 
         private QSDetailItems mItems;
         private AccessPoint[] mAccessPoints;
@@ -261,7 +264,7 @@
         public View createDetailView(Context context, View convertView, ViewGroup parent) {
             if (DEBUG) Log.d(TAG, "createDetailView convertView=" + (convertView != null));
             mAccessPoints = null;
-            mController.scanForAccessPoints();
+            mWifiController.scanForAccessPoints();
             fireScanStateChanged(true);
             mItems = QSDetailItems.convertOrInflate(context, convertView, parent);
             mItems.setTagSuffix("Wifi");
@@ -287,7 +290,7 @@
             if (item == null || item.tag == null) return;
             final AccessPoint ap = (AccessPoint) item.tag;
             if (!ap.isConnected) {
-                if (mController.connect(ap)) {
+                if (mWifiController.connect(ap)) {
                     mHost.collapsePanels();
                 }
             }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java b/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
index 9154a48..418c57f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
@@ -48,6 +48,7 @@
     private int mMobileStrengthId = 0, mMobileTypeId = 0;
     private boolean mIsAirplaneMode = false;
     private int mAirplaneIconId = 0;
+    private int mAirplaneContentDescription;
     private String mWifiDescription, mMobileDescription, mMobileTypeDescription;
     private boolean mIsMobileTypeIconWide;
 
@@ -160,9 +161,10 @@
     }
 
     @Override
-    public void setIsAirplaneMode(boolean is, int airplaneIconId) {
+    public void setIsAirplaneMode(boolean is, int airplaneIconId, int contentDescription) {
         mIsAirplaneMode = is;
         mAirplaneIconId = airplaneIconId;
+        mAirplaneContentDescription = contentDescription;
 
         apply();
     }
@@ -236,6 +238,8 @@
 
         if (mIsAirplaneMode) {
             mAirplane.setImageResource(mAirplaneIconId);
+            mAirplane.setContentDescription(mAirplaneContentDescription != 0 ?
+                    mContext.getString(mAirplaneContentDescription) : "");
             mAirplane.setVisibility(View.VISIBLE);
         } else {
             mAirplane.setVisibility(View.GONE);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 3b2d3cb..9a1ac49 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -79,6 +79,7 @@
 import android.service.notification.NotificationListenerService;
 import android.service.notification.NotificationListenerService.RankingMap;
 import android.service.notification.StatusBarNotification;
+import android.text.TextUtils;
 import android.util.ArraySet;
 import android.util.DisplayMetrics;
 import android.util.EventLog;
@@ -821,7 +822,12 @@
         signalClusterQs.setNetworkController(mNetworkController);
         final boolean isAPhone = mNetworkController.hasVoiceCallingFeature();
         if (isAPhone) {
-            mNetworkController.addEmergencyLabelView(mHeader);
+            mNetworkController.addEmergencyListener(new NetworkControllerImpl.EmergencyListener() {
+                @Override
+                public void setEmergencyCallsOnly(boolean emergencyOnly) {
+                    mHeader.setShowEmergencyCallsOnly(emergencyOnly);
+                }
+            });
         }
 
         mCarrierLabel = (TextView)mStatusBarWindow.findViewById(R.id.carrier_label);
@@ -830,13 +836,19 @@
         if (mShowCarrierInPanel) {
             mCarrierLabel.setVisibility(mCarrierLabelVisible ? View.VISIBLE : View.INVISIBLE);
 
-            // for mobile devices, we always show mobile connection info here (SPN/PLMN)
-            // for other devices, we show whatever network is connected
-            if (mNetworkController.hasMobileDataFeature()) {
-                mNetworkController.addMobileLabelView(mCarrierLabel);
-            } else {
-                mNetworkController.addCombinedLabelView(mCarrierLabel);
-            }
+            mNetworkController.addCarrierLabel(new NetworkControllerImpl.CarrierLabelListener() {
+                @Override
+                public void setCarrierLabel(String label) {
+                    mCarrierLabel.setText(label);
+                    if (mNetworkController.hasMobileDataFeature()) {
+                        if (TextUtils.isEmpty(label)) {
+                            mCarrierLabel.setVisibility(View.GONE);
+                        } else {
+                            mCarrierLabel.setVisibility(View.VISIBLE);
+                        }
+                    }
+                }
+            });
 
             // set up the dynamic hide/show of the label
             // TODO: uncomment, handle this for the Stack scroller aswell
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java
index 45a1386..8ce608c 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java
@@ -122,7 +122,7 @@
                     tile.userSwitch(newUserId);
                 }
                 mSecurity.onUserSwitched(newUserId);
-                mNetwork.onUserSwitched(newUserId);
+                mNetwork.getAccessPointController().onUserSwitched(newUserId);
                 mObserver.register();
             }
         };
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessPointController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessPointControllerImpl.java
similarity index 95%
rename from packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessPointController.java
rename to packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessPointControllerImpl.java
index 0a385d7..6fec97e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessPointController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessPointControllerImpl.java
@@ -36,15 +36,13 @@
 import android.util.Log;
 
 import com.android.systemui.R;
-import com.android.systemui.statusbar.policy.NetworkController.AccessPoint;
-import com.android.systemui.statusbar.policy.NetworkController.AccessPointCallback;
 
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
 
-public class AccessPointController {
+public class AccessPointControllerImpl implements NetworkController.AccessPointController {
     private static final String TAG = "AccessPointController";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
@@ -69,7 +67,7 @@
     private boolean mScanning;
     private int mCurrentUser;
 
-    public AccessPointController(Context context) {
+    public AccessPointControllerImpl(Context context) {
         mContext = context;
         mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
         mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
@@ -81,25 +79,28 @@
                 new UserHandle(mCurrentUser));
     }
 
-    void onUserSwitched(int newUserId) {
+    public void onUserSwitched(int newUserId) {
         mCurrentUser = newUserId;
     }
 
-    public void addCallback(AccessPointCallback callback) {
+    @Override
+    public void addAccessPointCallback(AccessPointCallback callback) {
         if (callback == null || mCallbacks.contains(callback)) return;
         if (DEBUG) Log.d(TAG, "addCallback " + callback);
         mCallbacks.add(callback);
         mReceiver.setListening(!mCallbacks.isEmpty());
     }
 
-    public void removeCallback(AccessPointCallback callback) {
+    @Override
+    public void removeAccessPointCallback(AccessPointCallback callback) {
         if (callback == null) return;
         if (DEBUG) Log.d(TAG, "removeCallback " + callback);
         mCallbacks.remove(callback);
         mReceiver.setListening(!mCallbacks.isEmpty());
     }
 
-    public void scan() {
+    @Override
+    public void scanForAccessPoints() {
         if (mScanning) return;
         if (DEBUG) Log.d(TAG, "scan!");
         mScanning = mWifiManager.startScan();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessibilityContentDescriptions.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessibilityContentDescriptions.java
index 7ac2a98..b7c74e3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessibilityContentDescriptions.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/AccessibilityContentDescriptions.java
@@ -33,11 +33,5 @@
         R.string.accessibility_wifi_three_bars,
         R.string.accessibility_wifi_signal_full
     };
-    static final int[] WIMAX_CONNECTION_STRENGTH = {
-        R.string.accessibility_no_wimax,
-        R.string.accessibility_wimax_one_bar,
-        R.string.accessibility_wimax_two_bars,
-        R.string.accessibility_wimax_three_bars,
-        R.string.accessibility_wimax_signal_full
-    };
+    static final int WIFI_NO_CONNECTION = R.string.accessibility_no_wifi;
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileDataController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileDataControllerImpl.java
similarity index 94%
rename from packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileDataController.java
rename to packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileDataControllerImpl.java
index 33d68bf..20f0a83 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileDataController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileDataControllerImpl.java
@@ -38,12 +38,10 @@
 import android.text.format.Time;
 import android.util.Log;
 
-import com.android.systemui.statusbar.policy.NetworkController.DataUsageInfo;
-
 import java.util.Date;
 import java.util.Locale;
 
-public class MobileDataController {
+public class MobileDataControllerImpl implements NetworkController.MobileDataController {
     private static final String TAG = "MobileDataController";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
@@ -61,8 +59,9 @@
 
     private INetworkStatsSession mSession;
     private Callback mCallback;
+    private NetworkControllerImpl mNetworkController;
 
-    public MobileDataController(Context context) {
+    public MobileDataControllerImpl(Context context) {
         mContext = context;
         mTelephonyManager = TelephonyManager.from(context);
         mConnectivityManager = ConnectivityManager.from(context);
@@ -71,6 +70,10 @@
         mPolicyManager = NetworkPolicyManager.from(mContext);
     }
 
+    public void setNetworkController(NetworkControllerImpl networkController) {
+        mNetworkController = networkController;
+    }
+
     private INetworkStatsSession getSession() {
         if (mSession == null) {
             try {
@@ -155,6 +158,9 @@
             } else {
                 usage.warningLevel = DEFAULT_WARNING_LEVEL;
             }
+            if (usage != null) {
+                usage.carrier = mNetworkController.getMobileNetworkName();
+            }
             return usage;
         } catch (RemoteException e) {
             return warn("remote call failed");
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
index bb29d01..b024f58 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
@@ -22,6 +22,8 @@
     void addNetworkSignalChangedCallback(NetworkSignalChangedCallback cb);
     void removeNetworkSignalChangedCallback(NetworkSignalChangedCallback cb);
     void setWifiEnabled(boolean enabled);
+    AccessPointController getAccessPointController();
+    MobileDataController getMobileDataController();
 
     public interface NetworkSignalChangedCallback {
         void onWifiSignalChanged(boolean enabled, boolean connected, int wifiSignalIconId,
@@ -36,38 +38,50 @@
         void onMobileDataEnabled(boolean enabled);
     }
 
-    void addAccessPointCallback(AccessPointCallback callback);
-    void removeAccessPointCallback(AccessPointCallback callback);
-    void scanForAccessPoints();
-    boolean connect(AccessPoint ap);
-    boolean isMobileDataSupported();
-    boolean isMobileDataEnabled();
-    void setMobileDataEnabled(boolean enabled);
-    DataUsageInfo getDataUsageInfo();
-    boolean canConfigWifi();
-    void onUserSwitched(int newUserId);
+    /**
+     * Tracks changes in access points.  Allows listening for changes, scanning for new APs,
+     * and connecting to new ones.
+     */
+    public interface AccessPointController {
+        void addAccessPointCallback(AccessPointCallback callback);
+        void removeAccessPointCallback(AccessPointCallback callback);
+        void scanForAccessPoints();
+        boolean connect(AccessPoint ap);
+        boolean canConfigWifi();
+        void onUserSwitched(int newUserId);
 
-    public interface AccessPointCallback {
-        void onAccessPointsChanged(AccessPoint[] accessPoints);
+        public interface AccessPointCallback {
+            void onAccessPointsChanged(AccessPoint[] accessPoints);
+        }
+
+        public static class AccessPoint {
+            public static final int NO_NETWORK = -1;  // see WifiManager
+
+            public int networkId;
+            public int iconId;
+            public String ssid;
+            public boolean isConnected;
+            public boolean isConfigured;
+            public boolean hasSecurity;
+            public int level;  // 0 - 5
+        }
     }
 
-    public static class AccessPoint {
-        public static final int NO_NETWORK = -1;  // see WifiManager
+    /**
+     * Tracks mobile data support and usage.
+     */
+    public interface MobileDataController {
+        boolean isMobileDataSupported();
+        boolean isMobileDataEnabled();
+        void setMobileDataEnabled(boolean enabled);
+        DataUsageInfo getDataUsageInfo();
 
-        public int networkId;
-        public int iconId;
-        public String ssid;
-        public boolean isConnected;
-        public boolean isConfigured;
-        public boolean hasSecurity;
-        public int level;  // 0 - 5
-    }
-
-    public static class DataUsageInfo {
-        public String carrier;
-        public String period;
-        public long limitLevel;
-        public long warningLevel;
-        public long usageLevel;
+        public static class DataUsageInfo {
+            public String carrier;
+            public String period;
+            public long limitLevel;
+            public long warningLevel;
+            public long usageLevel;
+        }
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
index 07762a4..5a97c75 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
@@ -26,7 +26,6 @@
 import android.net.wifi.WifiConfiguration;
 import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
-import android.net.wimax.WimaxManagerConstants;
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.os.Handler;
@@ -37,9 +36,8 @@
 import android.telephony.ServiceState;
 import android.telephony.SignalStrength;
 import android.telephony.TelephonyManager;
+import android.text.format.DateFormat;
 import android.util.Log;
-import android.view.View;
-import android.widget.TextView;
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.telephony.IccCardConstants;
@@ -48,130 +46,66 @@
 import com.android.internal.util.AsyncChannel;
 import com.android.systemui.DemoMode;
 import com.android.systemui.R;
-import com.android.systemui.statusbar.phone.StatusBarHeaderView;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Locale;
+import java.util.Map;
+import java.util.Objects;
 
 /** Platform implementation of the network controller. **/
 public class NetworkControllerImpl extends BroadcastReceiver
         implements NetworkController, DemoMode {
     // debug
-    static final String TAG = "StatusBar.NetworkController";
-    static final boolean DEBUG = false;
-    static final boolean CHATTY = false; // additional diagnostics, but not logspew
+    static final String TAG = "NetworkController";
+    static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
+    // additional diagnostics, but not logspew
+    static final boolean CHATTY =  Log.isLoggable(TAG + ".Chat", Log.DEBUG);
+    // Save the previous states of all SignalController state info.
+    static final boolean RECORD_HISTORY = true;
+    // How many to save, must be a power of 2.
+    static final int HISTORY_SIZE = 16;
 
-    // telephony
-    boolean mHspaDataDistinguishable;
-    final TelephonyManager mPhone;
-    boolean mDataConnected;
-    IccCardConstants.State mSimState = IccCardConstants.State.READY;
-    int mPhoneState = TelephonyManager.CALL_STATE_IDLE;
-    int mDataNetType = TelephonyManager.NETWORK_TYPE_UNKNOWN;
-    int mDataState = TelephonyManager.DATA_DISCONNECTED;
-    int mDataActivity = TelephonyManager.DATA_ACTIVITY_NONE;
-    ServiceState mServiceState;
-    SignalStrength mSignalStrength;
-    int[] mDataIconList = TelephonyIcons.DATA_G[0];
-    String mNetworkName;
-    String mNetworkNameDefault;
-    String mNetworkNameSeparator;
-    int mPhoneSignalIconId;
-    int mQSPhoneSignalIconId;
-    int mDataDirectionIconId; // data + data direction on phones
-    int mDataSignalIconId;
-    int mDataTypeIconId;
-    int mQSDataTypeIconId;
-    int mAirplaneIconId;
-    boolean mDataActive;
-    boolean mNoSim;
-    int mLastSignalLevel;
-    boolean mShowPhoneRSSIForData = false;
-    boolean mShowAtLeastThreeGees = false;
-    boolean mAlwaysShowCdmaRssi = false;
+    private static final int INET_CONDITION_THRESHOLD = 50;
 
-    String mContentDescriptionPhoneSignal;
-    String mContentDescriptionWifi;
-    String mContentDescriptionWimax;
-    String mContentDescriptionCombinedSignal;
-    String mContentDescriptionDataType;
+    private final Context mContext;
+    private final TelephonyManager mPhone;
+    private final WifiManager mWifiManager;
+    private final ConnectivityManager mConnectivityManager;
+    private final boolean mHasMobileDataFeature;
 
-    // wifi
-    final WifiManager mWifiManager;
-    AsyncChannel mWifiChannel;
-    boolean mWifiEnabled, mWifiConnected;
-    int mWifiRssi, mWifiLevel;
-    String mWifiSsid;
-    int mWifiIconId = 0;
-    int mQSWifiIconId = 0;
-    int mWifiActivity = WifiManager.DATA_ACTIVITY_NONE;
+    // Subcontrollers.
+    @VisibleForTesting
+    final WifiSignalController mWifiSignalController;
+    @VisibleForTesting
+    final MobileSignalController mMobileSignalController;
+    private final AccessPointController mAccessPoints;
+    private final MobileDataControllerImpl mMobileDataController;
 
     // bluetooth
     private boolean mBluetoothTethered = false;
-    private int mBluetoothTetherIconId =
-        com.android.internal.R.drawable.stat_sys_tether_bluetooth;
-
-    //wimax
-    private boolean mWimaxSupported = false;
-    private boolean mIsWimaxEnabled = false;
-    private boolean mWimaxConnected = false;
-    private boolean mWimaxIdle = false;
-    private int mWimaxIconId = 0;
-    private int mWimaxSignal = 0;
-    private int mWimaxState = 0;
-    private int mWimaxExtraState = 0;
 
     // data connectivity (regardless of state, can we access the internet?)
     // state of inet connection - 0 not connected, 100 connected
     private boolean mConnected = false;
     private int mConnectedNetworkType = ConnectivityManager.TYPE_NONE;
     private String mConnectedNetworkTypeName;
-    private int mLastConnectedNetworkType = ConnectivityManager.TYPE_NONE;
+    private boolean mInetCondition; // Used for Logging and demo.
 
-    private int mInetCondition = 0;
-    private int mLastInetCondition = 0;
-    private static final int INET_CONDITION_THRESHOLD = 50;
-
+    // States that don't belong to a subcontroller.
     private boolean mAirplaneMode = false;
-    private boolean mLastAirplaneMode = true;
-
     private Locale mLocale = null;
-    private Locale mLastLocale = null;
 
-    // our ui
-    Context mContext;
-    ArrayList<TextView> mCombinedLabelViews = new ArrayList<TextView>();
-    ArrayList<TextView> mMobileLabelViews = new ArrayList<TextView>();
-    ArrayList<TextView> mWifiLabelViews = new ArrayList<TextView>();
-    ArrayList<StatusBarHeaderView> mEmergencyViews = new ArrayList<>();
-    ArrayList<SignalCluster> mSignalClusters = new ArrayList<SignalCluster>();
-    ArrayList<NetworkSignalChangedCallback> mSignalsChangedCallbacks =
+    // All the callbacks.
+    private ArrayList<EmergencyListener> mEmergencyListeners = new ArrayList<EmergencyListener>();
+    private ArrayList<CarrierLabelListener> mCarrierListeners =
+            new ArrayList<CarrierLabelListener>();
+    private ArrayList<SignalCluster> mSignalClusters = new ArrayList<SignalCluster>();
+    private ArrayList<NetworkSignalChangedCallback> mSignalsChangedCallbacks =
             new ArrayList<NetworkSignalChangedCallback>();
-    int mLastPhoneSignalIconId = -1;
-    int mLastDataDirectionIconId = -1;
-    int mLastWifiIconId = -1;
-    int mLastWimaxIconId = -1;
-    int mLastCombinedSignalIconId = -1;
-    int mLastDataTypeIconId = -1;
-    String mLastCombinedLabel = "";
-
-    private boolean mHasMobileDataFeature;
-
-    boolean mDataAndWifiStacked = false;
-
-    public interface SignalCluster {
-        void setWifiIndicators(boolean visible, int strengthIcon, String contentDescription);
-        void setMobileDataIndicators(boolean visible, int strengthIcon, int typeIcon,
-                String contentDescription, String typeContentDescription, boolean isTypeIconWide);
-        void setIsAirplaneMode(boolean is, int airplaneIcon);
-    }
-
-    private final AccessPointController mAccessPoints;
-    private final MobileDataController mMobileDataController;
-    private final ConnectivityManager mConnectivityManager;
 
     /**
      * Construct this controller object and register for updates.
@@ -180,70 +114,50 @@
         this(context, (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE),
                 (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE),
                 (WifiManager) context.getSystemService(Context.WIFI_SERVICE),
-                new AccessPointController(context), new MobileDataController(context));
+                Config.readConfig(context), new AccessPointControllerImpl(context),
+                new MobileDataControllerImpl(context));
         registerListeners();
     }
 
     @VisibleForTesting
     NetworkControllerImpl(Context context, ConnectivityManager connectivityManager,
-            TelephonyManager telephonyManager, WifiManager wifiManager,
-            AccessPointController accessPointController,
-            MobileDataController mobileDataController) {
+            TelephonyManager telephonyManager, WifiManager wifiManager, Config config,
+            AccessPointControllerImpl accessPointController,
+            MobileDataControllerImpl mobileDataController) {
         mContext = context;
-        final Resources res = context.getResources();
 
         mConnectivityManager = connectivityManager;
         mHasMobileDataFeature =
                 mConnectivityManager.isNetworkSupported(ConnectivityManager.TYPE_MOBILE);
 
-        mShowPhoneRSSIForData = res.getBoolean(R.bool.config_showPhoneRSSIForData);
-        mShowAtLeastThreeGees = res.getBoolean(R.bool.config_showMin3G);
-        mAlwaysShowCdmaRssi = res.getBoolean(
-                com.android.internal.R.bool.config_alwaysUseCdmaRssi);
-
-        // set up the default wifi icon, used when no radios have ever appeared
-        updateWifiIcons();
-        updateWimaxIcons();
-
         // telephony
         mPhone = (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);
-        mHspaDataDistinguishable = mContext.getResources().getBoolean(
-                R.bool.config_hspa_data_distinguishable);
-        mNetworkNameSeparator = mContext.getString(R.string.status_bar_network_name_separator);
-        mNetworkNameDefault = mContext.getString(
-                com.android.internal.R.string.lockscreen_carrier_default);
-        mNetworkName = mNetworkNameDefault;
 
         // wifi
         mWifiManager = wifiManager;
-        Handler handler = new WifiHandler();
-        mWifiChannel = new AsyncChannel();
-        Messenger wifiMessenger = mWifiManager.getWifiServiceMessenger();
-        if (wifiMessenger != null) {
-            mWifiChannel.connect(mContext, handler, wifiMessenger);
-        }
 
-        // AIRPLANE_MODE_CHANGED is sent at boot; we've probably already missed it
-        updateAirplaneMode();
-
-        mLastLocale = mContext.getResources().getConfiguration().locale;
+        mLocale = mContext.getResources().getConfiguration().locale;
         mAccessPoints = accessPointController;
         mMobileDataController = mobileDataController;
-        mMobileDataController.setCallback(new MobileDataController.Callback() {
+        mMobileDataController.setNetworkController(this);
+        // TODO: Find a way to move this into MobileDataController.
+        mMobileDataController.setCallback(new MobileDataControllerImpl.Callback() {
             @Override
             public void onMobileDataEnabled(boolean enabled) {
                 notifyMobileDataEnabled(enabled);
             }
         });
+        mWifiSignalController = new WifiSignalController(mContext, mHasMobileDataFeature,
+                mSignalsChangedCallbacks, mSignalClusters, this);
+        mMobileSignalController = new MobileSignalController(mContext, config,
+                mHasMobileDataFeature, mPhone, mSignalsChangedCallbacks, mSignalClusters, this);
+
+        // AIRPLANE_MODE_CHANGED is sent at boot; we've probably already missed it
+        updateAirplaneMode(true);
     }
 
     private void registerListeners() {
-        mPhone.listen(mPhoneStateListener,
-                          PhoneStateListener.LISTEN_SERVICE_STATE
-                        | PhoneStateListener.LISTEN_SIGNAL_STRENGTHS
-                        | PhoneStateListener.LISTEN_CALL_STATE
-                        | PhoneStateListener.LISTEN_DATA_CONNECTION_STATE
-                        | PhoneStateListener.LISTEN_DATA_ACTIVITY);
+        mMobileSignalController.registerListener();
 
         // broadcasts
         IntentFilter filter = new IntentFilter();
@@ -256,29 +170,38 @@
         filter.addAction(ConnectivityManager.INET_CONDITION_ACTION);
         filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
         filter.addAction(Intent.ACTION_AIRPLANE_MODE_CHANGED);
-        mWimaxSupported = mContext.getResources().getBoolean(
-                com.android.internal.R.bool.config_wimaxEnabled);
-        if(mWimaxSupported) {
-            filter.addAction(WimaxManagerConstants.WIMAX_NETWORK_STATE_CHANGED_ACTION);
-            filter.addAction(WimaxManagerConstants.SIGNAL_LEVEL_CHANGED_ACTION);
-            filter.addAction(WimaxManagerConstants.NET_4G_STATE_CHANGED_ACTION);
-        }
         mContext.registerReceiver(this, filter);
     }
 
-    @Override
-    public boolean canConfigWifi() {
-        return mAccessPoints.canConfigWifi();
+    private void unregisterListeners() {
+        mMobileSignalController.unregisterListener();
+        mContext.unregisterReceiver(this);
     }
 
     @Override
-    public void onUserSwitched(int newUserId) {
-        mAccessPoints.onUserSwitched(newUserId);
+    public AccessPointController getAccessPointController() {
+        return mAccessPoints;
+    }
+
+    @Override
+    public MobileDataController getMobileDataController() {
+        return mMobileDataController;
+    }
+
+    public void addEmergencyListener(EmergencyListener listener) {
+        mEmergencyListeners.add(listener);
+        refreshCarrierLabel();
+    }
+
+    public void addCarrierLabel(CarrierLabelListener listener) {
+        mCarrierListeners.add(listener);
+        refreshCarrierLabel();
     }
 
     private void notifyMobileDataEnabled(boolean enabled) {
-        for (NetworkSignalChangedCallback cb : mSignalsChangedCallbacks) {
-            cb.onMobileDataEnabled(enabled);
+        int length = mSignalsChangedCallbacks.size();
+        for (int i = 0; i < length; i++) {
+            mSignalsChangedCallbacks.get(i).onMobileDataEnabled(enabled);
         }
     }
 
@@ -290,34 +213,40 @@
         return mPhone.getPhoneType() != TelephonyManager.PHONE_TYPE_NONE;
     }
 
+    public String getMobileNetworkName() {
+        return mMobileSignalController.mCurrentState.networkName;
+    }
+
     public boolean isEmergencyOnly() {
-        return (mServiceState != null && mServiceState.isEmergencyOnly());
+        return mMobileSignalController.isEmergencyOnly();
     }
 
-    public void addCombinedLabelView(TextView v) {
-        mCombinedLabelViews.add(v);
-    }
+    /**
+     * Emergency status may have changed (triggered by MobileSignalController),
+     * so we should recheck and send out the state to listeners.
+     */
+    void recalculateEmergency() {
+        final boolean emergencyOnly = isEmergencyOnly();
 
-    public void addMobileLabelView(TextView v) {
-        mMobileLabelViews.add(v);
-    }
-
-    public void addWifiLabelView(TextView v) {
-        mWifiLabelViews.add(v);
-    }
-
-    public void addEmergencyLabelView(StatusBarHeaderView v) {
-        mEmergencyViews.add(v);
+        int length = mEmergencyListeners.size();
+        for (int i = 0; i < length; i++) {
+            mEmergencyListeners.get(i).setEmergencyCallsOnly(emergencyOnly);
+        }
     }
 
     public void addSignalCluster(SignalCluster cluster) {
         mSignalClusters.add(cluster);
-        refreshSignalCluster(cluster);
+        cluster.setIsAirplaneMode(mAirplaneMode, TelephonyIcons.FLIGHT_MODE_ICON,
+                R.string.accessibility_airplane_mode);
+        mWifiSignalController.notifyListeners();
+        mMobileSignalController.notifyListeners();
     }
 
     public void addNetworkSignalChangedCallback(NetworkSignalChangedCallback cb) {
         mSignalsChangedCallbacks.add(cb);
-        notifySignalsChangedCallbacks(cb);
+        cb.onAirplaneModeChanged(mAirplaneMode);
+        mWifiSignalController.notifyListeners();
+        mMobileSignalController.notifyListeners();
     }
 
     public void removeNetworkSignalChangedCallback(NetworkSignalChangedCallback cb) {
@@ -325,26 +254,6 @@
     }
 
     @Override
-    public void addAccessPointCallback(AccessPointCallback callback) {
-        mAccessPoints.addCallback(callback);
-    }
-
-    @Override
-    public void removeAccessPointCallback(AccessPointCallback callback) {
-        mAccessPoints.removeCallback(callback);
-    }
-
-    @Override
-    public void scanForAccessPoints() {
-        mAccessPoints.scan();
-    }
-
-    @Override
-    public boolean connect(AccessPoint ap) {
-        return mAccessPoints.connect(ap);
-    }
-
-    @Override
     public void setWifiEnabled(final boolean enabled) {
         new AsyncTask<Void, Void, Void>() {
             @Override
@@ -352,7 +261,7 @@
                 // Disable tethering if enabling Wifi
                 final int wifiApState = mWifiManager.getWifiApState();
                 if (enabled && ((wifiApState == WifiManager.WIFI_AP_STATE_ENABLING) ||
-                               (wifiApState == WifiManager.WIFI_AP_STATE_ENABLED))) {
+                        (wifiApState == WifiManager.WIFI_AP_STATE_ENABLED))) {
                     mWifiManager.setWifiApEnabled(null, false);
                 }
 
@@ -363,732 +272,79 @@
     }
 
     @Override
-    public DataUsageInfo getDataUsageInfo() {
-        final DataUsageInfo info =  mMobileDataController.getDataUsageInfo();
-        if (info != null) {
-            info.carrier = mNetworkName;
-        }
-        return info;
-    }
-
-    @Override
-    public boolean isMobileDataSupported() {
-        return mMobileDataController.isMobileDataSupported();
-    }
-
-    @Override
-    public boolean isMobileDataEnabled() {
-        return mMobileDataController.isMobileDataEnabled();
-    }
-
-    @Override
-    public void setMobileDataEnabled(boolean enabled) {
-        mMobileDataController.setMobileDataEnabled(enabled);
-    }
-
-    private boolean isTypeIconWide(int iconId) {
-        return TelephonyIcons.ICON_LTE == iconId || TelephonyIcons.ICON_1X == iconId
-                || TelephonyIcons.ICON_3G == iconId || TelephonyIcons.ICON_4G == iconId;
-    }
-
-    private boolean isQsTypeIconWide(int iconId) {
-        return TelephonyIcons.QS_ICON_LTE == iconId || TelephonyIcons.QS_ICON_1X == iconId
-                || TelephonyIcons.QS_ICON_3G == iconId || TelephonyIcons.QS_ICON_4G == iconId;
-    }
-
-    public void refreshSignalCluster(SignalCluster cluster) {
-        if (mDemoMode) return;
-        cluster.setWifiIndicators(
-                // only show wifi in the cluster if connected or if wifi-only
-                mWifiEnabled && (mWifiConnected || !mHasMobileDataFeature),
-                mWifiIconId,
-                mContentDescriptionWifi);
-
-        if (mIsWimaxEnabled && mWimaxConnected) {
-            // wimax is special
-            cluster.setMobileDataIndicators(
-                    true,
-                    mAlwaysShowCdmaRssi ? mPhoneSignalIconId : mWimaxIconId,
-                    mDataTypeIconId,
-                    mContentDescriptionWimax,
-                    mContentDescriptionDataType,
-                    false /* isTypeIconWide */ );
-        } else {
-            // normal mobile data
-            cluster.setMobileDataIndicators(
-                    mHasMobileDataFeature,
-                    mShowPhoneRSSIForData ? mPhoneSignalIconId : mDataSignalIconId,
-                    mDataTypeIconId,
-                    mContentDescriptionPhoneSignal,
-                    mContentDescriptionDataType,
-                    isTypeIconWide(mDataTypeIconId));
-        }
-        cluster.setIsAirplaneMode(mAirplaneMode, mAirplaneIconId);
-    }
-
-    void notifySignalsChangedCallbacks(NetworkSignalChangedCallback cb) {
-        // only show wifi in the cluster if connected or if wifi-only
-        boolean wifiEnabled = mWifiEnabled && (mWifiConnected || !mHasMobileDataFeature);
-        String wifiDesc = wifiEnabled ?
-                mWifiSsid : null;
-        boolean wifiIn = wifiEnabled && mWifiSsid != null
-                && (mWifiActivity == WifiManager.DATA_ACTIVITY_INOUT
-                || mWifiActivity == WifiManager.DATA_ACTIVITY_IN);
-        boolean wifiOut = wifiEnabled && mWifiSsid != null
-                && (mWifiActivity == WifiManager.DATA_ACTIVITY_INOUT
-                || mWifiActivity == WifiManager.DATA_ACTIVITY_OUT);
-        cb.onWifiSignalChanged(mWifiEnabled, mWifiConnected, mQSWifiIconId, wifiIn, wifiOut,
-                mContentDescriptionWifi, wifiDesc);
-
-        boolean mobileIn = mDataConnected && (mDataActivity == TelephonyManager.DATA_ACTIVITY_INOUT
-                || mDataActivity == TelephonyManager.DATA_ACTIVITY_IN);
-        boolean mobileOut = mDataConnected && (mDataActivity == TelephonyManager.DATA_ACTIVITY_INOUT
-                || mDataActivity == TelephonyManager.DATA_ACTIVITY_OUT);
-        if (isEmergencyOnly()) {
-            cb.onMobileDataSignalChanged(false, mQSPhoneSignalIconId,
-                    mContentDescriptionPhoneSignal, mQSDataTypeIconId, mobileIn, mobileOut,
-                    mContentDescriptionDataType, null, mNoSim, isQsTypeIconWide(mQSDataTypeIconId));
-        } else {
-            if (mIsWimaxEnabled && mWimaxConnected) {
-                // Wimax is special
-                cb.onMobileDataSignalChanged(true, mQSPhoneSignalIconId,
-                        mContentDescriptionPhoneSignal, mQSDataTypeIconId, mobileIn, mobileOut,
-                        mContentDescriptionDataType, mNetworkName, mNoSim,
-                        isQsTypeIconWide(mQSDataTypeIconId));
-            } else {
-                // Normal mobile data
-                cb.onMobileDataSignalChanged(mHasMobileDataFeature, mQSPhoneSignalIconId,
-                        mContentDescriptionPhoneSignal, mQSDataTypeIconId, mobileIn, mobileOut,
-                        mContentDescriptionDataType, mNetworkName, mNoSim,
-                        isQsTypeIconWide(mQSDataTypeIconId));
-            }
-        }
-        cb.onAirplaneModeChanged(mAirplaneMode);
-    }
-
-    public void setStackedMode(boolean stacked) {
-        mDataAndWifiStacked = true;
-    }
-
-    @Override
     public void onReceive(Context context, Intent intent) {
+        if (CHATTY) {
+            Log.d(TAG, "onReceive: intent=" + intent);
+        }
         final String action = intent.getAction();
-        if (action.equals(WifiManager.RSSI_CHANGED_ACTION)
-                || action.equals(WifiManager.WIFI_STATE_CHANGED_ACTION)
-                || action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) {
-            updateWifiState(intent);
-            refreshViews();
-        } else if (action.equals(TelephonyIntents.ACTION_SIM_STATE_CHANGED)) {
-            updateSimState(intent);
-            updateDataIcon();
-            refreshViews();
-        } else if (action.equals(TelephonyIntents.SPN_STRINGS_UPDATED_ACTION)) {
-            updateNetworkName(intent.getBooleanExtra(TelephonyIntents.EXTRA_SHOW_SPN, false),
-                        intent.getStringExtra(TelephonyIntents.EXTRA_SPN),
-                        intent.getBooleanExtra(TelephonyIntents.EXTRA_SHOW_PLMN, false),
-                        intent.getStringExtra(TelephonyIntents.EXTRA_PLMN));
-            refreshViews();
-        } else if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION_IMMEDIATE) ||
-                 action.equals(ConnectivityManager.INET_CONDITION_ACTION)) {
+        if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION_IMMEDIATE) ||
+                action.equals(ConnectivityManager.INET_CONDITION_ACTION)) {
             updateConnectivity(intent);
-            refreshViews();
+            refreshCarrierLabel();
         } else if (action.equals(Intent.ACTION_CONFIGURATION_CHANGED)) {
             refreshLocale();
-            refreshViews();
+            refreshCarrierLabel();
         } else if (action.equals(Intent.ACTION_AIRPLANE_MODE_CHANGED)) {
             refreshLocale();
-            updateAirplaneMode();
-            refreshViews();
-        } else if (action.equals(WimaxManagerConstants.NET_4G_STATE_CHANGED_ACTION) ||
-                action.equals(WimaxManagerConstants.SIGNAL_LEVEL_CHANGED_ACTION) ||
-                action.equals(WimaxManagerConstants.WIMAX_NETWORK_STATE_CHANGED_ACTION)) {
-            updateWimaxState(intent);
-            refreshViews();
+            updateAirplaneMode(false);
+            refreshCarrierLabel();
         }
+        mWifiSignalController.handleBroadcast(intent);
+        mMobileSignalController.handleBroadcast(intent);
     }
 
-
-    // ===== Telephony ==============================================================
-
-    PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
-        @Override
-        public void onSignalStrengthsChanged(SignalStrength signalStrength) {
-            if (DEBUG) {
-                Log.d(TAG, "onSignalStrengthsChanged signalStrength=" + signalStrength +
-                    ((signalStrength == null) ? "" : (" level=" + signalStrength.getLevel())));
-            }
-            mSignalStrength = signalStrength;
-            updateTelephonySignalStrength();
-            refreshViews();
+    private void updateAirplaneMode(boolean force) {
+        boolean airplaneMode = (Settings.Global.getInt(mContext.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_ON, 0) == 1);
+        if (airplaneMode != mAirplaneMode || force) {
+            mAirplaneMode = airplaneMode;
+            mMobileSignalController.setAirplaneMode(mAirplaneMode);
+            notifyAirplaneCallbacks();
+            refreshCarrierLabel();
         }
-
-        @Override
-        public void onServiceStateChanged(ServiceState state) {
-            if (DEBUG) {
-                Log.d(TAG, "onServiceStateChanged voiceState=" + state.getVoiceRegState()
-                        + " dataState=" + state.getDataRegState());
-            }
-            mServiceState = state;
-            updateTelephonySignalStrength();
-            updateDataNetType();
-            updateDataIcon();
-            refreshViews();
-        }
-
-        @Override
-        public void onCallStateChanged(int state, String incomingNumber) {
-            if (DEBUG) {
-                Log.d(TAG, "onCallStateChanged state=" + state);
-            }
-            // In cdma, if a voice call is made, RSSI should switch to 1x.
-            if (isCdma()) {
-                updateTelephonySignalStrength();
-                refreshViews();
-            }
-        }
-
-        @Override
-        public void onDataConnectionStateChanged(int state, int networkType) {
-            if (DEBUG) {
-                Log.d(TAG, "onDataConnectionStateChanged: state=" + state
-                        + " type=" + networkType);
-            }
-            mDataState = state;
-            mDataNetType = networkType;
-            updateDataNetType();
-            updateDataIcon();
-            refreshViews();
-        }
-
-        @Override
-        public void onDataActivity(int direction) {
-            if (DEBUG) {
-                Log.d(TAG, "onDataActivity: direction=" + direction);
-            }
-            mDataActivity = direction;
-            updateDataIcon();
-            refreshViews();
-        }
-    };
-
-    private final void updateSimState(Intent intent) {
-        String stateExtra = intent.getStringExtra(IccCardConstants.INTENT_KEY_ICC_STATE);
-        if (IccCardConstants.INTENT_VALUE_ICC_ABSENT.equals(stateExtra)) {
-            mSimState = IccCardConstants.State.ABSENT;
-        }
-        else if (IccCardConstants.INTENT_VALUE_ICC_READY.equals(stateExtra)) {
-            mSimState = IccCardConstants.State.READY;
-        }
-        else if (IccCardConstants.INTENT_VALUE_ICC_LOCKED.equals(stateExtra)) {
-            final String lockedReason =
-                    intent.getStringExtra(IccCardConstants.INTENT_KEY_LOCKED_REASON);
-            if (IccCardConstants.INTENT_VALUE_LOCKED_ON_PIN.equals(lockedReason)) {
-                mSimState = IccCardConstants.State.PIN_REQUIRED;
-            }
-            else if (IccCardConstants.INTENT_VALUE_LOCKED_ON_PUK.equals(lockedReason)) {
-                mSimState = IccCardConstants.State.PUK_REQUIRED;
-            }
-            else {
-                mSimState = IccCardConstants.State.NETWORK_LOCKED;
-            }
-        } else {
-            mSimState = IccCardConstants.State.UNKNOWN;
-        }
-        if (DEBUG) Log.d(TAG, "updateSimState: mSimState=" + mSimState);
-    }
-
-    private boolean isCdma() {
-        return (mSignalStrength != null) && !mSignalStrength.isGsm();
-    }
-
-    private boolean hasService() {
-        boolean retVal;
-        if (mServiceState != null) {
-            // Consider the device to be in service if either voice or data service is available.
-            // Some SIM cards are marketed as data-only and do not support voice service, and on
-            // these SIM cards, we want to show signal bars for data service as well as the "no
-            // service" or "emergency calls only" text that indicates that voice is not available.
-            switch(mServiceState.getVoiceRegState()) {
-                case ServiceState.STATE_POWER_OFF:
-                    retVal = false;
-                    break;
-                case ServiceState.STATE_OUT_OF_SERVICE:
-                case ServiceState.STATE_EMERGENCY_ONLY:
-                    retVal = mServiceState.getDataRegState() == ServiceState.STATE_IN_SERVICE;
-                    break;
-                default:
-                    retVal = true;
-            }
-        } else {
-            retVal = false;
-        }
-        if (DEBUG) Log.d(TAG, "hasService: mServiceState=" + mServiceState + " retVal=" + retVal);
-        return retVal;
-    }
-
-    private void updateAirplaneMode() {
-        mAirplaneMode = (Settings.Global.getInt(mContext.getContentResolver(),
-            Settings.Global.AIRPLANE_MODE_ON, 0) == 1);
     }
 
     private void refreshLocale() {
-        mLocale = mContext.getResources().getConfiguration().locale;
-    }
-
-    private final void updateTelephonySignalStrength() {
-        if (DEBUG) {
-            Log.d(TAG, "updateTelephonySignalStrength: hasService=" + hasService()
-                    + " ss=" + mSignalStrength);
-        }
-        if (!hasService()) {
-            if (CHATTY) Log.d(TAG, "updateTelephonySignalStrength: !hasService()");
-            mPhoneSignalIconId = R.drawable.stat_sys_signal_null;
-            mQSPhoneSignalIconId = R.drawable.ic_qs_signal_no_signal;
-            mDataSignalIconId = R.drawable.stat_sys_signal_null;
-            mContentDescriptionPhoneSignal = mContext.getString(
-                    AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0]);
-        } else {
-            if (mSignalStrength == null) {
-                if (CHATTY) Log.d(TAG, "updateTelephonySignalStrength: mSignalStrength == null");
-                mPhoneSignalIconId = R.drawable.stat_sys_signal_null;
-                mQSPhoneSignalIconId = R.drawable.ic_qs_signal_no_signal;
-                mDataSignalIconId = R.drawable.stat_sys_signal_null;
-                mContentDescriptionPhoneSignal = mContext.getString(
-                        AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0]);
-            } else {
-                int iconLevel;
-                int[] iconList;
-                if (isCdma() && mAlwaysShowCdmaRssi) {
-                    mLastSignalLevel = iconLevel = mSignalStrength.getCdmaLevel();
-                    if (DEBUG) {
-                        Log.d(TAG, "updateTelephonySignalStrength:"
-                            + " mAlwaysShowCdmaRssi=" + mAlwaysShowCdmaRssi
-                            + " set to cdmaLevel=" + mSignalStrength.getCdmaLevel()
-                            + " instead of level=" + mSignalStrength.getLevel());
-                    }
-                } else {
-                    mLastSignalLevel = iconLevel = mSignalStrength.getLevel();
-                }
-
-                if (isRoaming()) {
-                    iconList = TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH_ROAMING[mInetCondition];
-                } else {
-                    iconList = TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH[mInetCondition];
-                }
-                mPhoneSignalIconId = iconList[iconLevel];
-                mQSPhoneSignalIconId =
-                        TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH[mInetCondition][iconLevel];
-                mContentDescriptionPhoneSignal = mContext.getString(
-                        AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[iconLevel]);
-                mDataSignalIconId = TelephonyIcons.DATA_SIGNAL_STRENGTH[mInetCondition][iconLevel];
-                if (DEBUG) Log.d(TAG, "updateTelephonySignalStrength: iconLevel=" + iconLevel);
-            }
+        Locale current = mContext.getResources().getConfiguration().locale;
+        if (current.equals(mLocale)) {
+            mLocale = current;
+            notifyAllListeners();
         }
     }
 
-    private int inetConditionForNetwork(int networkType) {
-        return (mInetCondition == 1 && mConnectedNetworkType == networkType) ? 1 : 0;
+    /**
+     * Turns inet condition into a boolean indexing for a specific network.
+     * returns 0 for bad connectivity on this network.
+     * returns 1 for good connectivity on this network.
+     */
+    private int inetConditionForNetwork(int networkType, boolean inetCondition) {
+        return (inetCondition && mConnectedNetworkType == networkType) ? 1 : 0;
     }
 
-    private final void updateDataNetType() {
-        int inetCondition;
-        mDataTypeIconId = mQSDataTypeIconId = 0;
-        if (mIsWimaxEnabled && mWimaxConnected) {
-            // wimax is a special 4g network not handled by telephony
-            inetCondition = inetConditionForNetwork(ConnectivityManager.TYPE_WIMAX);
-            mDataIconList = TelephonyIcons.DATA_4G[inetCondition];
-            mDataTypeIconId = R.drawable.stat_sys_data_fully_connected_4g;
-            mQSDataTypeIconId = TelephonyIcons.QS_DATA_4G[inetCondition];
-            mContentDescriptionDataType = mContext.getString(
-                    R.string.accessibility_data_connection_4g);
-        } else {
-            inetCondition = inetConditionForNetwork(ConnectivityManager.TYPE_MOBILE);
-            final boolean showDataTypeIcon = (inetCondition > 0);
-            switch (mDataNetType) {
-                case TelephonyManager.NETWORK_TYPE_UNKNOWN:
-                    if (!mShowAtLeastThreeGees) {
-                        mDataIconList = TelephonyIcons.DATA_G[inetCondition];
-                        mContentDescriptionDataType = "";
-                        break;
-                    } else {
-                        // fall through
-                    }
-                case TelephonyManager.NETWORK_TYPE_EDGE:
-                    if (!mShowAtLeastThreeGees) {
-                        mDataIconList = TelephonyIcons.DATA_E[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_e : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_E[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_edge);
-                        break;
-                    } else {
-                        // fall through
-                    }
-                case TelephonyManager.NETWORK_TYPE_UMTS:
-                    mDataIconList = TelephonyIcons.DATA_3G[inetCondition];
-                    mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_3g : 0;
-                    mQSDataTypeIconId = TelephonyIcons.QS_DATA_3G[inetCondition];
-                    mContentDescriptionDataType = mContext.getString(
-                            R.string.accessibility_data_connection_3g);
-                    break;
-                case TelephonyManager.NETWORK_TYPE_HSDPA:
-                case TelephonyManager.NETWORK_TYPE_HSUPA:
-                case TelephonyManager.NETWORK_TYPE_HSPA:
-                case TelephonyManager.NETWORK_TYPE_HSPAP:
-                    if (mHspaDataDistinguishable) {
-                        mDataIconList = TelephonyIcons.DATA_H[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_h : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_H[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_3_5g);
-                    } else {
-                        mDataIconList = TelephonyIcons.DATA_3G[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_3g : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_3G[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_3g);
-                    }
-                    break;
-                case TelephonyManager.NETWORK_TYPE_CDMA:
-                    if (!mShowAtLeastThreeGees) {
-                        // display 1xRTT for IS95A/B
-                        mDataIconList = TelephonyIcons.DATA_1X[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_1x : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_1X[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_cdma);
-                        break;
-                    } else {
-                        // fall through
-                    }
-                case TelephonyManager.NETWORK_TYPE_1xRTT:
-                    if (!mShowAtLeastThreeGees) {
-                        mDataIconList = TelephonyIcons.DATA_1X[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_1x : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_1X[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_cdma);
-                        break;
-                    } else {
-                        // fall through
-                    }
-                case TelephonyManager.NETWORK_TYPE_EVDO_0: //fall through
-                case TelephonyManager.NETWORK_TYPE_EVDO_A:
-                case TelephonyManager.NETWORK_TYPE_EVDO_B:
-                case TelephonyManager.NETWORK_TYPE_EHRPD:
-                    mDataIconList = TelephonyIcons.DATA_3G[inetCondition];
-                    mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_3g : 0;
-                    mQSDataTypeIconId = TelephonyIcons.QS_DATA_3G[inetCondition];
-                    mContentDescriptionDataType = mContext.getString(
-                            R.string.accessibility_data_connection_3g);
-                    break;
-                case TelephonyManager.NETWORK_TYPE_LTE:
-                    boolean show4GforLTE = mContext.getResources().getBoolean(R.bool.config_show4GForLTE);
-                    if (show4GforLTE) {
-                        mDataIconList = TelephonyIcons.DATA_4G[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_4g : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_4G[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_4g);
-                    } else {
-                        mDataIconList = TelephonyIcons.DATA_LTE[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ? TelephonyIcons.ICON_LTE : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_LTE[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_lte);
-                    }
-                    break;
-                default:
-                    if (!mShowAtLeastThreeGees) {
-                        mDataIconList = TelephonyIcons.DATA_G[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_g : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_G[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_gprs);
-                    } else {
-                        mDataIconList = TelephonyIcons.DATA_3G[inetCondition];
-                        mDataTypeIconId = showDataTypeIcon ?
-                                R.drawable.stat_sys_data_fully_connected_3g : 0;
-                        mQSDataTypeIconId = TelephonyIcons.QS_DATA_3G[inetCondition];
-                        mContentDescriptionDataType = mContext.getString(
-                                R.string.accessibility_data_connection_3g);
-                    }
-                    break;
-            }
-        }
+    private void notifyAllListeners() {
+        // Something changed, trigger everything!
+        notifyAirplaneCallbacks();
+        mMobileSignalController.notifyListeners();
+        mWifiSignalController.notifyListeners();
+    }
 
-        if (isRoaming()) {
-            mDataTypeIconId = TelephonyIcons.ROAMING_ICON;
-            mQSDataTypeIconId = TelephonyIcons.QS_DATA_R[mInetCondition];
+    private void notifyAirplaneCallbacks() {
+        int length = mSignalClusters.size();
+        for (int i = 0; i < length; i++) {
+            mSignalClusters.get(i).setIsAirplaneMode(mAirplaneMode, TelephonyIcons.FLIGHT_MODE_ICON,
+                    R.string.accessibility_airplane_mode);
+        }
+        // update QS
+        int signalsChangedLength = mSignalsChangedCallbacks.size();
+        for (int i = 0; i < signalsChangedLength; i++) {
+            mSignalsChangedCallbacks.get(i).onAirplaneModeChanged(mAirplaneMode);
         }
     }
 
-    boolean isCdmaEri() {
-        if (mServiceState != null) {
-            final int iconIndex = mServiceState.getCdmaEriIconIndex();
-            if (iconIndex != EriInfo.ROAMING_INDICATOR_OFF) {
-                final int iconMode = mServiceState.getCdmaEriIconMode();
-                if (iconMode == EriInfo.ROAMING_ICON_MODE_NORMAL
-                        || iconMode == EriInfo.ROAMING_ICON_MODE_FLASH) {
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
-    private boolean isRoaming() {
-        if (isCdma()) {
-            return isCdmaEri();
-        } else {
-            return mServiceState != null && mServiceState.getRoaming();
-        }
-    }
-
-    private final void updateDataIcon() {
-        int iconId;
-        boolean visible = true;
-
-        if (!isCdma()) {
-            // GSM case, we have to check also the sim state
-            if (mSimState == IccCardConstants.State.READY ||
-                    mSimState == IccCardConstants.State.UNKNOWN) {
-                mNoSim = false;
-                if (hasService() && mDataState == TelephonyManager.DATA_CONNECTED) {
-                    switch (mDataActivity) {
-                        case TelephonyManager.DATA_ACTIVITY_IN:
-                            iconId = mDataIconList[1];
-                            break;
-                        case TelephonyManager.DATA_ACTIVITY_OUT:
-                            iconId = mDataIconList[2];
-                            break;
-                        case TelephonyManager.DATA_ACTIVITY_INOUT:
-                            iconId = mDataIconList[3];
-                            break;
-                        default:
-                            iconId = mDataIconList[0];
-                            break;
-                    }
-                    mDataDirectionIconId = iconId;
-                } else {
-                    iconId = 0;
-                    visible = false;
-                }
-            } else {
-                iconId = 0;
-                mNoSim = true;
-                visible = false; // no SIM? no data
-            }
-        } else {
-            // CDMA case, mDataActivity can be also DATA_ACTIVITY_DORMANT
-            if (hasService() && mDataState == TelephonyManager.DATA_CONNECTED) {
-                switch (mDataActivity) {
-                    case TelephonyManager.DATA_ACTIVITY_IN:
-                        iconId = mDataIconList[1];
-                        break;
-                    case TelephonyManager.DATA_ACTIVITY_OUT:
-                        iconId = mDataIconList[2];
-                        break;
-                    case TelephonyManager.DATA_ACTIVITY_INOUT:
-                        iconId = mDataIconList[3];
-                        break;
-                    case TelephonyManager.DATA_ACTIVITY_DORMANT:
-                    default:
-                        iconId = mDataIconList[0];
-                        break;
-                }
-            } else {
-                iconId = 0;
-                visible = false;
-            }
-        }
-
-        mDataDirectionIconId = iconId;
-        mDataConnected = visible;
-    }
-
-    void updateNetworkName(boolean showSpn, String spn, boolean showPlmn, String plmn) {
-        if (false) {
-            Log.d("CarrierLabel", "updateNetworkName showSpn=" + showSpn + " spn=" + spn
-                    + " showPlmn=" + showPlmn + " plmn=" + plmn);
-        }
-        StringBuilder str = new StringBuilder();
-        boolean something = false;
-        if (showPlmn && plmn != null) {
-            str.append(plmn);
-            something = true;
-        }
-        if (showSpn && spn != null) {
-            if (something) {
-                str.append(mNetworkNameSeparator);
-            }
-            str.append(spn);
-            something = true;
-        }
-        if (something) {
-            mNetworkName = str.toString();
-        } else {
-            mNetworkName = mNetworkNameDefault;
-        }
-    }
-
-    // ===== Wifi ===================================================================
-
-    class WifiHandler extends Handler {
-        @Override
-        public void handleMessage(Message msg) {
-            switch (msg.what) {
-                case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED:
-                    if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) {
-                        mWifiChannel.sendMessage(Message.obtain(this,
-                                AsyncChannel.CMD_CHANNEL_FULL_CONNECTION));
-                    } else {
-                        Log.e(TAG, "Failed to connect to wifi");
-                    }
-                    break;
-                case WifiManager.DATA_ACTIVITY_NOTIFICATION:
-                    if (msg.arg1 != mWifiActivity) {
-                        mWifiActivity = msg.arg1;
-                        refreshViews();
-                    }
-                    break;
-                default:
-                    //Ignore
-                    break;
-            }
-        }
-    }
-
-    private void updateWifiState(Intent intent) {
-        final String action = intent.getAction();
-        if (action.equals(WifiManager.WIFI_STATE_CHANGED_ACTION)) {
-            mWifiEnabled = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE,
-                    WifiManager.WIFI_STATE_UNKNOWN) == WifiManager.WIFI_STATE_ENABLED;
-
-        } else if (action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) {
-            final NetworkInfo networkInfo = (NetworkInfo)
-                    intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);
-            boolean wasConnected = mWifiConnected;
-            mWifiConnected = networkInfo != null && networkInfo.isConnected();
-            // If Connected grab the signal strength and ssid
-            if (mWifiConnected) {
-                // try getting it out of the intent first
-                WifiInfo info = (WifiInfo) intent.getParcelableExtra(WifiManager.EXTRA_WIFI_INFO);
-                if (info == null) {
-                    info = mWifiManager.getConnectionInfo();
-                }
-                if (info != null) {
-                    mWifiSsid = huntForSsid(info);
-                } else {
-                    mWifiSsid = null;
-                }
-            } else if (!mWifiConnected) {
-                mWifiSsid = null;
-            }
-        } else if (action.equals(WifiManager.RSSI_CHANGED_ACTION)) {
-            mWifiRssi = intent.getIntExtra(WifiManager.EXTRA_NEW_RSSI, -200);
-            mWifiLevel = WifiManager.calculateSignalLevel(
-                    mWifiRssi, WifiIcons.WIFI_LEVEL_COUNT);
-        }
-
-        updateWifiIcons();
-    }
-
-    private void updateWifiIcons() {
-        int inetCondition = inetConditionForNetwork(ConnectivityManager.TYPE_WIFI);
-        if (mWifiConnected) {
-            mWifiIconId = WifiIcons.WIFI_SIGNAL_STRENGTH[inetCondition][mWifiLevel];
-            mQSWifiIconId = WifiIcons.QS_WIFI_SIGNAL_STRENGTH[inetCondition][mWifiLevel];
-            mContentDescriptionWifi = mContext.getString(
-                    AccessibilityContentDescriptions.WIFI_CONNECTION_STRENGTH[mWifiLevel]);
-        } else {
-            if (mDataAndWifiStacked) {
-                mWifiIconId = 0;
-                mQSWifiIconId = 0;
-            } else {
-                mWifiIconId = mWifiEnabled ? R.drawable.stat_sys_wifi_signal_null : 0;
-                mQSWifiIconId = mWifiEnabled ? R.drawable.ic_qs_wifi_no_network : 0;
-            }
-            mContentDescriptionWifi = mContext.getString(R.string.accessibility_no_wifi);
-        }
-    }
-
-    private String huntForSsid(WifiInfo info) {
-        String ssid = info.getSSID();
-        if (ssid != null) {
-            return ssid;
-        }
-        // OK, it's not in the connectionInfo; we have to go hunting for it
-        List<WifiConfiguration> networks = mWifiManager.getConfiguredNetworks();
-        for (WifiConfiguration net : networks) {
-            if (net.networkId == info.getNetworkId()) {
-                return net.SSID;
-            }
-        }
-        return null;
-    }
-
-
-    // ===== Wimax ===================================================================
-    private final void updateWimaxState(Intent intent) {
-        final String action = intent.getAction();
-        boolean wasConnected = mWimaxConnected;
-        if (action.equals(WimaxManagerConstants.NET_4G_STATE_CHANGED_ACTION)) {
-            int wimaxStatus = intent.getIntExtra(WimaxManagerConstants.EXTRA_4G_STATE,
-                    WimaxManagerConstants.NET_4G_STATE_UNKNOWN);
-            mIsWimaxEnabled = (wimaxStatus ==
-                    WimaxManagerConstants.NET_4G_STATE_ENABLED);
-        } else if (action.equals(WimaxManagerConstants.SIGNAL_LEVEL_CHANGED_ACTION)) {
-            mWimaxSignal = intent.getIntExtra(WimaxManagerConstants.EXTRA_NEW_SIGNAL_LEVEL, 0);
-        } else if (action.equals(WimaxManagerConstants.WIMAX_NETWORK_STATE_CHANGED_ACTION)) {
-            mWimaxState = intent.getIntExtra(WimaxManagerConstants.EXTRA_WIMAX_STATE,
-                    WimaxManagerConstants.NET_4G_STATE_UNKNOWN);
-            mWimaxExtraState = intent.getIntExtra(
-                    WimaxManagerConstants.EXTRA_WIMAX_STATE_DETAIL,
-                    WimaxManagerConstants.NET_4G_STATE_UNKNOWN);
-            mWimaxConnected = (mWimaxState ==
-                    WimaxManagerConstants.WIMAX_STATE_CONNECTED);
-            mWimaxIdle = (mWimaxExtraState == WimaxManagerConstants.WIMAX_IDLE);
-        }
-        updateDataNetType();
-        updateWimaxIcons();
-    }
-
-    private void updateWimaxIcons() {
-        if (mIsWimaxEnabled) {
-            if (mWimaxConnected) {
-                int inetCondition = inetConditionForNetwork(ConnectivityManager.TYPE_WIMAX);
-                if (mWimaxIdle)
-                    mWimaxIconId = WimaxIcons.WIMAX_IDLE;
-                else
-                    mWimaxIconId = WimaxIcons.WIMAX_SIGNAL_STRENGTH[inetCondition][mWimaxSignal];
-                mContentDescriptionWimax = mContext.getString(
-                        AccessibilityContentDescriptions.WIMAX_CONNECTION_STRENGTH[mWimaxSignal]);
-            } else {
-                mWimaxIconId = WimaxIcons.WIMAX_DISCONNECTED;
-                mContentDescriptionWimax = mContext.getString(R.string.accessibility_no_wimax);
-            }
-        } else {
-            mWimaxIconId = 0;
-        }
-    }
-
-    // ===== Full or limited Internet connectivity ==================================
-
+    /**
+     * Update the Inet conditions and what network we are connected to.
+     */
     private void updateConnectivity(Intent intent) {
-        if (CHATTY) {
-            Log.d(TAG, "updateConnectivity: intent=" + intent);
-        }
-
         final NetworkInfo info = mConnectivityManager.getActiveNetworkInfo();
 
         // Are we connected at all, by any interface?
@@ -1108,7 +364,7 @@
             Log.d(TAG, "updateConnectivity: connectionStatus=" + connectionStatus);
         }
 
-        mInetCondition = (connectionStatus > INET_CONDITION_THRESHOLD ? 1 : 0);
+        mInetCondition = connectionStatus > INET_CONDITION_THRESHOLD;
 
         if (info != null && info.getType() == ConnectivityManager.TYPE_BLUETOOTH) {
             mBluetoothTethered = info.isConnected();
@@ -1117,376 +373,68 @@
         }
 
         // We want to update all the icons, all at once, for any condition change
-        updateDataNetType();
-        updateWimaxIcons();
-        updateDataIcon();
-        updateTelephonySignalStrength();
-        updateWifiIcons();
+        mMobileSignalController.setInetCondition(mInetCondition ? 1 : 0,
+                inetConditionForNetwork(mMobileSignalController.getNetworkType(), mInetCondition));
+        mWifiSignalController.setInetCondition(
+                inetConditionForNetwork(mWifiSignalController.getNetworkType(), mInetCondition));
     }
 
-
-    // ===== Update the views =======================================================
-
-    void refreshViews() {
+    /**
+     * Recalculate and update the carrier label.
+     */
+    void refreshCarrierLabel() {
         Context context = mContext;
 
-        int combinedSignalIconId = 0;
-        String combinedLabel = "";
-        String wifiLabel = "";
-        String mobileLabel = "";
-        int N;
-        final boolean emergencyOnly = isEmergencyOnly();
+        WifiSignalController.WifiState wifiState = mWifiSignalController.getState();
+        MobileSignalController.MobileState mobileState = mMobileSignalController.getState();
+        String label = mMobileSignalController.getLabel("", mConnected, mHasMobileDataFeature);
 
-        if (!mHasMobileDataFeature) {
-            mDataSignalIconId = mPhoneSignalIconId = 0;
-            mQSPhoneSignalIconId = 0;
-            mobileLabel = "";
-        } else {
-            // We want to show the carrier name if in service and either:
-            //   - We are connected to mobile data, or
-            //   - We are not connected to mobile data, as long as the *reason* packets are not
-            //     being routed over that link is that we have better connectivity via wifi.
-            // If data is disconnected for some other reason but wifi (or ethernet/bluetooth)
-            // is connected, we show nothing.
-            // Otherwise (nothing connected) we show "No internet connection".
-
-            if (mDataConnected) {
-                mobileLabel = mNetworkName;
-            } else if (mConnected || emergencyOnly) {
-                if (hasService() || emergencyOnly) {
-                    // The isEmergencyOnly test covers the case of a phone with no SIM
-                    mobileLabel = mNetworkName;
-                } else {
-                    // Tablets, basically
-                    mobileLabel = "";
-                }
-            } else {
-                mobileLabel
-                    = context.getString(R.string.status_bar_settings_signal_meter_disconnected);
-            }
-
-            // Now for things that should only be shown when actually using mobile data.
-            if (mDataConnected) {
-                combinedSignalIconId = mDataSignalIconId;
-
-                combinedLabel = mobileLabel;
-                combinedSignalIconId = mDataSignalIconId; // set by updateDataIcon()
-                mContentDescriptionCombinedSignal = mContentDescriptionDataType;
-            }
+        // TODO Simplify this ugliness, some of the flows below shouldn't be possible anymore
+        // but stay for the sake of history.
+        if (mBluetoothTethered && !mHasMobileDataFeature) {
+            label = mContext.getString(R.string.bluetooth_tethered);
         }
 
-        if (mWifiConnected) {
-            if (mWifiSsid == null) {
-                wifiLabel = context.getString(R.string.status_bar_settings_signal_meter_wifi_nossid);
-            } else {
-                wifiLabel = mWifiSsid;
-                if (DEBUG) {
-                    wifiLabel += "xxxxXXXXxxxxXXXX";
-                }
-            }
-
-            combinedLabel = wifiLabel;
-            combinedSignalIconId = mWifiIconId; // set by updateWifiIcons()
-            mContentDescriptionCombinedSignal = mContentDescriptionWifi;
-        } else {
-            if (mHasMobileDataFeature) {
-                wifiLabel = "";
-            } else {
-                wifiLabel = context.getString(R.string.status_bar_settings_signal_meter_disconnected);
-            }
+        final boolean ethernetConnected =
+                (mConnectedNetworkType == ConnectivityManager.TYPE_ETHERNET);
+        if (ethernetConnected && !mHasMobileDataFeature) {
+            label = context.getString(R.string.ethernet_label);
         }
 
-        if (mBluetoothTethered) {
-            combinedLabel = mContext.getString(R.string.bluetooth_tethered);
-            combinedSignalIconId = mBluetoothTetherIconId;
-            mContentDescriptionCombinedSignal = mContext.getString(
-                    R.string.accessibility_bluetooth_tether);
-        }
-
-        final boolean ethernetConnected = (mConnectedNetworkType == ConnectivityManager.TYPE_ETHERNET);
-        if (ethernetConnected) {
-            combinedLabel = context.getString(R.string.ethernet_label);
-        }
-
-        if (mAirplaneMode &&
-                (mServiceState == null || (!hasService() && !mServiceState.isEmergencyOnly()))) {
-            // Only display the flight-mode icon if not in "emergency calls only" mode.
-
-            // look again; your radios are now airplanes
-            mContentDescriptionPhoneSignal = mContext.getString(
-                    R.string.accessibility_airplane_mode);
-            mAirplaneIconId = TelephonyIcons.FLIGHT_MODE_ICON;
-            mPhoneSignalIconId = mDataSignalIconId = mDataTypeIconId = mQSDataTypeIconId = 0;
-            mQSPhoneSignalIconId = 0;
-
+        if (mAirplaneMode && (!mobileState.connected && !mobileState.isEmergency)) {
             // combined values from connected wifi take precedence over airplane mode
-            if (mWifiConnected) {
+            if (wifiState.connected && mHasMobileDataFeature) {
                 // Suppress "No internet connection." from mobile if wifi connected.
-                mobileLabel = "";
+                label = "";
             } else {
-                if (mHasMobileDataFeature) {
-                    // let the mobile icon show "No internet connection."
-                    wifiLabel = "";
-                } else {
-                    wifiLabel = context.getString(R.string.status_bar_settings_signal_meter_disconnected);
-                    combinedLabel = wifiLabel;
-                }
-                mContentDescriptionCombinedSignal = mContentDescriptionPhoneSignal;
-                combinedSignalIconId = mDataSignalIconId;
+                 if (!mHasMobileDataFeature) {
+                      label = context.getString(
+                              R.string.status_bar_settings_signal_meter_disconnected);
+                 }
             }
-        }
-        else if (!mDataConnected && !mWifiConnected && !mBluetoothTethered && !mWimaxConnected && !ethernetConnected) {
-            // pretty much totally disconnected
-
-            combinedLabel = context.getString(R.string.status_bar_settings_signal_meter_disconnected);
-            // On devices without mobile radios, we want to show the wifi icon
-            combinedSignalIconId =
-                mHasMobileDataFeature ? mDataSignalIconId : mWifiIconId;
-            mContentDescriptionCombinedSignal = mHasMobileDataFeature
-                ? mContentDescriptionDataType : mContentDescriptionWifi;
-
-            int inetCondition = inetConditionForNetwork(ConnectivityManager.TYPE_MOBILE);
-
-            mDataTypeIconId = 0;
-            mQSDataTypeIconId = 0;
-            if (isRoaming()) {
-                mDataTypeIconId = TelephonyIcons.ROAMING_ICON;
-                mQSDataTypeIconId = TelephonyIcons.QS_DATA_R[mInetCondition];
-            }
+        } else if (!mobileState.dataConnected && !wifiState.connected && !mBluetoothTethered &&
+                 !ethernetConnected && !mHasMobileDataFeature) {
+            // Pretty much no connection.
+            label = context.getString(R.string.status_bar_settings_signal_meter_disconnected);
         }
 
-        if (mDemoMode) {
-            mQSWifiIconId = mDemoWifiLevel < 0 ? R.drawable.ic_qs_wifi_no_network
-                    : WifiIcons.QS_WIFI_SIGNAL_STRENGTH[mDemoInetCondition][mDemoWifiLevel];
-            mQSPhoneSignalIconId = mDemoMobileLevel < 0 ? R.drawable.ic_qs_signal_no_signal :
-                    TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH[mDemoInetCondition][mDemoMobileLevel];
-            mQSDataTypeIconId = mDemoQSDataTypeIconId;
-        }
-
-        if (DEBUG) {
-            Log.d(TAG, "refreshViews connected={"
-                    + (mWifiConnected?" wifi":"")
-                    + (mDataConnected?" data":"")
-                    + " } level="
-                    + ((mSignalStrength == null)?"??":Integer.toString(mSignalStrength.getLevel()))
-                    + " combinedSignalIconId=0x"
-                    + Integer.toHexString(combinedSignalIconId)
-                    + "/" + getResourceName(combinedSignalIconId)
-                    + " mobileLabel=" + mobileLabel
-                    + " wifiLabel=" + wifiLabel
-                    + " emergencyOnly=" + emergencyOnly
-                    + " combinedLabel=" + combinedLabel
-                    + " mAirplaneMode=" + mAirplaneMode
-                    + " mDataActivity=" + mDataActivity
-                    + " mPhoneSignalIconId=0x" + Integer.toHexString(mPhoneSignalIconId)
-                    + " mQSPhoneSignalIconId=0x" + Integer.toHexString(mQSPhoneSignalIconId)
-                    + " mDataDirectionIconId=0x" + Integer.toHexString(mDataDirectionIconId)
-                    + " mDataSignalIconId=0x" + Integer.toHexString(mDataSignalIconId)
-                    + " mDataTypeIconId=0x" + Integer.toHexString(mDataTypeIconId)
-                    + " mQSDataTypeIconId=0x" + Integer.toHexString(mQSDataTypeIconId)
-                    + " mWifiIconId=0x" + Integer.toHexString(mWifiIconId)
-                    + " mQSWifiIconId=0x" + Integer.toHexString(mQSWifiIconId)
-                    + " mBluetoothTetherIconId=0x" + Integer.toHexString(mBluetoothTetherIconId));
-        }
-
-        // update QS
-        for (NetworkSignalChangedCallback cb : mSignalsChangedCallbacks) {
-            notifySignalsChangedCallbacks(cb);
-        }
-
-        if (mLastPhoneSignalIconId          != mPhoneSignalIconId
-         || mLastWifiIconId                 != mWifiIconId
-         || mLastInetCondition              != mInetCondition
-         || mLastWimaxIconId                != mWimaxIconId
-         || mLastDataTypeIconId             != mDataTypeIconId
-         || mLastAirplaneMode               != mAirplaneMode
-         || mLastLocale                     != mLocale
-         || mLastConnectedNetworkType       != mConnectedNetworkType)
-        {
-            // NB: the mLast*s will be updated later
-            for (SignalCluster cluster : mSignalClusters) {
-                refreshSignalCluster(cluster);
-            }
-        }
-
-        if (mLastAirplaneMode != mAirplaneMode) {
-            mLastAirplaneMode = mAirplaneMode;
-        }
-
-        if (mLastLocale != mLocale) {
-            mLastLocale = mLocale;
-        }
-
-        // the phone icon on phones
-        if (mLastPhoneSignalIconId != mPhoneSignalIconId) {
-            mLastPhoneSignalIconId = mPhoneSignalIconId;
-        }
-
-        // the data icon on phones
-        if (mLastDataDirectionIconId != mDataDirectionIconId) {
-            mLastDataDirectionIconId = mDataDirectionIconId;
-        }
-
-        // the wifi icon on phones
-        if (mLastWifiIconId != mWifiIconId) {
-            mLastWifiIconId = mWifiIconId;
-        }
-
-        if (mLastInetCondition != mInetCondition) {
-            mLastInetCondition = mInetCondition;
-        }
-
-        if (mLastConnectedNetworkType != mConnectedNetworkType) {
-            mLastConnectedNetworkType = mConnectedNetworkType;
-        }
-
-        // the wimax icon on phones
-        if (mLastWimaxIconId != mWimaxIconId) {
-            mLastWimaxIconId = mWimaxIconId;
-        }
-        // the combined data signal icon
-        if (mLastCombinedSignalIconId != combinedSignalIconId) {
-            mLastCombinedSignalIconId = combinedSignalIconId;
-        }
-
-        // the data network type overlay
-        if (mLastDataTypeIconId != mDataTypeIconId) {
-            mLastDataTypeIconId = mDataTypeIconId;
-        }
-
-        // the combinedLabel in the notification panel
-        if (!mLastCombinedLabel.equals(combinedLabel)) {
-            mLastCombinedLabel = combinedLabel;
-            N = mCombinedLabelViews.size();
-            for (int i=0; i<N; i++) {
-                TextView v = mCombinedLabelViews.get(i);
-                v.setText(combinedLabel);
-            }
-        }
-
-        // wifi label
-        N = mWifiLabelViews.size();
-        for (int i=0; i<N; i++) {
-            TextView v = mWifiLabelViews.get(i);
-            v.setText(wifiLabel);
-            if ("".equals(wifiLabel)) {
-                v.setVisibility(View.GONE);
-            } else {
-                v.setVisibility(View.VISIBLE);
-            }
-        }
-
-        // mobile label
-        N = mMobileLabelViews.size();
-        for (int i=0; i<N; i++) {
-            TextView v = mMobileLabelViews.get(i);
-            v.setText(mobileLabel);
-            if ("".equals(mobileLabel)) {
-                v.setVisibility(View.GONE);
-            } else {
-                v.setVisibility(View.VISIBLE);
-            }
-        }
-
-        // e-call label
-        N = mEmergencyViews.size();
-        for (int i=0; i<N; i++) {
-            StatusBarHeaderView v = mEmergencyViews.get(i);
-            v.setShowEmergencyCallsOnly(emergencyOnly);
+        // for mobile devices, we always show mobile connection info here (SPN/PLMN)
+        // for other devices, we show whatever network is connected
+        // This is determined above by references to mHasMobileDataFeature.
+        int length = mCarrierListeners.size();
+        for (int i = 0; i < length; i++) {
+            mCarrierListeners.get(i).setCarrierLabel(label);
         }
     }
 
     public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
         pw.println("NetworkController state:");
         pw.println(String.format("  %s network type %d (%s)",
-                mConnected?"CONNECTED":"DISCONNECTED",
+                mConnected ? "CONNECTED" : "DISCONNECTED",
                 mConnectedNetworkType, mConnectedNetworkTypeName));
         pw.println("  - telephony ------");
         pw.print("  hasVoiceCallingFeature()=");
         pw.println(hasVoiceCallingFeature());
-        pw.print("  hasService()=");
-        pw.println(hasService());
-        pw.print("  mHspaDataDistinguishable=");
-        pw.println(mHspaDataDistinguishable);
-        pw.print("  mDataConnected=");
-        pw.println(mDataConnected);
-        pw.print("  mSimState=");
-        pw.println(mSimState);
-        pw.print("  mPhoneState=");
-        pw.println(mPhoneState);
-        pw.print("  mDataState=");
-        pw.println(mDataState);
-        pw.print("  mDataActivity=");
-        pw.println(mDataActivity);
-        pw.print("  mDataNetType=");
-        pw.print(mDataNetType);
-        pw.print("/");
-        pw.println(TelephonyManager.getNetworkTypeName(mDataNetType));
-        pw.print("  mServiceState=");
-        pw.println(mServiceState);
-        pw.print("  mSignalStrength=");
-        pw.println(mSignalStrength);
-        pw.print("  mLastSignalLevel=");
-        pw.println(mLastSignalLevel);
-        pw.print("  mNetworkName=");
-        pw.println(mNetworkName);
-        pw.print("  mNetworkNameDefault=");
-        pw.println(mNetworkNameDefault);
-        pw.print("  mNetworkNameSeparator=");
-        pw.println(mNetworkNameSeparator.replace("\n","\\n"));
-        pw.print("  mPhoneSignalIconId=0x");
-        pw.print(Integer.toHexString(mPhoneSignalIconId));
-        pw.print("/");
-        pw.print("  mQSPhoneSignalIconId=0x");
-        pw.print(Integer.toHexString(mQSPhoneSignalIconId));
-        pw.print("/");
-        pw.println(getResourceName(mPhoneSignalIconId));
-        pw.print("  mDataDirectionIconId=");
-        pw.print(Integer.toHexString(mDataDirectionIconId));
-        pw.print("/");
-        pw.println(getResourceName(mDataDirectionIconId));
-        pw.print("  mDataSignalIconId=");
-        pw.print(Integer.toHexString(mDataSignalIconId));
-        pw.print("/");
-        pw.println(getResourceName(mDataSignalIconId));
-        pw.print("  mDataTypeIconId=");
-        pw.print(Integer.toHexString(mDataTypeIconId));
-        pw.print("/");
-        pw.println(getResourceName(mDataTypeIconId));
-        pw.print("  mQSDataTypeIconId=");
-        pw.print(Integer.toHexString(mQSDataTypeIconId));
-        pw.print("/");
-        pw.println(getResourceName(mQSDataTypeIconId));
-
-        pw.println("  - wifi ------");
-        pw.print("  mWifiEnabled=");
-        pw.println(mWifiEnabled);
-        pw.print("  mWifiConnected=");
-        pw.println(mWifiConnected);
-        pw.print("  mWifiRssi=");
-        pw.println(mWifiRssi);
-        pw.print("  mWifiLevel=");
-        pw.println(mWifiLevel);
-        pw.print("  mWifiSsid=");
-        pw.println(mWifiSsid);
-        pw.println(String.format("  mWifiIconId=0x%08x/%s",
-                    mWifiIconId, getResourceName(mWifiIconId)));
-        pw.println(String.format("  mQSWifiIconId=0x%08x/%s",
-                    mQSWifiIconId, getResourceName(mQSWifiIconId)));
-        pw.print("  mWifiActivity=");
-        pw.println(mWifiActivity);
-
-        if (mWimaxSupported) {
-            pw.println("  - wimax ------");
-            pw.print("  mIsWimaxEnabled="); pw.println(mIsWimaxEnabled);
-            pw.print("  mWimaxConnected="); pw.println(mWimaxConnected);
-            pw.print("  mWimaxIdle="); pw.println(mWimaxIdle);
-            pw.println(String.format("  mWimaxIconId=0x%08x/%s",
-                        mWimaxIconId, getResourceName(mWimaxIconId)));
-            pw.println(String.format("  mWimaxSignal=%d", mWimaxSignal));
-            pw.println(String.format("  mWimaxState=%d", mWimaxState));
-            pw.println(String.format("  mWimaxExtraState=%d", mWimaxExtraState));
-        }
 
         pw.println("  - Bluetooth ----");
         pw.print("  mBtReverseTethered=");
@@ -1495,143 +443,1079 @@
         pw.println("  - connectivity ------");
         pw.print("  mInetCondition=");
         pw.println(mInetCondition);
+        pw.print("  mAirplaneMode=");
+        pw.println(mAirplaneMode);
+        pw.print("  mLocale=");
+        pw.println(mLocale);
 
-        pw.println("  - icons ------");
-        pw.print("  mLastPhoneSignalIconId=0x");
-        pw.print(Integer.toHexString(mLastPhoneSignalIconId));
-        pw.print("/");
-        pw.println(getResourceName(mLastPhoneSignalIconId));
-        pw.print("  mLastDataDirectionIconId=0x");
-        pw.print(Integer.toHexString(mLastDataDirectionIconId));
-        pw.print("/");
-        pw.println(getResourceName(mLastDataDirectionIconId));
-        pw.print("  mLastWifiIconId=0x");
-        pw.print(Integer.toHexString(mLastWifiIconId));
-        pw.print("/");
-        pw.println(getResourceName(mLastWifiIconId));
-        pw.print("  mLastCombinedSignalIconId=0x");
-        pw.print(Integer.toHexString(mLastCombinedSignalIconId));
-        pw.print("/");
-        pw.println(getResourceName(mLastCombinedSignalIconId));
-        pw.print("  mLastDataTypeIconId=0x");
-        pw.print(Integer.toHexString(mLastDataTypeIconId));
-        pw.print("/");
-        pw.println(getResourceName(mLastDataTypeIconId));
-        pw.print("  mLastCombinedLabel=");
-        pw.print(mLastCombinedLabel);
-        pw.println("");
-    }
-
-    private String getResourceName(int resId) {
-        if (resId != 0) {
-            final Resources res = mContext.getResources();
-            try {
-                return res.getResourceName(resId);
-            } catch (android.content.res.Resources.NotFoundException ex) {
-                return "(unknown)";
-            }
-        } else {
-            return "(null)";
-        }
+        mMobileSignalController.dump(pw);
+        mWifiSignalController.dump(pw);
     }
 
     private boolean mDemoMode;
     private int mDemoInetCondition;
-    private int mDemoWifiLevel;
-    private int mDemoDataTypeIconId;
-    private int mDemoQSDataTypeIconId;
-    private int mDemoMobileLevel;
+    private WifiSignalController.WifiState mDemoWifiState;
+    private MobileSignalController.MobileState mDemoMobileState;
 
     @Override
     public void dispatchDemoCommand(String command, Bundle args) {
         if (!mDemoMode && command.equals(COMMAND_ENTER)) {
+            if (DEBUG) Log.d(TAG, "Entering demo mode");
+            unregisterListeners();
             mDemoMode = true;
-            mDemoWifiLevel = mWifiLevel;
-            mDemoInetCondition = mInetCondition;
-            mDemoDataTypeIconId = mDataTypeIconId;
-            mDemoQSDataTypeIconId = mQSDataTypeIconId;
-            mDemoMobileLevel = mLastSignalLevel;
+            mDemoInetCondition = mInetCondition ? 1 : 0;
+            mDemoWifiState = mWifiSignalController.getState();
+            mDemoMobileState = mMobileSignalController.getState();
         } else if (mDemoMode && command.equals(COMMAND_EXIT)) {
+            if (DEBUG) Log.d(TAG, "Exiting demo mode");
             mDemoMode = false;
-            for (SignalCluster cluster : mSignalClusters) {
-                refreshSignalCluster(cluster);
-            }
-            refreshViews();
+            mWifiSignalController.resetLastState();
+            mMobileSignalController.resetLastState();
+            registerListeners();
+            notifyAllListeners();
+            refreshCarrierLabel();
         } else if (mDemoMode && command.equals(COMMAND_NETWORK)) {
             String airplane = args.getString("airplane");
             if (airplane != null) {
                 boolean show = airplane.equals("show");
-                for (SignalCluster cluster : mSignalClusters) {
-                    cluster.setIsAirplaneMode(show, TelephonyIcons.FLIGHT_MODE_ICON);
+                int length = mSignalClusters.size();
+                for (int i = 0; i < length; i++) {
+                    mSignalClusters.get(i).setIsAirplaneMode(show, TelephonyIcons.FLIGHT_MODE_ICON,
+                            R.string.accessibility_airplane_mode);
                 }
             }
             String fully = args.getString("fully");
             if (fully != null) {
                 mDemoInetCondition = Boolean.parseBoolean(fully) ? 1 : 0;
+                mWifiSignalController.setInetCondition(mDemoInetCondition);
+                mMobileSignalController.setInetCondition(mDemoInetCondition, mDemoInetCondition);
             }
             String wifi = args.getString("wifi");
             if (wifi != null) {
                 boolean show = wifi.equals("show");
                 String level = args.getString("level");
                 if (level != null) {
-                    mDemoWifiLevel = level.equals("null") ? -1
+                    mDemoWifiState.level = level.equals("null") ? -1
                             : Math.min(Integer.parseInt(level), WifiIcons.WIFI_LEVEL_COUNT - 1);
+                    mDemoWifiState.connected = mDemoWifiState.level >= 0;
                 }
-                int iconId = mDemoWifiLevel < 0 ? R.drawable.stat_sys_wifi_signal_null
-                        : WifiIcons.WIFI_SIGNAL_STRENGTH[mDemoInetCondition][mDemoWifiLevel];
-                for (SignalCluster cluster : mSignalClusters) {
-                    cluster.setWifiIndicators(
-                            show,
-                            iconId,
-                            "Demo");
-                }
-                refreshViews();
+                mDemoWifiState.enabled = show;
+                mWifiSignalController.notifyListeners();
             }
             String mobile = args.getString("mobile");
             if (mobile != null) {
                 boolean show = mobile.equals("show");
                 String datatype = args.getString("datatype");
                 if (datatype != null) {
-                    mDemoDataTypeIconId =
-                            datatype.equals("1x") ? TelephonyIcons.ICON_1X :
-                            datatype.equals("3g") ? TelephonyIcons.ICON_3G :
-                            datatype.equals("4g") ? TelephonyIcons.ICON_4G :
-                            datatype.equals("e") ? R.drawable.stat_sys_data_fully_connected_e :
-                            datatype.equals("g") ? R.drawable.stat_sys_data_fully_connected_g :
-                            datatype.equals("h") ? R.drawable.stat_sys_data_fully_connected_h :
-                            datatype.equals("lte") ? TelephonyIcons.ICON_LTE :
-                            datatype.equals("roam") ? TelephonyIcons.ROAMING_ICON :
-                            0;
-                    mDemoQSDataTypeIconId =
-                            datatype.equals("1x") ? TelephonyIcons.QS_ICON_1X :
-                            datatype.equals("3g") ? TelephonyIcons.QS_ICON_3G :
-                            datatype.equals("4g") ? TelephonyIcons.QS_ICON_4G :
-                            datatype.equals("e") ? R.drawable.ic_qs_signal_e :
-                            datatype.equals("g") ? R.drawable.ic_qs_signal_g :
-                            datatype.equals("h") ? R.drawable.ic_qs_signal_h :
-                            datatype.equals("lte") ? TelephonyIcons.QS_ICON_LTE :
-                            datatype.equals("roam") ? R.drawable.ic_qs_signal_r :
-                            0;
+                    mDemoMobileState.iconGroup =
+                            datatype.equals("1x") ? TelephonyIcons.ONE_X :
+                            datatype.equals("3g") ? TelephonyIcons.THREE_G :
+                            datatype.equals("4g") ? TelephonyIcons.FOUR_G :
+                            datatype.equals("e") ? TelephonyIcons.E :
+                            datatype.equals("g") ? TelephonyIcons.G :
+                            datatype.equals("h") ? TelephonyIcons.H :
+                            datatype.equals("lte") ? TelephonyIcons.LTE :
+                            datatype.equals("roam") ? TelephonyIcons.ROAMING :
+                            TelephonyIcons.UNKNOWN;
                 }
                 int[][] icons = TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH;
                 String level = args.getString("level");
                 if (level != null) {
-                    mDemoMobileLevel = level.equals("null") ? -1
+                    mDemoMobileState.level = level.equals("null") ? -1
                             : Math.min(Integer.parseInt(level), icons[0].length - 1);
+                    mDemoMobileState.connected = mDemoMobileState.level >= 0;
                 }
-                int iconId = mDemoMobileLevel < 0 ? R.drawable.stat_sys_signal_null :
-                        icons[mDemoInetCondition][mDemoMobileLevel];
-                for (SignalCluster cluster : mSignalClusters) {
-                    cluster.setMobileDataIndicators(
-                            show,
-                            iconId,
-                            mDemoDataTypeIconId,
-                            "Demo",
-                            "Demo",
-                            isTypeIconWide(mDemoDataTypeIconId));
-                }
-                refreshViews();
+                mDemoMobileState.enabled = show;
+                mMobileSignalController.notifyListeners();
             }
+            refreshCarrierLabel();
+        }
+    }
+
+    static class WifiSignalController extends
+            SignalController<WifiSignalController.WifiState, SignalController.IconGroup> {
+        private final WifiManager mWifiManager;
+        private final AsyncChannel mWifiChannel;
+        private final boolean mHasMobileData;
+
+        public WifiSignalController(Context context, boolean hasMobileData,
+                List<NetworkSignalChangedCallback> signalCallbacks,
+                List<SignalCluster> signalClusters, NetworkControllerImpl networkController) {
+            super("WifiSignalController", context, ConnectivityManager.TYPE_WIFI, signalCallbacks,
+                    signalClusters, networkController);
+            mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
+            mHasMobileData = hasMobileData;
+            Handler handler = new WifiHandler();
+            mWifiChannel = new AsyncChannel();
+            Messenger wifiMessenger = mWifiManager.getWifiServiceMessenger();
+            if (wifiMessenger != null) {
+                mWifiChannel.connect(context, handler, wifiMessenger);
+            }
+            // WiFi only has one state.
+            mCurrentState.iconGroup = mLastState.iconGroup = new IconGroup(
+                    "Wi-Fi Icons",
+                    WifiIcons.WIFI_SIGNAL_STRENGTH,
+                    WifiIcons.QS_WIFI_SIGNAL_STRENGTH,
+                    AccessibilityContentDescriptions.WIFI_CONNECTION_STRENGTH,
+                    WifiIcons.WIFI_NO_NETWORK,
+                    WifiIcons.QS_WIFI_NO_NETWORK,
+                    WifiIcons.WIFI_NO_NETWORK,
+                    WifiIcons.QS_WIFI_NO_NETWORK,
+                    AccessibilityContentDescriptions.WIFI_NO_CONNECTION
+                    );
+        }
+
+        @Override
+        public WifiState cleanState() {
+            return new WifiState();
+        }
+
+        /**
+         * {@inheritDoc}
+         */
+        @Override
+        public void notifyListeners() {
+            // only show wifi in the cluster if connected or if wifi-only
+            boolean wifiEnabled = mCurrentState.enabled
+                    && (mCurrentState.connected || !mHasMobileData);
+            String wifiDesc = wifiEnabled ? mCurrentState.ssid : null;
+            boolean ssidPresent = wifiEnabled && mCurrentState.ssid != null;
+            String contentDescription = getStringIfExists(getContentDescription());
+            int length = mSignalsChangedCallbacks.size();
+            for (int i = 0; i < length; i++) {
+                mSignalsChangedCallbacks.get(i).onWifiSignalChanged(mCurrentState.enabled,
+                        mCurrentState.connected, getQsCurrentIconId(),
+                        ssidPresent && mCurrentState.activityIn,
+                        ssidPresent && mCurrentState.activityOut, contentDescription, wifiDesc);
+            }
+
+            int signalClustersLength = mSignalClusters.size();
+            for (int i = 0; i < signalClustersLength; i++) {
+                mSignalClusters.get(i).setWifiIndicators(
+                        // only show wifi in the cluster if connected or if wifi-only
+                        mCurrentState.enabled && (mCurrentState.connected || !mHasMobileData),
+                        getCurrentIconId(), contentDescription);
+            }
+        }
+
+        /**
+         * Extract wifi state directly from broadcasts about changes in wifi state.
+         */
+        public void handleBroadcast(Intent intent) {
+            String action = intent.getAction();
+            if (action.equals(WifiManager.WIFI_STATE_CHANGED_ACTION)) {
+                mCurrentState.enabled = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE,
+                        WifiManager.WIFI_STATE_UNKNOWN) == WifiManager.WIFI_STATE_ENABLED;
+            } else if (action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) {
+                final NetworkInfo networkInfo = (NetworkInfo)
+                        intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);
+                mCurrentState.connected = networkInfo != null && networkInfo.isConnected();
+                // If Connected grab the signal strength and ssid.
+                if (mCurrentState.connected) {
+                    // try getting it out of the intent first
+                    WifiInfo info = intent.getParcelableExtra(WifiManager.EXTRA_WIFI_INFO) != null
+                            ? (WifiInfo) intent.getParcelableExtra(WifiManager.EXTRA_WIFI_INFO)
+                            : mWifiManager.getConnectionInfo();
+                    if (info != null) {
+                        mCurrentState.ssid = huntForSsid(info);
+                    } else {
+                        mCurrentState.ssid = null;
+                    }
+                } else if (!mCurrentState.connected) {
+                    mCurrentState.ssid = null;
+                }
+            } else if (action.equals(WifiManager.RSSI_CHANGED_ACTION)) {
+                mCurrentState.rssi = intent.getIntExtra(WifiManager.EXTRA_NEW_RSSI, -200);
+                mCurrentState.level = WifiManager.calculateSignalLevel(
+                        mCurrentState.rssi, WifiIcons.WIFI_LEVEL_COUNT);
+            }
+
+            notifyListenersIfNecessary();
+        }
+
+        private String huntForSsid(WifiInfo info) {
+            String ssid = info.getSSID();
+            if (ssid != null) {
+                return ssid;
+            }
+            // OK, it's not in the connectionInfo; we have to go hunting for it
+            List<WifiConfiguration> networks = mWifiManager.getConfiguredNetworks();
+            int length = networks.size();
+            for (int i = 0; i < length; i++) {
+                if (networks.get(i).networkId == info.getNetworkId()) {
+                    return networks.get(i).SSID;
+                }
+            }
+            return null;
+        }
+
+        @VisibleForTesting
+        void setActivity(int wifiActivity) {
+            mCurrentState.activityIn = wifiActivity == WifiManager.DATA_ACTIVITY_INOUT
+                    || wifiActivity == WifiManager.DATA_ACTIVITY_IN;
+            mCurrentState.activityOut = wifiActivity == WifiManager.DATA_ACTIVITY_INOUT
+                    || wifiActivity == WifiManager.DATA_ACTIVITY_OUT;
+            notifyListenersIfNecessary();
+        }
+
+        /**
+         * Handler to receive the data activity on wifi.
+         */
+        class WifiHandler extends Handler {
+            @Override
+            public void handleMessage(Message msg) {
+                switch (msg.what) {
+                    case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED:
+                        if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) {
+                            mWifiChannel.sendMessage(Message.obtain(this,
+                                    AsyncChannel.CMD_CHANNEL_FULL_CONNECTION));
+                        } else {
+                            Log.e(mTag, "Failed to connect to wifi");
+                        }
+                        break;
+                    case WifiManager.DATA_ACTIVITY_NOTIFICATION:
+                        setActivity(msg.arg1);
+                        break;
+                    default:
+                        // Ignore
+                        break;
+                }
+            }
+        }
+
+        static class WifiState extends SignalController.State {
+            String ssid;
+
+            @Override
+            public void copyFrom(State s) {
+                WifiState state = (WifiState) s;
+                ssid = state.ssid;
+                super.copyFrom(s);
+            }
+
+            @Override
+            protected void toString(StringBuilder builder) {
+                builder.append("ssid=").append(ssid).append(',');
+                super.toString(builder);
+            }
+
+            @Override
+            public boolean equals(Object o) {
+                return super.equals(o)
+                        && Objects.equals(((WifiState) o).ssid, ssid);
+            }
+        }
+    }
+
+    static class MobileSignalController extends SignalController<MobileSignalController.MobileState,
+            MobileSignalController.MobileIconGroup> {
+        private final Config mConfig;
+        private final TelephonyManager mPhone;
+        private final String mNetworkNameDefault;
+        private final String mNetworkNameSeparator;
+
+        // @VisibleForDemoMode
+        Map<Integer, MobileIconGroup> mNetworkToIconLookup;
+
+        // Since some pieces of the phone state are interdependent we store it locally,
+        // this could potentially become part of MobileState for simplification/complication
+        // of code.
+        private IccCardConstants.State mSimState = IccCardConstants.State.READY;
+        private int mDataNetType = TelephonyManager.NETWORK_TYPE_UNKNOWN;
+        private int mDataState = TelephonyManager.DATA_DISCONNECTED;
+        private ServiceState mServiceState;
+        private SignalStrength mSignalStrength;
+        private MobileIconGroup mDefaultIcons;
+
+        // TODO: Reduce number of vars passed in, if we have the NetworkController, probably don't
+        // need listener lists anymore.
+        public MobileSignalController(Context context, Config config, boolean hasMobileData,
+                TelephonyManager phone, List<NetworkSignalChangedCallback> signalCallbacks,
+                List<SignalCluster> signalClusters, NetworkControllerImpl networkController) {
+            super("MobileSignalController", context, ConnectivityManager.TYPE_MOBILE,
+                    signalCallbacks, signalClusters, networkController);
+            mConfig = config;
+            mPhone = phone;
+            mNetworkNameSeparator = getStringIfExists(R.string.status_bar_network_name_separator);
+            mNetworkNameDefault = getStringIfExists(
+                    com.android.internal.R.string.lockscreen_carrier_default);
+
+            mapIconSets();
+
+            mLastState.networkName = mCurrentState.networkName = mNetworkNameDefault;
+            mLastState.enabled = mCurrentState.enabled = hasMobileData;
+            mLastState.iconGroup = mCurrentState.iconGroup = mDefaultIcons;
+        }
+
+        /**
+         * Get (the mobile parts of) the carrier string.
+         *
+         * @param currentLabel can be used for concatenation, currently just empty
+         * @param connected whether the device has connection to the internet at all
+         * @param isMobileLabel whether to always return the network or just when data is connected
+         */
+        public String getLabel(String currentLabel, boolean connected, boolean isMobileLabel) {
+            if (!mCurrentState.enabled) {
+                return "";
+            } else {
+                String mobileLabel = "";
+                // We want to show the carrier name if in service and either:
+                // - We are connected to mobile data, or
+                // - We are not connected to mobile data, as long as the *reason* packets are not
+                //   being routed over that link is that we have better connectivity via wifi.
+                // If data is disconnected for some other reason but wifi (or ethernet/bluetooth)
+                // is connected, we show nothing.
+                // Otherwise (nothing connected) we show "No internet connection".
+                if (mCurrentState.dataConnected) {
+                    mobileLabel = mCurrentState.networkName;
+                } else if (connected || mCurrentState.isEmergency) {
+                    if (mCurrentState.connected || mCurrentState.isEmergency) {
+                        // The isEmergencyOnly test covers the case of a phone with no SIM
+                        mobileLabel = mCurrentState.networkName;
+                    }
+                } else {
+                    mobileLabel = mContext
+                            .getString(R.string.status_bar_settings_signal_meter_disconnected);
+                }
+
+                // Now for things that should only be shown when actually using mobile data.
+                if (isMobileLabel) {
+                    return mobileLabel;
+                } else {
+                    return mCurrentState.dataConnected ? mobileLabel : currentLabel;
+                }
+            }
+        }
+
+        public int getDataContentDescription() {
+            return getIcons().mDataContentDescription;
+        }
+
+        public void setAirplaneMode(boolean airplaneMode) {
+            mCurrentState.airplaneMode = airplaneMode;
+            notifyListenersIfNecessary();
+        }
+
+        public void setInetCondition(int inetCondition, int inetConditionForNetwork) {
+            // For mobile data, use general inet condition for phone signal indexing,
+            // and network specific for data indexing (I think this might be a bug, but
+            // keeping for now).
+            // TODO: Update with explanation of why.
+            mCurrentState.inetForNetwork = inetConditionForNetwork;
+            setInetCondition(inetCondition);
+        }
+
+        /**
+         * Start listening for phone state changes.
+         */
+        public void registerListener() {
+            mPhone.listen(mPhoneStateListener,
+                    PhoneStateListener.LISTEN_SERVICE_STATE
+                            | PhoneStateListener.LISTEN_SIGNAL_STRENGTHS
+                            | PhoneStateListener.LISTEN_CALL_STATE
+                            | PhoneStateListener.LISTEN_DATA_CONNECTION_STATE
+                            | PhoneStateListener.LISTEN_DATA_ACTIVITY);
+        }
+
+        /**
+         * Stop listening for phone state changes.
+         */
+        public void unregisterListener() {
+            mPhone.listen(mPhoneStateListener, 0);
+        }
+
+        /**
+         * Produce a mapping of data network types to icon groups for simple and quick use in
+         * updateTelephony.
+         *
+         * TODO: See if config can change with locale, this may need to be regenerated on Locale
+         * change.
+         */
+        private void mapIconSets() {
+            mNetworkToIconLookup = new HashMap<Integer, MobileIconGroup>();
+
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_EVDO_0, TelephonyIcons.THREE_G);
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_EVDO_A, TelephonyIcons.THREE_G);
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_EVDO_B, TelephonyIcons.THREE_G);
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_EHRPD, TelephonyIcons.THREE_G);
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_UMTS, TelephonyIcons.THREE_G);
+
+            if (!mConfig.showAtLeastThreeGees) {
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_UNKNOWN,
+                        TelephonyIcons.UNKNOWN);
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_EDGE, TelephonyIcons.E);
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_CDMA, TelephonyIcons.ONE_X);
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_1xRTT, TelephonyIcons.ONE_X);
+
+                mDefaultIcons = TelephonyIcons.G;
+            } else {
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_UNKNOWN,
+                        TelephonyIcons.THREE_G);
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_EDGE,
+                        TelephonyIcons.THREE_G);
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_CDMA,
+                        TelephonyIcons.THREE_G);
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_1xRTT,
+                        TelephonyIcons.THREE_G);
+                mDefaultIcons = TelephonyIcons.THREE_G;
+            }
+
+            MobileIconGroup hGroup = TelephonyIcons.THREE_G;
+            if (mConfig.hspaDataDistinguishable) {
+                hGroup = TelephonyIcons.H;
+            }
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_HSDPA, hGroup);
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_HSUPA, hGroup);
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_HSPA, hGroup);
+            mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_HSPAP, hGroup);
+
+            if (mConfig.show4gForLte) {
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_LTE, TelephonyIcons.FOUR_G);
+            } else {
+                mNetworkToIconLookup.put(TelephonyManager.NETWORK_TYPE_LTE, TelephonyIcons.LTE);
+            }
+        }
+
+        /**
+         * {@inheritDoc}
+         */
+        @Override
+        public void notifyListeners() {
+            MobileIconGroup icons = getIcons();
+
+            String contentDescription = getStringIfExists(getContentDescription());
+            String dataContentDescription = getStringIfExists(icons.mDataContentDescription);
+            int qsTypeIcon = icons.mQsDataType[mCurrentState.inetForNetwork];
+            int length = mSignalsChangedCallbacks.size();
+            for (int i = 0; i < length; i++) {
+                mSignalsChangedCallbacks.get(i).onMobileDataSignalChanged(mCurrentState.enabled
+                        && !mCurrentState.isEmergency && !mCurrentState.airplaneMode,
+                        getQsCurrentIconId(), contentDescription,
+                        qsTypeIcon,
+                        mCurrentState.dataConnected && mCurrentState.activityIn,
+                        mCurrentState.dataConnected && mCurrentState.activityOut,
+                        dataContentDescription,
+                        mCurrentState.isEmergency ? null : mCurrentState.networkName,
+                        mCurrentState.noSim,
+                        // Only wide if actually showing something.
+                        icons.mIsWide && qsTypeIcon != 0);
+            }
+            boolean showDataIcon = mCurrentState.inetForNetwork != 0
+                    || mCurrentState.iconGroup == TelephonyIcons.ROAMING;
+            int typeIcon = showDataIcon ? icons.mDataType : 0;
+            int signalClustersLength = mSignalClusters.size();
+            for (int i = 0; i < signalClustersLength; i++) {
+                mSignalClusters.get(i).setMobileDataIndicators(
+                        mCurrentState.enabled && !mCurrentState.airplaneMode,
+                        getCurrentIconId(),
+                        typeIcon,
+                        contentDescription,
+                        dataContentDescription,
+                        // Only wide if actually showing something.
+                        icons.mIsWide && typeIcon != 0);
+            }
+        }
+
+        @Override
+        public MobileState cleanState() {
+            return new MobileState();
+        }
+
+        private boolean hasService() {
+            if (mServiceState != null) {
+                // Consider the device to be in service if either voice or data
+                // service is available. Some SIM cards are marketed as data-only
+                // and do not support voice service, and on these SIM cards, we
+                // want to show signal bars for data service as well as the "no
+                // service" or "emergency calls only" text that indicates that voice
+                // is not available.
+                switch (mServiceState.getVoiceRegState()) {
+                    case ServiceState.STATE_POWER_OFF:
+                        return false;
+                    case ServiceState.STATE_OUT_OF_SERVICE:
+                    case ServiceState.STATE_EMERGENCY_ONLY:
+                        return mServiceState.getDataRegState() == ServiceState.STATE_IN_SERVICE;
+                    default:
+                        return true;
+                }
+            } else {
+                return false;
+            }
+        }
+
+        private boolean isCdma() {
+            return (mSignalStrength != null) && !mSignalStrength.isGsm();
+        }
+
+        public boolean isEmergencyOnly() {
+            return (mServiceState != null && mServiceState.isEmergencyOnly());
+        }
+
+        private boolean isRoaming() {
+            if (isCdma()) {
+                final int iconMode = mServiceState.getCdmaEriIconMode();
+                return mServiceState.getCdmaEriIconIndex() != EriInfo.ROAMING_INDICATOR_OFF
+                        && (iconMode == EriInfo.ROAMING_ICON_MODE_NORMAL
+                            || iconMode == EriInfo.ROAMING_ICON_MODE_FLASH);
+            } else {
+                return mServiceState != null && mServiceState.getRoaming();
+            }
+        }
+
+        public void handleBroadcast(Intent intent) {
+            String action = intent.getAction();
+            if (action.equals(TelephonyIntents.ACTION_SIM_STATE_CHANGED)) {
+                String stateExtra = intent.getStringExtra(IccCardConstants.INTENT_KEY_ICC_STATE);
+                final String lockedReason =
+                        intent.getStringExtra(IccCardConstants.INTENT_KEY_LOCKED_REASON);
+                updateSimState(stateExtra, lockedReason);
+                updateTelephony();
+            } else if (action.equals(TelephonyIntents.SPN_STRINGS_UPDATED_ACTION)) {
+                updateNetworkName(intent.getBooleanExtra(TelephonyIntents.EXTRA_SHOW_SPN, false),
+                        intent.getStringExtra(TelephonyIntents.EXTRA_SPN),
+                        intent.getBooleanExtra(TelephonyIntents.EXTRA_SHOW_PLMN, false),
+                        intent.getStringExtra(TelephonyIntents.EXTRA_PLMN));
+                notifyListenersIfNecessary();
+            }
+        }
+
+        /**
+         * Determines the current sim state, based on a TelephonyIntents.ACTION_SIM_STATE_CHANGED
+         * broadcast.
+         */
+        private final void updateSimState(String stateExtra, String lockedReason) {
+            if (IccCardConstants.INTENT_VALUE_ICC_ABSENT.equals(stateExtra)) {
+                mSimState = IccCardConstants.State.ABSENT;
+            } else if (IccCardConstants.INTENT_VALUE_ICC_READY.equals(stateExtra)) {
+                mSimState = IccCardConstants.State.READY;
+            } else if (IccCardConstants.INTENT_VALUE_ICC_LOCKED.equals(stateExtra)) {
+                if (IccCardConstants.INTENT_VALUE_LOCKED_ON_PIN.equals(lockedReason)) {
+                    mSimState = IccCardConstants.State.PIN_REQUIRED;
+                } else if (IccCardConstants.INTENT_VALUE_LOCKED_ON_PUK.equals(lockedReason)) {
+                    mSimState = IccCardConstants.State.PUK_REQUIRED;
+                } else {
+                    mSimState = IccCardConstants.State.NETWORK_LOCKED;
+                }
+            } else {
+                mSimState = IccCardConstants.State.UNKNOWN;
+            }
+            if (DEBUG) Log.d(TAG, "updateSimState: mSimState=" + mSimState);
+        }
+
+        /**
+         * Updates the network's name based on incoming spn and plmn.
+         */
+        void updateNetworkName(boolean showSpn, String spn, boolean showPlmn, String plmn) {
+            if (CHATTY) {
+                Log.d("CarrierLabel", "updateNetworkName showSpn=" + showSpn + " spn=" + spn
+                        + " showPlmn=" + showPlmn + " plmn=" + plmn);
+            }
+            StringBuilder str = new StringBuilder();
+            if (showPlmn && plmn != null) {
+                str.append(plmn);
+            }
+            if (showSpn && spn != null) {
+                if (str.length() != 0) {
+                    str.append(mNetworkNameSeparator);
+                }
+                str.append(spn);
+            }
+            if (str.length() != 0) {
+                mCurrentState.networkName = str.toString();
+            } else {
+                mCurrentState.networkName = mNetworkNameDefault;
+            }
+        }
+
+        /**
+         * Updates the current state based on mServiceState, mSignalStrength, mDataNetType,
+         * mDataState, and mSimState.  It should be called any time one of these is updated.
+         * This will call listeners if necessary.
+         */
+        private final void updateTelephony() {
+            if (DEBUG) {
+                Log.d(TAG, "updateTelephonySignalStrength: hasService=" + hasService()
+                        + " ss=" + mSignalStrength);
+            }
+            mCurrentState.connected = hasService() && mSignalStrength != null;
+            if (mCurrentState.connected) {
+                if (!mSignalStrength.isGsm() && mConfig.alwaysShowCdmaRssi) {
+                    mCurrentState.level = mSignalStrength.getCdmaLevel();
+                } else {
+                    mCurrentState.level = mSignalStrength.getLevel();
+                }
+            }
+            if (mNetworkToIconLookup.containsKey(mDataNetType)) {
+                mCurrentState.iconGroup = mNetworkToIconLookup.get(mDataNetType);
+            } else {
+                mCurrentState.iconGroup = mDefaultIcons;
+            }
+            mCurrentState.dataConnected = mCurrentState.connected
+                    && mDataState == TelephonyManager.DATA_CONNECTED;
+            if (!isCdma()) {
+                if (mSimState == IccCardConstants.State.READY ||
+                        mSimState == IccCardConstants.State.UNKNOWN) {
+                    mCurrentState.noSim = false;
+                } else {
+                    mCurrentState.noSim = true;
+                    // No sim, no data.
+                    mCurrentState.dataConnected = false;
+                }
+            }
+
+            if (isRoaming()) {
+                mCurrentState.iconGroup = TelephonyIcons.ROAMING;
+            }
+            if (isEmergencyOnly() != mCurrentState.isEmergency) {
+                mCurrentState.isEmergency = isEmergencyOnly();
+                mNetworkController.recalculateEmergency();
+            }
+            notifyListenersIfNecessary();
+        }
+
+        @VisibleForTesting
+        void setActivity(int activity) {
+            mCurrentState.activityIn = activity == TelephonyManager.DATA_ACTIVITY_INOUT
+                    || activity == TelephonyManager.DATA_ACTIVITY_IN;
+            mCurrentState.activityOut = activity == TelephonyManager.DATA_ACTIVITY_INOUT
+                    || activity == TelephonyManager.DATA_ACTIVITY_OUT;
+            notifyListenersIfNecessary();
+        }
+
+        @Override
+        public void dump(PrintWriter pw) {
+            super.dump(pw);
+            pw.println("  mServiceState=" + mServiceState + ",");
+            pw.println("  mSignalStrength=" + mSignalStrength + ",");
+            pw.println("  mDataState=" + mDataState + ",");
+            pw.println("  mDataNetType=" + mDataNetType + ",");
+        }
+
+        PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
+            @Override
+            public void onSignalStrengthsChanged(SignalStrength signalStrength) {
+                if (DEBUG) {
+                    Log.d(TAG, "onSignalStrengthsChanged signalStrength=" + signalStrength +
+                            ((signalStrength == null) ? "" : (" level=" + signalStrength.getLevel())));
+                }
+                mSignalStrength = signalStrength;
+                updateTelephony();
+            }
+
+            @Override
+            public void onServiceStateChanged(ServiceState state) {
+                if (DEBUG) {
+                    Log.d(TAG, "onServiceStateChanged voiceState=" + state.getVoiceRegState()
+                            + " dataState=" + state.getDataRegState());
+                }
+                mServiceState = state;
+                updateTelephony();
+            }
+
+            @Override
+            public void onDataConnectionStateChanged(int state, int networkType) {
+                if (DEBUG) {
+                    Log.d(TAG, "onDataConnectionStateChanged: state=" + state
+                            + " type=" + networkType);
+                }
+                mDataState = state;
+                mDataNetType = networkType;
+                updateTelephony();
+            }
+
+            @Override
+            public void onDataActivity(int direction) {
+                if (DEBUG) {
+                    Log.d(TAG, "onDataActivity: direction=" + direction);
+                }
+                setActivity(direction);
+            }
+        };
+
+        static class MobileIconGroup extends SignalController.IconGroup {
+            final int mDataContentDescription; // mContentDescriptionDataType
+            final int mDataType;
+            final boolean mIsWide;
+            final int[] mQsDataType;
+
+            public MobileIconGroup(String name, int[][] sbIcons, int[][] qsIcons, int[] contentDesc,
+                    int sbNullState, int qsNullState, int sbDiscState, int qsDiscState,
+                    int discContentDesc, int dataContentDesc, int dataType, boolean isWide,
+                    int[] qsDataType) {
+                super(name, sbIcons, qsIcons, contentDesc, sbNullState, qsNullState, sbDiscState,
+                        qsDiscState, discContentDesc);
+                mDataContentDescription = dataContentDesc;
+                mDataType = dataType;
+                mIsWide = isWide;
+                mQsDataType = qsDataType;
+            }
+        }
+
+        static class MobileState extends SignalController.State {
+            String networkName;
+            boolean noSim;
+            boolean dataConnected;
+            boolean isEmergency;
+            boolean airplaneMode;
+            int inetForNetwork;
+
+            @Override
+            public void copyFrom(State s) {
+                MobileState state = (MobileState) s;
+                noSim = state.noSim;
+                networkName = state.networkName;
+                dataConnected = state.dataConnected;
+                inetForNetwork = state.inetForNetwork;
+                isEmergency = state.isEmergency;
+                airplaneMode = state.airplaneMode;
+                super.copyFrom(s);
+            }
+
+            @Override
+            protected void toString(StringBuilder builder) {
+                builder.append("noSim=").append(noSim).append(',');
+                builder.append("networkName=").append(networkName).append(',');
+                builder.append("dataConnected=").append(dataConnected).append(',');
+                builder.append("inetForNetwork=").append(inetForNetwork).append(',');
+                builder.append("isEmergency=").append(isEmergency).append(',');
+                builder.append("airplaneMode=").append(airplaneMode).append(',');
+                super.toString(builder);
+            }
+
+            @Override
+            public boolean equals(Object o) {
+                return super.equals(o)
+                        && Objects.equals(((MobileState) o).networkName, networkName)
+                        && ((MobileState) o).noSim == noSim
+                        && ((MobileState) o).dataConnected == dataConnected
+                        && ((MobileState) o).isEmergency == isEmergency
+                        && ((MobileState) o).airplaneMode == airplaneMode
+                        && ((MobileState) o).inetForNetwork == inetForNetwork;
+            }
+        }
+    }
+
+    /**
+     * Common base class for handling signal for both wifi and mobile data.
+     */
+    static abstract class SignalController<T extends SignalController.State,
+            I extends SignalController.IconGroup> {
+        protected final String mTag;
+        protected final T mCurrentState;
+        protected final T mLastState;
+        protected final int mNetworkType;
+        protected final Context mContext;
+        // The owner of the SignalController (i.e. NetworkController will maintain the following
+        // lists and call notifyListeners whenever the list has changed to ensure everyone
+        // is aware of current state.
+        protected final List<NetworkSignalChangedCallback> mSignalsChangedCallbacks;
+        protected final List<SignalCluster> mSignalClusters;
+        protected final NetworkControllerImpl mNetworkController;
+
+        // Save the previous HISTORY_SIZE states for logging.
+        private final State[] mHistory;
+        // Where to copy the next state into.
+        private int mHistoryIndex;
+
+        public SignalController(String tag, Context context, int type,
+                List<NetworkSignalChangedCallback> signalCallbacks,
+                List<SignalCluster> signalClusters, NetworkControllerImpl networkController) {
+            mTag = TAG + "::" + tag;
+            mNetworkController = networkController;
+            mNetworkType = type;
+            mContext = context;
+            mSignalsChangedCallbacks = signalCallbacks;
+            mSignalClusters = signalClusters;
+            mCurrentState = cleanState();
+            mLastState = cleanState();
+            if (RECORD_HISTORY) {
+                mHistory = new State[HISTORY_SIZE];
+                for (int i = 0; i < HISTORY_SIZE; i++) {
+                    mHistory[i] = cleanState();
+                }
+            }
+        }
+
+        public T getState() {
+            return mCurrentState;
+        }
+
+        public int getNetworkType() {
+            return mNetworkType;
+        }
+
+        public void setInetCondition(int inetCondition) {
+            mCurrentState.inetCondition = inetCondition;
+            notifyListenersIfNecessary();
+        }
+
+        // @VisibleForDemoMode
+        /**
+         * Used at the end of demo mode to clear out any ugly state that it has created.
+         * Since we haven't had any callbacks, then isDirty will not have been triggered,
+         * so we can just take the last good state directly from there.
+         */
+        void resetLastState() {
+            mCurrentState.copyFrom(mLastState);
+        }
+
+        /**
+         * Determines if the state of this signal controller has changed and
+         * needs to trigger callbacks related to it.
+         */
+        public boolean isDirty() {
+            if (!mLastState.equals(mCurrentState)) {
+                if (DEBUG) {
+                    Log.d(mTag, "Change in state from: " + mLastState + "\n"
+                            + "\tto: " + mCurrentState);
+                }
+                return true;
+            }
+            return false;
+        }
+
+        public void saveLastState() {
+            if (RECORD_HISTORY) {
+                recordLast();
+            }
+            // Updates the current time.
+            mCurrentState.time = System.currentTimeMillis();
+            mLastState.copyFrom(mCurrentState);
+        }
+
+        /**
+         * Gets the signal icon for QS based on current state of connected, enabled, and level.
+         */
+        public int getQsCurrentIconId() {
+            if (mCurrentState.connected) {
+                return getIcons().mQsIcons[mCurrentState.inetCondition][mCurrentState.level];
+            } else if (mCurrentState.enabled) {
+                return getIcons().mQsDiscState;
+            } else {
+                return getIcons().mQsNullState;
+            }
+        }
+
+        /**
+         * Gets the signal icon for SB based on current state of connected, enabled, and level.
+         */
+        public int getCurrentIconId() {
+            if (mCurrentState.connected) {
+                return getIcons().mSbIcons[mCurrentState.inetCondition][mCurrentState.level];
+            } else if (mCurrentState.enabled) {
+                return getIcons().mSbDiscState;
+            } else {
+                return getIcons().mSbNullState;
+            }
+        }
+
+        /**
+         * Gets the content description for the signal based on current state of connected and
+         * level.
+         */
+        public int getContentDescription() {
+            if (mCurrentState.connected) {
+                return getIcons().mContentDesc[mCurrentState.level];
+            } else {
+                return getIcons().mDiscContentDesc;
+            }
+        }
+
+        protected void notifyListenersIfNecessary() {
+            if (isDirty()) {
+                saveLastState();
+                notifyListeners();
+                mNetworkController.refreshCarrierLabel();
+            }
+        }
+
+        /**
+         * Returns the resource if resId is not 0, and an empty string otherwise.
+         */
+        protected String getStringIfExists(int resId) {
+            return resId != 0 ? mContext.getString(resId) : "";
+        }
+
+        protected I getIcons() {
+            return (I) mCurrentState.iconGroup;
+        }
+
+        /**
+         * Saves the last state of any changes, so we can log the current
+         * and last value of any state data.
+         */
+        protected void recordLast() {
+            mHistory[mHistoryIndex++ & (HISTORY_SIZE - 1)].copyFrom(mLastState);
+        }
+
+        public void dump(PrintWriter pw) {
+            pw.println("  - " + mTag + " -----");
+            pw.println("  Current State: " + mCurrentState);
+            if (RECORD_HISTORY) {
+                // Count up the states that actually contain time stamps, and only display those.
+                int size = 0;
+                for (int i = 0; i < HISTORY_SIZE; i++) {
+                    if (mHistory[i].time != 0) size++;
+                }
+                // Print out the previous states in ordered number.
+                for (int i = mHistoryIndex + HISTORY_SIZE - 1;
+                        i >= mHistoryIndex + HISTORY_SIZE - size; i--) {
+                    pw.println("  Previous State(" + (mHistoryIndex + HISTORY_SIZE - i) + ": "
+                            + mHistory[i & (HISTORY_SIZE - 1)]);
+                }
+            }
+        }
+
+        /**
+         * Trigger callbacks based on current state.  The callbacks should be completely
+         * based on current state, and only need to be called in the scenario where
+         * mCurrentState != mLastState.
+         */
+        public abstract void notifyListeners();
+
+        /**
+         * Generate a blank T.
+         */
+        public abstract T cleanState();
+
+        /*
+         * Holds icons for a given state. Arrays are generally indexed as inet
+         * state (full connectivity or not) first, and second dimension as
+         * signal strength.
+         */
+        static class IconGroup {
+            final int[][] mSbIcons;
+            final int[][] mQsIcons;
+            final int[] mContentDesc;
+            final int mSbNullState;
+            final int mQsNullState;
+            final int mSbDiscState;
+            final int mQsDiscState;
+            final int mDiscContentDesc;
+            // For logging.
+            final String mName;
+
+            public IconGroup(String name, int[][] sbIcons, int[][] qsIcons, int[] contentDesc,
+                    int sbNullState, int qsNullState, int sbDiscState, int qsDiscState,
+                    int discContentDesc) {
+                mName = name;
+                mSbIcons = sbIcons;
+                mQsIcons = qsIcons;
+                mContentDesc = contentDesc;
+                mSbNullState = sbNullState;
+                mQsNullState = qsNullState;
+                mSbDiscState = sbDiscState;
+                mQsDiscState = qsDiscState;
+                mDiscContentDesc = discContentDesc;
+            }
+
+            @Override
+            public String toString() {
+                return "IconGroup(" + mName + ")";
+            }
+        }
+
+        static class State {
+            boolean connected;
+            boolean enabled;
+            boolean activityIn;
+            boolean activityOut;
+            int level;
+            IconGroup iconGroup;
+            int inetCondition;
+            int rssi; // Only for logging.
+
+            // Not used for comparison, just used for logging.
+            long time;
+
+            public void copyFrom(State state) {
+                connected = state.connected;
+                enabled = state.enabled;
+                level = state.level;
+                iconGroup = state.iconGroup;
+                inetCondition = state.inetCondition;
+                activityIn = state.activityIn;
+                activityOut = state.activityOut;
+                rssi = state.rssi;
+                time = state.time;
+            }
+
+            @Override
+            public String toString() {
+                if (time != 0) {
+                    StringBuilder builder = new StringBuilder();
+                    toString(builder);
+                    return builder.toString();
+                } else {
+                    return "Empty " + getClass().getSimpleName();
+                }
+            }
+
+            protected void toString(StringBuilder builder) {
+                builder.append("connected=").append(connected).append(',')
+                        .append("enabled=").append(enabled).append(',')
+                        .append("level=").append(level).append(',')
+                        .append("inetCondition=").append(inetCondition).append(',')
+                        .append("iconGroup=").append(iconGroup).append(',')
+                        .append("activityIn=").append(activityIn).append(',')
+                        .append("activityOut=").append(activityOut).append(',')
+                        .append("rssi=").append(rssi).append(',')
+                        .append("lastModified=").append(DateFormat.format("MM-dd hh:mm:ss", time));
+            }
+
+            @Override
+            public boolean equals(Object o) {
+                if (!o.getClass().equals(getClass())) {
+                    return false;
+                }
+                State other = (State) o;
+                return other.connected == connected
+                        && other.enabled == enabled
+                        && other.level == level
+                        && other.inetCondition == inetCondition
+                        && other.iconGroup == iconGroup
+                        && other.activityIn == activityIn
+                        && other.activityOut == activityOut
+                        && other.rssi == rssi;
+            }
+        }
+    }
+
+    public interface SignalCluster {
+        void setWifiIndicators(boolean visible, int strengthIcon, String contentDescription);
+
+        void setMobileDataIndicators(boolean visible, int strengthIcon, int typeIcon,
+                String contentDescription, String typeContentDescription, boolean isTypeIconWide);
+
+        void setIsAirplaneMode(boolean is, int airplaneIcon, int contentDescription);
+    }
+
+    public interface EmergencyListener {
+        void setEmergencyCallsOnly(boolean emergencyOnly);
+    }
+
+    public interface CarrierLabelListener {
+        void setCarrierLabel(String label);
+    }
+
+    @VisibleForTesting
+    static class Config {
+        boolean showAtLeastThreeGees = false;
+        boolean alwaysShowCdmaRssi = false;
+        boolean show4gForLte = false;
+        boolean hspaDataDistinguishable;
+
+        static Config readConfig(Context context) {
+            Config config = new Config();
+            Resources res = context.getResources();
+
+            config.showAtLeastThreeGees = res.getBoolean(R.bool.config_showMin3G);
+            config.alwaysShowCdmaRssi =
+                    res.getBoolean(com.android.internal.R.bool.config_alwaysUseCdmaRssi);
+            config.show4gForLte = res.getBoolean(R.bool.config_show4GForLTE);
+            config.hspaDataDistinguishable =
+                    res.getBoolean(R.bool.config_hspa_data_distinguishable);
+            return config;
         }
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java
index 1f2b918..4091619 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java
@@ -17,11 +17,16 @@
 package com.android.systemui.statusbar.policy;
 
 import com.android.systemui.R;
+import com.android.systemui.statusbar.policy.NetworkControllerImpl.MobileSignalController.MobileIconGroup;
 
 class TelephonyIcons {
     //***** Signal strength icons
 
+    static final int TELEPHONY_NUM_LEVELS = 5;
+
     //GSM/UMTS
+    static final int TELEPHONY_NO_NETWORK = R.drawable.stat_sys_signal_null;
+
     static final int[][] TELEPHONY_SIGNAL_STRENGTH = {
         { R.drawable.stat_sys_signal_0,
           R.drawable.stat_sys_signal_1,
@@ -35,6 +40,8 @@
           R.drawable.stat_sys_signal_4_fully }
     };
 
+    static final int QS_TELEPHONY_NO_NETWORK = R.drawable.ic_qs_signal_no_signal;
+
     static final int[][] QS_TELEPHONY_SIGNAL_STRENGTH = {
         { R.drawable.ic_qs_signal_0,
           R.drawable.ic_qs_signal_1,
@@ -66,8 +73,6 @@
         R.drawable.ic_qs_signal_r
     };
 
-    static final int[][] DATA_SIGNAL_STRENGTH = TELEPHONY_SIGNAL_STRENGTH;
-
     //***** Data connection icons
 
     //GSM/UMTS
@@ -191,6 +196,9 @@
     static final int FLIGHT_MODE_ICON = R.drawable.stat_sys_airplane_mode;
     static final int ROAMING_ICON = R.drawable.stat_sys_data_fully_connected_roam;
     static final int ICON_LTE = R.drawable.stat_sys_data_fully_connected_lte;
+    static final int ICON_G = R.drawable.stat_sys_data_fully_connected_g;
+    static final int ICON_E = R.drawable.stat_sys_data_fully_connected_e;
+    static final int ICON_H = R.drawable.stat_sys_data_fully_connected_h;
     static final int ICON_3G = R.drawable.stat_sys_data_fully_connected_3g;
     static final int ICON_4G = R.drawable.stat_sys_data_fully_connected_4g;
     static final int ICON_1X = R.drawable.stat_sys_data_fully_connected_1x;
@@ -199,5 +207,137 @@
     static final int QS_ICON_3G = R.drawable.ic_qs_signal_3g;
     static final int QS_ICON_4G = R.drawable.ic_qs_signal_4g;
     static final int QS_ICON_1X = R.drawable.ic_qs_signal_1x;
+
+    static final MobileIconGroup THREE_G = new MobileIconGroup(
+            "3G",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_3g,
+            TelephonyIcons.ICON_3G,
+            true,
+            TelephonyIcons.QS_DATA_3G
+            );
+
+    static final MobileIconGroup UNKNOWN = new MobileIconGroup(
+            "Unknown",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            0, 0, false, new int[2]
+            );
+
+    static final MobileIconGroup E = new MobileIconGroup(
+            "E",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_edge,
+            TelephonyIcons.ICON_E,
+            false,
+            TelephonyIcons.QS_DATA_E
+            );
+
+    static final MobileIconGroup ONE_X = new MobileIconGroup(
+            "1X",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_cdma,
+            TelephonyIcons.ICON_1X,
+            true,
+            TelephonyIcons.QS_DATA_1X
+            );
+
+    static final MobileIconGroup G = new MobileIconGroup(
+            "G",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_gprs,
+            TelephonyIcons.ICON_G,
+            false,
+            TelephonyIcons.QS_DATA_G
+            );
+
+    static final MobileIconGroup H = new MobileIconGroup(
+            "H",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_3_5g,
+            TelephonyIcons.ICON_H,
+            false,
+            TelephonyIcons.QS_DATA_H
+            );
+
+    static final MobileIconGroup FOUR_G = new MobileIconGroup(
+            "4G",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_4g,
+            TelephonyIcons.ICON_4G,
+            true,
+            TelephonyIcons.QS_DATA_4G
+            );
+
+    static final MobileIconGroup LTE = new MobileIconGroup(
+            "LTE",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_lte,
+            TelephonyIcons.ICON_LTE,
+            true,
+            TelephonyIcons.QS_DATA_LTE
+            );
+
+    static final MobileIconGroup ROAMING = new MobileIconGroup(
+            "Roaming",
+            TelephonyIcons.TELEPHONY_SIGNAL_STRENGTH_ROAMING,
+            TelephonyIcons.QS_TELEPHONY_SIGNAL_STRENGTH,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH,
+            0, 0,
+            TelephonyIcons.TELEPHONY_NO_NETWORK,
+            TelephonyIcons.QS_TELEPHONY_NO_NETWORK,
+            AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
+            R.string.accessibility_data_connection_roaming,
+            TelephonyIcons.ROAMING_ICON,
+            false,
+            TelephonyIcons.QS_DATA_R
+            );
 }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiIcons.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiIcons.java
index 49af979..c56646f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiIcons.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiIcons.java
@@ -45,5 +45,8 @@
               R.drawable.ic_qs_wifi_full_4 }
         };
 
+    static final int QS_WIFI_NO_NETWORK = R.drawable.ic_qs_wifi_no_network;
+    static final int WIFI_NO_NETWORK = R.drawable.stat_sys_wifi_signal_null;
+
     static final int WIFI_LEVEL_COUNT = WIFI_SIGNAL_STRENGTH[0].length;
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/WimaxIcons.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/WimaxIcons.java
deleted file mode 100644
index 4877828..0000000
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/WimaxIcons.java
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * 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.systemui.statusbar.policy;
-
-import com.android.systemui.statusbar.policy.TelephonyIcons;
-
-class WimaxIcons {
-    static final int[][] WIMAX_SIGNAL_STRENGTH = TelephonyIcons.DATA_SIGNAL_STRENGTH;
-
-    static final int WIMAX_DISCONNECTED = WIMAX_SIGNAL_STRENGTH[0][0];
-
-    static final int WIMAX_IDLE = WIMAX_DISCONNECTED; // XXX: unclear if we need a different icon
-}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
index 10cffc4..49fe1e3 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
@@ -17,6 +17,7 @@
 
 import com.android.internal.telephony.cdma.EriInfo;
 import com.android.systemui.statusbar.policy.NetworkController.NetworkSignalChangedCallback;
+import com.android.systemui.statusbar.policy.NetworkControllerImpl.Config;
 import com.android.systemui.statusbar.policy.NetworkControllerImpl.SignalCluster;
 
 import org.mockito.ArgumentCaptor;
@@ -44,6 +45,7 @@
     protected ConnectivityManager mMockCm;
     protected WifiManager mMockWm;
     protected TelephonyManager mMockTm;
+    protected Config mConfig;
 
     @Override
     protected void setUp() throws Exception {
@@ -59,16 +61,19 @@
 
         mSignalStrength = mock(SignalStrength.class);
         mServiceState = mock(ServiceState.class);
-        mSignalCluster = mock(SignalCluster.class);
-        mNetworkSignalChangedCallback = mock(NetworkSignalChangedCallback.class);
 
+        mConfig = new Config();
+        mConfig.hspaDataDistinguishable = true;
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm,
-                mock(AccessPointController.class), mock(MobileDataController.class));
+                mConfig, mock(AccessPointControllerImpl.class),
+                mock(MobileDataControllerImpl.class));
         setupNetworkController();
     }
 
     protected void setupNetworkController() {
-        mPhoneStateListener = mNetworkController.mPhoneStateListener;
+        mPhoneStateListener = mNetworkController.mMobileSignalController.mPhoneStateListener;
+        mSignalCluster = mock(SignalCluster.class);
+        mNetworkSignalChangedCallback = mock(NetworkSignalChangedCallback.class);
         mNetworkController.addSignalCluster(mSignalCluster);
         mNetworkController.addNetworkSignalChangedCallback(mNetworkSignalChangedCallback);
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
index af05309..bb2ff7c 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
@@ -18,7 +18,8 @@
         Mockito.when(mMockCm.isNetworkSupported(ConnectivityManager.TYPE_MOBILE)).thenReturn(false);
         // Create a new NetworkController as this is currently handled in constructor.
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm,
-                mock(AccessPointController.class), mock(MobileDataController.class));
+                mConfig, mock(AccessPointControllerImpl.class),
+                mock(MobileDataControllerImpl.class));
         setupNetworkController();
 
         verifyLastMobileDataIndicators(false, 0, 0);
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java
index 4ffdff2..7f0a8f4 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerWifiTest.java
@@ -6,8 +6,6 @@
 import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
 
-import com.android.systemui.R;
-
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mockito;
 
@@ -16,14 +14,10 @@
     private static final int MIN_RSSI = -100;
     private static final int MAX_RSSI = -55;
 
-    // TODO: Move this into WifiIcons, remove all R.drawable from NetworkControllerImpl.
-    private static final int NULL_SIGNAL = R.drawable.stat_sys_wifi_signal_null;
-    private static final int QS_NO_NET = R.drawable.ic_qs_wifi_no_network;
-
     public void testWifiIcon() {
         String testSsid = "Test SSID";
         setWifiEnabled(true);
-        verifyLastWifiIcon(false, NULL_SIGNAL);
+        verifyLastWifiIcon(false, WifiIcons.WIFI_NO_NETWORK);
 
         setWifiState(true, testSsid);
         verifyLastWifiIcon(true, WifiIcons.WIFI_SIGNAL_STRENGTH[0][0]);
@@ -42,10 +36,10 @@
         String testSsid = "Test SSID";
 
         setWifiEnabled(false);
-        verifyLastQsWifiIcon(false, false, 0, null);
+        verifyLastQsWifiIcon(false, false, WifiIcons.QS_WIFI_NO_NETWORK, null);
 
         setWifiEnabled(true);
-        verifyLastQsWifiIcon(true, false, QS_NO_NET, null);
+        verifyLastQsWifiIcon(true, false, WifiIcons.QS_WIFI_NO_NETWORK, null);
 
         setWifiState(true, testSsid);
         for (int testLevel = 0; testLevel < WifiIcons.WIFI_LEVEL_COUNT; testLevel++) {
@@ -118,8 +112,7 @@
 
     protected void setWifiActivity(int activity) {
         // TODO: Not this, because this variable probably isn't sticking around.
-        mNetworkController.mWifiActivity = activity;
-        mNetworkController.refreshViews();
+        mNetworkController.mWifiSignalController.setActivity(activity);
     }
 
     protected void setWifiLevel(int level) {