From d4c5f8919b0522bcaab41a5863c313fec52d3a79 Mon Sep 17 00:00:00 2001
From: Eric Shienbrood <>
Date: Tue, 24 Mar 2009 18:13:20 -0700
Subject: Automated import from //branches/donutburger/...@140679,140679

---
 wifi/java/android/net/wifi/WifiStateTracker.java | 26 +++++++++++++++++++++---
 1 file changed, 23 insertions(+), 3 deletions(-)

(limited to 'wifi')

diff --git a/wifi/java/android/net/wifi/WifiStateTracker.java b/wifi/java/android/net/wifi/WifiStateTracker.java
index 452a8fa..f7a9677 100644
--- a/wifi/java/android/net/wifi/WifiStateTracker.java
+++ b/wifi/java/android/net/wifi/WifiStateTracker.java
@@ -30,6 +30,8 @@ import android.os.Handler;
 import android.os.HandlerThread;
 import android.os.SystemProperties;
 import android.os.Looper;
+import android.os.RemoteException;
+import android.os.ServiceManager;
 import android.provider.Settings;
 import android.text.TextUtils;
 import android.util.EventLog;
@@ -43,6 +45,7 @@ import android.content.ContentResolver;
 import android.content.Intent;
 import android.content.Context;
 import android.database.ContentObserver;
+import com.android.internal.app.IBatteryStats;
 
 import java.util.List;
 import java.util.ArrayList;
@@ -244,12 +247,12 @@ public class WifiStateTracker extends NetworkStateTracker {
     private static final int RUN_STATE_STOPPED  = 4;
     private int mRunState;
 
+    private final IBatteryStats mBatteryStats;
+
     private boolean mIsScanOnly;
 
     private BluetoothA2dp mBluetoothA2dp;
 
-    private boolean mBluetoothScanMode;
-    
     private String mInterfaceName;
     private static String LS = System.getProperty("line.separator");
 
@@ -316,6 +319,8 @@ public class WifiStateTracker extends NetworkStateTracker {
             "dhcp." + mInterfaceName + ".dns1",
             "dhcp." + mInterfaceName + ".dns2"
         };
+        mBatteryStats = IBatteryStats.Stub.asInterface(ServiceManager.getService("batteryinfo"));
+
     }
 
     /**
@@ -501,7 +506,7 @@ public class WifiStateTracker extends NetworkStateTracker {
      * Send the tracker a notification that the Wi-Fi driver has been stopped.
      */
     void notifyDriverStopped() {
-       mRunState = RUN_STATE_STOPPED;
+        mRunState = RUN_STATE_STOPPED;
 
         // Send a driver stopped message to our handler
         Message.obtain(this, EVENT_DRIVER_STATE_CHANGED, 0, 0).sendToTarget();
@@ -530,6 +535,17 @@ public class WifiStateTracker extends NetworkStateTracker {
         return mRunState == RUN_STATE_STOPPED || mRunState == RUN_STATE_STOPPING;
     }
 
+    private void noteRunState() {
+        try {
+            if (mRunState == RUN_STATE_RUNNING) {
+                mBatteryStats.noteWifiRunning();
+            } else if (mRunState == RUN_STATE_STOPPED) {
+                mBatteryStats.noteWifiStopped();
+            }
+        } catch (RemoteException ignore) {
+        }
+    }
+
     /**
      * Set the number of allowed radio frequency channels from the system
      * setting value, if any.
@@ -654,6 +670,7 @@ public class WifiStateTracker extends NetworkStateTracker {
         switch (msg.what) {
             case EVENT_SUPPLICANT_CONNECTION:
                 mRunState = RUN_STATE_RUNNING;
+                noteRunState();
                 checkUseStaticIp();
                 /*
                  * DHCP requests are blocking, so run them in a separate thread.
@@ -721,6 +738,8 @@ public class WifiStateTracker extends NetworkStateTracker {
                 break;
 
             case EVENT_SUPPLICANT_DISCONNECT:
+                mRunState = RUN_STATE_STOPPED;
+                noteRunState();
                 int wifiState = mWM.getWifiState();
                 boolean died = wifiState != WifiManager.WIFI_STATE_DISABLED &&
                         wifiState != WifiManager.WIFI_STATE_DISABLING;
@@ -1079,6 +1098,7 @@ public class WifiStateTracker extends NetworkStateTracker {
                         }
                     }
                 }
+                noteRunState();
                 break;
 
             case EVENT_PASSWORD_KEY_MAY_BE_INCORRECT:
-- 
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