From c84e7b11e598d5a6c07c754755382279e194efcb Mon Sep 17 00:00:00 2001
From: Pierre Vandwalle <vandwalle@google.com>
Date: Tue, 24 Mar 2015 19:32:01 -0700
Subject: [PATCH] add wifi power calculation

Change-Id: I3176d835454b1324403b844d075709ba277a7189
---
 apps/Development/res/layout/connectivity.xml  | 27 +++++++++++++++++++
 apps/Development/res/values/strings.xml       |  2 ++
 .../com/android/development/Connectivity.java | 26 ++++++++++++++++++
 3 files changed, 55 insertions(+)

diff --git a/apps/Development/res/layout/connectivity.xml b/apps/Development/res/layout/connectivity.xml
index d23a6b1b9..00ba508bb 100644
--- a/apps/Development/res/layout/connectivity.xml
+++ b/apps/Development/res/layout/connectivity.xml
@@ -350,6 +350,33 @@
           android:layout_height="wrap_content"
           android:text="@string/routed_socket_request" />
     </LinearLayout>
+
+    <!-- divider line -->
+    <View android:background="#FFFFFFFF"
+        android:layout_width="match_parent"
+        android:layout_height="3dip" />
+    <LinearLayout
+        android:orientation="horizontal"
+        android:paddingTop="4dip"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+        <Button android:id="@+id/link_stats"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/link_stats" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:orientation="horizontal"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+        <TextView
+            android:id="@+id/stats"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/stats_results" />
+    </LinearLayout>
+
   </LinearLayout>
 </ScrollView>
 
diff --git a/apps/Development/res/values/strings.xml b/apps/Development/res/values/strings.xml
index d670cf4c4..3ef88458e 100644
--- a/apps/Development/res/values/strings.xml
+++ b/apps/Development/res/values/strings.xml
@@ -33,6 +33,8 @@
     <string name="start_scan">Start Scan</string>
     <string name="scan_cycles">Scan Cycles: </string>
     <string name="disconnect">Disconnect</string>
+    <string name="link_stats">Link Stats</string>
+    <string name="stats_results"> results </string>
 
     <string name="start_tdls">Start TDLS</string>
     <string name="stop_tdls">Stop TDLS</string>
diff --git a/apps/Development/src/com/android/development/Connectivity.java b/apps/Development/src/com/android/development/Connectivity.java
index a576eb397..5ff72add9 100644
--- a/apps/Development/src/com/android/development/Connectivity.java
+++ b/apps/Development/src/com/android/development/Connectivity.java
@@ -33,6 +33,7 @@ import android.net.Network;
 import android.net.NetworkUtils;
 import android.net.RouteInfo;
 import android.net.wifi.ScanResult;
+import android.net.wifi.WifiActivityEnergyInfo;
 import android.net.wifi.WifiManager;
 import android.os.RemoteException;
 import android.os.Handler;
@@ -119,6 +120,8 @@ public class Connectivity extends Activity {
     private long mTotalScanTime = 0;
     private long mTotalScanCount = 0;
 
+    private TextView mLinkStatsResults;
+
     private String mTdlsAddr = null;
 
     private WifiManager mWm;
@@ -316,8 +319,12 @@ public class Connectivity extends Activity {
         findViewById(R.id.routed_socket_request).setOnClickListener(mClickListener);
         findViewById(R.id.default_request).setOnClickListener(mClickListener);
         findViewById(R.id.default_socket).setOnClickListener(mClickListener);
+        findViewById(R.id.link_stats).setOnClickListener(mClickListener);
 
         registerReceiver(mReceiver, new IntentFilter(CONNECTIVITY_TEST_ALARM));
+
+        mLinkStatsResults = (TextView)findViewById(R.id.stats);
+        mLinkStatsResults.setVisibility(View.VISIBLE);
     }
 
     @Override
@@ -408,6 +415,9 @@ public class Connectivity extends Activity {
                     mCm.stopUsingNetworkFeature(ConnectivityManager.TYPE_MOBILE,
                             Phone.FEATURE_ENABLE_HIPRI);
                     break;
+                case R.id.link_stats:
+                    onLinkStats();
+                    break;
             }
         }
     };
@@ -544,6 +554,22 @@ public class Connectivity extends Activity {
         }
     }
 
+    private void onLinkStats() {
+        Log.e(TAG, "LINK STATS:  ");
+        try {
+            WifiActivityEnergyInfo info =
+                    mWm.getControllerActivityEnergyInfo(0);
+            if (info != null) {
+                mLinkStatsResults.setText(" power " + info.toString());
+            } else {
+                mLinkStatsResults.setText(" null! ");
+            }
+        } catch (Exception e) {
+            mLinkStatsResults.setText(" failed! " + e.toString());
+        }
+    }
+
+
     private void onAddDefaultRoute() {
         try {
             int netId = Integer.valueOf(((TextView) findViewById(R.id.netid)).getText().toString());