Add logging to Bluetooth settings.

- Add logging when users selects the listed devices to connect or
disconnect, and when connection error is shown
- Update the event for the top level bluetooth master switch toggle to
have its own event.

Change-Id: I58f21256fdd07fad9d733ff987ff38df1148f4f8
Fix: 35065258
Test: make RunSettingsRoboTests

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

@@ -34,7 +34,10 @@ import android.view.View;
 import android.view.View.OnClickListener;
 import android.widget.ImageView;
 
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
+import com.android.settings.core.instrumentation.MetricsFeatureProvider;
+import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.Index;
 import com.android.settings.search.SearchIndexableRaw;
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
@@ -205,11 +208,20 @@ public final class BluetoothDevicePreference extends Preference implements
     void onClicked() {
         int bondState = mCachedDevice.getBondState();
 
+        final MetricsFeatureProvider metricsFeatureProvider =
+            FeatureFactory.getFactory(getContext()).getMetricsFeatureProvider();
+
         if (mCachedDevice.isConnected()) {
+            metricsFeatureProvider.action(getContext(),
+                MetricsEvent.ACTION_SETTINGS_BLUETOOTH_DISCONNECT);
             askDisconnect();
         } else if (bondState == BluetoothDevice.BOND_BONDED) {
+            metricsFeatureProvider.action(getContext(),
+                MetricsEvent.ACTION_SETTINGS_BLUETOOTH_CONNECT);
             mCachedDevice.connect(true);
         } else if (bondState == BluetoothDevice.BOND_NONE) {
+            metricsFeatureProvider.action(getContext(),
+                MetricsEvent.ACTION_SETTINGS_BLUETOOTH_PAIR);
             pair();
         }
     }

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

@@ -27,7 +27,6 @@ import android.provider.Settings;
 import android.widget.Switch;
 import android.widget.Toast;
 
-import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
 import com.android.settings.core.instrumentation.MetricsFeatureProvider;
 import com.android.settings.search.Index;
@@ -52,6 +51,7 @@ public final class BluetoothEnabler implements SwitchWidgetController.OnSwitchCh
 
     private static final String EVENT_DATA_IS_BT_ON = "is_bluetooth_on";
     private static final int EVENT_UPDATE_INDEX = 0;
+    private final int mMetricsEvent;
 
     private Handler mHandler = new Handler() {
         @Override
@@ -77,13 +77,15 @@ public final class BluetoothEnabler implements SwitchWidgetController.OnSwitchCh
     };
 
     public BluetoothEnabler(Context context, SwitchWidgetController switchWidget,
-            MetricsFeatureProvider metricsFeatureProvider, LocalBluetoothManager manager) {
+            MetricsFeatureProvider metricsFeatureProvider, LocalBluetoothManager manager,
+            int metricsEvent) {
         mContext = context;
         mMetricsFeatureProvider = metricsFeatureProvider;
         mSwitchWidget = switchWidget;
         mSwitch = mSwitchWidget.getSwitch();
         mSwitchWidget.setListener(this);
         mValidListener = false;
+        mMetricsEvent = metricsEvent;
 
         if (manager == null) {
             // Bluetooth is not supported
@@ -191,7 +193,7 @@ public final class BluetoothEnabler implements SwitchWidgetController.OnSwitchCh
             return false;
         }
 
-        mMetricsFeatureProvider.action(mContext, MetricsEvent.ACTION_BLUETOOTH_TOGGLE, isChecked);
+        mMetricsFeatureProvider.action(mContext, mMetricsEvent, isChecked);
 
         if (mLocalAdapter != null) {
             boolean status = mLocalAdapter.setBluetoothEnabled(isChecked);

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

@@ -18,6 +18,7 @@ package com.android.settings.bluetooth;
 import android.content.Context;
 import android.support.v7.preference.PreferenceScreen;
 
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.core.PreferenceController;
 import com.android.settings.core.lifecycle.LifecycleObserver;
 import com.android.settings.core.lifecycle.events.OnPause;
@@ -54,7 +55,8 @@ public class BluetoothMasterSwitchPreferenceController extends PreferenceControl
         mBtPreference = (MasterSwitchPreference) screen.findPreference(KEY_TOGGLE_BLUETOOTH);
         mBluetoothEnabler = new BluetoothEnabler(mContext,
             new MasterSwitchController(mBtPreference),
-            FeatureFactory.getFactory(mContext).getMetricsFeatureProvider(), mBluetoothManager);
+            FeatureFactory.getFactory(mContext).getMetricsFeatureProvider(), mBluetoothManager,
+            MetricsEvent.ACTION_SETTINGS_MASTER_SWITCH_BLUETOOTH_TOGGLE);
     }
 
     @Override

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

@@ -153,7 +153,8 @@ public final class BluetoothSettings extends DeviceListPreferenceFragment implem
         mSwitchBar = activity.getSwitchBar();
 
         mBluetoothEnabler = new BluetoothEnabler(activity, new SwitchBarController(mSwitchBar),
-            mMetricsFeatureProvider, Utils.getLocalBtManager(activity));
+            mMetricsFeatureProvider, Utils.getLocalBtManager(activity),
+            MetricsEvent.ACTION_BLUETOOTH_TOGGLE);
         mBluetoothEnabler.setupSwitchController();
     }
 

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

@@ -21,9 +21,12 @@ import android.bluetooth.BluetoothDevice;
 import android.bluetooth.BluetoothProfile;
 import android.content.Context;
 import android.content.DialogInterface;
+import android.support.annotation.VisibleForTesting;
 import android.widget.Toast;
 
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
+import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.Index;
 import com.android.settings.search.SearchIndexableRaw;
 import com.android.settingslib.bluetooth.LocalBluetoothManager;
@@ -84,14 +87,25 @@ public final class Utils {
 
     // TODO: wire this up to show connection errors...
     static void showConnectingError(Context context, String name) {
-        showError(context, name, R.string.bluetooth_connecting_error_message);
+        showConnectingError(context, name, getLocalBtManager(context));
+    }
+
+    @VisibleForTesting
+    static void showConnectingError(Context context, String name, LocalBluetoothManager manager) {
+        FeatureFactory.getFactory(context).getMetricsFeatureProvider().visible(context,
+            MetricsEvent.VIEW_UNKNOWN, MetricsEvent.ACTION_SETTINGS_BLUETOOTH_CONNECT_ERROR);
+        showError(context, name, R.string.bluetooth_connecting_error_message, manager);
     }
 
     static void showError(Context context, String name, int messageResId) {
+        showError(context, name, messageResId, getLocalBtManager(context));
+    }
+
+    private static void showError(Context context, String name, int messageResId,
+            LocalBluetoothManager manager) {
         String message = context.getString(messageResId, name);
-        LocalBluetoothManager manager = getLocalBtManager(context);
         Context activity = manager.getForegroundActivity();
-        if(manager.isForegroundActivity()) {
+        if (manager.isForegroundActivity()) {
             new AlertDialog.Builder(activity)
                 .setTitle(R.string.bluetooth_error_title)
                 .setMessage(message)