Merge "Change header of wifi detail page to "Network info"."

src/com/android/settings/wifi/details/WifiDetailActionBarObserver.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.wifi.details;
+
+import android.app.Fragment;
+import android.content.Context;
+import android.os.Bundle;
+import com.android.settings.R;
+import com.android.settingslib.core.lifecycle.LifecycleObserver;
+import com.android.settingslib.core.lifecycle.events.OnCreate;
+
+/**
+ * ActionBar lifecycle observer for {@link WifiNetworkDetailsFragment}.
+ */
+public class WifiDetailActionBarObserver implements LifecycleObserver, OnCreate {
+
+    private final Fragment mFragment;
+    private final Context mContext;
+
+    public WifiDetailActionBarObserver(Context context, Fragment fragment) {
+        mContext = context;
+        mFragment = fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        if (mFragment.getActivity() != null) {
+            mFragment.getActivity().getActionBar()
+                    .setTitle(mContext.getString(R.string.wifi_details_title));
+        }
+    }
+}

src/com/android/settings/wifi/details/WifiNetworkDetailsFragment.java

@@ -21,15 +21,14 @@ import android.net.wifi.WifiManager;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
-
 import com.android.internal.logging.nano.MetricsProto;
 import com.android.settings.R;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.vpn2.ConnectivityManagerWrapperImpl;
 import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.wifi.AccessPoint;
-
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 /**
@@ -39,13 +38,18 @@ import java.util.List;
  * {@link AccessPoint#saveWifiState(Bundle)} in order to properly render this page.
  */
 public class WifiNetworkDetailsFragment extends DashboardFragment {
+
     private static final String TAG = "WifiNetworkDetailsFrg";
 
     private AccessPoint mAccessPoint;
     private WifiDetailPreferenceController mWifiDetailPreferenceController;
+    private WifiDetailActionBarObserver mWifiDetailActionBarObserver;
 
     @Override
     public void onAttach(Context context) {
+        mWifiDetailActionBarObserver = new WifiDetailActionBarObserver(context, this);
+        getLifecycle().addObserver(mWifiDetailActionBarObserver);
+
         mAccessPoint = new AccessPoint(context, getArguments());
         super.onAttach(context);
     }
@@ -78,8 +82,6 @@ public class WifiNetworkDetailsFragment extends DashboardFragment {
                 context.getSystemService(WifiManager.class),
                 mMetricsFeatureProvider);
 
-        ArrayList<AbstractPreferenceController> controllers = new ArrayList(1);
-        controllers.add(mWifiDetailPreferenceController);
-        return controllers;
+        return new ArrayList<>(Collections.singletonList(mWifiDetailPreferenceController));
     }
 }