Add PreferenceControllers to Network page.

- Also made tiles refresh more efficient: when category changes, only
  refresh dynamic tiles. Static tiles from xml will not change due to
  category change.

Bug: 31799836
Test: RunSettingsRoboTests
Change-Id: I1e4c85f2c122c65ec99729e43a66c80acdd863c8

src/com/android/settings/network/AirplaneModePreferenceController.java

@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2016 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.network;
+
+import android.app.Fragment;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.os.SystemProperties;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+
+import com.android.internal.telephony.TelephonyIntents;
+import com.android.internal.telephony.TelephonyProperties;
+import com.android.settings.AirplaneModeEnabler;
+import com.android.settings.core.PreferenceController;
+import com.android.settings.core.instrumentation.MetricsFeatureProvider;
+import com.android.settings.core.lifecycle.LifecycleObserver;
+import com.android.settings.core.lifecycle.events.OnPause;
+import com.android.settings.core.lifecycle.events.OnResume;
+import com.android.settings.overlay.FeatureFactory;
+
+public class AirplaneModePreferenceController extends PreferenceController
+        implements LifecycleObserver, OnResume, OnPause {
+
+    public static final int REQUEST_CODE_EXIT_ECM = 1;
+
+    public static final String KEY_TOGGLE_AIRPLANE = "toggle_airplane";
+
+    private static final String EXIT_ECM_RESULT = "exit_ecm_result";
+
+    private final Fragment mFragment;
+    private final MetricsFeatureProvider mMetricsFeatureProvider;
+    private final PackageManager mPackageManager;
+    private AirplaneModeEnabler mAirplaneModeEnabler;
+    private SwitchPreference mAirplaneModePreference;
+
+
+    public AirplaneModePreferenceController(Context context, Fragment hostFragment) {
+        super(context);
+        mFragment = hostFragment;
+        mPackageManager = context.getPackageManager();
+        mMetricsFeatureProvider = FeatureFactory.getFactory(context).getMetricsFeatureProvider();
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        if (KEY_TOGGLE_AIRPLANE.equals(preference.getKey()) && Boolean.parseBoolean(
+                SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE))) {
+            // In ECM mode launch ECM app dialog
+            if (mFragment != null) {
+                mFragment.startActivityForResult(
+                        new Intent(TelephonyIntents.ACTION_SHOW_NOTICE_ECM_BLOCK_OTHERS, null),
+                        REQUEST_CODE_EXIT_ECM);
+            }
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        if (isAvailable()) {
+            mAirplaneModePreference = (SwitchPreference) screen.findPreference(getPreferenceKey());
+            if (mAirplaneModePreference != null) {
+                mAirplaneModeEnabler = new AirplaneModeEnabler(mContext, mAirplaneModePreference,
+                        mMetricsFeatureProvider);
+            }
+        } else {
+            removePreference(screen, getPreferenceKey());
+        }
+    }
+
+    @Override
+    protected boolean isAvailable() {
+        return !mPackageManager.hasSystemFeature(PackageManager.FEATURE_TELEVISION);
+    }
+
+    @Override
+    protected String getPreferenceKey() {
+        return KEY_TOGGLE_AIRPLANE;
+    }
+
+    public void onResume() {
+        mAirplaneModeEnabler.resume();
+    }
+
+    @Override
+    public void onPause() {
+        mAirplaneModeEnabler.pause();
+    }
+
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == REQUEST_CODE_EXIT_ECM) {
+            Boolean isChoiceYes = data.getBooleanExtra(EXIT_ECM_RESULT, false);
+            // Set Airplane mode based on the return value and checkbox state
+            mAirplaneModeEnabler.setAirplaneModeInECM(isChoiceYes,
+                    mAirplaneModePreference.isChecked());
+        }
+    }
+}

src/com/android/settings/network/MobileNetworkPreferenceController.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2016 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.network;
+
+import android.content.Context;
+import android.os.UserManager;
+import android.support.v7.preference.Preference;
+
+import com.android.settings.Utils;
+import com.android.settings.core.PreferenceController;
+
+import static android.os.UserHandle.myUserId;
+import static android.os.UserManager.DISALLOW_CONFIG_MOBILE_NETWORKS;
+import static com.android.settingslib.RestrictedLockUtils.hasBaseUserRestriction;
+
+public class MobileNetworkPreferenceController extends PreferenceController {
+
+    private static final String KEY_MOBILE_NETWORK_SETTINGS = "mobile_network_settings";
+
+    private final UserManager mUserManager;
+    private final boolean mIsSecondaryUser;
+
+    public MobileNetworkPreferenceController(Context context) {
+        super(context);
+        mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
+        mIsSecondaryUser = !mUserManager.isAdminUser();
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        return false;
+    }
+
+    @Override
+    protected boolean isAvailable() {
+        return mIsSecondaryUser
+                || Utils.isWifiOnly(mContext)
+                || hasBaseUserRestriction(mContext, DISALLOW_CONFIG_MOBILE_NETWORKS, myUserId());
+    }
+
+    @Override
+    protected String getPreferenceKey() {
+        return KEY_MOBILE_NETWORK_SETTINGS;
+    }
+}

src/com/android/settings/network/NetworkDashboardFragment.java

@@ -22,6 +22,7 @@ import com.android.settings.core.PreferenceController;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settingslib.drawer.CategoryKey;
 
+import java.util.ArrayList;
 import java.util.List;
 
 public class NetworkDashboardFragment extends DashboardFragment {
@@ -50,6 +51,15 @@ public class NetworkDashboardFragment extends DashboardFragment {
 
     @Override
     protected List<PreferenceController> getPreferenceControllers(Context context) {
-        return null;
+        final AirplaneModePreferenceController airplaneModePreferenceController =
+                new AirplaneModePreferenceController(context, this /* fragment */);
+        getLifecycle().addObserver(airplaneModePreferenceController);
+
+        final List<PreferenceController> controllers = new ArrayList<>();
+        controllers.add(airplaneModePreferenceController);
+        controllers.add(new TetherPreferenceController(context));
+        controllers.add(new MobileNetworkPreferenceController(context));
+        controllers.add(new VpnPreferenceController(context));
+        return controllers;
     }
 }

src/com/android/settings/network/TetherPreferenceController.java

@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2016 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.network;
+
+import android.content.Context;
+import android.net.ConnectivityManager;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+
+import com.android.settings.TetherSettings;
+import com.android.settings.core.PreferenceController;
+
+import java.util.List;
+
+import static android.os.UserManager.DISALLOW_CONFIG_TETHERING;
+import static com.android.settingslib.RestrictedLockUtils.checkIfRestrictionEnforced;
+import static com.android.settingslib.RestrictedLockUtils.hasBaseUserRestriction;
+
+public class TetherPreferenceController extends PreferenceController {
+
+    private static final String KEY_TETHER_SETTINGS = "tether_settings";
+
+    private final boolean mAdminDisallowedTetherConfig;
+    private final ConnectivityManager mConnectivityManager;
+    private final UserManager mUserManager;
+
+    public TetherPreferenceController(Context context) {
+        super(context);
+        mAdminDisallowedTetherConfig = checkIfRestrictionEnforced(
+                context, DISALLOW_CONFIG_TETHERING, UserHandle.myUserId()) != null;
+        mConnectivityManager =
+                (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+        mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        return false;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        final Preference preference = screen.findPreference(KEY_TETHER_SETTINGS);
+        if (preference != null && !mAdminDisallowedTetherConfig) {
+            preference.setTitle(
+                    com.android.settingslib.Utils.getTetheringLabel(mConnectivityManager));
+
+            // Grey out if provisioning is not available.
+            preference.setEnabled(!TetherSettings.isProvisioningNeededButUnavailable(mContext));
+        }
+    }
+
+    @Override
+    protected boolean isAvailable() {
+        final boolean isBlocked =
+                (!mConnectivityManager.isTetheringSupported() && !mAdminDisallowedTetherConfig)
+                        || hasBaseUserRestriction(mContext, DISALLOW_CONFIG_TETHERING,
+                        UserHandle.myUserId());
+        return !isBlocked;
+    }
+
+    @Override
+    public void updateNonIndexableKeys(List<String> keys) {
+        if (!mUserManager.isAdminUser() || !mConnectivityManager.isTetheringSupported()) {
+            keys.add(KEY_TETHER_SETTINGS);
+        }
+    }
+
+    @Override
+    protected String getPreferenceKey() {
+        return KEY_TETHER_SETTINGS;
+    }
+}

src/com/android/settings/network/VpnPreferenceController.java

@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2016 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.network;
+
+import android.content.Context;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+
+import com.android.settings.core.PreferenceController;
+import com.android.settingslib.RestrictedLockUtils;
+
+
+public class VpnPreferenceController extends PreferenceController {
+
+    private static final String KEY_VPN_SETTINGS = "vpn_settings";
+
+    private final String mToggleable;
+    private final boolean mIsSecondaryUser;
+
+    public VpnPreferenceController(Context context) {
+        super(context);
+        mToggleable = Settings.Global.getString(context.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
+        mIsSecondaryUser = !UserManager.get(context).isAdminUser();
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        return false;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        // Manually set dependencies for Wifi when not toggleable.
+        if (mToggleable == null || !mToggleable.contains(Settings.Global.RADIO_WIFI)) {
+            final Preference pref = screen.findPreference(KEY_VPN_SETTINGS);
+            if (pref != null) {
+                pref.setDependency(AirplaneModePreferenceController.KEY_TOGGLE_AIRPLANE);
+            }
+        }
+    }
+
+    @Override
+    protected boolean isAvailable() {
+        // TODO: http://b/23693383
+        return mIsSecondaryUser || RestrictedLockUtils.hasBaseUserRestriction(mContext,
+                UserManager.DISALLOW_CONFIG_VPN, UserHandle.myUserId());
+    }
+
+    @Override
+    protected String getPreferenceKey() {
+        return KEY_VPN_SETTINGS;
+    }
+}