Add smart battery page for battery settings

This page contains prefs for smart battery and app restriction.

Bug: 71502850
Test: RunSettingsRoboTests

Change-Id: I194af30cbc7b2496b10098fcb67f1116e0722310

src/com/android/settings/fuelgauge/RestrictAppPreferenceController.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2018 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.fuelgauge;
+
+import android.app.AppOpsManager;
+import android.content.Context;
+import android.support.annotation.VisibleForTesting;
+import android.support.v7.preference.Preference;
+
+import com.android.settings.R;
+import com.android.settings.applications.LayoutPreference;
+import com.android.settings.core.BasePreferenceController;
+
+import java.util.List;
+
+/**
+ * Controller to change and update the smart battery toggle
+ */
+public class RestrictAppPreferenceController extends BasePreferenceController {
+    @VisibleForTesting
+    static final String KEY_RESTRICT_APP = "restricted_app";
+
+    private AppOpsManager mAppOpsManager;
+    private List<AppOpsManager.PackageOps> mPackageOps;
+
+    public RestrictAppPreferenceController(Context context) {
+        super(context, KEY_RESTRICT_APP);
+        mAppOpsManager = (AppOpsManager) context.getSystemService(Context.APP_OPS_SERVICE);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return AVAILABLE;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        super.updateState(preference);
+        mPackageOps = mAppOpsManager.getPackagesForOps(
+                new int[]{AppOpsManager.OP_RUN_ANY_IN_BACKGROUND});
+        final int num = mPackageOps != null ? mPackageOps.size() : 0;
+
+        preference.setSummary(
+                mContext.getResources().getQuantityString(R.plurals.restricted_app_summary, num,
+                        num));
+    }
+
+}

src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2018 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.fuelgauge;
+
+import android.content.Context;
+import android.support.annotation.VisibleForTesting;
+import android.support.v7.preference.Preference;
+
+import com.android.settings.applications.LayoutPreference;
+import com.android.settings.core.BasePreferenceController;
+
+/**
+ * Controller to change and update the smart battery toggle
+ */
+public class SmartBatteryPreferenceController extends BasePreferenceController implements
+        Preference.OnPreferenceChangeListener {
+    private static final String KEY_SMART_BATTERY = "smart_battery";
+
+    public SmartBatteryPreferenceController(Context context) {
+        super(context, KEY_SMART_BATTERY);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return AVAILABLE;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        super.updateState(preference);
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        final boolean smartBatteryOn = (Boolean) newValue;
+        //TODO(b/71502850): use smart battery API here to update the state
+        return true;
+    }
+}

src/com/android/settings/fuelgauge/SmartBatterySettings.java

@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2018 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.fuelgauge;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.provider.SearchIndexableResource;
+
+import com.android.internal.logging.nano.MetricsProto;
+import com.android.settings.R;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.settingslib.widget.FooterPreferenceMixin;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Fragment to show smart battery and restricted app controls
+ */
+public class SmartBatterySettings extends DashboardFragment {
+    public static final String TAG = "SmartBatterySettings";
+
+    private final FooterPreferenceMixin mFooterPreferenceMixin =
+            new FooterPreferenceMixin(this, getLifecycle());
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+        mFooterPreferenceMixin.createFooterPreference().setTitle(R.string.battery_footer_summary);
+    }
+
+    @Override
+    public int getMetricsCategory() {
+        return MetricsProto.MetricsEvent.FUELGAUGE_SMART_BATTERY;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.smart_battery_detail;
+    }
+
+    @Override
+    protected List<AbstractPreferenceController> getPreferenceControllers(Context context) {
+        return buildPreferenceControllers(context);
+    }
+
+    private static List<AbstractPreferenceController> buildPreferenceControllers(
+            Context context) {
+        final List<AbstractPreferenceController> controllers = new ArrayList<>();
+        controllers.add(new SmartBatteryPreferenceController(context));
+        controllers.add(new RestrictAppPreferenceController(context));
+        return controllers;
+    }
+
+    public static final SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider() {
+                @Override
+                public List<SearchIndexableResource> getXmlResourcesToIndex(
+                        Context context, boolean enabled) {
+                    final SearchIndexableResource sir = new SearchIndexableResource(context);
+                    sir.xmlResId = R.xml.smart_battery_detail;
+                    return Arrays.asList(sir);
+                }
+
+                @Override
+                public List<String> getNonIndexableKeys(Context context) {
+                    return super.getNonIndexableKeys(context);
+                }
+
+                @Override
+                public List<AbstractPreferenceController> getPreferenceControllers(
+                        Context context) {
+                    return buildPreferenceControllers(context);
+                }
+            };
+}

src/com/android/settings/search/SearchIndexableResources.java

@@ -50,6 +50,7 @@ import com.android.settings.enterprise.EnterprisePrivacySettings;
 import com.android.settings.fuelgauge.BatterySaverSettings;
 import com.android.settings.fuelgauge.PowerUsageAdvanced;
 import com.android.settings.fuelgauge.PowerUsageSummary;
+import com.android.settings.fuelgauge.SmartBatterySettings;
 import com.android.settings.gestures.AssistGestureSettings;
 import com.android.settings.gestures.DoubleTapPowerSettings;
 import com.android.settings.gestures.DoubleTapScreenSettings;
@@ -174,6 +175,7 @@ public final class SearchIndexableResources {
         addIndex(ZenModeBehaviorSettings.class);
         addIndex(ZenModeAutomationSettings.class);
         addIndex(NightDisplaySettings.class);
+        addIndex(SmartBatterySettings.class);
     }
 
     private SearchIndexableResources() {