Revert recent location apps to pre-Q behavior

- List recent location request instead of location access
- Show in list view instead of app list widget
- Add overflow menu to "see all" page to show/hide system apps

Bug: 124015107
Test: build, flash, and test manually
Change-Id: I78df6d4b13ddf774013e8d819cf343ce012e6b0b

4 files changed, 399 insertions, 3 deletions

diff --git a/src/com/android/settings/location/LocationSettings.java b/src/com/android/settings/location/LocationSettings.java
index 68714281c8..71424867d6 100644
--- a/src/com/android/settings/location/LocationSettings.java
+++ b/src/com/android/settings/location/LocationSettings.java
@@ -33,7 +33,7 @@ import com.android.settings.search.Indexable;
 import com.android.settings.widget.SwitchBar;
 import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.core.lifecycle.Lifecycle;
-import com.android.settingslib.location.RecentLocationAccesses;
+import com.android.settingslib.location.RecentLocationApps;
 import com.android.settingslib.search.SearchIndexable;
 
 import java.util.ArrayList;
@@ -50,7 +50,7 @@ import java.util.List;
  *         <li>In switch bar: location master switch. Used to toggle location on and off.
  *         </li>
  *     </ul>
- *     <li>Recent location requests: automatically populated by {@link RecentLocationAccesses}</li>
+ *     <li>Recent location requests: automatically populated by {@link RecentLocationApps}</li>
  *     <li>Location services: multi-app settings provided from outside the Android framework. Each
  *     is injected by a system-partition app via the {@link SettingInjectorService} API.</li>
  * </ul>
@@ -118,7 +118,7 @@ public class LocationSettings extends DashboardFragment {
         final List<AbstractPreferenceController> controllers = new ArrayList<>();
         controllers.add(new AppLocationPermissionPreferenceController(context, lifecycle));
         controllers.add(new LocationForWorkPreferenceController(context, lifecycle));
-        controllers.add(new RecentLocationAccessPreferenceController(context));
+        controllers.add(new RecentLocationRequestPreferenceController(context, fragment, lifecycle));
         controllers.add(new LocationScanningPreferenceController(context));
         controllers.add(new LocationServicePreferenceController(context, fragment, lifecycle));
         controllers.add(new LocationFooterPreferenceController(context, lifecycle));
diff --git a/src/com/android/settings/location/RecentLocationRequestPreferenceController.java b/src/com/android/settings/location/RecentLocationRequestPreferenceController.java
new file mode 100644
index 0000000000..fb8c62c657
--- /dev/null
+++ b/src/com/android/settings/location/RecentLocationRequestPreferenceController.java
@@ -0,0 +1,145 @@
+/*
+ * 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.location;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.os.UserHandle;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceCategory;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.R;
+import com.android.settings.applications.appinfo.AppInfoDashboardFragment;
+import com.android.settings.core.SubSettingLauncher;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+import com.android.settingslib.location.RecentLocationApps;
+import com.android.settingslib.widget.apppreference.AppPreference;
+
+import java.util.List;
+
+public class RecentLocationRequestPreferenceController extends LocationBasePreferenceController {
+    /** Key for preference category "Recent location requests" */
+    private static final String KEY_RECENT_LOCATION_REQUESTS = "recent_location_requests";
+    @VisibleForTesting
+    static final String KEY_SEE_ALL_BUTTON = "recent_location_requests_see_all_button";
+    private final LocationSettings mFragment;
+    private final RecentLocationApps mRecentLocationApps;
+    private PreferenceCategory mCategoryRecentLocationRequests;
+
+    /** Used in this class and {@link RecentLocationRequestSeeAllPreferenceController} */
+    static class PackageEntryClickedListener implements Preference.OnPreferenceClickListener {
+        private final DashboardFragment mFragment;
+        private final String mPackage;
+        private final UserHandle mUserHandle;
+
+        public PackageEntryClickedListener(DashboardFragment fragment, String packageName,
+                UserHandle userHandle) {
+            mFragment = fragment;
+            mPackage = packageName;
+            mUserHandle = userHandle;
+        }
+
+        @Override
+        public boolean onPreferenceClick(Preference preference) {
+            // start new fragment to display extended information
+            final Bundle args = new Bundle();
+            args.putString(AppInfoDashboardFragment.ARG_PACKAGE_NAME, mPackage);
+            new SubSettingLauncher(mFragment.getContext())
+                    .setDestination(AppInfoDashboardFragment.class.getName())
+                    .setArguments(args)
+                    .setTitleRes(R.string.application_info_label)
+                    .setUserHandle(mUserHandle)
+                    .setSourceMetricsCategory(mFragment.getMetricsCategory())
+                    .launch();
+            return true;
+        }
+    }
+
+    public RecentLocationRequestPreferenceController(Context context, LocationSettings fragment,
+            Lifecycle lifecycle) {
+        this(context, fragment, lifecycle, new RecentLocationApps(context));
+    }
+
+    @VisibleForTesting
+    RecentLocationRequestPreferenceController(Context context, LocationSettings fragment,
+            Lifecycle lifecycle, RecentLocationApps recentApps) {
+        super(context, lifecycle);
+        mFragment = fragment;
+        mRecentLocationApps = recentApps;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY_RECENT_LOCATION_REQUESTS;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mCategoryRecentLocationRequests =
+                (PreferenceCategory) screen.findPreference(KEY_RECENT_LOCATION_REQUESTS);
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        mCategoryRecentLocationRequests.removeAll();
+        final Context prefContext = preference.getContext();
+        final List<RecentLocationApps.Request> recentLocationRequests =
+                mRecentLocationApps.getAppListSorted(false);
+        if (recentLocationRequests.size() > 3) {
+            // Display the top 3 preferences to container in original order.
+            for (int i = 0; i < 3; i++) {
+                mCategoryRecentLocationRequests.addPreference(
+                        createAppPreference(prefContext, recentLocationRequests.get(i)));
+            }
+        } else if (recentLocationRequests.size() > 0) {
+            // Add preferences to container in original order (already sorted by recency).
+            for (RecentLocationApps.Request request : recentLocationRequests) {
+                mCategoryRecentLocationRequests.addPreference(
+                        createAppPreference(prefContext, request));
+            }
+        } else {
+            // If there's no item to display, add a "No recent apps" item.
+            final Preference banner = createAppPreference(prefContext);
+            banner.setTitle(R.string.location_no_recent_apps);
+            banner.setSelectable(false);
+            mCategoryRecentLocationRequests.addPreference(banner);
+        }
+    }
+
+    @Override
+    public void onLocationModeChanged(int mode, boolean restricted) {
+        mCategoryRecentLocationRequests.setEnabled(mLocationEnabler.isEnabled(mode));
+    }
+
+    @VisibleForTesting
+    AppPreference createAppPreference(Context prefContext) {
+        return new AppPreference(prefContext);
+    }
+
+    @VisibleForTesting
+    AppPreference createAppPreference(Context prefContext, RecentLocationApps.Request request) {
+        final AppPreference pref = createAppPreference(prefContext);
+        pref.setSummary(request.contentDescription);
+        pref.setIcon(request.icon);
+        pref.setTitle(request.label);
+        pref.setOnPreferenceClickListener(new PackageEntryClickedListener(
+                mFragment, request.packageName, request.userHandle));
+        return pref;
+    }
+}
diff --git a/src/com/android/settings/location/RecentLocationRequestSeeAllFragment.java b/src/com/android/settings/location/RecentLocationRequestSeeAllFragment.java
new file mode 100644
index 0000000000..9e4a77fdb2
--- /dev/null
+++ b/src/com/android/settings/location/RecentLocationRequestSeeAllFragment.java
@@ -0,0 +1,135 @@
+/*
+ * Copyright 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.location;
+
+import android.content.Context;
+import android.provider.SearchIndexableResource;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.settings.R;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settings.search.Indexable;
+import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+import com.android.settingslib.search.SearchIndexable;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+/** Dashboard Fragment to display all recent location requests, sorted by recency. */
+@SearchIndexable
+public class RecentLocationRequestSeeAllFragment extends DashboardFragment {
+    private static final String TAG = "RecentLocationReqAll";
+    public static final String PATH =
+            "com.android.settings.location.RecentLocationRequestSeeAllFragment";
+
+    private static final int MENU_SHOW_SYSTEM = Menu.FIRST + 1;
+    private static final int MENU_HIDE_SYSTEM = Menu.FIRST + 2;
+
+    private boolean mShowSystem = false;
+    private MenuItem mShowSystemMenu;
+    private MenuItem mHideSystemMenu;
+    private RecentLocationRequestSeeAllPreferenceController mController;
+
+    @Override
+    public int getMetricsCategory() {
+        return MetricsEvent.RECENT_LOCATION_REQUESTS_ALL;
+    }
+
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.location_recent_requests_see_all;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    @Override
+    protected List<AbstractPreferenceController> createPreferenceControllers(Context context) {
+        return buildPreferenceControllers(context, getSettingsLifecycle(), this);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem menuItem) {
+        switch (menuItem.getItemId()) {
+            case MENU_SHOW_SYSTEM:
+            case MENU_HIDE_SYSTEM:
+                mShowSystem = menuItem.getItemId() == MENU_SHOW_SYSTEM;
+                updateMenu();
+                if (mController != null) {
+                    mController.setShowSystem(mShowSystem);
+                }
+                return true;
+            default:
+                return super.onOptionsItemSelected(menuItem);
+        }
+    }
+
+    private void updateMenu() {
+        mShowSystemMenu.setVisible(!mShowSystem);
+        mHideSystemMenu.setVisible(mShowSystem);
+    }
+
+    private static List<AbstractPreferenceController> buildPreferenceControllers(
+            Context context, Lifecycle lifecycle, RecentLocationRequestSeeAllFragment fragment) {
+        final List<AbstractPreferenceController> controllers = new ArrayList<>();
+        final RecentLocationRequestSeeAllPreferenceController controller =
+                new RecentLocationRequestSeeAllPreferenceController(context, lifecycle, fragment);
+        controllers.add(controller);
+        if (fragment != null) {
+            fragment.mController = controller;
+        }
+        return controllers;
+    }
+
+    /**
+     * For Search.
+     */
+    public static final Indexable.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.location_recent_requests_see_all;
+                    return Arrays.asList(sir);
+                }
+
+                @Override
+                public List<AbstractPreferenceController> getPreferenceControllers(Context
+                        context) {
+                    return buildPreferenceControllers(
+                            context, /* lifecycle = */ null, /* fragment = */ null);
+                }
+            };
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        super.onCreateOptionsMenu(menu, inflater);
+        mShowSystemMenu = menu.add(Menu.NONE, MENU_SHOW_SYSTEM, Menu.NONE,
+                R.string.menu_show_system);
+        mHideSystemMenu = menu.add(Menu.NONE, MENU_HIDE_SYSTEM, Menu.NONE,
+                R.string.menu_hide_system);
+        updateMenu();
+    }
+}
diff --git a/src/com/android/settings/location/RecentLocationRequestSeeAllPreferenceController.java b/src/com/android/settings/location/RecentLocationRequestSeeAllPreferenceController.java
new file mode 100644
index 0000000000..3abccf7d23
--- /dev/null
+++ b/src/com/android/settings/location/RecentLocationRequestSeeAllPreferenceController.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright 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.location;
+
+import android.content.Context;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceCategory;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settingslib.core.lifecycle.Lifecycle;
+import com.android.settingslib.location.RecentLocationApps;
+import com.android.settingslib.widget.apppreference.AppPreference;
+
+import java.util.List;
+
+import com.android.settings.R;
+
+/** Preference controller for preference category displaying all recent location requests. */
+public class RecentLocationRequestSeeAllPreferenceController
+        extends LocationBasePreferenceController {
+    /** Key for preference category "All recent location requests" */
+    private static final String KEY_ALL_RECENT_LOCATION_REQUESTS = "all_recent_location_requests";
+    private final RecentLocationRequestSeeAllFragment mFragment;
+    private PreferenceCategory mCategoryAllRecentLocationRequests;
+    private RecentLocationApps mRecentLocationApps;
+    private boolean mShowSystem = false;
+    private Preference mPreference;
+
+    public RecentLocationRequestSeeAllPreferenceController(
+            Context context, Lifecycle lifecycle, RecentLocationRequestSeeAllFragment fragment) {
+        this(context, lifecycle, fragment, new RecentLocationApps(context));
+    }
+
+    @VisibleForTesting
+    RecentLocationRequestSeeAllPreferenceController(
+            Context context,
+            Lifecycle lifecycle,
+            RecentLocationRequestSeeAllFragment fragment,
+            RecentLocationApps recentLocationApps) {
+        super(context, lifecycle);
+        mFragment = fragment;
+        mRecentLocationApps = recentLocationApps;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY_ALL_RECENT_LOCATION_REQUESTS;
+    }
+
+    @Override
+    public void onLocationModeChanged(int mode, boolean restricted) {
+        mCategoryAllRecentLocationRequests.setEnabled(mLocationEnabler.isEnabled(mode));
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mCategoryAllRecentLocationRequests =
+                (PreferenceCategory) screen.findPreference(KEY_ALL_RECENT_LOCATION_REQUESTS);
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        mCategoryAllRecentLocationRequests.removeAll();
+        mPreference = preference;
+        List<RecentLocationApps.Request> requests = mRecentLocationApps.getAppListSorted(
+                mShowSystem);
+        if (requests.isEmpty()) {
+            // If there's no item to display, add a "No recent apps" item.
+            final Preference banner = new AppPreference(mContext);
+            banner.setTitle(R.string.location_no_recent_apps);
+            banner.setSelectable(false);
+            mCategoryAllRecentLocationRequests.addPreference(banner);
+        } else {
+            for (RecentLocationApps.Request request : requests) {
+                Preference appPreference = createAppPreference(preference.getContext(), request);
+                mCategoryAllRecentLocationRequests.addPreference(appPreference);
+            }
+        }
+    }
+
+    @VisibleForTesting
+    AppPreference createAppPreference(
+            Context prefContext, RecentLocationApps.Request request) {
+        final AppPreference pref = new AppPreference(prefContext);
+        pref.setSummary(request.contentDescription);
+        pref.setIcon(request.icon);
+        pref.setTitle(request.label);
+        pref.setOnPreferenceClickListener(
+                new RecentLocationRequestPreferenceController.PackageEntryClickedListener(
+                        mFragment, request.packageName, request.userHandle));
+        return pref;
+    }
+
+    public void setShowSystem(boolean showSystem) {
+        mShowSystem = showSystem;
+        if (mPreference != null) {
+            updateState(mPreference);
+        }
+    }
+}