Extract inner helper from AccessibilitySettings to public

* Need to be used in 'Connected device' page for hearing aid device

Bug: 225117933
Bug: 227172850
Test: make RunSettingsRoboTests ROBOTEST_FILTER=RestrictedPreferenceHelperTest
Change-Id: Icda456aa9c7597dc113775d1359acb0a8430768c

src/com/android/settings/accessibility/AccessibilitySettings.java

@@ -16,21 +16,13 @@
 
 package com.android.settings.accessibility;
 
-import static com.android.settingslib.widget.TwoTargetPreference.ICON_SIZE_MEDIUM;
-
 import android.accessibilityservice.AccessibilityServiceInfo;
 import android.accessibilityservice.AccessibilityShortcutInfo;
-import android.app.AppOpsManager;
-import android.app.admin.DevicePolicyManager;
 import android.app.settings.SettingsEnums;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.ActivityInfo;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
 import android.content.pm.ServiceInfo;
-import android.graphics.Color;
-import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.UserHandle;
@@ -40,22 +32,17 @@ import android.util.ArrayMap;
 import android.view.accessibility.AccessibilityManager;
 
 import androidx.annotation.VisibleForTesting;
-import androidx.core.content.ContextCompat;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceCategory;
 
 import com.android.internal.accessibility.AccessibilityShortcutController;
 import com.android.internal.content.PackageMonitor;
 import com.android.settings.R;
-import com.android.settings.Utils;
 import com.android.settings.accessibility.AccessibilityUtil.AccessibilityServiceFragmentType;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.BaseSearchIndexProvider;
-import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
-import com.android.settingslib.RestrictedLockUtilsInternal;
 import com.android.settingslib.RestrictedPreference;
-import com.android.settingslib.accessibility.AccessibilityUtils;
 import com.android.settingslib.search.SearchIndexable;
 import com.android.settingslib.search.SearchIndexableRaw;
 
@@ -63,7 +50,6 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 
 /** Activity with the accessibility settings. */
 @SearchIndexable(forTarget = SearchIndexable.ALL & ~SearchIndexable.ARC)
@@ -71,9 +57,6 @@ public class AccessibilitySettings extends DashboardFragment {
 
     private static final String TAG = "AccessibilitySettings";
 
-    // Index of the first preference in a preference category.
-    private static final int FIRST_PREFERENCE_IN_CATEGORY_INDEX = -1;
-
     // Preference categories
     private static final String CATEGORY_SCREEN_READER = "screen_reader_category";
     private static final String CATEGORY_CAPTIONS = "captions_category";
@@ -249,8 +232,7 @@ public class AccessibilitySettings extends DashboardFragment {
      * @param serviceEnabled Whether the accessibility service is enabled.
      * @return The service summary
      */
-    @VisibleForTesting
+    public static CharSequence getServiceSummary(Context context, AccessibilityServiceInfo info,
-    static CharSequence getServiceSummary(Context context, AccessibilityServiceInfo info,
             boolean serviceEnabled) {
         if (serviceEnabled && info.crashed) {
             return context.getText(R.string.accessibility_summary_state_stopped);
@@ -289,8 +271,7 @@ public class AccessibilitySettings extends DashboardFragment {
      * @param serviceEnabled Whether the accessibility service is enabled.
      * @return The service description
      */
-    @VisibleForTesting
+    public static CharSequence getServiceDescription(Context context, AccessibilityServiceInfo info,
-    static CharSequence getServiceDescription(Context context, AccessibilityServiceInfo info,
             boolean serviceEnabled) {
         if (serviceEnabled && info.crashed) {
             return context.getText(R.string.accessibility_description_state_stopped);
@@ -506,296 +487,4 @@ public class AccessibilitySettings extends DashboardFragment {
                                     context);
                 }
             };
-
-    /**
-     * This class helps setup RestrictedPreference.
-     */
-    @VisibleForTesting
-    static class RestrictedPreferenceHelper {
-        private final Context mContext;
-        private final DevicePolicyManager mDpm;
-        private final PackageManager mPm;
-        private final AppOpsManager mAppOps;
-
-        RestrictedPreferenceHelper(Context context) {
-            mContext = context;
-            mDpm = context.getSystemService(DevicePolicyManager.class);
-            mPm = context.getPackageManager();
-            mAppOps = context.getSystemService(AppOpsManager.class);
-        }
-
-        /**
-         * Creates the list of {@link RestrictedPreference} with the installedServices arguments.
-         *
-         * @param installedServices The list of {@link AccessibilityServiceInfo}s of the
-         *                          installed accessibility services
-         * @return The list of {@link RestrictedPreference}
-         */
-        @VisibleForTesting
-        List<RestrictedPreference> createAccessibilityServicePreferenceList(
-                List<AccessibilityServiceInfo> installedServices) {
-
-            final Set<ComponentName> enabledServices =
-                    AccessibilityUtils.getEnabledServicesFromSettings(mContext);
-            final List<String> permittedServices = mDpm.getPermittedAccessibilityServices(
-                    UserHandle.myUserId());
-            final int installedServicesSize = installedServices.size();
-
-            final List<RestrictedPreference> preferenceList = new ArrayList<>(
-                    installedServicesSize);
-
-            for (int i = 0; i < installedServicesSize; ++i) {
-                final AccessibilityServiceInfo info = installedServices.get(i);
-                final ResolveInfo resolveInfo = info.getResolveInfo();
-                final String packageName = resolveInfo.serviceInfo.packageName;
-                final ComponentName componentName = new ComponentName(packageName,
-                        resolveInfo.serviceInfo.name);
-
-                final String key = componentName.flattenToString();
-                final CharSequence title = resolveInfo.loadLabel(mPm);
-                final boolean serviceEnabled = enabledServices.contains(componentName);
-                final CharSequence summary = getServiceSummary(mContext, info, serviceEnabled);
-                final String fragment = getAccessibilityServiceFragmentTypeName(info);
-
-                Drawable icon = resolveInfo.loadIcon(mPm);
-                if (resolveInfo.getIconResource() == 0) {
-                    icon = ContextCompat.getDrawable(mContext,
-                            R.drawable.ic_accessibility_generic);
-                }
-
-                final RestrictedPreference preference = createRestrictedPreference(key, title,
-                        summary, icon, fragment, packageName,
-                        resolveInfo.serviceInfo.applicationInfo.uid);
-
-                setRestrictedPreferenceEnabled(preference, permittedServices, serviceEnabled);
-
-                final String prefKey = preference.getKey();
-                final int imageRes = info.getAnimatedImageRes();
-                final CharSequence intro = info.loadIntro(mPm);
-                final CharSequence description = getServiceDescription(mContext, info,
-                        serviceEnabled);
-                final String htmlDescription = info.loadHtmlDescription(mPm);
-                final String settingsClassName = info.getSettingsActivityName();
-                final String tileServiceClassName = info.getTileServiceName();
-
-                putBasicExtras(preference, prefKey, title, intro, description, imageRes,
-                        htmlDescription, componentName);
-                putServiceExtras(preference, resolveInfo, serviceEnabled);
-                putSettingsExtras(preference, packageName, settingsClassName);
-                putTileServiceExtras(preference, packageName, tileServiceClassName);
-
-                preferenceList.add(preference);
-            }
-            return preferenceList;
-        }
-
-        /**
-         * Create the list of {@link RestrictedPreference} with the installedShortcuts arguments.
-         *
-         * @param installedShortcuts The list of {@link AccessibilityShortcutInfo}s of the
-         *                           installed accessibility shortcuts
-         * @return The list of {@link RestrictedPreference}
-         */
-        @VisibleForTesting
-        List<RestrictedPreference> createAccessibilityActivityPreferenceList(
-                List<AccessibilityShortcutInfo> installedShortcuts) {
-            final Set<ComponentName> enabledServices =
-                    AccessibilityUtils.getEnabledServicesFromSettings(mContext);
-            final List<String> permittedServices = mDpm.getPermittedAccessibilityServices(
-                    UserHandle.myUserId());
-
-            final int installedShortcutsSize = installedShortcuts.size();
-            final List<RestrictedPreference> preferenceList = new ArrayList<>(
-                    installedShortcutsSize);
-
-            for (int i = 0; i < installedShortcutsSize; ++i) {
-                final AccessibilityShortcutInfo info = installedShortcuts.get(i);
-                final ActivityInfo activityInfo = info.getActivityInfo();
-                final ComponentName componentName = info.getComponentName();
-
-                final String key = componentName.flattenToString();
-                final CharSequence title = activityInfo.loadLabel(mPm);
-                final String summary = info.loadSummary(mPm);
-                final String fragment =
-                        LaunchAccessibilityActivityPreferenceFragment.class.getName();
-
-                Drawable icon = activityInfo.loadIcon(mPm);
-                if (activityInfo.getIconResource() == 0) {
-                    icon = ContextCompat.getDrawable(mContext, R.drawable.ic_accessibility_generic);
-                }
-
-                final RestrictedPreference preference = createRestrictedPreference(key, title,
-                        summary, icon, fragment, componentName.getPackageName(),
-                        activityInfo.applicationInfo.uid);
-                final boolean serviceEnabled = enabledServices.contains(componentName);
-
-                setRestrictedPreferenceEnabled(preference, permittedServices, serviceEnabled);
-
-                final String prefKey = preference.getKey();
-                final CharSequence intro = info.loadIntro(mPm);
-                final String description = info.loadDescription(mPm);
-                final int imageRes = info.getAnimatedImageRes();
-                final String htmlDescription = info.loadHtmlDescription(mPm);
-                final String settingsClassName = info.getSettingsActivityName();
-                final String tileServiceClassName = info.getTileServiceName();
-
-                putBasicExtras(preference, prefKey, title, intro, description, imageRes,
-                        htmlDescription, componentName);
-                putSettingsExtras(preference, componentName.getPackageName(), settingsClassName);
-                putTileServiceExtras(preference, componentName.getPackageName(),
-                        tileServiceClassName);
-
-                preferenceList.add(preference);
-            }
-            return preferenceList;
-        }
-
-        private String getAccessibilityServiceFragmentTypeName(AccessibilityServiceInfo info) {
-            // Shorten the name to avoid exceeding 100 characters in one line.
-            final String volumeShortcutToggleAccessibilityServicePreferenceFragment =
-                    VolumeShortcutToggleAccessibilityServicePreferenceFragment.class.getName();
-
-            switch (AccessibilityUtil.getAccessibilityServiceFragmentType(info)) {
-                case AccessibilityServiceFragmentType.VOLUME_SHORTCUT_TOGGLE:
-                    return volumeShortcutToggleAccessibilityServicePreferenceFragment;
-                case AccessibilityServiceFragmentType.INVISIBLE_TOGGLE:
-                    return InvisibleToggleAccessibilityServicePreferenceFragment.class.getName();
-                case AccessibilityServiceFragmentType.TOGGLE:
-                    return ToggleAccessibilityServicePreferenceFragment.class.getName();
-                default:
-                    // impossible status
-                    throw new AssertionError();
-            }
-        }
-
-        private RestrictedPreference createRestrictedPreference(String key, CharSequence title,
-                CharSequence summary, Drawable icon, String fragment, String packageName, int uid) {
-            final RestrictedPreference preference = new RestrictedPreference(mContext, packageName,
-                    uid);
-
-            preference.setKey(key);
-            preference.setTitle(title);
-            preference.setSummary(summary);
-            preference.setIcon(Utils.getAdaptiveIcon(mContext, icon, Color.WHITE));
-            preference.setFragment(fragment);
-            preference.setIconSize(ICON_SIZE_MEDIUM);
-            preference.setPersistent(false); // Disable SharedPreferences.
-            preference.setOrder(FIRST_PREFERENCE_IN_CATEGORY_INDEX);
-
-            return preference;
-        }
-
-        private void setRestrictedPreferenceEnabled(RestrictedPreference preference,
-                final List<String> permittedServices, boolean serviceEnabled) {
-            // permittedServices null means all accessibility services are allowed.
-            boolean serviceAllowed = permittedServices == null || permittedServices.contains(
-                    preference.getPackageName());
-            boolean appOpsAllowed;
-            if (serviceAllowed) {
-                try {
-                    final int mode = mAppOps.noteOpNoThrow(
-                            AppOpsManager.OP_ACCESS_RESTRICTED_SETTINGS,
-                            preference.getUid(), preference.getPackageName());
-                    appOpsAllowed = mode == AppOpsManager.MODE_ALLOWED;
-                    serviceAllowed = appOpsAllowed;
-                } catch (Exception e) {
-                    // Allow service in case if app ops is not available in testing.
-                    appOpsAllowed = true;
-                }
-            } else {
-                appOpsAllowed = false;
-            }
-            if (serviceAllowed || serviceEnabled) {
-                preference.setEnabled(true);
-            } else {
-                // Disable accessibility service that are not permitted.
-                final EnforcedAdmin admin =
-                        RestrictedLockUtilsInternal.checkIfAccessibilityServiceDisallowed(
-                                mContext, preference.getPackageName(), UserHandle.myUserId());
-
-                if (admin != null) {
-                    preference.setDisabledByAdmin(admin);
-                } else if (!appOpsAllowed) {
-                    preference.setDisabledByAppOps(true);
-                } else {
-                    preference.setEnabled(false);
-                }
-            }
-        }
-
-        /** Puts the basic extras into {@link RestrictedPreference}'s getExtras(). */
-        private void putBasicExtras(RestrictedPreference preference, String prefKey,
-                CharSequence title, CharSequence intro, CharSequence summary, int imageRes,
-                String htmlDescription, ComponentName componentName) {
-            final Bundle extras = preference.getExtras();
-            extras.putString(EXTRA_PREFERENCE_KEY, prefKey);
-            extras.putCharSequence(EXTRA_TITLE, title);
-            extras.putCharSequence(EXTRA_INTRO, intro);
-            extras.putCharSequence(EXTRA_SUMMARY, summary);
-            extras.putParcelable(EXTRA_COMPONENT_NAME, componentName);
-            extras.putInt(EXTRA_ANIMATED_IMAGE_RES, imageRes);
-            extras.putString(AccessibilitySettings.EXTRA_HTML_DESCRIPTION, htmlDescription);
-        }
-
-        /**
-         * Puts the service extras into {@link RestrictedPreference}'s getExtras().
-         *
-         * <p><b>Note:</b> Called by {@link AccessibilityServiceInfo}.</p>
-         *
-         * @param preference The preference we are configuring.
-         * @param resolveInfo The service resolve info.
-         * @param serviceEnabled Whether the accessibility service is enabled.
-         */
-        private void putServiceExtras(RestrictedPreference preference, ResolveInfo resolveInfo,
-                Boolean serviceEnabled) {
-            final Bundle extras = preference.getExtras();
-
-            extras.putParcelable(EXTRA_RESOLVE_INFO, resolveInfo);
-            extras.putBoolean(EXTRA_CHECKED, serviceEnabled);
-        }
-
-        /**
-         * Puts the settings extras into {@link RestrictedPreference}'s getExtras().
-         *
-         * <p><b>Note:</b> Called when settings UI is needed.</p>
-         *
-         * @param preference The preference we are configuring.
-         * @param packageName Package of accessibility feature.
-         * @param settingsClassName The component name of an activity that allows the user to modify
-         *                          the settings for this accessibility feature.
-         */
-        private void putSettingsExtras(RestrictedPreference preference, String packageName,
-                String settingsClassName) {
-            final Bundle extras = preference.getExtras();
-
-            if (!TextUtils.isEmpty(settingsClassName)) {
-                extras.putString(EXTRA_SETTINGS_TITLE,
-                        mContext.getText(R.string.accessibility_menu_item_settings).toString());
-                extras.putString(EXTRA_SETTINGS_COMPONENT_NAME,
-                        new ComponentName(packageName, settingsClassName).flattenToString());
-            }
-        }
-
-        /**
-         * Puts the information about a particular application
-         * {@link android.service.quicksettings.TileService} into {@link RestrictedPreference}'s
-         * getExtras().
-         *
-         * <p><b>Note:</b> Called when a tooltip of
-         * {@link android.service.quicksettings.TileService} is needed.</p>
-         *
-         * @param preference The preference we are configuring.
-         * @param packageName Package of accessibility feature.
-         * @param tileServiceClassName The component name of tileService is associated with this
-         *                             accessibility feature.
-         */
-        private void putTileServiceExtras(RestrictedPreference preference, String packageName,
-                String tileServiceClassName) {
-            final Bundle extras = preference.getExtras();
-            if (!TextUtils.isEmpty(tileServiceClassName)) {
-                extras.putString(EXTRA_TILE_SERVICE_COMPONENT_NAME,
-                        new ComponentName(packageName, tileServiceClassName).flattenToString());
-            }
-        }
-    }
 }

src/com/android/settings/accessibility/RestrictedPreferenceHelper.java

@@ -0,0 +1,337 @@
+/*
+ * Copyright (C) 2022 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.accessibility;
+
+import static com.android.settingslib.widget.TwoTargetPreference.ICON_SIZE_MEDIUM;
+
+import android.accessibilityservice.AccessibilityServiceInfo;
+import android.accessibilityservice.AccessibilityShortcutInfo;
+import android.app.AppOpsManager;
+import android.app.admin.DevicePolicyManager;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.graphics.Color;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.os.UserHandle;
+import android.text.TextUtils;
+
+import androidx.core.content.ContextCompat;
+
+import com.android.settings.R;
+import com.android.settings.Utils;
+import com.android.settingslib.RestrictedLockUtils;
+import com.android.settingslib.RestrictedLockUtilsInternal;
+import com.android.settingslib.RestrictedPreference;
+import com.android.settingslib.accessibility.AccessibilityUtils;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * This class helps setup RestrictedPreference for accessibility.
+ */
+public class RestrictedPreferenceHelper {
+    // Index of the first preference in a preference category.
+    private static final int FIRST_PREFERENCE_IN_CATEGORY_INDEX = -1;
+
+    private final Context mContext;
+    private final DevicePolicyManager mDpm;
+    private final PackageManager mPm;
+    private final AppOpsManager mAppOps;
+
+    public RestrictedPreferenceHelper(Context context) {
+        mContext = context;
+        mDpm = context.getSystemService(DevicePolicyManager.class);
+        mPm = context.getPackageManager();
+        mAppOps = context.getSystemService(AppOpsManager.class);
+    }
+
+    /**
+     * Creates the list of {@link RestrictedPreference} with the installedServices arguments.
+     *
+     * @param installedServices The list of {@link AccessibilityServiceInfo}s of the
+     *                          installed accessibility services
+     * @return The list of {@link RestrictedPreference}
+     */
+    public List<RestrictedPreference> createAccessibilityServicePreferenceList(
+            List<AccessibilityServiceInfo> installedServices) {
+
+        final Set<ComponentName> enabledServices =
+                AccessibilityUtils.getEnabledServicesFromSettings(mContext);
+        final List<String> permittedServices = mDpm.getPermittedAccessibilityServices(
+                UserHandle.myUserId());
+        final int installedServicesSize = installedServices.size();
+
+        final List<RestrictedPreference> preferenceList = new ArrayList<>(
+                installedServicesSize);
+
+        for (int i = 0; i < installedServicesSize; ++i) {
+            final AccessibilityServiceInfo info = installedServices.get(i);
+            final ResolveInfo resolveInfo = info.getResolveInfo();
+            final String packageName = resolveInfo.serviceInfo.packageName;
+            final ComponentName componentName = new ComponentName(packageName,
+                    resolveInfo.serviceInfo.name);
+
+            final String key = componentName.flattenToString();
+            final CharSequence title = resolveInfo.loadLabel(mPm);
+            final boolean serviceEnabled = enabledServices.contains(componentName);
+            final CharSequence summary = AccessibilitySettings.getServiceSummary(
+                    mContext, info, serviceEnabled);
+            final String fragment = getAccessibilityServiceFragmentTypeName(info);
+
+            Drawable icon = resolveInfo.loadIcon(mPm);
+            if (resolveInfo.getIconResource() == 0) {
+                icon = ContextCompat.getDrawable(mContext,
+                        R.drawable.ic_accessibility_generic);
+            }
+
+            final RestrictedPreference preference = createRestrictedPreference(key, title,
+                    summary, icon, fragment, packageName,
+                    resolveInfo.serviceInfo.applicationInfo.uid);
+
+            setRestrictedPreferenceEnabled(preference, permittedServices, serviceEnabled);
+
+            final String prefKey = preference.getKey();
+            final int imageRes = info.getAnimatedImageRes();
+            final CharSequence intro = info.loadIntro(mPm);
+            final CharSequence description = AccessibilitySettings.getServiceDescription(
+                    mContext, info, serviceEnabled);
+            final String htmlDescription = info.loadHtmlDescription(mPm);
+            final String settingsClassName = info.getSettingsActivityName();
+            final String tileServiceClassName = info.getTileServiceName();
+
+            putBasicExtras(preference, prefKey, title, intro, description, imageRes,
+                    htmlDescription, componentName);
+            putServiceExtras(preference, resolveInfo, serviceEnabled);
+            putSettingsExtras(preference, packageName, settingsClassName);
+            putTileServiceExtras(preference, packageName, tileServiceClassName);
+
+            preferenceList.add(preference);
+        }
+        return preferenceList;
+    }
+
+    /**
+     * Creates the list of {@link RestrictedPreference} with the installedShortcuts arguments.
+     *
+     * @param installedShortcuts The list of {@link AccessibilityShortcutInfo}s of the
+     *                           installed accessibility shortcuts
+     * @return The list of {@link RestrictedPreference}
+     */
+    public List<RestrictedPreference> createAccessibilityActivityPreferenceList(
+            List<AccessibilityShortcutInfo> installedShortcuts) {
+        final Set<ComponentName> enabledServices =
+                AccessibilityUtils.getEnabledServicesFromSettings(mContext);
+        final List<String> permittedServices = mDpm.getPermittedAccessibilityServices(
+                UserHandle.myUserId());
+
+        final int installedShortcutsSize = installedShortcuts.size();
+        final List<RestrictedPreference> preferenceList = new ArrayList<>(
+                installedShortcutsSize);
+
+        for (int i = 0; i < installedShortcutsSize; ++i) {
+            final AccessibilityShortcutInfo info = installedShortcuts.get(i);
+            final ActivityInfo activityInfo = info.getActivityInfo();
+            final ComponentName componentName = info.getComponentName();
+
+            final String key = componentName.flattenToString();
+            final CharSequence title = activityInfo.loadLabel(mPm);
+            final String summary = info.loadSummary(mPm);
+            final String fragment =
+                    LaunchAccessibilityActivityPreferenceFragment.class.getName();
+
+            Drawable icon = activityInfo.loadIcon(mPm);
+            if (activityInfo.getIconResource() == 0) {
+                icon = ContextCompat.getDrawable(mContext, R.drawable.ic_accessibility_generic);
+            }
+
+            final RestrictedPreference preference = createRestrictedPreference(key, title,
+                    summary, icon, fragment, componentName.getPackageName(),
+                    activityInfo.applicationInfo.uid);
+            final boolean serviceEnabled = enabledServices.contains(componentName);
+
+            setRestrictedPreferenceEnabled(preference, permittedServices, serviceEnabled);
+
+            final String prefKey = preference.getKey();
+            final CharSequence intro = info.loadIntro(mPm);
+            final String description = info.loadDescription(mPm);
+            final int imageRes = info.getAnimatedImageRes();
+            final String htmlDescription = info.loadHtmlDescription(mPm);
+            final String settingsClassName = info.getSettingsActivityName();
+            final String tileServiceClassName = info.getTileServiceName();
+
+            putBasicExtras(preference, prefKey, title, intro, description, imageRes,
+                    htmlDescription, componentName);
+            putSettingsExtras(preference, componentName.getPackageName(), settingsClassName);
+            putTileServiceExtras(preference, componentName.getPackageName(),
+                    tileServiceClassName);
+
+            preferenceList.add(preference);
+        }
+        return preferenceList;
+    }
+
+    private String getAccessibilityServiceFragmentTypeName(AccessibilityServiceInfo info) {
+        final int type = AccessibilityUtil.getAccessibilityServiceFragmentType(info);
+        switch (type) {
+            case AccessibilityUtil.AccessibilityServiceFragmentType.VOLUME_SHORTCUT_TOGGLE:
+                return VolumeShortcutToggleAccessibilityServicePreferenceFragment.class.getName();
+            case AccessibilityUtil.AccessibilityServiceFragmentType.INVISIBLE_TOGGLE:
+                return InvisibleToggleAccessibilityServicePreferenceFragment.class.getName();
+            case AccessibilityUtil.AccessibilityServiceFragmentType.TOGGLE:
+                return ToggleAccessibilityServicePreferenceFragment.class.getName();
+            default:
+                throw new IllegalArgumentException(
+                        "Unsupported accessibility fragment type " + type);
+        }
+    }
+
+    private RestrictedPreference createRestrictedPreference(String key, CharSequence title,
+            CharSequence summary, Drawable icon, String fragment, String packageName, int uid) {
+        final RestrictedPreference preference = new RestrictedPreference(mContext, packageName,
+                uid);
+
+        preference.setKey(key);
+        preference.setTitle(title);
+        preference.setSummary(summary);
+        preference.setIcon(Utils.getAdaptiveIcon(mContext, icon, Color.WHITE));
+        preference.setFragment(fragment);
+        preference.setIconSize(ICON_SIZE_MEDIUM);
+        preference.setPersistent(false); // Disable SharedPreferences.
+        preference.setOrder(FIRST_PREFERENCE_IN_CATEGORY_INDEX);
+
+        return preference;
+    }
+
+    private void setRestrictedPreferenceEnabled(RestrictedPreference preference,
+            final List<String> permittedServices, boolean serviceEnabled) {
+        // permittedServices null means all accessibility services are allowed.
+        boolean serviceAllowed = permittedServices == null || permittedServices.contains(
+                preference.getPackageName());
+        boolean appOpsAllowed;
+        if (serviceAllowed) {
+            try {
+                final int mode = mAppOps.noteOpNoThrow(
+                        AppOpsManager.OP_ACCESS_RESTRICTED_SETTINGS,
+                        preference.getUid(), preference.getPackageName());
+                appOpsAllowed = mode == AppOpsManager.MODE_ALLOWED;
+                serviceAllowed = appOpsAllowed;
+            } catch (Exception e) {
+                // Allow service in case if app ops is not available in testing.
+                appOpsAllowed = true;
+            }
+        } else {
+            appOpsAllowed = false;
+        }
+        if (serviceAllowed || serviceEnabled) {
+            preference.setEnabled(true);
+        } else {
+            // Disable accessibility service that are not permitted.
+            final RestrictedLockUtils.EnforcedAdmin admin =
+                    RestrictedLockUtilsInternal.checkIfAccessibilityServiceDisallowed(
+                            mContext, preference.getPackageName(), UserHandle.myUserId());
+
+            if (admin != null) {
+                preference.setDisabledByAdmin(admin);
+            } else if (!appOpsAllowed) {
+                preference.setDisabledByAppOps(true);
+            } else {
+                preference.setEnabled(false);
+            }
+        }
+    }
+
+    /** Puts the basic extras into {@link RestrictedPreference}'s getExtras(). */
+    private void putBasicExtras(RestrictedPreference preference, String prefKey,
+            CharSequence title, CharSequence intro, CharSequence summary, int imageRes,
+            String htmlDescription, ComponentName componentName) {
+        final Bundle extras = preference.getExtras();
+        extras.putString(AccessibilitySettings.EXTRA_PREFERENCE_KEY, prefKey);
+        extras.putCharSequence(AccessibilitySettings.EXTRA_TITLE, title);
+        extras.putCharSequence(AccessibilitySettings.EXTRA_INTRO, intro);
+        extras.putCharSequence(AccessibilitySettings.EXTRA_SUMMARY, summary);
+        extras.putParcelable(AccessibilitySettings.EXTRA_COMPONENT_NAME, componentName);
+        extras.putInt(AccessibilitySettings.EXTRA_ANIMATED_IMAGE_RES, imageRes);
+        extras.putString(AccessibilitySettings.EXTRA_HTML_DESCRIPTION, htmlDescription);
+    }
+
+    /**
+     * Puts the service extras into {@link RestrictedPreference}'s getExtras().
+     *
+     * <p><b>Note:</b> Called by {@link AccessibilityServiceInfo}.</p>
+     *
+     * @param preference The preference we are configuring.
+     * @param resolveInfo The service resolve info.
+     * @param serviceEnabled Whether the accessibility service is enabled.
+     */
+    private void putServiceExtras(RestrictedPreference preference, ResolveInfo resolveInfo,
+            Boolean serviceEnabled) {
+        final Bundle extras = preference.getExtras();
+
+        extras.putParcelable(AccessibilitySettings.EXTRA_RESOLVE_INFO, resolveInfo);
+        extras.putBoolean(AccessibilitySettings.EXTRA_CHECKED, serviceEnabled);
+    }
+
+    /**
+     * Puts the settings extras into {@link RestrictedPreference}'s getExtras().
+     *
+     * <p><b>Note:</b> Called when settings UI is needed.</p>
+     *
+     * @param preference The preference we are configuring.
+     * @param packageName Package of accessibility feature.
+     * @param settingsClassName The component name of an activity that allows the user to modify
+     *                          the settings for this accessibility feature.
+     */
+    private void putSettingsExtras(RestrictedPreference preference, String packageName,
+            String settingsClassName) {
+        final Bundle extras = preference.getExtras();
+
+        if (!TextUtils.isEmpty(settingsClassName)) {
+            extras.putString(AccessibilitySettings.EXTRA_SETTINGS_TITLE,
+                    mContext.getText(R.string.accessibility_menu_item_settings).toString());
+            extras.putString(AccessibilitySettings.EXTRA_SETTINGS_COMPONENT_NAME,
+                    new ComponentName(packageName, settingsClassName).flattenToString());
+        }
+    }
+
+    /**
+     * Puts the information about a particular application
+     * {@link android.service.quicksettings.TileService} into {@link RestrictedPreference}'s
+     * getExtras().
+     *
+     * <p><b>Note:</b> Called when a tooltip of
+     * {@link android.service.quicksettings.TileService} is needed.</p>
+     *
+     * @param preference The preference we are configuring.
+     * @param packageName Package of accessibility feature.
+     * @param tileServiceClassName The component name of tileService is associated with this
+     *                             accessibility feature.
+     */
+    private void putTileServiceExtras(RestrictedPreference preference, String packageName,
+            String tileServiceClassName) {
+        final Bundle extras = preference.getExtras();
+        if (!TextUtils.isEmpty(tileServiceClassName)) {
+            extras.putString(AccessibilitySettings.EXTRA_TILE_SERVICE_COMPONENT_NAME,
+                    new ComponentName(packageName, tileServiceClassName).flattenToString());
+        }
+    }
+}

tests/robotests/src/com/android/settings/accessibility/AccessibilitySettingsTest.java

@@ -87,8 +87,6 @@ public class AccessibilitySettingsTest {
     private static final String PACKAGE_NAME = "com.android.test";
     private static final String CLASS_NAME = PACKAGE_NAME + ".test_a11y_service";
     private static final ComponentName COMPONENT_NAME = new ComponentName(PACKAGE_NAME, CLASS_NAME);
-    private static final int ON = 1;
-    private static final int OFF = 0;
     private static final String EMPTY_STRING = "";
     private static final String DEFAULT_SUMMARY = "default summary";
     private static final String DEFAULT_DESCRIPTION = "default description";
@@ -246,37 +244,6 @@ public class AccessibilitySettingsTest {
         assertThat(description).isEqualTo(DEFAULT_DESCRIPTION);
     }
 
-    @Test
-    public void createAccessibilityServicePreferenceList_hasOneInfo_containsSameKey() {
-        final String key = COMPONENT_NAME.flattenToString();
-        final AccessibilitySettings.RestrictedPreferenceHelper helper =
-                new AccessibilitySettings.RestrictedPreferenceHelper(mContext);
-        final List<AccessibilityServiceInfo> infoList = new ArrayList<>(
-                singletonList(mServiceInfo));
-
-        final List<RestrictedPreference> preferenceList =
-                helper.createAccessibilityServicePreferenceList(infoList);
-        RestrictedPreference preference = preferenceList.get(0);
-
-        assertThat(preference.getKey()).isEqualTo(key);
-    }
-
-    @Test
-    public void createAccessibilityActivityPreferenceList_hasOneInfo_containsSameKey() {
-        final String key = COMPONENT_NAME.flattenToString();
-        final AccessibilitySettings.RestrictedPreferenceHelper helper =
-                new AccessibilitySettings.RestrictedPreferenceHelper(mContext);
-        setMockAccessibilityShortcutInfo(mShortcutInfo);
-        final List<AccessibilityShortcutInfo> infoList = new ArrayList<>(
-                singletonList(mShortcutInfo));
-
-        final List<RestrictedPreference> preferenceList =
-                helper.createAccessibilityActivityPreferenceList(infoList);
-        RestrictedPreference preference = preferenceList.get(0);
-
-        assertThat(preference.getKey()).isEqualTo(key);
-    }
-
     @Test
     @Config(shadows = {ShadowFragment.class, ShadowUserManager.class})
     public void onCreate_haveRegisterToSpecificUrisAndActions() {

tests/robotests/src/com/android/settings/accessibility/RestrictedPreferenceHelperTest.java

@@ -0,0 +1,133 @@
+/*
+ * Copyright (C) 2022 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.accessibility;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.when;
+
+import static java.util.Collections.singletonList;
+
+import android.accessibilityservice.AccessibilityServiceInfo;
+import android.accessibilityservice.AccessibilityShortcutInfo;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.ResolveInfo;
+import android.content.pm.ServiceInfo;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settingslib.RestrictedPreference;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.Spy;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
+import org.robolectric.RobolectricTestRunner;
+import org.xmlpull.v1.XmlPullParserException;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+/** Test for {@link RestrictedPreferenceHelper}. */
+@RunWith(RobolectricTestRunner.class)
+public class RestrictedPreferenceHelperTest {
+
+    private static final String PACKAGE_NAME = "com.android.test";
+    private static final String CLASS_NAME = PACKAGE_NAME + ".test_a11y_service";
+    private static final ComponentName COMPONENT_NAME = new ComponentName(PACKAGE_NAME, CLASS_NAME);
+    private static final String DEFAULT_SUMMARY = "default summary";
+    private static final String DEFAULT_DESCRIPTION = "default description";
+    private static final String DEFAULT_LABEL = "default label";
+
+    @Rule
+    public final MockitoRule mocks = MockitoJUnit.rule();
+    private final Context mContext = ApplicationProvider.getApplicationContext();
+    @Spy
+    private final AccessibilityServiceInfo mServiceInfo = getMockAccessibilityServiceInfo(
+            PACKAGE_NAME, CLASS_NAME);
+    @Mock
+    private AccessibilityShortcutInfo mShortcutInfo;
+    private final RestrictedPreferenceHelper mHelper = new RestrictedPreferenceHelper(mContext);
+
+    @Test
+    public void createAccessibilityServicePreferenceList_hasOneInfo_containsSameKey() {
+        final String key = COMPONENT_NAME.flattenToString();
+        final List<AccessibilityServiceInfo> infoList = new ArrayList<>(
+                singletonList(mServiceInfo));
+
+        final List<RestrictedPreference> preferenceList =
+                mHelper.createAccessibilityServicePreferenceList(infoList);
+        final RestrictedPreference preference = preferenceList.get(0);
+
+        assertThat(preference.getKey()).isEqualTo(key);
+    }
+
+    @Test
+    public void createAccessibilityActivityPreferenceList_hasOneInfo_containsSameKey() {
+        final String key = COMPONENT_NAME.flattenToString();
+        setMockAccessibilityShortcutInfo(mShortcutInfo);
+        final List<AccessibilityShortcutInfo> infoList = new ArrayList<>(
+                singletonList(mShortcutInfo));
+
+        final List<RestrictedPreference> preferenceList =
+                mHelper.createAccessibilityActivityPreferenceList(infoList);
+        final RestrictedPreference preference = preferenceList.get(0);
+
+        assertThat(preference.getKey()).isEqualTo(key);
+    }
+
+    private AccessibilityServiceInfo getMockAccessibilityServiceInfo(String packageName,
+            String className) {
+        final ApplicationInfo applicationInfo = new ApplicationInfo();
+        final ServiceInfo serviceInfo = new ServiceInfo();
+        applicationInfo.packageName = packageName;
+        serviceInfo.packageName = packageName;
+        serviceInfo.name = className;
+        serviceInfo.applicationInfo = applicationInfo;
+
+        final ResolveInfo resolveInfo = new ResolveInfo();
+        resolveInfo.serviceInfo = serviceInfo;
+        try {
+            final AccessibilityServiceInfo info = new AccessibilityServiceInfo(resolveInfo,
+                    mContext);
+            info.setComponentName(new ComponentName(packageName, className));
+            return info;
+        } catch (XmlPullParserException | IOException e) {
+            // Do nothing
+        }
+        return null;
+    }
+
+    private void setMockAccessibilityShortcutInfo(AccessibilityShortcutInfo mockInfo) {
+        final ActivityInfo activityInfo = Mockito.mock(ActivityInfo.class);
+        activityInfo.applicationInfo = new ApplicationInfo();
+        when(mockInfo.getActivityInfo()).thenReturn(activityInfo);
+        when(activityInfo.loadLabel(any())).thenReturn(DEFAULT_LABEL);
+        when(mockInfo.loadSummary(any())).thenReturn(DEFAULT_SUMMARY);
+        when(mockInfo.loadDescription(any())).thenReturn(DEFAULT_DESCRIPTION);
+        when(mockInfo.getComponentName()).thenReturn(COMPONENT_NAME);
+    }
+}