Add Media Management Apps activity in Special App Access

Add a settings page to control the permission MANAGE_MEDIA in Special App Access. Apps can launch it by ACTION_REQUEST_MANAGE_MEDIA. Test: m -j RunSettingsRoboTests ROBOTEST_FILTER=MediaManagementAppsDetailsTest Test: m -j RunSettingsRoboTests Test: manual Bug: 181112025 Change-Id: Id7587cf179b8c5adbfd6477ca9c2d4a20a9852bb
2021-03-09 10:39:45 +08:00
parent 0c914077aa
commit d01c81e483
12 changed files with 467 additions and 2 deletions
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -3185,6 +3185,33 @@
                       android:value="com.android.settings.applications.appinfo.ManageExternalStorageDetails" />
        </activity>

+        <activity
+            android:name="Settings$MediaManagementAppsActivity"
+            android:exported="true"
+            android:label="@string/media_management_apps_title">
+            <intent-filter android:priority="1">
+                <action android:name="android.settings.REQUEST_MANAGE_MEDIA" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                       android:value="com.android.settings.applications.manageapplications.ManageApplications" />
+            <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
+                       android:value="true" />
+        </activity>
+
+        <activity
+            android:name="Settings$AppMediaManagementAppsActivity"
+            android:exported="true"
+            android:label="@string/media_management_apps_title">
+            <intent-filter android:priority="1">
+                <action android:name="android.settings.REQUEST_MANAGE_MEDIA" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <data android:scheme="package" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                       android:value="com.android.settings.applications.appinfo.MediaManagementAppsDetails" />
+        </activity>
+
        <!-- Keep compatibility with old WebView-picker implementation -->
        <activity-alias android:name=".WebViewImplementation"
                  android:targetActivity="Settings$WebViewAppPickerActivity"
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -7335,6 +7335,8 @@
    <string name="help_uri_apps_wifi_access" translatable="false"></string>
    <!-- Help URI, manage apps that have access to all files [DO NOT TRANSLATE] -->
    <string name="help_uri_manage_external_storage" translatable="false"></string>
+    <!-- Help URI, manage apps that can modify media files [DO NOT TRANSLATE] -->
+    <string name="help_uri_media_management_apps" translatable="false"></string>
    <!-- Help URI, Storage [DO NOT TRANSLATE] -->
    <string name="help_uri_storage" translatable="false"></string>
    <!-- Help URI, Accessibility [DO NOT TRANSLATE] -->
@@ -10334,6 +10336,15 @@
    <!-- Label for showing apps that can manage external storage[CHAR LIMIT=45] -->
    <string name="filter_manage_external_storage">Can access all files</string>

+    <!-- Media management apps settings title [CHAR LIMIT=40] -->
+    <string name="media_management_apps_title">Media management apps</string>
+    <!-- Label for a setting which controls whether an app can manage media files [CHAR LIMIT=45] -->
+    <string name="media_management_apps_toggle_label">Allow app to manage media files</string>
+    <!-- Description for a setting which controls whether an app can manage media files [CHAR LIMIT=NONE] -->
+    <string name="media_management_apps_description">If allowed, this app can modify or delete media files on this device or connected storage device without asking you. App must have permission to access files and media.</string>
+    <!-- Search keywords for media management apps settings [CHAR_LIMIT=NONE] -->
+    <string name="keywords_media_management_apps">Media, File, Management, Manager, Manage, Edit, Editor, App, Application, Program</string>
+
    <!-- Keyword for VR setting -->
    <string name="keywords_vr_listener">vr virtual reality listener stereo helper service</string>
    <!-- Main settings screen item's title to go into the overlay settings screen [CHAR LIMIT=30] -->
--- a/res/xml/media_management_apps.xml
+++ b/res/xml/media_management_apps.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2021 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.
+  -->
+
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+                  android:title="@string/media_management_apps_title">
+
+    <com.android.settings.widget.FilterTouchesSwitchPreference
+        android:key="media_management_apps_toggle"
+        android:title="@string/media_management_apps_toggle_label" />
+
+    <com.android.settingslib.widget.FooterPreference
+        android:key="media_management_apps_description"
+        android:title="@string/media_management_apps_description"
+        android:selectable="false" />
+
+</PreferenceScreen>
--- a/res/xml/special_access.xml
+++ b/res/xml/special_access.xml
@@ -60,6 +60,16 @@
        android:fragment="com.android.settings.notification.zen.ZenAccessSettings"
        settings:controller="com.android.settings.applications.specialaccess.zenaccess.ZenAccessController" />

+    <Preference
+        android:key="media_management_apps"
+        android:title="@string/media_management_apps_title"
+        android:fragment="com.android.settings.applications.manageapplications.ManageApplications"
+        settings:keywords="@string/keywords_media_management_apps">
+        <extra
+            android:name="classname"
+            android:value="com.android.settings.Settings$MediaManagementAppsActivity" />
+    </Preference>
+
    <Preference
        android:key="write_settings_apps"
        android:title="@string/write_settings"
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -217,6 +217,8 @@ public class Settings extends SettingsActivity {
    public static class OverlaySettingsActivity extends SettingsActivity { /* empty */ }
    public static class ManageExternalStorageActivity extends SettingsActivity { /* empty */ }
    public static class AppManageExternalStorageActivity extends SettingsActivity { /* empty */ }
+    public static class MediaManagementAppsActivity extends SettingsActivity { /* empty */ }
+    public static class AppMediaManagementAppsActivity extends SettingsActivity { /* empty */ }
    public static class WriteSettingsActivity extends SettingsActivity { /* empty */ }
    public static class ChangeWifiStateActivity extends SettingsActivity { /* empty */ }
    public static class AppDrawOverlaySettingsActivity extends SettingsActivity { /* empty */ }
--- a/src/com/android/settings/applications/AppStateMediaManagementAppsBridge.java
+++ b/src/com/android/settings/applications/AppStateMediaManagementAppsBridge.java
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2021 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.applications;
+
+import android.Manifest;
+import android.app.AppOpsManager;
+import android.content.Context;
+
+import com.android.settingslib.applications.ApplicationsState;
+import com.android.settingslib.applications.ApplicationsState.AppEntry;
+import com.android.settingslib.applications.ApplicationsState.AppFilter;
+
+import java.util.List;
+
+/**
+ * Retrieves information from {@link AppOpsManager} and {@link android.content.pm.PackageManager}
+ * regarding {@link AppOpsManager#OP_MANAGE_MEDIA} and
+ * {@link Manifest.permission#MANAGE_MEDIA}.
+ */
+public class AppStateMediaManagementAppsBridge extends AppStateAppOpsBridge {
+
+    private final AppOpsManager mAppOpsManager;
+
+    public AppStateMediaManagementAppsBridge(Context context, ApplicationsState appState,
+            Callback callback) {
+        super(context, appState, callback,
+                AppOpsManager.strOpToOp(AppOpsManager.OPSTR_MANAGE_MEDIA),
+                new String[]{Manifest.permission.MANAGE_MEDIA});
+
+        mAppOpsManager = context.getSystemService(AppOpsManager.class);
+    }
+
+    @Override
+    protected void updateExtraInfo(AppEntry app, String pkg, int uid) {
+        app.extraInfo = createPermissionState(pkg, uid);
+    }
+
+    @Override
+    protected void loadAllExtraInfo() {
+        super.loadAllExtraInfo();
+        final List<AppEntry> allApps = mAppSession.getAllApps();
+        final int appCount = allApps.size();
+        for (int i = 0; i < appCount; i++) {
+            final AppEntry appEntry = allApps.get(i);
+            if (appEntry.extraInfo instanceof PermissionState) {
+                updateExtraInfo(appEntry, appEntry.info.packageName, appEntry.info.uid);
+            }
+        }
+    }
+
+    /**
+     * Returns information regarding {@link Manifest.permission#MANAGE_MEDIA} for the given
+     * package and uid.
+     */
+    public PermissionState createPermissionState(String packageName, int uid) {
+        final PermissionState permissionState = getPermissionInfo(packageName, uid);
+        permissionState.appOpMode = mAppOpsManager.unsafeCheckOpNoThrow(
+                AppOpsManager.OPSTR_MANAGE_MEDIA, uid, packageName);
+        return permissionState;
+    }
+
+    /**
+     * Used by {@link com.android.settings.applications.manageapplications.AppFilterRegistry} to
+     * determine which apps get to appear on the Special App Access list.
+     */
+    public static final AppFilter FILTER_MEDIA_MANAGEMENT_APPS = new AppFilter() {
+        @Override
+        public void init() {
+        }
+
+        @Override
+        public boolean filterApp(AppEntry info) {
+            return info.extraInfo != null;
+        }
+    };
+}
--- a/src/com/android/settings/applications/appinfo/MediaManagementAppsDetails.java
+++ b/src/com/android/settings/applications/appinfo/MediaManagementAppsDetails.java
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2021 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.applications.appinfo;
+
+import android.app.AppOpsManager;
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.os.Bundle;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.preference.Preference;
+import androidx.preference.Preference.OnPreferenceChangeListener;
+import androidx.preference.SwitchPreference;
+
+import com.android.settings.R;
+import com.android.settings.applications.AppInfoWithHeader;
+import com.android.settings.applications.AppStateAppOpsBridge.PermissionState;
+import com.android.settings.applications.AppStateMediaManagementAppsBridge;
+import com.android.settingslib.applications.ApplicationsState.AppEntry;
+
+/**
+ * Class for displaying app info related to {@link AppOpsManager#OP_MANAGE_MEDIA}.
+ */
+public class MediaManagementAppsDetails extends AppInfoWithHeader implements
+        OnPreferenceChangeListener {
+
+    private static final String KEY_SWITCH_PREF = "media_management_apps_toggle";
+
+    private AppStateMediaManagementAppsBridge mAppBridge;
+    private AppOpsManager mAppOpsManager;
+    private SwitchPreference mSwitchPref;
+    private PermissionState mPermissionState;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        final Context context = getActivity();
+        mAppBridge = new AppStateMediaManagementAppsBridge(context, mState, null /* callback */);
+        mAppOpsManager = context.getSystemService(AppOpsManager.class);
+
+        // initialize preferences
+        addPreferencesFromResource(R.xml.media_management_apps);
+        mSwitchPref = findPreference(KEY_SWITCH_PREF);
+
+        // install event listeners
+        mSwitchPref.setOnPreferenceChangeListener(this);
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        final boolean value = (Boolean) newValue;
+        if (preference == mSwitchPref) {
+            if (mPermissionState != null && value != mPermissionState.isPermissible()) {
+                setCanManageMedia(value);
+                logPermissionChange(value, mPackageName);
+                refreshUi();
+            }
+            return true;
+        }
+        return false;
+    }
+
+    private void setCanManageMedia(boolean newState) {
+        mAppOpsManager.setUidMode(AppOpsManager.OP_MANAGE_MEDIA, mPackageInfo.applicationInfo.uid,
+                newState ? AppOpsManager.MODE_ALLOWED : AppOpsManager.MODE_ERRORED);
+    }
+
+    private void logPermissionChange(boolean newState, String packageName) {
+        mMetricsFeatureProvider.action(
+                mMetricsFeatureProvider.getAttribution(getActivity()),
+                SettingsEnums.ACTION_MEDIA_MANAGEMENT_APPS_TOGGLE,
+                getMetricsCategory(),
+                packageName,
+                newState ? 1 : 0);
+    }
+
+    @Override
+    protected boolean refreshUi() {
+        if (mPackageInfo == null || mPackageInfo.applicationInfo == null) {
+            return false;
+        }
+
+        mPermissionState = mAppBridge.createPermissionState(mPackageName,
+                mPackageInfo.applicationInfo.uid);
+        mSwitchPref.setEnabled(mPermissionState.permissionDeclared);
+        mSwitchPref.setChecked(mPermissionState.isPermissible());
+        return true;
+    }
+
+    @Override
+    protected AlertDialog createDialog(int id, int errorCode) {
+        return null;
+    }
+
+    @Override
+    public int getMetricsCategory() {
+        return SettingsEnums.MEDIA_MANAGEMENT_APPS;
+    }
+
+    /**
+     * Returns the string that states whether the app has access to
+     * {@link android.Manifest.permission#MANAGE_MEDIA}.
+     */
+    public static int getSummary(Context context, AppEntry entry) {
+        final PermissionState state;
+        if (entry.extraInfo instanceof PermissionState) {
+            state = (PermissionState) entry.extraInfo;
+        } else {
+            state = new AppStateMediaManagementAppsBridge(context, null /* appState */,
+                    null /* callback */).createPermissionState(entry.info.packageName,
+                    entry.info.uid);
+        }
+
+        return state.isPermissible() ? R.string.app_permission_summary_allowed
+                : R.string.app_permission_summary_not_allowed;
+    }
+}
--- a/src/com/android/settings/applications/manageapplications/AppFilterRegistry.java
+++ b/src/com/android/settings/applications/manageapplications/AppFilterRegistry.java
@@ -22,6 +22,7 @@ import com.android.settings.R;
 import com.android.settings.applications.AppStateAlarmsAndRemindersBridge;
 import com.android.settings.applications.AppStateInstallAppsBridge;
 import com.android.settings.applications.AppStateManageExternalStorageBridge;
+import com.android.settings.applications.AppStateMediaManagementAppsBridge;
 import com.android.settings.applications.AppStateNotificationBridge;
 import com.android.settings.applications.AppStateOverlayBridge;
 import com.android.settings.applications.AppStatePowerBridge;
@@ -52,6 +53,7 @@ public class AppFilterRegistry {
            FILTER_APPS_INSTALL_SOURCES,
            FILTER_APPS_BLOCKED,
            FILTER_ALARMS_AND_REMINDERS,
+            FILTER_APPS_MEDIA_MANAGEMENT,
    })
    @interface FilterType {
    }
@@ -76,14 +78,15 @@ public class AppFilterRegistry {
    public static final int FILTER_APPS_BLOCKED = 16;
    public static final int FILTER_MANAGE_EXTERNAL_STORAGE = 17;
    public static final int FILTER_ALARMS_AND_REMINDERS = 18;
-    // Next id: 18. If you add an entry here, length of mFilters should be updated
+    public static final int FILTER_APPS_MEDIA_MANAGEMENT = 19;
+    // Next id: 20. If you add an entry here, length of mFilters should be updated

    private static AppFilterRegistry sRegistry;

    private final AppFilterItem[] mFilters;

    private AppFilterRegistry() {
-        mFilters = new AppFilterItem[19];
+        mFilters = new AppFilterItem[20];

        // High power allowlist, on
        mFilters[FILTER_APPS_POWER_ALLOWLIST] = new AppFilterItem(
@@ -194,6 +197,12 @@ public class AppFilterRegistry {
                AppStateAlarmsAndRemindersBridge.FILTER_CLOCK_APPS,
                FILTER_ALARMS_AND_REMINDERS,
                R.string.alarms_and_reminders_title);
+
+        // Apps that can manage media files
+        mFilters[FILTER_APPS_MEDIA_MANAGEMENT] = new AppFilterItem(
+                AppStateMediaManagementAppsBridge.FILTER_MEDIA_MANAGEMENT_APPS,
+                FILTER_APPS_MEDIA_MANAGEMENT,
+                R.string.media_management_apps_title);
    }

    public static AppFilterRegistry getInstance() {
@@ -224,6 +233,8 @@ public class AppFilterRegistry {
                return FILTER_MANAGE_EXTERNAL_STORAGE;
            case ManageApplications.LIST_TYPE_ALARMS_AND_REMINDERS:
                return FILTER_ALARMS_AND_REMINDERS;
+            case ManageApplications.LIST_TYPE_MEDIA_MANAGEMENT_APPS:
+                return FILTER_APPS_MEDIA_MANAGEMENT;
            default:
                return FILTER_APPS_ALL;
        }
--- a/src/com/android/settings/applications/manageapplications/ManageApplications.java
+++ b/src/com/android/settings/applications/manageapplications/ManageApplications.java
@@ -96,6 +96,7 @@ import com.android.settings.applications.AppStateAppOpsBridge.PermissionState;
 import com.android.settings.applications.AppStateBaseBridge;
 import com.android.settings.applications.AppStateInstallAppsBridge;
 import com.android.settings.applications.AppStateManageExternalStorageBridge;
+import com.android.settings.applications.AppStateMediaManagementAppsBridge;
 import com.android.settings.applications.AppStateNotificationBridge;
 import com.android.settings.applications.AppStateNotificationBridge.NotificationsSentState;
 import com.android.settings.applications.AppStateOverlayBridge;
@@ -110,6 +111,7 @@ import com.android.settings.applications.appinfo.AppInfoDashboardFragment;
 import com.android.settings.applications.appinfo.DrawOverlayDetails;
 import com.android.settings.applications.appinfo.ExternalSourcesDetails;
 import com.android.settings.applications.appinfo.ManageExternalStorageDetails;
+import com.android.settings.applications.appinfo.MediaManagementAppsDetails;
 import com.android.settings.applications.appinfo.WriteSettingsDetails;
 import com.android.settings.core.FeatureFlags;
 import com.android.settings.core.InstrumentedFragment;
@@ -233,6 +235,7 @@ public class ManageApplications extends InstrumentedFragment
    public static final int LIST_TYPE_WIFI_ACCESS = 13;
    public static final int LIST_MANAGE_EXTERNAL_STORAGE = 14;
    public static final int LIST_TYPE_ALARMS_AND_REMINDERS = 15;
+    public static final int LIST_TYPE_MEDIA_MANAGEMENT_APPS = 16;

    // List types that should show instant apps.
    public static final Set<Integer> LIST_TYPES_WITH_INSTANT = new ArraySet<>(Arrays.asList(
@@ -324,6 +327,9 @@ public class ManageApplications extends InstrumentedFragment
        } else if (className.equals(Settings.ManageExternalStorageActivity.class.getName())) {
            mListType = LIST_MANAGE_EXTERNAL_STORAGE;
            screenTitle = R.string.manage_external_storage_title;
+        }  else if (className.equals(Settings.MediaManagementAppsActivity.class.getName())) {
+            mListType = LIST_TYPE_MEDIA_MANAGEMENT_APPS;
+            screenTitle = R.string.media_management_apps_title;
        } else if (className.equals(Settings.AlarmsAndRemindersActivity.class.getName())) {
            mListType = LIST_TYPE_ALARMS_AND_REMINDERS;
            screenTitle = R.string.alarms_and_reminders_title;
@@ -553,6 +559,8 @@ public class ManageApplications extends InstrumentedFragment
                return SettingsEnums.MANAGE_EXTERNAL_STORAGE;
            case LIST_TYPE_ALARMS_AND_REMINDERS:
                return SettingsEnums.ALARMS_AND_REMINDERS;
+            case LIST_TYPE_MEDIA_MANAGEMENT_APPS:
+                return SettingsEnums.MEDIA_MANAGEMENT_APPS;
            default:
                return SettingsEnums.PAGE_UNKNOWN;
        }
@@ -678,6 +686,10 @@ public class ManageApplications extends InstrumentedFragment
                startAppInfoFragment(AlarmsAndRemindersDetails.class,
                        R.string.alarms_and_reminders_label);
                break;
+            case LIST_TYPE_MEDIA_MANAGEMENT_APPS:
+                startAppInfoFragment(MediaManagementAppsDetails.class,
+                        R.string.media_management_apps_title);
+                break;
            // TODO: Figure out if there is a way where we can spin up the profile's settings
            // process ahead of time, to avoid a long load of data when user clicks on a managed
            // app. Maybe when they load the list of apps that contains managed profile apps.
@@ -758,6 +770,8 @@ public class ManageApplications extends InstrumentedFragment
                return R.string.help_uri_manage_external_storage;
            case LIST_TYPE_ALARMS_AND_REMINDERS:
                return R.string.help_uri_alarms_and_reminders;
+            case LIST_TYPE_MEDIA_MANAGEMENT_APPS:
+                return R.string.help_uri_media_management_apps;
            default:
            case LIST_TYPE_MAIN:
                return R.string.help_uri_apps;
@@ -1082,6 +1096,8 @@ public class ManageApplications extends InstrumentedFragment
                mExtraInfoBridge = new AppStateManageExternalStorageBridge(mContext, mState, this);
            } else if (mManageApplications.mListType == LIST_TYPE_ALARMS_AND_REMINDERS) {
                mExtraInfoBridge = new AppStateAlarmsAndRemindersBridge(mContext, mState, this);
+            } else if (mManageApplications.mListType == LIST_TYPE_MEDIA_MANAGEMENT_APPS) {
+                mExtraInfoBridge = new AppStateMediaManagementAppsBridge(mContext, mState, this);
            } else {
                mExtraInfoBridge = null;
            }
@@ -1546,6 +1562,9 @@ public class ManageApplications extends InstrumentedFragment
                case LIST_TYPE_ALARMS_AND_REMINDERS:
                    holder.setSummary(AlarmsAndRemindersDetails.getSummary(mContext, entry));
                    break;
+                case LIST_TYPE_MEDIA_MANAGEMENT_APPS:
+                    holder.setSummary(MediaManagementAppsDetails.getSummary(mContext, entry));
+                    break;
                default:
                    holder.updateSizeText(entry, mManageApplications.mInvalidSizeStr, mWhichSize);
                    break;
--- a/src/com/android/settings/core/gateway/SettingsGateway.java
+++ b/src/com/android/settings/core/gateway/SettingsGateway.java
@@ -45,6 +45,7 @@ import com.android.settings.applications.appinfo.AppInfoDashboardFragment;
 import com.android.settings.applications.appinfo.DrawOverlayDetails;
 import com.android.settings.applications.appinfo.ExternalSourcesDetails;
 import com.android.settings.applications.appinfo.ManageExternalStorageDetails;
+import com.android.settings.applications.appinfo.MediaManagementAppsDetails;
 import com.android.settings.applications.appinfo.WriteSettingsDetails;
 import com.android.settings.applications.appops.BackgroundCheckSummary;
 import com.android.settings.applications.assist.ManageAssist;
@@ -318,6 +319,7 @@ public class SettingsGateway {
            MediaControlsSettings.class.getName(),
            NetworkProviderSettings.class.getName(),
            AlarmsAndRemindersDetails.class.getName(),
+            MediaManagementAppsDetails.class.getName()
    };

    public static final String[] SETTINGS_FOR_RESTRICTED = {
--- a/tests/robotests/src/com/android/settings/applications/appinfo/MediaManagementAppsDetailsTest.java
+++ b/tests/robotests/src/com/android/settings/applications/appinfo/MediaManagementAppsDetailsTest.java
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 2021 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.applications.appinfo;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.nullable;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+
+import androidx.preference.SwitchPreference;
+
+import com.android.settings.applications.AppStateAppOpsBridge;
+import com.android.settings.applications.AppStateMediaManagementAppsBridge;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.util.ReflectionHelpers;
+
+@RunWith(RobolectricTestRunner.class)
+public class MediaManagementAppsDetailsTest {
+
+    @Mock
+    private SwitchPreference mSwitchPref;
+    @Mock
+    private PackageInfo mPackageInfo;
+    @Mock
+    private AppStateMediaManagementAppsBridge mAppStateBridge;
+    @Mock
+    private AppStateAppOpsBridge.PermissionState mPermissionState;
+
+    private MediaManagementAppsDetails mFragment = new MediaManagementAppsDetails();
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        ReflectionHelpers.setField(mFragment, "mSwitchPref", mSwitchPref);
+        ReflectionHelpers.setField(mFragment, "mAppBridge", mAppStateBridge);
+    }
+
+    @Test
+    public void refreshUi_noPackageInfo_returnFalse() {
+        assertThat(mFragment.refreshUi()).isFalse();
+    }
+
+    @Test
+    public void refreshUi_noApplicationInfo_returnFalse() {
+        ReflectionHelpers.setField(mFragment, "mPackageInfo", mPackageInfo);
+
+        assertThat(mFragment.refreshUi()).isFalse();
+    }
+
+    @Test
+    public void refreshUi_hasApplicationInfo_returnTrue() {
+        ReflectionHelpers.setField(mFragment, "mPackageInfo", mPackageInfo);
+        mPackageInfo.applicationInfo = new ApplicationInfo();
+        when(mAppStateBridge.createPermissionState(nullable(String.class), anyInt()))
+                .thenReturn(mPermissionState);
+
+        assertThat(mFragment.refreshUi()).isTrue();
+    }
+
+    @Test
+    public void refreshUi_permissionDeclaredFalse_switchPreferenceUnEnabled() {
+        assert_refreshUi_switchPreferenceSetEnabled(false /* isPermissionDeclared */);
+    }
+
+    @Test
+    public void refreshUi_permissionDeclaredTrue_switchPreferenceEnabled() {
+        assert_refreshUi_switchPreferenceSetEnabled(true /* isPermissionDeclared */);
+    }
+
+    @Test
+    public void refreshUi_isPermissibleFalse_switchPreferenceUnChecked() {
+        assert_refreshUi_switchPreferenceSetChecked(false /* isPermissible */);
+    }
+
+    @Test
+    public void refreshUi_isPermissibleTrue_switchPreferenceChecked() {
+        assert_refreshUi_switchPreferenceSetChecked(true /* isPermissible */);
+    }
+
+    private void assert_refreshUi_switchPreferenceSetEnabled(boolean isPermissionDeclared) {
+        ReflectionHelpers.setField(mFragment, "mPackageInfo", mPackageInfo);
+        mPackageInfo.applicationInfo = new ApplicationInfo();
+        when(mAppStateBridge.createPermissionState(nullable(String.class), anyInt()))
+                .thenReturn(mPermissionState);
+        mPermissionState.permissionDeclared = isPermissionDeclared;
+
+        mFragment.refreshUi();
+        verify(mSwitchPref).setEnabled(isPermissionDeclared);
+    }
+
+    private void assert_refreshUi_switchPreferenceSetChecked(boolean isPermissible) {
+        ReflectionHelpers.setField(mFragment, "mPackageInfo", mPackageInfo);
+        mPackageInfo.applicationInfo = new ApplicationInfo();
+        when(mAppStateBridge.createPermissionState(nullable(String.class), anyInt()))
+                .thenReturn(mPermissionState);
+        when(mPermissionState.isPermissible()).thenReturn(isPermissible);
+
+        mFragment.refreshUi();
+        verify(mSwitchPref).setChecked(isPermissible);
+    }
+}
--- a/tests/unit/src/com/android/settings/applications/manageapplications/AppFilterRegistryTest.java
+++ b/tests/unit/src/com/android/settings/applications/manageapplications/AppFilterRegistryTest.java
@@ -19,6 +19,7 @@ package com.android.settings.applications.manageapplications;
 import static com.android.settings.applications.manageapplications.AppFilterRegistry.FILTER_ALARMS_AND_REMINDERS;
 import static com.android.settings.applications.manageapplications.AppFilterRegistry.FILTER_APPS_ALL;
 import static com.android.settings.applications.manageapplications.AppFilterRegistry.FILTER_APPS_INSTALL_SOURCES;
+import static com.android.settings.applications.manageapplications.AppFilterRegistry.FILTER_APPS_MEDIA_MANAGEMENT;
 import static com.android.settings.applications.manageapplications.AppFilterRegistry.FILTER_APPS_POWER_ALLOWLIST;
 import static com.android.settings.applications.manageapplications.AppFilterRegistry.FILTER_APPS_RECENT;
 import static com.android.settings.applications.manageapplications.AppFilterRegistry.FILTER_APPS_USAGE_ACCESS;
@@ -29,6 +30,7 @@ import static com.android.settings.applications.manageapplications.ManageApplica
 import static com.android.settings.applications.manageapplications.ManageApplications.LIST_TYPE_HIGH_POWER;
 import static com.android.settings.applications.manageapplications.ManageApplications.LIST_TYPE_MAIN;
 import static com.android.settings.applications.manageapplications.ManageApplications.LIST_TYPE_MANAGE_SOURCES;
+import static com.android.settings.applications.manageapplications.ManageApplications.LIST_TYPE_MEDIA_MANAGEMENT_APPS;
 import static com.android.settings.applications.manageapplications.ManageApplications.LIST_TYPE_MOVIES;
 import static com.android.settings.applications.manageapplications.ManageApplications.LIST_TYPE_NOTIFICATION;
 import static com.android.settings.applications.manageapplications.ManageApplications.LIST_TYPE_OVERLAY;
@@ -64,6 +66,9 @@ public class AppFilterRegistryTest {
        assertThat(registry.getDefaultFilterType(LIST_TYPE_ALARMS_AND_REMINDERS))
                .isEqualTo(FILTER_ALARMS_AND_REMINDERS);

+        assertThat(registry.getDefaultFilterType(LIST_TYPE_MEDIA_MANAGEMENT_APPS))
+                .isEqualTo(FILTER_APPS_MEDIA_MANAGEMENT);
+
        assertThat(registry.getDefaultFilterType(LIST_TYPE_MAIN)).isEqualTo(FILTER_APPS_ALL);
        assertThat(registry.getDefaultFilterType(LIST_TYPE_NOTIFICATION))
                .isEqualTo(FILTER_APPS_RECENT);