Add toggle to enable ADB root

Co-authored-by: Bruno Martins <bgcngm@gmail.com>
Co-authored-by: dianlujitao <dianlujitao@lineageos.org>
Co-authored-by: Luca Stefani <luca.stefani.ge1@gmail.com>
Co-authored-by: LuK1337 <priv.luk@gmail.com>
Change-Id: Ic80dbf79265c0fe7113f42299479873befb05004

res/values/cm_strings.xml

@@ -15,6 +15,10 @@
      limitations under the License.
 -->
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <!-- Android debugging as root -->
+    <string name="adb_enable_root">Rooted debugging</string>
+    <string name="adb_enable_summary_root">Allow running Android debugging as root</string>
+
     <!-- Backup Transport selection settings menu and activity title -->
     <string name="backup_transport_setting_label">Change backup provider</string>
     <string name="backup_transport_title">Select backup provider</string>

res/xml/development_settings.xml

@@ -191,6 +191,12 @@
             android:summary="@string/enable_adb_wireless_summary"
             settings:keywords="@string/keywords_adb_wireless" />
 
+        <SwitchPreferenceCompat
+            android:key="enable_adb_root"
+            android:title="@string/adb_enable_root"
+            android:summary="@string/adb_enable_summary_root"
+            android:persistent="false" />
+
         <SwitchPreferenceCompat
             android:key="adb_authorization_timeout"
             android:title="@string/adb_authorization_timeout_title"

src/com/android/settings/development/AdbRootPreferenceController.java

@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2018-2024 The LineageOS 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.development;
+
+import android.adb.ADBRootService;
+import android.content.Context;
+import android.os.UserManager;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+import androidx.preference.SwitchPreferenceCompat;
+
+import com.android.settings.R;
+import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settingslib.development.DeveloperOptionsPreferenceController;
+
+public class AdbRootPreferenceController extends DeveloperOptionsPreferenceController
+        implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
+
+    private static final String TAG = "AdbRootPreferenceController";
+    private static final String PREF_KEY = "enable_adb_root";
+
+    private final ADBRootService mADBRootService;
+
+    public AdbRootPreferenceController(Context context,
+            DevelopmentSettingsDashboardFragment fragment) {
+        super(context);
+
+        mADBRootService = new ADBRootService();
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return PREF_KEY;
+    }
+
+    @Override
+    public boolean isAvailable() {
+        return mADBRootService.isSupported();
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+
+        ((SwitchPreferenceCompat) mPreference).setChecked(mADBRootService.getEnabled());
+
+        if (!isAdminUser()) {
+            mPreference.setEnabled(false);
+        }
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        final boolean rootEnabled = (Boolean) newValue;
+        mADBRootService.setEnabled(rootEnabled);
+        return true;
+    }
+
+    @Override
+    protected void onDeveloperOptionsSwitchDisabled() {
+        super.onDeveloperOptionsSwitchDisabled();
+
+        mADBRootService.setEnabled(false);
+        ((SwitchPreferenceCompat) mPreference).setChecked(false);
+    }
+
+    @Override
+    protected void onDeveloperOptionsSwitchEnabled() {
+        if (isAdminUser()) {
+            mPreference.setEnabled(true);
+        }
+    }
+
+    boolean isAdminUser() {
+        return ((UserManager) mContext.getSystemService(Context.USER_SERVICE)).isAdminUser();
+    }
+}

src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java

@@ -731,6 +731,7 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
         controllers.add(new AdbPreferenceController(context, fragment));
         controllers.add(new ClearAdbKeysPreferenceController(context, fragment));
         controllers.add(new WirelessDebuggingPreferenceController(context, lifecycle));
+        controllers.add(new AdbRootPreferenceController(context, fragment));
         controllers.add(new AdbAuthorizationTimeoutPreferenceController(context));
         controllers.add(new LocalTerminalPreferenceController(context));
         controllers.add(new LinuxTerminalPreferenceController(context));