Initial skeleton of new "Supervision" settings screen with top-level entry point.

Intake bug: b/379312924 Test: atest SupervisionDashboardScreenTest Test: atest SupervisionMainSwitchPreferenceTest Test: manually on real device Bug: 383568136 Change-Id: I6bb8aa432c1b4527cec0f4c2593fd1494975503d Flag: android.app.supervision.flags.enable_supervision_settings_screen
2025-01-21 03:12:44 -08:00
parent 968807c3bc
commit b3c8c71fb3
12 changed files with 423 additions and 0 deletions
--- a/src/com/android/settings/supervision/SupervisionMainSwitchPreference.kt
+++ b/src/com/android/settings/supervision/SupervisionMainSwitchPreference.kt
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2025 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.supervision
+
+import android.app.supervision.SupervisionManager
+import android.content.Context
+import com.android.settings.R
+import com.android.settingslib.datastore.KeyValueStore
+import com.android.settingslib.datastore.NoOpKeyedObservable
+import com.android.settingslib.metadata.MainSwitchPreference
+import com.android.settingslib.metadata.PreferenceSummaryProvider
+import com.android.settingslib.metadata.ReadWritePermit
+import com.android.settingslib.metadata.SensitivityLevel
+
+/** Main toggle to enable or disable device supervision. */
+class SupervisionMainSwitchPreference :
+    MainSwitchPreference(KEY, R.string.device_supervision_switch_title), PreferenceSummaryProvider {
+
+    // TODO(b/383568136): Make presence of summary conditional on whether PIN
+    // has been set up before or not.
+    override fun getSummary(context: Context): CharSequence? =
+        context.getString(R.string.device_supervision_switch_no_pin_summary)
+
+    override fun storage(context: Context): KeyValueStore = SupervisionMainSwitchStorage(context)
+
+    override fun getReadPermit(context: Context, callingPid: Int, callingUid: Int) =
+        ReadWritePermit.DISALLOW
+
+    override fun getWritePermit(
+        context: Context,
+        value: Boolean?,
+        callingPid: Int,
+        callingUid: Int,
+    ) = ReadWritePermit.DISALLOW
+
+    override val sensitivityLevel: Int
+        get() = SensitivityLevel.HIGH_SENSITIVITY
+
+    // TODO(b/390505725): Listen for changes in supervision state.
+    @Suppress("UNCHECKED_CAST")
+    private class SupervisionMainSwitchStorage(private val context: Context) :
+        NoOpKeyedObservable<String>(), KeyValueStore {
+        override fun contains(key: String) = key == KEY
+
+        override fun <T : Any> getValue(key: String, valueType: Class<T>) =
+            (context.getSystemService(SupervisionManager::class.java)?.isSupervisionEnabled() ==
+                true)
+                as T
+
+        override fun <T : Any> setValue(key: String, valueType: Class<T>, value: T?) {
+            // TODO(b/383402852): implement handling of main toggle.
+        }
+    }
+
+    companion object {
+        const val KEY = "device_supervision_switch"
+    }
+}