Created new UI library for device-policy related widgets

Test: manual verification
Bug: 175214581

Change-Id: I11300e61072d1858b955213304db3138129fc2ec
diff --git a/car-admin-ui-lib/Android.bp b/car-admin-ui-lib/Android.bp
new file mode 100644
index 0000000..853fe01
--- /dev/null
+++ b/car-admin-ui-lib/Android.bp
@@ -0,0 +1,27 @@
+// Copyright (C) 2020 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.
+
+// This project contains libraries that are used internally, mostly by
+// CarService and CarServiceHelperService.
+//
+// They're not meant to be used by other system apps and hence are not
+// supported.
+
+android_library {
+    name: "com.android.car.admin.ui",
+    srcs: [
+        "src/**/*.java",
+    ],
+    resource_dirs: ["src/main/res"],
+}
diff --git a/car-admin-ui-lib/AndroidManifest.xml b/car-admin-ui-lib/AndroidManifest.xml
new file mode 100644
index 0000000..51c8fa3
--- /dev/null
+++ b/car-admin-ui-lib/AndroidManifest.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2020 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.
+  -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="com.android.car.admin.ui">
+</manifest>
diff --git a/car-admin-ui-lib/src/main/java/com/android/car/admin/ui/ManagedDeviceTextView.java b/car-admin-ui-lib/src/main/java/com/android/car/admin/ui/ManagedDeviceTextView.java
new file mode 100644
index 0000000..3fd5eee
--- /dev/null
+++ b/car-admin-ui-lib/src/main/java/com/android/car/admin/ui/ManagedDeviceTextView.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2020 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.car.admin.ui;
+
+import android.app.admin.DevicePolicyManager;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.TextView;
+
+/**
+ * Custom view used to display a disclaimer when a device is managed by a device owner.
+ */
+public final class ManagedDeviceTextView extends TextView {
+
+    public ManagedDeviceTextView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public ManagedDeviceTextView(Context context, AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public ManagedDeviceTextView(Context context, AttributeSet attrs, int defStyleAttr,
+            int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+
+        if (isManagedDevice(context)) {
+            setText(R.string.car_admin_ui_managed_device_message);
+        } else {
+            setVisibility(View.GONE);
+        }
+    }
+
+    private static boolean isManagedDevice(Context context) {
+        PackageManager pm = context.getPackageManager();
+        if (!pm.hasSystemFeature(PackageManager.FEATURE_DEVICE_ADMIN)) return false;
+
+        DevicePolicyManager dpm = context.getSystemService(DevicePolicyManager.class);
+        return dpm != null && dpm.isDeviceManaged();
+    }
+}
diff --git a/car-admin-ui-lib/src/main/res/values/strings.xml b/car-admin-ui-lib/src/main/res/values/strings.xml
new file mode 100644
index 0000000..93dd615
--- /dev/null
+++ b/car-admin-ui-lib/src/main/res/values/strings.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 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.
+-->
+<resources>
+
+    <!--  TODO(b/175214581): STOPSHIP use proper sentence and remove translatable=false -->
+    <!--  Warn user that device is owned and managed by an enterprise (like a car rental company) [CHAR_LIMIT=50] -->
+    <string name="car_admin_ui_managed_device_message" translatable="false">This device is managed by an enterprise</string>
+
+</resources>