From 00951987c1fa5ec6319ab482900a986b71ed2f32 Mon Sep 17 00:00:00 2001
From: Evan Chen <evanxinchen@google.com>
Date: Thu, 24 Feb 2022 00:09:06 +0000
Subject: [PATCH] Introduce vendor header for selfManaged dialog

Test: Test: atest CtsCompanionDeviceManagerCoreTestCases
      atest CtsCompanionDeviceManagerUiAutomationTestCases
      atest CtsOsTestCases:CompanionDeviceManagerTest
Bug: 216638097
Change-Id: Ib73b17c81bf9ac0cc7a98459cffbd9a233c9fbe5
---
 .../res/drawable/helper_ok_button.xml         |  22 +++
 .../res/layout/activity_confirmation.xml      |  18 +--
 .../res/layout/helper_confirmation.xml        |  63 ++++++++
 .../res/layout/vendor_header.xml              |  48 ++++++
 .../res/values/strings.xml                    |  20 ++-
 .../res/values/styles.xml                     |  38 +++++
 .../CompanionDeviceActivity.java              |  80 +++++++++-
 .../CompanionVendorHelperDialogFragment.java  | 149 ++++++++++++++++++
 .../android/companiondevicemanager/Utils.java |  51 ++++++
 9 files changed, 472 insertions(+), 17 deletions(-)
 create mode 100644 packages/CompanionDeviceManager/res/drawable/helper_ok_button.xml
 create mode 100644 packages/CompanionDeviceManager/res/layout/helper_confirmation.xml
 create mode 100644 packages/CompanionDeviceManager/res/layout/vendor_header.xml
 create mode 100644 packages/CompanionDeviceManager/res/values/styles.xml
 create mode 100644 packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionVendorHelperDialogFragment.java

diff --git a/packages/CompanionDeviceManager/res/drawable/helper_ok_button.xml b/packages/CompanionDeviceManager/res/drawable/helper_ok_button.xml
new file mode 100644
index 0000000000000..f9ec5d0dce558
--- /dev/null
+++ b/packages/CompanionDeviceManager/res/drawable/helper_ok_button.xml
@@ -0,0 +1,22 @@
+<!--
+  ~ 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.
+  -->
+
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+       android:shape="rectangle">
+    <solid android:color="@android:color/system_accent1_100"/>
+    <corners android:topLeftRadius="16dp" android:topRightRadius="16dp"
+             android:bottomLeftRadius="16dp" android:bottomRightRadius="16dp"/>
+</shape>
\ No newline at end of file
diff --git a/packages/CompanionDeviceManager/res/layout/activity_confirmation.xml b/packages/CompanionDeviceManager/res/layout/activity_confirmation.xml
index 70cbfdf5cefc0..f30dadffa7884 100644
--- a/packages/CompanionDeviceManager/res/layout/activity_confirmation.xml
+++ b/packages/CompanionDeviceManager/res/layout/activity_confirmation.xml
@@ -15,14 +15,10 @@
 -->
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
               android:id="@+id/activity_confirmation"
-              android:layout_width="match_parent"
-              android:layout_height="wrap_content"
-              android:background="@drawable/dialog_background"
-              android:elevation="16dp"
-              android:maxHeight="400dp"
-              android:orientation="vertical"
-              android:padding="18dp"
-              android:layout_gravity="center">
+              style="@style/ContainerLayout">
+
+    <!-- A header for selfManaged devices only. -->
+    <include layout="@layout/vendor_header" />
 
     <!-- Do NOT change the ID of the root LinearLayout above: it's referenced in CTS tests. -->
 
@@ -51,9 +47,9 @@
 
         <androidx.recyclerview.widget.RecyclerView
             android:id="@+id/device_list"
-                style="@android:style/Widget.Material.ListView"
-                android:layout_width="match_parent"
-                android:layout_height="200dp" />
+            android:layout_width="match_parent"
+            android:scrollbars="vertical"
+            android:layout_height="200dp" />
 
     </RelativeLayout>
 
diff --git a/packages/CompanionDeviceManager/res/layout/helper_confirmation.xml b/packages/CompanionDeviceManager/res/layout/helper_confirmation.xml
new file mode 100644
index 0000000000000..8fd1fb0de8912
--- /dev/null
+++ b/packages/CompanionDeviceManager/res/layout/helper_confirmation.xml
@@ -0,0 +1,63 @@
+<!--
+  ~ 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.
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:id="@+id/helper_confirmation"
+              android:theme="@style/ChooserActivity"
+              style="@style/ContainerLayout">
+
+    <ImageView
+        android:id="@+id/app_icon"
+        android:layout_width="match_parent"
+        android:layout_height="32dp"
+        android:gravity="center"
+        android:layout_marginBottom="12dp"
+        android:layout_marginTop="1dp"/>
+
+    <TextView
+        android:id="@+id/helper_title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:paddingHorizontal="12dp"
+        style="@*android:style/TextAppearance.Widget.Toolbar.Title"
+        android:textSize="20sp" />
+
+    <TextView
+        android:id="@+id/helper_summary"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:layout_marginLeft="20dp"
+        android:layout_marginBottom="24dp"
+        android:gravity="start"
+        android:textColor="?android:attr/textColorSecondary"
+        android:textSize="14sp" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="end">
+
+        <Button
+            android:id="@+id/btn_ok"
+            style="@style/VendorHelperOkButton"
+            android:text="@string/consent_ok" />
+
+    </LinearLayout>
+
+</LinearLayout>
diff --git a/packages/CompanionDeviceManager/res/layout/vendor_header.xml b/packages/CompanionDeviceManager/res/layout/vendor_header.xml
new file mode 100644
index 0000000000000..d04eadfb62f48
--- /dev/null
+++ b/packages/CompanionDeviceManager/res/layout/vendor_header.xml
@@ -0,0 +1,48 @@
+<!--
+  ~ 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.
+  -->
+
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/vendor_header"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:orientation="horizontal"
+    android:layout_gravity="center"
+    android:layout_marginBottom="16dp"
+    android:visibility="gone" >
+
+    <ImageView
+        android:id="@+id/vendor_header_image"
+        android:layout_width="31dp"
+        android:layout_height="32dp" />
+
+    <TextView
+        android:id="@+id/vendor_header_name"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="20dp"
+        android:layout_marginTop="5dp"
+        android:layout_toRightOf="@+id/header_image" />
+
+    <ImageButton
+        android:id="@+id/vendor_header_button"
+        style="?android:attr/actionOverflowButtonStyle"
+        android:layout_width="31dp"
+        android:layout_height="32dp"
+        android:layout_marginLeft="100dp"
+        android:layout_alignParentRight="true" />
+
+</RelativeLayout>
\ No newline at end of file
diff --git a/packages/CompanionDeviceManager/res/values/strings.xml b/packages/CompanionDeviceManager/res/values/strings.xml
index f32f2cd80c476..9626751679e15 100644
--- a/packages/CompanionDeviceManager/res/values/strings.xml
+++ b/packages/CompanionDeviceManager/res/values/strings.xml
@@ -39,7 +39,7 @@
     <!-- ================= DEVICE_PROFILE_APP_STREAMING ================= -->
 
     <!-- Confirmation for associating an application with a companion device of APP_STREAMING profile (type) [CHAR LIMIT=NONE] -->
-    <string name="title_app_streaming">Allow &lt;strong&gt;<xliff:g id="app_name" example="Exo">%1$s</xliff:g>&lt;/strong&gt; to stream applications?</string>
+    <string name="title_app_streaming">Allow &lt;strong&gt;<xliff:g id="app_name" example="Exo">%1$s</xliff:g>&lt;/strong&gt; to access this information for your phone</string>
 
     <!-- Description of the privileges the application will get if associated with the companion device of APP_STREAMING profile (type) [CHAR LIMIT=NONE] -->
     <string name="summary_app_streaming" product="default">Let &lt;strong&gt;<xliff:g id="app_name" example="Exo">%1$s</xliff:g>&lt;/strong&gt; to provide &lt;strong&gt;<xliff:g id="device_name" example="Pixelbook Go">%2$s</xliff:g>&lt;/strong&gt; remote access to access to applications installed on this phone when connected.</string>
@@ -50,6 +50,12 @@
     <!-- Description of the privileges the application will get if associated with the companion device of APP_STREAMING profile (type) [CHAR LIMIT=NONE] -->
     <string name="summary_app_streaming" product="device">Let &lt;strong&gt;<xliff:g id="app_name" example="Exo">%1$s</xliff:g>&lt;/strong&gt; to provide &lt;strong&gt;<xliff:g id="device_name" example="Pixelbook Go">%2$s</xliff:g>&lt;/strong&gt; remote access to access to applications installed on this device when connected.</string>
 
+    <!-- Title of the helper dialog for APP_STREAMING profile [CHAR LIMIT=30]. -->
+    <string name="helper_title_app_streaming">Cross-device services</string>
+
+    <!-- Description of the helper dialog for APP_STREAMING profile. [CHAR LIMIT=NONE] -->
+    <string name="helper_summary_app_streaming">This service is used to stream apps between your devices</string>
+
     <!-- ================= DEVICE_PROFILE_AUTOMOTIVE_PROJECTION ================= -->
 
     <!-- Confirmation for associating an application with a companion device of AUTOMOTIVE_PROJECTION profile (type) [CHAR LIMIT=NONE] -->
@@ -66,6 +72,15 @@
     <!-- Description of the privileges the application will get if associated with the companion device of COMPUTER profile (type) [CHAR LIMIT=NONE] -->
     <string name="summary_computer"></string>
 
+    <!-- Title of the helper dialog for COMPUTER profile [CHAR LIMIT=30]. -->
+    <string name="helper_title_computer">Google Play services</string>
+
+    <!-- Description of the helper dialog for COMPUTER profile. [CHAR LIMIT=NONE] -->
+    <string name="helper_summary_computer" product="default">This service shares photos, media, and notifications form your phone to other devices</string>
+
+    <!-- Description of the helper dialog for COMPUTER profile. [CHAR LIMIT=NONE] -->
+    <string name="helper_summary_computer" product="tablet">This service shares photos, media, and notifications form your phone to other devices</string>
+
     <!-- ================= null profile ================= -->
 
     <!-- A noun for a companion device with unspecified profile (type) [CHAR LIMIT=30] -->
@@ -82,6 +97,9 @@
     <!-- Negative button for the device-app association consent dialog [CHAR LIMIT=30] -->
     <string name="consent_no">Don\u2019t allow</string>
 
+    <!-- Ok button for the helper consent dialog [CHAR LIMIT=30] -->
+    <string name="consent_ok">OK</string>
+
     <!-- ================== System data transfer ==================== -->
     <!-- Title of the permission sync confirmation dialog. [CHAR LIMIT=60] -->
     <string name="permission_sync_confirmation_title">Transfer app permissions to your
diff --git a/packages/CompanionDeviceManager/res/values/styles.xml b/packages/CompanionDeviceManager/res/values/styles.xml
new file mode 100644
index 0000000000000..bba45e9ecf0fa
--- /dev/null
+++ b/packages/CompanionDeviceManager/res/values/styles.xml
@@ -0,0 +1,38 @@
+<!--
+  ~ 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.
+  -->
+
+<resources>
+    <style name="ContainerLayout">
+        <item name="android:padding">18dp</item>
+        <item name="android:elevation">16dp</item>
+        <item name="android:maxHeight">400dp</item>
+        <item name="android:orientation">vertical</item>
+        <item name="android:layout_gravity">center</item>
+        <item name="android:layout_width">match_parent</item>
+        <item name="android:layout_height">wrap_content</item>
+        <item name="android:background">@drawable/dialog_background</item>
+    </style>
+
+    <style name="VendorHelperOkButton"
+           parent="@android:style/Widget.Material.Button.Borderless.Colored">
+        <item name="android:layout_width">50dp</item>
+        <item name="android:layout_height">35dp</item>
+        <item name="android:layout_marginTop">20dp</item>
+        <item name="android:textColor">@android:color/system_neutral1_900</item>
+        <item name="android:background">@drawable/helper_ok_button</item>
+    </style>
+
+</resources>
\ No newline at end of file
diff --git a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionDeviceActivity.java b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionDeviceActivity.java
index ae0c8ccdf0064..0fba250b200ad 100644
--- a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionDeviceActivity.java
+++ b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionDeviceActivity.java
@@ -26,6 +26,8 @@ import static com.android.companiondevicemanager.CompanionDeviceDiscoveryService
 import static com.android.companiondevicemanager.CompanionDeviceDiscoveryService.DiscoveryState.FINISHED_TIMEOUT;
 import static com.android.companiondevicemanager.Utils.getApplicationLabel;
 import static com.android.companiondevicemanager.Utils.getHtmlFromResources;
+import static com.android.companiondevicemanager.Utils.getVendorHeaderIcon;
+import static com.android.companiondevicemanager.Utils.getVendorHeaderName;
 import static com.android.companiondevicemanager.Utils.prepareResultReceiverForIpc;
 
 import static java.util.Objects.requireNonNull;
@@ -38,6 +40,7 @@ import android.companion.CompanionDeviceManager;
 import android.companion.IAssociationRequestCallback;
 import android.content.Intent;
 import android.content.pm.PackageManager;
+import android.graphics.drawable.Drawable;
 import android.net.MacAddress;
 import android.os.Bundle;
 import android.os.Handler;
@@ -47,9 +50,14 @@ import android.text.Spanned;
 import android.util.Log;
 import android.view.View;
 import android.widget.Button;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.RelativeLayout;
 import android.widget.TextView;
 
 import androidx.fragment.app.FragmentActivity;
+import androidx.fragment.app.FragmentManager;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
@@ -59,7 +67,8 @@ import java.util.List;
  *  A CompanionDevice activity response for showing the available
  *  nearby devices to be associated with.
  */
-public class CompanionDeviceActivity extends FragmentActivity {
+public class CompanionDeviceActivity extends FragmentActivity implements
+        CompanionVendorHelperDialogFragment.CompanionVendorHelperDialogListener {
     private static final boolean DEBUG = false;
     private static final String TAG = CompanionDeviceActivity.class.getSimpleName();
 
@@ -72,6 +81,8 @@ public class CompanionDeviceActivity extends FragmentActivity {
     private static final String EXTRA_ASSOCIATION_REQUEST = "association_request";
     private static final String EXTRA_RESULT_RECEIVER = "result_receiver";
 
+    private static final String FRAGMENT_DIALOG_TAG = "fragment_dialog";
+
     // Activity result: Internal Error.
     private static final int RESULT_INTERNAL_ERROR = 2;
 
@@ -91,6 +102,11 @@ public class CompanionDeviceActivity extends FragmentActivity {
     private TextView mTitle;
     private TextView mSummary;
 
+    // Only present for selfManaged devices.
+    private ImageView mVendorHeaderImage;
+    private TextView mVendorHeaderName;
+    private ImageButton mVendorHeaderButton;
+
     // Progress indicator is only shown while we are looking for the first suitable device for a
     // "regular" (ie. not self-managed) association.
     private View mProgressIndicator;
@@ -98,6 +114,11 @@ public class CompanionDeviceActivity extends FragmentActivity {
     // Present for self-managed association requests and "single-device" regular association
     // regular.
     private Button mButtonAllow;
+    // Present for all associations.
+    private Button mButtonNotAllow;
+
+    private LinearLayout mAssociationConfirmationDialog;
+    private RelativeLayout mVendorHeader;
 
     // The recycler view is only shown for multiple-device regular association request, after
     // at least one matching device is found.
@@ -211,15 +232,25 @@ public class CompanionDeviceActivity extends FragmentActivity {
 
         setContentView(R.layout.activity_confirmation);
 
+        mAssociationConfirmationDialog = findViewById(R.id.activity_confirmation);
+        mVendorHeader = findViewById(R.id.vendor_header);
+
         mTitle = findViewById(R.id.title);
         mSummary = findViewById(R.id.summary);
 
+        mVendorHeaderImage = findViewById(R.id.vendor_header_image);
+        mVendorHeaderName = findViewById(R.id.vendor_header_name);
+        mVendorHeaderButton = findViewById(R.id.vendor_header_button);
+
         mRecyclerView = findViewById(R.id.device_list);
         mAdapter = new DeviceListAdapter(this, this::onListItemClick);
 
         mButtonAllow = findViewById(R.id.btn_positive);
+        mButtonNotAllow = findViewById(R.id.btn_negative);
+
         mButtonAllow.setOnClickListener(this::onPositiveButtonClick);
-        findViewById(R.id.btn_negative).setOnClickListener(this::onNegativeButtonClick);
+        mButtonNotAllow.setOnClickListener(this::onNegativeButtonClick);
+        mVendorHeaderButton.setOnClickListener(this::onShowHelperDialog);
 
         if (mRequest.isSelfManaged()) {
             initUiForSelfManagedAssociation(appLabel);
@@ -321,11 +352,24 @@ public class CompanionDeviceActivity extends FragmentActivity {
     private void initUiForSelfManagedAssociation(CharSequence appLabel) {
         if (DEBUG) Log.i(TAG, "initUiFor_SelfManaged_Association()");
 
-        final CharSequence deviceName = mRequest.getDisplayName(); // "<device>";
-        final String deviceProfile = mRequest.getDeviceProfile(); // DEVICE_PROFILE_APP_STREAMING;
-
+        final CharSequence deviceName = mRequest.getDisplayName();
+        final String deviceProfile = mRequest.getDeviceProfile();
+        final String packageName = mRequest.getPackageName();
+        final int userId = mRequest.getUserId();
+        final Drawable vendorIcon;
+        final CharSequence vendorName;
         final Spanned title;
         final Spanned summary;
+
+        try {
+            vendorIcon = getVendorHeaderIcon(this, packageName, userId);
+            vendorName = getVendorHeaderName(this, packageName, userId);
+        } catch (PackageManager.NameNotFoundException e) {
+            Log.e(TAG, "Package u" + userId + "/" + packageName + " not found.");
+            setResultAndFinish(null, RESULT_INTERNAL_ERROR);
+            return;
+        }
+
         switch (deviceProfile) {
             case DEVICE_PROFILE_APP_STREAMING:
                 title = getHtmlFromResources(this, R.string.title_app_streaming, appLabel);
@@ -348,10 +392,14 @@ public class CompanionDeviceActivity extends FragmentActivity {
             default:
                 throw new RuntimeException("Unsupported profile " + deviceProfile);
         }
+
         mTitle.setText(title);
         mSummary.setText(summary);
+        mVendorHeaderImage.setImageDrawable(vendorIcon);
+        mVendorHeaderName.setText(vendorName);
 
         mRecyclerView.setVisibility(View.GONE);
+        mVendorHeader.setVisibility(View.VISIBLE);
     }
 
     private void initUiForSingleDevice(CharSequence appLabel) {
@@ -370,6 +418,7 @@ public class CompanionDeviceActivity extends FragmentActivity {
             String deviceProfile, CharSequence appLabel) {
         // Ignore "empty" scan reports.
         if (deviceFilterPairs.isEmpty()) return;
+
         mSelectedDevice = requireNonNull(deviceFilterPairs.get(0));
 
         final String deviceName = mSelectedDevice.getDisplayName();
@@ -464,6 +513,17 @@ public class CompanionDeviceActivity extends FragmentActivity {
         cancel(false);
     }
 
+    private void onShowHelperDialog(View view) {
+        FragmentManager fragmentManager = getSupportFragmentManager();
+        CompanionVendorHelperDialogFragment fragmentDialog =
+                CompanionVendorHelperDialogFragment.newInstance(mRequest.getPackageName(),
+                        mRequest.getUserId(), mRequest.getDeviceProfile());
+
+        mAssociationConfirmationDialog.setVisibility(View.GONE);
+
+        fragmentDialog.show(fragmentManager, /* Tag */ FRAGMENT_DIALOG_TAG);
+    }
+
     private boolean isDone() {
         return mApproved || mCancelled;
     }
@@ -482,4 +542,14 @@ public class CompanionDeviceActivity extends FragmentActivity {
                     onAssociationCreated(association);
                 }
             };
+
+    @Override
+    public void onShowHelperDialogFailed() {
+        setResultAndFinish(null, RESULT_INTERNAL_ERROR);
+    }
+
+    @Override
+    public void onHelperDialogDismissed() {
+        mAssociationConfirmationDialog.setVisibility(View.VISIBLE);
+    }
 }
diff --git a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionVendorHelperDialogFragment.java b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionVendorHelperDialogFragment.java
new file mode 100644
index 0000000000000..728e5e5d3b9ef
--- /dev/null
+++ b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/CompanionVendorHelperDialogFragment.java
@@ -0,0 +1,149 @@
+/*
+ * 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.companiondevicemanager;
+
+import static android.companion.AssociationRequest.DEVICE_PROFILE_APP_STREAMING;
+import static android.companion.AssociationRequest.DEVICE_PROFILE_COMPUTER;
+
+import static com.android.companiondevicemanager.Utils.getApplicationIcon;
+import static com.android.companiondevicemanager.Utils.getHtmlFromResources;
+
+import android.annotation.Nullable;
+import android.content.DialogInterface;
+import android.content.pm.PackageManager;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.text.Spanned;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.DialogFragment;
+
+/**
+ * A fragmentDialog shows additional information about selfManaged devices
+ */
+public class CompanionVendorHelperDialogFragment extends DialogFragment {
+    private static final String TAG = CompanionVendorHelperDialogFragment.class.getSimpleName();
+
+    private static final String PACKAGE_NAME_EXTRA = "packageName";
+    private static final String DEVICE_PROFILE_EXTRA = "deviceProfile";
+    private static final String USER_ID_EXTRA = "userId";
+
+    private CompanionVendorHelperDialogListener mListener;
+    // Only present for selfManaged devices.
+    private TextView mTitle;
+    private TextView mSummary;
+    private ImageView mAppIcon;
+    private Button mButton;
+
+    interface CompanionVendorHelperDialogListener {
+        void onShowHelperDialogFailed();
+        void onHelperDialogDismissed();
+    }
+
+    private CompanionVendorHelperDialogFragment() {}
+
+    static CompanionVendorHelperDialogFragment newInstance(String packageName,
+            int userId, String deviceProfile) {
+        CompanionVendorHelperDialogFragment fragmentDialog =
+                new CompanionVendorHelperDialogFragment();
+
+        Bundle bundle = new Bundle();
+        bundle.putString(PACKAGE_NAME_EXTRA, packageName);
+        bundle.putInt(USER_ID_EXTRA, userId);
+        bundle.putString(DEVICE_PROFILE_EXTRA, deviceProfile);
+        fragmentDialog.setArguments(bundle);
+
+        return fragmentDialog;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        mListener = (CompanionVendorHelperDialogListener) getActivity();
+        // Hide the title bar in the dialog.
+        setStyle(STYLE_NO_TITLE, /* Theme */0);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+            Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.helper_confirmation, container);
+    }
+
+    @Override
+    public void onDismiss(@NonNull DialogInterface dialog) {
+        super.onDismiss(dialog);
+        mListener.onHelperDialogDismissed();
+    }
+
+    @Override
+    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        Drawable applicationIcon;
+        String packageName = getArguments().getString(PACKAGE_NAME_EXTRA);
+        String deviceProfile = getArguments().getString(DEVICE_PROFILE_EXTRA);
+        int userId = getArguments().getInt(USER_ID_EXTRA);
+
+        try {
+            applicationIcon = getApplicationIcon(getContext(), packageName);
+        } catch (PackageManager.NameNotFoundException e) {
+            Log.e(TAG, "Package u" + userId + "/" + packageName + " not found.");
+            mListener.onShowHelperDialogFailed();
+            return;
+        }
+
+        mTitle = view.findViewById(R.id.helper_title);
+        mSummary = view.findViewById(R.id.helper_summary);
+        mAppIcon = view.findViewById(R.id.app_icon);
+        mButton = view.findViewById(R.id.btn_ok);
+
+        final Spanned title;
+        final Spanned summary;
+
+        switch (deviceProfile) {
+            case DEVICE_PROFILE_APP_STREAMING:
+                title = getHtmlFromResources(getContext(), R.string.helper_title_app_streaming);
+                summary = getHtmlFromResources(getContext(), R.string.helper_summary_app_streaming);
+                break;
+
+            case DEVICE_PROFILE_COMPUTER:
+                title = getHtmlFromResources(getContext(), R.string.helper_title_computer);
+                summary = getHtmlFromResources(getContext(), R.string.helper_summary_computer);
+                break;
+
+            default:
+                throw new RuntimeException("Unsupported profile " + deviceProfile);
+        }
+
+        mTitle.setText(title);
+        mSummary.setText(summary);
+        mAppIcon.setImageDrawable(applicationIcon);
+
+        mButton.setOnClickListener(v -> {
+            dismiss();
+            mListener.onHelperDialogDismissed();
+        });
+    }
+}
diff --git a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/Utils.java b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/Utils.java
index e3e563d56e8a6..76bbcfb791557 100644
--- a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/Utils.java
+++ b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/Utils.java
@@ -21,6 +21,9 @@ import android.annotation.StringRes;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
+import android.content.pm.PackageManager.ApplicationInfoFlags;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Parcel;
@@ -32,6 +35,10 @@ import android.text.Spanned;
  * Utilities.
  */
 class Utils {
+    private static final String COMPANION_DEVICE_ACTIVITY_VENDOR_ICON =
+            "android.companion.vendor_icon";
+    private static final String COMPANION_DEVICE_ACTIVITY_VENDOR_NAME =
+            "android.companion.vendor_name";
 
     /**
      * Convert an instance of a "locally-defined" ResultReceiver to an instance of
@@ -60,6 +67,12 @@ class Utils {
         return packageManager.getApplicationLabel(appInfo);
     }
 
+    static @NonNull Drawable getApplicationIcon(@NonNull Context context,
+            @NonNull String packageName) throws PackageManager.NameNotFoundException {
+        final PackageManager packageManager = context.getPackageManager();
+        return packageManager.getApplicationIcon(packageName);
+    }
+
     static Spanned getHtmlFromResources(
             @NonNull Context context, @StringRes int resId, CharSequence... formatArgs) {
         final String[] escapedArgs = new String[formatArgs.length];
@@ -70,6 +83,44 @@ class Utils {
         return Html.fromHtml(plain, 0);
     }
 
+    static @NonNull Drawable getVendorHeaderIcon(@NonNull Context context,
+            @NonNull String packageName, int userId) throws PackageManager.NameNotFoundException {
+        final ApplicationInfo appInfo = getApplicationInfo(context, packageName, userId);
+        final Bundle bundle = appInfo.metaData;
+        int resId = bundle == null ? 0 : bundle.getInt(COMPANION_DEVICE_ACTIVITY_VENDOR_ICON, 0);
+
+        if (bundle == null || resId == 0) {
+            return getApplicationIcon(context, packageName);
+        }
+
+        return context.createPackageContext(packageName, /* flags= */ 0).getDrawable(resId);
+    }
+
+    static CharSequence getVendorHeaderName(@NonNull Context context,
+            @NonNull String packageName, int userId) throws PackageManager.NameNotFoundException {
+        final ApplicationInfo appInfo = getApplicationInfo(context, packageName, userId);
+        final Bundle bundle = appInfo.metaData;
+
+        if (bundle == null) {
+            return "";
+        }
+
+        return appInfo.metaData.getCharSequence(COMPANION_DEVICE_ACTIVITY_VENDOR_NAME, "");
+    }
+
+    /**
+     * Getting ApplicationInfo from meta-data.
+     */
+    private static @NonNull ApplicationInfo getApplicationInfo(@NonNull Context context,
+            @NonNull String packageName, int userId) throws PackageManager.NameNotFoundException {
+        final PackageManager packageManager = context.getPackageManager();
+        final ApplicationInfoFlags flags = ApplicationInfoFlags.of(PackageManager.GET_META_DATA);
+        final ApplicationInfo appInfo = packageManager.getApplicationInfoAsUser(
+                packageName, flags, userId);
+
+        return appInfo;
+    }
+
     static void runOnMainThread(Runnable runnable) {
         if (Thread.currentThread() == Looper.getMainLooper().getThread()) {
             runnable.run();