diff --git a/res/values/strings.xml b/res/values/strings.xml
index 35c89234eee..6a9675bb33d 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -10566,4 +10566,8 @@
- %1$d notification channels. Tap to manage all.
+
+ Switch output
+
+ Currently playing on %1$s
diff --git a/src/com/android/settings/media/MediaDeviceUpdateWorker.java b/src/com/android/settings/media/MediaDeviceUpdateWorker.java
new file mode 100644
index 00000000000..7416018f6cd
--- /dev/null
+++ b/src/com/android/settings/media/MediaDeviceUpdateWorker.java
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2019 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.media;
+
+import android.content.Context;
+import android.net.Uri;
+
+import androidx.annotation.VisibleForTesting;
+
+import com.android.settings.slices.SliceBackgroundWorker;
+import com.android.settingslib.media.LocalMediaManager;
+import com.android.settingslib.media.MediaDevice;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * SliceBackgroundWorker for get MediaDevice list and handle MediaDevice state change event.
+ */
+public class MediaDeviceUpdateWorker extends SliceBackgroundWorker
+ implements LocalMediaManager.DeviceCallback {
+
+ private final Context mContext;
+ private final List mMediaDevices = new ArrayList<>();
+
+ private String mPackageName;
+
+ @VisibleForTesting
+ LocalMediaManager mLocalMediaManager;
+
+ public MediaDeviceUpdateWorker(Context context, Uri uri) {
+ super(context, uri);
+ mContext = context;
+ }
+
+ public void setPackageName(String packageName) {
+ mPackageName = packageName;
+ }
+
+ @Override
+ protected void onSlicePinned() {
+ mMediaDevices.clear();
+ if (mLocalMediaManager == null) {
+ mLocalMediaManager = new LocalMediaManager(mContext, mPackageName, null);
+ }
+
+ mLocalMediaManager.registerCallback(this);
+ mLocalMediaManager.startScan();
+ }
+
+ @Override
+ protected void onSliceUnpinned() {
+ mLocalMediaManager.unregisterCallback(this);
+ mLocalMediaManager.stopScan();
+ }
+
+ @Override
+ public void close() {
+
+ }
+
+ @Override
+ public void onDeviceListUpdate(List devices) {
+ buildMediaDevices(devices);
+ notifySliceChange();
+ }
+
+ private void buildMediaDevices(List devices) {
+ mMediaDevices.clear();
+ mMediaDevices.addAll(devices);
+ }
+
+ @Override
+ public void onSelectedDeviceStateChanged(MediaDevice device, int state) {
+ notifySliceChange();
+ }
+
+ public List getMediaDevices() {
+ return new ArrayList<>(mMediaDevices);
+ }
+
+ public void connectDevice(MediaDevice device) {
+ mLocalMediaManager.connectDevice(device);
+ }
+
+ public MediaDevice getMediaDeviceById(String id) {
+ return mLocalMediaManager.getMediaDeviceById(mMediaDevices, id);
+ }
+
+ public MediaDevice getCurrentConnectedMediaDevice() {
+ return mLocalMediaManager.getCurrentConnectedDevice();
+ }
+}
diff --git a/src/com/android/settings/media/MediaOutputSlice.java b/src/com/android/settings/media/MediaOutputSlice.java
new file mode 100644
index 00000000000..5c5eb8823c1
--- /dev/null
+++ b/src/com/android/settings/media/MediaOutputSlice.java
@@ -0,0 +1,195 @@
+/*
+ * Copyright (C) 2019 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.media;
+
+import static com.android.settings.slices.CustomSliceRegistry.MEDIA_OUTPUT_SLICE_URI;
+
+import android.annotation.ColorInt;
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.drawable.Drawable;
+import android.net.Uri;
+import android.os.UserHandle;
+import android.util.IconDrawableFactory;
+import android.util.Log;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.core.graphics.drawable.IconCompat;
+import androidx.slice.Slice;
+import androidx.slice.builders.ListBuilder;
+import androidx.slice.builders.SliceAction;
+
+import com.android.settings.R;
+import com.android.settings.Utils;
+import com.android.settings.slices.CustomSliceable;
+import com.android.settings.slices.SliceBackgroundWorker;
+import com.android.settings.slices.SliceBroadcastReceiver;
+import com.android.settingslib.media.MediaDevice;
+
+import java.util.List;
+
+/**
+ * Show the Media device that can be transfer the media.
+ */
+public class MediaOutputSlice implements CustomSliceable {
+
+ private static final String TAG = "MediaOutputSlice";
+ private static final String MEDIA_DEVICE_ID = "media_device_id";
+
+ public static final String MEDIA_PACKAGE_NAME = "media_package_name";
+
+ private final Context mContext;
+
+ private MediaDeviceUpdateWorker mWorker;
+ private String mPackageName;
+ private IconDrawableFactory mIconDrawableFactory;
+
+ public MediaOutputSlice(Context context) {
+ mContext = context;
+ mPackageName = getUri().getQueryParameter(MEDIA_PACKAGE_NAME);
+ mIconDrawableFactory = IconDrawableFactory.newInstance(mContext);
+ }
+
+ @VisibleForTesting
+ void init(String packageName, MediaDeviceUpdateWorker worker, IconDrawableFactory factory) {
+ mPackageName = packageName;
+ mWorker = worker;
+ mIconDrawableFactory = factory;
+ }
+
+ @Override
+ public Slice getSlice() {
+ final PackageManager pm = mContext.getPackageManager();
+
+ final List devices = getMediaDevices();
+ final CharSequence title = Utils.getApplicationLabel(mContext, mPackageName);
+ final CharSequence summary =
+ mContext.getString(R.string.media_output_panel_summary_of_playing_device,
+ getConnectedDeviceName());
+
+ final Drawable drawable =
+ Utils.getBadgedIcon(mIconDrawableFactory, pm, mPackageName, UserHandle.myUserId());
+ final IconCompat icon = IconCompat.createWithBitmap(getBitmapFromDrawable(drawable));
+
+ @ColorInt final int color = Utils.getColorAccentDefaultColor(mContext);
+ final SliceAction primarySliceAction = SliceAction.createDeeplink(getPrimaryAction(), icon,
+ ListBuilder.ICON_IMAGE, title);
+
+ final ListBuilder listBuilder = new ListBuilder(mContext, MEDIA_OUTPUT_SLICE_URI,
+ ListBuilder.INFINITY)
+ .setAccentColor(color)
+ .addRow(new ListBuilder.RowBuilder()
+ .setTitleItem(icon, ListBuilder.ICON_IMAGE)
+ .setTitle(title)
+ .setSubtitle(summary)
+ .setPrimaryAction(primarySliceAction));
+
+ for (MediaDevice device : devices) {
+ listBuilder.addRow(getMediaDeviceRow(device));
+ }
+
+ return listBuilder.build();
+ }
+
+ private MediaDeviceUpdateWorker getWorker() {
+ if (mWorker == null) {
+ mWorker = (MediaDeviceUpdateWorker) SliceBackgroundWorker.getInstance(getUri());
+ mWorker.setPackageName(mPackageName);
+ }
+ return mWorker;
+ }
+
+ private List getMediaDevices() {
+ List devices = getWorker().getMediaDevices();
+ return devices;
+ }
+
+ private String getConnectedDeviceName() {
+ final MediaDevice device = getWorker().getCurrentConnectedMediaDevice();
+ return device != null ? device.getName() : "";
+ }
+
+ private PendingIntent getPrimaryAction() {
+ final PackageManager pm = mContext.getPackageManager();
+ final Intent launchIntent = pm.getLaunchIntentForPackage(mPackageName);
+ final Intent intent = launchIntent;
+ return PendingIntent.getActivity(mContext, 0 /* requestCode */, intent, 0 /* flags */);
+ }
+
+ private Bitmap getBitmapFromDrawable(Drawable drawable) {
+ final Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(),
+ drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);
+ final Canvas canvas = new Canvas(bitmap);
+
+ drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
+ drawable.draw(canvas);
+
+ return bitmap;
+ }
+
+ private ListBuilder.RowBuilder getMediaDeviceRow(MediaDevice device) {
+ final String title = device.getName();
+ final PendingIntent broadcastAction =
+ getBroadcastIntent(mContext, device.getId(), device.hashCode());
+ final IconCompat deviceIcon = IconCompat.createWithResource(mContext, device.getIcon());
+ final ListBuilder.RowBuilder rowBuilder = new ListBuilder.RowBuilder()
+ .setTitleItem(deviceIcon, ListBuilder.ICON_IMAGE)
+ .setPrimaryAction(SliceAction.create(broadcastAction, deviceIcon,
+ ListBuilder.ICON_IMAGE, title))
+ .setTitle(title);
+
+ return rowBuilder;
+ }
+
+ private PendingIntent getBroadcastIntent(Context context, String id, int requestCode) {
+ final Intent intent = new Intent(getUri().toString());
+ intent.setClass(context, SliceBroadcastReceiver.class);
+ intent.putExtra(MEDIA_DEVICE_ID, id);
+ return PendingIntent.getBroadcast(context, requestCode /* requestCode */, intent,
+ PendingIntent.FLAG_CANCEL_CURRENT);
+ }
+
+ @Override
+ public Uri getUri() {
+ return MEDIA_OUTPUT_SLICE_URI;
+ }
+
+ @Override
+ public void onNotifyChange(Intent intent) {
+ final MediaDeviceUpdateWorker worker = getWorker();
+ final String id = intent != null ? intent.getStringExtra(MEDIA_DEVICE_ID) : "";
+ final MediaDevice device = worker.getMediaDeviceById(id);
+ if (device != null) {
+ Log.d(TAG, "onNotifyChange() device name : " + device.getName());
+ worker.connectDevice(device);
+ }
+ }
+
+ @Override
+ public Intent getIntent() {
+ return null;
+ }
+
+ @Override
+ public Class getBackgroundWorkerClass() {
+ return MediaDeviceUpdateWorker.class;
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/media/MediaDeviceUpdateWorkerTest.java b/tests/robotests/src/com/android/settings/media/MediaDeviceUpdateWorkerTest.java
new file mode 100644
index 00000000000..28bf4e9053b
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/media/MediaDeviceUpdateWorkerTest.java
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2019 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.media;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.net.Uri;
+
+import com.android.settingslib.media.MediaDevice;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RunWith(RobolectricTestRunner.class)
+public class MediaDeviceUpdateWorkerTest {
+
+ private static final Uri URI = Uri.parse("content://com.android.settings.slices/test");
+ private static final String TEST_DEVICE_1_ID = "test_device_1_id";
+ private static final String TEST_DEVICE_2_ID = "test_device_2_id";
+ private static final String TEST_DEVICE_3_ID = "test_device_3_id";
+
+ private final List mMediaDevices = new ArrayList<>();
+
+ private MediaDeviceUpdateWorker mMediaDeviceUpdateWorker;
+ private ContentResolver mResolver;
+ private Context mContext;
+ private MediaDevice mMediaDevice1;
+ private MediaDevice mMediaDevice2;
+
+ @Before
+ public void setUp() {
+ mContext = spy(RuntimeEnvironment.application);
+ mMediaDeviceUpdateWorker = new MediaDeviceUpdateWorker(mContext, URI);
+ mResolver = mock(ContentResolver.class);
+
+ mMediaDevice1 = mock(MediaDevice.class);
+ when(mMediaDevice1.getId()).thenReturn(TEST_DEVICE_1_ID);
+ mMediaDevice2 = mock(MediaDevice.class);
+ when(mMediaDevice2.getId()).thenReturn(TEST_DEVICE_2_ID);
+ mMediaDevices.add(mMediaDevice1);
+ mMediaDevices.add(mMediaDevice2);
+
+ doReturn(mResolver).when(mContext).getContentResolver();
+ }
+
+ @Test
+ public void onDeviceListUpdate_shouldNotifyChange() {
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(mMediaDevices);
+
+ verify(mResolver).notifyChange(URI, null);
+ }
+
+ @Test
+ public void onSelectedDeviceStateChanged_shouldNotifyChange() {
+ mMediaDeviceUpdateWorker.onSelectedDeviceStateChanged(null, 0);
+
+ verify(mResolver).notifyChange(URI, null);
+ }
+
+ @Test
+ public void onDeviceListUpdate_sameDeviceList_shouldBeEqual() {
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(mMediaDevices);
+
+ final List newDevices = new ArrayList<>();
+ newDevices.add(mMediaDevice1);
+ newDevices.add(mMediaDevice2);
+
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(newDevices);
+ final List devices = mMediaDeviceUpdateWorker.getMediaDevices();
+
+ assertThat(devices.get(0).getId()).isEqualTo(newDevices.get(0).getId());
+ assertThat(devices.get(1).getId()).isEqualTo(newDevices.get(1).getId());
+ }
+
+ @Test
+ public void onDeviceListUpdate_add1DeviceToDeviceList_shouldBeEqual() {
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(mMediaDevices);
+
+ final List newDevices = new ArrayList<>();
+ final MediaDevice device3 = mock(MediaDevice.class);
+ when(mMediaDevice2.getId()).thenReturn(TEST_DEVICE_3_ID);
+ newDevices.add(mMediaDevice1);
+ newDevices.add(mMediaDevice2);
+ newDevices.add(device3);
+
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(newDevices);
+ final List devices = mMediaDeviceUpdateWorker.getMediaDevices();
+
+ assertThat(devices.size()).isEqualTo(newDevices.size());
+ }
+
+ @Test
+ public void onDeviceListUpdate_less1DeviceToDeviceList_shouldBeEqual() {
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(mMediaDevices);
+
+ final List newDevices = new ArrayList<>();
+ newDevices.add(mMediaDevice1);
+
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(newDevices);
+ final List devices = mMediaDeviceUpdateWorker.getMediaDevices();
+
+ assertThat(devices.size()).isEqualTo(newDevices.size());
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/media/MediaOutputSliceTest.java b/tests/robotests/src/com/android/settings/media/MediaOutputSliceTest.java
new file mode 100644
index 00000000000..daaba90bfa6
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/media/MediaOutputSliceTest.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2019 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.media;
+
+import static com.android.settings.slices.CustomSliceRegistry.MEDIA_OUTPUT_SLICE_URI;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.graphics.drawable.Drawable;
+import android.os.UserHandle;
+import android.util.IconDrawableFactory;
+
+import androidx.slice.Slice;
+import androidx.slice.SliceMetadata;
+import androidx.slice.SliceProvider;
+import androidx.slice.core.SliceAction;
+import androidx.slice.widget.SliceLiveData;
+
+import com.android.settingslib.media.LocalMediaManager;
+import com.android.settingslib.media.MediaDevice;
+
+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.RuntimeEnvironment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RunWith(RobolectricTestRunner.class)
+public class MediaOutputSliceTest {
+
+ private static final String TEST_PACKAGE_NAME = "com.fake.android.music";
+ private static final String TEST_LABEL = "Test app";
+ private static final String TEST_DEVICE_1_ID = "test_device_1_id";
+
+ @Mock
+ private PackageManager mPackageManager;
+ @Mock
+ private ApplicationInfo mApplicationInfo;
+ @Mock
+ private ApplicationInfo mApplicationInfo2;
+ @Mock
+ private LocalMediaManager mLocalMediaManager;
+ @Mock
+ private IconDrawableFactory mIconDrawableFactory;
+ @Mock
+ private Drawable mTestDrawable;
+
+ private final List mDevices = new ArrayList<>();
+
+ private Context mContext;
+ private MediaOutputSlice mMediaOutputSlice;
+ private MediaDeviceUpdateWorker mMediaDeviceUpdateWorker;
+
+ @Before
+ public void setUp() throws Exception {
+ MockitoAnnotations.initMocks(this);
+ mContext = spy(RuntimeEnvironment.application);
+
+ when(mContext.getPackageManager()).thenReturn(mPackageManager);
+ when(mPackageManager.getApplicationInfo(eq(TEST_PACKAGE_NAME), anyInt()))
+ .thenReturn(mApplicationInfo);
+ when(mPackageManager.getApplicationInfoAsUser(eq(TEST_PACKAGE_NAME), anyInt(), anyInt()))
+ .thenReturn(mApplicationInfo2);
+ when(mApplicationInfo.loadLabel(mPackageManager)).thenReturn(TEST_LABEL);
+ when(mIconDrawableFactory.getBadgedIcon(mApplicationInfo2, UserHandle.myUserId()))
+ .thenReturn(mTestDrawable);
+ when(mTestDrawable.getIntrinsicWidth()).thenReturn(100);
+ when(mTestDrawable.getIntrinsicHeight()).thenReturn(100);
+
+ // Set-up specs for SliceMetadata.
+ SliceProvider.setSpecs(SliceLiveData.SUPPORTED_SPECS);
+
+ mMediaOutputSlice = new MediaOutputSlice(mContext);
+ mMediaDeviceUpdateWorker = new MediaDeviceUpdateWorker(mContext, MEDIA_OUTPUT_SLICE_URI);
+ mMediaDeviceUpdateWorker.setPackageName(TEST_PACKAGE_NAME);
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(mDevices);
+ mMediaDeviceUpdateWorker.mLocalMediaManager = mLocalMediaManager;
+ mMediaOutputSlice.init(TEST_PACKAGE_NAME, mMediaDeviceUpdateWorker, mIconDrawableFactory);
+ }
+
+ @Test
+ public void getSlice_shouldHaveAppTitle() {
+ final Slice mediaSlice = mMediaOutputSlice.getSlice();
+ final SliceMetadata metadata = SliceMetadata.from(mContext, mediaSlice);
+
+ final SliceAction primaryAction = metadata.getPrimaryAction();
+ assertThat(primaryAction.getTitle().toString()).isEqualTo(TEST_LABEL);
+ }
+
+ @Test
+ public void onNotifyChange_foundMediaDevice_connect() {
+ mDevices.clear();
+ final MediaDevice device = mock(MediaDevice.class);
+ when(device.getId()).thenReturn(TEST_DEVICE_1_ID);
+ when(mLocalMediaManager.getMediaDeviceById(mDevices, TEST_DEVICE_1_ID)).thenReturn(device);
+ mDevices.add(device);
+
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(mDevices);
+
+ final Intent intent = new Intent();
+ intent.putExtra("media_device_id", TEST_DEVICE_1_ID);
+
+ mMediaOutputSlice.onNotifyChange(intent);
+
+ verify(mLocalMediaManager).connectDevice(device);
+ }
+
+ @Test
+ public void onNotifyChange_notFoundMediaDevice_doNothing() {
+ mDevices.clear();
+ final MediaDevice device = mock(MediaDevice.class);
+ when(device.getId()).thenReturn(TEST_DEVICE_1_ID);
+ when(mLocalMediaManager.getMediaDeviceById(mDevices, TEST_DEVICE_1_ID)).thenReturn(device);
+ mDevices.add(device);
+
+ mMediaDeviceUpdateWorker.onDeviceListUpdate(mDevices);
+
+ final Intent intent = new Intent();
+ intent.putExtra("media_device_id", "fake_123");
+
+ mMediaOutputSlice.onNotifyChange(intent);
+
+ verify(mLocalMediaManager, never()).connectDevice(device);
+ }
+}