Merge Android 24Q2 Release (ab/11526283) to aosp-main-future

Bug: 337098550
Merged-In: I96574a79eba581db95d387f0d9c9fde2e004c41c
Change-Id: Ib9f2c742f8aa72651ef9eca80a716dd94b9041ea

src/com/android/settings/connecteddevice/AvailableMediaDeviceGroupController.java

@@ -17,18 +17,17 @@ package com.android.settings.connecteddevice;
 
 import static com.android.settingslib.Utils.isAudioModeOngoingCall;
 
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothLeBroadcastAssistant;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
 import android.bluetooth.BluetoothProfile;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.util.Log;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 import androidx.fragment.app.FragmentManager;
+import androidx.lifecycle.DefaultLifecycleObserver;
+import androidx.lifecycle.LifecycleOwner;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceGroup;
 import androidx.preference.PreferenceScreen;
@@ -38,138 +37,66 @@ import com.android.settings.accessibility.HearingAidUtils;
 import com.android.settings.bluetooth.AvailableMediaBluetoothDeviceUpdater;
 import com.android.settings.bluetooth.BluetoothDeviceUpdater;
 import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingUtils;
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settingslib.bluetooth.BluetoothCallback;
 import com.android.settingslib.bluetooth.BluetoothUtils;
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
 import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.core.lifecycle.LifecycleObserver;
-import com.android.settingslib.core.lifecycle.events.OnStart;
-import com.android.settingslib.core.lifecycle.events.OnStop;
-
-import java.util.concurrent.Executor;
-import java.util.concurrent.Executors;
+import com.android.settingslib.core.lifecycle.Lifecycle;
 
 /**
  * Controller to maintain the {@link androidx.preference.PreferenceGroup} for all available media
  * devices. It uses {@link DevicePreferenceCallback} to add/remove {@link Preference}
  */
 public class AvailableMediaDeviceGroupController extends BasePreferenceController
-        implements LifecycleObserver, OnStart, OnStop, DevicePreferenceCallback, BluetoothCallback {
+        implements DefaultLifecycleObserver, DevicePreferenceCallback, BluetoothCallback {
     private static final boolean DEBUG = BluetoothUtils.D;
 
     private static final String TAG = "AvailableMediaDeviceGroupController";
     private static final String KEY = "available_device_list";
 
-    @VisibleForTesting PreferenceGroup mPreferenceGroup;
+    @VisibleForTesting @Nullable PreferenceGroup mPreferenceGroup;
     @VisibleForTesting LocalBluetoothManager mLocalBluetoothManager;
-    private final Executor mExecutor;
-    private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
-    private FragmentManager mFragmentManager;
-    private BluetoothLeBroadcastAssistant.Callback mAssistantCallback =
-            new BluetoothLeBroadcastAssistant.Callback() {
-                @Override
-                public void onSearchStarted(int reason) {}
+    @Nullable private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
+    @Nullable private FragmentManager mFragmentManager;
 
-                @Override
-                public void onSearchStartFailed(int reason) {}
-
-                @Override
-                public void onSearchStopped(int reason) {}
-
-                @Override
-                public void onSearchStopFailed(int reason) {}
-
-                @Override
-                public void onSourceFound(@NonNull BluetoothLeBroadcastMetadata source) {}
-
-                @Override
-                public void onSourceAdded(@NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    mBluetoothDeviceUpdater.forceUpdate();
-                }
-
-                @Override
-                public void onSourceAddFailed(
-                        @NonNull BluetoothDevice sink,
-                        @NonNull BluetoothLeBroadcastMetadata source,
-                        int reason) {}
-
-                @Override
-                public void onSourceModified(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceModifyFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceRemoved(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    mBluetoothDeviceUpdater.forceUpdate();
-                }
-
-                @Override
-                public void onSourceRemoveFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onReceiveStateChanged(
-                        BluetoothDevice sink,
-                        int sourceId,
-                        BluetoothLeBroadcastReceiveState state) {}
-            };
-
-    public AvailableMediaDeviceGroupController(Context context) {
+    public AvailableMediaDeviceGroupController(
+            Context context,
+            @Nullable DashboardFragment fragment,
+            @Nullable Lifecycle lifecycle) {
         super(context, KEY);
+        if (fragment != null) {
+            init(fragment);
+        }
+        if (lifecycle != null) {
+            lifecycle.addObserver(this);
+        }
         mLocalBluetoothManager = Utils.getLocalBtManager(mContext);
-        mExecutor = Executors.newSingleThreadExecutor();
     }
 
     @Override
-    public void onStart() {
+    public void onStart(@NonNull LifecycleOwner owner) {
         if (mLocalBluetoothManager == null) {
             Log.e(TAG, "onStart() Bluetooth is not supported on this device");
             return;
         }
-        if (AudioSharingUtils.isFeatureEnabled()) {
-            LocalBluetoothLeBroadcastAssistant assistant =
-                    mLocalBluetoothManager
-                            .getProfileManager()
-                            .getLeAudioBroadcastAssistantProfile();
-            if (assistant != null) {
-                if (DEBUG) {
-                    Log.d(TAG, "onStart() Register callbacks for assistant.");
-                }
-                assistant.registerServiceCallBack(mExecutor, mAssistantCallback);
-            }
-        }
-        mBluetoothDeviceUpdater.registerCallback();
         mLocalBluetoothManager.getEventManager().registerCallback(this);
-        mBluetoothDeviceUpdater.refreshPreference();
+        if (mBluetoothDeviceUpdater != null) {
+            mBluetoothDeviceUpdater.registerCallback();
+            mBluetoothDeviceUpdater.refreshPreference();
+        }
     }
 
     @Override
-    public void onStop() {
+    public void onStop(@NonNull LifecycleOwner owner) {
         if (mLocalBluetoothManager == null) {
             Log.e(TAG, "onStop() Bluetooth is not supported on this device");
             return;
         }
-        if (AudioSharingUtils.isFeatureEnabled()) {
-            LocalBluetoothLeBroadcastAssistant assistant =
-                    mLocalBluetoothManager
-                            .getProfileManager()
-                            .getLeAudioBroadcastAssistantProfile();
-            if (assistant != null) {
-                if (DEBUG) {
-                    Log.d(TAG, "onStop() Register callbacks for assistant.");
-                }
-                assistant.unregisterServiceCallBack(mAssistantCallback);
-            }
+        if (mBluetoothDeviceUpdater != null) {
+            mBluetoothDeviceUpdater.unregisterCallback();
         }
-        mBluetoothDeviceUpdater.unregisterCallback();
         mLocalBluetoothManager.getEventManager().unregisterCallback(this);
     }
 
@@ -178,12 +105,16 @@ public class AvailableMediaDeviceGroupController extends BasePreferenceControlle
         super.displayPreference(screen);
 
         mPreferenceGroup = screen.findPreference(KEY);
-        mPreferenceGroup.setVisible(false);
+        if (mPreferenceGroup != null) {
+            mPreferenceGroup.setVisible(false);
+        }
 
         if (isAvailable()) {
             updateTitle();
-            mBluetoothDeviceUpdater.setPrefContext(screen.getContext());
-            mBluetoothDeviceUpdater.forceUpdate();
+            if (mBluetoothDeviceUpdater != null) {
+                mBluetoothDeviceUpdater.setPrefContext(screen.getContext());
+                mBluetoothDeviceUpdater.forceUpdate();
+            }
         }
     }
 
@@ -201,17 +132,21 @@ public class AvailableMediaDeviceGroupController extends BasePreferenceControlle
 
     @Override
     public void onDeviceAdded(Preference preference) {
-        if (mPreferenceGroup.getPreferenceCount() == 0) {
-            mPreferenceGroup.setVisible(true);
+        if (mPreferenceGroup != null) {
+            if (mPreferenceGroup.getPreferenceCount() == 0) {
+                mPreferenceGroup.setVisible(true);
+            }
+            mPreferenceGroup.addPreference(preference);
         }
-        mPreferenceGroup.addPreference(preference);
     }
 
     @Override
     public void onDeviceRemoved(Preference preference) {
-        mPreferenceGroup.removePreference(preference);
-        if (mPreferenceGroup.getPreferenceCount() == 0) {
-            mPreferenceGroup.setVisible(false);
+        if (mPreferenceGroup != null) {
+            mPreferenceGroup.removePreference(preference);
+            if (mPreferenceGroup.getPreferenceCount() == 0) {
+                mPreferenceGroup.setVisible(false);
+            }
         }
     }
 
@@ -253,14 +188,16 @@ public class AvailableMediaDeviceGroupController extends BasePreferenceControlle
     }
 
     private void updateTitle() {
-        if (isAudioModeOngoingCall(mContext)) {
-            // in phone call
-            mPreferenceGroup.setTitle(
-                    mContext.getString(R.string.connected_device_call_device_title));
-        } else {
-            // without phone call
-            mPreferenceGroup.setTitle(
-                    mContext.getString(R.string.connected_device_media_device_title));
+        if (mPreferenceGroup != null) {
+            if (isAudioModeOngoingCall(mContext)) {
+                // in phone call
+                mPreferenceGroup.setTitle(
+                        mContext.getString(R.string.connected_device_call_device_title));
+            } else {
+                // without phone call
+                mPreferenceGroup.setTitle(
+                        mContext.getString(R.string.connected_device_media_device_title));
+            }
         }
     }
 }

src/com/android/settings/connecteddevice/ConnectedDeviceDashboardFragment.java

@@ -22,13 +22,12 @@ import android.provider.DeviceConfig;
 import android.text.TextUtils;
 import android.util.Log;
 
+import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
 import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 import com.android.settings.Utils;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingDevicePreferenceController;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingUtils;
 import com.android.settings.core.SettingsUIDeviceConfig;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.overlay.FeatureFactory;
@@ -36,8 +35,13 @@ import com.android.settings.overlay.SurveyFeatureProvider;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.slices.SlicePreferenceController;
 import com.android.settingslib.bluetooth.HearingAidStatsLogUtils;
+import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.settingslib.core.lifecycle.Lifecycle;
 import com.android.settingslib.search.SearchIndexable;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @SearchIndexable(forTarget = SearchIndexable.ALL & ~SearchIndexable.ARC)
 public class ConnectedDeviceDashboardFragment extends DashboardFragment {
 
@@ -87,10 +91,6 @@ public class ConnectedDeviceDashboardFragment extends DashboardFragment {
                             + ", action : "
                             + action);
         }
-        if (AudioSharingUtils.isFeatureEnabled()) {
-            use(AudioSharingDevicePreferenceController.class).init(this);
-        }
-        use(AvailableMediaDeviceGroupController.class).init(this);
         use(ConnectedDeviceGroupController.class).init(this);
         use(PreviouslyConnectedDevicePreferenceController.class).init(this);
         use(SlicePreferenceController.class)
@@ -112,6 +112,31 @@ public class ConnectedDeviceDashboardFragment extends DashboardFragment {
         }
     }
 
+    @Override
+    protected List<AbstractPreferenceController> createPreferenceControllers(Context context) {
+        return buildPreferenceControllers(context, /* fragment= */ this, getSettingsLifecycle());
+    }
+
+    private static List<AbstractPreferenceController> buildPreferenceControllers(
+            Context context,
+            @Nullable ConnectedDeviceDashboardFragment fragment,
+            @Nullable Lifecycle lifecycle) {
+        final List<AbstractPreferenceController> controllers = new ArrayList<>();
+        AbstractPreferenceController availableMediaController =
+                FeatureFactory.getFeatureFactory()
+                        .getAudioSharingFeatureProvider()
+                        .createAvailableMediaDeviceGroupController(context, fragment, lifecycle);
+        controllers.add(availableMediaController);
+        AbstractPreferenceController audioSharingController =
+                FeatureFactory.getFeatureFactory()
+                        .getAudioSharingFeatureProvider()
+                        .createAudioSharingDevicePreferenceController(context, fragment, lifecycle);
+        if (audioSharingController != null) {
+            controllers.add(audioSharingController);
+        }
+        return controllers;
+    }
+
     @VisibleForTesting
     boolean isAlwaysDiscoverable(String callingAppPackageName, String action) {
         return TextUtils.equals(SLICE_ACTION, action)
@@ -122,5 +147,12 @@ public class ConnectedDeviceDashboardFragment extends DashboardFragment {
 
     /** For Search. */
     public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
-            new BaseSearchIndexProvider(R.xml.connected_devices);
+            new BaseSearchIndexProvider(R.xml.connected_devices) {
+                @Override
+                public List<AbstractPreferenceController> createPreferenceControllers(
+                        Context context) {
+                    return buildPreferenceControllers(
+                            context, /* fragment= */ null, /* lifecycle= */ null);
+                }
+            };
 }

src/com/android/settings/connecteddevice/PreviouslyConnectedDevicePreferenceController.java

@@ -17,6 +17,7 @@ package com.android.settings.connecteddevice;
 
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
+import android.bluetooth.BluetoothManager;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -36,13 +37,16 @@ import com.android.settings.bluetooth.SavedBluetoothDeviceUpdater;
 import com.android.settings.connecteddevice.dock.DockUpdater;
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.flags.Flags;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnStart;
 import com.android.settingslib.core.lifecycle.events.OnStop;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 public class PreviouslyConnectedDevicePreferenceController extends BasePreferenceController
         implements LifecycleObserver, OnStart, OnStop, DevicePreferenceCallback {
@@ -56,11 +60,12 @@ public class PreviouslyConnectedDevicePreferenceController extends BasePreferenc
 
     private final List<Preference> mDevicesList = new ArrayList<>();
     private final List<Preference> mDockDevicesList = new ArrayList<>();
+    private final Map<BluetoothDevice, Preference> mDevicePreferenceMap = new HashMap<>();
+    private final BluetoothAdapter mBluetoothAdapter;
 
     private PreferenceGroup mPreferenceGroup;
     private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
     private DockUpdater mSavedDockUpdater;
-    private BluetoothAdapter mBluetoothAdapter;
 
     @VisibleForTesting
     Preference mSeeAllPreference;
@@ -81,7 +86,11 @@ public class PreviouslyConnectedDevicePreferenceController extends BasePreferenc
         mSavedDockUpdater = FeatureFactory.getFeatureFactory().getDockUpdaterFeatureProvider()
                 .getSavedDockUpdater(context, this);
         mIntentFilter = new IntentFilter(BluetoothAdapter.ACTION_STATE_CHANGED);
-        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
+        if (Flags.enableSavedDevicesOrderByRecency()) {
+            mBluetoothAdapter = context.getSystemService(BluetoothManager.class).getAdapter();
+        } else {
+            mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
+        }
     }
 
     @Override
@@ -114,6 +123,9 @@ public class PreviouslyConnectedDevicePreferenceController extends BasePreferenc
         mContext.registerReceiver(mReceiver, mIntentFilter,
                 Context.RECEIVER_EXPORTED_UNAUDITED);
         mBluetoothDeviceUpdater.refreshPreference();
+        if (Flags.enableSavedDevicesOrderByRecency()) {
+            updatePreferenceGroup();
+        }
     }
 
     @Override
@@ -131,19 +143,37 @@ public class PreviouslyConnectedDevicePreferenceController extends BasePreferenc
 
     @Override
     public void onDeviceAdded(Preference preference) {
-        final List<BluetoothDevice> bluetoothDevices =
-                mBluetoothAdapter.getMostRecentlyConnectedDevices();
-        final int index = preference instanceof BluetoothDevicePreference
-                ? bluetoothDevices.indexOf(((BluetoothDevicePreference) preference)
-                .getBluetoothDevice().getDevice()) : DOCK_DEVICE_INDEX;
-        if (DEBUG) {
-            Log.d(TAG, "onDeviceAdded() " + preference.getTitle() + ", index of : " + index);
-            for (BluetoothDevice device : bluetoothDevices) {
-                Log.d(TAG, "onDeviceAdded() most recently device : " + device.getName());
+        if (Flags.enableSavedDevicesOrderByRecency()) {
+            if (preference instanceof BluetoothDevicePreference) {
+                mDevicePreferenceMap.put(
+                        ((BluetoothDevicePreference) preference).getBluetoothDevice().getDevice(),
+                        preference);
+            } else {
+                mDockDevicesList.add(preference);
             }
+            if (DEBUG) {
+                Log.d(TAG, "onDeviceAdded() " + preference.getTitle());
+            }
+            updatePreferenceGroup();
+        } else {
+            final List<BluetoothDevice> bluetoothDevices =
+                    mBluetoothAdapter.getMostRecentlyConnectedDevices();
+            final int index =
+                    preference instanceof BluetoothDevicePreference
+                            ? bluetoothDevices.indexOf(
+                                    ((BluetoothDevicePreference) preference)
+                                            .getBluetoothDevice()
+                                            .getDevice())
+                            : DOCK_DEVICE_INDEX;
+            if (DEBUG) {
+                Log.d(TAG, "onDeviceAdded() " + preference.getTitle() + ", index of : " + index);
+                for (BluetoothDevice device : bluetoothDevices) {
+                    Log.d(TAG, "onDeviceAdded() most recently device : " + device.getName());
+                }
+            }
+            addPreference(index, preference);
+            updatePreferenceVisibility();
         }
-        addPreference(index, preference);
-        updatePreferenceVisibility();
     }
 
     private void addPreference(int index, Preference preference) {
@@ -194,13 +224,57 @@ public class PreviouslyConnectedDevicePreferenceController extends BasePreferenc
 
     @Override
     public void onDeviceRemoved(Preference preference) {
-        if (preference instanceof BluetoothDevicePreference) {
-            mDevicesList.remove(preference);
+        if (Flags.enableSavedDevicesOrderByRecency()) {
+            if (preference instanceof BluetoothDevicePreference) {
+                mDevicePreferenceMap.remove(
+                        ((BluetoothDevicePreference) preference).getBluetoothDevice().getDevice(),
+                        preference);
+            } else {
+                mDockDevicesList.remove(preference);
+            }
+            if (DEBUG) {
+                Log.d(TAG, "onDeviceRemoved() " + preference.getTitle());
+            }
+            updatePreferenceGroup();
         } else {
-            mDockDevicesList.remove(preference);
-        }
+            if (preference instanceof BluetoothDevicePreference) {
+                mDevicesList.remove(preference);
+            } else {
+                mDockDevicesList.remove(preference);
+            }
 
-        addPreference();
+            addPreference();
+            updatePreferenceVisibility();
+        }
+    }
+
+    /** Sort the preferenceGroup by most recently used. */
+    public void updatePreferenceGroup() {
+        mPreferenceGroup.removeAll();
+        mPreferenceGroup.addPreference(mSeeAllPreference);
+        if (mBluetoothAdapter != null && mBluetoothAdapter.isEnabled()) {
+            // Bluetooth is supported
+            int order = 0;
+            for (BluetoothDevice device : mBluetoothAdapter.getMostRecentlyConnectedDevices()) {
+                Preference preference = mDevicePreferenceMap.getOrDefault(device, null);
+                if (preference != null) {
+                    preference.setOrder(order);
+                    mPreferenceGroup.addPreference(preference);
+                    order += 1;
+                }
+                if (order == MAX_DEVICE_NUM) {
+                    break;
+                }
+            }
+            for (Preference preference : mDockDevicesList) {
+                if (order == MAX_DEVICE_NUM) {
+                    break;
+                }
+                preference.setOrder(order);
+                mPreferenceGroup.addPreference(preference);
+                order += 1;
+            }
+        }
         updatePreferenceVisibility();
     }
 

src/com/android/settings/connecteddevice/SavedDeviceGroupController.java

@@ -15,6 +15,9 @@
  */
 package com.android.settings.connecteddevice;
 
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothDevice;
+import android.bluetooth.BluetoothManager;
 import android.content.Context;
 import android.content.pm.PackageManager;
 
@@ -23,18 +26,25 @@ import androidx.preference.Preference;
 import androidx.preference.PreferenceGroup;
 import androidx.preference.PreferenceScreen;
 
+import com.android.settings.bluetooth.BluetoothDevicePreference;
 import com.android.settings.bluetooth.BluetoothDeviceUpdater;
 import com.android.settings.bluetooth.SavedBluetoothDeviceUpdater;
 import com.android.settings.connecteddevice.dock.DockUpdater;
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.core.PreferenceControllerMixin;
 import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.flags.Flags;
 import com.android.settings.overlay.DockUpdaterFeatureProvider;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnStart;
 import com.android.settingslib.core.lifecycle.events.OnStop;
 
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
 /**
  * Controller to maintain the {@link PreferenceGroup} for all
  * saved devices. It uses {@link DevicePreferenceCallback} to add/remove {@link Preference}
@@ -45,6 +55,10 @@ public class SavedDeviceGroupController extends BasePreferenceController
 
     private static final String KEY = "saved_device_list";
 
+    private final Map<BluetoothDevice, Preference> mDevicePreferenceMap = new HashMap<>();
+    private final List<Preference> mDockDevicesList = new ArrayList<>();
+    private final BluetoothAdapter mBluetoothAdapter;
+
     @VisibleForTesting
     PreferenceGroup mPreferenceGroup;
     private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
@@ -57,6 +71,7 @@ public class SavedDeviceGroupController extends BasePreferenceController
                 FeatureFactory.getFeatureFactory().getDockUpdaterFeatureProvider();
         mSavedDockUpdater =
                 dockUpdaterFeatureProvider.getSavedDockUpdater(context, this);
+        mBluetoothAdapter = context.getSystemService(BluetoothManager.class).getAdapter();
     }
 
     @Override
@@ -64,6 +79,9 @@ public class SavedDeviceGroupController extends BasePreferenceController
         mBluetoothDeviceUpdater.registerCallback();
         mSavedDockUpdater.registerCallback();
         mBluetoothDeviceUpdater.refreshPreference();
+        if (Flags.enableSavedDevicesOrderByRecency()) {
+            updatePreferenceGroup();
+        }
     }
 
     @Override
@@ -101,17 +119,63 @@ public class SavedDeviceGroupController extends BasePreferenceController
 
     @Override
     public void onDeviceAdded(Preference preference) {
-        if (mPreferenceGroup.getPreferenceCount() == 0) {
-            mPreferenceGroup.setVisible(true);
+        if (Flags.enableSavedDevicesOrderByRecency()) {
+            mPreferenceGroup.addPreference(preference);
+            if (preference instanceof BluetoothDevicePreference) {
+                mDevicePreferenceMap.put(
+                        ((BluetoothDevicePreference) preference).getBluetoothDevice().getDevice(),
+                        preference);
+            } else {
+                mDockDevicesList.add(preference);
+            }
+            updatePreferenceGroup();
+        } else {
+            if (mPreferenceGroup.getPreferenceCount() == 0) {
+                mPreferenceGroup.setVisible(true);
+            }
+            mPreferenceGroup.addPreference(preference);
         }
-        mPreferenceGroup.addPreference(preference);
     }
 
     @Override
     public void onDeviceRemoved(Preference preference) {
-        mPreferenceGroup.removePreference(preference);
-        if (mPreferenceGroup.getPreferenceCount() == 0) {
+        if (Flags.enableSavedDevicesOrderByRecency()) {
+            mPreferenceGroup.removePreference(preference);
+            if (preference instanceof BluetoothDevicePreference) {
+                mDevicePreferenceMap.remove(
+                        ((BluetoothDevicePreference) preference).getBluetoothDevice().getDevice(),
+                        preference);
+            } else {
+                mDockDevicesList.remove(preference);
+            }
+            updatePreferenceGroup();
+        } else {
+            mPreferenceGroup.removePreference(preference);
+            if (mPreferenceGroup.getPreferenceCount() == 0) {
+                mPreferenceGroup.setVisible(false);
+            }
+        }
+    }
+
+    /** Sort the preferenceGroup by most recently used. */
+    public void updatePreferenceGroup() {
+        if (mBluetoothAdapter == null || !mBluetoothAdapter.isEnabled()) {
+            // Bluetooth is unsupported or disabled
             mPreferenceGroup.setVisible(false);
+        } else {
+            mPreferenceGroup.setVisible(true);
+            int order = 0;
+            for (BluetoothDevice device : mBluetoothAdapter.getMostRecentlyConnectedDevices()) {
+                Preference preference = mDevicePreferenceMap.getOrDefault(device, null);
+                if (preference != null) {
+                    preference.setOrder(order);
+                    order += 1;
+                }
+            }
+            for (Preference preference : mDockDevicesList) {
+                preference.setOrder(order);
+                order += 1;
+            }
         }
     }
 
@@ -130,4 +194,9 @@ public class SavedDeviceGroupController extends BasePreferenceController
     public void setSavedDockUpdater(DockUpdater savedDockUpdater) {
         mSavedDockUpdater = savedDockUpdater;
     }
+
+    @VisibleForTesting
+    void setPreferenceGroup(PreferenceGroup preferenceGroup) {
+        mPreferenceGroup = preferenceGroup;
+    }
 }

src/com/android/settings/connecteddevice/audiosharing/AudioSharingBasePreferenceController.java

@@ -1,89 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.bluetooth.BluetoothAdapter;
-import android.content.Context;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-public abstract class AudioSharingBasePreferenceController extends BasePreferenceController
-        implements DefaultLifecycleObserver {
-    private final BluetoothAdapter mBluetoothAdapter;
-    private final LocalBluetoothManager mBtManager;
-    protected final LocalBluetoothLeBroadcast mBroadcast;
-    protected Preference mPreference;
-
-    public AudioSharingBasePreferenceController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
-        mBtManager = Utils.getLocalBtManager(context);
-        mBroadcast =
-                mBtManager == null
-                        ? null
-                        : mBtManager.getProfileManager().getLeAudioBroadcastProfile();
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AudioSharingUtils.isFeatureEnabled() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-        mPreference = screen.findPreference(getPreferenceKey());
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        if (isAvailable()) {
-            updateVisibility();
-        }
-    }
-
-    /** Update the visibility of the preference. */
-    protected void updateVisibility() {
-        if (mPreference != null) {
-            var unused =
-                    ThreadUtils.postOnBackgroundThread(
-                            () -> {
-                                boolean isVisible = isBroadcasting() && isBluetoothStateOn();
-                                ThreadUtils.postOnMainThread(
-                                        () -> mPreference.setVisible(isVisible));
-                            });
-        }
-    }
-
-    protected boolean isBroadcasting() {
-        return mBroadcast != null && mBroadcast.isEnabled(null);
-    }
-
-    protected boolean isBluetoothStateOn() {
-        return mBluetoothAdapter != null && mBluetoothAdapter.isEnabled();
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingBluetoothDeviceUpdater.java

@@ -1,91 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.content.Context;
-import android.util.Log;
-
-import androidx.preference.Preference;
-
-import com.android.settings.bluetooth.BluetoothDevicePreference;
-import com.android.settings.bluetooth.BluetoothDeviceUpdater;
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.DevicePreferenceCallback;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-
-public class AudioSharingBluetoothDeviceUpdater extends BluetoothDeviceUpdater
-        implements Preference.OnPreferenceClickListener {
-
-    private static final String TAG = "AudioSharingBluetoothDeviceUpdater";
-
-    private static final String PREF_KEY = "audio_sharing_bt";
-
-    private LocalBluetoothManager mLocalBluetoothManager;
-
-    public AudioSharingBluetoothDeviceUpdater(
-            Context context,
-            DevicePreferenceCallback devicePreferenceCallback,
-            int metricsCategory) {
-        super(context, devicePreferenceCallback, metricsCategory);
-        mLocalBluetoothManager = Utils.getLocalBluetoothManager(context);
-    }
-
-    @Override
-    public boolean isFilterMatched(CachedBluetoothDevice cachedDevice) {
-        boolean isFilterMatched = false;
-        if (isDeviceConnected(cachedDevice) && isDeviceInCachedDevicesList(cachedDevice)) {
-            // If device is LE audio device and has a broadcast source,
-            // it would show in audio sharing devices group.
-            if (cachedDevice.isConnectedLeAudioDevice()
-                    && AudioSharingUtils.hasBroadcastSource(cachedDevice, mLocalBluetoothManager)) {
-                isFilterMatched = true;
-            }
-        }
-        Log.d(
-                TAG,
-                "isFilterMatched() device : "
-                        + cachedDevice.getName()
-                        + ", isFilterMatched : "
-                        + isFilterMatched);
-        return isFilterMatched;
-    }
-
-    @Override
-    public boolean onPreferenceClick(Preference preference) {
-        mMetricsFeatureProvider.logClickedPreference(preference, mMetricsCategory);
-        final CachedBluetoothDevice device =
-                ((BluetoothDevicePreference) preference).getBluetoothDevice();
-        return device.setActive();
-    }
-
-    @Override
-    protected String getPreferenceKey() {
-        return PREF_KEY;
-    }
-
-    @Override
-    protected String getLogTag() {
-        return TAG;
-    }
-
-    @Override
-    protected void update(CachedBluetoothDevice cachedBluetoothDevice) {
-        super.update(cachedBluetoothDevice);
-        Log.d(TAG, "Map : " + mPreferenceMap);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDashboardFragment.java

@@ -1,106 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.app.settings.SettingsEnums;
-import android.content.Context;
-import android.os.Bundle;
-
-import com.android.settings.R;
-import com.android.settings.SettingsActivity;
-import com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsCategoryController;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settings.widget.SettingsMainSwitchBar;
-
-public class AudioSharingDashboardFragment extends DashboardFragment
-        implements AudioSharingSwitchBarController.OnSwitchBarChangedListener {
-    private static final String TAG = "AudioSharingDashboardFrag";
-
-    SettingsMainSwitchBar mMainSwitchBar;
-    private AudioSharingSwitchBarController mSwitchBarController;
-    private AudioSharingDeviceVolumeGroupController mAudioSharingDeviceVolumeGroupController;
-    private CallsAndAlarmsPreferenceController mCallsAndAlarmsPreferenceController;
-    private AudioSharingNamePreferenceController mAudioSharingNamePreferenceController;
-    private AudioStreamsCategoryController mAudioStreamsCategoryController;
-
-    public AudioSharingDashboardFragment() {
-        super();
-    }
-
-    @Override
-    public int getMetricsCategory() {
-        return SettingsEnums.AUDIO_SHARING_SETTINGS;
-    }
-
-    @Override
-    protected String getLogTag() {
-        return TAG;
-    }
-
-    @Override
-    public int getHelpResource() {
-        return R.string.help_url_audio_sharing;
-    }
-
-    @Override
-    protected int getPreferenceScreenResId() {
-        return R.xml.bluetooth_audio_sharing;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-    }
-
-    @Override
-    public void onAttach(Context context) {
-        super.onAttach(context);
-        mAudioSharingDeviceVolumeGroupController =
-                use(AudioSharingDeviceVolumeGroupController.class);
-        mAudioSharingDeviceVolumeGroupController.init(this);
-        mCallsAndAlarmsPreferenceController = use(CallsAndAlarmsPreferenceController.class);
-        mCallsAndAlarmsPreferenceController.init(this);
-        mAudioSharingNamePreferenceController = use(AudioSharingNamePreferenceController.class);
-        mAudioStreamsCategoryController = use(AudioStreamsCategoryController.class);
-    }
-
-    @Override
-    public void onActivityCreated(Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
-        // Assume we are in a SettingsActivity. This is only safe because we currently use
-        // SettingsActivity as base for all preference fragments.
-        final SettingsActivity activity = (SettingsActivity) getActivity();
-        mMainSwitchBar = activity.getSwitchBar();
-        mMainSwitchBar.setTitle(getText(R.string.audio_sharing_switch_title));
-        mSwitchBarController = new AudioSharingSwitchBarController(activity, mMainSwitchBar, this);
-        mSwitchBarController.init(this);
-        getSettingsLifecycle().addObserver(mSwitchBarController);
-        mMainSwitchBar.show();
-    }
-
-    @Override
-    public void onSwitchBarChanged() {
-        updateVisibilityForAttachedPreferences();
-    }
-
-    private void updateVisibilityForAttachedPreferences() {
-        mAudioSharingDeviceVolumeGroupController.updateVisibility();
-        mCallsAndAlarmsPreferenceController.updateVisibility();
-        mAudioSharingNamePreferenceController.updateVisibility();
-        mAudioStreamsCategoryController.updateVisibility();
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDeviceAdapter.java

@@ -1,86 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.Button;
-
-import androidx.recyclerview.widget.RecyclerView;
-
-import com.android.settings.R;
-
-import java.util.ArrayList;
-
-public class AudioSharingDeviceAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
-
-    private static final String TAG = "AudioSharingDeviceAdapter";
-    private final ArrayList<AudioSharingDeviceItem> mDevices;
-    private final OnClickListener mOnClickListener;
-    private final String mPrefix;
-
-    public AudioSharingDeviceAdapter(
-            ArrayList<AudioSharingDeviceItem> devices, OnClickListener listener, String prefix) {
-        mDevices = devices;
-        mOnClickListener = listener;
-        mPrefix = prefix;
-    }
-
-    private class AudioSharingDeviceViewHolder extends RecyclerView.ViewHolder {
-        private final Button mButtonView;
-
-        AudioSharingDeviceViewHolder(View view) {
-            super(view);
-            mButtonView = view.findViewById(R.id.device_button);
-        }
-
-        public void bindView(int position) {
-            if (mButtonView != null) {
-                mButtonView.setText(mPrefix + mDevices.get(position).getName());
-                mButtonView.setOnClickListener(
-                        v -> mOnClickListener.onClick(mDevices.get(position)));
-            } else {
-                Log.w(TAG, "bind view skipped due to button view is null");
-            }
-        }
-    }
-
-    @Override
-    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
-        View view =
-                LayoutInflater.from(parent.getContext())
-                        .inflate(R.layout.audio_sharing_device_item, parent, false);
-        return new AudioSharingDeviceViewHolder(view);
-    }
-
-    @Override
-    public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {
-        ((AudioSharingDeviceViewHolder) holder).bindView(position);
-    }
-
-    @Override
-    public int getItemCount() {
-        return mDevices.size();
-    }
-
-    public interface OnClickListener {
-        /** Called when an item has been clicked. */
-        void onClick(AudioSharingDeviceItem item);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDeviceItem.java

@@ -1,75 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.os.Parcel;
-import android.os.Parcelable;
-
-public final class AudioSharingDeviceItem implements Parcelable {
-    private final String mName;
-    private final int mGroupId;
-    private final boolean mIsActive;
-
-    public AudioSharingDeviceItem(String name, int groupId, boolean isActive) {
-        mName = name;
-        mGroupId = groupId;
-        mIsActive = isActive;
-    }
-
-    public String getName() {
-        return mName;
-    }
-
-    public int getGroupId() {
-        return mGroupId;
-    }
-
-    public boolean isActive() {
-        return mIsActive;
-    }
-
-    public AudioSharingDeviceItem(Parcel in) {
-        mName = in.readString();
-        mGroupId = in.readInt();
-        mIsActive = in.readBoolean();
-    }
-
-    @Override
-    public void writeToParcel(Parcel dest, int flags) {
-        dest.writeString(mName);
-        dest.writeInt(mGroupId);
-        dest.writeBoolean(mIsActive);
-    }
-
-    @Override
-    public int describeContents() {
-        return 0;
-    }
-
-    public static final Creator<AudioSharingDeviceItem> CREATOR =
-            new Creator<AudioSharingDeviceItem>() {
-                @Override
-                public AudioSharingDeviceItem createFromParcel(Parcel in) {
-                    return new AudioSharingDeviceItem(in);
-                }
-
-                @Override
-                public AudioSharingDeviceItem[] newArray(int size) {
-                    return new AudioSharingDeviceItem[size];
-                }
-            };
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDevicePreferenceController.java

@@ -1,604 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.bluetooth.BluetoothAdapter;
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothLeBroadcast;
-import android.bluetooth.BluetoothLeBroadcastAssistant;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.bluetooth.BluetoothProfile;
-import android.content.Context;
-import android.util.Log;
-
-import androidx.annotation.NonNull;
-import androidx.fragment.app.DialogFragment;
-import androidx.fragment.app.Fragment;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceGroup;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.bluetooth.BluetoothDeviceUpdater;
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.DevicePreferenceCallback;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settingslib.bluetooth.BluetoothCallback;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LeAudioProfile;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-import com.google.common.collect.ImmutableList;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.concurrent.Executor;
-import java.util.concurrent.Executors;
-
-public class AudioSharingDevicePreferenceController extends BasePreferenceController
-        implements DefaultLifecycleObserver, DevicePreferenceCallback, BluetoothCallback {
-    private static final boolean DEBUG = BluetoothUtils.D;
-
-    private static final String TAG = "AudioSharingDevicePrefController";
-    private static final String KEY = "audio_sharing_device_list";
-    private static final String KEY_AUDIO_SHARING_SETTINGS =
-            "connected_device_audio_sharing_settings";
-
-    private final LocalBluetoothManager mLocalBtManager;
-    private final LocalBluetoothLeBroadcast mBroadcast;
-    private final LocalBluetoothLeBroadcastAssistant mAssistant;
-    private final Executor mExecutor;
-    private PreferenceGroup mPreferenceGroup;
-    private Preference mAudioSharingSettingsPreference;
-    private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
-    private DashboardFragment mFragment;
-    private List<BluetoothDevice> mTargetSinks = new ArrayList<>();
-
-    private final BluetoothLeBroadcast.Callback mBroadcastCallback =
-            new BluetoothLeBroadcast.Callback() {
-                @Override
-                public void onBroadcastStarted(int reason, int broadcastId) {
-                    Log.d(
-                            TAG,
-                            "onBroadcastStarted(), reason = "
-                                    + reason
-                                    + ", broadcastId = "
-                                    + broadcastId);
-                }
-
-                @Override
-                public void onBroadcastStartFailed(int reason) {
-                    Log.d(TAG, "onBroadcastStartFailed(), reason = " + reason);
-                    // TODO: handle broadcast start fail
-                }
-
-                @Override
-                public void onBroadcastMetadataChanged(
-                        int broadcastId, @NonNull BluetoothLeBroadcastMetadata metadata) {
-                    Log.d(
-                            TAG,
-                            "onBroadcastMetadataChanged(), broadcastId = "
-                                    + broadcastId
-                                    + ", metadata = "
-                                    + metadata);
-                    addSourceToTargetDevices(mTargetSinks);
-                    mTargetSinks = new ArrayList<>();
-                }
-
-                @Override
-                public void onBroadcastStopped(int reason, int broadcastId) {
-                    Log.d(
-                            TAG,
-                            "onBroadcastStopped(), reason = "
-                                    + reason
-                                    + ", broadcastId = "
-                                    + broadcastId);
-                }
-
-                @Override
-                public void onBroadcastStopFailed(int reason) {
-                    Log.d(TAG, "onBroadcastStopFailed(), reason = " + reason);
-                    // TODO: handle broadcast stop fail
-                }
-
-                @Override
-                public void onBroadcastUpdated(int reason, int broadcastId) {}
-
-                @Override
-                public void onBroadcastUpdateFailed(int reason, int broadcastId) {}
-
-                @Override
-                public void onPlaybackStarted(int reason, int broadcastId) {}
-
-                @Override
-                public void onPlaybackStopped(int reason, int broadcastId) {}
-            };
-
-    private BluetoothLeBroadcastAssistant.Callback mBroadcastAssistantCallback =
-            new BluetoothLeBroadcastAssistant.Callback() {
-                @Override
-                public void onSearchStarted(int reason) {}
-
-                @Override
-                public void onSearchStartFailed(int reason) {}
-
-                @Override
-                public void onSearchStopped(int reason) {}
-
-                @Override
-                public void onSearchStopFailed(int reason) {}
-
-                @Override
-                public void onSourceFound(@NonNull BluetoothLeBroadcastMetadata source) {}
-
-                @Override
-                public void onSourceAdded(@NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceAdded(), sink = "
-                                    + sink
-                                    + ", sourceId = "
-                                    + sourceId
-                                    + ", reason = "
-                                    + reason);
-                    mBluetoothDeviceUpdater.forceUpdate();
-                    AudioSharingUtils.updateActiveDeviceIfNeeded(mLocalBtManager);
-                }
-
-                @Override
-                public void onSourceAddFailed(
-                        @NonNull BluetoothDevice sink,
-                        @NonNull BluetoothLeBroadcastMetadata source,
-                        int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceAddFailed(), sink = "
-                                    + sink
-                                    + ", source = "
-                                    + source
-                                    + ", reason = "
-                                    + reason);
-                    AudioSharingUtils.toastMessage(
-                            mContext,
-                            String.format(
-                                    Locale.US,
-                                    "Fail to add source to %s reason %d",
-                                    sink.getAddress(),
-                                    reason));
-                }
-
-                @Override
-                public void onSourceModified(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceModifyFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceRemoved(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceRemoved(), sink = "
-                                    + sink
-                                    + ", sourceId = "
-                                    + sourceId
-                                    + ", reason = "
-                                    + reason);
-                    mBluetoothDeviceUpdater.forceUpdate();
-                    AudioSharingUtils.updateActiveDeviceIfNeeded(mLocalBtManager);
-                }
-
-                @Override
-                public void onSourceRemoveFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceRemoveFailed(), sink = "
-                                    + sink
-                                    + ", sourceId = "
-                                    + sourceId
-                                    + ", reason = "
-                                    + reason);
-                    AudioSharingUtils.toastMessage(
-                            mContext,
-                            String.format(
-                                    Locale.US,
-                                    "Fail to remove source from %s reason %d",
-                                    sink.getAddress(),
-                                    reason));
-                }
-
-                @Override
-                public void onReceiveStateChanged(
-                        BluetoothDevice sink,
-                        int sourceId,
-                        BluetoothLeBroadcastReceiveState state) {}
-            };
-
-    public AudioSharingDevicePreferenceController(Context context) {
-        super(context, KEY);
-        mLocalBtManager = Utils.getLocalBtManager(mContext);
-        mBroadcast = mLocalBtManager.getProfileManager().getLeAudioBroadcastProfile();
-        mAssistant = mLocalBtManager.getProfileManager().getLeAudioBroadcastAssistantProfile();
-        mExecutor = Executors.newSingleThreadExecutor();
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        if (mLocalBtManager == null) {
-            Log.d(TAG, "onStart() Bluetooth is not supported on this device");
-            return;
-        }
-        if (mBroadcast == null || mAssistant == null) {
-            Log.d(TAG, "onStart() Broadcast or assistant is not supported on this device");
-            return;
-        }
-        if (mBluetoothDeviceUpdater == null) {
-            Log.d(TAG, "onStart() Bluetooth device updater is not initialized");
-            return;
-        }
-        mLocalBtManager.getEventManager().registerCallback(this);
-        if (DEBUG) {
-            Log.d(TAG, "onStart() Register callbacks for broadcast and assistant.");
-        }
-        mBroadcast.registerServiceCallBack(mExecutor, mBroadcastCallback);
-        mAssistant.registerServiceCallBack(mExecutor, mBroadcastAssistantCallback);
-        mBluetoothDeviceUpdater.registerCallback();
-        mBluetoothDeviceUpdater.refreshPreference();
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        if (mLocalBtManager == null) {
-            Log.d(TAG, "onStop() Bluetooth is not supported on this device");
-            return;
-        }
-        if (mBroadcast == null || mAssistant == null) {
-            Log.d(TAG, "onStop() Broadcast or assistant is not supported on this device");
-            return;
-        }
-        if (mBluetoothDeviceUpdater == null) {
-            Log.d(TAG, "onStop() Bluetooth device updater is not initialized");
-            return;
-        }
-        mLocalBtManager.getEventManager().unregisterCallback(this);
-        if (DEBUG) {
-            Log.d(TAG, "onStop() Unregister callbacks for broadcast and assistant.");
-        }
-        mBroadcast.unregisterServiceCallBack(mBroadcastCallback);
-        mAssistant.unregisterServiceCallBack(mBroadcastAssistantCallback);
-        mBluetoothDeviceUpdater.unregisterCallback();
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-
-        mPreferenceGroup = screen.findPreference(KEY);
-        mAudioSharingSettingsPreference =
-                mPreferenceGroup.findPreference(KEY_AUDIO_SHARING_SETTINGS);
-        mPreferenceGroup.setVisible(false);
-        mAudioSharingSettingsPreference.setVisible(false);
-
-        if (isAvailable()) {
-            mBluetoothDeviceUpdater.setPrefContext(screen.getContext());
-            mBluetoothDeviceUpdater.forceUpdate();
-        }
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AudioSharingUtils.isFeatureEnabled() && mBluetoothDeviceUpdater != null
-                ? AVAILABLE_UNSEARCHABLE
-                : UNSUPPORTED_ON_DEVICE;
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return KEY;
-    }
-
-    @Override
-    public void onDeviceAdded(Preference preference) {
-        if (mPreferenceGroup.getPreferenceCount() == 1) {
-            mPreferenceGroup.setVisible(true);
-            mAudioSharingSettingsPreference.setVisible(true);
-        }
-        mPreferenceGroup.addPreference(preference);
-    }
-
-    @Override
-    public void onDeviceRemoved(Preference preference) {
-        mPreferenceGroup.removePreference(preference);
-        if (mPreferenceGroup.getPreferenceCount() == 1) {
-            mPreferenceGroup.setVisible(false);
-            mAudioSharingSettingsPreference.setVisible(false);
-        }
-    }
-
-    @Override
-    public void onProfileConnectionStateChanged(
-            @NonNull CachedBluetoothDevice cachedDevice,
-            @ConnectionState int state,
-            int bluetoothProfile) {
-        if (state != BluetoothAdapter.STATE_CONNECTED || !cachedDevice.getDevice().isConnected()) {
-            Log.d(TAG, "Ignore onProfileConnectionStateChanged, not connected state");
-            return;
-        }
-        if (mFragment == null) {
-            Log.d(TAG, "Ignore onProfileConnectionStateChanged, no host fragment");
-            return;
-        }
-        if (mAssistant == null && mBroadcast == null) {
-            Log.d(
-                    TAG,
-                    "Ignore onProfileConnectionStateChanged, no broadcast or assistant supported");
-            return;
-        }
-        var unused =
-                ThreadUtils.postOnBackgroundThread(
-                        () -> handleOnProfileStateChanged(cachedDevice, bluetoothProfile));
-    }
-
-    /**
-     * Initialize the controller.
-     *
-     * @param fragment The fragment to provide the context and metrics category for {@link
-     *     AudioSharingBluetoothDeviceUpdater} and provide the host for dialogs.
-     */
-    public void init(DashboardFragment fragment) {
-        mFragment = fragment;
-        mBluetoothDeviceUpdater =
-                new AudioSharingBluetoothDeviceUpdater(
-                        fragment.getContext(),
-                        AudioSharingDevicePreferenceController.this,
-                        fragment.getMetricsCategory());
-    }
-
-    private void handleOnProfileStateChanged(
-            @NonNull CachedBluetoothDevice cachedDevice, int bluetoothProfile) {
-        boolean isLeAudioSupported = isLeAudioSupported(cachedDevice);
-        // For eligible (LE audio) remote device, we only check its connected LE audio profile.
-        if (isLeAudioSupported && bluetoothProfile != BluetoothProfile.LE_AUDIO) {
-            Log.d(
-                    TAG,
-                    "Ignore onProfileConnectionStateChanged, not the le profile for le audio"
-                            + " device");
-            return;
-        }
-        boolean isFirstConnectedProfile = isFirstConnectedProfile(cachedDevice, bluetoothProfile);
-        // For ineligible (non LE audio) remote device, we only check its first connected profile.
-        if (!isLeAudioSupported && !isFirstConnectedProfile) {
-            Log.d(
-                    TAG,
-                    "Ignore onProfileConnectionStateChanged, not the first connected profile for"
-                            + " non le audio device");
-            return;
-        }
-        if (DEBUG) {
-            Log.d(
-                    TAG,
-                    "Start handling onProfileConnectionStateChanged for "
-                            + cachedDevice.getDevice().getAnonymizedAddress());
-        }
-        if (!isLeAudioSupported) {
-            // Handle connected ineligible (non LE audio) remote device
-            handleOnProfileStateChangedForNonLeAudioDevice(cachedDevice);
-        } else {
-            // Handle connected eligible (LE audio) remote device
-            handleOnProfileStateChangedForLeAudioDevice(cachedDevice);
-        }
-    }
-
-    private void handleOnProfileStateChangedForNonLeAudioDevice(
-            @NonNull CachedBluetoothDevice cachedDevice) {
-        if (isBroadcasting()) {
-            // Show stop audio sharing dialog when an ineligible (non LE audio) remote device
-            // connected during a sharing session.
-            ThreadUtils.postOnMainThread(
-                    () -> {
-                        closeOpeningDialogs();
-                        AudioSharingStopDialogFragment.show(
-                                mFragment,
-                                cachedDevice.getName(),
-                                () -> mBroadcast.stopBroadcast(mBroadcast.getLatestBroadcastId()));
-                    });
-        } else {
-            // Do nothing for ineligible (non LE audio) remote device when no sharing session.
-            if (DEBUG) {
-                Log.d(
-                        TAG,
-                        "Ignore onProfileConnectionStateChanged for non LE audio without"
-                                + " sharing session");
-            }
-        }
-    }
-
-    private void handleOnProfileStateChangedForLeAudioDevice(
-            @NonNull CachedBluetoothDevice cachedDevice) {
-        Map<Integer, List<CachedBluetoothDevice>> groupedDevices =
-                AudioSharingUtils.fetchConnectedDevicesByGroupId(mLocalBtManager);
-        if (isBroadcasting()) {
-            if (groupedDevices.containsKey(cachedDevice.getGroupId())
-                    && groupedDevices.get(cachedDevice.getGroupId()).stream()
-                            .anyMatch(
-                                    device ->
-                                            AudioSharingUtils.hasBroadcastSource(
-                                                    device, mLocalBtManager))) {
-                Log.d(
-                        TAG,
-                        "Automatically add another device within the same group to the sharing: "
-                                + cachedDevice.getDevice().getAnonymizedAddress());
-                addSourceToTargetDevices(ImmutableList.of(cachedDevice.getDevice()));
-                return;
-            }
-            // Show audio sharing switch or join dialog according to device count in the sharing
-            // session.
-            ArrayList<AudioSharingDeviceItem> deviceItemsInSharingSession =
-                    AudioSharingUtils.buildOrderedConnectedLeadAudioSharingDeviceItem(
-                            mLocalBtManager, groupedDevices, /* filterByInSharing= */ true);
-            // Show audio sharing switch dialog when the third eligible (LE audio) remote device
-            // connected during a sharing session.
-            if (deviceItemsInSharingSession.size() >= 2) {
-                ThreadUtils.postOnMainThread(
-                        () -> {
-                            closeOpeningDialogs();
-                            AudioSharingDisconnectDialogFragment.show(
-                                    mFragment,
-                                    deviceItemsInSharingSession,
-                                    cachedDevice.getName(),
-                                    (AudioSharingDeviceItem item) -> {
-                                        // Remove all sources from the device user clicked
-                                        if (groupedDevices.containsKey(item.getGroupId())) {
-                                            for (CachedBluetoothDevice device :
-                                                    groupedDevices.get(item.getGroupId())) {
-                                                for (BluetoothLeBroadcastReceiveState source :
-                                                        mAssistant.getAllSources(
-                                                                device.getDevice())) {
-                                                    mAssistant.removeSource(
-                                                            device.getDevice(),
-                                                            source.getSourceId());
-                                                }
-                                            }
-                                        }
-                                        // Add current broadcast to the latest connected device
-                                        mAssistant.addSource(
-                                                cachedDevice.getDevice(),
-                                                mBroadcast.getLatestBluetoothLeBroadcastMetadata(),
-                                                /* isGroupOp= */ true);
-                                    });
-                        });
-            } else {
-                // Show audio sharing join dialog when the first or second eligible (LE audio)
-                // remote device connected during a sharing session.
-                ThreadUtils.postOnMainThread(
-                        () -> {
-                            closeOpeningDialogs();
-                            AudioSharingJoinDialogFragment.show(
-                                    mFragment,
-                                    deviceItemsInSharingSession,
-                                    cachedDevice.getName(),
-                                    () -> {
-                                        // Add current broadcast to the latest connected device
-                                        mAssistant.addSource(
-                                                cachedDevice.getDevice(),
-                                                mBroadcast.getLatestBluetoothLeBroadcastMetadata(),
-                                                /* isGroupOp= */ true);
-                                    });
-                        });
-            }
-        } else {
-            ArrayList<AudioSharingDeviceItem> deviceItems = new ArrayList<>();
-            for (List<CachedBluetoothDevice> devices : groupedDevices.values()) {
-                // Use random device in the group within the sharing session to represent the group.
-                CachedBluetoothDevice device = devices.get(0);
-                if (device.getGroupId() == cachedDevice.getGroupId()) {
-                    continue;
-                }
-                deviceItems.add(AudioSharingUtils.buildAudioSharingDeviceItem(device));
-            }
-            // Show audio sharing join dialog when the second eligible (LE audio) remote
-            // device connect and no sharing session.
-            if (deviceItems.size() == 1) {
-                ThreadUtils.postOnMainThread(
-                        () -> {
-                            closeOpeningDialogs();
-                            AudioSharingJoinDialogFragment.show(
-                                    mFragment,
-                                    deviceItems,
-                                    cachedDevice.getName(),
-                                    () -> {
-                                        mTargetSinks = new ArrayList<>();
-                                        for (List<CachedBluetoothDevice> devices :
-                                                groupedDevices.values()) {
-                                            for (CachedBluetoothDevice device : devices) {
-                                                mTargetSinks.add(device.getDevice());
-                                            }
-                                        }
-                                        mBroadcast.startBroadcast("test", null);
-                                    });
-                        });
-            }
-        }
-    }
-
-    private boolean isLeAudioSupported(CachedBluetoothDevice cachedDevice) {
-        return cachedDevice.getProfiles().stream()
-                .anyMatch(
-                        profile ->
-                                profile instanceof LeAudioProfile
-                                        && profile.isEnabled(cachedDevice.getDevice()));
-    }
-
-    private boolean isFirstConnectedProfile(
-            CachedBluetoothDevice cachedDevice, int bluetoothProfile) {
-        return cachedDevice.getProfiles().stream()
-                .noneMatch(
-                        profile ->
-                                profile.getProfileId() != bluetoothProfile
-                                        && profile.getConnectionStatus(cachedDevice.getDevice())
-                                                == BluetoothProfile.STATE_CONNECTED);
-    }
-
-    private boolean isBroadcasting() {
-        return mBroadcast != null && mBroadcast.isEnabled(null);
-    }
-
-    private void addSourceToTargetDevices(List<BluetoothDevice> sinks) {
-        if (sinks.isEmpty() || mBroadcast == null || mAssistant == null) {
-            Log.d(TAG, "Skip adding source to target.");
-            return;
-        }
-        BluetoothLeBroadcastMetadata broadcastMetadata =
-                mBroadcast.getLatestBluetoothLeBroadcastMetadata();
-        if (broadcastMetadata == null) {
-            Log.e(TAG, "Error: There is no broadcastMetadata.");
-            return;
-        }
-        for (BluetoothDevice sink : sinks) {
-            Log.d(
-                    TAG,
-                    "Add broadcast with broadcastId: "
-                            + broadcastMetadata.getBroadcastId()
-                            + "to the device: "
-                            + sink.getAnonymizedAddress());
-            mAssistant.addSource(sink, broadcastMetadata, /* isGroupOp= */ false);
-        }
-    }
-
-    private void closeOpeningDialogs() {
-        if (mFragment == null) return;
-        List<Fragment> fragments = mFragment.getChildFragmentManager().getFragments();
-        for (Fragment fragment : fragments) {
-            if (fragment instanceof DialogFragment) {
-                Log.d(TAG, "Remove staled opening dialog " + fragment.getTag());
-                ((DialogFragment) fragment).dismiss();
-            }
-        }
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDeviceVolumeControlUpdater.java

@@ -1,142 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.bluetooth.BluetoothDevice;
-import android.content.Context;
-import android.util.Log;
-import android.widget.SeekBar;
-
-import androidx.preference.Preference;
-
-import com.android.settings.bluetooth.BluetoothDevicePreference;
-import com.android.settings.bluetooth.BluetoothDeviceUpdater;
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.DevicePreferenceCallback;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-
-public class AudioSharingDeviceVolumeControlUpdater extends BluetoothDeviceUpdater
-        implements Preference.OnPreferenceClickListener {
-
-    private static final String TAG = "AudioSharingDeviceVolumeControlUpdater";
-
-    private static final String PREF_KEY = "audio_sharing_volume_control";
-
-    private final LocalBluetoothManager mLocalBtManager;
-
-    public AudioSharingDeviceVolumeControlUpdater(
-            Context context,
-            DevicePreferenceCallback devicePreferenceCallback,
-            int metricsCategory) {
-        super(context, devicePreferenceCallback, metricsCategory);
-        mLocalBtManager = Utils.getLocalBluetoothManager(context);
-    }
-
-    @Override
-    public boolean isFilterMatched(CachedBluetoothDevice cachedDevice) {
-        boolean isFilterMatched = false;
-        if (isDeviceConnected(cachedDevice) && isDeviceInCachedDevicesList(cachedDevice)) {
-            // If device is LE audio device and in a sharing session on current sharing device,
-            // it would show in volume control group.
-            if (cachedDevice.isConnectedLeAudioDevice()
-                    && AudioSharingUtils.isBroadcasting(mLocalBtManager)
-                    && AudioSharingUtils.hasBroadcastSource(cachedDevice, mLocalBtManager)) {
-                isFilterMatched = true;
-            }
-        }
-        Log.d(
-                TAG,
-                "isFilterMatched() device : "
-                        + cachedDevice.getName()
-                        + ", isFilterMatched : "
-                        + isFilterMatched);
-        return isFilterMatched;
-    }
-
-    @Override
-    public boolean onPreferenceClick(Preference preference) {
-        return true;
-    }
-
-    @Override
-    protected void addPreference(CachedBluetoothDevice cachedDevice) {
-        if (cachedDevice == null) return;
-        final BluetoothDevice device = cachedDevice.getDevice();
-        if (!mPreferenceMap.containsKey(device)) {
-            SeekBar.OnSeekBarChangeListener listener =
-                    new SeekBar.OnSeekBarChangeListener() {
-                        @Override
-                        public void onProgressChanged(
-                                SeekBar seekBar, int progress, boolean fromUser) {}
-
-                        @Override
-                        public void onStartTrackingTouch(SeekBar seekBar) {}
-
-                        @Override
-                        public void onStopTrackingTouch(SeekBar seekBar) {
-                            if (mLocalBtManager != null
-                                    && mLocalBtManager.getProfileManager().getVolumeControlProfile()
-                                            != null) {
-                                mLocalBtManager
-                                        .getProfileManager()
-                                        .getVolumeControlProfile()
-                                        .setDeviceVolume(
-                                                cachedDevice.getDevice(),
-                                                seekBar.getProgress(),
-                                                /* isGroupOp= */ true);
-                            }
-                        }
-                    };
-            AudioSharingDeviceVolumePreference vPreference =
-                    new AudioSharingDeviceVolumePreference(mPrefContext, cachedDevice);
-            vPreference.initialize();
-            vPreference.setOnSeekBarChangeListener(listener);
-            vPreference.setKey(getPreferenceKey());
-            vPreference.setIcon(com.android.settingslib.R.drawable.ic_bt_untethered_earbuds);
-            vPreference.setTitle(cachedDevice.getName());
-            mPreferenceMap.put(device, vPreference);
-            mDevicePreferenceCallback.onDeviceAdded(vPreference);
-        }
-    }
-
-    @Override
-    protected String getPreferenceKey() {
-        return PREF_KEY;
-    }
-
-    @Override
-    protected String getLogTag() {
-        return TAG;
-    }
-
-    @Override
-    protected void update(CachedBluetoothDevice cachedBluetoothDevice) {
-        super.update(cachedBluetoothDevice);
-        Log.d(TAG, "Map : " + mPreferenceMap);
-    }
-
-    @Override
-    protected void addPreference(
-            CachedBluetoothDevice cachedDevice, @BluetoothDevicePreference.SortType int type) {}
-
-    @Override
-    protected void launchDeviceDetails(Preference preference) {}
-
-    @Override
-    public void refreshPreference() {}
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDeviceVolumeGroupController.java

@@ -1,327 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.annotation.IntRange;
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothLeBroadcastAssistant;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.bluetooth.BluetoothVolumeControl;
-import android.content.Context;
-import android.media.AudioManager;
-import android.util.Log;
-
-import androidx.annotation.NonNull;
-import androidx.fragment.app.FragmentManager;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceGroup;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.bluetooth.BluetoothDeviceUpdater;
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.DevicePreferenceCallback;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.bluetooth.VolumeControlProfile;
-import com.android.settingslib.utils.ThreadUtils;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.concurrent.Executor;
-import java.util.concurrent.Executors;
-
-public class AudioSharingDeviceVolumeGroupController extends AudioSharingBasePreferenceController
-        implements DevicePreferenceCallback {
-    private static final boolean DEBUG = BluetoothUtils.D;
-
-    private static final String TAG = "AudioSharingDeviceVolumeGroupController";
-    private static final String KEY = "audio_sharing_device_volume_group";
-
-    private final LocalBluetoothManager mLocalBtManager;
-    private final LocalBluetoothLeBroadcastAssistant mAssistant;
-    private final Executor mExecutor;
-    private VolumeControlProfile mVolumeControl;
-    private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
-    private FragmentManager mFragmentManager;
-    private PreferenceGroup mPreferenceGroup;
-    private Map<Preference, BluetoothVolumeControl.Callback> mCallbackMap =
-            new HashMap<Preference, BluetoothVolumeControl.Callback>();
-
-    private BluetoothLeBroadcastAssistant.Callback mBroadcastAssistantCallback =
-            new BluetoothLeBroadcastAssistant.Callback() {
-                @Override
-                public void onSearchStarted(int reason) {}
-
-                @Override
-                public void onSearchStartFailed(int reason) {}
-
-                @Override
-                public void onSearchStopped(int reason) {}
-
-                @Override
-                public void onSearchStopFailed(int reason) {}
-
-                @Override
-                public void onSourceFound(@NonNull BluetoothLeBroadcastMetadata source) {}
-
-                @Override
-                public void onSourceAdded(@NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceAdded(), sink = "
-                                    + sink
-                                    + ", sourceId = "
-                                    + sourceId
-                                    + ", reason = "
-                                    + reason);
-                    mBluetoothDeviceUpdater.forceUpdate();
-                }
-
-                @Override
-                public void onSourceAddFailed(
-                        @NonNull BluetoothDevice sink,
-                        @NonNull BluetoothLeBroadcastMetadata source,
-                        int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceAddFailed(), sink = "
-                                    + sink
-                                    + ", source = "
-                                    + source
-                                    + ", reason = "
-                                    + reason);
-                }
-
-                @Override
-                public void onSourceModified(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceModifyFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceRemoved(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceRemoved(), sink = "
-                                    + sink
-                                    + ", sourceId = "
-                                    + sourceId
-                                    + ", reason = "
-                                    + reason);
-                    mBluetoothDeviceUpdater.forceUpdate();
-                }
-
-                @Override
-                public void onSourceRemoveFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceRemoveFailed(), sink = "
-                                    + sink
-                                    + ", sourceId = "
-                                    + sourceId
-                                    + ", reason = "
-                                    + reason);
-                }
-
-                @Override
-                public void onReceiveStateChanged(
-                        BluetoothDevice sink,
-                        int sourceId,
-                        BluetoothLeBroadcastReceiveState state) {}
-            };
-
-    public AudioSharingDeviceVolumeGroupController(Context context) {
-        super(context, KEY);
-        mLocalBtManager = Utils.getLocalBtManager(mContext);
-        mAssistant = mLocalBtManager.getProfileManager().getLeAudioBroadcastAssistantProfile();
-        mExecutor = Executors.newSingleThreadExecutor();
-        if (mLocalBtManager != null) {
-            mVolumeControl = mLocalBtManager.getProfileManager().getVolumeControlProfile();
-        }
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        super.onStart(owner);
-        if (mAssistant == null) {
-            Log.d(TAG, "onStart() Broadcast or assistant is not supported on this device");
-            return;
-        }
-        if (mBluetoothDeviceUpdater == null) {
-            Log.d(TAG, "onStart() Bluetooth device updater is not initialized");
-            return;
-        }
-        mAssistant.registerServiceCallBack(mExecutor, mBroadcastAssistantCallback);
-        mBluetoothDeviceUpdater.registerCallback();
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        super.onStop(owner);
-        if (mAssistant == null) {
-            Log.d(TAG, "onStop() Broadcast or assistant is not supported on this device");
-            return;
-        }
-        if (mBluetoothDeviceUpdater == null) {
-            Log.d(TAG, "onStop() Bluetooth device updater is not initialized");
-            return;
-        }
-        mAssistant.unregisterServiceCallBack(mBroadcastAssistantCallback);
-        mBluetoothDeviceUpdater.unregisterCallback();
-    }
-
-    @Override
-    public void onDestroy(@NonNull LifecycleOwner owner) {
-        for (var entry : mCallbackMap.entrySet()) {
-            if (DEBUG) {
-                Log.d(TAG, "onDestroy: unregister callback for " + entry.getKey());
-            }
-            mVolumeControl.unregisterCallback(entry.getValue());
-        }
-        mCallbackMap.clear();
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-
-        mPreferenceGroup = screen.findPreference(KEY);
-        mPreferenceGroup.setVisible(false);
-
-        if (isAvailable() && mBluetoothDeviceUpdater != null) {
-            mBluetoothDeviceUpdater.setPrefContext(screen.getContext());
-            mBluetoothDeviceUpdater.forceUpdate();
-        }
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return KEY;
-    }
-
-    @Override
-    public void onDeviceAdded(Preference preference) {
-        if (mPreferenceGroup.getPreferenceCount() == 0) {
-            mPreferenceGroup.setVisible(true);
-        }
-        mPreferenceGroup.addPreference(preference);
-        if (mVolumeControl != null && preference instanceof AudioSharingDeviceVolumePreference) {
-            BluetoothVolumeControl.Callback callback =
-                    buildVcCallback((AudioSharingDeviceVolumePreference) preference);
-            mCallbackMap.put(preference, callback);
-            if (DEBUG) {
-                Log.d(TAG, "onDeviceAdded: register callback for " + preference);
-            }
-            mVolumeControl.registerCallback(mExecutor, callback);
-        }
-    }
-
-    @Override
-    public void onDeviceRemoved(Preference preference) {
-        mPreferenceGroup.removePreference(preference);
-        if (mPreferenceGroup.getPreferenceCount() == 0) {
-            mPreferenceGroup.setVisible(false);
-        }
-        if (mVolumeControl != null && mCallbackMap.containsKey(preference)) {
-            if (DEBUG) {
-                Log.d(TAG, "onDeviceRemoved: unregister callback for " + preference);
-            }
-            mVolumeControl.unregisterCallback(mCallbackMap.get(preference));
-            mCallbackMap.remove(preference);
-        }
-    }
-
-    @Override
-    public void updateVisibility() {
-        if (mPreferenceGroup != null) {
-            mPreferenceGroup.setVisible(false);
-            if (mPreferenceGroup.getPreferenceCount() > 0) {
-                super.updateVisibility();
-            }
-        }
-    }
-
-    /**
-     * Initialize the controller.
-     *
-     * @param fragment The fragment to provide the context and metrics category for {@link
-     *     AudioSharingBluetoothDeviceUpdater} and provide the host for dialogs.
-     */
-    public void init(DashboardFragment fragment) {
-        mBluetoothDeviceUpdater =
-                new AudioSharingDeviceVolumeControlUpdater(
-                        fragment.getContext(),
-                        AudioSharingDeviceVolumeGroupController.this,
-                        fragment.getMetricsCategory());
-    }
-
-    private BluetoothVolumeControl.Callback buildVcCallback(
-            AudioSharingDeviceVolumePreference preference) {
-        return new BluetoothVolumeControl.Callback() {
-            @Override
-            public void onVolumeOffsetChanged(BluetoothDevice device, int volumeOffset) {}
-
-            @Override
-            public void onDeviceVolumeChanged(
-                    @android.annotation.NonNull BluetoothDevice device,
-                    @IntRange(from = -255, to = 255) int volume) {
-                CachedBluetoothDevice cachedDevice =
-                        mLocalBtManager.getCachedDeviceManager().findDevice(device);
-                if (cachedDevice == null) return;
-                if (preference.getCachedDevice() != null
-                        && preference.getCachedDevice().getGroupId() == cachedDevice.getGroupId()) {
-                    // If the callback return invalid volume, try to get the volume from
-                    // AudioManager.STREAM_MUSIC
-                    int finalVolume = getAudioVolumeIfNeeded(volume);
-                    Log.d(
-                            TAG,
-                            "onDeviceVolumeChanged: set volume to "
-                                    + finalVolume
-                                    + " for "
-                                    + device.getAnonymizedAddress());
-                    ThreadUtils.postOnMainThread(
-                            () -> {
-                                preference.setProgress(finalVolume);
-                            });
-                }
-            }
-        };
-    }
-
-    private int getAudioVolumeIfNeeded(int volume) {
-        if (volume >= 0) return volume;
-        try {
-            AudioManager audioManager = mContext.getSystemService(AudioManager.class);
-            int max = audioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC);
-            int min = audioManager.getStreamMinVolume(AudioManager.STREAM_MUSIC);
-            return Math.round(
-                    audioManager.getStreamVolume(AudioManager.STREAM_MUSIC) * 255f / (max - min));
-        } catch (RuntimeException e) {
-            Log.e(TAG, "Fail to fetch current music stream volume, error = " + e);
-            return volume;
-        }
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDeviceVolumePreference.java

@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.content.Context;
-import android.widget.SeekBar;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import com.android.settings.R;
-import com.android.settings.widget.SeekBarPreference;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-
-public class AudioSharingDeviceVolumePreference extends SeekBarPreference {
-    public static final int MIN_VOLUME = 0;
-    public static final int MAX_VOLUME = 255;
-
-    protected SeekBar mSeekBar;
-    private final CachedBluetoothDevice mCachedDevice;
-
-    public AudioSharingDeviceVolumePreference(
-            Context context, @NonNull CachedBluetoothDevice device) {
-        super(context);
-        setLayoutResource(R.layout.preference_volume_slider);
-        mCachedDevice = device;
-    }
-
-    @Nullable
-    public CachedBluetoothDevice getCachedDevice() {
-        return mCachedDevice;
-    }
-
-    /**
-     * Initialize {@link AudioSharingDeviceVolumePreference}.
-     * Need to be called after creating the preference.
-     */
-    public void initialize() {
-        setMax(MAX_VOLUME);
-        setMin(MIN_VOLUME);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDialogFragment.java

@@ -1,154 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.app.Dialog;
-import android.app.settings.SettingsEnums;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.Button;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
-
-import com.android.settings.R;
-import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
-
-import com.google.common.collect.Iterables;
-
-import java.util.ArrayList;
-import java.util.stream.Collectors;
-
-public class AudioSharingDialogFragment extends InstrumentedDialogFragment {
-    private static final String TAG = "AudioSharingDialog";
-
-    private static final String BUNDLE_KEY_DEVICE_ITEMS = "bundle_key_device_items";
-
-    // The host creates an instance of this dialog fragment must implement this interface to receive
-    // event callbacks.
-    public interface DialogEventListener {
-        /**
-         * Called when users click the device item for sharing in the dialog.
-         *
-         * @param item The device item clicked.
-         */
-        void onItemClick(AudioSharingDeviceItem item);
-    }
-
-    private static DialogEventListener sListener;
-
-    @Override
-    public int getMetricsCategory() {
-        return SettingsEnums.DIALOG_START_AUDIO_SHARING;
-    }
-
-    /**
-     * Display the {@link AudioSharingDialogFragment} dialog.
-     *
-     * @param host The Fragment this dialog will be hosted.
-     * @param deviceItems The connected device items eligible for audio sharing.
-     * @param listener The callback to handle the user action on this dialog.
-     */
-    public static void show(
-            Fragment host,
-            ArrayList<AudioSharingDeviceItem> deviceItems,
-            DialogEventListener listener) {
-        if (!AudioSharingUtils.isFeatureEnabled()) return;
-        final FragmentManager manager = host.getChildFragmentManager();
-        sListener = listener;
-        if (manager.findFragmentByTag(TAG) == null) {
-            final Bundle bundle = new Bundle();
-            bundle.putParcelableArrayList(BUNDLE_KEY_DEVICE_ITEMS, deviceItems);
-            AudioSharingDialogFragment dialog = new AudioSharingDialogFragment();
-            dialog.setArguments(bundle);
-            dialog.show(manager, TAG);
-        }
-    }
-
-    @Override
-    public Dialog onCreateDialog(Bundle savedInstanceState) {
-        Bundle arguments = requireArguments();
-        ArrayList<AudioSharingDeviceItem> deviceItems =
-                arguments.getParcelableArrayList(BUNDLE_KEY_DEVICE_ITEMS);
-        final AlertDialog.Builder builder =
-                new AlertDialog.Builder(getActivity()).setCancelable(false);
-        LayoutInflater inflater = LayoutInflater.from(builder.getContext());
-        View customTitle = inflater.inflate(R.layout.dialog_custom_title_audio_sharing, null);
-        ImageView icon = customTitle.findViewById(R.id.title_icon);
-        icon.setImageResource(R.drawable.ic_bt_audio_sharing);
-        TextView title = customTitle.findViewById(R.id.title_text);
-        View rootView = inflater.inflate(R.layout.dialog_audio_sharing, /* parent= */ null);
-        TextView subTitle1 = rootView.findViewById(R.id.share_audio_subtitle1);
-        TextView subTitle2 = rootView.findViewById(R.id.share_audio_subtitle2);
-        RecyclerView recyclerView = rootView.findViewById(R.id.btn_list);
-        Button shareBtn = rootView.findViewById(R.id.share_btn);
-        Button cancelBtn = rootView.findViewById(R.id.cancel_btn);
-        if (deviceItems.isEmpty()) {
-            title.setText("Share your audio");
-            subTitle2.setText(
-                    "To start sharing audio, "
-                            + "connect two pairs of headphones that support LE Audio");
-            ImageView image = rootView.findViewById(R.id.share_audio_guidance);
-            image.setVisibility(View.VISIBLE);
-            builder.setNegativeButton("Close", null);
-        } else if (deviceItems.size() == 1) {
-            title.setText("Share your audio");
-            subTitle1.setText(
-                    deviceItems.stream()
-                            .map(AudioSharingDeviceItem::getName)
-                            .collect(Collectors.joining(" and ")));
-            subTitle2.setText(
-                    "This device's music and videos will play on both pairs of headphones");
-            shareBtn.setText("Share audio");
-            shareBtn.setOnClickListener(
-                    v -> {
-                        sListener.onItemClick(Iterables.getOnlyElement(deviceItems));
-                        dismiss();
-                    });
-            cancelBtn.setOnClickListener(v -> dismiss());
-            subTitle1.setVisibility(View.VISIBLE);
-            shareBtn.setVisibility(View.VISIBLE);
-            cancelBtn.setVisibility(View.VISIBLE);
-        } else {
-            title.setText("Share audio with another device");
-            subTitle2.setText(
-                    "This device's music and videos will play on the headphones you connect");
-            recyclerView.setAdapter(
-                    new AudioSharingDeviceAdapter(
-                            deviceItems,
-                            (AudioSharingDeviceItem item) -> {
-                                sListener.onItemClick(item);
-                                dismiss();
-                            },
-                            "Connect "));
-            recyclerView.setLayoutManager(
-                    new LinearLayoutManager(getActivity(), LinearLayoutManager.VERTICAL, false));
-            recyclerView.setVisibility(View.VISIBLE);
-            cancelBtn.setOnClickListener(v -> dismiss());
-            cancelBtn.setVisibility(View.VISIBLE);
-        }
-        AlertDialog dialog = builder.setCustomTitle(customTitle).setView(rootView).create();
-        dialog.setCanceledOnTouchOutside(false);
-        return dialog;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDisconnectDialogFragment.java

@@ -1,126 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.app.Dialog;
-import android.app.settings.SettingsEnums;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.Button;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
-
-import com.android.settings.R;
-import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
-
-import java.util.ArrayList;
-
-public class AudioSharingDisconnectDialogFragment extends InstrumentedDialogFragment {
-    private static final String TAG = "AudioSharingDisconnectDialog";
-
-    private static final String BUNDLE_KEY_DEVICE_TO_DISCONNECT_ITEMS =
-            "bundle_key_device_to_disconnect_items";
-    private static final String BUNDLE_KEY_NEW_DEVICE_NAME = "bundle_key_new_device_name";
-
-    // The host creates an instance of this dialog fragment must implement this interface to receive
-    // event callbacks.
-    public interface DialogEventListener {
-        /**
-         * Called when users click the device item to disconnect from the audio sharing in the
-         * dialog.
-         *
-         * @param item The device item clicked.
-         */
-        void onItemClick(AudioSharingDeviceItem item);
-    }
-
-    private static DialogEventListener sListener;
-
-    @Override
-    public int getMetricsCategory() {
-        return SettingsEnums.DIALOG_AUDIO_SHARING_SWITCH_DEVICE;
-    }
-
-    /**
-     * Display the {@link AudioSharingDisconnectDialogFragment} dialog.
-     *
-     * @param host The Fragment this dialog will be hosted.
-     * @param deviceItems The existing connected device items in audio sharing session.
-     * @param newDeviceName The name of the latest connected device triggered this dialog.
-     * @param listener The callback to handle the user action on this dialog.
-     */
-    public static void show(
-            Fragment host,
-            ArrayList<AudioSharingDeviceItem> deviceItems,
-            String newDeviceName,
-            DialogEventListener listener) {
-        if (!AudioSharingUtils.isFeatureEnabled()) return;
-        final FragmentManager manager = host.getChildFragmentManager();
-        sListener = listener;
-        final Bundle bundle = new Bundle();
-        bundle.putParcelableArrayList(BUNDLE_KEY_DEVICE_TO_DISCONNECT_ITEMS, deviceItems);
-        bundle.putString(BUNDLE_KEY_NEW_DEVICE_NAME, newDeviceName);
-        AudioSharingDisconnectDialogFragment dialog = new AudioSharingDisconnectDialogFragment();
-        dialog.setArguments(bundle);
-        dialog.show(manager, TAG);
-    }
-
-    @Override
-    public Dialog onCreateDialog(Bundle savedInstanceState) {
-        Bundle arguments = requireArguments();
-        ArrayList<AudioSharingDeviceItem> deviceItems =
-                arguments.getParcelableArrayList(BUNDLE_KEY_DEVICE_TO_DISCONNECT_ITEMS);
-        final AlertDialog.Builder builder =
-                new AlertDialog.Builder(getActivity()).setCancelable(false);
-        LayoutInflater inflater = LayoutInflater.from(builder.getContext());
-        View customTitle = inflater.inflate(R.layout.dialog_custom_title_audio_sharing, null);
-        ImageView icon = customTitle.findViewById(R.id.title_icon);
-        icon.setImageResource(R.drawable.ic_bt_audio_sharing);
-        TextView title = customTitle.findViewById(R.id.title_text);
-        title.setText("Choose a device to disconnect");
-        View rootView =
-                inflater.inflate(R.layout.dialog_audio_sharing_disconnect, /* parent= */ null);
-        TextView subTitle = rootView.findViewById(R.id.share_audio_disconnect_description);
-        subTitle.setText("Only 2 devices can share audio at a time");
-        RecyclerView recyclerView = rootView.findViewById(R.id.device_btn_list);
-        recyclerView.setAdapter(
-                new AudioSharingDeviceAdapter(
-                        deviceItems,
-                        (AudioSharingDeviceItem item) -> {
-                            sListener.onItemClick(item);
-                            dismiss();
-                        },
-                        "Disconnect "));
-        recyclerView.setLayoutManager(
-                new LinearLayoutManager(getActivity(), LinearLayoutManager.VERTICAL, false));
-        Button cancelBtn = rootView.findViewById(R.id.cancel_btn);
-        cancelBtn.setOnClickListener(
-                v -> {
-                    dismiss();
-                });
-        AlertDialog dialog = builder.setCustomTitle(customTitle).setView(rootView).create();
-        dialog.setCanceledOnTouchOutside(false);
-        return dialog;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingFeatureProvider.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2024 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.connecteddevice.audiosharing;
+
+import android.content.Context;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settingslib.bluetooth.CachedBluetoothDevice;
+import com.android.settingslib.bluetooth.LocalBluetoothManager;
+import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+
+/** Feature provider for the audio sharing related features, */
+public interface AudioSharingFeatureProvider {
+
+    /** Create audio sharing device preference controller. */
+    @Nullable
+    AbstractPreferenceController createAudioSharingDevicePreferenceController(
+            @NonNull Context context,
+            @Nullable DashboardFragment fragment,
+            @Nullable Lifecycle lifecycle);
+
+    /** Create available media device preference controller. */
+    AbstractPreferenceController createAvailableMediaDeviceGroupController(
+            @NonNull Context context,
+            @Nullable DashboardFragment fragment,
+            @Nullable Lifecycle lifecycle);
+
+    /**
+     * Check if the device match the audio sharing filter.
+     *
+     * <p>The filter is used to filter device in "Media devices" section.
+     */
+    boolean isAudioSharingFilterMatched(
+            @NonNull CachedBluetoothDevice cachedDevice, LocalBluetoothManager localBtManager);
+
+    /** Handle preference onClick in "Media devices" section. */
+    void handleMediaDeviceOnClick(LocalBluetoothManager localBtManager);
+}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingFeatureProviderImpl.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2024 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.connecteddevice.audiosharing;
+
+import android.content.Context;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.settings.connecteddevice.AvailableMediaDeviceGroupController;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settingslib.bluetooth.CachedBluetoothDevice;
+import com.android.settingslib.bluetooth.LocalBluetoothManager;
+import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+
+public class AudioSharingFeatureProviderImpl implements AudioSharingFeatureProvider {
+
+    @Nullable
+    @Override
+    public AbstractPreferenceController createAudioSharingDevicePreferenceController(
+            @NonNull Context context,
+            @Nullable DashboardFragment fragment,
+            @Nullable Lifecycle lifecycle) {
+        return null;
+    }
+
+    @Override
+    public AbstractPreferenceController createAvailableMediaDeviceGroupController(
+            @NonNull Context context,
+            @Nullable DashboardFragment fragment,
+            @Nullable Lifecycle lifecycle) {
+        return new AvailableMediaDeviceGroupController(context, fragment, lifecycle);
+    }
+
+    @Override
+    public boolean isAudioSharingFilterMatched(
+            @NonNull CachedBluetoothDevice cachedDevice, LocalBluetoothManager localBtManager) {
+        return false;
+    }
+
+    @Override
+    public void handleMediaDeviceOnClick(LocalBluetoothManager localBtManager) {}
+}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingJoinDialogFragment.java

@@ -1,126 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.app.Dialog;
-import android.app.settings.SettingsEnums;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.Button;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-
-import com.android.settings.R;
-import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
-
-import java.util.ArrayList;
-import java.util.Locale;
-import java.util.stream.Collectors;
-
-public class AudioSharingJoinDialogFragment extends InstrumentedDialogFragment {
-    private static final String TAG = "AudioSharingJoinDialog";
-    private static final String BUNDLE_KEY_DEVICE_ITEMS = "bundle_key_device_items";
-    private static final String BUNDLE_KEY_NEW_DEVICE_NAME = "bundle_key_new_device_name";
-
-    // The host creates an instance of this dialog fragment must implement this interface to receive
-    // event callbacks.
-    public interface DialogEventListener {
-        /** Called when users click the share audio button in the dialog. */
-        void onShareClick();
-    }
-
-    private static DialogEventListener sListener;
-
-    @Override
-    public int getMetricsCategory() {
-        return SettingsEnums.DIALOG_START_AUDIO_SHARING;
-    }
-
-    /**
-     * Display the {@link AudioSharingJoinDialogFragment} dialog.
-     *
-     * @param host The Fragment this dialog will be hosted.
-     * @param deviceItems The existing connected device items eligible for audio sharing.
-     * @param newDeviceName The name of the latest connected device triggered this dialog.
-     * @param listener The callback to handle the user action on this dialog.
-     */
-    public static void show(
-            Fragment host,
-            ArrayList<AudioSharingDeviceItem> deviceItems,
-            String newDeviceName,
-            DialogEventListener listener) {
-        if (!AudioSharingUtils.isFeatureEnabled()) return;
-        final FragmentManager manager = host.getChildFragmentManager();
-        sListener = listener;
-        final Bundle bundle = new Bundle();
-        bundle.putParcelableArrayList(BUNDLE_KEY_DEVICE_ITEMS, deviceItems);
-        bundle.putString(BUNDLE_KEY_NEW_DEVICE_NAME, newDeviceName);
-        final AudioSharingJoinDialogFragment dialog = new AudioSharingJoinDialogFragment();
-        dialog.setArguments(bundle);
-        dialog.show(manager, TAG);
-    }
-
-    @Override
-    public Dialog onCreateDialog(Bundle savedInstanceState) {
-        Bundle arguments = requireArguments();
-        ArrayList<AudioSharingDeviceItem> deviceItems =
-                arguments.getParcelableArrayList(BUNDLE_KEY_DEVICE_ITEMS);
-        String newDeviceName = arguments.getString(BUNDLE_KEY_NEW_DEVICE_NAME);
-        final AlertDialog.Builder builder =
-                new AlertDialog.Builder(getActivity()).setCancelable(false);
-        LayoutInflater inflater = LayoutInflater.from(builder.getContext());
-        View customTitle =
-                inflater.inflate(R.layout.dialog_custom_title_audio_sharing, /* parent= */ null);
-        ImageView icon = customTitle.findViewById(R.id.title_icon);
-        icon.setImageResource(R.drawable.ic_bt_audio_sharing);
-        TextView title = customTitle.findViewById(R.id.title_text);
-        title.setText("Share your audio");
-        View rootView = inflater.inflate(R.layout.dialog_audio_sharing_join, /* parent= */ null);
-        TextView subtitle1 = rootView.findViewById(R.id.share_audio_subtitle1);
-        TextView subtitle2 = rootView.findViewById(R.id.share_audio_subtitle2);
-        if (deviceItems.isEmpty()) {
-            subtitle1.setText(newDeviceName);
-        } else {
-            subtitle1.setText(
-                    String.format(
-                            Locale.US,
-                            "%s and %s",
-                            deviceItems.stream()
-                                    .map(AudioSharingDeviceItem::getName)
-                                    .collect(Collectors.joining(", ")),
-                            newDeviceName));
-        }
-        subtitle2.setText("This device's music and videos will play on both pairs of headphones");
-        Button shareBtn = rootView.findViewById(R.id.share_btn);
-        Button cancelBtn = rootView.findViewById(R.id.cancel_btn);
-        shareBtn.setOnClickListener(
-                v -> {
-                    sListener.onShareClick();
-                    dismiss();
-                });
-        shareBtn.setText("Share audio");
-        cancelBtn.setOnClickListener(v -> dismiss());
-        Dialog dialog = builder.setCustomTitle(customTitle).setView(rootView).create();
-        dialog.setCanceledOnTouchOutside(false);
-        return dialog;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingNamePreference.java

@@ -1,74 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.app.settings.SettingsEnums;
-import android.content.Context;
-import android.util.AttributeSet;
-import android.widget.ImageButton;
-
-import androidx.preference.PreferenceViewHolder;
-
-import com.android.settings.R;
-import com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsQrCodeFragment;
-import com.android.settings.core.SubSettingLauncher;
-import com.android.settings.widget.ValidatedEditTextPreference;
-
-public class AudioSharingNamePreference extends ValidatedEditTextPreference {
-    private static final String TAG = "AudioSharingNamePreference";
-
-    public AudioSharingNamePreference(
-            Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
-        super(context, attrs, defStyleAttr, defStyleRes);
-        initialize();
-    }
-
-    public AudioSharingNamePreference(Context context, AttributeSet attrs, int defStyleAttr) {
-        super(context, attrs, defStyleAttr);
-        initialize();
-    }
-
-    public AudioSharingNamePreference(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        initialize();
-    }
-
-    public AudioSharingNamePreference(Context context) {
-        super(context);
-        initialize();
-    }
-
-    private void initialize() {
-        setLayoutResource(
-                com.android.settingslib.widget.preference.twotarget.R.layout.preference_two_target);
-        setWidgetLayoutResource(R.layout.preference_widget_qrcode);
-    }
-
-    @Override
-    public void onBindViewHolder(PreferenceViewHolder holder) {
-        super.onBindViewHolder(holder);
-        final ImageButton shareButton = (ImageButton) holder.findViewById(R.id.button_icon);
-        shareButton.setImageDrawable(getContext().getDrawable(R.drawable.ic_qrcode_24dp));
-        shareButton.setOnClickListener(
-                unused ->
-                        new SubSettingLauncher(getContext())
-                                .setTitleText("Audio sharing QR code")
-                                .setDestination(AudioStreamsQrCodeFragment.class.getName())
-                                .setSourceMetricsCategory(SettingsEnums.AUDIO_SHARING_SETTINGS)
-                                .launch());
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingNamePreferenceController.java

@@ -1,68 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.content.Context;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.Preference;
-
-import com.android.settings.widget.ValidatedEditTextPreference;
-
-public class AudioSharingNamePreferenceController extends AudioSharingBasePreferenceController
-        implements ValidatedEditTextPreference.Validator, Preference.OnPreferenceChangeListener {
-
-    private static final String TAG = "AudioSharingNamePreferenceController";
-
-    private static final String PREF_KEY = "audio_sharing_stream_name";
-
-    private AudioSharingNameTextValidator mAudioSharingNameTextValidator;
-
-    public AudioSharingNamePreferenceController(Context context) {
-        super(context, PREF_KEY);
-        mAudioSharingNameTextValidator = new AudioSharingNameTextValidator();
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return PREF_KEY;
-    }
-
-    @Override
-    public boolean onPreferenceChange(Preference preference, Object newValue) {
-        // TODO: update broadcast when name is changed.
-        return true;
-    }
-
-    @Override
-    public boolean isTextValid(String value) {
-        return mAudioSharingNameTextValidator.isTextValid(value);
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        super.onStart(owner);
-        // TODO
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        super.onStop(owner);
-        // TODO
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingNameTextValidator.java

@@ -1,27 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import com.android.settings.widget.ValidatedEditTextPreference;
-
-public class AudioSharingNameTextValidator implements ValidatedEditTextPreference.Validator {
-    @Override
-    public boolean isTextValid(String value) {
-        // TODO: Add validate rule if applicable.
-        return true;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingPreferenceController.java

@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.content.Context;
-
-import com.android.settings.core.BasePreferenceController;
-
-public class AudioSharingPreferenceController extends BasePreferenceController {
-    private static final String TAG = "AudioSharingPreferenceController";
-
-    private Context mContext;
-
-    public AudioSharingPreferenceController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-        mContext = context;
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AudioSharingUtils.isFeatureEnabled() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingStopDialogFragment.java

@@ -1,93 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.app.Dialog;
-import android.app.settings.SettingsEnums;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-
-import com.android.settings.R;
-import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
-
-public class AudioSharingStopDialogFragment extends InstrumentedDialogFragment {
-    private static final String TAG = "AudioSharingStopDialog";
-
-    private static final String BUNDLE_KEY_NEW_DEVICE_NAME = "bundle_key_new_device_name";
-
-    // The host creates an instance of this dialog fragment must implement this interface to receive
-    // event callbacks.
-    public interface DialogEventListener {
-        /** Called when users click the stop sharing button in the dialog. */
-        void onStopSharingClick();
-    }
-
-    private static DialogEventListener sListener;
-
-    @Override
-    public int getMetricsCategory() {
-        return SettingsEnums.DIALOG_STOP_AUDIO_SHARING;
-    }
-
-    /**
-     * Display the {@link AudioSharingStopDialogFragment} dialog.
-     *
-     * @param host The Fragment this dialog will be hosted.
-     * @param newDeviceName The name of the latest connected device triggered this dialog.
-     * @param listener The callback to handle the user action on this dialog.
-     */
-    public static void show(Fragment host, String newDeviceName, DialogEventListener listener) {
-        if (!AudioSharingUtils.isFeatureEnabled()) return;
-        final FragmentManager manager = host.getChildFragmentManager();
-        sListener = listener;
-        final Bundle bundle = new Bundle();
-        bundle.putString(BUNDLE_KEY_NEW_DEVICE_NAME, newDeviceName);
-        AudioSharingStopDialogFragment dialog = new AudioSharingStopDialogFragment();
-        dialog.setArguments(bundle);
-        dialog.show(manager, TAG);
-    }
-
-    @Override
-    public Dialog onCreateDialog(Bundle savedInstanceState) {
-        Bundle arguments = requireArguments();
-        String newDeviceName = arguments.getString(BUNDLE_KEY_NEW_DEVICE_NAME);
-        final AlertDialog.Builder builder =
-                new AlertDialog.Builder(getActivity()).setCancelable(false);
-        LayoutInflater inflater = LayoutInflater.from(builder.getContext());
-        View customTitle =
-                inflater.inflate(R.layout.dialog_custom_title_audio_sharing, /* parent= */ null);
-        ImageView icon = customTitle.findViewById(R.id.title_icon);
-        icon.setImageResource(R.drawable.ic_warning_24dp);
-        TextView title = customTitle.findViewById(R.id.title_text);
-        title.setText("Stop sharing audio?");
-        builder.setMessage(
-                newDeviceName + " wants to connect, headphones in audio sharing will disconnect.");
-        builder.setPositiveButton(
-                "Stop sharing", (dialog, which) -> sListener.onStopSharingClick());
-        builder.setNegativeButton("Cancel", (dialog, which) -> dismiss());
-        AlertDialog dialog = builder.setCustomTitle(customTitle).create();
-        dialog.setCanceledOnTouchOutside(false);
-        return dialog;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarController.java

@@ -1,397 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.bluetooth.BluetoothAdapter;
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothLeBroadcast;
-import android.bluetooth.BluetoothLeBroadcastAssistant;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.Intent;
-import android.content.IntentFilter;
-import android.util.Log;
-import android.widget.CompoundButton;
-import android.widget.CompoundButton.OnCheckedChangeListener;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.VisibleForTesting;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.lifecycle.LifecycleOwner;
-
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settings.widget.SettingsMainSwitchBar;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-import com.google.common.collect.ImmutableList;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.concurrent.Executor;
-import java.util.concurrent.Executors;
-import java.util.stream.Collectors;
-
-public class AudioSharingSwitchBarController extends BasePreferenceController
-        implements DefaultLifecycleObserver, OnCheckedChangeListener {
-    private static final String TAG = "AudioSharingSwitchBarCtl";
-    private static final String PREF_KEY = "audio_sharing_main_switch";
-
-    interface OnSwitchBarChangedListener {
-        void onSwitchBarChanged();
-    }
-
-    private final SettingsMainSwitchBar mSwitchBar;
-    private final BluetoothAdapter mBluetoothAdapter;
-    private final LocalBluetoothManager mBtManager;
-    private final LocalBluetoothLeBroadcast mBroadcast;
-    private final LocalBluetoothLeBroadcastAssistant mAssistant;
-    private final Executor mExecutor;
-    private final OnSwitchBarChangedListener mListener;
-    private DashboardFragment mFragment;
-    private Map<Integer, List<CachedBluetoothDevice>> mGroupedConnectedDevices = new HashMap<>();
-    private List<BluetoothDevice> mTargetActiveSinks = new ArrayList<>();
-    private ArrayList<AudioSharingDeviceItem> mDeviceItemsForSharing = new ArrayList<>();
-    @VisibleForTesting IntentFilter mIntentFilter;
-
-    @VisibleForTesting
-    BroadcastReceiver mReceiver =
-            new BroadcastReceiver() {
-                @Override
-                public void onReceive(Context context, Intent intent) {
-                    if (!BluetoothAdapter.ACTION_STATE_CHANGED.equals(intent.getAction())) return;
-                    int adapterState =
-                            intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothDevice.ERROR);
-                    mSwitchBar.setChecked(isBroadcasting());
-                    mSwitchBar.setEnabled(adapterState == BluetoothAdapter.STATE_ON);
-                    mListener.onSwitchBarChanged();
-                }
-            };
-
-    private final BluetoothLeBroadcast.Callback mBroadcastCallback =
-            new BluetoothLeBroadcast.Callback() {
-                @Override
-                public void onBroadcastStarted(int reason, int broadcastId) {
-                    Log.d(
-                            TAG,
-                            "onBroadcastStarted(), reason = "
-                                    + reason
-                                    + ", broadcastId = "
-                                    + broadcastId);
-                    updateSwitch();
-                }
-
-                @Override
-                public void onBroadcastStartFailed(int reason) {
-                    Log.d(TAG, "onBroadcastStartFailed(), reason = " + reason);
-                    // TODO: handle broadcast start fail
-                    updateSwitch();
-                }
-
-                @Override
-                public void onBroadcastMetadataChanged(
-                        int broadcastId, @NonNull BluetoothLeBroadcastMetadata metadata) {
-                    Log.d(
-                            TAG,
-                            "onBroadcastMetadataChanged(), broadcastId = "
-                                    + broadcastId
-                                    + ", metadata = "
-                                    + metadata.getBroadcastName());
-                    addSourceToTargetSinks(mTargetActiveSinks);
-                    if (mFragment == null) {
-                        Log.w(TAG, "Dialog fail to show due to null fragment.");
-                        return;
-                    }
-                    ThreadUtils.postOnMainThread(
-                            () -> {
-                                AudioSharingDialogFragment.show(
-                                        mFragment,
-                                        mDeviceItemsForSharing,
-                                        item -> {
-                                            addSourceToTargetSinks(
-                                                    mGroupedConnectedDevices
-                                                            .getOrDefault(
-                                                                    item.getGroupId(),
-                                                                    ImmutableList.of())
-                                                            .stream()
-                                                            .map(CachedBluetoothDevice::getDevice)
-                                                            .collect(Collectors.toList()));
-                                        });
-                            });
-                }
-
-                @Override
-                public void onBroadcastStopped(int reason, int broadcastId) {
-                    Log.d(
-                            TAG,
-                            "onBroadcastStopped(), reason = "
-                                    + reason
-                                    + ", broadcastId = "
-                                    + broadcastId);
-                    updateSwitch();
-                }
-
-                @Override
-                public void onBroadcastStopFailed(int reason) {
-                    Log.d(TAG, "onBroadcastStopFailed(), reason = " + reason);
-                    // TODO: handle broadcast stop fail
-                    updateSwitch();
-                }
-
-                @Override
-                public void onBroadcastUpdated(int reason, int broadcastId) {}
-
-                @Override
-                public void onBroadcastUpdateFailed(int reason, int broadcastId) {}
-
-                @Override
-                public void onPlaybackStarted(int reason, int broadcastId) {}
-
-                @Override
-                public void onPlaybackStopped(int reason, int broadcastId) {}
-            };
-
-    private BluetoothLeBroadcastAssistant.Callback mBroadcastAssistantCallback =
-            new BluetoothLeBroadcastAssistant.Callback() {
-                @Override
-                public void onSearchStarted(int reason) {}
-
-                @Override
-                public void onSearchStartFailed(int reason) {}
-
-                @Override
-                public void onSearchStopped(int reason) {}
-
-                @Override
-                public void onSearchStopFailed(int reason) {}
-
-                @Override
-                public void onSourceFound(@NonNull BluetoothLeBroadcastMetadata source) {}
-
-                @Override
-                public void onSourceAdded(@NonNull BluetoothDevice sink, int sourceId, int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceAdded(), sink = "
-                                    + sink
-                                    + ", sourceId = "
-                                    + sourceId
-                                    + ", reason = "
-                                    + reason);
-                    AudioSharingUtils.updateActiveDeviceIfNeeded(mBtManager);
-                }
-
-                @Override
-                public void onSourceAddFailed(
-                        @NonNull BluetoothDevice sink,
-                        @NonNull BluetoothLeBroadcastMetadata source,
-                        int reason) {
-                    Log.d(
-                            TAG,
-                            "onSourceAddFailed(), sink = "
-                                    + sink
-                                    + ", source = "
-                                    + source
-                                    + ", reason = "
-                                    + reason);
-                    AudioSharingUtils.toastMessage(
-                            mContext,
-                            String.format(
-                                    Locale.US,
-                                    "Fail to add source to %s reason %d",
-                                    sink.getAddress(),
-                                    reason));
-                }
-
-                @Override
-                public void onSourceModified(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceModifyFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceRemoved(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onSourceRemoveFailed(
-                        @NonNull BluetoothDevice sink, int sourceId, int reason) {}
-
-                @Override
-                public void onReceiveStateChanged(
-                        BluetoothDevice sink,
-                        int sourceId,
-                        BluetoothLeBroadcastReceiveState state) {}
-            };
-
-    AudioSharingSwitchBarController(
-            Context context, SettingsMainSwitchBar switchBar, OnSwitchBarChangedListener listener) {
-        super(context, PREF_KEY);
-        mSwitchBar = switchBar;
-        mListener = listener;
-        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
-        mIntentFilter = new IntentFilter(BluetoothAdapter.ACTION_STATE_CHANGED);
-        mBtManager = Utils.getLocalBtManager(context);
-        mBroadcast = mBtManager.getProfileManager().getLeAudioBroadcastProfile();
-        mAssistant = mBtManager.getProfileManager().getLeAudioBroadcastAssistantProfile();
-        mExecutor = Executors.newSingleThreadExecutor();
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        mSwitchBar.addOnSwitchChangeListener(this);
-        mContext.registerReceiver(mReceiver, mIntentFilter, Context.RECEIVER_EXPORTED_UNAUDITED);
-        if (mBroadcast != null) {
-            mBroadcast.registerServiceCallBack(mExecutor, mBroadcastCallback);
-        }
-        if (mAssistant != null) {
-            mAssistant.registerServiceCallBack(mExecutor, mBroadcastAssistantCallback);
-        }
-        if (isAvailable()) {
-            mSwitchBar.setChecked(isBroadcasting());
-            mSwitchBar.setEnabled(mBluetoothAdapter != null && mBluetoothAdapter.isEnabled());
-        }
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        mSwitchBar.removeOnSwitchChangeListener(this);
-        mContext.unregisterReceiver(mReceiver);
-        if (mBroadcast != null) {
-            mBroadcast.unregisterServiceCallBack(mBroadcastCallback);
-        }
-        if (mAssistant != null) {
-            mAssistant.unregisterServiceCallBack(mBroadcastAssistantCallback);
-        }
-    }
-
-    @Override
-    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
-        // Filter out unnecessary callbacks when switch is disabled.
-        if (!buttonView.isEnabled()) return;
-        if (isChecked) {
-            startAudioSharing();
-        } else {
-            stopAudioSharing();
-        }
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AudioSharingUtils.isFeatureEnabled() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
-    }
-
-    /**
-     * Initialize the controller.
-     *
-     * @param fragment The fragment to host the {@link AudioSharingSwitchBarController} dialog.
-     */
-    public void init(DashboardFragment fragment) {
-        this.mFragment = fragment;
-    }
-
-    private void startAudioSharing() {
-        mSwitchBar.setEnabled(false);
-        if (mBroadcast == null || isBroadcasting()) {
-            Log.d(TAG, "Already in broadcasting or broadcast not support, ignore!");
-            mSwitchBar.setEnabled(true);
-            return;
-        }
-        mGroupedConnectedDevices = AudioSharingUtils.fetchConnectedDevicesByGroupId(mBtManager);
-        ArrayList<AudioSharingDeviceItem> deviceItems =
-                AudioSharingUtils.buildOrderedConnectedLeadAudioSharingDeviceItem(
-                        mBtManager, mGroupedConnectedDevices, /* filterByInSharing= */ false);
-        // deviceItems is ordered. The active device is the first place if exits.
-        mDeviceItemsForSharing = new ArrayList<>(deviceItems);
-        if (!deviceItems.isEmpty() && deviceItems.get(0).isActive()) {
-            for (CachedBluetoothDevice device :
-                    mGroupedConnectedDevices.getOrDefault(
-                            deviceItems.get(0).getGroupId(), ImmutableList.of())) {
-                // If active device exists for audio sharing, share to it
-                // automatically once the broadcast is started.
-                mTargetActiveSinks.add(device.getDevice());
-            }
-            mDeviceItemsForSharing.remove(0);
-        }
-        // TODO: start broadcast with new API
-        mBroadcast.startBroadcast("test", null);
-    }
-
-    private void stopAudioSharing() {
-        mSwitchBar.setEnabled(false);
-        if (mBroadcast == null || !isBroadcasting()) {
-            Log.d(TAG, "Already not broadcasting or broadcast not support, ignore!");
-            mSwitchBar.setEnabled(true);
-            return;
-        }
-        mBroadcast.stopBroadcast(mBroadcast.getLatestBroadcastId());
-    }
-
-    private void updateSwitch() {
-        var unused =
-                ThreadUtils.postOnBackgroundThread(
-                        () -> {
-                            boolean isBroadcasting = isBroadcasting();
-                            ThreadUtils.postOnMainThread(
-                                    () -> {
-                                        if (mSwitchBar.isChecked() != isBroadcasting) {
-                                            mSwitchBar.setChecked(isBroadcasting);
-                                        }
-                                        mSwitchBar.setEnabled(true);
-                                        mListener.onSwitchBarChanged();
-                                    });
-                        });
-    }
-
-    private boolean isBroadcasting() {
-        return mBroadcast != null && mBroadcast.isEnabled(null);
-    }
-
-    private void addSourceToTargetSinks(List<BluetoothDevice> sinks) {
-        if (sinks.isEmpty() || mBroadcast == null || mAssistant == null) {
-            Log.d(TAG, "Skip adding source to target.");
-            return;
-        }
-        BluetoothLeBroadcastMetadata broadcastMetadata =
-                mBroadcast.getLatestBluetoothLeBroadcastMetadata();
-        if (broadcastMetadata == null) {
-            Log.e(TAG, "Error: There is no broadcastMetadata.");
-            return;
-        }
-        for (BluetoothDevice sink : sinks) {
-            Log.d(
-                    TAG,
-                    "Add broadcast with broadcastId: "
-                            + broadcastMetadata.getBroadcastId()
-                            + "to the device: "
-                            + sink.getAnonymizedAddress());
-            mAssistant.addSource(sink, broadcastMetadata, /* isGroupOp= */ false);
-        }
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingUtils.java

@@ -1,320 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.bluetooth.BluetoothAdapter;
-import android.bluetooth.BluetoothCsipSetCoordinator;
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.bluetooth.BluetoothStatusCodes;
-import android.content.Context;
-import android.util.Log;
-import android.widget.Toast;
-
-import com.android.settings.flags.Flags;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Optional;
-import java.util.stream.Collectors;
-
-import javax.annotation.Nullable;
-
-public class AudioSharingUtils {
-    private static final String TAG = "AudioSharingUtils";
-    private static final boolean DEBUG = BluetoothUtils.D;
-
-    /**
-     * Fetch {@link CachedBluetoothDevice}s connected to the broadcast assistant. The devices are
-     * grouped by CSIP group id.
-     *
-     * @param localBtManager The BT manager to provide BT functions.
-     * @return A map of connected devices grouped by CSIP group id.
-     */
-    public static Map<Integer, List<CachedBluetoothDevice>> fetchConnectedDevicesByGroupId(
-            LocalBluetoothManager localBtManager) {
-        Map<Integer, List<CachedBluetoothDevice>> groupedDevices = new HashMap<>();
-        LocalBluetoothLeBroadcastAssistant assistant =
-                localBtManager.getProfileManager().getLeAudioBroadcastAssistantProfile();
-        if (assistant == null) return groupedDevices;
-        // TODO: filter out devices with le audio disabled.
-        List<BluetoothDevice> connectedDevices = assistant.getConnectedDevices();
-        CachedBluetoothDeviceManager cacheManager = localBtManager.getCachedDeviceManager();
-        for (BluetoothDevice device : connectedDevices) {
-            CachedBluetoothDevice cachedDevice = cacheManager.findDevice(device);
-            if (cachedDevice == null) {
-                Log.d(TAG, "Skip device due to not being cached: " + device.getAnonymizedAddress());
-                continue;
-            }
-            int groupId = cachedDevice.getGroupId();
-            if (groupId == BluetoothCsipSetCoordinator.GROUP_ID_INVALID) {
-                Log.d(
-                        TAG,
-                        "Skip device due to no valid group id: " + device.getAnonymizedAddress());
-                continue;
-            }
-            if (!groupedDevices.containsKey(groupId)) {
-                groupedDevices.put(groupId, new ArrayList<>());
-            }
-            groupedDevices.get(groupId).add(cachedDevice);
-        }
-        if (DEBUG) {
-            Log.d(TAG, "fetchConnectedDevicesByGroupId: " + groupedDevices);
-        }
-        return groupedDevices;
-    }
-
-    /**
-     * Fetch a list of ordered connected lead {@link CachedBluetoothDevice}s eligible for audio
-     * sharing. The active device is placed in the first place if it exists. The devices can be
-     * filtered by whether it is already in the audio sharing session.
-     *
-     * @param localBtManager The BT manager to provide BT functions. *
-     * @param groupedConnectedDevices devices connected to broadcast assistant grouped by CSIP group
-     *     id.
-     * @param filterByInSharing Whether to filter the device by if is already in the sharing
-     *     session.
-     * @return A list of ordered connected devices eligible for the audio sharing. The active device
-     *     is placed in the first place if it exists.
-     */
-    public static List<CachedBluetoothDevice> buildOrderedConnectedLeadDevices(
-            LocalBluetoothManager localBtManager,
-            Map<Integer, List<CachedBluetoothDevice>> groupedConnectedDevices,
-            boolean filterByInSharing) {
-        List<CachedBluetoothDevice> orderedDevices = new ArrayList<>();
-        LocalBluetoothLeBroadcastAssistant assistant =
-                localBtManager.getProfileManager().getLeAudioBroadcastAssistantProfile();
-        if (assistant == null) return orderedDevices;
-        for (List<CachedBluetoothDevice> devices : groupedConnectedDevices.values()) {
-            CachedBluetoothDevice leadDevice = null;
-            for (CachedBluetoothDevice device : devices) {
-                if (!device.getMemberDevice().isEmpty()) {
-                    leadDevice = device;
-                    break;
-                }
-            }
-            if (leadDevice == null && !devices.isEmpty()) {
-                leadDevice = devices.get(0);
-                Log.d(
-                        TAG,
-                        "Empty member device, pick arbitrary device as the lead: "
-                                + leadDevice.getDevice().getAnonymizedAddress());
-            }
-            if (leadDevice == null) {
-                Log.d(TAG, "Skip due to no lead device");
-                continue;
-            }
-            if (filterByInSharing && !hasBroadcastSource(leadDevice, localBtManager)) {
-                Log.d(
-                        TAG,
-                        "Filtered the device due to not in sharing session: "
-                                + leadDevice.getDevice().getAnonymizedAddress());
-                continue;
-            }
-            orderedDevices.add(leadDevice);
-        }
-        orderedDevices.sort(
-                (CachedBluetoothDevice d1, CachedBluetoothDevice d2) -> {
-                    // Active above not inactive
-                    int comparison =
-                            (isActiveLeAudioDevice(d2) ? 1 : 0)
-                                    - (isActiveLeAudioDevice(d1) ? 1 : 0);
-                    if (comparison != 0) return comparison;
-                    // Bonded above not bonded
-                    comparison =
-                            (d2.getBondState() == BluetoothDevice.BOND_BONDED ? 1 : 0)
-                                    - (d1.getBondState() == BluetoothDevice.BOND_BONDED ? 1 : 0);
-                    if (comparison != 0) return comparison;
-                    // Bond timestamp available above unavailable
-                    comparison =
-                            (d2.getBondTimestamp() != null ? 1 : 0)
-                                    - (d1.getBondTimestamp() != null ? 1 : 0);
-                    if (comparison != 0) return comparison;
-                    // Order by bond timestamp if it is available
-                    // Otherwise order by device name
-                    return d1.getBondTimestamp() != null
-                            ? d1.getBondTimestamp().compareTo(d2.getBondTimestamp())
-                            : d1.getName().compareTo(d2.getName());
-                });
-        return orderedDevices;
-    }
-
-    /**
-     * Fetch a list of ordered connected lead {@link AudioSharingDeviceItem}s eligible for audio
-     * sharing. The active device is placed in the first place if it exists. The devices can be
-     * filtered by whether it is already in the audio sharing session.
-     *
-     * @param localBtManager The BT manager to provide BT functions. *
-     * @param groupedConnectedDevices devices connected to broadcast assistant grouped by CSIP group
-     *     id.
-     * @param filterByInSharing Whether to filter the device by if is already in the sharing
-     *     session.
-     * @return A list of ordered connected devices eligible for the audio sharing. The active device
-     *     is placed in the first place if it exists.
-     */
-    public static ArrayList<AudioSharingDeviceItem> buildOrderedConnectedLeadAudioSharingDeviceItem(
-            LocalBluetoothManager localBtManager,
-            Map<Integer, List<CachedBluetoothDevice>> groupedConnectedDevices,
-            boolean filterByInSharing) {
-        return buildOrderedConnectedLeadDevices(
-                        localBtManager, groupedConnectedDevices, filterByInSharing)
-                .stream()
-                .map(device -> buildAudioSharingDeviceItem(device))
-                .collect(Collectors.toCollection(ArrayList::new));
-    }
-
-    /** Build {@link AudioSharingDeviceItem} from {@link CachedBluetoothDevice}. */
-    public static AudioSharingDeviceItem buildAudioSharingDeviceItem(
-            CachedBluetoothDevice cachedDevice) {
-        return new AudioSharingDeviceItem(
-                cachedDevice.getName(),
-                cachedDevice.getGroupId(),
-                isActiveLeAudioDevice(cachedDevice));
-    }
-
-    /**
-     * Check if {@link CachedBluetoothDevice} is in an audio sharing session.
-     *
-     * @param cachedDevice The cached bluetooth device to check.
-     * @param localBtManager The BT manager to provide BT functions.
-     * @return Whether the device is in an audio sharing session.
-     */
-    public static boolean hasBroadcastSource(
-            CachedBluetoothDevice cachedDevice, LocalBluetoothManager localBtManager) {
-        LocalBluetoothLeBroadcastAssistant assistant =
-                localBtManager.getProfileManager().getLeAudioBroadcastAssistantProfile();
-        if (assistant == null) {
-            return false;
-        }
-        List<BluetoothLeBroadcastReceiveState> sourceList =
-                assistant.getAllSources(cachedDevice.getDevice());
-        if (!sourceList.isEmpty()) return true;
-        // Return true if member device is in broadcast.
-        for (CachedBluetoothDevice device : cachedDevice.getMemberDevice()) {
-            List<BluetoothLeBroadcastReceiveState> list =
-                    assistant.getAllSources(device.getDevice());
-            if (!list.isEmpty()) return true;
-        }
-        return false;
-    }
-
-    /**
-     * Check if {@link CachedBluetoothDevice} is an active le audio device.
-     *
-     * @param cachedDevice The cached bluetooth device to check.
-     * @return Whether the device is an active le audio device.
-     */
-    public static boolean isActiveLeAudioDevice(CachedBluetoothDevice cachedDevice) {
-        return BluetoothUtils.isActiveLeAudioDevice(cachedDevice);
-    }
-
-    /**
-     * Retrieves the one and only active Bluetooth LE Audio sink device, regardless if the device is
-     * currently in an audio sharing session.
-     *
-     * @param manager The LocalBluetoothManager instance used to fetch connected devices.
-     * @return An Optional containing the active LE Audio device, or an empty Optional if not found.
-     */
-    public static Optional<CachedBluetoothDevice> getActiveSinkOnAssistant(
-            @Nullable LocalBluetoothManager manager) {
-        if (manager == null) {
-            Log.w(TAG, "getActiveSinksOnAssistant(): LocalBluetoothManager is null!");
-            return Optional.empty();
-        }
-        var groupedDevices = fetchConnectedDevicesByGroupId(manager);
-        var leadDevices = buildOrderedConnectedLeadDevices(manager, groupedDevices, false);
-
-        if (!leadDevices.isEmpty() && AudioSharingUtils.isActiveLeAudioDevice(leadDevices.get(0))) {
-            return Optional.of(leadDevices.get(0));
-        } else {
-            Log.w(TAG, "getActiveSinksOnAssistant(): No active lead device!");
-        }
-        return Optional.empty();
-    }
-
-    /** Toast message on main thread. */
-    public static void toastMessage(Context context, String message) {
-        ThreadUtils.postOnMainThread(
-                () -> Toast.makeText(context, message, Toast.LENGTH_LONG).show());
-    }
-
-    /** Returns if the le audio sharing is enabled. */
-    public static boolean isFeatureEnabled() {
-        BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
-        return Flags.enableLeAudioSharing()
-                && adapter.isLeAudioBroadcastSourceSupported()
-                        == BluetoothStatusCodes.FEATURE_SUPPORTED
-                && adapter.isLeAudioBroadcastAssistantSupported()
-                        == BluetoothStatusCodes.FEATURE_SUPPORTED;
-    }
-
-    /** Automatically update active device if needed. */
-    public static void updateActiveDeviceIfNeeded(LocalBluetoothManager localBtManager) {
-        if (localBtManager == null) return;
-        Map<Integer, List<CachedBluetoothDevice>> groupedConnectedDevices =
-                fetchConnectedDevicesByGroupId(localBtManager);
-        List<CachedBluetoothDevice> devicesInSharing =
-                buildOrderedConnectedLeadDevices(
-                        localBtManager, groupedConnectedDevices, /* filterByInSharing= */ true);
-        if (devicesInSharing.isEmpty()) return;
-        List<BluetoothDevice> devices =
-                BluetoothAdapter.getDefaultAdapter().getMostRecentlyConnectedDevices();
-        CachedBluetoothDevice targetDevice = null;
-        int targetDeviceIdx = -1;
-        for (CachedBluetoothDevice device : devicesInSharing) {
-            if (devices.contains(device.getDevice())) {
-                int idx = devices.indexOf(device.getDevice());
-                if (idx > targetDeviceIdx) {
-                    targetDeviceIdx = idx;
-                    targetDevice = device;
-                }
-            }
-        }
-        if (targetDevice != null && !isActiveLeAudioDevice(targetDevice)) {
-            Log.d(
-                    TAG,
-                    "updateActiveDeviceIfNeeded, set active device: "
-                            + targetDevice.getDevice().getAnonymizedAddress());
-            targetDevice.setActive();
-        }
-    }
-
-    /** Returns if the broadcast is on-going. */
-    public static boolean isBroadcasting(LocalBluetoothManager manager) {
-        if (manager == null) return false;
-        LocalBluetoothLeBroadcast broadcast =
-                manager.getProfileManager().getLeAudioBroadcastProfile();
-        return broadcast != null && broadcast.isEnabled(null);
-    }
-
-    /** Stops the latest broadcast. */
-    public static void stopBroadcasting(LocalBluetoothManager manager) {
-        if (manager == null) return;
-        LocalBluetoothLeBroadcast broadcast =
-                manager.getProfileManager().getLeAudioBroadcastProfile();
-        broadcast.stopBroadcast(broadcast.getLatestBroadcastId());
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/CallsAndAlarmsDialogFragment.java

@@ -1,99 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.app.Dialog;
-import android.app.settings.SettingsEnums;
-import android.os.Bundle;
-
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-
-import com.android.settings.R;
-import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
-
-import java.util.ArrayList;
-
-/** Provides a dialog to choose the active device for calls and alarms. */
-public class CallsAndAlarmsDialogFragment extends InstrumentedDialogFragment {
-    private static final String TAG = "CallsAndAlarmsDialog";
-    private static final String BUNDLE_KEY_DEVICE_ITEMS = "bundle_key_device_items";
-
-    // The host creates an instance of this dialog fragment must implement this interface to receive
-    // event callbacks.
-    public interface DialogEventListener {
-        /**
-         * Called when users click the device item to set active for calls and alarms in the dialog.
-         *
-         * @param item The device item clicked.
-         */
-        void onItemClick(AudioSharingDeviceItem item);
-    }
-
-    private static DialogEventListener sListener;
-
-    @Override
-    public int getMetricsCategory() {
-        return SettingsEnums.DIALOG_AUDIO_SHARING_SWITCH_ACTIVE;
-    }
-
-    /**
-     * Display the {@link CallsAndAlarmsDialogFragment} dialog.
-     *
-     * @param host The Fragment this dialog will be hosted.
-     * @param deviceItems The connected device items in audio sharing session.
-     * @param listener The callback to handle the user action on this dialog.
-     */
-    public static void show(
-            Fragment host,
-            ArrayList<AudioSharingDeviceItem> deviceItems,
-            DialogEventListener listener) {
-        if (!AudioSharingUtils.isFeatureEnabled()) return;
-        final FragmentManager manager = host.getChildFragmentManager();
-        sListener = listener;
-        if (manager.findFragmentByTag(TAG) == null) {
-            final Bundle bundle = new Bundle();
-            bundle.putParcelableArrayList(BUNDLE_KEY_DEVICE_ITEMS, deviceItems);
-            final CallsAndAlarmsDialogFragment dialog = new CallsAndAlarmsDialogFragment();
-            dialog.setArguments(bundle);
-            dialog.show(manager, TAG);
-        }
-    }
-
-    @Override
-    public Dialog onCreateDialog(Bundle savedInstanceState) {
-        Bundle arguments = requireArguments();
-        ArrayList<AudioSharingDeviceItem> deviceItems =
-                arguments.getParcelableArrayList(BUNDLE_KEY_DEVICE_ITEMS);
-        int checkedItem = -1;
-        // deviceItems is ordered. The active device is put in the first place if it does exist
-        if (!deviceItems.isEmpty() && deviceItems.get(0).isActive()) checkedItem = 0;
-        String[] choices =
-                deviceItems.stream().map(AudioSharingDeviceItem::getName).toArray(String[]::new);
-        AlertDialog.Builder builder =
-                new AlertDialog.Builder(getActivity())
-                        .setTitle(R.string.calls_and_alarms_device_title)
-                        .setSingleChoiceItems(
-                                choices,
-                                checkedItem,
-                                (dialog, which) -> {
-                                    sListener.onItemClick(deviceItems.get(which));
-                                });
-        return builder.create();
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/CallsAndAlarmsPreferenceController.java

@@ -1,165 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing;
-
-import android.annotation.Nullable;
-import android.bluetooth.BluetoothProfile;
-import android.content.Context;
-import android.util.Log;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settingslib.bluetooth.BluetoothCallback;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-/** PreferenceController to control the dialog to choose the active device for calls and alarms */
-public class CallsAndAlarmsPreferenceController extends AudioSharingBasePreferenceController
-        implements BluetoothCallback {
-
-    private static final String TAG = "CallsAndAlarmsPreferenceController";
-    private static final String PREF_KEY = "calls_and_alarms";
-
-    private final LocalBluetoothManager mLocalBtManager;
-    private DashboardFragment mFragment;
-    Map<Integer, List<CachedBluetoothDevice>> mGroupedConnectedDevices = new HashMap<>();
-    private ArrayList<AudioSharingDeviceItem> mDeviceItemsInSharingSession = new ArrayList<>();
-
-    public CallsAndAlarmsPreferenceController(Context context) {
-        super(context, PREF_KEY);
-        mLocalBtManager = Utils.getLocalBtManager(mContext);
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return PREF_KEY;
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-        mPreference.setOnPreferenceClickListener(
-                preference -> {
-                    if (mFragment == null) {
-                        Log.w(TAG, "Dialog fail to show due to null host.");
-                        return true;
-                    }
-                    updateDeviceItemsInSharingSession();
-                    if (mDeviceItemsInSharingSession.size() >= 2) {
-                        CallsAndAlarmsDialogFragment.show(
-                                mFragment,
-                                mDeviceItemsInSharingSession,
-                                (AudioSharingDeviceItem item) -> {
-                                    for (CachedBluetoothDevice device :
-                                            mGroupedConnectedDevices.get(item.getGroupId())) {
-                                        device.setActive();
-                                    }
-                                });
-                    }
-                    return true;
-                });
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        super.onStart(owner);
-        if (mLocalBtManager != null) {
-            mLocalBtManager.getEventManager().registerCallback(this);
-        }
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        super.onStop(owner);
-        if (mLocalBtManager != null) {
-            mLocalBtManager.getEventManager().unregisterCallback(this);
-        }
-    }
-
-    @Override
-    public void updateVisibility() {
-        if (mPreference == null) return;
-        var unused =
-                ThreadUtils.postOnBackgroundThread(
-                        () -> {
-                            boolean isVisible = isBroadcasting() && isBluetoothStateOn();
-                            if (!isVisible) {
-                                ThreadUtils.postOnMainThread(() -> mPreference.setVisible(false));
-                            } else {
-                                updateDeviceItemsInSharingSession();
-                                // mDeviceItemsInSharingSession is ordered. The active device is the
-                                // first
-                                // place if exits.
-                                if (!mDeviceItemsInSharingSession.isEmpty()
-                                        && mDeviceItemsInSharingSession.get(0).isActive()) {
-                                    ThreadUtils.postOnMainThread(
-                                            () -> {
-                                                mPreference.setVisible(true);
-                                                mPreference.setSummary(
-                                                        mDeviceItemsInSharingSession
-                                                                .get(0)
-                                                                .getName());
-                                            });
-                                } else {
-                                    ThreadUtils.postOnMainThread(
-                                            () -> {
-                                                mPreference.setVisible(true);
-                                                mPreference.setSummary(
-                                                        "No active device in sharing");
-                                            });
-                                }
-                            }
-                        });
-    }
-
-    @Override
-    public void onActiveDeviceChanged(
-            @Nullable CachedBluetoothDevice activeDevice, int bluetoothProfile) {
-        if (bluetoothProfile != BluetoothProfile.LE_AUDIO) {
-            Log.d(TAG, "Ignore onActiveDeviceChanged, not LE_AUDIO profile");
-            return;
-        }
-        mPreference.setSummary(activeDevice == null ? "" : activeDevice.getName());
-    }
-
-    /**
-     * Initialize the controller.
-     *
-     * @param fragment The fragment to host the {@link CallsAndAlarmsDialogFragment} dialog.
-     */
-    public void init(DashboardFragment fragment) {
-        this.mFragment = fragment;
-    }
-
-    private void updateDeviceItemsInSharingSession() {
-        mGroupedConnectedDevices =
-                AudioSharingUtils.fetchConnectedDevicesByGroupId(mLocalBtManager);
-        mDeviceItemsInSharingSession =
-                AudioSharingUtils.buildOrderedConnectedLeadAudioSharingDeviceItem(
-                        mLocalBtManager, mGroupedConnectedDevices, /* filterByInSharing= */ true);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamButtonController.java

@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.content.Context;
-
-import androidx.annotation.Nullable;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.R;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settingslib.widget.ActionButtonsPreference;
-
-public class AudioStreamButtonController extends BasePreferenceController
-        implements DefaultLifecycleObserver {
-    private static final String KEY = "audio_stream_button";
-    private @Nullable ActionButtonsPreference mPreference;
-    private int mBroadcastId = -1;
-
-    public AudioStreamButtonController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-    }
-
-    @Override
-    public final void displayPreference(PreferenceScreen screen) {
-        mPreference = screen.findPreference(getPreferenceKey());
-        if (mPreference != null) {
-            mPreference.setButton1Enabled(true);
-            // TODO(chelseahao): update this based on stream connection state
-            mPreference
-                    .setButton1Text(R.string.bluetooth_device_context_disconnect)
-                    .setButton1Icon(R.drawable.ic_settings_close);
-        }
-        super.displayPreference(screen);
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AVAILABLE;
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return KEY;
-    }
-
-    /** Initialize with broadcast id */
-    void init(int broadcastId) {
-        mBroadcastId = broadcastId;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamDetailsFragment.java

@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.content.Context;
-import android.os.Bundle;
-
-import com.android.settings.R;
-import com.android.settings.dashboard.DashboardFragment;
-
-public class AudioStreamDetailsFragment extends DashboardFragment {
-    static final String BROADCAST_NAME_ARG = "broadcast_name";
-    static final String BROADCAST_ID_ARG = "broadcast_id";
-    private static final String TAG = "AudioStreamDetailsFragment";
-
-    @Override
-    public void onAttach(Context context) {
-        super.onAttach(context);
-        Bundle arguments = getArguments();
-        if (arguments != null) {
-            use(AudioStreamHeaderController.class)
-                    .init(
-                            this,
-                            arguments.getString(BROADCAST_NAME_ARG),
-                            arguments.getInt(BROADCAST_ID_ARG));
-            use(AudioStreamButtonController.class).init(arguments.getInt(BROADCAST_ID_ARG));
-        }
-    }
-
-    @Override
-    public int getMetricsCategory() {
-        // TODO(chelseahao): update metrics id
-        return 0;
-    }
-
-    @Override
-    protected int getPreferenceScreenResId() {
-        return R.xml.audio_stream_details_fragment;
-    }
-
-    @Override
-    protected String getLogTag() {
-        return TAG;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamHeaderController.java

@@ -1,85 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.content.Context;
-
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.R;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settings.widget.EntityHeaderController;
-import com.android.settingslib.widget.LayoutPreference;
-
-import javax.annotation.Nullable;
-
-public class AudioStreamHeaderController extends BasePreferenceController
-        implements DefaultLifecycleObserver {
-    private static final String KEY = "audio_stream_header";
-    private @Nullable EntityHeaderController mHeaderController;
-    private @Nullable DashboardFragment mFragment;
-    private String mBroadcastName = "";
-    private int mBroadcastId = -1;
-
-    public AudioStreamHeaderController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-    }
-
-    @Override
-    public final void displayPreference(PreferenceScreen screen) {
-        LayoutPreference headerPreference = screen.findPreference(KEY);
-        if (headerPreference != null && mFragment != null) {
-            mHeaderController =
-                    EntityHeaderController.newInstance(
-                            mFragment.getActivity(),
-                            mFragment,
-                            headerPreference.findViewById(R.id.entity_header));
-            if (mBroadcastName != null) {
-                mHeaderController.setLabel(mBroadcastName);
-            }
-            mHeaderController.setIcon(
-                    screen.getContext().getDrawable(R.drawable.ic_bt_audio_sharing));
-            // TODO(chelseahao): update this based on stream connection state
-            mHeaderController.setSummary("Listening now");
-            mHeaderController.done(true);
-            screen.addPreference(headerPreference);
-        }
-        super.displayPreference(screen);
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AVAILABLE;
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return KEY;
-    }
-
-    /** Initialize with {@link AudioStreamDetailsFragment} and broadcast name and id */
-    void init(
-            AudioStreamDetailsFragment audioStreamDetailsFragment,
-            String broadcastName,
-            int broadcastId) {
-        mFragment = audioStreamDetailsFragment;
-        mBroadcastName = broadcastName;
-        mBroadcastId = broadcastId;
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamPreference.java

@@ -1,102 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.bluetooth.BluetoothLeAudioContentMetadata;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.content.Context;
-import android.util.AttributeSet;
-
-import androidx.annotation.Nullable;
-
-import com.android.settings.R;
-import com.android.settingslib.widget.TwoTargetPreference;
-
-import com.google.common.base.Strings;
-
-/**
- * Custom preference class for managing audio stream preferences with an optional lock icon. Extends
- * {@link TwoTargetPreference}.
- */
-class AudioStreamPreference extends TwoTargetPreference {
-    private boolean mIsConnected = false;
-
-    /**
-     * Update preference UI based on connection status
-     *
-     * @param isConnected Is this streams connected
-     */
-    void setIsConnected(
-            boolean isConnected, @Nullable OnPreferenceClickListener onPreferenceClickListener) {
-        if (mIsConnected == isConnected
-                && getOnPreferenceClickListener() == onPreferenceClickListener) {
-            // Nothing to update.
-            return;
-        }
-        mIsConnected = isConnected;
-        setSummary(isConnected ? "Listening now" : "");
-        setOrder(isConnected ? 0 : 1);
-        setOnPreferenceClickListener(onPreferenceClickListener);
-        notifyChanged();
-    }
-
-    AudioStreamPreference(Context context, @Nullable AttributeSet attrs) {
-        super(context, attrs);
-        setIcon(R.drawable.ic_bt_audio_sharing);
-    }
-
-    @Override
-    protected boolean shouldHideSecondTarget() {
-        return mIsConnected;
-    }
-
-    @Override
-    protected int getSecondTargetResId() {
-        return R.layout.preference_widget_lock;
-    }
-
-    static AudioStreamPreference fromMetadata(
-            Context context, BluetoothLeBroadcastMetadata source) {
-        AudioStreamPreference preference = new AudioStreamPreference(context, /* attrs= */ null);
-        preference.setTitle(getBroadcastName(source));
-        return preference;
-    }
-
-    static AudioStreamPreference fromReceiveState(
-            Context context, BluetoothLeBroadcastReceiveState state) {
-        AudioStreamPreference preference = new AudioStreamPreference(context, /* attrs= */ null);
-        preference.setTitle(getBroadcastName(state));
-        return preference;
-    }
-
-    private static String getBroadcastName(BluetoothLeBroadcastMetadata source) {
-        return source.getSubgroups().stream()
-                .map(s -> s.getContentMetadata().getProgramInfo())
-                .filter(i -> !Strings.isNullOrEmpty(i))
-                .findFirst()
-                .orElse("Broadcast Id: " + source.getBroadcastId());
-    }
-
-    private static String getBroadcastName(BluetoothLeBroadcastReceiveState state) {
-        return state.getSubgroupMetadata().stream()
-                .map(BluetoothLeAudioContentMetadata::getProgramInfo)
-                .filter(i -> !Strings.isNullOrEmpty(i))
-                .findFirst()
-                .orElse("Broadcast Id: " + state.getBroadcastId());
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsActiveDeviceController.java

@@ -1,67 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.content.Context;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.core.BasePreferenceController;
-
-public class AudioStreamsActiveDeviceController extends BasePreferenceController
-        implements AudioStreamsActiveDeviceSummaryUpdater.OnSummaryChangeListener,
-                DefaultLifecycleObserver {
-
-    public static final String KEY = "audio_streams_active_device";
-    private final AudioStreamsActiveDeviceSummaryUpdater mSummaryHelper;
-    private Preference mPreference;
-
-    public AudioStreamsActiveDeviceController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-        mSummaryHelper = new AudioStreamsActiveDeviceSummaryUpdater(mContext, this);
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-        mPreference = screen.findPreference(KEY);
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AVAILABLE;
-    }
-
-    @Override
-    public void onSummaryChanged(String summary) {
-        mPreference.setSummary(summary);
-    }
-
-    @Override
-    public void onResume(@NonNull LifecycleOwner owner) {
-        mSummaryHelper.register(true);
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        mSummaryHelper.register(false);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsActiveDeviceSummaryUpdater.java

@@ -1,99 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.annotation.Nullable;
-import android.bluetooth.BluetoothProfile;
-import android.content.Context;
-import android.text.TextUtils;
-import android.util.Log;
-
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingUtils;
-import com.android.settingslib.bluetooth.BluetoothCallback;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-public class AudioStreamsActiveDeviceSummaryUpdater implements BluetoothCallback {
-    private static final String TAG = "AudioStreamsActiveDeviceSummaryUpdater";
-    private static final boolean DEBUG = BluetoothUtils.D;
-    private final LocalBluetoothManager mBluetoothManager;
-    private String mSummary;
-    private OnSummaryChangeListener mListener;
-
-    public AudioStreamsActiveDeviceSummaryUpdater(
-            Context context, OnSummaryChangeListener listener) {
-        mBluetoothManager = Utils.getLocalBluetoothManager(context);
-        mListener = listener;
-    }
-
-    @Override
-    public void onActiveDeviceChanged(
-            @Nullable CachedBluetoothDevice activeDevice, int bluetoothProfile) {
-        if (DEBUG) {
-            Log.d(
-                    TAG,
-                    "onActiveDeviceChanged() with activeDevice : "
-                            + (activeDevice == null ? "null" : activeDevice.getAddress())
-                            + " on profile : "
-                            + bluetoothProfile);
-        }
-        if (bluetoothProfile == BluetoothProfile.LE_AUDIO) {
-            notifyChangeIfNeeded();
-        }
-    }
-
-    void register(boolean register) {
-        if (register) {
-            notifyChangeIfNeeded();
-            mBluetoothManager.getEventManager().registerCallback(this);
-        } else {
-            mBluetoothManager.getEventManager().unregisterCallback(this);
-        }
-    }
-
-    private void notifyChangeIfNeeded() {
-        ThreadUtils.postOnBackgroundThread(
-                () -> {
-                    String summary = getSummary();
-                    if (!TextUtils.equals(mSummary, summary)) {
-                        mSummary = summary;
-                        ThreadUtils.postOnMainThread(() -> mListener.onSummaryChanged(summary));
-                    }
-                });
-    }
-
-    private String getSummary() {
-        var activeSink = AudioSharingUtils.getActiveSinkOnAssistant(mBluetoothManager);
-        if (activeSink.isEmpty()) {
-            return "No active LE Audio device";
-        }
-        return activeSink.get().getName();
-    }
-
-    /** Interface definition for a callback to be invoked when the summary has been changed. */
-    interface OnSummaryChangeListener {
-        /**
-         * Called when summary has changed.
-         *
-         * @param summary The new summary.
-         */
-        void onSummaryChanged(String summary);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsBroadcastAssistantCallback.java

@@ -1,173 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothLeBroadcastAssistant;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.util.Log;
-
-import com.android.settingslib.bluetooth.BluetoothUtils;
-
-import java.util.Locale;
-
-public class AudioStreamsBroadcastAssistantCallback
-        implements BluetoothLeBroadcastAssistant.Callback {
-
-    private static final String TAG = "AudioStreamsBroadcastAssistantCallback";
-    private static final boolean DEBUG = BluetoothUtils.D;
-
-    private final AudioStreamsProgressCategoryController mCategoryController;
-
-    public AudioStreamsBroadcastAssistantCallback(
-            AudioStreamsProgressCategoryController audioStreamsProgressCategoryController) {
-        mCategoryController = audioStreamsProgressCategoryController;
-    }
-
-    @Override
-    public void onReceiveStateChanged(
-            BluetoothDevice sink, int sourceId, BluetoothLeBroadcastReceiveState state) {
-        if (DEBUG) {
-            Log.d(
-                    TAG,
-                    "onReceiveStateChanged() sink : "
-                            + sink.getAddress()
-                            + " sourceId: "
-                            + sourceId
-                            + " state: "
-                            + state);
-        }
-        mCategoryController.handleSourceConnected(state);
-    }
-
-    @Override
-    public void onSearchStartFailed(int reason) {
-        Log.w(TAG, "onSearchStartFailed() reason : " + reason);
-        mCategoryController.showToast(
-                String.format(Locale.US, "Failed to start scanning, reason %d", reason));
-    }
-
-    @Override
-    public void onSearchStarted(int reason) {
-        if (mCategoryController == null) {
-            Log.w(TAG, "onSearchStarted() : mCategoryController is null!");
-            return;
-        }
-        if (DEBUG) {
-            Log.d(TAG, "onSearchStarted() reason : " + reason);
-        }
-        mCategoryController.setScanning(true);
-    }
-
-    @Override
-    public void onSearchStopFailed(int reason) {
-        Log.w(TAG, "onSearchStopFailed() reason : " + reason);
-        mCategoryController.showToast(
-                String.format(Locale.US, "Failed to stop scanning, reason %d", reason));
-    }
-
-    @Override
-    public void onSearchStopped(int reason) {
-        if (mCategoryController == null) {
-            Log.w(TAG, "onSearchStopped() : mCategoryController is null!");
-            return;
-        }
-        if (DEBUG) {
-            Log.d(TAG, "onSearchStopped() reason : " + reason);
-        }
-        mCategoryController.setScanning(false);
-    }
-
-    @Override
-    public void onSourceAddFailed(
-            BluetoothDevice sink, BluetoothLeBroadcastMetadata source, int reason) {
-        if (DEBUG) {
-            Log.d(
-                    TAG,
-                    "onSourceAddFailed() sink : "
-                            + sink.getAddress()
-                            + " source: "
-                            + source
-                            + " reason: "
-                            + reason);
-        }
-        mCategoryController.showToast(
-                String.format(Locale.US, "Failed to join broadcast, reason %d", reason));
-    }
-
-    @Override
-    public void onSourceAdded(BluetoothDevice sink, int sourceId, int reason) {
-        if (DEBUG) {
-            Log.d(
-                    TAG,
-                    "onSourceAdded() sink : "
-                            + sink.getAddress()
-                            + " sourceId: "
-                            + sourceId
-                            + " reason: "
-                            + reason);
-        }
-    }
-
-    @Override
-    public void onSourceFound(BluetoothLeBroadcastMetadata source) {
-        if (mCategoryController == null) {
-            Log.w(TAG, "onSourceFound() : mCategoryController is null!");
-            return;
-        }
-        if (DEBUG) {
-            Log.d(TAG, "onSourceFound() broadcastId : " + source.getBroadcastId());
-        }
-        mCategoryController.handleSourceFound(source);
-    }
-
-    @Override
-    public void onSourceLost(int broadcastId) {
-        if (DEBUG) {
-            Log.d(TAG, "onSourceLost() broadcastId : " + broadcastId);
-        }
-        mCategoryController.handleSourceLost(broadcastId);
-    }
-
-    @Override
-    public void onSourceModified(BluetoothDevice sink, int sourceId, int reason) {}
-
-    @Override
-    public void onSourceModifyFailed(BluetoothDevice sink, int sourceId, int reason) {}
-
-    @Override
-    public void onSourceRemoveFailed(BluetoothDevice sink, int sourceId, int reason) {
-        Log.w(TAG, "onSourceRemoveFailed() sourceId : " + sourceId + " reason : " + reason);
-        mCategoryController.showToast(
-                String.format(
-                        Locale.US,
-                        "Failed to remove source %d for sink %s",
-                        sourceId,
-                        sink.getAddress()));
-    }
-
-    @Override
-    public void onSourceRemoved(BluetoothDevice sink, int sourceId, int reason) {
-        if (DEBUG) {
-            Log.d(TAG, "onSourceRemoved() sourceId : " + sourceId + " reason : " + reason);
-        }
-        mCategoryController.showToast(
-                String.format(
-                        Locale.US, "Source %d removed for sink %s", sourceId, sink.getAddress()));
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsCategoryController.java

@@ -1,110 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.annotation.Nullable;
-import android.bluetooth.BluetoothProfile;
-import android.content.Context;
-import android.util.Log;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.LifecycleOwner;
-
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingBasePreferenceController;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingUtils;
-import com.android.settings.flags.Flags;
-import com.android.settingslib.bluetooth.BluetoothCallback;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-import java.util.concurrent.Executor;
-import java.util.concurrent.Executors;
-
-public class AudioStreamsCategoryController extends AudioSharingBasePreferenceController {
-    private static final String TAG = "AudioStreamsCategoryController";
-    private static final boolean DEBUG = BluetoothUtils.D;
-    private final LocalBluetoothManager mLocalBtManager;
-    private final Executor mExecutor;
-    private final BluetoothCallback mBluetoothCallback =
-            new BluetoothCallback() {
-                @Override
-                public void onActiveDeviceChanged(
-                        @Nullable CachedBluetoothDevice activeDevice, int bluetoothProfile) {
-                    if (bluetoothProfile == BluetoothProfile.LE_AUDIO) {
-                        updateVisibility();
-                    }
-                }
-            };
-
-    public AudioStreamsCategoryController(Context context, String key) {
-        super(context, key);
-        mLocalBtManager = Utils.getLocalBtManager(mContext);
-        mExecutor = Executors.newSingleThreadExecutor();
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        super.onStart(owner);
-        if (mLocalBtManager != null) {
-            mLocalBtManager.getEventManager().registerCallback(mBluetoothCallback);
-        }
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        super.onStop(owner);
-        if (mLocalBtManager != null) {
-            mLocalBtManager.getEventManager().unregisterCallback(mBluetoothCallback);
-        }
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return Flags.enableLeAudioQrCodePrivateBroadcastSharing()
-                ? AVAILABLE
-                : UNSUPPORTED_ON_DEVICE;
-    }
-
-    @Override
-    public void updateVisibility() {
-        if (mPreference == null) return;
-        mExecutor.execute(
-                () -> {
-                    boolean hasActiveLe =
-                            AudioSharingUtils.getActiveSinkOnAssistant(mLocalBtManager).isPresent();
-                    boolean isBroadcasting = isBroadcasting();
-                    boolean isBluetoothOn = isBluetoothStateOn();
-                    if (DEBUG) {
-                        Log.d(
-                                TAG,
-                                "updateVisibility() isBroadcasting : "
-                                        + isBroadcasting
-                                        + " hasActiveLe : "
-                                        + hasActiveLe
-                                        + " is BT on : "
-                                        + isBluetoothOn);
-                    }
-                    ThreadUtils.postOnMainThread(
-                            () ->
-                                    mPreference.setVisible(
-                                            isBluetoothOn && hasActiveLe && !isBroadcasting));
-                });
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsDashboardFragment.java

@@ -1,114 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsScanQrCodeController.REQUEST_SCAN_BT_BROADCAST_QR_CODE;
-
-import android.app.Activity;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.content.Context;
-import android.content.Intent;
-import android.os.Bundle;
-import android.util.Log;
-
-import com.android.settings.R;
-import com.android.settings.connecteddevice.audiosharing.audiostreams.qrcode.QrCodeScanModeFragment;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settingslib.bluetooth.BluetoothLeBroadcastMetadataExt;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-
-public class AudioStreamsDashboardFragment extends DashboardFragment {
-    private static final String TAG = "AudioStreamsDashboardFrag";
-    private static final boolean DEBUG = BluetoothUtils.D;
-    private AudioStreamsScanQrCodeController mAudioStreamsScanQrCodeController;
-
-    public AudioStreamsDashboardFragment() {
-        super();
-    }
-
-    @Override
-    public int getMetricsCategory() {
-        // TODO: update category id.
-        return 0;
-    }
-
-    @Override
-    protected String getLogTag() {
-        return TAG;
-    }
-
-    @Override
-    public int getHelpResource() {
-        return R.string.help_url_audio_sharing;
-    }
-
-    @Override
-    protected int getPreferenceScreenResId() {
-        return R.xml.bluetooth_audio_streams;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-    }
-
-    @Override
-    public void onAttach(Context context) {
-        super.onAttach(context);
-        mAudioStreamsScanQrCodeController = use(AudioStreamsScanQrCodeController.class);
-        mAudioStreamsScanQrCodeController.setFragment(this);
-    }
-
-    @Override
-    public void onActivityCreated(Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
-    }
-
-    @Override
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        super.onActivityResult(requestCode, resultCode, data);
-        if (DEBUG) {
-            Log.d(
-                    TAG,
-                    "onActivityResult() requestCode : "
-                            + requestCode
-                            + " resultCode : "
-                            + resultCode);
-        }
-        if (requestCode == REQUEST_SCAN_BT_BROADCAST_QR_CODE) {
-            if (resultCode == Activity.RESULT_OK) {
-                String broadcastMetadata =
-                        data.getStringExtra(QrCodeScanModeFragment.KEY_BROADCAST_METADATA);
-                BluetoothLeBroadcastMetadata source =
-                        BluetoothLeBroadcastMetadataExt.INSTANCE.convertToBroadcastMetadata(
-                                broadcastMetadata);
-                if (source == null) {
-                    Log.w(TAG, "onActivityResult() source is null!");
-                    return;
-                }
-                if (DEBUG) {
-                    Log.d(TAG, "onActivityResult() broadcastId : " + source.getBroadcastId());
-                }
-                if (mAudioStreamsScanQrCodeController == null) {
-                    Log.w(TAG, "onActivityResult() AudioStreamsScanQrCodeController is null!");
-                    return;
-                }
-                mAudioStreamsScanQrCodeController.addSource(source);
-            }
-        }
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsHelper.java

@@ -1,165 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import static java.util.Collections.emptyList;
-
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.util.Log;
-
-import com.android.settings.connecteddevice.audiosharing.AudioSharingUtils;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.bluetooth.LocalBluetoothProfileManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-import java.util.List;
-import java.util.stream.Stream;
-
-import javax.annotation.Nullable;
-
-/**
- * A helper class that adds, removes and retrieves LE broadcast sources for all active sink devices.
- */
-class AudioStreamsHelper {
-
-    private static final String TAG = "AudioStreamsHelper";
-    private static final boolean DEBUG = BluetoothUtils.D;
-
-    private final @Nullable LocalBluetoothManager mBluetoothManager;
-    private final @Nullable LocalBluetoothLeBroadcastAssistant mLeBroadcastAssistant;
-
-    AudioStreamsHelper(@Nullable LocalBluetoothManager bluetoothManager) {
-        mBluetoothManager = bluetoothManager;
-        mLeBroadcastAssistant = getLeBroadcastAssistant(mBluetoothManager);
-    }
-
-    /**
-     * Adds the specified LE broadcast source to all active sinks.
-     *
-     * @param source The LE broadcast metadata representing the audio source.
-     */
-    void addSource(BluetoothLeBroadcastMetadata source) {
-        if (mLeBroadcastAssistant == null) {
-            Log.w(TAG, "addSource(): LeBroadcastAssistant is null!");
-            return;
-        }
-        var unused =
-                ThreadUtils.postOnBackgroundThread(
-                        () -> {
-                            for (var sink : getActiveSinksOnAssistant(mBluetoothManager)) {
-                                if (DEBUG) {
-                                    Log.d(
-                                            TAG,
-                                            "addSource(): join broadcast broadcastId"
-                                                    + " : "
-                                                    + source.getBroadcastId()
-                                                    + " sink : "
-                                                    + sink.getAddress());
-                                }
-                                mLeBroadcastAssistant.addSource(sink, source, false);
-                            }
-                        });
-    }
-
-    /** Removes sources from LE broadcasts associated for all active sinks based on broadcast Id. */
-    void removeSource(int broadcastId) {
-        if (mLeBroadcastAssistant == null) {
-            Log.w(TAG, "removeSource(): LeBroadcastAssistant is null!");
-            return;
-        }
-        var unused =
-                ThreadUtils.postOnBackgroundThread(
-                        () -> {
-                            for (var sink : getActiveSinksOnAssistant(mBluetoothManager)) {
-                                if (DEBUG) {
-                                    Log.d(
-                                            TAG,
-                                            "removeSource(): remove all sources with broadcast id :"
-                                                    + broadcastId
-                                                    + " from sink : "
-                                                    + sink.getAddress());
-                                }
-                                mLeBroadcastAssistant.getAllSources(sink).stream()
-                                        .filter(state -> state.getBroadcastId() == broadcastId)
-                                        .forEach(
-                                                state ->
-                                                        mLeBroadcastAssistant.removeSource(
-                                                                sink, state.getSourceId()));
-                            }
-                        });
-    }
-
-    /** Retrieves a list of all LE broadcast receive states from active sinks. */
-    List<BluetoothLeBroadcastReceiveState> getAllSources() {
-        if (mLeBroadcastAssistant == null) {
-            Log.w(TAG, "getAllSources(): LeBroadcastAssistant is null!");
-            return emptyList();
-        }
-        return getActiveSinksOnAssistant(mBluetoothManager).stream()
-                .flatMap(sink -> mLeBroadcastAssistant.getAllSources(sink).stream())
-                .toList();
-    }
-
-    @Nullable
-    LocalBluetoothLeBroadcastAssistant getLeBroadcastAssistant() {
-        return mLeBroadcastAssistant;
-    }
-
-    static boolean isConnected(BluetoothLeBroadcastReceiveState state) {
-        return state.getPaSyncState() == BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_SYNCHRONIZED
-                && state.getBigEncryptionState()
-                        == BluetoothLeBroadcastReceiveState.BIG_ENCRYPTION_STATE_DECRYPTING;
-    }
-
-    private static List<BluetoothDevice> getActiveSinksOnAssistant(
-            @Nullable LocalBluetoothManager manager) {
-        if (manager == null) {
-            Log.w(TAG, "getActiveSinksOnAssistant(): LocalBluetoothManager is null!");
-            return emptyList();
-        }
-        return AudioSharingUtils.getActiveSinkOnAssistant(manager)
-                .map(
-                        cachedBluetoothDevice ->
-                                Stream.concat(
-                                                Stream.of(cachedBluetoothDevice.getDevice()),
-                                                cachedBluetoothDevice.getMemberDevice().stream()
-                                                        .map(CachedBluetoothDevice::getDevice))
-                                        .toList())
-                .orElse(emptyList());
-    }
-
-    private static @Nullable LocalBluetoothLeBroadcastAssistant getLeBroadcastAssistant(
-            @Nullable LocalBluetoothManager manager) {
-        if (manager == null) {
-            Log.w(TAG, "getLeBroadcastAssistant(): LocalBluetoothManager is null!");
-            return null;
-        }
-
-        LocalBluetoothProfileManager profileManager = manager.getProfileManager();
-        if (profileManager == null) {
-            Log.w(TAG, "getLeBroadcastAssistant(): LocalBluetoothProfileManager is null!");
-            return null;
-        }
-
-        return profileManager.getLeAudioBroadcastAssistantProfile();
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsProgressCategoryController.java

@@ -1,314 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import static java.util.Collections.emptyList;
-
-import android.app.AlertDialog;
-import android.app.settings.SettingsEnums;
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothLeBroadcastReceiveState;
-import android.bluetooth.BluetoothProfile;
-import android.content.Context;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.EditText;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.R;
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingUtils;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settings.core.SubSettingLauncher;
-import com.android.settingslib.bluetooth.BluetoothCallback;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-import java.nio.charset.StandardCharsets;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.Executor;
-import java.util.concurrent.Executors;
-
-import javax.annotation.Nullable;
-
-public class AudioStreamsProgressCategoryController extends BasePreferenceController
-        implements DefaultLifecycleObserver {
-    private static final String TAG = "AudioStreamsProgressCategoryController";
-    private static final boolean DEBUG = BluetoothUtils.D;
-    private final BluetoothCallback mBluetoothCallback =
-            new BluetoothCallback() {
-                @Override
-                public void onActiveDeviceChanged(
-                        @Nullable CachedBluetoothDevice activeDevice, int bluetoothProfile) {
-                    if (bluetoothProfile == BluetoothProfile.LE_AUDIO) {
-                        mExecutor.execute(() -> init(activeDevice != null));
-                    }
-                }
-            };
-
-    private final Executor mExecutor;
-    private final AudioStreamsBroadcastAssistantCallback mBroadcastAssistantCallback;
-    private final AudioStreamsHelper mAudioStreamsHelper;
-    private final @Nullable LocalBluetoothLeBroadcastAssistant mLeBroadcastAssistant;
-    private final @Nullable LocalBluetoothManager mBluetoothManager;
-    private final ConcurrentHashMap<Integer, AudioStreamPreference> mBroadcastIdToPreferenceMap =
-            new ConcurrentHashMap<>();
-    private AudioStreamsProgressCategoryPreference mCategoryPreference;
-
-    public AudioStreamsProgressCategoryController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-        mExecutor = Executors.newSingleThreadExecutor();
-        mBluetoothManager = Utils.getLocalBtManager(mContext);
-        mAudioStreamsHelper = new AudioStreamsHelper(mBluetoothManager);
-        mLeBroadcastAssistant = mAudioStreamsHelper.getLeBroadcastAssistant();
-        mBroadcastAssistantCallback = new AudioStreamsBroadcastAssistantCallback(this);
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AVAILABLE;
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-        mCategoryPreference = screen.findPreference(getPreferenceKey());
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        if (mBluetoothManager != null) {
-            mBluetoothManager.getEventManager().registerCallback(mBluetoothCallback);
-        }
-        mExecutor.execute(
-                () -> {
-                    boolean hasActive =
-                            AudioSharingUtils.getActiveSinkOnAssistant(mBluetoothManager)
-                                    .isPresent();
-                    init(hasActive);
-                });
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        if (mBluetoothManager != null) {
-            mBluetoothManager.getEventManager().unregisterCallback(mBluetoothCallback);
-        }
-        mExecutor.execute(this::stopScanning);
-    }
-
-    void setScanning(boolean isScanning) {
-        ThreadUtils.postOnMainThread(
-                () -> {
-                    if (mCategoryPreference != null) mCategoryPreference.setProgress(isScanning);
-                });
-    }
-
-    void handleSourceFound(BluetoothLeBroadcastMetadata source) {
-        Preference.OnPreferenceClickListener addSourceOrShowDialog =
-                preference -> {
-                    if (DEBUG) {
-                        Log.d(
-                                TAG,
-                                "preferenceClicked(): attempt to join broadcast id : "
-                                        + source.getBroadcastId());
-                    }
-                    if (source.isEncrypted()) {
-                        ThreadUtils.postOnMainThread(
-                                () -> launchPasswordDialog(source, preference));
-                    } else {
-                        mAudioStreamsHelper.addSource(source);
-                    }
-                    return true;
-                };
-        mBroadcastIdToPreferenceMap.computeIfAbsent(
-                source.getBroadcastId(),
-                k -> {
-                    var preference = AudioStreamPreference.fromMetadata(mContext, source);
-                    ThreadUtils.postOnMainThread(
-                            () -> {
-                                preference.setIsConnected(false, addSourceOrShowDialog);
-                                if (mCategoryPreference != null) {
-                                    mCategoryPreference.addPreference(preference);
-                                }
-                            });
-                    return preference;
-                });
-    }
-
-    void handleSourceLost(int broadcastId) {
-        var toRemove = mBroadcastIdToPreferenceMap.remove(broadcastId);
-        if (toRemove != null) {
-            ThreadUtils.postOnMainThread(
-                    () -> {
-                        if (mCategoryPreference != null) {
-                            mCategoryPreference.removePreference(toRemove);
-                        }
-                    });
-        }
-        mAudioStreamsHelper.removeSource(broadcastId);
-    }
-
-    void handleSourceConnected(BluetoothLeBroadcastReceiveState state) {
-        if (!AudioStreamsHelper.isConnected(state)) {
-            return;
-        }
-        mBroadcastIdToPreferenceMap.compute(
-                state.getBroadcastId(),
-                (k, v) -> {
-                    // True if this source has been added either by scanning, or it's currently
-                    // connected to another active sink.
-                    boolean existed = v != null;
-                    AudioStreamPreference preference =
-                            existed ? v : AudioStreamPreference.fromReceiveState(mContext, state);
-
-                    ThreadUtils.postOnMainThread(
-                            () -> {
-                                preference.setIsConnected(
-                                        true, p -> launchDetailFragment(state.getBroadcastId()));
-                                if (mCategoryPreference != null && !existed) {
-                                    mCategoryPreference.addPreference(preference);
-                                }
-                            });
-
-                    return preference;
-                });
-    }
-
-    void showToast(String msg) {
-        AudioSharingUtils.toastMessage(mContext, msg);
-    }
-
-    private void init(boolean hasActive) {
-        mBroadcastIdToPreferenceMap.clear();
-        ThreadUtils.postOnMainThread(
-                () -> {
-                    if (mCategoryPreference != null) {
-                        mCategoryPreference.removeAll();
-                        mCategoryPreference.setVisible(hasActive);
-                    }
-                });
-        if (hasActive) {
-            startScanning();
-        } else {
-            stopScanning();
-        }
-    }
-
-    private void startScanning() {
-        if (mLeBroadcastAssistant == null) {
-            Log.w(TAG, "startScanning(): LeBroadcastAssistant is null!");
-            return;
-        }
-        if (mLeBroadcastAssistant.isSearchInProgress()) {
-            showToast("Failed to start scanning, please try again.");
-            return;
-        }
-        if (DEBUG) {
-            Log.d(TAG, "startScanning()");
-        }
-        mLeBroadcastAssistant.registerServiceCallBack(mExecutor, mBroadcastAssistantCallback);
-        mLeBroadcastAssistant.startSearchingForSources(emptyList());
-
-        // Display currently connected streams
-        var unused =
-                ThreadUtils.postOnBackgroundThread(
-                        () ->
-                                mAudioStreamsHelper
-                                        .getAllSources()
-                                        .forEach(this::handleSourceConnected));
-    }
-
-    private void stopScanning() {
-        if (mLeBroadcastAssistant == null) {
-            Log.w(TAG, "stopScanning(): LeBroadcastAssistant is null!");
-            return;
-        }
-        if (mLeBroadcastAssistant.isSearchInProgress()) {
-            if (DEBUG) {
-                Log.d(TAG, "stopScanning()");
-            }
-            mLeBroadcastAssistant.stopSearchingForSources();
-        }
-        mLeBroadcastAssistant.unregisterServiceCallBack(mBroadcastAssistantCallback);
-    }
-
-    private boolean launchDetailFragment(int broadcastId) {
-        if (!mBroadcastIdToPreferenceMap.containsKey(broadcastId)) {
-            Log.w(
-                    TAG,
-                    "launchDetailFragment(): broadcastId not exist in BroadcastIdToPreferenceMap!");
-            return false;
-        }
-        AudioStreamPreference preference = mBroadcastIdToPreferenceMap.get(broadcastId);
-
-        Bundle broadcast = new Bundle();
-        broadcast.putString(
-                AudioStreamDetailsFragment.BROADCAST_NAME_ARG, (String) preference.getTitle());
-        broadcast.putInt(AudioStreamDetailsFragment.BROADCAST_ID_ARG, broadcastId);
-
-        new SubSettingLauncher(mContext)
-                .setTitleText("Audio stream details")
-                .setDestination(AudioStreamDetailsFragment.class.getName())
-                // TODO(chelseahao): Add logging enum
-                .setSourceMetricsCategory(SettingsEnums.PAGE_UNKNOWN)
-                .setArguments(broadcast)
-                .launch();
-        return true;
-    }
-
-    private void launchPasswordDialog(BluetoothLeBroadcastMetadata source, Preference preference) {
-        View layout =
-                LayoutInflater.from(mContext)
-                        .inflate(R.layout.bluetooth_find_broadcast_password_dialog, null);
-        ((TextView) layout.requireViewById(R.id.broadcast_name_text))
-                .setText(preference.getTitle());
-        AlertDialog alertDialog =
-                new AlertDialog.Builder(mContext)
-                        .setTitle(R.string.find_broadcast_password_dialog_title)
-                        .setView(layout)
-                        .setNeutralButton(android.R.string.cancel, null)
-                        .setPositiveButton(
-                                R.string.bluetooth_connect_access_dialog_positive,
-                                (dialog, which) -> {
-                                    var code =
-                                            ((EditText)
-                                                            layout.requireViewById(
-                                                                    R.id.broadcast_edit_text))
-                                                    .getText()
-                                                    .toString();
-                                    mAudioStreamsHelper.addSource(
-                                            new BluetoothLeBroadcastMetadata.Builder(source)
-                                                    .setBroadcastCode(
-                                                            code.getBytes(StandardCharsets.UTF_8))
-                                                    .build());
-                                })
-                        .create();
-        alertDialog.show();
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsProgressCategoryPreference.java

@@ -1,52 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.content.Context;
-import android.util.AttributeSet;
-
-import com.android.settings.ProgressCategory;
-import com.android.settings.R;
-
-public class AudioStreamsProgressCategoryPreference extends ProgressCategory {
-
-    public AudioStreamsProgressCategoryPreference(Context context) {
-        super(context);
-        init();
-    }
-
-    public AudioStreamsProgressCategoryPreference(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        init();
-    }
-
-    public AudioStreamsProgressCategoryPreference(
-            Context context, AttributeSet attrs, int defStyleAttr) {
-        super(context, attrs, defStyleAttr);
-        init();
-    }
-
-    public AudioStreamsProgressCategoryPreference(
-            Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
-        super(context, attrs, defStyleAttr, defStyleRes);
-        init();
-    }
-
-    private void init() {
-        setEmptyTextRes(R.string.audio_streams_empty);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsQrCodeFragment.java

@@ -1,102 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.graphics.Bitmap;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-
-import com.android.settings.R;
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.core.InstrumentedFragment;
-import com.android.settingslib.bluetooth.BluetoothLeBroadcastMetadataExt;
-import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
-import com.android.settingslib.qrcode.QrCodeGenerator;
-
-import com.google.zxing.WriterException;
-
-import java.util.Optional;
-
-public class AudioStreamsQrCodeFragment extends InstrumentedFragment {
-    private static final String TAG = "AudioStreamsQrCodeFragment";
-
-    @Override
-    public int getMetricsCategory() {
-        // TODO(chelseahao): update metrics id
-        return 0;
-    }
-
-    @Override
-    public final View onCreateView(
-            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        View view = inflater.inflate(R.xml.bluetooth_audio_streams_qr_code, container, false);
-        getQrCodeBitmap()
-                .ifPresent(
-                        bm ->
-                                ((ImageView) view.requireViewById(R.id.qrcode_view))
-                                        .setImageBitmap(bm));
-        return view;
-    }
-
-    private Optional<Bitmap> getQrCodeBitmap() {
-        String broadcastMetadata = getBroadcastMetadataQrCode();
-        if (broadcastMetadata.isEmpty()) {
-            Log.d(TAG, "onCreateView: broadcastMetadata is empty!");
-            return Optional.empty();
-        }
-
-        try {
-            int qrcodeSize = getContext().getResources().getDimensionPixelSize(R.dimen.qrcode_size);
-            Bitmap bitmap = QrCodeGenerator.encodeQrCode(broadcastMetadata, qrcodeSize);
-            return Optional.of(bitmap);
-        } catch (WriterException e) {
-            Log.d(
-                    TAG,
-                    "onCreateView: broadcastMetadata "
-                            + broadcastMetadata
-                            + " qrCode generation exception "
-                            + e);
-        }
-
-        return Optional.empty();
-    }
-
-    private String getBroadcastMetadataQrCode() {
-        LocalBluetoothLeBroadcast localBluetoothLeBroadcast =
-                Utils.getLocalBtManager(getActivity())
-                        .getProfileManager()
-                        .getLeAudioBroadcastProfile();
-        if (localBluetoothLeBroadcast == null) {
-            Log.d(TAG, "getBroadcastMetadataQrCode: localBluetoothLeBroadcast is null!");
-            return "";
-        }
-
-        BluetoothLeBroadcastMetadata metadata =
-                localBluetoothLeBroadcast.getLatestBluetoothLeBroadcastMetadata();
-        if (metadata == null) {
-            Log.d(TAG, "getBroadcastMetadataQrCode: metadata is null!");
-            return "";
-        }
-
-        return BluetoothLeBroadcastMetadataExt.INSTANCE.toQrCodeString(metadata);
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsScanQrCodeController.java

@@ -1,139 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams;
-
-import android.bluetooth.BluetoothLeBroadcastMetadata;
-import android.bluetooth.BluetoothProfile;
-import android.content.Context;
-import android.content.Intent;
-import android.util.Log;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.bluetooth.Utils;
-import com.android.settings.connecteddevice.audiosharing.AudioSharingUtils;
-import com.android.settings.connecteddevice.audiosharing.audiostreams.qrcode.QrCodeScanModeActivity;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settingslib.bluetooth.BluetoothBroadcastUtils;
-import com.android.settingslib.bluetooth.BluetoothCallback;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.bluetooth.CachedBluetoothDevice;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-import com.android.settingslib.utils.ThreadUtils;
-
-public class AudioStreamsScanQrCodeController extends BasePreferenceController
-        implements DefaultLifecycleObserver {
-    static final int REQUEST_SCAN_BT_BROADCAST_QR_CODE = 0;
-    private static final String TAG = "AudioStreamsProgressCategoryController";
-    private static final boolean DEBUG = BluetoothUtils.D;
-    private static final String KEY = "audio_streams_scan_qr_code";
-    private final BluetoothCallback mBluetoothCallback =
-            new BluetoothCallback() {
-                @Override
-                public void onActiveDeviceChanged(
-                        @Nullable CachedBluetoothDevice activeDevice, int bluetoothProfile) {
-                    if (bluetoothProfile == BluetoothProfile.LE_AUDIO) {
-                        updateVisibility();
-                    }
-                }
-            };
-
-    private final LocalBluetoothManager mLocalBtManager;
-    private final AudioStreamsHelper mAudioStreamsHelper;
-    private AudioStreamsDashboardFragment mFragment;
-    private Preference mPreference;
-
-    public AudioStreamsScanQrCodeController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-        mLocalBtManager = Utils.getLocalBtManager(mContext);
-        mAudioStreamsHelper = new AudioStreamsHelper(mLocalBtManager);
-    }
-
-    public void setFragment(AudioStreamsDashboardFragment fragment) {
-        mFragment = fragment;
-    }
-
-    @Override
-    public void onStart(@NonNull LifecycleOwner owner) {
-        if (mLocalBtManager != null) {
-            mLocalBtManager.getEventManager().registerCallback(mBluetoothCallback);
-        }
-    }
-
-    @Override
-    public void onStop(@NonNull LifecycleOwner owner) {
-        if (mLocalBtManager != null) {
-            mLocalBtManager.getEventManager().unregisterCallback(mBluetoothCallback);
-        }
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AVAILABLE;
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return KEY;
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-        mPreference = screen.findPreference(getPreferenceKey());
-        if (mPreference == null) {
-            Log.w(TAG, "displayPreference() mPreference is null!");
-            return;
-        }
-        mPreference.setOnPreferenceClickListener(
-                preference -> {
-                    if (mFragment == null) {
-                        Log.w(TAG, "displayPreference() mFragment is null!");
-                        return false;
-                    }
-                    if (preference.getKey().equals(KEY)) {
-                        Intent intent = new Intent(mContext, QrCodeScanModeActivity.class);
-                        intent.setAction(
-                                BluetoothBroadcastUtils.ACTION_BLUETOOTH_LE_AUDIO_QR_CODE_SCANNER);
-                        mFragment.startActivityForResult(intent, REQUEST_SCAN_BT_BROADCAST_QR_CODE);
-                        if (DEBUG) {
-                            Log.w(TAG, "displayPreference() sent intent : " + intent);
-                        }
-                        return true;
-                    }
-                    return false;
-                });
-    }
-
-    void addSource(BluetoothLeBroadcastMetadata source) {
-        mAudioStreamsHelper.addSource(source);
-    }
-
-    private void updateVisibility() {
-        ThreadUtils.postOnBackgroundThread(
-                () -> {
-                    boolean hasActiveLe =
-                            AudioSharingUtils.getActiveSinkOnAssistant(mLocalBtManager).isPresent();
-                    ThreadUtils.postOnMainThread(() -> mPreference.setVisible(hasActiveLe));
-                });
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/qrcode/QrCodeScanModeActivity.java

@@ -1,113 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams.qrcode;
-
-import android.content.Intent;
-import android.os.Bundle;
-import android.util.Log;
-
-import androidx.fragment.app.FragmentTransaction;
-
-import com.android.settings.R;
-import com.android.settingslib.bluetooth.BluetoothBroadcastUtils;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-
-/**
- * Finding a broadcast through QR code.
- *
- * <p>To use intent action {@link
- * BluetoothBroadcastUtils#ACTION_BLUETOOTH_LE_AUDIO_QR_CODE_SCANNER}, specify the bluetooth device
- * sink of the broadcast to be provisioned in {@link
- * BluetoothBroadcastUtils#EXTRA_BLUETOOTH_DEVICE_SINK} and check the operation for all coordinated
- * set members throughout one session or not by {@link
- * BluetoothBroadcastUtils#EXTRA_BLUETOOTH_SINK_IS_GROUP}.
- */
-public class QrCodeScanModeActivity extends QrCodeScanModeBaseActivity {
-    private static final boolean DEBUG = BluetoothUtils.D;
-    private static final String TAG = "QrCodeScanModeActivity";
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-    }
-
-    @Override
-    protected void handleIntent(Intent intent) {
-        String action = intent != null ? intent.getAction() : null;
-        if (DEBUG) {
-            Log.d(TAG, "handleIntent(), action = " + action);
-        }
-
-        if (action == null) {
-            finish();
-            return;
-        }
-
-        switch (action) {
-            case BluetoothBroadcastUtils.ACTION_BLUETOOTH_LE_AUDIO_QR_CODE_SCANNER:
-                showQrCodeScannerFragment(intent);
-                break;
-            default:
-                if (DEBUG) {
-                    Log.e(TAG, "Launch with an invalid action");
-                }
-                finish();
-        }
-    }
-
-    protected void showQrCodeScannerFragment(Intent intent) {
-        if (intent == null) {
-            if (DEBUG) {
-                Log.d(TAG, "intent is null, can not get bluetooth information from intent.");
-            }
-            return;
-        }
-
-        if (DEBUG) {
-            Log.d(TAG, "showQrCodeScannerFragment");
-        }
-
-        if (DEBUG) {
-            Log.d(TAG, "get extra from intent");
-        }
-
-        QrCodeScanModeFragment fragment =
-                (QrCodeScanModeFragment)
-                        mFragmentManager.findFragmentByTag(
-                                BluetoothBroadcastUtils.TAG_FRAGMENT_QR_CODE_SCANNER);
-
-        if (fragment == null) {
-            fragment = new QrCodeScanModeFragment();
-        } else {
-            if (fragment.isVisible()) {
-                return;
-            }
-
-            // When the fragment in back stack but not on top of the stack, we can simply pop
-            // stack because current fragment transactions are arranged in an order
-            mFragmentManager.popBackStackImmediate();
-            return;
-        }
-        final FragmentTransaction fragmentTransaction = mFragmentManager.beginTransaction();
-
-        fragmentTransaction.replace(
-                R.id.fragment_container,
-                fragment,
-                BluetoothBroadcastUtils.TAG_FRAGMENT_QR_CODE_SCANNER);
-        fragmentTransaction.commit();
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/qrcode/QrCodeScanModeBaseActivity.java

@@ -1,64 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams.qrcode;
-
-import android.content.Intent;
-import android.os.Bundle;
-import android.os.SystemProperties;
-
-import androidx.fragment.app.FragmentManager;
-
-import com.android.settings.R;
-import com.android.settingslib.core.lifecycle.ObservableActivity;
-
-import com.google.android.setupdesign.util.ThemeHelper;
-import com.google.android.setupdesign.util.ThemeResolver;
-
-public abstract class QrCodeScanModeBaseActivity extends ObservableActivity {
-
-    private static final String THEME_KEY = "setupwizard.theme";
-    private static final String THEME_DEFAULT_VALUE = "SudThemeGlifV3_DayNight";
-    protected FragmentManager mFragmentManager;
-
-    protected abstract void handleIntent(Intent intent);
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        int defaultTheme =
-                ThemeHelper.isSetupWizardDayNightEnabled(this)
-                        ? com.google.android.setupdesign.R.style.SudThemeGlifV3_DayNight
-                        : com.google.android.setupdesign.R.style.SudThemeGlifV3_Light;
-        ThemeResolver themeResolver =
-                new ThemeResolver.Builder(ThemeResolver.getDefault())
-                        .setDefaultTheme(defaultTheme)
-                        .setUseDayNight(true)
-                        .build();
-        setTheme(
-                themeResolver.resolve(
-                        SystemProperties.get(THEME_KEY, THEME_DEFAULT_VALUE),
-                        /* suppressDayNight= */ !ThemeHelper.isSetupWizardDayNightEnabled(this)));
-
-        setContentView(R.layout.qrcode_scan_mode_activity);
-        mFragmentManager = getSupportFragmentManager();
-
-        if (savedInstanceState == null) {
-            handleIntent(getIntent());
-        }
-    }
-}

src/com/android/settings/connecteddevice/audiosharing/audiostreams/qrcode/QrCodeScanModeFragment.java

@@ -1,268 +0,0 @@
-/*
- * Copyright (C) 2023 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.connecteddevice.audiosharing.audiostreams.qrcode;
-
-import android.app.Activity;
-import android.app.settings.SettingsEnums;
-import android.content.Context;
-import android.content.Intent;
-import android.graphics.Matrix;
-import android.graphics.Outline;
-import android.graphics.Rect;
-import android.graphics.SurfaceTexture;
-import android.os.Bundle;
-import android.os.Handler;
-import android.os.Message;
-import android.os.VibrationEffect;
-import android.os.Vibrator;
-import android.util.Log;
-import android.util.Size;
-import android.view.LayoutInflater;
-import android.view.TextureView;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.ViewOutlineProvider;
-import android.view.accessibility.AccessibilityEvent;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.StringRes;
-
-import com.android.settings.R;
-import com.android.settings.core.InstrumentedFragment;
-import com.android.settingslib.bluetooth.BluetoothBroadcastUtils;
-import com.android.settingslib.bluetooth.BluetoothUtils;
-import com.android.settingslib.qrcode.QrCamera;
-
-import java.time.Duration;
-
-public class QrCodeScanModeFragment extends InstrumentedFragment
-        implements TextureView.SurfaceTextureListener, QrCamera.ScannerCallback {
-    private static final boolean DEBUG = BluetoothUtils.D;
-    private static final String TAG = "QrCodeScanModeFragment";
-
-    /** Message sent to hide error message */
-    private static final int MESSAGE_HIDE_ERROR_MESSAGE = 1;
-
-    /** Message sent to show error message */
-    private static final int MESSAGE_SHOW_ERROR_MESSAGE = 2;
-
-    /** Message sent to broadcast QR code */
-    private static final int MESSAGE_SCAN_BROADCAST_SUCCESS = 3;
-
-    private static final long SHOW_ERROR_MESSAGE_INTERVAL = 10000;
-    private static final long SHOW_SUCCESS_SQUARE_INTERVAL = 1000;
-
-    private static final Duration VIBRATE_DURATION_QR_CODE_RECOGNITION = Duration.ofMillis(3);
-
-    public static final String KEY_BROADCAST_METADATA = "key_broadcast_metadata";
-
-    private int mCornerRadius;
-    private String mBroadcastMetadata;
-    private Context mContext;
-    private QrCamera mCamera;
-    private TextureView mTextureView;
-    private TextView mSummary;
-    private TextView mErrorMessage;
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        mContext = getContext();
-    }
-
-    @Override
-    public final View onCreateView(
-            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        return inflater.inflate(
-                R.layout.qrcode_scanner_fragment, container, /* attachToRoot */ false);
-    }
-
-    @Override
-    public void onViewCreated(View view, Bundle savedInstanceState) {
-        mTextureView = view.findViewById(R.id.preview_view);
-        mCornerRadius =
-                mContext.getResources().getDimensionPixelSize(R.dimen.qrcode_preview_radius);
-        mTextureView.setSurfaceTextureListener(this);
-        mTextureView.setOutlineProvider(
-                new ViewOutlineProvider() {
-                    @Override
-                    public void getOutline(View view, Outline outline) {
-                        outline.setRoundRect(
-                                0, 0, view.getWidth(), view.getHeight(), mCornerRadius);
-                    }
-                });
-        mTextureView.setClipToOutline(true);
-        mErrorMessage = view.findViewById(R.id.error_message);
-    }
-
-    private void initCamera(SurfaceTexture surface) {
-        // Check if the camera has already created.
-        if (mCamera == null) {
-            mCamera = new QrCamera(mContext, this);
-            mCamera.start(surface);
-        }
-    }
-
-    private void destroyCamera() {
-        if (mCamera != null) {
-            mCamera.stop();
-            mCamera = null;
-        }
-    }
-
-    @Override
-    public void onSurfaceTextureAvailable(@NonNull SurfaceTexture surface, int width, int height) {
-        initCamera(surface);
-    }
-
-    @Override
-    public void onSurfaceTextureSizeChanged(
-            @NonNull SurfaceTexture surface, int width, int height) {}
-
-    @Override
-    public boolean onSurfaceTextureDestroyed(@NonNull SurfaceTexture surface) {
-        destroyCamera();
-        return true;
-    }
-
-    @Override
-    public void onSurfaceTextureUpdated(@NonNull SurfaceTexture surface) {}
-
-    @Override
-    public void handleSuccessfulResult(String qrCode) {
-        if (DEBUG) {
-            Log.d(TAG, "handleSuccessfulResult(), get the qr code string.");
-        }
-        mBroadcastMetadata = qrCode;
-        handleBtLeAudioScanner();
-    }
-
-    @Override
-    public void handleCameraFailure() {
-        destroyCamera();
-    }
-
-    @Override
-    public Size getViewSize() {
-        return new Size(mTextureView.getWidth(), mTextureView.getHeight());
-    }
-
-    @Override
-    public Rect getFramePosition(Size previewSize, int cameraOrientation) {
-        return new Rect(0, 0, previewSize.getHeight(), previewSize.getHeight());
-    }
-
-    @Override
-    public void setTransform(Matrix transform) {
-        mTextureView.setTransform(transform);
-    }
-
-    @Override
-    public boolean isValid(String qrCode) {
-        if (qrCode.startsWith(BluetoothBroadcastUtils.SCHEME_BT_BROADCAST_METADATA)) {
-            return true;
-        } else {
-            showErrorMessage(R.string.bt_le_audio_qr_code_is_not_valid_format);
-            return false;
-        }
-    }
-
-    protected boolean isDecodeTaskAlive() {
-        return mCamera != null && mCamera.isDecodeTaskAlive();
-    }
-
-    private final Handler mHandler =
-            new Handler() {
-                @Override
-                public void handleMessage(Message msg) {
-                    switch (msg.what) {
-                        case MESSAGE_HIDE_ERROR_MESSAGE:
-                            mErrorMessage.setVisibility(View.INVISIBLE);
-                            break;
-
-                        case MESSAGE_SHOW_ERROR_MESSAGE:
-                            final String errorMessage = (String) msg.obj;
-
-                            mErrorMessage.setVisibility(View.VISIBLE);
-                            mErrorMessage.setText(errorMessage);
-                            mErrorMessage.sendAccessibilityEvent(
-                                    AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
-
-                            // Cancel any pending messages to hide error view and requeue the
-                            // message so
-                            // user has time to see error
-                            removeMessages(MESSAGE_HIDE_ERROR_MESSAGE);
-                            sendEmptyMessageDelayed(
-                                    MESSAGE_HIDE_ERROR_MESSAGE, SHOW_ERROR_MESSAGE_INTERVAL);
-                            break;
-
-                        case MESSAGE_SCAN_BROADCAST_SUCCESS:
-                            Log.d(TAG, "scan success");
-                            final Intent resultIntent = new Intent();
-                            resultIntent.putExtra(KEY_BROADCAST_METADATA, mBroadcastMetadata);
-                            getActivity().setResult(Activity.RESULT_OK, resultIntent);
-                            notifyUserForQrCodeRecognition();
-                            break;
-                        default:
-                    }
-                }
-            };
-
-    private void notifyUserForQrCodeRecognition() {
-        if (mCamera != null) {
-            mCamera.stop();
-        }
-
-        mErrorMessage.setVisibility(View.INVISIBLE);
-
-        triggerVibrationForQrCodeRecognition(getContext());
-
-        getActivity().finish();
-    }
-
-    private static void triggerVibrationForQrCodeRecognition(Context context) {
-        Vibrator vibrator = context.getSystemService(Vibrator.class);
-        if (vibrator == null) {
-            return;
-        }
-        vibrator.vibrate(
-                VibrationEffect.createOneShot(
-                        VIBRATE_DURATION_QR_CODE_RECOGNITION.toMillis(),
-                        VibrationEffect.DEFAULT_AMPLITUDE));
-    }
-
-    private void showErrorMessage(@StringRes int messageResId) {
-        final Message message =
-                mHandler.obtainMessage(MESSAGE_SHOW_ERROR_MESSAGE, getString(messageResId));
-        message.sendToTarget();
-    }
-
-    private void handleBtLeAudioScanner() {
-        Message message = mHandler.obtainMessage(MESSAGE_SCAN_BROADCAST_SUCCESS);
-        mHandler.sendMessageDelayed(message, SHOW_SUCCESS_SQUARE_INTERVAL);
-    }
-
-    private void updateSummary() {
-        mSummary.setText(getString(R.string.bt_le_audio_scan_qr_code_scanner));
-    }
-
-    @Override
-    public int getMetricsCategory() {
-        return SettingsEnums.LE_AUDIO_BROADCAST_SCAN_QR_CODE;
-    }
-}

src/com/android/settings/connecteddevice/dock/DockUpdater.java

@@ -15,9 +15,10 @@
  */
 package com.android.settings.connecteddevice.dock;
 
-import android.annotation.NonNull;
 import android.content.Context;
 
+import androidx.annotation.NonNull;
+
 /**
  * Update the dock devices. It notifies the upper level whether to add/remove the preference
  * through {@link DevicePreferenceCallback}

src/com/android/settings/connecteddevice/fastpair/FastPairDeviceUpdater.java

@@ -16,9 +16,10 @@
 
 package com.android.settings.connecteddevice.fastpair;
 
-import android.annotation.Nullable;
 import android.content.Context;
 
+import androidx.annotation.Nullable;
+
 /**
  * Updates the Fast Pair devices. It notifies the upper level whether to add/remove the preference
  * through {@link DevicePreferenceCallback}

src/com/android/settings/connecteddevice/stylus/StylusDevicesController.java

@@ -24,6 +24,7 @@ import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.UserInfo;
+import android.hardware.input.InputSettings;
 import android.os.Process;
 import android.os.UserHandle;
 import android.os.UserManager;
@@ -73,6 +74,8 @@ public class StylusDevicesController extends AbstractPreferenceController implem
     static final String KEY_IGNORE_BUTTON = "ignore_button";
     @VisibleForTesting
     static final String KEY_DEFAULT_NOTES = "default_notes";
+    @VisibleForTesting
+    static final String KEY_SHOW_STYLUS_POINTER_ICON = "show_stylus_pointer_icon";
 
     private static final String TAG = "StylusDevicesController";
 
@@ -181,6 +184,26 @@ public class StylusDevicesController extends AbstractPreferenceController implem
         return pref;
     }
 
+    @Nullable
+    private SwitchPreferenceCompat createShowStylusPointerIconPreference(
+            SwitchPreferenceCompat preference) {
+        if (!mContext.getResources()
+                .getBoolean(com.android.internal.R.bool.config_enableStylusPointerIcon)) {
+            // If the config is not enabled, no need to show the preference to user
+            return null;
+        }
+        SwitchPreferenceCompat pref = preference == null ? new SwitchPreferenceCompat(mContext)
+                : preference;
+        pref.setKey(KEY_SHOW_STYLUS_POINTER_ICON);
+        pref.setTitle(mContext.getString(R.string.show_stylus_pointer_icon));
+        pref.setIcon(R.drawable.ic_stylus);
+        pref.setOnPreferenceClickListener(this);
+        pref.setChecked(Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.STYLUS_POINTER_ICON_ENABLED,
+                InputSettings.DEFAULT_STYLUS_POINTER_ICON_ENABLED) == 1);
+        return pref;
+    }
+
     @Override
     public boolean onPreferenceClick(Preference preference) {
         String key = preference.getKey();
@@ -213,6 +236,11 @@ public class StylusDevicesController extends AbstractPreferenceController implem
                         Secure.STYLUS_BUTTONS_ENABLED,
                         ((TwoStatePreference) preference).isChecked() ? 0 : 1);
                 break;
+            case KEY_SHOW_STYLUS_POINTER_ICON:
+                Settings.Secure.putInt(mContext.getContentResolver(),
+                        Secure.STYLUS_POINTER_ICON_ENABLED,
+                        ((SwitchPreferenceCompat) preference).isChecked() ? 1 : 0);
+                break;
         }
         return true;
     }
@@ -268,6 +296,13 @@ public class StylusDevicesController extends AbstractPreferenceController implem
         if (buttonPref == null) {
             mPreferencesContainer.addPreference(createButtonPressPreference());
         }
+        SwitchPreferenceCompat currShowStylusPointerIconPref = mPreferencesContainer
+                .findPreference(KEY_SHOW_STYLUS_POINTER_ICON);
+        Preference showStylusPointerIconPref =
+                createShowStylusPointerIconPreference(currShowStylusPointerIconPref);
+        if (currShowStylusPointerIconPref == null && showStylusPointerIconPref != null) {
+            mPreferencesContainer.addPreference(showStylusPointerIconPref);
+        }
     }
 
     private boolean currentInputMethodSupportsHandwriting() {

src/com/android/settings/connecteddevice/usb/UsbBackend.java

@@ -22,7 +22,6 @@ import static android.service.usb.UsbPortStatusProto.DATA_ROLE_HOST;
 import static android.service.usb.UsbPortStatusProto.DATA_ROLE_NONE;
 import static android.service.usb.UsbPortStatusProto.POWER_ROLE_SINK;
 
-import android.annotation.Nullable;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.hardware.usb.UsbManager;
@@ -32,6 +31,7 @@ import android.net.TetheringManager;
 import android.os.UserHandle;
 import android.os.UserManager;
 
+import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
 import java.util.List;

src/com/android/settings/connecteddevice/usb/UsbDetailsController.java

@@ -23,6 +23,8 @@ import androidx.annotation.UiThread;
 import androidx.annotation.VisibleForTesting;
 
 import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settings.flags.Flags;
+import com.android.settings.wifi.dpp.WifiDppUtils;
 import com.android.settingslib.core.AbstractPreferenceController;
 
 /**
@@ -61,4 +63,16 @@ public abstract class UsbDetailsController extends AbstractPreferenceController
      */
     @UiThread
     protected abstract void refresh(boolean connected, long functions, int powerRole, int dataRole);
+
+    /** Protects given action with an auth challenge. */
+    protected final void requireAuthAndExecute(Runnable action) {
+        if (Flags.enableAuthChallengeForUsbPreferences() && !mFragment.isUserAuthenticated()) {
+            WifiDppUtils.showLockScreen(mContext, () -> {
+                mFragment.setUserAuthenticated(true);
+                action.run();
+            });
+        } else {
+            action.run();
+        }
+    }
 }

src/com/android/settings/connecteddevice/usb/UsbDetailsDataRoleController.java

@@ -98,17 +98,19 @@ public class UsbDetailsDataRoleController extends UsbDetailsController
 
     @Override
     public void onRadioButtonClicked(SelectorWithWidgetPreference preference) {
-        int role = UsbBackend.dataRoleFromString(preference.getKey());
-        if (role != mUsbBackend.getDataRole() && mNextRolePref == null
-                && !Utils.isMonkeyRunning()) {
-            mUsbBackend.setDataRole(role);
-            mNextRolePref = preference;
-            preference.setSummary(R.string.usb_switching);
+        requireAuthAndExecute(() -> {
+            int role = UsbBackend.dataRoleFromString(preference.getKey());
+            if (role != mUsbBackend.getDataRole() && mNextRolePref == null
+                    && !Utils.isMonkeyRunning()) {
+                mUsbBackend.setDataRole(role);
+                mNextRolePref = preference;
+                preference.setSummary(R.string.usb_switching);
 
-            mHandler.postDelayed(mFailureCallback,
-                    mUsbBackend.areAllRolesSupported() ? UsbBackend.PD_ROLE_SWAP_TIMEOUT_MS
-                            : UsbBackend.NONPD_ROLE_SWAP_TIMEOUT_MS);
-        }
+                mHandler.postDelayed(mFailureCallback,
+                        mUsbBackend.areAllRolesSupported() ? UsbBackend.PD_ROLE_SWAP_TIMEOUT_MS
+                                : UsbBackend.NONPD_ROLE_SWAP_TIMEOUT_MS);
+            }
+        });
     }
 
     @Override

src/com/android/settings/connecteddevice/usb/UsbDetailsFragment.java

@@ -45,6 +45,7 @@ public class UsbDetailsFragment extends DashboardFragment {
 
     private List<UsbDetailsController> mControllers;
     private UsbBackend mUsbBackend;
+    private boolean mUserAuthenticated = false;
 
     @VisibleForTesting
     UsbConnectionBroadcastReceiver mUsbReceiver;
@@ -56,6 +57,20 @@ public class UsbDetailsFragment extends DashboardFragment {
                 }
             };
 
+    boolean isUserAuthenticated() {
+        return mUserAuthenticated;
+    }
+
+    void setUserAuthenticated(boolean userAuthenticated) {
+        mUserAuthenticated = userAuthenticated;
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        mUserAuthenticated = false;
+    }
+
     @Override
     public void onViewCreated(View view, Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);

src/com/android/settings/connecteddevice/usb/UsbDetailsFunctionsController.java

@@ -130,37 +130,39 @@ public class UsbDetailsFunctionsController extends UsbDetailsController
 
     @Override
     public void onRadioButtonClicked(SelectorWithWidgetPreference preference) {
-        final long function = UsbBackend.usbFunctionsFromString(preference.getKey());
-        final long previousFunction = mUsbBackend.getCurrentFunctions();
-        if (DEBUG) {
-            Log.d(TAG, "onRadioButtonClicked() function : " + function + ", toString() : "
-                    + UsbManager.usbFunctionsToString(function) + ", previousFunction : "
-                    + previousFunction + ", toString() : "
-                    + UsbManager.usbFunctionsToString(previousFunction));
-        }
-        if (function != previousFunction && !Utils.isMonkeyRunning()
-                && !isClickEventIgnored(function, previousFunction)) {
-            mPreviousFunction = previousFunction;
-
-            //Update the UI in advance to make it looks smooth
-            final SelectorWithWidgetPreference prevPref =
-                    (SelectorWithWidgetPreference) mProfilesContainer.findPreference(
-                            UsbBackend.usbFunctionsToString(mPreviousFunction));
-            if (prevPref != null) {
-                prevPref.setChecked(false);
-                preference.setChecked(true);
+        requireAuthAndExecute(() -> {
+            final long function = UsbBackend.usbFunctionsFromString(preference.getKey());
+            final long previousFunction = mUsbBackend.getCurrentFunctions();
+            if (DEBUG) {
+                Log.d(TAG, "onRadioButtonClicked() function : " + function + ", toString() : "
+                        + UsbManager.usbFunctionsToString(function) + ", previousFunction : "
+                        + previousFunction + ", toString() : "
+                        + UsbManager.usbFunctionsToString(previousFunction));
             }
+            if (function != previousFunction && !Utils.isMonkeyRunning()
+                    && !isClickEventIgnored(function, previousFunction)) {
+                mPreviousFunction = previousFunction;
 
-            if (function == UsbManager.FUNCTION_RNDIS || function == UsbManager.FUNCTION_NCM) {
-                // We need to have entitlement check for usb tethering, so use API in
-                // TetheringManager.
-                mTetheringManager.startTethering(
-                        TetheringManager.TETHERING_USB, new HandlerExecutor(mHandler),
-                        mOnStartTetheringCallback);
-            } else {
-                mUsbBackend.setCurrentFunctions(function);
+                //Update the UI in advance to make it looks smooth
+                final SelectorWithWidgetPreference prevPref =
+                        (SelectorWithWidgetPreference) mProfilesContainer.findPreference(
+                                UsbBackend.usbFunctionsToString(mPreviousFunction));
+                if (prevPref != null) {
+                    prevPref.setChecked(false);
+                    preference.setChecked(true);
+                }
+
+                if (function == UsbManager.FUNCTION_RNDIS || function == UsbManager.FUNCTION_NCM) {
+                    // We need to have entitlement check for usb tethering, so use API in
+                    // TetheringManager.
+                    mTetheringManager.startTethering(
+                            TetheringManager.TETHERING_USB, new HandlerExecutor(mHandler),
+                            mOnStartTetheringCallback);
+                } else {
+                    mUsbBackend.setCurrentFunctions(function);
+                }
             }
-        }
+        });
     }
 
     private boolean isClickEventIgnored(long function, long previousFunction) {

src/com/android/settings/connecteddevice/usb/UsbDetailsTranscodeMtpController.java

@@ -78,13 +78,15 @@ public class UsbDetailsTranscodeMtpController extends UsbDetailsController
 
     @Override
     public boolean onPreferenceClick(Preference preference) {
-        SystemProperties.set(TRANSCODE_MTP_SYS_PROP_KEY,
-                Boolean.toString(mSwitchPreference.isChecked()));
+        requireAuthAndExecute(() -> {
+            SystemProperties.set(TRANSCODE_MTP_SYS_PROP_KEY,
+                    Boolean.toString(mSwitchPreference.isChecked()));
 
-        final long previousFunctions = mUsbBackend.getCurrentFunctions();
-        // Toggle the MTP connection to reload file sizes for files shared via MTP clients
-        mUsbBackend.setCurrentFunctions(previousFunctions & ~UsbManager.FUNCTION_MTP);
-        mUsbBackend.setCurrentFunctions(previousFunctions);
+            final long previousFunctions = mUsbBackend.getCurrentFunctions();
+            // Toggle the MTP connection to reload file sizes for files shared via MTP clients
+            mUsbBackend.setCurrentFunctions(previousFunctions & ~UsbManager.FUNCTION_MTP);
+            mUsbBackend.setCurrentFunctions(previousFunctions);
+        });
 
         return true;
     }