Hearing Aid Profile: set and get activeDevice (d7b35916) · Commits · e / os / android_frameworks_base

core/java/android/bluetooth/BluetoothHearingAid.java

+71 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package android.bluetooth;

		import android.Manifest;
		import android.annotation.Nullable;
		import android.annotation.RequiresPermission;
		import android.annotation.SdkConstant;
		import android.annotation.SdkConstant.SdkConstantType;
		@@ -378,6 +379,76 @@ public final class BluetoothHearingAid implements BluetoothProfile {
		}
		}

		/**
		* Select a connected device as active.
		*
		* The active device selection is per profile. An active device's
		* purpose is profile-specific. For example, Hearing Aid audio
		* streaming is to the active Hearing Aid device. If a remote device
		* is not connected, it cannot be selected as active.
		*
		* <p> This API returns false in scenarios like the profile on the
		* device is not connected or Bluetooth is not turned on.
		* When this API returns true, it is guaranteed that the
		* {@link #ACTION_ACTIVE_DEVICE_CHANGED} intent will be broadcasted
		* with the active device.
		*
		* <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
		* permission.
		*
		* @param device the remote Bluetooth device. Could be null to clear
		* the active device and stop streaming audio to a Bluetooth device.
		* @return false on immediate error, true otherwise
		* @hide
		*/
		public boolean setActiveDevice(@Nullable BluetoothDevice device) {
		if (DBG) log("setActiveDevice(" + device + ")");
		try {
		mServiceLock.readLock().lock();
		if (mService != null && isEnabled()
		&& ((device == null) \|\| isValidDevice(device))) {
		mService.setActiveDevice(device);
		return true;
		}
		if (mService == null) Log.w(TAG, "Proxy not attached to service");
		return false;
		} catch (RemoteException e) {
		Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
		return false;
		} finally {
		mServiceLock.readLock().unlock();
		}
		}

		/**
		* Check whether the device is active.
		*
		* <p>Requires {@link android.Manifest.permission#BLUETOOTH}
		* permission.
		*
		* @return the connected device that is active or null if no device
		* is active
		* @hide
		*/
		@RequiresPermission(Manifest.permission.BLUETOOTH)
		public boolean isActiveDevice(@Nullable BluetoothDevice device) {
		if (VDBG) log("isActiveDevice()");
		try {
		mServiceLock.readLock().lock();
		if (mService != null && isEnabled()
		&& ((device == null) \|\| isValidDevice(device))) {
		return mService.isActiveDevice(device);
		}
		if (mService == null) Log.w(TAG, "Proxy not attached to service");
		return false;
		} catch (RemoteException e) {
		Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
		return false;
		} finally {
		mServiceLock.readLock().unlock();
		}
		}

		/**
		* Set priority of the profile
		*

core/res/AndroidManifest.xml

+2 −0

Original line number	Diff line number	Diff line
		@@ -179,6 +179,8 @@
		android:name="android.bluetooth.hearingaid.profile.action.CONNECTION_STATE_CHANGED" />
		<protected-broadcast
		android:name="android.bluetooth.hearingaid.profile.action.PLAYING_STATE_CHANGED" />
		<protected-broadcast
		android:name="android.bluetooth.hearingaid.profile.action.ACTIVE_DEVICE_CHANGED" />
		<protected-broadcast
		android:name="android.bluetooth.a2dp.profile.action.CONNECTION_STATE_CHANGED" />
		<protected-broadcast

packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothEventManager.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@ import android.bluetooth.BluetoothAdapter;
		import android.bluetooth.BluetoothClass;
		import android.bluetooth.BluetoothDevice;
		import android.bluetooth.BluetoothHeadset;
		import android.bluetooth.BluetoothHearingAid;
		import android.bluetooth.BluetoothProfile;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		@@ -115,6 +116,8 @@ public class BluetoothEventManager {
		new ActiveDeviceChangedHandler());
		addHandler(BluetoothHeadset.ACTION_ACTIVE_DEVICE_CHANGED,
		new ActiveDeviceChangedHandler());
		addHandler(BluetoothHearingAid.ACTION_ACTIVE_DEVICE_CHANGED,
		new ActiveDeviceChangedHandler());

		mContext.registerReceiver(mBroadcastReceiver, mAdapterIntentFilter, null, mReceiverHandler);
		mContext.registerReceiver(mProfileBroadcastReceiver, mProfileIntentFilter, null, mReceiverHandler);
		@@ -434,6 +437,8 @@ public class BluetoothEventManager {
		bluetoothProfile = BluetoothProfile.A2DP;
		} else if (Objects.equals(action, BluetoothHeadset.ACTION_ACTIVE_DEVICE_CHANGED)) {
		bluetoothProfile = BluetoothProfile.HEADSET;
		} else if (Objects.equals(action, BluetoothHearingAid.ACTION_ACTIVE_DEVICE_CHANGED)) {
		bluetoothProfile = BluetoothProfile.HEARING_AID;
		} else {
		Log.w(TAG, "ActiveDeviceChangedHandler: unknown action " + action);
		return;

packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java

+25 −0

Original line number	Diff line number	Diff line
		@@ -109,6 +109,7 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		// Active device state
		private boolean mIsActiveDeviceA2dp = false;
		private boolean mIsActiveDeviceHeadset = false;
		private boolean mIsActiveDeviceHearingAid = false;

		/**
		* Describes the current device and profile for logging.
		@@ -436,6 +437,13 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		result = true;
		}
		}
		HearingAidProfile hearingAidProfile = mProfileManager.getHearingAidProfile();
		if ((hearingAidProfile != null) && isConnectedProfile(hearingAidProfile)) {
		if (hearingAidProfile.setActiveDevice(getDevice())) {
		Log.i(TAG, "OnPreferenceClickListener: Hearing Aid active device=" + this);
		result = true;
		}
		}
		return result;
		}

		@@ -501,6 +509,10 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		changed = (mIsActiveDeviceHeadset != isActive);
		mIsActiveDeviceHeadset = isActive;
		break;
		case BluetoothProfile.HEARING_AID:
		changed = (mIsActiveDeviceHearingAid != isActive);
		mIsActiveDeviceHearingAid = isActive;
		break;
		default:
		Log.w(TAG, "onActiveDeviceChanged: unknown profile " + bluetoothProfile +
		" isActive " + isActive);
		@@ -524,6 +536,8 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		return mIsActiveDeviceA2dp;
		case BluetoothProfile.HEADSET:
		return mIsActiveDeviceHeadset;
		case BluetoothProfile.HEARING_AID:
		return mIsActiveDeviceHearingAid;
		default:
		Log.w(TAG, "getActiveDevice: unknown profile " + bluetoothProfile);
		break;
		@@ -615,6 +629,10 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		if (headsetProfile != null) {
		mIsActiveDeviceHeadset = mDevice.equals(headsetProfile.getActiveDevice());
		}
		HearingAidProfile hearingAidProfile = mProfileManager.getHearingAidProfile();
		if (hearingAidProfile != null) {
		mIsActiveDeviceHearingAid = hearingAidProfile.isActiveDevice(mDevice);
		}
		}

		/**
		@@ -945,6 +963,7 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		boolean profileConnected = false; // at least one profile is connected
		boolean a2dpNotConnected = false; // A2DP is preferred but not connected
		boolean hfpNotConnected = false; // HFP is preferred but not connected
		boolean hearingAidNotConnected = false; // Hearing Aid is preferred but not connected

		for (LocalBluetoothProfile profile : getProfiles()) {
		int connectionStatus = getProfileConnectionState(profile);
		@@ -966,6 +985,8 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		} else if ((profile instanceof HeadsetProfile) \|\|
		(profile instanceof HfpClientProfile)) {
		hfpNotConnected = true;
		} else if (profile instanceof HearingAidProfile) {
		hearingAidNotConnected = true;
		}
		}
		break;
		@@ -998,6 +1019,10 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice>
		activeDeviceString = activeDeviceStringsArray[3]; // Active for Phone only
		}
		}
		if (!hearingAidNotConnected && mIsActiveDeviceHearingAid) {
		activeDeviceString = activeDeviceStringsArray[1];
		return mContext.getString(R.string.bluetooth_connected, activeDeviceString);
		}

		if (profileConnected) {
		if (a2dpNotConnected && hfpNotConnected) {

packages/SettingsLib/src/com/android/settingslib/bluetooth/HearingAidProfile.java

+11 −0

Original line number	Diff line number	Diff line
		@@ -134,6 +134,17 @@ public class HearingAidProfile implements LocalBluetoothProfile {
		return mService.getConnectionState(device);
		}

		public boolean setActiveDevice(BluetoothDevice device) {
		if (mService == null) return false;
		mService.setActiveDevice(device);
		return true;
		}

		public boolean isActiveDevice(BluetoothDevice device) {
		if (mService == null) return false;
		return mService.isActiveDevice(device);
		}

		public boolean isPreferred(BluetoothDevice device) {
		if (mService == null) return false;
		return mService.getPriority(device) > BluetoothProfile.PRIORITY_OFF;