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public
final
class
BluetoothHearingAid
extends Object
implements
BluetoothProfile
java.lang.Object | |
↳ | android.bluetooth.BluetoothHearingAid |
This class provides the public APIs to control the Hearing Aid profile.
BluetoothHearingAid is a proxy object for controlling the Bluetooth Hearing Aid
Service via IPC. Use BluetoothAdapter#getProfileProxy
to get
the BluetoothHearingAid proxy object.
Android only supports one set of connected Bluetooth Hearing Aid device at a time. Each method is protected with its appropriate permission.
Constants | |
---|---|
String |
ACTION_CONNECTION_STATE_CHANGED
Intent used to broadcast the change in connection state of the Hearing Aid profile. |
Inherited constants |
---|
Public methods | |
---|---|
List<BluetoothDevice>
|
getConnectedDevices()
Get connected devices for this specific profile. |
int
|
getConnectionState(BluetoothDevice device)
Get the current connection state of the profile
|
List<BluetoothDevice>
|
getDevicesMatchingConnectionStates(int[] states)
Get a list of devices that match any of the given connection states. |
Inherited methods | |
---|---|
public static final String ACTION_CONNECTION_STATE_CHANGED
Intent used to broadcast the change in connection state of the Hearing Aid profile. Please note that in the binaural case, there will be two different LE devices for the left and right side and each device will have their own connection state changes.S
This intent will have 3 extras:
BluetoothProfile.EXTRA_STATE
- The current state of the profile. BluetoothProfile.EXTRA_PREVIOUS_STATE
- The previous state of the profile.BluetoothDevice#EXTRA_DEVICE
- The remote device. BluetoothProfile.EXTRA_STATE
or BluetoothProfile.EXTRA_PREVIOUS_STATE
can be any of
BluetoothProfile.STATE_DISCONNECTED
, BluetoothProfile.STATE_CONNECTING
,
BluetoothProfile.STATE_CONNECTED
, BluetoothProfile.STATE_DISCONNECTING
.
Requires Manifest.permission.BLUETOOTH
permission to
receive.
Constant Value: "android.bluetooth.hearingaid.profile.action.CONNECTION_STATE_CHANGED"
public List<BluetoothDevice> getConnectedDevices ()
Get connected devices for this specific profile.
Return the set of devices which are in state STATE_CONNECTED
Requires Manifest.permission.BLUETOOTH
Returns | |
---|---|
List<BluetoothDevice> |
This value cannot be null . |
public int getConnectionState (BluetoothDevice device)
Get the current connection state of the profile
Requires Manifest.permission.BLUETOOTH
Parameters | |
---|---|
device |
BluetoothDevice : This value cannot be null . |
Returns | |
---|---|
int |
Value is BluetoothProfile.STATE_DISCONNECTED , BluetoothProfile.STATE_CONNECTING , BluetoothProfile.STATE_CONNECTED , or BluetoothProfile.STATE_DISCONNECTING |
public List<BluetoothDevice> getDevicesMatchingConnectionStates (int[] states)
Get a list of devices that match any of the given connection states.
If none of the devices match any of the given states,
an empty list will be returned.
Requires Manifest.permission.BLUETOOTH
Parameters | |
---|---|
states |
int : This value cannot be null . |
Returns | |
---|---|
List<BluetoothDevice> |
This value cannot be null . |