Implement ACTION_CONNECTION_STATE_CHANGED intent. (a46f2fb1) · Commits · e / os / android_frameworks_base

core/java/android/bluetooth/IBluetooth.aidl

+2 −0

Original line number	Diff line number	Diff line
		@@ -92,4 +92,6 @@ interface IBluetooth
		List<BluetoothDevice> getConnectedPanDevices();
		boolean connectPanDevice(in BluetoothDevice device);
		boolean disconnectPanDevice(in BluetoothDevice device);

		void sendConnectionStateChange(in BluetoothDevice device, int state, int prevState);
		}

core/java/android/server/BluetoothA2dpService.java

+2 −0

Original line number	Diff line number	Diff line
		@@ -534,6 +534,8 @@ public class BluetoothA2dpService extends IBluetoothA2dp.Stub {
		mContext.sendBroadcast(intent, BLUETOOTH_PERM);

		if (DBG) log("A2DP state : device: " + device + " State:" + prevState + "->" + state);

		mBluetoothService.sendConnectionStateChange(device, state, prevState);
		}
		}

core/java/android/server/BluetoothService.java

+76 −1

Original line number	Diff line number	Diff line
		@@ -162,6 +162,7 @@ public class BluetoothService extends IBluetooth.Stub {
		private final HashMap<BluetoothDevice, Pair<Integer, String>> mPanDevices;
		private final HashMap<String, Pair<byte[], byte[]>> mDeviceOobData;

		private int mProfilesConnected = 0, mProfilesConnecting = 0, mProfilesDisconnecting = 0;

		private static String mDockAddress;
		private String mDockPin;
		@@ -411,6 +412,10 @@ public class BluetoothService extends IBluetooth.Stub {
		mAdapterProperties.clear();
		mServiceRecordToPid.clear();

		mProfilesConnected = 0;
		mProfilesConnecting = 0;
		mProfilesDisconnecting = 0;

		if (saveSetting) {
		persistBluetoothOnSetting(false);
		}
		@@ -1563,6 +1568,7 @@ public class BluetoothService extends IBluetooth.Stub {
		mContext.sendBroadcast(intent, BLUETOOTH_PERM);

		if (DBG) log("Pan Device state : device: " + device + " State:" + prevState + "->" + state);
		sendConnectionStateChange(device, state, prevState);
		}

		/package/ synchronized void handlePanDeviceStateChange(BluetoothDevice device,
		@@ -1790,7 +1796,7 @@ public class BluetoothService extends IBluetooth.Stub {
		mContext.sendBroadcast(intent, BLUETOOTH_PERM);

		if (DBG) log("InputDevice state : device: " + device + " State:" + prevState + "->" + state);

		sendConnectionStateChange(device, state, prevState);
		}

		/package/ void handleInputDevicePropertyChange(String address, boolean connected) {
		@@ -2731,6 +2737,75 @@ public class BluetoothService extends IBluetooth.Stub {
		}
		}

		public synchronized void sendConnectionStateChange(BluetoothDevice device, int state,
		int prevState) {
		if (updateCountersAndCheckForConnectionStateChange(device, state, prevState)) {
		state = getAdapterConnectionState(state);
		prevState = getAdapterConnectionState(prevState);
		Intent intent = new Intent(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED);
		intent.putExtra(BluetoothDevice.EXTRA_DEVICE, device);
		intent.putExtra(BluetoothAdapter.EXTRA_CONNECTION_STATE, state);
		intent.putExtra(BluetoothAdapter.EXTRA_PREVIOUS_CONNECTION_STATE, prevState);
		mContext.sendBroadcast(intent, BLUETOOTH_PERM);
		log("CONNECTION_STATE_CHANGE: " + device + ": " + prevState + "-> " + state);
		}
		}

		private int getAdapterConnectionState(int state) {
		switch (state) {
		case BluetoothProfile.STATE_CONNECTING:
		return BluetoothAdapter.STATE_CONNECTING;
		case BluetoothProfile.STATE_CONNECTED:
		return BluetoothAdapter.STATE_CONNECTED;
		case BluetoothProfile.STATE_DISCONNECTING:
		return BluetoothAdapter.STATE_DISCONNECTING;
		case BluetoothProfile.STATE_DISCONNECTED:
		return BluetoothAdapter.STATE_DISCONNECTED;
		default:
		Log.e(TAG, "Error in getAdapterConnectionState");
		return -1;
		}
		}

		private boolean updateCountersAndCheckForConnectionStateChange(BluetoothDevice device,
		int state,
		int prevState) {
		switch (state) {
		case BluetoothProfile.STATE_CONNECTING:
		mProfilesConnecting++;
		if (prevState == BluetoothAdapter.STATE_DISCONNECTING) mProfilesDisconnecting--;
		if (mProfilesConnected > 0 \|\| mProfilesConnecting > 1) return false;

		break;
		case BluetoothProfile.STATE_CONNECTED:
		if (prevState == BluetoothAdapter.STATE_CONNECTING) mProfilesConnecting--;
		if (prevState == BluetoothAdapter.STATE_DISCONNECTING) mProfilesDisconnecting--;

		mProfilesConnected++;

		if (mProfilesConnected > 1) return false;
		break;
		case BluetoothProfile.STATE_DISCONNECTING:
		mProfilesDisconnecting++;
		mProfilesConnected--;

		if (mProfilesConnected > 0 \|\| mProfilesDisconnecting > 1) return false;

		break;
		case BluetoothProfile.STATE_DISCONNECTED:
		if (prevState == BluetoothAdapter.STATE_CONNECTING) mProfilesConnecting--;
		if (prevState == BluetoothAdapter.STATE_DISCONNECTING) mProfilesDisconnecting--;

		if (prevState == BluetoothAdapter.STATE_CONNECTED) {
		mProfilesConnected--;
		}

		if (mProfilesConnected > 0 \|\| mProfilesConnecting > 0) return false;
		break;
		}
		return true;
		}

		private static void log(String msg) {
		Log.d(TAG, msg);
		}