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/*
* Copyright (C) 2016 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.settingslib.bluetooth;
import static android.bluetooth.BluetoothProfile.CONNECTION_POLICY_ALLOWED;
import static android.bluetooth.BluetoothProfile.CONNECTION_POLICY_FORBIDDEN;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothClass;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothHeadsetClient;
import android.bluetooth.BluetoothProfile;
import android.bluetooth.BluetoothUuid;
import android.content.Context;
import android.os.ParcelUuid;
import android.util.Log;
import com.android.settingslib.R;
import java.util.ArrayList;
import java.util.List;
/**
* Handles the Handsfree HF role.
*/
final class HfpClientProfile implements LocalBluetoothProfile {
private static final String TAG = "HfpClientProfile";
private BluetoothHeadsetClient mService;
private boolean mIsProfileReady;
private final CachedBluetoothDeviceManager mDeviceManager;
static final ParcelUuid[] SRC_UUIDS = {
BluetoothUuid.HSP_AG,
BluetoothUuid.HFP_AG,
};
static final String NAME = "HEADSET_CLIENT";
private final LocalBluetoothProfileManager mProfileManager;
// Order of this profile in device profiles list
private static final int ORDINAL = 0;
// These callbacks run on the main thread.
private final class HfpClientServiceListener
implements BluetoothProfile.ServiceListener {
@Override
public void onServiceConnected(int profile, BluetoothProfile proxy) {
mService = (BluetoothHeadsetClient) proxy;
// We just bound to the service, so refresh the UI for any connected HFP devices.
List<BluetoothDevice> deviceList = mService.getConnectedDevices();
while (!deviceList.isEmpty()) {
BluetoothDevice nextDevice = deviceList.remove(0);
CachedBluetoothDevice device = mDeviceManager.findDevice(nextDevice);
// we may add a new device here, but generally this should not happen
if (device == null) {
Log.w(TAG, "HfpClient profile found new device: " + nextDevice);
device = mDeviceManager.addDevice(nextDevice);
}
device.onProfileStateChanged(
HfpClientProfile.this, BluetoothProfile.STATE_CONNECTED);
device.refresh();
}
mIsProfileReady=true;
}
@Override
public void onServiceDisconnected(int profile) {
mIsProfileReady=false;
}
}
@Override
public boolean isProfileReady() {
return mIsProfileReady;
}
@Override
public int getProfileId() {
return BluetoothProfile.HEADSET_CLIENT;
}
HfpClientProfile(Context context, CachedBluetoothDeviceManager deviceManager,
LocalBluetoothProfileManager profileManager) {
mDeviceManager = deviceManager;
mProfileManager = profileManager;
BluetoothAdapter.getDefaultAdapter().getProfileProxy(context,
new HfpClientServiceListener(), BluetoothProfile.HEADSET_CLIENT);
}
@Override
public boolean accessProfileEnabled() {
return true;
}
@Override
public boolean isAutoConnectable() {
return true;
}
public List<BluetoothDevice> getConnectedDevices() {
if (mService == null) {
return new ArrayList<BluetoothDevice>(0);
}
return mService.getDevicesMatchingConnectionStates(
new int[] {BluetoothProfile.STATE_CONNECTED,
BluetoothProfile.STATE_CONNECTING,
BluetoothProfile.STATE_DISCONNECTING});
}
@Override
public int getConnectionStatus(BluetoothDevice device) {
if (mService == null) {
return BluetoothProfile.STATE_DISCONNECTED;
}
return mService.getConnectionState(device);
}
@Override
public boolean isEnabled(BluetoothDevice device) {
if (mService == null) {
return false;
}
return mService.getConnectionPolicy(device) > CONNECTION_POLICY_FORBIDDEN;
}
@Override
public int getConnectionPolicy(BluetoothDevice device) {
if (mService == null) {
return CONNECTION_POLICY_FORBIDDEN;
}
return mService.getConnectionPolicy(device);
}
@Override
public boolean setEnabled(BluetoothDevice device, boolean enabled) {
boolean isEnabled = false;
if (mService == null) {
return false;
}
if (enabled) {
if (mService.getConnectionPolicy(device) < CONNECTION_POLICY_ALLOWED) {
isEnabled = mService.setConnectionPolicy(device, CONNECTION_POLICY_ALLOWED);
}
} else {
isEnabled = mService.setConnectionPolicy(device, CONNECTION_POLICY_FORBIDDEN);
}
return isEnabled;
}
@Override
public String toString() {
return NAME;
}
@Override
public int getOrdinal() {
return ORDINAL;
}
@Override
public int getNameResource(BluetoothDevice device) {
return R.string.bluetooth_profile_headset;
}
@Override
public int getSummaryResourceForDevice(BluetoothDevice device) {
int state = getConnectionStatus(device);
switch (state) {
case BluetoothProfile.STATE_DISCONNECTED:
return R.string.bluetooth_headset_profile_summary_use_for;
case BluetoothProfile.STATE_CONNECTED:
return R.string.bluetooth_headset_profile_summary_connected;
default:
return BluetoothUtils.getConnectionStateSummary(state);
}
}
@Override
public int getDrawableResource(BluetoothClass btClass) {
return com.android.internal.R.drawable.ic_bt_headset_hfp;
}
protected void finalize() {
Log.d(TAG, "finalize()");
if (mService != null) {
try {
BluetoothAdapter.getDefaultAdapter().closeProfileProxy(
BluetoothProfile.HEADSET_CLIENT, mService);
mService = null;
} catch (Throwable t) {
Log.w(TAG, "Error cleaning up HfpClient proxy", t);
}
}
}
}
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