/*
* Copyright (C) 2011 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.bluetooth;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothClass;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothPan;
import android.bluetooth.BluetoothProfile;
import android.content.Context;
import android.util.Log;
import com.android.settings.R;
import java.util.HashMap;
import java.util.List;
/**
* PanProfile handles Bluetooth PAN profile (NAP and PANU).
*/
final class PanProfile implements LocalBluetoothProfile {
private static final String TAG = "PanProfile";
private static boolean V = true;
private BluetoothPan mService;
private boolean mIsProfileReady;
// Tethering direction for each device
private final HashMap<BluetoothDevice, Integer> mDeviceRoleMap =
new HashMap<BluetoothDevice, Integer>();
static final String NAME = "PAN";
// Order of this profile in device profiles list
private static final int ORDINAL = 4;
// These callbacks run on the main thread.
private final class PanServiceListener
implements BluetoothProfile.ServiceListener {
public void onServiceConnected(int profile, BluetoothProfile proxy) {
if (V) Log.d(TAG,"Bluetooth service connected");
mService = (BluetoothPan) proxy;
mIsProfileReady=true;
}
public void onServiceDisconnected(int profile) {
if (V) Log.d(TAG,"Bluetooth service disconnected");
mIsProfileReady=false;
}
}
public boolean isProfileReady() {
return mIsProfileReady;
}
PanProfile(Context context) {
BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
adapter.getProfileProxy(context, new PanServiceListener(),
BluetoothProfile.PAN);
}
public boolean isConnectable() {
return true;
}
public boolean isAutoConnectable() {
return false;
}
public boolean connect(BluetoothDevice device) {
if (mService == null) return false;
List<BluetoothDevice> sinks = mService.getConnectedDevices();
if (sinks != null) {
for (BluetoothDevice sink : sinks) {
mService.disconnect(sink);
}
}
return mService.connect(device);
}
public boolean disconnect(BluetoothDevice device) {
if (mService == null) return false;
return mService.disconnect(device);
}
public int getConnectionStatus(BluetoothDevice device) {
if (mService == null) {
return BluetoothProfile.STATE_DISCONNECTED;
}
return mService.getConnectionState(device);
}
public boolean isPreferred(BluetoothDevice device) {
// return current connection status so profile checkbox is set correctly
return getConnectionStatus(device) == BluetoothProfile.STATE_CONNECTED;
}
public int getPreferred(BluetoothDevice device) {
return -1;
}
public void setPreferred(BluetoothDevice device, boolean preferred) {
// ignore: isPreferred is always true for PAN
}
public String toString() {
return NAME;
}
public int getOrdinal() {
return ORDINAL;
}
public int getNameResource(BluetoothDevice device) {
if (isLocalRoleNap(device)) {
return R.string.bluetooth_profile_pan_nap;
} else {
return R.string.bluetooth_profile_pan;
}
}
public int getSummaryResourceForDevice(BluetoothDevice device) {
int state = getConnectionStatus(device);
switch (state) {
case BluetoothProfile.STATE_DISCONNECTED:
return R.string.bluetooth_pan_profile_summary_use_for;
case BluetoothProfile.STATE_CONNECTED:
if (isLocalRoleNap(device)) {
return R.string.bluetooth_pan_nap_profile_summary_connected;
} else {
return R.string.bluetooth_pan_user_profile_summary_connected;
}
default:
return Utils.getConnectionStateSummary(state);
}
}
public int getDrawableResource(BluetoothClass btClass) {
return R.drawable.ic_bt_network_pan;
}
// Tethering direction determines UI strings.
void setLocalRole(BluetoothDevice device, int role) {
mDeviceRoleMap.put(device, role);
}
boolean isLocalRoleNap(BluetoothDevice device) {
if (mDeviceRoleMap.containsKey(device)) {
return mDeviceRoleMap.get(device) == BluetoothPan.LOCAL_NAP_ROLE;
} else {
return false;
}
}
protected void finalize() {
if (V) Log.d(TAG, "finalize()");
if (mService != null) {
try {
BluetoothAdapter.getDefaultAdapter().closeProfileProxy(BluetoothProfile.PAN, mService);
mService = null;
}catch (Throwable t) {
Log.w(TAG, "Error cleaning up PAN proxy", t);
}
}
}
}