package com.android.settings.bluetooth;
-import android.app.Notification;
-import android.app.NotificationManager;
-import android.app.PendingIntent;
import android.bluetooth.BluetoothDevice;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.os.PowerManager;
-import android.text.TextUtils;
-
-import com.android.settings.R;
+import android.os.UserHandle;
/**
* BluetoothPairingRequest is a receiver for any Bluetooth pairing request. It
* checks if the Bluetooth Settings is currently visible and brings up the PIN, the passkey or a
- * confirmation entry dialog. Otherwise it puts a Notification in the status bar, which can
- * be clicked to bring up the Pairing entry dialog.
+ * confirmation entry dialog. Otherwise it starts the BluetoothPairingService which
+ * starts a notification in the status bar that can be clicked to bring up the same dialog.
*/
public final class BluetoothPairingRequest extends BroadcastReceiver {
- private static final int NOTIFICATION_ID = android.R.drawable.stat_sys_data_bluetooth;
-
- @Override
- public void onReceive(Context context, Intent intent) {
- String action = intent.getAction();
- if (action.equals(BluetoothDevice.ACTION_PAIRING_REQUEST)) {
- // convert broadcast intent into activity intent (same action string)
- BluetoothDevice device =
- intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
- int type = intent.getIntExtra(BluetoothDevice.EXTRA_PAIRING_VARIANT,
- BluetoothDevice.ERROR);
- Intent pairingIntent = new Intent();
- pairingIntent.setClass(context, BluetoothPairingDialog.class);
- pairingIntent.putExtra(BluetoothDevice.EXTRA_DEVICE, device);
- pairingIntent.putExtra(BluetoothDevice.EXTRA_PAIRING_VARIANT, type);
- if (type == BluetoothDevice.PAIRING_VARIANT_PASSKEY_CONFIRMATION ||
- type == BluetoothDevice.PAIRING_VARIANT_DISPLAY_PASSKEY ||
- type == BluetoothDevice.PAIRING_VARIANT_DISPLAY_PIN) {
- int pairingKey = intent.getIntExtra(BluetoothDevice.EXTRA_PAIRING_KEY,
- BluetoothDevice.ERROR);
- pairingIntent.putExtra(BluetoothDevice.EXTRA_PAIRING_KEY, pairingKey);
- }
- pairingIntent.setAction(BluetoothDevice.ACTION_PAIRING_REQUEST);
- pairingIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-
- PowerManager powerManager =
- (PowerManager)context.getSystemService(Context.POWER_SERVICE);
- String deviceAddress = device != null ? device.getAddress() : null;
- String deviceName = device != null ? device.getName() : null;
- boolean shouldShowDialog= LocalBluetoothPreferences.shouldShowDialogInForeground(
- context, deviceAddress, deviceName);
- if (powerManager.isInteractive() && shouldShowDialog) {
- // Since the screen is on and the BT-related activity is in the foreground,
- // just open the dialog
- context.startActivity(pairingIntent);
- } else {
- // Put up a notification that leads to the dialog
- Resources res = context.getResources();
- Notification.Builder builder = new Notification.Builder(context)
- .setSmallIcon(android.R.drawable.stat_sys_data_bluetooth)
- .setTicker(res.getString(R.string.bluetooth_notif_ticker));
-
- PendingIntent pending = PendingIntent.getActivity(context, 0,
- pairingIntent, PendingIntent.FLAG_ONE_SHOT);
-
- String name = intent.getStringExtra(BluetoothDevice.EXTRA_NAME);
- if (TextUtils.isEmpty(name)) {
- name = device != null ? device.getAliasName() :
- context.getString(android.R.string.unknownName);
- }
-
- builder.setContentTitle(res.getString(R.string.bluetooth_notif_title))
- .setContentText(res.getString(R.string.bluetooth_notif_message, name))
- .setContentIntent(pending)
- .setAutoCancel(true)
- .setDefaults(Notification.DEFAULT_SOUND)
- .setColor(context.getColor(
- com.android.internal.R.color.system_notification_accent_color));
-
- NotificationManager manager = (NotificationManager)
- context.getSystemService(Context.NOTIFICATION_SERVICE);
- manager.notify(NOTIFICATION_ID, builder.getNotification());
- }
-
- } else if (action.equals(BluetoothDevice.ACTION_PAIRING_CANCEL)) {
-
- // Remove the notification
- NotificationManager manager = (NotificationManager) context
- .getSystemService(Context.NOTIFICATION_SERVICE);
- manager.cancel(NOTIFICATION_ID);
-
- } else if (BluetoothDevice.ACTION_BOND_STATE_CHANGED.equals(action)) {
- int bondState = intent.getIntExtra(BluetoothDevice.EXTRA_BOND_STATE,
- BluetoothDevice.ERROR);
- int oldState = intent.getIntExtra(BluetoothDevice.EXTRA_PREVIOUS_BOND_STATE,
- BluetoothDevice.ERROR);
- if((oldState == BluetoothDevice.BOND_BONDING) &&
- (bondState == BluetoothDevice.BOND_NONE)) {
- // Remove the notification
- NotificationManager manager = (NotificationManager) context
- .getSystemService(Context.NOTIFICATION_SERVICE);
- manager.cancel(NOTIFICATION_ID);
- }
- }
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ String action = intent.getAction();
+ if (!action.equals(BluetoothDevice.ACTION_PAIRING_REQUEST)) {
+ return;
+ }
+ // convert broadcast intent into activity intent (same action string)
+ Intent pairingIntent = BluetoothPairingService.getPairingDialogIntent(context, intent);
+
+ PowerManager powerManager =
+ (PowerManager)context.getSystemService(Context.POWER_SERVICE);
+ BluetoothDevice device =
+ intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+ String deviceAddress = device != null ? device.getAddress() : null;
+ String deviceName = device != null ? device.getName() : null;
+ boolean shouldShowDialog = LocalBluetoothPreferences.shouldShowDialogInForeground(
+ context, deviceAddress, deviceName);
+ if (powerManager.isInteractive() && shouldShowDialog) {
+ // Since the screen is on and the BT-related activity is in the foreground,
+ // just open the dialog
+ context.startActivity(pairingIntent);
+ } else {
+ // Put up a notification that leads to the dialog
+ intent.setClass(context, BluetoothPairingService.class);
+ context.startServiceAsUser(intent, UserHandle.CURRENT);
}
+ }
}
--- /dev/null
+/*
+ * Copyright (C) 2017 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.app.Notification;
+import android.app.PendingIntent;
+import android.app.Service;
+import android.bluetooth.BluetoothDevice;
+import android.content.IntentFilter;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.Resources;
+import android.os.IBinder;
+import android.text.TextUtils;
+import android.util.Log;
+
+import com.android.settings.R;
+
+/**
+ * BluetoothPairingService shows a notification if there is a pending bond request
+ * which can launch the appropriate pairing dialog when tapped.
+ */
+public final class BluetoothPairingService extends Service {
+
+ private static final int NOTIFICATION_ID = android.R.drawable.stat_sys_data_bluetooth;
+
+ private static final String TAG = "BluetoothPairingService";
+
+ private BluetoothDevice mDevice;
+
+ public static Intent getPairingDialogIntent(Context context, Intent intent) {
+
+ BluetoothDevice device =
+ intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+ int type = intent.getIntExtra(BluetoothDevice.EXTRA_PAIRING_VARIANT,
+ BluetoothDevice.ERROR);
+ Intent pairingIntent = new Intent();
+ pairingIntent.setClass(context, BluetoothPairingDialog.class);
+ pairingIntent.putExtra(BluetoothDevice.EXTRA_DEVICE, device);
+ pairingIntent.putExtra(BluetoothDevice.EXTRA_PAIRING_VARIANT, type);
+ if (type == BluetoothDevice.PAIRING_VARIANT_PASSKEY_CONFIRMATION ||
+ type == BluetoothDevice.PAIRING_VARIANT_DISPLAY_PASSKEY ||
+ type == BluetoothDevice.PAIRING_VARIANT_DISPLAY_PIN) {
+ int pairingKey = intent.getIntExtra(BluetoothDevice.EXTRA_PAIRING_KEY,
+ BluetoothDevice.ERROR);
+ pairingIntent.putExtra(BluetoothDevice.EXTRA_PAIRING_KEY, pairingKey);
+ }
+ pairingIntent.setAction(BluetoothDevice.ACTION_PAIRING_REQUEST);
+ pairingIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+ return pairingIntent;
+ }
+
+ private final BroadcastReceiver mCancelReceiver = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ String action = intent.getAction();
+ if (action.equals(BluetoothDevice.ACTION_BOND_STATE_CHANGED)) {
+ int bondState = intent.getIntExtra(BluetoothDevice.EXTRA_BOND_STATE,
+ BluetoothDevice.ERROR);
+ if ((bondState != BluetoothDevice.BOND_NONE) && (bondState != BluetoothDevice.BOND_BONDED)) {
+ return;
+ }
+ Log.d(TAG, "Dismiss pairing for " + mDevice.getAddress() + " (" + mDevice.getName() + "), BondState: " + bondState);
+ } else {
+ Log.d(TAG, "Dismiss pairing for " + mDevice.getAddress() + " (" + mDevice.getName() + "), Cancelled.");
+ }
+ stopForeground(true);
+ }
+ };
+
+ @Override
+ public void onCreate() {
+ }
+
+ @Override
+ public int onStartCommand(Intent intent, int flags, int startId) {
+ Resources res = getResources();
+ Notification.Builder builder = new Notification.Builder(this)
+ .setSmallIcon(android.R.drawable.stat_sys_data_bluetooth)
+ .setTicker(res.getString(R.string.bluetooth_notif_ticker));
+
+ PendingIntent pending = PendingIntent.getActivity(this, 0,
+ getPairingDialogIntent(this, intent), PendingIntent.FLAG_ONE_SHOT);
+
+ mDevice = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+
+ String name = intent.getStringExtra(BluetoothDevice.EXTRA_NAME);
+ if (TextUtils.isEmpty(name)) {
+ BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+ name = device != null ? device.getAliasName() : getString(android.R.string.unknownName);
+ }
+
+ Log.d(TAG, "Show pairing notification for " + mDevice.getAddress() + " (" + name + ")");
+
+ builder.setContentTitle(res.getString(R.string.bluetooth_notif_title))
+ .setContentText(res.getString(R.string.bluetooth_notif_message, name))
+ .setContentIntent(pending)
+ .setDefaults(Notification.DEFAULT_SOUND)
+ .setColor(getColor(com.android.internal.R.color.system_notification_accent_color));
+
+ IntentFilter filter = new IntentFilter();
+ filter.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED);
+ filter.addAction(BluetoothDevice.ACTION_PAIRING_CANCEL);
+ registerReceiver(mCancelReceiver, filter);
+
+ startForeground(NOTIFICATION_ID, builder.getNotification());
+ return START_STICKY;
+ }
+
+ @Override
+ public void onDestroy() {
+ unregisterReceiver(mCancelReceiver);
+ stopForeground(true);
+ }
+
+ @Override
+ public IBinder onBind(Intent intent) {
+ // No binding.
+ return null;
+ }
+
+}