1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.bluetooth; 18 19 import android.bluetooth.BluetoothAdapter; 20 import android.content.BroadcastReceiver; 21 import android.content.Context; 22 import android.content.Intent; 23 import android.util.Log; 24 25 import com.android.settingslib.bluetooth.BluetoothEventManager; 26 27 /** 28 * BluetoothDiscoveryReceiver updates a timestamp when the 29 * Bluetooth adapter starts or finishes discovery mode. This 30 * is used to decide whether to open an alert dialog or 31 * create a notification when we receive a pairing request. 32 * 33 * <p>Note that the discovery start/finish intents are also handled 34 * by {@link BluetoothEventManager} to update the UI, if visible. 35 */ 36 public final class BluetoothDiscoveryReceiver extends BroadcastReceiver { 37 private static final String TAG = "BluetoothDiscoveryReceiver"; 38 39 @Override onReceive(Context context, Intent intent)40 public void onReceive(Context context, Intent intent) { 41 String action = intent.getAction(); 42 Log.v(TAG, "Received: " + action); 43 44 if (action.equals(BluetoothAdapter.ACTION_DISCOVERY_STARTED) || 45 action.equals(BluetoothAdapter.ACTION_DISCOVERY_FINISHED)) { 46 LocalBluetoothPreferences.persistDiscoveringTimestamp(context); 47 } 48 } 49 } 50