Java Code Examples for android.content.Context#registerReceiver()
The following examples show how to use
android.content.Context#registerReceiver() .
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Example 1
Source File: UsbStorageProvider.java From FireFiles with Apache License 2.0 | 6 votes |
@Override public boolean onCreate() { Context context = getContext(); updateSettings(); usbManager = (UsbManager) context.getSystemService(Context.USB_SERVICE); IntentFilter filter = new IntentFilter(); filter.addAction(ACTION_USB_PERMISSION); filter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED); filter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED); context.registerReceiver(mUsbReceiver, filter); updateRoots(); return true; }
Example 2
Source File: MediaServiceHandler.java From Aerlink-for-Android with MIT License | 6 votes |
public MediaServiceHandler(Context context, ServiceUtils serviceUtils) { this.mContext = context; this.mServiceUtils = serviceUtils; IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(Constants.IA_HIDE_MEDIA); context.registerReceiver(mBroadcastReceiver, intentFilter); // Run on main thread final Handler handler = new Handler(mContext.getMainLooper()); handler.post(new Runnable() { @Override public void run() { prepareMediaSession(); handler.removeCallbacksAndMessages(null); } }); }
Example 3
Source File: FloatLifecycle.java From FloatWindow with Apache License 2.0 | 5 votes |
FloatLifecycle(Context applicationContext, boolean showFlag, Class[] activities, LifecycleListener lifecycleListener) { this.showFlag = showFlag; this.activities = activities; num++; mLifecycleListener = lifecycleListener; mHandler = new Handler(); ((Application) applicationContext).registerActivityLifecycleCallbacks(this); applicationContext.registerReceiver(this, new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)); }
Example 4
Source File: EntropyMixer.java From android_9.0.0_r45 with Apache License 2.0 | 5 votes |
/** Test only interface, not for public use */ public EntropyMixer( Context context, String entropyFile, String randomDevice, String hwRandomDevice) { if (randomDevice == null) { throw new NullPointerException("randomDevice"); } if (hwRandomDevice == null) { throw new NullPointerException("hwRandomDevice"); } if (entropyFile == null) { throw new NullPointerException("entropyFile"); } this.randomDevice = randomDevice; this.hwRandomDevice = hwRandomDevice; this.entropyFile = entropyFile; loadInitialEntropy(); addDeviceSpecificEntropy(); addHwRandomEntropy(); writeEntropy(); scheduleEntropyWriter(); IntentFilter broadcastFilter = new IntentFilter(Intent.ACTION_SHUTDOWN); broadcastFilter.addAction(Intent.ACTION_POWER_CONNECTED); broadcastFilter.addAction(Intent.ACTION_REBOOT); context.registerReceiver( mBroadcastReceiver, broadcastFilter, null, // do not require broadcaster to hold any permissions mHandler // process received broadcasts on the I/O thread instead of the main thread ); }
Example 5
Source File: APKDownloader.java From seny-devpkg with Apache License 2.0 | 5 votes |
/** * 获取APKDownloader实例,同时注册DOWNLOAD_COMPLETE * * @return APKDownloader对象 */ public static APKDownloader getInstance(Context context) { Assert.notNull(context); if (mInstance == null) { mInstance = new APKDownloader(); mDownloadManager = (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE); IntentFilter intentfilter = new IntentFilter(); intentfilter.addAction("android.intent.action.DOWNLOAD_COMPLETE"); context.registerReceiver(receiver, intentfilter); } return mInstance; }
Example 6
Source File: ConnectivityHelper.java From AndroidCommons with Apache License 2.0 | 5 votes |
/** * Be sure to remove receiver at appropriate time (i.e. in Activity.onPause()). */ @RequiresPermission(Manifest.permission.ACCESS_NETWORK_STATE) public static void register(@NonNull Context context, @NonNull ConnectivityListener listener) { if (receiversMap.containsKey(listener)) { throw new RuntimeException("Connectivity listener " + listener + " is already registered"); } final ConnectivityReceiver receiver = new ConnectivityReceiver(listener); receiversMap.put(listener, receiver); context.registerReceiver(receiver, new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION)); receiver.notify(isConnected(context)); }
Example 7
Source File: Battery.java From batteryhub with Apache License 2.0 | 5 votes |
/** * Obtains the current battery voltage value. * * @param context Application context * @return Returns the battery voltage */ public static double getBatteryVoltage(final Context context) { Intent receiver = context.registerReceiver( null, new IntentFilter(Intent.ACTION_BATTERY_CHANGED) ); if (receiver == null) return 0; double voltage = receiver.getIntExtra(BatteryManager.EXTRA_VOLTAGE, 0); return (voltage == 0) ? voltage : voltage / 1000; }
Example 8
Source File: ServerPingWithAlarmManager.java From Smack with Apache License 2.0 | 5 votes |
/** * Register a pending intent with the AlarmManager to be broadcasted every half hour and * register the alarm broadcast receiver to receive this intent. The receiver will check all * known questions if a ping is Necessary when invoked by the alarm intent. * * @param context an Android context. */ public static void onCreate(Context context) { sContext = context; context.registerReceiver(ALARM_BROADCAST_RECEIVER, new IntentFilter(PING_ALARM_ACTION)); sAlarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); sPendingIntent = PendingIntent.getBroadcast(context, 0, new Intent(PING_ALARM_ACTION), 0); sAlarmManager.setInexactRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + AlarmManager.INTERVAL_HALF_HOUR, AlarmManager.INTERVAL_HALF_HOUR, sPendingIntent); }
Example 9
Source File: NetworkConnectivityListener.java From Anecdote with Apache License 2.0 | 5 votes |
/** * This method starts listening for network connectivity state changes. * * @param context app context */ public synchronized void startListening(Context context, ConnectivityListener connectivityListener) { if (mListener == null) { mContext = context; mMainHandler = new Handler(context.getMainLooper()); mListener = connectivityListener; IntentFilter filter = new IntentFilter(); filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); context.registerReceiver(mReceiver, filter); } }
Example 10
Source File: ShareHelper.java From AndroidChromium with Apache License 2.0 | 5 votes |
@TargetApi(Build.VERSION_CODES.LOLLIPOP_MR1) static void sendChooserIntent(boolean saveLastUsed, Activity activity, Intent sharingIntent, @Nullable TargetChosenCallback callback) { synchronized (LOCK) { if (sTargetChosenReceiveAction == null) { sTargetChosenReceiveAction = activity.getPackageName() + "/" + TargetChosenReceiver.class.getName() + "_ACTION"; } Context context = activity.getApplicationContext(); if (sLastRegisteredReceiver != null) { context.unregisterReceiver(sLastRegisteredReceiver); // Must cancel the callback (to satisfy guarantee that exactly one method of // TargetChosenCallback is called). // TODO(mgiuca): This should be called immediately upon cancelling the chooser, // not just when the next share takes place (https://crbug.com/636274). sLastRegisteredReceiver.cancel(); } sLastRegisteredReceiver = new TargetChosenReceiver(saveLastUsed, callback); context.registerReceiver( sLastRegisteredReceiver, new IntentFilter(sTargetChosenReceiveAction)); } Intent intent = new Intent(sTargetChosenReceiveAction); intent.setPackage(activity.getPackageName()); intent.putExtra(EXTRA_RECEIVER_TOKEN, sLastRegisteredReceiver.hashCode()); final PendingIntent pendingIntent = PendingIntent.getBroadcast(activity, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT | PendingIntent.FLAG_ONE_SHOT); Intent chooserIntent = Intent.createChooser(sharingIntent, activity.getString(R.string.share_link_chooser_title), pendingIntent.getIntentSender()); if (sFakeIntentReceiverForTesting != null) { sFakeIntentReceiverForTesting.setIntentToSendBack(intent); } fireIntent(activity, chooserIntent); }
Example 11
Source File: ViewUtils.java From native-navigation with MIT License | 5 votes |
/** * https://developer.android.com/training/monitoring-device-state/battery-monitoring.html */ public static int getBatteryState(Context context) { IntentFilter ifilter = new IntentFilter(Intent.ACTION_BATTERY_CHANGED); Intent batteryStatus = context.registerReceiver(null, ifilter); if (batteryStatus == null) { return BatteryManager.BATTERY_STATUS_UNKNOWN; } return batteryStatus.getIntExtra(BatteryManager.EXTRA_STATUS, -1); }
Example 12
Source File: DefaultBandwidthMeter.java From Telegram with GNU General Public License v2.0 | 5 votes |
public static synchronized ConnectivityActionReceiver getInstance(Context context) { if (staticInstance == null) { staticInstance = new ConnectivityActionReceiver(); IntentFilter filter = new IntentFilter(); filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); context.registerReceiver(staticInstance, filter); } return staticInstance; }
Example 13
Source File: DefaultBandwidthMeter.java From Telegram-FOSS with GNU General Public License v2.0 | 5 votes |
public static synchronized ConnectivityActionReceiver getInstance(Context context) { if (staticInstance == null) { staticInstance = new ConnectivityActionReceiver(); IntentFilter filter = new IntentFilter(); filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); context.registerReceiver(staticInstance, filter); } return staticInstance; }
Example 14
Source File: TracingControllerAndroid.java From 365browser with Apache License 2.0 | 4 votes |
/** * Register a BroadcastReceiver in the given context. */ public void registerReceiver(Context context) { context.registerReceiver(getBroadcastReceiver(), getIntentFilter()); }
Example 15
Source File: BlueMessageReceiver.java From BluetoothSocket with Apache License 2.0 | 4 votes |
public void register(Context context){ IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(BlueService.ACTION_MESSAGE_REVEIVER); context.registerReceiver(this,intentFilter); }
Example 16
Source File: AndroidUtils.java From Android-Next with Apache License 2.0 | 4 votes |
public static Intent getBatteryStatus(Context context) { Context appContext = context.getApplicationContext(); return appContext.registerReceiver(null, new IntentFilter(Intent.ACTION_BATTERY_CHANGED)); }
Example 17
Source File: WeatherUtil.java From apollo-DuerOS with Apache License 2.0 | 4 votes |
public void init(Context context) { LogUtil.d(TAG, "init()"); IntentFilter intentFilter = new IntentFilter(UPDATE_WEATHER_ACTION); context.registerReceiver(mReceiver, intentFilter); context.sendBroadcast(new Intent(REQUEST_UPDATE_WEATHER_ACTION)); }
Example 18
Source File: RxDownloader.java From RxDownloader with MIT License | 4 votes |
public RxDownloader(@NonNull Context context) { this.context = context.getApplicationContext(); DownloadStatusReceiver downloadStatusReceiver = new DownloadStatusReceiver(); IntentFilter intentFilter = new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE); context.registerReceiver(downloadStatusReceiver, intentFilter); }
Example 19
Source File: TracingControllerAndroid.java From android-chromium with BSD 2-Clause "Simplified" License | 4 votes |
/** * Register a BroadcastReceiver in the given context. */ public void registerReceiver(Context context) { context.registerReceiver(getBroadcastReceiver(), getIntentFilter()); }
Example 20
Source File: WifiUtil.java From ShareBox with Apache License 2.0 | 4 votes |
public static void getNearWifiList(final Context context, final WifiReceiver.IReceiveNewNetWorks listener) { WifiManager manager= (WifiManager) context.getSystemService(Context.WIFI_SERVICE); final WifiReceiver receiver=new WifiReceiver(manager); WifiReceiver.IReceiveNewNetWorks wListener=new WifiReceiver.IReceiveNewNetWorks() { WifiReceiver _receiver=receiver; @Override public void onReceive(ArrayList<ScanResult> list) { listener.onReceive(list); if(_receiver!=null) { try { context.unregisterReceiver(_receiver); _receiver=null; }catch (Exception e) { e.printStackTrace(); } } } }; receiver.setReceiveListener(wListener); manager.disconnect(); if(!manager.isWifiEnabled()) manager.setWifiEnabled(true); IntentFilter filter=new IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION); filter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY); context.registerReceiver(receiver,filter); }