Java Code Examples for android.app.Activity#sendBroadcast()

/**
 * Creates a shortcut on the homescreen using the
 * {@link HistoryItem} information that opens the
 * browser. The icon, URL, and title are used in
 * the creation of the shortcut.
 *
 * @param activity the activity needed to create
 *                 the intent and show a snackbar message
 * @param item     the HistoryItem to create the shortcut from
 */
public static void createShortcut(@NonNull Activity activity, @NonNull HistoryItem item) {
    if (TextUtils.isEmpty(item.getUrl())) {
        return;
    }
    Log.d(TAG, "Creating shortcut: " + item.getTitle() + ' ' + item.getUrl());
    Intent shortcutIntent = new Intent(activity, MainActivity.class);
    shortcutIntent.setData(Uri.parse(item.getUrl()));

    final String title = TextUtils.isEmpty(item.getTitle()) ? activity.getString(R.string.untitled) : item.getTitle();

    Intent addIntent = new Intent();
    addIntent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
    addIntent.putExtra(Intent.EXTRA_SHORTCUT_NAME, title);
    addIntent.putExtra(Intent.EXTRA_SHORTCUT_ICON, item.getBitmap());
    addIntent.setAction("com.android.launcher.action.INSTALL_SHORTCUT");
    activity.sendBroadcast(addIntent);
    Utils.showSnackbar(activity, R.string.message_added_to_homescreen);
}
 

/**
 * Called when a nearby endpoint is lost
 */
private void endpointLost(final String serviceId, final String endpointId) {
	final Endpoint endpoint = mEndpoints.get(serviceId+"_"+endpointId);

	String endpointName = endpoint.getName();
	
	// Broadcast endpoint discovered
	Intent i = new Intent("com.butchmarshall.reactnative.google.nearby.connection.EndPointLost");
	Bundle bundle = new Bundle();
	bundle.putString("endpointId", endpointId);
	bundle.putString("serviceId", serviceId);
	bundle.putString("endpointName", endpointName);
	i.putExtras(bundle);

	final Activity activity = getCurrentActivity();
	activity.sendBroadcast(i);
}
 

/**
 * Called when a connection to a nearby advertiser is initiated
 */
private void connectionInitiatedToEndpoint(final String serviceId, final String endpointId, final ConnectionInfo connectionInfo) {
	final Endpoint endpoint = mEndpoints.get(serviceId+"_"+endpointId);

	String authenticationToken = connectionInfo.getAuthenticationToken();
	String endpointName = connectionInfo.getEndpointName();
	Boolean incomingConnection = connectionInfo.isIncomingConnection();

	// Broadcast endpoint discovered
	Intent i = new Intent("com.butchmarshall.reactnative.google.nearby.connection.ConnectionInitiatedToEndpoint");
	Bundle bundle = new Bundle();
	bundle.putString("endpointId", endpointId);
	bundle.putString("endpointName", endpointName);
	bundle.putString("serviceId", serviceId);
	bundle.putString("authenticationToken", authenticationToken);
	bundle.putBoolean("incomingConnection", incomingConnection);
	i.putExtras(bundle);

	final Activity activity = getCurrentActivity();
	activity.sendBroadcast(i);
}
 

/**
 * 为程序创建桌面快捷方式
 *
 * @param activity Activity
 * @param res      res
 */
public static void addShortcut(Activity activity, int res) {

    Intent shortcut = new Intent(
            "com.android.launcher.action.INSTALL_SHORTCUT");
    // 快捷方式的名称
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_NAME,
            activity.getString(R.string.app_name));
    shortcut.putExtra("duplicate", false); // 不允许重复创建
    Intent shortcutIntent = new Intent(Intent.ACTION_MAIN);
    shortcutIntent.setClassName(activity, activity.getClass().getName());
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
    // 快捷方式的图标
    ShortcutIconResource iconRes = Intent.ShortcutIconResource.fromContext(
            activity, res);
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, iconRes);

    activity.sendBroadcast(shortcut);
}
 

/**
 * Called when connected to a nearby advertiser 
 */
private void connectedToEndpoint(final String serviceId, final String endpointId) {
	final Endpoint endpoint = mEndpoints.get(serviceId+"_"+endpointId);

	logD(String.format("connectedToEndpoint(endpoint=%s)", endpoint));

	String endpointName = endpoint.getName();

	endpoint.setConnected(true);

	// Broadcast endpoint discovered
	Intent i = new Intent("com.butchmarshall.reactnative.google.nearby.connection.ConnectedToEndpoint");
	Bundle bundle = new Bundle();
	bundle.putString("endpointId", endpointId);
	bundle.putString("endpointName", endpointName);
	bundle.putString("serviceId", serviceId);
	i.putExtras(bundle);

	final Activity activity = getCurrentActivity();
	activity.sendBroadcast(i);
}
 

/**
 * 为程序创建桌面快捷方式
 *
 * @param activity Activity
 */
public static void addShortcut(Activity activity) {
    Intent shortcut = new Intent(
            "com.android.launcher.action.INSTALL_SHORTCUT");
    // 快捷方式的名称
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_NAME,
            activity.getString(R.string.app_name));
    shortcut.putExtra("duplicate", false); // 不允许重复创建
    Intent shortcutIntent = new Intent(Intent.ACTION_MAIN);
    shortcutIntent.setClassName(activity, activity.getClass().getName());
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
    // 快捷方式的图标
    ShortcutIconResource iconRes = ShortcutIconResource.fromContext(
            activity, R.drawable.ic_launcher);
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, iconRes);

    activity.sendBroadcast(shortcut);
}
 

private boolean loadUrl(String urlText)
{
    detachFragments(true);
    addToBackStack(DAPP_BROWSER);
    cancelSearchSession();
    if (checkForMagicLink(urlText)) return true;
    web3.loadUrl(Utils.formatUrl(urlText), getWeb3Headers());
    urlTv.setText(Utils.formatUrl(urlText));
    web3.requestFocus();
    viewModel.setLastUrl(getContext(), urlText);
    Activity current = getActivity();
    if (current != null)
    {
        current.sendBroadcast(new Intent(RESET_TOOLBAR));
    }
    return true;
}
 

public static void doNotifGif(File f, Activity c) {
    Intent mediaScanIntent =
            FileUtil.getFileIntent(f, new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE), c);
    c.sendBroadcast(mediaScanIntent);


    final Intent shareIntent = FileUtil.getFileIntent(f, new Intent(Intent.ACTION_VIEW), c);
    PendingIntent contentIntent =
            PendingIntent.getActivity(c, 0, shareIntent, PendingIntent.FLAG_CANCEL_CURRENT);


    Notification notif =
            new NotificationCompat.Builder(c).setContentTitle(c.getString(R.string.gif_saved))
                    .setSmallIcon(R.drawable.save_png)
                    .setContentIntent(contentIntent)
                    .setChannelId(Reddit.CHANNEL_IMG)
                    .build();

    NotificationManager mNotificationManager =
            (NotificationManager) c.getSystemService(Activity.NOTIFICATION_SERVICE);
    mNotificationManager.notify((int) System.currentTimeMillis(), notif);
}
 

/**
 * 为程序创建桌面快捷方式
 *
 * @param activity Activity
 * @param res      res
 */
public static void addShortcut(Activity activity, int res) {

    Intent shortcut = new Intent("com.android.launcher.action.INSTALL_SHORTCUT");
    // 快捷方式的名称
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_NAME, activity.getString(R.string.app_name));
    shortcut.putExtra("duplicate", false); // 不允许重复创建
    Intent shortcutIntent = new Intent(Intent.ACTION_MAIN);
    shortcutIntent.setClassName(activity, activity.getClass().getName());
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
    // 快捷方式的图标
    Intent.ShortcutIconResource iconRes = Intent.ShortcutIconResource.fromContext(activity, res);
    shortcut.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, iconRes);

    activity.sendBroadcast(shortcut);
}
 

/**
 * Called when disconnected from an endpoint 
 */
private void disconnectedFromEndpoint(final String serviceId, final String endpointId) {
	final Endpoint endpoint = mEndpoints.get(serviceId+"_"+endpointId);
	
	if (endpoint == null) {
		logD("disconnectedFromEndpoint unknown endpoint");
		return;
	}
	logD(String.format("disconnectedFromEndpoint(endpoint=%s)", endpoint));

	String endpointName = endpoint.getName();

	endpoint.setConnected(false);

	// Broadcast endpoint discovered
	Intent i = new Intent("com.butchmarshall.reactnative.google.nearby.connection.DisconnectedFromEndpoint");
	Bundle bundle = new Bundle();
	bundle.putString("endpointId", endpointId);
	bundle.putString("endpointName", endpointName);
	bundle.putString("serviceId", serviceId);
	i.putExtras(bundle);

	final Activity activity = getCurrentActivity();
	activity.sendBroadcast(i);
}
 

/**
	 * Called when a payload was received
	 */
	private void onReceivePayload(final String serviceId, final String endpointId, Payload payload) {
		int payloadType = payload.getType();
		long payloadId = payload.getId();

		// Broadcast endpoint discovered
		Intent i = new Intent("com.butchmarshall.reactnative.google.nearby.connection.ReceivePayload");
		Bundle bundle = new Bundle();
		bundle.putString("serviceId", serviceId);
		bundle.putString("endpointId", endpointId);
		bundle.putInt("payloadType", payloadType);
		bundle.putString("payloadId", Long.toString(payloadId));
/*
		if (payloadType == Payload.Type.FILE) {
			long payloadSize = payload.getSize();
			bundle.putLong("payloadSize", payloadSize);
		}
*/
		i.putExtras(bundle);

		final Activity activity = getCurrentActivity();
		activity.sendBroadcast(i);
	}
 

@Override
public void onPause() {
    super.onPause();
    final Activity activity = getActivity();
    UpdateHandler.unregisterUpdateEventListener(this);
    activity.unregisterReceiver(mConnectivityChangedReceiver);
    if (mChangedSettings) {
        final Intent newDictBroadcast =
                new Intent(DictionaryPackConstants.NEW_DICTIONARY_INTENT_ACTION);
        activity.sendBroadcast(newDictBroadcast);
        mChangedSettings = false;
    }
}
 

@Override
public void onPause() {
    super.onPause();
    final Activity activity = getActivity();
    UpdateHandler.unregisterUpdateEventListener(this);
    activity.unregisterReceiver(mConnectivityChangedReceiver);
    if (mChangedSettings) {
        Context context = activity.getApplicationContext();
        final Intent newDictBroadcast =
                new Intent(new DictionaryPackConstants(context).NEW_DICTIONARY_INTENT_ACTION);
        activity.sendBroadcast(newDictBroadcast);
        mChangedSettings = false;
    }
}
 

private static void broadcastToMediaScanner(Uri uri) {
    Intent mediaScanIntent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
    mediaScanIntent.setData(uri);

    Activity activity = org.qtproject.qt5.android.QtNative.activity();
    activity.sendBroadcast(mediaScanIntent);
}
 

/**
 * Notify Gallery about the snapshot that got saved, otherwise the image
 * won't show in Gallery
 *
 * @param path full snapshot path
 */
public static void updateGallery(String path, String cameraId, Activity activity) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
        activity.sendBroadcast(new Intent(Intent.ACTION_MEDIA_MOUNTED,
                Uri.parse("file://" + Environment.getExternalStoragePublicDirectory
                        (Environment.DIRECTORY_PICTURES))));
    } else {
        new SingleMediaScanner(activity).startScan(path, cameraId);
    }
}
 

@Override
public void onResume(boolean multitasking) {
    if(debug()) {
        Log.d(TAG, "- locationUpdateReceiver Resumed (stopping recording)" + String.valueOf(isEnabled));
    }
    if (isEnabled) {
        Activity activity = this.cordova.getActivity();
        activity.sendBroadcast(new Intent(Constants.STOP_RECORDING));
    }
}
 

@Override
public void onPause() {
    super.onPause();
    final Activity activity = getActivity();
    UpdateHandler.unregisterUpdateEventListener(this);
    activity.unregisterReceiver(mConnectivityChangedReceiver);
    if (mChangedSettings) {
        final Intent newDictBroadcast =
                new Intent(DictionaryPackConstants.NEW_DICTIONARY_INTENT_ACTION);
        activity.sendBroadcast(newDictBroadcast);
        mChangedSettings = false;
    }
}
 

public static void sendBroadCast(Activity activity, String methodName, JSONObject object) {
    Intent intent = new Intent();
    intent.setAction(BROADCAST_LISTENER);
    intent.putExtra("method", methodName);
    intent.putExtra("data", object.toString());
    activity.sendBroadcast(intent);
}
 

/**
 * Creates new item in the system's media database.
 *
 * @see <a href="https://github.com/android/platform_packages_apps_soundrecorder/blob/master/src/com/android/soundrecorder/SoundRecorder.java">Android Recorder source</a>
 */
public Uri saveCurrentRecordToMediaDB(final String fileName) {
    if (mAudioRecordUri != null) return mAudioRecordUri;

    final Activity activity = getActivity();
    final Resources res = activity.getResources();
    final ContentValues cv = new ContentValues();
    final File file = new File(fileName);
    final long current = System.currentTimeMillis();
    final long modDate = file.lastModified();
    final Date date = new Date(current);
    final String dateTemplate = res.getString(R.string.audio_db_title_format);
    final SimpleDateFormat formatter = new SimpleDateFormat(dateTemplate, Locale.getDefault());
    final String title = formatter.format(date);
    final long sampleLengthMillis = 1;
    // Lets label the recorded audio file as NON-MUSIC so that the file
    // won't be displayed automatically, except for in the playlist.
    cv.put(MediaStore.Audio.Media.IS_MUSIC, "0");

    cv.put(MediaStore.Audio.Media.TITLE, title);
    cv.put(MediaStore.Audio.Media.DATA, file.getAbsolutePath());
    cv.put(MediaStore.Audio.Media.DATE_ADDED, (int) (current / 1000));
    cv.put(MediaStore.Audio.Media.DATE_MODIFIED, (int) (modDate / 1000));
    cv.put(MediaStore.Audio.Media.DURATION, sampleLengthMillis);
    cv.put(MediaStore.Audio.Media.MIME_TYPE, "audio/*");
    cv.put(MediaStore.Audio.Media.ARTIST, res.getString(R.string.audio_db_artist_name));
    cv.put(MediaStore.Audio.Media.ALBUM, res.getString(R.string.audio_db_album_name));

    Log.d(TAG, "Inserting audio record: " + cv.toString());

    final ContentResolver resolver = activity.getContentResolver();
    final Uri base = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
    Log.d(TAG, "ContentURI: " + base);

    mAudioRecordUri = resolver.insert(base, cv);
    if (mAudioRecordUri == null) {
        return null;
    }
    activity.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, mAudioRecordUri));
    return mAudioRecordUri;
}
 

static void sendBroadCast(Activity activity, String methodName) {
    Intent intent = new Intent();
    intent.setAction(BROADCAST_LISTENER);
    intent.putExtra("method", methodName);
    activity.sendBroadcast(intent);
}