| /* |
| * Copyright (C) 2014 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.example.android.wearable.geofencing; |
| |
| import static com.example.android.wearable.geofencing.Constants.ACTION_CHECK_IN; |
| import static com.example.android.wearable.geofencing.Constants.ACTION_DELETE_DATA_ITEM; |
| import static com.example.android.wearable.geofencing.Constants.ANDROID_BUILDING_ID; |
| import static com.example.android.wearable.geofencing.Constants.KEY_GEOFENCE_ID; |
| import static com.example.android.wearable.geofencing.Constants.NOTIFICATION_ID; |
| import static com.example.android.wearable.geofencing.Constants.TAG; |
| import static com.example.android.wearable.geofencing.Constants.YERBA_BUENA_ID; |
| |
| import android.app.Notification; |
| import android.app.Notification.Action; |
| import android.app.NotificationManager; |
| import android.app.PendingIntent; |
| import android.content.Intent; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.net.Uri; |
| import android.text.Spannable; |
| import android.text.SpannableString; |
| import android.text.style.RelativeSizeSpan; |
| import android.util.Log; |
| |
| import com.google.android.gms.common.api.GoogleApiClient; |
| import com.google.android.gms.wearable.DataEvent; |
| import com.google.android.gms.wearable.DataEventBuffer; |
| import com.google.android.gms.wearable.DataItem; |
| import com.google.android.gms.wearable.DataMap; |
| import com.google.android.gms.wearable.Wearable; |
| import com.google.android.gms.wearable.WearableListenerService; |
| |
| /** |
| * Listens to DataItem events on the wearable device. |
| */ |
| public class HomeListenerService extends WearableListenerService { |
| |
| private GoogleApiClient mGoogleApiClient; |
| |
| @Override |
| public void onCreate() { |
| super.onCreate(); |
| mGoogleApiClient = new GoogleApiClient.Builder(this.getApplicationContext()) |
| .addApi(Wearable.API) |
| .build(); |
| mGoogleApiClient.connect(); |
| } |
| |
| /** |
| * Listen for DataItems added/deleted from the geofence service running on the companion. |
| */ |
| @Override |
| public void onDataChanged(DataEventBuffer dataEvents) { |
| if (Log.isLoggable(TAG, Log.DEBUG)) { |
| Log.d(TAG, "onDataChanged: " + dataEvents + " for " + getPackageName()); |
| } |
| for (DataEvent event : dataEvents) { |
| if (event.getType() == DataEvent.TYPE_DELETED) { |
| cancelNotificationForDataItem(event.getDataItem()); |
| } else if (event.getType() == DataEvent.TYPE_CHANGED) { |
| // The user has entered a geofence - post a notification! |
| String geofenceId = DataMap.fromByteArray(event.getDataItem().getData()) |
| .getString(KEY_GEOFENCE_ID); |
| postNotificationForGeofenceId(geofenceId, event.getDataItem().getUri()); |
| } |
| } |
| } |
| |
| /** |
| * Deletes the check-in notification when the DataItem is deleted. |
| * @param dataItem Used only for logging in this sample, but could be used to identify which |
| * notification to cancel (in this case, there is at most 1 notification). |
| */ |
| private void cancelNotificationForDataItem(DataItem dataItem) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Log.v(TAG, "onDataItemDeleted:DataItem=" + dataItem.getUri()); |
| } |
| ((NotificationManager) getSystemService(NOTIFICATION_SERVICE)).cancel(NOTIFICATION_ID); |
| } |
| |
| /** |
| * Posts a local notification for the given geofence id, with an option to check in. |
| * @param geofenceId The geofence id that the user has triggered. |
| * @param dataItemUri The Uri for the DataItem that triggered this notification. Used to delete |
| * this DataItem when the notification is dismissed. |
| */ |
| private void postNotificationForGeofenceId(String geofenceId, Uri dataItemUri) { |
| // Use the geofenceId to determine the title and background of the check-in notification. |
| // A SpannableString is used for the notification title for resizing capabilities. |
| SpannableString checkInTitle; |
| Bitmap notificationBackground; |
| if (ANDROID_BUILDING_ID.equals(geofenceId)) { |
| checkInTitle = new SpannableString(getText(R.string.android_building_title)); |
| notificationBackground = |
| BitmapFactory.decodeResource(getResources(), R.drawable.android_building); |
| } else if (YERBA_BUENA_ID.equals(geofenceId)) { |
| checkInTitle = new SpannableString(getText(R.string.yerba_buena_title)); |
| notificationBackground = |
| BitmapFactory.decodeResource(getResources(), R.drawable.yerba_buena); |
| } else { |
| Log.e(TAG, "Unrecognized geofence id: " + geofenceId); |
| return; |
| } |
| // Resize the title to avoid truncation. |
| checkInTitle.setSpan(new RelativeSizeSpan(0.8f), 0, checkInTitle.length(), |
| Spannable.SPAN_POINT_MARK); |
| |
| Intent checkInOperation = |
| new Intent(this, CheckInAndDeleteDataItemsService.class).setData(dataItemUri); |
| PendingIntent checkInIntent = PendingIntent.getService(this, 0, |
| checkInOperation.setAction(ACTION_CHECK_IN), PendingIntent.FLAG_CANCEL_CURRENT); |
| PendingIntent deleteDataItemIntent = PendingIntent.getService(this, 1, |
| checkInOperation.setAction(ACTION_DELETE_DATA_ITEM), |
| PendingIntent.FLAG_CANCEL_CURRENT); |
| // This action will be embedded into the notification. |
| Action checkInAction = new Action(R.drawable.ic_action_check_in, |
| getText(R.string.check_in_prompt), checkInIntent); |
| |
| Notification notification = new Notification.Builder(this) |
| .setContentTitle(checkInTitle) |
| .setContentText(getText(R.string.check_in_prompt)) |
| .setSmallIcon(R.drawable.ic_launcher) |
| .setDeleteIntent(deleteDataItemIntent) |
| .extend(new Notification.WearableExtender() |
| .setBackground(notificationBackground) |
| .addAction(checkInAction) |
| .setContentAction(0) |
| .setHintHideIcon(true)) |
| .setLocalOnly(true) |
| .build(); |
| |
| ((NotificationManager) getSystemService(NOTIFICATION_SERVICE)) |
| .notify(NOTIFICATION_ID, notification); |
| } |
| |
| } |