Android Open Source - WearOngoingNotificationSample Main Activity

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License

The source code is released under:

Copyright (c) 2014, Double Encore, Inc. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are ...

Java Source Code

package com.doubleencore.sample.wear.ongoingnotification;
//from  ww  w .  ja  v  a 2  s .  c  o  m
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.View;

import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.wearable.Asset;
import com.google.android.gms.wearable.DataApi;
import com.google.android.gms.wearable.MessageApi;
import com.google.android.gms.wearable.Node;
import com.google.android.gms.wearable.NodeApi;
import com.google.android.gms.wearable.PutDataMapRequest;
import com.google.android.gms.wearable.PutDataRequest;
import com.google.android.gms.wearable.Wearable;

import java.io.ByteArrayOutputStream;


public class MainActivity extends Activity implements GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
    private static final String TAG = MainActivity.class.getSimpleName();

    private GoogleApiClient mGoogleApiClient;
    private int count = 0;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        findViewById(R.id.send_button).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                sendMessage();
            }
        });

        findViewById(R.id.dismiss_button).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                dismissNotification();
            }
        });

        mGoogleApiClient = new GoogleApiClient.Builder(this)
                .addApi(Wearable.API)
                .addConnectionCallbacks(this)
                .addOnConnectionFailedListener(this)
                .build();

        if (!mGoogleApiClient.isConnected()) {
            mGoogleApiClient.connect();
        }
    }

    @Override
    public void onDestroy() {
        if (mGoogleApiClient.isConnected()) {
            mGoogleApiClient.disconnect();
        }

        super.onDestroy();
    }

    private void sendMessage() {
        if (mGoogleApiClient.isConnected()) {
            PutDataMapRequest putDataMapRequest = PutDataMapRequest.create(Constants.PATH_NOTIFICATION);

            // Add data to the request
            putDataMapRequest.getDataMap().putString(Constants.KEY_TITLE, String.format("hello world! %d", count++));

            Bitmap icon = BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher);
            Asset asset = createAssetFromBitmap(icon);
            putDataMapRequest.getDataMap().putAsset(Constants.KEY_IMAGE, asset);

            PutDataRequest request = putDataMapRequest.asPutDataRequest();

            Wearable.DataApi.putDataItem(mGoogleApiClient, request)
                    .setResultCallback(new ResultCallback<DataApi.DataItemResult>() {
                        @Override
                        public void onResult(DataApi.DataItemResult dataItemResult) {
                            Log.d(TAG, "putDataItem status: " + dataItemResult.getStatus().toString());
                        }
                    });
        }
    }

    private void dismissNotification() {
        if (mGoogleApiClient.isConnected()) {
            new AsyncTask<Void, Void, Void>() {
                @Override
                protected Void doInBackground(Void... params) {
                    NodeApi.GetConnectedNodesResult nodes =
                            Wearable.NodeApi.getConnectedNodes(mGoogleApiClient).await();
                    for (Node node : nodes.getNodes()) {
                        MessageApi.SendMessageResult result = Wearable.MessageApi.sendMessage(
                                mGoogleApiClient, node.getId(), Constants.PATH_DISMISS, null).await();
                        if (!result.getStatus().isSuccess()) {
                            Log.e(TAG, "ERROR: failed to send Message: " + result.getStatus());
                        }
                    }

                    return null;
                }
            }.execute();
        }
    }

    @Override
    public void onConnected(Bundle bundle) {
    }

    @Override
    public void onConnectionSuspended(int i) {
    }

    @Override
    public void onConnectionFailed(ConnectionResult connectionResult) {
        Log.e(TAG, "Failed to connect to Google Api Client with error code "
                + connectionResult.getErrorCode());
    }

    private static Asset createAssetFromBitmap(Bitmap bitmap) {
        final ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteStream);
        return Asset.createFromBytes(byteStream.toByteArray());
    }
}

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