Add browseable samples for Clockwork Beryl
Bug: 17473824 Change-Id: Id4c637733c491ac71bb6e269f55939c082fb0994
This commit is contained in:
Trevor Johns
@@ -0,0 +1,255 @@
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/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.example.android.datalayer;
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import static com.example.android.datalayer.DataLayerListenerService.LOGD;
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import android.app.Activity;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.drawable.BitmapDrawable;
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import android.os.Bundle;
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import android.os.Handler;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.WindowManager;
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import android.widget.ArrayAdapter;
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import android.widget.ListView;
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import android.widget.TextView;
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import com.google.android.gms.common.ConnectionResult;
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import com.google.android.gms.common.api.GoogleApiClient;
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import com.google.android.gms.common.api.GoogleApiClient.ConnectionCallbacks;
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import com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener;
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import com.google.android.gms.common.data.FreezableUtils;
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import com.google.android.gms.wearable.Asset;
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import com.google.android.gms.wearable.DataApi;
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import com.google.android.gms.wearable.DataEvent;
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import com.google.android.gms.wearable.DataEventBuffer;
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import com.google.android.gms.wearable.DataMapItem;
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import com.google.android.gms.wearable.MessageApi;
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import com.google.android.gms.wearable.MessageEvent;
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import com.google.android.gms.wearable.Node;
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import com.google.android.gms.wearable.NodeApi;
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import com.google.android.gms.wearable.Wearable;
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import java.io.InputStream;
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import java.util.List;
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/**
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* Shows events and photo from the Wearable APIs.
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*/
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public class MainActivity extends Activity implements ConnectionCallbacks,
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OnConnectionFailedListener, DataApi.DataListener, MessageApi.MessageListener,
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NodeApi.NodeListener {
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private static final String TAG = "MainActivity";
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private GoogleApiClient mGoogleApiClient;
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private ListView mDataItemList;
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private TextView mIntroText;
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private DataItemAdapter mDataItemListAdapter;
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private View mLayout;
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private Handler mHandler;
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@Override
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public void onCreate(Bundle b) {
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super.onCreate(b);
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mHandler = new Handler();
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LOGD(TAG, "onCreate");
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setContentView(R.layout.main_activity);
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getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
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mDataItemList = (ListView) findViewById(R.id.dataItem_list);
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mIntroText = (TextView) findViewById(R.id.intro);
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mLayout = findViewById(R.id.layout);
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// Stores data events received by the local broadcaster.
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mDataItemListAdapter = new DataItemAdapter(this, android.R.layout.simple_list_item_1);
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mDataItemList.setAdapter(mDataItemListAdapter);
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mGoogleApiClient = new GoogleApiClient.Builder(this)
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.addApi(Wearable.API)
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.addConnectionCallbacks(this)
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.addOnConnectionFailedListener(this)
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.build();
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}
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@Override
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protected void onResume() {
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super.onResume();
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mGoogleApiClient.connect();
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}
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@Override
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protected void onPause() {
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super.onPause();
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Wearable.DataApi.removeListener(mGoogleApiClient, this);
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Wearable.MessageApi.removeListener(mGoogleApiClient, this);
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Wearable.NodeApi.removeListener(mGoogleApiClient, this);
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mGoogleApiClient.disconnect();
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}
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@Override
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public void onConnected(Bundle connectionHint) {
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LOGD(TAG, "onConnected(): Successfully connected to Google API client");
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Wearable.DataApi.addListener(mGoogleApiClient, this);
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Wearable.MessageApi.addListener(mGoogleApiClient, this);
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Wearable.NodeApi.addListener(mGoogleApiClient, this);
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}
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@Override
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public void onConnectionSuspended(int cause) {
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LOGD(TAG, "onConnectionSuspended(): Connection to Google API client was suspended");
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}
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@Override
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public void onConnectionFailed(ConnectionResult result) {
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Log.e(TAG, "onConnectionFailed(): Failed to connect, with result: " + result);
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}
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private void generateEvent(final String title, final String text) {
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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mIntroText.setVisibility(View.INVISIBLE);
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mDataItemListAdapter.add(new Event(title, text));
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}
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});
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}
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@Override
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public void onDataChanged(DataEventBuffer dataEvents) {
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LOGD(TAG, "onDataChanged(): " + dataEvents);
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final List<DataEvent> events = FreezableUtils.freezeIterable(dataEvents);
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dataEvents.close();
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for (DataEvent event : events) {
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if (event.getType() == DataEvent.TYPE_CHANGED) {
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String path = event.getDataItem().getUri().getPath();
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if (DataLayerListenerService.IMAGE_PATH.equals(path)) {
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DataMapItem dataMapItem = DataMapItem.fromDataItem(event.getDataItem());
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Asset photo = dataMapItem.getDataMap()
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.getAsset(DataLayerListenerService.IMAGE_KEY);
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final Bitmap bitmap = loadBitmapFromAsset(mGoogleApiClient, photo);
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mHandler.post(new Runnable() {
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@Override
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public void run() {
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Log.d(TAG, "Setting background image..");
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mLayout.setBackground(new BitmapDrawable(getResources(), bitmap));
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}
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});
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} else if (DataLayerListenerService.COUNT_PATH.equals(path)) {
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LOGD(TAG, "Data Changed for COUNT_PATH");
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generateEvent("DataItem Changed", event.getDataItem().toString());
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} else {
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LOGD(TAG, "Unrecognized path: " + path);
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}
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} else if (event.getType() == DataEvent.TYPE_DELETED) {
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generateEvent("DataItem Deleted", event.getDataItem().toString());
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} else {
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generateEvent("Unknown data event type", "Type = " + event.getType());
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}
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}
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}
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/**
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* Extracts {@link android.graphics.Bitmap} data from the
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* {@link com.google.android.gms.wearable.Asset}
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*/
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private Bitmap loadBitmapFromAsset(GoogleApiClient apiClient, Asset asset) {
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if (asset == null) {
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throw new IllegalArgumentException("Asset must be non-null");
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}
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InputStream assetInputStream = Wearable.DataApi.getFdForAsset(
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apiClient, asset).await().getInputStream();
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if (assetInputStream == null) {
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Log.w(TAG, "Requested an unknown Asset.");
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return null;
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}
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return BitmapFactory.decodeStream(assetInputStream);
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}
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@Override
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public void onMessageReceived(MessageEvent event) {
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LOGD(TAG, "onMessageReceived: " + event);
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generateEvent("Message", event.toString());
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}
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@Override
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public void onPeerConnected(Node node) {
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generateEvent("Node Connected", node.getId());
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}
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@Override
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public void onPeerDisconnected(Node node) {
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generateEvent("Node Disconnected", node.getId());
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}
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private static class DataItemAdapter extends ArrayAdapter<Event> {
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private final Context mContext;
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public DataItemAdapter(Context context, int unusedResource) {
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super(context, unusedResource);
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mContext = context;
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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ViewHolder holder;
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if (convertView == null) {
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holder = new ViewHolder();
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LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(
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Context.LAYOUT_INFLATER_SERVICE);
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convertView = inflater.inflate(android.R.layout.two_line_list_item, null);
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convertView.setTag(holder);
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holder.text1 = (TextView) convertView.findViewById(android.R.id.text1);
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holder.text2 = (TextView) convertView.findViewById(android.R.id.text2);
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} else {
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holder = (ViewHolder) convertView.getTag();
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}
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Event event = getItem(position);
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holder.text1.setText(event.title);
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holder.text2.setText(event.text);
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return convertView;
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}
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private class ViewHolder {
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TextView text1;
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TextView text2;
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}
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}
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private class Event {
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String title;
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String text;
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public Event(String title, String text) {
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this.title = title;
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this.text = text;
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}
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}
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}
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