Skip to content

Most visited

Recently visited

navigation
DelayedConfirmation / Application / src / com.example.android.wearable.delayedconfirmation /

MainActivity.java

1
/*
2
 * Copyright (C) 2014 The Android Open Source Project
3
 *
4
 * Licensed under the Apache License, Version 2.0 (the "License");
5
 * you may not use this file except in compliance with the License.
6
 * You may obtain a copy of the License at
7
 *
8
 *      http://www.apache.org/licenses/LICENSE-2.0
9
 *
10
 * Unless required by applicable law or agreed to in writing, software
11
 * distributed under the License is distributed on an "AS IS" BASIS,
12
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13
 * See the License for the specific language governing permissions and
14
 * limitations under the License.
15
 */
16
 
17
package com.example.android.wearable.delayedconfirmation;
18
 
19
import android.app.Activity;
20
import android.os.Bundle;
21
import android.util.Log;
22
import android.view.View;
23
import android.widget.Toast;
24
 
25
import com.google.android.gms.common.ConnectionResult;
26
import com.google.android.gms.common.api.GoogleApiClient;
27
import com.google.android.gms.common.api.ResultCallback;
28
import com.google.android.gms.wearable.MessageApi;
29
import com.google.android.gms.wearable.MessageEvent;
30
import com.google.android.gms.wearable.Node;
31
import com.google.android.gms.wearable.NodeApi;
32
import com.google.android.gms.wearable.Wearable;
33
 
34
/**
35
 * Has a single button, used to start the Wearable MainActivity.
36
 */
37
public class MainActivity extends Activity implements MessageApi.MessageListener,
38
        GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
39
 
40
    private static final String TAG = "DelayedConfirmation";
41
    private static final String START_ACTIVITY_PATH = "/start-activity";
42
    private static final String TIMER_SELECTED_PATH = "/timer_selected";
43
    private static final String TIMER_FINISHED_PATH = "/timer_finished";
44
    private GoogleApiClient mGoogleApiClient;
45
 
46
    @Override
47
    public void onCreate(Bundle b) {
48
        super.onCreate(b);
49
        setContentView(R.layout.main_activity);
50
        mGoogleApiClient = new GoogleApiClient.Builder(this)
51
                .addApi(Wearable.API)
52
                .addConnectionCallbacks(this)
53
                .addOnConnectionFailedListener(this)
54
                .build();
55
    }
56
 
57
    @Override
58
    protected void onResume() {
59
        super.onResume();
60
        if (!mGoogleApiClient.isConnected()) {
61
            mGoogleApiClient.connect();
62
        }
63
    }
64
 
65
    @Override
66
    protected void onDestroy() {
67
        if (mGoogleApiClient.isConnected()) {
68
            mGoogleApiClient.disconnect();
69
        }
70
        super.onDestroy();
71
    }
72
 
73
    @Override
74
    public void onConnected(Bundle bundle) {
75
        Wearable.MessageApi.addListener(mGoogleApiClient, this);
76
    }
77
 
78
    @Override
79
    public void onConnectionSuspended(int i) {
80
        Wearable.MessageApi.removeListener(mGoogleApiClient, this);
81
    }
82
 
83
    @Override
84
    public void onMessageReceived(final MessageEvent messageEvent) {
85
        runOnUiThread(new Runnable() {
86
            @Override
87
            public void run() {
88
                if (messageEvent.getPath().equals(TIMER_SELECTED_PATH)) {
89
                    Toast.makeText(getApplicationContext(), R.string.toast_timer_selected,
90
                            Toast.LENGTH_SHORT).show();
91
                } else if (messageEvent.getPath().equals(TIMER_FINISHED_PATH)) {
92
                    Toast.makeText(getApplicationContext(), R.string.toast_timer_finished,
93
                            Toast.LENGTH_SHORT).show();
94
                }
95
            }
96
        });
97
 
98
    }
99
 
100
    @Override
101
    public void onConnectionFailed(ConnectionResult connectionResult) {
102
        Log.e(TAG, "Failed to connect to Google Api Client with error code "
103
                + connectionResult.getErrorCode());
104
    }
105
 
106
    /**
107
     * Sends a message to Wearable MainActivity when button is pressed.
108
     */
109
    public void onStartWearableActivityClick(View view) {
110
        Wearable.NodeApi.getConnectedNodes(mGoogleApiClient).setResultCallback(
111
                new ResultCallback<NodeApi.GetConnectedNodesResult>() {
112
                    @Override
113
                    public void onResult(NodeApi.GetConnectedNodesResult getConnectedNodesResult) {
114
                        for (final Node node : getConnectedNodesResult.getNodes()) {
115
                            Wearable.MessageApi.sendMessage(mGoogleApiClient, node.getId(),
116
                                    START_ACTIVITY_PATH, new byte[0]).setResultCallback(
117
                                    getSendMessageResultCallback());
118
                        }
119
                    }
120
                });
121
    }
122
 
123
    private ResultCallback<MessageApi.SendMessageResult> getSendMessageResultCallback() {
124
        return new ResultCallback<MessageApi.SendMessageResult>() {
125
            @Override
126
            public void onResult(MessageApi.SendMessageResult sendMessageResult) {
127
                if (!sendMessageResult.getStatus().isSuccess()) {
128
                    Log.e(TAG, "Failed to connect to Google Api Client with status "
129
                            + sendMessageResult.getStatus());
130
                }
131
            }
132
        };
133
    }
134
}
This site uses cookies to store your preferences for site-specific language and display options.

Get the latest Android developer news and tips that will help you find success on Google Play.

* Required Fields

Hooray!

Follow Google Developers on WeChat

Browse this site in ?

You requested a page in , but your language preference for this site is .

Would you like to change your language preference and browse this site in ? If you want to change your language preference later, use the language menu at the bottom of each page.