Links
Android Sites
Language
Results
Loading...
1
/*
2
* Copyright (C) 2013 The Android Open Source Project
3
* Licensed under the Apache License, Version 2.0 (the "License");
4
* you may not use this file except in compliance with the License.
5
* You may obtain a copy of the License at
6
*
7
* http://www.apache.org/licenses/LICENSE-2.0
8
*
9
* Unless required by applicable law or agreed to in writing, software
10
* distributed under the License is distributed on an "AS IS" BASIS,
11
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12
* See the License for the specific language governing permissions and
13
* limitations under the License.
14
*/
15
16
package com.example.android.customnotifications;
17
18
import android.app.Activity;
19
import android.app.Notification;
20
import android.app.NotificationManager;
21
import android.app.PendingIntent;
22
import android.content.Intent;
23
import android.os.Build;
24
import android.os.Bundle;
25
import android.support.v4.app.NotificationCompat;
26
import android.view.View;
27
import android.widget.RemoteViews;
28
29
import java.text.DateFormat;
30
import java.util.Date;
31
32
public class MainActivity extends Activity {
33
/**
34
* This sample demonstrates notifications with custom content views.
35
*
36
* <p>On API level 16 and above a big content view is also defined that is used for the
37
* 'expanded' notification. The notification is created by the NotificationCompat.Builder.
38
* The expanded content view is set directly on the {@link android.app.Notification} once it has been build.
39
* (See {@link android.app.Notification#bigContentView}.) </p>
40
*
41
* <p>The content views are inflated as {@link android.widget.RemoteViews} directly from their XML layout
42
* definitions using {@link android.widget.RemoteViews#RemoteViews(String, int)}.</p>
43
*/
44
private void createNotification() {
46
NotificationCompat.Builder builder = new NotificationCompat.Builder(this);
48
50
//Create Intent to launch this Activity again if the notification is clicked.
51
Intent i = new Intent(this, MainActivity.class);
52
i.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
53
PendingIntent intent = PendingIntent.getActivity(this, 0, i,
54
PendingIntent.FLAG_UPDATE_CURRENT);
55
builder.setContentIntent(intent);
57
59
// Sets the ticker text
60
builder.setTicker(getResources().getString(R.string.custom_notification));
61
62
// Sets the small icon for the ticker
63
builder.setSmallIcon(R.drawable.ic_stat_custom);
65
67
// Cancel the notification when clicked
68
builder.setAutoCancel(true);
69
70
// Build the notification
71
Notification notification = builder.build();
73
75
// Inflate the notification layout as RemoteViews
76
RemoteViews contentView = new RemoteViews(getPackageName(), R.layout.notification);
77
78
// Set text on a TextView in the RemoteViews programmatically.
79
final String time = DateFormat.getTimeInstance().format(new Date()).toString();
80
final String text = getResources().getString(R.string.collapsed, time);
81
contentView.setTextViewText(R.id.textView, text);
82
83
/* Workaround: Need to set the content view here directly on the notification.
84
* NotificationCompatBuilder contains a bug that prevents this from working on platform
85
* versions HoneyComb.
86
* See https://code.google.com/p/android/issues/detail?id=30495
87
*/
88
notification.contentView = contentView;
89
90
// Add a big content view to the notification if supported.
91
// Support for expanded notifications was added in API level 16.
92
// (The normal contentView is shown when the notification is collapsed, when expanded the
93
// big content view set here is displayed.)
94
if (Build.VERSION.SDK_INT >= 16) {
95
// Inflate and set the layout for the expanded notification view
96
RemoteViews expandedView =
97
new RemoteViews(getPackageName(), R.layout.notification_expanded);
98
notification.bigContentView = expandedView;
99
}
101
102
// START_INCLUDE(notify)
103
// Use the NotificationManager to show the notification
104
NotificationManager nm = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
105
nm.notify(0, notification);
107
}
108
109
@Override
110
protected void onCreate(Bundle savedInstanceState) {
111
super.onCreate(savedInstanceState);
112
setContentView(R.layout.sample_main);
113
}
114
115
/**
116
* Create and show a notification with a custom layout.
117
* This callback is defined through the 'onClick' attribute of the
118
* 'Show Notification' button in the XML layout.
119
*
120
* @param v
121
*/
122
public void showNotificationClicked(View v) {
123
createNotification();
124
}
125
}