本文介绍了Notification的用法。
1、示例演示用法
1)NotificationActivity.java
/**
* 演示了Notification的用法
* Notification的创建、显示、删除
* 通知栏点击Notification打开Activity、Service、Broadcast
* 直接new1个Notification或通过Notification.Builder来创建
* 自定义Notification的视图并点击交互
*/
public class NotificationActivity extends Activity {
private BroadcastReceiver mBroadcastReceiver;
private NotificationManager mNotificationManager;
private int NOTIFICATION_ID = 0x007;
private int NOTIFICATION_ID2 = 0x008;
private int NOTIFICATION_ID3 = 0x009;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
init();
}
private void init(){
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(NewBroadcastReceiver.ACTION_NOTIFICATION);
intentFilter.addAction(NewBroadcastReceiver.ACTION_NOTIFICATION2);
mBroadcastReceiver = new NewBroadcastReceiver();
registerReceiver(mBroadcastReceiver, intentFilter);
mNotificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
findViewById(R.id.btn).setOnClickListener(mOnClickListener);
findViewById(R.id.btn_direct).setOnClickListener(mOnClickListener);
findViewById(R.id.btn_custom).setOnClickListener(mOnClickListener);
//API level 11
Notification.Builder builder = new Notification.Builder(this);
builder.setSmallIcon(R.drawable.ic_launcher)//status bar
.setTicker("猥琐不")//status bar
.setWhen(System.currentTimeMillis())//the time the event occurred
.setDefaults(Notification.DEFAULT_SOUND)
.setContentTitle("石鑫")
.setContentText("小李飞刀")
.setContentInfo("美好的回想")
.setContentIntent(PendingIntent.getActivity(this,
0, new Intent(this, NewActivity.class), 0))//startActivity
// .setContentIntent(PendingIntent.getBroadcast(this, 0,
// new Intent(NewBroadcastReceiver.ACTION_NOTIFICATION), 0))//sendBroadcastReceiver
// .setContentIntent(PendingIntent.getService(this, 0,
// new Intent(this, NewService.class), 0))//startService
.setAutoCancel(true);//dismiss when touched
Notification notification = builder.getNotification();//v16用build
mNotificationManager.notify(NOTIFICATION_ID, notification);
}
@Override
protected void onDestroy() {
super.onDestroy();
unregisterReceiver(mBroadcastReceiver);
}
private OnClickListener mOnClickListener = new OnClickListener() {
@SuppressWarnings("deprecation")
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.btn:
mNotificationManager.cancel(NOTIFICATION_ID);//通过ID删除Notification
mNotificationManager.cancel(NOTIFICATION_ID2);
mNotificationManager.cancel(NOTIFICATION_ID3);break;
case R.id.btn_direct:
Notification notification = new Notification(R.drawable.ic_launcher,
"monkey", System.currentTimeMillis());
//给Notification添加sound
Uri ringURI = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
notification.sound = ringURI;
//给Notification添加Vibration
long[] vibrate = new long[]{1000,1000,1000,1000,1000};
notification.vibrate = vibrate;
notification.setLatestEventInfo(NotificationActivity.this, "Activity", "launch an activity",
PendingIntent.getActivity(NotificationActivity.this, 0,
new Intent(NotificationActivity.this, NewActivity.class), 0));
mNotificationManager.notify(NOTIFICATION_ID2, notification);break;
case R.id.btn_custom:
Notification notification2 = new Notification(R.drawable.ic_launcher,
"monkey", System.currentTimeMillis());
RemoteViews remoteView = new RemoteViews(getPackageName(), R.layout.notification);
notification2.contentView = remoteView;
notification2.contentIntent = PendingIntent.getActivity(NotificationActivity.this, 0,
new Intent(NotificationActivity.this, NewActivity.class), 0);
notification2.contentView.setTextViewText(R.id.txt, "骚包");
notification2.contentView.setProgressBar(R.id.progressbar, 1000, 400, false);
//注册及在广播中处理点击事件
notification2.contentView.setOnClickPendingIntent(R.id.img,
PendingIntent.getBroadcast(NotificationActivity.this, 0,
new Intent(NewBroadcastReceiver.ACTION_NOTIFICATION2), 0));
mNotificationManager.notify(NOTIFICATION_ID3, notification2);
default:
break;
}
}
};
}
2)activity_main.xml
<?xml version="1.0" encoding="utf⑻"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<Button
android:id="@+id/btn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="hit me"
android:layout_gravity="center"/>
<Button
android:id="@+id/btn_direct"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="direct"
android:layout_gravity="center"/>
<Button
android:id="@+id/btn_custom"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="custom"
android:layout_gravity="center"/>
</LinearLayout>
3)NewActivity.java
public class NewActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
Log.i(getClass().getSimpleName(), "onCreate");
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_new);
}
}
4)activity_new.xml
<?xml version="1.0" encoding="utf⑻"?>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:android="http://schemas.android.com/apk/res/android">
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="欢迎步入星光大道"/>
</RelativeLayout>
5)NewBroadcastReceiver.java
public class NewBroadcastReceiver extends BroadcastReceiver {
/**使用4次,定义、注册、发送、接收*/
public static final String ACTION_NOTIFICATION = "action.NOTIFICATION";
public static final String ACTION_NOTIFICATION2 = "action.NOTIFICATION2";
@Override
public void onReceive(Context context, Intent intent) {
if(ACTION_NOTIFICATION.equals(intent.getAction())){
Log.i(getClass().getSimpleName(), "onReceive");
}else if(ACTION_NOTIFICATION2.equals(intent.getAction())){
Toast.makeText(context, "轻点好吗", Toast.LENGTH_SHORT).show();
}
}
}
6)NewService.java
public class NewService extends Service {
@Override
public IBinder onBind(Intent intent) {
//只有Service.onBind(Intent)覆写
return null;
}
@Override
public void onCreate() {
Log.i(getClass().getSimpleName(), "onCreate");
super.onCreate();
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
Log.i(getClass().getSimpleName(), "onStartCommand");
return super.onStartCommand(intent, flags, startId);
}
}
7)notification.xml
<?xml version="1.0" encoding="utf⑻"?>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:android="http://schemas.android.com/apk/res/android">
<ImageView
android:id="@+id/img"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerVertical="true"
android:layout_alignParentLeft="true"
android:src="@drawable/ic_launcher"/>
<TextView
android:id="@+id/txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_alignParentTop="true"/>
<ProgressBar
android:id="@+id/progressbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_toRightOf="@id/img"
android:layout_alignParentBottom="true"
style="@android:style/Widget.ProgressBar.Horizontal"/>
</RelativeLayout>
8)AndroidManifest.xml
<?xml version="1.0" encoding="utf⑻"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.qinuli.notificationtest"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="11"
android:targetSdkVersion="19" />
<uses-permission android:name="android.permission.VIBRATE"/>
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.qinuli.notificationtest.NotificationActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".NewActivity"></activity>
<service android:name=".NewService"/>
</application>
</manifest>