android 自定義帶按鈕的Notification及點擊事件和伸縮通知欄


1、自定義一個帶按鈕的Notification布局:layout_notification;

2、創建Notification:

  RemoteViews views = new RemoteViews(getPackageName(),R.layout.layout_nitification);  //自定義的布局視圖

  //按鈕點擊事件:

  PendingIntent homeIntent = PengdingIntent.getBroadcast(this,1,new Intent("action"),PengdingIntent.FLAG_UPDATE_CURRENT);

  views.setOnClickPendingIntent(R.id.btn,homeIntent);    //點擊的id,點擊事件

  //創建通知:

    NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(getApplicationContext);

    mBuilder.setContent(views)    //設置布局

        .setOngoing(true)    //設置是否常駐,true為常駐

        .setSmallIcon(R.mipmap.ic_laucher)    //設置小圖標

        .setTicker("通知來了")        //設置提示

        .setPriority(Notification.PRIORITY_MAX)  //設置優先級

        .setWhen(System.currentTimeMillis())    //設置展示時間

        .setContentIntent(PendingIntent.getBroadcast(this,2,new Intent("action.view"),PengingIntent.FLAG_UPDATE_CURRENT);    //設置視圖點擊事件

    NotificationManager mNotificationManager = (NotificationManager)getSystemService(NOTIFICATION_SERVICE);

    mNotificationManager.notify(100,mBuilder.build())    //顯示通知: 當前notificationid,當前notification

3、創建NotificationBroadcast接收通知:

public class NotificationBroadcast extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();    //動作
collapseStatusBar(context);        //收起通知欄
Intent i = new Intent(context,MainActivity.class);
i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);    //必須添加,避免重復打開
if (action.equals("com.xczl.smart.notification.home")){
i.putExtra("flag","home");    //傳值
context.startActivity(i);
}
} 

public void collapseStatusBar(Context context) {
    try {
Object statusBarManager = context.getSystemService("statusbar");
Method collapse;
if (Build.VERSION.SDK_INT <= 16) {
collapse = statusBarManager.getClass().getMethod("collapse");
} else {
collapse = statusBarManager.getClass().getMethod("collapsePanels");
}
collapse.invoke(statusBarManager);
} catch (Exception localException) {
localException.printStackTrace();
}
}

4、MainActivity接收消息:

  覆寫 onNewIntent():

@Override
protected void onNewIntent(Intent intent) {
String extra = intent.getStringExtra("flag");
if (!TextUtils.isEmpty(extra)){
if (extra.equals("home")){
//接收到值的具體操作
}
}
}

5、配置清單:

   MainActivity:設置LanchMode為singleTask

   注冊Broadcast:

<receiver
android:name="com.xczl.smart.broadcast.NotificationBroadcast"
android:enabled="true">
<intent-filter>
<action android:name="action"/>
<action android:name="action.view"/>
</intent-filter>
</receiver>

     配置通知欄伸縮權限:  

<uses-permission android:name="android.permission.EXPAND_STATUS_BAR"/>

      

 


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