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我已經成功地從樣本中實施了gcm，並且可以收到通知消息，但是當我從欄中向下拖動時，文本的一部分會出現在選項卡中。通過單擊通知欄中的選項卡打開（警報）對話框
我不知道如何打開（警告）對話框，當點擊標籤並顯示整個消息。
有人嗎？ 來自荷蘭的感謝！
protected void onMessage(Context arg0, Intent arg1) {
Log.i(TAG, "new message= ");
String ticker=arg1.getExtras().getString("ticker");
String subject=arg1.getExtras().getString("subject");
String message=arg1.getExtras().getString("message");
Vibrator vibrator = (Vibrator) arg0.getSystemService(Context.VIBRATOR_SERVICE);
vibrator.vibrate(1000);
String ns = Context.NOTIFICATION_SERVICE;
NotificationManager mNotificationManager = (NotificationManager) getSystemService(ns);
int icon = R.drawable.ic_launcher;
CharSequence tickerText = ticker;
long when = System.currentTimeMillis();
Notification notification = new Notification(icon, tickerText, when);
Context context = getApplicationContext();
CharSequence contentTitle = subject;
CharSequence contentText = message;
Intent notificationIntent = new Intent(this, FragmentActivity.class);
PendingIntent contentIntent = PendingIntent.getActivity(this, 0, notificationIntent, 0);
notification.setLatestEventInfo(context, contentTitle, contentText, contentIntent);
final int HELLO_ID = 1;
mNotificationManager.notify(HELLO_ID, notification);