我是android新手。我正在學習android中的gcm集成部分,並且遇到了這個問題,我無法調用未在清單中標記爲啓動程序的活動。我能夠收到gcm通知和所有數據,但無法呼叫該活動。這是爲什麼發生?只有當應用程序從後臺移除時,我才面臨此問題。當應用程序沒有運行或從後臺移除時,是否有辦法存儲和檢索應用程序上下文?如何從GcmListenerService調用非啓動類?
public class NotificationsListenerService extends GcmListenerService {
public static final int MESSAGE_NOTIFICATION_ID = 435345;
private static final String TAG = "MyGcmListenerService";
@Override
public void onMessageReceived(String from, Bundle data) {
//String message = data.getString("message");
String message = data.getBundle("notification").getString("body");
Log.d(TAG, "From: " + from);
Log.d(TAG, "Message: " + message);
Log.d(TAG, "GCM DATA: " + data);
try{
String CODE=data.getString("code");
if(CODE!=null){
switch (CODE){
case "666":
String id=data.getString("id");
Code666(id);
break;
}
}
}catch (Exception e){
e.printStackTrace();
}
}
private void Code666(String _id) {
Context context = getBaseContext();
Intent intent = new Intent(this, SecondActivity.class);
intent.putExtra("_id",_id);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
PendingIntent pendingIntent = PendingIntent.getActivity(this, 0 /* Request code */, intent,
PendingIntent.FLAG_ONE_SHOT);
NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(context)
.setSmallIcon(R.drawable.floatinglogo)
.setContentTitle("Horn OK")
.setContentText("HelpNeeded!")
.setAutoCancel(true)
.setContentIntent(pendingIntent);
NotificationManager mNotificationManager = (NotificationManager) context
.getSystemService(Context.NOTIFICATION_SERVICE);
mNotificationManager.notify(MESSAGE_NOTIFICATION_ID, mBuilder.build());
}
}
在此先感謝! Sidharth
嘗試用'flag_activity_new task'東西。 –
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