private void _addCardToLearn() {
    try {
      String queue_list = learnApiImplements._getValueFromSystemByKey(LazzyBeeShare.QUEUE_LIST);
      List<String> cardIDs = learnApiImplements._getListCardIdFromStringArray(queue_list);
      if (cardIDs.contains(cardId)) {
        Toast.makeText(
                context,
                getString(R.string.message_action_add_card_to_learn_complete, card.getQuestion()),
                Toast.LENGTH_SHORT)
            .show();
      } else {
        if (card == null) card = learnApiImplements._getCardByID(cardId);
        learnApiImplements._addCardIdToQueueList(card);
        Toast.makeText(
                context,
                getString(R.string.message_action_add_card_to_learn_complete, card.getQuestion()),
                Toast.LENGTH_SHORT)
            .show();
      }

      //            // Instantiate an AlertDialog.Builder with its constructor
      //            final AlertDialog.Builder builder = new AlertDialog.Builder(new
      // ContextThemeWrapper(context, R.style.DialogLearnMore));
      //
      //            // Chain together various setter methods to set the dialog characteristics
      //            builder.setMessage(getString(R.string.dialog_message_add_to_learn,
      // card.getQuestion()))
      //                    .setTitle(getString(R.string.dialog_title_add_to_learn));
      //
      //            // Add the buttons
      //            builder.setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() {
      //                public void onClick(DialogInterface dialog, int id) {
      //                    //Update Queue_list in system table
      //
      //
      //                }
      //            });
      //            builder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener()
      // {
      //                public void onClick(DialogInterface dialog, int id) {
      //                    // User cancelled the dialog
      //                    dialog.cancel();
      //                }
      //            });
      //            // Get the AlertDialog from create()
      //            AlertDialog dialog = builder.create();

      // dialog.show();
    } catch (Exception e) {
      LazzyBeeShare.showErrorOccurred(context, "_addCardToLearn", e);
    }
  }