/**
   * Adds the user interface related to the given protocol provider.
   *
   * @param protocolProvider the protocol provider for which we add the user interface
   */
  public void addProtocolProviderUI(ProtocolProviderService protocolProvider) {
    OperationSetBasicTelephony<?> telOpSet =
        protocolProvider.getOperationSet(OperationSetBasicTelephony.class);

    if (telOpSet != null) {
      telOpSet.addCallListener(androidCallListener);
    }

    OperationSetPresence presenceOpSet =
        protocolProvider.getOperationSet(OperationSetPresence.class);

    if (presenceOpSet != null) {
      presenceOpSet.addProviderPresenceStatusListener(androidPresenceListener);
    }
  }
  /**
   * Removes the user interface related to the given protocol provider.
   *
   * @param protocolProvider the protocol provider to remove
   */
  public void removeProtocolProviderUI(ProtocolProviderService protocolProvider) {
    OperationSetBasicTelephony<?> telOpSet =
        protocolProvider.getOperationSet(OperationSetBasicTelephony.class);

    if (telOpSet != null) {
      telOpSet.removeCallListener(androidCallListener);
    }

    OperationSetPresence presenceOpSet =
        protocolProvider.getOperationSet(OperationSetPresence.class);

    if (presenceOpSet != null) {
      presenceOpSet.removeProviderPresenceStatusListener(androidPresenceListener);
    }

    // Removes all chat session for unregistered provider
    ChatSessionManager.removeAllChatsForProvider(protocolProvider);
  }
  /**
   * Indicates that a protocol provider connection has failed.
   *
   * @param protocolProvider the <tt>ProtocolProviderService</tt>, which connection failed
   * @param loginManagerCallback the <tt>LoginManager</tt> implementation, which is managing the
   *     process
   */
  public void protocolProviderConnectionFailed(
      final ProtocolProviderService protocolProvider, final LoginManager loginManagerCallback) {
    AccountID accountID = protocolProvider.getAccountID();

    AndroidUtils.showAlertConfirmDialog(
        JitsiApplication.getGlobalContext(),
        JitsiApplication.getResString(R.string.service_gui_ERROR),
        JitsiApplication.getResString(
            R.string.service_gui_CONNECTION_FAILED_MSG,
            accountID.getUserID(),
            accountID.getService()),
        JitsiApplication.getResString(R.string.service_gui_RETRY),
        new DialogActivity.DialogListener() {
          public boolean onConfirmClicked(DialogActivity dialog) {
            loginManagerCallback.login(protocolProvider);
            return true;
          }

          public void onDialogCancelled(DialogActivity dialog) {}
        });
  }