Create an Open Limit Order

An open order opens a position at the specified market rate or at a more favorable rate in case such rate is available on the market.

Please note that if hedging is disabled for the account, the command, first, closes existing opposite positions for the same account and instrument and only then opens a new position in the remaining amount.

Parameter name

Datatype

Description

Command

const char *

The command. Must be CreateOrder.

OrderType

const char *

The type of the order. Must be O.

OfferID

or

Symbol

const char *

OfferID: The identifier of the instrument the order should be placed for. The value must be obtained from the Offers table, the OfferID column.

or

Symbol: The name of the currency pair. For example: "EUR/USD".

AccountID

const char *

The identifier of the account the order should be placed for. The value must be obtained from the Accounts table, the AccountID column.

Please note that the account identifier may not necessarily be equal to the account name which is shown in the Trading Station application.

BuySell

const char *

The order direction.

The value must be B - for buy orders and S - for sell orders.

Amount

int

The amount of the order. In the case of FX instruments, the amount is expressed in the base currency of an instrument. In the case of CFD instruments, the amount is expressed in contracts. Must be divisible by the value of the lot size.

Rate

double

The rate at which the order must be filled.

TimeInForce

const char *

The Time In Force value.

Can be IOC (Immediate Or Cancel) or FOK (Fill Or Kill).

The value is optional.

Open orders are IOC orders by default.

ClientRate

double

The current price of the order instrument.

The value is optional. It is used for logging purposes.

CustomID

const char *

The custom identifier of the order. This value will be populated into these columns of the trading tables:

Table

Column for opening order

Column for closing order

Orders

RequestTXT

RequestTXT

Trades

OpenOrderRequestTXT

N/A

Closed Trades

OpenOrderRequestTXT

CloseOrderRequestTXT

The value is optional

You can also create a pair of stop and limit orders for the trade using the same command. Please refer to Attach Stop and/or Limit Orders to the Command for details.

Example: Create an Open order [hide]

  void CreateOrderSample::prepareParamsFromLoginRules(IO2GLoginRules *loginRules)
  {
      mParams = new OrderCreationParam();
 
      O2G2Ptr<IO2GResponseReaderFactory> factory = mSession->getResponseReaderFactory();
      // Gets first account from login.
      O2G2Ptr<IO2GResponse> accountsResponse = loginRules->getTableRefreshResponse(Accounts);
      O2G2Ptr<IO2GAccountsTableResponseReader> accountsReader = factory->createAccountsTableReader(accountsResponse);
      O2G2Ptr<IO2GAccountRow> account = accountsReader->getRow(0);
      // Store account id
      mParams->mAccountID = account->getAccountID();
      // Store base amount
      mParams->mBaseAmount = account->getBaseUnitSize();
      // Get offers for eur/usd
      O2G2Ptr<IO2GResponse> offerResponse = loginRules->getTableRefreshResponse(Offers);
      O2G2Ptr<IO2GOffersTableResponseReader> offersReader = factory->createOffersTableReader(offerResponse);
      for (int i = 0; i < offersReader->size(); i++)
      {
          O2G2Ptr<IO2GOfferRow> offer = offersReader->getRow(i);
          if (_stricmp(offer->getInstrument(), "EUR/USD") == 0)
          {
              mParams->mOfferID = offer->getOfferID();
              mParams->mAsk = offer->getAsk();
              mParams->mBid = offer->getBid();
              mParams->mPointSize = offer->getPointSize();
              break;
          }
      }
 
  }
 
  void CreateOrderSample::createMarketOrder(const char *offerID, const char *accountID, int amount, double rate, const char * buySell)
  {
      using namespace O2G2;
      O2G2Ptr<IO2GRequestFactory> factory = mSession->getRequestFactory();
 
      O2G2Ptr<IO2GValueMap> valuemap = factory->createValueMap();
      valuemap->setString(Command, Commands::CreateOrder);
      valuemap->setString(OrderType, Orders::OpenLimit);
      valuemap->setString(AccountID, accountID);                // The identifier of the account the order should be placed for.
      valuemap->setString(OfferID, offerID);                    // The identifier of the instrument the order should be placed for.
      valuemap->setString(BuySell, buySell);                    // The order direction (use "B" for Buy, "S" for Sell)
      valuemap->setDouble(Rate, rate);                          // The rate at which the order must be filled.
      valuemap->setInt(Amount, amount);                         // The quantity of the instrument to be bought or sold.
      valuemap->setString(CustomID, "OpenMarketOrder");         // The custom identifier of the order.
 
      O2G2Ptr<IO2GRequest> request = factory->createOrderRequest(valuemap);
      mSession->sendRequest(request);
  }

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