//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
private void OnInitDialog(object sender = null, EventArgs e = null)
{
//--- disable logout button
m_Logout.Enabled = false;
EnableButtons(false);
//--- initialize dealer
if (!m_dealer.Initialize(this))
{
Close();
return;
}
//--- create CIMTRequest object
if ((m_request = m_dealer.RequestCreate()) == null)
{
MessageBox.Show("Failed to create interface.", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
Close();
return;
}
//--- create CIMTConfirm object
if ((m_confirm = m_dealer.ConfirmCreate()) == null)
{
MessageBox.Show("Failed to create interface.", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
Close();
return;
}
}
//+------------------------------------------------------------------+
//| GC destructor |
//+------------------------------------------------------------------+
protected override void Dispose(bool disposing)
{
if (disposing)
{
//--- release IMTRequest object
if (m_request != null)
{
m_request.Dispose();
m_request = null;
}
//--- release IMTConfirm object
if (m_confirm != null)
{
m_confirm.Dispose();
m_confirm = null;
}
//---
if (m_dealer != null)
{
m_dealer.Dispose();
m_dealer = null;
}
//---
if (components != null)
{
components.Dispose();
}
}
//---
base.Dispose(disposing);
}
//+------------------------------------------------------------------+
//| Manager API shutdown |
//+------------------------------------------------------------------+
void Shutdown()
{
//--- free request sink
if (m_request_sink != null)
{
m_request_sink.Dispose();
m_request_sink = null;
}
//--- free order sink
if (m_order_sink != null)
{
m_order_sink.Dispose();
m_order_sink = null;
}
//--- close answer event
if (m_event_answer != null)
{
m_event_answer.Close();
m_event_answer = null;
}
//--- close requests event
if (m_event_request != null)
{
m_event_request.Close();
m_event_request = null;
}
//--- release request objects
if (m_request != null)
{
m_request.Dispose();
m_request = null;
}
//--- release confirmation objects
if (m_confirm != null)
{
m_confirm.Dispose();
m_confirm = null;
}
//--- if manager interface was created
if (m_manager != null)
{
//--- release manager interface
m_manager.Dispose();
m_manager = null;
}
//--- parent
m_parent = null;
}
public override void OnRequestDelete(CIMTRequest request)
{
NotifyRequest();
}
//+------------------------------------------------------------------+
//| Get last request |
//+------------------------------------------------------------------+
public void GetLastRequest(ref CIMTRequest request)
{
//--- return request
request.Assign(m_request);
}
//+------------------------------------------------------------------+
//| Sink event handlers |
//+------------------------------------------------------------------+
public override void OnRequestAdd(CIMTRequest request)
{
NotifyRequest();
}
//+------------------------------------------------------------------+
//| Initialize library |
//+------------------------------------------------------------------+
public bool Initialize(CDealerExampleDlg parent)
{
//---
string message = string.Empty;
MTRetCode res = MTRetCode.MT_RET_OK_NONE;
uint version = 0;
//--- check
if (parent == null)
{
return(false);
}
m_parent = parent;
//---
try
{
//--- init CIMTManagerSink native link
if ((res = RegisterSink()) != MTRetCode.MT_RET_OK)
{
message = string.Format("Register sink failed ({0})", res);
MessageBox.Show(message, "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//--- loading manager API
if ((res = SMTManagerAPIFactory.Initialize(@"..\..\..\API\")) != MTRetCode.MT_RET_OK)
{
message = string.Format("Loading manager API failed ({0})", res);
MessageBox.Show(message, "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//--- check Manager API version
if ((res = SMTManagerAPIFactory.GetVersion(out version)) != MTRetCode.MT_RET_OK)
{
message = string.Format("Dealer: getting version failed ({0})", res);
MessageBox.Show(message, "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
if (version != SMTManagerAPIFactory.ManagerAPIVersion)
{
message = string.Format("Dealer: wrong Manager API version, version {0} required", SMTManagerAPIFactory.ManagerAPIVersion);
MessageBox.Show(message, "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//--- create manager interface
if ((m_manager = SMTManagerAPIFactory.CreateManager(SMTManagerAPIFactory.ManagerAPIVersion, out res)) == null || res != MTRetCode.MT_RET_OK)
{
message = string.Format("Dealer: creating manager interface failed ({0})", res);
MessageBox.Show(message, "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//--- create request object
if ((m_request = m_manager.RequestCreate()) == null)
{
m_manager.LoggerOut(EnMTLogCode.MTLogErr, "Dealer: creating request object failed");
MessageBox.Show("Dealer: creating request object failed", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//--- create confirmation object
if ((m_confirm = m_manager.DealerConfirmCreate()) == null)
{
m_manager.LoggerOut(EnMTLogCode.MTLogErr, "Dealer: creating confirmation object failed");
MessageBox.Show("Dealer: creating confirmation object failed", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//--- create requests event
m_event_request = new EventWaitHandle(false, EventResetMode.ManualReset);
//--- create requests event
m_event_answer = new EventWaitHandle(false, EventResetMode.AutoReset);
//---
m_request_sink = new CRequestSink();
if ((res = m_request_sink.Initialize(m_manager, m_event_request)) != MTRetCode.MT_RET_OK)
{
m_manager.LoggerOut(EnMTLogCode.MTLogErr, "Dealer: creating request sink failed");
MessageBox.Show("Dealer: creating request sink failed", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//---
m_order_sink = new COrderSink();
if ((res = m_order_sink.Initialize(m_manager)) != MTRetCode.MT_RET_OK)
{
m_manager.LoggerOut(EnMTLogCode.MTLogErr, "Dealer: creating request sink failed");
MessageBox.Show("Dealer: creating request sink failed", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
//--- done
return(true);
}
catch (Exception ex)
{
if (m_manager != null)
{
m_manager.LoggerOut(EnMTLogCode.MTLogErr, "Dealer: initialization failed - {0}", ex.Message);
}
//---
MessageBox.Show(ex.Message, "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//--- done with errors
return(false);
}
