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ListenSink.cpp
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ListenSink.cpp
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////////////////////////////////////////////////////////////////////////////////
//! \file ListenSink.cpp
//! \brief The ListenSink class definition.
//! \author Chris Oldwood
#include "Common.hpp"
#include "ListenSink.hpp"
#include <NCL/DDESvrConv.hpp>
#include <NCL/DDEData.hpp>
#include <WCL/StrArray.hpp>
#include <ostream>
////////////////////////////////////////////////////////////////////////////////
//! Constructor.
ListenSink::ListenSink(const tstring& server, const tstring& topic, tostream& out, DWORD delay)
: m_server(server)
, m_topic(topic)
, m_out(out)
, m_delay(delay)
{
}
////////////////////////////////////////////////////////////////////////////////
//! Destructor.
ListenSink::~ListenSink()
{
}
////////////////////////////////////////////////////////////////////////////////
//! Query for all services and topics supported.
bool ListenSink::OnWildConnect(CStrArray& services, CStrArray& topics)
{
m_out << TXT("XTYP_WILDCONNECT")
<< std::endl;
services.Add(m_server.c_str());
topics.Add(!m_topic.empty() ? m_topic.c_str() : TXT("*"));
// if (m_delay != 0)
// ::Sleep(m_delay);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//! Query for all topics supported by a service.
bool ListenSink::OnWildConnectService(const tchar* service, CStrArray& topics)
{
m_out << TXT("XTYP_WILDCONNECT: '")
<< service << TXT("'")
<< std::endl;
topics.Add(!m_topic.empty() ? m_topic.c_str() : TXT("*"));
// if (m_delay != 0)
// ::Sleep(m_delay);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//! Query for all services supporting a topic.
bool ListenSink::OnWildConnectTopic(const tchar* topic, CStrArray& services)
{
m_out << TXT("XTYP_WILDCONNECT: '")
<< topic << TXT("'")
<< std::endl;
services.Add(m_server.c_str());
// if (m_delay != 0)
// ::Sleep(m_delay);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//! Request to connect on the named topic.
bool ListenSink::OnConnect(const tchar* service, const tchar* topic)
{
m_out << TXT("XTYP_CONNECT: '")
<< service << TXT("', '")
<< topic << TXT("'")
<< std::endl;
// if (m_delay != 0)
// ::Sleep(m_delay);
return ( (tstricmp(service, m_server.c_str()) == 0)
&& ( (m_topic.empty()) || (tstricmp(topic, m_topic.c_str()) == 0) )
);
}
////////////////////////////////////////////////////////////////////////////////
//! Conversation established.
void ListenSink::OnConnectConfirm(CDDESvrConv* conv)
{
m_out << TXT("XTYP_CONNECT_CONFIRM: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("'")
<< std::endl;
// if (m_delay != 0)
// ::Sleep(m_delay);
}
////////////////////////////////////////////////////////////////////////////////
//! Conversation terminated.
void ListenSink::OnDisconnect(CDDESvrConv* conv)
{
m_out << TXT("XTYP_DISCONNECT: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("'")
<< std::endl;
// if (m_delay != 0)
// ::Sleep(m_delay);
}
////////////////////////////////////////////////////////////////////////////////
//! Value requested for an item.
bool ListenSink::OnRequest(CDDESvrConv* conv, const tchar* item, uint format, CDDEData& data)
{
m_out << TXT("XTYP_REQUEST: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("', '")
<< item << TXT("', '")
<< format << TXT("'")
<< std::endl;
data.SetData("\0\0", 2, 0);
if (m_delay != 0)
::Sleep(m_delay);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//! Start an advise loop on an item.
bool ListenSink::OnAdviseStart(CDDESvrConv* conv, const tchar* item, uint format)
{
m_out << TXT("XTYP_ADVSTART: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("', '")
<< item << TXT("', '")
<< format << TXT("'")
<< std::endl;
// if (m_delay != 0)
// ::Sleep(m_delay);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//! Request the value for an item being advised on.
bool ListenSink::OnAdviseRequest(CDDESvrConv* conv, CDDELink* link, CDDEData& data)
{
m_out << TXT("XTYP_ADVREQ: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("', '")
<< link->Item().c_str() << TXT("', '")
<< link->Format() << TXT("'")
<< std::endl;
data.SetData("\0\0", 2, 0);
// if (m_delay != 0)
// ::Sleep(m_delay);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//! Stop the advise loop or an item.
void ListenSink::OnAdviseStop(CDDESvrConv* conv, CDDELink* link)
{
m_out << TXT("XTYP_ADVSTOP: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("', '")
<< link->Item().c_str() << TXT("', '")
<< link->Format() << TXT("'")
<< std::endl;
// if (m_delay != 0)
// ::Sleep(m_delay);
}
////////////////////////////////////////////////////////////////////////////////
//! Execute the command.
bool ListenSink::OnExecute(CDDESvrConv* conv, const CString& command)
{
m_out << TXT("XTYP_EXECUTE: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("', '")
<< command.c_str() << TXT("'")
<< std::endl;
if (m_delay != 0)
::Sleep(m_delay);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//! Write a value to an item.
bool ListenSink::OnPoke(CDDESvrConv* conv, const tchar* item, uint format, const CDDEData& data)
{
m_out << TXT("XTYP_POKE: '")
<< conv->Service().c_str() << TXT("', '")
<< conv->Topic().c_str() << TXT("', '")
<< item << TXT("', '")
<< format << TXT("', '")
<< data.Size() << TXT(" bytes'")
<< std::endl;
if (m_delay != 0)
::Sleep(m_delay);
return true;
}