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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <vcl/errcode.hxx>
#include <svl/svdde.hxx>
#include "ddectrl.hxx"
#include <basic/sberrors.hxx>
#define DDE_FIRSTERR 0x4000
#define DDE_LASTERR 0x4011
static const ErrCode nDdeErrMap[] =
{
/* DMLERR_ADVACKTIMEOUT */ ErrCode(0x4000), ERRCODE_BASIC_DDE_TIMEOUT,
/* DMLERR_BUSY */ ErrCode(0x4001), ERRCODE_BASIC_DDE_BUSY,
/* DMLERR_DATAACKTIMEOUT */ ErrCode(0x4002), ERRCODE_BASIC_DDE_TIMEOUT,
/* DMLERR_DLL_NOT_INITIALIZED */ ErrCode(0x4003), ERRCODE_BASIC_DDE_ERROR,
/* DMLERR_DLL_USAGE */ ErrCode(0x4004), ERRCODE_BASIC_DDE_ERROR,
/* DMLERR_EXECACKTIMEOUT */ ErrCode(0x4005), ERRCODE_BASIC_DDE_TIMEOUT,
/* DMLERR_INVALIDPARAMETER */ ErrCode(0x4006), ERRCODE_BASIC_DDE_ERROR,
/* DMLERR_LOW_MEMORY */ ErrCode(0x4007), ERRCODE_BASIC_DDE_ERROR,
/* DMLERR_MEMORY_ERROR */ ErrCode(0x4008), ERRCODE_BASIC_DDE_ERROR,
/* DMLERR_NOTPROCESSED */ ErrCode(0x4009), ERRCODE_BASIC_DDE_NOTPROCESSED,
/* DMLERR_NO_CONV_ESTABLISHED */ ErrCode(0x400a), ERRCODE_BASIC_DDE_NO_CHANNEL,
/* DMLERR_POKEACKTIMEOUT */ ErrCode(0x400b), ERRCODE_BASIC_DDE_TIMEOUT,
/* DMLERR_POSTMSG_FAILED */ ErrCode(0x400c), ERRCODE_BASIC_DDE_QUEUE_OVERFLOW,
/* DMLERR_REENTRANCY */ ErrCode(0x400d), ERRCODE_BASIC_DDE_ERROR,
/* DMLERR_SERVER_DIED */ ErrCode(0x400e), ERRCODE_BASIC_DDE_PARTNER_QUIT,
/* DMLERR_SYS_ERROR */ ErrCode(0x400f), ERRCODE_BASIC_DDE_ERROR,
/* DMLERR_UNADVACKTIMEOUT */ ErrCode(0x4010), ERRCODE_BASIC_DDE_TIMEOUT,
/* DMLERR_UNFOUND_QUEUE_ID */ ErrCode(0x4011), ERRCODE_BASIC_DDE_NO_CHANNEL
};
ErrCode SbiDdeControl::GetLastErr( const DdeConnection* pConv )
{
if( !pConv )
{
return ERRCODE_NONE;
}
long nErr = pConv->GetError();
if( !nErr )
{
return ERRCODE_NONE;
}
if( nErr < DDE_FIRSTERR || nErr > DDE_LASTERR )
{
return ERRCODE_BASIC_DDE_ERROR;
}
return nDdeErrMap[ 2 * (nErr - DDE_FIRSTERR) + 1 ];
}
IMPL_LINK( SbiDdeControl, Data, const DdeData*, pData, void )
{
aData = OUString::createFromAscii( static_cast<const char*>(pData->getData()) );
}
SbiDdeControl::SbiDdeControl()
{
}
SbiDdeControl::~SbiDdeControl()
{
TerminateAll();
}
size_t SbiDdeControl::GetFreeChannel()
{
size_t nChannel = 0;
size_t nListSize = aConvList.size();
for (; nChannel < nListSize; ++nChannel)
{
if (!aConvList[nChannel])
{
return nChannel+1;
}
}
aConvList.push_back(nullptr);
return nChannel+1;
}
ErrCode SbiDdeControl::Initiate( const OUString& rService, const OUString& rTopic,
size_t& rnHandle )
{
ErrCode nErr;
std::unique_ptr<DdeConnection> pConv(new DdeConnection( rService, rTopic ));
nErr = GetLastErr( pConv.get() );
if( nErr )
{
rnHandle = 0;
}
else
{
size_t nChannel = GetFreeChannel();
aConvList[nChannel-1] = std::move(pConv);
rnHandle = nChannel;
}
return ERRCODE_NONE;
}
ErrCode SbiDdeControl::Terminate( size_t nChannel )
{
if (!nChannel || nChannel > aConvList.size())
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
DdeConnection* pConv = aConvList[nChannel-1].get();
if( !pConv )
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
aConvList[nChannel-1].reset();
return ERRCODE_NONE;
}
ErrCode SbiDdeControl::TerminateAll()
{
aConvList.clear();
return ERRCODE_NONE;
}
ErrCode SbiDdeControl::Request( size_t nChannel, const OUString& rItem, OUString& rResult )
{
if (!nChannel || nChannel > aConvList.size())
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
DdeConnection* pConv = aConvList[nChannel-1].get();
if( !pConv )
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
DdeRequest aRequest( *pConv, rItem, 30000 );
aRequest.SetDataHdl( LINK( this, SbiDdeControl, Data ) );
aRequest.Execute();
rResult = aData;
return GetLastErr( pConv );
}
ErrCode SbiDdeControl::Execute( size_t nChannel, const OUString& rCommand )
{
if (!nChannel || nChannel > aConvList.size())
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
DdeConnection* pConv = aConvList[nChannel-1].get();
if( !pConv )
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
DdeExecute aRequest( *pConv, rCommand, 30000 );
aRequest.Execute();
return GetLastErr( pConv );
}
ErrCode SbiDdeControl::Poke( size_t nChannel, const OUString& rItem, const OUString& rData )
{
if (!nChannel || nChannel > aConvList.size())
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
DdeConnection* pConv = aConvList[nChannel-1].get();
if( !pConv )
{
return ERRCODE_BASIC_DDE_NO_CHANNEL;
}
DdePoke aRequest( *pConv, rItem, DdeData(rData), 30000 );
aRequest.Execute();
return GetLastErr( pConv );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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