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Diffstat (limited to 'basic/source/runtime/ddectrl.cxx')
| -rw-r--r-- | basic/source/runtime/ddectrl.cxx | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/basic/source/runtime/ddectrl.cxx b/basic/source/runtime/ddectrl.cxx new file mode 100644 index 000000000000..89d473099f0b --- /dev/null +++ b/basic/source/runtime/ddectrl.cxx @@ -0,0 +1,192 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_basic.hxx" +#include <tools/errcode.hxx> +#include <svl/svdde.hxx> +#include "ddectrl.hxx" +#ifndef _SBERRORS_HXX +#include <basic/sberrors.hxx> +#endif + +#define DDE_FREECHANNEL ((DdeConnection*)0xffffffff) + +#define DDE_FIRSTERR 0x4000 +#define DDE_LASTERR 0x4011 + +static const SbError nDdeErrMap[] = +{ + /* DMLERR_ADVACKTIMEOUT */ 0x4000, SbERR_DDE_TIMEOUT, + /* DMLERR_BUSY */ 0x4001, SbERR_DDE_BUSY, + /* DMLERR_DATAACKTIMEOUT */ 0x4002, SbERR_DDE_TIMEOUT, + /* DMLERR_DLL_NOT_INITIALIZED */ 0x4003, SbERR_DDE_ERROR, + /* DMLERR_DLL_USAGE */ 0x4004, SbERR_DDE_ERROR, + /* DMLERR_EXECACKTIMEOUT */ 0x4005, SbERR_DDE_TIMEOUT, + /* DMLERR_INVALIDPARAMETER */ 0x4006, SbERR_DDE_ERROR, + /* DMLERR_LOW_MEMORY */ 0x4007, SbERR_DDE_ERROR, + /* DMLERR_MEMORY_ERROR */ 0x4008, SbERR_DDE_ERROR, + /* DMLERR_NOTPROCESSED */ 0x4009, SbERR_DDE_NOTPROCESSED, + /* DMLERR_NO_CONV_ESTABLISHED */ 0x400a, SbERR_DDE_NO_CHANNEL, + /* DMLERR_POKEACKTIMEOUT */ 0x400b, SbERR_DDE_TIMEOUT, + /* DMLERR_POSTMSG_FAILED */ 0x400c, SbERR_DDE_QUEUE_OVERFLOW, + /* DMLERR_REENTRANCY */ 0x400d, SbERR_DDE_ERROR, + /* DMLERR_SERVER_DIED */ 0x400e, SbERR_DDE_PARTNER_QUIT, + /* DMLERR_SYS_ERROR */ 0x400f, SbERR_DDE_ERROR, + /* DMLERR_UNADVACKTIMEOUT */ 0x4010, SbERR_DDE_TIMEOUT, + /* DMLERR_UNFOUND_QUEUE_ID */ 0x4011, SbERR_DDE_NO_CHANNEL +}; + +SbError SbiDdeControl::GetLastErr( DdeConnection* pConv ) +{ + if( !pConv ) + return 0; + long nErr = pConv->GetError(); + if( !nErr ) + return 0; + if( nErr < DDE_FIRSTERR || nErr > DDE_LASTERR ) + return SbERR_DDE_ERROR; + return nDdeErrMap[ 2*(nErr - DDE_FIRSTERR) + 1 ]; +} + +IMPL_LINK_INLINE( SbiDdeControl,Data , DdeData*, pData, +{ + aData = String::CreateFromAscii( (char*)(const void*)*pData ); + return 1; +} +) + +SbiDdeControl::SbiDdeControl() +{ + pConvList = new DdeConnections; + DdeConnection* pPtr = DDE_FREECHANNEL; + pConvList->Insert( pPtr ); +} + +SbiDdeControl::~SbiDdeControl() +{ + TerminateAll(); + delete pConvList; +} + +INT16 SbiDdeControl::GetFreeChannel() +{ + INT16 nListSize = (INT16)pConvList->Count(); + DdeConnection* pPtr = pConvList->First(); + pPtr = pConvList->Next(); // nullten eintrag ueberspringen + INT16 nChannel; + for( nChannel = 1; nChannel < nListSize; nChannel++ ) + { + if( pPtr == DDE_FREECHANNEL ) + return nChannel; + pPtr = pConvList->Next(); + } + pPtr = DDE_FREECHANNEL; + pConvList->Insert( pPtr, LIST_APPEND ); + return nChannel; +} + +SbError SbiDdeControl::Initiate( const String& rService, const String& rTopic, + INT16& rnHandle ) +{ + SbError nErr; + DdeConnection* pConv = new DdeConnection( rService, rTopic ); + nErr = GetLastErr( pConv ); + if( nErr ) + { + delete pConv; + rnHandle = 0; + } + else + { + INT16 nChannel = GetFreeChannel(); + pConvList->Replace( pConv, (ULONG)nChannel ); + rnHandle = nChannel; + } + return 0; +} + +SbError SbiDdeControl::Terminate( INT16 nChannel ) +{ + DdeConnection* pConv = pConvList->GetObject( (ULONG)nChannel ); + if( !nChannel || !pConv || pConv == DDE_FREECHANNEL ) + return SbERR_DDE_NO_CHANNEL; + pConvList->Replace( DDE_FREECHANNEL, (ULONG)nChannel ); + delete pConv; + return 0L; +} + +SbError SbiDdeControl::TerminateAll() +{ + INT16 nChannel = (INT16)pConvList->Count(); + while( nChannel ) + { + nChannel--; + Terminate( nChannel ); + } + + pConvList->Clear(); + DdeConnection* pPtr = DDE_FREECHANNEL; + pConvList->Insert( pPtr ); + + return 0; +} + +SbError SbiDdeControl::Request( INT16 nChannel, const String& rItem, String& rResult ) +{ + DdeConnection* pConv = pConvList->GetObject( (ULONG)nChannel ); + if( !nChannel || !pConv || pConv == DDE_FREECHANNEL ) + return SbERR_DDE_NO_CHANNEL; + + DdeRequest aRequest( *pConv, rItem, 30000 ); + aRequest.SetDataHdl( LINK( this, SbiDdeControl, Data ) ); + aRequest.Execute(); + rResult = aData; + return GetLastErr( pConv ); +} + +SbError SbiDdeControl::Execute( INT16 nChannel, const String& rCommand ) +{ + DdeConnection* pConv = pConvList->GetObject( (ULONG)nChannel ); + if( !nChannel || !pConv || pConv == DDE_FREECHANNEL ) + return SbERR_DDE_NO_CHANNEL; + DdeExecute aRequest( *pConv, rCommand, 30000 ); + aRequest.Execute(); + return GetLastErr( pConv ); +} + +SbError SbiDdeControl::Poke( INT16 nChannel, const String& rItem, const String& rData ) +{ + DdeConnection* pConv = pConvList->GetObject( (ULONG)nChannel ); + if( !nChannel || !pConv || pConv == DDE_FREECHANNEL ) + return SbERR_DDE_NO_CHANNEL; + DdePoke aRequest( *pConv, rItem, DdeData(rData), 30000 ); + aRequest.Execute(); + return GetLastErr( pConv ); +} + + |