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Diffstat (limited to 'sc/source/ui/docshell/servobj.cxx')
| -rw-r--r-- | sc/source/ui/docshell/servobj.cxx | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/sc/source/ui/docshell/servobj.cxx b/sc/source/ui/docshell/servobj.cxx new file mode 100644 index 000000000..29a780e89 --- /dev/null +++ b/sc/source/ui/docshell/servobj.cxx @@ -0,0 +1,258 @@ +/* -*- 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 <osl/thread.h> +#include <osl/diagnose.h> +#include <sot/exchange.hxx> +#include <sot/formats.hxx> +#include <sfx2/app.hxx> +#include <sfx2/linkmgr.hxx> +#include <servobj.hxx> +#include <docsh.hxx> +#include <impex.hxx> +#include <brdcst.hxx> +#include <rangenam.hxx> +#include <unotools/charclass.hxx> + +using namespace formula; + +static bool lcl_FillRangeFromName( ScRange& rRange, ScDocShell* pDocSh, const OUString& rName ) +{ + if (pDocSh) + { + ScDocument& rDoc = pDocSh->GetDocument(); + ScRangeName* pNames = rDoc.GetRangeName(); + if (pNames) + { + const ScRangeData* pData = pNames->findByUpperName(ScGlobal::getCharClassPtr()->uppercase(rName)); + if (pData) + { + if ( pData->IsValidReference( rRange ) ) + return true; + } + } + } + return false; +} + +ScServerObjectSvtListenerForwarder::ScServerObjectSvtListenerForwarder( + ScServerObject* pObjP) + : pObj(pObjP) +{ +} + +ScServerObjectSvtListenerForwarder::~ScServerObjectSvtListenerForwarder() +{ + //! do NOT access pObj +} + +void ScServerObjectSvtListenerForwarder::Notify( const SfxHint& rHint ) +{ + pObj->Notify( aBroadcaster, rHint); +} + +ScServerObject::ScServerObject( ScDocShell* pShell, const OUString& rItem ) : + aForwarder( this ), + pDocSh( pShell ), + bRefreshListener( false ) +{ + // parse item string + + if ( lcl_FillRangeFromName( aRange, pDocSh, rItem ) ) + { + aItemStr = rItem; // must be parsed again on ref update + } + else + { + // parse ref + ScDocument& rDoc = pDocSh->GetDocument(); + SCTAB nTab = ScDocShell::GetCurTab(); + aRange.aStart.SetTab( nTab ); + + // For DDE link, we always must parse references using OOO A1 convention. + + if ( aRange.Parse( rItem, &rDoc, FormulaGrammar::CONV_OOO ) & ScRefFlags::VALID ) + { + // area reference + } + else if ( aRange.aStart.Parse( rItem, &rDoc, FormulaGrammar::CONV_OOO ) & ScRefFlags::VALID ) + { + // cell reference + aRange.aEnd = aRange.aStart; + } + else + { + OSL_FAIL("ScServerObject: invalid item"); + } + } + + pDocSh->GetDocument().GetLinkManager()->InsertServer( this ); + pDocSh->GetDocument().StartListeningArea( aRange, false, &aForwarder ); + + StartListening(*pDocSh); // to notice if DocShell gets deleted + StartListening(*SfxGetpApp()); // for SfxHintId::ScAreasChanged +} + +ScServerObject::~ScServerObject() +{ + Clear(); +} + +void ScServerObject::Clear() +{ + if (pDocSh) + { + ScDocShell* pTemp = pDocSh; + pDocSh = nullptr; + + pTemp->GetDocument().EndListeningArea(aRange, false, &aForwarder); + pTemp->GetDocument().GetLinkManager()->RemoveServer( this ); + EndListening(*pTemp); + EndListening(*SfxGetpApp()); + } +} + +void ScServerObject::EndListeningAll() +{ + aForwarder.EndListeningAll(); + SfxListener::EndListeningAll(); +} + +bool ScServerObject::GetData( + css::uno::Any & rData /*out param*/, + const OUString & rMimeType, bool /* bSynchron */ ) +{ + if (!pDocSh) + return false; + + // named ranges may have changed -> update aRange + if ( !aItemStr.isEmpty() ) + { + ScRange aNew; + if ( lcl_FillRangeFromName( aNew, pDocSh, aItemStr ) && aNew != aRange ) + { + aRange = aNew; + bRefreshListener = true; + } + } + + if ( bRefreshListener ) + { + // refresh the listeners now (this is called from a timer) + + EndListeningAll(); + pDocSh->GetDocument().StartListeningArea( aRange, false, &aForwarder ); + StartListening(*pDocSh); + StartListening(*SfxGetpApp()); + bRefreshListener = false; + } + + OUString aDdeTextFmt = pDocSh->GetDdeTextFmt(); + ScDocument& rDoc = pDocSh->GetDocument(); + + SotClipboardFormatId eFormatId = SotExchange::GetFormatIdFromMimeType( rMimeType ); + if (SotClipboardFormatId::STRING == eFormatId || SotClipboardFormatId::STRING_TSVC == eFormatId) + { + ScImportExport aObj( &rDoc, aRange ); + if( aDdeTextFmt[0] == 'F' ) + aObj.SetFormulas( true ); + if( aDdeTextFmt == "SYLK" || aDdeTextFmt == "FSYLK" ) + { + OString aByteData; + if( aObj.ExportByteString( aByteData, osl_getThreadTextEncoding(), SotClipboardFormatId::SYLK ) ) + { + rData <<= css::uno::Sequence< sal_Int8 >( + reinterpret_cast<const sal_Int8*>(aByteData.getStr()), + aByteData.getLength() + 1 ); + return true; + } + return false; + } + if( aDdeTextFmt == "CSV" || aDdeTextFmt == "FCSV" ) + aObj.SetSeparator( ',' ); + /* TODO: STRING_TSVC could preserve line breaks with added quotes. */ + aObj.SetExportTextOptions( ScExportTextOptions( ScExportTextOptions::ToSpace, ' ', false ) ); + return aObj.ExportData( rMimeType, rData ); + } + + ScImportExport aObj( &rDoc, aRange ); + aObj.SetExportTextOptions( ScExportTextOptions( ScExportTextOptions::ToSpace, ' ', false ) ); + if( aObj.IsRef() ) + return aObj.ExportData( rMimeType, rData ); + return false; +} + +void ScServerObject::Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) +{ + bool bDataChanged = false; + + // DocShell can't be tested via type info, because SfxHintId::Dying comes from the dtor + if ( &rBC == pDocSh ) + { + // from DocShell, only SfxHintId::Dying is interesting + if ( rHint.GetId() == SfxHintId::Dying ) + { + pDocSh = nullptr; + EndListening(*SfxGetpApp()); + // don't access DocShell anymore for EndListening etc. + } + } + else if (dynamic_cast<const SfxApplication*>( &rBC) != nullptr) + { + if ( !aItemStr.isEmpty() && rHint.GetId() == SfxHintId::ScAreasChanged ) + { + // check if named range was modified + ScRange aNew; + if ( lcl_FillRangeFromName( aNew, pDocSh, aItemStr ) && aNew != aRange ) + bDataChanged = true; + } + } + else + { + // must be from Area broadcasters + + const ScHint* pScHint = dynamic_cast<const ScHint*>( &rHint ); + if (pScHint && (pScHint->GetId() == SfxHintId::ScDataChanged)) + bDataChanged = true; + else if (const ScAreaChangedHint *pChgHint = dynamic_cast<const ScAreaChangedHint*>(&rHint)) // position of broadcaster changed + { + const ScRange& aNewRange = pChgHint->GetRange(); + if ( aRange != aNewRange ) + { + bRefreshListener = true; + bDataChanged = true; + } + } + else + { + if (rHint.GetId() == SfxHintId::Dying) + { + // If the range is being deleted, listening must be restarted + // after the deletion is complete (done in GetData) + bRefreshListener = true; + bDataChanged = true; + } + } + } + + if ( bDataChanged && HasDataLinks() ) + SvLinkSource::NotifyDataChanged(); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |