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-rw-r--r--basic/source/runtime/iosys.cxx842
1 files changed, 842 insertions, 0 deletions
diff --git a/basic/source/runtime/iosys.cxx b/basic/source/runtime/iosys.cxx
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+++ b/basic/source/runtime/iosys.cxx
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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 <string.h>
+#include <vcl/svapp.hxx>
+#include <vcl/weld.hxx>
+#include <osl/file.hxx>
+
+#include <runtime.hxx>
+
+#include <rtl/strbuf.hxx>
+#include <sal/log.hxx>
+
+#include <comphelper/processfactory.hxx>
+#include <comphelper/string.hxx>
+
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/ucb/SimpleFileAccess.hpp>
+#include <com/sun/star/ucb/UniversalContentBroker.hpp>
+#include <com/sun/star/io/XInputStream.hpp>
+#include <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/io/XStream.hpp>
+#include <com/sun/star/io/XSeekable.hpp>
+
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::ucb;
+using namespace com::sun::star::io;
+using namespace com::sun::star::bridge;
+
+#include <iosys.hxx>
+
+namespace {
+
+class SbiInputDialog : public weld::GenericDialogController
+{
+ std::unique_ptr<weld::Entry> m_xInput;
+ std::unique_ptr<weld::Button> m_xOk;
+ std::unique_ptr<weld::Button> m_xCancel;
+ std::unique_ptr<weld::Label> m_xPromptText;
+ OUString m_aText;
+ DECL_LINK(Ok, weld::Button&, void);
+ DECL_LINK(Cancel, weld::Button&, void);
+public:
+ SbiInputDialog(weld::Window*, const OUString&);
+ const OUString& GetInput() const { return m_aText; }
+};
+
+}
+
+SbiInputDialog::SbiInputDialog(weld::Window* pParent, const OUString& rPrompt)
+ : GenericDialogController(pParent, "svt/ui/inputbox.ui", "InputBox")
+ , m_xInput(m_xBuilder->weld_entry("entry"))
+ , m_xOk(m_xBuilder->weld_button("ok"))
+ , m_xCancel(m_xBuilder->weld_button("cancel"))
+ , m_xPromptText(m_xBuilder->weld_label("prompt"))
+{
+ m_xDialog->set_title(rPrompt);
+ m_xPromptText->set_label(rPrompt);
+ m_xOk->connect_clicked( LINK( this, SbiInputDialog, Ok ) );
+ m_xCancel->connect_clicked( LINK( this, SbiInputDialog, Cancel ) );
+}
+
+IMPL_LINK_NOARG( SbiInputDialog, Ok, weld::Button&, void )
+{
+ m_aText = m_xInput->get_text();
+ m_xDialog->response(RET_OK);
+}
+
+IMPL_LINK_NOARG( SbiInputDialog, Cancel, weld::Button&, void )
+{
+ m_xDialog->response(RET_CANCEL);
+}
+
+SbiStream::SbiStream()
+ : nExpandOnWriteTo(0)
+ , nLine(0)
+ , nLen(0)
+ , nMode(SbiStreamFlags::NONE)
+ , nError(0)
+{
+}
+
+SbiStream::~SbiStream()
+{
+}
+
+// map an SvStream-error to StarBASIC-code
+
+void SbiStream::MapError()
+{
+ if( !pStrm )
+ return;
+
+ ErrCode nEC = pStrm->GetError();
+ if (nEC == ERRCODE_NONE)
+ nError = ERRCODE_NONE;
+ else if (nEC == SVSTREAM_FILE_NOT_FOUND)
+ nError = ERRCODE_BASIC_FILE_NOT_FOUND;
+ else if (nEC ==SVSTREAM_PATH_NOT_FOUND)
+ nError = ERRCODE_BASIC_PATH_NOT_FOUND;
+ else if (nEC ==SVSTREAM_TOO_MANY_OPEN_FILES)
+ nError = ERRCODE_BASIC_TOO_MANY_FILES;
+ else if (nEC ==SVSTREAM_ACCESS_DENIED)
+ nError = ERRCODE_BASIC_ACCESS_DENIED;
+ else if (nEC ==SVSTREAM_INVALID_PARAMETER)
+ nError = ERRCODE_BASIC_BAD_ARGUMENT;
+ else if (nEC ==SVSTREAM_OUTOFMEMORY)
+ nError = ERRCODE_BASIC_NO_MEMORY;
+ else
+ nError = ERRCODE_BASIC_IO_ERROR;
+}
+
+// Returns sal_True if UNO is available, otherwise the old file
+// system implementation has to be used
+// #89378 New semantic: Don't just ask for UNO but for UCB
+bool hasUno()
+{
+ static const bool bRetVal = [] {
+ Reference< XComponentContext > xContext = comphelper::getProcessComponentContext();
+ if( !xContext.is() )
+ {
+ // No service manager at all
+ return false;
+ }
+ else
+ {
+ Reference< XUniversalContentBroker > xManager = UniversalContentBroker::create(xContext);
+
+ if ( !( xManager->queryContentProvider( "file:///" ).is() ) )
+ {
+ // No UCB
+ return false;
+ }
+ }
+ return true;
+ }();
+ return bRetVal;
+}
+
+namespace {
+
+class OslStream : public SvStream
+{
+ osl::File maFile;
+
+public:
+ OslStream( const OUString& rName, StreamMode nStrmMode );
+ virtual ~OslStream() override;
+ virtual std::size_t GetData(void* pData, std::size_t nSize) override;
+ virtual std::size_t PutData(const void* pData, std::size_t nSize) override;
+ virtual sal_uInt64 SeekPos( sal_uInt64 nPos ) override;
+ virtual void FlushData() override;
+ virtual void SetSize( sal_uInt64 nSize) override;
+};
+
+}
+
+OslStream::OslStream( const OUString& rName, StreamMode nStrmMode )
+ : maFile( rName )
+{
+ sal_uInt32 nFlags;
+
+ if( (nStrmMode & (StreamMode::READ | StreamMode::WRITE)) == (StreamMode::READ | StreamMode::WRITE) )
+ {
+ nFlags = osl_File_OpenFlag_Read | osl_File_OpenFlag_Write;
+ }
+ else if( nStrmMode & StreamMode::WRITE )
+ {
+ nFlags = osl_File_OpenFlag_Write;
+ }
+ else //if( nStrmMode & StreamMode::READ )
+ {
+ nFlags = osl_File_OpenFlag_Read;
+ }
+
+ osl::FileBase::RC nRet = maFile.open( nFlags );
+ if( nRet == osl::FileBase::E_NOENT && nFlags != osl_File_OpenFlag_Read )
+ {
+ nFlags |= osl_File_OpenFlag_Create;
+ nRet = maFile.open( nFlags );
+ }
+
+ if( nRet != osl::FileBase::E_None )
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+}
+
+
+OslStream::~OslStream()
+{
+ maFile.close();
+}
+
+std::size_t OslStream::GetData(void* pData, std::size_t nSize)
+{
+ sal_uInt64 nBytesRead = nSize;
+ maFile.read( pData, nBytesRead, nBytesRead );
+ return nBytesRead;
+}
+
+std::size_t OslStream::PutData(const void* pData, std::size_t nSize)
+{
+ sal_uInt64 nBytesWritten;
+ maFile.write( pData, nSize, nBytesWritten );
+ return nBytesWritten;
+}
+
+sal_uInt64 OslStream::SeekPos( sal_uInt64 nPos )
+{
+ ::osl::FileBase::RC rc = ::osl::FileBase::E_None;
+ // check if a truncated STREAM_SEEK_TO_END was passed
+ assert(nPos != SAL_MAX_UINT32);
+ if( nPos == STREAM_SEEK_TO_END )
+ {
+ rc = maFile.setPos( osl_Pos_End, 0 );
+ }
+ else
+ {
+ rc = maFile.setPos( osl_Pos_Absolut, nPos );
+ }
+ OSL_VERIFY(rc == ::osl::FileBase::E_None);
+ sal_uInt64 nRealPos(0);
+ rc = maFile.getPos( nRealPos );
+ OSL_VERIFY(rc == ::osl::FileBase::E_None);
+ return nRealPos;
+}
+
+void OslStream::FlushData()
+{
+}
+
+void OslStream::SetSize( sal_uInt64 nSize )
+{
+ maFile.setSize( nSize );
+}
+
+namespace {
+
+class UCBStream : public SvStream
+{
+ Reference< XInputStream > xIS;
+ Reference< XStream > xS;
+ Reference< XSeekable > xSeek;
+public:
+ explicit UCBStream( Reference< XInputStream > const & xIS );
+ explicit UCBStream( Reference< XStream > const & xS );
+ virtual ~UCBStream() override;
+ virtual std::size_t GetData( void* pData, std::size_t nSize ) override;
+ virtual std::size_t PutData( const void* pData, std::size_t nSize ) override;
+ virtual sal_uInt64 SeekPos( sal_uInt64 nPos ) override;
+ virtual void FlushData() override;
+ virtual void SetSize( sal_uInt64 nSize ) override;
+};
+
+}
+
+UCBStream::UCBStream( Reference< XInputStream > const & rStm )
+ : xIS( rStm )
+ , xSeek( rStm, UNO_QUERY )
+{
+}
+
+UCBStream::UCBStream( Reference< XStream > const & rStm )
+ : xS( rStm )
+ , xSeek( rStm, UNO_QUERY )
+{
+}
+
+
+UCBStream::~UCBStream()
+{
+ try
+ {
+ if( xIS.is() )
+ {
+ xIS->closeInput();
+ }
+ else if( xS.is() )
+ {
+ Reference< XInputStream > xIS_ = xS->getInputStream();
+ if( xIS_.is() )
+ {
+ xIS_->closeInput();
+ }
+ }
+ }
+ catch(const Exception & )
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+}
+
+std::size_t UCBStream::GetData(void* pData, std::size_t nSize)
+{
+ try
+ {
+ Reference< XInputStream > xISFromS;
+ if( xIS.is() )
+ {
+ Sequence<sal_Int8> aData;
+ nSize = xIS->readBytes( aData, nSize );
+ memcpy( pData, aData.getConstArray(), nSize );
+ return nSize;
+ }
+ else if( xS.is() && (xISFromS = xS->getInputStream()).is() )
+ {
+ Sequence<sal_Int8> aData;
+ nSize = xISFromS->readBytes( aData, nSize );
+ memcpy(pData, aData.getConstArray(), nSize );
+ return nSize;
+ }
+ else
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+ }
+ catch(const Exception & )
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+ return 0;
+}
+
+std::size_t UCBStream::PutData(const void* pData, std::size_t nSize)
+{
+ try
+ {
+ Reference< XOutputStream > xOSFromS;
+ if( xS.is() && (xOSFromS = xS->getOutputStream()).is() )
+ {
+ Sequence<sal_Int8> aData( static_cast<const sal_Int8 *>(pData), nSize );
+ xOSFromS->writeBytes( aData );
+ return nSize;
+ }
+ else
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+ }
+ catch(const Exception & )
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+ return 0;
+}
+
+sal_uInt64 UCBStream::SeekPos( sal_uInt64 nPos )
+{
+ try
+ {
+ if( xSeek.is() )
+ {
+ sal_uInt64 nLen = static_cast<sal_uInt64>( xSeek->getLength() );
+ if( nPos > nLen )
+ {
+ nPos = nLen;
+ }
+ xSeek->seek( nPos );
+ return nPos;
+ }
+ else
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+ }
+ catch(const Exception & )
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+ return 0;
+}
+
+void UCBStream::FlushData()
+{
+ try
+ {
+ Reference< XOutputStream > xOSFromS;
+ if( xS.is() && (xOSFromS = xS->getOutputStream()).is() )
+ {
+ xOSFromS->flush();
+ }
+ else
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+ }
+ catch(const Exception & )
+ {
+ SetError( ERRCODE_IO_GENERAL );
+ }
+}
+
+void UCBStream::SetSize( sal_uInt64 )
+{
+ SAL_WARN("basic", "UCBStream::SetSize not allowed to call from basic" );
+ SetError( ERRCODE_IO_GENERAL );
+}
+
+
+ErrCode const & SbiStream::Open
+( std::string_view rName, StreamMode nStrmMode, SbiStreamFlags nFlags, short nL )
+{
+ nMode = nFlags;
+ nLen = nL;
+ nLine = 0;
+ nExpandOnWriteTo = 0;
+ if( ( nStrmMode & ( StreamMode::READ|StreamMode::WRITE ) ) == StreamMode::READ )
+ {
+ nStrmMode |= StreamMode::NOCREATE;
+ }
+ OUString aStr(OStringToOUString(rName, osl_getThreadTextEncoding()));
+ OUString aNameStr = getFullPath( aStr );
+
+ if( hasUno() )
+ {
+ Reference< XSimpleFileAccess3 > xSFI( SimpleFileAccess::create( comphelper::getProcessComponentContext() ) );
+ try
+ {
+
+ // #??? For write access delete file if it already exists (not for appending)
+ if( (nStrmMode & StreamMode::WRITE) && !IsAppend() && !IsBinary() && !IsRandom() &&
+ xSFI->exists( aNameStr ) && !xSFI->isFolder( aNameStr ) )
+ {
+ xSFI->kill( aNameStr );
+ }
+
+ if( (nStrmMode & (StreamMode::READ | StreamMode::WRITE)) == (StreamMode::READ | StreamMode::WRITE) )
+ {
+ Reference< XStream > xIS = xSFI->openFileReadWrite( aNameStr );
+ pStrm.reset( new UCBStream( xIS ) );
+ }
+ else if( nStrmMode & StreamMode::WRITE )
+ {
+ Reference< XStream > xIS = xSFI->openFileReadWrite( aNameStr );
+ pStrm.reset( new UCBStream( xIS ) );
+ }
+ else //if( nStrmMode & StreamMode::READ )
+ {
+ Reference< XInputStream > xIS = xSFI->openFileRead( aNameStr );
+ pStrm.reset( new UCBStream( xIS ) );
+ }
+
+ }
+ catch(const Exception & )
+ {
+ nError = ERRCODE_IO_GENERAL;
+ }
+ }
+
+ if( !pStrm )
+ {
+ pStrm.reset( new OslStream( aNameStr, nStrmMode ) );
+ }
+ if( IsAppend() )
+ {
+ pStrm->Seek( STREAM_SEEK_TO_END );
+ }
+ MapError();
+ if( nError )
+ {
+ pStrm.reset();
+ }
+ return nError;
+}
+
+ErrCode const & SbiStream::Close()
+{
+ if( pStrm )
+ {
+ MapError();
+ pStrm.reset();
+ }
+ return nError;
+}
+
+ErrCode SbiStream::Read(OString& rBuf, sal_uInt16 n, bool bForceReadingPerByte)
+{
+ nExpandOnWriteTo = 0;
+ if( !bForceReadingPerByte && IsText() )
+ {
+ pStrm->ReadLine(rBuf);
+ nLine++;
+ }
+ else
+ {
+ if( !n )
+ {
+ n = nLen;
+ }
+ if( !n )
+ {
+ return nError = ERRCODE_BASIC_BAD_RECORD_LENGTH;
+ }
+ OStringBuffer aBuffer(read_uInt8s_ToOString(*pStrm, n));
+ //Pad it out with ' ' to the requested length on short read
+ sal_Int32 nRequested = sal::static_int_cast<sal_Int32>(n);
+ comphelper::string::padToLength(aBuffer, nRequested, ' ');
+ rBuf = aBuffer.makeStringAndClear();
+ }
+ MapError();
+ if( !nError && pStrm->eof() )
+ {
+ nError = ERRCODE_BASIC_READ_PAST_EOF;
+ }
+ return nError;
+}
+
+ErrCode const & SbiStream::Read( char& ch )
+{
+ nExpandOnWriteTo = 0;
+ if (aLine.isEmpty())
+ {
+ Read( aLine );
+ aLine += "\n";
+ }
+ ch = aLine[0];
+ aLine = aLine.copy(1);
+ return nError;
+}
+
+void SbiStream::ExpandFile()
+{
+ if ( !nExpandOnWriteTo )
+ return;
+
+ sal_uInt64 nCur = pStrm->Seek(STREAM_SEEK_TO_END);
+ if( nCur < nExpandOnWriteTo )
+ {
+ sal_uInt64 nDiff = nExpandOnWriteTo - nCur;
+ while( nDiff-- )
+ {
+ pStrm->WriteChar( 0 );
+ }
+ }
+ else
+ {
+ pStrm->Seek( nExpandOnWriteTo );
+ }
+ nExpandOnWriteTo = 0;
+}
+
+namespace
+{
+ void WriteLines(SvStream &rStream, const OString& rStr)
+ {
+ OString aStr(convertLineEnd(rStr, rStream.GetLineDelimiter()) );
+ write_uInt8s_FromOString(rStream, aStr);
+ endl( rStream );
+ }
+}
+
+ErrCode SbiStream::Write( const OString& rBuf )
+{
+ ExpandFile();
+ if( IsAppend() )
+ {
+ pStrm->Seek( STREAM_SEEK_TO_END );
+ }
+ if( IsText() )
+ {
+ aLine += rBuf;
+ // Get it out, if the end is an LF, but strip CRLF before,
+ // because the SvStream adds a CRLF!
+ sal_Int32 nLineLen = aLine.getLength();
+ if (nLineLen && aLine[--nLineLen] == 0x0A)
+ {
+ aLine = aLine.copy(0, nLineLen);
+ if (nLineLen && aLine[--nLineLen] == 0x0D)
+ {
+ aLine = aLine.copy(0, nLineLen);
+ }
+ WriteLines(*pStrm, aLine);
+ aLine.clear();
+ }
+ }
+ else
+ {
+ if( !nLen )
+ {
+ return nError = ERRCODE_BASIC_BAD_RECORD_LENGTH;
+ }
+ pStrm->WriteBytes(rBuf.getStr(), nLen);
+ MapError();
+ }
+ return nError;
+}
+
+
+SbiIoSystem::SbiIoSystem()
+{
+ for(SbiStream* & i : pChan)
+ {
+ i = nullptr;
+ }
+ nChan = 0;
+ nError = ERRCODE_NONE;
+}
+
+SbiIoSystem::~SbiIoSystem() COVERITY_NOEXCEPT_FALSE
+{
+ Shutdown();
+}
+
+ErrCode SbiIoSystem::GetError()
+{
+ ErrCode n = nError;
+ nError = ERRCODE_NONE;
+ return n;
+}
+
+void SbiIoSystem::Open(short nCh, std::string_view rName, StreamMode nMode, SbiStreamFlags nFlags, short nLen)
+{
+ nError = ERRCODE_NONE;
+ if( nCh >= CHANNELS || !nCh )
+ {
+ nError = ERRCODE_BASIC_BAD_CHANNEL;
+ }
+ else if( pChan[ nCh ] )
+ {
+ nError = ERRCODE_BASIC_FILE_ALREADY_OPEN;
+ }
+ else
+ {
+ pChan[ nCh ] = new SbiStream;
+ nError = pChan[ nCh ]->Open( rName, nMode, nFlags, nLen );
+ if( nError )
+ {
+ delete pChan[ nCh ];
+ pChan[ nCh ] = nullptr;
+ }
+ }
+ nChan = 0;
+}
+
+
+void SbiIoSystem::Close()
+{
+ if( !nChan )
+ {
+ nError = ERRCODE_BASIC_BAD_CHANNEL;
+ }
+ else if( !pChan[ nChan ] )
+ {
+ nError = ERRCODE_BASIC_BAD_CHANNEL;
+ }
+ else
+ {
+ nError = pChan[ nChan ]->Close();
+ delete pChan[ nChan ];
+ pChan[ nChan ] = nullptr;
+ }
+ nChan = 0;
+}
+
+
+void SbiIoSystem::Shutdown()
+{
+ for( short i = 1; i < CHANNELS; i++ )
+ {
+ if( pChan[ i ] )
+ {
+ ErrCode n = pChan[ i ]->Close();
+ delete pChan[ i ];
+ pChan[ i ] = nullptr;
+ if( n && !nError )
+ {
+ nError = n;
+ }
+ }
+ }
+ nChan = 0;
+ // anything left to PRINT?
+ if( !aOut.isEmpty() )
+ {
+ std::unique_ptr<weld::MessageDialog> xBox(Application::CreateMessageDialog(Application::GetDefDialogParent(), VclMessageType::Warning,
+ VclButtonsType::Ok, aOut));
+ xBox->run();
+ }
+ aOut.clear();
+}
+
+
+void SbiIoSystem::Read(OString& rBuf)
+{
+ if( !nChan )
+ {
+ ReadCon( rBuf );
+ }
+ else if( !pChan[ nChan ] )
+ {
+ nError = ERRCODE_BASIC_BAD_CHANNEL;
+ }
+ else
+ {
+ nError = pChan[ nChan ]->Read( rBuf );
+ }
+}
+
+char SbiIoSystem::Read()
+{
+ char ch = ' ';
+ if( !nChan )
+ {
+ if( aIn.isEmpty() )
+ {
+ ReadCon( aIn );
+ aIn += "\n";
+ }
+ ch = aIn[0];
+ aIn = aIn.copy(1);
+ }
+ else if( !pChan[ nChan ] )
+ {
+ nError = ERRCODE_BASIC_BAD_CHANNEL;
+ }
+ else
+ {
+ nError = pChan[ nChan ]->Read( ch );
+ }
+ return ch;
+}
+
+void SbiIoSystem::Write(std::u16string_view rBuf)
+{
+ if( !nChan )
+ {
+ WriteCon( rBuf );
+ }
+ else if( !pChan[ nChan ] )
+ {
+ nError = ERRCODE_BASIC_BAD_CHANNEL;
+ }
+ else
+ {
+ nError = pChan[ nChan ]->Write( OUStringToOString(rBuf, osl_getThreadTextEncoding()) );
+ }
+}
+
+// nChannel == 0..CHANNELS-1
+
+SbiStream* SbiIoSystem::GetStream( short nChannel ) const
+{
+ SbiStream* pRet = nullptr;
+ if( nChannel >= 0 && nChannel < CHANNELS )
+ {
+ pRet = pChan[ nChannel ];
+ }
+ return pRet;
+}
+
+void SbiIoSystem::CloseAll()
+{
+ for( short i = 1; i < CHANNELS; i++ )
+ {
+ if( pChan[ i ] )
+ {
+ ErrCode n = pChan[ i ]->Close();
+ delete pChan[ i ];
+ pChan[ i ] = nullptr;
+ if( n && !nError )
+ {
+ nError = n;
+ }
+ }
+ }
+}
+
+void SbiIoSystem::ReadCon(OString& rIn)
+{
+ OUString aPromptStr(OStringToOUString(aPrompt, osl_getThreadTextEncoding()));
+ SbiInputDialog aDlg(nullptr, aPromptStr);
+ if (aDlg.run() == RET_OK)
+ {
+ rIn = OUStringToOString(aDlg.GetInput(), osl_getThreadTextEncoding());
+ }
+ else
+ {
+ nError = ERRCODE_BASIC_USER_ABORT;
+ }
+ aPrompt.clear();
+}
+
+// output of a MessageBox, if there's a CR in the console-buffer
+
+void SbiIoSystem::WriteCon(std::u16string_view rText)
+{
+ aOut += rText;
+ sal_Int32 n1 = aOut.indexOf('\n');
+ sal_Int32 n2 = aOut.indexOf('\r');
+ if( n1 == -1 && n2 == -1 )
+ return;
+
+ if( n1 == -1 )
+ {
+ n1 = n2;
+ }
+ else if( n2 == -1 )
+ {
+ n2 = n1;
+ }
+ if( n1 > n2 )
+ {
+ n1 = n2;
+ }
+ OUString s(aOut.copy(0, n1));
+ aOut = aOut.copy(n1);
+ while ( !aOut.isEmpty() && (aOut[0] == '\n' || aOut[0] == '\r') )
+ {
+ aOut = aOut.copy(1);
+ }
+ {
+ SolarMutexGuard aSolarGuard;
+
+ std::unique_ptr<weld::MessageDialog> xBox(Application::CreateMessageDialog(Application::GetDefDialogParent(), VclMessageType::Warning,
+ VclButtonsType::OkCancel, s));
+ xBox->set_default_response(RET_OK);
+ if (!xBox->run())
+ {
+ nError = ERRCODE_BASIC_USER_ABORT;
+ }
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */