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Diffstat (limited to 'basic/source/inc/iosys.hxx')
-rw-r--r-- | basic/source/inc/iosys.hxx | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/basic/source/inc/iosys.hxx b/basic/source/inc/iosys.hxx new file mode 100644 index 000000000000..1308e0289b9f --- /dev/null +++ b/basic/source/inc/iosys.hxx @@ -0,0 +1,113 @@ +/************************************************************************* + * + * 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. + * + ************************************************************************/ + +#ifndef _SBIOSYS_HXX +#define _SBIOSYS_HXX + +#include <tools/stream.hxx> +#ifndef _SBERRORS_HXX +#include <basic/sberrors.hxx> +#endif + +class SvStream; + +// Zur Zeit sind globale Dateien (Kanalnummern 256 bis 511) +// nicht implementiert. + +#define CHANNELS 256 +#define CONSOLE 0 + +#define SBSTRM_INPUT 0x0001 // Input +#define SBSTRM_OUTPUT 0x0002 // Output +#define SBSTRM_RANDOM 0x0004 // Random +#define SBSTRM_APPEND 0x0008 // Append +#define SBSTRM_BINARY 0x0010 // Binary + +class SbiStream { + SvStream* pStrm; // der Stream + sal_uIntPtr nExpandOnWriteTo; // bei Schreibzugriff, den Stream + // bis zu dieser Groesse aufblasen + ByteString aLine; // aktuelle Zeile + sal_uIntPtr nLine; // aktuelle Zeilennummer + short nLen; // Pufferlaenge + short nMode; // Bits: + short nChan; // aktueller Kanal + SbError nError; // letzter Fehlercode + void MapError(); // Fehlercode mappen + +public: + SbiStream(); + ~SbiStream(); + SbError Open( short, const ByteString&, short, short, short ); + SbError Close(); + SbError Read( ByteString&, sal_uInt16 = 0, bool bForceReadingPerByte=false ); + SbError Read( char& ); + SbError Write( const ByteString&, sal_uInt16 = 0 ); + + bool IsText() const { return (nMode & SBSTRM_BINARY) == 0; } + bool IsRandom() const { return (nMode & SBSTRM_RANDOM) != 0; } + bool IsBinary() const { return (nMode & SBSTRM_BINARY) != 0; } + bool IsSeq() const { return (nMode & SBSTRM_RANDOM) == 0; } + bool IsAppend() const { return (nMode & SBSTRM_APPEND) != 0; } + short GetBlockLen() const { return nLen; } + short GetMode() const { return nMode; } + sal_uIntPtr GetLine() const { return nLine; } + void SetExpandOnWriteTo( sal_uIntPtr n ) { nExpandOnWriteTo = n; } + void ExpandFile(); + SvStream* GetStrm() { return pStrm; } +}; + +class SbiIoSystem { + SbiStream* pChan[ CHANNELS ]; + ByteString aPrompt; // Input-Prompt + ByteString aIn, aOut; // Console-Buffer + short nChan; // aktueller Kanal + SbError nError; // letzter Fehlercode + void ReadCon( ByteString& ); + void WriteCon( const ByteString& ); +public: + SbiIoSystem(); + ~SbiIoSystem(); + SbError GetError(); + void Shutdown(); + void SetPrompt( const ByteString& r ) { aPrompt = r; } + void SetChannel( short n ) { nChan = n; } + short GetChannel() const { return nChan;} + void ResetChannel() { nChan = 0; } + void Open( short, const ByteString&, short, short, short ); + void Close(); + void Read( ByteString&, short = 0 ); + char Read(); + void Write( const ByteString&, short = 0 ); + short NextChannel(); + // 0 == bad channel or no SvStream (nChannel=0..CHANNELS-1) + SbiStream* GetStream( short nChannel ) const; + void CloseAll(); // JSM +}; + +#endif + |