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Diffstat (limited to 'qtools/qiodevice.h')
| -rw-r--r-- | qtools/qiodevice.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/qtools/qiodevice.h b/qtools/qiodevice.h deleted file mode 100644 index 1c54217..0000000 --- a/qtools/qiodevice.h +++ /dev/null @@ -1,155 +0,0 @@ -/**************************************************************************** -** -** -** Definition of QIODevice class -** -** Created : 940913 -** -** Copyright (C) 1992-2000 Trolltech AS. All rights reserved. -** -** This file is part of the tools module of the Qt GUI Toolkit. -** -** This file may be distributed under the terms of the Q Public License -** as defined by Trolltech AS of Norway and appearing in the file -** LICENSE.QPL included in the packaging of this file. -** -** This file may be distributed and/or modified under the terms of the -** GNU General Public License version 2 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. -** -** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition -** licenses may use this file in accordance with the Qt Commercial License -** Agreement provided with the Software. -** -** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE -** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. -** -** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for -** information about Qt Commercial License Agreements. -** See http://www.trolltech.com/qpl/ for QPL licensing information. -** See http://www.trolltech.com/gpl/ for GPL licensing information. -** -** Contact info@trolltech.com if any conditions of this licensing are -** not clear to you. -** -**********************************************************************/ - -#ifndef QIODEVICE_H -#define QIODEVICE_H - -#ifndef QT_H -#include "qglobal.h" -#include "qcstring.h" -#endif // QT_H - - -// IO device access types - -#define IO_Direct 0x0100 // direct access device -#define IO_Sequential 0x0200 // sequential access device -#define IO_Combined 0x0300 // combined direct/sequential -#define IO_TypeMask 0x0f00 - -// IO handling modes - -#define IO_Raw 0x0040 // raw access (not buffered) -#define IO_Async 0x0080 // asynchronous mode - -// IO device open modes - -#define IO_ReadOnly 0x0001 // readable device -#define IO_WriteOnly 0x0002 // writable device -#define IO_ReadWrite 0x0003 // read+write device -#define IO_Append 0x0004 // append -#define IO_Truncate 0x0008 // truncate device -#define IO_Translate 0x0010 // translate CR+LF -#define IO_ModeMask 0x00ff - -// IO device state - -#define IO_Open 0x1000 // device is open -#define IO_StateMask 0xf000 - - -// IO device status - -#define IO_Ok 0 -#define IO_ReadError 1 // read error -#define IO_WriteError 2 // write error -#define IO_FatalError 3 // fatal unrecoverable error -#define IO_ResourceError 4 // resource limitation -#define IO_OpenError 5 // cannot open device -#define IO_ConnectError 5 // cannot connect to device -#define IO_AbortError 6 // abort error -#define IO_TimeOutError 7 // time out -#define IO_UnspecifiedError 8 // unspecified error - -class Q_EXPORT QIODevice // IO device class -{ -public: - QIODevice(); - virtual ~QIODevice(); - - int flags() const { return ioMode; } - int mode() const { return ioMode & IO_ModeMask; } - int state() const { return ioMode & IO_StateMask; } - - bool isDirectAccess() const { return ((ioMode & IO_Direct) == IO_Direct); } - bool isSequentialAccess() const { return ((ioMode & IO_Sequential) == IO_Sequential); } - bool isCombinedAccess() const { return ((ioMode & IO_Combined) == IO_Combined); } - bool isBuffered() const { return ((ioMode & IO_Raw) != IO_Raw); } - bool isRaw() const { return ((ioMode & IO_Raw) == IO_Raw); } - bool isSynchronous() const { return ((ioMode & IO_Async) != IO_Async); } - bool isAsynchronous() const { return ((ioMode & IO_Async) == IO_Async); } - bool isTranslated() const { return ((ioMode & IO_Translate) == IO_Translate); } - bool isReadable() const { return ((ioMode & IO_ReadOnly) == IO_ReadOnly); } - bool isWritable() const { return ((ioMode & IO_WriteOnly) == IO_WriteOnly); } - bool isReadWrite() const { return ((ioMode & IO_ReadWrite) == IO_ReadWrite); } - bool isInactive() const { return state() == 0; } - bool isOpen() const { return state() == IO_Open; } - - int status() const { return ioSt; } - void resetStatus() { ioSt = IO_Ok; } - - virtual bool open( int mode ) = 0; - virtual void close() = 0; - virtual void flush() = 0; - - virtual uint size() const = 0; - virtual int at() const; - virtual bool at( int ); - virtual bool atEnd() const; - bool reset() { return at(0); } - - virtual int readBlock( char *data, uint maxlen ) = 0; - virtual int writeBlock( const char *data, uint len ) = 0; - virtual int readLine( char *data, uint maxlen ); - int writeBlock( const QByteArray& data ); - QByteArray readAll(); - - virtual int getch() = 0; - virtual int putch( int ) = 0; - virtual int ungetch( int ) = 0; - -protected: - void setFlags( int f ) { ioMode = f; } - void setType( int ); - void setMode( int ); - void setState( int ); - void setStatus( int ); - int ioIndex; - -private: - int ioMode; - int ioSt; - -private: // Disabled copy constructor and operator= -#if defined(Q_DISABLE_COPY) - QIODevice( const QIODevice & ); - QIODevice &operator=( const QIODevice & ); -#endif -}; - - -#endif // QIODEVICE_H |