mailnews/import/src/nsImportScanFile.h
author Vlado Valastiak (wladow, Mozilla.sk) <wladow@gmail.com>
Sun, 27 Jul 2008 13:27:31 +0200
changeset 27 0230976a71ebc7730c9973b6ff107b5a5d672494
parent 0 e4f4569d451a5e0d12a6aa33ebd916f979dd8faa
child 9431 1c8c69af4d1df163082aba68b7602e37e8a80363
permissions -rw-r--r--
Bug 447833 - Port bug 428371 - Use separate accesskey for 'Search Web for <text>' menu-item. r+sr=Neil.

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef nsImportScanFile_h__
#define nsImportScanFile_h__
#include "nsCOMPtr.h"
#include "nsIInputStream.h"

class nsImportScanFile {
public:
  nsImportScanFile();
  virtual ~nsImportScanFile();

  void  InitScan( nsIInputStream *pInputStream, PRUint8 * pBuf, PRUint32 sz);

  void  CleanUpScan( void);

  virtual  PRBool  Scan( PRBool *pDone);

protected:
  void      ShiftBuffer( void);
  PRBool      FillBufferFromFile( void);
  virtual PRBool  ScanBuffer( PRBool *pDone);

protected:
  nsCOMPtr <nsIInputStream> m_pInputStream;
  PRUint8 *    m_pBuf;
  PRUint32    m_bufSz;
  PRUint32    m_bytesInBuf;
  PRUint32    m_pos;
  PRBool      m_eof;
  PRBool      m_allocated;
};

class nsImportScanFileLines : public nsImportScanFile {
public:
  nsImportScanFileLines() {m_needEol = PR_FALSE;}

  void  ResetLineScan( void) { m_needEol = PR_FALSE;}

  virtual PRBool ProcessLine( PRUint8 * /* pLine */, PRUint32 /* len */, PRBool * /* pDone */ ) {return( PR_TRUE);}

protected:
  virtual PRBool  ScanBuffer( PRBool *pDone);

  PRBool  m_needEol;

};


#endif /* nsImportScanFile_h__ */