src/subtitles/TextFile.h

   1 /*
   2  *      Copyright (C) 2003-2006 Gabest
   3  *      http://www.gabest.org
   4  *
   5  *  This Program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2, or (at your option)
   8  *  any later version.
   9  *
  10  *  This Program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GNU Make; see the file COPYING.  If not, write to
  17  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *  http://www.gnu.org/copyleft/gpl.html
  19  *
  20  */
  21
  22 #pragma once
  23
  24 #include <afx.h>
  25
  26 class CTextFile : protected CStdioFile
  27 {
  28 public:
  29         typedef enum {ASCII, UTF8, LE16, BE16, ANSI} enc;
  30
  31 private:
  32         enc m_encoding, m_defaultencoding;
  33         int m_offset;
  34
  35 public:
  36         CTextFile(enc e = ASCII);
  37
  38         virtual bool Open(LPCTSTR lpszFileName);
  39         virtual bool Save(LPCTSTR lpszFileName, enc e /*= ASCII*/);
  40
  41         void SetEncoding(enc e);
  42         enc GetEncoding();
  43         bool IsUnicode();
  44
  45         // CFile
  46         virtual UINT Read(void* lpBuf, UINT nCount);
  47         CString GetFilePath() const;
  48
  49         // CStdioFile
  50
  51     ULONGLONG GetPosition() const;
  52         ULONGLONG GetLength() const;
  53         ULONGLONG Seek(LONGLONG lOff, UINT nFrom);
  54
  55         void WriteString(LPCSTR lpsz/*CStringA str*/);
  56         void WriteString(LPCWSTR lpsz/*CStringW str*/);
  57         BOOL ReadString(CStringA& str);
  58         BOOL ReadString(CStringW& str);
  59
  60 protected:
  61     virtual bool ReopenAsText();
  62 };
  63
  64 class CWebTextFile : public CTextFile
  65 {
  66         LONGLONG m_llMaxSize;
  67         CString m_tempfn;
  68
  69 public:
  70     CWebTextFile(CTextFile::enc e = ASCII, LONGLONG llMaxSize = 1024 * 1024);
  71
  72         bool Open(LPCTSTR lpszFileName);
  73         bool Save(LPCTSTR lpszFileName, enc e /*= ASCII*/);
  74         void Close();
  75 };
  76
  77 CStringW AToW(const CStringA& str);
  78 CStringA WToA(const CStringW& str);
  79 CString  AToT(const CStringA& str);
  80 CString  WToT(const CStringW& str);
  81 CStringA TToA(const CString&  str);
  82 CStringW TToW(const CString&  str);