X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c23894955325535bf603be74a3c0dc8d3fce65ab..0828c0875e1516e4bfc0aa5b0a84195a2ac92cca:/include/wx/textfile.h diff --git a/include/wx/textfile.h b/include/wx/textfile.h index 4aefef1e5a..84042ca019 100644 --- a/include/wx/textfile.h +++ b/include/wx/textfile.h @@ -4,21 +4,29 @@ // (file is fully loaded in memory) and which understands CR/LF // differences between platforms. // Author: Vadim Zeitlin -// Modified by: +// Modified by: // Created: 03.04.98 // RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin // Licence: wxWindows license /////////////////////////////////////////////////////////////////////////////// -#ifndef _TEXTFILE_H -#define _TEXTFILE_H +#ifndef _WX_TEXTFILE_H +#define _WX_TEXTFILE_H #ifdef __GNUG__ -#pragma interface "textfile.h" + #pragma interface "textfile.h" #endif #include "wx/defs.h" + +#if !wxUSE_FILE + #undef wxUSE_TEXTFILE + #define wxUSE_TEXTFILE 0 +#endif // wxUSE_FILE + +#if wxUSE_TEXTFILE + #include "wx/string.h" #include "wx/file.h" #include "wx/dynarray.h" @@ -33,21 +41,33 @@ enum wxTextFileType wxTextFileType_None, // incomplete (the last line of the file only) wxTextFileType_Unix, // line is terminated with 'LF' = 0xA = 10 = '\n' wxTextFileType_Dos, // 'CR' 'LF' - wxTextFileType_Mac // 'CR' = 0xD = 13 = '\r' + wxTextFileType_Mac, // 'CR' = 0xD = 13 = '\r' + wxTextFileType_Os2 // 'CR' 'LF' }; WX_DEFINE_ARRAY(wxTextFileType, ArrayFileType); -class wxTextFile +class WXDLLEXPORT wxTextFile { public: - // default type for current platform (determined at compile time) + // constants and static functions + // default type for current platform (determined at compile time) static const wxTextFileType typeDefault; + // this function returns a string which is identical to "text" passed in + // except that the line terminator characters are changed to correspond the + // given type. Called with the default argument, the function translates + // the string to the native format (Unix for Unix, DOS for Windows, ...). + static wxString Translate(const wxString& text, + wxTextFileType type = typeDefault); + + // get the file termination string + static const wxChar *GetEOL(wxTextFileType type = typeDefault); + // ctors // def ctor, use Open(string) wxTextFile() { } - // + // wxTextFile(const wxString& strFile); // file operations @@ -60,7 +80,7 @@ public: // closes the file and frees memory, losing all changes bool Close(); // is file currently opened? - bool IsOpened() const { return m_file.IsOpened(); } + bool IsOpened() const { return m_isOpened; } // accessors // get the number of lines in the file @@ -74,13 +94,13 @@ public: // you're using "direct access" i.e. GetLine() size_t GetCurrentLine() const { return m_nCurLine; } void GoToLine(size_t n) { m_nCurLine = n; } - bool Eof() const { return m_nCurLine == m_aLines.Count(); } + bool Eof() const { return m_nCurLine == m_aLines.Count() - 1; } // these methods allow more "iterator-like" traversal of the list of // lines, i.e. you may write something like: // for ( str = GetFirstLine(); !Eof(); str = GetNextLine() ) { ... } - // @@@ const is commented out because not all compilers understand + // NB: const is commented out because not all compilers understand // 'mutable' keyword yet (m_nCurLine should be mutable) wxString& GetFirstLine() /* const */ { return m_aLines[m_nCurLine = 0]; } wxString& GetNextLine() /* const */ { return m_aLines[++m_nCurLine]; } @@ -94,16 +114,16 @@ public: // guess the type of file (m_file is supposed to be opened) wxTextFileType GuessType() const; // get the name of the file - const char *GetName() const { return m_strFile.c_str(); } + const wxChar *GetName() const { return m_strFile.c_str(); } // add/remove lines // add a line to the end - void AddLine(const wxString& str, wxTextFileType type = typeDefault) + void AddLine(const wxString& str, wxTextFileType type = typeDefault) { m_aLines.Add(str); m_aTypes.Add(type); } // insert a line before the line number n void InsertLine(const wxString& str, size_t n, - wxTextFileType type = typeDefault) + wxTextFileType type = typeDefault) { m_aLines.Insert(str, n); m_aTypes.Insert(type, n); } // delete one line void RemoveLine(size_t n) { m_aLines.Remove(n); m_aTypes.Remove(n); } @@ -112,10 +132,6 @@ public: // possibly in another format bool Write(wxTextFileType typeNew = wxTextFileType_None); - // get the file termination string - // Note: implementation moved to textfile to prevent warning due to switch. - static const char *GetEOL(wxTextFileType type = typeDefault); - // dtor ~wxTextFile(); @@ -134,7 +150,39 @@ private: size_t m_nCurLine; // number of current line in the file + bool m_isOpened; // was the file successfully opened the last time? + wxString m_strFile; // name of the file }; -#endif //_TEXTFILE_H +#else // !wxUSE_TEXTFILE + +// these static wxTextFile methods are used internally by wxWindows, so should +// be defined even if we're compiling without wxTextFile at all. + +class WXDLLEXPORT wxTextFile +{ +public: + // default type for current platform (determined at compile time) + static const wxTextFileType typeDefault; + + // this function returns a string which is identical to "text" passed in + // except that the line terminator characters are changed to correspond the + // given type. Called with the default argument, the function translates + // the string to the native format (Unix for Unix, DOS for Windows, ...). + static wxString Translate(const wxString& text, + wxTextFileType type = typeDefault); + + // get the file termination string + static const wxChar *GetEOL(wxTextFileType type = typeDefault); + +private: + // copy ctor/assignment operator not implemented + wxTextFile(const wxTextFile&); + wxTextFile& operator=(const wxTextFile&); +}; + +#endif // wxUSE_TEXTFILE + +#endif // _WX_TEXTFILE_H +