source: branches/lib/GDE/MUSCLE/src/textfile.h

#ifndef TextFile_h
#define TextFile_h

#include <stdio.h>

struct TEXTFILEPOS
        {
        unsigned uOffset;
        unsigned uLineNr;
        unsigned uColNr;
        };

const unsigned TextFileBufferSize = 256;

class TextFile
        {
private:
// no default c'tor, not implemented
        TextFile();

public:
        virtual ~TextFile();

        TextFile(const char szFileName[], bool bWrite = false);
        TextFile(FILE *ptrFile, const char *ptrFileName = "-");
        void Close() { fclose(m_ptrFile); m_ptrFile = 0; }

        bool GetLine(char szLine[], unsigned uBytes);
        bool GetTrimLine(char szLine[], unsigned uBytes);
        void GetLineX(char szLine[], unsigned uBytes);

        bool GetToken(char szToken[], unsigned uBytes, const char szCharTokens[] = "{}");
        void GetTokenX(char szToken[], unsigned uBytes, const char szCharTokens[] = "{}");

        void Skip();
        void SkipLine();
        void SkipWhite();
        bool SkipWhiteX();
        void Rewind();
        TEXTFILEPOS GetPos();
        void SetPos(TEXTFILEPOS Pos);
        bool GetChar(char &c);
        void GetCharX(char &c);
        void GetNonblankChar(char &c);

        unsigned GetLineNr() { return m_uLineNr; }

        void PutString(const char szLine[]);
        void PutFormat(const char szFormat[], ...);
        void PutChar(char c);

        const char *GetFileName() { return m_ptrName; }

        void PushBack(int c) { m_cPushedBack = c; }

        FILE *GetStdioFile() const { return m_ptrFile; }

private:
        void Init(FILE *ptrFile, const char *ptrFileName);

private:
        FILE *m_ptrFile;
        unsigned m_uLineNr;
        unsigned m_uColNr;
        char *m_ptrName;
        bool m_bLastCharWasEOL;
        int m_cPushedBack;
        };

#endif // TextFile_h