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#ifndef __CExpander_h
#define __CExpander_h
#ifndef _WINDOWS
#include <unistd.h>
#endif
#include <stdio.h>
#include <time.h>
#include <sys/stat.h>
#include <qmessagebox.h>
#include "config.h"
#include "StyleConsts.h"
#include "Markups.h"
#include "names.h"
#include "linktype.h"
class QImage;
class Bkmk;
class QString;
template<class T>
class CList;
class CCharacterSource
{
public:
virtual QString getTableAsHtml(unsigned long loc) = 0;
virtual void getch(tchar&, CStyle&, unsigned long&) = 0;
virtual linkType hyperlink(unsigned int n, unsigned int noff, QString&, QString& nm) = 0;
virtual void locate(unsigned int n) = 0;
virtual bool findanchor(const QString& nm) = 0;
virtual void saveposn(const QString& f, size_t posn) = 0;
virtual void writeposn(const QString& f, size_t posn) = 0;
virtual linkType forward(QString& f, size_t& loc) = 0;
virtual linkType back(QString& f, size_t& loc) = 0;
virtual bool hasnavigation() = 0;
virtual int getwidth() = 0;
virtual QImage* getPicture(unsigned long) = 0;
virtual QImage* getPicture(const QString& href) = 0;
virtual bool getFile(const QString& href, const QString& nm) = 0;
virtual QString about() = 0;
virtual unsigned long startSection() = 0;
};
class CExpander_Interface
{
public:
#ifdef USEQPE
virtual void suspend() = 0;
virtual void unsuspend() = 0;
#endif
virtual QString about() = 0;
virtual size_t getHome() = 0;
//CExpander_Interface();
//virtual ~CExpander_Interface();
virtual int openfile(const char *src) = 0;
//virtual int OpenFile(const char *src) = 0;
virtual unsigned int locate() = 0;
virtual void locate(unsigned int n) = 0;
virtual bool hasrandomaccess() = 0;
virtual void sizes(unsigned long& file, unsigned long& text) = 0;
virtual CList<Bkmk>* getbkmklist() { return NULL; }
virtual void getch(tchar& ch, CStyle& sty, unsigned long& pos) = 0;
virtual int getch() = 0;
virtual linkType hyperlink(unsigned int n, unsigned int noff, QString& wrd, QString& nm) = 0;
virtual MarkupType PreferredMarkup() = 0;
virtual void saveposn(size_t posn) {}
virtual void writeposn(size_t posn) {}
virtual linkType forward(size_t& loc) { return eNone; }
virtual linkType back(size_t& loc) { return eNone; }
virtual bool hasnavigation() { return false; }
virtual unsigned long startSection() = 0;
virtual unsigned long endSection() = 0;
virtual void start2endSection() = 0;
virtual QImage* getPicture(unsigned long tgt) { return NULL; }
virtual void setContinuous(bool _b) = 0;
#ifdef USEQPE
virtual void suspend(FILE*& fin) = 0;
virtual void unsuspend(FILE*& fin) = 0;
#endif
virtual void setSaveData(unsigned char*& data, unsigned short& len, unsigned char* src, unsigned short srclen) = 0;
virtual void putSaveData(unsigned char*& src, unsigned short& srclen) = 0;
virtual void setwidth(int w) = 0;
// bool findstring(const QString& info);
// int getpara(CBuffer& buff);
virtual int getwidth() = 0;
virtual QImage* getPicture(const QString& href) = 0;
virtual bool getFile(const QString& href, const QString& nm) = 0;
virtual bool findanchor(const QString& nm) = 0;
virtual QString getTableAsHtml(unsigned long loc) { return QString(""); }
};
class CExpander : public CExpander_Interface
{
protected:
size_t m_homepos;
bool m_continuous;
char* fname;
bool bSuspended;
size_t suspos;
time_t sustime;
int m_scrWidth;
unsigned long m_currentstart, m_currentend;
public:
#ifdef USEQPE
virtual void suspend() = 0;
virtual void unsuspend() = 0;
#endif
size_t getHome();
CExpander();
virtual ~CExpander();
int openfile(const char *src);
virtual int OpenFile(const char *src) = 0;
virtual unsigned int locate() = 0;
virtual void locate(unsigned int n) = 0;
virtual bool hasrandomaccess() = 0;
virtual void sizes(unsigned long& file, unsigned long& text) = 0;
virtual CList<Bkmk>* getbkmklist() { return NULL; }
virtual void getch(tchar& ch, CStyle& sty, unsigned long& pos);
virtual int getch() = 0;
virtual linkType hyperlink(unsigned int n, unsigned int noff, QString& wrd, QString& nm);
virtual MarkupType PreferredMarkup() = 0;
virtual void saveposn(size_t posn) {}
virtual void writeposn(size_t posn) {}
virtual linkType forward(size_t& loc) { return eNone; }
virtual linkType back(size_t& loc) { return eNone; }
virtual bool hasnavigation() { return false; }
unsigned long startSection();
unsigned long endSection();
virtual void start2endSection();
virtual QImage* getPicture(unsigned long tgt) { return NULL; }
void setContinuous(bool _b) { m_continuous = _b; }
#ifdef USEQPE
virtual void suspend(FILE*& fin);
virtual void unsuspend(FILE*& fin);
#endif
virtual void setSaveData(unsigned char*& data, unsigned short& len, unsigned char* src, unsigned short srclen);
virtual void putSaveData(unsigned char*& src, unsigned short& srclen);
void setwidth(int w)
{
m_scrWidth = w;
}
int getwidth()
{
return m_scrWidth;
}
// bool findstring(const QString& info);
// int getpara(CBuffer& buff);
virtual QImage* getPicture(const QString& href) { return NULL; }
virtual bool getFile(const QString& href, const QString& nm) { return false; }
virtual bool findanchor(const QString& nm)
{
return false;
}
};
#endif
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