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// filewindow.cpp
// Revision 23-jan-2005
#include "file.h"
#include "blassic.h"
#include "error.h"
#include "graphics.h"
#include "edit.h"
#include "trace.h"
namespace blassic {
namespace file {
//***********************************************
// BlFileWindow
//***********************************************
class BlFileWindow : public BlFile {
public:
BlFileWindow (BlChannel ch);
BlFileWindow (BlChannel ch, int x1, int x2, int y1, int y2);
~BlFileWindow ();
void reset (int x1, int x2, int y1, int y2);
bool isfile () const;
bool istextwindow () const;
virtual bool eof ();
virtual void flush ();
virtual size_t getwidth () const;
virtual void movecharforward ();
virtual void movecharforward (size_t n);
virtual void movecharback ();
virtual void movecharback (size_t n);
virtual void movecharup ();
virtual void movecharup (size_t n);
virtual void movechardown ();
virtual void movechardown (size_t n);
virtual void showcursor ();
virtual void hidecursor ();
virtual std::string getkey ();
virtual std::string inkey ();
void getline (std::string & str, bool endline= true);
std::string read (size_t n);
void tab ();
void tab (size_t n);
void endline ();
void gotoxy (int x, int y);
virtual void setcolor (int color);
virtual int getcolor ();
virtual void setbackground (int color);
virtual int getbackground ();
virtual void cls ();
std::string copychr (BlChar from, BlChar to);
int pos ();
int vpos ();
void tag ();
void tagoff ();
bool istagactive ();
void inverse (bool active);
bool getinverse ();
void bright (bool active);
bool getbright ();
bool poll ();
void scroll (int nlines);
private:
void outstring (const std::string & str);
void outchar (char c);
BlChannel ch;
};
BlFile * newBlFileWindow (BlChannel ch)
{
return new BlFileWindow (ch);
}
BlFile * newBlFileWindow (BlChannel ch, int x1, int x2, int y1, int y2)
{
return new BlFileWindow (ch, x1, x2, y1, y2);
}
BlFileWindow::BlFileWindow (BlChannel ch) :
BlFile (OpenMode (Input | Output) ),
ch (ch)
{
if (ch != 0)
throw ErrBlassicInternal;
}
BlFileWindow::BlFileWindow (BlChannel ch, int x1, int x2, int y1, int y2) :
BlFile (OpenMode (Input | Output) ),
ch (ch)
{
graphics::definewindow (ch, x1, x2, y1, y2);
}
BlFileWindow::~BlFileWindow ()
{
graphics::undefinewindow (ch);
}
void BlFileWindow::reset (int x1, int x2, int y1, int y2)
{
graphics::definewindow (ch, x1, x2, y1, y2);
}
bool BlFileWindow::isfile () const
{
return false;
}
bool BlFileWindow::istextwindow () const
{
return true;
}
bool BlFileWindow::eof ()
{
return false;
}
void BlFileWindow::flush ()
{
// Nothing to do
}
size_t BlFileWindow::getwidth () const
{
return graphics::getlinewidth (ch);
}
void BlFileWindow::movecharforward ()
{
graphics::movecharforward (ch, 1);
}
void BlFileWindow::movecharforward (size_t n)
{
graphics::movecharforward (ch, n);
}
void BlFileWindow::movecharback ()
{
graphics::movecharback (ch, 1);
}
void BlFileWindow::movecharback (size_t n)
{
graphics::movecharback (ch, n);
}
void BlFileWindow::movecharup ()
{
graphics::movecharup (ch, 1);
}
void BlFileWindow::movecharup (size_t n)
{
graphics::movecharup (ch, n);
}
void BlFileWindow::movechardown ()
{
graphics::movechardown (ch, 1);
}
void BlFileWindow::movechardown (size_t n)
{
graphics::movechardown (ch, n);
}
void BlFileWindow::showcursor ()
{
graphics::showcursor (ch);
}
void BlFileWindow::hidecursor ()
{
graphics::hidecursor (ch);
}
std::string BlFileWindow::getkey ()
{
return graphics::getkey ();
}
std::string BlFileWindow::inkey ()
{
return graphics::inkey ();
}
void BlFileWindow::getline (std::string & str, bool endline)
{
using blassic::edit::editline;
std::string auxstr;
int inicol= graphics::xpos (ch);
while (! editline (* this, auxstr, 0, inicol, endline) )
continue;
swap (str, auxstr);
}
std::string BlFileWindow::read (size_t)
{
throw ErrNotImplemented;
}
void BlFileWindow::tab ()
{
graphics::tab (ch);
}
void BlFileWindow::tab (size_t n)
{
graphics::tab (ch, n);
}
void BlFileWindow::endline ()
{
outstring ("\r\n");
}
void BlFileWindow::gotoxy (int x, int y)
{
graphics::gotoxy (ch, x, y);
}
void BlFileWindow::setcolor (int color)
{
graphics::setcolor (ch, color);
}
int BlFileWindow::getcolor ()
{
return graphics::getcolor (ch);
}
void BlFileWindow::setbackground (int color)
{
graphics::setbackground (ch, color);
}
int BlFileWindow::getbackground ()
{
return graphics::getbackground (ch);
}
void BlFileWindow::outstring (const std::string & str)
{
TRACEFUNC (tr, "BlFileWindow::outstring");
TRMESSAGE (tr, str);
graphics::stringout (ch, str);
}
void BlFileWindow::outchar (char c)
{
graphics::charout (ch, c);
}
void BlFileWindow::cls ()
{
graphics::cls (ch);
}
std::string BlFileWindow::copychr (BlChar from, BlChar to)
{
return graphics::copychr (ch, from, to);
}
int BlFileWindow::pos ()
{
return graphics::xpos (ch);
}
int BlFileWindow::vpos ()
{
return graphics::ypos (ch);
}
void BlFileWindow::tag ()
{
graphics::tag (ch);
}
void BlFileWindow::tagoff ()
{
graphics::tagoff (ch);
}
bool BlFileWindow::istagactive ()
{
return graphics::istagactive (ch);
}
void BlFileWindow::inverse (bool active)
{
graphics::inverse (ch, active);
}
bool BlFileWindow::getinverse ()
{
return graphics::getinverse (ch);
}
void BlFileWindow::bright (bool active)
{
graphics::bright (ch, active);
}
bool BlFileWindow::getbright ()
{
return graphics::getbright (ch);
}
bool BlFileWindow::poll ()
{
return graphics::pollin ();
}
void BlFileWindow::scroll (int nlines)
{
graphics::scroll (ch, nlines);
}
} // namespace file
} // namespace blassic
// End of filewindow.cpp