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Games of Daze
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Infomagic - Games of Daze (Summer 1995) (Disc 1 of 2).iso
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msdos
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libs
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pdcurs21
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private
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_setscrn.c
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C/C++ Source or Header
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1993-06-18
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2KB
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80 lines
#define CURSES_LIBRARY 1
#include <curses.h>
#ifdef PDCDEBUG
char *rcsid__setscrn = "$Header: C:\CURSES\private\RCS\_setscrn.c 2.1 1993/06/18 20:23:49 MH Rel MH $";
#endif
/*man-start*********************************************************************
PDC_set_scrn_mode() - Set BIOS Video Mode
PDCurses Description:
Sets the BIOS Video Mode Number ONLY if it is different from
the current video mode. This routine is for DOS systems only.
PDCurses Return Value:
This function returns OK on success and ERR on error.
PDCurses Errors:
No errors are defined for this function.
Portability:
PDCurses int PDC_set_scrn_mode( int new_mode );
**man-end**********************************************************************/
#ifdef OS2
int PDC_set_scrn_mode(VIOMODEINFO new_mode)
#else
int PDC_set_scrn_mode(int new_mode)
#endif
{
#ifdef DOS
int cur;
#endif
#ifdef PDCDEBUG
if (trace_on) PDC_debug("PDC_set_scrn_mode() - called\n");
#endif
#ifdef FLEXOS
return( OK );
#endif
#ifdef DOS
cur = (int) PDC_get_scrn_mode();
if (cur != new_mode)
{
regs.h.ah = 0x00;
regs.h.al = (char) new_mode;
int86(0x10, ®s, ®s);
}
_cursvar.font = PDC_get_font();
_cursvar.scrnmode = new_mode;
LINES = PDC_get_rows();
COLS = PDC_get_columns();
return( OK );
#endif
#ifdef OS2
if (VioSetMode (&new_mode, 0) != 0)
{
_cursvar.font = PDC_get_font();
_cursvar.scrnmode = new_mode;
LINES = PDC_get_rows();
COLS = PDC_get_columns();
return( OK );
}
else
return (ERR);
#endif
#ifdef UNIX
return(OK); /* this is N/A */
#endif
}