prntscan.c

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#include <string.h>
#include <curses.h>
#include "curspriv.h"

static char printscanbuf[513];  /* buffer used during I/O */

/****************************************************************/
/* Wprintw(win,fmt,args) does a printf() in window 'win'.       */
/****************************************************************/
int wprintw(WINDOW *win, const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  vsprintf(printscanbuf, fmt, args);
  if (waddstr(win, printscanbuf) == ERR) return(ERR);
  return(strlen(printscanbuf));
}

/****************************************************************/
/* Printw(fmt,args) does a printf() in stdscr.                  */
/****************************************************************/
int printw(const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  vsprintf(printscanbuf, fmt, args);
  if (waddstr(stdscr, printscanbuf) == ERR) return(ERR);
  return(strlen(printscanbuf));
}                               /* printw */

/****************************************************************/
/* Mvprintw(fmt,args) moves the stdscr cursor to a new posi-    */
/* tion, then does a printf() in stdscr.                        */
/****************************************************************/
int mvprintw(int y, int x, const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  if (wmove(stdscr, y, x) == ERR) return(ERR);
  vsprintf(printscanbuf, fmt, args);
  if (waddstr(stdscr, printscanbuf) == ERR) return(ERR);
  return(strlen(printscanbuf));
}

/****************************************************************/
/* Mvwprintw(win,fmt,args) moves the window 'win's cursor to    */
/* A new position, then does a printf() in window 'win'.        */
/****************************************************************/
int mvwprintw(WINDOW *win, int y, int x, const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  if (wmove(win, y, x) == ERR) return(ERR);
  vsprintf(printscanbuf, fmt, args);
  if (waddstr(win, printscanbuf) == ERR) return(ERR);
  return(strlen(printscanbuf));
}                               /* mvwprintw */

/****************************************************************/
/* Wscanw(win,fmt,args) gets a string via window 'win', then    */
/* Scans the string using format 'fmt' to extract the values    */
/* And put them in the variables pointed to the arguments.      */
/****************************************************************/
int wscanw(WINDOW *win, const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  wrefresh(win);                /* set cursor */
  if (wgetstr(win, printscanbuf) == ERR)        /* get string */
        return(ERR);
  return(vsscanf(printscanbuf, fmt, args));
}                               /* wscanw */

/****************************************************************/
/* Scanw(fmt,args) gets a string via stdscr, then scans the     */
/* String using format 'fmt' to extract the values and put them */
/* In the variables pointed to the arguments.                   */
/****************************************************************/
int scanw(const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  wrefresh(stdscr);             /* set cursor */
  if (wgetstr(stdscr, printscanbuf) == ERR)     /* get string */
        return(ERR);
  return(vsscanf(printscanbuf, fmt, args));
}                               /* scanw */

/****************************************************************/
/* Mvscanw(y,x,fmt,args) moves stdscr's cursor to a new posi-   */
/* Tion, then gets a string via stdscr and scans the string     */
/* Using format 'fmt' to extract the values and put them in the */
/* Variables pointed to the arguments.                          */
/****************************************************************/
int mvscanw(int y, int x, const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  if (wmove(stdscr, y, x) == ERR) return(ERR);
  wrefresh(stdscr);             /* set cursor */
  if (wgetstr(stdscr, printscanbuf) == ERR)     /* get string */
        return(ERR);
  return(vsscanf(printscanbuf, fmt, args));
}                               /* mvscanw */

/****************************************************************/
/* Mvwscanw(win,y,x,fmt,args) moves window 'win's cursor to a   */
/* New position, then gets a string via 'win' and scans the     */
/* String using format 'fmt' to extract the values and put them */
/* In the variables pointed to the arguments.                   */
/****************************************************************/
int mvwscanw(WINDOW *win, int y, int x, const char *fmt, ...)
{
  va_list args;

  va_start(args, fmt);
  if (wmove(win, y, x) == ERR) return(ERR);
  wrefresh(win);                /* set cursor */
  if (wgetstr(win, printscanbuf) == ERR)        /* get string */
        return(ERR);
  return(vsscanf(printscanbuf, fmt, args));
}                               /* mvwscanw */

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