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/***************************************************************************
* COPYRIGHT NOTICE *
****************************************************************************
* ncurses is copyright (C) 1992-1995 *
* Zeyd M. Ben-Halim *
* zmbenhal@netcom.com *
* Eric S. Raymond *
* esr@snark.thyrsus.com *
* *
* Permission is hereby granted to reproduce and distribute ncurses *
* by any means and for any fee, whether alone or as part of a *
* larger distribution, in source or in binary form, PROVIDED *
* this notice is included with any such distribution, and is not *
* removed from any of its header files. Mention of ncurses in any *
* applications linked with it is highly appreciated. *
* *
* ncurses comes AS IS with no warranty, implied or expressed. *
* *
***************************************************************************/
/*
** lib_set_term.c
**
** The routine set_term().
**
*/
#include "curses.priv.h"
#include <stdlib.h>
#include "term.h" /* cur_term */
struct screen * set_term(struct screen *screen)
{
struct screen *oldSP;
T(("set_term(%p) called", screen));
oldSP = SP;
_nc_set_screen(screen);
cur_term = SP->_term;
curscr = SP->_curscr;
newscr = SP->_newscr;
stdscr = SP->_stdscr;
return(oldSP);
}
void delscreen(SCREEN *sp)
{
free(sp);
}
struct ripoff_t
{
int line;
int (*hook)(WINDOW *, int);
}
rippedoff[5], *rsp = rippedoff;
int _nc_setupscreen(short slines, short const scolumns)
/* OS-independent screen initializations */
{
int stolen, topstolen;
if (!_nc_alloc_screen())
return ERR;
SP->_term = cur_term;
SP->_lines = slines;
SP->_columns = scolumns;
SP->_cursrow = -1;
SP->_curscol = -1;
SP->_keytry = UNINITIALISED;
SP->_nl = TRUE;
SP->_raw = FALSE;
SP->_cbreak = FALSE;
SP->_echo = TRUE;
SP->_fifohead = -1;
SP->_fifotail = 0;
SP->_fifopeek = 0;
SP->_endwin = TRUE;
SP->_ofp = stdout; /* (may be overridden later) */
SP->_coloron = 0;
init_acs();
T(("creating newscr"));
if ((newscr = newwin(slines, scolumns, 0, 0)) == (WINDOW *)NULL)
return ERR;
T(("creating curscr"));
if ((curscr = newwin(slines, scolumns, 0, 0)) == (WINDOW *)NULL)
return ERR;
SP->_newscr = newscr;
SP->_curscr = curscr;
newscr->_clear = TRUE;
curscr->_clear = FALSE;
stolen = topstolen = 0;
for (rsp = rippedoff; rsp->line; rsp++) {
if (rsp->hook)
if (rsp->line < 0)
rsp->hook(newwin(1,scolumns, slines-1,0), scolumns);
else
rsp->hook(newwin(1,scolumns, topstolen++,0), scolumns);
--slines;
stolen++;
}
T(("creating stdscr"));
if ((stdscr = newwin(LINES = slines, scolumns, topstolen, 0)) == NULL)
return ERR;
SP->_stdscr = stdscr;
def_shell_mode();
def_prog_mode();
return OK;
}
int
ripoffline(int line, int (*init)(WINDOW *, int))
{
if (line == 0)
return(OK);
if (rsp >= rippedoff + sizeof(rippedoff)/sizeof(rippedoff[0]))
return(ERR);
rsp->line = line;
rsp->hook = init;
rsp++;
return(OK);
}
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