diff options
Diffstat (limited to 'ncurses-5.3/ncurses/base/lib_insstr.c')
| -rw-r--r-- | ncurses-5.3/ncurses/base/lib_insstr.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/ncurses-5.3/ncurses/base/lib_insstr.c b/ncurses-5.3/ncurses/base/lib_insstr.c new file mode 100644 index 0000000..d87f9a4 --- /dev/null +++ b/ncurses-5.3/ncurses/base/lib_insstr.c @@ -0,0 +1,83 @@ +/**************************************************************************** + * Copyright (c) 1998,1999,2000,2001 Free Software Foundation, Inc. * + * * + * Permission is hereby granted, free of charge, to any person obtaining a * + * copy of this software and associated documentation files (the * + * "Software"), to deal in the Software without restriction, including * + * without limitation the rights to use, copy, modify, merge, publish, * + * distribute, distribute with modifications, sublicense, and/or sell * + * copies of the Software, and to permit persons to whom the Software is * + * furnished to do so, subject to the following conditions: * + * * + * The above copyright notice and this permission notice shall be included * + * in all copies or substantial portions of the Software. * + * * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * + * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * + * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * + * * + * Except as contained in this notice, the name(s) of the above copyright * + * holders shall not be used in advertising or otherwise to promote the * + * sale, use or other dealings in this Software without prior written * + * authorization. * + ****************************************************************************/ + +/**************************************************************************** + * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * + * and: Eric S. Raymond <esr@snark.thyrsus.com> * + ****************************************************************************/ + +/* +** lib_insstr.c +** +** The routine winsnstr(). +** +*/ + +#include <curses.priv.h> +#include <ctype.h> + +MODULE_ID("$Id$") + +NCURSES_EXPORT(int) +winsnstr(WINDOW *win, const char *s, int n) +{ + int code = ERR; + NCURSES_SIZE_T oy; + NCURSES_SIZE_T ox; + const unsigned char *str = (const unsigned char *) s; + const unsigned char *cp; + + T((T_CALLED("winsnstr(%p,%s,%d)"), win, _nc_visbufn(s,n), n)); + + if (win && str) { + oy = win->_cury; + ox = win->_curx; + for (cp = str; *cp && (n <= 0 || (cp - str) < n); cp++) { + if (*cp == '\n' || *cp == '\r' || *cp == '\t' || *cp == '\b') { + NCURSES_CH_T wch; + SetChar2(wch, *cp); + _nc_waddch_nosync(win, wch); + } else if (is7bits(*cp) && iscntrl(*cp)) { + winsch(win, ' ' + (chtype) (*cp)); + winsch(win, (chtype) '^'); + win->_curx += 2; + } else { + winsch(win, (chtype) (*cp)); + win->_curx++; + } + if (win->_curx > win->_maxx) + win->_curx = win->_maxx; + } + + win->_curx = ox; + win->_cury = oy; + _nc_synchook(win); + code = OK; + } + returnCode(code); +} |