diff options
Diffstat (limited to 'ncurses-5.3/ncurses/widechar/lib_get_wstr.c')
| -rw-r--r-- | ncurses-5.3/ncurses/widechar/lib_get_wstr.c | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/ncurses-5.3/ncurses/widechar/lib_get_wstr.c b/ncurses-5.3/ncurses/widechar/lib_get_wstr.c deleted file mode 100644 index 6dca289..0000000 --- a/ncurses-5.3/ncurses/widechar/lib_get_wstr.c +++ /dev/null @@ -1,205 +0,0 @@ -/**************************************************************************** - * Copyright (c) 2002 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: Thomas E. Dickey 2002 * - ****************************************************************************/ - -/* -** lib_get_wstr.c -** -** The routine wgetn_wstr(). -** -*/ - -#include <curses.priv.h> -#include <term.h> - -MODULE_ID("$Id$") - -/* - * This wipes out the last character, no matter whether it was a tab, control - * or other character, and handles reverse wraparound. - */ -static wchar_t * -WipeOut(WINDOW *win, int y, int x, wchar_t * first, wchar_t * last, bool echoed) -{ - if (last > first) { - *--last = '\0'; - if (echoed) { - int y1 = win->_cury; - int x1 = win->_curx; - - wmove(win, y, x); - waddwstr(win, first); - getyx(win, y, x); - while (win->_cury < y1 - || (win->_cury == y1 && win->_curx < x1)) - waddch(win, (chtype) ' '); - - wmove(win, y, x); - } - } - return last; -} - -NCURSES_EXPORT(int) -wgetn_wstr(WINDOW *win, wint_t * str, int maxlen) -{ - TTY buf; - bool oldnl, oldecho, oldraw, oldcbreak; - wint_t erasec; - wint_t killc; - wchar_t *oldstr; - wchar_t *tmpstr; - wint_t ch; - int y, x, code; - - T((T_CALLED("wgetn_wstr(%p,%p, %d)"), win, str, maxlen)); - - if (!win) - returnCode(ERR); - - _nc_get_tty_mode(&buf); - - oldnl = SP->_nl; - oldecho = SP->_echo; - oldraw = SP->_raw; - oldcbreak = SP->_cbreak; - nl(); - noecho(); - noraw(); - cbreak(); - - erasec = erasechar(); - killc = killchar(); - - assert(sizeof(wchar_t) == sizeof(wint_t)); - oldstr = (wchar_t *) str; - tmpstr = (wchar_t *) str; - - getyx(win, y, x); - - if (is_wintouched(win) || (win->_flags & _HASMOVED)) - wrefresh(win); - - while ((code = wget_wch(win, &ch)) != ERR) { - if (code == KEY_CODE_YES) { - /* - * Some terminals (the Wyse-50 is the most common) generate a \n - * from the down-arrow key. With this logic, it's the user's - * choice whether to set kcud=\n for wget_wch(); terminating - * *getn_wstr() with \n should work either way. - */ - if (ch == '\n' - || ch == '\r' - || ch == KEY_DOWN - || ch == KEY_ENTER) { - if (oldecho == TRUE - && win->_cury == win->_maxy - && win->_scroll) - wechochar(win, (chtype) '\n'); - break; - } - if (ch == erasec || ch == KEY_LEFT || ch == KEY_BACKSPACE) { - if (tmpstr > oldstr) { - tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho); - } - } else if (ch == killc) { - while (tmpstr > oldstr) { - tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho); - } - } else { - beep(); - } - } else if (maxlen >= 0 && tmpstr - oldstr >= maxlen) { - beep(); - } else { - *tmpstr++ = ch; - if (oldecho == TRUE) { - int oldy = win->_cury; - cchar_t tmp; - - setcchar(&tmp, tmpstr - 1, A_NORMAL, 0, NULL); - if (wadd_wch(win, &tmp) == ERR) { - /* - * We can't really use the lower-right corner for input, - * since it'll mess up bookkeeping for erases. - */ - win->_flags &= ~_WRAPPED; - waddch(win, (chtype) ' '); - tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho); - continue; - } else if (win->_flags & _WRAPPED) { - /* - * If the last waddch forced a wrap & scroll, adjust our - * reference point for erasures. - */ - if (win->_scroll - && oldy == win->_maxy - && win->_cury == win->_maxy) { - if (--y <= 0) { - y = 0; - } - } - win->_flags &= ~_WRAPPED; - } - wrefresh(win); - } - } - } - - win->_curx = 0; - win->_flags &= ~_WRAPPED; - if (win->_cury < win->_maxy) - win->_cury++; - wrefresh(win); - - /* Restore with a single I/O call, to fix minor asymmetry between - * raw/noraw, etc. - */ - SP->_nl = oldnl; - SP->_echo = oldecho; - SP->_raw = oldraw; - SP->_cbreak = oldcbreak; - - (void) _nc_set_tty_mode(&buf); - - *tmpstr = 0; - if (code == ERR) { - if (tmpstr == oldstr) { - *tmpstr++ = (wchar_t)WEOF; - *tmpstr = 0; - } - returnCode(ERR); - } - - T(("wgetn_wstr returns %s", _nc_viswbuf(oldstr))); - - returnCode(OK); -} |