diff options
Diffstat (limited to 'contrib/ncurses/ncurses/widechar/lib_ins_wch.c')
| -rw-r--r-- | contrib/ncurses/ncurses/widechar/lib_ins_wch.c | 95 |
1 files changed, 87 insertions, 8 deletions
diff --git a/contrib/ncurses/ncurses/widechar/lib_ins_wch.c b/contrib/ncurses/ncurses/widechar/lib_ins_wch.c index 0821ee5..c3d0420 100644 --- a/contrib/ncurses/ncurses/widechar/lib_ins_wch.c +++ b/contrib/ncurses/ncurses/widechar/lib_ins_wch.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 2002 Free Software Foundation, Inc. * + * Copyright (c) 2002-2003,2005 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 * @@ -39,27 +39,106 @@ #include <curses.priv.h> -MODULE_ID("$Id: lib_ins_wch.c,v 1.1 2002/03/10 22:25:06 tom Exp $") +MODULE_ID("$Id: lib_ins_wch.c,v 1.8 2005/12/03 20:24:19 tom Exp $") -NCURSES_EXPORT(int) -wins_wch(WINDOW *win, const cchar_t * wch) +/* + * Insert the given character, updating the current location to simplify + * inserting a string. + */ +static int +_nc_insert_wch(WINDOW *win, const cchar_t *wch) { - int code = ERR; + int cells = wcwidth(CharOf(CHDEREF(wch))); + int cell; - T((T_CALLED("wins_wch(%p, %s)"), win, _tracecchar_t(wch))); + if (cells <= 0) + cells = 1; - if (win) { + if (win->_curx <= win->_maxx) { struct ldat *line = &(win->_line[win->_cury]); NCURSES_CH_T *end = &(line->text[win->_curx]); NCURSES_CH_T *temp1 = &(line->text[win->_maxx]); - NCURSES_CH_T *temp2 = temp1 - 1; + NCURSES_CH_T *temp2 = temp1 - cells; CHANGED_TO_EOL(line, win->_curx, win->_maxx); while (temp1 > end) *temp1-- = *temp2--; *temp1 = _nc_render(win, *wch); + for (cell = 1; cell < cells; ++cell) { + SetWidecExt(temp1[cell], cell); + } + + win->_curx++; + } + return OK; +} + +NCURSES_EXPORT(int) +wins_wch(WINDOW *win, const cchar_t *wch) +{ + NCURSES_SIZE_T oy; + NCURSES_SIZE_T ox; + int code = ERR; + + T((T_CALLED("wins_wch(%p, %s)"), win, _tracecchar_t(wch))); + + if (win != 0) { + oy = win->_cury; + ox = win->_curx; + + code = _nc_insert_wch(win, wch); + + win->_curx = ox; + win->_cury = oy; + _nc_synchook(win); + } + returnCode(code); +} + +NCURSES_EXPORT(int) +wins_nwstr(WINDOW *win, const wchar_t *wstr, int n) +{ + int code = ERR; + NCURSES_SIZE_T oy; + NCURSES_SIZE_T ox; + const wchar_t *cp; + + T((T_CALLED("wins_nwstr(%p,%s,%d)"), win, _nc_viswbufn(wstr, n), n)); + + if (win != 0 + && wstr != 0) { + if (n < 1) + n = wcslen(wstr); code = OK; + if (n > 0) { + oy = win->_cury; + ox = win->_curx; + for (cp = wstr; *cp && ((cp - wstr) < n); cp++) { + int len = wcwidth(*cp); + + if (len != 1 || !is8bits(*cp)) { + cchar_t tmp_cchar; + wchar_t tmp_wchar = *cp; + memset(&tmp_cchar, 0, sizeof(tmp_cchar)); + (void) setcchar(&tmp_cchar, + &tmp_wchar, + WA_NORMAL, + 0, + (void *) 0); + code = _nc_insert_wch(win, &tmp_cchar); + } else { + /* tabs, other ASCII stuff */ + code = _nc_insert_ch(win, (chtype) (*cp)); + } + if (code != OK) + break; + } + + win->_curx = ox; + win->_cury = oy; + _nc_synchook(win); + } } returnCode(code); } |
