/* * Write the soft labels to the soft-key window. */ static void slk_intern_refresh(SLK *slk) { int i; int fmt = SP->slk_format; for (i = 0; i < slk->labcnt; i++) { if (slk->dirty || slk->ent[i].dirty) { if (slk->ent[i].visible) { if (num_labels > 0 && SLK_STDFMT(fmt)) { if (i < num_labels) { TPUTS_TRACE("plab_norm"); putp(tparm(plab_norm, i+1, slk->ent[i].form_text)); } } else { wmove(slk->win,SLK_LINES(fmt)-1,slk->ent[i].x); if (SP && SP->_slk) wattrset(slk->win,SP->_slk->attr); waddnstr(slk->win,slk->ent[i].form_text, MAX_SKEY_LEN(fmt)); /* if we simulate SLK's, it's looking much more natural to use the current ATTRIBUTE also for the label window */ wattrset(slk->win,stdscr->_attrs); } } slk->ent[i].dirty = FALSE; } } slk->dirty = FALSE; if (num_labels > 0) { if (slk->hidden) { TPUTS_TRACE("label_off"); putp(label_off); } else { TPUTS_TRACE("label_on"); putp(label_on); } } }
_nc_slk_initialize(WINDOW *stwin, int cols) { int i, x; int res = OK; unsigned max_length; T((T_CALLED("_nc_slk_initialize()"))); if (SP->_slk) { /* we did this already, so simply return */ returnCode(OK); } else if ((SP->_slk = typeCalloc(SLK, 1)) == 0) returnCode(ERR); SP->_slk->ent = NULL; /* * If we use colors, vidputs() will suppress video attributes that conflict * with colors. In that case, we're still guaranteed that "reverse" would * work. */ if ((no_color_video & 1) == 0) SetAttr(SP->_slk->attr, A_STANDOUT); else SetAttr(SP->_slk->attr, A_REVERSE); SP->_slk->maxlab = ((num_labels > 0) ? num_labels : MAX_SKEY(_nc_globals.slk_format)); SP->_slk->maxlen = ((num_labels > 0) ? label_width * label_height : MAX_SKEY_LEN(_nc_globals.slk_format)); SP->_slk->labcnt = ((SP->_slk->maxlab < MAX_SKEY(_nc_globals.slk_format)) ? MAX_SKEY(_nc_globals.slk_format) : SP->_slk->maxlab); if (SP->_slk->maxlen <= 0 || SP->_slk->labcnt <= 0 || (SP->_slk->ent = typeCalloc(slk_ent, (unsigned) SP->_slk->labcnt)) == NULL) returnCode(slk_failed()); max_length = SP->_slk->maxlen; for (i = 0; i < SP->_slk->labcnt; i++) { size_t used = max_length + 1; if ((SP->_slk->ent[i].ent_text = (char *) _nc_doalloc(0, used)) == 0) returnCode(slk_failed()); memset(SP->_slk->ent[i].ent_text, 0, used); if ((SP->_slk->ent[i].form_text = (char *) _nc_doalloc(0, used)) == 0) returnCode(slk_failed()); memset(SP->_slk->ent[i].form_text, 0, used); memset(SP->_slk->ent[i].form_text, ' ', max_length); SP->_slk->ent[i].visible = (char) (i < SP->_slk->maxlab); } if (_nc_globals.slk_format >= 3) { /* PC style */ int gap = (cols - 3 * (3 + 4 * max_length)) / 2; if (gap < 1) gap = 1; for (i = x = 0; i < SP->_slk->maxlab; i++) { SP->_slk->ent[i].ent_x = x; x += max_length; x += (i == 3 || i == 7) ? gap : 1; } } else { if (_nc_globals.slk_format == 2) { /* 4-4 */ int gap = cols - (SP->_slk->maxlab * max_length) - 6; if (gap < 1) gap = 1; for (i = x = 0; i < SP->_slk->maxlab; i++) { SP->_slk->ent[i].ent_x = x; x += max_length; x += (i == 3) ? gap : 1; } } else { if (_nc_globals.slk_format == 1) { /* 1 -> 3-2-3 */ int gap = (cols - (SP->_slk->maxlab * max_length) - 5) / 2; if (gap < 1) gap = 1; for (i = x = 0; i < SP->_slk->maxlab; i++) { SP->_slk->ent[i].ent_x = x; x += max_length; x += (i == 2 || i == 4) ? gap : 1; } } else returnCode(slk_failed()); } } SP->_slk->dirty = TRUE; if ((SP->_slk->win = stwin) == NULL) { returnCode(slk_failed()); } /* We now reset the format so that the next newterm has again * per default no SLK keys and may call slk_init again to * define a new layout. (juergen 03-Mar-1999) */ SP->slk_format = _nc_globals.slk_format; _nc_globals.slk_format = 0; returnCode(res); }
NCURSES_SP_NAME(slk_set) (NCURSES_SP_DCLx int i, const char *astr, int format) { SLK *slk; int offset; int numchrs; int numcols; int limit; const char *str = astr; const char *p; T((T_CALLED("slk_set(%p, %d, \"%s\", %d)"), (void *) SP_PARM, i, str, format)); if (SP_PARM == 0 || (slk = SP_PARM->_slk) == 0 || i < 1 || i > slk->labcnt || format < 0 || format > 2) returnCode(ERR); if (str == 0) str = ""; --i; /* Adjust numbering of labels */ limit = MAX_SKEY_LEN(SP_PARM->slk_format); while (isspace(UChar(*str))) str++; /* skip over leading spaces */ p = str; #if USE_WIDEC_SUPPORT numcols = 0; while (*p != 0) { mbstate_t state; wchar_t wc; size_t need; init_mb(state); need = mbrtowc(0, p, strlen(p), &state); if (need == (size_t) -1) break; mbrtowc(&wc, p, need, &state); if (!iswprint((wint_t) wc)) break; if (wcwidth(wc) + numcols > limit) break; numcols += wcwidth(wc); p += need; } numchrs = (p - str); #else while (isprint(UChar(*p))) p++; /* The first non-print stops */ numcols = (p - str); if (numcols > limit) numcols = limit; numchrs = numcols; #endif FreeIfNeeded(slk->ent[i].ent_text); if ((slk->ent[i].ent_text = strdup(str)) == 0) returnCode(ERR); slk->ent[i].ent_text[numchrs] = '\0'; if ((slk->ent[i].form_text = (char *) _nc_doalloc(slk->ent[i].form_text, (unsigned) (limit + numchrs + 1)) ) == 0) returnCode(ERR); switch (format) { default: case 0: /* left-justified */ offset = 0; break; case 1: /* centered */ offset = (limit - numcols) / 2; break; case 2: /* right-justified */ offset = limit - numcols; break; } if (offset <= 0) offset = 0; else memset(slk->ent[i].form_text, ' ', (unsigned) offset); memcpy(slk->ent[i].form_text + offset, slk->ent[i].ent_text, (unsigned) numchrs); if (offset < limit) { memset(slk->ent[i].form_text + offset + numchrs, ' ', (unsigned) (limit - (offset + numcols))); } slk->ent[i].form_text[numchrs - numcols + limit] = 0; slk->ent[i].dirty = TRUE; returnCode(OK); }
_nc_slk_initialize(WINDOW *stwin, int cols) { int i; int res = OK; unsigned max_length; SCREEN *sp; TERMINAL *term; int numlab; T((T_CALLED("_nc_slk_initialize()"))); assert(stwin); sp = _nc_screen_of(stwin); if (0 == sp) returnCode(ERR); term = TerminalOf(SP_PARM); assert(term); numlab = NumLabels; if (SP_PARM->_slk) { /* we did this already, so simply return */ returnCode(OK); } else if ((SP_PARM->_slk = typeCalloc(SLK, 1)) == 0) returnCode(ERR); if (!SP_PARM->slk_format) SP_PARM->slk_format = _nc_globals.slk_format; /* * If we use colors, vidputs() will suppress video attributes that conflict * with colors. In that case, we're still guaranteed that "reverse" would * work. */ if ((NoColorVideo & 1) == 0) SetAttr(SP_PARM->_slk->attr, A_STANDOUT); else SetAttr(SP_PARM->_slk->attr, A_REVERSE); SP_PARM->_slk->maxlab = ((numlab > 0) ? numlab : MAX_SKEY(SP_PARM->slk_format)); SP_PARM->_slk->maxlen = ((numlab > 0) ? LabelWidth * LabelHeight : MAX_SKEY_LEN(SP_PARM->slk_format)); SP_PARM->_slk->labcnt = ((SP_PARM->_slk->maxlab < MAX_SKEY(SP_PARM->slk_format)) ? MAX_SKEY(SP_PARM->slk_format) : SP_PARM->_slk->maxlab); if (SP_PARM->_slk->maxlen <= 0 || SP_PARM->_slk->labcnt <= 0 || (SP_PARM->_slk->ent = typeCalloc(slk_ent, (unsigned) SP_PARM->_slk->labcnt)) == NULL) returnCode(slk_failed(NCURSES_SP_ARG)); max_length = SP_PARM->_slk->maxlen; for (i = 0; i < SP_PARM->_slk->labcnt; i++) { size_t used = max_length + 1; SP_PARM->_slk->ent[i].ent_text = (char *) _nc_doalloc(0, used); if (SP_PARM->_slk->ent[i].ent_text == 0) returnCode(slk_failed(NCURSES_SP_ARG)); memset(SP_PARM->_slk->ent[i].ent_text, 0, used); SP_PARM->_slk->ent[i].form_text = (char *) _nc_doalloc(0, used); if (SP_PARM->_slk->ent[i].form_text == 0) returnCode(slk_failed(NCURSES_SP_ARG)); memset(SP_PARM->_slk->ent[i].form_text, 0, used); memset(SP_PARM->_slk->ent[i].form_text, ' ', max_length); SP_PARM->_slk->ent[i].visible = (char) (i < SP_PARM->_slk->maxlab); } res = _nc_format_slks(NCURSES_SP_ARGx cols); if ((SP_PARM->_slk->win = stwin) == NULL) { returnCode(slk_failed(NCURSES_SP_ARG)); } /* We now reset the format so that the next newterm has again * per default no SLK keys and may call slk_init again to * define a new layout. (juergen 03-Mar-1999) */ _nc_globals.slk_format = 0; returnCode(res); }