static void update_eff(void) {
udat effects = Effects;
hwcol fg = COLFG(ColText), bg = COLBG(ColText);
if (effects & EFF_UNDERLINE)
fg = COLFG(Underline);
else if (effects & EFF_HALFINTENS)
fg = COLFG(HalfInten);
if (!!(effects & EFF_REVERSE) != !!(*Flags & TTY_INVERTSCR)) {
hwcol tmp = COL(bg & ~HIGH, fg & ~HIGH) | COL(fg & HIGH, bg & HIGH);
fg = COLFG(tmp);
bg = COLBG(tmp);
}
if (effects & EFF_INTENSITY)
fg ^= HIGH;
if (effects & EFF_BLINK)
bg ^= HIGH;
Color = COL(fg, bg);
}
static void invert_screen(void) {
hwattr a, *p = Start;
ldat count;
dirty_tty(0, 0, SizeX-1, SizeY-1);
count = SizeX * SizeY;
while (count--) {
a = *p;
*p++ = (a & ~HWATTR(TW_MAXWCOL, 0)) | HWATTR(COL(COLBG(HWCOL(a)), COLFG(HWCOL(a))), 0);
if (p == Split) p = Base;
}
}
INLINE void csi_m(void) {
dat i;
udat effects = Effects;
hwcol fg = COLFG(ColText), bg = COLBG(ColText);
for (i=0; i<=nPar; i++) switch (Par[i]) {
case 0:
/* all attributes off */
fg = COLFG(DefColor);
bg = COLBG(DefColor);
effects = 0;
break;
case 1:
effects &= ~EFF_HALFINTENS;
effects |= EFF_INTENSITY;
break;
case 2:
effects &= ~EFF_INTENSITY;
effects |= EFF_HALFINTENS;
break;
case 4:
effects |= EFF_UNDERLINE;
break;
case 5:
effects |= EFF_BLINK;
break;
case 7:
effects |= EFF_REVERSE;
break;
case 10: /* ANSI X3.64-1979 (SCO-ish?)
* Select primary font, don't display
* control chars if defined, don't set
* bit 8 on output.
*/
setCharset(G ? G1 : G0);
*Flags &= ~(TTY_DISPCTRL | TTY_SETMETA);
break;
case 11: /* ANSI X3.64-1979 (SCO-ish?)
* Select first alternate font, lets
* chars < 32 be displayed as ROM chars.
*/
setCharset(IBMPC_MAP);
*Flags |= TTY_DISPCTRL;
*Flags &= ~TTY_SETMETA;
break;
case 12: /* ANSI X3.64-1979 (SCO-ish?)
* Select second alternate font, toggle
* high bit before displaying as ROM char.
*/
setCharset(IBMPC_MAP);
*Flags |= TTY_DISPCTRL | TTY_SETMETA;
break;
case 21:
case 22:
effects &= ~(EFF_HALFINTENS|EFF_INTENSITY);
break;
case 24:
effects &= ~EFF_UNDERLINE;
break;
case 25:
effects &= ~EFF_BLINK;
break;
case 27:
effects &= ~EFF_REVERSE;
break;
case 38: /* ANSI X3.64-1979 (SCO-ish?)
* Enables underscore, white foreground
* with white underscore
* (Linux - use default foreground).
*/
fg = COLFG(DefColor);
effects |= EFF_UNDERLINE;
break;
case 39: /* ANSI X3.64-1979 (SCO-ish?)
* Disable underline option.
* Reset colour to default? It did this
* before...
*/
fg = COLFG(DefColor);
effects &= ~EFF_UNDERLINE;
break;
case 49: /* restore default bg */
bg = COLBG(DefColor);
break;
default:
if (Par[i] >= 30 && Par[i] <= 37)
Par[i] -= 30,
fg = ANSI2VGA(Par[i]);
else if (Par[i] >= 40 && Par[i] <= 47)
Par[i] -= 40,
bg = ANSI2VGA(Par[i]);
break;
}
Effects = effects;
ColText = COL(fg, bg);
update_eff();
}
/* Scroll back */
static void scrollback(void)
{
int y,c;
WIN *b_us, *b_st;
ELM *tmp_e;
int case_matters=0; /* fmg: case-importance, needed for 'N' */
static wchar_t look_for[MAX_SEARCH]; /* fmg: last used search pattern */
wchar_t tmp_line[MAXCOLS];
int citemode = 0;
int cite_ystart = 1000000,
cite_yend = -1,
cite_y = 0;
int inverse;
int loop = 1;
char hline0[128], hline1[128], *hline;
static int hit=0;
/* Find out how big a window we must open. */
y = us->y2;
if (st == (WIN *)0 || (st && tempst))
y--;
/* Open a window. */
b_us = mc_wopen(0, 0, us->x2, y, 0, us->attr, COLFG(us->color),
COLBG(us->color), 0, 0, 0);
mc_wcursor(b_us, CNONE);
/* Open a help line window. */
b_st = mc_wopen(0, y+1, us->x2, y+1, 0, st_attr, sfcolor, sbcolor, 0, 0, 1);
b_st->doscroll = 0;
b_st->wrap = 0;
/* Make sure help line is as wide as window. */
/*
* fmg 8/20/97
* added /=Srch, \=CaseLess, and N=Next and changed rest of line...
* Hope you like it :-)
*/
strcpy(hline0,
_("HISTORY: U=Up D=Down F=PgDn B=PgUp s=Srch S=CaseLess N=Next C=Cite ESC=Exit "));
if (b_st->xs < 127)
hline0[b_st->xs] = 0;
hline = hline0;
mc_wprintf(b_st, "%s", hline);
mc_wredraw(b_st, 1);
mc_wflush();
/* And do the job. */
y = us->histlines;
/* fmg 8/20/97
* Needed for N)extSearch, keeps track of line on which current "hit"
* is... we advance it to 'N'ext hit in find_next(). We start at "top"
* of history stack
*/
hit = 0;
drawhist(b_us, y, 0);
while (loop) {
c = wxgetch();
switch (c) {
/*
* fmg 8/22/97
* Take care of the search key: Caseless
*/
case '\\':
case 'S':
case_matters = 0; /* case-importance, ie. none :-) */
/*
* fmg 8/22/97
* Take care of the search key: Exact Match
*/
case '/':
case 's':
if (!us->histlines) {
mc_wbell();
werror(_("History buffer Disabled!"));
break;
}
if (!us->histline) {
mc_wbell();
werror(_("History buffer empty!"));
break;
}
if (citemode)
break;
/* we need this for the case-importance-toggle to work.. */
if (c == '/' || c == 's')
case_matters=1; /* case-importance, ie. DOES */
/* open up new search window... */
searchhist(b_us, look_for);
/* must redraw status line... */
mc_wlocate(b_st, 0, 0); /* move back to column 0! */
mc_wprintf(b_st, "%s", hline); /* and show the above-defined hline */
mc_wredraw(b_st, 1); /* again... */
/* highlight any matches */
if (wcslen(look_for) > 1) {
hit = find_next(us, b_us, y, look_for, case_matters);
if (hit == -1) {
mc_wbell();
mc_wflush();
hit = 0;
break;
}
drawhist_look(b_us, hit, 1, look_for, case_matters);
y = hit;
} else {
mc_wbell();
break;
}
mc_wflush();
break;
/*
* fmg 8/22/97
* Take care of the Next Hit key...
* Popup an error window if no previous... why not start a new
* search? How do we know which case-importance they wanted?
*/
case 'n':
case 'N':
/* highlight NEXT match */
if (citemode)
break;
if (wcslen(look_for) > 1) {
hit = find_next(us, b_us, y, look_for, case_matters);
if (hit == -1) {
mc_wbell();
mc_wflush();
hit = 0;
break;
}
drawhist_look(b_us, hit, 1, look_for, case_matters);
y = hit;
} else { /* no search pattern... */
mc_wbell();
werror(_("No previous search!\n Please 's' or 'S' first!"));
}
mc_wflush();
break;
case 'u':
case 'U':
case K_UP:
if (citemode && cite_y) {
cite_y--;
if (cite_ystart != 1000000) {
cite_yend = y + cite_y;
drawcite(b_us, cite_y+1, y, cite_ystart, cite_yend);
drawcite(b_us, cite_y, y, cite_ystart, cite_yend);
}
mc_wlocate(b_us, 0, cite_y);
break;
}
if (y <= 0)
break;
y--;
if (cite_ystart != 1000000)
cite_yend = y + cite_y;
mc_wscroll(b_us, S_DOWN);
/*
* fmg 8/20/97
* This is needed so that the movement in window will HIGHLIGHT
* the lines that have the pattern we wanted... it's just nice.
* This almost beggs for a function :-)
*/
if (citemode) {
inverse = (y+cite_y >= cite_ystart && y+cite_y <= cite_yend);
} else {
tmp_e = mc_getline(b_us, y);
if (wcslen(look_for) > 1) {
/* quick scan for pattern match */
mc_wdrawelm_var(b_us, tmp_e, tmp_line);
inverse = (wcslen(tmp_line)>1 &&
StrStr(tmp_line, look_for, case_matters));
} else
inverse = 0;
}
if (inverse)
mc_wdrawelm_inverse(b_us, 0, mc_getline(b_us, y));
else
mc_wdrawelm(b_us, 0, mc_getline(b_us, y));
if (citemode)
mc_wlocate(b_us, 0, cite_y);
mc_wflush();
break;
case 'd':
case 'D':
case K_DN:
if (citemode && cite_y < b_us->ys-1) {
cite_y++;
if (cite_ystart != 1000000) {
cite_yend = y + cite_y;
drawcite(b_us, cite_y-1, y, cite_ystart, cite_yend);
drawcite(b_us, cite_y, y, cite_ystart, cite_yend);
}
mc_wlocate(b_us, 0, cite_y);
break;
}
if (y >= us->histlines)
break;
y++;
if (cite_ystart != 1000000)
cite_yend = y + cite_y;
mc_wscroll(b_us, S_UP);
/*
* fmg 8/20/97
* This is needed so that the movement in window will HIGHLIGHT
* the lines that have the pattern we wanted... it's just nice.
* This almost beggs for a function :-)
*/
if (citemode) {
inverse = (y+cite_y >= cite_ystart && y+cite_y <= cite_yend);
} else {
tmp_e = mc_getline(b_us, y + b_us->ys - 1);
if (wcslen(look_for) > 1) {
/* quick scan for pattern match */
mc_wdrawelm_var(b_us, tmp_e, tmp_line);
inverse = (wcslen(tmp_line)>1 &&
StrStr(tmp_line, look_for, case_matters));
} else
inverse = 0;
}
if (inverse)
mc_wdrawelm_inverse(b_us, b_us->ys - 1,
mc_getline(b_us, y + b_us->ys - 1));
else
mc_wdrawelm(b_us, b_us->ys - 1,
mc_getline(b_us, y + b_us->ys - 1));
if (citemode)
mc_wlocate(b_us, 0, cite_y);
mc_wflush();
break;
case 'b':
case 'B':
case K_PGUP:
if (y <= 0)
break;
y -= b_us->ys;
if (y < 0)
y = 0;
if (cite_ystart != 1000000)
cite_yend = y + cite_y;
/*
* fmg 8/20/97
* This is needed so that the movement in window will HIGHLIGHT
* the lines that have the pattern we wanted... it's just nice.
* Highlight any matches
*/
if (wcslen(look_for) > 1 && us->histline)
drawhist_look(b_us, y, 1, look_for, case_matters);
else
drawhist(b_us, y, 1);
if (citemode)
mc_wlocate(b_us, 0, cite_y);
break;
case 'f':
case 'F':
case ' ': /* filipg: space bar will go page-down... pager-like */
case K_PGDN:
if (y >= us->histlines)
break;
y += b_us->ys;
if (y > us->histlines)
y=us->histlines;
if (cite_ystart != 1000000)
cite_yend = y + cite_y;
/*
* fmg 8/20/97
* This is needed so that the movement in window will HIGHLIGHT
* the lines that have the pattern we wanted... it's just nice.
* Highlight any matches
*/
if (wcslen(look_for) > 1 && us->histline)
drawhist_look(b_us, y, 1, look_for, case_matters);
else
drawhist(b_us, y, 1);
if (citemode)
mc_wlocate(b_us, 0, cite_y);
break;
case 'C': case 'c': /* start citation mode */
if (citemode ^= 1) {
cite_y = 0;
cite_ystart = 1000000;
cite_yend = -1;
strcpy(hline1, _(" CITATION: ENTER=select start line ESC=exit "));
if (b_st->xs < 127)
hline1[b_st->xs]=0;
hline = hline1;
} else {
hline = hline0;
}
mc_wlocate(b_st, 0, 0);
mc_wprintf(b_st, "%s", hline);
mc_wredraw(b_st, 1);
if (citemode)
mc_wlocate(b_us, 0, cite_y);
break;
case 10: case 13:
if (!citemode) break;
if (cite_ystart == 1000000) {
cite_yend = cite_ystart = y + cite_y;
strcpy(hline1, _(" CITATION: ENTER=select end line ESC=exit "));
if (b_st->xs < 127)
hline1[b_st->xs]=0;
} else {
if (cite_ystart > cite_yend)
break;
drawcite_whole(b_us, y, 1000000, -1);
loop = 0;
break;
}
mc_wlocate(b_st, 0, 0);
mc_wprintf(b_st, "%s", hline);
mc_wredraw(b_st, 1);
mc_wdrawelm_inverse(b_us, cite_y, mc_getline(b_us, cite_ystart));
mc_wlocate(b_us, 0, cite_y);
break;
case K_ESC:
if (!citemode) {
loop = 0;
break;
}
if (cite_ystart == 1000000) {
citemode = 0;
hline = hline0;
} else {
cite_ystart = 1000000;
strcpy(hline1, _(" CITATION: ENTER=select start line ESC=exit "));
}
drawcite_whole(b_us, y, cite_ystart, cite_yend);
mc_wlocate(b_st, 0, 0);
mc_wprintf(b_st, "%s", hline);
mc_wredraw(b_st, 1);
if (citemode)
mc_wlocate(b_us, 0, cite_y);
break;
}
}
/* Cleanup. */
if (citemode)
do_cite(b_us, cite_ystart, cite_yend);
mc_wclose(b_us, y == us->histlines ? 0 : 1);
mc_wclose(b_st, 1);
mc_wlocate(us, us->curx, us->cury);
mc_wflush();
mc_wredraw(us, 1);
}