1 /*----------------------------------------------------------------------*
3 *----------------------------------------------------------------------*
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2005-2005 Marc Lehmann <pcg@goof.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *----------------------------------------------------------------------*/
23 #define line_t perl_line_t
29 #include "../config.h"
41 #define LINENO(n) MOD (THIS->term_start + int(n), THIS->total_rows)
43 #define ROW(n) THIS->row_buf [LINENO (n)]
45 /////////////////////////////////////////////////////////////////////////////
51 char *str = SvPVutf8 (sv, len);
52 return rxvt_utf8towcs (str, len);
56 wcs2sv (wchar_t *wstr, int len = -1)
58 char *str = rxvt_wcstoutf8 (wstr, len);
60 SV *sv = newSVpv (str, 0);
68 new_ref (HV *hv, const char *klass)
70 return sv_bless (newRV ((SV *)hv), gv_stashpv (klass, 1));
75 newSVptr (void *ptr, const char *klass)
78 sv_magic ((SV *)hv, 0, PERL_MAGIC_ext, (char *)ptr, 0);
79 return sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
89 sv_unmagic (sv, PERL_MAGIC_ext);
93 SvPTR (SV *sv, const char *klass)
95 if (!sv_derived_from (sv, klass))
96 croak ("object of type %s expected", klass);
98 MAGIC *mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
101 croak ("perl code used %s object, but C++ object is already destroyed, caught", klass);
103 return (long)mg->mg_ptr;
106 #define newSVterm(term) SvREFCNT_inc ((SV *)term->self)
107 #define SvTERM(sv) (rxvt_term *)SvPTR (sv, "urxvt::term")
109 /////////////////////////////////////////////////////////////////////////////
131 void invoke (const char *type, SV *self, int arg = -1);
135 perl_watcher::invoke (const char *type, SV *self, int arg)
144 XPUSHs (sv_2mortal (self));
147 XPUSHs (sv_2mortal (newSViv (arg)));
150 call_sv (cbsv, G_VOID | G_EVAL | G_DISCARD);
158 rxvt_warn ("%s callback evaluation error: %s", type, SvPV_nolen (ERRSV));
161 #define newSVtimer(timer) new_ref (timer->self, "urxvt::timer")
162 #define SvTIMER(sv) (timer *)SvPTR (sv, "urxvt::timer")
164 struct timer : time_watcher, perl_watcher
169 : time_watcher (this, &timer::execute)
173 void execute (time_watcher &w)
176 start (at + interval);
178 invoke ("urxvt::timer", newSVtimer (this));
182 #define newSViow(iow) new_ref (iow->self, "urxvt::iow")
183 #define SvIOW(sv) (iow *)SvPTR (sv, "urxvt::iow")
185 struct iow : io_watcher, perl_watcher
188 : io_watcher (this, &iow::execute)
192 void execute (io_watcher &w, short revents)
194 invoke ("urxvt::iow", newSViow (this), revents);
198 /////////////////////////////////////////////////////////////////////////////
200 #define SvOVERLAY(sv) (overlay *)SvPTR (sv, "urxvt::overlay")
210 overlay (rxvt_term *THIS, int x_, int y_, int w_, int h_, rend_t rstyle, int border);
218 void set (int x, int y, SV *str, SV *rend);
221 overlay::overlay (rxvt_term *THIS, int x_, int y_, int w_, int h_, rend_t rstyle, int border)
222 : THIS(THIS), x(x_), y(y_), w(w_), h(h_), border(border == 2)
230 text = new text_t *[h];
231 rend = new rend_t *[h];
233 for (int y = 0; y < h; y++)
235 text_t *tp = text[y] = new text_t[w];
236 rend_t *rp = rend[y] = new rend_t[w];
244 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
246 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
248 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
253 for (int x = w - 2; x-- > 0; )
263 for (int x = w; x-- > 0; )
271 THIS->want_refresh = 1;
278 for (int y = h; y--; )
287 THIS->want_refresh = 1;
293 char key[33]; sprintf (key, "%32lx", (long)this);
295 HV *hv = (HV *)SvRV (*hv_fetch ((HV *)SvRV ((SV *)THIS->self), "_overlay", 8, 0));
296 hv_store (hv, key, 32, newSViv ((long)this), 0);
302 SV **ovs = hv_fetch ((HV *)SvRV ((SV *)THIS->self), "_overlay", 8, 0);
306 char key[33]; sprintf (key, "%32lx", (long)this);
308 HV *hv = (HV *)SvRV (*ovs);
309 hv_delete (hv, key, 32, G_DISCARD);
313 void overlay::swap ()
315 int ov_x = max (0, min (MOD (x, THIS->ncol), THIS->ncol - w));
316 int ov_y = max (0, min (MOD (y, THIS->nrow), THIS->nrow - h));
318 int ov_w = min (w, THIS->ncol - ov_x);
319 int ov_h = min (h, THIS->nrow - ov_y);
321 for (int y = ov_h; y--; )
323 text_t *t1 = text [y];
324 rend_t *r1 = rend [y];
326 text_t *t2 = ROW(y + ov_y - THIS->view_start).t + ov_x;
327 rend_t *r2 = ROW(y + ov_y - THIS->view_start).r + ov_x;
329 for (int x = ov_w; x--; )
331 text_t t = *t1; *t1++ = *t2; *t2++ = t;
332 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, THIS->fontset [GET_STYLE (r)]->find_font (t));
338 void overlay::set (int x, int y, SV *text, SV *rend)
343 if (!IN_RANGE_EXC (y, 0, h - border))
346 wchar_t *wtext = sv2wcs (text);
348 for (int col = min (wcslen (wtext), w - x - border); col--; )
349 this->text [y][x + col] = wtext [col];
355 if (!SvROK (rend) || SvTYPE (SvRV (rend)) != SVt_PVAV)
356 croak ("rend must be arrayref");
358 AV *av = (AV *)SvRV (rend);
360 for (int col = min (av_len (av) + 1, w - x - border); col--; )
361 this->rend [y][x + col] = SvIV (*av_fetch (av, col, 1));
364 THIS->want_refresh = 1;
368 /////////////////////////////////////////////////////////////////////////////
370 struct rxvt_perl_interp rxvt_perl;
372 static PerlInterpreter *perl;
374 rxvt_perl_interp::rxvt_perl_interp ()
378 rxvt_perl_interp::~rxvt_perl_interp ()
382 perl_destruct (perl);
388 rxvt_perl_interp::init ()
394 "-edo '" LIBDIR "/urxvt.pm' or ($@ and die $@) or exit 1",
397 perl = perl_alloc ();
398 perl_construct (perl);
400 if (perl_parse (perl, xs_init, 2, argv, (char **)NULL)
403 rxvt_warn ("unable to initialize perl-interpreter, continuing without.\n");
405 perl_destruct (perl);
413 rxvt_perl_interp::invoke (rxvt_term *term, hook_type htype, ...)
418 if (htype == HOOK_INIT) // first hook ever called
420 term->self = (void *)newSVptr ((void *)term, "urxvt::term");
421 hv_store ((HV *)SvRV ((SV *)term->self), "_overlay", 8, newRV_noinc ((SV *)newHV ()), 0);
423 else if (!term->self)
424 return false; // perl not initialized for this instance
425 else if (htype == HOOK_DESTROY)
429 else if (htype == HOOK_REFRESH_BEGIN || htype == HOOK_REFRESH_END)
431 HV *hv = (HV *)SvRV (*hv_fetch ((HV *)SvRV ((SV *)term->self), "_overlay", 8, 0));
437 while (HE *he = hv_iternext (hv))
438 ((overlay *)SvIV (hv_iterval (hv, he)))->swap ();
441 else if (!should_invoke [htype])
447 va_start (ap, htype);
454 XPUSHs (sv_2mortal (newSVterm (term)));
455 XPUSHs (sv_2mortal (newSViv (htype)));
458 data_type dt = (data_type)va_arg (ap, int);
463 XPUSHs (sv_2mortal (newSViv (va_arg (ap, int))));
467 XPUSHs (sv_2mortal (newSViv (va_arg (ap, long))));
471 XPUSHs (sv_2mortal (newSVpv (va_arg (ap, char *), 0)));
476 unicode_t *ustr = va_arg (ap, unicode_t *);
477 int ulen = va_arg (ap, int);
478 wchar_t *wstr = new wchar_t [ulen];
480 for (int i = ulen; i--; )
483 XPUSHs (sv_2mortal (wcs2sv (wstr, ulen)));
493 int count = call_pv ("urxvt::invoke", G_ARRAY | G_EVAL);
499 count = SvTRUE (status);
507 rxvt_warn ("perl hook %d evaluation error: %s", htype, SvPV_nolen (ERRSV));
509 if (htype == HOOK_DESTROY)
511 clearSVptr ((SV *)term->self);
512 SvREFCNT_dec ((SV *)term->self);
519 rxvt_fatal ("FATAL: unable to pass data type %d\n", dt);
524 /////////////////////////////////////////////////////////////////////////////
526 MODULE = urxvt PACKAGE = urxvt
532 # define export_const(name) newCONSTSUB (gv_stashpv ("urxvt", 1), # name, newSViv (name));
533 AV *hookname = get_av ("urxvt::HOOKNAME", 1);
534 # define def(sym) av_store (hookname, HOOK_ ## sym, newSVpv (# sym, 0));
535 # include "hookinc.h"
538 export_const (DEFAULT_RSTYLE);
539 export_const (OVERLAY_RSTYLE);
540 export_const (RS_Bold);
541 export_const (RS_Italic);
542 export_const (RS_Blink);
543 export_const (RS_RVid);
544 export_const (RS_Uline);
546 sv_setpv (get_sv ("urxvt::LIBDIR", 1), LIBDIR);
550 set_should_invoke (int htype, int value)
552 rxvt_perl.should_invoke [htype] = value;
555 warn (const char *msg)
557 rxvt_warn ("%s", msg);
560 fatal (const char *msg)
562 rxvt_fatal ("%s", msg);
572 GET_BASEFG (int rend)
574 RETVAL = GET_BASEFG (rend);
579 GET_BASEBG (int rend)
581 RETVAL = GET_BASEBG (rend);
586 SET_FGCOLOR (int rend, int new_color)
588 RETVAL = SET_FGCOLOR (rend, new_color);
593 SET_BGCOLOR (int rend, int new_color)
595 RETVAL = SET_BGCOLOR (rend, new_color);
600 GET_CUSTOM (int rend)
602 RETVAL = (rend && RS_customMask) >> RS_customShift;
607 SET_CUSTOM (int rend, int new_value)
610 if (!IN_RANGE_EXC (new_value, 0, RS_customCount))
611 croak ("custom value out of range, must be 0..%d", RS_customCount - 1);
613 RETVAL = (rend & ~RS_customMask)
614 | ((new_value << RS_customShift) & RS_customMask);
619 MODULE = urxvt PACKAGE = urxvt::term
622 rxvt_term::strwidth (SV *str)
625 wchar_t *wstr = sv2wcs (str);
627 rxvt_push_locale (THIS->locale);
628 RETVAL = wcswidth (wstr, wcslen (wstr));
637 rxvt_term::locale_encode (SV *str)
640 wchar_t *wstr = sv2wcs (str);
642 rxvt_push_locale (THIS->locale);
643 char *mbstr = rxvt_wcstombs (wstr);
648 RETVAL = newSVpv (mbstr, 0);
655 rxvt_term::locale_decode (SV *octets)
659 char *data = SvPVbyte (octets, len);
661 rxvt_push_locale (THIS->locale);
662 wchar_t *wstr = rxvt_mbstowcs (data, len);
665 RETVAL = wcs2sv (wstr);
671 # very portable, especially on objects as opposed to pods
672 #define TERM_OFFSET(sym) (((char *)&((TermWin_t *)0)->sym) - (char *)(TermWin_t *)0)
674 #define TERM_OFFSET_width TERM_OFFSET(width)
675 #define TERM_OFFSET_height TERM_OFFSET(height)
676 #define TERM_OFFSET_fwidth TERM_OFFSET(fwidth)
677 #define TERM_OFFSET_fheight TERM_OFFSET(fheight)
678 #define TERM_OFFSET_fbase TERM_OFFSET(fbase)
679 #define TERM_OFFSET_nrow TERM_OFFSET(nrow)
680 #define TERM_OFFSET_ncol TERM_OFFSET(ncol)
681 #define TERM_OFFSET_focus TERM_OFFSET(focus)
682 #define TERM_OFFSET_mapped TERM_OFFSET(mapped)
683 #define TERM_OFFSET_saveLines TERM_OFFSET(saveLines)
684 #define TERM_OFFSET_total_rows TERM_OFFSET(total_rows)
685 #define TERM_OFFSET_nsaved TERM_OFFSET(nsaved)
690 width = TERM_OFFSET_width
691 height = TERM_OFFSET_height
692 fwidth = TERM_OFFSET_fwidth
693 fheight = TERM_OFFSET_fheight
694 fbase = TERM_OFFSET_fbase
695 nrow = TERM_OFFSET_nrow
696 ncol = TERM_OFFSET_ncol
697 focus = TERM_OFFSET_focus
698 mapped = TERM_OFFSET_mapped
699 saveLines = TERM_OFFSET_saveLines
700 total_rows = TERM_OFFSET_total_rows
701 nsaved = TERM_OFFSET_nsaved
703 RETVAL = *(int *)((char *)THIS + ix);
708 rxvt_term::rstyle (U32 new_rstyle = THIS->rstyle)
711 RETVAL = THIS->rstyle;
712 THIS->rstyle = new_rstyle;
718 rxvt_term::view_start (int newval = -1)
721 RETVAL = THIS->view_start;
725 THIS->view_start = min (newval, THIS->nsaved);
726 THIS->scr_changeview (RETVAL);
733 rxvt_term::want_refresh ()
735 THIS->want_refresh = 1;
738 rxvt_term::ROW_t (int row_number, SV *new_text = 0, int start_col = 0)
741 if (!IN_RANGE_EXC (row_number, -THIS->nsaved, THIS->nrow))
744 line_t &l = ROW(row_number);
746 if (GIMME_V != G_VOID)
748 wchar_t *wstr = new wchar_t [THIS->ncol];
750 for (int col = 0; col <THIS->ncol; col++)
751 wstr [col] = l.t [col];
753 XPUSHs (sv_2mortal (wcs2sv (wstr)));
760 wchar_t *wstr = sv2wcs (new_text);
762 int len = wcslen (wstr);
764 if (!IN_RANGE_INC (start_col, 0, THIS->ncol - len))
767 croak ("new_text extends beyond horizontal margins");
770 for (int col = start_col; col < start_col + len; col++)
772 l.t [col] = wstr [col - start_col];
773 l.r [col] = SET_FONT (l.r [col], THIS->fontset [GET_STYLE (l.r [col])]->find_font (l.t [col]));
781 rxvt_term::ROW_r (int row_number, SV *new_rend = 0, int start_col = 0)
784 if (!IN_RANGE_EXC (row_number, -THIS->nsaved, THIS->nrow))
787 line_t &l = ROW(row_number);
789 if (GIMME_V != G_VOID)
793 av_extend (av, THIS->ncol - 1);
794 for (int col = 0; col < THIS->ncol; col++)
795 av_store (av, col, newSViv (l.r [col]));
797 XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
802 if (!SvROK (new_rend) || SvTYPE (SvRV (new_rend)) != SVt_PVAV)
803 croak ("new_rend must be arrayref");
805 AV *av = (AV *)SvRV (new_rend);
806 int len = av_len (av) + 1;
808 if (!IN_RANGE_INC (start_col, 0, THIS->ncol - len))
809 croak ("new_rend array extends beyond horizontal margins");
811 for (int col = start_col; col < start_col + len; col++)
813 rend_t r = SvIV (*av_fetch (av, col - start_col, 1)) & ~RS_fontMask;
815 l.r [col] = SET_FONT (r, THIS->fontset [GET_STYLE (r)]->find_font (l.t [col]));
821 rxvt_term::ROW_l (int row_number, int new_length = -2)
824 if (!IN_RANGE_EXC (row_number, -THIS->nsaved, THIS->nrow))
827 line_t &l = ROW(row_number);
828 RETVAL = l.l < 0 ? THIS->ncol : l.l;
830 if (new_length >= -1)
837 rxvt_term::ROW_is_longer (int row_number)
840 if (!IN_RANGE_EXC (row_number, -THIS->nsaved, THIS->nrow))
843 line_t &l = ROW(row_number);
850 rxvt_term::special_encode (SV *str)
855 rxvt_term::special_decode (SV *str)
860 rxvt_term::_resource (char *name, int index, SV *newval = 0)
863 struct resval { const char *name; int value; } rslist [] = {
864 # define def(name) { # name, Rs_ ## name },
865 # define reserve(name,count)
871 struct resval *rs = rslist + sizeof (rslist) / sizeof (rslist [0]);
875 croak ("no such resource '%s', requested", name);
876 } while (strcmp (name, rs->name));
880 if (!IN_RANGE_EXC (index, 0, NUM_RESOURCES))
881 croak ("requested out-of-bound resource %s+%d,", name, index - rs->value);
883 if (GIMME_V != G_VOID)
884 XPUSHs (THIS->rs [index] ? sv_2mortal (newSVpv (THIS->rs [index], 0)) : &PL_sv_undef);
890 char *str = strdup (SvPVbyte_nolen (newval));
891 THIS->rs [index] = str;
892 THIS->allocated.push_back (str);
895 THIS->rs [index] = 0;
909 row_col_t &rc = ix == 0 ? THIS->screen.cur
910 : ix == 1 ? THIS->selection.beg
911 : ix == 2 ? THIS->selection.end
912 : THIS->selection.mark;
914 if (GIMME_V != G_VOID)
917 PUSHs (sv_2mortal (newSViv (rc.row)));
918 PUSHs (sv_2mortal (newSViv (rc.col)));
923 rc.row = clamp (SvIV (ST (1)), -THIS->nsaved, THIS->nrow - 1);
924 rc.col = clamp (SvIV (ST (2)), 0, THIS->ncol - 1);
927 THIS->want_refresh = 1;
932 rxvt_term::selection_grab (int eventtime = CurrentTime)
935 rxvt_term::selection (SV *newtext = 0)
938 if (GIMME_V != G_VOID)
939 XPUSHs (sv_2mortal (wcs2sv (THIS->selection.text, THIS->selection.len)));
943 free (THIS->selection.text);
945 THIS->selection.text = sv2wcs (newtext);
946 THIS->selection.len = wcslen (THIS->selection.text);
951 rxvt_term::scr_add_lines (SV *string)
954 wchar_t *wstr = sv2wcs (string);
955 int wlen = wcslen (wstr);
956 unicode_t *ustr = new unicode_t [wlen];
959 for (int i = wlen; i--; )
962 nlines += ustr [i] == '\012';
965 THIS->scr_add_lines (ustr, nlines, wlen);
972 rxvt_term::tt_write (SV *octets)
975 char *str = SvPVbyte (octets, len);
980 rxvt_term::overlay (int x, int y, int w, int h, int rstyle = OVERLAY_RSTYLE, int border = 2)
983 overlay *o = new overlay (THIS, x, y, w, h, rstyle, border);
984 RETVAL = newSVptr ((void *)o, "urxvt::overlay");
985 o->self = (HV *)SvRV (RETVAL);
990 MODULE = urxvt PACKAGE = urxvt::overlay
993 overlay::set (int x, int y, SV *text, SV *rend = 0)
1004 MODULE = urxvt PACKAGE = urxvt::timer
1009 timer *w = new timer;
1011 RETVAL = newSVptr ((void *)w, "urxvt::timer");
1012 w->self = (HV *)SvRV (RETVAL);
1032 timer::interval (NV interval)
1034 THIS->interval = interval;
1040 timer::set (NV tstamp)
1048 timer::start (NV tstamp = THIS->at)
1050 THIS->start (tstamp);
1066 MODULE = urxvt PACKAGE = urxvt::iow
1072 RETVAL = newSVptr ((void *)w, "urxvt::iow");
1073 w->self = (HV *)SvRV (RETVAL);
1094 iow::events (short events)
1096 THIS->events = events;