1 /*----------------------------------------------------------------------*
3 *----------------------------------------------------------------------*
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>
13 * - X11 mouse report mode and support for
14 * DEC "private mode" save/restore functions.
15 * Copyright (c) 1995 Jakub Jelinek <jj@gnu.ai.mit.edu>
16 * - key-related changes to handle Shift+function
18 * Copyright (c) 1997 MJ Olesen <olesen@me.queensu.ca>
19 * - extensive modifications
20 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
21 * - modification and cleanups for Solaris 2.x
23 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
24 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
25 * - extensive modifications
26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
27 * Copyright (c) 2001 Marius Gedminas
28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
31 * Copyright (c) 2007 Emanuele Giaquinta <e.giaquinta@glauco.it>
33 * This program is free software; you can redistribute it and/or modify
34 * it under the terms of the GNU General Public License as published by
35 * the Free Software Foundation; either version 2 of the License, or
36 * (at your option) any later version.
38 * This program is distributed in the hope that it will be useful,
39 * but WITHOUT ANY WARRANTY; without even the implied warranty of
40 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
41 * GNU General Public License for more details.
43 * You should have received a copy of the GNU General Public License
44 * along with this program; if not, write to the Free Software
45 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
46 *----------------------------------------------------------------------*/
49 #include "../config.h"
55 #ifdef KEYSYM_RESOURCE
56 # include "keyboard.h"
65 /*----------------------------------------------------------------------*/
67 #define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
69 #if ENABLE_FRILLS || ISO_14755
71 #define ISO_14755_STARTED 0x80000000UL
72 #define ISO_14755_51 0x40000000UL // basic (section 5.1)
73 #define ISO_14755_52 0x20000000UL // keycap (section 5.2)
74 #define ISO_14755_54 0x10000000UL // code feedback (section 5.4)
75 #define ISO_14755_MASK 0x0fffffffUL
78 static unsigned short iso14755_symtab[] = {
95 XK_ISO_Left_Tab, 0x21e6,
99 XK_Shift_Lock, 0x21eb,
101 XK_Caps_Lock, 0x21ec,
103 XK_ISO_Level3_Shift, 0x21ee,
104 XK_ISO_Level3_Lock, 0x21ef,
105 XK_ISO_Group_Lock, 0x21f0,
113 XK_BackSpace, 0x232b,
115 XK_Control_L, 0x2388,
116 XK_Control_R, 0x2388,
129 XK_KP_Insert, 0x2380,
130 XK_KP_Delete, 0x2326,
137 rxvt_term::iso14755_54 (int x, int y)
142 if (!IN_RANGE_EXC (x, 0, ncol)
143 || !IN_RANGE_EXC (y, 0, nrow))
148 const line_t &l = ROW(y + view_start);
152 if (t != NOCHAR || !x)
154 iso14755_51 (l.t[x], l.r[x], x, y);
155 iso14755buf = ISO_14755_54;
164 rxvt_term::iso14755_51 (unicode_t ch, rend_t r, int x, int y)
166 rxvt_fontset *fs = FONTSET (r);
167 rxvt_font *f = (*fs)[fs->find_font (ch)];
168 wchar_t *chr, *alloc, ch2, *fname;
171 fname = rxvt_utf8towcs (f->name);
173 # if ENABLE_COMBINING
176 len = rxvt_composite.expand (ch, 0);
177 alloc = chr = new wchar_t[len];
178 rxvt_composite.expand (ch, chr);
190 char attr[80]; // plenty
192 sprintf (attr, "%08x = fg %d bg %d%s%s%s%s%s%s",
194 fgcolor_of (r), bgcolor_of (r),
195 r & RS_Bold ? " bold" : "",
196 r & RS_Italic ? " italic" : "",
197 r & RS_Blink ? " blink" : "",
198 r & RS_RVid ? " rvid" : "",
199 r & RS_Uline ? " uline" : "",
200 r & RS_Careful ? " careful" : "");
202 int width = wcswidth (fname, wcslen (fname));
204 max_it (width, 8+5); // for char + hex
205 max_it (width, strlen (attr));
209 y = (y >= nrow - len - 4 && x < width + 2) ? 0 : -1;
213 scr_overlay_new (x, y, width, len + 2);
215 r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
217 for (int y = 0; y < len; y++)
223 sprintf (buf, "%8x", ch);
224 scr_overlay_set (0, y, buf);
225 scr_overlay_set (9, y, '=');
230 scr_overlay_set (11, y, ch, r);
232 if (WCWIDTH (ch) >= 2)
233 scr_overlay_set (12, y, NOCHAR, r);
237 // char buf[4+4+3+1];
238 // snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
239 // scr_overlay_set (0, 0, buf);
241 scr_overlay_set (0, len , attr);
242 scr_overlay_set (0, len + 1, fname);
246 # if ENABLE_COMBINING
254 rxvt_term::commit_iso14755 ()
258 ch[0] = iso14755buf & ISO_14755_MASK;
261 if (iso14755buf & ISO_14755_51)
266 // allow verbatim 0-bytes and control-bytes to be entered
268 len = wcstombs (mb, ch, 16);
285 rxvt_term::hex_keyval (XKeyEvent &ev)
287 // check wether this event corresponds to a hex digit
288 // if the modifiers had not been pressed.
289 for (int index = 0; index < 8; index++)
291 KeySym k = XLookupKeysym (&ev, index);
293 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
294 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
295 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
296 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
304 rxvt_term::key_press (XKeyEvent &ev)
306 int ctrl, meta, shft, len;
312 if (iso14755buf & ISO_14755_52)
317 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
318 * escape sequence to toggle the Keypad.
320 * Always permit `shift' to override the current setting
322 shft = ev.state & ShiftMask;
323 ctrl = ev.state & ControlMask;
324 meta = ev.state & ModMetaMask;
326 if (numlock_state || (ev.state & ModNumLockMask))
328 numlock_state = (ev.state & ModNumLockMask);
329 PrivMode ((!numlock_state), PrivMode_aplKP);
337 Status status_return;
340 #ifdef X_HAVE_UTF8_STRING
341 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
342 len = Xutf8LookupString (Input_Context, &ev, kbuf,
343 KBUFSZ, &keysym, &status_return);
348 wchar_t wkbuf[KBUFSZ + 1];
350 // the XOpenIM manpage lies about hardcoding the locale
351 // at the point of XOpenIM, so temporarily switch locales
353 SET_LOCALE (rs[Rs_imLocale]);
355 // assume wchar_t == unicode or better
356 len = XwcLookupString (Input_Context, &ev, wkbuf,
357 KBUFSZ, &keysym, &status_return);
362 if (status_return == XLookupChars
363 || status_return == XLookupBoth)
365 /* make sure the user can type ctrl-@, i.e. NUL */
366 if (len == 1 && *wkbuf == 0)
374 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
383 valid_keysym = status_return == XLookupKeySym
384 || status_return == XLookupBoth;
389 len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
390 valid_keysym = keysym != NoSymbol;
395 #ifdef KEYSYM_RESOURCE
396 if (keyboard->dispatch (this, keysym, ev.state))
402 #ifdef UNSHIFTED_SCROLLKEYS
410 #ifdef PAGING_CONTEXT_LINES
411 lnsppg = nrow - PAGING_CONTEXT_LINES;
413 lnsppg = nrow * 4 / 5;
415 if (keysym == XK_Prior)
417 scr_page (UP, lnsppg);
420 else if (keysym == XK_Next)
422 scr_page (DN, lnsppg);
426 #ifdef SCROLL_ON_UPDOWN_KEYS
434 else if (keysym == XK_Down)
441 #ifdef SCROLL_ON_HOMEEND_KEYS
444 if (keysym == XK_Home)
449 else if (keysym == XK_End)
460 /* Shift + F1 - F10 generates F11 - F20 */
461 if (keysym >= XK_F1 && keysym <= XK_F10)
463 keysym += (XK_F11 - XK_F1);
464 shft = 0; /* turn off Shift */
466 else if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
470 /* normal XTerm key bindings */
471 case XK_Insert: /* Shift+Insert = paste mouse selection */
472 selection_request (ev.time);
476 case XK_KP_Add: /* Shift+KP_Add = bigger font */
477 change_font (FONT_UP);
479 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
480 change_font (FONT_DN);
487 #if ENABLE_FRILLS || ISO_14755
493 if (iso14755buf & ISO_14755_51
494 && (keysym == XK_space || keysym == XK_KP_Space
495 || keysym == XK_Return || keysym == XK_KP_Enter))
498 iso14755buf = ISO_14755_51;
504 else if (keysym == XK_BackSpace)
506 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
508 iso14755_51 (iso14755buf & ISO_14755_MASK);
512 else if ((hv = hex_keyval (ev)) >= 0)
514 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
517 iso14755_51 (iso14755buf & ISO_14755_MASK);
529 else if ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
530 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R)))
531 if (!(iso14755buf & ISO_14755_STARTED))
533 iso14755buf |= ISO_14755_STARTED;
535 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
536 scr_overlay_set (0, 0, "ISO 14755 mode");
542 if (keysym == XK_Print)
544 scr_printscreen (ctrl | shft);
549 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
551 bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
552 unsigned int newlen = 1;
554 static const KeySym keypadtrans[] = {
555 XK_KP_7, // XK_KP_Home
556 XK_KP_4, // XK_KP_Left
558 XK_KP_6, // XK_KP_Right
559 XK_KP_2, // XK_KP_Down
560 #ifndef UNSHIFTED_SCROLLKEYS
561 XK_KP_9, // XK_KP_Prior
562 XK_KP_3, // XK_KP_Next
567 XK_KP_1, // XK_KP_End
568 XK_KP_5, // XK_KP_Begin
571 if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
573 unsigned int index = keysym - XK_KP_Home;
574 keysym = kp ? keypadtrans[index] : XK_Home + index;
576 else if (keysym == XK_KP_Insert)
577 keysym = kp ? XK_KP_0 : XK_Insert;
578 #ifndef NO_DELETE_KEY
579 else if (keysym == XK_KP_Delete)
580 keysym = kp ? XK_KP_Decimal : XK_Delete;
585 #ifndef NO_BACKSPACE_KEY
587 if (priv_modes & PrivMode_HaveBackSpace)
589 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
590 ^ !!ctrl) ? '\b' : '\177';
594 strcpy (kbuf, rs[Rs_backspace_key]);
597 #ifndef NO_DELETE_KEY
599 strcpy (kbuf, rs[Rs_delete_key]);
604 strcpy (kbuf, "\033[Z");
607 #ifdef CTRL_TAB_MAKES_META
611 #ifdef MOD4_TAB_MAKES_META
612 if (ev.state & Mod4Mask)
619 case XK_Up: /* "\033[A" */
620 case XK_Down: /* "\033[B" */
621 case XK_Right: /* "\033[C" */
622 case XK_Left: /* "\033[D" */
623 strcpy (kbuf, "\033[Z");
624 kbuf[2] = "DACB"[keysym - XK_Left];
627 kbuf[2] = "dacb"[keysym - XK_Left];
631 kbuf[2] = "dacb"[keysym - XK_Left];
633 else if (priv_modes & PrivMode_aplCUR)
637 #ifndef UNSHIFTED_SCROLLKEYS
639 strcpy (kbuf, "\033[5~");
642 strcpy (kbuf, "\033[6~");
646 /* allow shift to override */
649 strcpy (kbuf, "\033OM");
656 if (priv_modes & PrivMode_LFNL)
669 case XK_KP_F1: /* "\033OP" */
670 case XK_KP_F2: /* "\033OQ" */
671 case XK_KP_F3: /* "\033OR" */
672 case XK_KP_F4: /* "\033OS" */
673 strcpy (kbuf, "\033OP");
674 kbuf[2] += (keysym - XK_KP_F1);
677 case XK_KP_Multiply: /* "\033Oj" : "*" */
678 case XK_KP_Add: /* "\033Ok" : "+" */
679 case XK_KP_Separator: /* "\033Ol" : "," */
680 case XK_KP_Subtract: /* "\033Om" : "-" */
681 case XK_KP_Decimal: /* "\033On" : "." */
682 case XK_KP_Divide: /* "\033Oo" : "/" */
683 case XK_KP_0: /* "\033Op" : "0" */
684 case XK_KP_1: /* "\033Oq" : "1" */
685 case XK_KP_2: /* "\033Or" : "2" */
686 case XK_KP_3: /* "\033Os" : "3" */
687 case XK_KP_4: /* "\033Ot" : "4" */
688 case XK_KP_5: /* "\033Ou" : "5" */
689 case XK_KP_6: /* "\033Ov" : "6" */
690 case XK_KP_7: /* "\033Ow" : "7" */
691 case XK_KP_8: /* "\033Ox" : "8" */
692 case XK_KP_9: /* "\033Oy" : "9" */
693 /* allow shift to override */
696 strcpy (kbuf, "\033Oj");
697 kbuf[2] += (keysym - XK_KP_Multiply);
701 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
707 strcpy (kbuf, "\033[1~");
711 strcpy (kbuf, "\033[2~");
713 #ifdef DXK_Remove /* support for DEC remove like key */
718 strcpy (kbuf, "\033[3~");
721 strcpy (kbuf, "\033[4~");
724 strcpy (kbuf, KS_END);
727 strcpy (kbuf, KS_HOME);
730 #define FKEY(n, fkey) \
731 sprintf ((char *)kbuf,"\033[%2d~", (int) ((n) + (keysym - fkey)))
733 case XK_F1: /* "\033[11~" */
734 case XK_F2: /* "\033[12~" */
735 case XK_F3: /* "\033[13~" */
736 case XK_F4: /* "\033[14~" */
737 case XK_F5: /* "\033[15~" */
740 case XK_F6: /* "\033[17~" */
741 case XK_F7: /* "\033[18~" */
742 case XK_F8: /* "\033[19~" */
743 case XK_F9: /* "\033[20~" */
744 case XK_F10: /* "\033[21~" */
747 case XK_F11: /* "\033[23~" */
748 case XK_F12: /* "\033[24~" */
749 case XK_F13: /* "\033[25~" */
750 case XK_F14: /* "\033[26~" */
753 case XK_F15: /* "\033[28~" */
754 case XK_F16: /* "\033[29~" */
757 case XK_Help: /* "\033[28~" */
760 case XK_Menu: /* "\033[29~" */
763 case XK_F17: /* "\033[31~" */
764 case XK_F18: /* "\033[32~" */
765 case XK_F19: /* "\033[33~" */
766 case XK_F20: /* "\033[34~" */
767 case XK_F21: /* "\033[35~" */
768 case XK_F22: /* "\033[36~" */
769 case XK_F23: /* "\033[37~" */
770 case XK_F24: /* "\033[38~" */
771 case XK_F25: /* "\033[39~" */
772 case XK_F26: /* "\033[40~" */
773 case XK_F27: /* "\033[41~" */
774 case XK_F28: /* "\033[42~" */
775 case XK_F29: /* "\033[43~" */
776 case XK_F30: /* "\033[44~" */
777 case XK_F31: /* "\033[45~" */
778 case XK_F32: /* "\033[46~" */
779 case XK_F33: /* "\033[47~" */
780 case XK_F34: /* "\033[48~" */
781 case XK_F35: /* "\033[49~" */
794 * Pass meta for all function keys, if 'meta' option set
797 if (meta && (meta_char == 0x80) && len > 0)
798 kbuf[len - 1] |= 0x80;
802 else if (ctrl && keysym == XK_minus)
805 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
807 else if (keysym == XK_ISO_Left_Tab)
809 strcpy (kbuf, "\033[Z");
816 if (meta && (meta_char == 0x80))
820 for (ch = kbuf; ch < kbuf + len; ch++)
830 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
834 return; /* not mapped */
836 if (option (Opt_scrollTtyKeypress))
844 * these modifications only affect the static keybuffer
845 * pass Shift/Control indicators for function keys ending with `~'
849 * Shift+Prior = "ESC[5$"
850 * Ctrl+Prior = "ESC[5^"
851 * Ctrl+Shift+Prior = "ESC[5@"
852 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
854 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
855 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
860 && meta_char == C0_ESC
864 const char ch = C0_ESC;
868 tt_write (kbuf, (unsigned int)len);
872 rxvt_term::key_release (XKeyEvent &ev)
874 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
877 keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
880 #if ENABLE_FRILLS || ISO_14755
883 if (iso14755buf & ISO_14755_52)
889 // iso14755 part 5.2 handling: release time
891 if ((ev.state & ControlMask)
892 && ((keysym >= 0x40 && keysym <= 0x5f)
893 || (keysym >= 0x61 && keysym <= 0x7f)))
895 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
901 for (unsigned short *i = iso14755_symtab; i[0]; i+= 2)
904 iso14755buf = ISO_14755_51 | i[1];
916 else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
921 if (iso14755buf & ISO_14755_51)
924 else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
926 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
928 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
929 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
937 if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
940 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
941 if (!(ev.state & ControlMask))
942 slip_wheel_ev.stop ();
943 else if (keysym == XK_Control_L || keysym == XK_Control_R)
944 mouse_slip_wheel_speed = 0;
948 #if defined (KEYSYM_RESOURCE)
950 rxvt_term::cmd_write (const char *str, unsigned int count)
954 n = cmdbuf_ptr - cmdbuf_base;
955 s = cmdbuf_base + CBUFSIZ - 1 - cmdbuf_endp;
957 if (n > 0 && s < count)
959 memmove (cmdbuf_base, cmdbuf_ptr,
960 (unsigned int) (cmdbuf_endp - cmdbuf_ptr));
961 cmdbuf_ptr = cmdbuf_base;
968 rxvt_warn ("data loss: cmd_write too large, continuing.\n");
973 *cmdbuf_endp++ = *str++;
986 #ifdef HAVE_BG_PIXMAP
987 if (bgPixmap.check_clearChanged ())
989 // scr_clear (true); This needs to be researched further!
996 if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
998 int row = view_start;
999 int end_row = row + nrow;
1001 while (row > top_row && ROW (row - 1).is_longer ())
1006 int start_row = row;
1013 if (!(l->f & LINE_FILTERED))
1015 // line not filtered, mark it as filtered
1016 l->f |= LINE_FILTERED;
1017 while (l->is_longer ())
1020 l->f |= LINE_FILTERED;
1024 HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
1029 while (l->is_longer () && row < end_row);
1031 while (row < end_row);
1044 /* checks wether a refresh is requested and starts the refresh timer */
1046 rxvt_term::refresh_check ()
1048 if (want_refresh && !flush_ev.is_active ())
1049 flush_ev.start (1. / 60.); // refresh at max. 60 Hz normally
1055 rxvt_term::flush_cb (ev::timer &w, int revents)
1065 rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
1067 hidden_cursor = !hidden_cursor;
1075 rxvt_term::text_blink_cb (ev::timer &w, int revents)
1077 if (scr_refresh_rend (RS_Blink, RS_Blink))
1079 hidden_text = !hidden_text;
1088 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1090 rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
1092 if ((scrollBar.state == STATE_UP || scrollBar.state == STATE_DOWN)
1093 && scr_page (scrollBar.state == STATE_UP ? UP : DN, 1))
1103 #ifdef SELECTION_SCROLLING
1105 rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
1107 if (scr_page (scroll_selection_dir, scroll_selection_lines))
1109 selection_extend (selection_save_x, selection_save_y, selection_save_state);
1118 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1120 rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
1122 if (scr_changeview (view_start - mouse_slip_wheel_speed))
1128 if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
1130 mouse_slip_wheel_speed = 0;
1136 #if LINUX_YIELD_HACK
1137 static struct event_handler
1139 ev::prepare yield_ev;
1141 void yield_cb (ev::prepare &w, int revents)
1143 // this should really be sched_yield(), but the linux guys thought
1144 // that giving a process calling sched_yield () less cpu time than
1145 // ones with high nice levels is a useful thing to do. It surely is is
1146 // allowed by the sus... as is returning ENOSYS.
1148 struct timespec ts = { 0, 0 };
1155 : yield_ev (this, &event_handler::yield_cb)
1162 rxvt_term::pty_fill ()
1164 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
1168 rxvt_warn ("PLEASE REPORT: pty_fill on full buffer, draining input, continuing.\n");
1172 memmove (cmdbuf_base, cmdbuf_ptr, n);
1173 cmdbuf_ptr = cmdbuf_base;
1174 cmdbuf_endp = cmdbuf_ptr + n;
1176 ssize_t r = read (pty->pty, cmdbuf_endp, CBUFSIZ - n);
1183 else if (r < 0 && (errno == EAGAIN || errno == EINTR))
1185 #if LINUX_YIELD_HACK
1186 if (display->is_local)
1187 event_handler.yield_ev.start ();
1194 if (!option (Opt_hold))
1202 rxvt_term::pty_cb (ev::io &w, int revents)
1206 if (revents & ev::READ)
1207 // loop, but don't allow a single term to monopolize us
1212 if (revents & ev::WRITE)
1219 rxvt_term::pointer_unblank ()
1221 XDefineCursor (dpy, vt, TermWin_cursor);
1224 #ifdef POINTER_BLANK
1227 if (option (Opt_pointerBlank))
1228 pointer_ev.start (pointerBlankDelay);
1232 #ifdef POINTER_BLANK
1234 rxvt_term::pointer_blank ()
1236 if (!option (Opt_pointerBlank))
1239 XDefineCursor (dpy, vt, display->blank_cursor);
1246 rxvt_term::pointer_cb (ev::timer &w, int revents)
1255 rxvt_term::mouse_report (XButtonEvent &ev)
1257 int button_number, key_state = 0;
1261 x = Pixel2Col (ev.x);
1262 y = Pixel2Row (ev.y);
1263 if (ev.type == MotionNotify)
1265 if (x == mouse_row && y == mouse_col)
1272 if (MEvent.button == AnyButton)
1276 button_number = MEvent.button - Button1;
1277 /* add 0x3D for wheel events, like xterm does */
1278 if (button_number >= 3)
1279 button_number += (64 - 3);
1282 if (priv_modes & PrivMode_MouseX10)
1285 * do not report ButtonRelease
1286 * no state info allowed
1289 if (button_number == 3)
1294 /* XTerm mouse reporting needs these values:
1298 * plus will add in our own Double-Click reporting
1301 key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
1302 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1303 + ((MEvent.state & ControlMask) ? 16 : 0);
1304 #ifdef MOUSE_REPORT_DOUBLECLICK
1305 key_state += ((MEvent.clicks > 1) ? 32 : 0);
1309 #if DEBUG_MOUSEREPORT
1310 fprintf (stderr, "Mouse [");
1312 fputc ('C', stderr);
1314 fputc ('S', stderr);
1316 fputc ('A', stderr);
1318 fputc ('2', stderr);
1319 fprintf (stderr, "]: <%d>, %d/%d\n",
1325 tt_printf ("\033[M%c%c%c",
1326 (code + button_number + key_state),
1331 /*{{{ process an X event */
1333 rxvt_term::x_cb (XEvent &ev)
1337 dLocal (Display *, dpy);
1339 if (ev.xany.window == vt
1340 && SHOULD_INVOKE (HOOK_X_EVENT)
1341 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1344 // for XQueryPointer
1345 Window unused_root, unused_child;
1346 int unused_root_x, unused_root_y;
1347 unsigned int unused_mask;
1352 key_press (ev.xkey);
1356 key_release (ev.xkey);
1360 button_press (ev.xbutton);
1364 button_release (ev.xbutton);
1368 if (ev.xclient.format == 32
1369 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1371 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1373 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1375 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1377 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1381 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1382 XSendEvent (dpy, ev.xclient.window = display->root,
1383 False, SubstructureRedirectMask | SubstructureNotifyMask,
1389 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1391 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1393 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1401 * XXX: this is not the _current_ arrangement
1402 * Here's my conclusion:
1403 * If the window is completely unobscured, use bitblt's
1404 * to scroll. Even then, they're only used when doing partial
1405 * screen scrolling. When partially obscured, we have to fill
1406 * in the GraphicsExpose parts, which means that after each refresh,
1407 * we need to wait for the graphics expose or Noexpose events,
1408 * which ought to make things real slow!
1410 case VisibilityNotify:
1411 switch (ev.xvisibility.state)
1413 case VisibilityUnobscured:
1414 refresh_type = FAST_REFRESH;
1416 case VisibilityPartiallyObscured:
1417 refresh_type = SLOW_REFRESH;
1420 refresh_type = NO_REFRESH;
1426 if (ev.xfocus.detail != NotifyInferior
1427 && ev.xfocus.detail != NotifyPointer
1428 && ev.xfocus.mode != NotifyGrab)
1433 if (ev.xfocus.detail != NotifyInferior
1434 && ev.xfocus.detail != NotifyPointer
1435 && ev.xfocus.mode != NotifyGrab)
1439 case ConfigureNotify:
1440 /*fprintf (stderr, "ConfigureNotify for %X, parent is %X, geom is %dx%d%+d%+d, old geom was %dx%d\n",
1441 ev.xconfigure.window, parent[0], ev.xconfigure.width, ev.xconfigure.height, ev.xconfigure.x, ev.xconfigure.y,
1442 szHint.width, szHint.height);*/
1443 if (ev.xconfigure.window == parent[0])
1445 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1448 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1451 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1455 #ifdef HAVE_BG_PIXMAP
1456 if (bgPixmap.window_position_sensitive ())
1459 update_background ();
1461 bgPixmap.invalidate ();
1466 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1470 case PropertyNotify:
1471 if (!HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END)))
1472 if (ev.xproperty.atom == xa[XA_VT_SELECTION]
1473 && ev.xproperty.state == PropertyNewValue)
1474 selection_property (ev.xproperty.window, ev.xproperty.atom);
1478 case SelectionClear:
1482 case SelectionNotify:
1483 if (selection_wait == Sel_normal)
1484 selection_paste (ev.xselection.requestor, ev.xselection.property, true);
1487 case SelectionRequest:
1488 selection_send (ev.xselectionrequest);
1492 #ifdef HAVE_BG_PIXMAP
1493 /* This is needed spcifically to fix the case of no window manager or a
1494 * non-reparenting window manager. In those cases we never get first
1495 * ConfigureNotify. Also that speeds startup under normal WM, by taking
1496 * care of multiplicity of ConfigureNotify events arriwing while WM does
1498 * We should not render background immidiately, as there could be several
1499 * ConfigureNotify's to follow. Lets take care of all of them in one scoop
1500 * by scheduling background redraw as soon as we can, but giving a short
1501 * bit of time for ConfigureNotifies to arrive.
1502 * We should render background PRIOR to drawing any text, but AFTER all
1503 * of ConfigureNotifys for the best results.
1505 if (bgPixmap.flags & bgPixmap_t::isInvalid)
1506 update_background_ev.start (0.025);
1510 text_blink_ev.start ();
1512 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1518 text_blink_ev.stop ();
1520 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1523 case GraphicsExpose:
1525 if (ev.xany.window == vt)
1529 scr_expose (ev.xexpose.x, ev.xexpose.y,
1530 ev.xexpose.width, ev.xexpose.height, False);
1532 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1534 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1536 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1538 scr_expose (ev.xexpose.x, ev.xexpose.y,
1539 ev.xexpose.width, ev.xexpose.height, False);
1546 XEvent unused_event;
1548 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1550 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1553 if (scrollBar.state && ev.xany.window == scrollBar.win)
1555 scrollBar.state = STATE_IDLE;
1562 #ifdef POINTER_BLANK
1566 if ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1567 || priv_modes & PrivMode_MouseAnyEvent)
1568 mouse_report (ev.xbutton);
1569 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1572 if (ev.xany.window == vt)
1574 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1575 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1577 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1579 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1582 XQueryPointer (dpy, vt,
1583 &unused_root, &unused_child,
1584 &unused_root_x, &unused_root_y,
1585 &ev.xbutton.x, &ev.xbutton.y,
1587 #ifdef MOUSE_THRESHOLD
1588 /* deal with a `jumpy' mouse */
1589 if ((ev.xmotion.time - MEvent.time) > MOUSE_THRESHOLD)
1594 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1596 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1600 selection_extend (ev.xbutton.x, ev.xbutton.y,
1601 ev.xbutton.state & Button3Mask ? 2 : 0);
1603 #ifdef SELECTION_SCROLLING
1604 if (ev.xbutton.y < int_bwidth
1605 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1609 /* don't clobber the current delay if we are
1610 * already in the middle of scrolling.
1612 if (!sel_scroll_ev.is_active ())
1613 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1615 /* save the event params so we can highlight
1616 * the selection in the pending-scroll loop
1618 selection_save_x = ev.xbutton.x;
1619 selection_save_y = ev.xbutton.y;
1620 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1622 /* calc number of lines to scroll */
1623 if (ev.xbutton.y < int_bwidth)
1625 scroll_selection_dir = UP;
1626 dist = int_bwidth - ev.xbutton.y;
1630 scroll_selection_dir = DN;
1631 dist = ev.xbutton.y - (int_bwidth + height);
1634 scroll_selection_lines = Pixel2Height (dist)
1635 / SELECTION_SCROLL_LINE_SPEEDUP
1637 min_it (scroll_selection_lines,
1638 SELECTION_SCROLL_MAX_LINES);
1642 /* we are within the text window, so we
1643 * shouldn't be scrolling
1645 sel_scroll_ev.stop();
1648 #ifdef MOUSE_THRESHOLD
1653 else if (scrollBar.state == STATE_MOTION && ev.xany.window == scrollBar.win)
1655 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1659 XQueryPointer (dpy, scrollBar.win,
1660 &unused_root, &unused_child,
1661 &unused_root_x, &unused_root_y,
1662 &ev.xbutton.x, &ev.xbutton.y,
1664 scr_move_to (scrollbar_position (ev.xbutton.y) - csrO,
1672 #if defined(CURSOR_BLINK)
1673 if (option (Opt_cursorBlink) && ev.type == KeyPress)
1681 cursor_blink_ev.again ();
1685 #if defined(POINTER_BLANK)
1686 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1688 if (ev.type == MotionNotify
1689 || ev.type == ButtonPress
1690 || ev.type == ButtonRelease)
1694 if (ev.type == KeyPress && hidden_pointer == 0)
1703 rxvt_term::focus_in ()
1710 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1713 if (Input_Context != NULL)
1716 XSetICFocus (Input_Context);
1720 if (option (Opt_cursorBlink))
1721 cursor_blink_ev.again ();
1723 #if OFF_FOCUS_FADING
1726 pix_colors = pix_colors_focused;
1731 if (option (Opt_urgentOnBell))
1733 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1735 h->flags &= ~XUrgencyHint;
1736 XSetWMHints (dpy, parent[0], h);
1744 rxvt_term::focus_out ()
1751 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1753 #if ENABLE_FRILLS || ISO_14755
1763 if (Input_Context != NULL)
1764 XUnsetICFocus (Input_Context);
1767 if (option (Opt_cursorBlink))
1768 cursor_blink_ev.stop ();
1772 #if OFF_FOCUS_FADING
1775 pix_colors = pix_colors_unfocused;
1783 rxvt_term::update_fade_color (unsigned int idx)
1785 #if OFF_FOCUS_FADING
1789 pix_colors [Color_fade].get (c);
1790 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1795 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1797 rxvt_term::rootwin_cb (XEvent &ev)
1801 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1802 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1805 # if ENABLE_TRANSPARENCY
1808 case PropertyNotify:
1810 * if user used some Esetroot compatible prog to set the root bg,
1811 * use the property to determine the pixmap. We use it later on.
1813 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1814 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1816 bgPixmap.set_root_pixmap ();
1817 update_background ();
1829 rxvt_term::button_press (XButtonEvent &ev)
1831 int reportmode = 0, clickintime;
1833 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1835 if (!bypass_keystate)
1836 reportmode = !! (priv_modes & PrivMode_mouse_report);
1839 * VT window processing of button press
1841 if (ev.window == vt)
1843 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1848 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1850 iso14755_54 (ev.x, ev.y);
1855 clickintime = ev.time - MEvent.time < MULTICLICK_TIME;
1859 /* mouse report from vt window */
1860 /* save the xbutton state (for ButtonRelease) */
1861 MEvent.state = ev.state;
1862 #ifdef MOUSE_REPORT_DOUBLECLICK
1863 if (ev.button == MEvent.button && clickintime)
1865 /* same button, within alloted time */
1868 if (MEvent.clicks > 1)
1870 /* only report double clicks */
1874 /* don't report the release */
1876 MEvent.button = AnyButton;
1881 /* different button, or time expired */
1883 MEvent.button = ev.button;
1887 MEvent.button = ev.button;
1889 #endif /* MOUSE_REPORT_DOUBLECLICK */
1894 if (ev.button != MEvent.button)
1900 /* allow meta + click to select rectangular areas */
1901 /* should be done in screen.C */
1903 selection.rect = !!(ev.state & ModMetaMask);
1905 selection.rect = false;
1908 /* allow shift+left click to extend selection */
1909 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1911 if (MEvent.button == Button1 && clickintime)
1912 selection_rotate (ev.x, ev.y);
1914 selection_extend (ev.x, ev.y, 1);
1918 if (MEvent.button == Button1 && clickintime)
1923 selection_click (MEvent.clicks, ev.x, ev.y);
1926 MEvent.button = Button1;
1930 if (MEvent.button == Button3 && clickintime)
1931 selection_rotate (ev.x, ev.y);
1933 selection_extend (ev.x, ev.y, 1);
1935 MEvent.button = Button3;
1940 MEvent.time = ev.time;
1945 * Scrollbar window processing of button press
1947 if (scrollBar.state && ev.window == scrollBar.win)
1949 page_dirn direction = NO_DIR;
1951 if (scrollBar.upButton (ev.y))
1952 direction = UP; /* up */
1953 else if (scrollBar.dnButton (ev.y))
1954 direction = DN; /* down */
1956 scrollBar.state = STATE_IDLE;
1958 * Rxvt-style scrollbar:
1959 * move up if mouse is above slider
1960 * move dn if mouse is below slider
1962 * XTerm-style scrollbar:
1963 * Move display proportional to pointer location
1964 * pointer near top -> scroll one line
1965 * pointer near bot -> scroll full page
1967 #ifndef NO_SCROLLBAR_REPORT
1971 * Mouse report disabled scrollbar:
1972 * arrow buttons - send up/down
1973 * click on scrollbar - send pageup/down
1975 if (direction == UP)
1976 tt_printf ("\033[A");
1977 else if (direction == DN)
1978 tt_printf ("\033[B");
1986 tt_printf ("\033[6~");
1989 tt_printf ("\033[5~");
1994 #endif /* NO_SCROLLBAR_REPORT */
1996 if (direction != NO_DIR)
1998 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1999 if (!cont_scroll_ev.is_active ())
2000 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2002 if (scr_page (direction, 1))
2004 if (direction == UP)
2005 scrollBar.state = STATE_UP;
2007 scrollBar.state = STATE_DOWN;
2014 switch (scrollBar.align)
2016 case R_SB_ALIGN_TOP:
2019 case R_SB_ALIGN_CENTRE:
2020 csrO = (scrollBar.bot - scrollBar.top) / 2;
2022 case R_SB_ALIGN_BOTTOM:
2023 csrO = scrollBar.bot - scrollBar.top;
2027 if (scrollBar.style == R_SB_XTERM
2028 || scrollbar_above_slider (ev.y)
2029 || scrollbar_below_slider (ev.y))
2030 scr_move_to (scrollbar_position (ev.y) - csrO, scrollbar_size ());
2032 scrollBar.state = STATE_MOTION;
2036 if (scrollBar.align == R_SB_ALIGN_CENTRE)
2037 csrO = ev.y - scrollBar.top;
2041 if (scrollBar.style != R_SB_XTERM)
2043 if (scrollbar_above_slider (ev.y))
2044 # ifdef RXVT_SCROLL_FULL
2045 scr_page (UP, nrow - 1);
2047 scr_page (UP, nrow / 4);
2049 else if (scrollbar_below_slider (ev.y))
2050 # ifdef RXVT_SCROLL_FULL
2051 scr_page (DN, nrow - 1);
2053 scr_page (DN, nrow / 4);
2056 scrollBar.state = STATE_MOTION;
2060 scr_page ((ev.button == Button1 ? DN : UP),
2062 * scrollbar_position (ev.y)
2063 / scrollbar_size ()));
2075 rxvt_term::button_release (XButtonEvent &ev)
2079 csrO = 0; /* reset csr Offset */
2080 if (!bypass_keystate)
2081 reportmode = !! (priv_modes & PrivMode_mouse_report);
2083 if (scrollBar.state == STATE_UP || scrollBar.state == STATE_DOWN)
2085 scrollBar.state = STATE_IDLE;
2089 #ifdef SELECTION_SCROLLING
2090 sel_scroll_ev.stop();
2093 if (ev.window == vt)
2095 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
2100 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2106 /* mouse report from vt window */
2107 /* don't report release of wheel "buttons" */
2110 #ifdef MOUSE_REPORT_DOUBLECLICK
2111 /* only report the release of 'slow' single clicks */
2112 if (MEvent.button != AnyButton
2113 && (ev.button != MEvent.button
2114 || (ev.time - MEvent.time
2115 > MULTICLICK_TIME / 2)))
2118 MEvent.button = AnyButton;
2121 #else /* MOUSE_REPORT_DOUBLECLICK */
2122 MEvent.button = AnyButton;
2124 #endif /* MOUSE_REPORT_DOUBLECLICK */
2129 * dumb hack to compensate for the failure of click-and-drag
2130 * when overriding mouse reporting
2132 if (priv_modes & PrivMode_mouse_report
2134 && ev.button == Button1 && MEvent.clicks <= 1)
2135 selection_extend (ev.x, ev.y, 0);
2141 selection_make (ev.time);
2145 if (IN_RANGE_EXC (ev.x, 0, width) && IN_RANGE_EXC (ev.y, 0, height)) // inside window?
2146 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2156 v = ev.button == Button4 ? UP : DN;
2158 if (ev.state & ShiftMask)
2160 else if (option (Opt_mouseWheelScrollPage))
2165 # ifdef MOUSE_SLIP_WHEELING
2166 if (ev.state & ControlMask)
2168 mouse_slip_wheel_speed += v ? -1 : 1;
2169 if (mouse_slip_wheel_speed < -nrow) mouse_slip_wheel_speed = -nrow;
2170 if (mouse_slip_wheel_speed > +nrow) mouse_slip_wheel_speed = +nrow;
2172 if (!slip_wheel_ev.is_active ())
2173 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2191 rxvt_term::cmd_parse ()
2194 wchar_t ch = NOCHAR;
2195 char *seq_begin; // remember start of esc-sequence here
2201 seq_begin = cmdbuf_ptr;
2208 if (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT)
2213 // many badly-written programs (e.g. jed) contain a race condition:
2214 // they first read the screensize and then install a SIGWINCH handler.
2215 // some window managers resize the window early, and these programs
2216 // then sometimes get the size wrong.
2217 // unfortunately other programs are even more buggy and dislike
2218 // being sent SIGWINCH, so only do it when we were in fact being
2220 if (seen_resize && cmd_pid)
2221 kill (-cmd_pid, SIGWINCH);
2224 /* Read a text string from the input buffer */
2225 wchar_t buf[UBUFSIZ];
2226 bool refreshnow = false;
2229 wchar_t *eol = str + min (ncol, UBUFSIZ);
2233 if (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT))
2238 if (ch == C0_LF || str >= eol)
2245 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2249 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
2257 // scr_add_lines only works for nlines <= nrow - 1.
2258 if (nlines >= nrow - 1)
2260 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2261 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2262 scr_add_lines (buf, str - buf, nlines);
2266 eol = str + min (ncol, UBUFSIZ);
2271 if (eol >= buf + UBUFSIZ)
2277 eol = min (eol + ncol, buf + UBUFSIZ);
2282 seq_begin = cmdbuf_ptr;
2286 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2287 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2288 scr_add_lines (buf, str - buf, nlines);
2291 * If there have been a lot of new lines, then update the screen
2292 * What the heck we'll cheat and only refresh less than every page-full.
2293 * if skipScroll is enabled.
2307 process_nonprinting (ch);
2309 catch (const class out_of_input &o)
2311 // we ran out of input, retry later
2312 cmdbuf_ptr = seq_begin;
2323 // read the next character
2325 rxvt_term::next_char () NOTHROW
2327 while (cmdbuf_ptr < cmdbuf_endp)
2329 // assume 7-bit to be ascii ALWAYS
2330 if ((unsigned char)*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b)
2331 return *cmdbuf_ptr++;
2334 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2336 if (len == (size_t)-2)
2338 // the mbstate stores incomplete sequences. didn't know this :/
2339 cmdbuf_ptr = cmdbuf_endp;
2343 if (len == (size_t)-1)
2344 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
2346 // assume wchar == unicode
2348 return wc & UNICODE_MASK;
2354 // read the next octet
2356 rxvt_term::next_octet () NOTHROW
2358 return cmdbuf_ptr < cmdbuf_endp
2359 ? (unsigned char)*cmdbuf_ptr++
2363 static class out_of_input out_of_input;
2365 /* rxvt_cmd_getc () - Return next input character */
2367 * Return the next input character after first passing any keyboard input
2371 rxvt_term::cmd_getc () THROW ((class out_of_input))
2373 wchar_t c = next_char ();
2382 rxvt_term::cmd_get8 () THROW ((class out_of_input))
2384 uint32_t c = next_octet ();
2393 /*----------------------------------------------------------------------*/
2396 rxvt_term::popen_printer ()
2398 FILE *stream = popen (rs[Rs_print_pipe], "w");
2401 rxvt_warn ("can't open printer pipe, not printing.\n");
2407 rxvt_term::pclose_printer (FILE *stream)
2410 return pclose (stream);
2414 * simulate attached vt100 printer
2417 rxvt_term::process_print_pipe ()
2422 if ((fd = popen_printer ()) == NULL)
2426 * Send all input to the printer until either ESC[4i or ESC[?4i
2429 for (done = 0; !done;)
2431 unsigned char buf[8];
2433 unsigned int i, len;
2435 if ((ch = cmd_getc ()) != C0_ESC)
2437 if (putc (ch, fd) == EOF)
2438 break; /* done = 1 */
2445 if ((buf[len++] = cmd_getc ()) == '[')
2447 if ((ch = cmd_getc ()) == '?')
2452 if ((buf[len++] = ch) == '4')
2454 if ((buf[len++] = cmd_getc ()) == 'i')
2455 break; /* done = 1 */
2459 for (i = 0; i < len; i++)
2460 if (putc (buf[i], fd) == EOF)
2468 pclose_printer (fd);
2470 #endif /* PRINTPIPE */
2476 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2477 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2478 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2479 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2483 /*{{{ process non-printing single characters */
2485 rxvt_term::process_nonprinting (unicode_t ch)
2490 process_escape_seq ();
2492 case C0_ENQ: /* terminal Status */
2493 if (rs[Rs_answerbackstring])
2494 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2496 tt_write (VT100_ANS, strlen (VT100_ANS));
2498 case C0_BEL: /* bell */
2501 case C0_BS: /* backspace */
2504 case C0_HT: /* tab */
2507 case C0_CR: /* carriage return */
2508 scr_gotorc (0, 0, R_RELATIVE);
2510 case C0_VT: /* vertical tab, form feed */
2512 case C0_LF: /* line feed */
2515 case C0_SO: /* shift out - acs */
2516 scr_charset_choose (1);
2518 case C0_SI: /* shift in - acs */
2519 scr_charset_choose (0);
2522 #ifdef EIGHT_BIT_CONTROLS
2524 case 0x90: /* DCS */
2527 case 0x9b: /* CSI */
2530 case 0x9d: /* OSC */
2539 /*{{{ process VT52 escape sequences */
2541 rxvt_term::process_escape_vt52 (unicode_t ch)
2547 case 'A': /* cursor up */
2548 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2550 case 'B': /* cursor down */
2551 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2553 case 'C': /* cursor right */
2554 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2556 case 'D': /* cursor left */
2557 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2559 case 'H': /* cursor home */
2560 scr_gotorc (0, 0, 0);
2562 case 'I': /* cursor up and scroll down if needed */
2565 case 'J': /* erase to end of screen */
2566 scr_erase_screen (0);
2568 case 'K': /* erase to end of line */
2571 case 'Y': /* move to specified row and col */
2572 /* full command is 'ESC Y row col' where row and col
2573 * are encoded by adding 32 and sending the ascii
2574 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2576 row = cmd_getc () - ' ';
2577 col = cmd_getc () - ' ';
2578 scr_gotorc (row, col, 0);
2580 case 'Z': /* identify the terminal type */
2581 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2583 case '<': /* turn off VT52 mode */
2584 PrivMode (0, PrivMode_vt52);
2586 case 'F': /* use special graphics character set */
2587 case 'G': /* use regular character set */
2590 case '=': /* use alternate keypad mode */
2591 case '>': /* use regular keypad mode */
2599 /*{{{ process escape sequences */
2601 rxvt_term::process_escape_seq ()
2603 unicode_t ch = cmd_getc ();
2605 if (priv_modes & PrivMode_vt52)
2607 process_escape_vt52 (ch);
2613 /* case 1: do_tek_mode (); break; */
2615 if (cmd_getc () == '8')
2619 scr_charset_set (0, (unsigned int)cmd_getc ());
2622 scr_charset_set (1, (unsigned int)cmd_getc ());
2625 scr_charset_set (2, (unsigned int)cmd_getc ());
2628 scr_charset_set (3, (unsigned int)cmd_getc ());
2639 scr_cursor (RESTORE);
2643 scr_forwardindex ();
2648 PrivMode ((ch == '='), PrivMode_aplKP);
2658 /* 8.3.87: NEXT LINE */
2659 case C1_NEL: /* ESC E */
2661 wchar_t nlcr[] = { C0_LF, C0_CR };
2662 scr_add_lines (nlcr, sizeof (nlcr) / sizeof (nlcr [0]), 1);
2666 /* kidnapped escape sequence: Should be 8.3.48 */
2667 case C1_ESA: /* ESC G */
2668 process_graphics ();
2671 /* 8.3.63: CHARACTER TABULATION SET */
2672 case C1_HTS: /* ESC H */
2676 /* 8.3.105: REVERSE LINE FEED */
2677 case C1_RI: /* ESC M */
2681 /* 8.3.142: SINGLE-SHIFT TWO */
2682 /*case C1_SS2: scr_single_shift (2); break; */
2684 /* 8.3.143: SINGLE-SHIFT THREE */
2685 /*case C1_SS3: scr_single_shift (3); break; */
2687 /* 8.3.27: DEVICE CONTROL STRING */
2688 case C1_DCS: /* ESC P */
2692 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2693 case C1_SCI: /* ESC Z */
2694 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2695 break; /* steal obsolete ESC [ c */
2697 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */
2698 case C1_CSI: /* ESC [ */
2702 /* 8.3.90: OPERATING SYSTEM COMMAND */
2703 case C1_OSC: /* ESC ] */
2707 /* 8.3.106: RESET TO INITIAL STATE */
2714 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2716 scr_charset_choose (2);
2719 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2721 scr_charset_choose (3);
2727 /*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2731 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2732 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2733 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2734 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2735 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2736 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2737 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2738 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2741 #define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \
2742 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2743 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2744 #define get_byte_array_bit(array, bit) \
2745 (!! ((array)[ (bit) / 8] & (128 >> ((bit) & 7))))
2747 const unsigned char csi_defaults[] =
2749 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2750 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2751 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2752 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2753 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2754 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2755 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2756 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2761 rxvt_term::process_csi_seq ()
2763 unicode_t ch, priv, i;
2764 unsigned int nargs, p;
2766 int arg[ESC_ARGS] = { };
2772 if (ch >= '<' && ch <= '?')
2774 /* '<' '=' '>' '?' */
2779 /* read any numerical arguments */
2780 for (n = -1; ch < CSI_ICH; )
2787 n = n * 10 + ch - '0';
2791 if (nargs < ESC_ARGS)
2795 else if (IS_CONTROL (ch))
2796 process_nonprinting (ch);
2804 if (nargs < ESC_ARGS)
2808 ndef = get_byte_array_bit (csi_defaults, i);
2809 for (p = 0; p < nargs; p++)
2814 * private mode handling
2821 if (ch == CSI_DA) /* secondary device attributes */
2823 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2824 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2826 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2827 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2830 tt_printf ("\033[>%d;95;0c", 'U');
2835 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2836 process_terminal_mode (ch, priv, nargs, arg);
2845 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2848 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2851 case 0: /* initiate transfer to primary aux device */
2852 scr_printscreen (0);
2854 case 5: /* start relay to primary aux device */
2855 process_print_pipe ();
2861 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2862 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2865 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2866 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2867 scr_gotorc (arg[0], 0, RELATIVE);
2870 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2871 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2874 #else /* emulate common DEC VTs */
2875 arg[0] = arg[0] ? -arg[0] : -1;
2878 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2879 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2881 scr_gotorc (0, arg[0], RELATIVE);
2882 #else /* emulate common DEC VTs */
2883 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2887 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2890 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2891 scr_gotorc (arg[0], 0, R_RELATIVE);
2894 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2895 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2896 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2899 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2900 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2903 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2904 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2905 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2908 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2911 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2915 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2916 scr_erase_screen (arg[0]);
2919 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2920 scr_erase_line (arg[0]);
2923 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2924 scr_insdel_chars (arg[0], INSERT);
2927 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2928 scr_insdel_lines (arg[0], INSERT);
2931 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2932 scr_insdel_lines (arg[0], DELETE);
2935 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2936 scr_insdel_chars (arg[0], ERASE);
2939 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2940 scr_insdel_chars (arg[0], DELETE);
2943 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2946 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2947 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
2950 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2951 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
2954 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2955 process_sgr_mode (nargs, arg);
2958 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2961 case 5: /* DSR requested */
2962 tt_printf ("\033[0n");
2964 case 6: /* CPR requested */
2965 scr_report_position ();
2967 case 7: /* unofficial extension */
2968 if (option (Opt_insecure))
2969 tt_printf ("%-.250s\012", rs[Rs_display_name]);
2971 case 8: /* unofficial extension */
2972 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
2977 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2980 case 0: /* char tab stop cleared at active position */
2983 /* case 1: */ /* line tab stop cleared in active line */
2984 /* case 2: */ /* char tab stops cleared in active line */
2985 case 3: /* all char tab stops are cleared */
2986 /* case 4: */ /* all line tab stops are cleared */
2987 case 5: /* all tab stops are cleared */
2993 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2996 case 0: /* char tab stop set at active position */
2998 break; /* = ESC H */
2999 /* case 1: */ /* line tab stop set at active line */
3000 case 2: /* char tab stop cleared at active position */
3002 break; /* = ESC [ 0 g */
3003 /* case 3: */ /* line tab stop cleared at active line */
3004 /* case 4: */ /* char tab stops cleared at active line */
3005 case 5: /* all char tab stops are cleared */
3007 break; /* = ESC [ 3 g */
3008 /* case 6: */ /* all line tab stops are cleared */
3012 case CSI_RM: /* 8.3.107: RESET MODE */
3014 scr_insert_mode (0);
3015 else if (arg[0] == 20)
3016 priv_modes &= ~PrivMode_LFNL;
3019 case CSI_SM: /* 8.3.126: SET MODE */
3021 scr_insert_mode (1);
3022 else if (arg[0] == 20)
3023 priv_modes |= PrivMode_LFNL;
3027 * PRIVATE USE beyond this point. All CSI_7? sequences here
3029 case CSI_72: /* DECSTBM: set top and bottom margins */
3031 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3032 else if (nargs == 0 || arg[0] >= arg[1])
3033 scr_scroll_region (0, MAX_ROWS - 1);
3035 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3042 scr_cursor (RESTORE);
3047 process_window_ops (arg, nargs);
3051 case CSI_78: /* DECREQTPARM */
3052 if (arg[0] == 0 || arg[0] == 1)
3053 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3065 rxvt_term::process_window_ops (const int *args, unsigned int nargs)
3068 XWindowAttributes wattr;
3071 dLocal (Display *, dpy);
3081 case 1: /* deiconify window */
3082 XMapWindow (dpy, parent[0]);
3084 case 2: /* iconify window */
3085 XIconifyWindow (dpy, parent[0], display->screen);
3087 case 3: /* set position (pixels) */
3088 XMoveWindow (dpy, parent[0], args[1], args[2]);
3090 case 4: /* set size (pixels) */
3091 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
3093 case 5: /* raise window */
3094 XRaiseWindow (dpy, parent[0]);
3096 case 6: /* lower window */
3097 XLowerWindow (dpy, parent[0]);
3099 case 7: /* refresh window */
3102 case 8: /* set size (chars) */
3103 set_widthheight ((unsigned int) (args[2] * fwidth),
3104 (unsigned int) (args[1] * fheight));
3107 //case 9: NYI, TODO, restore maximized window or maximize window
3109 if (args[0] >= 24) /* set height (chars) */
3110 set_widthheight ((unsigned int)width,
3111 (unsigned int) (args[1] * fheight));
3115 * reports - some output format copied from XTerm
3117 case 11: /* report window state */
3118 XGetWindowAttributes (dpy, parent[0], &wattr);
3119 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
3121 case 13: /* report window position */
3122 XGetWindowAttributes (dpy, parent[0], &wattr);
3123 XTranslateCoordinates (dpy, parent[0], wattr.root,
3124 -wattr.border_width, -wattr.border_width,
3126 tt_printf ("\033[3;%d;%dt", x, y);
3128 case 14: /* report window size (pixels) */
3129 XGetWindowAttributes (dpy, parent[0], &wattr);
3130 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
3132 case 18: /* report text area size (chars) */
3133 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3135 case 19: /* report window size (chars) */
3136 tt_printf ("\033[9;%d;%dt", nrow, ncol);
3138 case 20: /* report icon label */
3141 XGetIconName (dpy, parent[0], &s);
3142 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3146 case 21: /* report window title */
3149 XFetchName (dpy, parent[0], &s);
3150 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3158 /*----------------------------------------------------------------------*/
3160 * get input up until STRING TERMINATOR (or BEL)
3161 * ends_how is terminator used. returned input must be free()'d
3164 rxvt_term::get_to_st (unicode_t &ends_how)
3167 bool seen_esc = false;
3169 wchar_t string[STRING_MAX];
3171 while ((ch = cmd_getc ()) != NOCHAR)
3175 if (ch == 0x5c) /* 7bit ST */
3180 else if (ch == C0_ESC)
3185 else if (ch == C0_BEL || ch == CHAR_ST)
3187 else if (ch == C0_SYN)
3190 return NULL; /* other control character - exit */
3194 if (n >= STRING_MAX - 1)
3195 // stop at some sane length
3203 ends_how = (ch == 0x5c ? C0_ESC : ch);
3205 return rxvt_wcstombs (string);
3208 /*----------------------------------------------------------------------*/
3210 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
3213 rxvt_term::process_dcs_seq ()
3228 /*----------------------------------------------------------------------*/
3230 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
3233 rxvt_term::process_osc_seq ()
3239 for (arg = 0; isdigit (ch); ch = cmd_getc ())
3240 arg = arg * 10 + (ch - '0');
3244 char *s = get_to_st (eh);
3248 process_xterm_seq (arg, s, eh);
3255 rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3257 if (str[0] == '?' && !str[1])
3260 pix_colors_focused[color].get (c);
3263 if (c.a != rgba::MAX_CC)
3264 tt_printf ("\033]%d;rgba:%04x/%04x/%04x/%04x%c", report, c.a, c.r, c.g, c.b, resp);
3267 tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, c.r, c.g, c.b, resp);
3270 set_window_color (color, str);
3274 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
3277 rxvt_term::process_xterm_seq (int op, const char *str, char resp)
3281 bool query = str[0] == '?' && !str[1];
3284 dLocal (Display *, dpy);
3286 assert (str != NULL);
3288 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3296 case XTerm_iconName:
3297 set_icon_name (str);
3302 case XTerm_property:
3305 Atom prop = display->atom (str + 1);
3308 unsigned long nitems;
3309 unsigned long bytes_after;
3310 unsigned char *value = 0;
3311 const char *str = "";
3314 && XGetWindowProperty (dpy, parent[0],
3315 prop, 0, 1<<16, 0, AnyPropertyType,
3316 &actual_type, &actual_format,
3317 &nitems, &bytes_after, &value) == Success
3318 && actual_type != None
3319 && actual_format == 8)
3320 str = (const char *)(value);
3322 tt_printf ("\033]%d;%s%c", op, str, resp);
3328 char *eq = strchr (str, '='); // constness lost, but verified to be ok
3333 set_utf8_property (display->atom (str), eq + 1);
3336 XDeleteProperty (dpy, parent[0],
3337 display->atom (str));
3342 for (buf = (char *)str; buf && *buf;)
3344 if ((name = strchr (buf, ';')) == NULL)
3348 color = atoi (buf) + minCOLOR;
3350 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3353 if ((buf = strchr (name, ';')) != NULL)
3356 process_color_seq (op, color, name, resp);
3359 case Rxvt_restoreFG:
3361 process_color_seq (op, Color_fg, str, resp);
3363 case Rxvt_restoreBG:
3365 process_color_seq (op, Color_bg, str, resp);
3367 #ifndef NO_CURSORCOLOR
3368 case XTerm_Color_cursor:
3369 process_color_seq (op, Color_cursor, str, resp);
3372 case XTerm_Color_pointer_fg:
3373 process_color_seq (op, Color_pointer_fg, str, resp);
3375 case XTerm_Color_pointer_bg:
3376 process_color_seq (op, Color_pointer_bg, str, resp);
3378 #ifndef NO_BOLD_UNDERLINE_REVERSE
3379 case XTerm_Color_RV:
3380 process_color_seq (op, Color_RV, str, resp);
3383 case URxvt_Color_BD:
3384 process_color_seq (op, Color_BD, str, resp);
3387 case URxvt_Color_UL:
3388 process_color_seq (op, Color_UL, str, resp);
3390 case URxvt_Color_IT:
3391 process_color_seq (op, Color_IT, str, resp);
3394 #if ENABLE_TRANSPARENCY
3395 case URxvt_Color_tint:
3396 process_color_seq (op, Color_tint, str, resp);
3398 bool changed = false;
3400 if (ISSET_PIXCOLOR (Color_tint))
3401 changed = bgPixmap.set_tint (pix_colors_focused [Color_tint]);
3403 changed = bgPixmap.unset_tint ();
3406 update_background ();
3412 #if BG_IMAGE_FROM_FILE
3414 if (!strcmp (str, "?"))
3418 sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */
3419 min (bgPixmap.h_scale, 32767), min (bgPixmap.v_scale, 32767),
3420 min (bgPixmap.h_align, 32767), min (bgPixmap.v_align, 32767));
3421 process_xterm_seq (XTerm_title, str, CHAR_ST);
3429 /* reset to default scaling :*/
3430 bgPixmap.unset_geometry ();
3431 if (bgPixmap.set_file (str)) /* change pixmap */
3433 str = strchr (str, ';');
3435 bgPixmap.set_defaultGeometry ();
3441 if (bgPixmap.set_geometry (str))
3443 str = strchr (str, ';');
3447 update_background ();
3453 // TODO, when secure mode?
3457 case Rxvt_dumpscreen: /* no error notices */
3460 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3472 case URxvt_boldFont:
3473 case URxvt_italicFont:
3474 case URxvt_boldItalicFont:
3477 tt_printf ("\33]%d;%-.250s%c", saveop,
3478 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3479 ? fontset[op - URxvt_font]->fontdesc : "",
3483 const char *&res = rs[Rs_font + (op - URxvt_font)];
3486 allocated.push_back ((void *)res);
3493 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3495 rs[Rs_name], VERSION[0], VERSION[2],
3502 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3506 pty->set_utf8_mode (enc_utf8);
3512 case URxvt_view_down:
3514 int lines = atoi (str);
3517 scr_page (op == URxvt_view_up ? UP : DN, lines);
3519 scr_erase_savelines ();
3527 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_END)))
3528 ; // no responses yet
3533 /*----------------------------------------------------------------------*/
3535 /*{{{ process DEC private mode sequences `ESC [ ? Ps mode' */
3537 * mode can only have the following values:
3543 * so no need for fancy checking
3546 rxvt_term::privcases (int mode, unsigned long bit)
3552 SavedModes |= (priv_modes & bit);
3558 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3560 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3561 PrivMode (state, bit);
3567 /* we're not using priv _yet_ */
3569 rxvt_term::process_terminal_mode (int mode, int priv UNUSED, unsigned int nargs, const int *arg)
3577 const unsigned long bit;
3579 { 1, PrivMode_aplCUR },
3580 { 2, PrivMode_vt52 },
3581 { 3, PrivMode_132 },
3582 { 4, PrivMode_smoothScroll },
3583 { 5, PrivMode_rVideo },
3584 { 6, PrivMode_relOrigin },
3585 { 7, PrivMode_Autowrap },
3586 // 8, bi-directional support mode
3587 { 9, PrivMode_MouseX10 },
3588 // 18, 19 printing-related
3589 { 25, PrivMode_VisibleCursor },
3590 #ifdef scrollBar_esc
3591 { scrollBar_esc, PrivMode_scrollBar },
3593 { 35, PrivMode_ShiftKeys }, // rxvt extension
3594 { 40, PrivMode_132OK },
3595 // 41 xterm more fixes NYI
3596 // 45 margin bell NYI
3598 { 47, PrivMode_Screen },
3599 { 66, PrivMode_aplKP },
3600 #ifndef NO_BACKSPACE_KEY
3601 { 67, PrivMode_BackSpace },
3603 { 1000, PrivMode_MouseX11 },
3604 { 1002, PrivMode_MouseBtnEvent },
3605 { 1003, PrivMode_MouseAnyEvent },
3606 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3607 { 1011, PrivMode_Keypress }, // rxvt extension
3608 // 1035 enable modifiers for alt, numlock NYI
3609 // 1036 send ESC for meta keys NYI
3610 // 1037 send DEL for keypad delete NYI
3611 { 1047, PrivMode_Screen },
3612 // 1048 save and restore cursor
3613 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3614 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3615 { 2004, PrivMode_BracketPaste },
3621 /* make lo/hi boolean */
3623 mode = 0; /* reset */
3624 else if (mode == 'h')
3627 for (i = 0; i < nargs; i++)
3631 /* basic handling */
3632 for (j = 0; j < (sizeof (argtopriv)/sizeof (argtopriv[0])); j++)
3633 if (argtopriv[j].argval == arg[i])
3635 state = privcases (mode, argtopriv[j].bit);
3639 /* extra handling for values with state unkept */
3644 set_option (Opt_intensityStyles, mode);
3649 case 1048: /* alternative cursor save */
3651 if (option (Opt_secondaryScreen))
3653 scr_cursor (RESTORE);
3660 /* extra handling for values with valid 0 or 1 state */
3663 /* case 1: - application cursor keys */
3664 case 2: /* VT52 mode */
3665 /* oddball mode. should be set regardless of set/reset
3666 * parameter. Return from VT52 mode with an ESC < from
3669 PrivMode (1, PrivMode_vt52);
3671 case 3: /* 80/132 */
3672 if (priv_modes & PrivMode_132OK)
3675 set_widthheight (((state ? 132 : 80) * fwidth), 24 * fheight);
3678 case 4: /* smooth scrolling */
3679 set_option (Opt_jumpScroll, !state);
3681 case 5: /* reverse video */
3682 scr_rvideo_mode (state);
3684 case 6: /* relative/absolute origins */
3685 scr_relative_origin (state);
3687 case 7: /* autowrap */
3688 scr_autowrap (state);
3690 /* case 8: - auto repeat, can't do on a per window basis */
3691 case 9: /* X10 mouse reporting */
3692 if (state) /* orthogonal */
3693 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3695 #ifdef scrollBar_esc
3697 if (scrollbar_mapping (state))
3699 resize_all_windows (0, 0, 0);
3704 case 25: /* visible/invisible cursor */
3705 scr_cursor_visible (state);
3707 /* case 35: - shift keys */
3708 /* case 40: - 80 <--> 132 mode */
3709 case 47: /* secondary screen */
3710 scr_change_screen (state);
3712 /* case 66: - application key pad */
3713 /* case 67: - backspace key */
3714 case 1000: /* X11 mouse reporting */
3715 if (state) /* orthogonal */
3716 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3722 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3723 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3724 vt_emask_mouse = PointerMotionMask;
3727 vt_emask_mouse = NoEventMask;
3730 case 1010: /* scroll to bottom on TTY output inhibit */
3731 set_option (Opt_scrollTtyOutput, !state);
3733 case 1011: /* scroll to bottom on key press */
3734 set_option (Opt_scrollTtyKeypress, state);
3736 case 1047: /* secondary screen w/ clearing last */
3737 if (option (Opt_secondaryScreen))
3738 if (current_screen != PRIMARY)
3739 scr_erase_screen (2);
3740 scr_change_screen (state);
3742 case 1049: /* secondary screen w/ clearing first */
3743 scr_change_screen (state);
3744 if (option (Opt_secondaryScreen))
3745 if (current_screen != PRIMARY)
3746 scr_erase_screen (2);
3755 /*{{{ process sgr sequences */
3757 rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3765 scr_rendition (0, ~RS_None);
3769 for (i = 0; i < nargs; i++)
3775 rendset = 0, rendstyle = ~RS_None;
3778 rendset = 1, rendstyle = RS_Bold;
3780 //case 2: // low intensity
3782 rendset = 1, rendstyle = RS_Italic;
3785 rendset = 1, rendstyle = RS_Uline;
3787 case 5: // slowly blinking
3788 case 6: // rapidly blinking
3789 rendset = 1, rendstyle = RS_Blink;
3791 //case 6: // scoansi light background
3793 rendset = 1, rendstyle = RS_RVid;
3798 //case 9: // crossed out
3799 //case 10: // scoansi acs off, primary font
3800 //case 11: // scoansi acs on, first alt font
3801 //case 12: // scoansi acs on, |0x80, second alt font
3803 //case 19: // ninth alt font
3804 //case 20: // gothic
3805 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3806 rendset = 0, rendstyle = RS_Bold;
3808 case 22: // normal intensity
3809 rendset = 0, rendstyle = RS_Bold;
3811 case 23: // disable italic
3812 rendset = 0, rendstyle = RS_Italic;
3815 rendset = 0, rendstyle = RS_Uline;
3818 rendset = 0, rendstyle = RS_Blink;
3820 case 26: // variable spacing (iso 8613)
3821 rendset = 0, rendstyle = RS_Blink;
3824 rendset = 0, rendstyle = RS_RVid;
3826 //case 28: // visible. NYI
3827 //case 29: // not crossed-out
3832 scr_rendition (rendset, rendstyle);
3833 continue; /* for (;i;) */
3839 case 31: /* set fg color */
3846 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3848 case 38: // set fg color, ISO 8613-6
3849 if (nargs > i + 2 && arg[i + 1] == 5)
3851 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
3855 case 39: /* default fg */
3856 scr_color (Color_fg, Color_fg);
3860 case 41: /* set bg color */
3867 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
3869 case 48: // set bg color, ISO 8613-6
3870 if (nargs > i + 2 && arg[i + 1] == 5)
3872 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
3876 case 49: /* default bg */
3877 scr_color (Color_bg, Color_bg);
3880 //case 50: // not variable spacing
3884 case 91: /* set bright fg color */
3891 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
3894 case 101: /* set bright bg color */
3901 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
3909 /*{{{ (do not) process Rob Nation's own graphics mode sequences */
3911 rxvt_term::process_graphics ()
3913 unicode_t ch, cmd = cmd_getc ();
3917 /* query graphics */
3918 tt_printf ("\033G0\012"); /* no graphics */
3921 /* swallow other graphics sequences until terminating ':' */
3928 /* ------------------------------------------------------------------------- */
3931 * Send printf () formatted output to the command.
3932 * Only use for small amounts of data.
3935 rxvt_term::tt_printf (const char *fmt,...)
3940 va_start (arg_ptr, fmt);
3941 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3943 tt_write (buf, strlen (buf));
3946 /* ---------------------------------------------------------------------- */
3947 /* Write data to the pty as typed by the user, pasted with the mouse,
3948 * or generated by us in response to a query ESC sequence.
3950 const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3953 rxvt_term::tt_write (const char *data, unsigned int len)
3955 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3963 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
3965 if ((unsigned int)written == len)
3972 v_buffer = (char *)realloc (v_buffer, v_buflen + len);
3974 memcpy (v_buffer + v_buflen, data, len);
3977 pty_ev.set (ev::READ | ev::WRITE);
3980 void rxvt_term::pty_write ()
3982 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
3986 v_buflen -= written;
3993 pty_ev.set (ev::READ);
3997 memmove (v_buffer, v_buffer + written, v_buflen);
3999 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
4000 pty_ev.set (ev::READ);
4003 /*----------------------- end-of-file (C source) -----------------------*/