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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.47 by pcg, Sat Feb 21 21:12:20 2004 UTC vs.
Revision 1.81 by pcg, Sun Mar 28 02:07:08 2004 UTC

25 * - extensive modifications 25 * - extensive modifications
26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
27 * Copyright (c) 2001 Marius Gedminas 27 * Copyright (c) 2001 Marius Gedminas
28 * - Ctrl/Mod4+Tab works like Meta+Tab (options) 28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org> 29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
30 * 31 *
31 * This program is free software; you can redistribute it and/or modify 32 * This program is free software; you can redistribute it and/or modify
32 * it under the terms of the GNU General Public License as published by 33 * it under the terms of the GNU General Public License as published by
33 * the Free Software Foundation; either version 2 of the License, or 34 * the Free Software Foundation; either version 2 of the License, or
34 * (at your option) any later version. 35 * (at your option) any later version.
51 52
52#include <wchar.h> 53#include <wchar.h>
53 54
54/*----------------------------------------------------------------------*/ 55/*----------------------------------------------------------------------*/
55 56
57#define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
58
59// exception thrown when the command parser runs out of input data
60class out_of_input { } out_of_input;
61
56/*{{{ Convert the keypress event into a string */ 62/*{{{ Convert the keypress event into a string */
57void 63void
58rxvt_term::lookup_key (XKeyEvent &ev) 64rxvt_term::lookup_key (XKeyEvent &ev)
59{ 65{
60 int ctrl, meta, shft, len; 66 int ctrl, meta, shft, len;
61 unsigned int newlen; 67 unsigned int newlen;
62 KeySym keysym; 68 KeySym keysym;
63#ifdef DEBUG_CMD 69#ifdef DEBUG_CMD
64 static int debug_key = 1; /* accessible by a debugger only */ 70 static int debug_key = 1; /* accessible by a debugger only */
65#endif 71#endif
66 int valid_keysym; 72 int valid_keysym;
67 unsigned char kbuf[KBUFSZ]; 73 unsigned char kbuf[KBUFSZ];
68 74
69 /* 75 /*
70 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an 76 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
71 * escape sequence to toggle the Keypad. 77 * escape sequence to toggle the Keypad.
87#ifdef USE_XIM 93#ifdef USE_XIM
88 if (Input_Context) 94 if (Input_Context)
89 { 95 {
90 Status status_return; 96 Status status_return;
91 97
98#if 0
92#ifdef X_HAVE_UTF8_STRING 99#ifdef X_HAVE_UTF8_STRING
93 if (enc_utf8 && 0) 100 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
94 len = Xutf8LookupString (Input_Context, &ev, (char *)kbuf, 101 len = Xutf8LookupString (Input_Context, &ev, (char *)kbuf,
95 KBUFSZ, &keysym, &status_return); 102 KBUFSZ, &keysym, &status_return);
96 else 103 else
97#endif 104#endif
98 105#endif
99 { 106 {
100 wchar_t wkbuf[KBUFSZ + 1]; 107 wchar_t wkbuf[KBUFSZ + 1];
101 108
102 // the XOpenIM manpage lies about hardcoding the locale 109 // the XOpenIM manpage lies about hardcoding the locale
103 // at the point of XOpenIM, so temporarily switch locales 110 // at the point of XOpenIM, so temporarily switch locales
108 KBUFSZ, &keysym, &status_return); 115 KBUFSZ, &keysym, &status_return);
109 if (rs[Rs_imLocale]) 116 if (rs[Rs_imLocale])
110 SET_LOCALE (locale); 117 SET_LOCALE (locale);
111 118
112 if (status_return == XLookupChars 119 if (status_return == XLookupChars
113 || status_return == XLookupBoth) 120 || status_return == XLookupBoth)
114 { 121 {
122 /* make sure the user can type ctrl-@, i.e. NUL */
123 if (len == 1 && *wkbuf == 0)
124 {
125 kbuf[0] = 0;
126 len = 1;
127 }
128 else
129 {
115 wkbuf[len] = 0; 130 wkbuf[len] = 0;
116 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ); 131 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
117 if (len < 0) 132 if (len < 0)
118 len = 0; 133 len = 0;
134 }
119 } 135 }
120 else 136 else
121 len = 0; 137 len = 0;
122 } 138 }
123 139
124 valid_keysym = status_return == XLookupKeySym 140 valid_keysym = status_return == XLookupKeySym
125 || status_return == XLookupBoth; 141 || status_return == XLookupBoth;
126 } 142 }
127 else 143 else
128#endif 144#endif
129
130 { 145 {
131 len = XLookupString (&ev, (char *)kbuf, KBUFSZ, &keysym, &compose); 146 len = XLookupString (&ev, (char *)kbuf, KBUFSZ, &keysym, &compose);
132 valid_keysym = !len; 147 valid_keysym = keysym != NoSymbol;
133 } 148 }
134 149
135 if (valid_keysym) 150 if (valid_keysym)
136 { 151 {
137 /* for some backwards compatibility */
138#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
139# ifdef HOTKEY_CTRL
140 if (ctrl)
141# else
142 if (meta)
143# endif
144 {
145 if (keysym == ks_bigfont)
146 {
147 change_font (0, FONT_UP);
148 return;
149 }
150 else if (keysym == ks_smallfont)
151 {
152 change_font (0, FONT_DN);
153 return;
154 }
155 }
156#endif
157
158 if (TermWin.saveLines) 152 if (TermWin.saveLines)
159 { 153 {
160#ifdef UNSHIFTED_SCROLLKEYS 154#ifdef UNSHIFTED_SCROLLKEYS
161 if (!ctrl && !meta) 155 if (!ctrl && !meta)
162 { 156 {
163#else 157#else
164 if (IS_SCROLL_MOD) 158 if (IS_SCROLL_MOD)
165 { 159 {
166#endif 160#endif
167 int lnsppg; 161 int lnsppg;
168 162
169#ifdef PAGING_CONTEXT_LINES 163#ifdef PAGING_CONTEXT_LINES
170 lnsppg = TermWin.nrow - PAGING_CONTEXT_LINES; 164 lnsppg = TermWin.nrow - PAGING_CONTEXT_LINES;
171#else 165#else
172 lnsppg = TermWin.nrow * 4 / 5; 166 lnsppg = TermWin.nrow * 4 / 5;
210 scr_move_to (1, 0); 204 scr_move_to (1, 0);
211 return; 205 return;
212 } 206 }
213 } 207 }
214#endif 208#endif
215
216 } 209 }
217 210
218 if (shft) 211 if (shft)
219 { 212 {
220 /* Shift + F1 - F10 generates F11 - F20 */ 213 /* Shift + F1 - F10 generates F11 - F20 */
231 case XK_Insert: /* Shift+Insert = paste mouse selection */ 224 case XK_Insert: /* Shift+Insert = paste mouse selection */
232 selection_request (ev.time, 0, 0); 225 selection_request (ev.time, 0, 0);
233 return; 226 return;
234 /* rxvt extras */ 227 /* rxvt extras */
235 case XK_KP_Add: /* Shift+KP_Add = bigger font */ 228 case XK_KP_Add: /* Shift+KP_Add = bigger font */
236 change_font (0, FONT_UP); 229 change_font (FONT_UP);
237 return; 230 return;
238 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */ 231 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
239 change_font (0, FONT_DN); 232 change_font (FONT_DN);
240 return; 233 return;
241 } 234 }
242 } 235 }
243 } 236 }
244#ifdef PRINTPIPE 237#ifdef PRINTPIPE
245 if (keysym == XK_Print) 238 if (keysym == XK_Print)
246 { 239 {
247 scr_printscreen (ctrl | shft); 240 scr_printscreen (ctrl | shft);
248 return;
249 }
250#endif
251#ifdef GREEK_SUPPORT
252 if (keysym == ks_greekmodeswith)
253 {
254 greek_mode = !greek_mode;
255 if (greek_mode)
256 {
257 xterm_seq (XTerm_title,
258 (greek_getmode () == GREEK_ELOT928
259 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
260 greek_reset ();
261 }
262 else
263 xterm_seq (XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
264 return; 241 return;
265 } 242 }
266#endif 243#endif
267 244
268 if (keysym >= 0xFF00 && keysym <= 0xFFFF) 245 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
270#ifdef KEYSYM_RESOURCE 247#ifdef KEYSYM_RESOURCE
271 if (! (shft | ctrl) && Keysym_map[keysym & 0xFF] != NULL) 248 if (! (shft | ctrl) && Keysym_map[keysym & 0xFF] != NULL)
272 { 249 {
273 unsigned int l; 250 unsigned int l;
274 const unsigned char *kbuf0; 251 const unsigned char *kbuf0;
275 const unsigned char ch = C0_ESC;
276 252
277 kbuf0 = (Keysym_map[keysym & 0xFF]); 253 kbuf0 = (Keysym_map[keysym & 0xFF]);
278 l = (unsigned int)*kbuf0++; 254 l = (unsigned int)*kbuf0++;
279 255
280 /* escape prefix */ 256 /* escape prefix */
281 if (meta) 257 if (meta
282# ifdef META8_OPTION 258# ifdef META8_OPTION
283 if (meta_char == C0_ESC) 259 && meta_char == C0_ESC
284# endif 260# endif
261 )
262 {
263 const unsigned char ch = C0_ESC;
285 tt_write (&ch, 1); 264 tt_write (&ch, 1);
265 }
266
286 tt_write (kbuf0, l); 267 tt_write (kbuf0, l);
287 return; 268 return;
288 } 269 }
289 else 270 else
290#endif 271#endif
291
292 { 272 {
293 newlen = 1; 273 newlen = 1;
294 switch (keysym) 274 switch (keysym)
295 { 275 {
296#ifndef NO_BACKSPACE_KEY 276#ifndef NO_BACKSPACE_KEY
301 ^ !!ctrl) ? '\b' : '\177'; 281 ^ !!ctrl) ? '\b' : '\177';
302 kbuf[1] = '\0'; 282 kbuf[1] = '\0';
303 } 283 }
304 else 284 else
305 STRCPY (kbuf, key_backspace); 285 STRCPY (kbuf, key_backspace);
306# ifdef MULTICHAR_SET
307 if ((Options & Opt_mc_hack) && screen.cur.col > 0)
308 {
309 int col, row;
310
311 newlen = STRLEN (kbuf);
312 col = screen.cur.col - 1;
313 row = screen.cur.row + TermWin.saveLines;
314 if (IS_MULTI2 (screen.rend[row][col]))
315 MEMMOVE (kbuf + newlen, kbuf, newlen + 1);
316 }
317# endif
318 break; 286 break;
319#endif 287#endif
320#ifndef NO_DELETE_KEY 288#ifndef NO_DELETE_KEY
321 case XK_Delete: 289 case XK_Delete:
322 STRCPY (kbuf, key_delete); 290 STRCPY (kbuf, key_delete);
323# ifdef MULTICHAR_SET
324 if (Options & Opt_mc_hack)
325 {
326 int col, row;
327
328 newlen = STRLEN (kbuf);
329 col = screen.cur.col;
330 row = screen.cur.row + TermWin.saveLines;
331 if (IS_MULTI1 (screen.rend[row][col]))
332 MEMMOVE (kbuf + newlen, kbuf, newlen + 1);
333 }
334# endif
335 break; 291 break;
336#endif 292#endif
337 case XK_Tab: 293 case XK_Tab:
338 if (shft) 294 if (shft)
339 STRCPY (kbuf, "\033[Z"); 295 STRCPY (kbuf, "\033[Z");
348 meta = 1; 304 meta = 1;
349#endif 305#endif
350 newlen = 0; 306 newlen = 0;
351 } 307 }
352 break; 308 break;
353
354 309
355#ifdef XK_KP_Left 310#ifdef XK_KP_Left
356 case XK_KP_Up: /* \033Ox or standard */ 311 case XK_KP_Up: /* \033Ox or standard */
357 case XK_KP_Down: /* \033Or or standard */ 312 case XK_KP_Down: /* \033Or or standard */
358 case XK_KP_Right: /* \033Ov or standard */ 313 case XK_KP_Right: /* \033Ov or standard */
382 kbuf[1] = 'O'; 337 kbuf[1] = 'O';
383 kbuf[2] = "dacb"[keysym - XK_Left]; 338 kbuf[2] = "dacb"[keysym - XK_Left];
384 } 339 }
385 else if (PrivateModes & PrivMode_aplCUR) 340 else if (PrivateModes & PrivMode_aplCUR)
386 kbuf[1] = 'O'; 341 kbuf[1] = 'O';
387#ifdef MULTICHAR_SET
388 //TODO: ??
389 if (Options & Opt_mc_hack)
390 {
391 int col, row, m;
392
393 col = screen.cur.col;
394 row = screen.cur.row + TermWin.saveLines;
395 m = 0;
396 if (keysym == XK_Right
397 && IS_MULTI1 (screen.rend[row][col]))
398 m = 1;
399 else if (keysym == XK_Left)
400 {
401 if (col > 0)
402 {
403 if (IS_MULTI2 (screen.rend[row][col - 1]))
404 m = 1;
405 }
406 else if (screen.cur.row > 0)
407 {
408 col = screen.tlen[--row];
409 if (col == -1)
410 col = TermWin.ncol - 1;
411 else
412 col--;
413 if (col > 0
414 && IS_MULTI2 (screen.rend[row][col]))
415 m = 1;
416 }
417 }
418 if (m)
419 MEMMOVE (kbuf + 3, kbuf, 3 + 1);
420 }
421#endif
422 break; 342 break;
423 343
424#ifndef UNSHIFTED_SCROLLKEYS 344#ifndef UNSHIFTED_SCROLLKEYS
425# ifdef XK_KP_Prior 345# ifdef XK_KP_Prior
426 case XK_KP_Prior: 346 case XK_KP_Prior:
482 STRCPY (kbuf, "\033OP"); 402 STRCPY (kbuf, "\033OP");
483 kbuf[2] += (keysym - XK_KP_F1); 403 kbuf[2] += (keysym - XK_KP_F1);
484 break; 404 break;
485 405
486 case XK_KP_Multiply: /* "\033Oj" : "*" */ 406 case XK_KP_Multiply: /* "\033Oj" : "*" */
487 case XK_KP_Add: /* "\033Ok" : "+" */ 407 case XK_KP_Add: /* "\033Ok" : "+" */
488 case XK_KP_Separator: /* "\033Ol" : "," */ 408 case XK_KP_Separator: /* "\033Ol" : "," */
489 case XK_KP_Subtract: /* "\033Om" : "-" */ 409 case XK_KP_Subtract: /* "\033Om" : "-" */
490 case XK_KP_Decimal: /* "\033On" : "." */ 410 case XK_KP_Decimal: /* "\033On" : "." */
491 case XK_KP_Divide: /* "\033Oo" : "/" */ 411 case XK_KP_Divide: /* "\033Oo" : "/" */
492 case XK_KP_0: /* "\033Op" : "0" */ 412 case XK_KP_0: /* "\033Op" : "0" */
615 break; 535 break;
616 } 536 }
617 if (newlen) 537 if (newlen)
618 len = STRLEN (kbuf); 538 len = STRLEN (kbuf);
619 } 539 }
540
620 /* 541 /*
621 * Pass meta for all function keys, if 'meta' option set 542 * Pass meta for all function keys, if 'meta' option set
622 */ 543 */
623#ifdef META8_OPTION 544#ifdef META8_OPTION
624 if (meta && (meta_char == 0x80) && len > 0) 545 if (meta && (meta_char == 0x80) && len > 0)
639 { 560 {
640 unsigned char *ch; 561 unsigned char *ch;
641 562
642 for (ch = kbuf; ch < kbuf + len; ch++) 563 for (ch = kbuf; ch < kbuf + len; ch++)
643 *ch |= 0x80; 564 *ch |= 0x80;
565
644 meta = 0; 566 meta = 0;
645 } 567 }
646#endif
647#ifdef GREEK_SUPPORT
648 if (greek_mode)
649 len = greek_xlat (kbuf, len);
650#endif 568#endif
651 /* nil */ ; 569 /* nil */ ;
652 } 570 }
653 } 571 }
654 572
677 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~')); 595 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
678 596
679 /* escape prefix */ 597 /* escape prefix */
680 if (meta 598 if (meta
681#ifdef META8_OPTION 599#ifdef META8_OPTION
682 && (meta_char == C0_ESC) 600 && meta_char == C0_ESC
683#endif 601#endif
684 ) 602 )
685 { 603 {
686 const unsigned char ch = C0_ESC; 604 const unsigned char ch = C0_ESC;
687
688 tt_write (&ch, 1); 605 tt_write (&ch, 1);
689 } 606 }
607
690#ifdef DEBUG_CMD 608#if defined(DEBUG_CMD)
691 if (debug_key)
692 { /* Display keyboard buffer contents */ 609 /* Display keyboard buffer contents */
693 char *p; 610 unsigned char *p;
694 int i; 611 int i;
695 612
696 fprintf (stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len); 613 fprintf (stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
697 for (i = 0, p = kbuf; i < len; i++, p++) 614 for (i = 0, p = kbuf; i < len; i++, p++)
698 fprintf (stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p); 615 fprintf (stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
699 fprintf (stderr, "'\n"); 616 fprintf (stderr, "'\n");
700 }
701#endif /* DEBUG_CMD */ 617#endif /* DEBUG_CMD */
702 tt_write (kbuf, (unsigned int)len); 618 tt_write (kbuf, (unsigned int)len);
703} 619}
704/*}}} */ 620/*}}} */
705 621
707/*{{{ rxvt_cmd_write (), rxvt_cmd_getc () */ 623/*{{{ rxvt_cmd_write (), rxvt_cmd_getc () */
708/* attempt to `write' count to the input buffer */ 624/* attempt to `write' count to the input buffer */
709unsigned int 625unsigned int
710rxvt_term::cmd_write (const unsigned char *str, unsigned int count) 626rxvt_term::cmd_write (const unsigned char *str, unsigned int count)
711{ 627{
712 unsigned int n, s; 628 unsigned int n, s;
713 629
714 n = cmdbuf_ptr - cmdbuf_base; 630 n = cmdbuf_ptr - cmdbuf_base;
715 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp; 631 s = cmdbuf_base + CBUFSIZ - 1 - cmdbuf_endp;
632
716 if (n > 0 && s < count) 633 if (n > 0 && s < count)
717 { 634 {
718 MEMMOVE (cmdbuf_base, cmdbuf_ptr, 635 MEMMOVE (cmdbuf_base, cmdbuf_ptr,
719 (unsigned int) (cmdbuf_endp - cmdbuf_ptr)); 636 (unsigned int) (cmdbuf_endp - cmdbuf_ptr));
720 cmdbuf_ptr = cmdbuf_base; 637 cmdbuf_ptr = cmdbuf_base;
721 cmdbuf_endp -= n; 638 cmdbuf_endp -= n;
722 s += n; 639 s += n;
723 } 640 }
641
724 if (count > s) 642 if (count > s)
725 { 643 {
726 rxvt_print_error ("data loss: cmd_write too large"); 644 rxvt_warn ("data loss: cmd_write too large, continuing.\n");
727 count = s; 645 count = s;
728 } 646 }
647
729 for (; count--;) 648 for (; count--;)
730 *cmdbuf_endp++ = *str++; 649 *cmdbuf_endp++ = *str++;
650
651 cmd_parse ();
652
731 return 0; 653 return 0;
732} 654}
733#endif /* MENUBAR_MAX */ 655#endif /* MENUBAR_MAX */
734 656
735void 657void
798 720
799 memmove (cmdbuf_base, cmdbuf_ptr, n); 721 memmove (cmdbuf_base, cmdbuf_ptr, n);
800 cmdbuf_ptr = cmdbuf_base; 722 cmdbuf_ptr = cmdbuf_base;
801 cmdbuf_endp = cmdbuf_ptr + n; 723 cmdbuf_endp = cmdbuf_ptr + n;
802 724
803 n = read (cmd_fd, cmdbuf_endp, BUFSIZ - n); 725 n = read (cmd_fd, cmdbuf_endp, CBUFSIZ - n);
804 726
805 if (n > 0) 727 if (n > 0)
806 { 728 {
807 cmdbuf_endp += n; 729 cmdbuf_endp += n;
808 return true; 730 return true;
809 } 731 }
810 else if (n < 0 && errno != EAGAIN) 732 else if (n < 0 && errno != EAGAIN)
811 destroy (); 733 destroy ();
812 734
813 return false; 735 return false;
814} 736}
815 737
816void 738void
817rxvt_term::pty_cb (io_watcher &w, short revents) 739rxvt_term::pty_cb (io_watcher &w, short revents)
821 743
822 if (revents & EVENT_WRITE) 744 if (revents & EVENT_WRITE)
823 tt_write (0, 0); 745 tt_write (0, 0);
824 else if (revents & EVENT_READ) 746 else if (revents & EVENT_READ)
825 { 747 {
826 bool flag = true;
827
828 // loop, but don't allow a single term to monopolize us 748 // loop, but don't allow a single term to monopolize us
829 // the number of loops is fully arbitrary, and thus wrong 749 // the number of loops is fully arbitrary, and thus wrong
830 while (flag && pty_fill ()) 750 while (pty_fill ())
831 { 751 {
832 if (!seen_input) 752 if (!seen_input)
833 { 753 {
834 seen_input = 1; 754 seen_input = 1;
835 /* once we know the shell is running, send the screen size. Again! */ 755 /* once we know the shell is running, send the screen size. Again! */
756 // I don't know why, btw.
836 tt_winch (); 757 tt_winch ();
837 } 758 }
838 759
839 uint32_t ch = NOCHAR; 760 if (cmd_parse ())
840
841 for (;;)
842 {
843 if (ch == NOCHAR)
844 ch = next_char ();
845
846 if (ch == NOCHAR) // TODO: improve
847 break; 761 break;
848
849 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
850 {
851 /* Read a text string from the input buffer */
852 uint32_t buf[BUFSIZ];
853 bool refreshnow = false;
854 int nlines = 0;
855 uint32_t *str = buf;
856
857 *str++ = ch;
858
859 for (;;)
860 {
861 ch = next_char ();
862
863 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r'))
864 break;
865 else
866 {
867 *str++ = ch;
868
869 if (ch == '\n')
870 {
871 nlines++;
872 refresh_count++;
873
874 if (! (Options & Opt_jumpScroll)
875 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
876 {
877 refreshnow = true;
878 flag = false;
879 ch = NOCHAR;
880 break;
881 }
882
883 // scr_add_lines only works for nlines < TermWin.nrow - 1.
884 if (nlines >= TermWin.nrow - 1)
885 {
886 scr_add_lines (buf, nlines, str - buf);
887 nlines = 0;
888 str = buf;
889 }
890 }
891
892 if (str >= buf + BUFSIZ)
893 {
894 ch = NOCHAR;
895 break;
896 }
897 }
898 }
899
900 scr_add_lines (buf, nlines, str - buf);
901
902 /*
903 * If there have been a lot of new lines, then update the screen
904 * What the heck I'll cheat and only refresh less than every page-full.
905 * the number of pages between refreshes is refresh_limit, which
906 * is incremented here because we must be doing flat-out scrolling.
907 *
908 * refreshing should be correct for small scrolls, because of the
909 * time-out
910 */
911 if (refreshnow)
912 {
913 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
914 refresh_limit++;
915
916 scr_refresh (refresh_type);
917 }
918
919 }
920 else
921 {
922 switch (ch)
923 {
924 default:
925 process_nonprinting (ch);
926 break;
927 case C0_ESC: /* escape char */
928 process_escape_seq ();
929 break;
930 /*case 0x9b: */ /* CSI */
931 /* process_csi_seq (); */
932 }
933
934 ch = NOCHAR;
935 }
936 } 762 }
937 }
938 }
939}
940
941// read the next character, currently handles UTF-8
942// will probably handle all sorts of other stuff in the future
943uint32_t
944rxvt_term::next_char ()
945{
946 while (cmdbuf_ptr < cmdbuf_endp)
947 {
948 if (*cmdbuf_ptr < 0x80) // assume < 0x80 to be ascii ALWAYS (all shift-states etc.) uh-oh
949 return *cmdbuf_ptr++;
950
951 wchar_t wc;
952 size_t len = mbrtowc (&wc, (char *)cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
953
954 if (len == (size_t)-2)
955 return NOCHAR;
956
957 if (len == (size_t)-1)
958 return *cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
959
960 // assume wchar == unicode
961 cmdbuf_ptr += len;
962 return wc;
963 }
964
965 return NOCHAR;
966}
967
968/* rxvt_cmd_getc () - Return next input character */
969/*
970 * Return the next input character after first passing any keyboard input
971 * to the command.
972 */
973uint32_t
974rxvt_term::cmd_getc ()
975{
976 for (;;)
977 {
978 uint32_t c = next_char ();
979 if (c != NOCHAR)
980 return c;
981
982 // incomplete sequences should occur rarely, still, a better solution
983 // would be preferred. either setjmp/longjmp or better design.
984 fcntl (cmd_fd, F_SETFL, 0);
985 pty_fill ();
986 fcntl (cmd_fd, F_SETFL, O_NONBLOCK);
987 } 763 }
988} 764}
989 765
990#ifdef POINTER_BLANK 766#ifdef POINTER_BLANK
991void 767void
1021 pointer_blank (); 797 pointer_blank ();
1022} 798}
1023#endif 799#endif
1024 800
1025void 801void
1026rxvt_term::mouse_report (const XButtonEvent &ev) 802rxvt_term::mouse_report (XButtonEvent &ev)
1027{ 803{
1028 int button_number, key_state = 0; 804 int button_number, key_state = 0;
1029 int x, y; 805 int x, y;
1030 806
1031 x = ev.x; 807 x = ev.x;
1032 y = ev.y; 808 y = ev.y;
1033 pixel_position (&x, &y); 809 pixel_position (&x, &y);
1034 810
1360 1136
1361 } 1137 }
1362 break; 1138 break;
1363 1139
1364 case SelectionClear: 1140 case SelectionClear:
1365 display->set_selection_owner (0); 1141 selection_clear ();
1366 break; 1142 break;
1367 1143
1368 case SelectionNotify: 1144 case SelectionNotify:
1369 if (selection_wait == Sel_normal) 1145 if (selection_wait == Sel_normal)
1370 selection_paste (ev.xselection.requestor, 1146 selection_paste (ev.xselection.requestor,
1428 } 1204 }
1429#ifdef MENUBAR 1205#ifdef MENUBAR
1430 if (menubar_visible () && isMenuBarWindow (ev.xany.window)) 1206 if (menubar_visible () && isMenuBarWindow (ev.xany.window))
1431 menubar_expose (); 1207 menubar_expose ();
1432#endif 1208#endif
1433#ifdef RXVT_GRAPHICS
1434 Gr_expose (ev.xany.window);
1435#endif
1436
1437 } 1209 }
1438 break; 1210 break;
1439 1211
1440 case MotionNotify: 1212 case MotionNotify:
1441#ifdef POINTER_BLANK 1213#ifdef POINTER_BLANK
1443 pointer_unblank (); 1215 pointer_unblank ();
1444#endif 1216#endif
1445#if MENUBAR 1217#if MENUBAR
1446 if (isMenuBarWindow (ev.xany.window)) 1218 if (isMenuBarWindow (ev.xany.window))
1447 { 1219 {
1448 menubar_control (& (ev.xbutton)); 1220 menubar_control (ev.xbutton);
1449 break; 1221 break;
1450 } 1222 }
1451#endif 1223#endif
1452 if ((PrivateModes & PrivMode_mouse_report) && ! (bypass_keystate)) 1224 if ((PrivateModes & PrivMode_mouse_report) && ! (bypass_keystate))
1453 break; 1225 break;
1582#endif 1354#endif
1583 } 1355 }
1584} 1356}
1585 1357
1586void 1358void
1587rxvt_term::button_press (const XButtonEvent &ev) 1359rxvt_term::button_press (XButtonEvent &ev)
1588{ 1360{
1589 int reportmode = 0, clickintime; 1361 int reportmode = 0, clickintime;
1590 1362
1591 bypass_keystate = ev.state & (ModMetaMask | ShiftMask); 1363 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1592 if (!bypass_keystate) 1364 if (!bypass_keystate)
1594 /* 1366 /*
1595 * VT window processing of button press 1367 * VT window processing of button press
1596 */ 1368 */
1597 if (ev.window == TermWin.vt) 1369 if (ev.window == TermWin.vt)
1598 { 1370 {
1599#if RXVT_GRAPHICS
1600 if (ev.subwindow != None)
1601 rxvt_Gr_ButtonPress (ev.x, ev.y);
1602 else
1603#endif
1604
1605 {
1606 clickintime = ev.time - MEvent.time < MULTICLICK_TIME; 1371 clickintime = ev.time - MEvent.time < MULTICLICK_TIME;
1607 if (reportmode) 1372 if (reportmode)
1373 {
1374 /* mouse report from vt window */
1375 /* save the xbutton state (for ButtonRelease) */
1376 MEvent.state = ev.state;
1377#ifdef MOUSE_REPORT_DOUBLECLICK
1378 if (ev.button == MEvent.button && clickintime)
1608 { 1379 {
1609 /* mouse report from vt window */ 1380 /* same button, within alloted time */
1610 /* save the xbutton state (for ButtonRelease) */ 1381 MEvent.clicks++;
1611 MEvent.state = ev.state; 1382 if (MEvent.clicks > 1)
1612#ifdef MOUSE_REPORT_DOUBLECLICK
1613 if (ev.button == MEvent.button && clickintime)
1614 { 1383 {
1615 /* same button, within alloted time */
1616 MEvent.clicks++;
1617 if (MEvent.clicks > 1)
1618 {
1619 /* only report double clicks */ 1384 /* only report double clicks */
1620 MEvent.clicks = 2; 1385 MEvent.clicks = 2;
1621 mouse_report (ev); 1386 mouse_report (ev);
1622 1387
1623 /* don't report the release */ 1388 /* don't report the release */
1624 MEvent.clicks = 0; 1389 MEvent.clicks = 0;
1625 MEvent.button = AnyButton; 1390 MEvent.button = AnyButton;
1626 }
1627 } 1391 }
1628 else
1629 {
1630 /* different button, or time expired */
1631 MEvent.clicks = 1;
1632 MEvent.button = ev.button;
1633 mouse_report (ev);
1634 }
1635#else
1636 MEvent.button = ev.button;
1637 mouse_report (ev);
1638#endif /* MOUSE_REPORT_DOUBLECLICK */
1639
1640 } 1392 }
1641 else 1393 else
1642 { 1394 {
1395 /* different button, or time expired */
1396 MEvent.clicks = 1;
1397 MEvent.button = ev.button;
1398 mouse_report (ev);
1399 }
1400#else
1401 MEvent.button = ev.button;
1402 mouse_report (ev);
1403#endif /* MOUSE_REPORT_DOUBLECLICK */
1404
1405 }
1406 else
1407 {
1643 if (ev.button != MEvent.button) 1408 if (ev.button != MEvent.button)
1644 MEvent.clicks = 0; 1409 MEvent.clicks = 0;
1645 switch (ev.button) 1410 switch (ev.button)
1646 { 1411 {
1647 case Button1: 1412 case Button1:
1648 /* allow shift+left click to extend selection */ 1413 /* allow shift+left click to extend selection */
1649 if (ev.state & ShiftMask && ! (PrivateModes & PrivMode_mouse_report)) 1414 if (ev.state & ShiftMask && ! (PrivateModes & PrivMode_mouse_report))
1650 { 1415 {
1651 if (MEvent.button == Button1 && clickintime)
1652 selection_rotate (ev.x, ev.y);
1653 else
1654 selection_extend (ev.x, ev.y, 1);
1655 }
1656 else
1657 {
1658 if (MEvent.button == Button1 && clickintime)
1659 MEvent.clicks++;
1660 else
1661 MEvent.clicks = 1;
1662
1663 selection_click (MEvent.clicks, ev.x, ev.y);
1664 }
1665
1666 MEvent.button = Button1;
1667 break;
1668
1669 case Button3:
1670 if (MEvent.button == Button3 && clickintime) 1416 if (MEvent.button == Button1 && clickintime)
1671 selection_rotate (ev.x, ev.y); 1417 selection_rotate (ev.x, ev.y);
1672 else 1418 else
1673 selection_extend (ev.x, ev.y, 1); 1419 selection_extend (ev.x, ev.y, 1);
1420 }
1421 else
1422 {
1423 if (MEvent.button == Button1 && clickintime)
1424 MEvent.clicks++;
1425 else
1426 MEvent.clicks = 1;
1427
1428 selection_click (MEvent.clicks, ev.x, ev.y);
1429 }
1430
1431 MEvent.button = Button1;
1432 break;
1433
1434 case Button3:
1435 if (MEvent.button == Button3 && clickintime)
1436 selection_rotate (ev.x, ev.y);
1437 else
1438 selection_extend (ev.x, ev.y, 1);
1674 MEvent.button = Button3; 1439 MEvent.button = Button3;
1675 break; 1440 break;
1676 }
1677 } 1441 }
1442 }
1678 MEvent.time = ev.time; 1443 MEvent.time = ev.time;
1679 return; 1444 return;
1680 }
1681 } 1445 }
1682 1446
1683 /* 1447 /*
1684 * Scrollbar window processing of button press 1448 * Scrollbar window processing of button press
1685 */ 1449 */
1828 menubar_control (ev); 1592 menubar_control (ev);
1829#endif 1593#endif
1830} 1594}
1831 1595
1832void 1596void
1833rxvt_term::button_release (const XButtonEvent &ev) 1597rxvt_term::button_release (XButtonEvent &ev)
1834{ 1598{
1835 int reportmode = 0; 1599 int reportmode = 0;
1836 1600
1837 csrO = 0; /* reset csr Offset */ 1601 csrO = 0; /* reset csr Offset */
1838 if (!bypass_keystate) 1602 if (!bypass_keystate)
1850#ifdef SELECTION_SCROLLING 1614#ifdef SELECTION_SCROLLING
1851 pending_scroll_selection=0; 1615 pending_scroll_selection=0;
1852#endif 1616#endif
1853 if (ev.window == TermWin.vt) 1617 if (ev.window == TermWin.vt)
1854 { 1618 {
1855#ifdef RXVT_GRAPHICS
1856 if (ev.subwindow != None)
1857 rxvt_Gr_ButtonRelease (ev.x, ev.y);
1858 else
1859#endif
1860
1861 {
1862 if (reportmode) 1619 if (reportmode)
1620 {
1621 /* mouse report from vt window */
1622 /* don't report release of wheel "buttons" */
1623 if (ev.button >= 4)
1624 return;
1625#ifdef MOUSE_REPORT_DOUBLECLICK
1626 /* only report the release of 'slow' single clicks */
1627 if (MEvent.button != AnyButton
1628 && (ev.button != MEvent.button
1629 || (ev.time - MEvent.time
1630 > MULTICLICK_TIME / 2)))
1863 { 1631 {
1864 /* mouse report from vt window */
1865 /* don't report release of wheel "buttons" */
1866 if (ev.button >= 4)
1867 return;
1868#ifdef MOUSE_REPORT_DOUBLECLICK
1869 /* only report the release of 'slow' single clicks */
1870 if (MEvent.button != AnyButton
1871 && (ev.button != MEvent.button
1872 || (ev.time - MEvent.time
1873 > MULTICLICK_TIME / 2)))
1874 {
1875 MEvent.clicks = 0; 1632 MEvent.clicks = 0;
1876 MEvent.button = AnyButton;
1877 mouse_report (ev);
1878 }
1879#else /* MOUSE_REPORT_DOUBLECLICK */
1880 MEvent.button = AnyButton; 1633 MEvent.button = AnyButton;
1881 mouse_report (ev); 1634 mouse_report (ev);
1635 }
1636#else /* MOUSE_REPORT_DOUBLECLICK */
1637 MEvent.button = AnyButton;
1638 mouse_report (ev);
1882#endif /* MOUSE_REPORT_DOUBLECLICK */ 1639#endif /* MOUSE_REPORT_DOUBLECLICK */
1883 return; 1640 return;
1884 } 1641 }
1885 /* 1642 /*
1886 * dumb hack to compensate for the failure of click-and-drag 1643 * dumb hack to compensate for the failure of click-and-drag
1887 * when overriding mouse reporting 1644 * when overriding mouse reporting
1888 */ 1645 */
1889 if (PrivateModes & PrivMode_mouse_report 1646 if (PrivateModes & PrivMode_mouse_report
1890 && bypass_keystate 1647 && bypass_keystate
1891 && ev.button == Button1 && MEvent.clicks <= 1) 1648 && ev.button == Button1 && MEvent.clicks <= 1)
1892 selection_extend (ev.x, ev.y, 0); 1649 selection_extend (ev.x, ev.y, 0);
1893 1650
1894 switch (ev.button) 1651 switch (ev.button)
1652 {
1653 case Button1:
1654 case Button3:
1655 selection_make (ev.time);
1656 break;
1657 case Button2:
1658 selection_request (ev.time, ev.x, ev.y);
1659 break;
1660#ifdef MOUSE_WHEEL
1661 case Button4:
1662 case Button5:
1895 { 1663 {
1896 case Button1: 1664 int i;
1897 case Button3: 1665 page_dirn v;
1898 selection_make (ev.time); 1666
1667 v = (ev.button == Button4) ? UP : DN;
1668 if (ev.state & ShiftMask)
1899 break; 1669 i = 1;
1900 case Button2: 1670 else if ((Options & Opt_mouseWheelScrollPage))
1901 selection_request (ev.time, ev.x, ev.y); 1671 i = TermWin.nrow - 1;
1672 else
1902 break; 1673 i = 5;
1903#ifdef MOUSE_WHEEL 1674# ifdef MOUSE_SLIP_WHEELING
1904 case Button4: 1675 if (ev.state & ControlMask)
1905 case Button5:
1906 { 1676 {
1907 int i;
1908 page_dirn v;
1909
1910 v = (ev.button == Button4) ? UP : DN;
1911 if (ev.state & ShiftMask)
1912 i = 1;
1913 else if ((Options & Opt_mouseWheelScrollPage))
1914 i = TermWin.nrow - 1;
1915 else
1916 i = 5;
1917# ifdef MOUSE_SLIP_WHEELING
1918 if (ev.state & ControlMask)
1919 {
1920 mouse_slip_wheel_speed += (v ? -1 : 1); 1677 mouse_slip_wheel_speed += (v ? -1 : 1);
1921 mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY; 1678 mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1922 } 1679 }
1923# endif 1680# endif
1924# ifdef JUMP_MOUSE_WHEEL 1681# ifdef JUMP_MOUSE_WHEEL
1682 scr_page (v, i);
1683 scr_refresh (SMOOTH_REFRESH);
1684 scrollbar_show (1);
1685# else
1686 while (i--)
1687 {
1925 scr_page (v, i); 1688 scr_page (v, 1);
1926 scr_refresh (SMOOTH_REFRESH); 1689 scr_refresh (SMOOTH_REFRESH);
1927 scrollbar_show (1); 1690 scrollbar_show (1);
1928# else
1929 while (i--)
1930 {
1931 scr_page (v, 1);
1932 scr_refresh (SMOOTH_REFRESH);
1933 scrollbar_show (1);
1934 } 1691 }
1935# endif 1692# endif
1936 1693
1937 }
1938 break;
1939#endif
1940
1941 } 1694 }
1695 break;
1696#endif
1697
1942 } 1698 }
1943 } 1699 }
1944#ifdef MENUBAR 1700#ifdef MENUBAR
1945 else if (isMenuBarWindow (ev.window)) 1701 else if (isMenuBarWindow (ev.window))
1946 menubar_control (ev); 1702 menubar_control (ev);
2008 if (have_pixmap) 1764 if (have_pixmap)
2009 { 1765 {
2010 /* 1766 /*
2011 * Copy display->root pixmap transparency 1767 * Copy display->root pixmap transparency
2012 */ 1768 */
2013 int sx, sy, nx, ny; 1769 int sx, sy, nx, ny;
2014 unsigned int nw, nh; 1770 unsigned int nw, nh;
2015 Window cr; 1771 Window cr;
2016 XImage *image; 1772 XImage *image;
2017 GC gc; 1773 GC gc;
2018 XGCValues gcvalue; 1774 XGCValues gcvalue;
2019 1775
2020 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1776 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
2021 0, 0, &sx, &sy, &cr); 1777 0, 0, &sx, &sy, &cr);
2022 nw = (unsigned int)szHint.width; 1778 nw = (unsigned int)szHint.width;
2023 nh = (unsigned int)szHint.height; 1779 nh = (unsigned int)szHint.height;
2024 nx = ny = 0; 1780 nx = ny = 0;
1781
2025 if (sx < 0) 1782 if (sx < 0)
2026 { 1783 {
2027 nw += sx; 1784 nw += sx;
2028 nx = -sx; 1785 nx = -sx;
2029 sx = 0; 1786 sx = 0;
2030 } 1787 }
1788
2031 if (sy < 0) 1789 if (sy < 0)
2032 { 1790 {
2033 nh += sy; 1791 nh += sy;
2034 ny = -sy; 1792 ny = -sy;
2035 sy = 0; 1793 sy = 0;
2036 } 1794 }
1795
2037 MIN_IT (nw, (unsigned int) (wrootattr.width - sx)); 1796 MIN_IT (nw, (unsigned int) (wrootattr.width - sx));
2038 MIN_IT (nh, (unsigned int) (wrootattr.height - sy)); 1797 MIN_IT (nh, (unsigned int) (wrootattr.height - sy));
2039 allowedxerror = -1; 1798 allowedxerror = -1;
2040 image = XGetImage (display->display, rootpixmap, sx, sy, nw, nh, AllPlanes, 1799 image = XGetImage (display->display, rootpixmap, sx, sy, nw, nh, AllPlanes,
2041 ZPixmap); 1800 ZPixmap);
2074 if (!am_transparent || !am_pixmap_trans) 1833 if (!am_transparent || !am_pixmap_trans)
2075 pchanged = 1; 1834 pchanged = 1;
2076 am_transparent = am_pixmap_trans = 1; 1835 am_transparent = am_pixmap_trans = 1;
2077 } 1836 }
2078 } 1837 }
1838
2079 if (!am_pixmap_trans) 1839 if (!am_pixmap_trans)
2080 { 1840 {
2081 unsigned int n; 1841 unsigned int n;
2082 /* 1842 /*
2083 * InheritPixmap transparency 1843 * InheritPixmap transparency
2098 break; 1858 break;
2099 } 1859 }
2100 if (oldp != TermWin.parent[i]) 1860 if (oldp != TermWin.parent[i])
2101 pchanged = 1; 1861 pchanged = 1;
2102 } 1862 }
1863
2103 n = 0; 1864 n = 0;
1865
2104 if (pchanged) 1866 if (pchanged)
2105 { 1867 {
2106 for (; n < (unsigned int)i; n++) 1868 for (; n < (unsigned int)i; n++)
2107 { 1869 {
2108 XGetWindowAttributes (display->display, TermWin.parent[n], &wattr); 1870 XGetWindowAttributes (display->display, TermWin.parent[n], &wattr);
2112 n = (int) (sizeof (TermWin.parent) / sizeof (Window)) + 1; 1874 n = (int) (sizeof (TermWin.parent) / sizeof (Window)) + 1;
2113 break; 1875 break;
2114 } 1876 }
2115 } 1877 }
2116 } 1878 }
1879
2117 if (n > (int) (sizeof (TermWin.parent) 1880 if (n > (int) (sizeof (TermWin.parent)
2118 / sizeof (TermWin.parent[0]))) 1881 / sizeof (TermWin.parent[0])))
2119 { 1882 {
2120 D_X ((stderr, "InheritPixmap Turning off")); 1883 D_X ((stderr, "InheritPixmap Turning off"));
2121 XSetWindowBackground (display->display, TermWin.parent[0], 1884 XSetWindowBackground (display->display, TermWin.parent[0],
2144 ParentRelative); 1907 ParentRelative);
2145 XSetWindowBackgroundPixmap (display->display, TermWin.vt, 1908 XSetWindowBackgroundPixmap (display->display, TermWin.vt,
2146 ParentRelative); 1909 ParentRelative);
2147 am_transparent = 1; 1910 am_transparent = 1;
2148 } 1911 }
1912
2149 for (; i < (int) (sizeof (TermWin.parent) / sizeof (Window)); i++) 1913 for (; i < (int) (sizeof (TermWin.parent) / sizeof (Window)); i++)
2150 TermWin.parent[i] = None; 1914 TermWin.parent[i] = None;
2151 } 1915 }
2152 return pchanged; 1916 return pchanged;
2153} 1917}
2154#endif 1918#endif
2155 1919
2156/*}}} */ 1920/*}}} */
1921
1922bool
1923rxvt_term::cmd_parse ()
1924{
1925 bool flag = false;
1926 unicode_t ch = NOCHAR;
1927 unsigned char *seq_begin; // remember start of esc-sequence here
1928
1929 for (;;)
1930 {
1931 if (ch == NOCHAR)
1932 {
1933 seq_begin = cmdbuf_ptr;
1934 ch = next_char ();
1935 }
1936
1937 if (ch == NOCHAR) // TODO: improve
1938 break;
1939
1940 if (!IS_CONTROL (ch) || ch == '\t' || ch == '\n' || ch == '\r')
1941 {
1942 /* Read a text string from the input buffer */
1943 unicode_t buf[UBUFSIZ];
1944 bool refreshnow = false;
1945 int nlines = 0;
1946 unicode_t *str = buf;
1947
1948 *str++ = ch;
1949
1950 for (;;)
1951 {
1952 seq_begin = cmdbuf_ptr;
1953 ch = next_char ();
1954
1955 if (ch == NOCHAR || (IS_CONTROL (ch) && ch != '\t' && ch != '\n' && ch != '\r'))
1956 break;
1957
1958 *str++ = ch;
1959
1960 if (ch == '\n')
1961 {
1962 nlines++;
1963 refresh_count++;
1964
1965 if (! (Options & Opt_jumpScroll)
1966 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
1967 {
1968 refreshnow = true;
1969 flag = true;
1970 ch = NOCHAR;
1971 break;
1972 }
1973
1974 // scr_add_lines only works for nlines < TermWin.nrow - 1.
1975 if (nlines >= TermWin.nrow - 1)
1976 {
1977 scr_add_lines (buf, nlines, str - buf);
1978 nlines = 0;
1979 str = buf;
1980 }
1981 }
1982
1983 if (str >= buf + UBUFSIZ)
1984 {
1985 ch = NOCHAR;
1986 break;
1987 }
1988 }
1989
1990 scr_add_lines (buf, nlines, str - buf);
1991
1992 /*
1993 * If there have been a lot of new lines, then update the screen
1994 * What the heck I'll cheat and only refresh less than every page-full.
1995 * the number of pages between refreshes is refresh_limit, which
1996 * is incremented here because we must be doing flat-out scrolling.
1997 *
1998 * refreshing should be correct for small scrolls, because of the
1999 * time-out
2000 */
2001 if (refreshnow)
2002 {
2003 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
2004 refresh_limit++;
2005
2006 scr_refresh (refresh_type);
2007 }
2008
2009 }
2010 else
2011 {
2012 try
2013 {
2014 process_nonprinting (ch);
2015 }
2016 catch (const class out_of_input &o)
2017 {
2018 // we ran out of input, retry later
2019 cmdbuf_ptr = seq_begin;
2020 break;
2021 }
2022
2023 ch = NOCHAR;
2024 }
2025 }
2026
2027 return flag;
2028}
2029
2030// read the next character
2031unicode_t
2032rxvt_term::next_char ()
2033{
2034 while (cmdbuf_ptr < cmdbuf_endp)
2035 {
2036 // assume 7-bit to be ascii ALWAYS
2037 if (*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b)
2038 return *cmdbuf_ptr++;
2039
2040 wchar_t wc;
2041 size_t len = mbrtowc (&wc, (char *)cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2042
2043 if (len == (size_t)-2)
2044 {
2045 // the mbstate stores incomplete sequences. didn't know this :/
2046 cmdbuf_ptr = cmdbuf_endp;
2047 break;
2048 }
2049
2050 if (len == (size_t)-1)
2051 return *cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
2052
2053 // assume wchar == unicode
2054 cmdbuf_ptr += len;
2055 return wc;
2056 }
2057
2058 return NOCHAR;
2059}
2060
2061/* rxvt_cmd_getc () - Return next input character */
2062/*
2063 * Return the next input character after first passing any keyboard input
2064 * to the command.
2065 */
2066unicode_t
2067rxvt_term::cmd_getc ()
2068{
2069 unicode_t c = next_char ();
2070
2071 if (c == NOCHAR)
2072 throw out_of_input;
2073
2074 return c;
2075}
2157 2076
2158/*{{{ print pipe */ 2077/*{{{ print pipe */
2159/*----------------------------------------------------------------------*/ 2078/*----------------------------------------------------------------------*/
2160#ifdef PRINTPIPE 2079#ifdef PRINTPIPE
2161FILE * 2080FILE *
2162rxvt_term::popen_printer () 2081rxvt_term::popen_printer ()
2163{ 2082{
2164 FILE *stream = popen (rs[Rs_print_pipe], "w"); 2083 FILE *stream = popen (rs[Rs_print_pipe], "w");
2165 2084
2166 if (stream == NULL) 2085 if (stream == NULL)
2167 rxvt_print_error ("can't open printer pipe"); 2086 rxvt_warn ("can't open printer pipe, not printing.\n");
2087
2168 return stream; 2088 return stream;
2169} 2089}
2170 2090
2171int 2091int
2172rxvt_term::pclose_printer (FILE *stream) 2092rxvt_term::pclose_printer (FILE *stream)
2173{ 2093{
2174 fflush (stream); 2094 fflush (stream);
2175 /* pclose () reported not to work on SunOS 4.1.3 */
2176# if defined (__sun__) /* TODO: RESOLVE THIS */
2177 /* pclose works provided SIGCHLD handler uses waitpid */
2178 return pclose (stream); /* return fclose (stream); */
2179# else
2180 return pclose (stream); 2095 return pclose (stream);
2181# endif
2182} 2096}
2183 2097
2184/* 2098/*
2185 * simulate attached vt100 printer 2099 * simulate attached vt100 printer
2186 */ 2100 */
2187void 2101void
2188rxvt_term::process_print_pipe () 2102rxvt_term::process_print_pipe ()
2189{ 2103{
2190 int done; 2104 int done;
2191 FILE *fd; 2105 FILE *fd;
2192 2106
2193 if ((fd = popen_printer ()) == NULL) 2107 if ((fd = popen_printer ()) == NULL)
2194 return; 2108 return;
2195 2109
2196 /* 2110 /*
2197 * Send all input to the printer until either ESC[4i or ESC[?4i 2111 * Send all input to the printer until either ESC[4i or ESC[?4i
2198 * is received. 2112 * is received.
2199 */ 2113 */
2200 for (done = 0; !done;) 2114 for (done = 0; !done;)
2201 { 2115 {
2202 unsigned char buf[8]; 2116 unsigned char buf[8];
2203 unsigned char ch; 2117 unicode_t ch;
2204 unsigned int i, len; 2118 unsigned int i, len;
2205 2119
2206 if ((ch = cmd_getc ()) != C0_ESC) 2120 if ((ch = cmd_getc ()) != C0_ESC)
2207 { 2121 {
2208 if (putc (ch, fd) == EOF) 2122 if (putc (ch, fd) == EOF)
2209 break; /* done = 1 */ 2123 break; /* done = 1 */
2224 { 2138 {
2225 if ((buf[len++] = cmd_getc ()) == 'i') 2139 if ((buf[len++] = cmd_getc ()) == 'i')
2226 break; /* done = 1 */ 2140 break; /* done = 1 */
2227 } 2141 }
2228 } 2142 }
2143
2229 for (i = 0; i < len; i++) 2144 for (i = 0; i < len; i++)
2230 if (putc (buf[i], fd) == EOF) 2145 if (putc (buf[i], fd) == EOF)
2231 { 2146 {
2232 done = 1; 2147 done = 1;
2233 break; 2148 break;
2234 } 2149 }
2235 } 2150 }
2236 } 2151 }
2152
2237 pclose_printer (fd); 2153 pclose_printer (fd);
2238} 2154}
2239#endif /* PRINTPIPE */ 2155#endif /* PRINTPIPE */
2240/*}}} */ 2156/*}}} */
2241 2157
2249}; 2165};
2250/* *INDENT-ON* */ 2166/* *INDENT-ON* */
2251 2167
2252/*{{{ process non-printing single characters */ 2168/*{{{ process non-printing single characters */
2253void 2169void
2254rxvt_term::process_nonprinting (unsigned char ch) 2170rxvt_term::process_nonprinting (unicode_t ch)
2255{ 2171{
2256 switch (ch) 2172 switch (ch)
2257 { 2173 {
2174 case C0_ESC:
2175 process_escape_seq ();
2176 break;
2258 case C0_ENQ: /* terminal Status */ 2177 case C0_ENQ: /* terminal Status */
2259 if (rs[Rs_answerbackstring]) 2178 if (rs[Rs_answerbackstring])
2260 tt_write ( 2179 tt_write (
2261 (const unsigned char *)rs[Rs_answerbackstring], 2180 (const unsigned char *)rs[Rs_answerbackstring],
2262 (unsigned int)STRLEN (rs[Rs_answerbackstring])); 2181 (unsigned int)STRLEN (rs[Rs_answerbackstring]));
2285 scr_charset_choose (1); 2204 scr_charset_choose (1);
2286 break; 2205 break;
2287 case C0_SI: /* shift in - acs */ 2206 case C0_SI: /* shift in - acs */
2288 scr_charset_choose (0); 2207 scr_charset_choose (0);
2289 break; 2208 break;
2209
2210 // 8-bit controls
2211 case 0x90: /* DCS */
2212 process_dcs_seq ();
2213 break;
2214 case 0x9b: /* CSI */
2215 process_csi_seq ();
2216 break;
2217 case 0x9d: /* CSI */
2218 process_osc_seq ();
2219 break;
2290 } 2220 }
2291} 2221}
2292/*}}} */ 2222/*}}} */
2293 2223
2294 2224
2295/*{{{ process VT52 escape sequences */ 2225/*{{{ process VT52 escape sequences */
2296void 2226void
2297rxvt_term::process_escape_vt52 (unsigned char ch) 2227rxvt_term::process_escape_vt52 (unicode_t ch)
2298{ 2228{
2299 int row, col; 2229 int row, col;
2300 2230
2301 switch (ch) 2231 switch (ch)
2302 { 2232 {
2354 2284
2355/*{{{ process escape sequences */ 2285/*{{{ process escape sequences */
2356void 2286void
2357rxvt_term::process_escape_seq () 2287rxvt_term::process_escape_seq ()
2358{ 2288{
2359 unsigned char ch = cmd_getc (); 2289 unicode_t ch = cmd_getc ();
2360 2290
2361 if (PrivateModes & PrivMode_vt52) 2291 if (PrivateModes & PrivMode_vt52)
2362 { 2292 {
2363 process_escape_vt52 (ch); 2293 process_escape_vt52 (ch);
2364 return; 2294 return;
2381 scr_charset_set (2, (unsigned int)cmd_getc ()); 2311 scr_charset_set (2, (unsigned int)cmd_getc ());
2382 break; 2312 break;
2383 case '+': 2313 case '+':
2384 scr_charset_set (3, (unsigned int)cmd_getc ()); 2314 scr_charset_set (3, (unsigned int)cmd_getc ());
2385 break; 2315 break;
2386#ifdef MULTICHAR_SET
2387 case '$':
2388 scr_charset_set (-2, (unsigned int)cmd_getc ());
2389 break;
2390#endif
2391#ifndef NO_FRILLS 2316#ifndef NO_FRILLS
2392 case '6': 2317 case '6':
2393 scr_backindex (); 2318 scr_backindex ();
2394 break; 2319 break;
2395#endif 2320#endif
2417 break; 2342 break;
2418 2343
2419 /* 8.3.87: NEXT LINE */ 2344 /* 8.3.87: NEXT LINE */
2420 case C1_NEL: /* ESC E */ 2345 case C1_NEL: /* ESC E */
2421 { 2346 {
2422 uint32_t nlcr[] = { '\n', '\r' }; 2347 unicode_t nlcr[] = { L'\n', L'\r' };
2423 scr_add_lines (nlcr, 1, 2); 2348 scr_add_lines (nlcr, 1, 2);
2424 } 2349 }
2425 break; 2350 break;
2426 2351
2427 /* kidnapped escape sequence: Should be 8.3.48 */ 2352 /* kidnapped escape sequence: Should be 8.3.48 */
2519/* *INDENT-ON* */ 2444/* *INDENT-ON* */
2520 2445
2521void 2446void
2522rxvt_term::process_csi_seq () 2447rxvt_term::process_csi_seq ()
2523{ 2448{
2524 unsigned char ch, priv, i; 2449 unicode_t ch, priv, i;
2525 unsigned int nargs, p; 2450 unsigned int nargs, p;
2526 int n, ndef; 2451 int n, ndef;
2527 int arg[ESC_ARGS]; 2452 int arg[ESC_ARGS];
2528 2453
2529 for (nargs = ESC_ARGS; nargs > 0;) 2454 for (nargs = ESC_ARGS; nargs > 0;)
2530 arg[--nargs] = 0; 2455 arg[--nargs] = 0;
2531 2456
2532 priv = 0; 2457 priv = 0;
2534 if (ch >= '<' && ch <= '?') 2459 if (ch >= '<' && ch <= '?')
2535 { /* '<' '=' '>' '?' */ 2460 { /* '<' '=' '>' '?' */
2536 priv = ch; 2461 priv = ch;
2537 ch = cmd_getc (); 2462 ch = cmd_getc ();
2538 } 2463 }
2464
2539 /* read any numerical arguments */ 2465 /* read any numerical arguments */
2540 for (n = -1; ch < CSI_ICH; ) 2466 for (n = -1; ch < CSI_ICH; )
2541 { 2467 {
2542 if (isdigit (ch)) 2468 if (isdigit (ch))
2543 { 2469 {
2550 { 2476 {
2551 if (nargs < ESC_ARGS) 2477 if (nargs < ESC_ARGS)
2552 arg[nargs++] = n; 2478 arg[nargs++] = n;
2553 n = -1; 2479 n = -1;
2554 } 2480 }
2555 else if (ch == '\b') 2481 else if (IS_CONTROL (ch))
2556 {
2557 scr_backspace ();
2558 }
2559 else if (ch == C0_ESC)
2560 {
2561 process_escape_seq ();
2562 return;
2563 }
2564 else if (ch < ' ')
2565 {
2566 process_nonprinting (ch); 2482 process_nonprinting (ch);
2567 } 2483
2568 ch = cmd_getc (); 2484 ch = cmd_getc ();
2569 } 2485 }
2570 2486
2571 if (ch > CSI_7F) 2487 if (ch > CSI_7F)
2572 return; 2488 return;
2736 case 7: /* unofficial extension */ 2652 case 7: /* unofficial extension */
2737 tt_printf ("%-.250s\n", rs[Rs_display_name]); 2653 tt_printf ("%-.250s\n", rs[Rs_display_name]);
2738 break; 2654 break;
2739#endif 2655#endif
2740 case 8: /* unofficial extension */ 2656 case 8: /* unofficial extension */
2741 xterm_seq (XTerm_title, APL_NAME "-" VERSION, CHAR_ST); 2657 xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
2742 break; 2658 break;
2743 } 2659 }
2744 break; 2660 break;
2745 2661
2746 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */ 2662 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2814#endif 2730#endif
2815 2731
2816 case CSI_78: /* DECREQTPARM */ 2732 case CSI_78: /* DECREQTPARM */
2817 if (arg[0] == 0 || arg[0] == 1) 2733 if (arg[0] == 0 || arg[0] == 1)
2818 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2); 2734 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
2819 /* FALLTHROUGH */ 2735 break;
2820 2736
2821 default: 2737 default:
2822 break; 2738 break;
2823 } 2739 }
2824} 2740}
2827#ifndef NO_FRILLS 2743#ifndef NO_FRILLS
2828/* ARGSUSED */ 2744/* ARGSUSED */
2829void 2745void
2830rxvt_term::process_window_ops (const int *args, unsigned int nargs) 2746rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2831{ 2747{
2832 int x, y; 2748 int x, y;
2833#if 0
2834 char *s;
2835#endif
2836 XWindowAttributes wattr; 2749 XWindowAttributes wattr;
2837 Window wdummy; 2750 Window wdummy;
2838 2751
2839 if (nargs == 0) 2752 if (nargs == 0)
2840 return; 2753 return;
2754
2841 switch (args[0]) 2755 switch (args[0])
2842 { 2756 {
2843 /* 2757 /*
2844 * commands 2758 * commands
2845 */ 2759 */
2846 case 1: /* deiconify window */ 2760 case 1: /* deiconify window */
2847 XMapWindow (display->display, TermWin.parent[0]); 2761 XMapWindow (display->display, TermWin.parent[0]);
2848 break; 2762 break;
2849 case 2: /* iconify window */ 2763 case 2: /* iconify window */
2850 XIconifyWindow (display->display, TermWin.parent[0], 2764 XIconifyWindow (display->display, TermWin.parent[0],
2867 break; 2781 break;
2868 case 8: /* set size (chars) */ 2782 case 8: /* set size (chars) */
2869 set_widthheight ((unsigned int) (args[2] * TermWin.fwidth), 2783 set_widthheight ((unsigned int) (args[2] * TermWin.fwidth),
2870 (unsigned int) (args[1] * TermWin.fheight)); 2784 (unsigned int) (args[1] * TermWin.fheight));
2871 break; 2785 break;
2786
2787 //case 9: NYI, TODO, restore maximized window or maximize window
2872 default: 2788 default:
2873 if (args[0] >= 24) /* set height (chars) */ 2789 if (args[0] >= 24) /* set height (chars) */
2874 set_widthheight ((unsigned int)TermWin.width, 2790 set_widthheight ((unsigned int)TermWin.width,
2875 (unsigned int) (args[1] * TermWin.fheight)); 2791 (unsigned int) (args[1] * TermWin.fheight));
2876 break; 2792 break;
2793
2794
2877 /* 2795 /*
2878 * reports - some output format copied from XTerm 2796 * reports - some output format copied from XTerm
2879 */ 2797 */
2880 case 11: /* report window state */ 2798 case 11: /* report window state */
2881 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr); 2799 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2882 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 2800 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2883 break; 2801 break;
2884 case 13: /* report window position */ 2802 case 13: /* report window position */
2890 break; 2808 break;
2891 case 14: /* report window size (pixels) */ 2809 case 14: /* report window size (pixels) */
2892 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr); 2810 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2893 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width); 2811 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2894 break; 2812 break;
2895 case 18: /* report window size (chars) */ 2813 case 18: /* report text area size (chars) */
2896 tt_printf ("\033[8;%d;%dt", TermWin.nrow, TermWin.ncol); 2814 tt_printf ("\033[8;%d;%dt", TermWin.nrow, TermWin.ncol);
2815 break;
2816 case 19: /* report window size (chars) */
2817 tt_printf ("\033[9;%d;%dt", TermWin.nrow, TermWin.ncol);
2897 break; 2818 break;
2898#if 0 /* XXX: currently disabled due to security concerns */ 2819#if 0 /* XXX: currently disabled due to security concerns */
2899 case 20: /* report icon label */ 2820 case 20: /* report icon label */
2900 XGetIconName (display->display, TermWin.parent[0], &s); 2821 XGetIconName (display->display, TermWin.parent[0], &s);
2901 tt_printf ("\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 2822 tt_printf ("\033]L%-.200s\234", s ? s : ""); /* 8bit ST */
2903 case 21: /* report window title */ 2824 case 21: /* report window title */
2904 XFetchName (display->display, TermWin.parent[0], &s); 2825 XFetchName (display->display, TermWin.parent[0], &s);
2905 tt_printf ("\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 2826 tt_printf ("\033]l%-.200s\234", s ? s : ""); /* 8bit ST */
2906 break; 2827 break;
2907#endif 2828#endif
2908
2909 } 2829 }
2910} 2830}
2911#endif 2831#endif
2912 2832
2913/*----------------------------------------------------------------------*/ 2833/*----------------------------------------------------------------------*/
2914/* 2834/*
2915 * get input up until STRING TERMINATOR (or BEL) 2835 * get input up until STRING TERMINATOR (or BEL)
2916 * ends_how is terminator used. returned input must be free ()d 2836 * ends_how is terminator used. returned input must be free ()d
2917 */ 2837 */
2918unsigned char * 2838unsigned char *
2919rxvt_term::get_to_st (unsigned char *ends_how) 2839rxvt_term::get_to_st (unicode_t &ends_how)
2920{ 2840{
2921 int seen_esc = 0; /* seen escape? */ 2841 int seen_esc = 0; /* seen escape? */
2922 unsigned int n = 0; 2842 unsigned int n = 0;
2923 unsigned char *s; 2843 unsigned char *s;
2844 unicode_t ch;
2924 unsigned char ch, string[STRING_MAX]; 2845 unsigned char string[STRING_MAX];
2925 2846
2926 for (; (ch = cmd_getc ());) 2847 while ((ch = cmd_getc ()))
2927 { 2848 {
2928 if (ch == C0_BEL 2849 if (ch == C0_BEL
2929 || ch == CHAR_ST 2850 || ch == CHAR_ST
2930 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 2851 || (ch == 0x5c && seen_esc)) /* 7bit ST */
2931 break; 2852 break;
2853
2932 if (ch == C0_ESC) 2854 if (ch == C0_ESC)
2933 { 2855 {
2934 seen_esc = 1; 2856 seen_esc = 1;
2935 continue; 2857 continue;
2936 } 2858 }
2937 else if (ch == '\t') 2859 else if (ch == '\t')
2938 ch = ' '; /* translate '\t' to space */ 2860 ch = ' '; /* translate '\t' to space */
2939 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20)) 2861 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2940 return NULL; /* other control character - exit */ 2862 return NULL; /* other control character - exit */
2863
2941 if (n < sizeof (string) - 1) 2864 if (n < sizeof (string) - 1)
2942 string[n++] = ch; 2865 string[n++] = ch;
2866
2943 seen_esc = 0; 2867 seen_esc = 0;
2944 } 2868 }
2869
2945 string[n++] = '\0'; 2870 string[n++] = '\0';
2871
2946 if ((s = (unsigned char *)rxvt_malloc (n)) == NULL) 2872 if ((s = (unsigned char *)rxvt_malloc (n)) == NULL)
2947 return NULL; 2873 return NULL;
2874
2948 *ends_how = (ch == 0x5c ? C0_ESC : ch); 2875 ends_how = (ch == 0x5c ? C0_ESC : ch);
2949 STRNCPY (s, string, n); 2876 STRNCPY (s, string, n);
2950 return s; 2877 return s;
2951} 2878}
2952 2879
2953/*----------------------------------------------------------------------*/ 2880/*----------------------------------------------------------------------*/
2955 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 2882 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2956 */ 2883 */
2957void 2884void
2958rxvt_term::process_dcs_seq () 2885rxvt_term::process_dcs_seq ()
2959{ 2886{
2960 unsigned char eh, *s; 2887 unsigned char *s;
2888 unicode_t eh;
2889
2961 /* 2890 /*
2962 * Not handled yet 2891 * Not handled yet
2963 */ 2892 */
2964 s = get_to_st (&eh); 2893 s = get_to_st (eh);
2965 if (s) 2894 if (s)
2966 free (s); 2895 free (s);
2896
2967 return; 2897 return;
2968} 2898}
2969 2899
2970/*----------------------------------------------------------------------*/ 2900/*----------------------------------------------------------------------*/
2971/* 2901/*
2972 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 2902 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2973 */ 2903 */
2974void 2904void
2975rxvt_term::process_osc_seq () 2905rxvt_term::process_osc_seq ()
2976{ 2906{
2977 unsigned char ch, eh, *s; 2907 unicode_t ch, eh;
2978 int arg; 2908 int arg;
2979 2909
2980 ch = cmd_getc (); 2910 ch = cmd_getc ();
2981 for (arg = 0; isdigit (ch); ch = cmd_getc ()) 2911 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2982 arg = arg * 10 + (ch - '0'); 2912 arg = arg * 10 + (ch - '0');
2983 2913
2984 if (ch == ';') 2914 if (ch == ';')
2985 { 2915 {
2986 s = get_to_st (&eh); 2916 unsigned char *s = get_to_st (eh);
2917
2987 if (s) 2918 if (s)
2988 { 2919 {
2989 /* 2920 /*
2990 * rxvt_menubar_dispatch () violates the constness of the string, 2921 * rxvt_menubar_dispatch () violates the constness of the string,
2991 * so do it here 2922 * so do it here
2996#else 2927#else
2997 (void)0; 2928 (void)0;
2998#endif 2929#endif
2999 else 2930 else
3000 xterm_seq (arg, (char *)s, eh); 2931 xterm_seq (arg, (char *)s, eh);
2932
3001 free (s); 2933 free (s);
3002 } 2934 }
3003 } 2935 }
3004} 2936}
3005/* 2937/*
3020 * 10 = menu (may change in future) 2952 * 10 = menu (may change in future)
3021 * 20 = bg pixmap 2953 * 20 = bg pixmap
3022 * 39 = change default fg color 2954 * 39 = change default fg color
3023 * 49 = change default bg color 2955 * 49 = change default bg color
3024 * 55 = dump scrollback buffer and all of screen 2956 * 55 = dump scrollback buffer and all of screen
2957 * 701 = change locale
2958 * 702 = find font
3025 */ 2959 */
3026void 2960void
3027rxvt_term::xterm_seq (int op, const char *str, unsigned char resp __attribute__ ((unused))) 2961rxvt_term::xterm_seq (int op, const char *str, unsigned char resp __attribute__ ((unused)))
3028{ 2962{
3029 int changed = 0; 2963 int changed = 0;
3030 int color; 2964 int color;
3031 char *buf, *name; 2965 char *buf, *name;
3032 2966
3033 assert (str != NULL); 2967 assert (str != NULL);
3034 switch (op) 2968 switch (op)
3035 { 2969 {
3036 case XTerm_name: 2970 case XTerm_name:
3037 set_title (str); 2971 set_title (str);
3038 /* FALLTHROUGH */ 2972 /* FALLTHROUGH */
3039 case XTerm_iconName: 2973 case XTerm_iconName:
3040 set_iconName (str); 2974 set_icon_name (str);
3041 break; 2975 break;
3042 case XTerm_title: 2976 case XTerm_title:
3043 set_title (str); 2977 set_title (str);
3044 break; 2978 break;
3045 case XTerm_Color: 2979 case XTerm_Color:
3046 for (buf = (char *)str; buf && *buf;) 2980 for (buf = (char *)str; buf && *buf;)
3047 { 2981 {
3048 if ((name = STRCHR (buf, ';')) == NULL) 2982 if ((name = STRCHR (buf, ';')) == NULL)
3049 break; 2983 break;
2984
3050 *name++ = '\0'; 2985 *name++ = '\0';
3051 color = atoi (buf); 2986 color = atoi (buf);
2987
3052 if (color < 0 || color >= TOTAL_COLORS) 2988 if (color < 0 || color >= TOTAL_COLORS)
3053 break; 2989 break;
2990
3054 if ((buf = STRCHR (name, ';')) != NULL) 2991 if ((buf = STRCHR (name, ';')) != NULL)
3055 *buf++ = '\0'; 2992 *buf++ = '\0';
2993
3056 set_window_color (color + minCOLOR, name); 2994 set_window_color (color + minCOLOR, name);
3057 } 2995 }
3058 break; 2996 break;
3059#ifndef NO_CURSORCOLOR 2997#ifndef NO_CURSORCOLOR
3060 case XTerm_Color_cursor: 2998 case XTerm_Color_cursor:
3113 break; 3051 break;
3114 case XTerm_restoreBG: 3052 case XTerm_restoreBG:
3115 set_window_color (Color_bg, str); 3053 set_window_color (Color_bg, str);
3116 break; 3054 break;
3117 case XTerm_logfile: 3055 case XTerm_logfile:
3056 // TODO, when secure mode?
3118 break; 3057 break;
3119 case XTerm_font: 3058 case XTerm_font:
3120 change_font (0, str); 3059 change_font (str);
3121 break; 3060 break;
3061#ifndef NO_FRILLS
3062 case XTerm_locale:
3063 if (str[0] == '?' && !str[1])
3064 tt_printf ("%-.250s\n", locale);
3065 else
3066 {
3067 set_locale (str);
3068# ifdef USE_XIM
3069 im_cb ();
3070# endif
3071 }
3072 break;
3073 case XTerm_findfont:
3074 {
3075 int fid = TermWin.fontset->find_font (atoi (str));
3076 tt_printf ("%d %-.250s\n", fid, (*TermWin.fontset)[fid]->name);
3077 }
3078 break;
3079#endif
3122#if 0 3080#if 0
3123 case XTerm_dumpscreen: /* no error notices */ 3081 case XTerm_dumpscreen: /* no error notices */
3124 { 3082 {
3125 int fd; 3083 int fd;
3126 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) 3084 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3129 close (fd); 3087 close (fd);
3130 } 3088 }
3131 } 3089 }
3132 break; 3090 break;
3133#endif 3091#endif
3134
3135 } 3092 }
3136} 3093}
3137/*----------------------------------------------------------------------*/ 3094/*----------------------------------------------------------------------*/
3138 3095
3139/*{{{ process DEC private mode sequences `ESC [ ? Ps mode' */ 3096/*{{{ process DEC private mode sequences `ESC [ ? Ps mode' */
3147 * so no need for fancy checking 3104 * so no need for fancy checking
3148 */ 3105 */
3149int 3106int
3150rxvt_term::privcases (int mode, unsigned long bit) 3107rxvt_term::privcases (int mode, unsigned long bit)
3151{ 3108{
3152 int state; 3109 int state;
3153 3110
3154 if (mode == 's') 3111 if (mode == 's')
3155 { 3112 {
3156 SavedModes |= (PrivateModes & bit); 3113 SavedModes |= (PrivateModes & bit);
3157 return -1; 3114 return -1;
3162 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */ 3119 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3163 else 3120 else
3164 state = (mode == 't') ? ! (PrivateModes & bit) : mode; 3121 state = (mode == 't') ? ! (PrivateModes & bit) : mode;
3165 PrivMode (state, bit); 3122 PrivMode (state, bit);
3166 } 3123 }
3124
3167 return state; 3125 return state;
3168} 3126}
3169 3127
3170/* we're not using priv _yet_ */ 3128/* we're not using priv _yet_ */
3171void 3129void
3172rxvt_term::process_terminal_mode (int mode, int priv __attribute__ ((unused)), unsigned int nargs, const int *arg) 3130rxvt_term::process_terminal_mode (int mode, int priv __attribute__ ((unused)), unsigned int nargs, const int *arg)
3173{ 3131{
3174 unsigned int i, j; 3132 unsigned int i, j;
3175 int state; 3133 int state;
3134
3176 static const struct 3135 static const struct
3177 { 3136 {
3178 const int argval; 3137 const int argval;
3179 const unsigned long bit; 3138 const unsigned long bit;
3180 } 3139 }
3140
3181 argtopriv[] = { 3141 argtopriv[] = {
3182 { 1, PrivMode_aplCUR }, 3142 { 1, PrivMode_aplCUR },
3183 { 2, PrivMode_vt52 }, 3143 { 2, PrivMode_vt52 },
3184 { 3, PrivMode_132 }, 3144 { 3, PrivMode_132 },
3185 { 4, PrivMode_smoothScroll }, 3145 { 4, PrivMode_smoothScroll },
3191 { menuBar_esc, PrivMode_menuBar }, 3151 { menuBar_esc, PrivMode_menuBar },
3192#endif 3152#endif
3193#ifdef scrollBar_esc 3153#ifdef scrollBar_esc
3194 { scrollBar_esc, PrivMode_scrollBar }, 3154 { scrollBar_esc, PrivMode_scrollBar },
3195#endif 3155#endif
3156 // 18, 19 printing-related
3196 { 25, PrivMode_VisibleCursor }, 3157 { 25, PrivMode_VisibleCursor },
3158 // 30 show scrollbar rxvt. extension
3197 { 35, PrivMode_ShiftKeys }, 3159 { 35, PrivMode_ShiftKeys }, // rxvt extension
3198 { 40, PrivMode_132OK }, 3160 { 40, PrivMode_132OK },
3161 // 41 xterm more fixes NYI
3162 // 45 margin bell NYI
3163 // 46 start logging
3199 { 47, PrivMode_Screen }, 3164 { 47, PrivMode_Screen },
3200 { 66, PrivMode_aplKP }, 3165 { 66, PrivMode_aplKP },
3201#ifndef NO_BACKSPACE_KEY 3166#ifndef NO_BACKSPACE_KEY
3202 { 67, PrivMode_BackSpace }, 3167 { 67, PrivMode_BackSpace },
3203#endif 3168#endif
3204 { 1000, PrivMode_MouseX11 }, 3169 { 1000, PrivMode_MouseX11 },
3170 // 1001 Use Hilite Mouse Tracking. NYI, TODO
3171 // 1002 Use Cell Motion Mouse Tracking. NYI, TODO
3172 // 1003 Use All Motion Mouse Tracking. NYI, TODO
3205 { 1010, PrivMode_TtyOutputInh }, 3173 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3206 { 1011, PrivMode_Keypress }, 3174 { 1011, PrivMode_Keypress }, // rxvt extension
3175 // 1035 enable modifiers for alt, numlock NYI
3176 // 1036 send ESC for meta keys NYI
3177 // 1037 send DEL for keypad delete NYI
3207 { 1047, PrivMode_Screen }, 3178 { 1047, PrivMode_Screen },
3179 // 1048 save and restore cursor
3208 { 1049, PrivMode_Screen }, /* xterm extension, not fully implemented */ 3180 { 1049, PrivMode_Screen }, /* xterm extension, not fully implemented */
3181 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3209 }; 3182 };
3210 3183
3211 if (nargs == 0) 3184 if (nargs == 0)
3212 return; 3185 return;
3213 3186
3228 state = privcases (mode, argtopriv[j].bit); 3201 state = privcases (mode, argtopriv[j].bit);
3229 break; 3202 break;
3230 } 3203 }
3231 3204
3232 /* extra handling for values with state unkept */ 3205 /* extra handling for values with state unkept */
3206 switch (arg[i])
3207 {
3208 case 1048: /* alternative cursor save */
3209 case 1049:
3210 if (mode == 0)
3211 scr_cursor (RESTORE);
3212 else if (mode == 1)
3213 scr_cursor (SAVE);
3214 /* FALLTHROUGH */
3215 }
3216
3233 if (state == -1) 3217 if (state >= 0)
3218 /* extra handling for values with valid 0 or 1 state */
3234 switch (arg[i]) 3219 switch (arg[i])
3235 { 3220 {
3236 case 1048: /* alternative cursor save */ 3221 /* case 1: - application cursor keys */
3222 case 2: /* VT52 mode */
3223 /* oddball mode. should be set regardless of set/reset
3224 * parameter. Return from VT52 mode with an ESC < from
3225 * within VT52 mode
3226 */
3227 PrivMode (1, PrivMode_vt52);
3228 break;
3229 case 3: /* 80/132 */
3230 if (PrivateModes & PrivMode_132OK)
3231 set_widthheight (((state ? 132 : 80) * TermWin.fwidth), TermWin.height);
3232 break;
3233 case 4: /* smooth scrolling */
3237 if (mode == 0) 3234 if (state)
3238 scr_cursor (RESTORE); 3235 Options &= ~Opt_jumpScroll;
3239 else if (mode == 1) 3236 else
3240 scr_cursor (SAVE); 3237 Options |= Opt_jumpScroll;
3238 break;
3239 case 5: /* reverse video */
3240 scr_rvideo_mode (state);
3241 break;
3242 case 6: /* relative/absolute origins */
3243 scr_relative_origin (state);
3244 break;
3245 case 7: /* autowrap */
3246 scr_autowrap (state);
3247 break;
3248 /* case 8: - auto repeat, can't do on a per window basis */
3249 case 9: /* X10 mouse reporting */
3250 if (state) /* orthogonal */
3251 PrivateModes &= ~PrivMode_MouseX11;
3252 break;
3253#ifdef menuBar_esc
3254 case menuBar_esc:
3255#ifdef MENUBAR
3256 map_menuBar (state);
3257#endif
3258 break;
3259#endif
3260#ifdef scrollBar_esc
3261 case scrollBar_esc:
3262 if (scrollbar_mapping (state))
3263 {
3264 resize_all_windows (0, 0, 0);
3265 scr_touch (true);
3266 }
3267 break;
3268#endif
3269 case 25: /* visible/invisible cursor */
3270 scr_cursor_visible (state);
3271 break;
3272 /* case 35: - shift keys */
3273 /* case 40: - 80 <--> 132 mode */
3274 case 47: /* secondary screen */
3275 scr_change_screen (state);
3276 break;
3277 /* case 66: - application key pad */
3278 /* case 67: - backspace key */
3279 case 1000: /* X11 mouse reporting */
3280 if (state) /* orthogonal */
3281 PrivateModes &= ~PrivMode_MouseX10;
3282 break;
3283#if 0
3284 case 1001:
3285 break; /* X11 mouse highlighting */
3286#endif
3287 case 1010: /* scroll to bottom on TTY output inhibit */
3288 if (state)
3289 Options &= ~Opt_scrollTtyOutput;
3290 else
3291 Options |= Opt_scrollTtyOutput;
3292 break;
3293 case 1011: /* scroll to bottom on key press */
3294 if (state)
3295 Options |= Opt_scrollTtyKeypress;
3296 else
3297 Options &= ~Opt_scrollTtyKeypress;
3298 break;
3299 case 1047: /* secondary screen w/ clearing */
3300 case 1049: /* better secondary screen w/ clearing, but not fully implemented */
3301 if (current_screen != PRIMARY)
3302 scr_erase_screen (2);
3303
3304 scr_change_screen (state);
3241 /* FALLTHROUGH */ 3305 /* FALLTHROUGH */
3242 default: 3306 default:
3243 continue; /* for (;i;) */ 3307 break;
3244 } 3308 }
3245
3246 /* extra handling for values with valid 0 or 1 state */
3247 switch (arg[i])
3248 {
3249 /* case 1: - application cursor keys */
3250 case 2: /* VT52 mode */
3251 /* oddball mode. should be set regardless of set/reset
3252 * parameter. Return from VT52 mode with an ESC < from
3253 * within VT52 mode
3254 */
3255 PrivMode (1, PrivMode_vt52);
3256 break;
3257 case 3: /* 80/132 */
3258 if (PrivateModes & PrivMode_132OK)
3259 set_widthheight ( (unsigned int) ((state ? 132 : 80) * TermWin.fwidth),
3260 (unsigned int)TermWin.height);
3261 break;
3262 case 4: /* smooth scrolling */
3263 if (state)
3264 Options &= ~Opt_jumpScroll;
3265 else
3266 Options |= Opt_jumpScroll;
3267 break;
3268 case 5: /* reverse video */
3269 scr_rvideo_mode (state);
3270 break;
3271 case 6: /* relative/absolute origins */
3272 scr_relative_origin (state);
3273 break;
3274 case 7: /* autowrap */
3275 scr_autowrap (state);
3276 break;
3277 /* case 8: - auto repeat, can't do on a per window basis */
3278 case 9: /* X10 mouse reporting */
3279 if (state) /* orthogonal */
3280 PrivateModes &= ~ (PrivMode_MouseX11);
3281 break;
3282#ifdef menuBar_esc
3283 case menuBar_esc:
3284#ifdef MENUBAR
3285 map_menuBar (state);
3286#endif
3287 break;
3288#endif
3289#ifdef scrollBar_esc
3290 case scrollBar_esc:
3291 if (scrollbar_mapping (state))
3292 {
3293 resize_all_windows (0, 0, 0);
3294 scr_touch (true);
3295 }
3296 break;
3297#endif
3298 case 25: /* visible/invisible cursor */
3299 scr_cursor_visible (state);
3300 break;
3301 /* case 35: - shift keys */
3302 /* case 40: - 80 <--> 132 mode */
3303 case 47: /* secondary screen */
3304 scr_change_screen (state);
3305 break;
3306 /* case 66: - application key pad */
3307 /* case 67: - backspace key */
3308 case 1000: /* X11 mouse reporting */
3309 if (state) /* orthogonal */
3310 PrivateModes &= ~ (PrivMode_MouseX10);
3311 break;
3312#if 0
3313 case 1001:
3314 break; /* X11 mouse highlighting */
3315#endif
3316 case 1010: /* scroll to bottom on TTY output inhibit */
3317 if (state)
3318 Options &= ~Opt_scrollTtyOutput;
3319 else
3320 Options |= Opt_scrollTtyOutput;
3321 break;
3322 case 1011: /* scroll to bottom on key press */
3323 if (state)
3324 Options |= Opt_scrollTtyKeypress;
3325 else
3326 Options &= ~Opt_scrollTtyKeypress;
3327 break;
3328 case 1047: /* secondary screen w/ clearing */
3329 case 1049: /* better secondary screen w/ clearing, but not fully implemented */
3330 if (current_screen != PRIMARY)
3331 scr_erase_screen (2);
3332 scr_change_screen (state);
3333 /* FALLTHROUGH */
3334 default:
3335 break;
3336 }
3337 } 3309 }
3338} 3310}
3339/*}}} */ 3311/*}}} */
3340 3312
3341/*{{{ process sgr sequences */ 3313/*{{{ process sgr sequences */
3342void 3314void
3343rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg) 3315rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3344{ 3316{
3345 unsigned int i; 3317 unsigned int i;
3346 short rendset; 3318 short rendset;
3347 int rendstyle; 3319 int rendstyle;
3348 3320
3349 if (nargs == 0) 3321 if (nargs == 0)
3350 { 3322 {
3351 scr_rendition (0, ~RS_None); 3323 scr_rendition (0, ~RS_None);
3352 return; 3324 return;
3353 } 3325 }
3326
3354 for (i = 0; i < nargs; i++) 3327 for (i = 0; i < nargs; i++)
3355 { 3328 {
3356 rendset = -1; 3329 rendset = -1;
3357 switch (arg[i]) 3330 switch (arg[i])
3358 { 3331 {
3369 rendset = 1, rendstyle = RS_Blink; 3342 rendset = 1, rendstyle = RS_Blink;
3370 break; 3343 break;
3371 case 7: 3344 case 7:
3372 rendset = 1, rendstyle = RS_RVid; 3345 rendset = 1, rendstyle = RS_RVid;
3373 break; 3346 break;
3347 case 8:
3348 // invisible. NYI
3349 break;
3374 case 22: 3350 case 22:
3375 rendset = 0, rendstyle = RS_Bold; 3351 rendset = 0, rendstyle = RS_Bold;
3376 break; 3352 break;
3377 case 24: 3353 case 24:
3378 rendset = 0, rendstyle = RS_Uline; 3354 rendset = 0, rendstyle = RS_Uline;
3381 rendset = 0, rendstyle = RS_Blink; 3357 rendset = 0, rendstyle = RS_Blink;
3382 break; 3358 break;
3383 case 27: 3359 case 27:
3384 rendset = 0, rendstyle = RS_RVid; 3360 rendset = 0, rendstyle = RS_RVid;
3385 break; 3361 break;
3362 case 28:
3363 // visible. NYI
3364 break;
3386 } 3365 }
3366
3387 if (rendset != -1) 3367 if (rendset != -1)
3388 { 3368 {
3389 scr_rendition (rendset, rendstyle); 3369 scr_rendition (rendset, rendstyle);
3390 continue; /* for (;i;) */ 3370 continue; /* for (;i;) */
3391 } 3371 }
3398 case 33: 3378 case 33:
3399 case 34: 3379 case 34:
3400 case 35: 3380 case 35:
3401 case 36: 3381 case 36:
3402 case 37: 3382 case 37:
3403 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), 3383 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3404 Color_fg);
3405 break; 3384 break;
3406#ifdef TTY_256COLOR 3385#ifdef TTY_256COLOR
3407 case 38: 3386 case 38:
3408 if (nargs > i + 2 && arg[i + 1] == 5) 3387 if (nargs > i + 2 && arg[i + 1] == 5)
3409 { 3388 {
3410 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), 3389 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
3411 Color_fg);
3412 i += 2; 3390 i += 2;
3413 } 3391 }
3414 break; 3392 break;
3415#endif 3393#endif
3416 case 39: /* default fg */ 3394 case 39: /* default fg */
3423 case 43: 3401 case 43:
3424 case 44: 3402 case 44:
3425 case 45: 3403 case 45:
3426 case 46: 3404 case 46:
3427 case 47: 3405 case 47:
3428 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), 3406 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
3429 Color_bg);
3430 break; 3407 break;
3431#ifdef TTY_256COLOR 3408#ifdef TTY_256COLOR
3432 case 48: 3409 case 48:
3433 if (nargs > i + 2 && arg[i + 1] == 5) 3410 if (nargs > i + 2 && arg[i + 1] == 5)
3434 { 3411 {
3435 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), 3412 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
3436 Color_bg);
3437 i += 2; 3413 i += 2;
3438 } 3414 }
3439 break; 3415 break;
3440#endif 3416#endif
3441 case 49: /* default bg */ 3417 case 49: /* default bg */
3474 3450
3475/*{{{ process Rob Nation's own graphics mode sequences */ 3451/*{{{ process Rob Nation's own graphics mode sequences */
3476void 3452void
3477rxvt_term::process_graphics () 3453rxvt_term::process_graphics ()
3478{ 3454{
3479 unsigned char ch, cmd = cmd_getc (); 3455 unicode_t ch, cmd = cmd_getc ();
3480 3456
3481#ifndef RXVT_GRAPHICS
3482 if (cmd == 'Q') 3457 if (cmd == 'Q')
3483 { /* query graphics */ 3458 { /* query graphics */
3484 tt_printf ("\033G0\n"); /* no graphics */ 3459 tt_printf ("\033G0\n"); /* no graphics */
3485 return; 3460 return;
3486 } 3461 }
3487 /* swallow other graphics sequences until terminating ':' */ 3462 /* swallow other graphics sequences until terminating ':' */
3488 do 3463 do
3489 ch = cmd_getc (); 3464 ch = cmd_getc ();
3490 while (ch != ':'); 3465 while (ch != ':');
3491#else
3492 unsigned int nargs;
3493 int args[NGRX_PTS];
3494 unsigned char *text = NULL;
3495
3496 if (cmd == 'Q')
3497 { /* query graphics */
3498 tt_printf ("\033G1\n"); /* yes, graphics (color) */
3499 return;
3500 }
3501 for (nargs = 0; nargs < (sizeof (args) / sizeof (args[0])) - 1;)
3502 {
3503 int neg;
3504
3505 ch = cmd_getc ();
3506 neg = (ch == '-');
3507 if (neg || ch == '+')
3508 ch = cmd_getc ();
3509
3510 for (args[nargs] = 0; isdigit (ch); ch = cmd_getc ())
3511 args[nargs] = args[nargs] * 10 + (ch - '0');
3512 if (neg)
3513 args[nargs] = -args[nargs];
3514
3515 nargs++;
3516 args[nargs] = 0;
3517 if (ch != ';')
3518 break;
3519 }
3520
3521 if ((cmd == 'T') && (nargs >= 5))
3522 {
3523 int i, len = args[4];
3524
3525 text = (unsigned char *)rxvt_malloc ((len + 1) * sizeof (char));
3526
3527 if (text != NULL)
3528 {
3529 for (i = 0; i < len; i++)
3530 text[i] = cmd_getc ();
3531 text[len] = '\0';
3532 }
3533 }
3534 Gr_do_graphics (cmd, nargs, args, text);
3535#endif
3536} 3466}
3537/*}}} */ 3467/*}}} */
3538 3468
3539/* ------------------------------------------------------------------------- */ 3469/* ------------------------------------------------------------------------- */
3540 3470

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