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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.7 by pcg, Tue Nov 25 17:34:47 2003 UTC vs.
Revision 1.599 by root, Fri Dec 23 21:46:46 2022 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.7 2003/11/25 17:34:47 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * - vt100 printing 11 * - vt100 printing
13 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu> 12 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>
14 * - X11 mouse report mode and support for 13 * - X11 mouse report mode and support for
15 * DEC "private mode" save/restore functions. 14 * DEC "private mode" save/restore functions.
… …
21 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es> 20 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
22 * - modification and cleanups for Solaris 2.x 21 * - modification and cleanups for Solaris 2.x
23 * and Linux 1.2.x 22 * and Linux 1.2.x
24 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 23 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
25 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 24 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
26 * - extensive modifications 25 * - extensive modifications
27 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
28 * Copyright (c) 2001 Marius Gedminas 27 * Copyright (c) 2001 Marius Gedminas
29 * - Ctrl/Mod4+Tab works like Meta+Tab (options) 28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
30 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org> 29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2021 Marc Lehmann <schmorp@schmorp.de>
31 * Copyright (c) 2007,2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
31 * 32 *
32 * This program is free software; you can redistribute it and/or modify 33 * This program is free software; you can redistribute it and/or modify
33 * it under the terms of the GNU General Public License as published by 34 * it under the terms of the GNU General Public License as published by
34 * the Free Software Foundation; either version 2 of the License, or 35 * the Free Software Foundation; either version 3 of the License, or
35 * (at your option) any later version. 36 * (at your option) any later version.
36 * 37 *
37 * This program is distributed in the hope that it will be useful, 38 * This program is distributed in the hope that it will be useful,
38 * but WITHOUT ANY WARRANTY; without even the implied warranty of 39 * but WITHOUT ANY WARRANTY; without even the implied warranty of
39 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 40 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
43 * along with this program; if not, write to the Free Software 44 * along with this program; if not, write to the Free Software
44 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 45 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
45 *----------------------------------------------------------------------*/ 46 *----------------------------------------------------------------------*/
46 47
47/*{{{ includes: */ 48/*{{{ includes: */
48#include "../config.h" /* NECESSARY */ 49#include "../config.h"
49#include "rxvt.h" /* NECESSARY */ 50#include "rxvt.h"
51#include "rxvtperl.h"
50#include "version.h" 52#include "version.h"
51#include "command.h" 53#include "command.h"
52 54
55#ifdef KEYSYM_RESOURCE
56# include "keyboard.h"
57#endif
58
59#include <signal.h>
60
61#if LINUX_YIELD_HACK
62# include <time.h>
63#endif
64
53/*----------------------------------------------------------------------*/ 65/*----------------------------------------------------------------------*/
54 66
55/*{{{ Convert the keypress event into a string */ 67#define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
56/* INTPROTO */ 68
57void 69#if ENABLE_FRILLS || ISO_14755
58rxvt_lookup_key(pR_ XKeyEvent *ev) 70
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
76
77#if ISO_14755
78static unsigned short iso14755_symtab[] = {
79 // keysym, unicode
80 XK_Left, 0x2190,
81 XK_KP_Left, 0x2190,
82 XK_Up, 0x2191,
83 XK_KP_Up, 0x2191,
84 XK_Right, 0x2192,
85 XK_KP_Right, 0x2192,
86 XK_Down, 0x2193,
87 XK_KP_Down, 0x2193,
88 XK_Linefeed, 0x21b4,
89 XK_Return, 0x21b5,
90 XK_KP_Enter, 0x21b5,
91
92 XK_Prior, 0x21de,
93 XK_Next, 0x21df,
94 XK_Tab, 0x21e5,
95 XK_ISO_Left_Tab, 0x21e6,
96 XK_Shift_L, 0x21e7,
97 XK_Shift_R, 0x21e7,
98
99 XK_Shift_Lock, 0x21eb,
100 XK_ISO_Lock, 0x21eb,
101 XK_Caps_Lock, 0x21ec,
102 XK_Num_Lock, 0x21ed,
103 XK_ISO_Level3_Shift, 0x21ee,
104 XK_ISO_Level3_Lock, 0x21ef,
105 XK_ISO_Group_Lock, 0x21f0,
106 XK_Home, 0x21f1,
107 XK_End, 0x21f2,
108
109 XK_Execute, 0x2318,
110 XK_Begin, 0x2320,
111 XK_Delete, 0x2326,
112 XK_Clear, 0x2327,
113 XK_BackSpace, 0x232b,
114 XK_Insert, 0x2380,
115 XK_Control_L, 0x2388,
116 XK_Control_R, 0x2388,
117 XK_Pause, 0x2389,
118 XK_Break, 0x238a,
119 XK_Escape, 0x238b,
120 XK_Undo, 0x238c,
121 XK_Print, 0x2399,
122
123 XK_space, 0x2423,
124
125#ifdef XK_KP_Begin
126 XK_KP_Prior, 0x21de,
127 XK_KP_Next, 0x21df,
128 XK_KP_Begin, 0x2320,
129 XK_KP_Insert, 0x2380,
130 XK_KP_Delete, 0x2326,
131 XK_KP_Space, 0x2422,
132#endif
133 0,
134};
135
136void ecb_cold
137rxvt_term::iso14755_54 (int x, int y)
59{ 138{
60 int ctrl, meta, shft, len; 139 x = Pixel2Col (x);
61 unsigned int newlen; 140 y = Pixel2Row (y);
62 KeySym keysym; 141
63#ifdef DEBUG_CMD 142 if (!IN_RANGE_EXC (x, 0, ncol)
64 static int debug_key = 1; /* accessible by a debugger only */ 143 || !IN_RANGE_EXC (y, 0, nrow))
144 return;
145
146 for (;;)
147 {
148 const line_t &l = ROW(y + view_start);
149
150 text_t t = l.t[x];
151
152 if (t != NOCHAR || !x)
153 {
154 iso14755_51 (l.t[x], l.r[x], x, y, view_start);
155 iso14755buf = ISO_14755_54;
156 break;
157 }
158
159 x--;
160 }
161}
162
163void ecb_cold
164rxvt_term::iso14755_51 (unicode_t ch, rend_t r, int x, int y, int y2)
165{
166 rxvt_fontset *fs = FONTSET (r);
167 wchar_t *chr, *alloc, ch2, **fname;
168 int len;
169
170# if ENABLE_COMBINING
171 if (IS_COMPOSE (ch))
172 {
173 len = rxvt_composite.expand (ch);
174 alloc = chr = new wchar_t[len];
175 rxvt_composite.expand (ch, chr);
176 }
177 else
65#endif 178# endif
66#ifdef USE_XIM 179 {
67 int valid_keysym; 180 ch2 = ch;
181
182 alloc = 0;
183 chr = &ch2;
184 len = 1;
185 }
186
187 char rowcol[40];
188 snprintf (rowcol, sizeof rowcol, "col %d row %d @%d", x, y, y2);
189
190 char attr[80]; // plenty
191
192 sprintf (attr, "%08x = fg %d bg %d%s%s%s%s%s%s",
193 (int)r,
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" : "");
201
202 int width = 0;
203 fname = rxvt_temp_buf<wchar_t *> (len);
204 for (int i = 0; i < len; i++)
205 {
206 rxvt_font *f = (*fs)[fs->find_font_idx (chr[i])];
207 fname[i] = rxvt_utf8towcs (f->name);
208 max_it (width, wcswidth (fname[i], wcslen (fname[i])));
209 }
210
211 max_it (width, strlen (attr));
212
213 if (y >= 0)
214 {
215 y = (y >= nrow - len - 5 && x < width + 2) ? 0 : -1;
216 x = 0;
217 }
218
219 scr_overlay_new (x, y, width, len * 2 + 2);
220
221 scr_overlay_set (0, 0, rowcol);
222
223 r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
224
225 for (int y = 0; y < len; y++)
226 {
227 char buf[9];
228
229 ch = *chr++;
230
231 sprintf (buf, "%8x", ch);
232 scr_overlay_set (0, y + 1, buf);
233 scr_overlay_set (9, y + 1, '=');
234# if !UNICODE_3
235 if (ch >= 0x10000)
236 ch = 0xfffd;
68#endif 237# endif
69 unsigned char *kbuf = R->kbuf; 238 scr_overlay_set (11, y + 1, ch, r);
70 239
71/* 240 if (WCWIDTH (ch) >= 2)
241 scr_overlay_set (12, y + 1, NOCHAR, r);
242 }
243
244// {
245// char buf[4+4+3+1];
246// snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
247// scr_overlay_set (0, 0, buf);
248// }
249 scr_overlay_set (0, len + 1, attr);
250 for (int i = 0; i < len; i++)
251 {
252 scr_overlay_set (0, len + 2 + i, fname[i]);
253 free (fname[i]);
254 }
255
256# if ENABLE_COMBINING
257 if (alloc)
258 delete [] alloc;
259# endif
260}
261#endif
262
263void ecb_cold
264rxvt_term::commit_iso14755 ()
265{
266 wchar_t ch = iso14755buf & ISO_14755_MASK;
267
268 if (iso14755buf & ISO_14755_51)
269 {
270 char mb[MB_LEN_MAX];
271 int len;
272
273 // allow verbatim 0-bytes and control-bytes to be entered
274 if (ch >= 0x20)
275 len = wctomb (mb, ch);
276 else
277 {
278 mb[0] = ch;
279 len = 1;
280 }
281
282 if (len > 0)
283 tt_write (mb, len);
284 else
285 scr_bell ();
286 }
287
288 iso14755buf = 0;
289}
290
291static int ecb_cold
292hex_keyval (XKeyEvent &ev)
293{
294 // check whether this event corresponds to a hex digit
295 // if the modifiers had not been pressed.
296 for (int index = 0; index < 8; index++)
297 {
298 KeySym k = XLookupKeysym (&ev, index);
299
300 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
301 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
302 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
303 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
304 }
305
306 return -1;
307}
308#endif
309
310static inline KeySym ecb_cold
311translate_keypad (KeySym keysym, bool kp)
312{
313#ifdef XK_KP_Home
314 static const KeySym keypadtrans[] = {
315 XK_KP_7, // XK_KP_Home
316 XK_KP_4, // XK_KP_Left
317 XK_KP_8, // XK_KP_Up
318 XK_KP_6, // XK_KP_Right
319 XK_KP_2, // XK_KP_Down
320 XK_KP_9, // XK_KP_Prior
321 XK_KP_3, // XK_KP_Next
322 XK_KP_1, // XK_KP_End
323 XK_KP_5, // XK_KP_Begin
324 };
325
326 if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
327 {
328 unsigned int index = keysym - XK_KP_Home;
329 keysym = kp ? keypadtrans[index] : XK_Home + index;
330 }
331 else if (keysym == XK_KP_Insert)
332 keysym = kp ? XK_KP_0 : XK_Insert;
333# ifndef NO_DELETE_KEY
334 else if (keysym == XK_KP_Delete)
335 keysym = kp ? XK_KP_Decimal : XK_Delete;
336# endif
337#endif
338 return keysym;
339}
340
341static inline int ecb_cold
342map_function_key (KeySym keysym)
343{
344 int param = 0;
345
346 if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
347 {
348 param = 11 + keysym - XK_F1;
349 if (keysym >= XK_F17)
350 param += 4;
351 else if (keysym >= XK_F15)
352 param += 3;
353 else if (keysym >= XK_F11)
354 param += 2;
355 else if (keysym >= XK_F6)
356 param += 1;
357 }
358 else
359 switch (keysym)
360 {
361 case XK_Find:
362 param = 1;
363 break;
364 case XK_Insert:
365 param = 2;
366 break;
367#ifdef DXK_Remove
368 case DXK_Remove:
369#endif
370 case XK_Execute:
371 param = 3;
372 break;
373 case XK_Select:
374 param = 4;
375 break;
376 case XK_Prior:
377 param = 5;
378 break;
379 case XK_Next:
380 param = 6;
381 break;
382 case XK_Home:
383 param = 7;
384 break;
385 case XK_End:
386 param = 8;
387 break;
388 case XK_Help:
389 param = 28;
390 break;
391 case XK_Menu:
392 param = 29;
393 break;
394 }
395 return param;
396}
397
398static inline wchar_t *
399rxvt_wcsdup (const wchar_t *str, int len)
400{
401 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
402 memcpy (r, str, len * sizeof (wchar_t));
403 r[len] = 0;
404 return r;
405}
406
407void ecb_cold
408rxvt_term::key_press (XKeyEvent &ev)
409{
410 int ctrl, meta, shft, len;
411 KeySym keysym = NoSymbol;
412 char rkbuf[KBUFSZ + 1];
413 char *kbuf = rkbuf + 1;
414
415#if ISO_14755
416 if (iso14755buf & ISO_14755_52)
417 return;
418#endif
419
420 /*
72 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an 421 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73 * escape sequence to toggle the Keypad. 422 * escape sequence to toggle the Keypad.
74 * 423 *
75 * Always permit `shift' to override the current setting 424 * Always permit `shift' to override the current setting
76 */ 425 */
77 shft = (ev->state & ShiftMask); 426 shft = ev.state & ShiftMask;
78 ctrl = (ev->state & ControlMask); 427 ctrl = ev.state & ControlMask;
79 meta = (ev->state & R->ModMetaMask); 428 meta = ev.state & ModMetaMask;
80 if (R->numlock_state || (ev->state & R->ModNumLockMask)) { 429
81 R->numlock_state = (ev->state & R->ModNumLockMask); 430 kbuf[0] = 0;
82 PrivMode((!R->numlock_state), PrivMode_aplKP); 431
83 }
84#ifdef USE_XIM 432#if USE_XIM
85 if (R->Input_Context != NULL) { 433 if (Input_Context)
86 Status status_return; 434 {
435 Status status_return;
87 436
88 kbuf[0] = '\0'; 437#if 0
89#ifdef X_HAVE_UTF8_STRING 438#ifdef X_HAVE_UTF8_STRING
439 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 440 len = Xutf8LookupString (Input_Context, &ev, kbuf,
91 KBUFSZ, &keysym, &status_return); 441 KBUFSZ, &keysym, &status_return);
442 else
443#endif
444#endif
445 {
446 wchar_t wkbuf[KBUFSZ + 1];
447
448 // the XOpenIM manpage lies about hardcoding the locale
449 // at the point of XOpenIM, so temporarily switch locales
450 if (rs[Rs_imLocale])
451 SET_LOCALE (rs[Rs_imLocale]);
452
453 // assume wchar_t == unicode or better
454 len = XwcLookupString (Input_Context, &ev, wkbuf,
455 KBUFSZ, &keysym, &status_return);
456
457 if (rs[Rs_imLocale])
458 SET_LOCALE (locale);
459
460 if (status_return == XLookupChars
461 || status_return == XLookupBoth)
462 {
463 /* make sure the user can type ctrl-@, i.e. NUL */
464 if (len == 1 && *wkbuf == 0)
465 {
466 kbuf[0] = 0;
467 len = 1;
468 }
469 else
470 {
471 wkbuf[len] = 0;
472 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
473 if (len < 0)
474 len = 0;
475 }
476 }
477 else
478 len = 0;
479 }
480 }
481 else
482#endif
483 {
484 len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
485 }
486
487 if (keysym != NoSymbol)
488 {
489 KeySym orig_keysym = keysym;
490
491 /* Shift + F1 - F10 generates F11 - F20 */
492 if (shft && keysym >= XK_F1 && keysym <= XK_F10)
493 {
494 keysym += (XK_F11 - XK_F1);
495 shft = 0; /* turn off Shift */
496 }
497
498 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
499 {
500 bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
501 unsigned int newlen = 1;
502
503 if (ev.state & ModNumLockMask)
504 kp = false;
505
506 keysym = translate_keypad (keysym, kp);
507
508 switch (keysym)
509 {
510#ifndef NO_BACKSPACE_KEY
511 case XK_BackSpace:
512 if (priv_modes & PrivMode_HaveBackSpace)
513 {
514 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
515 ^ !!ctrl) ? '\b' : '\177';
516 kbuf[1] = '\0';
517 }
518 else
519 strcpy (kbuf, rs[Rs_backspace_key]);
520 break;
521#endif
522#ifndef NO_DELETE_KEY
523 case XK_Delete:
524 strcpy (kbuf, rs[Rs_delete_key]);
525 break;
526#endif
527 case XK_Tab:
528 if (shft)
529 strcpy (kbuf, "\033[Z");
530 else
531 {
532#ifdef CTRL_TAB_MAKES_META
533 if (ctrl)
534 meta = 1;
535#endif
536#ifdef MOD4_TAB_MAKES_META
537 if (ev.state & Mod4Mask)
538 meta = 1;
539#endif
540 newlen = 0;
541 }
542 break;
543
544 case XK_Up: /* "\033[A" */
545 case XK_Down: /* "\033[B" */
546 case XK_Right: /* "\033[C" */
547 case XK_Left: /* "\033[D" */
548 strcpy (kbuf, "\033[Z");
549 kbuf[2] = "DACB"[keysym - XK_Left];
550 /* do Shift first */
551 if (shft)
552 kbuf[2] = "dacb"[keysym - XK_Left];
553 else if (ctrl)
554 {
555 kbuf[1] = 'O';
556 kbuf[2] = "dacb"[keysym - XK_Left];
557 }
558 else if (priv_modes & PrivMode_aplCUR)
559 kbuf[1] = 'O';
560 break;
561
562 case XK_KP_Enter:
563 /* allow shift to override */
564 if (kp)
565 {
566 strcpy (kbuf, "\033OM");
567 break;
568 }
569
570 /* FALLTHROUGH */
571
572 case XK_Return:
573 if (priv_modes & PrivMode_LFNL)
574 {
575 kbuf[0] = '\015';
576 kbuf[1] = '\012';
577 kbuf[2] = '\0';
578 }
579 else
580 {
581 kbuf[0] = '\015';
582 kbuf[1] = '\0';
583 }
584 break;
585
586 case XK_KP_F1: /* "\033OP" */
587 case XK_KP_F2: /* "\033OQ" */
588 case XK_KP_F3: /* "\033OR" */
589 case XK_KP_F4: /* "\033OS" */
590 strcpy (kbuf, "\033OP");
591 kbuf[2] += (keysym - XK_KP_F1);
592 break;
593
594 case XK_KP_Multiply: /* "\033Oj" : "*" */
595 case XK_KP_Add: /* "\033Ok" : "+" */
596 case XK_KP_Separator: /* "\033Ol" : "," */
597 case XK_KP_Subtract: /* "\033Om" : "-" */
598 case XK_KP_Decimal: /* "\033On" : "." */
599 case XK_KP_Divide: /* "\033Oo" : "/" */
600 case XK_KP_0: /* "\033Op" : "0" */
601 case XK_KP_1: /* "\033Oq" : "1" */
602 case XK_KP_2: /* "\033Or" : "2" */
603 case XK_KP_3: /* "\033Os" : "3" */
604 case XK_KP_4: /* "\033Ot" : "4" */
605 case XK_KP_5: /* "\033Ou" : "5" */
606 case XK_KP_6: /* "\033Ov" : "6" */
607 case XK_KP_7: /* "\033Ow" : "7" */
608 case XK_KP_8: /* "\033Ox" : "8" */
609 case XK_KP_9: /* "\033Oy" : "9" */
610 /* allow shift to override */
611 if (kp)
612 {
613 strcpy (kbuf, "\033Oj");
614 kbuf[2] += (keysym - XK_KP_Multiply);
615 }
616 else
617 {
618 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
619 kbuf[1] = '\0';
620 }
621 break;
622
623 default:
624 {
625 int param = map_function_key (keysym);
626 if (param > 0)
627 sprintf (kbuf,"\033[%d~", param);
628 else
629 newlen = 0;
630 }
631 break;
632 }
633
634 if (newlen)
635 len = strlen (kbuf);
636
637 if (len > 0)
638 {
639 /*
640 * pass Shift/Control indicators for function keys ending with `~'
641 *
642 * eg,
643 * Prior = "ESC[5~"
644 * Shift+Prior = "ESC[5$"
645 * Ctrl+Prior = "ESC[5^"
646 * Ctrl+Shift+Prior = "ESC[5@"
647 */
648 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
649 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
650
651 /*
652 * Pass meta for all function keys, if 'meta' option set
653 */
654#ifdef META8_OPTION
655 if (meta && (meta_char == 0x80))
656 kbuf[len - 1] |= 0x80;
657#endif
658 }
659
660 }
661 else if (ctrl && keysym == XK_minus)
662 {
663 len = 1;
664 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
665 }
666 else if (keysym == XK_ISO_Left_Tab)
667 {
668 strcpy (kbuf, "\033[Z");
669 len = 3;
670 }
671 else
672 {
673#ifdef META8_OPTION
674 /* set 8-bit on */
675 if (meta && (meta_char == 0x80))
676 {
677 char *ch;
678
679 for (ch = kbuf; ch < kbuf + len; ch++)
680 *ch |= 0x80;
681 }
682#endif
683 /* nil */ ;
684 }
685
686 keysym = orig_keysym;
687 }
688
689 /* escape prefix */
690 if (len && meta
691#ifdef META8_OPTION
692 && meta_char == C0_ESC
693#endif
694 )
695 {
696 *--kbuf = C0_ESC;
697 len++;
698 }
699
700 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
701 return;
702
703 if (keysym != NoSymbol)
704 {
705#ifdef KEYSYM_RESOURCE
706 if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
707 return;
708#endif
709
710 if (saveLines)
711 {
712#ifdef UNSHIFTED_SCROLLKEYS
713 if (!ctrl && !meta)
92#else 714#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 715 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 716#endif
96 valid_keysym = ((status_return == XLookupKeySym) 717 {
97 || (status_return == XLookupBoth)); 718 int lnsppg;
98 } else {
99 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100 &R->compose);
101 valid_keysym = 1;
102 }
103#else /* USE_XIM */
104 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105 &R->compose);
106/*
107 * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108 * good for installations with correct fonts, but without XLOCALE
109 */
110 if (!len) {
111 if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112 kbuf[0] = (keysym & 0xFF);
113 kbuf[1] = '\0';
114 len = 1;
115 } else
116 kbuf[0] = '\0';
117 }
118#endif /* USE_XIM */
119 719
120#ifdef USE_XIM 720#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 721 lnsppg = nrow - PAGING_CONTEXT_LINES;
122#endif
123 {
124/* for some backwards compatibility */
125#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126# ifdef HOTKEY_CTRL
127 if (ctrl) {
128# else 722#else
129 if (meta) { 723 lnsppg = nrow * 4 / 5;
724#endif
725 max_it (lnsppg, 1);
726
727 if (keysym == XK_Prior)
728 {
729 scr_page (lnsppg);
730 return;
731 }
732 else if (keysym == XK_Next)
733 {
734 scr_page (-lnsppg);
735 return;
736 }
737 }
738#ifdef SCROLL_ON_UPDOWN_KEYS
739 if (IS_SCROLL_MOD)
740 {
741 if (keysym == XK_Up)
742 {
743 scr_page (1);
744 return;
745 }
746 else if (keysym == XK_Down)
747 {
748 scr_page (-1);
749 return;
750 }
751 }
752#endif
753#ifdef SCROLL_ON_HOMEEND_KEYS
754 if (IS_SCROLL_MOD)
755 {
756 if (keysym == XK_Home)
757 {
758 scr_changeview (top_row);
759 return;
760 }
761 else if (keysym == XK_End)
762 {
763 scr_changeview (0);
764 return;
765 }
766 }
767#endif
768 }
769
770 if (shft)
771 {
772 if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
773 {
774 switch (keysym)
775 {
776 /* normal XTerm key bindings */
777 case XK_Insert: /* Shift+Insert = paste mouse selection */
778 selection_request (ev.time);
779 return;
780#if TODO
781 /* rxvt extras */
782 case XK_KP_Add: /* Shift+KP_Add = bigger font */
783 return;
784 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
785 return;
786#endif
787 }
788 }
789 }
790
791 if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
792 {
793 if (keysym == XK_v)
794 selection_request (ev.time, Sel_Clipboard);
795 else if (selection.len > 0)
796 {
797 free (selection.clip_text);
798 selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
799 selection.clip_len = selection.len;
800 selection_grab (CurrentTime, true);
801 }
802
803 return;
804 }
805
806#if ENABLE_FRILLS || ISO_14755
807 // ISO 14755 support
808 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
809 {
810 int hv;
811
812 if (iso14755buf & ISO_14755_51
813 && (keysym == XK_space || keysym == XK_KP_Space
814 || keysym == XK_Return || keysym == XK_KP_Enter))
815 {
816 commit_iso14755 ();
817 iso14755buf = ISO_14755_51;
818# if ISO_14755
819 iso14755_51 (0);
130# endif 820# endif
131 if (keysym == R->ks_bigfont) { 821 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 822 }
133 return; 823 else if (keysym == XK_BackSpace)
134 } else if (keysym == R->ks_smallfont) { 824 {
135 rxvt_change_font(aR_ 0, FONT_DN); 825 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136 return; 826# if ISO_14755
137 } 827 iso14755_51 (iso14755buf & ISO_14755_MASK);
138 }
139#endif
140
141 if (R->TermWin.saveLines) {
142#ifdef UNSHIFTED_SCROLLKEYS
143 if (!ctrl && !meta) {
144#else
145 if (IS_SCROLL_MOD) {
146#endif
147 int lnsppg;
148
149#ifdef PAGING_CONTEXT_LINES
150 lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151#else
152 lnsppg = R->TermWin.nrow * 4 / 5;
153#endif
154 if (keysym == XK_Prior) {
155 rxvt_scr_page(aR_ UP, lnsppg);
156 return;
157 } else if (keysym == XK_Next) {
158 rxvt_scr_page(aR_ DN, lnsppg);
159 return;
160 }
161 }
162#ifdef SCROLL_ON_UPDOWN_KEYS
163 if (IS_SCROLL_MOD) {
164 if (keysym == XK_Up) {
165 rxvt_scr_page(aR_ UP, 1);
166 return;
167 } else if (keysym == XK_Down) {
168 rxvt_scr_page(aR_ DN, 1);
169 return;
170 }
171 }
172#endif
173#ifdef SCROLL_ON_HOMEEND_KEYS
174 if (IS_SCROLL_MOD) {
175 if (keysym == XK_Home) {
176 rxvt_scr_move_to(aR_ 0, 1);
177 return;
178 } else if (keysym == XK_End) {
179 rxvt_scr_move_to(aR_ 1, 0);
180 return;
181 }
182 }
183#endif
184 }
185
186 if (shft) {
187 /* Shift + F1 - F10 generates F11 - F20 */
188 if (keysym >= XK_F1 && keysym <= XK_F10) {
189 keysym += (XK_F11 - XK_F1);
190 shft = 0; /* turn off Shift */
191 } else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192 switch (keysym) {
193 /* normal XTerm key bindings */
194 case XK_Insert: /* Shift+Insert = paste mouse selection */
195 rxvt_selection_request(aR_ ev->time, 0, 0);
196 return;
197 /* rxvt extras */
198 case XK_KP_Add: /* Shift+KP_Add = bigger font */
199 rxvt_change_font(aR_ 0, FONT_UP);
200 return;
201 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202 rxvt_change_font(aR_ 0, FONT_DN);
203 return;
204 }
205 }
206 }
207#ifdef PRINTPIPE
208 if (keysym == XK_Print) {
209 rxvt_scr_printscreen(aR_ ctrl | shft);
210 return;
211 }
212#endif
213#ifdef GREEK_SUPPORT
214 if (keysym == R->ks_greekmodeswith) {
215 R->greek_mode = !R->greek_mode;
216 if (R->greek_mode) {
217 rxvt_xterm_seq(aR_ XTerm_title,
218 (greek_getmode() == GREEK_ELOT928
219 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220 greek_reset();
221 } else
222 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223 return;
224 }
225#endif
226
227 if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228#ifdef KEYSYM_RESOURCE
229 if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230 unsigned int l;
231 const unsigned char *kbuf0;
232 const unsigned char ch = C0_ESC;
233
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235 l = (unsigned int)*kbuf0++;
236
237 /* escape prefix */
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 828# endif
242 rxvt_tt_write(aR_ &ch, 1); 829 return;
243 rxvt_tt_write(aR_ kbuf0, l); 830 }
244 return; 831 else if ((hv = hex_keyval (ev)) >= 0)
245 } else 832 {
246#endif 833 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247 { 834 | hv | ISO_14755_51;
248 newlen = 1; 835# if ISO_14755
249 switch (keysym) { 836 iso14755_51 (iso14755buf & ISO_14755_MASK);
250#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0';
256 } else
257 STRCPY(kbuf, R->key_backspace);
258# ifdef MULTICHAR_SET
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260 int col, row;
261
262 newlen = STRLEN(kbuf);
263 col = R->screen.cur.col - 1;
264 row = R->screen.cur.row + R->TermWin.saveLines;
265 if (IS_MULTI2(R->screen.rend[row][col]))
266 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267 }
268# endif 837# endif
269 break;
270#endif
271#ifndef NO_DELETE_KEY
272 case XK_Delete:
273 STRCPY(kbuf, R->key_delete);
274# ifdef MULTICHAR_SET
275 if (R->Options & Opt_mc_hack) {
276 int col, row;
277
278 newlen = STRLEN(kbuf);
279 col = R->screen.cur.col;
280 row = R->screen.cur.row + R->TermWin.saveLines;
281 if (IS_MULTI1(R->screen.rend[row][col]))
282 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283 }
284# endif
285 break;
286#endif
287 case XK_Tab:
288 if (shft)
289 STRCPY(kbuf, "\033[Z");
290 else {
291#ifdef CTRL_TAB_MAKES_META
292 if (ctrl)
293 meta = 1;
294#endif
295#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask)
297 meta = 1;
298#endif
299 newlen = 0;
300 }
301 break;
302
303
304#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310 STRCPY(kbuf, "\033OZ");
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312 break;
313 } else
314 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */
317#endif
318 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]);
324 /* do Shift first */
325 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]);
327 else if (ctrl) {
328 kbuf[1] = 'O';
329 kbuf[2] = ("dacb"[keysym - XK_Left]);
330 } else if (R->PrivateModes & PrivMode_aplCUR)
331 kbuf[1] = 'O';
332#ifdef MULTICHAR_SET
333 //TODO: ??
334 if (R->Options & Opt_mc_hack) {
335 int col, row, m;
336
337 col = R->screen.cur.col;
338 row = R->screen.cur.row + R->TermWin.saveLines;
339 m = 0;
340 if (keysym == XK_Right
341 && IS_MULTI1(R->screen.rend[row][col]))
342 m = 1;
343 else if (keysym == XK_Left) {
344 if (col > 0) {
345 if (IS_MULTI2(R->screen.rend[row][col - 1]))
346 m = 1;
347 } else if (R->screen.cur.row > 0) {
348 col = R->screen.tlen[--row];
349 if (col == -1)
350 col = R->TermWin.ncol - 1;
351 else
352 col--;
353 if (col > 0
354 && IS_MULTI2(R->screen.rend[row][col]))
355 m = 1;
356 }
357 }
358 if (m)
359 MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360 }
361#endif
362 break;
363
364#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior
366 case XK_KP_Prior:
367 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369 STRCPY(kbuf, "\033Oy");
370 break;
371 }
372 /* FALLTHROUGH */
373# endif
374 case XK_Prior:
375 STRCPY(kbuf, "\033[5~");
376 break;
377# ifdef XK_KP_Next
378 case XK_KP_Next:
379 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381 STRCPY(kbuf, "\033Os");
382 break;
383 }
384 /* FALLTHROUGH */
385# endif
386 case XK_Next:
387 STRCPY(kbuf, "\033[6~");
388 break;
389#endif
390 case XK_KP_Enter:
391 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393 STRCPY(kbuf, "\033OM");
394 } else {
395 kbuf[0] = '\r';
396 kbuf[1] = '\0';
397 }
398 break;
399
400#ifdef XK_KP_Begin
401 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou");
403 break;
404
405 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op");
407 break;
408
409 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On");
411 break;
412#endif
413 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1);
419 break;
420
421 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439 STRCPY(kbuf, "\033Oj");
440 kbuf[2] += (keysym - XK_KP_Multiply);
441 } else {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0';
444 }
445 break;
446
447 case XK_Find:
448 STRCPY(kbuf, "\033[1~");
449 break;
450 case XK_Insert:
451 STRCPY(kbuf, "\033[2~");
452 break;
453#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove:
455 /* FALLTHROUGH */
456#endif
457 case XK_Execute:
458 STRCPY(kbuf, "\033[3~");
459 break;
460 case XK_Select:
461 STRCPY(kbuf, "\033[4~");
462 break;
463#ifdef XK_KP_End
464 case XK_KP_End:
465 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467 STRCPY(kbuf, "\033Oq");
468 break;
469 }
470 /* FALLTHROUGH */
471#endif
472 case XK_End:
473 STRCPY(kbuf, KS_END);
474 break;
475#ifdef XK_KP_Home
476 case XK_KP_Home:
477 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479 STRCPY(kbuf, "\033Ow");
480 break;
481 }
482 /* FALLTHROUGH */
483#endif
484 case XK_Home:
485 STRCPY(kbuf, KS_HOME);
486 break;
487
488#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1);
497 break;
498 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6);
504 break;
505 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11);
510 break;
511 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15);
514 break;
515 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help);
517 break;
518 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu);
520 break;
521 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17);
541 break;
542#undef FKEY
543 default:
544 newlen = 0;
545 break;
546 }
547 if (newlen)
548 len = STRLEN(kbuf);
549 }
550 /*
551 * Pass meta for all function keys, if 'meta' option set
552 */
553#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80;
556#endif
557 } else if (ctrl && keysym == XK_minus) {
558 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else {
561#ifdef META8_OPTION
562 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) {
564 unsigned char *ch;
565
566 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80;
568 meta = 0;
569 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578
579 if (len <= 0)
580 return; /* not mapped */
581
582 if (R->Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) {
584 R->TermWin.view_start = 0;
585 R->want_refresh = 1;
586 }
587
588/*
589 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~'
591 *
592 * eg,
593 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602/* escape prefix */
603 if (meta
604#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC)
606#endif
607 ) {
608 const unsigned char ch = C0_ESC;
609
610 rxvt_tt_write(aR_ &ch, 1);
611 }
612#ifdef DEBUG_CMD
613 if (debug_key) { /* Display keyboard buffer contents */
614 char *p;
615 int i;
616
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len);
624}
625/*}}} */
626
627#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633{
634 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638
639 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641 if (n > 0 && s < count) {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n;
646 s += n;
647 }
648 if (count > s) {
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 }
652 for (; count--;)
653 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr;
655 R->cmdbuf_endp = cmdbuf_endp;
656 return 0;
657}
658#endif /* MENUBAR_MAX */
659
660void
661rxvt_term::process_x_events ()
662{
663 do
664 {
665 XEvent xev;
666
667 XNextEvent (Xdisplay, &xev);
668
669#if defined(CURSOR_BLINK)
670 if ((Options & Opt_cursorBlink)
671 && xev.type == KeyPress)
672 {
673 if (hidden_cursor)
674 {
675 hidden_cursor = 0;
676 want_refresh = 1;
677 }
678
679 blink_ev.start (NOW + BLINK_INTERVAL);
680 }
681#endif
682
683#if defined(POINTER_BLANK)
684 if ((Options & Opt_pointerBlank)
685 && (pointerBlankDelay > 0))
686 {
687 if (xev.type == MotionNotify
688 || xev.type == ButtonPress
689 || xev.type == ButtonRelease)
690 if (hidden_pointer)
691 pointer_unblank ();
692
693 if (xev.type == KeyPress && hidden_pointer == 0)
694 pointer_blank ();
695 }
696#endif
697
698#ifdef USE_XIM
699 if (!XFilterEvent (&xev, xev.xany.window))
700#endif
701 rxvt_process_x_event (this, &xev);
702 }
703 while (XPending (Xdisplay));
704}
705
706void
707rxvt_term::blink_cb (time_watcher &w)
708{
709 w.at += BLINK_INTERVAL;
710 hidden_cursor = !hidden_cursor;
711 want_refresh = 1;
712 flush();
713}
714
715void
716rxvt_term::x_cb (io_watcher &w, short revents)
717{
718 process_x_events ();
719
720 flush ();
721}
722
723// read the next character, currently handles UTF-8
724// will probably handle all sorts of other stuff in the future
725uint32_t
726rxvt_term::next_char ()
727{
728 struct mbstate &s = mbstate;
729
730 while (cmdbuf_ptr < cmdbuf_endp)
731 {
732 uint8_t ch = *cmdbuf_ptr;
733
734 if (s.cnt)
735 {
736 if ((ch & 0xc0) == 0x80)
737 {
738 cmdbuf_ptr++;
739
740 /* continuation */
741 s.reg = (s.reg << 6) | (ch & 0x7f);
742
743 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
744 return s.reg; 838 return;
745
746 continue;
747 } 839 }
748 else 840 else
749 { 841 {
750 s.cnt = 0; 842# if ISO_14755
751 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 843 scr_overlay_off ();
844# endif
845 iso14755buf = 0;
752 } 846 }
753 } 847 }
848 else if (option (Opt_iso14755) &&
849 ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
850 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
851 if (!(iso14755buf & ISO_14755_STARTED))
852 {
853 iso14755buf |= ISO_14755_STARTED;
854# if ISO_14755
855 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
856 scr_overlay_set (0, 0, "ISO 14755 mode");
857# endif
858 }
859#endif
860
861#ifdef PRINTPIPE
862 if (keysym == XK_Print)
863 {
864 scr_printscreen (ctrl | shft);
865 return;
866 }
867#endif
868 }
869
870 if (len <= 0)
871 return; /* not mapped */
872
873 tt_write_user_input (kbuf, (unsigned int)len);
874}
875
876void ecb_cold
877rxvt_term::key_release (XKeyEvent &ev)
878{
879#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
880 KeySym keysym;
881
882 keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
883#endif
884
885#if ENABLE_FRILLS || ISO_14755
886 // ISO 14755 support
887 if (iso14755buf)
888 if (iso14755buf & ISO_14755_52)
754 889 {
755 if ((ch & 0xc0) == 0xc0) 890# if ISO_14755
891 scr_overlay_off ();
892# endif
893# if ISO_14755
894 // iso14755 part 5.2 handling: release time
895 // first: controls
896 if ((ev.state & ControlMask)
897 && ((keysym >= 0x40 && keysym <= 0x5f)
898 || (keysym >= 0x61 && keysym <= 0x7f)))
756 { 899 {
757 cmdbuf_ptr++; 900 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
901 commit_iso14755 ();
758 902
759 /* first byte */ 903 return;
760 s.orig = ch; /* for broken encodings */ 904 }
761 s.reg = ch; 905
762 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 906 for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
763 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; } 907 if (i[0] == keysym)
764 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; } 908 {
765 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } 909 iso14755buf = ISO_14755_51 | i[1];
766 if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } 910 commit_iso14755 ();
911
912 return;
913 }
914
915 scr_bell ();
916# endif
917 iso14755buf = 0;
918
919 return;
920 }
921 else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
922 {
923# if ISO_14755
924 scr_overlay_off ();
925# endif
926 if (iso14755buf & ISO_14755_51)
927 commit_iso14755 ();
928#if ISO_14755
929 else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
930 {
931 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
932
933 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
934 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
935 }
936# endif
937 else
938 iso14755buf = 0;
939 }
940#endif
941
942 if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
943 return;
944
945#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
946 if (!(ev.state & ControlMask))
947 slip_wheel_ev.stop ();
948 else if (keysym == XK_Control_L || keysym == XK_Control_R)
949 mouse_slip_wheel_speed = 0;
950#endif
951}
952
953void
954rxvt_term::flush ()
955{
956 flush_ev.stop ();
957
958#ifdef HAVE_IMG
959 if (bg_flags & BG_NEEDS_REFRESH)
960 {
961 bg_flags &= ~BG_NEEDS_REFRESH;
962 scr_touch (false);
963 }
964#endif
965
966 if (want_refresh)
967 {
968 if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
969 {
970 int row = view_start;
971 int end_row = row + nrow;
972
973 while (row > top_row && ROW (row - 1).is_longer ())
974 --row;
975
976 do
977 {
978 int start_row = row;
979 line_t *l;
980
981 do
982 {
983 l = &ROW (row++);
984
985 if (!(l->f & LINE_FILTERED))
986 {
987 // line not filtered, mark it as filtered
988 l->f |= LINE_FILTERED;
989 while (l->is_longer ())
990 {
991 l = &ROW (row++);
992 l->f |= LINE_FILTERED;
993 }
994
995 // and filter it
996 HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
997
998 break;
999 }
1000 }
1001 while (l->is_longer () && row < end_row);
1002 }
1003 while (row < end_row);
1004 }
1005
1006 scr_refresh ();
1007 scrollBar.show (1);
1008#if USE_XIM
1009 im_send_spot ();
1010#endif
1011 }
1012
1013 display->flush ();
1014}
1015
1016/* checks whether a refresh is requested and starts the refresh timer */
1017void
1018rxvt_term::refresh_check ()
1019{
1020 if (want_refresh && !flush_ev.is_active ())
1021 flush_ev.start ();
1022
1023 display->flush ();
1024}
1025
1026void
1027rxvt_term::flush_cb (ev::timer &w, int revents)
1028{
1029 make_current ();
1030
1031 refresh_count = 0;
1032 flush ();
1033}
1034
1035#ifdef CURSOR_BLINK
1036void
1037rxvt_term::cursor_blink_reset ()
1038{
1039 if (!focus)
1040 return;
1041
1042 if (hidden_cursor)
1043 {
1044 hidden_cursor = 0;
1045 want_refresh = 1;
1046 }
1047
1048 if (option (Opt_cursorBlink) || (priv_modes & PrivMode_BlinkingCursor))
1049 cursor_blink_ev.again ();
1050 else
1051 cursor_blink_ev.stop ();
1052}
1053
1054void
1055rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
1056{
1057 hidden_cursor = !hidden_cursor;
1058 want_refresh = 1;
1059 refresh_check ();
1060}
1061#endif
1062
1063#ifdef TEXT_BLINK
1064void
1065rxvt_term::text_blink_cb (ev::timer &w, int revents)
1066{
1067 if (scr_refresh_rend (RS_Blink, RS_Blink))
1068 {
1069 hidden_text = !hidden_text;
1070 want_refresh = 1;
1071 refresh_check ();
1072 }
1073 else
1074 w.stop ();
1075}
1076#endif
1077
1078#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1079void
1080rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
1081{
1082 if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1083 && scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
1084 {
1085 want_refresh = 1;
1086 refresh_check ();
1087 }
1088 else
1089 w.stop ();
1090}
1091#endif
1092
1093#ifdef SELECTION_SCROLLING
1094void
1095rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
1096{
1097 if (scr_page (scroll_selection_lines))
1098 {
1099 selection_extend (selection_save_x, selection_save_y, selection_save_state);
1100 want_refresh = 1;
1101 refresh_check ();
1102 }
1103 else
1104 w.stop ();
1105}
1106#endif
1107
1108#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1109void
1110rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
1111{
1112 if (scr_page (mouse_slip_wheel_speed))
1113 {
1114 want_refresh = 1;
1115 refresh_check ();
1116 }
1117
1118 if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
1119 {
1120 mouse_slip_wheel_speed = 0;
1121 w.stop ();
1122 }
1123}
1124#endif
1125
1126#if LINUX_YIELD_HACK
1127static struct event_handler
1128{
1129 ev::prepare yield_ev;
1130
1131 void yield_cb (ev::prepare &w, int revents)
1132 {
1133 // this should really be sched_yield(), but the linux guys thought
1134 // that giving a process calling sched_yield () less cpu time than
1135 // ones with high nice levels is a useful thing to do. It surely is is
1136 // allowed by the sus... as is returning ENOSYS.
1137 // since the linux guys additionally thought that breaking the only
1138 // known workaround against their unusable sched_yield hack is cool,
1139 // we just nanosleep a bit and hope for the best.
1140
1141 struct timespec ts = { 0, 1000 };
1142 nanosleep (&ts, 0);
1143
1144 w.stop ();
1145 }
1146
1147 event_handler ()
1148 : yield_ev (this, &event_handler::yield_cb)
1149 {
1150 }
1151} event_handler;
1152#endif
1153
1154/* make sure all the cmd data is at beginning of cmdbuf */
1155void
1156rxvt_term::cmdbuf_reify ()
1157{
1158 if (cmdbuf_ptr == cmdbuf_base)
1159 return;
1160
1161 ssize_t used = cmdbuf_endp - cmdbuf_ptr;
1162
1163 memmove (cmdbuf_base, cmdbuf_ptr, used);
1164 cmdbuf_ptr = cmdbuf_base;
1165 cmdbuf_endp = cmdbuf_ptr + used;
1166
1167}
1168
1169#if defined (KEYSYM_RESOURCE)
1170void
1171rxvt_term::cmdbuf_append (const char *str, size_t count)
1172{
1173 cmdbuf_reify ();
1174
1175 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1176
1177 if (count > avail)
1178 return;
1179
1180 memcpy (cmdbuf_endp, str, count);
1181 cmdbuf_endp += count;
1182
1183 cmd_parse ();
1184}
1185#endif
1186
1187bool
1188rxvt_term::pty_fill ()
1189{
1190 cmdbuf_reify ();
1191
1192 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1193
1194 if (!avail)
1195 {
1196 // normally this indicates a "too long" command sequence - just drop the data we have
1197 cmdbuf_ptr = cmdbuf_base;
1198 cmdbuf_endp = cmdbuf_ptr;
1199 avail = CBUFSIZ;
1200 }
1201
1202 ssize_t r = read (pty->pty, cmdbuf_endp, avail);
1203
1204 if (r > 0)
1205 {
1206 cmdbuf_endp += r;
1207 return true;
1208 }
1209 else if (r < 0 && (errno == EAGAIN || errno == EINTR))
1210 {
1211#if LINUX_YIELD_HACK
1212 if (display->is_local)
1213 event_handler.yield_ev.start ();
1214#endif
1215 }
1216 else
1217 {
1218 pty_ev.stop ();
1219
1220 if (!option (Opt_hold))
1221 destroy ();
1222 }
1223
1224 return false;
1225}
1226
1227void
1228rxvt_term::pty_cb (ev::io &w, int revents)
1229{
1230 make_current ();
1231
1232 if (revents & ev::READ)
1233 // loop, but don't allow a single term to monopolize us
1234 for (int i = CBUFCNT; i-- && pty_fill (); )
1235 cmd_parse ();
1236
1237 if (revents & ev::WRITE)
1238 pty_write ();
1239
1240 refresh_check ();
1241}
1242
1243void ecb_cold
1244rxvt_term::pointer_unblank ()
1245{
1246 XDefineCursor (dpy, vt, TermWin_cursor);
1247 recolor_cursor ();
1248
1249#ifdef POINTER_BLANK
1250 hidden_pointer = 0;
1251
1252 if (option (Opt_pointerBlank))
1253 pointer_ev.start (pointerBlankDelay);
1254#endif
1255}
1256
1257#ifdef POINTER_BLANK
1258void ecb_cold
1259rxvt_term::pointer_blank ()
1260{
1261 if (!option (Opt_pointerBlank))
1262 return;
1263
1264 XDefineCursor (dpy, vt, display->blank_cursor);
1265 XFlush (dpy);
1266
1267 hidden_pointer = 1;
1268}
1269
1270void ecb_cold
1271rxvt_term::pointer_cb (ev::timer &w, int revents)
1272{
1273 make_current ();
1274
1275 pointer_blank ();
1276}
1277#endif
1278
1279void
1280rxvt_term::mouse_report (XButtonEvent &ev)
1281{
1282 int button_number, state = 0;
1283 int x, y;
1284 bool release = ev.type == ButtonRelease;
1285
1286 x = Pixel2Col (ev.x) + 1;
1287 y = Pixel2Row (ev.y) + 1;
1288
1289 if (ev.type == MotionNotify)
1290 {
1291 if (x == mouse_row && y == mouse_col)
1292 return;
1293
1294 mouse_row = x;
1295 mouse_col = y;
1296 state += 32;
1297 }
1298
1299 button_number = MEvent.button - Button1;
1300 /* add 0x3D for wheel events, like xterm does */
1301 if (button_number >= 3)
1302 button_number += 64 - 3;
1303
1304 if (priv_modes & PrivMode_MouseX10)
1305 {
1306 /*
1307 * do not report ButtonRelease
1308 * no state info allowed
1309 */
1310 if (release)
1311 return;
1312 }
1313 else
1314 {
1315 /* XTerm mouse reporting needs these values:
1316 * 4 = Shift
1317 * 8 = Meta
1318 * 16 = Control
1319 * plus will add in our own Double-Click reporting
1320 * 32 = Double Click
1321 */
1322 state += ((MEvent.state & ShiftMask) ? 4 : 0)
1323 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1324 + ((MEvent.state & ControlMask) ? 16 : 0);
1325#ifdef MOUSE_REPORT_DOUBLECLICK
1326 state += ((MEvent.clicks > 1) ? 32 : 0);
1327#endif
1328 }
1329
1330 int code = 32 + (release ? 3 : button_number) + state;
1331
1332#if DEBUG_MOUSEREPORT
1333 fprintf (stderr, "Mouse [");
1334 if (state & 16)
1335 fputc ('C', stderr);
1336 if (state & 4)
1337 fputc ('S', stderr);
1338 if (state & 8)
1339 fputc ('A', stderr);
1340 if (state & 32)
1341 fputc ('2', stderr);
1342 fprintf (stderr, "]: <%d>, %d/%d\n",
1343 button_number,
1344 x,
1345 y);
1346#endif
1347
1348#if ENABLE_FRILLS
1349 if (priv_modes & PrivMode_ExtMouseSGR)
1350 tt_printf ("\033[<%d;%d;%d%c",
1351 button_number + state,
1352 x,
1353 y,
1354 release ? 'm' : 'M');
1355 else if (priv_modes & PrivMode_ExtMouseUrxvt)
1356 tt_printf ("\033[%d;%d;%dM",
1357 code,
1358 x,
1359 y);
1360 else if (priv_modes & PrivMode_ExtMouseUTF8)
1361 tt_printf ("\033[M%c%lc%lc",
1362 code,
1363 wint_t (32 + x),
1364 wint_t (32 + y));
1365 else
1366#endif
1367 tt_printf ("\033[M%c%c%c",
1368 code,
1369 32 + x,
1370 32 + y);
1371}
1372
1373/*{{{ process an X event */
1374void ecb_hot
1375rxvt_term::x_cb (XEvent &ev)
1376{
1377 make_current ();
1378
1379 dLocal (Display *, dpy);
1380
1381 if (ev.xany.window == vt
1382 && SHOULD_INVOKE (HOOK_X_EVENT)
1383 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1384 return;
1385
1386 // for XQueryPointer
1387 Window unused_root, unused_child;
1388 int unused_root_x, unused_root_y;
1389 unsigned int unused_mask;
1390
1391 switch (ev.type)
1392 {
1393 case KeyPress:
1394 key_press (ev.xkey);
1395 break;
1396
1397 case KeyRelease:
1398 key_release (ev.xkey);
1399 break;
1400
1401 case ButtonPress:
1402 button_press (ev.xbutton);
1403 break;
1404
1405 case ButtonRelease:
1406 button_release (ev.xbutton);
1407 break;
1408
1409 case ClientMessage:
1410 if (ev.xclient.format == 32
1411 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1412 {
1413 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1414 {
1415 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1416 {
1417 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1418 {
1419 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1420 destroy ();
1421 }
1422#if ENABLE_EWMH
1423 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1424 XSendEvent (dpy, ev.xclient.window = display->root,
1425 False, SubstructureRedirectMask | SubstructureNotifyMask,
1426 &ev);
1427#endif
1428 }
1429 }
1430#if ENABLE_XEMBED
1431 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1432 {
1433 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1434 focus_in ();
1435 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1436 focus_out ();
1437 }
1438#endif
1439 }
1440 break;
1441
1442 /*
1443 * XXX: this is not the _current_ arrangement
1444 * Here's my conclusion:
1445 * If the window is completely unobscured, use bitblt's
1446 * to scroll. Even then, they're only used when doing partial
1447 * screen scrolling. When partially obscured, we have to fill
1448 * in the GraphicsExpose parts, which means that after each refresh,
1449 * we need to wait for the graphics expose or Noexpose events,
1450 * which ought to make things real slow!
1451 */
1452 case VisibilityNotify:
1453 switch (ev.xvisibility.state)
1454 {
1455 case VisibilityUnobscured:
1456 refresh_type = FAST_REFRESH;
1457 break;
1458 case VisibilityPartiallyObscured:
1459 refresh_type = SLOW_REFRESH;
1460 break;
1461 default:
1462 refresh_type = NO_REFRESH;
1463 break;
1464 }
1465 break;
1466
1467 case FocusIn:
1468 if (ev.xfocus.detail != NotifyInferior
1469 && ev.xfocus.detail != NotifyPointer
1470 && ev.xfocus.mode != NotifyGrab)
1471 focus_in ();
1472 break;
1473
1474 case FocusOut:
1475 if (ev.xfocus.detail != NotifyInferior
1476 && ev.xfocus.detail != NotifyPointer
1477 && ev.xfocus.mode != NotifyGrab)
1478 focus_out ();
1479 break;
1480
1481 case ConfigureNotify:
1482 if (ev.xconfigure.window == parent)
1483 {
1484 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1485 ;
1486
1487 bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
1488
1489 if (want_position_change)
1490 {
1491 int x, y;
1492
1493 if (ev.xconfigure.send_event)
1494 {
1495 x = ev.xconfigure.x;
1496 y = ev.xconfigure.y;
1497 }
1498 else
1499 get_window_origin (x, y);
1500
1501 if (x != parent_x || y != parent_y)
1502 {
1503 parent_x = x;
1504 parent_y = y;
1505 HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
1506 }
1507 }
1508
1509 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1510 {
1511 seen_resize = 1;
1512 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1513 }
1514
1515 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1516 }
1517 break;
1518
1519 case PropertyNotify:
1520 HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
1521 break;
1522
1523 case SelectionClear:
1524 selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
1525 break;
1526
1527 case SelectionRequest:
1528 selection_send (ev.xselectionrequest);
1529 break;
1530
1531 case MapNotify:
1532 mapped = 1;
1533#ifdef TEXT_BLINK
1534 text_blink_ev.start ();
1535#endif
1536 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1537 break;
1538
1539 case UnmapNotify:
1540 mapped = 0;
1541#ifdef TEXT_BLINK
1542 text_blink_ev.stop ();
1543#endif
1544 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1545 break;
1546
1547 case GraphicsExpose:
1548 case Expose:
1549 if (ev.xany.window == vt)
1550 {
1551 do
1552 {
1553 scr_expose (ev.xexpose.x, ev.xexpose.y,
1554 ev.xexpose.width, ev.xexpose.height, false);
1555 }
1556 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1557
1558 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1559
1560 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1561 {
1562 scr_expose (ev.xexpose.x, ev.xexpose.y,
1563 ev.xexpose.width, ev.xexpose.height, false);
1564 }
1565
1566 want_refresh = 1;
1567 }
1568 else
1569 {
1570 XEvent unused_event;
1571
1572 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1573 ;
1574 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1575 ;
1576
1577 if (scrollBar.state && ev.xany.window == scrollBar.win)
1578 {
1579 scrollBar.state = SB_STATE_IDLE;
1580 scrollBar.show (0);
1581 }
1582 }
1583 break;
1584
1585 case MotionNotify:
1586#ifdef POINTER_BLANK
1587 if (hidden_pointer)
1588 pointer_unblank ();
1589#endif
1590 if (!bypass_keystate
1591 && ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1592 || priv_modes & PrivMode_MouseAnyEvent))
1593 mouse_report (ev.xbutton);
1594 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1595 break;
1596
1597 if (ev.xany.window == vt)
1598 {
1599 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1600 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1601 ; // nop
1602 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1603 {
1604 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1605 ;
1606
1607 XQueryPointer (dpy, vt,
1608 &unused_root, &unused_child,
1609 &unused_root_x, &unused_root_y,
1610 &ev.xbutton.x, &ev.xbutton.y,
1611 &ev.xbutton.state);
1612#ifdef MOUSE_THRESHOLD
1613 /* deal with a `jumpy' mouse */
1614 if (ev.xmotion.time - MEvent.time > MOUSE_THRESHOLD)
1615#endif
1616 {
1617#if ISO_14755
1618 // 5.4
1619 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1620 {
1621 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1622 break;
1623 }
1624#endif
1625 selection_extend (ev.xbutton.x, ev.xbutton.y,
1626 ev.xbutton.state & Button3Mask ? 2 : 0);
1627
1628#ifdef SELECTION_SCROLLING
1629 if (ev.xbutton.y < int_bwidth
1630 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1631 {
1632 page_dirn scroll_selection_dir;
1633 int dist;
1634
1635 /* don't clobber the current delay if we are
1636 * already in the middle of scrolling.
1637 */
1638 if (!sel_scroll_ev.is_active ())
1639 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1640
1641 /* save the event params so we can highlight
1642 * the selection in the pending-scroll loop
1643 */
1644 selection_save_x = ev.xbutton.x;
1645 selection_save_y = ev.xbutton.y;
1646 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1647
1648 /* calc number of lines to scroll */
1649 if (ev.xbutton.y < int_bwidth)
1650 {
1651 scroll_selection_dir = UP;
1652 dist = int_bwidth - ev.xbutton.y;
1653 }
1654 else
1655 {
1656 scroll_selection_dir = DN;
1657 dist = ev.xbutton.y - (int_bwidth + vt_height);
1658 }
1659
1660 scroll_selection_lines = Pixel2Height (dist)
1661 / SELECTION_SCROLL_LINE_SPEEDUP
1662 + 1;
1663 min_it (scroll_selection_lines,
1664 SELECTION_SCROLL_MAX_LINES);
1665 scroll_selection_lines *= scroll_selection_dir;
1666 }
1667 else
1668 {
1669 /* we are within the text window, so we
1670 * shouldn't be scrolling
1671 */
1672 sel_scroll_ev.stop();
1673 }
1674#endif
1675 }
1676 }
1677 }
1678 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1679 {
1680 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1681 MotionNotify, &ev))
1682 ;
1683
1684 XQueryPointer (dpy, scrollBar.win,
1685 &unused_root, &unused_child,
1686 &unused_root_x, &unused_root_y,
1687 &ev.xbutton.x, &ev.xbutton.y,
1688 &unused_mask);
1689 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1690 scrollBar.size ());
1691 want_refresh = 1;
1692 scrollBar.show (1);
1693 }
1694 break;
1695 }
1696
1697#if defined(CURSOR_BLINK)
1698 if (ev.type == KeyPress)
1699 cursor_blink_reset ();
1700#endif
1701
1702#if defined(POINTER_BLANK)
1703 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1704 {
1705 if (ev.type == MotionNotify
1706 || ev.type == ButtonPress
1707 || ev.type == ButtonRelease)
1708 if (hidden_pointer)
1709 pointer_unblank ();
1710
1711 if (ev.type == KeyPress && hidden_pointer == 0)
1712 pointer_blank ();
1713 }
1714#endif
1715
1716 refresh_check ();
1717}
1718
1719#if ENABLE_FRILLS
1720void ecb_cold
1721rxvt_term::set_urgency (bool enable)
1722{
1723 if (enable == urgency_hint)
1724 return;
1725
1726 if (XWMHints *h = XGetWMHints (dpy, parent))
1727 {
1728 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1729 XSetWMHints (dpy, parent, h);
1730 urgency_hint = enable;
1731 XFree (h);
1732 }
1733}
1734#endif
1735
1736void ecb_cold
1737rxvt_term::focus_in ()
1738{
1739 if (!focus)
1740 {
1741 focus = 1;
1742 want_refresh = 1;
1743
1744#if USE_XIM
1745 if (Input_Context != NULL)
1746 {
1747 im_set_position ();
1748 XSetICFocus (Input_Context);
1749 }
1750#endif
1751#if CURSOR_BLINK
1752 if (option (Opt_cursorBlink))
1753 cursor_blink_ev.again ();
1754#endif
1755#if OFF_FOCUS_FADING
1756 if (rs[Rs_fade])
1757 {
1758 pix_colors = pix_colors_focused;
1759 scr_recolor ();
1760 }
1761#endif
1762#if ENABLE_FRILLS
1763 if (option (Opt_urgentOnBell))
1764 set_urgency (0);
1765
1766 if (priv_modes & PrivMode_FocusEvent)
1767 tt_printf ("\x1b[I");
1768#endif
1769
1770 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1771 }
1772}
1773
1774void ecb_cold
1775rxvt_term::focus_out ()
1776{
1777 if (focus)
1778 {
1779 focus = 0;
1780 want_refresh = 1;
1781
1782#if ENABLE_FRILLS
1783 if (option (Opt_urgentOnBell))
1784 set_urgency (0);
1785
1786 if (priv_modes & PrivMode_FocusEvent)
1787 tt_printf ("\x1b[O");
1788#endif
1789#if ENABLE_FRILLS || ISO_14755
1790 if (iso14755buf)
1791 {
1792 iso14755buf = 0;
1793# if ISO_14755
1794 scr_overlay_off ();
1795# endif
1796 }
1797#endif
1798#if USE_XIM
1799 if (Input_Context != NULL)
1800 XUnsetICFocus (Input_Context);
1801#endif
1802#if CURSOR_BLINK
1803 if (option (Opt_cursorBlink))
1804 cursor_blink_ev.stop ();
1805
1806 hidden_cursor = 0;
1807#endif
1808#if OFF_FOCUS_FADING
1809 if (rs[Rs_fade])
1810 {
1811 pix_colors = pix_colors_unfocused;
1812 scr_recolor ();
1813 }
1814#endif
1815
1816 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1817 }
1818}
1819
1820void ecb_cold
1821rxvt_term::update_fade_color (unsigned int idx, bool first_time)
1822{
1823#if OFF_FOCUS_FADING
1824 if (rs[Rs_fade])
1825 {
1826 if (!first_time)
1827 pix_colors_focused [idx].free (this);
1828
1829 rgba c;
1830 pix_colors [Color_fade].get (c);
1831 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1832 }
1833#endif
1834}
1835
1836#if ENABLE_PERL
1837void ecb_hot
1838rxvt_term::rootwin_cb (XEvent &ev)
1839{
1840 make_current ();
1841
1842 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1843 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1844 return;
1845
1846 switch (ev.type)
1847 {
1848 case PropertyNotify:
1849 /*
1850 * if user used some Esetroot compatible prog to set the root bg,
1851 * use the property to determine the pixmap. We use it later on.
1852 */
1853 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1854 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1855 {
1856 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1857 }
1858
1859 break;
1860 }
1861
1862 refresh_check ();
1863}
1864#endif
1865
1866void
1867rxvt_term::button_press (XButtonEvent &ev)
1868{
1869 int reportmode = 0, clickintime;
1870
1871 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1872
1873 if (!bypass_keystate)
1874 reportmode = !! (priv_modes & PrivMode_mouse_report);
1875
1876 /*
1877 * VT window processing of button press
1878 */
1879 if (ev.window == vt)
1880 {
1881 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1882 return;
1883
1884#if ISO_14755
1885 // 5.4
1886 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1887 {
1888 iso14755_54 (ev.x, ev.y);
1889 return;
1890 }
1891#endif
1892
1893 clickintime = ev.time - MEvent.time < multiClickTime;
1894
1895 if (reportmode)
1896 {
1897 /* mouse report from vt window */
1898 /* save the xbutton state (for ButtonRelease) */
1899 MEvent.state = ev.state;
1900#ifdef MOUSE_REPORT_DOUBLECLICK
1901 if (ev.button == MEvent.button && clickintime)
1902 {
1903 /* same button, within allowed time */
1904 MEvent.clicks++;
1905
1906 if (MEvent.clicks > 1)
1907 {
1908 /* only report double clicks */
1909 MEvent.clicks = 2;
1910 mouse_report (ev);
1911
1912 /* don't report the release */
1913 MEvent.clicks = 0;
1914 MEvent.button = AnyButton;
1915 }
1916 }
1917 else
1918 {
1919 /* different button, or time expired */
1920 MEvent.clicks = 1;
1921 MEvent.button = ev.button;
1922 mouse_report (ev);
1923 }
1924#else
1925 MEvent.button = ev.button;
1926 mouse_report (ev);
1927#endif /* MOUSE_REPORT_DOUBLECLICK */
1928
767 } 1929 }
768 else 1930 else
769 { 1931 {
770 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1932 if (ev.button != MEvent.button)
771 return ch; 1933 MEvent.clicks = 0;
772 }
773 }
774 1934
775 return NOCHAR; 1935 switch (ev.button)
776}
777
778bool
779rxvt_term::pty_fill (size_t count)
780{
781 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
782
783 memmove (cmdbuf_base, cmdbuf_ptr, n);
784 cmdbuf_ptr = cmdbuf_base;
785 cmdbuf_endp = cmdbuf_ptr + n;
786
787 n = read (cmd_fd, cmdbuf_endp, count);
788
789 if (n > 0)
790 {
791 cmdbuf_endp += n;
792 return true;
793 }
794 else if (n < 0 && errno == EAGAIN)
795 return false;
796
797 rxvt_clean_exit();
798 exit(EXIT_FAILURE); /* bad order of events? */
799}
800
801void
802rxvt_term::pty_cb (io_watcher &w, short revents)
803{
804 while (pty_fill (BUFSIZ - (cmdbuf_endp - cmdbuf_ptr)))
805 {
806 /* once we know the shell is running, send the screen size. Again! */
807 //ch = rxvt_cmd_getc(aR); /* wait for something */
808 //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
809
810 uint32_t ch = NOCHAR;
811
812 for (;;)
813 {
814 if (ch == NOCHAR)
815 ch = next_char ();
816
817 if (ch == NOCHAR) // TODO: improve
818 break;
819
820 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
821 { 1936 {
822 /* Read a text string from the input buffer */ 1937 case Button1:
823 uint32_t buf[BUFSIZ]; 1938 /* allow meta + click to select rectangular areas */
824 bool refreshnow = false; 1939 /* should be done in screen.C */
825 int nlines = 0; 1940#if ENABLE_FRILLS
826 uint32_t *str = buf; 1941 selection.rect = !!(ev.state & ModMetaMask);
1942#else
1943 selection.rect = false;
1944#endif
827 1945
828 *str++ = ch; 1946 /* allow shift+left click to extend selection */
1947 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1948 {
1949 if (MEvent.button == Button1 && clickintime)
1950 selection_rotate (ev.x, ev.y);
1951 else
1952 selection_extend (ev.x, ev.y, 1);
1953 }
1954 else
1955 {
1956 if (MEvent.button == Button1 && clickintime)
1957 MEvent.clicks++;
1958 else
1959 MEvent.clicks = 1;
829 1960
1961 selection_click (MEvent.clicks, ev.x, ev.y);
1962 }
1963
1964 MEvent.button = Button1;
1965 break;
1966
1967 case Button3:
1968 if (MEvent.button == Button3 && clickintime)
1969 selection_rotate (ev.x, ev.y);
1970 else
1971 selection_extend (ev.x, ev.y, 1);
1972
1973 MEvent.button = Button3;
1974 break;
1975 }
1976 }
1977
1978 MEvent.time = ev.time;
1979 return;
1980 }
1981
1982 /*
1983 * Scrollbar window processing of button press
1984 */
1985 if (scrollBar.state && ev.window == scrollBar.win)
1986 {
1987 page_dirn direction = NO_DIR;
1988
1989 if (scrollBar.upButton (ev.y))
1990 direction = UP; /* up */
1991 else if (scrollBar.dnButton (ev.y))
1992 direction = DN; /* down */
1993
1994 scrollBar.state = SB_STATE_IDLE;
1995 /*
1996 * Rxvt-style scrollbar:
1997 * move up if mouse is above slider
1998 * move dn if mouse is below slider
1999 *
2000 * XTerm-style scrollbar:
2001 * Move display proportional to pointer location
2002 * pointer near top -> scroll one line
2003 * pointer near bot -> scroll full page
2004 */
2005#ifndef NO_SCROLLBAR_REPORT
2006 if (reportmode)
2007 {
2008 /*
2009 * Mouse report disabled scrollbar:
2010 * arrow buttons - send up/down
2011 * click on scrollbar - send pageup/down
2012 */
2013 if (direction == UP)
2014 tt_printf ("\033[A");
2015 else if (direction == DN)
2016 tt_printf ("\033[B");
2017 else
2018 switch (ev.button)
830 for (;;) 2019 {
2020 case Button2:
2021 tt_printf ("\014");
2022 break;
2023 case Button1:
2024 tt_printf ("\033[6~");
2025 break;
2026 case Button3:
2027 tt_printf ("\033[5~");
2028 break;
2029 }
2030 }
2031 else
2032#endif /* NO_SCROLLBAR_REPORT */
2033 {
2034 if (direction != NO_DIR)
2035 {
2036#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2037 if (!cont_scroll_ev.is_active ())
2038 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2039#endif
2040 if (scr_page (direction, 1))
831 { 2041 {
832 ch = next_char (); 2042 if (direction == UP)
2043 scrollBar.state = SB_STATE_UP;
2044 else
2045 scrollBar.state = SB_STATE_DOWN;
2046 }
2047 }
2048 else
2049 switch (ev.button)
2050 {
2051 case Button2:
2052 switch (scrollBar.align)
2053 {
2054 case SB_ALIGN_TOP:
2055 csrO = 0;
2056 break;
2057 case SB_ALIGN_CENTRE:
2058 csrO = (scrollBar.bot - scrollBar.top) / 2;
2059 break;
2060 case SB_ALIGN_BOTTOM:
2061 csrO = scrollBar.bot - scrollBar.top;
2062 break;
2063 }
833 2064
834 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 2065 if (scrollBar.style == SB_STYLE_XTERM
2066 || scrollBar.above_slider (ev.y)
2067 || scrollBar.below_slider (ev.y))
2068 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
2069
2070 scrollBar.state = SB_STATE_MOTION;
835 break; 2071 break;
2072
2073 case Button1:
2074 if (scrollBar.align == SB_ALIGN_CENTRE)
2075 csrO = ev.y - scrollBar.top;
2076 /* FALLTHROUGH */
2077
2078 case Button3:
2079 if (scrollBar.style != SB_STYLE_XTERM)
2080 {
2081 if (scrollBar.above_slider (ev.y))
2082# ifdef RXVT_SCROLL_FULL
2083 scr_page (UP, nrow - 1);
2084# else
2085 scr_page (UP, nrow / 4);
2086# endif
2087 else if (scrollBar.below_slider (ev.y))
2088# ifdef RXVT_SCROLL_FULL
2089 scr_page (DN, nrow - 1);
2090# else
2091 scr_page (DN, nrow / 4);
2092# endif
2093 else
2094 scrollBar.state = SB_STATE_MOTION;
2095 }
836 else 2096 else
837 { 2097 {
2098 scr_page ((ev.button == Button1 ? DN : UP),
2099 (nrow
2100 * scrollBar.position (ev.y)
2101 / scrollBar.size ()));
2102 }
2103
2104 break;
2105 }
2106 }
2107
2108 return;
2109 }
2110}
2111
2112void
2113rxvt_term::button_release (XButtonEvent &ev)
2114{
2115 int reportmode = 0;
2116
2117 csrO = 0; /* reset csr Offset */
2118 if (!bypass_keystate)
2119 reportmode = !! (priv_modes & PrivMode_mouse_report);
2120
2121 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
2122 {
2123 scrollBar.state = SB_STATE_IDLE;
2124 scrollBar.show (0);
2125 }
2126
2127#ifdef SELECTION_SCROLLING
2128 sel_scroll_ev.stop();
2129#endif
2130
2131 if (ev.window == vt)
2132 {
2133 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
2134 return;
2135
2136#if ISO_14755
2137 // 5.4
2138 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2139 return;
2140#endif
2141
2142 if (reportmode)
2143 {
2144 /* mouse report from vt window */
2145 /* don't report release of wheel "buttons" */
2146 if (ev.button >= 4)
2147 return;
2148#ifdef MOUSE_REPORT_DOUBLECLICK
2149 /* only report the release of 'slow' single clicks */
2150 if (MEvent.button != AnyButton
2151 && (ev.button != MEvent.button
2152 || (ev.time - MEvent.time
2153 > multiClickTime / 2)))
2154 {
2155 MEvent.clicks = 0;
2156 MEvent.button = ev.button;
2157 mouse_report (ev);
2158 }
2159#else /* MOUSE_REPORT_DOUBLECLICK */
2160 MEvent.button = ev.button;
2161 mouse_report (ev);
2162#endif /* MOUSE_REPORT_DOUBLECLICK */
2163 return;
2164 }
2165
2166 /*
2167 * dumb hack to compensate for the failure of click-and-drag
2168 * when overriding mouse reporting
2169 */
2170 if (priv_modes & PrivMode_mouse_report
2171 && bypass_keystate
2172 && ev.button == Button1 && MEvent.clicks <= 1)
2173 selection_extend (ev.x, ev.y, 0);
2174
2175 switch (ev.button)
2176 {
2177 case Button1:
2178 case Button3:
2179 selection_make (ev.time);
2180 break;
2181
2182 case Button2:
2183 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
2184 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2185 break;
2186
2187#ifdef MOUSE_WHEEL
2188 case Button4:
2189 case Button5:
2190 {
2191 int lines;
2192 page_dirn dirn;
2193
2194 dirn = ev.button == Button4 ? UP : DN;
2195
2196 if (ev.state & ShiftMask)
2197 lines = 1;
2198 else if (option (Opt_mouseWheelScrollPage))
2199 lines = nrow - 1;
2200 else
2201 lines = 5;
2202
2203# ifdef MOUSE_SLIP_WHEELING
2204 if (ev.state & ControlMask)
2205 {
2206 mouse_slip_wheel_speed += dirn;
2207 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
2208
2209 if (!slip_wheel_ev.is_active ())
2210 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2211 }
2212 else
2213# endif
2214 {
2215 scr_page (dirn, lines);
2216 scrollBar.show (1);
2217 }
2218 }
2219 break;
2220#endif
2221 }
2222 }
2223}
2224
2225/*}}} */
2226
2227void ecb_hot
2228rxvt_term::cmd_parse ()
2229{
2230 wchar_t ch = NOCHAR;
2231 char *seq_begin; // remember start of esc-sequence here
2232
2233 for (;;)
2234 {
2235 if (ecb_unlikely (ch == NOCHAR))
2236 {
2237 seq_begin = cmdbuf_ptr;
2238 ch = next_char ();
2239
2240 if (ch == NOCHAR)
2241 break;
2242 }
2243
2244 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2245 {
2246 if (ecb_unlikely (!seen_input))
2247 {
2248 seen_input = 1;
2249 // many badly-written programs (e.g. jed) contain a race condition:
2250 // they first read the screensize and then install a SIGWINCH handler.
2251 // some window managers resize the window early, and these programs
2252 // then sometimes get the size wrong.
2253 // unfortunately other programs are even more buggy and dislike
2254 // being sent SIGWINCH, so only do it when we were in fact being
2255 // resized.
2256 if (seen_resize && cmd_pid)
2257 kill (-cmd_pid, SIGWINCH);
2258 }
2259
2260 /* Read a text string from the input buffer */
2261 wchar_t buf[UBUFSIZ];
2262 bool refreshnow = false;
2263 int nlines = 0;
2264 wchar_t *str = buf;
2265 wchar_t *eol = str + min (ncol, UBUFSIZ);
2266
2267 for (;;)
2268 {
2269 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2270 break;
2271
838 *str++ = ch; 2272 *str++ = ch;
839 2273
2274 if (ecb_unlikely (ch == C0_LF || str >= eol))
2275 {
840 if (ch == '\n') 2276 if (ch == C0_LF)
2277 nlines++;
2278
2279 refresh_count++;
2280
2281 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2282 {
2283 refresh_count = 0;
2284
2285 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
841 { 2286 {
842 nlines++;
843 refresh_count++;
844
845 if (!(Options & Opt_jumpScroll)
846 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
847 {
848 refreshnow = true; 2287 refreshnow = true;
849 ch = NOCHAR; 2288 ch = NOCHAR;
850 break; 2289 break;
851 }
852 } 2290 }
2291 }
853 2292
2293 // scr_add_lines only works for nlines <= nrow - 1.
2294 if (nlines >= nrow - 1)
2295 {
2296 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2297 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2298 scr_add_lines (buf, str - buf, nlines);
2299
2300 nlines = 0;
2301 str = buf;
2302 eol = str + min (ncol, UBUFSIZ);
2303 }
2304
2305 if (str >= eol)
2306 {
854 if (str >= buf + BUFSIZ) 2307 if (eol >= buf + UBUFSIZ)
855 { 2308 {
856 ch = NOCHAR; 2309 ch = NOCHAR;
857 break; 2310 break;
858 } 2311 }
2312 else
2313 eol = min (eol + ncol, buf + UBUFSIZ);
859 } 2314 }
2315
860 } 2316 }
861 2317
862 rxvt_scr_add_lines (this, buf, nlines, str - buf); 2318 seq_begin = cmdbuf_ptr;
863 2319 ch = next_char ();
864 /*
865 * If there have been a lot of new lines, then update the screen
866 * What the heck I'll cheat and only refresh less than every page-full.
867 * the number of pages between refreshes is refresh_limit, which
868 * is incremented here because we must be doing flat-out scrolling.
869 *
870 * refreshing should be correct for small scrolls, because of the
871 * time-out
872 */
873 if (refreshnow)
874 {
875 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
876 refresh_limit++;
877
878 rxvt_scr_refresh (this, refresh_type);
879 }
880
881 } 2320 }
2321
2322 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2323 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2324 scr_add_lines (buf, str - buf, nlines);
2325
882 else 2326 /*
2327 * If there have been a lot of new lines, then update the screen
2328 * What the heck we'll cheat and only refresh less than every page-full.
2329 * if skipScroll is enabled.
2330 */
2331 if (refreshnow)
883 { 2332 {
884 switch (ch) 2333 scr_refresh ();
885 { 2334 want_refresh = 1;
886 default:
887 rxvt_process_nonprinting (this, ch);
888 break;
889 case C0_ESC: /* escape char */
890 rxvt_process_escape_seq (this);
891 break;
892 /*case 0x9b: */ /* CSI */
893 /* rxvt_process_csi_seq (this); */
894 }
895
896 ch = NOCHAR;
897 } 2335 }
898 } 2336 }
899 }
900
901 flush ();
902}
903
904void
905rxvt_term::flush ()
906{
907#ifdef TRANSPARENT
908 if (want_full_refresh)
909 {
910 want_full_refresh = 0;
911 rxvt_scr_clear (this);
912 rxvt_scr_touch (this, False);
913 want_refresh = 1;
914 }
915#endif
916
917 if (want_refresh)
918 {
919 rxvt_scr_refresh (this, refresh_type);
920 rxvt_scrollbar_show (this, 1);
921#ifdef USE_XIM
922 rxvt_IMSendSpot (this);
923#endif
924 }
925
926 XFlush (Xdisplay);
927}
928
929/* rxvt_cmd_getc() - Return next input character */
930/*
931 * Return the next input character after first passing any keyboard input
932 * to the command.
933 */
934/* INTPROTO */
935uint32_t
936rxvt_cmd_getc(pR)
937{
938 for (;;)
939 {
940 uint32_t c = R->next_char ();
941 if (c != NOCHAR)
942 return c;
943
944 // incomplete sequences should occur rarely, still, a better solution
945 // would be preferred. either setjmp/longjmp or better design.
946 fcntl (R->cmd_fd, F_SETFL, 0);
947 R->pty_fill (1);
948 fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);
949 }
950
951#if 0
952#define TIMEOUT_USEC 5000
953 fd_set readfds;
954 int quick_timeout, select_res;
955 int want_motion_time, want_keypress_time;
956 struct timeval value;
957#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
958 struct timeval tp;
959#endif
960
961 for (;;) {
962 /* loop until we can return something */
963
964 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
965 rxvt_tt_write(aR_ NULL, 0);
966
967#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
968 if (R->mouse_slip_wheel_speed) {
969 quick_timeout = 1;
970 if (!R->mouse_slip_wheel_delay--
971 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
972 abs(R->mouse_slip_wheel_speed))) {
973 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
974 R->refresh_type |= SMOOTH_REFRESH;
975 R->want_refresh = 1;
976 }
977 }
978#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
979#ifdef SELECTION_SCROLLING
980 if (R->pending_scroll_selection) {
981 quick_timeout = 1;
982 if (!R->scroll_selection_delay--
983 && rxvt_scr_page(aR_ R->scroll_selection_dir,
984 R->scroll_selection_lines)) {
985 rxvt_selection_extend(aR_ R->selection_save_x,
986 R->selection_save_y, R->selection_save_state);
987 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
988 R->refresh_type |= SMOOTH_REFRESH;
989 R->want_refresh = 1;
990 }
991 }
992#endif
993#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
994 if (scrollbar_isUp() || scrollbar_isDn()) {
995 quick_timeout = 1;
996 if (!R->scroll_arrow_delay--
997 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
998 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
999 R->refresh_type |= SMOOTH_REFRESH;
1000 R->want_refresh = 1;
1001 }
1002 }
1003#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1004
1005#ifdef TRANSPARENT
1006 quick_timeout |= R->want_full_refresh;
1007#endif
1008#endif
1009}
1010
1011void
1012rxvt_term::pointer_unblank ()
1013{
1014 XDefineCursor (Xdisplay, TermWin.vt, TermWin_cursor);
1015 rxvt_recolour_cursor (this);
1016
1017#ifdef POINTER_BLANK
1018 hidden_pointer = 0;
1019
1020 if (Options & Opt_pointerBlank)
1021 pointer_ev.start (NOW + pointerBlankDelay);
1022#endif
1023}
1024
1025#ifdef POINTER_BLANK
1026void
1027rxvt_term::pointer_blank ()
1028{
1029 pointer_ev.stop ();
1030
1031 if (!(Options & Opt_pointerBlank))
1032 return;
1033
1034 XDefineCursor (Xdisplay, TermWin.vt, blank_cursor);
1035 XFlush (Xdisplay);
1036
1037 hidden_pointer = 1;
1038}
1039
1040void
1041rxvt_term::pointer_cb (time_watcher &w)
1042{
1043 pointer_blank ();
1044}
1045#endif
1046
1047/* INTPROTO */
1048void
1049rxvt_mouse_report(pR_ const XButtonEvent *ev)
1050{
1051 int button_number, key_state = 0;
1052 int x, y;
1053
1054 x = ev->x;
1055 y = ev->y;
1056 rxvt_pixel_position(aR_ &x, &y);
1057
1058 if (R->MEvent.button == AnyButton) {
1059 button_number = 3;
1060 } else { 2337 else
1061 button_number = R->MEvent.button - Button1;
1062 /* add 0x3D for wheel events, like xterm does */
1063 if (button_number >= 3)
1064 button_number += (64 - 3);
1065 }
1066
1067 if (R->PrivateModes & PrivMode_MouseX10) {
1068 /*
1069 * do not report ButtonRelease
1070 * no state info allowed
1071 */
1072 key_state = 0;
1073 if (button_number == 3)
1074 return;
1075 } else {
1076 /* XTerm mouse reporting needs these values:
1077 * 4 = Shift
1078 * 8 = Meta
1079 * 16 = Control
1080 * plus will add in our own Double-Click reporting
1081 * 32 = Double Click
1082 */
1083 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1084 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1085 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1086#ifdef MOUSE_REPORT_DOUBLECLICK
1087 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1088#endif
1089 }
1090
1091#ifdef DEBUG_MOUSEREPORT
1092 fprintf(stderr, "Mouse [");
1093 if (key_state & 16)
1094 fputc('C', stderr);
1095 if (key_state & 4)
1096 fputc('S', stderr);
1097 if (key_state & 8)
1098 fputc('A', stderr);
1099 if (key_state & 32)
1100 fputc('2', stderr);
1101 fprintf(stderr, "]: <%d>, %d/%d\n",
1102 button_number,
1103 x + 1,
1104 y + 1);
1105#else
1106 rxvt_tt_printf(aR_ "\033[M%c%c%c",
1107 (32 + button_number + key_state),
1108 (32 + x + 1),
1109 (32 + y + 1));
1110#endif
1111}
1112
1113#ifdef USING_W11LIB
1114/* EXTPROTO */
1115void
1116rxvt_W11_process_x_event(XEvent *ev)
1117{
1118 rxvt_t *r = rxvt_get_r();
1119
1120 rxvt_process_x_event(aR_ ev);
1121}
1122#endif
1123
1124/*{{{ process an X event */
1125/* INTPROTO */
1126void
1127rxvt_process_x_event(pR_ XEvent *ev)
1128{
1129 int i, want_timeout;
1130 Window unused_root, unused_child;
1131 int unused_root_x, unused_root_y;
1132 unsigned int unused_mask;
1133 struct timeval tp;
1134
1135#ifdef DEBUG_X
1136 const char *const eventnames[] =
1137 { /* mason - this matches my system */
1138 "",
1139 "",
1140 "KeyPress",
1141 "KeyRelease",
1142 "ButtonPress",
1143 "ButtonRelease",
1144 "MotionNotify",
1145 "EnterNotify",
1146 "LeaveNotify",
1147 "FocusIn",
1148 "FocusOut",
1149 "KeymapNotify",
1150 "Expose",
1151 "GraphicsExpose",
1152 "NoExpose",
1153 "VisibilityNotify",
1154 "CreateNotify",
1155 "DestroyNotify",
1156 "UnmapNotify",
1157 "MapNotify",
1158 "MapRequest",
1159 "ReparentNotify",
1160 "ConfigureNotify",
1161 "ConfigureRequest",
1162 "GravityNotify",
1163 "ResizeRequest",
1164 "CirculateNotify",
1165 "CirculateRequest",
1166 "PropertyNotify",
1167 "SelectionClear",
1168 "SelectionRequest",
1169 "SelectionNotify",
1170 "ColormapNotify",
1171 "ClientMessage",
1172 "MappingNotify"
1173 };
1174 struct tm *ltt;
1175#endif
1176
1177 /*
1178 * check if we need to get the time for any timeouts
1179 */
1180
1181 for (i = NUM_TIMEOUTS; i--; )
1182 if (R->timeout[i].tv_sec) {
1183 want_timeout = 1;
1184 break;
1185 }
1186
1187#ifndef DEBUG_X
1188 if (want_timeout)
1189#endif
1190 (void)gettimeofday(&tp, NULL);
1191
1192#ifdef DEBUG_X
1193 ltt = localtime(&(tp.tv_sec));
1194 D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial));
1195#endif
1196
1197 /* X event timeouts */
1198 if (want_timeout)
1199 for (i = NUM_TIMEOUTS; i--; ) {
1200 if (R->timeout[i].tv_sec == 0)
1201 continue;
1202 if ((tp.tv_sec < R->timeout[i].tv_sec)
1203 || (tp.tv_sec == R->timeout[i].tv_sec
1204 && tp.tv_usec < R->timeout[i].tv_usec))
1205 continue;
1206 R->timeout[i].tv_sec = 0;
1207 switch(i) {
1208 case TIMEOUT_INCR:
1209 rxvt_print_error("data loss: timeout on INCR selection paste");
1210 R->selection_wait = Sel_none;
1211 break;
1212 default:
1213 break;
1214 }
1215 }
1216
1217 switch (ev->type) {
1218 case KeyPress:
1219 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1220 break;
1221
1222#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1223 case KeyRelease:
1224 {
1225 if (!(ev->xkey.state & ControlMask))
1226 R->mouse_slip_wheel_speed = 0;
1227 else {
1228 KeySym ks;
1229
1230 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1231 if (ks == XK_Control_L || ks == XK_Control_R)
1232 R->mouse_slip_wheel_speed = 0;
1233 }
1234 break;
1235 }
1236#endif
1237
1238 case ButtonPress:
1239 rxvt_button_press(aR_ (XButtonEvent *)ev);
1240 break;
1241
1242 case ButtonRelease:
1243 rxvt_button_release(aR_ (XButtonEvent *)ev);
1244 break;
1245
1246 case ClientMessage:
1247 if (ev->xclient.format == 32
1248 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1249 exit(EXIT_SUCCESS);
1250#ifdef OFFIX_DND
1251 /* OffiX Dnd (drag 'n' drop) protocol */
1252 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1253 && (ev->xclient.data.l[0] == DndFile
1254 || ev->xclient.data.l[0] == DndDir
1255 || ev->xclient.data.l[0] == DndLink)) {
1256 /* Get Dnd data */
1257 Atom ActualType;
1258 int ActualFormat;
1259 unsigned char *data;
1260 unsigned long Size, RemainingBytes;
1261
1262 XGetWindowProperty(R->Xdisplay, Xroot,
1263 R->xa[XA_DNDSELECTION],
1264 0L, 1000000L,
1265 False, AnyPropertyType,
1266 &ActualType, &ActualFormat,
1267 &Size, &RemainingBytes,
1268 &data);
1269 XChangeProperty(R->Xdisplay, Xroot,
1270 XA_CUT_BUFFER0, XA_STRING,
1271 8, PropModeReplace,
1272 data, STRLEN(data));
1273 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1274 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1275 }
1276#endif /* OFFIX_DND */
1277 break;
1278
1279 case MappingNotify:
1280 XRefreshKeyboardMapping(&(ev->xmapping));
1281 break;
1282
1283 /*
1284 * XXX: this is not the _current_ arrangement
1285 * Here's my conclusion:
1286 * If the window is completely unobscured, use bitblt's
1287 * to scroll. Even then, they're only used when doing partial
1288 * screen scrolling. When partially obscured, we have to fill
1289 * in the GraphicsExpose parts, which means that after each refresh,
1290 * we need to wait for the graphics expose or Noexpose events,
1291 * which ought to make things real slow!
1292 */
1293 case VisibilityNotify:
1294 switch (ev->xvisibility.state) {
1295 case VisibilityUnobscured:
1296 R->refresh_type = FAST_REFRESH;
1297 break;
1298 case VisibilityPartiallyObscured:
1299 R->refresh_type = SLOW_REFRESH;
1300 break;
1301 default:
1302 R->refresh_type = NO_REFRESH;
1303 break;
1304 }
1305 break;
1306
1307 case FocusIn:
1308 if (!R->TermWin.focus) {
1309 R->TermWin.focus = 1;
1310 R->want_refresh = 1;
1311#ifdef USE_XIM
1312 if (R->Input_Context != NULL)
1313 XSetICFocus(R->Input_Context);
1314#endif
1315#ifdef CURSOR_BLINK
1316 if (R->Options & Opt_cursorBlink)
1317 R->blink_ev.start (NOW + BLINK_INTERVAL);
1318#endif
1319 }
1320 break;
1321
1322 case FocusOut:
1323 if (R->TermWin.focus) {
1324 R->TermWin.focus = 0;
1325 R->want_refresh = 1;
1326#ifdef USE_XIM
1327 if (R->Input_Context != NULL)
1328 XUnsetICFocus(R->Input_Context);
1329#endif
1330#ifdef CURSOR_BLINK
1331 if (R->Options & Opt_cursorBlink)
1332 R->blink_ev.stop ();
1333 R->hidden_cursor = 0;
1334#endif
1335 }
1336 break;
1337
1338 case ConfigureNotify:
1339 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1340 int height, width;
1341
1342 do { /* Wrap lots of configures into one */
1343 width = ev->xconfigure.width;
1344 height = ev->xconfigure.height;
1345 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1346 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1347 ConfigureNotify, ev));
1348 if (R->szHint.width != width || R->szHint.height != height) {
1349 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1350 rxvt_resize_all_windows(aR_ (unsigned int)width,
1351 (unsigned int)height, 1);
1352 }
1353#ifdef DEBUG_SIZE
1354 else {
1355 D_SIZE((stderr, "Size: Not resizing"));
1356 }
1357#endif
1358#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1359 if (R->Options & Opt_transparent) {
1360 rxvt_check_our_parents(aR);
1361 if (R->am_transparent)
1362 R->want_full_refresh = 1;
1363 }
1364#endif
1365 }
1366 break;
1367
1368 case SelectionClear:
1369 rxvt_selection_clear(aR);
1370 break;
1371
1372 case SelectionNotify:
1373 if (R->selection_wait == Sel_normal)
1374 rxvt_selection_paste(aR_ ev->xselection.requestor,
1375 ev->xselection.property, True);
1376 break;
1377
1378 case SelectionRequest:
1379 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1380 break;
1381
1382 case UnmapNotify:
1383 R->TermWin.mapped = 0;
1384 break;
1385
1386 case MapNotify:
1387 R->TermWin.mapped = 1;
1388 break;
1389
1390 case PropertyNotify:
1391 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1392 if (ev->xproperty.state == PropertyNewValue)
1393 rxvt_selection_property(aR_ ev->xproperty.window,
1394 ev->xproperty.atom);
1395 break;
1396 }
1397#ifdef TRANSPARENT
1398 /*
1399 * if user used some Esetroot compatible prog to set the root bg,
1400 * use the property to determine the pixmap. We use it later on.
1401 */
1402 if (R->xa[XA_XROOTPMAPID] == 0)
1403 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1404 "_XROOTPMAP_ID", False);
1405 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1406 break;
1407 /* FALLTHROUGH */
1408 case ReparentNotify:
1409 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1410 if (R->am_transparent)
1411 R->want_full_refresh = 1;
1412 }
1413#endif /* TRANSPARENT */
1414 break;
1415
1416 case GraphicsExpose:
1417 case Expose:
1418 if (ev->xany.window == R->TermWin.vt) {
1419#ifdef NO_SLOW_LINK_SUPPORT
1420 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1421 ev->xexpose.width, ev->xexpose.height, False);
1422#else
1423 // don't understand this, so commented it out
1424 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1425 ev->xexpose.width, ev->xexpose.height, False);
1426 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1427 // ev->xexpose.width, R->TermWin.height, False);
1428#endif
1429 R->want_refresh = 1;
1430 } else {
1431 XEvent unused_xevent;
1432
1433 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1434 Expose,
1435 &unused_xevent)) ;
1436 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1437 GraphicsExpose,
1438 &unused_xevent)) ;
1439 if (isScrollbarWindow(ev->xany.window)) {
1440 scrollbar_setIdle();
1441 rxvt_scrollbar_show(aR_ 0);
1442 }
1443#ifdef MENUBAR
1444 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1445 rxvt_menubar_expose(aR);
1446#endif
1447#ifdef RXVT_GRAPHICS
1448 rxvt_Gr_expose(aR_ ev->xany.window);
1449#endif
1450 }
1451 break;
1452
1453 case MotionNotify:
1454#ifdef POINTER_BLANK
1455 if (R->hidden_pointer)
1456 R->pointer_unblank ();
1457#endif
1458#if MENUBAR
1459 if (isMenuBarWindow(ev->xany.window)) {
1460 rxvt_menubar_control(aR_ &(ev->xbutton));
1461 break;
1462 }
1463#endif
1464 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1465 break;
1466
1467 if (ev->xany.window == R->TermWin.vt) {
1468 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1469 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1470 MotionNotify, ev)) ;
1471 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1472 &unused_root, &unused_child,
1473 &unused_root_x, &unused_root_y,
1474 &(ev->xbutton.x), &(ev->xbutton.y),
1475 &unused_mask);
1476#ifdef MOUSE_THRESHOLD
1477 /* deal with a `jumpy' mouse */
1478 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1479#endif
1480 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1481 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1482#ifdef SELECTION_SCROLLING
1483 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1484 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1485 int dist;
1486
1487 R->pending_scroll_selection=1;
1488
1489 /* don't clobber the current delay if we are
1490 * already in the middle of scrolling.
1491 */
1492 if (R->scroll_selection_delay<=0)
1493 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1494
1495 /* save the event params so we can highlight
1496 * the selection in the pending-scroll loop
1497 */
1498 R->selection_save_x=ev->xbutton.x;
1499 R->selection_save_y=ev->xbutton.y;
1500 R->selection_save_state=
1501 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1502
1503 /* calc number of lines to scroll */
1504 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1505 R->scroll_selection_dir = UP;
1506 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1507 }
1508 else {
1509 R->scroll_selection_dir = DN;
1510 dist = ev->xbutton.y -
1511 (R->TermWin.int_bwidth + R->TermWin.height);
1512 }
1513 R->scroll_selection_lines=(Pixel2Height(dist)/
1514 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1515 MIN_IT(R->scroll_selection_lines,
1516 SELECTION_SCROLL_MAX_LINES);
1517 }
1518 else {
1519 /* we are within the text window, so we
1520 * shouldn't be scrolling
1521 */
1522 R->pending_scroll_selection = 0;
1523 }
1524#endif
1525#ifdef MOUSE_THRESHOLD
1526 }
1527#endif
1528 }
1529 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1530 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1531 MotionNotify, ev)) ;
1532 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1533 &unused_root, &unused_child,
1534 &unused_root_x, &unused_root_y,
1535 &(ev->xbutton.x), &(ev->xbutton.y),
1536 &unused_mask);
1537 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1538 scrollbar_size());
1539 rxvt_scr_refresh(aR_ R->refresh_type);
1540 R->refresh_limit = 0;
1541 rxvt_scrollbar_show(aR_ 1);
1542 }
1543 break;
1544 }
1545}
1546
1547/* INTPROTO */
1548void
1549rxvt_button_press(pR_ XButtonEvent *ev)
1550{
1551 int reportmode = 0, clickintime;
1552
1553 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1554 if (!R->bypass_keystate)
1555 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1556/*
1557 * VT window processing of button press
1558 */
1559 if (ev->window == R->TermWin.vt)
1560 {
1561#if RXVT_GRAPHICS
1562 if (ev->subwindow != None)
1563 rxvt_Gr_ButtonPress(ev->x, ev->y);
1564 else
1565#endif
1566 { 2338 {
1567 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME; 2339 try
1568 if (reportmode)
1569 { 2340 {
1570 /* mouse report from vt window */ 2341 process_nonprinting (ch);
1571 /* save the xbutton state (for ButtonRelease) */
1572 R->MEvent.state = ev->state;
1573#ifdef MOUSE_REPORT_DOUBLECLICK
1574 if (ev->button == R->MEvent.button && clickintime)
1575 {
1576 /* same button, within alloted time */
1577 R->MEvent.clicks++;
1578 if (R->MEvent.clicks > 1)
1579 {
1580 /* only report double clicks */
1581 R->MEvent.clicks = 2;
1582 rxvt_mouse_report(aR_ ev);
1583
1584 /* don't report the release */
1585 R->MEvent.clicks = 0;
1586 R->MEvent.button = AnyButton;
1587 }
1588 }
1589 else
1590 {
1591 /* different button, or time expired */
1592 R->MEvent.clicks = 1;
1593 R->MEvent.button = ev->button;
1594 rxvt_mouse_report(aR_ ev);
1595 }
1596#else
1597 R->MEvent.button = ev->button;
1598 rxvt_mouse_report(aR_ ev);
1599#endif /* MOUSE_REPORT_DOUBLECLICK */
1600 }
1601 else 2342 }
2343 catch (const class out_of_input &o)
1602 { 2344 {
1603 if (ev->button != R->MEvent.button) 2345 // we ran out of input, retry later
1604 R->MEvent.clicks = 0; 2346 cmdbuf_ptr = seq_begin;
1605 switch (ev->button)
1606 {
1607 case Button1:
1608 if (R->MEvent.button == Button1 && clickintime)
1609 R->MEvent.clicks++;
1610 else
1611 R->MEvent.clicks = 1;
1612 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1613 R->MEvent.button = Button1;
1614 break; 2347 break;
1615
1616 case Button3:
1617 if (R->MEvent.button == Button3 && clickintime)
1618 rxvt_selection_rotate(aR_ ev->x, ev->y);
1619 else
1620 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1621 R->MEvent.button = Button3;
1622 break;
1623 } 2348 }
1624 } 2349
1625 R->MEvent.time = ev->time; 2350 ch = NOCHAR;
1626 return;
1627 }
1628 } 2351 }
1629
1630/*
1631 * Scrollbar window processing of button press
1632 */
1633 if (isScrollbarWindow(ev->window))
1634 {
1635 scrollbar_setIdle();
1636 /*
1637 * Rxvt-style scrollbar:
1638 * move up if mouse is above slider
1639 * move dn if mouse is below slider
1640 *
1641 * XTerm-style scrollbar:
1642 * Move display proportional to pointer location
1643 * pointer near top -> scroll one line
1644 * pointer near bot -> scroll full page
1645 */
1646#ifndef NO_SCROLLBAR_REPORT
1647 if (reportmode) {
1648 /*
1649 * Mouse report disabled scrollbar:
1650 * arrow buttons - send up/down
1651 * click on scrollbar - send pageup/down
1652 */
1653 if ((R->scrollBar.style == R_SB_NEXT
1654 && scrollbarnext_upButton(ev->y))
1655 || (R->scrollBar.style == R_SB_RXVT
1656 && scrollbarrxvt_upButton(ev->y)))
1657 rxvt_tt_printf(aR_ "\033[A");
1658 else if ((R->scrollBar.style == R_SB_NEXT
1659 && scrollbarnext_dnButton(ev->y))
1660 || (R->scrollBar.style == R_SB_RXVT
1661 && scrollbarrxvt_dnButton(ev->y)))
1662 rxvt_tt_printf(aR_ "\033[B");
1663 else
1664 switch (ev->button) {
1665 case Button2:
1666 rxvt_tt_printf(aR_ "\014");
1667 break;
1668 case Button1:
1669 rxvt_tt_printf(aR_ "\033[6~");
1670 break;
1671 case Button3:
1672 rxvt_tt_printf(aR_ "\033[5~");
1673 break;
1674 }
1675 }
1676 else
1677#endif /* NO_SCROLLBAR_REPORT */
1678 {
1679 char upordown = 0;
1680
1681 if (R->scrollBar.style == R_SB_NEXT) {
1682 if (scrollbarnext_upButton(ev->y))
1683 upordown = -1; /* up */
1684 else if (scrollbarnext_dnButton(ev->y))
1685 upordown = 1; /* down */
1686 } else if (R->scrollBar.style == R_SB_RXVT) {
1687 if (scrollbarrxvt_upButton(ev->y))
1688 upordown = -1; /* up */
1689 else if (scrollbarrxvt_dnButton(ev->y))
1690 upordown = 1; /* down */
1691 } 2352 }
1692 if (upordown) {
1693#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1694 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1695#endif
1696 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1697 if (upordown < 0)
1698 scrollbar_setUp();
1699 else
1700 scrollbar_setDn();
1701 }
1702 } else
1703 switch (ev->button) {
1704 case Button2:
1705 switch (R->scrollbar_align) {
1706 case R_SB_ALIGN_TOP:
1707 R->csrO = 0;
1708 break;
1709 case R_SB_ALIGN_CENTRE:
1710 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1711 break;
1712 case R_SB_ALIGN_BOTTOM:
1713 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1714 break;
1715 }
1716 if (R->scrollBar.style == R_SB_XTERM
1717 || scrollbar_above_slider(ev->y)
1718 || scrollbar_below_slider(ev->y))
1719 rxvt_scr_move_to(aR_
1720 scrollbar_position(ev->y) - R->csrO,
1721 scrollbar_size());
1722 scrollbar_setMotion();
1723 break;
1724
1725 case Button1:
1726 if (R->scrollbar_align == R_SB_ALIGN_CENTRE)
1727 R->csrO = ev->y - R->scrollBar.top;
1728 /* FALLTHROUGH */
1729
1730 case Button3:
1731 if (R->scrollBar.style != R_SB_XTERM) {
1732 if (scrollbar_above_slider(ev->y))
1733# ifdef RXVT_SCROLL_FULL
1734 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);
1735# else
1736 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);
1737# endif
1738 else if (scrollbar_below_slider(ev->y))
1739# ifdef RXVT_SCROLL_FULL
1740 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);
1741# else
1742 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);
1743# endif
1744 else
1745 scrollbar_setMotion();
1746 } else {
1747 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),
1748 (R->TermWin.nrow
1749 * scrollbar_position(ev->y)
1750 / scrollbar_size()));
1751 }
1752 break;
1753 }
1754 }
1755 return;
1756 }
1757#if MENUBAR
1758 /*
1759 * Menubar window processing of button press
1760 */
1761 if (isMenuBarWindow(ev->window))
1762 rxvt_menubar_control(aR_ ev);
1763#endif
1764} 2353}
1765 2354
1766/* INTPROTO */ 2355// read the next character
1767void 2356wchar_t ecb_hot
1768rxvt_button_release(pR_ XButtonEvent *ev) 2357rxvt_term::next_char () noexcept
1769{ 2358{
1770 int reportmode = 0; 2359 while (cmdbuf_ptr < cmdbuf_endp)
1771
1772 R->csrO = 0; /* reset csr Offset */
1773 if (!R->bypass_keystate)
1774 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1775
1776 if (scrollbar_isUpDn()) {
1777 scrollbar_setIdle();
1778 rxvt_scrollbar_show(aR_ 0);
1779#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1780 R->refresh_type &= ~SMOOTH_REFRESH;
1781#endif
1782 }
1783#ifdef SELECTION_SCROLLING
1784 R->pending_scroll_selection=0;
1785#endif
1786 if (ev->window == R->TermWin.vt)
1787 { 2360 {
1788#ifdef RXVT_GRAPHICS 2361 // assume 7-bit to be ascii ALWAYS (always true in POSIX)
1789 if (ev->subwindow != None) 2362 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f))
1790 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2363 return *cmdbuf_ptr++;
1791 else 2364
1792#endif 2365 wchar_t wc;
2366 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2367
2368 if (len == (size_t)-2)
1793 { 2369 {
1794 if (reportmode) 2370 // the mbstate stores incomplete sequences. didn't know this :/
2371 cmdbuf_ptr = cmdbuf_endp;
2372 break;
2373 }
2374
2375 if (len == (size_t)-1)
1795 { 2376 {
1796 /* mouse report from vt window */ 2377 mbstate.reset (); // reset now undefined conversion state
1797 /* don't report release of wheel "buttons" */ 2378 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
1798 if (ev->button >= 4) 2379 // in which case we "erroneously" return the next byte which might be valid.
1799 return; 2380 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
1800#ifdef MOUSE_REPORT_DOUBLECLICK 2381 }
1801 /* only report the release of 'slow' single clicks */ 2382
1802 if (R->MEvent.button != AnyButton 2383 // assume wchar == unicode
1803 && (ev->button != R->MEvent.button 2384 cmdbuf_ptr += len;
1804 || (ev->time - R->MEvent.time 2385 return wc & UNICODE_MASK;
1805 > MULTICLICK_TIME / 2)))
1806 {
1807 R->MEvent.clicks = 0;
1808 R->MEvent.button = AnyButton;
1809 rxvt_mouse_report(aR_ ev);
1810 }
1811#else /* MOUSE_REPORT_DOUBLECLICK */
1812 R->MEvent.button = AnyButton;
1813 rxvt_mouse_report(aR_ ev);
1814#endif /* MOUSE_REPORT_DOUBLECLICK */
1815 return;
1816 } 2386 }
1817 /*
1818 * dumb hack to compensate for the failure of click-and-drag
1819 * when overriding mouse reporting
1820 */
1821 if (R->PrivateModes & PrivMode_mouse_report
1822 && R->bypass_keystate
1823 && ev->button == Button1 && R->MEvent.clicks <= 1)
1824 rxvt_selection_extend(aR_ ev->x, ev->y, 0);
1825 2387
1826 switch (ev->button) { 2388 return NOCHAR;
1827 case Button1:
1828 case Button3:
1829 rxvt_selection_make(aR_ ev->time);
1830 break;
1831 case Button2:
1832 rxvt_selection_request(aR_ ev->time, ev->x, ev->y);
1833 break;
1834#ifdef MOUSE_WHEEL
1835 case Button4:
1836 case Button5:
1837 {
1838 int i, v;
1839
1840 v = (ev->button == Button4) ? UP : DN;
1841 if (ev->state & ShiftMask)
1842 i = 1;
1843 else if ((R->Options & Opt_mouseWheelScrollPage))
1844 i = R->TermWin.nrow - 1;
1845 else
1846 i = 5;
1847# ifdef MOUSE_SLIP_WHEELING
1848 if (ev->state & ControlMask)
1849 {
1850 R->mouse_slip_wheel_speed += (v ? -1 : 1);
1851 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1852 }
1853# endif
1854# ifdef JUMP_MOUSE_WHEEL
1855 rxvt_scr_page(aR_ v, i);
1856 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1857 rxvt_scrollbar_show(aR_ 1);
1858# else
1859 for (; i--;)
1860 {
1861 rxvt_scr_page(aR_ v, 1);
1862 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1863 rxvt_scrollbar_show(aR_ 1);
1864 }
1865# endif
1866 }
1867 break;
1868#endif
1869 }
1870 }
1871 }
1872#ifdef MENUBAR
1873 else if (isMenuBarWindow(ev->window))
1874 rxvt_menubar_control(aR_ ev);
1875#endif
1876} 2389}
1877 2390
1878 2391// read the next octet
1879#ifdef TRANSPARENT 2392uint32_t ecb_hot
1880/* 2393rxvt_term::next_octet () noexcept
1881 * Check our parents are still who we think they are.
1882 * Do transparency updates if required
1883 */
1884/* EXTPROTO */
1885int
1886rxvt_check_our_parents(pR)
1887{ 2394{
1888 int i, pchanged, aformat, have_pixmap, rootdepth; 2395 return cmdbuf_ptr < cmdbuf_endp
1889 unsigned long nitems, bytes_after; 2396 ? (unsigned char)*cmdbuf_ptr++
1890 Atom atype; 2397 : NOCHAR;
1891 unsigned char *prop = NULL;
1892 Window root, oldp, *list;
1893 Pixmap rootpixmap = None;
1894 XWindowAttributes wattr, wrootattr;
1895
1896 pchanged = 0;
1897
1898 if (!(R->Options & Opt_transparent))
1899 return pchanged; /* Don't try any more */
1900
1901 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1902 rootdepth = wrootattr.depth;
1903
1904 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1905 if (rootdepth != wattr.depth) {
1906 if (R->am_transparent) {
1907 pchanged = 1;
1908 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1909 R->PixColors[Color_bg]);
1910 R->am_transparent = R->am_pixmap_trans = 0;
1911 }
1912 return pchanged; /* Don't try any more */
1913 }
1914
1915/* Get all X ops out of the queue so that our information is up-to-date. */
1916 XSync(R->Xdisplay, False);
1917
1918/*
1919 * Make the frame window set by the window manager have
1920 * the root background. Some window managers put multiple nested frame
1921 * windows for each client, so we have to take care about that.
1922 */
1923 i = (R->xa[XA_XROOTPMAPID] != 0
1924 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
1925 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1926 &nitems, &bytes_after, &prop) == Success));
1927 if (!i || prop == NULL)
1928 have_pixmap = 0;
1929 else {
1930 have_pixmap = 1;
1931 rootpixmap = *((Pixmap *)prop);
1932 XFree(prop);
1933 }
1934 if (have_pixmap) {
1935/*
1936 * Copy Xroot pixmap transparency
1937 */
1938 int sx, sy, nx, ny;
1939 unsigned int nw, nh;
1940 Window cr;
1941 XImage *image;
1942 GC gc;
1943 XGCValues gcvalue;
1944
1945 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
1946 0, 0, &sx, &sy, &cr);
1947 nw = (unsigned int)R->szHint.width;
1948 nh = (unsigned int)R->szHint.height;
1949 nx = ny = 0;
1950 if (sx < 0) {
1951 nw += sx;
1952 nx = -sx;
1953 sx = 0;
1954 }
1955 if (sy < 0) {
1956 nh += sy;
1957 ny = -sy;
1958 sy = 0;
1959 }
1960 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
1961 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
1962 R->allowedxerror = -1;
1963 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
1964 ZPixmap);
1965 /* XXX: handle BadMatch - usually because we're outside the pixmap */
1966 /* XXX: may need a delay here? */
1967 R->allowedxerror = 0;
1968 if (image == NULL) {
1969 if (R->am_transparent && R->am_pixmap_trans) {
1970 pchanged = 1;
1971 if (R->TermWin.pixmap != None) {
1972 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1973 R->TermWin.pixmap = None;
1974 }
1975 }
1976 R->am_pixmap_trans = 0;
1977 } else {
1978 if (R->TermWin.pixmap != None)
1979 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1980 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
1981 (unsigned int)R->szHint.width,
1982 (unsigned int)R->szHint.height,
1983 (unsigned int)image->depth);
1984 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
1985 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
1986 nx, ny, (unsigned int)image->width,
1987 (unsigned int)image->height);
1988 XFreeGC(R->Xdisplay, gc);
1989 XDestroyImage(image);
1990 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
1991 R->TermWin.pixmap);
1992 if (!R->am_transparent || !R->am_pixmap_trans)
1993 pchanged = 1;
1994 R->am_transparent = R->am_pixmap_trans = 1;
1995 }
1996 }
1997 if (!R->am_pixmap_trans) {
1998 unsigned int n;
1999/*
2000 * InheritPixmap transparency
2001 */
2002 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2003 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2004 i++) {
2005 oldp = R->TermWin.parent[i];
2006 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2007 &R->TermWin.parent[i], &list, &n);
2008 XFree(list);
2009 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2010 if (R->TermWin.parent[i] == Xroot) {
2011 if (oldp != None)
2012 pchanged = 1;
2013 break;
2014 }
2015 if (oldp != R->TermWin.parent[i])
2016 pchanged = 1;
2017 }
2018 n = 0;
2019 if (pchanged) {
2020 for (; n < (unsigned int)i; n++) {
2021 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2022 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2023 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2024 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2025 break;
2026 }
2027 }
2028 }
2029 if (n > (int)(sizeof(R->TermWin.parent)
2030 / sizeof(R->TermWin.parent[0]))) {
2031 D_X((stderr, "InheritPixmap Turning off"));
2032 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2033 R->PixColors[Color_fg]);
2034 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2035 R->PixColors[Color_bg]);
2036 R->am_transparent = 0;
2037 /* XXX: also turn off Opt_transparent? */
2038 } else {
2039 /* wait (an arbitrary period) for the WM to do its thing
2040 * needed for fvwm2.2.2 (and before?) */
2041# ifdef HAVE_NANOSLEEP
2042 struct timespec rqt;
2043
2044 rqt.tv_sec = 1;
2045 rqt.tv_nsec = 0;
2046 nanosleep(&rqt, NULL);
2047# else
2048 sleep(1);
2049# endif
2050 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2051 for (n = 0; n < (unsigned int)i; n++)
2052 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2053 ParentRelative);
2054 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2055 ParentRelative);
2056 R->am_transparent = 1;
2057 }
2058 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2059 R->TermWin.parent[i] = None;
2060 }
2061 return pchanged;
2062} 2398}
2063#endif
2064 2399
2065/*}}} */ 2400static class out_of_input out_of_input;
2401
2402wchar_t ecb_hot
2403rxvt_term::cmd_getc ()
2404{
2405 wchar_t c = next_char ();
2406
2407 if (c == NOCHAR)
2408 throw out_of_input;
2409
2410 return c;
2411}
2412
2413uint32_t ecb_hot
2414rxvt_term::cmd_get8 ()
2415{
2416 uint32_t c = next_octet ();
2417
2418 if (c == NOCHAR)
2419 throw out_of_input;
2420
2421 return c;
2422}
2066 2423
2067/*{{{ print pipe */ 2424/*{{{ print pipe */
2068/*----------------------------------------------------------------------*/ 2425/*----------------------------------------------------------------------*/
2069#ifdef PRINTPIPE 2426#ifdef PRINTPIPE
2070/* EXTPROTO */ 2427FILE * ecb_cold
2071FILE *
2072rxvt_popen_printer(pR) 2428rxvt_term::popen_printer ()
2073{ 2429{
2074 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2430 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2075 2431
2076 if (stream == NULL) 2432 if (stream == NULL)
2077 rxvt_print_error("can't open printer pipe"); 2433 rxvt_warn ("can't open printer pipe, not printing.\n");
2434
2078 return stream; 2435 return stream;
2079} 2436}
2080 2437
2081/* EXTPROTO */ 2438int ecb_cold
2082int
2083rxvt_pclose_printer(FILE *stream) 2439rxvt_term::pclose_printer (FILE *stream)
2084{ 2440{
2085 fflush(stream); 2441 fflush (stream);
2086/* pclose() reported not to work on SunOS 4.1.3 */
2087# if defined (__sun__) /* TODO: RESOLVE THIS */
2088/* pclose works provided SIGCHLD handler uses waitpid */
2089 return pclose(stream); /* return fclose (stream); */
2090# else
2091 return pclose(stream); 2442 return pclose (stream);
2092# endif
2093} 2443}
2094 2444
2095/* 2445/*
2096 * simulate attached vt100 printer 2446 * simulate attached vt100 printer
2097 */ 2447 */
2098/* INTPROTO */ 2448void ecb_cold
2099void
2100rxvt_process_print_pipe(pR) 2449rxvt_term::process_print_pipe ()
2101{ 2450{
2102 int done; 2451 FILE *fd = popen_printer ();
2103 FILE *fd;
2104 2452
2105 if ((fd = rxvt_popen_printer(aR)) == NULL) 2453 if (!fd)
2106 return; 2454 return;
2107 2455
2108/* 2456 /*
2109 * Send all input to the printer until either ESC[4i or ESC[?4i 2457 * Send all input to the printer until either ESC[4i or ESC[?4i
2110 * is received. 2458 * is received.
2111 */ 2459 */
2112 for (done = 0; !done;) { 2460 for (int done = 0; !done; )
2461 {
2113 unsigned char buf[8]; 2462 unsigned char buf[8];
2114 unsigned char ch; 2463 unicode_t ch;
2115 unsigned int i, len; 2464 unsigned int i, len;
2116 2465
2117 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2466 if ((ch = cmd_getc ()) != C0_ESC)
2467 {
2118 if (putc(ch, fd) == EOF) 2468 if (putc (ch, fd) == EOF)
2119 break; /* done = 1 */ 2469 break; /* done = 1 */
2120 } else { 2470 }
2471 else
2472 {
2121 len = 0; 2473 len = 0;
2122 buf[len++] = ch; 2474 buf[len++] = ch;
2123 2475
2124 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2476 if ((buf[len++] = cmd_getc ()) == '[')
2125 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2477 {
2126 buf[len++] = '?'; 2478 if ((ch = cmd_getc ()) == '?')
2127 ch = rxvt_cmd_getc(aR); 2479 {
2128 } 2480 buf[len++] = '?';
2481 ch = cmd_getc ();
2482 }
2129 if ((buf[len++] = ch) == '4') { 2483 if ((buf[len++] = ch) == '4')
2484 {
2130 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2485 if ((buf[len++] = cmd_getc ()) == 'i')
2131 break; /* done = 1 */ 2486 break; /* done = 1 */
2132 } 2487 }
2488 }
2489
2490 for (i = 0; i < len; i++)
2491 if (putc (buf[i], fd) == EOF)
2492 {
2493 done = 1;
2494 break;
2495 }
2496 }
2133 } 2497 }
2134 for (i = 0; i < len; i++) 2498
2135 if (putc(buf[i], fd) == EOF) {
2136 done = 1;
2137 break;
2138 }
2139 }
2140 }
2141 rxvt_pclose_printer(fd); 2499 pclose_printer (fd);
2142} 2500}
2143#endif /* PRINTPIPE */ 2501#endif /* PRINTPIPE */
2144/*}}} */ 2502/*}}} */
2145 2503
2146/* *INDENT-OFF* */
2147enum { 2504enum {
2148 C1_40 = 0x40, 2505 C1_40 = 0x40,
2149 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2506 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2150 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2507 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2151 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2508 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2152 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2509 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2153}; 2510};
2154/* *INDENT-ON* */
2155 2511
2156/*{{{ process non-printing single characters */ 2512/*{{{ process non-printing single characters */
2157/* INTPROTO */ 2513void ecb_hot
2158void 2514rxvt_term::process_nonprinting (unicode_t ch)
2159rxvt_process_nonprinting(pR_ unsigned char ch)
2160{ 2515{
2161 switch (ch) { 2516 switch (ch)
2517 {
2518 case C0_ESC:
2519 process_escape_seq ();
2520 break;
2162 case C0_ENQ: /* terminal Status */ 2521 case C0_ENQ: /* terminal Status */
2163 if (R->rs[Rs_answerbackstring]) 2522 if (rs[Rs_answerbackstring])
2164 rxvt_tt_write(aR_ 2523 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2165 (const unsigned char *)R->rs[Rs_answerbackstring], 2524 else
2166 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2525 tt_write (VT100_ANS, strlen (VT100_ANS));
2167 else 2526 break;
2168 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2169 (unsigned int)STRLEN(VT100_ANS));
2170 break;
2171 case C0_BEL: /* bell */ 2527 case C0_BEL: /* bell */
2172 rxvt_scr_bell(aR); 2528 scr_bell ();
2173 break; 2529 break;
2174 case C0_BS: /* backspace */ 2530 case C0_BS: /* backspace */
2175 rxvt_scr_backspace(aR); 2531 scr_backspace ();
2176 break; 2532 break;
2177 case C0_HT: /* tab */ 2533 case C0_HT: /* tab */
2178 rxvt_scr_tab(aR_ 1); 2534 scr_tab (1);
2179 break; 2535 break;
2180 case C0_CR: /* carriage return */ 2536 case C0_CR: /* carriage return */
2181 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2537 scr_gotorc (0, 0, R_RELATIVE);
2182 break; 2538 break;
2183 case C0_VT: /* vertical tab, form feed */ 2539 case C0_VT: /* vertical tab, form feed */
2184 case C0_FF: 2540 case C0_FF:
2185 case C0_LF: /* line feed */ 2541 case C0_LF: /* line feed */
2186 rxvt_scr_index(aR_ UP); 2542 scr_index (UP);
2187 break; 2543 break;
2188 case C0_SO: /* shift out - acs */ 2544 case C0_SO: /* shift out - acs */
2189 rxvt_scr_charset_choose(aR_ 1); 2545 scr_charset_choose (1);
2190 break; 2546 break;
2191 case C0_SI: /* shift in - acs */ 2547 case C0_SI: /* shift in - acs */
2192 rxvt_scr_charset_choose(aR_ 0); 2548 scr_charset_choose (0);
2193 break; 2549 break;
2550
2551#ifdef EIGHT_BIT_CONTROLS
2552 // 8-bit controls
2553 case 0x90: /* DCS */
2554 process_dcs_seq ();
2555 break;
2556 case 0x9b: /* CSI */
2557 process_csi_seq ();
2558 break;
2559 case 0x9d: /* OSC */
2560 process_osc_seq ();
2561 break;
2562#endif
2194 } 2563 }
2195} 2564}
2196/*}}} */ 2565/*}}} */
2197 2566
2198 2567
2199/*{{{ process VT52 escape sequences */ 2568/*{{{ process VT52 escape sequences */
2200/* INTPROTO */ 2569void ecb_cold
2201void 2570rxvt_term::process_escape_vt52 (unicode_t ch)
2202rxvt_process_escape_vt52(pR_ unsigned char ch)
2203{ 2571{
2204 int row, col; 2572 int row, col;
2573
2574 switch (ch)
2205 2575 {
2206 switch (ch) {
2207 case 'A': /* cursor up */ 2576 case 'A': /* cursor up */
2208 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2577 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2209 break; 2578 break;
2210 case 'B': /* cursor down */ 2579 case 'B': /* cursor down */
2211 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2580 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2212 break; 2581 break;
2213 case 'C': /* cursor right */ 2582 case 'C': /* cursor right */
2214 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2583 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2215 break; 2584 break;
2216 case 'D': /* cursor left */ 2585 case 'D': /* cursor left */
2217 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2586 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2218 break; 2587 break;
2219 case 'H': /* cursor home */ 2588 case 'H': /* cursor home */
2220 rxvt_scr_gotorc(aR_ 0, 0, 0); 2589 scr_gotorc (0, 0, 0);
2221 break; 2590 break;
2222 case 'I': /* cursor up and scroll down if needed */ 2591 case 'I': /* cursor up and scroll down if needed */
2223 rxvt_scr_index(aR_ DN); 2592 scr_index (DN);
2224 break; 2593 break;
2225 case 'J': /* erase to end of screen */ 2594 case 'J': /* erase to end of screen */
2226 rxvt_scr_erase_screen(aR_ 0); 2595 scr_erase_screen (0);
2227 break; 2596 break;
2228 case 'K': /* erase to end of line */ 2597 case 'K': /* erase to end of line */
2229 rxvt_scr_erase_line(aR_ 0); 2598 scr_erase_line (0);
2230 break; 2599 break;
2231 case 'Y': /* move to specified row and col */ 2600 case 'Y': /* move to specified row and col */
2232 /* full command is 'ESC Y row col' where row and col 2601 /* full command is 'ESC Y row col' where row and col
2233 * are encoded by adding 32 and sending the ascii 2602 * are encoded by adding 32 and sending the ascii
2234 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2603 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2235 * etc. */ 2604 * etc. */
2236 row = rxvt_cmd_getc(aR) - ' '; 2605 row = cmd_getc () - ' ';
2237 col = rxvt_cmd_getc(aR) - ' '; 2606 col = cmd_getc () - ' ';
2238 rxvt_scr_gotorc(aR_ row, col, 0); 2607 scr_gotorc (row, col, 0);
2239 break; 2608 break;
2240 case 'Z': /* identify the terminal type */ 2609 case 'Z': /* identify the terminal type */
2241 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2610 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2242 break; 2611 break;
2243 case '<': /* turn off VT52 mode */ 2612 case '<': /* turn off VT52 mode */
2244 PrivMode(0, PrivMode_vt52); 2613 priv_modes &= ~PrivMode_vt52;
2245 break; 2614 break;
2246 case 'F': /* use special graphics character set */ 2615 case 'F': /* use special graphics character set */
2247 case 'G': /* use regular character set */ 2616 case 'G': /* use regular character set */
2248 /* unimplemented */ 2617 /* unimplemented */
2249 break; 2618 break;
2250 case '=': /* use alternate keypad mode */ 2619 case '=': /* use alternate keypad mode */
2251 case '>': /* use regular keypad mode */ 2620 case '>': /* use regular keypad mode */
2252 /* unimplemented */ 2621 /* unimplemented */
2253 break; 2622 break;
2254 } 2623 }
2255} 2624}
2256/*}}} */ 2625/*}}} */
2257 2626
2258 2627
2259/*{{{ process escape sequences */ 2628/*{{{ process escape sequences */
2260/* INTPROTO */ 2629void ecb_hot
2261void
2262rxvt_process_escape_seq(pR) 2630rxvt_term::process_escape_seq ()
2263{ 2631{
2264 unsigned char ch = rxvt_cmd_getc(aR); 2632 unicode_t ch = cmd_getc ();
2265 2633
2266 if (R->PrivateModes & PrivMode_vt52) { 2634 if (priv_modes & PrivMode_vt52)
2267 rxvt_process_escape_vt52(aR_ ch);
2268 return;
2269 }
2270 2635 {
2636 process_escape_vt52 (ch);
2637 return;
2638 }
2639
2271 switch (ch) { 2640 switch (ch)
2272 /* case 1: do_tek_mode (); break; */ 2641 {
2273 case '#': 2642 case '#':
2274 if (rxvt_cmd_getc(aR) == '8') 2643 if (cmd_getc () == '8')
2275 rxvt_scr_E(aR); 2644 scr_E ();
2276 break; 2645 break;
2277 case '(': 2646 case '(':
2278 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2647 scr_charset_set (0, (unsigned int)cmd_getc ());
2279 break; 2648 break;
2280 case ')': 2649 case ')':
2281 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2650 scr_charset_set (1, (unsigned int)cmd_getc ());
2282 break; 2651 break;
2283 case '*': 2652 case '*':
2284 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2653 scr_charset_set (2, (unsigned int)cmd_getc ());
2285 break; 2654 break;
2286 case '+': 2655 case '+':
2287 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2656 scr_charset_set (3, (unsigned int)cmd_getc ());
2288 break; 2657 break;
2289#ifdef MULTICHAR_SET 2658#if !ENABLE_MINIMAL
2290 case '$':
2291 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2292 break;
2293#endif
2294#ifndef NO_FRILLS
2295 case '6': 2659 case '6':
2296 rxvt_scr_backindex(aR); 2660 scr_backindex ();
2297 break; 2661 break;
2298#endif 2662#endif
2299 case '7': 2663 case '7':
2300 rxvt_scr_cursor(aR_ SAVE); 2664 scr_cursor (SAVE);
2301 break; 2665 break;
2302 case '8': 2666 case '8':
2303 rxvt_scr_cursor(aR_ RESTORE); 2667 scr_cursor (RESTORE);
2304 break; 2668 break;
2305#ifndef NO_FRILLS 2669#if !ENABLE_MINIMAL
2306 case '9': 2670 case '9':
2307 rxvt_scr_forwardindex(aR); 2671 scr_forwardindex ();
2308 break; 2672 break;
2309#endif 2673#endif
2674 // DECPAM/DECPNM
2310 case '=': 2675 case '=':
2676 priv_modes |= PrivMode_aplKP;
2677 break;
2311 case '>': 2678 case '>':
2312 PrivMode((ch == '='), PrivMode_aplKP); 2679 priv_modes &= ~PrivMode_aplKP;
2313 break; 2680 break;
2314 2681
2315 case C1_40: 2682 case C1_40:
2316 rxvt_cmd_getc(aR); 2683 cmd_getc ();
2317 break; 2684 break;
2318 case C1_44: 2685 case C1_44:
2319 rxvt_scr_index(aR_ UP); 2686 scr_index (UP);
2320 break; 2687 break;
2321 2688
2322 /* 8.3.87: NEXT LINE */ 2689 /* 8.3.87: NEXT LINE */
2323 case C1_NEL: /* ESC E */ 2690 case C1_NEL: /* ESC E */
2324 {
2325 uint32_t nlcr[] = { '\n', '\r' };
2326 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2327 } 2691 {
2328 break; 2692 wchar_t nlcr[] = { C0_LF, C0_CR };
2693 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2694 }
2695 break;
2329 2696
2697#if 0 // disabled because embedded newlines can make exploits easier
2330 /* kidnapped escape sequence: Should be 8.3.48 */ 2698 /* kidnapped escape sequence: Should be 8.3.48 */
2331 case C1_ESA: /* ESC G */ 2699 case C1_ESA: /* ESC G */
2332 rxvt_process_graphics(aR); 2700 // used by original rxvt for rob nations own graphics mode
2333 break; 2701 if (cmd_getc () == 'Q' && option (Opt_insecure))
2702 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2703 break;
2704#endif
2334 2705
2335 /* 8.3.63: CHARACTER TABULATION SET */ 2706 /* 8.3.63: CHARACTER TABULATION SET */
2336 case C1_HTS: /* ESC H */ 2707 case C1_HTS: /* ESC H */
2337 rxvt_scr_set_tab(aR_ 1); 2708 scr_set_tab (1);
2338 break; 2709 break;
2339 2710
2340 /* 8.3.105: REVERSE LINE FEED */ 2711 /* 8.3.105: REVERSE LINE FEED */
2341 case C1_RI: /* ESC M */ 2712 case C1_RI: /* ESC M */
2342 rxvt_scr_index(aR_ DN); 2713 scr_index (DN);
2343 break; 2714 break;
2344 2715
2345 /* 8.3.142: SINGLE-SHIFT TWO */ 2716 /* 8.3.142: SINGLE-SHIFT TWO */
2346 /*case C1_SS2: scr_single_shift (2); break; */ 2717 /* case C1_SS2: break; */
2347 2718
2348 /* 8.3.143: SINGLE-SHIFT THREE */ 2719 /* 8.3.143: SINGLE-SHIFT THREE */
2349 /*case C1_SS3: scr_single_shift (3); break; */ 2720 /* case C1_SS3: break; */
2350 2721
2351 /* 8.3.27: DEVICE CONTROL STRING */ 2722 /* 8.3.27: DEVICE CONTROL STRING */
2352 case C1_DCS: /* ESC P */ 2723 case C1_DCS: /* ESC P */
2353 rxvt_process_dcs_seq(aR); 2724 process_dcs_seq ();
2354 break; 2725 break;
2355 2726
2356 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2727 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2357 case C1_SCI: /* ESC Z */ 2728 case C1_SCI: /* ESC Z */
2358 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2729 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2359 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2360 break; /* steal obsolete ESC [ c */ 2730 break; /* steal obsolete ESC [ c */
2361 2731
2362 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2732 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2363 case C1_CSI: /* ESC [ */ 2733 case C1_CSI: /* ESC [ */
2364 rxvt_process_csi_seq(aR); 2734 process_csi_seq ();
2365 break; 2735 break;
2366 2736
2367 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2737 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2368 case C1_OSC: /* ESC ] */ 2738 case C1_OSC: /* ESC ] */
2369 rxvt_process_osc_seq(aR); 2739 process_osc_seq ();
2370 break; 2740 break;
2371 2741
2372 /* 8.3.106: RESET TO INITIAL STATE */ 2742 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2373 case 'c': 2743 case 'c':
2374 rxvt_scr_poweron(aR); 2744 mbstate.reset ();
2375 rxvt_scrollbar_show(aR_ 1); 2745 scr_poweron ();
2376 break; 2746 scrollBar.show (1);
2747 break;
2377 2748
2378 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2749 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2379 case 'n': 2750 case 'n':
2380 rxvt_scr_charset_choose(aR_ 2); 2751 scr_charset_choose (2);
2381 break; 2752 break;
2382 2753
2383 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2754 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2384 case 'o': 2755 case 'o':
2385 rxvt_scr_charset_choose(aR_ 3); 2756 scr_charset_choose (3);
2386 break; 2757 break;
2387 } 2758 }
2388} 2759}
2389/*}}} */ 2760/*}}} */
2390 2761
2391/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2762/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2392/* *INDENT-OFF* */
2393enum { 2763enum {
2394 CSI_ICH = 0x40, 2764 CSI_ICH = 0x40,
2395 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2765 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2396 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2766 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2397 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2767 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2398 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2768 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2399 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2769 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2400 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2770 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2401 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2771 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2402 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2772 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2403}; 2773};
2404 2774
2405#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2775#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2406 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2776 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2407 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2777 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2408#define get_byte_array_bit(array, bit) \ 2778#define get_byte_array_bit(array, bit) \
2409 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2779 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2410 2780
2411const unsigned char csi_defaults[] = { 2781static const unsigned char csi_defaults[] =
2782 {
2412 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2783 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2413 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2784 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2414 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2785 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2415 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2786 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2416 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2787 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2417 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2788 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2418 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2789 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2419 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2790 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2420}; 2791 };
2421/* *INDENT-ON* */
2422 2792
2423/* INTPROTO */ 2793void ecb_hot
2794rxvt_term::process_csi_seq ()
2795{
2796 unicode_t ch, priv, prev_ch, i;
2797 unsigned int nargs, p;
2798 int n, ndef;
2799 int arg[ESC_ARGS] = { };
2800
2801 nargs = 0;
2802
2803 priv = 0;
2804 ch = cmd_getc ();
2805 if ((ch >= '<' && ch <= '?') || ch == '!')
2806 {
2807 /* '<' '=' '>' '?' '!' */
2808 priv = ch;
2809 ch = cmd_getc ();
2810 }
2811
2812 prev_ch = 0;
2813 /* read any numerical arguments */
2814 for (n = -1; ch < CSI_ICH; )
2815 {
2816 if (isdigit (ch))
2817 {
2818 if (n < 0)
2819 n = ch - '0';
2820 else
2821 n = n * 10 + ch - '0';
2822 }
2823 else if (ch == ';')
2824 {
2825 if (nargs < ESC_ARGS)
2826 arg[nargs++] = n;
2827 n = -1;
2828 }
2829 else if (IS_CONTROL (ch))
2830 process_nonprinting (ch);
2831
2832 prev_ch = ch;
2833 ch = cmd_getc ();
2834 }
2835
2836 if (ch > CSI_7F)
2837 return;
2838
2839 if (nargs < ESC_ARGS)
2840 arg[nargs++] = n;
2841
2842 i = ch - CSI_ICH;
2843 ndef = get_byte_array_bit (csi_defaults, i);
2844 for (p = 0; p < nargs; p++)
2845 if (arg[p] == -1)
2846 arg[p] = ndef;
2847
2848 /*
2849 * private mode handling
2850 */
2851 if (priv)
2852 {
2853 switch (priv)
2854 {
2855 case '>':
2856 if (ch == CSI_DA) /* secondary device attributes */
2857 {
2858 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2859 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2860 //
2861 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2862 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2863 // versions.
2864 //
2865 tt_printf ("\033[>%d;95;0c", 'U');
2866 }
2867 break;
2868
2869 case '?':
2870 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2871 process_terminal_mode (ch, priv, nargs, arg);
2872 if (prev_ch == '$' && ch == 'p')
2873 process_terminal_mode (ch, priv, nargs, arg);
2874 break;
2875
2876 case '!':
2877 if (ch == CSI_70)
2878 {
2879 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2880 scr_soft_reset ();
2881
2882 static const int pm_h[] = { 7, 25 };
2883 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1006, 1015, 1049 };
2884
2885 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2886 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2887 }
2888 break;
2889 }
2890
2891 return;
2892 }
2893
2894 switch (ch)
2895 {
2896 /*
2897 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2898 */
2899#ifdef PRINTPIPE
2900 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2901 switch (arg[0])
2902 {
2903 case 0: /* initiate transfer to primary aux device */
2904 scr_printscreen (0);
2905 break;
2906 case 5: /* start relay to primary aux device */
2907 process_print_pipe ();
2908 break;
2909 }
2910 break;
2911#endif
2912
2913 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2914 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2915 arg[0] = -arg[0];
2916 /* FALLTHROUGH */
2917 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2918 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2919 scr_gotorc (arg[0], 0, RELATIVE);
2920 break;
2921
2922 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2923 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2924#ifdef ISO6429
2925 arg[0] = -arg[0];
2926#else /* emulate common DEC VTs */
2927 arg[0] = arg[0] ? -arg[0] : -1;
2928#endif
2929 /* FALLTHROUGH */
2930 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2931 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2932#ifdef ISO6429
2933 scr_gotorc (0, arg[0], RELATIVE);
2934#else /* emulate common DEC VTs */
2935 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2936#endif
2937 break;
2938
2939 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2940 arg[0] = -arg[0];
2941 /* FALLTHROUGH */
2942 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2943 scr_gotorc (arg[0], 0, R_RELATIVE);
2944 break;
2945
2946 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2947 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2948 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2949 break;
2950
2951 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2952 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2953 break;
2954
2955 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2956 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2957 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2958 break;
2959
2960 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2961 arg[0] = -arg[0];
2962 /* FALLTHROUGH */
2963 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2964 scr_tab (arg[0]);
2965 break;
2966
2967 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2968 scr_erase_screen (arg[0]);
2969 break;
2970
2971 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2972 scr_erase_line (arg[0]);
2973 break;
2974
2975 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2976 scr_insdel_chars (arg[0], INSERT);
2977 break;
2978
2979 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2980 scr_insdel_lines (arg[0], INSERT);
2981 break;
2982
2983 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2984 scr_insdel_lines (arg[0], DELETE);
2985 break;
2986
2987 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2988 scr_insdel_chars (arg[0], ERASE);
2989 break;
2990
2991 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2992 scr_insdel_chars (arg[0], DELETE);
2993 break;
2994
2995 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2996 arg[0] = -arg[0];
2997 /* FALLTHROUGH */
2998 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2999 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3000 break;
3001
3002 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3003 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3004 break;
3005
3006 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3007 process_sgr_mode (nargs, arg);
3008 break;
3009
3010 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3011 switch (arg[0])
3012 {
3013 case 5: /* DSR requested */
3014 tt_printf ("\033[0n");
3015 break;
3016 case 6: /* CPR requested */
3017 scr_report_position ();
3018 break;
3019 case 7: /* unofficial extension */
3020 if (option (Opt_insecure))
3021 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3022 break;
3023 case 8: /* unofficial extension */
3024 process_xterm_seq (XTerm_title, (char *)RESNAME "-" VERSION, CHAR_ST); // char * cast verified
3025 break;
3026 }
3027 break;
3028
3029 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3030 switch (arg[0])
3031 {
3032 case 0: /* char tab stop cleared at active position */
3033 scr_set_tab (0);
3034 break;
3035 /* case 1: */ /* line tab stop cleared in active line */
3036 /* case 2: */ /* char tab stops cleared in active line */
3037 case 3: /* all char tab stops are cleared */
3038 /* case 4: */ /* all line tab stops are cleared */
3039 case 5: /* all tab stops are cleared */
3040 scr_set_tab (-1);
3041 break;
3042 }
3043 break;
3044
3045 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3046 switch (arg[0])
3047 {
3048 case 0: /* char tab stop set at active position */
3049 scr_set_tab (1);
3050 break; /* = ESC H */
3051 /* case 1: */ /* line tab stop set at active line */
3052 case 2: /* char tab stop cleared at active position */
3053 scr_set_tab (0);
3054 break; /* = ESC [ 0 g */
3055 /* case 3: */ /* line tab stop cleared at active line */
3056 /* case 4: */ /* char tab stops cleared at active line */
3057 case 5: /* all char tab stops are cleared */
3058 scr_set_tab (-1);
3059 break; /* = ESC [ 3 g */
3060 /* case 6: */ /* all line tab stops are cleared */
3061 }
3062 break;
3063
3064 case CSI_RM: /* 8.3.107: RESET MODE */
3065 if (arg[0] == 4)
3066 scr_insert_mode (0);
3067 else if (arg[0] == 20)
3068 priv_modes &= ~PrivMode_LFNL;
3069 break;
3070
3071 case CSI_SM: /* 8.3.126: SET MODE */
3072 if (arg[0] == 4)
3073 scr_insert_mode (1);
3074 else if (arg[0] == 20)
3075 priv_modes |= PrivMode_LFNL;
3076 break;
3077
3078 case CSI_71: // DECSCUSR: set cursor style
3079 if (prev_ch == ' ')
3080 set_cursor_style (arg[0]);
3081 break;
3082
3083 /*
3084 * PRIVATE USE beyond this point. All CSI_7? sequences here
3085 */
3086 case CSI_72: /* DECSTBM: set top and bottom margins */
3087 if (nargs == 1)
3088 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3089 else if (nargs == 0 || arg[0] >= arg[1])
3090 scr_scroll_region (0, MAX_ROWS - 1);
3091 else
3092 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3093 break;
3094
3095 case CSI_73:
3096 scr_cursor (SAVE);
3097 break;
3098 case CSI_75:
3099 scr_cursor (RESTORE);
3100 break;
3101
3102#if !ENABLE_MINIMAL
3103 case CSI_74:
3104 process_window_ops (arg, nargs);
3105 break;
3106#endif
3107
3108 case CSI_78: /* DECREQTPARM */
3109 if (arg[0] == 0 || arg[0] == 1)
3110 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3111 break;
3112
3113 default:
3114 break;
3115 }
3116}
3117/*}}} */
3118
3119#if !ENABLE_MINIMAL
2424void 3120void
2425rxvt_process_csi_seq(pR)
2426{
2427 unsigned char ch, priv, i;
2428 unsigned int nargs, p;
2429 int n, ndef;
2430 int arg[ESC_ARGS];
2431
2432 for (nargs = ESC_ARGS; nargs > 0;)
2433 arg[--nargs] = 0;
2434
2435 priv = 0;
2436 ch = rxvt_cmd_getc(aR);
2437 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2438 priv = ch;
2439 ch = rxvt_cmd_getc(aR);
2440 }
2441/* read any numerical arguments */
2442 for (n = -1; ch < CSI_ICH; ) {
2443 if (isdigit(ch)) {
2444 if (n < 0)
2445 n = ch - '0';
2446 else
2447 n = n * 10 + ch - '0';
2448 } else if (ch == ';') {
2449 if (nargs < ESC_ARGS)
2450 arg[nargs++] = n;
2451 n = -1;
2452 } else if (ch == '\b') {
2453 rxvt_scr_backspace(aR);
2454 } else if (ch == C0_ESC) {
2455 rxvt_process_escape_seq(aR);
2456 return;
2457 } else if (ch < ' ') {
2458 rxvt_process_nonprinting(aR_ ch);
2459 }
2460 ch = rxvt_cmd_getc(aR);
2461 }
2462
2463 if (ch > CSI_7F)
2464 return;
2465
2466 if (nargs < ESC_ARGS)
2467 arg[nargs++] = n;
2468
2469 i = ch - CSI_ICH;
2470 ndef = get_byte_array_bit(csi_defaults, i);
2471 for (p = 0; p < nargs; p++)
2472 if (arg[p] == -1)
2473 arg[p] = ndef;
2474
2475#ifdef DEBUG_CMD
2476 fprintf(stderr, "CSI ");
2477 for (p = 0; p < nargs; p++)
2478 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2479 fprintf(stderr, "%c\n", ch);
2480#endif
2481
2482/*
2483 * private mode handling
2484 */
2485 if (priv) {
2486 switch (priv) {
2487 case '>':
2488 if (ch == CSI_DA) /* secondary device attributes */
2489 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING);
2490 break;
2491 case '?':
2492 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2493 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2494 break;
2495 }
2496 return;
2497 }
2498
2499 switch (ch) {
2500/*
2501 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2502 */
2503#ifdef PRINTPIPE
2504 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2505 switch (arg[0]) {
2506 case 0: /* initiate transfer to primary aux device */
2507 rxvt_scr_printscreen(aR_ 0);
2508 break;
2509 case 5: /* start relay to primary aux device */
2510 rxvt_process_print_pipe(aR);
2511 break;
2512 }
2513 break;
2514#endif
2515
2516 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2517 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2518 arg[0] = -arg[0];
2519 /* FALLTHROUGH */
2520 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2521 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2522 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2523 break;
2524
2525 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2526 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2527#ifdef ISO6429
2528 arg[0] = -arg[0];
2529#else /* emulate common DEC VTs */
2530 arg[0] = arg[0] ? -arg[0] : -1;
2531#endif
2532 /* FALLTHROUGH */
2533 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2534 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2535#ifdef ISO6429
2536 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2537#else /* emulate common DEC VTs */
2538 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2539#endif
2540 break;
2541
2542 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2543 arg[0] = -arg[0];
2544 /* FALLTHROUGH */
2545 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2546 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2547 break;
2548
2549 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2550 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2551 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2552 break;
2553
2554 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2555 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2556 break;
2557
2558 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2559 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2560 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2561 break;
2562
2563 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2564 arg[0] = -arg[0];
2565 /* FALLTHROUGH */
2566 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2567 rxvt_scr_tab(aR_ arg[0]);
2568 break;
2569
2570 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2571 rxvt_scr_erase_screen(aR_ arg[0]);
2572 break;
2573
2574 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2575 rxvt_scr_erase_line(aR_ arg[0]);
2576 break;
2577
2578 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2579 rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2580 break;
2581
2582 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2583 rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2584 break;
2585
2586 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2587 rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2588 break;
2589
2590 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2591 rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2592 break;
2593
2594 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2595 rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2596 break;
2597
2598 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2599 arg[0] = -arg[0];
2600 /* FALLTHROUGH */
2601 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2602 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2603 break;
2604
2605 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2606 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS,
2607 (unsigned int)(sizeof(VT100_ANS) - 1));
2608 break;
2609
2610 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2611 rxvt_process_sgr_mode(aR_ nargs, arg);
2612 break;
2613
2614 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2615 switch (arg[0]) {
2616 case 5: /* DSR requested */
2617 rxvt_tt_printf(aR_ "\033[0n");
2618 break;
2619 case 6: /* CPR requested */
2620 rxvt_scr_report_position(aR);
2621 break;
2622#if defined (ENABLE_DISPLAY_ANSWER)
2623 case 7: /* unofficial extension */
2624 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]);
2625 break;
2626#endif
2627 case 8: /* unofficial extension */
2628 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2629 break;
2630 }
2631 break;
2632
2633 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2634 switch (arg[0]) {
2635 case 0: /* char tab stop cleared at active position */
2636 rxvt_scr_set_tab(aR_ 0);
2637 break;
2638 /* case 1: */ /* line tab stop cleared in active line */
2639 /* case 2: */ /* char tab stops cleared in active line */
2640 case 3: /* all char tab stops are cleared */
2641 /* case 4: */ /* all line tab stops are cleared */
2642 case 5: /* all tab stops are cleared */
2643 rxvt_scr_set_tab(aR_ -1);
2644 break;
2645 }
2646 break;
2647
2648 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2649 switch (arg[0]) {
2650 case 0: /* char tab stop set at active position */
2651 rxvt_scr_set_tab(aR_ 1);
2652 break; /* = ESC H */
2653 /* case 1: */ /* line tab stop set at active line */
2654 case 2: /* char tab stop cleared at active position */
2655 rxvt_scr_set_tab(aR_ 0);
2656 break; /* = ESC [ 0 g */
2657 /* case 3: */ /* line tab stop cleared at active line */
2658 /* case 4: */ /* char tab stops cleared at active line */
2659 case 5: /* all char tab stops are cleared */
2660 rxvt_scr_set_tab(aR_ -1);
2661 break; /* = ESC [ 3 g */
2662 /* case 6: */ /* all line tab stops are cleared */
2663 }
2664 break;
2665
2666 case CSI_RM: /* 8.3.107: RESET MODE */
2667 if (arg[0] == 4)
2668 rxvt_scr_insert_mode(aR_ 0);
2669 break;
2670
2671 case CSI_SM: /* 8.3.126: SET MODE */
2672 if (arg[0] == 4)
2673 rxvt_scr_insert_mode(aR_ 1);
2674 break;
2675
2676/*
2677 * PRIVATE USE beyond this point. All CSI_7? sequences here
2678 */
2679 case CSI_72: /* DECSTBM: set top and bottom margins */
2680 if (nargs == 1)
2681 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2682 else if (nargs == 0 || arg[0] >= arg[1])
2683 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2684 else
2685 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2686 break;
2687
2688 case CSI_73:
2689 rxvt_scr_cursor(aR_ SAVE);
2690 break;
2691 case CSI_75:
2692 rxvt_scr_cursor(aR_ RESTORE);
2693 break;
2694
2695#ifndef NO_FRILLS
2696 case CSI_74:
2697 rxvt_process_window_ops(aR_ arg, nargs);
2698 break;
2699#endif
2700
2701 case CSI_78: /* DECREQTPARM */
2702 if (arg[0] == 0 || arg[0] == 1)
2703 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2704 /* FALLTHROUGH */
2705
2706 default:
2707 break;
2708 }
2709}
2710/*}}} */
2711
2712#ifndef NO_FRILLS
2713/* ARGSUSED */
2714/* INTPROTO */
2715void
2716rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3121rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2717{ 3122{
2718 int x, y; 3123 int x, y;
2719#if 0
2720 char *s;
2721#endif
2722 XWindowAttributes wattr; 3124 XWindowAttributes wattr;
2723 Window wdummy; 3125 Window wdummy;
2724 3126
3127 dLocal (Display *, dpy);
3128
2725 if (nargs == 0) 3129 if (nargs == 0)
2726 return; 3130 return;
3131
2727 switch (args[0]) { 3132 switch (args[0])
3133 {
2728 /* 3134 /*
2729 * commands 3135 * commands
2730 */ 3136 */
2731 case 1: /* deiconify window */ 3137 case 1: /* deiconify window */
2732 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3138 XMapWindow (dpy, parent);
2733 break; 3139 break;
2734 case 2: /* iconify window */ 3140 case 2: /* iconify window */
2735 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3141 XIconifyWindow (dpy, parent, display->screen);
2736 DefaultScreen(R->Xdisplay)); 3142 break;
2737 break;
2738 case 3: /* set position (pixels) */ 3143 case 3: /* set position (pixels) */
2739 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3144 XMoveWindow (dpy, parent, args[1], args[2]);
2740 break; 3145 break;
2741 case 4: /* set size (pixels) */ 3146 case 4: /* set size (pixels) */
2742 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3147 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2743 break; 3148 break;
2744 case 5: /* raise window */ 3149 case 5: /* raise window */
2745 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3150 XRaiseWindow (dpy, parent);
2746 break; 3151 break;
2747 case 6: /* lower window */ 3152 case 6: /* lower window */
2748 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3153 XLowerWindow (dpy, parent);
2749 break; 3154 break;
2750 case 7: /* refresh window */ 3155 case 7: /* refresh window */
2751 rxvt_scr_touch(aR_ True); 3156 scr_touch (true);
2752 break; 3157 break;
2753 case 8: /* set size (chars) */ 3158 case 8: /* set size (chars) */
2754 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3159 set_widthheight ((unsigned int) (args[2] * fwidth),
2755 (unsigned int)(args[1] * R->TermWin.fheight)); 3160 (unsigned int) (args[1] * fheight));
2756 break; 3161 break;
3162
3163 //case 9: NYI, TODO, restore maximized window or maximize window
2757 default: 3164 default:
2758 if (args[0] >= 24) /* set height (chars) */ 3165 if (args[0] >= 24) /* set height (chars) */
2759 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3166 set_widthheight ((unsigned int)vt_width,
2760 (unsigned int)(args[1] * R->TermWin.fheight)); 3167 (unsigned int) (args[1] * fheight));
2761 break; 3168 break;
3169
2762 /* 3170 /*
2763 * reports - some output format copied from XTerm 3171 * reports - some output format copied from XTerm
2764 */ 3172 */
2765 case 11: /* report window state */ 3173 case 11: /* report window state */
2766 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3174 XGetWindowAttributes (dpy, parent, &wattr);
2767 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3175 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2768 break; 3176 break;
2769 case 13: /* report window position */ 3177 case 13: /* report window position */
2770 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3178 XGetWindowAttributes (dpy, parent, &wattr);
2771 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3179 XTranslateCoordinates (dpy, parent, wattr.root,
2772 -wattr.border_width, -wattr.border_width, 3180 -wattr.border_width, -wattr.border_width,
2773 &x, &y, &wdummy); 3181 &x, &y, &wdummy);
2774 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3182 tt_printf ("\033[3;%d;%dt", x, y);
2775 break; 3183 break;
2776 case 14: /* report window size (pixels) */ 3184 case 14: /* report window size (pixels) */
2777 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3185 XGetWindowAttributes (dpy, parent, &wattr);
2778 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3186 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2779 break; 3187 break;
3188 case 18: /* report text area size (chars) */
3189 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3190 break;
2780 case 18: /* report window size (chars) */ 3191 case 19: /* report window size (chars) */
2781 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3192 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2782 break; 3193 break;
2783#if 0 /* XXX: currently disabled due to security concerns */
2784 case 20: /* report icon label */ 3194 case 20: /* report icon label */
2785 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3195 {
2786 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3196 char *s;
2787 break; 3197 XGetIconName (dpy, parent, &s);
3198 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3199 XFree (s);
3200 }
3201 break;
2788 case 21: /* report window title */ 3202 case 21: /* report window title */
2789 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3203 {
2790 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3204 char *s;
2791 break; 3205 XFetchName (dpy, parent, &s);
2792#endif 3206 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3207 XFree (s);
3208 }
3209 break;
2793 } 3210 }
2794} 3211}
2795#endif 3212#endif
2796 3213
2797/*----------------------------------------------------------------------*/ 3214/*----------------------------------------------------------------------*/
2798/* 3215/*
2799 * get input up until STRING TERMINATOR (or BEL) 3216 * get input up until STRING TERMINATOR (or BEL)
2800 * ends_how is terminator used. returned input must be free()d 3217 * ends_how is terminator used. returned input must be free()'d
2801 */ 3218 */
2802/* INTPROTO */ 3219char *
2803unsigned char * 3220rxvt_term::get_to_st (unicode_t &ends_how)
2804rxvt_get_to_st(pR_ unsigned char *ends_how)
2805{ 3221{
2806 int seen_esc = 0; /* seen escape? */ 3222 unicode_t ch;
3223 bool seen_esc = false;
2807 unsigned int n = 0; 3224 unsigned int n = 0;
2808 unsigned char *s; 3225 wchar_t string[CBUFSIZ];
2809 unsigned char ch, string[STRING_MAX];
2810 3226
2811 for (; (ch = rxvt_cmd_getc(aR));) { 3227 while ((ch = cmd_getc ()) != NOCHAR)
2812 if (ch == C0_BEL 3228 {
2813 || ch == CHAR_ST 3229 if (seen_esc)
2814 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3230 {
3231 if (ch == 0x5c) /* 7bit ST */
3232 break;
3233 else
3234 return NULL;
3235 }
3236 else if (ch == C0_ESC)
3237 {
3238 seen_esc = true;
3239 continue;
3240 }
3241 else if (ch == C0_BEL || ch == CHAR_ST)
2815 break; 3242 break;
2816 if (ch == C0_ESC) { 3243 else if (ch == C0_SYN)
2817 seen_esc = 1; 3244 ch = cmd_get8 ();
2818 continue; 3245 else if (ch < 0x20)
2819 } else if (ch == '\t')
2820 ch = ' '; /* translate '\t' to space */
2821 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2822 return NULL; /* other control character - exit */ 3246 return NULL; /* other control character - exit */
3247
3248 seen_esc = false;
3249
2823 if (n < sizeof(string) - 1) 3250 if (n >= sizeof (string) - 1)
3251 // stop at some sane length
3252 return NULL;
3253
2824 string[n++] = ch; 3254 string[n++] = ch;
2825 seen_esc = 0;
2826 } 3255 }
3256
2827 string[n++] = '\0'; 3257 string[n++] = '\0';
2828 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3258
2829 return NULL;
2830 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3259 ends_how = (ch == 0x5c ? C0_ESC : ch);
2831 STRNCPY(s, string, n); 3260
2832 return s; 3261 return rxvt_wcstombs (string);
2833} 3262}
2834 3263
2835/*----------------------------------------------------------------------*/ 3264/*----------------------------------------------------------------------*/
2836/* 3265/*
2837 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3266 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2838 */ 3267 */
2839/* INTPROTO */
2840void 3268void
2841rxvt_process_dcs_seq(pR) 3269rxvt_term::process_dcs_seq ()
2842{ 3270{
2843 unsigned char eh, *s; 3271 /*
2844/*
2845 * Not handled yet 3272 * Not handled yet
2846 */ 3273 */
2847 s = rxvt_get_to_st(aR_ &eh); 3274
3275 unicode_t eh;
3276 char *s = get_to_st (eh);
2848 if (s) 3277 if (s)
2849 free(s); 3278 free (s);
3279
2850 return; 3280 return;
2851} 3281}
2852 3282
2853/*----------------------------------------------------------------------*/ 3283/*----------------------------------------------------------------------*/
2854/* 3284/*
2855 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3285 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2856 */ 3286 */
2857/* INTPROTO */
2858void 3287void
2859rxvt_process_osc_seq(pR) 3288rxvt_term::process_osc_seq ()
2860{ 3289{
2861 unsigned char ch, eh, *s; 3290 int arg;
2862 int arg;
2863 3291
2864 ch = rxvt_cmd_getc(aR); 3292 unicode_t ch = cmd_getc ();
2865 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3293 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2866 arg = arg * 10 + (ch - '0'); 3294 arg = arg * 10 + (ch - '0');
2867 3295
2868 if (ch == ';') { 3296 if (ch == ';')
2869 s = rxvt_get_to_st(aR_ &eh); 3297 {
2870 if (s) { 3298 unicode_t eh;
2871 /* 3299 char *s = get_to_st (eh);
2872 * rxvt_menubar_dispatch() violates the constness of the string, 3300
2873 * so do it here 3301 if (s)
2874 */ 3302 {
2875 if (arg == XTerm_Menu) 3303 process_xterm_seq (arg, s, eh);
2876#if 0 /* XXX: currently disabled due to security concerns */ 3304 free (s);
2877 rxvt_menubar_dispatch(aR_ (char *)s); 3305 }
3306 }
3307}
3308
3309static unsigned int
3310colorcube_index (unsigned int idx_r,
3311 unsigned int idx_g,
3312 unsigned int idx_b)
3313{
3314 assert (idx_r < Red_levels);
3315 assert (idx_g < Green_levels);
3316 assert (idx_b < Blue_levels);
3317
3318 return idx_r * Blue_levels * Green_levels +
3319 idx_g * Blue_levels +
3320 idx_b;
3321}
3322
3323/*
3324 * Find the nearest color slot in the hidden color cube,
3325 * adapt its value to the 32bit RGBA color.
3326 */
3327unsigned int
3328rxvt_term::map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a)
3329{
3330 r &= 0xff;
3331 g &= 0xff;
3332 b &= 0xff;
3333 a &= 0xff;
3334
3335 uint32_t color = (a << 24) | (r << 16) | (g << 8) | b;
3336
3337 /* we allow one of the 6 closest neighbouring colours */
3338 /* to replace the current color, if they not used recently */
3339 #if 0
3340 static const unsigned char dxyz[][3] = {
3341 0, 0, 0,
3342 0, 0, 4,
3343 0, 4, 4,
3344 4, 4, 0,
3345 4, 0, 4,
3346 0, 4, 0,
3347 4, 0, 0,
3348 };
2878#else 3349 #else
2879 0; 3350 // silly compressed verlapping triplets version of above
3351 static const unsigned char dxyz[] = {
3352 0, 0, 0, 4, 4, 0, 4, 0, 0,
3353 };
2880#endif 3354 #endif
3355
3356 static const unsigned char color_level[8][32] = {
3357 // neighbour index
3358 {0, 0, 1, 0, 0, 1, 1, 2, 2, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3},
3359 {0, 1, 0, 1, 1, 2, 1, 1, 2, 2, 3, 3, 2, 2, 2, 3, 3, 3, 4, 4, 4, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4},
3360 {0, 0, 1, 2, 1, 1, 2, 3, 3, 2, 2, 3, 3, 4, 4, 3, 3, 3, 4, 4, 5, 5, 5, 4, 4, 4, 5, 5, 5, 5, 5, 5},
3361 {0, 0, 2, 1, 2, 3, 2, 2, 3, 4, 4, 3, 3, 4, 4, 5, 5, 4, 4, 5, 5, 5, 6, 6, 5, 5, 5, 6, 6, 6, 6, 6},
3362 // Red_levels/Green_levels/Blue_levels index
3363 {0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3},
3364 {0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4},
3365 {0, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5},
3366 {0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6},
3367 };
3368
3369 unsigned int idx;
3370
3371 for (int n = 0; n < ecb_array_length (dxyz) - 2; ++n)
3372 {
3373 unsigned int idx_r = color_level[ Red_levels - dxyz[n + 0]][r / 8];
3374 unsigned int idx_g = color_level[Green_levels - dxyz[n + 1]][g / 8];
3375 unsigned int idx_b = color_level[ Blue_levels - dxyz[n + 2]][b / 8];
3376 unsigned int index = colorcube_index (idx_r, idx_g, idx_b);
3377
3378 if (n == 0)
3379 idx = index;
3380
3381 if (rgb24_color[index] == color)
3382 {
3383 rgb24_seqno[index] = ++rgb24_sequence;
3384 return index + minTermCOLOR24;
3385 }
3386
3387 // minor issue: could update index 0 few more times
3388 if ((rgb24_seqno[index] | rgb24_color[index]) == 0)
3389 {
3390 idx = index;
3391 goto update;
3392 }
3393
3394 // like (rgb24_seqno[idx] > rgb24_seqno[index])
3395 // but also handles wrap around values well enough
3396 if ((uint16_t)(rgb24_seqno[idx] - rgb24_seqno[index]) < 0x8000)
3397 idx = index;
3398 }
3399
3400update:
3401 rgb24_color[idx] = color;
3402 rgb24_seqno[idx] = ++rgb24_sequence;
3403
3404 idx += minTermCOLOR24;
3405 pix_colors_focused [idx].free (this);
3406 pix_colors_focused [idx].set (this, rgba (r * 0x0101, g * 0x0101, b * 0x0101, a * 0x0101));
3407 update_fade_color (idx, false);
3408
3409 return idx;
3410}
3411
3412void
3413rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3414{
3415 if (str[0] == '?' && !str[1])
3416 {
3417 rgba c;
3418 pix_colors_focused[color].get (c);
3419 char rgba_str[32];
3420
3421#if XFT
3422 if (c.a != rgba::MAX_CC)
3423 snprintf (rgba_str, sizeof (rgba_str), "rgba:%04x/%04x/%04x/%04x", c.r, c.g, c.b, c.a);
2881 else 3424 else
2882 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3425#endif
2883 free(s); 3426 snprintf (rgba_str, sizeof (rgba_str), "rgb:%04x/%04x/%04x", c.r, c.g, c.b);
2884 } 3427
3428 if (IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3429 tt_printf ("\033]%d;%d;%s%c", report, color - minCOLOR, rgba_str, resp);
3430 else
3431 tt_printf ("\033]%d;%s%c", report, rgba_str, resp);
2885 } 3432 }
3433 else
3434 set_window_color (color, str);
2886} 3435}
3436
2887/* 3437/*
2888 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3438 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2889 * 0 = change iconName/title
2890 * 1 = change iconName
2891 * 2 = change title
2892 * 4 = change color
2893 * 12 = change text color
2894 * 13 = change mouse foreground color
2895 * 17 = change highlight character colour
2896 * 18 = change bold character color
2897 * 19 = change underlined character color
2898 * 46 = change logfile (not implemented)
2899 * 50 = change font
2900 *
2901 * rxvt extensions:
2902 * 10 = menu (may change in future)
2903 * 20 = bg pixmap
2904 * 39 = change default fg color
2905 * 49 = change default bg color
2906 * 55 = dump scrollback buffer and all of screen
2907 */ 3439 */
2908/* EXTPROTO */
2909void 3440void
2910rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3441rxvt_term::process_xterm_seq (int op, char *str, char resp)
2911{ 3442{
2912 int changed = 0; 3443 int color;
2913 int color;
2914 char *buf, *name; 3444 char *buf, *name;
3445 bool query = str[0] == '?' && !str[1];
3446 int saveop = op;
2915 3447
3448 dLocal (Display *, dpy);
3449
2916 assert(str != NULL); 3450 assert (str != NULL);
3451
3452 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3453 return;
3454
2917 switch (op) { 3455 switch (op)
3456 {
2918 case XTerm_name: 3457 case XTerm_name:
2919 rxvt_set_title(aR_ str); 3458 set_title (str);
2920 /* FALLTHROUGH */ 3459 /* FALLTHROUGH */
2921 case XTerm_iconName: 3460 case XTerm_iconName:
2922 rxvt_set_iconName(aR_ str); 3461 set_icon_name (str);
2923 break; 3462 break;
2924 case XTerm_title: 3463 case XTerm_title:
2925 rxvt_set_title(aR_ str); 3464 set_title (str);
2926 break; 3465 break;
3466 case XTerm_property:
3467 if (str[0] == '?')
3468 {
3469 Atom prop = display->atom (str + 1);
3470 Atom actual_type;
3471 int actual_format;
3472 unsigned long nitems;
3473 unsigned long bytes_after;
3474 unsigned char *value = 0;
3475 const char *str = "";
3476
3477 if (prop
3478 && XGetWindowProperty (dpy, parent,
3479 prop, 0, 1<<16, 0, AnyPropertyType,
3480 &actual_type, &actual_format,
3481 &nitems, &bytes_after, &value) == Success
3482 && actual_type != None
3483 && actual_format == 8)
3484 str = (const char *)(value);
3485
3486 tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
3487
3488 XFree (value);
3489 }
3490 else
3491 {
3492 char *eq = strchr (str, '=');
3493
3494 if (eq)
3495 {
3496 *eq = 0;
3497 set_utf8_property (display->atom (str), eq + 1);
3498 }
3499 else
3500 XDeleteProperty (dpy, parent,
3501 display->atom (str));
3502 }
3503 break;
3504
2927 case XTerm_Color: 3505 case XTerm_Color:
2928 for (buf = (char *)str; buf && *buf;) { 3506 for (buf = (char *)str; buf && *buf;)
3507 {
2929 if ((name = STRCHR(buf, ';')) == NULL) 3508 if ((name = strchr (buf, ';')) == NULL)
2930 break; 3509 break;
3510
2931 *name++ = '\0'; 3511 *name++ = '\0';
2932 color = atoi(buf); 3512 color = atoi (buf) + minCOLOR;
2933 if (color < 0 || color >= TOTAL_COLORS) 3513
2934 break; 3514 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3515 break;
3516
2935 if ((buf = STRCHR(name, ';')) != NULL) 3517 if ((buf = strchr (name, ';')) != NULL)
2936 *buf++ = '\0'; 3518 *buf++ = '\0';
2937 rxvt_set_window_color(aR_ color + minCOLOR, name); 3519
2938 } 3520 process_color_seq (op, color, name, resp);
2939 break; 3521 }
3522 break;
3523 case Rxvt_restoreFG:
3524 case XTerm_Color00:
3525 process_color_seq (op, Color_fg, str, resp);
3526 break;
3527 case Rxvt_restoreBG:
3528 case XTerm_Color01:
3529 process_color_seq (op, Color_bg, str, resp);
3530 break;
2940#ifndef NO_CURSORCOLOR 3531#ifndef NO_CURSORCOLOR
2941 case XTerm_Color_cursor: 3532 case XTerm_Color_cursor:
2942 rxvt_set_window_color(aR_ Color_cursor, str); 3533 process_color_seq (op, Color_cursor, str, resp);
2943 break; 3534 break;
2944#endif 3535#endif
2945 case XTerm_Color_pointer: 3536 case XTerm_Color_pointer_fg:
2946 rxvt_set_window_color(aR_ Color_pointer, str); 3537 process_color_seq (op, Color_pointer_fg, str, resp);
2947 break; 3538 break;
3539 case XTerm_Color_pointer_bg:
3540 process_color_seq (op, Color_pointer_bg, str, resp);
3541 break;
3542#ifdef OPTION_HC
3543 case XTerm_Color_HC:
3544 process_color_seq (op, Color_HC, str, resp);
3545 break;
3546 case XTerm_Color_HTC:
3547 process_color_seq (op, Color_HTC, str, resp);
3548 break;
3549#endif
2948#ifndef NO_BOLD_UNDERLINE_REVERSE 3550#ifndef NO_BOLD_UNDERLINE_REVERSE
2949 case XTerm_Color_BD: 3551 case URxvt_Color_BD:
2950 rxvt_set_window_color(aR_ Color_BD, str); 3552 process_color_seq (op, Color_BD, str, resp);
2951 break; 3553 break;
2952 case XTerm_Color_UL: 3554 case URxvt_Color_UL:
2953 rxvt_set_window_color(aR_ Color_UL, str); 3555 process_color_seq (op, Color_UL, str, resp);
2954 break; 3556 break;
2955 case XTerm_Color_RV: 3557 case URxvt_Color_IT:
2956 rxvt_set_window_color(aR_ Color_RV, str); 3558 process_color_seq (op, Color_IT, str, resp);
2957 break; 3559 break;
2958#endif 3560#endif
3561 case URxvt_Color_border:
3562 process_color_seq (op, Color_border, str, resp);
3563 break;
2959 3564
2960 case XTerm_Menu:
2961 /*
2962 * rxvt_menubar_dispatch() violates the constness of the string,
2963 * so DON'T do it here
2964 */
2965 break;
2966 case XTerm_Pixmap:
2967 if (*str != ';') {
2968#if XPM_BACKGROUND
2969 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */
2970 rxvt_set_bgPixmap(aR_ str); /* change pixmap */
2971#endif
2972 rxvt_scr_touch(aR_ True);
2973 }
2974 while ((str = STRCHR(str, ';')) != NULL) {
2975 str++;
2976#if XPM_BACKGROUND
2977 changed += rxvt_scale_pixmap(aR_ str);
2978#endif
2979 }
2980 if (changed) {
2981#ifdef XPM_BACKGROUND
2982 rxvt_resize_pixmap(aR);
2983#endif
2984 rxvt_scr_touch(aR_ True);
2985 }
2986 break;
2987
2988 case XTerm_restoreFG:
2989 rxvt_set_window_color(aR_ Color_fg, str);
2990 break;
2991 case XTerm_restoreBG:
2992 rxvt_set_window_color(aR_ Color_bg, str);
2993 break;
2994 case XTerm_logfile: 3565 case XTerm_logfile:
2995 break; 3566 // TODO, when secure mode?
2996 case XTerm_font: 3567 break;
2997 rxvt_change_font(aR_ 0, str); 3568
2998 break;
2999#if 0 3569#if 0
3000 case XTerm_dumpscreen: /* no error notices */ 3570 case Rxvt_dumpscreen: /* no error notices */
3001 { 3571 {
3002 int fd; 3572 int fd;
3003 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3573 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3004 rxvt_scr_dump(aR_ fd); 3574 {
3005 close(fd); 3575 scr_dump (fd);
3006 } 3576 close (fd);
3007 } 3577 }
3008 break; 3578 }
3579 break;
3580#endif
3581 case XTerm_font:
3582 op = URxvt_font;
3583 case URxvt_font:
3584#if ENABLE_STYLES
3585 case URxvt_boldFont:
3586 case URxvt_italicFont:
3587 case URxvt_boldItalicFont:
3588#endif
3589 if (query)
3590 tt_printf ("\33]%d;%-.250s%c", saveop,
3591 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3592 ? fontset[op - URxvt_font]->fontdesc : "",
3593 resp);
3594 else
3595 {
3596 const char *&res = rs[Rs_font + (op - URxvt_font)];
3597
3598 res = strdup (str);
3599 allocated.push_back ((void *)res);
3600 set_fonts ();
3601 }
3602 break;
3603
3604 case URxvt_version:
3605 if (query)
3606 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3607 op,
3608 rs[Rs_name], VERSION[0], VERSION[2],
3609 resp);
3610 break;
3611
3612#if !ENABLE_MINIMAL
3613 case URxvt_cellinfo:
3614 if (query)
3615 tt_printf ("\33]%d;%d;%d;%d%c", saveop,
3616 fwidth, fheight, fbase,
3617 resp);
3618 break;
3619
3620 case URxvt_locale:
3621 if (query)
3622 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3623 else
3624 {
3625 set_locale (str);
3626 pty->set_utf8_mode (enc_utf8);
3627 init_xlocale ();
3628 }
3629 break;
3630
3631 case URxvt_view_up:
3632 case URxvt_view_down:
3633 {
3634 int lines = atoi (str);
3635
3636 if (lines)
3637 scr_page (op == URxvt_view_up ? UP : DN, lines);
3638 else
3639 scr_erase_savelines ();
3640 }
3641
3642 break;
3643#endif
3644
3645#if ENABLE_PERL
3646 case URxvt_perl:
3647 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
3648 break;
3009#endif 3649#endif
3010 } 3650 }
3011} 3651}
3012/*----------------------------------------------------------------------*/ 3652/*----------------------------------------------------------------------*/
3013 3653
… …
3019 * 's' = save 3659 * 's' = save
3020 * 'r' = restore 3660 * 'r' = restore
3021 * 't' = toggle 3661 * 't' = toggle
3022 * so no need for fancy checking 3662 * so no need for fancy checking
3023 */ 3663 */
3024/* INTPROTO */ 3664int ecb_cold
3025int
3026rxvt_privcases(pR_ int mode, unsigned long bit) 3665rxvt_term::privcases (int mode, unsigned long bit)
3027{ 3666{
3028 int state; 3667 int state;
3029 3668
3030 if (mode == 's') { 3669 if (mode == 's')
3031 R->SavedModes |= (R->PrivateModes & bit); 3670 {
3032 return -1; 3671 if (priv_modes & bit)
3672 SavedModes |= bit;
3033 } else { 3673 else
3674 SavedModes &= ~bit;
3675 return -1;
3676 }
3677 else
3678 {
3034 if (mode == 'r') 3679 if (mode == 'r')
3035 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3680 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3036 else 3681 else
3037 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3682 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3038 PrivMode(state, bit); 3683
3684 if (state)
3685 priv_modes |= bit;
3686 else
3687 priv_modes &= ~bit;
3039 } 3688 }
3689
3040 return state; 3690 return state;
3041} 3691}
3042 3692
3043/* we're not using priv _yet_ */ 3693/* we're not using priv _yet_ */
3044/* INTPROTO */
3045void 3694void
3046rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3695rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3047{ 3696{
3048 unsigned int i, j; 3697 unsigned int i, j;
3049 int state; 3698 int state;
3699
3050 static const struct { 3700 static const struct
3701 {
3051 const int argval; 3702 const int argval;
3052 const unsigned long bit; 3703 const unsigned long bit;
3053 } argtopriv[] = { 3704 } argtopriv[] = {
3054 { 1, PrivMode_aplCUR }, 3705 { 1, PrivMode_aplCUR }, // DECCKM
3055 { 2, PrivMode_vt52 }, 3706 { 2, PrivMode_vt52 }, // DECANM
3056 { 3, PrivMode_132 }, 3707 { 3, PrivMode_132 }, // DECCOLM
3057 { 4, PrivMode_smoothScroll }, 3708 { 4, PrivMode_smoothScroll }, // DECSCLM
3058 { 5, PrivMode_rVideo }, 3709 { 5, PrivMode_rVideo }, // DECSCNM
3059 { 6, PrivMode_relOrigin }, 3710 { 6, PrivMode_relOrigin }, // DECOM
3060 { 7, PrivMode_Autowrap }, 3711 { 7, PrivMode_Autowrap }, // DECAWM
3061 { 9, PrivMode_MouseX10 }, 3712 // 8, auto-repeat keys // DECARM
3062#ifdef menuBar_esc 3713 { 9, PrivMode_MouseX10 },
3063 { menuBar_esc, PrivMode_menuBar }, 3714 { 12, PrivMode_BlinkingCursor },
3064#endif 3715 // 18 end FF to printer after print screen
3716 // 19 Print screen prints full screen/scroll region
3717 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3065#ifdef scrollBar_esc 3718#ifdef scrollBar_esc
3066 { scrollBar_esc, PrivMode_scrollBar }, 3719 { scrollBar_esc, PrivMode_scrollBar },
3067#endif 3720#endif
3068 { 25, PrivMode_VisibleCursor }, 3721 { 35, PrivMode_ShiftKeys }, // rxvt extension
3069 { 35, PrivMode_ShiftKeys }, 3722 // 38, tektronix mode // DECTEK
3070 { 40, PrivMode_132OK }, 3723 { 40, PrivMode_132OK },
3071 { 47, PrivMode_Screen }, 3724 // 41 xterm more fixes NYI
3072 { 66, PrivMode_aplKP }, 3725 // 45 margin bell NYI
3726 // 46 start logging
3727 { 47, PrivMode_Screen },
3728 { 66, PrivMode_aplKP }, // DECNKM
3073#ifndef NO_BACKSPACE_KEY 3729#ifndef NO_BACKSPACE_KEY
3074 { 67, PrivMode_BackSpace }, 3730 { 67, PrivMode_BackSpace }, // DECBKM
3075#endif 3731#endif
3076 { 1000, PrivMode_MouseX11 }, 3732 { 1000, PrivMode_MouseX11 },
3077 { 1010, PrivMode_TtyOutputInh }, 3733 { 1002, PrivMode_MouseBtnEvent },
3078 { 1011, PrivMode_Keypress }, 3734 { 1003, PrivMode_MouseAnyEvent },
3079 { 1047, PrivMode_Screen }, 3735#if ENABLE_FRILLS
3080 }; 3736 { 1004, PrivMode_FocusEvent },
3737 { 1005, PrivMode_ExtMouseUTF8 },
3738 { 1006, PrivMode_ExtMouseSGR },
3739#endif
3740 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3741 { 1011, PrivMode_Keypress }, // rxvt extension
3742#if ENABLE_FRILLS
3743 { 1015, PrivMode_ExtMouseUrxvt }, // urxvt extension of 1005
3744#endif
3745 // 1035 enable modifiers for alt, numlock NYI
3746 // 1036 send ESC for meta keys NYI
3747 // 1037 send DEL for keypad delete NYI
3748 { 1047, PrivMode_Screen },
3749 // 1048 save and restore cursor, implemented in code
3750 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3751 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3752#if ENABLE_FRILLS
3753 { 2004, PrivMode_BracketPaste },
3754#endif
3755 };
3081 3756
3082 if (nargs == 0) 3757 if (nargs == 0)
3083 return; 3758 return;
3084 3759
3760 // DECRQM
3761 if (mode == 'p')
3762 {
3763 int status = 0;
3764 if (nargs != 1)
3765 return;
3766
3767 for (j = 0; j < ecb_array_length (argtopriv); j++)
3768 if (argtopriv[j].argval == arg[0])
3769 {
3770 status = (priv_modes & argtopriv[j].bit) ? 1 : 2;
3771 break;
3772 }
3773
3774 tt_printf ("\33[?%d;%d$y", arg[0], status);
3775 return;
3776 }
3777
3085/* make lo/hi boolean */ 3778 /* make lo/hi boolean */
3086 if (mode == 'l') 3779 if (mode == 'l')
3087 mode = 0; /* reset */ 3780 mode = 0; /* reset */
3088 else if (mode == 'h') 3781 else if (mode == 'h')
3089 mode = 1; /* set */ 3782 mode = 1; /* set */
3090 3783
3091 for (i = 0; i < nargs; i++) { 3784 for (i = 0; i < nargs; i++)
3785 {
3092 state = -1; 3786 state = -1;
3093 3787
3094 /* basic handling */ 3788 /* basic handling */
3095 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3789 for (j = 0; j < ecb_array_length (argtopriv); j++)
3096 if (argtopriv[j].argval == arg[i]) { 3790 if (argtopriv[j].argval == arg[i])
3791 {
3097 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3792 state = privcases (mode, argtopriv[j].bit);
3098 break; 3793 break;
3099 } 3794 }
3100 3795
3101 /* extra handling for values with state unkept */ 3796 /* extra handling for values with state unkept */
3102 if (state == -1)
3103 switch (arg[i]) { 3797 switch (arg[i])
3798 {
3799#if ENABLE_STYLES
3800 case 1021:
3801 set_option (Opt_intensityStyles, mode);
3802
3803 scr_touch (true);
3804 break;
3805#endif
3104 case 1048: /* alternative cursor save */ 3806 case 1048: /* alternative cursor save */
3105 if (mode == 0) 3807 if (option (Opt_secondaryScreen))
3106 rxvt_scr_cursor(aR_ RESTORE); 3808 if (mode == 0)
3107 else if (mode == 1) 3809 scr_cursor (RESTORE);
3108 rxvt_scr_cursor(aR_ SAVE); 3810 else if (mode == 1)
3109 /* FALLTHROUGH */ 3811 scr_cursor (SAVE);
3110 default: 3812 break;
3111 continue; /* for(;i;) */ 3813 }
3112 }
3113 3814
3815 if (state >= 0)
3114 /* extra handling for values with valid 0 or 1 state */ 3816 /* extra handling for values with valid 0 or 1 state */
3115 switch (arg[i]) { 3817 switch (arg[i])
3818 {
3116 /* case 1: - application cursor keys */ 3819 /* case 1: - application cursor keys */
3117 case 2: /* VT52 mode */ 3820 case 2: /* VT52 mode */
3118 /* oddball mode. should be set regardless of set/reset 3821 /* oddball mode. should be set regardless of set/reset
3119 * parameter. Return from VT52 mode with an ESC < from 3822 * parameter. Return from VT52 mode with an ESC < from
3120 * within VT52 mode 3823 * within VT52 mode
3121 */ 3824 */
3122 PrivMode(1, PrivMode_vt52); 3825 priv_modes |= PrivMode_vt52;
3123 break; 3826 break;
3124 case 3: /* 80/132 */ 3827 case 3: /* 80/132 */
3125 if (R->PrivateModes & PrivMode_132OK) 3828 if (priv_modes & PrivMode_132OK)
3126 rxvt_set_widthheight(aR_ 3829 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3127 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3830 break;
3128 (unsigned int)R->TermWin.height);
3129 break;
3130 case 4: /* smooth scrolling */ 3831 case 4: /* smooth scrolling */
3131 if (state) 3832 set_option (Opt_jumpScroll, !state);
3132 R->Options &= ~Opt_jumpScroll; 3833 break;
3133 else
3134 R->Options |= Opt_jumpScroll;
3135 break;
3136 case 5: /* reverse video */ 3834 case 5: /* reverse video */
3137 rxvt_scr_rvideo_mode(aR_ state); 3835 scr_rvideo_mode (state);
3138 break; 3836 break;
3139 case 6: /* relative/absolute origins */ 3837 case 6: /* relative/absolute origins */
3140 rxvt_scr_relative_origin(aR_ state); 3838 scr_relative_origin (state);
3141 break; 3839 break;
3142 case 7: /* autowrap */ 3840 case 7: /* autowrap */
3143 rxvt_scr_autowrap(aR_ state); 3841 scr_autowrap (state);
3144 break; 3842 break;
3145 /* case 8: - auto repeat, can't do on a per window basis */ 3843 /* case 8: - auto repeat, can't do on a per window basis */
3146 case 9: /* X10 mouse reporting */ 3844 case 9: /* X10 mouse reporting */
3147 if (state) /* orthogonal */ 3845 if (state) /* orthogonal */
3148 R->PrivateModes &= ~(PrivMode_MouseX11); 3846 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3149 break; 3847 break;
3150#ifdef menuBar_esc
3151 case menuBar_esc:
3152#ifdef MENUBAR
3153 rxvt_map_menuBar(aR_ state);
3154#endif
3155 break;
3156#endif
3157#ifdef scrollBar_esc 3848#ifdef scrollBar_esc
3158 case scrollBar_esc: 3849 case scrollBar_esc:
3159 if (rxvt_scrollbar_mapping(aR_ state)) { 3850 scrollBar.map (state);
3160 rxvt_resize_all_windows(aR_ 0, 0, 0); 3851 resize_all_windows (0, 0, 0);
3161 rxvt_scr_touch(aR_ True); 3852 scr_touch (true);
3162 } 3853 break;
3163 break;
3164#endif 3854#endif
3855#ifdef CURSOR_BLINK
3856 case 12:
3857 cursor_blink_reset ();
3858 break;
3859#endif
3165 case 25: /* visible/invisible cursor */ 3860 case 25: /* visible/invisible cursor */
3166 rxvt_scr_cursor_visible(aR_ state); 3861 scr_cursor_visible (state);
3167 break; 3862 break;
3168 /* case 35: - shift keys */ 3863 /* case 35: - shift keys */
3169 /* case 40: - 80 <--> 132 mode */ 3864 /* case 40: - 80 <--> 132 mode */
3170 case 47: /* secondary screen */ 3865 case 47: /* secondary screen */
3171 rxvt_scr_change_screen(aR_ state); 3866 scr_change_screen (state);
3172 break; 3867 break;
3173 /* case 66: - application key pad */ 3868 /* case 66: - application key pad */
3174 /* case 67: - backspace key */ 3869 /* case 67: - backspace key */
3175 case 1000: /* X11 mouse reporting */ 3870 case 1000: /* X11 mouse reporting */
3176 if (state) /* orthogonal */ 3871 if (state) /* orthogonal */
3177 R->PrivateModes &= ~(PrivMode_MouseX10); 3872 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3178 break; 3873 break;
3179#if 0 3874 case 1002:
3180 case 1001: 3875 case 1003:
3181 break; /* X11 mouse highlighting */ 3876 if (state)
3182#endif 3877 {
3878 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3879 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3880 mouse_row = mouse_col = 0;
3881 vt_emask_mouse = PointerMotionMask;
3882 }
3883 else
3884 vt_emask_mouse = NoEventMask;
3885
3886 vt_select_input ();
3887 break;
3183 case 1010: /* scroll to bottom on TTY output inhibit */ 3888 case 1010: /* scroll to bottom on TTY output inhibit */
3184 if (state) 3889 set_option (Opt_scrollTtyOutput, !state);
3185 R->Options &= ~Opt_scrollTtyOutput; 3890 break;
3186 else
3187 R->Options |= Opt_scrollTtyOutput;
3188 break;
3189 case 1011: /* scroll to bottom on key press */ 3891 case 1011: /* scroll to bottom on key press */
3190 if (state) 3892 set_option (Opt_scrollTtyKeypress, state);
3191 R->Options |= Opt_scrollTtyKeypress; 3893 break;
3192 else
3193 R->Options &= ~Opt_scrollTtyKeypress;
3194 break;
3195 case 1047: /* secondary screen w/ clearing */ 3894 case 1047: /* secondary screen w/ clearing last */
3196 if (R->current_screen != PRIMARY) 3895 if (option (Opt_secondaryScreen))
3197 rxvt_scr_erase_screen(aR_ 2); 3896 if (!state)
3198 rxvt_scr_change_screen(aR_ state); 3897 scr_erase_screen (2);
3199 /* FALLTHROUGH */ 3898
3200 default: 3899 scr_change_screen (state);
3201 break; 3900 break;
3202 } 3901 case 1049: /* secondary screen w/ clearing first */
3902 if (option (Opt_secondaryScreen))
3903 if (state)
3904 scr_cursor (SAVE);
3905
3906 scr_change_screen (state);
3907
3908 if (option (Opt_secondaryScreen))
3909 if (state)
3910 scr_erase_screen (2);
3911 else
3912 scr_cursor (RESTORE);
3913 break;
3914 default:
3915 break;
3916 }
3203 } 3917 }
3204} 3918}
3205/*}}} */ 3919/*}}} */
3206 3920
3207/*{{{ process sgr sequences */ 3921/*{{{ process sgr sequences */
3208/* INTPROTO */ 3922void ecb_hot
3923rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3924{
3925 unsigned int i;
3926 short rendset;
3927 int rendstyle;
3928
3929 if (nargs == 0)
3930 {
3931 scr_rendition (0, ~RS_None);
3932 return;
3933 }
3934
3935 for (i = 0; i < nargs; i++)
3936 {
3937 rendset = -1;
3938 switch (arg[i])
3939 {
3940 case 0:
3941 rendset = 0, rendstyle = ~RS_None;
3942 break;
3943 case 1:
3944 rendset = 1, rendstyle = RS_Bold;
3945 break;
3946 //case 2: // low intensity
3947 case 3:
3948 rendset = 1, rendstyle = RS_Italic;
3949 break;
3950 case 4:
3951 rendset = 1, rendstyle = RS_Uline;
3952 break;
3953 case 5: // slowly blinking
3954 case 6: // rapidly blinking
3955 rendset = 1, rendstyle = RS_Blink;
3956 break;
3957 //case 6: // scoansi light background
3958 case 7:
3959 rendset = 1, rendstyle = RS_RVid;
3960 break;
3961 case 8:
3962 // invisible. NYI
3963 break;
3964 //case 9: // crossed out
3965 //case 10: // scoansi acs off, primary font
3966 //case 11: // scoansi acs on, first alt font
3967 //case 12: // scoansi acs on, |0x80, second alt font
3968 //...
3969 //case 19: // ninth alt font
3970 //case 20: // gothic
3971 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3972 rendset = 0, rendstyle = RS_Bold;
3973 break;
3974 case 22: // bold off (vt220)
3975 rendset = 0, rendstyle = RS_Bold;
3976 break;
3977 case 23: // disable italic
3978 rendset = 0, rendstyle = RS_Italic;
3979 break;
3980 case 24: // underline off (vt220)
3981 rendset = 0, rendstyle = RS_Uline;
3982 break;
3983 case 25: // blink off (vt220)
3984 rendset = 0, rendstyle = RS_Blink;
3985 break;
3986 case 26: // variable spacing (iso 8613)
3987 rendset = 0, rendstyle = RS_Blink;
3988 break;
3989 case 27: // reverse off (vt220)
3990 rendset = 0, rendstyle = RS_RVid;
3991 break;
3992 //case 28: // visible. NYI
3993 //case 29: // not crossed-out
3994 }
3995
3996 if (rendset != -1)
3997 {
3998 scr_rendition (rendset, rendstyle);
3999 continue; /* for (;i;) */
4000 }
4001
4002 switch (arg[i])
4003 {
4004 case 30:
4005 case 31: /* set fg color */
4006 case 32:
4007 case 33:
4008 case 34:
4009 case 35:
4010 case 36:
4011 case 37:
4012 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
4013 break;
4014 case 39: /* default fg */
4015 scr_color (Color_fg, Color_fg);
4016 break;
4017
4018 case 40:
4019 case 41: /* set bg color */
4020 case 42:
4021 case 43:
4022 case 44:
4023 case 45:
4024 case 46:
4025 case 47:
4026 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
4027 break;
4028 case 49: /* default bg */
4029 scr_color (Color_bg, Color_bg);
4030 break;
4031
4032 case 38: // set fg color, ISO 8613-6
4033 case 48: // set bg color, ISO 8613-6
4034 {
4035 unsigned int fgbg = arg[i] == 38 ? Color_fg : Color_bg;
4036 unsigned int idx;
4037
4038 if (nargs > i + 2 && arg[i + 1] == 5)
4039 {
4040 idx = minCOLOR + arg[i + 2];
4041 i += 2;
4042
4043 scr_color (idx, fgbg);
4044 }
4045 else if (nargs > i + 4 && arg[i + 1] == 2)
4046 {
4047 unsigned int r = arg[i + 2];
4048 unsigned int g = arg[i + 3];
4049 unsigned int b = arg[i + 4];
4050 unsigned int a = 0xff;
4051
4052 idx = map_rgb24_color (r, g, b, a);
4053
4054 i += 4;
4055
4056 scr_color (idx, fgbg);
4057 }
4058 }
4059 break;
4060
4061 //case 50: // not variable spacing
4062
4063#if !ENABLE_MINIMAL
4064 case 90:
4065 case 91: /* set bright fg color */
4066 case 92:
4067 case 93:
4068 case 94:
4069 case 95:
4070 case 96:
4071 case 97:
4072 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4073 break;
4074 case 100:
4075 case 101: /* set bright bg color */
4076 case 102:
4077 case 103:
4078 case 104:
4079 case 105:
4080 case 106:
4081 case 107:
4082 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4083 break;
4084#endif
4085 }
4086 }
4087}
4088
3209void 4089void
3210rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4090rxvt_term::set_cursor_style (int style)
3211{ 4091{
3212 unsigned int i; 4092 if (!IN_RANGE_INC (style, 0, 6))
3213 short rendset; 4093 return;
3214 int rendstyle;
3215 4094
3216 if (nargs == 0) { 4095 if (style == 0)
3217 rxvt_scr_rendition(aR_ 0, ~RS_None); 4096 style = 1;
3218 return;
3219 }
3220 for (i = 0; i < nargs; i++) {
3221 rendset = -1;
3222 switch (arg[i]) {
3223 case 0:
3224 rendset = 0, rendstyle = ~RS_None;
3225 break;
3226 case 1:
3227 rendset = 1, rendstyle = RS_Bold;
3228 break;
3229 case 4:
3230 rendset = 1, rendstyle = RS_Uline;
3231 break;
3232 case 5:
3233 rendset = 1, rendstyle = RS_Blink;
3234 break;
3235 case 7:
3236 rendset = 1, rendstyle = RS_RVid;
3237 break;
3238 case 22:
3239 rendset = 0, rendstyle = RS_Bold;
3240 break;
3241 case 24:
3242 rendset = 0, rendstyle = RS_Uline;
3243 break;
3244 case 25:
3245 rendset = 0, rendstyle = RS_Blink;
3246 break;
3247 case 27:
3248 rendset = 0, rendstyle = RS_RVid;
3249 break;
3250 }
3251 if (rendset != -1) {
3252 rxvt_scr_rendition(aR_ rendset, rendstyle);
3253 continue; /* for(;i;) */
3254 }
3255 4097
3256 switch (arg[i]) { 4098 cursor_type = (style - 1) / 2;
3257 case 30: 4099 set_option (Opt_cursorUnderline, cursor_type == 1);
3258 case 31: /* set fg color */
3259 case 32:
3260 case 33:
3261 case 34:
3262 case 35:
3263 case 36:
3264 case 37:
3265 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3266 Color_fg);
3267 break;
3268#ifdef TTY_256COLOR
3269 case 38:
3270 if (nargs > i + 2 && arg[i + 1] == 5) {
3271 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3272 Color_fg);
3273 i += 2;
3274 }
3275 break;
3276#endif
3277 case 39: /* default fg */
3278 rxvt_scr_color(aR_ Color_fg, Color_fg);
3279 break;
3280 4100
3281 case 40: 4101#ifdef CURSOR_BLINK
3282 case 41: /* set bg color */ 4102 set_option (Opt_cursorBlink, style & 1);
3283 case 42: 4103 cursor_blink_reset ();
3284 case 43:
3285 case 44:
3286 case 45:
3287 case 46:
3288 case 47:
3289 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3290 Color_bg);
3291 break;
3292#ifdef TTY_256COLOR
3293 case 48:
3294 if (nargs > i + 2 && arg[i + 1] == 5) {
3295 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3296 Color_bg);
3297 i += 2;
3298 }
3299 break;
3300#endif 4104#endif
3301 case 49: /* default bg */
3302 rxvt_scr_color(aR_ Color_bg, Color_bg);
3303 break;
3304 4105
3305#ifndef NO_BRIGHTCOLOR 4106 want_refresh = 1;
3306 case 90:
3307 case 91: /* set bright fg color */
3308 case 92:
3309 case 93:
3310 case 94:
3311 case 95:
3312 case 96:
3313 case 97:
3314 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3315 Color_fg);
3316 break;
3317 case 100:
3318 case 101: /* set bright bg color */
3319 case 102:
3320 case 103:
3321 case 104:
3322 case 105:
3323 case 106:
3324 case 107:
3325 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3326 Color_bg);
3327 break;
3328#endif
3329 }
3330 }
3331} 4107}
3332/*}}} */ 4108/*}}} */
3333 4109
3334/*{{{ process Rob Nation's own graphics mode sequences */
3335/* INTPROTO */
3336void
3337rxvt_process_graphics(pR)
3338{
3339 unsigned char ch, cmd = rxvt_cmd_getc(aR);
3340
3341#ifndef RXVT_GRAPHICS
3342 if (cmd == 'Q') { /* query graphics */
3343 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */
3344 return;
3345 }
3346/* swallow other graphics sequences until terminating ':' */
3347 do
3348 ch = rxvt_cmd_getc(aR);
3349 while (ch != ':');
3350#else
3351 unsigned int nargs;
3352 int args[NGRX_PTS];
3353 unsigned char *text = NULL;
3354
3355 if (cmd == 'Q') { /* query graphics */
3356 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3357 return;
3358 }
3359 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3360 int neg;
3361
3362 ch = rxvt_cmd_getc(aR);
3363 neg = (ch == '-');
3364 if (neg || ch == '+')
3365 ch = rxvt_cmd_getc(aR);
3366
3367 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3368 args[nargs] = args[nargs] * 10 + (ch - '0');
3369 if (neg)
3370 args[nargs] = -args[nargs];
3371
3372 nargs++;
3373 args[nargs] = 0;
3374 if (ch != ';')
3375 break;
3376 }
3377
3378 if ((cmd == 'T') && (nargs >= 5)) {
3379 int i, len = args[4];
3380
3381 text = rxvt_malloc((len + 1) * sizeof(char));
3382
3383 if (text != NULL) {
3384 for (i = 0; i < len; i++)
3385 text[i] = rxvt_cmd_getc(aR);
3386 text[len] = '\0';
3387 }
3388 }
3389 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3390#endif
3391}
3392/*}}} */
3393
3394/* ------------------------------------------------------------------------- */ 4110/* ---------------------------------------------------------------------- */
4111/* Write data to the pty as typed by the user, pasted with the mouse,
4112 * or generated by us in response to a query ESC sequence.
4113 */
3395 4114
3396/* 4115/*
3397 * Send printf() formatted output to the command. 4116 * Send printf () formatted output to the command.
3398 * Only use for small amounts of data. 4117 * Only use for small amounts of data.
3399 */ 4118 */
3400/* EXTPROTO */
3401void 4119void
3402rxvt_tt_printf(pR_ const char *fmt,...) 4120rxvt_term::tt_printf (const char *fmt,...)
3403{ 4121{
3404 va_list arg_ptr; 4122 va_list arg_ptr;
3405 unsigned char buf[256]; 4123 char buf[256];
3406 4124
3407 va_start(arg_ptr, fmt); 4125 va_start (arg_ptr, fmt);
3408 vsprintf((char *)buf, fmt, arg_ptr); 4126 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3409 va_end(arg_ptr); 4127 va_end (arg_ptr);
3410 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4128 tt_write (buf, strlen (buf));
3411} 4129}
3412 4130
3413/* ---------------------------------------------------------------------- */ 4131/* Write data to the pty as typed by the user. */
3414/* Addresses pasting large amounts of data and rxvt hang
3415 * code pinched from xterm (v_write()) and applied originally to
3416 * rxvt-2.18 - Hops
3417 * Write data to the pty as typed by the user, pasted with the mouse,
3418 * or generated by us in response to a query ESC sequence.
3419 */
3420/* EXTPROTO */
3421void 4132void
3422rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4133rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3423{ 4134{
3424#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4135 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3425 int riten; 4136 return;
3426 unsigned int p;
3427 unsigned char *v_buffer, /* start of physical buffer */
3428 *v_bufstr, /* start of current buffer pending */
3429 *v_bufptr, /* end of current buffer pending */
3430 *v_bufend; /* end of physical buffer */
3431 4137
3432 if (R->v_bufstr == NULL && len > 0) { 4138 if (option (Opt_scrollTtyKeypress))
3433 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4139 if (view_start)
3434 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4140 {
3435 v_bufend = v_buffer + p; 4141 view_start = 0;
3436 } else { 4142 want_refresh = 1;
3437 v_buffer = R->v_buffer;
3438 v_bufstr = R->v_bufstr;
3439 v_bufptr = R->v_bufptr;
3440 v_bufend = R->v_bufend;
3441 } 4143 }
3442 4144
3443 /* 4145 tt_write_ (data, len);
3444 * Append to the block we already have. Always doing this simplifies the 4146}
3445 * code, and isn't too bad, either. If this is a short block, it isn't 4147
3446 * too expensive, and if this is a long block, we won't be able to write 4148void
3447 * it all anyway. 4149rxvt_term::tt_write (const char *data, unsigned int len)
3448 */ 4150{
3449 if (len > 0) { 4151 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3450 if (v_bufend < v_bufptr + len) { /* run out of room */ 4152 return;
3451 if (v_bufstr != v_buffer) { 4153
3452 /* there is unused space, move everything down */ 4154 tt_write_ (data, len);
3453 MEMMOVE(v_buffer, v_bufstr, 4155}
3454 (unsigned int)(v_bufptr - v_bufstr)); 4156
3455 v_bufptr -= v_bufstr - v_buffer; 4157static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3456 v_bufstr = v_buffer; 4158
4159void
4160rxvt_term::tt_write_ (const char *data, unsigned int len)
4161{
4162 if (pty->pty < 0)
4163 return;
4164
4165 if (v_buflen == 0)
4166 {
4167 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4168
4169 max_it (written, 0);
4170
4171 if (written == len)
4172 return;
4173
4174 data += written;
4175 len -= written;
3457 } 4176 }
3458 if (v_bufend < v_bufptr + len) {
3459 /* still won't fit: get more space */
3460 /* use most basic realloc because an error is not fatal. */
3461 unsigned int size = v_bufptr - v_buffer;
3462 unsigned int reallocto;
3463 4177
3464 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4178 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3465 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4179
3466 /* save across realloc */ 4180 memcpy (v_buffer + v_buflen, data, len);
3467 if (v_buffer) { 4181 v_buflen += len;
3468 v_bufstr = v_buffer; 4182
3469 v_bufptr = v_buffer + size; 4183 pty_ev.set (ev::READ | ev::WRITE);
3470 v_bufend = v_buffer + reallocto; 4184}
3471 } else { /* no memory: ignore entire write request */ 4185
3472 rxvt_print_error("data loss: cannot allocate buffer space"); 4186void rxvt_term::pty_write ()
3473 v_buffer = v_bufstr; /* restore clobbered pointer */ 4187{
3474 } 4188 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4189
4190 if (written > 0)
4191 {
4192 v_buflen -= written;
4193
4194 if (v_buflen == 0)
4195 {
4196 free (v_buffer);
4197 v_buffer = 0;
4198
4199 pty_ev.set (ev::READ);
4200 return;
4201 }
4202
4203 memmove (v_buffer, v_buffer + written, v_buflen);
3475 } 4204 }
3476 } 4205 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3477 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4206 pty_ev.set (ev::READ);
3478 MEMCPY(v_bufptr, d, len);
3479 v_bufptr += len;
3480 }
3481 }
3482
3483 /*
3484 * Write out as much of the buffer as we can.
3485 * Be careful not to overflow the pty's input silo.
3486 * We are conservative here and only write a small amount at a time.
3487 *
3488 * If we can't push all the data into the pty yet, we expect write
3489 * to return a non-negative number less than the length requested
3490 * (if some data written) or -1 and set errno to EAGAIN,
3491 * EWOULDBLOCK, or EINTR (if no data written).
3492 *
3493 * (Not all systems do this, sigh, so the code is actually
3494 * a little more forgiving.)
3495 */
3496 if ((p = v_bufptr - v_bufstr) > 0) {
3497 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3498 if (riten < 0)
3499 riten = 0;
3500 v_bufstr += riten;
3501 if (v_bufstr >= v_bufptr) /* we wrote it all */
3502 v_bufstr = v_bufptr = v_buffer;
3503 }
3504 /*
3505 * If we have lots of unused memory allocated, return it
3506 */
3507 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3508 /* save pointers across realloc */
3509 unsigned int start = v_bufstr - v_buffer;
3510 unsigned int size = v_bufptr - v_buffer;
3511 unsigned int reallocto;
3512
3513 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3514 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3515 if (v_buffer) {
3516 v_bufstr = v_buffer + start;
3517 v_bufptr = v_buffer + size;
3518 v_bufend = v_buffer + reallocto;
3519 } else {
3520 /* should we print a warning if couldn't return memory? */
3521 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3522 }
3523 }
3524 R->v_buffer = v_buffer;
3525 R->v_bufstr = v_bufstr;
3526 R->v_bufptr = v_bufptr;
3527 R->v_bufend = v_bufend;
3528} 4207}
4208
3529/*----------------------- end-of-file (C source) -----------------------*/ 4209/*----------------------- end-of-file (C source) -----------------------*/
3530 4210

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