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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.553 by sf-exg, Sat Jul 26 15:58:38 2014 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.3 2003/11/25 11:52:42 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) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
31 * Copyright (c) 2007 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, 0);
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 - 4 && 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 meta = 0;
683 }
684#endif
685 /* nil */ ;
686 }
687
688 keysym = orig_keysym;
689 }
690
691 /* escape prefix */
692 if (len && meta
693#ifdef META8_OPTION
694 && meta_char == C0_ESC
695#endif
696 )
697 {
698 *--kbuf = C0_ESC;
699 len++;
700 }
701
702 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
703 return;
704
705 if (keysym != NoSymbol)
706 {
707#ifdef KEYSYM_RESOURCE
708 if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
709 return;
710#endif
711
712 if (saveLines)
713 {
714#ifdef UNSHIFTED_SCROLLKEYS
715 if (!ctrl && !meta)
92#else 716#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 717 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 718#endif
96 valid_keysym = ((status_return == XLookupKeySym) 719 {
97 || (status_return == XLookupBoth)); 720 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 */
119 721
120#ifdef USE_XIM 722#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 723 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 724#else
129 if (meta) { 725 lnsppg = nrow * 4 / 5;
726#endif
727 max_it (lnsppg, 1);
728
729 if (keysym == XK_Prior)
730 {
731 scr_page (lnsppg);
732 return;
733 }
734 else if (keysym == XK_Next)
735 {
736 scr_page (-lnsppg);
737 return;
738 }
739 }
740#ifdef SCROLL_ON_UPDOWN_KEYS
741 if (IS_SCROLL_MOD)
742 {
743 if (keysym == XK_Up)
744 {
745 scr_page (1);
746 return;
747 }
748 else if (keysym == XK_Down)
749 {
750 scr_page (-1);
751 return;
752 }
753 }
754#endif
755#ifdef SCROLL_ON_HOMEEND_KEYS
756 if (IS_SCROLL_MOD)
757 {
758 if (keysym == XK_Home)
759 {
760 scr_changeview (top_row);
761 return;
762 }
763 else if (keysym == XK_End)
764 {
765 scr_changeview (0);
766 return;
767 }
768 }
769#endif
770 }
771
772 if (shft)
773 {
774 if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
775 {
776 switch (keysym)
777 {
778 /* normal XTerm key bindings */
779 case XK_Insert: /* Shift+Insert = paste mouse selection */
780 selection_request (ev.time);
781 return;
782#if TODO
783 /* rxvt extras */
784 case XK_KP_Add: /* Shift+KP_Add = bigger font */
785 return;
786 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
787 return;
788#endif
789 }
790 }
791 }
792
793 if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
794 {
795 if (keysym == XK_v)
796 selection_request (ev.time, Sel_Clipboard);
797 else if (selection.len > 0)
798 {
799 free (selection.clip_text);
800 selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
801 selection.clip_len = selection.len;
802 selection_grab (CurrentTime, true);
803 }
804
805 return;
806 }
807
808#if ENABLE_FRILLS || ISO_14755
809 // ISO 14755 support
810 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
811 {
812 int hv;
813
814 if (iso14755buf & ISO_14755_51
815 && (keysym == XK_space || keysym == XK_KP_Space
816 || keysym == XK_Return || keysym == XK_KP_Enter))
817 {
818 commit_iso14755 ();
819 iso14755buf = ISO_14755_51;
820# if ISO_14755
821 iso14755_51 (0);
130# endif 822# endif
131 if (keysym == R->ks_bigfont) { 823 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 824 }
133 return; 825 else if (keysym == XK_BackSpace)
134 } else if (keysym == R->ks_smallfont) { 826 {
135 rxvt_change_font(aR_ 0, FONT_DN); 827 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136 return; 828# if ISO_14755
137 } 829 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 830# endif
242 rxvt_tt_write(aR_ &ch, 1); 831 return;
243 rxvt_tt_write(aR_ kbuf0, l); 832 }
244 return; 833 else if ((hv = hex_keyval (ev)) >= 0)
245 } else 834 {
246#endif 835 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247 { 836 | hv | ISO_14755_51;
248 newlen = 1; 837# if ISO_14755
249 switch (keysym) { 838 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 839# 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#if defined(CURSOR_BLINK)
669 if ((Options & Opt_cursorBlink)
670 && xev.type == KeyPress) {
671 if (hidden_cursor) {
672 hidden_cursor = 0;
673 want_refresh = 1;
674 }
675 want_keypress_time = 1;
676 }
677#endif
678
679#if defined(POINTER_BLANK)
680 if ((Options & Opt_pointerBlank)
681 && (pointerBlankDelay > 0)) {
682 if (xev.type == MotionNotify
683 || xev.type == ButtonPress
684 || xev.type == ButtonRelease) {
685 if (hidden_pointer)
686 rxvt_pointer_unblank(aR);
687 want_motion_time = 1;
688 }
689 if (xev.type == KeyPress && hidden_pointer == 0)
690 rxvt_pointer_blank (this);
691 }
692#endif
693
694#ifdef USE_XIM
695 if (!XFilterEvent (&xev, xev.xany.window))
696#endif
697 rxvt_process_x_event (this, &xev);
698 }
699 while (XPending (Xdisplay));
700}
701
702void
703rxvt_term::x_cb (io_watcher &w, short revents)
704{
705 process_x_events ();
706}
707
708// read the next character, currently handles UTF-8
709// will probably handle all sorts of other stuff in the future
710static uint32_t
711next_char (pR)
712{
713 mbstate &s = R->mbstate;
714
715 while (R->cmdbuf_ptr < R->cmdbuf_endp)
716 {
717 uint8_t ch = *R->cmdbuf_ptr;
718
719 if (s.cnt)
720 {
721 if ((ch & 0xc0) == 0x80)
722 {
723 R->cmdbuf_ptr++;
724
725 /* continuation */
726 s.reg = (s.reg << 6) | (ch & 0x7f);
727
728 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
729 return s.reg; 840 return;
730
731 continue;
732 } 841 }
733 else 842 else
734 { 843 {
735 s.cnt = 0; 844# if ISO_14755
736 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 845 scr_overlay_off ();
846# endif
847 iso14755buf = 0;
737 } 848 }
738 } 849 }
850 else if (option (Opt_iso14755) &&
851 ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
852 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
853 if (!(iso14755buf & ISO_14755_STARTED))
854 {
855 iso14755buf |= ISO_14755_STARTED;
856# if ISO_14755
857 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
858 scr_overlay_set (0, 0, "ISO 14755 mode");
859# endif
860 }
861#endif
862
863#ifdef PRINTPIPE
864 if (keysym == XK_Print)
865 {
866 scr_printscreen (ctrl | shft);
867 return;
868 }
869#endif
870 }
871
872 if (len <= 0)
873 return; /* not mapped */
874
875 tt_write_user_input (kbuf, (unsigned int)len);
876}
877
878void ecb_cold
879rxvt_term::key_release (XKeyEvent &ev)
880{
881#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
882 KeySym keysym;
883
884 keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
885#endif
886
887#if ENABLE_FRILLS || ISO_14755
888 // ISO 14755 support
889 if (iso14755buf)
890 if (iso14755buf & ISO_14755_52)
739 891 {
740 if ((ch & 0xc0) == 0xc0) 892# if ISO_14755
893 scr_overlay_off ();
894# endif
895# if ISO_14755
896 // iso14755 part 5.2 handling: release time
897 // first: controls
898 if ((ev.state & ControlMask)
899 && ((keysym >= 0x40 && keysym <= 0x5f)
900 || (keysym >= 0x61 && keysym <= 0x7f)))
741 { 901 {
742 R->cmdbuf_ptr++; 902 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
903 commit_iso14755 ();
743 904
744 /* first byte */ 905 return;
745 s.orig = ch; /* for broken encodings */ 906 }
746 s.reg = ch; 907
747 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 908 for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
748 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; } 909 if (i[0] == keysym)
749 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; } 910 {
750 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } 911 iso14755buf = ISO_14755_51 | i[1];
751 if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } 912 commit_iso14755 ();
913
914 return;
915 }
916
917 scr_bell ();
918# endif
919 iso14755buf = 0;
920
921 return;
922 }
923 else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
924 {
925# if ISO_14755
926 scr_overlay_off ();
927# endif
928 if (iso14755buf & ISO_14755_51)
929 commit_iso14755 ();
930#if ISO_14755
931 else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
932 {
933 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
934
935 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
936 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
937 }
938# endif
939 else
940 iso14755buf = 0;
941 }
942#endif
943
944 if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
945 return;
946
947#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
948 if (!(ev.state & ControlMask))
949 slip_wheel_ev.stop ();
950 else if (keysym == XK_Control_L || keysym == XK_Control_R)
951 mouse_slip_wheel_speed = 0;
952#endif
953}
954
955void
956rxvt_term::flush ()
957{
958 flush_ev.stop ();
959
960#ifdef HAVE_IMG
961 if (bg_flags & BG_NEEDS_REFRESH)
962 {
963 bg_flags &= ~BG_NEEDS_REFRESH;
964 scr_touch (false);
965 }
966#endif
967
968 if (want_refresh)
969 {
970 if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
971 {
972 int row = view_start;
973 int end_row = row + nrow;
974
975 while (row > top_row && ROW (row - 1).is_longer ())
976 --row;
977
978 do
979 {
980 int start_row = row;
981 line_t *l;
982
983 do
984 {
985 l = &ROW (row++);
986
987 if (!(l->f & LINE_FILTERED))
988 {
989 // line not filtered, mark it as filtered
990 l->f |= LINE_FILTERED;
991 while (l->is_longer ())
992 {
993 l = &ROW (row++);
994 l->f |= LINE_FILTERED;
995 }
996
997 // and filter it
998 HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
999
1000 break;
1001 }
1002 }
1003 while (l->is_longer () && row < end_row);
1004 }
1005 while (row < end_row);
1006 }
1007
1008 scr_refresh ();
1009 scrollBar.show (1);
1010#if USE_XIM
1011 im_send_spot ();
1012#endif
1013 }
1014
1015 display->flush ();
1016}
1017
1018/* checks whether a refresh is requested and starts the refresh timer */
1019void
1020rxvt_term::refresh_check ()
1021{
1022 if (want_refresh && !flush_ev.is_active ())
1023 flush_ev.start (1. / 60.); // refresh at max. 60 Hz normally
1024
1025 display->flush ();
1026}
1027
1028void
1029rxvt_term::flush_cb (ev::timer &w, int revents)
1030{
1031 make_current ();
1032
1033 refresh_count = 0;
1034 flush ();
1035}
1036
1037#ifdef CURSOR_BLINK
1038void
1039rxvt_term::cursor_blink_reset ()
1040{
1041 if (hidden_cursor)
1042 {
1043 hidden_cursor = 0;
1044 want_refresh = 1;
1045 }
1046
1047 if (option (Opt_cursorBlink))
1048 cursor_blink_ev.again ();
1049 else
1050 cursor_blink_ev.stop ();
1051}
1052
1053void
1054rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
1055{
1056 hidden_cursor = !hidden_cursor;
1057 want_refresh = 1;
1058 refresh_check ();
1059}
1060#endif
1061
1062#ifdef TEXT_BLINK
1063void
1064rxvt_term::text_blink_cb (ev::timer &w, int revents)
1065{
1066 if (scr_refresh_rend (RS_Blink, RS_Blink))
1067 {
1068 hidden_text = !hidden_text;
1069 want_refresh = 1;
1070 refresh_check ();
1071 }
1072 else
1073 w.stop ();
1074}
1075#endif
1076
1077#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1078void
1079rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
1080{
1081 if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1082 && scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
1083 {
1084 want_refresh = 1;
1085 refresh_check ();
1086 }
1087 else
1088 w.stop ();
1089}
1090#endif
1091
1092#ifdef SELECTION_SCROLLING
1093void
1094rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
1095{
1096 if (scr_page (scroll_selection_lines))
1097 {
1098 selection_extend (selection_save_x, selection_save_y, selection_save_state);
1099 want_refresh = 1;
1100 refresh_check ();
1101 }
1102 else
1103 w.stop ();
1104}
1105#endif
1106
1107#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1108void
1109rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
1110{
1111 if (scr_page (mouse_slip_wheel_speed))
1112 {
1113 want_refresh = 1;
1114 refresh_check ();
1115 }
1116
1117 if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
1118 {
1119 mouse_slip_wheel_speed = 0;
1120 w.stop ();
1121 }
1122}
1123#endif
1124
1125#if LINUX_YIELD_HACK
1126static struct event_handler
1127{
1128 ev::prepare yield_ev;
1129
1130 void yield_cb (ev::prepare &w, int revents)
1131 {
1132 // this should really be sched_yield(), but the linux guys thought
1133 // that giving a process calling sched_yield () less cpu time than
1134 // ones with high nice levels is a useful thing to do. It surely is is
1135 // allowed by the sus... as is returning ENOSYS.
1136 // since the linux guys additionally thought that breaking the only
1137 // known workaround against their unusable sched_yield hack is cool,
1138 // we just nanosleep a bit and hope for the best.
1139
1140 struct timespec ts = { 0, 1000 };
1141 nanosleep (&ts, 0);
1142
1143 w.stop ();
1144 }
1145
1146 event_handler ()
1147 : yield_ev (this, &event_handler::yield_cb)
1148 {
1149 }
1150} event_handler;
1151#endif
1152
1153/* make sure all the cmd data is at beginning of cmdbuf */
1154void
1155rxvt_term::cmdbuf_reify ()
1156{
1157 if (cmdbuf_ptr == cmdbuf_base)
1158 return;
1159
1160 ssize_t used = cmdbuf_endp - cmdbuf_ptr;
1161
1162 memmove (cmdbuf_base, cmdbuf_ptr, used);
1163 cmdbuf_ptr = cmdbuf_base;
1164 cmdbuf_endp = cmdbuf_ptr + used;
1165
1166}
1167
1168#if defined (KEYSYM_RESOURCE)
1169void
1170rxvt_term::cmdbuf_append (const char *str, size_t count)
1171{
1172 cmdbuf_reify ();
1173
1174 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1175
1176 if (count > avail)
1177 return;
1178
1179 memcpy (cmdbuf_endp, str, count);
1180 cmdbuf_endp += count;
1181
1182 cmd_parse ();
1183}
1184#endif
1185
1186bool
1187rxvt_term::pty_fill ()
1188{
1189 cmdbuf_reify ();
1190
1191 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1192
1193 if (!avail)
1194 {
1195 // normally this indicates a "too long" command sequence - just drop the data we have
1196 cmdbuf_ptr = cmdbuf_base;
1197 cmdbuf_endp = cmdbuf_ptr;
1198 avail = CBUFSIZ;
1199 }
1200
1201 ssize_t r = read (pty->pty, cmdbuf_endp, avail);
1202
1203 if (r > 0)
1204 {
1205 cmdbuf_endp += r;
1206 return true;
1207 }
1208 else if (r < 0 && (errno == EAGAIN || errno == EINTR))
1209 {
1210#if LINUX_YIELD_HACK
1211 if (display->is_local)
1212 event_handler.yield_ev.start ();
1213#endif
1214 }
1215 else
1216 {
1217 pty_ev.stop ();
1218
1219 if (!option (Opt_hold))
1220 destroy ();
1221 }
1222
1223 return false;
1224}
1225
1226void
1227rxvt_term::pty_cb (ev::io &w, int revents)
1228{
1229 make_current ();
1230
1231 if (revents & ev::READ)
1232 // loop, but don't allow a single term to monopolize us
1233 for (int i = CBUFCNT; i-- && pty_fill (); )
1234 cmd_parse ();
1235
1236 if (revents & ev::WRITE)
1237 pty_write ();
1238
1239 refresh_check ();
1240}
1241
1242void ecb_cold
1243rxvt_term::pointer_unblank ()
1244{
1245 XDefineCursor (dpy, vt, TermWin_cursor);
1246 recolour_cursor ();
1247
1248#ifdef POINTER_BLANK
1249 hidden_pointer = 0;
1250
1251 if (option (Opt_pointerBlank))
1252 pointer_ev.start (pointerBlankDelay);
1253#endif
1254}
1255
1256#ifdef POINTER_BLANK
1257void ecb_cold
1258rxvt_term::pointer_blank ()
1259{
1260 if (!option (Opt_pointerBlank))
1261 return;
1262
1263 XDefineCursor (dpy, vt, display->blank_cursor);
1264 XFlush (dpy);
1265
1266 hidden_pointer = 1;
1267}
1268
1269void ecb_cold
1270rxvt_term::pointer_cb (ev::timer &w, int revents)
1271{
1272 make_current ();
1273
1274 pointer_blank ();
1275}
1276#endif
1277
1278void
1279rxvt_term::mouse_report (XButtonEvent &ev)
1280{
1281 int button_number, key_state = 0;
1282 int x, y;
1283 int code = 32;
1284
1285 x = Pixel2Col (ev.x) + 1;
1286 y = Pixel2Row (ev.y) + 1;
1287
1288 if (ev.type == MotionNotify)
1289 {
1290 if (x == mouse_row && y == mouse_col)
1291 return;
1292
1293 mouse_row = x;
1294 mouse_col = y;
1295 code += 32;
1296 }
1297
1298 if (MEvent.button == AnyButton)
1299 button_number = 3;
1300 else
1301 {
1302 button_number = MEvent.button - Button1;
1303 /* add 0x3D for wheel events, like xterm does */
1304 if (button_number >= 3)
1305 button_number += 64 - 3;
1306 }
1307
1308 if (priv_modes & PrivMode_MouseX10)
1309 {
1310 /*
1311 * do not report ButtonRelease
1312 * no state info allowed
1313 */
1314 key_state = 0;
1315 if (button_number == 3)
1316 return;
1317 }
1318 else
1319 {
1320 /* XTerm mouse reporting needs these values:
1321 * 4 = Shift
1322 * 8 = Meta
1323 * 16 = Control
1324 * plus will add in our own Double-Click reporting
1325 * 32 = Double Click
1326 */
1327 key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
1328 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1329 + ((MEvent.state & ControlMask) ? 16 : 0);
1330#ifdef MOUSE_REPORT_DOUBLECLICK
1331 key_state += ((MEvent.clicks > 1) ? 32 : 0);
1332#endif
1333 }
1334
1335#if DEBUG_MOUSEREPORT
1336 fprintf (stderr, "Mouse [");
1337 if (key_state & 16)
1338 fputc ('C', stderr);
1339 if (key_state & 4)
1340 fputc ('S', stderr);
1341 if (key_state & 8)
1342 fputc ('A', stderr);
1343 if (key_state & 32)
1344 fputc ('2', stderr);
1345 fprintf (stderr, "]: <%d>, %d/%d\n",
1346 button_number,
1347 x,
1348 y);
1349#endif
1350
1351#if ENABLE_FRILLS
1352 if (priv_modes & PrivMode_ExtMouseRight)
1353 tt_printf ("\033[%d;%d;%dM",
1354 code + button_number + key_state,
1355 x,
1356 y);
1357 else if (priv_modes & PrivMode_ExtModeMouse)
1358 tt_printf ("\033[M%c%lc%lc",
1359 code + button_number + key_state,
1360 wint_t (32 + x),
1361 wint_t (32 + y));
1362 else
1363#endif
1364 tt_printf ("\033[M%c%c%c",
1365 code + button_number + key_state,
1366 32 + x,
1367 32 + y);
1368}
1369
1370/*{{{ process an X event */
1371void ecb_hot
1372rxvt_term::x_cb (XEvent &ev)
1373{
1374 make_current ();
1375
1376 dLocal (Display *, dpy);
1377
1378 if (ev.xany.window == vt
1379 && SHOULD_INVOKE (HOOK_X_EVENT)
1380 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1381 return;
1382
1383 // for XQueryPointer
1384 Window unused_root, unused_child;
1385 int unused_root_x, unused_root_y;
1386 unsigned int unused_mask;
1387
1388 switch (ev.type)
1389 {
1390 case KeyPress:
1391 key_press (ev.xkey);
1392 break;
1393
1394 case KeyRelease:
1395 key_release (ev.xkey);
1396 break;
1397
1398 case ButtonPress:
1399 button_press (ev.xbutton);
1400 break;
1401
1402 case ButtonRelease:
1403 button_release (ev.xbutton);
1404 break;
1405
1406 case ClientMessage:
1407 if (ev.xclient.format == 32
1408 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1409 {
1410 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1411 {
1412 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1413 {
1414 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1415 {
1416 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1417 destroy ();
1418 }
1419#if ENABLE_EWMH
1420 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1421 XSendEvent (dpy, ev.xclient.window = display->root,
1422 False, SubstructureRedirectMask | SubstructureNotifyMask,
1423 &ev);
1424#endif
1425 }
1426 }
1427#if ENABLE_XEMBED
1428 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1429 {
1430 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1431 focus_in ();
1432 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1433 focus_out ();
1434 }
1435#endif
1436 }
1437 break;
1438
1439 /*
1440 * XXX: this is not the _current_ arrangement
1441 * Here's my conclusion:
1442 * If the window is completely unobscured, use bitblt's
1443 * to scroll. Even then, they're only used when doing partial
1444 * screen scrolling. When partially obscured, we have to fill
1445 * in the GraphicsExpose parts, which means that after each refresh,
1446 * we need to wait for the graphics expose or Noexpose events,
1447 * which ought to make things real slow!
1448 */
1449 case VisibilityNotify:
1450 switch (ev.xvisibility.state)
1451 {
1452 case VisibilityUnobscured:
1453 refresh_type = FAST_REFRESH;
1454 break;
1455 case VisibilityPartiallyObscured:
1456 refresh_type = SLOW_REFRESH;
1457 break;
1458 default:
1459 refresh_type = NO_REFRESH;
1460 break;
1461 }
1462 break;
1463
1464 case FocusIn:
1465 if (ev.xfocus.detail != NotifyInferior
1466 && ev.xfocus.detail != NotifyPointer
1467 && ev.xfocus.mode != NotifyGrab)
1468 focus_in ();
1469 break;
1470
1471 case FocusOut:
1472 if (ev.xfocus.detail != NotifyInferior
1473 && ev.xfocus.detail != NotifyPointer
1474 && ev.xfocus.mode != NotifyGrab)
1475 focus_out ();
1476 break;
1477
1478 case ConfigureNotify:
1479 if (ev.xconfigure.window == parent)
1480 {
1481 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1482 ;
1483
1484 bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
1485
1486 bool moved = false;
1487#ifdef HAVE_BG_PIXMAP
1488 if (bg_window_position_sensitive ())
1489 {
1490 want_position_change = true;
1491 if (bg_img == 0)
1492 moved = true;
1493 }
1494#endif
1495
1496 if (want_position_change)
1497 {
1498 int x, y;
1499
1500 if (ev.xconfigure.send_event)
1501 {
1502 x = ev.xconfigure.x;
1503 y = ev.xconfigure.y;
1504 }
1505 else
1506 get_window_origin (x, y);
1507
1508 if (x != parent_x || y != parent_y)
1509 {
1510 parent_x = x;
1511 parent_y = y;
1512 HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
1513 moved = true;
1514 }
1515 }
1516
1517 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1518 {
1519 seen_resize = 1;
1520 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1521 }
1522 else
1523 {
1524#ifdef HAVE_BG_PIXMAP
1525 if (moved)
1526 update_background ();
1527#endif
1528 }
1529
1530 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1531 }
1532 break;
1533
1534 case PropertyNotify:
1535 HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
1536 break;
1537
1538 case SelectionClear:
1539 selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
1540 break;
1541
1542 case SelectionRequest:
1543 selection_send (ev.xselectionrequest);
1544 break;
1545
1546 case MapNotify:
1547#ifdef HAVE_BG_PIXMAP
1548 // This is needed at startup for the case of no window manager
1549 // or a non-reparenting window manager and also because we
1550 // defer bg image updates if the window is not mapped. The
1551 // short delay is to optimize for multiple ConfigureNotify
1552 // events at startup when the window manager reparents the
1553 // window, so as to perform the computation after we have
1554 // received all of them.
1555 if (bg_img == 0)
1556 update_background_ev.start (0.025);
1557#endif
1558 mapped = 1;
1559#ifdef TEXT_BLINK
1560 text_blink_ev.start ();
1561#endif
1562 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1563 break;
1564
1565 case UnmapNotify:
1566 mapped = 0;
1567#ifdef TEXT_BLINK
1568 text_blink_ev.stop ();
1569#endif
1570 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1571 break;
1572
1573 case GraphicsExpose:
1574 case Expose:
1575 if (ev.xany.window == vt)
1576 {
1577 do
1578 {
1579 scr_expose (ev.xexpose.x, ev.xexpose.y,
1580 ev.xexpose.width, ev.xexpose.height, false);
1581 }
1582 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1583
1584 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1585
1586 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1587 {
1588 scr_expose (ev.xexpose.x, ev.xexpose.y,
1589 ev.xexpose.width, ev.xexpose.height, false);
1590 }
1591
1592 want_refresh = 1;
1593 }
1594 else
1595 {
1596 XEvent unused_event;
1597
1598 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1599 ;
1600 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1601 ;
1602
1603 if (scrollBar.state && ev.xany.window == scrollBar.win)
1604 {
1605 scrollBar.state = SB_STATE_IDLE;
1606 scrollBar.show (0);
1607 }
1608 }
1609 break;
1610
1611 case MotionNotify:
1612#ifdef POINTER_BLANK
1613 if (hidden_pointer)
1614 pointer_unblank ();
1615#endif
1616 if ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1617 || priv_modes & PrivMode_MouseAnyEvent)
1618 mouse_report (ev.xbutton);
1619 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1620 break;
1621
1622 if (ev.xany.window == vt)
1623 {
1624 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1625 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1626 ; // nop
1627 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1628 {
1629 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1630 ;
1631
1632 XQueryPointer (dpy, vt,
1633 &unused_root, &unused_child,
1634 &unused_root_x, &unused_root_y,
1635 &ev.xbutton.x, &ev.xbutton.y,
1636 &ev.xbutton.state);
1637#ifdef MOUSE_THRESHOLD
1638 /* deal with a `jumpy' mouse */
1639 if ((ev.xmotion.time - MEvent.time) > MOUSE_THRESHOLD)
1640 {
1641#endif
1642#if ISO_14755
1643 // 5.4
1644 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1645 {
1646 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1647 break;
1648 }
1649#endif
1650 selection_extend (ev.xbutton.x, ev.xbutton.y,
1651 ev.xbutton.state & Button3Mask ? 2 : 0);
1652
1653#ifdef SELECTION_SCROLLING
1654 if (ev.xbutton.y < int_bwidth
1655 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1656 {
1657 page_dirn scroll_selection_dir;
1658 int dist;
1659
1660 /* don't clobber the current delay if we are
1661 * already in the middle of scrolling.
1662 */
1663 if (!sel_scroll_ev.is_active ())
1664 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1665
1666 /* save the event params so we can highlight
1667 * the selection in the pending-scroll loop
1668 */
1669 selection_save_x = ev.xbutton.x;
1670 selection_save_y = ev.xbutton.y;
1671 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1672
1673 /* calc number of lines to scroll */
1674 if (ev.xbutton.y < int_bwidth)
1675 {
1676 scroll_selection_dir = UP;
1677 dist = int_bwidth - ev.xbutton.y;
1678 }
1679 else
1680 {
1681 scroll_selection_dir = DN;
1682 dist = ev.xbutton.y - (int_bwidth + vt_height);
1683 }
1684
1685 scroll_selection_lines = Pixel2Height (dist)
1686 / SELECTION_SCROLL_LINE_SPEEDUP
1687 + 1;
1688 min_it (scroll_selection_lines,
1689 SELECTION_SCROLL_MAX_LINES);
1690 scroll_selection_lines *= scroll_selection_dir;
1691 }
1692 else
1693 {
1694 /* we are within the text window, so we
1695 * shouldn't be scrolling
1696 */
1697 sel_scroll_ev.stop();
1698 }
1699#endif
1700#ifdef MOUSE_THRESHOLD
1701 }
1702#endif
1703 }
1704 }
1705 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1706 {
1707 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1708 MotionNotify, &ev))
1709 ;
1710
1711 XQueryPointer (dpy, scrollBar.win,
1712 &unused_root, &unused_child,
1713 &unused_root_x, &unused_root_y,
1714 &ev.xbutton.x, &ev.xbutton.y,
1715 &unused_mask);
1716 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1717 scrollBar.size ());
1718 want_refresh = 1;
1719 scrollBar.show (1);
1720 }
1721 break;
1722 }
1723
1724#if defined(CURSOR_BLINK)
1725 if (ev.type == KeyPress)
1726 cursor_blink_reset ();
1727#endif
1728
1729#if defined(POINTER_BLANK)
1730 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1731 {
1732 if (ev.type == MotionNotify
1733 || ev.type == ButtonPress
1734 || ev.type == ButtonRelease)
1735 if (hidden_pointer)
1736 pointer_unblank ();
1737
1738 if (ev.type == KeyPress && hidden_pointer == 0)
1739 pointer_blank ();
1740 }
1741#endif
1742
1743 refresh_check ();
1744}
1745
1746#if ENABLE_FRILLS
1747void ecb_cold
1748rxvt_term::set_urgency (bool enable)
1749{
1750 if (enable == urgency_hint)
1751 return;
1752
1753 if (XWMHints *h = XGetWMHints (dpy, parent))
1754 {
1755 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1756 XSetWMHints (dpy, parent, h);
1757 urgency_hint = enable;
1758 XFree (h);
1759 }
1760}
1761#endif
1762
1763void ecb_cold
1764rxvt_term::focus_in ()
1765{
1766 if (!focus)
1767 {
1768 focus = 1;
1769 want_refresh = 1;
1770
1771#if USE_XIM
1772 if (Input_Context != NULL)
1773 {
1774 im_set_position ();
1775 XSetICFocus (Input_Context);
1776 }
1777#endif
1778#if CURSOR_BLINK
1779 if (option (Opt_cursorBlink))
1780 cursor_blink_ev.again ();
1781#endif
1782#if OFF_FOCUS_FADING
1783 if (rs[Rs_fade])
1784 {
1785 pix_colors = pix_colors_focused;
1786 scr_recolour ();
1787 }
1788#endif
1789#if ENABLE_FRILLS
1790 if (option (Opt_urgentOnBell))
1791 set_urgency (0);
1792#endif
1793
1794 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1795 }
1796}
1797
1798void ecb_cold
1799rxvt_term::focus_out ()
1800{
1801 if (focus)
1802 {
1803 focus = 0;
1804 want_refresh = 1;
1805
1806#if ENABLE_FRILLS
1807 if (option (Opt_urgentOnBell))
1808 set_urgency (0);
1809#endif
1810#if ENABLE_FRILLS || ISO_14755
1811 if (iso14755buf)
1812 {
1813 iso14755buf = 0;
1814# if ISO_14755
1815 scr_overlay_off ();
1816# endif
1817 }
1818#endif
1819#if USE_XIM
1820 if (Input_Context != NULL)
1821 XUnsetICFocus (Input_Context);
1822#endif
1823#if CURSOR_BLINK
1824 if (option (Opt_cursorBlink))
1825 cursor_blink_ev.stop ();
1826
1827 hidden_cursor = 0;
1828#endif
1829#if OFF_FOCUS_FADING
1830 if (rs[Rs_fade])
1831 {
1832 pix_colors = pix_colors_unfocused;
1833 scr_recolour ();
1834 }
1835#endif
1836
1837 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1838 }
1839}
1840
1841void ecb_cold
1842rxvt_term::update_fade_color (unsigned int idx)
1843{
1844#if OFF_FOCUS_FADING
1845 if (rs[Rs_fade])
1846 {
1847 rgba c;
1848 pix_colors [Color_fade].get (c);
1849 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1850 }
1851#endif
1852}
1853
1854#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
1855void ecb_hot
1856rxvt_term::rootwin_cb (XEvent &ev)
1857{
1858 make_current ();
1859
1860 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1861 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1862 return;
1863
1864 switch (ev.type)
1865 {
1866 case PropertyNotify:
1867 /*
1868 * if user used some Esetroot compatible prog to set the root bg,
1869 * use the property to determine the pixmap. We use it later on.
1870 */
1871 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1872 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1873 {
1874#if BG_IMAGE_FROM_ROOT
1875 if (option (Opt_transparent))
1876 {
1877 rxvt_img::new_from_root (this)->replace (root_img);
1878 update_background ();
1879 }
1880#endif
1881 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1882 }
1883
1884 break;
1885 }
1886
1887 refresh_check ();
1888}
1889#endif
1890
1891void
1892rxvt_term::button_press (XButtonEvent &ev)
1893{
1894 int reportmode = 0, clickintime;
1895
1896 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1897
1898 if (!bypass_keystate)
1899 reportmode = !! (priv_modes & PrivMode_mouse_report);
1900
1901 /*
1902 * VT window processing of button press
1903 */
1904 if (ev.window == vt)
1905 {
1906 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1907 return;
1908
1909#if ISO_14755
1910 // 5.4
1911 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1912 {
1913 iso14755_54 (ev.x, ev.y);
1914 return;
1915 }
1916#endif
1917
1918 clickintime = ev.time - MEvent.time < MULTICLICK_TIME;
1919
1920 if (reportmode)
1921 {
1922 /* mouse report from vt window */
1923 /* save the xbutton state (for ButtonRelease) */
1924 MEvent.state = ev.state;
1925#ifdef MOUSE_REPORT_DOUBLECLICK
1926 if (ev.button == MEvent.button && clickintime)
1927 {
1928 /* same button, within allowed time */
1929 MEvent.clicks++;
1930
1931 if (MEvent.clicks > 1)
1932 {
1933 /* only report double clicks */
1934 MEvent.clicks = 2;
1935 mouse_report (ev);
1936
1937 /* don't report the release */
1938 MEvent.clicks = 0;
1939 MEvent.button = AnyButton;
1940 }
1941 }
1942 else
1943 {
1944 /* different button, or time expired */
1945 MEvent.clicks = 1;
1946 MEvent.button = ev.button;
1947 mouse_report (ev);
1948 }
1949#else
1950 MEvent.button = ev.button;
1951 mouse_report (ev);
1952#endif /* MOUSE_REPORT_DOUBLECLICK */
1953
752 } 1954 }
753 else 1955 else
754 { 1956 {
755 R->cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1957 if (ev.button != MEvent.button)
756 return ch; 1958 MEvent.clicks = 0;
757 }
758 }
759 1959
760 return NOCHAR; 1960 switch (ev.button)
761}
762
763void
764rxvt_term::pty_cb (io_watcher &w, short revents)
765{
766 int n;
767 unsigned int count;
768
769 if (count = (cmdbuf_endp - cmdbuf_ptr))
770 {
771 memmove (cmdbuf_base, cmdbuf_ptr, count);
772 cmdbuf_ptr = cmdbuf_base;
773 cmdbuf_endp = cmdbuf_ptr + count;
774 }
775
776
777 for (count = BUFSIZ - count; count; count -= n, cmdbuf_endp += n)
778 if ((n = read(cmd_fd, cmdbuf_endp, count)) > 0)
779 continue;
780 else if (n == 0 || (n < 0 && errno == EAGAIN))
781 break;
782 else
783 {
784 rxvt_clean_exit();
785 exit(EXIT_FAILURE); /* bad order of events? */
786 }
787
788 if (count != BUFSIZ) /* some characters read in */
789 {
790 uint32_t c = next_char (this);
791
792#if 0
793 if (c != NOCHAR)
794 return c;
795#endif
796 }
797}
798
799/* rxvt_cmd_getc() - Return next input character */
800/*
801 * Return the next input character after first passing any keyboard input
802 * to the command.
803 */
804/* INTPROTO */
805uint32_t
806rxvt_cmd_getc(pR)
807{
808#define TIMEOUT_USEC 5000
809 fd_set readfds;
810 int quick_timeout, select_res;
811 int want_motion_time, want_keypress_time;
812 struct timeval value;
813#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
814 struct timeval tp;
815#endif
816
817 uint32_t c = next_char (aR);
818 if (c != NOCHAR)
819 return c;
820
821 for (;;) {
822 /* loop until we can return something */
823
824 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
825 rxvt_tt_write(aR_ NULL, 0);
826
827#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
828 tp.tv_sec = 0; /* presume == 0 implies time not yet retrieved */
829#endif
830#if defined(CURSOR_BLINK)
831 want_keypress_time = 0;
832#endif
833#if defined(POINTER_BLANK)
834 want_motion_time = 0;
835#endif
836
837 if (XPending (R->Xdisplay))
838 {
839 R->process_x_events ();
840
841 /* in case button actions pushed chars to cmdbuf */
842 if (R->cmdbuf_ptr < R->cmdbuf_endp)
843 return *R->cmdbuf_ptr++;
844 }
845
846#if defined(CURSOR_BLINK)
847 if (want_keypress_time) {
848 (void)gettimeofday(&tp, NULL);
849 R->lastcursorchange.tv_sec = tp.tv_sec;
850 R->lastcursorchange.tv_usec = tp.tv_usec;
851 }
852#endif
853#if defined(POINTER_BLANK)
854 if (want_motion_time) {
855 if (!tp.tv_sec)
856 (void)gettimeofday(&tp, NULL);
857 R->lastmotion.tv_sec = tp.tv_sec;
858 R->lastmotion.tv_usec = tp.tv_usec;
859 }
860#endif
861
862/*
863 * the command input buffer is empty and we have no pending X events
864 */
865 quick_timeout = 0;
866
867#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
868 if (R->mouse_slip_wheel_speed) {
869 quick_timeout = 1;
870 if (!R->mouse_slip_wheel_delay--
871 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
872 abs(R->mouse_slip_wheel_speed))) {
873 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
874 R->refresh_type |= SMOOTH_REFRESH;
875 R->want_refresh = 1;
876 }
877 }
878#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
879#ifdef SELECTION_SCROLLING
880 if (R->pending_scroll_selection) {
881 quick_timeout = 1;
882 if (!R->scroll_selection_delay--
883 && rxvt_scr_page(aR_ R->scroll_selection_dir,
884 R->scroll_selection_lines)) {
885 rxvt_selection_extend(aR_ R->selection_save_x,
886 R->selection_save_y, R->selection_save_state);
887 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
888 R->refresh_type |= SMOOTH_REFRESH;
889 R->want_refresh = 1;
890 }
891 }
892#endif
893#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
894 if (scrollbar_isUp() || scrollbar_isDn()) {
895 quick_timeout = 1;
896 if (!R->scroll_arrow_delay--
897 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
898 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
899 R->refresh_type |= SMOOTH_REFRESH;
900 R->want_refresh = 1;
901 }
902 }
903#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
904
905 FD_ZERO(&readfds);
906 FD_SET(R->cmd_fd, &readfds);
907 FD_SET(R->Xfd, &readfds);
908 value.tv_usec = TIMEOUT_USEC;
909 value.tv_sec = 0;
910
911 if (!R->TermWin.mapped)
912 quick_timeout = 0;
913 else {
914 quick_timeout |= R->want_refresh;
915#ifdef TRANSPARENT
916 quick_timeout |= R->want_full_refresh;
917#endif
918 }
919
920#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
921 {
922 int set_quick_timeout = 0;
923 long csdiff, psdiff;
924
925#define BLINK_TIME 500000L
926 csdiff = psdiff = 60000000L; /* or, say, LONG_MAX */
927# if defined(CURSOR_BLINK)
928 if (R->Options & Opt_cursorBlink) {
929 if (!tp.tv_sec) /* didn't get it before so get it now */
930 (void)gettimeofday(&tp, NULL);
931
932 csdiff = (tp.tv_sec - R->lastcursorchange.tv_sec) * 1000000L
933 + tp.tv_usec - R->lastcursorchange.tv_usec;
934 if (csdiff > BLINK_TIME) { /* XXX: settable blink times */
935 R->lastcursorchange.tv_sec = tp.tv_sec;
936 R->lastcursorchange.tv_usec = tp.tv_usec;
937 R->hidden_cursor = !R->hidden_cursor;
938 csdiff = 0;
939 } else
940 csdiff = BLINK_TIME - csdiff;
941 set_quick_timeout = 1;
942 }
943# endif
944# if defined(POINTER_BLANK)
945 /*
946 * If we haven't moved the pointer for a while
947 */
948 if ((R->Options & Opt_pointerBlank)
949 && (R->pointerBlankDelay > 0)
950 && (R->hidden_pointer == 0)) {
951 long pdelay;
952
953 if (!tp.tv_sec) /* didn't get it before so get it now */
954 (void)gettimeofday(&tp, NULL);
955 psdiff = (tp.tv_sec - R->lastmotion.tv_sec) * 1000000L
956 + tp.tv_usec - R->lastmotion.tv_usec;
957 pdelay = R->pointerBlankDelay * 1000000L;
958 if (psdiff >= pdelay)
959 rxvt_pointer_blank(aR);
960 else {
961 set_quick_timeout = 1;
962 psdiff = pdelay - psdiff;
963 }
964 }
965# endif
966 if (!quick_timeout && set_quick_timeout) {
967 MIN_IT(csdiff, psdiff);
968 value.tv_sec = csdiff / 1000000L;
969 value.tv_usec = csdiff % 1000000L;
970 quick_timeout = 1;
971 }
972 }
973#endif
974
975 if ((select_res = select(R->num_fds, &readfds, NULL, NULL,
976 (quick_timeout ? &value : NULL))) == 0) {
977 /* select statement timed out - we're not hard and fast scrolling */
978 R->refresh_limit = 1;
979 }
980#if defined(CURSOR_BLINK)
981 if (R->Options & Opt_cursorBlink)
982 R->want_refresh = 1;
983#endif
984
985 /* See if we can read new data from the application */
986 if (select_res > 0 && FD_ISSET(R->cmd_fd, &readfds)) {
987 int n;
988 unsigned int count;
989
990 R->cmdbuf_ptr = R->cmdbuf_endp = R->cmdbuf_base;
991 for (count = BUFSIZ; count; count -= n, R->cmdbuf_endp += n)
992 if ((n = read(R->cmd_fd, R->cmdbuf_endp, count)) > 0)
993 continue;
994 else if (n == 0 || (n < 0 && errno == EAGAIN))
995 break;
996 else {
997 rxvt_clean_exit();
998 exit(EXIT_FAILURE); /* bad order of events? */
999 }
1000
1001 if (count != BUFSIZ) /* some characters read in */
1002 { 1961 {
1003 uint32_t c = next_char (aR); 1962 case Button1:
1004 if (c != NOCHAR) 1963 /* allow meta + click to select rectangular areas */
1005 return c; 1964 /* should be done in screen.C */
1006 } 1965#if ENABLE_FRILLS
1007 } 1966 selection.rect = !!(ev.state & ModMetaMask);
1008#ifdef TRANSPARENT
1009 if (R->want_full_refresh) {
1010 R->want_full_refresh = 0;
1011 rxvt_scr_clear(aR);
1012 rxvt_scr_touch(aR_ False);
1013 R->want_refresh = 1;
1014 }
1015#endif
1016 if (R->want_refresh) {
1017 rxvt_scr_refresh(aR_ R->refresh_type);
1018 rxvt_scrollbar_show(aR_ 1);
1019#ifdef USE_XIM
1020 rxvt_IMSendSpot(aR);
1021#endif
1022 }
1023 }
1024/* NOTREACHED */
1025}
1026/*}}} */
1027
1028/* EXTPROTO */
1029void
1030rxvt_pointer_unblank(pR)
1031{
1032 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->TermWin_cursor);
1033 rxvt_recolour_cursor(aR);
1034#ifdef POINTER_BLANK
1035 R->hidden_pointer = 0;
1036 if (R->pointerBlankDelay > 0) {
1037 struct timeval tp;
1038
1039 (void)gettimeofday(&tp, NULL);
1040 R->lastmotion.tv_sec = tp.tv_sec;
1041 R->lastmotion.tv_usec = tp.tv_usec;
1042 }
1043#endif
1044}
1045
1046#ifdef POINTER_BLANK
1047/* INTPROTO */
1048void
1049rxvt_pointer_blank(pR)
1050{
1051 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->pointer_blank);
1052 XFlush(R->Xdisplay);
1053 R->hidden_pointer = 1;
1054}
1055#endif
1056
1057/* INTPROTO */
1058void
1059rxvt_mouse_report(pR_ const XButtonEvent *ev)
1060{
1061 int button_number, key_state = 0;
1062 int x, y;
1063
1064 x = ev->x;
1065 y = ev->y;
1066 rxvt_pixel_position(aR_ &x, &y);
1067
1068 if (R->MEvent.button == AnyButton) {
1069 button_number = 3;
1070 } else {
1071 button_number = R->MEvent.button - Button1;
1072 /* add 0x3D for wheel events, like xterm does */
1073 if (button_number >= 3)
1074 button_number += (64 - 3);
1075 }
1076
1077 if (R->PrivateModes & PrivMode_MouseX10) {
1078 /*
1079 * do not report ButtonRelease
1080 * no state info allowed
1081 */
1082 key_state = 0;
1083 if (button_number == 3)
1084 return;
1085 } else {
1086 /* XTerm mouse reporting needs these values:
1087 * 4 = Shift
1088 * 8 = Meta
1089 * 16 = Control
1090 * plus will add in our own Double-Click reporting
1091 * 32 = Double Click
1092 */
1093 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1094 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1095 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1096#ifdef MOUSE_REPORT_DOUBLECLICK
1097 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1098#endif
1099 }
1100
1101#ifdef DEBUG_MOUSEREPORT
1102 fprintf(stderr, "Mouse [");
1103 if (key_state & 16)
1104 fputc('C', stderr);
1105 if (key_state & 4)
1106 fputc('S', stderr);
1107 if (key_state & 8)
1108 fputc('A', stderr);
1109 if (key_state & 32)
1110 fputc('2', stderr);
1111 fprintf(stderr, "]: <%d>, %d/%d\n",
1112 button_number,
1113 x + 1,
1114 y + 1);
1115#else 1967#else
1116 rxvt_tt_printf(aR_ "\033[M%c%c%c", 1968 selection.rect = false;
1117 (32 + button_number + key_state),
1118 (32 + x + 1),
1119 (32 + y + 1));
1120#endif 1969#endif
1121}
1122 1970
1123#ifdef USING_W11LIB 1971 /* allow shift+left click to extend selection */
1124/* EXTPROTO */ 1972 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1125void
1126rxvt_W11_process_x_event(XEvent *ev)
1127{
1128 rxvt_t *r = rxvt_get_r();
1129
1130 rxvt_process_x_event(aR_ ev);
1131}
1132#endif
1133
1134/*{{{ process an X event */
1135/* INTPROTO */
1136void
1137rxvt_process_x_event(pR_ XEvent *ev)
1138{
1139 int i, want_timeout;
1140 Window unused_root, unused_child;
1141 int unused_root_x, unused_root_y;
1142 unsigned int unused_mask;
1143 struct timeval tp;
1144
1145#ifdef DEBUG_X
1146 const char *const eventnames[] =
1147 { /* mason - this matches my system */
1148 "",
1149 "",
1150 "KeyPress",
1151 "KeyRelease",
1152 "ButtonPress",
1153 "ButtonRelease",
1154 "MotionNotify",
1155 "EnterNotify",
1156 "LeaveNotify",
1157 "FocusIn",
1158 "FocusOut",
1159 "KeymapNotify",
1160 "Expose",
1161 "GraphicsExpose",
1162 "NoExpose",
1163 "VisibilityNotify",
1164 "CreateNotify",
1165 "DestroyNotify",
1166 "UnmapNotify",
1167 "MapNotify",
1168 "MapRequest",
1169 "ReparentNotify",
1170 "ConfigureNotify",
1171 "ConfigureRequest",
1172 "GravityNotify",
1173 "ResizeRequest",
1174 "CirculateNotify",
1175 "CirculateRequest",
1176 "PropertyNotify",
1177 "SelectionClear",
1178 "SelectionRequest",
1179 "SelectionNotify",
1180 "ColormapNotify",
1181 "ClientMessage",
1182 "MappingNotify"
1183 };
1184 struct tm *ltt;
1185#endif
1186
1187 /*
1188 * check if we need to get the time for any timeouts
1189 */
1190
1191 for (i = NUM_TIMEOUTS; i--; )
1192 if (R->timeout[i].tv_sec) {
1193 want_timeout = 1;
1194 break;
1195 }
1196
1197#ifndef DEBUG_X
1198 if (want_timeout)
1199#endif
1200 (void)gettimeofday(&tp, NULL);
1201
1202#ifdef DEBUG_X
1203 ltt = localtime(&(tp.tv_sec));
1204 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));
1205#endif
1206
1207 /* X event timeouts */
1208 if (want_timeout)
1209 for (i = NUM_TIMEOUTS; i--; ) {
1210 if (R->timeout[i].tv_sec == 0)
1211 continue;
1212 if ((tp.tv_sec < R->timeout[i].tv_sec)
1213 || (tp.tv_sec == R->timeout[i].tv_sec
1214 && tp.tv_usec < R->timeout[i].tv_usec))
1215 continue;
1216 R->timeout[i].tv_sec = 0;
1217 switch(i) {
1218 case TIMEOUT_INCR:
1219 rxvt_print_error("data loss: timeout on INCR selection paste");
1220 R->selection_wait = Sel_none;
1221 break;
1222 default:
1223 break;
1224 }
1225 }
1226
1227 switch (ev->type) {
1228 case KeyPress:
1229 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1230 break;
1231
1232#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1233 case KeyRelease:
1234 {
1235 if (!(ev->xkey.state & ControlMask))
1236 R->mouse_slip_wheel_speed = 0;
1237 else {
1238 KeySym ks;
1239
1240 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1241 if (ks == XK_Control_L || ks == XK_Control_R)
1242 R->mouse_slip_wheel_speed = 0;
1243 }
1244 break;
1245 }
1246#endif
1247
1248 case ButtonPress:
1249 rxvt_button_press(aR_ (XButtonEvent *)ev);
1250 break;
1251
1252 case ButtonRelease:
1253 rxvt_button_release(aR_ (XButtonEvent *)ev);
1254 break;
1255
1256 case ClientMessage:
1257 if (ev->xclient.format == 32
1258 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1259 exit(EXIT_SUCCESS);
1260#ifdef OFFIX_DND
1261 /* OffiX Dnd (drag 'n' drop) protocol */
1262 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1263 && (ev->xclient.data.l[0] == DndFile
1264 || ev->xclient.data.l[0] == DndDir
1265 || ev->xclient.data.l[0] == DndLink)) {
1266 /* Get Dnd data */
1267 Atom ActualType;
1268 int ActualFormat;
1269 unsigned char *data;
1270 unsigned long Size, RemainingBytes;
1271
1272 XGetWindowProperty(R->Xdisplay, Xroot,
1273 R->xa[XA_DNDSELECTION],
1274 0L, 1000000L,
1275 False, AnyPropertyType,
1276 &ActualType, &ActualFormat,
1277 &Size, &RemainingBytes,
1278 &data);
1279 XChangeProperty(R->Xdisplay, Xroot,
1280 XA_CUT_BUFFER0, XA_STRING,
1281 8, PropModeReplace,
1282 data, STRLEN(data));
1283 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1284 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1285 }
1286#endif /* OFFIX_DND */
1287 break;
1288
1289 case MappingNotify:
1290 XRefreshKeyboardMapping(&(ev->xmapping));
1291 break;
1292
1293 /*
1294 * XXX: this is not the _current_ arrangement
1295 * Here's my conclusion:
1296 * If the window is completely unobscured, use bitblt's
1297 * to scroll. Even then, they're only used when doing partial
1298 * screen scrolling. When partially obscured, we have to fill
1299 * in the GraphicsExpose parts, which means that after each refresh,
1300 * we need to wait for the graphics expose or Noexpose events,
1301 * which ought to make things real slow!
1302 */
1303 case VisibilityNotify:
1304 switch (ev->xvisibility.state) {
1305 case VisibilityUnobscured:
1306 R->refresh_type = FAST_REFRESH;
1307 break;
1308 case VisibilityPartiallyObscured:
1309 R->refresh_type = SLOW_REFRESH;
1310 break;
1311 default:
1312 R->refresh_type = NO_REFRESH;
1313 break;
1314 }
1315 break;
1316
1317 case FocusIn:
1318 if (!R->TermWin.focus) {
1319 R->TermWin.focus = 1;
1320 R->want_refresh = 1;
1321#ifdef USE_XIM
1322 if (R->Input_Context != NULL)
1323 XSetICFocus(R->Input_Context);
1324#endif
1325 }
1326 break;
1327
1328 case FocusOut:
1329 if (R->TermWin.focus) {
1330 R->TermWin.focus = 0;
1331 R->want_refresh = 1;
1332#ifdef USE_XIM
1333 if (R->Input_Context != NULL)
1334 XUnsetICFocus(R->Input_Context);
1335#endif
1336 }
1337 break;
1338
1339 case ConfigureNotify:
1340 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1341 int height, width;
1342
1343 do { /* Wrap lots of configures into one */
1344 width = ev->xconfigure.width;
1345 height = ev->xconfigure.height;
1346 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1347 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1348 ConfigureNotify, ev));
1349 if (R->szHint.width != width || R->szHint.height != height) {
1350 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1351 rxvt_resize_all_windows(aR_ (unsigned int)width,
1352 (unsigned int)height, 1);
1353 }
1354#ifdef DEBUG_SIZE
1355 else {
1356 D_SIZE((stderr, "Size: Not resizing"));
1357 }
1358#endif
1359#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1360 if (R->Options & Opt_transparent) {
1361 rxvt_check_our_parents(aR);
1362 if (R->am_transparent)
1363 R->want_full_refresh = 1;
1364 }
1365#endif
1366 }
1367 break;
1368
1369 case SelectionClear:
1370 rxvt_selection_clear(aR);
1371 break;
1372
1373 case SelectionNotify:
1374 if (R->selection_wait == Sel_normal)
1375 rxvt_selection_paste(aR_ ev->xselection.requestor,
1376 ev->xselection.property, True);
1377 break;
1378
1379 case SelectionRequest:
1380 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1381 break;
1382
1383 case UnmapNotify:
1384 R->TermWin.mapped = 0;
1385 break;
1386
1387 case MapNotify:
1388 R->TermWin.mapped = 1;
1389 break;
1390
1391 case PropertyNotify:
1392 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1393 if (ev->xproperty.state == PropertyNewValue)
1394 rxvt_selection_property(aR_ ev->xproperty.window,
1395 ev->xproperty.atom);
1396 break;
1397 }
1398#ifdef TRANSPARENT
1399 /*
1400 * if user used some Esetroot compatible prog to set the root bg,
1401 * use the property to determine the pixmap. We use it later on.
1402 */
1403 if (R->xa[XA_XROOTPMAPID] == 0)
1404 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1405 "_XROOTPMAP_ID", False);
1406 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1407 break;
1408 /* FALLTHROUGH */
1409 case ReparentNotify:
1410 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1411 if (R->am_transparent)
1412 R->want_full_refresh = 1;
1413 }
1414#endif /* TRANSPARENT */
1415 break;
1416
1417 case GraphicsExpose:
1418 case Expose:
1419 if (ev->xany.window == R->TermWin.vt) {
1420#ifdef NO_SLOW_LINK_SUPPORT
1421 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1422 ev->xexpose.width, ev->xexpose.height, False);
1423#else
1424 // don't understand this, so commented it out
1425 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1426 ev->xexpose.width, ev->xexpose.height, False);
1427 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1428 // ev->xexpose.width, R->TermWin.height, False);
1429#endif
1430 R->want_refresh = 1;
1431 } else {
1432 XEvent unused_xevent;
1433
1434 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1435 Expose,
1436 &unused_xevent)) ;
1437 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1438 GraphicsExpose,
1439 &unused_xevent)) ;
1440 if (isScrollbarWindow(ev->xany.window)) {
1441 scrollbar_setIdle();
1442 rxvt_scrollbar_show(aR_ 0);
1443 }
1444#ifdef MENUBAR
1445 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1446 rxvt_menubar_expose(aR);
1447#endif
1448#ifdef RXVT_GRAPHICS
1449 rxvt_Gr_expose(aR_ ev->xany.window);
1450#endif
1451 }
1452 break;
1453
1454 case MotionNotify:
1455#ifdef POINTER_BLANK
1456 if (R->hidden_pointer)
1457 rxvt_pointer_unblank(aR);
1458#endif
1459#if MENUBAR
1460 if (isMenuBarWindow(ev->xany.window)) {
1461 rxvt_menubar_control(aR_ &(ev->xbutton));
1462 break;
1463 }
1464#endif
1465 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1466 break;
1467
1468 if (ev->xany.window == R->TermWin.vt) {
1469 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1470 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1471 MotionNotify, ev)) ;
1472 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1473 &unused_root, &unused_child,
1474 &unused_root_x, &unused_root_y,
1475 &(ev->xbutton.x), &(ev->xbutton.y),
1476 &unused_mask);
1477#ifdef MOUSE_THRESHOLD
1478 /* deal with a `jumpy' mouse */
1479 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1480#endif
1481 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1482 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1483#ifdef SELECTION_SCROLLING
1484 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1485 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1486 int dist;
1487
1488 R->pending_scroll_selection=1;
1489
1490 /* don't clobber the current delay if we are
1491 * already in the middle of scrolling.
1492 */
1493 if (R->scroll_selection_delay<=0)
1494 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1495
1496 /* save the event params so we can highlight
1497 * the selection in the pending-scroll loop
1498 */
1499 R->selection_save_x=ev->xbutton.x;
1500 R->selection_save_y=ev->xbutton.y;
1501 R->selection_save_state=
1502 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1503
1504 /* calc number of lines to scroll */
1505 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1506 R->scroll_selection_dir = UP;
1507 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1508 }
1509 else {
1510 R->scroll_selection_dir = DN;
1511 dist = ev->xbutton.y -
1512 (R->TermWin.int_bwidth + R->TermWin.height);
1513 }
1514 R->scroll_selection_lines=(Pixel2Height(dist)/
1515 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1516 MIN_IT(R->scroll_selection_lines,
1517 SELECTION_SCROLL_MAX_LINES);
1518 }
1519 else {
1520 /* we are within the text window, so we
1521 * shouldn't be scrolling
1522 */
1523 R->pending_scroll_selection = 0;
1524 }
1525#endif
1526#ifdef MOUSE_THRESHOLD
1527 }
1528#endif
1529 }
1530 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1531 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1532 MotionNotify, ev)) ;
1533 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1534 &unused_root, &unused_child,
1535 &unused_root_x, &unused_root_y,
1536 &(ev->xbutton.x), &(ev->xbutton.y),
1537 &unused_mask);
1538 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1539 scrollbar_size());
1540 rxvt_scr_refresh(aR_ R->refresh_type);
1541 R->refresh_limit = 0;
1542 rxvt_scrollbar_show(aR_ 1);
1543 }
1544 break;
1545 }
1546}
1547
1548/* INTPROTO */
1549void
1550rxvt_button_press(pR_ XButtonEvent *ev)
1551{
1552 int reportmode = 0, clickintime;
1553
1554 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1555 if (!R->bypass_keystate)
1556 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1557/*
1558 * VT window processing of button press
1559 */
1560 if (ev->window == R->TermWin.vt)
1561 {
1562#if RXVT_GRAPHICS
1563 if (ev->subwindow != None)
1564 rxvt_Gr_ButtonPress(ev->x, ev->y);
1565 else
1566#endif
1567 {
1568 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1569 if (reportmode)
1570 {
1571 /* mouse report from vt window */
1572 /* save the xbutton state (for ButtonRelease) */
1573 R->MEvent.state = ev->state;
1574#ifdef MOUSE_REPORT_DOUBLECLICK
1575 if (ev->button == R->MEvent.button && clickintime)
1576 { 1973 {
1577 /* same button, within alloted time */ 1974 if (MEvent.button == Button1 && clickintime)
1578 R->MEvent.clicks++; 1975 selection_rotate (ev.x, ev.y);
1579 if (R->MEvent.clicks > 1) 1976 else
1977 selection_extend (ev.x, ev.y, 1);
1580 { 1978 }
1581 /* only report double clicks */
1582 R->MEvent.clicks = 2;
1583 rxvt_mouse_report(aR_ ev);
1584
1585 /* don't report the release */
1586 R->MEvent.clicks = 0;
1587 R->MEvent.button = AnyButton;
1588 }
1589 }
1590 else 1979 else
1591 { 1980 {
1592 /* different button, or time expired */ 1981 if (MEvent.button == Button1 && clickintime)
1593 R->MEvent.clicks = 1; 1982 MEvent.clicks++;
1594 R->MEvent.button = ev->button; 1983 else
1595 rxvt_mouse_report(aR_ ev); 1984 MEvent.clicks = 1;
1596 } 1985
1597#else 1986 selection_click (MEvent.clicks, ev.x, ev.y);
1598 R->MEvent.button = ev->button; 1987 }
1599 rxvt_mouse_report(aR_ ev); 1988
1600#endif /* MOUSE_REPORT_DOUBLECLICK */ 1989 MEvent.button = Button1;
1990 break;
1991
1992 case Button3:
1993 if (MEvent.button == Button3 && clickintime)
1994 selection_rotate (ev.x, ev.y);
1995 else
1996 selection_extend (ev.x, ev.y, 1);
1997
1998 MEvent.button = Button3;
1999 break;
2000 }
1601 } 2001 }
2002
2003 MEvent.time = ev.time;
2004 return;
2005 }
2006
2007 /*
2008 * Scrollbar window processing of button press
2009 */
2010 if (scrollBar.state && ev.window == scrollBar.win)
2011 {
2012 page_dirn direction = NO_DIR;
2013
2014 if (scrollBar.upButton (ev.y))
2015 direction = UP; /* up */
2016 else if (scrollBar.dnButton (ev.y))
2017 direction = DN; /* down */
2018
2019 scrollBar.state = SB_STATE_IDLE;
2020 /*
2021 * Rxvt-style scrollbar:
2022 * move up if mouse is above slider
2023 * move dn if mouse is below slider
2024 *
2025 * XTerm-style scrollbar:
2026 * Move display proportional to pointer location
2027 * pointer near top -> scroll one line
2028 * pointer near bot -> scroll full page
2029 */
2030#ifndef NO_SCROLLBAR_REPORT
2031 if (reportmode)
2032 {
2033 /*
2034 * Mouse report disabled scrollbar:
2035 * arrow buttons - send up/down
2036 * click on scrollbar - send pageup/down
2037 */
2038 if (direction == UP)
2039 tt_printf ("\033[A");
2040 else if (direction == DN)
2041 tt_printf ("\033[B");
1602 else 2042 else
2043 switch (ev.button)
1603 { 2044 {
1604 if (ev->button != R->MEvent.button) 2045 case Button2:
1605 R->MEvent.clicks = 0; 2046 tt_printf ("\014");
1606 switch (ev->button) 2047 break;
2048 case Button1:
2049 tt_printf ("\033[6~");
2050 break;
2051 case Button3:
2052 tt_printf ("\033[5~");
2053 break;
2054 }
2055 }
2056 else
2057#endif /* NO_SCROLLBAR_REPORT */
2058 {
2059 if (direction != NO_DIR)
2060 {
2061#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2062 if (!cont_scroll_ev.is_active ())
2063 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2064#endif
2065 if (scr_page (direction, 1))
2066 {
2067 if (direction == UP)
2068 scrollBar.state = SB_STATE_UP;
2069 else
2070 scrollBar.state = SB_STATE_DOWN;
2071 }
2072 }
2073 else
2074 switch (ev.button)
2075 {
2076 case Button2:
2077 switch (scrollBar.align)
1607 { 2078 {
1608 case Button1: 2079 case SB_ALIGN_TOP:
1609 if (R->MEvent.button == Button1 && clickintime)
1610 R->MEvent.clicks++;
1611 else 2080 csrO = 0;
1612 R->MEvent.clicks = 1;
1613 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1614 R->MEvent.button = Button1;
1615 break; 2081 break;
1616 2082 case SB_ALIGN_CENTRE:
1617 case Button3: 2083 csrO = (scrollBar.bot - scrollBar.top) / 2;
1618 if (R->MEvent.button == Button3 && clickintime)
1619 rxvt_selection_rotate(aR_ ev->x, ev->y);
1620 else
1621 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1622 R->MEvent.button = Button3;
1623 break; 2084 break;
1624 } 2085 case SB_ALIGN_BOTTOM:
1625 } 2086 csrO = scrollBar.bot - scrollBar.top;
1626 R->MEvent.time = ev->time; 2087 break;
1627 return; 2088 }
1628 }
1629 }
1630 2089
1631/* 2090 if (scrollBar.style == SB_STYLE_XTERM
1632 * Scrollbar window processing of button press 2091 || scrollBar.above_slider (ev.y)
1633 */ 2092 || scrollBar.below_slider (ev.y))
1634 if (isScrollbarWindow(ev->window)) 2093 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
1635 {
1636 scrollbar_setIdle();
1637 /*
1638 * Rxvt-style scrollbar:
1639 * move up if mouse is above slider
1640 * move dn if mouse is below slider
1641 *
1642 * XTerm-style scrollbar:
1643 * Move display proportional to pointer location
1644 * pointer near top -> scroll one line
1645 * pointer near bot -> scroll full page
1646 */
1647#ifndef NO_SCROLLBAR_REPORT
1648 if (reportmode) {
1649 /*
1650 * Mouse report disabled scrollbar:
1651 * arrow buttons - send up/down
1652 * click on scrollbar - send pageup/down
1653 */
1654 if ((R->scrollBar.style == R_SB_NEXT
1655 && scrollbarnext_upButton(ev->y))
1656 || (R->scrollBar.style == R_SB_RXVT
1657 && scrollbarrxvt_upButton(ev->y)))
1658 rxvt_tt_printf(aR_ "\033[A");
1659 else if ((R->scrollBar.style == R_SB_NEXT
1660 && scrollbarnext_dnButton(ev->y))
1661 || (R->scrollBar.style == R_SB_RXVT
1662 && scrollbarrxvt_dnButton(ev->y)))
1663 rxvt_tt_printf(aR_ "\033[B");
1664 else
1665 switch (ev->button) {
1666 case Button2:
1667 rxvt_tt_printf(aR_ "\014");
1668 break;
1669 case Button1:
1670 rxvt_tt_printf(aR_ "\033[6~");
1671 break;
1672 case Button3:
1673 rxvt_tt_printf(aR_ "\033[5~");
1674 break;
1675 }
1676 }
1677 else
1678#endif /* NO_SCROLLBAR_REPORT */
1679 {
1680 char upordown = 0;
1681 2094
1682 if (R->scrollBar.style == R_SB_NEXT) { 2095 scrollBar.state = SB_STATE_MOTION;
1683 if (scrollbarnext_upButton(ev->y)) 2096 break;
1684 upordown = -1; /* up */
1685 else if (scrollbarnext_dnButton(ev->y))
1686 upordown = 1; /* down */
1687 } else if (R->scrollBar.style == R_SB_RXVT) {
1688 if (scrollbarrxvt_upButton(ev->y))
1689 upordown = -1; /* up */
1690 else if (scrollbarrxvt_dnButton(ev->y))
1691 upordown = 1; /* down */
1692 }
1693 if (upordown) {
1694#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1695 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1696#endif
1697 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1698 if (upordown < 0)
1699 scrollbar_setUp();
1700 else
1701 scrollbar_setDn();
1702 }
1703 } else
1704 switch (ev->button) {
1705 case Button2:
1706 switch (R->scrollbar_align) {
1707 case R_SB_ALIGN_TOP:
1708 R->csrO = 0;
1709 break;
1710 case R_SB_ALIGN_CENTRE:
1711 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1712 break;
1713 case R_SB_ALIGN_BOTTOM:
1714 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1715 break;
1716 }
1717 if (R->scrollBar.style == R_SB_XTERM
1718 || scrollbar_above_slider(ev->y)
1719 || scrollbar_below_slider(ev->y))
1720 rxvt_scr_move_to(aR_
1721 scrollbar_position(ev->y) - R->csrO,
1722 scrollbar_size());
1723 scrollbar_setMotion();
1724 break;
1725 2097
1726 case Button1: 2098 case Button1:
1727 if (R->scrollbar_align == R_SB_ALIGN_CENTRE) 2099 if (scrollBar.align == SB_ALIGN_CENTRE)
1728 R->csrO = ev->y - R->scrollBar.top; 2100 csrO = ev.y - scrollBar.top;
1729 /* FALLTHROUGH */ 2101 /* FALLTHROUGH */
1730 2102
1731 case Button3: 2103 case Button3:
1732 if (R->scrollBar.style != R_SB_XTERM) { 2104 if (scrollBar.style != SB_STYLE_XTERM)
1733 if (scrollbar_above_slider(ev->y)) 2105 {
2106 if (scrollBar.above_slider (ev.y))
1734# ifdef RXVT_SCROLL_FULL 2107# ifdef RXVT_SCROLL_FULL
1735 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1); 2108 scr_page (UP, nrow - 1);
1736# else 2109# else
1737 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4); 2110 scr_page (UP, nrow / 4);
1738# endif 2111# endif
1739 else if (scrollbar_below_slider(ev->y)) 2112 else if (scrollBar.below_slider (ev.y))
1740# ifdef RXVT_SCROLL_FULL 2113# ifdef RXVT_SCROLL_FULL
1741 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1); 2114 scr_page (DN, nrow - 1);
1742# else 2115# else
1743 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4); 2116 scr_page (DN, nrow / 4);
1744# endif 2117# endif
1745 else 2118 else
1746 scrollbar_setMotion(); 2119 scrollBar.state = SB_STATE_MOTION;
1747 } else { 2120 }
1748 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP), 2121 else
1749 (R->TermWin.nrow 2122 {
1750 * scrollbar_position(ev->y) 2123 scr_page ((ev.button == Button1 ? DN : UP),
1751 / scrollbar_size())); 2124 (nrow
2125 * scrollBar.position (ev.y)
2126 / scrollBar.size ()));
2127 }
2128
2129 break;
2130 }
2131 }
2132
2133 return;
1752 } 2134 }
1753 break;
1754 }
1755 }
1756 return;
1757 }
1758#if MENUBAR
1759 /*
1760 * Menubar window processing of button press
1761 */
1762 if (isMenuBarWindow(ev->window))
1763 rxvt_menubar_control(aR_ ev);
1764#endif
1765} 2135}
1766 2136
1767/* INTPROTO */
1768void 2137void
1769rxvt_button_release(pR_ XButtonEvent *ev) 2138rxvt_term::button_release (XButtonEvent &ev)
1770{ 2139{
1771 int reportmode = 0; 2140 int reportmode = 0;
1772 2141
1773 R->csrO = 0; /* reset csr Offset */ 2142 csrO = 0; /* reset csr Offset */
1774 if (!R->bypass_keystate) 2143 if (!bypass_keystate)
1775 reportmode = !!(R->PrivateModes & PrivMode_mouse_report); 2144 reportmode = !! (priv_modes & PrivMode_mouse_report);
1776 2145
1777 if (scrollbar_isUpDn()) { 2146 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1778 scrollbar_setIdle();
1779 rxvt_scrollbar_show(aR_ 0);
1780#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1781 R->refresh_type &= ~SMOOTH_REFRESH;
1782#endif
1783 } 2147 {
2148 scrollBar.state = SB_STATE_IDLE;
2149 scrollBar.show (0);
2150 }
2151
1784#ifdef SELECTION_SCROLLING 2152#ifdef SELECTION_SCROLLING
1785 R->pending_scroll_selection=0; 2153 sel_scroll_ev.stop();
1786#endif 2154#endif
1787 if (ev->window == R->TermWin.vt) 2155
2156 if (ev.window == vt)
1788 { 2157 {
1789#ifdef RXVT_GRAPHICS 2158 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
1790 if (ev->subwindow != None) 2159 return;
1791 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2160
1792 else 2161#if ISO_14755
2162 // 5.4
2163 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2164 return;
1793#endif 2165#endif
1794 { 2166
1795 if (reportmode) 2167 if (reportmode)
1796 { 2168 {
1797 /* mouse report from vt window */ 2169 /* mouse report from vt window */
1798 /* don't report release of wheel "buttons" */ 2170 /* don't report release of wheel "buttons" */
1799 if (ev->button >= 4) 2171 if (ev.button >= 4)
1800 return; 2172 return;
1801#ifdef MOUSE_REPORT_DOUBLECLICK 2173#ifdef MOUSE_REPORT_DOUBLECLICK
1802 /* only report the release of 'slow' single clicks */ 2174 /* only report the release of 'slow' single clicks */
1803 if (R->MEvent.button != AnyButton 2175 if (MEvent.button != AnyButton
1804 && (ev->button != R->MEvent.button 2176 && (ev.button != MEvent.button
1805 || (ev->time - R->MEvent.time 2177 || (ev.time - MEvent.time
1806 > MULTICLICK_TIME / 2))) 2178 > MULTICLICK_TIME / 2)))
1807 { 2179 {
1808 R->MEvent.clicks = 0; 2180 MEvent.clicks = 0;
1809 R->MEvent.button = AnyButton; 2181 MEvent.button = AnyButton;
1810 rxvt_mouse_report(aR_ ev); 2182 mouse_report (ev);
1811 } 2183 }
1812#else /* MOUSE_REPORT_DOUBLECLICK */ 2184#else /* MOUSE_REPORT_DOUBLECLICK */
1813 R->MEvent.button = AnyButton; 2185 MEvent.button = AnyButton;
1814 rxvt_mouse_report(aR_ ev); 2186 mouse_report (ev);
1815#endif /* MOUSE_REPORT_DOUBLECLICK */ 2187#endif /* MOUSE_REPORT_DOUBLECLICK */
1816 return; 2188 return;
1817 } 2189 }
2190
1818 /* 2191 /*
1819 * dumb hack to compensate for the failure of click-and-drag 2192 * dumb hack to compensate for the failure of click-and-drag
1820 * when overriding mouse reporting 2193 * when overriding mouse reporting
1821 */ 2194 */
1822 if (R->PrivateModes & PrivMode_mouse_report 2195 if (priv_modes & PrivMode_mouse_report
1823 && R->bypass_keystate 2196 && bypass_keystate
1824 && ev->button == Button1 && R->MEvent.clicks <= 1) 2197 && ev.button == Button1 && MEvent.clicks <= 1)
1825 rxvt_selection_extend(aR_ ev->x, ev->y, 0); 2198 selection_extend (ev.x, ev.y, 0);
1826 2199
1827 switch (ev->button) { 2200 switch (ev.button)
2201 {
1828 case Button1: 2202 case Button1:
1829 case Button3: 2203 case Button3:
1830 rxvt_selection_make(aR_ ev->time); 2204 selection_make (ev.time);
1831 break; 2205 break;
2206
1832 case Button2: 2207 case Button2:
1833 rxvt_selection_request(aR_ ev->time, ev->x, ev->y); 2208 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
1834 break; 2209 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2210 break;
2211
1835#ifdef MOUSE_WHEEL 2212#ifdef MOUSE_WHEEL
1836 case Button4: 2213 case Button4:
1837 case Button5: 2214 case Button5:
1838 { 2215 {
1839 int i, v; 2216 int lines;
2217 page_dirn dirn;
1840 2218
1841 v = (ev->button == Button4) ? UP : DN; 2219 dirn = ev.button == Button4 ? UP : DN;
2220
1842 if (ev->state & ShiftMask) 2221 if (ev.state & ShiftMask)
1843 i = 1; 2222 lines = 1;
1844 else if ((R->Options & Opt_mouseWheelScrollPage)) 2223 else if (option (Opt_mouseWheelScrollPage))
1845 i = R->TermWin.nrow - 1; 2224 lines = nrow - 1;
1846 else 2225 else
1847 i = 5; 2226 lines = 5;
2227
1848# ifdef MOUSE_SLIP_WHEELING 2228# ifdef MOUSE_SLIP_WHEELING
1849 if (ev->state & ControlMask) 2229 if (ev.state & ControlMask)
1850 { 2230 {
1851 R->mouse_slip_wheel_speed += (v ? -1 : 1); 2231 mouse_slip_wheel_speed += dirn;
1852 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY; 2232 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
1853 } 2233
2234 if (!slip_wheel_ev.is_active ())
2235 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2236 }
2237 else
1854# endif 2238# endif
1855# ifdef JUMP_MOUSE_WHEEL
1856 rxvt_scr_page(aR_ v, i);
1857 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1858 rxvt_scrollbar_show(aR_ 1);
1859# else
1860 for (; i--;)
1861 { 2239 {
1862 rxvt_scr_page(aR_ v, 1); 2240 scr_page (dirn, lines);
1863 rxvt_scr_refresh(aR_ SMOOTH_REFRESH); 2241 scrollBar.show (1);
1864 rxvt_scrollbar_show(aR_ 1); 2242 }
1865 } 2243 }
2244 break;
1866# endif 2245#endif
1867 }
1868 break;
1869#endif
1870 }
1871 }
1872 } 2246 }
1873#ifdef MENUBAR
1874 else if (isMenuBarWindow(ev->window))
1875 rxvt_menubar_control(aR_ ev);
1876#endif
1877}
1878
1879
1880#ifdef TRANSPARENT
1881/*
1882 * Check our parents are still who we think they are.
1883 * Do transparency updates if required
1884 */
1885/* EXTPROTO */
1886int
1887rxvt_check_our_parents(pR)
1888{
1889 int i, pchanged, aformat, have_pixmap, rootdepth;
1890 unsigned long nitems, bytes_after;
1891 Atom atype;
1892 unsigned char *prop = NULL;
1893 Window root, oldp, *list;
1894 Pixmap rootpixmap = None;
1895 XWindowAttributes wattr, wrootattr;
1896
1897 pchanged = 0;
1898
1899 if (!(R->Options & Opt_transparent))
1900 return pchanged; /* Don't try any more */
1901
1902 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1903 rootdepth = wrootattr.depth;
1904
1905 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1906 if (rootdepth != wattr.depth) {
1907 if (R->am_transparent) {
1908 pchanged = 1;
1909 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1910 R->PixColors[Color_bg]);
1911 R->am_transparent = R->am_pixmap_trans = 0;
1912 }
1913 return pchanged; /* Don't try any more */
1914 }
1915
1916/* Get all X ops out of the queue so that our information is up-to-date. */
1917 XSync(R->Xdisplay, False);
1918
1919/*
1920 * Make the frame window set by the window manager have
1921 * the root background. Some window managers put multiple nested frame
1922 * windows for each client, so we have to take care about that.
1923 */
1924 i = (R->xa[XA_XROOTPMAPID] != 0
1925 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
1926 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1927 &nitems, &bytes_after, &prop) == Success));
1928 if (!i || prop == NULL)
1929 have_pixmap = 0;
1930 else {
1931 have_pixmap = 1;
1932 rootpixmap = *((Pixmap *)prop);
1933 XFree(prop);
1934 }
1935 if (have_pixmap) {
1936/*
1937 * Copy Xroot pixmap transparency
1938 */
1939 int sx, sy, nx, ny;
1940 unsigned int nw, nh;
1941 Window cr;
1942 XImage *image;
1943 GC gc;
1944 XGCValues gcvalue;
1945
1946 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
1947 0, 0, &sx, &sy, &cr);
1948 nw = (unsigned int)R->szHint.width;
1949 nh = (unsigned int)R->szHint.height;
1950 nx = ny = 0;
1951 if (sx < 0) {
1952 nw += sx;
1953 nx = -sx;
1954 sx = 0;
1955 }
1956 if (sy < 0) {
1957 nh += sy;
1958 ny = -sy;
1959 sy = 0;
1960 }
1961 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
1962 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
1963 R->allowedxerror = -1;
1964 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
1965 ZPixmap);
1966 /* XXX: handle BadMatch - usually because we're outside the pixmap */
1967 /* XXX: may need a delay here? */
1968 R->allowedxerror = 0;
1969 if (image == NULL) {
1970 if (R->am_transparent && R->am_pixmap_trans) {
1971 pchanged = 1;
1972 if (R->TermWin.pixmap != None) {
1973 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1974 R->TermWin.pixmap = None;
1975 }
1976 } 2247 }
1977 R->am_pixmap_trans = 0;
1978 } else {
1979 if (R->TermWin.pixmap != None)
1980 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1981 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
1982 (unsigned int)R->szHint.width,
1983 (unsigned int)R->szHint.height,
1984 (unsigned int)image->depth);
1985 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
1986 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
1987 nx, ny, (unsigned int)image->width,
1988 (unsigned int)image->height);
1989 XFreeGC(R->Xdisplay, gc);
1990 XDestroyImage(image);
1991 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
1992 R->TermWin.pixmap);
1993 if (!R->am_transparent || !R->am_pixmap_trans)
1994 pchanged = 1;
1995 R->am_transparent = R->am_pixmap_trans = 1;
1996 }
1997 }
1998 if (!R->am_pixmap_trans) {
1999 unsigned int n;
2000/*
2001 * InheritPixmap transparency
2002 */
2003 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2004 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2005 i++) {
2006 oldp = R->TermWin.parent[i];
2007 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2008 &R->TermWin.parent[i], &list, &n);
2009 XFree(list);
2010 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2011 if (R->TermWin.parent[i] == Xroot) {
2012 if (oldp != None)
2013 pchanged = 1;
2014 break;
2015 }
2016 if (oldp != R->TermWin.parent[i])
2017 pchanged = 1;
2018 }
2019 n = 0;
2020 if (pchanged) {
2021 for (; n < (unsigned int)i; n++) {
2022 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2023 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2024 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2025 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2026 break;
2027 }
2028 }
2029 }
2030 if (n > (int)(sizeof(R->TermWin.parent)
2031 / sizeof(R->TermWin.parent[0]))) {
2032 D_X((stderr, "InheritPixmap Turning off"));
2033 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2034 R->PixColors[Color_fg]);
2035 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2036 R->PixColors[Color_bg]);
2037 R->am_transparent = 0;
2038 /* XXX: also turn off Opt_transparent? */
2039 } else {
2040 /* wait (an arbitrary period) for the WM to do its thing
2041 * needed for fvwm2.2.2 (and before?) */
2042# ifdef HAVE_NANOSLEEP
2043 struct timespec rqt;
2044
2045 rqt.tv_sec = 1;
2046 rqt.tv_nsec = 0;
2047 nanosleep(&rqt, NULL);
2048# else
2049 sleep(1);
2050# endif
2051 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2052 for (n = 0; n < (unsigned int)i; n++)
2053 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2054 ParentRelative);
2055 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2056 ParentRelative);
2057 R->am_transparent = 1;
2058 }
2059 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2060 R->TermWin.parent[i] = None;
2061 }
2062 return pchanged;
2063} 2248}
2064#endif
2065 2249
2066/*}}} */ 2250/*}}} */
2251
2252void ecb_hot
2253rxvt_term::cmd_parse ()
2254{
2255 wchar_t ch = NOCHAR;
2256 char *seq_begin; // remember start of esc-sequence here
2257
2258 for (;;)
2259 {
2260 if (ecb_unlikely (ch == NOCHAR))
2261 {
2262 seq_begin = cmdbuf_ptr;
2263 ch = next_char ();
2264
2265 if (ch == NOCHAR)
2266 break;
2267 }
2268
2269 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2270 {
2271 if (ecb_unlikely (!seen_input))
2272 {
2273 seen_input = 1;
2274 // many badly-written programs (e.g. jed) contain a race condition:
2275 // they first read the screensize and then install a SIGWINCH handler.
2276 // some window managers resize the window early, and these programs
2277 // then sometimes get the size wrong.
2278 // unfortunately other programs are even more buggy and dislike
2279 // being sent SIGWINCH, so only do it when we were in fact being
2280 // resized.
2281 if (seen_resize && cmd_pid)
2282 kill (-cmd_pid, SIGWINCH);
2283 }
2284
2285 /* Read a text string from the input buffer */
2286 wchar_t buf[UBUFSIZ];
2287 bool refreshnow = false;
2288 int nlines = 0;
2289 wchar_t *str = buf;
2290 wchar_t *eol = str + min (ncol, UBUFSIZ);
2291
2292 for (;;)
2293 {
2294 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2295 break;
2296
2297 *str++ = ch;
2298
2299 if (ecb_unlikely (ch == C0_LF || str >= eol))
2300 {
2301 if (ch == C0_LF)
2302 nlines++;
2303
2304 refresh_count++;
2305
2306 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2307 {
2308 refresh_count = 0;
2309
2310 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
2311 {
2312 refreshnow = true;
2313 ch = NOCHAR;
2314 break;
2315 }
2316 }
2317
2318 // scr_add_lines only works for nlines <= nrow - 1.
2319 if (nlines >= nrow - 1)
2320 {
2321 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2322 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2323 scr_add_lines (buf, str - buf, nlines);
2324
2325 nlines = 0;
2326 str = buf;
2327 eol = str + min (ncol, UBUFSIZ);
2328 }
2329
2330 if (str >= eol)
2331 {
2332 if (eol >= buf + UBUFSIZ)
2333 {
2334 ch = NOCHAR;
2335 break;
2336 }
2337 else
2338 eol = min (eol + ncol, buf + UBUFSIZ);
2339 }
2340
2341 }
2342
2343 seq_begin = cmdbuf_ptr;
2344 ch = next_char ();
2345 }
2346
2347 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2348 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2349 scr_add_lines (buf, str - buf, nlines);
2350
2351 /*
2352 * If there have been a lot of new lines, then update the screen
2353 * What the heck we'll cheat and only refresh less than every page-full.
2354 * if skipScroll is enabled.
2355 */
2356 if (refreshnow)
2357 {
2358 scr_refresh ();
2359 want_refresh = 1;
2360 }
2361 }
2362 else
2363 {
2364 try
2365 {
2366 process_nonprinting (ch);
2367 }
2368 catch (const class out_of_input &o)
2369 {
2370 // we ran out of input, retry later
2371 cmdbuf_ptr = seq_begin;
2372 break;
2373 }
2374
2375 ch = NOCHAR;
2376 }
2377 }
2378}
2379
2380// read the next character
2381wchar_t ecb_hot
2382rxvt_term::next_char () NOTHROW
2383{
2384 while (cmdbuf_ptr < cmdbuf_endp)
2385 {
2386 // assume 7-bit to be ascii ALWAYS
2387 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b))
2388 return *cmdbuf_ptr++;
2389
2390 wchar_t wc;
2391 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2392
2393 if (len == (size_t)-2)
2394 {
2395 // the mbstate stores incomplete sequences. didn't know this :/
2396 cmdbuf_ptr = cmdbuf_endp;
2397 break;
2398 }
2399
2400 if (len == (size_t)-1)
2401 {
2402 mbstate.reset (); // reset now undefined conversion state
2403 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
2404 // in which case we "erroneously" return the next byte which might be valid.
2405 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
2406 }
2407
2408 // assume wchar == unicode
2409 cmdbuf_ptr += len;
2410 return wc & UNICODE_MASK;
2411 }
2412
2413 return NOCHAR;
2414}
2415
2416// read the next octet
2417uint32_t ecb_hot
2418rxvt_term::next_octet () NOTHROW
2419{
2420 return cmdbuf_ptr < cmdbuf_endp
2421 ? (unsigned char)*cmdbuf_ptr++
2422 : NOCHAR;
2423}
2424
2425static class out_of_input out_of_input;
2426
2427wchar_t ecb_hot
2428rxvt_term::cmd_getc () THROW ((class out_of_input))
2429{
2430 wchar_t c = next_char ();
2431
2432 if (c == NOCHAR)
2433 throw out_of_input;
2434
2435 return c;
2436}
2437
2438uint32_t ecb_hot
2439rxvt_term::cmd_get8 () THROW ((class out_of_input))
2440{
2441 uint32_t c = next_octet ();
2442
2443 if (c == NOCHAR)
2444 throw out_of_input;
2445
2446 return c;
2447}
2067 2448
2068/*{{{ print pipe */ 2449/*{{{ print pipe */
2069/*----------------------------------------------------------------------*/ 2450/*----------------------------------------------------------------------*/
2070#ifdef PRINTPIPE 2451#ifdef PRINTPIPE
2071/* EXTPROTO */ 2452FILE * ecb_cold
2072FILE *
2073rxvt_popen_printer(pR) 2453rxvt_term::popen_printer ()
2074{ 2454{
2075 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2455 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2076 2456
2077 if (stream == NULL) 2457 if (stream == NULL)
2078 rxvt_print_error("can't open printer pipe"); 2458 rxvt_warn ("can't open printer pipe, not printing.\n");
2459
2079 return stream; 2460 return stream;
2080} 2461}
2081 2462
2082/* EXTPROTO */ 2463int ecb_cold
2083int
2084rxvt_pclose_printer(FILE *stream) 2464rxvt_term::pclose_printer (FILE *stream)
2085{ 2465{
2086 fflush(stream); 2466 fflush (stream);
2087/* pclose() reported not to work on SunOS 4.1.3 */
2088# if defined (__sun__) /* TODO: RESOLVE THIS */
2089/* pclose works provided SIGCHLD handler uses waitpid */
2090 return pclose(stream); /* return fclose (stream); */
2091# else
2092 return pclose(stream); 2467 return pclose (stream);
2093# endif
2094} 2468}
2095 2469
2096/* 2470/*
2097 * simulate attached vt100 printer 2471 * simulate attached vt100 printer
2098 */ 2472 */
2099/* INTPROTO */ 2473void ecb_cold
2100void
2101rxvt_process_print_pipe(pR) 2474rxvt_term::process_print_pipe ()
2102{ 2475{
2103 int done; 2476 FILE *fd = popen_printer ();
2104 FILE *fd;
2105 2477
2106 if ((fd = rxvt_popen_printer(aR)) == NULL) 2478 if (!fd)
2107 return; 2479 return;
2108 2480
2109/* 2481 /*
2110 * Send all input to the printer until either ESC[4i or ESC[?4i 2482 * Send all input to the printer until either ESC[4i or ESC[?4i
2111 * is received. 2483 * is received.
2112 */ 2484 */
2113 for (done = 0; !done;) { 2485 for (int done = 0; !done; )
2486 {
2114 unsigned char buf[8]; 2487 unsigned char buf[8];
2115 unsigned char ch; 2488 unicode_t ch;
2116 unsigned int i, len; 2489 unsigned int i, len;
2117 2490
2118 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2491 if ((ch = cmd_getc ()) != C0_ESC)
2492 {
2119 if (putc(ch, fd) == EOF) 2493 if (putc (ch, fd) == EOF)
2120 break; /* done = 1 */ 2494 break; /* done = 1 */
2121 } else { 2495 }
2496 else
2497 {
2122 len = 0; 2498 len = 0;
2123 buf[len++] = ch; 2499 buf[len++] = ch;
2124 2500
2125 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2501 if ((buf[len++] = cmd_getc ()) == '[')
2126 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2502 {
2127 buf[len++] = '?'; 2503 if ((ch = cmd_getc ()) == '?')
2128 ch = rxvt_cmd_getc(aR); 2504 {
2129 } 2505 buf[len++] = '?';
2506 ch = cmd_getc ();
2507 }
2130 if ((buf[len++] = ch) == '4') { 2508 if ((buf[len++] = ch) == '4')
2509 {
2131 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2510 if ((buf[len++] = cmd_getc ()) == 'i')
2132 break; /* done = 1 */ 2511 break; /* done = 1 */
2133 } 2512 }
2513 }
2514
2515 for (i = 0; i < len; i++)
2516 if (putc (buf[i], fd) == EOF)
2517 {
2518 done = 1;
2519 break;
2520 }
2521 }
2134 } 2522 }
2135 for (i = 0; i < len; i++) 2523
2136 if (putc(buf[i], fd) == EOF) {
2137 done = 1;
2138 break;
2139 }
2140 }
2141 }
2142 rxvt_pclose_printer(fd); 2524 pclose_printer (fd);
2143} 2525}
2144#endif /* PRINTPIPE */ 2526#endif /* PRINTPIPE */
2145/*}}} */ 2527/*}}} */
2146 2528
2147/* *INDENT-OFF* */
2148enum { 2529enum {
2149 C1_40 = 0x40, 2530 C1_40 = 0x40,
2150 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2531 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2151 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2532 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2152 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2533 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2153 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2534 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2154}; 2535};
2155/* *INDENT-ON* */
2156 2536
2157/*{{{ process non-printing single characters */ 2537/*{{{ process non-printing single characters */
2158/* INTPROTO */ 2538void ecb_hot
2159void 2539rxvt_term::process_nonprinting (unicode_t ch)
2160rxvt_process_nonprinting(pR_ unsigned char ch)
2161{ 2540{
2162 switch (ch) { 2541 switch (ch)
2542 {
2543 case C0_ESC:
2544 process_escape_seq ();
2545 break;
2163 case C0_ENQ: /* terminal Status */ 2546 case C0_ENQ: /* terminal Status */
2164 if (R->rs[Rs_answerbackstring]) 2547 if (rs[Rs_answerbackstring])
2165 rxvt_tt_write(aR_ 2548 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2166 (const unsigned char *)R->rs[Rs_answerbackstring], 2549 else
2167 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2550 tt_write (VT100_ANS, strlen (VT100_ANS));
2168 else 2551 break;
2169 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2170 (unsigned int)STRLEN(VT100_ANS));
2171 break;
2172 case C0_BEL: /* bell */ 2552 case C0_BEL: /* bell */
2173 rxvt_scr_bell(aR); 2553 scr_bell ();
2174 break; 2554 break;
2175 case C0_BS: /* backspace */ 2555 case C0_BS: /* backspace */
2176 rxvt_scr_backspace(aR); 2556 scr_backspace ();
2177 break; 2557 break;
2178 case C0_HT: /* tab */ 2558 case C0_HT: /* tab */
2179 rxvt_scr_tab(aR_ 1); 2559 scr_tab (1);
2180 break; 2560 break;
2181 case C0_CR: /* carriage return */ 2561 case C0_CR: /* carriage return */
2182 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2562 scr_gotorc (0, 0, R_RELATIVE);
2183 break; 2563 break;
2184 case C0_VT: /* vertical tab, form feed */ 2564 case C0_VT: /* vertical tab, form feed */
2185 case C0_FF: 2565 case C0_FF:
2186 case C0_LF: /* line feed */ 2566 case C0_LF: /* line feed */
2187 rxvt_scr_index(aR_ UP); 2567 scr_index (UP);
2188 break; 2568 break;
2189 case C0_SO: /* shift out - acs */ 2569 case C0_SO: /* shift out - acs */
2190 rxvt_scr_charset_choose(aR_ 1); 2570 scr_charset_choose (1);
2191 break; 2571 break;
2192 case C0_SI: /* shift in - acs */ 2572 case C0_SI: /* shift in - acs */
2193 rxvt_scr_charset_choose(aR_ 0); 2573 scr_charset_choose (0);
2194 break; 2574 break;
2575
2576#ifdef EIGHT_BIT_CONTROLS
2577 // 8-bit controls
2578 case 0x90: /* DCS */
2579 process_dcs_seq ();
2580 break;
2581 case 0x9b: /* CSI */
2582 process_csi_seq ();
2583 break;
2584 case 0x9d: /* OSC */
2585 process_osc_seq ();
2586 break;
2587#endif
2195 } 2588 }
2196} 2589}
2197/*}}} */ 2590/*}}} */
2198 2591
2199 2592
2200/*{{{ process VT52 escape sequences */ 2593/*{{{ process VT52 escape sequences */
2201/* INTPROTO */ 2594void ecb_cold
2202void 2595rxvt_term::process_escape_vt52 (unicode_t ch)
2203rxvt_process_escape_vt52(pR_ unsigned char ch)
2204{ 2596{
2205 int row, col; 2597 int row, col;
2598
2599 switch (ch)
2206 2600 {
2207 switch (ch) {
2208 case 'A': /* cursor up */ 2601 case 'A': /* cursor up */
2209 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2602 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2210 break; 2603 break;
2211 case 'B': /* cursor down */ 2604 case 'B': /* cursor down */
2212 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2605 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2213 break; 2606 break;
2214 case 'C': /* cursor right */ 2607 case 'C': /* cursor right */
2215 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2608 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2216 break; 2609 break;
2217 case 'D': /* cursor left */ 2610 case 'D': /* cursor left */
2218 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2611 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2219 break; 2612 break;
2220 case 'H': /* cursor home */ 2613 case 'H': /* cursor home */
2221 rxvt_scr_gotorc(aR_ 0, 0, 0); 2614 scr_gotorc (0, 0, 0);
2222 break; 2615 break;
2223 case 'I': /* cursor up and scroll down if needed */ 2616 case 'I': /* cursor up and scroll down if needed */
2224 rxvt_scr_index(aR_ DN); 2617 scr_index (DN);
2225 break; 2618 break;
2226 case 'J': /* erase to end of screen */ 2619 case 'J': /* erase to end of screen */
2227 rxvt_scr_erase_screen(aR_ 0); 2620 scr_erase_screen (0);
2228 break; 2621 break;
2229 case 'K': /* erase to end of line */ 2622 case 'K': /* erase to end of line */
2230 rxvt_scr_erase_line(aR_ 0); 2623 scr_erase_line (0);
2231 break; 2624 break;
2232 case 'Y': /* move to specified row and col */ 2625 case 'Y': /* move to specified row and col */
2233 /* full command is 'ESC Y row col' where row and col 2626 /* full command is 'ESC Y row col' where row and col
2234 * are encoded by adding 32 and sending the ascii 2627 * are encoded by adding 32 and sending the ascii
2235 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2628 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2236 * etc. */ 2629 * etc. */
2237 row = rxvt_cmd_getc(aR) - ' '; 2630 row = cmd_getc () - ' ';
2238 col = rxvt_cmd_getc(aR) - ' '; 2631 col = cmd_getc () - ' ';
2239 rxvt_scr_gotorc(aR_ row, col, 0); 2632 scr_gotorc (row, col, 0);
2240 break; 2633 break;
2241 case 'Z': /* identify the terminal type */ 2634 case 'Z': /* identify the terminal type */
2242 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2635 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2243 break; 2636 break;
2244 case '<': /* turn off VT52 mode */ 2637 case '<': /* turn off VT52 mode */
2245 PrivMode(0, PrivMode_vt52); 2638 priv_modes &= ~PrivMode_vt52;
2246 break; 2639 break;
2247 case 'F': /* use special graphics character set */ 2640 case 'F': /* use special graphics character set */
2248 case 'G': /* use regular character set */ 2641 case 'G': /* use regular character set */
2249 /* unimplemented */ 2642 /* unimplemented */
2250 break; 2643 break;
2251 case '=': /* use alternate keypad mode */ 2644 case '=': /* use alternate keypad mode */
2252 case '>': /* use regular keypad mode */ 2645 case '>': /* use regular keypad mode */
2253 /* unimplemented */ 2646 /* unimplemented */
2254 break; 2647 break;
2255 } 2648 }
2256} 2649}
2257/*}}} */ 2650/*}}} */
2258 2651
2259 2652
2260/*{{{ process escape sequences */ 2653/*{{{ process escape sequences */
2261/* INTPROTO */ 2654void ecb_hot
2262void
2263rxvt_process_escape_seq(pR) 2655rxvt_term::process_escape_seq ()
2264{ 2656{
2265 unsigned char ch = rxvt_cmd_getc(aR); 2657 unicode_t ch = cmd_getc ();
2266 2658
2267 if (R->PrivateModes & PrivMode_vt52) { 2659 if (priv_modes & PrivMode_vt52)
2268 rxvt_process_escape_vt52(aR_ ch);
2269 return;
2270 }
2271 2660 {
2661 process_escape_vt52 (ch);
2662 return;
2663 }
2664
2272 switch (ch) { 2665 switch (ch)
2273 /* case 1: do_tek_mode (); break; */ 2666 {
2274 case '#': 2667 case '#':
2275 if (rxvt_cmd_getc(aR) == '8') 2668 if (cmd_getc () == '8')
2276 rxvt_scr_E(aR); 2669 scr_E ();
2277 break; 2670 break;
2278 case '(': 2671 case '(':
2279 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2672 scr_charset_set (0, (unsigned int)cmd_getc ());
2280 break; 2673 break;
2281 case ')': 2674 case ')':
2282 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2675 scr_charset_set (1, (unsigned int)cmd_getc ());
2283 break; 2676 break;
2284 case '*': 2677 case '*':
2285 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2678 scr_charset_set (2, (unsigned int)cmd_getc ());
2286 break; 2679 break;
2287 case '+': 2680 case '+':
2288 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2681 scr_charset_set (3, (unsigned int)cmd_getc ());
2289 break; 2682 break;
2290#ifdef MULTICHAR_SET 2683#if !ENABLE_MINIMAL
2291 case '$':
2292 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2293 break;
2294#endif
2295#ifndef NO_FRILLS
2296 case '6': 2684 case '6':
2297 rxvt_scr_backindex(aR); 2685 scr_backindex ();
2298 break; 2686 break;
2299#endif 2687#endif
2300 case '7': 2688 case '7':
2301 rxvt_scr_cursor(aR_ SAVE); 2689 scr_cursor (SAVE);
2302 break; 2690 break;
2303 case '8': 2691 case '8':
2304 rxvt_scr_cursor(aR_ RESTORE); 2692 scr_cursor (RESTORE);
2305 break; 2693 break;
2306#ifndef NO_FRILLS 2694#if !ENABLE_MINIMAL
2307 case '9': 2695 case '9':
2308 rxvt_scr_forwardindex(aR); 2696 scr_forwardindex ();
2309 break; 2697 break;
2310#endif 2698#endif
2699 // DECPAM/DECPNM
2311 case '=': 2700 case '=':
2701 priv_modes |= PrivMode_aplKP;
2702 break;
2312 case '>': 2703 case '>':
2313 PrivMode((ch == '='), PrivMode_aplKP); 2704 priv_modes &= ~PrivMode_aplKP;
2314 break; 2705 break;
2315 2706
2316 case C1_40: 2707 case C1_40:
2317 rxvt_cmd_getc(aR); 2708 cmd_getc ();
2318 break; 2709 break;
2319 case C1_44: 2710 case C1_44:
2320 rxvt_scr_index(aR_ UP); 2711 scr_index (UP);
2321 break; 2712 break;
2322 2713
2323 /* 8.3.87: NEXT LINE */ 2714 /* 8.3.87: NEXT LINE */
2324 case C1_NEL: /* ESC E */ 2715 case C1_NEL: /* ESC E */
2325 {
2326 uint32_t nlcr[] = { '\n', '\r' };
2327 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2328 } 2716 {
2329 break; 2717 wchar_t nlcr[] = { C0_LF, C0_CR };
2718 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2719 }
2720 break;
2330 2721
2331 /* kidnapped escape sequence: Should be 8.3.48 */ 2722 /* kidnapped escape sequence: Should be 8.3.48 */
2332 case C1_ESA: /* ESC G */ 2723 case C1_ESA: /* ESC G */
2333 rxvt_process_graphics(aR); 2724 // used by original rxvt for rob nations own graphics mode
2334 break; 2725 if (cmd_getc () == 'Q')
2726 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2727 break;
2335 2728
2336 /* 8.3.63: CHARACTER TABULATION SET */ 2729 /* 8.3.63: CHARACTER TABULATION SET */
2337 case C1_HTS: /* ESC H */ 2730 case C1_HTS: /* ESC H */
2338 rxvt_scr_set_tab(aR_ 1); 2731 scr_set_tab (1);
2339 break; 2732 break;
2340 2733
2341 /* 8.3.105: REVERSE LINE FEED */ 2734 /* 8.3.105: REVERSE LINE FEED */
2342 case C1_RI: /* ESC M */ 2735 case C1_RI: /* ESC M */
2343 rxvt_scr_index(aR_ DN); 2736 scr_index (DN);
2344 break; 2737 break;
2345 2738
2346 /* 8.3.142: SINGLE-SHIFT TWO */ 2739 /* 8.3.142: SINGLE-SHIFT TWO */
2347 /*case C1_SS2: scr_single_shift (2); break; */ 2740 /* case C1_SS2: break; */
2348 2741
2349 /* 8.3.143: SINGLE-SHIFT THREE */ 2742 /* 8.3.143: SINGLE-SHIFT THREE */
2350 /*case C1_SS3: scr_single_shift (3); break; */ 2743 /* case C1_SS3: break; */
2351 2744
2352 /* 8.3.27: DEVICE CONTROL STRING */ 2745 /* 8.3.27: DEVICE CONTROL STRING */
2353 case C1_DCS: /* ESC P */ 2746 case C1_DCS: /* ESC P */
2354 rxvt_process_dcs_seq(aR); 2747 process_dcs_seq ();
2355 break; 2748 break;
2356 2749
2357 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2750 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2358 case C1_SCI: /* ESC Z */ 2751 case C1_SCI: /* ESC Z */
2359 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2752 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2360 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2361 break; /* steal obsolete ESC [ c */ 2753 break; /* steal obsolete ESC [ c */
2362 2754
2363 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2755 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2364 case C1_CSI: /* ESC [ */ 2756 case C1_CSI: /* ESC [ */
2365 rxvt_process_csi_seq(aR); 2757 process_csi_seq ();
2366 break; 2758 break;
2367 2759
2368 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2760 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2369 case C1_OSC: /* ESC ] */ 2761 case C1_OSC: /* ESC ] */
2370 rxvt_process_osc_seq(aR); 2762 process_osc_seq ();
2371 break; 2763 break;
2372 2764
2373 /* 8.3.106: RESET TO INITIAL STATE */ 2765 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2374 case 'c': 2766 case 'c':
2375 rxvt_scr_poweron(aR); 2767 mbstate.reset ();
2376 rxvt_scrollbar_show(aR_ 1); 2768 scr_poweron ();
2377 break; 2769 scrollBar.show (1);
2770 break;
2378 2771
2379 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2772 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2380 case 'n': 2773 case 'n':
2381 rxvt_scr_charset_choose(aR_ 2); 2774 scr_charset_choose (2);
2382 break; 2775 break;
2383 2776
2384 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2777 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2385 case 'o': 2778 case 'o':
2386 rxvt_scr_charset_choose(aR_ 3); 2779 scr_charset_choose (3);
2387 break; 2780 break;
2388 } 2781 }
2389} 2782}
2390/*}}} */ 2783/*}}} */
2391 2784
2392/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2785/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2393/* *INDENT-OFF* */
2394enum { 2786enum {
2395 CSI_ICH = 0x40, 2787 CSI_ICH = 0x40,
2396 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2788 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2397 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2789 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2398 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2790 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2399 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2791 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2400 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2792 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2401 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2793 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2402 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2794 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2403 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2795 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2404}; 2796};
2405 2797
2406#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2798#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2407 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2799 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2408 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2800 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2409#define get_byte_array_bit(array, bit) \ 2801#define get_byte_array_bit(array, bit) \
2410 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2802 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2411 2803
2412const unsigned char csi_defaults[] = { 2804static const unsigned char csi_defaults[] =
2805 {
2413 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2806 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2414 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2807 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2415 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2808 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2416 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2809 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2417 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2810 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2418 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2811 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2419 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2812 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2420 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2813 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2421}; 2814 };
2422/* *INDENT-ON* */
2423 2815
2424/* INTPROTO */ 2816void ecb_hot
2817rxvt_term::process_csi_seq ()
2818{
2819 unicode_t ch, priv, prev_ch, i;
2820 unsigned int nargs, p;
2821 int n, ndef;
2822 int arg[ESC_ARGS] = { };
2823
2824 nargs = 0;
2825
2826 priv = 0;
2827 ch = cmd_getc ();
2828 if ((ch >= '<' && ch <= '?') || ch == '!')
2829 {
2830 /* '<' '=' '>' '?' '!' */
2831 priv = ch;
2832 ch = cmd_getc ();
2833 }
2834
2835 prev_ch = 0;
2836 /* read any numerical arguments */
2837 for (n = -1; ch < CSI_ICH; )
2838 {
2839 if (isdigit (ch))
2840 {
2841 if (n < 0)
2842 n = ch - '0';
2843 else
2844 n = n * 10 + ch - '0';
2845 }
2846 else if (ch == ';')
2847 {
2848 if (nargs < ESC_ARGS)
2849 arg[nargs++] = n;
2850 n = -1;
2851 }
2852 else if (IS_CONTROL (ch))
2853 process_nonprinting (ch);
2854
2855 prev_ch = ch;
2856 ch = cmd_getc ();
2857 }
2858
2859 if (ch > CSI_7F)
2860 return;
2861
2862 if (nargs < ESC_ARGS)
2863 arg[nargs++] = n;
2864
2865 i = ch - CSI_ICH;
2866 ndef = get_byte_array_bit (csi_defaults, i);
2867 for (p = 0; p < nargs; p++)
2868 if (arg[p] == -1)
2869 arg[p] = ndef;
2870
2871 /*
2872 * private mode handling
2873 */
2874 if (priv)
2875 {
2876 switch (priv)
2877 {
2878 case '>':
2879 if (ch == CSI_DA) /* secondary device attributes */
2880 {
2881 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2882 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2883 //
2884 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2885 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2886 // versions.
2887 //
2888 tt_printf ("\033[>%d;95;0c", 'U');
2889 }
2890 break;
2891
2892 case '?':
2893 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2894 process_terminal_mode (ch, priv, nargs, arg);
2895 break;
2896
2897 case '!':
2898 if (ch == CSI_70)
2899 {
2900 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2901 scr_soft_reset ();
2902
2903 static const int pm_h[] = { 7, 25 };
2904 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1015, 1049 };
2905
2906 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2907 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2908 }
2909 break;
2910 }
2911
2912 return;
2913 }
2914
2915 switch (ch)
2916 {
2917 /*
2918 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2919 */
2920#ifdef PRINTPIPE
2921 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2922 switch (arg[0])
2923 {
2924 case 0: /* initiate transfer to primary aux device */
2925 scr_printscreen (0);
2926 break;
2927 case 5: /* start relay to primary aux device */
2928 process_print_pipe ();
2929 break;
2930 }
2931 break;
2932#endif
2933
2934 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2935 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2936 arg[0] = -arg[0];
2937 /* FALLTHROUGH */
2938 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2939 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2940 scr_gotorc (arg[0], 0, RELATIVE);
2941 break;
2942
2943 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2944 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2945#ifdef ISO6429
2946 arg[0] = -arg[0];
2947#else /* emulate common DEC VTs */
2948 arg[0] = arg[0] ? -arg[0] : -1;
2949#endif
2950 /* FALLTHROUGH */
2951 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2952 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2953#ifdef ISO6429
2954 scr_gotorc (0, arg[0], RELATIVE);
2955#else /* emulate common DEC VTs */
2956 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2957#endif
2958 break;
2959
2960 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2961 arg[0] = -arg[0];
2962 /* FALLTHROUGH */
2963 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2964 scr_gotorc (arg[0], 0, R_RELATIVE);
2965 break;
2966
2967 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2968 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2969 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2970 break;
2971
2972 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2973 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2974 break;
2975
2976 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2977 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2978 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2979 break;
2980
2981 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2982 arg[0] = -arg[0];
2983 /* FALLTHROUGH */
2984 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2985 scr_tab (arg[0]);
2986 break;
2987
2988 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2989 scr_erase_screen (arg[0]);
2990 break;
2991
2992 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2993 scr_erase_line (arg[0]);
2994 break;
2995
2996 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2997 scr_insdel_chars (arg[0], INSERT);
2998 break;
2999
3000 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
3001 scr_insdel_lines (arg[0], INSERT);
3002 break;
3003
3004 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
3005 scr_insdel_lines (arg[0], DELETE);
3006 break;
3007
3008 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
3009 scr_insdel_chars (arg[0], ERASE);
3010 break;
3011
3012 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
3013 scr_insdel_chars (arg[0], DELETE);
3014 break;
3015
3016 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
3017 arg[0] = -arg[0];
3018 /* FALLTHROUGH */
3019 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
3020 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3021 break;
3022
3023 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3024 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3025 break;
3026
3027 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3028 process_sgr_mode (nargs, arg);
3029 break;
3030
3031 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3032 switch (arg[0])
3033 {
3034 case 5: /* DSR requested */
3035 tt_printf ("\033[0n");
3036 break;
3037 case 6: /* CPR requested */
3038 scr_report_position ();
3039 break;
3040 case 7: /* unofficial extension */
3041 if (option (Opt_insecure))
3042 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3043 break;
3044 case 8: /* unofficial extension */
3045 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
3046 break;
3047 }
3048 break;
3049
3050 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3051 switch (arg[0])
3052 {
3053 case 0: /* char tab stop cleared at active position */
3054 scr_set_tab (0);
3055 break;
3056 /* case 1: */ /* line tab stop cleared in active line */
3057 /* case 2: */ /* char tab stops cleared in active line */
3058 case 3: /* all char tab stops are cleared */
3059 /* case 4: */ /* all line tab stops are cleared */
3060 case 5: /* all tab stops are cleared */
3061 scr_set_tab (-1);
3062 break;
3063 }
3064 break;
3065
3066 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3067 switch (arg[0])
3068 {
3069 case 0: /* char tab stop set at active position */
3070 scr_set_tab (1);
3071 break; /* = ESC H */
3072 /* case 1: */ /* line tab stop set at active line */
3073 case 2: /* char tab stop cleared at active position */
3074 scr_set_tab (0);
3075 break; /* = ESC [ 0 g */
3076 /* case 3: */ /* line tab stop cleared at active line */
3077 /* case 4: */ /* char tab stops cleared at active line */
3078 case 5: /* all char tab stops are cleared */
3079 scr_set_tab (-1);
3080 break; /* = ESC [ 3 g */
3081 /* case 6: */ /* all line tab stops are cleared */
3082 }
3083 break;
3084
3085 case CSI_RM: /* 8.3.107: RESET MODE */
3086 if (arg[0] == 4)
3087 scr_insert_mode (0);
3088 else if (arg[0] == 20)
3089 priv_modes &= ~PrivMode_LFNL;
3090 break;
3091
3092 case CSI_SM: /* 8.3.126: SET MODE */
3093 if (arg[0] == 4)
3094 scr_insert_mode (1);
3095 else if (arg[0] == 20)
3096 priv_modes |= PrivMode_LFNL;
3097 break;
3098
3099 case CSI_71: // DESCUSR: set cursor style
3100 if (prev_ch == ' ')
3101 set_cursor_style (arg[0]);
3102 break;
3103
3104 /*
3105 * PRIVATE USE beyond this point. All CSI_7? sequences here
3106 */
3107 case CSI_72: /* DECSTBM: set top and bottom margins */
3108 if (nargs == 1)
3109 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3110 else if (nargs == 0 || arg[0] >= arg[1])
3111 scr_scroll_region (0, MAX_ROWS - 1);
3112 else
3113 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3114 break;
3115
3116 case CSI_73:
3117 scr_cursor (SAVE);
3118 break;
3119 case CSI_75:
3120 scr_cursor (RESTORE);
3121 break;
3122
3123#if !ENABLE_MINIMAL
3124 case CSI_74:
3125 process_window_ops (arg, nargs);
3126 break;
3127#endif
3128
3129 case CSI_78: /* DECREQTPARM */
3130 if (arg[0] == 0 || arg[0] == 1)
3131 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3132 break;
3133
3134 default:
3135 break;
3136 }
3137}
3138/*}}} */
3139
3140#if !ENABLE_MINIMAL
2425void 3141void
2426rxvt_process_csi_seq(pR)
2427{
2428 unsigned char ch, priv, i;
2429 unsigned int nargs, p;
2430 int n, ndef;
2431 int arg[ESC_ARGS];
2432
2433 for (nargs = ESC_ARGS; nargs > 0;)
2434 arg[--nargs] = 0;
2435
2436 priv = 0;
2437 ch = rxvt_cmd_getc(aR);
2438 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2439 priv = ch;
2440 ch = rxvt_cmd_getc(aR);
2441 }
2442/* read any numerical arguments */
2443 for (n = -1; ch < CSI_ICH; ) {
2444 if (isdigit(ch)) {
2445 if (n < 0)
2446 n = ch - '0';
2447 else
2448 n = n * 10 + ch - '0';
2449 } else if (ch == ';') {
2450 if (nargs < ESC_ARGS)
2451 arg[nargs++] = n;
2452 n = -1;
2453 } else if (ch == '\b') {
2454 rxvt_scr_backspace(aR);
2455 } else if (ch == C0_ESC) {
2456 rxvt_process_escape_seq(aR);
2457 return;
2458 } else if (ch < ' ') {
2459 rxvt_process_nonprinting(aR_ ch);
2460 }
2461 ch = rxvt_cmd_getc(aR);
2462 }
2463
2464 if (ch > CSI_7F)
2465 return;
2466
2467 if (nargs < ESC_ARGS)
2468 arg[nargs++] = n;
2469
2470 i = ch - CSI_ICH;
2471 ndef = get_byte_array_bit(csi_defaults, i);
2472 for (p = 0; p < nargs; p++)
2473 if (arg[p] == -1)
2474 arg[p] = ndef;
2475
2476#ifdef DEBUG_CMD
2477 fprintf(stderr, "CSI ");
2478 for (p = 0; p < nargs; p++)
2479 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2480 fprintf(stderr, "%c\n", ch);
2481#endif
2482
2483/*
2484 * private mode handling
2485 */
2486 if (priv) {
2487 switch (priv) {
2488 case '>':
2489 if (ch == CSI_DA) /* secondary device attributes */
2490 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING);
2491 break;
2492 case '?':
2493 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2494 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2495 break;
2496 }
2497 return;
2498 }
2499
2500 switch (ch) {
2501/*
2502 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2503 */
2504#ifdef PRINTPIPE
2505 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2506 switch (arg[0]) {
2507 case 0: /* initiate transfer to primary aux device */
2508 rxvt_scr_printscreen(aR_ 0);
2509 break;
2510 case 5: /* start relay to primary aux device */
2511 rxvt_process_print_pipe(aR);
2512 break;
2513 }
2514 break;
2515#endif
2516
2517 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2518 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2519 arg[0] = -arg[0];
2520 /* FALLTHROUGH */
2521 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2522 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2523 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2524 break;
2525
2526 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2527 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2528#ifdef ISO6429
2529 arg[0] = -arg[0];
2530#else /* emulate common DEC VTs */
2531 arg[0] = arg[0] ? -arg[0] : -1;
2532#endif
2533 /* FALLTHROUGH */
2534 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2535 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2536#ifdef ISO6429
2537 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2538#else /* emulate common DEC VTs */
2539 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2540#endif
2541 break;
2542
2543 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2544 arg[0] = -arg[0];
2545 /* FALLTHROUGH */
2546 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2547 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2548 break;
2549
2550 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2551 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2552 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2553 break;
2554
2555 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2556 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2557 break;
2558
2559 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2560 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2561 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2562 break;
2563
2564 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2565 arg[0] = -arg[0];
2566 /* FALLTHROUGH */
2567 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2568 rxvt_scr_tab(aR_ arg[0]);
2569 break;
2570
2571 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2572 rxvt_scr_erase_screen(aR_ arg[0]);
2573 break;
2574
2575 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2576 rxvt_scr_erase_line(aR_ arg[0]);
2577 break;
2578
2579 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2580 rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2581 break;
2582
2583 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2584 rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2585 break;
2586
2587 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2588 rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2589 break;
2590
2591 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2592 rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2593 break;
2594
2595 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2596 rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2597 break;
2598
2599 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2600 arg[0] = -arg[0];
2601 /* FALLTHROUGH */
2602 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2603 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2604 break;
2605
2606 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2607 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS,
2608 (unsigned int)(sizeof(VT100_ANS) - 1));
2609 break;
2610
2611 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2612 rxvt_process_sgr_mode(aR_ nargs, arg);
2613 break;
2614
2615 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2616 switch (arg[0]) {
2617 case 5: /* DSR requested */
2618 rxvt_tt_printf(aR_ "\033[0n");
2619 break;
2620 case 6: /* CPR requested */
2621 rxvt_scr_report_position(aR);
2622 break;
2623#if defined (ENABLE_DISPLAY_ANSWER)
2624 case 7: /* unofficial extension */
2625 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]);
2626 break;
2627#endif
2628 case 8: /* unofficial extension */
2629 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2630 break;
2631 }
2632 break;
2633
2634 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2635 switch (arg[0]) {
2636 case 0: /* char tab stop cleared at active position */
2637 rxvt_scr_set_tab(aR_ 0);
2638 break;
2639 /* case 1: */ /* line tab stop cleared in active line */
2640 /* case 2: */ /* char tab stops cleared in active line */
2641 case 3: /* all char tab stops are cleared */
2642 /* case 4: */ /* all line tab stops are cleared */
2643 case 5: /* all tab stops are cleared */
2644 rxvt_scr_set_tab(aR_ -1);
2645 break;
2646 }
2647 break;
2648
2649 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2650 switch (arg[0]) {
2651 case 0: /* char tab stop set at active position */
2652 rxvt_scr_set_tab(aR_ 1);
2653 break; /* = ESC H */
2654 /* case 1: */ /* line tab stop set at active line */
2655 case 2: /* char tab stop cleared at active position */
2656 rxvt_scr_set_tab(aR_ 0);
2657 break; /* = ESC [ 0 g */
2658 /* case 3: */ /* line tab stop cleared at active line */
2659 /* case 4: */ /* char tab stops cleared at active line */
2660 case 5: /* all char tab stops are cleared */
2661 rxvt_scr_set_tab(aR_ -1);
2662 break; /* = ESC [ 3 g */
2663 /* case 6: */ /* all line tab stops are cleared */
2664 }
2665 break;
2666
2667 case CSI_RM: /* 8.3.107: RESET MODE */
2668 if (arg[0] == 4)
2669 rxvt_scr_insert_mode(aR_ 0);
2670 break;
2671
2672 case CSI_SM: /* 8.3.126: SET MODE */
2673 if (arg[0] == 4)
2674 rxvt_scr_insert_mode(aR_ 1);
2675 break;
2676
2677/*
2678 * PRIVATE USE beyond this point. All CSI_7? sequences here
2679 */
2680 case CSI_72: /* DECSTBM: set top and bottom margins */
2681 if (nargs == 1)
2682 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2683 else if (nargs == 0 || arg[0] >= arg[1])
2684 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2685 else
2686 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2687 break;
2688
2689 case CSI_73:
2690 rxvt_scr_cursor(aR_ SAVE);
2691 break;
2692 case CSI_75:
2693 rxvt_scr_cursor(aR_ RESTORE);
2694 break;
2695
2696#ifndef NO_FRILLS
2697 case CSI_74:
2698 rxvt_process_window_ops(aR_ arg, nargs);
2699 break;
2700#endif
2701
2702 case CSI_78: /* DECREQTPARM */
2703 if (arg[0] == 0 || arg[0] == 1)
2704 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2705 /* FALLTHROUGH */
2706
2707 default:
2708 break;
2709 }
2710}
2711/*}}} */
2712
2713#ifndef NO_FRILLS
2714/* ARGSUSED */
2715/* INTPROTO */
2716void
2717rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3142rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2718{ 3143{
2719 int x, y; 3144 int x, y;
2720#if 0
2721 char *s;
2722#endif
2723 XWindowAttributes wattr; 3145 XWindowAttributes wattr;
2724 Window wdummy; 3146 Window wdummy;
2725 3147
3148 dLocal (Display *, dpy);
3149
2726 if (nargs == 0) 3150 if (nargs == 0)
2727 return; 3151 return;
3152
2728 switch (args[0]) { 3153 switch (args[0])
3154 {
2729 /* 3155 /*
2730 * commands 3156 * commands
2731 */ 3157 */
2732 case 1: /* deiconify window */ 3158 case 1: /* deiconify window */
2733 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3159 XMapWindow (dpy, parent);
2734 break; 3160 break;
2735 case 2: /* iconify window */ 3161 case 2: /* iconify window */
2736 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3162 XIconifyWindow (dpy, parent, display->screen);
2737 DefaultScreen(R->Xdisplay)); 3163 break;
2738 break;
2739 case 3: /* set position (pixels) */ 3164 case 3: /* set position (pixels) */
2740 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3165 XMoveWindow (dpy, parent, args[1], args[2]);
2741 break; 3166 break;
2742 case 4: /* set size (pixels) */ 3167 case 4: /* set size (pixels) */
2743 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3168 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2744 break; 3169 break;
2745 case 5: /* raise window */ 3170 case 5: /* raise window */
2746 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3171 XRaiseWindow (dpy, parent);
2747 break; 3172 break;
2748 case 6: /* lower window */ 3173 case 6: /* lower window */
2749 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3174 XLowerWindow (dpy, parent);
2750 break; 3175 break;
2751 case 7: /* refresh window */ 3176 case 7: /* refresh window */
2752 rxvt_scr_touch(aR_ True); 3177 scr_touch (true);
2753 break; 3178 break;
2754 case 8: /* set size (chars) */ 3179 case 8: /* set size (chars) */
2755 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3180 set_widthheight ((unsigned int) (args[2] * fwidth),
2756 (unsigned int)(args[1] * R->TermWin.fheight)); 3181 (unsigned int) (args[1] * fheight));
2757 break; 3182 break;
3183
3184 //case 9: NYI, TODO, restore maximized window or maximize window
2758 default: 3185 default:
2759 if (args[0] >= 24) /* set height (chars) */ 3186 if (args[0] >= 24) /* set height (chars) */
2760 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3187 set_widthheight ((unsigned int)vt_width,
2761 (unsigned int)(args[1] * R->TermWin.fheight)); 3188 (unsigned int) (args[1] * fheight));
2762 break; 3189 break;
3190
2763 /* 3191 /*
2764 * reports - some output format copied from XTerm 3192 * reports - some output format copied from XTerm
2765 */ 3193 */
2766 case 11: /* report window state */ 3194 case 11: /* report window state */
2767 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3195 XGetWindowAttributes (dpy, parent, &wattr);
2768 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3196 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2769 break; 3197 break;
2770 case 13: /* report window position */ 3198 case 13: /* report window position */
2771 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3199 XGetWindowAttributes (dpy, parent, &wattr);
2772 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3200 XTranslateCoordinates (dpy, parent, wattr.root,
2773 -wattr.border_width, -wattr.border_width, 3201 -wattr.border_width, -wattr.border_width,
2774 &x, &y, &wdummy); 3202 &x, &y, &wdummy);
2775 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3203 tt_printf ("\033[3;%d;%dt", x, y);
2776 break; 3204 break;
2777 case 14: /* report window size (pixels) */ 3205 case 14: /* report window size (pixels) */
2778 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3206 XGetWindowAttributes (dpy, parent, &wattr);
2779 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3207 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2780 break; 3208 break;
3209 case 18: /* report text area size (chars) */
3210 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3211 break;
2781 case 18: /* report window size (chars) */ 3212 case 19: /* report window size (chars) */
2782 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3213 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2783 break; 3214 break;
2784#if 0 /* XXX: currently disabled due to security concerns */
2785 case 20: /* report icon label */ 3215 case 20: /* report icon label */
2786 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3216 {
2787 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3217 char *s;
2788 break; 3218 XGetIconName (dpy, parent, &s);
3219 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3220 XFree (s);
3221 }
3222 break;
2789 case 21: /* report window title */ 3223 case 21: /* report window title */
2790 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3224 {
2791 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3225 char *s;
2792 break; 3226 XFetchName (dpy, parent, &s);
2793#endif 3227 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3228 XFree (s);
3229 }
3230 break;
2794 } 3231 }
2795} 3232}
2796#endif 3233#endif
2797 3234
2798/*----------------------------------------------------------------------*/ 3235/*----------------------------------------------------------------------*/
2799/* 3236/*
2800 * get input up until STRING TERMINATOR (or BEL) 3237 * get input up until STRING TERMINATOR (or BEL)
2801 * ends_how is terminator used. returned input must be free()d 3238 * ends_how is terminator used. returned input must be free()'d
2802 */ 3239 */
2803/* INTPROTO */ 3240char *
2804unsigned char * 3241rxvt_term::get_to_st (unicode_t &ends_how)
2805rxvt_get_to_st(pR_ unsigned char *ends_how)
2806{ 3242{
2807 int seen_esc = 0; /* seen escape? */ 3243 unicode_t ch;
3244 bool seen_esc = false;
2808 unsigned int n = 0; 3245 unsigned int n = 0;
2809 unsigned char *s; 3246 wchar_t string[CBUFSIZ];
2810 unsigned char ch, string[STRING_MAX];
2811 3247
2812 for (; (ch = rxvt_cmd_getc(aR));) { 3248 while ((ch = cmd_getc ()) != NOCHAR)
2813 if (ch == C0_BEL 3249 {
2814 || ch == CHAR_ST 3250 if (seen_esc)
2815 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3251 {
3252 if (ch == 0x5c) /* 7bit ST */
3253 break;
3254 else
3255 return NULL;
3256 }
3257 else if (ch == C0_ESC)
3258 {
3259 seen_esc = true;
3260 continue;
3261 }
3262 else if (ch == C0_BEL || ch == CHAR_ST)
2816 break; 3263 break;
2817 if (ch == C0_ESC) { 3264 else if (ch == C0_SYN)
2818 seen_esc = 1; 3265 ch = cmd_get8 ();
2819 continue; 3266 else if (ch < 0x20)
2820 } else if (ch == '\t')
2821 ch = ' '; /* translate '\t' to space */
2822 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2823 return NULL; /* other control character - exit */ 3267 return NULL; /* other control character - exit */
3268
3269 seen_esc = false;
3270
2824 if (n < sizeof(string) - 1) 3271 if (n >= sizeof (string) - 1)
3272 // stop at some sane length
3273 return NULL;
3274
2825 string[n++] = ch; 3275 string[n++] = ch;
2826 seen_esc = 0;
2827 } 3276 }
3277
2828 string[n++] = '\0'; 3278 string[n++] = '\0';
2829 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3279
2830 return NULL;
2831 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3280 ends_how = (ch == 0x5c ? C0_ESC : ch);
2832 STRNCPY(s, string, n); 3281
2833 return s; 3282 return rxvt_wcstombs (string);
2834} 3283}
2835 3284
2836/*----------------------------------------------------------------------*/ 3285/*----------------------------------------------------------------------*/
2837/* 3286/*
2838 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3287 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2839 */ 3288 */
2840/* INTPROTO */
2841void 3289void
2842rxvt_process_dcs_seq(pR) 3290rxvt_term::process_dcs_seq ()
2843{ 3291{
2844 unsigned char eh, *s; 3292 /*
2845/*
2846 * Not handled yet 3293 * Not handled yet
2847 */ 3294 */
2848 s = rxvt_get_to_st(aR_ &eh); 3295
3296 unicode_t eh;
3297 char *s = get_to_st (eh);
2849 if (s) 3298 if (s)
2850 free(s); 3299 free (s);
3300
2851 return; 3301 return;
2852} 3302}
2853 3303
2854/*----------------------------------------------------------------------*/ 3304/*----------------------------------------------------------------------*/
2855/* 3305/*
2856 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3306 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2857 */ 3307 */
2858/* INTPROTO */
2859void 3308void
2860rxvt_process_osc_seq(pR) 3309rxvt_term::process_osc_seq ()
2861{ 3310{
2862 unsigned char ch, eh, *s; 3311 int arg;
2863 int arg;
2864 3312
2865 ch = rxvt_cmd_getc(aR); 3313 unicode_t ch = cmd_getc ();
2866 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3314 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2867 arg = arg * 10 + (ch - '0'); 3315 arg = arg * 10 + (ch - '0');
2868 3316
2869 if (ch == ';') { 3317 if (ch == ';')
2870 s = rxvt_get_to_st(aR_ &eh); 3318 {
2871 if (s) { 3319 unicode_t eh;
2872 /* 3320 char *s = get_to_st (eh);
2873 * rxvt_menubar_dispatch() violates the constness of the string, 3321
2874 * so do it here 3322 if (s)
2875 */ 3323 {
2876 if (arg == XTerm_Menu) 3324 process_xterm_seq (arg, s, eh);
2877#if 0 /* XXX: currently disabled due to security concerns */ 3325 free (s);
2878 rxvt_menubar_dispatch(aR_ (char *)s); 3326 }
2879#else 3327 }
2880 0; 3328}
2881#endif 3329
3330void
3331rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3332{
3333 if (str[0] == '?' && !str[1])
3334 {
3335 rgba c;
3336 pix_colors_focused[color].get (c);
3337
3338#if XFT
3339 if (c.a != rgba::MAX_CC)
3340 tt_printf ("\033]%d;rgba:%04x/%04x/%04x/%04x%c", report, c.a, c.r, c.g, c.b, resp);
2882 else 3341 else
2883 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3342#endif
2884 free(s); 3343 tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, c.r, c.g, c.b, resp);
2885 }
2886 } 3344 }
3345 else
3346 set_window_color (color, str);
2887} 3347}
3348
2888/* 3349/*
2889 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3350 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2890 * 0 = change iconName/title
2891 * 1 = change iconName
2892 * 2 = change title
2893 * 4 = change color
2894 * 12 = change text color
2895 * 13 = change mouse foreground color
2896 * 17 = change highlight character colour
2897 * 18 = change bold character color
2898 * 19 = change underlined character color
2899 * 46 = change logfile (not implemented)
2900 * 50 = change font
2901 *
2902 * rxvt extensions:
2903 * 10 = menu (may change in future)
2904 * 20 = bg pixmap
2905 * 39 = change default fg color
2906 * 49 = change default bg color
2907 * 55 = dump scrollback buffer and all of screen
2908 */ 3351 */
2909/* EXTPROTO */
2910void 3352void
2911rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3353rxvt_term::process_xterm_seq (int op, char *str, char resp)
2912{ 3354{
2913 int changed = 0; 3355 int color;
2914 int color;
2915 char *buf, *name; 3356 char *buf, *name;
3357 bool query = str[0] == '?' && !str[1];
3358 int saveop = op;
2916 3359
3360 dLocal (Display *, dpy);
3361
2917 assert(str != NULL); 3362 assert (str != NULL);
3363
3364 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3365 return;
3366
2918 switch (op) { 3367 switch (op)
3368 {
2919 case XTerm_name: 3369 case XTerm_name:
2920 rxvt_set_title(aR_ str); 3370 set_title (str);
2921 /* FALLTHROUGH */ 3371 /* FALLTHROUGH */
2922 case XTerm_iconName: 3372 case XTerm_iconName:
2923 rxvt_set_iconName(aR_ str); 3373 set_icon_name (str);
2924 break; 3374 break;
2925 case XTerm_title: 3375 case XTerm_title:
2926 rxvt_set_title(aR_ str); 3376 set_title (str);
2927 break; 3377 break;
3378 case XTerm_property:
3379 if (str[0] == '?')
3380 {
3381 Atom prop = display->atom (str + 1);
3382 Atom actual_type;
3383 int actual_format;
3384 unsigned long nitems;
3385 unsigned long bytes_after;
3386 unsigned char *value = 0;
3387 const char *str = "";
3388
3389 if (prop
3390 && XGetWindowProperty (dpy, parent,
3391 prop, 0, 1<<16, 0, AnyPropertyType,
3392 &actual_type, &actual_format,
3393 &nitems, &bytes_after, &value) == Success
3394 && actual_type != None
3395 && actual_format == 8)
3396 str = (const char *)(value);
3397
3398 tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
3399
3400 XFree (value);
3401 }
3402 else
3403 {
3404 char *eq = strchr (str, '=');
3405
3406 if (eq)
3407 {
3408 *eq = 0;
3409 set_utf8_property (display->atom (str), eq + 1);
3410 }
3411 else
3412 XDeleteProperty (dpy, parent,
3413 display->atom (str));
3414 }
3415 break;
3416
2928 case XTerm_Color: 3417 case XTerm_Color:
2929 for (buf = (char *)str; buf && *buf;) { 3418 for (buf = (char *)str; buf && *buf;)
3419 {
2930 if ((name = STRCHR(buf, ';')) == NULL) 3420 if ((name = strchr (buf, ';')) == NULL)
2931 break; 3421 break;
3422
2932 *name++ = '\0'; 3423 *name++ = '\0';
2933 color = atoi(buf); 3424 color = atoi (buf) + minCOLOR;
2934 if (color < 0 || color >= TOTAL_COLORS) 3425
2935 break; 3426 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3427 break;
3428
2936 if ((buf = STRCHR(name, ';')) != NULL) 3429 if ((buf = strchr (name, ';')) != NULL)
2937 *buf++ = '\0'; 3430 *buf++ = '\0';
2938 rxvt_set_window_color(aR_ color + minCOLOR, name); 3431
2939 } 3432 process_color_seq (op, color, name, resp);
2940 break; 3433 }
3434 break;
3435 case Rxvt_restoreFG:
3436 case XTerm_Color00:
3437 process_color_seq (op, Color_fg, str, resp);
3438 break;
3439 case Rxvt_restoreBG:
3440 case XTerm_Color01:
3441 process_color_seq (op, Color_bg, str, resp);
3442 break;
2941#ifndef NO_CURSORCOLOR 3443#ifndef NO_CURSORCOLOR
2942 case XTerm_Color_cursor: 3444 case XTerm_Color_cursor:
2943 rxvt_set_window_color(aR_ Color_cursor, str); 3445 process_color_seq (op, Color_cursor, str, resp);
2944 break; 3446 break;
2945#endif 3447#endif
2946 case XTerm_Color_pointer: 3448 case XTerm_Color_pointer_fg:
2947 rxvt_set_window_color(aR_ Color_pointer, str); 3449 process_color_seq (op, Color_pointer_fg, str, resp);
2948 break; 3450 break;
3451 case XTerm_Color_pointer_bg:
3452 process_color_seq (op, Color_pointer_bg, str, resp);
3453 break;
3454#ifdef OPTION_HC
3455 case XTerm_Color_HC:
3456 process_color_seq (op, Color_HC, str, resp);
3457 break;
3458 case XTerm_Color_HTC:
3459 process_color_seq (op, Color_HTC, str, resp);
3460 break;
3461#endif
2949#ifndef NO_BOLD_UNDERLINE_REVERSE 3462#ifndef NO_BOLD_UNDERLINE_REVERSE
2950 case XTerm_Color_BD: 3463 case URxvt_Color_BD:
2951 rxvt_set_window_color(aR_ Color_BD, str); 3464 process_color_seq (op, Color_BD, str, resp);
2952 break; 3465 break;
2953 case XTerm_Color_UL: 3466 case URxvt_Color_UL:
2954 rxvt_set_window_color(aR_ Color_UL, str); 3467 process_color_seq (op, Color_UL, str, resp);
2955 break; 3468 break;
2956 case XTerm_Color_RV: 3469 case URxvt_Color_IT:
2957 rxvt_set_window_color(aR_ Color_RV, str); 3470 process_color_seq (op, Color_IT, str, resp);
2958 break; 3471 break;
2959#endif 3472#endif
3473 case URxvt_Color_border:
3474 process_color_seq (op, Color_border, str, resp);
3475 break;
2960 3476
2961 case XTerm_Menu: 3477#if BG_IMAGE_FROM_ROOT
3478 case URxvt_Color_tint:
3479 process_color_seq (op, Color_tint, str, resp);
2962 /* 3480 {
2963 * rxvt_menubar_dispatch() violates the constness of the string, 3481 bool changed = false;
2964 * so DON'T do it here 3482
3483 if (ISSET_PIXCOLOR (Color_tint))
3484 changed = root_effects.set_tint (pix_colors_focused [Color_tint]);
3485
3486 if (changed)
3487 update_background ();
3488 }
3489
3490 break;
3491#endif
3492
3493#if BG_IMAGE_FROM_FILE
3494 case Rxvt_Pixmap:
3495 if (!strcmp (str, "?"))
2965 */ 3496 {
2966 break; 3497 char str[256];
2967 case XTerm_Pixmap: 3498 int h_scale = fimage.h_scale;
2968 if (*str != ';') { 3499 int v_scale = fimage.v_scale;
2969#if XPM_BACKGROUND 3500 int h_align = fimage.h_align;
2970 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */ 3501 int v_align = fimage.v_align;
2971 rxvt_set_bgPixmap(aR_ str); /* change pixmap */
2972#endif
2973 rxvt_scr_touch(aR_ True);
2974 }
2975 while ((str = STRCHR(str, ';')) != NULL) {
2976 str++;
2977#if XPM_BACKGROUND
2978 changed += rxvt_scale_pixmap(aR_ str);
2979#endif
2980 }
2981 if (changed) {
2982#ifdef XPM_BACKGROUND
2983 rxvt_resize_pixmap(aR);
2984#endif
2985 rxvt_scr_touch(aR_ True);
2986 }
2987 break;
2988 3502
2989 case XTerm_restoreFG: 3503 sprintf (str, "[%dx%d+%d+%d]",
2990 rxvt_set_window_color(aR_ Color_fg, str); 3504 h_scale, v_scale,
2991 break; 3505 h_align, v_align);
2992 case XTerm_restoreBG: 3506 process_xterm_seq (XTerm_title, str, CHAR_ST);
2993 rxvt_set_window_color(aR_ Color_bg, str); 3507 }
2994 break; 3508 else
3509 {
3510 bool changed = false;
3511
3512 if (*str != ';')
3513 {
3514 try
3515 {
3516 fimage.set_file_geometry (this, str);
3517 changed = true;
3518 }
3519 catch (const class rxvt_failure_exception &e)
3520 {
3521 }
3522 }
3523 else
3524 {
3525 str++;
3526 if (fimage.set_geometry (str, true))
3527 changed = true;
3528 }
3529
3530 if (changed)
3531 {
3532 if (bg_window_position_sensitive ())
3533 {
3534 int x, y;
3535 get_window_origin (x, y);
3536 parent_x = x;
3537 parent_y = y;
3538 }
3539 update_background ();
3540 }
3541 }
3542 break;
3543#endif
3544
2995 case XTerm_logfile: 3545 case XTerm_logfile:
2996 break; 3546 // TODO, when secure mode?
2997 case XTerm_font: 3547 break;
2998 rxvt_change_font(aR_ 0, str); 3548
2999 break;
3000#if 0 3549#if 0
3001 case XTerm_dumpscreen: /* no error notices */ 3550 case Rxvt_dumpscreen: /* no error notices */
3002 { 3551 {
3003 int fd; 3552 int fd;
3004 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3553 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3005 rxvt_scr_dump(aR_ fd); 3554 {
3006 close(fd); 3555 scr_dump (fd);
3007 } 3556 close (fd);
3008 } 3557 }
3009 break; 3558 }
3559 break;
3560#endif
3561 case XTerm_font:
3562 op = URxvt_font;
3563 case URxvt_font:
3564#if ENABLE_STYLES
3565 case URxvt_boldFont:
3566 case URxvt_italicFont:
3567 case URxvt_boldItalicFont:
3568#endif
3569 if (query)
3570 tt_printf ("\33]%d;%-.250s%c", saveop,
3571 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3572 ? fontset[op - URxvt_font]->fontdesc : "",
3573 resp);
3574 else
3575 {
3576 const char *&res = rs[Rs_font + (op - URxvt_font)];
3577
3578 res = strdup (str);
3579 allocated.push_back ((void *)res);
3580 set_fonts ();
3581 }
3582 break;
3583
3584 case URxvt_version:
3585 if (query)
3586 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3587 op,
3588 rs[Rs_name], VERSION[0], VERSION[2],
3589 resp);
3590 break;
3591
3592#if !ENABLE_MINIMAL
3593 case URxvt_locale:
3594 if (query)
3595 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3596 else
3597 {
3598 set_locale (str);
3599 pty->set_utf8_mode (enc_utf8);
3600 init_xlocale ();
3601 }
3602 break;
3603
3604 case URxvt_view_up:
3605 case URxvt_view_down:
3606 {
3607 int lines = atoi (str);
3608
3609 if (lines)
3610 scr_page (op == URxvt_view_up ? UP : DN, lines);
3611 else
3612 scr_erase_savelines ();
3613 }
3614
3615 break;
3616#endif
3617
3618#if ENABLE_PERL
3619 case URxvt_perl:
3620 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
3621 break;
3010#endif 3622#endif
3011 } 3623 }
3012} 3624}
3013/*----------------------------------------------------------------------*/ 3625/*----------------------------------------------------------------------*/
3014 3626
… …
3020 * 's' = save 3632 * 's' = save
3021 * 'r' = restore 3633 * 'r' = restore
3022 * 't' = toggle 3634 * 't' = toggle
3023 * so no need for fancy checking 3635 * so no need for fancy checking
3024 */ 3636 */
3025/* INTPROTO */ 3637int ecb_cold
3026int
3027rxvt_privcases(pR_ int mode, unsigned long bit) 3638rxvt_term::privcases (int mode, unsigned long bit)
3028{ 3639{
3029 int state; 3640 int state;
3030 3641
3031 if (mode == 's') { 3642 if (mode == 's')
3032 R->SavedModes |= (R->PrivateModes & bit); 3643 {
3033 return -1; 3644 if (priv_modes & bit)
3645 SavedModes |= bit;
3034 } else { 3646 else
3647 SavedModes &= ~bit;
3648 return -1;
3649 }
3650 else
3651 {
3035 if (mode == 'r') 3652 if (mode == 'r')
3036 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3653 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3037 else 3654 else
3038 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3655 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3039 PrivMode(state, bit); 3656
3657 if (state)
3658 priv_modes |= bit;
3659 else
3660 priv_modes &= ~bit;
3040 } 3661 }
3662
3041 return state; 3663 return state;
3042} 3664}
3043 3665
3044/* we're not using priv _yet_ */ 3666/* we're not using priv _yet_ */
3045/* INTPROTO */
3046void 3667void
3047rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3668rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3048{ 3669{
3049 unsigned int i, j; 3670 unsigned int i, j;
3050 int state; 3671 int state;
3672
3051 static const struct { 3673 static const struct
3674 {
3052 const int argval; 3675 const int argval;
3053 const unsigned long bit; 3676 const unsigned long bit;
3054 } argtopriv[] = { 3677 } argtopriv[] = {
3055 { 1, PrivMode_aplCUR }, 3678 { 1, PrivMode_aplCUR }, // DECCKM
3056 { 2, PrivMode_vt52 }, 3679 { 2, PrivMode_vt52 }, // DECANM
3057 { 3, PrivMode_132 }, 3680 { 3, PrivMode_132 }, // DECCOLM
3058 { 4, PrivMode_smoothScroll }, 3681 { 4, PrivMode_smoothScroll }, // DECSCLM
3059 { 5, PrivMode_rVideo }, 3682 { 5, PrivMode_rVideo }, // DECSCNM
3060 { 6, PrivMode_relOrigin }, 3683 { 6, PrivMode_relOrigin }, // DECOM
3061 { 7, PrivMode_Autowrap }, 3684 { 7, PrivMode_Autowrap }, // DECAWM
3062 { 9, PrivMode_MouseX10 }, 3685 // 8, auto-repeat keys // DECARM
3063#ifdef menuBar_esc 3686 { 9, PrivMode_MouseX10 },
3064 { menuBar_esc, PrivMode_menuBar }, 3687 // 18 end FF to printer after print screen
3065#endif 3688 // 19 Print screen prints full screen/scroll region
3689 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3066#ifdef scrollBar_esc 3690#ifdef scrollBar_esc
3067 { scrollBar_esc, PrivMode_scrollBar }, 3691 { scrollBar_esc, PrivMode_scrollBar },
3068#endif 3692#endif
3069 { 25, PrivMode_VisibleCursor }, 3693 { 35, PrivMode_ShiftKeys }, // rxvt extension
3070 { 35, PrivMode_ShiftKeys }, 3694 // 38, tektronix mode // DECTEK
3071 { 40, PrivMode_132OK }, 3695 { 40, PrivMode_132OK },
3072 { 47, PrivMode_Screen }, 3696 // 41 xterm more fixes NYI
3073 { 66, PrivMode_aplKP }, 3697 // 45 margin bell NYI
3698 // 46 start logging
3699 { 47, PrivMode_Screen },
3700 { 66, PrivMode_aplKP }, // DECNKM
3074#ifndef NO_BACKSPACE_KEY 3701#ifndef NO_BACKSPACE_KEY
3075 { 67, PrivMode_BackSpace }, 3702 { 67, PrivMode_BackSpace }, // DECBKM
3076#endif 3703#endif
3077 { 1000, PrivMode_MouseX11 }, 3704 { 1000, PrivMode_MouseX11 },
3078 { 1010, PrivMode_TtyOutputInh }, 3705 { 1002, PrivMode_MouseBtnEvent },
3079 { 1011, PrivMode_Keypress }, 3706 { 1003, PrivMode_MouseAnyEvent },
3080 { 1047, PrivMode_Screen }, 3707#if ENABLE_FRILLS
3081 }; 3708 { 1005, PrivMode_ExtModeMouse },
3709#endif
3710 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3711 { 1011, PrivMode_Keypress }, // rxvt extension
3712#if ENABLE_FRILLS
3713 { 1015, PrivMode_ExtMouseRight }, // urxvt extension of 1005
3714#endif
3715 // 1035 enable modifiers for alt, numlock NYI
3716 // 1036 send ESC for meta keys NYI
3717 // 1037 send DEL for keypad delete NYI
3718 { 1047, PrivMode_Screen },
3719 // 1048 save and restore cursor, implemented in code
3720 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3721 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3722 { 2004, PrivMode_BracketPaste },
3723 };
3082 3724
3083 if (nargs == 0) 3725 if (nargs == 0)
3084 return; 3726 return;
3085 3727
3086/* make lo/hi boolean */ 3728 /* make lo/hi boolean */
3087 if (mode == 'l') 3729 if (mode == 'l')
3088 mode = 0; /* reset */ 3730 mode = 0; /* reset */
3089 else if (mode == 'h') 3731 else if (mode == 'h')
3090 mode = 1; /* set */ 3732 mode = 1; /* set */
3091 3733
3092 for (i = 0; i < nargs; i++) { 3734 for (i = 0; i < nargs; i++)
3735 {
3093 state = -1; 3736 state = -1;
3094 3737
3095 /* basic handling */ 3738 /* basic handling */
3096 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3739 for (j = 0; j < ecb_array_length (argtopriv); j++)
3097 if (argtopriv[j].argval == arg[i]) { 3740 if (argtopriv[j].argval == arg[i])
3741 {
3098 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3742 state = privcases (mode, argtopriv[j].bit);
3099 break; 3743 break;
3100 } 3744 }
3101 3745
3102 /* extra handling for values with state unkept */ 3746 /* extra handling for values with state unkept */
3103 if (state == -1)
3104 switch (arg[i]) { 3747 switch (arg[i])
3748 {
3749#if ENABLE_STYLES
3750 case 1021:
3751 set_option (Opt_intensityStyles, mode);
3752
3753 scr_touch (true);
3754 break;
3755#endif
3105 case 1048: /* alternative cursor save */ 3756 case 1048: /* alternative cursor save */
3106 if (mode == 0) 3757 if (option (Opt_secondaryScreen))
3107 rxvt_scr_cursor(aR_ RESTORE); 3758 if (mode == 0)
3108 else if (mode == 1) 3759 scr_cursor (RESTORE);
3109 rxvt_scr_cursor(aR_ SAVE); 3760 else if (mode == 1)
3110 /* FALLTHROUGH */ 3761 scr_cursor (SAVE);
3111 default: 3762 break;
3112 continue; /* for(;i;) */ 3763 }
3113 }
3114 3764
3765 if (state >= 0)
3115 /* extra handling for values with valid 0 or 1 state */ 3766 /* extra handling for values with valid 0 or 1 state */
3116 switch (arg[i]) { 3767 switch (arg[i])
3768 {
3117 /* case 1: - application cursor keys */ 3769 /* case 1: - application cursor keys */
3118 case 2: /* VT52 mode */ 3770 case 2: /* VT52 mode */
3119 /* oddball mode. should be set regardless of set/reset 3771 /* oddball mode. should be set regardless of set/reset
3120 * parameter. Return from VT52 mode with an ESC < from 3772 * parameter. Return from VT52 mode with an ESC < from
3121 * within VT52 mode 3773 * within VT52 mode
3122 */ 3774 */
3123 PrivMode(1, PrivMode_vt52); 3775 priv_modes |= PrivMode_vt52;
3124 break; 3776 break;
3125 case 3: /* 80/132 */ 3777 case 3: /* 80/132 */
3126 if (R->PrivateModes & PrivMode_132OK) 3778 if (priv_modes & PrivMode_132OK)
3127 rxvt_set_widthheight(aR_ 3779 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3128 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3780 break;
3129 (unsigned int)R->TermWin.height);
3130 break;
3131 case 4: /* smooth scrolling */ 3781 case 4: /* smooth scrolling */
3132 if (state) 3782 set_option (Opt_jumpScroll, !state);
3133 R->Options &= ~Opt_jumpScroll; 3783 break;
3134 else
3135 R->Options |= Opt_jumpScroll;
3136 break;
3137 case 5: /* reverse video */ 3784 case 5: /* reverse video */
3138 rxvt_scr_rvideo_mode(aR_ state); 3785 scr_rvideo_mode (state);
3139 break; 3786 break;
3140 case 6: /* relative/absolute origins */ 3787 case 6: /* relative/absolute origins */
3141 rxvt_scr_relative_origin(aR_ state); 3788 scr_relative_origin (state);
3142 break; 3789 break;
3143 case 7: /* autowrap */ 3790 case 7: /* autowrap */
3144 rxvt_scr_autowrap(aR_ state); 3791 scr_autowrap (state);
3145 break; 3792 break;
3146 /* case 8: - auto repeat, can't do on a per window basis */ 3793 /* case 8: - auto repeat, can't do on a per window basis */
3147 case 9: /* X10 mouse reporting */ 3794 case 9: /* X10 mouse reporting */
3148 if (state) /* orthogonal */ 3795 if (state) /* orthogonal */
3149 R->PrivateModes &= ~(PrivMode_MouseX11); 3796 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3150 break; 3797 break;
3151#ifdef menuBar_esc
3152 case menuBar_esc:
3153#ifdef MENUBAR
3154 rxvt_map_menuBar(aR_ state);
3155#endif
3156 break;
3157#endif
3158#ifdef scrollBar_esc 3798#ifdef scrollBar_esc
3159 case scrollBar_esc: 3799 case scrollBar_esc:
3160 if (rxvt_scrollbar_mapping(aR_ state)) { 3800 scrollBar.map (state);
3161 rxvt_resize_all_windows(aR_ 0, 0, 0); 3801 resize_all_windows (0, 0, 0);
3162 rxvt_scr_touch(aR_ True); 3802 scr_touch (true);
3163 } 3803 break;
3164 break;
3165#endif 3804#endif
3166 case 25: /* visible/invisible cursor */ 3805 case 25: /* visible/invisible cursor */
3167 rxvt_scr_cursor_visible(aR_ state); 3806 scr_cursor_visible (state);
3168 break; 3807 break;
3169 /* case 35: - shift keys */ 3808 /* case 35: - shift keys */
3170 /* case 40: - 80 <--> 132 mode */ 3809 /* case 40: - 80 <--> 132 mode */
3171 case 47: /* secondary screen */ 3810 case 47: /* secondary screen */
3172 rxvt_scr_change_screen(aR_ state); 3811 scr_change_screen (state);
3173 break; 3812 break;
3174 /* case 66: - application key pad */ 3813 /* case 66: - application key pad */
3175 /* case 67: - backspace key */ 3814 /* case 67: - backspace key */
3176 case 1000: /* X11 mouse reporting */ 3815 case 1000: /* X11 mouse reporting */
3177 if (state) /* orthogonal */ 3816 if (state) /* orthogonal */
3178 R->PrivateModes &= ~(PrivMode_MouseX10); 3817 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3179 break; 3818 break;
3180#if 0 3819 case 1002:
3181 case 1001: 3820 case 1003:
3182 break; /* X11 mouse highlighting */ 3821 if (state)
3183#endif 3822 {
3823 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3824 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3825 mouse_row = mouse_col = 0;
3826 vt_emask_mouse = PointerMotionMask;
3827 }
3828 else
3829 vt_emask_mouse = NoEventMask;
3830
3831 vt_select_input ();
3832 break;
3184 case 1010: /* scroll to bottom on TTY output inhibit */ 3833 case 1010: /* scroll to bottom on TTY output inhibit */
3185 if (state) 3834 set_option (Opt_scrollTtyOutput, !state);
3186 R->Options &= ~Opt_scrollTtyOutput; 3835 break;
3187 else
3188 R->Options |= Opt_scrollTtyOutput;
3189 break;
3190 case 1011: /* scroll to bottom on key press */ 3836 case 1011: /* scroll to bottom on key press */
3191 if (state) 3837 set_option (Opt_scrollTtyKeypress, state);
3192 R->Options |= Opt_scrollTtyKeypress; 3838 break;
3193 else
3194 R->Options &= ~Opt_scrollTtyKeypress;
3195 break;
3196 case 1047: /* secondary screen w/ clearing */ 3839 case 1047: /* secondary screen w/ clearing last */
3197 if (R->current_screen != PRIMARY) 3840 if (option (Opt_secondaryScreen))
3198 rxvt_scr_erase_screen(aR_ 2); 3841 if (!state)
3199 rxvt_scr_change_screen(aR_ state); 3842 scr_erase_screen (2);
3200 /* FALLTHROUGH */ 3843
3201 default: 3844 scr_change_screen (state);
3202 break; 3845 break;
3203 } 3846 case 1049: /* secondary screen w/ clearing first */
3847 if (option (Opt_secondaryScreen))
3848 if (state)
3849 scr_cursor (SAVE);
3850
3851 scr_change_screen (state);
3852
3853 if (option (Opt_secondaryScreen))
3854 if (state)
3855 scr_erase_screen (2);
3856 else
3857 scr_cursor (RESTORE);
3858 break;
3859 default:
3860 break;
3861 }
3204 } 3862 }
3205} 3863}
3206/*}}} */ 3864/*}}} */
3207 3865
3208/*{{{ process sgr sequences */ 3866/*{{{ process sgr sequences */
3209/* INTPROTO */ 3867void ecb_hot
3868rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3869{
3870 unsigned int i;
3871 short rendset;
3872 int rendstyle;
3873
3874 if (nargs == 0)
3875 {
3876 scr_rendition (0, ~RS_None);
3877 return;
3878 }
3879
3880 for (i = 0; i < nargs; i++)
3881 {
3882 rendset = -1;
3883 switch (arg[i])
3884 {
3885 case 0:
3886 rendset = 0, rendstyle = ~RS_None;
3887 break;
3888 case 1:
3889 rendset = 1, rendstyle = RS_Bold;
3890 break;
3891 //case 2: // low intensity
3892 case 3:
3893 rendset = 1, rendstyle = RS_Italic;
3894 break;
3895 case 4:
3896 rendset = 1, rendstyle = RS_Uline;
3897 break;
3898 case 5: // slowly blinking
3899 case 6: // rapidly blinking
3900 rendset = 1, rendstyle = RS_Blink;
3901 break;
3902 //case 6: // scoansi light background
3903 case 7:
3904 rendset = 1, rendstyle = RS_RVid;
3905 break;
3906 case 8:
3907 // invisible. NYI
3908 break;
3909 //case 9: // crossed out
3910 //case 10: // scoansi acs off, primary font
3911 //case 11: // scoansi acs on, first alt font
3912 //case 12: // scoansi acs on, |0x80, second alt font
3913 //...
3914 //case 19: // ninth alt font
3915 //case 20: // gothic
3916 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3917 rendset = 0, rendstyle = RS_Bold;
3918 break;
3919 case 22: // normal intensity
3920 rendset = 0, rendstyle = RS_Bold;
3921 break;
3922 case 23: // disable italic
3923 rendset = 0, rendstyle = RS_Italic;
3924 break;
3925 case 24:
3926 rendset = 0, rendstyle = RS_Uline;
3927 break;
3928 case 25:
3929 rendset = 0, rendstyle = RS_Blink;
3930 break;
3931 case 26: // variable spacing (iso 8613)
3932 rendset = 0, rendstyle = RS_Blink;
3933 break;
3934 case 27:
3935 rendset = 0, rendstyle = RS_RVid;
3936 break;
3937 //case 28: // visible. NYI
3938 //case 29: // not crossed-out
3939 }
3940
3941 if (rendset != -1)
3942 {
3943 scr_rendition (rendset, rendstyle);
3944 continue; /* for (;i;) */
3945 }
3946
3947 switch (arg[i])
3948 {
3949 case 30:
3950 case 31: /* set fg color */
3951 case 32:
3952 case 33:
3953 case 34:
3954 case 35:
3955 case 36:
3956 case 37:
3957 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3958 break;
3959 case 38: // set fg color, ISO 8613-6
3960 if (nargs > i + 2 && arg[i + 1] == 5)
3961 {
3962 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
3963 i += 2;
3964 }
3965 break;
3966 case 39: /* default fg */
3967 scr_color (Color_fg, Color_fg);
3968 break;
3969
3970 case 40:
3971 case 41: /* set bg color */
3972 case 42:
3973 case 43:
3974 case 44:
3975 case 45:
3976 case 46:
3977 case 47:
3978 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
3979 break;
3980 case 48: // set bg color, ISO 8613-6
3981 if (nargs > i + 2 && arg[i + 1] == 5)
3982 {
3983 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
3984 i += 2;
3985 }
3986 break;
3987 case 49: /* default bg */
3988 scr_color (Color_bg, Color_bg);
3989 break;
3990
3991 //case 50: // not variable spacing
3992
3993#if !ENABLE_MINIMAL
3994 case 90:
3995 case 91: /* set bright fg color */
3996 case 92:
3997 case 93:
3998 case 94:
3999 case 95:
4000 case 96:
4001 case 97:
4002 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4003 break;
4004 case 100:
4005 case 101: /* set bright bg color */
4006 case 102:
4007 case 103:
4008 case 104:
4009 case 105:
4010 case 106:
4011 case 107:
4012 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4013 break;
4014#endif
4015 }
4016 }
4017}
4018
3210void 4019void
3211rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4020rxvt_term::set_cursor_style (int style)
3212{ 4021{
3213 unsigned int i; 4022 if (!IN_RANGE_INC (style, 0, 4))
3214 short rendset; 4023 return;
3215 int rendstyle;
3216 4024
3217 if (nargs == 0) { 4025 set_option (Opt_cursorUnderline, style >= 3);
3218 rxvt_scr_rendition(aR_ 0, ~RS_None);
3219 return;
3220 }
3221 for (i = 0; i < nargs; i++) {
3222 rendset = -1;
3223 switch (arg[i]) {
3224 case 0:
3225 rendset = 0, rendstyle = ~RS_None;
3226 break;
3227 case 1:
3228 rendset = 1, rendstyle = RS_Bold;
3229 break;
3230 case 4:
3231 rendset = 1, rendstyle = RS_Uline;
3232 break;
3233 case 5:
3234 rendset = 1, rendstyle = RS_Blink;
3235 break;
3236 case 7:
3237 rendset = 1, rendstyle = RS_RVid;
3238 break;
3239 case 22:
3240 rendset = 0, rendstyle = RS_Bold;
3241 break;
3242 case 24:
3243 rendset = 0, rendstyle = RS_Uline;
3244 break;
3245 case 25:
3246 rendset = 0, rendstyle = RS_Blink;
3247 break;
3248 case 27:
3249 rendset = 0, rendstyle = RS_RVid;
3250 break;
3251 }
3252 if (rendset != -1) {
3253 rxvt_scr_rendition(aR_ rendset, rendstyle);
3254 continue; /* for(;i;) */
3255 }
3256 4026
3257 switch (arg[i]) { 4027#ifdef CURSOR_BLINK
3258 case 30: 4028 set_option (Opt_cursorBlink, !style || (style & 1));
3259 case 31: /* set fg color */ 4029 cursor_blink_reset ();
3260 case 32:
3261 case 33:
3262 case 34:
3263 case 35:
3264 case 36:
3265 case 37:
3266 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3267 Color_fg);
3268 break;
3269#ifdef TTY_256COLOR
3270 case 38:
3271 if (nargs > i + 2 && arg[i + 1] == 5) {
3272 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3273 Color_fg);
3274 i += 2;
3275 }
3276 break;
3277#endif 4030#endif
3278 case 39: /* default fg */
3279 rxvt_scr_color(aR_ Color_fg, Color_fg);
3280 break;
3281 4031
3282 case 40: 4032 want_refresh = 1;
3283 case 41: /* set bg color */
3284 case 42:
3285 case 43:
3286 case 44:
3287 case 45:
3288 case 46:
3289 case 47:
3290 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3291 Color_bg);
3292 break;
3293#ifdef TTY_256COLOR
3294 case 48:
3295 if (nargs > i + 2 && arg[i + 1] == 5) {
3296 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3297 Color_bg);
3298 i += 2;
3299 }
3300 break;
3301#endif
3302 case 49: /* default bg */
3303 rxvt_scr_color(aR_ Color_bg, Color_bg);
3304 break;
3305
3306#ifndef NO_BRIGHTCOLOR
3307 case 90:
3308 case 91: /* set bright fg color */
3309 case 92:
3310 case 93:
3311 case 94:
3312 case 95:
3313 case 96:
3314 case 97:
3315 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3316 Color_fg);
3317 break;
3318 case 100:
3319 case 101: /* set bright bg color */
3320 case 102:
3321 case 103:
3322 case 104:
3323 case 105:
3324 case 106:
3325 case 107:
3326 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3327 Color_bg);
3328 break;
3329#endif
3330 }
3331 }
3332} 4033}
3333/*}}} */ 4034/*}}} */
3334 4035
3335/*{{{ process Rob Nation's own graphics mode sequences */
3336/* INTPROTO */
3337void
3338rxvt_process_graphics(pR)
3339{
3340 unsigned char ch, cmd = rxvt_cmd_getc(aR);
3341
3342#ifndef RXVT_GRAPHICS
3343 if (cmd == 'Q') { /* query graphics */
3344 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */
3345 return;
3346 }
3347/* swallow other graphics sequences until terminating ':' */
3348 do
3349 ch = rxvt_cmd_getc(aR);
3350 while (ch != ':');
3351#else
3352 unsigned int nargs;
3353 int args[NGRX_PTS];
3354 unsigned char *text = NULL;
3355
3356 if (cmd == 'Q') { /* query graphics */
3357 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3358 return;
3359 }
3360 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3361 int neg;
3362
3363 ch = rxvt_cmd_getc(aR);
3364 neg = (ch == '-');
3365 if (neg || ch == '+')
3366 ch = rxvt_cmd_getc(aR);
3367
3368 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3369 args[nargs] = args[nargs] * 10 + (ch - '0');
3370 if (neg)
3371 args[nargs] = -args[nargs];
3372
3373 nargs++;
3374 args[nargs] = 0;
3375 if (ch != ';')
3376 break;
3377 }
3378
3379 if ((cmd == 'T') && (nargs >= 5)) {
3380 int i, len = args[4];
3381
3382 text = rxvt_malloc((len + 1) * sizeof(char));
3383
3384 if (text != NULL) {
3385 for (i = 0; i < len; i++)
3386 text[i] = rxvt_cmd_getc(aR);
3387 text[len] = '\0';
3388 }
3389 }
3390 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3391#endif
3392}
3393/*}}} */
3394
3395/* ------------------------------------------------------------------------- */ 4036/* ---------------------------------------------------------------------- */
3396 4037/* Write data to the pty as typed by the user, pasted with the mouse,
3397/*{{{ Read and process output from the application */ 4038 * or generated by us in response to a query ESC sequence.
3398/* LIBPROTO */ 4039 */
3399void
3400rxvt_main_loop(pR)
3401{
3402 uint32_t ch, *str, buf[BUFSIZ];
3403 int nlines, refreshnow;
3404
3405 R->cmdbuf_ptr = R->cmdbuf_endp = R->cmdbuf_base;
3406
3407 /* once we know the shell is running, send the screen size. Again! */
3408 ch = rxvt_cmd_getc(aR); /* wait for something */
3409 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid);
3410
3411 refreshnow = 0;
3412 for (;;) {
3413 if (ch == NOCHAR)
3414 ch = rxvt_cmd_getc(aR);
3415
3416 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
3417 {
3418 /* Read a text string from the input buffer */
3419 nlines = 0;
3420 str = buf;
3421 *str++ = ch;
3422 for (;;)
3423 {
3424 ch = next_char (aR);
3425
3426 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r'))
3427 break;
3428 else
3429 {
3430 *str++ = ch;
3431
3432 if (ch == '\n')
3433 {
3434 nlines++;
3435 R->refresh_count++;
3436 if (!(R->Options & Opt_jumpScroll)
3437 || (R->refresh_count >= (R->refresh_limit
3438 * (R->TermWin.nrow - 1))))
3439 {
3440 refreshnow = 1;
3441 ch = NOCHAR;
3442 break;
3443 }
3444 }
3445
3446 if (str >= buf + BUFSIZ)
3447 {
3448 ch = NOCHAR;
3449 break;
3450 }
3451 }
3452 }
3453
3454 rxvt_scr_add_lines(aR_ buf, nlines, str - buf);
3455
3456 /*
3457 * If there have been a lot of new lines, then update the screen
3458 * What the heck I'll cheat and only refresh less than every page-full.
3459 * the number of pages between refreshes is R->refresh_limit, which
3460 * is incremented here because we must be doing flat-out scrolling.
3461 *
3462 * refreshing should be correct for small scrolls, because of the
3463 * time-out
3464 */
3465
3466 //TODO: REFRESH_PERIOD is one, fix it
3467 if (refreshnow)
3468 {
3469 refreshnow = 0;
3470
3471 if ((R->Options & Opt_jumpScroll) && R->refresh_limit < REFRESH_PERIOD)
3472 R->refresh_limit++;
3473
3474 rxvt_scr_refresh(aR_ R->refresh_type);
3475 }
3476
3477 }
3478 else
3479 {
3480 switch (ch)
3481 {
3482 default:
3483 rxvt_process_nonprinting(aR_ ch);
3484 break;
3485 case C0_ESC: /* escape char */
3486 rxvt_process_escape_seq(aR);
3487 break;
3488 /* case 0x9b: */ /* CSI */
3489 /* rxvt_process_csi_seq(aR); */
3490 }
3491
3492 ch = NOCHAR;
3493 }
3494 }
3495/* NOTREACHED */
3496}
3497 4040
3498/* 4041/*
3499 * Send printf() formatted output to the command. 4042 * Send printf () formatted output to the command.
3500 * Only use for small amounts of data. 4043 * Only use for small amounts of data.
3501 */ 4044 */
3502/* EXTPROTO */
3503void 4045void
3504rxvt_tt_printf(pR_ const char *fmt,...) 4046rxvt_term::tt_printf (const char *fmt,...)
3505{ 4047{
3506 va_list arg_ptr; 4048 va_list arg_ptr;
3507 unsigned char buf[256]; 4049 char buf[256];
3508 4050
3509 va_start(arg_ptr, fmt); 4051 va_start (arg_ptr, fmt);
3510 vsprintf((char *)buf, fmt, arg_ptr); 4052 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3511 va_end(arg_ptr); 4053 va_end (arg_ptr);
3512 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4054 tt_write (buf, strlen (buf));
3513} 4055}
3514 4056
3515/* ---------------------------------------------------------------------- */ 4057/* Write data to the pty as typed by the user. */
3516/* Addresses pasting large amounts of data and rxvt hang
3517 * code pinched from xterm (v_write()) and applied originally to
3518 * rxvt-2.18 - Hops
3519 * Write data to the pty as typed by the user, pasted with the mouse,
3520 * or generated by us in response to a query ESC sequence.
3521 */
3522/* EXTPROTO */
3523void 4058void
3524rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4059rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3525{ 4060{
3526#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4061 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3527 int riten; 4062 return;
3528 unsigned int p;
3529 unsigned char *v_buffer, /* start of physical buffer */
3530 *v_bufstr, /* start of current buffer pending */
3531 *v_bufptr, /* end of current buffer pending */
3532 *v_bufend; /* end of physical buffer */
3533 4063
3534 if (R->v_bufstr == NULL && len > 0) { 4064 if (option (Opt_scrollTtyKeypress))
3535 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4065 if (view_start)
3536 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4066 {
3537 v_bufend = v_buffer + p; 4067 view_start = 0;
3538 } else { 4068 want_refresh = 1;
3539 v_buffer = R->v_buffer;
3540 v_bufstr = R->v_bufstr;
3541 v_bufptr = R->v_bufptr;
3542 v_bufend = R->v_bufend;
3543 } 4069 }
3544 4070
3545 /* 4071 tt_write_ (data, len);
3546 * Append to the block we already have. Always doing this simplifies the 4072}
3547 * code, and isn't too bad, either. If this is a short block, it isn't 4073
3548 * too expensive, and if this is a long block, we won't be able to write 4074void
3549 * it all anyway. 4075rxvt_term::tt_write (const char *data, unsigned int len)
3550 */ 4076{
3551 if (len > 0) { 4077 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3552 if (v_bufend < v_bufptr + len) { /* run out of room */ 4078 return;
3553 if (v_bufstr != v_buffer) { 4079
3554 /* there is unused space, move everything down */ 4080 tt_write_ (data, len);
3555 MEMMOVE(v_buffer, v_bufstr, 4081}
3556 (unsigned int)(v_bufptr - v_bufstr)); 4082
3557 v_bufptr -= v_bufstr - v_buffer; 4083static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3558 v_bufstr = v_buffer; 4084
4085void
4086rxvt_term::tt_write_ (const char *data, unsigned int len)
4087{
4088 if (pty->pty < 0)
4089 return;
4090
4091 if (v_buflen == 0)
4092 {
4093 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4094
4095 max_it (written, 0);
4096
4097 if (written == len)
4098 return;
4099
4100 data += written;
4101 len -= written;
3559 } 4102 }
3560 if (v_bufend < v_bufptr + len) {
3561 /* still won't fit: get more space */
3562 /* use most basic realloc because an error is not fatal. */
3563 unsigned int size = v_bufptr - v_buffer;
3564 unsigned int reallocto;
3565 4103
3566 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4104 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3567 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4105
3568 /* save across realloc */ 4106 memcpy (v_buffer + v_buflen, data, len);
3569 if (v_buffer) { 4107 v_buflen += len;
3570 v_bufstr = v_buffer; 4108
3571 v_bufptr = v_buffer + size; 4109 pty_ev.set (ev::READ | ev::WRITE);
3572 v_bufend = v_buffer + reallocto; 4110}
3573 } else { /* no memory: ignore entire write request */ 4111
3574 rxvt_print_error("data loss: cannot allocate buffer space"); 4112void rxvt_term::pty_write ()
3575 v_buffer = v_bufstr; /* restore clobbered pointer */ 4113{
3576 } 4114 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4115
4116 if (written > 0)
4117 {
4118 v_buflen -= written;
4119
4120 if (v_buflen == 0)
4121 {
4122 free (v_buffer);
4123 v_buffer = 0;
4124
4125 pty_ev.set (ev::READ);
4126 return;
4127 }
4128
4129 memmove (v_buffer, v_buffer + written, v_buflen);
3577 } 4130 }
3578 } 4131 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3579 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4132 pty_ev.set (ev::READ);
3580 MEMCPY(v_bufptr, d, len);
3581 v_bufptr += len;
3582 }
3583 }
3584
3585 /*
3586 * Write out as much of the buffer as we can.
3587 * Be careful not to overflow the pty's input silo.
3588 * We are conservative here and only write a small amount at a time.
3589 *
3590 * If we can't push all the data into the pty yet, we expect write
3591 * to return a non-negative number less than the length requested
3592 * (if some data written) or -1 and set errno to EAGAIN,
3593 * EWOULDBLOCK, or EINTR (if no data written).
3594 *
3595 * (Not all systems do this, sigh, so the code is actually
3596 * a little more forgiving.)
3597 */
3598 if ((p = v_bufptr - v_bufstr) > 0) {
3599 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3600 if (riten < 0)
3601 riten = 0;
3602 v_bufstr += riten;
3603 if (v_bufstr >= v_bufptr) /* we wrote it all */
3604 v_bufstr = v_bufptr = v_buffer;
3605 }
3606 /*
3607 * If we have lots of unused memory allocated, return it
3608 */
3609 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3610 /* save pointers across realloc */
3611 unsigned int start = v_bufstr - v_buffer;
3612 unsigned int size = v_bufptr - v_buffer;
3613 unsigned int reallocto;
3614
3615 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3616 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3617 if (v_buffer) {
3618 v_bufstr = v_buffer + start;
3619 v_bufptr = v_buffer + size;
3620 v_bufend = v_buffer + reallocto;
3621 } else {
3622 /* should we print a warning if couldn't return memory? */
3623 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3624 }
3625 }
3626 R->v_buffer = v_buffer;
3627 R->v_bufstr = v_bufstr;
3628 R->v_bufptr = v_bufptr;
3629 R->v_bufend = v_bufend;
3630} 4133}
4134
3631/*----------------------- end-of-file (C source) -----------------------*/ 4135/*----------------------- end-of-file (C source) -----------------------*/
3632 4136

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