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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.564 by sf-exg, Fri Mar 27 15:06:09 2015 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.5 2003/11/25 15:44:38 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 - 5 && x < width + 2) ? 0 : -1;
216 x = 0;
217 }
218
219 scr_overlay_new (x, y, width, len * 2 + 2);
220
221 scr_overlay_set (0, 0, rowcol);
222
223 r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
224
225 for (int y = 0; y < len; y++)
226 {
227 char buf[9];
228
229 ch = *chr++;
230
231 sprintf (buf, "%8x", ch);
232 scr_overlay_set (0, y + 1, buf);
233 scr_overlay_set (9, y + 1, '=');
234# if !UNICODE_3
235 if (ch >= 0x10000)
236 ch = 0xfffd;
68#endif 237# endif
69 unsigned char *kbuf = R->kbuf; 238 scr_overlay_set (11, y + 1, ch, r);
70 239
71/* 240 if (WCWIDTH (ch) >= 2)
241 scr_overlay_set (12, y + 1, NOCHAR, r);
242 }
243
244// {
245// char buf[4+4+3+1];
246// snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
247// scr_overlay_set (0, 0, buf);
248// }
249 scr_overlay_set (0, len + 1, attr);
250 for (int i = 0; i < len; i++)
251 {
252 scr_overlay_set (0, len + 2 + i, fname[i]);
253 free (fname[i]);
254 }
255
256# if ENABLE_COMBINING
257 if (alloc)
258 delete [] alloc;
259# endif
260}
261#endif
262
263void ecb_cold
264rxvt_term::commit_iso14755 ()
265{
266 wchar_t ch = iso14755buf & ISO_14755_MASK;
267
268 if (iso14755buf & ISO_14755_51)
269 {
270 char mb[MB_LEN_MAX];
271 int len;
272
273 // allow verbatim 0-bytes and control-bytes to be entered
274 if (ch >= 0x20)
275 len = wctomb (mb, ch);
276 else
277 {
278 mb[0] = ch;
279 len = 1;
280 }
281
282 if (len > 0)
283 tt_write (mb, len);
284 else
285 scr_bell ();
286 }
287
288 iso14755buf = 0;
289}
290
291static int ecb_cold
292hex_keyval (XKeyEvent &ev)
293{
294 // check whether this event corresponds to a hex digit
295 // if the modifiers had not been pressed.
296 for (int index = 0; index < 8; index++)
297 {
298 KeySym k = XLookupKeysym (&ev, index);
299
300 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
301 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
302 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
303 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
304 }
305
306 return -1;
307}
308#endif
309
310static inline KeySym ecb_cold
311translate_keypad (KeySym keysym, bool kp)
312{
313#ifdef XK_KP_Home
314 static const KeySym keypadtrans[] = {
315 XK_KP_7, // XK_KP_Home
316 XK_KP_4, // XK_KP_Left
317 XK_KP_8, // XK_KP_Up
318 XK_KP_6, // XK_KP_Right
319 XK_KP_2, // XK_KP_Down
320 XK_KP_9, // XK_KP_Prior
321 XK_KP_3, // XK_KP_Next
322 XK_KP_1, // XK_KP_End
323 XK_KP_5, // XK_KP_Begin
324 };
325
326 if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
327 {
328 unsigned int index = keysym - XK_KP_Home;
329 keysym = kp ? keypadtrans[index] : XK_Home + index;
330 }
331 else if (keysym == XK_KP_Insert)
332 keysym = kp ? XK_KP_0 : XK_Insert;
333# ifndef NO_DELETE_KEY
334 else if (keysym == XK_KP_Delete)
335 keysym = kp ? XK_KP_Decimal : XK_Delete;
336# endif
337#endif
338 return keysym;
339}
340
341static inline int ecb_cold
342map_function_key (KeySym keysym)
343{
344 int param = 0;
345
346 if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
347 {
348 param = 11 + keysym - XK_F1;
349 if (keysym >= XK_F17)
350 param += 4;
351 else if (keysym >= XK_F15)
352 param += 3;
353 else if (keysym >= XK_F11)
354 param += 2;
355 else if (keysym >= XK_F6)
356 param += 1;
357 }
358 else
359 switch (keysym)
360 {
361 case XK_Find:
362 param = 1;
363 break;
364 case XK_Insert:
365 param = 2;
366 break;
367#ifdef DXK_Remove
368 case DXK_Remove:
369#endif
370 case XK_Execute:
371 param = 3;
372 break;
373 case XK_Select:
374 param = 4;
375 break;
376 case XK_Prior:
377 param = 5;
378 break;
379 case XK_Next:
380 param = 6;
381 break;
382 case XK_Home:
383 param = 7;
384 break;
385 case XK_End:
386 param = 8;
387 break;
388 case XK_Help:
389 param = 28;
390 break;
391 case XK_Menu:
392 param = 29;
393 break;
394 }
395 return param;
396}
397
398static inline wchar_t *
399rxvt_wcsdup (const wchar_t *str, int len)
400{
401 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
402 memcpy (r, str, len * sizeof (wchar_t));
403 r[len] = 0;
404 return r;
405}
406
407void ecb_cold
408rxvt_term::key_press (XKeyEvent &ev)
409{
410 int ctrl, meta, shft, len;
411 KeySym keysym = NoSymbol;
412 char rkbuf[KBUFSZ + 1];
413 char *kbuf = rkbuf + 1;
414
415#if ISO_14755
416 if (iso14755buf & ISO_14755_52)
417 return;
418#endif
419
420 /*
72 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an 421 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73 * escape sequence to toggle the Keypad. 422 * escape sequence to toggle the Keypad.
74 * 423 *
75 * Always permit `shift' to override the current setting 424 * Always permit `shift' to override the current setting
76 */ 425 */
77 shft = (ev->state & ShiftMask); 426 shft = ev.state & ShiftMask;
78 ctrl = (ev->state & ControlMask); 427 ctrl = ev.state & ControlMask;
79 meta = (ev->state & R->ModMetaMask); 428 meta = ev.state & ModMetaMask;
80 if (R->numlock_state || (ev->state & R->ModNumLockMask)) { 429
81 R->numlock_state = (ev->state & R->ModNumLockMask); 430 kbuf[0] = 0;
82 PrivMode((!R->numlock_state), PrivMode_aplKP); 431
83 }
84#ifdef USE_XIM 432#if USE_XIM
85 if (R->Input_Context != NULL) { 433 if (Input_Context)
86 Status status_return; 434 {
435 Status status_return;
87 436
88 kbuf[0] = '\0'; 437#if 0
89#ifdef X_HAVE_UTF8_STRING 438#ifdef X_HAVE_UTF8_STRING
439 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 440 len = Xutf8LookupString (Input_Context, &ev, kbuf,
91 KBUFSZ, &keysym, &status_return); 441 KBUFSZ, &keysym, &status_return);
442 else
443#endif
444#endif
445 {
446 wchar_t wkbuf[KBUFSZ + 1];
447
448 // the XOpenIM manpage lies about hardcoding the locale
449 // at the point of XOpenIM, so temporarily switch locales
450 if (rs[Rs_imLocale])
451 SET_LOCALE (rs[Rs_imLocale]);
452
453 // assume wchar_t == unicode or better
454 len = XwcLookupString (Input_Context, &ev, wkbuf,
455 KBUFSZ, &keysym, &status_return);
456
457 if (rs[Rs_imLocale])
458 SET_LOCALE (locale);
459
460 if (status_return == XLookupChars
461 || status_return == XLookupBoth)
462 {
463 /* make sure the user can type ctrl-@, i.e. NUL */
464 if (len == 1 && *wkbuf == 0)
465 {
466 kbuf[0] = 0;
467 len = 1;
468 }
469 else
470 {
471 wkbuf[len] = 0;
472 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
473 if (len < 0)
474 len = 0;
475 }
476 }
477 else
478 len = 0;
479 }
480 }
481 else
482#endif
483 {
484 len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
485 }
486
487 if (keysym != NoSymbol)
488 {
489 KeySym orig_keysym = keysym;
490
491 /* Shift + F1 - F10 generates F11 - F20 */
492 if (shft && keysym >= XK_F1 && keysym <= XK_F10)
493 {
494 keysym += (XK_F11 - XK_F1);
495 shft = 0; /* turn off Shift */
496 }
497
498 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
499 {
500 bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
501 unsigned int newlen = 1;
502
503 if (ev.state & ModNumLockMask)
504 kp = false;
505
506 keysym = translate_keypad (keysym, kp);
507
508 switch (keysym)
509 {
510#ifndef NO_BACKSPACE_KEY
511 case XK_BackSpace:
512 if (priv_modes & PrivMode_HaveBackSpace)
513 {
514 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
515 ^ !!ctrl) ? '\b' : '\177';
516 kbuf[1] = '\0';
517 }
518 else
519 strcpy (kbuf, rs[Rs_backspace_key]);
520 break;
521#endif
522#ifndef NO_DELETE_KEY
523 case XK_Delete:
524 strcpy (kbuf, rs[Rs_delete_key]);
525 break;
526#endif
527 case XK_Tab:
528 if (shft)
529 strcpy (kbuf, "\033[Z");
530 else
531 {
532#ifdef CTRL_TAB_MAKES_META
533 if (ctrl)
534 meta = 1;
535#endif
536#ifdef MOD4_TAB_MAKES_META
537 if (ev.state & Mod4Mask)
538 meta = 1;
539#endif
540 newlen = 0;
541 }
542 break;
543
544 case XK_Up: /* "\033[A" */
545 case XK_Down: /* "\033[B" */
546 case XK_Right: /* "\033[C" */
547 case XK_Left: /* "\033[D" */
548 strcpy (kbuf, "\033[Z");
549 kbuf[2] = "DACB"[keysym - XK_Left];
550 /* do Shift first */
551 if (shft)
552 kbuf[2] = "dacb"[keysym - XK_Left];
553 else if (ctrl)
554 {
555 kbuf[1] = 'O';
556 kbuf[2] = "dacb"[keysym - XK_Left];
557 }
558 else if (priv_modes & PrivMode_aplCUR)
559 kbuf[1] = 'O';
560 break;
561
562 case XK_KP_Enter:
563 /* allow shift to override */
564 if (kp)
565 {
566 strcpy (kbuf, "\033OM");
567 break;
568 }
569
570 /* FALLTHROUGH */
571
572 case XK_Return:
573 if (priv_modes & PrivMode_LFNL)
574 {
575 kbuf[0] = '\015';
576 kbuf[1] = '\012';
577 kbuf[2] = '\0';
578 }
579 else
580 {
581 kbuf[0] = '\015';
582 kbuf[1] = '\0';
583 }
584 break;
585
586 case XK_KP_F1: /* "\033OP" */
587 case XK_KP_F2: /* "\033OQ" */
588 case XK_KP_F3: /* "\033OR" */
589 case XK_KP_F4: /* "\033OS" */
590 strcpy (kbuf, "\033OP");
591 kbuf[2] += (keysym - XK_KP_F1);
592 break;
593
594 case XK_KP_Multiply: /* "\033Oj" : "*" */
595 case XK_KP_Add: /* "\033Ok" : "+" */
596 case XK_KP_Separator: /* "\033Ol" : "," */
597 case XK_KP_Subtract: /* "\033Om" : "-" */
598 case XK_KP_Decimal: /* "\033On" : "." */
599 case XK_KP_Divide: /* "\033Oo" : "/" */
600 case XK_KP_0: /* "\033Op" : "0" */
601 case XK_KP_1: /* "\033Oq" : "1" */
602 case XK_KP_2: /* "\033Or" : "2" */
603 case XK_KP_3: /* "\033Os" : "3" */
604 case XK_KP_4: /* "\033Ot" : "4" */
605 case XK_KP_5: /* "\033Ou" : "5" */
606 case XK_KP_6: /* "\033Ov" : "6" */
607 case XK_KP_7: /* "\033Ow" : "7" */
608 case XK_KP_8: /* "\033Ox" : "8" */
609 case XK_KP_9: /* "\033Oy" : "9" */
610 /* allow shift to override */
611 if (kp)
612 {
613 strcpy (kbuf, "\033Oj");
614 kbuf[2] += (keysym - XK_KP_Multiply);
615 }
616 else
617 {
618 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
619 kbuf[1] = '\0';
620 }
621 break;
622
623 default:
624 {
625 int param = map_function_key (keysym);
626 if (param > 0)
627 sprintf (kbuf,"\033[%d~", param);
628 else
629 newlen = 0;
630 }
631 break;
632 }
633
634 if (newlen)
635 len = strlen (kbuf);
636
637 if (len > 0)
638 {
639 /*
640 * pass Shift/Control indicators for function keys ending with `~'
641 *
642 * eg,
643 * Prior = "ESC[5~"
644 * Shift+Prior = "ESC[5$"
645 * Ctrl+Prior = "ESC[5^"
646 * Ctrl+Shift+Prior = "ESC[5@"
647 */
648 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
649 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
650
651 /*
652 * Pass meta for all function keys, if 'meta' option set
653 */
654#ifdef META8_OPTION
655 if (meta && (meta_char == 0x80))
656 kbuf[len - 1] |= 0x80;
657#endif
658 }
659
660 }
661 else if (ctrl && keysym == XK_minus)
662 {
663 len = 1;
664 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
665 }
666 else if (keysym == XK_ISO_Left_Tab)
667 {
668 strcpy (kbuf, "\033[Z");
669 len = 3;
670 }
671 else
672 {
673#ifdef META8_OPTION
674 /* set 8-bit on */
675 if (meta && (meta_char == 0x80))
676 {
677 char *ch;
678
679 for (ch = kbuf; ch < kbuf + len; ch++)
680 *ch |= 0x80;
681 }
682#endif
683 /* nil */ ;
684 }
685
686 keysym = orig_keysym;
687 }
688
689 /* escape prefix */
690 if (len && meta
691#ifdef META8_OPTION
692 && meta_char == C0_ESC
693#endif
694 )
695 {
696 *--kbuf = C0_ESC;
697 len++;
698 }
699
700 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
701 return;
702
703 if (keysym != NoSymbol)
704 {
705#ifdef KEYSYM_RESOURCE
706 if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
707 return;
708#endif
709
710 if (saveLines)
711 {
712#ifdef UNSHIFTED_SCROLLKEYS
713 if (!ctrl && !meta)
92#else 714#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 715 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 716#endif
96 valid_keysym = ((status_return == XLookupKeySym) 717 {
97 || (status_return == XLookupBoth)); 718 int lnsppg;
98 } else {
99 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100 &R->compose);
101 valid_keysym = 1;
102 }
103#else /* USE_XIM */
104 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105 &R->compose);
106/*
107 * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108 * good for installations with correct fonts, but without XLOCALE
109 */
110 if (!len) {
111 if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112 kbuf[0] = (keysym & 0xFF);
113 kbuf[1] = '\0';
114 len = 1;
115 } else
116 kbuf[0] = '\0';
117 }
118#endif /* USE_XIM */
119 719
120#ifdef USE_XIM 720#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 721 lnsppg = nrow - PAGING_CONTEXT_LINES;
122#endif
123 {
124/* for some backwards compatibility */
125#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126# ifdef HOTKEY_CTRL
127 if (ctrl) {
128# else 722#else
129 if (meta) { 723 lnsppg = nrow * 4 / 5;
724#endif
725 max_it (lnsppg, 1);
726
727 if (keysym == XK_Prior)
728 {
729 scr_page (lnsppg);
730 return;
731 }
732 else if (keysym == XK_Next)
733 {
734 scr_page (-lnsppg);
735 return;
736 }
737 }
738#ifdef SCROLL_ON_UPDOWN_KEYS
739 if (IS_SCROLL_MOD)
740 {
741 if (keysym == XK_Up)
742 {
743 scr_page (1);
744 return;
745 }
746 else if (keysym == XK_Down)
747 {
748 scr_page (-1);
749 return;
750 }
751 }
752#endif
753#ifdef SCROLL_ON_HOMEEND_KEYS
754 if (IS_SCROLL_MOD)
755 {
756 if (keysym == XK_Home)
757 {
758 scr_changeview (top_row);
759 return;
760 }
761 else if (keysym == XK_End)
762 {
763 scr_changeview (0);
764 return;
765 }
766 }
767#endif
768 }
769
770 if (shft)
771 {
772 if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
773 {
774 switch (keysym)
775 {
776 /* normal XTerm key bindings */
777 case XK_Insert: /* Shift+Insert = paste mouse selection */
778 selection_request (ev.time);
779 return;
780#if TODO
781 /* rxvt extras */
782 case XK_KP_Add: /* Shift+KP_Add = bigger font */
783 return;
784 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
785 return;
786#endif
787 }
788 }
789 }
790
791 if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
792 {
793 if (keysym == XK_v)
794 selection_request (ev.time, Sel_Clipboard);
795 else if (selection.len > 0)
796 {
797 free (selection.clip_text);
798 selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
799 selection.clip_len = selection.len;
800 selection_grab (CurrentTime, true);
801 }
802
803 return;
804 }
805
806#if ENABLE_FRILLS || ISO_14755
807 // ISO 14755 support
808 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
809 {
810 int hv;
811
812 if (iso14755buf & ISO_14755_51
813 && (keysym == XK_space || keysym == XK_KP_Space
814 || keysym == XK_Return || keysym == XK_KP_Enter))
815 {
816 commit_iso14755 ();
817 iso14755buf = ISO_14755_51;
818# if ISO_14755
819 iso14755_51 (0);
130# endif 820# endif
131 if (keysym == R->ks_bigfont) { 821 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 822 }
133 return; 823 else if (keysym == XK_BackSpace)
134 } else if (keysym == R->ks_smallfont) { 824 {
135 rxvt_change_font(aR_ 0, FONT_DN); 825 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136 return; 826# if ISO_14755
137 } 827 iso14755_51 (iso14755buf & ISO_14755_MASK);
138 }
139#endif
140
141 if (R->TermWin.saveLines) {
142#ifdef UNSHIFTED_SCROLLKEYS
143 if (!ctrl && !meta) {
144#else
145 if (IS_SCROLL_MOD) {
146#endif
147 int lnsppg;
148
149#ifdef PAGING_CONTEXT_LINES
150 lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151#else
152 lnsppg = R->TermWin.nrow * 4 / 5;
153#endif
154 if (keysym == XK_Prior) {
155 rxvt_scr_page(aR_ UP, lnsppg);
156 return;
157 } else if (keysym == XK_Next) {
158 rxvt_scr_page(aR_ DN, lnsppg);
159 return;
160 }
161 }
162#ifdef SCROLL_ON_UPDOWN_KEYS
163 if (IS_SCROLL_MOD) {
164 if (keysym == XK_Up) {
165 rxvt_scr_page(aR_ UP, 1);
166 return;
167 } else if (keysym == XK_Down) {
168 rxvt_scr_page(aR_ DN, 1);
169 return;
170 }
171 }
172#endif
173#ifdef SCROLL_ON_HOMEEND_KEYS
174 if (IS_SCROLL_MOD) {
175 if (keysym == XK_Home) {
176 rxvt_scr_move_to(aR_ 0, 1);
177 return;
178 } else if (keysym == XK_End) {
179 rxvt_scr_move_to(aR_ 1, 0);
180 return;
181 }
182 }
183#endif
184 }
185
186 if (shft) {
187 /* Shift + F1 - F10 generates F11 - F20 */
188 if (keysym >= XK_F1 && keysym <= XK_F10) {
189 keysym += (XK_F11 - XK_F1);
190 shft = 0; /* turn off Shift */
191 } else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192 switch (keysym) {
193 /* normal XTerm key bindings */
194 case XK_Insert: /* Shift+Insert = paste mouse selection */
195 rxvt_selection_request(aR_ ev->time, 0, 0);
196 return;
197 /* rxvt extras */
198 case XK_KP_Add: /* Shift+KP_Add = bigger font */
199 rxvt_change_font(aR_ 0, FONT_UP);
200 return;
201 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202 rxvt_change_font(aR_ 0, FONT_DN);
203 return;
204 }
205 }
206 }
207#ifdef PRINTPIPE
208 if (keysym == XK_Print) {
209 rxvt_scr_printscreen(aR_ ctrl | shft);
210 return;
211 }
212#endif
213#ifdef GREEK_SUPPORT
214 if (keysym == R->ks_greekmodeswith) {
215 R->greek_mode = !R->greek_mode;
216 if (R->greek_mode) {
217 rxvt_xterm_seq(aR_ XTerm_title,
218 (greek_getmode() == GREEK_ELOT928
219 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220 greek_reset();
221 } else
222 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223 return;
224 }
225#endif
226
227 if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228#ifdef KEYSYM_RESOURCE
229 if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230 unsigned int l;
231 const unsigned char *kbuf0;
232 const unsigned char ch = C0_ESC;
233
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235 l = (unsigned int)*kbuf0++;
236
237 /* escape prefix */
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 828# endif
242 rxvt_tt_write(aR_ &ch, 1); 829 return;
243 rxvt_tt_write(aR_ kbuf0, l); 830 }
244 return; 831 else if ((hv = hex_keyval (ev)) >= 0)
245 } else 832 {
246#endif 833 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247 { 834 | hv | ISO_14755_51;
248 newlen = 1; 835# if ISO_14755
249 switch (keysym) { 836 iso14755_51 (iso14755buf & ISO_14755_MASK);
250#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0';
256 } else
257 STRCPY(kbuf, R->key_backspace);
258# ifdef MULTICHAR_SET
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260 int col, row;
261
262 newlen = STRLEN(kbuf);
263 col = R->screen.cur.col - 1;
264 row = R->screen.cur.row + R->TermWin.saveLines;
265 if (IS_MULTI2(R->screen.rend[row][col]))
266 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267 }
268# endif 837# endif
269 break;
270#endif
271#ifndef NO_DELETE_KEY
272 case XK_Delete:
273 STRCPY(kbuf, R->key_delete);
274# ifdef MULTICHAR_SET
275 if (R->Options & Opt_mc_hack) {
276 int col, row;
277
278 newlen = STRLEN(kbuf);
279 col = R->screen.cur.col;
280 row = R->screen.cur.row + R->TermWin.saveLines;
281 if (IS_MULTI1(R->screen.rend[row][col]))
282 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283 }
284# endif
285 break;
286#endif
287 case XK_Tab:
288 if (shft)
289 STRCPY(kbuf, "\033[Z");
290 else {
291#ifdef CTRL_TAB_MAKES_META
292 if (ctrl)
293 meta = 1;
294#endif
295#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask)
297 meta = 1;
298#endif
299 newlen = 0;
300 }
301 break;
302
303
304#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310 STRCPY(kbuf, "\033OZ");
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312 break;
313 } else
314 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */
317#endif
318 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]);
324 /* do Shift first */
325 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]);
327 else if (ctrl) {
328 kbuf[1] = 'O';
329 kbuf[2] = ("dacb"[keysym - XK_Left]);
330 } else if (R->PrivateModes & PrivMode_aplCUR)
331 kbuf[1] = 'O';
332#ifdef MULTICHAR_SET
333 //TODO: ??
334 if (R->Options & Opt_mc_hack) {
335 int col, row, m;
336
337 col = R->screen.cur.col;
338 row = R->screen.cur.row + R->TermWin.saveLines;
339 m = 0;
340 if (keysym == XK_Right
341 && IS_MULTI1(R->screen.rend[row][col]))
342 m = 1;
343 else if (keysym == XK_Left) {
344 if (col > 0) {
345 if (IS_MULTI2(R->screen.rend[row][col - 1]))
346 m = 1;
347 } else if (R->screen.cur.row > 0) {
348 col = R->screen.tlen[--row];
349 if (col == -1)
350 col = R->TermWin.ncol - 1;
351 else
352 col--;
353 if (col > 0
354 && IS_MULTI2(R->screen.rend[row][col]))
355 m = 1;
356 }
357 }
358 if (m)
359 MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360 }
361#endif
362 break;
363
364#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior
366 case XK_KP_Prior:
367 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369 STRCPY(kbuf, "\033Oy");
370 break;
371 }
372 /* FALLTHROUGH */
373# endif
374 case XK_Prior:
375 STRCPY(kbuf, "\033[5~");
376 break;
377# ifdef XK_KP_Next
378 case XK_KP_Next:
379 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381 STRCPY(kbuf, "\033Os");
382 break;
383 }
384 /* FALLTHROUGH */
385# endif
386 case XK_Next:
387 STRCPY(kbuf, "\033[6~");
388 break;
389#endif
390 case XK_KP_Enter:
391 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393 STRCPY(kbuf, "\033OM");
394 } else {
395 kbuf[0] = '\r';
396 kbuf[1] = '\0';
397 }
398 break;
399
400#ifdef XK_KP_Begin
401 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou");
403 break;
404
405 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op");
407 break;
408
409 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On");
411 break;
412#endif
413 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1);
419 break;
420
421 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439 STRCPY(kbuf, "\033Oj");
440 kbuf[2] += (keysym - XK_KP_Multiply);
441 } else {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0';
444 }
445 break;
446
447 case XK_Find:
448 STRCPY(kbuf, "\033[1~");
449 break;
450 case XK_Insert:
451 STRCPY(kbuf, "\033[2~");
452 break;
453#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove:
455 /* FALLTHROUGH */
456#endif
457 case XK_Execute:
458 STRCPY(kbuf, "\033[3~");
459 break;
460 case XK_Select:
461 STRCPY(kbuf, "\033[4~");
462 break;
463#ifdef XK_KP_End
464 case XK_KP_End:
465 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467 STRCPY(kbuf, "\033Oq");
468 break;
469 }
470 /* FALLTHROUGH */
471#endif
472 case XK_End:
473 STRCPY(kbuf, KS_END);
474 break;
475#ifdef XK_KP_Home
476 case XK_KP_Home:
477 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479 STRCPY(kbuf, "\033Ow");
480 break;
481 }
482 /* FALLTHROUGH */
483#endif
484 case XK_Home:
485 STRCPY(kbuf, KS_HOME);
486 break;
487
488#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1);
497 break;
498 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6);
504 break;
505 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11);
510 break;
511 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15);
514 break;
515 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help);
517 break;
518 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu);
520 break;
521 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17);
541 break;
542#undef FKEY
543 default:
544 newlen = 0;
545 break;
546 }
547 if (newlen)
548 len = STRLEN(kbuf);
549 }
550 /*
551 * Pass meta for all function keys, if 'meta' option set
552 */
553#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80;
556#endif
557 } else if (ctrl && keysym == XK_minus) {
558 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else {
561#ifdef META8_OPTION
562 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) {
564 unsigned char *ch;
565
566 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80;
568 meta = 0;
569 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578
579 if (len <= 0)
580 return; /* not mapped */
581
582 if (R->Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) {
584 R->TermWin.view_start = 0;
585 R->want_refresh = 1;
586 }
587
588/*
589 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~'
591 *
592 * eg,
593 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602/* escape prefix */
603 if (meta
604#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC)
606#endif
607 ) {
608 const unsigned char ch = C0_ESC;
609
610 rxvt_tt_write(aR_ &ch, 1);
611 }
612#ifdef DEBUG_CMD
613 if (debug_key) { /* Display keyboard buffer contents */
614 char *p;
615 int i;
616
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len);
624}
625/*}}} */
626
627#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633{
634 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638
639 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641 if (n > 0 && s < count) {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n;
646 s += n;
647 }
648 if (count > s) {
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 }
652 for (; count--;)
653 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr;
655 R->cmdbuf_endp = cmdbuf_endp;
656 return 0;
657}
658#endif /* MENUBAR_MAX */
659
660void
661rxvt_term::process_x_events ()
662{
663 do
664 {
665 XEvent xev;
666
667 XNextEvent (Xdisplay, &xev);
668
669#if defined(CURSOR_BLINK)
670 if ((Options & Opt_cursorBlink)
671 && xev.type == KeyPress) {
672 if (hidden_cursor) {
673 hidden_cursor = 0;
674 want_refresh = 1;
675 }
676 blink_ev.start (NOW + BLINK_INTERVAL);
677 }
678#endif
679
680#if defined(POINTER_BLANK)
681 if ((Options & Opt_pointerBlank)
682 && (pointerBlankDelay > 0)) {
683 if (xev.type == MotionNotify
684 || xev.type == ButtonPress
685 || xev.type == ButtonRelease) {
686 if (hidden_pointer)
687 rxvt_pointer_unblank(aR);
688 want_motion_time = 1;
689 }
690 if (xev.type == KeyPress && hidden_pointer == 0)
691 rxvt_pointer_blank (this);
692 }
693#endif
694
695#ifdef USE_XIM
696 if (!XFilterEvent (&xev, xev.xany.window))
697#endif
698 rxvt_process_x_event (this, &xev);
699 }
700 while (XPending (Xdisplay));
701}
702
703void
704rxvt_term::blink_cb (time_watcher &w)
705{
706 w.at += BLINK_INTERVAL;
707 hidden_cursor = !hidden_cursor;
708 want_refresh = 1;
709 flush();
710}
711
712void
713rxvt_term::x_cb (io_watcher &w, short revents)
714{
715 process_x_events ();
716
717 flush ();
718}
719
720// read the next character, currently handles UTF-8
721// will probably handle all sorts of other stuff in the future
722uint32_t
723rxvt_term::next_char ()
724{
725 struct mbstate &s = mbstate;
726
727 while (cmdbuf_ptr < cmdbuf_endp)
728 {
729 uint8_t ch = *cmdbuf_ptr;
730
731 if (s.cnt)
732 {
733 if ((ch & 0xc0) == 0x80)
734 {
735 cmdbuf_ptr++;
736
737 /* continuation */
738 s.reg = (s.reg << 6) | (ch & 0x7f);
739
740 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
741 return s.reg; 838 return;
742
743 continue;
744 } 839 }
745 else 840 else
746 { 841 {
747 s.cnt = 0; 842# if ISO_14755
748 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 843 scr_overlay_off ();
844# endif
845 iso14755buf = 0;
749 } 846 }
750 } 847 }
848 else if (option (Opt_iso14755) &&
849 ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
850 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
851 if (!(iso14755buf & ISO_14755_STARTED))
852 {
853 iso14755buf |= ISO_14755_STARTED;
854# if ISO_14755
855 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
856 scr_overlay_set (0, 0, "ISO 14755 mode");
857# endif
858 }
859#endif
860
861#ifdef PRINTPIPE
862 if (keysym == XK_Print)
863 {
864 scr_printscreen (ctrl | shft);
865 return;
866 }
867#endif
868 }
869
870 if (len <= 0)
871 return; /* not mapped */
872
873 tt_write_user_input (kbuf, (unsigned int)len);
874}
875
876void ecb_cold
877rxvt_term::key_release (XKeyEvent &ev)
878{
879#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
880 KeySym keysym;
881
882 keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
883#endif
884
885#if ENABLE_FRILLS || ISO_14755
886 // ISO 14755 support
887 if (iso14755buf)
888 if (iso14755buf & ISO_14755_52)
751 889 {
752 if ((ch & 0xc0) == 0xc0) 890# if ISO_14755
891 scr_overlay_off ();
892# endif
893# if ISO_14755
894 // iso14755 part 5.2 handling: release time
895 // first: controls
896 if ((ev.state & ControlMask)
897 && ((keysym >= 0x40 && keysym <= 0x5f)
898 || (keysym >= 0x61 && keysym <= 0x7f)))
753 { 899 {
754 cmdbuf_ptr++; 900 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
901 commit_iso14755 ();
755 902
756 /* first byte */ 903 return;
757 s.orig = ch; /* for broken encodings */ 904 }
758 s.reg = ch; 905
759 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 906 for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
760 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; } 907 if (i[0] == keysym)
761 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; } 908 {
762 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } 909 iso14755buf = ISO_14755_51 | i[1];
763 if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } 910 commit_iso14755 ();
911
912 return;
913 }
914
915 scr_bell ();
916# endif
917 iso14755buf = 0;
918
919 return;
920 }
921 else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
922 {
923# if ISO_14755
924 scr_overlay_off ();
925# endif
926 if (iso14755buf & ISO_14755_51)
927 commit_iso14755 ();
928#if ISO_14755
929 else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
930 {
931 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
932
933 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
934 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
935 }
936# endif
937 else
938 iso14755buf = 0;
939 }
940#endif
941
942 if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
943 return;
944
945#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
946 if (!(ev.state & ControlMask))
947 slip_wheel_ev.stop ();
948 else if (keysym == XK_Control_L || keysym == XK_Control_R)
949 mouse_slip_wheel_speed = 0;
950#endif
951}
952
953void
954rxvt_term::flush ()
955{
956 flush_ev.stop ();
957
958#ifdef HAVE_IMG
959 if (bg_flags & BG_NEEDS_REFRESH)
960 {
961 bg_flags &= ~BG_NEEDS_REFRESH;
962 scr_touch (false);
963 }
964#endif
965
966 if (want_refresh)
967 {
968 if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
969 {
970 int row = view_start;
971 int end_row = row + nrow;
972
973 while (row > top_row && ROW (row - 1).is_longer ())
974 --row;
975
976 do
977 {
978 int start_row = row;
979 line_t *l;
980
981 do
982 {
983 l = &ROW (row++);
984
985 if (!(l->f & LINE_FILTERED))
986 {
987 // line not filtered, mark it as filtered
988 l->f |= LINE_FILTERED;
989 while (l->is_longer ())
990 {
991 l = &ROW (row++);
992 l->f |= LINE_FILTERED;
993 }
994
995 // and filter it
996 HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
997
998 break;
999 }
1000 }
1001 while (l->is_longer () && row < end_row);
1002 }
1003 while (row < end_row);
1004 }
1005
1006 scr_refresh ();
1007 scrollBar.show (1);
1008#if USE_XIM
1009 im_send_spot ();
1010#endif
1011 }
1012
1013 display->flush ();
1014}
1015
1016/* checks whether a refresh is requested and starts the refresh timer */
1017void
1018rxvt_term::refresh_check ()
1019{
1020 if (want_refresh && !flush_ev.is_active ())
1021 flush_ev.start (1. / 60.); // refresh at max. 60 Hz normally
1022
1023 display->flush ();
1024}
1025
1026void
1027rxvt_term::flush_cb (ev::timer &w, int revents)
1028{
1029 make_current ();
1030
1031 refresh_count = 0;
1032 flush ();
1033}
1034
1035#ifdef CURSOR_BLINK
1036void
1037rxvt_term::cursor_blink_reset ()
1038{
1039 if (!focus)
1040 return;
1041
1042 if (hidden_cursor)
1043 {
1044 hidden_cursor = 0;
1045 want_refresh = 1;
1046 }
1047
1048 if (option (Opt_cursorBlink) || (priv_modes & PrivMode_BlinkingCursor))
1049 cursor_blink_ev.again ();
1050 else
1051 cursor_blink_ev.stop ();
1052}
1053
1054void
1055rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
1056{
1057 hidden_cursor = !hidden_cursor;
1058 want_refresh = 1;
1059 refresh_check ();
1060}
1061#endif
1062
1063#ifdef TEXT_BLINK
1064void
1065rxvt_term::text_blink_cb (ev::timer &w, int revents)
1066{
1067 if (scr_refresh_rend (RS_Blink, RS_Blink))
1068 {
1069 hidden_text = !hidden_text;
1070 want_refresh = 1;
1071 refresh_check ();
1072 }
1073 else
1074 w.stop ();
1075}
1076#endif
1077
1078#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1079void
1080rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
1081{
1082 if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1083 && scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
1084 {
1085 want_refresh = 1;
1086 refresh_check ();
1087 }
1088 else
1089 w.stop ();
1090}
1091#endif
1092
1093#ifdef SELECTION_SCROLLING
1094void
1095rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
1096{
1097 if (scr_page (scroll_selection_lines))
1098 {
1099 selection_extend (selection_save_x, selection_save_y, selection_save_state);
1100 want_refresh = 1;
1101 refresh_check ();
1102 }
1103 else
1104 w.stop ();
1105}
1106#endif
1107
1108#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1109void
1110rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
1111{
1112 if (scr_page (mouse_slip_wheel_speed))
1113 {
1114 want_refresh = 1;
1115 refresh_check ();
1116 }
1117
1118 if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
1119 {
1120 mouse_slip_wheel_speed = 0;
1121 w.stop ();
1122 }
1123}
1124#endif
1125
1126#if LINUX_YIELD_HACK
1127static struct event_handler
1128{
1129 ev::prepare yield_ev;
1130
1131 void yield_cb (ev::prepare &w, int revents)
1132 {
1133 // this should really be sched_yield(), but the linux guys thought
1134 // that giving a process calling sched_yield () less cpu time than
1135 // ones with high nice levels is a useful thing to do. It surely is is
1136 // allowed by the sus... as is returning ENOSYS.
1137 // since the linux guys additionally thought that breaking the only
1138 // known workaround against their unusable sched_yield hack is cool,
1139 // we just nanosleep a bit and hope for the best.
1140
1141 struct timespec ts = { 0, 1000 };
1142 nanosleep (&ts, 0);
1143
1144 w.stop ();
1145 }
1146
1147 event_handler ()
1148 : yield_ev (this, &event_handler::yield_cb)
1149 {
1150 }
1151} event_handler;
1152#endif
1153
1154/* make sure all the cmd data is at beginning of cmdbuf */
1155void
1156rxvt_term::cmdbuf_reify ()
1157{
1158 if (cmdbuf_ptr == cmdbuf_base)
1159 return;
1160
1161 ssize_t used = cmdbuf_endp - cmdbuf_ptr;
1162
1163 memmove (cmdbuf_base, cmdbuf_ptr, used);
1164 cmdbuf_ptr = cmdbuf_base;
1165 cmdbuf_endp = cmdbuf_ptr + used;
1166
1167}
1168
1169#if defined (KEYSYM_RESOURCE)
1170void
1171rxvt_term::cmdbuf_append (const char *str, size_t count)
1172{
1173 cmdbuf_reify ();
1174
1175 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1176
1177 if (count > avail)
1178 return;
1179
1180 memcpy (cmdbuf_endp, str, count);
1181 cmdbuf_endp += count;
1182
1183 cmd_parse ();
1184}
1185#endif
1186
1187bool
1188rxvt_term::pty_fill ()
1189{
1190 cmdbuf_reify ();
1191
1192 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1193
1194 if (!avail)
1195 {
1196 // normally this indicates a "too long" command sequence - just drop the data we have
1197 cmdbuf_ptr = cmdbuf_base;
1198 cmdbuf_endp = cmdbuf_ptr;
1199 avail = CBUFSIZ;
1200 }
1201
1202 ssize_t r = read (pty->pty, cmdbuf_endp, avail);
1203
1204 if (r > 0)
1205 {
1206 cmdbuf_endp += r;
1207 return true;
1208 }
1209 else if (r < 0 && (errno == EAGAIN || errno == EINTR))
1210 {
1211#if LINUX_YIELD_HACK
1212 if (display->is_local)
1213 event_handler.yield_ev.start ();
1214#endif
1215 }
1216 else
1217 {
1218 pty_ev.stop ();
1219
1220 if (!option (Opt_hold))
1221 destroy ();
1222 }
1223
1224 return false;
1225}
1226
1227void
1228rxvt_term::pty_cb (ev::io &w, int revents)
1229{
1230 make_current ();
1231
1232 if (revents & ev::READ)
1233 // loop, but don't allow a single term to monopolize us
1234 for (int i = CBUFCNT; i-- && pty_fill (); )
1235 cmd_parse ();
1236
1237 if (revents & ev::WRITE)
1238 pty_write ();
1239
1240 refresh_check ();
1241}
1242
1243void ecb_cold
1244rxvt_term::pointer_unblank ()
1245{
1246 XDefineCursor (dpy, vt, TermWin_cursor);
1247 recolor_cursor ();
1248
1249#ifdef POINTER_BLANK
1250 hidden_pointer = 0;
1251
1252 if (option (Opt_pointerBlank))
1253 pointer_ev.start (pointerBlankDelay);
1254#endif
1255}
1256
1257#ifdef POINTER_BLANK
1258void ecb_cold
1259rxvt_term::pointer_blank ()
1260{
1261 if (!option (Opt_pointerBlank))
1262 return;
1263
1264 XDefineCursor (dpy, vt, display->blank_cursor);
1265 XFlush (dpy);
1266
1267 hidden_pointer = 1;
1268}
1269
1270void ecb_cold
1271rxvt_term::pointer_cb (ev::timer &w, int revents)
1272{
1273 make_current ();
1274
1275 pointer_blank ();
1276}
1277#endif
1278
1279void
1280rxvt_term::mouse_report (XButtonEvent &ev)
1281{
1282 int button_number, key_state = 0;
1283 int x, y;
1284 int code = 32;
1285
1286 x = Pixel2Col (ev.x) + 1;
1287 y = Pixel2Row (ev.y) + 1;
1288
1289 if (ev.type == MotionNotify)
1290 {
1291 if (x == mouse_row && y == mouse_col)
1292 return;
1293
1294 mouse_row = x;
1295 mouse_col = y;
1296 code += 32;
1297 }
1298
1299 if (MEvent.button == AnyButton)
1300 button_number = 3;
1301 else
1302 {
1303 button_number = MEvent.button - Button1;
1304 /* add 0x3D for wheel events, like xterm does */
1305 if (button_number >= 3)
1306 button_number += 64 - 3;
1307 }
1308
1309 if (priv_modes & PrivMode_MouseX10)
1310 {
1311 /*
1312 * do not report ButtonRelease
1313 * no state info allowed
1314 */
1315 key_state = 0;
1316 if (button_number == 3)
1317 return;
1318 }
1319 else
1320 {
1321 /* XTerm mouse reporting needs these values:
1322 * 4 = Shift
1323 * 8 = Meta
1324 * 16 = Control
1325 * plus will add in our own Double-Click reporting
1326 * 32 = Double Click
1327 */
1328 key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
1329 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1330 + ((MEvent.state & ControlMask) ? 16 : 0);
1331#ifdef MOUSE_REPORT_DOUBLECLICK
1332 key_state += ((MEvent.clicks > 1) ? 32 : 0);
1333#endif
1334 }
1335
1336#if DEBUG_MOUSEREPORT
1337 fprintf (stderr, "Mouse [");
1338 if (key_state & 16)
1339 fputc ('C', stderr);
1340 if (key_state & 4)
1341 fputc ('S', stderr);
1342 if (key_state & 8)
1343 fputc ('A', stderr);
1344 if (key_state & 32)
1345 fputc ('2', stderr);
1346 fprintf (stderr, "]: <%d>, %d/%d\n",
1347 button_number,
1348 x,
1349 y);
1350#endif
1351
1352#if ENABLE_FRILLS
1353 if (priv_modes & PrivMode_ExtMouseRight)
1354 tt_printf ("\033[%d;%d;%dM",
1355 code + button_number + key_state,
1356 x,
1357 y);
1358 else if (priv_modes & PrivMode_ExtModeMouse)
1359 tt_printf ("\033[M%c%lc%lc",
1360 code + button_number + key_state,
1361 wint_t (32 + x),
1362 wint_t (32 + y));
1363 else
1364#endif
1365 tt_printf ("\033[M%c%c%c",
1366 code + button_number + key_state,
1367 32 + x,
1368 32 + y);
1369}
1370
1371/*{{{ process an X event */
1372void ecb_hot
1373rxvt_term::x_cb (XEvent &ev)
1374{
1375 make_current ();
1376
1377 dLocal (Display *, dpy);
1378
1379 if (ev.xany.window == vt
1380 && SHOULD_INVOKE (HOOK_X_EVENT)
1381 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1382 return;
1383
1384 // for XQueryPointer
1385 Window unused_root, unused_child;
1386 int unused_root_x, unused_root_y;
1387 unsigned int unused_mask;
1388
1389 switch (ev.type)
1390 {
1391 case KeyPress:
1392 key_press (ev.xkey);
1393 break;
1394
1395 case KeyRelease:
1396 key_release (ev.xkey);
1397 break;
1398
1399 case ButtonPress:
1400 button_press (ev.xbutton);
1401 break;
1402
1403 case ButtonRelease:
1404 button_release (ev.xbutton);
1405 break;
1406
1407 case ClientMessage:
1408 if (ev.xclient.format == 32
1409 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1410 {
1411 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1412 {
1413 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1414 {
1415 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1416 {
1417 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1418 destroy ();
1419 }
1420#if ENABLE_EWMH
1421 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1422 XSendEvent (dpy, ev.xclient.window = display->root,
1423 False, SubstructureRedirectMask | SubstructureNotifyMask,
1424 &ev);
1425#endif
1426 }
1427 }
1428#if ENABLE_XEMBED
1429 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1430 {
1431 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1432 focus_in ();
1433 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1434 focus_out ();
1435 }
1436#endif
1437 }
1438 break;
1439
1440 /*
1441 * XXX: this is not the _current_ arrangement
1442 * Here's my conclusion:
1443 * If the window is completely unobscured, use bitblt's
1444 * to scroll. Even then, they're only used when doing partial
1445 * screen scrolling. When partially obscured, we have to fill
1446 * in the GraphicsExpose parts, which means that after each refresh,
1447 * we need to wait for the graphics expose or Noexpose events,
1448 * which ought to make things real slow!
1449 */
1450 case VisibilityNotify:
1451 switch (ev.xvisibility.state)
1452 {
1453 case VisibilityUnobscured:
1454 refresh_type = FAST_REFRESH;
1455 break;
1456 case VisibilityPartiallyObscured:
1457 refresh_type = SLOW_REFRESH;
1458 break;
1459 default:
1460 refresh_type = NO_REFRESH;
1461 break;
1462 }
1463 break;
1464
1465 case FocusIn:
1466 if (ev.xfocus.detail != NotifyInferior
1467 && ev.xfocus.detail != NotifyPointer
1468 && ev.xfocus.mode != NotifyGrab)
1469 focus_in ();
1470 break;
1471
1472 case FocusOut:
1473 if (ev.xfocus.detail != NotifyInferior
1474 && ev.xfocus.detail != NotifyPointer
1475 && ev.xfocus.mode != NotifyGrab)
1476 focus_out ();
1477 break;
1478
1479 case ConfigureNotify:
1480 if (ev.xconfigure.window == parent)
1481 {
1482 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1483 ;
1484
1485 bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
1486
1487 bool moved = false;
1488#ifdef HAVE_BG_PIXMAP
1489 if (bg_window_position_sensitive ())
1490 {
1491 want_position_change = true;
1492 if (bg_img == 0)
1493 moved = true;
1494 }
1495#endif
1496
1497 if (want_position_change)
1498 {
1499 int x, y;
1500
1501 if (ev.xconfigure.send_event)
1502 {
1503 x = ev.xconfigure.x;
1504 y = ev.xconfigure.y;
1505 }
1506 else
1507 get_window_origin (x, y);
1508
1509 if (x != parent_x || y != parent_y)
1510 {
1511 parent_x = x;
1512 parent_y = y;
1513 HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
1514 moved = true;
1515 }
1516 }
1517
1518 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1519 {
1520 seen_resize = 1;
1521 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1522 }
1523 else
1524 {
1525#ifdef HAVE_BG_PIXMAP
1526 if (moved)
1527 update_background ();
1528#endif
1529 }
1530
1531 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1532 }
1533 break;
1534
1535 case PropertyNotify:
1536 HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
1537 break;
1538
1539 case SelectionClear:
1540 selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
1541 break;
1542
1543 case SelectionRequest:
1544 selection_send (ev.xselectionrequest);
1545 break;
1546
1547 case MapNotify:
1548#ifdef HAVE_BG_PIXMAP
1549 // This is needed at startup for the case of no window manager
1550 // or a non-reparenting window manager and also because we
1551 // defer bg image updates if the window is not mapped. The
1552 // short delay is to optimize for multiple ConfigureNotify
1553 // events at startup when the window manager reparents the
1554 // window, so as to perform the computation after we have
1555 // received all of them.
1556 if (bg_img == 0)
1557 update_background_ev.start (0.025);
1558#endif
1559 mapped = 1;
1560#ifdef TEXT_BLINK
1561 text_blink_ev.start ();
1562#endif
1563 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1564 break;
1565
1566 case UnmapNotify:
1567 mapped = 0;
1568#ifdef TEXT_BLINK
1569 text_blink_ev.stop ();
1570#endif
1571 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1572 break;
1573
1574 case GraphicsExpose:
1575 case Expose:
1576 if (ev.xany.window == vt)
1577 {
1578 do
1579 {
1580 scr_expose (ev.xexpose.x, ev.xexpose.y,
1581 ev.xexpose.width, ev.xexpose.height, false);
1582 }
1583 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1584
1585 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1586
1587 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1588 {
1589 scr_expose (ev.xexpose.x, ev.xexpose.y,
1590 ev.xexpose.width, ev.xexpose.height, false);
1591 }
1592
1593 want_refresh = 1;
1594 }
1595 else
1596 {
1597 XEvent unused_event;
1598
1599 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1600 ;
1601 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1602 ;
1603
1604 if (scrollBar.state && ev.xany.window == scrollBar.win)
1605 {
1606 scrollBar.state = SB_STATE_IDLE;
1607 scrollBar.show (0);
1608 }
1609 }
1610 break;
1611
1612 case MotionNotify:
1613#ifdef POINTER_BLANK
1614 if (hidden_pointer)
1615 pointer_unblank ();
1616#endif
1617 if ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1618 || priv_modes & PrivMode_MouseAnyEvent)
1619 mouse_report (ev.xbutton);
1620 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1621 break;
1622
1623 if (ev.xany.window == vt)
1624 {
1625 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1626 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1627 ; // nop
1628 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1629 {
1630 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1631 ;
1632
1633 XQueryPointer (dpy, vt,
1634 &unused_root, &unused_child,
1635 &unused_root_x, &unused_root_y,
1636 &ev.xbutton.x, &ev.xbutton.y,
1637 &ev.xbutton.state);
1638#ifdef MOUSE_THRESHOLD
1639 /* deal with a `jumpy' mouse */
1640 if ((ev.xmotion.time - MEvent.time) > MOUSE_THRESHOLD)
1641 {
1642#endif
1643#if ISO_14755
1644 // 5.4
1645 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1646 {
1647 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1648 break;
1649 }
1650#endif
1651 selection_extend (ev.xbutton.x, ev.xbutton.y,
1652 ev.xbutton.state & Button3Mask ? 2 : 0);
1653
1654#ifdef SELECTION_SCROLLING
1655 if (ev.xbutton.y < int_bwidth
1656 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1657 {
1658 page_dirn scroll_selection_dir;
1659 int dist;
1660
1661 /* don't clobber the current delay if we are
1662 * already in the middle of scrolling.
1663 */
1664 if (!sel_scroll_ev.is_active ())
1665 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1666
1667 /* save the event params so we can highlight
1668 * the selection in the pending-scroll loop
1669 */
1670 selection_save_x = ev.xbutton.x;
1671 selection_save_y = ev.xbutton.y;
1672 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1673
1674 /* calc number of lines to scroll */
1675 if (ev.xbutton.y < int_bwidth)
1676 {
1677 scroll_selection_dir = UP;
1678 dist = int_bwidth - ev.xbutton.y;
1679 }
1680 else
1681 {
1682 scroll_selection_dir = DN;
1683 dist = ev.xbutton.y - (int_bwidth + vt_height);
1684 }
1685
1686 scroll_selection_lines = Pixel2Height (dist)
1687 / SELECTION_SCROLL_LINE_SPEEDUP
1688 + 1;
1689 min_it (scroll_selection_lines,
1690 SELECTION_SCROLL_MAX_LINES);
1691 scroll_selection_lines *= scroll_selection_dir;
1692 }
1693 else
1694 {
1695 /* we are within the text window, so we
1696 * shouldn't be scrolling
1697 */
1698 sel_scroll_ev.stop();
1699 }
1700#endif
1701#ifdef MOUSE_THRESHOLD
1702 }
1703#endif
1704 }
1705 }
1706 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1707 {
1708 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1709 MotionNotify, &ev))
1710 ;
1711
1712 XQueryPointer (dpy, scrollBar.win,
1713 &unused_root, &unused_child,
1714 &unused_root_x, &unused_root_y,
1715 &ev.xbutton.x, &ev.xbutton.y,
1716 &unused_mask);
1717 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1718 scrollBar.size ());
1719 want_refresh = 1;
1720 scrollBar.show (1);
1721 }
1722 break;
1723 }
1724
1725#if defined(CURSOR_BLINK)
1726 if (ev.type == KeyPress)
1727 cursor_blink_reset ();
1728#endif
1729
1730#if defined(POINTER_BLANK)
1731 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1732 {
1733 if (ev.type == MotionNotify
1734 || ev.type == ButtonPress
1735 || ev.type == ButtonRelease)
1736 if (hidden_pointer)
1737 pointer_unblank ();
1738
1739 if (ev.type == KeyPress && hidden_pointer == 0)
1740 pointer_blank ();
1741 }
1742#endif
1743
1744 refresh_check ();
1745}
1746
1747#if ENABLE_FRILLS
1748void ecb_cold
1749rxvt_term::set_urgency (bool enable)
1750{
1751 if (enable == urgency_hint)
1752 return;
1753
1754 if (XWMHints *h = XGetWMHints (dpy, parent))
1755 {
1756 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1757 XSetWMHints (dpy, parent, h);
1758 urgency_hint = enable;
1759 XFree (h);
1760 }
1761}
1762#endif
1763
1764void ecb_cold
1765rxvt_term::focus_in ()
1766{
1767 if (!focus)
1768 {
1769 focus = 1;
1770 want_refresh = 1;
1771
1772#if USE_XIM
1773 if (Input_Context != NULL)
1774 {
1775 im_set_position ();
1776 XSetICFocus (Input_Context);
1777 }
1778#endif
1779#if CURSOR_BLINK
1780 if (option (Opt_cursorBlink))
1781 cursor_blink_ev.again ();
1782#endif
1783#if OFF_FOCUS_FADING
1784 if (rs[Rs_fade])
1785 {
1786 pix_colors = pix_colors_focused;
1787 scr_recolor ();
1788 }
1789#endif
1790#if ENABLE_FRILLS
1791 if (option (Opt_urgentOnBell))
1792 set_urgency (0);
1793#endif
1794
1795 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1796 }
1797}
1798
1799void ecb_cold
1800rxvt_term::focus_out ()
1801{
1802 if (focus)
1803 {
1804 focus = 0;
1805 want_refresh = 1;
1806
1807#if ENABLE_FRILLS
1808 if (option (Opt_urgentOnBell))
1809 set_urgency (0);
1810#endif
1811#if ENABLE_FRILLS || ISO_14755
1812 if (iso14755buf)
1813 {
1814 iso14755buf = 0;
1815# if ISO_14755
1816 scr_overlay_off ();
1817# endif
1818 }
1819#endif
1820#if USE_XIM
1821 if (Input_Context != NULL)
1822 XUnsetICFocus (Input_Context);
1823#endif
1824#if CURSOR_BLINK
1825 if (option (Opt_cursorBlink))
1826 cursor_blink_ev.stop ();
1827
1828 hidden_cursor = 0;
1829#endif
1830#if OFF_FOCUS_FADING
1831 if (rs[Rs_fade])
1832 {
1833 pix_colors = pix_colors_unfocused;
1834 scr_recolor ();
1835 }
1836#endif
1837
1838 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1839 }
1840}
1841
1842void ecb_cold
1843rxvt_term::update_fade_color (unsigned int idx, bool first_time)
1844{
1845#if OFF_FOCUS_FADING
1846 if (rs[Rs_fade])
1847 {
1848 if (!first_time)
1849 pix_colors_focused [idx].free (this);
1850
1851 rgba c;
1852 pix_colors [Color_fade].get (c);
1853 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1854 }
1855#endif
1856}
1857
1858#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
1859void ecb_hot
1860rxvt_term::rootwin_cb (XEvent &ev)
1861{
1862 make_current ();
1863
1864 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1865 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1866 return;
1867
1868 switch (ev.type)
1869 {
1870 case PropertyNotify:
1871 /*
1872 * if user used some Esetroot compatible prog to set the root bg,
1873 * use the property to determine the pixmap. We use it later on.
1874 */
1875 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1876 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1877 {
1878#if BG_IMAGE_FROM_ROOT
1879 if (option (Opt_transparent))
1880 {
1881 rxvt_img::new_from_root (this)->replace (root_img);
1882 update_background ();
1883 }
1884#endif
1885 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1886 }
1887
1888 break;
1889 }
1890
1891 refresh_check ();
1892}
1893#endif
1894
1895void
1896rxvt_term::button_press (XButtonEvent &ev)
1897{
1898 int reportmode = 0, clickintime;
1899
1900 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1901
1902 if (!bypass_keystate)
1903 reportmode = !! (priv_modes & PrivMode_mouse_report);
1904
1905 /*
1906 * VT window processing of button press
1907 */
1908 if (ev.window == vt)
1909 {
1910 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1911 return;
1912
1913#if ISO_14755
1914 // 5.4
1915 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1916 {
1917 iso14755_54 (ev.x, ev.y);
1918 return;
1919 }
1920#endif
1921
1922 clickintime = ev.time - MEvent.time < multiClickTime;
1923
1924 if (reportmode)
1925 {
1926 /* mouse report from vt window */
1927 /* save the xbutton state (for ButtonRelease) */
1928 MEvent.state = ev.state;
1929#ifdef MOUSE_REPORT_DOUBLECLICK
1930 if (ev.button == MEvent.button && clickintime)
1931 {
1932 /* same button, within allowed time */
1933 MEvent.clicks++;
1934
1935 if (MEvent.clicks > 1)
1936 {
1937 /* only report double clicks */
1938 MEvent.clicks = 2;
1939 mouse_report (ev);
1940
1941 /* don't report the release */
1942 MEvent.clicks = 0;
1943 MEvent.button = AnyButton;
1944 }
1945 }
1946 else
1947 {
1948 /* different button, or time expired */
1949 MEvent.clicks = 1;
1950 MEvent.button = ev.button;
1951 mouse_report (ev);
1952 }
1953#else
1954 MEvent.button = ev.button;
1955 mouse_report (ev);
1956#endif /* MOUSE_REPORT_DOUBLECLICK */
1957
764 } 1958 }
765 else 1959 else
766 { 1960 {
767 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1961 if (ev.button != MEvent.button)
768 return ch; 1962 MEvent.clicks = 0;
769 }
770 }
771 1963
772 return NOCHAR; 1964 switch (ev.button)
773}
774
775bool
776rxvt_term::pty_fill (size_t count)
777{
778 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
779
780 memmove (cmdbuf_base, cmdbuf_ptr, n);
781 cmdbuf_ptr = cmdbuf_base;
782 cmdbuf_endp = cmdbuf_ptr + n;
783
784 n = read (cmd_fd, cmdbuf_endp, count);
785
786 if (n > 0)
787 {
788 cmdbuf_endp += n;
789 return true;
790 }
791 else if (n < 0 && errno == EAGAIN)
792 return false;
793
794 rxvt_clean_exit();
795 exit(EXIT_FAILURE); /* bad order of events? */
796}
797
798void
799rxvt_term::pty_cb (io_watcher &w, short revents)
800{
801 while (pty_fill (BUFSIZ - (cmdbuf_endp - cmdbuf_ptr)))
802 {
803 /* once we know the shell is running, send the screen size. Again! */
804 //ch = rxvt_cmd_getc(aR); /* wait for something */
805 //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
806
807 uint32_t ch = NOCHAR;
808
809 for (;;)
810 {
811 if (ch == NOCHAR)
812 ch = next_char ();
813
814 if (ch == NOCHAR) // TODO: improve
815 break;
816
817 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
818 { 1965 {
819 /* Read a text string from the input buffer */ 1966 case Button1:
820 uint32_t buf[BUFSIZ]; 1967 /* allow meta + click to select rectangular areas */
821 bool refreshnow = false; 1968 /* should be done in screen.C */
822 int nlines = 0; 1969#if ENABLE_FRILLS
823 uint32_t *str = buf; 1970 selection.rect = !!(ev.state & ModMetaMask);
1971#else
1972 selection.rect = false;
1973#endif
824 1974
825 *str++ = ch; 1975 /* allow shift+left click to extend selection */
1976 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1977 {
1978 if (MEvent.button == Button1 && clickintime)
1979 selection_rotate (ev.x, ev.y);
1980 else
1981 selection_extend (ev.x, ev.y, 1);
1982 }
1983 else
1984 {
1985 if (MEvent.button == Button1 && clickintime)
1986 MEvent.clicks++;
1987 else
1988 MEvent.clicks = 1;
826 1989
1990 selection_click (MEvent.clicks, ev.x, ev.y);
1991 }
1992
1993 MEvent.button = Button1;
1994 break;
1995
1996 case Button3:
1997 if (MEvent.button == Button3 && clickintime)
1998 selection_rotate (ev.x, ev.y);
1999 else
2000 selection_extend (ev.x, ev.y, 1);
2001
2002 MEvent.button = Button3;
2003 break;
2004 }
2005 }
2006
2007 MEvent.time = ev.time;
2008 return;
2009 }
2010
2011 /*
2012 * Scrollbar window processing of button press
2013 */
2014 if (scrollBar.state && ev.window == scrollBar.win)
2015 {
2016 page_dirn direction = NO_DIR;
2017
2018 if (scrollBar.upButton (ev.y))
2019 direction = UP; /* up */
2020 else if (scrollBar.dnButton (ev.y))
2021 direction = DN; /* down */
2022
2023 scrollBar.state = SB_STATE_IDLE;
2024 /*
2025 * Rxvt-style scrollbar:
2026 * move up if mouse is above slider
2027 * move dn if mouse is below slider
2028 *
2029 * XTerm-style scrollbar:
2030 * Move display proportional to pointer location
2031 * pointer near top -> scroll one line
2032 * pointer near bot -> scroll full page
2033 */
2034#ifndef NO_SCROLLBAR_REPORT
2035 if (reportmode)
2036 {
2037 /*
2038 * Mouse report disabled scrollbar:
2039 * arrow buttons - send up/down
2040 * click on scrollbar - send pageup/down
2041 */
2042 if (direction == UP)
2043 tt_printf ("\033[A");
2044 else if (direction == DN)
2045 tt_printf ("\033[B");
2046 else
2047 switch (ev.button)
827 for (;;) 2048 {
2049 case Button2:
2050 tt_printf ("\014");
2051 break;
2052 case Button1:
2053 tt_printf ("\033[6~");
2054 break;
2055 case Button3:
2056 tt_printf ("\033[5~");
2057 break;
2058 }
2059 }
2060 else
2061#endif /* NO_SCROLLBAR_REPORT */
2062 {
2063 if (direction != NO_DIR)
2064 {
2065#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2066 if (!cont_scroll_ev.is_active ())
2067 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2068#endif
2069 if (scr_page (direction, 1))
828 { 2070 {
829 ch = next_char (); 2071 if (direction == UP)
2072 scrollBar.state = SB_STATE_UP;
2073 else
2074 scrollBar.state = SB_STATE_DOWN;
2075 }
2076 }
2077 else
2078 switch (ev.button)
2079 {
2080 case Button2:
2081 switch (scrollBar.align)
2082 {
2083 case SB_ALIGN_TOP:
2084 csrO = 0;
2085 break;
2086 case SB_ALIGN_CENTRE:
2087 csrO = (scrollBar.bot - scrollBar.top) / 2;
2088 break;
2089 case SB_ALIGN_BOTTOM:
2090 csrO = scrollBar.bot - scrollBar.top;
2091 break;
2092 }
830 2093
831 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 2094 if (scrollBar.style == SB_STYLE_XTERM
2095 || scrollBar.above_slider (ev.y)
2096 || scrollBar.below_slider (ev.y))
2097 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
2098
2099 scrollBar.state = SB_STATE_MOTION;
832 break; 2100 break;
2101
2102 case Button1:
2103 if (scrollBar.align == SB_ALIGN_CENTRE)
2104 csrO = ev.y - scrollBar.top;
2105 /* FALLTHROUGH */
2106
2107 case Button3:
2108 if (scrollBar.style != SB_STYLE_XTERM)
2109 {
2110 if (scrollBar.above_slider (ev.y))
2111# ifdef RXVT_SCROLL_FULL
2112 scr_page (UP, nrow - 1);
2113# else
2114 scr_page (UP, nrow / 4);
2115# endif
2116 else if (scrollBar.below_slider (ev.y))
2117# ifdef RXVT_SCROLL_FULL
2118 scr_page (DN, nrow - 1);
2119# else
2120 scr_page (DN, nrow / 4);
2121# endif
2122 else
2123 scrollBar.state = SB_STATE_MOTION;
2124 }
833 else 2125 else
834 { 2126 {
2127 scr_page ((ev.button == Button1 ? DN : UP),
2128 (nrow
2129 * scrollBar.position (ev.y)
2130 / scrollBar.size ()));
2131 }
2132
2133 break;
2134 }
2135 }
2136
2137 return;
2138 }
2139}
2140
2141void
2142rxvt_term::button_release (XButtonEvent &ev)
2143{
2144 int reportmode = 0;
2145
2146 csrO = 0; /* reset csr Offset */
2147 if (!bypass_keystate)
2148 reportmode = !! (priv_modes & PrivMode_mouse_report);
2149
2150 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
2151 {
2152 scrollBar.state = SB_STATE_IDLE;
2153 scrollBar.show (0);
2154 }
2155
2156#ifdef SELECTION_SCROLLING
2157 sel_scroll_ev.stop();
2158#endif
2159
2160 if (ev.window == vt)
2161 {
2162 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
2163 return;
2164
2165#if ISO_14755
2166 // 5.4
2167 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2168 return;
2169#endif
2170
2171 if (reportmode)
2172 {
2173 /* mouse report from vt window */
2174 /* don't report release of wheel "buttons" */
2175 if (ev.button >= 4)
2176 return;
2177#ifdef MOUSE_REPORT_DOUBLECLICK
2178 /* only report the release of 'slow' single clicks */
2179 if (MEvent.button != AnyButton
2180 && (ev.button != MEvent.button
2181 || (ev.time - MEvent.time
2182 > multiClickTime / 2)))
2183 {
2184 MEvent.clicks = 0;
2185 MEvent.button = AnyButton;
2186 mouse_report (ev);
2187 }
2188#else /* MOUSE_REPORT_DOUBLECLICK */
2189 MEvent.button = AnyButton;
2190 mouse_report (ev);
2191#endif /* MOUSE_REPORT_DOUBLECLICK */
2192 return;
2193 }
2194
2195 /*
2196 * dumb hack to compensate for the failure of click-and-drag
2197 * when overriding mouse reporting
2198 */
2199 if (priv_modes & PrivMode_mouse_report
2200 && bypass_keystate
2201 && ev.button == Button1 && MEvent.clicks <= 1)
2202 selection_extend (ev.x, ev.y, 0);
2203
2204 switch (ev.button)
2205 {
2206 case Button1:
2207 case Button3:
2208 selection_make (ev.time);
2209 break;
2210
2211 case Button2:
2212 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
2213 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2214 break;
2215
2216#ifdef MOUSE_WHEEL
2217 case Button4:
2218 case Button5:
2219 {
2220 int lines;
2221 page_dirn dirn;
2222
2223 dirn = ev.button == Button4 ? UP : DN;
2224
2225 if (ev.state & ShiftMask)
2226 lines = 1;
2227 else if (option (Opt_mouseWheelScrollPage))
2228 lines = nrow - 1;
2229 else
2230 lines = 5;
2231
2232# ifdef MOUSE_SLIP_WHEELING
2233 if (ev.state & ControlMask)
2234 {
2235 mouse_slip_wheel_speed += dirn;
2236 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
2237
2238 if (!slip_wheel_ev.is_active ())
2239 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2240 }
2241 else
2242# endif
2243 {
2244 scr_page (dirn, lines);
2245 scrollBar.show (1);
2246 }
2247 }
2248 break;
2249#endif
2250 }
2251 }
2252}
2253
2254/*}}} */
2255
2256void ecb_hot
2257rxvt_term::cmd_parse ()
2258{
2259 wchar_t ch = NOCHAR;
2260 char *seq_begin; // remember start of esc-sequence here
2261
2262 for (;;)
2263 {
2264 if (ecb_unlikely (ch == NOCHAR))
2265 {
2266 seq_begin = cmdbuf_ptr;
2267 ch = next_char ();
2268
2269 if (ch == NOCHAR)
2270 break;
2271 }
2272
2273 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2274 {
2275 if (ecb_unlikely (!seen_input))
2276 {
2277 seen_input = 1;
2278 // many badly-written programs (e.g. jed) contain a race condition:
2279 // they first read the screensize and then install a SIGWINCH handler.
2280 // some window managers resize the window early, and these programs
2281 // then sometimes get the size wrong.
2282 // unfortunately other programs are even more buggy and dislike
2283 // being sent SIGWINCH, so only do it when we were in fact being
2284 // resized.
2285 if (seen_resize && cmd_pid)
2286 kill (-cmd_pid, SIGWINCH);
2287 }
2288
2289 /* Read a text string from the input buffer */
2290 wchar_t buf[UBUFSIZ];
2291 bool refreshnow = false;
2292 int nlines = 0;
2293 wchar_t *str = buf;
2294 wchar_t *eol = str + min (ncol, UBUFSIZ);
2295
2296 for (;;)
2297 {
2298 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2299 break;
2300
835 *str++ = ch; 2301 *str++ = ch;
836 2302
2303 if (ecb_unlikely (ch == C0_LF || str >= eol))
2304 {
837 if (ch == '\n') 2305 if (ch == C0_LF)
2306 nlines++;
2307
2308 refresh_count++;
2309
2310 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2311 {
2312 refresh_count = 0;
2313
2314 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
838 { 2315 {
839 nlines++;
840 refresh_count++;
841
842 if (!(Options & Opt_jumpScroll)
843 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
844 {
845 refreshnow = true; 2316 refreshnow = true;
846 ch = NOCHAR; 2317 ch = NOCHAR;
847 break; 2318 break;
848 }
849 } 2319 }
2320 }
850 2321
2322 // scr_add_lines only works for nlines <= nrow - 1.
2323 if (nlines >= nrow - 1)
2324 {
2325 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2326 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2327 scr_add_lines (buf, str - buf, nlines);
2328
2329 nlines = 0;
2330 str = buf;
2331 eol = str + min (ncol, UBUFSIZ);
2332 }
2333
2334 if (str >= eol)
2335 {
851 if (str >= buf + BUFSIZ) 2336 if (eol >= buf + UBUFSIZ)
852 { 2337 {
853 ch = NOCHAR; 2338 ch = NOCHAR;
854 break; 2339 break;
855 } 2340 }
2341 else
2342 eol = min (eol + ncol, buf + UBUFSIZ);
856 } 2343 }
2344
857 } 2345 }
858 2346
859 rxvt_scr_add_lines (this, buf, nlines, str - buf); 2347 seq_begin = cmdbuf_ptr;
860 2348 ch = next_char ();
861 /*
862 * If there have been a lot of new lines, then update the screen
863 * What the heck I'll cheat and only refresh less than every page-full.
864 * the number of pages between refreshes is refresh_limit, which
865 * is incremented here because we must be doing flat-out scrolling.
866 *
867 * refreshing should be correct for small scrolls, because of the
868 * time-out
869 */
870 if (refreshnow)
871 {
872 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
873 refresh_limit++;
874
875 rxvt_scr_refresh (this, refresh_type);
876 }
877
878 } 2349 }
2350
2351 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2352 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2353 scr_add_lines (buf, str - buf, nlines);
2354
879 else 2355 /*
2356 * If there have been a lot of new lines, then update the screen
2357 * What the heck we'll cheat and only refresh less than every page-full.
2358 * if skipScroll is enabled.
2359 */
2360 if (refreshnow)
880 { 2361 {
881 switch (ch) 2362 scr_refresh ();
882 { 2363 want_refresh = 1;
883 default:
884 rxvt_process_nonprinting (this, ch);
885 break;
886 case C0_ESC: /* escape char */
887 rxvt_process_escape_seq (this);
888 break;
889 /*case 0x9b: */ /* CSI */
890 /* rxvt_process_csi_seq (this); */
891 }
892
893 ch = NOCHAR;
894 } 2364 }
895 } 2365 }
896 } 2366 else
897
898 flush ();
899}
900
901void
902rxvt_term::flush ()
903{
904#ifdef TRANSPARENT
905 if (want_full_refresh)
906 {
907 want_full_refresh = 0;
908 rxvt_scr_clear (this);
909 rxvt_scr_touch (this, False);
910 want_refresh = 1;
911 }
912#endif
913
914 if (want_refresh)
915 {
916 rxvt_scr_refresh (this, refresh_type);
917 rxvt_scrollbar_show (this, 1);
918#ifdef USE_XIM
919 rxvt_IMSendSpot (this);
920#endif
921 }
922
923 XFlush (Xdisplay);
924}
925
926/* rxvt_cmd_getc() - Return next input character */
927/*
928 * Return the next input character after first passing any keyboard input
929 * to the command.
930 */
931/* INTPROTO */
932uint32_t
933rxvt_cmd_getc(pR)
934{
935 for (;;)
936 {
937 uint32_t c = R->next_char ();
938 if (c != NOCHAR)
939 return c;
940
941 // incomplete sequences should occur rarely, still, a better solution
942 // would be preferred. either setjmp/longjmp or better design.
943 fcntl (R->cmd_fd, F_SETFL, 0);
944 R->pty_fill (1);
945 fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);
946 }
947
948#define TIMEOUT_USEC 5000
949 fd_set readfds;
950 int quick_timeout, select_res;
951 int want_motion_time, want_keypress_time;
952 struct timeval value;
953#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
954 struct timeval tp;
955#endif
956
957 for (;;) {
958 /* loop until we can return something */
959
960 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
961 rxvt_tt_write(aR_ NULL, 0);
962
963#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
964 tp.tv_sec = 0; /* presume == 0 implies time not yet retrieved */
965#endif
966#if defined(CURSOR_BLINK)
967 want_keypress_time = 0;
968#endif
969#if defined(POINTER_BLANK)
970 want_motion_time = 0;
971#endif
972
973 if (XPending (R->Xdisplay))
974 { 2367 {
975 R->process_x_events ();
976
977 /* in case button actions pushed chars to cmdbuf */
978 if (R->cmdbuf_ptr < R->cmdbuf_endp)
979 return *R->cmdbuf_ptr++;
980 }
981
982#if defined(CURSOR_BLINK)
983 if (want_keypress_time) {
984 (void)gettimeofday(&tp, NULL);
985 R->lastcursorchange.tv_sec = tp.tv_sec;
986 R->lastcursorchange.tv_usec = tp.tv_usec;
987 }
988#endif
989#if defined(POINTER_BLANK)
990 if (want_motion_time) {
991 if (!tp.tv_sec)
992 (void)gettimeofday(&tp, NULL);
993 R->lastmotion.tv_sec = tp.tv_sec;
994 R->lastmotion.tv_usec = tp.tv_usec;
995 }
996#endif
997
998/*
999 * the command input buffer is empty and we have no pending X events
1000 */
1001 quick_timeout = 0;
1002
1003#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1004 if (R->mouse_slip_wheel_speed) {
1005 quick_timeout = 1;
1006 if (!R->mouse_slip_wheel_delay--
1007 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
1008 abs(R->mouse_slip_wheel_speed))) {
1009 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1010 R->refresh_type |= SMOOTH_REFRESH;
1011 R->want_refresh = 1;
1012 }
1013 }
1014#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
1015#ifdef SELECTION_SCROLLING
1016 if (R->pending_scroll_selection) {
1017 quick_timeout = 1;
1018 if (!R->scroll_selection_delay--
1019 && rxvt_scr_page(aR_ R->scroll_selection_dir,
1020 R->scroll_selection_lines)) {
1021 rxvt_selection_extend(aR_ R->selection_save_x,
1022 R->selection_save_y, R->selection_save_state);
1023 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
1024 R->refresh_type |= SMOOTH_REFRESH;
1025 R->want_refresh = 1;
1026 }
1027 }
1028#endif
1029#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1030 if (scrollbar_isUp() || scrollbar_isDn()) {
1031 quick_timeout = 1;
1032 if (!R->scroll_arrow_delay--
1033 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
1034 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
1035 R->refresh_type |= SMOOTH_REFRESH;
1036 R->want_refresh = 1;
1037 }
1038 }
1039#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1040
1041 FD_ZERO(&readfds);
1042 FD_SET(R->cmd_fd, &readfds);
1043 FD_SET(R->Xfd, &readfds);
1044 value.tv_usec = TIMEOUT_USEC;
1045 value.tv_sec = 0;
1046
1047 if (!R->TermWin.mapped)
1048 quick_timeout = 0;
1049 else {
1050 quick_timeout |= R->want_refresh;
1051#ifdef TRANSPARENT
1052 quick_timeout |= R->want_full_refresh;
1053#endif
1054 }
1055
1056#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
1057 {
1058 int set_quick_timeout = 0;
1059 long csdiff, psdiff;
1060
1061#define BLINK_TIME 500000L
1062 csdiff = psdiff = 60000000L; /* or, say, LONG_MAX */
1063# if defined(CURSOR_BLINK)
1064 if (R->Options & Opt_cursorBlink) {
1065 if (!tp.tv_sec) /* didn't get it before so get it now */
1066 (void)gettimeofday(&tp, NULL);
1067
1068 csdiff = (tp.tv_sec - R->lastcursorchange.tv_sec) * 1000000L
1069 + tp.tv_usec - R->lastcursorchange.tv_usec;
1070 if (csdiff > BLINK_TIME) { /* XXX: settable blink times */
1071 R->lastcursorchange.tv_sec = tp.tv_sec;
1072 R->lastcursorchange.tv_usec = tp.tv_usec;
1073 R->hidden_cursor = !R->hidden_cursor;
1074 csdiff = 0;
1075 } else
1076 csdiff = BLINK_TIME - csdiff;
1077 set_quick_timeout = 1;
1078 }
1079# endif
1080# if defined(POINTER_BLANK)
1081 /*
1082 * If we haven't moved the pointer for a while
1083 */
1084 if ((R->Options & Opt_pointerBlank)
1085 && (R->pointerBlankDelay > 0)
1086 && (R->hidden_pointer == 0)) {
1087 long pdelay;
1088
1089 if (!tp.tv_sec) /* didn't get it before so get it now */
1090 (void)gettimeofday(&tp, NULL);
1091 psdiff = (tp.tv_sec - R->lastmotion.tv_sec) * 1000000L
1092 + tp.tv_usec - R->lastmotion.tv_usec;
1093 pdelay = R->pointerBlankDelay * 1000000L;
1094 if (psdiff >= pdelay)
1095 rxvt_pointer_blank(aR);
1096 else {
1097 set_quick_timeout = 1;
1098 psdiff = pdelay - psdiff;
1099 }
1100 }
1101# endif
1102 if (!quick_timeout && set_quick_timeout) {
1103 MIN_IT(csdiff, psdiff);
1104 value.tv_sec = csdiff / 1000000L;
1105 value.tv_usec = csdiff % 1000000L;
1106 quick_timeout = 1;
1107 }
1108 }
1109#endif
1110
1111 if ((select_res = select(R->num_fds, &readfds, NULL, NULL,
1112 (quick_timeout ? &value : NULL))) == 0) {
1113 /* select statement timed out - we're not hard and fast scrolling */
1114 R->refresh_limit = 1;
1115 }
1116#if defined(CURSOR_BLINK)
1117 if (R->Options & Opt_cursorBlink)
1118 R->want_refresh = 1;
1119#endif
1120 }
1121}
1122
1123/* EXTPROTO */
1124void
1125rxvt_pointer_unblank(pR)
1126{
1127 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->TermWin_cursor);
1128 rxvt_recolour_cursor(aR);
1129#ifdef POINTER_BLANK
1130 R->hidden_pointer = 0;
1131 if (R->pointerBlankDelay > 0) {
1132 struct timeval tp;
1133
1134 (void)gettimeofday(&tp, NULL);
1135 R->lastmotion.tv_sec = tp.tv_sec;
1136 R->lastmotion.tv_usec = tp.tv_usec;
1137 }
1138#endif
1139}
1140
1141#ifdef POINTER_BLANK
1142/* INTPROTO */
1143void
1144rxvt_pointer_blank(pR)
1145{
1146 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->pointer_blank);
1147 XFlush(R->Xdisplay);
1148 R->hidden_pointer = 1;
1149}
1150#endif
1151
1152/* INTPROTO */
1153void
1154rxvt_mouse_report(pR_ const XButtonEvent *ev)
1155{
1156 int button_number, key_state = 0;
1157 int x, y;
1158
1159 x = ev->x;
1160 y = ev->y;
1161 rxvt_pixel_position(aR_ &x, &y);
1162
1163 if (R->MEvent.button == AnyButton) {
1164 button_number = 3;
1165 } else {
1166 button_number = R->MEvent.button - Button1;
1167 /* add 0x3D for wheel events, like xterm does */
1168 if (button_number >= 3)
1169 button_number += (64 - 3);
1170 }
1171
1172 if (R->PrivateModes & PrivMode_MouseX10) {
1173 /*
1174 * do not report ButtonRelease
1175 * no state info allowed
1176 */
1177 key_state = 0;
1178 if (button_number == 3)
1179 return;
1180 } else {
1181 /* XTerm mouse reporting needs these values:
1182 * 4 = Shift
1183 * 8 = Meta
1184 * 16 = Control
1185 * plus will add in our own Double-Click reporting
1186 * 32 = Double Click
1187 */
1188 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1189 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1190 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1191#ifdef MOUSE_REPORT_DOUBLECLICK
1192 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1193#endif
1194 }
1195
1196#ifdef DEBUG_MOUSEREPORT
1197 fprintf(stderr, "Mouse [");
1198 if (key_state & 16)
1199 fputc('C', stderr);
1200 if (key_state & 4)
1201 fputc('S', stderr);
1202 if (key_state & 8)
1203 fputc('A', stderr);
1204 if (key_state & 32)
1205 fputc('2', stderr);
1206 fprintf(stderr, "]: <%d>, %d/%d\n",
1207 button_number,
1208 x + 1,
1209 y + 1);
1210#else
1211 rxvt_tt_printf(aR_ "\033[M%c%c%c",
1212 (32 + button_number + key_state),
1213 (32 + x + 1),
1214 (32 + y + 1));
1215#endif
1216}
1217
1218#ifdef USING_W11LIB
1219/* EXTPROTO */
1220void
1221rxvt_W11_process_x_event(XEvent *ev)
1222{
1223 rxvt_t *r = rxvt_get_r();
1224
1225 rxvt_process_x_event(aR_ ev);
1226}
1227#endif
1228
1229/*{{{ process an X event */
1230/* INTPROTO */
1231void
1232rxvt_process_x_event(pR_ XEvent *ev)
1233{
1234 int i, want_timeout;
1235 Window unused_root, unused_child;
1236 int unused_root_x, unused_root_y;
1237 unsigned int unused_mask;
1238 struct timeval tp;
1239
1240#ifdef DEBUG_X
1241 const char *const eventnames[] =
1242 { /* mason - this matches my system */
1243 "",
1244 "",
1245 "KeyPress",
1246 "KeyRelease",
1247 "ButtonPress",
1248 "ButtonRelease",
1249 "MotionNotify",
1250 "EnterNotify",
1251 "LeaveNotify",
1252 "FocusIn",
1253 "FocusOut",
1254 "KeymapNotify",
1255 "Expose",
1256 "GraphicsExpose",
1257 "NoExpose",
1258 "VisibilityNotify",
1259 "CreateNotify",
1260 "DestroyNotify",
1261 "UnmapNotify",
1262 "MapNotify",
1263 "MapRequest",
1264 "ReparentNotify",
1265 "ConfigureNotify",
1266 "ConfigureRequest",
1267 "GravityNotify",
1268 "ResizeRequest",
1269 "CirculateNotify",
1270 "CirculateRequest",
1271 "PropertyNotify",
1272 "SelectionClear",
1273 "SelectionRequest",
1274 "SelectionNotify",
1275 "ColormapNotify",
1276 "ClientMessage",
1277 "MappingNotify"
1278 };
1279 struct tm *ltt;
1280#endif
1281
1282 /*
1283 * check if we need to get the time for any timeouts
1284 */
1285
1286 for (i = NUM_TIMEOUTS; i--; )
1287 if (R->timeout[i].tv_sec) {
1288 want_timeout = 1;
1289 break;
1290 }
1291
1292#ifndef DEBUG_X
1293 if (want_timeout)
1294#endif
1295 (void)gettimeofday(&tp, NULL);
1296
1297#ifdef DEBUG_X
1298 ltt = localtime(&(tp.tv_sec));
1299 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));
1300#endif
1301
1302 /* X event timeouts */
1303 if (want_timeout)
1304 for (i = NUM_TIMEOUTS; i--; ) {
1305 if (R->timeout[i].tv_sec == 0)
1306 continue;
1307 if ((tp.tv_sec < R->timeout[i].tv_sec)
1308 || (tp.tv_sec == R->timeout[i].tv_sec
1309 && tp.tv_usec < R->timeout[i].tv_usec))
1310 continue;
1311 R->timeout[i].tv_sec = 0;
1312 switch(i) {
1313 case TIMEOUT_INCR:
1314 rxvt_print_error("data loss: timeout on INCR selection paste");
1315 R->selection_wait = Sel_none;
1316 break;
1317 default:
1318 break;
1319 }
1320 }
1321
1322 switch (ev->type) {
1323 case KeyPress:
1324 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1325 break;
1326
1327#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1328 case KeyRelease:
1329 {
1330 if (!(ev->xkey.state & ControlMask))
1331 R->mouse_slip_wheel_speed = 0;
1332 else {
1333 KeySym ks;
1334
1335 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1336 if (ks == XK_Control_L || ks == XK_Control_R)
1337 R->mouse_slip_wheel_speed = 0;
1338 }
1339 break;
1340 }
1341#endif
1342
1343 case ButtonPress:
1344 rxvt_button_press(aR_ (XButtonEvent *)ev);
1345 break;
1346
1347 case ButtonRelease:
1348 rxvt_button_release(aR_ (XButtonEvent *)ev);
1349 break;
1350
1351 case ClientMessage:
1352 if (ev->xclient.format == 32
1353 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1354 exit(EXIT_SUCCESS);
1355#ifdef OFFIX_DND
1356 /* OffiX Dnd (drag 'n' drop) protocol */
1357 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1358 && (ev->xclient.data.l[0] == DndFile
1359 || ev->xclient.data.l[0] == DndDir
1360 || ev->xclient.data.l[0] == DndLink)) {
1361 /* Get Dnd data */
1362 Atom ActualType;
1363 int ActualFormat;
1364 unsigned char *data;
1365 unsigned long Size, RemainingBytes;
1366
1367 XGetWindowProperty(R->Xdisplay, Xroot,
1368 R->xa[XA_DNDSELECTION],
1369 0L, 1000000L,
1370 False, AnyPropertyType,
1371 &ActualType, &ActualFormat,
1372 &Size, &RemainingBytes,
1373 &data);
1374 XChangeProperty(R->Xdisplay, Xroot,
1375 XA_CUT_BUFFER0, XA_STRING,
1376 8, PropModeReplace,
1377 data, STRLEN(data));
1378 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1379 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1380 }
1381#endif /* OFFIX_DND */
1382 break;
1383
1384 case MappingNotify:
1385 XRefreshKeyboardMapping(&(ev->xmapping));
1386 break;
1387
1388 /*
1389 * XXX: this is not the _current_ arrangement
1390 * Here's my conclusion:
1391 * If the window is completely unobscured, use bitblt's
1392 * to scroll. Even then, they're only used when doing partial
1393 * screen scrolling. When partially obscured, we have to fill
1394 * in the GraphicsExpose parts, which means that after each refresh,
1395 * we need to wait for the graphics expose or Noexpose events,
1396 * which ought to make things real slow!
1397 */
1398 case VisibilityNotify:
1399 switch (ev->xvisibility.state) {
1400 case VisibilityUnobscured:
1401 R->refresh_type = FAST_REFRESH;
1402 break;
1403 case VisibilityPartiallyObscured:
1404 R->refresh_type = SLOW_REFRESH;
1405 break;
1406 default:
1407 R->refresh_type = NO_REFRESH;
1408 break;
1409 }
1410 break;
1411
1412 case FocusIn:
1413 if (!R->TermWin.focus) {
1414 R->TermWin.focus = 1;
1415 R->want_refresh = 1;
1416#ifdef USE_XIM
1417 if (R->Input_Context != NULL)
1418 XSetICFocus(R->Input_Context);
1419#endif
1420#ifdef CURSOR_BLINK
1421 if (R->Options & Opt_cursorBlink)
1422 R->blink_ev.start (NOW + BLINK_INTERVAL);
1423#endif
1424 }
1425 break;
1426
1427 case FocusOut:
1428 if (R->TermWin.focus) {
1429 R->TermWin.focus = 0;
1430 R->want_refresh = 1;
1431#ifdef USE_XIM
1432 if (R->Input_Context != NULL)
1433 XUnsetICFocus(R->Input_Context);
1434#endif
1435#ifdef CURSOR_BLINK
1436 if (R->Options & Opt_cursorBlink)
1437 R->blink_ev.stop ();
1438 R->hidden_cursor = 0;
1439#endif
1440 }
1441 break;
1442
1443 case ConfigureNotify:
1444 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1445 int height, width;
1446
1447 do { /* Wrap lots of configures into one */
1448 width = ev->xconfigure.width;
1449 height = ev->xconfigure.height;
1450 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1451 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1452 ConfigureNotify, ev));
1453 if (R->szHint.width != width || R->szHint.height != height) {
1454 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1455 rxvt_resize_all_windows(aR_ (unsigned int)width,
1456 (unsigned int)height, 1);
1457 }
1458#ifdef DEBUG_SIZE
1459 else {
1460 D_SIZE((stderr, "Size: Not resizing"));
1461 }
1462#endif
1463#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1464 if (R->Options & Opt_transparent) {
1465 rxvt_check_our_parents(aR);
1466 if (R->am_transparent)
1467 R->want_full_refresh = 1;
1468 }
1469#endif
1470 }
1471 break;
1472
1473 case SelectionClear:
1474 rxvt_selection_clear(aR);
1475 break;
1476
1477 case SelectionNotify:
1478 if (R->selection_wait == Sel_normal)
1479 rxvt_selection_paste(aR_ ev->xselection.requestor,
1480 ev->xselection.property, True);
1481 break;
1482
1483 case SelectionRequest:
1484 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1485 break;
1486
1487 case UnmapNotify:
1488 R->TermWin.mapped = 0;
1489 break;
1490
1491 case MapNotify:
1492 R->TermWin.mapped = 1;
1493 break;
1494
1495 case PropertyNotify:
1496 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1497 if (ev->xproperty.state == PropertyNewValue)
1498 rxvt_selection_property(aR_ ev->xproperty.window,
1499 ev->xproperty.atom);
1500 break;
1501 }
1502#ifdef TRANSPARENT
1503 /*
1504 * if user used some Esetroot compatible prog to set the root bg,
1505 * use the property to determine the pixmap. We use it later on.
1506 */
1507 if (R->xa[XA_XROOTPMAPID] == 0)
1508 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1509 "_XROOTPMAP_ID", False);
1510 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1511 break;
1512 /* FALLTHROUGH */
1513 case ReparentNotify:
1514 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1515 if (R->am_transparent)
1516 R->want_full_refresh = 1;
1517 }
1518#endif /* TRANSPARENT */
1519 break;
1520
1521 case GraphicsExpose:
1522 case Expose:
1523 if (ev->xany.window == R->TermWin.vt) {
1524#ifdef NO_SLOW_LINK_SUPPORT
1525 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1526 ev->xexpose.width, ev->xexpose.height, False);
1527#else
1528 // don't understand this, so commented it out
1529 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1530 ev->xexpose.width, ev->xexpose.height, False);
1531 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1532 // ev->xexpose.width, R->TermWin.height, False);
1533#endif
1534 R->want_refresh = 1;
1535 } else {
1536 XEvent unused_xevent;
1537
1538 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1539 Expose,
1540 &unused_xevent)) ;
1541 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1542 GraphicsExpose,
1543 &unused_xevent)) ;
1544 if (isScrollbarWindow(ev->xany.window)) {
1545 scrollbar_setIdle();
1546 rxvt_scrollbar_show(aR_ 0);
1547 }
1548#ifdef MENUBAR
1549 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1550 rxvt_menubar_expose(aR);
1551#endif
1552#ifdef RXVT_GRAPHICS
1553 rxvt_Gr_expose(aR_ ev->xany.window);
1554#endif
1555 }
1556 break;
1557
1558 case MotionNotify:
1559#ifdef POINTER_BLANK
1560 if (R->hidden_pointer)
1561 rxvt_pointer_unblank(aR);
1562#endif
1563#if MENUBAR
1564 if (isMenuBarWindow(ev->xany.window)) {
1565 rxvt_menubar_control(aR_ &(ev->xbutton));
1566 break;
1567 }
1568#endif
1569 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1570 break;
1571
1572 if (ev->xany.window == R->TermWin.vt) {
1573 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1574 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1575 MotionNotify, ev)) ;
1576 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1577 &unused_root, &unused_child,
1578 &unused_root_x, &unused_root_y,
1579 &(ev->xbutton.x), &(ev->xbutton.y),
1580 &unused_mask);
1581#ifdef MOUSE_THRESHOLD
1582 /* deal with a `jumpy' mouse */
1583 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1584#endif
1585 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1586 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1587#ifdef SELECTION_SCROLLING
1588 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1589 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1590 int dist;
1591
1592 R->pending_scroll_selection=1;
1593
1594 /* don't clobber the current delay if we are
1595 * already in the middle of scrolling.
1596 */
1597 if (R->scroll_selection_delay<=0)
1598 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1599
1600 /* save the event params so we can highlight
1601 * the selection in the pending-scroll loop
1602 */
1603 R->selection_save_x=ev->xbutton.x;
1604 R->selection_save_y=ev->xbutton.y;
1605 R->selection_save_state=
1606 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1607
1608 /* calc number of lines to scroll */
1609 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1610 R->scroll_selection_dir = UP;
1611 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1612 }
1613 else {
1614 R->scroll_selection_dir = DN;
1615 dist = ev->xbutton.y -
1616 (R->TermWin.int_bwidth + R->TermWin.height);
1617 }
1618 R->scroll_selection_lines=(Pixel2Height(dist)/
1619 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1620 MIN_IT(R->scroll_selection_lines,
1621 SELECTION_SCROLL_MAX_LINES);
1622 }
1623 else {
1624 /* we are within the text window, so we
1625 * shouldn't be scrolling
1626 */
1627 R->pending_scroll_selection = 0;
1628 }
1629#endif
1630#ifdef MOUSE_THRESHOLD
1631 }
1632#endif
1633 }
1634 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1635 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1636 MotionNotify, ev)) ;
1637 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1638 &unused_root, &unused_child,
1639 &unused_root_x, &unused_root_y,
1640 &(ev->xbutton.x), &(ev->xbutton.y),
1641 &unused_mask);
1642 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1643 scrollbar_size());
1644 rxvt_scr_refresh(aR_ R->refresh_type);
1645 R->refresh_limit = 0;
1646 rxvt_scrollbar_show(aR_ 1);
1647 }
1648 break;
1649 }
1650}
1651
1652/* INTPROTO */
1653void
1654rxvt_button_press(pR_ XButtonEvent *ev)
1655{
1656 int reportmode = 0, clickintime;
1657
1658 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1659 if (!R->bypass_keystate)
1660 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1661/*
1662 * VT window processing of button press
1663 */
1664 if (ev->window == R->TermWin.vt)
1665 {
1666#if RXVT_GRAPHICS
1667 if (ev->subwindow != None)
1668 rxvt_Gr_ButtonPress(ev->x, ev->y);
1669 else
1670#endif
1671 { 2368 try
1672 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1673 if (reportmode)
1674 { 2369 {
1675 /* mouse report from vt window */ 2370 process_nonprinting (ch);
1676 /* save the xbutton state (for ButtonRelease) */
1677 R->MEvent.state = ev->state;
1678#ifdef MOUSE_REPORT_DOUBLECLICK
1679 if (ev->button == R->MEvent.button && clickintime)
1680 {
1681 /* same button, within alloted time */
1682 R->MEvent.clicks++;
1683 if (R->MEvent.clicks > 1)
1684 {
1685 /* only report double clicks */
1686 R->MEvent.clicks = 2;
1687 rxvt_mouse_report(aR_ ev);
1688
1689 /* don't report the release */
1690 R->MEvent.clicks = 0;
1691 R->MEvent.button = AnyButton;
1692 }
1693 }
1694 else
1695 {
1696 /* different button, or time expired */
1697 R->MEvent.clicks = 1;
1698 R->MEvent.button = ev->button;
1699 rxvt_mouse_report(aR_ ev);
1700 }
1701#else
1702 R->MEvent.button = ev->button;
1703 rxvt_mouse_report(aR_ ev);
1704#endif /* MOUSE_REPORT_DOUBLECLICK */
1705 }
1706 else 2371 }
2372 catch (const class out_of_input &o)
1707 { 2373 {
1708 if (ev->button != R->MEvent.button) 2374 // we ran out of input, retry later
1709 R->MEvent.clicks = 0; 2375 cmdbuf_ptr = seq_begin;
1710 switch (ev->button)
1711 {
1712 case Button1:
1713 if (R->MEvent.button == Button1 && clickintime)
1714 R->MEvent.clicks++;
1715 else
1716 R->MEvent.clicks = 1;
1717 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1718 R->MEvent.button = Button1;
1719 break; 2376 break;
1720
1721 case Button3:
1722 if (R->MEvent.button == Button3 && clickintime)
1723 rxvt_selection_rotate(aR_ ev->x, ev->y);
1724 else
1725 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1726 R->MEvent.button = Button3;
1727 break;
1728 } 2377 }
1729 } 2378
1730 R->MEvent.time = ev->time; 2379 ch = NOCHAR;
1731 return;
1732 }
1733 } 2380 }
1734
1735/*
1736 * Scrollbar window processing of button press
1737 */
1738 if (isScrollbarWindow(ev->window))
1739 {
1740 scrollbar_setIdle();
1741 /*
1742 * Rxvt-style scrollbar:
1743 * move up if mouse is above slider
1744 * move dn if mouse is below slider
1745 *
1746 * XTerm-style scrollbar:
1747 * Move display proportional to pointer location
1748 * pointer near top -> scroll one line
1749 * pointer near bot -> scroll full page
1750 */
1751#ifndef NO_SCROLLBAR_REPORT
1752 if (reportmode) {
1753 /*
1754 * Mouse report disabled scrollbar:
1755 * arrow buttons - send up/down
1756 * click on scrollbar - send pageup/down
1757 */
1758 if ((R->scrollBar.style == R_SB_NEXT
1759 && scrollbarnext_upButton(ev->y))
1760 || (R->scrollBar.style == R_SB_RXVT
1761 && scrollbarrxvt_upButton(ev->y)))
1762 rxvt_tt_printf(aR_ "\033[A");
1763 else if ((R->scrollBar.style == R_SB_NEXT
1764 && scrollbarnext_dnButton(ev->y))
1765 || (R->scrollBar.style == R_SB_RXVT
1766 && scrollbarrxvt_dnButton(ev->y)))
1767 rxvt_tt_printf(aR_ "\033[B");
1768 else
1769 switch (ev->button) {
1770 case Button2:
1771 rxvt_tt_printf(aR_ "\014");
1772 break;
1773 case Button1:
1774 rxvt_tt_printf(aR_ "\033[6~");
1775 break;
1776 case Button3:
1777 rxvt_tt_printf(aR_ "\033[5~");
1778 break;
1779 }
1780 }
1781 else
1782#endif /* NO_SCROLLBAR_REPORT */
1783 {
1784 char upordown = 0;
1785
1786 if (R->scrollBar.style == R_SB_NEXT) {
1787 if (scrollbarnext_upButton(ev->y))
1788 upordown = -1; /* up */
1789 else if (scrollbarnext_dnButton(ev->y))
1790 upordown = 1; /* down */
1791 } else if (R->scrollBar.style == R_SB_RXVT) {
1792 if (scrollbarrxvt_upButton(ev->y))
1793 upordown = -1; /* up */
1794 else if (scrollbarrxvt_dnButton(ev->y))
1795 upordown = 1; /* down */
1796 } 2381 }
1797 if (upordown) {
1798#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1799 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1800#endif
1801 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1802 if (upordown < 0)
1803 scrollbar_setUp();
1804 else
1805 scrollbar_setDn();
1806 }
1807 } else
1808 switch (ev->button) {
1809 case Button2:
1810 switch (R->scrollbar_align) {
1811 case R_SB_ALIGN_TOP:
1812 R->csrO = 0;
1813 break;
1814 case R_SB_ALIGN_CENTRE:
1815 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1816 break;
1817 case R_SB_ALIGN_BOTTOM:
1818 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1819 break;
1820 }
1821 if (R->scrollBar.style == R_SB_XTERM
1822 || scrollbar_above_slider(ev->y)
1823 || scrollbar_below_slider(ev->y))
1824 rxvt_scr_move_to(aR_
1825 scrollbar_position(ev->y) - R->csrO,
1826 scrollbar_size());
1827 scrollbar_setMotion();
1828 break;
1829
1830 case Button1:
1831 if (R->scrollbar_align == R_SB_ALIGN_CENTRE)
1832 R->csrO = ev->y - R->scrollBar.top;
1833 /* FALLTHROUGH */
1834
1835 case Button3:
1836 if (R->scrollBar.style != R_SB_XTERM) {
1837 if (scrollbar_above_slider(ev->y))
1838# ifdef RXVT_SCROLL_FULL
1839 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);
1840# else
1841 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);
1842# endif
1843 else if (scrollbar_below_slider(ev->y))
1844# ifdef RXVT_SCROLL_FULL
1845 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);
1846# else
1847 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);
1848# endif
1849 else
1850 scrollbar_setMotion();
1851 } else {
1852 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),
1853 (R->TermWin.nrow
1854 * scrollbar_position(ev->y)
1855 / scrollbar_size()));
1856 }
1857 break;
1858 }
1859 }
1860 return;
1861 }
1862#if MENUBAR
1863 /*
1864 * Menubar window processing of button press
1865 */
1866 if (isMenuBarWindow(ev->window))
1867 rxvt_menubar_control(aR_ ev);
1868#endif
1869} 2382}
1870 2383
1871/* INTPROTO */ 2384// read the next character
1872void 2385wchar_t ecb_hot
1873rxvt_button_release(pR_ XButtonEvent *ev) 2386rxvt_term::next_char () NOTHROW
1874{ 2387{
1875 int reportmode = 0; 2388 while (cmdbuf_ptr < cmdbuf_endp)
1876
1877 R->csrO = 0; /* reset csr Offset */
1878 if (!R->bypass_keystate)
1879 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1880
1881 if (scrollbar_isUpDn()) {
1882 scrollbar_setIdle();
1883 rxvt_scrollbar_show(aR_ 0);
1884#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1885 R->refresh_type &= ~SMOOTH_REFRESH;
1886#endif
1887 }
1888#ifdef SELECTION_SCROLLING
1889 R->pending_scroll_selection=0;
1890#endif
1891 if (ev->window == R->TermWin.vt)
1892 { 2389 {
1893#ifdef RXVT_GRAPHICS 2390 // assume 7-bit to be ascii ALWAYS
1894 if (ev->subwindow != None) 2391 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b))
1895 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2392 return *cmdbuf_ptr++;
1896 else 2393
1897#endif 2394 wchar_t wc;
2395 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2396
2397 if (len == (size_t)-2)
1898 { 2398 {
1899 if (reportmode) 2399 // the mbstate stores incomplete sequences. didn't know this :/
2400 cmdbuf_ptr = cmdbuf_endp;
2401 break;
2402 }
2403
2404 if (len == (size_t)-1)
1900 { 2405 {
1901 /* mouse report from vt window */ 2406 mbstate.reset (); // reset now undefined conversion state
1902 /* don't report release of wheel "buttons" */ 2407 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
1903 if (ev->button >= 4) 2408 // in which case we "erroneously" return the next byte which might be valid.
1904 return; 2409 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
1905#ifdef MOUSE_REPORT_DOUBLECLICK 2410 }
1906 /* only report the release of 'slow' single clicks */ 2411
1907 if (R->MEvent.button != AnyButton 2412 // assume wchar == unicode
1908 && (ev->button != R->MEvent.button 2413 cmdbuf_ptr += len;
1909 || (ev->time - R->MEvent.time 2414 return wc & UNICODE_MASK;
1910 > MULTICLICK_TIME / 2)))
1911 {
1912 R->MEvent.clicks = 0;
1913 R->MEvent.button = AnyButton;
1914 rxvt_mouse_report(aR_ ev);
1915 }
1916#else /* MOUSE_REPORT_DOUBLECLICK */
1917 R->MEvent.button = AnyButton;
1918 rxvt_mouse_report(aR_ ev);
1919#endif /* MOUSE_REPORT_DOUBLECLICK */
1920 return;
1921 } 2415 }
1922 /*
1923 * dumb hack to compensate for the failure of click-and-drag
1924 * when overriding mouse reporting
1925 */
1926 if (R->PrivateModes & PrivMode_mouse_report
1927 && R->bypass_keystate
1928 && ev->button == Button1 && R->MEvent.clicks <= 1)
1929 rxvt_selection_extend(aR_ ev->x, ev->y, 0);
1930 2416
1931 switch (ev->button) { 2417 return NOCHAR;
1932 case Button1:
1933 case Button3:
1934 rxvt_selection_make(aR_ ev->time);
1935 break;
1936 case Button2:
1937 rxvt_selection_request(aR_ ev->time, ev->x, ev->y);
1938 break;
1939#ifdef MOUSE_WHEEL
1940 case Button4:
1941 case Button5:
1942 {
1943 int i, v;
1944
1945 v = (ev->button == Button4) ? UP : DN;
1946 if (ev->state & ShiftMask)
1947 i = 1;
1948 else if ((R->Options & Opt_mouseWheelScrollPage))
1949 i = R->TermWin.nrow - 1;
1950 else
1951 i = 5;
1952# ifdef MOUSE_SLIP_WHEELING
1953 if (ev->state & ControlMask)
1954 {
1955 R->mouse_slip_wheel_speed += (v ? -1 : 1);
1956 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1957 }
1958# endif
1959# ifdef JUMP_MOUSE_WHEEL
1960 rxvt_scr_page(aR_ v, i);
1961 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1962 rxvt_scrollbar_show(aR_ 1);
1963# else
1964 for (; i--;)
1965 {
1966 rxvt_scr_page(aR_ v, 1);
1967 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1968 rxvt_scrollbar_show(aR_ 1);
1969 }
1970# endif
1971 }
1972 break;
1973#endif
1974 }
1975 }
1976 }
1977#ifdef MENUBAR
1978 else if (isMenuBarWindow(ev->window))
1979 rxvt_menubar_control(aR_ ev);
1980#endif
1981} 2418}
1982 2419
1983 2420// read the next octet
1984#ifdef TRANSPARENT 2421uint32_t ecb_hot
1985/* 2422rxvt_term::next_octet () NOTHROW
1986 * Check our parents are still who we think they are.
1987 * Do transparency updates if required
1988 */
1989/* EXTPROTO */
1990int
1991rxvt_check_our_parents(pR)
1992{ 2423{
1993 int i, pchanged, aformat, have_pixmap, rootdepth; 2424 return cmdbuf_ptr < cmdbuf_endp
1994 unsigned long nitems, bytes_after; 2425 ? (unsigned char)*cmdbuf_ptr++
1995 Atom atype; 2426 : NOCHAR;
1996 unsigned char *prop = NULL;
1997 Window root, oldp, *list;
1998 Pixmap rootpixmap = None;
1999 XWindowAttributes wattr, wrootattr;
2000
2001 pchanged = 0;
2002
2003 if (!(R->Options & Opt_transparent))
2004 return pchanged; /* Don't try any more */
2005
2006 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
2007 rootdepth = wrootattr.depth;
2008
2009 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
2010 if (rootdepth != wattr.depth) {
2011 if (R->am_transparent) {
2012 pchanged = 1;
2013 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2014 R->PixColors[Color_bg]);
2015 R->am_transparent = R->am_pixmap_trans = 0;
2016 }
2017 return pchanged; /* Don't try any more */
2018 }
2019
2020/* Get all X ops out of the queue so that our information is up-to-date. */
2021 XSync(R->Xdisplay, False);
2022
2023/*
2024 * Make the frame window set by the window manager have
2025 * the root background. Some window managers put multiple nested frame
2026 * windows for each client, so we have to take care about that.
2027 */
2028 i = (R->xa[XA_XROOTPMAPID] != 0
2029 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
2030 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2031 &nitems, &bytes_after, &prop) == Success));
2032 if (!i || prop == NULL)
2033 have_pixmap = 0;
2034 else {
2035 have_pixmap = 1;
2036 rootpixmap = *((Pixmap *)prop);
2037 XFree(prop);
2038 }
2039 if (have_pixmap) {
2040/*
2041 * Copy Xroot pixmap transparency
2042 */
2043 int sx, sy, nx, ny;
2044 unsigned int nw, nh;
2045 Window cr;
2046 XImage *image;
2047 GC gc;
2048 XGCValues gcvalue;
2049
2050 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
2051 0, 0, &sx, &sy, &cr);
2052 nw = (unsigned int)R->szHint.width;
2053 nh = (unsigned int)R->szHint.height;
2054 nx = ny = 0;
2055 if (sx < 0) {
2056 nw += sx;
2057 nx = -sx;
2058 sx = 0;
2059 }
2060 if (sy < 0) {
2061 nh += sy;
2062 ny = -sy;
2063 sy = 0;
2064 }
2065 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
2066 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
2067 R->allowedxerror = -1;
2068 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
2069 ZPixmap);
2070 /* XXX: handle BadMatch - usually because we're outside the pixmap */
2071 /* XXX: may need a delay here? */
2072 R->allowedxerror = 0;
2073 if (image == NULL) {
2074 if (R->am_transparent && R->am_pixmap_trans) {
2075 pchanged = 1;
2076 if (R->TermWin.pixmap != None) {
2077 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2078 R->TermWin.pixmap = None;
2079 }
2080 }
2081 R->am_pixmap_trans = 0;
2082 } else {
2083 if (R->TermWin.pixmap != None)
2084 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2085 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
2086 (unsigned int)R->szHint.width,
2087 (unsigned int)R->szHint.height,
2088 (unsigned int)image->depth);
2089 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
2090 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
2091 nx, ny, (unsigned int)image->width,
2092 (unsigned int)image->height);
2093 XFreeGC(R->Xdisplay, gc);
2094 XDestroyImage(image);
2095 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2096 R->TermWin.pixmap);
2097 if (!R->am_transparent || !R->am_pixmap_trans)
2098 pchanged = 1;
2099 R->am_transparent = R->am_pixmap_trans = 1;
2100 }
2101 }
2102 if (!R->am_pixmap_trans) {
2103 unsigned int n;
2104/*
2105 * InheritPixmap transparency
2106 */
2107 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2108 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2109 i++) {
2110 oldp = R->TermWin.parent[i];
2111 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2112 &R->TermWin.parent[i], &list, &n);
2113 XFree(list);
2114 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2115 if (R->TermWin.parent[i] == Xroot) {
2116 if (oldp != None)
2117 pchanged = 1;
2118 break;
2119 }
2120 if (oldp != R->TermWin.parent[i])
2121 pchanged = 1;
2122 }
2123 n = 0;
2124 if (pchanged) {
2125 for (; n < (unsigned int)i; n++) {
2126 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2127 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2128 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2129 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2130 break;
2131 }
2132 }
2133 }
2134 if (n > (int)(sizeof(R->TermWin.parent)
2135 / sizeof(R->TermWin.parent[0]))) {
2136 D_X((stderr, "InheritPixmap Turning off"));
2137 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2138 R->PixColors[Color_fg]);
2139 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2140 R->PixColors[Color_bg]);
2141 R->am_transparent = 0;
2142 /* XXX: also turn off Opt_transparent? */
2143 } else {
2144 /* wait (an arbitrary period) for the WM to do its thing
2145 * needed for fvwm2.2.2 (and before?) */
2146# ifdef HAVE_NANOSLEEP
2147 struct timespec rqt;
2148
2149 rqt.tv_sec = 1;
2150 rqt.tv_nsec = 0;
2151 nanosleep(&rqt, NULL);
2152# else
2153 sleep(1);
2154# endif
2155 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2156 for (n = 0; n < (unsigned int)i; n++)
2157 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2158 ParentRelative);
2159 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2160 ParentRelative);
2161 R->am_transparent = 1;
2162 }
2163 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2164 R->TermWin.parent[i] = None;
2165 }
2166 return pchanged;
2167} 2427}
2168#endif
2169 2428
2170/*}}} */ 2429static class out_of_input out_of_input;
2430
2431wchar_t ecb_hot
2432rxvt_term::cmd_getc () THROW ((class out_of_input))
2433{
2434 wchar_t c = next_char ();
2435
2436 if (c == NOCHAR)
2437 throw out_of_input;
2438
2439 return c;
2440}
2441
2442uint32_t ecb_hot
2443rxvt_term::cmd_get8 () THROW ((class out_of_input))
2444{
2445 uint32_t c = next_octet ();
2446
2447 if (c == NOCHAR)
2448 throw out_of_input;
2449
2450 return c;
2451}
2171 2452
2172/*{{{ print pipe */ 2453/*{{{ print pipe */
2173/*----------------------------------------------------------------------*/ 2454/*----------------------------------------------------------------------*/
2174#ifdef PRINTPIPE 2455#ifdef PRINTPIPE
2175/* EXTPROTO */ 2456FILE * ecb_cold
2176FILE *
2177rxvt_popen_printer(pR) 2457rxvt_term::popen_printer ()
2178{ 2458{
2179 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2459 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2180 2460
2181 if (stream == NULL) 2461 if (stream == NULL)
2182 rxvt_print_error("can't open printer pipe"); 2462 rxvt_warn ("can't open printer pipe, not printing.\n");
2463
2183 return stream; 2464 return stream;
2184} 2465}
2185 2466
2186/* EXTPROTO */ 2467int ecb_cold
2187int
2188rxvt_pclose_printer(FILE *stream) 2468rxvt_term::pclose_printer (FILE *stream)
2189{ 2469{
2190 fflush(stream); 2470 fflush (stream);
2191/* pclose() reported not to work on SunOS 4.1.3 */
2192# if defined (__sun__) /* TODO: RESOLVE THIS */
2193/* pclose works provided SIGCHLD handler uses waitpid */
2194 return pclose(stream); /* return fclose (stream); */
2195# else
2196 return pclose(stream); 2471 return pclose (stream);
2197# endif
2198} 2472}
2199 2473
2200/* 2474/*
2201 * simulate attached vt100 printer 2475 * simulate attached vt100 printer
2202 */ 2476 */
2203/* INTPROTO */ 2477void ecb_cold
2204void
2205rxvt_process_print_pipe(pR) 2478rxvt_term::process_print_pipe ()
2206{ 2479{
2207 int done; 2480 FILE *fd = popen_printer ();
2208 FILE *fd;
2209 2481
2210 if ((fd = rxvt_popen_printer(aR)) == NULL) 2482 if (!fd)
2211 return; 2483 return;
2212 2484
2213/* 2485 /*
2214 * Send all input to the printer until either ESC[4i or ESC[?4i 2486 * Send all input to the printer until either ESC[4i or ESC[?4i
2215 * is received. 2487 * is received.
2216 */ 2488 */
2217 for (done = 0; !done;) { 2489 for (int done = 0; !done; )
2490 {
2218 unsigned char buf[8]; 2491 unsigned char buf[8];
2219 unsigned char ch; 2492 unicode_t ch;
2220 unsigned int i, len; 2493 unsigned int i, len;
2221 2494
2222 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2495 if ((ch = cmd_getc ()) != C0_ESC)
2496 {
2223 if (putc(ch, fd) == EOF) 2497 if (putc (ch, fd) == EOF)
2224 break; /* done = 1 */ 2498 break; /* done = 1 */
2225 } else { 2499 }
2500 else
2501 {
2226 len = 0; 2502 len = 0;
2227 buf[len++] = ch; 2503 buf[len++] = ch;
2228 2504
2229 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2505 if ((buf[len++] = cmd_getc ()) == '[')
2230 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2506 {
2231 buf[len++] = '?'; 2507 if ((ch = cmd_getc ()) == '?')
2232 ch = rxvt_cmd_getc(aR); 2508 {
2233 } 2509 buf[len++] = '?';
2510 ch = cmd_getc ();
2511 }
2234 if ((buf[len++] = ch) == '4') { 2512 if ((buf[len++] = ch) == '4')
2513 {
2235 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2514 if ((buf[len++] = cmd_getc ()) == 'i')
2236 break; /* done = 1 */ 2515 break; /* done = 1 */
2237 } 2516 }
2517 }
2518
2519 for (i = 0; i < len; i++)
2520 if (putc (buf[i], fd) == EOF)
2521 {
2522 done = 1;
2523 break;
2524 }
2525 }
2238 } 2526 }
2239 for (i = 0; i < len; i++) 2527
2240 if (putc(buf[i], fd) == EOF) {
2241 done = 1;
2242 break;
2243 }
2244 }
2245 }
2246 rxvt_pclose_printer(fd); 2528 pclose_printer (fd);
2247} 2529}
2248#endif /* PRINTPIPE */ 2530#endif /* PRINTPIPE */
2249/*}}} */ 2531/*}}} */
2250 2532
2251/* *INDENT-OFF* */
2252enum { 2533enum {
2253 C1_40 = 0x40, 2534 C1_40 = 0x40,
2254 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2535 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2255 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2536 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2256 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2537 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2257 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2538 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2258}; 2539};
2259/* *INDENT-ON* */
2260 2540
2261/*{{{ process non-printing single characters */ 2541/*{{{ process non-printing single characters */
2262/* INTPROTO */ 2542void ecb_hot
2263void 2543rxvt_term::process_nonprinting (unicode_t ch)
2264rxvt_process_nonprinting(pR_ unsigned char ch)
2265{ 2544{
2266 switch (ch) { 2545 switch (ch)
2546 {
2547 case C0_ESC:
2548 process_escape_seq ();
2549 break;
2267 case C0_ENQ: /* terminal Status */ 2550 case C0_ENQ: /* terminal Status */
2268 if (R->rs[Rs_answerbackstring]) 2551 if (rs[Rs_answerbackstring])
2269 rxvt_tt_write(aR_ 2552 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2270 (const unsigned char *)R->rs[Rs_answerbackstring], 2553 else
2271 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2554 tt_write (VT100_ANS, strlen (VT100_ANS));
2272 else 2555 break;
2273 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2274 (unsigned int)STRLEN(VT100_ANS));
2275 break;
2276 case C0_BEL: /* bell */ 2556 case C0_BEL: /* bell */
2277 rxvt_scr_bell(aR); 2557 scr_bell ();
2278 break; 2558 break;
2279 case C0_BS: /* backspace */ 2559 case C0_BS: /* backspace */
2280 rxvt_scr_backspace(aR); 2560 scr_backspace ();
2281 break; 2561 break;
2282 case C0_HT: /* tab */ 2562 case C0_HT: /* tab */
2283 rxvt_scr_tab(aR_ 1); 2563 scr_tab (1);
2284 break; 2564 break;
2285 case C0_CR: /* carriage return */ 2565 case C0_CR: /* carriage return */
2286 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2566 scr_gotorc (0, 0, R_RELATIVE);
2287 break; 2567 break;
2288 case C0_VT: /* vertical tab, form feed */ 2568 case C0_VT: /* vertical tab, form feed */
2289 case C0_FF: 2569 case C0_FF:
2290 case C0_LF: /* line feed */ 2570 case C0_LF: /* line feed */
2291 rxvt_scr_index(aR_ UP); 2571 scr_index (UP);
2292 break; 2572 break;
2293 case C0_SO: /* shift out - acs */ 2573 case C0_SO: /* shift out - acs */
2294 rxvt_scr_charset_choose(aR_ 1); 2574 scr_charset_choose (1);
2295 break; 2575 break;
2296 case C0_SI: /* shift in - acs */ 2576 case C0_SI: /* shift in - acs */
2297 rxvt_scr_charset_choose(aR_ 0); 2577 scr_charset_choose (0);
2298 break; 2578 break;
2579
2580#ifdef EIGHT_BIT_CONTROLS
2581 // 8-bit controls
2582 case 0x90: /* DCS */
2583 process_dcs_seq ();
2584 break;
2585 case 0x9b: /* CSI */
2586 process_csi_seq ();
2587 break;
2588 case 0x9d: /* OSC */
2589 process_osc_seq ();
2590 break;
2591#endif
2299 } 2592 }
2300} 2593}
2301/*}}} */ 2594/*}}} */
2302 2595
2303 2596
2304/*{{{ process VT52 escape sequences */ 2597/*{{{ process VT52 escape sequences */
2305/* INTPROTO */ 2598void ecb_cold
2306void 2599rxvt_term::process_escape_vt52 (unicode_t ch)
2307rxvt_process_escape_vt52(pR_ unsigned char ch)
2308{ 2600{
2309 int row, col; 2601 int row, col;
2602
2603 switch (ch)
2310 2604 {
2311 switch (ch) {
2312 case 'A': /* cursor up */ 2605 case 'A': /* cursor up */
2313 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2606 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2314 break; 2607 break;
2315 case 'B': /* cursor down */ 2608 case 'B': /* cursor down */
2316 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2609 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2317 break; 2610 break;
2318 case 'C': /* cursor right */ 2611 case 'C': /* cursor right */
2319 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2612 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2320 break; 2613 break;
2321 case 'D': /* cursor left */ 2614 case 'D': /* cursor left */
2322 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2615 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2323 break; 2616 break;
2324 case 'H': /* cursor home */ 2617 case 'H': /* cursor home */
2325 rxvt_scr_gotorc(aR_ 0, 0, 0); 2618 scr_gotorc (0, 0, 0);
2326 break; 2619 break;
2327 case 'I': /* cursor up and scroll down if needed */ 2620 case 'I': /* cursor up and scroll down if needed */
2328 rxvt_scr_index(aR_ DN); 2621 scr_index (DN);
2329 break; 2622 break;
2330 case 'J': /* erase to end of screen */ 2623 case 'J': /* erase to end of screen */
2331 rxvt_scr_erase_screen(aR_ 0); 2624 scr_erase_screen (0);
2332 break; 2625 break;
2333 case 'K': /* erase to end of line */ 2626 case 'K': /* erase to end of line */
2334 rxvt_scr_erase_line(aR_ 0); 2627 scr_erase_line (0);
2335 break; 2628 break;
2336 case 'Y': /* move to specified row and col */ 2629 case 'Y': /* move to specified row and col */
2337 /* full command is 'ESC Y row col' where row and col 2630 /* full command is 'ESC Y row col' where row and col
2338 * are encoded by adding 32 and sending the ascii 2631 * are encoded by adding 32 and sending the ascii
2339 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2632 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2340 * etc. */ 2633 * etc. */
2341 row = rxvt_cmd_getc(aR) - ' '; 2634 row = cmd_getc () - ' ';
2342 col = rxvt_cmd_getc(aR) - ' '; 2635 col = cmd_getc () - ' ';
2343 rxvt_scr_gotorc(aR_ row, col, 0); 2636 scr_gotorc (row, col, 0);
2344 break; 2637 break;
2345 case 'Z': /* identify the terminal type */ 2638 case 'Z': /* identify the terminal type */
2346 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2639 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2347 break; 2640 break;
2348 case '<': /* turn off VT52 mode */ 2641 case '<': /* turn off VT52 mode */
2349 PrivMode(0, PrivMode_vt52); 2642 priv_modes &= ~PrivMode_vt52;
2350 break; 2643 break;
2351 case 'F': /* use special graphics character set */ 2644 case 'F': /* use special graphics character set */
2352 case 'G': /* use regular character set */ 2645 case 'G': /* use regular character set */
2353 /* unimplemented */ 2646 /* unimplemented */
2354 break; 2647 break;
2355 case '=': /* use alternate keypad mode */ 2648 case '=': /* use alternate keypad mode */
2356 case '>': /* use regular keypad mode */ 2649 case '>': /* use regular keypad mode */
2357 /* unimplemented */ 2650 /* unimplemented */
2358 break; 2651 break;
2359 } 2652 }
2360} 2653}
2361/*}}} */ 2654/*}}} */
2362 2655
2363 2656
2364/*{{{ process escape sequences */ 2657/*{{{ process escape sequences */
2365/* INTPROTO */ 2658void ecb_hot
2366void
2367rxvt_process_escape_seq(pR) 2659rxvt_term::process_escape_seq ()
2368{ 2660{
2369 unsigned char ch = rxvt_cmd_getc(aR); 2661 unicode_t ch = cmd_getc ();
2370 2662
2371 if (R->PrivateModes & PrivMode_vt52) { 2663 if (priv_modes & PrivMode_vt52)
2372 rxvt_process_escape_vt52(aR_ ch);
2373 return;
2374 }
2375 2664 {
2665 process_escape_vt52 (ch);
2666 return;
2667 }
2668
2376 switch (ch) { 2669 switch (ch)
2377 /* case 1: do_tek_mode (); break; */ 2670 {
2378 case '#': 2671 case '#':
2379 if (rxvt_cmd_getc(aR) == '8') 2672 if (cmd_getc () == '8')
2380 rxvt_scr_E(aR); 2673 scr_E ();
2381 break; 2674 break;
2382 case '(': 2675 case '(':
2383 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2676 scr_charset_set (0, (unsigned int)cmd_getc ());
2384 break; 2677 break;
2385 case ')': 2678 case ')':
2386 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2679 scr_charset_set (1, (unsigned int)cmd_getc ());
2387 break; 2680 break;
2388 case '*': 2681 case '*':
2389 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2682 scr_charset_set (2, (unsigned int)cmd_getc ());
2390 break; 2683 break;
2391 case '+': 2684 case '+':
2392 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2685 scr_charset_set (3, (unsigned int)cmd_getc ());
2393 break; 2686 break;
2394#ifdef MULTICHAR_SET 2687#if !ENABLE_MINIMAL
2395 case '$':
2396 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2397 break;
2398#endif
2399#ifndef NO_FRILLS
2400 case '6': 2688 case '6':
2401 rxvt_scr_backindex(aR); 2689 scr_backindex ();
2402 break; 2690 break;
2403#endif 2691#endif
2404 case '7': 2692 case '7':
2405 rxvt_scr_cursor(aR_ SAVE); 2693 scr_cursor (SAVE);
2406 break; 2694 break;
2407 case '8': 2695 case '8':
2408 rxvt_scr_cursor(aR_ RESTORE); 2696 scr_cursor (RESTORE);
2409 break; 2697 break;
2410#ifndef NO_FRILLS 2698#if !ENABLE_MINIMAL
2411 case '9': 2699 case '9':
2412 rxvt_scr_forwardindex(aR); 2700 scr_forwardindex ();
2413 break; 2701 break;
2414#endif 2702#endif
2703 // DECPAM/DECPNM
2415 case '=': 2704 case '=':
2705 priv_modes |= PrivMode_aplKP;
2706 break;
2416 case '>': 2707 case '>':
2417 PrivMode((ch == '='), PrivMode_aplKP); 2708 priv_modes &= ~PrivMode_aplKP;
2418 break; 2709 break;
2419 2710
2420 case C1_40: 2711 case C1_40:
2421 rxvt_cmd_getc(aR); 2712 cmd_getc ();
2422 break; 2713 break;
2423 case C1_44: 2714 case C1_44:
2424 rxvt_scr_index(aR_ UP); 2715 scr_index (UP);
2425 break; 2716 break;
2426 2717
2427 /* 8.3.87: NEXT LINE */ 2718 /* 8.3.87: NEXT LINE */
2428 case C1_NEL: /* ESC E */ 2719 case C1_NEL: /* ESC E */
2429 {
2430 uint32_t nlcr[] = { '\n', '\r' };
2431 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2432 } 2720 {
2433 break; 2721 wchar_t nlcr[] = { C0_LF, C0_CR };
2722 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2723 }
2724 break;
2434 2725
2435 /* kidnapped escape sequence: Should be 8.3.48 */ 2726 /* kidnapped escape sequence: Should be 8.3.48 */
2436 case C1_ESA: /* ESC G */ 2727 case C1_ESA: /* ESC G */
2437 rxvt_process_graphics(aR); 2728 // used by original rxvt for rob nations own graphics mode
2438 break; 2729 if (cmd_getc () == 'Q')
2730 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2731 break;
2439 2732
2440 /* 8.3.63: CHARACTER TABULATION SET */ 2733 /* 8.3.63: CHARACTER TABULATION SET */
2441 case C1_HTS: /* ESC H */ 2734 case C1_HTS: /* ESC H */
2442 rxvt_scr_set_tab(aR_ 1); 2735 scr_set_tab (1);
2443 break; 2736 break;
2444 2737
2445 /* 8.3.105: REVERSE LINE FEED */ 2738 /* 8.3.105: REVERSE LINE FEED */
2446 case C1_RI: /* ESC M */ 2739 case C1_RI: /* ESC M */
2447 rxvt_scr_index(aR_ DN); 2740 scr_index (DN);
2448 break; 2741 break;
2449 2742
2450 /* 8.3.142: SINGLE-SHIFT TWO */ 2743 /* 8.3.142: SINGLE-SHIFT TWO */
2451 /*case C1_SS2: scr_single_shift (2); break; */ 2744 /* case C1_SS2: break; */
2452 2745
2453 /* 8.3.143: SINGLE-SHIFT THREE */ 2746 /* 8.3.143: SINGLE-SHIFT THREE */
2454 /*case C1_SS3: scr_single_shift (3); break; */ 2747 /* case C1_SS3: break; */
2455 2748
2456 /* 8.3.27: DEVICE CONTROL STRING */ 2749 /* 8.3.27: DEVICE CONTROL STRING */
2457 case C1_DCS: /* ESC P */ 2750 case C1_DCS: /* ESC P */
2458 rxvt_process_dcs_seq(aR); 2751 process_dcs_seq ();
2459 break; 2752 break;
2460 2753
2461 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2754 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2462 case C1_SCI: /* ESC Z */ 2755 case C1_SCI: /* ESC Z */
2463 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2756 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2464 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2465 break; /* steal obsolete ESC [ c */ 2757 break; /* steal obsolete ESC [ c */
2466 2758
2467 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2759 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2468 case C1_CSI: /* ESC [ */ 2760 case C1_CSI: /* ESC [ */
2469 rxvt_process_csi_seq(aR); 2761 process_csi_seq ();
2470 break; 2762 break;
2471 2763
2472 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2764 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2473 case C1_OSC: /* ESC ] */ 2765 case C1_OSC: /* ESC ] */
2474 rxvt_process_osc_seq(aR); 2766 process_osc_seq ();
2475 break; 2767 break;
2476 2768
2477 /* 8.3.106: RESET TO INITIAL STATE */ 2769 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2478 case 'c': 2770 case 'c':
2479 rxvt_scr_poweron(aR); 2771 mbstate.reset ();
2480 rxvt_scrollbar_show(aR_ 1); 2772 scr_poweron ();
2481 break; 2773 scrollBar.show (1);
2774 break;
2482 2775
2483 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2776 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2484 case 'n': 2777 case 'n':
2485 rxvt_scr_charset_choose(aR_ 2); 2778 scr_charset_choose (2);
2486 break; 2779 break;
2487 2780
2488 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2781 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2489 case 'o': 2782 case 'o':
2490 rxvt_scr_charset_choose(aR_ 3); 2783 scr_charset_choose (3);
2491 break; 2784 break;
2492 } 2785 }
2493} 2786}
2494/*}}} */ 2787/*}}} */
2495 2788
2496/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2789/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2497/* *INDENT-OFF* */
2498enum { 2790enum {
2499 CSI_ICH = 0x40, 2791 CSI_ICH = 0x40,
2500 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2792 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2501 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2793 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2502 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2794 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2503 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2795 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2504 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2796 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2505 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2797 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2506 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2798 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2507 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2799 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2508}; 2800};
2509 2801
2510#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2802#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2511 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2803 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2512 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2804 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2513#define get_byte_array_bit(array, bit) \ 2805#define get_byte_array_bit(array, bit) \
2514 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2806 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2515 2807
2516const unsigned char csi_defaults[] = { 2808static const unsigned char csi_defaults[] =
2809 {
2517 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2810 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2518 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2811 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2519 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2812 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2520 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2813 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2521 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2814 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2522 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2815 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2523 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2816 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2524 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2817 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2525}; 2818 };
2526/* *INDENT-ON* */
2527 2819
2528/* INTPROTO */ 2820void ecb_hot
2821rxvt_term::process_csi_seq ()
2822{
2823 unicode_t ch, priv, prev_ch, i;
2824 unsigned int nargs, p;
2825 int n, ndef;
2826 int arg[ESC_ARGS] = { };
2827
2828 nargs = 0;
2829
2830 priv = 0;
2831 ch = cmd_getc ();
2832 if ((ch >= '<' && ch <= '?') || ch == '!')
2833 {
2834 /* '<' '=' '>' '?' '!' */
2835 priv = ch;
2836 ch = cmd_getc ();
2837 }
2838
2839 prev_ch = 0;
2840 /* read any numerical arguments */
2841 for (n = -1; ch < CSI_ICH; )
2842 {
2843 if (isdigit (ch))
2844 {
2845 if (n < 0)
2846 n = ch - '0';
2847 else
2848 n = n * 10 + ch - '0';
2849 }
2850 else if (ch == ';')
2851 {
2852 if (nargs < ESC_ARGS)
2853 arg[nargs++] = n;
2854 n = -1;
2855 }
2856 else if (IS_CONTROL (ch))
2857 process_nonprinting (ch);
2858
2859 prev_ch = ch;
2860 ch = cmd_getc ();
2861 }
2862
2863 if (ch > CSI_7F)
2864 return;
2865
2866 if (nargs < ESC_ARGS)
2867 arg[nargs++] = n;
2868
2869 i = ch - CSI_ICH;
2870 ndef = get_byte_array_bit (csi_defaults, i);
2871 for (p = 0; p < nargs; p++)
2872 if (arg[p] == -1)
2873 arg[p] = ndef;
2874
2875 /*
2876 * private mode handling
2877 */
2878 if (priv)
2879 {
2880 switch (priv)
2881 {
2882 case '>':
2883 if (ch == CSI_DA) /* secondary device attributes */
2884 {
2885 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2886 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2887 //
2888 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2889 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2890 // versions.
2891 //
2892 tt_printf ("\033[>%d;95;0c", 'U');
2893 }
2894 break;
2895
2896 case '?':
2897 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2898 process_terminal_mode (ch, priv, nargs, arg);
2899 break;
2900
2901 case '!':
2902 if (ch == CSI_70)
2903 {
2904 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2905 scr_soft_reset ();
2906
2907 static const int pm_h[] = { 7, 25 };
2908 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1015, 1049 };
2909
2910 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2911 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2912 }
2913 break;
2914 }
2915
2916 return;
2917 }
2918
2919 switch (ch)
2920 {
2921 /*
2922 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2923 */
2924#ifdef PRINTPIPE
2925 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2926 switch (arg[0])
2927 {
2928 case 0: /* initiate transfer to primary aux device */
2929 scr_printscreen (0);
2930 break;
2931 case 5: /* start relay to primary aux device */
2932 process_print_pipe ();
2933 break;
2934 }
2935 break;
2936#endif
2937
2938 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2939 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2940 arg[0] = -arg[0];
2941 /* FALLTHROUGH */
2942 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2943 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2944 scr_gotorc (arg[0], 0, RELATIVE);
2945 break;
2946
2947 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2948 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2949#ifdef ISO6429
2950 arg[0] = -arg[0];
2951#else /* emulate common DEC VTs */
2952 arg[0] = arg[0] ? -arg[0] : -1;
2953#endif
2954 /* FALLTHROUGH */
2955 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2956 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2957#ifdef ISO6429
2958 scr_gotorc (0, arg[0], RELATIVE);
2959#else /* emulate common DEC VTs */
2960 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2961#endif
2962 break;
2963
2964 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2965 arg[0] = -arg[0];
2966 /* FALLTHROUGH */
2967 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2968 scr_gotorc (arg[0], 0, R_RELATIVE);
2969 break;
2970
2971 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2972 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2973 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2974 break;
2975
2976 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2977 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2978 break;
2979
2980 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2981 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2982 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2983 break;
2984
2985 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2986 arg[0] = -arg[0];
2987 /* FALLTHROUGH */
2988 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2989 scr_tab (arg[0]);
2990 break;
2991
2992 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2993 scr_erase_screen (arg[0]);
2994 break;
2995
2996 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2997 scr_erase_line (arg[0]);
2998 break;
2999
3000 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
3001 scr_insdel_chars (arg[0], INSERT);
3002 break;
3003
3004 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
3005 scr_insdel_lines (arg[0], INSERT);
3006 break;
3007
3008 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
3009 scr_insdel_lines (arg[0], DELETE);
3010 break;
3011
3012 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
3013 scr_insdel_chars (arg[0], ERASE);
3014 break;
3015
3016 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
3017 scr_insdel_chars (arg[0], DELETE);
3018 break;
3019
3020 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
3021 arg[0] = -arg[0];
3022 /* FALLTHROUGH */
3023 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
3024 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3025 break;
3026
3027 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3028 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3029 break;
3030
3031 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3032 process_sgr_mode (nargs, arg);
3033 break;
3034
3035 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3036 switch (arg[0])
3037 {
3038 case 5: /* DSR requested */
3039 tt_printf ("\033[0n");
3040 break;
3041 case 6: /* CPR requested */
3042 scr_report_position ();
3043 break;
3044 case 7: /* unofficial extension */
3045 if (option (Opt_insecure))
3046 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3047 break;
3048 case 8: /* unofficial extension */
3049 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
3050 break;
3051 }
3052 break;
3053
3054 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3055 switch (arg[0])
3056 {
3057 case 0: /* char tab stop cleared at active position */
3058 scr_set_tab (0);
3059 break;
3060 /* case 1: */ /* line tab stop cleared in active line */
3061 /* case 2: */ /* char tab stops cleared in active line */
3062 case 3: /* all char tab stops are cleared */
3063 /* case 4: */ /* all line tab stops are cleared */
3064 case 5: /* all tab stops are cleared */
3065 scr_set_tab (-1);
3066 break;
3067 }
3068 break;
3069
3070 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3071 switch (arg[0])
3072 {
3073 case 0: /* char tab stop set at active position */
3074 scr_set_tab (1);
3075 break; /* = ESC H */
3076 /* case 1: */ /* line tab stop set at active line */
3077 case 2: /* char tab stop cleared at active position */
3078 scr_set_tab (0);
3079 break; /* = ESC [ 0 g */
3080 /* case 3: */ /* line tab stop cleared at active line */
3081 /* case 4: */ /* char tab stops cleared at active line */
3082 case 5: /* all char tab stops are cleared */
3083 scr_set_tab (-1);
3084 break; /* = ESC [ 3 g */
3085 /* case 6: */ /* all line tab stops are cleared */
3086 }
3087 break;
3088
3089 case CSI_RM: /* 8.3.107: RESET MODE */
3090 if (arg[0] == 4)
3091 scr_insert_mode (0);
3092 else if (arg[0] == 20)
3093 priv_modes &= ~PrivMode_LFNL;
3094 break;
3095
3096 case CSI_SM: /* 8.3.126: SET MODE */
3097 if (arg[0] == 4)
3098 scr_insert_mode (1);
3099 else if (arg[0] == 20)
3100 priv_modes |= PrivMode_LFNL;
3101 break;
3102
3103 case CSI_71: // DECSCUSR: set cursor style
3104 if (prev_ch == ' ')
3105 set_cursor_style (arg[0]);
3106 break;
3107
3108 /*
3109 * PRIVATE USE beyond this point. All CSI_7? sequences here
3110 */
3111 case CSI_72: /* DECSTBM: set top and bottom margins */
3112 if (nargs == 1)
3113 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3114 else if (nargs == 0 || arg[0] >= arg[1])
3115 scr_scroll_region (0, MAX_ROWS - 1);
3116 else
3117 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3118 break;
3119
3120 case CSI_73:
3121 scr_cursor (SAVE);
3122 break;
3123 case CSI_75:
3124 scr_cursor (RESTORE);
3125 break;
3126
3127#if !ENABLE_MINIMAL
3128 case CSI_74:
3129 process_window_ops (arg, nargs);
3130 break;
3131#endif
3132
3133 case CSI_78: /* DECREQTPARM */
3134 if (arg[0] == 0 || arg[0] == 1)
3135 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3136 break;
3137
3138 default:
3139 break;
3140 }
3141}
3142/*}}} */
3143
3144#if !ENABLE_MINIMAL
2529void 3145void
2530rxvt_process_csi_seq(pR)
2531{
2532 unsigned char ch, priv, i;
2533 unsigned int nargs, p;
2534 int n, ndef;
2535 int arg[ESC_ARGS];
2536
2537 for (nargs = ESC_ARGS; nargs > 0;)
2538 arg[--nargs] = 0;
2539
2540 priv = 0;
2541 ch = rxvt_cmd_getc(aR);
2542 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2543 priv = ch;
2544 ch = rxvt_cmd_getc(aR);
2545 }
2546/* read any numerical arguments */
2547 for (n = -1; ch < CSI_ICH; ) {
2548 if (isdigit(ch)) {
2549 if (n < 0)
2550 n = ch - '0';
2551 else
2552 n = n * 10 + ch - '0';
2553 } else if (ch == ';') {
2554 if (nargs < ESC_ARGS)
2555 arg[nargs++] = n;
2556 n = -1;
2557 } else if (ch == '\b') {
2558 rxvt_scr_backspace(aR);
2559 } else if (ch == C0_ESC) {
2560 rxvt_process_escape_seq(aR);
2561 return;
2562 } else if (ch < ' ') {
2563 rxvt_process_nonprinting(aR_ ch);
2564 }
2565 ch = rxvt_cmd_getc(aR);
2566 }
2567
2568 if (ch > CSI_7F)
2569 return;
2570
2571 if (nargs < ESC_ARGS)
2572 arg[nargs++] = n;
2573
2574 i = ch - CSI_ICH;
2575 ndef = get_byte_array_bit(csi_defaults, i);
2576 for (p = 0; p < nargs; p++)
2577 if (arg[p] == -1)
2578 arg[p] = ndef;
2579
2580#ifdef DEBUG_CMD
2581 fprintf(stderr, "CSI ");
2582 for (p = 0; p < nargs; p++)
2583 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2584 fprintf(stderr, "%c\n", ch);
2585#endif
2586
2587/*
2588 * private mode handling
2589 */
2590 if (priv) {
2591 switch (priv) {
2592 case '>':
2593 if (ch == CSI_DA) /* secondary device attributes */
2594 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING);
2595 break;
2596 case '?':
2597 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2598 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2599 break;
2600 }
2601 return;
2602 }
2603
2604 switch (ch) {
2605/*
2606 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2607 */
2608#ifdef PRINTPIPE
2609 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2610 switch (arg[0]) {
2611 case 0: /* initiate transfer to primary aux device */
2612 rxvt_scr_printscreen(aR_ 0);
2613 break;
2614 case 5: /* start relay to primary aux device */
2615 rxvt_process_print_pipe(aR);
2616 break;
2617 }
2618 break;
2619#endif
2620
2621 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2622 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2623 arg[0] = -arg[0];
2624 /* FALLTHROUGH */
2625 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2626 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2627 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2628 break;
2629
2630 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2631 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2632#ifdef ISO6429
2633 arg[0] = -arg[0];
2634#else /* emulate common DEC VTs */
2635 arg[0] = arg[0] ? -arg[0] : -1;
2636#endif
2637 /* FALLTHROUGH */
2638 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2639 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2640#ifdef ISO6429
2641 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2642#else /* emulate common DEC VTs */
2643 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2644#endif
2645 break;
2646
2647 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2648 arg[0] = -arg[0];
2649 /* FALLTHROUGH */
2650 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2651 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2652 break;
2653
2654 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2655 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2656 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2657 break;
2658
2659 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2660 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2661 break;
2662
2663 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2664 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2665 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2666 break;
2667
2668 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2669 arg[0] = -arg[0];
2670 /* FALLTHROUGH */
2671 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2672 rxvt_scr_tab(aR_ arg[0]);
2673 break;
2674
2675 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2676 rxvt_scr_erase_screen(aR_ arg[0]);
2677 break;
2678
2679 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2680 rxvt_scr_erase_line(aR_ arg[0]);
2681 break;
2682
2683 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2684 rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2685 break;
2686
2687 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2688 rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2689 break;
2690
2691 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2692 rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2693 break;
2694
2695 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2696 rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2697 break;
2698
2699 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2700 rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2701 break;
2702
2703 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2704 arg[0] = -arg[0];
2705 /* FALLTHROUGH */
2706 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2707 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2708 break;
2709
2710 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2711 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS,
2712 (unsigned int)(sizeof(VT100_ANS) - 1));
2713 break;
2714
2715 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2716 rxvt_process_sgr_mode(aR_ nargs, arg);
2717 break;
2718
2719 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2720 switch (arg[0]) {
2721 case 5: /* DSR requested */
2722 rxvt_tt_printf(aR_ "\033[0n");
2723 break;
2724 case 6: /* CPR requested */
2725 rxvt_scr_report_position(aR);
2726 break;
2727#if defined (ENABLE_DISPLAY_ANSWER)
2728 case 7: /* unofficial extension */
2729 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]);
2730 break;
2731#endif
2732 case 8: /* unofficial extension */
2733 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2734 break;
2735 }
2736 break;
2737
2738 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2739 switch (arg[0]) {
2740 case 0: /* char tab stop cleared at active position */
2741 rxvt_scr_set_tab(aR_ 0);
2742 break;
2743 /* case 1: */ /* line tab stop cleared in active line */
2744 /* case 2: */ /* char tab stops cleared in active line */
2745 case 3: /* all char tab stops are cleared */
2746 /* case 4: */ /* all line tab stops are cleared */
2747 case 5: /* all tab stops are cleared */
2748 rxvt_scr_set_tab(aR_ -1);
2749 break;
2750 }
2751 break;
2752
2753 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2754 switch (arg[0]) {
2755 case 0: /* char tab stop set at active position */
2756 rxvt_scr_set_tab(aR_ 1);
2757 break; /* = ESC H */
2758 /* case 1: */ /* line tab stop set at active line */
2759 case 2: /* char tab stop cleared at active position */
2760 rxvt_scr_set_tab(aR_ 0);
2761 break; /* = ESC [ 0 g */
2762 /* case 3: */ /* line tab stop cleared at active line */
2763 /* case 4: */ /* char tab stops cleared at active line */
2764 case 5: /* all char tab stops are cleared */
2765 rxvt_scr_set_tab(aR_ -1);
2766 break; /* = ESC [ 3 g */
2767 /* case 6: */ /* all line tab stops are cleared */
2768 }
2769 break;
2770
2771 case CSI_RM: /* 8.3.107: RESET MODE */
2772 if (arg[0] == 4)
2773 rxvt_scr_insert_mode(aR_ 0);
2774 break;
2775
2776 case CSI_SM: /* 8.3.126: SET MODE */
2777 if (arg[0] == 4)
2778 rxvt_scr_insert_mode(aR_ 1);
2779 break;
2780
2781/*
2782 * PRIVATE USE beyond this point. All CSI_7? sequences here
2783 */
2784 case CSI_72: /* DECSTBM: set top and bottom margins */
2785 if (nargs == 1)
2786 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2787 else if (nargs == 0 || arg[0] >= arg[1])
2788 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2789 else
2790 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2791 break;
2792
2793 case CSI_73:
2794 rxvt_scr_cursor(aR_ SAVE);
2795 break;
2796 case CSI_75:
2797 rxvt_scr_cursor(aR_ RESTORE);
2798 break;
2799
2800#ifndef NO_FRILLS
2801 case CSI_74:
2802 rxvt_process_window_ops(aR_ arg, nargs);
2803 break;
2804#endif
2805
2806 case CSI_78: /* DECREQTPARM */
2807 if (arg[0] == 0 || arg[0] == 1)
2808 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2809 /* FALLTHROUGH */
2810
2811 default:
2812 break;
2813 }
2814}
2815/*}}} */
2816
2817#ifndef NO_FRILLS
2818/* ARGSUSED */
2819/* INTPROTO */
2820void
2821rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3146rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2822{ 3147{
2823 int x, y; 3148 int x, y;
2824#if 0
2825 char *s;
2826#endif
2827 XWindowAttributes wattr; 3149 XWindowAttributes wattr;
2828 Window wdummy; 3150 Window wdummy;
2829 3151
3152 dLocal (Display *, dpy);
3153
2830 if (nargs == 0) 3154 if (nargs == 0)
2831 return; 3155 return;
3156
2832 switch (args[0]) { 3157 switch (args[0])
3158 {
2833 /* 3159 /*
2834 * commands 3160 * commands
2835 */ 3161 */
2836 case 1: /* deiconify window */ 3162 case 1: /* deiconify window */
2837 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3163 XMapWindow (dpy, parent);
2838 break; 3164 break;
2839 case 2: /* iconify window */ 3165 case 2: /* iconify window */
2840 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3166 XIconifyWindow (dpy, parent, display->screen);
2841 DefaultScreen(R->Xdisplay)); 3167 break;
2842 break;
2843 case 3: /* set position (pixels) */ 3168 case 3: /* set position (pixels) */
2844 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3169 XMoveWindow (dpy, parent, args[1], args[2]);
2845 break; 3170 break;
2846 case 4: /* set size (pixels) */ 3171 case 4: /* set size (pixels) */
2847 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3172 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2848 break; 3173 break;
2849 case 5: /* raise window */ 3174 case 5: /* raise window */
2850 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3175 XRaiseWindow (dpy, parent);
2851 break; 3176 break;
2852 case 6: /* lower window */ 3177 case 6: /* lower window */
2853 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3178 XLowerWindow (dpy, parent);
2854 break; 3179 break;
2855 case 7: /* refresh window */ 3180 case 7: /* refresh window */
2856 rxvt_scr_touch(aR_ True); 3181 scr_touch (true);
2857 break; 3182 break;
2858 case 8: /* set size (chars) */ 3183 case 8: /* set size (chars) */
2859 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3184 set_widthheight ((unsigned int) (args[2] * fwidth),
2860 (unsigned int)(args[1] * R->TermWin.fheight)); 3185 (unsigned int) (args[1] * fheight));
2861 break; 3186 break;
3187
3188 //case 9: NYI, TODO, restore maximized window or maximize window
2862 default: 3189 default:
2863 if (args[0] >= 24) /* set height (chars) */ 3190 if (args[0] >= 24) /* set height (chars) */
2864 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3191 set_widthheight ((unsigned int)vt_width,
2865 (unsigned int)(args[1] * R->TermWin.fheight)); 3192 (unsigned int) (args[1] * fheight));
2866 break; 3193 break;
3194
2867 /* 3195 /*
2868 * reports - some output format copied from XTerm 3196 * reports - some output format copied from XTerm
2869 */ 3197 */
2870 case 11: /* report window state */ 3198 case 11: /* report window state */
2871 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3199 XGetWindowAttributes (dpy, parent, &wattr);
2872 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3200 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2873 break; 3201 break;
2874 case 13: /* report window position */ 3202 case 13: /* report window position */
2875 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3203 XGetWindowAttributes (dpy, parent, &wattr);
2876 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3204 XTranslateCoordinates (dpy, parent, wattr.root,
2877 -wattr.border_width, -wattr.border_width, 3205 -wattr.border_width, -wattr.border_width,
2878 &x, &y, &wdummy); 3206 &x, &y, &wdummy);
2879 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3207 tt_printf ("\033[3;%d;%dt", x, y);
2880 break; 3208 break;
2881 case 14: /* report window size (pixels) */ 3209 case 14: /* report window size (pixels) */
2882 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3210 XGetWindowAttributes (dpy, parent, &wattr);
2883 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3211 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2884 break; 3212 break;
3213 case 18: /* report text area size (chars) */
3214 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3215 break;
2885 case 18: /* report window size (chars) */ 3216 case 19: /* report window size (chars) */
2886 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3217 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2887 break; 3218 break;
2888#if 0 /* XXX: currently disabled due to security concerns */
2889 case 20: /* report icon label */ 3219 case 20: /* report icon label */
2890 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3220 {
2891 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3221 char *s;
2892 break; 3222 XGetIconName (dpy, parent, &s);
3223 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3224 XFree (s);
3225 }
3226 break;
2893 case 21: /* report window title */ 3227 case 21: /* report window title */
2894 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3228 {
2895 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3229 char *s;
2896 break; 3230 XFetchName (dpy, parent, &s);
2897#endif 3231 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3232 XFree (s);
3233 }
3234 break;
2898 } 3235 }
2899} 3236}
2900#endif 3237#endif
2901 3238
2902/*----------------------------------------------------------------------*/ 3239/*----------------------------------------------------------------------*/
2903/* 3240/*
2904 * get input up until STRING TERMINATOR (or BEL) 3241 * get input up until STRING TERMINATOR (or BEL)
2905 * ends_how is terminator used. returned input must be free()d 3242 * ends_how is terminator used. returned input must be free()'d
2906 */ 3243 */
2907/* INTPROTO */ 3244char *
2908unsigned char * 3245rxvt_term::get_to_st (unicode_t &ends_how)
2909rxvt_get_to_st(pR_ unsigned char *ends_how)
2910{ 3246{
2911 int seen_esc = 0; /* seen escape? */ 3247 unicode_t ch;
3248 bool seen_esc = false;
2912 unsigned int n = 0; 3249 unsigned int n = 0;
2913 unsigned char *s; 3250 wchar_t string[CBUFSIZ];
2914 unsigned char ch, string[STRING_MAX];
2915 3251
2916 for (; (ch = rxvt_cmd_getc(aR));) { 3252 while ((ch = cmd_getc ()) != NOCHAR)
2917 if (ch == C0_BEL 3253 {
2918 || ch == CHAR_ST 3254 if (seen_esc)
2919 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3255 {
3256 if (ch == 0x5c) /* 7bit ST */
3257 break;
3258 else
3259 return NULL;
3260 }
3261 else if (ch == C0_ESC)
3262 {
3263 seen_esc = true;
3264 continue;
3265 }
3266 else if (ch == C0_BEL || ch == CHAR_ST)
2920 break; 3267 break;
2921 if (ch == C0_ESC) { 3268 else if (ch == C0_SYN)
2922 seen_esc = 1; 3269 ch = cmd_get8 ();
2923 continue; 3270 else if (ch < 0x20)
2924 } else if (ch == '\t')
2925 ch = ' '; /* translate '\t' to space */
2926 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2927 return NULL; /* other control character - exit */ 3271 return NULL; /* other control character - exit */
3272
3273 seen_esc = false;
3274
2928 if (n < sizeof(string) - 1) 3275 if (n >= sizeof (string) - 1)
3276 // stop at some sane length
3277 return NULL;
3278
2929 string[n++] = ch; 3279 string[n++] = ch;
2930 seen_esc = 0;
2931 } 3280 }
3281
2932 string[n++] = '\0'; 3282 string[n++] = '\0';
2933 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3283
2934 return NULL;
2935 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3284 ends_how = (ch == 0x5c ? C0_ESC : ch);
2936 STRNCPY(s, string, n); 3285
2937 return s; 3286 return rxvt_wcstombs (string);
2938} 3287}
2939 3288
2940/*----------------------------------------------------------------------*/ 3289/*----------------------------------------------------------------------*/
2941/* 3290/*
2942 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3291 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2943 */ 3292 */
2944/* INTPROTO */
2945void 3293void
2946rxvt_process_dcs_seq(pR) 3294rxvt_term::process_dcs_seq ()
2947{ 3295{
2948 unsigned char eh, *s; 3296 /*
2949/*
2950 * Not handled yet 3297 * Not handled yet
2951 */ 3298 */
2952 s = rxvt_get_to_st(aR_ &eh); 3299
3300 unicode_t eh;
3301 char *s = get_to_st (eh);
2953 if (s) 3302 if (s)
2954 free(s); 3303 free (s);
3304
2955 return; 3305 return;
2956} 3306}
2957 3307
2958/*----------------------------------------------------------------------*/ 3308/*----------------------------------------------------------------------*/
2959/* 3309/*
2960 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3310 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2961 */ 3311 */
2962/* INTPROTO */
2963void 3312void
2964rxvt_process_osc_seq(pR) 3313rxvt_term::process_osc_seq ()
2965{ 3314{
2966 unsigned char ch, eh, *s; 3315 int arg;
2967 int arg;
2968 3316
2969 ch = rxvt_cmd_getc(aR); 3317 unicode_t ch = cmd_getc ();
2970 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3318 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2971 arg = arg * 10 + (ch - '0'); 3319 arg = arg * 10 + (ch - '0');
2972 3320
2973 if (ch == ';') { 3321 if (ch == ';')
2974 s = rxvt_get_to_st(aR_ &eh); 3322 {
2975 if (s) { 3323 unicode_t eh;
2976 /* 3324 char *s = get_to_st (eh);
2977 * rxvt_menubar_dispatch() violates the constness of the string, 3325
2978 * so do it here 3326 if (s)
2979 */ 3327 {
2980 if (arg == XTerm_Menu) 3328 process_xterm_seq (arg, s, eh);
2981#if 0 /* XXX: currently disabled due to security concerns */ 3329 free (s);
2982 rxvt_menubar_dispatch(aR_ (char *)s); 3330 }
2983#else 3331 }
2984 0; 3332}
2985#endif 3333
3334void
3335rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3336{
3337 if (str[0] == '?' && !str[1])
3338 {
3339 rgba c;
3340 pix_colors_focused[color].get (c);
3341
3342#if XFT
3343 if (c.a != rgba::MAX_CC)
3344 tt_printf ("\033]%d;rgba:%04x/%04x/%04x/%04x%c", report, c.a, c.r, c.g, c.b, resp);
2986 else 3345 else
2987 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3346#endif
2988 free(s); 3347 tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, c.r, c.g, c.b, resp);
2989 }
2990 } 3348 }
3349 else
3350 set_window_color (color, str);
2991} 3351}
3352
2992/* 3353/*
2993 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3354 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2994 * 0 = change iconName/title
2995 * 1 = change iconName
2996 * 2 = change title
2997 * 4 = change color
2998 * 12 = change text color
2999 * 13 = change mouse foreground color
3000 * 17 = change highlight character colour
3001 * 18 = change bold character color
3002 * 19 = change underlined character color
3003 * 46 = change logfile (not implemented)
3004 * 50 = change font
3005 *
3006 * rxvt extensions:
3007 * 10 = menu (may change in future)
3008 * 20 = bg pixmap
3009 * 39 = change default fg color
3010 * 49 = change default bg color
3011 * 55 = dump scrollback buffer and all of screen
3012 */ 3355 */
3013/* EXTPROTO */
3014void 3356void
3015rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3357rxvt_term::process_xterm_seq (int op, char *str, char resp)
3016{ 3358{
3017 int changed = 0; 3359 int color;
3018 int color;
3019 char *buf, *name; 3360 char *buf, *name;
3361 bool query = str[0] == '?' && !str[1];
3362 int saveop = op;
3020 3363
3364 dLocal (Display *, dpy);
3365
3021 assert(str != NULL); 3366 assert (str != NULL);
3367
3368 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3369 return;
3370
3022 switch (op) { 3371 switch (op)
3372 {
3023 case XTerm_name: 3373 case XTerm_name:
3024 rxvt_set_title(aR_ str); 3374 set_title (str);
3025 /* FALLTHROUGH */ 3375 /* FALLTHROUGH */
3026 case XTerm_iconName: 3376 case XTerm_iconName:
3027 rxvt_set_iconName(aR_ str); 3377 set_icon_name (str);
3028 break; 3378 break;
3029 case XTerm_title: 3379 case XTerm_title:
3030 rxvt_set_title(aR_ str); 3380 set_title (str);
3031 break; 3381 break;
3382 case XTerm_property:
3383 if (str[0] == '?')
3384 {
3385 Atom prop = display->atom (str + 1);
3386 Atom actual_type;
3387 int actual_format;
3388 unsigned long nitems;
3389 unsigned long bytes_after;
3390 unsigned char *value = 0;
3391 const char *str = "";
3392
3393 if (prop
3394 && XGetWindowProperty (dpy, parent,
3395 prop, 0, 1<<16, 0, AnyPropertyType,
3396 &actual_type, &actual_format,
3397 &nitems, &bytes_after, &value) == Success
3398 && actual_type != None
3399 && actual_format == 8)
3400 str = (const char *)(value);
3401
3402 tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
3403
3404 XFree (value);
3405 }
3406 else
3407 {
3408 char *eq = strchr (str, '=');
3409
3410 if (eq)
3411 {
3412 *eq = 0;
3413 set_utf8_property (display->atom (str), eq + 1);
3414 }
3415 else
3416 XDeleteProperty (dpy, parent,
3417 display->atom (str));
3418 }
3419 break;
3420
3032 case XTerm_Color: 3421 case XTerm_Color:
3033 for (buf = (char *)str; buf && *buf;) { 3422 for (buf = (char *)str; buf && *buf;)
3423 {
3034 if ((name = STRCHR(buf, ';')) == NULL) 3424 if ((name = strchr (buf, ';')) == NULL)
3035 break; 3425 break;
3426
3036 *name++ = '\0'; 3427 *name++ = '\0';
3037 color = atoi(buf); 3428 color = atoi (buf) + minCOLOR;
3038 if (color < 0 || color >= TOTAL_COLORS) 3429
3039 break; 3430 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3431 break;
3432
3040 if ((buf = STRCHR(name, ';')) != NULL) 3433 if ((buf = strchr (name, ';')) != NULL)
3041 *buf++ = '\0'; 3434 *buf++ = '\0';
3042 rxvt_set_window_color(aR_ color + minCOLOR, name); 3435
3043 } 3436 process_color_seq (op, color, name, resp);
3044 break; 3437 }
3438 break;
3439 case Rxvt_restoreFG:
3440 case XTerm_Color00:
3441 process_color_seq (op, Color_fg, str, resp);
3442 break;
3443 case Rxvt_restoreBG:
3444 case XTerm_Color01:
3445 process_color_seq (op, Color_bg, str, resp);
3446 break;
3045#ifndef NO_CURSORCOLOR 3447#ifndef NO_CURSORCOLOR
3046 case XTerm_Color_cursor: 3448 case XTerm_Color_cursor:
3047 rxvt_set_window_color(aR_ Color_cursor, str); 3449 process_color_seq (op, Color_cursor, str, resp);
3048 break; 3450 break;
3049#endif 3451#endif
3050 case XTerm_Color_pointer: 3452 case XTerm_Color_pointer_fg:
3051 rxvt_set_window_color(aR_ Color_pointer, str); 3453 process_color_seq (op, Color_pointer_fg, str, resp);
3052 break; 3454 break;
3455 case XTerm_Color_pointer_bg:
3456 process_color_seq (op, Color_pointer_bg, str, resp);
3457 break;
3458#ifdef OPTION_HC
3459 case XTerm_Color_HC:
3460 process_color_seq (op, Color_HC, str, resp);
3461 break;
3462 case XTerm_Color_HTC:
3463 process_color_seq (op, Color_HTC, str, resp);
3464 break;
3465#endif
3053#ifndef NO_BOLD_UNDERLINE_REVERSE 3466#ifndef NO_BOLD_UNDERLINE_REVERSE
3054 case XTerm_Color_BD: 3467 case URxvt_Color_BD:
3055 rxvt_set_window_color(aR_ Color_BD, str); 3468 process_color_seq (op, Color_BD, str, resp);
3056 break; 3469 break;
3057 case XTerm_Color_UL: 3470 case URxvt_Color_UL:
3058 rxvt_set_window_color(aR_ Color_UL, str); 3471 process_color_seq (op, Color_UL, str, resp);
3059 break; 3472 break;
3060 case XTerm_Color_RV: 3473 case URxvt_Color_IT:
3061 rxvt_set_window_color(aR_ Color_RV, str); 3474 process_color_seq (op, Color_IT, str, resp);
3062 break; 3475 break;
3063#endif 3476#endif
3477 case URxvt_Color_border:
3478 process_color_seq (op, Color_border, str, resp);
3479 break;
3064 3480
3065 case XTerm_Menu: 3481#if BG_IMAGE_FROM_ROOT
3482 case URxvt_Color_tint:
3483 process_color_seq (op, Color_tint, str, resp);
3066 /* 3484 {
3067 * rxvt_menubar_dispatch() violates the constness of the string, 3485 bool changed = false;
3068 * so DON'T do it here 3486
3487 if (ISSET_PIXCOLOR (Color_tint))
3488 changed = root_effects.set_tint (pix_colors_focused [Color_tint]);
3489
3490 if (changed)
3491 update_background ();
3492 }
3493
3494 break;
3495#endif
3496
3497#if BG_IMAGE_FROM_FILE
3498 case Rxvt_Pixmap:
3499 if (!strcmp (str, "?"))
3069 */ 3500 {
3070 break; 3501 char str[256];
3071 case XTerm_Pixmap: 3502 int h_scale = fimage.h_scale;
3072 if (*str != ';') { 3503 int v_scale = fimage.v_scale;
3073#if XPM_BACKGROUND 3504 int h_align = fimage.h_align;
3074 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */ 3505 int v_align = fimage.v_align;
3075 rxvt_set_bgPixmap(aR_ str); /* change pixmap */
3076#endif
3077 rxvt_scr_touch(aR_ True);
3078 }
3079 while ((str = STRCHR(str, ';')) != NULL) {
3080 str++;
3081#if XPM_BACKGROUND
3082 changed += rxvt_scale_pixmap(aR_ str);
3083#endif
3084 }
3085 if (changed) {
3086#ifdef XPM_BACKGROUND
3087 rxvt_resize_pixmap(aR);
3088#endif
3089 rxvt_scr_touch(aR_ True);
3090 }
3091 break;
3092 3506
3093 case XTerm_restoreFG: 3507 sprintf (str, "[%dx%d+%d+%d]",
3094 rxvt_set_window_color(aR_ Color_fg, str); 3508 h_scale, v_scale,
3095 break; 3509 h_align, v_align);
3096 case XTerm_restoreBG: 3510 process_xterm_seq (XTerm_title, str, CHAR_ST);
3097 rxvt_set_window_color(aR_ Color_bg, str); 3511 }
3098 break; 3512 else
3513 {
3514 bool changed = false;
3515
3516 if (*str != ';')
3517 {
3518 try
3519 {
3520 fimage.set_file_geometry (this, str);
3521 changed = true;
3522 }
3523 catch (const class rxvt_failure_exception &e)
3524 {
3525 }
3526 }
3527 else
3528 {
3529 str++;
3530 if (fimage.set_geometry (str, true))
3531 changed = true;
3532 }
3533
3534 if (changed)
3535 {
3536 if (bg_window_position_sensitive ())
3537 {
3538 int x, y;
3539 get_window_origin (x, y);
3540 parent_x = x;
3541 parent_y = y;
3542 }
3543 update_background ();
3544 }
3545 }
3546 break;
3547#endif
3548
3099 case XTerm_logfile: 3549 case XTerm_logfile:
3100 break; 3550 // TODO, when secure mode?
3101 case XTerm_font: 3551 break;
3102 rxvt_change_font(aR_ 0, str); 3552
3103 break;
3104#if 0 3553#if 0
3105 case XTerm_dumpscreen: /* no error notices */ 3554 case Rxvt_dumpscreen: /* no error notices */
3106 { 3555 {
3107 int fd; 3556 int fd;
3108 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3557 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3109 rxvt_scr_dump(aR_ fd); 3558 {
3110 close(fd); 3559 scr_dump (fd);
3111 } 3560 close (fd);
3112 } 3561 }
3113 break; 3562 }
3563 break;
3564#endif
3565 case XTerm_font:
3566 op = URxvt_font;
3567 case URxvt_font:
3568#if ENABLE_STYLES
3569 case URxvt_boldFont:
3570 case URxvt_italicFont:
3571 case URxvt_boldItalicFont:
3572#endif
3573 if (query)
3574 tt_printf ("\33]%d;%-.250s%c", saveop,
3575 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3576 ? fontset[op - URxvt_font]->fontdesc : "",
3577 resp);
3578 else
3579 {
3580 const char *&res = rs[Rs_font + (op - URxvt_font)];
3581
3582 res = strdup (str);
3583 allocated.push_back ((void *)res);
3584 set_fonts ();
3585 }
3586 break;
3587
3588 case URxvt_version:
3589 if (query)
3590 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3591 op,
3592 rs[Rs_name], VERSION[0], VERSION[2],
3593 resp);
3594 break;
3595
3596#if !ENABLE_MINIMAL
3597 case URxvt_locale:
3598 if (query)
3599 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3600 else
3601 {
3602 set_locale (str);
3603 pty->set_utf8_mode (enc_utf8);
3604 init_xlocale ();
3605 }
3606 break;
3607
3608 case URxvt_view_up:
3609 case URxvt_view_down:
3610 {
3611 int lines = atoi (str);
3612
3613 if (lines)
3614 scr_page (op == URxvt_view_up ? UP : DN, lines);
3615 else
3616 scr_erase_savelines ();
3617 }
3618
3619 break;
3620#endif
3621
3622#if ENABLE_PERL
3623 case URxvt_perl:
3624 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
3625 break;
3114#endif 3626#endif
3115 } 3627 }
3116} 3628}
3117/*----------------------------------------------------------------------*/ 3629/*----------------------------------------------------------------------*/
3118 3630
… …
3124 * 's' = save 3636 * 's' = save
3125 * 'r' = restore 3637 * 'r' = restore
3126 * 't' = toggle 3638 * 't' = toggle
3127 * so no need for fancy checking 3639 * so no need for fancy checking
3128 */ 3640 */
3129/* INTPROTO */ 3641int ecb_cold
3130int
3131rxvt_privcases(pR_ int mode, unsigned long bit) 3642rxvt_term::privcases (int mode, unsigned long bit)
3132{ 3643{
3133 int state; 3644 int state;
3134 3645
3135 if (mode == 's') { 3646 if (mode == 's')
3136 R->SavedModes |= (R->PrivateModes & bit); 3647 {
3137 return -1; 3648 if (priv_modes & bit)
3649 SavedModes |= bit;
3138 } else { 3650 else
3651 SavedModes &= ~bit;
3652 return -1;
3653 }
3654 else
3655 {
3139 if (mode == 'r') 3656 if (mode == 'r')
3140 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3657 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3141 else 3658 else
3142 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3659 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3143 PrivMode(state, bit); 3660
3661 if (state)
3662 priv_modes |= bit;
3663 else
3664 priv_modes &= ~bit;
3144 } 3665 }
3666
3145 return state; 3667 return state;
3146} 3668}
3147 3669
3148/* we're not using priv _yet_ */ 3670/* we're not using priv _yet_ */
3149/* INTPROTO */
3150void 3671void
3151rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3672rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3152{ 3673{
3153 unsigned int i, j; 3674 unsigned int i, j;
3154 int state; 3675 int state;
3676
3155 static const struct { 3677 static const struct
3678 {
3156 const int argval; 3679 const int argval;
3157 const unsigned long bit; 3680 const unsigned long bit;
3158 } argtopriv[] = { 3681 } argtopriv[] = {
3159 { 1, PrivMode_aplCUR }, 3682 { 1, PrivMode_aplCUR }, // DECCKM
3160 { 2, PrivMode_vt52 }, 3683 { 2, PrivMode_vt52 }, // DECANM
3161 { 3, PrivMode_132 }, 3684 { 3, PrivMode_132 }, // DECCOLM
3162 { 4, PrivMode_smoothScroll }, 3685 { 4, PrivMode_smoothScroll }, // DECSCLM
3163 { 5, PrivMode_rVideo }, 3686 { 5, PrivMode_rVideo }, // DECSCNM
3164 { 6, PrivMode_relOrigin }, 3687 { 6, PrivMode_relOrigin }, // DECOM
3165 { 7, PrivMode_Autowrap }, 3688 { 7, PrivMode_Autowrap }, // DECAWM
3166 { 9, PrivMode_MouseX10 }, 3689 // 8, auto-repeat keys // DECARM
3167#ifdef menuBar_esc 3690 { 9, PrivMode_MouseX10 },
3168 { menuBar_esc, PrivMode_menuBar }, 3691 { 12, PrivMode_BlinkingCursor },
3169#endif 3692 // 18 end FF to printer after print screen
3693 // 19 Print screen prints full screen/scroll region
3694 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3170#ifdef scrollBar_esc 3695#ifdef scrollBar_esc
3171 { scrollBar_esc, PrivMode_scrollBar }, 3696 { scrollBar_esc, PrivMode_scrollBar },
3172#endif 3697#endif
3173 { 25, PrivMode_VisibleCursor }, 3698 { 35, PrivMode_ShiftKeys }, // rxvt extension
3174 { 35, PrivMode_ShiftKeys }, 3699 // 38, tektronix mode // DECTEK
3175 { 40, PrivMode_132OK }, 3700 { 40, PrivMode_132OK },
3176 { 47, PrivMode_Screen }, 3701 // 41 xterm more fixes NYI
3177 { 66, PrivMode_aplKP }, 3702 // 45 margin bell NYI
3703 // 46 start logging
3704 { 47, PrivMode_Screen },
3705 { 66, PrivMode_aplKP }, // DECNKM
3178#ifndef NO_BACKSPACE_KEY 3706#ifndef NO_BACKSPACE_KEY
3179 { 67, PrivMode_BackSpace }, 3707 { 67, PrivMode_BackSpace }, // DECBKM
3180#endif 3708#endif
3181 { 1000, PrivMode_MouseX11 }, 3709 { 1000, PrivMode_MouseX11 },
3182 { 1010, PrivMode_TtyOutputInh }, 3710 { 1002, PrivMode_MouseBtnEvent },
3183 { 1011, PrivMode_Keypress }, 3711 { 1003, PrivMode_MouseAnyEvent },
3184 { 1047, PrivMode_Screen }, 3712#if ENABLE_FRILLS
3185 }; 3713 { 1005, PrivMode_ExtModeMouse },
3714#endif
3715 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3716 { 1011, PrivMode_Keypress }, // rxvt extension
3717#if ENABLE_FRILLS
3718 { 1015, PrivMode_ExtMouseRight }, // urxvt extension of 1005
3719#endif
3720 // 1035 enable modifiers for alt, numlock NYI
3721 // 1036 send ESC for meta keys NYI
3722 // 1037 send DEL for keypad delete NYI
3723 { 1047, PrivMode_Screen },
3724 // 1048 save and restore cursor, implemented in code
3725 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3726 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3727 { 2004, PrivMode_BracketPaste },
3728 };
3186 3729
3187 if (nargs == 0) 3730 if (nargs == 0)
3188 return; 3731 return;
3189 3732
3190/* make lo/hi boolean */ 3733 /* make lo/hi boolean */
3191 if (mode == 'l') 3734 if (mode == 'l')
3192 mode = 0; /* reset */ 3735 mode = 0; /* reset */
3193 else if (mode == 'h') 3736 else if (mode == 'h')
3194 mode = 1; /* set */ 3737 mode = 1; /* set */
3195 3738
3196 for (i = 0; i < nargs; i++) { 3739 for (i = 0; i < nargs; i++)
3740 {
3197 state = -1; 3741 state = -1;
3198 3742
3199 /* basic handling */ 3743 /* basic handling */
3200 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3744 for (j = 0; j < ecb_array_length (argtopriv); j++)
3201 if (argtopriv[j].argval == arg[i]) { 3745 if (argtopriv[j].argval == arg[i])
3746 {
3202 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3747 state = privcases (mode, argtopriv[j].bit);
3203 break; 3748 break;
3204 } 3749 }
3205 3750
3206 /* extra handling for values with state unkept */ 3751 /* extra handling for values with state unkept */
3207 if (state == -1)
3208 switch (arg[i]) { 3752 switch (arg[i])
3753 {
3754#if ENABLE_STYLES
3755 case 1021:
3756 set_option (Opt_intensityStyles, mode);
3757
3758 scr_touch (true);
3759 break;
3760#endif
3209 case 1048: /* alternative cursor save */ 3761 case 1048: /* alternative cursor save */
3210 if (mode == 0) 3762 if (option (Opt_secondaryScreen))
3211 rxvt_scr_cursor(aR_ RESTORE); 3763 if (mode == 0)
3212 else if (mode == 1) 3764 scr_cursor (RESTORE);
3213 rxvt_scr_cursor(aR_ SAVE); 3765 else if (mode == 1)
3214 /* FALLTHROUGH */ 3766 scr_cursor (SAVE);
3215 default: 3767 break;
3216 continue; /* for(;i;) */ 3768 }
3217 }
3218 3769
3770 if (state >= 0)
3219 /* extra handling for values with valid 0 or 1 state */ 3771 /* extra handling for values with valid 0 or 1 state */
3220 switch (arg[i]) { 3772 switch (arg[i])
3773 {
3221 /* case 1: - application cursor keys */ 3774 /* case 1: - application cursor keys */
3222 case 2: /* VT52 mode */ 3775 case 2: /* VT52 mode */
3223 /* oddball mode. should be set regardless of set/reset 3776 /* oddball mode. should be set regardless of set/reset
3224 * parameter. Return from VT52 mode with an ESC < from 3777 * parameter. Return from VT52 mode with an ESC < from
3225 * within VT52 mode 3778 * within VT52 mode
3226 */ 3779 */
3227 PrivMode(1, PrivMode_vt52); 3780 priv_modes |= PrivMode_vt52;
3228 break; 3781 break;
3229 case 3: /* 80/132 */ 3782 case 3: /* 80/132 */
3230 if (R->PrivateModes & PrivMode_132OK) 3783 if (priv_modes & PrivMode_132OK)
3231 rxvt_set_widthheight(aR_ 3784 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3232 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3785 break;
3233 (unsigned int)R->TermWin.height);
3234 break;
3235 case 4: /* smooth scrolling */ 3786 case 4: /* smooth scrolling */
3236 if (state) 3787 set_option (Opt_jumpScroll, !state);
3237 R->Options &= ~Opt_jumpScroll; 3788 break;
3238 else
3239 R->Options |= Opt_jumpScroll;
3240 break;
3241 case 5: /* reverse video */ 3789 case 5: /* reverse video */
3242 rxvt_scr_rvideo_mode(aR_ state); 3790 scr_rvideo_mode (state);
3243 break; 3791 break;
3244 case 6: /* relative/absolute origins */ 3792 case 6: /* relative/absolute origins */
3245 rxvt_scr_relative_origin(aR_ state); 3793 scr_relative_origin (state);
3246 break; 3794 break;
3247 case 7: /* autowrap */ 3795 case 7: /* autowrap */
3248 rxvt_scr_autowrap(aR_ state); 3796 scr_autowrap (state);
3249 break; 3797 break;
3250 /* case 8: - auto repeat, can't do on a per window basis */ 3798 /* case 8: - auto repeat, can't do on a per window basis */
3251 case 9: /* X10 mouse reporting */ 3799 case 9: /* X10 mouse reporting */
3252 if (state) /* orthogonal */ 3800 if (state) /* orthogonal */
3253 R->PrivateModes &= ~(PrivMode_MouseX11); 3801 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3254 break; 3802 break;
3255#ifdef menuBar_esc
3256 case menuBar_esc:
3257#ifdef MENUBAR
3258 rxvt_map_menuBar(aR_ state);
3259#endif
3260 break;
3261#endif
3262#ifdef scrollBar_esc 3803#ifdef scrollBar_esc
3263 case scrollBar_esc: 3804 case scrollBar_esc:
3264 if (rxvt_scrollbar_mapping(aR_ state)) { 3805 scrollBar.map (state);
3265 rxvt_resize_all_windows(aR_ 0, 0, 0); 3806 resize_all_windows (0, 0, 0);
3266 rxvt_scr_touch(aR_ True); 3807 scr_touch (true);
3267 } 3808 break;
3268 break;
3269#endif 3809#endif
3810#ifdef CURSOR_BLINK
3811 case 12:
3812 cursor_blink_reset ();
3813 break;
3814#endif
3270 case 25: /* visible/invisible cursor */ 3815 case 25: /* visible/invisible cursor */
3271 rxvt_scr_cursor_visible(aR_ state); 3816 scr_cursor_visible (state);
3272 break; 3817 break;
3273 /* case 35: - shift keys */ 3818 /* case 35: - shift keys */
3274 /* case 40: - 80 <--> 132 mode */ 3819 /* case 40: - 80 <--> 132 mode */
3275 case 47: /* secondary screen */ 3820 case 47: /* secondary screen */
3276 rxvt_scr_change_screen(aR_ state); 3821 scr_change_screen (state);
3277 break; 3822 break;
3278 /* case 66: - application key pad */ 3823 /* case 66: - application key pad */
3279 /* case 67: - backspace key */ 3824 /* case 67: - backspace key */
3280 case 1000: /* X11 mouse reporting */ 3825 case 1000: /* X11 mouse reporting */
3281 if (state) /* orthogonal */ 3826 if (state) /* orthogonal */
3282 R->PrivateModes &= ~(PrivMode_MouseX10); 3827 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3283 break; 3828 break;
3284#if 0 3829 case 1002:
3285 case 1001: 3830 case 1003:
3286 break; /* X11 mouse highlighting */ 3831 if (state)
3287#endif 3832 {
3833 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3834 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3835 mouse_row = mouse_col = 0;
3836 vt_emask_mouse = PointerMotionMask;
3837 }
3838 else
3839 vt_emask_mouse = NoEventMask;
3840
3841 vt_select_input ();
3842 break;
3288 case 1010: /* scroll to bottom on TTY output inhibit */ 3843 case 1010: /* scroll to bottom on TTY output inhibit */
3289 if (state) 3844 set_option (Opt_scrollTtyOutput, !state);
3290 R->Options &= ~Opt_scrollTtyOutput; 3845 break;
3291 else
3292 R->Options |= Opt_scrollTtyOutput;
3293 break;
3294 case 1011: /* scroll to bottom on key press */ 3846 case 1011: /* scroll to bottom on key press */
3295 if (state) 3847 set_option (Opt_scrollTtyKeypress, state);
3296 R->Options |= Opt_scrollTtyKeypress; 3848 break;
3297 else
3298 R->Options &= ~Opt_scrollTtyKeypress;
3299 break;
3300 case 1047: /* secondary screen w/ clearing */ 3849 case 1047: /* secondary screen w/ clearing last */
3301 if (R->current_screen != PRIMARY) 3850 if (option (Opt_secondaryScreen))
3302 rxvt_scr_erase_screen(aR_ 2); 3851 if (!state)
3303 rxvt_scr_change_screen(aR_ state); 3852 scr_erase_screen (2);
3304 /* FALLTHROUGH */ 3853
3305 default: 3854 scr_change_screen (state);
3306 break; 3855 break;
3307 } 3856 case 1049: /* secondary screen w/ clearing first */
3857 if (option (Opt_secondaryScreen))
3858 if (state)
3859 scr_cursor (SAVE);
3860
3861 scr_change_screen (state);
3862
3863 if (option (Opt_secondaryScreen))
3864 if (state)
3865 scr_erase_screen (2);
3866 else
3867 scr_cursor (RESTORE);
3868 break;
3869 default:
3870 break;
3871 }
3308 } 3872 }
3309} 3873}
3310/*}}} */ 3874/*}}} */
3311 3875
3312/*{{{ process sgr sequences */ 3876/*{{{ process sgr sequences */
3313/* INTPROTO */ 3877void ecb_hot
3878rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3879{
3880 unsigned int i;
3881 short rendset;
3882 int rendstyle;
3883
3884 if (nargs == 0)
3885 {
3886 scr_rendition (0, ~RS_None);
3887 return;
3888 }
3889
3890 for (i = 0; i < nargs; i++)
3891 {
3892 rendset = -1;
3893 switch (arg[i])
3894 {
3895 case 0:
3896 rendset = 0, rendstyle = ~RS_None;
3897 break;
3898 case 1:
3899 rendset = 1, rendstyle = RS_Bold;
3900 break;
3901 //case 2: // low intensity
3902 case 3:
3903 rendset = 1, rendstyle = RS_Italic;
3904 break;
3905 case 4:
3906 rendset = 1, rendstyle = RS_Uline;
3907 break;
3908 case 5: // slowly blinking
3909 case 6: // rapidly blinking
3910 rendset = 1, rendstyle = RS_Blink;
3911 break;
3912 //case 6: // scoansi light background
3913 case 7:
3914 rendset = 1, rendstyle = RS_RVid;
3915 break;
3916 case 8:
3917 // invisible. NYI
3918 break;
3919 //case 9: // crossed out
3920 //case 10: // scoansi acs off, primary font
3921 //case 11: // scoansi acs on, first alt font
3922 //case 12: // scoansi acs on, |0x80, second alt font
3923 //...
3924 //case 19: // ninth alt font
3925 //case 20: // gothic
3926 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3927 rendset = 0, rendstyle = RS_Bold;
3928 break;
3929 case 22: // bold off (vt220)
3930 rendset = 0, rendstyle = RS_Bold;
3931 break;
3932 case 23: // disable italic
3933 rendset = 0, rendstyle = RS_Italic;
3934 break;
3935 case 24: // underline off (vt220)
3936 rendset = 0, rendstyle = RS_Uline;
3937 break;
3938 case 25: // blink off (vt220)
3939 rendset = 0, rendstyle = RS_Blink;
3940 break;
3941 case 26: // variable spacing (iso 8613)
3942 rendset = 0, rendstyle = RS_Blink;
3943 break;
3944 case 27: // reverse off (vt220)
3945 rendset = 0, rendstyle = RS_RVid;
3946 break;
3947 //case 28: // visible. NYI
3948 //case 29: // not crossed-out
3949 }
3950
3951 if (rendset != -1)
3952 {
3953 scr_rendition (rendset, rendstyle);
3954 continue; /* for (;i;) */
3955 }
3956
3957 switch (arg[i])
3958 {
3959 case 30:
3960 case 31: /* set fg color */
3961 case 32:
3962 case 33:
3963 case 34:
3964 case 35:
3965 case 36:
3966 case 37:
3967 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3968 break;
3969 case 38: // set fg color, ISO 8613-6
3970 if (nargs > i + 2 && arg[i + 1] == 5)
3971 {
3972 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
3973 i += 2;
3974 }
3975 break;
3976 case 39: /* default fg */
3977 scr_color (Color_fg, Color_fg);
3978 break;
3979
3980 case 40:
3981 case 41: /* set bg color */
3982 case 42:
3983 case 43:
3984 case 44:
3985 case 45:
3986 case 46:
3987 case 47:
3988 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
3989 break;
3990 case 48: // set bg color, ISO 8613-6
3991 if (nargs > i + 2 && arg[i + 1] == 5)
3992 {
3993 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
3994 i += 2;
3995 }
3996 break;
3997 case 49: /* default bg */
3998 scr_color (Color_bg, Color_bg);
3999 break;
4000
4001 //case 50: // not variable spacing
4002
4003#if !ENABLE_MINIMAL
4004 case 90:
4005 case 91: /* set bright fg color */
4006 case 92:
4007 case 93:
4008 case 94:
4009 case 95:
4010 case 96:
4011 case 97:
4012 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4013 break;
4014 case 100:
4015 case 101: /* set bright bg color */
4016 case 102:
4017 case 103:
4018 case 104:
4019 case 105:
4020 case 106:
4021 case 107:
4022 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4023 break;
4024#endif
4025 }
4026 }
4027}
4028
3314void 4029void
3315rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4030rxvt_term::set_cursor_style (int style)
3316{ 4031{
3317 unsigned int i; 4032 if (!IN_RANGE_INC (style, 0, 6))
3318 short rendset; 4033 return;
3319 int rendstyle;
3320 4034
3321 if (nargs == 0) { 4035 if (style == 0)
3322 rxvt_scr_rendition(aR_ 0, ~RS_None); 4036 style = 1;
3323 return;
3324 }
3325 for (i = 0; i < nargs; i++) {
3326 rendset = -1;
3327 switch (arg[i]) {
3328 case 0:
3329 rendset = 0, rendstyle = ~RS_None;
3330 break;
3331 case 1:
3332 rendset = 1, rendstyle = RS_Bold;
3333 break;
3334 case 4:
3335 rendset = 1, rendstyle = RS_Uline;
3336 break;
3337 case 5:
3338 rendset = 1, rendstyle = RS_Blink;
3339 break;
3340 case 7:
3341 rendset = 1, rendstyle = RS_RVid;
3342 break;
3343 case 22:
3344 rendset = 0, rendstyle = RS_Bold;
3345 break;
3346 case 24:
3347 rendset = 0, rendstyle = RS_Uline;
3348 break;
3349 case 25:
3350 rendset = 0, rendstyle = RS_Blink;
3351 break;
3352 case 27:
3353 rendset = 0, rendstyle = RS_RVid;
3354 break;
3355 }
3356 if (rendset != -1) {
3357 rxvt_scr_rendition(aR_ rendset, rendstyle);
3358 continue; /* for(;i;) */
3359 }
3360 4037
3361 switch (arg[i]) { 4038 cursor_type = (style - 1) / 2;
3362 case 30: 4039 set_option (Opt_cursorUnderline, cursor_type == 1);
3363 case 31: /* set fg color */
3364 case 32:
3365 case 33:
3366 case 34:
3367 case 35:
3368 case 36:
3369 case 37:
3370 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3371 Color_fg);
3372 break;
3373#ifdef TTY_256COLOR
3374 case 38:
3375 if (nargs > i + 2 && arg[i + 1] == 5) {
3376 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3377 Color_fg);
3378 i += 2;
3379 }
3380 break;
3381#endif
3382 case 39: /* default fg */
3383 rxvt_scr_color(aR_ Color_fg, Color_fg);
3384 break;
3385 4040
3386 case 40: 4041#ifdef CURSOR_BLINK
3387 case 41: /* set bg color */ 4042 set_option (Opt_cursorBlink, style & 1);
3388 case 42: 4043 cursor_blink_reset ();
3389 case 43:
3390 case 44:
3391 case 45:
3392 case 46:
3393 case 47:
3394 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3395 Color_bg);
3396 break;
3397#ifdef TTY_256COLOR
3398 case 48:
3399 if (nargs > i + 2 && arg[i + 1] == 5) {
3400 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3401 Color_bg);
3402 i += 2;
3403 }
3404 break;
3405#endif 4044#endif
3406 case 49: /* default bg */
3407 rxvt_scr_color(aR_ Color_bg, Color_bg);
3408 break;
3409 4045
3410#ifndef NO_BRIGHTCOLOR 4046 want_refresh = 1;
3411 case 90:
3412 case 91: /* set bright fg color */
3413 case 92:
3414 case 93:
3415 case 94:
3416 case 95:
3417 case 96:
3418 case 97:
3419 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3420 Color_fg);
3421 break;
3422 case 100:
3423 case 101: /* set bright bg color */
3424 case 102:
3425 case 103:
3426 case 104:
3427 case 105:
3428 case 106:
3429 case 107:
3430 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3431 Color_bg);
3432 break;
3433#endif
3434 }
3435 }
3436} 4047}
3437/*}}} */ 4048/*}}} */
3438 4049
3439/*{{{ process Rob Nation's own graphics mode sequences */
3440/* INTPROTO */
3441void
3442rxvt_process_graphics(pR)
3443{
3444 unsigned char ch, cmd = rxvt_cmd_getc(aR);
3445
3446#ifndef RXVT_GRAPHICS
3447 if (cmd == 'Q') { /* query graphics */
3448 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */
3449 return;
3450 }
3451/* swallow other graphics sequences until terminating ':' */
3452 do
3453 ch = rxvt_cmd_getc(aR);
3454 while (ch != ':');
3455#else
3456 unsigned int nargs;
3457 int args[NGRX_PTS];
3458 unsigned char *text = NULL;
3459
3460 if (cmd == 'Q') { /* query graphics */
3461 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3462 return;
3463 }
3464 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3465 int neg;
3466
3467 ch = rxvt_cmd_getc(aR);
3468 neg = (ch == '-');
3469 if (neg || ch == '+')
3470 ch = rxvt_cmd_getc(aR);
3471
3472 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3473 args[nargs] = args[nargs] * 10 + (ch - '0');
3474 if (neg)
3475 args[nargs] = -args[nargs];
3476
3477 nargs++;
3478 args[nargs] = 0;
3479 if (ch != ';')
3480 break;
3481 }
3482
3483 if ((cmd == 'T') && (nargs >= 5)) {
3484 int i, len = args[4];
3485
3486 text = rxvt_malloc((len + 1) * sizeof(char));
3487
3488 if (text != NULL) {
3489 for (i = 0; i < len; i++)
3490 text[i] = rxvt_cmd_getc(aR);
3491 text[len] = '\0';
3492 }
3493 }
3494 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3495#endif
3496}
3497/*}}} */
3498
3499/* ------------------------------------------------------------------------- */ 4050/* ---------------------------------------------------------------------- */
4051/* Write data to the pty as typed by the user, pasted with the mouse,
4052 * or generated by us in response to a query ESC sequence.
4053 */
3500 4054
3501/* 4055/*
3502 * Send printf() formatted output to the command. 4056 * Send printf () formatted output to the command.
3503 * Only use for small amounts of data. 4057 * Only use for small amounts of data.
3504 */ 4058 */
3505/* EXTPROTO */
3506void 4059void
3507rxvt_tt_printf(pR_ const char *fmt,...) 4060rxvt_term::tt_printf (const char *fmt,...)
3508{ 4061{
3509 va_list arg_ptr; 4062 va_list arg_ptr;
3510 unsigned char buf[256]; 4063 char buf[256];
3511 4064
3512 va_start(arg_ptr, fmt); 4065 va_start (arg_ptr, fmt);
3513 vsprintf((char *)buf, fmt, arg_ptr); 4066 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3514 va_end(arg_ptr); 4067 va_end (arg_ptr);
3515 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4068 tt_write (buf, strlen (buf));
3516} 4069}
3517 4070
3518/* ---------------------------------------------------------------------- */ 4071/* Write data to the pty as typed by the user. */
3519/* Addresses pasting large amounts of data and rxvt hang
3520 * code pinched from xterm (v_write()) and applied originally to
3521 * rxvt-2.18 - Hops
3522 * Write data to the pty as typed by the user, pasted with the mouse,
3523 * or generated by us in response to a query ESC sequence.
3524 */
3525/* EXTPROTO */
3526void 4072void
3527rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4073rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3528{ 4074{
3529#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4075 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3530 int riten; 4076 return;
3531 unsigned int p;
3532 unsigned char *v_buffer, /* start of physical buffer */
3533 *v_bufstr, /* start of current buffer pending */
3534 *v_bufptr, /* end of current buffer pending */
3535 *v_bufend; /* end of physical buffer */
3536 4077
3537 if (R->v_bufstr == NULL && len > 0) { 4078 if (option (Opt_scrollTtyKeypress))
3538 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4079 if (view_start)
3539 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4080 {
3540 v_bufend = v_buffer + p; 4081 view_start = 0;
3541 } else { 4082 want_refresh = 1;
3542 v_buffer = R->v_buffer;
3543 v_bufstr = R->v_bufstr;
3544 v_bufptr = R->v_bufptr;
3545 v_bufend = R->v_bufend;
3546 } 4083 }
3547 4084
3548 /* 4085 tt_write_ (data, len);
3549 * Append to the block we already have. Always doing this simplifies the 4086}
3550 * code, and isn't too bad, either. If this is a short block, it isn't 4087
3551 * too expensive, and if this is a long block, we won't be able to write 4088void
3552 * it all anyway. 4089rxvt_term::tt_write (const char *data, unsigned int len)
3553 */ 4090{
3554 if (len > 0) { 4091 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3555 if (v_bufend < v_bufptr + len) { /* run out of room */ 4092 return;
3556 if (v_bufstr != v_buffer) { 4093
3557 /* there is unused space, move everything down */ 4094 tt_write_ (data, len);
3558 MEMMOVE(v_buffer, v_bufstr, 4095}
3559 (unsigned int)(v_bufptr - v_bufstr)); 4096
3560 v_bufptr -= v_bufstr - v_buffer; 4097static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3561 v_bufstr = v_buffer; 4098
4099void
4100rxvt_term::tt_write_ (const char *data, unsigned int len)
4101{
4102 if (pty->pty < 0)
4103 return;
4104
4105 if (v_buflen == 0)
4106 {
4107 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4108
4109 max_it (written, 0);
4110
4111 if (written == len)
4112 return;
4113
4114 data += written;
4115 len -= written;
3562 } 4116 }
3563 if (v_bufend < v_bufptr + len) {
3564 /* still won't fit: get more space */
3565 /* use most basic realloc because an error is not fatal. */
3566 unsigned int size = v_bufptr - v_buffer;
3567 unsigned int reallocto;
3568 4117
3569 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4118 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3570 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4119
3571 /* save across realloc */ 4120 memcpy (v_buffer + v_buflen, data, len);
3572 if (v_buffer) { 4121 v_buflen += len;
3573 v_bufstr = v_buffer; 4122
3574 v_bufptr = v_buffer + size; 4123 pty_ev.set (ev::READ | ev::WRITE);
3575 v_bufend = v_buffer + reallocto; 4124}
3576 } else { /* no memory: ignore entire write request */ 4125
3577 rxvt_print_error("data loss: cannot allocate buffer space"); 4126void rxvt_term::pty_write ()
3578 v_buffer = v_bufstr; /* restore clobbered pointer */ 4127{
3579 } 4128 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4129
4130 if (written > 0)
4131 {
4132 v_buflen -= written;
4133
4134 if (v_buflen == 0)
4135 {
4136 free (v_buffer);
4137 v_buffer = 0;
4138
4139 pty_ev.set (ev::READ);
4140 return;
4141 }
4142
4143 memmove (v_buffer, v_buffer + written, v_buflen);
3580 } 4144 }
3581 } 4145 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3582 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4146 pty_ev.set (ev::READ);
3583 MEMCPY(v_bufptr, d, len);
3584 v_bufptr += len;
3585 }
3586 }
3587
3588 /*
3589 * Write out as much of the buffer as we can.
3590 * Be careful not to overflow the pty's input silo.
3591 * We are conservative here and only write a small amount at a time.
3592 *
3593 * If we can't push all the data into the pty yet, we expect write
3594 * to return a non-negative number less than the length requested
3595 * (if some data written) or -1 and set errno to EAGAIN,
3596 * EWOULDBLOCK, or EINTR (if no data written).
3597 *
3598 * (Not all systems do this, sigh, so the code is actually
3599 * a little more forgiving.)
3600 */
3601 if ((p = v_bufptr - v_bufstr) > 0) {
3602 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3603 if (riten < 0)
3604 riten = 0;
3605 v_bufstr += riten;
3606 if (v_bufstr >= v_bufptr) /* we wrote it all */
3607 v_bufstr = v_bufptr = v_buffer;
3608 }
3609 /*
3610 * If we have lots of unused memory allocated, return it
3611 */
3612 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3613 /* save pointers across realloc */
3614 unsigned int start = v_bufstr - v_buffer;
3615 unsigned int size = v_bufptr - v_buffer;
3616 unsigned int reallocto;
3617
3618 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3619 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3620 if (v_buffer) {
3621 v_bufstr = v_buffer + start;
3622 v_bufptr = v_buffer + size;
3623 v_bufend = v_buffer + reallocto;
3624 } else {
3625 /* should we print a warning if couldn't return memory? */
3626 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3627 }
3628 }
3629 R->v_buffer = v_buffer;
3630 R->v_bufstr = v_bufstr;
3631 R->v_bufptr = v_bufptr;
3632 R->v_bufend = v_bufend;
3633} 4147}
4148
3634/*----------------------- end-of-file (C source) -----------------------*/ 4149/*----------------------- end-of-file (C source) -----------------------*/
3635 4150

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