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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 1.566 by sf-exg, Sat Sep 12 14:03:35 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 (!bypass_keystate
1618 && ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1619 || priv_modes & PrivMode_MouseAnyEvent))
1620 mouse_report (ev.xbutton);
1621 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1622 break;
1623
1624 if (ev.xany.window == vt)
1625 {
1626 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1627 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1628 ; // nop
1629 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1630 {
1631 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1632 ;
1633
1634 XQueryPointer (dpy, vt,
1635 &unused_root, &unused_child,
1636 &unused_root_x, &unused_root_y,
1637 &ev.xbutton.x, &ev.xbutton.y,
1638 &ev.xbutton.state);
1639#ifdef MOUSE_THRESHOLD
1640 /* deal with a `jumpy' mouse */
1641 if (ev.xmotion.time - MEvent.time > MOUSE_THRESHOLD)
1642#endif
1643 {
1644#if ISO_14755
1645 // 5.4
1646 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1647 {
1648 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1649 break;
1650 }
1651#endif
1652 selection_extend (ev.xbutton.x, ev.xbutton.y,
1653 ev.xbutton.state & Button3Mask ? 2 : 0);
1654
1655#ifdef SELECTION_SCROLLING
1656 if (ev.xbutton.y < int_bwidth
1657 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1658 {
1659 page_dirn scroll_selection_dir;
1660 int dist;
1661
1662 /* don't clobber the current delay if we are
1663 * already in the middle of scrolling.
1664 */
1665 if (!sel_scroll_ev.is_active ())
1666 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1667
1668 /* save the event params so we can highlight
1669 * the selection in the pending-scroll loop
1670 */
1671 selection_save_x = ev.xbutton.x;
1672 selection_save_y = ev.xbutton.y;
1673 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1674
1675 /* calc number of lines to scroll */
1676 if (ev.xbutton.y < int_bwidth)
1677 {
1678 scroll_selection_dir = UP;
1679 dist = int_bwidth - ev.xbutton.y;
1680 }
1681 else
1682 {
1683 scroll_selection_dir = DN;
1684 dist = ev.xbutton.y - (int_bwidth + vt_height);
1685 }
1686
1687 scroll_selection_lines = Pixel2Height (dist)
1688 / SELECTION_SCROLL_LINE_SPEEDUP
1689 + 1;
1690 min_it (scroll_selection_lines,
1691 SELECTION_SCROLL_MAX_LINES);
1692 scroll_selection_lines *= scroll_selection_dir;
1693 }
1694 else
1695 {
1696 /* we are within the text window, so we
1697 * shouldn't be scrolling
1698 */
1699 sel_scroll_ev.stop();
1700 }
1701#endif
1702 }
1703 }
1704 }
1705 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1706 {
1707 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1708 MotionNotify, &ev))
1709 ;
1710
1711 XQueryPointer (dpy, scrollBar.win,
1712 &unused_root, &unused_child,
1713 &unused_root_x, &unused_root_y,
1714 &ev.xbutton.x, &ev.xbutton.y,
1715 &unused_mask);
1716 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1717 scrollBar.size ());
1718 want_refresh = 1;
1719 scrollBar.show (1);
1720 }
1721 break;
1722 }
1723
1724#if defined(CURSOR_BLINK)
1725 if (ev.type == KeyPress)
1726 cursor_blink_reset ();
1727#endif
1728
1729#if defined(POINTER_BLANK)
1730 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1731 {
1732 if (ev.type == MotionNotify
1733 || ev.type == ButtonPress
1734 || ev.type == ButtonRelease)
1735 if (hidden_pointer)
1736 pointer_unblank ();
1737
1738 if (ev.type == KeyPress && hidden_pointer == 0)
1739 pointer_blank ();
1740 }
1741#endif
1742
1743 refresh_check ();
1744}
1745
1746#if ENABLE_FRILLS
1747void ecb_cold
1748rxvt_term::set_urgency (bool enable)
1749{
1750 if (enable == urgency_hint)
1751 return;
1752
1753 if (XWMHints *h = XGetWMHints (dpy, parent))
1754 {
1755 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1756 XSetWMHints (dpy, parent, h);
1757 urgency_hint = enable;
1758 XFree (h);
1759 }
1760}
1761#endif
1762
1763void ecb_cold
1764rxvt_term::focus_in ()
1765{
1766 if (!focus)
1767 {
1768 focus = 1;
1769 want_refresh = 1;
1770
1771#if USE_XIM
1772 if (Input_Context != NULL)
1773 {
1774 im_set_position ();
1775 XSetICFocus (Input_Context);
1776 }
1777#endif
1778#if CURSOR_BLINK
1779 if (option (Opt_cursorBlink))
1780 cursor_blink_ev.again ();
1781#endif
1782#if OFF_FOCUS_FADING
1783 if (rs[Rs_fade])
1784 {
1785 pix_colors = pix_colors_focused;
1786 scr_recolor ();
1787 }
1788#endif
1789#if ENABLE_FRILLS
1790 if (option (Opt_urgentOnBell))
1791 set_urgency (0);
1792#endif
1793
1794 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1795 }
1796}
1797
1798void ecb_cold
1799rxvt_term::focus_out ()
1800{
1801 if (focus)
1802 {
1803 focus = 0;
1804 want_refresh = 1;
1805
1806#if ENABLE_FRILLS
1807 if (option (Opt_urgentOnBell))
1808 set_urgency (0);
1809#endif
1810#if ENABLE_FRILLS || ISO_14755
1811 if (iso14755buf)
1812 {
1813 iso14755buf = 0;
1814# if ISO_14755
1815 scr_overlay_off ();
1816# endif
1817 }
1818#endif
1819#if USE_XIM
1820 if (Input_Context != NULL)
1821 XUnsetICFocus (Input_Context);
1822#endif
1823#if CURSOR_BLINK
1824 if (option (Opt_cursorBlink))
1825 cursor_blink_ev.stop ();
1826
1827 hidden_cursor = 0;
1828#endif
1829#if OFF_FOCUS_FADING
1830 if (rs[Rs_fade])
1831 {
1832 pix_colors = pix_colors_unfocused;
1833 scr_recolor ();
1834 }
1835#endif
1836
1837 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1838 }
1839}
1840
1841void ecb_cold
1842rxvt_term::update_fade_color (unsigned int idx, bool first_time)
1843{
1844#if OFF_FOCUS_FADING
1845 if (rs[Rs_fade])
1846 {
1847 if (!first_time)
1848 pix_colors_focused [idx].free (this);
1849
1850 rgba c;
1851 pix_colors [Color_fade].get (c);
1852 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1853 }
1854#endif
1855}
1856
1857#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
1858void ecb_hot
1859rxvt_term::rootwin_cb (XEvent &ev)
1860{
1861 make_current ();
1862
1863 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1864 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1865 return;
1866
1867 switch (ev.type)
1868 {
1869 case PropertyNotify:
1870 /*
1871 * if user used some Esetroot compatible prog to set the root bg,
1872 * use the property to determine the pixmap. We use it later on.
1873 */
1874 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1875 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1876 {
1877#if BG_IMAGE_FROM_ROOT
1878 if (option (Opt_transparent))
1879 {
1880 rxvt_img::new_from_root (this)->replace (root_img);
1881 update_background ();
1882 }
1883#endif
1884 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1885 }
1886
1887 break;
1888 }
1889
1890 refresh_check ();
1891}
1892#endif
1893
1894void
1895rxvt_term::button_press (XButtonEvent &ev)
1896{
1897 int reportmode = 0, clickintime;
1898
1899 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1900
1901 if (!bypass_keystate)
1902 reportmode = !! (priv_modes & PrivMode_mouse_report);
1903
1904 /*
1905 * VT window processing of button press
1906 */
1907 if (ev.window == vt)
1908 {
1909 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1910 return;
1911
1912#if ISO_14755
1913 // 5.4
1914 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1915 {
1916 iso14755_54 (ev.x, ev.y);
1917 return;
1918 }
1919#endif
1920
1921 clickintime = ev.time - MEvent.time < multiClickTime;
1922
1923 if (reportmode)
1924 {
1925 /* mouse report from vt window */
1926 /* save the xbutton state (for ButtonRelease) */
1927 MEvent.state = ev.state;
1928#ifdef MOUSE_REPORT_DOUBLECLICK
1929 if (ev.button == MEvent.button && clickintime)
1930 {
1931 /* same button, within allowed time */
1932 MEvent.clicks++;
1933
1934 if (MEvent.clicks > 1)
1935 {
1936 /* only report double clicks */
1937 MEvent.clicks = 2;
1938 mouse_report (ev);
1939
1940 /* don't report the release */
1941 MEvent.clicks = 0;
1942 MEvent.button = AnyButton;
1943 }
1944 }
1945 else
1946 {
1947 /* different button, or time expired */
1948 MEvent.clicks = 1;
1949 MEvent.button = ev.button;
1950 mouse_report (ev);
1951 }
1952#else
1953 MEvent.button = ev.button;
1954 mouse_report (ev);
1955#endif /* MOUSE_REPORT_DOUBLECLICK */
1956
764 } 1957 }
765 else 1958 else
766 { 1959 {
767 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1960 if (ev.button != MEvent.button)
768 return ch; 1961 MEvent.clicks = 0;
769 }
770 }
771 1962
772 return NOCHAR; 1963 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 { 1964 {
819 /* Read a text string from the input buffer */ 1965 case Button1:
820 uint32_t buf[BUFSIZ]; 1966 /* allow meta + click to select rectangular areas */
821 bool refreshnow = false; 1967 /* should be done in screen.C */
822 int nlines = 0; 1968#if ENABLE_FRILLS
823 uint32_t *str = buf; 1969 selection.rect = !!(ev.state & ModMetaMask);
1970#else
1971 selection.rect = false;
1972#endif
824 1973
825 *str++ = ch; 1974 /* allow shift+left click to extend selection */
1975 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1976 {
1977 if (MEvent.button == Button1 && clickintime)
1978 selection_rotate (ev.x, ev.y);
1979 else
1980 selection_extend (ev.x, ev.y, 1);
1981 }
1982 else
1983 {
1984 if (MEvent.button == Button1 && clickintime)
1985 MEvent.clicks++;
1986 else
1987 MEvent.clicks = 1;
826 1988
1989 selection_click (MEvent.clicks, ev.x, ev.y);
1990 }
1991
1992 MEvent.button = Button1;
1993 break;
1994
1995 case Button3:
1996 if (MEvent.button == Button3 && clickintime)
1997 selection_rotate (ev.x, ev.y);
1998 else
1999 selection_extend (ev.x, ev.y, 1);
2000
2001 MEvent.button = Button3;
2002 break;
2003 }
2004 }
2005
2006 MEvent.time = ev.time;
2007 return;
2008 }
2009
2010 /*
2011 * Scrollbar window processing of button press
2012 */
2013 if (scrollBar.state && ev.window == scrollBar.win)
2014 {
2015 page_dirn direction = NO_DIR;
2016
2017 if (scrollBar.upButton (ev.y))
2018 direction = UP; /* up */
2019 else if (scrollBar.dnButton (ev.y))
2020 direction = DN; /* down */
2021
2022 scrollBar.state = SB_STATE_IDLE;
2023 /*
2024 * Rxvt-style scrollbar:
2025 * move up if mouse is above slider
2026 * move dn if mouse is below slider
2027 *
2028 * XTerm-style scrollbar:
2029 * Move display proportional to pointer location
2030 * pointer near top -> scroll one line
2031 * pointer near bot -> scroll full page
2032 */
2033#ifndef NO_SCROLLBAR_REPORT
2034 if (reportmode)
2035 {
2036 /*
2037 * Mouse report disabled scrollbar:
2038 * arrow buttons - send up/down
2039 * click on scrollbar - send pageup/down
2040 */
2041 if (direction == UP)
2042 tt_printf ("\033[A");
2043 else if (direction == DN)
2044 tt_printf ("\033[B");
2045 else
2046 switch (ev.button)
827 for (;;) 2047 {
2048 case Button2:
2049 tt_printf ("\014");
2050 break;
2051 case Button1:
2052 tt_printf ("\033[6~");
2053 break;
2054 case Button3:
2055 tt_printf ("\033[5~");
2056 break;
2057 }
2058 }
2059 else
2060#endif /* NO_SCROLLBAR_REPORT */
2061 {
2062 if (direction != NO_DIR)
2063 {
2064#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2065 if (!cont_scroll_ev.is_active ())
2066 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2067#endif
2068 if (scr_page (direction, 1))
828 { 2069 {
829 ch = next_char (); 2070 if (direction == UP)
2071 scrollBar.state = SB_STATE_UP;
2072 else
2073 scrollBar.state = SB_STATE_DOWN;
2074 }
2075 }
2076 else
2077 switch (ev.button)
2078 {
2079 case Button2:
2080 switch (scrollBar.align)
2081 {
2082 case SB_ALIGN_TOP:
2083 csrO = 0;
2084 break;
2085 case SB_ALIGN_CENTRE:
2086 csrO = (scrollBar.bot - scrollBar.top) / 2;
2087 break;
2088 case SB_ALIGN_BOTTOM:
2089 csrO = scrollBar.bot - scrollBar.top;
2090 break;
2091 }
830 2092
831 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 2093 if (scrollBar.style == SB_STYLE_XTERM
2094 || scrollBar.above_slider (ev.y)
2095 || scrollBar.below_slider (ev.y))
2096 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
2097
2098 scrollBar.state = SB_STATE_MOTION;
832 break; 2099 break;
2100
2101 case Button1:
2102 if (scrollBar.align == SB_ALIGN_CENTRE)
2103 csrO = ev.y - scrollBar.top;
2104 /* FALLTHROUGH */
2105
2106 case Button3:
2107 if (scrollBar.style != SB_STYLE_XTERM)
2108 {
2109 if (scrollBar.above_slider (ev.y))
2110# ifdef RXVT_SCROLL_FULL
2111 scr_page (UP, nrow - 1);
2112# else
2113 scr_page (UP, nrow / 4);
2114# endif
2115 else if (scrollBar.below_slider (ev.y))
2116# ifdef RXVT_SCROLL_FULL
2117 scr_page (DN, nrow - 1);
2118# else
2119 scr_page (DN, nrow / 4);
2120# endif
2121 else
2122 scrollBar.state = SB_STATE_MOTION;
2123 }
833 else 2124 else
834 { 2125 {
2126 scr_page ((ev.button == Button1 ? DN : UP),
2127 (nrow
2128 * scrollBar.position (ev.y)
2129 / scrollBar.size ()));
2130 }
2131
2132 break;
2133 }
2134 }
2135
2136 return;
2137 }
2138}
2139
2140void
2141rxvt_term::button_release (XButtonEvent &ev)
2142{
2143 int reportmode = 0;
2144
2145 csrO = 0; /* reset csr Offset */
2146 if (!bypass_keystate)
2147 reportmode = !! (priv_modes & PrivMode_mouse_report);
2148
2149 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
2150 {
2151 scrollBar.state = SB_STATE_IDLE;
2152 scrollBar.show (0);
2153 }
2154
2155#ifdef SELECTION_SCROLLING
2156 sel_scroll_ev.stop();
2157#endif
2158
2159 if (ev.window == vt)
2160 {
2161 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
2162 return;
2163
2164#if ISO_14755
2165 // 5.4
2166 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2167 return;
2168#endif
2169
2170 if (reportmode)
2171 {
2172 /* mouse report from vt window */
2173 /* don't report release of wheel "buttons" */
2174 if (ev.button >= 4)
2175 return;
2176#ifdef MOUSE_REPORT_DOUBLECLICK
2177 /* only report the release of 'slow' single clicks */
2178 if (MEvent.button != AnyButton
2179 && (ev.button != MEvent.button
2180 || (ev.time - MEvent.time
2181 > multiClickTime / 2)))
2182 {
2183 MEvent.clicks = 0;
2184 MEvent.button = AnyButton;
2185 mouse_report (ev);
2186 }
2187#else /* MOUSE_REPORT_DOUBLECLICK */
2188 MEvent.button = AnyButton;
2189 mouse_report (ev);
2190#endif /* MOUSE_REPORT_DOUBLECLICK */
2191 return;
2192 }
2193
2194 /*
2195 * dumb hack to compensate for the failure of click-and-drag
2196 * when overriding mouse reporting
2197 */
2198 if (priv_modes & PrivMode_mouse_report
2199 && bypass_keystate
2200 && ev.button == Button1 && MEvent.clicks <= 1)
2201 selection_extend (ev.x, ev.y, 0);
2202
2203 switch (ev.button)
2204 {
2205 case Button1:
2206 case Button3:
2207 selection_make (ev.time);
2208 break;
2209
2210 case Button2:
2211 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
2212 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2213 break;
2214
2215#ifdef MOUSE_WHEEL
2216 case Button4:
2217 case Button5:
2218 {
2219 int lines;
2220 page_dirn dirn;
2221
2222 dirn = ev.button == Button4 ? UP : DN;
2223
2224 if (ev.state & ShiftMask)
2225 lines = 1;
2226 else if (option (Opt_mouseWheelScrollPage))
2227 lines = nrow - 1;
2228 else
2229 lines = 5;
2230
2231# ifdef MOUSE_SLIP_WHEELING
2232 if (ev.state & ControlMask)
2233 {
2234 mouse_slip_wheel_speed += dirn;
2235 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
2236
2237 if (!slip_wheel_ev.is_active ())
2238 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2239 }
2240 else
2241# endif
2242 {
2243 scr_page (dirn, lines);
2244 scrollBar.show (1);
2245 }
2246 }
2247 break;
2248#endif
2249 }
2250 }
2251}
2252
2253/*}}} */
2254
2255void ecb_hot
2256rxvt_term::cmd_parse ()
2257{
2258 wchar_t ch = NOCHAR;
2259 char *seq_begin; // remember start of esc-sequence here
2260
2261 for (;;)
2262 {
2263 if (ecb_unlikely (ch == NOCHAR))
2264 {
2265 seq_begin = cmdbuf_ptr;
2266 ch = next_char ();
2267
2268 if (ch == NOCHAR)
2269 break;
2270 }
2271
2272 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2273 {
2274 if (ecb_unlikely (!seen_input))
2275 {
2276 seen_input = 1;
2277 // many badly-written programs (e.g. jed) contain a race condition:
2278 // they first read the screensize and then install a SIGWINCH handler.
2279 // some window managers resize the window early, and these programs
2280 // then sometimes get the size wrong.
2281 // unfortunately other programs are even more buggy and dislike
2282 // being sent SIGWINCH, so only do it when we were in fact being
2283 // resized.
2284 if (seen_resize && cmd_pid)
2285 kill (-cmd_pid, SIGWINCH);
2286 }
2287
2288 /* Read a text string from the input buffer */
2289 wchar_t buf[UBUFSIZ];
2290 bool refreshnow = false;
2291 int nlines = 0;
2292 wchar_t *str = buf;
2293 wchar_t *eol = str + min (ncol, UBUFSIZ);
2294
2295 for (;;)
2296 {
2297 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2298 break;
2299
835 *str++ = ch; 2300 *str++ = ch;
836 2301
2302 if (ecb_unlikely (ch == C0_LF || str >= eol))
2303 {
837 if (ch == '\n') 2304 if (ch == C0_LF)
2305 nlines++;
2306
2307 refresh_count++;
2308
2309 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2310 {
2311 refresh_count = 0;
2312
2313 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
838 { 2314 {
839 nlines++;
840 refresh_count++;
841
842 if (!(Options & Opt_jumpScroll)
843 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
844 {
845 refreshnow = true; 2315 refreshnow = true;
846 ch = NOCHAR; 2316 ch = NOCHAR;
847 break; 2317 break;
848 }
849 } 2318 }
2319 }
850 2320
2321 // scr_add_lines only works for nlines <= nrow - 1.
2322 if (nlines >= nrow - 1)
2323 {
2324 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2325 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2326 scr_add_lines (buf, str - buf, nlines);
2327
2328 nlines = 0;
2329 str = buf;
2330 eol = str + min (ncol, UBUFSIZ);
2331 }
2332
2333 if (str >= eol)
2334 {
851 if (str >= buf + BUFSIZ) 2335 if (eol >= buf + UBUFSIZ)
852 { 2336 {
853 ch = NOCHAR; 2337 ch = NOCHAR;
854 break; 2338 break;
855 } 2339 }
2340 else
2341 eol = min (eol + ncol, buf + UBUFSIZ);
856 } 2342 }
2343
857 } 2344 }
858 2345
859 rxvt_scr_add_lines (this, buf, nlines, str - buf); 2346 seq_begin = cmdbuf_ptr;
860 2347 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 } 2348 }
2349
2350 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2351 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2352 scr_add_lines (buf, str - buf, nlines);
2353
879 else 2354 /*
2355 * If there have been a lot of new lines, then update the screen
2356 * What the heck we'll cheat and only refresh less than every page-full.
2357 * if skipScroll is enabled.
2358 */
2359 if (refreshnow)
880 { 2360 {
881 switch (ch) 2361 scr_refresh ();
882 { 2362 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 } 2363 }
895 } 2364 }
896 } 2365 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 { 2366 {
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 { 2367 try
1672 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1673 if (reportmode)
1674 { 2368 {
1675 /* mouse report from vt window */ 2369 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 2370 }
2371 catch (const class out_of_input &o)
1707 { 2372 {
1708 if (ev->button != R->MEvent.button) 2373 // we ran out of input, retry later
1709 R->MEvent.clicks = 0; 2374 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; 2375 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 } 2376 }
1729 } 2377
1730 R->MEvent.time = ev->time; 2378 ch = NOCHAR;
1731 return;
1732 }
1733 } 2379 }
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 } 2380 }
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} 2381}
1870 2382
1871/* INTPROTO */ 2383// read the next character
1872void 2384wchar_t ecb_hot
1873rxvt_button_release(pR_ XButtonEvent *ev) 2385rxvt_term::next_char () NOTHROW
1874{ 2386{
1875 int reportmode = 0; 2387 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 { 2388 {
1893#ifdef RXVT_GRAPHICS 2389 // assume 7-bit to be ascii ALWAYS
1894 if (ev->subwindow != None) 2390 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b))
1895 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2391 return *cmdbuf_ptr++;
1896 else 2392
1897#endif 2393 wchar_t wc;
2394 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2395
2396 if (len == (size_t)-2)
1898 { 2397 {
1899 if (reportmode) 2398 // the mbstate stores incomplete sequences. didn't know this :/
2399 cmdbuf_ptr = cmdbuf_endp;
2400 break;
2401 }
2402
2403 if (len == (size_t)-1)
1900 { 2404 {
1901 /* mouse report from vt window */ 2405 mbstate.reset (); // reset now undefined conversion state
1902 /* don't report release of wheel "buttons" */ 2406 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
1903 if (ev->button >= 4) 2407 // in which case we "erroneously" return the next byte which might be valid.
1904 return; 2408 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
1905#ifdef MOUSE_REPORT_DOUBLECLICK 2409 }
1906 /* only report the release of 'slow' single clicks */ 2410
1907 if (R->MEvent.button != AnyButton 2411 // assume wchar == unicode
1908 && (ev->button != R->MEvent.button 2412 cmdbuf_ptr += len;
1909 || (ev->time - R->MEvent.time 2413 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 } 2414 }
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 2415
1931 switch (ev->button) { 2416 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} 2417}
1982 2418
1983 2419// read the next octet
1984#ifdef TRANSPARENT 2420uint32_t ecb_hot
1985/* 2421rxvt_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{ 2422{
1993 int i, pchanged, aformat, have_pixmap, rootdepth; 2423 return cmdbuf_ptr < cmdbuf_endp
1994 unsigned long nitems, bytes_after; 2424 ? (unsigned char)*cmdbuf_ptr++
1995 Atom atype; 2425 : 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} 2426}
2168#endif
2169 2427
2170/*}}} */ 2428static class out_of_input out_of_input;
2429
2430wchar_t ecb_hot
2431rxvt_term::cmd_getc () THROW ((class out_of_input))
2432{
2433 wchar_t c = next_char ();
2434
2435 if (c == NOCHAR)
2436 throw out_of_input;
2437
2438 return c;
2439}
2440
2441uint32_t ecb_hot
2442rxvt_term::cmd_get8 () THROW ((class out_of_input))
2443{
2444 uint32_t c = next_octet ();
2445
2446 if (c == NOCHAR)
2447 throw out_of_input;
2448
2449 return c;
2450}
2171 2451
2172/*{{{ print pipe */ 2452/*{{{ print pipe */
2173/*----------------------------------------------------------------------*/ 2453/*----------------------------------------------------------------------*/
2174#ifdef PRINTPIPE 2454#ifdef PRINTPIPE
2175/* EXTPROTO */ 2455FILE * ecb_cold
2176FILE *
2177rxvt_popen_printer(pR) 2456rxvt_term::popen_printer ()
2178{ 2457{
2179 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2458 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2180 2459
2181 if (stream == NULL) 2460 if (stream == NULL)
2182 rxvt_print_error("can't open printer pipe"); 2461 rxvt_warn ("can't open printer pipe, not printing.\n");
2462
2183 return stream; 2463 return stream;
2184} 2464}
2185 2465
2186/* EXTPROTO */ 2466int ecb_cold
2187int
2188rxvt_pclose_printer(FILE *stream) 2467rxvt_term::pclose_printer (FILE *stream)
2189{ 2468{
2190 fflush(stream); 2469 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); 2470 return pclose (stream);
2197# endif
2198} 2471}
2199 2472
2200/* 2473/*
2201 * simulate attached vt100 printer 2474 * simulate attached vt100 printer
2202 */ 2475 */
2203/* INTPROTO */ 2476void ecb_cold
2204void
2205rxvt_process_print_pipe(pR) 2477rxvt_term::process_print_pipe ()
2206{ 2478{
2207 int done; 2479 FILE *fd = popen_printer ();
2208 FILE *fd;
2209 2480
2210 if ((fd = rxvt_popen_printer(aR)) == NULL) 2481 if (!fd)
2211 return; 2482 return;
2212 2483
2213/* 2484 /*
2214 * Send all input to the printer until either ESC[4i or ESC[?4i 2485 * Send all input to the printer until either ESC[4i or ESC[?4i
2215 * is received. 2486 * is received.
2216 */ 2487 */
2217 for (done = 0; !done;) { 2488 for (int done = 0; !done; )
2489 {
2218 unsigned char buf[8]; 2490 unsigned char buf[8];
2219 unsigned char ch; 2491 unicode_t ch;
2220 unsigned int i, len; 2492 unsigned int i, len;
2221 2493
2222 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2494 if ((ch = cmd_getc ()) != C0_ESC)
2495 {
2223 if (putc(ch, fd) == EOF) 2496 if (putc (ch, fd) == EOF)
2224 break; /* done = 1 */ 2497 break; /* done = 1 */
2225 } else { 2498 }
2499 else
2500 {
2226 len = 0; 2501 len = 0;
2227 buf[len++] = ch; 2502 buf[len++] = ch;
2228 2503
2229 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2504 if ((buf[len++] = cmd_getc ()) == '[')
2230 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2505 {
2231 buf[len++] = '?'; 2506 if ((ch = cmd_getc ()) == '?')
2232 ch = rxvt_cmd_getc(aR); 2507 {
2233 } 2508 buf[len++] = '?';
2509 ch = cmd_getc ();
2510 }
2234 if ((buf[len++] = ch) == '4') { 2511 if ((buf[len++] = ch) == '4')
2512 {
2235 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2513 if ((buf[len++] = cmd_getc ()) == 'i')
2236 break; /* done = 1 */ 2514 break; /* done = 1 */
2237 } 2515 }
2516 }
2517
2518 for (i = 0; i < len; i++)
2519 if (putc (buf[i], fd) == EOF)
2520 {
2521 done = 1;
2522 break;
2523 }
2524 }
2238 } 2525 }
2239 for (i = 0; i < len; i++) 2526
2240 if (putc(buf[i], fd) == EOF) {
2241 done = 1;
2242 break;
2243 }
2244 }
2245 }
2246 rxvt_pclose_printer(fd); 2527 pclose_printer (fd);
2247} 2528}
2248#endif /* PRINTPIPE */ 2529#endif /* PRINTPIPE */
2249/*}}} */ 2530/*}}} */
2250 2531
2251/* *INDENT-OFF* */
2252enum { 2532enum {
2253 C1_40 = 0x40, 2533 C1_40 = 0x40,
2254 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2534 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, 2535 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, 2536 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 2537 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2258}; 2538};
2259/* *INDENT-ON* */
2260 2539
2261/*{{{ process non-printing single characters */ 2540/*{{{ process non-printing single characters */
2262/* INTPROTO */ 2541void ecb_hot
2263void 2542rxvt_term::process_nonprinting (unicode_t ch)
2264rxvt_process_nonprinting(pR_ unsigned char ch)
2265{ 2543{
2266 switch (ch) { 2544 switch (ch)
2545 {
2546 case C0_ESC:
2547 process_escape_seq ();
2548 break;
2267 case C0_ENQ: /* terminal Status */ 2549 case C0_ENQ: /* terminal Status */
2268 if (R->rs[Rs_answerbackstring]) 2550 if (rs[Rs_answerbackstring])
2269 rxvt_tt_write(aR_ 2551 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2270 (const unsigned char *)R->rs[Rs_answerbackstring], 2552 else
2271 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2553 tt_write (VT100_ANS, strlen (VT100_ANS));
2272 else 2554 break;
2273 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2274 (unsigned int)STRLEN(VT100_ANS));
2275 break;
2276 case C0_BEL: /* bell */ 2555 case C0_BEL: /* bell */
2277 rxvt_scr_bell(aR); 2556 scr_bell ();
2278 break; 2557 break;
2279 case C0_BS: /* backspace */ 2558 case C0_BS: /* backspace */
2280 rxvt_scr_backspace(aR); 2559 scr_backspace ();
2281 break; 2560 break;
2282 case C0_HT: /* tab */ 2561 case C0_HT: /* tab */
2283 rxvt_scr_tab(aR_ 1); 2562 scr_tab (1);
2284 break; 2563 break;
2285 case C0_CR: /* carriage return */ 2564 case C0_CR: /* carriage return */
2286 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2565 scr_gotorc (0, 0, R_RELATIVE);
2287 break; 2566 break;
2288 case C0_VT: /* vertical tab, form feed */ 2567 case C0_VT: /* vertical tab, form feed */
2289 case C0_FF: 2568 case C0_FF:
2290 case C0_LF: /* line feed */ 2569 case C0_LF: /* line feed */
2291 rxvt_scr_index(aR_ UP); 2570 scr_index (UP);
2292 break; 2571 break;
2293 case C0_SO: /* shift out - acs */ 2572 case C0_SO: /* shift out - acs */
2294 rxvt_scr_charset_choose(aR_ 1); 2573 scr_charset_choose (1);
2295 break; 2574 break;
2296 case C0_SI: /* shift in - acs */ 2575 case C0_SI: /* shift in - acs */
2297 rxvt_scr_charset_choose(aR_ 0); 2576 scr_charset_choose (0);
2298 break; 2577 break;
2578
2579#ifdef EIGHT_BIT_CONTROLS
2580 // 8-bit controls
2581 case 0x90: /* DCS */
2582 process_dcs_seq ();
2583 break;
2584 case 0x9b: /* CSI */
2585 process_csi_seq ();
2586 break;
2587 case 0x9d: /* OSC */
2588 process_osc_seq ();
2589 break;
2590#endif
2299 } 2591 }
2300} 2592}
2301/*}}} */ 2593/*}}} */
2302 2594
2303 2595
2304/*{{{ process VT52 escape sequences */ 2596/*{{{ process VT52 escape sequences */
2305/* INTPROTO */ 2597void ecb_cold
2306void 2598rxvt_term::process_escape_vt52 (unicode_t ch)
2307rxvt_process_escape_vt52(pR_ unsigned char ch)
2308{ 2599{
2309 int row, col; 2600 int row, col;
2601
2602 switch (ch)
2310 2603 {
2311 switch (ch) {
2312 case 'A': /* cursor up */ 2604 case 'A': /* cursor up */
2313 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2605 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2314 break; 2606 break;
2315 case 'B': /* cursor down */ 2607 case 'B': /* cursor down */
2316 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2608 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2317 break; 2609 break;
2318 case 'C': /* cursor right */ 2610 case 'C': /* cursor right */
2319 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2611 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2320 break; 2612 break;
2321 case 'D': /* cursor left */ 2613 case 'D': /* cursor left */
2322 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2614 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2323 break; 2615 break;
2324 case 'H': /* cursor home */ 2616 case 'H': /* cursor home */
2325 rxvt_scr_gotorc(aR_ 0, 0, 0); 2617 scr_gotorc (0, 0, 0);
2326 break; 2618 break;
2327 case 'I': /* cursor up and scroll down if needed */ 2619 case 'I': /* cursor up and scroll down if needed */
2328 rxvt_scr_index(aR_ DN); 2620 scr_index (DN);
2329 break; 2621 break;
2330 case 'J': /* erase to end of screen */ 2622 case 'J': /* erase to end of screen */
2331 rxvt_scr_erase_screen(aR_ 0); 2623 scr_erase_screen (0);
2332 break; 2624 break;
2333 case 'K': /* erase to end of line */ 2625 case 'K': /* erase to end of line */
2334 rxvt_scr_erase_line(aR_ 0); 2626 scr_erase_line (0);
2335 break; 2627 break;
2336 case 'Y': /* move to specified row and col */ 2628 case 'Y': /* move to specified row and col */
2337 /* full command is 'ESC Y row col' where row and col 2629 /* full command is 'ESC Y row col' where row and col
2338 * are encoded by adding 32 and sending the ascii 2630 * are encoded by adding 32 and sending the ascii
2339 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2631 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2340 * etc. */ 2632 * etc. */
2341 row = rxvt_cmd_getc(aR) - ' '; 2633 row = cmd_getc () - ' ';
2342 col = rxvt_cmd_getc(aR) - ' '; 2634 col = cmd_getc () - ' ';
2343 rxvt_scr_gotorc(aR_ row, col, 0); 2635 scr_gotorc (row, col, 0);
2344 break; 2636 break;
2345 case 'Z': /* identify the terminal type */ 2637 case 'Z': /* identify the terminal type */
2346 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2638 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2347 break; 2639 break;
2348 case '<': /* turn off VT52 mode */ 2640 case '<': /* turn off VT52 mode */
2349 PrivMode(0, PrivMode_vt52); 2641 priv_modes &= ~PrivMode_vt52;
2350 break; 2642 break;
2351 case 'F': /* use special graphics character set */ 2643 case 'F': /* use special graphics character set */
2352 case 'G': /* use regular character set */ 2644 case 'G': /* use regular character set */
2353 /* unimplemented */ 2645 /* unimplemented */
2354 break; 2646 break;
2355 case '=': /* use alternate keypad mode */ 2647 case '=': /* use alternate keypad mode */
2356 case '>': /* use regular keypad mode */ 2648 case '>': /* use regular keypad mode */
2357 /* unimplemented */ 2649 /* unimplemented */
2358 break; 2650 break;
2359 } 2651 }
2360} 2652}
2361/*}}} */ 2653/*}}} */
2362 2654
2363 2655
2364/*{{{ process escape sequences */ 2656/*{{{ process escape sequences */
2365/* INTPROTO */ 2657void ecb_hot
2366void
2367rxvt_process_escape_seq(pR) 2658rxvt_term::process_escape_seq ()
2368{ 2659{
2369 unsigned char ch = rxvt_cmd_getc(aR); 2660 unicode_t ch = cmd_getc ();
2370 2661
2371 if (R->PrivateModes & PrivMode_vt52) { 2662 if (priv_modes & PrivMode_vt52)
2372 rxvt_process_escape_vt52(aR_ ch);
2373 return;
2374 }
2375 2663 {
2664 process_escape_vt52 (ch);
2665 return;
2666 }
2667
2376 switch (ch) { 2668 switch (ch)
2377 /* case 1: do_tek_mode (); break; */ 2669 {
2378 case '#': 2670 case '#':
2379 if (rxvt_cmd_getc(aR) == '8') 2671 if (cmd_getc () == '8')
2380 rxvt_scr_E(aR); 2672 scr_E ();
2381 break; 2673 break;
2382 case '(': 2674 case '(':
2383 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2675 scr_charset_set (0, (unsigned int)cmd_getc ());
2384 break; 2676 break;
2385 case ')': 2677 case ')':
2386 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2678 scr_charset_set (1, (unsigned int)cmd_getc ());
2387 break; 2679 break;
2388 case '*': 2680 case '*':
2389 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2681 scr_charset_set (2, (unsigned int)cmd_getc ());
2390 break; 2682 break;
2391 case '+': 2683 case '+':
2392 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2684 scr_charset_set (3, (unsigned int)cmd_getc ());
2393 break; 2685 break;
2394#ifdef MULTICHAR_SET 2686#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': 2687 case '6':
2401 rxvt_scr_backindex(aR); 2688 scr_backindex ();
2402 break; 2689 break;
2403#endif 2690#endif
2404 case '7': 2691 case '7':
2405 rxvt_scr_cursor(aR_ SAVE); 2692 scr_cursor (SAVE);
2406 break; 2693 break;
2407 case '8': 2694 case '8':
2408 rxvt_scr_cursor(aR_ RESTORE); 2695 scr_cursor (RESTORE);
2409 break; 2696 break;
2410#ifndef NO_FRILLS 2697#if !ENABLE_MINIMAL
2411 case '9': 2698 case '9':
2412 rxvt_scr_forwardindex(aR); 2699 scr_forwardindex ();
2413 break; 2700 break;
2414#endif 2701#endif
2702 // DECPAM/DECPNM
2415 case '=': 2703 case '=':
2704 priv_modes |= PrivMode_aplKP;
2705 break;
2416 case '>': 2706 case '>':
2417 PrivMode((ch == '='), PrivMode_aplKP); 2707 priv_modes &= ~PrivMode_aplKP;
2418 break; 2708 break;
2419 2709
2420 case C1_40: 2710 case C1_40:
2421 rxvt_cmd_getc(aR); 2711 cmd_getc ();
2422 break; 2712 break;
2423 case C1_44: 2713 case C1_44:
2424 rxvt_scr_index(aR_ UP); 2714 scr_index (UP);
2425 break; 2715 break;
2426 2716
2427 /* 8.3.87: NEXT LINE */ 2717 /* 8.3.87: NEXT LINE */
2428 case C1_NEL: /* ESC E */ 2718 case C1_NEL: /* ESC E */
2429 {
2430 uint32_t nlcr[] = { '\n', '\r' };
2431 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2432 } 2719 {
2433 break; 2720 wchar_t nlcr[] = { C0_LF, C0_CR };
2721 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2722 }
2723 break;
2434 2724
2435 /* kidnapped escape sequence: Should be 8.3.48 */ 2725 /* kidnapped escape sequence: Should be 8.3.48 */
2436 case C1_ESA: /* ESC G */ 2726 case C1_ESA: /* ESC G */
2437 rxvt_process_graphics(aR); 2727 // used by original rxvt for rob nations own graphics mode
2438 break; 2728 if (cmd_getc () == 'Q')
2729 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2730 break;
2439 2731
2440 /* 8.3.63: CHARACTER TABULATION SET */ 2732 /* 8.3.63: CHARACTER TABULATION SET */
2441 case C1_HTS: /* ESC H */ 2733 case C1_HTS: /* ESC H */
2442 rxvt_scr_set_tab(aR_ 1); 2734 scr_set_tab (1);
2443 break; 2735 break;
2444 2736
2445 /* 8.3.105: REVERSE LINE FEED */ 2737 /* 8.3.105: REVERSE LINE FEED */
2446 case C1_RI: /* ESC M */ 2738 case C1_RI: /* ESC M */
2447 rxvt_scr_index(aR_ DN); 2739 scr_index (DN);
2448 break; 2740 break;
2449 2741
2450 /* 8.3.142: SINGLE-SHIFT TWO */ 2742 /* 8.3.142: SINGLE-SHIFT TWO */
2451 /*case C1_SS2: scr_single_shift (2); break; */ 2743 /* case C1_SS2: break; */
2452 2744
2453 /* 8.3.143: SINGLE-SHIFT THREE */ 2745 /* 8.3.143: SINGLE-SHIFT THREE */
2454 /*case C1_SS3: scr_single_shift (3); break; */ 2746 /* case C1_SS3: break; */
2455 2747
2456 /* 8.3.27: DEVICE CONTROL STRING */ 2748 /* 8.3.27: DEVICE CONTROL STRING */
2457 case C1_DCS: /* ESC P */ 2749 case C1_DCS: /* ESC P */
2458 rxvt_process_dcs_seq(aR); 2750 process_dcs_seq ();
2459 break; 2751 break;
2460 2752
2461 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2753 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2462 case C1_SCI: /* ESC Z */ 2754 case C1_SCI: /* ESC Z */
2463 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2755 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2464 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2465 break; /* steal obsolete ESC [ c */ 2756 break; /* steal obsolete ESC [ c */
2466 2757
2467 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2758 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2468 case C1_CSI: /* ESC [ */ 2759 case C1_CSI: /* ESC [ */
2469 rxvt_process_csi_seq(aR); 2760 process_csi_seq ();
2470 break; 2761 break;
2471 2762
2472 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2763 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2473 case C1_OSC: /* ESC ] */ 2764 case C1_OSC: /* ESC ] */
2474 rxvt_process_osc_seq(aR); 2765 process_osc_seq ();
2475 break; 2766 break;
2476 2767
2477 /* 8.3.106: RESET TO INITIAL STATE */ 2768 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2478 case 'c': 2769 case 'c':
2479 rxvt_scr_poweron(aR); 2770 mbstate.reset ();
2480 rxvt_scrollbar_show(aR_ 1); 2771 scr_poweron ();
2481 break; 2772 scrollBar.show (1);
2773 break;
2482 2774
2483 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2775 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2484 case 'n': 2776 case 'n':
2485 rxvt_scr_charset_choose(aR_ 2); 2777 scr_charset_choose (2);
2486 break; 2778 break;
2487 2779
2488 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2780 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2489 case 'o': 2781 case 'o':
2490 rxvt_scr_charset_choose(aR_ 3); 2782 scr_charset_choose (3);
2491 break; 2783 break;
2492 } 2784 }
2493} 2785}
2494/*}}} */ 2786/*}}} */
2495 2787
2496/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2788/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2497/* *INDENT-OFF* */
2498enum { 2789enum {
2499 CSI_ICH = 0x40, 2790 CSI_ICH = 0x40,
2500 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2791 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 , 2792 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, 2793 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, 2794 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, 2795 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, 2796 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 , 2797 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 2798 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2508}; 2799};
2509 2800
2510#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2801#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2511 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2802 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2512 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2803 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2513#define get_byte_array_bit(array, bit) \ 2804#define get_byte_array_bit(array, bit) \
2514 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2805 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2515 2806
2516const unsigned char csi_defaults[] = { 2807static const unsigned char csi_defaults[] =
2808 {
2517 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2809 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, */ 2810 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, */ 2811 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, [, \, ], ^, _, */ 2812 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, */ 2813 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, */ 2814 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, */ 2815 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, {, |, }, ~, */ 2816 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2525}; 2817 };
2526/* *INDENT-ON* */
2527 2818
2528/* INTPROTO */ 2819void ecb_hot
2820rxvt_term::process_csi_seq ()
2821{
2822 unicode_t ch, priv, prev_ch, i;
2823 unsigned int nargs, p;
2824 int n, ndef;
2825 int arg[ESC_ARGS] = { };
2826
2827 nargs = 0;
2828
2829 priv = 0;
2830 ch = cmd_getc ();
2831 if ((ch >= '<' && ch <= '?') || ch == '!')
2832 {
2833 /* '<' '=' '>' '?' '!' */
2834 priv = ch;
2835 ch = cmd_getc ();
2836 }
2837
2838 prev_ch = 0;
2839 /* read any numerical arguments */
2840 for (n = -1; ch < CSI_ICH; )
2841 {
2842 if (isdigit (ch))
2843 {
2844 if (n < 0)
2845 n = ch - '0';
2846 else
2847 n = n * 10 + ch - '0';
2848 }
2849 else if (ch == ';')
2850 {
2851 if (nargs < ESC_ARGS)
2852 arg[nargs++] = n;
2853 n = -1;
2854 }
2855 else if (IS_CONTROL (ch))
2856 process_nonprinting (ch);
2857
2858 prev_ch = ch;
2859 ch = cmd_getc ();
2860 }
2861
2862 if (ch > CSI_7F)
2863 return;
2864
2865 if (nargs < ESC_ARGS)
2866 arg[nargs++] = n;
2867
2868 i = ch - CSI_ICH;
2869 ndef = get_byte_array_bit (csi_defaults, i);
2870 for (p = 0; p < nargs; p++)
2871 if (arg[p] == -1)
2872 arg[p] = ndef;
2873
2874 /*
2875 * private mode handling
2876 */
2877 if (priv)
2878 {
2879 switch (priv)
2880 {
2881 case '>':
2882 if (ch == CSI_DA) /* secondary device attributes */
2883 {
2884 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2885 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2886 //
2887 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2888 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2889 // versions.
2890 //
2891 tt_printf ("\033[>%d;95;0c", 'U');
2892 }
2893 break;
2894
2895 case '?':
2896 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2897 process_terminal_mode (ch, priv, nargs, arg);
2898 break;
2899
2900 case '!':
2901 if (ch == CSI_70)
2902 {
2903 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2904 scr_soft_reset ();
2905
2906 static const int pm_h[] = { 7, 25 };
2907 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1015, 1049 };
2908
2909 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2910 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2911 }
2912 break;
2913 }
2914
2915 return;
2916 }
2917
2918 switch (ch)
2919 {
2920 /*
2921 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2922 */
2923#ifdef PRINTPIPE
2924 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2925 switch (arg[0])
2926 {
2927 case 0: /* initiate transfer to primary aux device */
2928 scr_printscreen (0);
2929 break;
2930 case 5: /* start relay to primary aux device */
2931 process_print_pipe ();
2932 break;
2933 }
2934 break;
2935#endif
2936
2937 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2938 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2939 arg[0] = -arg[0];
2940 /* FALLTHROUGH */
2941 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2942 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2943 scr_gotorc (arg[0], 0, RELATIVE);
2944 break;
2945
2946 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2947 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2948#ifdef ISO6429
2949 arg[0] = -arg[0];
2950#else /* emulate common DEC VTs */
2951 arg[0] = arg[0] ? -arg[0] : -1;
2952#endif
2953 /* FALLTHROUGH */
2954 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2955 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2956#ifdef ISO6429
2957 scr_gotorc (0, arg[0], RELATIVE);
2958#else /* emulate common DEC VTs */
2959 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2960#endif
2961 break;
2962
2963 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2964 arg[0] = -arg[0];
2965 /* FALLTHROUGH */
2966 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2967 scr_gotorc (arg[0], 0, R_RELATIVE);
2968 break;
2969
2970 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2971 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2972 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2973 break;
2974
2975 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2976 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2977 break;
2978
2979 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2980 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2981 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2982 break;
2983
2984 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2985 arg[0] = -arg[0];
2986 /* FALLTHROUGH */
2987 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2988 scr_tab (arg[0]);
2989 break;
2990
2991 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2992 scr_erase_screen (arg[0]);
2993 break;
2994
2995 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2996 scr_erase_line (arg[0]);
2997 break;
2998
2999 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
3000 scr_insdel_chars (arg[0], INSERT);
3001 break;
3002
3003 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
3004 scr_insdel_lines (arg[0], INSERT);
3005 break;
3006
3007 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
3008 scr_insdel_lines (arg[0], DELETE);
3009 break;
3010
3011 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
3012 scr_insdel_chars (arg[0], ERASE);
3013 break;
3014
3015 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
3016 scr_insdel_chars (arg[0], DELETE);
3017 break;
3018
3019 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
3020 arg[0] = -arg[0];
3021 /* FALLTHROUGH */
3022 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
3023 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3024 break;
3025
3026 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3027 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3028 break;
3029
3030 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3031 process_sgr_mode (nargs, arg);
3032 break;
3033
3034 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3035 switch (arg[0])
3036 {
3037 case 5: /* DSR requested */
3038 tt_printf ("\033[0n");
3039 break;
3040 case 6: /* CPR requested */
3041 scr_report_position ();
3042 break;
3043 case 7: /* unofficial extension */
3044 if (option (Opt_insecure))
3045 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3046 break;
3047 case 8: /* unofficial extension */
3048 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
3049 break;
3050 }
3051 break;
3052
3053 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3054 switch (arg[0])
3055 {
3056 case 0: /* char tab stop cleared at active position */
3057 scr_set_tab (0);
3058 break;
3059 /* case 1: */ /* line tab stop cleared in active line */
3060 /* case 2: */ /* char tab stops cleared in active line */
3061 case 3: /* all char tab stops are cleared */
3062 /* case 4: */ /* all line tab stops are cleared */
3063 case 5: /* all tab stops are cleared */
3064 scr_set_tab (-1);
3065 break;
3066 }
3067 break;
3068
3069 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3070 switch (arg[0])
3071 {
3072 case 0: /* char tab stop set at active position */
3073 scr_set_tab (1);
3074 break; /* = ESC H */
3075 /* case 1: */ /* line tab stop set at active line */
3076 case 2: /* char tab stop cleared at active position */
3077 scr_set_tab (0);
3078 break; /* = ESC [ 0 g */
3079 /* case 3: */ /* line tab stop cleared at active line */
3080 /* case 4: */ /* char tab stops cleared at active line */
3081 case 5: /* all char tab stops are cleared */
3082 scr_set_tab (-1);
3083 break; /* = ESC [ 3 g */
3084 /* case 6: */ /* all line tab stops are cleared */
3085 }
3086 break;
3087
3088 case CSI_RM: /* 8.3.107: RESET MODE */
3089 if (arg[0] == 4)
3090 scr_insert_mode (0);
3091 else if (arg[0] == 20)
3092 priv_modes &= ~PrivMode_LFNL;
3093 break;
3094
3095 case CSI_SM: /* 8.3.126: SET MODE */
3096 if (arg[0] == 4)
3097 scr_insert_mode (1);
3098 else if (arg[0] == 20)
3099 priv_modes |= PrivMode_LFNL;
3100 break;
3101
3102 case CSI_71: // DECSCUSR: set cursor style
3103 if (prev_ch == ' ')
3104 set_cursor_style (arg[0]);
3105 break;
3106
3107 /*
3108 * PRIVATE USE beyond this point. All CSI_7? sequences here
3109 */
3110 case CSI_72: /* DECSTBM: set top and bottom margins */
3111 if (nargs == 1)
3112 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3113 else if (nargs == 0 || arg[0] >= arg[1])
3114 scr_scroll_region (0, MAX_ROWS - 1);
3115 else
3116 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3117 break;
3118
3119 case CSI_73:
3120 scr_cursor (SAVE);
3121 break;
3122 case CSI_75:
3123 scr_cursor (RESTORE);
3124 break;
3125
3126#if !ENABLE_MINIMAL
3127 case CSI_74:
3128 process_window_ops (arg, nargs);
3129 break;
3130#endif
3131
3132 case CSI_78: /* DECREQTPARM */
3133 if (arg[0] == 0 || arg[0] == 1)
3134 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3135 break;
3136
3137 default:
3138 break;
3139 }
3140}
3141/*}}} */
3142
3143#if !ENABLE_MINIMAL
2529void 3144void
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) 3145rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2822{ 3146{
2823 int x, y; 3147 int x, y;
2824#if 0
2825 char *s;
2826#endif
2827 XWindowAttributes wattr; 3148 XWindowAttributes wattr;
2828 Window wdummy; 3149 Window wdummy;
2829 3150
3151 dLocal (Display *, dpy);
3152
2830 if (nargs == 0) 3153 if (nargs == 0)
2831 return; 3154 return;
3155
2832 switch (args[0]) { 3156 switch (args[0])
3157 {
2833 /* 3158 /*
2834 * commands 3159 * commands
2835 */ 3160 */
2836 case 1: /* deiconify window */ 3161 case 1: /* deiconify window */
2837 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3162 XMapWindow (dpy, parent);
2838 break; 3163 break;
2839 case 2: /* iconify window */ 3164 case 2: /* iconify window */
2840 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3165 XIconifyWindow (dpy, parent, display->screen);
2841 DefaultScreen(R->Xdisplay)); 3166 break;
2842 break;
2843 case 3: /* set position (pixels) */ 3167 case 3: /* set position (pixels) */
2844 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3168 XMoveWindow (dpy, parent, args[1], args[2]);
2845 break; 3169 break;
2846 case 4: /* set size (pixels) */ 3170 case 4: /* set size (pixels) */
2847 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3171 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2848 break; 3172 break;
2849 case 5: /* raise window */ 3173 case 5: /* raise window */
2850 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3174 XRaiseWindow (dpy, parent);
2851 break; 3175 break;
2852 case 6: /* lower window */ 3176 case 6: /* lower window */
2853 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3177 XLowerWindow (dpy, parent);
2854 break; 3178 break;
2855 case 7: /* refresh window */ 3179 case 7: /* refresh window */
2856 rxvt_scr_touch(aR_ True); 3180 scr_touch (true);
2857 break; 3181 break;
2858 case 8: /* set size (chars) */ 3182 case 8: /* set size (chars) */
2859 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3183 set_widthheight ((unsigned int) (args[2] * fwidth),
2860 (unsigned int)(args[1] * R->TermWin.fheight)); 3184 (unsigned int) (args[1] * fheight));
2861 break; 3185 break;
3186
3187 //case 9: NYI, TODO, restore maximized window or maximize window
2862 default: 3188 default:
2863 if (args[0] >= 24) /* set height (chars) */ 3189 if (args[0] >= 24) /* set height (chars) */
2864 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3190 set_widthheight ((unsigned int)vt_width,
2865 (unsigned int)(args[1] * R->TermWin.fheight)); 3191 (unsigned int) (args[1] * fheight));
2866 break; 3192 break;
3193
2867 /* 3194 /*
2868 * reports - some output format copied from XTerm 3195 * reports - some output format copied from XTerm
2869 */ 3196 */
2870 case 11: /* report window state */ 3197 case 11: /* report window state */
2871 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3198 XGetWindowAttributes (dpy, parent, &wattr);
2872 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3199 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2873 break; 3200 break;
2874 case 13: /* report window position */ 3201 case 13: /* report window position */
2875 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3202 XGetWindowAttributes (dpy, parent, &wattr);
2876 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3203 XTranslateCoordinates (dpy, parent, wattr.root,
2877 -wattr.border_width, -wattr.border_width, 3204 -wattr.border_width, -wattr.border_width,
2878 &x, &y, &wdummy); 3205 &x, &y, &wdummy);
2879 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3206 tt_printf ("\033[3;%d;%dt", x, y);
2880 break; 3207 break;
2881 case 14: /* report window size (pixels) */ 3208 case 14: /* report window size (pixels) */
2882 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3209 XGetWindowAttributes (dpy, parent, &wattr);
2883 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3210 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2884 break; 3211 break;
3212 case 18: /* report text area size (chars) */
3213 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3214 break;
2885 case 18: /* report window size (chars) */ 3215 case 19: /* report window size (chars) */
2886 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3216 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2887 break; 3217 break;
2888#if 0 /* XXX: currently disabled due to security concerns */
2889 case 20: /* report icon label */ 3218 case 20: /* report icon label */
2890 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3219 {
2891 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3220 char *s;
2892 break; 3221 XGetIconName (dpy, parent, &s);
3222 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3223 XFree (s);
3224 }
3225 break;
2893 case 21: /* report window title */ 3226 case 21: /* report window title */
2894 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3227 {
2895 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3228 char *s;
2896 break; 3229 XFetchName (dpy, parent, &s);
2897#endif 3230 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3231 XFree (s);
3232 }
3233 break;
2898 } 3234 }
2899} 3235}
2900#endif 3236#endif
2901 3237
2902/*----------------------------------------------------------------------*/ 3238/*----------------------------------------------------------------------*/
2903/* 3239/*
2904 * get input up until STRING TERMINATOR (or BEL) 3240 * get input up until STRING TERMINATOR (or BEL)
2905 * ends_how is terminator used. returned input must be free()d 3241 * ends_how is terminator used. returned input must be free()'d
2906 */ 3242 */
2907/* INTPROTO */ 3243char *
2908unsigned char * 3244rxvt_term::get_to_st (unicode_t &ends_how)
2909rxvt_get_to_st(pR_ unsigned char *ends_how)
2910{ 3245{
2911 int seen_esc = 0; /* seen escape? */ 3246 unicode_t ch;
3247 bool seen_esc = false;
2912 unsigned int n = 0; 3248 unsigned int n = 0;
2913 unsigned char *s; 3249 wchar_t string[CBUFSIZ];
2914 unsigned char ch, string[STRING_MAX];
2915 3250
2916 for (; (ch = rxvt_cmd_getc(aR));) { 3251 while ((ch = cmd_getc ()) != NOCHAR)
2917 if (ch == C0_BEL 3252 {
2918 || ch == CHAR_ST 3253 if (seen_esc)
2919 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3254 {
3255 if (ch == 0x5c) /* 7bit ST */
3256 break;
3257 else
3258 return NULL;
3259 }
3260 else if (ch == C0_ESC)
3261 {
3262 seen_esc = true;
3263 continue;
3264 }
3265 else if (ch == C0_BEL || ch == CHAR_ST)
2920 break; 3266 break;
2921 if (ch == C0_ESC) { 3267 else if (ch == C0_SYN)
2922 seen_esc = 1; 3268 ch = cmd_get8 ();
2923 continue; 3269 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 */ 3270 return NULL; /* other control character - exit */
3271
3272 seen_esc = false;
3273
2928 if (n < sizeof(string) - 1) 3274 if (n >= sizeof (string) - 1)
3275 // stop at some sane length
3276 return NULL;
3277
2929 string[n++] = ch; 3278 string[n++] = ch;
2930 seen_esc = 0;
2931 } 3279 }
3280
2932 string[n++] = '\0'; 3281 string[n++] = '\0';
2933 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3282
2934 return NULL;
2935 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3283 ends_how = (ch == 0x5c ? C0_ESC : ch);
2936 STRNCPY(s, string, n); 3284
2937 return s; 3285 return rxvt_wcstombs (string);
2938} 3286}
2939 3287
2940/*----------------------------------------------------------------------*/ 3288/*----------------------------------------------------------------------*/
2941/* 3289/*
2942 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3290 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2943 */ 3291 */
2944/* INTPROTO */
2945void 3292void
2946rxvt_process_dcs_seq(pR) 3293rxvt_term::process_dcs_seq ()
2947{ 3294{
2948 unsigned char eh, *s; 3295 /*
2949/*
2950 * Not handled yet 3296 * Not handled yet
2951 */ 3297 */
2952 s = rxvt_get_to_st(aR_ &eh); 3298
3299 unicode_t eh;
3300 char *s = get_to_st (eh);
2953 if (s) 3301 if (s)
2954 free(s); 3302 free (s);
3303
2955 return; 3304 return;
2956} 3305}
2957 3306
2958/*----------------------------------------------------------------------*/ 3307/*----------------------------------------------------------------------*/
2959/* 3308/*
2960 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3309 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2961 */ 3310 */
2962/* INTPROTO */
2963void 3311void
2964rxvt_process_osc_seq(pR) 3312rxvt_term::process_osc_seq ()
2965{ 3313{
2966 unsigned char ch, eh, *s; 3314 int arg;
2967 int arg;
2968 3315
2969 ch = rxvt_cmd_getc(aR); 3316 unicode_t ch = cmd_getc ();
2970 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3317 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2971 arg = arg * 10 + (ch - '0'); 3318 arg = arg * 10 + (ch - '0');
2972 3319
2973 if (ch == ';') { 3320 if (ch == ';')
2974 s = rxvt_get_to_st(aR_ &eh); 3321 {
2975 if (s) { 3322 unicode_t eh;
2976 /* 3323 char *s = get_to_st (eh);
2977 * rxvt_menubar_dispatch() violates the constness of the string, 3324
2978 * so do it here 3325 if (s)
2979 */ 3326 {
2980 if (arg == XTerm_Menu) 3327 process_xterm_seq (arg, s, eh);
2981#if 0 /* XXX: currently disabled due to security concerns */ 3328 free (s);
2982 rxvt_menubar_dispatch(aR_ (char *)s); 3329 }
2983#else 3330 }
2984 0; 3331}
2985#endif 3332
3333void
3334rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3335{
3336 if (str[0] == '?' && !str[1])
3337 {
3338 rgba c;
3339 pix_colors_focused[color].get (c);
3340
3341#if XFT
3342 if (c.a != rgba::MAX_CC)
3343 tt_printf ("\033]%d;rgba:%04x/%04x/%04x/%04x%c", report, c.a, c.r, c.g, c.b, resp);
2986 else 3344 else
2987 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3345#endif
2988 free(s); 3346 tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, c.r, c.g, c.b, resp);
2989 }
2990 } 3347 }
3348 else
3349 set_window_color (color, str);
2991} 3350}
3351
2992/* 3352/*
2993 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3353 * 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 */ 3354 */
3013/* EXTPROTO */
3014void 3355void
3015rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3356rxvt_term::process_xterm_seq (int op, char *str, char resp)
3016{ 3357{
3017 int changed = 0; 3358 int color;
3018 int color;
3019 char *buf, *name; 3359 char *buf, *name;
3360 bool query = str[0] == '?' && !str[1];
3361 int saveop = op;
3020 3362
3363 dLocal (Display *, dpy);
3364
3021 assert(str != NULL); 3365 assert (str != NULL);
3366
3367 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3368 return;
3369
3022 switch (op) { 3370 switch (op)
3371 {
3023 case XTerm_name: 3372 case XTerm_name:
3024 rxvt_set_title(aR_ str); 3373 set_title (str);
3025 /* FALLTHROUGH */ 3374 /* FALLTHROUGH */
3026 case XTerm_iconName: 3375 case XTerm_iconName:
3027 rxvt_set_iconName(aR_ str); 3376 set_icon_name (str);
3028 break; 3377 break;
3029 case XTerm_title: 3378 case XTerm_title:
3030 rxvt_set_title(aR_ str); 3379 set_title (str);
3031 break; 3380 break;
3381 case XTerm_property:
3382 if (str[0] == '?')
3383 {
3384 Atom prop = display->atom (str + 1);
3385 Atom actual_type;
3386 int actual_format;
3387 unsigned long nitems;
3388 unsigned long bytes_after;
3389 unsigned char *value = 0;
3390 const char *str = "";
3391
3392 if (prop
3393 && XGetWindowProperty (dpy, parent,
3394 prop, 0, 1<<16, 0, AnyPropertyType,
3395 &actual_type, &actual_format,
3396 &nitems, &bytes_after, &value) == Success
3397 && actual_type != None
3398 && actual_format == 8)
3399 str = (const char *)(value);
3400
3401 tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
3402
3403 XFree (value);
3404 }
3405 else
3406 {
3407 char *eq = strchr (str, '=');
3408
3409 if (eq)
3410 {
3411 *eq = 0;
3412 set_utf8_property (display->atom (str), eq + 1);
3413 }
3414 else
3415 XDeleteProperty (dpy, parent,
3416 display->atom (str));
3417 }
3418 break;
3419
3032 case XTerm_Color: 3420 case XTerm_Color:
3033 for (buf = (char *)str; buf && *buf;) { 3421 for (buf = (char *)str; buf && *buf;)
3422 {
3034 if ((name = STRCHR(buf, ';')) == NULL) 3423 if ((name = strchr (buf, ';')) == NULL)
3035 break; 3424 break;
3425
3036 *name++ = '\0'; 3426 *name++ = '\0';
3037 color = atoi(buf); 3427 color = atoi (buf) + minCOLOR;
3038 if (color < 0 || color >= TOTAL_COLORS) 3428
3039 break; 3429 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3430 break;
3431
3040 if ((buf = STRCHR(name, ';')) != NULL) 3432 if ((buf = strchr (name, ';')) != NULL)
3041 *buf++ = '\0'; 3433 *buf++ = '\0';
3042 rxvt_set_window_color(aR_ color + minCOLOR, name); 3434
3043 } 3435 process_color_seq (op, color, name, resp);
3044 break; 3436 }
3437 break;
3438 case Rxvt_restoreFG:
3439 case XTerm_Color00:
3440 process_color_seq (op, Color_fg, str, resp);
3441 break;
3442 case Rxvt_restoreBG:
3443 case XTerm_Color01:
3444 process_color_seq (op, Color_bg, str, resp);
3445 break;
3045#ifndef NO_CURSORCOLOR 3446#ifndef NO_CURSORCOLOR
3046 case XTerm_Color_cursor: 3447 case XTerm_Color_cursor:
3047 rxvt_set_window_color(aR_ Color_cursor, str); 3448 process_color_seq (op, Color_cursor, str, resp);
3048 break; 3449 break;
3049#endif 3450#endif
3050 case XTerm_Color_pointer: 3451 case XTerm_Color_pointer_fg:
3051 rxvt_set_window_color(aR_ Color_pointer, str); 3452 process_color_seq (op, Color_pointer_fg, str, resp);
3052 break; 3453 break;
3454 case XTerm_Color_pointer_bg:
3455 process_color_seq (op, Color_pointer_bg, str, resp);
3456 break;
3457#ifdef OPTION_HC
3458 case XTerm_Color_HC:
3459 process_color_seq (op, Color_HC, str, resp);
3460 break;
3461 case XTerm_Color_HTC:
3462 process_color_seq (op, Color_HTC, str, resp);
3463 break;
3464#endif
3053#ifndef NO_BOLD_UNDERLINE_REVERSE 3465#ifndef NO_BOLD_UNDERLINE_REVERSE
3054 case XTerm_Color_BD: 3466 case URxvt_Color_BD:
3055 rxvt_set_window_color(aR_ Color_BD, str); 3467 process_color_seq (op, Color_BD, str, resp);
3056 break; 3468 break;
3057 case XTerm_Color_UL: 3469 case URxvt_Color_UL:
3058 rxvt_set_window_color(aR_ Color_UL, str); 3470 process_color_seq (op, Color_UL, str, resp);
3059 break; 3471 break;
3060 case XTerm_Color_RV: 3472 case URxvt_Color_IT:
3061 rxvt_set_window_color(aR_ Color_RV, str); 3473 process_color_seq (op, Color_IT, str, resp);
3062 break; 3474 break;
3063#endif 3475#endif
3476 case URxvt_Color_border:
3477 process_color_seq (op, Color_border, str, resp);
3478 break;
3064 3479
3065 case XTerm_Menu: 3480#if BG_IMAGE_FROM_ROOT
3481 case URxvt_Color_tint:
3482 process_color_seq (op, Color_tint, str, resp);
3066 /* 3483 {
3067 * rxvt_menubar_dispatch() violates the constness of the string, 3484 bool changed = false;
3068 * so DON'T do it here 3485
3486 if (ISSET_PIXCOLOR (Color_tint))
3487 changed = root_effects.set_tint (pix_colors_focused [Color_tint]);
3488
3489 if (changed)
3490 update_background ();
3491 }
3492
3493 break;
3494#endif
3495
3496#if BG_IMAGE_FROM_FILE
3497 case Rxvt_Pixmap:
3498 if (!strcmp (str, "?"))
3069 */ 3499 {
3070 break; 3500 char str[256];
3071 case XTerm_Pixmap: 3501 int h_scale = fimage.h_scale;
3072 if (*str != ';') { 3502 int v_scale = fimage.v_scale;
3073#if XPM_BACKGROUND 3503 int h_align = fimage.h_align;
3074 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */ 3504 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 3505
3093 case XTerm_restoreFG: 3506 sprintf (str, "[%dx%d+%d+%d]",
3094 rxvt_set_window_color(aR_ Color_fg, str); 3507 h_scale, v_scale,
3095 break; 3508 h_align, v_align);
3096 case XTerm_restoreBG: 3509 process_xterm_seq (XTerm_title, str, CHAR_ST);
3097 rxvt_set_window_color(aR_ Color_bg, str); 3510 }
3098 break; 3511 else
3512 {
3513 bool changed = false;
3514
3515 if (*str != ';')
3516 {
3517 try
3518 {
3519 fimage.set_file_geometry (this, str);
3520 changed = true;
3521 }
3522 catch (const class rxvt_failure_exception &e)
3523 {
3524 }
3525 }
3526 else
3527 {
3528 str++;
3529 if (fimage.set_geometry (str, true))
3530 changed = true;
3531 }
3532
3533 if (changed)
3534 {
3535 if (bg_window_position_sensitive ())
3536 {
3537 int x, y;
3538 get_window_origin (x, y);
3539 parent_x = x;
3540 parent_y = y;
3541 }
3542 update_background ();
3543 }
3544 }
3545 break;
3546#endif
3547
3099 case XTerm_logfile: 3548 case XTerm_logfile:
3100 break; 3549 // TODO, when secure mode?
3101 case XTerm_font: 3550 break;
3102 rxvt_change_font(aR_ 0, str); 3551
3103 break;
3104#if 0 3552#if 0
3105 case XTerm_dumpscreen: /* no error notices */ 3553 case Rxvt_dumpscreen: /* no error notices */
3106 { 3554 {
3107 int fd; 3555 int fd;
3108 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3556 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3109 rxvt_scr_dump(aR_ fd); 3557 {
3110 close(fd); 3558 scr_dump (fd);
3111 } 3559 close (fd);
3112 } 3560 }
3113 break; 3561 }
3562 break;
3563#endif
3564 case XTerm_font:
3565 op = URxvt_font;
3566 case URxvt_font:
3567#if ENABLE_STYLES
3568 case URxvt_boldFont:
3569 case URxvt_italicFont:
3570 case URxvt_boldItalicFont:
3571#endif
3572 if (query)
3573 tt_printf ("\33]%d;%-.250s%c", saveop,
3574 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3575 ? fontset[op - URxvt_font]->fontdesc : "",
3576 resp);
3577 else
3578 {
3579 const char *&res = rs[Rs_font + (op - URxvt_font)];
3580
3581 res = strdup (str);
3582 allocated.push_back ((void *)res);
3583 set_fonts ();
3584 }
3585 break;
3586
3587 case URxvt_version:
3588 if (query)
3589 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3590 op,
3591 rs[Rs_name], VERSION[0], VERSION[2],
3592 resp);
3593 break;
3594
3595#if !ENABLE_MINIMAL
3596 case URxvt_locale:
3597 if (query)
3598 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3599 else
3600 {
3601 set_locale (str);
3602 pty->set_utf8_mode (enc_utf8);
3603 init_xlocale ();
3604 }
3605 break;
3606
3607 case URxvt_view_up:
3608 case URxvt_view_down:
3609 {
3610 int lines = atoi (str);
3611
3612 if (lines)
3613 scr_page (op == URxvt_view_up ? UP : DN, lines);
3614 else
3615 scr_erase_savelines ();
3616 }
3617
3618 break;
3619#endif
3620
3621#if ENABLE_PERL
3622 case URxvt_perl:
3623 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
3624 break;
3114#endif 3625#endif
3115 } 3626 }
3116} 3627}
3117/*----------------------------------------------------------------------*/ 3628/*----------------------------------------------------------------------*/
3118 3629
… …
3124 * 's' = save 3635 * 's' = save
3125 * 'r' = restore 3636 * 'r' = restore
3126 * 't' = toggle 3637 * 't' = toggle
3127 * so no need for fancy checking 3638 * so no need for fancy checking
3128 */ 3639 */
3129/* INTPROTO */ 3640int ecb_cold
3130int
3131rxvt_privcases(pR_ int mode, unsigned long bit) 3641rxvt_term::privcases (int mode, unsigned long bit)
3132{ 3642{
3133 int state; 3643 int state;
3134 3644
3135 if (mode == 's') { 3645 if (mode == 's')
3136 R->SavedModes |= (R->PrivateModes & bit); 3646 {
3137 return -1; 3647 if (priv_modes & bit)
3648 SavedModes |= bit;
3138 } else { 3649 else
3650 SavedModes &= ~bit;
3651 return -1;
3652 }
3653 else
3654 {
3139 if (mode == 'r') 3655 if (mode == 'r')
3140 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3656 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3141 else 3657 else
3142 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3658 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3143 PrivMode(state, bit); 3659
3660 if (state)
3661 priv_modes |= bit;
3662 else
3663 priv_modes &= ~bit;
3144 } 3664 }
3665
3145 return state; 3666 return state;
3146} 3667}
3147 3668
3148/* we're not using priv _yet_ */ 3669/* we're not using priv _yet_ */
3149/* INTPROTO */
3150void 3670void
3151rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3671rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3152{ 3672{
3153 unsigned int i, j; 3673 unsigned int i, j;
3154 int state; 3674 int state;
3675
3155 static const struct { 3676 static const struct
3677 {
3156 const int argval; 3678 const int argval;
3157 const unsigned long bit; 3679 const unsigned long bit;
3158 } argtopriv[] = { 3680 } argtopriv[] = {
3159 { 1, PrivMode_aplCUR }, 3681 { 1, PrivMode_aplCUR }, // DECCKM
3160 { 2, PrivMode_vt52 }, 3682 { 2, PrivMode_vt52 }, // DECANM
3161 { 3, PrivMode_132 }, 3683 { 3, PrivMode_132 }, // DECCOLM
3162 { 4, PrivMode_smoothScroll }, 3684 { 4, PrivMode_smoothScroll }, // DECSCLM
3163 { 5, PrivMode_rVideo }, 3685 { 5, PrivMode_rVideo }, // DECSCNM
3164 { 6, PrivMode_relOrigin }, 3686 { 6, PrivMode_relOrigin }, // DECOM
3165 { 7, PrivMode_Autowrap }, 3687 { 7, PrivMode_Autowrap }, // DECAWM
3166 { 9, PrivMode_MouseX10 }, 3688 // 8, auto-repeat keys // DECARM
3167#ifdef menuBar_esc 3689 { 9, PrivMode_MouseX10 },
3168 { menuBar_esc, PrivMode_menuBar }, 3690 { 12, PrivMode_BlinkingCursor },
3169#endif 3691 // 18 end FF to printer after print screen
3692 // 19 Print screen prints full screen/scroll region
3693 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3170#ifdef scrollBar_esc 3694#ifdef scrollBar_esc
3171 { scrollBar_esc, PrivMode_scrollBar }, 3695 { scrollBar_esc, PrivMode_scrollBar },
3172#endif 3696#endif
3173 { 25, PrivMode_VisibleCursor }, 3697 { 35, PrivMode_ShiftKeys }, // rxvt extension
3174 { 35, PrivMode_ShiftKeys }, 3698 // 38, tektronix mode // DECTEK
3175 { 40, PrivMode_132OK }, 3699 { 40, PrivMode_132OK },
3176 { 47, PrivMode_Screen }, 3700 // 41 xterm more fixes NYI
3177 { 66, PrivMode_aplKP }, 3701 // 45 margin bell NYI
3702 // 46 start logging
3703 { 47, PrivMode_Screen },
3704 { 66, PrivMode_aplKP }, // DECNKM
3178#ifndef NO_BACKSPACE_KEY 3705#ifndef NO_BACKSPACE_KEY
3179 { 67, PrivMode_BackSpace }, 3706 { 67, PrivMode_BackSpace }, // DECBKM
3180#endif 3707#endif
3181 { 1000, PrivMode_MouseX11 }, 3708 { 1000, PrivMode_MouseX11 },
3182 { 1010, PrivMode_TtyOutputInh }, 3709 { 1002, PrivMode_MouseBtnEvent },
3183 { 1011, PrivMode_Keypress }, 3710 { 1003, PrivMode_MouseAnyEvent },
3184 { 1047, PrivMode_Screen }, 3711#if ENABLE_FRILLS
3185 }; 3712 { 1005, PrivMode_ExtModeMouse },
3713#endif
3714 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3715 { 1011, PrivMode_Keypress }, // rxvt extension
3716#if ENABLE_FRILLS
3717 { 1015, PrivMode_ExtMouseRight }, // urxvt extension of 1005
3718#endif
3719 // 1035 enable modifiers for alt, numlock NYI
3720 // 1036 send ESC for meta keys NYI
3721 // 1037 send DEL for keypad delete NYI
3722 { 1047, PrivMode_Screen },
3723 // 1048 save and restore cursor, implemented in code
3724 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3725 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3726 { 2004, PrivMode_BracketPaste },
3727 };
3186 3728
3187 if (nargs == 0) 3729 if (nargs == 0)
3188 return; 3730 return;
3189 3731
3190/* make lo/hi boolean */ 3732 /* make lo/hi boolean */
3191 if (mode == 'l') 3733 if (mode == 'l')
3192 mode = 0; /* reset */ 3734 mode = 0; /* reset */
3193 else if (mode == 'h') 3735 else if (mode == 'h')
3194 mode = 1; /* set */ 3736 mode = 1; /* set */
3195 3737
3196 for (i = 0; i < nargs; i++) { 3738 for (i = 0; i < nargs; i++)
3739 {
3197 state = -1; 3740 state = -1;
3198 3741
3199 /* basic handling */ 3742 /* basic handling */
3200 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3743 for (j = 0; j < ecb_array_length (argtopriv); j++)
3201 if (argtopriv[j].argval == arg[i]) { 3744 if (argtopriv[j].argval == arg[i])
3745 {
3202 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3746 state = privcases (mode, argtopriv[j].bit);
3203 break; 3747 break;
3204 } 3748 }
3205 3749
3206 /* extra handling for values with state unkept */ 3750 /* extra handling for values with state unkept */
3207 if (state == -1)
3208 switch (arg[i]) { 3751 switch (arg[i])
3752 {
3753#if ENABLE_STYLES
3754 case 1021:
3755 set_option (Opt_intensityStyles, mode);
3756
3757 scr_touch (true);
3758 break;
3759#endif
3209 case 1048: /* alternative cursor save */ 3760 case 1048: /* alternative cursor save */
3210 if (mode == 0) 3761 if (option (Opt_secondaryScreen))
3211 rxvt_scr_cursor(aR_ RESTORE); 3762 if (mode == 0)
3212 else if (mode == 1) 3763 scr_cursor (RESTORE);
3213 rxvt_scr_cursor(aR_ SAVE); 3764 else if (mode == 1)
3214 /* FALLTHROUGH */ 3765 scr_cursor (SAVE);
3215 default: 3766 break;
3216 continue; /* for(;i;) */ 3767 }
3217 }
3218 3768
3769 if (state >= 0)
3219 /* extra handling for values with valid 0 or 1 state */ 3770 /* extra handling for values with valid 0 or 1 state */
3220 switch (arg[i]) { 3771 switch (arg[i])
3772 {
3221 /* case 1: - application cursor keys */ 3773 /* case 1: - application cursor keys */
3222 case 2: /* VT52 mode */ 3774 case 2: /* VT52 mode */
3223 /* oddball mode. should be set regardless of set/reset 3775 /* oddball mode. should be set regardless of set/reset
3224 * parameter. Return from VT52 mode with an ESC < from 3776 * parameter. Return from VT52 mode with an ESC < from
3225 * within VT52 mode 3777 * within VT52 mode
3226 */ 3778 */
3227 PrivMode(1, PrivMode_vt52); 3779 priv_modes |= PrivMode_vt52;
3228 break; 3780 break;
3229 case 3: /* 80/132 */ 3781 case 3: /* 80/132 */
3230 if (R->PrivateModes & PrivMode_132OK) 3782 if (priv_modes & PrivMode_132OK)
3231 rxvt_set_widthheight(aR_ 3783 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3232 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3784 break;
3233 (unsigned int)R->TermWin.height);
3234 break;
3235 case 4: /* smooth scrolling */ 3785 case 4: /* smooth scrolling */
3236 if (state) 3786 set_option (Opt_jumpScroll, !state);
3237 R->Options &= ~Opt_jumpScroll; 3787 break;
3238 else
3239 R->Options |= Opt_jumpScroll;
3240 break;
3241 case 5: /* reverse video */ 3788 case 5: /* reverse video */
3242 rxvt_scr_rvideo_mode(aR_ state); 3789 scr_rvideo_mode (state);
3243 break; 3790 break;
3244 case 6: /* relative/absolute origins */ 3791 case 6: /* relative/absolute origins */
3245 rxvt_scr_relative_origin(aR_ state); 3792 scr_relative_origin (state);
3246 break; 3793 break;
3247 case 7: /* autowrap */ 3794 case 7: /* autowrap */
3248 rxvt_scr_autowrap(aR_ state); 3795 scr_autowrap (state);
3249 break; 3796 break;
3250 /* case 8: - auto repeat, can't do on a per window basis */ 3797 /* case 8: - auto repeat, can't do on a per window basis */
3251 case 9: /* X10 mouse reporting */ 3798 case 9: /* X10 mouse reporting */
3252 if (state) /* orthogonal */ 3799 if (state) /* orthogonal */
3253 R->PrivateModes &= ~(PrivMode_MouseX11); 3800 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3254 break; 3801 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 3802#ifdef scrollBar_esc
3263 case scrollBar_esc: 3803 case scrollBar_esc:
3264 if (rxvt_scrollbar_mapping(aR_ state)) { 3804 scrollBar.map (state);
3265 rxvt_resize_all_windows(aR_ 0, 0, 0); 3805 resize_all_windows (0, 0, 0);
3266 rxvt_scr_touch(aR_ True); 3806 scr_touch (true);
3267 } 3807 break;
3268 break;
3269#endif 3808#endif
3809#ifdef CURSOR_BLINK
3810 case 12:
3811 cursor_blink_reset ();
3812 break;
3813#endif
3270 case 25: /* visible/invisible cursor */ 3814 case 25: /* visible/invisible cursor */
3271 rxvt_scr_cursor_visible(aR_ state); 3815 scr_cursor_visible (state);
3272 break; 3816 break;
3273 /* case 35: - shift keys */ 3817 /* case 35: - shift keys */
3274 /* case 40: - 80 <--> 132 mode */ 3818 /* case 40: - 80 <--> 132 mode */
3275 case 47: /* secondary screen */ 3819 case 47: /* secondary screen */
3276 rxvt_scr_change_screen(aR_ state); 3820 scr_change_screen (state);
3277 break; 3821 break;
3278 /* case 66: - application key pad */ 3822 /* case 66: - application key pad */
3279 /* case 67: - backspace key */ 3823 /* case 67: - backspace key */
3280 case 1000: /* X11 mouse reporting */ 3824 case 1000: /* X11 mouse reporting */
3281 if (state) /* orthogonal */ 3825 if (state) /* orthogonal */
3282 R->PrivateModes &= ~(PrivMode_MouseX10); 3826 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3283 break; 3827 break;
3284#if 0 3828 case 1002:
3285 case 1001: 3829 case 1003:
3286 break; /* X11 mouse highlighting */ 3830 if (state)
3287#endif 3831 {
3832 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3833 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3834 mouse_row = mouse_col = 0;
3835 vt_emask_mouse = PointerMotionMask;
3836 }
3837 else
3838 vt_emask_mouse = NoEventMask;
3839
3840 vt_select_input ();
3841 break;
3288 case 1010: /* scroll to bottom on TTY output inhibit */ 3842 case 1010: /* scroll to bottom on TTY output inhibit */
3289 if (state) 3843 set_option (Opt_scrollTtyOutput, !state);
3290 R->Options &= ~Opt_scrollTtyOutput; 3844 break;
3291 else
3292 R->Options |= Opt_scrollTtyOutput;
3293 break;
3294 case 1011: /* scroll to bottom on key press */ 3845 case 1011: /* scroll to bottom on key press */
3295 if (state) 3846 set_option (Opt_scrollTtyKeypress, state);
3296 R->Options |= Opt_scrollTtyKeypress; 3847 break;
3297 else
3298 R->Options &= ~Opt_scrollTtyKeypress;
3299 break;
3300 case 1047: /* secondary screen w/ clearing */ 3848 case 1047: /* secondary screen w/ clearing last */
3301 if (R->current_screen != PRIMARY) 3849 if (option (Opt_secondaryScreen))
3302 rxvt_scr_erase_screen(aR_ 2); 3850 if (!state)
3303 rxvt_scr_change_screen(aR_ state); 3851 scr_erase_screen (2);
3304 /* FALLTHROUGH */ 3852
3305 default: 3853 scr_change_screen (state);
3306 break; 3854 break;
3307 } 3855 case 1049: /* secondary screen w/ clearing first */
3856 if (option (Opt_secondaryScreen))
3857 if (state)
3858 scr_cursor (SAVE);
3859
3860 scr_change_screen (state);
3861
3862 if (option (Opt_secondaryScreen))
3863 if (state)
3864 scr_erase_screen (2);
3865 else
3866 scr_cursor (RESTORE);
3867 break;
3868 default:
3869 break;
3870 }
3308 } 3871 }
3309} 3872}
3310/*}}} */ 3873/*}}} */
3311 3874
3312/*{{{ process sgr sequences */ 3875/*{{{ process sgr sequences */
3313/* INTPROTO */ 3876void ecb_hot
3877rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3878{
3879 unsigned int i;
3880 short rendset;
3881 int rendstyle;
3882
3883 if (nargs == 0)
3884 {
3885 scr_rendition (0, ~RS_None);
3886 return;
3887 }
3888
3889 for (i = 0; i < nargs; i++)
3890 {
3891 rendset = -1;
3892 switch (arg[i])
3893 {
3894 case 0:
3895 rendset = 0, rendstyle = ~RS_None;
3896 break;
3897 case 1:
3898 rendset = 1, rendstyle = RS_Bold;
3899 break;
3900 //case 2: // low intensity
3901 case 3:
3902 rendset = 1, rendstyle = RS_Italic;
3903 break;
3904 case 4:
3905 rendset = 1, rendstyle = RS_Uline;
3906 break;
3907 case 5: // slowly blinking
3908 case 6: // rapidly blinking
3909 rendset = 1, rendstyle = RS_Blink;
3910 break;
3911 //case 6: // scoansi light background
3912 case 7:
3913 rendset = 1, rendstyle = RS_RVid;
3914 break;
3915 case 8:
3916 // invisible. NYI
3917 break;
3918 //case 9: // crossed out
3919 //case 10: // scoansi acs off, primary font
3920 //case 11: // scoansi acs on, first alt font
3921 //case 12: // scoansi acs on, |0x80, second alt font
3922 //...
3923 //case 19: // ninth alt font
3924 //case 20: // gothic
3925 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3926 rendset = 0, rendstyle = RS_Bold;
3927 break;
3928 case 22: // bold off (vt220)
3929 rendset = 0, rendstyle = RS_Bold;
3930 break;
3931 case 23: // disable italic
3932 rendset = 0, rendstyle = RS_Italic;
3933 break;
3934 case 24: // underline off (vt220)
3935 rendset = 0, rendstyle = RS_Uline;
3936 break;
3937 case 25: // blink off (vt220)
3938 rendset = 0, rendstyle = RS_Blink;
3939 break;
3940 case 26: // variable spacing (iso 8613)
3941 rendset = 0, rendstyle = RS_Blink;
3942 break;
3943 case 27: // reverse off (vt220)
3944 rendset = 0, rendstyle = RS_RVid;
3945 break;
3946 //case 28: // visible. NYI
3947 //case 29: // not crossed-out
3948 }
3949
3950 if (rendset != -1)
3951 {
3952 scr_rendition (rendset, rendstyle);
3953 continue; /* for (;i;) */
3954 }
3955
3956 switch (arg[i])
3957 {
3958 case 30:
3959 case 31: /* set fg color */
3960 case 32:
3961 case 33:
3962 case 34:
3963 case 35:
3964 case 36:
3965 case 37:
3966 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3967 break;
3968 case 38: // set fg color, ISO 8613-6
3969 if (nargs > i + 2 && arg[i + 1] == 5)
3970 {
3971 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
3972 i += 2;
3973 }
3974 break;
3975 case 39: /* default fg */
3976 scr_color (Color_fg, Color_fg);
3977 break;
3978
3979 case 40:
3980 case 41: /* set bg color */
3981 case 42:
3982 case 43:
3983 case 44:
3984 case 45:
3985 case 46:
3986 case 47:
3987 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
3988 break;
3989 case 48: // set bg color, ISO 8613-6
3990 if (nargs > i + 2 && arg[i + 1] == 5)
3991 {
3992 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
3993 i += 2;
3994 }
3995 break;
3996 case 49: /* default bg */
3997 scr_color (Color_bg, Color_bg);
3998 break;
3999
4000 //case 50: // not variable spacing
4001
4002#if !ENABLE_MINIMAL
4003 case 90:
4004 case 91: /* set bright fg color */
4005 case 92:
4006 case 93:
4007 case 94:
4008 case 95:
4009 case 96:
4010 case 97:
4011 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4012 break;
4013 case 100:
4014 case 101: /* set bright bg color */
4015 case 102:
4016 case 103:
4017 case 104:
4018 case 105:
4019 case 106:
4020 case 107:
4021 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4022 break;
4023#endif
4024 }
4025 }
4026}
4027
3314void 4028void
3315rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4029rxvt_term::set_cursor_style (int style)
3316{ 4030{
3317 unsigned int i; 4031 if (!IN_RANGE_INC (style, 0, 6))
3318 short rendset; 4032 return;
3319 int rendstyle;
3320 4033
3321 if (nargs == 0) { 4034 if (style == 0)
3322 rxvt_scr_rendition(aR_ 0, ~RS_None); 4035 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 4036
3361 switch (arg[i]) { 4037 cursor_type = (style - 1) / 2;
3362 case 30: 4038 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 4039
3386 case 40: 4040#ifdef CURSOR_BLINK
3387 case 41: /* set bg color */ 4041 set_option (Opt_cursorBlink, style & 1);
3388 case 42: 4042 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 4043#endif
3406 case 49: /* default bg */
3407 rxvt_scr_color(aR_ Color_bg, Color_bg);
3408 break;
3409 4044
3410#ifndef NO_BRIGHTCOLOR 4045 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} 4046}
3437/*}}} */ 4047/*}}} */
3438 4048
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/* ------------------------------------------------------------------------- */ 4049/* ---------------------------------------------------------------------- */
4050/* Write data to the pty as typed by the user, pasted with the mouse,
4051 * or generated by us in response to a query ESC sequence.
4052 */
3500 4053
3501/* 4054/*
3502 * Send printf() formatted output to the command. 4055 * Send printf () formatted output to the command.
3503 * Only use for small amounts of data. 4056 * Only use for small amounts of data.
3504 */ 4057 */
3505/* EXTPROTO */
3506void 4058void
3507rxvt_tt_printf(pR_ const char *fmt,...) 4059rxvt_term::tt_printf (const char *fmt,...)
3508{ 4060{
3509 va_list arg_ptr; 4061 va_list arg_ptr;
3510 unsigned char buf[256]; 4062 char buf[256];
3511 4063
3512 va_start(arg_ptr, fmt); 4064 va_start (arg_ptr, fmt);
3513 vsprintf((char *)buf, fmt, arg_ptr); 4065 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3514 va_end(arg_ptr); 4066 va_end (arg_ptr);
3515 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4067 tt_write (buf, strlen (buf));
3516} 4068}
3517 4069
3518/* ---------------------------------------------------------------------- */ 4070/* 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 4071void
3527rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4072rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3528{ 4073{
3529#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4074 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3530 int riten; 4075 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 4076
3537 if (R->v_bufstr == NULL && len > 0) { 4077 if (option (Opt_scrollTtyKeypress))
3538 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4078 if (view_start)
3539 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4079 {
3540 v_bufend = v_buffer + p; 4080 view_start = 0;
3541 } else { 4081 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 } 4082 }
3547 4083
3548 /* 4084 tt_write_ (data, len);
3549 * Append to the block we already have. Always doing this simplifies the 4085}
3550 * code, and isn't too bad, either. If this is a short block, it isn't 4086
3551 * too expensive, and if this is a long block, we won't be able to write 4087void
3552 * it all anyway. 4088rxvt_term::tt_write (const char *data, unsigned int len)
3553 */ 4089{
3554 if (len > 0) { 4090 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 */ 4091 return;
3556 if (v_bufstr != v_buffer) { 4092
3557 /* there is unused space, move everything down */ 4093 tt_write_ (data, len);
3558 MEMMOVE(v_buffer, v_bufstr, 4094}
3559 (unsigned int)(v_bufptr - v_bufstr)); 4095
3560 v_bufptr -= v_bufstr - v_buffer; 4096static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3561 v_bufstr = v_buffer; 4097
4098void
4099rxvt_term::tt_write_ (const char *data, unsigned int len)
4100{
4101 if (pty->pty < 0)
4102 return;
4103
4104 if (v_buflen == 0)
4105 {
4106 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4107
4108 max_it (written, 0);
4109
4110 if (written == len)
4111 return;
4112
4113 data += written;
4114 len -= written;
3562 } 4115 }
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 4116
3569 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4117 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3570 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4118
3571 /* save across realloc */ 4119 memcpy (v_buffer + v_buflen, data, len);
3572 if (v_buffer) { 4120 v_buflen += len;
3573 v_bufstr = v_buffer; 4121
3574 v_bufptr = v_buffer + size; 4122 pty_ev.set (ev::READ | ev::WRITE);
3575 v_bufend = v_buffer + reallocto; 4123}
3576 } else { /* no memory: ignore entire write request */ 4124
3577 rxvt_print_error("data loss: cannot allocate buffer space"); 4125void rxvt_term::pty_write ()
3578 v_buffer = v_bufstr; /* restore clobbered pointer */ 4126{
3579 } 4127 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4128
4129 if (written > 0)
4130 {
4131 v_buflen -= written;
4132
4133 if (v_buflen == 0)
4134 {
4135 free (v_buffer);
4136 v_buffer = 0;
4137
4138 pty_ev.set (ev::READ);
4139 return;
4140 }
4141
4142 memmove (v_buffer, v_buffer + written, v_buflen);
3580 } 4143 }
3581 } 4144 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3582 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4145 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} 4146}
4147
3634/*----------------------- end-of-file (C source) -----------------------*/ 4148/*----------------------- end-of-file (C source) -----------------------*/
3635 4149

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