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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.596 by root, Sun Nov 21 23:36:36 2021 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.3 2003/11/25 11:52:42 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * - vt100 printing 11 * - vt100 printing
13 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu> 12 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>
14 * - X11 mouse report mode and support for 13 * - X11 mouse report mode and support for
15 * DEC "private mode" save/restore functions. 14 * DEC "private mode" save/restore functions.
… …
21 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es> 20 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
22 * - modification and cleanups for Solaris 2.x 21 * - modification and cleanups for Solaris 2.x
23 * and Linux 1.2.x 22 * and Linux 1.2.x
24 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 23 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
25 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 24 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
26 * - extensive modifications 25 * - extensive modifications
27 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
28 * Copyright (c) 2001 Marius Gedminas 27 * Copyright (c) 2001 Marius Gedminas
29 * - Ctrl/Mod4+Tab works like Meta+Tab (options) 28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
30 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org> 29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2021 Marc Lehmann <schmorp@schmorp.de>
31 * Copyright (c) 2007,2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
31 * 32 *
32 * This program is free software; you can redistribute it and/or modify 33 * This program is free software; you can redistribute it and/or modify
33 * it under the terms of the GNU General Public License as published by 34 * it under the terms of the GNU General Public License as published by
34 * the Free Software Foundation; either version 2 of the License, or 35 * the Free Software Foundation; either version 3 of the License, or
35 * (at your option) any later version. 36 * (at your option) any later version.
36 * 37 *
37 * This program is distributed in the hope that it will be useful, 38 * This program is distributed in the hope that it will be useful,
38 * but WITHOUT ANY WARRANTY; without even the implied warranty of 39 * but WITHOUT ANY WARRANTY; without even the implied warranty of
39 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 40 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
43 * along with this program; if not, write to the Free Software 44 * along with this program; if not, write to the Free Software
44 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 45 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
45 *----------------------------------------------------------------------*/ 46 *----------------------------------------------------------------------*/
46 47
47/*{{{ includes: */ 48/*{{{ includes: */
48#include "../config.h" /* NECESSARY */ 49#include "../config.h"
49#include "rxvt.h" /* NECESSARY */ 50#include "rxvt.h"
51#include "rxvtperl.h"
50#include "version.h" 52#include "version.h"
51#include "command.h" 53#include "command.h"
52 54
55#ifdef KEYSYM_RESOURCE
56# include "keyboard.h"
57#endif
58
59#include <signal.h>
60
61#if LINUX_YIELD_HACK
62# include <time.h>
63#endif
64
53/*----------------------------------------------------------------------*/ 65/*----------------------------------------------------------------------*/
54 66
55/*{{{ Convert the keypress event into a string */ 67#define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
56/* INTPROTO */ 68
57void 69#if ENABLE_FRILLS || ISO_14755
58rxvt_lookup_key(pR_ XKeyEvent *ev) 70
71#define ISO_14755_STARTED 0x80000000UL
72#define ISO_14755_51 0x40000000UL // basic (section 5.1)
73#define ISO_14755_52 0x20000000UL // keycap (section 5.2)
74#define ISO_14755_54 0x10000000UL // code feedback (section 5.4)
75#define ISO_14755_MASK 0x0fffffffUL
76
77#if ISO_14755
78static unsigned short iso14755_symtab[] = {
79 // keysym, unicode
80 XK_Left, 0x2190,
81 XK_KP_Left, 0x2190,
82 XK_Up, 0x2191,
83 XK_KP_Up, 0x2191,
84 XK_Right, 0x2192,
85 XK_KP_Right, 0x2192,
86 XK_Down, 0x2193,
87 XK_KP_Down, 0x2193,
88 XK_Linefeed, 0x21b4,
89 XK_Return, 0x21b5,
90 XK_KP_Enter, 0x21b5,
91
92 XK_Prior, 0x21de,
93 XK_Next, 0x21df,
94 XK_Tab, 0x21e5,
95 XK_ISO_Left_Tab, 0x21e6,
96 XK_Shift_L, 0x21e7,
97 XK_Shift_R, 0x21e7,
98
99 XK_Shift_Lock, 0x21eb,
100 XK_ISO_Lock, 0x21eb,
101 XK_Caps_Lock, 0x21ec,
102 XK_Num_Lock, 0x21ed,
103 XK_ISO_Level3_Shift, 0x21ee,
104 XK_ISO_Level3_Lock, 0x21ef,
105 XK_ISO_Group_Lock, 0x21f0,
106 XK_Home, 0x21f1,
107 XK_End, 0x21f2,
108
109 XK_Execute, 0x2318,
110 XK_Begin, 0x2320,
111 XK_Delete, 0x2326,
112 XK_Clear, 0x2327,
113 XK_BackSpace, 0x232b,
114 XK_Insert, 0x2380,
115 XK_Control_L, 0x2388,
116 XK_Control_R, 0x2388,
117 XK_Pause, 0x2389,
118 XK_Break, 0x238a,
119 XK_Escape, 0x238b,
120 XK_Undo, 0x238c,
121 XK_Print, 0x2399,
122
123 XK_space, 0x2423,
124
125#ifdef XK_KP_Begin
126 XK_KP_Prior, 0x21de,
127 XK_KP_Next, 0x21df,
128 XK_KP_Begin, 0x2320,
129 XK_KP_Insert, 0x2380,
130 XK_KP_Delete, 0x2326,
131 XK_KP_Space, 0x2422,
132#endif
133 0,
134};
135
136void ecb_cold
137rxvt_term::iso14755_54 (int x, int y)
59{ 138{
60 int ctrl, meta, shft, len; 139 x = Pixel2Col (x);
61 unsigned int newlen; 140 y = Pixel2Row (y);
62 KeySym keysym; 141
63#ifdef DEBUG_CMD 142 if (!IN_RANGE_EXC (x, 0, ncol)
64 static int debug_key = 1; /* accessible by a debugger only */ 143 || !IN_RANGE_EXC (y, 0, nrow))
144 return;
145
146 for (;;)
147 {
148 const line_t &l = ROW(y + view_start);
149
150 text_t t = l.t[x];
151
152 if (t != NOCHAR || !x)
153 {
154 iso14755_51 (l.t[x], l.r[x], x, y, view_start);
155 iso14755buf = ISO_14755_54;
156 break;
157 }
158
159 x--;
160 }
161}
162
163void ecb_cold
164rxvt_term::iso14755_51 (unicode_t ch, rend_t r, int x, int y, int y2)
165{
166 rxvt_fontset *fs = FONTSET (r);
167 wchar_t *chr, *alloc, ch2, **fname;
168 int len;
169
170# if ENABLE_COMBINING
171 if (IS_COMPOSE (ch))
172 {
173 len = rxvt_composite.expand (ch);
174 alloc = chr = new wchar_t[len];
175 rxvt_composite.expand (ch, chr);
176 }
177 else
65#endif 178# endif
66#ifdef USE_XIM 179 {
67 int valid_keysym; 180 ch2 = ch;
181
182 alloc = 0;
183 chr = &ch2;
184 len = 1;
185 }
186
187 char rowcol[40];
188 snprintf (rowcol, sizeof rowcol, "col %d row %d @%d", x, y, y2);
189
190 char attr[80]; // plenty
191
192 sprintf (attr, "%08x = fg %d bg %d%s%s%s%s%s%s",
193 (int)r,
194 fgcolor_of (r), bgcolor_of (r),
195 r & RS_Bold ? " bold" : "",
196 r & RS_Italic ? " italic" : "",
197 r & RS_Blink ? " blink" : "",
198 r & RS_RVid ? " rvid" : "",
199 r & RS_Uline ? " uline" : "",
200 r & RS_Careful ? " careful" : "");
201
202 int width = 0;
203 fname = rxvt_temp_buf<wchar_t *> (len);
204 for (int i = 0; i < len; i++)
205 {
206 rxvt_font *f = (*fs)[fs->find_font_idx (chr[i])];
207 fname[i] = rxvt_utf8towcs (f->name);
208 max_it (width, wcswidth (fname[i], wcslen (fname[i])));
209 }
210
211 max_it (width, strlen (attr));
212
213 if (y >= 0)
214 {
215 y = (y >= nrow - len - 5 && x < width + 2) ? 0 : -1;
216 x = 0;
217 }
218
219 scr_overlay_new (x, y, width, len * 2 + 2);
220
221 scr_overlay_set (0, 0, rowcol);
222
223 r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
224
225 for (int y = 0; y < len; y++)
226 {
227 char buf[9];
228
229 ch = *chr++;
230
231 sprintf (buf, "%8x", ch);
232 scr_overlay_set (0, y + 1, buf);
233 scr_overlay_set (9, y + 1, '=');
234# if !UNICODE_3
235 if (ch >= 0x10000)
236 ch = 0xfffd;
68#endif 237# endif
69 unsigned char *kbuf = R->kbuf; 238 scr_overlay_set (11, y + 1, ch, r);
70 239
71/* 240 if (WCWIDTH (ch) >= 2)
241 scr_overlay_set (12, y + 1, NOCHAR, r);
242 }
243
244// {
245// char buf[4+4+3+1];
246// snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
247// scr_overlay_set (0, 0, buf);
248// }
249 scr_overlay_set (0, len + 1, attr);
250 for (int i = 0; i < len; i++)
251 {
252 scr_overlay_set (0, len + 2 + i, fname[i]);
253 free (fname[i]);
254 }
255
256# if ENABLE_COMBINING
257 if (alloc)
258 delete [] alloc;
259# endif
260}
261#endif
262
263void ecb_cold
264rxvt_term::commit_iso14755 ()
265{
266 wchar_t ch = iso14755buf & ISO_14755_MASK;
267
268 if (iso14755buf & ISO_14755_51)
269 {
270 char mb[MB_LEN_MAX];
271 int len;
272
273 // allow verbatim 0-bytes and control-bytes to be entered
274 if (ch >= 0x20)
275 len = wctomb (mb, ch);
276 else
277 {
278 mb[0] = ch;
279 len = 1;
280 }
281
282 if (len > 0)
283 tt_write (mb, len);
284 else
285 scr_bell ();
286 }
287
288 iso14755buf = 0;
289}
290
291static int ecb_cold
292hex_keyval (XKeyEvent &ev)
293{
294 // check whether this event corresponds to a hex digit
295 // if the modifiers had not been pressed.
296 for (int index = 0; index < 8; index++)
297 {
298 KeySym k = XLookupKeysym (&ev, index);
299
300 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
301 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
302 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
303 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
304 }
305
306 return -1;
307}
308#endif
309
310static inline KeySym ecb_cold
311translate_keypad (KeySym keysym, bool kp)
312{
313#ifdef XK_KP_Home
314 static const KeySym keypadtrans[] = {
315 XK_KP_7, // XK_KP_Home
316 XK_KP_4, // XK_KP_Left
317 XK_KP_8, // XK_KP_Up
318 XK_KP_6, // XK_KP_Right
319 XK_KP_2, // XK_KP_Down
320 XK_KP_9, // XK_KP_Prior
321 XK_KP_3, // XK_KP_Next
322 XK_KP_1, // XK_KP_End
323 XK_KP_5, // XK_KP_Begin
324 };
325
326 if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
327 {
328 unsigned int index = keysym - XK_KP_Home;
329 keysym = kp ? keypadtrans[index] : XK_Home + index;
330 }
331 else if (keysym == XK_KP_Insert)
332 keysym = kp ? XK_KP_0 : XK_Insert;
333# ifndef NO_DELETE_KEY
334 else if (keysym == XK_KP_Delete)
335 keysym = kp ? XK_KP_Decimal : XK_Delete;
336# endif
337#endif
338 return keysym;
339}
340
341static inline int ecb_cold
342map_function_key (KeySym keysym)
343{
344 int param = 0;
345
346 if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
347 {
348 param = 11 + keysym - XK_F1;
349 if (keysym >= XK_F17)
350 param += 4;
351 else if (keysym >= XK_F15)
352 param += 3;
353 else if (keysym >= XK_F11)
354 param += 2;
355 else if (keysym >= XK_F6)
356 param += 1;
357 }
358 else
359 switch (keysym)
360 {
361 case XK_Find:
362 param = 1;
363 break;
364 case XK_Insert:
365 param = 2;
366 break;
367#ifdef DXK_Remove
368 case DXK_Remove:
369#endif
370 case XK_Execute:
371 param = 3;
372 break;
373 case XK_Select:
374 param = 4;
375 break;
376 case XK_Prior:
377 param = 5;
378 break;
379 case XK_Next:
380 param = 6;
381 break;
382 case XK_Home:
383 param = 7;
384 break;
385 case XK_End:
386 param = 8;
387 break;
388 case XK_Help:
389 param = 28;
390 break;
391 case XK_Menu:
392 param = 29;
393 break;
394 }
395 return param;
396}
397
398static inline wchar_t *
399rxvt_wcsdup (const wchar_t *str, int len)
400{
401 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
402 memcpy (r, str, len * sizeof (wchar_t));
403 r[len] = 0;
404 return r;
405}
406
407void ecb_cold
408rxvt_term::key_press (XKeyEvent &ev)
409{
410 int ctrl, meta, shft, len;
411 KeySym keysym = NoSymbol;
412 char rkbuf[KBUFSZ + 1];
413 char *kbuf = rkbuf + 1;
414
415#if ISO_14755
416 if (iso14755buf & ISO_14755_52)
417 return;
418#endif
419
420 /*
72 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an 421 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73 * escape sequence to toggle the Keypad. 422 * escape sequence to toggle the Keypad.
74 * 423 *
75 * Always permit `shift' to override the current setting 424 * Always permit `shift' to override the current setting
76 */ 425 */
77 shft = (ev->state & ShiftMask); 426 shft = ev.state & ShiftMask;
78 ctrl = (ev->state & ControlMask); 427 ctrl = ev.state & ControlMask;
79 meta = (ev->state & R->ModMetaMask); 428 meta = ev.state & ModMetaMask;
80 if (R->numlock_state || (ev->state & R->ModNumLockMask)) { 429
81 R->numlock_state = (ev->state & R->ModNumLockMask); 430 kbuf[0] = 0;
82 PrivMode((!R->numlock_state), PrivMode_aplKP); 431
83 }
84#ifdef USE_XIM 432#if USE_XIM
85 if (R->Input_Context != NULL) { 433 if (Input_Context)
86 Status status_return; 434 {
435 Status status_return;
87 436
88 kbuf[0] = '\0'; 437#if 0
89#ifdef X_HAVE_UTF8_STRING 438#ifdef X_HAVE_UTF8_STRING
439 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 440 len = Xutf8LookupString (Input_Context, &ev, kbuf,
91 KBUFSZ, &keysym, &status_return); 441 KBUFSZ, &keysym, &status_return);
442 else
443#endif
444#endif
445 {
446 wchar_t wkbuf[KBUFSZ + 1];
447
448 // the XOpenIM manpage lies about hardcoding the locale
449 // at the point of XOpenIM, so temporarily switch locales
450 if (rs[Rs_imLocale])
451 SET_LOCALE (rs[Rs_imLocale]);
452
453 // assume wchar_t == unicode or better
454 len = XwcLookupString (Input_Context, &ev, wkbuf,
455 KBUFSZ, &keysym, &status_return);
456
457 if (rs[Rs_imLocale])
458 SET_LOCALE (locale);
459
460 if (status_return == XLookupChars
461 || status_return == XLookupBoth)
462 {
463 /* make sure the user can type ctrl-@, i.e. NUL */
464 if (len == 1 && *wkbuf == 0)
465 {
466 kbuf[0] = 0;
467 len = 1;
468 }
469 else
470 {
471 wkbuf[len] = 0;
472 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
473 if (len < 0)
474 len = 0;
475 }
476 }
477 else
478 len = 0;
479 }
480 }
481 else
482#endif
483 {
484 len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
485 }
486
487 if (keysym != NoSymbol)
488 {
489 KeySym orig_keysym = keysym;
490
491 /* Shift + F1 - F10 generates F11 - F20 */
492 if (shft && keysym >= XK_F1 && keysym <= XK_F10)
493 {
494 keysym += (XK_F11 - XK_F1);
495 shft = 0; /* turn off Shift */
496 }
497
498 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
499 {
500 bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
501 unsigned int newlen = 1;
502
503 if (ev.state & ModNumLockMask)
504 kp = false;
505
506 keysym = translate_keypad (keysym, kp);
507
508 switch (keysym)
509 {
510#ifndef NO_BACKSPACE_KEY
511 case XK_BackSpace:
512 if (priv_modes & PrivMode_HaveBackSpace)
513 {
514 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
515 ^ !!ctrl) ? '\b' : '\177';
516 kbuf[1] = '\0';
517 }
518 else
519 strcpy (kbuf, rs[Rs_backspace_key]);
520 break;
521#endif
522#ifndef NO_DELETE_KEY
523 case XK_Delete:
524 strcpy (kbuf, rs[Rs_delete_key]);
525 break;
526#endif
527 case XK_Tab:
528 if (shft)
529 strcpy (kbuf, "\033[Z");
530 else
531 {
532#ifdef CTRL_TAB_MAKES_META
533 if (ctrl)
534 meta = 1;
535#endif
536#ifdef MOD4_TAB_MAKES_META
537 if (ev.state & Mod4Mask)
538 meta = 1;
539#endif
540 newlen = 0;
541 }
542 break;
543
544 case XK_Up: /* "\033[A" */
545 case XK_Down: /* "\033[B" */
546 case XK_Right: /* "\033[C" */
547 case XK_Left: /* "\033[D" */
548 strcpy (kbuf, "\033[Z");
549 kbuf[2] = "DACB"[keysym - XK_Left];
550 /* do Shift first */
551 if (shft)
552 kbuf[2] = "dacb"[keysym - XK_Left];
553 else if (ctrl)
554 {
555 kbuf[1] = 'O';
556 kbuf[2] = "dacb"[keysym - XK_Left];
557 }
558 else if (priv_modes & PrivMode_aplCUR)
559 kbuf[1] = 'O';
560 break;
561
562 case XK_KP_Enter:
563 /* allow shift to override */
564 if (kp)
565 {
566 strcpy (kbuf, "\033OM");
567 break;
568 }
569
570 /* FALLTHROUGH */
571
572 case XK_Return:
573 if (priv_modes & PrivMode_LFNL)
574 {
575 kbuf[0] = '\015';
576 kbuf[1] = '\012';
577 kbuf[2] = '\0';
578 }
579 else
580 {
581 kbuf[0] = '\015';
582 kbuf[1] = '\0';
583 }
584 break;
585
586 case XK_KP_F1: /* "\033OP" */
587 case XK_KP_F2: /* "\033OQ" */
588 case XK_KP_F3: /* "\033OR" */
589 case XK_KP_F4: /* "\033OS" */
590 strcpy (kbuf, "\033OP");
591 kbuf[2] += (keysym - XK_KP_F1);
592 break;
593
594 case XK_KP_Multiply: /* "\033Oj" : "*" */
595 case XK_KP_Add: /* "\033Ok" : "+" */
596 case XK_KP_Separator: /* "\033Ol" : "," */
597 case XK_KP_Subtract: /* "\033Om" : "-" */
598 case XK_KP_Decimal: /* "\033On" : "." */
599 case XK_KP_Divide: /* "\033Oo" : "/" */
600 case XK_KP_0: /* "\033Op" : "0" */
601 case XK_KP_1: /* "\033Oq" : "1" */
602 case XK_KP_2: /* "\033Or" : "2" */
603 case XK_KP_3: /* "\033Os" : "3" */
604 case XK_KP_4: /* "\033Ot" : "4" */
605 case XK_KP_5: /* "\033Ou" : "5" */
606 case XK_KP_6: /* "\033Ov" : "6" */
607 case XK_KP_7: /* "\033Ow" : "7" */
608 case XK_KP_8: /* "\033Ox" : "8" */
609 case XK_KP_9: /* "\033Oy" : "9" */
610 /* allow shift to override */
611 if (kp)
612 {
613 strcpy (kbuf, "\033Oj");
614 kbuf[2] += (keysym - XK_KP_Multiply);
615 }
616 else
617 {
618 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
619 kbuf[1] = '\0';
620 }
621 break;
622
623 default:
624 {
625 int param = map_function_key (keysym);
626 if (param > 0)
627 sprintf (kbuf,"\033[%d~", param);
628 else
629 newlen = 0;
630 }
631 break;
632 }
633
634 if (newlen)
635 len = strlen (kbuf);
636
637 if (len > 0)
638 {
639 /*
640 * pass Shift/Control indicators for function keys ending with `~'
641 *
642 * eg,
643 * Prior = "ESC[5~"
644 * Shift+Prior = "ESC[5$"
645 * Ctrl+Prior = "ESC[5^"
646 * Ctrl+Shift+Prior = "ESC[5@"
647 */
648 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
649 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
650
651 /*
652 * Pass meta for all function keys, if 'meta' option set
653 */
654#ifdef META8_OPTION
655 if (meta && (meta_char == 0x80))
656 kbuf[len - 1] |= 0x80;
657#endif
658 }
659
660 }
661 else if (ctrl && keysym == XK_minus)
662 {
663 len = 1;
664 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
665 }
666 else if (keysym == XK_ISO_Left_Tab)
667 {
668 strcpy (kbuf, "\033[Z");
669 len = 3;
670 }
671 else
672 {
673#ifdef META8_OPTION
674 /* set 8-bit on */
675 if (meta && (meta_char == 0x80))
676 {
677 char *ch;
678
679 for (ch = kbuf; ch < kbuf + len; ch++)
680 *ch |= 0x80;
681 }
682#endif
683 /* nil */ ;
684 }
685
686 keysym = orig_keysym;
687 }
688
689 /* escape prefix */
690 if (len && meta
691#ifdef META8_OPTION
692 && meta_char == C0_ESC
693#endif
694 )
695 {
696 *--kbuf = C0_ESC;
697 len++;
698 }
699
700 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
701 return;
702
703 if (keysym != NoSymbol)
704 {
705#ifdef KEYSYM_RESOURCE
706 if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
707 return;
708#endif
709
710 if (saveLines)
711 {
712#ifdef UNSHIFTED_SCROLLKEYS
713 if (!ctrl && !meta)
92#else 714#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 715 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 716#endif
96 valid_keysym = ((status_return == XLookupKeySym) 717 {
97 || (status_return == XLookupBoth)); 718 int lnsppg;
98 } else {
99 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100 &R->compose);
101 valid_keysym = 1;
102 }
103#else /* USE_XIM */
104 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105 &R->compose);
106/*
107 * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108 * good for installations with correct fonts, but without XLOCALE
109 */
110 if (!len) {
111 if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112 kbuf[0] = (keysym & 0xFF);
113 kbuf[1] = '\0';
114 len = 1;
115 } else
116 kbuf[0] = '\0';
117 }
118#endif /* USE_XIM */
119 719
120#ifdef USE_XIM 720#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 721 lnsppg = nrow - PAGING_CONTEXT_LINES;
122#endif
123 {
124/* for some backwards compatibility */
125#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126# ifdef HOTKEY_CTRL
127 if (ctrl) {
128# else 722#else
129 if (meta) { 723 lnsppg = nrow * 4 / 5;
724#endif
725 max_it (lnsppg, 1);
726
727 if (keysym == XK_Prior)
728 {
729 scr_page (lnsppg);
730 return;
731 }
732 else if (keysym == XK_Next)
733 {
734 scr_page (-lnsppg);
735 return;
736 }
737 }
738#ifdef SCROLL_ON_UPDOWN_KEYS
739 if (IS_SCROLL_MOD)
740 {
741 if (keysym == XK_Up)
742 {
743 scr_page (1);
744 return;
745 }
746 else if (keysym == XK_Down)
747 {
748 scr_page (-1);
749 return;
750 }
751 }
752#endif
753#ifdef SCROLL_ON_HOMEEND_KEYS
754 if (IS_SCROLL_MOD)
755 {
756 if (keysym == XK_Home)
757 {
758 scr_changeview (top_row);
759 return;
760 }
761 else if (keysym == XK_End)
762 {
763 scr_changeview (0);
764 return;
765 }
766 }
767#endif
768 }
769
770 if (shft)
771 {
772 if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
773 {
774 switch (keysym)
775 {
776 /* normal XTerm key bindings */
777 case XK_Insert: /* Shift+Insert = paste mouse selection */
778 selection_request (ev.time);
779 return;
780#if TODO
781 /* rxvt extras */
782 case XK_KP_Add: /* Shift+KP_Add = bigger font */
783 return;
784 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
785 return;
786#endif
787 }
788 }
789 }
790
791 if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
792 {
793 if (keysym == XK_v)
794 selection_request (ev.time, Sel_Clipboard);
795 else if (selection.len > 0)
796 {
797 free (selection.clip_text);
798 selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
799 selection.clip_len = selection.len;
800 selection_grab (CurrentTime, true);
801 }
802
803 return;
804 }
805
806#if ENABLE_FRILLS || ISO_14755
807 // ISO 14755 support
808 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
809 {
810 int hv;
811
812 if (iso14755buf & ISO_14755_51
813 && (keysym == XK_space || keysym == XK_KP_Space
814 || keysym == XK_Return || keysym == XK_KP_Enter))
815 {
816 commit_iso14755 ();
817 iso14755buf = ISO_14755_51;
818# if ISO_14755
819 iso14755_51 (0);
130# endif 820# endif
131 if (keysym == R->ks_bigfont) { 821 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 822 }
133 return; 823 else if (keysym == XK_BackSpace)
134 } else if (keysym == R->ks_smallfont) { 824 {
135 rxvt_change_font(aR_ 0, FONT_DN); 825 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136 return; 826# if ISO_14755
137 } 827 iso14755_51 (iso14755buf & ISO_14755_MASK);
138 }
139#endif
140
141 if (R->TermWin.saveLines) {
142#ifdef UNSHIFTED_SCROLLKEYS
143 if (!ctrl && !meta) {
144#else
145 if (IS_SCROLL_MOD) {
146#endif
147 int lnsppg;
148
149#ifdef PAGING_CONTEXT_LINES
150 lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151#else
152 lnsppg = R->TermWin.nrow * 4 / 5;
153#endif
154 if (keysym == XK_Prior) {
155 rxvt_scr_page(aR_ UP, lnsppg);
156 return;
157 } else if (keysym == XK_Next) {
158 rxvt_scr_page(aR_ DN, lnsppg);
159 return;
160 }
161 }
162#ifdef SCROLL_ON_UPDOWN_KEYS
163 if (IS_SCROLL_MOD) {
164 if (keysym == XK_Up) {
165 rxvt_scr_page(aR_ UP, 1);
166 return;
167 } else if (keysym == XK_Down) {
168 rxvt_scr_page(aR_ DN, 1);
169 return;
170 }
171 }
172#endif
173#ifdef SCROLL_ON_HOMEEND_KEYS
174 if (IS_SCROLL_MOD) {
175 if (keysym == XK_Home) {
176 rxvt_scr_move_to(aR_ 0, 1);
177 return;
178 } else if (keysym == XK_End) {
179 rxvt_scr_move_to(aR_ 1, 0);
180 return;
181 }
182 }
183#endif
184 }
185
186 if (shft) {
187 /* Shift + F1 - F10 generates F11 - F20 */
188 if (keysym >= XK_F1 && keysym <= XK_F10) {
189 keysym += (XK_F11 - XK_F1);
190 shft = 0; /* turn off Shift */
191 } else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192 switch (keysym) {
193 /* normal XTerm key bindings */
194 case XK_Insert: /* Shift+Insert = paste mouse selection */
195 rxvt_selection_request(aR_ ev->time, 0, 0);
196 return;
197 /* rxvt extras */
198 case XK_KP_Add: /* Shift+KP_Add = bigger font */
199 rxvt_change_font(aR_ 0, FONT_UP);
200 return;
201 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202 rxvt_change_font(aR_ 0, FONT_DN);
203 return;
204 }
205 }
206 }
207#ifdef PRINTPIPE
208 if (keysym == XK_Print) {
209 rxvt_scr_printscreen(aR_ ctrl | shft);
210 return;
211 }
212#endif
213#ifdef GREEK_SUPPORT
214 if (keysym == R->ks_greekmodeswith) {
215 R->greek_mode = !R->greek_mode;
216 if (R->greek_mode) {
217 rxvt_xterm_seq(aR_ XTerm_title,
218 (greek_getmode() == GREEK_ELOT928
219 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220 greek_reset();
221 } else
222 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223 return;
224 }
225#endif
226
227 if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228#ifdef KEYSYM_RESOURCE
229 if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230 unsigned int l;
231 const unsigned char *kbuf0;
232 const unsigned char ch = C0_ESC;
233
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235 l = (unsigned int)*kbuf0++;
236
237 /* escape prefix */
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 828# endif
242 rxvt_tt_write(aR_ &ch, 1); 829 return;
243 rxvt_tt_write(aR_ kbuf0, l); 830 }
244 return; 831 else if ((hv = hex_keyval (ev)) >= 0)
245 } else 832 {
246#endif 833 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247 { 834 | hv | ISO_14755_51;
248 newlen = 1; 835# if ISO_14755
249 switch (keysym) { 836 iso14755_51 (iso14755buf & ISO_14755_MASK);
250#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0';
256 } else
257 STRCPY(kbuf, R->key_backspace);
258# ifdef MULTICHAR_SET
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260 int col, row;
261
262 newlen = STRLEN(kbuf);
263 col = R->screen.cur.col - 1;
264 row = R->screen.cur.row + R->TermWin.saveLines;
265 if (IS_MULTI2(R->screen.rend[row][col]))
266 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267 }
268# endif 837# endif
269 break;
270#endif
271#ifndef NO_DELETE_KEY
272 case XK_Delete:
273 STRCPY(kbuf, R->key_delete);
274# ifdef MULTICHAR_SET
275 if (R->Options & Opt_mc_hack) {
276 int col, row;
277
278 newlen = STRLEN(kbuf);
279 col = R->screen.cur.col;
280 row = R->screen.cur.row + R->TermWin.saveLines;
281 if (IS_MULTI1(R->screen.rend[row][col]))
282 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283 }
284# endif
285 break;
286#endif
287 case XK_Tab:
288 if (shft)
289 STRCPY(kbuf, "\033[Z");
290 else {
291#ifdef CTRL_TAB_MAKES_META
292 if (ctrl)
293 meta = 1;
294#endif
295#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask)
297 meta = 1;
298#endif
299 newlen = 0;
300 }
301 break;
302
303
304#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310 STRCPY(kbuf, "\033OZ");
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312 break;
313 } else
314 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */
317#endif
318 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]);
324 /* do Shift first */
325 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]);
327 else if (ctrl) {
328 kbuf[1] = 'O';
329 kbuf[2] = ("dacb"[keysym - XK_Left]);
330 } else if (R->PrivateModes & PrivMode_aplCUR)
331 kbuf[1] = 'O';
332#ifdef MULTICHAR_SET
333 //TODO: ??
334 if (R->Options & Opt_mc_hack) {
335 int col, row, m;
336
337 col = R->screen.cur.col;
338 row = R->screen.cur.row + R->TermWin.saveLines;
339 m = 0;
340 if (keysym == XK_Right
341 && IS_MULTI1(R->screen.rend[row][col]))
342 m = 1;
343 else if (keysym == XK_Left) {
344 if (col > 0) {
345 if (IS_MULTI2(R->screen.rend[row][col - 1]))
346 m = 1;
347 } else if (R->screen.cur.row > 0) {
348 col = R->screen.tlen[--row];
349 if (col == -1)
350 col = R->TermWin.ncol - 1;
351 else
352 col--;
353 if (col > 0
354 && IS_MULTI2(R->screen.rend[row][col]))
355 m = 1;
356 }
357 }
358 if (m)
359 MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360 }
361#endif
362 break;
363
364#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior
366 case XK_KP_Prior:
367 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369 STRCPY(kbuf, "\033Oy");
370 break;
371 }
372 /* FALLTHROUGH */
373# endif
374 case XK_Prior:
375 STRCPY(kbuf, "\033[5~");
376 break;
377# ifdef XK_KP_Next
378 case XK_KP_Next:
379 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381 STRCPY(kbuf, "\033Os");
382 break;
383 }
384 /* FALLTHROUGH */
385# endif
386 case XK_Next:
387 STRCPY(kbuf, "\033[6~");
388 break;
389#endif
390 case XK_KP_Enter:
391 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393 STRCPY(kbuf, "\033OM");
394 } else {
395 kbuf[0] = '\r';
396 kbuf[1] = '\0';
397 }
398 break;
399
400#ifdef XK_KP_Begin
401 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou");
403 break;
404
405 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op");
407 break;
408
409 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On");
411 break;
412#endif
413 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1);
419 break;
420
421 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439 STRCPY(kbuf, "\033Oj");
440 kbuf[2] += (keysym - XK_KP_Multiply);
441 } else {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0';
444 }
445 break;
446
447 case XK_Find:
448 STRCPY(kbuf, "\033[1~");
449 break;
450 case XK_Insert:
451 STRCPY(kbuf, "\033[2~");
452 break;
453#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove:
455 /* FALLTHROUGH */
456#endif
457 case XK_Execute:
458 STRCPY(kbuf, "\033[3~");
459 break;
460 case XK_Select:
461 STRCPY(kbuf, "\033[4~");
462 break;
463#ifdef XK_KP_End
464 case XK_KP_End:
465 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467 STRCPY(kbuf, "\033Oq");
468 break;
469 }
470 /* FALLTHROUGH */
471#endif
472 case XK_End:
473 STRCPY(kbuf, KS_END);
474 break;
475#ifdef XK_KP_Home
476 case XK_KP_Home:
477 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479 STRCPY(kbuf, "\033Ow");
480 break;
481 }
482 /* FALLTHROUGH */
483#endif
484 case XK_Home:
485 STRCPY(kbuf, KS_HOME);
486 break;
487
488#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1);
497 break;
498 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6);
504 break;
505 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11);
510 break;
511 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15);
514 break;
515 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help);
517 break;
518 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu);
520 break;
521 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17);
541 break;
542#undef FKEY
543 default:
544 newlen = 0;
545 break;
546 }
547 if (newlen)
548 len = STRLEN(kbuf);
549 }
550 /*
551 * Pass meta for all function keys, if 'meta' option set
552 */
553#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80;
556#endif
557 } else if (ctrl && keysym == XK_minus) {
558 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else {
561#ifdef META8_OPTION
562 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) {
564 unsigned char *ch;
565
566 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80;
568 meta = 0;
569 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578
579 if (len <= 0)
580 return; /* not mapped */
581
582 if (R->Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) {
584 R->TermWin.view_start = 0;
585 R->want_refresh = 1;
586 }
587
588/*
589 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~'
591 *
592 * eg,
593 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602/* escape prefix */
603 if (meta
604#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC)
606#endif
607 ) {
608 const unsigned char ch = C0_ESC;
609
610 rxvt_tt_write(aR_ &ch, 1);
611 }
612#ifdef DEBUG_CMD
613 if (debug_key) { /* Display keyboard buffer contents */
614 char *p;
615 int i;
616
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len);
624}
625/*}}} */
626
627#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633{
634 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638
639 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641 if (n > 0 && s < count) {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n;
646 s += n;
647 }
648 if (count > s) {
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 }
652 for (; count--;)
653 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr;
655 R->cmdbuf_endp = cmdbuf_endp;
656 return 0;
657}
658#endif /* MENUBAR_MAX */
659
660void
661rxvt_term::process_x_events ()
662{
663 do
664 {
665 XEvent xev;
666
667 XNextEvent (Xdisplay, &xev);
668#if defined(CURSOR_BLINK)
669 if ((Options & Opt_cursorBlink)
670 && xev.type == KeyPress) {
671 if (hidden_cursor) {
672 hidden_cursor = 0;
673 want_refresh = 1;
674 }
675 want_keypress_time = 1;
676 }
677#endif
678
679#if defined(POINTER_BLANK)
680 if ((Options & Opt_pointerBlank)
681 && (pointerBlankDelay > 0)) {
682 if (xev.type == MotionNotify
683 || xev.type == ButtonPress
684 || xev.type == ButtonRelease) {
685 if (hidden_pointer)
686 rxvt_pointer_unblank(aR);
687 want_motion_time = 1;
688 }
689 if (xev.type == KeyPress && hidden_pointer == 0)
690 rxvt_pointer_blank (this);
691 }
692#endif
693
694#ifdef USE_XIM
695 if (!XFilterEvent (&xev, xev.xany.window))
696#endif
697 rxvt_process_x_event (this, &xev);
698 }
699 while (XPending (Xdisplay));
700}
701
702void
703rxvt_term::x_cb (io_watcher &w, short revents)
704{
705 process_x_events ();
706}
707
708// read the next character, currently handles UTF-8
709// will probably handle all sorts of other stuff in the future
710static uint32_t
711next_char (pR)
712{
713 mbstate &s = R->mbstate;
714
715 while (R->cmdbuf_ptr < R->cmdbuf_endp)
716 {
717 uint8_t ch = *R->cmdbuf_ptr;
718
719 if (s.cnt)
720 {
721 if ((ch & 0xc0) == 0x80)
722 {
723 R->cmdbuf_ptr++;
724
725 /* continuation */
726 s.reg = (s.reg << 6) | (ch & 0x7f);
727
728 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
729 return s.reg; 838 return;
730
731 continue;
732 } 839 }
733 else 840 else
734 { 841 {
735 s.cnt = 0; 842# if ISO_14755
736 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 843 scr_overlay_off ();
844# endif
845 iso14755buf = 0;
737 } 846 }
738 } 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)
739 889 {
740 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)))
741 { 899 {
742 R->cmdbuf_ptr++; 900 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
901 commit_iso14755 ();
743 902
744 /* first byte */ 903 return;
745 s.orig = ch; /* for broken encodings */ 904 }
746 s.reg = ch; 905
747 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 906 for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
748 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; } 907 if (i[0] == keysym)
749 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; } 908 {
750 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } 909 iso14755buf = ISO_14755_51 | i[1];
751 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, state = 0;
1283 int x, y;
1284 bool release = ev.type == ButtonRelease;
1285
1286 x = Pixel2Col (ev.x) + 1;
1287 y = Pixel2Row (ev.y) + 1;
1288
1289 if (ev.type == MotionNotify)
1290 {
1291 if (x == mouse_row && y == mouse_col)
1292 return;
1293
1294 mouse_row = x;
1295 mouse_col = y;
1296 state += 32;
1297 }
1298
1299 button_number = MEvent.button - Button1;
1300 /* add 0x3D for wheel events, like xterm does */
1301 if (button_number >= 3)
1302 button_number += 64 - 3;
1303
1304 if (priv_modes & PrivMode_MouseX10)
1305 {
1306 /*
1307 * do not report ButtonRelease
1308 * no state info allowed
1309 */
1310 if (release)
1311 return;
1312 }
1313 else
1314 {
1315 /* XTerm mouse reporting needs these values:
1316 * 4 = Shift
1317 * 8 = Meta
1318 * 16 = Control
1319 * plus will add in our own Double-Click reporting
1320 * 32 = Double Click
1321 */
1322 state += ((MEvent.state & ShiftMask) ? 4 : 0)
1323 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1324 + ((MEvent.state & ControlMask) ? 16 : 0);
1325#ifdef MOUSE_REPORT_DOUBLECLICK
1326 state += ((MEvent.clicks > 1) ? 32 : 0);
1327#endif
1328 }
1329
1330 int code = 32 + (release ? 3 : button_number) + state;
1331
1332#if DEBUG_MOUSEREPORT
1333 fprintf (stderr, "Mouse [");
1334 if (state & 16)
1335 fputc ('C', stderr);
1336 if (state & 4)
1337 fputc ('S', stderr);
1338 if (state & 8)
1339 fputc ('A', stderr);
1340 if (state & 32)
1341 fputc ('2', stderr);
1342 fprintf (stderr, "]: <%d>, %d/%d\n",
1343 button_number,
1344 x,
1345 y);
1346#endif
1347
1348#if ENABLE_FRILLS
1349 if (priv_modes & PrivMode_ExtMouseSGR)
1350 tt_printf ("\033[<%d;%d;%d%c",
1351 button_number + state,
1352 x,
1353 y,
1354 release ? 'm' : 'M');
1355 else if (priv_modes & PrivMode_ExtMouseUrxvt)
1356 tt_printf ("\033[%d;%d;%dM",
1357 code,
1358 x,
1359 y);
1360 else if (priv_modes & PrivMode_ExtMouseUTF8)
1361 tt_printf ("\033[M%c%lc%lc",
1362 code,
1363 wint_t (32 + x),
1364 wint_t (32 + y));
1365 else
1366#endif
1367 tt_printf ("\033[M%c%c%c",
1368 code,
1369 32 + x,
1370 32 + y);
1371}
1372
1373/*{{{ process an X event */
1374void ecb_hot
1375rxvt_term::x_cb (XEvent &ev)
1376{
1377 make_current ();
1378
1379 dLocal (Display *, dpy);
1380
1381 if (ev.xany.window == vt
1382 && SHOULD_INVOKE (HOOK_X_EVENT)
1383 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1384 return;
1385
1386 // for XQueryPointer
1387 Window unused_root, unused_child;
1388 int unused_root_x, unused_root_y;
1389 unsigned int unused_mask;
1390
1391 switch (ev.type)
1392 {
1393 case KeyPress:
1394 key_press (ev.xkey);
1395 break;
1396
1397 case KeyRelease:
1398 key_release (ev.xkey);
1399 break;
1400
1401 case ButtonPress:
1402 button_press (ev.xbutton);
1403 break;
1404
1405 case ButtonRelease:
1406 button_release (ev.xbutton);
1407 break;
1408
1409 case ClientMessage:
1410 if (ev.xclient.format == 32
1411 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1412 {
1413 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1414 {
1415 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1416 {
1417 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1418 {
1419 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1420 destroy ();
1421 }
1422#if ENABLE_EWMH
1423 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1424 XSendEvent (dpy, ev.xclient.window = display->root,
1425 False, SubstructureRedirectMask | SubstructureNotifyMask,
1426 &ev);
1427#endif
1428 }
1429 }
1430#if ENABLE_XEMBED
1431 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1432 {
1433 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1434 focus_in ();
1435 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1436 focus_out ();
1437 }
1438#endif
1439 }
1440 break;
1441
1442 /*
1443 * XXX: this is not the _current_ arrangement
1444 * Here's my conclusion:
1445 * If the window is completely unobscured, use bitblt's
1446 * to scroll. Even then, they're only used when doing partial
1447 * screen scrolling. When partially obscured, we have to fill
1448 * in the GraphicsExpose parts, which means that after each refresh,
1449 * we need to wait for the graphics expose or Noexpose events,
1450 * which ought to make things real slow!
1451 */
1452 case VisibilityNotify:
1453 switch (ev.xvisibility.state)
1454 {
1455 case VisibilityUnobscured:
1456 refresh_type = FAST_REFRESH;
1457 break;
1458 case VisibilityPartiallyObscured:
1459 refresh_type = SLOW_REFRESH;
1460 break;
1461 default:
1462 refresh_type = NO_REFRESH;
1463 break;
1464 }
1465 break;
1466
1467 case FocusIn:
1468 if (ev.xfocus.detail != NotifyInferior
1469 && ev.xfocus.detail != NotifyPointer
1470 && ev.xfocus.mode != NotifyGrab)
1471 focus_in ();
1472 break;
1473
1474 case FocusOut:
1475 if (ev.xfocus.detail != NotifyInferior
1476 && ev.xfocus.detail != NotifyPointer
1477 && ev.xfocus.mode != NotifyGrab)
1478 focus_out ();
1479 break;
1480
1481 case ConfigureNotify:
1482 if (ev.xconfigure.window == parent)
1483 {
1484 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1485 ;
1486
1487 bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
1488
1489 if (want_position_change)
1490 {
1491 int x, y;
1492
1493 if (ev.xconfigure.send_event)
1494 {
1495 x = ev.xconfigure.x;
1496 y = ev.xconfigure.y;
1497 }
1498 else
1499 get_window_origin (x, y);
1500
1501 if (x != parent_x || y != parent_y)
1502 {
1503 parent_x = x;
1504 parent_y = y;
1505 HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
1506 }
1507 }
1508
1509 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1510 {
1511 seen_resize = 1;
1512 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1513 }
1514
1515 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1516 }
1517 break;
1518
1519 case PropertyNotify:
1520 HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
1521 break;
1522
1523 case SelectionClear:
1524 selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
1525 break;
1526
1527 case SelectionRequest:
1528 selection_send (ev.xselectionrequest);
1529 break;
1530
1531 case MapNotify:
1532 mapped = 1;
1533#ifdef TEXT_BLINK
1534 text_blink_ev.start ();
1535#endif
1536 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1537 break;
1538
1539 case UnmapNotify:
1540 mapped = 0;
1541#ifdef TEXT_BLINK
1542 text_blink_ev.stop ();
1543#endif
1544 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1545 break;
1546
1547 case GraphicsExpose:
1548 case Expose:
1549 if (ev.xany.window == vt)
1550 {
1551 do
1552 {
1553 scr_expose (ev.xexpose.x, ev.xexpose.y,
1554 ev.xexpose.width, ev.xexpose.height, false);
1555 }
1556 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1557
1558 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1559
1560 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1561 {
1562 scr_expose (ev.xexpose.x, ev.xexpose.y,
1563 ev.xexpose.width, ev.xexpose.height, false);
1564 }
1565
1566 want_refresh = 1;
1567 }
1568 else
1569 {
1570 XEvent unused_event;
1571
1572 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1573 ;
1574 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1575 ;
1576
1577 if (scrollBar.state && ev.xany.window == scrollBar.win)
1578 {
1579 scrollBar.state = SB_STATE_IDLE;
1580 scrollBar.show (0);
1581 }
1582 }
1583 break;
1584
1585 case MotionNotify:
1586#ifdef POINTER_BLANK
1587 if (hidden_pointer)
1588 pointer_unblank ();
1589#endif
1590 if (!bypass_keystate
1591 && ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1592 || priv_modes & PrivMode_MouseAnyEvent))
1593 mouse_report (ev.xbutton);
1594 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1595 break;
1596
1597 if (ev.xany.window == vt)
1598 {
1599 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1600 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1601 ; // nop
1602 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1603 {
1604 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1605 ;
1606
1607 XQueryPointer (dpy, vt,
1608 &unused_root, &unused_child,
1609 &unused_root_x, &unused_root_y,
1610 &ev.xbutton.x, &ev.xbutton.y,
1611 &ev.xbutton.state);
1612#ifdef MOUSE_THRESHOLD
1613 /* deal with a `jumpy' mouse */
1614 if (ev.xmotion.time - MEvent.time > MOUSE_THRESHOLD)
1615#endif
1616 {
1617#if ISO_14755
1618 // 5.4
1619 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1620 {
1621 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1622 break;
1623 }
1624#endif
1625 selection_extend (ev.xbutton.x, ev.xbutton.y,
1626 ev.xbutton.state & Button3Mask ? 2 : 0);
1627
1628#ifdef SELECTION_SCROLLING
1629 if (ev.xbutton.y < int_bwidth
1630 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1631 {
1632 page_dirn scroll_selection_dir;
1633 int dist;
1634
1635 /* don't clobber the current delay if we are
1636 * already in the middle of scrolling.
1637 */
1638 if (!sel_scroll_ev.is_active ())
1639 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1640
1641 /* save the event params so we can highlight
1642 * the selection in the pending-scroll loop
1643 */
1644 selection_save_x = ev.xbutton.x;
1645 selection_save_y = ev.xbutton.y;
1646 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1647
1648 /* calc number of lines to scroll */
1649 if (ev.xbutton.y < int_bwidth)
1650 {
1651 scroll_selection_dir = UP;
1652 dist = int_bwidth - ev.xbutton.y;
1653 }
1654 else
1655 {
1656 scroll_selection_dir = DN;
1657 dist = ev.xbutton.y - (int_bwidth + vt_height);
1658 }
1659
1660 scroll_selection_lines = Pixel2Height (dist)
1661 / SELECTION_SCROLL_LINE_SPEEDUP
1662 + 1;
1663 min_it (scroll_selection_lines,
1664 SELECTION_SCROLL_MAX_LINES);
1665 scroll_selection_lines *= scroll_selection_dir;
1666 }
1667 else
1668 {
1669 /* we are within the text window, so we
1670 * shouldn't be scrolling
1671 */
1672 sel_scroll_ev.stop();
1673 }
1674#endif
1675 }
1676 }
1677 }
1678 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1679 {
1680 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1681 MotionNotify, &ev))
1682 ;
1683
1684 XQueryPointer (dpy, scrollBar.win,
1685 &unused_root, &unused_child,
1686 &unused_root_x, &unused_root_y,
1687 &ev.xbutton.x, &ev.xbutton.y,
1688 &unused_mask);
1689 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1690 scrollBar.size ());
1691 want_refresh = 1;
1692 scrollBar.show (1);
1693 }
1694 break;
1695 }
1696
1697#if defined(CURSOR_BLINK)
1698 if (ev.type == KeyPress)
1699 cursor_blink_reset ();
1700#endif
1701
1702#if defined(POINTER_BLANK)
1703 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1704 {
1705 if (ev.type == MotionNotify
1706 || ev.type == ButtonPress
1707 || ev.type == ButtonRelease)
1708 if (hidden_pointer)
1709 pointer_unblank ();
1710
1711 if (ev.type == KeyPress && hidden_pointer == 0)
1712 pointer_blank ();
1713 }
1714#endif
1715
1716 refresh_check ();
1717}
1718
1719#if ENABLE_FRILLS
1720void ecb_cold
1721rxvt_term::set_urgency (bool enable)
1722{
1723 if (enable == urgency_hint)
1724 return;
1725
1726 if (XWMHints *h = XGetWMHints (dpy, parent))
1727 {
1728 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1729 XSetWMHints (dpy, parent, h);
1730 urgency_hint = enable;
1731 XFree (h);
1732 }
1733}
1734#endif
1735
1736void ecb_cold
1737rxvt_term::focus_in ()
1738{
1739 if (!focus)
1740 {
1741 focus = 1;
1742 want_refresh = 1;
1743
1744#if USE_XIM
1745 if (Input_Context != NULL)
1746 {
1747 im_set_position ();
1748 XSetICFocus (Input_Context);
1749 }
1750#endif
1751#if CURSOR_BLINK
1752 if (option (Opt_cursorBlink))
1753 cursor_blink_ev.again ();
1754#endif
1755#if OFF_FOCUS_FADING
1756 if (rs[Rs_fade])
1757 {
1758 pix_colors = pix_colors_focused;
1759 scr_recolor ();
1760 }
1761#endif
1762#if ENABLE_FRILLS
1763 if (option (Opt_urgentOnBell))
1764 set_urgency (0);
1765
1766 if (priv_modes & PrivMode_FocusEvent)
1767 tt_printf ("\x1b[I");
1768#endif
1769
1770 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1771 }
1772}
1773
1774void ecb_cold
1775rxvt_term::focus_out ()
1776{
1777 if (focus)
1778 {
1779 focus = 0;
1780 want_refresh = 1;
1781
1782#if ENABLE_FRILLS
1783 if (option (Opt_urgentOnBell))
1784 set_urgency (0);
1785
1786 if (priv_modes & PrivMode_FocusEvent)
1787 tt_printf ("\x1b[O");
1788#endif
1789#if ENABLE_FRILLS || ISO_14755
1790 if (iso14755buf)
1791 {
1792 iso14755buf = 0;
1793# if ISO_14755
1794 scr_overlay_off ();
1795# endif
1796 }
1797#endif
1798#if USE_XIM
1799 if (Input_Context != NULL)
1800 XUnsetICFocus (Input_Context);
1801#endif
1802#if CURSOR_BLINK
1803 if (option (Opt_cursorBlink))
1804 cursor_blink_ev.stop ();
1805
1806 hidden_cursor = 0;
1807#endif
1808#if OFF_FOCUS_FADING
1809 if (rs[Rs_fade])
1810 {
1811 pix_colors = pix_colors_unfocused;
1812 scr_recolor ();
1813 }
1814#endif
1815
1816 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1817 }
1818}
1819
1820void ecb_cold
1821rxvt_term::update_fade_color (unsigned int idx, bool first_time)
1822{
1823#if OFF_FOCUS_FADING
1824 if (rs[Rs_fade])
1825 {
1826 if (!first_time)
1827 pix_colors_focused [idx].free (this);
1828
1829 rgba c;
1830 pix_colors [Color_fade].get (c);
1831 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1832 }
1833#endif
1834}
1835
1836#if ENABLE_PERL
1837void ecb_hot
1838rxvt_term::rootwin_cb (XEvent &ev)
1839{
1840 make_current ();
1841
1842 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1843 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1844 return;
1845
1846 switch (ev.type)
1847 {
1848 case PropertyNotify:
1849 /*
1850 * if user used some Esetroot compatible prog to set the root bg,
1851 * use the property to determine the pixmap. We use it later on.
1852 */
1853 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1854 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1855 {
1856 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1857 }
1858
1859 break;
1860 }
1861
1862 refresh_check ();
1863}
1864#endif
1865
1866void
1867rxvt_term::button_press (XButtonEvent &ev)
1868{
1869 int reportmode = 0, clickintime;
1870
1871 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1872
1873 if (!bypass_keystate)
1874 reportmode = !! (priv_modes & PrivMode_mouse_report);
1875
1876 /*
1877 * VT window processing of button press
1878 */
1879 if (ev.window == vt)
1880 {
1881 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1882 return;
1883
1884#if ISO_14755
1885 // 5.4
1886 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1887 {
1888 iso14755_54 (ev.x, ev.y);
1889 return;
1890 }
1891#endif
1892
1893 clickintime = ev.time - MEvent.time < multiClickTime;
1894
1895 if (reportmode)
1896 {
1897 /* mouse report from vt window */
1898 /* save the xbutton state (for ButtonRelease) */
1899 MEvent.state = ev.state;
1900#ifdef MOUSE_REPORT_DOUBLECLICK
1901 if (ev.button == MEvent.button && clickintime)
1902 {
1903 /* same button, within allowed time */
1904 MEvent.clicks++;
1905
1906 if (MEvent.clicks > 1)
1907 {
1908 /* only report double clicks */
1909 MEvent.clicks = 2;
1910 mouse_report (ev);
1911
1912 /* don't report the release */
1913 MEvent.clicks = 0;
1914 MEvent.button = AnyButton;
1915 }
1916 }
1917 else
1918 {
1919 /* different button, or time expired */
1920 MEvent.clicks = 1;
1921 MEvent.button = ev.button;
1922 mouse_report (ev);
1923 }
1924#else
1925 MEvent.button = ev.button;
1926 mouse_report (ev);
1927#endif /* MOUSE_REPORT_DOUBLECLICK */
1928
752 } 1929 }
753 else 1930 else
754 { 1931 {
755 R->cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1932 if (ev.button != MEvent.button)
756 return ch; 1933 MEvent.clicks = 0;
757 }
758 }
759 1934
760 return NOCHAR; 1935 switch (ev.button)
761}
762
763void
764rxvt_term::pty_cb (io_watcher &w, short revents)
765{
766 int n;
767 unsigned int count;
768
769 if (count = (cmdbuf_endp - cmdbuf_ptr))
770 {
771 memmove (cmdbuf_base, cmdbuf_ptr, count);
772 cmdbuf_ptr = cmdbuf_base;
773 cmdbuf_endp = cmdbuf_ptr + count;
774 }
775
776
777 for (count = BUFSIZ - count; count; count -= n, cmdbuf_endp += n)
778 if ((n = read(cmd_fd, cmdbuf_endp, count)) > 0)
779 continue;
780 else if (n == 0 || (n < 0 && errno == EAGAIN))
781 break;
782 else
783 {
784 rxvt_clean_exit();
785 exit(EXIT_FAILURE); /* bad order of events? */
786 }
787
788 if (count != BUFSIZ) /* some characters read in */
789 {
790 uint32_t c = next_char (this);
791
792#if 0
793 if (c != NOCHAR)
794 return c;
795#endif
796 }
797}
798
799/* rxvt_cmd_getc() - Return next input character */
800/*
801 * Return the next input character after first passing any keyboard input
802 * to the command.
803 */
804/* INTPROTO */
805uint32_t
806rxvt_cmd_getc(pR)
807{
808#define TIMEOUT_USEC 5000
809 fd_set readfds;
810 int quick_timeout, select_res;
811 int want_motion_time, want_keypress_time;
812 struct timeval value;
813#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
814 struct timeval tp;
815#endif
816
817 uint32_t c = next_char (aR);
818 if (c != NOCHAR)
819 return c;
820
821 for (;;) {
822 /* loop until we can return something */
823
824 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
825 rxvt_tt_write(aR_ NULL, 0);
826
827#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
828 tp.tv_sec = 0; /* presume == 0 implies time not yet retrieved */
829#endif
830#if defined(CURSOR_BLINK)
831 want_keypress_time = 0;
832#endif
833#if defined(POINTER_BLANK)
834 want_motion_time = 0;
835#endif
836
837 if (XPending (R->Xdisplay))
838 {
839 R->process_x_events ();
840
841 /* in case button actions pushed chars to cmdbuf */
842 if (R->cmdbuf_ptr < R->cmdbuf_endp)
843 return *R->cmdbuf_ptr++;
844 }
845
846#if defined(CURSOR_BLINK)
847 if (want_keypress_time) {
848 (void)gettimeofday(&tp, NULL);
849 R->lastcursorchange.tv_sec = tp.tv_sec;
850 R->lastcursorchange.tv_usec = tp.tv_usec;
851 }
852#endif
853#if defined(POINTER_BLANK)
854 if (want_motion_time) {
855 if (!tp.tv_sec)
856 (void)gettimeofday(&tp, NULL);
857 R->lastmotion.tv_sec = tp.tv_sec;
858 R->lastmotion.tv_usec = tp.tv_usec;
859 }
860#endif
861
862/*
863 * the command input buffer is empty and we have no pending X events
864 */
865 quick_timeout = 0;
866
867#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
868 if (R->mouse_slip_wheel_speed) {
869 quick_timeout = 1;
870 if (!R->mouse_slip_wheel_delay--
871 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
872 abs(R->mouse_slip_wheel_speed))) {
873 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
874 R->refresh_type |= SMOOTH_REFRESH;
875 R->want_refresh = 1;
876 }
877 }
878#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
879#ifdef SELECTION_SCROLLING
880 if (R->pending_scroll_selection) {
881 quick_timeout = 1;
882 if (!R->scroll_selection_delay--
883 && rxvt_scr_page(aR_ R->scroll_selection_dir,
884 R->scroll_selection_lines)) {
885 rxvt_selection_extend(aR_ R->selection_save_x,
886 R->selection_save_y, R->selection_save_state);
887 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
888 R->refresh_type |= SMOOTH_REFRESH;
889 R->want_refresh = 1;
890 }
891 }
892#endif
893#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
894 if (scrollbar_isUp() || scrollbar_isDn()) {
895 quick_timeout = 1;
896 if (!R->scroll_arrow_delay--
897 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
898 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
899 R->refresh_type |= SMOOTH_REFRESH;
900 R->want_refresh = 1;
901 }
902 }
903#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
904
905 FD_ZERO(&readfds);
906 FD_SET(R->cmd_fd, &readfds);
907 FD_SET(R->Xfd, &readfds);
908 value.tv_usec = TIMEOUT_USEC;
909 value.tv_sec = 0;
910
911 if (!R->TermWin.mapped)
912 quick_timeout = 0;
913 else {
914 quick_timeout |= R->want_refresh;
915#ifdef TRANSPARENT
916 quick_timeout |= R->want_full_refresh;
917#endif
918 }
919
920#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
921 {
922 int set_quick_timeout = 0;
923 long csdiff, psdiff;
924
925#define BLINK_TIME 500000L
926 csdiff = psdiff = 60000000L; /* or, say, LONG_MAX */
927# if defined(CURSOR_BLINK)
928 if (R->Options & Opt_cursorBlink) {
929 if (!tp.tv_sec) /* didn't get it before so get it now */
930 (void)gettimeofday(&tp, NULL);
931
932 csdiff = (tp.tv_sec - R->lastcursorchange.tv_sec) * 1000000L
933 + tp.tv_usec - R->lastcursorchange.tv_usec;
934 if (csdiff > BLINK_TIME) { /* XXX: settable blink times */
935 R->lastcursorchange.tv_sec = tp.tv_sec;
936 R->lastcursorchange.tv_usec = tp.tv_usec;
937 R->hidden_cursor = !R->hidden_cursor;
938 csdiff = 0;
939 } else
940 csdiff = BLINK_TIME - csdiff;
941 set_quick_timeout = 1;
942 }
943# endif
944# if defined(POINTER_BLANK)
945 /*
946 * If we haven't moved the pointer for a while
947 */
948 if ((R->Options & Opt_pointerBlank)
949 && (R->pointerBlankDelay > 0)
950 && (R->hidden_pointer == 0)) {
951 long pdelay;
952
953 if (!tp.tv_sec) /* didn't get it before so get it now */
954 (void)gettimeofday(&tp, NULL);
955 psdiff = (tp.tv_sec - R->lastmotion.tv_sec) * 1000000L
956 + tp.tv_usec - R->lastmotion.tv_usec;
957 pdelay = R->pointerBlankDelay * 1000000L;
958 if (psdiff >= pdelay)
959 rxvt_pointer_blank(aR);
960 else {
961 set_quick_timeout = 1;
962 psdiff = pdelay - psdiff;
963 }
964 }
965# endif
966 if (!quick_timeout && set_quick_timeout) {
967 MIN_IT(csdiff, psdiff);
968 value.tv_sec = csdiff / 1000000L;
969 value.tv_usec = csdiff % 1000000L;
970 quick_timeout = 1;
971 }
972 }
973#endif
974
975 if ((select_res = select(R->num_fds, &readfds, NULL, NULL,
976 (quick_timeout ? &value : NULL))) == 0) {
977 /* select statement timed out - we're not hard and fast scrolling */
978 R->refresh_limit = 1;
979 }
980#if defined(CURSOR_BLINK)
981 if (R->Options & Opt_cursorBlink)
982 R->want_refresh = 1;
983#endif
984
985 /* See if we can read new data from the application */
986 if (select_res > 0 && FD_ISSET(R->cmd_fd, &readfds)) {
987 int n;
988 unsigned int count;
989
990 R->cmdbuf_ptr = R->cmdbuf_endp = R->cmdbuf_base;
991 for (count = BUFSIZ; count; count -= n, R->cmdbuf_endp += n)
992 if ((n = read(R->cmd_fd, R->cmdbuf_endp, count)) > 0)
993 continue;
994 else if (n == 0 || (n < 0 && errno == EAGAIN))
995 break;
996 else {
997 rxvt_clean_exit();
998 exit(EXIT_FAILURE); /* bad order of events? */
999 }
1000
1001 if (count != BUFSIZ) /* some characters read in */
1002 { 1936 {
1003 uint32_t c = next_char (aR); 1937 case Button1:
1004 if (c != NOCHAR) 1938 /* allow meta + click to select rectangular areas */
1005 return c; 1939 /* should be done in screen.C */
1006 } 1940#if ENABLE_FRILLS
1007 } 1941 selection.rect = !!(ev.state & ModMetaMask);
1008#ifdef TRANSPARENT
1009 if (R->want_full_refresh) {
1010 R->want_full_refresh = 0;
1011 rxvt_scr_clear(aR);
1012 rxvt_scr_touch(aR_ False);
1013 R->want_refresh = 1;
1014 }
1015#endif
1016 if (R->want_refresh) {
1017 rxvt_scr_refresh(aR_ R->refresh_type);
1018 rxvt_scrollbar_show(aR_ 1);
1019#ifdef USE_XIM
1020 rxvt_IMSendSpot(aR);
1021#endif
1022 }
1023 }
1024/* NOTREACHED */
1025}
1026/*}}} */
1027
1028/* EXTPROTO */
1029void
1030rxvt_pointer_unblank(pR)
1031{
1032 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->TermWin_cursor);
1033 rxvt_recolour_cursor(aR);
1034#ifdef POINTER_BLANK
1035 R->hidden_pointer = 0;
1036 if (R->pointerBlankDelay > 0) {
1037 struct timeval tp;
1038
1039 (void)gettimeofday(&tp, NULL);
1040 R->lastmotion.tv_sec = tp.tv_sec;
1041 R->lastmotion.tv_usec = tp.tv_usec;
1042 }
1043#endif
1044}
1045
1046#ifdef POINTER_BLANK
1047/* INTPROTO */
1048void
1049rxvt_pointer_blank(pR)
1050{
1051 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->pointer_blank);
1052 XFlush(R->Xdisplay);
1053 R->hidden_pointer = 1;
1054}
1055#endif
1056
1057/* INTPROTO */
1058void
1059rxvt_mouse_report(pR_ const XButtonEvent *ev)
1060{
1061 int button_number, key_state = 0;
1062 int x, y;
1063
1064 x = ev->x;
1065 y = ev->y;
1066 rxvt_pixel_position(aR_ &x, &y);
1067
1068 if (R->MEvent.button == AnyButton) {
1069 button_number = 3;
1070 } else {
1071 button_number = R->MEvent.button - Button1;
1072 /* add 0x3D for wheel events, like xterm does */
1073 if (button_number >= 3)
1074 button_number += (64 - 3);
1075 }
1076
1077 if (R->PrivateModes & PrivMode_MouseX10) {
1078 /*
1079 * do not report ButtonRelease
1080 * no state info allowed
1081 */
1082 key_state = 0;
1083 if (button_number == 3)
1084 return;
1085 } else {
1086 /* XTerm mouse reporting needs these values:
1087 * 4 = Shift
1088 * 8 = Meta
1089 * 16 = Control
1090 * plus will add in our own Double-Click reporting
1091 * 32 = Double Click
1092 */
1093 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1094 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1095 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1096#ifdef MOUSE_REPORT_DOUBLECLICK
1097 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1098#endif
1099 }
1100
1101#ifdef DEBUG_MOUSEREPORT
1102 fprintf(stderr, "Mouse [");
1103 if (key_state & 16)
1104 fputc('C', stderr);
1105 if (key_state & 4)
1106 fputc('S', stderr);
1107 if (key_state & 8)
1108 fputc('A', stderr);
1109 if (key_state & 32)
1110 fputc('2', stderr);
1111 fprintf(stderr, "]: <%d>, %d/%d\n",
1112 button_number,
1113 x + 1,
1114 y + 1);
1115#else 1942#else
1116 rxvt_tt_printf(aR_ "\033[M%c%c%c", 1943 selection.rect = false;
1117 (32 + button_number + key_state),
1118 (32 + x + 1),
1119 (32 + y + 1));
1120#endif 1944#endif
1121}
1122 1945
1123#ifdef USING_W11LIB 1946 /* allow shift+left click to extend selection */
1124/* EXTPROTO */ 1947 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1125void
1126rxvt_W11_process_x_event(XEvent *ev)
1127{
1128 rxvt_t *r = rxvt_get_r();
1129
1130 rxvt_process_x_event(aR_ ev);
1131}
1132#endif
1133
1134/*{{{ process an X event */
1135/* INTPROTO */
1136void
1137rxvt_process_x_event(pR_ XEvent *ev)
1138{
1139 int i, want_timeout;
1140 Window unused_root, unused_child;
1141 int unused_root_x, unused_root_y;
1142 unsigned int unused_mask;
1143 struct timeval tp;
1144
1145#ifdef DEBUG_X
1146 const char *const eventnames[] =
1147 { /* mason - this matches my system */
1148 "",
1149 "",
1150 "KeyPress",
1151 "KeyRelease",
1152 "ButtonPress",
1153 "ButtonRelease",
1154 "MotionNotify",
1155 "EnterNotify",
1156 "LeaveNotify",
1157 "FocusIn",
1158 "FocusOut",
1159 "KeymapNotify",
1160 "Expose",
1161 "GraphicsExpose",
1162 "NoExpose",
1163 "VisibilityNotify",
1164 "CreateNotify",
1165 "DestroyNotify",
1166 "UnmapNotify",
1167 "MapNotify",
1168 "MapRequest",
1169 "ReparentNotify",
1170 "ConfigureNotify",
1171 "ConfigureRequest",
1172 "GravityNotify",
1173 "ResizeRequest",
1174 "CirculateNotify",
1175 "CirculateRequest",
1176 "PropertyNotify",
1177 "SelectionClear",
1178 "SelectionRequest",
1179 "SelectionNotify",
1180 "ColormapNotify",
1181 "ClientMessage",
1182 "MappingNotify"
1183 };
1184 struct tm *ltt;
1185#endif
1186
1187 /*
1188 * check if we need to get the time for any timeouts
1189 */
1190
1191 for (i = NUM_TIMEOUTS; i--; )
1192 if (R->timeout[i].tv_sec) {
1193 want_timeout = 1;
1194 break;
1195 }
1196
1197#ifndef DEBUG_X
1198 if (want_timeout)
1199#endif
1200 (void)gettimeofday(&tp, NULL);
1201
1202#ifdef DEBUG_X
1203 ltt = localtime(&(tp.tv_sec));
1204 D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial));
1205#endif
1206
1207 /* X event timeouts */
1208 if (want_timeout)
1209 for (i = NUM_TIMEOUTS; i--; ) {
1210 if (R->timeout[i].tv_sec == 0)
1211 continue;
1212 if ((tp.tv_sec < R->timeout[i].tv_sec)
1213 || (tp.tv_sec == R->timeout[i].tv_sec
1214 && tp.tv_usec < R->timeout[i].tv_usec))
1215 continue;
1216 R->timeout[i].tv_sec = 0;
1217 switch(i) {
1218 case TIMEOUT_INCR:
1219 rxvt_print_error("data loss: timeout on INCR selection paste");
1220 R->selection_wait = Sel_none;
1221 break;
1222 default:
1223 break;
1224 }
1225 }
1226
1227 switch (ev->type) {
1228 case KeyPress:
1229 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1230 break;
1231
1232#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1233 case KeyRelease:
1234 {
1235 if (!(ev->xkey.state & ControlMask))
1236 R->mouse_slip_wheel_speed = 0;
1237 else {
1238 KeySym ks;
1239
1240 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1241 if (ks == XK_Control_L || ks == XK_Control_R)
1242 R->mouse_slip_wheel_speed = 0;
1243 }
1244 break;
1245 }
1246#endif
1247
1248 case ButtonPress:
1249 rxvt_button_press(aR_ (XButtonEvent *)ev);
1250 break;
1251
1252 case ButtonRelease:
1253 rxvt_button_release(aR_ (XButtonEvent *)ev);
1254 break;
1255
1256 case ClientMessage:
1257 if (ev->xclient.format == 32
1258 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1259 exit(EXIT_SUCCESS);
1260#ifdef OFFIX_DND
1261 /* OffiX Dnd (drag 'n' drop) protocol */
1262 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1263 && (ev->xclient.data.l[0] == DndFile
1264 || ev->xclient.data.l[0] == DndDir
1265 || ev->xclient.data.l[0] == DndLink)) {
1266 /* Get Dnd data */
1267 Atom ActualType;
1268 int ActualFormat;
1269 unsigned char *data;
1270 unsigned long Size, RemainingBytes;
1271
1272 XGetWindowProperty(R->Xdisplay, Xroot,
1273 R->xa[XA_DNDSELECTION],
1274 0L, 1000000L,
1275 False, AnyPropertyType,
1276 &ActualType, &ActualFormat,
1277 &Size, &RemainingBytes,
1278 &data);
1279 XChangeProperty(R->Xdisplay, Xroot,
1280 XA_CUT_BUFFER0, XA_STRING,
1281 8, PropModeReplace,
1282 data, STRLEN(data));
1283 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1284 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1285 }
1286#endif /* OFFIX_DND */
1287 break;
1288
1289 case MappingNotify:
1290 XRefreshKeyboardMapping(&(ev->xmapping));
1291 break;
1292
1293 /*
1294 * XXX: this is not the _current_ arrangement
1295 * Here's my conclusion:
1296 * If the window is completely unobscured, use bitblt's
1297 * to scroll. Even then, they're only used when doing partial
1298 * screen scrolling. When partially obscured, we have to fill
1299 * in the GraphicsExpose parts, which means that after each refresh,
1300 * we need to wait for the graphics expose or Noexpose events,
1301 * which ought to make things real slow!
1302 */
1303 case VisibilityNotify:
1304 switch (ev->xvisibility.state) {
1305 case VisibilityUnobscured:
1306 R->refresh_type = FAST_REFRESH;
1307 break;
1308 case VisibilityPartiallyObscured:
1309 R->refresh_type = SLOW_REFRESH;
1310 break;
1311 default:
1312 R->refresh_type = NO_REFRESH;
1313 break;
1314 }
1315 break;
1316
1317 case FocusIn:
1318 if (!R->TermWin.focus) {
1319 R->TermWin.focus = 1;
1320 R->want_refresh = 1;
1321#ifdef USE_XIM
1322 if (R->Input_Context != NULL)
1323 XSetICFocus(R->Input_Context);
1324#endif
1325 }
1326 break;
1327
1328 case FocusOut:
1329 if (R->TermWin.focus) {
1330 R->TermWin.focus = 0;
1331 R->want_refresh = 1;
1332#ifdef USE_XIM
1333 if (R->Input_Context != NULL)
1334 XUnsetICFocus(R->Input_Context);
1335#endif
1336 }
1337 break;
1338
1339 case ConfigureNotify:
1340 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1341 int height, width;
1342
1343 do { /* Wrap lots of configures into one */
1344 width = ev->xconfigure.width;
1345 height = ev->xconfigure.height;
1346 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1347 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1348 ConfigureNotify, ev));
1349 if (R->szHint.width != width || R->szHint.height != height) {
1350 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1351 rxvt_resize_all_windows(aR_ (unsigned int)width,
1352 (unsigned int)height, 1);
1353 }
1354#ifdef DEBUG_SIZE
1355 else {
1356 D_SIZE((stderr, "Size: Not resizing"));
1357 }
1358#endif
1359#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1360 if (R->Options & Opt_transparent) {
1361 rxvt_check_our_parents(aR);
1362 if (R->am_transparent)
1363 R->want_full_refresh = 1;
1364 }
1365#endif
1366 }
1367 break;
1368
1369 case SelectionClear:
1370 rxvt_selection_clear(aR);
1371 break;
1372
1373 case SelectionNotify:
1374 if (R->selection_wait == Sel_normal)
1375 rxvt_selection_paste(aR_ ev->xselection.requestor,
1376 ev->xselection.property, True);
1377 break;
1378
1379 case SelectionRequest:
1380 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1381 break;
1382
1383 case UnmapNotify:
1384 R->TermWin.mapped = 0;
1385 break;
1386
1387 case MapNotify:
1388 R->TermWin.mapped = 1;
1389 break;
1390
1391 case PropertyNotify:
1392 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1393 if (ev->xproperty.state == PropertyNewValue)
1394 rxvt_selection_property(aR_ ev->xproperty.window,
1395 ev->xproperty.atom);
1396 break;
1397 }
1398#ifdef TRANSPARENT
1399 /*
1400 * if user used some Esetroot compatible prog to set the root bg,
1401 * use the property to determine the pixmap. We use it later on.
1402 */
1403 if (R->xa[XA_XROOTPMAPID] == 0)
1404 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1405 "_XROOTPMAP_ID", False);
1406 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1407 break;
1408 /* FALLTHROUGH */
1409 case ReparentNotify:
1410 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1411 if (R->am_transparent)
1412 R->want_full_refresh = 1;
1413 }
1414#endif /* TRANSPARENT */
1415 break;
1416
1417 case GraphicsExpose:
1418 case Expose:
1419 if (ev->xany.window == R->TermWin.vt) {
1420#ifdef NO_SLOW_LINK_SUPPORT
1421 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1422 ev->xexpose.width, ev->xexpose.height, False);
1423#else
1424 // don't understand this, so commented it out
1425 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1426 ev->xexpose.width, ev->xexpose.height, False);
1427 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1428 // ev->xexpose.width, R->TermWin.height, False);
1429#endif
1430 R->want_refresh = 1;
1431 } else {
1432 XEvent unused_xevent;
1433
1434 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1435 Expose,
1436 &unused_xevent)) ;
1437 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1438 GraphicsExpose,
1439 &unused_xevent)) ;
1440 if (isScrollbarWindow(ev->xany.window)) {
1441 scrollbar_setIdle();
1442 rxvt_scrollbar_show(aR_ 0);
1443 }
1444#ifdef MENUBAR
1445 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1446 rxvt_menubar_expose(aR);
1447#endif
1448#ifdef RXVT_GRAPHICS
1449 rxvt_Gr_expose(aR_ ev->xany.window);
1450#endif
1451 }
1452 break;
1453
1454 case MotionNotify:
1455#ifdef POINTER_BLANK
1456 if (R->hidden_pointer)
1457 rxvt_pointer_unblank(aR);
1458#endif
1459#if MENUBAR
1460 if (isMenuBarWindow(ev->xany.window)) {
1461 rxvt_menubar_control(aR_ &(ev->xbutton));
1462 break;
1463 }
1464#endif
1465 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1466 break;
1467
1468 if (ev->xany.window == R->TermWin.vt) {
1469 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1470 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1471 MotionNotify, ev)) ;
1472 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1473 &unused_root, &unused_child,
1474 &unused_root_x, &unused_root_y,
1475 &(ev->xbutton.x), &(ev->xbutton.y),
1476 &unused_mask);
1477#ifdef MOUSE_THRESHOLD
1478 /* deal with a `jumpy' mouse */
1479 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1480#endif
1481 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1482 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1483#ifdef SELECTION_SCROLLING
1484 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1485 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1486 int dist;
1487
1488 R->pending_scroll_selection=1;
1489
1490 /* don't clobber the current delay if we are
1491 * already in the middle of scrolling.
1492 */
1493 if (R->scroll_selection_delay<=0)
1494 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1495
1496 /* save the event params so we can highlight
1497 * the selection in the pending-scroll loop
1498 */
1499 R->selection_save_x=ev->xbutton.x;
1500 R->selection_save_y=ev->xbutton.y;
1501 R->selection_save_state=
1502 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1503
1504 /* calc number of lines to scroll */
1505 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1506 R->scroll_selection_dir = UP;
1507 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1508 }
1509 else {
1510 R->scroll_selection_dir = DN;
1511 dist = ev->xbutton.y -
1512 (R->TermWin.int_bwidth + R->TermWin.height);
1513 }
1514 R->scroll_selection_lines=(Pixel2Height(dist)/
1515 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1516 MIN_IT(R->scroll_selection_lines,
1517 SELECTION_SCROLL_MAX_LINES);
1518 }
1519 else {
1520 /* we are within the text window, so we
1521 * shouldn't be scrolling
1522 */
1523 R->pending_scroll_selection = 0;
1524 }
1525#endif
1526#ifdef MOUSE_THRESHOLD
1527 }
1528#endif
1529 }
1530 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1531 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1532 MotionNotify, ev)) ;
1533 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1534 &unused_root, &unused_child,
1535 &unused_root_x, &unused_root_y,
1536 &(ev->xbutton.x), &(ev->xbutton.y),
1537 &unused_mask);
1538 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1539 scrollbar_size());
1540 rxvt_scr_refresh(aR_ R->refresh_type);
1541 R->refresh_limit = 0;
1542 rxvt_scrollbar_show(aR_ 1);
1543 }
1544 break;
1545 }
1546}
1547
1548/* INTPROTO */
1549void
1550rxvt_button_press(pR_ XButtonEvent *ev)
1551{
1552 int reportmode = 0, clickintime;
1553
1554 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1555 if (!R->bypass_keystate)
1556 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1557/*
1558 * VT window processing of button press
1559 */
1560 if (ev->window == R->TermWin.vt)
1561 {
1562#if RXVT_GRAPHICS
1563 if (ev->subwindow != None)
1564 rxvt_Gr_ButtonPress(ev->x, ev->y);
1565 else
1566#endif
1567 {
1568 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1569 if (reportmode)
1570 {
1571 /* mouse report from vt window */
1572 /* save the xbutton state (for ButtonRelease) */
1573 R->MEvent.state = ev->state;
1574#ifdef MOUSE_REPORT_DOUBLECLICK
1575 if (ev->button == R->MEvent.button && clickintime)
1576 { 1948 {
1577 /* same button, within alloted time */ 1949 if (MEvent.button == Button1 && clickintime)
1578 R->MEvent.clicks++; 1950 selection_rotate (ev.x, ev.y);
1579 if (R->MEvent.clicks > 1) 1951 else
1952 selection_extend (ev.x, ev.y, 1);
1580 { 1953 }
1581 /* only report double clicks */
1582 R->MEvent.clicks = 2;
1583 rxvt_mouse_report(aR_ ev);
1584
1585 /* don't report the release */
1586 R->MEvent.clicks = 0;
1587 R->MEvent.button = AnyButton;
1588 }
1589 }
1590 else 1954 else
1591 { 1955 {
1592 /* different button, or time expired */ 1956 if (MEvent.button == Button1 && clickintime)
1593 R->MEvent.clicks = 1; 1957 MEvent.clicks++;
1594 R->MEvent.button = ev->button; 1958 else
1595 rxvt_mouse_report(aR_ ev); 1959 MEvent.clicks = 1;
1596 } 1960
1597#else 1961 selection_click (MEvent.clicks, ev.x, ev.y);
1598 R->MEvent.button = ev->button; 1962 }
1599 rxvt_mouse_report(aR_ ev); 1963
1600#endif /* MOUSE_REPORT_DOUBLECLICK */ 1964 MEvent.button = Button1;
1965 break;
1966
1967 case Button3:
1968 if (MEvent.button == Button3 && clickintime)
1969 selection_rotate (ev.x, ev.y);
1970 else
1971 selection_extend (ev.x, ev.y, 1);
1972
1973 MEvent.button = Button3;
1974 break;
1975 }
1601 } 1976 }
1977
1978 MEvent.time = ev.time;
1979 return;
1980 }
1981
1982 /*
1983 * Scrollbar window processing of button press
1984 */
1985 if (scrollBar.state && ev.window == scrollBar.win)
1986 {
1987 page_dirn direction = NO_DIR;
1988
1989 if (scrollBar.upButton (ev.y))
1990 direction = UP; /* up */
1991 else if (scrollBar.dnButton (ev.y))
1992 direction = DN; /* down */
1993
1994 scrollBar.state = SB_STATE_IDLE;
1995 /*
1996 * Rxvt-style scrollbar:
1997 * move up if mouse is above slider
1998 * move dn if mouse is below slider
1999 *
2000 * XTerm-style scrollbar:
2001 * Move display proportional to pointer location
2002 * pointer near top -> scroll one line
2003 * pointer near bot -> scroll full page
2004 */
2005#ifndef NO_SCROLLBAR_REPORT
2006 if (reportmode)
2007 {
2008 /*
2009 * Mouse report disabled scrollbar:
2010 * arrow buttons - send up/down
2011 * click on scrollbar - send pageup/down
2012 */
2013 if (direction == UP)
2014 tt_printf ("\033[A");
2015 else if (direction == DN)
2016 tt_printf ("\033[B");
1602 else 2017 else
2018 switch (ev.button)
1603 { 2019 {
1604 if (ev->button != R->MEvent.button) 2020 case Button2:
1605 R->MEvent.clicks = 0; 2021 tt_printf ("\014");
1606 switch (ev->button) 2022 break;
2023 case Button1:
2024 tt_printf ("\033[6~");
2025 break;
2026 case Button3:
2027 tt_printf ("\033[5~");
2028 break;
2029 }
2030 }
2031 else
2032#endif /* NO_SCROLLBAR_REPORT */
2033 {
2034 if (direction != NO_DIR)
2035 {
2036#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2037 if (!cont_scroll_ev.is_active ())
2038 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2039#endif
2040 if (scr_page (direction, 1))
2041 {
2042 if (direction == UP)
2043 scrollBar.state = SB_STATE_UP;
2044 else
2045 scrollBar.state = SB_STATE_DOWN;
2046 }
2047 }
2048 else
2049 switch (ev.button)
2050 {
2051 case Button2:
2052 switch (scrollBar.align)
1607 { 2053 {
1608 case Button1: 2054 case SB_ALIGN_TOP:
1609 if (R->MEvent.button == Button1 && clickintime)
1610 R->MEvent.clicks++;
1611 else 2055 csrO = 0;
1612 R->MEvent.clicks = 1;
1613 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1614 R->MEvent.button = Button1;
1615 break; 2056 break;
1616 2057 case SB_ALIGN_CENTRE:
1617 case Button3: 2058 csrO = (scrollBar.bot - scrollBar.top) / 2;
1618 if (R->MEvent.button == Button3 && clickintime)
1619 rxvt_selection_rotate(aR_ ev->x, ev->y);
1620 else
1621 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1622 R->MEvent.button = Button3;
1623 break; 2059 break;
1624 } 2060 case SB_ALIGN_BOTTOM:
1625 } 2061 csrO = scrollBar.bot - scrollBar.top;
1626 R->MEvent.time = ev->time; 2062 break;
1627 return; 2063 }
1628 }
1629 }
1630 2064
1631/* 2065 if (scrollBar.style == SB_STYLE_XTERM
1632 * Scrollbar window processing of button press 2066 || scrollBar.above_slider (ev.y)
1633 */ 2067 || scrollBar.below_slider (ev.y))
1634 if (isScrollbarWindow(ev->window)) 2068 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
1635 {
1636 scrollbar_setIdle();
1637 /*
1638 * Rxvt-style scrollbar:
1639 * move up if mouse is above slider
1640 * move dn if mouse is below slider
1641 *
1642 * XTerm-style scrollbar:
1643 * Move display proportional to pointer location
1644 * pointer near top -> scroll one line
1645 * pointer near bot -> scroll full page
1646 */
1647#ifndef NO_SCROLLBAR_REPORT
1648 if (reportmode) {
1649 /*
1650 * Mouse report disabled scrollbar:
1651 * arrow buttons - send up/down
1652 * click on scrollbar - send pageup/down
1653 */
1654 if ((R->scrollBar.style == R_SB_NEXT
1655 && scrollbarnext_upButton(ev->y))
1656 || (R->scrollBar.style == R_SB_RXVT
1657 && scrollbarrxvt_upButton(ev->y)))
1658 rxvt_tt_printf(aR_ "\033[A");
1659 else if ((R->scrollBar.style == R_SB_NEXT
1660 && scrollbarnext_dnButton(ev->y))
1661 || (R->scrollBar.style == R_SB_RXVT
1662 && scrollbarrxvt_dnButton(ev->y)))
1663 rxvt_tt_printf(aR_ "\033[B");
1664 else
1665 switch (ev->button) {
1666 case Button2:
1667 rxvt_tt_printf(aR_ "\014");
1668 break;
1669 case Button1:
1670 rxvt_tt_printf(aR_ "\033[6~");
1671 break;
1672 case Button3:
1673 rxvt_tt_printf(aR_ "\033[5~");
1674 break;
1675 }
1676 }
1677 else
1678#endif /* NO_SCROLLBAR_REPORT */
1679 {
1680 char upordown = 0;
1681 2069
1682 if (R->scrollBar.style == R_SB_NEXT) { 2070 scrollBar.state = SB_STATE_MOTION;
1683 if (scrollbarnext_upButton(ev->y)) 2071 break;
1684 upordown = -1; /* up */
1685 else if (scrollbarnext_dnButton(ev->y))
1686 upordown = 1; /* down */
1687 } else if (R->scrollBar.style == R_SB_RXVT) {
1688 if (scrollbarrxvt_upButton(ev->y))
1689 upordown = -1; /* up */
1690 else if (scrollbarrxvt_dnButton(ev->y))
1691 upordown = 1; /* down */
1692 }
1693 if (upordown) {
1694#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1695 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1696#endif
1697 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1698 if (upordown < 0)
1699 scrollbar_setUp();
1700 else
1701 scrollbar_setDn();
1702 }
1703 } else
1704 switch (ev->button) {
1705 case Button2:
1706 switch (R->scrollbar_align) {
1707 case R_SB_ALIGN_TOP:
1708 R->csrO = 0;
1709 break;
1710 case R_SB_ALIGN_CENTRE:
1711 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1712 break;
1713 case R_SB_ALIGN_BOTTOM:
1714 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1715 break;
1716 }
1717 if (R->scrollBar.style == R_SB_XTERM
1718 || scrollbar_above_slider(ev->y)
1719 || scrollbar_below_slider(ev->y))
1720 rxvt_scr_move_to(aR_
1721 scrollbar_position(ev->y) - R->csrO,
1722 scrollbar_size());
1723 scrollbar_setMotion();
1724 break;
1725 2072
1726 case Button1: 2073 case Button1:
1727 if (R->scrollbar_align == R_SB_ALIGN_CENTRE) 2074 if (scrollBar.align == SB_ALIGN_CENTRE)
1728 R->csrO = ev->y - R->scrollBar.top; 2075 csrO = ev.y - scrollBar.top;
1729 /* FALLTHROUGH */ 2076 /* FALLTHROUGH */
1730 2077
1731 case Button3: 2078 case Button3:
1732 if (R->scrollBar.style != R_SB_XTERM) { 2079 if (scrollBar.style != SB_STYLE_XTERM)
1733 if (scrollbar_above_slider(ev->y)) 2080 {
2081 if (scrollBar.above_slider (ev.y))
1734# ifdef RXVT_SCROLL_FULL 2082# ifdef RXVT_SCROLL_FULL
1735 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1); 2083 scr_page (UP, nrow - 1);
1736# else 2084# else
1737 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4); 2085 scr_page (UP, nrow / 4);
1738# endif 2086# endif
1739 else if (scrollbar_below_slider(ev->y)) 2087 else if (scrollBar.below_slider (ev.y))
1740# ifdef RXVT_SCROLL_FULL 2088# ifdef RXVT_SCROLL_FULL
1741 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1); 2089 scr_page (DN, nrow - 1);
1742# else 2090# else
1743 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4); 2091 scr_page (DN, nrow / 4);
1744# endif 2092# endif
1745 else 2093 else
1746 scrollbar_setMotion(); 2094 scrollBar.state = SB_STATE_MOTION;
1747 } else { 2095 }
1748 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP), 2096 else
1749 (R->TermWin.nrow 2097 {
1750 * scrollbar_position(ev->y) 2098 scr_page ((ev.button == Button1 ? DN : UP),
1751 / scrollbar_size())); 2099 (nrow
2100 * scrollBar.position (ev.y)
2101 / scrollBar.size ()));
2102 }
2103
2104 break;
2105 }
2106 }
2107
2108 return;
1752 } 2109 }
1753 break;
1754 }
1755 }
1756 return;
1757 }
1758#if MENUBAR
1759 /*
1760 * Menubar window processing of button press
1761 */
1762 if (isMenuBarWindow(ev->window))
1763 rxvt_menubar_control(aR_ ev);
1764#endif
1765} 2110}
1766 2111
1767/* INTPROTO */
1768void 2112void
1769rxvt_button_release(pR_ XButtonEvent *ev) 2113rxvt_term::button_release (XButtonEvent &ev)
1770{ 2114{
1771 int reportmode = 0; 2115 int reportmode = 0;
1772 2116
1773 R->csrO = 0; /* reset csr Offset */ 2117 csrO = 0; /* reset csr Offset */
1774 if (!R->bypass_keystate) 2118 if (!bypass_keystate)
1775 reportmode = !!(R->PrivateModes & PrivMode_mouse_report); 2119 reportmode = !! (priv_modes & PrivMode_mouse_report);
1776 2120
1777 if (scrollbar_isUpDn()) { 2121 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1778 scrollbar_setIdle();
1779 rxvt_scrollbar_show(aR_ 0);
1780#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1781 R->refresh_type &= ~SMOOTH_REFRESH;
1782#endif
1783 } 2122 {
2123 scrollBar.state = SB_STATE_IDLE;
2124 scrollBar.show (0);
2125 }
2126
1784#ifdef SELECTION_SCROLLING 2127#ifdef SELECTION_SCROLLING
1785 R->pending_scroll_selection=0; 2128 sel_scroll_ev.stop();
1786#endif 2129#endif
1787 if (ev->window == R->TermWin.vt) 2130
2131 if (ev.window == vt)
1788 { 2132 {
1789#ifdef RXVT_GRAPHICS 2133 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
1790 if (ev->subwindow != None) 2134 return;
1791 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2135
1792 else 2136#if ISO_14755
2137 // 5.4
2138 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2139 return;
1793#endif 2140#endif
1794 { 2141
1795 if (reportmode) 2142 if (reportmode)
1796 { 2143 {
1797 /* mouse report from vt window */ 2144 /* mouse report from vt window */
1798 /* don't report release of wheel "buttons" */ 2145 /* don't report release of wheel "buttons" */
1799 if (ev->button >= 4) 2146 if (ev.button >= 4)
1800 return; 2147 return;
1801#ifdef MOUSE_REPORT_DOUBLECLICK 2148#ifdef MOUSE_REPORT_DOUBLECLICK
1802 /* only report the release of 'slow' single clicks */ 2149 /* only report the release of 'slow' single clicks */
1803 if (R->MEvent.button != AnyButton 2150 if (MEvent.button != AnyButton
1804 && (ev->button != R->MEvent.button 2151 && (ev.button != MEvent.button
1805 || (ev->time - R->MEvent.time 2152 || (ev.time - MEvent.time
1806 > MULTICLICK_TIME / 2))) 2153 > multiClickTime / 2)))
1807 { 2154 {
1808 R->MEvent.clicks = 0; 2155 MEvent.clicks = 0;
1809 R->MEvent.button = AnyButton; 2156 MEvent.button = ev.button;
1810 rxvt_mouse_report(aR_ ev); 2157 mouse_report (ev);
1811 } 2158 }
1812#else /* MOUSE_REPORT_DOUBLECLICK */ 2159#else /* MOUSE_REPORT_DOUBLECLICK */
1813 R->MEvent.button = AnyButton; 2160 MEvent.button = ev.button;
1814 rxvt_mouse_report(aR_ ev); 2161 mouse_report (ev);
1815#endif /* MOUSE_REPORT_DOUBLECLICK */ 2162#endif /* MOUSE_REPORT_DOUBLECLICK */
1816 return; 2163 return;
1817 } 2164 }
2165
1818 /* 2166 /*
1819 * dumb hack to compensate for the failure of click-and-drag 2167 * dumb hack to compensate for the failure of click-and-drag
1820 * when overriding mouse reporting 2168 * when overriding mouse reporting
1821 */ 2169 */
1822 if (R->PrivateModes & PrivMode_mouse_report 2170 if (priv_modes & PrivMode_mouse_report
1823 && R->bypass_keystate 2171 && bypass_keystate
1824 && ev->button == Button1 && R->MEvent.clicks <= 1) 2172 && ev.button == Button1 && MEvent.clicks <= 1)
1825 rxvt_selection_extend(aR_ ev->x, ev->y, 0); 2173 selection_extend (ev.x, ev.y, 0);
1826 2174
1827 switch (ev->button) { 2175 switch (ev.button)
2176 {
1828 case Button1: 2177 case Button1:
1829 case Button3: 2178 case Button3:
1830 rxvt_selection_make(aR_ ev->time); 2179 selection_make (ev.time);
1831 break; 2180 break;
2181
1832 case Button2: 2182 case Button2:
1833 rxvt_selection_request(aR_ ev->time, ev->x, ev->y); 2183 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
1834 break; 2184 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2185 break;
2186
1835#ifdef MOUSE_WHEEL 2187#ifdef MOUSE_WHEEL
1836 case Button4: 2188 case Button4:
1837 case Button5: 2189 case Button5:
1838 { 2190 {
1839 int i, v; 2191 int lines;
2192 page_dirn dirn;
1840 2193
1841 v = (ev->button == Button4) ? UP : DN; 2194 dirn = ev.button == Button4 ? UP : DN;
2195
1842 if (ev->state & ShiftMask) 2196 if (ev.state & ShiftMask)
1843 i = 1; 2197 lines = 1;
1844 else if ((R->Options & Opt_mouseWheelScrollPage)) 2198 else if (option (Opt_mouseWheelScrollPage))
1845 i = R->TermWin.nrow - 1; 2199 lines = nrow - 1;
1846 else 2200 else
1847 i = 5; 2201 lines = 5;
2202
1848# ifdef MOUSE_SLIP_WHEELING 2203# ifdef MOUSE_SLIP_WHEELING
1849 if (ev->state & ControlMask) 2204 if (ev.state & ControlMask)
1850 { 2205 {
1851 R->mouse_slip_wheel_speed += (v ? -1 : 1); 2206 mouse_slip_wheel_speed += dirn;
1852 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY; 2207 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
1853 } 2208
2209 if (!slip_wheel_ev.is_active ())
2210 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2211 }
2212 else
1854# endif 2213# endif
1855# ifdef JUMP_MOUSE_WHEEL
1856 rxvt_scr_page(aR_ v, i);
1857 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1858 rxvt_scrollbar_show(aR_ 1);
1859# else
1860 for (; i--;)
1861 { 2214 {
1862 rxvt_scr_page(aR_ v, 1); 2215 scr_page (dirn, lines);
1863 rxvt_scr_refresh(aR_ SMOOTH_REFRESH); 2216 scrollBar.show (1);
1864 rxvt_scrollbar_show(aR_ 1); 2217 }
1865 } 2218 }
2219 break;
1866# endif 2220#endif
1867 }
1868 break;
1869#endif
1870 }
1871 }
1872 } 2221 }
1873#ifdef MENUBAR
1874 else if (isMenuBarWindow(ev->window))
1875 rxvt_menubar_control(aR_ ev);
1876#endif
1877}
1878
1879
1880#ifdef TRANSPARENT
1881/*
1882 * Check our parents are still who we think they are.
1883 * Do transparency updates if required
1884 */
1885/* EXTPROTO */
1886int
1887rxvt_check_our_parents(pR)
1888{
1889 int i, pchanged, aformat, have_pixmap, rootdepth;
1890 unsigned long nitems, bytes_after;
1891 Atom atype;
1892 unsigned char *prop = NULL;
1893 Window root, oldp, *list;
1894 Pixmap rootpixmap = None;
1895 XWindowAttributes wattr, wrootattr;
1896
1897 pchanged = 0;
1898
1899 if (!(R->Options & Opt_transparent))
1900 return pchanged; /* Don't try any more */
1901
1902 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1903 rootdepth = wrootattr.depth;
1904
1905 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1906 if (rootdepth != wattr.depth) {
1907 if (R->am_transparent) {
1908 pchanged = 1;
1909 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1910 R->PixColors[Color_bg]);
1911 R->am_transparent = R->am_pixmap_trans = 0;
1912 }
1913 return pchanged; /* Don't try any more */
1914 }
1915
1916/* Get all X ops out of the queue so that our information is up-to-date. */
1917 XSync(R->Xdisplay, False);
1918
1919/*
1920 * Make the frame window set by the window manager have
1921 * the root background. Some window managers put multiple nested frame
1922 * windows for each client, so we have to take care about that.
1923 */
1924 i = (R->xa[XA_XROOTPMAPID] != 0
1925 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
1926 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1927 &nitems, &bytes_after, &prop) == Success));
1928 if (!i || prop == NULL)
1929 have_pixmap = 0;
1930 else {
1931 have_pixmap = 1;
1932 rootpixmap = *((Pixmap *)prop);
1933 XFree(prop);
1934 }
1935 if (have_pixmap) {
1936/*
1937 * Copy Xroot pixmap transparency
1938 */
1939 int sx, sy, nx, ny;
1940 unsigned int nw, nh;
1941 Window cr;
1942 XImage *image;
1943 GC gc;
1944 XGCValues gcvalue;
1945
1946 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
1947 0, 0, &sx, &sy, &cr);
1948 nw = (unsigned int)R->szHint.width;
1949 nh = (unsigned int)R->szHint.height;
1950 nx = ny = 0;
1951 if (sx < 0) {
1952 nw += sx;
1953 nx = -sx;
1954 sx = 0;
1955 }
1956 if (sy < 0) {
1957 nh += sy;
1958 ny = -sy;
1959 sy = 0;
1960 }
1961 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
1962 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
1963 R->allowedxerror = -1;
1964 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
1965 ZPixmap);
1966 /* XXX: handle BadMatch - usually because we're outside the pixmap */
1967 /* XXX: may need a delay here? */
1968 R->allowedxerror = 0;
1969 if (image == NULL) {
1970 if (R->am_transparent && R->am_pixmap_trans) {
1971 pchanged = 1;
1972 if (R->TermWin.pixmap != None) {
1973 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1974 R->TermWin.pixmap = None;
1975 }
1976 } 2222 }
1977 R->am_pixmap_trans = 0;
1978 } else {
1979 if (R->TermWin.pixmap != None)
1980 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1981 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
1982 (unsigned int)R->szHint.width,
1983 (unsigned int)R->szHint.height,
1984 (unsigned int)image->depth);
1985 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
1986 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
1987 nx, ny, (unsigned int)image->width,
1988 (unsigned int)image->height);
1989 XFreeGC(R->Xdisplay, gc);
1990 XDestroyImage(image);
1991 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
1992 R->TermWin.pixmap);
1993 if (!R->am_transparent || !R->am_pixmap_trans)
1994 pchanged = 1;
1995 R->am_transparent = R->am_pixmap_trans = 1;
1996 }
1997 }
1998 if (!R->am_pixmap_trans) {
1999 unsigned int n;
2000/*
2001 * InheritPixmap transparency
2002 */
2003 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2004 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2005 i++) {
2006 oldp = R->TermWin.parent[i];
2007 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2008 &R->TermWin.parent[i], &list, &n);
2009 XFree(list);
2010 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2011 if (R->TermWin.parent[i] == Xroot) {
2012 if (oldp != None)
2013 pchanged = 1;
2014 break;
2015 }
2016 if (oldp != R->TermWin.parent[i])
2017 pchanged = 1;
2018 }
2019 n = 0;
2020 if (pchanged) {
2021 for (; n < (unsigned int)i; n++) {
2022 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2023 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2024 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2025 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2026 break;
2027 }
2028 }
2029 }
2030 if (n > (int)(sizeof(R->TermWin.parent)
2031 / sizeof(R->TermWin.parent[0]))) {
2032 D_X((stderr, "InheritPixmap Turning off"));
2033 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2034 R->PixColors[Color_fg]);
2035 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2036 R->PixColors[Color_bg]);
2037 R->am_transparent = 0;
2038 /* XXX: also turn off Opt_transparent? */
2039 } else {
2040 /* wait (an arbitrary period) for the WM to do its thing
2041 * needed for fvwm2.2.2 (and before?) */
2042# ifdef HAVE_NANOSLEEP
2043 struct timespec rqt;
2044
2045 rqt.tv_sec = 1;
2046 rqt.tv_nsec = 0;
2047 nanosleep(&rqt, NULL);
2048# else
2049 sleep(1);
2050# endif
2051 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2052 for (n = 0; n < (unsigned int)i; n++)
2053 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2054 ParentRelative);
2055 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2056 ParentRelative);
2057 R->am_transparent = 1;
2058 }
2059 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2060 R->TermWin.parent[i] = None;
2061 }
2062 return pchanged;
2063} 2223}
2064#endif
2065 2224
2066/*}}} */ 2225/*}}} */
2226
2227void ecb_hot
2228rxvt_term::cmd_parse ()
2229{
2230 wchar_t ch = NOCHAR;
2231 char *seq_begin; // remember start of esc-sequence here
2232
2233 for (;;)
2234 {
2235 if (ecb_unlikely (ch == NOCHAR))
2236 {
2237 seq_begin = cmdbuf_ptr;
2238 ch = next_char ();
2239
2240 if (ch == NOCHAR)
2241 break;
2242 }
2243
2244 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2245 {
2246 if (ecb_unlikely (!seen_input))
2247 {
2248 seen_input = 1;
2249 // many badly-written programs (e.g. jed) contain a race condition:
2250 // they first read the screensize and then install a SIGWINCH handler.
2251 // some window managers resize the window early, and these programs
2252 // then sometimes get the size wrong.
2253 // unfortunately other programs are even more buggy and dislike
2254 // being sent SIGWINCH, so only do it when we were in fact being
2255 // resized.
2256 if (seen_resize && cmd_pid)
2257 kill (-cmd_pid, SIGWINCH);
2258 }
2259
2260 /* Read a text string from the input buffer */
2261 wchar_t buf[UBUFSIZ];
2262 bool refreshnow = false;
2263 int nlines = 0;
2264 wchar_t *str = buf;
2265 wchar_t *eol = str + min (ncol, UBUFSIZ);
2266
2267 for (;;)
2268 {
2269 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2270 break;
2271
2272 *str++ = ch;
2273
2274 if (ecb_unlikely (ch == C0_LF || str >= eol))
2275 {
2276 if (ch == C0_LF)
2277 nlines++;
2278
2279 refresh_count++;
2280
2281 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2282 {
2283 refresh_count = 0;
2284
2285 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
2286 {
2287 refreshnow = true;
2288 ch = NOCHAR;
2289 break;
2290 }
2291 }
2292
2293 // scr_add_lines only works for nlines <= nrow - 1.
2294 if (nlines >= nrow - 1)
2295 {
2296 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2297 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2298 scr_add_lines (buf, str - buf, nlines);
2299
2300 nlines = 0;
2301 str = buf;
2302 eol = str + min (ncol, UBUFSIZ);
2303 }
2304
2305 if (str >= eol)
2306 {
2307 if (eol >= buf + UBUFSIZ)
2308 {
2309 ch = NOCHAR;
2310 break;
2311 }
2312 else
2313 eol = min (eol + ncol, buf + UBUFSIZ);
2314 }
2315
2316 }
2317
2318 seq_begin = cmdbuf_ptr;
2319 ch = next_char ();
2320 }
2321
2322 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2323 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2324 scr_add_lines (buf, str - buf, nlines);
2325
2326 /*
2327 * If there have been a lot of new lines, then update the screen
2328 * What the heck we'll cheat and only refresh less than every page-full.
2329 * if skipScroll is enabled.
2330 */
2331 if (refreshnow)
2332 {
2333 scr_refresh ();
2334 want_refresh = 1;
2335 }
2336 }
2337 else
2338 {
2339 try
2340 {
2341 process_nonprinting (ch);
2342 }
2343 catch (const class out_of_input &o)
2344 {
2345 // we ran out of input, retry later
2346 cmdbuf_ptr = seq_begin;
2347 break;
2348 }
2349
2350 ch = NOCHAR;
2351 }
2352 }
2353}
2354
2355// read the next character
2356wchar_t ecb_hot
2357rxvt_term::next_char () noexcept
2358{
2359 while (cmdbuf_ptr < cmdbuf_endp)
2360 {
2361 // assume 7-bit to be ascii ALWAYS (always true in POSIX)
2362 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f))
2363 return *cmdbuf_ptr++;
2364
2365 wchar_t wc;
2366 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2367
2368 if (len == (size_t)-2)
2369 {
2370 // the mbstate stores incomplete sequences. didn't know this :/
2371 cmdbuf_ptr = cmdbuf_endp;
2372 break;
2373 }
2374
2375 if (len == (size_t)-1)
2376 {
2377 mbstate.reset (); // reset now undefined conversion state
2378 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
2379 // in which case we "erroneously" return the next byte which might be valid.
2380 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
2381 }
2382
2383 // assume wchar == unicode
2384 cmdbuf_ptr += len;
2385 return wc & UNICODE_MASK;
2386 }
2387
2388 return NOCHAR;
2389}
2390
2391// read the next octet
2392uint32_t ecb_hot
2393rxvt_term::next_octet () noexcept
2394{
2395 return cmdbuf_ptr < cmdbuf_endp
2396 ? (unsigned char)*cmdbuf_ptr++
2397 : NOCHAR;
2398}
2399
2400static class out_of_input out_of_input;
2401
2402wchar_t ecb_hot
2403rxvt_term::cmd_getc ()
2404{
2405 wchar_t c = next_char ();
2406
2407 if (c == NOCHAR)
2408 throw out_of_input;
2409
2410 return c;
2411}
2412
2413uint32_t ecb_hot
2414rxvt_term::cmd_get8 ()
2415{
2416 uint32_t c = next_octet ();
2417
2418 if (c == NOCHAR)
2419 throw out_of_input;
2420
2421 return c;
2422}
2067 2423
2068/*{{{ print pipe */ 2424/*{{{ print pipe */
2069/*----------------------------------------------------------------------*/ 2425/*----------------------------------------------------------------------*/
2070#ifdef PRINTPIPE 2426#ifdef PRINTPIPE
2071/* EXTPROTO */ 2427FILE * ecb_cold
2072FILE *
2073rxvt_popen_printer(pR) 2428rxvt_term::popen_printer ()
2074{ 2429{
2075 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2430 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2076 2431
2077 if (stream == NULL) 2432 if (stream == NULL)
2078 rxvt_print_error("can't open printer pipe"); 2433 rxvt_warn ("can't open printer pipe, not printing.\n");
2434
2079 return stream; 2435 return stream;
2080} 2436}
2081 2437
2082/* EXTPROTO */ 2438int ecb_cold
2083int
2084rxvt_pclose_printer(FILE *stream) 2439rxvt_term::pclose_printer (FILE *stream)
2085{ 2440{
2086 fflush(stream); 2441 fflush (stream);
2087/* pclose() reported not to work on SunOS 4.1.3 */
2088# if defined (__sun__) /* TODO: RESOLVE THIS */
2089/* pclose works provided SIGCHLD handler uses waitpid */
2090 return pclose(stream); /* return fclose (stream); */
2091# else
2092 return pclose(stream); 2442 return pclose (stream);
2093# endif
2094} 2443}
2095 2444
2096/* 2445/*
2097 * simulate attached vt100 printer 2446 * simulate attached vt100 printer
2098 */ 2447 */
2099/* INTPROTO */ 2448void ecb_cold
2100void
2101rxvt_process_print_pipe(pR) 2449rxvt_term::process_print_pipe ()
2102{ 2450{
2103 int done; 2451 FILE *fd = popen_printer ();
2104 FILE *fd;
2105 2452
2106 if ((fd = rxvt_popen_printer(aR)) == NULL) 2453 if (!fd)
2107 return; 2454 return;
2108 2455
2109/* 2456 /*
2110 * Send all input to the printer until either ESC[4i or ESC[?4i 2457 * Send all input to the printer until either ESC[4i or ESC[?4i
2111 * is received. 2458 * is received.
2112 */ 2459 */
2113 for (done = 0; !done;) { 2460 for (int done = 0; !done; )
2461 {
2114 unsigned char buf[8]; 2462 unsigned char buf[8];
2115 unsigned char ch; 2463 unicode_t ch;
2116 unsigned int i, len; 2464 unsigned int i, len;
2117 2465
2118 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2466 if ((ch = cmd_getc ()) != C0_ESC)
2467 {
2119 if (putc(ch, fd) == EOF) 2468 if (putc (ch, fd) == EOF)
2120 break; /* done = 1 */ 2469 break; /* done = 1 */
2121 } else { 2470 }
2471 else
2472 {
2122 len = 0; 2473 len = 0;
2123 buf[len++] = ch; 2474 buf[len++] = ch;
2124 2475
2125 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2476 if ((buf[len++] = cmd_getc ()) == '[')
2126 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2477 {
2127 buf[len++] = '?'; 2478 if ((ch = cmd_getc ()) == '?')
2128 ch = rxvt_cmd_getc(aR); 2479 {
2129 } 2480 buf[len++] = '?';
2481 ch = cmd_getc ();
2482 }
2130 if ((buf[len++] = ch) == '4') { 2483 if ((buf[len++] = ch) == '4')
2484 {
2131 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2485 if ((buf[len++] = cmd_getc ()) == 'i')
2132 break; /* done = 1 */ 2486 break; /* done = 1 */
2133 } 2487 }
2488 }
2489
2490 for (i = 0; i < len; i++)
2491 if (putc (buf[i], fd) == EOF)
2492 {
2493 done = 1;
2494 break;
2495 }
2496 }
2134 } 2497 }
2135 for (i = 0; i < len; i++) 2498
2136 if (putc(buf[i], fd) == EOF) {
2137 done = 1;
2138 break;
2139 }
2140 }
2141 }
2142 rxvt_pclose_printer(fd); 2499 pclose_printer (fd);
2143} 2500}
2144#endif /* PRINTPIPE */ 2501#endif /* PRINTPIPE */
2145/*}}} */ 2502/*}}} */
2146 2503
2147/* *INDENT-OFF* */
2148enum { 2504enum {
2149 C1_40 = 0x40, 2505 C1_40 = 0x40,
2150 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2506 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2151 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2507 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2152 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2508 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2153 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2509 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2154}; 2510};
2155/* *INDENT-ON* */
2156 2511
2157/*{{{ process non-printing single characters */ 2512/*{{{ process non-printing single characters */
2158/* INTPROTO */ 2513void ecb_hot
2159void 2514rxvt_term::process_nonprinting (unicode_t ch)
2160rxvt_process_nonprinting(pR_ unsigned char ch)
2161{ 2515{
2162 switch (ch) { 2516 switch (ch)
2517 {
2518 case C0_ESC:
2519 process_escape_seq ();
2520 break;
2163 case C0_ENQ: /* terminal Status */ 2521 case C0_ENQ: /* terminal Status */
2164 if (R->rs[Rs_answerbackstring]) 2522 if (rs[Rs_answerbackstring])
2165 rxvt_tt_write(aR_ 2523 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2166 (const unsigned char *)R->rs[Rs_answerbackstring], 2524 else
2167 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2525 tt_write (VT100_ANS, strlen (VT100_ANS));
2168 else 2526 break;
2169 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2170 (unsigned int)STRLEN(VT100_ANS));
2171 break;
2172 case C0_BEL: /* bell */ 2527 case C0_BEL: /* bell */
2173 rxvt_scr_bell(aR); 2528 scr_bell ();
2174 break; 2529 break;
2175 case C0_BS: /* backspace */ 2530 case C0_BS: /* backspace */
2176 rxvt_scr_backspace(aR); 2531 scr_backspace ();
2177 break; 2532 break;
2178 case C0_HT: /* tab */ 2533 case C0_HT: /* tab */
2179 rxvt_scr_tab(aR_ 1); 2534 scr_tab (1);
2180 break; 2535 break;
2181 case C0_CR: /* carriage return */ 2536 case C0_CR: /* carriage return */
2182 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2537 scr_gotorc (0, 0, R_RELATIVE);
2183 break; 2538 break;
2184 case C0_VT: /* vertical tab, form feed */ 2539 case C0_VT: /* vertical tab, form feed */
2185 case C0_FF: 2540 case C0_FF:
2186 case C0_LF: /* line feed */ 2541 case C0_LF: /* line feed */
2187 rxvt_scr_index(aR_ UP); 2542 scr_index (UP);
2188 break; 2543 break;
2189 case C0_SO: /* shift out - acs */ 2544 case C0_SO: /* shift out - acs */
2190 rxvt_scr_charset_choose(aR_ 1); 2545 scr_charset_choose (1);
2191 break; 2546 break;
2192 case C0_SI: /* shift in - acs */ 2547 case C0_SI: /* shift in - acs */
2193 rxvt_scr_charset_choose(aR_ 0); 2548 scr_charset_choose (0);
2194 break; 2549 break;
2550
2551#ifdef EIGHT_BIT_CONTROLS
2552 // 8-bit controls
2553 case 0x90: /* DCS */
2554 process_dcs_seq ();
2555 break;
2556 case 0x9b: /* CSI */
2557 process_csi_seq ();
2558 break;
2559 case 0x9d: /* OSC */
2560 process_osc_seq ();
2561 break;
2562#endif
2195 } 2563 }
2196} 2564}
2197/*}}} */ 2565/*}}} */
2198 2566
2199 2567
2200/*{{{ process VT52 escape sequences */ 2568/*{{{ process VT52 escape sequences */
2201/* INTPROTO */ 2569void ecb_cold
2202void 2570rxvt_term::process_escape_vt52 (unicode_t ch)
2203rxvt_process_escape_vt52(pR_ unsigned char ch)
2204{ 2571{
2205 int row, col; 2572 int row, col;
2573
2574 switch (ch)
2206 2575 {
2207 switch (ch) {
2208 case 'A': /* cursor up */ 2576 case 'A': /* cursor up */
2209 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2577 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2210 break; 2578 break;
2211 case 'B': /* cursor down */ 2579 case 'B': /* cursor down */
2212 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2580 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2213 break; 2581 break;
2214 case 'C': /* cursor right */ 2582 case 'C': /* cursor right */
2215 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2583 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2216 break; 2584 break;
2217 case 'D': /* cursor left */ 2585 case 'D': /* cursor left */
2218 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2586 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2219 break; 2587 break;
2220 case 'H': /* cursor home */ 2588 case 'H': /* cursor home */
2221 rxvt_scr_gotorc(aR_ 0, 0, 0); 2589 scr_gotorc (0, 0, 0);
2222 break; 2590 break;
2223 case 'I': /* cursor up and scroll down if needed */ 2591 case 'I': /* cursor up and scroll down if needed */
2224 rxvt_scr_index(aR_ DN); 2592 scr_index (DN);
2225 break; 2593 break;
2226 case 'J': /* erase to end of screen */ 2594 case 'J': /* erase to end of screen */
2227 rxvt_scr_erase_screen(aR_ 0); 2595 scr_erase_screen (0);
2228 break; 2596 break;
2229 case 'K': /* erase to end of line */ 2597 case 'K': /* erase to end of line */
2230 rxvt_scr_erase_line(aR_ 0); 2598 scr_erase_line (0);
2231 break; 2599 break;
2232 case 'Y': /* move to specified row and col */ 2600 case 'Y': /* move to specified row and col */
2233 /* full command is 'ESC Y row col' where row and col 2601 /* full command is 'ESC Y row col' where row and col
2234 * are encoded by adding 32 and sending the ascii 2602 * are encoded by adding 32 and sending the ascii
2235 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2603 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2236 * etc. */ 2604 * etc. */
2237 row = rxvt_cmd_getc(aR) - ' '; 2605 row = cmd_getc () - ' ';
2238 col = rxvt_cmd_getc(aR) - ' '; 2606 col = cmd_getc () - ' ';
2239 rxvt_scr_gotorc(aR_ row, col, 0); 2607 scr_gotorc (row, col, 0);
2240 break; 2608 break;
2241 case 'Z': /* identify the terminal type */ 2609 case 'Z': /* identify the terminal type */
2242 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2610 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2243 break; 2611 break;
2244 case '<': /* turn off VT52 mode */ 2612 case '<': /* turn off VT52 mode */
2245 PrivMode(0, PrivMode_vt52); 2613 priv_modes &= ~PrivMode_vt52;
2246 break; 2614 break;
2247 case 'F': /* use special graphics character set */ 2615 case 'F': /* use special graphics character set */
2248 case 'G': /* use regular character set */ 2616 case 'G': /* use regular character set */
2249 /* unimplemented */ 2617 /* unimplemented */
2250 break; 2618 break;
2251 case '=': /* use alternate keypad mode */ 2619 case '=': /* use alternate keypad mode */
2252 case '>': /* use regular keypad mode */ 2620 case '>': /* use regular keypad mode */
2253 /* unimplemented */ 2621 /* unimplemented */
2254 break; 2622 break;
2255 } 2623 }
2256} 2624}
2257/*}}} */ 2625/*}}} */
2258 2626
2259 2627
2260/*{{{ process escape sequences */ 2628/*{{{ process escape sequences */
2261/* INTPROTO */ 2629void ecb_hot
2262void
2263rxvt_process_escape_seq(pR) 2630rxvt_term::process_escape_seq ()
2264{ 2631{
2265 unsigned char ch = rxvt_cmd_getc(aR); 2632 unicode_t ch = cmd_getc ();
2266 2633
2267 if (R->PrivateModes & PrivMode_vt52) { 2634 if (priv_modes & PrivMode_vt52)
2268 rxvt_process_escape_vt52(aR_ ch);
2269 return;
2270 }
2271 2635 {
2636 process_escape_vt52 (ch);
2637 return;
2638 }
2639
2272 switch (ch) { 2640 switch (ch)
2273 /* case 1: do_tek_mode (); break; */ 2641 {
2274 case '#': 2642 case '#':
2275 if (rxvt_cmd_getc(aR) == '8') 2643 if (cmd_getc () == '8')
2276 rxvt_scr_E(aR); 2644 scr_E ();
2277 break; 2645 break;
2278 case '(': 2646 case '(':
2279 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2647 scr_charset_set (0, (unsigned int)cmd_getc ());
2280 break; 2648 break;
2281 case ')': 2649 case ')':
2282 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2650 scr_charset_set (1, (unsigned int)cmd_getc ());
2283 break; 2651 break;
2284 case '*': 2652 case '*':
2285 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2653 scr_charset_set (2, (unsigned int)cmd_getc ());
2286 break; 2654 break;
2287 case '+': 2655 case '+':
2288 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2656 scr_charset_set (3, (unsigned int)cmd_getc ());
2289 break; 2657 break;
2290#ifdef MULTICHAR_SET 2658#if !ENABLE_MINIMAL
2291 case '$':
2292 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2293 break;
2294#endif
2295#ifndef NO_FRILLS
2296 case '6': 2659 case '6':
2297 rxvt_scr_backindex(aR); 2660 scr_backindex ();
2298 break; 2661 break;
2299#endif 2662#endif
2300 case '7': 2663 case '7':
2301 rxvt_scr_cursor(aR_ SAVE); 2664 scr_cursor (SAVE);
2302 break; 2665 break;
2303 case '8': 2666 case '8':
2304 rxvt_scr_cursor(aR_ RESTORE); 2667 scr_cursor (RESTORE);
2305 break; 2668 break;
2306#ifndef NO_FRILLS 2669#if !ENABLE_MINIMAL
2307 case '9': 2670 case '9':
2308 rxvt_scr_forwardindex(aR); 2671 scr_forwardindex ();
2309 break; 2672 break;
2310#endif 2673#endif
2674 // DECPAM/DECPNM
2311 case '=': 2675 case '=':
2676 priv_modes |= PrivMode_aplKP;
2677 break;
2312 case '>': 2678 case '>':
2313 PrivMode((ch == '='), PrivMode_aplKP); 2679 priv_modes &= ~PrivMode_aplKP;
2314 break; 2680 break;
2315 2681
2316 case C1_40: 2682 case C1_40:
2317 rxvt_cmd_getc(aR); 2683 cmd_getc ();
2318 break; 2684 break;
2319 case C1_44: 2685 case C1_44:
2320 rxvt_scr_index(aR_ UP); 2686 scr_index (UP);
2321 break; 2687 break;
2322 2688
2323 /* 8.3.87: NEXT LINE */ 2689 /* 8.3.87: NEXT LINE */
2324 case C1_NEL: /* ESC E */ 2690 case C1_NEL: /* ESC E */
2325 {
2326 uint32_t nlcr[] = { '\n', '\r' };
2327 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2328 } 2691 {
2329 break; 2692 wchar_t nlcr[] = { C0_LF, C0_CR };
2693 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2694 }
2695 break;
2330 2696
2697#if 0 // disabled because embedded newlines can make exploits easier
2331 /* kidnapped escape sequence: Should be 8.3.48 */ 2698 /* kidnapped escape sequence: Should be 8.3.48 */
2332 case C1_ESA: /* ESC G */ 2699 case C1_ESA: /* ESC G */
2333 rxvt_process_graphics(aR); 2700 // used by original rxvt for rob nations own graphics mode
2334 break; 2701 if (cmd_getc () == 'Q' && option (Opt_insecure))
2702 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2703 break;
2704#endif
2335 2705
2336 /* 8.3.63: CHARACTER TABULATION SET */ 2706 /* 8.3.63: CHARACTER TABULATION SET */
2337 case C1_HTS: /* ESC H */ 2707 case C1_HTS: /* ESC H */
2338 rxvt_scr_set_tab(aR_ 1); 2708 scr_set_tab (1);
2339 break; 2709 break;
2340 2710
2341 /* 8.3.105: REVERSE LINE FEED */ 2711 /* 8.3.105: REVERSE LINE FEED */
2342 case C1_RI: /* ESC M */ 2712 case C1_RI: /* ESC M */
2343 rxvt_scr_index(aR_ DN); 2713 scr_index (DN);
2344 break; 2714 break;
2345 2715
2346 /* 8.3.142: SINGLE-SHIFT TWO */ 2716 /* 8.3.142: SINGLE-SHIFT TWO */
2347 /*case C1_SS2: scr_single_shift (2); break; */ 2717 /* case C1_SS2: break; */
2348 2718
2349 /* 8.3.143: SINGLE-SHIFT THREE */ 2719 /* 8.3.143: SINGLE-SHIFT THREE */
2350 /*case C1_SS3: scr_single_shift (3); break; */ 2720 /* case C1_SS3: break; */
2351 2721
2352 /* 8.3.27: DEVICE CONTROL STRING */ 2722 /* 8.3.27: DEVICE CONTROL STRING */
2353 case C1_DCS: /* ESC P */ 2723 case C1_DCS: /* ESC P */
2354 rxvt_process_dcs_seq(aR); 2724 process_dcs_seq ();
2355 break; 2725 break;
2356 2726
2357 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2727 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2358 case C1_SCI: /* ESC Z */ 2728 case C1_SCI: /* ESC Z */
2359 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2729 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2360 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2361 break; /* steal obsolete ESC [ c */ 2730 break; /* steal obsolete ESC [ c */
2362 2731
2363 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2732 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2364 case C1_CSI: /* ESC [ */ 2733 case C1_CSI: /* ESC [ */
2365 rxvt_process_csi_seq(aR); 2734 process_csi_seq ();
2366 break; 2735 break;
2367 2736
2368 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2737 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2369 case C1_OSC: /* ESC ] */ 2738 case C1_OSC: /* ESC ] */
2370 rxvt_process_osc_seq(aR); 2739 process_osc_seq ();
2371 break; 2740 break;
2372 2741
2373 /* 8.3.106: RESET TO INITIAL STATE */ 2742 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2374 case 'c': 2743 case 'c':
2375 rxvt_scr_poweron(aR); 2744 mbstate.reset ();
2376 rxvt_scrollbar_show(aR_ 1); 2745 scr_poweron ();
2377 break; 2746 scrollBar.show (1);
2747 break;
2378 2748
2379 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2749 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2380 case 'n': 2750 case 'n':
2381 rxvt_scr_charset_choose(aR_ 2); 2751 scr_charset_choose (2);
2382 break; 2752 break;
2383 2753
2384 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2754 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2385 case 'o': 2755 case 'o':
2386 rxvt_scr_charset_choose(aR_ 3); 2756 scr_charset_choose (3);
2387 break; 2757 break;
2388 } 2758 }
2389} 2759}
2390/*}}} */ 2760/*}}} */
2391 2761
2392/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2762/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2393/* *INDENT-OFF* */
2394enum { 2763enum {
2395 CSI_ICH = 0x40, 2764 CSI_ICH = 0x40,
2396 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2765 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2397 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2766 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2398 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2767 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2399 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2768 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2400 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2769 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2401 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2770 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2402 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2771 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2403 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2772 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2404}; 2773};
2405 2774
2406#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2775#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2407 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2776 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2408 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2777 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2409#define get_byte_array_bit(array, bit) \ 2778#define get_byte_array_bit(array, bit) \
2410 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2779 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2411 2780
2412const unsigned char csi_defaults[] = { 2781static const unsigned char csi_defaults[] =
2782 {
2413 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2783 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2414 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2784 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2415 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2785 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2416 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2786 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2417 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2787 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2418 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2788 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2419 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2789 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2420 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2790 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2421}; 2791 };
2422/* *INDENT-ON* */
2423 2792
2424/* INTPROTO */ 2793void ecb_hot
2794rxvt_term::process_csi_seq ()
2795{
2796 unicode_t ch, priv, prev_ch, i;
2797 unsigned int nargs, p;
2798 int n, ndef;
2799 int arg[ESC_ARGS] = { };
2800
2801 nargs = 0;
2802
2803 priv = 0;
2804 ch = cmd_getc ();
2805 if ((ch >= '<' && ch <= '?') || ch == '!')
2806 {
2807 /* '<' '=' '>' '?' '!' */
2808 priv = ch;
2809 ch = cmd_getc ();
2810 }
2811
2812 prev_ch = 0;
2813 /* read any numerical arguments */
2814 for (n = -1; ch < CSI_ICH; )
2815 {
2816 if (isdigit (ch))
2817 {
2818 if (n < 0)
2819 n = ch - '0';
2820 else
2821 n = n * 10 + ch - '0';
2822 }
2823 else if (ch == ';')
2824 {
2825 if (nargs < ESC_ARGS)
2826 arg[nargs++] = n;
2827 n = -1;
2828 }
2829 else if (IS_CONTROL (ch))
2830 process_nonprinting (ch);
2831
2832 prev_ch = ch;
2833 ch = cmd_getc ();
2834 }
2835
2836 if (ch > CSI_7F)
2837 return;
2838
2839 if (nargs < ESC_ARGS)
2840 arg[nargs++] = n;
2841
2842 i = ch - CSI_ICH;
2843 ndef = get_byte_array_bit (csi_defaults, i);
2844 for (p = 0; p < nargs; p++)
2845 if (arg[p] == -1)
2846 arg[p] = ndef;
2847
2848 /*
2849 * private mode handling
2850 */
2851 if (priv)
2852 {
2853 switch (priv)
2854 {
2855 case '>':
2856 if (ch == CSI_DA) /* secondary device attributes */
2857 {
2858 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2859 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2860 //
2861 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2862 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2863 // versions.
2864 //
2865 tt_printf ("\033[>%d;95;0c", 'U');
2866 }
2867 break;
2868
2869 case '?':
2870 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2871 process_terminal_mode (ch, priv, nargs, arg);
2872 if (prev_ch == '$' && ch == 'p')
2873 process_terminal_mode (ch, priv, nargs, arg);
2874 break;
2875
2876 case '!':
2877 if (ch == CSI_70)
2878 {
2879 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2880 scr_soft_reset ();
2881
2882 static const int pm_h[] = { 7, 25 };
2883 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1006, 1015, 1049 };
2884
2885 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2886 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2887 }
2888 break;
2889 }
2890
2891 return;
2892 }
2893
2894 switch (ch)
2895 {
2896 /*
2897 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2898 */
2899#ifdef PRINTPIPE
2900 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2901 switch (arg[0])
2902 {
2903 case 0: /* initiate transfer to primary aux device */
2904 scr_printscreen (0);
2905 break;
2906 case 5: /* start relay to primary aux device */
2907 process_print_pipe ();
2908 break;
2909 }
2910 break;
2911#endif
2912
2913 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2914 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2915 arg[0] = -arg[0];
2916 /* FALLTHROUGH */
2917 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2918 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2919 scr_gotorc (arg[0], 0, RELATIVE);
2920 break;
2921
2922 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2923 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2924#ifdef ISO6429
2925 arg[0] = -arg[0];
2926#else /* emulate common DEC VTs */
2927 arg[0] = arg[0] ? -arg[0] : -1;
2928#endif
2929 /* FALLTHROUGH */
2930 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2931 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2932#ifdef ISO6429
2933 scr_gotorc (0, arg[0], RELATIVE);
2934#else /* emulate common DEC VTs */
2935 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2936#endif
2937 break;
2938
2939 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2940 arg[0] = -arg[0];
2941 /* FALLTHROUGH */
2942 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2943 scr_gotorc (arg[0], 0, R_RELATIVE);
2944 break;
2945
2946 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2947 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2948 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2949 break;
2950
2951 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2952 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2953 break;
2954
2955 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2956 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2957 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2958 break;
2959
2960 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2961 arg[0] = -arg[0];
2962 /* FALLTHROUGH */
2963 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2964 scr_tab (arg[0]);
2965 break;
2966
2967 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2968 scr_erase_screen (arg[0]);
2969 break;
2970
2971 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2972 scr_erase_line (arg[0]);
2973 break;
2974
2975 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2976 scr_insdel_chars (arg[0], INSERT);
2977 break;
2978
2979 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2980 scr_insdel_lines (arg[0], INSERT);
2981 break;
2982
2983 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2984 scr_insdel_lines (arg[0], DELETE);
2985 break;
2986
2987 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2988 scr_insdel_chars (arg[0], ERASE);
2989 break;
2990
2991 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2992 scr_insdel_chars (arg[0], DELETE);
2993 break;
2994
2995 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2996 arg[0] = -arg[0];
2997 /* FALLTHROUGH */
2998 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2999 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3000 break;
3001
3002 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3003 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3004 break;
3005
3006 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3007 process_sgr_mode (nargs, arg);
3008 break;
3009
3010 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3011 switch (arg[0])
3012 {
3013 case 5: /* DSR requested */
3014 tt_printf ("\033[0n");
3015 break;
3016 case 6: /* CPR requested */
3017 scr_report_position ();
3018 break;
3019 case 7: /* unofficial extension */
3020 if (option (Opt_insecure))
3021 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3022 break;
3023 case 8: /* unofficial extension */
3024 process_xterm_seq (XTerm_title, (char *)RESNAME "-" VERSION, CHAR_ST); // char * cast verified
3025 break;
3026 }
3027 break;
3028
3029 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3030 switch (arg[0])
3031 {
3032 case 0: /* char tab stop cleared at active position */
3033 scr_set_tab (0);
3034 break;
3035 /* case 1: */ /* line tab stop cleared in active line */
3036 /* case 2: */ /* char tab stops cleared in active line */
3037 case 3: /* all char tab stops are cleared */
3038 /* case 4: */ /* all line tab stops are cleared */
3039 case 5: /* all tab stops are cleared */
3040 scr_set_tab (-1);
3041 break;
3042 }
3043 break;
3044
3045 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3046 switch (arg[0])
3047 {
3048 case 0: /* char tab stop set at active position */
3049 scr_set_tab (1);
3050 break; /* = ESC H */
3051 /* case 1: */ /* line tab stop set at active line */
3052 case 2: /* char tab stop cleared at active position */
3053 scr_set_tab (0);
3054 break; /* = ESC [ 0 g */
3055 /* case 3: */ /* line tab stop cleared at active line */
3056 /* case 4: */ /* char tab stops cleared at active line */
3057 case 5: /* all char tab stops are cleared */
3058 scr_set_tab (-1);
3059 break; /* = ESC [ 3 g */
3060 /* case 6: */ /* all line tab stops are cleared */
3061 }
3062 break;
3063
3064 case CSI_RM: /* 8.3.107: RESET MODE */
3065 if (arg[0] == 4)
3066 scr_insert_mode (0);
3067 else if (arg[0] == 20)
3068 priv_modes &= ~PrivMode_LFNL;
3069 break;
3070
3071 case CSI_SM: /* 8.3.126: SET MODE */
3072 if (arg[0] == 4)
3073 scr_insert_mode (1);
3074 else if (arg[0] == 20)
3075 priv_modes |= PrivMode_LFNL;
3076 break;
3077
3078 case CSI_71: // DECSCUSR: set cursor style
3079 if (prev_ch == ' ')
3080 set_cursor_style (arg[0]);
3081 break;
3082
3083 /*
3084 * PRIVATE USE beyond this point. All CSI_7? sequences here
3085 */
3086 case CSI_72: /* DECSTBM: set top and bottom margins */
3087 if (nargs == 1)
3088 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3089 else if (nargs == 0 || arg[0] >= arg[1])
3090 scr_scroll_region (0, MAX_ROWS - 1);
3091 else
3092 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3093 break;
3094
3095 case CSI_73:
3096 scr_cursor (SAVE);
3097 break;
3098 case CSI_75:
3099 scr_cursor (RESTORE);
3100 break;
3101
3102#if !ENABLE_MINIMAL
3103 case CSI_74:
3104 process_window_ops (arg, nargs);
3105 break;
3106#endif
3107
3108 case CSI_78: /* DECREQTPARM */
3109 if (arg[0] == 0 || arg[0] == 1)
3110 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3111 break;
3112
3113 default:
3114 break;
3115 }
3116}
3117/*}}} */
3118
3119#if !ENABLE_MINIMAL
2425void 3120void
2426rxvt_process_csi_seq(pR)
2427{
2428 unsigned char ch, priv, i;
2429 unsigned int nargs, p;
2430 int n, ndef;
2431 int arg[ESC_ARGS];
2432
2433 for (nargs = ESC_ARGS; nargs > 0;)
2434 arg[--nargs] = 0;
2435
2436 priv = 0;
2437 ch = rxvt_cmd_getc(aR);
2438 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2439 priv = ch;
2440 ch = rxvt_cmd_getc(aR);
2441 }
2442/* read any numerical arguments */
2443 for (n = -1; ch < CSI_ICH; ) {
2444 if (isdigit(ch)) {
2445 if (n < 0)
2446 n = ch - '0';
2447 else
2448 n = n * 10 + ch - '0';
2449 } else if (ch == ';') {
2450 if (nargs < ESC_ARGS)
2451 arg[nargs++] = n;
2452 n = -1;
2453 } else if (ch == '\b') {
2454 rxvt_scr_backspace(aR);
2455 } else if (ch == C0_ESC) {
2456 rxvt_process_escape_seq(aR);
2457 return;
2458 } else if (ch < ' ') {
2459 rxvt_process_nonprinting(aR_ ch);
2460 }
2461 ch = rxvt_cmd_getc(aR);
2462 }
2463
2464 if (ch > CSI_7F)
2465 return;
2466
2467 if (nargs < ESC_ARGS)
2468 arg[nargs++] = n;
2469
2470 i = ch - CSI_ICH;
2471 ndef = get_byte_array_bit(csi_defaults, i);
2472 for (p = 0; p < nargs; p++)
2473 if (arg[p] == -1)
2474 arg[p] = ndef;
2475
2476#ifdef DEBUG_CMD
2477 fprintf(stderr, "CSI ");
2478 for (p = 0; p < nargs; p++)
2479 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2480 fprintf(stderr, "%c\n", ch);
2481#endif
2482
2483/*
2484 * private mode handling
2485 */
2486 if (priv) {
2487 switch (priv) {
2488 case '>':
2489 if (ch == CSI_DA) /* secondary device attributes */
2490 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING);
2491 break;
2492 case '?':
2493 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2494 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2495 break;
2496 }
2497 return;
2498 }
2499
2500 switch (ch) {
2501/*
2502 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2503 */
2504#ifdef PRINTPIPE
2505 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2506 switch (arg[0]) {
2507 case 0: /* initiate transfer to primary aux device */
2508 rxvt_scr_printscreen(aR_ 0);
2509 break;
2510 case 5: /* start relay to primary aux device */
2511 rxvt_process_print_pipe(aR);
2512 break;
2513 }
2514 break;
2515#endif
2516
2517 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2518 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2519 arg[0] = -arg[0];
2520 /* FALLTHROUGH */
2521 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2522 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2523 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2524 break;
2525
2526 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2527 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2528#ifdef ISO6429
2529 arg[0] = -arg[0];
2530#else /* emulate common DEC VTs */
2531 arg[0] = arg[0] ? -arg[0] : -1;
2532#endif
2533 /* FALLTHROUGH */
2534 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2535 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2536#ifdef ISO6429
2537 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2538#else /* emulate common DEC VTs */
2539 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2540#endif
2541 break;
2542
2543 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2544 arg[0] = -arg[0];
2545 /* FALLTHROUGH */
2546 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2547 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2548 break;
2549
2550 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2551 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2552 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2553 break;
2554
2555 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2556 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2557 break;
2558
2559 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2560 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2561 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2562 break;
2563
2564 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2565 arg[0] = -arg[0];
2566 /* FALLTHROUGH */
2567 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2568 rxvt_scr_tab(aR_ arg[0]);
2569 break;
2570
2571 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2572 rxvt_scr_erase_screen(aR_ arg[0]);
2573 break;
2574
2575 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2576 rxvt_scr_erase_line(aR_ arg[0]);
2577 break;
2578
2579 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2580 rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2581 break;
2582
2583 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2584 rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2585 break;
2586
2587 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2588 rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2589 break;
2590
2591 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2592 rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2593 break;
2594
2595 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2596 rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2597 break;
2598
2599 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2600 arg[0] = -arg[0];
2601 /* FALLTHROUGH */
2602 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2603 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2604 break;
2605
2606 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2607 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS,
2608 (unsigned int)(sizeof(VT100_ANS) - 1));
2609 break;
2610
2611 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2612 rxvt_process_sgr_mode(aR_ nargs, arg);
2613 break;
2614
2615 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2616 switch (arg[0]) {
2617 case 5: /* DSR requested */
2618 rxvt_tt_printf(aR_ "\033[0n");
2619 break;
2620 case 6: /* CPR requested */
2621 rxvt_scr_report_position(aR);
2622 break;
2623#if defined (ENABLE_DISPLAY_ANSWER)
2624 case 7: /* unofficial extension */
2625 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]);
2626 break;
2627#endif
2628 case 8: /* unofficial extension */
2629 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2630 break;
2631 }
2632 break;
2633
2634 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2635 switch (arg[0]) {
2636 case 0: /* char tab stop cleared at active position */
2637 rxvt_scr_set_tab(aR_ 0);
2638 break;
2639 /* case 1: */ /* line tab stop cleared in active line */
2640 /* case 2: */ /* char tab stops cleared in active line */
2641 case 3: /* all char tab stops are cleared */
2642 /* case 4: */ /* all line tab stops are cleared */
2643 case 5: /* all tab stops are cleared */
2644 rxvt_scr_set_tab(aR_ -1);
2645 break;
2646 }
2647 break;
2648
2649 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2650 switch (arg[0]) {
2651 case 0: /* char tab stop set at active position */
2652 rxvt_scr_set_tab(aR_ 1);
2653 break; /* = ESC H */
2654 /* case 1: */ /* line tab stop set at active line */
2655 case 2: /* char tab stop cleared at active position */
2656 rxvt_scr_set_tab(aR_ 0);
2657 break; /* = ESC [ 0 g */
2658 /* case 3: */ /* line tab stop cleared at active line */
2659 /* case 4: */ /* char tab stops cleared at active line */
2660 case 5: /* all char tab stops are cleared */
2661 rxvt_scr_set_tab(aR_ -1);
2662 break; /* = ESC [ 3 g */
2663 /* case 6: */ /* all line tab stops are cleared */
2664 }
2665 break;
2666
2667 case CSI_RM: /* 8.3.107: RESET MODE */
2668 if (arg[0] == 4)
2669 rxvt_scr_insert_mode(aR_ 0);
2670 break;
2671
2672 case CSI_SM: /* 8.3.126: SET MODE */
2673 if (arg[0] == 4)
2674 rxvt_scr_insert_mode(aR_ 1);
2675 break;
2676
2677/*
2678 * PRIVATE USE beyond this point. All CSI_7? sequences here
2679 */
2680 case CSI_72: /* DECSTBM: set top and bottom margins */
2681 if (nargs == 1)
2682 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2683 else if (nargs == 0 || arg[0] >= arg[1])
2684 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2685 else
2686 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2687 break;
2688
2689 case CSI_73:
2690 rxvt_scr_cursor(aR_ SAVE);
2691 break;
2692 case CSI_75:
2693 rxvt_scr_cursor(aR_ RESTORE);
2694 break;
2695
2696#ifndef NO_FRILLS
2697 case CSI_74:
2698 rxvt_process_window_ops(aR_ arg, nargs);
2699 break;
2700#endif
2701
2702 case CSI_78: /* DECREQTPARM */
2703 if (arg[0] == 0 || arg[0] == 1)
2704 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2705 /* FALLTHROUGH */
2706
2707 default:
2708 break;
2709 }
2710}
2711/*}}} */
2712
2713#ifndef NO_FRILLS
2714/* ARGSUSED */
2715/* INTPROTO */
2716void
2717rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3121rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2718{ 3122{
2719 int x, y; 3123 int x, y;
2720#if 0
2721 char *s;
2722#endif
2723 XWindowAttributes wattr; 3124 XWindowAttributes wattr;
2724 Window wdummy; 3125 Window wdummy;
2725 3126
3127 dLocal (Display *, dpy);
3128
2726 if (nargs == 0) 3129 if (nargs == 0)
2727 return; 3130 return;
3131
2728 switch (args[0]) { 3132 switch (args[0])
3133 {
2729 /* 3134 /*
2730 * commands 3135 * commands
2731 */ 3136 */
2732 case 1: /* deiconify window */ 3137 case 1: /* deiconify window */
2733 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3138 XMapWindow (dpy, parent);
2734 break; 3139 break;
2735 case 2: /* iconify window */ 3140 case 2: /* iconify window */
2736 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3141 XIconifyWindow (dpy, parent, display->screen);
2737 DefaultScreen(R->Xdisplay)); 3142 break;
2738 break;
2739 case 3: /* set position (pixels) */ 3143 case 3: /* set position (pixels) */
2740 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3144 XMoveWindow (dpy, parent, args[1], args[2]);
2741 break; 3145 break;
2742 case 4: /* set size (pixels) */ 3146 case 4: /* set size (pixels) */
2743 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3147 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2744 break; 3148 break;
2745 case 5: /* raise window */ 3149 case 5: /* raise window */
2746 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3150 XRaiseWindow (dpy, parent);
2747 break; 3151 break;
2748 case 6: /* lower window */ 3152 case 6: /* lower window */
2749 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3153 XLowerWindow (dpy, parent);
2750 break; 3154 break;
2751 case 7: /* refresh window */ 3155 case 7: /* refresh window */
2752 rxvt_scr_touch(aR_ True); 3156 scr_touch (true);
2753 break; 3157 break;
2754 case 8: /* set size (chars) */ 3158 case 8: /* set size (chars) */
2755 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3159 set_widthheight ((unsigned int) (args[2] * fwidth),
2756 (unsigned int)(args[1] * R->TermWin.fheight)); 3160 (unsigned int) (args[1] * fheight));
2757 break; 3161 break;
3162
3163 //case 9: NYI, TODO, restore maximized window or maximize window
2758 default: 3164 default:
2759 if (args[0] >= 24) /* set height (chars) */ 3165 if (args[0] >= 24) /* set height (chars) */
2760 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3166 set_widthheight ((unsigned int)vt_width,
2761 (unsigned int)(args[1] * R->TermWin.fheight)); 3167 (unsigned int) (args[1] * fheight));
2762 break; 3168 break;
3169
2763 /* 3170 /*
2764 * reports - some output format copied from XTerm 3171 * reports - some output format copied from XTerm
2765 */ 3172 */
2766 case 11: /* report window state */ 3173 case 11: /* report window state */
2767 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3174 XGetWindowAttributes (dpy, parent, &wattr);
2768 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3175 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2769 break; 3176 break;
2770 case 13: /* report window position */ 3177 case 13: /* report window position */
2771 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3178 XGetWindowAttributes (dpy, parent, &wattr);
2772 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3179 XTranslateCoordinates (dpy, parent, wattr.root,
2773 -wattr.border_width, -wattr.border_width, 3180 -wattr.border_width, -wattr.border_width,
2774 &x, &y, &wdummy); 3181 &x, &y, &wdummy);
2775 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3182 tt_printf ("\033[3;%d;%dt", x, y);
2776 break; 3183 break;
2777 case 14: /* report window size (pixels) */ 3184 case 14: /* report window size (pixels) */
2778 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3185 XGetWindowAttributes (dpy, parent, &wattr);
2779 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3186 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2780 break; 3187 break;
3188 case 18: /* report text area size (chars) */
3189 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3190 break;
2781 case 18: /* report window size (chars) */ 3191 case 19: /* report window size (chars) */
2782 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3192 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2783 break; 3193 break;
2784#if 0 /* XXX: currently disabled due to security concerns */
2785 case 20: /* report icon label */ 3194 case 20: /* report icon label */
2786 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3195 {
2787 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3196 char *s;
2788 break; 3197 XGetIconName (dpy, parent, &s);
3198 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3199 XFree (s);
3200 }
3201 break;
2789 case 21: /* report window title */ 3202 case 21: /* report window title */
2790 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3203 {
2791 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3204 char *s;
2792 break; 3205 XFetchName (dpy, parent, &s);
2793#endif 3206 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3207 XFree (s);
3208 }
3209 break;
2794 } 3210 }
2795} 3211}
2796#endif 3212#endif
2797 3213
2798/*----------------------------------------------------------------------*/ 3214/*----------------------------------------------------------------------*/
2799/* 3215/*
2800 * get input up until STRING TERMINATOR (or BEL) 3216 * get input up until STRING TERMINATOR (or BEL)
2801 * ends_how is terminator used. returned input must be free()d 3217 * ends_how is terminator used. returned input must be free()'d
2802 */ 3218 */
2803/* INTPROTO */ 3219char *
2804unsigned char * 3220rxvt_term::get_to_st (unicode_t &ends_how)
2805rxvt_get_to_st(pR_ unsigned char *ends_how)
2806{ 3221{
2807 int seen_esc = 0; /* seen escape? */ 3222 unicode_t ch;
3223 bool seen_esc = false;
2808 unsigned int n = 0; 3224 unsigned int n = 0;
2809 unsigned char *s; 3225 wchar_t string[CBUFSIZ];
2810 unsigned char ch, string[STRING_MAX];
2811 3226
2812 for (; (ch = rxvt_cmd_getc(aR));) { 3227 while ((ch = cmd_getc ()) != NOCHAR)
2813 if (ch == C0_BEL 3228 {
2814 || ch == CHAR_ST 3229 if (seen_esc)
2815 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3230 {
3231 if (ch == 0x5c) /* 7bit ST */
3232 break;
3233 else
3234 return NULL;
3235 }
3236 else if (ch == C0_ESC)
3237 {
3238 seen_esc = true;
3239 continue;
3240 }
3241 else if (ch == C0_BEL || ch == CHAR_ST)
2816 break; 3242 break;
2817 if (ch == C0_ESC) { 3243 else if (ch == C0_SYN)
2818 seen_esc = 1; 3244 ch = cmd_get8 ();
2819 continue; 3245 else if (ch < 0x20)
2820 } else if (ch == '\t')
2821 ch = ' '; /* translate '\t' to space */
2822 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2823 return NULL; /* other control character - exit */ 3246 return NULL; /* other control character - exit */
3247
3248 seen_esc = false;
3249
2824 if (n < sizeof(string) - 1) 3250 if (n >= sizeof (string) - 1)
3251 // stop at some sane length
3252 return NULL;
3253
2825 string[n++] = ch; 3254 string[n++] = ch;
2826 seen_esc = 0;
2827 } 3255 }
3256
2828 string[n++] = '\0'; 3257 string[n++] = '\0';
2829 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3258
2830 return NULL;
2831 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3259 ends_how = (ch == 0x5c ? C0_ESC : ch);
2832 STRNCPY(s, string, n); 3260
2833 return s; 3261 return rxvt_wcstombs (string);
2834} 3262}
2835 3263
2836/*----------------------------------------------------------------------*/ 3264/*----------------------------------------------------------------------*/
2837/* 3265/*
2838 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3266 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2839 */ 3267 */
2840/* INTPROTO */
2841void 3268void
2842rxvt_process_dcs_seq(pR) 3269rxvt_term::process_dcs_seq ()
2843{ 3270{
2844 unsigned char eh, *s; 3271 /*
2845/*
2846 * Not handled yet 3272 * Not handled yet
2847 */ 3273 */
2848 s = rxvt_get_to_st(aR_ &eh); 3274
3275 unicode_t eh;
3276 char *s = get_to_st (eh);
2849 if (s) 3277 if (s)
2850 free(s); 3278 free (s);
3279
2851 return; 3280 return;
2852} 3281}
2853 3282
2854/*----------------------------------------------------------------------*/ 3283/*----------------------------------------------------------------------*/
2855/* 3284/*
2856 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3285 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2857 */ 3286 */
2858/* INTPROTO */
2859void 3287void
2860rxvt_process_osc_seq(pR) 3288rxvt_term::process_osc_seq ()
2861{ 3289{
2862 unsigned char ch, eh, *s; 3290 int arg;
2863 int arg;
2864 3291
2865 ch = rxvt_cmd_getc(aR); 3292 unicode_t ch = cmd_getc ();
2866 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3293 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2867 arg = arg * 10 + (ch - '0'); 3294 arg = arg * 10 + (ch - '0');
2868 3295
2869 if (ch == ';') { 3296 if (ch == ';')
2870 s = rxvt_get_to_st(aR_ &eh); 3297 {
2871 if (s) { 3298 unicode_t eh;
2872 /* 3299 char *s = get_to_st (eh);
2873 * rxvt_menubar_dispatch() violates the constness of the string, 3300
2874 * so do it here 3301 if (s)
2875 */ 3302 {
2876 if (arg == XTerm_Menu) 3303 process_xterm_seq (arg, s, eh);
2877#if 0 /* XXX: currently disabled due to security concerns */ 3304 free (s);
2878 rxvt_menubar_dispatch(aR_ (char *)s); 3305 }
2879#else 3306 }
2880 0; 3307}
2881#endif 3308
3309static unsigned int
3310colorcube_index (unsigned int idx_r,
3311 unsigned int idx_g,
3312 unsigned int idx_b)
3313{
3314 assert (idx_r < Red_levels);
3315 assert (idx_g < Green_levels);
3316 assert (idx_b < Blue_levels);
3317
3318 return idx_r * Blue_levels * Green_levels +
3319 idx_g * Blue_levels +
3320 idx_b;
3321}
3322
3323/*
3324 * Find the nearest color slot in the hidden color cube,
3325 * adapt its value to the 32bit RGBA color.
3326 */
3327unsigned int
3328rxvt_term::map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a)
3329{
3330 r &= 0xff;
3331 g &= 0xff;
3332 b &= 0xff;
3333 a &= 0xff;
3334
3335 uint32_t color = (a << 24) | (r << 16) | (g << 8) | b;
3336
3337 /* we allow one of the 6 closest neighbouring colours */
3338 /* to replace the current color, if they not used recently */
3339 static const signed char dxyz[][3] = {
3340 0, 0, 0,
3341 0, 0, 4,
3342 0, 4, 0,
3343 4, 0, 0,
3344 0, 4, 4,
3345 4, 4, 0,
3346 4, 0, 4,
3347 };
3348
3349 static const unsigned char color_level[8][32] = {
3350 // neighbour index
3351 {0, 0, 1, 0, 0, 1, 1, 2, 2, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3},
3352 {0, 1, 0, 1, 1, 2, 1, 1, 2, 2, 3, 3, 2, 2, 2, 3, 3, 3, 4, 4, 4, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4},
3353 {0, 0, 1, 2, 1, 1, 2, 3, 3, 2, 2, 3, 3, 4, 4, 3, 3, 3, 4, 4, 5, 5, 5, 4, 4, 4, 5, 5, 5, 5, 5, 5},
3354 {0, 0, 2, 1, 2, 3, 2, 2, 3, 4, 4, 3, 3, 4, 4, 5, 5, 4, 4, 5, 5, 5, 6, 6, 5, 5, 5, 6, 6, 6, 6, 6},
3355 // Red_levels/Green_levels/Blue_levels index
3356 {0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3},
3357 {0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4},
3358 {0, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5},
3359 {0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6},
3360 };
3361
3362 unsigned int idx;
3363
3364 for (int n = 0; n < ecb_array_length (dxyz); ++n)
3365 {
3366 unsigned int idx_r = color_level[ Red_levels - dxyz[n][0]][r / 8];
3367 unsigned int idx_g = color_level[Green_levels - dxyz[n][1]][g / 8];
3368 unsigned int idx_b = color_level[ Blue_levels - dxyz[n][2]][b / 8];
3369 unsigned int index = colorcube_index (idx_r, idx_g, idx_b);
3370
3371 if (n == 0)
3372 idx = index;
3373
3374 if (rgb24_color[index] == color)
3375 {
3376 rgb24_seqno[index] = ++rgb24_sequence;
3377 return index + minTermCOLOR24;
3378 }
3379
3380 // minor issue: could update index 0 few more times
3381 if ((rgb24_seqno[index] | rgb24_color[index]) == 0)
3382 {
3383 idx = index;
3384 goto update;
3385 }
3386
3387 // like (rgb24_seqno[idx] > rgb24_seqno[index])
3388 // but also handles wrap around values good enough
3389 if ((uint16_t)(rgb24_seqno[idx] - rgb24_seqno[index]) < 0x7fff)
3390 idx = index;
3391 }
3392
3393update:
3394 rgb24_color[idx] = color;
3395 rgb24_seqno[idx] = ++rgb24_sequence;
3396
3397 idx += minTermCOLOR24;
3398 pix_colors_focused [idx].free (this);
3399 pix_colors_focused [idx].set (this, rgba (r * 0x0101, g * 0x0101, b * 0x0101, a * 0x0101));
3400 update_fade_color (idx, false);
3401
3402 return idx;
3403}
3404
3405void
3406rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3407{
3408 if (str[0] == '?' && !str[1])
3409 {
3410 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3411 return;
3412
3413 rgba c;
3414 pix_colors_focused[color].get (c);
3415 color -= minCOLOR;
3416
3417#if XFT
3418 if (c.a != rgba::MAX_CC)
3419 tt_printf ("\033]%d;%d;rgba:%04x/%04x/%04x/%04x%c", report, color, c.r, c.g, c.b, c.a, resp);
2882 else 3420 else
2883 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3421#endif
2884 free(s); 3422 tt_printf ("\033]%d;%d;rgb:%04x/%04x/%04x%c", report, color, c.r, c.g, c.b, resp);
2885 }
2886 } 3423 }
3424 else
3425 set_window_color (color, str);
2887} 3426}
3427
2888/* 3428/*
2889 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3429 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2890 * 0 = change iconName/title
2891 * 1 = change iconName
2892 * 2 = change title
2893 * 4 = change color
2894 * 12 = change text color
2895 * 13 = change mouse foreground color
2896 * 17 = change highlight character colour
2897 * 18 = change bold character color
2898 * 19 = change underlined character color
2899 * 46 = change logfile (not implemented)
2900 * 50 = change font
2901 *
2902 * rxvt extensions:
2903 * 10 = menu (may change in future)
2904 * 20 = bg pixmap
2905 * 39 = change default fg color
2906 * 49 = change default bg color
2907 * 55 = dump scrollback buffer and all of screen
2908 */ 3430 */
2909/* EXTPROTO */
2910void 3431void
2911rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3432rxvt_term::process_xterm_seq (int op, char *str, char resp)
2912{ 3433{
2913 int changed = 0; 3434 int color;
2914 int color;
2915 char *buf, *name; 3435 char *buf, *name;
3436 bool query = str[0] == '?' && !str[1];
3437 int saveop = op;
2916 3438
3439 dLocal (Display *, dpy);
3440
2917 assert(str != NULL); 3441 assert (str != NULL);
3442
3443 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3444 return;
3445
2918 switch (op) { 3446 switch (op)
3447 {
2919 case XTerm_name: 3448 case XTerm_name:
2920 rxvt_set_title(aR_ str); 3449 set_title (str);
2921 /* FALLTHROUGH */ 3450 /* FALLTHROUGH */
2922 case XTerm_iconName: 3451 case XTerm_iconName:
2923 rxvt_set_iconName(aR_ str); 3452 set_icon_name (str);
2924 break; 3453 break;
2925 case XTerm_title: 3454 case XTerm_title:
2926 rxvt_set_title(aR_ str); 3455 set_title (str);
2927 break; 3456 break;
3457 case XTerm_property:
3458 if (str[0] == '?')
3459 {
3460 Atom prop = display->atom (str + 1);
3461 Atom actual_type;
3462 int actual_format;
3463 unsigned long nitems;
3464 unsigned long bytes_after;
3465 unsigned char *value = 0;
3466 const char *str = "";
3467
3468 if (prop
3469 && XGetWindowProperty (dpy, parent,
3470 prop, 0, 1<<16, 0, AnyPropertyType,
3471 &actual_type, &actual_format,
3472 &nitems, &bytes_after, &value) == Success
3473 && actual_type != None
3474 && actual_format == 8)
3475 str = (const char *)(value);
3476
3477 tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
3478
3479 XFree (value);
3480 }
3481 else
3482 {
3483 char *eq = strchr (str, '=');
3484
3485 if (eq)
3486 {
3487 *eq = 0;
3488 set_utf8_property (display->atom (str), eq + 1);
3489 }
3490 else
3491 XDeleteProperty (dpy, parent,
3492 display->atom (str));
3493 }
3494 break;
3495
2928 case XTerm_Color: 3496 case XTerm_Color:
2929 for (buf = (char *)str; buf && *buf;) { 3497 for (buf = (char *)str; buf && *buf;)
3498 {
2930 if ((name = STRCHR(buf, ';')) == NULL) 3499 if ((name = strchr (buf, ';')) == NULL)
2931 break; 3500 break;
3501
2932 *name++ = '\0'; 3502 *name++ = '\0';
2933 color = atoi(buf); 3503 color = atoi (buf) + minCOLOR;
2934 if (color < 0 || color >= TOTAL_COLORS) 3504
2935 break; 3505 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3506 break;
3507
2936 if ((buf = STRCHR(name, ';')) != NULL) 3508 if ((buf = strchr (name, ';')) != NULL)
2937 *buf++ = '\0'; 3509 *buf++ = '\0';
2938 rxvt_set_window_color(aR_ color + minCOLOR, name); 3510
2939 } 3511 process_color_seq (op, color, name, resp);
2940 break; 3512 }
3513 break;
3514 case Rxvt_restoreFG:
3515 case XTerm_Color00:
3516 process_color_seq (op, Color_fg, str, resp);
3517 break;
3518 case Rxvt_restoreBG:
3519 case XTerm_Color01:
3520 process_color_seq (op, Color_bg, str, resp);
3521 break;
2941#ifndef NO_CURSORCOLOR 3522#ifndef NO_CURSORCOLOR
2942 case XTerm_Color_cursor: 3523 case XTerm_Color_cursor:
2943 rxvt_set_window_color(aR_ Color_cursor, str); 3524 process_color_seq (op, Color_cursor, str, resp);
2944 break; 3525 break;
2945#endif 3526#endif
2946 case XTerm_Color_pointer: 3527 case XTerm_Color_pointer_fg:
2947 rxvt_set_window_color(aR_ Color_pointer, str); 3528 process_color_seq (op, Color_pointer_fg, str, resp);
2948 break; 3529 break;
3530 case XTerm_Color_pointer_bg:
3531 process_color_seq (op, Color_pointer_bg, str, resp);
3532 break;
3533#ifdef OPTION_HC
3534 case XTerm_Color_HC:
3535 process_color_seq (op, Color_HC, str, resp);
3536 break;
3537 case XTerm_Color_HTC:
3538 process_color_seq (op, Color_HTC, str, resp);
3539 break;
3540#endif
2949#ifndef NO_BOLD_UNDERLINE_REVERSE 3541#ifndef NO_BOLD_UNDERLINE_REVERSE
2950 case XTerm_Color_BD: 3542 case URxvt_Color_BD:
2951 rxvt_set_window_color(aR_ Color_BD, str); 3543 process_color_seq (op, Color_BD, str, resp);
2952 break; 3544 break;
2953 case XTerm_Color_UL: 3545 case URxvt_Color_UL:
2954 rxvt_set_window_color(aR_ Color_UL, str); 3546 process_color_seq (op, Color_UL, str, resp);
2955 break; 3547 break;
2956 case XTerm_Color_RV: 3548 case URxvt_Color_IT:
2957 rxvt_set_window_color(aR_ Color_RV, str); 3549 process_color_seq (op, Color_IT, str, resp);
2958 break; 3550 break;
2959#endif 3551#endif
3552 case URxvt_Color_border:
3553 process_color_seq (op, Color_border, str, resp);
3554 break;
2960 3555
2961 case XTerm_Menu:
2962 /*
2963 * rxvt_menubar_dispatch() violates the constness of the string,
2964 * so DON'T do it here
2965 */
2966 break;
2967 case XTerm_Pixmap:
2968 if (*str != ';') {
2969#if XPM_BACKGROUND
2970 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */
2971 rxvt_set_bgPixmap(aR_ str); /* change pixmap */
2972#endif
2973 rxvt_scr_touch(aR_ True);
2974 }
2975 while ((str = STRCHR(str, ';')) != NULL) {
2976 str++;
2977#if XPM_BACKGROUND
2978 changed += rxvt_scale_pixmap(aR_ str);
2979#endif
2980 }
2981 if (changed) {
2982#ifdef XPM_BACKGROUND
2983 rxvt_resize_pixmap(aR);
2984#endif
2985 rxvt_scr_touch(aR_ True);
2986 }
2987 break;
2988
2989 case XTerm_restoreFG:
2990 rxvt_set_window_color(aR_ Color_fg, str);
2991 break;
2992 case XTerm_restoreBG:
2993 rxvt_set_window_color(aR_ Color_bg, str);
2994 break;
2995 case XTerm_logfile: 3556 case XTerm_logfile:
2996 break; 3557 // TODO, when secure mode?
2997 case XTerm_font: 3558 break;
2998 rxvt_change_font(aR_ 0, str); 3559
2999 break;
3000#if 0 3560#if 0
3001 case XTerm_dumpscreen: /* no error notices */ 3561 case Rxvt_dumpscreen: /* no error notices */
3002 { 3562 {
3003 int fd; 3563 int fd;
3004 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3564 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3005 rxvt_scr_dump(aR_ fd); 3565 {
3006 close(fd); 3566 scr_dump (fd);
3007 } 3567 close (fd);
3008 } 3568 }
3009 break; 3569 }
3570 break;
3571#endif
3572 case XTerm_font:
3573 op = URxvt_font;
3574 case URxvt_font:
3575#if ENABLE_STYLES
3576 case URxvt_boldFont:
3577 case URxvt_italicFont:
3578 case URxvt_boldItalicFont:
3579#endif
3580 if (query)
3581 tt_printf ("\33]%d;%-.250s%c", saveop,
3582 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3583 ? fontset[op - URxvt_font]->fontdesc : "",
3584 resp);
3585 else
3586 {
3587 const char *&res = rs[Rs_font + (op - URxvt_font)];
3588
3589 res = strdup (str);
3590 allocated.push_back ((void *)res);
3591 set_fonts ();
3592 }
3593 break;
3594
3595 case URxvt_version:
3596 if (query)
3597 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3598 op,
3599 rs[Rs_name], VERSION[0], VERSION[2],
3600 resp);
3601 break;
3602
3603#if !ENABLE_MINIMAL
3604 case URxvt_cellinfo:
3605 if (query)
3606 tt_printf ("\33]%d;%d;%d;%d%c", saveop,
3607 fwidth, fheight, fbase,
3608 resp);
3609 break;
3610
3611 case URxvt_locale:
3612 if (query)
3613 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3614 else
3615 {
3616 set_locale (str);
3617 pty->set_utf8_mode (enc_utf8);
3618 init_xlocale ();
3619 }
3620 break;
3621
3622 case URxvt_view_up:
3623 case URxvt_view_down:
3624 {
3625 int lines = atoi (str);
3626
3627 if (lines)
3628 scr_page (op == URxvt_view_up ? UP : DN, lines);
3629 else
3630 scr_erase_savelines ();
3631 }
3632
3633 break;
3634#endif
3635
3636#if ENABLE_PERL
3637 case URxvt_perl:
3638 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
3639 break;
3010#endif 3640#endif
3011 } 3641 }
3012} 3642}
3013/*----------------------------------------------------------------------*/ 3643/*----------------------------------------------------------------------*/
3014 3644
… …
3020 * 's' = save 3650 * 's' = save
3021 * 'r' = restore 3651 * 'r' = restore
3022 * 't' = toggle 3652 * 't' = toggle
3023 * so no need for fancy checking 3653 * so no need for fancy checking
3024 */ 3654 */
3025/* INTPROTO */ 3655int ecb_cold
3026int
3027rxvt_privcases(pR_ int mode, unsigned long bit) 3656rxvt_term::privcases (int mode, unsigned long bit)
3028{ 3657{
3029 int state; 3658 int state;
3030 3659
3031 if (mode == 's') { 3660 if (mode == 's')
3032 R->SavedModes |= (R->PrivateModes & bit); 3661 {
3033 return -1; 3662 if (priv_modes & bit)
3663 SavedModes |= bit;
3034 } else { 3664 else
3665 SavedModes &= ~bit;
3666 return -1;
3667 }
3668 else
3669 {
3035 if (mode == 'r') 3670 if (mode == 'r')
3036 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3671 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3037 else 3672 else
3038 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3673 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3039 PrivMode(state, bit); 3674
3675 if (state)
3676 priv_modes |= bit;
3677 else
3678 priv_modes &= ~bit;
3040 } 3679 }
3680
3041 return state; 3681 return state;
3042} 3682}
3043 3683
3044/* we're not using priv _yet_ */ 3684/* we're not using priv _yet_ */
3045/* INTPROTO */
3046void 3685void
3047rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3686rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3048{ 3687{
3049 unsigned int i, j; 3688 unsigned int i, j;
3050 int state; 3689 int state;
3690
3051 static const struct { 3691 static const struct
3692 {
3052 const int argval; 3693 const int argval;
3053 const unsigned long bit; 3694 const unsigned long bit;
3054 } argtopriv[] = { 3695 } argtopriv[] = {
3055 { 1, PrivMode_aplCUR }, 3696 { 1, PrivMode_aplCUR }, // DECCKM
3056 { 2, PrivMode_vt52 }, 3697 { 2, PrivMode_vt52 }, // DECANM
3057 { 3, PrivMode_132 }, 3698 { 3, PrivMode_132 }, // DECCOLM
3058 { 4, PrivMode_smoothScroll }, 3699 { 4, PrivMode_smoothScroll }, // DECSCLM
3059 { 5, PrivMode_rVideo }, 3700 { 5, PrivMode_rVideo }, // DECSCNM
3060 { 6, PrivMode_relOrigin }, 3701 { 6, PrivMode_relOrigin }, // DECOM
3061 { 7, PrivMode_Autowrap }, 3702 { 7, PrivMode_Autowrap }, // DECAWM
3062 { 9, PrivMode_MouseX10 }, 3703 // 8, auto-repeat keys // DECARM
3063#ifdef menuBar_esc 3704 { 9, PrivMode_MouseX10 },
3064 { menuBar_esc, PrivMode_menuBar }, 3705 { 12, PrivMode_BlinkingCursor },
3065#endif 3706 // 18 end FF to printer after print screen
3707 // 19 Print screen prints full screen/scroll region
3708 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3066#ifdef scrollBar_esc 3709#ifdef scrollBar_esc
3067 { scrollBar_esc, PrivMode_scrollBar }, 3710 { scrollBar_esc, PrivMode_scrollBar },
3068#endif 3711#endif
3069 { 25, PrivMode_VisibleCursor }, 3712 { 35, PrivMode_ShiftKeys }, // rxvt extension
3070 { 35, PrivMode_ShiftKeys }, 3713 // 38, tektronix mode // DECTEK
3071 { 40, PrivMode_132OK }, 3714 { 40, PrivMode_132OK },
3072 { 47, PrivMode_Screen }, 3715 // 41 xterm more fixes NYI
3073 { 66, PrivMode_aplKP }, 3716 // 45 margin bell NYI
3717 // 46 start logging
3718 { 47, PrivMode_Screen },
3719 { 66, PrivMode_aplKP }, // DECNKM
3074#ifndef NO_BACKSPACE_KEY 3720#ifndef NO_BACKSPACE_KEY
3075 { 67, PrivMode_BackSpace }, 3721 { 67, PrivMode_BackSpace }, // DECBKM
3076#endif 3722#endif
3077 { 1000, PrivMode_MouseX11 }, 3723 { 1000, PrivMode_MouseX11 },
3078 { 1010, PrivMode_TtyOutputInh }, 3724 { 1002, PrivMode_MouseBtnEvent },
3079 { 1011, PrivMode_Keypress }, 3725 { 1003, PrivMode_MouseAnyEvent },
3080 { 1047, PrivMode_Screen }, 3726#if ENABLE_FRILLS
3081 }; 3727 { 1004, PrivMode_FocusEvent },
3728 { 1005, PrivMode_ExtMouseUTF8 },
3729 { 1006, PrivMode_ExtMouseSGR },
3730#endif
3731 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3732 { 1011, PrivMode_Keypress }, // rxvt extension
3733#if ENABLE_FRILLS
3734 { 1015, PrivMode_ExtMouseUrxvt }, // urxvt extension of 1005
3735#endif
3736 // 1035 enable modifiers for alt, numlock NYI
3737 // 1036 send ESC for meta keys NYI
3738 // 1037 send DEL for keypad delete NYI
3739 { 1047, PrivMode_Screen },
3740 // 1048 save and restore cursor, implemented in code
3741 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3742 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3743#if ENABLE_FRILLS
3744 { 2004, PrivMode_BracketPaste },
3745#endif
3746 };
3082 3747
3083 if (nargs == 0) 3748 if (nargs == 0)
3084 return; 3749 return;
3085 3750
3751 // DECRQM
3752 if (mode == 'p')
3753 {
3754 int status = 0;
3755 if (nargs != 1)
3756 return;
3757
3758 for (j = 0; j < ecb_array_length (argtopriv); j++)
3759 if (argtopriv[j].argval == arg[0])
3760 {
3761 status = (priv_modes & argtopriv[j].bit) ? 1 : 2;
3762 break;
3763 }
3764
3765 tt_printf ("\33[?%d;%d$y", arg[0], status);
3766 return;
3767 }
3768
3086/* make lo/hi boolean */ 3769 /* make lo/hi boolean */
3087 if (mode == 'l') 3770 if (mode == 'l')
3088 mode = 0; /* reset */ 3771 mode = 0; /* reset */
3089 else if (mode == 'h') 3772 else if (mode == 'h')
3090 mode = 1; /* set */ 3773 mode = 1; /* set */
3091 3774
3092 for (i = 0; i < nargs; i++) { 3775 for (i = 0; i < nargs; i++)
3776 {
3093 state = -1; 3777 state = -1;
3094 3778
3095 /* basic handling */ 3779 /* basic handling */
3096 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3780 for (j = 0; j < ecb_array_length (argtopriv); j++)
3097 if (argtopriv[j].argval == arg[i]) { 3781 if (argtopriv[j].argval == arg[i])
3782 {
3098 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3783 state = privcases (mode, argtopriv[j].bit);
3099 break; 3784 break;
3100 } 3785 }
3101 3786
3102 /* extra handling for values with state unkept */ 3787 /* extra handling for values with state unkept */
3103 if (state == -1)
3104 switch (arg[i]) { 3788 switch (arg[i])
3789 {
3790#if ENABLE_STYLES
3791 case 1021:
3792 set_option (Opt_intensityStyles, mode);
3793
3794 scr_touch (true);
3795 break;
3796#endif
3105 case 1048: /* alternative cursor save */ 3797 case 1048: /* alternative cursor save */
3106 if (mode == 0) 3798 if (option (Opt_secondaryScreen))
3107 rxvt_scr_cursor(aR_ RESTORE); 3799 if (mode == 0)
3108 else if (mode == 1) 3800 scr_cursor (RESTORE);
3109 rxvt_scr_cursor(aR_ SAVE); 3801 else if (mode == 1)
3110 /* FALLTHROUGH */ 3802 scr_cursor (SAVE);
3111 default: 3803 break;
3112 continue; /* for(;i;) */ 3804 }
3113 }
3114 3805
3806 if (state >= 0)
3115 /* extra handling for values with valid 0 or 1 state */ 3807 /* extra handling for values with valid 0 or 1 state */
3116 switch (arg[i]) { 3808 switch (arg[i])
3809 {
3117 /* case 1: - application cursor keys */ 3810 /* case 1: - application cursor keys */
3118 case 2: /* VT52 mode */ 3811 case 2: /* VT52 mode */
3119 /* oddball mode. should be set regardless of set/reset 3812 /* oddball mode. should be set regardless of set/reset
3120 * parameter. Return from VT52 mode with an ESC < from 3813 * parameter. Return from VT52 mode with an ESC < from
3121 * within VT52 mode 3814 * within VT52 mode
3122 */ 3815 */
3123 PrivMode(1, PrivMode_vt52); 3816 priv_modes |= PrivMode_vt52;
3124 break; 3817 break;
3125 case 3: /* 80/132 */ 3818 case 3: /* 80/132 */
3126 if (R->PrivateModes & PrivMode_132OK) 3819 if (priv_modes & PrivMode_132OK)
3127 rxvt_set_widthheight(aR_ 3820 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3128 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3821 break;
3129 (unsigned int)R->TermWin.height);
3130 break;
3131 case 4: /* smooth scrolling */ 3822 case 4: /* smooth scrolling */
3132 if (state) 3823 set_option (Opt_jumpScroll, !state);
3133 R->Options &= ~Opt_jumpScroll; 3824 break;
3134 else
3135 R->Options |= Opt_jumpScroll;
3136 break;
3137 case 5: /* reverse video */ 3825 case 5: /* reverse video */
3138 rxvt_scr_rvideo_mode(aR_ state); 3826 scr_rvideo_mode (state);
3139 break; 3827 break;
3140 case 6: /* relative/absolute origins */ 3828 case 6: /* relative/absolute origins */
3141 rxvt_scr_relative_origin(aR_ state); 3829 scr_relative_origin (state);
3142 break; 3830 break;
3143 case 7: /* autowrap */ 3831 case 7: /* autowrap */
3144 rxvt_scr_autowrap(aR_ state); 3832 scr_autowrap (state);
3145 break; 3833 break;
3146 /* case 8: - auto repeat, can't do on a per window basis */ 3834 /* case 8: - auto repeat, can't do on a per window basis */
3147 case 9: /* X10 mouse reporting */ 3835 case 9: /* X10 mouse reporting */
3148 if (state) /* orthogonal */ 3836 if (state) /* orthogonal */
3149 R->PrivateModes &= ~(PrivMode_MouseX11); 3837 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3150 break; 3838 break;
3151#ifdef menuBar_esc
3152 case menuBar_esc:
3153#ifdef MENUBAR
3154 rxvt_map_menuBar(aR_ state);
3155#endif
3156 break;
3157#endif
3158#ifdef scrollBar_esc 3839#ifdef scrollBar_esc
3159 case scrollBar_esc: 3840 case scrollBar_esc:
3160 if (rxvt_scrollbar_mapping(aR_ state)) { 3841 scrollBar.map (state);
3161 rxvt_resize_all_windows(aR_ 0, 0, 0); 3842 resize_all_windows (0, 0, 0);
3162 rxvt_scr_touch(aR_ True); 3843 scr_touch (true);
3163 } 3844 break;
3164 break;
3165#endif 3845#endif
3846#ifdef CURSOR_BLINK
3847 case 12:
3848 cursor_blink_reset ();
3849 break;
3850#endif
3166 case 25: /* visible/invisible cursor */ 3851 case 25: /* visible/invisible cursor */
3167 rxvt_scr_cursor_visible(aR_ state); 3852 scr_cursor_visible (state);
3168 break; 3853 break;
3169 /* case 35: - shift keys */ 3854 /* case 35: - shift keys */
3170 /* case 40: - 80 <--> 132 mode */ 3855 /* case 40: - 80 <--> 132 mode */
3171 case 47: /* secondary screen */ 3856 case 47: /* secondary screen */
3172 rxvt_scr_change_screen(aR_ state); 3857 scr_change_screen (state);
3173 break; 3858 break;
3174 /* case 66: - application key pad */ 3859 /* case 66: - application key pad */
3175 /* case 67: - backspace key */ 3860 /* case 67: - backspace key */
3176 case 1000: /* X11 mouse reporting */ 3861 case 1000: /* X11 mouse reporting */
3177 if (state) /* orthogonal */ 3862 if (state) /* orthogonal */
3178 R->PrivateModes &= ~(PrivMode_MouseX10); 3863 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3179 break; 3864 break;
3180#if 0 3865 case 1002:
3181 case 1001: 3866 case 1003:
3182 break; /* X11 mouse highlighting */ 3867 if (state)
3183#endif 3868 {
3869 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3870 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3871 mouse_row = mouse_col = 0;
3872 vt_emask_mouse = PointerMotionMask;
3873 }
3874 else
3875 vt_emask_mouse = NoEventMask;
3876
3877 vt_select_input ();
3878 break;
3184 case 1010: /* scroll to bottom on TTY output inhibit */ 3879 case 1010: /* scroll to bottom on TTY output inhibit */
3185 if (state) 3880 set_option (Opt_scrollTtyOutput, !state);
3186 R->Options &= ~Opt_scrollTtyOutput; 3881 break;
3187 else
3188 R->Options |= Opt_scrollTtyOutput;
3189 break;
3190 case 1011: /* scroll to bottom on key press */ 3882 case 1011: /* scroll to bottom on key press */
3191 if (state) 3883 set_option (Opt_scrollTtyKeypress, state);
3192 R->Options |= Opt_scrollTtyKeypress; 3884 break;
3193 else
3194 R->Options &= ~Opt_scrollTtyKeypress;
3195 break;
3196 case 1047: /* secondary screen w/ clearing */ 3885 case 1047: /* secondary screen w/ clearing last */
3197 if (R->current_screen != PRIMARY) 3886 if (option (Opt_secondaryScreen))
3198 rxvt_scr_erase_screen(aR_ 2); 3887 if (!state)
3199 rxvt_scr_change_screen(aR_ state); 3888 scr_erase_screen (2);
3200 /* FALLTHROUGH */ 3889
3201 default: 3890 scr_change_screen (state);
3202 break; 3891 break;
3203 } 3892 case 1049: /* secondary screen w/ clearing first */
3893 if (option (Opt_secondaryScreen))
3894 if (state)
3895 scr_cursor (SAVE);
3896
3897 scr_change_screen (state);
3898
3899 if (option (Opt_secondaryScreen))
3900 if (state)
3901 scr_erase_screen (2);
3902 else
3903 scr_cursor (RESTORE);
3904 break;
3905 default:
3906 break;
3907 }
3204 } 3908 }
3205} 3909}
3206/*}}} */ 3910/*}}} */
3207 3911
3208/*{{{ process sgr sequences */ 3912/*{{{ process sgr sequences */
3209/* INTPROTO */ 3913void ecb_hot
3914rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3915{
3916 unsigned int i;
3917 short rendset;
3918 int rendstyle;
3919
3920 if (nargs == 0)
3921 {
3922 scr_rendition (0, ~RS_None);
3923 return;
3924 }
3925
3926 for (i = 0; i < nargs; i++)
3927 {
3928 rendset = -1;
3929 switch (arg[i])
3930 {
3931 case 0:
3932 rendset = 0, rendstyle = ~RS_None;
3933 break;
3934 case 1:
3935 rendset = 1, rendstyle = RS_Bold;
3936 break;
3937 //case 2: // low intensity
3938 case 3:
3939 rendset = 1, rendstyle = RS_Italic;
3940 break;
3941 case 4:
3942 rendset = 1, rendstyle = RS_Uline;
3943 break;
3944 case 5: // slowly blinking
3945 case 6: // rapidly blinking
3946 rendset = 1, rendstyle = RS_Blink;
3947 break;
3948 //case 6: // scoansi light background
3949 case 7:
3950 rendset = 1, rendstyle = RS_RVid;
3951 break;
3952 case 8:
3953 // invisible. NYI
3954 break;
3955 //case 9: // crossed out
3956 //case 10: // scoansi acs off, primary font
3957 //case 11: // scoansi acs on, first alt font
3958 //case 12: // scoansi acs on, |0x80, second alt font
3959 //...
3960 //case 19: // ninth alt font
3961 //case 20: // gothic
3962 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3963 rendset = 0, rendstyle = RS_Bold;
3964 break;
3965 case 22: // bold off (vt220)
3966 rendset = 0, rendstyle = RS_Bold;
3967 break;
3968 case 23: // disable italic
3969 rendset = 0, rendstyle = RS_Italic;
3970 break;
3971 case 24: // underline off (vt220)
3972 rendset = 0, rendstyle = RS_Uline;
3973 break;
3974 case 25: // blink off (vt220)
3975 rendset = 0, rendstyle = RS_Blink;
3976 break;
3977 case 26: // variable spacing (iso 8613)
3978 rendset = 0, rendstyle = RS_Blink;
3979 break;
3980 case 27: // reverse off (vt220)
3981 rendset = 0, rendstyle = RS_RVid;
3982 break;
3983 //case 28: // visible. NYI
3984 //case 29: // not crossed-out
3985 }
3986
3987 if (rendset != -1)
3988 {
3989 scr_rendition (rendset, rendstyle);
3990 continue; /* for (;i;) */
3991 }
3992
3993 switch (arg[i])
3994 {
3995 case 30:
3996 case 31: /* set fg color */
3997 case 32:
3998 case 33:
3999 case 34:
4000 case 35:
4001 case 36:
4002 case 37:
4003 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
4004 break;
4005 case 39: /* default fg */
4006 scr_color (Color_fg, Color_fg);
4007 break;
4008
4009 case 40:
4010 case 41: /* set bg color */
4011 case 42:
4012 case 43:
4013 case 44:
4014 case 45:
4015 case 46:
4016 case 47:
4017 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
4018 break;
4019 case 49: /* default bg */
4020 scr_color (Color_bg, Color_bg);
4021 break;
4022
4023 case 38: // set fg color, ISO 8613-6
4024 case 48: // set bg color, ISO 8613-6
4025 {
4026 unsigned int fgbg = arg[i] == 38 ? Color_fg : Color_bg;
4027 unsigned int idx;
4028
4029 if (nargs > i + 2 && arg[i + 1] == 5)
4030 {
4031 idx = minCOLOR + arg[i + 2];
4032 i += 2;
4033
4034 scr_color (idx, fgbg);
4035 }
4036 else if (nargs > i + 4 && arg[i + 1] == 2)
4037 {
4038 unsigned int r = arg[i + 2];
4039 unsigned int g = arg[i + 3];
4040 unsigned int b = arg[i + 4];
4041 unsigned int a = 0xff;
4042
4043 idx = map_rgb24_color (r, g, b, a);
4044
4045 i += 4;
4046
4047 scr_color (idx, fgbg);
4048 }
4049 }
4050 break;
4051
4052 //case 50: // not variable spacing
4053
4054#if !ENABLE_MINIMAL
4055 case 90:
4056 case 91: /* set bright fg color */
4057 case 92:
4058 case 93:
4059 case 94:
4060 case 95:
4061 case 96:
4062 case 97:
4063 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4064 break;
4065 case 100:
4066 case 101: /* set bright bg color */
4067 case 102:
4068 case 103:
4069 case 104:
4070 case 105:
4071 case 106:
4072 case 107:
4073 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4074 break;
4075#endif
4076 }
4077 }
4078}
4079
3210void 4080void
3211rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4081rxvt_term::set_cursor_style (int style)
3212{ 4082{
3213 unsigned int i; 4083 if (!IN_RANGE_INC (style, 0, 6))
3214 short rendset; 4084 return;
3215 int rendstyle;
3216 4085
3217 if (nargs == 0) { 4086 if (style == 0)
3218 rxvt_scr_rendition(aR_ 0, ~RS_None); 4087 style = 1;
3219 return;
3220 }
3221 for (i = 0; i < nargs; i++) {
3222 rendset = -1;
3223 switch (arg[i]) {
3224 case 0:
3225 rendset = 0, rendstyle = ~RS_None;
3226 break;
3227 case 1:
3228 rendset = 1, rendstyle = RS_Bold;
3229 break;
3230 case 4:
3231 rendset = 1, rendstyle = RS_Uline;
3232 break;
3233 case 5:
3234 rendset = 1, rendstyle = RS_Blink;
3235 break;
3236 case 7:
3237 rendset = 1, rendstyle = RS_RVid;
3238 break;
3239 case 22:
3240 rendset = 0, rendstyle = RS_Bold;
3241 break;
3242 case 24:
3243 rendset = 0, rendstyle = RS_Uline;
3244 break;
3245 case 25:
3246 rendset = 0, rendstyle = RS_Blink;
3247 break;
3248 case 27:
3249 rendset = 0, rendstyle = RS_RVid;
3250 break;
3251 }
3252 if (rendset != -1) {
3253 rxvt_scr_rendition(aR_ rendset, rendstyle);
3254 continue; /* for(;i;) */
3255 }
3256 4088
3257 switch (arg[i]) { 4089 cursor_type = (style - 1) / 2;
3258 case 30: 4090 set_option (Opt_cursorUnderline, cursor_type == 1);
3259 case 31: /* set fg color */
3260 case 32:
3261 case 33:
3262 case 34:
3263 case 35:
3264 case 36:
3265 case 37:
3266 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3267 Color_fg);
3268 break;
3269#ifdef TTY_256COLOR
3270 case 38:
3271 if (nargs > i + 2 && arg[i + 1] == 5) {
3272 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3273 Color_fg);
3274 i += 2;
3275 }
3276 break;
3277#endif
3278 case 39: /* default fg */
3279 rxvt_scr_color(aR_ Color_fg, Color_fg);
3280 break;
3281 4091
3282 case 40: 4092#ifdef CURSOR_BLINK
3283 case 41: /* set bg color */ 4093 set_option (Opt_cursorBlink, style & 1);
3284 case 42: 4094 cursor_blink_reset ();
3285 case 43:
3286 case 44:
3287 case 45:
3288 case 46:
3289 case 47:
3290 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3291 Color_bg);
3292 break;
3293#ifdef TTY_256COLOR
3294 case 48:
3295 if (nargs > i + 2 && arg[i + 1] == 5) {
3296 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3297 Color_bg);
3298 i += 2;
3299 }
3300 break;
3301#endif 4095#endif
3302 case 49: /* default bg */
3303 rxvt_scr_color(aR_ Color_bg, Color_bg);
3304 break;
3305 4096
3306#ifndef NO_BRIGHTCOLOR 4097 want_refresh = 1;
3307 case 90:
3308 case 91: /* set bright fg color */
3309 case 92:
3310 case 93:
3311 case 94:
3312 case 95:
3313 case 96:
3314 case 97:
3315 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3316 Color_fg);
3317 break;
3318 case 100:
3319 case 101: /* set bright bg color */
3320 case 102:
3321 case 103:
3322 case 104:
3323 case 105:
3324 case 106:
3325 case 107:
3326 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3327 Color_bg);
3328 break;
3329#endif
3330 }
3331 }
3332} 4098}
3333/*}}} */ 4099/*}}} */
3334 4100
3335/*{{{ process Rob Nation's own graphics mode sequences */
3336/* INTPROTO */
3337void
3338rxvt_process_graphics(pR)
3339{
3340 unsigned char ch, cmd = rxvt_cmd_getc(aR);
3341
3342#ifndef RXVT_GRAPHICS
3343 if (cmd == 'Q') { /* query graphics */
3344 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */
3345 return;
3346 }
3347/* swallow other graphics sequences until terminating ':' */
3348 do
3349 ch = rxvt_cmd_getc(aR);
3350 while (ch != ':');
3351#else
3352 unsigned int nargs;
3353 int args[NGRX_PTS];
3354 unsigned char *text = NULL;
3355
3356 if (cmd == 'Q') { /* query graphics */
3357 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3358 return;
3359 }
3360 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3361 int neg;
3362
3363 ch = rxvt_cmd_getc(aR);
3364 neg = (ch == '-');
3365 if (neg || ch == '+')
3366 ch = rxvt_cmd_getc(aR);
3367
3368 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3369 args[nargs] = args[nargs] * 10 + (ch - '0');
3370 if (neg)
3371 args[nargs] = -args[nargs];
3372
3373 nargs++;
3374 args[nargs] = 0;
3375 if (ch != ';')
3376 break;
3377 }
3378
3379 if ((cmd == 'T') && (nargs >= 5)) {
3380 int i, len = args[4];
3381
3382 text = rxvt_malloc((len + 1) * sizeof(char));
3383
3384 if (text != NULL) {
3385 for (i = 0; i < len; i++)
3386 text[i] = rxvt_cmd_getc(aR);
3387 text[len] = '\0';
3388 }
3389 }
3390 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3391#endif
3392}
3393/*}}} */
3394
3395/* ------------------------------------------------------------------------- */ 4101/* ---------------------------------------------------------------------- */
3396 4102/* Write data to the pty as typed by the user, pasted with the mouse,
3397/*{{{ Read and process output from the application */ 4103 * or generated by us in response to a query ESC sequence.
3398/* LIBPROTO */ 4104 */
3399void
3400rxvt_main_loop(pR)
3401{
3402 uint32_t ch, *str, buf[BUFSIZ];
3403 int nlines, refreshnow;
3404
3405 R->cmdbuf_ptr = R->cmdbuf_endp = R->cmdbuf_base;
3406
3407 /* once we know the shell is running, send the screen size. Again! */
3408 ch = rxvt_cmd_getc(aR); /* wait for something */
3409 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid);
3410
3411 refreshnow = 0;
3412 for (;;) {
3413 if (ch == NOCHAR)
3414 ch = rxvt_cmd_getc(aR);
3415
3416 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
3417 {
3418 /* Read a text string from the input buffer */
3419 nlines = 0;
3420 str = buf;
3421 *str++ = ch;
3422 for (;;)
3423 {
3424 ch = next_char (aR);
3425
3426 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r'))
3427 break;
3428 else
3429 {
3430 *str++ = ch;
3431
3432 if (ch == '\n')
3433 {
3434 nlines++;
3435 R->refresh_count++;
3436 if (!(R->Options & Opt_jumpScroll)
3437 || (R->refresh_count >= (R->refresh_limit
3438 * (R->TermWin.nrow - 1))))
3439 {
3440 refreshnow = 1;
3441 ch = NOCHAR;
3442 break;
3443 }
3444 }
3445
3446 if (str >= buf + BUFSIZ)
3447 {
3448 ch = NOCHAR;
3449 break;
3450 }
3451 }
3452 }
3453
3454 rxvt_scr_add_lines(aR_ buf, nlines, str - buf);
3455
3456 /*
3457 * If there have been a lot of new lines, then update the screen
3458 * What the heck I'll cheat and only refresh less than every page-full.
3459 * the number of pages between refreshes is R->refresh_limit, which
3460 * is incremented here because we must be doing flat-out scrolling.
3461 *
3462 * refreshing should be correct for small scrolls, because of the
3463 * time-out
3464 */
3465
3466 //TODO: REFRESH_PERIOD is one, fix it
3467 if (refreshnow)
3468 {
3469 refreshnow = 0;
3470
3471 if ((R->Options & Opt_jumpScroll) && R->refresh_limit < REFRESH_PERIOD)
3472 R->refresh_limit++;
3473
3474 rxvt_scr_refresh(aR_ R->refresh_type);
3475 }
3476
3477 }
3478 else
3479 {
3480 switch (ch)
3481 {
3482 default:
3483 rxvt_process_nonprinting(aR_ ch);
3484 break;
3485 case C0_ESC: /* escape char */
3486 rxvt_process_escape_seq(aR);
3487 break;
3488 /* case 0x9b: */ /* CSI */
3489 /* rxvt_process_csi_seq(aR); */
3490 }
3491
3492 ch = NOCHAR;
3493 }
3494 }
3495/* NOTREACHED */
3496}
3497 4105
3498/* 4106/*
3499 * Send printf() formatted output to the command. 4107 * Send printf () formatted output to the command.
3500 * Only use for small amounts of data. 4108 * Only use for small amounts of data.
3501 */ 4109 */
3502/* EXTPROTO */
3503void 4110void
3504rxvt_tt_printf(pR_ const char *fmt,...) 4111rxvt_term::tt_printf (const char *fmt,...)
3505{ 4112{
3506 va_list arg_ptr; 4113 va_list arg_ptr;
3507 unsigned char buf[256]; 4114 char buf[256];
3508 4115
3509 va_start(arg_ptr, fmt); 4116 va_start (arg_ptr, fmt);
3510 vsprintf((char *)buf, fmt, arg_ptr); 4117 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3511 va_end(arg_ptr); 4118 va_end (arg_ptr);
3512 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4119 tt_write (buf, strlen (buf));
3513} 4120}
3514 4121
3515/* ---------------------------------------------------------------------- */ 4122/* Write data to the pty as typed by the user. */
3516/* Addresses pasting large amounts of data and rxvt hang
3517 * code pinched from xterm (v_write()) and applied originally to
3518 * rxvt-2.18 - Hops
3519 * Write data to the pty as typed by the user, pasted with the mouse,
3520 * or generated by us in response to a query ESC sequence.
3521 */
3522/* EXTPROTO */
3523void 4123void
3524rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4124rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3525{ 4125{
3526#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4126 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3527 int riten; 4127 return;
3528 unsigned int p;
3529 unsigned char *v_buffer, /* start of physical buffer */
3530 *v_bufstr, /* start of current buffer pending */
3531 *v_bufptr, /* end of current buffer pending */
3532 *v_bufend; /* end of physical buffer */
3533 4128
3534 if (R->v_bufstr == NULL && len > 0) { 4129 if (option (Opt_scrollTtyKeypress))
3535 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4130 if (view_start)
3536 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4131 {
3537 v_bufend = v_buffer + p; 4132 view_start = 0;
3538 } else { 4133 want_refresh = 1;
3539 v_buffer = R->v_buffer;
3540 v_bufstr = R->v_bufstr;
3541 v_bufptr = R->v_bufptr;
3542 v_bufend = R->v_bufend;
3543 } 4134 }
3544 4135
3545 /* 4136 tt_write_ (data, len);
3546 * Append to the block we already have. Always doing this simplifies the 4137}
3547 * code, and isn't too bad, either. If this is a short block, it isn't 4138
3548 * too expensive, and if this is a long block, we won't be able to write 4139void
3549 * it all anyway. 4140rxvt_term::tt_write (const char *data, unsigned int len)
3550 */ 4141{
3551 if (len > 0) { 4142 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3552 if (v_bufend < v_bufptr + len) { /* run out of room */ 4143 return;
3553 if (v_bufstr != v_buffer) { 4144
3554 /* there is unused space, move everything down */ 4145 tt_write_ (data, len);
3555 MEMMOVE(v_buffer, v_bufstr, 4146}
3556 (unsigned int)(v_bufptr - v_bufstr)); 4147
3557 v_bufptr -= v_bufstr - v_buffer; 4148static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3558 v_bufstr = v_buffer; 4149
4150void
4151rxvt_term::tt_write_ (const char *data, unsigned int len)
4152{
4153 if (pty->pty < 0)
4154 return;
4155
4156 if (v_buflen == 0)
4157 {
4158 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4159
4160 max_it (written, 0);
4161
4162 if (written == len)
4163 return;
4164
4165 data += written;
4166 len -= written;
3559 } 4167 }
3560 if (v_bufend < v_bufptr + len) {
3561 /* still won't fit: get more space */
3562 /* use most basic realloc because an error is not fatal. */
3563 unsigned int size = v_bufptr - v_buffer;
3564 unsigned int reallocto;
3565 4168
3566 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4169 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3567 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4170
3568 /* save across realloc */ 4171 memcpy (v_buffer + v_buflen, data, len);
3569 if (v_buffer) { 4172 v_buflen += len;
3570 v_bufstr = v_buffer; 4173
3571 v_bufptr = v_buffer + size; 4174 pty_ev.set (ev::READ | ev::WRITE);
3572 v_bufend = v_buffer + reallocto; 4175}
3573 } else { /* no memory: ignore entire write request */ 4176
3574 rxvt_print_error("data loss: cannot allocate buffer space"); 4177void rxvt_term::pty_write ()
3575 v_buffer = v_bufstr; /* restore clobbered pointer */ 4178{
3576 } 4179 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4180
4181 if (written > 0)
4182 {
4183 v_buflen -= written;
4184
4185 if (v_buflen == 0)
4186 {
4187 free (v_buffer);
4188 v_buffer = 0;
4189
4190 pty_ev.set (ev::READ);
4191 return;
4192 }
4193
4194 memmove (v_buffer, v_buffer + written, v_buflen);
3577 } 4195 }
3578 } 4196 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3579 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4197 pty_ev.set (ev::READ);
3580 MEMCPY(v_bufptr, d, len);
3581 v_bufptr += len;
3582 }
3583 }
3584
3585 /*
3586 * Write out as much of the buffer as we can.
3587 * Be careful not to overflow the pty's input silo.
3588 * We are conservative here and only write a small amount at a time.
3589 *
3590 * If we can't push all the data into the pty yet, we expect write
3591 * to return a non-negative number less than the length requested
3592 * (if some data written) or -1 and set errno to EAGAIN,
3593 * EWOULDBLOCK, or EINTR (if no data written).
3594 *
3595 * (Not all systems do this, sigh, so the code is actually
3596 * a little more forgiving.)
3597 */
3598 if ((p = v_bufptr - v_bufstr) > 0) {
3599 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3600 if (riten < 0)
3601 riten = 0;
3602 v_bufstr += riten;
3603 if (v_bufstr >= v_bufptr) /* we wrote it all */
3604 v_bufstr = v_bufptr = v_buffer;
3605 }
3606 /*
3607 * If we have lots of unused memory allocated, return it
3608 */
3609 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3610 /* save pointers across realloc */
3611 unsigned int start = v_bufstr - v_buffer;
3612 unsigned int size = v_bufptr - v_buffer;
3613 unsigned int reallocto;
3614
3615 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3616 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3617 if (v_buffer) {
3618 v_bufstr = v_buffer + start;
3619 v_bufptr = v_buffer + size;
3620 v_bufend = v_buffer + reallocto;
3621 } else {
3622 /* should we print a warning if couldn't return memory? */
3623 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3624 }
3625 }
3626 R->v_buffer = v_buffer;
3627 R->v_bufstr = v_bufstr;
3628 R->v_bufptr = v_bufptr;
3629 R->v_bufend = v_bufend;
3630} 4198}
4199
3631/*----------------------- end-of-file (C source) -----------------------*/ 4200/*----------------------- end-of-file (C source) -----------------------*/
3632 4201

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