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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.604 by sf-exg, Sat Feb 3 15:47:24 2024 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.5 2003/11/25 15:44:38 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * - vt100 printing 11 * - vt100 printing
13 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu> 12 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>
14 * - X11 mouse report mode and support for 13 * - X11 mouse report mode and support for
15 * DEC "private mode" save/restore functions. 14 * DEC "private mode" save/restore functions.
… …
21 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es> 20 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
22 * - modification and cleanups for Solaris 2.x 21 * - modification and cleanups for Solaris 2.x
23 * and Linux 1.2.x 22 * and Linux 1.2.x
24 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 23 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
25 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 24 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
26 * - extensive modifications 25 * - extensive modifications
27 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
28 * Copyright (c) 2001 Marius Gedminas 27 * Copyright (c) 2001 Marius Gedminas
29 * - Ctrl/Mod4+Tab works like Meta+Tab (options) 28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
30 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org> 29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2021 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
90 XK_Prior, 0x21de,
91 XK_Next, 0x21df,
92 XK_Tab, 0x21e5,
93 XK_ISO_Left_Tab, 0x21e6,
94 XK_Shift_L, 0x21e7,
95 XK_Shift_R, 0x21e7,
96
97 XK_Shift_Lock, 0x21eb,
98 XK_ISO_Lock, 0x21eb,
99 XK_Caps_Lock, 0x21ec,
100 XK_Num_Lock, 0x21ed,
101 XK_ISO_Level3_Shift, 0x21ee,
102 XK_ISO_Level3_Lock, 0x21ef,
103 XK_ISO_Group_Lock, 0x21f0,
104 XK_Home, 0x21f1,
105 XK_End, 0x21f2,
106
107 XK_Execute, 0x2318,
108 XK_Begin, 0x2320,
109 XK_Delete, 0x2326,
110 XK_Clear, 0x2327,
111 XK_BackSpace, 0x232b,
112 XK_Insert, 0x2380,
113 XK_KP_Enter, 0x2386,
114 XK_Alt_L, 0x2387,
115 XK_Alt_R, 0x2387,
116 XK_Control_L, 0x2388,
117 XK_Control_R, 0x2388,
118 XK_Pause, 0x2389,
119 XK_Break, 0x238a,
120 XK_Escape, 0x238b,
121 XK_Undo, 0x238c,
122 XK_Print, 0x2399,
123 XK_Return, 0x23ce,
124
125 XK_space, 0x2423,
126
127#ifdef XK_KP_Begin
128 XK_KP_Prior, 0x21de,
129 XK_KP_Next, 0x21df,
130 XK_KP_Begin, 0x2320,
131 XK_KP_Insert, 0x2380,
132 XK_KP_Delete, 0x2326,
133 XK_KP_Space, 0x2422,
134#endif
135 0,
136};
137
138void ecb_cold
139rxvt_term::iso14755_54 (int x, int y)
59{ 140{
60 int ctrl, meta, shft, len; 141 x = Pixel2Col (x);
61 unsigned int newlen; 142 y = Pixel2Row (y);
62 KeySym keysym; 143
63#ifdef DEBUG_CMD 144 if (!IN_RANGE_EXC (x, 0, ncol)
64 static int debug_key = 1; /* accessible by a debugger only */ 145 || !IN_RANGE_EXC (y, 0, nrow))
146 return;
147
148 for (;;)
149 {
150 const line_t &l = ROW(y + view_start);
151
152 text_t t = l.t[x];
153
154 if (t != NOCHAR || !x)
155 {
156 iso14755_51 (l.t[x], l.r[x], x, y, view_start);
157 iso14755buf = ISO_14755_54;
158 break;
159 }
160
161 x--;
162 }
163}
164
165void ecb_cold
166rxvt_term::iso14755_51 (unicode_t ch, rend_t r, int x, int y, int y2)
167{
168 rxvt_fontset *fs = FONTSET (r);
169 wchar_t *chr, *alloc, ch2, **fname;
170 int len;
171
172# if ENABLE_COMBINING
173 if (IS_COMPOSE (ch))
174 {
175 len = rxvt_composite.expand (ch);
176 alloc = chr = new wchar_t[len];
177 rxvt_composite.expand (ch, chr);
178 }
179 else
65#endif 180# endif
66#ifdef USE_XIM 181 {
67 int valid_keysym; 182 ch2 = ch;
183
184 alloc = 0;
185 chr = &ch2;
186 len = 1;
187 }
188
189 char rowcol[40];
190 snprintf (rowcol, sizeof rowcol, "col %d row %d @%d", x, y, y2);
191
192 char attr[80]; // plenty
193
194 sprintf (attr, "%08x = fg %d bg %d%s%s%s%s%s%s",
195 (int)r,
196 fgcolor_of (r), bgcolor_of (r),
197 r & RS_Bold ? " bold" : "",
198 r & RS_Italic ? " italic" : "",
199 r & RS_Blink ? " blink" : "",
200 r & RS_RVid ? " rvid" : "",
201 r & RS_Uline ? " uline" : "",
202 r & RS_Careful ? " careful" : "");
203
204 int width = 0;
205 fname = rxvt_temp_buf<wchar_t *> (len);
206 for (int i = 0; i < len; i++)
207 {
208 rxvt_font *f = (*fs)[fs->find_font_idx (chr[i])];
209 fname[i] = rxvt_utf8towcs (f->name);
210 max_it (width, wcswidth (fname[i], wcslen (fname[i])));
211 }
212
213 max_it (width, strlen (attr));
214
215 if (y >= 0)
216 {
217 y = (y >= nrow - len - 5 && x < width + 2) ? 0 : -1;
218 x = 0;
219 }
220
221 scr_overlay_new (x, y, width, len * 2 + 2);
222
223 scr_overlay_set (0, 0, rowcol);
224
225 r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
226
227 for (int y = 0; y < len; y++)
228 {
229 char buf[9];
230
231 ch = *chr++;
232
233 sprintf (buf, "%8x", ch);
234 scr_overlay_set (0, y + 1, buf);
235 scr_overlay_set (9, y + 1, '=');
236# if !UNICODE_3
237 if (ch >= 0x10000)
238 ch = 0xfffd;
68#endif 239# endif
69 unsigned char *kbuf = R->kbuf; 240 scr_overlay_set (11, y + 1, ch, r);
70 241
71/* 242 if (WCWIDTH (ch) >= 2)
243 scr_overlay_set (12, y + 1, NOCHAR, r);
244 }
245
246// {
247// char buf[4+4+3+1];
248// snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
249// scr_overlay_set (0, 0, buf);
250// }
251 scr_overlay_set (0, len + 1, attr);
252 for (int i = 0; i < len; i++)
253 {
254 scr_overlay_set (0, len + 2 + i, fname[i]);
255 free (fname[i]);
256 }
257
258# if ENABLE_COMBINING
259 if (alloc)
260 delete [] alloc;
261# endif
262}
263#endif
264
265void ecb_cold
266rxvt_term::commit_iso14755 ()
267{
268 wchar_t ch = iso14755buf & ISO_14755_MASK;
269
270 if (iso14755buf & ISO_14755_51)
271 {
272 char mb[MB_LEN_MAX];
273 int len;
274
275 // allow verbatim 0-bytes and control-bytes to be entered
276 if (ch >= 0x20)
277 len = wctomb (mb, ch);
278 else
279 {
280 mb[0] = ch;
281 len = 1;
282 }
283
284 if (len > 0)
285 tt_write (mb, len);
286 else
287 scr_bell ();
288 }
289
290 iso14755buf = 0;
291}
292
293static int ecb_cold
294hex_keyval (XKeyEvent &ev)
295{
296 // check whether this event corresponds to a hex digit
297 // if the modifiers had not been pressed.
298 for (int index = 0; index < 8; index++)
299 {
300 KeySym k = XLookupKeysym (&ev, index);
301
302 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
303 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
304 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
305 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
306 }
307
308 return -1;
309}
310#endif
311
312static inline KeySym ecb_cold
313translate_keypad (KeySym keysym, bool kp)
314{
315#ifdef XK_KP_Home
316 static const KeySym keypadtrans[] = {
317 XK_KP_7, // XK_KP_Home
318 XK_KP_4, // XK_KP_Left
319 XK_KP_8, // XK_KP_Up
320 XK_KP_6, // XK_KP_Right
321 XK_KP_2, // XK_KP_Down
322 XK_KP_9, // XK_KP_Prior
323 XK_KP_3, // XK_KP_Next
324 XK_KP_1, // XK_KP_End
325 XK_KP_5, // XK_KP_Begin
326 };
327
328 if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
329 {
330 unsigned int index = keysym - XK_KP_Home;
331 keysym = kp ? keypadtrans[index] : XK_Home + index;
332 }
333 else if (keysym == XK_KP_Insert)
334 keysym = kp ? XK_KP_0 : XK_Insert;
335# ifndef NO_DELETE_KEY
336 else if (keysym == XK_KP_Delete)
337 keysym = kp ? XK_KP_Decimal : XK_Delete;
338# endif
339#endif
340 return keysym;
341}
342
343static inline int ecb_cold
344map_function_key (KeySym keysym)
345{
346 int param = 0;
347
348 if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
349 {
350 param = 11 + keysym - XK_F1;
351 if (keysym >= XK_F17)
352 param += 4;
353 else if (keysym >= XK_F15)
354 param += 3;
355 else if (keysym >= XK_F11)
356 param += 2;
357 else if (keysym >= XK_F6)
358 param += 1;
359 }
360 else
361 switch (keysym)
362 {
363 case XK_Find:
364 param = 1;
365 break;
366 case XK_Insert:
367 param = 2;
368 break;
369#ifdef DXK_Remove
370 case DXK_Remove:
371#endif
372 case XK_Execute:
373 param = 3;
374 break;
375 case XK_Select:
376 param = 4;
377 break;
378 case XK_Prior:
379 param = 5;
380 break;
381 case XK_Next:
382 param = 6;
383 break;
384 case XK_Home:
385 param = 7;
386 break;
387 case XK_End:
388 param = 8;
389 break;
390 case XK_Help:
391 param = 28;
392 break;
393 case XK_Menu:
394 param = 29;
395 break;
396 }
397 return param;
398}
399
400static inline wchar_t *
401rxvt_wcsdup (const wchar_t *str, int len)
402{
403 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
404 memcpy (r, str, len * sizeof (wchar_t));
405 r[len] = 0;
406 return r;
407}
408
409void ecb_cold
410rxvt_term::key_press (XKeyEvent &ev)
411{
412 int ctrl, meta, shft, len;
413 KeySym keysym = NoSymbol;
414 char rkbuf[KBUFSZ + 1];
415 char *kbuf = rkbuf + 1;
416
417#if ISO_14755
418 if (iso14755buf & ISO_14755_52)
419 return;
420#endif
421
422 /*
72 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an 423 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73 * escape sequence to toggle the Keypad. 424 * escape sequence to toggle the Keypad.
74 * 425 *
75 * Always permit `shift' to override the current setting 426 * Always permit `shift' to override the current setting
76 */ 427 */
77 shft = (ev->state & ShiftMask); 428 shft = ev.state & ShiftMask;
78 ctrl = (ev->state & ControlMask); 429 ctrl = ev.state & ControlMask;
79 meta = (ev->state & R->ModMetaMask); 430 meta = ev.state & ModMetaMask;
80 if (R->numlock_state || (ev->state & R->ModNumLockMask)) { 431
81 R->numlock_state = (ev->state & R->ModNumLockMask); 432 kbuf[0] = 0;
82 PrivMode((!R->numlock_state), PrivMode_aplKP); 433
83 }
84#ifdef USE_XIM 434#if USE_XIM
85 if (R->Input_Context != NULL) { 435 if (Input_Context)
86 Status status_return; 436 {
437 Status status_return;
87 438
88 kbuf[0] = '\0'; 439#if 0
89#ifdef X_HAVE_UTF8_STRING 440#ifdef X_HAVE_UTF8_STRING
441 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 442 len = Xutf8LookupString (Input_Context, &ev, kbuf,
91 KBUFSZ, &keysym, &status_return); 443 KBUFSZ, &keysym, &status_return);
444 else
445#endif
446#endif
447 {
448 wchar_t wkbuf[KBUFSZ + 1];
449
450 // the XOpenIM manpage lies about hardcoding the locale
451 // at the point of XOpenIM, so temporarily switch locales
452 if (rs[Rs_imLocale])
453 SET_LOCALE (rs[Rs_imLocale]);
454
455 // assume wchar_t == unicode or better
456 len = XwcLookupString (Input_Context, &ev, wkbuf,
457 KBUFSZ, &keysym, &status_return);
458
459 if (rs[Rs_imLocale])
460 SET_LOCALE (locale);
461
462 if (status_return == XLookupChars
463 || status_return == XLookupBoth)
464 {
465 /* make sure the user can type ctrl-@, i.e. NUL */
466 if (len == 1 && *wkbuf == 0)
467 {
468 kbuf[0] = 0;
469 len = 1;
470 }
471 else
472 {
473 wkbuf[len] = 0;
474 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
475 if (len < 0)
476 len = 0;
477 }
478 }
479 else
480 len = 0;
481 }
482 }
483 else
484#endif
485 {
486 len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
487 }
488
489 if (keysym != NoSymbol)
490 {
491 KeySym orig_keysym = keysym;
492
493 /* Shift + F1 - F10 generates F11 - F20 */
494 if (shft && keysym >= XK_F1 && keysym <= XK_F10)
495 {
496 keysym += (XK_F11 - XK_F1);
497 shft = 0; /* turn off Shift */
498 }
499
500 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
501 {
502 bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
503 unsigned int newlen = 1;
504
505 if (ev.state & ModNumLockMask)
506 kp = false;
507
508 keysym = translate_keypad (keysym, kp);
509
510 switch (keysym)
511 {
512#ifndef NO_BACKSPACE_KEY
513 case XK_BackSpace:
514 if (priv_modes & PrivMode_HaveBackSpace)
515 {
516 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
517 ^ !!ctrl) ? '\b' : '\177';
518 kbuf[1] = '\0';
519 }
520 else
521 strcpy (kbuf, rs[Rs_backspace_key]);
522 break;
523#endif
524#ifndef NO_DELETE_KEY
525 case XK_Delete:
526 strcpy (kbuf, rs[Rs_delete_key]);
527 break;
528#endif
529 case XK_Tab:
530 if (shft)
531 strcpy (kbuf, "\033[Z");
532 else
533 {
534#ifdef CTRL_TAB_MAKES_META
535 if (ctrl)
536 meta = 1;
537#endif
538#ifdef MOD4_TAB_MAKES_META
539 if (ev.state & Mod4Mask)
540 meta = 1;
541#endif
542 newlen = 0;
543 }
544 break;
545
546 case XK_Up: /* "\033[A" */
547 case XK_Down: /* "\033[B" */
548 case XK_Right: /* "\033[C" */
549 case XK_Left: /* "\033[D" */
550 strcpy (kbuf, "\033[Z");
551 kbuf[2] = "DACB"[keysym - XK_Left];
552 /* do Shift first */
553 if (shft)
554 kbuf[2] = "dacb"[keysym - XK_Left];
555 else if (ctrl)
556 {
557 kbuf[1] = 'O';
558 kbuf[2] = "dacb"[keysym - XK_Left];
559 }
560 else if (priv_modes & PrivMode_aplCUR)
561 kbuf[1] = 'O';
562 break;
563
564 case XK_KP_Enter:
565 /* allow shift to override */
566 if (kp)
567 {
568 strcpy (kbuf, "\033OM");
569 break;
570 }
571
572 /* FALLTHROUGH */
573
574 case XK_Return:
575 if (priv_modes & PrivMode_LFNL)
576 {
577 kbuf[0] = '\015';
578 kbuf[1] = '\012';
579 kbuf[2] = '\0';
580 }
581 else
582 {
583 kbuf[0] = '\015';
584 kbuf[1] = '\0';
585 }
586 break;
587
588 case XK_KP_F1: /* "\033OP" */
589 case XK_KP_F2: /* "\033OQ" */
590 case XK_KP_F3: /* "\033OR" */
591 case XK_KP_F4: /* "\033OS" */
592 strcpy (kbuf, "\033OP");
593 kbuf[2] += (keysym - XK_KP_F1);
594 break;
595
596 case XK_KP_Multiply: /* "\033Oj" : "*" */
597 case XK_KP_Add: /* "\033Ok" : "+" */
598 case XK_KP_Separator: /* "\033Ol" : "," */
599 case XK_KP_Subtract: /* "\033Om" : "-" */
600 case XK_KP_Decimal: /* "\033On" : "." */
601 case XK_KP_Divide: /* "\033Oo" : "/" */
602 case XK_KP_0: /* "\033Op" : "0" */
603 case XK_KP_1: /* "\033Oq" : "1" */
604 case XK_KP_2: /* "\033Or" : "2" */
605 case XK_KP_3: /* "\033Os" : "3" */
606 case XK_KP_4: /* "\033Ot" : "4" */
607 case XK_KP_5: /* "\033Ou" : "5" */
608 case XK_KP_6: /* "\033Ov" : "6" */
609 case XK_KP_7: /* "\033Ow" : "7" */
610 case XK_KP_8: /* "\033Ox" : "8" */
611 case XK_KP_9: /* "\033Oy" : "9" */
612 /* allow shift to override */
613 if (kp)
614 {
615 strcpy (kbuf, "\033Oj");
616 kbuf[2] += (keysym - XK_KP_Multiply);
617 }
618 else
619 {
620 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
621 kbuf[1] = '\0';
622 }
623 break;
624
625 default:
626 {
627 int param = map_function_key (keysym);
628 if (param > 0)
629 sprintf (kbuf,"\033[%d~", param);
630 else
631 newlen = 0;
632 }
633 break;
634 }
635
636 if (newlen)
637 len = strlen (kbuf);
638
639 if (len > 0)
640 {
641 /*
642 * pass Shift/Control indicators for function keys ending with `~'
643 *
644 * eg,
645 * Prior = "ESC[5~"
646 * Shift+Prior = "ESC[5$"
647 * Ctrl+Prior = "ESC[5^"
648 * Ctrl+Shift+Prior = "ESC[5@"
649 */
650 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
651 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
652
653 /*
654 * Pass meta for all function keys, if 'meta' option set
655 */
656#ifdef META8_OPTION
657 if (meta && (meta_char == 0x80))
658 kbuf[len - 1] |= 0x80;
659#endif
660 }
661
662 }
663 else if (ctrl && keysym == XK_minus)
664 {
665 len = 1;
666 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
667 }
668 else if (keysym == XK_ISO_Left_Tab)
669 {
670 strcpy (kbuf, "\033[Z");
671 len = 3;
672 }
673 else
674 {
675#ifdef META8_OPTION
676 /* set 8-bit on */
677 if (meta && (meta_char == 0x80))
678 {
679 char *ch;
680
681 for (ch = kbuf; ch < kbuf + len; ch++)
682 *ch |= 0x80;
683 }
684#endif
685 /* nil */ ;
686 }
687
688 keysym = orig_keysym;
689 }
690
691 /* escape prefix */
692 if (len && meta
693#ifdef META8_OPTION
694 && meta_char == C0_ESC
695#endif
696 )
697 {
698 *--kbuf = C0_ESC;
699 len++;
700 }
701
702 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
703 return;
704
705 if (keysym != NoSymbol)
706 {
707#ifdef KEYSYM_RESOURCE
708 if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
709 return;
710#endif
711
712 if (saveLines)
713 {
714#ifdef UNSHIFTED_SCROLLKEYS
715 if (!ctrl && !meta)
92#else 716#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 717 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 718#endif
96 valid_keysym = ((status_return == XLookupKeySym) 719 {
97 || (status_return == XLookupBoth)); 720 int lnsppg;
98 } else {
99 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100 &R->compose);
101 valid_keysym = 1;
102 }
103#else /* USE_XIM */
104 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105 &R->compose);
106/*
107 * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108 * good for installations with correct fonts, but without XLOCALE
109 */
110 if (!len) {
111 if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112 kbuf[0] = (keysym & 0xFF);
113 kbuf[1] = '\0';
114 len = 1;
115 } else
116 kbuf[0] = '\0';
117 }
118#endif /* USE_XIM */
119 721
120#ifdef USE_XIM 722#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 723 lnsppg = nrow - PAGING_CONTEXT_LINES;
122#endif
123 {
124/* for some backwards compatibility */
125#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126# ifdef HOTKEY_CTRL
127 if (ctrl) {
128# else 724#else
129 if (meta) { 725 lnsppg = nrow * 4 / 5;
726#endif
727 max_it (lnsppg, 1);
728
729 if (keysym == XK_Prior)
730 {
731 scr_page (lnsppg);
732 return;
733 }
734 else if (keysym == XK_Next)
735 {
736 scr_page (-lnsppg);
737 return;
738 }
739 }
740#ifdef SCROLL_ON_UPDOWN_KEYS
741 if (IS_SCROLL_MOD)
742 {
743 if (keysym == XK_Up)
744 {
745 scr_page (1);
746 return;
747 }
748 else if (keysym == XK_Down)
749 {
750 scr_page (-1);
751 return;
752 }
753 }
754#endif
755#ifdef SCROLL_ON_HOMEEND_KEYS
756 if (IS_SCROLL_MOD)
757 {
758 if (keysym == XK_Home)
759 {
760 scr_changeview (top_row);
761 return;
762 }
763 else if (keysym == XK_End)
764 {
765 scr_changeview (0);
766 return;
767 }
768 }
769#endif
770 }
771
772 if (shft)
773 {
774 if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
775 {
776 switch (keysym)
777 {
778 /* normal XTerm key bindings */
779 case XK_Insert: /* Shift+Insert = paste mouse selection */
780 selection_request (ev.time);
781 return;
782#if TODO
783 /* rxvt extras */
784 case XK_KP_Add: /* Shift+KP_Add = bigger font */
785 return;
786 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
787 return;
788#endif
789 }
790 }
791 }
792
793 if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
794 {
795 if (keysym == XK_v)
796 selection_request (ev.time, Sel_Clipboard);
797 else if (selection.len > 0)
798 {
799 free (selection.clip_text);
800 selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
801 selection.clip_len = selection.len;
802 selection_grab (CurrentTime, true);
803 }
804
805 return;
806 }
807
808#if ENABLE_FRILLS || ISO_14755
809 // ISO 14755 support
810 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
811 {
812 int hv;
813
814 if (iso14755buf & ISO_14755_51
815 && (keysym == XK_space || keysym == XK_KP_Space
816 || keysym == XK_Return || keysym == XK_KP_Enter))
817 {
818 commit_iso14755 ();
819 iso14755buf = ISO_14755_51;
820# if ISO_14755
821 iso14755_51 (0);
130# endif 822# endif
131 if (keysym == R->ks_bigfont) { 823 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 824 }
133 return; 825 else if (keysym == XK_BackSpace)
134 } else if (keysym == R->ks_smallfont) { 826 {
135 rxvt_change_font(aR_ 0, FONT_DN); 827 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136 return; 828# if ISO_14755
137 } 829 iso14755_51 (iso14755buf & ISO_14755_MASK);
138 }
139#endif
140
141 if (R->TermWin.saveLines) {
142#ifdef UNSHIFTED_SCROLLKEYS
143 if (!ctrl && !meta) {
144#else
145 if (IS_SCROLL_MOD) {
146#endif
147 int lnsppg;
148
149#ifdef PAGING_CONTEXT_LINES
150 lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151#else
152 lnsppg = R->TermWin.nrow * 4 / 5;
153#endif
154 if (keysym == XK_Prior) {
155 rxvt_scr_page(aR_ UP, lnsppg);
156 return;
157 } else if (keysym == XK_Next) {
158 rxvt_scr_page(aR_ DN, lnsppg);
159 return;
160 }
161 }
162#ifdef SCROLL_ON_UPDOWN_KEYS
163 if (IS_SCROLL_MOD) {
164 if (keysym == XK_Up) {
165 rxvt_scr_page(aR_ UP, 1);
166 return;
167 } else if (keysym == XK_Down) {
168 rxvt_scr_page(aR_ DN, 1);
169 return;
170 }
171 }
172#endif
173#ifdef SCROLL_ON_HOMEEND_KEYS
174 if (IS_SCROLL_MOD) {
175 if (keysym == XK_Home) {
176 rxvt_scr_move_to(aR_ 0, 1);
177 return;
178 } else if (keysym == XK_End) {
179 rxvt_scr_move_to(aR_ 1, 0);
180 return;
181 }
182 }
183#endif
184 }
185
186 if (shft) {
187 /* Shift + F1 - F10 generates F11 - F20 */
188 if (keysym >= XK_F1 && keysym <= XK_F10) {
189 keysym += (XK_F11 - XK_F1);
190 shft = 0; /* turn off Shift */
191 } else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192 switch (keysym) {
193 /* normal XTerm key bindings */
194 case XK_Insert: /* Shift+Insert = paste mouse selection */
195 rxvt_selection_request(aR_ ev->time, 0, 0);
196 return;
197 /* rxvt extras */
198 case XK_KP_Add: /* Shift+KP_Add = bigger font */
199 rxvt_change_font(aR_ 0, FONT_UP);
200 return;
201 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202 rxvt_change_font(aR_ 0, FONT_DN);
203 return;
204 }
205 }
206 }
207#ifdef PRINTPIPE
208 if (keysym == XK_Print) {
209 rxvt_scr_printscreen(aR_ ctrl | shft);
210 return;
211 }
212#endif
213#ifdef GREEK_SUPPORT
214 if (keysym == R->ks_greekmodeswith) {
215 R->greek_mode = !R->greek_mode;
216 if (R->greek_mode) {
217 rxvt_xterm_seq(aR_ XTerm_title,
218 (greek_getmode() == GREEK_ELOT928
219 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220 greek_reset();
221 } else
222 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223 return;
224 }
225#endif
226
227 if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228#ifdef KEYSYM_RESOURCE
229 if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230 unsigned int l;
231 const unsigned char *kbuf0;
232 const unsigned char ch = C0_ESC;
233
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235 l = (unsigned int)*kbuf0++;
236
237 /* escape prefix */
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 830# endif
242 rxvt_tt_write(aR_ &ch, 1); 831 return;
243 rxvt_tt_write(aR_ kbuf0, l); 832 }
244 return; 833 else if ((hv = hex_keyval (ev)) >= 0)
245 } else 834 {
246#endif 835 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247 { 836 | hv | ISO_14755_51;
248 newlen = 1; 837# if ISO_14755
249 switch (keysym) { 838 iso14755_51 (iso14755buf & ISO_14755_MASK);
250#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0';
256 } else
257 STRCPY(kbuf, R->key_backspace);
258# ifdef MULTICHAR_SET
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260 int col, row;
261
262 newlen = STRLEN(kbuf);
263 col = R->screen.cur.col - 1;
264 row = R->screen.cur.row + R->TermWin.saveLines;
265 if (IS_MULTI2(R->screen.rend[row][col]))
266 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267 }
268# endif 839# endif
269 break;
270#endif
271#ifndef NO_DELETE_KEY
272 case XK_Delete:
273 STRCPY(kbuf, R->key_delete);
274# ifdef MULTICHAR_SET
275 if (R->Options & Opt_mc_hack) {
276 int col, row;
277
278 newlen = STRLEN(kbuf);
279 col = R->screen.cur.col;
280 row = R->screen.cur.row + R->TermWin.saveLines;
281 if (IS_MULTI1(R->screen.rend[row][col]))
282 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283 }
284# endif
285 break;
286#endif
287 case XK_Tab:
288 if (shft)
289 STRCPY(kbuf, "\033[Z");
290 else {
291#ifdef CTRL_TAB_MAKES_META
292 if (ctrl)
293 meta = 1;
294#endif
295#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask)
297 meta = 1;
298#endif
299 newlen = 0;
300 }
301 break;
302
303
304#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310 STRCPY(kbuf, "\033OZ");
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312 break;
313 } else
314 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */
317#endif
318 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]);
324 /* do Shift first */
325 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]);
327 else if (ctrl) {
328 kbuf[1] = 'O';
329 kbuf[2] = ("dacb"[keysym - XK_Left]);
330 } else if (R->PrivateModes & PrivMode_aplCUR)
331 kbuf[1] = 'O';
332#ifdef MULTICHAR_SET
333 //TODO: ??
334 if (R->Options & Opt_mc_hack) {
335 int col, row, m;
336
337 col = R->screen.cur.col;
338 row = R->screen.cur.row + R->TermWin.saveLines;
339 m = 0;
340 if (keysym == XK_Right
341 && IS_MULTI1(R->screen.rend[row][col]))
342 m = 1;
343 else if (keysym == XK_Left) {
344 if (col > 0) {
345 if (IS_MULTI2(R->screen.rend[row][col - 1]))
346 m = 1;
347 } else if (R->screen.cur.row > 0) {
348 col = R->screen.tlen[--row];
349 if (col == -1)
350 col = R->TermWin.ncol - 1;
351 else
352 col--;
353 if (col > 0
354 && IS_MULTI2(R->screen.rend[row][col]))
355 m = 1;
356 }
357 }
358 if (m)
359 MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360 }
361#endif
362 break;
363
364#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior
366 case XK_KP_Prior:
367 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369 STRCPY(kbuf, "\033Oy");
370 break;
371 }
372 /* FALLTHROUGH */
373# endif
374 case XK_Prior:
375 STRCPY(kbuf, "\033[5~");
376 break;
377# ifdef XK_KP_Next
378 case XK_KP_Next:
379 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381 STRCPY(kbuf, "\033Os");
382 break;
383 }
384 /* FALLTHROUGH */
385# endif
386 case XK_Next:
387 STRCPY(kbuf, "\033[6~");
388 break;
389#endif
390 case XK_KP_Enter:
391 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393 STRCPY(kbuf, "\033OM");
394 } else {
395 kbuf[0] = '\r';
396 kbuf[1] = '\0';
397 }
398 break;
399
400#ifdef XK_KP_Begin
401 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou");
403 break;
404
405 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op");
407 break;
408
409 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On");
411 break;
412#endif
413 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1);
419 break;
420
421 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439 STRCPY(kbuf, "\033Oj");
440 kbuf[2] += (keysym - XK_KP_Multiply);
441 } else {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0';
444 }
445 break;
446
447 case XK_Find:
448 STRCPY(kbuf, "\033[1~");
449 break;
450 case XK_Insert:
451 STRCPY(kbuf, "\033[2~");
452 break;
453#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove:
455 /* FALLTHROUGH */
456#endif
457 case XK_Execute:
458 STRCPY(kbuf, "\033[3~");
459 break;
460 case XK_Select:
461 STRCPY(kbuf, "\033[4~");
462 break;
463#ifdef XK_KP_End
464 case XK_KP_End:
465 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467 STRCPY(kbuf, "\033Oq");
468 break;
469 }
470 /* FALLTHROUGH */
471#endif
472 case XK_End:
473 STRCPY(kbuf, KS_END);
474 break;
475#ifdef XK_KP_Home
476 case XK_KP_Home:
477 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479 STRCPY(kbuf, "\033Ow");
480 break;
481 }
482 /* FALLTHROUGH */
483#endif
484 case XK_Home:
485 STRCPY(kbuf, KS_HOME);
486 break;
487
488#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1);
497 break;
498 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6);
504 break;
505 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11);
510 break;
511 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15);
514 break;
515 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help);
517 break;
518 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu);
520 break;
521 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17);
541 break;
542#undef FKEY
543 default:
544 newlen = 0;
545 break;
546 }
547 if (newlen)
548 len = STRLEN(kbuf);
549 }
550 /*
551 * Pass meta for all function keys, if 'meta' option set
552 */
553#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80;
556#endif
557 } else if (ctrl && keysym == XK_minus) {
558 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else {
561#ifdef META8_OPTION
562 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) {
564 unsigned char *ch;
565
566 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80;
568 meta = 0;
569 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578
579 if (len <= 0)
580 return; /* not mapped */
581
582 if (R->Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) {
584 R->TermWin.view_start = 0;
585 R->want_refresh = 1;
586 }
587
588/*
589 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~'
591 *
592 * eg,
593 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602/* escape prefix */
603 if (meta
604#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC)
606#endif
607 ) {
608 const unsigned char ch = C0_ESC;
609
610 rxvt_tt_write(aR_ &ch, 1);
611 }
612#ifdef DEBUG_CMD
613 if (debug_key) { /* Display keyboard buffer contents */
614 char *p;
615 int i;
616
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len);
624}
625/*}}} */
626
627#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633{
634 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638
639 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641 if (n > 0 && s < count) {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n;
646 s += n;
647 }
648 if (count > s) {
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 }
652 for (; count--;)
653 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr;
655 R->cmdbuf_endp = cmdbuf_endp;
656 return 0;
657}
658#endif /* MENUBAR_MAX */
659
660void
661rxvt_term::process_x_events ()
662{
663 do
664 {
665 XEvent xev;
666
667 XNextEvent (Xdisplay, &xev);
668
669#if defined(CURSOR_BLINK)
670 if ((Options & Opt_cursorBlink)
671 && xev.type == KeyPress) {
672 if (hidden_cursor) {
673 hidden_cursor = 0;
674 want_refresh = 1;
675 }
676 blink_ev.start (NOW + BLINK_INTERVAL);
677 }
678#endif
679
680#if defined(POINTER_BLANK)
681 if ((Options & Opt_pointerBlank)
682 && (pointerBlankDelay > 0)) {
683 if (xev.type == MotionNotify
684 || xev.type == ButtonPress
685 || xev.type == ButtonRelease) {
686 if (hidden_pointer)
687 rxvt_pointer_unblank(aR);
688 want_motion_time = 1;
689 }
690 if (xev.type == KeyPress && hidden_pointer == 0)
691 rxvt_pointer_blank (this);
692 }
693#endif
694
695#ifdef USE_XIM
696 if (!XFilterEvent (&xev, xev.xany.window))
697#endif
698 rxvt_process_x_event (this, &xev);
699 }
700 while (XPending (Xdisplay));
701}
702
703void
704rxvt_term::blink_cb (time_watcher &w)
705{
706 w.at += BLINK_INTERVAL;
707 hidden_cursor = !hidden_cursor;
708 want_refresh = 1;
709 flush();
710}
711
712void
713rxvt_term::x_cb (io_watcher &w, short revents)
714{
715 process_x_events ();
716
717 flush ();
718}
719
720// read the next character, currently handles UTF-8
721// will probably handle all sorts of other stuff in the future
722uint32_t
723rxvt_term::next_char ()
724{
725 struct mbstate &s = mbstate;
726
727 while (cmdbuf_ptr < cmdbuf_endp)
728 {
729 uint8_t ch = *cmdbuf_ptr;
730
731 if (s.cnt)
732 {
733 if ((ch & 0xc0) == 0x80)
734 {
735 cmdbuf_ptr++;
736
737 /* continuation */
738 s.reg = (s.reg << 6) | (ch & 0x7f);
739
740 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
741 return s.reg; 840 return;
742
743 continue;
744 } 841 }
745 else 842 else
746 { 843 {
747 s.cnt = 0; 844# if ISO_14755
748 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 845 scr_overlay_off ();
846# endif
847 iso14755buf = 0;
749 } 848 }
750 } 849 }
850 else if (option (Opt_iso14755) &&
851 ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
852 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
853 if (!(iso14755buf & ISO_14755_STARTED))
854 {
855 iso14755buf |= ISO_14755_STARTED;
856# if ISO_14755
857 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
858 scr_overlay_set (0, 0, "ISO 14755 mode");
859# endif
860 }
861#endif
862
863#ifdef PRINTPIPE
864 if (keysym == XK_Print)
865 {
866 scr_printscreen (ctrl | shft);
867 return;
868 }
869#endif
870 }
871
872 if (len <= 0)
873 return; /* not mapped */
874
875 tt_write_user_input (kbuf, (unsigned int)len);
876}
877
878void ecb_cold
879rxvt_term::key_release (XKeyEvent &ev)
880{
881#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
882 KeySym keysym;
883
884 keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
885#endif
886
887#if ENABLE_FRILLS || ISO_14755
888 // ISO 14755 support
889 if (iso14755buf)
890 if (iso14755buf & ISO_14755_52)
751 891 {
752 if ((ch & 0xc0) == 0xc0) 892# if ISO_14755
893 scr_overlay_off ();
894# endif
895# if ISO_14755
896 // iso14755 part 5.2 handling: release time
897 // first: controls
898 if ((ev.state & ControlMask)
899 && ((keysym >= 0x40 && keysym <= 0x5f)
900 || (keysym >= 0x61 && keysym <= 0x7f)))
753 { 901 {
754 cmdbuf_ptr++; 902 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
903 commit_iso14755 ();
755 904
756 /* first byte */ 905 return;
757 s.orig = ch; /* for broken encodings */ 906 }
758 s.reg = ch; 907
759 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 908 for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
760 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; } 909 if (i[0] == keysym)
761 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; } 910 {
762 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } 911 iso14755buf = ISO_14755_51 | i[1];
763 if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } 912 commit_iso14755 ();
913
914 return;
915 }
916
917 scr_bell ();
918# endif
919 iso14755buf = 0;
920
921 return;
922 }
923 else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
924 {
925# if ISO_14755
926 scr_overlay_off ();
927# endif
928 if (iso14755buf & ISO_14755_51)
929 commit_iso14755 ();
930#if ISO_14755
931 else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
932 {
933 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
934
935 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
936 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
937 }
938# endif
939 else
940 iso14755buf = 0;
941 }
942#endif
943
944 if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
945 return;
946
947#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
948 if (!(ev.state & ControlMask))
949 slip_wheel_ev.stop ();
950 else if (keysym == XK_Control_L || keysym == XK_Control_R)
951 mouse_slip_wheel_speed = 0;
952#endif
953}
954
955void
956rxvt_term::flush ()
957{
958 flush_ev.stop ();
959
960#ifdef HAVE_IMG
961 if (bg_flags & BG_NEEDS_REFRESH)
962 {
963 bg_flags &= ~BG_NEEDS_REFRESH;
964 scr_touch (false);
965 }
966#endif
967
968 if (want_refresh)
969 {
970 if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
971 {
972 int row = view_start;
973 int end_row = row + nrow;
974
975 while (row > top_row && ROW (row - 1).is_longer ())
976 --row;
977
978 do
979 {
980 int start_row = row;
981 line_t *l;
982
983 do
984 {
985 l = &ROW (row++);
986
987 if (!(l->f & LINE_FILTERED))
988 {
989 // line not filtered, mark it as filtered
990 l->f |= LINE_FILTERED;
991 while (l->is_longer ())
992 {
993 l = &ROW (row++);
994 l->f |= LINE_FILTERED;
995 }
996
997 // and filter it
998 HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
999
1000 break;
1001 }
1002 }
1003 while (l->is_longer () && row < end_row);
1004 }
1005 while (row < end_row);
1006 }
1007
1008 scr_refresh ();
1009 scrollBar.show (1);
1010#if USE_XIM
1011 im_send_spot ();
1012#endif
1013 }
1014
1015 display->flush ();
1016}
1017
1018/* checks whether a refresh is requested and starts the refresh timer */
1019void
1020rxvt_term::refresh_check ()
1021{
1022 if (want_refresh && !flush_ev.is_active ())
1023 flush_ev.start ();
1024
1025 display->flush ();
1026}
1027
1028void
1029rxvt_term::flush_cb (ev::timer &w, int revents)
1030{
1031 make_current ();
1032
1033 refresh_count = 0;
1034 flush ();
1035}
1036
1037#ifdef CURSOR_BLINK
1038void
1039rxvt_term::cursor_blink_reset ()
1040{
1041 if (!focus)
1042 return;
1043
1044 if (hidden_cursor)
1045 {
1046 hidden_cursor = 0;
1047 want_refresh = 1;
1048 }
1049
1050 if (option (Opt_cursorBlink) || (priv_modes & PrivMode_BlinkingCursor))
1051 cursor_blink_ev.again ();
1052 else
1053 cursor_blink_ev.stop ();
1054}
1055
1056void
1057rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
1058{
1059 hidden_cursor = !hidden_cursor;
1060 want_refresh = 1;
1061 refresh_check ();
1062}
1063#endif
1064
1065#ifdef TEXT_BLINK
1066void
1067rxvt_term::text_blink_cb (ev::timer &w, int revents)
1068{
1069 if (scr_refresh_rend (RS_Blink, RS_Blink))
1070 {
1071 hidden_text = !hidden_text;
1072 want_refresh = 1;
1073 refresh_check ();
1074 }
1075 else
1076 w.stop ();
1077}
1078#endif
1079
1080#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1081void
1082rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
1083{
1084 if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1085 && scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
1086 {
1087 want_refresh = 1;
1088 refresh_check ();
1089 }
1090 else
1091 w.stop ();
1092}
1093#endif
1094
1095#ifdef SELECTION_SCROLLING
1096void
1097rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
1098{
1099 if (scr_page (scroll_selection_lines))
1100 {
1101 selection_extend (selection_save_x, selection_save_y, selection_save_state);
1102 want_refresh = 1;
1103 refresh_check ();
1104 }
1105 else
1106 w.stop ();
1107}
1108#endif
1109
1110#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1111void
1112rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
1113{
1114 if (scr_page (mouse_slip_wheel_speed))
1115 {
1116 want_refresh = 1;
1117 refresh_check ();
1118 }
1119
1120 if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
1121 {
1122 mouse_slip_wheel_speed = 0;
1123 w.stop ();
1124 }
1125}
1126#endif
1127
1128#if LINUX_YIELD_HACK
1129static struct event_handler
1130{
1131 ev::prepare yield_ev;
1132
1133 void yield_cb (ev::prepare &w, int revents)
1134 {
1135 // this should really be sched_yield(), but the linux guys thought
1136 // that giving a process calling sched_yield () less cpu time than
1137 // ones with high nice levels is a useful thing to do. It surely is is
1138 // allowed by the sus... as is returning ENOSYS.
1139 // since the linux guys additionally thought that breaking the only
1140 // known workaround against their unusable sched_yield hack is cool,
1141 // we just nanosleep a bit and hope for the best.
1142
1143 struct timespec ts = { 0, 1000 };
1144 nanosleep (&ts, 0);
1145
1146 w.stop ();
1147 }
1148
1149 event_handler ()
1150 : yield_ev (this, &event_handler::yield_cb)
1151 {
1152 }
1153} event_handler;
1154#endif
1155
1156/* make sure all the cmd data is at beginning of cmdbuf */
1157void
1158rxvt_term::cmdbuf_reify ()
1159{
1160 if (cmdbuf_ptr == cmdbuf_base)
1161 return;
1162
1163 ssize_t used = cmdbuf_endp - cmdbuf_ptr;
1164
1165 memmove (cmdbuf_base, cmdbuf_ptr, used);
1166 cmdbuf_ptr = cmdbuf_base;
1167 cmdbuf_endp = cmdbuf_ptr + used;
1168
1169}
1170
1171#if defined (KEYSYM_RESOURCE)
1172void
1173rxvt_term::cmdbuf_append (const char *str, size_t count)
1174{
1175 cmdbuf_reify ();
1176
1177 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1178
1179 if (count > avail)
1180 return;
1181
1182 memcpy (cmdbuf_endp, str, count);
1183 cmdbuf_endp += count;
1184
1185 cmd_parse ();
1186}
1187#endif
1188
1189bool
1190rxvt_term::pty_fill ()
1191{
1192 cmdbuf_reify ();
1193
1194 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1195
1196 if (!avail)
1197 {
1198 // normally this indicates a "too long" command sequence - just drop the data we have
1199 cmdbuf_ptr = cmdbuf_base;
1200 cmdbuf_endp = cmdbuf_ptr;
1201 avail = CBUFSIZ;
1202 }
1203
1204 ssize_t r = read (pty->pty, cmdbuf_endp, avail);
1205
1206 if (r > 0)
1207 {
1208 cmdbuf_endp += r;
1209 return true;
1210 }
1211 else if (r < 0 && (errno == EAGAIN || errno == EINTR))
1212 {
1213#if LINUX_YIELD_HACK
1214 if (display->is_local)
1215 event_handler.yield_ev.start ();
1216#endif
1217 }
1218 else
1219 {
1220 pty_ev.stop ();
1221
1222 if (!option (Opt_hold))
1223 destroy ();
1224 }
1225
1226 return false;
1227}
1228
1229void
1230rxvt_term::pty_cb (ev::io &w, int revents)
1231{
1232 make_current ();
1233
1234 if (revents & ev::READ)
1235 // loop, but don't allow a single term to monopolize us
1236 for (int i = CBUFCNT; i-- && pty_fill (); )
1237 cmd_parse ();
1238
1239 if (revents & ev::WRITE)
1240 pty_write ();
1241
1242 refresh_check ();
1243}
1244
1245void ecb_cold
1246rxvt_term::pointer_unblank ()
1247{
1248 XDefineCursor (dpy, vt, TermWin_cursor);
1249 recolor_cursor ();
1250
1251#ifdef POINTER_BLANK
1252 hidden_pointer = 0;
1253
1254 if (option (Opt_pointerBlank))
1255 pointer_ev.start (pointerBlankDelay);
1256#endif
1257}
1258
1259#ifdef POINTER_BLANK
1260void ecb_cold
1261rxvt_term::pointer_blank ()
1262{
1263 if (!option (Opt_pointerBlank))
1264 return;
1265
1266 XDefineCursor (dpy, vt, display->blank_cursor);
1267 XFlush (dpy);
1268
1269 hidden_pointer = 1;
1270}
1271
1272void ecb_cold
1273rxvt_term::pointer_cb (ev::timer &w, int revents)
1274{
1275 make_current ();
1276
1277 pointer_blank ();
1278}
1279#endif
1280
1281void
1282rxvt_term::mouse_report (XButtonEvent &ev)
1283{
1284 int button_number, state = 0;
1285 int x, y;
1286 bool release = ev.type == ButtonRelease;
1287
1288 x = 1 + clamp (Pixel2Col (ev.x), 0, ncol - 1);
1289 y = 1 + clamp (Pixel2Row (ev.y), 0, nrow - 1);
1290
1291 if (ev.type == MotionNotify)
1292 {
1293 if (x == mouse_row && y == mouse_col)
1294 return;
1295
1296 mouse_row = x;
1297 mouse_col = y;
1298 state += 32;
1299 }
1300
1301 if (MEvent.button == AnyButton)
1302 button_number = 3;
1303 else
1304 {
1305 button_number = MEvent.button - Button1;
1306 if (button_number > 10)
1307 return;
1308 else if (button_number >= 7)
1309 button_number += 128 - 7;
1310 else if (button_number >= 3)
1311 button_number += 64 - 3;
1312 }
1313
1314 if (priv_modes & PrivMode_MouseX10)
1315 {
1316 /*
1317 * do not report ButtonRelease
1318 * no state info allowed
1319 */
1320 if (release)
1321 return;
1322 }
1323 else
1324 {
1325 /* XTerm mouse reporting needs these values:
1326 * 4 = Shift
1327 * 8 = Meta
1328 * 16 = Control
1329 * plus will add in our own Double-Click reporting
1330 * 32 = Double Click
1331 */
1332 state += ((MEvent.state & ShiftMask) ? 4 : 0)
1333 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1334 + ((MEvent.state & ControlMask) ? 16 : 0);
1335#ifdef MOUSE_REPORT_DOUBLECLICK
1336 state += ((MEvent.clicks > 1) ? 32 : 0);
1337#endif
1338 }
1339
1340 int code = 32 + (release ? 3 : button_number) + state;
1341
1342#if DEBUG_MOUSEREPORT
1343 fprintf (stderr, "Mouse [");
1344 if (state & 16)
1345 fputc ('C', stderr);
1346 if (state & 4)
1347 fputc ('S', stderr);
1348 if (state & 8)
1349 fputc ('A', stderr);
1350 if (state & 32)
1351 fputc ('2', stderr);
1352 fprintf (stderr, "]: <%d>, %d/%d\n",
1353 button_number,
1354 x,
1355 y);
1356#endif
1357
1358#if ENABLE_FRILLS
1359 if (priv_modes & PrivMode_ExtMouseSGR)
1360 tt_printf ("\033[<%d;%d;%d%c",
1361 button_number + state,
1362 x,
1363 y,
1364 release ? 'm' : 'M');
1365 else if (priv_modes & PrivMode_ExtMouseUrxvt)
1366 tt_printf ("\033[%d;%d;%dM",
1367 code,
1368 x,
1369 y);
1370 else if (priv_modes & PrivMode_ExtMouseUTF8)
1371 if (code < 128)
1372 tt_printf ("\033[M%c%lc%lc",
1373 code,
1374 wint_t (32 + x),
1375 wint_t (32 + y));
1376 else
1377 tt_printf ("\033[M%c%c%lc%lc",
1378 0xc0 + (code >> 6),
1379 0x80 + (code & 0x3f),
1380 wint_t (32 + x),
1381 wint_t (32 + y));
1382 else
1383#endif
1384 tt_printf ("\033[M%c%c%c",
1385 code,
1386 32 + x,
1387 32 + y);
1388}
1389
1390/*{{{ process an X event */
1391void ecb_hot
1392rxvt_term::x_cb (XEvent &ev)
1393{
1394 make_current ();
1395
1396 dLocal (Display *, dpy);
1397
1398 if (ev.xany.window == vt
1399 && SHOULD_INVOKE (HOOK_X_EVENT)
1400 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1401 return;
1402
1403 // for XQueryPointer
1404 Window unused_root, unused_child;
1405 int unused_root_x, unused_root_y;
1406 unsigned int unused_mask;
1407
1408 switch (ev.type)
1409 {
1410 case KeyPress:
1411 key_press (ev.xkey);
1412 break;
1413
1414 case KeyRelease:
1415 key_release (ev.xkey);
1416 break;
1417
1418 case ButtonPress:
1419 button_press (ev.xbutton);
1420 break;
1421
1422 case ButtonRelease:
1423 button_release (ev.xbutton);
1424 break;
1425
1426 case ClientMessage:
1427 if (ev.xclient.format == 32
1428 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1429 {
1430 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1431 {
1432 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1433 {
1434 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1435 {
1436 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1437 destroy ();
1438 }
1439#if ENABLE_EWMH
1440 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1441 XSendEvent (dpy, ev.xclient.window = display->root,
1442 False, SubstructureRedirectMask | SubstructureNotifyMask,
1443 &ev);
1444#endif
1445 }
1446 }
1447#if ENABLE_XEMBED
1448 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1449 {
1450 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1451 focus_in ();
1452 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1453 focus_out ();
1454 }
1455#endif
1456 }
1457 break;
1458
1459 /*
1460 * XXX: this is not the _current_ arrangement
1461 * Here's my conclusion:
1462 * If the window is completely unobscured, use bitblt's
1463 * to scroll. Even then, they're only used when doing partial
1464 * screen scrolling. When partially obscured, we have to fill
1465 * in the GraphicsExpose parts, which means that after each refresh,
1466 * we need to wait for the graphics expose or Noexpose events,
1467 * which ought to make things real slow!
1468 */
1469 case VisibilityNotify:
1470 switch (ev.xvisibility.state)
1471 {
1472 case VisibilityUnobscured:
1473 refresh_type = FAST_REFRESH;
1474 break;
1475 case VisibilityPartiallyObscured:
1476 refresh_type = SLOW_REFRESH;
1477 break;
1478 default:
1479 refresh_type = NO_REFRESH;
1480 break;
1481 }
1482 break;
1483
1484 case FocusIn:
1485 if (ev.xfocus.detail != NotifyInferior
1486 && ev.xfocus.detail != NotifyPointer
1487 && ev.xfocus.mode != NotifyGrab)
1488 focus_in ();
1489 break;
1490
1491 case FocusOut:
1492 if (ev.xfocus.detail != NotifyInferior
1493 && ev.xfocus.detail != NotifyPointer
1494 && ev.xfocus.mode != NotifyGrab)
1495 focus_out ();
1496 break;
1497
1498 case ConfigureNotify:
1499 if (ev.xconfigure.window == parent)
1500 {
1501 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1502 ;
1503
1504 bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
1505
1506 if (want_position_change)
1507 {
1508 int x, y;
1509
1510 if (ev.xconfigure.send_event)
1511 {
1512 x = ev.xconfigure.x;
1513 y = ev.xconfigure.y;
1514 }
1515 else
1516 get_window_origin (x, y);
1517
1518 if (x != parent_x || y != parent_y)
1519 {
1520 parent_x = x;
1521 parent_y = y;
1522 HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
1523 }
1524 }
1525
1526 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1527 {
1528 seen_resize = 1;
1529 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1530 }
1531
1532 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1533 }
1534 break;
1535
1536 case PropertyNotify:
1537 HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
1538 break;
1539
1540 case SelectionClear:
1541 selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
1542 break;
1543
1544 case SelectionRequest:
1545 selection_send (ev.xselectionrequest);
1546 break;
1547
1548 case MapNotify:
1549 mapped = 1;
1550#ifdef TEXT_BLINK
1551 text_blink_ev.start ();
1552#endif
1553 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1554 break;
1555
1556 case UnmapNotify:
1557 mapped = 0;
1558#ifdef TEXT_BLINK
1559 text_blink_ev.stop ();
1560#endif
1561 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1562 break;
1563
1564 case GraphicsExpose:
1565 case Expose:
1566 if (ev.xany.window == vt)
1567 {
1568 do
1569 {
1570 scr_expose (ev.xexpose.x, ev.xexpose.y,
1571 ev.xexpose.width, ev.xexpose.height, false);
1572 }
1573 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1574
1575 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1576
1577 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1578 {
1579 scr_expose (ev.xexpose.x, ev.xexpose.y,
1580 ev.xexpose.width, ev.xexpose.height, false);
1581 }
1582
1583 want_refresh = 1;
1584 }
1585 else
1586 {
1587 XEvent unused_event;
1588
1589 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1590 ;
1591 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1592 ;
1593
1594 if (scrollBar.state && ev.xany.window == scrollBar.win)
1595 {
1596 scrollBar.state = SB_STATE_IDLE;
1597 scrollBar.show (0);
1598 }
1599 }
1600 break;
1601
1602 case MotionNotify:
1603#ifdef POINTER_BLANK
1604 if (hidden_pointer)
1605 pointer_unblank ();
1606#endif
1607 if (!bypass_keystate
1608 && ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1609 || priv_modes & PrivMode_MouseAnyEvent))
1610 mouse_report (ev.xbutton);
1611 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1612 break;
1613
1614 if (ev.xany.window == vt)
1615 {
1616 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1617 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1618 ; // nop
1619 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1620 {
1621 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1622 ;
1623
1624 XQueryPointer (dpy, vt,
1625 &unused_root, &unused_child,
1626 &unused_root_x, &unused_root_y,
1627 &ev.xbutton.x, &ev.xbutton.y,
1628 &ev.xbutton.state);
1629#ifdef MOUSE_THRESHOLD
1630 /* deal with a `jumpy' mouse */
1631 if (ev.xmotion.time - MEvent.time > MOUSE_THRESHOLD)
1632#endif
1633 {
1634#if ISO_14755
1635 // 5.4
1636 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1637 {
1638 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1639 break;
1640 }
1641#endif
1642 selection_extend (ev.xbutton.x, ev.xbutton.y,
1643 ev.xbutton.state & Button3Mask ? 2 : 0);
1644
1645#ifdef SELECTION_SCROLLING
1646 if (ev.xbutton.y < int_bwidth
1647 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1648 {
1649 page_dirn scroll_selection_dir;
1650 int dist;
1651
1652 /* don't clobber the current delay if we are
1653 * already in the middle of scrolling.
1654 */
1655 if (!sel_scroll_ev.is_active ())
1656 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1657
1658 /* save the event params so we can highlight
1659 * the selection in the pending-scroll loop
1660 */
1661 selection_save_x = ev.xbutton.x;
1662 selection_save_y = ev.xbutton.y;
1663 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1664
1665 /* calc number of lines to scroll */
1666 if (ev.xbutton.y < int_bwidth)
1667 {
1668 scroll_selection_dir = UP;
1669 dist = int_bwidth - ev.xbutton.y;
1670 }
1671 else
1672 {
1673 scroll_selection_dir = DN;
1674 dist = ev.xbutton.y - (int_bwidth + vt_height);
1675 }
1676
1677 scroll_selection_lines = Pixel2Height (dist)
1678 / SELECTION_SCROLL_LINE_SPEEDUP
1679 + 1;
1680 min_it (scroll_selection_lines,
1681 SELECTION_SCROLL_MAX_LINES);
1682 scroll_selection_lines *= scroll_selection_dir;
1683 }
1684 else
1685 {
1686 /* we are within the text window, so we
1687 * shouldn't be scrolling
1688 */
1689 sel_scroll_ev.stop();
1690 }
1691#endif
1692 }
1693 }
1694 }
1695 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1696 {
1697 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1698 MotionNotify, &ev))
1699 ;
1700
1701 XQueryPointer (dpy, scrollBar.win,
1702 &unused_root, &unused_child,
1703 &unused_root_x, &unused_root_y,
1704 &ev.xbutton.x, &ev.xbutton.y,
1705 &unused_mask);
1706 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1707 scrollBar.size ());
1708 want_refresh = 1;
1709 scrollBar.show (1);
1710 }
1711 break;
1712 }
1713
1714#if defined(CURSOR_BLINK)
1715 if (ev.type == KeyPress)
1716 cursor_blink_reset ();
1717#endif
1718
1719#if defined(POINTER_BLANK)
1720 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1721 {
1722 if (ev.type == MotionNotify
1723 || ev.type == ButtonPress
1724 || ev.type == ButtonRelease)
1725 if (hidden_pointer)
1726 pointer_unblank ();
1727
1728 if (ev.type == KeyPress && hidden_pointer == 0)
1729 pointer_blank ();
1730 }
1731#endif
1732
1733 refresh_check ();
1734}
1735
1736#if ENABLE_FRILLS
1737void ecb_cold
1738rxvt_term::set_urgency (bool enable)
1739{
1740 if (enable == urgency_hint)
1741 return;
1742
1743 if (XWMHints *h = XGetWMHints (dpy, parent))
1744 {
1745 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1746 XSetWMHints (dpy, parent, h);
1747 urgency_hint = enable;
1748 XFree (h);
1749 }
1750}
1751#endif
1752
1753void ecb_cold
1754rxvt_term::focus_in ()
1755{
1756 if (!focus)
1757 {
1758 focus = 1;
1759 want_refresh = 1;
1760
1761#if USE_XIM
1762 if (Input_Context != NULL)
1763 {
1764 im_set_position ();
1765 XSetICFocus (Input_Context);
1766 }
1767#endif
1768#if CURSOR_BLINK
1769 if (option (Opt_cursorBlink))
1770 cursor_blink_ev.again ();
1771#endif
1772#if OFF_FOCUS_FADING
1773 if (rs[Rs_fade])
1774 {
1775 pix_colors = pix_colors_focused;
1776 scr_recolor ();
1777 }
1778#endif
1779#if ENABLE_FRILLS
1780 if (option (Opt_urgentOnBell))
1781 set_urgency (0);
1782
1783 if (priv_modes & PrivMode_FocusEvent)
1784 tt_printf ("\x1b[I");
1785#endif
1786
1787 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1788 }
1789}
1790
1791void ecb_cold
1792rxvt_term::focus_out ()
1793{
1794 if (focus)
1795 {
1796 focus = 0;
1797 want_refresh = 1;
1798
1799#if ENABLE_FRILLS
1800 if (option (Opt_urgentOnBell))
1801 set_urgency (0);
1802
1803 if (priv_modes & PrivMode_FocusEvent)
1804 tt_printf ("\x1b[O");
1805#endif
1806#if ENABLE_FRILLS || ISO_14755
1807 if (iso14755buf)
1808 {
1809 iso14755buf = 0;
1810# if ISO_14755
1811 scr_overlay_off ();
1812# endif
1813 }
1814#endif
1815#if USE_XIM
1816 if (Input_Context != NULL)
1817 XUnsetICFocus (Input_Context);
1818#endif
1819#if CURSOR_BLINK
1820 if (option (Opt_cursorBlink))
1821 cursor_blink_ev.stop ();
1822
1823 hidden_cursor = 0;
1824#endif
1825#if OFF_FOCUS_FADING
1826 if (rs[Rs_fade])
1827 {
1828 pix_colors = pix_colors_unfocused;
1829 scr_recolor ();
1830 }
1831#endif
1832
1833 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1834 }
1835}
1836
1837void ecb_cold
1838rxvt_term::update_fade_color (unsigned int idx, bool first_time)
1839{
1840#if OFF_FOCUS_FADING
1841 if (rs[Rs_fade])
1842 {
1843 if (!first_time)
1844 pix_colors_focused [idx].free (this);
1845
1846 rgba c;
1847 pix_colors [Color_fade].get (c);
1848 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1849 }
1850#endif
1851}
1852
1853#if ENABLE_PERL
1854void ecb_hot
1855rxvt_term::rootwin_cb (XEvent &ev)
1856{
1857 make_current ();
1858
1859 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1860 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1861 return;
1862
1863 switch (ev.type)
1864 {
1865 case PropertyNotify:
1866 /*
1867 * if user used some Esetroot compatible prog to set the root bg,
1868 * use the property to determine the pixmap. We use it later on.
1869 */
1870 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1871 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1872 {
1873 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1874 }
1875
1876 break;
1877 }
1878
1879 refresh_check ();
1880}
1881#endif
1882
1883void
1884rxvt_term::button_press (XButtonEvent &ev)
1885{
1886 int reportmode = 0, clickintime;
1887
1888 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1889
1890 if (!bypass_keystate)
1891 reportmode = !! (priv_modes & PrivMode_mouse_report);
1892
1893 /*
1894 * VT window processing of button press
1895 */
1896 if (ev.window == vt)
1897 {
1898 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1899 return;
1900
1901#if ISO_14755
1902 // 5.4
1903 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1904 {
1905 iso14755_54 (ev.x, ev.y);
1906 return;
1907 }
1908#endif
1909
1910 clickintime = ev.time - MEvent.time < multiClickTime;
1911
1912 if (reportmode)
1913 {
1914 /* mouse report from vt window */
1915 /* save the xbutton state (for ButtonRelease) */
1916 MEvent.state = ev.state;
1917#ifdef MOUSE_REPORT_DOUBLECLICK
1918 if (ev.button == MEvent.button && clickintime)
1919 {
1920 /* same button, within allowed time */
1921 MEvent.clicks++;
1922
1923 if (MEvent.clicks > 1)
1924 {
1925 /* only report double clicks */
1926 MEvent.clicks = 2;
1927 mouse_report (ev);
1928
1929 /* don't report the release */
1930 MEvent.clicks = 0;
1931 MEvent.button = AnyButton;
1932 }
1933 }
1934 else
1935 {
1936 /* different button, or time expired */
1937 MEvent.clicks = 1;
1938 MEvent.button = ev.button;
1939 mouse_report (ev);
1940 }
1941#else
1942 MEvent.button = ev.button;
1943 mouse_report (ev);
1944#endif /* MOUSE_REPORT_DOUBLECLICK */
1945
764 } 1946 }
765 else 1947 else
766 { 1948 {
767 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1949 if (ev.button != MEvent.button)
768 return ch; 1950 MEvent.clicks = 0;
769 }
770 }
771 1951
772 return NOCHAR; 1952 switch (ev.button)
773}
774
775bool
776rxvt_term::pty_fill (size_t count)
777{
778 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
779
780 memmove (cmdbuf_base, cmdbuf_ptr, n);
781 cmdbuf_ptr = cmdbuf_base;
782 cmdbuf_endp = cmdbuf_ptr + n;
783
784 n = read (cmd_fd, cmdbuf_endp, count);
785
786 if (n > 0)
787 {
788 cmdbuf_endp += n;
789 return true;
790 }
791 else if (n < 0 && errno == EAGAIN)
792 return false;
793
794 rxvt_clean_exit();
795 exit(EXIT_FAILURE); /* bad order of events? */
796}
797
798void
799rxvt_term::pty_cb (io_watcher &w, short revents)
800{
801 while (pty_fill (BUFSIZ - (cmdbuf_endp - cmdbuf_ptr)))
802 {
803 /* once we know the shell is running, send the screen size. Again! */
804 //ch = rxvt_cmd_getc(aR); /* wait for something */
805 //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
806
807 uint32_t ch = NOCHAR;
808
809 for (;;)
810 {
811 if (ch == NOCHAR)
812 ch = next_char ();
813
814 if (ch == NOCHAR) // TODO: improve
815 break;
816
817 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
818 { 1953 {
819 /* Read a text string from the input buffer */ 1954 case Button1:
820 uint32_t buf[BUFSIZ]; 1955 /* allow meta + click to select rectangular areas */
821 bool refreshnow = false; 1956 /* should be done in screen.C */
822 int nlines = 0; 1957#if ENABLE_FRILLS
823 uint32_t *str = buf; 1958 selection.rect = !!(ev.state & ModMetaMask);
1959#else
1960 selection.rect = false;
1961#endif
824 1962
825 *str++ = ch; 1963 /* allow shift+left click to extend selection */
1964 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1965 {
1966 if (MEvent.button == Button1 && clickintime)
1967 selection_rotate (ev.x, ev.y);
1968 else
1969 selection_extend (ev.x, ev.y, 1);
1970 }
1971 else
1972 {
1973 if (MEvent.button == Button1 && clickintime)
1974 MEvent.clicks++;
1975 else
1976 MEvent.clicks = 1;
826 1977
1978 selection_click (MEvent.clicks, ev.x, ev.y);
1979 }
1980
1981 MEvent.button = Button1;
1982 break;
1983
1984 case Button3:
1985 if (MEvent.button == Button3 && clickintime)
1986 selection_rotate (ev.x, ev.y);
1987 else
1988 selection_extend (ev.x, ev.y, 1);
1989
1990 MEvent.button = Button3;
1991 break;
1992 }
1993 }
1994
1995 MEvent.time = ev.time;
1996 return;
1997 }
1998
1999 /*
2000 * Scrollbar window processing of button press
2001 */
2002 if (scrollBar.state && ev.window == scrollBar.win)
2003 {
2004 page_dirn direction = NO_DIR;
2005
2006 if (scrollBar.upButton (ev.y))
2007 direction = UP; /* up */
2008 else if (scrollBar.dnButton (ev.y))
2009 direction = DN; /* down */
2010
2011 scrollBar.state = SB_STATE_IDLE;
2012 /*
2013 * Rxvt-style scrollbar:
2014 * move up if mouse is above slider
2015 * move dn if mouse is below slider
2016 *
2017 * XTerm-style scrollbar:
2018 * Move display proportional to pointer location
2019 * pointer near top -> scroll one line
2020 * pointer near bot -> scroll full page
2021 */
2022#ifndef NO_SCROLLBAR_REPORT
2023 if (reportmode)
2024 {
2025 /*
2026 * Mouse report disabled scrollbar:
2027 * arrow buttons - send up/down
2028 * click on scrollbar - send pageup/down
2029 */
2030 if (direction == UP)
2031 tt_printf ("\033[A");
2032 else if (direction == DN)
2033 tt_printf ("\033[B");
2034 else
2035 switch (ev.button)
827 for (;;) 2036 {
2037 case Button2:
2038 tt_printf ("\014");
2039 break;
2040 case Button1:
2041 tt_printf ("\033[6~");
2042 break;
2043 case Button3:
2044 tt_printf ("\033[5~");
2045 break;
2046 }
2047 }
2048 else
2049#endif /* NO_SCROLLBAR_REPORT */
2050 {
2051 if (direction != NO_DIR)
2052 {
2053#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2054 if (!cont_scroll_ev.is_active ())
2055 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2056#endif
2057 if (scr_page (direction, 1))
828 { 2058 {
829 ch = next_char (); 2059 if (direction == UP)
2060 scrollBar.state = SB_STATE_UP;
2061 else
2062 scrollBar.state = SB_STATE_DOWN;
2063 }
2064 }
2065 else
2066 switch (ev.button)
2067 {
2068 case Button2:
2069 switch (scrollBar.align)
2070 {
2071 case SB_ALIGN_TOP:
2072 csrO = 0;
2073 break;
2074 case SB_ALIGN_CENTRE:
2075 csrO = (scrollBar.bot - scrollBar.top) / 2;
2076 break;
2077 case SB_ALIGN_BOTTOM:
2078 csrO = scrollBar.bot - scrollBar.top;
2079 break;
2080 }
830 2081
831 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 2082 if (scrollBar.style == SB_STYLE_XTERM
2083 || scrollBar.above_slider (ev.y)
2084 || scrollBar.below_slider (ev.y))
2085 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
2086
2087 scrollBar.state = SB_STATE_MOTION;
832 break; 2088 break;
2089
2090 case Button1:
2091 if (scrollBar.align == SB_ALIGN_CENTRE)
2092 csrO = ev.y - scrollBar.top;
2093 /* FALLTHROUGH */
2094
2095 case Button3:
2096 if (scrollBar.style != SB_STYLE_XTERM)
2097 {
2098 if (scrollBar.above_slider (ev.y))
2099# ifdef RXVT_SCROLL_FULL
2100 scr_page (UP, nrow - 1);
2101# else
2102 scr_page (UP, nrow / 4);
2103# endif
2104 else if (scrollBar.below_slider (ev.y))
2105# ifdef RXVT_SCROLL_FULL
2106 scr_page (DN, nrow - 1);
2107# else
2108 scr_page (DN, nrow / 4);
2109# endif
2110 else
2111 scrollBar.state = SB_STATE_MOTION;
2112 }
833 else 2113 else
834 { 2114 {
2115 scr_page ((ev.button == Button1 ? DN : UP),
2116 (nrow
2117 * scrollBar.position (ev.y)
2118 / scrollBar.size ()));
2119 }
2120
2121 break;
2122 }
2123 }
2124
2125 return;
2126 }
2127}
2128
2129void
2130rxvt_term::button_release (XButtonEvent &ev)
2131{
2132 int reportmode = 0;
2133
2134 csrO = 0; /* reset csr Offset */
2135 if (!bypass_keystate)
2136 reportmode = !! (priv_modes & PrivMode_mouse_report);
2137
2138 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
2139 {
2140 scrollBar.state = SB_STATE_IDLE;
2141 scrollBar.show (0);
2142 }
2143
2144#ifdef SELECTION_SCROLLING
2145 sel_scroll_ev.stop();
2146#endif
2147
2148 if (ev.window == vt)
2149 {
2150 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
2151 return;
2152
2153#if ISO_14755
2154 // 5.4
2155 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2156 return;
2157#endif
2158
2159 if (reportmode)
2160 {
2161 /* mouse report from vt window */
2162 /* don't report release of wheel "buttons" */
2163 if (ev.button >= 4 && ev.button <= 7)
2164 return;
2165#ifdef MOUSE_REPORT_DOUBLECLICK
2166 /* only report the release of 'slow' single clicks */
2167 if (MEvent.button != AnyButton
2168 && (ev.button != MEvent.button
2169 || (ev.time - MEvent.time
2170 > multiClickTime / 2)))
2171 {
2172 MEvent.clicks = 0;
2173 MEvent.button = ev.button;
2174 mouse_report (ev);
2175 }
2176#else /* MOUSE_REPORT_DOUBLECLICK */
2177 MEvent.button = ev.button;
2178 mouse_report (ev);
2179 MEvent.button = AnyButton;
2180#endif /* MOUSE_REPORT_DOUBLECLICK */
2181 return;
2182 }
2183
2184 /*
2185 * dumb hack to compensate for the failure of click-and-drag
2186 * when overriding mouse reporting
2187 */
2188 if (priv_modes & PrivMode_mouse_report
2189 && bypass_keystate
2190 && ev.button == Button1 && MEvent.clicks <= 1)
2191 selection_extend (ev.x, ev.y, 0);
2192
2193 switch (ev.button)
2194 {
2195 case Button1:
2196 case Button3:
2197 selection_make (ev.time);
2198 break;
2199
2200 case Button2:
2201 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
2202 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2203 break;
2204
2205#ifdef MOUSE_WHEEL
2206 case Button4:
2207 case Button5:
2208 {
2209 int lines;
2210 page_dirn dirn;
2211
2212 dirn = ev.button == Button4 ? UP : DN;
2213
2214 if (ev.state & ShiftMask)
2215 lines = 1;
2216 else if (option (Opt_mouseWheelScrollPage))
2217 lines = nrow - 1;
2218 else
2219 lines = 5;
2220
2221# ifdef MOUSE_SLIP_WHEELING
2222 if (ev.state & ControlMask)
2223 {
2224 mouse_slip_wheel_speed += dirn;
2225 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
2226
2227 if (!slip_wheel_ev.is_active ())
2228 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2229 }
2230 else
2231# endif
2232 {
2233 scr_page (dirn, lines);
2234 scrollBar.show (1);
2235 }
2236 }
2237 break;
2238#endif
2239 }
2240 }
2241}
2242
2243/*}}} */
2244
2245void ecb_hot
2246rxvt_term::cmd_parse ()
2247{
2248 wchar_t ch = NOCHAR;
2249 char *seq_begin; // remember start of esc-sequence here
2250
2251 for (;;)
2252 {
2253 if (ecb_unlikely (ch == NOCHAR))
2254 {
2255 seq_begin = cmdbuf_ptr;
2256 ch = next_char ();
2257
2258 if (ch == NOCHAR)
2259 break;
2260 }
2261
2262 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2263 {
2264 if (ecb_unlikely (!seen_input))
2265 {
2266 seen_input = 1;
2267 // many badly-written programs (e.g. jed) contain a race condition:
2268 // they first read the screensize and then install a SIGWINCH handler.
2269 // some window managers resize the window early, and these programs
2270 // then sometimes get the size wrong.
2271 // unfortunately other programs are even more buggy and dislike
2272 // being sent SIGWINCH, so only do it when we were in fact being
2273 // resized.
2274 if (seen_resize && cmd_pid)
2275 kill (-cmd_pid, SIGWINCH);
2276 }
2277
2278 /* Read a text string from the input buffer */
2279 wchar_t buf[UBUFSIZ];
2280 bool refreshnow = false;
2281 int nlines = 0;
2282 wchar_t *str = buf;
2283 wchar_t *eol = str + min (ncol, UBUFSIZ);
2284
2285 for (;;)
2286 {
2287 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2288 break;
2289
835 *str++ = ch; 2290 *str++ = ch;
836 2291
2292 if (ecb_unlikely (ch == C0_LF || str >= eol))
2293 {
837 if (ch == '\n') 2294 if (ch == C0_LF)
2295 nlines++;
2296
2297 refresh_count++;
2298
2299 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2300 {
2301 refresh_count = 0;
2302
2303 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
838 { 2304 {
839 nlines++;
840 refresh_count++;
841
842 if (!(Options & Opt_jumpScroll)
843 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
844 {
845 refreshnow = true; 2305 refreshnow = true;
846 ch = NOCHAR; 2306 ch = NOCHAR;
847 break; 2307 break;
848 }
849 } 2308 }
2309 }
850 2310
2311 // scr_add_lines only works for nlines <= nrow - 1.
2312 if (nlines >= nrow - 1)
2313 {
2314 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2315 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2316 scr_add_lines (buf, str - buf, nlines);
2317
2318 nlines = 0;
2319 str = buf;
2320 eol = str + min (ncol, UBUFSIZ);
2321 }
2322
2323 if (str >= eol)
2324 {
851 if (str >= buf + BUFSIZ) 2325 if (eol >= buf + UBUFSIZ)
852 { 2326 {
853 ch = NOCHAR; 2327 ch = NOCHAR;
854 break; 2328 break;
855 } 2329 }
2330 else
2331 eol = min (eol + ncol, buf + UBUFSIZ);
856 } 2332 }
2333
857 } 2334 }
858 2335
859 rxvt_scr_add_lines (this, buf, nlines, str - buf); 2336 seq_begin = cmdbuf_ptr;
860 2337 ch = next_char ();
861 /*
862 * If there have been a lot of new lines, then update the screen
863 * What the heck I'll cheat and only refresh less than every page-full.
864 * the number of pages between refreshes is refresh_limit, which
865 * is incremented here because we must be doing flat-out scrolling.
866 *
867 * refreshing should be correct for small scrolls, because of the
868 * time-out
869 */
870 if (refreshnow)
871 {
872 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
873 refresh_limit++;
874
875 rxvt_scr_refresh (this, refresh_type);
876 }
877
878 } 2338 }
2339
2340 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2341 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2342 scr_add_lines (buf, str - buf, nlines);
2343
879 else 2344 /*
2345 * If there have been a lot of new lines, then update the screen
2346 * What the heck we'll cheat and only refresh less than every page-full.
2347 * if skipScroll is enabled.
2348 */
2349 if (refreshnow)
880 { 2350 {
881 switch (ch) 2351 scr_refresh ();
882 { 2352 want_refresh = 1;
883 default:
884 rxvt_process_nonprinting (this, ch);
885 break;
886 case C0_ESC: /* escape char */
887 rxvt_process_escape_seq (this);
888 break;
889 /*case 0x9b: */ /* CSI */
890 /* rxvt_process_csi_seq (this); */
891 }
892
893 ch = NOCHAR;
894 } 2353 }
895 } 2354 }
896 } 2355 else
897
898 flush ();
899}
900
901void
902rxvt_term::flush ()
903{
904#ifdef TRANSPARENT
905 if (want_full_refresh)
906 {
907 want_full_refresh = 0;
908 rxvt_scr_clear (this);
909 rxvt_scr_touch (this, False);
910 want_refresh = 1;
911 }
912#endif
913
914 if (want_refresh)
915 {
916 rxvt_scr_refresh (this, refresh_type);
917 rxvt_scrollbar_show (this, 1);
918#ifdef USE_XIM
919 rxvt_IMSendSpot (this);
920#endif
921 }
922
923 XFlush (Xdisplay);
924}
925
926/* rxvt_cmd_getc() - Return next input character */
927/*
928 * Return the next input character after first passing any keyboard input
929 * to the command.
930 */
931/* INTPROTO */
932uint32_t
933rxvt_cmd_getc(pR)
934{
935 for (;;)
936 {
937 uint32_t c = R->next_char ();
938 if (c != NOCHAR)
939 return c;
940
941 // incomplete sequences should occur rarely, still, a better solution
942 // would be preferred. either setjmp/longjmp or better design.
943 fcntl (R->cmd_fd, F_SETFL, 0);
944 R->pty_fill (1);
945 fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);
946 }
947
948#define TIMEOUT_USEC 5000
949 fd_set readfds;
950 int quick_timeout, select_res;
951 int want_motion_time, want_keypress_time;
952 struct timeval value;
953#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
954 struct timeval tp;
955#endif
956
957 for (;;) {
958 /* loop until we can return something */
959
960 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
961 rxvt_tt_write(aR_ NULL, 0);
962
963#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
964 tp.tv_sec = 0; /* presume == 0 implies time not yet retrieved */
965#endif
966#if defined(CURSOR_BLINK)
967 want_keypress_time = 0;
968#endif
969#if defined(POINTER_BLANK)
970 want_motion_time = 0;
971#endif
972
973 if (XPending (R->Xdisplay))
974 { 2356 {
975 R->process_x_events ();
976
977 /* in case button actions pushed chars to cmdbuf */
978 if (R->cmdbuf_ptr < R->cmdbuf_endp)
979 return *R->cmdbuf_ptr++;
980 }
981
982#if defined(CURSOR_BLINK)
983 if (want_keypress_time) {
984 (void)gettimeofday(&tp, NULL);
985 R->lastcursorchange.tv_sec = tp.tv_sec;
986 R->lastcursorchange.tv_usec = tp.tv_usec;
987 }
988#endif
989#if defined(POINTER_BLANK)
990 if (want_motion_time) {
991 if (!tp.tv_sec)
992 (void)gettimeofday(&tp, NULL);
993 R->lastmotion.tv_sec = tp.tv_sec;
994 R->lastmotion.tv_usec = tp.tv_usec;
995 }
996#endif
997
998/*
999 * the command input buffer is empty and we have no pending X events
1000 */
1001 quick_timeout = 0;
1002
1003#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1004 if (R->mouse_slip_wheel_speed) {
1005 quick_timeout = 1;
1006 if (!R->mouse_slip_wheel_delay--
1007 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
1008 abs(R->mouse_slip_wheel_speed))) {
1009 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1010 R->refresh_type |= SMOOTH_REFRESH;
1011 R->want_refresh = 1;
1012 }
1013 }
1014#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
1015#ifdef SELECTION_SCROLLING
1016 if (R->pending_scroll_selection) {
1017 quick_timeout = 1;
1018 if (!R->scroll_selection_delay--
1019 && rxvt_scr_page(aR_ R->scroll_selection_dir,
1020 R->scroll_selection_lines)) {
1021 rxvt_selection_extend(aR_ R->selection_save_x,
1022 R->selection_save_y, R->selection_save_state);
1023 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
1024 R->refresh_type |= SMOOTH_REFRESH;
1025 R->want_refresh = 1;
1026 }
1027 }
1028#endif
1029#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1030 if (scrollbar_isUp() || scrollbar_isDn()) {
1031 quick_timeout = 1;
1032 if (!R->scroll_arrow_delay--
1033 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
1034 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
1035 R->refresh_type |= SMOOTH_REFRESH;
1036 R->want_refresh = 1;
1037 }
1038 }
1039#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1040
1041 FD_ZERO(&readfds);
1042 FD_SET(R->cmd_fd, &readfds);
1043 FD_SET(R->Xfd, &readfds);
1044 value.tv_usec = TIMEOUT_USEC;
1045 value.tv_sec = 0;
1046
1047 if (!R->TermWin.mapped)
1048 quick_timeout = 0;
1049 else {
1050 quick_timeout |= R->want_refresh;
1051#ifdef TRANSPARENT
1052 quick_timeout |= R->want_full_refresh;
1053#endif
1054 }
1055
1056#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
1057 {
1058 int set_quick_timeout = 0;
1059 long csdiff, psdiff;
1060
1061#define BLINK_TIME 500000L
1062 csdiff = psdiff = 60000000L; /* or, say, LONG_MAX */
1063# if defined(CURSOR_BLINK)
1064 if (R->Options & Opt_cursorBlink) {
1065 if (!tp.tv_sec) /* didn't get it before so get it now */
1066 (void)gettimeofday(&tp, NULL);
1067
1068 csdiff = (tp.tv_sec - R->lastcursorchange.tv_sec) * 1000000L
1069 + tp.tv_usec - R->lastcursorchange.tv_usec;
1070 if (csdiff > BLINK_TIME) { /* XXX: settable blink times */
1071 R->lastcursorchange.tv_sec = tp.tv_sec;
1072 R->lastcursorchange.tv_usec = tp.tv_usec;
1073 R->hidden_cursor = !R->hidden_cursor;
1074 csdiff = 0;
1075 } else
1076 csdiff = BLINK_TIME - csdiff;
1077 set_quick_timeout = 1;
1078 }
1079# endif
1080# if defined(POINTER_BLANK)
1081 /*
1082 * If we haven't moved the pointer for a while
1083 */
1084 if ((R->Options & Opt_pointerBlank)
1085 && (R->pointerBlankDelay > 0)
1086 && (R->hidden_pointer == 0)) {
1087 long pdelay;
1088
1089 if (!tp.tv_sec) /* didn't get it before so get it now */
1090 (void)gettimeofday(&tp, NULL);
1091 psdiff = (tp.tv_sec - R->lastmotion.tv_sec) * 1000000L
1092 + tp.tv_usec - R->lastmotion.tv_usec;
1093 pdelay = R->pointerBlankDelay * 1000000L;
1094 if (psdiff >= pdelay)
1095 rxvt_pointer_blank(aR);
1096 else {
1097 set_quick_timeout = 1;
1098 psdiff = pdelay - psdiff;
1099 }
1100 }
1101# endif
1102 if (!quick_timeout && set_quick_timeout) {
1103 MIN_IT(csdiff, psdiff);
1104 value.tv_sec = csdiff / 1000000L;
1105 value.tv_usec = csdiff % 1000000L;
1106 quick_timeout = 1;
1107 }
1108 }
1109#endif
1110
1111 if ((select_res = select(R->num_fds, &readfds, NULL, NULL,
1112 (quick_timeout ? &value : NULL))) == 0) {
1113 /* select statement timed out - we're not hard and fast scrolling */
1114 R->refresh_limit = 1;
1115 }
1116#if defined(CURSOR_BLINK)
1117 if (R->Options & Opt_cursorBlink)
1118 R->want_refresh = 1;
1119#endif
1120 }
1121}
1122
1123/* EXTPROTO */
1124void
1125rxvt_pointer_unblank(pR)
1126{
1127 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->TermWin_cursor);
1128 rxvt_recolour_cursor(aR);
1129#ifdef POINTER_BLANK
1130 R->hidden_pointer = 0;
1131 if (R->pointerBlankDelay > 0) {
1132 struct timeval tp;
1133
1134 (void)gettimeofday(&tp, NULL);
1135 R->lastmotion.tv_sec = tp.tv_sec;
1136 R->lastmotion.tv_usec = tp.tv_usec;
1137 }
1138#endif
1139}
1140
1141#ifdef POINTER_BLANK
1142/* INTPROTO */
1143void
1144rxvt_pointer_blank(pR)
1145{
1146 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->pointer_blank);
1147 XFlush(R->Xdisplay);
1148 R->hidden_pointer = 1;
1149}
1150#endif
1151
1152/* INTPROTO */
1153void
1154rxvt_mouse_report(pR_ const XButtonEvent *ev)
1155{
1156 int button_number, key_state = 0;
1157 int x, y;
1158
1159 x = ev->x;
1160 y = ev->y;
1161 rxvt_pixel_position(aR_ &x, &y);
1162
1163 if (R->MEvent.button == AnyButton) {
1164 button_number = 3;
1165 } else {
1166 button_number = R->MEvent.button - Button1;
1167 /* add 0x3D for wheel events, like xterm does */
1168 if (button_number >= 3)
1169 button_number += (64 - 3);
1170 }
1171
1172 if (R->PrivateModes & PrivMode_MouseX10) {
1173 /*
1174 * do not report ButtonRelease
1175 * no state info allowed
1176 */
1177 key_state = 0;
1178 if (button_number == 3)
1179 return;
1180 } else {
1181 /* XTerm mouse reporting needs these values:
1182 * 4 = Shift
1183 * 8 = Meta
1184 * 16 = Control
1185 * plus will add in our own Double-Click reporting
1186 * 32 = Double Click
1187 */
1188 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1189 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1190 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1191#ifdef MOUSE_REPORT_DOUBLECLICK
1192 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1193#endif
1194 }
1195
1196#ifdef DEBUG_MOUSEREPORT
1197 fprintf(stderr, "Mouse [");
1198 if (key_state & 16)
1199 fputc('C', stderr);
1200 if (key_state & 4)
1201 fputc('S', stderr);
1202 if (key_state & 8)
1203 fputc('A', stderr);
1204 if (key_state & 32)
1205 fputc('2', stderr);
1206 fprintf(stderr, "]: <%d>, %d/%d\n",
1207 button_number,
1208 x + 1,
1209 y + 1);
1210#else
1211 rxvt_tt_printf(aR_ "\033[M%c%c%c",
1212 (32 + button_number + key_state),
1213 (32 + x + 1),
1214 (32 + y + 1));
1215#endif
1216}
1217
1218#ifdef USING_W11LIB
1219/* EXTPROTO */
1220void
1221rxvt_W11_process_x_event(XEvent *ev)
1222{
1223 rxvt_t *r = rxvt_get_r();
1224
1225 rxvt_process_x_event(aR_ ev);
1226}
1227#endif
1228
1229/*{{{ process an X event */
1230/* INTPROTO */
1231void
1232rxvt_process_x_event(pR_ XEvent *ev)
1233{
1234 int i, want_timeout;
1235 Window unused_root, unused_child;
1236 int unused_root_x, unused_root_y;
1237 unsigned int unused_mask;
1238 struct timeval tp;
1239
1240#ifdef DEBUG_X
1241 const char *const eventnames[] =
1242 { /* mason - this matches my system */
1243 "",
1244 "",
1245 "KeyPress",
1246 "KeyRelease",
1247 "ButtonPress",
1248 "ButtonRelease",
1249 "MotionNotify",
1250 "EnterNotify",
1251 "LeaveNotify",
1252 "FocusIn",
1253 "FocusOut",
1254 "KeymapNotify",
1255 "Expose",
1256 "GraphicsExpose",
1257 "NoExpose",
1258 "VisibilityNotify",
1259 "CreateNotify",
1260 "DestroyNotify",
1261 "UnmapNotify",
1262 "MapNotify",
1263 "MapRequest",
1264 "ReparentNotify",
1265 "ConfigureNotify",
1266 "ConfigureRequest",
1267 "GravityNotify",
1268 "ResizeRequest",
1269 "CirculateNotify",
1270 "CirculateRequest",
1271 "PropertyNotify",
1272 "SelectionClear",
1273 "SelectionRequest",
1274 "SelectionNotify",
1275 "ColormapNotify",
1276 "ClientMessage",
1277 "MappingNotify"
1278 };
1279 struct tm *ltt;
1280#endif
1281
1282 /*
1283 * check if we need to get the time for any timeouts
1284 */
1285
1286 for (i = NUM_TIMEOUTS; i--; )
1287 if (R->timeout[i].tv_sec) {
1288 want_timeout = 1;
1289 break;
1290 }
1291
1292#ifndef DEBUG_X
1293 if (want_timeout)
1294#endif
1295 (void)gettimeofday(&tp, NULL);
1296
1297#ifdef DEBUG_X
1298 ltt = localtime(&(tp.tv_sec));
1299 D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial));
1300#endif
1301
1302 /* X event timeouts */
1303 if (want_timeout)
1304 for (i = NUM_TIMEOUTS; i--; ) {
1305 if (R->timeout[i].tv_sec == 0)
1306 continue;
1307 if ((tp.tv_sec < R->timeout[i].tv_sec)
1308 || (tp.tv_sec == R->timeout[i].tv_sec
1309 && tp.tv_usec < R->timeout[i].tv_usec))
1310 continue;
1311 R->timeout[i].tv_sec = 0;
1312 switch(i) {
1313 case TIMEOUT_INCR:
1314 rxvt_print_error("data loss: timeout on INCR selection paste");
1315 R->selection_wait = Sel_none;
1316 break;
1317 default:
1318 break;
1319 }
1320 }
1321
1322 switch (ev->type) {
1323 case KeyPress:
1324 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1325 break;
1326
1327#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1328 case KeyRelease:
1329 {
1330 if (!(ev->xkey.state & ControlMask))
1331 R->mouse_slip_wheel_speed = 0;
1332 else {
1333 KeySym ks;
1334
1335 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1336 if (ks == XK_Control_L || ks == XK_Control_R)
1337 R->mouse_slip_wheel_speed = 0;
1338 }
1339 break;
1340 }
1341#endif
1342
1343 case ButtonPress:
1344 rxvt_button_press(aR_ (XButtonEvent *)ev);
1345 break;
1346
1347 case ButtonRelease:
1348 rxvt_button_release(aR_ (XButtonEvent *)ev);
1349 break;
1350
1351 case ClientMessage:
1352 if (ev->xclient.format == 32
1353 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1354 exit(EXIT_SUCCESS);
1355#ifdef OFFIX_DND
1356 /* OffiX Dnd (drag 'n' drop) protocol */
1357 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1358 && (ev->xclient.data.l[0] == DndFile
1359 || ev->xclient.data.l[0] == DndDir
1360 || ev->xclient.data.l[0] == DndLink)) {
1361 /* Get Dnd data */
1362 Atom ActualType;
1363 int ActualFormat;
1364 unsigned char *data;
1365 unsigned long Size, RemainingBytes;
1366
1367 XGetWindowProperty(R->Xdisplay, Xroot,
1368 R->xa[XA_DNDSELECTION],
1369 0L, 1000000L,
1370 False, AnyPropertyType,
1371 &ActualType, &ActualFormat,
1372 &Size, &RemainingBytes,
1373 &data);
1374 XChangeProperty(R->Xdisplay, Xroot,
1375 XA_CUT_BUFFER0, XA_STRING,
1376 8, PropModeReplace,
1377 data, STRLEN(data));
1378 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1379 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1380 }
1381#endif /* OFFIX_DND */
1382 break;
1383
1384 case MappingNotify:
1385 XRefreshKeyboardMapping(&(ev->xmapping));
1386 break;
1387
1388 /*
1389 * XXX: this is not the _current_ arrangement
1390 * Here's my conclusion:
1391 * If the window is completely unobscured, use bitblt's
1392 * to scroll. Even then, they're only used when doing partial
1393 * screen scrolling. When partially obscured, we have to fill
1394 * in the GraphicsExpose parts, which means that after each refresh,
1395 * we need to wait for the graphics expose or Noexpose events,
1396 * which ought to make things real slow!
1397 */
1398 case VisibilityNotify:
1399 switch (ev->xvisibility.state) {
1400 case VisibilityUnobscured:
1401 R->refresh_type = FAST_REFRESH;
1402 break;
1403 case VisibilityPartiallyObscured:
1404 R->refresh_type = SLOW_REFRESH;
1405 break;
1406 default:
1407 R->refresh_type = NO_REFRESH;
1408 break;
1409 }
1410 break;
1411
1412 case FocusIn:
1413 if (!R->TermWin.focus) {
1414 R->TermWin.focus = 1;
1415 R->want_refresh = 1;
1416#ifdef USE_XIM
1417 if (R->Input_Context != NULL)
1418 XSetICFocus(R->Input_Context);
1419#endif
1420#ifdef CURSOR_BLINK
1421 if (R->Options & Opt_cursorBlink)
1422 R->blink_ev.start (NOW + BLINK_INTERVAL);
1423#endif
1424 }
1425 break;
1426
1427 case FocusOut:
1428 if (R->TermWin.focus) {
1429 R->TermWin.focus = 0;
1430 R->want_refresh = 1;
1431#ifdef USE_XIM
1432 if (R->Input_Context != NULL)
1433 XUnsetICFocus(R->Input_Context);
1434#endif
1435#ifdef CURSOR_BLINK
1436 if (R->Options & Opt_cursorBlink)
1437 R->blink_ev.stop ();
1438 R->hidden_cursor = 0;
1439#endif
1440 }
1441 break;
1442
1443 case ConfigureNotify:
1444 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1445 int height, width;
1446
1447 do { /* Wrap lots of configures into one */
1448 width = ev->xconfigure.width;
1449 height = ev->xconfigure.height;
1450 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1451 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1452 ConfigureNotify, ev));
1453 if (R->szHint.width != width || R->szHint.height != height) {
1454 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1455 rxvt_resize_all_windows(aR_ (unsigned int)width,
1456 (unsigned int)height, 1);
1457 }
1458#ifdef DEBUG_SIZE
1459 else {
1460 D_SIZE((stderr, "Size: Not resizing"));
1461 }
1462#endif
1463#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1464 if (R->Options & Opt_transparent) {
1465 rxvt_check_our_parents(aR);
1466 if (R->am_transparent)
1467 R->want_full_refresh = 1;
1468 }
1469#endif
1470 }
1471 break;
1472
1473 case SelectionClear:
1474 rxvt_selection_clear(aR);
1475 break;
1476
1477 case SelectionNotify:
1478 if (R->selection_wait == Sel_normal)
1479 rxvt_selection_paste(aR_ ev->xselection.requestor,
1480 ev->xselection.property, True);
1481 break;
1482
1483 case SelectionRequest:
1484 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1485 break;
1486
1487 case UnmapNotify:
1488 R->TermWin.mapped = 0;
1489 break;
1490
1491 case MapNotify:
1492 R->TermWin.mapped = 1;
1493 break;
1494
1495 case PropertyNotify:
1496 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1497 if (ev->xproperty.state == PropertyNewValue)
1498 rxvt_selection_property(aR_ ev->xproperty.window,
1499 ev->xproperty.atom);
1500 break;
1501 }
1502#ifdef TRANSPARENT
1503 /*
1504 * if user used some Esetroot compatible prog to set the root bg,
1505 * use the property to determine the pixmap. We use it later on.
1506 */
1507 if (R->xa[XA_XROOTPMAPID] == 0)
1508 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1509 "_XROOTPMAP_ID", False);
1510 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1511 break;
1512 /* FALLTHROUGH */
1513 case ReparentNotify:
1514 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1515 if (R->am_transparent)
1516 R->want_full_refresh = 1;
1517 }
1518#endif /* TRANSPARENT */
1519 break;
1520
1521 case GraphicsExpose:
1522 case Expose:
1523 if (ev->xany.window == R->TermWin.vt) {
1524#ifdef NO_SLOW_LINK_SUPPORT
1525 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1526 ev->xexpose.width, ev->xexpose.height, False);
1527#else
1528 // don't understand this, so commented it out
1529 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1530 ev->xexpose.width, ev->xexpose.height, False);
1531 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1532 // ev->xexpose.width, R->TermWin.height, False);
1533#endif
1534 R->want_refresh = 1;
1535 } else {
1536 XEvent unused_xevent;
1537
1538 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1539 Expose,
1540 &unused_xevent)) ;
1541 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1542 GraphicsExpose,
1543 &unused_xevent)) ;
1544 if (isScrollbarWindow(ev->xany.window)) {
1545 scrollbar_setIdle();
1546 rxvt_scrollbar_show(aR_ 0);
1547 }
1548#ifdef MENUBAR
1549 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1550 rxvt_menubar_expose(aR);
1551#endif
1552#ifdef RXVT_GRAPHICS
1553 rxvt_Gr_expose(aR_ ev->xany.window);
1554#endif
1555 }
1556 break;
1557
1558 case MotionNotify:
1559#ifdef POINTER_BLANK
1560 if (R->hidden_pointer)
1561 rxvt_pointer_unblank(aR);
1562#endif
1563#if MENUBAR
1564 if (isMenuBarWindow(ev->xany.window)) {
1565 rxvt_menubar_control(aR_ &(ev->xbutton));
1566 break;
1567 }
1568#endif
1569 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1570 break;
1571
1572 if (ev->xany.window == R->TermWin.vt) {
1573 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1574 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1575 MotionNotify, ev)) ;
1576 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1577 &unused_root, &unused_child,
1578 &unused_root_x, &unused_root_y,
1579 &(ev->xbutton.x), &(ev->xbutton.y),
1580 &unused_mask);
1581#ifdef MOUSE_THRESHOLD
1582 /* deal with a `jumpy' mouse */
1583 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1584#endif
1585 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1586 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1587#ifdef SELECTION_SCROLLING
1588 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1589 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1590 int dist;
1591
1592 R->pending_scroll_selection=1;
1593
1594 /* don't clobber the current delay if we are
1595 * already in the middle of scrolling.
1596 */
1597 if (R->scroll_selection_delay<=0)
1598 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1599
1600 /* save the event params so we can highlight
1601 * the selection in the pending-scroll loop
1602 */
1603 R->selection_save_x=ev->xbutton.x;
1604 R->selection_save_y=ev->xbutton.y;
1605 R->selection_save_state=
1606 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1607
1608 /* calc number of lines to scroll */
1609 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1610 R->scroll_selection_dir = UP;
1611 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1612 }
1613 else {
1614 R->scroll_selection_dir = DN;
1615 dist = ev->xbutton.y -
1616 (R->TermWin.int_bwidth + R->TermWin.height);
1617 }
1618 R->scroll_selection_lines=(Pixel2Height(dist)/
1619 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1620 MIN_IT(R->scroll_selection_lines,
1621 SELECTION_SCROLL_MAX_LINES);
1622 }
1623 else {
1624 /* we are within the text window, so we
1625 * shouldn't be scrolling
1626 */
1627 R->pending_scroll_selection = 0;
1628 }
1629#endif
1630#ifdef MOUSE_THRESHOLD
1631 }
1632#endif
1633 }
1634 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1635 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1636 MotionNotify, ev)) ;
1637 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1638 &unused_root, &unused_child,
1639 &unused_root_x, &unused_root_y,
1640 &(ev->xbutton.x), &(ev->xbutton.y),
1641 &unused_mask);
1642 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1643 scrollbar_size());
1644 rxvt_scr_refresh(aR_ R->refresh_type);
1645 R->refresh_limit = 0;
1646 rxvt_scrollbar_show(aR_ 1);
1647 }
1648 break;
1649 }
1650}
1651
1652/* INTPROTO */
1653void
1654rxvt_button_press(pR_ XButtonEvent *ev)
1655{
1656 int reportmode = 0, clickintime;
1657
1658 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1659 if (!R->bypass_keystate)
1660 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1661/*
1662 * VT window processing of button press
1663 */
1664 if (ev->window == R->TermWin.vt)
1665 {
1666#if RXVT_GRAPHICS
1667 if (ev->subwindow != None)
1668 rxvt_Gr_ButtonPress(ev->x, ev->y);
1669 else
1670#endif
1671 { 2357 try
1672 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1673 if (reportmode)
1674 { 2358 {
1675 /* mouse report from vt window */ 2359 process_nonprinting (ch);
1676 /* save the xbutton state (for ButtonRelease) */
1677 R->MEvent.state = ev->state;
1678#ifdef MOUSE_REPORT_DOUBLECLICK
1679 if (ev->button == R->MEvent.button && clickintime)
1680 {
1681 /* same button, within alloted time */
1682 R->MEvent.clicks++;
1683 if (R->MEvent.clicks > 1)
1684 {
1685 /* only report double clicks */
1686 R->MEvent.clicks = 2;
1687 rxvt_mouse_report(aR_ ev);
1688
1689 /* don't report the release */
1690 R->MEvent.clicks = 0;
1691 R->MEvent.button = AnyButton;
1692 }
1693 }
1694 else
1695 {
1696 /* different button, or time expired */
1697 R->MEvent.clicks = 1;
1698 R->MEvent.button = ev->button;
1699 rxvt_mouse_report(aR_ ev);
1700 }
1701#else
1702 R->MEvent.button = ev->button;
1703 rxvt_mouse_report(aR_ ev);
1704#endif /* MOUSE_REPORT_DOUBLECLICK */
1705 }
1706 else 2360 }
2361 catch (const class out_of_input &o)
1707 { 2362 {
1708 if (ev->button != R->MEvent.button) 2363 // we ran out of input, retry later
1709 R->MEvent.clicks = 0; 2364 cmdbuf_ptr = seq_begin;
1710 switch (ev->button)
1711 {
1712 case Button1:
1713 if (R->MEvent.button == Button1 && clickintime)
1714 R->MEvent.clicks++;
1715 else
1716 R->MEvent.clicks = 1;
1717 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1718 R->MEvent.button = Button1;
1719 break; 2365 break;
1720
1721 case Button3:
1722 if (R->MEvent.button == Button3 && clickintime)
1723 rxvt_selection_rotate(aR_ ev->x, ev->y);
1724 else
1725 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1726 R->MEvent.button = Button3;
1727 break;
1728 } 2366 }
1729 } 2367
1730 R->MEvent.time = ev->time; 2368 ch = NOCHAR;
1731 return;
1732 }
1733 } 2369 }
1734
1735/*
1736 * Scrollbar window processing of button press
1737 */
1738 if (isScrollbarWindow(ev->window))
1739 {
1740 scrollbar_setIdle();
1741 /*
1742 * Rxvt-style scrollbar:
1743 * move up if mouse is above slider
1744 * move dn if mouse is below slider
1745 *
1746 * XTerm-style scrollbar:
1747 * Move display proportional to pointer location
1748 * pointer near top -> scroll one line
1749 * pointer near bot -> scroll full page
1750 */
1751#ifndef NO_SCROLLBAR_REPORT
1752 if (reportmode) {
1753 /*
1754 * Mouse report disabled scrollbar:
1755 * arrow buttons - send up/down
1756 * click on scrollbar - send pageup/down
1757 */
1758 if ((R->scrollBar.style == R_SB_NEXT
1759 && scrollbarnext_upButton(ev->y))
1760 || (R->scrollBar.style == R_SB_RXVT
1761 && scrollbarrxvt_upButton(ev->y)))
1762 rxvt_tt_printf(aR_ "\033[A");
1763 else if ((R->scrollBar.style == R_SB_NEXT
1764 && scrollbarnext_dnButton(ev->y))
1765 || (R->scrollBar.style == R_SB_RXVT
1766 && scrollbarrxvt_dnButton(ev->y)))
1767 rxvt_tt_printf(aR_ "\033[B");
1768 else
1769 switch (ev->button) {
1770 case Button2:
1771 rxvt_tt_printf(aR_ "\014");
1772 break;
1773 case Button1:
1774 rxvt_tt_printf(aR_ "\033[6~");
1775 break;
1776 case Button3:
1777 rxvt_tt_printf(aR_ "\033[5~");
1778 break;
1779 }
1780 }
1781 else
1782#endif /* NO_SCROLLBAR_REPORT */
1783 {
1784 char upordown = 0;
1785
1786 if (R->scrollBar.style == R_SB_NEXT) {
1787 if (scrollbarnext_upButton(ev->y))
1788 upordown = -1; /* up */
1789 else if (scrollbarnext_dnButton(ev->y))
1790 upordown = 1; /* down */
1791 } else if (R->scrollBar.style == R_SB_RXVT) {
1792 if (scrollbarrxvt_upButton(ev->y))
1793 upordown = -1; /* up */
1794 else if (scrollbarrxvt_dnButton(ev->y))
1795 upordown = 1; /* down */
1796 } 2370 }
1797 if (upordown) {
1798#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1799 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1800#endif
1801 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1802 if (upordown < 0)
1803 scrollbar_setUp();
1804 else
1805 scrollbar_setDn();
1806 }
1807 } else
1808 switch (ev->button) {
1809 case Button2:
1810 switch (R->scrollbar_align) {
1811 case R_SB_ALIGN_TOP:
1812 R->csrO = 0;
1813 break;
1814 case R_SB_ALIGN_CENTRE:
1815 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1816 break;
1817 case R_SB_ALIGN_BOTTOM:
1818 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1819 break;
1820 }
1821 if (R->scrollBar.style == R_SB_XTERM
1822 || scrollbar_above_slider(ev->y)
1823 || scrollbar_below_slider(ev->y))
1824 rxvt_scr_move_to(aR_
1825 scrollbar_position(ev->y) - R->csrO,
1826 scrollbar_size());
1827 scrollbar_setMotion();
1828 break;
1829
1830 case Button1:
1831 if (R->scrollbar_align == R_SB_ALIGN_CENTRE)
1832 R->csrO = ev->y - R->scrollBar.top;
1833 /* FALLTHROUGH */
1834
1835 case Button3:
1836 if (R->scrollBar.style != R_SB_XTERM) {
1837 if (scrollbar_above_slider(ev->y))
1838# ifdef RXVT_SCROLL_FULL
1839 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);
1840# else
1841 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);
1842# endif
1843 else if (scrollbar_below_slider(ev->y))
1844# ifdef RXVT_SCROLL_FULL
1845 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);
1846# else
1847 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);
1848# endif
1849 else
1850 scrollbar_setMotion();
1851 } else {
1852 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),
1853 (R->TermWin.nrow
1854 * scrollbar_position(ev->y)
1855 / scrollbar_size()));
1856 }
1857 break;
1858 }
1859 }
1860 return;
1861 }
1862#if MENUBAR
1863 /*
1864 * Menubar window processing of button press
1865 */
1866 if (isMenuBarWindow(ev->window))
1867 rxvt_menubar_control(aR_ ev);
1868#endif
1869} 2371}
1870 2372
1871/* INTPROTO */ 2373// read the next character
1872void 2374wchar_t ecb_hot
1873rxvt_button_release(pR_ XButtonEvent *ev) 2375rxvt_term::next_char () noexcept
1874{ 2376{
1875 int reportmode = 0; 2377 while (cmdbuf_ptr < cmdbuf_endp)
1876
1877 R->csrO = 0; /* reset csr Offset */
1878 if (!R->bypass_keystate)
1879 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1880
1881 if (scrollbar_isUpDn()) {
1882 scrollbar_setIdle();
1883 rxvt_scrollbar_show(aR_ 0);
1884#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1885 R->refresh_type &= ~SMOOTH_REFRESH;
1886#endif
1887 }
1888#ifdef SELECTION_SCROLLING
1889 R->pending_scroll_selection=0;
1890#endif
1891 if (ev->window == R->TermWin.vt)
1892 { 2378 {
1893#ifdef RXVT_GRAPHICS 2379 // assume 7-bit to be ascii ALWAYS (always true in POSIX)
1894 if (ev->subwindow != None) 2380 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f))
1895 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2381 return *cmdbuf_ptr++;
1896 else 2382
1897#endif 2383 wchar_t wc;
2384 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2385
2386 if (len == (size_t)-2)
1898 { 2387 {
1899 if (reportmode) 2388 // the mbstate stores incomplete sequences. didn't know this :/
2389 cmdbuf_ptr = cmdbuf_endp;
2390 break;
2391 }
2392
2393 if (len == (size_t)-1)
1900 { 2394 {
1901 /* mouse report from vt window */ 2395 mbstate.reset (); // reset now undefined conversion state
1902 /* don't report release of wheel "buttons" */ 2396 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
1903 if (ev->button >= 4) 2397 // in which case we "erroneously" return the next byte which might be valid.
1904 return; 2398 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
1905#ifdef MOUSE_REPORT_DOUBLECLICK 2399 }
1906 /* only report the release of 'slow' single clicks */ 2400
1907 if (R->MEvent.button != AnyButton 2401 // assume wchar == unicode
1908 && (ev->button != R->MEvent.button 2402 cmdbuf_ptr += len;
1909 || (ev->time - R->MEvent.time 2403 return wc & UNICODE_MASK;
1910 > MULTICLICK_TIME / 2)))
1911 {
1912 R->MEvent.clicks = 0;
1913 R->MEvent.button = AnyButton;
1914 rxvt_mouse_report(aR_ ev);
1915 }
1916#else /* MOUSE_REPORT_DOUBLECLICK */
1917 R->MEvent.button = AnyButton;
1918 rxvt_mouse_report(aR_ ev);
1919#endif /* MOUSE_REPORT_DOUBLECLICK */
1920 return;
1921 } 2404 }
1922 /*
1923 * dumb hack to compensate for the failure of click-and-drag
1924 * when overriding mouse reporting
1925 */
1926 if (R->PrivateModes & PrivMode_mouse_report
1927 && R->bypass_keystate
1928 && ev->button == Button1 && R->MEvent.clicks <= 1)
1929 rxvt_selection_extend(aR_ ev->x, ev->y, 0);
1930 2405
1931 switch (ev->button) { 2406 return NOCHAR;
1932 case Button1:
1933 case Button3:
1934 rxvt_selection_make(aR_ ev->time);
1935 break;
1936 case Button2:
1937 rxvt_selection_request(aR_ ev->time, ev->x, ev->y);
1938 break;
1939#ifdef MOUSE_WHEEL
1940 case Button4:
1941 case Button5:
1942 {
1943 int i, v;
1944
1945 v = (ev->button == Button4) ? UP : DN;
1946 if (ev->state & ShiftMask)
1947 i = 1;
1948 else if ((R->Options & Opt_mouseWheelScrollPage))
1949 i = R->TermWin.nrow - 1;
1950 else
1951 i = 5;
1952# ifdef MOUSE_SLIP_WHEELING
1953 if (ev->state & ControlMask)
1954 {
1955 R->mouse_slip_wheel_speed += (v ? -1 : 1);
1956 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1957 }
1958# endif
1959# ifdef JUMP_MOUSE_WHEEL
1960 rxvt_scr_page(aR_ v, i);
1961 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1962 rxvt_scrollbar_show(aR_ 1);
1963# else
1964 for (; i--;)
1965 {
1966 rxvt_scr_page(aR_ v, 1);
1967 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1968 rxvt_scrollbar_show(aR_ 1);
1969 }
1970# endif
1971 }
1972 break;
1973#endif
1974 }
1975 }
1976 }
1977#ifdef MENUBAR
1978 else if (isMenuBarWindow(ev->window))
1979 rxvt_menubar_control(aR_ ev);
1980#endif
1981} 2407}
1982 2408
1983 2409// read the next octet
1984#ifdef TRANSPARENT 2410uint32_t ecb_hot
1985/* 2411rxvt_term::next_octet () noexcept
1986 * Check our parents are still who we think they are.
1987 * Do transparency updates if required
1988 */
1989/* EXTPROTO */
1990int
1991rxvt_check_our_parents(pR)
1992{ 2412{
1993 int i, pchanged, aformat, have_pixmap, rootdepth; 2413 return cmdbuf_ptr < cmdbuf_endp
1994 unsigned long nitems, bytes_after; 2414 ? (unsigned char)*cmdbuf_ptr++
1995 Atom atype; 2415 : NOCHAR;
1996 unsigned char *prop = NULL;
1997 Window root, oldp, *list;
1998 Pixmap rootpixmap = None;
1999 XWindowAttributes wattr, wrootattr;
2000
2001 pchanged = 0;
2002
2003 if (!(R->Options & Opt_transparent))
2004 return pchanged; /* Don't try any more */
2005
2006 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
2007 rootdepth = wrootattr.depth;
2008
2009 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
2010 if (rootdepth != wattr.depth) {
2011 if (R->am_transparent) {
2012 pchanged = 1;
2013 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2014 R->PixColors[Color_bg]);
2015 R->am_transparent = R->am_pixmap_trans = 0;
2016 }
2017 return pchanged; /* Don't try any more */
2018 }
2019
2020/* Get all X ops out of the queue so that our information is up-to-date. */
2021 XSync(R->Xdisplay, False);
2022
2023/*
2024 * Make the frame window set by the window manager have
2025 * the root background. Some window managers put multiple nested frame
2026 * windows for each client, so we have to take care about that.
2027 */
2028 i = (R->xa[XA_XROOTPMAPID] != 0
2029 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
2030 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2031 &nitems, &bytes_after, &prop) == Success));
2032 if (!i || prop == NULL)
2033 have_pixmap = 0;
2034 else {
2035 have_pixmap = 1;
2036 rootpixmap = *((Pixmap *)prop);
2037 XFree(prop);
2038 }
2039 if (have_pixmap) {
2040/*
2041 * Copy Xroot pixmap transparency
2042 */
2043 int sx, sy, nx, ny;
2044 unsigned int nw, nh;
2045 Window cr;
2046 XImage *image;
2047 GC gc;
2048 XGCValues gcvalue;
2049
2050 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
2051 0, 0, &sx, &sy, &cr);
2052 nw = (unsigned int)R->szHint.width;
2053 nh = (unsigned int)R->szHint.height;
2054 nx = ny = 0;
2055 if (sx < 0) {
2056 nw += sx;
2057 nx = -sx;
2058 sx = 0;
2059 }
2060 if (sy < 0) {
2061 nh += sy;
2062 ny = -sy;
2063 sy = 0;
2064 }
2065 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
2066 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
2067 R->allowedxerror = -1;
2068 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
2069 ZPixmap);
2070 /* XXX: handle BadMatch - usually because we're outside the pixmap */
2071 /* XXX: may need a delay here? */
2072 R->allowedxerror = 0;
2073 if (image == NULL) {
2074 if (R->am_transparent && R->am_pixmap_trans) {
2075 pchanged = 1;
2076 if (R->TermWin.pixmap != None) {
2077 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2078 R->TermWin.pixmap = None;
2079 }
2080 }
2081 R->am_pixmap_trans = 0;
2082 } else {
2083 if (R->TermWin.pixmap != None)
2084 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2085 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
2086 (unsigned int)R->szHint.width,
2087 (unsigned int)R->szHint.height,
2088 (unsigned int)image->depth);
2089 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
2090 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
2091 nx, ny, (unsigned int)image->width,
2092 (unsigned int)image->height);
2093 XFreeGC(R->Xdisplay, gc);
2094 XDestroyImage(image);
2095 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2096 R->TermWin.pixmap);
2097 if (!R->am_transparent || !R->am_pixmap_trans)
2098 pchanged = 1;
2099 R->am_transparent = R->am_pixmap_trans = 1;
2100 }
2101 }
2102 if (!R->am_pixmap_trans) {
2103 unsigned int n;
2104/*
2105 * InheritPixmap transparency
2106 */
2107 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2108 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2109 i++) {
2110 oldp = R->TermWin.parent[i];
2111 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2112 &R->TermWin.parent[i], &list, &n);
2113 XFree(list);
2114 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2115 if (R->TermWin.parent[i] == Xroot) {
2116 if (oldp != None)
2117 pchanged = 1;
2118 break;
2119 }
2120 if (oldp != R->TermWin.parent[i])
2121 pchanged = 1;
2122 }
2123 n = 0;
2124 if (pchanged) {
2125 for (; n < (unsigned int)i; n++) {
2126 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2127 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2128 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2129 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2130 break;
2131 }
2132 }
2133 }
2134 if (n > (int)(sizeof(R->TermWin.parent)
2135 / sizeof(R->TermWin.parent[0]))) {
2136 D_X((stderr, "InheritPixmap Turning off"));
2137 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2138 R->PixColors[Color_fg]);
2139 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2140 R->PixColors[Color_bg]);
2141 R->am_transparent = 0;
2142 /* XXX: also turn off Opt_transparent? */
2143 } else {
2144 /* wait (an arbitrary period) for the WM to do its thing
2145 * needed for fvwm2.2.2 (and before?) */
2146# ifdef HAVE_NANOSLEEP
2147 struct timespec rqt;
2148
2149 rqt.tv_sec = 1;
2150 rqt.tv_nsec = 0;
2151 nanosleep(&rqt, NULL);
2152# else
2153 sleep(1);
2154# endif
2155 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2156 for (n = 0; n < (unsigned int)i; n++)
2157 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2158 ParentRelative);
2159 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2160 ParentRelative);
2161 R->am_transparent = 1;
2162 }
2163 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2164 R->TermWin.parent[i] = None;
2165 }
2166 return pchanged;
2167} 2416}
2168#endif
2169 2417
2170/*}}} */ 2418static class out_of_input out_of_input;
2419
2420wchar_t ecb_hot
2421rxvt_term::cmd_getc ()
2422{
2423 wchar_t c = next_char ();
2424
2425 if (c == NOCHAR)
2426 throw out_of_input;
2427
2428 return c;
2429}
2430
2431uint32_t ecb_hot
2432rxvt_term::cmd_get8 ()
2433{
2434 uint32_t c = next_octet ();
2435
2436 if (c == NOCHAR)
2437 throw out_of_input;
2438
2439 return c;
2440}
2171 2441
2172/*{{{ print pipe */ 2442/*{{{ print pipe */
2173/*----------------------------------------------------------------------*/ 2443/*----------------------------------------------------------------------*/
2174#ifdef PRINTPIPE 2444#ifdef PRINTPIPE
2175/* EXTPROTO */ 2445FILE * ecb_cold
2176FILE *
2177rxvt_popen_printer(pR) 2446rxvt_term::popen_printer ()
2178{ 2447{
2179 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2448 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2180 2449
2181 if (stream == NULL) 2450 if (stream == NULL)
2182 rxvt_print_error("can't open printer pipe"); 2451 rxvt_warn ("can't open printer pipe, not printing.\n");
2452
2183 return stream; 2453 return stream;
2184} 2454}
2185 2455
2186/* EXTPROTO */ 2456int ecb_cold
2187int
2188rxvt_pclose_printer(FILE *stream) 2457rxvt_term::pclose_printer (FILE *stream)
2189{ 2458{
2190 fflush(stream); 2459 fflush (stream);
2191/* pclose() reported not to work on SunOS 4.1.3 */
2192# if defined (__sun__) /* TODO: RESOLVE THIS */
2193/* pclose works provided SIGCHLD handler uses waitpid */
2194 return pclose(stream); /* return fclose (stream); */
2195# else
2196 return pclose(stream); 2460 return pclose (stream);
2197# endif
2198} 2461}
2199 2462
2200/* 2463/*
2201 * simulate attached vt100 printer 2464 * simulate attached vt100 printer
2202 */ 2465 */
2203/* INTPROTO */ 2466void ecb_cold
2204void
2205rxvt_process_print_pipe(pR) 2467rxvt_term::process_print_pipe ()
2206{ 2468{
2207 int done; 2469 FILE *fd = popen_printer ();
2208 FILE *fd;
2209 2470
2210 if ((fd = rxvt_popen_printer(aR)) == NULL) 2471 if (!fd)
2211 return; 2472 return;
2212 2473
2213/* 2474 /*
2214 * Send all input to the printer until either ESC[4i or ESC[?4i 2475 * Send all input to the printer until either ESC[4i or ESC[?4i
2215 * is received. 2476 * is received.
2216 */ 2477 */
2217 for (done = 0; !done;) { 2478 for (int done = 0; !done; )
2479 {
2218 unsigned char buf[8]; 2480 unsigned char buf[8];
2219 unsigned char ch; 2481 unicode_t ch;
2220 unsigned int i, len; 2482 unsigned int i, len;
2221 2483
2222 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2484 if ((ch = cmd_getc ()) != C0_ESC)
2485 {
2223 if (putc(ch, fd) == EOF) 2486 if (putc (ch, fd) == EOF)
2224 break; /* done = 1 */ 2487 break; /* done = 1 */
2225 } else { 2488 }
2489 else
2490 {
2226 len = 0; 2491 len = 0;
2227 buf[len++] = ch; 2492 buf[len++] = ch;
2228 2493
2229 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2494 if ((buf[len++] = cmd_getc ()) == '[')
2230 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2495 {
2231 buf[len++] = '?'; 2496 if ((ch = cmd_getc ()) == '?')
2232 ch = rxvt_cmd_getc(aR); 2497 {
2233 } 2498 buf[len++] = '?';
2499 ch = cmd_getc ();
2500 }
2234 if ((buf[len++] = ch) == '4') { 2501 if ((buf[len++] = ch) == '4')
2502 {
2235 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2503 if ((buf[len++] = cmd_getc ()) == 'i')
2236 break; /* done = 1 */ 2504 break; /* done = 1 */
2237 } 2505 }
2506 }
2507
2508 for (i = 0; i < len; i++)
2509 if (putc (buf[i], fd) == EOF)
2510 {
2511 done = 1;
2512 break;
2513 }
2514 }
2238 } 2515 }
2239 for (i = 0; i < len; i++) 2516
2240 if (putc(buf[i], fd) == EOF) {
2241 done = 1;
2242 break;
2243 }
2244 }
2245 }
2246 rxvt_pclose_printer(fd); 2517 pclose_printer (fd);
2247} 2518}
2248#endif /* PRINTPIPE */ 2519#endif /* PRINTPIPE */
2249/*}}} */ 2520/*}}} */
2250 2521
2251/* *INDENT-OFF* */
2252enum { 2522enum {
2253 C1_40 = 0x40, 2523 C1_40 = 0x40,
2254 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2524 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2255 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2525 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2256 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2526 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2257 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2527 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2258}; 2528};
2259/* *INDENT-ON* */
2260 2529
2261/*{{{ process non-printing single characters */ 2530/*{{{ process non-printing single characters */
2262/* INTPROTO */ 2531void ecb_hot
2263void 2532rxvt_term::process_nonprinting (unicode_t ch)
2264rxvt_process_nonprinting(pR_ unsigned char ch)
2265{ 2533{
2266 switch (ch) { 2534 switch (ch)
2535 {
2536 case C0_ESC:
2537 process_escape_seq ();
2538 break;
2267 case C0_ENQ: /* terminal Status */ 2539 case C0_ENQ: /* terminal Status */
2268 if (R->rs[Rs_answerbackstring]) 2540 if (rs[Rs_answerbackstring])
2269 rxvt_tt_write(aR_ 2541 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2270 (const unsigned char *)R->rs[Rs_answerbackstring], 2542 else
2271 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2543 tt_write (VT100_ANS, strlen (VT100_ANS));
2272 else 2544 break;
2273 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2274 (unsigned int)STRLEN(VT100_ANS));
2275 break;
2276 case C0_BEL: /* bell */ 2545 case C0_BEL: /* bell */
2277 rxvt_scr_bell(aR); 2546 scr_bell ();
2278 break; 2547 break;
2279 case C0_BS: /* backspace */ 2548 case C0_BS: /* backspace */
2280 rxvt_scr_backspace(aR); 2549 scr_backspace ();
2281 break; 2550 break;
2282 case C0_HT: /* tab */ 2551 case C0_HT: /* tab */
2283 rxvt_scr_tab(aR_ 1); 2552 scr_tab (1);
2284 break; 2553 break;
2285 case C0_CR: /* carriage return */ 2554 case C0_CR: /* carriage return */
2286 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2555 scr_gotorc (0, 0, R_RELATIVE);
2287 break; 2556 break;
2288 case C0_VT: /* vertical tab, form feed */ 2557 case C0_VT: /* vertical tab, form feed */
2289 case C0_FF: 2558 case C0_FF:
2290 case C0_LF: /* line feed */ 2559 case C0_LF: /* line feed */
2291 rxvt_scr_index(aR_ UP); 2560 scr_index (UP);
2292 break; 2561 break;
2293 case C0_SO: /* shift out - acs */ 2562 case C0_SO: /* shift out - acs */
2294 rxvt_scr_charset_choose(aR_ 1); 2563 scr_charset_choose (1);
2295 break; 2564 break;
2296 case C0_SI: /* shift in - acs */ 2565 case C0_SI: /* shift in - acs */
2297 rxvt_scr_charset_choose(aR_ 0); 2566 scr_charset_choose (0);
2298 break; 2567 break;
2568
2569#ifdef EIGHT_BIT_CONTROLS
2570 // 8-bit controls
2571 case 0x90: /* DCS */
2572 process_dcs_seq ();
2573 break;
2574 case 0x9b: /* CSI */
2575 process_csi_seq ();
2576 break;
2577 case 0x9d: /* OSC */
2578 process_osc_seq ();
2579 break;
2580#endif
2299 } 2581 }
2300} 2582}
2301/*}}} */ 2583/*}}} */
2302 2584
2303 2585
2304/*{{{ process VT52 escape sequences */ 2586/*{{{ process VT52 escape sequences */
2305/* INTPROTO */ 2587void ecb_cold
2306void 2588rxvt_term::process_escape_vt52 (unicode_t ch)
2307rxvt_process_escape_vt52(pR_ unsigned char ch)
2308{ 2589{
2309 int row, col; 2590 int row, col;
2591
2592 switch (ch)
2310 2593 {
2311 switch (ch) {
2312 case 'A': /* cursor up */ 2594 case 'A': /* cursor up */
2313 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2595 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2314 break; 2596 break;
2315 case 'B': /* cursor down */ 2597 case 'B': /* cursor down */
2316 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2598 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2317 break; 2599 break;
2318 case 'C': /* cursor right */ 2600 case 'C': /* cursor right */
2319 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2601 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2320 break; 2602 break;
2321 case 'D': /* cursor left */ 2603 case 'D': /* cursor left */
2322 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2604 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2323 break; 2605 break;
2324 case 'H': /* cursor home */ 2606 case 'H': /* cursor home */
2325 rxvt_scr_gotorc(aR_ 0, 0, 0); 2607 scr_gotorc (0, 0, 0);
2326 break; 2608 break;
2327 case 'I': /* cursor up and scroll down if needed */ 2609 case 'I': /* cursor up and scroll down if needed */
2328 rxvt_scr_index(aR_ DN); 2610 scr_index (DN);
2329 break; 2611 break;
2330 case 'J': /* erase to end of screen */ 2612 case 'J': /* erase to end of screen */
2331 rxvt_scr_erase_screen(aR_ 0); 2613 scr_erase_screen (0);
2332 break; 2614 break;
2333 case 'K': /* erase to end of line */ 2615 case 'K': /* erase to end of line */
2334 rxvt_scr_erase_line(aR_ 0); 2616 scr_erase_line (0);
2335 break; 2617 break;
2336 case 'Y': /* move to specified row and col */ 2618 case 'Y': /* move to specified row and col */
2337 /* full command is 'ESC Y row col' where row and col 2619 /* full command is 'ESC Y row col' where row and col
2338 * are encoded by adding 32 and sending the ascii 2620 * are encoded by adding 32 and sending the ascii
2339 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2621 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2340 * etc. */ 2622 * etc. */
2341 row = rxvt_cmd_getc(aR) - ' '; 2623 row = cmd_getc () - ' ';
2342 col = rxvt_cmd_getc(aR) - ' '; 2624 col = cmd_getc () - ' ';
2343 rxvt_scr_gotorc(aR_ row, col, 0); 2625 scr_gotorc (row, col, 0);
2344 break; 2626 break;
2345 case 'Z': /* identify the terminal type */ 2627 case 'Z': /* identify the terminal type */
2346 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2628 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2347 break; 2629 break;
2348 case '<': /* turn off VT52 mode */ 2630 case '<': /* turn off VT52 mode */
2349 PrivMode(0, PrivMode_vt52); 2631 priv_modes &= ~PrivMode_vt52;
2350 break; 2632 break;
2351 case 'F': /* use special graphics character set */ 2633 case 'F': /* use special graphics character set */
2352 case 'G': /* use regular character set */ 2634 case 'G': /* use regular character set */
2353 /* unimplemented */ 2635 /* unimplemented */
2354 break; 2636 break;
2355 case '=': /* use alternate keypad mode */ 2637 case '=': /* use alternate keypad mode */
2356 case '>': /* use regular keypad mode */ 2638 case '>': /* use regular keypad mode */
2357 /* unimplemented */ 2639 /* unimplemented */
2358 break; 2640 break;
2359 } 2641 }
2360} 2642}
2361/*}}} */ 2643/*}}} */
2362 2644
2363 2645
2364/*{{{ process escape sequences */ 2646/*{{{ process escape sequences */
2365/* INTPROTO */ 2647void ecb_hot
2366void
2367rxvt_process_escape_seq(pR) 2648rxvt_term::process_escape_seq ()
2368{ 2649{
2369 unsigned char ch = rxvt_cmd_getc(aR); 2650 unicode_t ch = cmd_getc ();
2370 2651
2371 if (R->PrivateModes & PrivMode_vt52) { 2652 if (priv_modes & PrivMode_vt52)
2372 rxvt_process_escape_vt52(aR_ ch);
2373 return;
2374 }
2375 2653 {
2654 process_escape_vt52 (ch);
2655 return;
2656 }
2657
2376 switch (ch) { 2658 switch (ch)
2377 /* case 1: do_tek_mode (); break; */ 2659 {
2378 case '#': 2660 case '#':
2379 if (rxvt_cmd_getc(aR) == '8') 2661 if (cmd_getc () == '8')
2380 rxvt_scr_E(aR); 2662 scr_E ();
2381 break; 2663 break;
2382 case '(': 2664 case '(':
2383 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2665 scr_charset_set (0, (unsigned int)cmd_getc ());
2384 break; 2666 break;
2385 case ')': 2667 case ')':
2386 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2668 scr_charset_set (1, (unsigned int)cmd_getc ());
2387 break; 2669 break;
2388 case '*': 2670 case '*':
2389 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2671 scr_charset_set (2, (unsigned int)cmd_getc ());
2390 break; 2672 break;
2391 case '+': 2673 case '+':
2392 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2674 scr_charset_set (3, (unsigned int)cmd_getc ());
2393 break; 2675 break;
2394#ifdef MULTICHAR_SET 2676#if !ENABLE_MINIMAL
2395 case '$':
2396 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2397 break;
2398#endif
2399#ifndef NO_FRILLS
2400 case '6': 2677 case '6':
2401 rxvt_scr_backindex(aR); 2678 scr_backindex ();
2402 break; 2679 break;
2403#endif 2680#endif
2404 case '7': 2681 case '7':
2405 rxvt_scr_cursor(aR_ SAVE); 2682 scr_cursor (SAVE);
2406 break; 2683 break;
2407 case '8': 2684 case '8':
2408 rxvt_scr_cursor(aR_ RESTORE); 2685 scr_cursor (RESTORE);
2409 break; 2686 break;
2410#ifndef NO_FRILLS 2687#if !ENABLE_MINIMAL
2411 case '9': 2688 case '9':
2412 rxvt_scr_forwardindex(aR); 2689 scr_forwardindex ();
2413 break; 2690 break;
2414#endif 2691#endif
2692 // DECPAM/DECPNM
2415 case '=': 2693 case '=':
2694 priv_modes |= PrivMode_aplKP;
2695 break;
2416 case '>': 2696 case '>':
2417 PrivMode((ch == '='), PrivMode_aplKP); 2697 priv_modes &= ~PrivMode_aplKP;
2418 break; 2698 break;
2419 2699
2420 case C1_40: 2700 case C1_40:
2421 rxvt_cmd_getc(aR); 2701 cmd_getc ();
2422 break; 2702 break;
2423 case C1_44: 2703 case C1_44:
2424 rxvt_scr_index(aR_ UP); 2704 scr_index (UP);
2425 break; 2705 break;
2426 2706
2427 /* 8.3.87: NEXT LINE */ 2707 /* 8.3.87: NEXT LINE */
2428 case C1_NEL: /* ESC E */ 2708 case C1_NEL: /* ESC E */
2429 {
2430 uint32_t nlcr[] = { '\n', '\r' };
2431 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2432 } 2709 {
2433 break; 2710 wchar_t nlcr[] = { C0_LF, C0_CR };
2711 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2712 }
2713 break;
2434 2714
2715#if 0 // disabled because embedded newlines can make exploits easier
2435 /* kidnapped escape sequence: Should be 8.3.48 */ 2716 /* kidnapped escape sequence: Should be 8.3.48 */
2436 case C1_ESA: /* ESC G */ 2717 case C1_ESA: /* ESC G */
2437 rxvt_process_graphics(aR); 2718 // used by original rxvt for rob nations own graphics mode
2438 break; 2719 if (cmd_getc () == 'Q' && option (Opt_insecure))
2720 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2721 break;
2722#endif
2439 2723
2440 /* 8.3.63: CHARACTER TABULATION SET */ 2724 /* 8.3.63: CHARACTER TABULATION SET */
2441 case C1_HTS: /* ESC H */ 2725 case C1_HTS: /* ESC H */
2442 rxvt_scr_set_tab(aR_ 1); 2726 scr_set_tab (1);
2443 break; 2727 break;
2444 2728
2445 /* 8.3.105: REVERSE LINE FEED */ 2729 /* 8.3.105: REVERSE LINE FEED */
2446 case C1_RI: /* ESC M */ 2730 case C1_RI: /* ESC M */
2447 rxvt_scr_index(aR_ DN); 2731 scr_index (DN);
2448 break; 2732 break;
2449 2733
2450 /* 8.3.142: SINGLE-SHIFT TWO */ 2734 /* 8.3.142: SINGLE-SHIFT TWO */
2451 /*case C1_SS2: scr_single_shift (2); break; */ 2735 /* case C1_SS2: break; */
2452 2736
2453 /* 8.3.143: SINGLE-SHIFT THREE */ 2737 /* 8.3.143: SINGLE-SHIFT THREE */
2454 /*case C1_SS3: scr_single_shift (3); break; */ 2738 /* case C1_SS3: break; */
2455 2739
2456 /* 8.3.27: DEVICE CONTROL STRING */ 2740 /* 8.3.27: DEVICE CONTROL STRING */
2457 case C1_DCS: /* ESC P */ 2741 case C1_DCS: /* ESC P */
2458 rxvt_process_dcs_seq(aR); 2742 process_dcs_seq ();
2459 break; 2743 break;
2460 2744
2461 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2745 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2462 case C1_SCI: /* ESC Z */ 2746 case C1_SCI: /* ESC Z */
2463 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2747 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2464 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2465 break; /* steal obsolete ESC [ c */ 2748 break; /* steal obsolete ESC [ c */
2466 2749
2467 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2750 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2468 case C1_CSI: /* ESC [ */ 2751 case C1_CSI: /* ESC [ */
2469 rxvt_process_csi_seq(aR); 2752 process_csi_seq ();
2470 break; 2753 break;
2471 2754
2472 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2755 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2473 case C1_OSC: /* ESC ] */ 2756 case C1_OSC: /* ESC ] */
2474 rxvt_process_osc_seq(aR); 2757 process_osc_seq ();
2475 break; 2758 break;
2476 2759
2477 /* 8.3.106: RESET TO INITIAL STATE */ 2760 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2478 case 'c': 2761 case 'c':
2479 rxvt_scr_poweron(aR); 2762 mbstate.reset ();
2480 rxvt_scrollbar_show(aR_ 1); 2763 scr_poweron ();
2481 break; 2764 scrollBar.show (1);
2765 break;
2482 2766
2483 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2767 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2484 case 'n': 2768 case 'n':
2485 rxvt_scr_charset_choose(aR_ 2); 2769 scr_charset_choose (2);
2486 break; 2770 break;
2487 2771
2488 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2772 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2489 case 'o': 2773 case 'o':
2490 rxvt_scr_charset_choose(aR_ 3); 2774 scr_charset_choose (3);
2491 break; 2775 break;
2492 } 2776 }
2493} 2777}
2494/*}}} */ 2778/*}}} */
2495 2779
2496/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2780/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2497/* *INDENT-OFF* */
2498enum { 2781enum {
2499 CSI_ICH = 0x40, 2782 CSI_ICH = 0x40,
2500 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2783 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2501 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2784 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2502 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2785 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2503 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2786 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2504 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2787 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2505 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2788 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2506 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2789 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2507 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2790 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2508}; 2791};
2509 2792
2510#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2793#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2511 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2794 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2512 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2795 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2513#define get_byte_array_bit(array, bit) \ 2796#define get_byte_array_bit(array, bit) \
2514 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2797 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2515 2798
2516const unsigned char csi_defaults[] = { 2799static const unsigned char csi_defaults[] =
2800 {
2517 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2801 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2518 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2802 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2519 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2803 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2520 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2804 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2521 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2805 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2522 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2806 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2523 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2807 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2524 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2808 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2525}; 2809 };
2526/* *INDENT-ON* */
2527 2810
2528/* INTPROTO */ 2811void ecb_hot
2812rxvt_term::process_csi_seq ()
2813{
2814 unicode_t ch, priv, prev_ch, i;
2815 unsigned int nargs, p;
2816 int n, ndef;
2817 int arg[ESC_ARGS] = { };
2818
2819 nargs = 0;
2820
2821 priv = 0;
2822 ch = cmd_getc ();
2823 if ((ch >= '<' && ch <= '?') || ch == '!')
2824 {
2825 /* '<' '=' '>' '?' '!' */
2826 priv = ch;
2827 ch = cmd_getc ();
2828 }
2829
2830 prev_ch = 0;
2831 /* read any numerical arguments */
2832 for (n = -1; ch < CSI_ICH; )
2833 {
2834 if (isdigit (ch))
2835 {
2836 if (n < 0)
2837 n = ch - '0';
2838 else
2839 n = n * 10 + ch - '0';
2840 }
2841 else if (ch == ';')
2842 {
2843 if (nargs < ESC_ARGS)
2844 arg[nargs++] = n;
2845 n = -1;
2846 }
2847 else if (IS_CONTROL (ch))
2848 process_nonprinting (ch);
2849
2850 prev_ch = ch;
2851 ch = cmd_getc ();
2852 }
2853
2854 if (ch > CSI_7F)
2855 return;
2856
2857 if (nargs < ESC_ARGS)
2858 arg[nargs++] = n;
2859
2860 i = ch - CSI_ICH;
2861 ndef = get_byte_array_bit (csi_defaults, i);
2862 for (p = 0; p < nargs; p++)
2863 if (arg[p] == -1)
2864 arg[p] = ndef;
2865
2866 /*
2867 * private mode handling
2868 */
2869 if (priv)
2870 {
2871 switch (priv)
2872 {
2873 case '>':
2874 if (ch == CSI_DA) /* secondary device attributes */
2875 {
2876 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2877 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2878 //
2879 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2880 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2881 // versions.
2882 //
2883 tt_printf ("\033[>%d;95;0c", 'U');
2884 }
2885 break;
2886
2887 case '?':
2888 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2889 process_terminal_mode (ch, priv, nargs, arg);
2890 if (prev_ch == '$' && ch == 'p')
2891 process_terminal_mode (ch, priv, nargs, arg);
2892 break;
2893
2894 case '!':
2895 if (ch == CSI_70)
2896 {
2897 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2898 scr_soft_reset ();
2899
2900 static const int pm_h[] = { 7, 25 };
2901 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1006, 1015, 1049 };
2902
2903 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2904 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2905 }
2906 break;
2907 }
2908
2909 return;
2910 }
2911
2912 switch (ch)
2913 {
2914 /*
2915 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2916 */
2917#ifdef PRINTPIPE
2918 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2919 switch (arg[0])
2920 {
2921 case 0: /* initiate transfer to primary aux device */
2922 scr_printscreen (0);
2923 break;
2924 case 5: /* start relay to primary aux device */
2925 process_print_pipe ();
2926 break;
2927 }
2928 break;
2929#endif
2930
2931 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2932 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2933 arg[0] = -arg[0];
2934 /* FALLTHROUGH */
2935 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2936 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2937 scr_gotorc (arg[0], 0, RELATIVE);
2938 break;
2939
2940 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2941 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2942#ifdef ISO6429
2943 arg[0] = -arg[0];
2944#else /* emulate common DEC VTs */
2945 arg[0] = arg[0] ? -arg[0] : -1;
2946#endif
2947 /* FALLTHROUGH */
2948 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2949 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2950#ifdef ISO6429
2951 scr_gotorc (0, arg[0], RELATIVE);
2952#else /* emulate common DEC VTs */
2953 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2954#endif
2955 break;
2956
2957 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2958 arg[0] = -arg[0];
2959 /* FALLTHROUGH */
2960 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2961 scr_gotorc (arg[0], 0, R_RELATIVE);
2962 break;
2963
2964 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2965 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2966 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2967 break;
2968
2969 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2970 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2971 break;
2972
2973 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2974 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2975 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2976 break;
2977
2978 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2979 arg[0] = -arg[0];
2980 /* FALLTHROUGH */
2981 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2982 scr_tab (arg[0]);
2983 break;
2984
2985 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2986 scr_erase_screen (arg[0]);
2987 break;
2988
2989 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2990 scr_erase_line (arg[0]);
2991 break;
2992
2993 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2994 scr_insdel_chars (arg[0], INSERT);
2995 break;
2996
2997 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2998 scr_insdel_lines (arg[0], INSERT);
2999 break;
3000
3001 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
3002 scr_insdel_lines (arg[0], DELETE);
3003 break;
3004
3005 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
3006 scr_insdel_chars (arg[0], ERASE);
3007 break;
3008
3009 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
3010 scr_insdel_chars (arg[0], DELETE);
3011 break;
3012
3013 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
3014 arg[0] = -arg[0];
3015 /* FALLTHROUGH */
3016 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
3017 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3018 break;
3019
3020 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3021 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3022 break;
3023
3024 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3025 process_sgr_mode (nargs, arg);
3026 break;
3027
3028 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3029 switch (arg[0])
3030 {
3031 case 5: /* DSR requested */
3032 tt_printf ("\033[0n");
3033 break;
3034 case 6: /* CPR requested */
3035 scr_report_position ();
3036 break;
3037 case 7: /* unofficial extension */
3038 if (option (Opt_insecure))
3039 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3040 break;
3041 case 8: /* unofficial extension */
3042 {
3043 string_term st;
3044 st.v[0] = CHAR_ST;
3045 st.v[1] = '\0';
3046 process_xterm_seq (XTerm_title, (char *)RESNAME "-" VERSION, st); // char * cast verified
3047 break;
3048 }
3049 }
3050 break;
3051
3052 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3053 switch (arg[0])
3054 {
3055 case 0: /* char tab stop cleared at active position */
3056 scr_set_tab (0);
3057 break;
3058 /* case 1: */ /* line tab stop cleared in active line */
3059 /* case 2: */ /* char tab stops cleared in active line */
3060 case 3: /* all char tab stops are cleared */
3061 /* case 4: */ /* all line tab stops are cleared */
3062 case 5: /* all tab stops are cleared */
3063 scr_set_tab (-1);
3064 break;
3065 }
3066 break;
3067
3068 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3069 switch (arg[0])
3070 {
3071 case 0: /* char tab stop set at active position */
3072 scr_set_tab (1);
3073 break; /* = ESC H */
3074 /* case 1: */ /* line tab stop set at active line */
3075 case 2: /* char tab stop cleared at active position */
3076 scr_set_tab (0);
3077 break; /* = ESC [ 0 g */
3078 /* case 3: */ /* line tab stop cleared at active line */
3079 /* case 4: */ /* char tab stops cleared at active line */
3080 case 5: /* all char tab stops are cleared */
3081 scr_set_tab (-1);
3082 break; /* = ESC [ 3 g */
3083 /* case 6: */ /* all line tab stops are cleared */
3084 }
3085 break;
3086
3087 case CSI_RM: /* 8.3.107: RESET MODE */
3088 if (arg[0] == 4)
3089 scr_insert_mode (0);
3090 else if (arg[0] == 20)
3091 priv_modes &= ~PrivMode_LFNL;
3092 break;
3093
3094 case CSI_SM: /* 8.3.126: SET MODE */
3095 if (arg[0] == 4)
3096 scr_insert_mode (1);
3097 else if (arg[0] == 20)
3098 priv_modes |= PrivMode_LFNL;
3099 break;
3100
3101 case CSI_71: // DECSCUSR: set cursor style
3102 if (prev_ch == ' ')
3103 set_cursor_style (arg[0]);
3104 break;
3105
3106 /*
3107 * PRIVATE USE beyond this point. All CSI_7? sequences here
3108 */
3109 case CSI_72: /* DECSTBM: set top and bottom margins */
3110 if (nargs == 1)
3111 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3112 else if (nargs == 0 || arg[0] >= arg[1])
3113 scr_scroll_region (0, MAX_ROWS - 1);
3114 else
3115 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3116 break;
3117
3118 case CSI_73:
3119 scr_cursor (SAVE);
3120 break;
3121 case CSI_75:
3122 scr_cursor (RESTORE);
3123 break;
3124
3125#if !ENABLE_MINIMAL
3126 case CSI_74:
3127 process_window_ops (arg, nargs);
3128 break;
3129#endif
3130
3131 case CSI_78: /* DECREQTPARM */
3132 if (arg[0] == 0 || arg[0] == 1)
3133 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3134 break;
3135
3136 default:
3137 break;
3138 }
3139}
3140/*}}} */
3141
3142#if !ENABLE_MINIMAL
2529void 3143void
2530rxvt_process_csi_seq(pR)
2531{
2532 unsigned char ch, priv, i;
2533 unsigned int nargs, p;
2534 int n, ndef;
2535 int arg[ESC_ARGS];
2536
2537 for (nargs = ESC_ARGS; nargs > 0;)
2538 arg[--nargs] = 0;
2539
2540 priv = 0;
2541 ch = rxvt_cmd_getc(aR);
2542 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2543 priv = ch;
2544 ch = rxvt_cmd_getc(aR);
2545 }
2546/* read any numerical arguments */
2547 for (n = -1; ch < CSI_ICH; ) {
2548 if (isdigit(ch)) {
2549 if (n < 0)
2550 n = ch - '0';
2551 else
2552 n = n * 10 + ch - '0';
2553 } else if (ch == ';') {
2554 if (nargs < ESC_ARGS)
2555 arg[nargs++] = n;
2556 n = -1;
2557 } else if (ch == '\b') {
2558 rxvt_scr_backspace(aR);
2559 } else if (ch == C0_ESC) {
2560 rxvt_process_escape_seq(aR);
2561 return;
2562 } else if (ch < ' ') {
2563 rxvt_process_nonprinting(aR_ ch);
2564 }
2565 ch = rxvt_cmd_getc(aR);
2566 }
2567
2568 if (ch > CSI_7F)
2569 return;
2570
2571 if (nargs < ESC_ARGS)
2572 arg[nargs++] = n;
2573
2574 i = ch - CSI_ICH;
2575 ndef = get_byte_array_bit(csi_defaults, i);
2576 for (p = 0; p < nargs; p++)
2577 if (arg[p] == -1)
2578 arg[p] = ndef;
2579
2580#ifdef DEBUG_CMD
2581 fprintf(stderr, "CSI ");
2582 for (p = 0; p < nargs; p++)
2583 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2584 fprintf(stderr, "%c\n", ch);
2585#endif
2586
2587/*
2588 * private mode handling
2589 */
2590 if (priv) {
2591 switch (priv) {
2592 case '>':
2593 if (ch == CSI_DA) /* secondary device attributes */
2594 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING);
2595 break;
2596 case '?':
2597 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2598 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2599 break;
2600 }
2601 return;
2602 }
2603
2604 switch (ch) {
2605/*
2606 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2607 */
2608#ifdef PRINTPIPE
2609 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2610 switch (arg[0]) {
2611 case 0: /* initiate transfer to primary aux device */
2612 rxvt_scr_printscreen(aR_ 0);
2613 break;
2614 case 5: /* start relay to primary aux device */
2615 rxvt_process_print_pipe(aR);
2616 break;
2617 }
2618 break;
2619#endif
2620
2621 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2622 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2623 arg[0] = -arg[0];
2624 /* FALLTHROUGH */
2625 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2626 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2627 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2628 break;
2629
2630 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2631 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2632#ifdef ISO6429
2633 arg[0] = -arg[0];
2634#else /* emulate common DEC VTs */
2635 arg[0] = arg[0] ? -arg[0] : -1;
2636#endif
2637 /* FALLTHROUGH */
2638 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2639 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2640#ifdef ISO6429
2641 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2642#else /* emulate common DEC VTs */
2643 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2644#endif
2645 break;
2646
2647 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2648 arg[0] = -arg[0];
2649 /* FALLTHROUGH */
2650 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2651 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2652 break;
2653
2654 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2655 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2656 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2657 break;
2658
2659 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2660 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2661 break;
2662
2663 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2664 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2665 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2666 break;
2667
2668 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2669 arg[0] = -arg[0];
2670 /* FALLTHROUGH */
2671 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2672 rxvt_scr_tab(aR_ arg[0]);
2673 break;
2674
2675 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2676 rxvt_scr_erase_screen(aR_ arg[0]);
2677 break;
2678
2679 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2680 rxvt_scr_erase_line(aR_ arg[0]);
2681 break;
2682
2683 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2684 rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2685 break;
2686
2687 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2688 rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2689 break;
2690
2691 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2692 rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2693 break;
2694
2695 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2696 rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2697 break;
2698
2699 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2700 rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2701 break;
2702
2703 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2704 arg[0] = -arg[0];
2705 /* FALLTHROUGH */
2706 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2707 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2708 break;
2709
2710 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2711 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS,
2712 (unsigned int)(sizeof(VT100_ANS) - 1));
2713 break;
2714
2715 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2716 rxvt_process_sgr_mode(aR_ nargs, arg);
2717 break;
2718
2719 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2720 switch (arg[0]) {
2721 case 5: /* DSR requested */
2722 rxvt_tt_printf(aR_ "\033[0n");
2723 break;
2724 case 6: /* CPR requested */
2725 rxvt_scr_report_position(aR);
2726 break;
2727#if defined (ENABLE_DISPLAY_ANSWER)
2728 case 7: /* unofficial extension */
2729 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]);
2730 break;
2731#endif
2732 case 8: /* unofficial extension */
2733 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2734 break;
2735 }
2736 break;
2737
2738 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2739 switch (arg[0]) {
2740 case 0: /* char tab stop cleared at active position */
2741 rxvt_scr_set_tab(aR_ 0);
2742 break;
2743 /* case 1: */ /* line tab stop cleared in active line */
2744 /* case 2: */ /* char tab stops cleared in active line */
2745 case 3: /* all char tab stops are cleared */
2746 /* case 4: */ /* all line tab stops are cleared */
2747 case 5: /* all tab stops are cleared */
2748 rxvt_scr_set_tab(aR_ -1);
2749 break;
2750 }
2751 break;
2752
2753 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2754 switch (arg[0]) {
2755 case 0: /* char tab stop set at active position */
2756 rxvt_scr_set_tab(aR_ 1);
2757 break; /* = ESC H */
2758 /* case 1: */ /* line tab stop set at active line */
2759 case 2: /* char tab stop cleared at active position */
2760 rxvt_scr_set_tab(aR_ 0);
2761 break; /* = ESC [ 0 g */
2762 /* case 3: */ /* line tab stop cleared at active line */
2763 /* case 4: */ /* char tab stops cleared at active line */
2764 case 5: /* all char tab stops are cleared */
2765 rxvt_scr_set_tab(aR_ -1);
2766 break; /* = ESC [ 3 g */
2767 /* case 6: */ /* all line tab stops are cleared */
2768 }
2769 break;
2770
2771 case CSI_RM: /* 8.3.107: RESET MODE */
2772 if (arg[0] == 4)
2773 rxvt_scr_insert_mode(aR_ 0);
2774 break;
2775
2776 case CSI_SM: /* 8.3.126: SET MODE */
2777 if (arg[0] == 4)
2778 rxvt_scr_insert_mode(aR_ 1);
2779 break;
2780
2781/*
2782 * PRIVATE USE beyond this point. All CSI_7? sequences here
2783 */
2784 case CSI_72: /* DECSTBM: set top and bottom margins */
2785 if (nargs == 1)
2786 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2787 else if (nargs == 0 || arg[0] >= arg[1])
2788 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2789 else
2790 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2791 break;
2792
2793 case CSI_73:
2794 rxvt_scr_cursor(aR_ SAVE);
2795 break;
2796 case CSI_75:
2797 rxvt_scr_cursor(aR_ RESTORE);
2798 break;
2799
2800#ifndef NO_FRILLS
2801 case CSI_74:
2802 rxvt_process_window_ops(aR_ arg, nargs);
2803 break;
2804#endif
2805
2806 case CSI_78: /* DECREQTPARM */
2807 if (arg[0] == 0 || arg[0] == 1)
2808 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2809 /* FALLTHROUGH */
2810
2811 default:
2812 break;
2813 }
2814}
2815/*}}} */
2816
2817#ifndef NO_FRILLS
2818/* ARGSUSED */
2819/* INTPROTO */
2820void
2821rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3144rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2822{ 3145{
2823 int x, y; 3146 int x, y;
2824#if 0
2825 char *s;
2826#endif
2827 XWindowAttributes wattr; 3147 XWindowAttributes wattr;
2828 Window wdummy; 3148 Window wdummy;
2829 3149
3150 dLocal (Display *, dpy);
3151
2830 if (nargs == 0) 3152 if (nargs == 0)
2831 return; 3153 return;
3154
2832 switch (args[0]) { 3155 switch (args[0])
3156 {
2833 /* 3157 /*
2834 * commands 3158 * commands
2835 */ 3159 */
2836 case 1: /* deiconify window */ 3160 case 1: /* deiconify window */
2837 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3161 XMapWindow (dpy, parent);
2838 break; 3162 break;
2839 case 2: /* iconify window */ 3163 case 2: /* iconify window */
2840 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3164 XIconifyWindow (dpy, parent, display->screen);
2841 DefaultScreen(R->Xdisplay)); 3165 break;
2842 break;
2843 case 3: /* set position (pixels) */ 3166 case 3: /* set position (pixels) */
2844 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3167 XMoveWindow (dpy, parent, args[1], args[2]);
2845 break; 3168 break;
2846 case 4: /* set size (pixels) */ 3169 case 4: /* set size (pixels) */
2847 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3170 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2848 break; 3171 break;
2849 case 5: /* raise window */ 3172 case 5: /* raise window */
2850 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3173 XRaiseWindow (dpy, parent);
2851 break; 3174 break;
2852 case 6: /* lower window */ 3175 case 6: /* lower window */
2853 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3176 XLowerWindow (dpy, parent);
2854 break; 3177 break;
2855 case 7: /* refresh window */ 3178 case 7: /* refresh window */
2856 rxvt_scr_touch(aR_ True); 3179 scr_touch (true);
2857 break; 3180 break;
2858 case 8: /* set size (chars) */ 3181 case 8: /* set size (chars) */
2859 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3182 set_widthheight ((unsigned int) (args[2] * fwidth),
2860 (unsigned int)(args[1] * R->TermWin.fheight)); 3183 (unsigned int) (args[1] * fheight));
2861 break; 3184 break;
3185
3186 //case 9: NYI, TODO, restore maximized window or maximize window
2862 default: 3187 default:
2863 if (args[0] >= 24) /* set height (chars) */ 3188 if (args[0] >= 24) /* set height (chars) */
2864 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3189 set_widthheight ((unsigned int)vt_width,
2865 (unsigned int)(args[1] * R->TermWin.fheight)); 3190 (unsigned int) (args[1] * fheight));
2866 break; 3191 break;
3192
2867 /* 3193 /*
2868 * reports - some output format copied from XTerm 3194 * reports - some output format copied from XTerm
2869 */ 3195 */
2870 case 11: /* report window state */ 3196 case 11: /* report window state */
2871 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3197 XGetWindowAttributes (dpy, parent, &wattr);
2872 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3198 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2873 break; 3199 break;
2874 case 13: /* report window position */ 3200 case 13: /* report window position */
2875 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3201 XGetWindowAttributes (dpy, parent, &wattr);
2876 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3202 XTranslateCoordinates (dpy, parent, wattr.root,
2877 -wattr.border_width, -wattr.border_width, 3203 -wattr.border_width, -wattr.border_width,
2878 &x, &y, &wdummy); 3204 &x, &y, &wdummy);
2879 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3205 tt_printf ("\033[3;%d;%dt", x, y);
2880 break; 3206 break;
2881 case 14: /* report window size (pixels) */ 3207 case 14: /* report window size (pixels) */
2882 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3208 XGetWindowAttributes (dpy, parent, &wattr);
2883 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3209 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2884 break; 3210 break;
3211 case 18: /* report text area size (chars) */
3212 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3213 break;
2885 case 18: /* report window size (chars) */ 3214 case 19: /* report window size (chars) */
2886 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3215 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2887 break; 3216 break;
2888#if 0 /* XXX: currently disabled due to security concerns */
2889 case 20: /* report icon label */ 3217 case 20: /* report icon label */
2890 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3218 {
2891 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3219 char *s;
2892 break; 3220 XGetIconName (dpy, parent, &s);
3221 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3222 XFree (s);
3223 }
3224 break;
2893 case 21: /* report window title */ 3225 case 21: /* report window title */
2894 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3226 {
2895 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3227 char *s;
2896 break; 3228 XFetchName (dpy, parent, &s);
2897#endif 3229 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3230 XFree (s);
3231 }
3232 break;
2898 } 3233 }
2899} 3234}
2900#endif 3235#endif
2901 3236
2902/*----------------------------------------------------------------------*/ 3237/*----------------------------------------------------------------------*/
2903/* 3238/*
2904 * get input up until STRING TERMINATOR (or BEL) 3239 * get input up until STRING TERMINATOR (or BEL)
2905 * ends_how is terminator used. returned input must be free()d 3240 * ends_how is terminator used. returned input must be free()'d
2906 */ 3241 */
2907/* INTPROTO */ 3242char *
2908unsigned char * 3243rxvt_term::get_to_st (string_term &st)
2909rxvt_get_to_st(pR_ unsigned char *ends_how)
2910{ 3244{
2911 int seen_esc = 0; /* seen escape? */ 3245 unicode_t ch;
3246 bool seen_esc = false;
2912 unsigned int n = 0; 3247 unsigned int n = 0;
2913 unsigned char *s; 3248 wchar_t string[CBUFSIZ];
2914 unsigned char ch, string[STRING_MAX];
2915 3249
2916 for (; (ch = rxvt_cmd_getc(aR));) { 3250 while ((ch = cmd_getc ()) != NOCHAR)
2917 if (ch == C0_BEL 3251 {
2918 || ch == CHAR_ST 3252 if (seen_esc)
2919 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3253 {
3254 if (ch == 0x5c) /* 7bit ST */
3255 break;
3256 else
3257 return NULL;
3258 }
3259 else if (ch == C0_ESC)
3260 {
3261 seen_esc = true;
3262 continue;
3263 }
3264 else if (ch == C0_BEL || ch == CHAR_ST)
2920 break; 3265 break;
2921 if (ch == C0_ESC) { 3266 else if (ch == C0_SYN)
2922 seen_esc = 1; 3267 ch = cmd_get8 ();
2923 continue; 3268 else if (ch < 0x20)
2924 } else if (ch == '\t')
2925 ch = ' '; /* translate '\t' to space */
2926 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2927 return NULL; /* other control character - exit */ 3269 return NULL; /* other control character - exit */
3270
3271 seen_esc = false;
3272
2928 if (n < sizeof(string) - 1) 3273 if (n >= sizeof (string) - 1)
3274 // stop at some sane length
3275 return NULL;
3276
2929 string[n++] = ch; 3277 string[n++] = ch;
2930 seen_esc = 0;
2931 } 3278 }
3279
2932 string[n++] = '\0'; 3280 string[n++] = '\0';
2933 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3281
2934 return NULL; 3282 n = 0;
2935 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3283 if (ch == 0x5c)
2936 STRNCPY(s, string, n); 3284 st.v[n++] = C0_ESC;
2937 return s; 3285 st.v[n++] = ch;
3286 st.v[n] = '\0';
3287
3288 return rxvt_wcstombs (string);
2938} 3289}
2939 3290
2940/*----------------------------------------------------------------------*/ 3291/*----------------------------------------------------------------------*/
2941/* 3292/*
2942 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3293 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2943 */ 3294 */
2944/* INTPROTO */
2945void 3295void
2946rxvt_process_dcs_seq(pR) 3296rxvt_term::process_dcs_seq ()
2947{ 3297{
2948 unsigned char eh, *s; 3298 /*
2949/*
2950 * Not handled yet 3299 * Not handled yet
2951 */ 3300 */
2952 s = rxvt_get_to_st(aR_ &eh); 3301
3302 string_term st;
3303 char *s = get_to_st (st);
2953 if (s) 3304 if (s)
2954 free(s); 3305 free (s);
3306
2955 return; 3307 return;
2956} 3308}
2957 3309
2958/*----------------------------------------------------------------------*/ 3310/*----------------------------------------------------------------------*/
2959/* 3311/*
2960 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3312 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2961 */ 3313 */
2962/* INTPROTO */
2963void 3314void
2964rxvt_process_osc_seq(pR) 3315rxvt_term::process_osc_seq ()
2965{ 3316{
2966 unsigned char ch, eh, *s; 3317 int arg;
2967 int arg;
2968 3318
2969 ch = rxvt_cmd_getc(aR); 3319 unicode_t ch = cmd_getc ();
2970 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3320 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2971 arg = arg * 10 + (ch - '0'); 3321 arg = arg * 10 + (ch - '0');
2972 3322
2973 if (ch == ';') { 3323 if (ch == ';')
2974 s = rxvt_get_to_st(aR_ &eh); 3324 {
2975 if (s) { 3325 string_term st;
2976 /* 3326 char *s = get_to_st (st);
2977 * rxvt_menubar_dispatch() violates the constness of the string, 3327
2978 * so do it here 3328 if (s)
2979 */ 3329 {
2980 if (arg == XTerm_Menu) 3330 process_xterm_seq (arg, s, st);
2981#if 0 /* XXX: currently disabled due to security concerns */ 3331 free (s);
2982 rxvt_menubar_dispatch(aR_ (char *)s); 3332 }
3333 }
3334}
3335
3336static unsigned int
3337colorcube_index (unsigned int idx_r,
3338 unsigned int idx_g,
3339 unsigned int idx_b)
3340{
3341 assert (idx_r < Red_levels);
3342 assert (idx_g < Green_levels);
3343 assert (idx_b < Blue_levels);
3344
3345 return idx_r * Blue_levels * Green_levels +
3346 idx_g * Blue_levels +
3347 idx_b;
3348}
3349
3350/*
3351 * Find the nearest color slot in the hidden color cube,
3352 * adapt its value to the 32bit RGBA color.
3353 */
3354unsigned int
3355rxvt_term::map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a)
3356{
3357 r &= 0xff;
3358 g &= 0xff;
3359 b &= 0xff;
3360 a &= 0xff;
3361
3362 uint32_t color = (a << 24) | (r << 16) | (g << 8) | b;
3363
3364 /* we allow one of the 6 closest neighbouring colours */
3365 /* to replace the current color, if they not used recently */
3366 #if 0
3367 static const unsigned char dxyz[][3] = {
3368 0, 0, 0,
3369 0, 0, 4,
3370 0, 4, 4,
3371 4, 4, 0,
3372 4, 0, 4,
3373 0, 4, 0,
3374 4, 0, 0,
3375 };
2983#else 3376 #else
2984 0; 3377 // silly compressed verlapping triplets version of above
3378 static const unsigned char dxyz[] = {
3379 0, 0, 0, 4, 4, 0, 4, 0, 0,
3380 };
2985#endif 3381 #endif
3382
3383 static const unsigned char color_level[8][32] = {
3384 // neighbour index
3385 {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},
3386 {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},
3387 {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},
3388 {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},
3389 // Red_levels/Green_levels/Blue_levels index
3390 {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},
3391 {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},
3392 {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},
3393 {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},
3394 };
3395
3396 unsigned int idx;
3397
3398 for (int n = 0; n < ecb_array_length (dxyz) - 2; ++n)
3399 {
3400 unsigned int idx_r = color_level[ Red_levels - dxyz[n + 0]][r / 8];
3401 unsigned int idx_g = color_level[Green_levels - dxyz[n + 1]][g / 8];
3402 unsigned int idx_b = color_level[ Blue_levels - dxyz[n + 2]][b / 8];
3403 unsigned int index = colorcube_index (idx_r, idx_g, idx_b);
3404
3405 if (n == 0)
3406 idx = index;
3407
3408 if (rgb24_color[index] == color)
3409 {
3410 rgb24_seqno[index] = ++rgb24_sequence;
3411 return index + minTermCOLOR24;
3412 }
3413
3414 // minor issue: could update index 0 few more times
3415 if ((rgb24_seqno[index] | rgb24_color[index]) == 0)
3416 {
3417 idx = index;
3418 goto update;
3419 }
3420
3421 // like (rgb24_seqno[idx] > rgb24_seqno[index])
3422 // but also handles wrap around values well enough
3423 if ((uint16_t)(rgb24_seqno[idx] - rgb24_seqno[index]) < 0x8000)
3424 idx = index;
3425 }
3426
3427update:
3428 rgb24_color[idx] = color;
3429 rgb24_seqno[idx] = ++rgb24_sequence;
3430
3431 idx += minTermCOLOR24;
3432 pix_colors_focused [idx].free (this);
3433 pix_colors_focused [idx].set (this, rgba (r * 0x0101, g * 0x0101, b * 0x0101, a * 0x0101));
3434 update_fade_color (idx, false);
3435
3436 return idx;
3437}
3438
3439void
3440rxvt_term::process_color_seq (int report, int color, const char *str, string_term &st)
3441{
3442 if (str[0] == '?' && !str[1])
3443 {
3444 rgba c;
3445 pix_colors_focused[color].get (c);
3446 char rgba_str[32];
3447
3448#if XFT
3449 if (c.a != rgba::MAX_CC)
3450 snprintf (rgba_str, sizeof (rgba_str), "rgba:%04x/%04x/%04x/%04x", c.r, c.g, c.b, c.a);
2986 else 3451 else
2987 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3452#endif
2988 free(s); 3453 snprintf (rgba_str, sizeof (rgba_str), "rgb:%04x/%04x/%04x", c.r, c.g, c.b);
2989 } 3454
3455 if (IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3456 tt_printf ("\033]%d;%d;%s%s", report, color - minCOLOR, rgba_str, st.v);
3457 else
3458 tt_printf ("\033]%d;%s%s", report, rgba_str, st.v);
2990 } 3459 }
3460 else
3461 set_window_color (color, str);
2991} 3462}
3463
2992/* 3464/*
2993 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3465 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2994 * 0 = change iconName/title
2995 * 1 = change iconName
2996 * 2 = change title
2997 * 4 = change color
2998 * 12 = change text color
2999 * 13 = change mouse foreground color
3000 * 17 = change highlight character colour
3001 * 18 = change bold character color
3002 * 19 = change underlined character color
3003 * 46 = change logfile (not implemented)
3004 * 50 = change font
3005 *
3006 * rxvt extensions:
3007 * 10 = menu (may change in future)
3008 * 20 = bg pixmap
3009 * 39 = change default fg color
3010 * 49 = change default bg color
3011 * 55 = dump scrollback buffer and all of screen
3012 */ 3466 */
3013/* EXTPROTO */
3014void 3467void
3015rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3468rxvt_term::process_xterm_seq (int op, char *str, string_term &st)
3016{ 3469{
3017 int changed = 0; 3470 int color;
3018 int color;
3019 char *buf, *name; 3471 char *buf, *name;
3472 bool query = str[0] == '?' && !str[1];
3473 int saveop = op;
3020 3474
3475 dLocal (Display *, dpy);
3476
3021 assert(str != NULL); 3477 assert (str != NULL);
3478
3479 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3480 return;
3481
3022 switch (op) { 3482 switch (op)
3483 {
3023 case XTerm_name: 3484 case XTerm_name:
3024 rxvt_set_title(aR_ str); 3485 set_title (str);
3025 /* FALLTHROUGH */ 3486 /* FALLTHROUGH */
3026 case XTerm_iconName: 3487 case XTerm_iconName:
3027 rxvt_set_iconName(aR_ str); 3488 set_icon_name (str);
3028 break; 3489 break;
3029 case XTerm_title: 3490 case XTerm_title:
3030 rxvt_set_title(aR_ str); 3491 set_title (str);
3031 break; 3492 break;
3493 case XTerm_property:
3494 if (str[0] == '?')
3495 {
3496 Atom prop = display->atom (str + 1);
3497 Atom actual_type;
3498 int actual_format;
3499 unsigned long nitems;
3500 unsigned long bytes_after;
3501 unsigned char *value = 0;
3502 const char *str = "";
3503
3504 if (prop
3505 && XGetWindowProperty (dpy, parent,
3506 prop, 0, 1<<16, 0, AnyPropertyType,
3507 &actual_type, &actual_format,
3508 &nitems, &bytes_after, &value) == Success
3509 && actual_type != None
3510 && actual_format == 8)
3511 str = (const char *)(value);
3512
3513 tt_printf ("\033]%d;%s%s", op, option (Opt_insecure) ? str : "", st.v);
3514
3515 XFree (value);
3516 }
3517 else
3518 {
3519 char *eq = strchr (str, '=');
3520
3521 if (eq)
3522 {
3523 *eq = 0;
3524 set_utf8_property (display->atom (str), eq + 1);
3525 }
3526 else
3527 XDeleteProperty (dpy, parent,
3528 display->atom (str));
3529 }
3530 break;
3531
3032 case XTerm_Color: 3532 case XTerm_Color:
3033 for (buf = (char *)str; buf && *buf;) { 3533 for (buf = (char *)str; buf && *buf;)
3534 {
3034 if ((name = STRCHR(buf, ';')) == NULL) 3535 if ((name = strchr (buf, ';')) == NULL)
3035 break; 3536 break;
3537
3036 *name++ = '\0'; 3538 *name++ = '\0';
3037 color = atoi(buf); 3539 color = atoi (buf) + minCOLOR;
3038 if (color < 0 || color >= TOTAL_COLORS) 3540
3039 break; 3541 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3542 break;
3543
3040 if ((buf = STRCHR(name, ';')) != NULL) 3544 if ((buf = strchr (name, ';')) != NULL)
3041 *buf++ = '\0'; 3545 *buf++ = '\0';
3042 rxvt_set_window_color(aR_ color + minCOLOR, name); 3546
3043 } 3547 process_color_seq (op, color, name, st);
3044 break; 3548 }
3549 break;
3550 case Rxvt_restoreFG:
3551 case XTerm_Color00:
3552 process_color_seq (op, Color_fg, str, st);
3553 break;
3554 case Rxvt_restoreBG:
3555 case XTerm_Color01:
3556 process_color_seq (op, Color_bg, str, st);
3557 break;
3045#ifndef NO_CURSORCOLOR 3558#ifndef NO_CURSORCOLOR
3046 case XTerm_Color_cursor: 3559 case XTerm_Color_cursor:
3047 rxvt_set_window_color(aR_ Color_cursor, str); 3560 process_color_seq (op, Color_cursor, str, st);
3048 break; 3561 break;
3049#endif 3562#endif
3050 case XTerm_Color_pointer: 3563 case XTerm_Color_pointer_fg:
3051 rxvt_set_window_color(aR_ Color_pointer, str); 3564 process_color_seq (op, Color_pointer_fg, str, st);
3052 break; 3565 break;
3566 case XTerm_Color_pointer_bg:
3567 process_color_seq (op, Color_pointer_bg, str, st);
3568 break;
3569#ifdef OPTION_HC
3570 case XTerm_Color_HC:
3571 process_color_seq (op, Color_HC, str, st);
3572 break;
3573 case XTerm_Color_HTC:
3574 process_color_seq (op, Color_HTC, str, st);
3575 break;
3576#endif
3053#ifndef NO_BOLD_UNDERLINE_REVERSE 3577#ifndef NO_BOLD_UNDERLINE_REVERSE
3054 case XTerm_Color_BD: 3578 case URxvt_Color_BD:
3055 rxvt_set_window_color(aR_ Color_BD, str); 3579 process_color_seq (op, Color_BD, str, st);
3056 break; 3580 break;
3057 case XTerm_Color_UL: 3581 case URxvt_Color_UL:
3058 rxvt_set_window_color(aR_ Color_UL, str); 3582 process_color_seq (op, Color_UL, str, st);
3059 break; 3583 break;
3060 case XTerm_Color_RV: 3584 case URxvt_Color_IT:
3061 rxvt_set_window_color(aR_ Color_RV, str); 3585 process_color_seq (op, Color_IT, str, st);
3062 break; 3586 break;
3063#endif 3587#endif
3588 case URxvt_Color_border:
3589 process_color_seq (op, Color_border, str, st);
3590 break;
3064 3591
3065 case XTerm_Menu:
3066 /*
3067 * rxvt_menubar_dispatch() violates the constness of the string,
3068 * so DON'T do it here
3069 */
3070 break;
3071 case XTerm_Pixmap:
3072 if (*str != ';') {
3073#if XPM_BACKGROUND
3074 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */
3075 rxvt_set_bgPixmap(aR_ str); /* change pixmap */
3076#endif
3077 rxvt_scr_touch(aR_ True);
3078 }
3079 while ((str = STRCHR(str, ';')) != NULL) {
3080 str++;
3081#if XPM_BACKGROUND
3082 changed += rxvt_scale_pixmap(aR_ str);
3083#endif
3084 }
3085 if (changed) {
3086#ifdef XPM_BACKGROUND
3087 rxvt_resize_pixmap(aR);
3088#endif
3089 rxvt_scr_touch(aR_ True);
3090 }
3091 break;
3092
3093 case XTerm_restoreFG:
3094 rxvt_set_window_color(aR_ Color_fg, str);
3095 break;
3096 case XTerm_restoreBG:
3097 rxvt_set_window_color(aR_ Color_bg, str);
3098 break;
3099 case XTerm_logfile: 3592 case XTerm_logfile:
3100 break; 3593 // TODO, when secure mode?
3101 case XTerm_font: 3594 break;
3102 rxvt_change_font(aR_ 0, str); 3595
3103 break;
3104#if 0 3596#if 0
3105 case XTerm_dumpscreen: /* no error notices */ 3597 case Rxvt_dumpscreen: /* no error notices */
3106 { 3598 {
3107 int fd; 3599 int fd;
3108 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3600 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3109 rxvt_scr_dump(aR_ fd); 3601 {
3110 close(fd); 3602 scr_dump (fd);
3111 } 3603 close (fd);
3112 } 3604 }
3113 break; 3605 }
3606 break;
3607#endif
3608 case XTerm_font:
3609 op = URxvt_font;
3610 case URxvt_font:
3611#if ENABLE_STYLES
3612 case URxvt_boldFont:
3613 case URxvt_italicFont:
3614 case URxvt_boldItalicFont:
3615#endif
3616 if (query)
3617 tt_printf ("\33]%d;%-.250s%s", saveop,
3618 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3619 ? fontset[op - URxvt_font]->fontdesc : "",
3620 st.v);
3621 else
3622 {
3623 const char *&res = rs[Rs_font + (op - URxvt_font)];
3624
3625 res = strdup (str);
3626 allocated.push_back ((void *)res);
3627 set_fonts ();
3628 }
3629 break;
3630
3631 case URxvt_version:
3632 if (query)
3633 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%s",
3634 op,
3635 rs[Rs_name], VERSION[0], VERSION[2],
3636 st.v);
3637 break;
3638
3639#if !ENABLE_MINIMAL
3640 case URxvt_cellinfo:
3641 if (query)
3642 tt_printf ("\33]%d;%d;%d;%d%s", saveop,
3643 fwidth, fheight, fbase,
3644 st.v);
3645 break;
3646
3647 case URxvt_locale:
3648 if (query)
3649 tt_printf ("\33]%d;%-.250s%s", op, option (Opt_insecure) ? locale : "", st.v);
3650 else
3651 {
3652 set_locale (str);
3653 pty->set_utf8_mode (enc_utf8);
3654 init_xlocale ();
3655 }
3656 break;
3657
3658 case URxvt_view_up:
3659 case URxvt_view_down:
3660 {
3661 int lines = atoi (str);
3662
3663 if (lines)
3664 scr_page (op == URxvt_view_up ? UP : DN, lines);
3665 else
3666 scr_erase_savelines ();
3667 }
3668
3669 break;
3670#endif
3671
3672#if ENABLE_PERL
3673 case URxvt_perl:
3674 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR, st.v, DT_END));
3675 break;
3114#endif 3676#endif
3115 } 3677 }
3116} 3678}
3117/*----------------------------------------------------------------------*/ 3679/*----------------------------------------------------------------------*/
3118 3680
… …
3124 * 's' = save 3686 * 's' = save
3125 * 'r' = restore 3687 * 'r' = restore
3126 * 't' = toggle 3688 * 't' = toggle
3127 * so no need for fancy checking 3689 * so no need for fancy checking
3128 */ 3690 */
3129/* INTPROTO */ 3691int ecb_cold
3130int
3131rxvt_privcases(pR_ int mode, unsigned long bit) 3692rxvt_term::privcases (int mode, unsigned long bit)
3132{ 3693{
3133 int state; 3694 int state;
3134 3695
3135 if (mode == 's') { 3696 if (mode == 's')
3136 R->SavedModes |= (R->PrivateModes & bit); 3697 {
3137 return -1; 3698 if (priv_modes & bit)
3699 SavedModes |= bit;
3138 } else { 3700 else
3701 SavedModes &= ~bit;
3702 return -1;
3703 }
3704 else
3705 {
3139 if (mode == 'r') 3706 if (mode == 'r')
3140 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3707 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3141 else 3708 else
3142 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3709 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3143 PrivMode(state, bit); 3710
3711 if (state)
3712 priv_modes |= bit;
3713 else
3714 priv_modes &= ~bit;
3144 } 3715 }
3716
3145 return state; 3717 return state;
3146} 3718}
3147 3719
3148/* we're not using priv _yet_ */ 3720/* we're not using priv _yet_ */
3149/* INTPROTO */
3150void 3721void
3151rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3722rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3152{ 3723{
3153 unsigned int i, j; 3724 unsigned int i, j;
3154 int state; 3725 int state;
3726
3155 static const struct { 3727 static const struct
3728 {
3156 const int argval; 3729 const int argval;
3157 const unsigned long bit; 3730 const unsigned long bit;
3158 } argtopriv[] = { 3731 } argtopriv[] = {
3159 { 1, PrivMode_aplCUR }, 3732 { 1, PrivMode_aplCUR }, // DECCKM
3160 { 2, PrivMode_vt52 }, 3733 { 2, PrivMode_vt52 }, // DECANM
3161 { 3, PrivMode_132 }, 3734 { 3, PrivMode_132 }, // DECCOLM
3162 { 4, PrivMode_smoothScroll }, 3735 { 4, PrivMode_smoothScroll }, // DECSCLM
3163 { 5, PrivMode_rVideo }, 3736 { 5, PrivMode_rVideo }, // DECSCNM
3164 { 6, PrivMode_relOrigin }, 3737 { 6, PrivMode_relOrigin }, // DECOM
3165 { 7, PrivMode_Autowrap }, 3738 { 7, PrivMode_Autowrap }, // DECAWM
3166 { 9, PrivMode_MouseX10 }, 3739 // 8, auto-repeat keys // DECARM
3167#ifdef menuBar_esc 3740 { 9, PrivMode_MouseX10 },
3168 { menuBar_esc, PrivMode_menuBar }, 3741 { 12, PrivMode_BlinkingCursor },
3169#endif 3742 // 18 end FF to printer after print screen
3743 // 19 Print screen prints full screen/scroll region
3744 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3170#ifdef scrollBar_esc 3745#ifdef scrollBar_esc
3171 { scrollBar_esc, PrivMode_scrollBar }, 3746 { scrollBar_esc, PrivMode_scrollBar },
3172#endif 3747#endif
3173 { 25, PrivMode_VisibleCursor }, 3748 { 35, PrivMode_ShiftKeys }, // rxvt extension
3174 { 35, PrivMode_ShiftKeys }, 3749 // 38, tektronix mode // DECTEK
3175 { 40, PrivMode_132OK }, 3750 { 40, PrivMode_132OK },
3176 { 47, PrivMode_Screen }, 3751 // 41 xterm more fixes NYI
3177 { 66, PrivMode_aplKP }, 3752 // 45 margin bell NYI
3753 // 46 start logging
3754 { 47, PrivMode_Screen },
3755 { 66, PrivMode_aplKP }, // DECNKM
3178#ifndef NO_BACKSPACE_KEY 3756#ifndef NO_BACKSPACE_KEY
3179 { 67, PrivMode_BackSpace }, 3757 { 67, PrivMode_BackSpace }, // DECBKM
3180#endif 3758#endif
3181 { 1000, PrivMode_MouseX11 }, 3759 { 1000, PrivMode_MouseX11 },
3182 { 1010, PrivMode_TtyOutputInh }, 3760 { 1002, PrivMode_MouseBtnEvent },
3183 { 1011, PrivMode_Keypress }, 3761 { 1003, PrivMode_MouseAnyEvent },
3184 { 1047, PrivMode_Screen }, 3762#if ENABLE_FRILLS
3185 }; 3763 { 1004, PrivMode_FocusEvent },
3764 { 1005, PrivMode_ExtMouseUTF8 },
3765 { 1006, PrivMode_ExtMouseSGR },
3766#endif
3767 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3768 { 1011, PrivMode_Keypress }, // rxvt extension
3769#if ENABLE_FRILLS
3770 { 1015, PrivMode_ExtMouseUrxvt }, // urxvt extension of 1005
3771#endif
3772 // 1035 enable modifiers for alt, numlock NYI
3773 // 1036 send ESC for meta keys NYI
3774 // 1037 send DEL for keypad delete NYI
3775 { 1047, PrivMode_Screen },
3776 // 1048 save and restore cursor, implemented in code
3777 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3778 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3779#if ENABLE_FRILLS
3780 { 2004, PrivMode_BracketPaste },
3781#endif
3782 };
3186 3783
3187 if (nargs == 0) 3784 if (nargs == 0)
3188 return; 3785 return;
3189 3786
3787 // DECRQM
3788 if (mode == 'p')
3789 {
3790 int status = 0;
3791 if (nargs != 1)
3792 return;
3793
3794 for (j = 0; j < ecb_array_length (argtopriv); j++)
3795 if (argtopriv[j].argval == arg[0])
3796 {
3797 status = (priv_modes & argtopriv[j].bit) ? 1 : 2;
3798 break;
3799 }
3800
3801 tt_printf ("\33[?%d;%d$y", arg[0], status);
3802 return;
3803 }
3804
3190/* make lo/hi boolean */ 3805 /* make lo/hi boolean */
3191 if (mode == 'l') 3806 if (mode == 'l')
3192 mode = 0; /* reset */ 3807 mode = 0; /* reset */
3193 else if (mode == 'h') 3808 else if (mode == 'h')
3194 mode = 1; /* set */ 3809 mode = 1; /* set */
3195 3810
3196 for (i = 0; i < nargs; i++) { 3811 for (i = 0; i < nargs; i++)
3812 {
3197 state = -1; 3813 state = -1;
3198 3814
3199 /* basic handling */ 3815 /* basic handling */
3200 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3816 for (j = 0; j < ecb_array_length (argtopriv); j++)
3201 if (argtopriv[j].argval == arg[i]) { 3817 if (argtopriv[j].argval == arg[i])
3818 {
3202 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3819 state = privcases (mode, argtopriv[j].bit);
3203 break; 3820 break;
3204 } 3821 }
3205 3822
3206 /* extra handling for values with state unkept */ 3823 /* extra handling for values with state unkept */
3207 if (state == -1)
3208 switch (arg[i]) { 3824 switch (arg[i])
3825 {
3826#if ENABLE_STYLES
3827 case 1021:
3828 set_option (Opt_intensityStyles, mode);
3829
3830 scr_touch (true);
3831 break;
3832#endif
3209 case 1048: /* alternative cursor save */ 3833 case 1048: /* alternative cursor save */
3210 if (mode == 0) 3834 if (option (Opt_secondaryScreen))
3211 rxvt_scr_cursor(aR_ RESTORE); 3835 if (mode == 0)
3212 else if (mode == 1) 3836 scr_cursor (RESTORE);
3213 rxvt_scr_cursor(aR_ SAVE); 3837 else if (mode == 1)
3214 /* FALLTHROUGH */ 3838 scr_cursor (SAVE);
3215 default: 3839 break;
3216 continue; /* for(;i;) */ 3840 }
3217 }
3218 3841
3842 if (state >= 0)
3219 /* extra handling for values with valid 0 or 1 state */ 3843 /* extra handling for values with valid 0 or 1 state */
3220 switch (arg[i]) { 3844 switch (arg[i])
3845 {
3221 /* case 1: - application cursor keys */ 3846 /* case 1: - application cursor keys */
3222 case 2: /* VT52 mode */ 3847 case 2: /* VT52 mode */
3223 /* oddball mode. should be set regardless of set/reset 3848 /* oddball mode. should be set regardless of set/reset
3224 * parameter. Return from VT52 mode with an ESC < from 3849 * parameter. Return from VT52 mode with an ESC < from
3225 * within VT52 mode 3850 * within VT52 mode
3226 */ 3851 */
3227 PrivMode(1, PrivMode_vt52); 3852 priv_modes |= PrivMode_vt52;
3228 break; 3853 break;
3229 case 3: /* 80/132 */ 3854 case 3: /* 80/132 */
3230 if (R->PrivateModes & PrivMode_132OK) 3855 if (priv_modes & PrivMode_132OK)
3231 rxvt_set_widthheight(aR_ 3856 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3232 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3857 break;
3233 (unsigned int)R->TermWin.height);
3234 break;
3235 case 4: /* smooth scrolling */ 3858 case 4: /* smooth scrolling */
3236 if (state) 3859 set_option (Opt_jumpScroll, !state);
3237 R->Options &= ~Opt_jumpScroll; 3860 break;
3238 else
3239 R->Options |= Opt_jumpScroll;
3240 break;
3241 case 5: /* reverse video */ 3861 case 5: /* reverse video */
3242 rxvt_scr_rvideo_mode(aR_ state); 3862 scr_rvideo_mode (state);
3243 break; 3863 break;
3244 case 6: /* relative/absolute origins */ 3864 case 6: /* relative/absolute origins */
3245 rxvt_scr_relative_origin(aR_ state); 3865 scr_relative_origin (state);
3246 break; 3866 break;
3247 case 7: /* autowrap */ 3867 case 7: /* autowrap */
3248 rxvt_scr_autowrap(aR_ state); 3868 scr_autowrap (state);
3249 break; 3869 break;
3250 /* case 8: - auto repeat, can't do on a per window basis */ 3870 /* case 8: - auto repeat, can't do on a per window basis */
3251 case 9: /* X10 mouse reporting */ 3871 case 9: /* X10 mouse reporting */
3252 if (state) /* orthogonal */ 3872 if (state) /* orthogonal */
3253 R->PrivateModes &= ~(PrivMode_MouseX11); 3873 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3254 break; 3874 break;
3255#ifdef menuBar_esc
3256 case menuBar_esc:
3257#ifdef MENUBAR
3258 rxvt_map_menuBar(aR_ state);
3259#endif
3260 break;
3261#endif
3262#ifdef scrollBar_esc 3875#ifdef scrollBar_esc
3263 case scrollBar_esc: 3876 case scrollBar_esc:
3264 if (rxvt_scrollbar_mapping(aR_ state)) { 3877 scrollBar.map (state);
3265 rxvt_resize_all_windows(aR_ 0, 0, 0); 3878 resize_all_windows (0, 0, 0);
3266 rxvt_scr_touch(aR_ True); 3879 scr_touch (true);
3267 } 3880 break;
3268 break;
3269#endif 3881#endif
3882#ifdef CURSOR_BLINK
3883 case 12:
3884 cursor_blink_reset ();
3885 break;
3886#endif
3270 case 25: /* visible/invisible cursor */ 3887 case 25: /* visible/invisible cursor */
3271 rxvt_scr_cursor_visible(aR_ state); 3888 scr_cursor_visible (state);
3272 break; 3889 break;
3273 /* case 35: - shift keys */ 3890 /* case 35: - shift keys */
3274 /* case 40: - 80 <--> 132 mode */ 3891 /* case 40: - 80 <--> 132 mode */
3275 case 47: /* secondary screen */ 3892 case 47: /* secondary screen */
3276 rxvt_scr_change_screen(aR_ state); 3893 scr_change_screen (state);
3277 break; 3894 break;
3278 /* case 66: - application key pad */ 3895 /* case 66: - application key pad */
3279 /* case 67: - backspace key */ 3896 /* case 67: - backspace key */
3280 case 1000: /* X11 mouse reporting */ 3897 case 1000: /* X11 mouse reporting */
3281 if (state) /* orthogonal */ 3898 if (state) /* orthogonal */
3282 R->PrivateModes &= ~(PrivMode_MouseX10); 3899 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3283 break; 3900 break;
3284#if 0 3901 case 1002:
3285 case 1001: 3902 case 1003:
3286 break; /* X11 mouse highlighting */ 3903 if (state)
3287#endif 3904 {
3905 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3906 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3907 mouse_row = mouse_col = 0;
3908 vt_emask_mouse = PointerMotionMask;
3909 }
3910 else
3911 vt_emask_mouse = NoEventMask;
3912
3913 vt_select_input ();
3914 break;
3288 case 1010: /* scroll to bottom on TTY output inhibit */ 3915 case 1010: /* scroll to bottom on TTY output inhibit */
3289 if (state) 3916 set_option (Opt_scrollTtyOutput, !state);
3290 R->Options &= ~Opt_scrollTtyOutput; 3917 break;
3291 else
3292 R->Options |= Opt_scrollTtyOutput;
3293 break;
3294 case 1011: /* scroll to bottom on key press */ 3918 case 1011: /* scroll to bottom on key press */
3295 if (state) 3919 set_option (Opt_scrollTtyKeypress, state);
3296 R->Options |= Opt_scrollTtyKeypress; 3920 break;
3297 else
3298 R->Options &= ~Opt_scrollTtyKeypress;
3299 break;
3300 case 1047: /* secondary screen w/ clearing */ 3921 case 1047: /* secondary screen w/ clearing last */
3301 if (R->current_screen != PRIMARY) 3922 if (option (Opt_secondaryScreen))
3302 rxvt_scr_erase_screen(aR_ 2); 3923 if (!state)
3303 rxvt_scr_change_screen(aR_ state); 3924 scr_erase_screen (2);
3304 /* FALLTHROUGH */ 3925
3305 default: 3926 scr_change_screen (state);
3306 break; 3927 break;
3307 } 3928 case 1049: /* secondary screen w/ clearing first */
3929 if (option (Opt_secondaryScreen))
3930 if (state)
3931 scr_cursor (SAVE);
3932
3933 scr_change_screen (state);
3934
3935 if (option (Opt_secondaryScreen))
3936 if (state)
3937 scr_erase_screen (2);
3938 else
3939 scr_cursor (RESTORE);
3940 break;
3941 default:
3942 break;
3943 }
3308 } 3944 }
3309} 3945}
3310/*}}} */ 3946/*}}} */
3311 3947
3312/*{{{ process sgr sequences */ 3948/*{{{ process sgr sequences */
3313/* INTPROTO */ 3949void ecb_hot
3950rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3951{
3952 unsigned int i;
3953 short rendset;
3954 int rendstyle;
3955
3956 if (nargs == 0)
3957 {
3958 scr_rendition (0, ~RS_None);
3959 return;
3960 }
3961
3962 for (i = 0; i < nargs; i++)
3963 {
3964 rendset = -1;
3965 switch (arg[i])
3966 {
3967 case 0:
3968 rendset = 0, rendstyle = ~RS_None;
3969 break;
3970 case 1:
3971 rendset = 1, rendstyle = RS_Bold;
3972 break;
3973 //case 2: // low intensity
3974 case 3:
3975 rendset = 1, rendstyle = RS_Italic;
3976 break;
3977 case 4:
3978 rendset = 1, rendstyle = RS_Uline;
3979 break;
3980 case 5: // slowly blinking
3981 case 6: // rapidly blinking
3982 rendset = 1, rendstyle = RS_Blink;
3983 break;
3984 //case 6: // scoansi light background
3985 case 7:
3986 rendset = 1, rendstyle = RS_RVid;
3987 break;
3988 case 8:
3989 // invisible. NYI
3990 break;
3991 //case 9: // crossed out
3992 //case 10: // scoansi acs off, primary font
3993 //case 11: // scoansi acs on, first alt font
3994 //case 12: // scoansi acs on, |0x80, second alt font
3995 //...
3996 //case 19: // ninth alt font
3997 //case 20: // gothic
3998 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3999 rendset = 0, rendstyle = RS_Bold;
4000 break;
4001 case 22: // bold off (vt220)
4002 rendset = 0, rendstyle = RS_Bold;
4003 break;
4004 case 23: // disable italic
4005 rendset = 0, rendstyle = RS_Italic;
4006 break;
4007 case 24: // underline off (vt220)
4008 rendset = 0, rendstyle = RS_Uline;
4009 break;
4010 case 25: // blink off (vt220)
4011 rendset = 0, rendstyle = RS_Blink;
4012 break;
4013 case 26: // variable spacing (iso 8613)
4014 rendset = 0, rendstyle = RS_Blink;
4015 break;
4016 case 27: // reverse off (vt220)
4017 rendset = 0, rendstyle = RS_RVid;
4018 break;
4019 //case 28: // visible. NYI
4020 //case 29: // not crossed-out
4021 }
4022
4023 if (rendset != -1)
4024 {
4025 scr_rendition (rendset, rendstyle);
4026 continue; /* for (;i;) */
4027 }
4028
4029 switch (arg[i])
4030 {
4031 case 30:
4032 case 31: /* set fg color */
4033 case 32:
4034 case 33:
4035 case 34:
4036 case 35:
4037 case 36:
4038 case 37:
4039 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
4040 break;
4041 case 39: /* default fg */
4042 scr_color (Color_fg, Color_fg);
4043 break;
4044
4045 case 40:
4046 case 41: /* set bg color */
4047 case 42:
4048 case 43:
4049 case 44:
4050 case 45:
4051 case 46:
4052 case 47:
4053 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
4054 break;
4055 case 49: /* default bg */
4056 scr_color (Color_bg, Color_bg);
4057 break;
4058
4059 case 38: // set fg color, ISO 8613-6
4060 case 48: // set bg color, ISO 8613-6
4061 {
4062 unsigned int fgbg = arg[i] == 38 ? Color_fg : Color_bg;
4063 unsigned int idx;
4064
4065 if (nargs > i + 2 && arg[i + 1] == 5)
4066 {
4067 idx = minCOLOR + arg[i + 2];
4068 i += 2;
4069
4070 scr_color (idx, fgbg);
4071 }
4072 else if (nargs > i + 4 && arg[i + 1] == 2)
4073 {
4074 unsigned int r = arg[i + 2];
4075 unsigned int g = arg[i + 3];
4076 unsigned int b = arg[i + 4];
4077 unsigned int a = 0xff;
4078
4079 idx = map_rgb24_color (r, g, b, a);
4080
4081 i += 4;
4082
4083 scr_color (idx, fgbg);
4084 }
4085 }
4086 break;
4087
4088 //case 50: // not variable spacing
4089
4090#if !ENABLE_MINIMAL
4091 case 90:
4092 case 91: /* set bright fg color */
4093 case 92:
4094 case 93:
4095 case 94:
4096 case 95:
4097 case 96:
4098 case 97:
4099 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4100 break;
4101 case 100:
4102 case 101: /* set bright bg color */
4103 case 102:
4104 case 103:
4105 case 104:
4106 case 105:
4107 case 106:
4108 case 107:
4109 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4110 break;
4111#endif
4112 }
4113 }
4114}
4115
3314void 4116void
3315rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4117rxvt_term::set_cursor_style (int style)
3316{ 4118{
3317 unsigned int i; 4119 if (!IN_RANGE_INC (style, 0, 6))
3318 short rendset; 4120 return;
3319 int rendstyle;
3320 4121
3321 if (nargs == 0) { 4122 if (style == 0)
3322 rxvt_scr_rendition(aR_ 0, ~RS_None); 4123 style = 1;
3323 return;
3324 }
3325 for (i = 0; i < nargs; i++) {
3326 rendset = -1;
3327 switch (arg[i]) {
3328 case 0:
3329 rendset = 0, rendstyle = ~RS_None;
3330 break;
3331 case 1:
3332 rendset = 1, rendstyle = RS_Bold;
3333 break;
3334 case 4:
3335 rendset = 1, rendstyle = RS_Uline;
3336 break;
3337 case 5:
3338 rendset = 1, rendstyle = RS_Blink;
3339 break;
3340 case 7:
3341 rendset = 1, rendstyle = RS_RVid;
3342 break;
3343 case 22:
3344 rendset = 0, rendstyle = RS_Bold;
3345 break;
3346 case 24:
3347 rendset = 0, rendstyle = RS_Uline;
3348 break;
3349 case 25:
3350 rendset = 0, rendstyle = RS_Blink;
3351 break;
3352 case 27:
3353 rendset = 0, rendstyle = RS_RVid;
3354 break;
3355 }
3356 if (rendset != -1) {
3357 rxvt_scr_rendition(aR_ rendset, rendstyle);
3358 continue; /* for(;i;) */
3359 }
3360 4124
3361 switch (arg[i]) { 4125 cursor_type = (style - 1) / 2;
3362 case 30: 4126 set_option (Opt_cursorUnderline, cursor_type == 1);
3363 case 31: /* set fg color */
3364 case 32:
3365 case 33:
3366 case 34:
3367 case 35:
3368 case 36:
3369 case 37:
3370 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3371 Color_fg);
3372 break;
3373#ifdef TTY_256COLOR
3374 case 38:
3375 if (nargs > i + 2 && arg[i + 1] == 5) {
3376 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3377 Color_fg);
3378 i += 2;
3379 }
3380 break;
3381#endif
3382 case 39: /* default fg */
3383 rxvt_scr_color(aR_ Color_fg, Color_fg);
3384 break;
3385 4127
3386 case 40: 4128#ifdef CURSOR_BLINK
3387 case 41: /* set bg color */ 4129 set_option (Opt_cursorBlink, style & 1);
3388 case 42: 4130 cursor_blink_reset ();
3389 case 43:
3390 case 44:
3391 case 45:
3392 case 46:
3393 case 47:
3394 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3395 Color_bg);
3396 break;
3397#ifdef TTY_256COLOR
3398 case 48:
3399 if (nargs > i + 2 && arg[i + 1] == 5) {
3400 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3401 Color_bg);
3402 i += 2;
3403 }
3404 break;
3405#endif 4131#endif
3406 case 49: /* default bg */
3407 rxvt_scr_color(aR_ Color_bg, Color_bg);
3408 break;
3409 4132
3410#ifndef NO_BRIGHTCOLOR 4133 want_refresh = 1;
3411 case 90:
3412 case 91: /* set bright fg color */
3413 case 92:
3414 case 93:
3415 case 94:
3416 case 95:
3417 case 96:
3418 case 97:
3419 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3420 Color_fg);
3421 break;
3422 case 100:
3423 case 101: /* set bright bg color */
3424 case 102:
3425 case 103:
3426 case 104:
3427 case 105:
3428 case 106:
3429 case 107:
3430 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3431 Color_bg);
3432 break;
3433#endif
3434 }
3435 }
3436} 4134}
3437/*}}} */ 4135/*}}} */
3438 4136
3439/*{{{ process Rob Nation's own graphics mode sequences */
3440/* INTPROTO */
3441void
3442rxvt_process_graphics(pR)
3443{
3444 unsigned char ch, cmd = rxvt_cmd_getc(aR);
3445
3446#ifndef RXVT_GRAPHICS
3447 if (cmd == 'Q') { /* query graphics */
3448 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */
3449 return;
3450 }
3451/* swallow other graphics sequences until terminating ':' */
3452 do
3453 ch = rxvt_cmd_getc(aR);
3454 while (ch != ':');
3455#else
3456 unsigned int nargs;
3457 int args[NGRX_PTS];
3458 unsigned char *text = NULL;
3459
3460 if (cmd == 'Q') { /* query graphics */
3461 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3462 return;
3463 }
3464 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3465 int neg;
3466
3467 ch = rxvt_cmd_getc(aR);
3468 neg = (ch == '-');
3469 if (neg || ch == '+')
3470 ch = rxvt_cmd_getc(aR);
3471
3472 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3473 args[nargs] = args[nargs] * 10 + (ch - '0');
3474 if (neg)
3475 args[nargs] = -args[nargs];
3476
3477 nargs++;
3478 args[nargs] = 0;
3479 if (ch != ';')
3480 break;
3481 }
3482
3483 if ((cmd == 'T') && (nargs >= 5)) {
3484 int i, len = args[4];
3485
3486 text = rxvt_malloc((len + 1) * sizeof(char));
3487
3488 if (text != NULL) {
3489 for (i = 0; i < len; i++)
3490 text[i] = rxvt_cmd_getc(aR);
3491 text[len] = '\0';
3492 }
3493 }
3494 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3495#endif
3496}
3497/*}}} */
3498
3499/* ------------------------------------------------------------------------- */ 4137/* ---------------------------------------------------------------------- */
4138/* Write data to the pty as typed by the user, pasted with the mouse,
4139 * or generated by us in response to a query ESC sequence.
4140 */
3500 4141
3501/* 4142/*
3502 * Send printf() formatted output to the command. 4143 * Send printf () formatted output to the command.
3503 * Only use for small amounts of data. 4144 * Only use for small amounts of data.
3504 */ 4145 */
3505/* EXTPROTO */
3506void 4146void
3507rxvt_tt_printf(pR_ const char *fmt,...) 4147rxvt_term::tt_printf (const char *fmt,...)
3508{ 4148{
3509 va_list arg_ptr; 4149 va_list arg_ptr;
3510 unsigned char buf[256]; 4150 char buf[256];
3511 4151
3512 va_start(arg_ptr, fmt); 4152 va_start (arg_ptr, fmt);
3513 vsprintf((char *)buf, fmt, arg_ptr); 4153 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3514 va_end(arg_ptr); 4154 va_end (arg_ptr);
3515 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4155 tt_write (buf, strlen (buf));
3516} 4156}
3517 4157
3518/* ---------------------------------------------------------------------- */ 4158/* Write data to the pty as typed by the user. */
3519/* Addresses pasting large amounts of data and rxvt hang
3520 * code pinched from xterm (v_write()) and applied originally to
3521 * rxvt-2.18 - Hops
3522 * Write data to the pty as typed by the user, pasted with the mouse,
3523 * or generated by us in response to a query ESC sequence.
3524 */
3525/* EXTPROTO */
3526void 4159void
3527rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4160rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3528{ 4161{
3529#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4162 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3530 int riten; 4163 return;
3531 unsigned int p;
3532 unsigned char *v_buffer, /* start of physical buffer */
3533 *v_bufstr, /* start of current buffer pending */
3534 *v_bufptr, /* end of current buffer pending */
3535 *v_bufend; /* end of physical buffer */
3536 4164
3537 if (R->v_bufstr == NULL && len > 0) { 4165 if (option (Opt_scrollTtyKeypress))
3538 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4166 if (view_start)
3539 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4167 {
3540 v_bufend = v_buffer + p; 4168 view_start = 0;
3541 } else { 4169 want_refresh = 1;
3542 v_buffer = R->v_buffer;
3543 v_bufstr = R->v_bufstr;
3544 v_bufptr = R->v_bufptr;
3545 v_bufend = R->v_bufend;
3546 } 4170 }
3547 4171
3548 /* 4172 tt_write_ (data, len);
3549 * Append to the block we already have. Always doing this simplifies the 4173}
3550 * code, and isn't too bad, either. If this is a short block, it isn't 4174
3551 * too expensive, and if this is a long block, we won't be able to write 4175void
3552 * it all anyway. 4176rxvt_term::tt_write (const char *data, unsigned int len)
3553 */ 4177{
3554 if (len > 0) { 4178 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3555 if (v_bufend < v_bufptr + len) { /* run out of room */ 4179 return;
3556 if (v_bufstr != v_buffer) { 4180
3557 /* there is unused space, move everything down */ 4181 tt_write_ (data, len);
3558 MEMMOVE(v_buffer, v_bufstr, 4182}
3559 (unsigned int)(v_bufptr - v_bufstr)); 4183
3560 v_bufptr -= v_bufstr - v_buffer; 4184static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3561 v_bufstr = v_buffer; 4185
4186void
4187rxvt_term::tt_write_ (const char *data, unsigned int len)
4188{
4189 if (pty->pty < 0)
4190 return;
4191
4192 if (v_buflen == 0)
4193 {
4194 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4195
4196 max_it (written, 0);
4197
4198 if (written == len)
4199 return;
4200
4201 data += written;
4202 len -= written;
3562 } 4203 }
3563 if (v_bufend < v_bufptr + len) {
3564 /* still won't fit: get more space */
3565 /* use most basic realloc because an error is not fatal. */
3566 unsigned int size = v_bufptr - v_buffer;
3567 unsigned int reallocto;
3568 4204
3569 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4205 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3570 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4206
3571 /* save across realloc */ 4207 memcpy (v_buffer + v_buflen, data, len);
3572 if (v_buffer) { 4208 v_buflen += len;
3573 v_bufstr = v_buffer; 4209
3574 v_bufptr = v_buffer + size; 4210 pty_ev.set (ev::READ | ev::WRITE);
3575 v_bufend = v_buffer + reallocto; 4211}
3576 } else { /* no memory: ignore entire write request */ 4212
3577 rxvt_print_error("data loss: cannot allocate buffer space"); 4213void rxvt_term::pty_write ()
3578 v_buffer = v_bufstr; /* restore clobbered pointer */ 4214{
3579 } 4215 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4216
4217 if (written > 0)
4218 {
4219 v_buflen -= written;
4220
4221 if (v_buflen == 0)
4222 {
4223 free (v_buffer);
4224 v_buffer = 0;
4225
4226 pty_ev.set (ev::READ);
4227 return;
4228 }
4229
4230 memmove (v_buffer, v_buffer + written, v_buflen);
3580 } 4231 }
3581 } 4232 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3582 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4233 pty_ev.set (ev::READ);
3583 MEMCPY(v_bufptr, d, len);
3584 v_bufptr += len;
3585 }
3586 }
3587
3588 /*
3589 * Write out as much of the buffer as we can.
3590 * Be careful not to overflow the pty's input silo.
3591 * We are conservative here and only write a small amount at a time.
3592 *
3593 * If we can't push all the data into the pty yet, we expect write
3594 * to return a non-negative number less than the length requested
3595 * (if some data written) or -1 and set errno to EAGAIN,
3596 * EWOULDBLOCK, or EINTR (if no data written).
3597 *
3598 * (Not all systems do this, sigh, so the code is actually
3599 * a little more forgiving.)
3600 */
3601 if ((p = v_bufptr - v_bufstr) > 0) {
3602 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3603 if (riten < 0)
3604 riten = 0;
3605 v_bufstr += riten;
3606 if (v_bufstr >= v_bufptr) /* we wrote it all */
3607 v_bufstr = v_bufptr = v_buffer;
3608 }
3609 /*
3610 * If we have lots of unused memory allocated, return it
3611 */
3612 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3613 /* save pointers across realloc */
3614 unsigned int start = v_bufstr - v_buffer;
3615 unsigned int size = v_bufptr - v_buffer;
3616 unsigned int reallocto;
3617
3618 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3619 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3620 if (v_buffer) {
3621 v_bufstr = v_buffer + start;
3622 v_bufptr = v_buffer + size;
3623 v_bufend = v_buffer + reallocto;
3624 } else {
3625 /* should we print a warning if couldn't return memory? */
3626 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3627 }
3628 }
3629 R->v_buffer = v_buffer;
3630 R->v_bufstr = v_bufstr;
3631 R->v_bufptr = v_bufptr;
3632 R->v_bufend = v_bufend;
3633} 4234}
4235
3634/*----------------------- end-of-file (C source) -----------------------*/ 4236/*----------------------- end-of-file (C source) -----------------------*/
3635 4237

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