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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:16 2003 UTC vs.
Revision 1.592 by root, Thu Jun 17 00:49:20 2021 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.4 2003/11/25 15:25:16 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * - vt100 printing 11 * - vt100 printing
13 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu> 12 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>
14 * - X11 mouse report mode and support for 13 * - X11 mouse report mode and support for
15 * DEC "private mode" save/restore functions. 14 * DEC "private mode" save/restore functions.
… …
21 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es> 20 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
22 * - modification and cleanups for Solaris 2.x 21 * - modification and cleanups for Solaris 2.x
23 * and Linux 1.2.x 22 * and Linux 1.2.x
24 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 23 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
25 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 24 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
26 * - extensive modifications 25 * - extensive modifications
27 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
28 * Copyright (c) 2001 Marius Gedminas 27 * Copyright (c) 2001 Marius Gedminas
29 * - Ctrl/Mod4+Tab works like Meta+Tab (options) 28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
30 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org> 29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
31 * Copyright (c) 2007,2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
31 * 32 *
32 * This program is free software; you can redistribute it and/or modify 33 * This program is free software; you can redistribute it and/or modify
33 * it under the terms of the GNU General Public License as published by 34 * it under the terms of the GNU General Public License as published by
34 * the Free Software Foundation; either version 2 of the License, or 35 * the Free Software Foundation; either version 3 of the License, or
35 * (at your option) any later version. 36 * (at your option) any later version.
36 * 37 *
37 * This program is distributed in the hope that it will be useful, 38 * This program is distributed in the hope that it will be useful,
38 * but WITHOUT ANY WARRANTY; without even the implied warranty of 39 * but WITHOUT ANY WARRANTY; without even the implied warranty of
39 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 40 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
43 * along with this program; if not, write to the Free Software 44 * along with this program; if not, write to the Free Software
44 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 45 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
45 *----------------------------------------------------------------------*/ 46 *----------------------------------------------------------------------*/
46 47
47/*{{{ includes: */ 48/*{{{ includes: */
48#include "../config.h" /* NECESSARY */ 49#include "../config.h"
49#include "rxvt.h" /* NECESSARY */ 50#include "rxvt.h"
51#include "rxvtperl.h"
50#include "version.h" 52#include "version.h"
51#include "command.h" 53#include "command.h"
52 54
55#ifdef KEYSYM_RESOURCE
56# include "keyboard.h"
57#endif
58
59#include <signal.h>
60
61#if LINUX_YIELD_HACK
62# include <time.h>
63#endif
64
53/*----------------------------------------------------------------------*/ 65/*----------------------------------------------------------------------*/
54 66
55/*{{{ Convert the keypress event into a string */ 67#define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
56/* INTPROTO */ 68
57void 69#if ENABLE_FRILLS || ISO_14755
58rxvt_lookup_key(pR_ XKeyEvent *ev) 70
71#define ISO_14755_STARTED 0x80000000UL
72#define ISO_14755_51 0x40000000UL // basic (section 5.1)
73#define ISO_14755_52 0x20000000UL // keycap (section 5.2)
74#define ISO_14755_54 0x10000000UL // code feedback (section 5.4)
75#define ISO_14755_MASK 0x0fffffffUL
76
77#if ISO_14755
78static unsigned short iso14755_symtab[] = {
79 // keysym, unicode
80 XK_Left, 0x2190,
81 XK_KP_Left, 0x2190,
82 XK_Up, 0x2191,
83 XK_KP_Up, 0x2191,
84 XK_Right, 0x2192,
85 XK_KP_Right, 0x2192,
86 XK_Down, 0x2193,
87 XK_KP_Down, 0x2193,
88 XK_Linefeed, 0x21b4,
89 XK_Return, 0x21b5,
90 XK_KP_Enter, 0x21b5,
91
92 XK_Prior, 0x21de,
93 XK_Next, 0x21df,
94 XK_Tab, 0x21e5,
95 XK_ISO_Left_Tab, 0x21e6,
96 XK_Shift_L, 0x21e7,
97 XK_Shift_R, 0x21e7,
98
99 XK_Shift_Lock, 0x21eb,
100 XK_ISO_Lock, 0x21eb,
101 XK_Caps_Lock, 0x21ec,
102 XK_Num_Lock, 0x21ed,
103 XK_ISO_Level3_Shift, 0x21ee,
104 XK_ISO_Level3_Lock, 0x21ef,
105 XK_ISO_Group_Lock, 0x21f0,
106 XK_Home, 0x21f1,
107 XK_End, 0x21f2,
108
109 XK_Execute, 0x2318,
110 XK_Begin, 0x2320,
111 XK_Delete, 0x2326,
112 XK_Clear, 0x2327,
113 XK_BackSpace, 0x232b,
114 XK_Insert, 0x2380,
115 XK_Control_L, 0x2388,
116 XK_Control_R, 0x2388,
117 XK_Pause, 0x2389,
118 XK_Break, 0x238a,
119 XK_Escape, 0x238b,
120 XK_Undo, 0x238c,
121 XK_Print, 0x2399,
122
123 XK_space, 0x2423,
124
125#ifdef XK_KP_Begin
126 XK_KP_Prior, 0x21de,
127 XK_KP_Next, 0x21df,
128 XK_KP_Begin, 0x2320,
129 XK_KP_Insert, 0x2380,
130 XK_KP_Delete, 0x2326,
131 XK_KP_Space, 0x2422,
132#endif
133 0,
134};
135
136void ecb_cold
137rxvt_term::iso14755_54 (int x, int y)
59{ 138{
60 int ctrl, meta, shft, len; 139 x = Pixel2Col (x);
61 unsigned int newlen; 140 y = Pixel2Row (y);
62 KeySym keysym; 141
63#ifdef DEBUG_CMD 142 if (!IN_RANGE_EXC (x, 0, ncol)
64 static int debug_key = 1; /* accessible by a debugger only */ 143 || !IN_RANGE_EXC (y, 0, nrow))
144 return;
145
146 for (;;)
147 {
148 const line_t &l = ROW(y + view_start);
149
150 text_t t = l.t[x];
151
152 if (t != NOCHAR || !x)
153 {
154 iso14755_51 (l.t[x], l.r[x], x, y, view_start);
155 iso14755buf = ISO_14755_54;
156 break;
157 }
158
159 x--;
160 }
161}
162
163void ecb_cold
164rxvt_term::iso14755_51 (unicode_t ch, rend_t r, int x, int y, int y2)
165{
166 rxvt_fontset *fs = FONTSET (r);
167 wchar_t *chr, *alloc, ch2, **fname;
168 int len;
169
170# if ENABLE_COMBINING
171 if (IS_COMPOSE (ch))
172 {
173 len = rxvt_composite.expand (ch);
174 alloc = chr = new wchar_t[len];
175 rxvt_composite.expand (ch, chr);
176 }
177 else
65#endif 178# endif
66#ifdef USE_XIM 179 {
67 int valid_keysym; 180 ch2 = ch;
181
182 alloc = 0;
183 chr = &ch2;
184 len = 1;
185 }
186
187 char rowcol[40];
188 snprintf (rowcol, sizeof rowcol, "col %d row %d @%d", x, y, y2);
189
190 char attr[80]; // plenty
191
192 sprintf (attr, "%08x = fg %d bg %d%s%s%s%s%s%s",
193 (int)r,
194 fgcolor_of (r), bgcolor_of (r),
195 r & RS_Bold ? " bold" : "",
196 r & RS_Italic ? " italic" : "",
197 r & RS_Blink ? " blink" : "",
198 r & RS_RVid ? " rvid" : "",
199 r & RS_Uline ? " uline" : "",
200 r & RS_Careful ? " careful" : "");
201
202 int width = 0;
203 fname = rxvt_temp_buf<wchar_t *> (len);
204 for (int i = 0; i < len; i++)
205 {
206 rxvt_font *f = (*fs)[fs->find_font_idx (chr[i])];
207 fname[i] = rxvt_utf8towcs (f->name);
208 max_it (width, wcswidth (fname[i], wcslen (fname[i])));
209 }
210
211 max_it (width, strlen (attr));
212
213 if (y >= 0)
214 {
215 y = (y >= nrow - len - 5 && x < width + 2) ? 0 : -1;
216 x = 0;
217 }
218
219 scr_overlay_new (x, y, width, len * 2 + 2);
220
221 scr_overlay_set (0, 0, rowcol);
222
223 r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
224
225 for (int y = 0; y < len; y++)
226 {
227 char buf[9];
228
229 ch = *chr++;
230
231 sprintf (buf, "%8x", ch);
232 scr_overlay_set (0, y + 1, buf);
233 scr_overlay_set (9, y + 1, '=');
234# if !UNICODE_3
235 if (ch >= 0x10000)
236 ch = 0xfffd;
68#endif 237# endif
69 unsigned char *kbuf = R->kbuf; 238 scr_overlay_set (11, y + 1, ch, r);
70 239
71/* 240 if (WCWIDTH (ch) >= 2)
241 scr_overlay_set (12, y + 1, NOCHAR, r);
242 }
243
244// {
245// char buf[4+4+3+1];
246// snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
247// scr_overlay_set (0, 0, buf);
248// }
249 scr_overlay_set (0, len + 1, attr);
250 for (int i = 0; i < len; i++)
251 {
252 scr_overlay_set (0, len + 2 + i, fname[i]);
253 free (fname[i]);
254 }
255
256# if ENABLE_COMBINING
257 if (alloc)
258 delete [] alloc;
259# endif
260}
261#endif
262
263void ecb_cold
264rxvt_term::commit_iso14755 ()
265{
266 wchar_t ch = iso14755buf & ISO_14755_MASK;
267
268 if (iso14755buf & ISO_14755_51)
269 {
270 char mb[MB_LEN_MAX];
271 int len;
272
273 // allow verbatim 0-bytes and control-bytes to be entered
274 if (ch >= 0x20)
275 len = wctomb (mb, ch);
276 else
277 {
278 mb[0] = ch;
279 len = 1;
280 }
281
282 if (len > 0)
283 tt_write (mb, len);
284 else
285 scr_bell ();
286 }
287
288 iso14755buf = 0;
289}
290
291static int ecb_cold
292hex_keyval (XKeyEvent &ev)
293{
294 // check whether this event corresponds to a hex digit
295 // if the modifiers had not been pressed.
296 for (int index = 0; index < 8; index++)
297 {
298 KeySym k = XLookupKeysym (&ev, index);
299
300 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
301 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
302 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
303 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
304 }
305
306 return -1;
307}
308#endif
309
310static inline KeySym ecb_cold
311translate_keypad (KeySym keysym, bool kp)
312{
313#ifdef XK_KP_Home
314 static const KeySym keypadtrans[] = {
315 XK_KP_7, // XK_KP_Home
316 XK_KP_4, // XK_KP_Left
317 XK_KP_8, // XK_KP_Up
318 XK_KP_6, // XK_KP_Right
319 XK_KP_2, // XK_KP_Down
320 XK_KP_9, // XK_KP_Prior
321 XK_KP_3, // XK_KP_Next
322 XK_KP_1, // XK_KP_End
323 XK_KP_5, // XK_KP_Begin
324 };
325
326 if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
327 {
328 unsigned int index = keysym - XK_KP_Home;
329 keysym = kp ? keypadtrans[index] : XK_Home + index;
330 }
331 else if (keysym == XK_KP_Insert)
332 keysym = kp ? XK_KP_0 : XK_Insert;
333# ifndef NO_DELETE_KEY
334 else if (keysym == XK_KP_Delete)
335 keysym = kp ? XK_KP_Decimal : XK_Delete;
336# endif
337#endif
338 return keysym;
339}
340
341static inline int ecb_cold
342map_function_key (KeySym keysym)
343{
344 int param = 0;
345
346 if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
347 {
348 param = 11 + keysym - XK_F1;
349 if (keysym >= XK_F17)
350 param += 4;
351 else if (keysym >= XK_F15)
352 param += 3;
353 else if (keysym >= XK_F11)
354 param += 2;
355 else if (keysym >= XK_F6)
356 param += 1;
357 }
358 else
359 switch (keysym)
360 {
361 case XK_Find:
362 param = 1;
363 break;
364 case XK_Insert:
365 param = 2;
366 break;
367#ifdef DXK_Remove
368 case DXK_Remove:
369#endif
370 case XK_Execute:
371 param = 3;
372 break;
373 case XK_Select:
374 param = 4;
375 break;
376 case XK_Prior:
377 param = 5;
378 break;
379 case XK_Next:
380 param = 6;
381 break;
382 case XK_Home:
383 param = 7;
384 break;
385 case XK_End:
386 param = 8;
387 break;
388 case XK_Help:
389 param = 28;
390 break;
391 case XK_Menu:
392 param = 29;
393 break;
394 }
395 return param;
396}
397
398static inline wchar_t *
399rxvt_wcsdup (const wchar_t *str, int len)
400{
401 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
402 memcpy (r, str, len * sizeof (wchar_t));
403 r[len] = 0;
404 return r;
405}
406
407void ecb_cold
408rxvt_term::key_press (XKeyEvent &ev)
409{
410 int ctrl, meta, shft, len;
411 KeySym keysym = NoSymbol;
412 char rkbuf[KBUFSZ + 1];
413 char *kbuf = rkbuf + 1;
414
415#if ISO_14755
416 if (iso14755buf & ISO_14755_52)
417 return;
418#endif
419
420 /*
72 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an 421 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73 * escape sequence to toggle the Keypad. 422 * escape sequence to toggle the Keypad.
74 * 423 *
75 * Always permit `shift' to override the current setting 424 * Always permit `shift' to override the current setting
76 */ 425 */
77 shft = (ev->state & ShiftMask); 426 shft = ev.state & ShiftMask;
78 ctrl = (ev->state & ControlMask); 427 ctrl = ev.state & ControlMask;
79 meta = (ev->state & R->ModMetaMask); 428 meta = ev.state & ModMetaMask;
80 if (R->numlock_state || (ev->state & R->ModNumLockMask)) { 429
81 R->numlock_state = (ev->state & R->ModNumLockMask); 430 kbuf[0] = 0;
82 PrivMode((!R->numlock_state), PrivMode_aplKP); 431
83 }
84#ifdef USE_XIM 432#if USE_XIM
85 if (R->Input_Context != NULL) { 433 if (Input_Context)
86 Status status_return; 434 {
435 Status status_return;
87 436
88 kbuf[0] = '\0'; 437#if 0
89#ifdef X_HAVE_UTF8_STRING 438#ifdef X_HAVE_UTF8_STRING
439 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 440 len = Xutf8LookupString (Input_Context, &ev, kbuf,
91 KBUFSZ, &keysym, &status_return); 441 KBUFSZ, &keysym, &status_return);
442 else
443#endif
444#endif
445 {
446 wchar_t wkbuf[KBUFSZ + 1];
447
448 // the XOpenIM manpage lies about hardcoding the locale
449 // at the point of XOpenIM, so temporarily switch locales
450 if (rs[Rs_imLocale])
451 SET_LOCALE (rs[Rs_imLocale]);
452
453 // assume wchar_t == unicode or better
454 len = XwcLookupString (Input_Context, &ev, wkbuf,
455 KBUFSZ, &keysym, &status_return);
456
457 if (rs[Rs_imLocale])
458 SET_LOCALE (locale);
459
460 if (status_return == XLookupChars
461 || status_return == XLookupBoth)
462 {
463 /* make sure the user can type ctrl-@, i.e. NUL */
464 if (len == 1 && *wkbuf == 0)
465 {
466 kbuf[0] = 0;
467 len = 1;
468 }
469 else
470 {
471 wkbuf[len] = 0;
472 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
473 if (len < 0)
474 len = 0;
475 }
476 }
477 else
478 len = 0;
479 }
480 }
481 else
482#endif
483 {
484 len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
485 }
486
487 if (keysym != NoSymbol)
488 {
489 KeySym orig_keysym = keysym;
490
491 /* Shift + F1 - F10 generates F11 - F20 */
492 if (shft && keysym >= XK_F1 && keysym <= XK_F10)
493 {
494 keysym += (XK_F11 - XK_F1);
495 shft = 0; /* turn off Shift */
496 }
497
498 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
499 {
500 bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
501 unsigned int newlen = 1;
502
503 if (ev.state & ModNumLockMask)
504 kp = false;
505
506 keysym = translate_keypad (keysym, kp);
507
508 switch (keysym)
509 {
510#ifndef NO_BACKSPACE_KEY
511 case XK_BackSpace:
512 if (priv_modes & PrivMode_HaveBackSpace)
513 {
514 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
515 ^ !!ctrl) ? '\b' : '\177';
516 kbuf[1] = '\0';
517 }
518 else
519 strcpy (kbuf, rs[Rs_backspace_key]);
520 break;
521#endif
522#ifndef NO_DELETE_KEY
523 case XK_Delete:
524 strcpy (kbuf, rs[Rs_delete_key]);
525 break;
526#endif
527 case XK_Tab:
528 if (shft)
529 strcpy (kbuf, "\033[Z");
530 else
531 {
532#ifdef CTRL_TAB_MAKES_META
533 if (ctrl)
534 meta = 1;
535#endif
536#ifdef MOD4_TAB_MAKES_META
537 if (ev.state & Mod4Mask)
538 meta = 1;
539#endif
540 newlen = 0;
541 }
542 break;
543
544 case XK_Up: /* "\033[A" */
545 case XK_Down: /* "\033[B" */
546 case XK_Right: /* "\033[C" */
547 case XK_Left: /* "\033[D" */
548 strcpy (kbuf, "\033[Z");
549 kbuf[2] = "DACB"[keysym - XK_Left];
550 /* do Shift first */
551 if (shft)
552 kbuf[2] = "dacb"[keysym - XK_Left];
553 else if (ctrl)
554 {
555 kbuf[1] = 'O';
556 kbuf[2] = "dacb"[keysym - XK_Left];
557 }
558 else if (priv_modes & PrivMode_aplCUR)
559 kbuf[1] = 'O';
560 break;
561
562 case XK_KP_Enter:
563 /* allow shift to override */
564 if (kp)
565 {
566 strcpy (kbuf, "\033OM");
567 break;
568 }
569
570 /* FALLTHROUGH */
571
572 case XK_Return:
573 if (priv_modes & PrivMode_LFNL)
574 {
575 kbuf[0] = '\015';
576 kbuf[1] = '\012';
577 kbuf[2] = '\0';
578 }
579 else
580 {
581 kbuf[0] = '\015';
582 kbuf[1] = '\0';
583 }
584 break;
585
586 case XK_KP_F1: /* "\033OP" */
587 case XK_KP_F2: /* "\033OQ" */
588 case XK_KP_F3: /* "\033OR" */
589 case XK_KP_F4: /* "\033OS" */
590 strcpy (kbuf, "\033OP");
591 kbuf[2] += (keysym - XK_KP_F1);
592 break;
593
594 case XK_KP_Multiply: /* "\033Oj" : "*" */
595 case XK_KP_Add: /* "\033Ok" : "+" */
596 case XK_KP_Separator: /* "\033Ol" : "," */
597 case XK_KP_Subtract: /* "\033Om" : "-" */
598 case XK_KP_Decimal: /* "\033On" : "." */
599 case XK_KP_Divide: /* "\033Oo" : "/" */
600 case XK_KP_0: /* "\033Op" : "0" */
601 case XK_KP_1: /* "\033Oq" : "1" */
602 case XK_KP_2: /* "\033Or" : "2" */
603 case XK_KP_3: /* "\033Os" : "3" */
604 case XK_KP_4: /* "\033Ot" : "4" */
605 case XK_KP_5: /* "\033Ou" : "5" */
606 case XK_KP_6: /* "\033Ov" : "6" */
607 case XK_KP_7: /* "\033Ow" : "7" */
608 case XK_KP_8: /* "\033Ox" : "8" */
609 case XK_KP_9: /* "\033Oy" : "9" */
610 /* allow shift to override */
611 if (kp)
612 {
613 strcpy (kbuf, "\033Oj");
614 kbuf[2] += (keysym - XK_KP_Multiply);
615 }
616 else
617 {
618 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
619 kbuf[1] = '\0';
620 }
621 break;
622
623 default:
624 {
625 int param = map_function_key (keysym);
626 if (param > 0)
627 sprintf (kbuf,"\033[%d~", param);
628 else
629 newlen = 0;
630 }
631 break;
632 }
633
634 if (newlen)
635 len = strlen (kbuf);
636
637 if (len > 0)
638 {
639 /*
640 * pass Shift/Control indicators for function keys ending with `~'
641 *
642 * eg,
643 * Prior = "ESC[5~"
644 * Shift+Prior = "ESC[5$"
645 * Ctrl+Prior = "ESC[5^"
646 * Ctrl+Shift+Prior = "ESC[5@"
647 */
648 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
649 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
650
651 /*
652 * Pass meta for all function keys, if 'meta' option set
653 */
654#ifdef META8_OPTION
655 if (meta && (meta_char == 0x80))
656 kbuf[len - 1] |= 0x80;
657#endif
658 }
659
660 }
661 else if (ctrl && keysym == XK_minus)
662 {
663 len = 1;
664 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
665 }
666 else if (keysym == XK_ISO_Left_Tab)
667 {
668 strcpy (kbuf, "\033[Z");
669 len = 3;
670 }
671 else
672 {
673#ifdef META8_OPTION
674 /* set 8-bit on */
675 if (meta && (meta_char == 0x80))
676 {
677 char *ch;
678
679 for (ch = kbuf; ch < kbuf + len; ch++)
680 *ch |= 0x80;
681 }
682#endif
683 /* nil */ ;
684 }
685
686 keysym = orig_keysym;
687 }
688
689 /* escape prefix */
690 if (len && meta
691#ifdef META8_OPTION
692 && meta_char == C0_ESC
693#endif
694 )
695 {
696 *--kbuf = C0_ESC;
697 len++;
698 }
699
700 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
701 return;
702
703 if (keysym != NoSymbol)
704 {
705#ifdef KEYSYM_RESOURCE
706 if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
707 return;
708#endif
709
710 if (saveLines)
711 {
712#ifdef UNSHIFTED_SCROLLKEYS
713 if (!ctrl && !meta)
92#else 714#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 715 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 716#endif
96 valid_keysym = ((status_return == XLookupKeySym) 717 {
97 || (status_return == XLookupBoth)); 718 int lnsppg;
98 } else {
99 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100 &R->compose);
101 valid_keysym = 1;
102 }
103#else /* USE_XIM */
104 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105 &R->compose);
106/*
107 * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108 * good for installations with correct fonts, but without XLOCALE
109 */
110 if (!len) {
111 if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112 kbuf[0] = (keysym & 0xFF);
113 kbuf[1] = '\0';
114 len = 1;
115 } else
116 kbuf[0] = '\0';
117 }
118#endif /* USE_XIM */
119 719
120#ifdef USE_XIM 720#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 721 lnsppg = nrow - PAGING_CONTEXT_LINES;
122#endif
123 {
124/* for some backwards compatibility */
125#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126# ifdef HOTKEY_CTRL
127 if (ctrl) {
128# else 722#else
129 if (meta) { 723 lnsppg = nrow * 4 / 5;
724#endif
725 max_it (lnsppg, 1);
726
727 if (keysym == XK_Prior)
728 {
729 scr_page (lnsppg);
730 return;
731 }
732 else if (keysym == XK_Next)
733 {
734 scr_page (-lnsppg);
735 return;
736 }
737 }
738#ifdef SCROLL_ON_UPDOWN_KEYS
739 if (IS_SCROLL_MOD)
740 {
741 if (keysym == XK_Up)
742 {
743 scr_page (1);
744 return;
745 }
746 else if (keysym == XK_Down)
747 {
748 scr_page (-1);
749 return;
750 }
751 }
752#endif
753#ifdef SCROLL_ON_HOMEEND_KEYS
754 if (IS_SCROLL_MOD)
755 {
756 if (keysym == XK_Home)
757 {
758 scr_changeview (top_row);
759 return;
760 }
761 else if (keysym == XK_End)
762 {
763 scr_changeview (0);
764 return;
765 }
766 }
767#endif
768 }
769
770 if (shft)
771 {
772 if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
773 {
774 switch (keysym)
775 {
776 /* normal XTerm key bindings */
777 case XK_Insert: /* Shift+Insert = paste mouse selection */
778 selection_request (ev.time);
779 return;
780#if TODO
781 /* rxvt extras */
782 case XK_KP_Add: /* Shift+KP_Add = bigger font */
783 return;
784 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
785 return;
786#endif
787 }
788 }
789 }
790
791 if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
792 {
793 if (keysym == XK_v)
794 selection_request (ev.time, Sel_Clipboard);
795 else if (selection.len > 0)
796 {
797 free (selection.clip_text);
798 selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
799 selection.clip_len = selection.len;
800 selection_grab (CurrentTime, true);
801 }
802
803 return;
804 }
805
806#if ENABLE_FRILLS || ISO_14755
807 // ISO 14755 support
808 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
809 {
810 int hv;
811
812 if (iso14755buf & ISO_14755_51
813 && (keysym == XK_space || keysym == XK_KP_Space
814 || keysym == XK_Return || keysym == XK_KP_Enter))
815 {
816 commit_iso14755 ();
817 iso14755buf = ISO_14755_51;
818# if ISO_14755
819 iso14755_51 (0);
130# endif 820# endif
131 if (keysym == R->ks_bigfont) { 821 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 822 }
133 return; 823 else if (keysym == XK_BackSpace)
134 } else if (keysym == R->ks_smallfont) { 824 {
135 rxvt_change_font(aR_ 0, FONT_DN); 825 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136 return; 826# if ISO_14755
137 } 827 iso14755_51 (iso14755buf & ISO_14755_MASK);
138 }
139#endif
140
141 if (R->TermWin.saveLines) {
142#ifdef UNSHIFTED_SCROLLKEYS
143 if (!ctrl && !meta) {
144#else
145 if (IS_SCROLL_MOD) {
146#endif
147 int lnsppg;
148
149#ifdef PAGING_CONTEXT_LINES
150 lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151#else
152 lnsppg = R->TermWin.nrow * 4 / 5;
153#endif
154 if (keysym == XK_Prior) {
155 rxvt_scr_page(aR_ UP, lnsppg);
156 return;
157 } else if (keysym == XK_Next) {
158 rxvt_scr_page(aR_ DN, lnsppg);
159 return;
160 }
161 }
162#ifdef SCROLL_ON_UPDOWN_KEYS
163 if (IS_SCROLL_MOD) {
164 if (keysym == XK_Up) {
165 rxvt_scr_page(aR_ UP, 1);
166 return;
167 } else if (keysym == XK_Down) {
168 rxvt_scr_page(aR_ DN, 1);
169 return;
170 }
171 }
172#endif
173#ifdef SCROLL_ON_HOMEEND_KEYS
174 if (IS_SCROLL_MOD) {
175 if (keysym == XK_Home) {
176 rxvt_scr_move_to(aR_ 0, 1);
177 return;
178 } else if (keysym == XK_End) {
179 rxvt_scr_move_to(aR_ 1, 0);
180 return;
181 }
182 }
183#endif
184 }
185
186 if (shft) {
187 /* Shift + F1 - F10 generates F11 - F20 */
188 if (keysym >= XK_F1 && keysym <= XK_F10) {
189 keysym += (XK_F11 - XK_F1);
190 shft = 0; /* turn off Shift */
191 } else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192 switch (keysym) {
193 /* normal XTerm key bindings */
194 case XK_Insert: /* Shift+Insert = paste mouse selection */
195 rxvt_selection_request(aR_ ev->time, 0, 0);
196 return;
197 /* rxvt extras */
198 case XK_KP_Add: /* Shift+KP_Add = bigger font */
199 rxvt_change_font(aR_ 0, FONT_UP);
200 return;
201 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202 rxvt_change_font(aR_ 0, FONT_DN);
203 return;
204 }
205 }
206 }
207#ifdef PRINTPIPE
208 if (keysym == XK_Print) {
209 rxvt_scr_printscreen(aR_ ctrl | shft);
210 return;
211 }
212#endif
213#ifdef GREEK_SUPPORT
214 if (keysym == R->ks_greekmodeswith) {
215 R->greek_mode = !R->greek_mode;
216 if (R->greek_mode) {
217 rxvt_xterm_seq(aR_ XTerm_title,
218 (greek_getmode() == GREEK_ELOT928
219 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220 greek_reset();
221 } else
222 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223 return;
224 }
225#endif
226
227 if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228#ifdef KEYSYM_RESOURCE
229 if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230 unsigned int l;
231 const unsigned char *kbuf0;
232 const unsigned char ch = C0_ESC;
233
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235 l = (unsigned int)*kbuf0++;
236
237 /* escape prefix */
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 828# endif
242 rxvt_tt_write(aR_ &ch, 1); 829 return;
243 rxvt_tt_write(aR_ kbuf0, l); 830 }
244 return; 831 else if ((hv = hex_keyval (ev)) >= 0)
245 } else 832 {
246#endif 833 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247 { 834 | hv | ISO_14755_51;
248 newlen = 1; 835# if ISO_14755
249 switch (keysym) { 836 iso14755_51 (iso14755buf & ISO_14755_MASK);
250#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0';
256 } else
257 STRCPY(kbuf, R->key_backspace);
258# ifdef MULTICHAR_SET
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260 int col, row;
261
262 newlen = STRLEN(kbuf);
263 col = R->screen.cur.col - 1;
264 row = R->screen.cur.row + R->TermWin.saveLines;
265 if (IS_MULTI2(R->screen.rend[row][col]))
266 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267 }
268# endif 837# endif
269 break;
270#endif
271#ifndef NO_DELETE_KEY
272 case XK_Delete:
273 STRCPY(kbuf, R->key_delete);
274# ifdef MULTICHAR_SET
275 if (R->Options & Opt_mc_hack) {
276 int col, row;
277
278 newlen = STRLEN(kbuf);
279 col = R->screen.cur.col;
280 row = R->screen.cur.row + R->TermWin.saveLines;
281 if (IS_MULTI1(R->screen.rend[row][col]))
282 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283 }
284# endif
285 break;
286#endif
287 case XK_Tab:
288 if (shft)
289 STRCPY(kbuf, "\033[Z");
290 else {
291#ifdef CTRL_TAB_MAKES_META
292 if (ctrl)
293 meta = 1;
294#endif
295#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask)
297 meta = 1;
298#endif
299 newlen = 0;
300 }
301 break;
302
303
304#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310 STRCPY(kbuf, "\033OZ");
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312 break;
313 } else
314 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */
317#endif
318 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]);
324 /* do Shift first */
325 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]);
327 else if (ctrl) {
328 kbuf[1] = 'O';
329 kbuf[2] = ("dacb"[keysym - XK_Left]);
330 } else if (R->PrivateModes & PrivMode_aplCUR)
331 kbuf[1] = 'O';
332#ifdef MULTICHAR_SET
333 //TODO: ??
334 if (R->Options & Opt_mc_hack) {
335 int col, row, m;
336
337 col = R->screen.cur.col;
338 row = R->screen.cur.row + R->TermWin.saveLines;
339 m = 0;
340 if (keysym == XK_Right
341 && IS_MULTI1(R->screen.rend[row][col]))
342 m = 1;
343 else if (keysym == XK_Left) {
344 if (col > 0) {
345 if (IS_MULTI2(R->screen.rend[row][col - 1]))
346 m = 1;
347 } else if (R->screen.cur.row > 0) {
348 col = R->screen.tlen[--row];
349 if (col == -1)
350 col = R->TermWin.ncol - 1;
351 else
352 col--;
353 if (col > 0
354 && IS_MULTI2(R->screen.rend[row][col]))
355 m = 1;
356 }
357 }
358 if (m)
359 MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360 }
361#endif
362 break;
363
364#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior
366 case XK_KP_Prior:
367 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369 STRCPY(kbuf, "\033Oy");
370 break;
371 }
372 /* FALLTHROUGH */
373# endif
374 case XK_Prior:
375 STRCPY(kbuf, "\033[5~");
376 break;
377# ifdef XK_KP_Next
378 case XK_KP_Next:
379 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381 STRCPY(kbuf, "\033Os");
382 break;
383 }
384 /* FALLTHROUGH */
385# endif
386 case XK_Next:
387 STRCPY(kbuf, "\033[6~");
388 break;
389#endif
390 case XK_KP_Enter:
391 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393 STRCPY(kbuf, "\033OM");
394 } else {
395 kbuf[0] = '\r';
396 kbuf[1] = '\0';
397 }
398 break;
399
400#ifdef XK_KP_Begin
401 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou");
403 break;
404
405 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op");
407 break;
408
409 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On");
411 break;
412#endif
413 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1);
419 break;
420
421 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439 STRCPY(kbuf, "\033Oj");
440 kbuf[2] += (keysym - XK_KP_Multiply);
441 } else {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0';
444 }
445 break;
446
447 case XK_Find:
448 STRCPY(kbuf, "\033[1~");
449 break;
450 case XK_Insert:
451 STRCPY(kbuf, "\033[2~");
452 break;
453#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove:
455 /* FALLTHROUGH */
456#endif
457 case XK_Execute:
458 STRCPY(kbuf, "\033[3~");
459 break;
460 case XK_Select:
461 STRCPY(kbuf, "\033[4~");
462 break;
463#ifdef XK_KP_End
464 case XK_KP_End:
465 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467 STRCPY(kbuf, "\033Oq");
468 break;
469 }
470 /* FALLTHROUGH */
471#endif
472 case XK_End:
473 STRCPY(kbuf, KS_END);
474 break;
475#ifdef XK_KP_Home
476 case XK_KP_Home:
477 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479 STRCPY(kbuf, "\033Ow");
480 break;
481 }
482 /* FALLTHROUGH */
483#endif
484 case XK_Home:
485 STRCPY(kbuf, KS_HOME);
486 break;
487
488#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1);
497 break;
498 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6);
504 break;
505 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11);
510 break;
511 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15);
514 break;
515 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help);
517 break;
518 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu);
520 break;
521 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17);
541 break;
542#undef FKEY
543 default:
544 newlen = 0;
545 break;
546 }
547 if (newlen)
548 len = STRLEN(kbuf);
549 }
550 /*
551 * Pass meta for all function keys, if 'meta' option set
552 */
553#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80;
556#endif
557 } else if (ctrl && keysym == XK_minus) {
558 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else {
561#ifdef META8_OPTION
562 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) {
564 unsigned char *ch;
565
566 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80;
568 meta = 0;
569 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578
579 if (len <= 0)
580 return; /* not mapped */
581
582 if (R->Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) {
584 R->TermWin.view_start = 0;
585 R->want_refresh = 1;
586 }
587
588/*
589 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~'
591 *
592 * eg,
593 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602/* escape prefix */
603 if (meta
604#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC)
606#endif
607 ) {
608 const unsigned char ch = C0_ESC;
609
610 rxvt_tt_write(aR_ &ch, 1);
611 }
612#ifdef DEBUG_CMD
613 if (debug_key) { /* Display keyboard buffer contents */
614 char *p;
615 int i;
616
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len);
624}
625/*}}} */
626
627#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633{
634 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638
639 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641 if (n > 0 && s < count) {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n;
646 s += n;
647 }
648 if (count > s) {
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 }
652 for (; count--;)
653 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr;
655 R->cmdbuf_endp = cmdbuf_endp;
656 return 0;
657}
658#endif /* MENUBAR_MAX */
659
660void
661rxvt_term::process_x_events ()
662{
663 do
664 {
665 XEvent xev;
666
667 XNextEvent (Xdisplay, &xev);
668#if defined(CURSOR_BLINK)
669 if ((Options & Opt_cursorBlink)
670 && xev.type == KeyPress) {
671 if (hidden_cursor) {
672 hidden_cursor = 0;
673 want_refresh = 1;
674 }
675 want_keypress_time = 1;
676 }
677#endif
678
679#if defined(POINTER_BLANK)
680 if ((Options & Opt_pointerBlank)
681 && (pointerBlankDelay > 0)) {
682 if (xev.type == MotionNotify
683 || xev.type == ButtonPress
684 || xev.type == ButtonRelease) {
685 if (hidden_pointer)
686 rxvt_pointer_unblank(aR);
687 want_motion_time = 1;
688 }
689 if (xev.type == KeyPress && hidden_pointer == 0)
690 rxvt_pointer_blank (this);
691 }
692#endif
693
694#ifdef USE_XIM
695 if (!XFilterEvent (&xev, xev.xany.window))
696#endif
697 rxvt_process_x_event (this, &xev);
698 }
699 while (XPending (Xdisplay));
700}
701
702void
703rxvt_term::x_cb (io_watcher &w, short revents)
704{
705 process_x_events ();
706
707 flush ();
708}
709
710// read the next character, currently handles UTF-8
711// will probably handle all sorts of other stuff in the future
712uint32_t
713rxvt_term::next_char ()
714{
715 struct mbstate &s = mbstate;
716
717 while (cmdbuf_ptr < cmdbuf_endp)
718 {
719 uint8_t ch = *cmdbuf_ptr;
720
721 if (s.cnt)
722 {
723 if ((ch & 0xc0) == 0x80)
724 {
725 cmdbuf_ptr++;
726
727 /* continuation */
728 s.reg = (s.reg << 6) | (ch & 0x7f);
729
730 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
731 return s.reg; 838 return;
732
733 continue;
734 } 839 }
735 else 840 else
736 { 841 {
737 s.cnt = 0; 842# if ISO_14755
738 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 843 scr_overlay_off ();
844# endif
845 iso14755buf = 0;
739 } 846 }
740 } 847 }
848 else if (option (Opt_iso14755) &&
849 ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
850 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
851 if (!(iso14755buf & ISO_14755_STARTED))
852 {
853 iso14755buf |= ISO_14755_STARTED;
854# if ISO_14755
855 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
856 scr_overlay_set (0, 0, "ISO 14755 mode");
857# endif
858 }
859#endif
860
861#ifdef PRINTPIPE
862 if (keysym == XK_Print)
863 {
864 scr_printscreen (ctrl | shft);
865 return;
866 }
867#endif
868 }
869
870 if (len <= 0)
871 return; /* not mapped */
872
873 tt_write_user_input (kbuf, (unsigned int)len);
874}
875
876void ecb_cold
877rxvt_term::key_release (XKeyEvent &ev)
878{
879#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
880 KeySym keysym;
881
882 keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
883#endif
884
885#if ENABLE_FRILLS || ISO_14755
886 // ISO 14755 support
887 if (iso14755buf)
888 if (iso14755buf & ISO_14755_52)
741 889 {
742 if ((ch & 0xc0) == 0xc0) 890# if ISO_14755
891 scr_overlay_off ();
892# endif
893# if ISO_14755
894 // iso14755 part 5.2 handling: release time
895 // first: controls
896 if ((ev.state & ControlMask)
897 && ((keysym >= 0x40 && keysym <= 0x5f)
898 || (keysym >= 0x61 && keysym <= 0x7f)))
743 { 899 {
744 cmdbuf_ptr++; 900 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
901 commit_iso14755 ();
745 902
746 /* first byte */ 903 return;
747 s.orig = ch; /* for broken encodings */ 904 }
748 s.reg = ch; 905
749 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 906 for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
750 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; } 907 if (i[0] == keysym)
751 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; } 908 {
752 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } 909 iso14755buf = ISO_14755_51 | i[1];
753 if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } 910 commit_iso14755 ();
911
912 return;
913 }
914
915 scr_bell ();
916# endif
917 iso14755buf = 0;
918
919 return;
920 }
921 else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
922 {
923# if ISO_14755
924 scr_overlay_off ();
925# endif
926 if (iso14755buf & ISO_14755_51)
927 commit_iso14755 ();
928#if ISO_14755
929 else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
930 {
931 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
932
933 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
934 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
935 }
936# endif
937 else
938 iso14755buf = 0;
939 }
940#endif
941
942 if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
943 return;
944
945#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
946 if (!(ev.state & ControlMask))
947 slip_wheel_ev.stop ();
948 else if (keysym == XK_Control_L || keysym == XK_Control_R)
949 mouse_slip_wheel_speed = 0;
950#endif
951}
952
953void
954rxvt_term::flush ()
955{
956 flush_ev.stop ();
957
958#ifdef HAVE_IMG
959 if (bg_flags & BG_NEEDS_REFRESH)
960 {
961 bg_flags &= ~BG_NEEDS_REFRESH;
962 scr_touch (false);
963 }
964#endif
965
966 if (want_refresh)
967 {
968 if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
969 {
970 int row = view_start;
971 int end_row = row + nrow;
972
973 while (row > top_row && ROW (row - 1).is_longer ())
974 --row;
975
976 do
977 {
978 int start_row = row;
979 line_t *l;
980
981 do
982 {
983 l = &ROW (row++);
984
985 if (!(l->f & LINE_FILTERED))
986 {
987 // line not filtered, mark it as filtered
988 l->f |= LINE_FILTERED;
989 while (l->is_longer ())
990 {
991 l = &ROW (row++);
992 l->f |= LINE_FILTERED;
993 }
994
995 // and filter it
996 HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
997
998 break;
999 }
1000 }
1001 while (l->is_longer () && row < end_row);
1002 }
1003 while (row < end_row);
1004 }
1005
1006 scr_refresh ();
1007 scrollBar.show (1);
1008#if USE_XIM
1009 im_send_spot ();
1010#endif
1011 }
1012
1013 display->flush ();
1014}
1015
1016/* checks whether a refresh is requested and starts the refresh timer */
1017void
1018rxvt_term::refresh_check ()
1019{
1020 if (want_refresh && !flush_ev.is_active ())
1021 flush_ev.start (1. / 60.); // refresh at max. 60 Hz normally
1022
1023 display->flush ();
1024}
1025
1026void
1027rxvt_term::flush_cb (ev::timer &w, int revents)
1028{
1029 make_current ();
1030
1031 refresh_count = 0;
1032 flush ();
1033}
1034
1035#ifdef CURSOR_BLINK
1036void
1037rxvt_term::cursor_blink_reset ()
1038{
1039 if (!focus)
1040 return;
1041
1042 if (hidden_cursor)
1043 {
1044 hidden_cursor = 0;
1045 want_refresh = 1;
1046 }
1047
1048 if (option (Opt_cursorBlink) || (priv_modes & PrivMode_BlinkingCursor))
1049 cursor_blink_ev.again ();
1050 else
1051 cursor_blink_ev.stop ();
1052}
1053
1054void
1055rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
1056{
1057 hidden_cursor = !hidden_cursor;
1058 want_refresh = 1;
1059 refresh_check ();
1060}
1061#endif
1062
1063#ifdef TEXT_BLINK
1064void
1065rxvt_term::text_blink_cb (ev::timer &w, int revents)
1066{
1067 if (scr_refresh_rend (RS_Blink, RS_Blink))
1068 {
1069 hidden_text = !hidden_text;
1070 want_refresh = 1;
1071 refresh_check ();
1072 }
1073 else
1074 w.stop ();
1075}
1076#endif
1077
1078#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1079void
1080rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
1081{
1082 if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1083 && scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
1084 {
1085 want_refresh = 1;
1086 refresh_check ();
1087 }
1088 else
1089 w.stop ();
1090}
1091#endif
1092
1093#ifdef SELECTION_SCROLLING
1094void
1095rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
1096{
1097 if (scr_page (scroll_selection_lines))
1098 {
1099 selection_extend (selection_save_x, selection_save_y, selection_save_state);
1100 want_refresh = 1;
1101 refresh_check ();
1102 }
1103 else
1104 w.stop ();
1105}
1106#endif
1107
1108#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1109void
1110rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
1111{
1112 if (scr_page (mouse_slip_wheel_speed))
1113 {
1114 want_refresh = 1;
1115 refresh_check ();
1116 }
1117
1118 if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
1119 {
1120 mouse_slip_wheel_speed = 0;
1121 w.stop ();
1122 }
1123}
1124#endif
1125
1126#if LINUX_YIELD_HACK
1127static struct event_handler
1128{
1129 ev::prepare yield_ev;
1130
1131 void yield_cb (ev::prepare &w, int revents)
1132 {
1133 // this should really be sched_yield(), but the linux guys thought
1134 // that giving a process calling sched_yield () less cpu time than
1135 // ones with high nice levels is a useful thing to do. It surely is is
1136 // allowed by the sus... as is returning ENOSYS.
1137 // since the linux guys additionally thought that breaking the only
1138 // known workaround against their unusable sched_yield hack is cool,
1139 // we just nanosleep a bit and hope for the best.
1140
1141 struct timespec ts = { 0, 1000 };
1142 nanosleep (&ts, 0);
1143
1144 w.stop ();
1145 }
1146
1147 event_handler ()
1148 : yield_ev (this, &event_handler::yield_cb)
1149 {
1150 }
1151} event_handler;
1152#endif
1153
1154/* make sure all the cmd data is at beginning of cmdbuf */
1155void
1156rxvt_term::cmdbuf_reify ()
1157{
1158 if (cmdbuf_ptr == cmdbuf_base)
1159 return;
1160
1161 ssize_t used = cmdbuf_endp - cmdbuf_ptr;
1162
1163 memmove (cmdbuf_base, cmdbuf_ptr, used);
1164 cmdbuf_ptr = cmdbuf_base;
1165 cmdbuf_endp = cmdbuf_ptr + used;
1166
1167}
1168
1169#if defined (KEYSYM_RESOURCE)
1170void
1171rxvt_term::cmdbuf_append (const char *str, size_t count)
1172{
1173 cmdbuf_reify ();
1174
1175 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1176
1177 if (count > avail)
1178 return;
1179
1180 memcpy (cmdbuf_endp, str, count);
1181 cmdbuf_endp += count;
1182
1183 cmd_parse ();
1184}
1185#endif
1186
1187bool
1188rxvt_term::pty_fill ()
1189{
1190 cmdbuf_reify ();
1191
1192 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1193
1194 if (!avail)
1195 {
1196 // normally this indicates a "too long" command sequence - just drop the data we have
1197 cmdbuf_ptr = cmdbuf_base;
1198 cmdbuf_endp = cmdbuf_ptr;
1199 avail = CBUFSIZ;
1200 }
1201
1202 ssize_t r = read (pty->pty, cmdbuf_endp, avail);
1203
1204 if (r > 0)
1205 {
1206 cmdbuf_endp += r;
1207 return true;
1208 }
1209 else if (r < 0 && (errno == EAGAIN || errno == EINTR))
1210 {
1211#if LINUX_YIELD_HACK
1212 if (display->is_local)
1213 event_handler.yield_ev.start ();
1214#endif
1215 }
1216 else
1217 {
1218 pty_ev.stop ();
1219
1220 if (!option (Opt_hold))
1221 destroy ();
1222 }
1223
1224 return false;
1225}
1226
1227void
1228rxvt_term::pty_cb (ev::io &w, int revents)
1229{
1230 make_current ();
1231
1232 if (revents & ev::READ)
1233 // loop, but don't allow a single term to monopolize us
1234 for (int i = CBUFCNT; i-- && pty_fill (); )
1235 cmd_parse ();
1236
1237 if (revents & ev::WRITE)
1238 pty_write ();
1239
1240 refresh_check ();
1241}
1242
1243void ecb_cold
1244rxvt_term::pointer_unblank ()
1245{
1246 XDefineCursor (dpy, vt, TermWin_cursor);
1247 recolor_cursor ();
1248
1249#ifdef POINTER_BLANK
1250 hidden_pointer = 0;
1251
1252 if (option (Opt_pointerBlank))
1253 pointer_ev.start (pointerBlankDelay);
1254#endif
1255}
1256
1257#ifdef POINTER_BLANK
1258void ecb_cold
1259rxvt_term::pointer_blank ()
1260{
1261 if (!option (Opt_pointerBlank))
1262 return;
1263
1264 XDefineCursor (dpy, vt, display->blank_cursor);
1265 XFlush (dpy);
1266
1267 hidden_pointer = 1;
1268}
1269
1270void ecb_cold
1271rxvt_term::pointer_cb (ev::timer &w, int revents)
1272{
1273 make_current ();
1274
1275 pointer_blank ();
1276}
1277#endif
1278
1279void
1280rxvt_term::mouse_report (XButtonEvent &ev)
1281{
1282 int button_number, state = 0;
1283 int x, y;
1284 bool release = ev.type == ButtonRelease;
1285
1286 x = Pixel2Col (ev.x) + 1;
1287 y = Pixel2Row (ev.y) + 1;
1288
1289 if (ev.type == MotionNotify)
1290 {
1291 if (x == mouse_row && y == mouse_col)
1292 return;
1293
1294 mouse_row = x;
1295 mouse_col = y;
1296 state += 32;
1297 }
1298
1299 button_number = MEvent.button - Button1;
1300 /* add 0x3D for wheel events, like xterm does */
1301 if (button_number >= 3)
1302 button_number += 64 - 3;
1303
1304 if (priv_modes & PrivMode_MouseX10)
1305 {
1306 /*
1307 * do not report ButtonRelease
1308 * no state info allowed
1309 */
1310 if (release)
1311 return;
1312 }
1313 else
1314 {
1315 /* XTerm mouse reporting needs these values:
1316 * 4 = Shift
1317 * 8 = Meta
1318 * 16 = Control
1319 * plus will add in our own Double-Click reporting
1320 * 32 = Double Click
1321 */
1322 state += ((MEvent.state & ShiftMask) ? 4 : 0)
1323 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1324 + ((MEvent.state & ControlMask) ? 16 : 0);
1325#ifdef MOUSE_REPORT_DOUBLECLICK
1326 state += ((MEvent.clicks > 1) ? 32 : 0);
1327#endif
1328 }
1329
1330 int code = 32 + (release ? 3 : button_number) + state;
1331
1332#if DEBUG_MOUSEREPORT
1333 fprintf (stderr, "Mouse [");
1334 if (state & 16)
1335 fputc ('C', stderr);
1336 if (state & 4)
1337 fputc ('S', stderr);
1338 if (state & 8)
1339 fputc ('A', stderr);
1340 if (state & 32)
1341 fputc ('2', stderr);
1342 fprintf (stderr, "]: <%d>, %d/%d\n",
1343 button_number,
1344 x,
1345 y);
1346#endif
1347
1348#if ENABLE_FRILLS
1349 if (priv_modes & PrivMode_ExtMouseSGR)
1350 tt_printf ("\033[<%d;%d;%d%c",
1351 button_number + state,
1352 x,
1353 y,
1354 release ? 'm' : 'M');
1355 else if (priv_modes & PrivMode_ExtMouseUrxvt)
1356 tt_printf ("\033[%d;%d;%dM",
1357 code,
1358 x,
1359 y);
1360 else if (priv_modes & PrivMode_ExtMouseUTF8)
1361 tt_printf ("\033[M%c%lc%lc",
1362 code,
1363 wint_t (32 + x),
1364 wint_t (32 + y));
1365 else
1366#endif
1367 tt_printf ("\033[M%c%c%c",
1368 code,
1369 32 + x,
1370 32 + y);
1371}
1372
1373/*{{{ process an X event */
1374void ecb_hot
1375rxvt_term::x_cb (XEvent &ev)
1376{
1377 make_current ();
1378
1379 dLocal (Display *, dpy);
1380
1381 if (ev.xany.window == vt
1382 && SHOULD_INVOKE (HOOK_X_EVENT)
1383 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1384 return;
1385
1386 // for XQueryPointer
1387 Window unused_root, unused_child;
1388 int unused_root_x, unused_root_y;
1389 unsigned int unused_mask;
1390
1391 switch (ev.type)
1392 {
1393 case KeyPress:
1394 key_press (ev.xkey);
1395 break;
1396
1397 case KeyRelease:
1398 key_release (ev.xkey);
1399 break;
1400
1401 case ButtonPress:
1402 button_press (ev.xbutton);
1403 break;
1404
1405 case ButtonRelease:
1406 button_release (ev.xbutton);
1407 break;
1408
1409 case ClientMessage:
1410 if (ev.xclient.format == 32
1411 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1412 {
1413 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1414 {
1415 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1416 {
1417 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1418 {
1419 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1420 destroy ();
1421 }
1422#if ENABLE_EWMH
1423 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1424 XSendEvent (dpy, ev.xclient.window = display->root,
1425 False, SubstructureRedirectMask | SubstructureNotifyMask,
1426 &ev);
1427#endif
1428 }
1429 }
1430#if ENABLE_XEMBED
1431 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1432 {
1433 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1434 focus_in ();
1435 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1436 focus_out ();
1437 }
1438#endif
1439 }
1440 break;
1441
1442 /*
1443 * XXX: this is not the _current_ arrangement
1444 * Here's my conclusion:
1445 * If the window is completely unobscured, use bitblt's
1446 * to scroll. Even then, they're only used when doing partial
1447 * screen scrolling. When partially obscured, we have to fill
1448 * in the GraphicsExpose parts, which means that after each refresh,
1449 * we need to wait for the graphics expose or Noexpose events,
1450 * which ought to make things real slow!
1451 */
1452 case VisibilityNotify:
1453 switch (ev.xvisibility.state)
1454 {
1455 case VisibilityUnobscured:
1456 refresh_type = FAST_REFRESH;
1457 break;
1458 case VisibilityPartiallyObscured:
1459 refresh_type = SLOW_REFRESH;
1460 break;
1461 default:
1462 refresh_type = NO_REFRESH;
1463 break;
1464 }
1465 break;
1466
1467 case FocusIn:
1468 if (ev.xfocus.detail != NotifyInferior
1469 && ev.xfocus.detail != NotifyPointer
1470 && ev.xfocus.mode != NotifyGrab)
1471 focus_in ();
1472 break;
1473
1474 case FocusOut:
1475 if (ev.xfocus.detail != NotifyInferior
1476 && ev.xfocus.detail != NotifyPointer
1477 && ev.xfocus.mode != NotifyGrab)
1478 focus_out ();
1479 break;
1480
1481 case ConfigureNotify:
1482 if (ev.xconfigure.window == parent)
1483 {
1484 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1485 ;
1486
1487 bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
1488
1489 if (want_position_change)
1490 {
1491 int x, y;
1492
1493 if (ev.xconfigure.send_event)
1494 {
1495 x = ev.xconfigure.x;
1496 y = ev.xconfigure.y;
1497 }
1498 else
1499 get_window_origin (x, y);
1500
1501 if (x != parent_x || y != parent_y)
1502 {
1503 parent_x = x;
1504 parent_y = y;
1505 HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
1506 }
1507 }
1508
1509 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1510 {
1511 seen_resize = 1;
1512 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1513 }
1514
1515 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1516 }
1517 break;
1518
1519 case PropertyNotify:
1520 HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
1521 break;
1522
1523 case SelectionClear:
1524 selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
1525 break;
1526
1527 case SelectionRequest:
1528 selection_send (ev.xselectionrequest);
1529 break;
1530
1531 case MapNotify:
1532 mapped = 1;
1533#ifdef TEXT_BLINK
1534 text_blink_ev.start ();
1535#endif
1536 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1537 break;
1538
1539 case UnmapNotify:
1540 mapped = 0;
1541#ifdef TEXT_BLINK
1542 text_blink_ev.stop ();
1543#endif
1544 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1545 break;
1546
1547 case GraphicsExpose:
1548 case Expose:
1549 if (ev.xany.window == vt)
1550 {
1551 do
1552 {
1553 scr_expose (ev.xexpose.x, ev.xexpose.y,
1554 ev.xexpose.width, ev.xexpose.height, false);
1555 }
1556 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1557
1558 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1559
1560 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1561 {
1562 scr_expose (ev.xexpose.x, ev.xexpose.y,
1563 ev.xexpose.width, ev.xexpose.height, false);
1564 }
1565
1566 want_refresh = 1;
1567 }
1568 else
1569 {
1570 XEvent unused_event;
1571
1572 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1573 ;
1574 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1575 ;
1576
1577 if (scrollBar.state && ev.xany.window == scrollBar.win)
1578 {
1579 scrollBar.state = SB_STATE_IDLE;
1580 scrollBar.show (0);
1581 }
1582 }
1583 break;
1584
1585 case MotionNotify:
1586#ifdef POINTER_BLANK
1587 if (hidden_pointer)
1588 pointer_unblank ();
1589#endif
1590 if (!bypass_keystate
1591 && ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1592 || priv_modes & PrivMode_MouseAnyEvent))
1593 mouse_report (ev.xbutton);
1594 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1595 break;
1596
1597 if (ev.xany.window == vt)
1598 {
1599 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1600 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1601 ; // nop
1602 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1603 {
1604 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1605 ;
1606
1607 XQueryPointer (dpy, vt,
1608 &unused_root, &unused_child,
1609 &unused_root_x, &unused_root_y,
1610 &ev.xbutton.x, &ev.xbutton.y,
1611 &ev.xbutton.state);
1612#ifdef MOUSE_THRESHOLD
1613 /* deal with a `jumpy' mouse */
1614 if (ev.xmotion.time - MEvent.time > MOUSE_THRESHOLD)
1615#endif
1616 {
1617#if ISO_14755
1618 // 5.4
1619 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1620 {
1621 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1622 break;
1623 }
1624#endif
1625 selection_extend (ev.xbutton.x, ev.xbutton.y,
1626 ev.xbutton.state & Button3Mask ? 2 : 0);
1627
1628#ifdef SELECTION_SCROLLING
1629 if (ev.xbutton.y < int_bwidth
1630 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1631 {
1632 page_dirn scroll_selection_dir;
1633 int dist;
1634
1635 /* don't clobber the current delay if we are
1636 * already in the middle of scrolling.
1637 */
1638 if (!sel_scroll_ev.is_active ())
1639 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1640
1641 /* save the event params so we can highlight
1642 * the selection in the pending-scroll loop
1643 */
1644 selection_save_x = ev.xbutton.x;
1645 selection_save_y = ev.xbutton.y;
1646 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1647
1648 /* calc number of lines to scroll */
1649 if (ev.xbutton.y < int_bwidth)
1650 {
1651 scroll_selection_dir = UP;
1652 dist = int_bwidth - ev.xbutton.y;
1653 }
1654 else
1655 {
1656 scroll_selection_dir = DN;
1657 dist = ev.xbutton.y - (int_bwidth + vt_height);
1658 }
1659
1660 scroll_selection_lines = Pixel2Height (dist)
1661 / SELECTION_SCROLL_LINE_SPEEDUP
1662 + 1;
1663 min_it (scroll_selection_lines,
1664 SELECTION_SCROLL_MAX_LINES);
1665 scroll_selection_lines *= scroll_selection_dir;
1666 }
1667 else
1668 {
1669 /* we are within the text window, so we
1670 * shouldn't be scrolling
1671 */
1672 sel_scroll_ev.stop();
1673 }
1674#endif
1675 }
1676 }
1677 }
1678 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1679 {
1680 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1681 MotionNotify, &ev))
1682 ;
1683
1684 XQueryPointer (dpy, scrollBar.win,
1685 &unused_root, &unused_child,
1686 &unused_root_x, &unused_root_y,
1687 &ev.xbutton.x, &ev.xbutton.y,
1688 &unused_mask);
1689 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1690 scrollBar.size ());
1691 want_refresh = 1;
1692 scrollBar.show (1);
1693 }
1694 break;
1695 }
1696
1697#if defined(CURSOR_BLINK)
1698 if (ev.type == KeyPress)
1699 cursor_blink_reset ();
1700#endif
1701
1702#if defined(POINTER_BLANK)
1703 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1704 {
1705 if (ev.type == MotionNotify
1706 || ev.type == ButtonPress
1707 || ev.type == ButtonRelease)
1708 if (hidden_pointer)
1709 pointer_unblank ();
1710
1711 if (ev.type == KeyPress && hidden_pointer == 0)
1712 pointer_blank ();
1713 }
1714#endif
1715
1716 refresh_check ();
1717}
1718
1719#if ENABLE_FRILLS
1720void ecb_cold
1721rxvt_term::set_urgency (bool enable)
1722{
1723 if (enable == urgency_hint)
1724 return;
1725
1726 if (XWMHints *h = XGetWMHints (dpy, parent))
1727 {
1728 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1729 XSetWMHints (dpy, parent, h);
1730 urgency_hint = enable;
1731 XFree (h);
1732 }
1733}
1734#endif
1735
1736void ecb_cold
1737rxvt_term::focus_in ()
1738{
1739 if (!focus)
1740 {
1741 focus = 1;
1742 want_refresh = 1;
1743
1744#if USE_XIM
1745 if (Input_Context != NULL)
1746 {
1747 im_set_position ();
1748 XSetICFocus (Input_Context);
1749 }
1750#endif
1751#if CURSOR_BLINK
1752 if (option (Opt_cursorBlink))
1753 cursor_blink_ev.again ();
1754#endif
1755#if OFF_FOCUS_FADING
1756 if (rs[Rs_fade])
1757 {
1758 pix_colors = pix_colors_focused;
1759 scr_recolor ();
1760 }
1761#endif
1762#if ENABLE_FRILLS
1763 if (option (Opt_urgentOnBell))
1764 set_urgency (0);
1765
1766 if (priv_modes & PrivMode_FocusEvent)
1767 tt_printf ("\x1b[I");
1768#endif
1769
1770 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1771 }
1772}
1773
1774void ecb_cold
1775rxvt_term::focus_out ()
1776{
1777 if (focus)
1778 {
1779 focus = 0;
1780 want_refresh = 1;
1781
1782#if ENABLE_FRILLS
1783 if (option (Opt_urgentOnBell))
1784 set_urgency (0);
1785
1786 if (priv_modes & PrivMode_FocusEvent)
1787 tt_printf ("\x1b[O");
1788#endif
1789#if ENABLE_FRILLS || ISO_14755
1790 if (iso14755buf)
1791 {
1792 iso14755buf = 0;
1793# if ISO_14755
1794 scr_overlay_off ();
1795# endif
1796 }
1797#endif
1798#if USE_XIM
1799 if (Input_Context != NULL)
1800 XUnsetICFocus (Input_Context);
1801#endif
1802#if CURSOR_BLINK
1803 if (option (Opt_cursorBlink))
1804 cursor_blink_ev.stop ();
1805
1806 hidden_cursor = 0;
1807#endif
1808#if OFF_FOCUS_FADING
1809 if (rs[Rs_fade])
1810 {
1811 pix_colors = pix_colors_unfocused;
1812 scr_recolor ();
1813 }
1814#endif
1815
1816 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1817 }
1818}
1819
1820void ecb_cold
1821rxvt_term::update_fade_color (unsigned int idx, bool first_time)
1822{
1823#if OFF_FOCUS_FADING
1824 if (rs[Rs_fade])
1825 {
1826 if (!first_time)
1827 pix_colors_focused [idx].free (this);
1828
1829 rgba c;
1830 pix_colors [Color_fade].get (c);
1831 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1832 }
1833#endif
1834}
1835
1836#if ENABLE_PERL
1837void ecb_hot
1838rxvt_term::rootwin_cb (XEvent &ev)
1839{
1840 make_current ();
1841
1842 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1843 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1844 return;
1845
1846 switch (ev.type)
1847 {
1848 case PropertyNotify:
1849 /*
1850 * if user used some Esetroot compatible prog to set the root bg,
1851 * use the property to determine the pixmap. We use it later on.
1852 */
1853 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1854 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1855 {
1856 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1857 }
1858
1859 break;
1860 }
1861
1862 refresh_check ();
1863}
1864#endif
1865
1866void
1867rxvt_term::button_press (XButtonEvent &ev)
1868{
1869 int reportmode = 0, clickintime;
1870
1871 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1872
1873 if (!bypass_keystate)
1874 reportmode = !! (priv_modes & PrivMode_mouse_report);
1875
1876 /*
1877 * VT window processing of button press
1878 */
1879 if (ev.window == vt)
1880 {
1881 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1882 return;
1883
1884#if ISO_14755
1885 // 5.4
1886 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1887 {
1888 iso14755_54 (ev.x, ev.y);
1889 return;
1890 }
1891#endif
1892
1893 clickintime = ev.time - MEvent.time < multiClickTime;
1894
1895 if (reportmode)
1896 {
1897 /* mouse report from vt window */
1898 /* save the xbutton state (for ButtonRelease) */
1899 MEvent.state = ev.state;
1900#ifdef MOUSE_REPORT_DOUBLECLICK
1901 if (ev.button == MEvent.button && clickintime)
1902 {
1903 /* same button, within allowed time */
1904 MEvent.clicks++;
1905
1906 if (MEvent.clicks > 1)
1907 {
1908 /* only report double clicks */
1909 MEvent.clicks = 2;
1910 mouse_report (ev);
1911
1912 /* don't report the release */
1913 MEvent.clicks = 0;
1914 MEvent.button = AnyButton;
1915 }
1916 }
1917 else
1918 {
1919 /* different button, or time expired */
1920 MEvent.clicks = 1;
1921 MEvent.button = ev.button;
1922 mouse_report (ev);
1923 }
1924#else
1925 MEvent.button = ev.button;
1926 mouse_report (ev);
1927#endif /* MOUSE_REPORT_DOUBLECLICK */
1928
754 } 1929 }
755 else 1930 else
756 { 1931 {
757 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1932 if (ev.button != MEvent.button)
758 return ch; 1933 MEvent.clicks = 0;
759 }
760 }
761 1934
762 return NOCHAR; 1935 switch (ev.button)
763}
764
765bool
766rxvt_term::pty_fill (size_t count)
767{
768 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
769
770 memmove (cmdbuf_base, cmdbuf_ptr, n);
771 cmdbuf_ptr = cmdbuf_base;
772 cmdbuf_endp = cmdbuf_ptr + n;
773
774 n = read (cmd_fd, cmdbuf_endp, count);
775
776 if (n > 0)
777 {
778 cmdbuf_endp += n;
779 return true;
780 }
781 else if (n < 0 && errno == EAGAIN)
782 return false;
783
784 rxvt_clean_exit();
785 exit(EXIT_FAILURE); /* bad order of events? */
786}
787
788void
789rxvt_term::pty_cb (io_watcher &w, short revents)
790{
791 while (pty_fill (BUFSIZ - (cmdbuf_endp - cmdbuf_ptr)))
792 {
793 /* once we know the shell is running, send the screen size. Again! */
794 //ch = rxvt_cmd_getc(aR); /* wait for something */
795 //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
796
797 uint32_t ch = NOCHAR;
798
799 for (;;)
800 {
801 if (ch == NOCHAR)
802 ch = next_char ();
803
804 if (ch == NOCHAR) // TODO: improve
805 break;
806
807 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
808 { 1936 {
809 /* Read a text string from the input buffer */ 1937 case Button1:
810 uint32_t buf[BUFSIZ]; 1938 /* allow meta + click to select rectangular areas */
811 bool refreshnow = false; 1939 /* should be done in screen.C */
812 int nlines = 0; 1940#if ENABLE_FRILLS
813 uint32_t *str = buf; 1941 selection.rect = !!(ev.state & ModMetaMask);
1942#else
1943 selection.rect = false;
1944#endif
814 1945
815 *str++ = ch; 1946 /* allow shift+left click to extend selection */
1947 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1948 {
1949 if (MEvent.button == Button1 && clickintime)
1950 selection_rotate (ev.x, ev.y);
1951 else
1952 selection_extend (ev.x, ev.y, 1);
1953 }
1954 else
1955 {
1956 if (MEvent.button == Button1 && clickintime)
1957 MEvent.clicks++;
1958 else
1959 MEvent.clicks = 1;
816 1960
1961 selection_click (MEvent.clicks, ev.x, ev.y);
1962 }
1963
1964 MEvent.button = Button1;
1965 break;
1966
1967 case Button3:
1968 if (MEvent.button == Button3 && clickintime)
1969 selection_rotate (ev.x, ev.y);
1970 else
1971 selection_extend (ev.x, ev.y, 1);
1972
1973 MEvent.button = Button3;
1974 break;
1975 }
1976 }
1977
1978 MEvent.time = ev.time;
1979 return;
1980 }
1981
1982 /*
1983 * Scrollbar window processing of button press
1984 */
1985 if (scrollBar.state && ev.window == scrollBar.win)
1986 {
1987 page_dirn direction = NO_DIR;
1988
1989 if (scrollBar.upButton (ev.y))
1990 direction = UP; /* up */
1991 else if (scrollBar.dnButton (ev.y))
1992 direction = DN; /* down */
1993
1994 scrollBar.state = SB_STATE_IDLE;
1995 /*
1996 * Rxvt-style scrollbar:
1997 * move up if mouse is above slider
1998 * move dn if mouse is below slider
1999 *
2000 * XTerm-style scrollbar:
2001 * Move display proportional to pointer location
2002 * pointer near top -> scroll one line
2003 * pointer near bot -> scroll full page
2004 */
2005#ifndef NO_SCROLLBAR_REPORT
2006 if (reportmode)
2007 {
2008 /*
2009 * Mouse report disabled scrollbar:
2010 * arrow buttons - send up/down
2011 * click on scrollbar - send pageup/down
2012 */
2013 if (direction == UP)
2014 tt_printf ("\033[A");
2015 else if (direction == DN)
2016 tt_printf ("\033[B");
2017 else
2018 switch (ev.button)
817 for (;;) 2019 {
2020 case Button2:
2021 tt_printf ("\014");
2022 break;
2023 case Button1:
2024 tt_printf ("\033[6~");
2025 break;
2026 case Button3:
2027 tt_printf ("\033[5~");
2028 break;
2029 }
2030 }
2031 else
2032#endif /* NO_SCROLLBAR_REPORT */
2033 {
2034 if (direction != NO_DIR)
2035 {
2036#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2037 if (!cont_scroll_ev.is_active ())
2038 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2039#endif
2040 if (scr_page (direction, 1))
818 { 2041 {
819 ch = next_char (); 2042 if (direction == UP)
2043 scrollBar.state = SB_STATE_UP;
2044 else
2045 scrollBar.state = SB_STATE_DOWN;
2046 }
2047 }
2048 else
2049 switch (ev.button)
2050 {
2051 case Button2:
2052 switch (scrollBar.align)
2053 {
2054 case SB_ALIGN_TOP:
2055 csrO = 0;
2056 break;
2057 case SB_ALIGN_CENTRE:
2058 csrO = (scrollBar.bot - scrollBar.top) / 2;
2059 break;
2060 case SB_ALIGN_BOTTOM:
2061 csrO = scrollBar.bot - scrollBar.top;
2062 break;
2063 }
820 2064
821 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 2065 if (scrollBar.style == SB_STYLE_XTERM
2066 || scrollBar.above_slider (ev.y)
2067 || scrollBar.below_slider (ev.y))
2068 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
2069
2070 scrollBar.state = SB_STATE_MOTION;
822 break; 2071 break;
2072
2073 case Button1:
2074 if (scrollBar.align == SB_ALIGN_CENTRE)
2075 csrO = ev.y - scrollBar.top;
2076 /* FALLTHROUGH */
2077
2078 case Button3:
2079 if (scrollBar.style != SB_STYLE_XTERM)
2080 {
2081 if (scrollBar.above_slider (ev.y))
2082# ifdef RXVT_SCROLL_FULL
2083 scr_page (UP, nrow - 1);
2084# else
2085 scr_page (UP, nrow / 4);
2086# endif
2087 else if (scrollBar.below_slider (ev.y))
2088# ifdef RXVT_SCROLL_FULL
2089 scr_page (DN, nrow - 1);
2090# else
2091 scr_page (DN, nrow / 4);
2092# endif
2093 else
2094 scrollBar.state = SB_STATE_MOTION;
2095 }
823 else 2096 else
824 { 2097 {
2098 scr_page ((ev.button == Button1 ? DN : UP),
2099 (nrow
2100 * scrollBar.position (ev.y)
2101 / scrollBar.size ()));
2102 }
2103
2104 break;
2105 }
2106 }
2107
2108 return;
2109 }
2110}
2111
2112void
2113rxvt_term::button_release (XButtonEvent &ev)
2114{
2115 int reportmode = 0;
2116
2117 csrO = 0; /* reset csr Offset */
2118 if (!bypass_keystate)
2119 reportmode = !! (priv_modes & PrivMode_mouse_report);
2120
2121 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
2122 {
2123 scrollBar.state = SB_STATE_IDLE;
2124 scrollBar.show (0);
2125 }
2126
2127#ifdef SELECTION_SCROLLING
2128 sel_scroll_ev.stop();
2129#endif
2130
2131 if (ev.window == vt)
2132 {
2133 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
2134 return;
2135
2136#if ISO_14755
2137 // 5.4
2138 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2139 return;
2140#endif
2141
2142 if (reportmode)
2143 {
2144 /* mouse report from vt window */
2145 /* don't report release of wheel "buttons" */
2146 if (ev.button >= 4)
2147 return;
2148#ifdef MOUSE_REPORT_DOUBLECLICK
2149 /* only report the release of 'slow' single clicks */
2150 if (MEvent.button != AnyButton
2151 && (ev.button != MEvent.button
2152 || (ev.time - MEvent.time
2153 > multiClickTime / 2)))
2154 {
2155 MEvent.clicks = 0;
2156 MEvent.button = ev.button;
2157 mouse_report (ev);
2158 }
2159#else /* MOUSE_REPORT_DOUBLECLICK */
2160 MEvent.button = ev.button;
2161 mouse_report (ev);
2162#endif /* MOUSE_REPORT_DOUBLECLICK */
2163 return;
2164 }
2165
2166 /*
2167 * dumb hack to compensate for the failure of click-and-drag
2168 * when overriding mouse reporting
2169 */
2170 if (priv_modes & PrivMode_mouse_report
2171 && bypass_keystate
2172 && ev.button == Button1 && MEvent.clicks <= 1)
2173 selection_extend (ev.x, ev.y, 0);
2174
2175 switch (ev.button)
2176 {
2177 case Button1:
2178 case Button3:
2179 selection_make (ev.time);
2180 break;
2181
2182 case Button2:
2183 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
2184 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2185 break;
2186
2187#ifdef MOUSE_WHEEL
2188 case Button4:
2189 case Button5:
2190 {
2191 int lines;
2192 page_dirn dirn;
2193
2194 dirn = ev.button == Button4 ? UP : DN;
2195
2196 if (ev.state & ShiftMask)
2197 lines = 1;
2198 else if (option (Opt_mouseWheelScrollPage))
2199 lines = nrow - 1;
2200 else
2201 lines = 5;
2202
2203# ifdef MOUSE_SLIP_WHEELING
2204 if (ev.state & ControlMask)
2205 {
2206 mouse_slip_wheel_speed += dirn;
2207 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
2208
2209 if (!slip_wheel_ev.is_active ())
2210 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2211 }
2212 else
2213# endif
2214 {
2215 scr_page (dirn, lines);
2216 scrollBar.show (1);
2217 }
2218 }
2219 break;
2220#endif
2221 }
2222 }
2223}
2224
2225/*}}} */
2226
2227void ecb_hot
2228rxvt_term::cmd_parse ()
2229{
2230 wchar_t ch = NOCHAR;
2231 char *seq_begin; // remember start of esc-sequence here
2232
2233 for (;;)
2234 {
2235 if (ecb_unlikely (ch == NOCHAR))
2236 {
2237 seq_begin = cmdbuf_ptr;
2238 ch = next_char ();
2239
2240 if (ch == NOCHAR)
2241 break;
2242 }
2243
2244 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2245 {
2246 if (ecb_unlikely (!seen_input))
2247 {
2248 seen_input = 1;
2249 // many badly-written programs (e.g. jed) contain a race condition:
2250 // they first read the screensize and then install a SIGWINCH handler.
2251 // some window managers resize the window early, and these programs
2252 // then sometimes get the size wrong.
2253 // unfortunately other programs are even more buggy and dislike
2254 // being sent SIGWINCH, so only do it when we were in fact being
2255 // resized.
2256 if (seen_resize && cmd_pid)
2257 kill (-cmd_pid, SIGWINCH);
2258 }
2259
2260 /* Read a text string from the input buffer */
2261 wchar_t buf[UBUFSIZ];
2262 bool refreshnow = false;
2263 int nlines = 0;
2264 wchar_t *str = buf;
2265 wchar_t *eol = str + min (ncol, UBUFSIZ);
2266
2267 for (;;)
2268 {
2269 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2270 break;
2271
825 *str++ = ch; 2272 *str++ = ch;
826 2273
2274 if (ecb_unlikely (ch == C0_LF || str >= eol))
2275 {
827 if (ch == '\n') 2276 if (ch == C0_LF)
2277 nlines++;
2278
2279 refresh_count++;
2280
2281 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2282 {
2283 refresh_count = 0;
2284
2285 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
828 { 2286 {
829 nlines++;
830 refresh_count++;
831
832 if (!(Options & Opt_jumpScroll)
833 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
834 {
835 refreshnow = true; 2287 refreshnow = true;
836 ch = NOCHAR; 2288 ch = NOCHAR;
837 break; 2289 break;
838 }
839 } 2290 }
2291 }
840 2292
2293 // scr_add_lines only works for nlines <= nrow - 1.
2294 if (nlines >= nrow - 1)
2295 {
2296 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2297 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2298 scr_add_lines (buf, str - buf, nlines);
2299
2300 nlines = 0;
2301 str = buf;
2302 eol = str + min (ncol, UBUFSIZ);
2303 }
2304
2305 if (str >= eol)
2306 {
841 if (str >= buf + BUFSIZ) 2307 if (eol >= buf + UBUFSIZ)
842 { 2308 {
843 ch = NOCHAR; 2309 ch = NOCHAR;
844 break; 2310 break;
845 } 2311 }
2312 else
2313 eol = min (eol + ncol, buf + UBUFSIZ);
846 } 2314 }
2315
847 } 2316 }
848 2317
849 rxvt_scr_add_lines (this, buf, nlines, str - buf); 2318 seq_begin = cmdbuf_ptr;
850 2319 ch = next_char ();
851 /*
852 * If there have been a lot of new lines, then update the screen
853 * What the heck I'll cheat and only refresh less than every page-full.
854 * the number of pages between refreshes is refresh_limit, which
855 * is incremented here because we must be doing flat-out scrolling.
856 *
857 * refreshing should be correct for small scrolls, because of the
858 * time-out
859 */
860 if (refreshnow)
861 {
862 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
863 refresh_limit++;
864
865 rxvt_scr_refresh (this, refresh_type);
866 }
867
868 } 2320 }
2321
2322 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2323 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2324 scr_add_lines (buf, str - buf, nlines);
2325
869 else 2326 /*
2327 * If there have been a lot of new lines, then update the screen
2328 * What the heck we'll cheat and only refresh less than every page-full.
2329 * if skipScroll is enabled.
2330 */
2331 if (refreshnow)
870 { 2332 {
871 switch (ch) 2333 scr_refresh ();
872 { 2334 want_refresh = 1;
873 default:
874 rxvt_process_nonprinting (this, ch);
875 break;
876 case C0_ESC: /* escape char */
877 rxvt_process_escape_seq (this);
878 break;
879 /*case 0x9b: */ /* CSI */
880 /* rxvt_process_csi_seq (this); */
881 }
882
883 ch = NOCHAR;
884 } 2335 }
885 } 2336 }
886 } 2337 else
887
888 flush ();
889}
890
891void
892rxvt_term::flush ()
893{
894#ifdef TRANSPARENT
895 if (want_full_refresh)
896 {
897 want_full_refresh = 0;
898 rxvt_scr_clear (this);
899 rxvt_scr_touch (this, False);
900 want_refresh = 1;
901 }
902#endif
903
904 if (want_refresh)
905 {
906 rxvt_scr_refresh (this, refresh_type);
907 rxvt_scrollbar_show (this, 1);
908#ifdef USE_XIM
909 rxvt_IMSendSpot (this);
910#endif
911 }
912
913 XFlush (Xdisplay);
914}
915
916/* rxvt_cmd_getc() - Return next input character */
917/*
918 * Return the next input character after first passing any keyboard input
919 * to the command.
920 */
921/* INTPROTO */
922uint32_t
923rxvt_cmd_getc(pR)
924{
925 for (;;)
926 {
927 uint32_t c = R->next_char ();
928 if (c != NOCHAR)
929 return c;
930
931 // incomplete sequences should occur rarely, still, a better solution
932 // would be preferred. either setjmp/longjmp or better design.
933 fcntl (R->cmd_fd, F_SETFL, 0);
934 R->pty_fill (1);
935 fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);
936 }
937
938#define TIMEOUT_USEC 5000
939 fd_set readfds;
940 int quick_timeout, select_res;
941 int want_motion_time, want_keypress_time;
942 struct timeval value;
943#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
944 struct timeval tp;
945#endif
946
947 for (;;) {
948 /* loop until we can return something */
949
950 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
951 rxvt_tt_write(aR_ NULL, 0);
952
953#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
954 tp.tv_sec = 0; /* presume == 0 implies time not yet retrieved */
955#endif
956#if defined(CURSOR_BLINK)
957 want_keypress_time = 0;
958#endif
959#if defined(POINTER_BLANK)
960 want_motion_time = 0;
961#endif
962
963 if (XPending (R->Xdisplay))
964 { 2338 {
965 R->process_x_events ();
966
967 /* in case button actions pushed chars to cmdbuf */
968 if (R->cmdbuf_ptr < R->cmdbuf_endp)
969 return *R->cmdbuf_ptr++;
970 }
971
972#if defined(CURSOR_BLINK)
973 if (want_keypress_time) {
974 (void)gettimeofday(&tp, NULL);
975 R->lastcursorchange.tv_sec = tp.tv_sec;
976 R->lastcursorchange.tv_usec = tp.tv_usec;
977 }
978#endif
979#if defined(POINTER_BLANK)
980 if (want_motion_time) {
981 if (!tp.tv_sec)
982 (void)gettimeofday(&tp, NULL);
983 R->lastmotion.tv_sec = tp.tv_sec;
984 R->lastmotion.tv_usec = tp.tv_usec;
985 }
986#endif
987
988/*
989 * the command input buffer is empty and we have no pending X events
990 */
991 quick_timeout = 0;
992
993#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
994 if (R->mouse_slip_wheel_speed) {
995 quick_timeout = 1;
996 if (!R->mouse_slip_wheel_delay--
997 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
998 abs(R->mouse_slip_wheel_speed))) {
999 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1000 R->refresh_type |= SMOOTH_REFRESH;
1001 R->want_refresh = 1;
1002 }
1003 }
1004#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
1005#ifdef SELECTION_SCROLLING
1006 if (R->pending_scroll_selection) {
1007 quick_timeout = 1;
1008 if (!R->scroll_selection_delay--
1009 && rxvt_scr_page(aR_ R->scroll_selection_dir,
1010 R->scroll_selection_lines)) {
1011 rxvt_selection_extend(aR_ R->selection_save_x,
1012 R->selection_save_y, R->selection_save_state);
1013 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
1014 R->refresh_type |= SMOOTH_REFRESH;
1015 R->want_refresh = 1;
1016 }
1017 }
1018#endif
1019#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1020 if (scrollbar_isUp() || scrollbar_isDn()) {
1021 quick_timeout = 1;
1022 if (!R->scroll_arrow_delay--
1023 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
1024 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
1025 R->refresh_type |= SMOOTH_REFRESH;
1026 R->want_refresh = 1;
1027 }
1028 }
1029#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1030
1031 FD_ZERO(&readfds);
1032 FD_SET(R->cmd_fd, &readfds);
1033 FD_SET(R->Xfd, &readfds);
1034 value.tv_usec = TIMEOUT_USEC;
1035 value.tv_sec = 0;
1036
1037 if (!R->TermWin.mapped)
1038 quick_timeout = 0;
1039 else {
1040 quick_timeout |= R->want_refresh;
1041#ifdef TRANSPARENT
1042 quick_timeout |= R->want_full_refresh;
1043#endif
1044 }
1045
1046#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
1047 {
1048 int set_quick_timeout = 0;
1049 long csdiff, psdiff;
1050
1051#define BLINK_TIME 500000L
1052 csdiff = psdiff = 60000000L; /* or, say, LONG_MAX */
1053# if defined(CURSOR_BLINK)
1054 if (R->Options & Opt_cursorBlink) {
1055 if (!tp.tv_sec) /* didn't get it before so get it now */
1056 (void)gettimeofday(&tp, NULL);
1057
1058 csdiff = (tp.tv_sec - R->lastcursorchange.tv_sec) * 1000000L
1059 + tp.tv_usec - R->lastcursorchange.tv_usec;
1060 if (csdiff > BLINK_TIME) { /* XXX: settable blink times */
1061 R->lastcursorchange.tv_sec = tp.tv_sec;
1062 R->lastcursorchange.tv_usec = tp.tv_usec;
1063 R->hidden_cursor = !R->hidden_cursor;
1064 csdiff = 0;
1065 } else
1066 csdiff = BLINK_TIME - csdiff;
1067 set_quick_timeout = 1;
1068 }
1069# endif
1070# if defined(POINTER_BLANK)
1071 /*
1072 * If we haven't moved the pointer for a while
1073 */
1074 if ((R->Options & Opt_pointerBlank)
1075 && (R->pointerBlankDelay > 0)
1076 && (R->hidden_pointer == 0)) {
1077 long pdelay;
1078
1079 if (!tp.tv_sec) /* didn't get it before so get it now */
1080 (void)gettimeofday(&tp, NULL);
1081 psdiff = (tp.tv_sec - R->lastmotion.tv_sec) * 1000000L
1082 + tp.tv_usec - R->lastmotion.tv_usec;
1083 pdelay = R->pointerBlankDelay * 1000000L;
1084 if (psdiff >= pdelay)
1085 rxvt_pointer_blank(aR);
1086 else {
1087 set_quick_timeout = 1;
1088 psdiff = pdelay - psdiff;
1089 }
1090 }
1091# endif
1092 if (!quick_timeout && set_quick_timeout) {
1093 MIN_IT(csdiff, psdiff);
1094 value.tv_sec = csdiff / 1000000L;
1095 value.tv_usec = csdiff % 1000000L;
1096 quick_timeout = 1;
1097 }
1098 }
1099#endif
1100
1101 if ((select_res = select(R->num_fds, &readfds, NULL, NULL,
1102 (quick_timeout ? &value : NULL))) == 0) {
1103 /* select statement timed out - we're not hard and fast scrolling */
1104 R->refresh_limit = 1;
1105 }
1106#if defined(CURSOR_BLINK)
1107 if (R->Options & Opt_cursorBlink)
1108 R->want_refresh = 1;
1109#endif
1110 }
1111}
1112
1113/* EXTPROTO */
1114void
1115rxvt_pointer_unblank(pR)
1116{
1117 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->TermWin_cursor);
1118 rxvt_recolour_cursor(aR);
1119#ifdef POINTER_BLANK
1120 R->hidden_pointer = 0;
1121 if (R->pointerBlankDelay > 0) {
1122 struct timeval tp;
1123
1124 (void)gettimeofday(&tp, NULL);
1125 R->lastmotion.tv_sec = tp.tv_sec;
1126 R->lastmotion.tv_usec = tp.tv_usec;
1127 }
1128#endif
1129}
1130
1131#ifdef POINTER_BLANK
1132/* INTPROTO */
1133void
1134rxvt_pointer_blank(pR)
1135{
1136 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->pointer_blank);
1137 XFlush(R->Xdisplay);
1138 R->hidden_pointer = 1;
1139}
1140#endif
1141
1142/* INTPROTO */
1143void
1144rxvt_mouse_report(pR_ const XButtonEvent *ev)
1145{
1146 int button_number, key_state = 0;
1147 int x, y;
1148
1149 x = ev->x;
1150 y = ev->y;
1151 rxvt_pixel_position(aR_ &x, &y);
1152
1153 if (R->MEvent.button == AnyButton) {
1154 button_number = 3;
1155 } else {
1156 button_number = R->MEvent.button - Button1;
1157 /* add 0x3D for wheel events, like xterm does */
1158 if (button_number >= 3)
1159 button_number += (64 - 3);
1160 }
1161
1162 if (R->PrivateModes & PrivMode_MouseX10) {
1163 /*
1164 * do not report ButtonRelease
1165 * no state info allowed
1166 */
1167 key_state = 0;
1168 if (button_number == 3)
1169 return;
1170 } else {
1171 /* XTerm mouse reporting needs these values:
1172 * 4 = Shift
1173 * 8 = Meta
1174 * 16 = Control
1175 * plus will add in our own Double-Click reporting
1176 * 32 = Double Click
1177 */
1178 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1179 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1180 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1181#ifdef MOUSE_REPORT_DOUBLECLICK
1182 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1183#endif
1184 }
1185
1186#ifdef DEBUG_MOUSEREPORT
1187 fprintf(stderr, "Mouse [");
1188 if (key_state & 16)
1189 fputc('C', stderr);
1190 if (key_state & 4)
1191 fputc('S', stderr);
1192 if (key_state & 8)
1193 fputc('A', stderr);
1194 if (key_state & 32)
1195 fputc('2', stderr);
1196 fprintf(stderr, "]: <%d>, %d/%d\n",
1197 button_number,
1198 x + 1,
1199 y + 1);
1200#else
1201 rxvt_tt_printf(aR_ "\033[M%c%c%c",
1202 (32 + button_number + key_state),
1203 (32 + x + 1),
1204 (32 + y + 1));
1205#endif
1206}
1207
1208#ifdef USING_W11LIB
1209/* EXTPROTO */
1210void
1211rxvt_W11_process_x_event(XEvent *ev)
1212{
1213 rxvt_t *r = rxvt_get_r();
1214
1215 rxvt_process_x_event(aR_ ev);
1216}
1217#endif
1218
1219/*{{{ process an X event */
1220/* INTPROTO */
1221void
1222rxvt_process_x_event(pR_ XEvent *ev)
1223{
1224 int i, want_timeout;
1225 Window unused_root, unused_child;
1226 int unused_root_x, unused_root_y;
1227 unsigned int unused_mask;
1228 struct timeval tp;
1229
1230#ifdef DEBUG_X
1231 const char *const eventnames[] =
1232 { /* mason - this matches my system */
1233 "",
1234 "",
1235 "KeyPress",
1236 "KeyRelease",
1237 "ButtonPress",
1238 "ButtonRelease",
1239 "MotionNotify",
1240 "EnterNotify",
1241 "LeaveNotify",
1242 "FocusIn",
1243 "FocusOut",
1244 "KeymapNotify",
1245 "Expose",
1246 "GraphicsExpose",
1247 "NoExpose",
1248 "VisibilityNotify",
1249 "CreateNotify",
1250 "DestroyNotify",
1251 "UnmapNotify",
1252 "MapNotify",
1253 "MapRequest",
1254 "ReparentNotify",
1255 "ConfigureNotify",
1256 "ConfigureRequest",
1257 "GravityNotify",
1258 "ResizeRequest",
1259 "CirculateNotify",
1260 "CirculateRequest",
1261 "PropertyNotify",
1262 "SelectionClear",
1263 "SelectionRequest",
1264 "SelectionNotify",
1265 "ColormapNotify",
1266 "ClientMessage",
1267 "MappingNotify"
1268 };
1269 struct tm *ltt;
1270#endif
1271
1272 /*
1273 * check if we need to get the time for any timeouts
1274 */
1275
1276 for (i = NUM_TIMEOUTS; i--; )
1277 if (R->timeout[i].tv_sec) {
1278 want_timeout = 1;
1279 break;
1280 }
1281
1282#ifndef DEBUG_X
1283 if (want_timeout)
1284#endif
1285 (void)gettimeofday(&tp, NULL);
1286
1287#ifdef DEBUG_X
1288 ltt = localtime(&(tp.tv_sec));
1289 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));
1290#endif
1291
1292 /* X event timeouts */
1293 if (want_timeout)
1294 for (i = NUM_TIMEOUTS; i--; ) {
1295 if (R->timeout[i].tv_sec == 0)
1296 continue;
1297 if ((tp.tv_sec < R->timeout[i].tv_sec)
1298 || (tp.tv_sec == R->timeout[i].tv_sec
1299 && tp.tv_usec < R->timeout[i].tv_usec))
1300 continue;
1301 R->timeout[i].tv_sec = 0;
1302 switch(i) {
1303 case TIMEOUT_INCR:
1304 rxvt_print_error("data loss: timeout on INCR selection paste");
1305 R->selection_wait = Sel_none;
1306 break;
1307 default:
1308 break;
1309 }
1310 }
1311
1312 switch (ev->type) {
1313 case KeyPress:
1314 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1315 break;
1316
1317#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1318 case KeyRelease:
1319 {
1320 if (!(ev->xkey.state & ControlMask))
1321 R->mouse_slip_wheel_speed = 0;
1322 else {
1323 KeySym ks;
1324
1325 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1326 if (ks == XK_Control_L || ks == XK_Control_R)
1327 R->mouse_slip_wheel_speed = 0;
1328 }
1329 break;
1330 }
1331#endif
1332
1333 case ButtonPress:
1334 rxvt_button_press(aR_ (XButtonEvent *)ev);
1335 break;
1336
1337 case ButtonRelease:
1338 rxvt_button_release(aR_ (XButtonEvent *)ev);
1339 break;
1340
1341 case ClientMessage:
1342 if (ev->xclient.format == 32
1343 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1344 exit(EXIT_SUCCESS);
1345#ifdef OFFIX_DND
1346 /* OffiX Dnd (drag 'n' drop) protocol */
1347 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1348 && (ev->xclient.data.l[0] == DndFile
1349 || ev->xclient.data.l[0] == DndDir
1350 || ev->xclient.data.l[0] == DndLink)) {
1351 /* Get Dnd data */
1352 Atom ActualType;
1353 int ActualFormat;
1354 unsigned char *data;
1355 unsigned long Size, RemainingBytes;
1356
1357 XGetWindowProperty(R->Xdisplay, Xroot,
1358 R->xa[XA_DNDSELECTION],
1359 0L, 1000000L,
1360 False, AnyPropertyType,
1361 &ActualType, &ActualFormat,
1362 &Size, &RemainingBytes,
1363 &data);
1364 XChangeProperty(R->Xdisplay, Xroot,
1365 XA_CUT_BUFFER0, XA_STRING,
1366 8, PropModeReplace,
1367 data, STRLEN(data));
1368 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1369 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1370 }
1371#endif /* OFFIX_DND */
1372 break;
1373
1374 case MappingNotify:
1375 XRefreshKeyboardMapping(&(ev->xmapping));
1376 break;
1377
1378 /*
1379 * XXX: this is not the _current_ arrangement
1380 * Here's my conclusion:
1381 * If the window is completely unobscured, use bitblt's
1382 * to scroll. Even then, they're only used when doing partial
1383 * screen scrolling. When partially obscured, we have to fill
1384 * in the GraphicsExpose parts, which means that after each refresh,
1385 * we need to wait for the graphics expose or Noexpose events,
1386 * which ought to make things real slow!
1387 */
1388 case VisibilityNotify:
1389 switch (ev->xvisibility.state) {
1390 case VisibilityUnobscured:
1391 R->refresh_type = FAST_REFRESH;
1392 break;
1393 case VisibilityPartiallyObscured:
1394 R->refresh_type = SLOW_REFRESH;
1395 break;
1396 default:
1397 R->refresh_type = NO_REFRESH;
1398 break;
1399 }
1400 break;
1401
1402 case FocusIn:
1403 if (!R->TermWin.focus) {
1404 R->TermWin.focus = 1;
1405 R->want_refresh = 1;
1406#ifdef USE_XIM
1407 if (R->Input_Context != NULL)
1408 XSetICFocus(R->Input_Context);
1409#endif
1410 }
1411 break;
1412
1413 case FocusOut:
1414 if (R->TermWin.focus) {
1415 R->TermWin.focus = 0;
1416 R->want_refresh = 1;
1417#ifdef USE_XIM
1418 if (R->Input_Context != NULL)
1419 XUnsetICFocus(R->Input_Context);
1420#endif
1421 }
1422 break;
1423
1424 case ConfigureNotify:
1425 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1426 int height, width;
1427
1428 do { /* Wrap lots of configures into one */
1429 width = ev->xconfigure.width;
1430 height = ev->xconfigure.height;
1431 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1432 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1433 ConfigureNotify, ev));
1434 if (R->szHint.width != width || R->szHint.height != height) {
1435 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1436 rxvt_resize_all_windows(aR_ (unsigned int)width,
1437 (unsigned int)height, 1);
1438 }
1439#ifdef DEBUG_SIZE
1440 else {
1441 D_SIZE((stderr, "Size: Not resizing"));
1442 }
1443#endif
1444#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1445 if (R->Options & Opt_transparent) {
1446 rxvt_check_our_parents(aR);
1447 if (R->am_transparent)
1448 R->want_full_refresh = 1;
1449 }
1450#endif
1451 }
1452 break;
1453
1454 case SelectionClear:
1455 rxvt_selection_clear(aR);
1456 break;
1457
1458 case SelectionNotify:
1459 if (R->selection_wait == Sel_normal)
1460 rxvt_selection_paste(aR_ ev->xselection.requestor,
1461 ev->xselection.property, True);
1462 break;
1463
1464 case SelectionRequest:
1465 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1466 break;
1467
1468 case UnmapNotify:
1469 R->TermWin.mapped = 0;
1470 break;
1471
1472 case MapNotify:
1473 R->TermWin.mapped = 1;
1474 break;
1475
1476 case PropertyNotify:
1477 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1478 if (ev->xproperty.state == PropertyNewValue)
1479 rxvt_selection_property(aR_ ev->xproperty.window,
1480 ev->xproperty.atom);
1481 break;
1482 }
1483#ifdef TRANSPARENT
1484 /*
1485 * if user used some Esetroot compatible prog to set the root bg,
1486 * use the property to determine the pixmap. We use it later on.
1487 */
1488 if (R->xa[XA_XROOTPMAPID] == 0)
1489 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1490 "_XROOTPMAP_ID", False);
1491 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1492 break;
1493 /* FALLTHROUGH */
1494 case ReparentNotify:
1495 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1496 if (R->am_transparent)
1497 R->want_full_refresh = 1;
1498 }
1499#endif /* TRANSPARENT */
1500 break;
1501
1502 case GraphicsExpose:
1503 case Expose:
1504 if (ev->xany.window == R->TermWin.vt) {
1505#ifdef NO_SLOW_LINK_SUPPORT
1506 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1507 ev->xexpose.width, ev->xexpose.height, False);
1508#else
1509 // don't understand this, so commented it out
1510 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1511 ev->xexpose.width, ev->xexpose.height, False);
1512 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1513 // ev->xexpose.width, R->TermWin.height, False);
1514#endif
1515 R->want_refresh = 1;
1516 } else {
1517 XEvent unused_xevent;
1518
1519 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1520 Expose,
1521 &unused_xevent)) ;
1522 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1523 GraphicsExpose,
1524 &unused_xevent)) ;
1525 if (isScrollbarWindow(ev->xany.window)) {
1526 scrollbar_setIdle();
1527 rxvt_scrollbar_show(aR_ 0);
1528 }
1529#ifdef MENUBAR
1530 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1531 rxvt_menubar_expose(aR);
1532#endif
1533#ifdef RXVT_GRAPHICS
1534 rxvt_Gr_expose(aR_ ev->xany.window);
1535#endif
1536 }
1537 break;
1538
1539 case MotionNotify:
1540#ifdef POINTER_BLANK
1541 if (R->hidden_pointer)
1542 rxvt_pointer_unblank(aR);
1543#endif
1544#if MENUBAR
1545 if (isMenuBarWindow(ev->xany.window)) {
1546 rxvt_menubar_control(aR_ &(ev->xbutton));
1547 break;
1548 }
1549#endif
1550 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1551 break;
1552
1553 if (ev->xany.window == R->TermWin.vt) {
1554 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1555 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1556 MotionNotify, ev)) ;
1557 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1558 &unused_root, &unused_child,
1559 &unused_root_x, &unused_root_y,
1560 &(ev->xbutton.x), &(ev->xbutton.y),
1561 &unused_mask);
1562#ifdef MOUSE_THRESHOLD
1563 /* deal with a `jumpy' mouse */
1564 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1565#endif
1566 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1567 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1568#ifdef SELECTION_SCROLLING
1569 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1570 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1571 int dist;
1572
1573 R->pending_scroll_selection=1;
1574
1575 /* don't clobber the current delay if we are
1576 * already in the middle of scrolling.
1577 */
1578 if (R->scroll_selection_delay<=0)
1579 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1580
1581 /* save the event params so we can highlight
1582 * the selection in the pending-scroll loop
1583 */
1584 R->selection_save_x=ev->xbutton.x;
1585 R->selection_save_y=ev->xbutton.y;
1586 R->selection_save_state=
1587 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1588
1589 /* calc number of lines to scroll */
1590 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1591 R->scroll_selection_dir = UP;
1592 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1593 }
1594 else {
1595 R->scroll_selection_dir = DN;
1596 dist = ev->xbutton.y -
1597 (R->TermWin.int_bwidth + R->TermWin.height);
1598 }
1599 R->scroll_selection_lines=(Pixel2Height(dist)/
1600 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1601 MIN_IT(R->scroll_selection_lines,
1602 SELECTION_SCROLL_MAX_LINES);
1603 }
1604 else {
1605 /* we are within the text window, so we
1606 * shouldn't be scrolling
1607 */
1608 R->pending_scroll_selection = 0;
1609 }
1610#endif
1611#ifdef MOUSE_THRESHOLD
1612 }
1613#endif
1614 }
1615 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1616 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1617 MotionNotify, ev)) ;
1618 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1619 &unused_root, &unused_child,
1620 &unused_root_x, &unused_root_y,
1621 &(ev->xbutton.x), &(ev->xbutton.y),
1622 &unused_mask);
1623 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1624 scrollbar_size());
1625 rxvt_scr_refresh(aR_ R->refresh_type);
1626 R->refresh_limit = 0;
1627 rxvt_scrollbar_show(aR_ 1);
1628 }
1629 break;
1630 }
1631}
1632
1633/* INTPROTO */
1634void
1635rxvt_button_press(pR_ XButtonEvent *ev)
1636{
1637 int reportmode = 0, clickintime;
1638
1639 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1640 if (!R->bypass_keystate)
1641 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1642/*
1643 * VT window processing of button press
1644 */
1645 if (ev->window == R->TermWin.vt)
1646 {
1647#if RXVT_GRAPHICS
1648 if (ev->subwindow != None)
1649 rxvt_Gr_ButtonPress(ev->x, ev->y);
1650 else
1651#endif
1652 { 2339 try
1653 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1654 if (reportmode)
1655 { 2340 {
1656 /* mouse report from vt window */ 2341 process_nonprinting (ch);
1657 /* save the xbutton state (for ButtonRelease) */
1658 R->MEvent.state = ev->state;
1659#ifdef MOUSE_REPORT_DOUBLECLICK
1660 if (ev->button == R->MEvent.button && clickintime)
1661 {
1662 /* same button, within alloted time */
1663 R->MEvent.clicks++;
1664 if (R->MEvent.clicks > 1)
1665 {
1666 /* only report double clicks */
1667 R->MEvent.clicks = 2;
1668 rxvt_mouse_report(aR_ ev);
1669
1670 /* don't report the release */
1671 R->MEvent.clicks = 0;
1672 R->MEvent.button = AnyButton;
1673 }
1674 }
1675 else
1676 {
1677 /* different button, or time expired */
1678 R->MEvent.clicks = 1;
1679 R->MEvent.button = ev->button;
1680 rxvt_mouse_report(aR_ ev);
1681 }
1682#else
1683 R->MEvent.button = ev->button;
1684 rxvt_mouse_report(aR_ ev);
1685#endif /* MOUSE_REPORT_DOUBLECLICK */
1686 }
1687 else 2342 }
2343 catch (const class out_of_input &o)
1688 { 2344 {
1689 if (ev->button != R->MEvent.button) 2345 // we ran out of input, retry later
1690 R->MEvent.clicks = 0; 2346 cmdbuf_ptr = seq_begin;
1691 switch (ev->button)
1692 {
1693 case Button1:
1694 if (R->MEvent.button == Button1 && clickintime)
1695 R->MEvent.clicks++;
1696 else
1697 R->MEvent.clicks = 1;
1698 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1699 R->MEvent.button = Button1;
1700 break; 2347 break;
1701
1702 case Button3:
1703 if (R->MEvent.button == Button3 && clickintime)
1704 rxvt_selection_rotate(aR_ ev->x, ev->y);
1705 else
1706 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1707 R->MEvent.button = Button3;
1708 break;
1709 } 2348 }
1710 } 2349
1711 R->MEvent.time = ev->time; 2350 ch = NOCHAR;
1712 return;
1713 }
1714 } 2351 }
1715
1716/*
1717 * Scrollbar window processing of button press
1718 */
1719 if (isScrollbarWindow(ev->window))
1720 {
1721 scrollbar_setIdle();
1722 /*
1723 * Rxvt-style scrollbar:
1724 * move up if mouse is above slider
1725 * move dn if mouse is below slider
1726 *
1727 * XTerm-style scrollbar:
1728 * Move display proportional to pointer location
1729 * pointer near top -> scroll one line
1730 * pointer near bot -> scroll full page
1731 */
1732#ifndef NO_SCROLLBAR_REPORT
1733 if (reportmode) {
1734 /*
1735 * Mouse report disabled scrollbar:
1736 * arrow buttons - send up/down
1737 * click on scrollbar - send pageup/down
1738 */
1739 if ((R->scrollBar.style == R_SB_NEXT
1740 && scrollbarnext_upButton(ev->y))
1741 || (R->scrollBar.style == R_SB_RXVT
1742 && scrollbarrxvt_upButton(ev->y)))
1743 rxvt_tt_printf(aR_ "\033[A");
1744 else if ((R->scrollBar.style == R_SB_NEXT
1745 && scrollbarnext_dnButton(ev->y))
1746 || (R->scrollBar.style == R_SB_RXVT
1747 && scrollbarrxvt_dnButton(ev->y)))
1748 rxvt_tt_printf(aR_ "\033[B");
1749 else
1750 switch (ev->button) {
1751 case Button2:
1752 rxvt_tt_printf(aR_ "\014");
1753 break;
1754 case Button1:
1755 rxvt_tt_printf(aR_ "\033[6~");
1756 break;
1757 case Button3:
1758 rxvt_tt_printf(aR_ "\033[5~");
1759 break;
1760 }
1761 }
1762 else
1763#endif /* NO_SCROLLBAR_REPORT */
1764 {
1765 char upordown = 0;
1766
1767 if (R->scrollBar.style == R_SB_NEXT) {
1768 if (scrollbarnext_upButton(ev->y))
1769 upordown = -1; /* up */
1770 else if (scrollbarnext_dnButton(ev->y))
1771 upordown = 1; /* down */
1772 } else if (R->scrollBar.style == R_SB_RXVT) {
1773 if (scrollbarrxvt_upButton(ev->y))
1774 upordown = -1; /* up */
1775 else if (scrollbarrxvt_dnButton(ev->y))
1776 upordown = 1; /* down */
1777 } 2352 }
1778 if (upordown) {
1779#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1780 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1781#endif
1782 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1783 if (upordown < 0)
1784 scrollbar_setUp();
1785 else
1786 scrollbar_setDn();
1787 }
1788 } else
1789 switch (ev->button) {
1790 case Button2:
1791 switch (R->scrollbar_align) {
1792 case R_SB_ALIGN_TOP:
1793 R->csrO = 0;
1794 break;
1795 case R_SB_ALIGN_CENTRE:
1796 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1797 break;
1798 case R_SB_ALIGN_BOTTOM:
1799 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1800 break;
1801 }
1802 if (R->scrollBar.style == R_SB_XTERM
1803 || scrollbar_above_slider(ev->y)
1804 || scrollbar_below_slider(ev->y))
1805 rxvt_scr_move_to(aR_
1806 scrollbar_position(ev->y) - R->csrO,
1807 scrollbar_size());
1808 scrollbar_setMotion();
1809 break;
1810
1811 case Button1:
1812 if (R->scrollbar_align == R_SB_ALIGN_CENTRE)
1813 R->csrO = ev->y - R->scrollBar.top;
1814 /* FALLTHROUGH */
1815
1816 case Button3:
1817 if (R->scrollBar.style != R_SB_XTERM) {
1818 if (scrollbar_above_slider(ev->y))
1819# ifdef RXVT_SCROLL_FULL
1820 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);
1821# else
1822 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);
1823# endif
1824 else if (scrollbar_below_slider(ev->y))
1825# ifdef RXVT_SCROLL_FULL
1826 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);
1827# else
1828 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);
1829# endif
1830 else
1831 scrollbar_setMotion();
1832 } else {
1833 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),
1834 (R->TermWin.nrow
1835 * scrollbar_position(ev->y)
1836 / scrollbar_size()));
1837 }
1838 break;
1839 }
1840 }
1841 return;
1842 }
1843#if MENUBAR
1844 /*
1845 * Menubar window processing of button press
1846 */
1847 if (isMenuBarWindow(ev->window))
1848 rxvt_menubar_control(aR_ ev);
1849#endif
1850} 2353}
1851 2354
1852/* INTPROTO */ 2355// read the next character
1853void 2356wchar_t ecb_hot
1854rxvt_button_release(pR_ XButtonEvent *ev) 2357rxvt_term::next_char () noexcept
1855{ 2358{
1856 int reportmode = 0; 2359 while (cmdbuf_ptr < cmdbuf_endp)
1857
1858 R->csrO = 0; /* reset csr Offset */
1859 if (!R->bypass_keystate)
1860 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1861
1862 if (scrollbar_isUpDn()) {
1863 scrollbar_setIdle();
1864 rxvt_scrollbar_show(aR_ 0);
1865#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1866 R->refresh_type &= ~SMOOTH_REFRESH;
1867#endif
1868 }
1869#ifdef SELECTION_SCROLLING
1870 R->pending_scroll_selection=0;
1871#endif
1872 if (ev->window == R->TermWin.vt)
1873 { 2360 {
1874#ifdef RXVT_GRAPHICS 2361 // assume 7-bit to be ascii ALWAYS (always true in POSIX)
1875 if (ev->subwindow != None) 2362 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f))
1876 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2363 return *cmdbuf_ptr++;
1877 else 2364
1878#endif 2365 wchar_t wc;
2366 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2367
2368 if (len == (size_t)-2)
1879 { 2369 {
1880 if (reportmode) 2370 // the mbstate stores incomplete sequences. didn't know this :/
2371 cmdbuf_ptr = cmdbuf_endp;
2372 break;
2373 }
2374
2375 if (len == (size_t)-1)
1881 { 2376 {
1882 /* mouse report from vt window */ 2377 mbstate.reset (); // reset now undefined conversion state
1883 /* don't report release of wheel "buttons" */ 2378 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
1884 if (ev->button >= 4) 2379 // in which case we "erroneously" return the next byte which might be valid.
1885 return; 2380 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
1886#ifdef MOUSE_REPORT_DOUBLECLICK 2381 }
1887 /* only report the release of 'slow' single clicks */ 2382
1888 if (R->MEvent.button != AnyButton 2383 // assume wchar == unicode
1889 && (ev->button != R->MEvent.button 2384 cmdbuf_ptr += len;
1890 || (ev->time - R->MEvent.time 2385 return wc & UNICODE_MASK;
1891 > MULTICLICK_TIME / 2)))
1892 {
1893 R->MEvent.clicks = 0;
1894 R->MEvent.button = AnyButton;
1895 rxvt_mouse_report(aR_ ev);
1896 }
1897#else /* MOUSE_REPORT_DOUBLECLICK */
1898 R->MEvent.button = AnyButton;
1899 rxvt_mouse_report(aR_ ev);
1900#endif /* MOUSE_REPORT_DOUBLECLICK */
1901 return;
1902 } 2386 }
1903 /*
1904 * dumb hack to compensate for the failure of click-and-drag
1905 * when overriding mouse reporting
1906 */
1907 if (R->PrivateModes & PrivMode_mouse_report
1908 && R->bypass_keystate
1909 && ev->button == Button1 && R->MEvent.clicks <= 1)
1910 rxvt_selection_extend(aR_ ev->x, ev->y, 0);
1911 2387
1912 switch (ev->button) { 2388 return NOCHAR;
1913 case Button1:
1914 case Button3:
1915 rxvt_selection_make(aR_ ev->time);
1916 break;
1917 case Button2:
1918 rxvt_selection_request(aR_ ev->time, ev->x, ev->y);
1919 break;
1920#ifdef MOUSE_WHEEL
1921 case Button4:
1922 case Button5:
1923 {
1924 int i, v;
1925
1926 v = (ev->button == Button4) ? UP : DN;
1927 if (ev->state & ShiftMask)
1928 i = 1;
1929 else if ((R->Options & Opt_mouseWheelScrollPage))
1930 i = R->TermWin.nrow - 1;
1931 else
1932 i = 5;
1933# ifdef MOUSE_SLIP_WHEELING
1934 if (ev->state & ControlMask)
1935 {
1936 R->mouse_slip_wheel_speed += (v ? -1 : 1);
1937 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1938 }
1939# endif
1940# ifdef JUMP_MOUSE_WHEEL
1941 rxvt_scr_page(aR_ v, i);
1942 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1943 rxvt_scrollbar_show(aR_ 1);
1944# else
1945 for (; i--;)
1946 {
1947 rxvt_scr_page(aR_ v, 1);
1948 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1949 rxvt_scrollbar_show(aR_ 1);
1950 }
1951# endif
1952 }
1953 break;
1954#endif
1955 }
1956 }
1957 }
1958#ifdef MENUBAR
1959 else if (isMenuBarWindow(ev->window))
1960 rxvt_menubar_control(aR_ ev);
1961#endif
1962} 2389}
1963 2390
1964 2391// read the next octet
1965#ifdef TRANSPARENT 2392uint32_t ecb_hot
1966/* 2393rxvt_term::next_octet () noexcept
1967 * Check our parents are still who we think they are.
1968 * Do transparency updates if required
1969 */
1970/* EXTPROTO */
1971int
1972rxvt_check_our_parents(pR)
1973{ 2394{
1974 int i, pchanged, aformat, have_pixmap, rootdepth; 2395 return cmdbuf_ptr < cmdbuf_endp
1975 unsigned long nitems, bytes_after; 2396 ? (unsigned char)*cmdbuf_ptr++
1976 Atom atype; 2397 : NOCHAR;
1977 unsigned char *prop = NULL;
1978 Window root, oldp, *list;
1979 Pixmap rootpixmap = None;
1980 XWindowAttributes wattr, wrootattr;
1981
1982 pchanged = 0;
1983
1984 if (!(R->Options & Opt_transparent))
1985 return pchanged; /* Don't try any more */
1986
1987 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1988 rootdepth = wrootattr.depth;
1989
1990 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1991 if (rootdepth != wattr.depth) {
1992 if (R->am_transparent) {
1993 pchanged = 1;
1994 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1995 R->PixColors[Color_bg]);
1996 R->am_transparent = R->am_pixmap_trans = 0;
1997 }
1998 return pchanged; /* Don't try any more */
1999 }
2000
2001/* Get all X ops out of the queue so that our information is up-to-date. */
2002 XSync(R->Xdisplay, False);
2003
2004/*
2005 * Make the frame window set by the window manager have
2006 * the root background. Some window managers put multiple nested frame
2007 * windows for each client, so we have to take care about that.
2008 */
2009 i = (R->xa[XA_XROOTPMAPID] != 0
2010 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
2011 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2012 &nitems, &bytes_after, &prop) == Success));
2013 if (!i || prop == NULL)
2014 have_pixmap = 0;
2015 else {
2016 have_pixmap = 1;
2017 rootpixmap = *((Pixmap *)prop);
2018 XFree(prop);
2019 }
2020 if (have_pixmap) {
2021/*
2022 * Copy Xroot pixmap transparency
2023 */
2024 int sx, sy, nx, ny;
2025 unsigned int nw, nh;
2026 Window cr;
2027 XImage *image;
2028 GC gc;
2029 XGCValues gcvalue;
2030
2031 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
2032 0, 0, &sx, &sy, &cr);
2033 nw = (unsigned int)R->szHint.width;
2034 nh = (unsigned int)R->szHint.height;
2035 nx = ny = 0;
2036 if (sx < 0) {
2037 nw += sx;
2038 nx = -sx;
2039 sx = 0;
2040 }
2041 if (sy < 0) {
2042 nh += sy;
2043 ny = -sy;
2044 sy = 0;
2045 }
2046 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
2047 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
2048 R->allowedxerror = -1;
2049 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
2050 ZPixmap);
2051 /* XXX: handle BadMatch - usually because we're outside the pixmap */
2052 /* XXX: may need a delay here? */
2053 R->allowedxerror = 0;
2054 if (image == NULL) {
2055 if (R->am_transparent && R->am_pixmap_trans) {
2056 pchanged = 1;
2057 if (R->TermWin.pixmap != None) {
2058 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2059 R->TermWin.pixmap = None;
2060 }
2061 }
2062 R->am_pixmap_trans = 0;
2063 } else {
2064 if (R->TermWin.pixmap != None)
2065 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2066 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
2067 (unsigned int)R->szHint.width,
2068 (unsigned int)R->szHint.height,
2069 (unsigned int)image->depth);
2070 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
2071 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
2072 nx, ny, (unsigned int)image->width,
2073 (unsigned int)image->height);
2074 XFreeGC(R->Xdisplay, gc);
2075 XDestroyImage(image);
2076 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2077 R->TermWin.pixmap);
2078 if (!R->am_transparent || !R->am_pixmap_trans)
2079 pchanged = 1;
2080 R->am_transparent = R->am_pixmap_trans = 1;
2081 }
2082 }
2083 if (!R->am_pixmap_trans) {
2084 unsigned int n;
2085/*
2086 * InheritPixmap transparency
2087 */
2088 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2089 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2090 i++) {
2091 oldp = R->TermWin.parent[i];
2092 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2093 &R->TermWin.parent[i], &list, &n);
2094 XFree(list);
2095 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2096 if (R->TermWin.parent[i] == Xroot) {
2097 if (oldp != None)
2098 pchanged = 1;
2099 break;
2100 }
2101 if (oldp != R->TermWin.parent[i])
2102 pchanged = 1;
2103 }
2104 n = 0;
2105 if (pchanged) {
2106 for (; n < (unsigned int)i; n++) {
2107 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2108 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2109 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2110 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2111 break;
2112 }
2113 }
2114 }
2115 if (n > (int)(sizeof(R->TermWin.parent)
2116 / sizeof(R->TermWin.parent[0]))) {
2117 D_X((stderr, "InheritPixmap Turning off"));
2118 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2119 R->PixColors[Color_fg]);
2120 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2121 R->PixColors[Color_bg]);
2122 R->am_transparent = 0;
2123 /* XXX: also turn off Opt_transparent? */
2124 } else {
2125 /* wait (an arbitrary period) for the WM to do its thing
2126 * needed for fvwm2.2.2 (and before?) */
2127# ifdef HAVE_NANOSLEEP
2128 struct timespec rqt;
2129
2130 rqt.tv_sec = 1;
2131 rqt.tv_nsec = 0;
2132 nanosleep(&rqt, NULL);
2133# else
2134 sleep(1);
2135# endif
2136 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2137 for (n = 0; n < (unsigned int)i; n++)
2138 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2139 ParentRelative);
2140 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2141 ParentRelative);
2142 R->am_transparent = 1;
2143 }
2144 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2145 R->TermWin.parent[i] = None;
2146 }
2147 return pchanged;
2148} 2398}
2149#endif
2150 2399
2151/*}}} */ 2400static class out_of_input out_of_input;
2401
2402wchar_t ecb_hot
2403rxvt_term::cmd_getc ()
2404{
2405 wchar_t c = next_char ();
2406
2407 if (c == NOCHAR)
2408 throw out_of_input;
2409
2410 return c;
2411}
2412
2413uint32_t ecb_hot
2414rxvt_term::cmd_get8 ()
2415{
2416 uint32_t c = next_octet ();
2417
2418 if (c == NOCHAR)
2419 throw out_of_input;
2420
2421 return c;
2422}
2152 2423
2153/*{{{ print pipe */ 2424/*{{{ print pipe */
2154/*----------------------------------------------------------------------*/ 2425/*----------------------------------------------------------------------*/
2155#ifdef PRINTPIPE 2426#ifdef PRINTPIPE
2156/* EXTPROTO */ 2427FILE * ecb_cold
2157FILE *
2158rxvt_popen_printer(pR) 2428rxvt_term::popen_printer ()
2159{ 2429{
2160 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2430 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2161 2431
2162 if (stream == NULL) 2432 if (stream == NULL)
2163 rxvt_print_error("can't open printer pipe"); 2433 rxvt_warn ("can't open printer pipe, not printing.\n");
2434
2164 return stream; 2435 return stream;
2165} 2436}
2166 2437
2167/* EXTPROTO */ 2438int ecb_cold
2168int
2169rxvt_pclose_printer(FILE *stream) 2439rxvt_term::pclose_printer (FILE *stream)
2170{ 2440{
2171 fflush(stream); 2441 fflush (stream);
2172/* pclose() reported not to work on SunOS 4.1.3 */
2173# if defined (__sun__) /* TODO: RESOLVE THIS */
2174/* pclose works provided SIGCHLD handler uses waitpid */
2175 return pclose(stream); /* return fclose (stream); */
2176# else
2177 return pclose(stream); 2442 return pclose (stream);
2178# endif
2179} 2443}
2180 2444
2181/* 2445/*
2182 * simulate attached vt100 printer 2446 * simulate attached vt100 printer
2183 */ 2447 */
2184/* INTPROTO */ 2448void ecb_cold
2185void
2186rxvt_process_print_pipe(pR) 2449rxvt_term::process_print_pipe ()
2187{ 2450{
2188 int done; 2451 FILE *fd = popen_printer ();
2189 FILE *fd;
2190 2452
2191 if ((fd = rxvt_popen_printer(aR)) == NULL) 2453 if (!fd)
2192 return; 2454 return;
2193 2455
2194/* 2456 /*
2195 * Send all input to the printer until either ESC[4i or ESC[?4i 2457 * Send all input to the printer until either ESC[4i or ESC[?4i
2196 * is received. 2458 * is received.
2197 */ 2459 */
2198 for (done = 0; !done;) { 2460 for (int done = 0; !done; )
2461 {
2199 unsigned char buf[8]; 2462 unsigned char buf[8];
2200 unsigned char ch; 2463 unicode_t ch;
2201 unsigned int i, len; 2464 unsigned int i, len;
2202 2465
2203 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2466 if ((ch = cmd_getc ()) != C0_ESC)
2467 {
2204 if (putc(ch, fd) == EOF) 2468 if (putc (ch, fd) == EOF)
2205 break; /* done = 1 */ 2469 break; /* done = 1 */
2206 } else { 2470 }
2471 else
2472 {
2207 len = 0; 2473 len = 0;
2208 buf[len++] = ch; 2474 buf[len++] = ch;
2209 2475
2210 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2476 if ((buf[len++] = cmd_getc ()) == '[')
2211 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2477 {
2212 buf[len++] = '?'; 2478 if ((ch = cmd_getc ()) == '?')
2213 ch = rxvt_cmd_getc(aR); 2479 {
2214 } 2480 buf[len++] = '?';
2481 ch = cmd_getc ();
2482 }
2215 if ((buf[len++] = ch) == '4') { 2483 if ((buf[len++] = ch) == '4')
2484 {
2216 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2485 if ((buf[len++] = cmd_getc ()) == 'i')
2217 break; /* done = 1 */ 2486 break; /* done = 1 */
2218 } 2487 }
2488 }
2489
2490 for (i = 0; i < len; i++)
2491 if (putc (buf[i], fd) == EOF)
2492 {
2493 done = 1;
2494 break;
2495 }
2496 }
2219 } 2497 }
2220 for (i = 0; i < len; i++) 2498
2221 if (putc(buf[i], fd) == EOF) {
2222 done = 1;
2223 break;
2224 }
2225 }
2226 }
2227 rxvt_pclose_printer(fd); 2499 pclose_printer (fd);
2228} 2500}
2229#endif /* PRINTPIPE */ 2501#endif /* PRINTPIPE */
2230/*}}} */ 2502/*}}} */
2231 2503
2232/* *INDENT-OFF* */
2233enum { 2504enum {
2234 C1_40 = 0x40, 2505 C1_40 = 0x40,
2235 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2506 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2236 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2507 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2237 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2508 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2238 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2509 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2239}; 2510};
2240/* *INDENT-ON* */
2241 2511
2242/*{{{ process non-printing single characters */ 2512/*{{{ process non-printing single characters */
2243/* INTPROTO */ 2513void ecb_hot
2244void 2514rxvt_term::process_nonprinting (unicode_t ch)
2245rxvt_process_nonprinting(pR_ unsigned char ch)
2246{ 2515{
2247 switch (ch) { 2516 switch (ch)
2517 {
2518 case C0_ESC:
2519 process_escape_seq ();
2520 break;
2248 case C0_ENQ: /* terminal Status */ 2521 case C0_ENQ: /* terminal Status */
2249 if (R->rs[Rs_answerbackstring]) 2522 if (rs[Rs_answerbackstring])
2250 rxvt_tt_write(aR_ 2523 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2251 (const unsigned char *)R->rs[Rs_answerbackstring], 2524 else
2252 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2525 tt_write (VT100_ANS, strlen (VT100_ANS));
2253 else 2526 break;
2254 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2255 (unsigned int)STRLEN(VT100_ANS));
2256 break;
2257 case C0_BEL: /* bell */ 2527 case C0_BEL: /* bell */
2258 rxvt_scr_bell(aR); 2528 scr_bell ();
2259 break; 2529 break;
2260 case C0_BS: /* backspace */ 2530 case C0_BS: /* backspace */
2261 rxvt_scr_backspace(aR); 2531 scr_backspace ();
2262 break; 2532 break;
2263 case C0_HT: /* tab */ 2533 case C0_HT: /* tab */
2264 rxvt_scr_tab(aR_ 1); 2534 scr_tab (1);
2265 break; 2535 break;
2266 case C0_CR: /* carriage return */ 2536 case C0_CR: /* carriage return */
2267 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2537 scr_gotorc (0, 0, R_RELATIVE);
2268 break; 2538 break;
2269 case C0_VT: /* vertical tab, form feed */ 2539 case C0_VT: /* vertical tab, form feed */
2270 case C0_FF: 2540 case C0_FF:
2271 case C0_LF: /* line feed */ 2541 case C0_LF: /* line feed */
2272 rxvt_scr_index(aR_ UP); 2542 scr_index (UP);
2273 break; 2543 break;
2274 case C0_SO: /* shift out - acs */ 2544 case C0_SO: /* shift out - acs */
2275 rxvt_scr_charset_choose(aR_ 1); 2545 scr_charset_choose (1);
2276 break; 2546 break;
2277 case C0_SI: /* shift in - acs */ 2547 case C0_SI: /* shift in - acs */
2278 rxvt_scr_charset_choose(aR_ 0); 2548 scr_charset_choose (0);
2279 break; 2549 break;
2550
2551#ifdef EIGHT_BIT_CONTROLS
2552 // 8-bit controls
2553 case 0x90: /* DCS */
2554 process_dcs_seq ();
2555 break;
2556 case 0x9b: /* CSI */
2557 process_csi_seq ();
2558 break;
2559 case 0x9d: /* OSC */
2560 process_osc_seq ();
2561 break;
2562#endif
2280 } 2563 }
2281} 2564}
2282/*}}} */ 2565/*}}} */
2283 2566
2284 2567
2285/*{{{ process VT52 escape sequences */ 2568/*{{{ process VT52 escape sequences */
2286/* INTPROTO */ 2569void ecb_cold
2287void 2570rxvt_term::process_escape_vt52 (unicode_t ch)
2288rxvt_process_escape_vt52(pR_ unsigned char ch)
2289{ 2571{
2290 int row, col; 2572 int row, col;
2573
2574 switch (ch)
2291 2575 {
2292 switch (ch) {
2293 case 'A': /* cursor up */ 2576 case 'A': /* cursor up */
2294 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2577 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2295 break; 2578 break;
2296 case 'B': /* cursor down */ 2579 case 'B': /* cursor down */
2297 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2580 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2298 break; 2581 break;
2299 case 'C': /* cursor right */ 2582 case 'C': /* cursor right */
2300 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2583 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2301 break; 2584 break;
2302 case 'D': /* cursor left */ 2585 case 'D': /* cursor left */
2303 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2586 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2304 break; 2587 break;
2305 case 'H': /* cursor home */ 2588 case 'H': /* cursor home */
2306 rxvt_scr_gotorc(aR_ 0, 0, 0); 2589 scr_gotorc (0, 0, 0);
2307 break; 2590 break;
2308 case 'I': /* cursor up and scroll down if needed */ 2591 case 'I': /* cursor up and scroll down if needed */
2309 rxvt_scr_index(aR_ DN); 2592 scr_index (DN);
2310 break; 2593 break;
2311 case 'J': /* erase to end of screen */ 2594 case 'J': /* erase to end of screen */
2312 rxvt_scr_erase_screen(aR_ 0); 2595 scr_erase_screen (0);
2313 break; 2596 break;
2314 case 'K': /* erase to end of line */ 2597 case 'K': /* erase to end of line */
2315 rxvt_scr_erase_line(aR_ 0); 2598 scr_erase_line (0);
2316 break; 2599 break;
2317 case 'Y': /* move to specified row and col */ 2600 case 'Y': /* move to specified row and col */
2318 /* full command is 'ESC Y row col' where row and col 2601 /* full command is 'ESC Y row col' where row and col
2319 * are encoded by adding 32 and sending the ascii 2602 * are encoded by adding 32 and sending the ascii
2320 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2603 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2321 * etc. */ 2604 * etc. */
2322 row = rxvt_cmd_getc(aR) - ' '; 2605 row = cmd_getc () - ' ';
2323 col = rxvt_cmd_getc(aR) - ' '; 2606 col = cmd_getc () - ' ';
2324 rxvt_scr_gotorc(aR_ row, col, 0); 2607 scr_gotorc (row, col, 0);
2325 break; 2608 break;
2326 case 'Z': /* identify the terminal type */ 2609 case 'Z': /* identify the terminal type */
2327 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2610 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2328 break; 2611 break;
2329 case '<': /* turn off VT52 mode */ 2612 case '<': /* turn off VT52 mode */
2330 PrivMode(0, PrivMode_vt52); 2613 priv_modes &= ~PrivMode_vt52;
2331 break; 2614 break;
2332 case 'F': /* use special graphics character set */ 2615 case 'F': /* use special graphics character set */
2333 case 'G': /* use regular character set */ 2616 case 'G': /* use regular character set */
2334 /* unimplemented */ 2617 /* unimplemented */
2335 break; 2618 break;
2336 case '=': /* use alternate keypad mode */ 2619 case '=': /* use alternate keypad mode */
2337 case '>': /* use regular keypad mode */ 2620 case '>': /* use regular keypad mode */
2338 /* unimplemented */ 2621 /* unimplemented */
2339 break; 2622 break;
2340 } 2623 }
2341} 2624}
2342/*}}} */ 2625/*}}} */
2343 2626
2344 2627
2345/*{{{ process escape sequences */ 2628/*{{{ process escape sequences */
2346/* INTPROTO */ 2629void ecb_hot
2347void
2348rxvt_process_escape_seq(pR) 2630rxvt_term::process_escape_seq ()
2349{ 2631{
2350 unsigned char ch = rxvt_cmd_getc(aR); 2632 unicode_t ch = cmd_getc ();
2351 2633
2352 if (R->PrivateModes & PrivMode_vt52) { 2634 if (priv_modes & PrivMode_vt52)
2353 rxvt_process_escape_vt52(aR_ ch);
2354 return;
2355 }
2356 2635 {
2636 process_escape_vt52 (ch);
2637 return;
2638 }
2639
2357 switch (ch) { 2640 switch (ch)
2358 /* case 1: do_tek_mode (); break; */ 2641 {
2359 case '#': 2642 case '#':
2360 if (rxvt_cmd_getc(aR) == '8') 2643 if (cmd_getc () == '8')
2361 rxvt_scr_E(aR); 2644 scr_E ();
2362 break; 2645 break;
2363 case '(': 2646 case '(':
2364 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2647 scr_charset_set (0, (unsigned int)cmd_getc ());
2365 break; 2648 break;
2366 case ')': 2649 case ')':
2367 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2650 scr_charset_set (1, (unsigned int)cmd_getc ());
2368 break; 2651 break;
2369 case '*': 2652 case '*':
2370 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2653 scr_charset_set (2, (unsigned int)cmd_getc ());
2371 break; 2654 break;
2372 case '+': 2655 case '+':
2373 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2656 scr_charset_set (3, (unsigned int)cmd_getc ());
2374 break; 2657 break;
2375#ifdef MULTICHAR_SET 2658#if !ENABLE_MINIMAL
2376 case '$':
2377 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2378 break;
2379#endif
2380#ifndef NO_FRILLS
2381 case '6': 2659 case '6':
2382 rxvt_scr_backindex(aR); 2660 scr_backindex ();
2383 break; 2661 break;
2384#endif 2662#endif
2385 case '7': 2663 case '7':
2386 rxvt_scr_cursor(aR_ SAVE); 2664 scr_cursor (SAVE);
2387 break; 2665 break;
2388 case '8': 2666 case '8':
2389 rxvt_scr_cursor(aR_ RESTORE); 2667 scr_cursor (RESTORE);
2390 break; 2668 break;
2391#ifndef NO_FRILLS 2669#if !ENABLE_MINIMAL
2392 case '9': 2670 case '9':
2393 rxvt_scr_forwardindex(aR); 2671 scr_forwardindex ();
2394 break; 2672 break;
2395#endif 2673#endif
2674 // DECPAM/DECPNM
2396 case '=': 2675 case '=':
2676 priv_modes |= PrivMode_aplKP;
2677 break;
2397 case '>': 2678 case '>':
2398 PrivMode((ch == '='), PrivMode_aplKP); 2679 priv_modes &= ~PrivMode_aplKP;
2399 break; 2680 break;
2400 2681
2401 case C1_40: 2682 case C1_40:
2402 rxvt_cmd_getc(aR); 2683 cmd_getc ();
2403 break; 2684 break;
2404 case C1_44: 2685 case C1_44:
2405 rxvt_scr_index(aR_ UP); 2686 scr_index (UP);
2406 break; 2687 break;
2407 2688
2408 /* 8.3.87: NEXT LINE */ 2689 /* 8.3.87: NEXT LINE */
2409 case C1_NEL: /* ESC E */ 2690 case C1_NEL: /* ESC E */
2410 {
2411 uint32_t nlcr[] = { '\n', '\r' };
2412 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2413 } 2691 {
2414 break; 2692 wchar_t nlcr[] = { C0_LF, C0_CR };
2693 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2694 }
2695 break;
2415 2696
2697#if 0 // disabled because embedded newlines can make exploits easier
2416 /* kidnapped escape sequence: Should be 8.3.48 */ 2698 /* kidnapped escape sequence: Should be 8.3.48 */
2417 case C1_ESA: /* ESC G */ 2699 case C1_ESA: /* ESC G */
2418 rxvt_process_graphics(aR); 2700 // used by original rxvt for rob nations own graphics mode
2419 break; 2701 if (cmd_getc () == 'Q' && option (Opt_insecure))
2702 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2703 break;
2704#endif
2420 2705
2421 /* 8.3.63: CHARACTER TABULATION SET */ 2706 /* 8.3.63: CHARACTER TABULATION SET */
2422 case C1_HTS: /* ESC H */ 2707 case C1_HTS: /* ESC H */
2423 rxvt_scr_set_tab(aR_ 1); 2708 scr_set_tab (1);
2424 break; 2709 break;
2425 2710
2426 /* 8.3.105: REVERSE LINE FEED */ 2711 /* 8.3.105: REVERSE LINE FEED */
2427 case C1_RI: /* ESC M */ 2712 case C1_RI: /* ESC M */
2428 rxvt_scr_index(aR_ DN); 2713 scr_index (DN);
2429 break; 2714 break;
2430 2715
2431 /* 8.3.142: SINGLE-SHIFT TWO */ 2716 /* 8.3.142: SINGLE-SHIFT TWO */
2432 /*case C1_SS2: scr_single_shift (2); break; */ 2717 /* case C1_SS2: break; */
2433 2718
2434 /* 8.3.143: SINGLE-SHIFT THREE */ 2719 /* 8.3.143: SINGLE-SHIFT THREE */
2435 /*case C1_SS3: scr_single_shift (3); break; */ 2720 /* case C1_SS3: break; */
2436 2721
2437 /* 8.3.27: DEVICE CONTROL STRING */ 2722 /* 8.3.27: DEVICE CONTROL STRING */
2438 case C1_DCS: /* ESC P */ 2723 case C1_DCS: /* ESC P */
2439 rxvt_process_dcs_seq(aR); 2724 process_dcs_seq ();
2440 break; 2725 break;
2441 2726
2442 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2727 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2443 case C1_SCI: /* ESC Z */ 2728 case C1_SCI: /* ESC Z */
2444 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2729 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2445 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2446 break; /* steal obsolete ESC [ c */ 2730 break; /* steal obsolete ESC [ c */
2447 2731
2448 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2732 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2449 case C1_CSI: /* ESC [ */ 2733 case C1_CSI: /* ESC [ */
2450 rxvt_process_csi_seq(aR); 2734 process_csi_seq ();
2451 break; 2735 break;
2452 2736
2453 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2737 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2454 case C1_OSC: /* ESC ] */ 2738 case C1_OSC: /* ESC ] */
2455 rxvt_process_osc_seq(aR); 2739 process_osc_seq ();
2456 break; 2740 break;
2457 2741
2458 /* 8.3.106: RESET TO INITIAL STATE */ 2742 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2459 case 'c': 2743 case 'c':
2460 rxvt_scr_poweron(aR); 2744 mbstate.reset ();
2461 rxvt_scrollbar_show(aR_ 1); 2745 scr_poweron ();
2462 break; 2746 scrollBar.show (1);
2747 break;
2463 2748
2464 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2749 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2465 case 'n': 2750 case 'n':
2466 rxvt_scr_charset_choose(aR_ 2); 2751 scr_charset_choose (2);
2467 break; 2752 break;
2468 2753
2469 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2754 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2470 case 'o': 2755 case 'o':
2471 rxvt_scr_charset_choose(aR_ 3); 2756 scr_charset_choose (3);
2472 break; 2757 break;
2473 } 2758 }
2474} 2759}
2475/*}}} */ 2760/*}}} */
2476 2761
2477/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2762/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2478/* *INDENT-OFF* */
2479enum { 2763enum {
2480 CSI_ICH = 0x40, 2764 CSI_ICH = 0x40,
2481 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2765 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2482 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2766 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2483 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2767 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2484 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2768 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2485 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2769 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2486 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2770 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2487 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2771 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2488 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2772 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2489}; 2773};
2490 2774
2491#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2775#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2492 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2776 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2493 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2777 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2494#define get_byte_array_bit(array, bit) \ 2778#define get_byte_array_bit(array, bit) \
2495 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2779 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2496 2780
2497const unsigned char csi_defaults[] = { 2781static const unsigned char csi_defaults[] =
2782 {
2498 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2783 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2499 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2784 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2500 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2785 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2501 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2786 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2502 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2787 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2503 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2788 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2504 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2789 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2505 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2790 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2506}; 2791 };
2507/* *INDENT-ON* */
2508 2792
2509/* INTPROTO */ 2793void ecb_hot
2794rxvt_term::process_csi_seq ()
2795{
2796 unicode_t ch, priv, prev_ch, i;
2797 unsigned int nargs, p;
2798 int n, ndef;
2799 int arg[ESC_ARGS] = { };
2800
2801 nargs = 0;
2802
2803 priv = 0;
2804 ch = cmd_getc ();
2805 if ((ch >= '<' && ch <= '?') || ch == '!')
2806 {
2807 /* '<' '=' '>' '?' '!' */
2808 priv = ch;
2809 ch = cmd_getc ();
2810 }
2811
2812 prev_ch = 0;
2813 /* read any numerical arguments */
2814 for (n = -1; ch < CSI_ICH; )
2815 {
2816 if (isdigit (ch))
2817 {
2818 if (n < 0)
2819 n = ch - '0';
2820 else
2821 n = n * 10 + ch - '0';
2822 }
2823 else if (ch == ';')
2824 {
2825 if (nargs < ESC_ARGS)
2826 arg[nargs++] = n;
2827 n = -1;
2828 }
2829 else if (IS_CONTROL (ch))
2830 process_nonprinting (ch);
2831
2832 prev_ch = ch;
2833 ch = cmd_getc ();
2834 }
2835
2836 if (ch > CSI_7F)
2837 return;
2838
2839 if (nargs < ESC_ARGS)
2840 arg[nargs++] = n;
2841
2842 i = ch - CSI_ICH;
2843 ndef = get_byte_array_bit (csi_defaults, i);
2844 for (p = 0; p < nargs; p++)
2845 if (arg[p] == -1)
2846 arg[p] = ndef;
2847
2848 /*
2849 * private mode handling
2850 */
2851 if (priv)
2852 {
2853 switch (priv)
2854 {
2855 case '>':
2856 if (ch == CSI_DA) /* secondary device attributes */
2857 {
2858 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2859 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2860 //
2861 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2862 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2863 // versions.
2864 //
2865 tt_printf ("\033[>%d;95;0c", 'U');
2866 }
2867 break;
2868
2869 case '?':
2870 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2871 process_terminal_mode (ch, priv, nargs, arg);
2872 if (prev_ch == '$' && ch == 'p')
2873 process_terminal_mode (ch, priv, nargs, arg);
2874 break;
2875
2876 case '!':
2877 if (ch == CSI_70)
2878 {
2879 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2880 scr_soft_reset ();
2881
2882 static const int pm_h[] = { 7, 25 };
2883 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1006, 1015, 1049 };
2884
2885 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2886 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2887 }
2888 break;
2889 }
2890
2891 return;
2892 }
2893
2894 switch (ch)
2895 {
2896 /*
2897 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2898 */
2899#ifdef PRINTPIPE
2900 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2901 switch (arg[0])
2902 {
2903 case 0: /* initiate transfer to primary aux device */
2904 scr_printscreen (0);
2905 break;
2906 case 5: /* start relay to primary aux device */
2907 process_print_pipe ();
2908 break;
2909 }
2910 break;
2911#endif
2912
2913 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2914 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2915 arg[0] = -arg[0];
2916 /* FALLTHROUGH */
2917 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2918 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2919 scr_gotorc (arg[0], 0, RELATIVE);
2920 break;
2921
2922 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2923 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2924#ifdef ISO6429
2925 arg[0] = -arg[0];
2926#else /* emulate common DEC VTs */
2927 arg[0] = arg[0] ? -arg[0] : -1;
2928#endif
2929 /* FALLTHROUGH */
2930 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2931 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2932#ifdef ISO6429
2933 scr_gotorc (0, arg[0], RELATIVE);
2934#else /* emulate common DEC VTs */
2935 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2936#endif
2937 break;
2938
2939 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2940 arg[0] = -arg[0];
2941 /* FALLTHROUGH */
2942 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2943 scr_gotorc (arg[0], 0, R_RELATIVE);
2944 break;
2945
2946 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2947 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2948 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2949 break;
2950
2951 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2952 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2953 break;
2954
2955 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2956 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2957 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2958 break;
2959
2960 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2961 arg[0] = -arg[0];
2962 /* FALLTHROUGH */
2963 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2964 scr_tab (arg[0]);
2965 break;
2966
2967 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2968 scr_erase_screen (arg[0]);
2969 break;
2970
2971 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2972 scr_erase_line (arg[0]);
2973 break;
2974
2975 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2976 scr_insdel_chars (arg[0], INSERT);
2977 break;
2978
2979 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2980 scr_insdel_lines (arg[0], INSERT);
2981 break;
2982
2983 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2984 scr_insdel_lines (arg[0], DELETE);
2985 break;
2986
2987 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2988 scr_insdel_chars (arg[0], ERASE);
2989 break;
2990
2991 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2992 scr_insdel_chars (arg[0], DELETE);
2993 break;
2994
2995 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2996 arg[0] = -arg[0];
2997 /* FALLTHROUGH */
2998 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2999 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3000 break;
3001
3002 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3003 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3004 break;
3005
3006 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3007 process_sgr_mode (nargs, arg);
3008 break;
3009
3010 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3011 switch (arg[0])
3012 {
3013 case 5: /* DSR requested */
3014 tt_printf ("\033[0n");
3015 break;
3016 case 6: /* CPR requested */
3017 scr_report_position ();
3018 break;
3019 case 7: /* unofficial extension */
3020 if (option (Opt_insecure))
3021 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3022 break;
3023 case 8: /* unofficial extension */
3024 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
3025 break;
3026 }
3027 break;
3028
3029 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3030 switch (arg[0])
3031 {
3032 case 0: /* char tab stop cleared at active position */
3033 scr_set_tab (0);
3034 break;
3035 /* case 1: */ /* line tab stop cleared in active line */
3036 /* case 2: */ /* char tab stops cleared in active line */
3037 case 3: /* all char tab stops are cleared */
3038 /* case 4: */ /* all line tab stops are cleared */
3039 case 5: /* all tab stops are cleared */
3040 scr_set_tab (-1);
3041 break;
3042 }
3043 break;
3044
3045 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3046 switch (arg[0])
3047 {
3048 case 0: /* char tab stop set at active position */
3049 scr_set_tab (1);
3050 break; /* = ESC H */
3051 /* case 1: */ /* line tab stop set at active line */
3052 case 2: /* char tab stop cleared at active position */
3053 scr_set_tab (0);
3054 break; /* = ESC [ 0 g */
3055 /* case 3: */ /* line tab stop cleared at active line */
3056 /* case 4: */ /* char tab stops cleared at active line */
3057 case 5: /* all char tab stops are cleared */
3058 scr_set_tab (-1);
3059 break; /* = ESC [ 3 g */
3060 /* case 6: */ /* all line tab stops are cleared */
3061 }
3062 break;
3063
3064 case CSI_RM: /* 8.3.107: RESET MODE */
3065 if (arg[0] == 4)
3066 scr_insert_mode (0);
3067 else if (arg[0] == 20)
3068 priv_modes &= ~PrivMode_LFNL;
3069 break;
3070
3071 case CSI_SM: /* 8.3.126: SET MODE */
3072 if (arg[0] == 4)
3073 scr_insert_mode (1);
3074 else if (arg[0] == 20)
3075 priv_modes |= PrivMode_LFNL;
3076 break;
3077
3078 case CSI_71: // DECSCUSR: set cursor style
3079 if (prev_ch == ' ')
3080 set_cursor_style (arg[0]);
3081 break;
3082
3083 /*
3084 * PRIVATE USE beyond this point. All CSI_7? sequences here
3085 */
3086 case CSI_72: /* DECSTBM: set top and bottom margins */
3087 if (nargs == 1)
3088 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3089 else if (nargs == 0 || arg[0] >= arg[1])
3090 scr_scroll_region (0, MAX_ROWS - 1);
3091 else
3092 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3093 break;
3094
3095 case CSI_73:
3096 scr_cursor (SAVE);
3097 break;
3098 case CSI_75:
3099 scr_cursor (RESTORE);
3100 break;
3101
3102#if !ENABLE_MINIMAL
3103 case CSI_74:
3104 process_window_ops (arg, nargs);
3105 break;
3106#endif
3107
3108 case CSI_78: /* DECREQTPARM */
3109 if (arg[0] == 0 || arg[0] == 1)
3110 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3111 break;
3112
3113 default:
3114 break;
3115 }
3116}
3117/*}}} */
3118
3119#if !ENABLE_MINIMAL
2510void 3120void
2511rxvt_process_csi_seq(pR)
2512{
2513 unsigned char ch, priv, i;
2514 unsigned int nargs, p;
2515 int n, ndef;
2516 int arg[ESC_ARGS];
2517
2518 for (nargs = ESC_ARGS; nargs > 0;)
2519 arg[--nargs] = 0;
2520
2521 priv = 0;
2522 ch = rxvt_cmd_getc(aR);
2523 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2524 priv = ch;
2525 ch = rxvt_cmd_getc(aR);
2526 }
2527/* read any numerical arguments */
2528 for (n = -1; ch < CSI_ICH; ) {
2529 if (isdigit(ch)) {
2530 if (n < 0)
2531 n = ch - '0';
2532 else
2533 n = n * 10 + ch - '0';
2534 } else if (ch == ';') {
2535 if (nargs < ESC_ARGS)
2536 arg[nargs++] = n;
2537 n = -1;
2538 } else if (ch == '\b') {
2539 rxvt_scr_backspace(aR);
2540 } else if (ch == C0_ESC) {
2541 rxvt_process_escape_seq(aR);
2542 return;
2543 } else if (ch < ' ') {
2544 rxvt_process_nonprinting(aR_ ch);
2545 }
2546 ch = rxvt_cmd_getc(aR);
2547 }
2548
2549 if (ch > CSI_7F)
2550 return;
2551
2552 if (nargs < ESC_ARGS)
2553 arg[nargs++] = n;
2554
2555 i = ch - CSI_ICH;
2556 ndef = get_byte_array_bit(csi_defaults, i);
2557 for (p = 0; p < nargs; p++)
2558 if (arg[p] == -1)
2559 arg[p] = ndef;
2560
2561#ifdef DEBUG_CMD
2562 fprintf(stderr, "CSI ");
2563 for (p = 0; p < nargs; p++)
2564 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2565 fprintf(stderr, "%c\n", ch);
2566#endif
2567
2568/*
2569 * private mode handling
2570 */
2571 if (priv) {
2572 switch (priv) {
2573 case '>':
2574 if (ch == CSI_DA) /* secondary device attributes */
2575 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING);
2576 break;
2577 case '?':
2578 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2579 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2580 break;
2581 }
2582 return;
2583 }
2584
2585 switch (ch) {
2586/*
2587 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2588 */
2589#ifdef PRINTPIPE
2590 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2591 switch (arg[0]) {
2592 case 0: /* initiate transfer to primary aux device */
2593 rxvt_scr_printscreen(aR_ 0);
2594 break;
2595 case 5: /* start relay to primary aux device */
2596 rxvt_process_print_pipe(aR);
2597 break;
2598 }
2599 break;
2600#endif
2601
2602 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2603 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2604 arg[0] = -arg[0];
2605 /* FALLTHROUGH */
2606 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2607 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2608 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2609 break;
2610
2611 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2612 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2613#ifdef ISO6429
2614 arg[0] = -arg[0];
2615#else /* emulate common DEC VTs */
2616 arg[0] = arg[0] ? -arg[0] : -1;
2617#endif
2618 /* FALLTHROUGH */
2619 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2620 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2621#ifdef ISO6429
2622 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2623#else /* emulate common DEC VTs */
2624 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2625#endif
2626 break;
2627
2628 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2629 arg[0] = -arg[0];
2630 /* FALLTHROUGH */
2631 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2632 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2633 break;
2634
2635 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2636 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2637 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2638 break;
2639
2640 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2641 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2642 break;
2643
2644 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2645 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2646 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2647 break;
2648
2649 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2650 arg[0] = -arg[0];
2651 /* FALLTHROUGH */
2652 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2653 rxvt_scr_tab(aR_ arg[0]);
2654 break;
2655
2656 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2657 rxvt_scr_erase_screen(aR_ arg[0]);
2658 break;
2659
2660 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2661 rxvt_scr_erase_line(aR_ arg[0]);
2662 break;
2663
2664 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2665 rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2666 break;
2667
2668 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2669 rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2670 break;
2671
2672 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2673 rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2674 break;
2675
2676 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2677 rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2678 break;
2679
2680 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2681 rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2682 break;
2683
2684 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2685 arg[0] = -arg[0];
2686 /* FALLTHROUGH */
2687 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2688 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2689 break;
2690
2691 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2692 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS,
2693 (unsigned int)(sizeof(VT100_ANS) - 1));
2694 break;
2695
2696 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2697 rxvt_process_sgr_mode(aR_ nargs, arg);
2698 break;
2699
2700 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2701 switch (arg[0]) {
2702 case 5: /* DSR requested */
2703 rxvt_tt_printf(aR_ "\033[0n");
2704 break;
2705 case 6: /* CPR requested */
2706 rxvt_scr_report_position(aR);
2707 break;
2708#if defined (ENABLE_DISPLAY_ANSWER)
2709 case 7: /* unofficial extension */
2710 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]);
2711 break;
2712#endif
2713 case 8: /* unofficial extension */
2714 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2715 break;
2716 }
2717 break;
2718
2719 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2720 switch (arg[0]) {
2721 case 0: /* char tab stop cleared at active position */
2722 rxvt_scr_set_tab(aR_ 0);
2723 break;
2724 /* case 1: */ /* line tab stop cleared in active line */
2725 /* case 2: */ /* char tab stops cleared in active line */
2726 case 3: /* all char tab stops are cleared */
2727 /* case 4: */ /* all line tab stops are cleared */
2728 case 5: /* all tab stops are cleared */
2729 rxvt_scr_set_tab(aR_ -1);
2730 break;
2731 }
2732 break;
2733
2734 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2735 switch (arg[0]) {
2736 case 0: /* char tab stop set at active position */
2737 rxvt_scr_set_tab(aR_ 1);
2738 break; /* = ESC H */
2739 /* case 1: */ /* line tab stop set at active line */
2740 case 2: /* char tab stop cleared at active position */
2741 rxvt_scr_set_tab(aR_ 0);
2742 break; /* = ESC [ 0 g */
2743 /* case 3: */ /* line tab stop cleared at active line */
2744 /* case 4: */ /* char tab stops cleared at active line */
2745 case 5: /* all char tab stops are cleared */
2746 rxvt_scr_set_tab(aR_ -1);
2747 break; /* = ESC [ 3 g */
2748 /* case 6: */ /* all line tab stops are cleared */
2749 }
2750 break;
2751
2752 case CSI_RM: /* 8.3.107: RESET MODE */
2753 if (arg[0] == 4)
2754 rxvt_scr_insert_mode(aR_ 0);
2755 break;
2756
2757 case CSI_SM: /* 8.3.126: SET MODE */
2758 if (arg[0] == 4)
2759 rxvt_scr_insert_mode(aR_ 1);
2760 break;
2761
2762/*
2763 * PRIVATE USE beyond this point. All CSI_7? sequences here
2764 */
2765 case CSI_72: /* DECSTBM: set top and bottom margins */
2766 if (nargs == 1)
2767 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2768 else if (nargs == 0 || arg[0] >= arg[1])
2769 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2770 else
2771 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2772 break;
2773
2774 case CSI_73:
2775 rxvt_scr_cursor(aR_ SAVE);
2776 break;
2777 case CSI_75:
2778 rxvt_scr_cursor(aR_ RESTORE);
2779 break;
2780
2781#ifndef NO_FRILLS
2782 case CSI_74:
2783 rxvt_process_window_ops(aR_ arg, nargs);
2784 break;
2785#endif
2786
2787 case CSI_78: /* DECREQTPARM */
2788 if (arg[0] == 0 || arg[0] == 1)
2789 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2790 /* FALLTHROUGH */
2791
2792 default:
2793 break;
2794 }
2795}
2796/*}}} */
2797
2798#ifndef NO_FRILLS
2799/* ARGSUSED */
2800/* INTPROTO */
2801void
2802rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3121rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2803{ 3122{
2804 int x, y; 3123 int x, y;
2805#if 0
2806 char *s;
2807#endif
2808 XWindowAttributes wattr; 3124 XWindowAttributes wattr;
2809 Window wdummy; 3125 Window wdummy;
2810 3126
3127 dLocal (Display *, dpy);
3128
2811 if (nargs == 0) 3129 if (nargs == 0)
2812 return; 3130 return;
3131
2813 switch (args[0]) { 3132 switch (args[0])
3133 {
2814 /* 3134 /*
2815 * commands 3135 * commands
2816 */ 3136 */
2817 case 1: /* deiconify window */ 3137 case 1: /* deiconify window */
2818 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3138 XMapWindow (dpy, parent);
2819 break; 3139 break;
2820 case 2: /* iconify window */ 3140 case 2: /* iconify window */
2821 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3141 XIconifyWindow (dpy, parent, display->screen);
2822 DefaultScreen(R->Xdisplay)); 3142 break;
2823 break;
2824 case 3: /* set position (pixels) */ 3143 case 3: /* set position (pixels) */
2825 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3144 XMoveWindow (dpy, parent, args[1], args[2]);
2826 break; 3145 break;
2827 case 4: /* set size (pixels) */ 3146 case 4: /* set size (pixels) */
2828 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3147 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2829 break; 3148 break;
2830 case 5: /* raise window */ 3149 case 5: /* raise window */
2831 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3150 XRaiseWindow (dpy, parent);
2832 break; 3151 break;
2833 case 6: /* lower window */ 3152 case 6: /* lower window */
2834 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3153 XLowerWindow (dpy, parent);
2835 break; 3154 break;
2836 case 7: /* refresh window */ 3155 case 7: /* refresh window */
2837 rxvt_scr_touch(aR_ True); 3156 scr_touch (true);
2838 break; 3157 break;
2839 case 8: /* set size (chars) */ 3158 case 8: /* set size (chars) */
2840 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3159 set_widthheight ((unsigned int) (args[2] * fwidth),
2841 (unsigned int)(args[1] * R->TermWin.fheight)); 3160 (unsigned int) (args[1] * fheight));
2842 break; 3161 break;
3162
3163 //case 9: NYI, TODO, restore maximized window or maximize window
2843 default: 3164 default:
2844 if (args[0] >= 24) /* set height (chars) */ 3165 if (args[0] >= 24) /* set height (chars) */
2845 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3166 set_widthheight ((unsigned int)vt_width,
2846 (unsigned int)(args[1] * R->TermWin.fheight)); 3167 (unsigned int) (args[1] * fheight));
2847 break; 3168 break;
3169
2848 /* 3170 /*
2849 * reports - some output format copied from XTerm 3171 * reports - some output format copied from XTerm
2850 */ 3172 */
2851 case 11: /* report window state */ 3173 case 11: /* report window state */
2852 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3174 XGetWindowAttributes (dpy, parent, &wattr);
2853 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3175 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2854 break; 3176 break;
2855 case 13: /* report window position */ 3177 case 13: /* report window position */
2856 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3178 XGetWindowAttributes (dpy, parent, &wattr);
2857 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3179 XTranslateCoordinates (dpy, parent, wattr.root,
2858 -wattr.border_width, -wattr.border_width, 3180 -wattr.border_width, -wattr.border_width,
2859 &x, &y, &wdummy); 3181 &x, &y, &wdummy);
2860 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3182 tt_printf ("\033[3;%d;%dt", x, y);
2861 break; 3183 break;
2862 case 14: /* report window size (pixels) */ 3184 case 14: /* report window size (pixels) */
2863 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3185 XGetWindowAttributes (dpy, parent, &wattr);
2864 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3186 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2865 break; 3187 break;
3188 case 18: /* report text area size (chars) */
3189 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3190 break;
2866 case 18: /* report window size (chars) */ 3191 case 19: /* report window size (chars) */
2867 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3192 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2868 break; 3193 break;
2869#if 0 /* XXX: currently disabled due to security concerns */
2870 case 20: /* report icon label */ 3194 case 20: /* report icon label */
2871 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3195 {
2872 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3196 char *s;
2873 break; 3197 XGetIconName (dpy, parent, &s);
3198 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3199 XFree (s);
3200 }
3201 break;
2874 case 21: /* report window title */ 3202 case 21: /* report window title */
2875 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3203 {
2876 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3204 char *s;
2877 break; 3205 XFetchName (dpy, parent, &s);
2878#endif 3206 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3207 XFree (s);
3208 }
3209 break;
2879 } 3210 }
2880} 3211}
2881#endif 3212#endif
2882 3213
2883/*----------------------------------------------------------------------*/ 3214/*----------------------------------------------------------------------*/
2884/* 3215/*
2885 * get input up until STRING TERMINATOR (or BEL) 3216 * get input up until STRING TERMINATOR (or BEL)
2886 * ends_how is terminator used. returned input must be free()d 3217 * ends_how is terminator used. returned input must be free()'d
2887 */ 3218 */
2888/* INTPROTO */ 3219char *
2889unsigned char * 3220rxvt_term::get_to_st (unicode_t &ends_how)
2890rxvt_get_to_st(pR_ unsigned char *ends_how)
2891{ 3221{
2892 int seen_esc = 0; /* seen escape? */ 3222 unicode_t ch;
3223 bool seen_esc = false;
2893 unsigned int n = 0; 3224 unsigned int n = 0;
2894 unsigned char *s; 3225 wchar_t string[CBUFSIZ];
2895 unsigned char ch, string[STRING_MAX];
2896 3226
2897 for (; (ch = rxvt_cmd_getc(aR));) { 3227 while ((ch = cmd_getc ()) != NOCHAR)
2898 if (ch == C0_BEL 3228 {
2899 || ch == CHAR_ST 3229 if (seen_esc)
2900 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3230 {
3231 if (ch == 0x5c) /* 7bit ST */
3232 break;
3233 else
3234 return NULL;
3235 }
3236 else if (ch == C0_ESC)
3237 {
3238 seen_esc = true;
3239 continue;
3240 }
3241 else if (ch == C0_BEL || ch == CHAR_ST)
2901 break; 3242 break;
2902 if (ch == C0_ESC) { 3243 else if (ch == C0_SYN)
2903 seen_esc = 1; 3244 ch = cmd_get8 ();
2904 continue; 3245 else if (ch < 0x20)
2905 } else if (ch == '\t')
2906 ch = ' '; /* translate '\t' to space */
2907 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2908 return NULL; /* other control character - exit */ 3246 return NULL; /* other control character - exit */
3247
3248 seen_esc = false;
3249
2909 if (n < sizeof(string) - 1) 3250 if (n >= sizeof (string) - 1)
3251 // stop at some sane length
3252 return NULL;
3253
2910 string[n++] = ch; 3254 string[n++] = ch;
2911 seen_esc = 0;
2912 } 3255 }
3256
2913 string[n++] = '\0'; 3257 string[n++] = '\0';
2914 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3258
2915 return NULL;
2916 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3259 ends_how = (ch == 0x5c ? C0_ESC : ch);
2917 STRNCPY(s, string, n); 3260
2918 return s; 3261 return rxvt_wcstombs (string);
2919} 3262}
2920 3263
2921/*----------------------------------------------------------------------*/ 3264/*----------------------------------------------------------------------*/
2922/* 3265/*
2923 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3266 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2924 */ 3267 */
2925/* INTPROTO */
2926void 3268void
2927rxvt_process_dcs_seq(pR) 3269rxvt_term::process_dcs_seq ()
2928{ 3270{
2929 unsigned char eh, *s; 3271 /*
2930/*
2931 * Not handled yet 3272 * Not handled yet
2932 */ 3273 */
2933 s = rxvt_get_to_st(aR_ &eh); 3274
3275 unicode_t eh;
3276 char *s = get_to_st (eh);
2934 if (s) 3277 if (s)
2935 free(s); 3278 free (s);
3279
2936 return; 3280 return;
2937} 3281}
2938 3282
2939/*----------------------------------------------------------------------*/ 3283/*----------------------------------------------------------------------*/
2940/* 3284/*
2941 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3285 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2942 */ 3286 */
2943/* INTPROTO */
2944void 3287void
2945rxvt_process_osc_seq(pR) 3288rxvt_term::process_osc_seq ()
2946{ 3289{
2947 unsigned char ch, eh, *s; 3290 int arg;
2948 int arg;
2949 3291
2950 ch = rxvt_cmd_getc(aR); 3292 unicode_t ch = cmd_getc ();
2951 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3293 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2952 arg = arg * 10 + (ch - '0'); 3294 arg = arg * 10 + (ch - '0');
2953 3295
2954 if (ch == ';') { 3296 if (ch == ';')
2955 s = rxvt_get_to_st(aR_ &eh); 3297 {
2956 if (s) { 3298 unicode_t eh;
2957 /* 3299 char *s = get_to_st (eh);
2958 * rxvt_menubar_dispatch() violates the constness of the string, 3300
2959 * so do it here 3301 if (s)
2960 */ 3302 {
2961 if (arg == XTerm_Menu) 3303 process_xterm_seq (arg, s, eh);
2962#if 0 /* XXX: currently disabled due to security concerns */ 3304 free (s);
2963 rxvt_menubar_dispatch(aR_ (char *)s); 3305 }
2964#else 3306 }
2965 0; 3307}
2966#endif 3308
3309static unsigned int
3310colorcube_index (unsigned int idx_r,
3311 unsigned int idx_g,
3312 unsigned int idx_b)
3313{
3314 assert (idx_r < Red_levels);
3315 assert (idx_g < Green_levels);
3316 assert (idx_b < Blue_levels);
3317
3318 return idx_r * Blue_levels * Green_levels +
3319 idx_g * Blue_levels +
3320 idx_b;
3321}
3322
3323/*
3324 * Find the nearest color slot in the hidden color cube,
3325 * adapt its value to the 32bit RGBA color.
3326 */
3327unsigned int
3328rxvt_term::map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a)
3329{
3330 r &= 0xff;
3331 g &= 0xff;
3332 b &= 0xff;
3333 a &= 0xff;
3334
3335 uint32_t color = (a << 24) | (r << 16) | (g << 8) | b;
3336
3337 /* we allow one of the 6 closest neighbouring colours */
3338 /* to replace the current color, if they not used recently */
3339 static const signed char dxyz[][3] = {
3340 0, 0, 0,
3341 0, 0, 4,
3342 0, 4, 0,
3343 4, 0, 0,
3344 0, 4, 4,
3345 4, 4, 0,
3346 4, 0, 4,
3347 };
3348
3349 static const unsigned char color_level[8][32] = {
3350 // neighbour index
3351 {0, 0, 1, 0, 0, 1, 1, 2, 2, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3},
3352 {0, 1, 0, 1, 1, 2, 1, 1, 2, 2, 3, 3, 2, 2, 2, 3, 3, 3, 4, 4, 4, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4},
3353 {0, 0, 1, 2, 1, 1, 2, 3, 3, 2, 2, 3, 3, 4, 4, 3, 3, 3, 4, 4, 5, 5, 5, 4, 4, 4, 5, 5, 5, 5, 5, 5},
3354 {0, 0, 2, 1, 2, 3, 2, 2, 3, 4, 4, 3, 3, 4, 4, 5, 5, 4, 4, 5, 5, 5, 6, 6, 5, 5, 5, 6, 6, 6, 6, 6},
3355 // Red_levels/Green_levels/Blue_levels index
3356 {0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3},
3357 {0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4},
3358 {0, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5},
3359 {0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6},
3360 };
3361
3362 unsigned int idx;
3363
3364 for (int n = 0; n < ecb_array_length (dxyz); ++n)
3365 {
3366 unsigned int idx_r = color_level[ Red_levels - dxyz[n][0]][r / 8];
3367 unsigned int idx_g = color_level[Green_levels - dxyz[n][1]][g / 8];
3368 unsigned int idx_b = color_level[ Blue_levels - dxyz[n][2]][b / 8];
3369 unsigned int index = colorcube_index (idx_r, idx_g, idx_b);
3370
3371 if (n == 0)
3372 idx = index;
3373
3374 if (rgb24_color[index] == color)
3375 {
3376 rgb24_seqno[index] = ++rgb24_sequence;
3377 return index + minTermCOLOR24;
3378 }
3379
3380 // minor issue: could update index 0 few more times
3381 if ((rgb24_seqno[index] | rgb24_color[index]) == 0)
3382 {
3383 idx = index;
3384 goto update;
3385 }
3386
3387 // like (rgb24_seqno[idx] > rgb24_seqno[index])
3388 // but also handles wrap around values good enough
3389 if ((uint16_t)(rgb24_seqno[idx] - rgb24_seqno[index]) < 0x7fff)
3390 idx = index;
3391 }
3392
3393update:
3394 rgb24_color[idx] = color;
3395 rgb24_seqno[idx] = ++rgb24_sequence;
3396
3397 idx += minTermCOLOR24;
3398 pix_colors_focused [idx].free (this);
3399 pix_colors_focused [idx].set (this, rgba (r * 0x0101, g * 0x0101, b * 0x0101, a * 0x0101));
3400 update_fade_color (idx, false);
3401
3402 return idx;
3403}
3404
3405void
3406rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3407{
3408 if (str[0] == '?' && !str[1])
3409 {
3410 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3411 return;
3412
3413 rgba c;
3414 pix_colors_focused[color].get (c);
3415 color -= minCOLOR;
3416
3417#if XFT
3418 if (c.a != rgba::MAX_CC)
3419 tt_printf ("\033]%d;%d;rgba:%04x/%04x/%04x/%04x%c", report, color, c.r, c.g, c.b, c.a, resp);
2967 else 3420 else
2968 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3421#endif
2969 free(s); 3422 tt_printf ("\033]%d;%d;rgb:%04x/%04x/%04x%c", report, color, c.r, c.g, c.b, resp);
2970 }
2971 } 3423 }
3424 else
3425 set_window_color (color, str);
2972} 3426}
3427
2973/* 3428/*
2974 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3429 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2975 * 0 = change iconName/title
2976 * 1 = change iconName
2977 * 2 = change title
2978 * 4 = change color
2979 * 12 = change text color
2980 * 13 = change mouse foreground color
2981 * 17 = change highlight character colour
2982 * 18 = change bold character color
2983 * 19 = change underlined character color
2984 * 46 = change logfile (not implemented)
2985 * 50 = change font
2986 *
2987 * rxvt extensions:
2988 * 10 = menu (may change in future)
2989 * 20 = bg pixmap
2990 * 39 = change default fg color
2991 * 49 = change default bg color
2992 * 55 = dump scrollback buffer and all of screen
2993 */ 3430 */
2994/* EXTPROTO */
2995void 3431void
2996rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3432rxvt_term::process_xterm_seq (int op, char *str, char resp)
2997{ 3433{
2998 int changed = 0; 3434 int color;
2999 int color;
3000 char *buf, *name; 3435 char *buf, *name;
3436 bool query = str[0] == '?' && !str[1];
3437 int saveop = op;
3001 3438
3439 dLocal (Display *, dpy);
3440
3002 assert(str != NULL); 3441 assert (str != NULL);
3442
3443 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3444 return;
3445
3003 switch (op) { 3446 switch (op)
3447 {
3004 case XTerm_name: 3448 case XTerm_name:
3005 rxvt_set_title(aR_ str); 3449 set_title (str);
3006 /* FALLTHROUGH */ 3450 /* FALLTHROUGH */
3007 case XTerm_iconName: 3451 case XTerm_iconName:
3008 rxvt_set_iconName(aR_ str); 3452 set_icon_name (str);
3009 break; 3453 break;
3010 case XTerm_title: 3454 case XTerm_title:
3011 rxvt_set_title(aR_ str); 3455 set_title (str);
3012 break; 3456 break;
3457 case XTerm_property:
3458 if (str[0] == '?')
3459 {
3460 Atom prop = display->atom (str + 1);
3461 Atom actual_type;
3462 int actual_format;
3463 unsigned long nitems;
3464 unsigned long bytes_after;
3465 unsigned char *value = 0;
3466 const char *str = "";
3467
3468 if (prop
3469 && XGetWindowProperty (dpy, parent,
3470 prop, 0, 1<<16, 0, AnyPropertyType,
3471 &actual_type, &actual_format,
3472 &nitems, &bytes_after, &value) == Success
3473 && actual_type != None
3474 && actual_format == 8)
3475 str = (const char *)(value);
3476
3477 tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
3478
3479 XFree (value);
3480 }
3481 else
3482 {
3483 char *eq = strchr (str, '=');
3484
3485 if (eq)
3486 {
3487 *eq = 0;
3488 set_utf8_property (display->atom (str), eq + 1);
3489 }
3490 else
3491 XDeleteProperty (dpy, parent,
3492 display->atom (str));
3493 }
3494 break;
3495
3013 case XTerm_Color: 3496 case XTerm_Color:
3014 for (buf = (char *)str; buf && *buf;) { 3497 for (buf = (char *)str; buf && *buf;)
3498 {
3015 if ((name = STRCHR(buf, ';')) == NULL) 3499 if ((name = strchr (buf, ';')) == NULL)
3016 break; 3500 break;
3501
3017 *name++ = '\0'; 3502 *name++ = '\0';
3018 color = atoi(buf); 3503 color = atoi (buf) + minCOLOR;
3019 if (color < 0 || color >= TOTAL_COLORS) 3504
3020 break; 3505 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3506 break;
3507
3021 if ((buf = STRCHR(name, ';')) != NULL) 3508 if ((buf = strchr (name, ';')) != NULL)
3022 *buf++ = '\0'; 3509 *buf++ = '\0';
3023 rxvt_set_window_color(aR_ color + minCOLOR, name); 3510
3024 } 3511 process_color_seq (op, color, name, resp);
3025 break; 3512 }
3513 break;
3514 case Rxvt_restoreFG:
3515 case XTerm_Color00:
3516 process_color_seq (op, Color_fg, str, resp);
3517 break;
3518 case Rxvt_restoreBG:
3519 case XTerm_Color01:
3520 process_color_seq (op, Color_bg, str, resp);
3521 break;
3026#ifndef NO_CURSORCOLOR 3522#ifndef NO_CURSORCOLOR
3027 case XTerm_Color_cursor: 3523 case XTerm_Color_cursor:
3028 rxvt_set_window_color(aR_ Color_cursor, str); 3524 process_color_seq (op, Color_cursor, str, resp);
3029 break; 3525 break;
3030#endif 3526#endif
3031 case XTerm_Color_pointer: 3527 case XTerm_Color_pointer_fg:
3032 rxvt_set_window_color(aR_ Color_pointer, str); 3528 process_color_seq (op, Color_pointer_fg, str, resp);
3033 break; 3529 break;
3530 case XTerm_Color_pointer_bg:
3531 process_color_seq (op, Color_pointer_bg, str, resp);
3532 break;
3533#ifdef OPTION_HC
3534 case XTerm_Color_HC:
3535 process_color_seq (op, Color_HC, str, resp);
3536 break;
3537 case XTerm_Color_HTC:
3538 process_color_seq (op, Color_HTC, str, resp);
3539 break;
3540#endif
3034#ifndef NO_BOLD_UNDERLINE_REVERSE 3541#ifndef NO_BOLD_UNDERLINE_REVERSE
3035 case XTerm_Color_BD: 3542 case URxvt_Color_BD:
3036 rxvt_set_window_color(aR_ Color_BD, str); 3543 process_color_seq (op, Color_BD, str, resp);
3037 break; 3544 break;
3038 case XTerm_Color_UL: 3545 case URxvt_Color_UL:
3039 rxvt_set_window_color(aR_ Color_UL, str); 3546 process_color_seq (op, Color_UL, str, resp);
3040 break; 3547 break;
3041 case XTerm_Color_RV: 3548 case URxvt_Color_IT:
3042 rxvt_set_window_color(aR_ Color_RV, str); 3549 process_color_seq (op, Color_IT, str, resp);
3043 break; 3550 break;
3044#endif 3551#endif
3552 case URxvt_Color_border:
3553 process_color_seq (op, Color_border, str, resp);
3554 break;
3045 3555
3046 case XTerm_Menu:
3047 /*
3048 * rxvt_menubar_dispatch() violates the constness of the string,
3049 * so DON'T do it here
3050 */
3051 break;
3052 case XTerm_Pixmap:
3053 if (*str != ';') {
3054#if XPM_BACKGROUND
3055 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */
3056 rxvt_set_bgPixmap(aR_ str); /* change pixmap */
3057#endif
3058 rxvt_scr_touch(aR_ True);
3059 }
3060 while ((str = STRCHR(str, ';')) != NULL) {
3061 str++;
3062#if XPM_BACKGROUND
3063 changed += rxvt_scale_pixmap(aR_ str);
3064#endif
3065 }
3066 if (changed) {
3067#ifdef XPM_BACKGROUND
3068 rxvt_resize_pixmap(aR);
3069#endif
3070 rxvt_scr_touch(aR_ True);
3071 }
3072 break;
3073
3074 case XTerm_restoreFG:
3075 rxvt_set_window_color(aR_ Color_fg, str);
3076 break;
3077 case XTerm_restoreBG:
3078 rxvt_set_window_color(aR_ Color_bg, str);
3079 break;
3080 case XTerm_logfile: 3556 case XTerm_logfile:
3081 break; 3557 // TODO, when secure mode?
3082 case XTerm_font: 3558 break;
3083 rxvt_change_font(aR_ 0, str); 3559
3084 break;
3085#if 0 3560#if 0
3086 case XTerm_dumpscreen: /* no error notices */ 3561 case Rxvt_dumpscreen: /* no error notices */
3087 { 3562 {
3088 int fd; 3563 int fd;
3089 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3564 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3090 rxvt_scr_dump(aR_ fd); 3565 {
3091 close(fd); 3566 scr_dump (fd);
3092 } 3567 close (fd);
3093 } 3568 }
3094 break; 3569 }
3570 break;
3571#endif
3572 case XTerm_font:
3573 op = URxvt_font;
3574 case URxvt_font:
3575#if ENABLE_STYLES
3576 case URxvt_boldFont:
3577 case URxvt_italicFont:
3578 case URxvt_boldItalicFont:
3579#endif
3580 if (query)
3581 tt_printf ("\33]%d;%-.250s%c", saveop,
3582 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3583 ? fontset[op - URxvt_font]->fontdesc : "",
3584 resp);
3585 else
3586 {
3587 const char *&res = rs[Rs_font + (op - URxvt_font)];
3588
3589 res = strdup (str);
3590 allocated.push_back ((void *)res);
3591 set_fonts ();
3592 }
3593 break;
3594
3595 case URxvt_version:
3596 if (query)
3597 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3598 op,
3599 rs[Rs_name], VERSION[0], VERSION[2],
3600 resp);
3601 break;
3602
3603#if !ENABLE_MINIMAL
3604 case URxvt_locale:
3605 if (query)
3606 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3607 else
3608 {
3609 set_locale (str);
3610 pty->set_utf8_mode (enc_utf8);
3611 init_xlocale ();
3612 }
3613 break;
3614
3615 case URxvt_view_up:
3616 case URxvt_view_down:
3617 {
3618 int lines = atoi (str);
3619
3620 if (lines)
3621 scr_page (op == URxvt_view_up ? UP : DN, lines);
3622 else
3623 scr_erase_savelines ();
3624 }
3625
3626 break;
3627#endif
3628
3629#if ENABLE_PERL
3630 case URxvt_perl:
3631 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
3632 break;
3095#endif 3633#endif
3096 } 3634 }
3097} 3635}
3098/*----------------------------------------------------------------------*/ 3636/*----------------------------------------------------------------------*/
3099 3637
… …
3105 * 's' = save 3643 * 's' = save
3106 * 'r' = restore 3644 * 'r' = restore
3107 * 't' = toggle 3645 * 't' = toggle
3108 * so no need for fancy checking 3646 * so no need for fancy checking
3109 */ 3647 */
3110/* INTPROTO */ 3648int ecb_cold
3111int
3112rxvt_privcases(pR_ int mode, unsigned long bit) 3649rxvt_term::privcases (int mode, unsigned long bit)
3113{ 3650{
3114 int state; 3651 int state;
3115 3652
3116 if (mode == 's') { 3653 if (mode == 's')
3117 R->SavedModes |= (R->PrivateModes & bit); 3654 {
3118 return -1; 3655 if (priv_modes & bit)
3656 SavedModes |= bit;
3119 } else { 3657 else
3658 SavedModes &= ~bit;
3659 return -1;
3660 }
3661 else
3662 {
3120 if (mode == 'r') 3663 if (mode == 'r')
3121 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3664 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3122 else 3665 else
3123 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3666 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3124 PrivMode(state, bit); 3667
3668 if (state)
3669 priv_modes |= bit;
3670 else
3671 priv_modes &= ~bit;
3125 } 3672 }
3673
3126 return state; 3674 return state;
3127} 3675}
3128 3676
3129/* we're not using priv _yet_ */ 3677/* we're not using priv _yet_ */
3130/* INTPROTO */
3131void 3678void
3132rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3679rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3133{ 3680{
3134 unsigned int i, j; 3681 unsigned int i, j;
3135 int state; 3682 int state;
3683
3136 static const struct { 3684 static const struct
3685 {
3137 const int argval; 3686 const int argval;
3138 const unsigned long bit; 3687 const unsigned long bit;
3139 } argtopriv[] = { 3688 } argtopriv[] = {
3140 { 1, PrivMode_aplCUR }, 3689 { 1, PrivMode_aplCUR }, // DECCKM
3141 { 2, PrivMode_vt52 }, 3690 { 2, PrivMode_vt52 }, // DECANM
3142 { 3, PrivMode_132 }, 3691 { 3, PrivMode_132 }, // DECCOLM
3143 { 4, PrivMode_smoothScroll }, 3692 { 4, PrivMode_smoothScroll }, // DECSCLM
3144 { 5, PrivMode_rVideo }, 3693 { 5, PrivMode_rVideo }, // DECSCNM
3145 { 6, PrivMode_relOrigin }, 3694 { 6, PrivMode_relOrigin }, // DECOM
3146 { 7, PrivMode_Autowrap }, 3695 { 7, PrivMode_Autowrap }, // DECAWM
3147 { 9, PrivMode_MouseX10 }, 3696 // 8, auto-repeat keys // DECARM
3148#ifdef menuBar_esc 3697 { 9, PrivMode_MouseX10 },
3149 { menuBar_esc, PrivMode_menuBar }, 3698 { 12, PrivMode_BlinkingCursor },
3150#endif 3699 // 18 end FF to printer after print screen
3700 // 19 Print screen prints full screen/scroll region
3701 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3151#ifdef scrollBar_esc 3702#ifdef scrollBar_esc
3152 { scrollBar_esc, PrivMode_scrollBar }, 3703 { scrollBar_esc, PrivMode_scrollBar },
3153#endif 3704#endif
3154 { 25, PrivMode_VisibleCursor }, 3705 { 35, PrivMode_ShiftKeys }, // rxvt extension
3155 { 35, PrivMode_ShiftKeys }, 3706 // 38, tektronix mode // DECTEK
3156 { 40, PrivMode_132OK }, 3707 { 40, PrivMode_132OK },
3157 { 47, PrivMode_Screen }, 3708 // 41 xterm more fixes NYI
3158 { 66, PrivMode_aplKP }, 3709 // 45 margin bell NYI
3710 // 46 start logging
3711 { 47, PrivMode_Screen },
3712 { 66, PrivMode_aplKP }, // DECNKM
3159#ifndef NO_BACKSPACE_KEY 3713#ifndef NO_BACKSPACE_KEY
3160 { 67, PrivMode_BackSpace }, 3714 { 67, PrivMode_BackSpace }, // DECBKM
3161#endif 3715#endif
3162 { 1000, PrivMode_MouseX11 }, 3716 { 1000, PrivMode_MouseX11 },
3163 { 1010, PrivMode_TtyOutputInh }, 3717 { 1002, PrivMode_MouseBtnEvent },
3164 { 1011, PrivMode_Keypress }, 3718 { 1003, PrivMode_MouseAnyEvent },
3165 { 1047, PrivMode_Screen }, 3719#if ENABLE_FRILLS
3166 }; 3720 { 1004, PrivMode_FocusEvent },
3721 { 1005, PrivMode_ExtMouseUTF8 },
3722 { 1006, PrivMode_ExtMouseSGR },
3723#endif
3724 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3725 { 1011, PrivMode_Keypress }, // rxvt extension
3726#if ENABLE_FRILLS
3727 { 1015, PrivMode_ExtMouseUrxvt }, // urxvt extension of 1005
3728#endif
3729 // 1035 enable modifiers for alt, numlock NYI
3730 // 1036 send ESC for meta keys NYI
3731 // 1037 send DEL for keypad delete NYI
3732 { 1047, PrivMode_Screen },
3733 // 1048 save and restore cursor, implemented in code
3734 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3735 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3736 { 2004, PrivMode_BracketPaste },
3737 };
3167 3738
3168 if (nargs == 0) 3739 if (nargs == 0)
3169 return; 3740 return;
3170 3741
3742 // DECRQM
3743 if (mode == 'p')
3744 {
3745 int status = 0;
3746 if (nargs != 1)
3747 return;
3748
3749 for (j = 0; j < ecb_array_length (argtopriv); j++)
3750 if (argtopriv[j].argval == arg[0])
3751 {
3752 status = (priv_modes & argtopriv[j].bit) ? 1 : 2;
3753 break;
3754 }
3755
3756 tt_printf ("\33[?%d;%d$y", arg[0], status);
3757 return;
3758 }
3759
3171/* make lo/hi boolean */ 3760 /* make lo/hi boolean */
3172 if (mode == 'l') 3761 if (mode == 'l')
3173 mode = 0; /* reset */ 3762 mode = 0; /* reset */
3174 else if (mode == 'h') 3763 else if (mode == 'h')
3175 mode = 1; /* set */ 3764 mode = 1; /* set */
3176 3765
3177 for (i = 0; i < nargs; i++) { 3766 for (i = 0; i < nargs; i++)
3767 {
3178 state = -1; 3768 state = -1;
3179 3769
3180 /* basic handling */ 3770 /* basic handling */
3181 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3771 for (j = 0; j < ecb_array_length (argtopriv); j++)
3182 if (argtopriv[j].argval == arg[i]) { 3772 if (argtopriv[j].argval == arg[i])
3773 {
3183 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3774 state = privcases (mode, argtopriv[j].bit);
3184 break; 3775 break;
3185 } 3776 }
3186 3777
3187 /* extra handling for values with state unkept */ 3778 /* extra handling for values with state unkept */
3188 if (state == -1)
3189 switch (arg[i]) { 3779 switch (arg[i])
3780 {
3781#if ENABLE_STYLES
3782 case 1021:
3783 set_option (Opt_intensityStyles, mode);
3784
3785 scr_touch (true);
3786 break;
3787#endif
3190 case 1048: /* alternative cursor save */ 3788 case 1048: /* alternative cursor save */
3191 if (mode == 0) 3789 if (option (Opt_secondaryScreen))
3192 rxvt_scr_cursor(aR_ RESTORE); 3790 if (mode == 0)
3193 else if (mode == 1) 3791 scr_cursor (RESTORE);
3194 rxvt_scr_cursor(aR_ SAVE); 3792 else if (mode == 1)
3195 /* FALLTHROUGH */ 3793 scr_cursor (SAVE);
3196 default: 3794 break;
3197 continue; /* for(;i;) */ 3795 }
3198 }
3199 3796
3797 if (state >= 0)
3200 /* extra handling for values with valid 0 or 1 state */ 3798 /* extra handling for values with valid 0 or 1 state */
3201 switch (arg[i]) { 3799 switch (arg[i])
3800 {
3202 /* case 1: - application cursor keys */ 3801 /* case 1: - application cursor keys */
3203 case 2: /* VT52 mode */ 3802 case 2: /* VT52 mode */
3204 /* oddball mode. should be set regardless of set/reset 3803 /* oddball mode. should be set regardless of set/reset
3205 * parameter. Return from VT52 mode with an ESC < from 3804 * parameter. Return from VT52 mode with an ESC < from
3206 * within VT52 mode 3805 * within VT52 mode
3207 */ 3806 */
3208 PrivMode(1, PrivMode_vt52); 3807 priv_modes |= PrivMode_vt52;
3209 break; 3808 break;
3210 case 3: /* 80/132 */ 3809 case 3: /* 80/132 */
3211 if (R->PrivateModes & PrivMode_132OK) 3810 if (priv_modes & PrivMode_132OK)
3212 rxvt_set_widthheight(aR_ 3811 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3213 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3812 break;
3214 (unsigned int)R->TermWin.height);
3215 break;
3216 case 4: /* smooth scrolling */ 3813 case 4: /* smooth scrolling */
3217 if (state) 3814 set_option (Opt_jumpScroll, !state);
3218 R->Options &= ~Opt_jumpScroll; 3815 break;
3219 else
3220 R->Options |= Opt_jumpScroll;
3221 break;
3222 case 5: /* reverse video */ 3816 case 5: /* reverse video */
3223 rxvt_scr_rvideo_mode(aR_ state); 3817 scr_rvideo_mode (state);
3224 break; 3818 break;
3225 case 6: /* relative/absolute origins */ 3819 case 6: /* relative/absolute origins */
3226 rxvt_scr_relative_origin(aR_ state); 3820 scr_relative_origin (state);
3227 break; 3821 break;
3228 case 7: /* autowrap */ 3822 case 7: /* autowrap */
3229 rxvt_scr_autowrap(aR_ state); 3823 scr_autowrap (state);
3230 break; 3824 break;
3231 /* case 8: - auto repeat, can't do on a per window basis */ 3825 /* case 8: - auto repeat, can't do on a per window basis */
3232 case 9: /* X10 mouse reporting */ 3826 case 9: /* X10 mouse reporting */
3233 if (state) /* orthogonal */ 3827 if (state) /* orthogonal */
3234 R->PrivateModes &= ~(PrivMode_MouseX11); 3828 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3235 break; 3829 break;
3236#ifdef menuBar_esc
3237 case menuBar_esc:
3238#ifdef MENUBAR
3239 rxvt_map_menuBar(aR_ state);
3240#endif
3241 break;
3242#endif
3243#ifdef scrollBar_esc 3830#ifdef scrollBar_esc
3244 case scrollBar_esc: 3831 case scrollBar_esc:
3245 if (rxvt_scrollbar_mapping(aR_ state)) { 3832 scrollBar.map (state);
3246 rxvt_resize_all_windows(aR_ 0, 0, 0); 3833 resize_all_windows (0, 0, 0);
3247 rxvt_scr_touch(aR_ True); 3834 scr_touch (true);
3248 } 3835 break;
3249 break;
3250#endif 3836#endif
3837#ifdef CURSOR_BLINK
3838 case 12:
3839 cursor_blink_reset ();
3840 break;
3841#endif
3251 case 25: /* visible/invisible cursor */ 3842 case 25: /* visible/invisible cursor */
3252 rxvt_scr_cursor_visible(aR_ state); 3843 scr_cursor_visible (state);
3253 break; 3844 break;
3254 /* case 35: - shift keys */ 3845 /* case 35: - shift keys */
3255 /* case 40: - 80 <--> 132 mode */ 3846 /* case 40: - 80 <--> 132 mode */
3256 case 47: /* secondary screen */ 3847 case 47: /* secondary screen */
3257 rxvt_scr_change_screen(aR_ state); 3848 scr_change_screen (state);
3258 break; 3849 break;
3259 /* case 66: - application key pad */ 3850 /* case 66: - application key pad */
3260 /* case 67: - backspace key */ 3851 /* case 67: - backspace key */
3261 case 1000: /* X11 mouse reporting */ 3852 case 1000: /* X11 mouse reporting */
3262 if (state) /* orthogonal */ 3853 if (state) /* orthogonal */
3263 R->PrivateModes &= ~(PrivMode_MouseX10); 3854 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3264 break; 3855 break;
3265#if 0 3856 case 1002:
3266 case 1001: 3857 case 1003:
3267 break; /* X11 mouse highlighting */ 3858 if (state)
3268#endif 3859 {
3860 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3861 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3862 mouse_row = mouse_col = 0;
3863 vt_emask_mouse = PointerMotionMask;
3864 }
3865 else
3866 vt_emask_mouse = NoEventMask;
3867
3868 vt_select_input ();
3869 break;
3269 case 1010: /* scroll to bottom on TTY output inhibit */ 3870 case 1010: /* scroll to bottom on TTY output inhibit */
3270 if (state) 3871 set_option (Opt_scrollTtyOutput, !state);
3271 R->Options &= ~Opt_scrollTtyOutput; 3872 break;
3272 else
3273 R->Options |= Opt_scrollTtyOutput;
3274 break;
3275 case 1011: /* scroll to bottom on key press */ 3873 case 1011: /* scroll to bottom on key press */
3276 if (state) 3874 set_option (Opt_scrollTtyKeypress, state);
3277 R->Options |= Opt_scrollTtyKeypress; 3875 break;
3278 else
3279 R->Options &= ~Opt_scrollTtyKeypress;
3280 break;
3281 case 1047: /* secondary screen w/ clearing */ 3876 case 1047: /* secondary screen w/ clearing last */
3282 if (R->current_screen != PRIMARY) 3877 if (option (Opt_secondaryScreen))
3283 rxvt_scr_erase_screen(aR_ 2); 3878 if (!state)
3284 rxvt_scr_change_screen(aR_ state); 3879 scr_erase_screen (2);
3285 /* FALLTHROUGH */ 3880
3286 default: 3881 scr_change_screen (state);
3287 break; 3882 break;
3288 } 3883 case 1049: /* secondary screen w/ clearing first */
3884 if (option (Opt_secondaryScreen))
3885 if (state)
3886 scr_cursor (SAVE);
3887
3888 scr_change_screen (state);
3889
3890 if (option (Opt_secondaryScreen))
3891 if (state)
3892 scr_erase_screen (2);
3893 else
3894 scr_cursor (RESTORE);
3895 break;
3896 default:
3897 break;
3898 }
3289 } 3899 }
3290} 3900}
3291/*}}} */ 3901/*}}} */
3292 3902
3293/*{{{ process sgr sequences */ 3903/*{{{ process sgr sequences */
3294/* INTPROTO */ 3904void ecb_hot
3905rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3906{
3907 unsigned int i;
3908 short rendset;
3909 int rendstyle;
3910
3911 if (nargs == 0)
3912 {
3913 scr_rendition (0, ~RS_None);
3914 return;
3915 }
3916
3917 for (i = 0; i < nargs; i++)
3918 {
3919 rendset = -1;
3920 switch (arg[i])
3921 {
3922 case 0:
3923 rendset = 0, rendstyle = ~RS_None;
3924 break;
3925 case 1:
3926 rendset = 1, rendstyle = RS_Bold;
3927 break;
3928 //case 2: // low intensity
3929 case 3:
3930 rendset = 1, rendstyle = RS_Italic;
3931 break;
3932 case 4:
3933 rendset = 1, rendstyle = RS_Uline;
3934 break;
3935 case 5: // slowly blinking
3936 case 6: // rapidly blinking
3937 rendset = 1, rendstyle = RS_Blink;
3938 break;
3939 //case 6: // scoansi light background
3940 case 7:
3941 rendset = 1, rendstyle = RS_RVid;
3942 break;
3943 case 8:
3944 // invisible. NYI
3945 break;
3946 //case 9: // crossed out
3947 //case 10: // scoansi acs off, primary font
3948 //case 11: // scoansi acs on, first alt font
3949 //case 12: // scoansi acs on, |0x80, second alt font
3950 //...
3951 //case 19: // ninth alt font
3952 //case 20: // gothic
3953 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
3954 rendset = 0, rendstyle = RS_Bold;
3955 break;
3956 case 22: // bold off (vt220)
3957 rendset = 0, rendstyle = RS_Bold;
3958 break;
3959 case 23: // disable italic
3960 rendset = 0, rendstyle = RS_Italic;
3961 break;
3962 case 24: // underline off (vt220)
3963 rendset = 0, rendstyle = RS_Uline;
3964 break;
3965 case 25: // blink off (vt220)
3966 rendset = 0, rendstyle = RS_Blink;
3967 break;
3968 case 26: // variable spacing (iso 8613)
3969 rendset = 0, rendstyle = RS_Blink;
3970 break;
3971 case 27: // reverse off (vt220)
3972 rendset = 0, rendstyle = RS_RVid;
3973 break;
3974 //case 28: // visible. NYI
3975 //case 29: // not crossed-out
3976 }
3977
3978 if (rendset != -1)
3979 {
3980 scr_rendition (rendset, rendstyle);
3981 continue; /* for (;i;) */
3982 }
3983
3984 switch (arg[i])
3985 {
3986 case 30:
3987 case 31: /* set fg color */
3988 case 32:
3989 case 33:
3990 case 34:
3991 case 35:
3992 case 36:
3993 case 37:
3994 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3995 break;
3996 case 39: /* default fg */
3997 scr_color (Color_fg, Color_fg);
3998 break;
3999
4000 case 40:
4001 case 41: /* set bg color */
4002 case 42:
4003 case 43:
4004 case 44:
4005 case 45:
4006 case 46:
4007 case 47:
4008 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
4009 break;
4010 case 49: /* default bg */
4011 scr_color (Color_bg, Color_bg);
4012 break;
4013
4014 case 38: // set fg color, ISO 8613-6
4015 case 48: // set bg color, ISO 8613-6
4016 {
4017 unsigned int fgbg = arg[i] == 38 ? Color_fg : Color_bg;
4018 unsigned int idx;
4019
4020 if (nargs > i + 2 && arg[i + 1] == 5)
4021 {
4022 idx = minCOLOR + arg[i + 2];
4023 i += 2;
4024
4025 scr_color (idx, fgbg);
4026 }
4027 else if (nargs > i + 4 && arg[i + 1] == 2)
4028 {
4029 unsigned int r = arg[i + 2];
4030 unsigned int g = arg[i + 3];
4031 unsigned int b = arg[i + 4];
4032 unsigned int a = 0xff;
4033
4034 idx = map_rgb24_color (r, g, b, a);
4035
4036 i += 4;
4037
4038 scr_color (idx, fgbg);
4039 }
4040 }
4041 break;
4042
4043 //case 50: // not variable spacing
4044
4045#if !ENABLE_MINIMAL
4046 case 90:
4047 case 91: /* set bright fg color */
4048 case 92:
4049 case 93:
4050 case 94:
4051 case 95:
4052 case 96:
4053 case 97:
4054 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4055 break;
4056 case 100:
4057 case 101: /* set bright bg color */
4058 case 102:
4059 case 103:
4060 case 104:
4061 case 105:
4062 case 106:
4063 case 107:
4064 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4065 break;
4066#endif
4067 }
4068 }
4069}
4070
3295void 4071void
3296rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4072rxvt_term::set_cursor_style (int style)
3297{ 4073{
3298 unsigned int i; 4074 if (!IN_RANGE_INC (style, 0, 6))
3299 short rendset; 4075 return;
3300 int rendstyle;
3301 4076
3302 if (nargs == 0) { 4077 if (style == 0)
3303 rxvt_scr_rendition(aR_ 0, ~RS_None); 4078 style = 1;
3304 return;
3305 }
3306 for (i = 0; i < nargs; i++) {
3307 rendset = -1;
3308 switch (arg[i]) {
3309 case 0:
3310 rendset = 0, rendstyle = ~RS_None;
3311 break;
3312 case 1:
3313 rendset = 1, rendstyle = RS_Bold;
3314 break;
3315 case 4:
3316 rendset = 1, rendstyle = RS_Uline;
3317 break;
3318 case 5:
3319 rendset = 1, rendstyle = RS_Blink;
3320 break;
3321 case 7:
3322 rendset = 1, rendstyle = RS_RVid;
3323 break;
3324 case 22:
3325 rendset = 0, rendstyle = RS_Bold;
3326 break;
3327 case 24:
3328 rendset = 0, rendstyle = RS_Uline;
3329 break;
3330 case 25:
3331 rendset = 0, rendstyle = RS_Blink;
3332 break;
3333 case 27:
3334 rendset = 0, rendstyle = RS_RVid;
3335 break;
3336 }
3337 if (rendset != -1) {
3338 rxvt_scr_rendition(aR_ rendset, rendstyle);
3339 continue; /* for(;i;) */
3340 }
3341 4079
3342 switch (arg[i]) { 4080 cursor_type = (style - 1) / 2;
3343 case 30: 4081 set_option (Opt_cursorUnderline, cursor_type == 1);
3344 case 31: /* set fg color */
3345 case 32:
3346 case 33:
3347 case 34:
3348 case 35:
3349 case 36:
3350 case 37:
3351 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3352 Color_fg);
3353 break;
3354#ifdef TTY_256COLOR
3355 case 38:
3356 if (nargs > i + 2 && arg[i + 1] == 5) {
3357 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3358 Color_fg);
3359 i += 2;
3360 }
3361 break;
3362#endif
3363 case 39: /* default fg */
3364 rxvt_scr_color(aR_ Color_fg, Color_fg);
3365 break;
3366 4082
3367 case 40: 4083#ifdef CURSOR_BLINK
3368 case 41: /* set bg color */ 4084 set_option (Opt_cursorBlink, style & 1);
3369 case 42: 4085 cursor_blink_reset ();
3370 case 43:
3371 case 44:
3372 case 45:
3373 case 46:
3374 case 47:
3375 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3376 Color_bg);
3377 break;
3378#ifdef TTY_256COLOR
3379 case 48:
3380 if (nargs > i + 2 && arg[i + 1] == 5) {
3381 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3382 Color_bg);
3383 i += 2;
3384 }
3385 break;
3386#endif 4086#endif
3387 case 49: /* default bg */
3388 rxvt_scr_color(aR_ Color_bg, Color_bg);
3389 break;
3390 4087
3391#ifndef NO_BRIGHTCOLOR 4088 want_refresh = 1;
3392 case 90:
3393 case 91: /* set bright fg color */
3394 case 92:
3395 case 93:
3396 case 94:
3397 case 95:
3398 case 96:
3399 case 97:
3400 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3401 Color_fg);
3402 break;
3403 case 100:
3404 case 101: /* set bright bg color */
3405 case 102:
3406 case 103:
3407 case 104:
3408 case 105:
3409 case 106:
3410 case 107:
3411 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3412 Color_bg);
3413 break;
3414#endif
3415 }
3416 }
3417} 4089}
3418/*}}} */ 4090/*}}} */
3419 4091
3420/*{{{ process Rob Nation's own graphics mode sequences */
3421/* INTPROTO */
3422void
3423rxvt_process_graphics(pR)
3424{
3425 unsigned char ch, cmd = rxvt_cmd_getc(aR);
3426
3427#ifndef RXVT_GRAPHICS
3428 if (cmd == 'Q') { /* query graphics */
3429 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */
3430 return;
3431 }
3432/* swallow other graphics sequences until terminating ':' */
3433 do
3434 ch = rxvt_cmd_getc(aR);
3435 while (ch != ':');
3436#else
3437 unsigned int nargs;
3438 int args[NGRX_PTS];
3439 unsigned char *text = NULL;
3440
3441 if (cmd == 'Q') { /* query graphics */
3442 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3443 return;
3444 }
3445 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3446 int neg;
3447
3448 ch = rxvt_cmd_getc(aR);
3449 neg = (ch == '-');
3450 if (neg || ch == '+')
3451 ch = rxvt_cmd_getc(aR);
3452
3453 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3454 args[nargs] = args[nargs] * 10 + (ch - '0');
3455 if (neg)
3456 args[nargs] = -args[nargs];
3457
3458 nargs++;
3459 args[nargs] = 0;
3460 if (ch != ';')
3461 break;
3462 }
3463
3464 if ((cmd == 'T') && (nargs >= 5)) {
3465 int i, len = args[4];
3466
3467 text = rxvt_malloc((len + 1) * sizeof(char));
3468
3469 if (text != NULL) {
3470 for (i = 0; i < len; i++)
3471 text[i] = rxvt_cmd_getc(aR);
3472 text[len] = '\0';
3473 }
3474 }
3475 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3476#endif
3477}
3478/*}}} */
3479
3480/* ------------------------------------------------------------------------- */ 4092/* ---------------------------------------------------------------------- */
4093/* Write data to the pty as typed by the user, pasted with the mouse,
4094 * or generated by us in response to a query ESC sequence.
4095 */
3481 4096
3482/* 4097/*
3483 * Send printf() formatted output to the command. 4098 * Send printf () formatted output to the command.
3484 * Only use for small amounts of data. 4099 * Only use for small amounts of data.
3485 */ 4100 */
3486/* EXTPROTO */
3487void 4101void
3488rxvt_tt_printf(pR_ const char *fmt,...) 4102rxvt_term::tt_printf (const char *fmt,...)
3489{ 4103{
3490 va_list arg_ptr; 4104 va_list arg_ptr;
3491 unsigned char buf[256]; 4105 char buf[256];
3492 4106
3493 va_start(arg_ptr, fmt); 4107 va_start (arg_ptr, fmt);
3494 vsprintf((char *)buf, fmt, arg_ptr); 4108 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3495 va_end(arg_ptr); 4109 va_end (arg_ptr);
3496 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4110 tt_write (buf, strlen (buf));
3497} 4111}
3498 4112
3499/* ---------------------------------------------------------------------- */ 4113/* Write data to the pty as typed by the user. */
3500/* Addresses pasting large amounts of data and rxvt hang
3501 * code pinched from xterm (v_write()) and applied originally to
3502 * rxvt-2.18 - Hops
3503 * Write data to the pty as typed by the user, pasted with the mouse,
3504 * or generated by us in response to a query ESC sequence.
3505 */
3506/* EXTPROTO */
3507void 4114void
3508rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4115rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3509{ 4116{
3510#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4117 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3511 int riten; 4118 return;
3512 unsigned int p;
3513 unsigned char *v_buffer, /* start of physical buffer */
3514 *v_bufstr, /* start of current buffer pending */
3515 *v_bufptr, /* end of current buffer pending */
3516 *v_bufend; /* end of physical buffer */
3517 4119
3518 if (R->v_bufstr == NULL && len > 0) { 4120 if (option (Opt_scrollTtyKeypress))
3519 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4121 if (view_start)
3520 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4122 {
3521 v_bufend = v_buffer + p; 4123 view_start = 0;
3522 } else { 4124 want_refresh = 1;
3523 v_buffer = R->v_buffer;
3524 v_bufstr = R->v_bufstr;
3525 v_bufptr = R->v_bufptr;
3526 v_bufend = R->v_bufend;
3527 } 4125 }
3528 4126
3529 /* 4127 tt_write_ (data, len);
3530 * Append to the block we already have. Always doing this simplifies the 4128}
3531 * code, and isn't too bad, either. If this is a short block, it isn't 4129
3532 * too expensive, and if this is a long block, we won't be able to write 4130void
3533 * it all anyway. 4131rxvt_term::tt_write (const char *data, unsigned int len)
3534 */ 4132{
3535 if (len > 0) { 4133 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3536 if (v_bufend < v_bufptr + len) { /* run out of room */ 4134 return;
3537 if (v_bufstr != v_buffer) { 4135
3538 /* there is unused space, move everything down */ 4136 tt_write_ (data, len);
3539 MEMMOVE(v_buffer, v_bufstr, 4137}
3540 (unsigned int)(v_bufptr - v_bufstr)); 4138
3541 v_bufptr -= v_bufstr - v_buffer; 4139static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3542 v_bufstr = v_buffer; 4140
4141void
4142rxvt_term::tt_write_ (const char *data, unsigned int len)
4143{
4144 if (pty->pty < 0)
4145 return;
4146
4147 if (v_buflen == 0)
4148 {
4149 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4150
4151 max_it (written, 0);
4152
4153 if (written == len)
4154 return;
4155
4156 data += written;
4157 len -= written;
3543 } 4158 }
3544 if (v_bufend < v_bufptr + len) {
3545 /* still won't fit: get more space */
3546 /* use most basic realloc because an error is not fatal. */
3547 unsigned int size = v_bufptr - v_buffer;
3548 unsigned int reallocto;
3549 4159
3550 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4160 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3551 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4161
3552 /* save across realloc */ 4162 memcpy (v_buffer + v_buflen, data, len);
3553 if (v_buffer) { 4163 v_buflen += len;
3554 v_bufstr = v_buffer; 4164
3555 v_bufptr = v_buffer + size; 4165 pty_ev.set (ev::READ | ev::WRITE);
3556 v_bufend = v_buffer + reallocto; 4166}
3557 } else { /* no memory: ignore entire write request */ 4167
3558 rxvt_print_error("data loss: cannot allocate buffer space"); 4168void rxvt_term::pty_write ()
3559 v_buffer = v_bufstr; /* restore clobbered pointer */ 4169{
3560 } 4170 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4171
4172 if (written > 0)
4173 {
4174 v_buflen -= written;
4175
4176 if (v_buflen == 0)
4177 {
4178 free (v_buffer);
4179 v_buffer = 0;
4180
4181 pty_ev.set (ev::READ);
4182 return;
4183 }
4184
4185 memmove (v_buffer, v_buffer + written, v_buflen);
3561 } 4186 }
3562 } 4187 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3563 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4188 pty_ev.set (ev::READ);
3564 MEMCPY(v_bufptr, d, len);
3565 v_bufptr += len;
3566 }
3567 }
3568
3569 /*
3570 * Write out as much of the buffer as we can.
3571 * Be careful not to overflow the pty's input silo.
3572 * We are conservative here and only write a small amount at a time.
3573 *
3574 * If we can't push all the data into the pty yet, we expect write
3575 * to return a non-negative number less than the length requested
3576 * (if some data written) or -1 and set errno to EAGAIN,
3577 * EWOULDBLOCK, or EINTR (if no data written).
3578 *
3579 * (Not all systems do this, sigh, so the code is actually
3580 * a little more forgiving.)
3581 */
3582 if ((p = v_bufptr - v_bufstr) > 0) {
3583 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3584 if (riten < 0)
3585 riten = 0;
3586 v_bufstr += riten;
3587 if (v_bufstr >= v_bufptr) /* we wrote it all */
3588 v_bufstr = v_bufptr = v_buffer;
3589 }
3590 /*
3591 * If we have lots of unused memory allocated, return it
3592 */
3593 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3594 /* save pointers across realloc */
3595 unsigned int start = v_bufstr - v_buffer;
3596 unsigned int size = v_bufptr - v_buffer;
3597 unsigned int reallocto;
3598
3599 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3600 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3601 if (v_buffer) {
3602 v_bufstr = v_buffer + start;
3603 v_bufptr = v_buffer + size;
3604 v_bufend = v_buffer + reallocto;
3605 } else {
3606 /* should we print a warning if couldn't return memory? */
3607 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3608 }
3609 }
3610 R->v_buffer = v_buffer;
3611 R->v_bufstr = v_bufstr;
3612 R->v_bufptr = v_bufptr;
3613 R->v_bufend = v_bufend;
3614} 4189}
4190
3615/*----------------------- end-of-file (C source) -----------------------*/ 4191/*----------------------- end-of-file (C source) -----------------------*/
3616 4192

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