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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.186 by root, Tue Jan 17 15:41:33 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.5 2003/11/25 15:44:38 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
… …
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
51#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52static uid_t saved_euid;
53static gid_t saved_egid;
54#endif
55
56bool
57rxvt_tainted ()
58{
59#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
60 return getuid () != saved_euid || getgid () != saved_egid;
61#else
62 return false;
63#endif
64}
65
66vector<rxvt_term *> rxvt_term::termlist;
67
68static char curlocale[128], savelocale[128];
69
70bool
71rxvt_set_locale (const char *locale)
72{
73 if (!locale || !strncmp (locale, curlocale, 128))
74 return false;
75
76 strncpy (curlocale, locale, 128);
77 setlocale (LC_CTYPE, curlocale);
78 return true;
79}
80
47void * 81void
48rxvt_term::operator new (size_t s) 82rxvt_push_locale (const char *locale)
49{ 83{
50 void *p = malloc (s); 84 strcpy (savelocale, curlocale);
85 rxvt_set_locale (locale);
86}
51 87
52 MEMSET (p, 0, s); 88void
89rxvt_pop_locale ()
90{
91 rxvt_set_locale (savelocale);
92}
93
94#if ENABLE_COMBINING
95class rxvt_composite_vec rxvt_composite;
96
97text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
98{
99 compose_char *cc;
100
101 // break compose chains, as stupid readline really likes to duplicate
102 // composing characters for some reason near the end of a line.
103 cc = (*this)[c1];
104 while (cc)
105 {
106 if (cc->c2 == c2) return c1;
107 cc = (*this)[cc->c1];
108 }
109
110 // check to see wether this combination already exists otherwise
111 for (cc = v.end (); cc-- > v.begin (); )
112 {
113 if (cc->c1 == c1 && cc->c2 == c2)
114 return COMPOSE_LO + (cc - v.begin ());
115 }
116
117 // allocate a new combination
118 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
119 {
120 static int seen;
121
122 if (!seen++)
123 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
124
125 return REPLACEMENT_CHAR;
126 }
127
128 v.push_back (compose_char (c1, c2));
129
130 return v.size () - 1 + COMPOSE_LO;
131}
132
133int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
134{
135 compose_char *cc = (*this)[c];
136
137 if (!cc)
138 {
139 if (r) *r = c;
140 return 1;
141 }
142
143 int len = expand (cc->c1, r);
144
145 if (r) r += len;
146
147 if (cc->c2 != NOCHAR)
148 {
149 len++;
150 if (r) *r++ = cc->c2;
151 }
152
53 return p; 153 return len;
54}
55 154
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 155}
156#endif
61 157
62rxvt_term::rxvt_term () 158rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 159 :
160#if TRANSPARENT
161 rootwin_ev (this, &rxvt_term::rootwin_cb),
162#endif
163#ifdef HAVE_SCROLLBARS
164 scrollbar_ev (this, &rxvt_term::x_cb),
165#endif
64#ifdef CURSOR_BLINK 166#ifdef CURSOR_BLINK
167 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
168#endif
169#ifdef TEXT_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 170 text_blink_ev (this, &rxvt_term::text_blink_cb),
66#endif 171#endif
172#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
173 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
174#endif
175#ifdef SELECTION_SCROLLING
176 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
177#endif
178#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
179 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
180#endif
181#ifdef POINTER_BLANK
182 pointer_ev (this, &rxvt_term::pointer_cb),
183#endif
184#ifdef USE_XIM
185 im_ev (this, &rxvt_term::im_cb),
186#endif
187 termwin_ev (this, &rxvt_term::x_cb),
67 x_ev (this, &rxvt_term::x_cb) 188 vt_ev (this, &rxvt_term::x_cb),
189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
191 destroy_ev (this, &rxvt_term::destroy_cb),
192 pty_ev (this, &rxvt_term::pty_cb),
193 incr_ev (this, &rxvt_term::incr_cb)
68{ 194{
69 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201
202 if (!keyboard)
203 rxvt_fatal ("out of memory, aborting.\n");
204#endif
205}
206
207// clean up the most important stuff, do *not* call x or free mem etc.
208// for use before an emergency exit
209void rxvt_term::emergency_cleanup ()
210{
211 if (cmd_pid)
212 kill (-cmd_pid, SIGHUP);
213
214 delete pty; pty = 0;
70} 215}
71 216
72rxvt_term::~rxvt_term () 217rxvt_term::~rxvt_term ()
73{ 218{
74 delete PixColors; 219 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
220
221 termlist.erase (find (termlist.begin (), termlist.end(), this));
222
223 emergency_cleanup ();
224
225#if ENABLE_STYLES
226 for (int i = RS_styleCount; --i; )
227 if (fontset[i] != fontset[0])
228 delete fontset[i];
229#endif
230 delete fontset[0];
231
232 if (display)
233 {
234 dDisp;
235
236 selection_clear ();
237
238#ifdef USE_XIM
239 im_destroy ();
240#endif
241#ifdef XTERM_SCROLLBAR
242 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
243 if (ShadowGC) XFreeGC (disp, ShadowGC);
244#endif
245#ifdef PLAIN_SCROLLBAR
246 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
247#endif
248#ifdef NEXT_SCROLLBAR
249 if (blackGC) XFreeGC (disp, blackGC);
250 if (whiteGC) XFreeGC (disp, whiteGC);
251 if (grayGC) XFreeGC (disp, grayGC);
252 if (darkGC) XFreeGC (disp, darkGC);
253 if (stippleGC) XFreeGC (disp, stippleGC);
254 if (dimple) XFreePixmap (disp, dimple);
255 if (upArrow) XFreePixmap (disp, upArrow);
256 if (downArrow) XFreePixmap (disp, downArrow);
257 if (upArrowHi) XFreePixmap (disp, upArrowHi);
258 if (downArrowHi) XFreePixmap (disp, downArrowHi);
259#endif
260#ifdef RXVT_SCROLLBAR
261 if (topShadowGC) XFreeGC (disp, topShadowGC);
262 if (botShadowGC) XFreeGC (disp, botShadowGC);
263 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
264#endif
265 if (gc) XFreeGC (disp, gc);
266
267 delete drawable;
268 // destroy all windows
269 if (parent[0])
270 XDestroyWindow (disp, parent[0]);
271 }
272
273 // TODO: free pixcolours, colours should become part of rxvt_display
274 delete pix_colors_focused;
275#if OFF_FOCUS_FADING
276 delete pix_colors_unfocused;
277#endif
278
279 displays.put (display);
280
281 scr_release ();
282
283 /* clear all resources */
284 for (int i = 0; i < allocated.size (); i++)
285 free (allocated [i]);
286
287 free (selection.text);
288 // TODO: manage env vars in child only(!)
289 free (env_windowid);
290 free (env_display);
291 free (env_term);
292 free (env_colorfgbg);
293 free (locale);
294 free (v_buffer);
295 free (incr_buf);
296
297 delete envv;
298 delete argv;
299
300#ifdef KEYSYM_RESOURCE
301 delete keyboard;
302#endif
303}
304
305void
306rxvt_term::child_exit ()
307{
308 cmd_pid = 0;
309
310 if (!OPTION (Opt_hold))
311 destroy ();
312}
313
314void
315rxvt_term::destroy ()
316{
317 if (destroy_ev.active)
318 return;
319
320#if ENABLE_OVERLAY
321 scr_overlay_off ();
322#endif
323
324 if (display)
325 {
326#if USE_XIM
327 im_ev.stop (display);
328#endif
329#if HAVE_SCROLLBARS
330 scrollbar_ev.stop (display);
331#endif
332#if TRANSPARENT
333 rootwin_ev.stop (display);
334#endif
335 incr_ev.stop ();
336 termwin_ev.stop (display);
337 vt_ev.stop (display);
338 }
339
340 check_ev.stop ();
341 pty_ev.stop ();
342#ifdef CURSOR_BLINK
343 cursor_blink_ev.stop ();
344#endif
345#ifdef TEXT_BLINK
346 text_blink_ev.stop ();
347#endif
348#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
349 cont_scroll_ev.stop ();
350#endif
351#ifdef SELECTION_SCROLLING
352 sel_scroll_ev.stop ();
353#endif
354#ifdef POINTER_BLANK
355 pointer_ev.stop ();
356#endif
357
358 destroy_ev.start (0);
359}
360
361void
362rxvt_term::destroy_cb (time_watcher &w)
363{
364 make_current ();
365
366 delete this;
75} 367}
76 368
77/*----------------------------------------------------------------------*/ 369/*----------------------------------------------------------------------*/
78/* rxvt_init() */ 370/*
79/* LIBPROTO */ 371 * Exit gracefully, clearing the utmp entry and restoring tty attributes
80rxvt_t 372 * TODO: if debugging, this should free up any known resources if we can
81rxvt_init(int argc, const char *const *argv) 373 */
82{ 374static XErrorHandler old_xerror_handler;
83 SET_R(new rxvt_term);
84 dR;
85 375
86 if (!R->init_vars () || !R->init (argc, argv)) 376static void
377rxvt_emergency_cleanup ()
378{
379 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
380 (*t)->emergency_cleanup ();
381}
382
383#if ENABLE_FRILLS
384static void
385print_x_error (Display *dpy, XErrorEvent *event)
386{
387 char buffer[BUFSIZ];
388 char mesg[BUFSIZ];
389 char number[32];
390 char *mtype = "XlibMessage";
391 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
392 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
393 rxvt_warn ("An X Error occured, trying to continue after report.\n");
394 rxvt_warn ("%s: %s\n", mesg, buffer);
395 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
396 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
397 sprintf(number, "%d", event->request_code);
398 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
399 rxvt_warn ("(which is %s)\n", buffer);
400 if (event->request_code >= 128) {
401 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
402 mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
87 { 404 }
88 delete R; 405 if ((event->error_code == BadWindow) ||
89 return NULL; 406 (event->error_code == BadPixmap) ||
407 (event->error_code == BadCursor) ||
408 (event->error_code == BadFont) ||
409 (event->error_code == BadDrawable) ||
410 (event->error_code == BadColor) ||
411 (event->error_code == BadGC) ||
412 (event->error_code == BadIDChoice) ||
413 (event->error_code == BadValue) ||
414 (event->error_code == BadAtom)) {
415 if (event->error_code == BadValue)
416 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
417 mesg, BUFSIZ);
418 else if (event->error_code == BadAtom)
419 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
420 mesg, BUFSIZ);
421 else
422 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
423 mesg, BUFSIZ);
424 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
425 }
426 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
429}
430#endif
431
432int
433rxvt_xerror_handler (Display *display, XErrorEvent *event)
434{
435 if (GET_R->allowedxerror == -1)
436 GET_R->allowedxerror = event->error_code;
437 else
90 } 438 {
439 // GET_R is most likely not the terminal which caused the error,
440 // so just output the error and continue
441#if ENABLE_FRILLS
442 print_x_error (display, event);
443#else
444 old_xerror_handler (display, event);
445#endif
446 }
91 447
92 return R; 448 return 0;
93} 449}
94 450
451int
452rxvt_xioerror_handler (Display *display)
453{
454 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
455 DisplayString (display));
456 rxvt_emergency_cleanup ();
457 _exit (EXIT_FAILURE);
458}
459
460/*----------------------------------------------------------------------*/
95bool 461bool
96rxvt_term::init (int argc, const char *const *argv) 462rxvt_term::init (int argc, const char *const *argv)
97{ 463{
98 dR;//TODO (scrollbar, setidle) 464 SET_R (this);
465 set_locale ("");
466 set_environ (envv); // few things in X do not call setlocale :(
467
468 if (!init_vars ())
469 return false;
470
471 init_secondary ();
472
473 const char **cmd_argv = init_resources (argc, argv);
474
475#ifdef KEYSYM_RESOURCE
476 keyboard->register_done ();
477#endif
478
479#ifdef HAVE_SCROLLBARS
480 if (OPTION (Opt_scrollBar))
481 scrollBar.setIdle (); /* set existence for size calculations */
482#endif
483
484#if ENABLE_PERL
485 if (!rs[Rs_perl_ext_1])
486 rs[Rs_perl_ext_1] = "default";
487
488 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
489 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
490 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
491 {
492#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
493 // ignore some perl-related arguments if some bozo installed us set[ug]id
494 if (rxvt_tainted ())
495 {
496 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
497 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
498 {
499 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
500 rs[Rs_perl_lib] = 0;
501 rs[Rs_perl_eval] = 0;
502 }
503 }
504#endif
505 rxvt_perl.init (this);
506 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
507 }
508#endif
509
510 pty = rxvt_new_ptytty ();
511
512 create_windows (argc, argv);
513
514 dDisp;
515
516 init_xlocale ();
517
518 scr_reset (); // initialize screen
519
520#if 0
521 XSynchronize (disp, True);
522#endif
523
524#ifdef HAVE_SCROLLBARS
525 if (OPTION (Opt_scrollBar))
526 resize_scrollbar (); /* create and map scrollbar */
527#endif
528#ifdef TRANSPARENT
529 if (OPTION (Opt_transparent))
530 {
531 XSelectInput (disp, display->root, PropertyChangeMask);
532 check_our_parents ();
533 rootwin_ev.start (display, display->root);
534 }
535#endif
536
537 XMapWindow (disp, vt);
538 XMapWindow (disp, parent[0]);
539
540 set_colorfgbg ();
541
542 init_command (cmd_argv);
543
544 free (cmd_argv);
545
546 if (pty->pty >= 0)
547 pty_ev.start (pty->pty, EVENT_READ);
548
549 check_ev.start ();
550
551 HOOK_INVOKE ((this, HOOK_START, DT_END));
552
553 return true;
554}
555
556static struct sig_handlers
557{
558 sig_watcher sw_chld, sw_term, sw_int;
559
560 void sig_chld (sig_watcher &w)
561 {
562 // we are being called for every SIGCHLD, find the corresponding term
563 int pid;
564
565 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
566 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
567 if (pid == (*t)->cmd_pid)
568 {
569 (*t)->child_exit ();
570 break;
571 }
572 }
573
574 /*
575 * Catch a fatal signal and tidy up before quitting
576 */
577 void
578 sig_term (sig_watcher &w)
579 {
580#ifdef DEBUG_CMD
581 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
582#endif
583 rxvt_emergency_cleanup ();
584 signal (w.signum, SIG_DFL);
585 kill (getpid (), w.signum);
586 }
587
588 sig_handlers ()
589 : sw_chld (this, &sig_handlers::sig_chld),
590 sw_term (this, &sig_handlers::sig_term),
591 sw_int (this, &sig_handlers::sig_term)
592 {
593 }
594} sig_handlers;
595
596char **rxvt_environ; // startup environment
597
598void
599rxvt_init ()
600{
601 uid_t uid = getuid ();
602 gid_t gid = getgid ();
603
604 // before doing anything else, check for setuid/setgid operation,
605 // start the helper process and drop privileges
606 if (uid != geteuid ()
607 || 1 //D
608 || gid != getegid ())
609 {
610#if PTYTTY_HELPER
611 rxvt_ptytty_server ();
612#else
613 rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
614#endif
615
616 // drop privileges
617#if HAVE_SETRESUID
618 setresgid (gid, gid, gid);
619 setresuid (uid, uid, uid);
620#elif HAVE_SETREUID
621 setregid (gid, gid);
622 setreuid (uid, uid);
623#elif HAVE_SETUID
624 setgid (gid);
625 setuid (uid);
626#endif
627
628 if (uid != geteuid ()
629 || gid != getegid ())
630 rxvt_fatal ("unable to drop privileges, aborting.\n");
631 }
632
633 rxvt_environ = environ;
99 634
100 /* 635 /*
101 * Save and then give up any super-user privileges 636 * Save and then give up any super-user privileges
102 * If we need privileges in any area then we must specifically request it. 637 * If we need privileges in any area then we must specifically request it.
103 * We should only need to be root in these cases: 638 * We should only need to be root in these cases:
104 * 1. write utmp entries on some systems 639 * 1. write utmp entries on some systems
105 * 2. chown tty on some systems 640 * 2. chown tty on some systems
106 */ 641 */
107 rxvt_privileges (this, SAVE); 642 rxvt_privileges (SAVE);
108 rxvt_privileges (this, IGNORE); 643 rxvt_privileges (IGNORE);
109 644
110 rxvt_init_secondary (this); 645 signal (SIGHUP, SIG_IGN);
646 signal (SIGPIPE, SIG_IGN);
111 647
112 const char **cmd_argv = rxvt_init_resources (this, argc, argv); 648 sig_handlers.sw_chld.start (SIGCHLD);
649 sig_handlers.sw_term.start (SIGTERM);
650 sig_handlers.sw_int.start (SIGINT);
113 651
114#if (MENUBAR_MAX) 652 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
115 rxvt_menubar_read (this, rs[Rs_menu]); 653 /* signal (SIGURG, SIG_DFL); */
116#endif
117#ifdef HAVE_SCROLLBARS
118 if (Options & Opt_scrollBar)
119 scrollbar_setIdle (); /* set existence for size calculations */
120#endif
121 654
122 rxvt_Create_Windows (this, argc, argv);
123
124 rxvt_init_xlocale (this);
125
126 rxvt_scr_reset (this); /* initialize screen */
127#ifdef RXVT_GRAPHICS
128 rxvt_Gr_reset (this); /* reset graphics */
129#endif
130
131#if 0
132#ifdef DEBUG_X
133 XSynchronize(Xdisplay, True);
134 XSetErrorHandler((XErrorHandler) abort);
135#else
136 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler); 655 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
137#endif 656 // TODO: handle this with exceptions and tolerate the memory loss
138#endif 657 XSetIOErrorHandler (rxvt_xioerror_handler);
139 658
140#ifdef HAVE_SCROLLBARS 659 XrmInitialize ();
141 if (Options & Opt_scrollBar)
142 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
143#endif
144#if (MENUBAR_MAX)
145 if (menubar_visible(r))
146 XMapWindow (Xdisplay, menuBar.win);
147#endif
148#ifdef TRANSPARENT
149 if (Options & Opt_transparent)
150 {
151 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
152 rxvt_check_our_parents (this);
153 }
154#endif
155 XMapWindow (Xdisplay, TermWin.vt);
156 XMapWindow (Xdisplay, TermWin.parent[0]);
157
158 rxvt_init_env (this);
159 rxvt_init_command (this, cmd_argv);
160
161 x_ev.start (Xfd, EVENT_READ);
162 pty_ev.start (cmd_fd, EVENT_READ);
163
164 return true;
165}
166
167/* ------------------------------------------------------------------------- *
168 * SIGNAL HANDLING & EXIT HANDLER *
169 * ------------------------------------------------------------------------- */
170/*
171 * Catch a SIGCHLD signal and exit if the direct child has died
172 */
173/* ARGSUSED */
174/* EXTPROTO */
175RETSIGTYPE
176rxvt_Child_signal(int sig __attribute__ ((unused)))
177{
178 dR;
179 int pid, save_errno = errno;
180
181 do {
182 errno = 0;
183 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
184
185 if (pid == R->cmd_pid)
186 exit(EXIT_SUCCESS);
187
188 errno = save_errno;
189 signal(SIGCHLD, rxvt_Child_signal);
190}
191
192/*
193 * Catch a fatal signal and tidy up before quitting
194 */
195/* EXTPROTO */
196RETSIGTYPE
197rxvt_Exit_signal(int sig)
198{
199 signal(sig, SIG_DFL);
200#ifdef DEBUG_CMD
201 rxvt_print_error("signal %d", sig);
202#endif
203 rxvt_clean_exit();
204 kill(getpid(), sig);
205}
206
207/* ARGSUSED */
208/* INTPROTO */
209int
210rxvt_xerror_handler(const Display * display
211 __attribute__ ((unused)), const XErrorEvent * event)
212{
213 dR;
214
215 if (R->allowedxerror == -1) {
216 R->allowedxerror = event->error_code;
217 return 0; /* ignored anyway */
218 }
219 rxvt_print_error("XError: Request: %d . %d, Error: %d",
220 event->request_code, event->minor_code,
221 event->error_code);
222/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
223 exit(EXIT_FAILURE);
224/* NOTREACHED */
225}
226
227/*----------------------------------------------------------------------*/
228/*
229 * Exit gracefully, clearing the utmp entry and restoring tty attributes
230 * TODO: if debugging, this should free up any known resources if we can
231 */
232/* EXTPROTO */
233void
234rxvt_clean_exit(void)
235{
236 dR;
237
238#ifdef DEBUG_SCREEN
239 rxvt_scr_release(aR);
240#endif
241#ifndef NO_SETOWNER_TTYDEV
242 rxvt_privileged_ttydev(aR_ RESTORE);
243#endif
244#ifdef UTMP_SUPPORT
245 rxvt_privileged_utmp(aR_ RESTORE);
246#endif
247#ifdef USE_XIM
248 if (R->Input_Context != NULL) {
249 XDestroyIC(R->Input_Context);
250 R->Input_Context = NULL;
251 }
252#endif
253} 660}
254 661
255/* ------------------------------------------------------------------------- * 662/* ------------------------------------------------------------------------- *
256 * MEMORY ALLOCATION WRAPPERS * 663 * MEMORY ALLOCATION WRAPPERS *
257 * ------------------------------------------------------------------------- */ 664 * ------------------------------------------------------------------------- */
258/* EXTPROTO */ 665void *
666rxvt_malloc (size_t size)
667{
668 void *p = malloc (size);
669
670 if (!p)
671 rxvt_fatal ("memory allocation failure. aborting.\n");
672
673 return p;
674}
675
676void *
677rxvt_calloc (size_t number, size_t size)
678{
679 void *p = calloc (number, size);
680
681 if (!p)
682 rxvt_fatal ("memory allocation failure. aborting.\n");
683
684 return p;
685}
686
259void * 687void *
260rxvt_malloc(size_t size)
261{
262 void *p;
263
264 p = malloc(size);
265 if (p)
266 return p;
267
268 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
269 rxvt_clean_exit();
270 exit(EXIT_FAILURE);
271/* NOTREACHED */
272}
273
274/* EXTPROTO */
275void *
276rxvt_calloc(size_t number, size_t size)
277{
278 void *p;
279
280 p = calloc(number, size);
281 if (p)
282 return p;
283
284 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
285 rxvt_clean_exit();
286 exit(EXIT_FAILURE);
287/* NOTREACHED */
288}
289
290/* EXTPROTO */
291void *
292rxvt_realloc(void *ptr, size_t size) 688rxvt_realloc (void *ptr, size_t size)
293{ 689{
294 void *p;
295
296 if (ptr)
297 p = realloc(ptr, size); 690 void *p = realloc (ptr, size);
298 else 691
299 p = malloc(size);
300 if (p) 692 if (!p)
693 rxvt_fatal ("memory allocation failure. aborting.\n");
694
301 return p; 695 return p;
302
303 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
304 rxvt_clean_exit();
305 exit(EXIT_FAILURE);
306/* NOTREACHED */
307} 696}
308 697
309/* ------------------------------------------------------------------------- * 698/* ------------------------------------------------------------------------- *
310 * PRIVILEGED OPERATIONS * 699 * PRIVILEGED OPERATIONS *
311 * ------------------------------------------------------------------------- */ 700 * ------------------------------------------------------------------------- */
312/* take care of suid/sgid super-user (root) privileges */ 701/* take care of suid/sgid super-user (root) privileges */
313/* INTPROTO */
314void 702void
315rxvt_privileges(pR_ int mode) 703rxvt_privileges (rxvt_privaction action)
316{ 704{
317#if ! defined(__CYGWIN32__) 705#if ! defined(__CYGWIN32__)
318# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 706# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319/* setreuid() is the poor man's setuid(), seteuid() */ 707 /* setreuid () is the poor man's setuid (), seteuid () */
320# define seteuid(a) setreuid(-1, (a)) 708# define seteuid(a) setreuid(-1, (a))
321# define setegid(a) setregid(-1, (a)) 709# define setegid(a) setregid(-1, (a))
322# define HAVE_SETEUID 710# define HAVE_SETEUID
323# endif 711# endif
324# ifdef HAVE_SETEUID 712# ifdef HAVE_SETEUID
325 switch (mode) { 713 switch (action)
714 {
326 case IGNORE: 715 case IGNORE:
327 /* 716 /*
328 * change effective uid/gid - not real uid/gid - so we can switch 717 * change effective uid/gid - not real uid/gid - so we can switch
329 * back to root later, as required 718 * back to root later, as required
330 */ 719 */
331 seteuid(getuid());
332 setegid(getgid()); 720 setegid (getgid ());
721 seteuid (getuid ());
333 break; 722 break;
334 case SAVE: 723 case SAVE:
335 R->euid = geteuid();
336 R->egid = getegid(); 724 saved_egid = getegid ();
725 saved_euid = geteuid ();
337 break; 726 break;
338 case RESTORE: 727 case RESTORE:
339 seteuid(R->euid);
340 setegid(R->egid); 728 setegid (saved_egid);
729 seteuid (saved_euid);
341 break; 730 break;
342 } 731 }
343# else 732# else
344 switch (mode) { 733 switch (action)
734 {
345 case IGNORE: 735 case IGNORE:
346 setuid(getuid());
347 setgid(getgid()); 736 setgid (getgid ());
737 setuid (getuid ());
348 /* FALLTHROUGH */ 738 /* FALLTHROUGH */
349 case SAVE: 739 case SAVE:
350 /* FALLTHROUGH */ 740 /* FALLTHROUGH */
351 case RESTORE: 741 case RESTORE:
352 break; 742 break;
353 } 743 }
354# endif 744# endif
355#endif 745#endif
356} 746}
357
358#ifdef UTMP_SUPPORT
359/* EXTPROTO */
360void
361rxvt_privileged_utmp(pR_ char action)
362{
363 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
364 action, R->next_utmp_action, getpid()));
365 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
366 || (R->Options & Opt_utmpInhibit)
367 || R->ttydev == NULL || *R->ttydev == '\0')
368 return;
369
370 rxvt_privileges(aR_ RESTORE);
371 if (action == SAVE) {
372 R->next_utmp_action = RESTORE;
373 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
374 } else { /* action == RESTORE */
375 R->next_utmp_action = IGNORE;
376 rxvt_cleanutent(aR);
377 }
378 rxvt_privileges(aR_ IGNORE);
379}
380#endif
381
382#ifndef NO_SETOWNER_TTYDEV
383/* EXTPROTO */
384void
385rxvt_privileged_ttydev(pR_ char action)
386{
387 D_MAIN((stderr,
388 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
389 action, R->next_tty_action, getpid()));
390 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
391 || R->ttydev == NULL || *R->ttydev == '\0')
392 return;
393
394 rxvt_privileges(aR_ RESTORE);
395
396 if (action == SAVE) {
397 R->next_tty_action = RESTORE;
398# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
400 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
401 R->next_tty_action = IGNORE;
402 else
403# endif
404 {
405 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
406 chmod(R->ttydev, R->ttymode);
407# ifdef HAVE_REVOKE
408 revoke(R->ttydev);
409# endif
410 }
411 } else { /* action == RESTORE */
412 R->next_tty_action = IGNORE;
413# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414 chmod(R->ttydev, R->ttyfd_stat.st_mode);
415 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
416# else
417 chmod(R->ttydev,
418 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419 chown(R->ttydev, 0, 0);
420# endif
421 }
422
423 rxvt_privileges(aR_ IGNORE);
424
425# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427 action == RESTORE ? "Restoring" : (action ==
428 SAVE ? "Saving" :
429 "UNKNOWN ERROR for"), R->ttydev,
430 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
431 R->ttyfd_stat.st_gid));
432# endif
433}
434#endif
435 747
436/*----------------------------------------------------------------------*/ 748/*----------------------------------------------------------------------*/
437/* 749/*
438 * window size/position calculcations for XSizeHint and other storage. 750 * window size/position calculcations for XSizeHint and other storage.
439 * if width/height are non-zero then override calculated width/height 751 * if width/height are non-zero then override calculated width/height
440 */ 752 */
441/* EXTPROTO */
442void 753void
443rxvt_window_calc(pR_ unsigned int width, unsigned int height) 754rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
444{ 755{
445 short recalc_x, recalc_y; 756 short recalc_x, recalc_y;
446 int x, y, sb_w, mb_h, flags; 757 int x, y, sb_w, flags;
447 unsigned int w, h; 758 unsigned int w, h;
448 unsigned int max_width, max_height; 759 unsigned int max_width, max_height;
760 dDisp;
449 761
450 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 762 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 763 ncol, nrow, szHint.width, szHint.height));
452 R->szHint.height)); 764
453 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 765 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454 R->szHint.win_gravity = NorthWestGravity; 766 szHint.win_gravity = NorthWestGravity;
455/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 767 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456 768
457 recalc_x = recalc_y = 0; 769 recalc_x = recalc_y = 0;
458 flags = 0; 770 flags = 0;
771
459 if (!R->parsed_geometry) { 772 if (!parsed_geometry)
773 {
460 R->parsed_geometry = 1; 774 parsed_geometry = 1;
775
461 if (R->rs[Rs_geometry]) 776 if (rs[Rs_geometry])
462 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 777 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
778
463 if (flags & WidthValue) { 779 if (flags & WidthValue)
464 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 780 {
781 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
465 R->szHint.flags |= USSize; 782 szHint.flags |= USSize;
466 } 783 }
784
467 if (flags & HeightValue) { 785 if (flags & HeightValue)
468 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 786 {
787 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
469 R->szHint.flags |= USSize; 788 szHint.flags |= USSize;
470 } 789 }
790
471 if (flags & XValue) { 791 if (flags & XValue)
792 {
472 R->szHint.x = x; 793 szHint.x = x;
473 R->szHint.flags |= USPosition; 794 szHint.flags |= USPosition;
795
474 if (flags & XNegative) { 796 if (flags & XNegative)
797 {
475 recalc_x = 1; 798 recalc_x = 1;
476 R->szHint.win_gravity = NorthEastGravity; 799 szHint.win_gravity = NorthEastGravity;
477 } 800 }
478 } 801 }
802
479 if (flags & YValue) { 803 if (flags & YValue)
804 {
480 R->szHint.y = y; 805 szHint.y = y;
481 R->szHint.flags |= USPosition; 806 szHint.flags |= USPosition;
807
482 if (flags & YNegative) { 808 if (flags & YNegative)
809 {
483 recalc_y = 1; 810 recalc_y = 1;
811
484 if (R->szHint.win_gravity == NorthEastGravity) 812 if (szHint.win_gravity == NorthEastGravity)
485 R->szHint.win_gravity = SouthEastGravity; 813 szHint.win_gravity = SouthEastGravity;
486 else 814 else
487 R->szHint.win_gravity = SouthWestGravity; 815 szHint.win_gravity = SouthWestGravity;
488 } 816 }
489 } 817 }
490 } 818 }
819
491/* TODO: BOUNDS */ 820 /* TODO: BOUNDS */
492 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 821 width = ncol * fwidth;
493 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 822 height = nrow * fheight;
494 max_width = MAX_COLS * R->TermWin.fwidth; 823 max_width = MAX_COLS * fwidth;
495 max_height = MAX_ROWS * R->TermWin.fheight; 824 max_height = MAX_ROWS * fheight;
496 825
497 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 826 szHint.base_width = szHint.base_height = 2 * int_bwidth;
498 827
499 sb_w = mb_h = 0; 828 sb_w = 0;
500 R->window_vt_x = R->window_vt_y = 0; 829 window_vt_x = window_vt_y = int_bwidth;
501 if (scrollbar_visible(R)) { 830
831 if (scrollBar.state)
832 {
502 sb_w = scrollbar_TotalWidth(); 833 sb_w = scrollbar_TotalWidth ();
503 R->szHint.base_width += sb_w; 834 szHint.base_width += sb_w;
504 if (!(R->Options & Opt_scrollBar_right)) 835 if (!OPTION (Opt_scrollBar_right))
505 R->window_vt_x = sb_w; 836 window_vt_x += sb_w;
506 } 837 }
507 if (menubar_visible(R)) { 838
508 mb_h = menuBar_TotalHeight();
509 R->szHint.base_height += mb_h;
510 R->window_vt_y = mb_h;
511 }
512 R->szHint.width_inc = R->TermWin.fwidth; 839 szHint.width_inc = fwidth;
513 R->szHint.height_inc = R->TermWin.fheight; 840 szHint.height_inc = fheight;
514 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 841 szHint.min_width = szHint.base_width + szHint.width_inc;
515 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 842 szHint.min_height = szHint.base_height + szHint.height_inc;
516 843
517 if (width && width - R->szHint.base_width < max_width) { 844 if (newwidth && newwidth - szHint.base_width < max_width)
845 {
518 R->szHint.width = width; 846 szHint.width = newwidth;
519 R->TermWin.width = width - R->szHint.base_width; 847 width = newwidth - szHint.base_width;
520 } else { 848 }
521 MIN_IT(R->TermWin.width, max_width); 849 else
850 {
851 min_it (width, max_width);
522 R->szHint.width = R->szHint.base_width + R->TermWin.width; 852 szHint.width = szHint.base_width + width;
523 } 853 }
854
524 if (height && height - R->szHint.base_height < max_height) { 855 if (newheight && newheight - szHint.base_height < max_height)
856 {
525 R->szHint.height = height; 857 szHint.height = newheight;
526 R->TermWin.height = height - R->szHint.base_height; 858 height = newheight - szHint.base_height;
527 } else { 859 }
528 MIN_IT(R->TermWin.height, max_height); 860 else
861 {
862 min_it (height, max_height);
529 R->szHint.height = R->szHint.base_height + R->TermWin.height; 863 szHint.height = szHint.base_height + height;
530 } 864 }
531 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 865
866 if (scrollBar.state && OPTION (Opt_scrollBar_right))
532 R->window_sb_x = R->szHint.width - sb_w; 867 window_sb_x = szHint.width - sb_w;
533 868
534 if (recalc_x) 869 if (recalc_x)
535 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 870 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
536 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
537 if (recalc_y) 871 if (recalc_y)
538 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 872 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
539 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
540 873
541 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 874 ncol = width / fwidth;
542 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 875 nrow = height / fheight;
543 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 876 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 877 ncol, nrow, szHint.width,
545 R->szHint.height)); 878 szHint.height));
546 return; 879 return;
547} 880}
548 881
549/*----------------------------------------------------------------------*/ 882/*----------------------------------------------------------------------*/
550/* 883/*
551 * Tell the teletype handler what size the window is. 884 * Tell the teletype handler what size the window is.
552 * Called after a window size change. 885 * Called after a window size change.
553 */ 886 */
554/* EXTPROTO */
555void 887void
556rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 888rxvt_term::tt_winch ()
557{ 889{
890 if (pty->pty < 0)
891 return;
892
558 struct winsize ws; 893 struct winsize ws;
559 894
560 if (fd < 0)
561 return;
562 ws.ws_col = col; 895 ws.ws_col = ncol;
563 ws.ws_row = row; 896 ws.ws_row = nrow;
564 ws.ws_xpixel = ws.ws_ypixel = 0; 897 ws.ws_xpixel = width;
565#ifndef DEBUG_SIZE 898 ws.ws_ypixel = height;
566 (void)ioctl(fd, TIOCSWINSZ, &ws); 899 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
567#else 900
568 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 901#if 0
569 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 902 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
570 }
571# ifdef SIGWINCH
572 else if (pid) /* force through to the command */ 903 if (cmd_pid) /* force through to the command */
573 kill(pid, SIGWINCH); 904 kill (-cmd_pid, SIGWINCH);
574# endif
575#endif 905#endif
576} 906}
577 907
578/*----------------------------------------------------------------------*/ 908/*----------------------------------------------------------------------*/
579/* rxvt_change_font() - Switch to a new font */ 909/* set_fonts () - load and set the various fonts
580/* 910 *
581 * init = 1 - initialize 911 * init = 1 - initialize
582 * 912 *
583 * fontname == FONT_UP - switch to bigger font 913 * fontname == FONT_UP - switch to bigger font
584 * fontname == FONT_DN - switch to smaller font 914 * fontname == FONT_DN - switch to smaller font
585 */ 915 */
586/* EXTPROTO */ 916bool
587void 917rxvt_term::set_fonts ()
588rxvt_change_font(pR_ int init, const char *fontname)
589{ 918{
590} 919 rxvt_fontset *fs = new rxvt_fontset (this);
920 rxvt_fontprop prop;
591 921
592/* INTPROTO */ 922 if (!fs
593void 923 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
594rxvt_font_up_down(pR_ int n, int direction) 924 || !fs->realize_font (1))
925 {
926 delete fs;
927 return false;
928 }
929
930#if ENABLE_STYLES
931 for (int i = RS_styleCount; --i; )
932 if (fontset[i] != fontset[0])
933 delete fontset[i];
934#endif
935
936 delete fontset[0];
937 fontset[0] = fs;
938
939 prop = (*fs)[1]->properties ();
940 prop.height += lineSpace;
941 fs->set_prop (prop);
942
943 fwidth = prop.width;
944 fheight = prop.height;
945 fbase = prop.ascent;
946
947 for (int style = 1; style < 4; style++)
948 {
949#if ENABLE_STYLES
950 const char *res = rs[Rs_font + style];
951
952 if (res && !*res)
953 fontset[style] = fontset[0];
954 else
955 {
956 fontset[style] = fs = new rxvt_fontset (this);
957 rxvt_fontprop prop2 = prop;
958
959 if (res)
960 prop2.weight = prop2.slant = rxvt_fontprop::unset;
961 else
962 {
963 res = fontset[0]->fontdesc;
964
965 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
966 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
967 }
968
969 fs->populate (res);
970 fs->set_prop (prop2);
971 }
972#else
973 fontset[style] = fontset[0];
974#endif
975 }
976
977 if (parent[0])
978 {
979 resize_all_windows (0, 0, 0);
980 scr_remap_chars ();
981 scr_touch (true);
982 }
983
984 return true;
985}
986
987void rxvt_term::set_string_property (Atom prop, const char *str, int len)
595{ 988{
989 XChangeProperty (display->display, parent[0],
990 prop, XA_STRING, 8, PropModeReplace,
991 (const unsigned char *)str, len >= 0 ? len : strlen (str));
992}
993
994void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
995{
996 wchar_t *ws = rxvt_mbstowcs (str, len);
997 char *s = rxvt_wcstoutf8 (ws);
998
999 XChangeProperty (display->display, parent[0],
1000 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1001 (const unsigned char *)s, strlen (s));
1002
1003 free (s);
1004 free (ws);
596} 1005}
597 1006
598/*----------------------------------------------------------------------*/ 1007/*----------------------------------------------------------------------*/
599/*----------------------------------------------------------------------*/ 1008/*----------------------------------------------------------------------*/
600/* xterm sequences - title, iconName, color (exptl) */ 1009/* xterm sequences - title, iconName, color (exptl) */
601/* EXTPROTO */
602void 1010void
603rxvt_set_title(pR_ const char *str) 1011rxvt_term::set_title (const char *str)
604{ 1012{
605#ifndef SMART_WINDOW_TITLE 1013 set_string_property (XA_WM_NAME, str);
606 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 1014#if ENABLE_EWMH
1015 set_utf8_property (xa[XA_NET_WM_NAME], str);
1016#endif
1017}
1018
1019void
1020rxvt_term::set_icon_name (const char *str)
1021{
1022 set_string_property (XA_WM_ICON_NAME, str);
1023#if ENABLE_EWMH
1024 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1025#endif
1026}
1027
1028#ifdef XTERM_COLOR_CHANGE
1029void
1030rxvt_term::set_window_color (int idx, const char *color)
1031{
1032 rxvt_color xcol;
1033 int i;
1034
1035 if (color == NULL || *color == '\0')
1036 return;
1037
1038 /* handle color aliases */
1039 if (isdigit (*color))
1040 {
1041 i = atoi (color);
1042
1043 if (i >= 8 && i <= 15)
1044 { /* bright colors */
1045 i -= 8;
1046 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1047 SET_PIXCOLOR (idx);
1048 goto done;
1049 }
1050
1051 if (i >= 0 && i <= 7)
1052 { /* normal colors */
1053 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1054 SET_PIXCOLOR (idx);
1055 goto done;
1056 }
1057 }
1058
1059 if (!rXParseAllocColor (&xcol, color))
1060 return;
1061
1062 /* XStoreColor (display->display, display->cmap, XColor*); */
1063
1064 /*
1065 * FIXME: should free colors here, but no idea how to do it so instead,
1066 * so just keep gobbling up the colormap
1067 */
1068# if 0
1069 for (i = Color_Black; i <= Color_White; i++)
1070 if (pix_colors[idx] == pix_colors[i])
1071 break;
1072 if (i > Color_White)
1073 {
1074 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1075 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1076 DisplayPlanes (display->display, display->screen));
1077 }
1078# endif
1079
1080 pix_colors_focused[idx] = xcol;
1081 SET_PIXCOLOR (idx);
1082
1083 /* XSetWindowAttributes attr; */
1084 /* Cursor cursor; */
1085done:
1086
1087#if OFF_FOCUS_FADING
1088 if (rs[Rs_fade])
1089 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1090#endif
1091
1092 /*TODO: handle Color_BD, scrollbar background, etc. */
1093
1094 recolour_cursor ();
1095 scr_recolour ();
1096}
1097
607#else 1098#else
608 char *name;
609
610 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
611 name = NULL;
612 if (name == NULL || STRCMP(name, str))
613 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
614 if (name)
615 XFree(name);
616#endif
617}
618
619/* EXTPROTO */
620void
621rxvt_set_iconName(pR_ const char *str)
622{
623#ifndef SMART_WINDOW_TITLE
624 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
625#else
626 char *name;
627
628 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
629 name = NULL;
630 if (name == NULL || STRCMP(name, str))
631 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
632 if (name)
633 XFree(name);
634#endif
635}
636
637#ifdef XTERM_COLOR_CHANGE
638/* EXTPROTO */
639void
640rxvt_set_window_color(pR_ int idx, const char *color)
641{
642 rxvt_color xcol;
643 int i;
644
645 if (color == NULL || *color == '\0')
646 return;
647
648/* handle color aliases */
649 if (isdigit(*color)) {
650 i = atoi(color);
651 if (i >= 8 && i <= 15) { /* bright colors */
652 i -= 8;
653# ifndef NO_BRIGHTCOLOR
654 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
655 SET_PIXCOLOR(R, idx);
656 goto Done;
657# endif
658 }
659 if (i >= 0 && i <= 7) { /* normal colors */
660 R->PixColors[idx] = R->PixColors[minCOLOR + i];
661 SET_PIXCOLOR(R, idx);
662 goto Done;
663 }
664 }
665 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
666 return;
667/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
668
669/*
670 * FIXME: should free colors here, but no idea how to do it so instead,
671 * so just keep gobbling up the colormap
672 */
673# if 0
674 for (i = Color_Black; i <= Color_White; i++)
675 if (R->PixColors[idx] == R->PixColors[i])
676 break;
677 if (i > Color_White) {
678 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
679 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
680 DisplayPlanes(R->Xdisplay, Xscreen));
681 }
682# endif
683
684 R->PixColors[idx] = xcol;
685 SET_PIXCOLOR(R, idx);
686
687/* XSetWindowAttributes attr; */
688/* Cursor cursor; */
689 Done:
690 if (idx == Color_bg && !(R->Options & Opt_transparent))
691 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
692 R->PixColors[Color_bg]);
693
694/* handle Color_BD, scrollbar background, etc. */
695
696 rxvt_set_colorfgbg(aR);
697 rxvt_recolour_cursor(aR);
698/* the only reasonable way to enforce a clean update */
699 rxvt_scr_poweron(aR);
700}
701
702#else
703# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1099# define set_window_color (idx,color) ((void)0)
704#endif /* XTERM_COLOR_CHANGE */ 1100#endif /* XTERM_COLOR_CHANGE */
705 1101
706/* EXTPROTO */
707void 1102void
708rxvt_recolour_cursor(pR) 1103rxvt_term::recolour_cursor ()
709{ 1104{
710 rxvt_color xcol[2]; 1105 XColor xcol[2];
711 1106
712#if TODO 1107 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
713 xcol[0] = R->PixColors[Color_pointer]; 1108 ? pix_colors_focused[Color_pointer_fg]
714 xcol[1] = R->PixColors[Color_bg]; 1109 : pix_colors_focused[Color_fg];
715 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1110 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1111 ? pix_colors_focused[Color_pointer_bg]
1112 : pix_colors_focused[Color_bg];
1113
1114 XQueryColors (display->display, display->cmap, xcol, 2);
716 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1115 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
717#endif
718} 1116}
719 1117
720/*----------------------------------------------------------------------*/ 1118/*----------------------------------------------------------------------*/
721/* 1119/*
722 * find if fg/bg matches any of the normal (low-intensity) colors 1120 * find if fg/bg matches any of the normal (low-intensity) colors
723 */ 1121 */
724/* INTPROTO */
725void 1122void
726rxvt_set_colorfgbg(pR) 1123rxvt_term::set_colorfgbg ()
727{ 1124{
728 unsigned int i; 1125 unsigned int i;
729 const char *xpmb = "\0"; 1126 const char *xpmb = "\0";
730 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1127 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731 1128
732 R->env_colorfgbg =
733 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1129 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
734 STRCPY(fstr, "default"); 1130 strcpy (fstr, "default");
735 STRCPY(bstr, "default"); 1131 strcpy (bstr, "default");
736 for (i = Color_Black; i <= Color_White; i++) 1132 for (i = Color_Black; i <= Color_White; i++)
737 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1133 if (pix_colors[Color_fg] == pix_colors[i])
1134 {
738 sprintf(fstr, "%d", (i - Color_Black)); 1135 sprintf (fstr, "%d", (i - Color_Black));
739 break; 1136 break;
740 } 1137 }
1138
741 for (i = Color_Black; i <= Color_White; i++) 1139 for (i = Color_Black; i <= Color_White; i++)
742 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1140 if (pix_colors[Color_bg] == pix_colors[i])
1141 {
743 sprintf(bstr, "%d", (i - Color_Black)); 1142 sprintf (bstr, "%d", (i - Color_Black));
744#ifdef XPM_BACKGROUND 1143#ifdef XPM_BACKGROUND
745 xpmb = "default;"; 1144 xpmb = "default;";
746#endif 1145#endif
747 break; 1146 break;
748 } 1147 }
1148
749 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1149 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750 putenv(R->env_colorfgbg);
751
752#ifndef NO_BRIGHTCOLOR
753 R->colorfgbg = DEFAULT_RSTYLE;
754 for (i = minCOLOR; i <= maxCOLOR; i++) {
755 if (R->PixColors[Color_fg] == R->PixColors[i])
756 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
757 if (R->PixColors[Color_bg] == R->PixColors[i])
758 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
759 }
760#endif
761} 1150}
762 1151
763/*----------------------------------------------------------------------*/ 1152/*----------------------------------------------------------------------*/
764/*
765 * Colour determination for low colour displays, routine from
766 * Hans de Goede <hans@highrise.nl>
767 */
768 1153
769/* EXTPROTO */
770int 1154int
771rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1155rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
772{ 1156{
773 screen_in_out->set(aR_ colour);
774
775 if (!screen_in_out->set(aR_ colour)) { 1157 if (!screen_in_out->set (display, colour))
776 rxvt_print_error("can't allocate colour: %s", colour); 1158 {
1159 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
777 return false; 1160 return false;
778 } 1161 }
779 1162
780 return true; 1163 return true;
781} 1164}
782 1165
783/* -------------------------------------------------------------------- * 1166/* -------------------------------------------------------------------- *
784 * - WINDOW RESIZING - * 1167 * - WINDOW RESIZING - *
785 * -------------------------------------------------------------------- */ 1168 * -------------------------------------------------------------------- */
786/* EXTPROTO */
787void 1169void
788rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1170rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
789 int ignoreparent)
790{ 1171{
791 int fix_screen; 1172 int fix_screen;
1173 int old_width = szHint.width, old_height = szHint.height;
1174 dDisp;
792 1175
1176 window_calc (newwidth, newheight);
1177 XSetWMNormalHints (disp, parent[0], &szHint);
1178
1179 if (!ignoreparent)
1180 {
793#ifdef SMART_RESIZE 1181#ifdef SMART_RESIZE
794 int old_width = R->szHint.width, old_height = R->szHint.height; 1182 /*
795#endif
796
797 rxvt_window_calc(aR_ width, height);
798 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
799 if (!ignoreparent) {
800#ifdef SMART_RESIZE
801/*
802 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1183 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803 * reposition window on resize depending on placement on screen 1184 * reposition window on resize depending on placement on screen
804 */ 1185 */
805 int x, y, x1, y1; 1186 int x, y, x1, y1;
806 int dx, dy; 1187 int dx, dy;
807 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1188 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808 Window unused_cr; 1189 Window unused_cr;
809 1190
810 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1191 XTranslateCoordinates (disp, parent[0], display->root,
811 0, 0, &x, &y, &unused_cr); 1192 0, 0, &x, &y, &unused_cr);
812 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1193 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
813 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1194 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
814 /* 1195 /*
815 * if Xroot isn't the parent window, a WM will probably have offset 1196 * if display->root isn't the parent window, a WM will probably have offset
816 * our position for handles and decorations. Counter it 1197 * our position for handles and decorations. Counter it
817 */ 1198 */
818 if (x1 != x || y1 != y) { 1199 if (x1 != x || y1 != y)
1200 {
819 x -= x1; 1201 x -= x1;
820 y -= y1; 1202 y -= y1;
821 } 1203 }
822 1204
823 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1205 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
824 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1206 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
825 dx = old_width - R->szHint.width; 1207 dx = old_width - szHint.width;
826 dy = old_height - R->szHint.height; 1208 dy = old_height - szHint.height;
827 1209
828 /* Check position of the center of the window */ 1210 /* Check position of the center of the window */
829 if (x < x1) /* left half */ 1211 if (x < x1) /* left half */
830 dx = 0; 1212 dx = 0;
831 else if (x == x1) /* exact center */ 1213 else if (x == x1) /* exact center */
832 dx /= 2; 1214 dx /= 2;
833 if (y < y1) /* top half */ 1215 if (y < y1) /* top half */
834 dy = 0; 1216 dy = 0;
835 else if (y == y1) /* exact center */ 1217 else if (y == y1) /* exact center */
836 dy /= 2; 1218 dy /= 2;
837 1219
838 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1220 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
839 R->szHint.width, R->szHint.height); 1221 szHint.width, szHint.height);
840#else 1222#else
841 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1223 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
842 R->szHint.height);
843#endif 1224#endif
844 } 1225 }
845 1226
846 fix_screen = (R->TermWin.ncol != R->prev_ncol 1227 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
847 || R->TermWin.nrow != R->prev_nrow); 1228
848 if (fix_screen || width != R->old_width || height != R->old_height) { 1229 if (fix_screen || newwidth != old_width || newheight != old_height)
849 if (scrollbar_visible(R)) { 1230 {
1231 if (scrollBar.state)
1232 {
850 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1233 XMoveResizeWindow (disp, scrollBar.win,
1234 window_sb_x, 0,
851 0, scrollbar_TotalWidth(), R->szHint.height); 1235 scrollbar_TotalWidth (), szHint.height);
852 rxvt_Resize_scrollBar(aR); 1236 resize_scrollbar ();
853 } 1237 }
854 if (menubar_visible(R)) 1238
855 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1239 XMoveResizeWindow (disp, vt,
856 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1240 window_vt_x, window_vt_y,
857 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
858 R->window_vt_y, TermWin_TotalWidth(),
859 TermWin_TotalHeight()); 1241 width, height);
860#ifdef RXVT_GRAPHICS 1242
861 if (R->old_height)
862 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
863 R->old_height - R->szHint.base_height);
864#endif
865 rxvt_scr_clear(aR); 1243 scr_clear ();
866#ifdef XPM_BACKGROUND 1244#ifdef XPM_BACKGROUND
867 rxvt_resize_pixmap(aR); 1245 resize_pixmap ();
868#endif 1246#endif
869 } 1247 }
870 1248
871 if (fix_screen || R->old_height == 0) { 1249 if (fix_screen || old_height == 0)
1250 {
872 int curr_screen = -1; 1251 int curr_screen = -1;
873 uint16_t old_ncol = R->prev_ncol; 1252 int old_ncol = prev_ncol;
874 1253
875 /* scr_reset only works on the primary screen */ 1254 /* scr_reset only works on the primary screen */
876 if (R->old_height) /* this is not the first time through */ 1255 if (old_height) /* this is not the first time through */
1256 {
1257 unsigned int ocol = ncol;
1258 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
877 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1259 curr_screen = scr_change_screen (PRIMARY);
878 rxvt_scr_reset(aR); 1260 ncol = ocol;
879 if (curr_screen >= 0) { /* this is not the first time through */
880 rxvt_scr_change_screen(aR_ curr_screen);
881 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
882 } 1261 }
883 }
884 1262
1263 scr_reset ();
1264
1265 if (curr_screen >= 0) /* this is not the first time through */
1266 {
1267 scr_change_screen (curr_screen);
1268 selection_check (old_ncol != ncol ? 4 : 0);
1269 }
1270 }
1271
885 R->old_width = R->szHint.width; 1272 old_width = szHint.width;
886 R->old_height = R->szHint.height; 1273 old_height = szHint.height;
1274
1275#ifdef XPM_BACKGROUND
1276 if (pixmap)
1277 scr_touch (false);
1278#endif
887 1279
888#ifdef USE_XIM 1280#ifdef USE_XIM
889 rxvt_IMSetStatusPosition(aR); 1281 IMSetStatusPosition ();
890#endif 1282#endif
891} 1283}
892 1284
893/* 1285/*
894 * Set the width/height of the vt window in characters. Units are pixels. 1286 * Set the width/height of the vt window in characters. Units are pixels.
895 * good for toggling 80/132 columns 1287 * good for toggling 80/132 columns
896 */ 1288 */
897/* EXTPROTO */
898void 1289void
899rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1290rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
900{ 1291{
901 XWindowAttributes wattr; 1292 XWindowAttributes wattr;
902 1293
903 if (width == 0 || height == 0) { 1294 if (newwidth == 0 || newheight == 0)
1295 {
904 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1296 XGetWindowAttributes (display->display, display->root, &wattr);
1297
905 if (width == 0) 1298 if (newwidth == 0)
906 width = wattr.width - R->szHint.base_width; 1299 newwidth = wattr.width - szHint.base_width;
907 if (height == 0) 1300 if (newheight == 0)
908 height = wattr.height - R->szHint.base_height; 1301 newheight = wattr.height - szHint.base_height;
1302 }
1303
1304 if (newwidth != width || newheight != height)
909 } 1305 {
910 if (width != R->TermWin.width || height != R->TermWin.height) {
911 width += R->szHint.base_width; 1306 newwidth += szHint.base_width;
912 height += R->szHint.base_height; 1307 newheight += szHint.base_height;
913 rxvt_resize_all_windows(aR_ width, height, 0); 1308 resize_all_windows (newwidth, newheight, 0);
914 } 1309 }
915} 1310}
916 1311
917/* -------------------------------------------------------------------- * 1312/* -------------------------------------------------------------------- *
918 * - X INPUT METHOD ROUTINES - * 1313 * - X INPUT METHOD ROUTINES - *
919 * -------------------------------------------------------------------- */ 1314 * -------------------------------------------------------------------- */
920#ifdef USE_XIM 1315#ifdef USE_XIM
921/* INTPROTO */
922void
923rxvt_setSize(pR_ XRectangle * size)
924{
925 size->x = R->TermWin.int_bwidth;
926 size->y = R->TermWin.int_bwidth;
927 size->width = Width2Pixel(R->TermWin.ncol);
928 size->height = Height2Pixel(R->TermWin.nrow);
929}
930 1316
931/* INTPROTO */
932void 1317void
933rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1318rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
934{ 1319{
935 *fg = R->PixColors[Color_fg]; 1320 fg = pix_colors[Color_fg];
936 *bg = R->PixColors[Color_bg]; 1321 bg = pix_colors[Color_bg];
1322}
1323
1324void
1325rxvt_term::im_set_size (XRectangle &size)
1326{
1327 // the int_bwidth terms make no sense to me
1328 size.x = int_bwidth;
1329 size.y = int_bwidth;
1330 size.width = Width2Pixel (ncol) + int_bwidth;
1331 size.height = Height2Pixel (nrow) + int_bwidth;
1332}
1333
1334void
1335rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1336 XRectangle &status_rect,
1337 const XRectangle &needed_rect)
1338{
1339 preedit_rect.x = needed_rect.width;
1340 preedit_rect.y = 0;
1341 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1342 preedit_rect.height = fheight;
1343
1344 status_rect.x = 0;
1345 status_rect.y = 0;
1346 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1347 status_rect.height = fheight;
937} 1348}
938 1349
939/* Checking whether input method is running. */ 1350/* Checking whether input method is running. */
940/* INTPROTO */
941Bool 1351bool
942rxvt_IMisRunning(pR) 1352rxvt_term::IMisRunning ()
943{ 1353{
944 char *p; 1354 char *p;
945 Atom atom; 1355 Atom atom;
946 Window win; 1356 Window win;
947 char server[IMBUFSIZ]; 1357 char server[IMBUFSIZ];
948 1358
949/* get current locale modifier */ 1359 /* get current locale modifier */
950 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1360 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1361 {
951 STRCPY(server, "@server="); 1362 strcpy (server, "@server=");
952 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1363 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1364
953 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1365 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
954 *p = '\0'; 1366 *p = '\0';
955 1367
956 atom = XInternAtom(R->Xdisplay, server, False); 1368 atom = XInternAtom (display->display, server, False);
957 win = XGetSelectionOwner(R->Xdisplay, atom); 1369 win = XGetSelectionOwner (display->display, atom);
1370
958 if (win != None) 1371 if (win != None)
959 return True; 1372 return True;
960 } 1373 }
1374
961 return False; 1375 return False;
962} 1376}
963 1377
964/* EXTPROTO */
965void 1378void
966rxvt_IMSendSpot(pR) 1379rxvt_term::IMSendSpot ()
967{ 1380{
968 XPoint spot; 1381 XPoint nspot;
969 XVaNestedList preedit_attr; 1382 XVaNestedList preedit_attr;
970 1383
971 if (R->Input_Context == NULL 1384 if (!Input_Context
1385 || !focus
972 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1386 || !(input_style & XIMPreeditPosition))
973 || !(R->event_type == KeyPress
974 || R->event_type == Expose
975 || R->event_type == NoExpose
976 || R->event_type == SelectionNotify
977 || R->event_type == ButtonRelease || R->event_type == FocusIn)
978 || !rxvt_IMisRunning(aR))
979 return; 1387 return;
980 1388
981 rxvt_setPosition(aR_ & spot); 1389 im_set_position (nspot);
982 1390
1391 if (nspot.x == spot.x && nspot.y == spot.y)
1392 return;
1393
1394 spot = nspot;
1395
983 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1396 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1397 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985 XFree(preedit_attr); 1398 XFree (preedit_attr);
986} 1399}
987 1400
988/* EXTPROTO */
989void 1401void
990rxvt_setTermFontSet(pR_ int idx) 1402rxvt_term::im_destroy ()
991{ 1403{
992 char *string; 1404 if (input_method)
993 long length;
994 int success = 0;
995
996 if (idx < 0 || idx >= MAX_NFONTS)
997 return;
998}
999
1000/* INTPROTO */
1001void
1002rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1003 XRectangle * needed_rect)
1004{
1005 int mbh, vtx = 0;
1006
1007 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1008 vtx = scrollbar_TotalWidth();
1009 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1010 mbh -= R->TermWin.lineSpace;
1011
1012 preedit_rect->x = needed_rect->width + vtx;
1013 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1014
1015 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1016 + vtx;
1017 preedit_rect->height = Height2Pixel(1);
1018
1019 status_rect->x = vtx;
1020 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1021
1022 status_rect->width = needed_rect->width ? needed_rect->width
1023 : Width2Pixel(R->TermWin.ncol + 1);
1024 status_rect->height = Height2Pixel(1);
1025}
1026
1027/* ARGSUSED */
1028/* INTPROTO */
1029void
1030rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1031 __attribute__ ((unused)), XPointer call_data
1032 __attribute__ ((unused)))
1033{
1034 dR;
1035
1036 R->Input_Context = NULL;
1037/* To avoid Segmentation Fault in C locale: Solaris only? */
1038 if (STRCMP(R->locale, "C"))
1039 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040 rxvt_IMInstantiateCallback, NULL);
1041}
1042
1043/*
1044 * X manual pages and include files don't match on some systems:
1045 * some think this is an XIDProc and others an XIMProc so we can't
1046 * use the first argument - need to update this to be nice for
1047 * both types via some sort of configure detection
1048 */
1049/* ARGSUSED */
1050/* EXTPROTO */
1051void
1052rxvt_IMInstantiateCallback(Display * unused
1053 __attribute__ ((unused)), XPointer client_data
1054 __attribute__ ((unused)), XPointer call_data
1055 __attribute__ ((unused)))
1056{
1057 dR;
1058 int i, found, had_im;
1059 const char *p;
1060 char **s;
1061 char buf[IMBUFSIZ];
1062
1063 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1064 if (R->Input_Context)
1065 return;
1066
1067 found = had_im = 0;
1068 p = R->rs[Rs_inputMethod];
1069 if (p && *p) {
1070 had_im = 1;
1071 s = rxvt_splitcommastring(p);
1072 for (i = 0; s[i]; i++) {
1073 if (*s[i]) {
1074 STRCPY(buf, "@im=");
1075 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1076 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1077 && (rxvt_IM_get_IC(aR) == True)) {
1078 found = 1;
1079 break;
1080 }
1081 }
1082 }
1083 for (i = 0; s[i]; i++)
1084 free(s[i]);
1085 free(s);
1086 } 1405 {
1087 if (found) 1406 if (Input_Context && input_method->xim)
1088 return; 1407 XDestroyIC (Input_Context);
1089 1408
1090/* try with XMODIFIERS env. var. */ 1409 display->put_xim (input_method);
1091 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1410 input_method = 0;
1092 rxvt_IM_get_IC(aR);
1093 return;
1094 } 1411 }
1095 1412
1096/* try with no modifiers base IF the user didn't specify an IM */ 1413 Input_Context = 0;
1097 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1098 && rxvt_IM_get_IC(aR) == True)
1099 return;
1100} 1414}
1101 1415
1102/* 1416/*
1103 * Try to open a XIM with the current modifiers, then see if we can 1417 * Try to open a XIM with the current modifiers, then see if we can
1104 * open a suitable preedit type 1418 * open a suitable preedit type
1105 */ 1419 */
1106/* INTPROTO */
1107Bool 1420bool
1108rxvt_IM_get_IC(pR) 1421rxvt_term::IM_get_IC (const char *modifiers)
1109{ 1422{
1110 int i, j, found; 1423 int i, j, found;
1111 XIM xim; 1424 XIM xim;
1112 XPoint spot; 1425 XPoint spot;
1113 XRectangle rect, status_rect, needed_rect; 1426 XRectangle rect, status_rect, needed_rect;
1114 unsigned long fg, bg; 1427 unsigned long fg, bg;
1115 const char *p; 1428 const char *p;
1116 char **s; 1429 char **s;
1117 XIMStyles *xim_styles; 1430 XIMStyles *xim_styles;
1118 XVaNestedList preedit_attr, status_attr;
1119 XIMCallback ximcallback;
1120 1431
1432 set_environ (envv);
1433
1434 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1435 return false;
1436
1121 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1437 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1122 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1438 input_method = display->get_xim (locale, modifiers);
1123 if (xim == NULL) 1439 if (input_method == NULL)
1124 return False; 1440 return false;
1125 1441
1442 xim = input_method->xim;
1443 spot.x = spot.y = -1;
1444
1126 xim_styles = NULL; 1445 xim_styles = NULL;
1127 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1446 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128 || !xim_styles || !xim_styles->count_styles) { 1447 || !xim_styles || !xim_styles->count_styles)
1129 XCloseIM(xim); 1448 {
1449 im_destroy ();
1130 return False; 1450 return false;
1451 }
1452
1453 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1454
1455 for (int pi = 0; pi < 2; pi++)
1131 } 1456 {
1457 p = pet[pi];
1132 1458
1133 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1459 if (!p)
1134 : "OverTheSpot,OffTheSpot,Root"; 1460 continue;
1461
1135 s = rxvt_splitcommastring(p); 1462 s = rxvt_splitcommastring (p);
1463
1136 for (i = found = 0; !found && s[i]; i++) { 1464 for (i = found = 0; !found && s[i]; i++)
1465 {
1137 if (!STRCMP(s[i], "OverTheSpot")) 1466 if (!strcmp (s[i], "OverTheSpot"))
1138 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1467 input_style = (XIMPreeditPosition | XIMStatusNothing);
1139 else if (!STRCMP(s[i], "OffTheSpot")) 1468 else if (!strcmp (s[i], "OffTheSpot"))
1140 R->input_style = (XIMPreeditArea | XIMStatusArea); 1469 input_style = (XIMPreeditArea | XIMStatusArea);
1141 else if (!STRCMP(s[i], "Root")) 1470 else if (!strcmp (s[i], "Root"))
1142 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1471 input_style = (XIMPreeditNothing | XIMStatusNothing);
1472 else if (!strcmp (s[i], "None"))
1473 input_style = (XIMPreeditNone | XIMStatusNone);
1143 1474
1144 for (j = 0; j < xim_styles->count_styles; j++) 1475 for (j = 0; j < xim_styles->count_styles; j++)
1145 if (R->input_style == xim_styles->supported_styles[j]) { 1476 if (input_style == xim_styles->supported_styles[j])
1477 {
1478 rxvt_freecommastring (s);
1479
1146 found = 1; 1480 found = 1;
1481 goto foundpet;
1482 }
1483
1484 }
1485
1486 rxvt_freecommastring (s);
1487 }
1488
1489foundpet:
1490
1491 XFree (xim_styles);
1492
1493 if (!found)
1494 {
1495 im_destroy ();
1496 return false;
1497 }
1498
1499 XFontSet fs = 0;
1500 XVaNestedList preedit_attr = 0, status_attr = 0;
1501
1502 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1503 {
1504 // fake us a font-set, please
1505 char **missing_charset_list;
1506 int missing_charset_count;
1507 char *def_string;
1508 char pat[512];
1509
1510 sprintf (pat,
1511 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1512 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1513 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1514 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1515 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1516 "*",
1517 fheight,
1518 fheight + 1, fheight - 1,
1519 fheight - 2, fheight + 2);
1520
1521 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1522 &missing_charset_list, &missing_charset_count, &def_string);
1523
1524 if (missing_charset_list)
1525 XFreeStringList (missing_charset_list);
1526
1527 if (!fs)
1528 {
1529 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1530 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1531 }
1532 }
1533
1534 if (input_style & XIMPreeditPosition)
1535 {
1536 im_set_size (rect);
1537 im_set_position (spot);
1538 im_set_color (fg, bg);
1539
1540 preedit_attr = XVaCreateNestedList (0,
1541 XNForeground, fg,
1542 XNBackground, bg,
1543 XNArea, &rect,
1544 XNSpotLocation, &spot,
1545 XNFontSet, fs,
1546 NULL);
1547 }
1548 else if (input_style & XIMPreeditArea)
1549 {
1550 im_set_color (fg, bg);
1551
1552 /*
1553 * The necessary width of preedit area is unknown
1554 * until create input context.
1555 */
1556 needed_rect.width = 0;
1557 im_set_preedit_area (rect, status_rect, needed_rect);
1558
1559 preedit_attr = XVaCreateNestedList (0,
1560 XNForeground, fg,
1561 XNBackground, bg,
1562 XNArea, &rect,
1563 XNFontSet, fs,
1564 NULL);
1565 status_attr = XVaCreateNestedList (0,
1566 XNForeground, fg,
1567 XNBackground, bg,
1568 XNArea, &status_rect,
1569 XNFontSet, fs,
1570 NULL);
1571 }
1572
1573 Input_Context = XCreateIC (xim,
1574 XNInputStyle, input_style,
1575 XNClientWindow, vt,
1576 XNFocusWindow, parent[0],
1577 preedit_attr ? XNPreeditAttributes : NULL,
1578 preedit_attr,
1579 status_attr ? XNStatusAttributes : NULL,
1580 status_attr, NULL);
1581
1582 if (preedit_attr) XFree (preedit_attr);
1583 if (status_attr) XFree (status_attr);
1584 if (fs) XFreeFontSet (display->display, fs);
1585
1586 if (Input_Context == NULL)
1587 {
1588 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1589 im_destroy ();
1590 return false;
1591 }
1592
1593 if (input_style & XIMPreeditArea)
1594 IMSetStatusPosition ();
1595
1596 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1597 return true;
1598}
1599
1600void
1601rxvt_term::im_cb ()
1602{
1603 int i;
1604 const char *p;
1605 char **s;
1606 char buf[IMBUFSIZ];
1607
1608 make_current ();
1609
1610 im_destroy ();
1611
1612 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1613 if (Input_Context)
1614 return;
1615
1616#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1617 if (rs[Rs_imLocale])
1618 SET_LOCALE (rs[Rs_imLocale]);
1619#endif
1620
1621 p = rs[Rs_inputMethod];
1622 if (p && *p)
1623 {
1624 bool found = false;
1625
1626 s = rxvt_splitcommastring (p);
1627
1628 for (i = 0; s[i]; i++)
1629 {
1630 if (*s[i])
1631 {
1632 strcpy (buf, "@im=");
1633 strncat (buf, s[i], IMBUFSIZ - 5);
1634 if (IM_get_IC (buf))
1635 {
1636 found = true;
1147 break; 1637 break;
1638 }
1148 } 1639 }
1149 } 1640 }
1150 for (i = 0; s[i]; i++)
1151 free(s[i]);
1152 free(s);
1153 XFree(xim_styles);
1154 1641
1642 rxvt_freecommastring (s);
1643
1155 if (!found) { 1644 if (found)
1156 XCloseIM(xim); 1645 goto done;
1157 return False;
1158 } 1646 }
1159 1647
1160 ximcallback.callback = rxvt_IMDestroyCallback; 1648 /* try with XMODIFIERS env. var. */
1649 if (IM_get_IC (""))
1650 goto done;
1161 1651
1162/* XXX: not sure why we need this (as well as IC one below) */ 1652 /* try with no modifiers base IF the user didn't specify an IM */
1163 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1653 if (IM_get_IC ("@im=none"))
1654 goto done;
1164 1655
1165 preedit_attr = status_attr = NULL; 1656done:
1166 1657#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167 if (R->input_style & XIMPreeditPosition) { 1658 if (rs[Rs_imLocale])
1168 rxvt_setSize(aR_ & rect); 1659 SET_LOCALE (locale);
1169 rxvt_setPosition(aR_ & spot); 1660#endif
1170 rxvt_setColor(aR_ & fg, &bg);
1171
1172 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1173 XNSpotLocation, &spot,
1174 XNForeground, fg, XNBackground, bg,
1175 //XNFontSet, R->TermWin.fontset,
1176 NULL);
1177 } else if (R->input_style & XIMPreeditArea) {
1178 rxvt_setColor(aR_ & fg, &bg);
1179
1180 /*
1181 * The necessary width of preedit area is unknown
1182 * until create input context.
1183 */
1184 needed_rect.width = 0;
1185
1186 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1187
1188 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1189 XNForeground, fg, XNBackground, bg,
1190 //XNFontSet, R->TermWin.fontset,
1191 NULL);
1192 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1193 XNForeground, fg, XNBackground, bg,
1194 //XNFontSet, R->TermWin.fontset,
1195 NULL);
1196 }
1197 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1198 XNClientWindow, R->TermWin.parent[0],
1199 XNFocusWindow, R->TermWin.parent[0],
1200 XNDestroyCallback, &ximcallback,
1201 preedit_attr ? XNPreeditAttributes : NULL,
1202 preedit_attr,
1203 status_attr ? XNStatusAttributes : NULL,
1204 status_attr, NULL);
1205 if (preedit_attr)
1206 XFree(preedit_attr);
1207 if (status_attr)
1208 XFree(status_attr);
1209 if (R->Input_Context == NULL) {
1210 rxvt_print_error("failed to create input context");
1211 XCloseIM(xim);
1212 return False;
1213 }
1214 if (R->input_style & XIMPreeditArea)
1215 rxvt_IMSetStatusPosition(aR);
1216 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1217 return True;
1218} 1661}
1219 1662
1220/* EXTPROTO */
1221void 1663void
1222rxvt_IMSetStatusPosition(pR) 1664rxvt_term::IMSetStatusPosition ()
1223{ 1665{
1224 XRectangle preedit_rect, status_rect, *needed_rect; 1666 XRectangle preedit_rect, status_rect, *needed_rect;
1225 XVaNestedList preedit_attr, status_attr; 1667 XVaNestedList preedit_attr, status_attr;
1226 1668
1227 if (R->Input_Context == NULL 1669 if (!Input_Context
1670 || !focus
1228 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1671 || !(input_style & XIMPreeditArea)
1229 || !rxvt_IMisRunning(aR)) 1672 || !IMisRunning ())
1230 return; 1673 return;
1231 1674
1232/* Getting the necessary width of preedit area */ 1675 /* Getting the necessary width of preedit area */
1233 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1676 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1677 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235 XFree(status_attr); 1678 XFree (status_attr);
1236 1679
1237 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1680 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1681 XFree (needed_rect);
1238 1682
1239 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1683 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1684 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241 1685
1242 XSetICValues(R->Input_Context, 1686 XSetICValues (Input_Context,
1243 XNPreeditAttributes, preedit_attr, 1687 XNPreeditAttributes, preedit_attr,
1244 XNStatusAttributes, status_attr, NULL); 1688 XNStatusAttributes, status_attr, NULL);
1245 1689
1246 XFree(preedit_attr); 1690 XFree (preedit_attr);
1247 XFree(status_attr); 1691 XFree (status_attr);
1248} 1692}
1249#endif /* USE_XIM */ 1693#endif /* USE_XIM */
1250 1694
1251/*----------------------------------------------------------------------*/ 1695/*----------------------------------------------------------------------*/
1252rxvt_t rxvt_current_term; 1696rxvt_t rxvt_current_term;

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