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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.22 by pcg, Sat Jan 31 00:20:21 2004 UTC vs.
Revision 1.185 by root, Tue Jan 17 15:17:39 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.22 2004/01/31 00:20:21 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
47#include <cstring> 51#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52static uid_t saved_euid;
53static gid_t saved_egid;
54#endif
48 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
49static char curlocale[128]; 68static char curlocale[128], savelocale[128];
50 69
51void 70bool
52rxvt_set_locale (const char *locale) 71rxvt_set_locale (const char *locale)
53{ 72{
54 if (locale && STRNCMP (locale, curlocale, 128)) 73 if (!locale || !strncmp (locale, curlocale, 128))
55 { 74 return false;
75
56 STRNCPY (curlocale, locale, 128); 76 strncpy (curlocale, locale, 128);
57 setlocale (LC_CTYPE, curlocale); 77 setlocale (LC_CTYPE, curlocale);
58 } 78 return true;
59} 79}
60 80
61void * 81void
62rxvt_term::operator new (size_t s) 82rxvt_push_locale (const char *locale)
63{ 83{
64 void *p = malloc (s); 84 strcpy (savelocale, curlocale);
85 rxvt_set_locale (locale);
86}
65 87
66 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
67 return p; 153 return len;
68}
69 154
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 155}
156#endif
75 157
76rxvt_term::rxvt_term () 158rxvt_term::rxvt_term ()
77: 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
78#ifdef CURSOR_BLINK 166#ifdef CURSOR_BLINK
79 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 167 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80#endif 168#endif
81#ifdef TEXT_BLINK 169#ifdef TEXT_BLINK
82 text_blink_ev (this, &rxvt_term::text_blink_cb), 170 text_blink_ev (this, &rxvt_term::text_blink_cb),
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),
83#endif 180#endif
84#ifdef POINTER_BLANK 181#ifdef POINTER_BLANK
85 pointer_ev (this, &rxvt_term::pointer_cb), 182 pointer_ev (this, &rxvt_term::pointer_cb),
86#endif 183#endif
184#ifdef USE_XIM
185 im_ev (this, &rxvt_term::im_cb),
186#endif
187 termwin_ev (this, &rxvt_term::x_cb),
188 vt_ev (this, &rxvt_term::x_cb),
87 check_ev (this, &rxvt_term::check_cb), 189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
88 destroy_ev (this, &rxvt_term::destroy_cb), 191 destroy_ev (this, &rxvt_term::destroy_cb),
89 pty_ev (this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
90 x_ev (this, &rxvt_term::x_cb),
91 incr_ev (this, &rxvt_term::incr_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
92{ 194{
93 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
94}
95 196
96rxvt_term::~rxvt_term () 197 termlist.push_back (this);
97{
98 scr_release ();
99 198
100 free (locale); 199#ifdef KEYSYM_RESOURCE
101 free (codeset); 200 keyboard = new keyboard_manager;
102 201
103#ifndef NO_SETOWNER_TTYDEV 202 if (!keyboard)
104 privileged_ttydev (RESTORE); 203 rxvt_fatal ("out of memory, aborting.\n");
105#endif 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
106#ifdef UTMP_SUPPORT 214#ifdef UTMP_SUPPORT
107 privileged_utmp (RESTORE); 215 privileged_utmp (RESTORE);
108#endif 216#endif
217
218 delete pty; pty = 0;
219}
220
221rxvt_term::~rxvt_term ()
222{
223 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
224
225 termlist.erase (find (termlist.begin (), termlist.end(), this));
226
227 emergency_cleanup ();
228
229#if ENABLE_STYLES
230 for (int i = RS_styleCount; --i; )
231 if (fontset[i] != fontset[0])
232 delete fontset[i];
233#endif
234 delete fontset[0];
235
236 if (display)
237 {
238 dDisp;
239
240 selection_clear ();
241
109#ifdef USE_XIM 242#ifdef USE_XIM
110 if (Input_Context != NULL) 243 im_destroy ();
244#endif
245#ifdef XTERM_SCROLLBAR
246 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
247 if (ShadowGC) XFreeGC (disp, ShadowGC);
248#endif
249#ifdef PLAIN_SCROLLBAR
250 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
251#endif
252#ifdef NEXT_SCROLLBAR
253 if (blackGC) XFreeGC (disp, blackGC);
254 if (whiteGC) XFreeGC (disp, whiteGC);
255 if (grayGC) XFreeGC (disp, grayGC);
256 if (darkGC) XFreeGC (disp, darkGC);
257 if (stippleGC) XFreeGC (disp, stippleGC);
258 if (dimple) XFreePixmap (disp, dimple);
259 if (upArrow) XFreePixmap (disp, upArrow);
260 if (downArrow) XFreePixmap (disp, downArrow);
261 if (upArrowHi) XFreePixmap (disp, upArrowHi);
262 if (downArrowHi) XFreePixmap (disp, downArrowHi);
263#endif
264#ifdef RXVT_SCROLLBAR
265 if (topShadowGC) XFreeGC (disp, topShadowGC);
266 if (botShadowGC) XFreeGC (disp, botShadowGC);
267 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
268#endif
269 if (gc) XFreeGC (disp, gc);
270
271 delete drawable;
272 // destroy all windows
273 if (parent[0])
274 XDestroyWindow (disp, parent[0]);
111 { 275 }
112 XDestroyIC (Input_Context);
113 Input_Context = NULL;
114 }
115#endif
116 276
117 if (cmd_fd >= 0) 277 // TODO: free pixcolours, colours should become part of rxvt_display
118 close (cmd_fd); 278 delete pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete pix_colors_unfocused;
281#endif
119 282
120 if (Xfd >= 0) 283 displays.put (display);
121 XCloseDisplay (Xdisplay);
122 284
123 delete PixColors; 285 scr_release ();
286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_windowid);
294 free (env_display);
295 free (env_term);
296 free (env_colorfgbg);
297 free (locale);
298 free (v_buffer);
299 free (incr_buf);
300
301 delete envv;
302 delete argv;
303
304#ifdef KEYSYM_RESOURCE
305 delete keyboard;
306#endif
307}
308
309void
310rxvt_term::child_exit ()
311{
312 cmd_pid = 0;
313
314 if (!OPTION (Opt_hold))
315 destroy ();
124} 316}
125 317
126void 318void
127rxvt_term::destroy () 319rxvt_term::destroy ()
128{ 320{
321 if (destroy_ev.active)
322 return;
323
324#if ENABLE_OVERLAY
325 scr_overlay_off ();
326#endif
327
328 if (display)
329 {
330#if USE_XIM
331 im_ev.stop (display);
332#endif
333#if HAVE_SCROLLBARS
334 scrollbar_ev.stop (display);
335#endif
336#if TRANSPARENT
337 rootwin_ev.stop (display);
338#endif
339 incr_ev.stop ();
340 termwin_ev.stop (display);
341 vt_ev.stop (display);
342 }
343
129 check_ev.stop (); 344 check_ev.stop ();
130 pty_ev.stop (); 345 pty_ev.stop ();
131 x_ev.stop ();
132#ifdef CURSOR_BLINK 346#ifdef CURSOR_BLINK
133 cursor_blink_ev.stop (); 347 cursor_blink_ev.stop ();
134#endif 348#endif
135#ifdef TEXT_BLINK 349#ifdef TEXT_BLINK
136 text_blink_ev.stop (); 350 text_blink_ev.stop ();
137#endif 351#endif
352#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
353 cont_scroll_ev.stop ();
354#endif
355#ifdef SELECTION_SCROLLING
356 sel_scroll_ev.stop ();
357#endif
138#ifdef POINTER_BLANK 358#ifdef POINTER_BLANK
139 pointer_ev.stop (); 359 pointer_ev.stop ();
140#endif 360#endif
141 361
142 destroy_ev.start (0); 362 destroy_ev.start (0);
143} 363}
144 364
145void 365void
146rxvt_term::destroy_cb (time_watcher &w) 366rxvt_term::destroy_cb (time_watcher &w)
147{ 367{
148 SET_R (this); 368 make_current ();
149 369
150 delete this; 370 delete this;
151} 371}
152 372
153/*----------------------------------------------------------------------*/ 373/*----------------------------------------------------------------------*/
154/* rxvt_init() */ 374/*
155/* LIBPROTO */ 375 * Exit gracefully, clearing the utmp entry and restoring tty attributes
156rxvt_t 376 * TODO: if debugging, this should free up any known resources if we can
157rxvt_init (int argc, const char *const *argv) 377 */
158{ 378static XErrorHandler old_xerror_handler;
159 SET_R (new rxvt_term);
160 379
161 if (!GET_R->init_vars () || !GET_R->init (argc, argv)) 380static void
381rxvt_emergency_cleanup ()
382{
383 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384 (*t)->emergency_cleanup ();
385}
386
387#if ENABLE_FRILLS
388static void
389print_x_error (Display *dpy, XErrorEvent *event)
390{
391 char buffer[BUFSIZ];
392 char mesg[BUFSIZ];
393 char number[32];
394 char *mtype = "XlibMessage";
395 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397 rxvt_warn ("An X Error occured, trying to continue after report.\n");
398 rxvt_warn ("%s: %s\n", mesg, buffer);
399 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
401 sprintf(number, "%d", event->request_code);
402 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
403 rxvt_warn ("(which is %s)\n", buffer);
404 if (event->request_code >= 128) {
405 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
406 mesg, BUFSIZ);
407 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
162 { 408 }
163 delete GET_R; 409 if ((event->error_code == BadWindow) ||
164 SET_R (0); 410 (event->error_code == BadPixmap) ||
411 (event->error_code == BadCursor) ||
412 (event->error_code == BadFont) ||
413 (event->error_code == BadDrawable) ||
414 (event->error_code == BadColor) ||
415 (event->error_code == BadGC) ||
416 (event->error_code == BadIDChoice) ||
417 (event->error_code == BadValue) ||
418 (event->error_code == BadAtom)) {
419 if (event->error_code == BadValue)
420 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
421 mesg, BUFSIZ);
422 else if (event->error_code == BadAtom)
423 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
424 mesg, BUFSIZ);
425 else
426 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429 }
430 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431 mesg, BUFSIZ);
432 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433}
434#endif
435
436int
437rxvt_xerror_handler (Display *display, XErrorEvent *event)
438{
439 if (GET_R->allowedxerror == -1)
440 GET_R->allowedxerror = event->error_code;
441 else
165 } 442 {
166 443 // GET_R is most likely not the terminal which caused the error,
167 return GET_R; 444 // so just output the error and continue
168} 445#if ENABLE_FRILLS
169 446 print_x_error (display, event);
170void
171rxvt_init_signals ()
172{
173/* install exit handler for cleanup */
174#if 0
175#ifdef HAVE_ATEXIT
176 atexit(rxvt_clean_exit);
177#else 447#else
448 old_xerror_handler (display, event);
178#endif 449#endif
179#endif 450 }
180 451
181 struct sigaction sa; 452 return 0;
182
183 sigfillset (&sa.sa_mask);
184 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193/* signal (SIGURG, SIG_DFL); */
194
195 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197} 453}
198 454
455int
456rxvt_xioerror_handler (Display *display)
457{
458 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459 DisplayString (display));
460 rxvt_emergency_cleanup ();
461 _exit (EXIT_FAILURE);
462}
463
464/*----------------------------------------------------------------------*/
199bool 465bool
200rxvt_term::init (int argc, const char *const *argv) 466rxvt_term::init (int argc, const char *const *argv)
201{ 467{
468 SET_R (this);
469 set_locale ("");
470 set_environ (envv); // few things in X do not call setlocale :(
471
472 if (!init_vars ())
473 return false;
474
475 init_secondary ();
476
477 const char **cmd_argv = init_resources (argc, argv);
478
479#ifdef KEYSYM_RESOURCE
480 keyboard->register_done ();
481#endif
482
483#ifdef HAVE_SCROLLBARS
484 if (OPTION (Opt_scrollBar))
485 scrollBar.setIdle (); /* set existence for size calculations */
486#endif
487
488#if ENABLE_PERL
489 if (!rs[Rs_perl_ext_1])
490 rs[Rs_perl_ext_1] = "default";
491
492 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
493 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
494 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
495 {
496#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
497 // ignore some perl-related arguments if some bozo installed us set[ug]id
498 if (rxvt_tainted ())
499 {
500 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
501 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
502 {
503 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
504 rs[Rs_perl_lib] = 0;
505 rs[Rs_perl_eval] = 0;
506 }
507 }
508#endif
509 rxvt_perl.init (this);
510 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
511 }
512#endif
513
514 pty = rxvt_new_ptytty ();
515
516 create_windows (argc, argv);
517
518 dDisp;
519
520 init_xlocale ();
521
522 scr_reset (); // initialize screen
523
524#if 0
525 XSynchronize (disp, True);
526#endif
527
528#ifdef HAVE_SCROLLBARS
529 if (OPTION (Opt_scrollBar))
530 resize_scrollbar (); /* create and map scrollbar */
531#endif
532#ifdef TRANSPARENT
533 if (OPTION (Opt_transparent))
534 {
535 XSelectInput (disp, display->root, PropertyChangeMask);
536 check_our_parents ();
537 rootwin_ev.start (display, display->root);
538 }
539#endif
540
541 XMapWindow (disp, vt);
542 XMapWindow (disp, parent[0]);
543
544 set_colorfgbg ();
545
546 init_command (cmd_argv);
547
548 free (cmd_argv);
549
550 if (pty->pty >= 0)
551 pty_ev.start (pty->pty, EVENT_READ);
552
553 check_ev.start ();
554
555 HOOK_INVOKE ((this, HOOK_START, DT_END));
556
557 return true;
558}
559
560static struct sig_handlers
561{
562 sig_watcher sw_chld, sw_term, sw_int;
563
564 void sig_chld (sig_watcher &w)
565 {
566 // we are being called for every SIGCHLD, find the corresponding term
567 int pid;
568
569 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
570 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
571 if (pid == (*t)->cmd_pid)
572 {
573 (*t)->child_exit ();
574 break;
575 }
576 }
577
578 /*
579 * Catch a fatal signal and tidy up before quitting
580 */
581 void
582 sig_term (sig_watcher &w)
583 {
584#ifdef DEBUG_CMD
585 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
586#endif
587 rxvt_emergency_cleanup ();
588 signal (w.signum, SIG_DFL);
589 kill (getpid (), w.signum);
590 }
591
592 sig_handlers ()
593 : sw_chld (this, &sig_handlers::sig_chld),
594 sw_term (this, &sig_handlers::sig_term),
595 sw_int (this, &sig_handlers::sig_term)
596 {
597 }
598} sig_handlers;
599
600char **rxvt_environ; // startup environment
601
602void
603rxvt_init ()
604{
605 rxvt_environ = environ;
606
202 /* 607 /*
203 * Save and then give up any super-user privileges 608 * Save and then give up any super-user privileges
204 * If we need privileges in any area then we must specifically request it. 609 * If we need privileges in any area then we must specifically request it.
205 * We should only need to be root in these cases: 610 * We should only need to be root in these cases:
206 * 1. write utmp entries on some systems 611 * 1. write utmp entries on some systems
207 * 2. chown tty on some systems 612 * 2. chown tty on some systems
208 */ 613 */
209 privileges (SAVE); 614 rxvt_privileges (SAVE);
210 privileges (IGNORE); 615 rxvt_privileges (IGNORE);
211 616
212 init_secondary (); 617 signal (SIGHUP, SIG_IGN);
618 signal (SIGPIPE, SIG_IGN);
213 619
214 const char **cmd_argv = init_resources (argc, argv); 620 sig_handlers.sw_chld.start (SIGCHLD);
621 sig_handlers.sw_term.start (SIGTERM);
622 sig_handlers.sw_int.start (SIGINT);
215 623
216 set_locale (""); 624 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
625 /* signal (SIGURG, SIG_DFL); */
217 626
218#if (MENUBAR_MAX) 627 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
219 menubar_read (rs[Rs_menu]); 628 // TODO: handle this with exceptions and tolerate the memory loss
220#endif 629 XSetIOErrorHandler (rxvt_xioerror_handler);
221#ifdef HAVE_SCROLLBARS
222 if (Options & Opt_scrollBar)
223 scrollBar.setIdle (); /* set existence for size calculations */
224#endif
225 630
226 create_windows (argc, argv); 631 XrmInitialize ();
227
228 init_xlocale ();
229
230 scr_reset (); /* initialize screen */
231#ifdef RXVT_GRAPHICS
232 Gr_reset (); /* reset graphics */
233#endif
234
235#if 0
236#ifdef DEBUG_X
237 XSynchronize(Xdisplay, True);
238#endif
239#endif
240
241#ifdef HAVE_SCROLLBARS
242 if (Options & Opt_scrollBar)
243 resize_scrollbar (); /* create and map scrollbar */
244#endif
245#if (MENUBAR_MAX)
246 if (menubar_visible(r))
247 XMapWindow (Xdisplay, menuBar.win);
248#endif
249#ifdef TRANSPARENT
250 if (Options & Opt_transparent)
251 {
252 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253 check_our_parents ();
254 }
255#endif
256 XMapWindow (Xdisplay, TermWin.vt);
257 XMapWindow (Xdisplay, TermWin.parent[0]);
258
259 init_env ();
260 init_command (cmd_argv);
261
262 x_ev.start (Xfd, EVENT_READ);
263 pty_ev.start (cmd_fd, EVENT_READ);
264
265 check_ev.start ();
266
267 process_x_events ();
268
269 return true;
270}
271
272/* ------------------------------------------------------------------------- *
273 * SIGNAL HANDLING & EXIT HANDLER *
274 * ------------------------------------------------------------------------- */
275/*
276 * Catch a SIGCHLD signal and exit if the direct child has died
277 */
278/* ARGSUSED */
279/* EXTPROTO */
280RETSIGTYPE
281rxvt_Child_signal(int sig __attribute__ ((unused)))
282{
283 int pid, save_errno = errno;
284 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285 ;
286 errno = save_errno;
287
288#if 0
289 if (pid == cmd_pid)
290 exit (EXIT_SUCCESS);
291#endif
292}
293
294/*
295 * Catch a fatal signal and tidy up before quitting
296 */
297/* EXTPROTO */
298RETSIGTYPE
299rxvt_Exit_signal(int sig)
300{
301 signal(sig, SIG_DFL);
302#ifdef DEBUG_CMD
303 rxvt_print_error("signal %d", sig);
304#endif
305 rxvt_clean_exit();
306 kill(getpid(), sig);
307}
308
309/* ARGSUSED */
310/* EXTPROTO */
311int
312rxvt_xerror_handler(const Display * display
313 __attribute__ ((unused)), const XErrorEvent * event)
314{
315 if (GET_R->allowedxerror == -1)
316 GET_R->allowedxerror = event->error_code;
317 else
318 {
319 rxvt_print_error("XError: Request: %d . %d, Error: %d",
320 event->request_code, event->minor_code,
321 event->error_code);
322
323 GET_R->destroy ();
324 }
325
326 return 0;
327}
328
329/*----------------------------------------------------------------------*/
330/*
331 * Exit gracefully, clearing the utmp entry and restoring tty attributes
332 * TODO: if debugging, this should free up any known resources if we can
333 */
334/* EXTPROTO */
335void
336rxvt_clean_exit ()
337{
338 GET_R->destroy ();
339} 632}
340 633
341/* ------------------------------------------------------------------------- * 634/* ------------------------------------------------------------------------- *
342 * MEMORY ALLOCATION WRAPPERS * 635 * MEMORY ALLOCATION WRAPPERS *
343 * ------------------------------------------------------------------------- */ 636 * ------------------------------------------------------------------------- */
344/* EXTPROTO */ 637void *
638rxvt_malloc (size_t size)
639{
640 void *p = malloc (size);
641
642 if (!p)
643 rxvt_fatal ("memory allocation failure. aborting.\n");
644
645 return p;
646}
647
648void *
649rxvt_calloc (size_t number, size_t size)
650{
651 void *p = calloc (number, size);
652
653 if (!p)
654 rxvt_fatal ("memory allocation failure. aborting.\n");
655
656 return p;
657}
658
345void * 659void *
346rxvt_malloc(size_t size)
347{
348 void *p;
349
350 p = malloc(size);
351 if (p)
352 return p;
353
354 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
355 rxvt_clean_exit();
356 exit(EXIT_FAILURE);
357/* NOTREACHED */
358}
359
360/* EXTPROTO */
361void *
362rxvt_calloc(size_t number, size_t size)
363{
364 void *p;
365
366 p = calloc(number, size);
367 if (p)
368 return p;
369
370 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371 rxvt_clean_exit();
372 exit(EXIT_FAILURE);
373/* NOTREACHED */
374}
375
376/* EXTPROTO */
377void *
378rxvt_realloc(void *ptr, size_t size) 660rxvt_realloc (void *ptr, size_t size)
379{ 661{
380 void *p;
381
382 if (ptr)
383 p = realloc(ptr, size); 662 void *p = realloc (ptr, size);
384 else 663
385 p = malloc(size);
386 if (p) 664 if (!p)
665 rxvt_fatal ("memory allocation failure. aborting.\n");
666
387 return p; 667 return p;
388
389 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390 rxvt_clean_exit();
391 exit(EXIT_FAILURE);
392/* NOTREACHED */
393} 668}
394 669
395/* ------------------------------------------------------------------------- * 670/* ------------------------------------------------------------------------- *
396 * PRIVILEGED OPERATIONS * 671 * PRIVILEGED OPERATIONS *
397 * ------------------------------------------------------------------------- */ 672 * ------------------------------------------------------------------------- */
398/* take care of suid/sgid super-user (root) privileges */ 673/* take care of suid/sgid super-user (root) privileges */
399void 674void
400rxvt_term::privileges (int mode) 675rxvt_privileges (rxvt_privaction action)
401{ 676{
402#if ! defined(__CYGWIN32__) 677#if ! defined(__CYGWIN32__)
403# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 678# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404/* setreuid() is the poor man's setuid(), seteuid() */ 679 /* setreuid () is the poor man's setuid (), seteuid () */
405# define seteuid(a) setreuid(-1, (a)) 680# define seteuid(a) setreuid(-1, (a))
406# define setegid(a) setregid(-1, (a)) 681# define setegid(a) setregid(-1, (a))
407# define HAVE_SETEUID 682# define HAVE_SETEUID
408# endif 683# endif
409# ifdef HAVE_SETEUID 684# ifdef HAVE_SETEUID
410 switch (mode) { 685 switch (action)
686 {
411 case IGNORE: 687 case IGNORE:
412 /* 688 /*
413 * change effective uid/gid - not real uid/gid - so we can switch 689 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required 690 * back to root later, as required
415 */ 691 */
416 seteuid(getuid());
417 setegid(getgid()); 692 setegid (getgid ());
693 seteuid (getuid ());
418 break; 694 break;
419 case SAVE: 695 case SAVE:
420 euid = geteuid();
421 egid = getegid(); 696 saved_egid = getegid ();
697 saved_euid = geteuid ();
422 break; 698 break;
423 case RESTORE: 699 case RESTORE:
424 seteuid(euid);
425 setegid(egid); 700 setegid (saved_egid);
701 seteuid (saved_euid);
426 break; 702 break;
427 } 703 }
428# else 704# else
429 switch (mode) { 705 switch (action)
706 {
430 case IGNORE: 707 case IGNORE:
431 setuid(getuid());
432 setgid(getgid()); 708 setgid (getgid ());
709 setuid (getuid ());
433 /* FALLTHROUGH */ 710 /* FALLTHROUGH */
434 case SAVE: 711 case SAVE:
435 /* FALLTHROUGH */ 712 /* FALLTHROUGH */
436 case RESTORE: 713 case RESTORE:
437 break; 714 break;
438 } 715 }
439# endif 716# endif
440#endif 717#endif
441} 718}
442
443#ifdef UTMP_SUPPORT
444void
445rxvt_term::privileged_utmp (char action)
446{
447 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448 action, next_utmp_action, getpid()));
449 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450 || (Options & Opt_utmpInhibit)
451 || ttydev == NULL || *ttydev == '\0')
452 return;
453
454 privileges (RESTORE);
455 if (action == SAVE) {
456 next_utmp_action = RESTORE;
457 makeutent (ttydev, rs[Rs_display_name]);
458 } else { /* action == RESTORE */
459 next_utmp_action = IGNORE;
460 cleanutent ();
461 }
462 privileges (IGNORE);
463}
464#endif
465
466#ifndef NO_SETOWNER_TTYDEV
467void
468rxvt_term::privileged_ttydev (char action)
469{
470 D_MAIN((stderr,
471 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
472 action, next_tty_action, getpid()));
473 if (next_tty_action != action || (action != SAVE && action != RESTORE)
474 || ttydev == NULL || *ttydev == '\0')
475 return;
476
477 privileges (RESTORE);
478
479 if (action == SAVE) {
480 next_tty_action = RESTORE;
481# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484 next_tty_action = IGNORE;
485 else
486# endif
487 {
488 chown(ttydev, getuid(), ttygid); /* fail silently */
489 chmod(ttydev, ttymode);
490# ifdef HAVE_REVOKE
491 revoke(ttydev);
492# endif
493 }
494 } else { /* action == RESTORE */
495 next_tty_action = IGNORE;
496# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497 chmod(ttydev, ttyfd_stat.st_mode);
498 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499# else
500 chmod(ttydev,
501 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502 chown(ttydev, 0, 0);
503# endif
504 }
505
506 privileges (IGNORE);
507
508# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510 action == RESTORE ? "Restoring" : (action ==
511 SAVE ? "Saving" :
512 "UNKNOWN ERROR for"), ttydev,
513 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514 ttyfd_stat.st_gid));
515# endif
516}
517#endif
518 719
519/*----------------------------------------------------------------------*/ 720/*----------------------------------------------------------------------*/
520/* 721/*
521 * window size/position calculcations for XSizeHint and other storage. 722 * window size/position calculcations for XSizeHint and other storage.
522 * if width/height are non-zero then override calculated width/height 723 * if width/height are non-zero then override calculated width/height
523 */ 724 */
524void 725void
525rxvt_term::window_calc (unsigned int width, unsigned int height) 726rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526{ 727{
527 short recalc_x, recalc_y; 728 short recalc_x, recalc_y;
528 int x, y, sb_w, mb_h, flags; 729 int x, y, sb_w, flags;
529 unsigned int w, h; 730 unsigned int w, h;
530 unsigned int max_width, max_height; 731 unsigned int max_width, max_height;
732 dDisp;
531 733
532 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 734 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533 TermWin.ncol, TermWin.nrow, szHint.width, 735 ncol, nrow, szHint.width, szHint.height));
534 szHint.height)); 736
535 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 737 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536 szHint.win_gravity = NorthWestGravity; 738 szHint.win_gravity = NorthWestGravity;
537/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 739 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538 740
539 recalc_x = recalc_y = 0; 741 recalc_x = recalc_y = 0;
540 flags = 0; 742 flags = 0;
743
541 if (!parsed_geometry) { 744 if (!parsed_geometry)
745 {
542 parsed_geometry = 1; 746 parsed_geometry = 1;
747
543 if (rs[Rs_geometry]) 748 if (rs[Rs_geometry])
544 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 749 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
750
545 if (flags & WidthValue) { 751 if (flags & WidthValue)
546 TermWin.ncol = BOUND_POSITIVE_INT16(w); 752 {
753 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
547 szHint.flags |= USSize; 754 szHint.flags |= USSize;
548 } 755 }
756
549 if (flags & HeightValue) { 757 if (flags & HeightValue)
550 TermWin.nrow = BOUND_POSITIVE_INT16(h); 758 {
759 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
551 szHint.flags |= USSize; 760 szHint.flags |= USSize;
552 } 761 }
762
553 if (flags & XValue) { 763 if (flags & XValue)
764 {
554 szHint.x = x; 765 szHint.x = x;
555 szHint.flags |= USPosition; 766 szHint.flags |= USPosition;
767
556 if (flags & XNegative) { 768 if (flags & XNegative)
769 {
557 recalc_x = 1; 770 recalc_x = 1;
558 szHint.win_gravity = NorthEastGravity; 771 szHint.win_gravity = NorthEastGravity;
559 } 772 }
560 } 773 }
774
561 if (flags & YValue) { 775 if (flags & YValue)
776 {
562 szHint.y = y; 777 szHint.y = y;
563 szHint.flags |= USPosition; 778 szHint.flags |= USPosition;
779
564 if (flags & YNegative) { 780 if (flags & YNegative)
781 {
565 recalc_y = 1; 782 recalc_y = 1;
783
566 if (szHint.win_gravity == NorthEastGravity) 784 if (szHint.win_gravity == NorthEastGravity)
567 szHint.win_gravity = SouthEastGravity; 785 szHint.win_gravity = SouthEastGravity;
568 else 786 else
569 szHint.win_gravity = SouthWestGravity; 787 szHint.win_gravity = SouthWestGravity;
570 } 788 }
571 } 789 }
572 } 790 }
791
573/* TODO: BOUNDS */ 792 /* TODO: BOUNDS */
574 TermWin.width = TermWin.ncol * TermWin.fwidth; 793 width = ncol * fwidth;
575 TermWin.height = TermWin.nrow * TermWin.fheight; 794 height = nrow * fheight;
576 max_width = MAX_COLS * TermWin.fwidth; 795 max_width = MAX_COLS * fwidth;
577 max_height = MAX_ROWS * TermWin.fheight; 796 max_height = MAX_ROWS * fheight;
578 797
579 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 798 szHint.base_width = szHint.base_height = 2 * int_bwidth;
580 799
581 sb_w = mb_h = 0; 800 sb_w = 0;
582 window_vt_x = window_vt_y = 0; 801 window_vt_x = window_vt_y = int_bwidth;
583 if (scrollbar_visible ()) { 802
803 if (scrollBar.state)
804 {
584 sb_w = scrollbar_TotalWidth(); 805 sb_w = scrollbar_TotalWidth ();
585 szHint.base_width += sb_w; 806 szHint.base_width += sb_w;
586 if (!(Options & Opt_scrollBar_right)) 807 if (!OPTION (Opt_scrollBar_right))
587 window_vt_x = sb_w; 808 window_vt_x += sb_w;
588 } 809 }
589 if (menubar_visible ()) { 810
590 mb_h = menuBar_TotalHeight();
591 szHint.base_height += mb_h;
592 window_vt_y = mb_h;
593 }
594 szHint.width_inc = TermWin.fwidth; 811 szHint.width_inc = fwidth;
595 szHint.height_inc = TermWin.fheight; 812 szHint.height_inc = fheight;
596 szHint.min_width = szHint.base_width + szHint.width_inc; 813 szHint.min_width = szHint.base_width + szHint.width_inc;
597 szHint.min_height = szHint.base_height + szHint.height_inc; 814 szHint.min_height = szHint.base_height + szHint.height_inc;
598 815
599 if (width && width - szHint.base_width < max_width) { 816 if (newwidth && newwidth - szHint.base_width < max_width)
817 {
600 szHint.width = width; 818 szHint.width = newwidth;
601 TermWin.width = width - szHint.base_width; 819 width = newwidth - szHint.base_width;
602 } else { 820 }
603 MIN_IT(TermWin.width, max_width); 821 else
822 {
823 min_it (width, max_width);
604 szHint.width = szHint.base_width + TermWin.width; 824 szHint.width = szHint.base_width + width;
605 } 825 }
826
606 if (height && height - szHint.base_height < max_height) { 827 if (newheight && newheight - szHint.base_height < max_height)
828 {
607 szHint.height = height; 829 szHint.height = newheight;
608 TermWin.height = height - szHint.base_height; 830 height = newheight - szHint.base_height;
609 } else { 831 }
832 else
833 {
610 MIN_IT(TermWin.height, max_height); 834 min_it (height, max_height);
611 szHint.height = szHint.base_height + TermWin.height; 835 szHint.height = szHint.base_height + height;
612 } 836 }
613 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 837
838 if (scrollBar.state && OPTION (Opt_scrollBar_right))
614 window_sb_x = szHint.width - sb_w; 839 window_sb_x = szHint.width - sb_w;
615 840
616 if (recalc_x) 841 if (recalc_x)
617 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 842 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
618 - szHint.width - 2 * TermWin.ext_bwidth);
619 if (recalc_y) 843 if (recalc_y)
620 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 844 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
621 - szHint.height - 2 * TermWin.ext_bwidth);
622 845
623 TermWin.ncol = TermWin.width / TermWin.fwidth; 846 ncol = width / fwidth;
624 TermWin.nrow = TermWin.height / TermWin.fheight; 847 nrow = height / fheight;
625 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 848 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626 TermWin.ncol, TermWin.nrow, szHint.width, 849 ncol, nrow, szHint.width,
627 szHint.height)); 850 szHint.height));
628 return; 851 return;
629} 852}
630 853
631/*----------------------------------------------------------------------*/ 854/*----------------------------------------------------------------------*/
632/* 855/*
633 * Tell the teletype handler what size the window is. 856 * Tell the teletype handler what size the window is.
634 * Called after a window size change. 857 * Called after a window size change.
635 */ 858 */
636void 859void
637rxvt_term::tt_winch () 860rxvt_term::tt_winch ()
638{ 861{
862 if (pty->pty < 0)
863 return;
864
639 struct winsize ws; 865 struct winsize ws;
640 866
641 if (cmd_fd < 0)
642 return;
643
644 ws.ws_col = TermWin.ncol; 867 ws.ws_col = ncol;
645 ws.ws_row = TermWin.nrow; 868 ws.ws_row = nrow;
646 ws.ws_xpixel = ws.ws_ypixel = 0; 869 ws.ws_xpixel = width;
647#ifndef DEBUG_SIZE 870 ws.ws_ypixel = height;
648 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 871 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
649#else 872
650 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 873#if 0
651 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 874 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652# ifdef SIGWINCH
653 else if (cmd_pid) /* force through to the command */ 875 if (cmd_pid) /* force through to the command */
654 kill (cmd_pid, SIGWINCH); 876 kill (-cmd_pid, SIGWINCH);
655# endif
656#endif 877#endif
657} 878}
658 879
659/*----------------------------------------------------------------------*/ 880/*----------------------------------------------------------------------*/
660/* rxvt_change_font() - Switch to a new font */ 881/* set_fonts () - load and set the various fonts
661/* 882 *
662 * init = 1 - initialize 883 * init = 1 - initialize
663 * 884 *
664 * fontname == FONT_UP - switch to bigger font 885 * fontname == FONT_UP - switch to bigger font
665 * fontname == FONT_DN - switch to smaller font 886 * fontname == FONT_DN - switch to smaller font
666 */ 887 */
667void 888bool
668rxvt_term::change_font (int init, const char *fontname) 889rxvt_term::set_fonts ()
669{ 890{
670} 891 rxvt_fontset *fs = new rxvt_fontset (this);
892 rxvt_fontprop prop;
671 893
672void 894 if (!fs
673rxvt_term::font_up_down (int n, int direction) 895 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
896 || !fs->realize_font (1))
897 {
898 delete fs;
899 return false;
900 }
901
902#if ENABLE_STYLES
903 for (int i = RS_styleCount; --i; )
904 if (fontset[i] != fontset[0])
905 delete fontset[i];
906#endif
907
908 delete fontset[0];
909 fontset[0] = fs;
910
911 prop = (*fs)[1]->properties ();
912 prop.height += lineSpace;
913 fs->set_prop (prop);
914
915 fwidth = prop.width;
916 fheight = prop.height;
917 fbase = prop.ascent;
918
919 for (int style = 1; style < 4; style++)
920 {
921#if ENABLE_STYLES
922 const char *res = rs[Rs_font + style];
923
924 if (res && !*res)
925 fontset[style] = fontset[0];
926 else
927 {
928 fontset[style] = fs = new rxvt_fontset (this);
929 rxvt_fontprop prop2 = prop;
930
931 if (res)
932 prop2.weight = prop2.slant = rxvt_fontprop::unset;
933 else
934 {
935 res = fontset[0]->fontdesc;
936
937 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
938 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
939 }
940
941 fs->populate (res);
942 fs->set_prop (prop2);
943 }
944#else
945 fontset[style] = fontset[0];
946#endif
947 }
948
949 if (parent[0])
950 {
951 resize_all_windows (0, 0, 0);
952 scr_remap_chars ();
953 scr_touch (true);
954 }
955
956 return true;
957}
958
959void rxvt_term::set_string_property (Atom prop, const char *str, int len)
674{ 960{
961 XChangeProperty (display->display, parent[0],
962 prop, XA_STRING, 8, PropModeReplace,
963 (const unsigned char *)str, len >= 0 ? len : strlen (str));
964}
965
966void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
967{
968 wchar_t *ws = rxvt_mbstowcs (str, len);
969 char *s = rxvt_wcstoutf8 (ws);
970
971 XChangeProperty (display->display, parent[0],
972 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
973 (const unsigned char *)s, strlen (s));
974
975 free (s);
976 free (ws);
675} 977}
676 978
677/*----------------------------------------------------------------------*/ 979/*----------------------------------------------------------------------*/
678/*----------------------------------------------------------------------*/ 980/*----------------------------------------------------------------------*/
679/* xterm sequences - title, iconName, color (exptl) */ 981/* xterm sequences - title, iconName, color (exptl) */
680void 982void
681rxvt_term::set_title (const char *str) 983rxvt_term::set_title (const char *str)
682{ 984{
683#ifndef SMART_WINDOW_TITLE 985 set_string_property (XA_WM_NAME, str);
684 XStoreName(Xdisplay, TermWin.parent[0], str); 986#if ENABLE_EWMH
685#else 987 set_utf8_property (xa[XA_NET_WM_NAME], str);
686 char *name;
687
688 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689 name = NULL;
690 if (name == NULL || STRCMP(name, str))
691 XStoreName(Xdisplay, TermWin.parent[0], str);
692 if (name)
693 XFree(name);
694#endif 988#endif
695} 989}
696 990
697void 991void
698rxvt_term::set_iconName (const char *str) 992rxvt_term::set_icon_name (const char *str)
699{ 993{
700#ifndef SMART_WINDOW_TITLE 994 set_string_property (XA_WM_ICON_NAME, str);
701 XSetIconName(Xdisplay, TermWin.parent[0], str); 995#if ENABLE_EWMH
702#else 996 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703 char *name;
704
705 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706 name = NULL;
707 if (name == NULL || STRCMP(name, str))
708 XSetIconName(Xdisplay, TermWin.parent[0], str);
709 if (name)
710 XFree(name);
711#endif 997#endif
712} 998}
713 999
714#ifdef XTERM_COLOR_CHANGE 1000#ifdef XTERM_COLOR_CHANGE
715void 1001void
716rxvt_term::set_window_color (int idx, const char *color) 1002rxvt_term::set_window_color (int idx, const char *color)
717{ 1003{
718 rxvt_color xcol; 1004 rxvt_color xcol;
719 int i; 1005 int i;
720 1006
721 if (color == NULL || *color == '\0') 1007 if (color == NULL || *color == '\0')
722 return; 1008 return;
723 1009
724/* handle color aliases */ 1010 /* handle color aliases */
725 if (isdigit(*color)) { 1011 if (isdigit (*color))
1012 {
726 i = atoi(color); 1013 i = atoi (color);
1014
1015 if (i >= 8 && i <= 15)
727 if (i >= 8 && i <= 15) { /* bright colors */ 1016 { /* bright colors */
728 i -= 8; 1017 i -= 8;
729# ifndef NO_BRIGHTCOLOR
730 PixColors[idx] = PixColors[minBrightCOLOR + i]; 1018 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731 SET_PIXCOLOR(idx); 1019 SET_PIXCOLOR (idx);
732 goto Done; 1020 goto done;
1021 }
1022
1023 if (i >= 0 && i <= 7)
1024 { /* normal colors */
1025 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1026 SET_PIXCOLOR (idx);
1027 goto done;
1028 }
1029 }
1030
1031 if (!rXParseAllocColor (&xcol, color))
1032 return;
1033
1034 /* XStoreColor (display->display, display->cmap, XColor*); */
1035
1036 /*
1037 * FIXME: should free colors here, but no idea how to do it so instead,
1038 * so just keep gobbling up the colormap
1039 */
1040# if 0
1041 for (i = Color_Black; i <= Color_White; i++)
1042 if (pix_colors[idx] == pix_colors[i])
1043 break;
1044 if (i > Color_White)
1045 {
1046 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1047 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1048 DisplayPlanes (display->display, display->screen));
1049 }
733# endif 1050# endif
734 }
735 if (i >= 0 && i <= 7) { /* normal colors */
736 PixColors[idx] = PixColors[minCOLOR + i];
737 SET_PIXCOLOR(idx);
738 goto Done;
739 }
740 }
741 if (!rXParseAllocColor (& xcol, color))
742 return;
743/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744 1051
745/* 1052 pix_colors_focused[idx] = xcol;
746 * FIXME: should free colors here, but no idea how to do it so instead,
747 * so just keep gobbling up the colormap
748 */
749# if 0
750 for (i = Color_Black; i <= Color_White; i++)
751 if (PixColors[idx] == PixColors[i])
752 break;
753 if (i > Color_White) {
754 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
755 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
756 DisplayPlanes(Xdisplay, Xscreen));
757 }
758# endif
759
760 PixColors[idx] = xcol;
761 SET_PIXCOLOR(idx); 1053 SET_PIXCOLOR (idx);
762 1054
763/* XSetWindowAttributes attr; */ 1055 /* XSetWindowAttributes attr; */
764/* Cursor cursor; */ 1056 /* Cursor cursor; */
765 Done: 1057done:
766 if (idx == Color_bg && !(Options & Opt_transparent))
767 XSetWindowBackground(Xdisplay, TermWin.vt,
768 PixColors[Color_bg]);
769 1058
1059#if OFF_FOCUS_FADING
1060 if (rs[Rs_fade])
1061 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1062#endif
1063
770/* handle Color_BD, scrollbar background, etc. */ 1064 /*TODO: handle Color_BD, scrollbar background, etc. */
771 1065
772 set_colorfgbg ();
773 recolour_cursor (); 1066 recolour_cursor ();
774/* the only reasonable way to enforce a clean update */ 1067 scr_recolour ();
775 scr_poweron ();
776} 1068}
777 1069
778#else 1070#else
779# define set_window_color (idx,color) ((void)0) 1071# define set_window_color (idx,color) ((void)0)
780#endif /* XTERM_COLOR_CHANGE */ 1072#endif /* XTERM_COLOR_CHANGE */
781 1073
782void 1074void
783rxvt_term::recolour_cursor () 1075rxvt_term::recolour_cursor ()
784{ 1076{
785#if TODO
786 rxvt_color xcol[2]; 1077 XColor xcol[2];
787 1078
788 xcol[0] = PixColors[Color_pointer]; 1079 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
789 xcol[1] = PixColors[Color_bg]; 1080 ? pix_colors_focused[Color_pointer_fg]
790 XQueryColors (Xdisplay, XCMAP, xcol, 2); 1081 : pix_colors_focused[Color_fg];
1082 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1083 ? pix_colors_focused[Color_pointer_bg]
1084 : pix_colors_focused[Color_bg];
1085
1086 XQueryColors (display->display, display->cmap, xcol, 2);
791 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1087 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
792#endif
793} 1088}
794 1089
795/*----------------------------------------------------------------------*/ 1090/*----------------------------------------------------------------------*/
796/* 1091/*
797 * find if fg/bg matches any of the normal (low-intensity) colors 1092 * find if fg/bg matches any of the normal (low-intensity) colors
798 */ 1093 */
799void 1094void
800rxvt_term::set_colorfgbg () 1095rxvt_term::set_colorfgbg ()
801{ 1096{
802 unsigned int i; 1097 unsigned int i;
803 const char *xpmb = "\0"; 1098 const char *xpmb = "\0";
804 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1099 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805 1100
806 env_colorfgbg =
807 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1101 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
808 STRCPY(fstr, "default"); 1102 strcpy (fstr, "default");
809 STRCPY(bstr, "default"); 1103 strcpy (bstr, "default");
810 for (i = Color_Black; i <= Color_White; i++) 1104 for (i = Color_Black; i <= Color_White; i++)
811 if (PixColors[Color_fg] == PixColors[i]) { 1105 if (pix_colors[Color_fg] == pix_colors[i])
1106 {
812 sprintf(fstr, "%d", (i - Color_Black)); 1107 sprintf (fstr, "%d", (i - Color_Black));
813 break; 1108 break;
814 } 1109 }
1110
815 for (i = Color_Black; i <= Color_White; i++) 1111 for (i = Color_Black; i <= Color_White; i++)
816 if (PixColors[Color_bg] == PixColors[i]) { 1112 if (pix_colors[Color_bg] == pix_colors[i])
1113 {
817 sprintf(bstr, "%d", (i - Color_Black)); 1114 sprintf (bstr, "%d", (i - Color_Black));
818#ifdef XPM_BACKGROUND 1115#ifdef XPM_BACKGROUND
819 xpmb = "default;"; 1116 xpmb = "default;";
820#endif 1117#endif
821 break; 1118 break;
822 } 1119 }
1120
823 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1121 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824 putenv(env_colorfgbg);
825
826#ifndef NO_BRIGHTCOLOR
827 colorfgbg = DEFAULT_RSTYLE;
828 for (i = minCOLOR; i <= maxCOLOR; i++) {
829 if (PixColors[Color_fg] == PixColors[i])
830 colorfgbg = SET_FGCOLOR(colorfgbg, i);
831 if (PixColors[Color_bg] == PixColors[i])
832 colorfgbg = SET_BGCOLOR(colorfgbg, i);
833 }
834#endif
835} 1122}
836 1123
837/*----------------------------------------------------------------------*/ 1124/*----------------------------------------------------------------------*/
838/*
839 * Colour determination for low colour displays, routine from
840 * Hans de Goede <hans@highrise.nl>
841 */
842 1125
843int 1126int
844rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1127rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
845{ 1128{
846 if (!screen_in_out->set (this, colour)) { 1129 if (!screen_in_out->set (display, colour))
847 rxvt_print_error("can't allocate colour: %s", colour); 1130 {
1131 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
848 return false; 1132 return false;
849 } 1133 }
850 1134
851 return true; 1135 return true;
852} 1136}
853 1137
854/* -------------------------------------------------------------------- * 1138/* -------------------------------------------------------------------- *
855 * - WINDOW RESIZING - * 1139 * - WINDOW RESIZING - *
856 * -------------------------------------------------------------------- */ 1140 * -------------------------------------------------------------------- */
857void 1141void
858rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1142rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859{ 1143{
860 int fix_screen; 1144 int fix_screen;
861
862#ifdef SMART_RESIZE
863 int old_width = szHint.width, old_height = szHint.height; 1145 int old_width = szHint.width, old_height = szHint.height;
864#endif 1146 dDisp;
865 1147
866 window_calc (width, height); 1148 window_calc (newwidth, newheight);
867 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1149 XSetWMNormalHints (disp, parent[0], &szHint);
1150
868 if (!ignoreparent) 1151 if (!ignoreparent)
869 { 1152 {
870#ifdef SMART_RESIZE 1153#ifdef SMART_RESIZE
871 /* 1154 /*
872 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1155 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
875 int x, y, x1, y1; 1158 int x, y, x1, y1;
876 int dx, dy; 1159 int dx, dy;
877 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1160 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878 Window unused_cr; 1161 Window unused_cr;
879 1162
880 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1163 XTranslateCoordinates (disp, parent[0], display->root,
881 0, 0, &x, &y, &unused_cr); 1164 0, 0, &x, &y, &unused_cr);
882 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1165 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
883 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1166 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
884 /* 1167 /*
885 * if Xroot isn't the parent window, a WM will probably have offset 1168 * if display->root isn't the parent window, a WM will probably have offset
886 * our position for handles and decorations. Counter it 1169 * our position for handles and decorations. Counter it
887 */ 1170 */
888 if (x1 != x || y1 != y) { 1171 if (x1 != x || y1 != y)
1172 {
889 x -= x1; 1173 x -= x1;
890 y -= y1; 1174 y -= y1;
891 } 1175 }
892 1176
893 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1177 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
894 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1178 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
895 dx = old_width - szHint.width; 1179 dx = old_width - szHint.width;
896 dy = old_height - szHint.height; 1180 dy = old_height - szHint.height;
897 1181
898 /* Check position of the center of the window */ 1182 /* Check position of the center of the window */
899 if (x < x1) /* left half */ 1183 if (x < x1) /* left half */
900 dx = 0; 1184 dx = 0;
901 else if (x == x1) /* exact center */ 1185 else if (x == x1) /* exact center */
902 dx /= 2; 1186 dx /= 2;
903 if (y < y1) /* top half */ 1187 if (y < y1) /* top half */
904 dy = 0; 1188 dy = 0;
905 else if (y == y1) /* exact center */ 1189 else if (y == y1) /* exact center */
906 dy /= 2; 1190 dy /= 2;
907 1191
908 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1192 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
909 szHint.width, szHint.height); 1193 szHint.width, szHint.height);
910#else 1194#else
911 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1195 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
912 szHint.height);
913#endif 1196#endif
914 } 1197 }
915 1198
916 fix_screen = (TermWin.ncol != prev_ncol 1199 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917 || TermWin.nrow != prev_nrow);
918 1200
919 if (fix_screen || width != old_width || height != old_height) 1201 if (fix_screen || newwidth != old_width || newheight != old_height)
920 { 1202 {
921 if (scrollbar_visible ()) 1203 if (scrollBar.state)
922 { 1204 {
923 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1205 XMoveResizeWindow (disp, scrollBar.win,
1206 window_sb_x, 0,
924 0, scrollbar_TotalWidth (), szHint.height); 1207 scrollbar_TotalWidth (), szHint.height);
925 resize_scrollbar (); 1208 resize_scrollbar ();
926 } 1209 }
927 1210
928 if (menubar_visible ()) 1211 XMoveResizeWindow (disp, vt,
929 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1212 window_vt_x, window_vt_y,
930 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
931
932 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
933 window_vt_y, TermWin_TotalWidth (),
934 TermWin_TotalHeight ()); 1213 width, height);
935#ifdef RXVT_GRAPHICS 1214
936 if (old_height)
937 Gr_Resize (old_width - szHint.base_width,
938 old_height - szHint.base_height);
939#endif
940 scr_clear (); 1215 scr_clear ();
941#ifdef XPM_BACKGROUND 1216#ifdef XPM_BACKGROUND
942 resize_pixmap (); 1217 resize_pixmap ();
943#endif 1218#endif
944 } 1219 }
949 int old_ncol = prev_ncol; 1224 int old_ncol = prev_ncol;
950 1225
951 /* scr_reset only works on the primary screen */ 1226 /* scr_reset only works on the primary screen */
952 if (old_height) /* this is not the first time through */ 1227 if (old_height) /* this is not the first time through */
953 { 1228 {
954 unsigned int ncol = TermWin.ncol; 1229 unsigned int ocol = ncol;
955 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1230 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956 curr_screen = scr_change_screen (PRIMARY); 1231 curr_screen = scr_change_screen (PRIMARY);
957 TermWin.ncol = ncol; 1232 ncol = ocol;
958 } 1233 }
959 1234
960 scr_reset(); 1235 scr_reset ();
961 1236
962 if (curr_screen >= 0) /* this is not the first time through */ 1237 if (curr_screen >= 0) /* this is not the first time through */
963 { 1238 {
964 scr_change_screen (curr_screen); 1239 scr_change_screen (curr_screen);
965 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1240 selection_check (old_ncol != ncol ? 4 : 0);
966 } 1241 }
967 } 1242 }
968 1243
969 old_width = szHint.width; 1244 old_width = szHint.width;
970 old_height = szHint.height; 1245 old_height = szHint.height;
1246
1247#ifdef XPM_BACKGROUND
1248 if (pixmap)
1249 scr_touch (false);
1250#endif
971 1251
972#ifdef USE_XIM 1252#ifdef USE_XIM
973 IMSetStatusPosition (); 1253 IMSetStatusPosition ();
974#endif 1254#endif
975} 1255}
977/* 1257/*
978 * Set the width/height of the vt window in characters. Units are pixels. 1258 * Set the width/height of the vt window in characters. Units are pixels.
979 * good for toggling 80/132 columns 1259 * good for toggling 80/132 columns
980 */ 1260 */
981void 1261void
982rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1262rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983{ 1263{
984 XWindowAttributes wattr; 1264 XWindowAttributes wattr;
985 1265
986 if (width == 0 || height == 0) { 1266 if (newwidth == 0 || newheight == 0)
1267 {
987 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1268 XGetWindowAttributes (display->display, display->root, &wattr);
1269
988 if (width == 0) 1270 if (newwidth == 0)
989 width = wattr.width - szHint.base_width; 1271 newwidth = wattr.width - szHint.base_width;
990 if (height == 0) 1272 if (newheight == 0)
991 height = wattr.height - szHint.base_height; 1273 newheight = wattr.height - szHint.base_height;
1274 }
1275
1276 if (newwidth != width || newheight != height)
992 } 1277 {
993 if (width != TermWin.width || height != TermWin.height) {
994 width += szHint.base_width; 1278 newwidth += szHint.base_width;
995 height += szHint.base_height; 1279 newheight += szHint.base_height;
996 resize_all_windows (width, height, 0); 1280 resize_all_windows (newwidth, newheight, 0);
997 } 1281 }
998} 1282}
999 1283
1000/* -------------------------------------------------------------------- * 1284/* -------------------------------------------------------------------- *
1001 * - X INPUT METHOD ROUTINES - * 1285 * - X INPUT METHOD ROUTINES - *
1002 * -------------------------------------------------------------------- */ 1286 * -------------------------------------------------------------------- */
1003#ifdef USE_XIM 1287#ifdef USE_XIM
1004void
1005rxvt_term::set_size (XRectangle *size)
1006{
1007 size->x = TermWin.int_bwidth;
1008 size->y = TermWin.int_bwidth;
1009 size->width = Width2Pixel(TermWin.ncol);
1010 size->height = Height2Pixel(TermWin.nrow);
1011}
1012 1288
1013void 1289void
1014rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1290rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015{ 1291{
1016 *fg = PixColors[Color_fg]; 1292 fg = pix_colors[Color_fg];
1017 *bg = PixColors[Color_bg]; 1293 bg = pix_colors[Color_bg];
1294}
1295
1296void
1297rxvt_term::im_set_size (XRectangle &size)
1298{
1299 // the int_bwidth terms make no sense to me
1300 size.x = int_bwidth;
1301 size.y = int_bwidth;
1302 size.width = Width2Pixel (ncol) + int_bwidth;
1303 size.height = Height2Pixel (nrow) + int_bwidth;
1304}
1305
1306void
1307rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1308 XRectangle &status_rect,
1309 const XRectangle &needed_rect)
1310{
1311 preedit_rect.x = needed_rect.width;
1312 preedit_rect.y = 0;
1313 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1314 preedit_rect.height = fheight;
1315
1316 status_rect.x = 0;
1317 status_rect.y = 0;
1318 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1319 status_rect.height = fheight;
1018} 1320}
1019 1321
1020/* Checking whether input method is running. */ 1322/* Checking whether input method is running. */
1021bool 1323bool
1022rxvt_term::IMisRunning () 1324rxvt_term::IMisRunning ()
1023{ 1325{
1024 char *p; 1326 char *p;
1025 Atom atom; 1327 Atom atom;
1026 Window win; 1328 Window win;
1027 char server[IMBUFSIZ]; 1329 char server[IMBUFSIZ];
1028 1330
1029/* get current locale modifier */ 1331 /* get current locale modifier */
1030 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1332 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1333 {
1031 STRCPY(server, "@server="); 1334 strcpy (server, "@server=");
1032 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1335 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1336
1033 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1337 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034 *p = '\0'; 1338 *p = '\0';
1035 1339
1036 atom = XInternAtom(Xdisplay, server, False); 1340 atom = XInternAtom (display->display, server, False);
1037 win = XGetSelectionOwner(Xdisplay, atom); 1341 win = XGetSelectionOwner (display->display, atom);
1342
1038 if (win != None) 1343 if (win != None)
1039 return True; 1344 return True;
1040 } 1345 }
1346
1041 return False; 1347 return False;
1042} 1348}
1043 1349
1044void 1350void
1045rxvt_term::IMSendSpot () 1351rxvt_term::IMSendSpot ()
1046{ 1352{
1047 XPoint spot; 1353 XPoint nspot;
1048 XVaNestedList preedit_attr; 1354 XVaNestedList preedit_attr;
1049 1355
1050 if (Input_Context == NULL 1356 if (!Input_Context
1357 || !focus
1051 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1358 || !(input_style & XIMPreeditPosition))
1052 || !(event_type == KeyPress
1053 || event_type == Expose
1054 || event_type == NoExpose
1055 || event_type == SelectionNotify
1056 || event_type == ButtonRelease || event_type == FocusIn)
1057 || !IMisRunning ())
1058 return; 1359 return;
1059 1360
1060 set_position (&spot); 1361 im_set_position (nspot);
1061 1362
1363 if (nspot.x == spot.x && nspot.y == spot.y)
1364 return;
1365
1366 spot = nspot;
1367
1062 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1368 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1369 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064 XFree(preedit_attr); 1370 XFree (preedit_attr);
1065} 1371}
1066 1372
1067void 1373void
1068rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1374rxvt_term::im_destroy ()
1069 XRectangle * needed_rect)
1070{ 1375{
1071 int mbh, vtx = 0; 1376 if (input_method)
1377 {
1378 if (Input_Context && input_method->xim)
1379 XDestroyIC (Input_Context);
1072 1380
1073 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1381 display->put_xim (input_method);
1074 vtx = scrollbar_TotalWidth(); 1382 input_method = 0;
1383 }
1075 1384
1076 mbh = menubar_visible () ? menuBar_TotalHeight() : 0; 1385 Input_Context = 0;
1077 mbh -= TermWin.lineSpace;
1078
1079 preedit_rect->x = needed_rect->width + vtx;
1080 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083 preedit_rect->height = Height2Pixel(1);
1084
1085 status_rect->x = vtx;
1086 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089 status_rect->height = Height2Pixel(1);
1090}
1091
1092/* ARGSUSED */
1093/* EXTPROTO */
1094void
1095rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096 __attribute__ ((unused)), XPointer call_data
1097 __attribute__ ((unused)))
1098{
1099 GET_R->Input_Context = NULL;
1100/* To avoid Segmentation Fault in C locale: Solaris only? */
1101 if (STRCMP (GET_R->locale, "C"))
1102 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103 rxvt_IMInstantiateCallback, NULL);
1104} 1386}
1105 1387
1106/* 1388/*
1107 * Try to open a XIM with the current modifiers, then see if we can 1389 * Try to open a XIM with the current modifiers, then see if we can
1108 * open a suitable preedit type 1390 * open a suitable preedit type
1109 */ 1391 */
1110bool 1392bool
1111rxvt_term::IM_get_IC () 1393rxvt_term::IM_get_IC (const char *modifiers)
1112{ 1394{
1113 int i, j, found; 1395 int i, j, found;
1114 XIM xim; 1396 XIM xim;
1115 XPoint spot; 1397 XPoint spot;
1116 XRectangle rect, status_rect, needed_rect; 1398 XRectangle rect, status_rect, needed_rect;
1117 unsigned long fg, bg; 1399 unsigned long fg, bg;
1118 const char *p; 1400 const char *p;
1119 char **s; 1401 char **s;
1120 XIMStyles *xim_styles; 1402 XIMStyles *xim_styles;
1121 XVaNestedList preedit_attr, status_attr;
1122 XIMCallback ximcallback;
1123 1403
1404 set_environ (envv);
1405
1406 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1407 return false;
1408
1124 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1409 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1125 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1410 input_method = display->get_xim (locale, modifiers);
1126 if (xim == NULL) 1411 if (input_method == NULL)
1127 return False; 1412 return false;
1128 1413
1414 xim = input_method->xim;
1415 spot.x = spot.y = -1;
1416
1129 xim_styles = NULL; 1417 xim_styles = NULL;
1130 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1418 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131 || !xim_styles || !xim_styles->count_styles) { 1419 || !xim_styles || !xim_styles->count_styles)
1132 XCloseIM(xim); 1420 {
1421 im_destroy ();
1133 return False; 1422 return false;
1423 }
1424
1425 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1426
1427 for (int pi = 0; pi < 2; pi++)
1134 } 1428 {
1429 p = pet[pi];
1135 1430
1136 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1431 if (!p)
1137 : "OverTheSpot,OffTheSpot,Root"; 1432 continue;
1433
1138 s = rxvt_splitcommastring(p); 1434 s = rxvt_splitcommastring (p);
1435
1139 for (i = found = 0; !found && s[i]; i++) { 1436 for (i = found = 0; !found && s[i]; i++)
1437 {
1140 if (!STRCMP(s[i], "OverTheSpot")) 1438 if (!strcmp (s[i], "OverTheSpot"))
1141 input_style = (XIMPreeditPosition | XIMStatusNothing); 1439 input_style = (XIMPreeditPosition | XIMStatusNothing);
1142 else if (!STRCMP(s[i], "OffTheSpot")) 1440 else if (!strcmp (s[i], "OffTheSpot"))
1143 input_style = (XIMPreeditArea | XIMStatusArea); 1441 input_style = (XIMPreeditArea | XIMStatusArea);
1144 else if (!STRCMP(s[i], "Root")) 1442 else if (!strcmp (s[i], "Root"))
1145 input_style = (XIMPreeditNothing | XIMStatusNothing); 1443 input_style = (XIMPreeditNothing | XIMStatusNothing);
1444 else if (!strcmp (s[i], "None"))
1445 input_style = (XIMPreeditNone | XIMStatusNone);
1146 1446
1147 for (j = 0; j < xim_styles->count_styles; j++) 1447 for (j = 0; j < xim_styles->count_styles; j++)
1148 if (input_style == xim_styles->supported_styles[j]) { 1448 if (input_style == xim_styles->supported_styles[j])
1449 {
1450 rxvt_freecommastring (s);
1451
1149 found = 1; 1452 found = 1;
1150 break; 1453 goto foundpet;
1151 } 1454 }
1455
1456 }
1457
1458 rxvt_freecommastring (s);
1152 } 1459 }
1153 for (i = 0; s[i]; i++) 1460
1154 free(s[i]); 1461foundpet:
1155 free(s); 1462
1156 XFree(xim_styles); 1463 XFree (xim_styles);
1157 1464
1158 if (!found) { 1465 if (!found)
1159 XCloseIM(xim); 1466 {
1467 im_destroy ();
1160 return False; 1468 return false;
1469 }
1470
1471 XFontSet fs = 0;
1472 XVaNestedList preedit_attr = 0, status_attr = 0;
1473
1474 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161 } 1475 {
1476 // fake us a font-set, please
1477 char **missing_charset_list;
1478 int missing_charset_count;
1479 char *def_string;
1480 char pat[512];
1162 1481
1163 ximcallback.callback = rxvt_IMDestroyCallback; 1482 sprintf (pat,
1483 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1484 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1485 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1486 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1487 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1488 "*",
1489 fheight,
1490 fheight + 1, fheight - 1,
1491 fheight - 2, fheight + 2);
1164 1492
1165 /* XXX: not sure why we need this (as well as IC one below) */ 1493 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1494 &missing_charset_list, &missing_charset_count, &def_string);
1167 1495
1168 preedit_attr = status_attr = NULL; 1496 if (missing_charset_list)
1497 XFreeStringList (missing_charset_list);
1169 1498
1499 if (!fs)
1500 {
1501 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1502 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1503 }
1504 }
1505
1170 if (input_style & XIMPreeditPosition) { 1506 if (input_style & XIMPreeditPosition)
1507 {
1171 set_size (&rect); 1508 im_set_size (rect);
1172 set_position (&spot); 1509 im_set_position (spot);
1173 set_color (&fg, &bg); 1510 im_set_color (fg, bg);
1174 1511
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1512 preedit_attr = XVaCreateNestedList (0,
1513 XNForeground, fg,
1514 XNBackground, bg,
1515 XNArea, &rect,
1176 XNSpotLocation, &spot, 1516 XNSpotLocation, &spot,
1177 XNForeground, fg, XNBackground, bg,
1178 //XNFontSet, TermWin.fontset, 1517 XNFontSet, fs,
1179 NULL);
1180 } else if (input_style & XIMPreeditArea) {
1181 set_color (&fg, &bg);
1182
1183 /*
1184 * The necessary width of preedit area is unknown
1185 * until create input context.
1186 */
1187 needed_rect.width = 0;
1188
1189 set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192 XNForeground, fg, XNBackground, bg,
1193 //XNFontSet, TermWin.fontset,
1194 NULL);
1195 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196 XNForeground, fg, XNBackground, bg,
1197 //XNFontSet, TermWin.fontset,
1198 NULL); 1518 NULL);
1199 } 1519 }
1200 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1520 else if (input_style & XIMPreeditArea)
1521 {
1522 im_set_color (fg, bg);
1523
1524 /*
1525 * The necessary width of preedit area is unknown
1526 * until create input context.
1527 */
1528 needed_rect.width = 0;
1529 im_set_preedit_area (rect, status_rect, needed_rect);
1530
1531 preedit_attr = XVaCreateNestedList (0,
1532 XNForeground, fg,
1533 XNBackground, bg,
1534 XNArea, &rect,
1535 XNFontSet, fs,
1536 NULL);
1537 status_attr = XVaCreateNestedList (0,
1538 XNForeground, fg,
1539 XNBackground, bg,
1540 XNArea, &status_rect,
1541 XNFontSet, fs,
1542 NULL);
1543 }
1544
1545 Input_Context = XCreateIC (xim,
1546 XNInputStyle, input_style,
1201 XNClientWindow, TermWin.parent[0], 1547 XNClientWindow, vt,
1202 XNFocusWindow, TermWin.parent[0], 1548 XNFocusWindow, parent[0],
1203 XNDestroyCallback, &ximcallback,
1204 preedit_attr ? XNPreeditAttributes : NULL, 1549 preedit_attr ? XNPreeditAttributes : NULL,
1205 preedit_attr, 1550 preedit_attr,
1206 status_attr ? XNStatusAttributes : NULL, 1551 status_attr ? XNStatusAttributes : NULL,
1207 status_attr, NULL); 1552 status_attr, NULL);
1208 if (preedit_attr) 1553
1209 XFree(preedit_attr); 1554 if (preedit_attr) XFree (preedit_attr);
1210 if (status_attr) 1555 if (status_attr) XFree (status_attr);
1211 XFree(status_attr); 1556 if (fs) XFreeFontSet (display->display, fs);
1557
1212 if (Input_Context == NULL) { 1558 if (Input_Context == NULL)
1213 rxvt_print_error("failed to create input context"); 1559 {
1214 XCloseIM(xim); 1560 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1561 im_destroy ();
1215 return False; 1562 return false;
1216 } 1563 }
1564
1217 if (input_style & XIMPreeditArea) 1565 if (input_style & XIMPreeditArea)
1218 IMSetStatusPosition (); 1566 IMSetStatusPosition ();
1567
1219 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1568 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1220 return True; 1569 return true;
1221} 1570}
1222 1571
1223/*
1224 * X manual pages and include files don't match on some systems:
1225 * some think this is an XIDProc and others an XIMProc so we can't
1226 * use the first argument - need to update this to be nice for
1227 * both types via some sort of configure detection
1228 */
1229/* ARGSUSED */
1230/* EXTPROTO */
1231void 1572void
1232rxvt_IMInstantiateCallback(Display * unused 1573rxvt_term::im_cb ()
1233 __attribute__ ((unused)), XPointer client_data
1234 __attribute__ ((unused)), XPointer call_data
1235 __attribute__ ((unused)))
1236{ 1574{
1237 int i, found, had_im; 1575 int i;
1238 const char *p; 1576 const char *p;
1239 char **s; 1577 char **s;
1240 char buf[IMBUFSIZ]; 1578 char buf[IMBUFSIZ];
1241 1579
1580 make_current ();
1581
1582 im_destroy ();
1583
1242 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1584 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1243 if (GET_R->Input_Context) 1585 if (Input_Context)
1244 return; 1586 return;
1245 1587
1246#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1588#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247 if (GET_R->rs[Rs_imLocale]) 1589 if (rs[Rs_imLocale])
1248 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1590 SET_LOCALE (rs[Rs_imLocale]);
1249#endif 1591#endif
1250 1592
1251 p = GET_R->rs[Rs_inputMethod]; 1593 p = rs[Rs_inputMethod];
1252 if (p && *p) 1594 if (p && *p)
1253 { 1595 {
1254 bool found = false; 1596 bool found = false;
1255 1597
1256 s = rxvt_splitcommastring (p); 1598 s = rxvt_splitcommastring (p);
1599
1257 for (i = 0; s[i]; i++) 1600 for (i = 0; s[i]; i++)
1258 { 1601 {
1259 if (*s[i]) 1602 if (*s[i])
1260 { 1603 {
1261 STRCPY (buf, "@im="); 1604 strcpy (buf, "@im=");
1262 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1605 strncat (buf, s[i], IMBUFSIZ - 5);
1263 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1606 if (IM_get_IC (buf))
1264 { 1607 {
1265 found = true; 1608 found = true;
1266 break; 1609 break;
1267 } 1610 }
1268 } 1611 }
1269 } 1612 }
1270 for (i = 0; s[i]; i++) 1613
1271 free(s[i]); 1614 rxvt_freecommastring (s);
1272 free(s);
1273 1615
1274 if (found) 1616 if (found)
1275 goto done; 1617 goto done;
1276 } 1618 }
1277 1619
1278/* try with XMODIFIERS env. var. */ 1620 /* try with XMODIFIERS env. var. */
1279 if ((p = XSetLocaleModifiers ("")) && *p 1621 if (IM_get_IC (""))
1280 && GET_R->IM_get_IC ())
1281 goto done; 1622 goto done;
1282 1623
1283/* try with no modifiers base IF the user didn't specify an IM */ 1624 /* try with no modifiers base IF the user didn't specify an IM */
1284 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1625 if (IM_get_IC ("@im=none"))
1285 && GET_R->IM_get_IC () == True)
1286 goto done; 1626 goto done;
1287 1627
1288done: 1628done:
1289#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1629#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290 if (GET_R->rs[Rs_imLocale]) 1630 if (rs[Rs_imLocale])
1291 setlocale (LC_CTYPE, GET_R->locale); 1631 SET_LOCALE (locale);
1292#endif 1632#endif
1293} 1633}
1294 1634
1295void 1635void
1296rxvt_term::IMSetStatusPosition () 1636rxvt_term::IMSetStatusPosition ()
1297{ 1637{
1298 XRectangle preedit_rect, status_rect, *needed_rect; 1638 XRectangle preedit_rect, status_rect, *needed_rect;
1299 XVaNestedList preedit_attr, status_attr; 1639 XVaNestedList preedit_attr, status_attr;
1300 1640
1301 if (Input_Context == NULL 1641 if (!Input_Context
1642 || !focus
1302 || !TermWin.focus || !(input_style & XIMPreeditArea) 1643 || !(input_style & XIMPreeditArea)
1303 || !IMisRunning ()) 1644 || !IMisRunning ())
1304 return; 1645 return;
1305 1646
1306/* Getting the necessary width of preedit area */ 1647 /* Getting the necessary width of preedit area */
1307 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1648 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1649 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309 XFree(status_attr); 1650 XFree (status_attr);
1310 1651
1311 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1652 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1653 XFree (needed_rect);
1312 1654
1313 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1655 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1656 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315 1657
1316 XSetICValues(Input_Context, 1658 XSetICValues (Input_Context,
1317 XNPreeditAttributes, preedit_attr, 1659 XNPreeditAttributes, preedit_attr,
1318 XNStatusAttributes, status_attr, NULL); 1660 XNStatusAttributes, status_attr, NULL);
1319 1661
1320 XFree(preedit_attr); 1662 XFree (preedit_attr);
1321 XFree(status_attr); 1663 XFree (status_attr);
1322} 1664}
1323#endif /* USE_XIM */ 1665#endif /* USE_XIM */
1324 1666
1325/*----------------------------------------------------------------------*/ 1667/*----------------------------------------------------------------------*/
1326rxvt_t rxvt_current_term; 1668rxvt_t rxvt_current_term;

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