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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.26 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.167 by root, Sun Jan 8 08:43:11 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * 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>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16 * 17 *
17 * 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
18 * 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
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
35 37
38#include <limits>
39
36#include <signal.h> 40#include <csignal>
41#include <cstring>
37 42
38#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
39# include <grp.h> 44# include <grp.h>
40#endif 45#endif
41 46
42#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
43# include <termios.h> 48# include <termios.h>
44#endif 49#endif
45 50
46#include <cstring> 51#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52static uid_t saved_euid;
53static gid_t saved_egid;
54#endif
47 55
56vector<rxvt_term *> rxvt_term::termlist;
57
48static char curlocale[128]; 58static char curlocale[128], savelocale[128];
49 59
50void 60bool
51rxvt_set_locale (const char *locale) 61rxvt_set_locale (const char *locale)
52{ 62{
53 if (locale && STRNCMP (locale, curlocale, 128)) 63 if (!locale || !strncmp (locale, curlocale, 128))
54 { 64 return false;
65
55 STRNCPY (curlocale, locale, 128); 66 strncpy (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale); 67 setlocale (LC_CTYPE, curlocale);
57 } 68 return true;
58} 69}
59 70
71bool
72rxvt_push_locale (const char *locale)
73{
74 strcpy (savelocale, curlocale);
75 rxvt_set_locale (locale);
76}
77
60void * 78void
61rxvt_term::operator new (size_t s) 79rxvt_pop_locale ()
62{ 80{
63 void *p = malloc (s); 81 rxvt_set_locale (savelocale);
82}
64 83
65 MEMSET (p, 0, s); 84#if ENABLE_COMBINING
85class rxvt_composite_vec rxvt_composite;
86
87text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
88{
89 compose_char *cc;
90
91 // break compose chains, as stupid readline really likes to duplicate
92 // composing characters for some reason near the end of a line.
93 cc = (*this)[c1];
94 while (cc)
95 {
96 if (cc->c2 == c2) return c1;
97 cc = (*this)[cc->c1];
98 }
99
100 // check to see wether this combination already exists otherwise
101 for (cc = v.end (); cc-- > v.begin (); )
102 {
103 if (cc->c1 == c1 && cc->c2 == c2)
104 return COMPOSE_LO + (cc - v.begin ());
105 }
106
107 // allocate a new combination
108 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
109 {
110 static int seen;
111
112 if (!seen++)
113 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
114
115 return REPLACEMENT_CHAR;
116 }
117
118 v.push_back (compose_char (c1, c2));
119
120 return v.size () - 1 + COMPOSE_LO;
121}
122
123int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
124{
125 compose_char *cc = (*this)[c];
126
127 if (!cc)
128 {
129 if (r) *r = c;
130 return 1;
131 }
132
133 int len = expand (cc->c1, r);
134
135 if (r) r += len;
136
137 if (cc->c2 != NOCHAR)
138 {
139 len++;
140 if (r) *r++ = cc->c2;
141 }
142
66 return p; 143 return len;
67}
68 144
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 145}
146#endif
74 147
75rxvt_term::rxvt_term () 148rxvt_term::rxvt_term ()
76 : 149 :
150#if TRANSPARENT
151 rootwin_ev (this, &rxvt_term::rootwin_cb),
152#endif
153#ifdef HAVE_SCROLLBARS
154 scrollbar_ev (this, &rxvt_term::x_cb),
155#endif
156#ifdef MENUBAR
157 menubar_ev (this, &rxvt_term::x_cb),
158#endif
77#ifdef CURSOR_BLINK 159#ifdef CURSOR_BLINK
78 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 160 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
79#endif 161#endif
80#ifdef TEXT_BLINK 162#ifdef TEXT_BLINK
81 text_blink_ev (this, &rxvt_term::text_blink_cb), 163 text_blink_ev (this, &rxvt_term::text_blink_cb),
82#endif 164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
173#endif
83#ifdef POINTER_BLANK 174#ifdef POINTER_BLANK
84 pointer_ev (this, &rxvt_term::pointer_cb), 175 pointer_ev (this, &rxvt_term::pointer_cb),
85#endif 176#endif
177#ifdef USE_XIM
178 im_ev (this, &rxvt_term::im_cb),
179#endif
180 termwin_ev (this, &rxvt_term::x_cb),
181 vt_ev (this, &rxvt_term::x_cb),
86 check_ev (this, &rxvt_term::check_cb), 182 check_ev (this, &rxvt_term::check_cb),
183 flush_ev (this, &rxvt_term::flush_cb),
87 destroy_ev (this, &rxvt_term::destroy_cb), 184 destroy_ev (this, &rxvt_term::destroy_cb),
88 pty_ev (this, &rxvt_term::pty_cb), 185 pty_ev (this, &rxvt_term::pty_cb),
89 x_ev (this, &rxvt_term::x_cb),
90 incr_ev (this, &rxvt_term::incr_cb) 186 incr_ev (this, &rxvt_term::incr_cb)
91{ 187{
92 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 188 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
93}
94 189
95rxvt_term::~rxvt_term () 190 termlist.push_back (this);
96{
97 scr_release ();
98 191
99 free (locale); 192#ifdef KEYSYM_RESOURCE
100 free (codeset); 193 keyboard = new keyboard_manager;
101 194
102#ifndef NO_SETOWNER_TTYDEV 195 if (!keyboard)
103 privileged_ttydev (RESTORE); 196 rxvt_fatal ("out of memory, aborting.\n");
104#endif 197#endif
198}
199
200// clean up the most important stuff, do *not* call x or free mem etc.
201// for use before an emergency exit
202void rxvt_term::emergency_cleanup ()
203{
204 if (cmd_pid)
205 kill (-cmd_pid, SIGHUP);
206
105#ifdef UTMP_SUPPORT 207#ifdef UTMP_SUPPORT
106 privileged_utmp (RESTORE); 208 privileged_utmp (RESTORE);
107#endif 209#endif
210
211 pty.put ();
212}
213
214rxvt_term::~rxvt_term ()
215{
216 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
217
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
228
229 if (display)
230 {
231 dDisp;
232
233 selection_clear ();
234
108#ifdef USE_XIM 235#ifdef USE_XIM
109 if (Input_Context != NULL) 236 im_destroy ();
237#endif
238#ifdef MENUBAR
239 if (menubarGC) XFreeGC (disp, menubarGC);
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#if defined(MENUBAR) || defined(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#if defined(MENUBAR) && (MENUBAR_MAX > 1)
268 delete menuBar.drawable;
269 //if (menuBar.win)
270 // XDestroyWindow (disp, menuBar.win);
271#endif
272 delete drawable;
273 // destroy all windows
274 if (parent[0])
275 XDestroyWindow (disp, parent[0]);
110 { 276 }
111 XDestroyIC (Input_Context);
112 Input_Context = NULL;
113 }
114#endif
115 277
116 if (cmd_fd >= 0) 278 // TODO: free pixcolours, colours should become part of rxvt_display
117 close (cmd_fd);
118 279
119 if (Xfd >= 0) 280 delete pix_colors_focused;
120 XCloseDisplay (Xdisplay); 281#if OFF_FOCUS_FADING
282 delete pix_colors_unfocused;
283#endif
284#if USE_XGETDEFAULT
285 XrmDestroyDatabase (xrmdatabase);
286#endif
121 287
122 delete PixColors; 288 displays.put (display);
289
290 scr_release ();
291
292 /* clear all resources */
293 for (int i = 0; i < allocated.size (); i++)
294 free (allocated [i]);
295
296 free (selection.text);
297 // TODO: manage env vars in child only(!)
298 free (env_windowid);
299 free (env_display);
300 free (env_term);
301 free (env_colorfgbg);
302 free (locale);
303 free (v_buffer);
304 free (incr_buf);
305
306 delete envv;
307 delete argv;
308
309#ifdef KEYSYM_RESOURCE
310 delete keyboard;
311#endif
312}
313
314void
315rxvt_term::child_exit ()
316{
317 cmd_pid = 0;
318
319 if (!OPTION (Opt_hold))
320 destroy ();
123} 321}
124 322
125void 323void
126rxvt_term::destroy () 324rxvt_term::destroy ()
127{ 325{
326 if (destroy_ev.active)
327 return;
328
329#if ENABLE_OVERLAY
330 scr_overlay_off ();
331#endif
332
333 if (display)
334 {
335#if USE_XIM
336 im_ev.stop (display);
337#endif
338#if HAVE_SCROLLBARS
339 scrollbar_ev.stop (display);
340#endif
341#if MENUBAR
342 menubar_ev.stop (display);
343#endif
344#if TRANSPARENT
345 rootwin_ev.stop (display);
346#endif
347 incr_ev.stop ();
348 termwin_ev.stop (display);
349 vt_ev.stop (display);
350 }
351
128 check_ev.stop (); 352 check_ev.stop ();
129 pty_ev.stop (); 353 pty_ev.stop ();
130 x_ev.stop ();
131#ifdef CURSOR_BLINK 354#ifdef CURSOR_BLINK
132 cursor_blink_ev.stop (); 355 cursor_blink_ev.stop ();
133#endif 356#endif
134#ifdef TEXT_BLINK 357#ifdef TEXT_BLINK
135 text_blink_ev.stop (); 358 text_blink_ev.stop ();
136#endif 359#endif
360#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
361 cont_scroll_ev.stop ();
362#endif
363#ifdef SELECTION_SCROLLING
364 sel_scroll_ev.stop ();
365#endif
137#ifdef POINTER_BLANK 366#ifdef POINTER_BLANK
138 pointer_ev.stop (); 367 pointer_ev.stop ();
139#endif 368#endif
140 369
141 destroy_ev.start (0); 370 destroy_ev.start (0);
148 377
149 delete this; 378 delete this;
150} 379}
151 380
152/*----------------------------------------------------------------------*/ 381/*----------------------------------------------------------------------*/
153/* rxvt_init() */ 382/*
154/* LIBPROTO */ 383 * Exit gracefully, clearing the utmp entry and restoring tty attributes
155rxvt_t 384 * TODO: if debugging, this should free up any known resources if we can
156rxvt_init (int argc, const char *const *argv) 385 */
157{ 386static XErrorHandler old_xerror_handler;
158 SET_R (new rxvt_term);
159 387
160 if (!GET_R->init_vars () || !GET_R->init (argc, argv)) 388static void
389rxvt_emergency_cleanup ()
390{
391 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
392 (*t)->emergency_cleanup ();
393}
394
395#if ENABLE_FRILLS
396static void
397print_x_error (Display *dpy, XErrorEvent *event)
398{
399 char buffer[BUFSIZ];
400 char mesg[BUFSIZ];
401 char number[32];
402 char *mtype = "XlibMessage";
403 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
404 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
405 rxvt_warn ("An X Error occured, trying to continue after report.\n");
406 rxvt_warn ("%s: %s\n", mesg, buffer);
407 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
408 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
409 sprintf(number, "%d", event->request_code);
410 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
411 rxvt_warn ("(which is %s)\n", buffer);
412 if (event->request_code >= 128) {
413 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
414 mesg, BUFSIZ);
415 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
161 { 416 }
162 delete GET_R; 417 if ((event->error_code == BadWindow) ||
163 SET_R (0); 418 (event->error_code == BadPixmap) ||
419 (event->error_code == BadCursor) ||
420 (event->error_code == BadFont) ||
421 (event->error_code == BadDrawable) ||
422 (event->error_code == BadColor) ||
423 (event->error_code == BadGC) ||
424 (event->error_code == BadIDChoice) ||
425 (event->error_code == BadValue) ||
426 (event->error_code == BadAtom)) {
427 if (event->error_code == BadValue)
428 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
429 mesg, BUFSIZ);
430 else if (event->error_code == BadAtom)
431 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
432 mesg, BUFSIZ);
433 else
434 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
435 mesg, BUFSIZ);
436 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
437 }
438 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
439 mesg, BUFSIZ);
440 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
441}
442#endif
443
444int
445rxvt_xerror_handler (Display *display, XErrorEvent *event)
446{
447 if (GET_R->allowedxerror == -1)
448 GET_R->allowedxerror = event->error_code;
449 else
164 } 450 {
165 451 // GET_R is most likely not the terminal which caused the error,
166 return GET_R; 452 // so just output the error and continue
167} 453#if ENABLE_FRILLS
168 454 print_x_error (display, event);
169void
170rxvt_init_signals ()
171{
172 /* install exit handler for cleanup */
173#if 0
174#ifdef HAVE_ATEXIT
175 atexit(rxvt_clean_exit);
176#else 455#else
456 old_xerror_handler (display, event);
177#endif 457#endif
178#endif 458 }
179 459
180 struct sigaction sa; 460 return 0;
181
182 sigfillset (&sa.sa_mask);
183 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
192 /* signal (SIGURG, SIG_DFL); */
193
194 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196} 461}
197 462
463int
464rxvt_xioerror_handler (Display *display)
465{
466 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
467 DisplayString (display));
468 rxvt_emergency_cleanup ();
469 _exit (EXIT_FAILURE);
470}
471
472/*----------------------------------------------------------------------*/
198bool 473bool
199rxvt_term::init (int argc, const char *const *argv) 474rxvt_term::init (int argc, const char *const *argv)
475{
476 SET_R (this);
477
478 set_locale ("");
479
480 if (!init_vars ())
481 return false;
482
483 init_secondary ();
484
485 const char **cmd_argv = init_resources (argc, argv);
486
487#ifdef KEYSYM_RESOURCE
488 keyboard->register_done ();
489#endif
490
491#if MENUBAR_MAX
492 menubar_read (rs[Rs_menu]);
493#endif
494#ifdef HAVE_SCROLLBARS
495 if (OPTION (Opt_scrollBar))
496 scrollBar.setIdle (); /* set existence for size calculations */
497#endif
498
499#if ENABLE_PERL
500 if (!rs[Rs_perl_ext_1])
501 rs[Rs_perl_ext_1] = "default";
502
503 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
504 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
505 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
506 {
507 bool tainted = false;
508
509#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
510 // ignore some perl-related arguments if some bozo installed us set[ug]id
511 if (getuid () != saved_euid || getgid () != saved_egid)
512 {
513 tainted = true;
514
515 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
516 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
517 {
518 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
519 rs[Rs_perl_lib] = 0;
520 rs[Rs_perl_eval] = "our $tainted = 1";
521 }
522 }
523#endif
524 rxvt_perl.init (tainted);
525 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
526 }
527#endif
528
529 create_windows (argc, argv);
530
531 dDisp;
532
533 init_xlocale ();
534
535 scr_reset (); /* initialize screen */
536
537#if 0
538 XSynchronize (disp, True);
539#endif
540
541#ifdef HAVE_SCROLLBARS
542 if (OPTION (Opt_scrollBar))
543 resize_scrollbar (); /* create and map scrollbar */
544#endif
545#if (MENUBAR_MAX)
546 if (menubar_visible ())
547 XMapWindow (disp, menuBar.win);
548#endif
549#ifdef TRANSPARENT
550 if (OPTION (Opt_transparent))
551 {
552 XSelectInput (disp, display->root, PropertyChangeMask);
553 check_our_parents ();
554 rootwin_ev.start (display, display->root);
555 }
556#endif
557
558 XMapWindow (disp, vt);
559 XMapWindow (disp, parent[0]);
560
561 set_colorfgbg ();
562
563 init_command (cmd_argv);
564
565 free (cmd_argv);
566
567 if (pty.pty >= 0)
568 pty_ev.start (pty.pty, EVENT_READ);
569
570 check_ev.start ();
571
572 HOOK_INVOKE ((this, HOOK_START, DT_END));
573
574 return true;
575}
576
577static struct sig_handlers
578{
579 sig_watcher sw_chld, sw_term, sw_int;
580
581 void sig_chld (sig_watcher &w)
582 {
583 // we are being called for every SIGCHLD, find the corresponding term
584 int pid;
585
586 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
587 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
588 if (pid == (*t)->cmd_pid)
589 {
590 (*t)->child_exit ();
591 break;
592 }
593 }
594
595 /*
596 * Catch a fatal signal and tidy up before quitting
597 */
598 void
599 sig_term (sig_watcher &w)
600 {
601#ifdef DEBUG_CMD
602 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
603#endif
604 rxvt_emergency_cleanup ();
605 signal (w.signum, SIG_DFL);
606 kill (getpid (), w.signum);
607 }
608
609 sig_handlers ()
610 : sw_chld (this, &sig_handlers::sig_chld),
611 sw_term (this, &sig_handlers::sig_term),
612 sw_int (this, &sig_handlers::sig_term)
613 {
614 }
615} sig_handlers;
616
617void
618rxvt_init ()
200{ 619{
201 /* 620 /*
202 * Save and then give up any super-user privileges 621 * Save and then give up any super-user privileges
203 * If we need privileges in any area then we must specifically request it. 622 * If we need privileges in any area then we must specifically request it.
204 * We should only need to be root in these cases: 623 * We should only need to be root in these cases:
205 * 1. write utmp entries on some systems 624 * 1. write utmp entries on some systems
206 * 2. chown tty on some systems 625 * 2. chown tty on some systems
207 */ 626 */
208 privileges (SAVE); 627 rxvt_privileges (SAVE);
209 privileges (IGNORE); 628 rxvt_privileges (IGNORE);
210 629
211 init_secondary (); 630 signal (SIGHUP, SIG_IGN);
631 signal (SIGPIPE, SIG_IGN);
212 632
213 const char **cmd_argv = init_resources (argc, argv); 633 sig_handlers.sw_chld.start (SIGCHLD);
634 sig_handlers.sw_term.start (SIGTERM);
635 sig_handlers.sw_int.start (SIGINT);
214 636
215 set_locale (""); 637 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
638 /* signal (SIGURG, SIG_DFL); */
216 639
217#if (MENUBAR_MAX) 640 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
218 menubar_read (rs[Rs_menu]); 641 // TODO: handle this with exceptions and tolerate the memory loss
219#endif 642 XSetIOErrorHandler (rxvt_xioerror_handler);
220#ifdef HAVE_SCROLLBARS
221 if (Options & Opt_scrollBar)
222 scrollBar.setIdle (); /* set existence for size calculations */
223#endif
224 643
225 create_windows (argc, argv); 644#ifdef USE_XGETDEFAULT
226 645 XrmInitialize ();
227 init_xlocale ();
228
229 scr_reset (); /* initialize screen */
230#ifdef RXVT_GRAPHICS
231 Gr_reset (); /* reset graphics */
232#endif 646#endif
233
234#if 0
235#ifdef DEBUG_X
236 XSynchronize(Xdisplay, True);
237#endif
238#endif
239
240#ifdef HAVE_SCROLLBARS
241 if (Options & Opt_scrollBar)
242 resize_scrollbar (); /* create and map scrollbar */
243#endif
244#if (MENUBAR_MAX)
245 if (menubar_visible(r))
246 XMapWindow (Xdisplay, menuBar.win);
247#endif
248#ifdef TRANSPARENT
249 if (Options & Opt_transparent)
250 {
251 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252 check_our_parents ();
253 }
254#endif
255 XMapWindow (Xdisplay, TermWin.vt);
256 XMapWindow (Xdisplay, TermWin.parent[0]);
257
258 init_env ();
259 init_command (cmd_argv);
260
261 x_ev.start (Xfd, EVENT_READ);
262 pty_ev.start (cmd_fd, EVENT_READ);
263
264 check_ev.start ();
265
266 process_x_events ();
267
268 return true;
269}
270
271/* ------------------------------------------------------------------------- *
272 * SIGNAL HANDLING & EXIT HANDLER *
273 * ------------------------------------------------------------------------- */
274/*
275 * Catch a SIGCHLD signal and exit if the direct child has died
276 */
277/* ARGSUSED */
278/* EXTPROTO */
279RETSIGTYPE
280rxvt_Child_signal(int sig __attribute__ ((unused)))
281{
282 int pid, save_errno = errno;
283 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
284 ;
285 errno = save_errno;
286
287#if 0
288 if (pid == cmd_pid)
289 exit (EXIT_SUCCESS);
290#endif
291}
292
293/*
294 * Catch a fatal signal and tidy up before quitting
295 */
296/* EXTPROTO */
297RETSIGTYPE
298rxvt_Exit_signal(int sig)
299{
300 signal(sig, SIG_DFL);
301#ifdef DEBUG_CMD
302 rxvt_print_error("signal %d", sig);
303#endif
304 rxvt_clean_exit();
305 kill(getpid(), sig);
306}
307
308/* ARGSUSED */
309/* EXTPROTO */
310int
311rxvt_xerror_handler(const Display * display
312 __attribute__ ((unused)), const XErrorEvent * event)
313{
314 if (GET_R->allowedxerror == -1)
315 GET_R->allowedxerror = event->error_code;
316 else
317 {
318 rxvt_print_error("XError: Request: %d . %d, Error: %d",
319 event->request_code, event->minor_code,
320 event->error_code);
321
322 GET_R->destroy ();
323 }
324
325 return 0;
326}
327
328/*----------------------------------------------------------------------*/
329/*
330 * Exit gracefully, clearing the utmp entry and restoring tty attributes
331 * TODO: if debugging, this should free up any known resources if we can
332 */
333/* EXTPROTO */
334void
335rxvt_clean_exit ()
336{
337 GET_R->destroy ();
338} 647}
339 648
340/* ------------------------------------------------------------------------- * 649/* ------------------------------------------------------------------------- *
341 * MEMORY ALLOCATION WRAPPERS * 650 * MEMORY ALLOCATION WRAPPERS *
342 * ------------------------------------------------------------------------- */ 651 * ------------------------------------------------------------------------- */
343/* EXTPROTO */ 652void *
653rxvt_malloc (size_t size)
654{
655 void *p = malloc (size);
656
657 if (!p)
658 rxvt_fatal ("memory allocation failure. aborting.\n");
659
660 return p;
661}
662
663void *
664rxvt_calloc (size_t number, size_t size)
665{
666 void *p = calloc (number, size);
667
668 if (!p)
669 rxvt_fatal ("memory allocation failure. aborting.\n");
670
671 return p;
672}
673
344void * 674void *
345rxvt_malloc(size_t size)
346{
347 void *p;
348
349 p = malloc(size);
350 if (p)
351 return p;
352
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354 rxvt_clean_exit();
355 exit(EXIT_FAILURE);
356 /* NOTREACHED */
357}
358
359/* EXTPROTO */
360void *
361rxvt_calloc(size_t number, size_t size)
362{
363 void *p;
364
365 p = calloc(number, size);
366 if (p)
367 return p;
368
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370 rxvt_clean_exit();
371 exit(EXIT_FAILURE);
372 /* NOTREACHED */
373}
374
375/* EXTPROTO */
376void *
377rxvt_realloc(void *ptr, size_t size) 675rxvt_realloc (void *ptr, size_t size)
378{ 676{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size); 677 void *p = realloc (ptr, size);
383 else 678
384 p = malloc(size);
385 if (p) 679 if (!p)
680 rxvt_fatal ("memory allocation failure. aborting.\n");
681
386 return p; 682 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391 /* NOTREACHED */
392} 683}
393 684
394/* ------------------------------------------------------------------------- * 685/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS * 686 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */ 687 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */ 688/* take care of suid/sgid super-user (root) privileges */
398void 689void
399rxvt_term::privileges (int mode) 690rxvt_privileges (rxvt_privaction action)
400{ 691{
401#if ! defined(__CYGWIN32__) 692#if ! defined(__CYGWIN32__)
402# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 693# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
403 /* setreuid() is the poor man's setuid(), seteuid() */ 694 /* setreuid () is the poor man's setuid (), seteuid () */
404# define seteuid(a) setreuid(-1, (a)) 695# define seteuid(a) setreuid(-1, (a))
405# define setegid(a) setregid(-1, (a)) 696# define setegid(a) setregid(-1, (a))
406# define HAVE_SETEUID 697# define HAVE_SETEUID
407# endif 698# endif
408# ifdef HAVE_SETEUID 699# ifdef HAVE_SETEUID
409 switch (mode) 700 switch (action)
410 { 701 {
411 case IGNORE: 702 case IGNORE:
412 /* 703 /*
413 * change effective uid/gid - not real uid/gid - so we can switch 704 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required 705 * back to root later, as required
415 */ 706 */
416 seteuid(getuid()); 707 seteuid (getuid ());
417 setegid(getgid()); 708 setegid (getgid ());
418 break; 709 break;
419 case SAVE: 710 case SAVE:
420 euid = geteuid(); 711 saved_euid = geteuid ();
421 egid = getegid(); 712 saved_egid = getegid ();
422 break; 713 break;
423 case RESTORE: 714 case RESTORE:
424 seteuid(euid); 715 seteuid (saved_euid);
425 setegid(egid); 716 setegid (saved_egid);
426 break; 717 break;
427 } 718 }
428# else 719# else
429 switch (mode) 720 switch (action)
430 { 721 {
431 case IGNORE: 722 case IGNORE:
432 setuid(getuid()); 723 setuid (getuid ());
433 setgid(getgid()); 724 setgid (getgid ());
434 /* FALLTHROUGH */ 725 /* FALLTHROUGH */
435 case SAVE: 726 case SAVE:
436 /* FALLTHROUGH */ 727 /* FALLTHROUGH */
437 case RESTORE: 728 case RESTORE:
438 break; 729 break;
441#endif 732#endif
442} 733}
443 734
444#ifdef UTMP_SUPPORT 735#ifdef UTMP_SUPPORT
445void 736void
446rxvt_term::privileged_utmp (char action) 737rxvt_term::privileged_utmp (rxvt_privaction action)
447{ 738{
448 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 739 if (OPTION (Opt_utmpInhibit)
449 action, next_utmp_action, getpid())); 740 || !pty.name || !*pty.name)
450 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
451 || (Options & Opt_utmpInhibit)
452 || ttydev == NULL || *ttydev == '\0')
453 return; 741 return;
454 742
455 privileges (RESTORE); 743 rxvt_privileges (RESTORE);
744
456 if (action == SAVE) 745 if (action == SAVE)
457 {
458 next_utmp_action = RESTORE;
459 makeutent (ttydev, rs[Rs_display_name]); 746 makeutent (pty.name, rs[Rs_display_name]);
460 }
461 else 747 else
462 { /* action == RESTORE */
463 next_utmp_action = IGNORE;
464 cleanutent (); 748 cleanutent ();
465 } 749
466 privileges (IGNORE); 750 rxvt_privileges (IGNORE);
467}
468#endif
469
470#ifndef NO_SETOWNER_TTYDEV
471void
472rxvt_term::privileged_ttydev (char action)
473{
474 D_MAIN((stderr,
475 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
476 action, next_tty_action, getpid()));
477 if (next_tty_action != action || (action != SAVE && action != RESTORE)
478 || ttydev == NULL || *ttydev == '\0')
479 return;
480
481 privileges (RESTORE);
482
483 if (action == SAVE)
484 {
485 next_tty_action = RESTORE;
486# ifndef RESET_TTY_TO_COMMON_DEFAULTS
487 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
488 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
489 next_tty_action = IGNORE;
490 else
491# endif
492
493 {
494 chown(ttydev, getuid(), ttygid); /* fail silently */
495 chmod(ttydev, ttymode);
496# ifdef HAVE_REVOKE
497 revoke(ttydev);
498# endif
499
500 }
501 }
502 else
503 { /* action == RESTORE */
504 next_tty_action = IGNORE;
505# ifndef RESET_TTY_TO_COMMON_DEFAULTS
506 chmod(ttydev, ttyfd_stat.st_mode);
507 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
508# else
509 chmod(ttydev,
510 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
511 chown(ttydev, 0, 0);
512# endif
513
514 }
515
516 privileges (IGNORE);
517
518# ifndef RESET_TTY_TO_COMMON_DEFAULTS
519 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
520 action == RESTORE ? "Restoring" : (action ==
521 SAVE ? "Saving" :
522 "UNKNOWN ERROR for"), ttydev,
523 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
524 ttyfd_stat.st_gid));
525# endif
526} 751}
527#endif 752#endif
528 753
529/*----------------------------------------------------------------------*/ 754/*----------------------------------------------------------------------*/
530/* 755/*
531 * window size/position calculcations for XSizeHint and other storage. 756 * window size/position calculcations for XSizeHint and other storage.
532 * if width/height are non-zero then override calculated width/height 757 * if width/height are non-zero then override calculated width/height
533 */ 758 */
534void 759void
535rxvt_term::window_calc (unsigned int width, unsigned int height) 760rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
536{ 761{
537 short recalc_x, recalc_y; 762 short recalc_x, recalc_y;
538 int x, y, sb_w, mb_h, flags; 763 int x, y, sb_w, mb_h, flags;
539 unsigned int w, h; 764 unsigned int w, h;
540 unsigned int max_width, max_height; 765 unsigned int max_width, max_height;
766 dDisp;
541 767
542 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 768 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
543 TermWin.ncol, TermWin.nrow, szHint.width, 769 ncol, nrow, szHint.width, szHint.height));
544 szHint.height)); 770
545 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 771 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
546 szHint.win_gravity = NorthWestGravity; 772 szHint.win_gravity = NorthWestGravity;
547 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 773 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
548 774
549 recalc_x = recalc_y = 0; 775 recalc_x = recalc_y = 0;
550 flags = 0; 776 flags = 0;
777
551 if (!parsed_geometry) 778 if (!parsed_geometry)
552 { 779 {
553 parsed_geometry = 1; 780 parsed_geometry = 1;
781
554 if (rs[Rs_geometry]) 782 if (rs[Rs_geometry])
555 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 783 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
784
556 if (flags & WidthValue) 785 if (flags & WidthValue)
557 { 786 {
558 TermWin.ncol = BOUND_POSITIVE_INT16(w); 787 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
559 szHint.flags |= USSize; 788 szHint.flags |= USSize;
560 } 789 }
790
561 if (flags & HeightValue) 791 if (flags & HeightValue)
562 { 792 {
563 TermWin.nrow = BOUND_POSITIVE_INT16(h); 793 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
564 szHint.flags |= USSize; 794 szHint.flags |= USSize;
565 } 795 }
796
566 if (flags & XValue) 797 if (flags & XValue)
567 { 798 {
568 szHint.x = x; 799 szHint.x = x;
569 szHint.flags |= USPosition; 800 szHint.flags |= USPosition;
801
570 if (flags & XNegative) 802 if (flags & XNegative)
571 { 803 {
572 recalc_x = 1; 804 recalc_x = 1;
573 szHint.win_gravity = NorthEastGravity; 805 szHint.win_gravity = NorthEastGravity;
574 } 806 }
575 } 807 }
808
576 if (flags & YValue) 809 if (flags & YValue)
577 { 810 {
578 szHint.y = y; 811 szHint.y = y;
579 szHint.flags |= USPosition; 812 szHint.flags |= USPosition;
813
580 if (flags & YNegative) 814 if (flags & YNegative)
581 { 815 {
582 recalc_y = 1; 816 recalc_y = 1;
817
583 if (szHint.win_gravity == NorthEastGravity) 818 if (szHint.win_gravity == NorthEastGravity)
584 szHint.win_gravity = SouthEastGravity; 819 szHint.win_gravity = SouthEastGravity;
585 else 820 else
586 szHint.win_gravity = SouthWestGravity; 821 szHint.win_gravity = SouthWestGravity;
587 } 822 }
588 } 823 }
589 } 824 }
825
590 /* TODO: BOUNDS */ 826 /* TODO: BOUNDS */
591 TermWin.width = TermWin.ncol * TermWin.fwidth; 827 width = ncol * fwidth;
592 TermWin.height = TermWin.nrow * TermWin.fheight; 828 height = nrow * fheight;
593 max_width = MAX_COLS * TermWin.fwidth; 829 max_width = MAX_COLS * fwidth;
594 max_height = MAX_ROWS * TermWin.fheight; 830 max_height = MAX_ROWS * fheight;
595 831
596 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 832 szHint.base_width = szHint.base_height = 2 * int_bwidth;
597 833
598 sb_w = mb_h = 0; 834 sb_w = mb_h = 0;
599 window_vt_x = window_vt_y = 0; 835 window_vt_x = window_vt_y = int_bwidth;
836
600 if (scrollbar_visible ()) 837 if (scrollbar_visible ())
601 { 838 {
602 sb_w = scrollbar_TotalWidth(); 839 sb_w = scrollbar_TotalWidth ();
603 szHint.base_width += sb_w; 840 szHint.base_width += sb_w;
604 if (!(Options & Opt_scrollBar_right)) 841 if (!OPTION (Opt_scrollBar_right))
605 window_vt_x = sb_w; 842 window_vt_x += sb_w;
606 } 843 }
844
607 if (menubar_visible ()) 845 if (menubar_visible ())
608 { 846 {
609 mb_h = menuBar_TotalHeight(); 847 mb_h = menuBar_TotalHeight ();
610 szHint.base_height += mb_h; 848 szHint.base_height += mb_h;
611 window_vt_y = mb_h; 849 window_vt_y += mb_h;
612 } 850 }
851
613 szHint.width_inc = TermWin.fwidth; 852 szHint.width_inc = fwidth;
614 szHint.height_inc = TermWin.fheight; 853 szHint.height_inc = fheight;
615 szHint.min_width = szHint.base_width + szHint.width_inc; 854 szHint.min_width = szHint.base_width + szHint.width_inc;
616 szHint.min_height = szHint.base_height + szHint.height_inc; 855 szHint.min_height = szHint.base_height + szHint.height_inc;
617 856
618 if (width && width - szHint.base_width < max_width) 857 if (newwidth && newwidth - szHint.base_width < max_width)
619 { 858 {
620 szHint.width = width; 859 szHint.width = newwidth;
621 TermWin.width = width - szHint.base_width; 860 width = newwidth - szHint.base_width;
622 } 861 }
623 else 862 else
624 { 863 {
625 MIN_IT(TermWin.width, max_width); 864 min_it (width, max_width);
626 szHint.width = szHint.base_width + TermWin.width; 865 szHint.width = szHint.base_width + width;
627 } 866 }
867
628 if (height && height - szHint.base_height < max_height) 868 if (newheight && newheight - szHint.base_height < max_height)
629 { 869 {
630 szHint.height = height; 870 szHint.height = newheight;
631 TermWin.height = height - szHint.base_height; 871 height = newheight - szHint.base_height;
632 } 872 }
633 else 873 else
634 { 874 {
635 MIN_IT(TermWin.height, max_height); 875 min_it (height, max_height);
636 szHint.height = szHint.base_height + TermWin.height; 876 szHint.height = szHint.base_height + height;
637 } 877 }
878
638 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 879 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
639 window_sb_x = szHint.width - sb_w; 880 window_sb_x = szHint.width - sb_w;
640 881
641 if (recalc_x) 882 if (recalc_x)
642 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 883 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
643 - szHint.width - 2 * TermWin.ext_bwidth);
644 if (recalc_y) 884 if (recalc_y)
645 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 885 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
646 - szHint.height - 2 * TermWin.ext_bwidth);
647 886
648 TermWin.ncol = TermWin.width / TermWin.fwidth; 887 ncol = width / fwidth;
649 TermWin.nrow = TermWin.height / TermWin.fheight; 888 nrow = height / fheight;
650 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 889 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
651 TermWin.ncol, TermWin.nrow, szHint.width, 890 ncol, nrow, szHint.width,
652 szHint.height)); 891 szHint.height));
653 return; 892 return;
654} 893}
655 894
656/*----------------------------------------------------------------------*/ 895/*----------------------------------------------------------------------*/
659 * Called after a window size change. 898 * Called after a window size change.
660 */ 899 */
661void 900void
662rxvt_term::tt_winch () 901rxvt_term::tt_winch ()
663{ 902{
903 if (pty.pty < 0)
904 return;
905
664 struct winsize ws; 906 struct winsize ws;
665 907
666 if (cmd_fd < 0)
667 return;
668
669 ws.ws_col = TermWin.ncol; 908 ws.ws_col = ncol;
670 ws.ws_row = TermWin.nrow; 909 ws.ws_row = nrow;
671 ws.ws_xpixel = ws.ws_ypixel = 0; 910 ws.ws_xpixel = width;
672#ifndef DEBUG_SIZE 911 ws.ws_ypixel = height;
673 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 912 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
674#else 913
675 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 914#if 0
676 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 915 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
677# ifdef SIGWINCH
678 else if (cmd_pid) /* force through to the command */ 916 if (cmd_pid) /* force through to the command */
679 kill (cmd_pid, SIGWINCH); 917 kill (-cmd_pid, SIGWINCH);
680# endif
681#endif 918#endif
682} 919}
683 920
684/*----------------------------------------------------------------------*/ 921/*----------------------------------------------------------------------*/
685/* rxvt_change_font() - Switch to a new font */ 922/* set_fonts () - load and set the various fonts
686/* 923 *
687 * init = 1 - initialize 924 * init = 1 - initialize
688 * 925 *
689 * fontname == FONT_UP - switch to bigger font 926 * fontname == FONT_UP - switch to bigger font
690 * fontname == FONT_DN - switch to smaller font 927 * fontname == FONT_DN - switch to smaller font
691 */ 928 */
692void 929bool
693rxvt_term::change_font (int init, const char *fontname) 930rxvt_term::set_fonts ()
694{} 931{
932 rxvt_fontset *fs = new rxvt_fontset (this);
933 rxvt_fontprop prop;
695 934
696void 935 if (!fs
697rxvt_term::font_up_down (int n, int direction) 936 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
698{} 937 || !fs->realize_font (1))
938 {
939 delete fs;
940 return false;
941 }
942
943#if ENABLE_STYLES
944 for (int i = RS_styleCount; --i; )
945 if (fontset[i] != fontset[0])
946 delete fontset[i];
947#endif
948
949 delete fontset[0];
950 fontset[0] = fs;
951
952 prop = (*fs)[1]->properties ();
953 prop.height += lineSpace;
954 fs->set_prop (prop);
955
956 fwidth = prop.width;
957 fheight = prop.height;
958 fbase = prop.ascent;
959
960 for (int style = 1; style < 4; style++)
961 {
962#if ENABLE_STYLES
963 const char *res = rs[Rs_font + style];
964
965 if (res && !*res)
966 fontset[style] = fontset[0];
967 else
968 {
969 fontset[style] = fs = new rxvt_fontset (this);
970 rxvt_fontprop prop2 = prop;
971
972 if (res)
973 prop2.weight = prop2.slant = rxvt_fontprop::unset;
974 else
975 {
976 res = fontset[0]->fontdesc;
977
978 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
979 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
980 }
981
982 fs->populate (res);
983 fs->set_prop (prop2);
984 }
985#else
986 fontset[style] = fontset[0];
987#endif
988 }
989
990 if (parent[0])
991 {
992 resize_all_windows (0, 0, 0);
993 scr_remap_chars ();
994 scr_touch (true);
995 }
996
997 return true;
998}
999
1000void rxvt_term::set_string_property (Atom prop, const char *str, int len)
1001{
1002 XChangeProperty (display->display, parent[0],
1003 prop, XA_STRING, 8, PropModeReplace,
1004 (const unsigned char *)str, len >= 0 ? len : strlen (str));
1005}
1006
1007void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1008{
1009 wchar_t *ws = rxvt_mbstowcs (str, len);
1010 char *s = rxvt_wcstoutf8 (ws);
1011
1012 XChangeProperty (display->display, parent[0],
1013 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1014 (const unsigned char *)s, strlen (s));
1015
1016 free (s);
1017 free (ws);
1018}
699 1019
700/*----------------------------------------------------------------------*/ 1020/*----------------------------------------------------------------------*/
701/*----------------------------------------------------------------------*/ 1021/*----------------------------------------------------------------------*/
702/* xterm sequences - title, iconName, color (exptl) */ 1022/* xterm sequences - title, iconName, color (exptl) */
703void 1023void
704rxvt_term::set_title (const char *str) 1024rxvt_term::set_title (const char *str)
705{ 1025{
706#ifndef SMART_WINDOW_TITLE 1026 set_string_property (XA_WM_NAME, str);
707 XStoreName(Xdisplay, TermWin.parent[0], str); 1027#if ENABLE_EWMH
708#else 1028 set_utf8_property (xa[XA_NET_WM_NAME], str);
709 char *name;
710
711 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
712 name = NULL;
713 if (name == NULL || STRCMP(name, str))
714 XStoreName(Xdisplay, TermWin.parent[0], str);
715 if (name)
716 XFree(name);
717#endif 1029#endif
718} 1030}
719 1031
720void 1032void
721rxvt_term::set_iconName (const char *str) 1033rxvt_term::set_icon_name (const char *str)
722{ 1034{
723#ifndef SMART_WINDOW_TITLE 1035 set_string_property (XA_WM_ICON_NAME, str);
724 XSetIconName(Xdisplay, TermWin.parent[0], str); 1036#if ENABLE_EWMH
725#else 1037 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
726 char *name;
727
728 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
729 name = NULL;
730 if (name == NULL || STRCMP(name, str))
731 XSetIconName(Xdisplay, TermWin.parent[0], str);
732 if (name)
733 XFree(name);
734#endif 1038#endif
735} 1039}
736 1040
737#ifdef XTERM_COLOR_CHANGE 1041#ifdef XTERM_COLOR_CHANGE
738void 1042void
739rxvt_term::set_window_color (int idx, const char *color) 1043rxvt_term::set_window_color (int idx, const char *color)
740{ 1044{
741 rxvt_color xcol; 1045 rxvt_color xcol;
742 int i; 1046 int i;
743 1047
744 if (color == NULL || *color == '\0') 1048 if (color == NULL || *color == '\0')
745 return; 1049 return;
746 1050
747 /* handle color aliases */ 1051 /* handle color aliases */
748 if (isdigit(*color)) 1052 if (isdigit (*color))
749 { 1053 {
750 i = atoi(color); 1054 i = atoi (color);
1055
751 if (i >= 8 && i <= 15) 1056 if (i >= 8 && i <= 15)
752 { /* bright colors */ 1057 { /* bright colors */
753 i -= 8; 1058 i -= 8;
754# ifndef NO_BRIGHTCOLOR
755 PixColors[idx] = PixColors[minBrightCOLOR + i]; 1059 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
756 SET_PIXCOLOR(idx); 1060 SET_PIXCOLOR (idx);
757 goto Done; 1061 goto done;
758# endif
759
760 } 1062 }
1063
761 if (i >= 0 && i <= 7) 1064 if (i >= 0 && i <= 7)
762 { /* normal colors */ 1065 { /* normal colors */
763 PixColors[idx] = PixColors[minCOLOR + i]; 1066 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
764 SET_PIXCOLOR(idx); 1067 SET_PIXCOLOR (idx);
765 goto Done; 1068 goto done;
766 } 1069 }
767 } 1070 }
1071
768 if (!rXParseAllocColor (& xcol, color)) 1072 if (!rXParseAllocColor (&xcol, color))
769 return; 1073 return;
770 /* XStoreColor (Xdisplay, XCMAP, XColor*); */ 1074
1075 /* XStoreColor (display->display, display->cmap, XColor*); */
771 1076
772 /* 1077 /*
773 * FIXME: should free colors here, but no idea how to do it so instead, 1078 * FIXME: should free colors here, but no idea how to do it so instead,
774 * so just keep gobbling up the colormap 1079 * so just keep gobbling up the colormap
775 */ 1080 */
776# if 0 1081# if 0
777 for (i = Color_Black; i <= Color_White; i++) 1082 for (i = Color_Black; i <= Color_White; i++)
778 if (PixColors[idx] == PixColors[i]) 1083 if (pix_colors[idx] == pix_colors[i])
779 break; 1084 break;
780 if (i > Color_White) 1085 if (i > Color_White)
781 { 1086 {
782 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 1087 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
783 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1, 1088 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
784 DisplayPlanes(Xdisplay, Xscreen)); 1089 DisplayPlanes (display->display, display->screen));
785 } 1090 }
786# endif 1091# endif
787 1092
788 PixColors[idx] = xcol; 1093 pix_colors_focused[idx] = xcol;
789 SET_PIXCOLOR(idx); 1094 SET_PIXCOLOR (idx);
790 1095
791 /* XSetWindowAttributes attr; */ 1096 /* XSetWindowAttributes attr; */
792 /* Cursor cursor; */ 1097 /* Cursor cursor; */
793Done: 1098done:
794 if (idx == Color_bg && !(Options & Opt_transparent))
795 XSetWindowBackground(Xdisplay, TermWin.vt,
796 PixColors[Color_bg]);
797 1099
1100#if OFF_FOCUS_FADING
1101 if (rs[Rs_fade])
1102 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1103#endif
1104
798 /* handle Color_BD, scrollbar background, etc. */ 1105 /*TODO: handle Color_BD, scrollbar background, etc. */
799 1106
800 set_colorfgbg ();
801 recolour_cursor (); 1107 recolour_cursor ();
802 /* the only reasonable way to enforce a clean update */ 1108 scr_recolour ();
803 scr_poweron ();
804} 1109}
805 1110
806#else 1111#else
807# define set_window_color (idx,color) ((void)0) 1112# define set_window_color (idx,color) ((void)0)
808#endif /* XTERM_COLOR_CHANGE */ 1113#endif /* XTERM_COLOR_CHANGE */
809 1114
810void 1115void
811rxvt_term::recolour_cursor () 1116rxvt_term::recolour_cursor ()
812{ 1117{
813#if TODO
814 rxvt_color xcol[2]; 1118 XColor xcol[2];
815 1119
816 xcol[0] = PixColors[Color_pointer]; 1120 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
817 xcol[1] = PixColors[Color_bg]; 1121 ? pix_colors_focused[Color_pointer_fg]
818 XQueryColors (Xdisplay, XCMAP, xcol, 2); 1122 : pix_colors_focused[Color_fg];
1123 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1124 ? pix_colors_focused[Color_pointer_bg]
1125 : pix_colors_focused[Color_bg];
1126
1127 XQueryColors (display->display, display->cmap, xcol, 2);
819 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1128 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
820#endif
821} 1129}
822 1130
823/*----------------------------------------------------------------------*/ 1131/*----------------------------------------------------------------------*/
824/* 1132/*
825 * find if fg/bg matches any of the normal (low-intensity) colors 1133 * find if fg/bg matches any of the normal (low-intensity) colors
826 */ 1134 */
827void 1135void
828rxvt_term::set_colorfgbg () 1136rxvt_term::set_colorfgbg ()
829{ 1137{
830 unsigned int i; 1138 unsigned int i;
831 const char *xpmb = "\0"; 1139 const char *xpmb = "\0";
832 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1140 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
833 1141
834 env_colorfgbg =
835 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1142 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
836 STRCPY(fstr, "default"); 1143 strcpy (fstr, "default");
837 STRCPY(bstr, "default"); 1144 strcpy (bstr, "default");
838 for (i = Color_Black; i <= Color_White; i++) 1145 for (i = Color_Black; i <= Color_White; i++)
839 if (PixColors[Color_fg] == PixColors[i]) 1146 if (pix_colors[Color_fg] == pix_colors[i])
840 { 1147 {
841 sprintf(fstr, "%d", (i - Color_Black)); 1148 sprintf (fstr, "%d", (i - Color_Black));
842 break; 1149 break;
843 } 1150 }
1151
844 for (i = Color_Black; i <= Color_White; i++) 1152 for (i = Color_Black; i <= Color_White; i++)
845 if (PixColors[Color_bg] == PixColors[i]) 1153 if (pix_colors[Color_bg] == pix_colors[i])
846 { 1154 {
847 sprintf(bstr, "%d", (i - Color_Black)); 1155 sprintf (bstr, "%d", (i - Color_Black));
848#ifdef XPM_BACKGROUND 1156#ifdef XPM_BACKGROUND
849 xpmb = "default;"; 1157 xpmb = "default;";
850#endif 1158#endif
851 break; 1159 break;
852 } 1160 }
1161
853 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1162 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
854 putenv(env_colorfgbg);
855
856#ifndef NO_BRIGHTCOLOR
857 colorfgbg = DEFAULT_RSTYLE;
858 for (i = minCOLOR; i <= maxCOLOR; i++)
859 {
860 if (PixColors[Color_fg] == PixColors[i])
861 colorfgbg = SET_FGCOLOR(colorfgbg, i);
862 if (PixColors[Color_bg] == PixColors[i])
863 colorfgbg = SET_BGCOLOR(colorfgbg, i);
864 }
865#endif
866} 1163}
867 1164
868/*----------------------------------------------------------------------*/ 1165/*----------------------------------------------------------------------*/
869/*
870 * Colour determination for low colour displays, routine from
871 * Hans de Goede <hans@highrise.nl>
872 */
873 1166
874int 1167int
875rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1168rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
876{ 1169{
877 if (!screen_in_out->set (this, colour)) 1170 if (!screen_in_out->set (display, colour))
878 { 1171 {
879 rxvt_print_error("can't allocate colour: %s", colour); 1172 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
880 return false; 1173 return false;
881 } 1174 }
882 1175
883 return true; 1176 return true;
884} 1177}
885 1178
886/* -------------------------------------------------------------------- * 1179/* -------------------------------------------------------------------- *
887 * - WINDOW RESIZING - * 1180 * - WINDOW RESIZING - *
888 * -------------------------------------------------------------------- */ 1181 * -------------------------------------------------------------------- */
889void 1182void
890rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1183rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
891{ 1184{
892 int fix_screen; 1185 int fix_screen;
893
894#ifdef SMART_RESIZE
895 int old_width = szHint.width, old_height = szHint.height; 1186 int old_width = szHint.width, old_height = szHint.height;
896#endif 1187 dDisp;
897 1188
898 window_calc (width, height); 1189 window_calc (newwidth, newheight);
899 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1190 XSetWMNormalHints (disp, parent[0], &szHint);
1191
900 if (!ignoreparent) 1192 if (!ignoreparent)
901 { 1193 {
902#ifdef SMART_RESIZE 1194#ifdef SMART_RESIZE
903 /* 1195 /*
904 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1196 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
907 int x, y, x1, y1; 1199 int x, y, x1, y1;
908 int dx, dy; 1200 int dx, dy;
909 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1201 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
910 Window unused_cr; 1202 Window unused_cr;
911 1203
912 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1204 XTranslateCoordinates (disp, parent[0], display->root,
913 0, 0, &x, &y, &unused_cr); 1205 0, 0, &x, &y, &unused_cr);
914 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1206 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
915 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1207 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
916 /* 1208 /*
917 * if Xroot isn't the parent window, a WM will probably have offset 1209 * if display->root isn't the parent window, a WM will probably have offset
918 * our position for handles and decorations. Counter it 1210 * our position for handles and decorations. Counter it
919 */ 1211 */
920 if (x1 != x || y1 != y) 1212 if (x1 != x || y1 != y)
921 { 1213 {
922 x -= x1; 1214 x -= x1;
923 y -= y1; 1215 y -= y1;
924 } 1216 }
925 1217
926 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1218 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
927 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1219 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
928 dx = old_width - szHint.width; 1220 dx = old_width - szHint.width;
929 dy = old_height - szHint.height; 1221 dy = old_height - szHint.height;
930 1222
931 /* Check position of the center of the window */ 1223 /* Check position of the center of the window */
932 if (x < x1) /* left half */ 1224 if (x < x1) /* left half */
936 if (y < y1) /* top half */ 1228 if (y < y1) /* top half */
937 dy = 0; 1229 dy = 0;
938 else if (y == y1) /* exact center */ 1230 else if (y == y1) /* exact center */
939 dy /= 2; 1231 dy /= 2;
940 1232
941 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1233 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
942 szHint.width, szHint.height); 1234 szHint.width, szHint.height);
943#else 1235#else
944 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1236 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
945 szHint.height);
946#endif 1237#endif
947
948 } 1238 }
949 1239
950 fix_screen = (TermWin.ncol != prev_ncol 1240 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
951 || TermWin.nrow != prev_nrow);
952 1241
953 if (fix_screen || width != old_width || height != old_height) 1242 if (fix_screen || newwidth != old_width || newheight != old_height)
954 { 1243 {
955 if (scrollbar_visible ()) 1244 if (scrollbar_visible ())
956 { 1245 {
957 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1246 XMoveResizeWindow (disp, scrollBar.win,
1247 window_sb_x, 0,
958 0, scrollbar_TotalWidth (), szHint.height); 1248 scrollbar_TotalWidth (), szHint.height);
959 resize_scrollbar (); 1249 resize_scrollbar ();
960 } 1250 }
961 1251
962 if (menubar_visible ()) 1252 if (menubar_visible ())
963 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1253 XMoveResizeWindow (disp, menuBar.win,
1254 window_vt_x, 0,
964 0, TermWin_TotalWidth (), menuBar_TotalHeight ()); 1255 width, menuBar_TotalHeight ());
965 1256
966 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x, 1257 XMoveResizeWindow (disp, vt,
967 window_vt_y, TermWin_TotalWidth (), 1258 window_vt_x, window_vt_y,
968 TermWin_TotalHeight ()); 1259 width, height);
969#ifdef RXVT_GRAPHICS 1260
970 if (old_height)
971 Gr_Resize (old_width - szHint.base_width,
972 old_height - szHint.base_height);
973#endif
974 scr_clear (); 1261 scr_clear ();
975#ifdef XPM_BACKGROUND 1262#ifdef XPM_BACKGROUND
976 resize_pixmap (); 1263 resize_pixmap ();
977#endif 1264#endif
978
979 } 1265 }
980 1266
981 if (fix_screen || old_height == 0) 1267 if (fix_screen || old_height == 0)
982 { 1268 {
983 int curr_screen = -1; 1269 int curr_screen = -1;
984 int old_ncol = prev_ncol; 1270 int old_ncol = prev_ncol;
985 1271
986 /* scr_reset only works on the primary screen */ 1272 /* scr_reset only works on the primary screen */
987 if (old_height) /* this is not the first time through */ 1273 if (old_height) /* this is not the first time through */
988 { 1274 {
989 unsigned int ncol = TermWin.ncol; 1275 unsigned int ocol = ncol;
990 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1276 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
991 curr_screen = scr_change_screen (PRIMARY); 1277 curr_screen = scr_change_screen (PRIMARY);
992 TermWin.ncol = ncol; 1278 ncol = ocol;
993 } 1279 }
994 1280
995 scr_reset(); 1281 scr_reset ();
996 1282
997 if (curr_screen >= 0) /* this is not the first time through */ 1283 if (curr_screen >= 0) /* this is not the first time through */
998 { 1284 {
999 scr_change_screen (curr_screen); 1285 scr_change_screen (curr_screen);
1000 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1286 selection_check (old_ncol != ncol ? 4 : 0);
1001 } 1287 }
1002 } 1288 }
1003 1289
1004 old_width = szHint.width; 1290 old_width = szHint.width;
1005 old_height = szHint.height; 1291 old_height = szHint.height;
1292
1293#ifdef XPM_BACKGROUND
1294 if (pixmap)
1295 scr_touch (false);
1296#endif
1006 1297
1007#ifdef USE_XIM 1298#ifdef USE_XIM
1008 IMSetStatusPosition (); 1299 IMSetStatusPosition ();
1009#endif 1300#endif
1010} 1301}
1012/* 1303/*
1013 * Set the width/height of the vt window in characters. Units are pixels. 1304 * Set the width/height of the vt window in characters. Units are pixels.
1014 * good for toggling 80/132 columns 1305 * good for toggling 80/132 columns
1015 */ 1306 */
1016void 1307void
1017rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1308rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1018{ 1309{
1019 XWindowAttributes wattr; 1310 XWindowAttributes wattr;
1020 1311
1021 if (width == 0 || height == 0) 1312 if (newwidth == 0 || newheight == 0)
1022 { 1313 {
1023 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1314 XGetWindowAttributes (display->display, display->root, &wattr);
1315
1024 if (width == 0) 1316 if (newwidth == 0)
1025 width = wattr.width - szHint.base_width; 1317 newwidth = wattr.width - szHint.base_width;
1026 if (height == 0) 1318 if (newheight == 0)
1027 height = wattr.height - szHint.base_height; 1319 newheight = wattr.height - szHint.base_height;
1028 }
1029 if (width != TermWin.width || height != TermWin.height)
1030 { 1320 }
1321
1322 if (newwidth != width || newheight != height)
1323 {
1031 width += szHint.base_width; 1324 newwidth += szHint.base_width;
1032 height += szHint.base_height; 1325 newheight += szHint.base_height;
1033 resize_all_windows (width, height, 0); 1326 resize_all_windows (newwidth, newheight, 0);
1034 } 1327 }
1035} 1328}
1036 1329
1037/* -------------------------------------------------------------------- * 1330/* -------------------------------------------------------------------- *
1038 * - X INPUT METHOD ROUTINES - * 1331 * - X INPUT METHOD ROUTINES - *
1039 * -------------------------------------------------------------------- */ 1332 * -------------------------------------------------------------------- */
1040#ifdef USE_XIM 1333#ifdef USE_XIM
1041void
1042rxvt_term::set_size (XRectangle *size)
1043{
1044 size->x = TermWin.int_bwidth;
1045 size->y = TermWin.int_bwidth;
1046 size->width = Width2Pixel(TermWin.ncol);
1047 size->height = Height2Pixel(TermWin.nrow);
1048}
1049 1334
1050void 1335void
1051rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1336rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1052{ 1337{
1053 *fg = PixColors[Color_fg]; 1338 fg = pix_colors[Color_fg];
1054 *bg = PixColors[Color_bg]; 1339 bg = pix_colors[Color_bg];
1340}
1341
1342void
1343rxvt_term::im_set_size (XRectangle &size)
1344{
1345 // the int_bwidth terms make no sense to me
1346 size.x = int_bwidth;
1347 size.y = int_bwidth;
1348 size.width = Width2Pixel (ncol) + int_bwidth;
1349 size.height = Height2Pixel (nrow) + int_bwidth;
1350}
1351
1352void
1353rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1354 XRectangle &status_rect,
1355 const XRectangle &needed_rect)
1356{
1357 preedit_rect.x = needed_rect.width;
1358 preedit_rect.y = 0;
1359 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1360 preedit_rect.height = fheight;
1361
1362 status_rect.x = 0;
1363 status_rect.y = 0;
1364 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1365 status_rect.height = fheight;
1055} 1366}
1056 1367
1057/* Checking whether input method is running. */ 1368/* Checking whether input method is running. */
1058bool 1369bool
1059rxvt_term::IMisRunning () 1370rxvt_term::IMisRunning ()
1060{ 1371{
1061 char *p; 1372 char *p;
1062 Atom atom; 1373 Atom atom;
1063 Window win; 1374 Window win;
1064 char server[IMBUFSIZ]; 1375 char server[IMBUFSIZ];
1065 1376
1066 /* get current locale modifier */ 1377 /* get current locale modifier */
1067 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1378 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1068 { 1379 {
1069 STRCPY(server, "@server="); 1380 strcpy (server, "@server=");
1070 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1381 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1382
1071 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1383 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1072 *p = '\0'; 1384 *p = '\0';
1073 1385
1074 atom = XInternAtom(Xdisplay, server, False); 1386 atom = XInternAtom (display->display, server, False);
1075 win = XGetSelectionOwner(Xdisplay, atom); 1387 win = XGetSelectionOwner (display->display, atom);
1388
1076 if (win != None) 1389 if (win != None)
1077 return True; 1390 return True;
1078 } 1391 }
1392
1079 return False; 1393 return False;
1080} 1394}
1081 1395
1082void 1396void
1083rxvt_term::IMSendSpot () 1397rxvt_term::IMSendSpot ()
1084{ 1398{
1085 XPoint spot; 1399 XPoint nspot;
1086 XVaNestedList preedit_attr; 1400 XVaNestedList preedit_attr;
1087 1401
1088 if (Input_Context == NULL 1402 if (!Input_Context
1403 || !focus
1089 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1404 || !(input_style & XIMPreeditPosition))
1090 || !(event_type == KeyPress
1091 || event_type == Expose
1092 || event_type == NoExpose
1093 || event_type == SelectionNotify
1094 || event_type == ButtonRelease || event_type == FocusIn)
1095 || !IMisRunning ())
1096 return; 1405 return;
1097 1406
1098 set_position (&spot); 1407 im_set_position (nspot);
1099 1408
1409 if (nspot.x == spot.x && nspot.y == spot.y)
1410 return;
1411
1412 spot = nspot;
1413
1100 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1414 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1101 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1415 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1102 XFree(preedit_attr); 1416 XFree (preedit_attr);
1103} 1417}
1104 1418
1105void 1419void
1106rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1420rxvt_term::im_destroy ()
1107 XRectangle * needed_rect)
1108{ 1421{
1109 int mbh, vtx = 0; 1422 if (input_method)
1423 {
1424 if (Input_Context && input_method->xim)
1425 XDestroyIC (Input_Context);
1110 1426
1111 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1427 display->put_xim (input_method);
1112 vtx = scrollbar_TotalWidth(); 1428 input_method = 0;
1429 }
1113 1430
1114 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1115 mbh -= TermWin.lineSpace;
1116
1117 preedit_rect->x = needed_rect->width + vtx;
1118 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1119
1120 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1121 preedit_rect->height = Height2Pixel(1);
1122
1123 status_rect->x = vtx;
1124 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1125
1126 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1127 status_rect->height = Height2Pixel(1);
1128}
1129
1130/* ARGSUSED */
1131/* EXTPROTO */
1132void
1133rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1134 __attribute__ ((unused)), XPointer call_data
1135 __attribute__ ((unused)))
1136{
1137 GET_R->Input_Context = NULL; 1431 Input_Context = 0;
1138 /* To avoid Segmentation Fault in C locale: Solaris only? */
1139 if (STRCMP (GET_R->locale, "C"))
1140 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1141 rxvt_IMInstantiateCallback, NULL);
1142} 1432}
1143 1433
1144/* 1434/*
1145 * Try to open a XIM with the current modifiers, then see if we can 1435 * Try to open a XIM with the current modifiers, then see if we can
1146 * open a suitable preedit type 1436 * open a suitable preedit type
1147 */ 1437 */
1148bool 1438bool
1149rxvt_term::IM_get_IC () 1439rxvt_term::IM_get_IC (const char *modifiers)
1150{ 1440{
1151 int i, j, found; 1441 int i, j, found;
1152 XIM xim; 1442 XIM xim;
1153 XPoint spot; 1443 XPoint spot;
1154 XRectangle rect, status_rect, needed_rect; 1444 XRectangle rect, status_rect, needed_rect;
1155 unsigned long fg, bg; 1445 unsigned long fg, bg;
1156 const char *p; 1446 const char *p;
1157 char **s; 1447 char **s;
1158 XIMStyles *xim_styles; 1448 XIMStyles *xim_styles;
1159 XVaNestedList preedit_attr, status_attr;
1160 XIMCallback ximcallback;
1161 1449
1450 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1451 return false;
1452
1162 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1453 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1163 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1454 input_method = display->get_xim (locale, modifiers);
1164 if (xim == NULL) 1455 if (input_method == NULL)
1165 return False; 1456 return false;
1457
1458 xim = input_method->xim;
1459 spot.x = spot.y = -1;
1166 1460
1167 xim_styles = NULL; 1461 xim_styles = NULL;
1168 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1462 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1169 || !xim_styles || !xim_styles->count_styles) 1463 || !xim_styles || !xim_styles->count_styles)
1170 { 1464 {
1171 XCloseIM(xim); 1465 im_destroy ();
1172 return False; 1466 return false;
1467 }
1468
1469 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1470
1471 for (int pi = 0; pi < 2; pi++)
1173 } 1472 {
1473 p = pet[pi];
1174 1474
1175 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1475 if (!p)
1176 : "OverTheSpot,OffTheSpot,Root"; 1476 continue;
1477
1177 s = rxvt_splitcommastring(p); 1478 s = rxvt_splitcommastring (p);
1479
1178 for (i = found = 0; !found && s[i]; i++) 1480 for (i = found = 0; !found && s[i]; i++)
1179 { 1481 {
1180 if (!STRCMP(s[i], "OverTheSpot")) 1482 if (!strcmp (s[i], "OverTheSpot"))
1181 input_style = (XIMPreeditPosition | XIMStatusNothing); 1483 input_style = (XIMPreeditPosition | XIMStatusNothing);
1182 else if (!STRCMP(s[i], "OffTheSpot")) 1484 else if (!strcmp (s[i], "OffTheSpot"))
1183 input_style = (XIMPreeditArea | XIMStatusArea); 1485 input_style = (XIMPreeditArea | XIMStatusArea);
1184 else if (!STRCMP(s[i], "Root")) 1486 else if (!strcmp (s[i], "Root"))
1185 input_style = (XIMPreeditNothing | XIMStatusNothing); 1487 input_style = (XIMPreeditNothing | XIMStatusNothing);
1488 else if (!strcmp (s[i], "None"))
1489 input_style = (XIMPreeditNone | XIMStatusNone);
1186 1490
1187 for (j = 0; j < xim_styles->count_styles; j++) 1491 for (j = 0; j < xim_styles->count_styles; j++)
1188 if (input_style == xim_styles->supported_styles[j]) 1492 if (input_style == xim_styles->supported_styles[j])
1189 { 1493 {
1494 rxvt_freecommastring (s);
1495
1190 found = 1; 1496 found = 1;
1191 break; 1497 goto foundpet;
1498 }
1499
1192 } 1500 }
1501
1502 rxvt_freecommastring (s);
1193 } 1503 }
1194 for (i = 0; s[i]; i++) 1504
1195 free(s[i]); 1505foundpet:
1196 free(s); 1506
1197 XFree(xim_styles); 1507 XFree (xim_styles);
1198 1508
1199 if (!found) 1509 if (!found)
1200 { 1510 {
1201 XCloseIM(xim); 1511 im_destroy ();
1202 return False; 1512 return false;
1513 }
1514
1515 XFontSet fs = 0;
1516 XVaNestedList preedit_attr = 0, status_attr = 0;
1517
1518 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1203 } 1519 {
1520 // fake us a font-set, please
1521 char **missing_charset_list;
1522 int missing_charset_count;
1523 char *def_string;
1524 char pat[512];
1204 1525
1205 ximcallback.callback = rxvt_IMDestroyCallback; 1526 sprintf (pat,
1527 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1528 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1529 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1530 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1531 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1532 "*",
1533 fheight,
1534 fheight + 1, fheight - 1,
1535 fheight - 2, fheight + 2);
1206 1536
1207 /* XXX: not sure why we need this (as well as IC one below) */ 1537 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1208 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1538 &missing_charset_list, &missing_charset_count, &def_string);
1209 1539
1210 preedit_attr = status_attr = NULL; 1540 if (missing_charset_list)
1541 XFreeStringList (missing_charset_list);
1542
1543 if (!fs)
1544 {
1545 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1546 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1547 }
1548 }
1211 1549
1212 if (input_style & XIMPreeditPosition) 1550 if (input_style & XIMPreeditPosition)
1213 { 1551 {
1214 set_size (&rect); 1552 im_set_size (rect);
1215 set_position (&spot); 1553 im_set_position (spot);
1216 set_color (&fg, &bg); 1554 im_set_color (fg, bg);
1217 1555
1218 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1556 preedit_attr = XVaCreateNestedList (0,
1557 XNForeground, fg,
1558 XNBackground, bg,
1559 XNArea, &rect,
1219 XNSpotLocation, &spot, 1560 XNSpotLocation, &spot,
1220 XNForeground, fg, XNBackground, bg,
1221 //XNFontSet, TermWin.fontset, 1561 XNFontSet, fs,
1222 NULL); 1562 NULL);
1223 } 1563 }
1224 else if (input_style & XIMPreeditArea) 1564 else if (input_style & XIMPreeditArea)
1225 { 1565 {
1226 set_color (&fg, &bg); 1566 im_set_color (fg, bg);
1227 1567
1228 /* 1568 /*
1229 * The necessary width of preedit area is unknown 1569 * The necessary width of preedit area is unknown
1230 * until create input context. 1570 * until create input context.
1231 */ 1571 */
1232 needed_rect.width = 0; 1572 needed_rect.width = 0;
1233
1234 set_preedit_area(&rect, &status_rect, &needed_rect); 1573 im_set_preedit_area (rect, status_rect, needed_rect);
1235 1574
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1575 preedit_attr = XVaCreateNestedList (0,
1576 XNForeground, fg,
1237 XNForeground, fg, XNBackground, bg, 1577 XNBackground, bg,
1578 XNArea, &rect,
1579 XNFontSet, fs,
1580 NULL);
1581 status_attr = XVaCreateNestedList (0,
1582 XNForeground, fg,
1583 XNBackground, bg,
1584 XNArea, &status_rect,
1238 //XNFontSet, TermWin.fontset, 1585 XNFontSet, fs,
1239 NULL); 1586 NULL);
1240 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1241 XNForeground, fg, XNBackground, bg,
1242 //XNFontSet, TermWin.fontset,
1243 NULL);
1244 } 1587 }
1245 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1588
1589 Input_Context = XCreateIC (xim,
1590 XNInputStyle, input_style,
1246 XNClientWindow, TermWin.parent[0], 1591 XNClientWindow, vt,
1247 XNFocusWindow, TermWin.parent[0], 1592 XNFocusWindow, parent[0],
1248 XNDestroyCallback, &ximcallback,
1249 preedit_attr ? XNPreeditAttributes : NULL, 1593 preedit_attr ? XNPreeditAttributes : NULL,
1250 preedit_attr, 1594 preedit_attr,
1251 status_attr ? XNStatusAttributes : NULL, 1595 status_attr ? XNStatusAttributes : NULL,
1252 status_attr, NULL); 1596 status_attr, NULL);
1253 if (preedit_attr) 1597
1254 XFree(preedit_attr); 1598 if (preedit_attr) XFree (preedit_attr);
1255 if (status_attr) 1599 if (status_attr) XFree (status_attr);
1256 XFree(status_attr); 1600 if (fs) XFreeFontSet (display->display, fs);
1601
1257 if (Input_Context == NULL) 1602 if (Input_Context == NULL)
1258 { 1603 {
1259 rxvt_print_error("failed to create input context"); 1604 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1260 XCloseIM(xim); 1605 im_destroy ();
1261 return False; 1606 return false;
1262 } 1607 }
1608
1263 if (input_style & XIMPreeditArea) 1609 if (input_style & XIMPreeditArea)
1264 IMSetStatusPosition (); 1610 IMSetStatusPosition ();
1611
1265 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1612 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1266 return True; 1613 return true;
1267} 1614}
1268 1615
1269/*
1270 * X manual pages and include files don't match on some systems:
1271 * some think this is an XIDProc and others an XIMProc so we can't
1272 * use the first argument - need to update this to be nice for
1273 * both types via some sort of configure detection
1274 */
1275/* ARGSUSED */
1276/* EXTPROTO */
1277void 1616void
1278rxvt_IMInstantiateCallback(Display * unused 1617rxvt_term::im_cb ()
1279 __attribute__ ((unused)), XPointer client_data
1280 __attribute__ ((unused)), XPointer call_data
1281 __attribute__ ((unused)))
1282{ 1618{
1283 int i, found, had_im; 1619 int i;
1284 const char *p; 1620 const char *p;
1285 char **s; 1621 char **s;
1286 char buf[IMBUFSIZ]; 1622 char buf[IMBUFSIZ];
1287 1623
1624 SET_R (this);
1625
1626 im_destroy ();
1627
1288 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1628 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1289 if (GET_R->Input_Context) 1629 if (Input_Context)
1290 return; 1630 return;
1291 1631
1292#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1632#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1293 if (GET_R->rs[Rs_imLocale]) 1633 if (rs[Rs_imLocale])
1294 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1634 SET_LOCALE (rs[Rs_imLocale]);
1295#endif 1635#endif
1296 1636
1297 p = GET_R->rs[Rs_inputMethod]; 1637 p = rs[Rs_inputMethod];
1298 if (p && *p) 1638 if (p && *p)
1299 { 1639 {
1300 bool found = false; 1640 bool found = false;
1301 1641
1302 s = rxvt_splitcommastring (p); 1642 s = rxvt_splitcommastring (p);
1643
1303 for (i = 0; s[i]; i++) 1644 for (i = 0; s[i]; i++)
1304 { 1645 {
1305 if (*s[i]) 1646 if (*s[i])
1306 { 1647 {
1307 STRCPY (buf, "@im="); 1648 strcpy (buf, "@im=");
1308 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1649 strncat (buf, s[i], IMBUFSIZ - 5);
1309 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1650 if (IM_get_IC (buf))
1310 { 1651 {
1311 found = true; 1652 found = true;
1312 break; 1653 break;
1313 } 1654 }
1314 } 1655 }
1315 } 1656 }
1316 for (i = 0; s[i]; i++) 1657
1317 free(s[i]); 1658 rxvt_freecommastring (s);
1318 free(s);
1319 1659
1320 if (found) 1660 if (found)
1321 goto done; 1661 goto done;
1322 } 1662 }
1323 1663
1324 /* try with XMODIFIERS env. var. */ 1664 /* try with XMODIFIERS env. var. */
1325 if ((p = XSetLocaleModifiers ("")) && *p 1665 if (IM_get_IC (""))
1326 && GET_R->IM_get_IC ())
1327 goto done; 1666 goto done;
1328 1667
1329 /* try with no modifiers base IF the user didn't specify an IM */ 1668 /* try with no modifiers base IF the user didn't specify an IM */
1330 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1669 if (IM_get_IC ("@im=none"))
1331 && GET_R->IM_get_IC () == True)
1332 goto done; 1670 goto done;
1333 1671
1334done: 1672done:
1335#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1673#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1336 if (GET_R->rs[Rs_imLocale]) 1674 if (rs[Rs_imLocale])
1337 setlocale (LC_CTYPE, GET_R->locale); 1675 SET_LOCALE (locale);
1338#endif 1676#endif
1339} 1677}
1340 1678
1341void 1679void
1342rxvt_term::IMSetStatusPosition () 1680rxvt_term::IMSetStatusPosition ()
1343{ 1681{
1344 XRectangle preedit_rect, status_rect, *needed_rect; 1682 XRectangle preedit_rect, status_rect, *needed_rect;
1345 XVaNestedList preedit_attr, status_attr; 1683 XVaNestedList preedit_attr, status_attr;
1346 1684
1347 if (Input_Context == NULL 1685 if (!Input_Context
1686 || !focus
1348 || !TermWin.focus || !(input_style & XIMPreeditArea) 1687 || !(input_style & XIMPreeditArea)
1349 || !IMisRunning ()) 1688 || !IMisRunning ())
1350 return; 1689 return;
1351 1690
1352 /* Getting the necessary width of preedit area */ 1691 /* Getting the necessary width of preedit area */
1353 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1692 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1354 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1693 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1355 XFree(status_attr); 1694 XFree (status_attr);
1356 1695
1357 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1696 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1697 XFree (needed_rect);
1358 1698
1359 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1699 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1360 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1700 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1361 1701
1362 XSetICValues(Input_Context, 1702 XSetICValues (Input_Context,
1363 XNPreeditAttributes, preedit_attr, 1703 XNPreeditAttributes, preedit_attr,
1364 XNStatusAttributes, status_attr, NULL); 1704 XNStatusAttributes, status_attr, NULL);
1365 1705
1366 XFree(preedit_attr); 1706 XFree (preedit_attr);
1367 XFree(status_attr); 1707 XFree (status_attr);
1368} 1708}
1369#endif /* USE_XIM */ 1709#endif /* USE_XIM */
1370 1710
1371/*----------------------------------------------------------------------*/ 1711/*----------------------------------------------------------------------*/
1372rxvt_t rxvt_current_term; 1712rxvt_t rxvt_current_term;

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