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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.23 by pcg, Sat Jan 31 03:18:43 2004 UTC vs.
Revision 1.170 by root, Wed Jan 11 00:59:58 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.23 2004/01/31 03:18:43 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
166#ifdef MENUBAR
167 menubar_ev (this, &rxvt_term::x_cb),
168#endif
78#ifdef CURSOR_BLINK 169#ifdef CURSOR_BLINK
79 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 170 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80#endif 171#endif
81#ifdef TEXT_BLINK 172#ifdef TEXT_BLINK
82 text_blink_ev (this, &rxvt_term::text_blink_cb), 173 text_blink_ev (this, &rxvt_term::text_blink_cb),
174#endif
175#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
176 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
177#endif
178#ifdef SELECTION_SCROLLING
179 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
180#endif
181#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
182 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
83#endif 183#endif
84#ifdef POINTER_BLANK 184#ifdef POINTER_BLANK
85 pointer_ev (this, &rxvt_term::pointer_cb), 185 pointer_ev (this, &rxvt_term::pointer_cb),
86#endif 186#endif
187#ifdef USE_XIM
188 im_ev (this, &rxvt_term::im_cb),
189#endif
190 termwin_ev (this, &rxvt_term::x_cb),
191 vt_ev (this, &rxvt_term::x_cb),
87 check_ev (this, &rxvt_term::check_cb), 192 check_ev (this, &rxvt_term::check_cb),
193 flush_ev (this, &rxvt_term::flush_cb),
88 destroy_ev (this, &rxvt_term::destroy_cb), 194 destroy_ev (this, &rxvt_term::destroy_cb),
89 pty_ev (this, &rxvt_term::pty_cb), 195 pty_ev (this, &rxvt_term::pty_cb),
90 x_ev (this, &rxvt_term::x_cb),
91 incr_ev (this, &rxvt_term::incr_cb) 196 incr_ev (this, &rxvt_term::incr_cb)
92{ 197{
93 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 198 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
94}
95 199
96rxvt_term::~rxvt_term () 200 termlist.push_back (this);
97{
98 scr_release ();
99 201
100 free (locale); 202#ifdef KEYSYM_RESOURCE
101 free (codeset); 203 keyboard = new keyboard_manager;
102 204
103#ifndef NO_SETOWNER_TTYDEV 205 if (!keyboard)
104 privileged_ttydev (RESTORE); 206 rxvt_fatal ("out of memory, aborting.\n");
105#endif 207#endif
208}
209
210// clean up the most important stuff, do *not* call x or free mem etc.
211// for use before an emergency exit
212void rxvt_term::emergency_cleanup ()
213{
214 if (cmd_pid)
215 kill (-cmd_pid, SIGHUP);
216
106#ifdef UTMP_SUPPORT 217#ifdef UTMP_SUPPORT
107 privileged_utmp (RESTORE); 218 privileged_utmp (RESTORE);
108#endif 219#endif
220
221 pty.put ();
222}
223
224rxvt_term::~rxvt_term ()
225{
226 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
227
228 termlist.erase (find (termlist.begin (), termlist.end(), this));
229
230 emergency_cleanup ();
231
232#if ENABLE_STYLES
233 for (int i = RS_styleCount; --i; )
234 if (fontset[i] != fontset[0])
235 delete fontset[i];
236#endif
237 delete fontset[0];
238
239 if (display)
240 {
241 dDisp;
242
243 selection_clear ();
244
109#ifdef USE_XIM 245#ifdef USE_XIM
110 if (Input_Context != NULL) 246 im_destroy ();
247#endif
248#ifdef MENUBAR
249 if (menubarGC) XFreeGC (disp, menubarGC);
250#endif
251#ifdef XTERM_SCROLLBAR
252 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
253 if (ShadowGC) XFreeGC (disp, ShadowGC);
254#endif
255#ifdef PLAIN_SCROLLBAR
256 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
257#endif
258#ifdef NEXT_SCROLLBAR
259 if (blackGC) XFreeGC (disp, blackGC);
260 if (whiteGC) XFreeGC (disp, whiteGC);
261 if (grayGC) XFreeGC (disp, grayGC);
262 if (darkGC) XFreeGC (disp, darkGC);
263 if (stippleGC) XFreeGC (disp, stippleGC);
264 if (dimple) XFreePixmap (disp, dimple);
265 if (upArrow) XFreePixmap (disp, upArrow);
266 if (downArrow) XFreePixmap (disp, downArrow);
267 if (upArrowHi) XFreePixmap (disp, upArrowHi);
268 if (downArrowHi) XFreePixmap (disp, downArrowHi);
269#endif
270#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
271 if (topShadowGC) XFreeGC (disp, topShadowGC);
272 if (botShadowGC) XFreeGC (disp, botShadowGC);
273 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
274#endif
275 if (gc) XFreeGC (disp, gc);
276
277#if defined(MENUBAR) && (MENUBAR_MAX > 1)
278 delete menuBar.drawable;
279 //if (menuBar.win)
280 // XDestroyWindow (disp, menuBar.win);
281#endif
282 delete drawable;
283 // destroy all windows
284 if (parent[0])
285 XDestroyWindow (disp, parent[0]);
111 { 286 }
112 XDestroyIC (Input_Context);
113 Input_Context = NULL;
114 }
115#endif
116 287
117 if (cmd_fd >= 0) 288 // TODO: free pixcolours, colours should become part of rxvt_display
118 close (cmd_fd);
119 289
120 if (Xfd >= 0) 290 delete pix_colors_focused;
121 XCloseDisplay (Xdisplay); 291#if OFF_FOCUS_FADING
292 delete pix_colors_unfocused;
293#endif
122 294
123 delete PixColors; 295 displays.put (display);
296
297 scr_release ();
298
299 /* clear all resources */
300 for (int i = 0; i < allocated.size (); i++)
301 free (allocated [i]);
302
303 free (selection.text);
304 // TODO: manage env vars in child only(!)
305 free (env_windowid);
306 free (env_display);
307 free (env_term);
308 free (env_colorfgbg);
309 free (locale);
310 free (v_buffer);
311 free (incr_buf);
312
313 delete envv;
314 delete argv;
315
316#ifdef KEYSYM_RESOURCE
317 delete keyboard;
318#endif
319}
320
321void
322rxvt_term::child_exit ()
323{
324 cmd_pid = 0;
325
326 if (!OPTION (Opt_hold))
327 destroy ();
124} 328}
125 329
126void 330void
127rxvt_term::destroy () 331rxvt_term::destroy ()
128{ 332{
333 if (destroy_ev.active)
334 return;
335
336#if ENABLE_OVERLAY
337 scr_overlay_off ();
338#endif
339
340 if (display)
341 {
342#if USE_XIM
343 im_ev.stop (display);
344#endif
345#if HAVE_SCROLLBARS
346 scrollbar_ev.stop (display);
347#endif
348#if MENUBAR
349 menubar_ev.stop (display);
350#endif
351#if TRANSPARENT
352 rootwin_ev.stop (display);
353#endif
354 incr_ev.stop ();
355 termwin_ev.stop (display);
356 vt_ev.stop (display);
357 }
358
129 check_ev.stop (); 359 check_ev.stop ();
130 pty_ev.stop (); 360 pty_ev.stop ();
131 x_ev.stop ();
132#ifdef CURSOR_BLINK 361#ifdef CURSOR_BLINK
133 cursor_blink_ev.stop (); 362 cursor_blink_ev.stop ();
134#endif 363#endif
135#ifdef TEXT_BLINK 364#ifdef TEXT_BLINK
136 text_blink_ev.stop (); 365 text_blink_ev.stop ();
137#endif 366#endif
367#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
368 cont_scroll_ev.stop ();
369#endif
370#ifdef SELECTION_SCROLLING
371 sel_scroll_ev.stop ();
372#endif
138#ifdef POINTER_BLANK 373#ifdef POINTER_BLANK
139 pointer_ev.stop (); 374 pointer_ev.stop ();
140#endif 375#endif
141 376
142 destroy_ev.start (0); 377 destroy_ev.start (0);
… …
149 384
150 delete this; 385 delete this;
151} 386}
152 387
153/*----------------------------------------------------------------------*/ 388/*----------------------------------------------------------------------*/
154/* rxvt_init() */ 389/*
155/* LIBPROTO */ 390 * Exit gracefully, clearing the utmp entry and restoring tty attributes
156rxvt_t 391 * TODO: if debugging, this should free up any known resources if we can
157rxvt_init (int argc, const char *const *argv) 392 */
158{ 393static XErrorHandler old_xerror_handler;
159 SET_R (new rxvt_term);
160 394
161 if (!GET_R->init_vars () || !GET_R->init (argc, argv)) 395static void
396rxvt_emergency_cleanup ()
397{
398 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
399 (*t)->emergency_cleanup ();
400}
401
402#if ENABLE_FRILLS
403static void
404print_x_error (Display *dpy, XErrorEvent *event)
405{
406 char buffer[BUFSIZ];
407 char mesg[BUFSIZ];
408 char number[32];
409 char *mtype = "XlibMessage";
410 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
411 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
412 rxvt_warn ("An X Error occured, trying to continue after report.\n");
413 rxvt_warn ("%s: %s\n", mesg, buffer);
414 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
415 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
416 sprintf(number, "%d", event->request_code);
417 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
418 rxvt_warn ("(which is %s)\n", buffer);
419 if (event->request_code >= 128) {
420 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
421 mesg, BUFSIZ);
422 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
162 { 423 }
163 delete GET_R; 424 if ((event->error_code == BadWindow) ||
164 SET_R (0); 425 (event->error_code == BadPixmap) ||
426 (event->error_code == BadCursor) ||
427 (event->error_code == BadFont) ||
428 (event->error_code == BadDrawable) ||
429 (event->error_code == BadColor) ||
430 (event->error_code == BadGC) ||
431 (event->error_code == BadIDChoice) ||
432 (event->error_code == BadValue) ||
433 (event->error_code == BadAtom)) {
434 if (event->error_code == BadValue)
435 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
436 mesg, BUFSIZ);
437 else if (event->error_code == BadAtom)
438 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
439 mesg, BUFSIZ);
440 else
441 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
442 mesg, BUFSIZ);
443 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
444 }
445 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
446 mesg, BUFSIZ);
447 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
448}
449#endif
450
451int
452rxvt_xerror_handler (Display *display, XErrorEvent *event)
453{
454 if (GET_R->allowedxerror == -1)
455 GET_R->allowedxerror = event->error_code;
456 else
165 } 457 {
166 458 // GET_R is most likely not the terminal which caused the error,
167 return GET_R; 459 // so just output the error and continue
168} 460#if ENABLE_FRILLS
169 461 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 462#else
463 old_xerror_handler (display, event);
178#endif 464#endif
179#endif 465 }
180 466
181 struct sigaction sa; 467 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} 468}
198 469
470int
471rxvt_xioerror_handler (Display *display)
472{
473 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
474 DisplayString (display));
475 rxvt_emergency_cleanup ();
476 _exit (EXIT_FAILURE);
477}
478
479/*----------------------------------------------------------------------*/
199bool 480bool
200rxvt_term::init (int argc, const char *const *argv) 481rxvt_term::init (int argc, const char *const *argv)
482{
483 SET_R (this);
484
485 set_locale ("");
486
487 if (!init_vars ())
488 return false;
489
490 init_secondary ();
491
492 const char **cmd_argv = init_resources (argc, argv);
493
494#ifdef KEYSYM_RESOURCE
495 keyboard->register_done ();
496#endif
497
498#if MENUBAR_MAX
499 menubar_read (rs[Rs_menu]);
500#endif
501#ifdef HAVE_SCROLLBARS
502 if (OPTION (Opt_scrollBar))
503 scrollBar.setIdle (); /* set existence for size calculations */
504#endif
505
506#if ENABLE_PERL
507 if (!rs[Rs_perl_ext_1])
508 rs[Rs_perl_ext_1] = "default";
509
510 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
511 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
512 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
513 {
514#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
515 // ignore some perl-related arguments if some bozo installed us set[ug]id
516 if (rxvt_tainted ())
517 {
518 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
519 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
520 {
521 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
522 rs[Rs_perl_lib] = 0;
523 rs[Rs_perl_eval] = 0;
524 }
525 }
526#endif
527 rxvt_perl.init ();
528 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
529 }
530#endif
531
532 create_windows (argc, argv);
533
534 dDisp;
535
536 init_xlocale ();
537
538 scr_reset (); /* initialize screen */
539
540#if 0
541 XSynchronize (disp, True);
542#endif
543
544#ifdef HAVE_SCROLLBARS
545 if (OPTION (Opt_scrollBar))
546 resize_scrollbar (); /* create and map scrollbar */
547#endif
548#if (MENUBAR_MAX)
549 if (menubar_visible ())
550 XMapWindow (disp, menuBar.win);
551#endif
552#ifdef TRANSPARENT
553 if (OPTION (Opt_transparent))
554 {
555 XSelectInput (disp, display->root, PropertyChangeMask);
556 check_our_parents ();
557 rootwin_ev.start (display, display->root);
558 }
559#endif
560
561 XMapWindow (disp, vt);
562 XMapWindow (disp, parent[0]);
563
564 set_colorfgbg ();
565
566 init_command (cmd_argv);
567
568 free (cmd_argv);
569
570 if (pty.pty >= 0)
571 pty_ev.start (pty.pty, EVENT_READ);
572
573 check_ev.start ();
574
575 HOOK_INVOKE ((this, HOOK_START, DT_END));
576
577 return true;
578}
579
580static struct sig_handlers
581{
582 sig_watcher sw_chld, sw_term, sw_int;
583
584 void sig_chld (sig_watcher &w)
585 {
586 // we are being called for every SIGCHLD, find the corresponding term
587 int pid;
588
589 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
590 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
591 if (pid == (*t)->cmd_pid)
592 {
593 (*t)->child_exit ();
594 break;
595 }
596 }
597
598 /*
599 * Catch a fatal signal and tidy up before quitting
600 */
601 void
602 sig_term (sig_watcher &w)
603 {
604#ifdef DEBUG_CMD
605 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
606#endif
607 rxvt_emergency_cleanup ();
608 signal (w.signum, SIG_DFL);
609 kill (getpid (), w.signum);
610 }
611
612 sig_handlers ()
613 : sw_chld (this, &sig_handlers::sig_chld),
614 sw_term (this, &sig_handlers::sig_term),
615 sw_int (this, &sig_handlers::sig_term)
616 {
617 }
618} sig_handlers;
619
620void
621rxvt_init ()
201{ 622{
202 /* 623 /*
203 * Save and then give up any super-user privileges 624 * Save and then give up any super-user privileges
204 * If we need privileges in any area then we must specifically request it. 625 * If we need privileges in any area then we must specifically request it.
205 * We should only need to be root in these cases: 626 * We should only need to be root in these cases:
206 * 1. write utmp entries on some systems 627 * 1. write utmp entries on some systems
207 * 2. chown tty on some systems 628 * 2. chown tty on some systems
208 */ 629 */
209 privileges (SAVE); 630 rxvt_privileges (SAVE);
210 privileges (IGNORE); 631 rxvt_privileges (IGNORE);
211 632
212 init_secondary (); 633 signal (SIGHUP, SIG_IGN);
634 signal (SIGPIPE, SIG_IGN);
213 635
214 const char **cmd_argv = init_resources (argc, argv); 636 sig_handlers.sw_chld.start (SIGCHLD);
637 sig_handlers.sw_term.start (SIGTERM);
638 sig_handlers.sw_int.start (SIGINT);
215 639
216 set_locale (""); 640 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
641 /* signal (SIGURG, SIG_DFL); */
217 642
218#if (MENUBAR_MAX) 643 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
219 menubar_read (rs[Rs_menu]); 644 // TODO: handle this with exceptions and tolerate the memory loss
220#endif 645 XSetIOErrorHandler (rxvt_xioerror_handler);
221#ifdef HAVE_SCROLLBARS
222 if (Options & Opt_scrollBar)
223 scrollBar.setIdle (); /* set existence for size calculations */
224#endif
225 646
226 create_windows (argc, argv); 647 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} 648}
340 649
341/* ------------------------------------------------------------------------- * 650/* ------------------------------------------------------------------------- *
342 * MEMORY ALLOCATION WRAPPERS * 651 * MEMORY ALLOCATION WRAPPERS *
343 * ------------------------------------------------------------------------- */ 652 * ------------------------------------------------------------------------- */
344/* EXTPROTO */ 653void *
654rxvt_malloc (size_t size)
655{
656 void *p = malloc (size);
657
658 if (!p)
659 rxvt_fatal ("memory allocation failure. aborting.\n");
660
661 return p;
662}
663
664void *
665rxvt_calloc (size_t number, size_t size)
666{
667 void *p = calloc (number, size);
668
669 if (!p)
670 rxvt_fatal ("memory allocation failure. aborting.\n");
671
672 return p;
673}
674
345void * 675void *
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) 676rxvt_realloc (void *ptr, size_t size)
379{ 677{
380 void *p;
381
382 if (ptr)
383 p = realloc(ptr, size); 678 void *p = realloc (ptr, size);
384 else 679
385 p = malloc(size);
386 if (p) 680 if (!p)
681 rxvt_fatal ("memory allocation failure. aborting.\n");
682
387 return p; 683 return p;
388
389 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390 rxvt_clean_exit();
391 exit(EXIT_FAILURE);
392/* NOTREACHED */
393} 684}
394 685
395/* ------------------------------------------------------------------------- * 686/* ------------------------------------------------------------------------- *
396 * PRIVILEGED OPERATIONS * 687 * PRIVILEGED OPERATIONS *
397 * ------------------------------------------------------------------------- */ 688 * ------------------------------------------------------------------------- */
398/* take care of suid/sgid super-user (root) privileges */ 689/* take care of suid/sgid super-user (root) privileges */
399void 690void
400rxvt_term::privileges (int mode) 691rxvt_privileges (rxvt_privaction action)
401{ 692{
402#if ! defined(__CYGWIN32__) 693#if ! defined(__CYGWIN32__)
403# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 694# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404/* setreuid() is the poor man's setuid(), seteuid() */ 695 /* setreuid () is the poor man's setuid (), seteuid () */
405# define seteuid(a) setreuid(-1, (a)) 696# define seteuid(a) setreuid(-1, (a))
406# define setegid(a) setregid(-1, (a)) 697# define setegid(a) setregid(-1, (a))
407# define HAVE_SETEUID 698# define HAVE_SETEUID
408# endif 699# endif
409# ifdef HAVE_SETEUID 700# ifdef HAVE_SETEUID
410 switch (mode) { 701 switch (action)
702 {
411 case IGNORE: 703 case IGNORE:
412 /* 704 /*
413 * change effective uid/gid - not real uid/gid - so we can switch 705 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required 706 * back to root later, as required
415 */ 707 */
416 seteuid(getuid()); 708 seteuid (getuid ());
417 setegid(getgid()); 709 setegid (getgid ());
418 break; 710 break;
419 case SAVE: 711 case SAVE:
420 euid = geteuid(); 712 saved_euid = geteuid ();
421 egid = getegid(); 713 saved_egid = getegid ();
422 break; 714 break;
423 case RESTORE: 715 case RESTORE:
424 seteuid(euid); 716 seteuid (saved_euid);
425 setegid(egid); 717 setegid (saved_egid);
426 break; 718 break;
427 } 719 }
428# else 720# else
429 switch (mode) { 721 switch (action)
722 {
430 case IGNORE: 723 case IGNORE:
431 setuid(getuid()); 724 setuid (getuid ());
432 setgid(getgid()); 725 setgid (getgid ());
433 /* FALLTHROUGH */ 726 /* FALLTHROUGH */
434 case SAVE: 727 case SAVE:
435 /* FALLTHROUGH */ 728 /* FALLTHROUGH */
436 case RESTORE: 729 case RESTORE:
437 break; 730 break;
438 } 731 }
439# endif 732# endif
440#endif 733#endif
441} 734}
442 735
443#ifdef UTMP_SUPPORT 736#ifdef UTMP_SUPPORT
444void 737void
445rxvt_term::privileged_utmp (char action) 738rxvt_term::privileged_utmp (rxvt_privaction action)
446{ 739{
447 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 740 if (OPTION (Opt_utmpInhibit)
448 action, next_utmp_action, getpid())); 741 || !pty.name || !*pty.name)
449 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450 || (Options & Opt_utmpInhibit)
451 || ttydev == NULL || *ttydev == '\0')
452 return; 742 return;
453 743
454 privileges (RESTORE); 744 rxvt_privileges (RESTORE);
745
455 if (action == SAVE) { 746 if (action == SAVE)
456 next_utmp_action = RESTORE;
457 makeutent (ttydev, rs[Rs_display_name]); 747 makeutent (pty.name, rs[Rs_display_name]);
458 } else { /* action == RESTORE */ 748 else
459 next_utmp_action = IGNORE;
460 cleanutent (); 749 cleanutent ();
461 } 750
462 privileges (IGNORE); 751 rxvt_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} 752}
517#endif 753#endif
518 754
519/*----------------------------------------------------------------------*/ 755/*----------------------------------------------------------------------*/
520/* 756/*
521 * window size/position calculcations for XSizeHint and other storage. 757 * window size/position calculcations for XSizeHint and other storage.
522 * if width/height are non-zero then override calculated width/height 758 * if width/height are non-zero then override calculated width/height
523 */ 759 */
524void 760void
525rxvt_term::window_calc (unsigned int width, unsigned int height) 761rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526{ 762{
527 short recalc_x, recalc_y; 763 short recalc_x, recalc_y;
528 int x, y, sb_w, mb_h, flags; 764 int x, y, sb_w, mb_h, flags;
529 unsigned int w, h; 765 unsigned int w, h;
530 unsigned int max_width, max_height; 766 unsigned int max_width, max_height;
767 dDisp;
531 768
532 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 769 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533 TermWin.ncol, TermWin.nrow, szHint.width, 770 ncol, nrow, szHint.width, szHint.height));
534 szHint.height)); 771
535 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 772 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536 szHint.win_gravity = NorthWestGravity; 773 szHint.win_gravity = NorthWestGravity;
537/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 774 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538 775
539 recalc_x = recalc_y = 0; 776 recalc_x = recalc_y = 0;
540 flags = 0; 777 flags = 0;
778
541 if (!parsed_geometry) { 779 if (!parsed_geometry)
780 {
542 parsed_geometry = 1; 781 parsed_geometry = 1;
782
543 if (rs[Rs_geometry]) 783 if (rs[Rs_geometry])
544 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 784 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
785
545 if (flags & WidthValue) { 786 if (flags & WidthValue)
546 TermWin.ncol = BOUND_POSITIVE_INT16(w); 787 {
788 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
547 szHint.flags |= USSize; 789 szHint.flags |= USSize;
548 } 790 }
791
549 if (flags & HeightValue) { 792 if (flags & HeightValue)
550 TermWin.nrow = BOUND_POSITIVE_INT16(h); 793 {
794 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
551 szHint.flags |= USSize; 795 szHint.flags |= USSize;
552 } 796 }
797
553 if (flags & XValue) { 798 if (flags & XValue)
799 {
554 szHint.x = x; 800 szHint.x = x;
555 szHint.flags |= USPosition; 801 szHint.flags |= USPosition;
802
556 if (flags & XNegative) { 803 if (flags & XNegative)
804 {
557 recalc_x = 1; 805 recalc_x = 1;
558 szHint.win_gravity = NorthEastGravity; 806 szHint.win_gravity = NorthEastGravity;
559 } 807 }
560 } 808 }
809
561 if (flags & YValue) { 810 if (flags & YValue)
811 {
562 szHint.y = y; 812 szHint.y = y;
563 szHint.flags |= USPosition; 813 szHint.flags |= USPosition;
814
564 if (flags & YNegative) { 815 if (flags & YNegative)
816 {
565 recalc_y = 1; 817 recalc_y = 1;
818
566 if (szHint.win_gravity == NorthEastGravity) 819 if (szHint.win_gravity == NorthEastGravity)
567 szHint.win_gravity = SouthEastGravity; 820 szHint.win_gravity = SouthEastGravity;
568 else 821 else
569 szHint.win_gravity = SouthWestGravity; 822 szHint.win_gravity = SouthWestGravity;
570 } 823 }
571 } 824 }
572 } 825 }
826
573/* TODO: BOUNDS */ 827 /* TODO: BOUNDS */
574 TermWin.width = TermWin.ncol * TermWin.fwidth; 828 width = ncol * fwidth;
575 TermWin.height = TermWin.nrow * TermWin.fheight; 829 height = nrow * fheight;
576 max_width = MAX_COLS * TermWin.fwidth; 830 max_width = MAX_COLS * fwidth;
577 max_height = MAX_ROWS * TermWin.fheight; 831 max_height = MAX_ROWS * fheight;
578 832
579 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 833 szHint.base_width = szHint.base_height = 2 * int_bwidth;
580 834
581 sb_w = mb_h = 0; 835 sb_w = mb_h = 0;
582 window_vt_x = window_vt_y = 0; 836 window_vt_x = window_vt_y = int_bwidth;
837
583 if (scrollbar_visible ()) { 838 if (scrollbar_visible ())
839 {
584 sb_w = scrollbar_TotalWidth(); 840 sb_w = scrollbar_TotalWidth ();
585 szHint.base_width += sb_w; 841 szHint.base_width += sb_w;
586 if (!(Options & Opt_scrollBar_right)) 842 if (!OPTION (Opt_scrollBar_right))
587 window_vt_x = sb_w; 843 window_vt_x += sb_w;
588 } 844 }
845
589 if (menubar_visible ()) { 846 if (menubar_visible ())
847 {
590 mb_h = menuBar_TotalHeight(); 848 mb_h = menuBar_TotalHeight ();
591 szHint.base_height += mb_h; 849 szHint.base_height += mb_h;
592 window_vt_y = mb_h; 850 window_vt_y += mb_h;
593 } 851 }
852
594 szHint.width_inc = TermWin.fwidth; 853 szHint.width_inc = fwidth;
595 szHint.height_inc = TermWin.fheight; 854 szHint.height_inc = fheight;
596 szHint.min_width = szHint.base_width + szHint.width_inc; 855 szHint.min_width = szHint.base_width + szHint.width_inc;
597 szHint.min_height = szHint.base_height + szHint.height_inc; 856 szHint.min_height = szHint.base_height + szHint.height_inc;
598 857
599 if (width && width - szHint.base_width < max_width) { 858 if (newwidth && newwidth - szHint.base_width < max_width)
859 {
600 szHint.width = width; 860 szHint.width = newwidth;
601 TermWin.width = width - szHint.base_width; 861 width = newwidth - szHint.base_width;
602 } else { 862 }
603 MIN_IT(TermWin.width, max_width); 863 else
864 {
865 min_it (width, max_width);
604 szHint.width = szHint.base_width + TermWin.width; 866 szHint.width = szHint.base_width + width;
605 } 867 }
868
606 if (height && height - szHint.base_height < max_height) { 869 if (newheight && newheight - szHint.base_height < max_height)
870 {
607 szHint.height = height; 871 szHint.height = newheight;
608 TermWin.height = height - szHint.base_height; 872 height = newheight - szHint.base_height;
609 } else { 873 }
874 else
875 {
610 MIN_IT(TermWin.height, max_height); 876 min_it (height, max_height);
611 szHint.height = szHint.base_height + TermWin.height; 877 szHint.height = szHint.base_height + height;
612 } 878 }
879
613 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 880 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
614 window_sb_x = szHint.width - sb_w; 881 window_sb_x = szHint.width - sb_w;
615 882
616 if (recalc_x) 883 if (recalc_x)
617 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 884 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
618 - szHint.width - 2 * TermWin.ext_bwidth);
619 if (recalc_y) 885 if (recalc_y)
620 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 886 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
621 - szHint.height - 2 * TermWin.ext_bwidth);
622 887
623 TermWin.ncol = TermWin.width / TermWin.fwidth; 888 ncol = width / fwidth;
624 TermWin.nrow = TermWin.height / TermWin.fheight; 889 nrow = height / fheight;
625 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 890 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626 TermWin.ncol, TermWin.nrow, szHint.width, 891 ncol, nrow, szHint.width,
627 szHint.height)); 892 szHint.height));
628 return; 893 return;
629} 894}
630 895
631/*----------------------------------------------------------------------*/ 896/*----------------------------------------------------------------------*/
632/* 897/*
633 * Tell the teletype handler what size the window is. 898 * Tell the teletype handler what size the window is.
634 * Called after a window size change. 899 * Called after a window size change.
635 */ 900 */
636void 901void
637rxvt_term::tt_winch () 902rxvt_term::tt_winch ()
638{ 903{
904 if (pty.pty < 0)
905 return;
906
639 struct winsize ws; 907 struct winsize ws;
640 908
641 if (cmd_fd < 0)
642 return;
643
644 ws.ws_col = TermWin.ncol; 909 ws.ws_col = ncol;
645 ws.ws_row = TermWin.nrow; 910 ws.ws_row = nrow;
646 ws.ws_xpixel = ws.ws_ypixel = 0; 911 ws.ws_xpixel = width;
647#ifndef DEBUG_SIZE 912 ws.ws_ypixel = height;
648 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 913 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
649#else 914
650 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 915#if 0
651 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 916 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652# ifdef SIGWINCH
653 else if (cmd_pid) /* force through to the command */ 917 if (cmd_pid) /* force through to the command */
654 kill (cmd_pid, SIGWINCH); 918 kill (-cmd_pid, SIGWINCH);
655# endif
656#endif 919#endif
657} 920}
658 921
659/*----------------------------------------------------------------------*/ 922/*----------------------------------------------------------------------*/
660/* rxvt_change_font() - Switch to a new font */ 923/* set_fonts () - load and set the various fonts
661/* 924 *
662 * init = 1 - initialize 925 * init = 1 - initialize
663 * 926 *
664 * fontname == FONT_UP - switch to bigger font 927 * fontname == FONT_UP - switch to bigger font
665 * fontname == FONT_DN - switch to smaller font 928 * fontname == FONT_DN - switch to smaller font
666 */ 929 */
667void 930bool
668rxvt_term::change_font (int init, const char *fontname) 931rxvt_term::set_fonts ()
669{ 932{
670} 933 rxvt_fontset *fs = new rxvt_fontset (this);
934 rxvt_fontprop prop;
671 935
672void 936 if (!fs
673rxvt_term::font_up_down (int n, int direction) 937 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
938 || !fs->realize_font (1))
939 {
940 delete fs;
941 return false;
942 }
943
944#if ENABLE_STYLES
945 for (int i = RS_styleCount; --i; )
946 if (fontset[i] != fontset[0])
947 delete fontset[i];
948#endif
949
950 delete fontset[0];
951 fontset[0] = fs;
952
953 prop = (*fs)[1]->properties ();
954 prop.height += lineSpace;
955 fs->set_prop (prop);
956
957 fwidth = prop.width;
958 fheight = prop.height;
959 fbase = prop.ascent;
960
961 for (int style = 1; style < 4; style++)
962 {
963#if ENABLE_STYLES
964 const char *res = rs[Rs_font + style];
965
966 if (res && !*res)
967 fontset[style] = fontset[0];
968 else
969 {
970 fontset[style] = fs = new rxvt_fontset (this);
971 rxvt_fontprop prop2 = prop;
972
973 if (res)
974 prop2.weight = prop2.slant = rxvt_fontprop::unset;
975 else
976 {
977 res = fontset[0]->fontdesc;
978
979 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
980 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
981 }
982
983 fs->populate (res);
984 fs->set_prop (prop2);
985 }
986#else
987 fontset[style] = fontset[0];
988#endif
989 }
990
991 if (parent[0])
992 {
993 resize_all_windows (0, 0, 0);
994 scr_remap_chars ();
995 scr_touch (true);
996 }
997
998 return true;
999}
1000
1001void rxvt_term::set_string_property (Atom prop, const char *str, int len)
674{ 1002{
1003 XChangeProperty (display->display, parent[0],
1004 prop, XA_STRING, 8, PropModeReplace,
1005 (const unsigned char *)str, len >= 0 ? len : strlen (str));
1006}
1007
1008void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1009{
1010 wchar_t *ws = rxvt_mbstowcs (str, len);
1011 char *s = rxvt_wcstoutf8 (ws);
1012
1013 XChangeProperty (display->display, parent[0],
1014 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1015 (const unsigned char *)s, strlen (s));
1016
1017 free (s);
1018 free (ws);
675} 1019}
676 1020
677/*----------------------------------------------------------------------*/ 1021/*----------------------------------------------------------------------*/
678/*----------------------------------------------------------------------*/ 1022/*----------------------------------------------------------------------*/
679/* xterm sequences - title, iconName, color (exptl) */ 1023/* xterm sequences - title, iconName, color (exptl) */
680void 1024void
681rxvt_term::set_title (const char *str) 1025rxvt_term::set_title (const char *str)
682{ 1026{
683#ifndef SMART_WINDOW_TITLE 1027 set_string_property (XA_WM_NAME, str);
684 XStoreName(Xdisplay, TermWin.parent[0], str); 1028#if ENABLE_EWMH
685#else 1029 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 1030#endif
695} 1031}
696 1032
697void 1033void
698rxvt_term::set_iconName (const char *str) 1034rxvt_term::set_icon_name (const char *str)
699{ 1035{
700#ifndef SMART_WINDOW_TITLE 1036 set_string_property (XA_WM_ICON_NAME, str);
701 XSetIconName(Xdisplay, TermWin.parent[0], str); 1037#if ENABLE_EWMH
702#else 1038 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 1039#endif
712} 1040}
713 1041
714#ifdef XTERM_COLOR_CHANGE 1042#ifdef XTERM_COLOR_CHANGE
715void 1043void
716rxvt_term::set_window_color (int idx, const char *color) 1044rxvt_term::set_window_color (int idx, const char *color)
717{ 1045{
718 rxvt_color xcol; 1046 rxvt_color xcol;
719 int i; 1047 int i;
720 1048
721 if (color == NULL || *color == '\0') 1049 if (color == NULL || *color == '\0')
722 return; 1050 return;
723 1051
724/* handle color aliases */ 1052 /* handle color aliases */
725 if (isdigit(*color)) { 1053 if (isdigit (*color))
1054 {
726 i = atoi(color); 1055 i = atoi (color);
1056
1057 if (i >= 8 && i <= 15)
727 if (i >= 8 && i <= 15) { /* bright colors */ 1058 { /* bright colors */
728 i -= 8; 1059 i -= 8;
729# ifndef NO_BRIGHTCOLOR
730 PixColors[idx] = PixColors[minBrightCOLOR + i]; 1060 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731 SET_PIXCOLOR(idx); 1061 SET_PIXCOLOR (idx);
732 goto Done; 1062 goto done;
1063 }
1064
1065 if (i >= 0 && i <= 7)
1066 { /* normal colors */
1067 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1068 SET_PIXCOLOR (idx);
1069 goto done;
1070 }
1071 }
1072
1073 if (!rXParseAllocColor (&xcol, color))
1074 return;
1075
1076 /* XStoreColor (display->display, display->cmap, XColor*); */
1077
1078 /*
1079 * FIXME: should free colors here, but no idea how to do it so instead,
1080 * so just keep gobbling up the colormap
1081 */
1082# if 0
1083 for (i = Color_Black; i <= Color_White; i++)
1084 if (pix_colors[idx] == pix_colors[i])
1085 break;
1086 if (i > Color_White)
1087 {
1088 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1089 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1090 DisplayPlanes (display->display, display->screen));
1091 }
733# endif 1092# 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 1093
745/* 1094 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); 1095 SET_PIXCOLOR (idx);
762 1096
763/* XSetWindowAttributes attr; */ 1097 /* XSetWindowAttributes attr; */
764/* Cursor cursor; */ 1098 /* Cursor cursor; */
765 Done: 1099done:
766 if (idx == Color_bg && !(Options & Opt_transparent))
767 XSetWindowBackground(Xdisplay, TermWin.vt,
768 PixColors[Color_bg]);
769 1100
1101#if OFF_FOCUS_FADING
1102 if (rs[Rs_fade])
1103 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1104#endif
1105
770/* handle Color_BD, scrollbar background, etc. */ 1106 /*TODO: handle Color_BD, scrollbar background, etc. */
771 1107
772 set_colorfgbg ();
773 recolour_cursor (); 1108 recolour_cursor ();
774/* the only reasonable way to enforce a clean update */ 1109 scr_recolour ();
775 scr_poweron ();
776} 1110}
777 1111
778#else 1112#else
779# define set_window_color (idx,color) ((void)0) 1113# define set_window_color (idx,color) ((void)0)
780#endif /* XTERM_COLOR_CHANGE */ 1114#endif /* XTERM_COLOR_CHANGE */
781 1115
782void 1116void
783rxvt_term::recolour_cursor () 1117rxvt_term::recolour_cursor ()
784{ 1118{
785#if TODO
786 rxvt_color xcol[2]; 1119 XColor xcol[2];
787 1120
788 xcol[0] = PixColors[Color_pointer]; 1121 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
789 xcol[1] = PixColors[Color_bg]; 1122 ? pix_colors_focused[Color_pointer_fg]
790 XQueryColors (Xdisplay, XCMAP, xcol, 2); 1123 : pix_colors_focused[Color_fg];
1124 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1125 ? pix_colors_focused[Color_pointer_bg]
1126 : pix_colors_focused[Color_bg];
1127
1128 XQueryColors (display->display, display->cmap, xcol, 2);
791 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1129 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
792#endif
793} 1130}
794 1131
795/*----------------------------------------------------------------------*/ 1132/*----------------------------------------------------------------------*/
796/* 1133/*
797 * find if fg/bg matches any of the normal (low-intensity) colors 1134 * find if fg/bg matches any of the normal (low-intensity) colors
798 */ 1135 */
799void 1136void
800rxvt_term::set_colorfgbg () 1137rxvt_term::set_colorfgbg ()
801{ 1138{
802 unsigned int i; 1139 unsigned int i;
803 const char *xpmb = "\0"; 1140 const char *xpmb = "\0";
804 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1141 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805 1142
806 env_colorfgbg =
807 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1143 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
808 STRCPY(fstr, "default"); 1144 strcpy (fstr, "default");
809 STRCPY(bstr, "default"); 1145 strcpy (bstr, "default");
810 for (i = Color_Black; i <= Color_White; i++) 1146 for (i = Color_Black; i <= Color_White; i++)
811 if (PixColors[Color_fg] == PixColors[i]) { 1147 if (pix_colors[Color_fg] == pix_colors[i])
1148 {
812 sprintf(fstr, "%d", (i - Color_Black)); 1149 sprintf (fstr, "%d", (i - Color_Black));
813 break; 1150 break;
814 } 1151 }
1152
815 for (i = Color_Black; i <= Color_White; i++) 1153 for (i = Color_Black; i <= Color_White; i++)
816 if (PixColors[Color_bg] == PixColors[i]) { 1154 if (pix_colors[Color_bg] == pix_colors[i])
1155 {
817 sprintf(bstr, "%d", (i - Color_Black)); 1156 sprintf (bstr, "%d", (i - Color_Black));
818#ifdef XPM_BACKGROUND 1157#ifdef XPM_BACKGROUND
819 xpmb = "default;"; 1158 xpmb = "default;";
820#endif 1159#endif
821 break; 1160 break;
822 } 1161 }
1162
823 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1163 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} 1164}
836 1165
837/*----------------------------------------------------------------------*/ 1166/*----------------------------------------------------------------------*/
838/*
839 * Colour determination for low colour displays, routine from
840 * Hans de Goede <hans@highrise.nl>
841 */
842 1167
843int 1168int
844rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1169rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
845{ 1170{
846 if (!screen_in_out->set (this, colour)) { 1171 if (!screen_in_out->set (display, colour))
847 rxvt_print_error("can't allocate colour: %s", colour); 1172 {
1173 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
848 return false; 1174 return false;
849 } 1175 }
850 1176
851 return true; 1177 return true;
852} 1178}
853 1179
854/* -------------------------------------------------------------------- * 1180/* -------------------------------------------------------------------- *
855 * - WINDOW RESIZING - * 1181 * - WINDOW RESIZING - *
856 * -------------------------------------------------------------------- */ 1182 * -------------------------------------------------------------------- */
857void 1183void
858rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1184rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859{ 1185{
860 int fix_screen; 1186 int fix_screen;
861
862#ifdef SMART_RESIZE
863 int old_width = szHint.width, old_height = szHint.height; 1187 int old_width = szHint.width, old_height = szHint.height;
864#endif 1188 dDisp;
865 1189
866 window_calc (width, height); 1190 window_calc (newwidth, newheight);
867 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1191 XSetWMNormalHints (disp, parent[0], &szHint);
1192
868 if (!ignoreparent) 1193 if (!ignoreparent)
869 { 1194 {
870#ifdef SMART_RESIZE 1195#ifdef SMART_RESIZE
871 /* 1196 /*
872 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1197 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
875 int x, y, x1, y1; 1200 int x, y, x1, y1;
876 int dx, dy; 1201 int dx, dy;
877 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1202 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878 Window unused_cr; 1203 Window unused_cr;
879 1204
880 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1205 XTranslateCoordinates (disp, parent[0], display->root,
881 0, 0, &x, &y, &unused_cr); 1206 0, 0, &x, &y, &unused_cr);
882 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1207 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
883 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1208 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
884 /* 1209 /*
885 * if Xroot isn't the parent window, a WM will probably have offset 1210 * if display->root isn't the parent window, a WM will probably have offset
886 * our position for handles and decorations. Counter it 1211 * our position for handles and decorations. Counter it
887 */ 1212 */
888 if (x1 != x || y1 != y) { 1213 if (x1 != x || y1 != y)
1214 {
889 x -= x1; 1215 x -= x1;
890 y -= y1; 1216 y -= y1;
891 } 1217 }
892 1218
893 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1219 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
894 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1220 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
895 dx = old_width - szHint.width; 1221 dx = old_width - szHint.width;
896 dy = old_height - szHint.height; 1222 dy = old_height - szHint.height;
897 1223
898 /* Check position of the center of the window */ 1224 /* Check position of the center of the window */
899 if (x < x1) /* left half */ 1225 if (x < x1) /* left half */
900 dx = 0; 1226 dx = 0;
901 else if (x == x1) /* exact center */ 1227 else if (x == x1) /* exact center */
902 dx /= 2; 1228 dx /= 2;
903 if (y < y1) /* top half */ 1229 if (y < y1) /* top half */
904 dy = 0; 1230 dy = 0;
905 else if (y == y1) /* exact center */ 1231 else if (y == y1) /* exact center */
906 dy /= 2; 1232 dy /= 2;
907 1233
908 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1234 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
909 szHint.width, szHint.height); 1235 szHint.width, szHint.height);
910#else 1236#else
911 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1237 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
912 szHint.height);
913#endif 1238#endif
914 } 1239 }
915 1240
916 fix_screen = (TermWin.ncol != prev_ncol 1241 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917 || TermWin.nrow != prev_nrow);
918 1242
919 if (fix_screen || width != old_width || height != old_height) 1243 if (fix_screen || newwidth != old_width || newheight != old_height)
920 { 1244 {
921 if (scrollbar_visible ()) 1245 if (scrollbar_visible ())
922 { 1246 {
923 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1247 XMoveResizeWindow (disp, scrollBar.win,
1248 window_sb_x, 0,
924 0, scrollbar_TotalWidth (), szHint.height); 1249 scrollbar_TotalWidth (), szHint.height);
925 resize_scrollbar (); 1250 resize_scrollbar ();
926 } 1251 }
927 1252
928 if (menubar_visible ()) 1253 if (menubar_visible ())
929 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1254 XMoveResizeWindow (disp, menuBar.win,
1255 window_vt_x, 0,
930 0, TermWin_TotalWidth (), menuBar_TotalHeight ()); 1256 width, menuBar_TotalHeight ());
931 1257
932 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x, 1258 XMoveResizeWindow (disp, vt,
933 window_vt_y, TermWin_TotalWidth (), 1259 window_vt_x, window_vt_y,
934 TermWin_TotalHeight ()); 1260 width, height);
935#ifdef RXVT_GRAPHICS 1261
936 if (old_height)
937 Gr_Resize (old_width - szHint.base_width,
938 old_height - szHint.base_height);
939#endif
940 scr_clear (); 1262 scr_clear ();
941#ifdef XPM_BACKGROUND 1263#ifdef XPM_BACKGROUND
942 resize_pixmap (); 1264 resize_pixmap ();
943#endif 1265#endif
944 } 1266 }
… …
949 int old_ncol = prev_ncol; 1271 int old_ncol = prev_ncol;
950 1272
951 /* scr_reset only works on the primary screen */ 1273 /* scr_reset only works on the primary screen */
952 if (old_height) /* this is not the first time through */ 1274 if (old_height) /* this is not the first time through */
953 { 1275 {
954 unsigned int ncol = TermWin.ncol; 1276 unsigned int ocol = ncol;
955 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1277 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956 curr_screen = scr_change_screen (PRIMARY); 1278 curr_screen = scr_change_screen (PRIMARY);
957 TermWin.ncol = ncol; 1279 ncol = ocol;
958 } 1280 }
959 1281
960 scr_reset(); 1282 scr_reset ();
961 1283
962 if (curr_screen >= 0) /* this is not the first time through */ 1284 if (curr_screen >= 0) /* this is not the first time through */
963 { 1285 {
964 scr_change_screen (curr_screen); 1286 scr_change_screen (curr_screen);
965 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1287 selection_check (old_ncol != ncol ? 4 : 0);
966 } 1288 }
967 } 1289 }
968 1290
969 old_width = szHint.width; 1291 old_width = szHint.width;
970 old_height = szHint.height; 1292 old_height = szHint.height;
1293
1294#ifdef XPM_BACKGROUND
1295 if (pixmap)
1296 scr_touch (false);
1297#endif
971 1298
972#ifdef USE_XIM 1299#ifdef USE_XIM
973 IMSetStatusPosition (); 1300 IMSetStatusPosition ();
974#endif 1301#endif
975} 1302}
… …
977/* 1304/*
978 * Set the width/height of the vt window in characters. Units are pixels. 1305 * Set the width/height of the vt window in characters. Units are pixels.
979 * good for toggling 80/132 columns 1306 * good for toggling 80/132 columns
980 */ 1307 */
981void 1308void
982rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1309rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983{ 1310{
984 XWindowAttributes wattr; 1311 XWindowAttributes wattr;
985 1312
986 if (width == 0 || height == 0) { 1313 if (newwidth == 0 || newheight == 0)
1314 {
987 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1315 XGetWindowAttributes (display->display, display->root, &wattr);
1316
988 if (width == 0) 1317 if (newwidth == 0)
989 width = wattr.width - szHint.base_width; 1318 newwidth = wattr.width - szHint.base_width;
990 if (height == 0) 1319 if (newheight == 0)
991 height = wattr.height - szHint.base_height; 1320 newheight = wattr.height - szHint.base_height;
1321 }
1322
1323 if (newwidth != width || newheight != height)
992 } 1324 {
993 if (width != TermWin.width || height != TermWin.height) {
994 width += szHint.base_width; 1325 newwidth += szHint.base_width;
995 height += szHint.base_height; 1326 newheight += szHint.base_height;
996 resize_all_windows (width, height, 0); 1327 resize_all_windows (newwidth, newheight, 0);
997 } 1328 }
998} 1329}
999 1330
1000/* -------------------------------------------------------------------- * 1331/* -------------------------------------------------------------------- *
1001 * - X INPUT METHOD ROUTINES - * 1332 * - X INPUT METHOD ROUTINES - *
1002 * -------------------------------------------------------------------- */ 1333 * -------------------------------------------------------------------- */
1003#ifdef USE_XIM 1334#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 1335
1013void 1336void
1014rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1337rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015{ 1338{
1016 *fg = PixColors[Color_fg]; 1339 fg = pix_colors[Color_fg];
1017 *bg = PixColors[Color_bg]; 1340 bg = pix_colors[Color_bg];
1341}
1342
1343void
1344rxvt_term::im_set_size (XRectangle &size)
1345{
1346 // the int_bwidth terms make no sense to me
1347 size.x = int_bwidth;
1348 size.y = int_bwidth;
1349 size.width = Width2Pixel (ncol) + int_bwidth;
1350 size.height = Height2Pixel (nrow) + int_bwidth;
1351}
1352
1353void
1354rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1355 XRectangle &status_rect,
1356 const XRectangle &needed_rect)
1357{
1358 preedit_rect.x = needed_rect.width;
1359 preedit_rect.y = 0;
1360 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1361 preedit_rect.height = fheight;
1362
1363 status_rect.x = 0;
1364 status_rect.y = 0;
1365 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1366 status_rect.height = fheight;
1018} 1367}
1019 1368
1020/* Checking whether input method is running. */ 1369/* Checking whether input method is running. */
1021bool 1370bool
1022rxvt_term::IMisRunning () 1371rxvt_term::IMisRunning ()
1023{ 1372{
1024 char *p; 1373 char *p;
1025 Atom atom; 1374 Atom atom;
1026 Window win; 1375 Window win;
1027 char server[IMBUFSIZ]; 1376 char server[IMBUFSIZ];
1028 1377
1029/* get current locale modifier */ 1378 /* get current locale modifier */
1030 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1379 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1380 {
1031 STRCPY(server, "@server="); 1381 strcpy (server, "@server=");
1032 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1382 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1383
1033 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1384 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034 *p = '\0'; 1385 *p = '\0';
1035 1386
1036 atom = XInternAtom(Xdisplay, server, False); 1387 atom = XInternAtom (display->display, server, False);
1037 win = XGetSelectionOwner(Xdisplay, atom); 1388 win = XGetSelectionOwner (display->display, atom);
1389
1038 if (win != None) 1390 if (win != None)
1039 return True; 1391 return True;
1040 } 1392 }
1393
1041 return False; 1394 return False;
1042} 1395}
1043 1396
1044void 1397void
1045rxvt_term::IMSendSpot () 1398rxvt_term::IMSendSpot ()
1046{ 1399{
1047 XPoint spot; 1400 XPoint nspot;
1048 XVaNestedList preedit_attr; 1401 XVaNestedList preedit_attr;
1049 1402
1050 if (Input_Context == NULL 1403 if (!Input_Context
1404 || !focus
1051 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1405 || !(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; 1406 return;
1059 1407
1060 set_position (&spot); 1408 im_set_position (nspot);
1061 1409
1410 if (nspot.x == spot.x && nspot.y == spot.y)
1411 return;
1412
1413 spot = nspot;
1414
1062 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1415 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1416 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064 XFree(preedit_attr); 1417 XFree (preedit_attr);
1065} 1418}
1066 1419
1067void 1420void
1068rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1421rxvt_term::im_destroy ()
1069 XRectangle * needed_rect)
1070{ 1422{
1071 int mbh, vtx = 0; 1423 if (input_method)
1424 {
1425 if (Input_Context && input_method->xim)
1426 XDestroyIC (Input_Context);
1072 1427
1073 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1428 display->put_xim (input_method);
1074 vtx = scrollbar_TotalWidth(); 1429 input_method = 0;
1430 }
1075 1431
1076 mbh = menubar_visible () ? menuBar_TotalHeight() : 0; 1432 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} 1433}
1105 1434
1106/* 1435/*
1107 * Try to open a XIM with the current modifiers, then see if we can 1436 * Try to open a XIM with the current modifiers, then see if we can
1108 * open a suitable preedit type 1437 * open a suitable preedit type
1109 */ 1438 */
1110bool 1439bool
1111rxvt_term::IM_get_IC () 1440rxvt_term::IM_get_IC (const char *modifiers)
1112{ 1441{
1113 int i, j, found; 1442 int i, j, found;
1114 XIM xim; 1443 XIM xim;
1115 XPoint spot; 1444 XPoint spot;
1116 XRectangle rect, status_rect, needed_rect; 1445 XRectangle rect, status_rect, needed_rect;
1117 unsigned long fg, bg; 1446 unsigned long fg, bg;
1118 const char *p; 1447 const char *p;
1119 char **s; 1448 char **s;
1120 XIMStyles *xim_styles; 1449 XIMStyles *xim_styles;
1121 XVaNestedList preedit_attr, status_attr;
1122 XIMCallback ximcallback;
1123 1450
1451 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1452 return false;
1453
1124 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1454 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1125 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1455 input_method = display->get_xim (locale, modifiers);
1126 if (xim == NULL) 1456 if (input_method == NULL)
1127 return False; 1457 return false;
1128 1458
1459 xim = input_method->xim;
1460 spot.x = spot.y = -1;
1461
1129 xim_styles = NULL; 1462 xim_styles = NULL;
1130 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1463 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131 || !xim_styles || !xim_styles->count_styles) { 1464 || !xim_styles || !xim_styles->count_styles)
1132 XCloseIM(xim); 1465 {
1466 im_destroy ();
1133 return False; 1467 return false;
1468 }
1469
1470 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1471
1472 for (int pi = 0; pi < 2; pi++)
1134 } 1473 {
1474 p = pet[pi];
1135 1475
1136 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1476 if (!p)
1137 : "OverTheSpot,OffTheSpot,Root"; 1477 continue;
1478
1138 s = rxvt_splitcommastring(p); 1479 s = rxvt_splitcommastring (p);
1480
1139 for (i = found = 0; !found && s[i]; i++) { 1481 for (i = found = 0; !found && s[i]; i++)
1482 {
1140 if (!STRCMP(s[i], "OverTheSpot")) 1483 if (!strcmp (s[i], "OverTheSpot"))
1141 input_style = (XIMPreeditPosition | XIMStatusNothing); 1484 input_style = (XIMPreeditPosition | XIMStatusNothing);
1142 else if (!STRCMP(s[i], "OffTheSpot")) 1485 else if (!strcmp (s[i], "OffTheSpot"))
1143 input_style = (XIMPreeditArea | XIMStatusArea); 1486 input_style = (XIMPreeditArea | XIMStatusArea);
1144 else if (!STRCMP(s[i], "Root")) 1487 else if (!strcmp (s[i], "Root"))
1145 input_style = (XIMPreeditNothing | XIMStatusNothing); 1488 input_style = (XIMPreeditNothing | XIMStatusNothing);
1489 else if (!strcmp (s[i], "None"))
1490 input_style = (XIMPreeditNone | XIMStatusNone);
1146 1491
1147 for (j = 0; j < xim_styles->count_styles; j++) 1492 for (j = 0; j < xim_styles->count_styles; j++)
1148 if (input_style == xim_styles->supported_styles[j]) { 1493 if (input_style == xim_styles->supported_styles[j])
1494 {
1495 rxvt_freecommastring (s);
1496
1149 found = 1; 1497 found = 1;
1150 break; 1498 goto foundpet;
1151 } 1499 }
1500
1501 }
1502
1503 rxvt_freecommastring (s);
1152 } 1504 }
1153 for (i = 0; s[i]; i++) 1505
1154 free(s[i]); 1506foundpet:
1155 free(s); 1507
1156 XFree(xim_styles); 1508 XFree (xim_styles);
1157 1509
1158 if (!found) { 1510 if (!found)
1159 XCloseIM(xim); 1511 {
1512 im_destroy ();
1160 return False; 1513 return false;
1514 }
1515
1516 XFontSet fs = 0;
1517 XVaNestedList preedit_attr = 0, status_attr = 0;
1518
1519 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161 } 1520 {
1521 // fake us a font-set, please
1522 char **missing_charset_list;
1523 int missing_charset_count;
1524 char *def_string;
1525 char pat[512];
1162 1526
1163 ximcallback.callback = rxvt_IMDestroyCallback; 1527 sprintf (pat,
1528 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1529 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1530 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1531 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1532 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1533 "*",
1534 fheight,
1535 fheight + 1, fheight - 1,
1536 fheight - 2, fheight + 2);
1164 1537
1165 /* XXX: not sure why we need this (as well as IC one below) */ 1538 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1539 &missing_charset_list, &missing_charset_count, &def_string);
1167 1540
1168 preedit_attr = status_attr = NULL; 1541 if (missing_charset_list)
1542 XFreeStringList (missing_charset_list);
1169 1543
1544 if (!fs)
1545 {
1546 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1547 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1548 }
1549 }
1550
1170 if (input_style & XIMPreeditPosition) { 1551 if (input_style & XIMPreeditPosition)
1552 {
1171 set_size (&rect); 1553 im_set_size (rect);
1172 set_position (&spot); 1554 im_set_position (spot);
1173 set_color (&fg, &bg); 1555 im_set_color (fg, bg);
1174 1556
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1557 preedit_attr = XVaCreateNestedList (0,
1558 XNForeground, fg,
1559 XNBackground, bg,
1560 XNArea, &rect,
1176 XNSpotLocation, &spot, 1561 XNSpotLocation, &spot,
1177 XNForeground, fg, XNBackground, bg,
1178 //XNFontSet, TermWin.fontset,
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, 1562 XNFontSet, fs,
1198 NULL); 1563 NULL);
1199 } 1564 }
1200 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1565 else if (input_style & XIMPreeditArea)
1566 {
1567 im_set_color (fg, bg);
1568
1569 /*
1570 * The necessary width of preedit area is unknown
1571 * until create input context.
1572 */
1573 needed_rect.width = 0;
1574 im_set_preedit_area (rect, status_rect, needed_rect);
1575
1576 preedit_attr = XVaCreateNestedList (0,
1577 XNForeground, fg,
1578 XNBackground, bg,
1579 XNArea, &rect,
1580 XNFontSet, fs,
1581 NULL);
1582 status_attr = XVaCreateNestedList (0,
1583 XNForeground, fg,
1584 XNBackground, bg,
1585 XNArea, &status_rect,
1586 XNFontSet, fs,
1587 NULL);
1588 }
1589
1590 Input_Context = XCreateIC (xim,
1591 XNInputStyle, input_style,
1201 XNClientWindow, TermWin.parent[0], 1592 XNClientWindow, vt,
1202 XNFocusWindow, TermWin.parent[0], 1593 XNFocusWindow, parent[0],
1203 XNDestroyCallback, &ximcallback,
1204 preedit_attr ? XNPreeditAttributes : NULL, 1594 preedit_attr ? XNPreeditAttributes : NULL,
1205 preedit_attr, 1595 preedit_attr,
1206 status_attr ? XNStatusAttributes : NULL, 1596 status_attr ? XNStatusAttributes : NULL,
1207 status_attr, NULL); 1597 status_attr, NULL);
1208 if (preedit_attr) 1598
1209 XFree(preedit_attr); 1599 if (preedit_attr) XFree (preedit_attr);
1210 if (status_attr) 1600 if (status_attr) XFree (status_attr);
1211 XFree(status_attr); 1601 if (fs) XFreeFontSet (display->display, fs);
1602
1212 if (Input_Context == NULL) { 1603 if (Input_Context == NULL)
1213 rxvt_print_error("failed to create input context"); 1604 {
1214 XCloseIM(xim); 1605 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1606 im_destroy ();
1215 return False; 1607 return false;
1216 } 1608 }
1609
1217 if (input_style & XIMPreeditArea) 1610 if (input_style & XIMPreeditArea)
1218 IMSetStatusPosition (); 1611 IMSetStatusPosition ();
1612
1219 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1613 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1220 return True; 1614 return true;
1221} 1615}
1222 1616
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 1617void
1232rxvt_IMInstantiateCallback(Display * unused 1618rxvt_term::im_cb ()
1233 __attribute__ ((unused)), XPointer client_data
1234 __attribute__ ((unused)), XPointer call_data
1235 __attribute__ ((unused)))
1236{ 1619{
1237 int i, found, had_im; 1620 int i;
1238 const char *p; 1621 const char *p;
1239 char **s; 1622 char **s;
1240 char buf[IMBUFSIZ]; 1623 char buf[IMBUFSIZ];
1241 1624
1625 SET_R (this);
1626
1627 im_destroy ();
1628
1242 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1629 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1243 if (GET_R->Input_Context) 1630 if (Input_Context)
1244 return; 1631 return;
1245 1632
1246#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1633#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247 if (GET_R->rs[Rs_imLocale]) 1634 if (rs[Rs_imLocale])
1248 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1635 SET_LOCALE (rs[Rs_imLocale]);
1249#endif 1636#endif
1250 1637
1251 p = GET_R->rs[Rs_inputMethod]; 1638 p = rs[Rs_inputMethod];
1252 if (p && *p) 1639 if (p && *p)
1253 { 1640 {
1254 bool found = false; 1641 bool found = false;
1255 1642
1256 s = rxvt_splitcommastring (p); 1643 s = rxvt_splitcommastring (p);
1644
1257 for (i = 0; s[i]; i++) 1645 for (i = 0; s[i]; i++)
1258 { 1646 {
1259 if (*s[i]) 1647 if (*s[i])
1260 { 1648 {
1261 STRCPY (buf, "@im="); 1649 strcpy (buf, "@im=");
1262 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1650 strncat (buf, s[i], IMBUFSIZ - 5);
1263 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1651 if (IM_get_IC (buf))
1264 { 1652 {
1265 found = true; 1653 found = true;
1266 break; 1654 break;
1267 } 1655 }
1268 } 1656 }
1269 } 1657 }
1270 for (i = 0; s[i]; i++) 1658
1271 free(s[i]); 1659 rxvt_freecommastring (s);
1272 free(s);
1273 1660
1274 if (found) 1661 if (found)
1275 goto done; 1662 goto done;
1276 } 1663 }
1277 1664
1278/* try with XMODIFIERS env. var. */ 1665 /* try with XMODIFIERS env. var. */
1279 if ((p = XSetLocaleModifiers ("")) && *p 1666 if (IM_get_IC (""))
1280 && GET_R->IM_get_IC ())
1281 goto done; 1667 goto done;
1282 1668
1283/* try with no modifiers base IF the user didn't specify an IM */ 1669 /* try with no modifiers base IF the user didn't specify an IM */
1284 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1670 if (IM_get_IC ("@im=none"))
1285 && GET_R->IM_get_IC () == True)
1286 goto done; 1671 goto done;
1287 1672
1288done: 1673done:
1289#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1674#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290 if (GET_R->rs[Rs_imLocale]) 1675 if (rs[Rs_imLocale])
1291 setlocale (LC_CTYPE, GET_R->locale); 1676 SET_LOCALE (locale);
1292#endif 1677#endif
1293} 1678}
1294 1679
1295void 1680void
1296rxvt_term::IMSetStatusPosition () 1681rxvt_term::IMSetStatusPosition ()
1297{ 1682{
1298 XRectangle preedit_rect, status_rect, *needed_rect; 1683 XRectangle preedit_rect, status_rect, *needed_rect;
1299 XVaNestedList preedit_attr, status_attr; 1684 XVaNestedList preedit_attr, status_attr;
1300 1685
1301 if (Input_Context == NULL 1686 if (!Input_Context
1687 || !focus
1302 || !TermWin.focus || !(input_style & XIMPreeditArea) 1688 || !(input_style & XIMPreeditArea)
1303 || !IMisRunning ()) 1689 || !IMisRunning ())
1304 return; 1690 return;
1305 1691
1306/* Getting the necessary width of preedit area */ 1692 /* Getting the necessary width of preedit area */
1307 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1693 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1694 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309 XFree(status_attr); 1695 XFree (status_attr);
1310 1696
1311 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1697 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1698 XFree (needed_rect);
1312 1699
1313 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1700 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1701 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315 1702
1316 XSetICValues(Input_Context, 1703 XSetICValues (Input_Context,
1317 XNPreeditAttributes, preedit_attr, 1704 XNPreeditAttributes, preedit_attr,
1318 XNStatusAttributes, status_attr, NULL); 1705 XNStatusAttributes, status_attr, NULL);
1319 1706
1320 XFree(preedit_attr); 1707 XFree (preedit_attr);
1321 XFree(status_attr); 1708 XFree (status_attr);
1322} 1709}
1323#endif /* USE_XIM */ 1710#endif /* USE_XIM */
1324 1711
1325/*----------------------------------------------------------------------*/ 1712/*----------------------------------------------------------------------*/
1326rxvt_t rxvt_current_term; 1713rxvt_t rxvt_current_term;

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