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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.166 by root, Sun Jan 8 07:55:36 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> 51vector<rxvt_term *> rxvt_term::termlist;
47 52
48static char curlocale[128]; 53static char curlocale[128], savelocale[128];
49 54
50void 55bool
51rxvt_set_locale (const char *locale) 56rxvt_set_locale (const char *locale)
52{ 57{
53 if (locale && STRNCMP (locale, curlocale, 128)) 58 if (!locale || !strncmp (locale, curlocale, 128))
54 { 59 return false;
60
55 STRNCPY (curlocale, locale, 128); 61 strncpy (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale); 62 setlocale (LC_CTYPE, curlocale);
57 } 63 return true;
58} 64}
59 65
66bool
67rxvt_push_locale (const char *locale)
68{
69 strcpy (savelocale, curlocale);
70 rxvt_set_locale (locale);
71}
72
60void * 73void
61rxvt_term::operator new (size_t s) 74rxvt_pop_locale ()
62{ 75{
63 void *p = malloc (s); 76 rxvt_set_locale (savelocale);
77}
64 78
65 MEMSET (p, 0, s); 79#if ENABLE_COMBINING
80class rxvt_composite_vec rxvt_composite;
81
82text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
83{
84 compose_char *cc;
85
86 // break compose chains, as stupid readline really likes to duplicate
87 // composing characters for some reason near the end of a line.
88 cc = (*this)[c1];
89 while (cc)
90 {
91 if (cc->c2 == c2) return c1;
92 cc = (*this)[cc->c1];
93 }
94
95 // check to see wether this combination already exists otherwise
96 for (cc = v.end (); cc-- > v.begin (); )
97 {
98 if (cc->c1 == c1 && cc->c2 == c2)
99 return COMPOSE_LO + (cc - v.begin ());
100 }
101
102 // allocate a new combination
103 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
104 {
105 static int seen;
106
107 if (!seen++)
108 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
109
110 return REPLACEMENT_CHAR;
111 }
112
113 v.push_back (compose_char (c1, c2));
114
115 return v.size () - 1 + COMPOSE_LO;
116}
117
118int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
119{
120 compose_char *cc = (*this)[c];
121
122 if (!cc)
123 {
124 if (r) *r = c;
125 return 1;
126 }
127
128 int len = expand (cc->c1, r);
129
130 if (r) r += len;
131
132 if (cc->c2 != NOCHAR)
133 {
134 len++;
135 if (r) *r++ = cc->c2;
136 }
137
66 return p; 138 return len;
67}
68 139
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 140}
141#endif
74 142
75rxvt_term::rxvt_term () 143rxvt_term::rxvt_term ()
76 : 144 :
145#if TRANSPARENT
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 146 rootwin_ev (this, &rxvt_term::rootwin_cb),
147#endif
148#ifdef HAVE_SCROLLBARS
149 scrollbar_ev (this, &rxvt_term::x_cb),
150#endif
151#ifdef MENUBAR
152 menubar_ev (this, &rxvt_term::x_cb),
153#endif
154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
78 termwin_ev (this, &rxvt_term::x_cb), 175 termwin_ev (this, &rxvt_term::x_cb),
79 vt_ev (this, &rxvt_term::x_cb), 176 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif
86#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88#endif
89#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb),
91#endif
92#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb),
94#endif
95 check_ev (this, &rxvt_term::check_cb), 177 check_ev (this, &rxvt_term::check_cb),
178 flush_ev (this, &rxvt_term::flush_cb),
96 destroy_ev (this, &rxvt_term::destroy_cb), 179 destroy_ev (this, &rxvt_term::destroy_cb),
97 pty_ev (this, &rxvt_term::pty_cb), 180 pty_ev (this, &rxvt_term::pty_cb),
98 incr_ev (this, &rxvt_term::incr_cb), 181 incr_ev (this, &rxvt_term::incr_cb)
99#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb)
101#endif
102{ 182{
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 183 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
104}
105 184
106rxvt_term::~rxvt_term () 185 termlist.push_back (this);
186
187#ifdef KEYSYM_RESOURCE
188 keyboard = new keyboard_manager;
189
190 if (!keyboard)
191 rxvt_fatal ("out of memory, aborting.\n");
192#endif
193}
194
195// clean up the most important stuff, do *not* call x or free mem etc.
196// for use before an emergency exit
197void rxvt_term::emergency_cleanup ()
107{ 198{
108 if (cmd_fd >= 0) 199 if (cmd_pid)
109 close (cmd_fd); 200 kill (-cmd_pid, SIGHUP);
110 201
111 scr_release ();
112
113 free (locale);
114 free (codeset);
115
116#ifndef NO_SETOWNER_TTYDEV
117 privileged_ttydev (RESTORE);
118#endif
119#ifdef UTMP_SUPPORT 202#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE); 203 privileged_utmp (RESTORE);
121#endif 204#endif
122 205
206 pty.put ();
207}
208
209rxvt_term::~rxvt_term ()
210{
211 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
212
213 termlist.erase (find (termlist.begin (), termlist.end(), this));
214
215 emergency_cleanup ();
216
217#if ENABLE_STYLES
218 for (int i = RS_styleCount; --i; )
219 if (fontset[i] != fontset[0])
220 delete fontset[i];
221#endif
222 delete fontset[0];
223
224 if (display)
225 {
226 dDisp;
227
228 selection_clear ();
229
230#ifdef USE_XIM
231 im_destroy ();
232#endif
233#ifdef MENUBAR
234 if (menubarGC) XFreeGC (disp, menubarGC);
235#endif
236#ifdef XTERM_SCROLLBAR
237 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
238 if (ShadowGC) XFreeGC (disp, ShadowGC);
239#endif
240#ifdef PLAIN_SCROLLBAR
241 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
242#endif
243#ifdef NEXT_SCROLLBAR
244 if (blackGC) XFreeGC (disp, blackGC);
245 if (whiteGC) XFreeGC (disp, whiteGC);
246 if (grayGC) XFreeGC (disp, grayGC);
247 if (darkGC) XFreeGC (disp, darkGC);
248 if (stippleGC) XFreeGC (disp, stippleGC);
249 if (dimple) XFreePixmap (disp, dimple);
250 if (upArrow) XFreePixmap (disp, upArrow);
251 if (downArrow) XFreePixmap (disp, downArrow);
252 if (upArrowHi) XFreePixmap (disp, upArrowHi);
253 if (downArrowHi) XFreePixmap (disp, downArrowHi);
254#endif
255#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
256 if (topShadowGC) XFreeGC (disp, topShadowGC);
257 if (botShadowGC) XFreeGC (disp, botShadowGC);
258 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
259#endif
260 if (gc) XFreeGC (disp, gc);
261
262#if defined(MENUBAR) && (MENUBAR_MAX > 1)
263 delete menuBar.drawable;
264 //if (menuBar.win)
265 // XDestroyWindow (disp, menuBar.win);
266#endif
267 delete drawable;
268 // destroy all windows
269 if (parent[0])
270 XDestroyWindow (disp, parent[0]);
271 }
272
123 // TODO: free pixcolours, colours should become part of rxvt_display 273 // TODO: free pixcolours, colours should become part of rxvt_display
124 274
125 delete PixColors; 275 delete pix_colors_focused;
276#if OFF_FOCUS_FADING
277 delete pix_colors_unfocused;
278#endif
279#if USE_XGETDEFAULT
280 XrmDestroyDatabase (xrmdatabase);
281#endif
126 282
127 displays.put (display); 283 displays.put (display);
284
285 scr_release ();
286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_windowid);
294 free (env_display);
295 free (env_term);
296 free (env_colorfgbg);
297 free (locale);
298 free (v_buffer);
299 free (incr_buf);
300
301 delete envv;
302 delete argv;
303
304#ifdef KEYSYM_RESOURCE
305 delete keyboard;
306#endif
307}
308
309void
310rxvt_term::child_exit ()
311{
312 cmd_pid = 0;
313
314 if (!OPTION (Opt_hold))
315 destroy ();
128} 316}
129 317
130void 318void
131rxvt_term::destroy () 319rxvt_term::destroy ()
132{ 320{
321 if (destroy_ev.active)
322 return;
323
324#if ENABLE_OVERLAY
325 scr_overlay_off ();
326#endif
327
133 if (display) 328 if (display)
134 { 329 {
135 if (TermWin.parent[0]) 330#if USE_XIM
136 XDestroyWindow (display->display, TermWin.parent[0]); 331 im_ev.stop (display);
137 332#endif
333#if HAVE_SCROLLBARS
334 scrollbar_ev.stop (display);
335#endif
336#if MENUBAR
337 menubar_ev.stop (display);
338#endif
339#if TRANSPARENT
340 rootwin_ev.stop (display);
341#endif
342 incr_ev.stop ();
138 termwin_ev.stop (display); 343 termwin_ev.stop (display);
139 vt_ev.stop (display); 344 vt_ev.stop (display);
140
141#ifdef USE_XIM
142 im_destroy ();
143 im_ev.stop (display);
144#endif
145#ifdef HAVE_SCROLLBARS
146 scrollbar_ev.stop (display);
147#endif
148#ifdef MENUBAR
149 menubar_ev.stop (display);
150#endif
151 } 345 }
152 346
153 check_ev.stop (); 347 check_ev.stop ();
154 pty_ev.stop (); 348 pty_ev.stop ();
155#ifdef CURSOR_BLINK 349#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 350 cursor_blink_ev.stop ();
157#endif 351#endif
158#ifdef TEXT_BLINK 352#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 353 text_blink_ev.stop ();
160#endif 354#endif
355#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
357#endif
358#ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
360#endif
161#ifdef POINTER_BLANK 361#ifdef POINTER_BLANK
162 pointer_ev.stop (); 362 pointer_ev.stop ();
163#endif 363#endif
164 364
165 destroy_ev.start (0); 365 destroy_ev.start (0);
172 372
173 delete this; 373 delete this;
174} 374}
175 375
176/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
177/* rxvt_init() */ 377/*
178/* LIBPROTO */ 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
179rxvt_t 379 * TODO: if debugging, this should free up any known resources if we can
180rxvt_init (int argc, const char *const *argv) 380 */
181{ 381static XErrorHandler old_xerror_handler;
182 SET_R (new rxvt_term);
183 382
184 if (!GET_R->init_vars () || !GET_R->init (argc, argv)) 383static void
384rxvt_emergency_cleanup ()
385{
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
388}
389
390#if ENABLE_FRILLS
391static void
392print_x_error (Display *dpy, XErrorEvent *event)
393{
394 char buffer[BUFSIZ];
395 char mesg[BUFSIZ];
396 char number[32];
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
409 mesg, BUFSIZ);
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
185 { 411 }
186 delete GET_R; 412 if ((event->error_code == BadWindow) ||
187 SET_R (0); 413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
424 mesg, BUFSIZ);
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
427 mesg, BUFSIZ);
428 else
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
430 mesg, BUFSIZ);
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
188 } 432 }
189 433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
190 return GET_R; 434 mesg, BUFSIZ);
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
191} 436}
437#endif
192 438
439int
193static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event); 440rxvt_xerror_handler (Display *display, XErrorEvent *event)
194
195void
196rxvt_init_signals ()
197{ 441{
198 /* install exit handler for cleanup */ 442 if (GET_R->allowedxerror == -1)
199#if 0 443 GET_R->allowedxerror = event->error_code;
200#ifdef HAVE_ATEXIT 444 else
201 atexit(rxvt_clean_exit); 445 {
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
448#if ENABLE_FRILLS
449 print_x_error (display, event);
202#else 450#else
451 old_xerror_handler (display, event);
203#endif 452#endif
204#endif 453 }
205 454
206 struct sigaction sa; 455 return 0;
207
208 sigfillset (&sa.sa_mask);
209 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
218 /* signal (SIGURG, SIG_DFL); */
219
220 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222} 456}
223 457
458int
459rxvt_xioerror_handler (Display *display)
460{
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
465}
466
467/*----------------------------------------------------------------------*/
224bool 468bool
225rxvt_term::init (int argc, const char *const *argv) 469rxvt_term::init (int argc, const char *const *argv)
470{
471 SET_R (this);
472
473 set_locale ("");
474
475 if (!init_vars ())
476 return false;
477
478 init_secondary ();
479
480 const char **cmd_argv = init_resources (argc, argv);
481
482#ifdef KEYSYM_RESOURCE
483 keyboard->register_done ();
484#endif
485
486#if MENUBAR_MAX
487 menubar_read (rs[Rs_menu]);
488#endif
489#ifdef HAVE_SCROLLBARS
490 if (OPTION (Opt_scrollBar))
491 scrollBar.setIdle (); /* set existence for size calculations */
492#endif
493
494#if ENABLE_PERL
495 if (!rs[Rs_perl_ext_1])
496 rs[Rs_perl_ext_1] = "default";
497
498 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
499 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
500 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
501 {
502 rxvt_perl.init ();
503 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
504 }
505#endif
506
507 create_windows (argc, argv);
508
509 dDisp;
510
511 init_xlocale ();
512
513 scr_reset (); /* initialize screen */
514
515#if 0
516 XSynchronize (disp, True);
517#endif
518
519#ifdef HAVE_SCROLLBARS
520 if (OPTION (Opt_scrollBar))
521 resize_scrollbar (); /* create and map scrollbar */
522#endif
523#if (MENUBAR_MAX)
524 if (menubar_visible ())
525 XMapWindow (disp, menuBar.win);
526#endif
527#ifdef TRANSPARENT
528 if (OPTION (Opt_transparent))
529 {
530 XSelectInput (disp, display->root, PropertyChangeMask);
531 check_our_parents ();
532 rootwin_ev.start (display, display->root);
533 }
534#endif
535
536 XMapWindow (disp, vt);
537 XMapWindow (disp, parent[0]);
538
539 set_colorfgbg ();
540
541 init_command (cmd_argv);
542
543 free (cmd_argv);
544
545 if (pty.pty >= 0)
546 pty_ev.start (pty.pty, EVENT_READ);
547
548 check_ev.start ();
549
550 HOOK_INVOKE ((this, HOOK_START, DT_END));
551
552 return true;
553}
554
555static struct sig_handlers
556{
557 sig_watcher sw_chld, sw_term, sw_int;
558
559 void sig_chld (sig_watcher &w)
560 {
561 // we are being called for every SIGCHLD, find the corresponding term
562 int pid;
563
564 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
565 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
566 if (pid == (*t)->cmd_pid)
567 {
568 (*t)->child_exit ();
569 break;
570 }
571 }
572
573 /*
574 * Catch a fatal signal and tidy up before quitting
575 */
576 void
577 sig_term (sig_watcher &w)
578 {
579#ifdef DEBUG_CMD
580 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
581#endif
582 rxvt_emergency_cleanup ();
583 signal (w.signum, SIG_DFL);
584 kill (getpid (), w.signum);
585 }
586
587 sig_handlers ()
588 : sw_chld (this, &sig_handlers::sig_chld),
589 sw_term (this, &sig_handlers::sig_term),
590 sw_int (this, &sig_handlers::sig_term)
591 {
592 }
593} sig_handlers;
594
595void
596rxvt_init ()
226{ 597{
227 /* 598 /*
228 * Save and then give up any super-user privileges 599 * Save and then give up any super-user privileges
229 * If we need privileges in any area then we must specifically request it. 600 * If we need privileges in any area then we must specifically request it.
230 * We should only need to be root in these cases: 601 * We should only need to be root in these cases:
231 * 1. write utmp entries on some systems 602 * 1. write utmp entries on some systems
232 * 2. chown tty on some systems 603 * 2. chown tty on some systems
233 */ 604 */
234 privileges (SAVE); 605 rxvt_privileges (SAVE);
235 privileges (IGNORE); 606 rxvt_privileges (IGNORE);
236 607
237 init_secondary (); 608 signal (SIGHUP, SIG_IGN);
609 signal (SIGPIPE, SIG_IGN);
238 610
239 const char **cmd_argv = init_resources (argc, argv); 611 sig_handlers.sw_chld.start (SIGCHLD);
612 sig_handlers.sw_term.start (SIGTERM);
613 sig_handlers.sw_int.start (SIGINT);
240 614
241 set_locale (""); 615 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
616 /* signal (SIGURG, SIG_DFL); */
242 617
243#if (MENUBAR_MAX) 618 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
244 menubar_read (rs[Rs_menu]); 619 // TODO: handle this with exceptions and tolerate the memory loss
245#endif 620 XSetIOErrorHandler (rxvt_xioerror_handler);
246#ifdef HAVE_SCROLLBARS
247 if (Options & Opt_scrollBar)
248 scrollBar.setIdle (); /* set existence for size calculations */
249#endif
250 621
251 create_windows (argc, argv); 622#ifdef USE_XGETDEFAULT
252 623 XrmInitialize ();
253 init_xlocale ();
254
255 scr_reset (); /* initialize screen */
256#ifdef RXVT_GRAPHICS
257 Gr_reset (); /* reset graphics */
258#endif 624#endif
259
260#if 0
261#ifdef DEBUG_X
262 XSynchronize(display->display, True);
263#endif
264#endif
265
266#ifdef HAVE_SCROLLBARS
267 if (Options & Opt_scrollBar)
268 resize_scrollbar (); /* create and map scrollbar */
269#endif
270#if (MENUBAR_MAX)
271 if (menubar_visible(r))
272 XMapWindow (display->display, menuBar.win);
273#endif
274#ifdef TRANSPARENT
275 if (Options & Opt_transparent)
276 {
277 XSelectInput (display->display, display->root, PropertyChangeMask);
278 check_our_parents ();
279 }
280#endif
281
282 rootwin_ev.start (display, display->root);
283
284 XMapWindow (display->display, TermWin.vt);
285 XMapWindow (display->display, TermWin.parent[0]);
286
287 init_env ();
288 init_command (cmd_argv);
289
290 pty_ev.start (cmd_fd, EVENT_READ);
291
292 check_ev.start ();
293
294 return true;
295}
296
297/* ------------------------------------------------------------------------- *
298 * SIGNAL HANDLING & EXIT HANDLER *
299 * ------------------------------------------------------------------------- */
300/*
301 * Catch a SIGCHLD signal and exit if the direct child has died
302 */
303/* ARGSUSED */
304/* EXTPROTO */
305RETSIGTYPE
306rxvt_Child_signal(int sig __attribute__ ((unused)))
307{
308 int pid, save_errno = errno;
309 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310 ;
311 errno = save_errno;
312
313#if 0
314 if (pid == cmd_pid)
315 exit (EXIT_SUCCESS);
316#endif
317}
318
319/*
320 * Catch a fatal signal and tidy up before quitting
321 */
322/* EXTPROTO */
323RETSIGTYPE
324rxvt_Exit_signal(int sig)
325{
326 signal (sig, SIG_DFL);
327#ifdef DEBUG_CMD
328 rxvt_print_error ("signal %d", sig);
329#endif
330 rxvt_clean_exit();
331 kill (getpid (), sig);
332}
333
334/* INTPROTO */
335int
336rxvt_xerror_handler (Display *display, XErrorEvent *event)
337{
338 if (GET_R->allowedxerror == -1)
339 GET_R->allowedxerror = event->error_code;
340 else
341 {
342 old_xerror_handler (display, event);
343 GET_R->destroy ();
344 }
345
346 return 0;
347}
348
349/*----------------------------------------------------------------------*/
350/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * TODO: if debugging, this should free up any known resources if we can
353 */
354/* EXTPROTO */
355void
356rxvt_clean_exit ()
357{
358 // TODO: rxvtd should clean up all ressources
359 if (GET_R)
360 GET_R->destroy ();
361} 625}
362 626
363/* ------------------------------------------------------------------------- * 627/* ------------------------------------------------------------------------- *
364 * MEMORY ALLOCATION WRAPPERS * 628 * MEMORY ALLOCATION WRAPPERS *
365 * ------------------------------------------------------------------------- */ 629 * ------------------------------------------------------------------------- */
366/* EXTPROTO */ 630void *
631rxvt_malloc (size_t size)
632{
633 void *p = malloc (size);
634
635 if (!p)
636 rxvt_fatal ("memory allocation failure. aborting.\n");
637
638 return p;
639}
640
641void *
642rxvt_calloc (size_t number, size_t size)
643{
644 void *p = calloc (number, size);
645
646 if (!p)
647 rxvt_fatal ("memory allocation failure. aborting.\n");
648
649 return p;
650}
651
367void * 652void *
368rxvt_malloc(size_t size)
369{
370 void *p;
371
372 p = malloc(size);
373 if (p)
374 return p;
375
376 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377 rxvt_clean_exit();
378 exit(EXIT_FAILURE);
379 /* NOTREACHED */
380}
381
382/* EXTPROTO */
383void *
384rxvt_calloc(size_t number, size_t size)
385{
386 void *p;
387
388 p = calloc(number, size);
389 if (p)
390 return p;
391
392 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
393 rxvt_clean_exit();
394 exit(EXIT_FAILURE);
395 /* NOTREACHED */
396}
397
398/* EXTPROTO */
399void *
400rxvt_realloc(void *ptr, size_t size) 653rxvt_realloc (void *ptr, size_t size)
401{ 654{
402 void *p;
403
404 if (ptr)
405 p = realloc(ptr, size); 655 void *p = realloc (ptr, size);
406 else 656
407 p = malloc(size);
408 if (p) 657 if (!p)
658 rxvt_fatal ("memory allocation failure. aborting.\n");
659
409 return p; 660 return p;
410
411 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
412 rxvt_clean_exit();
413 exit(EXIT_FAILURE);
414 /* NOTREACHED */
415} 661}
416 662
417/* ------------------------------------------------------------------------- * 663/* ------------------------------------------------------------------------- *
418 * PRIVILEGED OPERATIONS * 664 * PRIVILEGED OPERATIONS *
419 * ------------------------------------------------------------------------- */ 665 * ------------------------------------------------------------------------- */
420/* take care of suid/sgid super-user (root) privileges */ 666/* take care of suid/sgid super-user (root) privileges */
421void 667void
422rxvt_term::privileges (int mode) 668rxvt_privileges (rxvt_privaction action)
423{ 669{
670#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
671 static uid_t euid;
672 static gid_t egid;
673#endif
674
424#if ! defined(__CYGWIN32__) 675#if ! defined(__CYGWIN32__)
425# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 676# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
426 /* setreuid() is the poor man's setuid(), seteuid() */ 677 /* setreuid () is the poor man's setuid (), seteuid () */
427# define seteuid(a) setreuid(-1, (a)) 678# define seteuid(a) setreuid(-1, (a))
428# define setegid(a) setregid(-1, (a)) 679# define setegid(a) setregid(-1, (a))
429# define HAVE_SETEUID 680# define HAVE_SETEUID
430# endif 681# endif
431# ifdef HAVE_SETEUID 682# ifdef HAVE_SETEUID
432 switch (mode) 683 switch (action)
433 { 684 {
434 case IGNORE: 685 case IGNORE:
435 /* 686 /*
436 * change effective uid/gid - not real uid/gid - so we can switch 687 * change effective uid/gid - not real uid/gid - so we can switch
437 * back to root later, as required 688 * back to root later, as required
438 */ 689 */
439 seteuid(getuid()); 690 seteuid (getuid ());
440 setegid(getgid()); 691 setegid (getgid ());
441 break; 692 break;
442 case SAVE: 693 case SAVE:
443 euid = geteuid(); 694 euid = geteuid ();
444 egid = getegid(); 695 egid = getegid ();
445 break; 696 break;
446 case RESTORE: 697 case RESTORE:
447 seteuid(euid); 698 seteuid (euid);
448 setegid(egid); 699 setegid (egid);
449 break; 700 break;
450 } 701 }
451# else 702# else
452 switch (mode) 703 switch (action)
453 { 704 {
454 case IGNORE: 705 case IGNORE:
455 setuid(getuid()); 706 setuid (getuid ());
456 setgid(getgid()); 707 setgid (getgid ());
457 /* FALLTHROUGH */ 708 /* FALLTHROUGH */
458 case SAVE: 709 case SAVE:
459 /* FALLTHROUGH */ 710 /* FALLTHROUGH */
460 case RESTORE: 711 case RESTORE:
461 break; 712 break;
464#endif 715#endif
465} 716}
466 717
467#ifdef UTMP_SUPPORT 718#ifdef UTMP_SUPPORT
468void 719void
469rxvt_term::privileged_utmp (char action) 720rxvt_term::privileged_utmp (rxvt_privaction action)
470{ 721{
471 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 722 if (OPTION (Opt_utmpInhibit)
472 action, next_utmp_action, getpid())); 723 || !pty.name || !*pty.name)
473 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474 || (Options & Opt_utmpInhibit)
475 || ttydev == NULL || *ttydev == '\0')
476 return; 724 return;
477 725
478 privileges (RESTORE); 726 rxvt_privileges (RESTORE);
727
479 if (action == SAVE) 728 if (action == SAVE)
480 {
481 next_utmp_action = RESTORE;
482 makeutent (ttydev, rs[Rs_display_name]); 729 makeutent (pty.name, rs[Rs_display_name]);
483 }
484 else 730 else
485 { /* action == RESTORE */
486 next_utmp_action = IGNORE;
487 cleanutent (); 731 cleanutent ();
488 } 732
489 privileges (IGNORE); 733 rxvt_privileges (IGNORE);
490}
491#endif
492
493#ifndef NO_SETOWNER_TTYDEV
494void
495rxvt_term::privileged_ttydev (char action)
496{
497 D_MAIN((stderr,
498 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
499 action, next_tty_action, getpid()));
500 if (next_tty_action != action || (action != SAVE && action != RESTORE)
501 || ttydev == NULL || *ttydev == '\0')
502 return;
503
504 privileges (RESTORE);
505
506 if (action == SAVE)
507 {
508 next_tty_action = RESTORE;
509# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512 next_tty_action = IGNORE;
513 else
514# endif
515
516 {
517 chown(ttydev, getuid(), ttygid); /* fail silently */
518 chmod(ttydev, ttymode);
519# ifdef HAVE_REVOKE
520 revoke(ttydev);
521# endif
522
523 }
524 }
525 else
526 { /* action == RESTORE */
527 next_tty_action = IGNORE;
528# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529 chmod(ttydev, ttyfd_stat.st_mode);
530 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531# else
532 chmod(ttydev,
533 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534 chown(ttydev, 0, 0);
535# endif
536
537 }
538
539 privileges (IGNORE);
540
541# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543 action == RESTORE ? "Restoring" : (action ==
544 SAVE ? "Saving" :
545 "UNKNOWN ERROR for"), ttydev,
546 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547 ttyfd_stat.st_gid));
548# endif
549} 734}
550#endif 735#endif
551 736
552/*----------------------------------------------------------------------*/ 737/*----------------------------------------------------------------------*/
553/* 738/*
554 * window size/position calculcations for XSizeHint and other storage. 739 * window size/position calculcations for XSizeHint and other storage.
555 * if width/height are non-zero then override calculated width/height 740 * if width/height are non-zero then override calculated width/height
556 */ 741 */
557void 742void
558rxvt_term::window_calc (unsigned int width, unsigned int height) 743rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559{ 744{
560 short recalc_x, recalc_y; 745 short recalc_x, recalc_y;
561 int x, y, sb_w, mb_h, flags; 746 int x, y, sb_w, mb_h, flags;
562 unsigned int w, h; 747 unsigned int w, h;
563 unsigned int max_width, max_height; 748 unsigned int max_width, max_height;
749 dDisp;
564 750
565 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 751 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
566 TermWin.ncol, TermWin.nrow, szHint.width, 752 ncol, nrow, szHint.width, szHint.height));
567 szHint.height)); 753
568 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 754 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569 szHint.win_gravity = NorthWestGravity; 755 szHint.win_gravity = NorthWestGravity;
570 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 756 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571 757
572 recalc_x = recalc_y = 0; 758 recalc_x = recalc_y = 0;
573 flags = 0; 759 flags = 0;
760
574 if (!parsed_geometry) 761 if (!parsed_geometry)
575 { 762 {
576 parsed_geometry = 1; 763 parsed_geometry = 1;
764
577 if (rs[Rs_geometry]) 765 if (rs[Rs_geometry])
578 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 766 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
767
579 if (flags & WidthValue) 768 if (flags & WidthValue)
580 { 769 {
581 TermWin.ncol = BOUND_POSITIVE_INT16(w); 770 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
582 szHint.flags |= USSize; 771 szHint.flags |= USSize;
583 } 772 }
773
584 if (flags & HeightValue) 774 if (flags & HeightValue)
585 { 775 {
586 TermWin.nrow = BOUND_POSITIVE_INT16(h); 776 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 777 szHint.flags |= USSize;
588 } 778 }
779
589 if (flags & XValue) 780 if (flags & XValue)
590 { 781 {
591 szHint.x = x; 782 szHint.x = x;
592 szHint.flags |= USPosition; 783 szHint.flags |= USPosition;
784
593 if (flags & XNegative) 785 if (flags & XNegative)
594 { 786 {
595 recalc_x = 1; 787 recalc_x = 1;
596 szHint.win_gravity = NorthEastGravity; 788 szHint.win_gravity = NorthEastGravity;
597 } 789 }
598 } 790 }
791
599 if (flags & YValue) 792 if (flags & YValue)
600 { 793 {
601 szHint.y = y; 794 szHint.y = y;
602 szHint.flags |= USPosition; 795 szHint.flags |= USPosition;
796
603 if (flags & YNegative) 797 if (flags & YNegative)
604 { 798 {
605 recalc_y = 1; 799 recalc_y = 1;
800
606 if (szHint.win_gravity == NorthEastGravity) 801 if (szHint.win_gravity == NorthEastGravity)
607 szHint.win_gravity = SouthEastGravity; 802 szHint.win_gravity = SouthEastGravity;
608 else 803 else
609 szHint.win_gravity = SouthWestGravity; 804 szHint.win_gravity = SouthWestGravity;
610 } 805 }
611 } 806 }
612 } 807 }
808
613 /* TODO: BOUNDS */ 809 /* TODO: BOUNDS */
614 TermWin.width = TermWin.ncol * TermWin.fwidth; 810 width = ncol * fwidth;
615 TermWin.height = TermWin.nrow * TermWin.fheight; 811 height = nrow * fheight;
616 max_width = MAX_COLS * TermWin.fwidth; 812 max_width = MAX_COLS * fwidth;
617 max_height = MAX_ROWS * TermWin.fheight; 813 max_height = MAX_ROWS * fheight;
618 814
619 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 815 szHint.base_width = szHint.base_height = 2 * int_bwidth;
620 816
621 sb_w = mb_h = 0; 817 sb_w = mb_h = 0;
622 window_vt_x = window_vt_y = 0; 818 window_vt_x = window_vt_y = int_bwidth;
819
623 if (scrollbar_visible ()) 820 if (scrollbar_visible ())
624 { 821 {
625 sb_w = scrollbar_TotalWidth(); 822 sb_w = scrollbar_TotalWidth ();
626 szHint.base_width += sb_w; 823 szHint.base_width += sb_w;
627 if (!(Options & Opt_scrollBar_right)) 824 if (!OPTION (Opt_scrollBar_right))
628 window_vt_x = sb_w; 825 window_vt_x += sb_w;
629 } 826 }
827
630 if (menubar_visible ()) 828 if (menubar_visible ())
631 { 829 {
632 mb_h = menuBar_TotalHeight(); 830 mb_h = menuBar_TotalHeight ();
633 szHint.base_height += mb_h; 831 szHint.base_height += mb_h;
634 window_vt_y = mb_h; 832 window_vt_y += mb_h;
635 } 833 }
834
636 szHint.width_inc = TermWin.fwidth; 835 szHint.width_inc = fwidth;
637 szHint.height_inc = TermWin.fheight; 836 szHint.height_inc = fheight;
638 szHint.min_width = szHint.base_width + szHint.width_inc; 837 szHint.min_width = szHint.base_width + szHint.width_inc;
639 szHint.min_height = szHint.base_height + szHint.height_inc; 838 szHint.min_height = szHint.base_height + szHint.height_inc;
640 839
641 if (width && width - szHint.base_width < max_width) 840 if (newwidth && newwidth - szHint.base_width < max_width)
642 { 841 {
643 szHint.width = width; 842 szHint.width = newwidth;
644 TermWin.width = width - szHint.base_width; 843 width = newwidth - szHint.base_width;
645 } 844 }
646 else 845 else
647 { 846 {
648 MIN_IT(TermWin.width, max_width); 847 min_it (width, max_width);
649 szHint.width = szHint.base_width + TermWin.width; 848 szHint.width = szHint.base_width + width;
650 } 849 }
850
651 if (height && height - szHint.base_height < max_height) 851 if (newheight && newheight - szHint.base_height < max_height)
652 { 852 {
653 szHint.height = height; 853 szHint.height = newheight;
654 TermWin.height = height - szHint.base_height; 854 height = newheight - szHint.base_height;
655 } 855 }
656 else 856 else
657 { 857 {
658 MIN_IT(TermWin.height, max_height); 858 min_it (height, max_height);
659 szHint.height = szHint.base_height + TermWin.height; 859 szHint.height = szHint.base_height + height;
660 } 860 }
861
661 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 862 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
662 window_sb_x = szHint.width - sb_w; 863 window_sb_x = szHint.width - sb_w;
663 864
664 if (recalc_x) 865 if (recalc_x)
665 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 866 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
666 - szHint.width - 2 * TermWin.ext_bwidth);
667 if (recalc_y) 867 if (recalc_y)
668 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 868 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
669 - szHint.height - 2 * TermWin.ext_bwidth);
670 869
671 TermWin.ncol = TermWin.width / TermWin.fwidth; 870 ncol = width / fwidth;
672 TermWin.nrow = TermWin.height / TermWin.fheight; 871 nrow = height / fheight;
673 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 872 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
674 TermWin.ncol, TermWin.nrow, szHint.width, 873 ncol, nrow, szHint.width,
675 szHint.height)); 874 szHint.height));
676 return; 875 return;
677} 876}
678 877
679/*----------------------------------------------------------------------*/ 878/*----------------------------------------------------------------------*/
682 * Called after a window size change. 881 * Called after a window size change.
683 */ 882 */
684void 883void
685rxvt_term::tt_winch () 884rxvt_term::tt_winch ()
686{ 885{
886 if (pty.pty < 0)
887 return;
888
687 struct winsize ws; 889 struct winsize ws;
688 890
689 if (cmd_fd < 0)
690 return;
691
692 ws.ws_col = TermWin.ncol; 891 ws.ws_col = ncol;
693 ws.ws_row = TermWin.nrow; 892 ws.ws_row = nrow;
694 ws.ws_xpixel = ws.ws_ypixel = 0; 893 ws.ws_xpixel = width;
695#ifndef DEBUG_SIZE 894 ws.ws_ypixel = height;
696 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 895 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
697#else 896
698 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 897#if 0
699 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 898 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
700# ifdef SIGWINCH
701 else if (cmd_pid) /* force through to the command */ 899 if (cmd_pid) /* force through to the command */
702 kill (cmd_pid, SIGWINCH); 900 kill (-cmd_pid, SIGWINCH);
703# endif
704#endif 901#endif
705} 902}
706 903
707/*----------------------------------------------------------------------*/ 904/*----------------------------------------------------------------------*/
708/* rxvt_change_font() - Switch to a new font */ 905/* set_fonts () - load and set the various fonts
709/* 906 *
710 * init = 1 - initialize 907 * init = 1 - initialize
711 * 908 *
712 * fontname == FONT_UP - switch to bigger font 909 * fontname == FONT_UP - switch to bigger font
713 * fontname == FONT_DN - switch to smaller font 910 * fontname == FONT_DN - switch to smaller font
714 */ 911 */
715void 912bool
716rxvt_term::change_font (int init, const char *fontname) 913rxvt_term::set_fonts ()
717{} 914{
915 rxvt_fontset *fs = new rxvt_fontset (this);
916 rxvt_fontprop prop;
718 917
719void 918 if (!fs
720rxvt_term::font_up_down (int n, int direction) 919 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
721{} 920 || !fs->realize_font (1))
921 {
922 delete fs;
923 return false;
924 }
925
926#if ENABLE_STYLES
927 for (int i = RS_styleCount; --i; )
928 if (fontset[i] != fontset[0])
929 delete fontset[i];
930#endif
931
932 delete fontset[0];
933 fontset[0] = fs;
934
935 prop = (*fs)[1]->properties ();
936 prop.height += lineSpace;
937 fs->set_prop (prop);
938
939 fwidth = prop.width;
940 fheight = prop.height;
941 fbase = prop.ascent;
942
943 for (int style = 1; style < 4; style++)
944 {
945#if ENABLE_STYLES
946 const char *res = rs[Rs_font + style];
947
948 if (res && !*res)
949 fontset[style] = fontset[0];
950 else
951 {
952 fontset[style] = fs = new rxvt_fontset (this);
953 rxvt_fontprop prop2 = prop;
954
955 if (res)
956 prop2.weight = prop2.slant = rxvt_fontprop::unset;
957 else
958 {
959 res = fontset[0]->fontdesc;
960
961 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
962 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
963 }
964
965 fs->populate (res);
966 fs->set_prop (prop2);
967 }
968#else
969 fontset[style] = fontset[0];
970#endif
971 }
972
973 if (parent[0])
974 {
975 resize_all_windows (0, 0, 0);
976 scr_remap_chars ();
977 scr_touch (true);
978 }
979
980 return true;
981}
982
983void rxvt_term::set_string_property (Atom prop, const char *str, int len)
984{
985 XChangeProperty (display->display, parent[0],
986 prop, XA_STRING, 8, PropModeReplace,
987 (const unsigned char *)str, len >= 0 ? len : strlen (str));
988}
989
990void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
991{
992 wchar_t *ws = rxvt_mbstowcs (str, len);
993 char *s = rxvt_wcstoutf8 (ws);
994
995 XChangeProperty (display->display, parent[0],
996 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
997 (const unsigned char *)s, strlen (s));
998
999 free (s);
1000 free (ws);
1001}
722 1002
723/*----------------------------------------------------------------------*/ 1003/*----------------------------------------------------------------------*/
724/*----------------------------------------------------------------------*/ 1004/*----------------------------------------------------------------------*/
725/* xterm sequences - title, iconName, color (exptl) */ 1005/* xterm sequences - title, iconName, color (exptl) */
726void 1006void
727rxvt_term::set_title (const char *str) 1007rxvt_term::set_title (const char *str)
728{ 1008{
729#ifndef SMART_WINDOW_TITLE 1009 set_string_property (XA_WM_NAME, str);
730 XStoreName(display->display, TermWin.parent[0], str); 1010#if ENABLE_EWMH
731#else 1011 set_utf8_property (xa[XA_NET_WM_NAME], str);
732 char *name;
733
734 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735 name = NULL;
736 if (name == NULL || STRCMP(name, str))
737 XStoreName(display->display, TermWin.parent[0], str);
738 if (name)
739 XFree(name);
740#endif 1012#endif
741} 1013}
742 1014
743void 1015void
744rxvt_term::set_iconName (const char *str) 1016rxvt_term::set_icon_name (const char *str)
745{ 1017{
746#ifndef SMART_WINDOW_TITLE 1018 set_string_property (XA_WM_ICON_NAME, str);
747 XSetIconName(display->display, TermWin.parent[0], str); 1019#if ENABLE_EWMH
748#else 1020 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749 char *name;
750
751 if (XGetIconName(display->display, TermWin.parent[0], &name))
752 name = NULL;
753 if (name == NULL || STRCMP(name, str))
754 XSetIconName(display->display, TermWin.parent[0], str);
755 if (name)
756 XFree(name);
757#endif 1021#endif
758} 1022}
759 1023
760#ifdef XTERM_COLOR_CHANGE 1024#ifdef XTERM_COLOR_CHANGE
761void 1025void
762rxvt_term::set_window_color (int idx, const char *color) 1026rxvt_term::set_window_color (int idx, const char *color)
763{ 1027{
764 rxvt_color xcol; 1028 rxvt_color xcol;
765 int i; 1029 int i;
766 1030
767 if (color == NULL || *color == '\0') 1031 if (color == NULL || *color == '\0')
768 return; 1032 return;
769 1033
770 /* handle color aliases */ 1034 /* handle color aliases */
771 if (isdigit(*color)) 1035 if (isdigit (*color))
772 { 1036 {
773 i = atoi(color); 1037 i = atoi (color);
1038
774 if (i >= 8 && i <= 15) 1039 if (i >= 8 && i <= 15)
775 { /* bright colors */ 1040 { /* bright colors */
776 i -= 8; 1041 i -= 8;
777# ifndef NO_BRIGHTCOLOR
778 PixColors[idx] = PixColors[minBrightCOLOR + i]; 1042 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
779 SET_PIXCOLOR(idx); 1043 SET_PIXCOLOR (idx);
780 goto Done; 1044 goto done;
781# endif
782
783 } 1045 }
1046
784 if (i >= 0 && i <= 7) 1047 if (i >= 0 && i <= 7)
785 { /* normal colors */ 1048 { /* normal colors */
786 PixColors[idx] = PixColors[minCOLOR + i]; 1049 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787 SET_PIXCOLOR(idx); 1050 SET_PIXCOLOR (idx);
788 goto Done; 1051 goto done;
789 } 1052 }
790 } 1053 }
1054
791 if (!rXParseAllocColor (& xcol, color)) 1055 if (!rXParseAllocColor (&xcol, color))
792 return; 1056 return;
1057
793 /* XStoreColor (display->display, XCMAP, XColor*); */ 1058 /* XStoreColor (display->display, display->cmap, XColor*); */
794 1059
795 /* 1060 /*
796 * FIXME: should free colors here, but no idea how to do it so instead, 1061 * FIXME: should free colors here, but no idea how to do it so instead,
797 * so just keep gobbling up the colormap 1062 * so just keep gobbling up the colormap
798 */ 1063 */
799# if 0 1064# if 0
800 for (i = Color_Black; i <= Color_White; i++) 1065 for (i = Color_Black; i <= Color_White; i++)
801 if (PixColors[idx] == PixColors[i]) 1066 if (pix_colors[idx] == pix_colors[i])
802 break; 1067 break;
803 if (i > Color_White) 1068 if (i > Color_White)
804 { 1069 {
805 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 1070 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
806 XFreeColors(display->display, XCMAP, (PixColors + idx), 1, 1071 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
807 DisplayPlanes(display->display, display->screen)); 1072 DisplayPlanes (display->display, display->screen));
808 } 1073 }
809# endif 1074# endif
810 1075
811 PixColors[idx] = xcol; 1076 pix_colors_focused[idx] = xcol;
812 SET_PIXCOLOR(idx); 1077 SET_PIXCOLOR (idx);
813 1078
814 /* XSetWindowAttributes attr; */ 1079 /* XSetWindowAttributes attr; */
815 /* Cursor cursor; */ 1080 /* Cursor cursor; */
816Done: 1081done:
817 if (idx == Color_bg && !(Options & Opt_transparent))
818 XSetWindowBackground(display->display, TermWin.vt,
819 PixColors[Color_bg]);
820 1082
1083#if OFF_FOCUS_FADING
1084 if (rs[Rs_fade])
1085 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1086#endif
1087
821 /* handle Color_BD, scrollbar background, etc. */ 1088 /*TODO: handle Color_BD, scrollbar background, etc. */
822 1089
823 set_colorfgbg ();
824 recolour_cursor (); 1090 recolour_cursor ();
825 /* the only reasonable way to enforce a clean update */ 1091 scr_recolour ();
826 scr_poweron ();
827} 1092}
828 1093
829#else 1094#else
830# define set_window_color (idx,color) ((void)0) 1095# define set_window_color (idx,color) ((void)0)
831#endif /* XTERM_COLOR_CHANGE */ 1096#endif /* XTERM_COLOR_CHANGE */
832 1097
833void 1098void
834rxvt_term::recolour_cursor () 1099rxvt_term::recolour_cursor ()
835{ 1100{
836#if TODO
837 rxvt_color xcol[2]; 1101 XColor xcol[2];
838 1102
839 xcol[0] = PixColors[Color_pointer]; 1103 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
840 xcol[1] = PixColors[Color_bg]; 1104 ? pix_colors_focused[Color_pointer_fg]
1105 : pix_colors_focused[Color_fg];
1106 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1107 ? pix_colors_focused[Color_pointer_bg]
1108 : pix_colors_focused[Color_bg];
1109
841 XQueryColors (display->display, XCMAP, xcol, 2); 1110 XQueryColors (display->display, display->cmap, xcol, 2);
842 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1111 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
843#endif
844} 1112}
845 1113
846/*----------------------------------------------------------------------*/ 1114/*----------------------------------------------------------------------*/
847/* 1115/*
848 * find if fg/bg matches any of the normal (low-intensity) colors 1116 * find if fg/bg matches any of the normal (low-intensity) colors
849 */ 1117 */
850void 1118void
851rxvt_term::set_colorfgbg () 1119rxvt_term::set_colorfgbg ()
852{ 1120{
853 unsigned int i; 1121 unsigned int i;
854 const char *xpmb = "\0"; 1122 const char *xpmb = "\0";
855 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1123 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
856 1124
857 env_colorfgbg =
858 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1125 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
859 STRCPY(fstr, "default"); 1126 strcpy (fstr, "default");
860 STRCPY(bstr, "default"); 1127 strcpy (bstr, "default");
861 for (i = Color_Black; i <= Color_White; i++) 1128 for (i = Color_Black; i <= Color_White; i++)
862 if (PixColors[Color_fg] == PixColors[i]) 1129 if (pix_colors[Color_fg] == pix_colors[i])
863 { 1130 {
864 sprintf(fstr, "%d", (i - Color_Black)); 1131 sprintf (fstr, "%d", (i - Color_Black));
865 break; 1132 break;
866 } 1133 }
1134
867 for (i = Color_Black; i <= Color_White; i++) 1135 for (i = Color_Black; i <= Color_White; i++)
868 if (PixColors[Color_bg] == PixColors[i]) 1136 if (pix_colors[Color_bg] == pix_colors[i])
869 { 1137 {
870 sprintf(bstr, "%d", (i - Color_Black)); 1138 sprintf (bstr, "%d", (i - Color_Black));
871#ifdef XPM_BACKGROUND 1139#ifdef XPM_BACKGROUND
872 xpmb = "default;"; 1140 xpmb = "default;";
873#endif 1141#endif
874 break; 1142 break;
875 } 1143 }
1144
876 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1145 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877 putenv(env_colorfgbg);
878
879#ifndef NO_BRIGHTCOLOR
880 colorfgbg = DEFAULT_RSTYLE;
881 for (i = minCOLOR; i <= maxCOLOR; i++)
882 {
883 if (PixColors[Color_fg] == PixColors[i])
884 colorfgbg = SET_FGCOLOR(colorfgbg, i);
885 if (PixColors[Color_bg] == PixColors[i])
886 colorfgbg = SET_BGCOLOR(colorfgbg, i);
887 }
888#endif
889} 1146}
890 1147
891/*----------------------------------------------------------------------*/ 1148/*----------------------------------------------------------------------*/
892/*
893 * Colour determination for low colour displays, routine from
894 * Hans de Goede <hans@highrise.nl>
895 */
896 1149
897int 1150int
898rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1151rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
899{ 1152{
900 if (!screen_in_out->set (display, colour)) 1153 if (!screen_in_out->set (display, colour))
901 { 1154 {
902 rxvt_print_error("can't allocate colour: %s", colour); 1155 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
903 return false; 1156 return false;
904 } 1157 }
905 1158
906 return true; 1159 return true;
907} 1160}
908 1161
909/* -------------------------------------------------------------------- * 1162/* -------------------------------------------------------------------- *
910 * - WINDOW RESIZING - * 1163 * - WINDOW RESIZING - *
911 * -------------------------------------------------------------------- */ 1164 * -------------------------------------------------------------------- */
912void 1165void
913rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1166rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914{ 1167{
915 int fix_screen; 1168 int fix_screen;
916
917#ifdef SMART_RESIZE
918 int old_width = szHint.width, old_height = szHint.height; 1169 int old_width = szHint.width, old_height = szHint.height;
919#endif 1170 dDisp;
920 1171
921 window_calc (width, height); 1172 window_calc (newwidth, newheight);
922 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1173 XSetWMNormalHints (disp, parent[0], &szHint);
1174
923 if (!ignoreparent) 1175 if (!ignoreparent)
924 { 1176 {
925#ifdef SMART_RESIZE 1177#ifdef SMART_RESIZE
926 /* 1178 /*
927 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1179 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
930 int x, y, x1, y1; 1182 int x, y, x1, y1;
931 int dx, dy; 1183 int dx, dy;
932 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1184 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933 Window unused_cr; 1185 Window unused_cr;
934 1186
935 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1187 XTranslateCoordinates (disp, parent[0], display->root,
936 0, 0, &x, &y, &unused_cr); 1188 0, 0, &x, &y, &unused_cr);
937 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1189 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
938 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1190 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
939 /* 1191 /*
940 * if display->root isn't the parent window, a WM will probably have offset 1192 * if display->root isn't the parent window, a WM will probably have offset
941 * our position for handles and decorations. Counter it 1193 * our position for handles and decorations. Counter it
942 */ 1194 */
944 { 1196 {
945 x -= x1; 1197 x -= x1;
946 y -= y1; 1198 y -= y1;
947 } 1199 }
948 1200
949 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1201 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
950 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1202 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
951 dx = old_width - szHint.width; 1203 dx = old_width - szHint.width;
952 dy = old_height - szHint.height; 1204 dy = old_height - szHint.height;
953 1205
954 /* Check position of the center of the window */ 1206 /* Check position of the center of the window */
955 if (x < x1) /* left half */ 1207 if (x < x1) /* left half */
959 if (y < y1) /* top half */ 1211 if (y < y1) /* top half */
960 dy = 0; 1212 dy = 0;
961 else if (y == y1) /* exact center */ 1213 else if (y == y1) /* exact center */
962 dy /= 2; 1214 dy /= 2;
963 1215
964 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1216 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
965 szHint.width, szHint.height); 1217 szHint.width, szHint.height);
966#else 1218#else
967 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1219 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
968 szHint.height);
969#endif 1220#endif
970
971 } 1221 }
972 1222
973 fix_screen = (TermWin.ncol != prev_ncol 1223 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
974 || TermWin.nrow != prev_nrow);
975 1224
976 if (fix_screen || width != old_width || height != old_height) 1225 if (fix_screen || newwidth != old_width || newheight != old_height)
977 { 1226 {
978 if (scrollbar_visible ()) 1227 if (scrollbar_visible ())
979 { 1228 {
980 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1229 XMoveResizeWindow (disp, scrollBar.win,
1230 window_sb_x, 0,
981 0, scrollbar_TotalWidth (), szHint.height); 1231 scrollbar_TotalWidth (), szHint.height);
982 resize_scrollbar (); 1232 resize_scrollbar ();
983 } 1233 }
984 1234
985 if (menubar_visible ()) 1235 if (menubar_visible ())
986 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1236 XMoveResizeWindow (disp, menuBar.win,
1237 window_vt_x, 0,
987 0, TermWin_TotalWidth (), menuBar_TotalHeight ()); 1238 width, menuBar_TotalHeight ());
988 1239
989 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x, 1240 XMoveResizeWindow (disp, vt,
990 window_vt_y, TermWin_TotalWidth (), 1241 window_vt_x, window_vt_y,
991 TermWin_TotalHeight ()); 1242 width, height);
992#ifdef RXVT_GRAPHICS 1243
993 if (old_height)
994 Gr_Resize (old_width - szHint.base_width,
995 old_height - szHint.base_height);
996#endif
997 scr_clear (); 1244 scr_clear ();
998#ifdef XPM_BACKGROUND 1245#ifdef XPM_BACKGROUND
999 resize_pixmap (); 1246 resize_pixmap ();
1000#endif 1247#endif
1001
1002 } 1248 }
1003 1249
1004 if (fix_screen || old_height == 0) 1250 if (fix_screen || old_height == 0)
1005 { 1251 {
1006 int curr_screen = -1; 1252 int curr_screen = -1;
1007 int old_ncol = prev_ncol; 1253 int old_ncol = prev_ncol;
1008 1254
1009 /* scr_reset only works on the primary screen */ 1255 /* scr_reset only works on the primary screen */
1010 if (old_height) /* this is not the first time through */ 1256 if (old_height) /* this is not the first time through */
1011 { 1257 {
1012 unsigned int ncol = TermWin.ncol; 1258 unsigned int ocol = ncol;
1013 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1259 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014 curr_screen = scr_change_screen (PRIMARY); 1260 curr_screen = scr_change_screen (PRIMARY);
1015 TermWin.ncol = ncol; 1261 ncol = ocol;
1016 } 1262 }
1017 1263
1018 scr_reset(); 1264 scr_reset ();
1019 1265
1020 if (curr_screen >= 0) /* this is not the first time through */ 1266 if (curr_screen >= 0) /* this is not the first time through */
1021 { 1267 {
1022 scr_change_screen (curr_screen); 1268 scr_change_screen (curr_screen);
1023 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1269 selection_check (old_ncol != ncol ? 4 : 0);
1024 } 1270 }
1025 } 1271 }
1026 1272
1027 old_width = szHint.width; 1273 old_width = szHint.width;
1028 old_height = szHint.height; 1274 old_height = szHint.height;
1275
1276#ifdef XPM_BACKGROUND
1277 if (pixmap)
1278 scr_touch (false);
1279#endif
1029 1280
1030#ifdef USE_XIM 1281#ifdef USE_XIM
1031 IMSetStatusPosition (); 1282 IMSetStatusPosition ();
1032#endif 1283#endif
1033} 1284}
1035/* 1286/*
1036 * Set the width/height of the vt window in characters. Units are pixels. 1287 * Set the width/height of the vt window in characters. Units are pixels.
1037 * good for toggling 80/132 columns 1288 * good for toggling 80/132 columns
1038 */ 1289 */
1039void 1290void
1040rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1291rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041{ 1292{
1042 XWindowAttributes wattr; 1293 XWindowAttributes wattr;
1043 1294
1044 if (width == 0 || height == 0) 1295 if (newwidth == 0 || newheight == 0)
1045 { 1296 {
1046 XGetWindowAttributes(display->display, display->root, &wattr); 1297 XGetWindowAttributes (display->display, display->root, &wattr);
1298
1047 if (width == 0) 1299 if (newwidth == 0)
1048 width = wattr.width - szHint.base_width; 1300 newwidth = wattr.width - szHint.base_width;
1049 if (height == 0) 1301 if (newheight == 0)
1050 height = wattr.height - szHint.base_height; 1302 newheight = wattr.height - szHint.base_height;
1051 }
1052 if (width != TermWin.width || height != TermWin.height)
1053 { 1303 }
1304
1305 if (newwidth != width || newheight != height)
1306 {
1054 width += szHint.base_width; 1307 newwidth += szHint.base_width;
1055 height += szHint.base_height; 1308 newheight += szHint.base_height;
1056 resize_all_windows (width, height, 0); 1309 resize_all_windows (newwidth, newheight, 0);
1057 } 1310 }
1058} 1311}
1059 1312
1060/* -------------------------------------------------------------------- * 1313/* -------------------------------------------------------------------- *
1061 * - X INPUT METHOD ROUTINES - * 1314 * - X INPUT METHOD ROUTINES - *
1062 * -------------------------------------------------------------------- */ 1315 * -------------------------------------------------------------------- */
1063#ifdef USE_XIM 1316#ifdef USE_XIM
1064 1317
1065void 1318void
1319rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1320{
1321 fg = pix_colors[Color_fg];
1322 bg = pix_colors[Color_bg];
1323}
1324
1325void
1066rxvt_term::im_set_size (XRectangle *size) 1326rxvt_term::im_set_size (XRectangle &size)
1067{ 1327{
1068 size->x = TermWin.int_bwidth; 1328 // the int_bwidth terms make no sense to me
1069 size->y = TermWin.int_bwidth; 1329 size.x = int_bwidth;
1070 size->width = Width2Pixel(TermWin.ncol); 1330 size.y = int_bwidth;
1071 size->height = Height2Pixel(TermWin.nrow); 1331 size.width = Width2Pixel (ncol) + int_bwidth;
1332 size.height = Height2Pixel (nrow) + int_bwidth;
1072} 1333}
1073 1334
1074void 1335void
1075rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1336rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1337 XRectangle &status_rect,
1338 const XRectangle &needed_rect)
1076{ 1339{
1077 *fg = PixColors[Color_fg]; 1340 preedit_rect.x = needed_rect.width;
1078 *bg = PixColors[Color_bg]; 1341 preedit_rect.y = 0;
1342 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1343 preedit_rect.height = fheight;
1344
1345 status_rect.x = 0;
1346 status_rect.y = 0;
1347 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1348 status_rect.height = fheight;
1079} 1349}
1080 1350
1081/* Checking whether input method is running. */ 1351/* Checking whether input method is running. */
1082bool 1352bool
1083rxvt_term::IMisRunning () 1353rxvt_term::IMisRunning ()
1084{ 1354{
1085 char *p; 1355 char *p;
1086 Atom atom; 1356 Atom atom;
1087 Window win; 1357 Window win;
1088 char server[IMBUFSIZ]; 1358 char server[IMBUFSIZ];
1089 1359
1090 /* get current locale modifier */ 1360 /* get current locale modifier */
1091 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1361 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1092 { 1362 {
1093 STRCPY(server, "@server="); 1363 strcpy (server, "@server=");
1094 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1364 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1365
1095 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1366 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1096 *p = '\0'; 1367 *p = '\0';
1097 1368
1098 atom = XInternAtom(display->display, server, False); 1369 atom = XInternAtom (display->display, server, False);
1099 win = XGetSelectionOwner(display->display, atom); 1370 win = XGetSelectionOwner (display->display, atom);
1371
1100 if (win != None) 1372 if (win != None)
1101 return True; 1373 return True;
1102 } 1374 }
1375
1103 return False; 1376 return False;
1104} 1377}
1105 1378
1106void 1379void
1107rxvt_term::IMSendSpot () 1380rxvt_term::IMSendSpot ()
1108{ 1381{
1109 XPoint spot; 1382 XPoint nspot;
1110 XVaNestedList preedit_attr; 1383 XVaNestedList preedit_attr;
1111 1384
1112 if (Input_Context == NULL 1385 if (!Input_Context
1386 || !focus
1113 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1387 || !(input_style & XIMPreeditPosition))
1114 || !(event_type == KeyPress
1115 || event_type == Expose
1116 || event_type == NoExpose
1117 || event_type == SelectionNotify
1118 || event_type == ButtonRelease || event_type == FocusIn)
1119 || !IMisRunning ())
1120 return; 1388 return;
1121 1389
1122 im_set_position (&spot); 1390 im_set_position (nspot);
1123 1391
1392 if (nspot.x == spot.x && nspot.y == spot.y)
1393 return;
1394
1395 spot = nspot;
1396
1124 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1397 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1398 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126 XFree(preedit_attr); 1399 XFree (preedit_attr);
1127}
1128
1129void
1130rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131 XRectangle * needed_rect)
1132{
1133 int mbh, vtx = 0;
1134
1135 if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136 vtx = scrollbar_TotalWidth();
1137
1138 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139 mbh -= TermWin.lineSpace;
1140
1141 preedit_rect->x = needed_rect->width + vtx;
1142 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145 preedit_rect->height = Height2Pixel(1);
1146
1147 status_rect->x = vtx;
1148 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151 status_rect->height = Height2Pixel(1);
1152} 1400}
1153 1401
1154void 1402void
1155rxvt_term::im_destroy () 1403rxvt_term::im_destroy ()
1156{ 1404{
1157 if (Input_Context)
1158 {
1159 XDestroyIC (Input_Context);
1160 Input_Context = NULL;
1161 }
1162
1163 if (input_method) 1405 if (input_method)
1164 { 1406 {
1407 if (Input_Context && input_method->xim)
1408 XDestroyIC (Input_Context);
1409
1165 display->put_xim (input_method); 1410 display->put_xim (input_method);
1166 input_method = 0; 1411 input_method = 0;
1167 } 1412 }
1413
1414 Input_Context = 0;
1168} 1415}
1169 1416
1170/* 1417/*
1171 * Try to open a XIM with the current modifiers, then see if we can 1418 * Try to open a XIM with the current modifiers, then see if we can
1172 * open a suitable preedit type 1419 * open a suitable preedit type
1173 */ 1420 */
1174bool 1421bool
1175rxvt_term::IM_get_IC (const char *modifiers) 1422rxvt_term::IM_get_IC (const char *modifiers)
1176{ 1423{
1177 int i, j, found; 1424 int i, j, found;
1178 XIM xim; 1425 XIM xim;
1179 XPoint spot; 1426 XPoint spot;
1180 XRectangle rect, status_rect, needed_rect; 1427 XRectangle rect, status_rect, needed_rect;
1181 unsigned long fg, bg; 1428 unsigned long fg, bg;
1182 const char *p; 1429 const char *p;
1183 char **s; 1430 char **s;
1184 XIMStyles *xim_styles; 1431 XIMStyles *xim_styles;
1185 XVaNestedList preedit_attr, status_attr;
1186 1432
1187 if (!((p = XSetLocaleModifiers (modifiers)) && *p)) 1433 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return false; 1434 return false;
1189 1435
1190 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1436 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1191 input_method = display->get_xim (locale, modifiers); 1437 input_method = display->get_xim (locale, modifiers);
1192 if (input_method == NULL) 1438 if (input_method == NULL)
1193 return false; 1439 return false;
1194 1440
1195 xim = input_method->xim; 1441 xim = input_method->xim;
1442 spot.x = spot.y = -1;
1196 1443
1197 xim_styles = NULL; 1444 xim_styles = NULL;
1198 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1445 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles) 1446 || !xim_styles || !xim_styles->count_styles)
1200 { 1447 {
1201 display->put_xim (input_method); 1448 im_destroy ();
1202 return false; 1449 return false;
1203 } 1450 }
1204 1451
1205 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1452 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1453
1454 for (int pi = 0; pi < 2; pi++)
1455 {
1456 p = pet[pi];
1457
1458 if (!p)
1459 continue;
1460
1206 s = rxvt_splitcommastring(p); 1461 s = rxvt_splitcommastring (p);
1462
1207 for (i = found = 0; !found && s[i]; i++) 1463 for (i = found = 0; !found && s[i]; i++)
1208 { 1464 {
1209 if (!STRCMP(s[i], "OverTheSpot")) 1465 if (!strcmp (s[i], "OverTheSpot"))
1210 input_style = (XIMPreeditPosition | XIMStatusNothing); 1466 input_style = (XIMPreeditPosition | XIMStatusNothing);
1211 else if (!STRCMP(s[i], "OffTheSpot")) 1467 else if (!strcmp (s[i], "OffTheSpot"))
1212 input_style = (XIMPreeditArea | XIMStatusArea); 1468 input_style = (XIMPreeditArea | XIMStatusArea);
1213 else if (!STRCMP(s[i], "Root")) 1469 else if (!strcmp (s[i], "Root"))
1214 input_style = (XIMPreeditNothing | XIMStatusNothing); 1470 input_style = (XIMPreeditNothing | XIMStatusNothing);
1471 else if (!strcmp (s[i], "None"))
1472 input_style = (XIMPreeditNone | XIMStatusNone);
1215 1473
1216 for (j = 0; j < xim_styles->count_styles; j++) 1474 for (j = 0; j < xim_styles->count_styles; j++)
1217 if (input_style == xim_styles->supported_styles[j]) 1475 if (input_style == xim_styles->supported_styles[j])
1218 { 1476 {
1477 rxvt_freecommastring (s);
1478
1219 found = 1; 1479 found = 1;
1220 break; 1480 goto foundpet;
1481 }
1482
1221 } 1483 }
1222 }
1223 1484
1224 for (i = 0; s[i]; i++) 1485 rxvt_freecommastring (s);
1225 free (s[i]); 1486 }
1226 1487
1227 free (s); 1488foundpet:
1489
1228 XFree (xim_styles); 1490 XFree (xim_styles);
1229 1491
1230 if (!found) 1492 if (!found)
1231 { 1493 {
1232 display->put_xim (input_method); 1494 im_destroy ();
1233 return false; 1495 return false;
1234 } 1496 }
1235 1497
1236 preedit_attr = status_attr = NULL; 1498 XFontSet fs = 0;
1499 XVaNestedList preedit_attr = 0, status_attr = 0;
1500
1501 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1502 {
1503 // fake us a font-set, please
1504 char **missing_charset_list;
1505 int missing_charset_count;
1506 char *def_string;
1507 char pat[512];
1508
1509 sprintf (pat,
1510 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1511 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1512 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1513 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1514 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1515 "*",
1516 fheight,
1517 fheight + 1, fheight - 1,
1518 fheight - 2, fheight + 2);
1519
1520 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1521 &missing_charset_list, &missing_charset_count, &def_string);
1522
1523 if (missing_charset_list)
1524 XFreeStringList (missing_charset_list);
1525
1526 if (!fs)
1527 {
1528 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1529 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1530 }
1531 }
1237 1532
1238 if (input_style & XIMPreeditPosition) 1533 if (input_style & XIMPreeditPosition)
1239 { 1534 {
1240 im_set_size (&rect); 1535 im_set_size (rect);
1241 im_set_position (&spot); 1536 im_set_position (spot);
1242 im_set_color (&fg, &bg); 1537 im_set_color (fg, bg);
1243 1538
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1539 preedit_attr = XVaCreateNestedList (0,
1540 XNForeground, fg,
1541 XNBackground, bg,
1542 XNArea, &rect,
1245 XNSpotLocation, &spot, 1543 XNSpotLocation, &spot,
1246 XNForeground, fg, XNBackground, bg,
1247 //XNFontSet, TermWin.fontset, 1544 XNFontSet, fs,
1248 NULL); 1545 NULL);
1249 } 1546 }
1250 else if (input_style & XIMPreeditArea) 1547 else if (input_style & XIMPreeditArea)
1251 { 1548 {
1252 im_set_color (&fg, &bg); 1549 im_set_color (fg, bg);
1253 1550
1254 /* 1551 /*
1255 * The necessary width of preedit area is unknown 1552 * The necessary width of preedit area is unknown
1256 * until create input context. 1553 * until create input context.
1257 */ 1554 */
1258 needed_rect.width = 0; 1555 needed_rect.width = 0;
1259
1260 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1556 im_set_preedit_area (rect, status_rect, needed_rect);
1261 1557
1262 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1558 preedit_attr = XVaCreateNestedList (0,
1559 XNForeground, fg,
1263 XNForeground, fg, XNBackground, bg, 1560 XNBackground, bg,
1561 XNArea, &rect,
1562 XNFontSet, fs,
1563 NULL);
1564 status_attr = XVaCreateNestedList (0,
1565 XNForeground, fg,
1566 XNBackground, bg,
1567 XNArea, &status_rect,
1264 //XNFontSet, TermWin.fontset, 1568 XNFontSet, fs,
1265 NULL); 1569 NULL);
1266 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1267 XNForeground, fg, XNBackground, bg,
1268 //XNFontSet, TermWin.fontset,
1269 NULL);
1270 } 1570 }
1271 1571
1272 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1572 Input_Context = XCreateIC (xim,
1573 XNInputStyle, input_style,
1273 XNClientWindow, TermWin.parent[0], 1574 XNClientWindow, vt,
1274 XNFocusWindow, TermWin.parent[0], 1575 XNFocusWindow, parent[0],
1275 preedit_attr ? XNPreeditAttributes : NULL, 1576 preedit_attr ? XNPreeditAttributes : NULL,
1276 preedit_attr, 1577 preedit_attr,
1277 status_attr ? XNStatusAttributes : NULL, 1578 status_attr ? XNStatusAttributes : NULL,
1278 status_attr, NULL); 1579 status_attr, NULL);
1580
1279 if (preedit_attr) XFree(preedit_attr); 1581 if (preedit_attr) XFree (preedit_attr);
1280 if (status_attr) XFree(status_attr); 1582 if (status_attr) XFree (status_attr);
1583 if (fs) XFreeFontSet (display->display, fs);
1281 1584
1282 if (Input_Context == NULL) 1585 if (Input_Context == NULL)
1283 { 1586 {
1284 rxvt_print_error("failed to create input context"); 1587 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285 display->put_xim (input_method); 1588 im_destroy ();
1286 return false; 1589 return false;
1287 } 1590 }
1288 1591
1289 if (input_style & XIMPreeditArea) 1592 if (input_style & XIMPreeditArea)
1290 IMSetStatusPosition (); 1593 IMSetStatusPosition ();
1291 1594
1292 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1595 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1293 return true; 1596 return true;
1294} 1597}
1295 1598
1296void 1599void
1297rxvt_term::im_cb () 1600rxvt_term::im_cb ()
1298{ 1601{
1299 int i, found, had_im; 1602 int i;
1300 const char *p; 1603 const char *p;
1301 char **s; 1604 char **s;
1302 char buf[IMBUFSIZ]; 1605 char buf[IMBUFSIZ];
1303 1606
1607 SET_R (this);
1608
1304 im_destroy (); 1609 im_destroy ();
1305 1610
1306 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1611 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1307 if (Input_Context) 1612 if (Input_Context)
1308 return; 1613 return;
1309 1614
1310#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1615#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311 if (rs[Rs_imLocale]) 1616 if (rs[Rs_imLocale])
1312 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1617 SET_LOCALE (rs[Rs_imLocale]);
1313#endif 1618#endif
1314 1619
1315 p = rs[Rs_inputMethod]; 1620 p = rs[Rs_inputMethod];
1316 if (p && *p) 1621 if (p && *p)
1317 { 1622 {
1318 bool found = false; 1623 bool found = false;
1319 1624
1320 s = rxvt_splitcommastring (p); 1625 s = rxvt_splitcommastring (p);
1626
1321 for (i = 0; s[i]; i++) 1627 for (i = 0; s[i]; i++)
1322 { 1628 {
1323 if (*s[i]) 1629 if (*s[i])
1324 { 1630 {
1325 STRCPY (buf, "@im="); 1631 strcpy (buf, "@im=");
1326 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1632 strncat (buf, s[i], IMBUFSIZ - 5);
1327 if (IM_get_IC (buf)) 1633 if (IM_get_IC (buf))
1328 { 1634 {
1329 found = true; 1635 found = true;
1330 break; 1636 break;
1331 } 1637 }
1332 } 1638 }
1333 } 1639 }
1334 for (i = 0; s[i]; i++) 1640
1335 free(s[i]); 1641 rxvt_freecommastring (s);
1336 free(s);
1337 1642
1338 if (found) 1643 if (found)
1339 goto done; 1644 goto done;
1340 } 1645 }
1341 1646
1348 goto done; 1653 goto done;
1349 1654
1350done: 1655done:
1351#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1656#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352 if (rs[Rs_imLocale]) 1657 if (rs[Rs_imLocale])
1353 setlocale (LC_CTYPE, locale); 1658 SET_LOCALE (locale);
1354#endif 1659#endif
1355} 1660}
1356 1661
1357void 1662void
1358rxvt_term::IMSetStatusPosition () 1663rxvt_term::IMSetStatusPosition ()
1359{ 1664{
1360 XRectangle preedit_rect, status_rect, *needed_rect; 1665 XRectangle preedit_rect, status_rect, *needed_rect;
1361 XVaNestedList preedit_attr, status_attr; 1666 XVaNestedList preedit_attr, status_attr;
1362 1667
1363 if (Input_Context == NULL 1668 if (!Input_Context
1669 || !focus
1364 || !TermWin.focus || !(input_style & XIMPreeditArea) 1670 || !(input_style & XIMPreeditArea)
1365 || !IMisRunning ()) 1671 || !IMisRunning ())
1366 return; 1672 return;
1367 1673
1368 /* Getting the necessary width of preedit area */ 1674 /* Getting the necessary width of preedit area */
1369 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1675 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1676 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371 XFree(status_attr); 1677 XFree (status_attr);
1372 1678
1373 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1679 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1680 XFree (needed_rect);
1374 1681
1375 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1682 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1683 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377 1684
1378 XSetICValues(Input_Context, 1685 XSetICValues (Input_Context,
1379 XNPreeditAttributes, preedit_attr, 1686 XNPreeditAttributes, preedit_attr,
1380 XNStatusAttributes, status_attr, NULL); 1687 XNStatusAttributes, status_attr, NULL);
1381 1688
1382 XFree(preedit_attr); 1689 XFree (preedit_attr);
1383 XFree(status_attr); 1690 XFree (status_attr);
1384} 1691}
1385#endif /* USE_XIM */ 1692#endif /* USE_XIM */
1386 1693
1387/*----------------------------------------------------------------------*/ 1694/*----------------------------------------------------------------------*/
1388rxvt_t rxvt_current_term; 1695rxvt_t rxvt_current_term;

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