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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.164 by root, Fri Jan 6 05:37:59 2006 UTC

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

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