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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.155 by root, Mon Jan 2 15:35:43 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.4 2003/11/25 15:25:17 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) 2003-2004 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
47void * 51vector<rxvt_term *> rxvt_term::termlist;
48rxvt_term::operator new (size_t s)
49{
50 void *p = malloc (s);
51 52
52 MEMSET (p, 0, s); 53static char curlocale[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
66#if ENABLE_COMBINING
67class rxvt_composite_vec rxvt_composite;
68
69text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
70{
71 compose_char *cc;
72
73 // break compose chains, as stupid readline really likes to duplicate
74 // composing characters for some reason near the end of a line.
75 cc = (*this)[c1];
76 while (cc)
77 {
78 if (cc->c2 == c2) return c1;
79 cc = (*this)[cc->c1];
80 }
81
82 // check to see wether this combination already exists otherwise
83 for (cc = v.end (); cc-- > v.begin (); )
84 {
85 if (cc->c1 == c1 && cc->c2 == c2)
86 return COMPOSE_LO + (cc - v.begin ());
87 }
88
89 // allocate a new combination
90 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
91 {
92 static int seen;
93
94 if (!seen++)
95 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
96
97 return REPLACEMENT_CHAR;
98 }
99
100 v.push_back (compose_char (c1, c2));
101
102 return v.size () - 1 + COMPOSE_LO;
103}
104
105int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
106{
107 compose_char *cc = (*this)[c];
108
109 if (!cc)
110 {
111 if (r) *r = c;
112 return 1;
113 }
114
115 int len = expand (cc->c1, r);
116
117 if (r) r += len;
118
119 if (cc->c2 != NOCHAR)
120 {
121 len++;
122 if (r) *r++ = cc->c2;
123 }
124
53 return p; 125 return len;
54}
55 126
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 127}
128#endif
61 129
62rxvt_term::rxvt_term () 130rxvt_term::rxvt_term ()
131 :
132#if TRANSPARENT
133 rootwin_ev (this, &rxvt_term::rootwin_cb),
134#endif
135#ifdef HAVE_SCROLLBARS
136 scrollbar_ev (this, &rxvt_term::x_cb),
137#endif
138#ifdef MENUBAR
139 menubar_ev (this, &rxvt_term::x_cb),
140#endif
141#ifdef CURSOR_BLINK
142 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
143#endif
144#ifdef TEXT_BLINK
145 text_blink_ev (this, &rxvt_term::text_blink_cb),
146#endif
147#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
148 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
149#endif
150#ifdef SELECTION_SCROLLING
151 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
152#endif
153#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
154 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
155#endif
156#ifdef POINTER_BLANK
157 pointer_ev (this, &rxvt_term::pointer_cb),
158#endif
159#ifdef USE_XIM
160 im_ev (this, &rxvt_term::im_cb),
161#endif
162 termwin_ev (this, &rxvt_term::x_cb),
163 vt_ev (this, &rxvt_term::x_cb),
164 check_ev (this, &rxvt_term::check_cb),
165 flush_ev (this, &rxvt_term::flush_cb),
166 destroy_ev (this, &rxvt_term::destroy_cb),
63: pty_ev(this, &rxvt_term::pty_cb), 167 pty_ev (this, &rxvt_term::pty_cb),
64 x_ev (this, &rxvt_term::x_cb) 168 incr_ev (this, &rxvt_term::incr_cb)
65{ 169{
66 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 170 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171
172 termlist.push_back (this);
173
174#ifdef KEYSYM_RESOURCE
175 keyboard = new keyboard_manager;
176
177 if (!keyboard)
178 rxvt_fatal ("out of memory, aborting.\n");
179#endif
180}
181
182// clean up the most important stuff, do *not* call x or free mem etc.
183// for use before an emergency exit
184void rxvt_term::emergency_cleanup ()
185{
186 if (cmd_pid)
187 kill (-cmd_pid, SIGHUP);
188
189#ifdef UTMP_SUPPORT
190 privileged_utmp (RESTORE);
191#endif
192
193 pty.put ();
67} 194}
68 195
69rxvt_term::~rxvt_term () 196rxvt_term::~rxvt_term ()
70{ 197{
71 delete PixColors; 198 PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
199
200 termlist.erase (find (termlist.begin (), termlist.end(), this));
201
202 emergency_cleanup ();
203
204#if ENABLE_STYLES
205 for (int i = RS_styleCount; --i; )
206 if (fontset[i] != fontset[0])
207 delete fontset[i];
208#endif
209 delete fontset[0];
210
211 if (display)
212 {
213 dDisp;
214
215 selection_clear ();
216
217#ifdef USE_XIM
218 im_destroy ();
219#endif
220#ifdef MENUBAR
221 if (menubarGC) XFreeGC (disp, menubarGC);
222#endif
223#ifdef XTERM_SCROLLBAR
224 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
225 if (ShadowGC) XFreeGC (disp, ShadowGC);
226#endif
227#ifdef PLAIN_SCROLLBAR
228 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
229#endif
230#ifdef NEXT_SCROLLBAR
231 if (blackGC) XFreeGC (disp, blackGC);
232 if (whiteGC) XFreeGC (disp, whiteGC);
233 if (grayGC) XFreeGC (disp, grayGC);
234 if (darkGC) XFreeGC (disp, darkGC);
235 if (stippleGC) XFreeGC (disp, stippleGC);
236 if (dimple) XFreePixmap (disp, dimple);
237 if (upArrow) XFreePixmap (disp, upArrow);
238 if (downArrow) XFreePixmap (disp, downArrow);
239 if (upArrowHi) XFreePixmap (disp, upArrowHi);
240 if (downArrowHi) XFreePixmap (disp, downArrowHi);
241#endif
242#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
243 if (topShadowGC) XFreeGC (disp, topShadowGC);
244 if (botShadowGC) XFreeGC (disp, botShadowGC);
245 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
246#endif
247 if (gc) XFreeGC (disp, gc);
248
249#if defined(MENUBAR) && (MENUBAR_MAX > 1)
250 delete menuBar.drawable;
251 //if (menuBar.win)
252 // XDestroyWindow (disp, menuBar.win);
253#endif
254 delete drawable;
255 // destroy all windows
256 if (parent[0])
257 XDestroyWindow (disp, parent[0]);
258 }
259
260 // TODO: free pixcolours, colours should become part of rxvt_display
261
262 delete pix_colors_focused;
263#if OFF_FOCUS_FADING
264 delete pix_colors_unfocused;
265#endif
266
267 displays.put (display);
268
269 scr_release ();
270
271 /* clear all resources */
272 for (int i = 0; i < allocated.size (); i++)
273 free (allocated [i]);
274
275 free (selection.text);
276 // TODO: manage env vars in child only(!)
277 free (env_windowid);
278 free (env_display);
279 free (env_term);
280 free (env_colorfgbg);
281 free (locale);
282 free (v_buffer);
283 free (incr_buf);
284
285 delete envv;
286 delete argv;
287
288#ifdef KEYSYM_RESOURCE
289 delete keyboard;
290#endif
291}
292
293void
294rxvt_term::child_exit ()
295{
296 cmd_pid = 0;
297
298 if (!OPTION (Opt_hold))
299 destroy ();
300}
301
302void
303rxvt_term::destroy ()
304{
305 if (destroy_ev.active)
306 return;
307
308#if ENABLE_OVERLAY
309 scr_overlay_off ();
310#endif
311
312 if (display)
313 {
314#if USE_XIM
315 im_ev.stop (display);
316#endif
317#if HAVE_SCROLLBARS
318 scrollbar_ev.stop (display);
319#endif
320#if MENUBAR
321 menubar_ev.stop (display);
322#endif
323#if TRANSPARENT
324 rootwin_ev.stop (display);
325#endif
326 incr_ev.stop ();
327 termwin_ev.stop (display);
328 vt_ev.stop (display);
329 }
330
331 check_ev.stop ();
332 pty_ev.stop ();
333#ifdef CURSOR_BLINK
334 cursor_blink_ev.stop ();
335#endif
336#ifdef TEXT_BLINK
337 text_blink_ev.stop ();
338#endif
339#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
340 cont_scroll_ev.stop ();
341#endif
342#ifdef SELECTION_SCROLLING
343 sel_scroll_ev.stop ();
344#endif
345#ifdef POINTER_BLANK
346 pointer_ev.stop ();
347#endif
348
349 destroy_ev.start (0);
350}
351
352void
353rxvt_term::destroy_cb (time_watcher &w)
354{
355 SET_R (this);
356
357 delete this;
72} 358}
73 359
74/*----------------------------------------------------------------------*/ 360/*----------------------------------------------------------------------*/
75/* rxvt_init() */ 361/*
76/* LIBPROTO */ 362 * Exit gracefully, clearing the utmp entry and restoring tty attributes
77rxvt_t 363 * TODO: if debugging, this should free up any known resources if we can
78rxvt_init(int argc, const char *const *argv) 364 */
79{ 365static XErrorHandler old_xerror_handler;
80 SET_R(new rxvt_term);
81 dR;
82 366
83 if (!R->init_vars () || !R->init (argc, argv)) 367static void
368rxvt_emergency_cleanup ()
369{
370 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
371 (*t)->emergency_cleanup ();
372}
373
374#if ENABLE_FRILLS
375static void
376print_x_error (Display *dpy, XErrorEvent *event)
377{
378 char buffer[BUFSIZ];
379 char mesg[BUFSIZ];
380 char number[32];
381 char *mtype = "XlibMessage";
382 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
383 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
384 rxvt_warn ("An X Error occured, trying to continue after report.\n");
385 rxvt_warn ("%s: %s\n", mesg, buffer);
386 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
387 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
388 sprintf(number, "%d", event->request_code);
389 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
390 rxvt_warn ("(which is %s)\n", buffer);
391 if (event->request_code >= 128) {
392 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
393 mesg, BUFSIZ);
394 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
84 { 395 }
85 delete R; 396 if ((event->error_code == BadWindow) ||
86 return NULL; 397 (event->error_code == BadPixmap) ||
398 (event->error_code == BadCursor) ||
399 (event->error_code == BadFont) ||
400 (event->error_code == BadDrawable) ||
401 (event->error_code == BadColor) ||
402 (event->error_code == BadGC) ||
403 (event->error_code == BadIDChoice) ||
404 (event->error_code == BadValue) ||
405 (event->error_code == BadAtom)) {
406 if (event->error_code == BadValue)
407 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
408 mesg, BUFSIZ);
409 else if (event->error_code == BadAtom)
410 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
411 mesg, BUFSIZ);
412 else
413 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
414 mesg, BUFSIZ);
415 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
416 }
417 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
418 mesg, BUFSIZ);
419 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
420}
421#endif
422
423int
424rxvt_xerror_handler (Display *display, XErrorEvent *event)
425{
426 if (GET_R->allowedxerror == -1)
427 GET_R->allowedxerror = event->error_code;
428 else
87 } 429 {
430 // GET_R is most likely not the terminal which caused the error,
431 // so just output the error and continue
432#if ENABLE_FRILLS
433 print_x_error (display, event);
434#else
435 old_xerror_handler (display, event);
436#endif
437 }
88 438
89 return R; 439 return 0;
90} 440}
91 441
442int
443rxvt_xioerror_handler (Display *display)
444{
445 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
446 DisplayString (display));
447 rxvt_emergency_cleanup ();
448 _exit (EXIT_FAILURE);
449}
450
451/*----------------------------------------------------------------------*/
92bool 452bool
93rxvt_term::init (int argc, const char *const *argv) 453rxvt_term::init (int argc, const char *const *argv)
94{ 454{
95 dR;//TODO (scrollbar, setidle) 455 SET_R (this);
96 456
457 set_locale ("");
458
459 if (!init_vars ())
460 return false;
461
462 init_secondary ();
463
464 const char **cmd_argv = init_resources (argc, argv);
465
466#ifdef KEYSYM_RESOURCE
467 keyboard->register_done ();
468#endif
469
470#if MENUBAR_MAX
471 menubar_read (rs[Rs_menu]);
472#endif
473#ifdef HAVE_SCROLLBARS
474 if (OPTION (Opt_scrollBar))
475 scrollBar.setIdle (); /* set existence for size calculations */
476#endif
477
478#if ENABLE_PERL
479 rxvt_perl.init ();
480#endif
481
482 PERL_INVOKE ((this, HOOK_INIT, DT_END));
483
484 create_windows (argc, argv);
485
486 dDisp;
487
488 init_xlocale ();
489
490 scr_reset (); /* initialize screen */
491
492#if 0
493 XSynchronize (disp, True);
494#endif
495
496#ifdef HAVE_SCROLLBARS
497 if (OPTION (Opt_scrollBar))
498 resize_scrollbar (); /* create and map scrollbar */
499#endif
500#if (MENUBAR_MAX)
501 if (menubar_visible ())
502 XMapWindow (disp, menuBar.win);
503#endif
504#ifdef TRANSPARENT
505 if (OPTION (Opt_transparent))
506 {
507 XSelectInput (disp, display->root, PropertyChangeMask);
508 check_our_parents ();
509 rootwin_ev.start (display, display->root);
510 }
511#endif
512
513 XMapWindow (disp, vt);
514 XMapWindow (disp, parent[0]);
515
516 set_colorfgbg ();
517
518 init_command (cmd_argv);
519
520 free (cmd_argv);
521
522 pty_ev.start (pty.pty, EVENT_READ);
523
524 check_ev.start ();
525
526 PERL_INVOKE ((this, HOOK_START, DT_END));
527
528 return true;
529}
530
531static struct sig_handlers
532{
533 sig_watcher sw_chld, sw_term, sw_int;
534
535 void sig_chld (sig_watcher &w)
536 {
537 // we are being called for every SIGCHLD, find the corresponding term
538 int pid;
539
540 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
541 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
542 if (pid == (*t)->cmd_pid)
543 {
544 (*t)->child_exit ();
545 break;
546 }
547 }
548
549 /*
550 * Catch a fatal signal and tidy up before quitting
551 */
552 void
553 sig_term (sig_watcher &w)
554 {
555#ifdef DEBUG_CMD
556 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
557#endif
558 rxvt_emergency_cleanup ();
559 signal (w.signum, SIG_DFL);
560 kill (getpid (), w.signum);
561 }
562
563 sig_handlers ()
564 : sw_chld (this, &sig_handlers::sig_chld),
565 sw_term (this, &sig_handlers::sig_term),
566 sw_int (this, &sig_handlers::sig_term)
567 {
568 }
569} sig_handlers;
570
571void
572rxvt_init ()
573{
97 /* 574 /*
98 * Save and then give up any super-user privileges 575 * Save and then give up any super-user privileges
99 * If we need privileges in any area then we must specifically request it. 576 * If we need privileges in any area then we must specifically request it.
100 * We should only need to be root in these cases: 577 * We should only need to be root in these cases:
101 * 1. write utmp entries on some systems 578 * 1. write utmp entries on some systems
102 * 2. chown tty on some systems 579 * 2. chown tty on some systems
103 */ 580 */
104 rxvt_privileges (this, SAVE); 581 rxvt_privileges (SAVE);
105 rxvt_privileges (this, IGNORE); 582 rxvt_privileges (IGNORE);
106 583
107 rxvt_init_secondary (this); 584 signal (SIGHUP, SIG_IGN);
585 signal (SIGPIPE, SIG_IGN);
108 586
109 const char **cmd_argv = rxvt_init_resources (this, argc, argv); 587 sig_handlers.sw_chld.start (SIGCHLD);
588 sig_handlers.sw_term.start (SIGTERM);
589 sig_handlers.sw_int.start (SIGINT);
110 590
111#if (MENUBAR_MAX) 591 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
112 rxvt_menubar_read (this, rs[Rs_menu]); 592 /* signal (SIGURG, SIG_DFL); */
113#endif
114#ifdef HAVE_SCROLLBARS
115 if (Options & Opt_scrollBar)
116 scrollbar_setIdle (); /* set existence for size calculations */
117#endif
118 593
119 rxvt_Create_Windows (this, argc, argv);
120
121 rxvt_init_xlocale (this);
122
123 rxvt_scr_reset (this); /* initialize screen */
124#ifdef RXVT_GRAPHICS
125 rxvt_Gr_reset (this); /* reset graphics */
126#endif
127
128#if 0
129#ifdef DEBUG_X
130 XSynchronize(Xdisplay, True);
131 XSetErrorHandler((XErrorHandler) abort);
132#else
133 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler); 594 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
134#endif 595 // TODO: handle this with exceptions and tolerate the memory loss
135#endif 596 XSetIOErrorHandler (rxvt_xioerror_handler);
136
137#ifdef HAVE_SCROLLBARS
138 if (Options & Opt_scrollBar)
139 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
140#endif
141#if (MENUBAR_MAX)
142 if (menubar_visible(r))
143 XMapWindow (Xdisplay, menuBar.win);
144#endif
145#ifdef TRANSPARENT
146 if (Options & Opt_transparent)
147 {
148 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
149 rxvt_check_our_parents (this);
150 }
151#endif
152 XMapWindow (Xdisplay, TermWin.vt);
153 XMapWindow (Xdisplay, TermWin.parent[0]);
154
155 rxvt_init_env (this);
156 rxvt_init_command (this, cmd_argv);
157
158 x_ev.start (Xfd, EVENT_READ);
159 pty_ev.start (cmd_fd, EVENT_READ);
160
161 return true;
162}
163
164/* ------------------------------------------------------------------------- *
165 * SIGNAL HANDLING & EXIT HANDLER *
166 * ------------------------------------------------------------------------- */
167/*
168 * Catch a SIGCHLD signal and exit if the direct child has died
169 */
170/* ARGSUSED */
171/* EXTPROTO */
172RETSIGTYPE
173rxvt_Child_signal(int sig __attribute__ ((unused)))
174{
175 dR;
176 int pid, save_errno = errno;
177
178 do {
179 errno = 0;
180 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
181
182 if (pid == R->cmd_pid)
183 exit(EXIT_SUCCESS);
184
185 errno = save_errno;
186 signal(SIGCHLD, rxvt_Child_signal);
187}
188
189/*
190 * Catch a fatal signal and tidy up before quitting
191 */
192/* EXTPROTO */
193RETSIGTYPE
194rxvt_Exit_signal(int sig)
195{
196 signal(sig, SIG_DFL);
197#ifdef DEBUG_CMD
198 rxvt_print_error("signal %d", sig);
199#endif
200 rxvt_clean_exit();
201 kill(getpid(), sig);
202}
203
204/* ARGSUSED */
205/* INTPROTO */
206int
207rxvt_xerror_handler(const Display * display
208 __attribute__ ((unused)), const XErrorEvent * event)
209{
210 dR;
211
212 if (R->allowedxerror == -1) {
213 R->allowedxerror = event->error_code;
214 return 0; /* ignored anyway */
215 }
216 rxvt_print_error("XError: Request: %d . %d, Error: %d",
217 event->request_code, event->minor_code,
218 event->error_code);
219/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
220 exit(EXIT_FAILURE);
221/* NOTREACHED */
222}
223
224/*----------------------------------------------------------------------*/
225/*
226 * Exit gracefully, clearing the utmp entry and restoring tty attributes
227 * TODO: if debugging, this should free up any known resources if we can
228 */
229/* EXTPROTO */
230void
231rxvt_clean_exit(void)
232{
233 dR;
234
235#ifdef DEBUG_SCREEN
236 rxvt_scr_release(aR);
237#endif
238#ifndef NO_SETOWNER_TTYDEV
239 rxvt_privileged_ttydev(aR_ RESTORE);
240#endif
241#ifdef UTMP_SUPPORT
242 rxvt_privileged_utmp(aR_ RESTORE);
243#endif
244#ifdef USE_XIM
245 if (R->Input_Context != NULL) {
246 XDestroyIC(R->Input_Context);
247 R->Input_Context = NULL;
248 }
249#endif
250} 597}
251 598
252/* ------------------------------------------------------------------------- * 599/* ------------------------------------------------------------------------- *
253 * MEMORY ALLOCATION WRAPPERS * 600 * MEMORY ALLOCATION WRAPPERS *
254 * ------------------------------------------------------------------------- */ 601 * ------------------------------------------------------------------------- */
255/* EXTPROTO */ 602void *
603rxvt_malloc (size_t size)
604{
605 void *p = malloc (size);
606
607 if (!p)
608 rxvt_fatal ("memory allocation failure. aborting.\n");
609
610 return p;
611}
612
613void *
614rxvt_calloc (size_t number, size_t size)
615{
616 void *p = calloc (number, size);
617
618 if (!p)
619 rxvt_fatal ("memory allocation failure. aborting.\n");
620
621 return p;
622}
623
256void * 624void *
257rxvt_malloc(size_t size)
258{
259 void *p;
260
261 p = malloc(size);
262 if (p)
263 return p;
264
265 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
266 rxvt_clean_exit();
267 exit(EXIT_FAILURE);
268/* NOTREACHED */
269}
270
271/* EXTPROTO */
272void *
273rxvt_calloc(size_t number, size_t size)
274{
275 void *p;
276
277 p = calloc(number, size);
278 if (p)
279 return p;
280
281 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
282 rxvt_clean_exit();
283 exit(EXIT_FAILURE);
284/* NOTREACHED */
285}
286
287/* EXTPROTO */
288void *
289rxvt_realloc(void *ptr, size_t size) 625rxvt_realloc (void *ptr, size_t size)
290{ 626{
291 void *p;
292
293 if (ptr)
294 p = realloc(ptr, size); 627 void *p = realloc (ptr, size);
295 else 628
296 p = malloc(size);
297 if (p) 629 if (!p)
630 rxvt_fatal ("memory allocation failure. aborting.\n");
631
298 return p; 632 return p;
299
300 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
301 rxvt_clean_exit();
302 exit(EXIT_FAILURE);
303/* NOTREACHED */
304} 633}
305 634
306/* ------------------------------------------------------------------------- * 635/* ------------------------------------------------------------------------- *
307 * PRIVILEGED OPERATIONS * 636 * PRIVILEGED OPERATIONS *
308 * ------------------------------------------------------------------------- */ 637 * ------------------------------------------------------------------------- */
309/* take care of suid/sgid super-user (root) privileges */ 638/* take care of suid/sgid super-user (root) privileges */
310/* INTPROTO */
311void 639void
312rxvt_privileges(pR_ int mode) 640rxvt_privileges (rxvt_privaction action)
313{ 641{
642#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
643 static uid_t euid;
644 static gid_t egid;
645#endif
646
314#if ! defined(__CYGWIN32__) 647#if ! defined(__CYGWIN32__)
315# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 648# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
316/* setreuid() is the poor man's setuid(), seteuid() */ 649 /* setreuid () is the poor man's setuid (), seteuid () */
317# define seteuid(a) setreuid(-1, (a)) 650# define seteuid(a) setreuid(-1, (a))
318# define setegid(a) setregid(-1, (a)) 651# define setegid(a) setregid(-1, (a))
319# define HAVE_SETEUID 652# define HAVE_SETEUID
320# endif 653# endif
321# ifdef HAVE_SETEUID 654# ifdef HAVE_SETEUID
322 switch (mode) { 655 switch (action)
656 {
323 case IGNORE: 657 case IGNORE:
324 /* 658 /*
325 * change effective uid/gid - not real uid/gid - so we can switch 659 * change effective uid/gid - not real uid/gid - so we can switch
326 * back to root later, as required 660 * back to root later, as required
327 */ 661 */
328 seteuid(getuid()); 662 seteuid (getuid ());
329 setegid(getgid()); 663 setegid (getgid ());
330 break; 664 break;
331 case SAVE: 665 case SAVE:
332 R->euid = geteuid(); 666 euid = geteuid ();
333 R->egid = getegid(); 667 egid = getegid ();
334 break; 668 break;
335 case RESTORE: 669 case RESTORE:
336 seteuid(R->euid); 670 seteuid (euid);
337 setegid(R->egid); 671 setegid (egid);
338 break; 672 break;
339 } 673 }
340# else 674# else
341 switch (mode) { 675 switch (action)
676 {
342 case IGNORE: 677 case IGNORE:
343 setuid(getuid()); 678 setuid (getuid ());
344 setgid(getgid()); 679 setgid (getgid ());
345 /* FALLTHROUGH */ 680 /* FALLTHROUGH */
346 case SAVE: 681 case SAVE:
347 /* FALLTHROUGH */ 682 /* FALLTHROUGH */
348 case RESTORE: 683 case RESTORE:
349 break; 684 break;
350 } 685 }
351# endif 686# endif
352#endif 687#endif
353} 688}
354 689
355#ifdef UTMP_SUPPORT 690#ifdef UTMP_SUPPORT
356/* EXTPROTO */
357void 691void
358rxvt_privileged_utmp(pR_ char action) 692rxvt_term::privileged_utmp (rxvt_privaction action)
359{ 693{
360 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 694 if (OPTION (Opt_utmpInhibit)
361 action, R->next_utmp_action, getpid())); 695 || !pty.name || !*pty.name)
362 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
363 || (R->Options & Opt_utmpInhibit)
364 || R->ttydev == NULL || *R->ttydev == '\0')
365 return; 696 return;
366 697
367 rxvt_privileges(aR_ RESTORE); 698 rxvt_privileges (RESTORE);
699
368 if (action == SAVE) { 700 if (action == SAVE)
369 R->next_utmp_action = RESTORE; 701 makeutent (pty.name, rs[Rs_display_name]);
370 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); 702 else
371 } else { /* action == RESTORE */ 703 cleanutent ();
372 R->next_utmp_action = IGNORE; 704
373 rxvt_cleanutent(aR);
374 }
375 rxvt_privileges(aR_ IGNORE); 705 rxvt_privileges (IGNORE);
376}
377#endif
378
379#ifndef NO_SETOWNER_TTYDEV
380/* EXTPROTO */
381void
382rxvt_privileged_ttydev(pR_ char action)
383{
384 D_MAIN((stderr,
385 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
386 action, R->next_tty_action, getpid()));
387 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
388 || R->ttydev == NULL || *R->ttydev == '\0')
389 return;
390
391 rxvt_privileges(aR_ RESTORE);
392
393 if (action == SAVE) {
394 R->next_tty_action = RESTORE;
395# ifndef RESET_TTY_TO_COMMON_DEFAULTS
396/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
397 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
398 R->next_tty_action = IGNORE;
399 else
400# endif
401 {
402 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
403 chmod(R->ttydev, R->ttymode);
404# ifdef HAVE_REVOKE
405 revoke(R->ttydev);
406# endif
407 }
408 } else { /* action == RESTORE */
409 R->next_tty_action = IGNORE;
410# ifndef RESET_TTY_TO_COMMON_DEFAULTS
411 chmod(R->ttydev, R->ttyfd_stat.st_mode);
412 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
413# else
414 chmod(R->ttydev,
415 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
416 chown(R->ttydev, 0, 0);
417# endif
418 }
419
420 rxvt_privileges(aR_ IGNORE);
421
422# ifndef RESET_TTY_TO_COMMON_DEFAULTS
423 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
424 action == RESTORE ? "Restoring" : (action ==
425 SAVE ? "Saving" :
426 "UNKNOWN ERROR for"), R->ttydev,
427 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
428 R->ttyfd_stat.st_gid));
429# endif
430} 706}
431#endif 707#endif
432 708
433/*----------------------------------------------------------------------*/ 709/*----------------------------------------------------------------------*/
434/* 710/*
435 * window size/position calculcations for XSizeHint and other storage. 711 * window size/position calculcations for XSizeHint and other storage.
436 * if width/height are non-zero then override calculated width/height 712 * if width/height are non-zero then override calculated width/height
437 */ 713 */
438/* EXTPROTO */
439void 714void
440rxvt_window_calc(pR_ unsigned int width, unsigned int height) 715rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
441{ 716{
442 short recalc_x, recalc_y; 717 short recalc_x, recalc_y;
443 int x, y, sb_w, mb_h, flags; 718 int x, y, sb_w, mb_h, flags;
444 unsigned int w, h; 719 unsigned int w, h;
445 unsigned int max_width, max_height; 720 unsigned int max_width, max_height;
721 dDisp;
446 722
447 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 723 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
448 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 724 ncol, nrow, szHint.width, szHint.height));
449 R->szHint.height)); 725
450 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 726 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
451 R->szHint.win_gravity = NorthWestGravity; 727 szHint.win_gravity = NorthWestGravity;
452/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 728 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
453 729
454 recalc_x = recalc_y = 0; 730 recalc_x = recalc_y = 0;
455 flags = 0; 731 flags = 0;
732
456 if (!R->parsed_geometry) { 733 if (!parsed_geometry)
734 {
457 R->parsed_geometry = 1; 735 parsed_geometry = 1;
736
458 if (R->rs[Rs_geometry]) 737 if (rs[Rs_geometry])
459 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 738 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
739
460 if (flags & WidthValue) { 740 if (flags & WidthValue)
461 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 741 {
742 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
462 R->szHint.flags |= USSize; 743 szHint.flags |= USSize;
463 } 744 }
745
464 if (flags & HeightValue) { 746 if (flags & HeightValue)
465 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 747 {
748 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
466 R->szHint.flags |= USSize; 749 szHint.flags |= USSize;
467 } 750 }
751
468 if (flags & XValue) { 752 if (flags & XValue)
753 {
469 R->szHint.x = x; 754 szHint.x = x;
470 R->szHint.flags |= USPosition; 755 szHint.flags |= USPosition;
756
471 if (flags & XNegative) { 757 if (flags & XNegative)
758 {
472 recalc_x = 1; 759 recalc_x = 1;
473 R->szHint.win_gravity = NorthEastGravity; 760 szHint.win_gravity = NorthEastGravity;
474 } 761 }
475 } 762 }
763
476 if (flags & YValue) { 764 if (flags & YValue)
765 {
477 R->szHint.y = y; 766 szHint.y = y;
478 R->szHint.flags |= USPosition; 767 szHint.flags |= USPosition;
768
479 if (flags & YNegative) { 769 if (flags & YNegative)
770 {
480 recalc_y = 1; 771 recalc_y = 1;
772
481 if (R->szHint.win_gravity == NorthEastGravity) 773 if (szHint.win_gravity == NorthEastGravity)
482 R->szHint.win_gravity = SouthEastGravity; 774 szHint.win_gravity = SouthEastGravity;
483 else 775 else
484 R->szHint.win_gravity = SouthWestGravity; 776 szHint.win_gravity = SouthWestGravity;
485 } 777 }
486 } 778 }
487 } 779 }
780
488/* TODO: BOUNDS */ 781 /* TODO: BOUNDS */
489 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 782 width = ncol * fwidth;
490 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 783 height = nrow * fheight;
491 max_width = MAX_COLS * R->TermWin.fwidth; 784 max_width = MAX_COLS * fwidth;
492 max_height = MAX_ROWS * R->TermWin.fheight; 785 max_height = MAX_ROWS * fheight;
493 786
494 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 787 szHint.base_width = szHint.base_height = 2 * int_bwidth;
495 788
496 sb_w = mb_h = 0; 789 sb_w = mb_h = 0;
497 R->window_vt_x = R->window_vt_y = 0; 790 window_vt_x = window_vt_y = int_bwidth;
791
498 if (scrollbar_visible(R)) { 792 if (scrollbar_visible ())
793 {
499 sb_w = scrollbar_TotalWidth(); 794 sb_w = scrollbar_TotalWidth ();
500 R->szHint.base_width += sb_w; 795 szHint.base_width += sb_w;
501 if (!(R->Options & Opt_scrollBar_right)) 796 if (!OPTION (Opt_scrollBar_right))
502 R->window_vt_x = sb_w; 797 window_vt_x += sb_w;
503 } 798 }
799
504 if (menubar_visible(R)) { 800 if (menubar_visible ())
801 {
505 mb_h = menuBar_TotalHeight(); 802 mb_h = menuBar_TotalHeight ();
506 R->szHint.base_height += mb_h; 803 szHint.base_height += mb_h;
507 R->window_vt_y = mb_h; 804 window_vt_y += mb_h;
508 } 805 }
806
509 R->szHint.width_inc = R->TermWin.fwidth; 807 szHint.width_inc = fwidth;
510 R->szHint.height_inc = R->TermWin.fheight; 808 szHint.height_inc = fheight;
511 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 809 szHint.min_width = szHint.base_width + szHint.width_inc;
512 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 810 szHint.min_height = szHint.base_height + szHint.height_inc;
513 811
514 if (width && width - R->szHint.base_width < max_width) { 812 if (newwidth && newwidth - szHint.base_width < max_width)
813 {
515 R->szHint.width = width; 814 szHint.width = newwidth;
516 R->TermWin.width = width - R->szHint.base_width; 815 width = newwidth - szHint.base_width;
517 } else { 816 }
518 MIN_IT(R->TermWin.width, max_width); 817 else
818 {
819 min_it (width, max_width);
519 R->szHint.width = R->szHint.base_width + R->TermWin.width; 820 szHint.width = szHint.base_width + width;
520 } 821 }
822
521 if (height && height - R->szHint.base_height < max_height) { 823 if (newheight && newheight - szHint.base_height < max_height)
824 {
522 R->szHint.height = height; 825 szHint.height = newheight;
523 R->TermWin.height = height - R->szHint.base_height; 826 height = newheight - szHint.base_height;
524 } else { 827 }
525 MIN_IT(R->TermWin.height, max_height); 828 else
829 {
830 min_it (height, max_height);
526 R->szHint.height = R->szHint.base_height + R->TermWin.height; 831 szHint.height = szHint.base_height + height;
527 } 832 }
833
528 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 834 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
529 R->window_sb_x = R->szHint.width - sb_w; 835 window_sb_x = szHint.width - sb_w;
530 836
531 if (recalc_x) 837 if (recalc_x)
532 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 838 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
533 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
534 if (recalc_y) 839 if (recalc_y)
535 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 840 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
536 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
537 841
538 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 842 ncol = width / fwidth;
539 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 843 nrow = height / fheight;
540 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 844 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 845 ncol, nrow, szHint.width,
542 R->szHint.height)); 846 szHint.height));
543 return; 847 return;
544} 848}
545 849
546/*----------------------------------------------------------------------*/ 850/*----------------------------------------------------------------------*/
547/* 851/*
548 * Tell the teletype handler what size the window is. 852 * Tell the teletype handler what size the window is.
549 * Called after a window size change. 853 * Called after a window size change.
550 */ 854 */
551/* EXTPROTO */
552void 855void
553rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 856rxvt_term::tt_winch ()
554{ 857{
858 if (pty.pty < 0)
859 return;
860
555 struct winsize ws; 861 struct winsize ws;
556 862
557 if (fd < 0)
558 return;
559 ws.ws_col = col; 863 ws.ws_col = ncol;
560 ws.ws_row = row; 864 ws.ws_row = nrow;
561 ws.ws_xpixel = ws.ws_ypixel = 0; 865 ws.ws_xpixel = width;
562#ifndef DEBUG_SIZE 866 ws.ws_ypixel = height;
563 (void)ioctl(fd, TIOCSWINSZ, &ws); 867 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
564#else 868
565 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 869#if 0
566 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 870 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
567 }
568# ifdef SIGWINCH
569 else if (pid) /* force through to the command */ 871 if (cmd_pid) /* force through to the command */
570 kill(pid, SIGWINCH); 872 kill (-cmd_pid, SIGWINCH);
571# endif
572#endif 873#endif
573} 874}
574 875
575/*----------------------------------------------------------------------*/ 876/*----------------------------------------------------------------------*/
576/* rxvt_change_font() - Switch to a new font */ 877/* set_fonts () - load and set the various fonts
577/* 878 *
578 * init = 1 - initialize 879 * init = 1 - initialize
579 * 880 *
580 * fontname == FONT_UP - switch to bigger font 881 * fontname == FONT_UP - switch to bigger font
581 * fontname == FONT_DN - switch to smaller font 882 * fontname == FONT_DN - switch to smaller font
582 */ 883 */
583/* EXTPROTO */ 884bool
584void 885rxvt_term::set_fonts ()
585rxvt_change_font(pR_ int init, const char *fontname)
586{ 886{
587} 887 rxvt_fontset *fs = new rxvt_fontset (this);
888 rxvt_fontprop prop;
588 889
589/* INTPROTO */ 890 if (!fs
590void 891 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
591rxvt_font_up_down(pR_ int n, int direction) 892 || !fs->realize_font (1))
893 {
894 delete fs;
895 return false;
896 }
897
898#if ENABLE_STYLES
899 for (int i = RS_styleCount; --i; )
900 if (fontset[i] != fontset[0])
901 delete fontset[i];
902#endif
903
904 delete fontset[0];
905 fontset[0] = fs;
906
907 prop = (*fs)[1]->properties ();
908 prop.height += lineSpace;
909 fs->set_prop (prop);
910
911 fwidth = prop.width;
912 fheight = prop.height;
913 fbase = (*fs)[1]->ascent;
914
915 for (int style = 1; style < 4; style++)
916 {
917#if ENABLE_STYLES
918 const char *res = rs[Rs_font + style];
919
920 if (res && !*res)
921 fontset[style] = fontset[0];
922 else
923 {
924 fontset[style] = fs = new rxvt_fontset (this);
925 rxvt_fontprop prop2 = prop;
926
927 if (res)
928 prop2.weight = prop2.slant = rxvt_fontprop::unset;
929 else
930 {
931 res = fontset[0]->fontdesc;
932
933 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
934 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
935 }
936
937 fs->populate (res);
938 fs->set_prop (prop2);
939 }
940#else
941 fontset[style] = fontset[0];
942#endif
943 }
944
945 if (parent[0])
946 {
947 resize_all_windows (0, 0, 0);
948 scr_remap_chars ();
949 scr_touch (true);
950 }
951
952 return true;
953}
954
955void rxvt_term::set_string_property (Atom prop, const char *str, int len)
592{ 956{
957 XChangeProperty (display->display, parent[0],
958 prop, XA_STRING, 8, PropModeReplace,
959 (const unsigned char *)str, len >= 0 ? len : strlen (str));
960}
961
962void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
963{
964 wchar_t *ws = rxvt_mbstowcs (str, len);
965 char *s = rxvt_wcstoutf8 (ws);
966
967 XChangeProperty (display->display, parent[0],
968 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
969 (const unsigned char *)s, strlen (s));
970
971 free (s);
972 free (ws);
593} 973}
594 974
595/*----------------------------------------------------------------------*/ 975/*----------------------------------------------------------------------*/
596/*----------------------------------------------------------------------*/ 976/*----------------------------------------------------------------------*/
597/* xterm sequences - title, iconName, color (exptl) */ 977/* xterm sequences - title, iconName, color (exptl) */
598/* EXTPROTO */
599void 978void
600rxvt_set_title(pR_ const char *str) 979rxvt_term::set_title (const char *str)
601{ 980{
602#ifndef SMART_WINDOW_TITLE 981 set_string_property (XA_WM_NAME, str);
603 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 982#if ENABLE_EWMH
604#else 983 set_utf8_property (xa[XA_NET_WM_NAME], str);
605 char *name;
606
607 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
608 name = NULL;
609 if (name == NULL || STRCMP(name, str))
610 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
611 if (name)
612 XFree(name);
613#endif 984#endif
614} 985}
615 986
616/* EXTPROTO */
617void 987void
618rxvt_set_iconName(pR_ const char *str) 988rxvt_term::set_icon_name (const char *str)
619{ 989{
620#ifndef SMART_WINDOW_TITLE 990 set_string_property (XA_WM_ICON_NAME, str);
621 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 991#if ENABLE_EWMH
622#else 992 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
623 char *name;
624
625 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
626 name = NULL;
627 if (name == NULL || STRCMP(name, str))
628 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
629 if (name)
630 XFree(name);
631#endif 993#endif
632} 994}
633 995
634#ifdef XTERM_COLOR_CHANGE 996#ifdef XTERM_COLOR_CHANGE
635/* EXTPROTO */
636void 997void
637rxvt_set_window_color(pR_ int idx, const char *color) 998rxvt_term::set_window_color (int idx, const char *color)
638{ 999{
639 rxvt_color xcol; 1000 rxvt_color xcol;
640 int i; 1001 int i;
641 1002
642 if (color == NULL || *color == '\0') 1003 if (color == NULL || *color == '\0')
643 return; 1004 return;
644 1005
645/* handle color aliases */ 1006 /* handle color aliases */
646 if (isdigit(*color)) { 1007 if (isdigit (*color))
1008 {
647 i = atoi(color); 1009 i = atoi (color);
1010
1011 if (i >= 8 && i <= 15)
648 if (i >= 8 && i <= 15) { /* bright colors */ 1012 { /* bright colors */
649 i -= 8; 1013 i -= 8;
650# ifndef NO_BRIGHTCOLOR 1014# ifndef NO_BRIGHTCOLOR
651 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 1015 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
652 SET_PIXCOLOR(R, idx); 1016 SET_PIXCOLOR (idx);
653 goto Done; 1017 goto done;
654# endif 1018# endif
655 } 1019 }
656 if (i >= 0 && i <= 7) { /* normal colors */ 1020
657 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 1021 if (i >= 0 && i <= 7)
1022 { /* normal colors */
1023 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
658 SET_PIXCOLOR(R, idx); 1024 SET_PIXCOLOR (idx);
659 goto Done; 1025 goto done;
660 } 1026 }
661 } 1027 }
1028
662 if (!rxvt_rXParseAllocColor(aR_ & xcol, color)) 1029 if (!rXParseAllocColor (&xcol, color))
663 return; 1030 return;
664/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
665 1031
666/* 1032 /* XStoreColor (display->display, display->cmap, XColor*); */
1033
1034 /*
667 * FIXME: should free colors here, but no idea how to do it so instead, 1035 * FIXME: should free colors here, but no idea how to do it so instead,
668 * so just keep gobbling up the colormap 1036 * so just keep gobbling up the colormap
669 */ 1037 */
670# if 0 1038# if 0
671 for (i = Color_Black; i <= Color_White; i++) 1039 for (i = Color_Black; i <= Color_White; i++)
672 if (R->PixColors[idx] == R->PixColors[i]) 1040 if (pix_colors[idx] == pix_colors[i])
673 break; 1041 break;
674 if (i > Color_White) { 1042 if (i > Color_White)
1043 {
675 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */ 1044 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
676 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1, 1045 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
677 DisplayPlanes(R->Xdisplay, Xscreen)); 1046 DisplayPlanes (display->display, display->screen));
678 } 1047 }
679# endif 1048# endif
680 1049
681 R->PixColors[idx] = xcol; 1050 pix_colors_focused[idx] = xcol;
682 SET_PIXCOLOR(R, idx); 1051 SET_PIXCOLOR (idx);
683 1052
684/* XSetWindowAttributes attr; */ 1053 /* XSetWindowAttributes attr; */
685/* Cursor cursor; */ 1054 /* Cursor cursor; */
686 Done: 1055done:
687 if (idx == Color_bg && !(R->Options & Opt_transparent))
688 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
689 R->PixColors[Color_bg]);
690 1056
1057#if OFF_FOCUS_FADING
1058 if (rs[Rs_fade])
1059 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1060#endif
1061
691/* handle Color_BD, scrollbar background, etc. */ 1062 /*TODO: handle Color_BD, scrollbar background, etc. */
692 1063
693 rxvt_set_colorfgbg(aR);
694 rxvt_recolour_cursor(aR); 1064 recolour_cursor ();
695/* the only reasonable way to enforce a clean update */ 1065 scr_recolour ();
696 rxvt_scr_poweron(aR);
697} 1066}
698 1067
699#else 1068#else
700# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1069# define set_window_color (idx,color) ((void)0)
701#endif /* XTERM_COLOR_CHANGE */ 1070#endif /* XTERM_COLOR_CHANGE */
702 1071
703/* EXTPROTO */
704void 1072void
705rxvt_recolour_cursor(pR) 1073rxvt_term::recolour_cursor ()
706{ 1074{
707 rxvt_color xcol[2]; 1075 XColor xcol[2];
708 1076
709#if TODO 1077 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
710 xcol[0] = R->PixColors[Color_pointer]; 1078 ? pix_colors_focused[Color_pointer_fg]
711 xcol[1] = R->PixColors[Color_bg]; 1079 : pix_colors_focused[Color_fg];
712 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1080 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1081 ? pix_colors_focused[Color_pointer_bg]
1082 : pix_colors_focused[Color_bg];
1083
1084 XQueryColors (display->display, display->cmap, xcol, 2);
713 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1085 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
714#endif
715} 1086}
716 1087
717/*----------------------------------------------------------------------*/ 1088/*----------------------------------------------------------------------*/
718/* 1089/*
719 * find if fg/bg matches any of the normal (low-intensity) colors 1090 * find if fg/bg matches any of the normal (low-intensity) colors
720 */ 1091 */
721/* INTPROTO */
722void 1092void
723rxvt_set_colorfgbg(pR) 1093rxvt_term::set_colorfgbg ()
724{ 1094{
725 unsigned int i; 1095 unsigned int i;
726 const char *xpmb = "\0"; 1096 const char *xpmb = "\0";
727 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1097 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
728 1098
729 R->env_colorfgbg =
730 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1099 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
731 STRCPY(fstr, "default"); 1100 strcpy (fstr, "default");
732 STRCPY(bstr, "default"); 1101 strcpy (bstr, "default");
733 for (i = Color_Black; i <= Color_White; i++) 1102 for (i = Color_Black; i <= Color_White; i++)
734 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1103 if (pix_colors[Color_fg] == pix_colors[i])
1104 {
735 sprintf(fstr, "%d", (i - Color_Black)); 1105 sprintf (fstr, "%d", (i - Color_Black));
736 break; 1106 break;
737 } 1107 }
1108
738 for (i = Color_Black; i <= Color_White; i++) 1109 for (i = Color_Black; i <= Color_White; i++)
739 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1110 if (pix_colors[Color_bg] == pix_colors[i])
1111 {
740 sprintf(bstr, "%d", (i - Color_Black)); 1112 sprintf (bstr, "%d", (i - Color_Black));
741#ifdef XPM_BACKGROUND 1113#ifdef XPM_BACKGROUND
742 xpmb = "default;"; 1114 xpmb = "default;";
743#endif 1115#endif
744 break; 1116 break;
745 } 1117 }
1118
746 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1119 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
747 putenv(R->env_colorfgbg);
748
749#ifndef NO_BRIGHTCOLOR
750 R->colorfgbg = DEFAULT_RSTYLE;
751 for (i = minCOLOR; i <= maxCOLOR; i++) {
752 if (R->PixColors[Color_fg] == R->PixColors[i])
753 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
754 if (R->PixColors[Color_bg] == R->PixColors[i])
755 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
756 }
757#endif
758} 1120}
759 1121
760/*----------------------------------------------------------------------*/ 1122/*----------------------------------------------------------------------*/
761/*
762 * Colour determination for low colour displays, routine from
763 * Hans de Goede <hans@highrise.nl>
764 */
765 1123
766/* EXTPROTO */
767int 1124int
768rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1125rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
769{ 1126{
770 screen_in_out->set(aR_ colour);
771
772 if (!screen_in_out->set(aR_ colour)) { 1127 if (!screen_in_out->set (display, colour))
773 rxvt_print_error("can't allocate colour: %s", colour); 1128 {
1129 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
774 return false; 1130 return false;
775 } 1131 }
776 1132
777 return true; 1133 return true;
778} 1134}
779 1135
780/* -------------------------------------------------------------------- * 1136/* -------------------------------------------------------------------- *
781 * - WINDOW RESIZING - * 1137 * - WINDOW RESIZING - *
782 * -------------------------------------------------------------------- */ 1138 * -------------------------------------------------------------------- */
783/* EXTPROTO */
784void 1139void
785rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1140rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
786 int ignoreparent)
787{ 1141{
788 int fix_screen; 1142 int fix_screen;
1143 int old_width = szHint.width, old_height = szHint.height;
1144 dDisp;
789 1145
1146 window_calc (newwidth, newheight);
1147 XSetWMNormalHints (disp, parent[0], &szHint);
1148
1149 if (!ignoreparent)
1150 {
790#ifdef SMART_RESIZE 1151#ifdef SMART_RESIZE
791 int old_width = R->szHint.width, old_height = R->szHint.height; 1152 /*
792#endif
793
794 rxvt_window_calc(aR_ width, height);
795 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
796 if (!ignoreparent) {
797#ifdef SMART_RESIZE
798/*
799 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1153 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
800 * reposition window on resize depending on placement on screen 1154 * reposition window on resize depending on placement on screen
801 */ 1155 */
802 int x, y, x1, y1; 1156 int x, y, x1, y1;
803 int dx, dy; 1157 int dx, dy;
804 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1158 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
805 Window unused_cr; 1159 Window unused_cr;
806 1160
807 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1161 XTranslateCoordinates (disp, parent[0], display->root,
808 0, 0, &x, &y, &unused_cr); 1162 0, 0, &x, &y, &unused_cr);
809 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1163 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
810 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1164 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
811 /* 1165 /*
812 * if Xroot isn't the parent window, a WM will probably have offset 1166 * if display->root isn't the parent window, a WM will probably have offset
813 * our position for handles and decorations. Counter it 1167 * our position for handles and decorations. Counter it
814 */ 1168 */
815 if (x1 != x || y1 != y) { 1169 if (x1 != x || y1 != y)
1170 {
816 x -= x1; 1171 x -= x1;
817 y -= y1; 1172 y -= y1;
818 } 1173 }
819 1174
820 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1175 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
821 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1176 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
822 dx = old_width - R->szHint.width; 1177 dx = old_width - szHint.width;
823 dy = old_height - R->szHint.height; 1178 dy = old_height - szHint.height;
824 1179
825 /* Check position of the center of the window */ 1180 /* Check position of the center of the window */
826 if (x < x1) /* left half */ 1181 if (x < x1) /* left half */
827 dx = 0; 1182 dx = 0;
828 else if (x == x1) /* exact center */ 1183 else if (x == x1) /* exact center */
829 dx /= 2; 1184 dx /= 2;
830 if (y < y1) /* top half */ 1185 if (y < y1) /* top half */
831 dy = 0; 1186 dy = 0;
832 else if (y == y1) /* exact center */ 1187 else if (y == y1) /* exact center */
833 dy /= 2; 1188 dy /= 2;
834 1189
835 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1190 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
836 R->szHint.width, R->szHint.height); 1191 szHint.width, szHint.height);
837#else 1192#else
838 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1193 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
839 R->szHint.height);
840#endif 1194#endif
841 } 1195 }
842 1196
843 fix_screen = (R->TermWin.ncol != R->prev_ncol 1197 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
844 || R->TermWin.nrow != R->prev_nrow); 1198
845 if (fix_screen || width != R->old_width || height != R->old_height) { 1199 if (fix_screen || newwidth != old_width || newheight != old_height)
1200 {
846 if (scrollbar_visible(R)) { 1201 if (scrollbar_visible ())
1202 {
847 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1203 XMoveResizeWindow (disp, scrollBar.win,
1204 window_sb_x, 0,
848 0, scrollbar_TotalWidth(), R->szHint.height); 1205 scrollbar_TotalWidth (), szHint.height);
849 rxvt_Resize_scrollBar(aR); 1206 resize_scrollbar ();
850 } 1207 }
1208
851 if (menubar_visible(R)) 1209 if (menubar_visible ())
852 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1210 XMoveResizeWindow (disp, menuBar.win,
1211 window_vt_x, 0,
853 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1212 TermWin_TotalWidth (), menuBar_TotalHeight ());
854 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x, 1213
855 R->window_vt_y, TermWin_TotalWidth(), 1214 XMoveResizeWindow (disp, vt,
1215 window_vt_x, window_vt_y,
856 TermWin_TotalHeight()); 1216 TermWin_TotalWidth (), TermWin_TotalHeight ());
857#ifdef RXVT_GRAPHICS 1217
858 if (R->old_height)
859 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
860 R->old_height - R->szHint.base_height);
861#endif
862 rxvt_scr_clear(aR); 1218 scr_clear ();
863#ifdef XPM_BACKGROUND 1219#ifdef XPM_BACKGROUND
864 rxvt_resize_pixmap(aR); 1220 resize_pixmap ();
865#endif 1221#endif
866 } 1222 }
867 1223
868 if (fix_screen || R->old_height == 0) { 1224 if (fix_screen || old_height == 0)
1225 {
869 int curr_screen = -1; 1226 int curr_screen = -1;
870 uint16_t old_ncol = R->prev_ncol; 1227 int old_ncol = prev_ncol;
871 1228
872 /* scr_reset only works on the primary screen */ 1229 /* scr_reset only works on the primary screen */
873 if (R->old_height) /* this is not the first time through */ 1230 if (old_height) /* this is not the first time through */
1231 {
1232 unsigned int ocol = ncol;
1233 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
874 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1234 curr_screen = scr_change_screen (PRIMARY);
875 rxvt_scr_reset(aR); 1235 ncol = ocol;
876 if (curr_screen >= 0) { /* this is not the first time through */
877 rxvt_scr_change_screen(aR_ curr_screen);
878 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
879 } 1236 }
880 }
881 1237
1238 scr_reset ();
1239
1240 if (curr_screen >= 0) /* this is not the first time through */
1241 {
1242 scr_change_screen (curr_screen);
1243 selection_check (old_ncol != ncol ? 4 : 0);
1244 }
1245 }
1246
882 R->old_width = R->szHint.width; 1247 old_width = szHint.width;
883 R->old_height = R->szHint.height; 1248 old_height = szHint.height;
1249
1250#ifdef XPM_BACKGROUND
1251 if (pixmap)
1252 scr_touch (false);
1253#endif
884 1254
885#ifdef USE_XIM 1255#ifdef USE_XIM
886 rxvt_IMSetStatusPosition(aR); 1256 IMSetStatusPosition ();
887#endif 1257#endif
888} 1258}
889 1259
890/* 1260/*
891 * Set the width/height of the vt window in characters. Units are pixels. 1261 * Set the width/height of the vt window in characters. Units are pixels.
892 * good for toggling 80/132 columns 1262 * good for toggling 80/132 columns
893 */ 1263 */
894/* EXTPROTO */
895void 1264void
896rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1265rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
897{ 1266{
898 XWindowAttributes wattr; 1267 XWindowAttributes wattr;
899 1268
900 if (width == 0 || height == 0) { 1269 if (newwidth == 0 || newheight == 0)
1270 {
901 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1271 XGetWindowAttributes (display->display, display->root, &wattr);
1272
902 if (width == 0) 1273 if (newwidth == 0)
903 width = wattr.width - R->szHint.base_width; 1274 newwidth = wattr.width - szHint.base_width;
904 if (height == 0) 1275 if (newheight == 0)
905 height = wattr.height - R->szHint.base_height; 1276 newheight = wattr.height - szHint.base_height;
1277 }
1278
1279 if (newwidth != width || newheight != height)
906 } 1280 {
907 if (width != R->TermWin.width || height != R->TermWin.height) {
908 width += R->szHint.base_width; 1281 newwidth += szHint.base_width;
909 height += R->szHint.base_height; 1282 newheight += szHint.base_height;
910 rxvt_resize_all_windows(aR_ width, height, 0); 1283 resize_all_windows (newwidth, newheight, 0);
911 } 1284 }
912} 1285}
913 1286
914/* -------------------------------------------------------------------- * 1287/* -------------------------------------------------------------------- *
915 * - X INPUT METHOD ROUTINES - * 1288 * - X INPUT METHOD ROUTINES - *
916 * -------------------------------------------------------------------- */ 1289 * -------------------------------------------------------------------- */
917#ifdef USE_XIM 1290#ifdef USE_XIM
918/* INTPROTO */
919void
920rxvt_setSize(pR_ XRectangle * size)
921{
922 size->x = R->TermWin.int_bwidth;
923 size->y = R->TermWin.int_bwidth;
924 size->width = Width2Pixel(R->TermWin.ncol);
925 size->height = Height2Pixel(R->TermWin.nrow);
926}
927 1291
928/* INTPROTO */
929void 1292void
930rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1293rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
931{ 1294{
932 *fg = R->PixColors[Color_fg]; 1295 fg = pix_colors[Color_fg];
933 *bg = R->PixColors[Color_bg]; 1296 bg = pix_colors[Color_bg];
1297}
1298
1299void
1300rxvt_term::im_set_size (XRectangle &size)
1301{
1302 // the int_bwidth terms make no sense to me
1303 size.x = int_bwidth;
1304 size.y = int_bwidth;
1305 size.width = Width2Pixel (ncol) + int_bwidth;
1306 size.height = Height2Pixel (nrow) + int_bwidth;
1307}
1308
1309void
1310rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1311 XRectangle &status_rect,
1312 const XRectangle &needed_rect)
1313{
1314 preedit_rect.x = needed_rect.width;
1315 preedit_rect.y = 0;
1316 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1317 preedit_rect.height = fheight;
1318
1319 status_rect.x = 0;
1320 status_rect.y = 0;
1321 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1322 status_rect.height = fheight;
934} 1323}
935 1324
936/* Checking whether input method is running. */ 1325/* Checking whether input method is running. */
937/* INTPROTO */
938Bool 1326bool
939rxvt_IMisRunning(pR) 1327rxvt_term::IMisRunning ()
940{ 1328{
941 char *p; 1329 char *p;
942 Atom atom; 1330 Atom atom;
943 Window win; 1331 Window win;
944 char server[IMBUFSIZ]; 1332 char server[IMBUFSIZ];
945 1333
946/* get current locale modifier */ 1334 /* get current locale modifier */
947 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1335 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1336 {
948 STRCPY(server, "@server="); 1337 strcpy (server, "@server=");
949 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1338 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1339
950 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1340 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
951 *p = '\0'; 1341 *p = '\0';
952 1342
953 atom = XInternAtom(R->Xdisplay, server, False); 1343 atom = XInternAtom (display->display, server, False);
954 win = XGetSelectionOwner(R->Xdisplay, atom); 1344 win = XGetSelectionOwner (display->display, atom);
1345
955 if (win != None) 1346 if (win != None)
956 return True; 1347 return True;
957 } 1348 }
1349
958 return False; 1350 return False;
959} 1351}
960 1352
961/* EXTPROTO */
962void 1353void
963rxvt_IMSendSpot(pR) 1354rxvt_term::IMSendSpot ()
964{ 1355{
965 XPoint spot; 1356 XPoint nspot;
966 XVaNestedList preedit_attr; 1357 XVaNestedList preedit_attr;
967 1358
968 if (R->Input_Context == NULL 1359 if (!Input_Context
1360 || !focus
969 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1361 || !(input_style & XIMPreeditPosition))
970 || !(R->event_type == KeyPress
971 || R->event_type == Expose
972 || R->event_type == NoExpose
973 || R->event_type == SelectionNotify
974 || R->event_type == ButtonRelease || R->event_type == FocusIn)
975 || !rxvt_IMisRunning(aR))
976 return; 1362 return;
977 1363
978 rxvt_setPosition(aR_ & spot); 1364 im_set_position (nspot);
979 1365
1366 if (nspot.x == spot.x && nspot.y == spot.y)
1367 return;
1368
1369 spot = nspot;
1370
980 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1371 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
981 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1372 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
982 XFree(preedit_attr); 1373 XFree (preedit_attr);
983} 1374}
984 1375
985/* EXTPROTO */
986void 1376void
987rxvt_setTermFontSet(pR_ int idx) 1377rxvt_term::im_destroy ()
988{ 1378{
989 char *string; 1379 if (input_method)
990 long length;
991 int success = 0;
992
993 if (idx < 0 || idx >= MAX_NFONTS)
994 return;
995}
996
997/* INTPROTO */
998void
999rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1000 XRectangle * needed_rect)
1001{
1002 int mbh, vtx = 0;
1003
1004 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1005 vtx = scrollbar_TotalWidth();
1006 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1007 mbh -= R->TermWin.lineSpace;
1008
1009 preedit_rect->x = needed_rect->width + vtx;
1010 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1011
1012 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1013 + vtx;
1014 preedit_rect->height = Height2Pixel(1);
1015
1016 status_rect->x = vtx;
1017 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1018
1019 status_rect->width = needed_rect->width ? needed_rect->width
1020 : Width2Pixel(R->TermWin.ncol + 1);
1021 status_rect->height = Height2Pixel(1);
1022}
1023
1024/* ARGSUSED */
1025/* INTPROTO */
1026void
1027rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1028 __attribute__ ((unused)), XPointer call_data
1029 __attribute__ ((unused)))
1030{
1031 dR;
1032
1033 R->Input_Context = NULL;
1034/* To avoid Segmentation Fault in C locale: Solaris only? */
1035 if (STRCMP(R->locale, "C"))
1036 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1037 rxvt_IMInstantiateCallback, NULL);
1038}
1039
1040/*
1041 * X manual pages and include files don't match on some systems:
1042 * some think this is an XIDProc and others an XIMProc so we can't
1043 * use the first argument - need to update this to be nice for
1044 * both types via some sort of configure detection
1045 */
1046/* ARGSUSED */
1047/* EXTPROTO */
1048void
1049rxvt_IMInstantiateCallback(Display * unused
1050 __attribute__ ((unused)), XPointer client_data
1051 __attribute__ ((unused)), XPointer call_data
1052 __attribute__ ((unused)))
1053{
1054 dR;
1055 int i, found, had_im;
1056 const char *p;
1057 char **s;
1058 char buf[IMBUFSIZ];
1059
1060 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1061 if (R->Input_Context)
1062 return;
1063
1064 found = had_im = 0;
1065 p = R->rs[Rs_inputMethod];
1066 if (p && *p) {
1067 had_im = 1;
1068 s = rxvt_splitcommastring(p);
1069 for (i = 0; s[i]; i++) {
1070 if (*s[i]) {
1071 STRCPY(buf, "@im=");
1072 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1073 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1074 && (rxvt_IM_get_IC(aR) == True)) {
1075 found = 1;
1076 break;
1077 }
1078 }
1079 }
1080 for (i = 0; s[i]; i++)
1081 free(s[i]);
1082 free(s);
1083 } 1380 {
1084 if (found) 1381 if (Input_Context && input_method->xim)
1085 return; 1382 XDestroyIC (Input_Context);
1086 1383
1087/* try with XMODIFIERS env. var. */ 1384 display->put_xim (input_method);
1088 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1385 input_method = 0;
1089 rxvt_IM_get_IC(aR);
1090 return;
1091 } 1386 }
1092 1387
1093/* try with no modifiers base IF the user didn't specify an IM */ 1388 Input_Context = 0;
1094 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1095 && rxvt_IM_get_IC(aR) == True)
1096 return;
1097} 1389}
1098 1390
1099/* 1391/*
1100 * Try to open a XIM with the current modifiers, then see if we can 1392 * Try to open a XIM with the current modifiers, then see if we can
1101 * open a suitable preedit type 1393 * open a suitable preedit type
1102 */ 1394 */
1103/* INTPROTO */
1104Bool 1395bool
1105rxvt_IM_get_IC(pR) 1396rxvt_term::IM_get_IC (const char *modifiers)
1106{ 1397{
1107 int i, j, found; 1398 int i, j, found;
1108 XIM xim; 1399 XIM xim;
1109 XPoint spot; 1400 XPoint spot;
1110 XRectangle rect, status_rect, needed_rect; 1401 XRectangle rect, status_rect, needed_rect;
1111 unsigned long fg, bg; 1402 unsigned long fg, bg;
1112 const char *p; 1403 const char *p;
1113 char **s; 1404 char **s;
1114 XIMStyles *xim_styles; 1405 XIMStyles *xim_styles;
1115 XVaNestedList preedit_attr, status_attr;
1116 XIMCallback ximcallback;
1117 1406
1407 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1408 return false;
1409
1118 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1410 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1119 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1411 input_method = display->get_xim (locale, modifiers);
1120 if (xim == NULL) 1412 if (input_method == NULL)
1121 return False; 1413 return false;
1122 1414
1415 xim = input_method->xim;
1416 spot.x = spot.y = -1;
1417
1123 xim_styles = NULL; 1418 xim_styles = NULL;
1124 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1419 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1125 || !xim_styles || !xim_styles->count_styles) { 1420 || !xim_styles || !xim_styles->count_styles)
1126 XCloseIM(xim); 1421 {
1422 im_destroy ();
1127 return False; 1423 return false;
1424 }
1425
1426 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1427
1428 for (int pi = 0; pi < 2; pi++)
1128 } 1429 {
1430 p = pet[pi];
1129 1431
1130 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1432 if (!p)
1131 : "OverTheSpot,OffTheSpot,Root"; 1433 continue;
1434
1132 s = rxvt_splitcommastring(p); 1435 s = rxvt_splitcommastring (p);
1436
1133 for (i = found = 0; !found && s[i]; i++) { 1437 for (i = found = 0; !found && s[i]; i++)
1438 {
1134 if (!STRCMP(s[i], "OverTheSpot")) 1439 if (!strcmp (s[i], "OverTheSpot"))
1135 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1440 input_style = (XIMPreeditPosition | XIMStatusNothing);
1136 else if (!STRCMP(s[i], "OffTheSpot")) 1441 else if (!strcmp (s[i], "OffTheSpot"))
1137 R->input_style = (XIMPreeditArea | XIMStatusArea); 1442 input_style = (XIMPreeditArea | XIMStatusArea);
1138 else if (!STRCMP(s[i], "Root")) 1443 else if (!strcmp (s[i], "Root"))
1139 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1444 input_style = (XIMPreeditNothing | XIMStatusNothing);
1445 else if (!strcmp (s[i], "None"))
1446 input_style = (XIMPreeditNone | XIMStatusNone);
1140 1447
1141 for (j = 0; j < xim_styles->count_styles; j++) 1448 for (j = 0; j < xim_styles->count_styles; j++)
1142 if (R->input_style == xim_styles->supported_styles[j]) { 1449 if (input_style == xim_styles->supported_styles[j])
1450 {
1451 rxvt_freecommastring (s);
1452
1143 found = 1; 1453 found = 1;
1454 goto foundpet;
1455 }
1456
1457 }
1458
1459 rxvt_freecommastring (s);
1460 }
1461
1462foundpet:
1463
1464 XFree (xim_styles);
1465
1466 if (!found)
1467 {
1468 im_destroy ();
1469 return false;
1470 }
1471
1472 XFontSet fs = 0;
1473 XVaNestedList preedit_attr = 0, status_attr = 0;
1474
1475 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1476 {
1477 // fake us a font-set, please
1478 char **missing_charset_list;
1479 int missing_charset_count;
1480 char *def_string;
1481 char pat[512];
1482
1483 sprintf (pat,
1484 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1485 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1486 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1487 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1488 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1489 "*",
1490 fheight,
1491 fheight + 1, fheight - 1,
1492 fheight - 2, fheight + 2);
1493
1494 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1495 &missing_charset_list, &missing_charset_count, &def_string);
1496
1497 if (missing_charset_list)
1498 XFreeStringList (missing_charset_list);
1499
1500 if (!fs)
1501 {
1502 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1503 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1504 }
1505 }
1506
1507 if (input_style & XIMPreeditPosition)
1508 {
1509 im_set_size (rect);
1510 im_set_position (spot);
1511 im_set_color (fg, bg);
1512
1513 preedit_attr = XVaCreateNestedList (0,
1514 XNForeground, fg,
1515 XNBackground, bg,
1516 XNArea, &rect,
1517 XNSpotLocation, &spot,
1518 XNFontSet, fs,
1519 NULL);
1520 }
1521 else if (input_style & XIMPreeditArea)
1522 {
1523 im_set_color (fg, bg);
1524
1525 /*
1526 * The necessary width of preedit area is unknown
1527 * until create input context.
1528 */
1529 needed_rect.width = 0;
1530 im_set_preedit_area (rect, status_rect, needed_rect);
1531
1532 preedit_attr = XVaCreateNestedList (0,
1533 XNForeground, fg,
1534 XNBackground, bg,
1535 XNArea, &rect,
1536 XNFontSet, fs,
1537 NULL);
1538 status_attr = XVaCreateNestedList (0,
1539 XNForeground, fg,
1540 XNBackground, bg,
1541 XNArea, &status_rect,
1542 XNFontSet, fs,
1543 NULL);
1544 }
1545
1546 Input_Context = XCreateIC (xim,
1547 XNInputStyle, input_style,
1548 XNClientWindow, vt,
1549 XNFocusWindow, parent[0],
1550 preedit_attr ? XNPreeditAttributes : NULL,
1551 preedit_attr,
1552 status_attr ? XNStatusAttributes : NULL,
1553 status_attr, NULL);
1554
1555 if (preedit_attr) XFree (preedit_attr);
1556 if (status_attr) XFree (status_attr);
1557 if (fs) XFreeFontSet (display->display, fs);
1558
1559 if (Input_Context == NULL)
1560 {
1561 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1562 im_destroy ();
1563 return false;
1564 }
1565
1566 if (input_style & XIMPreeditArea)
1567 IMSetStatusPosition ();
1568
1569 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1570 return true;
1571}
1572
1573void
1574rxvt_term::im_cb ()
1575{
1576 int i;
1577 const char *p;
1578 char **s;
1579 char buf[IMBUFSIZ];
1580
1581 SET_R (this);
1582
1583 im_destroy ();
1584
1585 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1586 if (Input_Context)
1587 return;
1588
1589#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1590 if (rs[Rs_imLocale])
1591 SET_LOCALE (rs[Rs_imLocale]);
1592#endif
1593
1594 p = rs[Rs_inputMethod];
1595 if (p && *p)
1596 {
1597 bool found = false;
1598
1599 s = rxvt_splitcommastring (p);
1600
1601 for (i = 0; s[i]; i++)
1602 {
1603 if (*s[i])
1604 {
1605 strcpy (buf, "@im=");
1606 strncat (buf, s[i], IMBUFSIZ - 5);
1607 if (IM_get_IC (buf))
1608 {
1609 found = true;
1144 break; 1610 break;
1611 }
1145 } 1612 }
1146 } 1613 }
1147 for (i = 0; s[i]; i++)
1148 free(s[i]);
1149 free(s);
1150 XFree(xim_styles);
1151 1614
1615 rxvt_freecommastring (s);
1616
1152 if (!found) { 1617 if (found)
1153 XCloseIM(xim); 1618 goto done;
1154 return False;
1155 } 1619 }
1156 1620
1157 ximcallback.callback = rxvt_IMDestroyCallback; 1621 /* try with XMODIFIERS env. var. */
1622 if (IM_get_IC (""))
1623 goto done;
1158 1624
1159/* XXX: not sure why we need this (as well as IC one below) */ 1625 /* try with no modifiers base IF the user didn't specify an IM */
1160 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1626 if (IM_get_IC ("@im=none"))
1627 goto done;
1161 1628
1162 preedit_attr = status_attr = NULL; 1629done:
1163 1630#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1164 if (R->input_style & XIMPreeditPosition) { 1631 if (rs[Rs_imLocale])
1165 rxvt_setSize(aR_ & rect); 1632 SET_LOCALE (locale);
1166 rxvt_setPosition(aR_ & spot); 1633#endif
1167 rxvt_setColor(aR_ & fg, &bg);
1168
1169 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1170 XNSpotLocation, &spot,
1171 XNForeground, fg, XNBackground, bg,
1172 //XNFontSet, R->TermWin.fontset,
1173 NULL);
1174 } else if (R->input_style & XIMPreeditArea) {
1175 rxvt_setColor(aR_ & fg, &bg);
1176
1177 /*
1178 * The necessary width of preedit area is unknown
1179 * until create input context.
1180 */
1181 needed_rect.width = 0;
1182
1183 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1184
1185 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1186 XNForeground, fg, XNBackground, bg,
1187 //XNFontSet, R->TermWin.fontset,
1188 NULL);
1189 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1190 XNForeground, fg, XNBackground, bg,
1191 //XNFontSet, R->TermWin.fontset,
1192 NULL);
1193 }
1194 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1195 XNClientWindow, R->TermWin.parent[0],
1196 XNFocusWindow, R->TermWin.parent[0],
1197 XNDestroyCallback, &ximcallback,
1198 preedit_attr ? XNPreeditAttributes : NULL,
1199 preedit_attr,
1200 status_attr ? XNStatusAttributes : NULL,
1201 status_attr, NULL);
1202 if (preedit_attr)
1203 XFree(preedit_attr);
1204 if (status_attr)
1205 XFree(status_attr);
1206 if (R->Input_Context == NULL) {
1207 rxvt_print_error("failed to create input context");
1208 XCloseIM(xim);
1209 return False;
1210 }
1211 if (R->input_style & XIMPreeditArea)
1212 rxvt_IMSetStatusPosition(aR);
1213 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1214 return True;
1215} 1634}
1216 1635
1217/* EXTPROTO */
1218void 1636void
1219rxvt_IMSetStatusPosition(pR) 1637rxvt_term::IMSetStatusPosition ()
1220{ 1638{
1221 XRectangle preedit_rect, status_rect, *needed_rect; 1639 XRectangle preedit_rect, status_rect, *needed_rect;
1222 XVaNestedList preedit_attr, status_attr; 1640 XVaNestedList preedit_attr, status_attr;
1223 1641
1224 if (R->Input_Context == NULL 1642 if (!Input_Context
1643 || !focus
1225 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1644 || !(input_style & XIMPreeditArea)
1226 || !rxvt_IMisRunning(aR)) 1645 || !IMisRunning ())
1227 return; 1646 return;
1228 1647
1229/* Getting the necessary width of preedit area */ 1648 /* Getting the necessary width of preedit area */
1230 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1649 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1231 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1650 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1232 XFree(status_attr); 1651 XFree (status_attr);
1233 1652
1234 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1653 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1654 XFree (needed_rect);
1235 1655
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1656 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1237 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1657 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1238 1658
1239 XSetICValues(R->Input_Context, 1659 XSetICValues (Input_Context,
1240 XNPreeditAttributes, preedit_attr, 1660 XNPreeditAttributes, preedit_attr,
1241 XNStatusAttributes, status_attr, NULL); 1661 XNStatusAttributes, status_attr, NULL);
1242 1662
1243 XFree(preedit_attr); 1663 XFree (preedit_attr);
1244 XFree(status_attr); 1664 XFree (status_attr);
1245} 1665}
1246#endif /* USE_XIM */ 1666#endif /* USE_XIM */
1247 1667
1248/*----------------------------------------------------------------------*/ 1668/*----------------------------------------------------------------------*/
1249rxvt_t rxvt_current_term; 1669rxvt_t rxvt_current_term;

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