ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/main.C
(Generate patch)

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.153 by root, Tue Dec 27 12:23:37 2005 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.3 2003/11/25 11:52:42 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 */
36 35
36#include <limits>
37
37#include <signal.h> 38#include <csignal>
39#include <cstring>
38 40
39#ifdef TTY_GID_SUPPORT 41#ifdef TTY_GID_SUPPORT
40# include <grp.h> 42# include <grp.h>
41#endif 43#endif
42 44
43#ifdef HAVE_TERMIOS_H 45#ifdef HAVE_TERMIOS_H
44# include <termios.h> 46# include <termios.h>
45#endif 47#endif
46 48
49#ifdef KEYSYM_RESOURCE
50# include "keyboard.h"
51#endif
52
53vector<rxvt_term *> rxvt_term::termlist;
54
55static char curlocale[128];
56
57bool
58rxvt_set_locale (const char *locale)
59{
60 if (!locale || !strncmp (locale, curlocale, 128))
61 return false;
62
63 strncpy (curlocale, locale, 128);
64 setlocale (LC_CTYPE, curlocale);
65 return true;
66}
67
68#if ENABLE_COMBINING
69class rxvt_composite_vec rxvt_composite;
70
71text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
72{
73 compose_char *cc;
74
75 // break compose chains, as stupid readline really likes to duplicate
76 // composing characters for some reason near the end of a line.
77 cc = (*this)[c1];
78 while (cc)
79 {
80 if (cc->c2 == c2) return c1;
81 cc = (*this)[cc->c1];
82 }
83
84 // check to see wether this combination already exists otherwise
85 for (cc = v.end (); cc-- > v.begin (); )
86 {
87 if (cc->c1 == c1 && cc->c2 == c2)
88 return COMPOSE_LO + (cc - v.begin ());
89 }
90
91 // allocate a new combination
92 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
93 {
94 static int seen;
95
96 if (!seen++)
97 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
98
99 return REPLACEMENT_CHAR;
100 }
101
102 v.push_back (compose_char (c1, c2));
103
104 return v.size () - 1 + COMPOSE_LO;
105}
106
107int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
108{
109 compose_char *cc = (*this)[c];
110
111 if (!cc)
112 {
113 if (r) *r = c;
114 return 1;
115 }
116
117 int len = expand (cc->c1, r);
118
119 if (r) r += len;
120
121 if (cc->c2 != NOCHAR)
122 {
123 len++;
124 if (r) *r++ = cc->c2;
125 }
126
127 return len;
128
129}
130#endif
131
47rxvt_term::rxvt_term() 132rxvt_term::rxvt_term ()
133 :
134#if TRANSPARENT
135 rootwin_ev (this, &rxvt_term::rootwin_cb),
136#endif
137#ifdef HAVE_SCROLLBARS
138 scrollbar_ev (this, &rxvt_term::x_cb),
139#endif
140#ifdef MENUBAR
141 menubar_ev (this, &rxvt_term::x_cb),
142#endif
143#ifdef CURSOR_BLINK
144 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
145#endif
146#ifdef TEXT_BLINK
147 text_blink_ev (this, &rxvt_term::text_blink_cb),
148#endif
149#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
150 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
151#endif
152#ifdef SELECTION_SCROLLING
153 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
154#endif
155#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
156 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
157#endif
158#ifdef POINTER_BLANK
159 pointer_ev (this, &rxvt_term::pointer_cb),
160#endif
161#ifdef USE_XIM
162 im_ev (this, &rxvt_term::im_cb),
163#endif
164 termwin_ev (this, &rxvt_term::x_cb),
165 vt_ev (this, &rxvt_term::x_cb),
166 check_ev (this, &rxvt_term::check_cb),
167 flush_ev (this, &rxvt_term::flush_cb),
168 destroy_ev (this, &rxvt_term::destroy_cb),
48: pty_ev(this, &rxvt_term::pty_cb), 169 pty_ev (this, &rxvt_term::pty_cb),
49 x_ev (this, &rxvt_term::x_cb) 170 incr_ev (this, &rxvt_term::incr_cb)
50{ 171{
51 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 172 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
52}
53 173
174 termlist.push_back (this);
175
176#ifdef KEYSYM_RESOURCE
177 keyboard = new keyboard_manager;
178
179 if (!keyboard)
180 rxvt_fatal ("out of memory, aborting.\n");
181#endif
182}
183
184// clean up the most important stuff, do *not* call x or free mem etc.
185// for use before an emergency exit
186void rxvt_term::emergency_cleanup ()
187{
188 if (cmd_pid)
189 kill (-cmd_pid, SIGHUP);
190
191#ifdef UTMP_SUPPORT
192 privileged_utmp (RESTORE);
193#endif
194
195 pty.put ();
196}
197
198rxvt_term::~rxvt_term ()
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
54void * 293void
55rxvt_term::operator new (size_t s) 294rxvt_term::child_exit ()
56{ 295{
57 void *p = malloc (s); 296 cmd_pid = 0;
58 297
59 MEMSET (p, 0, s); 298 if (!(options & Opt_hold))
299 destroy ();
300}
301
302void
303rxvt_term::destroy ()
304{
305 if (destroy_ev.active)
60 return p; 306 return;
61}
62 307
63void 308#if ENABLE_OVERLAY
64rxvt_term::operator delete (void *p, size_t s) 309 scr_overlay_off ();
65{ 310#endif
66 free (p);
67}
68 311
69/*----------------------------------------------------------------------*/ 312 if (display)
70/* rxvt_init() */
71/* LIBPROTO */
72rxvt_t
73rxvt_init(int argc, const char *const *argv)
74{
75 const char **cmd_argv;
76
77 SET_R(new rxvt_term);
78 dR;
79
80 if (rxvt_init_vars(aR) < 0)
81 {
82 free(R);
83 return NULL;
84 } 313 {
85 314#if USE_XIM
86/* 315 im_ev.stop (display);
87 * Save and then give up any super-user privileges
88 * If we need privileges in any area then we must specifically request it.
89 * We should only need to be root in these cases:
90 * 1. write utmp entries on some systems
91 * 2. chown tty on some systems
92 */
93 rxvt_privileges(aR_ SAVE);
94 rxvt_privileges(aR_ IGNORE);
95
96 rxvt_init_secondary(aR);
97
98 cmd_argv = rxvt_init_resources(aR_ argc, argv);
99
100 R->x_ev.start (ConnectionNumber (R->Xdisplay), EVENT_READ);
101
102#if (MENUBAR_MAX)
103 rxvt_menubar_read(aR_ R->rs[Rs_menu]);
104#endif 316#endif
105#ifdef HAVE_SCROLLBARS 317#if HAVE_SCROLLBARS
106 if (R->Options & Opt_scrollBar) 318 scrollbar_ev.stop (display);
107 scrollbar_setIdle(); /* set existence for size calculations */
108#endif 319#endif
109
110 rxvt_Create_Windows(aR_ argc, argv);
111
112 rxvt_init_xlocale(aR);
113
114 rxvt_scr_reset(aR); /* initialize screen */
115#ifdef RXVT_GRAPHICS
116 rxvt_Gr_reset(aR); /* reset graphics */
117#endif
118
119#if 0
120#ifdef DEBUG_X
121 XSynchronize(R->Xdisplay, True);
122 XSetErrorHandler((XErrorHandler) abort);
123#else
124 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
125#endif
126#endif
127
128#ifdef HAVE_SCROLLBARS
129 if (R->Options & Opt_scrollBar)
130 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
131#endif
132#if (MENUBAR_MAX) 320#if MENUBAR
133 if (menubar_visible(r)) 321 menubar_ev.stop (display);
134 XMapWindow(R->Xdisplay, R->menuBar.win);
135#endif 322#endif
136#ifdef TRANSPARENT 323#if TRANSPARENT
137 if (R->Options & Opt_transparent) 324 rootwin_ev.stop (display);
138 { 325#endif
139 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask); 326 incr_ev.stop ();
140 rxvt_check_our_parents(aR); 327 termwin_ev.stop (display);
328 vt_ev.stop (display);
141 } 329 }
142#endif
143 XMapWindow(R->Xdisplay, R->TermWin.vt);
144 XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
145 330
146 rxvt_init_env(aR); 331 check_ev.stop ();
147 rxvt_init_command(aR_ cmd_argv); 332 pty_ev.stop ();
148 333#ifdef CURSOR_BLINK
149 R->pty_ev.start (R->cmd_fd, EVENT_READ); 334 cursor_blink_ev.stop ();
150
151 return R;
152}
153
154/* ------------------------------------------------------------------------- *
155 * SIGNAL HANDLING & EXIT HANDLER *
156 * ------------------------------------------------------------------------- */
157/*
158 * Catch a SIGCHLD signal and exit if the direct child has died
159 */
160/* ARGSUSED */
161/* EXTPROTO */
162RETSIGTYPE
163rxvt_Child_signal(int sig __attribute__ ((unused)))
164{
165 dR;
166 int pid, save_errno = errno;
167
168 do {
169 errno = 0;
170 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
171
172 if (pid == R->cmd_pid)
173 exit(EXIT_SUCCESS);
174
175 errno = save_errno;
176 signal(SIGCHLD, rxvt_Child_signal);
177}
178
179/*
180 * Catch a fatal signal and tidy up before quitting
181 */
182/* EXTPROTO */
183RETSIGTYPE
184rxvt_Exit_signal(int sig)
185{
186 signal(sig, SIG_DFL);
187#ifdef DEBUG_CMD
188 rxvt_print_error("signal %d", sig);
189#endif 335#endif
190 rxvt_clean_exit(); 336#ifdef TEXT_BLINK
191 kill(getpid(), sig); 337 text_blink_ev.stop ();
192} 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
193 348
194/* ARGSUSED */ 349 destroy_ev.start (0);
195/* INTPROTO */ 350}
196int
197rxvt_xerror_handler(const Display * display
198 __attribute__ ((unused)), const XErrorEvent * event)
199{
200 dR;
201 351
202 if (R->allowedxerror == -1) { 352void
203 R->allowedxerror = event->error_code; 353rxvt_term::destroy_cb (time_watcher &w)
204 return 0; /* ignored anyway */ 354{
205 } 355 SET_R (this);
206 rxvt_print_error("XError: Request: %d . %d, Error: %d", 356
207 event->request_code, event->minor_code, 357 delete this;
208 event->error_code);
209/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
210 exit(EXIT_FAILURE);
211/* NOTREACHED */
212} 358}
213 359
214/*----------------------------------------------------------------------*/ 360/*----------------------------------------------------------------------*/
215/* 361/*
216 * Exit gracefully, clearing the utmp entry and restoring tty attributes 362 * Exit gracefully, clearing the utmp entry and restoring tty attributes
217 * TODO: if debugging, this should free up any known resources if we can 363 * TODO: if debugging, this should free up any known resources if we can
218 */ 364 */
219/* EXTPROTO */ 365static XErrorHandler old_xerror_handler;
220void
221rxvt_clean_exit(void)
222{
223 dR;
224 366
225#ifdef DEBUG_SCREEN 367static void
226 rxvt_scr_release(aR); 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);
395 }
396 if ((event->error_code == BadWindow) ||
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}
227#endif 421#endif
228#ifndef NO_SETOWNER_TTYDEV 422
229 rxvt_privileged_ttydev(aR_ RESTORE); 423int
230#endif 424rxvt_xerror_handler (Display *display, XErrorEvent *event)
231#ifdef UTMP_SUPPORT 425{
232 rxvt_privileged_utmp(aR_ RESTORE); 426 if (GET_R->allowedxerror == -1)
233#endif 427 GET_R->allowedxerror = event->error_code;
234#ifdef USE_XIM 428 else
235 if (R->Input_Context != NULL) {
236 XDestroyIC(R->Input_Context);
237 R->Input_Context = NULL;
238 } 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);
239#endif 436#endif
437 }
438
439 return 0;
440}
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/*----------------------------------------------------------------------*/
452bool
453rxvt_term::init (int argc, const char *const *argv)
454{
455 SET_R (this);
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 (options & Opt_scrollBar)
475 scrollBar.setIdle (); /* set existence for size calculations */
476#endif
477
478 create_windows (argc, argv);
479
480 dDisp;
481
482 init_xlocale ();
483
484 scr_reset (); /* initialize screen */
485
486#if 0
487 XSynchronize (disp, True);
488#endif
489
490#ifdef HAVE_SCROLLBARS
491 if (options & Opt_scrollBar)
492 resize_scrollbar (); /* create and map scrollbar */
493#endif
494#if (MENUBAR_MAX)
495 if (menubar_visible ())
496 XMapWindow (disp, menuBar.win);
497#endif
498#ifdef TRANSPARENT
499 if (options & Opt_transparent)
500 {
501 XSelectInput (disp, display->root, PropertyChangeMask);
502 check_our_parents ();
503 rootwin_ev.start (display, display->root);
504 }
505#endif
506
507 XMapWindow (disp, vt);
508 XMapWindow (disp, parent[0]);
509
510 set_colorfgbg ();
511
512 init_command (cmd_argv);
513
514 free (cmd_argv);
515
516 pty_ev.start (pty.pty, EVENT_READ);
517
518 check_ev.start ();
519
520 return true;
521}
522
523static struct sig_handlers
524{
525 sig_watcher sw_chld, sw_term, sw_int;
526
527 void sig_chld (sig_watcher &w)
528 {
529 // we are being called for every SIGCHLD, find the corresponding term
530 int pid;
531
532 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
533 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
534 if (pid == (*t)->cmd_pid)
535 {
536 (*t)->child_exit ();
537 break;
538 }
539 }
540
541 /*
542 * Catch a fatal signal and tidy up before quitting
543 */
544 void
545 sig_term (sig_watcher &w)
546 {
547#ifdef DEBUG_CMD
548 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
549#endif
550 rxvt_emergency_cleanup ();
551 signal (w.signum, SIG_DFL);
552 kill (getpid (), w.signum);
553 }
554
555 sig_handlers ()
556 : sw_chld (this, &sig_handlers::sig_chld),
557 sw_term (this, &sig_handlers::sig_term),
558 sw_int (this, &sig_handlers::sig_term)
559 {
560 }
561} sig_handlers;
562
563void
564rxvt_init ()
565{
566 /*
567 * Save and then give up any super-user privileges
568 * If we need privileges in any area then we must specifically request it.
569 * We should only need to be root in these cases:
570 * 1. write utmp entries on some systems
571 * 2. chown tty on some systems
572 */
573 rxvt_privileges (SAVE);
574 rxvt_privileges (IGNORE);
575
576 signal (SIGHUP, SIG_IGN);
577 signal (SIGPIPE, SIG_IGN);
578
579 sig_handlers.sw_chld.start (SIGCHLD);
580 sig_handlers.sw_term.start (SIGTERM);
581 sig_handlers.sw_int.start (SIGINT);
582
583 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
584 /* signal (SIGURG, SIG_DFL); */
585
586 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
587 // TODO: handle this with exceptions and tolerate the memory loss
588 XSetIOErrorHandler (rxvt_xioerror_handler);
240} 589}
241 590
242/* ------------------------------------------------------------------------- * 591/* ------------------------------------------------------------------------- *
243 * MEMORY ALLOCATION WRAPPERS * 592 * MEMORY ALLOCATION WRAPPERS *
244 * ------------------------------------------------------------------------- */ 593 * ------------------------------------------------------------------------- */
245/* EXTPROTO */ 594void *
595rxvt_malloc (size_t size)
596{
597 void *p = malloc (size);
598
599 if (!p)
600 rxvt_fatal ("memory allocation failure. aborting.\n");
601
602 return p;
603}
604
605void *
606rxvt_calloc (size_t number, size_t size)
607{
608 void *p = calloc (number, size);
609
610 if (!p)
611 rxvt_fatal ("memory allocation failure. aborting.\n");
612
613 return p;
614}
615
246void * 616void *
247rxvt_malloc(size_t size)
248{
249 void *p;
250
251 p = malloc(size);
252 if (p)
253 return p;
254
255 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
256 rxvt_clean_exit();
257 exit(EXIT_FAILURE);
258/* NOTREACHED */
259}
260
261/* EXTPROTO */
262void *
263rxvt_calloc(size_t number, size_t size)
264{
265 void *p;
266
267 p = calloc(number, size);
268 if (p)
269 return p;
270
271 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272 rxvt_clean_exit();
273 exit(EXIT_FAILURE);
274/* NOTREACHED */
275}
276
277/* EXTPROTO */
278void *
279rxvt_realloc(void *ptr, size_t size) 617rxvt_realloc (void *ptr, size_t size)
280{ 618{
281 void *p;
282
283 if (ptr)
284 p = realloc(ptr, size); 619 void *p = realloc (ptr, size);
285 else 620
286 p = malloc(size);
287 if (p) 621 if (!p)
622 rxvt_fatal ("memory allocation failure. aborting.\n");
623
288 return p; 624 return p;
289
290 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
291 rxvt_clean_exit();
292 exit(EXIT_FAILURE);
293/* NOTREACHED */
294} 625}
295 626
296/* ------------------------------------------------------------------------- * 627/* ------------------------------------------------------------------------- *
297 * PRIVILEGED OPERATIONS * 628 * PRIVILEGED OPERATIONS *
298 * ------------------------------------------------------------------------- */ 629 * ------------------------------------------------------------------------- */
299/* take care of suid/sgid super-user (root) privileges */ 630/* take care of suid/sgid super-user (root) privileges */
300/* INTPROTO */
301void 631void
302rxvt_privileges(pR_ int mode) 632rxvt_privileges (rxvt_privaction action)
303{ 633{
634#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
635 static uid_t euid;
636 static gid_t egid;
637#endif
638
304#if ! defined(__CYGWIN32__) 639#if ! defined(__CYGWIN32__)
305# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 640# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
306/* setreuid() is the poor man's setuid(), seteuid() */ 641 /* setreuid () is the poor man's setuid (), seteuid () */
307# define seteuid(a) setreuid(-1, (a)) 642# define seteuid(a) setreuid(-1, (a))
308# define setegid(a) setregid(-1, (a)) 643# define setegid(a) setregid(-1, (a))
309# define HAVE_SETEUID 644# define HAVE_SETEUID
310# endif 645# endif
311# ifdef HAVE_SETEUID 646# ifdef HAVE_SETEUID
312 switch (mode) { 647 switch (action)
648 {
313 case IGNORE: 649 case IGNORE:
314 /* 650 /*
315 * change effective uid/gid - not real uid/gid - so we can switch 651 * change effective uid/gid - not real uid/gid - so we can switch
316 * back to root later, as required 652 * back to root later, as required
317 */ 653 */
318 seteuid(getuid()); 654 seteuid (getuid ());
319 setegid(getgid()); 655 setegid (getgid ());
320 break; 656 break;
321 case SAVE: 657 case SAVE:
322 R->euid = geteuid(); 658 euid = geteuid ();
323 R->egid = getegid(); 659 egid = getegid ();
324 break; 660 break;
325 case RESTORE: 661 case RESTORE:
326 seteuid(R->euid); 662 seteuid (euid);
327 setegid(R->egid); 663 setegid (egid);
328 break; 664 break;
329 } 665 }
330# else 666# else
331 switch (mode) { 667 switch (action)
668 {
332 case IGNORE: 669 case IGNORE:
333 setuid(getuid()); 670 setuid (getuid ());
334 setgid(getgid()); 671 setgid (getgid ());
335 /* FALLTHROUGH */ 672 /* FALLTHROUGH */
336 case SAVE: 673 case SAVE:
337 /* FALLTHROUGH */ 674 /* FALLTHROUGH */
338 case RESTORE: 675 case RESTORE:
339 break; 676 break;
340 } 677 }
341# endif 678# endif
342#endif 679#endif
343} 680}
344 681
345#ifdef UTMP_SUPPORT 682#ifdef UTMP_SUPPORT
346/* EXTPROTO */
347void 683void
348rxvt_privileged_utmp(pR_ char action) 684rxvt_term::privileged_utmp (rxvt_privaction action)
349{ 685{
350 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
351 action, R->next_utmp_action, getpid()));
352 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
353 || (R->Options & Opt_utmpInhibit) 686 if ((options & Opt_utmpInhibit)
354 || R->ttydev == NULL || *R->ttydev == '\0') 687 || !pty.name || !*pty.name)
355 return; 688 return;
356 689
357 rxvt_privileges(aR_ RESTORE); 690 rxvt_privileges (RESTORE);
691
358 if (action == SAVE) { 692 if (action == SAVE)
359 R->next_utmp_action = RESTORE; 693 makeutent (pty.name, rs[Rs_display_name]);
360 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); 694 else
361 } else { /* action == RESTORE */ 695 cleanutent ();
362 R->next_utmp_action = IGNORE; 696
363 rxvt_cleanutent(aR);
364 }
365 rxvt_privileges(aR_ IGNORE); 697 rxvt_privileges (IGNORE);
366}
367#endif
368
369#ifndef NO_SETOWNER_TTYDEV
370/* EXTPROTO */
371void
372rxvt_privileged_ttydev(pR_ char action)
373{
374 D_MAIN((stderr,
375 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
376 action, R->next_tty_action, getpid()));
377 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
378 || R->ttydev == NULL || *R->ttydev == '\0')
379 return;
380
381 rxvt_privileges(aR_ RESTORE);
382
383 if (action == SAVE) {
384 R->next_tty_action = RESTORE;
385# ifndef RESET_TTY_TO_COMMON_DEFAULTS
386/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
387 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
388 R->next_tty_action = IGNORE;
389 else
390# endif
391 {
392 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
393 chmod(R->ttydev, R->ttymode);
394# ifdef HAVE_REVOKE
395 revoke(R->ttydev);
396# endif
397 }
398 } else { /* action == RESTORE */
399 R->next_tty_action = IGNORE;
400# ifndef RESET_TTY_TO_COMMON_DEFAULTS
401 chmod(R->ttydev, R->ttyfd_stat.st_mode);
402 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
403# else
404 chmod(R->ttydev,
405 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
406 chown(R->ttydev, 0, 0);
407# endif
408 }
409
410 rxvt_privileges(aR_ IGNORE);
411
412# ifndef RESET_TTY_TO_COMMON_DEFAULTS
413 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
414 action == RESTORE ? "Restoring" : (action ==
415 SAVE ? "Saving" :
416 "UNKNOWN ERROR for"), R->ttydev,
417 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
418 R->ttyfd_stat.st_gid));
419# endif
420} 698}
421#endif 699#endif
422 700
423/*----------------------------------------------------------------------*/ 701/*----------------------------------------------------------------------*/
424/* 702/*
425 * window size/position calculcations for XSizeHint and other storage. 703 * window size/position calculcations for XSizeHint and other storage.
426 * if width/height are non-zero then override calculated width/height 704 * if width/height are non-zero then override calculated width/height
427 */ 705 */
428/* EXTPROTO */
429void 706void
430rxvt_window_calc(pR_ unsigned int width, unsigned int height) 707rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
431{ 708{
432 short recalc_x, recalc_y; 709 short recalc_x, recalc_y;
433 int x, y, sb_w, mb_h, flags; 710 int x, y, sb_w, mb_h, flags;
434 unsigned int w, h; 711 unsigned int w, h;
435 unsigned int max_width, max_height; 712 unsigned int max_width, max_height;
713 dDisp;
436 714
437 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 715 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 716 ncol, nrow, szHint.width, szHint.height));
439 R->szHint.height)); 717
440 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 718 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441 R->szHint.win_gravity = NorthWestGravity; 719 szHint.win_gravity = NorthWestGravity;
442/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 720 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443 721
444 recalc_x = recalc_y = 0; 722 recalc_x = recalc_y = 0;
445 flags = 0; 723 flags = 0;
724
446 if (!R->parsed_geometry) { 725 if (!parsed_geometry)
726 {
447 R->parsed_geometry = 1; 727 parsed_geometry = 1;
728
448 if (R->rs[Rs_geometry]) 729 if (rs[Rs_geometry])
449 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 730 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
731
450 if (flags & WidthValue) { 732 if (flags & WidthValue)
451 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 733 {
734 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
452 R->szHint.flags |= USSize; 735 szHint.flags |= USSize;
453 } 736 }
737
454 if (flags & HeightValue) { 738 if (flags & HeightValue)
455 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 739 {
740 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
456 R->szHint.flags |= USSize; 741 szHint.flags |= USSize;
457 } 742 }
743
458 if (flags & XValue) { 744 if (flags & XValue)
745 {
459 R->szHint.x = x; 746 szHint.x = x;
460 R->szHint.flags |= USPosition; 747 szHint.flags |= USPosition;
748
461 if (flags & XNegative) { 749 if (flags & XNegative)
750 {
462 recalc_x = 1; 751 recalc_x = 1;
463 R->szHint.win_gravity = NorthEastGravity; 752 szHint.win_gravity = NorthEastGravity;
464 } 753 }
465 } 754 }
755
466 if (flags & YValue) { 756 if (flags & YValue)
757 {
467 R->szHint.y = y; 758 szHint.y = y;
468 R->szHint.flags |= USPosition; 759 szHint.flags |= USPosition;
760
469 if (flags & YNegative) { 761 if (flags & YNegative)
762 {
470 recalc_y = 1; 763 recalc_y = 1;
764
471 if (R->szHint.win_gravity == NorthEastGravity) 765 if (szHint.win_gravity == NorthEastGravity)
472 R->szHint.win_gravity = SouthEastGravity; 766 szHint.win_gravity = SouthEastGravity;
473 else 767 else
474 R->szHint.win_gravity = SouthWestGravity; 768 szHint.win_gravity = SouthWestGravity;
475 } 769 }
476 } 770 }
477 } 771 }
772
478/* TODO: BOUNDS */ 773 /* TODO: BOUNDS */
479 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 774 width = ncol * fwidth;
480 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 775 height = nrow * fheight;
481 max_width = MAX_COLS * R->TermWin.fwidth; 776 max_width = MAX_COLS * fwidth;
482 max_height = MAX_ROWS * R->TermWin.fheight; 777 max_height = MAX_ROWS * fheight;
483 778
484 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 779 szHint.base_width = szHint.base_height = 2 * int_bwidth;
485 780
486 sb_w = mb_h = 0; 781 sb_w = mb_h = 0;
487 R->window_vt_x = R->window_vt_y = 0; 782 window_vt_x = window_vt_y = int_bwidth;
783
488 if (scrollbar_visible(R)) { 784 if (scrollbar_visible ())
785 {
489 sb_w = scrollbar_TotalWidth(); 786 sb_w = scrollbar_TotalWidth ();
490 R->szHint.base_width += sb_w; 787 szHint.base_width += sb_w;
491 if (!(R->Options & Opt_scrollBar_right)) 788 if (!(options & Opt_scrollBar_right))
492 R->window_vt_x = sb_w; 789 window_vt_x += sb_w;
493 } 790 }
791
494 if (menubar_visible(R)) { 792 if (menubar_visible ())
793 {
495 mb_h = menuBar_TotalHeight(); 794 mb_h = menuBar_TotalHeight ();
496 R->szHint.base_height += mb_h; 795 szHint.base_height += mb_h;
497 R->window_vt_y = mb_h; 796 window_vt_y += mb_h;
498 } 797 }
798
499 R->szHint.width_inc = R->TermWin.fwidth; 799 szHint.width_inc = fwidth;
500 R->szHint.height_inc = R->TermWin.fheight; 800 szHint.height_inc = fheight;
501 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 801 szHint.min_width = szHint.base_width + szHint.width_inc;
502 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 802 szHint.min_height = szHint.base_height + szHint.height_inc;
503 803
504 if (width && width - R->szHint.base_width < max_width) { 804 if (newwidth && newwidth - szHint.base_width < max_width)
805 {
505 R->szHint.width = width; 806 szHint.width = newwidth;
506 R->TermWin.width = width - R->szHint.base_width; 807 width = newwidth - szHint.base_width;
507 } else { 808 }
508 MIN_IT(R->TermWin.width, max_width); 809 else
810 {
811 min_it (width, max_width);
509 R->szHint.width = R->szHint.base_width + R->TermWin.width; 812 szHint.width = szHint.base_width + width;
510 } 813 }
814
511 if (height && height - R->szHint.base_height < max_height) { 815 if (newheight && newheight - szHint.base_height < max_height)
816 {
512 R->szHint.height = height; 817 szHint.height = newheight;
513 R->TermWin.height = height - R->szHint.base_height; 818 height = newheight - szHint.base_height;
514 } else { 819 }
515 MIN_IT(R->TermWin.height, max_height); 820 else
821 {
822 min_it (height, max_height);
516 R->szHint.height = R->szHint.base_height + R->TermWin.height; 823 szHint.height = szHint.base_height + height;
517 } 824 }
825
518 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 826 if (scrollbar_visible () && (options & Opt_scrollBar_right))
519 R->window_sb_x = R->szHint.width - sb_w; 827 window_sb_x = szHint.width - sb_w;
520 828
521 if (recalc_x) 829 if (recalc_x)
522 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 830 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
523 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
524 if (recalc_y) 831 if (recalc_y)
525 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 832 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
526 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
527 833
528 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 834 ncol = width / fwidth;
529 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 835 nrow = height / fheight;
530 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 836 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 837 ncol, nrow, szHint.width,
532 R->szHint.height)); 838 szHint.height));
533 return; 839 return;
534} 840}
535 841
536/*----------------------------------------------------------------------*/ 842/*----------------------------------------------------------------------*/
537/* 843/*
538 * Tell the teletype handler what size the window is. 844 * Tell the teletype handler what size the window is.
539 * Called after a window size change. 845 * Called after a window size change.
540 */ 846 */
541/* EXTPROTO */
542void 847void
543rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 848rxvt_term::tt_winch ()
544{ 849{
850 if (pty.pty < 0)
851 return;
852
545 struct winsize ws; 853 struct winsize ws;
546 854
547 if (fd < 0)
548 return;
549 ws.ws_col = col; 855 ws.ws_col = ncol;
550 ws.ws_row = row; 856 ws.ws_row = nrow;
551 ws.ws_xpixel = ws.ws_ypixel = 0; 857 ws.ws_xpixel = width;
552#ifndef DEBUG_SIZE 858 ws.ws_ypixel = height;
553 (void)ioctl(fd, TIOCSWINSZ, &ws); 859 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
554#else 860
555 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 861#if 0
556 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 862 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
557 }
558# ifdef SIGWINCH
559 else if (pid) /* force through to the command */ 863 if (cmd_pid) /* force through to the command */
560 kill(pid, SIGWINCH); 864 kill (-cmd_pid, SIGWINCH);
561# endif
562#endif 865#endif
563} 866}
564 867
565/*----------------------------------------------------------------------*/ 868/*----------------------------------------------------------------------*/
566/* rxvt_change_font() - Switch to a new font */ 869/* set_fonts () - load and set the various fonts
567/* 870 *
568 * init = 1 - initialize 871 * init = 1 - initialize
569 * 872 *
570 * fontname == FONT_UP - switch to bigger font 873 * fontname == FONT_UP - switch to bigger font
571 * fontname == FONT_DN - switch to smaller font 874 * fontname == FONT_DN - switch to smaller font
572 */ 875 */
573/* EXTPROTO */ 876bool
574void 877rxvt_term::set_fonts ()
575rxvt_change_font(pR_ int init, const char *fontname)
576{ 878{
577} 879 rxvt_fontset *fs = new rxvt_fontset (this);
880 rxvt_fontprop prop;
578 881
579/* INTPROTO */ 882 if (!fs
580void 883 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
581rxvt_font_up_down(pR_ int n, int direction) 884 || !fs->realize_font (1))
885 {
886 delete fs;
887 return false;
888 }
889
890#if ENABLE_STYLES
891 for (int i = RS_styleCount; --i; )
892 if (fontset[i] != fontset[0])
893 delete fontset[i];
894#endif
895
896 delete fontset[0];
897 fontset[0] = fs;
898
899 prop = (*fs)[1]->properties ();
900 prop.height += lineSpace;
901 fs->set_prop (prop);
902
903 fwidth = prop.width;
904 fheight = prop.height;
905 fbase = (*fs)[1]->ascent;
906
907 for (int style = 1; style < 4; style++)
908 {
909#if ENABLE_STYLES
910 const char *res = rs[Rs_font + style];
911
912 if (res && !*res)
913 fontset[style] = fontset[0];
914 else
915 {
916 fontset[style] = fs = new rxvt_fontset (this);
917 rxvt_fontprop prop2 = prop;
918
919 if (res)
920 prop2.weight = prop2.slant = rxvt_fontprop::unset;
921 else
922 {
923 res = fontset[0]->fontdesc;
924
925 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
926 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
927 }
928
929 fs->populate (res);
930 fs->set_prop (prop2);
931 }
932#else
933 fontset[style] = fontset[0];
934#endif
935 }
936
937 if (parent[0])
938 {
939 resize_all_windows (0, 0, 0);
940 scr_remap_chars ();
941 scr_touch (true);
942 }
943
944 return true;
945}
946
947void rxvt_term::set_string_property (Atom prop, const char *str, int len)
582{ 948{
949 XChangeProperty (display->display, parent[0],
950 prop, XA_STRING, 8, PropModeReplace,
951 (const unsigned char *)str, len >= 0 ? len : strlen (str));
952}
953
954void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
955{
956 wchar_t *ws = rxvt_mbstowcs (str, len);
957 char *s = rxvt_wcstoutf8 (ws);
958
959 XChangeProperty (display->display, parent[0],
960 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
961 (const unsigned char *)s, strlen (s));
962
963 free (s);
964 free (ws);
583} 965}
584 966
585/*----------------------------------------------------------------------*/ 967/*----------------------------------------------------------------------*/
586/*----------------------------------------------------------------------*/ 968/*----------------------------------------------------------------------*/
587/* xterm sequences - title, iconName, color (exptl) */ 969/* xterm sequences - title, iconName, color (exptl) */
588/* EXTPROTO */
589void 970void
590rxvt_set_title(pR_ const char *str) 971rxvt_term::set_title (const char *str)
591{ 972{
592#ifndef SMART_WINDOW_TITLE 973 set_string_property (XA_WM_NAME, str);
593 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 974#if ENABLE_EWMH
594#else 975 set_utf8_property (xa[XA_NET_WM_NAME], str);
595 char *name;
596
597 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
598 name = NULL;
599 if (name == NULL || STRCMP(name, str))
600 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
601 if (name)
602 XFree(name);
603#endif 976#endif
604} 977}
605 978
606/* EXTPROTO */
607void 979void
608rxvt_set_iconName(pR_ const char *str) 980rxvt_term::set_icon_name (const char *str)
609{ 981{
610#ifndef SMART_WINDOW_TITLE 982 set_string_property (XA_WM_ICON_NAME, str);
611 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 983#if ENABLE_EWMH
612#else 984 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
613 char *name;
614
615 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
616 name = NULL;
617 if (name == NULL || STRCMP(name, str))
618 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
619 if (name)
620 XFree(name);
621#endif 985#endif
622} 986}
623 987
624#ifdef XTERM_COLOR_CHANGE 988#ifdef XTERM_COLOR_CHANGE
625/* EXTPROTO */
626void 989void
627rxvt_set_window_color(pR_ int idx, const char *color) 990rxvt_term::set_window_color (int idx, const char *color)
628{ 991{
629 rxvt_color xcol; 992 rxvt_color xcol;
630 int i; 993 int i;
631 994
632 if (color == NULL || *color == '\0') 995 if (color == NULL || *color == '\0')
633 return; 996 return;
634 997
635/* handle color aliases */ 998 /* handle color aliases */
636 if (isdigit(*color)) { 999 if (isdigit (*color))
1000 {
637 i = atoi(color); 1001 i = atoi (color);
1002
1003 if (i >= 8 && i <= 15)
638 if (i >= 8 && i <= 15) { /* bright colors */ 1004 { /* bright colors */
639 i -= 8; 1005 i -= 8;
640# ifndef NO_BRIGHTCOLOR 1006# ifndef NO_BRIGHTCOLOR
641 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 1007 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
642 SET_PIXCOLOR(R, idx); 1008 SET_PIXCOLOR (idx);
643 goto Done; 1009 goto done;
644# endif 1010# endif
645 } 1011 }
646 if (i >= 0 && i <= 7) { /* normal colors */ 1012
647 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 1013 if (i >= 0 && i <= 7)
1014 { /* normal colors */
1015 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
648 SET_PIXCOLOR(R, idx); 1016 SET_PIXCOLOR (idx);
649 goto Done; 1017 goto done;
650 } 1018 }
651 } 1019 }
1020
652 if (!rxvt_rXParseAllocColor(aR_ & xcol, color)) 1021 if (!rXParseAllocColor (&xcol, color))
653 return; 1022 return;
654/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
655 1023
656/* 1024 /* XStoreColor (display->display, display->cmap, XColor*); */
1025
1026 /*
657 * FIXME: should free colors here, but no idea how to do it so instead, 1027 * FIXME: should free colors here, but no idea how to do it so instead,
658 * so just keep gobbling up the colormap 1028 * so just keep gobbling up the colormap
659 */ 1029 */
660# if 0 1030# if 0
661 for (i = Color_Black; i <= Color_White; i++) 1031 for (i = Color_Black; i <= Color_White; i++)
662 if (R->PixColors[idx] == R->PixColors[i]) 1032 if (pix_colors[idx] == pix_colors[i])
663 break; 1033 break;
664 if (i > Color_White) { 1034 if (i > Color_White)
1035 {
665 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */ 1036 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
666 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1, 1037 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
667 DisplayPlanes(R->Xdisplay, Xscreen)); 1038 DisplayPlanes (display->display, display->screen));
668 } 1039 }
669# endif 1040# endif
670 1041
671 R->PixColors[idx] = xcol; 1042 pix_colors_focused[idx] = xcol;
672 SET_PIXCOLOR(R, idx); 1043 SET_PIXCOLOR (idx);
673 1044
674/* XSetWindowAttributes attr; */ 1045 /* XSetWindowAttributes attr; */
675/* Cursor cursor; */ 1046 /* Cursor cursor; */
676 Done: 1047done:
677 if (idx == Color_bg && !(R->Options & Opt_transparent))
678 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
679 R->PixColors[Color_bg]);
680 1048
1049#if OFF_FOCUS_FADING
1050 if (rs[Rs_fade])
1051 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1052#endif
1053
681/* handle Color_BD, scrollbar background, etc. */ 1054 /*TODO: handle Color_BD, scrollbar background, etc. */
682 1055
683 rxvt_set_colorfgbg(aR);
684 rxvt_recolour_cursor(aR); 1056 recolour_cursor ();
685/* the only reasonable way to enforce a clean update */ 1057 scr_recolour ();
686 rxvt_scr_poweron(aR);
687} 1058}
688 1059
689#else 1060#else
690# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1061# define set_window_color (idx,color) ((void)0)
691#endif /* XTERM_COLOR_CHANGE */ 1062#endif /* XTERM_COLOR_CHANGE */
692 1063
693/* EXTPROTO */
694void 1064void
695rxvt_recolour_cursor(pR) 1065rxvt_term::recolour_cursor ()
696{ 1066{
697 rxvt_color xcol[2]; 1067 XColor xcol[2];
698 1068
699#if TODO 1069 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
700 xcol[0] = R->PixColors[Color_pointer]; 1070 ? pix_colors_focused[Color_pointer_fg]
701 xcol[1] = R->PixColors[Color_bg]; 1071 : pix_colors_focused[Color_fg];
702 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1072 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1073 ? pix_colors_focused[Color_pointer_bg]
1074 : pix_colors_focused[Color_bg];
1075
1076 XQueryColors (display->display, display->cmap, xcol, 2);
703 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1077 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
704#endif
705} 1078}
706 1079
707/*----------------------------------------------------------------------*/ 1080/*----------------------------------------------------------------------*/
708/* 1081/*
709 * find if fg/bg matches any of the normal (low-intensity) colors 1082 * find if fg/bg matches any of the normal (low-intensity) colors
710 */ 1083 */
711/* INTPROTO */
712void 1084void
713rxvt_set_colorfgbg(pR) 1085rxvt_term::set_colorfgbg ()
714{ 1086{
715 unsigned int i; 1087 unsigned int i;
716 const char *xpmb = "\0"; 1088 const char *xpmb = "\0";
717 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1089 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718 1090
719 R->env_colorfgbg =
720 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1091 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
721 STRCPY(fstr, "default"); 1092 strcpy (fstr, "default");
722 STRCPY(bstr, "default"); 1093 strcpy (bstr, "default");
723 for (i = Color_Black; i <= Color_White; i++) 1094 for (i = Color_Black; i <= Color_White; i++)
724 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1095 if (pix_colors[Color_fg] == pix_colors[i])
1096 {
725 sprintf(fstr, "%d", (i - Color_Black)); 1097 sprintf (fstr, "%d", (i - Color_Black));
726 break; 1098 break;
727 } 1099 }
1100
728 for (i = Color_Black; i <= Color_White; i++) 1101 for (i = Color_Black; i <= Color_White; i++)
729 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1102 if (pix_colors[Color_bg] == pix_colors[i])
1103 {
730 sprintf(bstr, "%d", (i - Color_Black)); 1104 sprintf (bstr, "%d", (i - Color_Black));
731#ifdef XPM_BACKGROUND 1105#ifdef XPM_BACKGROUND
732 xpmb = "default;"; 1106 xpmb = "default;";
733#endif 1107#endif
734 break; 1108 break;
735 } 1109 }
1110
736 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1111 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
737 putenv(R->env_colorfgbg);
738
739#ifndef NO_BRIGHTCOLOR
740 R->colorfgbg = DEFAULT_RSTYLE;
741 for (i = minCOLOR; i <= maxCOLOR; i++) {
742 if (R->PixColors[Color_fg] == R->PixColors[i])
743 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
744 if (R->PixColors[Color_bg] == R->PixColors[i])
745 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
746 }
747#endif
748} 1112}
749 1113
750/*----------------------------------------------------------------------*/ 1114/*----------------------------------------------------------------------*/
751/*
752 * Colour determination for low colour displays, routine from
753 * Hans de Goede <hans@highrise.nl>
754 */
755 1115
756/* EXTPROTO */
757int 1116int
758rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1117rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
759{ 1118{
760 screen_in_out->set(aR_ colour);
761
762 if (!screen_in_out->set(aR_ colour)) { 1119 if (!screen_in_out->set (display, colour))
763 rxvt_print_error("can't allocate colour: %s", colour); 1120 {
1121 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
764 return false; 1122 return false;
765 } 1123 }
766 1124
767 return true; 1125 return true;
768} 1126}
769 1127
770/* -------------------------------------------------------------------- * 1128/* -------------------------------------------------------------------- *
771 * - WINDOW RESIZING - * 1129 * - WINDOW RESIZING - *
772 * -------------------------------------------------------------------- */ 1130 * -------------------------------------------------------------------- */
773/* EXTPROTO */
774void 1131void
775rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1132rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
776 int ignoreparent)
777{ 1133{
778 int fix_screen; 1134 int fix_screen;
1135 int old_width = szHint.width, old_height = szHint.height;
1136 dDisp;
779 1137
1138 window_calc (newwidth, newheight);
1139 XSetWMNormalHints (disp, parent[0], &szHint);
1140
1141 if (!ignoreparent)
1142 {
780#ifdef SMART_RESIZE 1143#ifdef SMART_RESIZE
781 int old_width = R->szHint.width, old_height = R->szHint.height; 1144 /*
782#endif
783
784 rxvt_window_calc(aR_ width, height);
785 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
786 if (!ignoreparent) {
787#ifdef SMART_RESIZE
788/*
789 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1145 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790 * reposition window on resize depending on placement on screen 1146 * reposition window on resize depending on placement on screen
791 */ 1147 */
792 int x, y, x1, y1; 1148 int x, y, x1, y1;
793 int dx, dy; 1149 int dx, dy;
794 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1150 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795 Window unused_cr; 1151 Window unused_cr;
796 1152
797 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1153 XTranslateCoordinates (disp, parent[0], display->root,
798 0, 0, &x, &y, &unused_cr); 1154 0, 0, &x, &y, &unused_cr);
799 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1155 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
800 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1156 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
801 /* 1157 /*
802 * if Xroot isn't the parent window, a WM will probably have offset 1158 * if display->root isn't the parent window, a WM will probably have offset
803 * our position for handles and decorations. Counter it 1159 * our position for handles and decorations. Counter it
804 */ 1160 */
805 if (x1 != x || y1 != y) { 1161 if (x1 != x || y1 != y)
1162 {
806 x -= x1; 1163 x -= x1;
807 y -= y1; 1164 y -= y1;
808 } 1165 }
809 1166
810 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1167 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
811 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1168 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
812 dx = old_width - R->szHint.width; 1169 dx = old_width - szHint.width;
813 dy = old_height - R->szHint.height; 1170 dy = old_height - szHint.height;
814 1171
815 /* Check position of the center of the window */ 1172 /* Check position of the center of the window */
816 if (x < x1) /* left half */ 1173 if (x < x1) /* left half */
817 dx = 0; 1174 dx = 0;
818 else if (x == x1) /* exact center */ 1175 else if (x == x1) /* exact center */
819 dx /= 2; 1176 dx /= 2;
820 if (y < y1) /* top half */ 1177 if (y < y1) /* top half */
821 dy = 0; 1178 dy = 0;
822 else if (y == y1) /* exact center */ 1179 else if (y == y1) /* exact center */
823 dy /= 2; 1180 dy /= 2;
824 1181
825 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1182 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
826 R->szHint.width, R->szHint.height); 1183 szHint.width, szHint.height);
827#else 1184#else
828 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1185 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
829 R->szHint.height);
830#endif 1186#endif
831 } 1187 }
832 1188
833 fix_screen = (R->TermWin.ncol != R->prev_ncol 1189 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
834 || R->TermWin.nrow != R->prev_nrow); 1190
835 if (fix_screen || width != R->old_width || height != R->old_height) { 1191 if (fix_screen || newwidth != old_width || newheight != old_height)
1192 {
836 if (scrollbar_visible(R)) { 1193 if (scrollbar_visible ())
1194 {
837 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1195 XMoveResizeWindow (disp, scrollBar.win,
1196 window_sb_x, 0,
838 0, scrollbar_TotalWidth(), R->szHint.height); 1197 scrollbar_TotalWidth (), szHint.height);
839 rxvt_Resize_scrollBar(aR); 1198 resize_scrollbar ();
840 } 1199 }
1200
841 if (menubar_visible(R)) 1201 if (menubar_visible ())
842 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1202 XMoveResizeWindow (disp, menuBar.win,
1203 window_vt_x, 0,
843 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1204 TermWin_TotalWidth (), menuBar_TotalHeight ());
844 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x, 1205
845 R->window_vt_y, TermWin_TotalWidth(), 1206 XMoveResizeWindow (disp, vt,
1207 window_vt_x, window_vt_y,
846 TermWin_TotalHeight()); 1208 TermWin_TotalWidth (), TermWin_TotalHeight ());
847#ifdef RXVT_GRAPHICS 1209
848 if (R->old_height)
849 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
850 R->old_height - R->szHint.base_height);
851#endif
852 rxvt_scr_clear(aR); 1210 scr_clear ();
853#ifdef XPM_BACKGROUND 1211#ifdef XPM_BACKGROUND
854 rxvt_resize_pixmap(aR); 1212 resize_pixmap ();
855#endif 1213#endif
856 } 1214 }
857 1215
858 if (fix_screen || R->old_height == 0) { 1216 if (fix_screen || old_height == 0)
1217 {
859 int curr_screen = -1; 1218 int curr_screen = -1;
860 uint16_t old_ncol = R->prev_ncol; 1219 int old_ncol = prev_ncol;
861 1220
862 /* scr_reset only works on the primary screen */ 1221 /* scr_reset only works on the primary screen */
863 if (R->old_height) /* this is not the first time through */ 1222 if (old_height) /* this is not the first time through */
1223 {
1224 unsigned int ocol = ncol;
1225 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
864 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1226 curr_screen = scr_change_screen (PRIMARY);
865 rxvt_scr_reset(aR); 1227 ncol = ocol;
866 if (curr_screen >= 0) { /* this is not the first time through */
867 rxvt_scr_change_screen(aR_ curr_screen);
868 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
869 } 1228 }
870 }
871 1229
1230 scr_reset ();
1231
1232 if (curr_screen >= 0) /* this is not the first time through */
1233 {
1234 scr_change_screen (curr_screen);
1235 selection_check (old_ncol != ncol ? 4 : 0);
1236 }
1237 }
1238
872 R->old_width = R->szHint.width; 1239 old_width = szHint.width;
873 R->old_height = R->szHint.height; 1240 old_height = szHint.height;
1241
1242#ifdef XPM_BACKGROUND
1243 if (pixmap)
1244 scr_touch (false);
1245#endif
874 1246
875#ifdef USE_XIM 1247#ifdef USE_XIM
876 rxvt_IMSetStatusPosition(aR); 1248 IMSetStatusPosition ();
877#endif 1249#endif
878} 1250}
879 1251
880/* 1252/*
881 * Set the width/height of the vt window in characters. Units are pixels. 1253 * Set the width/height of the vt window in characters. Units are pixels.
882 * good for toggling 80/132 columns 1254 * good for toggling 80/132 columns
883 */ 1255 */
884/* EXTPROTO */
885void 1256void
886rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1257rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
887{ 1258{
888 XWindowAttributes wattr; 1259 XWindowAttributes wattr;
889 1260
890 if (width == 0 || height == 0) { 1261 if (newwidth == 0 || newheight == 0)
1262 {
891 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1263 XGetWindowAttributes (display->display, display->root, &wattr);
1264
892 if (width == 0) 1265 if (newwidth == 0)
893 width = wattr.width - R->szHint.base_width; 1266 newwidth = wattr.width - szHint.base_width;
894 if (height == 0) 1267 if (newheight == 0)
895 height = wattr.height - R->szHint.base_height; 1268 newheight = wattr.height - szHint.base_height;
1269 }
1270
1271 if (newwidth != width || newheight != height)
896 } 1272 {
897 if (width != R->TermWin.width || height != R->TermWin.height) {
898 width += R->szHint.base_width; 1273 newwidth += szHint.base_width;
899 height += R->szHint.base_height; 1274 newheight += szHint.base_height;
900 rxvt_resize_all_windows(aR_ width, height, 0); 1275 resize_all_windows (newwidth, newheight, 0);
901 } 1276 }
902} 1277}
903 1278
904/* -------------------------------------------------------------------- * 1279/* -------------------------------------------------------------------- *
905 * - X INPUT METHOD ROUTINES - * 1280 * - X INPUT METHOD ROUTINES - *
906 * -------------------------------------------------------------------- */ 1281 * -------------------------------------------------------------------- */
907#ifdef USE_XIM 1282#ifdef USE_XIM
908/* INTPROTO */
909void
910rxvt_setSize(pR_ XRectangle * size)
911{
912 size->x = R->TermWin.int_bwidth;
913 size->y = R->TermWin.int_bwidth;
914 size->width = Width2Pixel(R->TermWin.ncol);
915 size->height = Height2Pixel(R->TermWin.nrow);
916}
917 1283
918/* INTPROTO */
919void 1284void
920rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1285rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
921{ 1286{
922 *fg = R->PixColors[Color_fg]; 1287 fg = pix_colors[Color_fg];
923 *bg = R->PixColors[Color_bg]; 1288 bg = pix_colors[Color_bg];
1289}
1290
1291void
1292rxvt_term::im_set_size (XRectangle &size)
1293{
1294 // the int_bwidth terms make no sense to me
1295 size.x = int_bwidth;
1296 size.y = int_bwidth;
1297 size.width = Width2Pixel (ncol) + int_bwidth;
1298 size.height = Height2Pixel (nrow) + int_bwidth;
1299}
1300
1301void
1302rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1303 XRectangle &status_rect,
1304 const XRectangle &needed_rect)
1305{
1306 preedit_rect.x = needed_rect.width;
1307 preedit_rect.y = 0;
1308 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1309 preedit_rect.height = fheight;
1310
1311 status_rect.x = 0;
1312 status_rect.y = 0;
1313 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1314 status_rect.height = fheight;
924} 1315}
925 1316
926/* Checking whether input method is running. */ 1317/* Checking whether input method is running. */
927/* INTPROTO */
928Bool 1318bool
929rxvt_IMisRunning(pR) 1319rxvt_term::IMisRunning ()
930{ 1320{
931 char *p; 1321 char *p;
932 Atom atom; 1322 Atom atom;
933 Window win; 1323 Window win;
934 char server[IMBUFSIZ]; 1324 char server[IMBUFSIZ];
935 1325
936/* get current locale modifier */ 1326 /* get current locale modifier */
937 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1327 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1328 {
938 STRCPY(server, "@server="); 1329 strcpy (server, "@server=");
939 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1330 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1331
940 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1332 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
941 *p = '\0'; 1333 *p = '\0';
942 1334
943 atom = XInternAtom(R->Xdisplay, server, False); 1335 atom = XInternAtom (display->display, server, False);
944 win = XGetSelectionOwner(R->Xdisplay, atom); 1336 win = XGetSelectionOwner (display->display, atom);
1337
945 if (win != None) 1338 if (win != None)
946 return True; 1339 return True;
947 } 1340 }
1341
948 return False; 1342 return False;
949} 1343}
950 1344
951/* EXTPROTO */
952void 1345void
953rxvt_IMSendSpot(pR) 1346rxvt_term::IMSendSpot ()
954{ 1347{
955 XPoint spot; 1348 XPoint nspot;
956 XVaNestedList preedit_attr; 1349 XVaNestedList preedit_attr;
957 1350
958 if (R->Input_Context == NULL 1351 if (!Input_Context
1352 || !focus
959 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1353 || !(input_style & XIMPreeditPosition))
960 || !(R->event_type == KeyPress
961 || R->event_type == Expose
962 || R->event_type == NoExpose
963 || R->event_type == SelectionNotify
964 || R->event_type == ButtonRelease || R->event_type == FocusIn)
965 || !rxvt_IMisRunning(aR))
966 return; 1354 return;
967 1355
968 rxvt_setPosition(aR_ & spot); 1356 im_set_position (nspot);
969 1357
1358 if (nspot.x == spot.x && nspot.y == spot.y)
1359 return;
1360
1361 spot = nspot;
1362
970 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1363 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1364 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972 XFree(preedit_attr); 1365 XFree (preedit_attr);
973} 1366}
974 1367
975/* EXTPROTO */
976void 1368void
977rxvt_setTermFontSet(pR_ int idx) 1369rxvt_term::im_destroy ()
978{ 1370{
979 char *string; 1371 if (input_method)
980 long length;
981 int success = 0;
982
983 if (idx < 0 || idx >= MAX_NFONTS)
984 return;
985}
986
987/* INTPROTO */
988void
989rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
990 XRectangle * needed_rect)
991{
992 int mbh, vtx = 0;
993
994 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
995 vtx = scrollbar_TotalWidth();
996 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
997 mbh -= R->TermWin.lineSpace;
998
999 preedit_rect->x = needed_rect->width + vtx;
1000 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1001
1002 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1003 + vtx;
1004 preedit_rect->height = Height2Pixel(1);
1005
1006 status_rect->x = vtx;
1007 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1008
1009 status_rect->width = needed_rect->width ? needed_rect->width
1010 : Width2Pixel(R->TermWin.ncol + 1);
1011 status_rect->height = Height2Pixel(1);
1012}
1013
1014/* ARGSUSED */
1015/* INTPROTO */
1016void
1017rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1018 __attribute__ ((unused)), XPointer call_data
1019 __attribute__ ((unused)))
1020{
1021 dR;
1022
1023 R->Input_Context = NULL;
1024/* To avoid Segmentation Fault in C locale: Solaris only? */
1025 if (STRCMP(R->locale, "C"))
1026 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1027 rxvt_IMInstantiateCallback, NULL);
1028}
1029
1030/*
1031 * X manual pages and include files don't match on some systems:
1032 * some think this is an XIDProc and others an XIMProc so we can't
1033 * use the first argument - need to update this to be nice for
1034 * both types via some sort of configure detection
1035 */
1036/* ARGSUSED */
1037/* EXTPROTO */
1038void
1039rxvt_IMInstantiateCallback(Display * unused
1040 __attribute__ ((unused)), XPointer client_data
1041 __attribute__ ((unused)), XPointer call_data
1042 __attribute__ ((unused)))
1043{
1044 dR;
1045 int i, found, had_im;
1046 const char *p;
1047 char **s;
1048 char buf[IMBUFSIZ];
1049
1050 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1051 if (R->Input_Context)
1052 return;
1053
1054 found = had_im = 0;
1055 p = R->rs[Rs_inputMethod];
1056 if (p && *p) {
1057 had_im = 1;
1058 s = rxvt_splitcommastring(p);
1059 for (i = 0; s[i]; i++) {
1060 if (*s[i]) {
1061 STRCPY(buf, "@im=");
1062 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1063 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1064 && (rxvt_IM_get_IC(aR) == True)) {
1065 found = 1;
1066 break;
1067 }
1068 }
1069 }
1070 for (i = 0; s[i]; i++)
1071 free(s[i]);
1072 free(s);
1073 } 1372 {
1074 if (found) 1373 if (Input_Context && input_method->xim)
1075 return; 1374 XDestroyIC (Input_Context);
1076 1375
1077/* try with XMODIFIERS env. var. */ 1376 display->put_xim (input_method);
1078 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1377 input_method = 0;
1079 rxvt_IM_get_IC(aR);
1080 return;
1081 } 1378 }
1082 1379
1083/* try with no modifiers base IF the user didn't specify an IM */ 1380 Input_Context = 0;
1084 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1085 && rxvt_IM_get_IC(aR) == True)
1086 return;
1087} 1381}
1088 1382
1089/* 1383/*
1090 * Try to open a XIM with the current modifiers, then see if we can 1384 * Try to open a XIM with the current modifiers, then see if we can
1091 * open a suitable preedit type 1385 * open a suitable preedit type
1092 */ 1386 */
1093/* INTPROTO */
1094Bool 1387bool
1095rxvt_IM_get_IC(pR) 1388rxvt_term::IM_get_IC (const char *modifiers)
1096{ 1389{
1097 int i, j, found; 1390 int i, j, found;
1098 XIM xim; 1391 XIM xim;
1099 XPoint spot; 1392 XPoint spot;
1100 XRectangle rect, status_rect, needed_rect; 1393 XRectangle rect, status_rect, needed_rect;
1101 unsigned long fg, bg; 1394 unsigned long fg, bg;
1102 const char *p; 1395 const char *p;
1103 char **s; 1396 char **s;
1104 XIMStyles *xim_styles; 1397 XIMStyles *xim_styles;
1105 XVaNestedList preedit_attr, status_attr;
1106 XIMCallback ximcallback;
1107 1398
1399 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1400 return false;
1401
1108 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1402 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1109 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1403 input_method = display->get_xim (locale, modifiers);
1110 if (xim == NULL) 1404 if (input_method == NULL)
1111 return False; 1405 return false;
1112 1406
1407 xim = input_method->xim;
1408 spot.x = spot.y = -1;
1409
1113 xim_styles = NULL; 1410 xim_styles = NULL;
1114 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1411 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115 || !xim_styles || !xim_styles->count_styles) { 1412 || !xim_styles || !xim_styles->count_styles)
1116 XCloseIM(xim); 1413 {
1414 im_destroy ();
1117 return False; 1415 return false;
1416 }
1417
1418 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1419
1420 for (int pi = 0; pi < 2; pi++)
1118 } 1421 {
1422 p = pet[pi];
1119 1423
1120 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1424 if (!p)
1121 : "OverTheSpot,OffTheSpot,Root"; 1425 continue;
1426
1122 s = rxvt_splitcommastring(p); 1427 s = rxvt_splitcommastring (p);
1428
1123 for (i = found = 0; !found && s[i]; i++) { 1429 for (i = found = 0; !found && s[i]; i++)
1430 {
1124 if (!STRCMP(s[i], "OverTheSpot")) 1431 if (!strcmp (s[i], "OverTheSpot"))
1125 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1432 input_style = (XIMPreeditPosition | XIMStatusNothing);
1126 else if (!STRCMP(s[i], "OffTheSpot")) 1433 else if (!strcmp (s[i], "OffTheSpot"))
1127 R->input_style = (XIMPreeditArea | XIMStatusArea); 1434 input_style = (XIMPreeditArea | XIMStatusArea);
1128 else if (!STRCMP(s[i], "Root")) 1435 else if (!strcmp (s[i], "Root"))
1129 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1436 input_style = (XIMPreeditNothing | XIMStatusNothing);
1437 else if (!strcmp (s[i], "None"))
1438 input_style = (XIMPreeditNone | XIMStatusNone);
1130 1439
1131 for (j = 0; j < xim_styles->count_styles; j++) 1440 for (j = 0; j < xim_styles->count_styles; j++)
1132 if (R->input_style == xim_styles->supported_styles[j]) { 1441 if (input_style == xim_styles->supported_styles[j])
1442 {
1443 rxvt_freecommastring (s);
1444
1133 found = 1; 1445 found = 1;
1446 goto foundpet;
1447 }
1448
1449 }
1450
1451 rxvt_freecommastring (s);
1452 }
1453
1454foundpet:
1455
1456 XFree (xim_styles);
1457
1458 if (!found)
1459 {
1460 im_destroy ();
1461 return false;
1462 }
1463
1464 XFontSet fs = 0;
1465 XVaNestedList preedit_attr = 0, status_attr = 0;
1466
1467 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1468 {
1469 // fake us a font-set, please
1470 char **missing_charset_list;
1471 int missing_charset_count;
1472 char *def_string;
1473 char pat[512];
1474
1475 sprintf (pat,
1476 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1477 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1478 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1479 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1480 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1481 "*",
1482 fheight,
1483 fheight + 1, fheight - 1,
1484 fheight - 2, fheight + 2);
1485
1486 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1487 &missing_charset_list, &missing_charset_count, &def_string);
1488
1489 if (missing_charset_list)
1490 XFreeStringList (missing_charset_list);
1491
1492 if (!fs)
1493 {
1494 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1495 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1496 }
1497 }
1498
1499 if (input_style & XIMPreeditPosition)
1500 {
1501 im_set_size (rect);
1502 im_set_position (spot);
1503 im_set_color (fg, bg);
1504
1505 preedit_attr = XVaCreateNestedList (0,
1506 XNForeground, fg,
1507 XNBackground, bg,
1508 XNArea, &rect,
1509 XNSpotLocation, &spot,
1510 XNFontSet, fs,
1511 NULL);
1512 }
1513 else if (input_style & XIMPreeditArea)
1514 {
1515 im_set_color (fg, bg);
1516
1517 /*
1518 * The necessary width of preedit area is unknown
1519 * until create input context.
1520 */
1521 needed_rect.width = 0;
1522 im_set_preedit_area (rect, status_rect, needed_rect);
1523
1524 preedit_attr = XVaCreateNestedList (0,
1525 XNForeground, fg,
1526 XNBackground, bg,
1527 XNArea, &rect,
1528 XNFontSet, fs,
1529 NULL);
1530 status_attr = XVaCreateNestedList (0,
1531 XNForeground, fg,
1532 XNBackground, bg,
1533 XNArea, &status_rect,
1534 XNFontSet, fs,
1535 NULL);
1536 }
1537
1538 Input_Context = XCreateIC (xim,
1539 XNInputStyle, input_style,
1540 XNClientWindow, vt,
1541 XNFocusWindow, parent[0],
1542 preedit_attr ? XNPreeditAttributes : NULL,
1543 preedit_attr,
1544 status_attr ? XNStatusAttributes : NULL,
1545 status_attr, NULL);
1546
1547 if (preedit_attr) XFree (preedit_attr);
1548 if (status_attr) XFree (status_attr);
1549 if (fs) XFreeFontSet (display->display, fs);
1550
1551 if (Input_Context == NULL)
1552 {
1553 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1554 im_destroy ();
1555 return false;
1556 }
1557
1558 if (input_style & XIMPreeditArea)
1559 IMSetStatusPosition ();
1560
1561 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1562 return true;
1563}
1564
1565void
1566rxvt_term::im_cb ()
1567{
1568 int i;
1569 const char *p;
1570 char **s;
1571 char buf[IMBUFSIZ];
1572
1573 SET_R (this);
1574
1575 im_destroy ();
1576
1577 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1578 if (Input_Context)
1579 return;
1580
1581#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1582 if (rs[Rs_imLocale])
1583 SET_LOCALE (rs[Rs_imLocale]);
1584#endif
1585
1586 p = rs[Rs_inputMethod];
1587 if (p && *p)
1588 {
1589 bool found = false;
1590
1591 s = rxvt_splitcommastring (p);
1592
1593 for (i = 0; s[i]; i++)
1594 {
1595 if (*s[i])
1596 {
1597 strcpy (buf, "@im=");
1598 strncat (buf, s[i], IMBUFSIZ - 5);
1599 if (IM_get_IC (buf))
1600 {
1601 found = true;
1134 break; 1602 break;
1603 }
1135 } 1604 }
1136 } 1605 }
1137 for (i = 0; s[i]; i++)
1138 free(s[i]);
1139 free(s);
1140 XFree(xim_styles);
1141 1606
1607 rxvt_freecommastring (s);
1608
1142 if (!found) { 1609 if (found)
1143 XCloseIM(xim); 1610 goto done;
1144 return False;
1145 } 1611 }
1146 1612
1147 ximcallback.callback = rxvt_IMDestroyCallback; 1613 /* try with XMODIFIERS env. var. */
1614 if (IM_get_IC (""))
1615 goto done;
1148 1616
1149/* XXX: not sure why we need this (as well as IC one below) */ 1617 /* try with no modifiers base IF the user didn't specify an IM */
1150 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1618 if (IM_get_IC ("@im=none"))
1619 goto done;
1151 1620
1152 preedit_attr = status_attr = NULL; 1621done:
1153 1622#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154 if (R->input_style & XIMPreeditPosition) { 1623 if (rs[Rs_imLocale])
1155 rxvt_setSize(aR_ & rect); 1624 SET_LOCALE (locale);
1156 rxvt_setPosition(aR_ & spot); 1625#endif
1157 rxvt_setColor(aR_ & fg, &bg);
1158
1159 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1160 XNSpotLocation, &spot,
1161 XNForeground, fg, XNBackground, bg,
1162 //XNFontSet, R->TermWin.fontset,
1163 NULL);
1164 } else if (R->input_style & XIMPreeditArea) {
1165 rxvt_setColor(aR_ & fg, &bg);
1166
1167 /*
1168 * The necessary width of preedit area is unknown
1169 * until create input context.
1170 */
1171 needed_rect.width = 0;
1172
1173 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1174
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176 XNForeground, fg, XNBackground, bg,
1177 //XNFontSet, R->TermWin.fontset,
1178 NULL);
1179 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1180 XNForeground, fg, XNBackground, bg,
1181 //XNFontSet, R->TermWin.fontset,
1182 NULL);
1183 }
1184 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1185 XNClientWindow, R->TermWin.parent[0],
1186 XNFocusWindow, R->TermWin.parent[0],
1187 XNDestroyCallback, &ximcallback,
1188 preedit_attr ? XNPreeditAttributes : NULL,
1189 preedit_attr,
1190 status_attr ? XNStatusAttributes : NULL,
1191 status_attr, NULL);
1192 if (preedit_attr)
1193 XFree(preedit_attr);
1194 if (status_attr)
1195 XFree(status_attr);
1196 if (R->Input_Context == NULL) {
1197 rxvt_print_error("failed to create input context");
1198 XCloseIM(xim);
1199 return False;
1200 }
1201 if (R->input_style & XIMPreeditArea)
1202 rxvt_IMSetStatusPosition(aR);
1203 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1204 return True;
1205} 1626}
1206 1627
1207/* EXTPROTO */
1208void 1628void
1209rxvt_IMSetStatusPosition(pR) 1629rxvt_term::IMSetStatusPosition ()
1210{ 1630{
1211 XRectangle preedit_rect, status_rect, *needed_rect; 1631 XRectangle preedit_rect, status_rect, *needed_rect;
1212 XVaNestedList preedit_attr, status_attr; 1632 XVaNestedList preedit_attr, status_attr;
1213 1633
1214 if (R->Input_Context == NULL 1634 if (!Input_Context
1635 || !focus
1215 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1636 || !(input_style & XIMPreeditArea)
1216 || !rxvt_IMisRunning(aR)) 1637 || !IMisRunning ())
1217 return; 1638 return;
1218 1639
1219/* Getting the necessary width of preedit area */ 1640 /* Getting the necessary width of preedit area */
1220 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1641 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1642 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222 XFree(status_attr); 1643 XFree (status_attr);
1223 1644
1224 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1645 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1646 XFree (needed_rect);
1225 1647
1226 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1648 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1649 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228 1650
1229 XSetICValues(R->Input_Context, 1651 XSetICValues (Input_Context,
1230 XNPreeditAttributes, preedit_attr, 1652 XNPreeditAttributes, preedit_attr,
1231 XNStatusAttributes, status_attr, NULL); 1653 XNStatusAttributes, status_attr, NULL);
1232 1654
1233 XFree(preedit_attr); 1655 XFree (preedit_attr);
1234 XFree(status_attr); 1656 XFree (status_attr);
1235} 1657}
1236#endif /* USE_XIM */ 1658#endif /* USE_XIM */
1237 1659
1238/*----------------------------------------------------------------------*/ 1660/*----------------------------------------------------------------------*/
1239rxvt_t rxvt_current_term; 1661rxvt_t rxvt_current_term;

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines