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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.73 by root, Fri Jul 30 14:59:12 2004 UTC vs.
Revision 1.185 by root, Tue Jan 17 15:17:39 2006 UTC

11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
47#include <cstring> 51#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52static uid_t saved_euid;
53static gid_t saved_egid;
54#endif
55
56bool
57rxvt_tainted ()
58{
59#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
60 return getuid () != saved_euid || getgid () != saved_egid;
61#else
62 return false;
63#endif
64}
48 65
49vector<rxvt_term *> rxvt_term::termlist; 66vector<rxvt_term *> rxvt_term::termlist;
50 67
51static char curlocale[128]; 68static char curlocale[128], savelocale[128];
52 69
53bool 70bool
54rxvt_set_locale (const char *locale) 71rxvt_set_locale (const char *locale)
55{ 72{
56 if (!locale || !STRNCMP (locale, curlocale, 128)) 73 if (!locale || !strncmp (locale, curlocale, 128))
57 return false; 74 return false;
58 75
59 STRNCPY (curlocale, locale, 128); 76 strncpy (curlocale, locale, 128);
60 setlocale (LC_CTYPE, curlocale); 77 setlocale (LC_CTYPE, curlocale);
61 return true; 78 return true;
79}
80
81void
82rxvt_push_locale (const char *locale)
83{
84 strcpy (savelocale, curlocale);
85 rxvt_set_locale (locale);
86}
87
88void
89rxvt_pop_locale ()
90{
91 rxvt_set_locale (savelocale);
62} 92}
63 93
64#if ENABLE_COMBINING 94#if ENABLE_COMBINING
65class rxvt_composite_vec rxvt_composite; 95class rxvt_composite_vec rxvt_composite;
66 96
123 return len; 153 return len;
124 154
125} 155}
126#endif 156#endif
127 157
128void *
129rxvt_term::operator new (size_t s)
130{
131 void *p = malloc (s);
132
133 MEMSET (p, 0, s);
134 return p;
135}
136
137void
138rxvt_term::operator delete (void *p, size_t s)
139{
140 free (p);
141}
142
143rxvt_term::rxvt_term () 158rxvt_term::rxvt_term ()
144 : 159 :
160#if TRANSPARENT
145 rootwin_ev (this, &rxvt_term::rootwin_cb), 161 rootwin_ev (this, &rxvt_term::rootwin_cb),
162#endif
163#ifdef HAVE_SCROLLBARS
164 scrollbar_ev (this, &rxvt_term::x_cb),
165#endif
166#ifdef CURSOR_BLINK
167 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
168#endif
169#ifdef TEXT_BLINK
170 text_blink_ev (this, &rxvt_term::text_blink_cb),
171#endif
172#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
173 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
174#endif
175#ifdef SELECTION_SCROLLING
176 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
177#endif
178#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
179 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
180#endif
181#ifdef POINTER_BLANK
182 pointer_ev (this, &rxvt_term::pointer_cb),
183#endif
184#ifdef USE_XIM
185 im_ev (this, &rxvt_term::im_cb),
186#endif
146 termwin_ev (this, &rxvt_term::x_cb), 187 termwin_ev (this, &rxvt_term::x_cb),
147 vt_ev (this, &rxvt_term::x_cb), 188 vt_ev (this, &rxvt_term::x_cb),
148#ifdef HAVE_SCROLLBARS
149 scrollbar_ev (this, &rxvt_term::x_cb),
150#endif
151#ifdef MENUBAR
152 menubar_ev (this, &rxvt_term::x_cb),
153#endif
154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175 check_ev (this, &rxvt_term::check_cb), 189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
176 destroy_ev (this, &rxvt_term::destroy_cb), 191 destroy_ev (this, &rxvt_term::destroy_cb),
177 pty_ev (this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
178 incr_ev (this, &rxvt_term::incr_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
179{ 194{
180 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
181 196
182 termlist.push_back (this); 197 termlist.push_back (this);
183}
184 198
185rxvt_term::~rxvt_term () 199#ifdef KEYSYM_RESOURCE
186{ 200 keyboard = new keyboard_manager;
187 termlist.erase (find (termlist.begin (), termlist.end(), this));
188 201
202 if (!keyboard)
203 rxvt_fatal ("out of memory, aborting.\n");
204#endif
205}
206
207// clean up the most important stuff, do *not* call x or free mem etc.
208// for use before an emergency exit
209void rxvt_term::emergency_cleanup ()
210{
189 if (cmd_fd >= 0) 211 if (cmd_pid)
190 close (cmd_fd); 212 kill (-cmd_pid, SIGHUP);
191 213
192#ifndef NO_SETOWNER_TTYDEV
193 privileged_ttydev (RESTORE);
194#endif
195#ifdef UTMP_SUPPORT 214#ifdef UTMP_SUPPORT
196 privileged_utmp (RESTORE); 215 privileged_utmp (RESTORE);
197#endif 216#endif
198 217
218 delete pty; pty = 0;
219}
220
221rxvt_term::~rxvt_term ()
222{
223 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
224
225 termlist.erase (find (termlist.begin (), termlist.end(), this));
226
227 emergency_cleanup ();
228
229#if ENABLE_STYLES
230 for (int i = RS_styleCount; --i; )
231 if (fontset[i] != fontset[0])
232 delete fontset[i];
233#endif
199 delete TermWin.fontset; 234 delete fontset[0];
200 235
201 if (display) 236 if (display)
202 { 237 {
238 dDisp;
239
203 selection_clear (); 240 selection_clear ();
204 241
205#ifdef MENUBAR 242#ifdef USE_XIM
206 if (menubarGC) XFreeGC (display->display, menubarGC); 243 im_destroy ();
207#endif 244#endif
208#ifdef XTERM_SCROLLBAR 245#ifdef XTERM_SCROLLBAR
209 if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC); 246 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
210 if (ShadowGC) XFreeGC (display->display, ShadowGC); 247 if (ShadowGC) XFreeGC (disp, ShadowGC);
211#endif 248#endif
212#ifdef PLAIN_SCROLLBAR 249#ifdef PLAIN_SCROLLBAR
213 if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC); 250 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
214#endif 251#endif
215#ifdef NEXT_SCROLLBAR 252#ifdef NEXT_SCROLLBAR
216 if (blackGC) XFreeGC (display->display, blackGC); 253 if (blackGC) XFreeGC (disp, blackGC);
217 if (whiteGC) XFreeGC (display->display, whiteGC); 254 if (whiteGC) XFreeGC (disp, whiteGC);
218 if (grayGC) XFreeGC (display->display, grayGC); 255 if (grayGC) XFreeGC (disp, grayGC);
219 if (darkGC) XFreeGC (display->display, darkGC); 256 if (darkGC) XFreeGC (disp, darkGC);
220 if (stippleGC) XFreeGC (display->display, stippleGC); 257 if (stippleGC) XFreeGC (disp, stippleGC);
221 if (dimple) XFreePixmap (display->display, dimple); 258 if (dimple) XFreePixmap (disp, dimple);
222 if (upArrow) XFreePixmap (display->display, upArrow); 259 if (upArrow) XFreePixmap (disp, upArrow);
223 if (downArrow) XFreePixmap (display->display, downArrow); 260 if (downArrow) XFreePixmap (disp, downArrow);
224 if (upArrowHi) XFreePixmap (display->display, upArrowHi); 261 if (upArrowHi) XFreePixmap (disp, upArrowHi);
225 if (downArrowHi) XFreePixmap (display->display, downArrowHi); 262 if (downArrowHi) XFreePixmap (disp, downArrowHi);
226#endif 263#endif
227#if defined(MENUBAR) || defined(RXVT_SCROLLBAR) 264#ifdef RXVT_SCROLLBAR
228 if (topShadowGC) XFreeGC (display->display, topShadowGC); 265 if (topShadowGC) XFreeGC (disp, topShadowGC);
229 if (botShadowGC) XFreeGC (display->display, botShadowGC); 266 if (botShadowGC) XFreeGC (disp, botShadowGC);
230 if (scrollbarGC) XFreeGC (display->display, scrollbarGC); 267 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
231#endif 268#endif
232 if (TermWin.gc) XFreeGC (display->display, TermWin.gc); 269 if (gc) XFreeGC (disp, gc);
233 270
234#if defined(MENUBAR) && (MENUBAR_MAX > 1)
235 delete menuBar.drawable; 271 delete drawable;
236 //if (menuBar.win)
237 // XDestroyWindow (display->display, menuBar.win);
238#endif
239 delete TermWin.drawable;
240 // destroy all windows 272 // destroy all windows
241 if (TermWin.parent[0]) 273 if (parent[0])
242 XDestroyWindow (display->display, TermWin.parent[0]); 274 XDestroyWindow (disp, parent[0]);
243 } 275 }
244 276
245 // TODO: free pixcolours, colours should become part of rxvt_display 277 // TODO: free pixcolours, colours should become part of rxvt_display
246
247 delete PixColorsFocused; 278 delete pix_colors_focused;
248#ifdef OFF_FOCUS_FADING 279#if OFF_FOCUS_FADING
249 delete PixColorsUnFocused; 280 delete pix_colors_unfocused;
250#endif 281#endif
251 282
252 displays.put (display); 283 displays.put (display);
253 284
254 scr_release (); 285 scr_release ();
255 286
256 /* clear all resources */ 287 /* clear all resources */
257 for (int i = 0; i < allocated.size (); i++) 288 for (int i = 0; i < allocated.size (); i++)
258 free (allocated[i]); 289 free (allocated [i]);
259 290
260 free (selection.text); 291 free (selection.text);
261 // TODO: manage env vars in child only(!) 292 // TODO: manage env vars in child only(!)
262 free (env_windowid); 293 free (env_windowid);
263 free (env_display); 294 free (env_display);
264 free (env_term); 295 free (env_term);
265 free (env_colorfgbg); 296 free (env_colorfgbg);
266 free (locale); 297 free (locale);
267#if 0 298 free (v_buffer);
268 free (codeset); 299 free (incr_buf);
269#endif
270 300
271 delete envv; 301 delete envv;
272 delete argv; 302 delete argv;
303
304#ifdef KEYSYM_RESOURCE
305 delete keyboard;
306#endif
307}
308
309void
310rxvt_term::child_exit ()
311{
312 cmd_pid = 0;
313
314 if (!OPTION (Opt_hold))
315 destroy ();
273} 316}
274 317
275void 318void
276rxvt_term::destroy () 319rxvt_term::destroy ()
277{ 320{
321 if (destroy_ev.active)
322 return;
323
324#if ENABLE_OVERLAY
325 scr_overlay_off ();
326#endif
327
278 if (display) 328 if (display)
279 { 329 {
330#if USE_XIM
331 im_ev.stop (display);
332#endif
333#if HAVE_SCROLLBARS
334 scrollbar_ev.stop (display);
335#endif
336#if TRANSPARENT
280 rootwin_ev.stop (display); 337 rootwin_ev.stop (display);
338#endif
339 incr_ev.stop ();
281 termwin_ev.stop (display); 340 termwin_ev.stop (display);
282 vt_ev.stop (display); 341 vt_ev.stop (display);
283#ifdef USE_XIM
284 im_destroy ();
285 im_ev.stop (display);
286#endif
287#ifdef HAVE_SCROLLBARS
288 scrollbar_ev.stop (display);
289#endif
290#ifdef MENUBAR
291 menubar_ev.stop (display);
292#endif
293 } 342 }
294 343
295 check_ev.stop (); 344 check_ev.stop ();
296 pty_ev.stop (); 345 pty_ev.stop ();
297#ifdef CURSOR_BLINK 346#ifdef CURSOR_BLINK
314} 363}
315 364
316void 365void
317rxvt_term::destroy_cb (time_watcher &w) 366rxvt_term::destroy_cb (time_watcher &w)
318{ 367{
319 SET_R (this); 368 make_current ();
320 369
321 delete this; 370 delete this;
322} 371}
323 372
324/*----------------------------------------------------------------------*/ 373/*----------------------------------------------------------------------*/
325/* rxvt_init () */ 374/*
375 * Exit gracefully, clearing the utmp entry and restoring tty attributes
376 * TODO: if debugging, this should free up any known resources if we can
377 */
378static XErrorHandler old_xerror_handler;
379
380static void
381rxvt_emergency_cleanup ()
382{
383 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384 (*t)->emergency_cleanup ();
385}
386
387#if ENABLE_FRILLS
388static void
389print_x_error (Display *dpy, XErrorEvent *event)
390{
391 char buffer[BUFSIZ];
392 char mesg[BUFSIZ];
393 char number[32];
394 char *mtype = "XlibMessage";
395 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397 rxvt_warn ("An X Error occured, trying to continue after report.\n");
398 rxvt_warn ("%s: %s\n", mesg, buffer);
399 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
401 sprintf(number, "%d", event->request_code);
402 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
403 rxvt_warn ("(which is %s)\n", buffer);
404 if (event->request_code >= 128) {
405 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
406 mesg, BUFSIZ);
407 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
408 }
409 if ((event->error_code == BadWindow) ||
410 (event->error_code == BadPixmap) ||
411 (event->error_code == BadCursor) ||
412 (event->error_code == BadFont) ||
413 (event->error_code == BadDrawable) ||
414 (event->error_code == BadColor) ||
415 (event->error_code == BadGC) ||
416 (event->error_code == BadIDChoice) ||
417 (event->error_code == BadValue) ||
418 (event->error_code == BadAtom)) {
419 if (event->error_code == BadValue)
420 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
421 mesg, BUFSIZ);
422 else if (event->error_code == BadAtom)
423 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
424 mesg, BUFSIZ);
425 else
426 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429 }
430 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431 mesg, BUFSIZ);
432 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433}
434#endif
435
436int
437rxvt_xerror_handler (Display *display, XErrorEvent *event)
438{
439 if (GET_R->allowedxerror == -1)
440 GET_R->allowedxerror = event->error_code;
441 else
442 {
443 // GET_R is most likely not the terminal which caused the error,
444 // so just output the error and continue
445#if ENABLE_FRILLS
446 print_x_error (display, event);
447#else
448 old_xerror_handler (display, event);
449#endif
450 }
451
452 return 0;
453}
454
455int
456rxvt_xioerror_handler (Display *display)
457{
458 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459 DisplayString (display));
460 rxvt_emergency_cleanup ();
461 _exit (EXIT_FAILURE);
462}
463
464/*----------------------------------------------------------------------*/
326bool 465bool
327rxvt_term::init (int argc, const char *const *argv) 466rxvt_term::init (int argc, const char *const *argv)
328{ 467{
329 SET_R (this); 468 SET_R (this);
469 set_locale ("");
470 set_environ (envv); // few things in X do not call setlocale :(
330 471
331 if (!init_vars ()) 472 if (!init_vars ())
332 return false; 473 return false;
474
475 init_secondary ();
476
477 const char **cmd_argv = init_resources (argc, argv);
478
479#ifdef KEYSYM_RESOURCE
480 keyboard->register_done ();
481#endif
482
483#ifdef HAVE_SCROLLBARS
484 if (OPTION (Opt_scrollBar))
485 scrollBar.setIdle (); /* set existence for size calculations */
486#endif
487
488#if ENABLE_PERL
489 if (!rs[Rs_perl_ext_1])
490 rs[Rs_perl_ext_1] = "default";
491
492 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
493 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
494 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
495 {
496#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
497 // ignore some perl-related arguments if some bozo installed us set[ug]id
498 if (rxvt_tainted ())
499 {
500 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
501 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
502 {
503 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
504 rs[Rs_perl_lib] = 0;
505 rs[Rs_perl_eval] = 0;
506 }
507 }
508#endif
509 rxvt_perl.init (this);
510 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
511 }
512#endif
513
514 pty = rxvt_new_ptytty ();
515
516 create_windows (argc, argv);
517
518 dDisp;
519
520 init_xlocale ();
521
522 scr_reset (); // initialize screen
523
524#if 0
525 XSynchronize (disp, True);
526#endif
527
528#ifdef HAVE_SCROLLBARS
529 if (OPTION (Opt_scrollBar))
530 resize_scrollbar (); /* create and map scrollbar */
531#endif
532#ifdef TRANSPARENT
533 if (OPTION (Opt_transparent))
534 {
535 XSelectInput (disp, display->root, PropertyChangeMask);
536 check_our_parents ();
537 rootwin_ev.start (display, display->root);
538 }
539#endif
540
541 XMapWindow (disp, vt);
542 XMapWindow (disp, parent[0]);
543
544 set_colorfgbg ();
545
546 init_command (cmd_argv);
547
548 free (cmd_argv);
549
550 if (pty->pty >= 0)
551 pty_ev.start (pty->pty, EVENT_READ);
552
553 check_ev.start ();
554
555 HOOK_INVOKE ((this, HOOK_START, DT_END));
556
557 return true;
558}
559
560static struct sig_handlers
561{
562 sig_watcher sw_chld, sw_term, sw_int;
563
564 void sig_chld (sig_watcher &w)
565 {
566 // we are being called for every SIGCHLD, find the corresponding term
567 int pid;
568
569 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
570 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
571 if (pid == (*t)->cmd_pid)
572 {
573 (*t)->child_exit ();
574 break;
575 }
576 }
577
578 /*
579 * Catch a fatal signal and tidy up before quitting
580 */
581 void
582 sig_term (sig_watcher &w)
583 {
584#ifdef DEBUG_CMD
585 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
586#endif
587 rxvt_emergency_cleanup ();
588 signal (w.signum, SIG_DFL);
589 kill (getpid (), w.signum);
590 }
591
592 sig_handlers ()
593 : sw_chld (this, &sig_handlers::sig_chld),
594 sw_term (this, &sig_handlers::sig_term),
595 sw_int (this, &sig_handlers::sig_term)
596 {
597 }
598} sig_handlers;
599
600char **rxvt_environ; // startup environment
601
602void
603rxvt_init ()
604{
605 rxvt_environ = environ;
333 606
334 /* 607 /*
335 * Save and then give up any super-user privileges 608 * Save and then give up any super-user privileges
336 * If we need privileges in any area then we must specifically request it. 609 * If we need privileges in any area then we must specifically request it.
337 * We should only need to be root in these cases: 610 * We should only need to be root in these cases:
338 * 1. write utmp entries on some systems 611 * 1. write utmp entries on some systems
339 * 2. chown tty on some systems 612 * 2. chown tty on some systems
340 */ 613 */
341 privileges (SAVE); 614 rxvt_privileges (SAVE);
342 privileges (IGNORE); 615 rxvt_privileges (IGNORE);
343 616
344 init_secondary (); 617 signal (SIGHUP, SIG_IGN);
618 signal (SIGPIPE, SIG_IGN);
345 619
346 const char **cmd_argv = init_resources (argc, argv); 620 sig_handlers.sw_chld.start (SIGCHLD);
347 621 sig_handlers.sw_term.start (SIGTERM);
348 set_locale (""); 622 sig_handlers.sw_int.start (SIGINT);
349
350#if MENUBAR_MAX
351 menubar_read (rs[Rs_menu]);
352#endif
353#ifdef HAVE_SCROLLBARS
354 if (Options & Opt_scrollBar)
355 scrollBar.setIdle (); /* set existence for size calculations */
356#endif
357
358 create_windows (argc, argv);
359
360 init_xlocale ();
361
362 scr_reset (); /* initialize screen */
363
364#if 0
365 XSynchronize (display->display, True);
366#endif
367
368#ifdef HAVE_SCROLLBARS
369 if (Options & Opt_scrollBar)
370 resize_scrollbar (); /* create and map scrollbar */
371#endif
372#if (MENUBAR_MAX)
373 if (menubar_visible ())
374 XMapWindow (display->display, menuBar.win);
375#endif
376#ifdef TRANSPARENT
377 if (Options & Opt_transparent)
378 {
379 XSelectInput (display->display, display->root, PropertyChangeMask);
380 check_our_parents ();
381 }
382#endif
383
384 rootwin_ev.start (display, display->root);
385
386 XMapWindow (display->display, TermWin.vt);
387 XMapWindow (display->display, TermWin.parent[0]);
388
389 init_command (cmd_argv);
390
391 pty_ev.start (cmd_fd, EVENT_READ);
392
393 check_ev.start ();
394
395 return true;
396}
397
398static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
399
400void
401rxvt_init_signals ()
402{
403 /* install exit handler for cleanup */
404#if 0
405#ifdef HAVE_ATEXIT
406 atexit (rxvt_clean_exit);
407#else
408#endif
409#endif
410
411 struct sigaction sa;
412
413 sigfillset (&sa.sa_mask);
414 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
415 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
416 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
417 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
418 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
419 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
420 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
421 623
422 /* need to trap SIGURG for SVR4 (Unixware) rlogin */ 624 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
423 /* signal (SIGURG, SIG_DFL); */ 625 /* signal (SIGURG, SIG_DFL); */
424 626
425 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); 627 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
628 // TODO: handle this with exceptions and tolerate the memory loss
426 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler); 629 XSetIOErrorHandler (rxvt_xioerror_handler);
427}
428 630
429/* ------------------------------------------------------------------------- * 631 XrmInitialize ();
430 * SIGNAL HANDLING & EXIT HANDLER *
431 * ------------------------------------------------------------------------- */
432/*
433 * Catch a SIGCHLD signal and exit if the direct child has died
434 */
435
436void rxvt_term::child_exited (int pid)
437{
438 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
439 if (pid == (*t)->cmd_pid)
440 {
441 (*t)->destroy ();
442 break;
443 }
444}
445
446/* ARGSUSED */
447/* EXTPROTO */
448RETSIGTYPE
449rxvt_Child_signal (int sig __attribute__ ((unused)))
450{
451 int pid, save_errno = errno;
452
453 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
454 rxvt_term::child_exited (pid);
455
456 errno = save_errno;
457}
458
459/*
460 * Catch a fatal signal and tidy up before quitting
461 */
462/* EXTPROTO */
463RETSIGTYPE
464rxvt_Exit_signal (int sig)
465{
466 signal (sig, SIG_DFL);
467#ifdef DEBUG_CMD
468 rxvt_warn ("caught signal %d, exiting.\n", sig);
469#endif
470 rxvt_clean_exit ();
471 kill (getpid (), sig);
472}
473
474/* INTPROTO */
475int
476rxvt_xerror_handler (Display *display, XErrorEvent *event)
477{
478 if (GET_R->allowedxerror == -1)
479 GET_R->allowedxerror = event->error_code;
480 else
481 {
482 old_xerror_handler (display, event);
483 GET_R->destroy ();
484 }
485
486 return 0;
487}
488
489/*----------------------------------------------------------------------*/
490/*
491 * Exit gracefully, clearing the utmp entry and restoring tty attributes
492 * TODO: if debugging, this should free up any known resources if we can
493 */
494/* EXTPROTO */
495void
496rxvt_clean_exit ()
497{
498 // TODO: rxvtd should clean up all ressources
499 if (GET_R)
500 GET_R->destroy ();
501} 632}
502 633
503/* ------------------------------------------------------------------------- * 634/* ------------------------------------------------------------------------- *
504 * MEMORY ALLOCATION WRAPPERS * 635 * MEMORY ALLOCATION WRAPPERS *
505 * ------------------------------------------------------------------------- */ 636 * ------------------------------------------------------------------------- */
506/* EXTPROTO */ 637void *
507void *
508rxvt_malloc (size_t size) 638rxvt_malloc (size_t size)
509{ 639{
510 void *p;
511
512 p = malloc (size); 640 void *p = malloc (size);
641
513 if (p) 642 if (!p)
643 rxvt_fatal ("memory allocation failure. aborting.\n");
644
514 return p; 645 return p;
515
516 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
517 rxvt_clean_exit ();
518 exit (EXIT_FAILURE);
519 /* NOTREACHED */
520} 646}
521 647
522/* EXTPROTO */ 648void *
523void *
524rxvt_calloc (size_t number, size_t size) 649rxvt_calloc (size_t number, size_t size)
525{ 650{
526 void *p;
527
528 p = calloc (number, size); 651 void *p = calloc (number, size);
652
529 if (p) 653 if (!p)
654 rxvt_fatal ("memory allocation failure. aborting.\n");
655
530 return p; 656 return p;
531
532 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
533 rxvt_clean_exit ();
534 exit (EXIT_FAILURE);
535 /* NOTREACHED */
536} 657}
537 658
538/* EXTPROTO */
539void * 659void *
540rxvt_realloc (void *ptr, size_t size) 660rxvt_realloc (void *ptr, size_t size)
541{ 661{
542 void *p;
543
544 if (ptr)
545 p = realloc (ptr, size); 662 void *p = realloc (ptr, size);
546 else 663
547 p = malloc (size);
548 if (p) 664 if (!p)
665 rxvt_fatal ("memory allocation failure. aborting.\n");
666
549 return p; 667 return p;
550
551 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
552 rxvt_clean_exit ();
553 exit (EXIT_FAILURE);
554 /* NOTREACHED */
555} 668}
556 669
557/* ------------------------------------------------------------------------- * 670/* ------------------------------------------------------------------------- *
558 * PRIVILEGED OPERATIONS * 671 * PRIVILEGED OPERATIONS *
559 * ------------------------------------------------------------------------- */ 672 * ------------------------------------------------------------------------- */
560/* take care of suid/sgid super-user (root) privileges */ 673/* take care of suid/sgid super-user (root) privileges */
561void 674void
562rxvt_term::privileges (int mode) 675rxvt_privileges (rxvt_privaction action)
563{ 676{
564#if ! defined(__CYGWIN32__) 677#if ! defined(__CYGWIN32__)
565# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 678# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
566 /* setreuid () is the poor man's setuid (), seteuid () */ 679 /* setreuid () is the poor man's setuid (), seteuid () */
567# define seteuid(a) setreuid(-1, (a)) 680# define seteuid(a) setreuid(-1, (a))
568# define setegid(a) setregid(-1, (a)) 681# define setegid(a) setregid(-1, (a))
569# define HAVE_SETEUID 682# define HAVE_SETEUID
570# endif 683# endif
571# ifdef HAVE_SETEUID 684# ifdef HAVE_SETEUID
572 switch (mode) 685 switch (action)
573 { 686 {
574 case IGNORE: 687 case IGNORE:
575 /* 688 /*
576 * change effective uid/gid - not real uid/gid - so we can switch 689 * change effective uid/gid - not real uid/gid - so we can switch
577 * back to root later, as required 690 * back to root later, as required
578 */ 691 */
692 setegid (getgid ());
579 seteuid (getuid ()); 693 seteuid (getuid ());
580 setegid (getgid ());
581 break; 694 break;
582 case SAVE: 695 case SAVE:
583 euid = geteuid ();
584 egid = getegid (); 696 saved_egid = getegid ();
697 saved_euid = geteuid ();
585 break; 698 break;
586 case RESTORE: 699 case RESTORE:
587 seteuid (euid);
588 setegid (egid); 700 setegid (saved_egid);
701 seteuid (saved_euid);
589 break; 702 break;
590 } 703 }
591# else 704# else
592 switch (mode) 705 switch (action)
593 { 706 {
594 case IGNORE: 707 case IGNORE:
708 setgid (getgid ());
595 setuid (getuid ()); 709 setuid (getuid ());
596 setgid (getgid ());
597 /* FALLTHROUGH */ 710 /* FALLTHROUGH */
598 case SAVE: 711 case SAVE:
599 /* FALLTHROUGH */ 712 /* FALLTHROUGH */
600 case RESTORE: 713 case RESTORE:
601 break; 714 break;
602 } 715 }
603# endif 716# endif
604#endif 717#endif
605} 718}
606 719
607#ifdef UTMP_SUPPORT
608void
609rxvt_term::privileged_utmp (char action)
610{
611 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
612 action, next_utmp_action, getpid ()));
613 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
614 || (Options & Opt_utmpInhibit)
615 || ttydev == NULL || *ttydev == '\0')
616 return;
617
618 privileges (RESTORE);
619 if (action == SAVE)
620 {
621 next_utmp_action = RESTORE;
622 makeutent (ttydev, rs[Rs_display_name]);
623 }
624 else
625 { /* action == RESTORE */
626 next_utmp_action = IGNORE;
627 cleanutent ();
628 }
629 privileges (IGNORE);
630}
631#endif
632
633#ifndef NO_SETOWNER_TTYDEV
634void
635rxvt_term::privileged_ttydev (char action)
636{
637 D_MAIN ((stderr,
638 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
639 action, next_tty_action, getpid ()));
640 if (next_tty_action != action || (action != SAVE && action != RESTORE)
641 || ttydev == NULL || *ttydev == '\0')
642 return;
643
644 privileges (RESTORE);
645
646 if (action == SAVE)
647 {
648 next_tty_action = RESTORE;
649# ifndef RESET_TTY_TO_COMMON_DEFAULTS
650 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
651 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
652 next_tty_action = IGNORE;
653 else
654# endif
655
656 {
657 chown (ttydev, getuid (), ttygid); /* fail silently */
658 chmod (ttydev, ttymode);
659# ifdef HAVE_REVOKE
660 revoke (ttydev);
661# endif
662
663 }
664 }
665 else
666 { /* action == RESTORE */
667 next_tty_action = IGNORE;
668# ifndef RESET_TTY_TO_COMMON_DEFAULTS
669 chmod (ttydev, ttyfd_stat.st_mode);
670 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
671# else
672 chmod (ttydev,
673 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
674 chown (ttydev, 0, 0);
675# endif
676
677 }
678
679 privileges (IGNORE);
680
681# ifndef RESET_TTY_TO_COMMON_DEFAULTS
682 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
683 action == RESTORE ? "Restoring" : (action ==
684 SAVE ? "Saving" :
685 "UNKNOWN ERROR for"), ttydev,
686 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
687 ttyfd_stat.st_gid));
688# endif
689}
690#endif
691
692/*----------------------------------------------------------------------*/ 720/*----------------------------------------------------------------------*/
693/* 721/*
694 * window size/position calculcations for XSizeHint and other storage. 722 * window size/position calculcations for XSizeHint and other storage.
695 * if width/height are non-zero then override calculated width/height 723 * if width/height are non-zero then override calculated width/height
696 */ 724 */
697void 725void
698rxvt_term::window_calc (unsigned int width, unsigned int height) 726rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
699{ 727{
700 short recalc_x, recalc_y; 728 short recalc_x, recalc_y;
701 int x, y, sb_w, mb_h, flags; 729 int x, y, sb_w, flags;
702 unsigned int w, h; 730 unsigned int w, h;
703 unsigned int max_width, max_height; 731 unsigned int max_width, max_height;
732 dDisp;
704 733
705 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 734 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
706 TermWin.ncol, TermWin.nrow, szHint.width, 735 ncol, nrow, szHint.width, szHint.height));
707 szHint.height)); 736
708 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 737 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
709 szHint.win_gravity = NorthWestGravity; 738 szHint.win_gravity = NorthWestGravity;
710 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 739 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
711 740
712 recalc_x = recalc_y = 0; 741 recalc_x = recalc_y = 0;
713 flags = 0; 742 flags = 0;
743
714 if (!parsed_geometry) 744 if (!parsed_geometry)
715 { 745 {
716 parsed_geometry = 1; 746 parsed_geometry = 1;
747
717 if (rs[Rs_geometry]) 748 if (rs[Rs_geometry])
718 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 749 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
750
719 if (flags & WidthValue) 751 if (flags & WidthValue)
720 { 752 {
721 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 753 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
722 szHint.flags |= USSize; 754 szHint.flags |= USSize;
723 } 755 }
756
724 if (flags & HeightValue) 757 if (flags & HeightValue)
725 { 758 {
726 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 759 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
727 szHint.flags |= USSize; 760 szHint.flags |= USSize;
728 } 761 }
762
729 if (flags & XValue) 763 if (flags & XValue)
730 { 764 {
731 szHint.x = x; 765 szHint.x = x;
732 szHint.flags |= USPosition; 766 szHint.flags |= USPosition;
767
733 if (flags & XNegative) 768 if (flags & XNegative)
734 { 769 {
735 recalc_x = 1; 770 recalc_x = 1;
736 szHint.win_gravity = NorthEastGravity; 771 szHint.win_gravity = NorthEastGravity;
737 } 772 }
738 } 773 }
774
739 if (flags & YValue) 775 if (flags & YValue)
740 { 776 {
741 szHint.y = y; 777 szHint.y = y;
742 szHint.flags |= USPosition; 778 szHint.flags |= USPosition;
779
743 if (flags & YNegative) 780 if (flags & YNegative)
744 { 781 {
745 recalc_y = 1; 782 recalc_y = 1;
783
746 if (szHint.win_gravity == NorthEastGravity) 784 if (szHint.win_gravity == NorthEastGravity)
747 szHint.win_gravity = SouthEastGravity; 785 szHint.win_gravity = SouthEastGravity;
748 else 786 else
749 szHint.win_gravity = SouthWestGravity; 787 szHint.win_gravity = SouthWestGravity;
750 } 788 }
751 } 789 }
752 } 790 }
753 791
754 /* TODO: BOUNDS */ 792 /* TODO: BOUNDS */
755 TermWin.width = TermWin.ncol * TermWin.fwidth; 793 width = ncol * fwidth;
756 TermWin.height = TermWin.nrow * TermWin.fheight; 794 height = nrow * fheight;
757 max_width = MAX_COLS * TermWin.fwidth; 795 max_width = MAX_COLS * fwidth;
758 max_height = MAX_ROWS * TermWin.fheight; 796 max_height = MAX_ROWS * fheight;
759 797
760 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 798 szHint.base_width = szHint.base_height = 2 * int_bwidth;
761 799
762 sb_w = mb_h = 0; 800 sb_w = 0;
763 window_vt_x = window_vt_y = TermWin.int_bwidth; 801 window_vt_x = window_vt_y = int_bwidth;
764 802
765 if (scrollbar_visible ()) 803 if (scrollBar.state)
766 { 804 {
767 sb_w = scrollbar_TotalWidth (); 805 sb_w = scrollbar_TotalWidth ();
768 szHint.base_width += sb_w; 806 szHint.base_width += sb_w;
769 if (!(Options & Opt_scrollBar_right)) 807 if (!OPTION (Opt_scrollBar_right))
770 window_vt_x += sb_w; 808 window_vt_x += sb_w;
771 } 809 }
772 810
773 if (menubar_visible ())
774 {
775 mb_h = menuBar_TotalHeight ();
776 szHint.base_height += mb_h;
777 window_vt_y += mb_h;
778 }
779
780 szHint.width_inc = TermWin.fwidth; 811 szHint.width_inc = fwidth;
781 szHint.height_inc = TermWin.fheight; 812 szHint.height_inc = fheight;
782 szHint.min_width = szHint.base_width + szHint.width_inc; 813 szHint.min_width = szHint.base_width + szHint.width_inc;
783 szHint.min_height = szHint.base_height + szHint.height_inc; 814 szHint.min_height = szHint.base_height + szHint.height_inc;
784 815
785 if (width && width - szHint.base_width < max_width) 816 if (newwidth && newwidth - szHint.base_width < max_width)
786 { 817 {
787 szHint.width = width; 818 szHint.width = newwidth;
788 TermWin.width = width - szHint.base_width; 819 width = newwidth - szHint.base_width;
789 } 820 }
790 else 821 else
791 { 822 {
792 MIN_IT (TermWin.width, max_width); 823 min_it (width, max_width);
793 szHint.width = szHint.base_width + TermWin.width; 824 szHint.width = szHint.base_width + width;
794 } 825 }
795 826
796 if (height && height - szHint.base_height < max_height) 827 if (newheight && newheight - szHint.base_height < max_height)
797 { 828 {
798 szHint.height = height; 829 szHint.height = newheight;
799 TermWin.height = height - szHint.base_height; 830 height = newheight - szHint.base_height;
800 } 831 }
801 else 832 else
802 { 833 {
803 MIN_IT (TermWin.height, max_height); 834 min_it (height, max_height);
804 szHint.height = szHint.base_height + TermWin.height; 835 szHint.height = szHint.base_height + height;
805 } 836 }
806 837
807 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 838 if (scrollBar.state && OPTION (Opt_scrollBar_right))
808 window_sb_x = szHint.width - sb_w; 839 window_sb_x = szHint.width - sb_w;
809 840
810 if (recalc_x) 841 if (recalc_x)
811 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 842 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
812 - szHint.width - 2 * TermWin.ext_bwidth);
813 if (recalc_y) 843 if (recalc_y)
814 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 844 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
815 - szHint.height - 2 * TermWin.ext_bwidth);
816 845
817 TermWin.ncol = TermWin.width / TermWin.fwidth; 846 ncol = width / fwidth;
818 TermWin.nrow = TermWin.height / TermWin.fheight; 847 nrow = height / fheight;
819 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 848 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
820 TermWin.ncol, TermWin.nrow, szHint.width, 849 ncol, nrow, szHint.width,
821 szHint.height)); 850 szHint.height));
822 return; 851 return;
823} 852}
824 853
825/*----------------------------------------------------------------------*/ 854/*----------------------------------------------------------------------*/
828 * Called after a window size change. 857 * Called after a window size change.
829 */ 858 */
830void 859void
831rxvt_term::tt_winch () 860rxvt_term::tt_winch ()
832{ 861{
862 if (pty->pty < 0)
863 return;
864
833 struct winsize ws; 865 struct winsize ws;
834 866
835 if (cmd_fd < 0)
836 return;
837
838 ws.ws_col = TermWin.ncol; 867 ws.ws_col = ncol;
839 ws.ws_row = TermWin.nrow; 868 ws.ws_row = nrow;
840 ws.ws_xpixel = ws.ws_ypixel = 0; 869 ws.ws_xpixel = width;
841#ifndef DEBUG_SIZE 870 ws.ws_ypixel = height;
842 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 871 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
843#else 872
844 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 873#if 0
845 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 874 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
846# ifdef SIGWINCH
847 else if (cmd_pid) /* force through to the command */ 875 if (cmd_pid) /* force through to the command */
848 kill (cmd_pid, SIGWINCH); 876 kill (-cmd_pid, SIGWINCH);
849# endif
850#endif 877#endif
851} 878}
852 879
853/*----------------------------------------------------------------------*/ 880/*----------------------------------------------------------------------*/
854/* rxvt_change_font () - Switch to a new font */ 881/* set_fonts () - load and set the various fonts
855/* 882 *
856 * init = 1 - initialize 883 * init = 1 - initialize
857 * 884 *
858 * fontname == FONT_UP - switch to bigger font 885 * fontname == FONT_UP - switch to bigger font
859 * fontname == FONT_DN - switch to smaller font 886 * fontname == FONT_DN - switch to smaller font
860 */ 887 */
861bool 888bool
862rxvt_term::change_font (const char *fontname) 889rxvt_term::set_fonts ()
863{ 890{
864 if (fontname == FONT_UP)
865 {
866 // TODO
867 }
868 else if (fontname == FONT_DN)
869 {
870 // TODO
871 }
872 else
873 {
874 rxvt_fontset *fs = new rxvt_fontset (this); 891 rxvt_fontset *fs = new rxvt_fontset (this);
892 rxvt_fontprop prop;
875 893
876 if (fs && fs->populate (fontname ? fontname : "fixed")) 894 if (!fs
895 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
896 || !fs->realize_font (1))
897 {
898 delete fs;
899 return false;
900 }
901
902#if ENABLE_STYLES
903 for (int i = RS_styleCount; --i; )
904 if (fontset[i] != fontset[0])
905 delete fontset[i];
906#endif
907
908 delete fontset[0];
909 fontset[0] = fs;
910
911 prop = (*fs)[1]->properties ();
912 prop.height += lineSpace;
913 fs->set_prop (prop);
914
915 fwidth = prop.width;
916 fheight = prop.height;
917 fbase = prop.ascent;
918
919 for (int style = 1; style < 4; style++)
920 {
921#if ENABLE_STYLES
922 const char *res = rs[Rs_font + style];
923
924 if (res && !*res)
925 fontset[style] = fontset[0];
926 else
877 { 927 {
878 delete TermWin.fontset; 928 fontset[style] = fs = new rxvt_fontset (this);
879 TermWin.fontset = fs; 929 rxvt_fontprop prop2 = prop;
880 TermWin.fwidth = fs->base_font ()->width;
881 TermWin.fheight = fs->base_font ()->height;
882 TermWin.fbase = fs->base_font ()->ascent;
883 930
884 if (TermWin.parent[0]) 931 if (res)
932 prop2.weight = prop2.slant = rxvt_fontprop::unset;
933 else
885 { 934 {
886 resize_all_windows (0, 0, 0); 935 res = fontset[0]->fontdesc;
887 scr_remap_chars (); 936
888 scr_touch (true); 937 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
938 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
889 } 939 }
890 940
891 return true; 941 fs->populate (res);
942 fs->set_prop (prop2);
892 } 943 }
944#else
945 fontset[style] = fontset[0];
946#endif
947 }
948
949 if (parent[0])
893 } 950 {
951 resize_all_windows (0, 0, 0);
952 scr_remap_chars ();
953 scr_touch (true);
954 }
894 955
895 return false; 956 return true;
896} 957}
897 958
898bool 959void rxvt_term::set_string_property (Atom prop, const char *str, int len)
899rxvt_term::font_up_down (int n, int direction)
900{ 960{
901 return false; 961 XChangeProperty (display->display, parent[0],
962 prop, XA_STRING, 8, PropModeReplace,
963 (const unsigned char *)str, len >= 0 ? len : strlen (str));
964}
965
966void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
967{
968 wchar_t *ws = rxvt_mbstowcs (str, len);
969 char *s = rxvt_wcstoutf8 (ws);
970
971 XChangeProperty (display->display, parent[0],
972 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
973 (const unsigned char *)s, strlen (s));
974
975 free (s);
976 free (ws);
902} 977}
903 978
904/*----------------------------------------------------------------------*/ 979/*----------------------------------------------------------------------*/
905/*----------------------------------------------------------------------*/ 980/*----------------------------------------------------------------------*/
906/* xterm sequences - title, iconName, color (exptl) */ 981/* xterm sequences - title, iconName, color (exptl) */
907void 982void
908rxvt_term::set_title (const char *str) 983rxvt_term::set_title (const char *str)
909{ 984{
910#ifdef SMART_WINDOW_TITLE 985 set_string_property (XA_WM_NAME, str);
911 char *name; 986#if ENABLE_EWMH
912 987 set_utf8_property (xa[XA_NET_WM_NAME], str);
913 if (!XFetchName (display->display, TermWin.parent[0], &name))
914 name = NULL;
915
916 if (name == NULL || STRCMP (name, str))
917#endif
918 XStoreName (display->display, TermWin.parent[0], str);
919
920#ifdef SMART_WINDOW_TITLE
921 if (name)
922 XFree (name);
923#endif 988#endif
924} 989}
925 990
926void 991void
927rxvt_term::set_icon_name (const char *str) 992rxvt_term::set_icon_name (const char *str)
928{ 993{
929#ifdef SMART_WINDOW_TITLE 994 set_string_property (XA_WM_ICON_NAME, str);
930 char *name; 995#if ENABLE_EWMH
931 996 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
932 if (!XGetIconName (display->display, TermWin.parent[0], &name))
933 name = NULL;
934
935 if (name == NULL || STRCMP (name, str))
936#endif
937 XSetIconName (display->display, TermWin.parent[0], str);
938
939#ifdef SMART_WINDOW_TITLE
940 if (name)
941 XFree (name);
942#endif 997#endif
943} 998}
944 999
945#ifdef XTERM_COLOR_CHANGE 1000#ifdef XTERM_COLOR_CHANGE
946void 1001void
954 1009
955 /* handle color aliases */ 1010 /* handle color aliases */
956 if (isdigit (*color)) 1011 if (isdigit (*color))
957 { 1012 {
958 i = atoi (color); 1013 i = atoi (color);
1014
959 if (i >= 8 && i <= 15) 1015 if (i >= 8 && i <= 15)
960 { /* bright colors */ 1016 { /* bright colors */
961 i -= 8; 1017 i -= 8;
962# ifndef NO_BRIGHTCOLOR
963 PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i]; 1018 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
964 SET_PIXCOLOR (idx); 1019 SET_PIXCOLOR (idx);
965 goto Done; 1020 goto done;
966# endif
967
968 } 1021 }
1022
969 if (i >= 0 && i <= 7) 1023 if (i >= 0 && i <= 7)
970 { /* normal colors */ 1024 { /* normal colors */
971 PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i]; 1025 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
972 SET_PIXCOLOR (idx); 1026 SET_PIXCOLOR (idx);
973 goto Done; 1027 goto done;
974 } 1028 }
975 } 1029 }
976 1030
977 if (!rXParseAllocColor (& xcol, color)) 1031 if (!rXParseAllocColor (&xcol, color))
978 return; 1032 return;
979 1033
980 /* XStoreColor (display->display, XCMAP, XColor*); */ 1034 /* XStoreColor (display->display, display->cmap, XColor*); */
981 1035
982 /* 1036 /*
983 * FIXME: should free colors here, but no idea how to do it so instead, 1037 * FIXME: should free colors here, but no idea how to do it so instead,
984 * so just keep gobbling up the colormap 1038 * so just keep gobbling up the colormap
985 */ 1039 */
986# if 0 1040# if 0
987 for (i = Color_Black; i <= Color_White; i++) 1041 for (i = Color_Black; i <= Color_White; i++)
988 if (PixColors[idx] == PixColors[i]) 1042 if (pix_colors[idx] == pix_colors[i])
989 break; 1043 break;
990 if (i > Color_White) 1044 if (i > Color_White)
991 { 1045 {
992 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 1046 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
993 XFreeColors (display->display, XCMAP, (PixColors + idx), 1, 1047 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
994 DisplayPlanes (display->display, display->screen)); 1048 DisplayPlanes (display->display, display->screen));
995 } 1049 }
996# endif 1050# endif
997 1051
998 PixColorsFocused[idx] = xcol; 1052 pix_colors_focused[idx] = xcol;
999 SET_PIXCOLOR (idx); 1053 SET_PIXCOLOR (idx);
1000 1054
1001 /* XSetWindowAttributes attr; */ 1055 /* XSetWindowAttributes attr; */
1002 /* Cursor cursor; */ 1056 /* Cursor cursor; */
1003Done: 1057done:
1058
1004#ifdef OFF_FOCUS_FADING 1059#if OFF_FOCUS_FADING
1060 if (rs[Rs_fade])
1005 PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade])); 1061 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1006#endif 1062#endif
1007 if (idx == Color_bg && ! (Options & Opt_transparent))
1008 XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1009 1063
1010 /* handle Color_BD, scrollbar background, etc. */ 1064 /*TODO: handle Color_BD, scrollbar background, etc. */
1011 1065
1012 set_colorfgbg ();
1013 recolour_cursor (); 1066 recolour_cursor ();
1014 scr_touch (true); 1067 scr_recolour ();
1015} 1068}
1016 1069
1017#else 1070#else
1018# define set_window_color (idx,color) ((void)0) 1071# define set_window_color (idx,color) ((void)0)
1019#endif /* XTERM_COLOR_CHANGE */ 1072#endif /* XTERM_COLOR_CHANGE */
1021void 1074void
1022rxvt_term::recolour_cursor () 1075rxvt_term::recolour_cursor ()
1023{ 1076{
1024 XColor xcol[2]; 1077 XColor xcol[2];
1025 1078
1026 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg]; 1079 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1027 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg]; 1080 ? pix_colors_focused[Color_pointer_fg]
1081 : pix_colors_focused[Color_fg];
1082 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1083 ? pix_colors_focused[Color_pointer_bg]
1084 : pix_colors_focused[Color_bg];
1085
1028 XQueryColors (display->display, XCMAP, xcol, 2); 1086 XQueryColors (display->display, display->cmap, xcol, 2);
1029 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1); 1087 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1030} 1088}
1031 1089
1032/*----------------------------------------------------------------------*/ 1090/*----------------------------------------------------------------------*/
1033/* 1091/*
1034 * find if fg/bg matches any of the normal (low-intensity) colors 1092 * find if fg/bg matches any of the normal (low-intensity) colors
1035 */ 1093 */
1036void 1094void
1037rxvt_term::set_colorfgbg () 1095rxvt_term::set_colorfgbg ()
1038{ 1096{
1039 unsigned int i; 1097 unsigned int i;
1040 const char *xpmb = "\0"; 1098 const char *xpmb = "\0";
1041 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 1099 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1042 1100
1043 env_colorfgbg =
1044 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1); 1101 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1045 STRCPY (fstr, "default"); 1102 strcpy (fstr, "default");
1046 STRCPY (bstr, "default"); 1103 strcpy (bstr, "default");
1047 for (i = Color_Black; i <= Color_White; i++) 1104 for (i = Color_Black; i <= Color_White; i++)
1048 if (PixColors[Color_fg] == PixColors[i]) 1105 if (pix_colors[Color_fg] == pix_colors[i])
1049 { 1106 {
1050 sprintf (fstr, "%d", (i - Color_Black)); 1107 sprintf (fstr, "%d", (i - Color_Black));
1051 break; 1108 break;
1052 } 1109 }
1110
1053 for (i = Color_Black; i <= Color_White; i++) 1111 for (i = Color_Black; i <= Color_White; i++)
1054 if (PixColors[Color_bg] == PixColors[i]) 1112 if (pix_colors[Color_bg] == pix_colors[i])
1055 { 1113 {
1056 sprintf (bstr, "%d", (i - Color_Black)); 1114 sprintf (bstr, "%d", (i - Color_Black));
1057#ifdef XPM_BACKGROUND 1115#ifdef XPM_BACKGROUND
1058 xpmb = "default;"; 1116 xpmb = "default;";
1059#endif 1117#endif
1060 break; 1118 break;
1061 } 1119 }
1062 1120
1063 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1121 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1064
1065#ifndef NO_BRIGHTCOLOR
1066 colorfgbg = DEFAULT_RSTYLE;
1067 for (i = minCOLOR; i <= maxCOLOR; i++)
1068 {
1069 if (PixColors[Color_fg] == PixColors[i])
1070 colorfgbg = SET_FGCOLOR (colorfgbg, i);
1071 if (PixColors[Color_bg] == PixColors[i])
1072 colorfgbg = SET_BGCOLOR (colorfgbg, i);
1073 }
1074#endif
1075} 1122}
1076 1123
1077/*----------------------------------------------------------------------*/ 1124/*----------------------------------------------------------------------*/
1078/*
1079 * Colour determination for low colour displays, routine from
1080 * Hans de Goede <hans@highrise.nl>
1081 */
1082 1125
1083int 1126int
1084rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1127rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1085{ 1128{
1086 if (!screen_in_out->set (display, colour)) 1129 if (!screen_in_out->set (display, colour))
1094 1137
1095/* -------------------------------------------------------------------- * 1138/* -------------------------------------------------------------------- *
1096 * - WINDOW RESIZING - * 1139 * - WINDOW RESIZING - *
1097 * -------------------------------------------------------------------- */ 1140 * -------------------------------------------------------------------- */
1098void 1141void
1099rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1142rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1100{ 1143{
1101 int fix_screen; 1144 int fix_screen;
1102
1103#ifdef SMART_RESIZE
1104 int old_width = szHint.width, old_height = szHint.height; 1145 int old_width = szHint.width, old_height = szHint.height;
1105#endif 1146 dDisp;
1106 1147
1107 window_calc (width, height); 1148 window_calc (newwidth, newheight);
1108 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1149 XSetWMNormalHints (disp, parent[0], &szHint);
1109 1150
1110 if (!ignoreparent) 1151 if (!ignoreparent)
1111 { 1152 {
1112#ifdef SMART_RESIZE 1153#ifdef SMART_RESIZE
1113 /* 1154 /*
1117 int x, y, x1, y1; 1158 int x, y, x1, y1;
1118 int dx, dy; 1159 int dx, dy;
1119 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1160 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1120 Window unused_cr; 1161 Window unused_cr;
1121 1162
1122 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1163 XTranslateCoordinates (disp, parent[0], display->root,
1123 0, 0, &x, &y, &unused_cr); 1164 0, 0, &x, &y, &unused_cr);
1124 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1165 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1125 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1166 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1126 /* 1167 /*
1127 * if display->root isn't the parent window, a WM will probably have offset 1168 * if display->root isn't the parent window, a WM will probably have offset
1128 * our position for handles and decorations. Counter it 1169 * our position for handles and decorations. Counter it
1129 */ 1170 */
1131 { 1172 {
1132 x -= x1; 1173 x -= x1;
1133 y -= y1; 1174 y -= y1;
1134 } 1175 }
1135 1176
1136 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1177 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1137 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1178 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1138 dx = old_width - szHint.width; 1179 dx = old_width - szHint.width;
1139 dy = old_height - szHint.height; 1180 dy = old_height - szHint.height;
1140 1181
1141 /* Check position of the center of the window */ 1182 /* Check position of the center of the window */
1142 if (x < x1) /* left half */ 1183 if (x < x1) /* left half */
1146 if (y < y1) /* top half */ 1187 if (y < y1) /* top half */
1147 dy = 0; 1188 dy = 0;
1148 else if (y == y1) /* exact center */ 1189 else if (y == y1) /* exact center */
1149 dy /= 2; 1190 dy /= 2;
1150 1191
1151 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1192 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1152 szHint.width, szHint.height); 1193 szHint.width, szHint.height);
1153#else 1194#else
1154 XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height); 1195 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1155#endif 1196#endif
1156 } 1197 }
1157 1198
1158 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow; 1199 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1159 1200
1160 if (fix_screen || width != old_width || height != old_height) 1201 if (fix_screen || newwidth != old_width || newheight != old_height)
1161 { 1202 {
1162 if (scrollbar_visible ()) 1203 if (scrollBar.state)
1163 { 1204 {
1164 XMoveResizeWindow (display->display, scrollBar.win, 1205 XMoveResizeWindow (disp, scrollBar.win,
1165 window_sb_x, 0, 1206 window_sb_x, 0,
1166 scrollbar_TotalWidth (), szHint.height); 1207 scrollbar_TotalWidth (), szHint.height);
1167 resize_scrollbar (); 1208 resize_scrollbar ();
1168 } 1209 }
1169 1210
1170 if (menubar_visible ())
1171 XMoveResizeWindow (display->display, menuBar.win,
1172 window_vt_x, 0,
1173 TermWin_TotalWidth (), menuBar_TotalHeight ());
1174
1175 XMoveResizeWindow (display->display, TermWin.vt, 1211 XMoveResizeWindow (disp, vt,
1176 window_vt_x, window_vt_y, 1212 window_vt_x, window_vt_y,
1177 TermWin_TotalWidth (), TermWin_TotalHeight ()); 1213 width, height);
1214
1178 scr_clear (); 1215 scr_clear ();
1179#ifdef XPM_BACKGROUND 1216#ifdef XPM_BACKGROUND
1180 resize_pixmap (); 1217 resize_pixmap ();
1181#endif 1218#endif
1182 } 1219 }
1187 int old_ncol = prev_ncol; 1224 int old_ncol = prev_ncol;
1188 1225
1189 /* scr_reset only works on the primary screen */ 1226 /* scr_reset only works on the primary screen */
1190 if (old_height) /* this is not the first time through */ 1227 if (old_height) /* this is not the first time through */
1191 { 1228 {
1192 unsigned int ncol = TermWin.ncol; 1229 unsigned int ocol = ncol;
1193 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1230 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1194 curr_screen = scr_change_screen (PRIMARY); 1231 curr_screen = scr_change_screen (PRIMARY);
1195 TermWin.ncol = ncol; 1232 ncol = ocol;
1196 } 1233 }
1197 1234
1198 scr_reset (); 1235 scr_reset ();
1199 1236
1200 if (curr_screen >= 0) /* this is not the first time through */ 1237 if (curr_screen >= 0) /* this is not the first time through */
1201 { 1238 {
1202 scr_change_screen (curr_screen); 1239 scr_change_screen (curr_screen);
1203 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1240 selection_check (old_ncol != ncol ? 4 : 0);
1204 } 1241 }
1205 } 1242 }
1206 1243
1207 old_width = szHint.width; 1244 old_width = szHint.width;
1208 old_height = szHint.height; 1245 old_height = szHint.height;
1246
1247#ifdef XPM_BACKGROUND
1248 if (pixmap)
1249 scr_touch (false);
1250#endif
1209 1251
1210#ifdef USE_XIM 1252#ifdef USE_XIM
1211 IMSetStatusPosition (); 1253 IMSetStatusPosition ();
1212#endif 1254#endif
1213} 1255}
1215/* 1257/*
1216 * Set the width/height of the vt window in characters. Units are pixels. 1258 * Set the width/height of the vt window in characters. Units are pixels.
1217 * good for toggling 80/132 columns 1259 * good for toggling 80/132 columns
1218 */ 1260 */
1219void 1261void
1220rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1262rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1221{ 1263{
1222 XWindowAttributes wattr; 1264 XWindowAttributes wattr;
1223 1265
1224 if (width == 0 || height == 0) 1266 if (newwidth == 0 || newheight == 0)
1225 { 1267 {
1226 XGetWindowAttributes (display->display, display->root, &wattr); 1268 XGetWindowAttributes (display->display, display->root, &wattr);
1269
1227 if (width == 0) 1270 if (newwidth == 0)
1228 width = wattr.width - szHint.base_width; 1271 newwidth = wattr.width - szHint.base_width;
1229 if (height == 0) 1272 if (newheight == 0)
1230 height = wattr.height - szHint.base_height; 1273 newheight = wattr.height - szHint.base_height;
1231 }
1232 if (width != TermWin.width || height != TermWin.height)
1233 { 1274 }
1275
1276 if (newwidth != width || newheight != height)
1277 {
1234 width += szHint.base_width; 1278 newwidth += szHint.base_width;
1235 height += szHint.base_height; 1279 newheight += szHint.base_height;
1236 resize_all_windows (width, height, 0); 1280 resize_all_windows (newwidth, newheight, 0);
1237 } 1281 }
1238} 1282}
1239 1283
1240/* -------------------------------------------------------------------- * 1284/* -------------------------------------------------------------------- *
1241 * - X INPUT METHOD ROUTINES - * 1285 * - X INPUT METHOD ROUTINES - *
1242 * -------------------------------------------------------------------- */ 1286 * -------------------------------------------------------------------- */
1243#ifdef USE_XIM 1287#ifdef USE_XIM
1244 1288
1245void 1289void
1290rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1291{
1292 fg = pix_colors[Color_fg];
1293 bg = pix_colors[Color_bg];
1294}
1295
1296void
1246rxvt_term::im_set_size (XRectangle *size) 1297rxvt_term::im_set_size (XRectangle &size)
1247{ 1298{
1248 size->x = TermWin.int_bwidth; 1299 // the int_bwidth terms make no sense to me
1249 size->y = TermWin.int_bwidth; 1300 size.x = int_bwidth;
1250 size->width = Width2Pixel (TermWin.ncol); 1301 size.y = int_bwidth;
1251 size->height = Height2Pixel (TermWin.nrow); 1302 size.width = Width2Pixel (ncol) + int_bwidth;
1303 size.height = Height2Pixel (nrow) + int_bwidth;
1252} 1304}
1253 1305
1254void 1306void
1255rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1307rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1308 XRectangle &status_rect,
1309 const XRectangle &needed_rect)
1256{ 1310{
1257 *fg = PixColors[Color_fg]; 1311 preedit_rect.x = needed_rect.width;
1258 *bg = PixColors[Color_bg]; 1312 preedit_rect.y = 0;
1313 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1314 preedit_rect.height = fheight;
1315
1316 status_rect.x = 0;
1317 status_rect.y = 0;
1318 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1319 status_rect.height = fheight;
1259} 1320}
1260 1321
1261/* Checking whether input method is running. */ 1322/* Checking whether input method is running. */
1262bool 1323bool
1263rxvt_term::IMisRunning () 1324rxvt_term::IMisRunning ()
1264{ 1325{
1265 char *p; 1326 char *p;
1266 Atom atom; 1327 Atom atom;
1267 Window win; 1328 Window win;
1268 char server[IMBUFSIZ]; 1329 char server[IMBUFSIZ];
1269 1330
1270 /* get current locale modifier */ 1331 /* get current locale modifier */
1271 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1332 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1272 { 1333 {
1273 STRCPY (server, "@server="); 1334 strcpy (server, "@server=");
1274 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1335 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1336
1275 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1337 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1276 *p = '\0'; 1338 *p = '\0';
1277 1339
1278 atom = XInternAtom (display->display, server, False); 1340 atom = XInternAtom (display->display, server, False);
1279 win = XGetSelectionOwner (display->display, atom); 1341 win = XGetSelectionOwner (display->display, atom);
1342
1280 if (win != None) 1343 if (win != None)
1281 return True; 1344 return True;
1282 } 1345 }
1346
1283 return False; 1347 return False;
1284} 1348}
1285 1349
1286void 1350void
1287rxvt_term::IMSendSpot () 1351rxvt_term::IMSendSpot ()
1288{ 1352{
1289 XPoint spot; 1353 XPoint nspot;
1290 XVaNestedList preedit_attr; 1354 XVaNestedList preedit_attr;
1291 1355
1292 if (Input_Context == NULL 1356 if (!Input_Context
1357 || !focus
1293 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1358 || !(input_style & XIMPreeditPosition))
1294 || ! (event_type == KeyPress
1295 || event_type == Expose
1296 || event_type == NoExpose
1297 || event_type == SelectionNotify
1298 || event_type == ButtonRelease || event_type == FocusIn)
1299 || !IMisRunning ())
1300 return; 1359 return;
1301 1360
1302 im_set_position (&spot); 1361 im_set_position (nspot);
1362
1363 if (nspot.x == spot.x && nspot.y == spot.y)
1364 return;
1365
1366 spot = nspot;
1303 1367
1304 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1368 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1305 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1369 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1306 XFree (preedit_attr); 1370 XFree (preedit_attr);
1307} 1371}
1308 1372
1309void 1373void
1310rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1311 XRectangle * needed_rect)
1312{
1313 int mbh, vtx = 0;
1314
1315 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1316 vtx = scrollbar_TotalWidth ();
1317
1318 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1319 mbh -= TermWin.lineSpace;
1320
1321 preedit_rect->x = needed_rect->width + vtx;
1322 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1323
1324 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1325 preedit_rect->height = Height2Pixel (1);
1326
1327 status_rect->x = vtx;
1328 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1329
1330 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1331 status_rect->height = Height2Pixel (1);
1332}
1333
1334void
1335rxvt_term::im_destroy () 1374rxvt_term::im_destroy ()
1336{ 1375{
1337 if (Input_Context)
1338 {
1339 XDestroyIC (Input_Context);
1340 Input_Context = NULL;
1341 }
1342
1343 if (input_method) 1376 if (input_method)
1344 { 1377 {
1378 if (Input_Context && input_method->xim)
1379 XDestroyIC (Input_Context);
1380
1345 display->put_xim (input_method); 1381 display->put_xim (input_method);
1346 input_method = 0; 1382 input_method = 0;
1347 } 1383 }
1384
1385 Input_Context = 0;
1348} 1386}
1349 1387
1350/* 1388/*
1351 * Try to open a XIM with the current modifiers, then see if we can 1389 * Try to open a XIM with the current modifiers, then see if we can
1352 * open a suitable preedit type 1390 * open a suitable preedit type
1353 */ 1391 */
1354bool 1392bool
1355rxvt_term::IM_get_IC (const char *modifiers) 1393rxvt_term::IM_get_IC (const char *modifiers)
1356{ 1394{
1357 int i, j, found; 1395 int i, j, found;
1358 XIM xim; 1396 XIM xim;
1359 XPoint spot; 1397 XPoint spot;
1360 XRectangle rect, status_rect, needed_rect; 1398 XRectangle rect, status_rect, needed_rect;
1361 unsigned long fg, bg; 1399 unsigned long fg, bg;
1362 const char *p; 1400 const char *p;
1363 char **s; 1401 char **s;
1364 XIMStyles *xim_styles; 1402 XIMStyles *xim_styles;
1365 XVaNestedList preedit_attr, status_attr; 1403
1404 set_environ (envv);
1366 1405
1367 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1406 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1368 return false; 1407 return false;
1369 1408
1370 D_MAIN ((stderr, "rxvt_IM_get_IC ()")); 1409 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1371 input_method = display->get_xim (locale, modifiers); 1410 input_method = display->get_xim (locale, modifiers);
1372 if (input_method == NULL) 1411 if (input_method == NULL)
1373 return false; 1412 return false;
1374 1413
1375 xim = input_method->xim; 1414 xim = input_method->xim;
1415 spot.x = spot.y = -1;
1376 1416
1377 xim_styles = NULL; 1417 xim_styles = NULL;
1378 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1418 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1379 || !xim_styles || !xim_styles->count_styles) 1419 || !xim_styles || !xim_styles->count_styles)
1380 { 1420 {
1381 display->put_xim (input_method); 1421 im_destroy ();
1382 return false; 1422 return false;
1383 } 1423 }
1384 1424
1385 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1425 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1426
1427 for (int pi = 0; pi < 2; pi++)
1428 {
1429 p = pet[pi];
1430
1431 if (!p)
1432 continue;
1433
1386 s = rxvt_splitcommastring (p); 1434 s = rxvt_splitcommastring (p);
1435
1387 for (i = found = 0; !found && s[i]; i++) 1436 for (i = found = 0; !found && s[i]; i++)
1388 { 1437 {
1389 if (!STRCMP (s[i], "OverTheSpot")) 1438 if (!strcmp (s[i], "OverTheSpot"))
1390 input_style = (XIMPreeditPosition | XIMStatusNothing); 1439 input_style = (XIMPreeditPosition | XIMStatusNothing);
1391 else if (!STRCMP (s[i], "OffTheSpot")) 1440 else if (!strcmp (s[i], "OffTheSpot"))
1392 input_style = (XIMPreeditArea | XIMStatusArea); 1441 input_style = (XIMPreeditArea | XIMStatusArea);
1393 else if (!STRCMP (s[i], "Root")) 1442 else if (!strcmp (s[i], "Root"))
1394 input_style = (XIMPreeditNothing | XIMStatusNothing); 1443 input_style = (XIMPreeditNothing | XIMStatusNothing);
1444 else if (!strcmp (s[i], "None"))
1445 input_style = (XIMPreeditNone | XIMStatusNone);
1395 1446
1396 for (j = 0; j < xim_styles->count_styles; j++) 1447 for (j = 0; j < xim_styles->count_styles; j++)
1397 if (input_style == xim_styles->supported_styles[j]) 1448 if (input_style == xim_styles->supported_styles[j])
1398 { 1449 {
1450 rxvt_freecommastring (s);
1451
1399 found = 1; 1452 found = 1;
1400 break; 1453 goto foundpet;
1454 }
1455
1401 } 1456 }
1402 }
1403 1457
1404 for (i = 0; s[i]; i++) 1458 rxvt_freecommastring (s);
1405 free (s[i]); 1459 }
1406 1460
1407 free (s); 1461foundpet:
1462
1408 XFree (xim_styles); 1463 XFree (xim_styles);
1409 1464
1410 if (!found) 1465 if (!found)
1411 { 1466 {
1412 display->put_xim (input_method); 1467 im_destroy ();
1413 return false; 1468 return false;
1414 } 1469 }
1415 1470
1416 preedit_attr = status_attr = NULL; 1471 XFontSet fs = 0;
1472 XVaNestedList preedit_attr = 0, status_attr = 0;
1473
1474 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1475 {
1476 // fake us a font-set, please
1477 char **missing_charset_list;
1478 int missing_charset_count;
1479 char *def_string;
1480 char pat[512];
1481
1482 sprintf (pat,
1483 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1484 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1485 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1486 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1487 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1488 "*",
1489 fheight,
1490 fheight + 1, fheight - 1,
1491 fheight - 2, fheight + 2);
1492
1493 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1494 &missing_charset_list, &missing_charset_count, &def_string);
1495
1496 if (missing_charset_list)
1497 XFreeStringList (missing_charset_list);
1498
1499 if (!fs)
1500 {
1501 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1502 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1503 }
1504 }
1417 1505
1418 if (input_style & XIMPreeditPosition) 1506 if (input_style & XIMPreeditPosition)
1419 { 1507 {
1420 im_set_size (&rect); 1508 im_set_size (rect);
1421 im_set_position (&spot); 1509 im_set_position (spot);
1422 im_set_color (&fg, &bg); 1510 im_set_color (fg, bg);
1423 1511
1424 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1512 preedit_attr = XVaCreateNestedList (0,
1513 XNForeground, fg,
1514 XNBackground, bg,
1515 XNArea, &rect,
1425 XNSpotLocation, &spot, 1516 XNSpotLocation, &spot,
1426 XNForeground, fg, XNBackground, bg,
1427 //XNFontSet, TermWin.fontset, 1517 XNFontSet, fs,
1428 NULL); 1518 NULL);
1429 } 1519 }
1430 else if (input_style & XIMPreeditArea) 1520 else if (input_style & XIMPreeditArea)
1431 { 1521 {
1432 im_set_color (&fg, &bg); 1522 im_set_color (fg, bg);
1433 1523
1434 /* 1524 /*
1435 * The necessary width of preedit area is unknown 1525 * The necessary width of preedit area is unknown
1436 * until create input context. 1526 * until create input context.
1437 */ 1527 */
1438 needed_rect.width = 0; 1528 needed_rect.width = 0;
1439
1440 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1529 im_set_preedit_area (rect, status_rect, needed_rect);
1441 1530
1442 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1531 preedit_attr = XVaCreateNestedList (0,
1532 XNForeground, fg,
1443 XNForeground, fg, XNBackground, bg, 1533 XNBackground, bg,
1534 XNArea, &rect,
1535 XNFontSet, fs,
1536 NULL);
1537 status_attr = XVaCreateNestedList (0,
1538 XNForeground, fg,
1539 XNBackground, bg,
1540 XNArea, &status_rect,
1444 //XNFontSet, TermWin.fontset, 1541 XNFontSet, fs,
1445 NULL); 1542 NULL);
1446 status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1447 XNForeground, fg, XNBackground, bg,
1448 //XNFontSet, TermWin.fontset,
1449 NULL);
1450 } 1543 }
1451 1544
1452 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1545 Input_Context = XCreateIC (xim,
1546 XNInputStyle, input_style,
1453 XNClientWindow, TermWin.parent[0], 1547 XNClientWindow, vt,
1454 XNFocusWindow, TermWin.parent[0], 1548 XNFocusWindow, parent[0],
1455 preedit_attr ? XNPreeditAttributes : NULL, 1549 preedit_attr ? XNPreeditAttributes : NULL,
1456 preedit_attr, 1550 preedit_attr,
1457 status_attr ? XNStatusAttributes : NULL, 1551 status_attr ? XNStatusAttributes : NULL,
1458 status_attr, NULL); 1552 status_attr, NULL);
1553
1459 if (preedit_attr) XFree (preedit_attr); 1554 if (preedit_attr) XFree (preedit_attr);
1460 if (status_attr) XFree (status_attr); 1555 if (status_attr) XFree (status_attr);
1556 if (fs) XFreeFontSet (display->display, fs);
1461 1557
1462 if (Input_Context == NULL) 1558 if (Input_Context == NULL)
1463 { 1559 {
1464 rxvt_warn ("failed to create input context, continuing without XIM.\n"); 1560 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1465 display->put_xim (input_method); 1561 im_destroy ();
1466 return false; 1562 return false;
1467 } 1563 }
1468 1564
1469 if (input_style & XIMPreeditArea) 1565 if (input_style & XIMPreeditArea)
1470 IMSetStatusPosition (); 1566 IMSetStatusPosition ();
1474} 1570}
1475 1571
1476void 1572void
1477rxvt_term::im_cb () 1573rxvt_term::im_cb ()
1478{ 1574{
1479 int i, found, had_im; 1575 int i;
1480 const char *p; 1576 const char *p;
1481 char **s; 1577 char **s;
1482 char buf[IMBUFSIZ]; 1578 char buf[IMBUFSIZ];
1483 1579
1580 make_current ();
1581
1484 im_destroy (); 1582 im_destroy ();
1485 1583
1486 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()")); 1584 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1487 if (Input_Context) 1585 if (Input_Context)
1488 return; 1586 return;
1496 if (p && *p) 1594 if (p && *p)
1497 { 1595 {
1498 bool found = false; 1596 bool found = false;
1499 1597
1500 s = rxvt_splitcommastring (p); 1598 s = rxvt_splitcommastring (p);
1599
1501 for (i = 0; s[i]; i++) 1600 for (i = 0; s[i]; i++)
1502 { 1601 {
1503 if (*s[i]) 1602 if (*s[i])
1504 { 1603 {
1505 STRCPY (buf, "@im="); 1604 strcpy (buf, "@im=");
1506 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1605 strncat (buf, s[i], IMBUFSIZ - 5);
1507 if (IM_get_IC (buf)) 1606 if (IM_get_IC (buf))
1508 { 1607 {
1509 found = true; 1608 found = true;
1510 break; 1609 break;
1511 } 1610 }
1512 } 1611 }
1513 } 1612 }
1514 for (i = 0; s[i]; i++) 1613
1515 free (s[i]); 1614 rxvt_freecommastring (s);
1516 free (s);
1517 1615
1518 if (found) 1616 if (found)
1519 goto done; 1617 goto done;
1520 } 1618 }
1521 1619
1535} 1633}
1536 1634
1537void 1635void
1538rxvt_term::IMSetStatusPosition () 1636rxvt_term::IMSetStatusPosition ()
1539{ 1637{
1540 XRectangle preedit_rect, status_rect, *needed_rect; 1638 XRectangle preedit_rect, status_rect, *needed_rect;
1541 XVaNestedList preedit_attr, status_attr; 1639 XVaNestedList preedit_attr, status_attr;
1542 1640
1543 if (Input_Context == NULL 1641 if (!Input_Context
1642 || !focus
1544 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1643 || !(input_style & XIMPreeditArea)
1545 || !IMisRunning ()) 1644 || !IMisRunning ())
1546 return; 1645 return;
1547 1646
1548 /* Getting the necessary width of preedit area */ 1647 /* Getting the necessary width of preedit area */
1549 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1648 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1550 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1649 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1551 XFree (status_attr); 1650 XFree (status_attr);
1552 1651
1553 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1652 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1653 XFree (needed_rect);
1554 1654
1555 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1655 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1556 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1656 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1557 1657
1558 XSetICValues (Input_Context, 1658 XSetICValues (Input_Context,
1559 XNPreeditAttributes, preedit_attr, 1659 XNPreeditAttributes, preedit_attr,
1560 XNStatusAttributes, status_attr, NULL); 1660 XNStatusAttributes, status_attr, NULL);
1561 1661
1562 XFree (preedit_attr); 1662 XFree (preedit_attr);
1563 XFree (status_attr); 1663 XFree (status_attr);
1564} 1664}
1565#endif /* USE_XIM */ 1665#endif /* USE_XIM */

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