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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.187 by root, Tue Jan 17 16:22:41 2006 UTC vs.
Revision 1.313 by root, Tue Nov 4 16:43:50 2008 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.C 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> 16 * Copyright (c) 2003-2008 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.
38#include <limits> 38#include <limits>
39 39
40#include <csignal> 40#include <csignal>
41#include <cstring> 41#include <cstring>
42 42
43#ifdef TTY_GID_SUPPORT
44# include <grp.h>
45#endif
46
47#ifdef HAVE_TERMIOS_H
48# include <termios.h> 43#include <termios.h>
44
45#ifdef HAVE_XSETLOCALE
46# define X_LOCALE
47# include <X11/Xlocale.h>
48#else
49# ifdef HAVE_SETLOCALE
50# include <clocale>
51# endif
49#endif 52#endif
50 53
51vector<rxvt_term *> rxvt_term::termlist; 54vector<rxvt_term *> rxvt_term::termlist;
52 55
56// used to tell global functions which terminal instance is "active"
57rxvt_t rxvt_current_term;
58
53static char curlocale[128], savelocale[128]; 59static char curlocale[128], savelocale[128];
54 60
55bool 61bool
56rxvt_set_locale (const char *locale) 62rxvt_set_locale (const char *locale) NOTHROW
57{ 63{
64 int size = strlen (locale) + 1;
65
66 if (size > sizeof (curlocale))
67 rxvt_fatal ("locale string too long, aborting.\n");
68
58 if (!locale || !strncmp (locale, curlocale, 128)) 69 if (!locale || !memcmp (locale, curlocale, size))
59 return false; 70 return false;
60 71
61 strncpy (curlocale, locale, 128); 72 memcpy (curlocale, locale, size);
62 setlocale (LC_CTYPE, curlocale); 73 setlocale (LC_CTYPE, curlocale);
63 return true; 74 return true;
64} 75}
65 76
66void 77void
67rxvt_push_locale (const char *locale) 78rxvt_push_locale (const char *locale) NOTHROW
68{ 79{
69 strcpy (savelocale, curlocale); 80 strcpy (savelocale, curlocale);
70 rxvt_set_locale (locale); 81 rxvt_set_locale (locale);
71} 82}
72 83
73void 84void
74rxvt_pop_locale () 85rxvt_pop_locale () NOTHROW
75{ 86{
76 rxvt_set_locale (savelocale); 87 rxvt_set_locale (savelocale);
77} 88}
78 89
79#if ENABLE_COMBINING 90#if ENABLE_COMBINING
80class rxvt_composite_vec rxvt_composite; 91class rxvt_composite_vec rxvt_composite;
81 92
82text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2) 93text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
83{ 94{
84 compose_char *cc; 95 compose_char *cc;
85 96
86 // break compose chains, as stupid readline really likes to duplicate 97 // break compose chains, as stupid readline really likes to duplicate
87 // composing characters for some reason near the end of a line. 98 // composing characters for some reason near the end of a line.
88 cc = (*this)[c1]; 99 cc = (*this)[c1];
89 while (cc) 100 while (cc)
90 { 101 {
139 150
140} 151}
141#endif 152#endif
142 153
143rxvt_term::rxvt_term () 154rxvt_term::rxvt_term ()
144 : 155{
145#if TRANSPARENT 156#if HAVE_BG_PIXMAP
146 rootwin_ev (this, &rxvt_term::rootwin_cb), 157 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147#endif
148#ifdef HAVE_SCROLLBARS
149 scrollbar_ev (this, &rxvt_term::x_cb),
150#endif 158#endif
151#ifdef CURSOR_BLINK 159#ifdef CURSOR_BLINK
152 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 160 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
153#endif 161#endif
154#ifdef TEXT_BLINK 162#ifdef TEXT_BLINK
155 text_blink_ev (this, &rxvt_term::text_blink_cb), 163 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
156#endif 164#endif
157#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
158 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb), 166 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
159#endif 167#endif
160#ifdef SELECTION_SCROLLING 168#ifdef SELECTION_SCROLLING
161 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb), 169 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
162#endif 170#endif
163#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) 171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
164 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb), 172 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
173#endif
174#if ENABLE_TRANSPARENCY || ENABLE_PERL
175 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
176#endif
177 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
178#ifdef USE_XIM
179 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
165#endif 180#endif
166#ifdef POINTER_BLANK 181#ifdef POINTER_BLANK
167 pointer_ev (this, &rxvt_term::pointer_cb), 182 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
168#endif 183#endif
169#ifdef USE_XIM 184#ifndef NO_BELL
170 im_ev (this, &rxvt_term::im_cb), 185 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
171#endif 186#endif
172 termwin_ev (this, &rxvt_term::x_cb), 187 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
173 vt_ev (this, &rxvt_term::x_cb), 188 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
174 check_ev (this, &rxvt_term::check_cb), 189 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
175 flush_ev (this, &rxvt_term::flush_cb), 190 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
176 destroy_ev (this, &rxvt_term::destroy_cb), 191 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
177 pty_ev (this, &rxvt_term::pty_cb), 192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
178 incr_ev (this, &rxvt_term::incr_cb) 193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
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);
183 198
184#ifdef KEYSYM_RESOURCE 199#ifdef KEYSYM_RESOURCE
185 keyboard = new keyboard_manager; 200 keyboard = new keyboard_manager;
186
187 if (!keyboard)
188 rxvt_fatal ("out of memory, aborting.\n");
189#endif 201#endif
190} 202}
191 203
192// clean up the most important stuff, do *not* call x or free mem etc. 204// clean up the most important stuff, do *not* call x or free mem etc.
193// for use before an emergency exit 205// for use before an emergency exit
206void
194void rxvt_term::emergency_cleanup () 207rxvt_term::emergency_cleanup ()
195{ 208{
196 if (cmd_pid) 209 if (cmd_pid)
197 kill (-cmd_pid, SIGHUP); 210 kill (-cmd_pid, SIGHUP);
198 211
212 pty_ev.stop ();
199 delete pty; pty = 0; 213 delete pty; pty = 0;
200} 214}
201 215
202rxvt_term::~rxvt_term () 216rxvt_term::~rxvt_term ()
203{ 217{
204 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
205
206 termlist.erase (find (termlist.begin (), termlist.end(), this)); 218 termlist.erase (find (termlist.begin (), termlist.end(), this));
207 219
208 emergency_cleanup (); 220 emergency_cleanup ();
209 221
210#if ENABLE_STYLES 222#if ENABLE_STYLES
212 if (fontset[i] != fontset[0]) 224 if (fontset[i] != fontset[0])
213 delete fontset[i]; 225 delete fontset[i];
214#endif 226#endif
215 delete fontset[0]; 227 delete fontset[0];
216 228
229#ifdef HAVE_BG_PIXMAP
230 bgPixmap.destroy ();
231#endif
232#ifdef HAVE_AFTERIMAGE
233 if (asv)
234 destroy_asvisual (asv, 0);
235 if (asimman)
236 destroy_image_manager (asimman, 0);
237#endif
238
217 if (display) 239 if (display)
218 { 240 {
219 dDisp;
220
221 selection_clear (); 241 selection_clear ();
222 242
223#ifdef USE_XIM 243#ifdef USE_XIM
224 im_destroy (); 244 im_destroy ();
225#endif 245#endif
226#ifdef XTERM_SCROLLBAR 246 scrollBar.destroy ();
227 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
228 if (ShadowGC) XFreeGC (disp, ShadowGC);
229#endif
230#ifdef PLAIN_SCROLLBAR
231 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
232#endif
233#ifdef NEXT_SCROLLBAR
234 if (blackGC) XFreeGC (disp, blackGC);
235 if (whiteGC) XFreeGC (disp, whiteGC);
236 if (grayGC) XFreeGC (disp, grayGC);
237 if (darkGC) XFreeGC (disp, darkGC);
238 if (stippleGC) XFreeGC (disp, stippleGC);
239 if (dimple) XFreePixmap (disp, dimple);
240 if (upArrow) XFreePixmap (disp, upArrow);
241 if (downArrow) XFreePixmap (disp, downArrow);
242 if (upArrowHi) XFreePixmap (disp, upArrowHi);
243 if (downArrowHi) XFreePixmap (disp, downArrowHi);
244#endif
245#ifdef RXVT_SCROLLBAR
246 if (topShadowGC) XFreeGC (disp, topShadowGC);
247 if (botShadowGC) XFreeGC (disp, botShadowGC);
248 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
249#endif
250 if (gc) XFreeGC (disp, gc); 247 if (gc) XFreeGC (dpy, gc);
251 248
252 delete drawable; 249 delete drawable;
253 // destroy all windows 250 // destroy all windows
254 if (parent[0]) 251 if (parent[0])
255 XDestroyWindow (disp, parent[0]); 252 XDestroyWindow (dpy, parent[0]);
256 }
257 253
258 // TODO: free pixcolours, colours should become part of rxvt_display 254 for (int i = 0; i < TOTAL_COLORS; i++)
259 delete pix_colors_focused; 255 if (ISSET_PIXCOLOR (i))
256 {
257 pix_colors_focused [i].free (this);
260#if OFF_FOCUS_FADING 258#if OFF_FOCUS_FADING
261 delete pix_colors_unfocused; 259 pix_colors_unfocused [i].free (this);
262#endif 260#endif
261 }
263 262
263 clear ();
264
265 display->flush (); /* ideally .put should do this */
264 displays.put (display); 266 displays.put (display);
267 }
265 268
266 scr_release (); 269 scr_release ();
267 270
268 /* clear all resources */ 271 /* clear all resources */
269 for (int i = 0; i < allocated.size (); i++) 272 for (int i = 0; i < allocated.size (); i++)
270 free (allocated [i]); 273 free (allocated [i]);
271 274
272 free (selection.text); 275 free (selection.text);
273 // TODO: manage env vars in child only(!) 276 // TODO: manage env vars in child only(!)
274 free (env_windowid);
275 free (env_display); 277 free (env_display);
276 free (env_term); 278 free (env_term);
277 free (env_colorfgbg);
278 free (locale); 279 free (locale);
279 free (v_buffer); 280 free (v_buffer);
280 free (incr_buf); 281 free (incr_buf);
281 282
282 delete envv; 283 delete envv;
283 delete argv; 284 delete argv;
284 285
285#ifdef KEYSYM_RESOURCE 286#ifdef KEYSYM_RESOURCE
286 delete keyboard; 287 delete keyboard;
287#endif 288#endif
289#ifndef NO_RESOURCES
290 XrmDestroyDatabase (option_db);
291#endif
288} 292}
289 293
294// child has exited, usually destroys
290void 295void
291rxvt_term::child_exit () 296rxvt_term::child_cb (ev::child &w, int status)
292{ 297{
298 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
299
293 cmd_pid = 0; 300 cmd_pid = 0;
294 301
295 if (!OPTION (Opt_hold)) 302 if (!option (Opt_hold))
296 destroy (); 303 destroy ();
297} 304}
298 305
299void 306void
300rxvt_term::destroy () 307rxvt_term::destroy ()
301{ 308{
302 if (destroy_ev.active) 309 if (destroy_ev.is_active ())
303 return; 310 return;
311
312 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
304 313
305#if ENABLE_OVERLAY 314#if ENABLE_OVERLAY
306 scr_overlay_off (); 315 scr_overlay_off ();
307#endif 316#endif
308 317
309 if (display) 318 if (display)
310 { 319 {
311#if USE_XIM 320#if USE_XIM
312 im_ev.stop (display); 321 im_ev.stop (display);
313#endif 322#endif
314#if HAVE_SCROLLBARS
315 scrollbar_ev.stop (display); 323 scrollbar_ev.stop (display);
316#endif 324#if ENABLE_TRANSPARENCY || ENABLE_PERL
317#if TRANSPARENT
318 rootwin_ev.stop (display); 325 rootwin_ev.stop (display);
319#endif 326#endif
320 incr_ev.stop (); 327 incr_ev.stop ();
321 termwin_ev.stop (display); 328 termwin_ev.stop (display);
322 vt_ev.stop (display); 329 vt_ev.stop (display);
323 } 330 }
324 331
325 check_ev.stop (); 332 flush_ev.stop ();
326 pty_ev.stop (); 333 pty_ev.stop ();
327#ifdef CURSOR_BLINK 334#ifdef CURSOR_BLINK
328 cursor_blink_ev.stop (); 335 cursor_blink_ev.stop ();
329#endif 336#endif
330#ifdef TEXT_BLINK 337#ifdef TEXT_BLINK
338#endif 345#endif
339#ifdef POINTER_BLANK 346#ifdef POINTER_BLANK
340 pointer_ev.stop (); 347 pointer_ev.stop ();
341#endif 348#endif
342 349
343 destroy_ev.start (0); 350 destroy_ev.start ();
344} 351}
345 352
346void 353void
347rxvt_term::destroy_cb (time_watcher &w) 354rxvt_term::destroy_cb (ev::idle &w, int revents)
348{ 355{
349 make_current (); 356 make_current ();
350 357
351 delete this; 358 delete this;
352} 359}
363{ 370{
364 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++) 371 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
365 (*t)->emergency_cleanup (); 372 (*t)->emergency_cleanup ();
366} 373}
367 374
368#if ENABLE_FRILLS 375#if !ENABLE_MINIMAL
369static void 376static void
370print_x_error (Display *dpy, XErrorEvent *event) 377print_x_error (Display *dpy, XErrorEvent *event)
371{ 378{
372 char buffer[BUFSIZ]; 379 char buffer[BUFSIZ];
373 char mesg[BUFSIZ]; 380 char mesg[BUFSIZ];
406 else 413 else
407 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x", 414 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
408 mesg, BUFSIZ); 415 mesg, BUFSIZ);
409 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid); 416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
410 } 417 }
411 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d", 418 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
412 mesg, BUFSIZ); 419 mesg, BUFSIZ);
413 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial); 420 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
414} 421}
415#endif 422#endif
416 423
421 GET_R->allowedxerror = event->error_code; 428 GET_R->allowedxerror = event->error_code;
422 else 429 else
423 { 430 {
424 // GET_R is most likely not the terminal which caused the error, 431 // GET_R is most likely not the terminal which caused the error,
425 // so just output the error and continue 432 // so just output the error and continue
426#if ENABLE_FRILLS 433#if ENABLE_MINIMAL
434 old_xerror_handler (display, event);
435#else
427 print_x_error (display, event); 436 print_x_error (display, event);
428#else
429 old_xerror_handler (display, event);
430#endif 437#endif
431 } 438 }
432 439
433 return 0; 440 return 0;
434} 441}
440 DisplayString (display)); 447 DisplayString (display));
441 rxvt_emergency_cleanup (); 448 rxvt_emergency_cleanup ();
442 _exit (EXIT_FAILURE); 449 _exit (EXIT_FAILURE);
443} 450}
444 451
445/*----------------------------------------------------------------------*/
446bool
447rxvt_term::init (int argc, const char *const *argv)
448{
449 SET_R (this);
450 set_locale ("");
451 set_environ (envv); // few things in X do not call setlocale :(
452
453 if (!init_vars ())
454 return false;
455
456 init_secondary ();
457
458 const char **cmd_argv = init_resources (argc, argv);
459
460#ifdef KEYSYM_RESOURCE
461 keyboard->register_done ();
462#endif
463
464#ifdef HAVE_SCROLLBARS
465 if (OPTION (Opt_scrollBar))
466 scrollBar.setIdle (); /* set existence for size calculations */
467#endif
468
469#if ENABLE_PERL
470 if (!rs[Rs_perl_ext_1])
471 rs[Rs_perl_ext_1] = "default";
472
473 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
474 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
475 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
476 {
477 rxvt_perl.init (this);
478 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
479 }
480#endif
481
482 pty = rxvt_new_ptytty ();
483
484 create_windows (argc, argv);
485
486 dDisp;
487
488 init_xlocale ();
489
490 scr_reset (); // initialize screen
491
492#if 0
493 XSynchronize (disp, True);
494#endif
495
496#ifdef HAVE_SCROLLBARS
497 if (OPTION (Opt_scrollBar))
498 resize_scrollbar (); /* create and map scrollbar */
499#endif
500#ifdef TRANSPARENT
501 if (OPTION (Opt_transparent))
502 {
503 XSelectInput (disp, display->root, PropertyChangeMask);
504 check_our_parents ();
505 rootwin_ev.start (display, display->root);
506 }
507#endif
508
509 XMapWindow (disp, vt);
510 XMapWindow (disp, parent[0]);
511
512 set_colorfgbg ();
513
514 init_command (cmd_argv);
515
516 free (cmd_argv);
517
518 if (pty->pty >= 0)
519 pty_ev.start (pty->pty, EVENT_READ);
520
521 check_ev.start ();
522
523 HOOK_INVOKE ((this, HOOK_START, DT_END));
524
525 return true;
526}
527
528static struct sig_handlers 452static struct sig_handlers
529{ 453{
530 sig_watcher sw_chld, sw_term, sw_int; 454 ev::sig sw_term, sw_int;
531
532 void sig_chld (sig_watcher &w)
533 {
534 // we are being called for every SIGCHLD, find the corresponding term
535 int pid;
536
537 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
538 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
539 if (pid == (*t)->cmd_pid)
540 {
541 (*t)->child_exit ();
542 break;
543 }
544 }
545 455
546 /* 456 /*
547 * Catch a fatal signal and tidy up before quitting 457 * Catch a fatal signal and tidy up before quitting
548 */ 458 */
549 void 459 void sig_term (ev::sig &w, int revents);
550 sig_term (sig_watcher &w) 460
461 sig_handlers ()
551 { 462 {
552#ifdef DEBUG_CMD
553 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
554#endif
555 rxvt_emergency_cleanup ();
556 signal (w.signum, SIG_DFL);
557 kill (getpid (), w.signum);
558 }
559
560 sig_handlers ()
561 : sw_chld (this, &sig_handlers::sig_chld),
562 sw_term (this, &sig_handlers::sig_term), 463 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
563 sw_int (this, &sig_handlers::sig_term) 464 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
564 {
565 } 465 }
566} sig_handlers; 466} sig_handlers;
567 467
468void
469sig_handlers::sig_term (ev::sig &w, int revents)
470{
471 rxvt_emergency_cleanup ();
472 w.stop ();
473 kill (getpid (), w.signum);
474}
475
568char **rxvt_environ; // startup environment 476char **rxvt_environ; // startup environment
569 477
570void 478void
571rxvt_init () 479rxvt_init ()
572{ 480{
573 uid_t uid = getuid (); 481 ptytty::init ();
574 gid_t gid = getgid ();
575
576 // before doing anything else, check for setuid/setgid operation,
577 // start the helper process and drop privileges
578 if (uid != geteuid ()
579 || 1 //D
580 || gid != getegid ())
581 {
582#if PTYTTY_HELPER
583 rxvt_ptytty_server ();
584#else
585 rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
586#endif
587 482
588 // drop privileges 483 if (!ev_default_loop (0))
589#if HAVE_SETRESUID 484 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
590 setresgid (gid, gid, gid);
591 setresuid (uid, uid, uid);
592#elif HAVE_SETREUID
593 setregid (gid, gid);
594 setreuid (uid, uid);
595#elif HAVE_SETUID
596 setgid (gid);
597 setuid (uid);
598#endif
599
600 if (uid != geteuid ()
601 || gid != getegid ())
602 rxvt_fatal ("unable to drop privileges, aborting.\n");
603 }
604 485
605 rxvt_environ = environ; 486 rxvt_environ = environ;
606 487
607 signal (SIGHUP, SIG_IGN); 488 signal (SIGHUP, SIG_IGN);
608 signal (SIGPIPE, SIG_IGN); 489 signal (SIGPIPE, SIG_IGN);
609 490
610 sig_handlers.sw_chld.start (SIGCHLD);
611 sig_handlers.sw_term.start (SIGTERM); 491 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
612 sig_handlers.sw_int.start (SIGINT); 492 sig_handlers.sw_int.start (SIGINT); ev_unref ();
613 493
614 /* need to trap SIGURG for SVR4 (Unixware) rlogin */ 494 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
615 /* signal (SIGURG, SIG_DFL); */ 495 /* signal (SIGURG, SIG_DFL); */
616 496
617 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); 497 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
619 XSetIOErrorHandler (rxvt_xioerror_handler); 499 XSetIOErrorHandler (rxvt_xioerror_handler);
620 500
621 XrmInitialize (); 501 XrmInitialize ();
622} 502}
623 503
624/* ------------------------------------------------------------------------- *
625 * MEMORY ALLOCATION WRAPPERS *
626 * ------------------------------------------------------------------------- */
627void *
628rxvt_malloc (size_t size)
629{
630 void *p = malloc (size);
631
632 if (!p)
633 rxvt_fatal ("memory allocation failure. aborting.\n");
634
635 return p;
636}
637
638void *
639rxvt_calloc (size_t number, size_t size)
640{
641 void *p = calloc (number, size);
642
643 if (!p)
644 rxvt_fatal ("memory allocation failure. aborting.\n");
645
646 return p;
647}
648
649void *
650rxvt_realloc (void *ptr, size_t size)
651{
652 void *p = realloc (ptr, size);
653
654 if (!p)
655 rxvt_fatal ("memory allocation failure. aborting.\n");
656
657 return p;
658}
659
660/*----------------------------------------------------------------------*/ 504/*----------------------------------------------------------------------*/
661/* 505/*
662 * window size/position calculcations for XSizeHint and other storage. 506 * window size/position calculations for XSizeHint and other storage.
663 * if width/height are non-zero then override calculated width/height 507 * if width/height are non-zero then override calculated width/height
664 */ 508 */
665void 509void
666rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight) 510rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
667{ 511{
668 short recalc_x, recalc_y; 512 short recalc_x, recalc_y;
669 int x, y, sb_w, flags; 513 int x, y, flags;
670 unsigned int w, h; 514 unsigned int w, h;
671 unsigned int max_width, max_height; 515 unsigned int max_width, max_height;
672 dDisp;
673
674 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
675 ncol, nrow, szHint.width, szHint.height));
676 516
677 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 517 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
678 szHint.win_gravity = NorthWestGravity; 518 szHint.win_gravity = NorthWestGravity;
679 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 519 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
680 520
688 if (rs[Rs_geometry]) 528 if (rs[Rs_geometry])
689 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 529 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
690 530
691 if (flags & WidthValue) 531 if (flags & WidthValue)
692 { 532 {
533 if (!w)
534 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
535
693 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ()); 536 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
694 szHint.flags |= USSize; 537 szHint.flags |= USSize;
695 } 538 }
696 539
697 if (flags & HeightValue) 540 if (flags & HeightValue)
698 { 541 {
542 if (!h)
543 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
544
699 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ()); 545 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
700 szHint.flags |= USSize; 546 szHint.flags |= USSize;
701 } 547 }
702 548
703 if (flags & XValue) 549 if (flags & XValue)
704 { 550 {
735 max_width = MAX_COLS * fwidth; 581 max_width = MAX_COLS * fwidth;
736 max_height = MAX_ROWS * fheight; 582 max_height = MAX_ROWS * fheight;
737 583
738 szHint.base_width = szHint.base_height = 2 * int_bwidth; 584 szHint.base_width = szHint.base_height = 2 * int_bwidth;
739 585
740 sb_w = 0;
741 window_vt_x = window_vt_y = int_bwidth; 586 window_vt_x = window_vt_y = int_bwidth;
742 587
743 if (scrollBar.state) 588 if (scrollBar.state)
744 { 589 {
745 sb_w = scrollbar_TotalWidth (); 590 int sb_w = scrollBar.total_width ();
746 szHint.base_width += sb_w; 591 szHint.base_width += sb_w;
592
747 if (!OPTION (Opt_scrollBar_right)) 593 if (!option (Opt_scrollBar_right))
748 window_vt_x += sb_w; 594 window_vt_x += sb_w;
749 } 595 }
750 596
751 szHint.width_inc = fwidth; 597 szHint.width_inc = fwidth;
752 szHint.height_inc = fheight; 598 szHint.height_inc = fheight;
753 szHint.min_width = szHint.base_width + szHint.width_inc; 599 szHint.min_width = szHint.base_width + szHint.width_inc;
754 szHint.min_height = szHint.base_height + szHint.height_inc; 600 szHint.min_height = szHint.base_height + szHint.height_inc;
755 601
756 if (newwidth && newwidth - szHint.base_width < max_width) 602 if (newwidth && newwidth - szHint.base_width < max_width)
757 { 603 {
758 szHint.width = newwidth; 604 szHint.width = newwidth;
773 { 619 {
774 min_it (height, max_height); 620 min_it (height, max_height);
775 szHint.height = szHint.base_height + height; 621 szHint.height = szHint.base_height + height;
776 } 622 }
777 623
778 if (scrollBar.state && OPTION (Opt_scrollBar_right))
779 window_sb_x = szHint.width - sb_w;
780
781 if (recalc_x) 624 if (recalc_x)
782 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth; 625 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
626
783 if (recalc_y) 627 if (recalc_y)
784 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth; 628 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
785 629
786 ncol = width / fwidth; 630 ncol = width / fwidth;
787 nrow = height / fheight; 631 nrow = height / fheight;
788 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
789 ncol, nrow, szHint.width,
790 szHint.height));
791 return;
792} 632}
793 633
794/*----------------------------------------------------------------------*/ 634/*----------------------------------------------------------------------*/
795/* 635/*
796 * Tell the teletype handler what size the window is. 636 * Tell the teletype handler what size the window is.
809 ws.ws_xpixel = width; 649 ws.ws_xpixel = width;
810 ws.ws_ypixel = height; 650 ws.ws_ypixel = height;
811 (void)ioctl (pty->pty, TIOCSWINSZ, &ws); 651 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
812 652
813#if 0 653#if 0
814 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly 654 // TIOCSWINSZ is supposed to do this automatically and correctly
815 if (cmd_pid) /* force through to the command */ 655 if (cmd_pid) /* force through to the command */
816 kill (-cmd_pid, SIGWINCH); 656 kill (-cmd_pid, SIGWINCH);
817#endif 657#endif
818} 658}
819 659
848 delete fontset[0]; 688 delete fontset[0];
849 fontset[0] = fs; 689 fontset[0] = fs;
850 690
851 prop = (*fs)[1]->properties (); 691 prop = (*fs)[1]->properties ();
852 prop.height += lineSpace; 692 prop.height += lineSpace;
693
853 fs->set_prop (prop); 694 fs->set_prop (prop, false);
854 695
855 fwidth = prop.width; 696 fwidth = prop.width;
856 fheight = prop.height; 697 fheight = prop.height;
857 fbase = prop.ascent; 698 fbase = prop.ascent;
858 699
867 { 708 {
868 fontset[style] = fs = new rxvt_fontset (this); 709 fontset[style] = fs = new rxvt_fontset (this);
869 rxvt_fontprop prop2 = prop; 710 rxvt_fontprop prop2 = prop;
870 711
871 if (res) 712 if (res)
872 prop2.weight = prop2.slant = rxvt_fontprop::unset; 713 {
714 fs->populate (res);
715 fs->set_prop (prop2, false);
716 }
873 else 717 else
874 { 718 {
875 res = fontset[0]->fontdesc; 719 fs->populate (fontset[0]->fontdesc);
876 720
877 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold; 721 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
878 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic; 722 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
723
724 fs->set_prop (prop2, true);
879 } 725 }
880 726
881 fs->populate (res);
882 fs->set_prop (prop2);
883 } 727 }
884#else 728#else
885 fontset[style] = fontset[0]; 729 fontset[style] = fontset[0];
886#endif 730#endif
887 } 731 }
889 if (parent[0]) 733 if (parent[0])
890 { 734 {
891 resize_all_windows (0, 0, 0); 735 resize_all_windows (0, 0, 0);
892 scr_remap_chars (); 736 scr_remap_chars ();
893 scr_touch (true); 737 scr_touch (true);
894 } 738 }
895 739
896 return true; 740 return true;
897} 741}
898 742
743void
899void rxvt_term::set_string_property (Atom prop, const char *str, int len) 744rxvt_term::set_string_property (Atom prop, const char *str, int len)
900{ 745{
901 XChangeProperty (display->display, parent[0], 746 XChangeProperty (dpy, parent[0],
902 prop, XA_STRING, 8, PropModeReplace, 747 prop, XA_STRING, 8, PropModeReplace,
903 (const unsigned char *)str, len >= 0 ? len : strlen (str)); 748 (const unsigned char *)str, len >= 0 ? len : strlen (str));
904} 749}
905 750
751void
906void rxvt_term::set_utf8_property (Atom prop, const char *str, int len) 752rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
907{ 753{
908 wchar_t *ws = rxvt_mbstowcs (str, len); 754 wchar_t *ws = rxvt_mbstowcs (str, len);
909 char *s = rxvt_wcstoutf8 (ws); 755 char *s = rxvt_wcstoutf8 (ws);
910 756
911 XChangeProperty (display->display, parent[0], 757 XChangeProperty (dpy, parent[0],
912 prop, xa[XA_UTF8_STRING], 8, PropModeReplace, 758 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
913 (const unsigned char *)s, strlen (s)); 759 (const unsigned char *)s, strlen (s));
914 760
915 free (s); 761 free (s);
916 free (ws); 762 free (ws);
935#if ENABLE_EWMH 781#if ENABLE_EWMH
936 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str); 782 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
937#endif 783#endif
938} 784}
939 785
786void
787rxvt_term::set_window_color (int idx, const char *color)
788{
940#ifdef XTERM_COLOR_CHANGE 789#ifdef XTERM_COLOR_CHANGE
941void
942rxvt_term::set_window_color (int idx, const char *color)
943{
944 rxvt_color xcol; 790 rxvt_color xcol;
945 int i;
946 791
947 if (color == NULL || *color == '\0') 792 if (color == NULL || *color == '\0')
948 return; 793 return;
949 794
795 color = strdup (color);
796 allocated.push_back ((void *)color);
797 rs[Rs_color + idx] = color;
798
950 /* handle color aliases */ 799 /* handle color aliases */
951 if (isdigit (*color)) 800 if (isdigit (*color))
952 { 801 {
953 i = atoi (color); 802 int i = atoi (color);
954 803
955 if (i >= 8 && i <= 15) 804 if (i >= 8 && i <= 15)
805 {
956 { /* bright colors */ 806 /* bright colors */
957 i -= 8;
958 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i]; 807 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
959 SET_PIXCOLOR (idx);
960 goto done; 808 goto done;
961 } 809 }
962 810
963 if (i >= 0 && i <= 7) 811 if (i >= 0 && i <= 7)
812 {
964 { /* normal colors */ 813 /* normal colors */
965 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i]; 814 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
966 SET_PIXCOLOR (idx);
967 goto done; 815 goto done;
968 } 816 }
969 } 817 }
970 818
971 if (!rXParseAllocColor (&xcol, color)) 819 set_color (xcol, color);
972 return;
973
974 /* XStoreColor (display->display, display->cmap, XColor*); */
975 820
976 /* 821 /*
977 * FIXME: should free colors here, but no idea how to do it so instead, 822 * FIXME: should free colors here, but no idea how to do it so instead,
978 * so just keep gobbling up the colormap 823 * so just keep gobbling up the colormap
979 */ 824 */
980# if 0
981 for (i = Color_Black; i <= Color_White; i++)
982 if (pix_colors[idx] == pix_colors[i])
983 break;
984 if (i > Color_White)
985 {
986 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
987 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
988 DisplayPlanes (display->display, display->screen));
989 }
990# endif
991 825
992 pix_colors_focused[idx] = xcol; 826 pix_colors_focused[idx] = xcol;
993 SET_PIXCOLOR (idx);
994 827
995 /* XSetWindowAttributes attr; */
996 /* Cursor cursor; */
997done: 828done:
998
999#if OFF_FOCUS_FADING
1000 if (rs[Rs_fade])
1001 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1002#endif
1003
1004 /*TODO: handle Color_BD, scrollbar background, etc. */ 829 /*TODO: handle Color_BD, scrollbar background, etc. */
1005 830
831 update_fade_color (idx);
1006 recolour_cursor (); 832 recolour_cursor ();
1007 scr_recolour (); 833 scr_recolour ();
834#endif /* XTERM_COLOR_CHANGE */
1008} 835}
1009
1010#else
1011# define set_window_color (idx,color) ((void)0)
1012#endif /* XTERM_COLOR_CHANGE */
1013 836
1014void 837void
1015rxvt_term::recolour_cursor () 838rxvt_term::recolour_cursor ()
1016{ 839{
1017 XColor xcol[2]; 840 XColor fg, bg;
1018 841
1019 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) 842 (ISSET_PIXCOLOR (Color_pointer_fg)
1020 ? pix_colors_focused[Color_pointer_fg] 843 ? pix_colors_focused[Color_pointer_fg]
1021 : pix_colors_focused[Color_fg]; 844 : pix_colors_focused[Color_fg]).get (fg);
845
1022 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) 846 (ISSET_PIXCOLOR (Color_pointer_bg)
1023 ? pix_colors_focused[Color_pointer_bg] 847 ? pix_colors_focused[Color_pointer_bg]
1024 : pix_colors_focused[Color_bg]; 848 : pix_colors_focused[Color_bg]).get (bg);
1025 849
1026 XQueryColors (display->display, display->cmap, xcol, 2); 850 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1027 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1028} 851}
1029 852
1030/*----------------------------------------------------------------------*/ 853/*----------------------------------------------------------------------*/
1031/* 854/*
1032 * find if fg/bg matches any of the normal (low-intensity) colors 855 * find if fg/bg matches any of the normal (low-intensity) colors
1033 */ 856 */
1034void 857void
1035rxvt_term::set_colorfgbg () 858rxvt_term::set_colorfgbg ()
1036{ 859{
1037 unsigned int i; 860 unsigned int i;
1038 const char *xpmb = "\0"; 861 const char *xpmb = "";
1039 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 862 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1040 863
1041 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1042 strcpy (fstr, "default"); 864 strcpy (fstr, "default");
1043 strcpy (bstr, "default"); 865 strcpy (bstr, "default");
1044 for (i = Color_Black; i <= Color_White; i++) 866 for (i = Color_Black; i <= Color_White; i++)
1045 if (pix_colors[Color_fg] == pix_colors[i]) 867 if (pix_colors[Color_fg] == pix_colors[i])
1046 { 868 {
1050 872
1051 for (i = Color_Black; i <= Color_White; i++) 873 for (i = Color_Black; i <= Color_White; i++)
1052 if (pix_colors[Color_bg] == pix_colors[i]) 874 if (pix_colors[Color_bg] == pix_colors[i])
1053 { 875 {
1054 sprintf (bstr, "%d", (i - Color_Black)); 876 sprintf (bstr, "%d", (i - Color_Black));
1055#ifdef XPM_BACKGROUND 877#ifdef BG_IMAGE_FROM_FILE
1056 xpmb = "default;"; 878 xpmb = "default;";
1057#endif 879#endif
1058 break; 880 break;
1059 } 881 }
1060 882
1061 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 883 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1062} 884}
1063 885
1064/*----------------------------------------------------------------------*/ 886/*----------------------------------------------------------------------*/
1065 887
1066int 888bool
1067rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 889rxvt_term::set_color (rxvt_color &color, const char *name)
1068{ 890{
1069 if (!screen_in_out->set (display, colour)) 891 if (color.set (this, name))
1070 {
1071 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1072 return false;
1073 }
1074
1075 return true; 892 return true;
893
894 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
895 return false;
896}
897
898void
899rxvt_term::alias_color (int dst, int src)
900{
901 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1076} 902}
1077 903
1078/* -------------------------------------------------------------------- * 904/* -------------------------------------------------------------------- *
1079 * - WINDOW RESIZING - * 905 * - WINDOW RESIZING - *
1080 * -------------------------------------------------------------------- */ 906 * -------------------------------------------------------------------- */
1081void 907void
1082rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent) 908rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1083{ 909{
1084 int fix_screen; 910 int fix_screen;
1085 int old_width = szHint.width, old_height = szHint.height; 911 int old_width = szHint.width;
1086 dDisp; 912 int old_height = szHint.height;
1087 913
1088 window_calc (newwidth, newheight); 914 window_calc (newwidth, newheight);
915
916 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
917
918 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
919 if (set_hint)
920 {
921 szHint.flags &= ~(PBaseSize | PResizeInc);
1089 XSetWMNormalHints (disp, parent[0], &szHint); 922 XSetWMNormalHints (dpy, parent[0], &szHint);
923 szHint.flags |= PBaseSize | PResizeInc;
924 }
1090 925
1091 if (!ignoreparent) 926 if (!ignoreparent)
1092 { 927 {
1093#ifdef SMART_RESIZE 928#ifdef SMART_RESIZE
1094 /* 929 /*
1098 int x, y, x1, y1; 933 int x, y, x1, y1;
1099 int dx, dy; 934 int dx, dy;
1100 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 935 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1101 Window unused_cr; 936 Window unused_cr;
1102 937
1103 XTranslateCoordinates (disp, parent[0], display->root, 938 XTranslateCoordinates (dpy, parent[0], display->root,
1104 0, 0, &x, &y, &unused_cr); 939 0, 0, &x, &y, &unused_cr);
1105 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1, 940 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1106 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 941 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1107 /* 942 /*
1108 * if display->root isn't the parent window, a WM will probably have offset 943 * if display->root isn't the parent window, a WM will probably have offset
1109 * our position for handles and decorations. Counter it 944 * our position for handles and decorations. Counter it
1110 */ 945 */
1112 { 947 {
1113 x -= x1; 948 x -= x1;
1114 y -= y1; 949 y -= y1;
1115 } 950 }
1116 951
1117 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2; 952 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1118 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2; 953 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1119 dx = old_width - szHint.width; 954 dx = old_width - szHint.width;
1120 dy = old_height - szHint.height; 955 dy = old_height - szHint.height;
1121 956
1122 /* Check position of the center of the window */ 957 /* Check position of the center of the window */
1123 if (x < x1) /* left half */ 958 if (x < x1) /* left half */
1124 dx = 0; 959 dx = 0;
1127 if (y < y1) /* top half */ 962 if (y < y1) /* top half */
1128 dy = 0; 963 dy = 0;
1129 else if (y == y1) /* exact center */ 964 else if (y == y1) /* exact center */
1130 dy /= 2; 965 dy /= 2;
1131 966
1132 XMoveResizeWindow (disp, parent[0], x + dx, y + dy, 967 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1133 szHint.width, szHint.height); 968 szHint.width, szHint.height);
1134#else 969#else
1135 XResizeWindow (disp, parent[0], szHint.width, szHint.height); 970 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1136#endif 971#endif
1137 } 972 }
1138 973
1139 fix_screen = ncol != prev_ncol || nrow != prev_nrow; 974 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1140 975
1141 if (fix_screen || newwidth != old_width || newheight != old_height) 976 if (fix_screen || newwidth != old_width || newheight != old_height)
1142 { 977 {
1143 if (scrollBar.state) 978 if (scrollBar.state)
1144 { 979 scrollBar.resize ();
1145 XMoveResizeWindow (disp, scrollBar.win,
1146 window_sb_x, 0,
1147 scrollbar_TotalWidth (), szHint.height);
1148 resize_scrollbar ();
1149 }
1150 980
1151 XMoveResizeWindow (disp, vt, 981 XMoveResizeWindow (dpy, vt,
1152 window_vt_x, window_vt_y, 982 window_vt_x, window_vt_y,
1153 width, height); 983 width, height);
1154 984
985#ifdef HAVE_BG_PIXMAP
986 if (bgPixmap.window_size_sensitive ())
987 update_background ();
988#endif
989
1155 scr_clear (); 990 scr_clear ();
1156#ifdef XPM_BACKGROUND
1157 resize_pixmap ();
1158#endif
1159 } 991 }
992
993 if (set_hint)
994 XSetWMNormalHints (dpy, parent[0], &szHint);
1160 995
1161 if (fix_screen || old_height == 0) 996 if (fix_screen || old_height == 0)
1162 {
1163 int curr_screen = -1;
1164 int old_ncol = prev_ncol;
1165
1166 /* scr_reset only works on the primary screen */
1167 if (old_height) /* this is not the first time through */
1168 {
1169 unsigned int ocol = ncol;
1170 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1171 curr_screen = scr_change_screen (PRIMARY);
1172 ncol = ocol;
1173 }
1174
1175 scr_reset (); 997 scr_reset ();
1176 998
1177 if (curr_screen >= 0) /* this is not the first time through */ 999 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1178 { 1000 //scr_touch (false);
1179 scr_change_screen (curr_screen);
1180 selection_check (old_ncol != ncol ? 4 : 0);
1181 }
1182 }
1183 1001
1184 old_width = szHint.width; 1002#ifdef HAVE_BG_PIXMAP
1185 old_height = szHint.height; 1003// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1186 1004// if (bgPixmap.pixmap)
1187#ifdef XPM_BACKGROUND
1188 if (pixmap)
1189 scr_touch (false); 1005// scr_touch (false);
1190#endif 1006#endif
1191 1007
1192#ifdef USE_XIM 1008#ifdef USE_XIM
1193 IMSetStatusPosition (); 1009 IMSetPosition ();
1194#endif 1010#endif
1195} 1011}
1196 1012
1197/* 1013/*
1198 * Set the width/height of the vt window in characters. Units are pixels. 1014 * Set the width/height of the vt window in characters. Units are pixels.
1203{ 1019{
1204 XWindowAttributes wattr; 1020 XWindowAttributes wattr;
1205 1021
1206 if (newwidth == 0 || newheight == 0) 1022 if (newwidth == 0 || newheight == 0)
1207 { 1023 {
1208 XGetWindowAttributes (display->display, display->root, &wattr); 1024 XGetWindowAttributes (dpy, display->root, &wattr);
1209 1025
1210 if (newwidth == 0) 1026 if (newwidth == 0)
1211 newwidth = wattr.width - szHint.base_width; 1027 newwidth = wattr.width - szHint.base_width;
1212 if (newheight == 0) 1028 if (newheight == 0)
1213 newheight = wattr.height - szHint.base_height; 1029 newheight = wattr.height - szHint.base_height;
1227#ifdef USE_XIM 1043#ifdef USE_XIM
1228 1044
1229void 1045void
1230rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg) 1046rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1231{ 1047{
1232 fg = pix_colors[Color_fg]; 1048 fg = pix_colors [Color_fg];
1233 bg = pix_colors[Color_bg]; 1049 bg = pix_colors [Color_bg];
1234} 1050}
1235 1051
1236void 1052void
1237rxvt_term::im_set_size (XRectangle &size) 1053rxvt_term::im_set_size (XRectangle &size)
1238{ 1054{
1275 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1091 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1276 1092
1277 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */ 1093 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1278 *p = '\0'; 1094 *p = '\0';
1279 1095
1280 atom = XInternAtom (display->display, server, False); 1096 atom = XInternAtom (dpy, server, False);
1281 win = XGetSelectionOwner (display->display, atom); 1097 win = XGetSelectionOwner (dpy, atom);
1282 1098
1283 if (win != None) 1099 if (win != None)
1284 return True; 1100 return True;
1285 } 1101 }
1286 1102
1293 XPoint nspot; 1109 XPoint nspot;
1294 XVaNestedList preedit_attr; 1110 XVaNestedList preedit_attr;
1295 1111
1296 if (!Input_Context 1112 if (!Input_Context
1297 || !focus 1113 || !focus
1298 || !(input_style & XIMPreeditPosition)) 1114 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1299 return; 1115 return;
1300 1116
1301 im_set_position (nspot); 1117 im_set_position (nspot);
1302 1118
1303 if (nspot.x == spot.x && nspot.y == spot.y) 1119 if (nspot.x == spot.x && nspot.y == spot.y)
1322 input_method = 0; 1138 input_method = 0;
1323 } 1139 }
1324 1140
1325 Input_Context = 0; 1141 Input_Context = 0;
1326} 1142}
1143
1144#ifdef ENABLE_XIM_ONTHESPOT
1145
1146static void
1147xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1148{
1149 ((rxvt_term *)client_data)->make_current ();
1150 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1151}
1152
1153static void
1154xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1155{
1156 ((rxvt_term *)client_data)->make_current ();
1157 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1158}
1159
1160static void
1161xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1162{
1163 rxvt_term *term = (rxvt_term *)client_data;
1164 XIMText *text = call_data->text;
1165
1166 term->make_current ();
1167
1168 if (text)
1169 {
1170 void *str;
1171
1172 if (!text->encoding_is_wchar && text->string.multi_byte)
1173 {
1174 // of course, X makes it ugly again
1175 if (term->rs[Rs_imLocale])
1176 SET_LOCALE (term->rs[Rs_imLocale]);
1177
1178 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1179 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1180
1181 if (term->rs[Rs_imLocale])
1182 SET_LOCALE (term->locale);
1183 }
1184 else
1185 str = (void *)text->string.wide_char;
1186
1187 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1188 DT_INT, call_data->caret,
1189 DT_INT, call_data->chg_first,
1190 DT_INT, call_data->chg_length,
1191 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1192 DT_WCS_LEN, str, str ? (int)text->length : 0,
1193 DT_END));
1194 }
1195 else
1196 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1197 DT_INT, call_data->caret,
1198 DT_INT, call_data->chg_first,
1199 DT_INT, call_data->chg_length,
1200 DT_END));
1201}
1202
1203#if 0
1204static void
1205xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1206{
1207 ((rxvt_term *)client_data)->make_current ();
1208 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1209 DT_INT, call_data->position,
1210 DT_INT, call_data->direction,
1211 DT_INT, call_data->style,
1212 DT_END));
1213}
1214#endif
1215
1216#endif
1327 1217
1328/* 1218/*
1329 * Try to open a XIM with the current modifiers, then see if we can 1219 * Try to open a XIM with the current modifiers, then see if we can
1330 * open a suitable preedit type 1220 * open a suitable preedit type
1331 */ 1221 */
1338 XRectangle rect, status_rect, needed_rect; 1228 XRectangle rect, status_rect, needed_rect;
1339 unsigned long fg, bg; 1229 unsigned long fg, bg;
1340 const char *p; 1230 const char *p;
1341 char **s; 1231 char **s;
1342 XIMStyles *xim_styles; 1232 XIMStyles *xim_styles;
1233#ifdef ENABLE_XIM_ONTHESPOT
1234 XIMCallback xcb[4];
1235#endif
1343 1236
1344 set_environ (envv); 1237 set_environ (envv);
1345 1238
1346 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1239 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1347 return false; 1240 return false;
1348 1241
1349 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1350 input_method = display->get_xim (locale, modifiers); 1242 input_method = display->get_xim (locale, modifiers);
1351 if (input_method == NULL) 1243 if (input_method == NULL)
1352 return false; 1244 return false;
1353 1245
1354 xim = input_method->xim; 1246 xim = input_method->xim;
1374 s = rxvt_splitcommastring (p); 1266 s = rxvt_splitcommastring (p);
1375 1267
1376 for (i = found = 0; !found && s[i]; i++) 1268 for (i = found = 0; !found && s[i]; i++)
1377 { 1269 {
1378 if (!strcmp (s[i], "OverTheSpot")) 1270 if (!strcmp (s[i], "OverTheSpot"))
1379 input_style = (XIMPreeditPosition | XIMStatusNothing); 1271 input_style = XIMPreeditPosition | XIMStatusNothing;
1380 else if (!strcmp (s[i], "OffTheSpot")) 1272 else if (!strcmp (s[i], "OffTheSpot"))
1381 input_style = (XIMPreeditArea | XIMStatusArea); 1273 input_style = XIMPreeditArea | XIMStatusArea;
1382 else if (!strcmp (s[i], "Root")) 1274 else if (!strcmp (s[i], "Root"))
1383 input_style = (XIMPreeditNothing | XIMStatusNothing); 1275 input_style = XIMPreeditNothing | XIMStatusNothing;
1384 else if (!strcmp (s[i], "None")) 1276 else if (!strcmp (s[i], "None"))
1385 input_style = (XIMPreeditNone | XIMStatusNone); 1277 input_style = XIMPreeditNone | XIMStatusNone;
1278#ifdef ENABLE_XIM_ONTHESPOT
1279 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1280 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1281#endif
1282 else
1283 input_style = XIMPreeditNothing | XIMStatusNothing;
1386 1284
1387 for (j = 0; j < xim_styles->count_styles; j++) 1285 for (j = 0; j < xim_styles->count_styles; j++)
1388 if (input_style == xim_styles->supported_styles[j]) 1286 if (input_style == xim_styles->supported_styles[j])
1389 { 1287 {
1390 rxvt_freecommastring (s); 1288 rxvt_freecommastring (s);
1428 "*", 1326 "*",
1429 fheight, 1327 fheight,
1430 fheight + 1, fheight - 1, 1328 fheight + 1, fheight - 1,
1431 fheight - 2, fheight + 2); 1329 fheight - 2, fheight + 2);
1432 1330
1433 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat, 1331 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1434 &missing_charset_list, &missing_charset_count, &def_string); 1332 &missing_charset_list, &missing_charset_count, &def_string);
1435 1333
1436 if (missing_charset_list) 1334 if (missing_charset_list)
1437 XFreeStringList (missing_charset_list); 1335 XFreeStringList (missing_charset_list);
1438 1336
1479 XNBackground, bg, 1377 XNBackground, bg,
1480 XNArea, &status_rect, 1378 XNArea, &status_rect,
1481 XNFontSet, fs, 1379 XNFontSet, fs,
1482 NULL); 1380 NULL);
1483 } 1381 }
1382#if ENABLE_XIM_ONTHESPOT
1383 else if (input_style & XIMPreeditCallbacks)
1384 {
1385 im_set_position (spot);
1386
1387 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1388 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1389 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1390# if 0
1391 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1392# endif
1393
1394 preedit_attr = XVaCreateNestedList (0,
1395 XNSpotLocation, &spot,
1396 XNPreeditStartCallback, &xcb[0],
1397 XNPreeditDoneCallback , &xcb[1],
1398 XNPreeditDrawCallback , &xcb[2],
1399# if 0
1400 XNPreeditCaretCallback, &xcb[3],
1401# endif
1402 NULL);
1403 }
1404#endif
1484 1405
1485 Input_Context = XCreateIC (xim, 1406 Input_Context = XCreateIC (xim,
1486 XNInputStyle, input_style, 1407 XNInputStyle, input_style,
1487 XNClientWindow, vt, 1408 XNClientWindow, vt,
1488 XNFocusWindow, parent[0], 1409 XNFocusWindow, parent[0],
1490 preedit_attr, 1411 preedit_attr,
1491 status_attr ? XNStatusAttributes : NULL, 1412 status_attr ? XNStatusAttributes : NULL,
1492 status_attr, NULL); 1413 status_attr, NULL);
1493 1414
1494 if (preedit_attr) XFree (preedit_attr); 1415 if (preedit_attr) XFree (preedit_attr);
1495 if (status_attr) XFree (status_attr); 1416 if (status_attr) XFree (status_attr);
1496 if (fs) XFreeFontSet (display->display, fs); 1417 if (fs) XFreeFontSet (dpy, fs);
1497 1418
1498 if (Input_Context == NULL) 1419 if (Input_Context == NULL)
1499 { 1420 {
1500 rxvt_warn ("failed to create input context, continuing without XIM.\n"); 1421 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1501 im_destroy (); 1422 im_destroy ();
1502 return false; 1423 return false;
1503 } 1424 }
1504 1425
1505 if (input_style & XIMPreeditArea) 1426#if 0
1427 // unfortunately, only the focus window is used by XIM, hard to fix
1428 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1429 vt_select_input ();
1430#endif
1431
1506 IMSetStatusPosition (); 1432 IMSetPosition ();
1507 1433
1508 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1509 return true; 1434 return true;
1510} 1435}
1511 1436
1512void 1437void
1513rxvt_term::im_cb () 1438rxvt_term::im_cb ()
1519 1444
1520 make_current (); 1445 make_current ();
1521 1446
1522 im_destroy (); 1447 im_destroy ();
1523 1448
1524 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1525 if (Input_Context) 1449 if (Input_Context)
1526 return; 1450 return;
1527 1451
1528#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1452#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1529 if (rs[Rs_imLocale]) 1453 if (rs[Rs_imLocale])
1571 SET_LOCALE (locale); 1495 SET_LOCALE (locale);
1572#endif 1496#endif
1573} 1497}
1574 1498
1575void 1499void
1576rxvt_term::IMSetStatusPosition () 1500rxvt_term::IMSetPosition ()
1577{ 1501{
1578 XRectangle preedit_rect, status_rect, *needed_rect; 1502 XRectangle preedit_rect, status_rect, *needed_rect;
1579 XVaNestedList preedit_attr, status_attr; 1503 XVaNestedList preedit_attr, status_attr;
1580 1504
1581 if (!Input_Context 1505 if (!Input_Context
1582 || !focus 1506 || !focus
1583 || !(input_style & XIMPreeditArea) 1507 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1584 || !IMisRunning ()) 1508 || !IMisRunning ())
1585 return; 1509 return;
1586 1510
1511 if (input_style & XIMPreeditPosition)
1512 {
1513 im_set_size (preedit_rect);
1514 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1515
1516 XSetICValues (Input_Context,
1517 XNPreeditAttributes, preedit_attr, NULL);
1518 }
1519 else
1520 {
1587 /* Getting the necessary width of preedit area */ 1521 /* Getting the necessary width of preedit area */
1588 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1522 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1589 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1523 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1590 XFree (status_attr); 1524 XFree (status_attr);
1591 1525
1592 im_set_preedit_area (preedit_rect, status_rect, *needed_rect); 1526 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1593 XFree (needed_rect); 1527 XFree (needed_rect);
1594 1528
1595 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1529 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1596 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1530 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1597 1531
1598 XSetICValues (Input_Context, 1532 XSetICValues (Input_Context,
1599 XNPreeditAttributes, preedit_attr, 1533 XNPreeditAttributes, preedit_attr,
1600 XNStatusAttributes, status_attr, NULL); 1534 XNStatusAttributes, status_attr,
1535 NULL);
1601 1536
1537 XFree (status_attr);
1538 }
1539
1602 XFree (preedit_attr); 1540 XFree (preedit_attr);
1603 XFree (status_attr);
1604} 1541}
1605#endif /* USE_XIM */ 1542#endif /* USE_XIM */
1606 1543
1607/*----------------------------------------------------------------------*/ 1544void
1608rxvt_t rxvt_current_term; 1545rxvt_term::get_window_origin (int &x, int &y)
1546{
1547 Window cr;
1548 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1549/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1550}
1551
1552Pixmap
1553rxvt_term::get_pixmap_property (int prop_id)
1554{
1555 if (prop_id > 0 && prop_id < NUM_XA)
1556 if (xa[prop_id])
1557 {
1558 int aformat;
1559 unsigned long nitems, bytes_after;
1560 Atom atype;
1561 unsigned char *prop = NULL;
1562 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1563 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1564 &nitems, &bytes_after, &prop);
1565 if (result == Success && prop && atype == XA_PIXMAP)
1566 return *(Pixmap *)prop;
1567 }
1568
1569 return None;
1570}
1571
1572#ifdef HAVE_BG_PIXMAP
1573# if TRACE_PIXMAPS
1574# undef update_background
1575void
1576rxvt_term::trace_update_background (const char *file, int line)
1577{
1578 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1579 update_background ();
1580}
1581# endif
1582
1583void
1584rxvt_term::update_background ()
1585{
1586 if (update_background_ev.is_active ())
1587 return;
1588
1589 bgPixmap.invalidate ();
1590
1591 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1592
1593 if (to_wait <= 0.)
1594 bgPixmap.render ();
1595 else
1596 update_background_ev.start (to_wait);
1597}
1598
1599void
1600rxvt_term::update_background_cb (ev::timer &w, int revents)
1601{
1602 make_current ();
1603
1604 update_background_ev.stop ();
1605 bgPixmap.render ();
1606 refresh_check ();
1607}
1608
1609#endif /* HAVE_BG_PIXMAP */
1609 1610
1610/*----------------------- end-of-file (C source) -----------------------*/ 1611/*----------------------- end-of-file (C source) -----------------------*/

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