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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.65 by pcg, Fri Apr 2 15:15:26 2004 UTC vs.
Revision 1.324 by sf-exg, Wed Mar 31 13:14:50 2010 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>
7 * - original version 7 * - original version
… …
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) 2003-2008 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.
… …
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>
38
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h>
45#endif
46
47#include <cstring> 41#include <cstring>
48 42
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
52#endif
53
49vector<rxvt_term *> rxvt_term::termlist; 54vector<rxvt_term *> rxvt_term::termlist;
50 55
56// used to tell global functions which terminal instance is "active"
57rxvt_t rxvt_current_term;
58
51static char curlocale[128]; 59static char curlocale[128], savelocale[128];
52 60
53bool 61bool
54rxvt_set_locale (const char *locale) 62rxvt_set_locale (const char *locale) NOTHROW
55{ 63{
64 int size = strlen (locale) + 1;
65
66 if (size > sizeof (curlocale))
67 rxvt_fatal ("locale string too long, aborting.\n");
68
56 if (!locale || !STRNCMP (locale, curlocale, 128)) 69 if (!locale || !memcmp (locale, curlocale, size))
57 return false; 70 return false;
58 71
59 STRNCPY (curlocale, locale, 128); 72 memcpy (curlocale, locale, size);
60 setlocale (LC_CTYPE, curlocale); 73 setlocale (LC_CTYPE, curlocale);
61 return true; 74 return true;
62} 75}
63 76
77void
78rxvt_push_locale (const char *locale) NOTHROW
79{
80 strcpy (savelocale, curlocale);
81 rxvt_set_locale (locale);
82}
83
84void
85rxvt_pop_locale () NOTHROW
86{
87 rxvt_set_locale (savelocale);
88}
89
64#if ENABLE_COMBINING 90#if ENABLE_COMBINING
65class rxvt_composite_vec rxvt_composite; 91class rxvt_composite_vec rxvt_composite;
66 92
67text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2) 93text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68{ 94{
69 compose_char *cc; 95 compose_char *cc;
70 96
71 // break compose chains, as stupid readline really likes to duplicate 97 // break compose chains, as stupid readline really likes to duplicate
72 // composing characters for some reason near the end of a line. 98 // composing characters for some reason near the end of a line.
73 cc = (*this)[c1]; 99 cc = (*this)[c1];
74 while (cc) 100 while (cc)
75 { 101 {
76 if (cc->c2 == c2) return c1; 102 if (cc->c2 == c2) return c1;
77 cc = (*this)[cc->c1]; 103 cc = (*this)[cc->c1];
78 } 104 }
79 105
80 // check to see wether this combination already exists otherwise 106 // check to see whether this combination already exists otherwise
81 for (cc = v.end (); cc-- > v.begin (); ) 107 for (cc = v.end (); cc-- > v.begin (); )
82 { 108 {
83 if (cc->c1 == c1 && cc->c2 == c2) 109 if (cc->c1 == c1 && cc->c2 == c2)
84 return COMPOSE_LO + (cc - v.begin ()); 110 return COMPOSE_LO + (cc - v.begin ());
85 } 111 }
… …
123 return len; 149 return len;
124 150
125} 151}
126#endif 152#endif
127 153
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 () 154rxvt_term::rxvt_term ()
144 : 155{
145 rootwin_ev (this, &rxvt_term::rootwin_cb), 156#if HAVE_BG_PIXMAP
146 termwin_ev (this, &rxvt_term::x_cb), 157 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147 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 158#endif
154#ifdef CURSOR_BLINK 159#ifdef CURSOR_BLINK
155 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);
156#endif 161#endif
157#ifdef TEXT_BLINK 162#ifdef TEXT_BLINK
158 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);
164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
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),
159#endif 180#endif
160#ifdef POINTER_BLANK 181#ifdef POINTER_BLANK
161 pointer_ev (this, &rxvt_term::pointer_cb), 182 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
162#endif 183#endif
184#ifndef NO_BELL
185 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
186#endif
187 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
188 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
189 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
190 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
191 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void
207rxvt_term::emergency_cleanup ()
208{
209 if (cmd_pid)
210 kill (-cmd_pid, SIGHUP);
211
212 pty_ev.stop ();
213 delete pty; pty = 0;
214}
215
216rxvt_term::~rxvt_term ()
217{
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
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
239 if (display)
240 {
241 selection_clear ();
242 selection_clear (true);
243
163#ifdef USE_XIM 244#ifdef USE_XIM
164 im_ev (this, &rxvt_term::im_cb), 245 im_destroy ();
165#endif 246#endif
166 check_ev (this, &rxvt_term::check_cb), 247 scrollBar.destroy ();
167 destroy_ev (this, &rxvt_term::destroy_cb), 248 if (gc) XFreeGC (dpy, gc);
168 pty_ev (this, &rxvt_term::pty_cb),
169 incr_ev (this, &rxvt_term::incr_cb)
170{
171 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172 249
173 termlist.push_back (this);
174}
175
176rxvt_term::~rxvt_term ()
177{
178 termlist.erase (find (termlist.begin (), termlist.end(), this));
179
180 if (cmd_fd >= 0)
181 close (cmd_fd);
182
183#ifndef NO_SETOWNER_TTYDEV
184 privileged_ttydev (RESTORE);
185#endif
186#ifdef UTMP_SUPPORT
187 privileged_utmp (RESTORE);
188#endif
189
190 delete TermWin.fontset;
191
192 if (display)
193 {
194 selection_clear ();
195
196#ifdef MENUBAR
197 if (menubarGC) XFreeGC (display->display, menubarGC);
198#endif
199#ifdef XTERM_SCROLLBAR
200 if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
201 if (ShadowGC) XFreeGC (display->display, ShadowGC);
202#endif
203#ifdef PLAIN_SCROLLBAR
204 if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
205#endif
206#ifdef NEXT_SCROLLBAR
207 if (blackGC) XFreeGC (display->display, blackGC);
208 if (whiteGC) XFreeGC (display->display, whiteGC);
209 if (grayGC) XFreeGC (display->display, grayGC);
210 if (darkGC) XFreeGC (display->display, darkGC);
211 if (stippleGC) XFreeGC (display->display, stippleGC);
212 if (dimple) XFreePixmap (display->display, dimple);
213 if (upArrow) XFreePixmap (display->display, upArrow);
214 if (downArrow) XFreePixmap (display->display, downArrow);
215 if (upArrowHi) XFreePixmap (display->display, upArrowHi);
216 if (downArrowHi) XFreePixmap (display->display, downArrowHi);
217#endif
218#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
219 if (topShadowGC) XFreeGC (display->display, topShadowGC);
220 if (botShadowGC) XFreeGC (display->display, botShadowGC);
221 if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
222#endif
223 if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
224
225#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226 delete menuBar.drawable; 250 delete drawable;
227 //if (menuBar.win)
228 // XDestroyWindow (display->display, menuBar.win);
229#endif
230 delete TermWin.drawable;
231 // destroy all windows 251 // destroy all windows
232 if (TermWin.parent[0]) 252 if (parent[0])
233 XDestroyWindow (display->display, TermWin.parent[0]); 253 XDestroyWindow (dpy, parent[0]);
234 }
235 254
236 // TODO: free pixcolours, colours should become part of rxvt_display 255 for (int i = 0; i < TOTAL_COLORS; i++)
256 if (ISSET_PIXCOLOR (i))
257 {
258 pix_colors_focused [i].free (this);
259#if OFF_FOCUS_FADING
260 pix_colors_unfocused [i].free (this);
261#endif
262 }
237 263
238 delete PixColors; 264 clear ();
239 265
266 display->flush (); /* ideally .put should do this */
240 displays.put (display); 267 displays.put (display);
268 }
241 269
242 scr_release (); 270 scr_release ();
243 271
244 /* clear all resources */ 272 /* clear all resources */
245 for (int i = 0; i < allocated.size (); i++) 273 for (int i = 0; i < allocated.size (); i++)
246 free (allocated[i]); 274 free (allocated [i]);
247 275
248 free (selection.text); 276 free (selection.text);
277 free (selection.clip_text);
249 // TODO: manage env vars in child only(!) 278 // TODO: manage env vars in child only(!)
250 free (env_windowid);
251 free (env_display); 279 free (env_display);
252 free (env_term); 280 free (env_term);
253 free (env_colorfgbg);
254 free (locale); 281 free (locale);
255#if 0 282 free (v_buffer);
256 free (codeset); 283 free (incr_buf);
257#endif
258 284
259 delete envv; 285 delete envv;
260 delete argv; 286 delete argv;
287
288#ifdef KEYSYM_RESOURCE
289 delete keyboard;
290#endif
291#ifndef NO_RESOURCES
292 XrmDestroyDatabase (option_db);
293#endif
294}
295
296// child has exited, usually destroys
297void
298rxvt_term::child_cb (ev::child &w, int status)
299{
300 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
301
302 cmd_pid = 0;
303
304 if (!option (Opt_hold))
305 destroy ();
261} 306}
262 307
263void 308void
264rxvt_term::destroy () 309rxvt_term::destroy ()
265{ 310{
311 if (destroy_ev.is_active ())
312 return;
313
314 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
315
316#if ENABLE_OVERLAY
317 scr_overlay_off ();
318#endif
319
266 if (display) 320 if (display)
267 { 321 {
322#if USE_XIM
323 im_ev.stop (display);
324#endif
325 scrollbar_ev.stop (display);
326#if ENABLE_TRANSPARENCY || ENABLE_PERL
268 rootwin_ev.stop (display); 327 rootwin_ev.stop (display);
328#endif
329 incr_ev.stop ();
269 termwin_ev.stop (display); 330 termwin_ev.stop (display);
270 vt_ev.stop (display); 331 vt_ev.stop (display);
271#ifdef USE_XIM
272 im_destroy ();
273 im_ev.stop (display);
274#endif
275#ifdef HAVE_SCROLLBARS
276 scrollbar_ev.stop (display);
277#endif
278#ifdef MENUBAR
279 menubar_ev.stop (display);
280#endif
281 } 332 }
282 333
283 check_ev.stop (); 334 flush_ev.stop ();
284 pty_ev.stop (); 335 pty_ev.stop ();
285#ifdef CURSOR_BLINK 336#ifdef CURSOR_BLINK
286 cursor_blink_ev.stop (); 337 cursor_blink_ev.stop ();
287#endif 338#endif
288#ifdef TEXT_BLINK 339#ifdef TEXT_BLINK
289 text_blink_ev.stop (); 340 text_blink_ev.stop ();
290#endif 341#endif
342#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
343 cont_scroll_ev.stop ();
344#endif
345#ifdef SELECTION_SCROLLING
346 sel_scroll_ev.stop ();
347#endif
291#ifdef POINTER_BLANK 348#ifdef POINTER_BLANK
292 pointer_ev.stop (); 349 pointer_ev.stop ();
293#endif 350#endif
294 351
295 destroy_ev.start (0); 352 destroy_ev.start ();
296} 353}
297 354
298void 355void
299rxvt_term::destroy_cb (time_watcher &w) 356rxvt_term::destroy_cb (ev::idle &w, int revents)
300{ 357{
301 SET_R (this); 358 make_current ();
302 359
303 delete this; 360 delete this;
304}
305
306/*----------------------------------------------------------------------*/
307/* rxvt_init () */
308bool
309rxvt_term::init (int argc, const char *const *argv)
310{
311 SET_R (this);
312
313 if (!init_vars ())
314 return false;
315
316 /*
317 * Save and then give up any super-user privileges
318 * If we need privileges in any area then we must specifically request it.
319 * We should only need to be root in these cases:
320 * 1. write utmp entries on some systems
321 * 2. chown tty on some systems
322 */
323 privileges (SAVE);
324 privileges (IGNORE);
325
326 init_secondary ();
327
328 const char **cmd_argv = init_resources (argc, argv);
329
330 set_locale ("");
331
332#if MENUBAR_MAX
333 menubar_read (rs[Rs_menu]);
334#endif
335#ifdef HAVE_SCROLLBARS
336 if (Options & Opt_scrollBar)
337 scrollBar.setIdle (); /* set existence for size calculations */
338#endif
339
340 create_windows (argc, argv);
341
342 init_xlocale ();
343
344 scr_reset (); /* initialize screen */
345
346#if 0
347 XSynchronize (display->display, True);
348#endif
349
350#ifdef HAVE_SCROLLBARS
351 if (Options & Opt_scrollBar)
352 resize_scrollbar (); /* create and map scrollbar */
353#endif
354#if (MENUBAR_MAX)
355 if (menubar_visible ())
356 XMapWindow (display->display, menuBar.win);
357#endif
358#ifdef TRANSPARENT
359 if (Options & Opt_transparent)
360 {
361 XSelectInput (display->display, display->root, PropertyChangeMask);
362 check_our_parents ();
363 }
364#endif
365
366 rootwin_ev.start (display, display->root);
367
368 XMapWindow (display->display, TermWin.vt);
369 XMapWindow (display->display, TermWin.parent[0]);
370
371 init_command (cmd_argv);
372
373 pty_ev.start (cmd_fd, EVENT_READ);
374
375 check_ev.start ();
376
377 return true;
378}
379
380static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
381
382void
383rxvt_init_signals ()
384{
385 /* install exit handler for cleanup */
386#if 0
387#ifdef HAVE_ATEXIT
388 atexit (rxvt_clean_exit);
389#else
390#endif
391#endif
392
393 struct sigaction sa;
394
395 sigfillset (&sa.sa_mask);
396 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
397 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
398 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
399 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
400 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
401 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
402 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
403
404 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
405 /* signal (SIGURG, SIG_DFL); */
406
407 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
408 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
409}
410
411/* ------------------------------------------------------------------------- *
412 * SIGNAL HANDLING & EXIT HANDLER *
413 * ------------------------------------------------------------------------- */
414/*
415 * Catch a SIGCHLD signal and exit if the direct child has died
416 */
417
418void rxvt_term::child_exited (int pid)
419{
420 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
421 if (pid == (*t)->cmd_pid)
422 {
423 (*t)->destroy ();
424 break;
425 }
426}
427
428/* ARGSUSED */
429/* EXTPROTO */
430RETSIGTYPE
431rxvt_Child_signal (int sig __attribute__ ((unused)))
432{
433 int pid, save_errno = errno;
434
435 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
436 rxvt_term::child_exited (pid);
437
438 errno = save_errno;
439}
440
441/*
442 * Catch a fatal signal and tidy up before quitting
443 */
444/* EXTPROTO */
445RETSIGTYPE
446rxvt_Exit_signal (int sig)
447{
448 signal (sig, SIG_DFL);
449#ifdef DEBUG_CMD
450 rxvt_warn ("caught signal %d, exiting.\n", sig);
451#endif
452 rxvt_clean_exit ();
453 kill (getpid (), sig);
454}
455
456/* INTPROTO */
457int
458rxvt_xerror_handler (Display *display, XErrorEvent *event)
459{
460 if (GET_R->allowedxerror == -1)
461 GET_R->allowedxerror = event->error_code;
462 else
463 {
464 old_xerror_handler (display, event);
465 GET_R->destroy ();
466 }
467
468 return 0;
469} 361}
470 362
471/*----------------------------------------------------------------------*/ 363/*----------------------------------------------------------------------*/
472/* 364/*
473 * Exit gracefully, clearing the utmp entry and restoring tty attributes 365 * Exit gracefully, clearing the utmp entry and restoring tty attributes
474 * TODO: if debugging, this should free up any known resources if we can 366 * TODO: if debugging, this should free up any known resources if we can
475 */ 367 */
476/* EXTPROTO */ 368static XErrorHandler old_xerror_handler;
477void
478rxvt_clean_exit ()
479{
480 // TODO: rxvtd should clean up all ressources
481 if (GET_R)
482 GET_R->destroy ();
483}
484 369
485/* ------------------------------------------------------------------------- * 370static void
486 * MEMORY ALLOCATION WRAPPERS * 371rxvt_emergency_cleanup ()
487 * ------------------------------------------------------------------------- */
488/* EXTPROTO */
489void *
490rxvt_malloc (size_t size)
491{ 372{
492 void *p; 373 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
493 374 (*t)->emergency_cleanup ();
494 p = malloc (size);
495 if (p)
496 return p;
497
498 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499 rxvt_clean_exit ();
500 exit (EXIT_FAILURE);
501 /* NOTREACHED */
502} 375}
503 376
504/* EXTPROTO */ 377#if !ENABLE_MINIMAL
505void * 378static void
506rxvt_calloc (size_t number, size_t size) 379print_x_error (Display *dpy, XErrorEvent *event)
507{ 380{
508 void *p; 381 char buffer[BUFSIZ];
509 382 char mesg[BUFSIZ];
510 p = calloc (number, size); 383 char number[32];
511 if (p) 384 char *mtype = "XlibMessage";
512 return p; 385 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
513 386 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
514 fprintf (stderr, RESNAME ": memory allocation failure. Aborting"); 387 rxvt_warn ("An X Error occured, trying to continue after report.\n");
515 rxvt_clean_exit (); 388 rxvt_warn ("%s: %s\n", mesg, buffer);
516 exit (EXIT_FAILURE); 389 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
517 /* NOTREACHED */ 390 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
391 sprintf(number, "%d", event->request_code);
392 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
393 rxvt_warn ("(which is %s)\n", buffer);
394 if (event->request_code >= 128) {
395 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
396 mesg, BUFSIZ);
397 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
398 }
399 if ((event->error_code == BadWindow) ||
400 (event->error_code == BadPixmap) ||
401 (event->error_code == BadCursor) ||
402 (event->error_code == BadFont) ||
403 (event->error_code == BadDrawable) ||
404 (event->error_code == BadColor) ||
405 (event->error_code == BadGC) ||
406 (event->error_code == BadIDChoice) ||
407 (event->error_code == BadValue) ||
408 (event->error_code == BadAtom)) {
409 if (event->error_code == BadValue)
410 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
411 mesg, BUFSIZ);
412 else if (event->error_code == BadAtom)
413 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
414 mesg, BUFSIZ);
415 else
416 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
417 mesg, BUFSIZ);
418 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
419 }
420 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
421 mesg, BUFSIZ);
422 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
518} 423}
424#endif
519 425
520/* EXTPROTO */ 426int
521void * 427rxvt_xerror_handler (Display *display, XErrorEvent *event)
522rxvt_realloc (void *ptr, size_t size)
523{ 428{
524 void *p; 429 if (GET_R->allowedxerror == -1)
525 430 GET_R->allowedxerror = event->error_code;
526 if (ptr)
527 p = realloc (ptr, size);
528 else 431 else
529 p = malloc (size); 432 {
530 if (p) 433 // GET_R is most likely not the terminal which caused the error,
434 // so just output the error and continue
435#if ENABLE_MINIMAL
436 old_xerror_handler (display, event);
437#else
438 print_x_error (display, event);
439#endif
440 }
441
531 return p; 442 return 0;
443}
532 444
533 fprintf (stderr, RESNAME ": memory allocation failure. Aborting"); 445int
534 rxvt_clean_exit (); 446rxvt_xioerror_handler (Display *display)
447{
448 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
449 DisplayString (display));
450 rxvt_emergency_cleanup ();
535 exit (EXIT_FAILURE); 451 _exit (EXIT_FAILURE);
536 /* NOTREACHED */
537} 452}
538 453
539/* ------------------------------------------------------------------------- * 454static struct sig_handlers
540 * PRIVILEGED OPERATIONS *
541 * ------------------------------------------------------------------------- */
542/* take care of suid/sgid super-user (root) privileges */
543void
544rxvt_term::privileges (int mode)
545{ 455{
546#if ! defined(__CYGWIN32__) 456 ev::sig sw_term, sw_int;
547# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 457
548 /* setreuid () is the poor man's setuid (), seteuid () */ 458 /*
549# define seteuid(a) setreuid(-1, (a)) 459 * Catch a fatal signal and tidy up before quitting
550# define setegid(a) setregid(-1, (a)) 460 */
551# define HAVE_SETEUID 461 void sig_term (ev::sig &w, int revents);
552# endif 462
553# ifdef HAVE_SETEUID 463 sig_handlers ()
554 switch (mode)
555 { 464 {
556 case IGNORE: 465 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
557 /* 466 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
558 * change effective uid/gid - not real uid/gid - so we can switch
559 * back to root later, as required
560 */
561 seteuid (getuid ());
562 setegid (getgid ());
563 break;
564 case SAVE:
565 euid = geteuid ();
566 egid = getegid ();
567 break;
568 case RESTORE:
569 seteuid (euid);
570 setegid (egid);
571 break;
572 } 467 }
573# else 468} sig_handlers;
574 switch (mode)
575 {
576 case IGNORE:
577 setuid (getuid ());
578 setgid (getgid ());
579 /* FALLTHROUGH */
580 case SAVE:
581 /* FALLTHROUGH */
582 case RESTORE:
583 break;
584 }
585# endif
586#endif
587}
588 469
589#ifdef UTMP_SUPPORT
590void 470void
591rxvt_term::privileged_utmp (char action) 471sig_handlers::sig_term (ev::sig &w, int revents)
592{ 472{
593 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)", 473 rxvt_emergency_cleanup ();
594 action, next_utmp_action, getpid ())); 474 w.stop ();
595 if (next_utmp_action != action || (action != SAVE && action != RESTORE) 475 kill (getpid (), w.signum);
596 || (Options & Opt_utmpInhibit)
597 || ttydev == NULL || *ttydev == '\0')
598 return;
599
600 privileges (RESTORE);
601 if (action == SAVE)
602 {
603 next_utmp_action = RESTORE;
604 makeutent (ttydev, rs[Rs_display_name]);
605 }
606 else
607 { /* action == RESTORE */
608 next_utmp_action = IGNORE;
609 cleanutent ();
610 }
611 privileges (IGNORE);
612} 476}
613#endif
614 477
615#ifndef NO_SETOWNER_TTYDEV 478char **rxvt_environ; // startup environment
616void
617rxvt_term::privileged_ttydev (char action)
618{
619 D_MAIN ((stderr,
620 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
621 action, next_tty_action, getpid ()));
622 if (next_tty_action != action || (action != SAVE && action != RESTORE)
623 || ttydev == NULL || *ttydev == '\0')
624 return;
625 479
626 privileges (RESTORE); 480void
481rxvt_init ()
482{
483 ptytty::init ();
627 484
628 if (action == SAVE) 485 if (!ev_default_loop (0))
629 { 486 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
630 next_tty_action = RESTORE;
631# ifndef RESET_TTY_TO_COMMON_DEFAULTS
632 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
633 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
634 next_tty_action = IGNORE;
635 else
636# endif
637 487
638 { 488 rxvt_environ = environ;
639 chown (ttydev, getuid (), ttygid); /* fail silently */
640 chmod (ttydev, ttymode);
641# ifdef HAVE_REVOKE
642 revoke (ttydev);
643# endif
644 489
645 } 490 signal (SIGHUP, SIG_IGN);
646 } 491 signal (SIGPIPE, SIG_IGN);
647 else
648 { /* action == RESTORE */
649 next_tty_action = IGNORE;
650# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651 chmod (ttydev, ttyfd_stat.st_mode);
652 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
653# else
654 chmod (ttydev,
655 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
656 chown (ttydev, 0, 0);
657# endif
658 492
659 } 493 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
494 sig_handlers.sw_int.start (SIGINT); ev_unref ();
660 495
661 privileges (IGNORE); 496 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
497 /* signal (SIGURG, SIG_DFL); */
662 498
663# ifndef RESET_TTY_TO_COMMON_DEFAULTS 499 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
664 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", 500 // TODO: handle this with exceptions and tolerate the memory loss
665 action == RESTORE ? "Restoring" : (action == 501 XSetIOErrorHandler (rxvt_xioerror_handler);
666 SAVE ? "Saving" : 502
667 "UNKNOWN ERROR for"), ttydev, 503 XrmInitialize ();
668 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
669 ttyfd_stat.st_gid));
670# endif
671} 504}
672#endif
673 505
674/*----------------------------------------------------------------------*/ 506/*----------------------------------------------------------------------*/
675/* 507/*
676 * window size/position calculcations for XSizeHint and other storage. 508 * window size/position calculations for XSizeHint and other storage.
677 * if width/height are non-zero then override calculated width/height 509 * if width/height are non-zero then override calculated width/height
678 */ 510 */
679void 511void
680rxvt_term::window_calc (unsigned int width, unsigned int height) 512rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681{ 513{
682 short recalc_x, recalc_y; 514 short recalc_x, recalc_y;
683 int x, y, sb_w, mb_h, flags; 515 int x, y, flags;
684 unsigned int w, h; 516 unsigned int w, h;
685 unsigned int max_width, max_height; 517 unsigned int max_width, max_height;
686 518
687 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688 TermWin.ncol, TermWin.nrow, szHint.width,
689 szHint.height));
690 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 519 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691 szHint.win_gravity = NorthWestGravity; 520 szHint.win_gravity = NorthWestGravity;
692 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 521 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693 522
694 recalc_x = recalc_y = 0; 523 recalc_x = recalc_y = 0;
695 flags = 0; 524 flags = 0;
525
696 if (!parsed_geometry) 526 if (!parsed_geometry)
697 { 527 {
698 parsed_geometry = 1; 528 parsed_geometry = 1;
529
699 if (rs[Rs_geometry]) 530 if (rs[Rs_geometry])
700 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 531 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
532
701 if (flags & WidthValue) 533 if (flags & WidthValue)
702 { 534 {
703 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 535 if (!w)
536 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
537
538 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
704 szHint.flags |= USSize; 539 szHint.flags |= USSize;
705 } 540 }
541
706 if (flags & HeightValue) 542 if (flags & HeightValue)
707 { 543 {
708 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 544 if (!h)
545 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
546
547 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
709 szHint.flags |= USSize; 548 szHint.flags |= USSize;
710 } 549 }
550
711 if (flags & XValue) 551 if (flags & XValue)
712 { 552 {
713 szHint.x = x; 553 szHint.x = x;
714 szHint.flags |= USPosition; 554 szHint.flags |= USPosition;
555
715 if (flags & XNegative) 556 if (flags & XNegative)
716 { 557 {
717 recalc_x = 1; 558 recalc_x = 1;
718 szHint.win_gravity = NorthEastGravity; 559 szHint.win_gravity = NorthEastGravity;
719 } 560 }
720 } 561 }
562
721 if (flags & YValue) 563 if (flags & YValue)
722 { 564 {
723 szHint.y = y; 565 szHint.y = y;
724 szHint.flags |= USPosition; 566 szHint.flags |= USPosition;
567
725 if (flags & YNegative) 568 if (flags & YNegative)
726 { 569 {
727 recalc_y = 1; 570 recalc_y = 1;
571
728 if (szHint.win_gravity == NorthEastGravity) 572 if (szHint.win_gravity == NorthEastGravity)
729 szHint.win_gravity = SouthEastGravity; 573 szHint.win_gravity = SouthEastGravity;
730 else 574 else
731 szHint.win_gravity = SouthWestGravity; 575 szHint.win_gravity = SouthWestGravity;
732 } 576 }
733 } 577 }
734 } 578 }
735 579
736 /* TODO: BOUNDS */ 580 /* TODO: BOUNDS */
737 TermWin.width = TermWin.ncol * TermWin.fwidth; 581 width = ncol * fwidth;
738 TermWin.height = TermWin.nrow * TermWin.fheight; 582 height = nrow * fheight;
739 max_width = MAX_COLS * TermWin.fwidth; 583 max_width = MAX_COLS * fwidth;
740 max_height = MAX_ROWS * TermWin.fheight; 584 max_height = MAX_ROWS * fheight;
741 585
742 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 586 szHint.base_width = szHint.base_height = 2 * int_bwidth;
743 587
744 sb_w = mb_h = 0;
745 window_vt_x = window_vt_y = 0; 588 window_vt_x = window_vt_y = int_bwidth;
746 if (scrollbar_visible ()) 589
590 if (scrollBar.state)
747 { 591 {
748 sb_w = scrollbar_TotalWidth (); 592 int sb_w = scrollBar.total_width ();
749 szHint.base_width += sb_w; 593 szHint.base_width += sb_w;
594
750 if (! (Options & Opt_scrollBar_right)) 595 if (!option (Opt_scrollBar_right))
751 window_vt_x = sb_w; 596 window_vt_x += sb_w;
752 }
753 if (menubar_visible ())
754 { 597 }
755 mb_h = menuBar_TotalHeight (); 598
756 szHint.base_height += mb_h;
757 window_vt_y = mb_h;
758 }
759 szHint.width_inc = TermWin.fwidth; 599 szHint.width_inc = fwidth;
760 szHint.height_inc = TermWin.fheight; 600 szHint.height_inc = fheight;
761 szHint.min_width = szHint.base_width + szHint.width_inc; 601 szHint.min_width = szHint.base_width + szHint.width_inc;
762 szHint.min_height = szHint.base_height + szHint.height_inc; 602 szHint.min_height = szHint.base_height + szHint.height_inc;
763 603
764 if (width && width - szHint.base_width < max_width) 604 if (newwidth && newwidth - szHint.base_width < max_width)
765 { 605 {
766 szHint.width = width; 606 szHint.width = newwidth;
767 TermWin.width = width - szHint.base_width; 607 width = newwidth - szHint.base_width;
768 } 608 }
769 else 609 else
770 { 610 {
771 MIN_IT (TermWin.width, max_width); 611 min_it (width, max_width);
772 szHint.width = szHint.base_width + TermWin.width; 612 szHint.width = szHint.base_width + width;
773 } 613 }
614
774 if (height && height - szHint.base_height < max_height) 615 if (newheight && newheight - szHint.base_height < max_height)
775 { 616 {
776 szHint.height = height; 617 szHint.height = newheight;
777 TermWin.height = height - szHint.base_height; 618 height = newheight - szHint.base_height;
778 } 619 }
779 else 620 else
780 { 621 {
781 MIN_IT (TermWin.height, max_height); 622 min_it (height, max_height);
782 szHint.height = szHint.base_height + TermWin.height; 623 szHint.height = szHint.base_height + height;
783 } 624 }
784 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
785 window_sb_x = szHint.width - sb_w;
786 625
787 if (recalc_x) 626 if (recalc_x)
788 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 627 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
789 - szHint.width - 2 * TermWin.ext_bwidth); 628
790 if (recalc_y) 629 if (recalc_y)
791 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 630 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
792 - szHint.height - 2 * TermWin.ext_bwidth);
793 631
794 TermWin.ncol = TermWin.width / TermWin.fwidth; 632 ncol = width / fwidth;
795 TermWin.nrow = TermWin.height / TermWin.fheight; 633 nrow = height / fheight;
796 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
797 TermWin.ncol, TermWin.nrow, szHint.width,
798 szHint.height));
799 return;
800} 634}
801 635
802/*----------------------------------------------------------------------*/ 636/*----------------------------------------------------------------------*/
803/* 637/*
804 * Tell the teletype handler what size the window is. 638 * Tell the teletype handler what size the window is.
805 * Called after a window size change. 639 * Called after a window size change.
806 */ 640 */
807void 641void
808rxvt_term::tt_winch () 642rxvt_term::tt_winch ()
809{ 643{
644 if (pty->pty < 0)
645 return;
646
810 struct winsize ws; 647 struct winsize ws;
811 648
812 if (cmd_fd < 0)
813 return;
814
815 ws.ws_col = TermWin.ncol; 649 ws.ws_col = ncol;
816 ws.ws_row = TermWin.nrow; 650 ws.ws_row = nrow;
817 ws.ws_xpixel = ws.ws_ypixel = 0; 651 ws.ws_xpixel = width;
818#ifndef DEBUG_SIZE 652 ws.ws_ypixel = height;
819 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 653 ioctl (pty->pty, TIOCSWINSZ, &ws);
820#else 654
821 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 655#if 0
822 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 656 // TIOCSWINSZ is supposed to do this automatically and correctly
823# ifdef SIGWINCH
824 else if (cmd_pid) /* force through to the command */ 657 if (cmd_pid) /* force through to the command */
825 kill (cmd_pid, SIGWINCH); 658 kill (-cmd_pid, SIGWINCH);
826# endif
827#endif 659#endif
828} 660}
829 661
830/*----------------------------------------------------------------------*/ 662/*----------------------------------------------------------------------*/
831/* rxvt_change_font () - Switch to a new font */ 663/* set_fonts () - load and set the various fonts
832/* 664 *
833 * init = 1 - initialize 665 * init = 1 - initialize
834 * 666 *
835 * fontname == FONT_UP - switch to bigger font 667 * fontname == FONT_UP - switch to bigger font
836 * fontname == FONT_DN - switch to smaller font 668 * fontname == FONT_DN - switch to smaller font
837 */ 669 */
838bool 670bool
839rxvt_term::change_font (const char *fontname) 671rxvt_term::set_fonts ()
840{ 672{
841 if (fontname == FONT_UP)
842 {
843 // TODO
844 }
845 else if (fontname == FONT_DN)
846 {
847 // TODO
848 }
849 else
850 {
851 rxvt_fontset *fs = new rxvt_fontset (this); 673 rxvt_fontset *fs = new rxvt_fontset (this);
674 rxvt_fontprop prop;
852 675
853 if (fs && fs->populate (fontname ? fontname : "fixed")) 676 if (!fs
677 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
678 || !fs->realize_font (1))
679 {
680 delete fs;
681 return false;
682 }
683
684#if ENABLE_STYLES
685 for (int i = RS_styleCount; --i; )
686 if (fontset[i] != fontset[0])
687 delete fontset[i];
688#endif
689
690 delete fontset[0];
691 fontset[0] = fs;
692
693 prop = (*fs)[1]->properties ();
694 prop.height += lineSpace;
695 prop.width += letterSpace;
696
697 fs->set_prop (prop, false);
698
699 fwidth = prop.width;
700 fheight = prop.height;
701 fbase = prop.ascent;
702
703 for (int style = 1; style < 4; style++)
704 {
705#if ENABLE_STYLES
706 const char *res = rs[Rs_font + style];
707
708 if (res && !*res)
709 fontset[style] = fontset[0];
710 else
854 { 711 {
855 delete TermWin.fontset; 712 fontset[style] = fs = new rxvt_fontset (this);
856 TermWin.fontset = fs; 713 rxvt_fontprop prop2 = prop;
857 TermWin.fwidth = fs->base_font ()->width;
858 TermWin.fheight = fs->base_font ()->height;
859 TermWin.fbase = fs->base_font ()->ascent;
860 714
861 if (TermWin.parent[0]) 715 if (res)
862 { 716 {
863 resize_all_windows (0, 0, 0); 717 fs->populate (res);
864 scr_remap_chars (); 718 fs->set_prop (prop2, false);
865 scr_touch (true);
866 } 719 }
720 else
721 {
722 fs->populate (fontset[0]->fontdesc);
867 723
868 return true; 724 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
725 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
726
727 fs->set_prop (prop2, true);
728 }
729
869 } 730 }
731#else
732 fontset[style] = fontset[0];
733#endif
734 }
735
736 if (parent[0])
870 } 737 {
738 resize_all_windows (0, 0, 0);
739 scr_remap_chars ();
740 scr_touch (true);
741 }
871 742
872 return false; 743 return true;
873} 744}
874 745
875bool 746void
876rxvt_term::font_up_down (int n, int direction) 747rxvt_term::set_string_property (Atom prop, const char *str, int len)
877{ 748{
878 return false; 749 XChangeProperty (dpy, parent[0],
750 prop, XA_STRING, 8, PropModeReplace,
751 (const unsigned char *)str, len >= 0 ? len : strlen (str));
752}
753
754void
755rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
756{
757 wchar_t *ws = rxvt_mbstowcs (str, len);
758 char *s = rxvt_wcstoutf8 (ws);
759
760 XChangeProperty (dpy, parent[0],
761 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
762 (const unsigned char *)s, strlen (s));
763
764 free (s);
765 free (ws);
879} 766}
880 767
881/*----------------------------------------------------------------------*/ 768/*----------------------------------------------------------------------*/
882/*----------------------------------------------------------------------*/ 769/*----------------------------------------------------------------------*/
883/* xterm sequences - title, iconName, color (exptl) */ 770/* xterm sequences - title, iconName, color (exptl) */
884void 771void
885rxvt_term::set_title (const char *str) 772rxvt_term::set_title (const char *str)
886{ 773{
887#ifdef SMART_WINDOW_TITLE 774 set_string_property (XA_WM_NAME, str);
888 char *name; 775#if ENABLE_EWMH
889 776 set_utf8_property (xa[XA_NET_WM_NAME], str);
890 if (!XFetchName (display->display, TermWin.parent[0], &name))
891 name = NULL;
892
893 if (name == NULL || STRCMP (name, str))
894#endif
895 XStoreName (display->display, TermWin.parent[0], str);
896
897#ifdef SMART_WINDOW_TITLE
898 if (name)
899 XFree (name);
900#endif 777#endif
901} 778}
902 779
903void 780void
904rxvt_term::set_icon_name (const char *str) 781rxvt_term::set_icon_name (const char *str)
905{ 782{
906#ifdef SMART_WINDOW_TITLE 783 set_string_property (XA_WM_ICON_NAME, str);
907 char *name; 784#if ENABLE_EWMH
908 785 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
909 if (!XGetIconName (display->display, TermWin.parent[0], &name))
910 name = NULL;
911
912 if (name == NULL || STRCMP (name, str))
913#endif 786#endif
914 XSetIconName (display->display, TermWin.parent[0], str);
915
916#ifdef SMART_WINDOW_TITLE
917 if (name)
918 XFree (name);
919#endif
920} 787}
921 788
789void
790rxvt_term::set_window_color (int idx, const char *color)
791{
922#ifdef XTERM_COLOR_CHANGE 792#ifdef XTERM_COLOR_CHANGE
923void
924rxvt_term::set_window_color (int idx, const char *color)
925{
926 rxvt_color xcol; 793 rxvt_color xcol;
927 int i;
928 794
929 if (color == NULL || *color == '\0') 795 if (color == NULL || *color == '\0')
930 return; 796 return;
931 797
798 color = strdup (color);
799 allocated.push_back ((void *)color);
800 rs[Rs_color + idx] = color;
801
932 /* handle color aliases */ 802 /* handle color aliases */
933 if (isdigit (*color)) 803 if (isdigit (*color))
934 { 804 {
935 i = atoi (color); 805 int i = atoi (color);
806
936 if (i >= 8 && i <= 15) 807 if (i >= 8 && i <= 15)
808 {
937 { /* bright colors */ 809 /* bright colors */
938 i -= 8;
939# ifndef NO_BRIGHTCOLOR
940 PixColors[idx] = PixColors[minBrightCOLOR + i]; 810 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
941 SET_PIXCOLOR (idx);
942 goto Done; 811 goto done;
943# endif
944
945 } 812 }
813
946 if (i >= 0 && i <= 7) 814 if (i >= 0 && i <= 7)
815 {
947 { /* normal colors */ 816 /* normal colors */
948 PixColors[idx] = PixColors[minCOLOR + i]; 817 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
949 SET_PIXCOLOR (idx);
950 goto Done; 818 goto done;
951 } 819 }
952 } 820 }
953 821
954 if (!rXParseAllocColor (& xcol, color)) 822 set_color (xcol, color);
955 return;
956
957 /* XStoreColor (display->display, XCMAP, XColor*); */
958 823
959 /* 824 /*
960 * FIXME: should free colors here, but no idea how to do it so instead, 825 * FIXME: should free colors here, but no idea how to do it so instead,
961 * so just keep gobbling up the colormap 826 * so just keep gobbling up the colormap
962 */ 827 */
963# if 0
964 for (i = Color_Black; i <= Color_White; i++)
965 if (PixColors[idx] == PixColors[i])
966 break;
967 if (i > Color_White)
968 {
969 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
970 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
971 DisplayPlanes (display->display, display->screen));
972 }
973# endif
974 828
975 PixColors[idx] = xcol; 829 pix_colors_focused[idx] = xcol;
976 SET_PIXCOLOR (idx);
977 830
978 /* XSetWindowAttributes attr; */
979 /* Cursor cursor; */
980Done: 831done:
981 if (idx == Color_bg && ! (Options & Opt_transparent))
982 XSetWindowBackground (display->display, TermWin.vt,
983 PixColors[Color_bg]);
984
985 /* handle Color_BD, scrollbar background, etc. */ 832 /*TODO: handle Color_BD, scrollbar background, etc. */
986 833
987 set_colorfgbg (); 834 update_fade_color (idx);
988 recolour_cursor (); 835 recolour_cursor ();
989 scr_touch (true); 836 scr_recolour ();
837#endif /* XTERM_COLOR_CHANGE */
990} 838}
991
992#else
993# define set_window_color (idx,color) ((void)0)
994#endif /* XTERM_COLOR_CHANGE */
995 839
996void 840void
997rxvt_term::recolour_cursor () 841rxvt_term::recolour_cursor ()
998{ 842{
999 XColor xcol[2]; 843 XColor fg, bg;
1000 844
1001 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg]; 845 (ISSET_PIXCOLOR (Color_pointer_fg)
1002 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg]; 846 ? pix_colors_focused[Color_pointer_fg]
1003 XQueryColors (display->display, XCMAP, xcol, 2); 847 : pix_colors_focused[Color_fg]).get (fg);
1004 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1); 848
849 (ISSET_PIXCOLOR (Color_pointer_bg)
850 ? pix_colors_focused[Color_pointer_bg]
851 : pix_colors_focused[Color_bg]).get (bg);
852
853 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1005} 854}
1006 855
1007/*----------------------------------------------------------------------*/ 856/*----------------------------------------------------------------------*/
1008/* 857/*
1009 * find if fg/bg matches any of the normal (low-intensity) colors 858 * find if fg/bg matches any of the normal (low-intensity) colors
1010 */ 859 */
1011void 860void
1012rxvt_term::set_colorfgbg () 861rxvt_term::set_colorfgbg ()
1013{ 862{
1014 unsigned int i; 863 unsigned int i;
1015 const char *xpmb = "\0"; 864 const char *xpmb = "";
1016 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 865 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1017 866
1018 env_colorfgbg =
1019 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1020 STRCPY (fstr, "default"); 867 strcpy (fstr, "default");
1021 STRCPY (bstr, "default"); 868 strcpy (bstr, "default");
1022 for (i = Color_Black; i <= Color_White; i++) 869 for (i = Color_Black; i <= Color_White; i++)
1023 if (PixColors[Color_fg] == PixColors[i]) 870 if (pix_colors[Color_fg] == pix_colors[i])
1024 { 871 {
1025 sprintf (fstr, "%d", (i - Color_Black)); 872 sprintf (fstr, "%d", (i - Color_Black));
1026 break; 873 break;
1027 } 874 }
875
1028 for (i = Color_Black; i <= Color_White; i++) 876 for (i = Color_Black; i <= Color_White; i++)
1029 if (PixColors[Color_bg] == PixColors[i]) 877 if (pix_colors[Color_bg] == pix_colors[i])
1030 { 878 {
1031 sprintf (bstr, "%d", (i - Color_Black)); 879 sprintf (bstr, "%d", (i - Color_Black));
1032#ifdef XPM_BACKGROUND 880#ifdef BG_IMAGE_FROM_FILE
1033 xpmb = "default;"; 881 xpmb = "default;";
1034#endif 882#endif
1035 break; 883 break;
1036 } 884 }
1037 885
1038 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 886 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1039
1040#ifndef NO_BRIGHTCOLOR
1041 colorfgbg = DEFAULT_RSTYLE;
1042 for (i = minCOLOR; i <= maxCOLOR; i++)
1043 {
1044 if (PixColors[Color_fg] == PixColors[i])
1045 colorfgbg = SET_FGCOLOR (colorfgbg, i);
1046 if (PixColors[Color_bg] == PixColors[i])
1047 colorfgbg = SET_BGCOLOR (colorfgbg, i);
1048 }
1049#endif
1050} 887}
1051 888
1052/*----------------------------------------------------------------------*/ 889/*----------------------------------------------------------------------*/
1053/*
1054 * Colour determination for low colour displays, routine from
1055 * Hans de Goede <hans@highrise.nl>
1056 */
1057 890
1058int 891bool
1059rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 892rxvt_term::set_color (rxvt_color &color, const char *name)
1060{ 893{
1061 if (!screen_in_out->set (display, colour)) 894 if (color.set (this, name))
1062 {
1063 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1064 return false;
1065 }
1066
1067 return true; 895 return true;
896
897 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
898 return false;
899}
900
901void
902rxvt_term::alias_color (int dst, int src)
903{
904 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1068} 905}
1069 906
1070/* -------------------------------------------------------------------- * 907/* -------------------------------------------------------------------- *
1071 * - WINDOW RESIZING - * 908 * - WINDOW RESIZING - *
1072 * -------------------------------------------------------------------- */ 909 * -------------------------------------------------------------------- */
1073void 910void
1074rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 911rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1075{ 912{
1076 int fix_screen; 913 int fix_screen;
914 int old_width = szHint.width;
915 int old_height = szHint.height;
1077 916
1078#ifdef SMART_RESIZE
1079 int old_width = szHint.width, old_height = szHint.height;
1080#endif
1081
1082 window_calc (width, height); 917 window_calc (newwidth, newheight);
918
919 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
920
921 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
922 if (set_hint)
923 {
924 szHint.flags &= ~(PBaseSize | PResizeInc);
1083 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 925 XSetWMNormalHints (dpy, parent[0], &szHint);
926 szHint.flags |= PBaseSize | PResizeInc;
927 }
928
1084 if (!ignoreparent) 929 if (!ignoreparent)
1085 { 930 {
1086#ifdef SMART_RESIZE 931#ifdef SMART_RESIZE
1087 /* 932 /*
1088 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 933 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
1091 int x, y, x1, y1; 936 int x, y, x1, y1;
1092 int dx, dy; 937 int dx, dy;
1093 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 938 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1094 Window unused_cr; 939 Window unused_cr;
1095 940
1096 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 941 XTranslateCoordinates (dpy, parent[0], display->root,
1097 0, 0, &x, &y, &unused_cr); 942 0, 0, &x, &y, &unused_cr);
1098 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 943 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1099 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 944 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1100 /* 945 /*
1101 * if display->root isn't the parent window, a WM will probably have offset 946 * if display->root isn't the parent window, a WM will probably have offset
1102 * our position for handles and decorations. Counter it 947 * our position for handles and decorations. Counter it
1103 */ 948 */
… …
1105 { 950 {
1106 x -= x1; 951 x -= x1;
1107 y -= y1; 952 y -= y1;
1108 } 953 }
1109 954
1110 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 955 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1111 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 956 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1112 dx = old_width - szHint.width; 957 dx = old_width - szHint.width;
1113 dy = old_height - szHint.height; 958 dy = old_height - szHint.height;
1114 959
1115 /* Check position of the center of the window */ 960 /* Check position of the center of the window */
1116 if (x < x1) /* left half */ 961 if (x < x1) /* left half */
1117 dx = 0; 962 dx = 0;
… …
1120 if (y < y1) /* top half */ 965 if (y < y1) /* top half */
1121 dy = 0; 966 dy = 0;
1122 else if (y == y1) /* exact center */ 967 else if (y == y1) /* exact center */
1123 dy /= 2; 968 dy /= 2;
1124 969
1125 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 970 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1126 szHint.width, szHint.height); 971 szHint.width, szHint.height);
1127#else 972#else
1128 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 973 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1129 szHint.height);
1130#endif 974#endif
1131
1132 } 975 }
1133 976
1134 fix_screen = (TermWin.ncol != prev_ncol 977 if (set_hint)
1135 || TermWin.nrow != prev_nrow); 978 XSetWMNormalHints (dpy, parent[0], &szHint);
1136 979
980 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
981
1137 if (fix_screen || width != old_width || height != old_height) 982 if (fix_screen || newwidth != old_width || newheight != old_height)
1138 { 983 {
1139 if (scrollbar_visible ()) 984 if (scrollBar.state)
1140 { 985 scrollBar.resize ();
1141 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1142 0, scrollbar_TotalWidth (), szHint.height);
1143 resize_scrollbar ();
1144 }
1145 986
1146 if (menubar_visible ()) 987 XMoveResizeWindow (dpy, vt,
1147 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 988 window_vt_x, window_vt_y,
1148 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1149
1150 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1151 window_vt_y, TermWin_TotalWidth (),
1152 TermWin_TotalHeight ()); 989 width, height);
1153 scr_clear (height != old_height);
1154#ifdef XPM_BACKGROUND
1155 resize_pixmap ();
1156#endif
1157 990
991#ifdef HAVE_BG_PIXMAP
992 if (bgPixmap.window_size_sensitive ())
993 update_background ();
994#endif
1158 } 995 }
1159 996
1160 if (fix_screen || old_height == 0) 997 if (fix_screen || old_height == 0)
1161 {
1162 int curr_screen = -1;
1163 int old_ncol = prev_ncol;
1164
1165 /* scr_reset only works on the primary screen */
1166 if (old_height) /* this is not the first time through */
1167 {
1168 unsigned int ncol = TermWin.ncol;
1169 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1170 curr_screen = scr_change_screen (PRIMARY);
1171 TermWin.ncol = ncol;
1172 }
1173
1174 scr_reset (); 998 scr_reset ();
1175 999
1176 if (curr_screen >= 0) /* this is not the first time through */ 1000#ifdef HAVE_BG_PIXMAP
1177 { 1001// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1178 scr_change_screen (curr_screen); 1002// if (bgPixmap.pixmap)
1179 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1003// scr_touch (false);
1180 } 1004#endif
1181 }
1182
1183 old_width = szHint.width;
1184 old_height = szHint.height;
1185 1005
1186#ifdef USE_XIM 1006#ifdef USE_XIM
1187 IMSetStatusPosition (); 1007 IMSetPosition ();
1188#endif 1008#endif
1189} 1009}
1190 1010
1191/* 1011/*
1192 * Set the width/height of the vt window in characters. Units are pixels. 1012 * Set the width/height of the vt window in characters. Units are pixels.
1193 * good for toggling 80/132 columns 1013 * good for toggling 80/132 columns
1194 */ 1014 */
1195void 1015void
1196rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1016rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1197{ 1017{
1198 XWindowAttributes wattr; 1018 XWindowAttributes wattr;
1199 1019
1200 if (width == 0 || height == 0) 1020 if (newwidth == 0 || newheight == 0)
1201 { 1021 {
1202 XGetWindowAttributes (display->display, display->root, &wattr); 1022 XGetWindowAttributes (dpy, display->root, &wattr);
1023
1203 if (width == 0) 1024 if (newwidth == 0)
1204 width = wattr.width - szHint.base_width; 1025 newwidth = wattr.width - szHint.base_width;
1205 if (height == 0) 1026 if (newheight == 0)
1206 height = wattr.height - szHint.base_height; 1027 newheight = wattr.height - szHint.base_height;
1207 }
1208 if (width != TermWin.width || height != TermWin.height)
1209 { 1028 }
1029
1030 if (newwidth != width || newheight != height)
1031 {
1210 width += szHint.base_width; 1032 newwidth += szHint.base_width;
1211 height += szHint.base_height; 1033 newheight += szHint.base_height;
1212 resize_all_windows (width, height, 0); 1034 resize_all_windows (newwidth, newheight, 0);
1213 } 1035 }
1214} 1036}
1215 1037
1216/* -------------------------------------------------------------------- * 1038/* -------------------------------------------------------------------- *
1217 * - X INPUT METHOD ROUTINES - * 1039 * - X INPUT METHOD ROUTINES - *
1218 * -------------------------------------------------------------------- */ 1040 * -------------------------------------------------------------------- */
1219#ifdef USE_XIM 1041#ifdef USE_XIM
1220 1042
1221void 1043void
1044rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1045{
1046 fg = pix_colors [Color_fg];
1047 bg = pix_colors [Color_bg];
1048}
1049
1050void
1222rxvt_term::im_set_size (XRectangle *size) 1051rxvt_term::im_set_size (XRectangle &size)
1223{ 1052{
1224 size->x = TermWin.int_bwidth; 1053 // the int_bwidth terms make no sense to me
1225 size->y = TermWin.int_bwidth; 1054 size.x = int_bwidth;
1226 size->width = Width2Pixel (TermWin.ncol); 1055 size.y = int_bwidth;
1227 size->height = Height2Pixel (TermWin.nrow); 1056 size.width = Width2Pixel (ncol) + int_bwidth;
1057 size.height = Height2Pixel (nrow) + int_bwidth;
1228} 1058}
1229 1059
1230void 1060void
1231rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1061rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1062 XRectangle &status_rect,
1063 const XRectangle &needed_rect)
1232{ 1064{
1233 *fg = PixColors[Color_fg]; 1065 preedit_rect.x = needed_rect.width;
1234 *bg = PixColors[Color_bg]; 1066 preedit_rect.y = 0;
1067 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1068 preedit_rect.height = fheight;
1069
1070 status_rect.x = 0;
1071 status_rect.y = 0;
1072 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1073 status_rect.height = fheight;
1235} 1074}
1236 1075
1237/* Checking whether input method is running. */ 1076/* Checking whether input method is running. */
1238bool 1077bool
1239rxvt_term::IMisRunning () 1078rxvt_term::IMisRunning ()
1240{ 1079{
1241 char *p; 1080 Atom atom;
1242 Atom atom; 1081 Window win;
1243 Window win;
1244 char server[IMBUFSIZ]; 1082 char server[IMBUFSIZ];
1245 1083
1246 /* get current locale modifier */ 1084 /* get current locale modifier */
1247 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1085 if (char *p = XSetLocaleModifiers (0))
1248 { 1086 {
1249 STRCPY (server, "@server="); 1087 strcpy (server, "@server=");
1250 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1088 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1089
1251 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1090 if (p = strchr (server + 1, '@')) /* first one only */
1252 *p = '\0'; 1091 *p = '\0';
1253 1092
1254 atom = XInternAtom (display->display, server, False); 1093 atom = XInternAtom (dpy, server, False);
1255 win = XGetSelectionOwner (display->display, atom); 1094 win = XGetSelectionOwner (dpy, atom);
1095
1256 if (win != None) 1096 if (win != None)
1257 return True; 1097 return True;
1258 } 1098 }
1099
1259 return False; 1100 return False;
1260} 1101}
1261 1102
1262void 1103void
1263rxvt_term::IMSendSpot () 1104rxvt_term::IMSendSpot ()
1264{ 1105{
1265 XPoint spot; 1106 XPoint nspot;
1266 XVaNestedList preedit_attr; 1107 XVaNestedList preedit_attr;
1267 1108
1268 if (Input_Context == NULL 1109 if (!Input_Context
1269 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1110 || !focus
1270 || ! (event_type == KeyPress 1111 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1271 || event_type == Expose
1272 || event_type == NoExpose
1273 || event_type == SelectionNotify
1274 || event_type == ButtonRelease || event_type == FocusIn)
1275 || !IMisRunning ())
1276 return; 1112 return;
1277 1113
1278 im_set_position (&spot); 1114 im_set_position (nspot);
1115
1116 if (nspot.x == spot.x && nspot.y == spot.y)
1117 return;
1118
1119 spot = nspot;
1279 1120
1280 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1121 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1281 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1122 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1282 XFree (preedit_attr); 1123 XFree (preedit_attr);
1283} 1124}
1284 1125
1285void 1126void
1286rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1287 XRectangle * needed_rect)
1288{
1289 int mbh, vtx = 0;
1290
1291 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1292 vtx = scrollbar_TotalWidth ();
1293
1294 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1295 mbh -= TermWin.lineSpace;
1296
1297 preedit_rect->x = needed_rect->width + vtx;
1298 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1299
1300 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1301 preedit_rect->height = Height2Pixel (1);
1302
1303 status_rect->x = vtx;
1304 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1305
1306 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1307 status_rect->height = Height2Pixel (1);
1308}
1309
1310void
1311rxvt_term::im_destroy () 1127rxvt_term::im_destroy ()
1312{ 1128{
1313 if (Input_Context)
1314 {
1315 XDestroyIC (Input_Context);
1316 Input_Context = NULL;
1317 }
1318
1319 if (input_method) 1129 if (input_method)
1320 { 1130 {
1131 if (Input_Context && input_method->xim)
1132 XDestroyIC (Input_Context);
1133
1321 display->put_xim (input_method); 1134 display->put_xim (input_method);
1322 input_method = 0; 1135 input_method = 0;
1323 } 1136 }
1137
1138 Input_Context = 0;
1324} 1139}
1140
1141#ifdef ENABLE_XIM_ONTHESPOT
1142
1143static void
1144xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1145{
1146 ((rxvt_term *)client_data)->make_current ();
1147 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1148}
1149
1150static void
1151xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1152{
1153 ((rxvt_term *)client_data)->make_current ();
1154 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1155}
1156
1157static void
1158xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1159{
1160 rxvt_term *term = (rxvt_term *)client_data;
1161 XIMText *text = call_data->text;
1162
1163 term->make_current ();
1164
1165 if (text)
1166 {
1167 wchar_t *str;
1168
1169 if (!text->encoding_is_wchar && text->string.multi_byte)
1170 {
1171 // of course, X makes it ugly again
1172 if (term->rs[Rs_imLocale])
1173 SET_LOCALE (term->rs[Rs_imLocale]);
1174
1175 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1176 mbstowcs (str, text->string.multi_byte, text->length + 1);
1177
1178 if (term->rs[Rs_imLocale])
1179 SET_LOCALE (term->locale);
1180 }
1181 else
1182 str = text->string.wide_char;
1183
1184 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1185 DT_INT, call_data->caret,
1186 DT_INT, call_data->chg_first,
1187 DT_INT, call_data->chg_length,
1188 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1189 DT_WCS_LEN, str, str ? (int)text->length : 0,
1190 DT_END));
1191 }
1192 else
1193 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1194 DT_INT, call_data->caret,
1195 DT_INT, call_data->chg_first,
1196 DT_INT, call_data->chg_length,
1197 DT_END));
1198}
1199
1200#if 0
1201static void
1202xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1203{
1204 ((rxvt_term *)client_data)->make_current ();
1205 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1206 DT_INT, call_data->position,
1207 DT_INT, call_data->direction,
1208 DT_INT, call_data->style,
1209 DT_END));
1210}
1211#endif
1212
1213#endif
1325 1214
1326/* 1215/*
1327 * Try to open a XIM with the current modifiers, then see if we can 1216 * Try to open a XIM with the current modifiers, then see if we can
1328 * open a suitable preedit type 1217 * open a suitable preedit type
1329 */ 1218 */
1330bool 1219bool
1331rxvt_term::IM_get_IC (const char *modifiers) 1220rxvt_term::IM_get_IC (const char *modifiers)
1332{ 1221{
1333 int i, j, found; 1222 int i, j, found;
1334 XIM xim; 1223 XIM xim;
1335 XPoint spot; 1224 XPoint spot;
1336 XRectangle rect, status_rect, needed_rect; 1225 XRectangle rect, status_rect, needed_rect;
1337 unsigned long fg, bg; 1226 unsigned long fg, bg;
1338 const char *p; 1227 const char *p;
1339 char **s; 1228 char **s;
1340 XIMStyles *xim_styles; 1229 XIMStyles *xim_styles;
1341 XVaNestedList preedit_attr, status_attr; 1230#ifdef ENABLE_XIM_ONTHESPOT
1231 XIMCallback xcb[4];
1232#endif
1233
1234 set_environ (envv);
1342 1235
1343 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1236 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1344 return false; 1237 return false;
1345 1238
1346 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1347 input_method = display->get_xim (locale, modifiers); 1239 input_method = display->get_xim (locale, modifiers);
1348 if (input_method == NULL) 1240 if (input_method == NULL)
1349 return false; 1241 return false;
1350 1242
1351 xim = input_method->xim; 1243 xim = input_method->xim;
1244 spot.x = spot.y = -1;
1352 1245
1353 xim_styles = NULL; 1246 xim_styles = NULL;
1354 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1247 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1355 || !xim_styles || !xim_styles->count_styles) 1248 || !xim_styles || !xim_styles->count_styles)
1356 { 1249 {
1357 display->put_xim (input_method); 1250 im_destroy ();
1358 return false; 1251 return false;
1359 } 1252 }
1360 1253
1361 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1254 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1255
1256 for (int pi = 0; pi < 2; pi++)
1257 {
1258 p = pet[pi];
1259
1260 if (!p)
1261 continue;
1262
1362 s = rxvt_splitcommastring (p); 1263 s = rxvt_splitcommastring (p);
1264
1363 for (i = found = 0; !found && s[i]; i++) 1265 for (i = found = 0; !found && s[i]; i++)
1364 { 1266 {
1365 if (!STRCMP (s[i], "OverTheSpot")) 1267 if (!strcmp (s[i], "OverTheSpot"))
1366 input_style = (XIMPreeditPosition | XIMStatusNothing); 1268 input_style = XIMPreeditPosition | XIMStatusNothing;
1367 else if (!STRCMP (s[i], "OffTheSpot")) 1269 else if (!strcmp (s[i], "OffTheSpot"))
1368 input_style = (XIMPreeditArea | XIMStatusArea); 1270 input_style = XIMPreeditArea | XIMStatusArea;
1369 else if (!STRCMP (s[i], "Root")) 1271 else if (!strcmp (s[i], "Root"))
1370 input_style = (XIMPreeditNothing | XIMStatusNothing); 1272 input_style = XIMPreeditNothing | XIMStatusNothing;
1273 else if (!strcmp (s[i], "None"))
1274 input_style = XIMPreeditNone | XIMStatusNone;
1275#ifdef ENABLE_XIM_ONTHESPOT
1276 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1277 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1278#endif
1279 else
1280 input_style = XIMPreeditNothing | XIMStatusNothing;
1371 1281
1372 for (j = 0; j < xim_styles->count_styles; j++) 1282 for (j = 0; j < xim_styles->count_styles; j++)
1373 if (input_style == xim_styles->supported_styles[j]) 1283 if (input_style == xim_styles->supported_styles[j])
1374 { 1284 {
1285 rxvt_freecommastring (s);
1286
1375 found = 1; 1287 found = 1;
1376 break; 1288 goto foundpet;
1289 }
1290
1377 } 1291 }
1378 }
1379 1292
1380 for (i = 0; s[i]; i++) 1293 rxvt_freecommastring (s);
1381 free (s[i]); 1294 }
1382 1295
1383 free (s); 1296foundpet:
1297
1384 XFree (xim_styles); 1298 XFree (xim_styles);
1385 1299
1386 if (!found) 1300 if (!found)
1387 { 1301 {
1388 display->put_xim (input_method); 1302 im_destroy ();
1389 return false; 1303 return false;
1390 } 1304 }
1391 1305
1392 preedit_attr = status_attr = NULL; 1306 XFontSet fs = 0;
1307 XVaNestedList preedit_attr = 0, status_attr = 0;
1308
1309 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1310 {
1311 // fake us a font-set, please
1312 char **missing_charset_list;
1313 int missing_charset_count;
1314 char *def_string;
1315 char pat[512];
1316
1317 sprintf (pat,
1318 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1319 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1320 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1321 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1322 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1323 "*",
1324 fheight,
1325 fheight + 1, fheight - 1,
1326 fheight - 2, fheight + 2);
1327
1328 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1329 &missing_charset_list, &missing_charset_count, &def_string);
1330
1331 if (missing_charset_list)
1332 XFreeStringList (missing_charset_list);
1333
1334 if (!fs)
1335 {
1336 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1337 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1338 }
1339 }
1393 1340
1394 if (input_style & XIMPreeditPosition) 1341 if (input_style & XIMPreeditPosition)
1395 { 1342 {
1396 im_set_size (&rect); 1343 im_set_size (rect);
1397 im_set_position (&spot); 1344 im_set_position (spot);
1398 im_set_color (&fg, &bg); 1345 im_set_color (fg, bg);
1399 1346
1400 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1347 preedit_attr = XVaCreateNestedList (0,
1348 XNForeground, fg,
1349 XNBackground, bg,
1350 XNArea, &rect,
1401 XNSpotLocation, &spot, 1351 XNSpotLocation, &spot,
1402 XNForeground, fg, XNBackground, bg,
1403 //XNFontSet, TermWin.fontset, 1352 XNFontSet, fs,
1404 NULL); 1353 NULL);
1405 } 1354 }
1406 else if (input_style & XIMPreeditArea) 1355 else if (input_style & XIMPreeditArea)
1407 { 1356 {
1408 im_set_color (&fg, &bg); 1357 im_set_color (fg, bg);
1409 1358
1410 /* 1359 /*
1411 * The necessary width of preedit area is unknown 1360 * The necessary width of preedit area is unknown
1412 * until create input context. 1361 * until create input context.
1413 */ 1362 */
1414 needed_rect.width = 0; 1363 needed_rect.width = 0;
1415
1416 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1364 im_set_preedit_area (rect, status_rect, needed_rect);
1417 1365
1418 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1366 preedit_attr = XVaCreateNestedList (0,
1367 XNForeground, fg,
1419 XNForeground, fg, XNBackground, bg, 1368 XNBackground, bg,
1369 XNArea, &rect,
1370 XNFontSet, fs,
1371 NULL);
1372 status_attr = XVaCreateNestedList (0,
1373 XNForeground, fg,
1374 XNBackground, bg,
1375 XNArea, &status_rect,
1420 //XNFontSet, TermWin.fontset, 1376 XNFontSet, fs,
1421 NULL); 1377 NULL);
1422 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1378 }
1423 XNForeground, fg, XNBackground, bg, 1379#if ENABLE_XIM_ONTHESPOT
1424 //XNFontSet, TermWin.fontset, 1380 else if (input_style & XIMPreeditCallbacks)
1381 {
1382 im_set_position (spot);
1383
1384 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1385 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1386 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1387# if 0
1388 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1389# endif
1390
1391 preedit_attr = XVaCreateNestedList (0,
1392 XNSpotLocation, &spot,
1393 XNPreeditStartCallback, &xcb[0],
1394 XNPreeditDoneCallback , &xcb[1],
1395 XNPreeditDrawCallback , &xcb[2],
1396# if 0
1397 XNPreeditCaretCallback, &xcb[3],
1398# endif
1425 NULL); 1399 NULL);
1426 } 1400 }
1401#endif
1427 1402
1428 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1403 Input_Context = XCreateIC (xim,
1404 XNInputStyle, input_style,
1429 XNClientWindow, TermWin.parent[0], 1405 XNClientWindow, vt,
1430 XNFocusWindow, TermWin.parent[0], 1406 XNFocusWindow, parent[0],
1431 preedit_attr ? XNPreeditAttributes : NULL, 1407 preedit_attr ? XNPreeditAttributes : NULL,
1432 preedit_attr, 1408 preedit_attr,
1433 status_attr ? XNStatusAttributes : NULL, 1409 status_attr ? XNStatusAttributes : NULL,
1434 status_attr, NULL); 1410 status_attr, NULL);
1411
1435 if (preedit_attr) XFree (preedit_attr); 1412 if (preedit_attr) XFree (preedit_attr);
1436 if (status_attr) XFree (status_attr); 1413 if (status_attr) XFree (status_attr);
1414 if (fs) XFreeFontSet (dpy, fs);
1437 1415
1438 if (Input_Context == NULL) 1416 if (Input_Context == NULL)
1439 { 1417 {
1440 rxvt_warn ("failed to create input context, continuing without XIM.\n"); 1418 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441 display->put_xim (input_method); 1419 im_destroy ();
1442 return false; 1420 return false;
1443 } 1421 }
1444 1422
1445 if (input_style & XIMPreeditArea) 1423#if 0
1424 // unfortunately, only the focus window is used by XIM, hard to fix
1425 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1426 vt_select_input ();
1427#endif
1428
1446 IMSetStatusPosition (); 1429 IMSetPosition ();
1447 1430
1448 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1449 return true; 1431 return true;
1450} 1432}
1451 1433
1452void 1434void
1453rxvt_term::im_cb () 1435rxvt_term::im_cb ()
1454{ 1436{
1455 int i, found, had_im; 1437 int i;
1456 const char *p; 1438 const char *p;
1457 char **s; 1439 char **s;
1458 char buf[IMBUFSIZ]; 1440 char buf[IMBUFSIZ];
1459 1441
1442 make_current ();
1443
1460 im_destroy (); 1444 im_destroy ();
1461 1445
1462 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463 if (Input_Context) 1446 if (Input_Context)
1464 return; 1447 return;
1465 1448
1466#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1449#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467 if (rs[Rs_imLocale]) 1450 if (rs[Rs_imLocale])
… …
1472 if (p && *p) 1455 if (p && *p)
1473 { 1456 {
1474 bool found = false; 1457 bool found = false;
1475 1458
1476 s = rxvt_splitcommastring (p); 1459 s = rxvt_splitcommastring (p);
1460
1477 for (i = 0; s[i]; i++) 1461 for (i = 0; s[i]; i++)
1478 { 1462 {
1479 if (*s[i]) 1463 if (*s[i])
1480 { 1464 {
1481 STRCPY (buf, "@im="); 1465 strcpy (buf, "@im=");
1482 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1466 strncat (buf, s[i], IMBUFSIZ - 5);
1483 if (IM_get_IC (buf)) 1467 if (IM_get_IC (buf))
1484 { 1468 {
1485 found = true; 1469 found = true;
1486 break; 1470 break;
1487 } 1471 }
1488 } 1472 }
1489 } 1473 }
1490 for (i = 0; s[i]; i++) 1474
1491 free (s[i]); 1475 rxvt_freecommastring (s);
1492 free (s);
1493 1476
1494 if (found) 1477 if (found)
1495 goto done; 1478 goto done;
1496 } 1479 }
1497 1480
… …
1509 SET_LOCALE (locale); 1492 SET_LOCALE (locale);
1510#endif 1493#endif
1511} 1494}
1512 1495
1513void 1496void
1514rxvt_term::IMSetStatusPosition () 1497rxvt_term::IMSetPosition ()
1515{ 1498{
1516 XRectangle preedit_rect, status_rect, *needed_rect; 1499 XRectangle preedit_rect, status_rect, *needed_rect;
1517 XVaNestedList preedit_attr, status_attr; 1500 XVaNestedList preedit_attr, status_attr;
1518 1501
1519 if (Input_Context == NULL 1502 if (!Input_Context
1520 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1503 || !focus
1504 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1521 || !IMisRunning ()) 1505 || !IMisRunning ())
1522 return; 1506 return;
1523 1507
1508 if (input_style & XIMPreeditPosition)
1509 {
1510 im_set_size (preedit_rect);
1511 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1512
1513 XSetICValues (Input_Context,
1514 XNPreeditAttributes, preedit_attr, NULL);
1515 }
1516 else
1517 {
1524 /* Getting the necessary width of preedit area */ 1518 /* Getting the necessary width of preedit area */
1525 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1519 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1520 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527 XFree (status_attr); 1521 XFree (status_attr);
1528 1522
1529 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1523 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1524 XFree (needed_rect);
1530 1525
1531 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1526 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1532 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1527 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1533 1528
1534 XSetICValues (Input_Context, 1529 XSetICValues (Input_Context,
1535 XNPreeditAttributes, preedit_attr, 1530 XNPreeditAttributes, preedit_attr,
1536 XNStatusAttributes, status_attr, NULL); 1531 XNStatusAttributes, status_attr,
1532 NULL);
1537 1533
1534 XFree (status_attr);
1535 }
1536
1538 XFree (preedit_attr); 1537 XFree (preedit_attr);
1539 XFree (status_attr);
1540} 1538}
1541#endif /* USE_XIM */ 1539#endif /* USE_XIM */
1542 1540
1543/*----------------------------------------------------------------------*/ 1541void
1544rxvt_t rxvt_current_term; 1542rxvt_term::get_window_origin (int &x, int &y)
1543{
1544 Window cr;
1545 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1546/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1547}
1548
1549Pixmap
1550rxvt_term::get_pixmap_property (int prop_id)
1551{
1552 if (prop_id > 0 && prop_id < NUM_XA)
1553 if (xa[prop_id])
1554 {
1555 int aformat;
1556 unsigned long nitems, bytes_after;
1557 Atom atype;
1558 unsigned char *prop = NULL;
1559 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1560 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1561 &nitems, &bytes_after, &prop);
1562 if (result == Success && prop && atype == XA_PIXMAP)
1563 return *(Pixmap *)prop;
1564 }
1565
1566 return None;
1567}
1568
1569#ifdef HAVE_BG_PIXMAP
1570# if TRACE_PIXMAPS
1571# undef update_background
1572void
1573rxvt_term::trace_update_background (const char *file, int line)
1574{
1575 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1576 update_background ();
1577}
1578# endif
1579
1580void
1581rxvt_term::update_background ()
1582{
1583 if (update_background_ev.is_active ())
1584 return;
1585
1586 bgPixmap.invalidate ();
1587
1588 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1589
1590 if (to_wait <= 0.)
1591 bgPixmap.render ();
1592 else
1593 update_background_ev.start (to_wait);
1594}
1595
1596void
1597rxvt_term::update_background_cb (ev::timer &w, int revents)
1598{
1599 make_current ();
1600
1601 update_background_ev.stop ();
1602 bgPixmap.render ();
1603 refresh_check ();
1604}
1605
1606#endif /* HAVE_BG_PIXMAP */
1545 1607
1546/*----------------------- end-of-file (C source) -----------------------*/ 1608/*----------------------- end-of-file (C source) -----------------------*/

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