[ViewVC] Diff of: cvs/rxvt-unicode/src/main.C

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.186 by root, Tue Jan 17 15:41:33 2006 UTC vs.
Revision 1.226 by root, Thu Jul 6 23:48:11 2006 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>
46		46
47	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
48	# include <termios.h>	48	# include <termios.h>
49	#endif	49	#endif
50		50
51	#if (defined(HAVE_SETEUID) \|\| defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	51	vector<rxvt_term *> rxvt_term::termlist;
52	static uid_t saved_euid;	52
53	static gid_t saved_egid;	53	// used to tell global functions which terminal instance is "active"
54	#endif	54	rxvt_t rxvt_current_term;
		55
		56	static char curlocale[128], savelocale[128];
55		57
56	bool	58	bool
57	rxvt_tainted ()
58	{
59	#if (defined(HAVE_SETEUID) \|\| defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
60	return getuid () != saved_euid \|\| getgid () != saved_egid;
61	#else
62	return false;
63	#endif
64	}
65
66	vector<rxvt_term *> rxvt_term::termlist;
67
68	static char curlocale[128], savelocale[128];
69
70	bool
71	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
72	{	60	{
73	if (!locale \|\| !strncmp (locale, curlocale, 128))	61	if (!locale \|\| !strncmp (locale, curlocale, 128))
74	return false;	62	return false;
75		63
76	strncpy (curlocale, locale, 128);	64	strncpy (curlocale, locale, 128);
77	setlocale (LC_CTYPE, curlocale);	65	setlocale (LC_CTYPE, curlocale);
78	return true;	66	return true;
79	}	67	}
80		68
81	void	69	void
82	rxvt_push_locale (const char *locale)	70	rxvt_push_locale (const char *locale) NOTHROW
83	{	71	{
84	strcpy (savelocale, curlocale);	72	strcpy (savelocale, curlocale);
85	rxvt_set_locale (locale);	73	rxvt_set_locale (locale);
86	}	74	}
87		75
88	void	76	void
89	rxvt_pop_locale ()	77	rxvt_pop_locale () NOTHROW
90	{	78	{
91	rxvt_set_locale (savelocale);	79	rxvt_set_locale (savelocale);
92	}	80	}
93		81
94	#if ENABLE_COMBINING	82	#if ENABLE_COMBINING
…		…
155	}	143	}
156	#endif	144	#endif
157		145
158	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
159	:	147	:
160	#if TRANSPARENT	148	#if TRANSPARENT \|\| ENABLE_PERL
161	rootwin_ev (this, &rxvt_term::rootwin_cb),	149	rootwin_ev (this, &rxvt_term::rootwin_cb),
162	#endif	150	#endif
163	#ifdef HAVE_SCROLLBARS	151	#ifdef HAVE_SCROLLBARS
164	scrollbar_ev (this, &rxvt_term::x_cb),	152	scrollbar_ev (this, &rxvt_term::x_cb),
165	#endif	153	#endif
…		…
182	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
183	#endif	171	#endif
184	#ifdef USE_XIM	172	#ifdef USE_XIM
185	im_ev (this, &rxvt_term::im_cb),	173	im_ev (this, &rxvt_term::im_cb),
186	#endif	174	#endif
		175	#ifndef NO_BELL
		176	bell_ev (this, &rxvt_term::bell_cb),
		177	#endif
187	termwin_ev (this, &rxvt_term::x_cb),	178	termwin_ev (this, &rxvt_term::x_cb),
188	vt_ev (this, &rxvt_term::x_cb),	179	vt_ev (this, &rxvt_term::x_cb),
		180	child_ev (this, &rxvt_term::child_cb),
189	check_ev (this, &rxvt_term::check_cb),	181	check_ev (this, &rxvt_term::check_cb),
190	flush_ev (this, &rxvt_term::flush_cb),	182	flush_ev (this, &rxvt_term::flush_cb),
191	destroy_ev (this, &rxvt_term::destroy_cb),	183	destroy_ev (this, &rxvt_term::destroy_cb),
192	pty_ev (this, &rxvt_term::pty_cb),	184	pty_ev (this, &rxvt_term::pty_cb),
193	incr_ev (this, &rxvt_term::incr_cb)	185	incr_ev (this, &rxvt_term::incr_cb)
…		…
196		188
197	termlist.push_back (this);	189	termlist.push_back (this);
198		190
199	#ifdef KEYSYM_RESOURCE	191	#ifdef KEYSYM_RESOURCE
200	keyboard = new keyboard_manager;	192	keyboard = new keyboard_manager;
201
202	if (!keyboard)
203	rxvt_fatal ("out of memory, aborting.\n");
204	#endif	193	#endif
205	}	194	}
206		195
207	// clean up the most important stuff, do not call x or free mem etc.	196	// clean up the most important stuff, do not call x or free mem etc.
208	// for use before an emergency exit	197	// for use before an emergency exit
209	void rxvt_term::emergency_cleanup ()	198	void rxvt_term::emergency_cleanup ()
210	{	199	{
211	if (cmd_pid)	200	if (cmd_pid)
212	kill (-cmd_pid, SIGHUP);	201	kill (-cmd_pid, SIGHUP);
213		202
		203	pty_ev.stop ();
214	delete pty; pty = 0;	204	delete pty; pty = 0;
215	}	205	}
216		206
217	rxvt_term::~rxvt_term ()	207	rxvt_term::~rxvt_term ()
218	{	208	{
219	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
220
221	termlist.erase (find (termlist.begin (), termlist.end(), this));	209	termlist.erase (find (termlist.begin (), termlist.end(), this));
222		210
223	emergency_cleanup ();	211	emergency_cleanup ();
224		212
225	#if ENABLE_STYLES	213	#if ENABLE_STYLES
…		…
229	#endif	217	#endif
230	delete fontset[0];	218	delete fontset[0];
231		219
232	if (display)	220	if (display)
233	{	221	{
234	dDisp;
235
236	selection_clear ();	222	selection_clear ();
237		223
238	#ifdef USE_XIM	224	#ifdef USE_XIM
239	im_destroy ();	225	im_destroy ();
240	#endif	226	#endif
241	#ifdef XTERM_SCROLLBAR	227	#ifdef XTERM_SCROLLBAR
242	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);	228	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
243	if (ShadowGC) XFreeGC (disp, ShadowGC);	229	if (ShadowGC) XFreeGC (dpy, ShadowGC);
244	#endif	230	#endif
245	#ifdef PLAIN_SCROLLBAR	231	#ifdef PLAIN_SCROLLBAR
246	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);	232	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
247	#endif	233	#endif
248	#ifdef NEXT_SCROLLBAR	234	#ifdef NEXT_SCROLLBAR
249	if (blackGC) XFreeGC (disp, blackGC);	235	if (blackGC) XFreeGC (dpy, blackGC);
250	if (whiteGC) XFreeGC (disp, whiteGC);	236	if (whiteGC) XFreeGC (dpy, whiteGC);
251	if (grayGC) XFreeGC (disp, grayGC);	237	if (grayGC) XFreeGC (dpy, grayGC);
252	if (darkGC) XFreeGC (disp, darkGC);	238	if (darkGC) XFreeGC (dpy, darkGC);
253	if (stippleGC) XFreeGC (disp, stippleGC);	239	if (stippleGC) XFreeGC (dpy, stippleGC);
254	if (dimple) XFreePixmap (disp, dimple);	240	if (dimple) XFreePixmap (dpy, dimple);
255	if (upArrow) XFreePixmap (disp, upArrow);	241	if (upArrow) XFreePixmap (dpy, upArrow);
256	if (downArrow) XFreePixmap (disp, downArrow);	242	if (downArrow) XFreePixmap (dpy, downArrow);
257	if (upArrowHi) XFreePixmap (disp, upArrowHi);	243	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
258	if (downArrowHi) XFreePixmap (disp, downArrowHi);	244	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
259	#endif	245	#endif
260	#ifdef RXVT_SCROLLBAR	246	#ifdef RXVT_SCROLLBAR
261	if (topShadowGC) XFreeGC (disp, topShadowGC);	247	if (topShadowGC) XFreeGC (dpy, topShadowGC);
262	if (botShadowGC) XFreeGC (disp, botShadowGC);	248	if (botShadowGC) XFreeGC (dpy, botShadowGC);
263	if (scrollbarGC) XFreeGC (disp, scrollbarGC);	249	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
264	#endif	250	#endif
265	if (gc) XFreeGC (disp, gc);	251	if (gc) XFreeGC (dpy, gc);
266		252
267	delete drawable;	253	delete drawable;
268	// destroy all windows	254	// destroy all windows
269	if (parent[0])	255	if (parent[0])
270	XDestroyWindow (disp, parent[0]);	256	XDestroyWindow (dpy, parent[0]);
271	}
272		257
273	// TODO: free pixcolours, colours should become part of rxvt_display	258	for (int i = 0; i < TOTAL_COLORS; i++)
		259	if (ISSET_PIXCOLOR (i))
		260	{
		261	pix_colors_focused [i].free (this);
		262	#if OFF_FOCUS_FADING
		263	pix_colors_unfocused [i].free (this);
		264	#endif
		265	}
		266
		267	clear ();
		268	}
		269
274	delete pix_colors_focused;	270	delete pix_colors_focused;
275	#if OFF_FOCUS_FADING	271	#if OFF_FOCUS_FADING
276	delete pix_colors_unfocused;	272	delete pix_colors_unfocused;
277	#endif	273	#endif
278		274
…		…
284	for (int i = 0; i < allocated.size (); i++)	280	for (int i = 0; i < allocated.size (); i++)
285	free (allocated [i]);	281	free (allocated [i]);
286		282
287	free (selection.text);	283	free (selection.text);
288	// TODO: manage env vars in child only(!)	284	// TODO: manage env vars in child only(!)
289	free (env_windowid);
290	free (env_display);	285	free (env_display);
291	free (env_term);	286	free (env_term);
292	free (env_colorfgbg);
293	free (locale);	287	free (locale);
294	free (v_buffer);	288	free (v_buffer);
295	free (incr_buf);	289	free (incr_buf);
296		290
297	delete envv;	291	delete envv;
…		…
300	#ifdef KEYSYM_RESOURCE	294	#ifdef KEYSYM_RESOURCE
301	delete keyboard;	295	delete keyboard;
302	#endif	296	#endif
303	}	297	}
304		298
		299	// child has exited, usually destroys
305	void	300	void
306	rxvt_term::child_exit ()	301	rxvt_term::child_cb (child_watcher &w, int status)
307	{	302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		304
308	cmd_pid = 0;	305	cmd_pid = 0;
309		306
310	if (!OPTION (Opt_hold))	307	if (!OPTION (Opt_hold))
311	destroy ();	308	destroy ();
312	}	309	}
…		…
315	rxvt_term::destroy ()	312	rxvt_term::destroy ()
316	{	313	{
317	if (destroy_ev.active)	314	if (destroy_ev.active)
318	return;	315	return;
319		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		318
320	#if ENABLE_OVERLAY	319	#if ENABLE_OVERLAY
321	scr_overlay_off ();	320	scr_overlay_off ();
322	#endif	321	#endif
323		322
324	if (display)	323	if (display)
…		…
327	im_ev.stop (display);	326	im_ev.stop (display);
328	#endif	327	#endif
329	#if HAVE_SCROLLBARS	328	#if HAVE_SCROLLBARS
330	scrollbar_ev.stop (display);	329	scrollbar_ev.stop (display);
331	#endif	330	#endif
332	#if TRANSPARENT	331	#if TRANSPARENT \|\| ENABLE_PERL
333	rootwin_ev.stop (display);	332	rootwin_ev.stop (display);
334	#endif	333	#endif
335	incr_ev.stop ();	334	incr_ev.stop ();
336	termwin_ev.stop (display);	335	termwin_ev.stop (display);
337	vt_ev.stop (display);	336	vt_ev.stop (display);
…		…
378	{	377	{
379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	378	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
380	(*t)->emergency_cleanup ();	379	(*t)->emergency_cleanup ();
381	}	380	}
382		381
383	#if ENABLE_FRILLS	382	#if !ENABLE_MINIMAL
384	static void	383	static void
385	print_x_error (Display dpy, XErrorEvent event)	384	print_x_error (Display dpy, XErrorEvent event)
386	{	385	{
387	char buffer[BUFSIZ];	386	char buffer[BUFSIZ];
388	char mesg[BUFSIZ];	387	char mesg[BUFSIZ];
…		…
436	GET_R->allowedxerror = event->error_code;	435	GET_R->allowedxerror = event->error_code;
437	else	436	else
438	{	437	{
439	// GET_R is most likely not the terminal which caused the error,	438	// GET_R is most likely not the terminal which caused the error,
440	// so just output the error and continue	439	// so just output the error and continue
441	#if ENABLE_FRILLS	440	#if ENABLE_MINIMAL
		441	old_xerror_handler (display, event);
		442	#else
442	print_x_error (display, event);	443	print_x_error (display, event);
443	#else
444	old_xerror_handler (display, event);
445	#endif	444	#endif
446	}	445	}
447		446
448	return 0;	447	return 0;
449	}	448	}
…		…
457	_exit (EXIT_FAILURE);	456	_exit (EXIT_FAILURE);
458	}	457	}
459		458
460	/----------------------------------------------------------------------/	459	/----------------------------------------------------------------------/
461	bool	460	bool
462	rxvt_term::init (int argc, const char const argv)	461	rxvt_term::init (int argc, const char const argv, stringvec *envv)
463	{	462	{
		463	this->envv = envv;
		464
464	SET_R (this);	465	SET_R (this);
465	set_locale ("");	466	set_locale ("");
466	set_environ (envv); // few things in X do not call setlocale :(	467	set_environ (envv); // few things in X do not call setlocale :(
467		468
468	if (!init_vars ())	469	if (!init_vars ())
…		…
479	#ifdef HAVE_SCROLLBARS	480	#ifdef HAVE_SCROLLBARS
480	if (OPTION (Opt_scrollBar))	481	if (OPTION (Opt_scrollBar))
481	scrollBar.setIdle (); /* set existence for size calculations */	482	scrollBar.setIdle (); /* set existence for size calculations */
482	#endif	483	#endif
483		484
484	#if ENABLE_PERL	485	pty = ptytty::create ();
485	if (!rs[Rs_perl_ext_1])
486	rs[Rs_perl_ext_1] = "default";
487
488	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
489	\|\| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
490	\|\| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
491	{
492	#if (defined(HAVE_SETEUID) \|\| defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
493	// ignore some perl-related arguments if some bozo installed us set[ug]id
494	if (rxvt_tainted ())
495	{
496	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
497	\|\| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
498	{
499	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
500	rs[Rs_perl_lib] = 0;
501	rs[Rs_perl_eval] = 0;
502	}
503	}
504	#endif
505	rxvt_perl.init (this);
506	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
507	}
508	#endif
509
510	pty = rxvt_new_ptytty ();
511		486
512	create_windows (argc, argv);	487	create_windows (argc, argv);
513		488
514	dDisp;
515
516	init_xlocale ();	489	init_xlocale ();
517		490
518	scr_reset (); // initialize screen	491	scr_reset (); // initialize screen
519		492
520	#if 0	493	#if 0
521	XSynchronize (disp, True);	494	XSynchronize (dpy, True);
522	#endif	495	#endif
523		496
524	#ifdef HAVE_SCROLLBARS	497	#ifdef HAVE_SCROLLBARS
525	if (OPTION (Opt_scrollBar))	498	if (OPTION (Opt_scrollBar))
526	resize_scrollbar (); /* create and map scrollbar */	499	resize_scrollbar (); /* create and map scrollbar */
527	#endif	500	#endif
528	#ifdef TRANSPARENT	501	#ifdef TRANSPARENT
529	if (OPTION (Opt_transparent))	502	if (OPTION (Opt_transparent))
530	{	503	{
531	XSelectInput (disp, display->root, PropertyChangeMask);	504	XSelectInput (dpy, display->root, PropertyChangeMask);
532	check_our_parents ();	505	check_our_parents ();
533	rootwin_ev.start (display, display->root);	506	rootwin_ev.start (display, display->root);
534	}	507	}
535	#endif	508	#endif
536		509	#if ENABLE_PERL
537	XMapWindow (disp, vt);	510	rootwin_ev.start (display, display->root);
538	XMapWindow (disp, parent[0]);	511	#endif
539		512
540	set_colorfgbg ();	513	set_colorfgbg ();
541		514
542	init_command (cmd_argv);	515	init_command (cmd_argv);
543		516
…		…
548		521
549	check_ev.start ();	522	check_ev.start ();
550		523
551	HOOK_INVOKE ((this, HOOK_START, DT_END));	524	HOOK_INVOKE ((this, HOOK_START, DT_END));
552		525
		526	#if ENABLE_XEMBED
		527	if (rs[Rs_embed])
		528	{
		529	long info[2] = { 0, XEMBED_MAPPED };
		530
		531	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		532	32, PropModeReplace, (unsigned char *)&info, 2);
		533	}
		534	#endif
		535
		536	XMapWindow (dpy, vt);
		537	XMapWindow (dpy, parent[0]);
		538
553	return true;	539	return true;
554	}	540	}
555		541
556	static struct sig_handlers	542	static struct sig_handlers
557	{	543	{
558	sig_watcher sw_chld, sw_term, sw_int;	544	sig_watcher sw_term, sw_int;
559		545
560	void sig_chld (sig_watcher &w)
561	{
562	// we are being called for every SIGCHLD, find the corresponding term
563	int pid;
564
565	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
566	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
567	if (pid == (*t)->cmd_pid)
568	{
569	(*t)->child_exit ();
570	break;
571	}
572	}
573
574	/*	546	/*
575	* Catch a fatal signal and tidy up before quitting	547	* Catch a fatal signal and tidy up before quitting
576	*/	548	*/
577	void	549	void
578	sig_term (sig_watcher &w)	550	sig_term (sig_watcher &w)
579	{	551	{
580	#ifdef DEBUG_CMD
581	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
582	#endif
583	rxvt_emergency_cleanup ();	552	rxvt_emergency_cleanup ();
584	signal (w.signum, SIG_DFL);	553	signal (w.signum, SIG_DFL);
585	kill (getpid (), w.signum);	554	kill (getpid (), w.signum);
586	}	555	}
587		556
588	sig_handlers ()	557	sig_handlers ()
589	: sw_chld (this, &sig_handlers::sig_chld),
590	sw_term (this, &sig_handlers::sig_term),	558	: sw_term (this, &sig_handlers::sig_term),
591	sw_int (this, &sig_handlers::sig_term)	559	sw_int (this, &sig_handlers::sig_term)
592	{	560	{
593	}	561	}
594	} sig_handlers;	562	} sig_handlers;
595		563
596	char **rxvt_environ; // startup environment	564	char **rxvt_environ; // startup environment
597		565
598	void	566	void
599	rxvt_init ()	567	rxvt_init ()
600	{	568	{
601	uid_t uid = getuid ();	569	ptytty::init ();
602	gid_t gid = getgid ();
603
604	// before doing anything else, check for setuid/setgid operation,
605	// start the helper process and drop privileges
606	if (uid != geteuid ()
607	\|\| 1 //D
608	\|\| gid != getegid ())
609	{
610	#if PTYTTY_HELPER
611	rxvt_ptytty_server ();
612	#else
613	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
614	#endif
615
616	// drop privileges
617	#if HAVE_SETRESUID
618	setresgid (gid, gid, gid);
619	setresuid (uid, uid, uid);
620	#elif HAVE_SETREUID
621	setregid (gid, gid);
622	setreuid (uid, uid);
623	#elif HAVE_SETUID
624	setgid (gid);
625	setuid (uid);
626	#endif
627
628	if (uid != geteuid ()
629	\|\| gid != getegid ())
630	rxvt_fatal ("unable to drop privileges, aborting.\n");
631	}
632		570
633	rxvt_environ = environ;	571	rxvt_environ = environ;
634
635	/*
636	* Save and then give up any super-user privileges
637	* If we need privileges in any area then we must specifically request it.
638	* We should only need to be root in these cases:
639	* 1. write utmp entries on some systems
640	* 2. chown tty on some systems
641	*/
642	rxvt_privileges (SAVE);
643	rxvt_privileges (IGNORE);
644		572
645	signal (SIGHUP, SIG_IGN);	573	signal (SIGHUP, SIG_IGN);
646	signal (SIGPIPE, SIG_IGN);	574	signal (SIGPIPE, SIG_IGN);
647		575
648	sig_handlers.sw_chld.start (SIGCHLD);
649	sig_handlers.sw_term.start (SIGTERM);	576	sig_handlers.sw_term.start (SIGTERM);
650	sig_handlers.sw_int.start (SIGINT);	577	sig_handlers.sw_int.start (SIGINT);
651		578
652	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	579	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
653	/* signal (SIGURG, SIG_DFL); */	580	/* signal (SIGURG, SIG_DFL); */
…		…
682	rxvt_fatal ("memory allocation failure. aborting.\n");	609	rxvt_fatal ("memory allocation failure. aborting.\n");
683		610
684	return p;	611	return p;
685	}	612	}
686		613
687	void *	614	void *
688	rxvt_realloc (void *ptr, size_t size)	615	rxvt_realloc (void *ptr, size_t size)
689	{	616	{
690	void *p = realloc (ptr, size);	617	void *p = realloc (ptr, size);
691		618
692	if (!p)	619	if (!p)
693	rxvt_fatal ("memory allocation failure. aborting.\n");	620	rxvt_fatal ("memory allocation failure. aborting.\n");
694		621
695	return p;	622	return p;
696	}
697
698	/* ------------------------------------------------------------------------- *
699	* PRIVILEGED OPERATIONS *
700	* ------------------------------------------------------------------------- */
701	/* take care of suid/sgid super-user (root) privileges */
702	void
703	rxvt_privileges (rxvt_privaction action)
704	{
705	#if ! defined(__CYGWIN32__)
706	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
707	/* setreuid () is the poor man's setuid (), seteuid () */
708	# define seteuid(a) setreuid(-1, (a))
709	# define setegid(a) setregid(-1, (a))
710	# define HAVE_SETEUID
711	# endif
712	# ifdef HAVE_SETEUID
713	switch (action)
714	{
715	case IGNORE:
716	/*
717	* change effective uid/gid - not real uid/gid - so we can switch
718	* back to root later, as required
719	*/
720	setegid (getgid ());
721	seteuid (getuid ());
722	break;
723	case SAVE:
724	saved_egid = getegid ();
725	saved_euid = geteuid ();
726	break;
727	case RESTORE:
728	setegid (saved_egid);
729	seteuid (saved_euid);
730	break;
731	}
732	# else
733	switch (action)
734	{
735	case IGNORE:
736	setgid (getgid ());
737	setuid (getuid ());
738	/* FALLTHROUGH */
739	case SAVE:
740	/* FALLTHROUGH */
741	case RESTORE:
742	break;
743	}
744	# endif
745	#endif
746	}	623	}
747		624
748	/----------------------------------------------------------------------/	625	/----------------------------------------------------------------------/
749	/*	626	/*
750	* window size/position calculcations for XSizeHint and other storage.	627	* window size/position calculcations for XSizeHint and other storage.
…		…
755	{	632	{
756	short recalc_x, recalc_y;	633	short recalc_x, recalc_y;
757	int x, y, sb_w, flags;	634	int x, y, sb_w, flags;
758	unsigned int w, h;	635	unsigned int w, h;
759	unsigned int max_width, max_height;	636	unsigned int max_width, max_height;
760	dDisp;
761
762	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
763	ncol, nrow, szHint.width, szHint.height));
764		637
765	szHint.flags = PMinSize \| PResizeInc \| PBaseSize \| PWinGravity;	638	szHint.flags = PMinSize \| PResizeInc \| PBaseSize \| PWinGravity;
766	szHint.win_gravity = NorthWestGravity;	639	szHint.win_gravity = NorthWestGravity;
767	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	640	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
768		641
…		…
830		703
831	if (scrollBar.state)	704	if (scrollBar.state)
832	{	705	{
833	sb_w = scrollbar_TotalWidth ();	706	sb_w = scrollbar_TotalWidth ();
834	szHint.base_width += sb_w;	707	szHint.base_width += sb_w;
		708
835	if (!OPTION (Opt_scrollBar_right))	709	if (!OPTION (Opt_scrollBar_right))
836	window_vt_x += sb_w;	710	window_vt_x += sb_w;
837	}	711	}
838		712
839	szHint.width_inc = fwidth;	713	szHint.width_inc = fwidth;
840	szHint.height_inc = fheight;	714	szHint.height_inc = fheight;
841	szHint.min_width = szHint.base_width + szHint.width_inc;	715	szHint.min_width = szHint.base_width + szHint.width_inc;
842	szHint.min_height = szHint.base_height + szHint.height_inc;	716	szHint.min_height = szHint.base_height + szHint.height_inc;
843		717
844	if (newwidth && newwidth - szHint.base_width < max_width)	718	if (newwidth && newwidth - szHint.base_width < max_width)
845	{	719	{
846	szHint.width = newwidth;	720	szHint.width = newwidth;
…		…
865		739
866	if (scrollBar.state && OPTION (Opt_scrollBar_right))	740	if (scrollBar.state && OPTION (Opt_scrollBar_right))
867	window_sb_x = szHint.width - sb_w;	741	window_sb_x = szHint.width - sb_w;
868		742
869	if (recalc_x)	743	if (recalc_x)
870	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	744	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		745
871	if (recalc_y)	746	if (recalc_y)
872	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	747	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
873		748
874	ncol = width / fwidth;	749	ncol = width / fwidth;
875	nrow = height / fheight;	750	nrow = height / fheight;
876	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
877	ncol, nrow, szHint.width,
878	szHint.height));
879	return;
880	}	751	}
881		752
882	/----------------------------------------------------------------------/	753	/----------------------------------------------------------------------/
883	/*	754	/*
884	* Tell the teletype handler what size the window is.	755	* Tell the teletype handler what size the window is.
…		…
984	return true;	855	return true;
985	}	856	}
986		857
987	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	858	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
988	{	859	{
989	XChangeProperty (display->display, parent[0],	860	XChangeProperty (dpy, parent[0],
990	prop, XA_STRING, 8, PropModeReplace,	861	prop, XA_STRING, 8, PropModeReplace,
991	(const unsigned char *)str, len >= 0 ? len : strlen (str));	862	(const unsigned char *)str, len >= 0 ? len : strlen (str));
992	}	863	}
993		864
994	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	865	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
995	{	866	{
996	wchar_t *ws = rxvt_mbstowcs (str, len);	867	wchar_t *ws = rxvt_mbstowcs (str, len);
997	char *s = rxvt_wcstoutf8 (ws);	868	char *s = rxvt_wcstoutf8 (ws);
998		869
999	XChangeProperty (display->display, parent[0],	870	XChangeProperty (dpy, parent[0],
1000	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	871	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1001	(const unsigned char *)s, strlen (s));	872	(const unsigned char *)s, strlen (s));
1002		873
1003	free (s);	874	free (s);
1004	free (ws);	875	free (ws);
…		…
1029	void	900	void
1030	rxvt_term::set_window_color (int idx, const char *color)	901	rxvt_term::set_window_color (int idx, const char *color)
1031	{	902	{
1032	rxvt_color xcol;	903	rxvt_color xcol;
1033	int i;	904	int i;
1034		905
1035	if (color == NULL \|\| *color == '\0')	906	if (color == NULL \|\| *color == '\0')
1036	return;	907	return;
		908
		909	color = strdup (color);
		910	allocated.push_back ((void *)color);
		911	rs[Rs_color + idx] = color;
1037		912
1038	/* handle color aliases */	913	/* handle color aliases */
1039	if (isdigit (*color))	914	if (isdigit (*color))
1040	{	915	{
1041	i = atoi (color);	916	i = atoi (color);
1042		917
1043	if (i >= 8 && i <= 15)	918	if (i >= 8 && i <= 15)
1044	{ /* bright colors */	919	{ /* bright colors */
1045	i -= 8;	920	i -= 8;
1046	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	921	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1047	SET_PIXCOLOR (idx);
1048	goto done;	922	goto done;
1049	}	923	}
1050		924
1051	if (i >= 0 && i <= 7)	925	if (i >= 0 && i <= 7)
1052	{ /* normal colors */	926	{ /* normal colors */
1053	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	927	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1054	SET_PIXCOLOR (idx);
1055	goto done;	928	goto done;
1056	}	929	}
1057	}	930	}
1058		931
1059	if (!rXParseAllocColor (&xcol, color))	932	set_color (xcol, color);
1060	return;
1061
1062	/* XStoreColor (display->display, display->cmap, XColor); /
1063		933
1064	/*	934	/*
1065	* FIXME: should free colors here, but no idea how to do it so instead,	935	* FIXME: should free colors here, but no idea how to do it so instead,
1066	* so just keep gobbling up the colormap	936	* so just keep gobbling up the colormap
1067	*/	937	*/
1068	# if 0
1069	for (i = Color_Black; i <= Color_White; i++)
1070	if (pix_colors[idx] == pix_colors[i])
1071	break;
1072	if (i > Color_White)
1073	{
1074	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1075	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1076	DisplayPlanes (display->display, display->screen));
1077	}
1078	# endif
1079		938
1080	pix_colors_focused[idx] = xcol;	939	pix_colors_focused[idx] = xcol;
1081	SET_PIXCOLOR (idx);
1082		940
1083	/* XSetWindowAttributes attr; */	941	/* XSetWindowAttributes attr; */
1084	/* Cursor cursor; */	942	/* Cursor cursor; */
1085	done:	943	done:
1086
1087	#if OFF_FOCUS_FADING
1088	if (rs[Rs_fade])
1089	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1090	#endif
1091
1092	/TODO: handle Color_BD, scrollbar background, etc. /	944	/TODO: handle Color_BD, scrollbar background, etc. /
1093		945
		946	update_fade_color (idx);
1094	recolour_cursor ();	947	recolour_cursor ();
1095	scr_recolour ();	948	scr_recolour ();
1096	}	949	}
1097		950
1098	#else	951	#else
…		…
1100	#endif /* XTERM_COLOR_CHANGE */	953	#endif /* XTERM_COLOR_CHANGE */
1101		954
1102	void	955	void
1103	rxvt_term::recolour_cursor ()	956	rxvt_term::recolour_cursor ()
1104	{	957	{
1105	XColor xcol[2];	958	XColor fg, bg;
1106		959
1107	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	960	(ISSET_PIXCOLOR (Color_pointer_fg)
1108	? pix_colors_focused[Color_pointer_fg]	961	? pix_colors_focused[Color_pointer_fg]
1109	: pix_colors_focused[Color_fg];	962	: pix_colors_focused[Color_fg]).get (fg);
		963
1110	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	964	(ISSET_PIXCOLOR (Color_pointer_bg)
1111	? pix_colors_focused[Color_pointer_bg]	965	? pix_colors_focused[Color_pointer_bg]
1112	: pix_colors_focused[Color_bg];	966	: pix_colors_focused[Color_bg]).get (bg);
1113		967
1114	XQueryColors (display->display, display->cmap, xcol, 2);	968	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1115	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1116	}	969	}
1117		970
1118	/----------------------------------------------------------------------/	971	/----------------------------------------------------------------------/
1119	/*	972	/*
1120	* find if fg/bg matches any of the normal (low-intensity) colors	973	* find if fg/bg matches any of the normal (low-intensity) colors
…		…
1124	{	977	{
1125	unsigned int i;	978	unsigned int i;
1126	const char *xpmb = "\0";	979	const char *xpmb = "\0";
1127	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	980	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1128		981
1129	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1130	strcpy (fstr, "default");	982	strcpy (fstr, "default");
1131	strcpy (bstr, "default");	983	strcpy (bstr, "default");
1132	for (i = Color_Black; i <= Color_White; i++)	984	for (i = Color_Black; i <= Color_White; i++)
1133	if (pix_colors[Color_fg] == pix_colors[i])	985	if (pix_colors[Color_fg] == pix_colors[i])
1134	{	986	{
…		…
1149	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1001	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1150	}	1002	}
1151		1003
1152	/----------------------------------------------------------------------/	1004	/----------------------------------------------------------------------/
1153		1005
1154	int	1006	bool
1155	rxvt_term::rXParseAllocColor (rxvt_color screen_in_out, const char colour)	1007	rxvt_term::set_color (rxvt_color &color, const char *name)
1156	{	1008	{
1157	if (!screen_in_out->set (display, colour))	1009	if (color.set (this, name))
1158	{
1159	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1160	return false;
1161	}
1162
1163	return true;	1010	return true;
		1011
		1012	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1013	return false;
		1014	}
		1015
		1016	void
		1017	rxvt_term::alias_color (int dst, int src)
		1018	{
		1019	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1164	}	1020	}
1165		1021
1166	/* -------------------------------------------------------------------- *	1022	/* -------------------------------------------------------------------- *
1167	* - WINDOW RESIZING - *	1023	* - WINDOW RESIZING - *
1168	* -------------------------------------------------------------------- */	1024	* -------------------------------------------------------------------- */
1169	void	1025	void
1170	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1026	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1171	{	1027	{
1172	int fix_screen;	1028	int fix_screen;
1173	int old_width = szHint.width, old_height = szHint.height;	1029	int old_width = szHint.width;
1174	dDisp;	1030	int old_height = szHint.height;
1175		1031
1176	window_calc (newwidth, newheight);	1032	window_calc (newwidth, newheight);
		1033
		1034	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1177	XSetWMNormalHints (disp, parent[0], &szHint);	1035	XSetWMNormalHints (dpy, parent[0], &szHint);
1178		1036
1179	if (!ignoreparent)	1037	if (!ignoreparent)
1180	{	1038	{
1181	#ifdef SMART_RESIZE	1039	#ifdef SMART_RESIZE
1182	/*	1040	/*
…		…
1186	int x, y, x1, y1;	1044	int x, y, x1, y1;
1187	int dx, dy;	1045	int dx, dy;
1188	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1046	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1189	Window unused_cr;	1047	Window unused_cr;
1190		1048
1191	XTranslateCoordinates (disp, parent[0], display->root,	1049	XTranslateCoordinates (dpy, parent[0], display->root,
1192	0, 0, &x, &y, &unused_cr);	1050	0, 0, &x, &y, &unused_cr);
1193	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1051	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1194	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1052	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1195	/*	1053	/*
1196	* if display->root isn't the parent window, a WM will probably have offset	1054	* if display->root isn't the parent window, a WM will probably have offset
1197	* our position for handles and decorations. Counter it	1055	* our position for handles and decorations. Counter it
1198	*/	1056	*/
…		…
1200	{	1058	{
1201	x -= x1;	1059	x -= x1;
1202	y -= y1;	1060	y -= y1;
1203	}	1061	}
1204		1062
1205	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1063	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1206	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1064	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1207	dx = old_width - szHint.width;	1065	dx = old_width - szHint.width;
1208	dy = old_height - szHint.height;	1066	dy = old_height - szHint.height;
1209		1067
1210	/* Check position of the center of the window */	1068	/* Check position of the center of the window */
1211	if (x < x1) /* left half */	1069	if (x < x1) /* left half */
1212	dx = 0;	1070	dx = 0;
…		…
1215	if (y < y1) /* top half */	1073	if (y < y1) /* top half */
1216	dy = 0;	1074	dy = 0;
1217	else if (y == y1) /* exact center */	1075	else if (y == y1) /* exact center */
1218	dy /= 2;	1076	dy /= 2;
1219		1077
1220	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1078	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1221	szHint.width, szHint.height);	1079	szHint.width, szHint.height);
1222	#else	1080	#else
1223	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1081	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1224	#endif	1082	#endif
1225	}	1083	}
1226		1084
1227	fix_screen = ncol != prev_ncol \|\| nrow != prev_nrow;	1085	fix_screen = ncol != prev_ncol \|\| nrow != prev_nrow;
1228		1086
1229	if (fix_screen \|\| newwidth != old_width \|\| newheight != old_height)	1087	if (fix_screen \|\| newwidth != old_width \|\| newheight != old_height)
1230	{	1088	{
1231	if (scrollBar.state)	1089	if (scrollBar.state)
1232	{	1090	{
1233	XMoveResizeWindow (disp, scrollBar.win,	1091	XMoveResizeWindow (dpy, scrollBar.win,
1234	window_sb_x, 0,	1092	window_sb_x, 0,
1235	scrollbar_TotalWidth (), szHint.height);	1093	scrollbar_TotalWidth (), szHint.height);
1236	resize_scrollbar ();	1094	resize_scrollbar ();
1237	}	1095	}
1238		1096
1239	XMoveResizeWindow (disp, vt,	1097	XMoveResizeWindow (dpy, vt,
1240	window_vt_x, window_vt_y,	1098	window_vt_x, window_vt_y,
1241	width, height);	1099	width, height);
1242		1100
1243	scr_clear ();	1101	scr_clear ();
1244	#ifdef XPM_BACKGROUND	1102	#ifdef XPM_BACKGROUND
1245	resize_pixmap ();	1103	resize_pixmap ();
1246	#endif	1104	#endif
1247	}	1105	}
1248		1106
1249	if (fix_screen \|\| old_height == 0)	1107	if (fix_screen \|\| old_height == 0)
1250	{
1251	int curr_screen = -1;
1252	int old_ncol = prev_ncol;
1253
1254	/* scr_reset only works on the primary screen */
1255	if (old_height) /* this is not the first time through */
1256	{
1257	unsigned int ocol = ncol;
1258	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1259	curr_screen = scr_change_screen (PRIMARY);
1260	ncol = ocol;
1261	}
1262
1263	scr_reset ();	1108	scr_reset ();
1264		1109
1265	if (curr_screen >= 0) /* this is not the first time through */	1110	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1266	{	1111	//scr_touch (false);
1267	scr_change_screen (curr_screen);
1268	selection_check (old_ncol != ncol ? 4 : 0);
1269	}
1270	}
1271
1272	old_width = szHint.width;
1273	old_height = szHint.height;
1274		1112
1275	#ifdef XPM_BACKGROUND	1113	#ifdef XPM_BACKGROUND
1276	if (pixmap)	1114	if (pixmap)
1277	scr_touch (false);	1115	scr_touch (false);
1278	#endif	1116	#endif
1279		1117
1280	#ifdef USE_XIM	1118	#ifdef USE_XIM
1281	IMSetStatusPosition ();	1119	IMSetPosition ();
1282	#endif	1120	#endif
1283	}	1121	}
1284		1122
1285	/*	1123	/*
1286	* Set the width/height of the vt window in characters. Units are pixels.	1124	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1291	{	1129	{
1292	XWindowAttributes wattr;	1130	XWindowAttributes wattr;
1293		1131
1294	if (newwidth == 0 \|\| newheight == 0)	1132	if (newwidth == 0 \|\| newheight == 0)
1295	{	1133	{
1296	XGetWindowAttributes (display->display, display->root, &wattr);	1134	XGetWindowAttributes (dpy, display->root, &wattr);
1297		1135
1298	if (newwidth == 0)	1136	if (newwidth == 0)
1299	newwidth = wattr.width - szHint.base_width;	1137	newwidth = wattr.width - szHint.base_width;
1300	if (newheight == 0)	1138	if (newheight == 0)
1301	newheight = wattr.height - szHint.base_height;	1139	newheight = wattr.height - szHint.base_height;
…		…
1315	#ifdef USE_XIM	1153	#ifdef USE_XIM
1316		1154
1317	void	1155	void
1318	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1156	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1319	{	1157	{
1320	fg = pix_colors[Color_fg];	1158	fg = pix_colors [Color_fg];
1321	bg = pix_colors[Color_bg];	1159	bg = pix_colors [Color_bg];
1322	}	1160	}
1323		1161
1324	void	1162	void
1325	rxvt_term::im_set_size (XRectangle &size)	1163	rxvt_term::im_set_size (XRectangle &size)
1326	{	1164	{
…		…
1363	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1201	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1364		1202
1365	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1203	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1366	*p = '\0';	1204	*p = '\0';
1367		1205
1368	atom = XInternAtom (display->display, server, False);	1206	atom = XInternAtom (dpy, server, False);
1369	win = XGetSelectionOwner (display->display, atom);	1207	win = XGetSelectionOwner (dpy, atom);
1370		1208
1371	if (win != None)	1209	if (win != None)
1372	return True;	1210	return True;
1373	}	1211	}
1374		1212
…		…
1381	XPoint nspot;	1219	XPoint nspot;
1382	XVaNestedList preedit_attr;	1220	XVaNestedList preedit_attr;
1383		1221
1384	if (!Input_Context	1222	if (!Input_Context
1385	\|\| !focus	1223	\|\| !focus
1386	\|\| !(input_style & XIMPreeditPosition))	1224	\|\| !(input_style & (XIMPreeditPosition \| XIMPreeditCallbacks)))
1387	return;	1225	return;
1388		1226
1389	im_set_position (nspot);	1227	im_set_position (nspot);
1390		1228
1391	if (nspot.x == spot.x && nspot.y == spot.y)	1229	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1410	input_method = 0;	1248	input_method = 0;
1411	}	1249	}
1412		1250
1413	Input_Context = 0;	1251	Input_Context = 0;
1414	}	1252	}
		1253
		1254	#ifdef ENABLE_XIM_ONTHESPOT
		1255
		1256	static void
		1257	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1258	{
		1259	((rxvt_term *)client_data)->make_current ();
		1260	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1261	}
		1262
		1263	static void
		1264	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1265	{
		1266	((rxvt_term *)client_data)->make_current ();
		1267	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1268	}
		1269
		1270	static void
		1271	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1272	{
		1273	rxvt_term term = (rxvt_term )client_data;
		1274	XIMText *text = call_data->text;
		1275
		1276	term->make_current ();
		1277
		1278	if (text)
		1279	{
		1280	void *str;
		1281
		1282	if (!text->encoding_is_wchar && text->string.multi_byte)
		1283	{
		1284	// of course, X makes it ugly again
		1285	if (term->rs[Rs_imLocale])
		1286	SET_LOCALE (term->rs[Rs_imLocale]);
		1287
		1288	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1289	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1290
		1291	if (term->rs[Rs_imLocale])
		1292	SET_LOCALE (term->locale);
		1293	}
		1294	else
		1295	str = (void *)text->string.wide_char;
		1296
		1297	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1298	DT_INT, call_data->caret,
		1299	DT_INT, call_data->chg_first,
		1300	DT_INT, call_data->chg_length,
		1301	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1302	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1303	DT_END));
		1304	}
		1305	else
		1306	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1307	DT_INT, call_data->caret,
		1308	DT_INT, call_data->chg_first,
		1309	DT_INT, call_data->chg_length,
		1310	DT_END));
		1311	}
		1312
		1313	#if 0
		1314	static void
		1315	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1316	{
		1317	((rxvt_term *)client_data)->make_current ();
		1318	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1319	DT_INT, call_data->position,
		1320	DT_INT, call_data->direction,
		1321	DT_INT, call_data->style,
		1322	DT_END));
		1323	}
		1324	#endif
		1325
		1326	#endif
1415		1327
1416	/*	1328	/*
1417	* Try to open a XIM with the current modifiers, then see if we can	1329	* Try to open a XIM with the current modifiers, then see if we can
1418	* open a suitable preedit type	1330	* open a suitable preedit type
1419	*/	1331	*/
…		…
1426	XRectangle rect, status_rect, needed_rect;	1338	XRectangle rect, status_rect, needed_rect;
1427	unsigned long fg, bg;	1339	unsigned long fg, bg;
1428	const char *p;	1340	const char *p;
1429	char **s;	1341	char **s;
1430	XIMStyles *xim_styles;	1342	XIMStyles *xim_styles;
		1343	#ifdef ENABLE_XIM_ONTHESPOT
		1344	XIMCallback xcb[4];
		1345	#endif
1431		1346
1432	set_environ (envv);	1347	set_environ (envv);
1433		1348
1434	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1349	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1435	return false;	1350	return false;
1436		1351
1437	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1438	input_method = display->get_xim (locale, modifiers);	1352	input_method = display->get_xim (locale, modifiers);
1439	if (input_method == NULL)	1353	if (input_method == NULL)
1440	return false;	1354	return false;
1441		1355
1442	xim = input_method->xim;	1356	xim = input_method->xim;
…		…
1462	s = rxvt_splitcommastring (p);	1376	s = rxvt_splitcommastring (p);
1463		1377
1464	for (i = found = 0; !found && s[i]; i++)	1378	for (i = found = 0; !found && s[i]; i++)
1465	{	1379	{
1466	if (!strcmp (s[i], "OverTheSpot"))	1380	if (!strcmp (s[i], "OverTheSpot"))
1467	input_style = (XIMPreeditPosition \| XIMStatusNothing);	1381	input_style = XIMPreeditPosition \| XIMStatusNothing;
1468	else if (!strcmp (s[i], "OffTheSpot"))	1382	else if (!strcmp (s[i], "OffTheSpot"))
1469	input_style = (XIMPreeditArea \| XIMStatusArea);	1383	input_style = XIMPreeditArea \| XIMStatusArea;
1470	else if (!strcmp (s[i], "Root"))	1384	else if (!strcmp (s[i], "Root"))
1471	input_style = (XIMPreeditNothing \| XIMStatusNothing);	1385	input_style = XIMPreeditNothing \| XIMStatusNothing;
1472	else if (!strcmp (s[i], "None"))	1386	else if (!strcmp (s[i], "None"))
1473	input_style = (XIMPreeditNone \| XIMStatusNone);	1387	input_style = XIMPreeditNone \| XIMStatusNone;
		1388	#ifdef ENABLE_XIM_ONTHESPOT
		1389	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1390	input_style = XIMPreeditCallbacks \| XIMStatusNothing;
		1391	#endif
		1392	else
		1393	input_style = XIMPreeditNothing \| XIMStatusNothing;
1474		1394
1475	for (j = 0; j < xim_styles->count_styles; j++)	1395	for (j = 0; j < xim_styles->count_styles; j++)
1476	if (input_style == xim_styles->supported_styles[j])	1396	if (input_style == xim_styles->supported_styles[j])
1477	{	1397	{
1478	rxvt_freecommastring (s);	1398	rxvt_freecommastring (s);
…		…
1516	"*",	1436	"*",
1517	fheight,	1437	fheight,
1518	fheight + 1, fheight - 1,	1438	fheight + 1, fheight - 1,
1519	fheight - 2, fheight + 2);	1439	fheight - 2, fheight + 2);
1520		1440
1521	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1441	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1522	&missing_charset_list, &missing_charset_count, &def_string);	1442	&missing_charset_list, &missing_charset_count, &def_string);
1523		1443
1524	if (missing_charset_list)	1444	if (missing_charset_list)
1525	XFreeStringList (missing_charset_list);	1445	XFreeStringList (missing_charset_list);
1526		1446
…		…
1567	XNBackground, bg,	1487	XNBackground, bg,
1568	XNArea, &status_rect,	1488	XNArea, &status_rect,
1569	XNFontSet, fs,	1489	XNFontSet, fs,
1570	NULL);	1490	NULL);
1571	}	1491	}
		1492	#if ENABLE_XIM_ONTHESPOT
		1493	else if (input_style & XIMPreeditCallbacks)
		1494	{
		1495	im_set_position (spot);
		1496
		1497	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1498	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1499	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1500	# if 0
		1501	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1502	# endif
		1503
		1504	preedit_attr = XVaCreateNestedList (0,
		1505	XNSpotLocation, &spot,
		1506	XNPreeditStartCallback, &xcb[0],
		1507	XNPreeditDoneCallback , &xcb[1],
		1508	XNPreeditDrawCallback , &xcb[2],
		1509	# if 0
		1510	XNPreeditCaretCallback, &xcb[3],
		1511	# endif
		1512	NULL);
		1513	}
		1514	#endif
1572		1515
1573	Input_Context = XCreateIC (xim,	1516	Input_Context = XCreateIC (xim,
1574	XNInputStyle, input_style,	1517	XNInputStyle, input_style,
1575	XNClientWindow, vt,	1518	XNClientWindow, vt,
1576	XNFocusWindow, parent[0],	1519	XNFocusWindow, parent[0],
…		…
1578	preedit_attr,	1521	preedit_attr,
1579	status_attr ? XNStatusAttributes : NULL,	1522	status_attr ? XNStatusAttributes : NULL,
1580	status_attr, NULL);	1523	status_attr, NULL);
1581		1524
1582	if (preedit_attr) XFree (preedit_attr);	1525	if (preedit_attr) XFree (preedit_attr);
1583	if (status_attr) XFree (status_attr);	1526	if (status_attr) XFree (status_attr);
1584	if (fs) XFreeFontSet (display->display, fs);	1527	if (fs) XFreeFontSet (dpy, fs);
1585		1528
1586	if (Input_Context == NULL)	1529	if (Input_Context == NULL)
1587	{	1530	{
1588	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1531	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1589	im_destroy ();	1532	im_destroy ();
1590	return false;	1533	return false;
1591	}	1534	}
1592		1535
1593	if (input_style & XIMPreeditArea)	1536	#if 0
		1537	// unfortunately, only the focus window is used by XIM, hard to fix
		1538	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1539	vt_select_input ();
		1540	#endif
		1541
1594	IMSetStatusPosition ();	1542	IMSetPosition ();
1595		1543
1596	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1597	return true;	1544	return true;
1598	}	1545	}
1599		1546
1600	void	1547	void
1601	rxvt_term::im_cb ()	1548	rxvt_term::im_cb ()
…		…
1607		1554
1608	make_current ();	1555	make_current ();
1609		1556
1610	im_destroy ();	1557	im_destroy ();
1611		1558
1612	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1613	if (Input_Context)	1559	if (Input_Context)
1614	return;	1560	return;
1615		1561
1616	#if defined(HAVE_XSETLOCALE) \|\| defined(HAVE_SETLOCALE)	1562	#if defined(HAVE_XSETLOCALE) \|\| defined(HAVE_SETLOCALE)
1617	if (rs[Rs_imLocale])	1563	if (rs[Rs_imLocale])
…		…
1659	SET_LOCALE (locale);	1605	SET_LOCALE (locale);
1660	#endif	1606	#endif
1661	}	1607	}
1662		1608
1663	void	1609	void
1664	rxvt_term::IMSetStatusPosition ()	1610	rxvt_term::IMSetPosition ()
1665	{	1611	{
1666	XRectangle preedit_rect, status_rect, *needed_rect;	1612	XRectangle preedit_rect, status_rect, *needed_rect;
1667	XVaNestedList preedit_attr, status_attr;	1613	XVaNestedList preedit_attr, status_attr;
1668		1614
1669	if (!Input_Context	1615	if (!Input_Context
1670	\|\| !focus	1616	\|\| !focus
1671	\|\| !(input_style & XIMPreeditArea)	1617	\|\| !(input_style & (XIMPreeditArea \| XIMPreeditPosition))
1672	\|\| !IMisRunning ())	1618	\|\| !IMisRunning ())
1673	return;	1619	return;
1674		1620
		1621	if (input_style & XIMPreeditPosition)
		1622	{
		1623	im_set_size (preedit_rect);
		1624	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1625
		1626	XSetICValues (Input_Context,
		1627	XNPreeditAttributes, preedit_attr, NULL);
		1628	}
		1629	else
		1630	{
1675	/* Getting the necessary width of preedit area */	1631	/* Getting the necessary width of preedit area */
1676	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1632	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1677	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1633	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1678	XFree (status_attr);	1634	XFree (status_attr);
1679		1635
1680	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1636	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1681	XFree (needed_rect);	1637	XFree (needed_rect);
1682		1638
1683	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1639	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1684	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1640	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1685		1641
1686	XSetICValues (Input_Context,	1642	XSetICValues (Input_Context,
1687	XNPreeditAttributes, preedit_attr,	1643	XNPreeditAttributes, preedit_attr,
1688	XNStatusAttributes, status_attr, NULL);	1644	XNStatusAttributes, status_attr,
		1645	NULL);
1689		1646
		1647	XFree (status_attr);
		1648	}
		1649
1690	XFree (preedit_attr);	1650	XFree (preedit_attr);
1691	XFree (status_attr);
1692	}	1651	}
1693	#endif /* USE_XIM */	1652	#endif /* USE_XIM */
1694		1653
1695	/----------------------------------------------------------------------/
1696	rxvt_t rxvt_current_term;
1697
1698	/----------------------- end-of-file (C source) -----------------------/	1654	/----------------------- end-of-file (C source) -----------------------/

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Comparing rxvt-unicode/src/main.C (file contents): Revision 1.186 by root, Tue Jan 17 15:41:33 2006 UTC vs. Revision 1.226 by root, Thu Jul 6 23:48:11 2006 UTC

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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.186 by root, Tue Jan 17 15:41:33 2006 UTC vs.
Revision 1.226 by root, Thu Jul 6 23:48:11 2006 UTC