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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.184 by root, Tue Jan 17 12:22:59 2006 UTC vs.
Revision 1.317 by root, Tue May 12 08:21:56 2009 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
38	#include <limits>	38	#include <limits>
39		39
40	#include <csignal>	40	#include <csignal>
41	#include <cstring>	41	#include <cstring>
42		42
43	#ifdef TTY_GID_SUPPORT
44	# include <grp.h>
45	#endif
46
47	#ifdef HAVE_TERMIOS_H
48	# include <termios.h>	43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
49	#endif	51	# endif
50
51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52	static uid_t saved_euid;
53	static gid_t saved_egid;
54	#endif	52	#endif
		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
		59	static char curlocale[128], savelocale[128];
55		60
56	bool	61	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)	62	rxvt_set_locale (const char *locale) NOTHROW
72	{	63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
73	if (!locale || !strncmp (locale, curlocale, 128))	69	if (!locale || !memcmp (locale, curlocale, size))
74	return false;	70	return false;
75		71
76	strncpy (curlocale, locale, 128);	72	memcpy (curlocale, locale, size);
77	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
78	return true;	74	return true;
79	}	75	}
80		76
81	void	77	void
82	rxvt_push_locale (const char *locale)	78	rxvt_push_locale (const char *locale) NOTHROW
83	{	79	{
84	strcpy (savelocale, curlocale);	80	strcpy (savelocale, curlocale);
85	rxvt_set_locale (locale);	81	rxvt_set_locale (locale);
86	}	82	}
87		83
88	void	84	void
89	rxvt_pop_locale ()	85	rxvt_pop_locale () NOTHROW
90	{	86	{
91	rxvt_set_locale (savelocale);	87	rxvt_set_locale (savelocale);
92	}	88	}
93		89
94	#if ENABLE_COMBINING	90	#if ENABLE_COMBINING
95	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
96		92
97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
98	{	94	{
99	compose_char *cc;	95	compose_char *cc;
100		96
101	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
102	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
103	cc = (*this)[c1];	99	cc = (*this)[c1];
104	while (cc)	100	while (cc)
105	{	101	{
…		…
154		150
155	}	151	}
156	#endif	152	#endif
157		153
158	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
159	:	155	{
160	#if TRANSPARENT	156	#if HAVE_BG_PIXMAP
161	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
162	#endif
163	#ifdef HAVE_SCROLLBARS
164	scrollbar_ev (this, &rxvt_term::x_cb),
165	#endif	158	#endif
166	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
167	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);
168	#endif	161	#endif
169	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
170	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);
171	#endif	164	#endif
172	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
173	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
174	#endif	167	#endif
175	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
176	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
177	#endif	170	#endif
178	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
179	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#ifdef USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
180	#endif	180	#endif
181	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
182	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
183	#endif	183	#endif
184	#ifdef USE_XIM	184	#ifndef NO_BELL
185	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
186	#endif	186	#endif
187	termwin_ev (this, &rxvt_term::x_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
188	vt_ev (this, &rxvt_term::x_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
189	check_ev (this, &rxvt_term::check_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
190	flush_ev (this, &rxvt_term::flush_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
191	destroy_ev (this, &rxvt_term::destroy_cb),	191	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
192	pty_ev (this, &rxvt_term::pty_cb),	192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193	incr_ev (this, &rxvt_term::incr_cb)	193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194	{	194
195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196		196
197	termlist.push_back (this);	197	termlist.push_back (this);
198		198
199	#ifdef KEYSYM_RESOURCE	199	#ifdef KEYSYM_RESOURCE
200	keyboard = new keyboard_manager;	200	keyboard = new keyboard_manager;
201
202	if (!keyboard)
203	rxvt_fatal ("out of memory, aborting.\n");
204	#endif	201	#endif
205	}	202	}
206		203
207	// clean up the most important stuff, do *not* call x or free mem etc.	204	// clean up the most important stuff, do *not* call x or free mem etc.
208	// for use before an emergency exit	205	// for use before an emergency exit
		206	void
209	void rxvt_term::emergency_cleanup ()	207	rxvt_term::emergency_cleanup ()
210	{	208	{
211	if (cmd_pid)	209	if (cmd_pid)
212	kill (-cmd_pid, SIGHUP);	210	kill (-cmd_pid, SIGHUP);
213		211
214	#ifdef UTMP_SUPPORT	212	pty_ev.stop ();
215	privileged_utmp (RESTORE);
216	#endif
217
218	delete pty; pty = 0;	213	delete pty; pty = 0;
219	}	214	}
220		215
221	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
222	{	217	{
223	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
224
225	termlist.erase (find (termlist.begin (), termlist.end(), this));	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
226		219
227	emergency_cleanup ();	220	emergency_cleanup ();
228		221
229	#if ENABLE_STYLES	222	#if ENABLE_STYLES
…		…
231	if (fontset[i] != fontset[0])	224	if (fontset[i] != fontset[0])
232	delete fontset[i];	225	delete fontset[i];
233	#endif	226	#endif
234	delete fontset[0];	227	delete fontset[0];
235		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
236	if (display)	239	if (display)
237	{	240	{
238	dDisp;
239
240	selection_clear ();	241	selection_clear ();
241		242
242	#ifdef USE_XIM	243	#ifdef USE_XIM
243	im_destroy ();	244	im_destroy ();
244	#endif	245	#endif
245	#ifdef XTERM_SCROLLBAR	246	scrollBar.destroy ();
246	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
247	if (ShadowGC) XFreeGC (disp, ShadowGC);
248	#endif
249	#ifdef PLAIN_SCROLLBAR
250	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
251	#endif
252	#ifdef NEXT_SCROLLBAR
253	if (blackGC) XFreeGC (disp, blackGC);
254	if (whiteGC) XFreeGC (disp, whiteGC);
255	if (grayGC) XFreeGC (disp, grayGC);
256	if (darkGC) XFreeGC (disp, darkGC);
257	if (stippleGC) XFreeGC (disp, stippleGC);
258	if (dimple) XFreePixmap (disp, dimple);
259	if (upArrow) XFreePixmap (disp, upArrow);
260	if (downArrow) XFreePixmap (disp, downArrow);
261	if (upArrowHi) XFreePixmap (disp, upArrowHi);
262	if (downArrowHi) XFreePixmap (disp, downArrowHi);
263	#endif
264	#ifdef RXVT_SCROLLBAR
265	if (topShadowGC) XFreeGC (disp, topShadowGC);
266	if (botShadowGC) XFreeGC (disp, botShadowGC);
267	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
268	#endif
269	if (gc) XFreeGC (disp, gc);	247	if (gc) XFreeGC (dpy, gc);
270		248
271	delete drawable;	249	delete drawable;
272	// destroy all windows	250	// destroy all windows
273	if (parent[0])	251	if (parent[0])
274	XDestroyWindow (disp, parent[0]);	252	XDestroyWindow (dpy, parent[0]);
275	}
276		253
277	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
278	delete pix_colors_focused;	255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
279	#if OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
280	delete pix_colors_unfocused;	259	pix_colors_unfocused [i].free (this);
281	#endif	260	#endif
		261	}
282		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
283	displays.put (display);	266	displays.put (display);
		267	}
284		268
285	scr_release ();	269	scr_release ();
286		270
287	/* clear all resources */	271	/* clear all resources */
288	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
289	free (allocated [i]);	273	free (allocated [i]);
290		274
291	free (selection.text);	275	free (selection.text);
292	// TODO: manage env vars in child only(!)	276	// TODO: manage env vars in child only(!)
293	free (env_windowid);
294	free (env_display);	277	free (env_display);
295	free (env_term);	278	free (env_term);
296	free (env_colorfgbg);
297	free (locale);	279	free (locale);
298	free (v_buffer);	280	free (v_buffer);
299	free (incr_buf);	281	free (incr_buf);
300		282
301	delete envv;	283	delete envv;
302	delete argv;	284	delete argv;
303		285
304	#ifdef KEYSYM_RESOURCE	286	#ifdef KEYSYM_RESOURCE
305	delete keyboard;	287	delete keyboard;
306	#endif	288	#endif
		289	#ifndef NO_RESOURCES
		290	XrmDestroyDatabase (option_db);
		291	#endif
307	}	292	}
308		293
		294	// child has exited, usually destroys
309	void	295	void
310	rxvt_term::child_exit ()	296	rxvt_term::child_cb (ev::child &w, int status)
311	{	297	{
		298	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		299
312	cmd_pid = 0;	300	cmd_pid = 0;
313		301
314	if (!OPTION (Opt_hold))	302	if (!option (Opt_hold))
315	destroy ();	303	destroy ();
316	}	304	}
317		305
318	void	306	void
319	rxvt_term::destroy ()	307	rxvt_term::destroy ()
320	{	308	{
321	if (destroy_ev.active)	309	if (destroy_ev.is_active ())
322	return;	310	return;
		311
		312	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
323		313
324	#if ENABLE_OVERLAY	314	#if ENABLE_OVERLAY
325	scr_overlay_off ();	315	scr_overlay_off ();
326	#endif	316	#endif
327		317
328	if (display)	318	if (display)
329	{	319	{
330	#if USE_XIM	320	#if USE_XIM
331	im_ev.stop (display);	321	im_ev.stop (display);
332	#endif	322	#endif
333	#if HAVE_SCROLLBARS
334	scrollbar_ev.stop (display);	323	scrollbar_ev.stop (display);
335	#endif	324	#if ENABLE_TRANSPARENCY || ENABLE_PERL
336	#if TRANSPARENT
337	rootwin_ev.stop (display);	325	rootwin_ev.stop (display);
338	#endif	326	#endif
339	incr_ev.stop ();	327	incr_ev.stop ();
340	termwin_ev.stop (display);	328	termwin_ev.stop (display);
341	vt_ev.stop (display);	329	vt_ev.stop (display);
342	}	330	}
343		331
344	check_ev.stop ();	332	flush_ev.stop ();
345	pty_ev.stop ();	333	pty_ev.stop ();
346	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
347	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
348	#endif	336	#endif
349	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
…		…
357	#endif	345	#endif
358	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
359	pointer_ev.stop ();	347	pointer_ev.stop ();
360	#endif	348	#endif
361		349
362	destroy_ev.start (0);	350	destroy_ev.start ();
363	}	351	}
364		352
365	void	353	void
366	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
367	{	355	{
368	make_current ();	356	make_current ();
369		357
370	delete this;	358	delete this;
371	}	359	}
…		…
382	{	370	{
383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384	(*t)->emergency_cleanup ();	372	(*t)->emergency_cleanup ();
385	}	373	}
386		374
387	#if ENABLE_FRILLS	375	#if !ENABLE_MINIMAL
388	static void	376	static void
389	print_x_error (Display *dpy, XErrorEvent *event)	377	print_x_error (Display *dpy, XErrorEvent *event)
390	{	378	{
391	char buffer[BUFSIZ];	379	char buffer[BUFSIZ];
392	char mesg[BUFSIZ];	380	char mesg[BUFSIZ];
…		…
425	else	413	else
426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	414	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
427	mesg, BUFSIZ);	415	mesg, BUFSIZ);
428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);	416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429	}	417	}
430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",	418	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431	mesg, BUFSIZ);	419	mesg, BUFSIZ);
432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);	420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433	}	421	}
434	#endif	422	#endif
435		423
…		…
440	GET_R->allowedxerror = event->error_code;	428	GET_R->allowedxerror = event->error_code;
441	else	429	else
442	{	430	{
443	// GET_R is most likely not the terminal which caused the error,	431	// GET_R is most likely not the terminal which caused the error,
444	// so just output the error and continue	432	// so just output the error and continue
445	#if ENABLE_FRILLS	433	#if ENABLE_MINIMAL
		434	old_xerror_handler (display, event);
		435	#else
446	print_x_error (display, event);	436	print_x_error (display, event);
447	#else
448	old_xerror_handler (display, event);
449	#endif	437	#endif
450	}	438	}
451		439
452	return 0;	440	return 0;
453	}	441	}
…		…
459	DisplayString (display));	447	DisplayString (display));
460	rxvt_emergency_cleanup ();	448	rxvt_emergency_cleanup ();
461	_exit (EXIT_FAILURE);	449	_exit (EXIT_FAILURE);
462	}	450	}
463		451
464	/*----------------------------------------------------------------------*/
465	bool
466	rxvt_term::init (int argc, const char *const *argv)
467	{
468	SET_R (this);
469	set_locale ("");
470	set_environ (envv); // few things in X do not call setlocale :(
471
472	if (!init_vars ())
473	return false;
474
475	init_secondary ();
476
477	const char **cmd_argv = init_resources (argc, argv);
478
479	#ifdef KEYSYM_RESOURCE
480	keyboard->register_done ();
481	#endif
482
483	#ifdef HAVE_SCROLLBARS
484	if (OPTION (Opt_scrollBar))
485	scrollBar.setIdle (); /* set existence for size calculations */
486	#endif
487
488	#if ENABLE_PERL
489	if (!rs[Rs_perl_ext_1])
490	rs[Rs_perl_ext_1] = "default";
491
492	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
493	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
494	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
495	{
496	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
497	// ignore some perl-related arguments if some bozo installed us set[ug]id
498	if (rxvt_tainted ())
499	{
500	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
501	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
502	{
503	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
504	rs[Rs_perl_lib] = 0;
505	rs[Rs_perl_eval] = 0;
506	}
507	}
508	#endif
509	rxvt_perl.init (this);
510	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
511	}
512	#endif
513
514	pty = rxvt_new_ptytty ();
515
516	create_windows (argc, argv);
517
518	dDisp;
519
520	init_xlocale ();
521
522	scr_reset (); // initialize screen
523
524	#if 0
525	XSynchronize (disp, True);
526	#endif
527
528	#ifdef HAVE_SCROLLBARS
529	if (OPTION (Opt_scrollBar))
530	resize_scrollbar (); /* create and map scrollbar */
531	#endif
532	#ifdef TRANSPARENT
533	if (OPTION (Opt_transparent))
534	{
535	XSelectInput (disp, display->root, PropertyChangeMask);
536	check_our_parents ();
537	rootwin_ev.start (display, display->root);
538	}
539	#endif
540
541	XMapWindow (disp, vt);
542	XMapWindow (disp, parent[0]);
543
544	set_colorfgbg ();
545
546	init_command (cmd_argv);
547
548	free (cmd_argv);
549
550	if (pty->pty >= 0)
551	pty_ev.start (pty->pty, EVENT_READ);
552
553	check_ev.start ();
554
555	HOOK_INVOKE ((this, HOOK_START, DT_END));
556
557	return true;
558	}
559
560	static struct sig_handlers	452	static struct sig_handlers
561	{	453	{
562	sig_watcher sw_chld, sw_term, sw_int;	454	ev::sig sw_term, sw_int;
563
564	void sig_chld (sig_watcher &w)
565	{
566	// we are being called for every SIGCHLD, find the corresponding term
567	int pid;
568
569	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
570	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
571	if (pid == (*t)->cmd_pid)
572	{
573	(*t)->child_exit ();
574	break;
575	}
576	}
577		455
578	/*	456	/*
579	* Catch a fatal signal and tidy up before quitting	457	* Catch a fatal signal and tidy up before quitting
580	*/	458	*/
581	void	459	void sig_term (ev::sig &w, int revents);
582	sig_term (sig_watcher &w)	460
		461	sig_handlers ()
583	{	462	{
584	#ifdef DEBUG_CMD
585	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
586	#endif
587	rxvt_emergency_cleanup ();
588	signal (w.signum, SIG_DFL);
589	kill (getpid (), w.signum);
590	}
591
592	sig_handlers ()
593	: sw_chld (this, &sig_handlers::sig_chld),
594	sw_term (this, &sig_handlers::sig_term),	463	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
595	sw_int (this, &sig_handlers::sig_term)	464	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
596	{
597	}	465	}
598	} sig_handlers;	466	} sig_handlers;
599		467
		468	void
		469	sig_handlers::sig_term (ev::sig &w, int revents)
		470	{
		471	rxvt_emergency_cleanup ();
		472	w.stop ();
		473	kill (getpid (), w.signum);
		474	}
		475
600	char **rxvt_environ; // startup environment	476	char **rxvt_environ; // startup environment
601		477
602	void	478	void
603	rxvt_init ()	479	rxvt_init ()
604	{	480	{
		481	ptytty::init ();
		482
		483	if (!ev_default_loop (0))
		484	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		485
605	rxvt_environ = environ;	486	rxvt_environ = environ;
606
607	/*
608	* Save and then give up any super-user privileges
609	* If we need privileges in any area then we must specifically request it.
610	* We should only need to be root in these cases:
611	* 1. write utmp entries on some systems
612	* 2. chown tty on some systems
613	*/
614	rxvt_privileges (SAVE);
615	rxvt_privileges (IGNORE);
616		487
617	signal (SIGHUP, SIG_IGN);	488	signal (SIGHUP, SIG_IGN);
618	signal (SIGPIPE, SIG_IGN);	489	signal (SIGPIPE, SIG_IGN);
619		490
620	sig_handlers.sw_chld.start (SIGCHLD);
621	sig_handlers.sw_term.start (SIGTERM);	491	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
622	sig_handlers.sw_int.start (SIGINT);	492	sig_handlers.sw_int.start (SIGINT); ev_unref ();
623		493
624	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	494	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
625	/* signal (SIGURG, SIG_DFL); */	495	/* signal (SIGURG, SIG_DFL); */
626		496
627	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	497	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
…		…
629	XSetIOErrorHandler (rxvt_xioerror_handler);	499	XSetIOErrorHandler (rxvt_xioerror_handler);
630		500
631	XrmInitialize ();	501	XrmInitialize ();
632	}	502	}
633		503
634	/* ------------------------------------------------------------------------- *
635	* MEMORY ALLOCATION WRAPPERS *
636	* ------------------------------------------------------------------------- */
637	void *
638	rxvt_malloc (size_t size)
639	{
640	void *p = malloc (size);
641
642	if (!p)
643	rxvt_fatal ("memory allocation failure. aborting.\n");
644
645	return p;
646	}
647
648	void *
649	rxvt_calloc (size_t number, size_t size)
650	{
651	void *p = calloc (number, size);
652
653	if (!p)
654	rxvt_fatal ("memory allocation failure. aborting.\n");
655
656	return p;
657	}
658
659	void *
660	rxvt_realloc (void *ptr, size_t size)
661	{
662	void *p = realloc (ptr, size);
663
664	if (!p)
665	rxvt_fatal ("memory allocation failure. aborting.\n");
666
667	return p;
668	}
669
670	/* ------------------------------------------------------------------------- *
671	* PRIVILEGED OPERATIONS *
672	* ------------------------------------------------------------------------- */
673	/* take care of suid/sgid super-user (root) privileges */
674	void
675	rxvt_privileges (rxvt_privaction action)
676	{
677	#if ! defined(__CYGWIN32__)
678	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
679	/* setreuid () is the poor man's setuid (), seteuid () */
680	# define seteuid(a) setreuid(-1, (a))
681	# define setegid(a) setregid(-1, (a))
682	# define HAVE_SETEUID
683	# endif
684	# ifdef HAVE_SETEUID
685	switch (action)
686	{
687	case IGNORE:
688	/*
689	* change effective uid/gid - not real uid/gid - so we can switch
690	* back to root later, as required
691	*/
692	setegid (getgid ());
693	seteuid (getuid ());
694	break;
695	case SAVE:
696	saved_egid = getegid ();
697	saved_euid = geteuid ();
698	break;
699	case RESTORE:
700	setegid (saved_egid);
701	seteuid (saved_euid);
702	break;
703	}
704	# else
705	switch (action)
706	{
707	case IGNORE:
708	setgid (getgid ());
709	setuid (getuid ());
710	/* FALLTHROUGH */
711	case SAVE:
712	/* FALLTHROUGH */
713	case RESTORE:
714	break;
715	}
716	# endif
717	#endif
718	}
719
720	#ifdef UTMP_SUPPORT
721	void
722	rxvt_term::privileged_utmp (rxvt_privaction action)
723	{
724	if (OPTION (Opt_utmpInhibit))
725	return;
726
727	rxvt_privileges (RESTORE);
728
729	if (action == SAVE)
730	pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
731	else
732	pty->logout ();
733
734	rxvt_privileges (IGNORE);
735	}
736	#endif
737
738	/*----------------------------------------------------------------------*/	504	/*----------------------------------------------------------------------*/
739	/*	505	/*
740	* window size/position calculcations for XSizeHint and other storage.	506	* window size/position calculations for XSizeHint and other storage.
741	* if width/height are non-zero then override calculated width/height	507	* if width/height are non-zero then override calculated width/height
742	*/	508	*/
743	void	509	void
744	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	510	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
745	{	511	{
746	short recalc_x, recalc_y;	512	short recalc_x, recalc_y;
747	int x, y, sb_w, flags;	513	int x, y, flags;
748	unsigned int w, h;	514	unsigned int w, h;
749	unsigned int max_width, max_height;	515	unsigned int max_width, max_height;
750	dDisp;
751
752	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
753	ncol, nrow, szHint.width, szHint.height));
754		516
755	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	517	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
756	szHint.win_gravity = NorthWestGravity;	518	szHint.win_gravity = NorthWestGravity;
757	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	519	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
758		520
…		…
766	if (rs[Rs_geometry])	528	if (rs[Rs_geometry])
767	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	529	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
768		530
769	if (flags & WidthValue)	531	if (flags & WidthValue)
770	{	532	{
		533	if (!w)
		534	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		535
771	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	536	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
772	szHint.flags |= USSize;	537	szHint.flags |= USSize;
773	}	538	}
774		539
775	if (flags & HeightValue)	540	if (flags & HeightValue)
776	{	541	{
		542	if (!h)
		543	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		544
777	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	545	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
778	szHint.flags |= USSize;	546	szHint.flags |= USSize;
779	}	547	}
780		548
781	if (flags & XValue)	549	if (flags & XValue)
782	{	550	{
…		…
813	max_width = MAX_COLS * fwidth;	581	max_width = MAX_COLS * fwidth;
814	max_height = MAX_ROWS * fheight;	582	max_height = MAX_ROWS * fheight;
815		583
816	szHint.base_width = szHint.base_height = 2 * int_bwidth;	584	szHint.base_width = szHint.base_height = 2 * int_bwidth;
817		585
818	sb_w = 0;
819	window_vt_x = window_vt_y = int_bwidth;	586	window_vt_x = window_vt_y = int_bwidth;
820		587
821	if (scrollBar.state)	588	if (scrollBar.state)
822	{	589	{
823	sb_w = scrollbar_TotalWidth ();	590	int sb_w = scrollBar.total_width ();
824	szHint.base_width += sb_w;	591	szHint.base_width += sb_w;
		592
825	if (!OPTION (Opt_scrollBar_right))	593	if (!option (Opt_scrollBar_right))
826	window_vt_x += sb_w;	594	window_vt_x += sb_w;
827	}	595	}
828		596
829	szHint.width_inc = fwidth;	597	szHint.width_inc = fwidth;
830	szHint.height_inc = fheight;	598	szHint.height_inc = fheight;
831	szHint.min_width = szHint.base_width + szHint.width_inc;	599	szHint.min_width = szHint.base_width + szHint.width_inc;
832	szHint.min_height = szHint.base_height + szHint.height_inc;	600	szHint.min_height = szHint.base_height + szHint.height_inc;
833		601
834	if (newwidth && newwidth - szHint.base_width < max_width)	602	if (newwidth && newwidth - szHint.base_width < max_width)
835	{	603	{
836	szHint.width = newwidth;	604	szHint.width = newwidth;
…		…
851	{	619	{
852	min_it (height, max_height);	620	min_it (height, max_height);
853	szHint.height = szHint.base_height + height;	621	szHint.height = szHint.base_height + height;
854	}	622	}
855		623
856	if (scrollBar.state && OPTION (Opt_scrollBar_right))
857	window_sb_x = szHint.width - sb_w;
858
859	if (recalc_x)	624	if (recalc_x)
860	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	625	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		626
861	if (recalc_y)	627	if (recalc_y)
862	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	628	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
863		629
864	ncol = width / fwidth;	630	ncol = width / fwidth;
865	nrow = height / fheight;	631	nrow = height / fheight;
866	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
867	ncol, nrow, szHint.width,
868	szHint.height));
869	return;
870	}	632	}
871		633
872	/*----------------------------------------------------------------------*/	634	/*----------------------------------------------------------------------*/
873	/*	635	/*
874	* Tell the teletype handler what size the window is.	636	* Tell the teletype handler what size the window is.
…		…
884		646
885	ws.ws_col = ncol;	647	ws.ws_col = ncol;
886	ws.ws_row = nrow;	648	ws.ws_row = nrow;
887	ws.ws_xpixel = width;	649	ws.ws_xpixel = width;
888	ws.ws_ypixel = height;	650	ws.ws_ypixel = height;
889	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);	651	ioctl (pty->pty, TIOCSWINSZ, &ws);
890		652
891	#if 0	653	#if 0
892	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	654	// TIOCSWINSZ is supposed to do this automatically and correctly
893	if (cmd_pid) /* force through to the command */	655	if (cmd_pid) /* force through to the command */
894	kill (-cmd_pid, SIGWINCH);	656	kill (-cmd_pid, SIGWINCH);
895	#endif	657	#endif
896	}	658	}
897		659
…		…
926	delete fontset[0];	688	delete fontset[0];
927	fontset[0] = fs;	689	fontset[0] = fs;
928		690
929	prop = (*fs)[1]->properties ();	691	prop = (*fs)[1]->properties ();
930	prop.height += lineSpace;	692	prop.height += lineSpace;
		693
931	fs->set_prop (prop);	694	fs->set_prop (prop, false);
932		695
933	fwidth = prop.width;	696	fwidth = prop.width;
934	fheight = prop.height;	697	fheight = prop.height;
935	fbase = prop.ascent;	698	fbase = prop.ascent;
936		699
…		…
945	{	708	{
946	fontset[style] = fs = new rxvt_fontset (this);	709	fontset[style] = fs = new rxvt_fontset (this);
947	rxvt_fontprop prop2 = prop;	710	rxvt_fontprop prop2 = prop;
948		711
949	if (res)	712	if (res)
950	prop2.weight = prop2.slant = rxvt_fontprop::unset;	713	{
		714	fs->populate (res);
		715	fs->set_prop (prop2, false);
		716	}
951	else	717	else
952	{	718	{
953	res = fontset[0]->fontdesc;	719	fs->populate (fontset[0]->fontdesc);
954		720
955	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	721	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
956	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	722	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		723
		724	fs->set_prop (prop2, true);
957	}	725	}
958		726
959	fs->populate (res);
960	fs->set_prop (prop2);
961	}	727	}
962	#else	728	#else
963	fontset[style] = fontset[0];	729	fontset[style] = fontset[0];
964	#endif	730	#endif
965	}	731	}
…		…
967	if (parent[0])	733	if (parent[0])
968	{	734	{
969	resize_all_windows (0, 0, 0);	735	resize_all_windows (0, 0, 0);
970	scr_remap_chars ();	736	scr_remap_chars ();
971	scr_touch (true);	737	scr_touch (true);
972	}	738	}
973		739
974	return true;	740	return true;
975	}	741	}
976		742
		743	void
977	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	744	rxvt_term::set_string_property (Atom prop, const char *str, int len)
978	{	745	{
979	XChangeProperty (display->display, parent[0],	746	XChangeProperty (dpy, parent[0],
980	prop, XA_STRING, 8, PropModeReplace,	747	prop, XA_STRING, 8, PropModeReplace,
981	(const unsigned char *)str, len >= 0 ? len : strlen (str));	748	(const unsigned char *)str, len >= 0 ? len : strlen (str));
982	}	749	}
983		750
		751	void
984	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	752	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
985	{	753	{
986	wchar_t *ws = rxvt_mbstowcs (str, len);	754	wchar_t *ws = rxvt_mbstowcs (str, len);
987	char *s = rxvt_wcstoutf8 (ws);	755	char *s = rxvt_wcstoutf8 (ws);
988		756
989	XChangeProperty (display->display, parent[0],	757	XChangeProperty (dpy, parent[0],
990	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	758	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
991	(const unsigned char *)s, strlen (s));	759	(const unsigned char *)s, strlen (s));
992		760
993	free (s);	761	free (s);
994	free (ws);	762	free (ws);
…		…
1013	#if ENABLE_EWMH	781	#if ENABLE_EWMH
1014	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	782	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1015	#endif	783	#endif
1016	}	784	}
1017		785
		786	void
		787	rxvt_term::set_window_color (int idx, const char *color)
		788	{
1018	#ifdef XTERM_COLOR_CHANGE	789	#ifdef XTERM_COLOR_CHANGE
1019	void
1020	rxvt_term::set_window_color (int idx, const char *color)
1021	{
1022	rxvt_color xcol;	790	rxvt_color xcol;
1023	int i;
1024		791
1025	if (color == NULL || *color == '\0')	792	if (color == NULL || *color == '\0')
1026	return;	793	return;
1027		794
		795	color = strdup (color);
		796	allocated.push_back ((void *)color);
		797	rs[Rs_color + idx] = color;
		798
1028	/* handle color aliases */	799	/* handle color aliases */
1029	if (isdigit (*color))	800	if (isdigit (*color))
1030	{	801	{
1031	i = atoi (color);	802	int i = atoi (color);
1032		803
1033	if (i >= 8 && i <= 15)	804	if (i >= 8 && i <= 15)
		805	{
1034	{ /* bright colors */	806	/* bright colors */
1035	i -= 8;
1036	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	807	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
1037	SET_PIXCOLOR (idx);
1038	goto done;	808	goto done;
1039	}	809	}
1040		810
1041	if (i >= 0 && i <= 7)	811	if (i >= 0 && i <= 7)
		812	{
1042	{ /* normal colors */	813	/* normal colors */
1043	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	814	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1044	SET_PIXCOLOR (idx);
1045	goto done;	815	goto done;
1046	}	816	}
1047	}	817	}
1048		818
1049	if (!rXParseAllocColor (&xcol, color))	819	set_color (xcol, color);
1050	return;
1051
1052	/* XStoreColor (display->display, display->cmap, XColor*); */
1053		820
1054	/*	821	/*
1055	* FIXME: should free colors here, but no idea how to do it so instead,	822	* FIXME: should free colors here, but no idea how to do it so instead,
1056	* so just keep gobbling up the colormap	823	* so just keep gobbling up the colormap
1057	*/	824	*/
1058	# if 0
1059	for (i = Color_Black; i <= Color_White; i++)
1060	if (pix_colors[idx] == pix_colors[i])
1061	break;
1062	if (i > Color_White)
1063	{
1064	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1065	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1066	DisplayPlanes (display->display, display->screen));
1067	}
1068	# endif
1069		825
1070	pix_colors_focused[idx] = xcol;	826	pix_colors_focused[idx] = xcol;
1071	SET_PIXCOLOR (idx);
1072		827
1073	/* XSetWindowAttributes attr; */
1074	/* Cursor cursor; */
1075	done:	828	done:
1076
1077	#if OFF_FOCUS_FADING
1078	if (rs[Rs_fade])
1079	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1080	#endif
1081
1082	/*TODO: handle Color_BD, scrollbar background, etc. */	829	/*TODO: handle Color_BD, scrollbar background, etc. */
1083		830
		831	update_fade_color (idx);
1084	recolour_cursor ();	832	recolour_cursor ();
1085	scr_recolour ();	833	scr_recolour ();
		834	#endif /* XTERM_COLOR_CHANGE */
1086	}	835	}
1087
1088	#else
1089	# define set_window_color (idx,color) ((void)0)
1090	#endif /* XTERM_COLOR_CHANGE */
1091		836
1092	void	837	void
1093	rxvt_term::recolour_cursor ()	838	rxvt_term::recolour_cursor ()
1094	{	839	{
1095	XColor xcol[2];	840	XColor fg, bg;
1096		841
1097	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	842	(ISSET_PIXCOLOR (Color_pointer_fg)
1098	? pix_colors_focused[Color_pointer_fg]	843	? pix_colors_focused[Color_pointer_fg]
1099	: pix_colors_focused[Color_fg];	844	: pix_colors_focused[Color_fg]).get (fg);
		845
1100	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	846	(ISSET_PIXCOLOR (Color_pointer_bg)
1101	? pix_colors_focused[Color_pointer_bg]	847	? pix_colors_focused[Color_pointer_bg]
1102	: pix_colors_focused[Color_bg];	848	: pix_colors_focused[Color_bg]).get (bg);
1103		849
1104	XQueryColors (display->display, display->cmap, xcol, 2);	850	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1105	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1106	}	851	}
1107		852
1108	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
1109	/*	854	/*
1110	* find if fg/bg matches any of the normal (low-intensity) colors	855	* find if fg/bg matches any of the normal (low-intensity) colors
1111	*/	856	*/
1112	void	857	void
1113	rxvt_term::set_colorfgbg ()	858	rxvt_term::set_colorfgbg ()
1114	{	859	{
1115	unsigned int i;	860	unsigned int i;
1116	const char *xpmb = "\0";	861	const char *xpmb = "";
1117	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1118		863
1119	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1120	strcpy (fstr, "default");	864	strcpy (fstr, "default");
1121	strcpy (bstr, "default");	865	strcpy (bstr, "default");
1122	for (i = Color_Black; i <= Color_White; i++)	866	for (i = Color_Black; i <= Color_White; i++)
1123	if (pix_colors[Color_fg] == pix_colors[i])	867	if (pix_colors[Color_fg] == pix_colors[i])
1124	{	868	{
…		…
1128		872
1129	for (i = Color_Black; i <= Color_White; i++)	873	for (i = Color_Black; i <= Color_White; i++)
1130	if (pix_colors[Color_bg] == pix_colors[i])	874	if (pix_colors[Color_bg] == pix_colors[i])
1131	{	875	{
1132	sprintf (bstr, "%d", (i - Color_Black));	876	sprintf (bstr, "%d", (i - Color_Black));
1133	#ifdef XPM_BACKGROUND	877	#ifdef BG_IMAGE_FROM_FILE
1134	xpmb = "default;";	878	xpmb = "default;";
1135	#endif	879	#endif
1136	break;	880	break;
1137	}	881	}
1138		882
1139	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	883	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1140	}	884	}
1141		885
1142	/*----------------------------------------------------------------------*/	886	/*----------------------------------------------------------------------*/
1143		887
1144	int	888	bool
1145	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	889	rxvt_term::set_color (rxvt_color &color, const char *name)
1146	{	890	{
1147	if (!screen_in_out->set (display, colour))	891	if (color.set (this, name))
1148	{
1149	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1150	return false;
1151	}
1152
1153	return true;	892	return true;
		893
		894	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		895	return false;
		896	}
		897
		898	void
		899	rxvt_term::alias_color (int dst, int src)
		900	{
		901	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1154	}	902	}
1155		903
1156	/* -------------------------------------------------------------------- *	904	/* -------------------------------------------------------------------- *
1157	* - WINDOW RESIZING - *	905	* - WINDOW RESIZING - *
1158	* -------------------------------------------------------------------- */	906	* -------------------------------------------------------------------- */
1159	void	907	void
1160	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	908	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1161	{	909	{
1162	int fix_screen;	910	int fix_screen;
1163	int old_width = szHint.width, old_height = szHint.height;	911	int old_width = szHint.width;
1164	dDisp;	912	int old_height = szHint.height;
1165		913
1166	window_calc (newwidth, newheight);	914	window_calc (newwidth, newheight);
		915
		916	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		917
		918	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		919	if (set_hint)
		920	{
		921	szHint.flags &= ~(PBaseSize | PResizeInc);
1167	XSetWMNormalHints (disp, parent[0], &szHint);	922	XSetWMNormalHints (dpy, parent[0], &szHint);
		923	szHint.flags |= PBaseSize | PResizeInc;
		924	}
1168		925
1169	if (!ignoreparent)	926	if (!ignoreparent)
1170	{	927	{
1171	#ifdef SMART_RESIZE	928	#ifdef SMART_RESIZE
1172	/*	929	/*
…		…
1176	int x, y, x1, y1;	933	int x, y, x1, y1;
1177	int dx, dy;	934	int dx, dy;
1178	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	935	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1179	Window unused_cr;	936	Window unused_cr;
1180		937
1181	XTranslateCoordinates (disp, parent[0], display->root,	938	XTranslateCoordinates (dpy, parent[0], display->root,
1182	0, 0, &x, &y, &unused_cr);	939	0, 0, &x, &y, &unused_cr);
1183	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	940	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1184	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	941	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1185	/*	942	/*
1186	* if display->root isn't the parent window, a WM will probably have offset	943	* if display->root isn't the parent window, a WM will probably have offset
1187	* our position for handles and decorations. Counter it	944	* our position for handles and decorations. Counter it
1188	*/	945	*/
…		…
1190	{	947	{
1191	x -= x1;	948	x -= x1;
1192	y -= y1;	949	y -= y1;
1193	}	950	}
1194		951
1195	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	952	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1196	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	953	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1197	dx = old_width - szHint.width;	954	dx = old_width - szHint.width;
1198	dy = old_height - szHint.height;	955	dy = old_height - szHint.height;
1199		956
1200	/* Check position of the center of the window */	957	/* Check position of the center of the window */
1201	if (x < x1) /* left half */	958	if (x < x1) /* left half */
1202	dx = 0;	959	dx = 0;
…		…
1205	if (y < y1) /* top half */	962	if (y < y1) /* top half */
1206	dy = 0;	963	dy = 0;
1207	else if (y == y1) /* exact center */	964	else if (y == y1) /* exact center */
1208	dy /= 2;	965	dy /= 2;
1209		966
1210	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	967	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1211	szHint.width, szHint.height);	968	szHint.width, szHint.height);
1212	#else	969	#else
1213	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	970	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1214	#endif	971	#endif
1215	}	972	}
		973
		974	if (set_hint)
		975	XSetWMNormalHints (dpy, parent[0], &szHint);
1216		976
1217	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	977	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1218		978
1219	if (fix_screen || newwidth != old_width || newheight != old_height)	979	if (fix_screen || newwidth != old_width || newheight != old_height)
1220	{	980	{
1221	if (scrollBar.state)	981	if (scrollBar.state)
1222	{	982	scrollBar.resize ();
1223	XMoveResizeWindow (disp, scrollBar.win,
1224	window_sb_x, 0,
1225	scrollbar_TotalWidth (), szHint.height);
1226	resize_scrollbar ();
1227	}
1228		983
1229	XMoveResizeWindow (disp, vt,	984	XMoveResizeWindow (dpy, vt,
1230	window_vt_x, window_vt_y,	985	window_vt_x, window_vt_y,
1231	width, height);	986	width, height);
1232		987
1233	scr_clear ();	988	#ifdef HAVE_BG_PIXMAP
1234	#ifdef XPM_BACKGROUND	989	if (bgPixmap.window_size_sensitive ())
1235	resize_pixmap ();	990	update_background ();
1236	#endif	991	#endif
1237	}	992	}
1238		993
1239	if (fix_screen || old_height == 0)	994	if (fix_screen || old_height == 0)
1240	{
1241	int curr_screen = -1;
1242	int old_ncol = prev_ncol;
1243
1244	/* scr_reset only works on the primary screen */
1245	if (old_height) /* this is not the first time through */
1246	{
1247	unsigned int ocol = ncol;
1248	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1249	curr_screen = scr_change_screen (PRIMARY);
1250	ncol = ocol;
1251	}
1252
1253	scr_reset ();	995	scr_reset ();
1254		996
1255	if (curr_screen >= 0) /* this is not the first time through */	997	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1256	{	998	//scr_touch (false);
1257	scr_change_screen (curr_screen);
1258	selection_check (old_ncol != ncol ? 4 : 0);
1259	}
1260	}
1261		999
1262	old_width = szHint.width;	1000	#ifdef HAVE_BG_PIXMAP
1263	old_height = szHint.height;	1001	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1264		1002	// if (bgPixmap.pixmap)
1265	#ifdef XPM_BACKGROUND
1266	if (pixmap)
1267	scr_touch (false);	1003	// scr_touch (false);
1268	#endif	1004	#endif
1269		1005
1270	#ifdef USE_XIM	1006	#ifdef USE_XIM
1271	IMSetStatusPosition ();	1007	IMSetPosition ();
1272	#endif	1008	#endif
1273	}	1009	}
1274		1010
1275	/*	1011	/*
1276	* 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.
…		…
1281	{	1017	{
1282	XWindowAttributes wattr;	1018	XWindowAttributes wattr;
1283		1019
1284	if (newwidth == 0 || newheight == 0)	1020	if (newwidth == 0 || newheight == 0)
1285	{	1021	{
1286	XGetWindowAttributes (display->display, display->root, &wattr);	1022	XGetWindowAttributes (dpy, display->root, &wattr);
1287		1023
1288	if (newwidth == 0)	1024	if (newwidth == 0)
1289	newwidth = wattr.width - szHint.base_width;	1025	newwidth = wattr.width - szHint.base_width;
1290	if (newheight == 0)	1026	if (newheight == 0)
1291	newheight = wattr.height - szHint.base_height;	1027	newheight = wattr.height - szHint.base_height;
…		…
1305	#ifdef USE_XIM	1041	#ifdef USE_XIM
1306		1042
1307	void	1043	void
1308	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1044	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1309	{	1045	{
1310	fg = pix_colors[Color_fg];	1046	fg = pix_colors [Color_fg];
1311	bg = pix_colors[Color_bg];	1047	bg = pix_colors [Color_bg];
1312	}	1048	}
1313		1049
1314	void	1050	void
1315	rxvt_term::im_set_size (XRectangle &size)	1051	rxvt_term::im_set_size (XRectangle &size)
1316	{	1052	{
…		…
1339		1075
1340	/* Checking whether input method is running. */	1076	/* Checking whether input method is running. */
1341	bool	1077	bool
1342	rxvt_term::IMisRunning ()	1078	rxvt_term::IMisRunning ()
1343	{	1079	{
1344	char *p;
1345	Atom atom;	1080	Atom atom;
1346	Window win;	1081	Window win;
1347	char server[IMBUFSIZ];	1082	char server[IMBUFSIZ];
1348		1083
1349	/* get current locale modifier */	1084	/* get current locale modifier */
1350	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1085	if (char *p = XSetLocaleModifiers (0))
1351	{	1086	{
1352	strcpy (server, "@server=");	1087	strcpy (server, "@server=");
1353	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1088	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1354		1089
1355	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1090	if (p = strchr (server + 1, '@')) /* first one only */
1356	*p = '\0';	1091	*p = '\0';
1357		1092
1358	atom = XInternAtom (display->display, server, False);	1093	atom = XInternAtom (dpy, server, False);
1359	win = XGetSelectionOwner (display->display, atom);	1094	win = XGetSelectionOwner (dpy, atom);
1360		1095
1361	if (win != None)	1096	if (win != None)
1362	return True;	1097	return True;
1363	}	1098	}
1364		1099
…		…
1371	XPoint nspot;	1106	XPoint nspot;
1372	XVaNestedList preedit_attr;	1107	XVaNestedList preedit_attr;
1373		1108
1374	if (!Input_Context	1109	if (!Input_Context
1375	|| !focus	1110	|| !focus
1376	|| !(input_style & XIMPreeditPosition))	1111	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1377	return;	1112	return;
1378		1113
1379	im_set_position (nspot);	1114	im_set_position (nspot);
1380		1115
1381	if (nspot.x == spot.x && nspot.y == spot.y)	1116	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1400	input_method = 0;	1135	input_method = 0;
1401	}	1136	}
1402		1137
1403	Input_Context = 0;	1138	Input_Context = 0;
1404	}	1139	}
		1140
		1141	#ifdef ENABLE_XIM_ONTHESPOT
		1142
		1143	static void
		1144	xim_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
		1150	static void
		1151	xim_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
		1157	static void
		1158	xim_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	void *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 ((text->length + 1) * sizeof (wchar_t));
		1176	mbstowcs ((wchar_t *)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 = (void *)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
		1201	static void
		1202	xim_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
1405		1214
1406	/*	1215	/*
1407	* 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
1408	* open a suitable preedit type	1217	* open a suitable preedit type
1409	*/	1218	*/
…		…
1416	XRectangle rect, status_rect, needed_rect;	1225	XRectangle rect, status_rect, needed_rect;
1417	unsigned long fg, bg;	1226	unsigned long fg, bg;
1418	const char *p;	1227	const char *p;
1419	char **s;	1228	char **s;
1420	XIMStyles *xim_styles;	1229	XIMStyles *xim_styles;
		1230	#ifdef ENABLE_XIM_ONTHESPOT
		1231	XIMCallback xcb[4];
		1232	#endif
1421		1233
1422	set_environ (envv);	1234	set_environ (envv);
1423		1235
1424	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1236	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1425	return false;	1237	return false;
1426		1238
1427	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1428	input_method = display->get_xim (locale, modifiers);	1239	input_method = display->get_xim (locale, modifiers);
1429	if (input_method == NULL)	1240	if (input_method == NULL)
1430	return false;	1241	return false;
1431		1242
1432	xim = input_method->xim;	1243	xim = input_method->xim;
…		…
1452	s = rxvt_splitcommastring (p);	1263	s = rxvt_splitcommastring (p);
1453		1264
1454	for (i = found = 0; !found && s[i]; i++)	1265	for (i = found = 0; !found && s[i]; i++)
1455	{	1266	{
1456	if (!strcmp (s[i], "OverTheSpot"))	1267	if (!strcmp (s[i], "OverTheSpot"))
1457	input_style = (XIMPreeditPosition | XIMStatusNothing);	1268	input_style = XIMPreeditPosition | XIMStatusNothing;
1458	else if (!strcmp (s[i], "OffTheSpot"))	1269	else if (!strcmp (s[i], "OffTheSpot"))
1459	input_style = (XIMPreeditArea | XIMStatusArea);	1270	input_style = XIMPreeditArea | XIMStatusArea;
1460	else if (!strcmp (s[i], "Root"))	1271	else if (!strcmp (s[i], "Root"))
1461	input_style = (XIMPreeditNothing | XIMStatusNothing);	1272	input_style = XIMPreeditNothing | XIMStatusNothing;
1462	else if (!strcmp (s[i], "None"))	1273	else if (!strcmp (s[i], "None"))
1463	input_style = (XIMPreeditNone | XIMStatusNone);	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;
1464		1281
1465	for (j = 0; j < xim_styles->count_styles; j++)	1282	for (j = 0; j < xim_styles->count_styles; j++)
1466	if (input_style == xim_styles->supported_styles[j])	1283	if (input_style == xim_styles->supported_styles[j])
1467	{	1284	{
1468	rxvt_freecommastring (s);	1285	rxvt_freecommastring (s);
…		…
1506	"*",	1323	"*",
1507	fheight,	1324	fheight,
1508	fheight + 1, fheight - 1,	1325	fheight + 1, fheight - 1,
1509	fheight - 2, fheight + 2);	1326	fheight - 2, fheight + 2);
1510		1327
1511	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1328	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1512	&missing_charset_list, &missing_charset_count, &def_string);	1329	&missing_charset_list, &missing_charset_count, &def_string);
1513		1330
1514	if (missing_charset_list)	1331	if (missing_charset_list)
1515	XFreeStringList (missing_charset_list);	1332	XFreeStringList (missing_charset_list);
1516		1333
…		…
1557	XNBackground, bg,	1374	XNBackground, bg,
1558	XNArea, &status_rect,	1375	XNArea, &status_rect,
1559	XNFontSet, fs,	1376	XNFontSet, fs,
1560	NULL);	1377	NULL);
1561	}	1378	}
		1379	#if ENABLE_XIM_ONTHESPOT
		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
		1399	NULL);
		1400	}
		1401	#endif
1562		1402
1563	Input_Context = XCreateIC (xim,	1403	Input_Context = XCreateIC (xim,
1564	XNInputStyle, input_style,	1404	XNInputStyle, input_style,
1565	XNClientWindow, vt,	1405	XNClientWindow, vt,
1566	XNFocusWindow, parent[0],	1406	XNFocusWindow, parent[0],
…		…
1568	preedit_attr,	1408	preedit_attr,
1569	status_attr ? XNStatusAttributes : NULL,	1409	status_attr ? XNStatusAttributes : NULL,
1570	status_attr, NULL);	1410	status_attr, NULL);
1571		1411
1572	if (preedit_attr) XFree (preedit_attr);	1412	if (preedit_attr) XFree (preedit_attr);
1573	if (status_attr) XFree (status_attr);	1413	if (status_attr) XFree (status_attr);
1574	if (fs) XFreeFontSet (display->display, fs);	1414	if (fs) XFreeFontSet (dpy, fs);
1575		1415
1576	if (Input_Context == NULL)	1416	if (Input_Context == NULL)
1577	{	1417	{
1578	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1418	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1579	im_destroy ();	1419	im_destroy ();
1580	return false;	1420	return false;
1581	}	1421	}
1582		1422
1583	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
1584	IMSetStatusPosition ();	1429	IMSetPosition ();
1585		1430
1586	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1587	return true;	1431	return true;
1588	}	1432	}
1589		1433
1590	void	1434	void
1591	rxvt_term::im_cb ()	1435	rxvt_term::im_cb ()
…		…
1597		1441
1598	make_current ();	1442	make_current ();
1599		1443
1600	im_destroy ();	1444	im_destroy ();
1601		1445
1602	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1603	if (Input_Context)	1446	if (Input_Context)
1604	return;	1447	return;
1605		1448
1606	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1449	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1607	if (rs[Rs_imLocale])	1450	if (rs[Rs_imLocale])
…		…
1649	SET_LOCALE (locale);	1492	SET_LOCALE (locale);
1650	#endif	1493	#endif
1651	}	1494	}
1652		1495
1653	void	1496	void
1654	rxvt_term::IMSetStatusPosition ()	1497	rxvt_term::IMSetPosition ()
1655	{	1498	{
1656	XRectangle preedit_rect, status_rect, *needed_rect;	1499	XRectangle preedit_rect, status_rect, *needed_rect;
1657	XVaNestedList preedit_attr, status_attr;	1500	XVaNestedList preedit_attr, status_attr;
1658		1501
1659	if (!Input_Context	1502	if (!Input_Context
1660	|| !focus	1503	|| !focus
1661	|| !(input_style & XIMPreeditArea)	1504	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1662	|| !IMisRunning ())	1505	|| !IMisRunning ())
1663	return;	1506	return;
1664		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	{
1665	/* Getting the necessary width of preedit area */	1518	/* Getting the necessary width of preedit area */
1666	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1519	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1667	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1520	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1668	XFree (status_attr);	1521	XFree (status_attr);
1669		1522
1670	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1523	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1671	XFree (needed_rect);	1524	XFree (needed_rect);
1672		1525
1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1526	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1674	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1527	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1675		1528
1676	XSetICValues (Input_Context,	1529	XSetICValues (Input_Context,
1677	XNPreeditAttributes, preedit_attr,	1530	XNPreeditAttributes, preedit_attr,
1678	XNStatusAttributes, status_attr, NULL);	1531	XNStatusAttributes, status_attr,
		1532	NULL);
1679		1533
		1534	XFree (status_attr);
		1535	}
		1536
1680	XFree (preedit_attr);	1537	XFree (preedit_attr);
1681	XFree (status_attr);
1682	}	1538	}
1683	#endif /* USE_XIM */	1539	#endif /* USE_XIM */
1684		1540
1685	/*----------------------------------------------------------------------*/	1541	void
1686	rxvt_t rxvt_current_term;	1542	rxvt_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
		1549	Pixmap
		1550	rxvt_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
		1572	void
		1573	rxvt_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
		1580	void
		1581	rxvt_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
		1596	void
		1597	rxvt_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 */
1687		1607
1688	/*----------------------- end-of-file (C source) -----------------------*/	1608	/*----------------------- end-of-file (C source) -----------------------*/

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