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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.67 by pcg, Sun May 9 18:19:49 2004 UTC vs.
Revision 1.316 by root, Sun Apr 26 01:51:20 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) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
49	vector<rxvt_term *> rxvt_term::termlist;	54	vector<rxvt_term *> rxvt_term::termlist;
50		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
51	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
52		60
53	bool	61	bool
54	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
55	{	63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
56	if (!locale || !STRNCMP (locale, curlocale, 128))	69	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	70	return false;
58		71
59	STRNCPY (curlocale, locale, 128);	72	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
61	return true;	74	return true;
62	}	75	}
63		76
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
64	#if ENABLE_COMBINING	90	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
66		92
67	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)
68	{	94	{
69	compose_char *cc;	95	compose_char *cc;
70		96
71	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	99	cc = (*this)[c1];
74	while (cc)	100	while (cc)
75	{	101	{
…		…
123	return len;	149	return len;
124		150
125	}	151	}
126	#endif	152	#endif
127		153
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
144	:	155	{
145	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	#if HAVE_BG_PIXMAP
146	termwin_ev (this, &rxvt_term::x_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	vt_ev (this, &rxvt_term::x_cb),
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif	158	#endif
154	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	161	#endif
157	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#ifdef USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
159	#endif	180	#endif
160	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
161	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
162	#endif	183	#endif
		184	#ifndef NO_BELL
		185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		186	#endif
		187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		191	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194
		195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
		209	if (cmd_pid)
		210	kill (-cmd_pid, SIGHUP);
		211
		212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
		215
		216	rxvt_term::~rxvt_term ()
		217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bgPixmap.destroy ();
		231	#endif
		232	#ifdef HAVE_AFTERIMAGE
		233	if (asv)
		234	destroy_asvisual (asv, 0);
		235	if (asimman)
		236	destroy_image_manager (asimman, 0);
		237	#endif
		238
		239	if (display)
		240	{
		241	selection_clear ();
		242
163	#ifdef USE_XIM	243	#ifdef USE_XIM
164	im_ev (this, &rxvt_term::im_cb),	244	im_destroy ();
165	#endif	245	#endif
166	check_ev (this, &rxvt_term::check_cb),	246	scrollBar.destroy ();
167	destroy_ev (this, &rxvt_term::destroy_cb),	247	if (gc) XFreeGC (dpy, gc);
168	pty_ev (this, &rxvt_term::pty_cb),
169	incr_ev (this, &rxvt_term::incr_cb)
170	{
171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172		248
173	termlist.push_back (this);
174	}
175
176	rxvt_term::~rxvt_term ()
177	{
178	termlist.erase (find (termlist.begin (), termlist.end(), this));
179
180	if (cmd_fd >= 0)
181	close (cmd_fd);
182
183	#ifndef NO_SETOWNER_TTYDEV
184	privileged_ttydev (RESTORE);
185	#endif
186	#ifdef UTMP_SUPPORT
187	privileged_utmp (RESTORE);
188	#endif
189
190	delete TermWin.fontset;
191
192	if (display)
193	{
194	selection_clear ();
195
196	#ifdef MENUBAR
197	if (menubarGC) XFreeGC (display->display, menubarGC);
198	#endif
199	#ifdef XTERM_SCROLLBAR
200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
201	if (ShadowGC) XFreeGC (display->display, ShadowGC);
202	#endif
203	#ifdef PLAIN_SCROLLBAR
204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
205	#endif
206	#ifdef NEXT_SCROLLBAR
207	if (blackGC) XFreeGC (display->display, blackGC);
208	if (whiteGC) XFreeGC (display->display, whiteGC);
209	if (grayGC) XFreeGC (display->display, grayGC);
210	if (darkGC) XFreeGC (display->display, darkGC);
211	if (stippleGC) XFreeGC (display->display, stippleGC);
212	if (dimple) XFreePixmap (display->display, dimple);
213	if (upArrow) XFreePixmap (display->display, upArrow);
214	if (downArrow) XFreePixmap (display->display, downArrow);
215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
217	#endif
218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
219	if (topShadowGC) XFreeGC (display->display, topShadowGC);
220	if (botShadowGC) XFreeGC (display->display, botShadowGC);
221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
222	#endif
223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
224
225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226	delete menuBar.drawable;	249	delete drawable;
227	//if (menuBar.win)
228	// XDestroyWindow (display->display, menuBar.win);
229	#endif
230	delete TermWin.drawable;
231	// destroy all windows	250	// destroy all windows
232	if (TermWin.parent[0])	251	if (parent[0])
233	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent[0]);
234	}
235		253
236	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
		255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
		258	#if OFF_FOCUS_FADING
		259	pix_colors_unfocused [i].free (this);
		260	#endif
		261	}
237		262
238	delete PixColors;	263	clear ();
239		264
		265	display->flush (); /* ideally .put should do this */
240	displays.put (display);	266	displays.put (display);
		267	}
241		268
242	scr_release ();	269	scr_release ();
243		270
244	/* clear all resources */	271	/* clear all resources */
245	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
246	free (allocated[i]);	273	free (allocated [i]);
247		274
248	free (selection.text);	275	free (selection.text);
249	// TODO: manage env vars in child only(!)	276	// TODO: manage env vars in child only(!)
250	free (env_windowid);
251	free (env_display);	277	free (env_display);
252	free (env_term);	278	free (env_term);
253	free (env_colorfgbg);
254	free (locale);	279	free (locale);
255	#if 0	280	free (v_buffer);
256	free (codeset);	281	free (incr_buf);
257	#endif
258		282
259	delete envv;	283	delete envv;
260	delete argv;	284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
		289	#ifndef NO_RESOURCES
		290	XrmDestroyDatabase (option_db);
		291	#endif
		292	}
		293
		294	// child has exited, usually destroys
		295	void
		296	rxvt_term::child_cb (ev::child &w, int status)
		297	{
		298	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		299
		300	cmd_pid = 0;
		301
		302	if (!option (Opt_hold))
		303	destroy ();
261	}	304	}
262		305
263	void	306	void
264	rxvt_term::destroy ()	307	rxvt_term::destroy ()
265	{	308	{
		309	if (destroy_ev.is_active ())
		310	return;
		311
		312	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		313
		314	#if ENABLE_OVERLAY
		315	scr_overlay_off ();
		316	#endif
		317
266	if (display)	318	if (display)
267	{	319	{
		320	#if USE_XIM
		321	im_ev.stop (display);
		322	#endif
		323	scrollbar_ev.stop (display);
		324	#if ENABLE_TRANSPARENCY || ENABLE_PERL
268	rootwin_ev.stop (display);	325	rootwin_ev.stop (display);
		326	#endif
		327	incr_ev.stop ();
269	termwin_ev.stop (display);	328	termwin_ev.stop (display);
270	vt_ev.stop (display);	329	vt_ev.stop (display);
271	#ifdef USE_XIM
272	im_destroy ();
273	im_ev.stop (display);
274	#endif
275	#ifdef HAVE_SCROLLBARS
276	scrollbar_ev.stop (display);
277	#endif
278	#ifdef MENUBAR
279	menubar_ev.stop (display);
280	#endif
281	}	330	}
282		331
283	check_ev.stop ();	332	flush_ev.stop ();
284	pty_ev.stop ();	333	pty_ev.stop ();
285	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
286	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
287	#endif	336	#endif
288	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
289	text_blink_ev.stop ();	338	text_blink_ev.stop ();
290	#endif	339	#endif
		340	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		341	cont_scroll_ev.stop ();
		342	#endif
		343	#ifdef SELECTION_SCROLLING
		344	sel_scroll_ev.stop ();
		345	#endif
291	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
292	pointer_ev.stop ();	347	pointer_ev.stop ();
293	#endif	348	#endif
294		349
295	destroy_ev.start (0);	350	destroy_ev.start ();
296	}	351	}
297		352
298	void	353	void
299	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
300	{	355	{
301	SET_R (this);	356	make_current ();
302		357
303	delete this;	358	delete this;
304	}
305
306	/*----------------------------------------------------------------------*/
307	/* rxvt_init () */
308	bool
309	rxvt_term::init (int argc, const char *const *argv)
310	{
311	SET_R (this);
312
313	if (!init_vars ())
314	return false;
315
316	/*
317	* Save and then give up any super-user privileges
318	* If we need privileges in any area then we must specifically request it.
319	* We should only need to be root in these cases:
320	* 1. write utmp entries on some systems
321	* 2. chown tty on some systems
322	*/
323	privileges (SAVE);
324	privileges (IGNORE);
325
326	init_secondary ();
327
328	const char **cmd_argv = init_resources (argc, argv);
329
330	set_locale ("");
331
332	#if MENUBAR_MAX
333	menubar_read (rs[Rs_menu]);
334	#endif
335	#ifdef HAVE_SCROLLBARS
336	if (Options & Opt_scrollBar)
337	scrollBar.setIdle (); /* set existence for size calculations */
338	#endif
339
340	create_windows (argc, argv);
341
342	init_xlocale ();
343
344	scr_reset (); /* initialize screen */
345
346	#if 0
347	XSynchronize (display->display, True);
348	#endif
349
350	#ifdef HAVE_SCROLLBARS
351	if (Options & Opt_scrollBar)
352	resize_scrollbar (); /* create and map scrollbar */
353	#endif
354	#if (MENUBAR_MAX)
355	if (menubar_visible ())
356	XMapWindow (display->display, menuBar.win);
357	#endif
358	#ifdef TRANSPARENT
359	if (Options & Opt_transparent)
360	{
361	XSelectInput (display->display, display->root, PropertyChangeMask);
362	check_our_parents ();
363	}
364	#endif
365
366	rootwin_ev.start (display, display->root);
367
368	XMapWindow (display->display, TermWin.vt);
369	XMapWindow (display->display, TermWin.parent[0]);
370
371	init_command (cmd_argv);
372
373	pty_ev.start (cmd_fd, EVENT_READ);
374
375	check_ev.start ();
376
377	return true;
378	}
379
380	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
381
382	void
383	rxvt_init_signals ()
384	{
385	/* install exit handler for cleanup */
386	#if 0
387	#ifdef HAVE_ATEXIT
388	atexit (rxvt_clean_exit);
389	#else
390	#endif
391	#endif
392
393	struct sigaction sa;
394
395	sigfillset (&sa.sa_mask);
396	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
397	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
398	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
399	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
400	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
401	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
402	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
403
404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
405	/* signal (SIGURG, SIG_DFL); */
406
407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
409	}
410
411	/* ------------------------------------------------------------------------- *
412	* SIGNAL HANDLING & EXIT HANDLER *
413	* ------------------------------------------------------------------------- */
414	/*
415	* Catch a SIGCHLD signal and exit if the direct child has died
416	*/
417
418	void rxvt_term::child_exited (int pid)
419	{
420	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
421	if (pid == (*t)->cmd_pid)
422	{
423	(*t)->destroy ();
424	break;
425	}
426	}
427
428	/* ARGSUSED */
429	/* EXTPROTO */
430	RETSIGTYPE
431	rxvt_Child_signal (int sig __attribute__ ((unused)))
432	{
433	int pid, save_errno = errno;
434
435	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
436	rxvt_term::child_exited (pid);
437
438	errno = save_errno;
439	}
440
441	/*
442	* Catch a fatal signal and tidy up before quitting
443	*/
444	/* EXTPROTO */
445	RETSIGTYPE
446	rxvt_Exit_signal (int sig)
447	{
448	signal (sig, SIG_DFL);
449	#ifdef DEBUG_CMD
450	rxvt_warn ("caught signal %d, exiting.\n", sig);
451	#endif
452	rxvt_clean_exit ();
453	kill (getpid (), sig);
454	}
455
456	/* INTPROTO */
457	int
458	rxvt_xerror_handler (Display *display, XErrorEvent *event)
459	{
460	if (GET_R->allowedxerror == -1)
461	GET_R->allowedxerror = event->error_code;
462	else
463	{
464	old_xerror_handler (display, event);
465	GET_R->destroy ();
466	}
467
468	return 0;
469	}	359	}
470		360
471	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
472	/*	362	/*
473	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
474	* TODO: if debugging, this should free up any known resources if we can	364	* TODO: if debugging, this should free up any known resources if we can
475	*/	365	*/
476	/* EXTPROTO */	366	static XErrorHandler old_xerror_handler;
477	void
478	rxvt_clean_exit ()
479	{
480	// TODO: rxvtd should clean up all ressources
481	if (GET_R)
482	GET_R->destroy ();
483	}
484		367
485	/* ------------------------------------------------------------------------- *	368	static void
486	* MEMORY ALLOCATION WRAPPERS *	369	rxvt_emergency_cleanup ()
487	* ------------------------------------------------------------------------- */
488	/* EXTPROTO */
489	void *
490	rxvt_malloc (size_t size)
491	{	370	{
492	void *p;	371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
493		372	(*t)->emergency_cleanup ();
494	p = malloc (size);
495	if (p)
496	return p;
497
498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499	rxvt_clean_exit ();
500	exit (EXIT_FAILURE);
501	/* NOTREACHED */
502	}	373	}
503		374
504	/* EXTPROTO */	375	#if !ENABLE_MINIMAL
505	void *	376	static void
506	rxvt_calloc (size_t number, size_t size)	377	print_x_error (Display *dpy, XErrorEvent *event)
507	{	378	{
508	void *p;	379	char buffer[BUFSIZ];
509		380	char mesg[BUFSIZ];
510	p = calloc (number, size);	381	char number[32];
511	if (p)	382	char *mtype = "XlibMessage";
512	return p;	383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
513		384	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	385	rxvt_warn ("An X Error occured, trying to continue after report.\n");
515	rxvt_clean_exit ();	386	rxvt_warn ("%s: %s\n", mesg, buffer);
516	exit (EXIT_FAILURE);	387	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
517	/* NOTREACHED */	388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		389	sprintf(number, "%d", event->request_code);
		390	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		391	rxvt_warn ("(which is %s)\n", buffer);
		392	if (event->request_code >= 128) {
		393	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		394	mesg, BUFSIZ);
		395	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		396	}
		397	if ((event->error_code == BadWindow) ||
		398	(event->error_code == BadPixmap) ||
		399	(event->error_code == BadCursor) ||
		400	(event->error_code == BadFont) ||
		401	(event->error_code == BadDrawable) ||
		402	(event->error_code == BadColor) ||
		403	(event->error_code == BadGC) ||
		404	(event->error_code == BadIDChoice) ||
		405	(event->error_code == BadValue) ||
		406	(event->error_code == BadAtom)) {
		407	if (event->error_code == BadValue)
		408	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		409	mesg, BUFSIZ);
		410	else if (event->error_code == BadAtom)
		411	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		412	mesg, BUFSIZ);
		413	else
		414	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		417	}
		418	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
518	}	421	}
		422	#endif
519		423
520	/* EXTPROTO */	424	int
521	void *	425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
522	rxvt_realloc (void *ptr, size_t size)
523	{	426	{
524	void *p;	427	if (GET_R->allowedxerror == -1)
525		428	GET_R->allowedxerror = event->error_code;
526	if (ptr)
527	p = realloc (ptr, size);
528	else	429	else
529	p = malloc (size);	430	{
530	if (p)	431	// GET_R is most likely not the terminal which caused the error,
		432	// so just output the error and continue
		433	#if ENABLE_MINIMAL
		434	old_xerror_handler (display, event);
		435	#else
		436	print_x_error (display, event);
		437	#endif
		438	}
		439
531	return p;	440	return 0;
		441	}
532		442
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	443	int
534	rxvt_clean_exit ();	444	rxvt_xioerror_handler (Display *display)
		445	{
		446	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		447	DisplayString (display));
		448	rxvt_emergency_cleanup ();
535	exit (EXIT_FAILURE);	449	_exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}	450	}
538		451
539	/* ------------------------------------------------------------------------- *	452	static struct sig_handlers
540	* PRIVILEGED OPERATIONS *
541	* ------------------------------------------------------------------------- */
542	/* take care of suid/sgid super-user (root) privileges */
543	void
544	rxvt_term::privileges (int mode)
545	{	453	{
546	#if ! defined(__CYGWIN32__)	454	ev::sig sw_term, sw_int;
547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	455
548	/* setreuid () is the poor man's setuid (), seteuid () */	456	/*
549	# define seteuid(a) setreuid(-1, (a))	457	* Catch a fatal signal and tidy up before quitting
550	# define setegid(a) setregid(-1, (a))	458	*/
551	# define HAVE_SETEUID	459	void sig_term (ev::sig &w, int revents);
552	# endif	460
553	# ifdef HAVE_SETEUID	461	sig_handlers ()
554	switch (mode)
555	{	462	{
556	case IGNORE:	463	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
557	/*	464	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
558	* change effective uid/gid - not real uid/gid - so we can switch
559	* back to root later, as required
560	*/
561	seteuid (getuid ());
562	setegid (getgid ());
563	break;
564	case SAVE:
565	euid = geteuid ();
566	egid = getegid ();
567	break;
568	case RESTORE:
569	seteuid (euid);
570	setegid (egid);
571	break;
572	}	465	}
573	# else	466	} sig_handlers;
574	switch (mode)
575	{
576	case IGNORE:
577	setuid (getuid ());
578	setgid (getgid ());
579	/* FALLTHROUGH */
580	case SAVE:
581	/* FALLTHROUGH */
582	case RESTORE:
583	break;
584	}
585	# endif
586	#endif
587	}
588		467
589	#ifdef UTMP_SUPPORT
590	void	468	void
591	rxvt_term::privileged_utmp (char action)	469	sig_handlers::sig_term (ev::sig &w, int revents)
592	{	470	{
593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	471	rxvt_emergency_cleanup ();
594	action, next_utmp_action, getpid ()));	472	w.stop ();
595	if (next_utmp_action != action || (action != SAVE && action != RESTORE)	473	kill (getpid (), w.signum);
596	|| (Options & Opt_utmpInhibit)
597	|| ttydev == NULL || *ttydev == '\0')
598	return;
599
600	privileges (RESTORE);
601	if (action == SAVE)
602	{
603	next_utmp_action = RESTORE;
604	makeutent (ttydev, rs[Rs_display_name]);
605	}
606	else
607	{ /* action == RESTORE */
608	next_utmp_action = IGNORE;
609	cleanutent ();
610	}
611	privileges (IGNORE);
612	}	474	}
613	#endif
614		475
615	#ifndef NO_SETOWNER_TTYDEV	476	char **rxvt_environ; // startup environment
616	void
617	rxvt_term::privileged_ttydev (char action)
618	{
619	D_MAIN ((stderr,
620	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
621	action, next_tty_action, getpid ()));
622	if (next_tty_action != action || (action != SAVE && action != RESTORE)
623	|| ttydev == NULL || *ttydev == '\0')
624	return;
625		477
626	privileges (RESTORE);	478	void
		479	rxvt_init ()
		480	{
		481	ptytty::init ();
627		482
628	if (action == SAVE)	483	if (!ev_default_loop (0))
629	{	484	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
630	next_tty_action = RESTORE;
631	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
632	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
633	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
634	next_tty_action = IGNORE;
635	else
636	# endif
637		485
638	{	486	rxvt_environ = environ;
639	chown (ttydev, getuid (), ttygid); /* fail silently */
640	chmod (ttydev, ttymode);
641	# ifdef HAVE_REVOKE
642	revoke (ttydev);
643	# endif
644		487
645	}	488	signal (SIGHUP, SIG_IGN);
646	}	489	signal (SIGPIPE, SIG_IGN);
647	else
648	{ /* action == RESTORE */
649	next_tty_action = IGNORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	chmod (ttydev, ttyfd_stat.st_mode);
652	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
653	# else
654	chmod (ttydev,
655	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
656	chown (ttydev, 0, 0);
657	# endif
658		490
659	}	491	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		492	sig_handlers.sw_int.start (SIGINT); ev_unref ();
660		493
661	privileges (IGNORE);	494	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		495	/* signal (SIGURG, SIG_DFL); */
662		496
663	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	497	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
664	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	498	// TODO: handle this with exceptions and tolerate the memory loss
665	action == RESTORE ? "Restoring" : (action ==	499	XSetIOErrorHandler (rxvt_xioerror_handler);
666	SAVE ? "Saving" :	500
667	"UNKNOWN ERROR for"), ttydev,	501	XrmInitialize ();
668	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
669	ttyfd_stat.st_gid));
670	# endif
671	}	502	}
672	#endif
673		503
674	/*----------------------------------------------------------------------*/	504	/*----------------------------------------------------------------------*/
675	/*	505	/*
676	* window size/position calculcations for XSizeHint and other storage.	506	* window size/position calculations for XSizeHint and other storage.
677	* if width/height are non-zero then override calculated width/height	507	* if width/height are non-zero then override calculated width/height
678	*/	508	*/
679	void	509	void
680	rxvt_term::window_calc (unsigned int width, unsigned int height)	510	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681	{	511	{
682	short recalc_x, recalc_y;	512	short recalc_x, recalc_y;
683	int x, y, sb_w, mb_h, flags;	513	int x, y, flags;
684	unsigned int w, h;	514	unsigned int w, h;
685	unsigned int max_width, max_height;	515	unsigned int max_width, max_height;
686		516
687	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,
689	szHint.height));
690	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	517	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691	szHint.win_gravity = NorthWestGravity;	518	szHint.win_gravity = NorthWestGravity;
692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	519	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693		520
694	recalc_x = recalc_y = 0;	521	recalc_x = recalc_y = 0;
695	flags = 0;	522	flags = 0;
		523
696	if (!parsed_geometry)	524	if (!parsed_geometry)
697	{	525	{
698	parsed_geometry = 1;	526	parsed_geometry = 1;
		527
699	if (rs[Rs_geometry])	528	if (rs[Rs_geometry])
700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	529	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		530
701	if (flags & WidthValue)	531	if (flags & WidthValue)
702	{	532	{
703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	533	if (!w)
		534	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		535
		536	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
704	szHint.flags |= USSize;	537	szHint.flags |= USSize;
705	}	538	}
		539
706	if (flags & HeightValue)	540	if (flags & HeightValue)
707	{	541	{
708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	542	if (!h)
		543	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		544
		545	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
709	szHint.flags |= USSize;	546	szHint.flags |= USSize;
710	}	547	}
		548
711	if (flags & XValue)	549	if (flags & XValue)
712	{	550	{
713	szHint.x = x;	551	szHint.x = x;
714	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
715	if (flags & XNegative)	554	if (flags & XNegative)
716	{	555	{
717	recalc_x = 1;	556	recalc_x = 1;
718	szHint.win_gravity = NorthEastGravity;	557	szHint.win_gravity = NorthEastGravity;
719	}	558	}
720	}	559	}
		560
721	if (flags & YValue)	561	if (flags & YValue)
722	{	562	{
723	szHint.y = y;	563	szHint.y = y;
724	szHint.flags |= USPosition;	564	szHint.flags |= USPosition;
		565
725	if (flags & YNegative)	566	if (flags & YNegative)
726	{	567	{
727	recalc_y = 1;	568	recalc_y = 1;
		569
728	if (szHint.win_gravity == NorthEastGravity)	570	if (szHint.win_gravity == NorthEastGravity)
729	szHint.win_gravity = SouthEastGravity;	571	szHint.win_gravity = SouthEastGravity;
730	else	572	else
731	szHint.win_gravity = SouthWestGravity;	573	szHint.win_gravity = SouthWestGravity;
732	}	574	}
733	}	575	}
734	}	576	}
735		577
736	/* TODO: BOUNDS */	578	/* TODO: BOUNDS */
737	TermWin.width = TermWin.ncol * TermWin.fwidth;	579	width = ncol * fwidth;
738	TermWin.height = TermWin.nrow * TermWin.fheight;	580	height = nrow * fheight;
739	max_width = MAX_COLS * TermWin.fwidth;	581	max_width = MAX_COLS * fwidth;
740	max_height = MAX_ROWS * TermWin.fheight;	582	max_height = MAX_ROWS * fheight;
741		583
742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	584	szHint.base_width = szHint.base_height = 2 * int_bwidth;
743		585
744	sb_w = mb_h = 0;
745	window_vt_x = window_vt_y = 0;	586	window_vt_x = window_vt_y = int_bwidth;
746		587
747	if (scrollbar_visible ())	588	if (scrollBar.state)
748	{	589	{
749	sb_w = scrollbar_TotalWidth ();	590	int sb_w = scrollBar.total_width ();
750	szHint.base_width += sb_w;	591	szHint.base_width += sb_w;
		592
751	if (! (Options & Opt_scrollBar_right))	593	if (!option (Opt_scrollBar_right))
752	window_vt_x = sb_w;	594	window_vt_x += sb_w;
753	}
754
755	if (menubar_visible ())
756	{	595	}
757	mb_h = menuBar_TotalHeight ();
758	szHint.base_height += mb_h;
759	window_vt_y = mb_h;
760	}
761		596
762	szHint.width_inc = TermWin.fwidth;	597	szHint.width_inc = fwidth;
763	szHint.height_inc = TermWin.fheight;	598	szHint.height_inc = fheight;
764	szHint.min_width = szHint.base_width + szHint.width_inc;	599	szHint.min_width = szHint.base_width + szHint.width_inc;
765	szHint.min_height = szHint.base_height + szHint.height_inc;	600	szHint.min_height = szHint.base_height + szHint.height_inc;
766		601
767	if (width && width - szHint.base_width < max_width)	602	if (newwidth && newwidth - szHint.base_width < max_width)
768	{	603	{
769	szHint.width = width;	604	szHint.width = newwidth;
770	TermWin.width = width - szHint.base_width;	605	width = newwidth - szHint.base_width;
771	}	606	}
772	else	607	else
773	{	608	{
774	MIN_IT (TermWin.width, max_width);	609	min_it (width, max_width);
775	szHint.width = szHint.base_width + TermWin.width;	610	szHint.width = szHint.base_width + width;
776	}	611	}
777		612
778	if (height && height - szHint.base_height < max_height)	613	if (newheight && newheight - szHint.base_height < max_height)
779	{	614	{
780	szHint.height = height;	615	szHint.height = newheight;
781	TermWin.height = height - szHint.base_height;	616	height = newheight - szHint.base_height;
782	}	617	}
783	else	618	else
784	{	619	{
785	MIN_IT (TermWin.height, max_height);	620	min_it (height, max_height);
786	szHint.height = szHint.base_height + TermWin.height;	621	szHint.height = szHint.base_height + height;
787	}	622	}
788
789	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
790	window_sb_x = szHint.width - sb_w;
791		623
792	if (recalc_x)	624	if (recalc_x)
793	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	625	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
794	- szHint.width - 2 * TermWin.ext_bwidth);	626
795	if (recalc_y)	627	if (recalc_y)
796	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	628	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
797	- szHint.height - 2 * TermWin.ext_bwidth);
798		629
799	TermWin.ncol = TermWin.width / TermWin.fwidth;	630	ncol = width / fwidth;
800	TermWin.nrow = TermWin.height / TermWin.fheight;	631	nrow = height / fheight;
801	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
802	TermWin.ncol, TermWin.nrow, szHint.width,
803	szHint.height));
804	return;
805	}	632	}
806		633
807	/*----------------------------------------------------------------------*/	634	/*----------------------------------------------------------------------*/
808	/*	635	/*
809	* Tell the teletype handler what size the window is.	636	* Tell the teletype handler what size the window is.
810	* Called after a window size change.	637	* Called after a window size change.
811	*/	638	*/
812	void	639	void
813	rxvt_term::tt_winch ()	640	rxvt_term::tt_winch ()
814	{	641	{
		642	if (pty->pty < 0)
		643	return;
		644
815	struct winsize ws;	645	struct winsize ws;
816		646
817	if (cmd_fd < 0)
818	return;
819
820	ws.ws_col = TermWin.ncol;	647	ws.ws_col = ncol;
821	ws.ws_row = TermWin.nrow;	648	ws.ws_row = nrow;
822	ws.ws_xpixel = ws.ws_ypixel = 0;	649	ws.ws_xpixel = width;
823	#ifndef DEBUG_SIZE	650	ws.ws_ypixel = height;
824	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	651	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
825	#else	652
826	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	653	#if 0
827	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	654	// TIOCSWINSZ is supposed to do this automatically and correctly
828	# ifdef SIGWINCH
829	else if (cmd_pid) /* force through to the command */	655	if (cmd_pid) /* force through to the command */
830	kill (cmd_pid, SIGWINCH);	656	kill (-cmd_pid, SIGWINCH);
831	# endif
832	#endif	657	#endif
833	}	658	}
834		659
835	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
836	/* rxvt_change_font () - Switch to a new font */	661	/* set_fonts () - load and set the various fonts
837	/*	662	*
838	* init = 1 - initialize	663	* init = 1 - initialize
839	*	664	*
840	* fontname == FONT_UP - switch to bigger font	665	* fontname == FONT_UP - switch to bigger font
841	* fontname == FONT_DN - switch to smaller font	666	* fontname == FONT_DN - switch to smaller font
842	*/	667	*/
843	bool	668	bool
844	rxvt_term::change_font (const char *fontname)	669	rxvt_term::set_fonts ()
845	{	670	{
846	if (fontname == FONT_UP)
847	{
848	// TODO
849	}
850	else if (fontname == FONT_DN)
851	{
852	// TODO
853	}
854	else
855	{
856	rxvt_fontset *fs = new rxvt_fontset (this);	671	rxvt_fontset *fs = new rxvt_fontset (this);
		672	rxvt_fontprop prop;
857		673
858	if (fs && fs->populate (fontname ? fontname : "fixed"))	674	if (!fs
		675	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		676	|| !fs->realize_font (1))
		677	{
		678	delete fs;
		679	return false;
		680	}
		681
		682	#if ENABLE_STYLES
		683	for (int i = RS_styleCount; --i; )
		684	if (fontset[i] != fontset[0])
		685	delete fontset[i];
		686	#endif
		687
		688	delete fontset[0];
		689	fontset[0] = fs;
		690
		691	prop = (*fs)[1]->properties ();
		692	prop.height += lineSpace;
		693
		694	fs->set_prop (prop, false);
		695
		696	fwidth = prop.width;
		697	fheight = prop.height;
		698	fbase = prop.ascent;
		699
		700	for (int style = 1; style < 4; style++)
		701	{
		702	#if ENABLE_STYLES
		703	const char *res = rs[Rs_font + style];
		704
		705	if (res && !*res)
		706	fontset[style] = fontset[0];
		707	else
859	{	708	{
860	delete TermWin.fontset;	709	fontset[style] = fs = new rxvt_fontset (this);
861	TermWin.fontset = fs;	710	rxvt_fontprop prop2 = prop;
862	TermWin.fwidth = fs->base_font ()->width;
863	TermWin.fheight = fs->base_font ()->height;
864	TermWin.fbase = fs->base_font ()->ascent;
865		711
866	if (TermWin.parent[0])	712	if (res)
867	{	713	{
868	resize_all_windows (0, 0, 0);	714	fs->populate (res);
869	scr_remap_chars ();	715	fs->set_prop (prop2, false);
870	scr_touch (true);
871	}	716	}
		717	else
		718	{
		719	fs->populate (fontset[0]->fontdesc);
872		720
873	return true;	721	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		722	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		723
		724	fs->set_prop (prop2, true);
		725	}
		726
874	}	727	}
		728	#else
		729	fontset[style] = fontset[0];
		730	#endif
		731	}
		732
		733	if (parent[0])
875	}	734	{
		735	resize_all_windows (0, 0, 0);
		736	scr_remap_chars ();
		737	scr_touch (true);
		738	}
876		739
877	return false;	740	return true;
878	}	741	}
879		742
880	bool	743	void
881	rxvt_term::font_up_down (int n, int direction)	744	rxvt_term::set_string_property (Atom prop, const char *str, int len)
882	{	745	{
883	return false;	746	XChangeProperty (dpy, parent[0],
		747	prop, XA_STRING, 8, PropModeReplace,
		748	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		749	}
		750
		751	void
		752	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		753	{
		754	wchar_t *ws = rxvt_mbstowcs (str, len);
		755	char *s = rxvt_wcstoutf8 (ws);
		756
		757	XChangeProperty (dpy, parent[0],
		758	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		759	(const unsigned char *)s, strlen (s));
		760
		761	free (s);
		762	free (ws);
884	}	763	}
885		764
886	/*----------------------------------------------------------------------*/	765	/*----------------------------------------------------------------------*/
887	/*----------------------------------------------------------------------*/	766	/*----------------------------------------------------------------------*/
888	/* xterm sequences - title, iconName, color (exptl) */	767	/* xterm sequences - title, iconName, color (exptl) */
889	void	768	void
890	rxvt_term::set_title (const char *str)	769	rxvt_term::set_title (const char *str)
891	{	770	{
892	#ifdef SMART_WINDOW_TITLE	771	set_string_property (XA_WM_NAME, str);
893	char *name;	772	#if ENABLE_EWMH
894		773	set_utf8_property (xa[XA_NET_WM_NAME], str);
895	if (!XFetchName (display->display, TermWin.parent[0], &name))
896	name = NULL;
897
898	if (name == NULL || STRCMP (name, str))
899	#endif
900	XStoreName (display->display, TermWin.parent[0], str);
901
902	#ifdef SMART_WINDOW_TITLE
903	if (name)
904	XFree (name);
905	#endif	774	#endif
906	}	775	}
907		776
908	void	777	void
909	rxvt_term::set_icon_name (const char *str)	778	rxvt_term::set_icon_name (const char *str)
910	{	779	{
911	#ifdef SMART_WINDOW_TITLE	780	set_string_property (XA_WM_ICON_NAME, str);
912	char *name;	781	#if ENABLE_EWMH
913		782	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
914	if (!XGetIconName (display->display, TermWin.parent[0], &name))
915	name = NULL;
916
917	if (name == NULL || STRCMP (name, str))
918	#endif	783	#endif
919	XSetIconName (display->display, TermWin.parent[0], str);
920
921	#ifdef SMART_WINDOW_TITLE
922	if (name)
923	XFree (name);
924	#endif
925	}	784	}
926		785
		786	void
		787	rxvt_term::set_window_color (int idx, const char *color)
		788	{
927	#ifdef XTERM_COLOR_CHANGE	789	#ifdef XTERM_COLOR_CHANGE
928	void
929	rxvt_term::set_window_color (int idx, const char *color)
930	{
931	rxvt_color xcol;	790	rxvt_color xcol;
932	int i;
933		791
934	if (color == NULL || *color == '\0')	792	if (color == NULL || *color == '\0')
935	return;	793	return;
936		794
		795	color = strdup (color);
		796	allocated.push_back ((void *)color);
		797	rs[Rs_color + idx] = color;
		798
937	/* handle color aliases */	799	/* handle color aliases */
938	if (isdigit (*color))	800	if (isdigit (*color))
939	{	801	{
940	i = atoi (color);	802	int i = atoi (color);
		803
941	if (i >= 8 && i <= 15)	804	if (i >= 8 && i <= 15)
		805	{
942	{ /* bright colors */	806	/* bright colors */
943	i -= 8;
944	# ifndef NO_BRIGHTCOLOR
945	PixColors[idx] = PixColors[minBrightCOLOR + i];	807	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
946	SET_PIXCOLOR (idx);
947	goto Done;	808	goto done;
948	# endif
949
950	}	809	}
		810
951	if (i >= 0 && i <= 7)	811	if (i >= 0 && i <= 7)
		812	{
952	{ /* normal colors */	813	/* normal colors */
953	PixColors[idx] = PixColors[minCOLOR + i];	814	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
954	SET_PIXCOLOR (idx);
955	goto Done;	815	goto done;
956	}	816	}
957	}	817	}
958		818
959	if (!rXParseAllocColor (& xcol, color))	819	set_color (xcol, color);
960	return;
961
962	/* XStoreColor (display->display, XCMAP, XColor*); */
963		820
964	/*	821	/*
965	* 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,
966	* so just keep gobbling up the colormap	823	* so just keep gobbling up the colormap
967	*/	824	*/
968	# if 0
969	for (i = Color_Black; i <= Color_White; i++)
970	if (PixColors[idx] == PixColors[i])
971	break;
972	if (i > Color_White)
973	{
974	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
975	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
976	DisplayPlanes (display->display, display->screen));
977	}
978	# endif
979		825
980	PixColors[idx] = xcol;	826	pix_colors_focused[idx] = xcol;
981	SET_PIXCOLOR (idx);
982		827
983	/* XSetWindowAttributes attr; */
984	/* Cursor cursor; */
985	Done:	828	done:
986	if (idx == Color_bg && ! (Options & Opt_transparent))
987	XSetWindowBackground (display->display, TermWin.vt,
988	PixColors[Color_bg]);
989
990	/* handle Color_BD, scrollbar background, etc. */	829	/*TODO: handle Color_BD, scrollbar background, etc. */
991		830
992	set_colorfgbg ();	831	update_fade_color (idx);
993	recolour_cursor ();	832	recolour_cursor ();
994	scr_touch (true);	833	scr_recolour ();
		834	#endif /* XTERM_COLOR_CHANGE */
995	}	835	}
996
997	#else
998	# define set_window_color (idx,color) ((void)0)
999	#endif /* XTERM_COLOR_CHANGE */
1000		836
1001	void	837	void
1002	rxvt_term::recolour_cursor ()	838	rxvt_term::recolour_cursor ()
1003	{	839	{
1004	XColor xcol[2];	840	XColor fg, bg;
1005		841
1006	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];	842	(ISSET_PIXCOLOR (Color_pointer_fg)
1007	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];	843	? pix_colors_focused[Color_pointer_fg]
1008	XQueryColors (display->display, XCMAP, xcol, 2);	844	: pix_colors_focused[Color_fg]).get (fg);
1009	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	845
		846	(ISSET_PIXCOLOR (Color_pointer_bg)
		847	? pix_colors_focused[Color_pointer_bg]
		848	: pix_colors_focused[Color_bg]).get (bg);
		849
		850	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1010	}	851	}
1011		852
1012	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
1013	/*	854	/*
1014	* 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
1015	*/	856	*/
1016	void	857	void
1017	rxvt_term::set_colorfgbg ()	858	rxvt_term::set_colorfgbg ()
1018	{	859	{
1019	unsigned int i;	860	unsigned int i;
1020	const char *xpmb = "\0";	861	const char *xpmb = "";
1021	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1022		863
1023	env_colorfgbg =
1024	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1025	STRCPY (fstr, "default");	864	strcpy (fstr, "default");
1026	STRCPY (bstr, "default");	865	strcpy (bstr, "default");
1027	for (i = Color_Black; i <= Color_White; i++)	866	for (i = Color_Black; i <= Color_White; i++)
1028	if (PixColors[Color_fg] == PixColors[i])	867	if (pix_colors[Color_fg] == pix_colors[i])
1029	{	868	{
1030	sprintf (fstr, "%d", (i - Color_Black));	869	sprintf (fstr, "%d", (i - Color_Black));
1031	break;	870	break;
1032	}	871	}
		872
1033	for (i = Color_Black; i <= Color_White; i++)	873	for (i = Color_Black; i <= Color_White; i++)
1034	if (PixColors[Color_bg] == PixColors[i])	874	if (pix_colors[Color_bg] == pix_colors[i])
1035	{	875	{
1036	sprintf (bstr, "%d", (i - Color_Black));	876	sprintf (bstr, "%d", (i - Color_Black));
1037	#ifdef XPM_BACKGROUND	877	#ifdef BG_IMAGE_FROM_FILE
1038	xpmb = "default;";	878	xpmb = "default;";
1039	#endif	879	#endif
1040	break;	880	break;
1041	}	881	}
1042		882
1043	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	883	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1044
1045	#ifndef NO_BRIGHTCOLOR
1046	colorfgbg = DEFAULT_RSTYLE;
1047	for (i = minCOLOR; i <= maxCOLOR; i++)
1048	{
1049	if (PixColors[Color_fg] == PixColors[i])
1050	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1051	if (PixColors[Color_bg] == PixColors[i])
1052	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1053	}
1054	#endif
1055	}	884	}
1056		885
1057	/*----------------------------------------------------------------------*/	886	/*----------------------------------------------------------------------*/
1058	/*
1059	* Colour determination for low colour displays, routine from
1060	* Hans de Goede <hans@highrise.nl>
1061	*/
1062		887
1063	int	888	bool
1064	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	889	rxvt_term::set_color (rxvt_color &color, const char *name)
1065	{	890	{
1066	if (!screen_in_out->set (display, colour))	891	if (color.set (this, name))
1067	{
1068	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1069	return false;
1070	}
1071
1072	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]);
1073	}	902	}
1074		903
1075	/* -------------------------------------------------------------------- *	904	/* -------------------------------------------------------------------- *
1076	* - WINDOW RESIZING - *	905	* - WINDOW RESIZING - *
1077	* -------------------------------------------------------------------- */	906	* -------------------------------------------------------------------- */
1078	void	907	void
1079	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	908	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1080	{	909	{
1081	int fix_screen;	910	int fix_screen;
		911	int old_width = szHint.width;
		912	int old_height = szHint.height;
1082		913
1083	#ifdef SMART_RESIZE
1084	int old_width = szHint.width, old_height = szHint.height;
1085	#endif
1086
1087	window_calc (width, height);	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);
1088	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	922	XSetWMNormalHints (dpy, parent[0], &szHint);
		923	szHint.flags |= PBaseSize | PResizeInc;
		924	}
1089		925
1090	if (!ignoreparent)	926	if (!ignoreparent)
1091	{	927	{
1092	#ifdef SMART_RESIZE	928	#ifdef SMART_RESIZE
1093	/*	929	/*
…		…
1097	int x, y, x1, y1;	933	int x, y, x1, y1;
1098	int dx, dy;	934	int dx, dy;
1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	935	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1100	Window unused_cr;	936	Window unused_cr;
1101		937
1102	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	938	XTranslateCoordinates (dpy, parent[0], display->root,
1103	0, 0, &x, &y, &unused_cr);	939	0, 0, &x, &y, &unused_cr);
1104	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	940	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	941	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1106	/*	942	/*
1107	* 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
1108	* our position for handles and decorations. Counter it	944	* our position for handles and decorations. Counter it
1109	*/	945	*/
…		…
1111	{	947	{
1112	x -= x1;	948	x -= x1;
1113	y -= y1;	949	y -= y1;
1114	}	950	}
1115		951
1116	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	952	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1117	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	953	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1118	dx = old_width - szHint.width;	954	dx = old_width - szHint.width;
1119	dy = old_height - szHint.height;	955	dy = old_height - szHint.height;
1120		956
1121	/* Check position of the center of the window */	957	/* Check position of the center of the window */
1122	if (x < x1) /* left half */	958	if (x < x1) /* left half */
1123	dx = 0;	959	dx = 0;
…		…
1126	if (y < y1) /* top half */	962	if (y < y1) /* top half */
1127	dy = 0;	963	dy = 0;
1128	else if (y == y1) /* exact center */	964	else if (y == y1) /* exact center */
1129	dy /= 2;	965	dy /= 2;
1130		966
1131	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	967	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1132	szHint.width, szHint.height);	968	szHint.width, szHint.height);
1133	#else	969	#else
1134	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	970	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1135	#endif	971	#endif
1136	}	972	}
1137		973
		974	if (set_hint)
		975	XSetWMNormalHints (dpy, parent[0], &szHint);
		976
1138	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	977	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1139		978
1140	if (fix_screen || width != old_width || height != old_height)	979	if (fix_screen || newwidth != old_width || newheight != old_height)
1141	{	980	{
1142	if (scrollbar_visible ())	981	if (scrollBar.state)
1143	{	982	scrollBar.resize ();
1144	XMoveResizeWindow (display->display, scrollBar.win,
1145	window_sb_x, 0,
1146	scrollbar_TotalWidth (), szHint.height);
1147	resize_scrollbar ();
1148	}
1149		983
1150	if (menubar_visible ())
1151	XMoveResizeWindow (display->display, menuBar.win,
1152	window_vt_x, 0,
1153	TermWin_TotalWidth (), menuBar_TotalHeight ());
1154
1155	XMoveResizeWindow (display->display, TermWin.vt,	984	XMoveResizeWindow (dpy, vt,
1156	window_vt_x, window_vt_y,	985	window_vt_x, window_vt_y,
1157	TermWin_TotalWidth (), TermWin_TotalHeight ());	986	width, height);
1158	scr_clear ();	987
1159	#ifdef XPM_BACKGROUND	988	#ifdef HAVE_BG_PIXMAP
1160	resize_pixmap ();	989	if (bgPixmap.window_size_sensitive ())
		990	update_background ();
1161	#endif	991	#endif
1162	}	992	}
1163		993
1164	if (fix_screen || old_height == 0)	994	if (fix_screen || old_height == 0)
1165	{
1166	int curr_screen = -1;
1167	int old_ncol = prev_ncol;
1168
1169	/* scr_reset only works on the primary screen */
1170	if (old_height) /* this is not the first time through */
1171	{
1172	unsigned int ncol = TermWin.ncol;
1173	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1174	curr_screen = scr_change_screen (PRIMARY);
1175	TermWin.ncol = ncol;
1176	}
1177
1178	scr_reset ();	995	scr_reset ();
1179		996
1180	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
1181	{	998	//scr_touch (false);
1182	scr_change_screen (curr_screen);
1183	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1184	}
1185	}
1186		999
1187	old_width = szHint.width;	1000	#ifdef HAVE_BG_PIXMAP
1188	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 ?
		1002	// if (bgPixmap.pixmap)
		1003	// scr_touch (false);
		1004	#endif
1189		1005
1190	#ifdef USE_XIM	1006	#ifdef USE_XIM
1191	IMSetStatusPosition ();	1007	IMSetPosition ();
1192	#endif	1008	#endif
1193	}	1009	}
1194		1010
1195	/*	1011	/*
1196	* 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.
1197	* good for toggling 80/132 columns	1013	* good for toggling 80/132 columns
1198	*/	1014	*/
1199	void	1015	void
1200	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1016	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1201	{	1017	{
1202	XWindowAttributes wattr;	1018	XWindowAttributes wattr;
1203		1019
1204	if (width == 0 || height == 0)	1020	if (newwidth == 0 || newheight == 0)
1205	{	1021	{
1206	XGetWindowAttributes (display->display, display->root, &wattr);	1022	XGetWindowAttributes (dpy, display->root, &wattr);
		1023
1207	if (width == 0)	1024	if (newwidth == 0)
1208	width = wattr.width - szHint.base_width;	1025	newwidth = wattr.width - szHint.base_width;
1209	if (height == 0)	1026	if (newheight == 0)
1210	height = wattr.height - szHint.base_height;	1027	newheight = wattr.height - szHint.base_height;
1211	}
1212	if (width != TermWin.width || height != TermWin.height)
1213	{	1028	}
		1029
		1030	if (newwidth != width || newheight != height)
		1031	{
1214	width += szHint.base_width;	1032	newwidth += szHint.base_width;
1215	height += szHint.base_height;	1033	newheight += szHint.base_height;
1216	resize_all_windows (width, height, 0);	1034	resize_all_windows (newwidth, newheight, 0);
1217	}	1035	}
1218	}	1036	}
1219		1037
1220	/* -------------------------------------------------------------------- *	1038	/* -------------------------------------------------------------------- *
1221	* - X INPUT METHOD ROUTINES - *	1039	* - X INPUT METHOD ROUTINES - *
1222	* -------------------------------------------------------------------- */	1040	* -------------------------------------------------------------------- */
1223	#ifdef USE_XIM	1041	#ifdef USE_XIM
1224		1042
1225	void	1043	void
		1044	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1045	{
		1046	fg = pix_colors [Color_fg];
		1047	bg = pix_colors [Color_bg];
		1048	}
		1049
		1050	void
1226	rxvt_term::im_set_size (XRectangle *size)	1051	rxvt_term::im_set_size (XRectangle &size)
1227	{	1052	{
1228	size->x = TermWin.int_bwidth;	1053	// the int_bwidth terms make no sense to me
1229	size->y = TermWin.int_bwidth;	1054	size.x = int_bwidth;
1230	size->width = Width2Pixel (TermWin.ncol);	1055	size.y = int_bwidth;
1231	size->height = Height2Pixel (TermWin.nrow);	1056	size.width = Width2Pixel (ncol) + int_bwidth;
		1057	size.height = Height2Pixel (nrow) + int_bwidth;
1232	}	1058	}
1233		1059
1234	void	1060	void
1235	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1061	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1062	XRectangle &status_rect,
		1063	const XRectangle &needed_rect)
1236	{	1064	{
1237	*fg = PixColors[Color_fg];	1065	preedit_rect.x = needed_rect.width;
1238	*bg = PixColors[Color_bg];	1066	preedit_rect.y = 0;
		1067	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1068	preedit_rect.height = fheight;
		1069
		1070	status_rect.x = 0;
		1071	status_rect.y = 0;
		1072	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1073	status_rect.height = fheight;
1239	}	1074	}
1240		1075
1241	/* Checking whether input method is running. */	1076	/* Checking whether input method is running. */
1242	bool	1077	bool
1243	rxvt_term::IMisRunning ()	1078	rxvt_term::IMisRunning ()
1244	{	1079	{
1245	char *p;	1080	Atom atom;
1246	Atom atom;	1081	Window win;
1247	Window win;
1248	char server[IMBUFSIZ];	1082	char server[IMBUFSIZ];
1249		1083
1250	/* get current locale modifier */	1084	/* get current locale modifier */
1251	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1085	if (char *p = XSetLocaleModifiers (0))
1252	{	1086	{
1253	STRCPY (server, "@server=");	1087	strcpy (server, "@server=");
1254	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1088	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1089
1255	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1090	if (p = strchr (server + 1, '@')) /* first one only */
1256	*p = '\0';	1091	*p = '\0';
1257		1092
1258	atom = XInternAtom (display->display, server, False);	1093	atom = XInternAtom (dpy, server, False);
1259	win = XGetSelectionOwner (display->display, atom);	1094	win = XGetSelectionOwner (dpy, atom);
		1095
1260	if (win != None)	1096	if (win != None)
1261	return True;	1097	return True;
1262	}	1098	}
		1099
1263	return False;	1100	return False;
1264	}	1101	}
1265		1102
1266	void	1103	void
1267	rxvt_term::IMSendSpot ()	1104	rxvt_term::IMSendSpot ()
1268	{	1105	{
1269	XPoint spot;	1106	XPoint nspot;
1270	XVaNestedList preedit_attr;	1107	XVaNestedList preedit_attr;
1271		1108
1272	if (Input_Context == NULL	1109	if (!Input_Context
1273	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1110	|| !focus
1274	|| ! (event_type == KeyPress	1111	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1275	|| event_type == Expose
1276	|| event_type == NoExpose
1277	|| event_type == SelectionNotify
1278	|| event_type == ButtonRelease || event_type == FocusIn)
1279	|| !IMisRunning ())
1280	return;	1112	return;
1281		1113
1282	im_set_position (&spot);	1114	im_set_position (nspot);
		1115
		1116	if (nspot.x == spot.x && nspot.y == spot.y)
		1117	return;
		1118
		1119	spot = nspot;
1283		1120
1284	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1121	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1285	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1122	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1286	XFree (preedit_attr);	1123	XFree (preedit_attr);
1287	}	1124	}
1288		1125
1289	void	1126	void
1290	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1291	XRectangle * needed_rect)
1292	{
1293	int mbh, vtx = 0;
1294
1295	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1296	vtx = scrollbar_TotalWidth ();
1297
1298	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1299	mbh -= TermWin.lineSpace;
1300
1301	preedit_rect->x = needed_rect->width + vtx;
1302	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1303
1304	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1305	preedit_rect->height = Height2Pixel (1);
1306
1307	status_rect->x = vtx;
1308	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1309
1310	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1311	status_rect->height = Height2Pixel (1);
1312	}
1313
1314	void
1315	rxvt_term::im_destroy ()	1127	rxvt_term::im_destroy ()
1316	{	1128	{
1317	if (Input_Context)
1318	{
1319	XDestroyIC (Input_Context);
1320	Input_Context = NULL;
1321	}
1322
1323	if (input_method)	1129	if (input_method)
1324	{	1130	{
		1131	if (Input_Context && input_method->xim)
		1132	XDestroyIC (Input_Context);
		1133
1325	display->put_xim (input_method);	1134	display->put_xim (input_method);
1326	input_method = 0;	1135	input_method = 0;
1327	}	1136	}
		1137
		1138	Input_Context = 0;
1328	}	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
1329		1214
1330	/*	1215	/*
1331	* 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
1332	* open a suitable preedit type	1217	* open a suitable preedit type
1333	*/	1218	*/
1334	bool	1219	bool
1335	rxvt_term::IM_get_IC (const char *modifiers)	1220	rxvt_term::IM_get_IC (const char *modifiers)
1336	{	1221	{
1337	int i, j, found;	1222	int i, j, found;
1338	XIM xim;	1223	XIM xim;
1339	XPoint spot;	1224	XPoint spot;
1340	XRectangle rect, status_rect, needed_rect;	1225	XRectangle rect, status_rect, needed_rect;
1341	unsigned long fg, bg;	1226	unsigned long fg, bg;
1342	const char *p;	1227	const char *p;
1343	char **s;	1228	char **s;
1344	XIMStyles *xim_styles;	1229	XIMStyles *xim_styles;
1345	XVaNestedList preedit_attr, status_attr;	1230	#ifdef ENABLE_XIM_ONTHESPOT
		1231	XIMCallback xcb[4];
		1232	#endif
		1233
		1234	set_environ (envv);
1346		1235
1347	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1236	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1348	return false;	1237	return false;
1349		1238
1350	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1351	input_method = display->get_xim (locale, modifiers);	1239	input_method = display->get_xim (locale, modifiers);
1352	if (input_method == NULL)	1240	if (input_method == NULL)
1353	return false;	1241	return false;
1354		1242
1355	xim = input_method->xim;	1243	xim = input_method->xim;
		1244	spot.x = spot.y = -1;
1356		1245
1357	xim_styles = NULL;	1246	xim_styles = NULL;
1358	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1247	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1359	|| !xim_styles || !xim_styles->count_styles)	1248	|| !xim_styles || !xim_styles->count_styles)
1360	{	1249	{
1361	display->put_xim (input_method);	1250	im_destroy ();
1362	return false;	1251	return false;
1363	}	1252	}
1364		1253
1365	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1254	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1255
		1256	for (int pi = 0; pi < 2; pi++)
		1257	{
		1258	p = pet[pi];
		1259
		1260	if (!p)
		1261	continue;
		1262
1366	s = rxvt_splitcommastring (p);	1263	s = rxvt_splitcommastring (p);
		1264
1367	for (i = found = 0; !found && s[i]; i++)	1265	for (i = found = 0; !found && s[i]; i++)
1368	{	1266	{
1369	if (!STRCMP (s[i], "OverTheSpot"))	1267	if (!strcmp (s[i], "OverTheSpot"))
1370	input_style = (XIMPreeditPosition | XIMStatusNothing);	1268	input_style = XIMPreeditPosition | XIMStatusNothing;
1371	else if (!STRCMP (s[i], "OffTheSpot"))	1269	else if (!strcmp (s[i], "OffTheSpot"))
1372	input_style = (XIMPreeditArea | XIMStatusArea);	1270	input_style = XIMPreeditArea | XIMStatusArea;
1373	else if (!STRCMP (s[i], "Root"))	1271	else if (!strcmp (s[i], "Root"))
1374	input_style = (XIMPreeditNothing | XIMStatusNothing);	1272	input_style = XIMPreeditNothing | XIMStatusNothing;
		1273	else if (!strcmp (s[i], "None"))
		1274	input_style = XIMPreeditNone | XIMStatusNone;
		1275	#ifdef ENABLE_XIM_ONTHESPOT
		1276	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1277	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1278	#endif
		1279	else
		1280	input_style = XIMPreeditNothing | XIMStatusNothing;
1375		1281
1376	for (j = 0; j < xim_styles->count_styles; j++)	1282	for (j = 0; j < xim_styles->count_styles; j++)
1377	if (input_style == xim_styles->supported_styles[j])	1283	if (input_style == xim_styles->supported_styles[j])
1378	{	1284	{
		1285	rxvt_freecommastring (s);
		1286
1379	found = 1;	1287	found = 1;
1380	break;	1288	goto foundpet;
		1289	}
		1290
1381	}	1291	}
1382	}
1383		1292
1384	for (i = 0; s[i]; i++)	1293	rxvt_freecommastring (s);
1385	free (s[i]);	1294	}
1386		1295
1387	free (s);	1296	foundpet:
		1297
1388	XFree (xim_styles);	1298	XFree (xim_styles);
1389		1299
1390	if (!found)	1300	if (!found)
1391	{	1301	{
1392	display->put_xim (input_method);	1302	im_destroy ();
1393	return false;	1303	return false;
1394	}	1304	}
1395		1305
1396	preedit_attr = status_attr = NULL;	1306	XFontSet fs = 0;
		1307	XVaNestedList preedit_attr = 0, status_attr = 0;
		1308
		1309	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1310	{
		1311	// fake us a font-set, please
		1312	char **missing_charset_list;
		1313	int missing_charset_count;
		1314	char *def_string;
		1315	char pat[512];
		1316
		1317	sprintf (pat,
		1318	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1319	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1320	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1323	"*",
		1324	fheight,
		1325	fheight + 1, fheight - 1,
		1326	fheight - 2, fheight + 2);
		1327
		1328	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1329	&missing_charset_list, &missing_charset_count, &def_string);
		1330
		1331	if (missing_charset_list)
		1332	XFreeStringList (missing_charset_list);
		1333
		1334	if (!fs)
		1335	{
		1336	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1337	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1338	}
		1339	}
1397		1340
1398	if (input_style & XIMPreeditPosition)	1341	if (input_style & XIMPreeditPosition)
1399	{	1342	{
1400	im_set_size (&rect);	1343	im_set_size (rect);
1401	im_set_position (&spot);	1344	im_set_position (spot);
1402	im_set_color (&fg, &bg);	1345	im_set_color (fg, bg);
1403		1346
1404	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1347	preedit_attr = XVaCreateNestedList (0,
		1348	XNForeground, fg,
		1349	XNBackground, bg,
		1350	XNArea, &rect,
1405	XNSpotLocation, &spot,	1351	XNSpotLocation, &spot,
1406	XNForeground, fg, XNBackground, bg,
1407	//XNFontSet, TermWin.fontset,	1352	XNFontSet, fs,
1408	NULL);	1353	NULL);
1409	}	1354	}
1410	else if (input_style & XIMPreeditArea)	1355	else if (input_style & XIMPreeditArea)
1411	{	1356	{
1412	im_set_color (&fg, &bg);	1357	im_set_color (fg, bg);
1413		1358
1414	/*	1359	/*
1415	* The necessary width of preedit area is unknown	1360	* The necessary width of preedit area is unknown
1416	* until create input context.	1361	* until create input context.
1417	*/	1362	*/
1418	needed_rect.width = 0;	1363	needed_rect.width = 0;
1419
1420	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1364	im_set_preedit_area (rect, status_rect, needed_rect);
1421		1365
1422	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1366	preedit_attr = XVaCreateNestedList (0,
		1367	XNForeground, fg,
1423	XNForeground, fg, XNBackground, bg,	1368	XNBackground, bg,
		1369	XNArea, &rect,
		1370	XNFontSet, fs,
		1371	NULL);
		1372	status_attr = XVaCreateNestedList (0,
		1373	XNForeground, fg,
		1374	XNBackground, bg,
		1375	XNArea, &status_rect,
1424	//XNFontSet, TermWin.fontset,	1376	XNFontSet, fs,
1425	NULL);	1377	NULL);
1426	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1378	}
1427	XNForeground, fg, XNBackground, bg,	1379	#if ENABLE_XIM_ONTHESPOT
1428	//XNFontSet, TermWin.fontset,	1380	else if (input_style & XIMPreeditCallbacks)
		1381	{
		1382	im_set_position (spot);
		1383
		1384	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1385	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1386	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1387	# if 0
		1388	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1389	# endif
		1390
		1391	preedit_attr = XVaCreateNestedList (0,
		1392	XNSpotLocation, &spot,
		1393	XNPreeditStartCallback, &xcb[0],
		1394	XNPreeditDoneCallback , &xcb[1],
		1395	XNPreeditDrawCallback , &xcb[2],
		1396	# if 0
		1397	XNPreeditCaretCallback, &xcb[3],
		1398	# endif
1429	NULL);	1399	NULL);
1430	}	1400	}
		1401	#endif
1431		1402
1432	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1403	Input_Context = XCreateIC (xim,
		1404	XNInputStyle, input_style,
1433	XNClientWindow, TermWin.parent[0],	1405	XNClientWindow, vt,
1434	XNFocusWindow, TermWin.parent[0],	1406	XNFocusWindow, parent[0],
1435	preedit_attr ? XNPreeditAttributes : NULL,	1407	preedit_attr ? XNPreeditAttributes : NULL,
1436	preedit_attr,	1408	preedit_attr,
1437	status_attr ? XNStatusAttributes : NULL,	1409	status_attr ? XNStatusAttributes : NULL,
1438	status_attr, NULL);	1410	status_attr, NULL);
		1411
1439	if (preedit_attr) XFree (preedit_attr);	1412	if (preedit_attr) XFree (preedit_attr);
1440	if (status_attr) XFree (status_attr);	1413	if (status_attr) XFree (status_attr);
		1414	if (fs) XFreeFontSet (dpy, fs);
1441		1415
1442	if (Input_Context == NULL)	1416	if (Input_Context == NULL)
1443	{	1417	{
1444	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1418	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1445	display->put_xim (input_method);	1419	im_destroy ();
1446	return false;	1420	return false;
1447	}	1421	}
1448		1422
1449	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
1450	IMSetStatusPosition ();	1429	IMSetPosition ();
1451		1430
1452	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1453	return true;	1431	return true;
1454	}	1432	}
1455		1433
1456	void	1434	void
1457	rxvt_term::im_cb ()	1435	rxvt_term::im_cb ()
1458	{	1436	{
1459	int i, found, had_im;	1437	int i;
1460	const char *p;	1438	const char *p;
1461	char **s;	1439	char **s;
1462	char buf[IMBUFSIZ];	1440	char buf[IMBUFSIZ];
1463		1441
		1442	make_current ();
		1443
1464	im_destroy ();	1444	im_destroy ();
1465		1445
1466	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1467	if (Input_Context)	1446	if (Input_Context)
1468	return;	1447	return;
1469		1448
1470	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1449	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1471	if (rs[Rs_imLocale])	1450	if (rs[Rs_imLocale])
…		…
1476	if (p && *p)	1455	if (p && *p)
1477	{	1456	{
1478	bool found = false;	1457	bool found = false;
1479		1458
1480	s = rxvt_splitcommastring (p);	1459	s = rxvt_splitcommastring (p);
		1460
1481	for (i = 0; s[i]; i++)	1461	for (i = 0; s[i]; i++)
1482	{	1462	{
1483	if (*s[i])	1463	if (*s[i])
1484	{	1464	{
1485	STRCPY (buf, "@im=");	1465	strcpy (buf, "@im=");
1486	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1466	strncat (buf, s[i], IMBUFSIZ - 5);
1487	if (IM_get_IC (buf))	1467	if (IM_get_IC (buf))
1488	{	1468	{
1489	found = true;	1469	found = true;
1490	break;	1470	break;
1491	}	1471	}
1492	}	1472	}
1493	}	1473	}
1494	for (i = 0; s[i]; i++)	1474
1495	free (s[i]);	1475	rxvt_freecommastring (s);
1496	free (s);
1497		1476
1498	if (found)	1477	if (found)
1499	goto done;	1478	goto done;
1500	}	1479	}
1501		1480
…		…
1513	SET_LOCALE (locale);	1492	SET_LOCALE (locale);
1514	#endif	1493	#endif
1515	}	1494	}
1516		1495
1517	void	1496	void
1518	rxvt_term::IMSetStatusPosition ()	1497	rxvt_term::IMSetPosition ()
1519	{	1498	{
1520	XRectangle preedit_rect, status_rect, *needed_rect;	1499	XRectangle preedit_rect, status_rect, *needed_rect;
1521	XVaNestedList preedit_attr, status_attr;	1500	XVaNestedList preedit_attr, status_attr;
1522		1501
1523	if (Input_Context == NULL	1502	if (!Input_Context
1524	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1503	|| !focus
		1504	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1525	|| !IMisRunning ())	1505	|| !IMisRunning ())
1526	return;	1506	return;
1527		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	{
1528	/* Getting the necessary width of preedit area */	1518	/* Getting the necessary width of preedit area */
1529	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1519	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1530	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1520	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1531	XFree (status_attr);	1521	XFree (status_attr);
1532		1522
1533	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1523	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1524	XFree (needed_rect);
1534		1525
1535	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1526	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1536	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1527	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1537		1528
1538	XSetICValues (Input_Context,	1529	XSetICValues (Input_Context,
1539	XNPreeditAttributes, preedit_attr,	1530	XNPreeditAttributes, preedit_attr,
1540	XNStatusAttributes, status_attr, NULL);	1531	XNStatusAttributes, status_attr,
		1532	NULL);
1541		1533
		1534	XFree (status_attr);
		1535	}
		1536
1542	XFree (preedit_attr);	1537	XFree (preedit_attr);
1543	XFree (status_attr);
1544	}	1538	}
1545	#endif /* USE_XIM */	1539	#endif /* USE_XIM */
1546		1540
1547	/*----------------------------------------------------------------------*/	1541	void
1548	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 */
1549		1607
1550	/*----------------------- end-of-file (C source) -----------------------*/	1608	/*----------------------- end-of-file (C source) -----------------------*/

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