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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.76 by root, Wed Aug 4 03:29:28 2004 UTC vs.
Revision 1.308 by ayin, Tue Feb 19 13:01:32 2008 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 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);
159	#endif	164	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	167	#endif
163	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	170	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	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),
168	#endif	180	#endif
169	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#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
		233	if (display)
		234	{
		235	selection_clear ();
		236
172	#ifdef USE_XIM	237	#ifdef USE_XIM
173	im_ev (this, &rxvt_term::im_cb),	238	im_destroy ();
174	#endif	239	#endif
175	check_ev (this, &rxvt_term::check_cb),	240	scrollBar.destroy ();
176	flush_ev (this, &rxvt_term::flush_cb),	241	if (gc) XFreeGC (dpy, gc);
177	destroy_ev (this, &rxvt_term::destroy_cb),
178	pty_ev (this, &rxvt_term::pty_cb),
179	incr_ev (this, &rxvt_term::incr_cb)
180	{
181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
182		242
183	termlist.push_back (this);
184	}
185
186	rxvt_term::~rxvt_term ()
187	{
188	termlist.erase (find (termlist.begin (), termlist.end(), this));
189
190	if (cmd_fd >= 0)
191	close (cmd_fd);
192
193	#ifndef NO_SETOWNER_TTYDEV
194	privileged_ttydev (RESTORE);
195	#endif
196	#ifdef UTMP_SUPPORT
197	privileged_utmp (RESTORE);
198	#endif
199
200	delete TermWin.fontset;
201
202	if (display)
203	{
204	selection_clear ();
205
206	#ifdef MENUBAR
207	if (menubarGC) XFreeGC (display->display, menubarGC);
208	#endif
209	#ifdef XTERM_SCROLLBAR
210	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
211	if (ShadowGC) XFreeGC (display->display, ShadowGC);
212	#endif
213	#ifdef PLAIN_SCROLLBAR
214	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
215	#endif
216	#ifdef NEXT_SCROLLBAR
217	if (blackGC) XFreeGC (display->display, blackGC);
218	if (whiteGC) XFreeGC (display->display, whiteGC);
219	if (grayGC) XFreeGC (display->display, grayGC);
220	if (darkGC) XFreeGC (display->display, darkGC);
221	if (stippleGC) XFreeGC (display->display, stippleGC);
222	if (dimple) XFreePixmap (display->display, dimple);
223	if (upArrow) XFreePixmap (display->display, upArrow);
224	if (downArrow) XFreePixmap (display->display, downArrow);
225	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
226	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
227	#endif
228	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
229	if (topShadowGC) XFreeGC (display->display, topShadowGC);
230	if (botShadowGC) XFreeGC (display->display, botShadowGC);
231	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
232	#endif
233	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
234
235	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
236	delete menuBar.drawable;	243	delete drawable;
237	//if (menuBar.win)
238	// XDestroyWindow (display->display, menuBar.win);
239	#endif
240	delete TermWin.drawable;
241	// destroy all windows	244	// destroy all windows
242	if (TermWin.parent[0])	245	if (parent[0])
243	XDestroyWindow (display->display, TermWin.parent[0]);	246	XDestroyWindow (dpy, parent[0]);
244	}
245		247
246	// TODO: free pixcolours, colours should become part of rxvt_display	248	for (int i = 0; i < TOTAL_COLORS; i++)
247		249	if (ISSET_PIXCOLOR (i))
248	delete PixColorsFocused;	250	{
		251	pix_colors_focused [i].free (this);
249	#ifdef OFF_FOCUS_FADING	252	#if OFF_FOCUS_FADING
250	delete PixColorsUnFocused;	253	pix_colors_unfocused [i].free (this);
251	#endif	254	#endif
		255	}
252		256
		257	clear ();
		258
		259	display->flush (); /* ideally .put should do this */
253	displays.put (display);	260	displays.put (display);
		261	}
254		262
255	scr_release ();	263	scr_release ();
256		264
257	/* clear all resources */	265	/* clear all resources */
258	for (int i = 0; i < allocated.size (); i++)	266	for (int i = 0; i < allocated.size (); i++)
259	free (allocated[i]);	267	free (allocated [i]);
260		268
261	free (selection.text);	269	free (selection.text);
262	// TODO: manage env vars in child only(!)	270	// TODO: manage env vars in child only(!)
263	free (env_windowid);
264	free (env_display);	271	free (env_display);
265	free (env_term);	272	free (env_term);
266	free (env_colorfgbg);
267	free (locale);	273	free (locale);
268	#if 0	274	free (v_buffer);
269	free (codeset);	275	free (incr_buf);
270	#endif
271		276
272	delete envv;	277	delete envv;
273	delete argv;	278	delete argv;
		279
		280	#ifdef KEYSYM_RESOURCE
		281	delete keyboard;
		282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
		287
		288	// child has exited, usually destroys
		289	void
		290	rxvt_term::child_cb (ev::child &w, int status)
		291	{
		292	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		293
		294	cmd_pid = 0;
		295
		296	if (!option (Opt_hold))
		297	destroy ();
274	}	298	}
275		299
276	void	300	void
277	rxvt_term::destroy ()	301	rxvt_term::destroy ()
278	{	302	{
		303	if (destroy_ev.is_active ())
		304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
279	if (display)	312	if (display)
280	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	scrollbar_ev.stop (display);
		318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
281	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
		320	#endif
		321	incr_ev.stop ();
282	termwin_ev.stop (display);	322	termwin_ev.stop (display);
283	vt_ev.stop (display);	323	vt_ev.stop (display);
284	#ifdef USE_XIM
285	im_destroy ();
286	im_ev.stop (display);
287	#endif
288	#ifdef HAVE_SCROLLBARS
289	scrollbar_ev.stop (display);
290	#endif
291	#ifdef MENUBAR
292	menubar_ev.stop (display);
293	#endif
294	}	324	}
295		325
296	check_ev.stop ();	326	flush_ev.stop ();
297	pty_ev.stop ();	327	pty_ev.stop ();
298	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
299	cursor_blink_ev.stop ();	329	cursor_blink_ev.stop ();
300	#endif	330	#endif
301	#ifdef TEXT_BLINK	331	#ifdef TEXT_BLINK
…		…
309	#endif	339	#endif
310	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
311	pointer_ev.stop ();	341	pointer_ev.stop ();
312	#endif	342	#endif
313		343
314	destroy_ev.start (0);	344	destroy_ev.start ();
315	}	345	}
316		346
317	void	347	void
318	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
319	{	349	{
320	SET_R (this);	350	make_current ();
321		351
322	delete this;	352	delete this;
323	}
324
325	/*----------------------------------------------------------------------*/
326	/* rxvt_init () */
327	bool
328	rxvt_term::init (int argc, const char *const *argv)
329	{
330	SET_R (this);
331
332	if (!init_vars ())
333	return false;
334
335	/*
336	* Save and then give up any super-user privileges
337	* If we need privileges in any area then we must specifically request it.
338	* We should only need to be root in these cases:
339	* 1. write utmp entries on some systems
340	* 2. chown tty on some systems
341	*/
342	privileges (SAVE);
343	privileges (IGNORE);
344
345	init_secondary ();
346
347	const char **cmd_argv = init_resources (argc, argv);
348
349	set_locale ("");
350
351	#if MENUBAR_MAX
352	menubar_read (rs[Rs_menu]);
353	#endif
354	#ifdef HAVE_SCROLLBARS
355	if (Options & Opt_scrollBar)
356	scrollBar.setIdle (); /* set existence for size calculations */
357	#endif
358
359	create_windows (argc, argv);
360
361	init_xlocale ();
362
363	scr_reset (); /* initialize screen */
364
365	#if 0
366	XSynchronize (display->display, True);
367	#endif
368
369	#ifdef HAVE_SCROLLBARS
370	if (Options & Opt_scrollBar)
371	resize_scrollbar (); /* create and map scrollbar */
372	#endif
373	#if (MENUBAR_MAX)
374	if (menubar_visible ())
375	XMapWindow (display->display, menuBar.win);
376	#endif
377	#ifdef TRANSPARENT
378	if (Options & Opt_transparent)
379	{
380	XSelectInput (display->display, display->root, PropertyChangeMask);
381	check_our_parents ();
382	}
383	#endif
384
385	rootwin_ev.start (display, display->root);
386
387	XMapWindow (display->display, TermWin.vt);
388	XMapWindow (display->display, TermWin.parent[0]);
389
390	init_command (cmd_argv);
391
392	pty_ev.start (cmd_fd, EVENT_READ);
393
394	check_ev.start ();
395
396	return true;
397	}
398
399	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
400
401	void
402	rxvt_init_signals ()
403	{
404	/* install exit handler for cleanup */
405	#if 0
406	#ifdef HAVE_ATEXIT
407	atexit (rxvt_clean_exit);
408	#else
409	#endif
410	#endif
411
412	struct sigaction sa;
413
414	sigfillset (&sa.sa_mask);
415	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
416	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
417	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
420	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
421	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
422
423	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
424	/* signal (SIGURG, SIG_DFL); */
425
426	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
427	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
428	}
429
430	/* ------------------------------------------------------------------------- *
431	* SIGNAL HANDLING & EXIT HANDLER *
432	* ------------------------------------------------------------------------- */
433	/*
434	* Catch a SIGCHLD signal and exit if the direct child has died
435	*/
436
437	void rxvt_term::child_exited (int pid)
438	{
439	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
440	if (pid == (*t)->cmd_pid)
441	{
442	(*t)->destroy ();
443	break;
444	}
445	}
446
447	/* ARGSUSED */
448	/* EXTPROTO */
449	RETSIGTYPE
450	rxvt_Child_signal (int sig __attribute__ ((unused)))
451	{
452	int pid, save_errno = errno;
453
454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
455	rxvt_term::child_exited (pid);
456
457	errno = save_errno;
458	}
459
460	/*
461	* Catch a fatal signal and tidy up before quitting
462	*/
463	/* EXTPROTO */
464	RETSIGTYPE
465	rxvt_Exit_signal (int sig)
466	{
467	signal (sig, SIG_DFL);
468	#ifdef DEBUG_CMD
469	rxvt_warn ("caught signal %d, exiting.\n", sig);
470	#endif
471	rxvt_clean_exit ();
472	kill (getpid (), sig);
473	}
474
475	/* INTPROTO */
476	int
477	rxvt_xerror_handler (Display *display, XErrorEvent *event)
478	{
479	if (GET_R->allowedxerror == -1)
480	GET_R->allowedxerror = event->error_code;
481	else
482	{
483	old_xerror_handler (display, event);
484	GET_R->destroy ();
485	}
486
487	return 0;
488	}	353	}
489		354
490	/*----------------------------------------------------------------------*/	355	/*----------------------------------------------------------------------*/
491	/*	356	/*
492	* Exit gracefully, clearing the utmp entry and restoring tty attributes	357	* Exit gracefully, clearing the utmp entry and restoring tty attributes
493	* TODO: if debugging, this should free up any known resources if we can	358	* TODO: if debugging, this should free up any known resources if we can
494	*/	359	*/
495	/* EXTPROTO */	360	static XErrorHandler old_xerror_handler;
496	void
497	rxvt_clean_exit ()
498	{
499	// TODO: rxvtd should clean up all ressources
500	if (GET_R)
501	GET_R->destroy ();
502	}
503		361
504	/* ------------------------------------------------------------------------- *	362	static void
505	* MEMORY ALLOCATION WRAPPERS *	363	rxvt_emergency_cleanup ()
506	* ------------------------------------------------------------------------- */
507	/* EXTPROTO */
508	void *
509	rxvt_malloc (size_t size)
510	{	364	{
511	void *p;	365	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
512		366	(*t)->emergency_cleanup ();
513	p = malloc (size);
514	if (p)
515	return p;
516
517	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
518	rxvt_clean_exit ();
519	exit (EXIT_FAILURE);
520	/* NOTREACHED */
521	}	367	}
522		368
523	/* EXTPROTO */	369	#if !ENABLE_MINIMAL
524	void *	370	static void
525	rxvt_calloc (size_t number, size_t size)	371	print_x_error (Display *dpy, XErrorEvent *event)
526	{	372	{
527	void *p;	373	char buffer[BUFSIZ];
528		374	char mesg[BUFSIZ];
529	p = calloc (number, size);	375	char number[32];
530	if (p)	376	char *mtype = "XlibMessage";
531	return p;	377	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
532		378	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	379	rxvt_warn ("An X Error occured, trying to continue after report.\n");
534	rxvt_clean_exit ();	380	rxvt_warn ("%s: %s\n", mesg, buffer);
535	exit (EXIT_FAILURE);	381	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
536	/* NOTREACHED */	382	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		383	sprintf(number, "%d", event->request_code);
		384	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		385	rxvt_warn ("(which is %s)\n", buffer);
		386	if (event->request_code >= 128) {
		387	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		388	mesg, BUFSIZ);
		389	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		390	}
		391	if ((event->error_code == BadWindow) ||
		392	(event->error_code == BadPixmap) ||
		393	(event->error_code == BadCursor) ||
		394	(event->error_code == BadFont) ||
		395	(event->error_code == BadDrawable) ||
		396	(event->error_code == BadColor) ||
		397	(event->error_code == BadGC) ||
		398	(event->error_code == BadIDChoice) ||
		399	(event->error_code == BadValue) ||
		400	(event->error_code == BadAtom)) {
		401	if (event->error_code == BadValue)
		402	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		403	mesg, BUFSIZ);
		404	else if (event->error_code == BadAtom)
		405	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		406	mesg, BUFSIZ);
		407	else
		408	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		411	}
		412	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
537	}	415	}
		416	#endif
538		417
539	/* EXTPROTO */	418	int
540	void *	419	rxvt_xerror_handler (Display *display, XErrorEvent *event)
541	rxvt_realloc (void *ptr, size_t size)
542	{	420	{
543	void *p;	421	if (GET_R->allowedxerror == -1)
544		422	GET_R->allowedxerror = event->error_code;
545	if (ptr)
546	p = realloc (ptr, size);
547	else	423	else
548	p = malloc (size);	424	{
549	if (p)	425	// GET_R is most likely not the terminal which caused the error,
		426	// so just output the error and continue
		427	#if ENABLE_MINIMAL
		428	old_xerror_handler (display, event);
		429	#else
		430	print_x_error (display, event);
		431	#endif
		432	}
		433
550	return p;	434	return 0;
		435	}
551		436
552	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	437	int
553	rxvt_clean_exit ();	438	rxvt_xioerror_handler (Display *display)
		439	{
		440	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		441	DisplayString (display));
		442	rxvt_emergency_cleanup ();
554	exit (EXIT_FAILURE);	443	_exit (EXIT_FAILURE);
555	/* NOTREACHED */
556	}	444	}
557		445
558	/* ------------------------------------------------------------------------- *	446	static struct sig_handlers
559	* PRIVILEGED OPERATIONS *
560	* ------------------------------------------------------------------------- */
561	/* take care of suid/sgid super-user (root) privileges */
562	void
563	rxvt_term::privileges (int mode)
564	{	447	{
565	#if ! defined(__CYGWIN32__)	448	ev::sig sw_term, sw_int;
566	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	449
567	/* setreuid () is the poor man's setuid (), seteuid () */	450	/*
568	# define seteuid(a) setreuid(-1, (a))	451	* Catch a fatal signal and tidy up before quitting
569	# define setegid(a) setregid(-1, (a))	452	*/
570	# define HAVE_SETEUID	453	void sig_term (ev::sig &w, int revents);
571	# endif	454
572	# ifdef HAVE_SETEUID	455	sig_handlers ()
573	switch (mode)
574	{	456	{
575	case IGNORE:	457	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
576	/*	458	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
577	* change effective uid/gid - not real uid/gid - so we can switch
578	* back to root later, as required
579	*/
580	seteuid (getuid ());
581	setegid (getgid ());
582	break;
583	case SAVE:
584	euid = geteuid ();
585	egid = getegid ();
586	break;
587	case RESTORE:
588	seteuid (euid);
589	setegid (egid);
590	break;
591	}	459	}
592	# else	460	} sig_handlers;
593	switch (mode)
594	{
595	case IGNORE:
596	setuid (getuid ());
597	setgid (getgid ());
598	/* FALLTHROUGH */
599	case SAVE:
600	/* FALLTHROUGH */
601	case RESTORE:
602	break;
603	}
604	# endif
605	#endif
606	}
607		461
608	#ifdef UTMP_SUPPORT
609	void	462	void
610	rxvt_term::privileged_utmp (char action)	463	sig_handlers::sig_term (ev::sig &w, int revents)
611	{	464	{
612	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	465	rxvt_emergency_cleanup ();
613	action, next_utmp_action, getpid ()));	466	w.stop ();
614	if (next_utmp_action != action || (action != SAVE && action != RESTORE)	467	kill (getpid (), w.signum);
615	|| (Options & Opt_utmpInhibit)
616	|| ttydev == NULL || *ttydev == '\0')
617	return;
618
619	privileges (RESTORE);
620	if (action == SAVE)
621	{
622	next_utmp_action = RESTORE;
623	makeutent (ttydev, rs[Rs_display_name]);
624	}
625	else
626	{ /* action == RESTORE */
627	next_utmp_action = IGNORE;
628	cleanutent ();
629	}
630	privileges (IGNORE);
631	}	468	}
632	#endif
633		469
634	#ifndef NO_SETOWNER_TTYDEV	470	char **rxvt_environ; // startup environment
635	void
636	rxvt_term::privileged_ttydev (char action)
637	{
638	D_MAIN ((stderr,
639	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
640	action, next_tty_action, getpid ()));
641	if (next_tty_action != action || (action != SAVE && action != RESTORE)
642	|| ttydev == NULL || *ttydev == '\0')
643	return;
644		471
645	privileges (RESTORE);	472	void
		473	rxvt_init ()
		474	{
		475	ptytty::init ();
646		476
647	if (action == SAVE)	477	if (!ev_default_loop (0))
648	{	478	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
649	next_tty_action = RESTORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
652	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
653	next_tty_action = IGNORE;
654	else
655	# endif
656		479
657	{	480	rxvt_environ = environ;
658	chown (ttydev, getuid (), ttygid); /* fail silently */
659	chmod (ttydev, ttymode);
660	# ifdef HAVE_REVOKE
661	revoke (ttydev);
662	# endif
663		481
664	}	482	signal (SIGHUP, SIG_IGN);
665	}	483	signal (SIGPIPE, SIG_IGN);
666	else
667	{ /* action == RESTORE */
668	next_tty_action = IGNORE;
669	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
670	chmod (ttydev, ttyfd_stat.st_mode);
671	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
672	# else
673	chmod (ttydev,
674	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
675	chown (ttydev, 0, 0);
676	# endif
677		484
678	}	485	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		486	sig_handlers.sw_int.start (SIGINT); ev_unref ();
679		487
680	privileges (IGNORE);	488	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		489	/* signal (SIGURG, SIG_DFL); */
681		490
682	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	491	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
683	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	492	// TODO: handle this with exceptions and tolerate the memory loss
684	action == RESTORE ? "Restoring" : (action ==	493	XSetIOErrorHandler (rxvt_xioerror_handler);
685	SAVE ? "Saving" :	494
686	"UNKNOWN ERROR for"), ttydev,	495	XrmInitialize ();
687	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
688	ttyfd_stat.st_gid));
689	# endif
690	}	496	}
691	#endif
692		497
693	/*----------------------------------------------------------------------*/	498	/*----------------------------------------------------------------------*/
694	/*	499	/*
695	* window size/position calculcations for XSizeHint and other storage.	500	* window size/position calculations for XSizeHint and other storage.
696	* if width/height are non-zero then override calculated width/height	501	* if width/height are non-zero then override calculated width/height
697	*/	502	*/
698	void	503	void
699	rxvt_term::window_calc (unsigned int width, unsigned int height)	504	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
700	{	505	{
701	short recalc_x, recalc_y;	506	short recalc_x, recalc_y;
702	int x, y, sb_w, mb_h, flags;	507	int x, y, flags;
703	unsigned int w, h;	508	unsigned int w, h;
704	unsigned int max_width, max_height;	509	unsigned int max_width, max_height;
705		510
706	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
707	TermWin.ncol, TermWin.nrow, szHint.width,
708	szHint.height));
709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	511	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
710	szHint.win_gravity = NorthWestGravity;	512	szHint.win_gravity = NorthWestGravity;
711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	513	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
712		514
713	recalc_x = recalc_y = 0;	515	recalc_x = recalc_y = 0;
714	flags = 0;	516	flags = 0;
		517
715	if (!parsed_geometry)	518	if (!parsed_geometry)
716	{	519	{
717	parsed_geometry = 1;	520	parsed_geometry = 1;
		521
718	if (rs[Rs_geometry])	522	if (rs[Rs_geometry])
719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	523	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		524
720	if (flags & WidthValue)	525	if (flags & WidthValue)
721	{	526	{
722	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	527	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
723	szHint.flags |= USSize;	528	szHint.flags |= USSize;
724	}	529	}
		530
725	if (flags & HeightValue)	531	if (flags & HeightValue)
726	{	532	{
727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	533	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
728	szHint.flags |= USSize;	534	szHint.flags |= USSize;
729	}	535	}
		536
730	if (flags & XValue)	537	if (flags & XValue)
731	{	538	{
732	szHint.x = x;	539	szHint.x = x;
733	szHint.flags |= USPosition;	540	szHint.flags |= USPosition;
		541
734	if (flags & XNegative)	542	if (flags & XNegative)
735	{	543	{
736	recalc_x = 1;	544	recalc_x = 1;
737	szHint.win_gravity = NorthEastGravity;	545	szHint.win_gravity = NorthEastGravity;
738	}	546	}
739	}	547	}
		548
740	if (flags & YValue)	549	if (flags & YValue)
741	{	550	{
742	szHint.y = y;	551	szHint.y = y;
743	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
744	if (flags & YNegative)	554	if (flags & YNegative)
745	{	555	{
746	recalc_y = 1;	556	recalc_y = 1;
		557
747	if (szHint.win_gravity == NorthEastGravity)	558	if (szHint.win_gravity == NorthEastGravity)
748	szHint.win_gravity = SouthEastGravity;	559	szHint.win_gravity = SouthEastGravity;
749	else	560	else
750	szHint.win_gravity = SouthWestGravity;	561	szHint.win_gravity = SouthWestGravity;
751	}	562	}
752	}	563	}
753	}	564	}
754		565
755	/* TODO: BOUNDS */	566	/* TODO: BOUNDS */
756	TermWin.width = TermWin.ncol * TermWin.fwidth;	567	width = ncol * fwidth;
757	TermWin.height = TermWin.nrow * TermWin.fheight;	568	height = nrow * fheight;
758	max_width = MAX_COLS * TermWin.fwidth;	569	max_width = MAX_COLS * fwidth;
759	max_height = MAX_ROWS * TermWin.fheight;	570	max_height = MAX_ROWS * fheight;
760		571
761	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	572	szHint.base_width = szHint.base_height = 2 * int_bwidth;
762		573
763	sb_w = mb_h = 0;
764	window_vt_x = window_vt_y = TermWin.int_bwidth;	574	window_vt_x = window_vt_y = int_bwidth;
765		575
766	if (scrollbar_visible ())	576	if (scrollBar.state)
767	{	577	{
768	sb_w = scrollbar_TotalWidth ();	578	int sb_w = scrollBar.total_width ();
769	szHint.base_width += sb_w;	579	szHint.base_width += sb_w;
		580
770	if (!(Options & Opt_scrollBar_right))	581	if (!option (Opt_scrollBar_right))
771	window_vt_x += sb_w;	582	window_vt_x += sb_w;
772	}	583	}
773		584
774	if (menubar_visible ())
775	{
776	mb_h = menuBar_TotalHeight ();
777	szHint.base_height += mb_h;
778	window_vt_y += mb_h;
779	}
780
781	szHint.width_inc = TermWin.fwidth;	585	szHint.width_inc = fwidth;
782	szHint.height_inc = TermWin.fheight;	586	szHint.height_inc = fheight;
783	szHint.min_width = szHint.base_width + szHint.width_inc;	587	szHint.min_width = szHint.base_width + szHint.width_inc;
784	szHint.min_height = szHint.base_height + szHint.height_inc;	588	szHint.min_height = szHint.base_height + szHint.height_inc;
785		589
786	if (width && width - szHint.base_width < max_width)	590	if (newwidth && newwidth - szHint.base_width < max_width)
787	{	591	{
788	szHint.width = width;	592	szHint.width = newwidth;
789	TermWin.width = width - szHint.base_width;	593	width = newwidth - szHint.base_width;
790	}	594	}
791	else	595	else
792	{	596	{
793	MIN_IT (TermWin.width, max_width);	597	min_it (width, max_width);
794	szHint.width = szHint.base_width + TermWin.width;	598	szHint.width = szHint.base_width + width;
795	}	599	}
796		600
797	if (height && height - szHint.base_height < max_height)	601	if (newheight && newheight - szHint.base_height < max_height)
798	{	602	{
799	szHint.height = height;	603	szHint.height = newheight;
800	TermWin.height = height - szHint.base_height;	604	height = newheight - szHint.base_height;
801	}	605	}
802	else	606	else
803	{	607	{
804	MIN_IT (TermWin.height, max_height);	608	min_it (height, max_height);
805	szHint.height = szHint.base_height + TermWin.height;	609	szHint.height = szHint.base_height + height;
806	}	610	}
807
808	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
809	window_sb_x = szHint.width - sb_w;
810		611
811	if (recalc_x)	612	if (recalc_x)
812	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	613	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
813	- szHint.width - 2 * TermWin.ext_bwidth);	614
814	if (recalc_y)	615	if (recalc_y)
815	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	616	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
816	- szHint.height - 2 * TermWin.ext_bwidth);
817		617
818	TermWin.ncol = TermWin.width / TermWin.fwidth;	618	ncol = width / fwidth;
819	TermWin.nrow = TermWin.height / TermWin.fheight;	619	nrow = height / fheight;
820	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
821	TermWin.ncol, TermWin.nrow, szHint.width,
822	szHint.height));
823	return;
824	}	620	}
825		621
826	/*----------------------------------------------------------------------*/	622	/*----------------------------------------------------------------------*/
827	/*	623	/*
828	* Tell the teletype handler what size the window is.	624	* Tell the teletype handler what size the window is.
829	* Called after a window size change.	625	* Called after a window size change.
830	*/	626	*/
831	void	627	void
832	rxvt_term::tt_winch ()	628	rxvt_term::tt_winch ()
833	{	629	{
		630	if (pty->pty < 0)
		631	return;
		632
834	struct winsize ws;	633	struct winsize ws;
835		634
836	if (cmd_fd < 0)
837	return;
838
839	ws.ws_col = TermWin.ncol;	635	ws.ws_col = ncol;
840	ws.ws_row = TermWin.nrow;	636	ws.ws_row = nrow;
841	ws.ws_xpixel = ws.ws_ypixel = 0;	637	ws.ws_xpixel = width;
842	#ifndef DEBUG_SIZE	638	ws.ws_ypixel = height;
843	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	639	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
844	#else	640
845	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	641	#if 0
846	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	642	// TIOCSWINSZ is supposed to do this automatically and correctly
847	# ifdef SIGWINCH
848	else if (cmd_pid) /* force through to the command */	643	if (cmd_pid) /* force through to the command */
849	kill (cmd_pid, SIGWINCH);	644	kill (-cmd_pid, SIGWINCH);
850	# endif
851	#endif	645	#endif
852	}	646	}
853		647
854	/*----------------------------------------------------------------------*/	648	/*----------------------------------------------------------------------*/
855	/* rxvt_change_font () - Switch to a new font */	649	/* set_fonts () - load and set the various fonts
856	/*	650	*
857	* init = 1 - initialize	651	* init = 1 - initialize
858	*	652	*
859	* fontname == FONT_UP - switch to bigger font	653	* fontname == FONT_UP - switch to bigger font
860	* fontname == FONT_DN - switch to smaller font	654	* fontname == FONT_DN - switch to smaller font
861	*/	655	*/
862	bool	656	bool
863	rxvt_term::change_font (const char *fontname)	657	rxvt_term::set_fonts ()
864	{	658	{
865	if (fontname == FONT_UP)
866	{
867	// TODO
868	}
869	else if (fontname == FONT_DN)
870	{
871	// TODO
872	}
873	else
874	{
875	rxvt_fontset *fs = new rxvt_fontset (this);	659	rxvt_fontset *fs = new rxvt_fontset (this);
		660	rxvt_fontprop prop;
876		661
877	if (fs && fs->populate (fontname ? fontname : "fixed"))	662	if (!fs
		663	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		664	|| !fs->realize_font (1))
		665	{
		666	delete fs;
		667	return false;
		668	}
		669
		670	#if ENABLE_STYLES
		671	for (int i = RS_styleCount; --i; )
		672	if (fontset[i] != fontset[0])
		673	delete fontset[i];
		674	#endif
		675
		676	delete fontset[0];
		677	fontset[0] = fs;
		678
		679	prop = (*fs)[1]->properties ();
		680	prop.height += lineSpace;
		681
		682	fs->set_prop (prop, false);
		683
		684	fwidth = prop.width;
		685	fheight = prop.height;
		686	fbase = prop.ascent;
		687
		688	for (int style = 1; style < 4; style++)
		689	{
		690	#if ENABLE_STYLES
		691	const char *res = rs[Rs_font + style];
		692
		693	if (res && !*res)
		694	fontset[style] = fontset[0];
		695	else
878	{	696	{
879	delete TermWin.fontset;	697	fontset[style] = fs = new rxvt_fontset (this);
880	TermWin.fontset = fs;	698	rxvt_fontprop prop2 = prop;
881	TermWin.fwidth = fs->base_font ()->width;
882	TermWin.fheight = fs->base_font ()->height;
883	TermWin.fbase = fs->base_font ()->ascent;
884		699
885	if (TermWin.parent[0])	700	if (res)
886	{	701	{
887	resize_all_windows (0, 0, 0);	702	fs->populate (res);
888	scr_remap_chars ();	703	fs->set_prop (prop2, false);
889	scr_touch (true);
890	}	704	}
		705	else
		706	{
		707	fs->populate (fontset[0]->fontdesc);
891		708
892	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)	709	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
893	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);	710	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
894		711
895	return true;	712	fs->set_prop (prop2, true);
		713	}
		714
896	}	715	}
		716	#else
		717	fontset[style] = fontset[0];
		718	#endif
		719	}
		720
		721	if (parent[0])
897	}	722	{
		723	resize_all_windows (0, 0, 0);
		724	scr_remap_chars ();
		725	scr_touch (true);
		726	}
898		727
899	return false;	728	return true;
900	}	729	}
901		730
902	bool	731	void
903	rxvt_term::font_up_down (int n, int direction)	732	rxvt_term::set_string_property (Atom prop, const char *str, int len)
904	{	733	{
905	return false;	734	XChangeProperty (dpy, parent[0],
		735	prop, XA_STRING, 8, PropModeReplace,
		736	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		737	}
		738
		739	void
		740	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		741	{
		742	wchar_t *ws = rxvt_mbstowcs (str, len);
		743	char *s = rxvt_wcstoutf8 (ws);
		744
		745	XChangeProperty (dpy, parent[0],
		746	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		747	(const unsigned char *)s, strlen (s));
		748
		749	free (s);
		750	free (ws);
906	}	751	}
907		752
908	/*----------------------------------------------------------------------*/	753	/*----------------------------------------------------------------------*/
909	/*----------------------------------------------------------------------*/	754	/*----------------------------------------------------------------------*/
910	/* xterm sequences - title, iconName, color (exptl) */	755	/* xterm sequences - title, iconName, color (exptl) */
911	void	756	void
912	rxvt_term::set_title (const char *str)	757	rxvt_term::set_title (const char *str)
913	{	758	{
914	#ifdef SMART_WINDOW_TITLE	759	set_string_property (XA_WM_NAME, str);
915	char *name;	760	#if ENABLE_EWMH
916		761	set_utf8_property (xa[XA_NET_WM_NAME], str);
917	if (!XFetchName (display->display, TermWin.parent[0], &name))
918	name = NULL;
919
920	if (name == NULL || STRCMP (name, str))
921	#endif
922	XStoreName (display->display, TermWin.parent[0], str);
923
924	#ifdef SMART_WINDOW_TITLE
925	if (name)
926	XFree (name);
927	#endif	762	#endif
928	}	763	}
929		764
930	void	765	void
931	rxvt_term::set_icon_name (const char *str)	766	rxvt_term::set_icon_name (const char *str)
932	{	767	{
933	#ifdef SMART_WINDOW_TITLE	768	set_string_property (XA_WM_ICON_NAME, str);
934	char *name;	769	#if ENABLE_EWMH
935		770	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
936	if (!XGetIconName (display->display, TermWin.parent[0], &name))
937	name = NULL;
938
939	if (name == NULL || STRCMP (name, str))
940	#endif	771	#endif
941	XSetIconName (display->display, TermWin.parent[0], str);
942
943	#ifdef SMART_WINDOW_TITLE
944	if (name)
945	XFree (name);
946	#endif
947	}	772	}
948		773
		774	void
		775	rxvt_term::set_window_color (int idx, const char *color)
		776	{
949	#ifdef XTERM_COLOR_CHANGE	777	#ifdef XTERM_COLOR_CHANGE
950	void
951	rxvt_term::set_window_color (int idx, const char *color)
952	{
953	rxvt_color xcol;	778	rxvt_color xcol;
954	int i;
955		779
956	if (color == NULL || *color == '\0')	780	if (color == NULL || *color == '\0')
957	return;	781	return;
958		782
		783	color = strdup (color);
		784	allocated.push_back ((void *)color);
		785	rs[Rs_color + idx] = color;
		786
959	/* handle color aliases */	787	/* handle color aliases */
960	if (isdigit (*color))	788	if (isdigit (*color))
961	{	789	{
962	i = atoi (color);	790	int i = atoi (color);
		791
963	if (i >= 8 && i <= 15)	792	if (i >= 8 && i <= 15)
		793	{
964	{ /* bright colors */	794	/* bright colors */
965	i -= 8;
966	# ifndef NO_BRIGHTCOLOR
967	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];	795	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
968	SET_PIXCOLOR (idx);
969	goto Done;	796	goto done;
970	# endif
971
972	}	797	}
		798
973	if (i >= 0 && i <= 7)	799	if (i >= 0 && i <= 7)
		800	{
974	{ /* normal colors */	801	/* normal colors */
975	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	802	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
976	SET_PIXCOLOR (idx);
977	goto Done;	803	goto done;
978	}	804	}
979	}	805	}
980		806
981	if (!rXParseAllocColor (& xcol, color))	807	set_color (xcol, color);
982	return;
983
984	/* XStoreColor (display->display, display->cmap, XColor*); */
985		808
986	/*	809	/*
987	* FIXME: should free colors here, but no idea how to do it so instead,	810	* FIXME: should free colors here, but no idea how to do it so instead,
988	* so just keep gobbling up the colormap	811	* so just keep gobbling up the colormap
989	*/	812	*/
990	# if 0
991	for (i = Color_Black; i <= Color_White; i++)
992	if (PixColors[idx] == PixColors[i])
993	break;
994	if (i > Color_White)
995	{
996	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
997	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
998	DisplayPlanes (display->display, display->screen));
999	}
1000	# endif
1001		813
1002	PixColorsFocused[idx] = xcol;	814	pix_colors_focused[idx] = xcol;
1003	SET_PIXCOLOR (idx);
1004		815
1005	/* XSetWindowAttributes attr; */
1006	/* Cursor cursor; */
1007	Done:	816	done:
1008	#ifdef OFF_FOCUS_FADING
1009	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
1010	#endif
1011	if (idx == Color_bg && ! (Options & Opt_transparent))
1012	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1013
1014	/* handle Color_BD, scrollbar background, etc. */	817	/*TODO: handle Color_BD, scrollbar background, etc. */
1015		818
1016	set_colorfgbg ();	819	update_fade_color (idx);
1017	recolour_cursor ();	820	recolour_cursor ();
1018	scr_touch (true);	821	scr_recolour ();
		822	#endif /* XTERM_COLOR_CHANGE */
1019	}	823	}
1020
1021	#else
1022	# define set_window_color (idx,color) ((void)0)
1023	#endif /* XTERM_COLOR_CHANGE */
1024		824
1025	void	825	void
1026	rxvt_term::recolour_cursor ()	826	rxvt_term::recolour_cursor ()
1027	{	827	{
1028	XColor xcol[2];	828	XColor fg, bg;
1029		829
1030	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	830	(ISSET_PIXCOLOR (Color_pointer_fg)
1031	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];	831	? pix_colors_focused[Color_pointer_fg]
1032	XQueryColors (display->display, display->cmap, xcol, 2);	832	: pix_colors_focused[Color_fg]).get (fg);
1033	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	833
		834	(ISSET_PIXCOLOR (Color_pointer_bg)
		835	? pix_colors_focused[Color_pointer_bg]
		836	: pix_colors_focused[Color_bg]).get (bg);
		837
		838	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1034	}	839	}
1035		840
1036	/*----------------------------------------------------------------------*/	841	/*----------------------------------------------------------------------*/
1037	/*	842	/*
1038	* find if fg/bg matches any of the normal (low-intensity) colors	843	* find if fg/bg matches any of the normal (low-intensity) colors
1039	*/	844	*/
1040	void	845	void
1041	rxvt_term::set_colorfgbg ()	846	rxvt_term::set_colorfgbg ()
1042	{	847	{
1043	unsigned int i;	848	unsigned int i;
1044	const char *xpmb = "\0";	849	const char *xpmb = "";
1045	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	850	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1046		851
1047	env_colorfgbg =
1048	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1049	STRCPY (fstr, "default");	852	strcpy (fstr, "default");
1050	STRCPY (bstr, "default");	853	strcpy (bstr, "default");
1051	for (i = Color_Black; i <= Color_White; i++)	854	for (i = Color_Black; i <= Color_White; i++)
1052	if (PixColors[Color_fg] == PixColors[i])	855	if (pix_colors[Color_fg] == pix_colors[i])
1053	{	856	{
1054	sprintf (fstr, "%d", (i - Color_Black));	857	sprintf (fstr, "%d", (i - Color_Black));
1055	break;	858	break;
1056	}	859	}
		860
1057	for (i = Color_Black; i <= Color_White; i++)	861	for (i = Color_Black; i <= Color_White; i++)
1058	if (PixColors[Color_bg] == PixColors[i])	862	if (pix_colors[Color_bg] == pix_colors[i])
1059	{	863	{
1060	sprintf (bstr, "%d", (i - Color_Black));	864	sprintf (bstr, "%d", (i - Color_Black));
1061	#ifdef XPM_BACKGROUND	865	#ifdef BG_IMAGE_FROM_FILE
1062	xpmb = "default;";	866	xpmb = "default;";
1063	#endif	867	#endif
1064	break;	868	break;
1065	}	869	}
1066		870
1067	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	871	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1068
1069	#ifndef NO_BRIGHTCOLOR
1070	colorfgbg = DEFAULT_RSTYLE;
1071	for (i = minCOLOR; i <= maxCOLOR; i++)
1072	{
1073	if (PixColors[Color_fg] == PixColors[i])
1074	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1075	if (PixColors[Color_bg] == PixColors[i])
1076	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1077	}
1078	#endif
1079	}	872	}
1080		873
1081	/*----------------------------------------------------------------------*/	874	/*----------------------------------------------------------------------*/
1082	/*
1083	* Colour determination for low colour displays, routine from
1084	* Hans de Goede <hans@highrise.nl>
1085	*/
1086		875
1087	int	876	bool
1088	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	877	rxvt_term::set_color (rxvt_color &color, const char *name)
1089	{	878	{
1090	if (!screen_in_out->set (display, colour))	879	if (color.set (this, name))
1091	{
1092	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1093	return false;
1094	}
1095
1096	return true;	880	return true;
		881
		882	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		883	return false;
		884	}
		885
		886	void
		887	rxvt_term::alias_color (int dst, int src)
		888	{
		889	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1097	}	890	}
1098		891
1099	/* -------------------------------------------------------------------- *	892	/* -------------------------------------------------------------------- *
1100	* - WINDOW RESIZING - *	893	* - WINDOW RESIZING - *
1101	* -------------------------------------------------------------------- */	894	* -------------------------------------------------------------------- */
1102	void	895	void
1103	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	896	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1104	{	897	{
1105	int fix_screen;	898	int fix_screen;
		899	int old_width = szHint.width;
		900	int old_height = szHint.height;
1106		901
1107	#ifdef SMART_RESIZE
1108	int old_width = szHint.width, old_height = szHint.height;
1109	#endif
1110
1111	window_calc (width, height);	902	window_calc (newwidth, newheight);
		903
		904	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1112	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	905	XSetWMNormalHints (dpy, parent[0], &szHint);
1113		906
1114	if (!ignoreparent)	907	if (!ignoreparent)
1115	{	908	{
1116	#ifdef SMART_RESIZE	909	#ifdef SMART_RESIZE
1117	/*	910	/*
…		…
1121	int x, y, x1, y1;	914	int x, y, x1, y1;
1122	int dx, dy;	915	int dx, dy;
1123	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	916	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1124	Window unused_cr;	917	Window unused_cr;
1125		918
1126	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	919	XTranslateCoordinates (dpy, parent[0], display->root,
1127	0, 0, &x, &y, &unused_cr);	920	0, 0, &x, &y, &unused_cr);
1128	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	921	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1129	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	922	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1130	/*	923	/*
1131	* if display->root isn't the parent window, a WM will probably have offset	924	* if display->root isn't the parent window, a WM will probably have offset
1132	* our position for handles and decorations. Counter it	925	* our position for handles and decorations. Counter it
1133	*/	926	*/
…		…
1135	{	928	{
1136	x -= x1;	929	x -= x1;
1137	y -= y1;	930	y -= y1;
1138	}	931	}
1139		932
1140	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	933	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1141	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	934	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1142	dx = old_width - szHint.width;	935	dx = old_width - szHint.width;
1143	dy = old_height - szHint.height;	936	dy = old_height - szHint.height;
1144		937
1145	/* Check position of the center of the window */	938	/* Check position of the center of the window */
1146	if (x < x1) /* left half */	939	if (x < x1) /* left half */
1147	dx = 0;	940	dx = 0;
…		…
1150	if (y < y1) /* top half */	943	if (y < y1) /* top half */
1151	dy = 0;	944	dy = 0;
1152	else if (y == y1) /* exact center */	945	else if (y == y1) /* exact center */
1153	dy /= 2;	946	dy /= 2;
1154		947
1155	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	948	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1156	szHint.width, szHint.height);	949	szHint.width, szHint.height);
1157	#else	950	#else
1158	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	951	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1159	#endif	952	#endif
1160	}	953	}
1161		954
1162	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	955	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1163		956
1164	if (fix_screen || width != old_width || height != old_height)	957	if (fix_screen || newwidth != old_width || newheight != old_height)
1165	{	958	{
1166	if (scrollbar_visible ())	959	if (scrollBar.state)
1167	{	960	scrollBar.resize ();
1168	XMoveResizeWindow (display->display, scrollBar.win,
1169	window_sb_x, 0,
1170	scrollbar_TotalWidth (), szHint.height);
1171	resize_scrollbar ();
1172	}
1173		961
1174	if (menubar_visible ())
1175	XMoveResizeWindow (display->display, menuBar.win,
1176	window_vt_x, 0,
1177	TermWin_TotalWidth (), menuBar_TotalHeight ());
1178
1179	XMoveResizeWindow (display->display, TermWin.vt,	962	XMoveResizeWindow (dpy, vt,
1180	window_vt_x, window_vt_y,	963	window_vt_x, window_vt_y,
1181	TermWin_TotalWidth (), TermWin_TotalHeight ());	964	width, height);
		965
		966	#ifdef HAVE_BG_PIXMAP
		967	if (bgPixmap.window_size_sensitive ())
		968	update_background ();
		969	#endif
		970
1182	scr_clear ();	971	scr_clear ();
1183	#ifdef XPM_BACKGROUND
1184	resize_pixmap ();
1185	#endif
1186	}	972	}
1187		973
1188	if (fix_screen || old_height == 0)	974	if (fix_screen || old_height == 0)
1189	{
1190	int curr_screen = -1;
1191	int old_ncol = prev_ncol;
1192
1193	/* scr_reset only works on the primary screen */
1194	if (old_height) /* this is not the first time through */
1195	{
1196	unsigned int ncol = TermWin.ncol;
1197	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1198	curr_screen = scr_change_screen (PRIMARY);
1199	TermWin.ncol = ncol;
1200	}
1201
1202	scr_reset ();	975	scr_reset ();
1203		976
1204	if (curr_screen >= 0) /* this is not the first time through */	977	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1205	{	978	//scr_touch (false);
1206	scr_change_screen (curr_screen);
1207	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1208	}
1209	}
1210		979
1211	old_width = szHint.width;	980	#ifdef HAVE_BG_PIXMAP
1212	old_height = szHint.height;	981	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		982	// if (bgPixmap.pixmap)
		983	// scr_touch (false);
		984	#endif
1213		985
1214	#ifdef USE_XIM	986	#ifdef USE_XIM
1215	IMSetStatusPosition ();	987	IMSetPosition ();
1216	#endif	988	#endif
1217	}	989	}
1218		990
1219	/*	991	/*
1220	* Set the width/height of the vt window in characters. Units are pixels.	992	* Set the width/height of the vt window in characters. Units are pixels.
1221	* good for toggling 80/132 columns	993	* good for toggling 80/132 columns
1222	*/	994	*/
1223	void	995	void
1224	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	996	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1225	{	997	{
1226	XWindowAttributes wattr;	998	XWindowAttributes wattr;
1227		999
1228	if (width == 0 || height == 0)	1000	if (newwidth == 0 || newheight == 0)
1229	{	1001	{
1230	XGetWindowAttributes (display->display, display->root, &wattr);	1002	XGetWindowAttributes (dpy, display->root, &wattr);
		1003
1231	if (width == 0)	1004	if (newwidth == 0)
1232	width = wattr.width - szHint.base_width;	1005	newwidth = wattr.width - szHint.base_width;
1233	if (height == 0)	1006	if (newheight == 0)
1234	height = wattr.height - szHint.base_height;	1007	newheight = wattr.height - szHint.base_height;
1235	}
1236	if (width != TermWin.width || height != TermWin.height)
1237	{	1008	}
		1009
		1010	if (newwidth != width || newheight != height)
		1011	{
1238	width += szHint.base_width;	1012	newwidth += szHint.base_width;
1239	height += szHint.base_height;	1013	newheight += szHint.base_height;
1240	resize_all_windows (width, height, 0);	1014	resize_all_windows (newwidth, newheight, 0);
1241	}	1015	}
1242	}	1016	}
1243		1017
1244	/* -------------------------------------------------------------------- *	1018	/* -------------------------------------------------------------------- *
1245	* - X INPUT METHOD ROUTINES - *	1019	* - X INPUT METHOD ROUTINES - *
1246	* -------------------------------------------------------------------- */	1020	* -------------------------------------------------------------------- */
1247	#ifdef USE_XIM	1021	#ifdef USE_XIM
1248		1022
1249	void	1023	void
		1024	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1025	{
		1026	fg = pix_colors [Color_fg];
		1027	bg = pix_colors [Color_bg];
		1028	}
		1029
		1030	void
1250	rxvt_term::im_set_size (XRectangle *size)	1031	rxvt_term::im_set_size (XRectangle &size)
1251	{	1032	{
1252	size->x = TermWin.int_bwidth;	1033	// the int_bwidth terms make no sense to me
1253	size->y = TermWin.int_bwidth;	1034	size.x = int_bwidth;
1254	size->width = Width2Pixel (TermWin.ncol);	1035	size.y = int_bwidth;
1255	size->height = Height2Pixel (TermWin.nrow);	1036	size.width = Width2Pixel (ncol) + int_bwidth;
		1037	size.height = Height2Pixel (nrow) + int_bwidth;
1256	}	1038	}
1257		1039
1258	void	1040	void
1259	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1041	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1042	XRectangle &status_rect,
		1043	const XRectangle &needed_rect)
1260	{	1044	{
1261	*fg = PixColors[Color_fg];	1045	preedit_rect.x = needed_rect.width;
1262	*bg = PixColors[Color_bg];	1046	preedit_rect.y = 0;
		1047	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1048	preedit_rect.height = fheight;
		1049
		1050	status_rect.x = 0;
		1051	status_rect.y = 0;
		1052	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1053	status_rect.height = fheight;
1263	}	1054	}
1264		1055
1265	/* Checking whether input method is running. */	1056	/* Checking whether input method is running. */
1266	bool	1057	bool
1267	rxvt_term::IMisRunning ()	1058	rxvt_term::IMisRunning ()
1268	{	1059	{
1269	char *p;	1060	char *p;
1270	Atom atom;	1061	Atom atom;
1271	Window win;	1062	Window win;
1272	char server[IMBUFSIZ];	1063	char server[IMBUFSIZ];
1273		1064
1274	/* get current locale modifier */	1065	/* get current locale modifier */
1275	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1066	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1276	{	1067	{
1277	STRCPY (server, "@server=");	1068	strcpy (server, "@server=");
1278	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1069	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1070
1279	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1071	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1280	*p = '\0';	1072	*p = '\0';
1281		1073
1282	atom = XInternAtom (display->display, server, False);	1074	atom = XInternAtom (dpy, server, False);
1283	win = XGetSelectionOwner (display->display, atom);	1075	win = XGetSelectionOwner (dpy, atom);
		1076
1284	if (win != None)	1077	if (win != None)
1285	return True;	1078	return True;
1286	}	1079	}
		1080
1287	return False;	1081	return False;
1288	}	1082	}
1289		1083
1290	void	1084	void
1291	rxvt_term::IMSendSpot ()	1085	rxvt_term::IMSendSpot ()
1292	{	1086	{
1293	XPoint spot;	1087	XPoint nspot;
1294	XVaNestedList preedit_attr;	1088	XVaNestedList preedit_attr;
1295		1089
1296	if (Input_Context == NULL	1090	if (!Input_Context
1297	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1091	|| !focus
1298	|| ! (event_type == KeyPress	1092	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1299	|| event_type == Expose
1300	|| event_type == NoExpose
1301	|| event_type == SelectionNotify
1302	|| event_type == ButtonRelease || event_type == FocusIn)
1303	|| !IMisRunning ())
1304	return;	1093	return;
1305		1094
1306	im_set_position (&spot);	1095	im_set_position (nspot);
		1096
		1097	if (nspot.x == spot.x && nspot.y == spot.y)
		1098	return;
		1099
		1100	spot = nspot;
1307		1101
1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1102	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1103	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1310	XFree (preedit_attr);	1104	XFree (preedit_attr);
1311	}	1105	}
1312		1106
1313	void	1107	void
1314	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1315	XRectangle * needed_rect)
1316	{
1317	int mbh, vtx = 0;
1318
1319	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1320	vtx = scrollbar_TotalWidth ();
1321
1322	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1323	mbh -= TermWin.lineSpace;
1324
1325	preedit_rect->x = needed_rect->width + vtx;
1326	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1327
1328	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1329	preedit_rect->height = Height2Pixel (1);
1330
1331	status_rect->x = vtx;
1332	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1333
1334	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1335	status_rect->height = Height2Pixel (1);
1336	}
1337
1338	void
1339	rxvt_term::im_destroy ()	1108	rxvt_term::im_destroy ()
1340	{	1109	{
1341	if (Input_Context)
1342	{
1343	XDestroyIC (Input_Context);
1344	Input_Context = NULL;
1345	}
1346
1347	if (input_method)	1110	if (input_method)
1348	{	1111	{
		1112	if (Input_Context && input_method->xim)
		1113	XDestroyIC (Input_Context);
		1114
1349	display->put_xim (input_method);	1115	display->put_xim (input_method);
1350	input_method = 0;	1116	input_method = 0;
1351	}	1117	}
		1118
		1119	Input_Context = 0;
1352	}	1120	}
		1121
		1122	#ifdef ENABLE_XIM_ONTHESPOT
		1123
		1124	static void
		1125	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1126	{
		1127	((rxvt_term *)client_data)->make_current ();
		1128	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1129	}
		1130
		1131	static void
		1132	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1133	{
		1134	((rxvt_term *)client_data)->make_current ();
		1135	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1136	}
		1137
		1138	static void
		1139	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1140	{
		1141	rxvt_term *term = (rxvt_term *)client_data;
		1142	XIMText *text = call_data->text;
		1143
		1144	term->make_current ();
		1145
		1146	if (text)
		1147	{
		1148	void *str;
		1149
		1150	if (!text->encoding_is_wchar && text->string.multi_byte)
		1151	{
		1152	// of course, X makes it ugly again
		1153	if (term->rs[Rs_imLocale])
		1154	SET_LOCALE (term->rs[Rs_imLocale]);
		1155
		1156	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1157	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1158
		1159	if (term->rs[Rs_imLocale])
		1160	SET_LOCALE (term->locale);
		1161	}
		1162	else
		1163	str = (void *)text->string.wide_char;
		1164
		1165	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1166	DT_INT, call_data->caret,
		1167	DT_INT, call_data->chg_first,
		1168	DT_INT, call_data->chg_length,
		1169	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1170	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1171	DT_END));
		1172	}
		1173	else
		1174	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1175	DT_INT, call_data->caret,
		1176	DT_INT, call_data->chg_first,
		1177	DT_INT, call_data->chg_length,
		1178	DT_END));
		1179	}
		1180
		1181	#if 0
		1182	static void
		1183	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1184	{
		1185	((rxvt_term *)client_data)->make_current ();
		1186	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1187	DT_INT, call_data->position,
		1188	DT_INT, call_data->direction,
		1189	DT_INT, call_data->style,
		1190	DT_END));
		1191	}
		1192	#endif
		1193
		1194	#endif
1353		1195
1354	/*	1196	/*
1355	* Try to open a XIM with the current modifiers, then see if we can	1197	* Try to open a XIM with the current modifiers, then see if we can
1356	* open a suitable preedit type	1198	* open a suitable preedit type
1357	*/	1199	*/
1358	bool	1200	bool
1359	rxvt_term::IM_get_IC (const char *modifiers)	1201	rxvt_term::IM_get_IC (const char *modifiers)
1360	{	1202	{
1361	int i, j, found;	1203	int i, j, found;
1362	XIM xim;	1204	XIM xim;
1363	XPoint spot;	1205	XPoint spot;
1364	XRectangle rect, status_rect, needed_rect;	1206	XRectangle rect, status_rect, needed_rect;
1365	unsigned long fg, bg;	1207	unsigned long fg, bg;
1366	const char *p;	1208	const char *p;
1367	char **s;	1209	char **s;
1368	XIMStyles *xim_styles;	1210	XIMStyles *xim_styles;
1369	XVaNestedList preedit_attr, status_attr;	1211	#ifdef ENABLE_XIM_ONTHESPOT
		1212	XIMCallback xcb[4];
		1213	#endif
		1214
		1215	set_environ (envv);
1370		1216
1371	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1217	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1372	return false;	1218	return false;
1373		1219
1374	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1375	input_method = display->get_xim (locale, modifiers);	1220	input_method = display->get_xim (locale, modifiers);
1376	if (input_method == NULL)	1221	if (input_method == NULL)
1377	return false;	1222	return false;
1378		1223
1379	xim = input_method->xim;	1224	xim = input_method->xim;
		1225	spot.x = spot.y = -1;
1380		1226
1381	xim_styles = NULL;	1227	xim_styles = NULL;
1382	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1228	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1383	|| !xim_styles || !xim_styles->count_styles)	1229	|| !xim_styles || !xim_styles->count_styles)
1384	{	1230	{
1385	display->put_xim (input_method);	1231	im_destroy ();
1386	return false;	1232	return false;
1387	}	1233	}
1388		1234
1389	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1235	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1236
		1237	for (int pi = 0; pi < 2; pi++)
		1238	{
		1239	p = pet[pi];
		1240
		1241	if (!p)
		1242	continue;
		1243
1390	s = rxvt_splitcommastring (p);	1244	s = rxvt_splitcommastring (p);
		1245
1391	for (i = found = 0; !found && s[i]; i++)	1246	for (i = found = 0; !found && s[i]; i++)
1392	{	1247	{
1393	if (!STRCMP (s[i], "OverTheSpot"))	1248	if (!strcmp (s[i], "OverTheSpot"))
1394	input_style = (XIMPreeditPosition | XIMStatusNothing);	1249	input_style = XIMPreeditPosition | XIMStatusNothing;
1395	else if (!STRCMP (s[i], "OffTheSpot"))	1250	else if (!strcmp (s[i], "OffTheSpot"))
1396	input_style = (XIMPreeditArea | XIMStatusArea);	1251	input_style = XIMPreeditArea | XIMStatusArea;
1397	else if (!STRCMP (s[i], "Root"))	1252	else if (!strcmp (s[i], "Root"))
1398	input_style = (XIMPreeditNothing | XIMStatusNothing);	1253	input_style = XIMPreeditNothing | XIMStatusNothing;
		1254	else if (!strcmp (s[i], "None"))
		1255	input_style = XIMPreeditNone | XIMStatusNone;
		1256	#ifdef ENABLE_XIM_ONTHESPOT
		1257	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1258	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1259	#endif
		1260	else
		1261	input_style = XIMPreeditNothing | XIMStatusNothing;
1399		1262
1400	for (j = 0; j < xim_styles->count_styles; j++)	1263	for (j = 0; j < xim_styles->count_styles; j++)
1401	if (input_style == xim_styles->supported_styles[j])	1264	if (input_style == xim_styles->supported_styles[j])
1402	{	1265	{
		1266	rxvt_freecommastring (s);
		1267
1403	found = 1;	1268	found = 1;
1404	break;	1269	goto foundpet;
		1270	}
		1271
1405	}	1272	}
1406	}
1407		1273
1408	for (i = 0; s[i]; i++)	1274	rxvt_freecommastring (s);
1409	free (s[i]);	1275	}
1410		1276
1411	free (s);	1277	foundpet:
		1278
1412	XFree (xim_styles);	1279	XFree (xim_styles);
1413		1280
1414	if (!found)	1281	if (!found)
1415	{	1282	{
1416	display->put_xim (input_method);	1283	im_destroy ();
1417	return false;	1284	return false;
1418	}	1285	}
1419		1286
1420	preedit_attr = status_attr = NULL;	1287	XFontSet fs = 0;
		1288	XVaNestedList preedit_attr = 0, status_attr = 0;
		1289
		1290	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1291	{
		1292	// fake us a font-set, please
		1293	char **missing_charset_list;
		1294	int missing_charset_count;
		1295	char *def_string;
		1296	char pat[512];
		1297
		1298	sprintf (pat,
		1299	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1300	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1301	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1302	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1303	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1304	"*",
		1305	fheight,
		1306	fheight + 1, fheight - 1,
		1307	fheight - 2, fheight + 2);
		1308
		1309	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1310	&missing_charset_list, &missing_charset_count, &def_string);
		1311
		1312	if (missing_charset_list)
		1313	XFreeStringList (missing_charset_list);
		1314
		1315	if (!fs)
		1316	{
		1317	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1318	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1319	}
		1320	}
1421		1321
1422	if (input_style & XIMPreeditPosition)	1322	if (input_style & XIMPreeditPosition)
1423	{	1323	{
1424	im_set_size (&rect);	1324	im_set_size (rect);
1425	im_set_position (&spot);	1325	im_set_position (spot);
1426	im_set_color (&fg, &bg);	1326	im_set_color (fg, bg);
1427		1327
1428	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1328	preedit_attr = XVaCreateNestedList (0,
		1329	XNForeground, fg,
		1330	XNBackground, bg,
		1331	XNArea, &rect,
1429	XNSpotLocation, &spot,	1332	XNSpotLocation, &spot,
1430	XNForeground, fg, XNBackground, bg,
1431	//XNFontSet, TermWin.fontset,	1333	XNFontSet, fs,
1432	NULL);	1334	NULL);
1433	}	1335	}
1434	else if (input_style & XIMPreeditArea)	1336	else if (input_style & XIMPreeditArea)
1435	{	1337	{
1436	im_set_color (&fg, &bg);	1338	im_set_color (fg, bg);
1437		1339
1438	/*	1340	/*
1439	* The necessary width of preedit area is unknown	1341	* The necessary width of preedit area is unknown
1440	* until create input context.	1342	* until create input context.
1441	*/	1343	*/
1442	needed_rect.width = 0;	1344	needed_rect.width = 0;
1443
1444	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1345	im_set_preedit_area (rect, status_rect, needed_rect);
1445		1346
1446	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1347	preedit_attr = XVaCreateNestedList (0,
		1348	XNForeground, fg,
1447	XNForeground, fg, XNBackground, bg,	1349	XNBackground, bg,
		1350	XNArea, &rect,
		1351	XNFontSet, fs,
		1352	NULL);
		1353	status_attr = XVaCreateNestedList (0,
		1354	XNForeground, fg,
		1355	XNBackground, bg,
		1356	XNArea, &status_rect,
1448	//XNFontSet, TermWin.fontset,	1357	XNFontSet, fs,
1449	NULL);	1358	NULL);
1450	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1359	}
1451	XNForeground, fg, XNBackground, bg,	1360	#if ENABLE_XIM_ONTHESPOT
1452	//XNFontSet, TermWin.fontset,	1361	else if (input_style & XIMPreeditCallbacks)
		1362	{
		1363	im_set_position (spot);
		1364
		1365	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1366	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1367	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1368	# if 0
		1369	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1370	# endif
		1371
		1372	preedit_attr = XVaCreateNestedList (0,
		1373	XNSpotLocation, &spot,
		1374	XNPreeditStartCallback, &xcb[0],
		1375	XNPreeditDoneCallback , &xcb[1],
		1376	XNPreeditDrawCallback , &xcb[2],
		1377	# if 0
		1378	XNPreeditCaretCallback, &xcb[3],
		1379	# endif
1453	NULL);	1380	NULL);
1454	}	1381	}
		1382	#endif
1455		1383
1456	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1384	Input_Context = XCreateIC (xim,
		1385	XNInputStyle, input_style,
1457	XNClientWindow, TermWin.parent[0],	1386	XNClientWindow, vt,
1458	XNFocusWindow, TermWin.parent[0],	1387	XNFocusWindow, parent[0],
1459	preedit_attr ? XNPreeditAttributes : NULL,	1388	preedit_attr ? XNPreeditAttributes : NULL,
1460	preedit_attr,	1389	preedit_attr,
1461	status_attr ? XNStatusAttributes : NULL,	1390	status_attr ? XNStatusAttributes : NULL,
1462	status_attr, NULL);	1391	status_attr, NULL);
		1392
1463	if (preedit_attr) XFree (preedit_attr);	1393	if (preedit_attr) XFree (preedit_attr);
1464	if (status_attr) XFree (status_attr);	1394	if (status_attr) XFree (status_attr);
		1395	if (fs) XFreeFontSet (dpy, fs);
1465		1396
1466	if (Input_Context == NULL)	1397	if (Input_Context == NULL)
1467	{	1398	{
1468	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1399	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1469	display->put_xim (input_method);	1400	im_destroy ();
1470	return false;	1401	return false;
1471	}	1402	}
1472		1403
1473	if (input_style & XIMPreeditArea)	1404	#if 0
		1405	// unfortunately, only the focus window is used by XIM, hard to fix
		1406	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1407	vt_select_input ();
		1408	#endif
		1409
1474	IMSetStatusPosition ();	1410	IMSetPosition ();
1475		1411
1476	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1477	return true;	1412	return true;
1478	}	1413	}
1479		1414
1480	void	1415	void
1481	rxvt_term::im_cb ()	1416	rxvt_term::im_cb ()
1482	{	1417	{
1483	int i, found, had_im;	1418	int i;
1484	const char *p;	1419	const char *p;
1485	char **s;	1420	char **s;
1486	char buf[IMBUFSIZ];	1421	char buf[IMBUFSIZ];
1487		1422
		1423	make_current ();
		1424
1488	im_destroy ();	1425	im_destroy ();
1489		1426
1490	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1491	if (Input_Context)	1427	if (Input_Context)
1492	return;	1428	return;
1493		1429
1494	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1430	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1495	if (rs[Rs_imLocale])	1431	if (rs[Rs_imLocale])
…		…
1500	if (p && *p)	1436	if (p && *p)
1501	{	1437	{
1502	bool found = false;	1438	bool found = false;
1503		1439
1504	s = rxvt_splitcommastring (p);	1440	s = rxvt_splitcommastring (p);
		1441
1505	for (i = 0; s[i]; i++)	1442	for (i = 0; s[i]; i++)
1506	{	1443	{
1507	if (*s[i])	1444	if (*s[i])
1508	{	1445	{
1509	STRCPY (buf, "@im=");	1446	strcpy (buf, "@im=");
1510	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1447	strncat (buf, s[i], IMBUFSIZ - 5);
1511	if (IM_get_IC (buf))	1448	if (IM_get_IC (buf))
1512	{	1449	{
1513	found = true;	1450	found = true;
1514	break;	1451	break;
1515	}	1452	}
1516	}	1453	}
1517	}	1454	}
1518	for (i = 0; s[i]; i++)	1455
1519	free (s[i]);	1456	rxvt_freecommastring (s);
1520	free (s);
1521		1457
1522	if (found)	1458	if (found)
1523	goto done;	1459	goto done;
1524	}	1460	}
1525		1461
…		…
1537	SET_LOCALE (locale);	1473	SET_LOCALE (locale);
1538	#endif	1474	#endif
1539	}	1475	}
1540		1476
1541	void	1477	void
1542	rxvt_term::IMSetStatusPosition ()	1478	rxvt_term::IMSetPosition ()
1543	{	1479	{
1544	XRectangle preedit_rect, status_rect, *needed_rect;	1480	XRectangle preedit_rect, status_rect, *needed_rect;
1545	XVaNestedList preedit_attr, status_attr;	1481	XVaNestedList preedit_attr, status_attr;
1546		1482
1547	if (Input_Context == NULL	1483	if (!Input_Context
1548	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1484	|| !focus
		1485	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1549	|| !IMisRunning ())	1486	|| !IMisRunning ())
1550	return;	1487	return;
1551		1488
		1489	if (input_style & XIMPreeditPosition)
		1490	{
		1491	im_set_size (preedit_rect);
		1492	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1493
		1494	XSetICValues (Input_Context,
		1495	XNPreeditAttributes, preedit_attr, NULL);
		1496	}
		1497	else
		1498	{
1552	/* Getting the necessary width of preedit area */	1499	/* Getting the necessary width of preedit area */
1553	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1500	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1554	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1501	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1555	XFree (status_attr);	1502	XFree (status_attr);
1556		1503
1557	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1504	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1505	XFree (needed_rect);
1558		1506
1559	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1507	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1560	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1508	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1561		1509
1562	XSetICValues (Input_Context,	1510	XSetICValues (Input_Context,
1563	XNPreeditAttributes, preedit_attr,	1511	XNPreeditAttributes, preedit_attr,
1564	XNStatusAttributes, status_attr, NULL);	1512	XNStatusAttributes, status_attr,
		1513	NULL);
1565		1514
		1515	XFree (status_attr);
		1516	}
		1517
1566	XFree (preedit_attr);	1518	XFree (preedit_attr);
1567	XFree (status_attr);
1568	}	1519	}
1569	#endif /* USE_XIM */	1520	#endif /* USE_XIM */
1570		1521
1571	/*----------------------------------------------------------------------*/	1522	void
1572	rxvt_t rxvt_current_term;	1523	rxvt_term::get_window_origin (int &x, int &y)
		1524	{
		1525	Window cr;
		1526	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1527	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1528	}
		1529
		1530	Pixmap
		1531	rxvt_term::get_pixmap_property (int prop_id)
		1532	{
		1533	if (prop_id > 0 && prop_id < NUM_XA)
		1534	if (xa[prop_id])
		1535	{
		1536	int aformat;
		1537	unsigned long nitems, bytes_after;
		1538	Atom atype;
		1539	unsigned char *prop = NULL;
		1540	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1541	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1542	&nitems, &bytes_after, &prop);
		1543	if (result == Success && prop && atype == XA_PIXMAP)
		1544	return *(Pixmap *)prop;
		1545	}
		1546
		1547	return None;
		1548	}
		1549
		1550	#ifdef HAVE_BG_PIXMAP
		1551	# if TRACE_PIXMAPS
		1552	# undef update_background
		1553	void
		1554	rxvt_term::trace_update_background (const char *file, int line)
		1555	{
		1556	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1557	update_background ();
		1558	}
		1559	# endif
		1560
		1561	void
		1562	rxvt_term::update_background ()
		1563	{
		1564	if (update_background_ev.is_active ())
		1565	return;
		1566
		1567	bgPixmap.invalidate ();
		1568
		1569	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1570
		1571	if (to_wait <= 0.)
		1572	bgPixmap.render ();
		1573	else
		1574	update_background_ev.start (to_wait);
		1575	}
		1576
		1577	void
		1578	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1579	{
		1580	make_current ();
		1581
		1582	update_background_ev.stop ();
		1583	bgPixmap.render ();
		1584	refresh_check ();
		1585	}
		1586
		1587	#endif /* HAVE_BG_PIXMAP */
1573		1588
1574	/*----------------------- end-of-file (C source) -----------------------*/	1589	/*----------------------- end-of-file (C source) -----------------------*/

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