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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.34 by pcg, Fri Feb 20 22:27:27 2004 UTC vs.
Revision 1.303 by ayin, Sun Jan 27 22:48:33 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>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
16	*	17	*
17	* 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
18	* 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
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
35		37
		38	#include <limits>
		39
36	#include <signal.h>	40	#include <csignal>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>
44	#endif
45
46	#include <cstring>	41	#include <cstring>
47		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
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
48	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
49		60
50	void	61	bool
51	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
52	{	63	{
53	if (locale && STRNCMP (locale, curlocale, 128))	64	int size = strlen (locale) + 1;
54	{	65
55	STRNCPY (curlocale, locale, 128);	66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
57	}	74	return true;
58	}	75	}
59		76
60	void *	77	void
61	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
62	{	79	{
63	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
64		83
65	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
66	return p;	149	return len;
67	}
68		150
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	151	}
		152	#endif
74		153
75	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
76	:	155	{
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif	158	#endif
86	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
87	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);
88	#endif	161	#endif
89	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
90	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),
91	#endif	180	#endif
92	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94	#endif	183	#endif
95	check_ev (this, &rxvt_term::check_cb),	184	#ifndef NO_BELL
96	destroy_ev (this, &rxvt_term::destroy_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97	pty_ev (this, &rxvt_term::pty_cb),	186	#endif
98	incr_ev (this, &rxvt_term::incr_cb),	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
99	#ifdef USE_XIM	237	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	238	im_destroy ();
101	#endif	239	#endif
102	{	240	#ifdef XTERM_SCROLLBAR
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	241	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
104	}	242	if (ShadowGC) XFreeGC (dpy, ShadowGC);
105
106	rxvt_term::~rxvt_term ()
107	{
108	if (cmd_fd >= 0)
109	close (cmd_fd);
110
111	#ifndef NO_SETOWNER_TTYDEV
112	privileged_ttydev (RESTORE);
113	#endif	243	#endif
114	#ifdef UTMP_SUPPORT	244	#ifdef PLAIN_SCROLLBAR
115	privileged_utmp (RESTORE);	245	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
116	#endif	246	#endif
		247	#ifdef NEXT_SCROLLBAR
		248	if (blackGC) XFreeGC (dpy, blackGC);
		249	if (whiteGC) XFreeGC (dpy, whiteGC);
		250	if (grayGC) XFreeGC (dpy, grayGC);
		251	if (darkGC) XFreeGC (dpy, darkGC);
		252	if (stippleGC) XFreeGC (dpy, stippleGC);
		253	if (dimple) XFreePixmap (dpy, dimple);
		254	if (upArrow) XFreePixmap (dpy, upArrow);
		255	if (downArrow) XFreePixmap (dpy, downArrow);
		256	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		257	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		258	#endif
		259	#ifdef RXVT_SCROLLBAR
		260	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		261	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		262	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		263	#endif
		264	if (gc) XFreeGC (dpy, gc);
117		265
118	delete TermWin.fontset;	266	delete drawable;
119		267	// destroy all windows
120	if (display)
121	if (TermWin.parent[0])	268	if (parent[0])
122	XDestroyWindow (display->display, TermWin.parent[0]);	269	XDestroyWindow (dpy, parent[0]);
123		270
124	// TODO: free pixcolours, colours should become part of rxvt_display	271	for (int i = 0; i < TOTAL_COLORS; i++)
		272	if (ISSET_PIXCOLOR (i))
		273	{
		274	pix_colors_focused [i].free (this);
		275	#if OFF_FOCUS_FADING
		276	pix_colors_unfocused [i].free (this);
		277	#endif
		278	}
125		279
126	delete PixColors;	280	clear ();
127		281
		282	display->flush (); /* ideally .put should do this */
128	displays.put (display);	283	displays.put (display);
		284	}
129		285
130	scr_release ();	286	scr_release ();
131		287
132	free (env_windowid);	288	/* clear all resources */
		289	for (int i = 0; i < allocated.size (); i++)
		290	free (allocated [i]);
		291
		292	free (selection.text);
		293	// TODO: manage env vars in child only(!)
133	free (env_display);	294	free (env_display);
134	free (env_term);	295	free (env_term);
135	free (env_colorfgbg);
136	free (locale);	296	free (locale);
137	free (codeset);	297	free (v_buffer);
		298	free (incr_buf);
138		299
139	delete envv;	300	delete envv;
140	delete argv;	301	delete argv;
		302
		303	#ifdef KEYSYM_RESOURCE
		304	delete keyboard;
		305	#endif
		306	#ifndef NO_RESOURCES
		307	XrmDestroyDatabase (option_db);
		308	#endif
		309	}
		310
		311	// child has exited, usually destroys
		312	void
		313	rxvt_term::child_cb (ev::child &w, int status)
		314	{
		315	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		316
		317	cmd_pid = 0;
		318
		319	if (!option (Opt_hold))
		320	destroy ();
141	}	321	}
142		322
143	void	323	void
144	rxvt_term::destroy ()	324	rxvt_term::destroy ()
145	{	325	{
		326	if (destroy_ev.is_active ())
		327	return;
		328
		329	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		330
		331	#if ENABLE_OVERLAY
		332	scr_overlay_off ();
		333	#endif
		334
146	if (display)	335	if (display)
147	{	336	{
		337	#if USE_XIM
		338	im_ev.stop (display);
		339	#endif
		340	scrollbar_ev.stop (display);
		341	#if ENABLE_TRANSPARENCY || ENABLE_PERL
148	rootwin_ev.stop (display);	342	rootwin_ev.stop (display);
		343	#endif
		344	incr_ev.stop ();
149	termwin_ev.stop (display);	345	termwin_ev.stop (display);
150	vt_ev.stop (display);	346	vt_ev.stop (display);
151	#ifdef USE_XIM
152	im_destroy ();
153	im_ev.stop (display);
154	#endif
155	#ifdef HAVE_SCROLLBARS
156	scrollbar_ev.stop (display);
157	#endif
158	#ifdef MENUBAR
159	menubar_ev.stop (display);
160	#endif
161	}	347	}
162		348
163	check_ev.stop ();	349	flush_ev.stop ();
164	pty_ev.stop ();	350	pty_ev.stop ();
165	#ifdef CURSOR_BLINK	351	#ifdef CURSOR_BLINK
166	cursor_blink_ev.stop ();	352	cursor_blink_ev.stop ();
167	#endif	353	#endif
168	#ifdef TEXT_BLINK	354	#ifdef TEXT_BLINK
169	text_blink_ev.stop ();	355	text_blink_ev.stop ();
170	#endif	356	#endif
		357	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		358	cont_scroll_ev.stop ();
		359	#endif
		360	#ifdef SELECTION_SCROLLING
		361	sel_scroll_ev.stop ();
		362	#endif
171	#ifdef POINTER_BLANK	363	#ifdef POINTER_BLANK
172	pointer_ev.stop ();	364	pointer_ev.stop ();
173	#endif	365	#endif
174		366
175	destroy_ev.start (0);	367	destroy_ev.start ();
176	}	368	}
177		369
178	void	370	void
179	rxvt_term::destroy_cb (time_watcher &w)	371	rxvt_term::destroy_cb (ev::idle &w, int revents)
180	{	372	{
181	SET_R (this);	373	make_current ();
182		374
183	delete this;	375	delete this;
184	}
185
186	/*----------------------------------------------------------------------*/
187	/* rxvt_init () */
188	/* LIBPROTO */
189	rxvt_t
190	rxvt_init (int argc, const char *const *argv)
191	{
192	SET_R (new rxvt_term);
193
194	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
195	{
196	delete GET_R;
197	SET_R (0);
198	}
199
200	return GET_R;
201	}
202
203	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
204
205	void
206	rxvt_init_signals ()
207	{
208	/* install exit handler for cleanup */
209	#if 0
210	#ifdef HAVE_ATEXIT
211	atexit (rxvt_clean_exit);
212	#else
213	#endif
214	#endif
215
216	struct sigaction sa;
217
218	sigfillset (&sa.sa_mask);
219	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
220	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
221	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
222	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
225	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
226
227	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
228	/* signal (SIGURG, SIG_DFL); */
229
230	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
231	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
232	}
233
234	bool
235	rxvt_term::init (int argc, const char *const *argv)
236	{
237	/*
238	* Save and then give up any super-user privileges
239	* If we need privileges in any area then we must specifically request it.
240	* We should only need to be root in these cases:
241	* 1. write utmp entries on some systems
242	* 2. chown tty on some systems
243	*/
244	privileges (SAVE);
245	privileges (IGNORE);
246
247	init_secondary ();
248
249	const char **cmd_argv = init_resources (argc, argv);
250
251	set_locale ("");
252
253	#if (MENUBAR_MAX)
254	menubar_read (rs[Rs_menu]);
255	#endif
256	#ifdef HAVE_SCROLLBARS
257	if (Options & Opt_scrollBar)
258	scrollBar.setIdle (); /* set existence for size calculations */
259	#endif
260
261	create_windows (argc, argv);
262
263	init_xlocale ();
264
265	scr_reset (); /* initialize screen */
266	#ifdef RXVT_GRAPHICS
267	Gr_reset (); /* reset graphics */
268	#endif
269
270	#if 1
271	XSynchronize (display->display, True);
272	#endif
273
274	#ifdef HAVE_SCROLLBARS
275	if (Options & Opt_scrollBar)
276	resize_scrollbar (); /* create and map scrollbar */
277	#endif
278	#if (MENUBAR_MAX)
279	if (menubar_visible (r))
280	XMapWindow (display->display, menuBar.win);
281	#endif
282	#ifdef TRANSPARENT
283	if (Options & Opt_transparent)
284	{
285	XSelectInput (display->display, display->root, PropertyChangeMask);
286	check_our_parents ();
287	}
288	#endif
289
290	rootwin_ev.start (display, display->root);
291
292	XMapWindow (display->display, TermWin.vt);
293	XMapWindow (display->display, TermWin.parent[0]);
294
295	init_command (cmd_argv);
296
297	pty_ev.start (cmd_fd, EVENT_READ);
298
299	check_ev.start ();
300
301	return true;
302	}
303
304	/* ------------------------------------------------------------------------- *
305	* SIGNAL HANDLING & EXIT HANDLER *
306	* ------------------------------------------------------------------------- */
307	/*
308	* Catch a SIGCHLD signal and exit if the direct child has died
309	*/
310	/* ARGSUSED */
311	/* EXTPROTO */
312	RETSIGTYPE
313	rxvt_Child_signal (int sig __attribute__ ((unused)))
314	{
315	int pid, save_errno = errno;
316	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
317	;
318	errno = save_errno;
319
320	#if 0
321	if (pid == cmd_pid)
322	exit (EXIT_SUCCESS);
323	#endif
324	}
325
326	/*
327	* Catch a fatal signal and tidy up before quitting
328	*/
329	/* EXTPROTO */
330	RETSIGTYPE
331	rxvt_Exit_signal (int sig)
332	{
333	signal (sig, SIG_DFL);
334	#ifdef DEBUG_CMD
335	rxvt_print_error ("signal %d", sig);
336	#endif
337	rxvt_clean_exit ();
338	kill (getpid (), sig);
339	}
340
341	/* INTPROTO */
342	int
343	rxvt_xerror_handler (Display *display, XErrorEvent *event)
344	{
345	if (GET_R->allowedxerror == -1)
346	GET_R->allowedxerror = event->error_code;
347	else
348	{
349	old_xerror_handler (display, event);
350	GET_R->destroy ();
351	}
352
353	return 0;
354	}	376	}
355		377
356	/*----------------------------------------------------------------------*/	378	/*----------------------------------------------------------------------*/
357	/*	379	/*
358	* Exit gracefully, clearing the utmp entry and restoring tty attributes	380	* Exit gracefully, clearing the utmp entry and restoring tty attributes
359	* TODO: if debugging, this should free up any known resources if we can	381	* TODO: if debugging, this should free up any known resources if we can
360	*/	382	*/
361	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
362	void
363	rxvt_clean_exit ()
364	{
365	// TODO: rxvtd should clean up all ressources
366	if (GET_R)
367	GET_R->destroy ();
368	}
369		384
370	/* ------------------------------------------------------------------------- *	385	static void
371	* MEMORY ALLOCATION WRAPPERS *	386	rxvt_emergency_cleanup ()
372	* ------------------------------------------------------------------------- */
373	/* EXTPROTO */
374	void *
375	rxvt_malloc (size_t size)
376	{	387	{
377	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
378		389	(*t)->emergency_cleanup ();
379	p = malloc (size);
380	if (p)
381	return p;
382
383	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
384	rxvt_clean_exit ();
385	exit (EXIT_FAILURE);
386	/* NOTREACHED */
387	}	390	}
388		391
389	/* EXTPROTO */	392	#if !ENABLE_MINIMAL
390	void *	393	static void
391	rxvt_calloc (size_t number, size_t size)	394	print_x_error (Display *dpy, XErrorEvent *event)
392	{	395	{
393	void *p;	396	char buffer[BUFSIZ];
394		397	char mesg[BUFSIZ];
395	p = calloc (number, size);	398	char number[32];
396	if (p)	399	char *mtype = "XlibMessage";
397	return p;	400	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
398		401	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
399	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	402	rxvt_warn ("An X Error occured, trying to continue after report.\n");
400	rxvt_clean_exit ();	403	rxvt_warn ("%s: %s\n", mesg, buffer);
401	exit (EXIT_FAILURE);	404	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
402	/* NOTREACHED */	405	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		406	sprintf(number, "%d", event->request_code);
		407	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		408	rxvt_warn ("(which is %s)\n", buffer);
		409	if (event->request_code >= 128) {
		410	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		411	mesg, BUFSIZ);
		412	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		413	}
		414	if ((event->error_code == BadWindow) ||
		415	(event->error_code == BadPixmap) ||
		416	(event->error_code == BadCursor) ||
		417	(event->error_code == BadFont) ||
		418	(event->error_code == BadDrawable) ||
		419	(event->error_code == BadColor) ||
		420	(event->error_code == BadGC) ||
		421	(event->error_code == BadIDChoice) ||
		422	(event->error_code == BadValue) ||
		423	(event->error_code == BadAtom)) {
		424	if (event->error_code == BadValue)
		425	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		426	mesg, BUFSIZ);
		427	else if (event->error_code == BadAtom)
		428	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		429	mesg, BUFSIZ);
		430	else
		431	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		432	mesg, BUFSIZ);
		433	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		434	}
		435	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
403	}	438	}
		439	#endif
404		440
405	/* EXTPROTO */	441	int
406	void *	442	rxvt_xerror_handler (Display *display, XErrorEvent *event)
407	rxvt_realloc (void *ptr, size_t size)
408	{	443	{
409	void *p;	444	if (GET_R->allowedxerror == -1)
410		445	GET_R->allowedxerror = event->error_code;
411	if (ptr)
412	p = realloc (ptr, size);
413	else	446	else
414	p = malloc (size);	447	{
415	if (p)	448	// GET_R is most likely not the terminal which caused the error,
		449	// so just output the error and continue
		450	#if ENABLE_MINIMAL
		451	old_xerror_handler (display, event);
		452	#else
		453	print_x_error (display, event);
		454	#endif
		455	}
		456
416	return p;	457	return 0;
		458	}
417		459
418	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	460	int
419	rxvt_clean_exit ();	461	rxvt_xioerror_handler (Display *display)
		462	{
		463	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		464	DisplayString (display));
		465	rxvt_emergency_cleanup ();
420	exit (EXIT_FAILURE);	466	_exit (EXIT_FAILURE);
421	/* NOTREACHED */
422	}	467	}
423		468
424	/* ------------------------------------------------------------------------- *	469	static struct sig_handlers
425	* PRIVILEGED OPERATIONS *
426	* ------------------------------------------------------------------------- */
427	/* take care of suid/sgid super-user (root) privileges */
428	void
429	rxvt_term::privileges (int mode)
430	{	470	{
431	#if ! defined(__CYGWIN32__)	471	ev::sig sw_term, sw_int;
432	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	472
433	/* setreuid () is the poor man's setuid (), seteuid () */	473	/*
434	# define seteuid(a) setreuid(-1, (a))	474	* Catch a fatal signal and tidy up before quitting
435	# define setegid(a) setregid(-1, (a))	475	*/
436	# define HAVE_SETEUID	476	void sig_term (ev::sig &w, int revents);
437	# endif	477
438	# ifdef HAVE_SETEUID	478	sig_handlers ()
439	switch (mode)
440	{	479	{
441	case IGNORE:	480	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
442	/*	481	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
443	* change effective uid/gid - not real uid/gid - so we can switch
444	* back to root later, as required
445	*/
446	seteuid (getuid ());
447	setegid (getgid ());
448	break;
449	case SAVE:
450	euid = geteuid ();
451	egid = getegid ();
452	break;
453	case RESTORE:
454	seteuid (euid);
455	setegid (egid);
456	break;
457	}	482	}
458	# else	483	} sig_handlers;
459	switch (mode)
460	{
461	case IGNORE:
462	setuid (getuid ());
463	setgid (getgid ());
464	/* FALLTHROUGH */
465	case SAVE:
466	/* FALLTHROUGH */
467	case RESTORE:
468	break;
469	}
470	# endif
471	#endif
472	}
473		484
474	#ifdef UTMP_SUPPORT
475	void	485	void
476	rxvt_term::privileged_utmp (char action)	486	sig_handlers::sig_term (ev::sig &w, int revents)
477	{	487	{
478	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	488	rxvt_emergency_cleanup ();
479	action, next_utmp_action, getpid ()));	489	w.stop ();
480	if (next_utmp_action != action || (action != SAVE && action != RESTORE)	490	kill (getpid (), w.signum);
481	|| (Options & Opt_utmpInhibit)
482	|| ttydev == NULL || *ttydev == '\0')
483	return;
484
485	privileges (RESTORE);
486	if (action == SAVE)
487	{
488	next_utmp_action = RESTORE;
489	makeutent (ttydev, rs[Rs_display_name]);
490	}
491	else
492	{ /* action == RESTORE */
493	next_utmp_action = IGNORE;
494	cleanutent ();
495	}
496	privileges (IGNORE);
497	}	491	}
498	#endif
499		492
500	#ifndef NO_SETOWNER_TTYDEV	493	char **rxvt_environ; // startup environment
501	void
502	rxvt_term::privileged_ttydev (char action)
503	{
504	D_MAIN ((stderr,
505	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
506	action, next_tty_action, getpid ()));
507	if (next_tty_action != action || (action != SAVE && action != RESTORE)
508	|| ttydev == NULL || *ttydev == '\0')
509	return;
510		494
511	privileges (RESTORE);	495	void
		496	rxvt_init ()
		497	{
		498	ptytty::init ();
512		499
513	if (action == SAVE)	500	if (!ev_default_loop (0))
514	{	501	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
515	next_tty_action = RESTORE;
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
518	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
519	next_tty_action = IGNORE;
520	else
521	# endif
522		502
523	{	503	rxvt_environ = environ;
524	chown (ttydev, getuid (), ttygid); /* fail silently */
525	chmod (ttydev, ttymode);
526	# ifdef HAVE_REVOKE
527	revoke (ttydev);
528	# endif
529		504
530	}	505	signal (SIGHUP, SIG_IGN);
531	}	506	signal (SIGPIPE, SIG_IGN);
532	else
533	{ /* action == RESTORE */
534	next_tty_action = IGNORE;
535	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
536	chmod (ttydev, ttyfd_stat.st_mode);
537	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
538	# else
539	chmod (ttydev,
540	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
541	chown (ttydev, 0, 0);
542	# endif
543		507
544	}	508	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		509	sig_handlers.sw_int.start (SIGINT); ev_unref ();
545		510
546	privileges (IGNORE);	511	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		512	/* signal (SIGURG, SIG_DFL); */
547		513
548	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	514	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
549	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	515	// TODO: handle this with exceptions and tolerate the memory loss
550	action == RESTORE ? "Restoring" : (action ==	516	XSetIOErrorHandler (rxvt_xioerror_handler);
551	SAVE ? "Saving" :	517
552	"UNKNOWN ERROR for"), ttydev,	518	XrmInitialize ();
553	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
554	ttyfd_stat.st_gid));
555	# endif
556	}	519	}
557	#endif
558		520
559	/*----------------------------------------------------------------------*/	521	/*----------------------------------------------------------------------*/
560	/*	522	/*
561	* window size/position calculcations for XSizeHint and other storage.	523	* window size/position calculations for XSizeHint and other storage.
562	* if width/height are non-zero then override calculated width/height	524	* if width/height are non-zero then override calculated width/height
563	*/	525	*/
564	void	526	void
565	rxvt_term::window_calc (unsigned int width, unsigned int height)	527	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
566	{	528	{
567	short recalc_x, recalc_y;	529	short recalc_x, recalc_y;
568	int x, y, sb_w, mb_h, flags;	530	int x, y, sb_w, flags;
569	unsigned int w, h;	531	unsigned int w, h;
570	unsigned int max_width, max_height;	532	unsigned int max_width, max_height;
571		533
572	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
573	TermWin.ncol, TermWin.nrow, szHint.width,
574	szHint.height));
575	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	534	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
576	szHint.win_gravity = NorthWestGravity;	535	szHint.win_gravity = NorthWestGravity;
577	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	536	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
578		537
579	recalc_x = recalc_y = 0;	538	recalc_x = recalc_y = 0;
580	flags = 0;	539	flags = 0;
		540
581	if (!parsed_geometry)	541	if (!parsed_geometry)
582	{	542	{
583	parsed_geometry = 1;	543	parsed_geometry = 1;
		544
584	if (rs[Rs_geometry])	545	if (rs[Rs_geometry])
585	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	546	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		547
586	if (flags & WidthValue)	548	if (flags & WidthValue)
587	{	549	{
588	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	550	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
589	szHint.flags |= USSize;	551	szHint.flags |= USSize;
590	}	552	}
		553
591	if (flags & HeightValue)	554	if (flags & HeightValue)
592	{	555	{
593	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	556	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
594	szHint.flags |= USSize;	557	szHint.flags |= USSize;
595	}	558	}
		559
596	if (flags & XValue)	560	if (flags & XValue)
597	{	561	{
598	szHint.x = x;	562	szHint.x = x;
599	szHint.flags |= USPosition;	563	szHint.flags |= USPosition;
		564
600	if (flags & XNegative)	565	if (flags & XNegative)
601	{	566	{
602	recalc_x = 1;	567	recalc_x = 1;
603	szHint.win_gravity = NorthEastGravity;	568	szHint.win_gravity = NorthEastGravity;
604	}	569	}
605	}	570	}
		571
606	if (flags & YValue)	572	if (flags & YValue)
607	{	573	{
608	szHint.y = y;	574	szHint.y = y;
609	szHint.flags |= USPosition;	575	szHint.flags |= USPosition;
		576
610	if (flags & YNegative)	577	if (flags & YNegative)
611	{	578	{
612	recalc_y = 1;	579	recalc_y = 1;
		580
613	if (szHint.win_gravity == NorthEastGravity)	581	if (szHint.win_gravity == NorthEastGravity)
614	szHint.win_gravity = SouthEastGravity;	582	szHint.win_gravity = SouthEastGravity;
615	else	583	else
616	szHint.win_gravity = SouthWestGravity;	584	szHint.win_gravity = SouthWestGravity;
617	}	585	}
618	}	586	}
619	}	587	}
		588
620	/* TODO: BOUNDS */	589	/* TODO: BOUNDS */
621	TermWin.width = TermWin.ncol * TermWin.fwidth;	590	width = ncol * fwidth;
622	TermWin.height = TermWin.nrow * TermWin.fheight;	591	height = nrow * fheight;
623	max_width = MAX_COLS * TermWin.fwidth;	592	max_width = MAX_COLS * fwidth;
624	max_height = MAX_ROWS * TermWin.fheight;	593	max_height = MAX_ROWS * fheight;
625		594
626	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	595	szHint.base_width = szHint.base_height = 2 * int_bwidth;
627		596
628	sb_w = mb_h = 0;	597	sb_w = 0;
629	window_vt_x = window_vt_y = 0;	598	window_vt_x = window_vt_y = int_bwidth;
630	if (scrollbar_visible ())	599
		600	if (scrollBar.state)
631	{	601	{
632	sb_w = scrollbar_TotalWidth ();	602	sb_w = scrollbar_TotalWidth ();
633	szHint.base_width += sb_w;	603	szHint.base_width += sb_w;
		604
634	if (! (Options & Opt_scrollBar_right))	605	if (!option (Opt_scrollBar_right))
635	window_vt_x = sb_w;	606	window_vt_x += sb_w;
636	}
637	if (menubar_visible ())
638	{	607	}
639	mb_h = menuBar_TotalHeight ();	608
640	szHint.base_height += mb_h;
641	window_vt_y = mb_h;
642	}
643	szHint.width_inc = TermWin.fwidth;	609	szHint.width_inc = fwidth;
644	szHint.height_inc = TermWin.fheight;	610	szHint.height_inc = fheight;
645	szHint.min_width = szHint.base_width + szHint.width_inc;	611	szHint.min_width = szHint.base_width + szHint.width_inc;
646	szHint.min_height = szHint.base_height + szHint.height_inc;	612	szHint.min_height = szHint.base_height + szHint.height_inc;
647		613
648	if (width && width - szHint.base_width < max_width)	614	if (newwidth && newwidth - szHint.base_width < max_width)
649	{	615	{
650	szHint.width = width;	616	szHint.width = newwidth;
651	TermWin.width = width - szHint.base_width;	617	width = newwidth - szHint.base_width;
652	}	618	}
653	else	619	else
654	{	620	{
655	MIN_IT (TermWin.width, max_width);	621	min_it (width, max_width);
656	szHint.width = szHint.base_width + TermWin.width;	622	szHint.width = szHint.base_width + width;
657	}	623	}
		624
658	if (height && height - szHint.base_height < max_height)	625	if (newheight && newheight - szHint.base_height < max_height)
659	{	626	{
660	szHint.height = height;	627	szHint.height = newheight;
661	TermWin.height = height - szHint.base_height;	628	height = newheight - szHint.base_height;
662	}	629	}
663	else	630	else
664	{	631	{
665	MIN_IT (TermWin.height, max_height);	632	min_it (height, max_height);
666	szHint.height = szHint.base_height + TermWin.height;	633	szHint.height = szHint.base_height + height;
667	}	634	}
		635
668	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	636	if (scrollBar.state && option (Opt_scrollBar_right))
669	window_sb_x = szHint.width - sb_w;	637	window_sb_x = szHint.width - sb_w;
670		638
671	if (recalc_x)	639	if (recalc_x)
672	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	640	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
673	- szHint.width - 2 * TermWin.ext_bwidth);	641
674	if (recalc_y)	642	if (recalc_y)
675	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	643	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
676	- szHint.height - 2 * TermWin.ext_bwidth);
677		644
678	TermWin.ncol = TermWin.width / TermWin.fwidth;	645	ncol = width / fwidth;
679	TermWin.nrow = TermWin.height / TermWin.fheight;	646	nrow = height / fheight;
680	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
681	TermWin.ncol, TermWin.nrow, szHint.width,
682	szHint.height));
683	return;
684	}	647	}
685		648
686	/*----------------------------------------------------------------------*/	649	/*----------------------------------------------------------------------*/
687	/*	650	/*
688	* Tell the teletype handler what size the window is.	651	* Tell the teletype handler what size the window is.
689	* Called after a window size change.	652	* Called after a window size change.
690	*/	653	*/
691	void	654	void
692	rxvt_term::tt_winch ()	655	rxvt_term::tt_winch ()
693	{	656	{
		657	if (pty->pty < 0)
		658	return;
		659
694	struct winsize ws;	660	struct winsize ws;
695		661
696	if (cmd_fd < 0)
697	return;
698
699	ws.ws_col = TermWin.ncol;	662	ws.ws_col = ncol;
700	ws.ws_row = TermWin.nrow;	663	ws.ws_row = nrow;
701	ws.ws_xpixel = ws.ws_ypixel = 0;	664	ws.ws_xpixel = width;
702	#ifndef DEBUG_SIZE	665	ws.ws_ypixel = height;
703	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	666	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
704	#else	667
705	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	668	#if 0
706	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	669	// TIOCSWINSZ is supposed to do this automatically and correctly
707	# ifdef SIGWINCH
708	else if (cmd_pid) /* force through to the command */	670	if (cmd_pid) /* force through to the command */
709	kill (cmd_pid, SIGWINCH);	671	kill (-cmd_pid, SIGWINCH);
710	# endif
711	#endif	672	#endif
712	}	673	}
713		674
714	/*----------------------------------------------------------------------*/	675	/*----------------------------------------------------------------------*/
715	/* rxvt_change_font () - Switch to a new font */	676	/* set_fonts () - load and set the various fonts
716	/*	677	*
717	* init = 1 - initialize	678	* init = 1 - initialize
718	*	679	*
719	* fontname == FONT_UP - switch to bigger font	680	* fontname == FONT_UP - switch to bigger font
720	* fontname == FONT_DN - switch to smaller font	681	* fontname == FONT_DN - switch to smaller font
721	*/	682	*/
722	void	683	bool
723	rxvt_term::change_font (int init, const char *fontname)	684	rxvt_term::set_fonts ()
724	{}	685	{
		686	rxvt_fontset *fs = new rxvt_fontset (this);
		687	rxvt_fontprop prop;
725		688
		689	if (!fs
		690	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		691	|| !fs->realize_font (1))
		692	{
		693	delete fs;
		694	return false;
		695	}
		696
		697	#if ENABLE_STYLES
		698	for (int i = RS_styleCount; --i; )
		699	if (fontset[i] != fontset[0])
		700	delete fontset[i];
		701	#endif
		702
		703	delete fontset[0];
		704	fontset[0] = fs;
		705
		706	prop = (*fs)[1]->properties ();
		707	prop.height += lineSpace;
		708
		709	fs->set_prop (prop, false);
		710
		711	fwidth = prop.width;
		712	fheight = prop.height;
		713	fbase = prop.ascent;
		714
		715	for (int style = 1; style < 4; style++)
		716	{
		717	#if ENABLE_STYLES
		718	const char *res = rs[Rs_font + style];
		719
		720	if (res && !*res)
		721	fontset[style] = fontset[0];
		722	else
		723	{
		724	fontset[style] = fs = new rxvt_fontset (this);
		725	rxvt_fontprop prop2 = prop;
		726
		727	if (res)
		728	{
		729	fs->populate (res);
		730	fs->set_prop (prop2, false);
		731	}
		732	else
		733	{
		734	fs->populate (fontset[0]->fontdesc);
		735
		736	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		737	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		738
		739	fs->set_prop (prop2, true);
		740	}
		741
		742	}
		743	#else
		744	fontset[style] = fontset[0];
		745	#endif
		746	}
		747
		748	if (parent[0])
		749	{
		750	resize_all_windows (0, 0, 0);
		751	scr_remap_chars ();
		752	scr_touch (true);
		753	}
		754
		755	return true;
		756	}
		757
726	void	758	void
727	rxvt_term::font_up_down (int n, int direction)	759	rxvt_term::set_string_property (Atom prop, const char *str, int len)
728	{}	760	{
		761	XChangeProperty (dpy, parent[0],
		762	prop, XA_STRING, 8, PropModeReplace,
		763	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		764	}
		765
		766	void
		767	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		768	{
		769	wchar_t *ws = rxvt_mbstowcs (str, len);
		770	char *s = rxvt_wcstoutf8 (ws);
		771
		772	XChangeProperty (dpy, parent[0],
		773	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		774	(const unsigned char *)s, strlen (s));
		775
		776	free (s);
		777	free (ws);
		778	}
729		779
730	/*----------------------------------------------------------------------*/	780	/*----------------------------------------------------------------------*/
731	/*----------------------------------------------------------------------*/	781	/*----------------------------------------------------------------------*/
732	/* xterm sequences - title, iconName, color (exptl) */	782	/* xterm sequences - title, iconName, color (exptl) */
733	void	783	void
734	rxvt_term::set_title (const char *str)	784	rxvt_term::set_title (const char *str)
735	{	785	{
736	#ifndef SMART_WINDOW_TITLE	786	set_string_property (XA_WM_NAME, str);
737	XStoreName (display->display, TermWin.parent[0], str);	787	#if ENABLE_EWMH
738	#else	788	set_utf8_property (xa[XA_NET_WM_NAME], str);
739	char *name;
740
741	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
742	name = NULL;
743	if (name == NULL || STRCMP (name, str))
744	XStoreName (display->display, TermWin.parent[0], str);
745	if (name)
746	XFree (name);
747	#endif	789	#endif
748	}	790	}
749		791
750	void	792	void
751	rxvt_term::set_iconName (const char *str)	793	rxvt_term::set_icon_name (const char *str)
752	{	794	{
753	#ifndef SMART_WINDOW_TITLE	795	set_string_property (XA_WM_ICON_NAME, str);
754	XSetIconName (display->display, TermWin.parent[0], str);	796	#if ENABLE_EWMH
755	#else	797	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
756	char *name;
757
758	if (XGetIconName (display->display, TermWin.parent[0], &name))
759	name = NULL;
760	if (name == NULL || STRCMP (name, str))
761	XSetIconName (display->display, TermWin.parent[0], str);
762	if (name)
763	XFree (name);
764	#endif	798	#endif
765	}	799	}
766		800
		801	void
		802	rxvt_term::set_window_color (int idx, const char *color)
		803	{
767	#ifdef XTERM_COLOR_CHANGE	804	#ifdef XTERM_COLOR_CHANGE
768	void
769	rxvt_term::set_window_color (int idx, const char *color)
770	{
771	rxvt_color xcol;	805	rxvt_color xcol;
772	int i;	806	int i;
773		807
774	if (color == NULL || *color == '\0')	808	if (color == NULL || *color == '\0')
775	return;	809	return;
776		810
		811	color = strdup (color);
		812	allocated.push_back ((void *)color);
		813	rs[Rs_color + idx] = color;
		814
777	/* handle color aliases */	815	/* handle color aliases */
778	if (isdigit (*color))	816	if (isdigit (*color))
779	{	817	{
780	i = atoi (color);	818	i = atoi (color);
		819
781	if (i >= 8 && i <= 15)	820	if (i >= 8 && i <= 15)
		821	{
782	{ /* bright colors */	822	/* bright colors */
783	i -= 8;
784	# ifndef NO_BRIGHTCOLOR
785	PixColors[idx] = PixColors[minBrightCOLOR + i];	823	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
786	SET_PIXCOLOR (idx);
787	goto Done;	824	goto done;
788	# endif
789
790	}	825	}
		826
791	if (i >= 0 && i <= 7)	827	if (i >= 0 && i <= 7)
		828	{
792	{ /* normal colors */	829	/* normal colors */
793	PixColors[idx] = PixColors[minCOLOR + i];	830	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
794	SET_PIXCOLOR (idx);
795	goto Done;	831	goto done;
796	}	832	}
797	}	833	}
798	if (!rXParseAllocColor (& xcol, color))	834
799	return;	835	set_color (xcol, color);
800	/* XStoreColor (display->display, XCMAP, XColor*); */
801		836
802	/*	837	/*
803	* FIXME: should free colors here, but no idea how to do it so instead,	838	* FIXME: should free colors here, but no idea how to do it so instead,
804	* so just keep gobbling up the colormap	839	* so just keep gobbling up the colormap
805	*/	840	*/
806	# if 0
807	for (i = Color_Black; i <= Color_White; i++)
808	if (PixColors[idx] == PixColors[i])
809	break;
810	if (i > Color_White)
811	{
812	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
813	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
814	DisplayPlanes (display->display, display->screen));
815	}
816	# endif
817		841
818	PixColors[idx] = xcol;	842	pix_colors_focused[idx] = xcol;
819	SET_PIXCOLOR (idx);
820		843
821	/* XSetWindowAttributes attr; */
822	/* Cursor cursor; */
823	Done:	844	done:
824	if (idx == Color_bg && ! (Options & Opt_transparent))
825	XSetWindowBackground (display->display, TermWin.vt,
826	PixColors[Color_bg]);
827
828	/* handle Color_BD, scrollbar background, etc. */	845	/*TODO: handle Color_BD, scrollbar background, etc. */
829		846
830	set_colorfgbg ();	847	update_fade_color (idx);
831	recolour_cursor ();	848	recolour_cursor ();
832	/* the only reasonable way to enforce a clean update */	849	scr_recolour ();
833	scr_poweron ();	850	#endif /* XTERM_COLOR_CHANGE */
834	}	851	}
835
836	#else
837	# define set_window_color (idx,color) ((void)0)
838	#endif /* XTERM_COLOR_CHANGE */
839		852
840	void	853	void
841	rxvt_term::recolour_cursor ()	854	rxvt_term::recolour_cursor ()
842	{	855	{
843	#if TODO	856	XColor fg, bg;
844	rxvt_color xcol[2];
845		857
846	xcol[0] = PixColors[Color_pointer];	858	(ISSET_PIXCOLOR (Color_pointer_fg)
847	xcol[1] = PixColors[Color_bg];	859	? pix_colors_focused[Color_pointer_fg]
848	XQueryColors (display->display, XCMAP, xcol, 2);	860	: pix_colors_focused[Color_fg]).get (fg);
849	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	861
850	#endif	862	(ISSET_PIXCOLOR (Color_pointer_bg)
		863	? pix_colors_focused[Color_pointer_bg]
		864	: pix_colors_focused[Color_bg]).get (bg);
		865
		866	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
851	}	867	}
852		868
853	/*----------------------------------------------------------------------*/	869	/*----------------------------------------------------------------------*/
854	/*	870	/*
855	* find if fg/bg matches any of the normal (low-intensity) colors	871	* find if fg/bg matches any of the normal (low-intensity) colors
856	*/	872	*/
857	void	873	void
858	rxvt_term::set_colorfgbg ()	874	rxvt_term::set_colorfgbg ()
859	{	875	{
860	unsigned int i;	876	unsigned int i;
861	const char *xpmb = "\0";	877	const char *xpmb = "";
862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	878	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
863		879
864	env_colorfgbg =
865	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
866	STRCPY (fstr, "default");	880	strcpy (fstr, "default");
867	STRCPY (bstr, "default");	881	strcpy (bstr, "default");
868	for (i = Color_Black; i <= Color_White; i++)	882	for (i = Color_Black; i <= Color_White; i++)
869	if (PixColors[Color_fg] == PixColors[i])	883	if (pix_colors[Color_fg] == pix_colors[i])
870	{	884	{
871	sprintf (fstr, "%d", (i - Color_Black));	885	sprintf (fstr, "%d", (i - Color_Black));
872	break;	886	break;
873	}	887	}
		888
874	for (i = Color_Black; i <= Color_White; i++)	889	for (i = Color_Black; i <= Color_White; i++)
875	if (PixColors[Color_bg] == PixColors[i])	890	if (pix_colors[Color_bg] == pix_colors[i])
876	{	891	{
877	sprintf (bstr, "%d", (i - Color_Black));	892	sprintf (bstr, "%d", (i - Color_Black));
878	#ifdef XPM_BACKGROUND	893	#ifdef BG_IMAGE_FROM_FILE
879	xpmb = "default;";	894	xpmb = "default;";
880	#endif	895	#endif
881	break;	896	break;
882	}	897	}
883		898
884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	899	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
885
886	#ifndef NO_BRIGHTCOLOR
887	colorfgbg = DEFAULT_RSTYLE;
888	for (i = minCOLOR; i <= maxCOLOR; i++)
889	{
890	if (PixColors[Color_fg] == PixColors[i])
891	colorfgbg = SET_FGCOLOR (colorfgbg, i);
892	if (PixColors[Color_bg] == PixColors[i])
893	colorfgbg = SET_BGCOLOR (colorfgbg, i);
894	}
895	#endif
896	}	900	}
897		901
898	/*----------------------------------------------------------------------*/	902	/*----------------------------------------------------------------------*/
899	/*
900	* Colour determination for low colour displays, routine from
901	* Hans de Goede <hans@highrise.nl>
902	*/
903		903
904	int	904	bool
905	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	905	rxvt_term::set_color (rxvt_color &color, const char *name)
906	{	906	{
907	if (!screen_in_out->set (display, colour))	907	if (color.set (this, name))
908	{
909	rxvt_print_error ("can't allocate colour: %s", colour);
910	return false;
911	}
912
913	return true;	908	return true;
		909
		910	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		911	return false;
		912	}
		913
		914	void
		915	rxvt_term::alias_color (int dst, int src)
		916	{
		917	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
914	}	918	}
915		919
916	/* -------------------------------------------------------------------- *	920	/* -------------------------------------------------------------------- *
917	* - WINDOW RESIZING - *	921	* - WINDOW RESIZING - *
918	* -------------------------------------------------------------------- */	922	* -------------------------------------------------------------------- */
919	void	923	void
920	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	924	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
921	{	925	{
922	int fix_screen;	926	int fix_screen;
		927	int old_width = szHint.width;
		928	int old_height = szHint.height;
923		929
924	#ifdef SMART_RESIZE
925	int old_width = szHint.width, old_height = szHint.height;
926	#endif
927
928	window_calc (width, height);	930	window_calc (newwidth, newheight);
		931
		932	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
929	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	933	XSetWMNormalHints (dpy, parent[0], &szHint);
		934
930	if (!ignoreparent)	935	if (!ignoreparent)
931	{	936	{
932	#ifdef SMART_RESIZE	937	#ifdef SMART_RESIZE
933	/*	938	/*
934	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	939	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
937	int x, y, x1, y1;	942	int x, y, x1, y1;
938	int dx, dy;	943	int dx, dy;
939	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	944	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
940	Window unused_cr;	945	Window unused_cr;
941		946
942	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	947	XTranslateCoordinates (dpy, parent[0], display->root,
943	0, 0, &x, &y, &unused_cr);	948	0, 0, &x, &y, &unused_cr);
944	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	949	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
945	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	950	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
946	/*	951	/*
947	* if display->root isn't the parent window, a WM will probably have offset	952	* if display->root isn't the parent window, a WM will probably have offset
948	* our position for handles and decorations. Counter it	953	* our position for handles and decorations. Counter it
949	*/	954	*/
…		…
951	{	956	{
952	x -= x1;	957	x -= x1;
953	y -= y1;	958	y -= y1;
954	}	959	}
955		960
956	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	961	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
957	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	962	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
958	dx = old_width - szHint.width;	963	dx = old_width - szHint.width;
959	dy = old_height - szHint.height;	964	dy = old_height - szHint.height;
960		965
961	/* Check position of the center of the window */	966	/* Check position of the center of the window */
962	if (x < x1) /* left half */	967	if (x < x1) /* left half */
963	dx = 0;	968	dx = 0;
…		…
966	if (y < y1) /* top half */	971	if (y < y1) /* top half */
967	dy = 0;	972	dy = 0;
968	else if (y == y1) /* exact center */	973	else if (y == y1) /* exact center */
969	dy /= 2;	974	dy /= 2;
970		975
971	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	976	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
972	szHint.width, szHint.height);	977	szHint.width, szHint.height);
973	#else	978	#else
974	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	979	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
975	szHint.height);
976	#endif	980	#endif
977
978	}	981	}
979		982
980	fix_screen = (TermWin.ncol != prev_ncol	983	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
981	|| TermWin.nrow != prev_nrow);
982		984
983	if (fix_screen || width != old_width || height != old_height)	985	if (fix_screen || newwidth != old_width || newheight != old_height)
984	{	986	{
985	if (scrollbar_visible ())	987	if (scrollBar.state)
986	{	988	{
987	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	989	XMoveResizeWindow (dpy, scrollBar.win,
		990	window_sb_x, 0,
988	0, scrollbar_TotalWidth (), szHint.height);	991	scrollbar_TotalWidth (), szHint.height);
989	resize_scrollbar ();	992	resize_scrollbar ();
990	}	993	}
991		994
992	if (menubar_visible ())	995	XMoveResizeWindow (dpy, vt,
993	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	996	window_vt_x, window_vt_y,
994	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
995
996	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
997	window_vt_y, TermWin_TotalWidth (),
998	TermWin_TotalHeight ());	997	width, height);
999	#ifdef RXVT_GRAPHICS	998
1000	if (old_height)	999	#ifdef HAVE_BG_PIXMAP
1001	Gr_Resize (old_width - szHint.base_width,	1000	if (bgPixmap.window_size_sensitive ())
1002	old_height - szHint.base_height);	1001	update_background ();
1003	#endif	1002	#endif
		1003
1004	scr_clear ();	1004	scr_clear ();
1005	#ifdef XPM_BACKGROUND
1006	resize_pixmap ();
1007	#endif
1008
1009	}	1005	}
1010		1006
1011	if (fix_screen || old_height == 0)	1007	if (fix_screen || old_height == 0)
1012	{
1013	int curr_screen = -1;
1014	int old_ncol = prev_ncol;
1015
1016	/* scr_reset only works on the primary screen */
1017	if (old_height) /* this is not the first time through */
1018	{
1019	unsigned int ncol = TermWin.ncol;
1020	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1021	curr_screen = scr_change_screen (PRIMARY);
1022	TermWin.ncol = ncol;
1023	}
1024
1025	scr_reset ();	1008	scr_reset ();
1026		1009
1027	if (curr_screen >= 0) /* this is not the first time through */	1010	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1028	{	1011	//scr_touch (false);
1029	scr_change_screen (curr_screen);
1030	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1031	}
1032	}
1033		1012
1034	old_width = szHint.width;	1013	#ifdef HAVE_BG_PIXMAP
1035	old_height = szHint.height;	1014	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1015	// if (bgPixmap.pixmap)
		1016	// scr_touch (false);
		1017	#endif
1036		1018
1037	#ifdef USE_XIM	1019	#ifdef USE_XIM
1038	IMSetStatusPosition ();	1020	IMSetPosition ();
1039	#endif	1021	#endif
1040	}	1022	}
1041		1023
1042	/*	1024	/*
1043	* Set the width/height of the vt window in characters. Units are pixels.	1025	* Set the width/height of the vt window in characters. Units are pixels.
1044	* good for toggling 80/132 columns	1026	* good for toggling 80/132 columns
1045	*/	1027	*/
1046	void	1028	void
1047	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1029	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1048	{	1030	{
1049	XWindowAttributes wattr;	1031	XWindowAttributes wattr;
1050		1032
1051	if (width == 0 || height == 0)	1033	if (newwidth == 0 || newheight == 0)
1052	{	1034	{
1053	XGetWindowAttributes (display->display, display->root, &wattr);	1035	XGetWindowAttributes (dpy, display->root, &wattr);
		1036
1054	if (width == 0)	1037	if (newwidth == 0)
1055	width = wattr.width - szHint.base_width;	1038	newwidth = wattr.width - szHint.base_width;
1056	if (height == 0)	1039	if (newheight == 0)
1057	height = wattr.height - szHint.base_height;	1040	newheight = wattr.height - szHint.base_height;
1058	}
1059	if (width != TermWin.width || height != TermWin.height)
1060	{	1041	}
		1042
		1043	if (newwidth != width || newheight != height)
		1044	{
1061	width += szHint.base_width;	1045	newwidth += szHint.base_width;
1062	height += szHint.base_height;	1046	newheight += szHint.base_height;
1063	resize_all_windows (width, height, 0);	1047	resize_all_windows (newwidth, newheight, 0);
1064	}	1048	}
1065	}	1049	}
1066		1050
1067	/* -------------------------------------------------------------------- *	1051	/* -------------------------------------------------------------------- *
1068	* - X INPUT METHOD ROUTINES - *	1052	* - X INPUT METHOD ROUTINES - *
1069	* -------------------------------------------------------------------- */	1053	* -------------------------------------------------------------------- */
1070	#ifdef USE_XIM	1054	#ifdef USE_XIM
1071		1055
1072	void	1056	void
		1057	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1058	{
		1059	fg = pix_colors [Color_fg];
		1060	bg = pix_colors [Color_bg];
		1061	}
		1062
		1063	void
1073	rxvt_term::im_set_size (XRectangle *size)	1064	rxvt_term::im_set_size (XRectangle &size)
1074	{	1065	{
1075	size->x = TermWin.int_bwidth;	1066	// the int_bwidth terms make no sense to me
1076	size->y = TermWin.int_bwidth;	1067	size.x = int_bwidth;
1077	size->width = Width2Pixel (TermWin.ncol);	1068	size.y = int_bwidth;
1078	size->height = Height2Pixel (TermWin.nrow);	1069	size.width = Width2Pixel (ncol) + int_bwidth;
		1070	size.height = Height2Pixel (nrow) + int_bwidth;
1079	}	1071	}
1080		1072
1081	void	1073	void
1082	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1074	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1075	XRectangle &status_rect,
		1076	const XRectangle &needed_rect)
1083	{	1077	{
1084	*fg = PixColors[Color_fg];	1078	preedit_rect.x = needed_rect.width;
1085	*bg = PixColors[Color_bg];	1079	preedit_rect.y = 0;
		1080	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1081	preedit_rect.height = fheight;
		1082
		1083	status_rect.x = 0;
		1084	status_rect.y = 0;
		1085	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1086	status_rect.height = fheight;
1086	}	1087	}
1087		1088
1088	/* Checking whether input method is running. */	1089	/* Checking whether input method is running. */
1089	bool	1090	bool
1090	rxvt_term::IMisRunning ()	1091	rxvt_term::IMisRunning ()
1091	{	1092	{
1092	char *p;	1093	char *p;
1093	Atom atom;	1094	Atom atom;
1094	Window win;	1095	Window win;
1095	char server[IMBUFSIZ];	1096	char server[IMBUFSIZ];
1096		1097
1097	/* get current locale modifier */	1098	/* get current locale modifier */
1098	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1099	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1099	{	1100	{
1100	STRCPY (server, "@server=");	1101	strcpy (server, "@server=");
1101	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1102	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1103
1102	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1104	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1103	*p = '\0';	1105	*p = '\0';
1104		1106
1105	atom = XInternAtom (display->display, server, False);	1107	atom = XInternAtom (dpy, server, False);
1106	win = XGetSelectionOwner (display->display, atom);	1108	win = XGetSelectionOwner (dpy, atom);
		1109
1107	if (win != None)	1110	if (win != None)
1108	return True;	1111	return True;
1109	}	1112	}
		1113
1110	return False;	1114	return False;
1111	}	1115	}
1112		1116
1113	void	1117	void
1114	rxvt_term::IMSendSpot ()	1118	rxvt_term::IMSendSpot ()
1115	{	1119	{
1116	XPoint spot;	1120	XPoint nspot;
1117	XVaNestedList preedit_attr;	1121	XVaNestedList preedit_attr;
1118		1122
1119	if (Input_Context == NULL	1123	if (!Input_Context
1120	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1124	|| !focus
1121	|| ! (event_type == KeyPress	1125	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1122	|| event_type == Expose
1123	|| event_type == NoExpose
1124	|| event_type == SelectionNotify
1125	|| event_type == ButtonRelease || event_type == FocusIn)
1126	|| !IMisRunning ())
1127	return;	1126	return;
1128		1127
1129	im_set_position (&spot);	1128	im_set_position (nspot);
		1129
		1130	if (nspot.x == spot.x && nspot.y == spot.y)
		1131	return;
		1132
		1133	spot = nspot;
1130		1134
1131	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1135	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1132	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1136	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1133	XFree (preedit_attr);	1137	XFree (preedit_attr);
1134	}	1138	}
1135		1139
1136	void	1140	void
1137	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1138	XRectangle * needed_rect)
1139	{
1140	int mbh, vtx = 0;
1141
1142	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1143	vtx = scrollbar_TotalWidth ();
1144
1145	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1146	mbh -= TermWin.lineSpace;
1147
1148	preedit_rect->x = needed_rect->width + vtx;
1149	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1150
1151	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1152	preedit_rect->height = Height2Pixel (1);
1153
1154	status_rect->x = vtx;
1155	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1156
1157	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1158	status_rect->height = Height2Pixel (1);
1159	}
1160
1161	void
1162	rxvt_term::im_destroy ()	1141	rxvt_term::im_destroy ()
1163	{	1142	{
1164	if (Input_Context)
1165	{
1166	XDestroyIC (Input_Context);
1167	Input_Context = NULL;
1168	}
1169
1170	if (input_method)	1143	if (input_method)
1171	{	1144	{
		1145	if (Input_Context && input_method->xim)
		1146	XDestroyIC (Input_Context);
		1147
1172	display->put_xim (input_method);	1148	display->put_xim (input_method);
1173	input_method = 0;	1149	input_method = 0;
1174	}	1150	}
		1151
		1152	Input_Context = 0;
1175	}	1153	}
		1154
		1155	#ifdef ENABLE_XIM_ONTHESPOT
		1156
		1157	static void
		1158	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1159	{
		1160	((rxvt_term *)client_data)->make_current ();
		1161	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1162	}
		1163
		1164	static void
		1165	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1166	{
		1167	((rxvt_term *)client_data)->make_current ();
		1168	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1169	}
		1170
		1171	static void
		1172	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1173	{
		1174	rxvt_term *term = (rxvt_term *)client_data;
		1175	XIMText *text = call_data->text;
		1176
		1177	term->make_current ();
		1178
		1179	if (text)
		1180	{
		1181	void *str;
		1182
		1183	if (!text->encoding_is_wchar && text->string.multi_byte)
		1184	{
		1185	// of course, X makes it ugly again
		1186	if (term->rs[Rs_imLocale])
		1187	SET_LOCALE (term->rs[Rs_imLocale]);
		1188
		1189	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1190	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1191
		1192	if (term->rs[Rs_imLocale])
		1193	SET_LOCALE (term->locale);
		1194	}
		1195	else
		1196	str = (void *)text->string.wide_char;
		1197
		1198	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1199	DT_INT, call_data->caret,
		1200	DT_INT, call_data->chg_first,
		1201	DT_INT, call_data->chg_length,
		1202	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1203	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1204	DT_END));
		1205	}
		1206	else
		1207	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1208	DT_INT, call_data->caret,
		1209	DT_INT, call_data->chg_first,
		1210	DT_INT, call_data->chg_length,
		1211	DT_END));
		1212	}
		1213
		1214	#if 0
		1215	static void
		1216	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1217	{
		1218	((rxvt_term *)client_data)->make_current ();
		1219	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1220	DT_INT, call_data->position,
		1221	DT_INT, call_data->direction,
		1222	DT_INT, call_data->style,
		1223	DT_END));
		1224	}
		1225	#endif
		1226
		1227	#endif
1176		1228
1177	/*	1229	/*
1178	* Try to open a XIM with the current modifiers, then see if we can	1230	* Try to open a XIM with the current modifiers, then see if we can
1179	* open a suitable preedit type	1231	* open a suitable preedit type
1180	*/	1232	*/
1181	bool	1233	bool
1182	rxvt_term::IM_get_IC (const char *modifiers)	1234	rxvt_term::IM_get_IC (const char *modifiers)
1183	{	1235	{
1184	int i, j, found;	1236	int i, j, found;
1185	XIM xim;	1237	XIM xim;
1186	XPoint spot;	1238	XPoint spot;
1187	XRectangle rect, status_rect, needed_rect;	1239	XRectangle rect, status_rect, needed_rect;
1188	unsigned long fg, bg;	1240	unsigned long fg, bg;
1189	const char *p;	1241	const char *p;
1190	char **s;	1242	char **s;
1191	XIMStyles *xim_styles;	1243	XIMStyles *xim_styles;
1192	XVaNestedList preedit_attr, status_attr;	1244	#ifdef ENABLE_XIM_ONTHESPOT
		1245	XIMCallback xcb[4];
		1246	#endif
		1247
		1248	set_environ (envv);
1193		1249
1194	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1250	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1195	return false;	1251	return false;
1196		1252
1197	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1198	input_method = display->get_xim (locale, modifiers);	1253	input_method = display->get_xim (locale, modifiers);
1199	if (input_method == NULL)	1254	if (input_method == NULL)
1200	return false;	1255	return false;
1201		1256
1202	xim = input_method->xim;	1257	xim = input_method->xim;
		1258	spot.x = spot.y = -1;
1203		1259
1204	xim_styles = NULL;	1260	xim_styles = NULL;
1205	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1261	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1206	|| !xim_styles || !xim_styles->count_styles)	1262	|| !xim_styles || !xim_styles->count_styles)
1207	{	1263	{
1208	display->put_xim (input_method);	1264	im_destroy ();
1209	return false;	1265	return false;
1210	}	1266	}
1211		1267
1212	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1268	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1269
		1270	for (int pi = 0; pi < 2; pi++)
		1271	{
		1272	p = pet[pi];
		1273
		1274	if (!p)
		1275	continue;
		1276
1213	s = rxvt_splitcommastring (p);	1277	s = rxvt_splitcommastring (p);
		1278
1214	for (i = found = 0; !found && s[i]; i++)	1279	for (i = found = 0; !found && s[i]; i++)
1215	{	1280	{
1216	if (!STRCMP (s[i], "OverTheSpot"))	1281	if (!strcmp (s[i], "OverTheSpot"))
1217	input_style = (XIMPreeditPosition | XIMStatusNothing);	1282	input_style = XIMPreeditPosition | XIMStatusNothing;
1218	else if (!STRCMP (s[i], "OffTheSpot"))	1283	else if (!strcmp (s[i], "OffTheSpot"))
1219	input_style = (XIMPreeditArea | XIMStatusArea);	1284	input_style = XIMPreeditArea | XIMStatusArea;
1220	else if (!STRCMP (s[i], "Root"))	1285	else if (!strcmp (s[i], "Root"))
1221	input_style = (XIMPreeditNothing | XIMStatusNothing);	1286	input_style = XIMPreeditNothing | XIMStatusNothing;
		1287	else if (!strcmp (s[i], "None"))
		1288	input_style = XIMPreeditNone | XIMStatusNone;
		1289	#ifdef ENABLE_XIM_ONTHESPOT
		1290	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1291	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1292	#endif
		1293	else
		1294	input_style = XIMPreeditNothing | XIMStatusNothing;
1222		1295
1223	for (j = 0; j < xim_styles->count_styles; j++)	1296	for (j = 0; j < xim_styles->count_styles; j++)
1224	if (input_style == xim_styles->supported_styles[j])	1297	if (input_style == xim_styles->supported_styles[j])
1225	{	1298	{
		1299	rxvt_freecommastring (s);
		1300
1226	found = 1;	1301	found = 1;
1227	break;	1302	goto foundpet;
		1303	}
		1304
1228	}	1305	}
1229	}
1230		1306
1231	for (i = 0; s[i]; i++)	1307	rxvt_freecommastring (s);
1232	free (s[i]);	1308	}
1233		1309
1234	free (s);	1310	foundpet:
		1311
1235	XFree (xim_styles);	1312	XFree (xim_styles);
1236		1313
1237	if (!found)	1314	if (!found)
1238	{	1315	{
1239	display->put_xim (input_method);	1316	im_destroy ();
1240	return false;	1317	return false;
1241	}	1318	}
1242		1319
1243	preedit_attr = status_attr = NULL;	1320	XFontSet fs = 0;
		1321	XVaNestedList preedit_attr = 0, status_attr = 0;
		1322
		1323	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1324	{
		1325	// fake us a font-set, please
		1326	char **missing_charset_list;
		1327	int missing_charset_count;
		1328	char *def_string;
		1329	char pat[512];
		1330
		1331	sprintf (pat,
		1332	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1333	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1334	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1335	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1336	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1337	"*",
		1338	fheight,
		1339	fheight + 1, fheight - 1,
		1340	fheight - 2, fheight + 2);
		1341
		1342	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1343	&missing_charset_list, &missing_charset_count, &def_string);
		1344
		1345	if (missing_charset_list)
		1346	XFreeStringList (missing_charset_list);
		1347
		1348	if (!fs)
		1349	{
		1350	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1351	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1352	}
		1353	}
1244		1354
1245	if (input_style & XIMPreeditPosition)	1355	if (input_style & XIMPreeditPosition)
1246	{	1356	{
1247	im_set_size (&rect);	1357	im_set_size (rect);
1248	im_set_position (&spot);	1358	im_set_position (spot);
1249	im_set_color (&fg, &bg);	1359	im_set_color (fg, bg);
1250		1360
1251	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1361	preedit_attr = XVaCreateNestedList (0,
		1362	XNForeground, fg,
		1363	XNBackground, bg,
		1364	XNArea, &rect,
1252	XNSpotLocation, &spot,	1365	XNSpotLocation, &spot,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, TermWin.fontset,	1366	XNFontSet, fs,
1255	NULL);	1367	NULL);
1256	}	1368	}
1257	else if (input_style & XIMPreeditArea)	1369	else if (input_style & XIMPreeditArea)
1258	{	1370	{
1259	im_set_color (&fg, &bg);	1371	im_set_color (fg, bg);
1260		1372
1261	/*	1373	/*
1262	* The necessary width of preedit area is unknown	1374	* The necessary width of preedit area is unknown
1263	* until create input context.	1375	* until create input context.
1264	*/	1376	*/
1265	needed_rect.width = 0;	1377	needed_rect.width = 0;
1266
1267	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1378	im_set_preedit_area (rect, status_rect, needed_rect);
1268		1379
1269	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1380	preedit_attr = XVaCreateNestedList (0,
		1381	XNForeground, fg,
1270	XNForeground, fg, XNBackground, bg,	1382	XNBackground, bg,
		1383	XNArea, &rect,
		1384	XNFontSet, fs,
		1385	NULL);
		1386	status_attr = XVaCreateNestedList (0,
		1387	XNForeground, fg,
		1388	XNBackground, bg,
		1389	XNArea, &status_rect,
1271	//XNFontSet, TermWin.fontset,	1390	XNFontSet, fs,
1272	NULL);	1391	NULL);
1273	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1392	}
1274	XNForeground, fg, XNBackground, bg,	1393	#if ENABLE_XIM_ONTHESPOT
1275	//XNFontSet, TermWin.fontset,	1394	else if (input_style & XIMPreeditCallbacks)
		1395	{
		1396	im_set_position (spot);
		1397
		1398	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1399	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1400	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1401	# if 0
		1402	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1403	# endif
		1404
		1405	preedit_attr = XVaCreateNestedList (0,
		1406	XNSpotLocation, &spot,
		1407	XNPreeditStartCallback, &xcb[0],
		1408	XNPreeditDoneCallback , &xcb[1],
		1409	XNPreeditDrawCallback , &xcb[2],
		1410	# if 0
		1411	XNPreeditCaretCallback, &xcb[3],
		1412	# endif
1276	NULL);	1413	NULL);
1277	}	1414	}
		1415	#endif
1278		1416
1279	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1417	Input_Context = XCreateIC (xim,
		1418	XNInputStyle, input_style,
1280	XNClientWindow, TermWin.parent[0],	1419	XNClientWindow, vt,
1281	XNFocusWindow, TermWin.parent[0],	1420	XNFocusWindow, parent[0],
1282	preedit_attr ? XNPreeditAttributes : NULL,	1421	preedit_attr ? XNPreeditAttributes : NULL,
1283	preedit_attr,	1422	preedit_attr,
1284	status_attr ? XNStatusAttributes : NULL,	1423	status_attr ? XNStatusAttributes : NULL,
1285	status_attr, NULL);	1424	status_attr, NULL);
		1425
1286	if (preedit_attr) XFree (preedit_attr);	1426	if (preedit_attr) XFree (preedit_attr);
1287	if (status_attr) XFree (status_attr);	1427	if (status_attr) XFree (status_attr);
		1428	if (fs) XFreeFontSet (dpy, fs);
1288		1429
1289	if (Input_Context == NULL)	1430	if (Input_Context == NULL)
1290	{	1431	{
1291	rxvt_print_error ("failed to create input context");	1432	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1292	display->put_xim (input_method);	1433	im_destroy ();
1293	return false;	1434	return false;
1294	}	1435	}
1295		1436
1296	if (input_style & XIMPreeditArea)	1437	#if 0
		1438	// unfortunately, only the focus window is used by XIM, hard to fix
		1439	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1440	vt_select_input ();
		1441	#endif
		1442
1297	IMSetStatusPosition ();	1443	IMSetPosition ();
1298		1444
1299	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1300	return true;	1445	return true;
1301	}	1446	}
1302		1447
1303	void	1448	void
1304	rxvt_term::im_cb ()	1449	rxvt_term::im_cb ()
1305	{	1450	{
1306	int i, found, had_im;	1451	int i;
1307	const char *p;	1452	const char *p;
1308	char **s;	1453	char **s;
1309	char buf[IMBUFSIZ];	1454	char buf[IMBUFSIZ];
1310		1455
		1456	make_current ();
		1457
1311	im_destroy ();	1458	im_destroy ();
1312		1459
1313	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1314	if (Input_Context)	1460	if (Input_Context)
1315	return;	1461	return;
1316		1462
1317	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1463	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1318	if (rs[Rs_imLocale])	1464	if (rs[Rs_imLocale])
1319	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1465	SET_LOCALE (rs[Rs_imLocale]);
1320	#endif	1466	#endif
1321		1467
1322	p = rs[Rs_inputMethod];	1468	p = rs[Rs_inputMethod];
1323	if (p && *p)	1469	if (p && *p)
1324	{	1470	{
1325	bool found = false;	1471	bool found = false;
1326		1472
1327	s = rxvt_splitcommastring (p);	1473	s = rxvt_splitcommastring (p);
		1474
1328	for (i = 0; s[i]; i++)	1475	for (i = 0; s[i]; i++)
1329	{	1476	{
1330	if (*s[i])	1477	if (*s[i])
1331	{	1478	{
1332	STRCPY (buf, "@im=");	1479	strcpy (buf, "@im=");
1333	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1480	strncat (buf, s[i], IMBUFSIZ - 5);
1334	if (IM_get_IC (buf))	1481	if (IM_get_IC (buf))
1335	{	1482	{
1336	found = true;	1483	found = true;
1337	break;	1484	break;
1338	}	1485	}
1339	}	1486	}
1340	}	1487	}
1341	for (i = 0; s[i]; i++)	1488
1342	free (s[i]);	1489	rxvt_freecommastring (s);
1343	free (s);
1344		1490
1345	if (found)	1491	if (found)
1346	goto done;	1492	goto done;
1347	}	1493	}
1348		1494
…		…
1355	goto done;	1501	goto done;
1356		1502
1357	done:	1503	done:
1358	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1504	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1359	if (rs[Rs_imLocale])	1505	if (rs[Rs_imLocale])
1360	setlocale (LC_CTYPE, locale);	1506	SET_LOCALE (locale);
1361	#endif	1507	#endif
1362	}	1508	}
1363		1509
1364	void	1510	void
1365	rxvt_term::IMSetStatusPosition ()	1511	rxvt_term::IMSetPosition ()
1366	{	1512	{
1367	XRectangle preedit_rect, status_rect, *needed_rect;	1513	XRectangle preedit_rect, status_rect, *needed_rect;
1368	XVaNestedList preedit_attr, status_attr;	1514	XVaNestedList preedit_attr, status_attr;
1369		1515
1370	if (Input_Context == NULL	1516	if (!Input_Context
1371	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1517	|| !focus
		1518	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1372	|| !IMisRunning ())	1519	|| !IMisRunning ())
1373	return;	1520	return;
1374		1521
		1522	if (input_style & XIMPreeditPosition)
		1523	{
		1524	im_set_size (preedit_rect);
		1525	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1526
		1527	XSetICValues (Input_Context,
		1528	XNPreeditAttributes, preedit_attr, NULL);
		1529	}
		1530	else
		1531	{
1375	/* Getting the necessary width of preedit area */	1532	/* Getting the necessary width of preedit area */
1376	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1533	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1377	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1534	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1378	XFree (status_attr);	1535	XFree (status_attr);
1379		1536
1380	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1537	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1538	XFree (needed_rect);
1381		1539
1382	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1540	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1383	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1541	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1384		1542
1385	XSetICValues (Input_Context,	1543	XSetICValues (Input_Context,
1386	XNPreeditAttributes, preedit_attr,	1544	XNPreeditAttributes, preedit_attr,
1387	XNStatusAttributes, status_attr, NULL);	1545	XNStatusAttributes, status_attr,
		1546	NULL);
1388		1547
		1548	XFree (status_attr);
		1549	}
		1550
1389	XFree (preedit_attr);	1551	XFree (preedit_attr);
1390	XFree (status_attr);
1391	}	1552	}
1392	#endif /* USE_XIM */	1553	#endif /* USE_XIM */
1393		1554
1394	/*----------------------------------------------------------------------*/	1555	void
1395	rxvt_t rxvt_current_term;	1556	rxvt_term::get_window_origin (int &x, int &y)
		1557	{
		1558	Window cr;
		1559	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1560	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1561	}
		1562
		1563	Pixmap
		1564	rxvt_term::get_pixmap_property (int prop_id)
		1565	{
		1566	if (prop_id > 0 && prop_id < NUM_XA)
		1567	if (xa[prop_id])
		1568	{
		1569	int aformat;
		1570	unsigned long nitems, bytes_after;
		1571	Atom atype;
		1572	unsigned char *prop = NULL;
		1573	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1574	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1575	&nitems, &bytes_after, &prop);
		1576	if (result == Success && prop && atype == XA_PIXMAP)
		1577	return *(Pixmap *)prop;
		1578	}
		1579
		1580	return None;
		1581	}
		1582
		1583	#ifdef HAVE_BG_PIXMAP
		1584	# if TRACE_PIXMAPS
		1585	# undef update_background
		1586	void
		1587	rxvt_term::trace_update_background (const char *file, int line)
		1588	{
		1589	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1590	update_background ();
		1591	}
		1592	# endif
		1593
		1594	void
		1595	rxvt_term::update_background ()
		1596	{
		1597	if (update_background_ev.is_active ())
		1598	return;
		1599
		1600	bgPixmap.invalidate ();
		1601
		1602	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1603
		1604	if (to_wait <= 0.)
		1605	bgPixmap.render ();
		1606	else
		1607	update_background_ev.start (to_wait);
		1608	}
		1609
		1610	void
		1611	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1612	{
		1613	make_current ();
		1614
		1615	update_background_ev.stop ();
		1616	bgPixmap.render ();
		1617	refresh_check ();
		1618	}
		1619
		1620	#endif /* HAVE_BG_PIXMAP */
1396		1621
1397	/*----------------------- end-of-file (C source) -----------------------*/	1622	/*----------------------- end-of-file (C source) -----------------------*/

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