ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/main.C

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.6 by pcg, Tue Nov 25 17:11:33 2003 UTC vs.
Revision 1.326 by sf-exg, Sat Apr 3 16:30:39 2010 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.6 2003/11/25 17:11:33 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* 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>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		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>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
45	#endif	51	# endif
		52	#endif
46		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
		59	static char curlocale[128], savelocale[128];
		60
		61	bool
		62	rxvt_set_locale (const char *locale) NOTHROW
		63	{
		64	int size = strlen (locale) + 1;
		65
		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);
		73	setlocale (LC_CTYPE, curlocale);
		74	return true;
		75	}
		76
47	void *	77	void
48	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
49	{	79	{
50	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
51		83
52	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 whether 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
53	return p;	149	return len;
54	}
55		150
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	151	}
		152	#endif
61		153
62	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
64	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		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),
66	#endif	180	#endif
67	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	183	#endif
70	x_ev (this, &rxvt_term::x_cb)	184	#ifndef NO_BELL
71	{	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
72	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	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;
73	}	214	}
74		215
75	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
76	{	217	{
77	delete PixColors;	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
78	}
79		219
80	/*----------------------------------------------------------------------*/	220	emergency_cleanup ();
81	/* rxvt_init() */
82	/* LIBPROTO */
83	rxvt_t
84	rxvt_init(int argc, const char *const *argv)
85	{
86	SET_R(new rxvt_term);
87	dR;
88		221
89	if (!R->init_vars () || !R->init (argc, argv))	222	#if ENABLE_STYLES
90	{	223	for (int i = RS_styleCount; --i; )
91	delete R;	224	if (fontset[i] != fontset[0])
92	return NULL;	225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bgPixmap.destroy ();
		231	#endif
		232	#ifdef HAVE_AFTERIMAGE
		233	if (asv)
		234	destroy_asvisual (asv, 0);
		235	if (asimman)
		236	destroy_image_manager (asimman, 0);
		237	#endif
		238
		239	if (display)
93	}	240	{
		241	selection_clear ();
		242	selection_clear (true);
94		243
		244	#ifdef USE_XIM
		245	im_destroy ();
		246	#endif
		247	scrollBar.destroy ();
		248	if (gc) XFreeGC (dpy, gc);
		249
		250	delete drawable;
		251	// destroy all windows
		252	if (parent[0])
		253	XDestroyWindow (dpy, parent[0]);
		254
		255	for (int i = 0; i < TOTAL_COLORS; i++)
		256	if (ISSET_PIXCOLOR (i))
		257	{
		258	pix_colors_focused [i].free (this);
		259	#if OFF_FOCUS_FADING
		260	pix_colors_unfocused [i].free (this);
		261	#endif
		262	}
		263
		264	clear ();
		265
		266	display->flush (); /* ideally .put should do this */
		267	displays.put (display);
		268	}
		269
		270	scr_release ();
		271
		272	/* clear all resources */
		273	for (int i = 0; i < allocated.size (); i++)
		274	free (allocated [i]);
		275
		276	free (selection.text);
		277	free (selection.clip_text);
		278	// TODO: manage env vars in child only(!)
		279	free (env_display);
		280	free (env_term);
		281	free (locale);
		282	free (v_buffer);
		283	free (incr_buf);
		284
		285	delete envv;
		286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	#ifndef NO_RESOURCES
		292	XrmDestroyDatabase (option_db);
		293	#endif
		294	}
		295
		296	// child has exited, usually destroys
		297	void
		298	rxvt_term::child_cb (ev::child &w, int status)
		299	{
		300	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		301
		302	cmd_pid = 0;
		303
		304	if (!option (Opt_hold))
		305	destroy ();
		306	}
		307
		308	void
		309	rxvt_term::destroy ()
		310	{
		311	if (destroy_ev.is_active ())
95	return R;	312	return;
96	}
97		313
98	bool	314	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
99	rxvt_term::init (int argc, const char *const *argv)
100	{
101	dR;//TODO (scrollbar, setidle)
102		315
103	/*	316	#if ENABLE_OVERLAY
104	* Save and then give up any super-user privileges	317	scr_overlay_off ();
105	* If we need privileges in any area then we must specifically request it.
106	* We should only need to be root in these cases:
107	* 1. write utmp entries on some systems
108	* 2. chown tty on some systems
109	*/
110	rxvt_privileges (this, SAVE);
111	rxvt_privileges (this, IGNORE);
112
113	rxvt_init_secondary (this);
114
115	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
116
117	#if (MENUBAR_MAX)
118	rxvt_menubar_read (this, rs[Rs_menu]);
119	#endif	318	#endif
120	#ifdef HAVE_SCROLLBARS
121	if (Options & Opt_scrollBar)
122	scrollbar_setIdle (); /* set existence for size calculations */
123	#endif
124		319
125	rxvt_Create_Windows (this, argc, argv);	320	if (display)
126
127	rxvt_init_xlocale (this);
128
129	rxvt_scr_reset (this); /* initialize screen */
130	#ifdef RXVT_GRAPHICS
131	rxvt_Gr_reset (this); /* reset graphics */
132	#endif
133
134	#if 0
135	#ifdef DEBUG_X
136	XSynchronize(Xdisplay, True);
137	XSetErrorHandler((XErrorHandler) abort);
138	#else
139	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140	#endif
141	#endif
142
143	#ifdef HAVE_SCROLLBARS
144	if (Options & Opt_scrollBar)
145	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
146	#endif
147	#if (MENUBAR_MAX)
148	if (menubar_visible(r))
149	XMapWindow (Xdisplay, menuBar.win);
150	#endif
151	#ifdef TRANSPARENT
152	if (Options & Opt_transparent)
153	{
154	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
155	rxvt_check_our_parents (this);
156	}	321	{
		322	#if USE_XIM
		323	im_ev.stop (display);
157	#endif	324	#endif
158	XMapWindow (Xdisplay, TermWin.vt);	325	scrollbar_ev.stop (display);
159	XMapWindow (Xdisplay, TermWin.parent[0]);	326	#if ENABLE_TRANSPARENCY || ENABLE_PERL
160		327	rootwin_ev.stop (display);
161	rxvt_init_env (this);
162	rxvt_init_command (this, cmd_argv);
163
164	x_ev.start (Xfd, EVENT_READ);
165	pty_ev.start (cmd_fd, EVENT_READ);
166
167	return true;
168	}
169
170	/* ------------------------------------------------------------------------- *
171	* SIGNAL HANDLING & EXIT HANDLER *
172	* ------------------------------------------------------------------------- */
173	/*
174	* Catch a SIGCHLD signal and exit if the direct child has died
175	*/
176	/* ARGSUSED */
177	/* EXTPROTO */
178	RETSIGTYPE
179	rxvt_Child_signal(int sig __attribute__ ((unused)))
180	{
181	dR;
182	int pid, save_errno = errno;
183
184	do {
185	errno = 0;
186	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
187
188	if (pid == R->cmd_pid)
189	exit(EXIT_SUCCESS);
190
191	errno = save_errno;
192	signal(SIGCHLD, rxvt_Child_signal);
193	}
194
195	/*
196	* Catch a fatal signal and tidy up before quitting
197	*/
198	/* EXTPROTO */
199	RETSIGTYPE
200	rxvt_Exit_signal(int sig)
201	{
202	signal(sig, SIG_DFL);
203	#ifdef DEBUG_CMD
204	rxvt_print_error("signal %d", sig);
205	#endif	328	#endif
206	rxvt_clean_exit();	329	incr_ev.stop ();
207	kill(getpid(), sig);	330	termwin_ev.stop (display);
208	}	331	vt_ev.stop (display);
209
210	/* ARGSUSED */
211	/* INTPROTO */
212	int
213	rxvt_xerror_handler(const Display * display
214	__attribute__ ((unused)), const XErrorEvent * event)
215	{
216	dR;
217
218	if (R->allowedxerror == -1) {
219	R->allowedxerror = event->error_code;
220	return 0; /* ignored anyway */
221	}	332	}
222	rxvt_print_error("XError: Request: %d . %d, Error: %d",	333
223	event->request_code, event->minor_code,	334	flush_ev.stop ();
224	event->error_code);	335	pty_ev.stop ();
225	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	336	#ifdef CURSOR_BLINK
226	exit(EXIT_FAILURE);	337	cursor_blink_ev.stop ();
227	/* NOTREACHED */	338	#endif
		339	#ifdef TEXT_BLINK
		340	text_blink_ev.stop ();
		341	#endif
		342	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		343	cont_scroll_ev.stop ();
		344	#endif
		345	#ifdef SELECTION_SCROLLING
		346	sel_scroll_ev.stop ();
		347	#endif
		348	#ifdef POINTER_BLANK
		349	pointer_ev.stop ();
		350	#endif
		351
		352	destroy_ev.start ();
		353	}
		354
		355	void
		356	rxvt_term::destroy_cb (ev::idle &w, int revents)
		357	{
		358	make_current ();
		359
		360	delete this;
228	}	361	}
229		362
230	/*----------------------------------------------------------------------*/	363	/*----------------------------------------------------------------------*/
231	/*	364	/*
232	* Exit gracefully, clearing the utmp entry and restoring tty attributes	365	* Exit gracefully, clearing the utmp entry and restoring tty attributes
233	* TODO: if debugging, this should free up any known resources if we can	366	* TODO: if debugging, this should free up any known resources if we can
234	*/	367	*/
235	/* EXTPROTO */	368	static XErrorHandler old_xerror_handler;
236	void
237	rxvt_clean_exit(void)
238	{
239	dR;
240		369
241	#ifdef DEBUG_SCREEN	370	static void
242	rxvt_scr_release(aR);	371	rxvt_emergency_cleanup ()
243	#endif
244	#ifndef NO_SETOWNER_TTYDEV
245	rxvt_privileged_ttydev(aR_ RESTORE);
246	#endif
247	#ifdef UTMP_SUPPORT
248	rxvt_privileged_utmp(aR_ RESTORE);
249	#endif
250	#ifdef USE_XIM
251	if (R->Input_Context != NULL) {
252	XDestroyIC(R->Input_Context);
253	R->Input_Context = NULL;
254	}
255	#endif
256	}
257
258	/* ------------------------------------------------------------------------- *
259	* MEMORY ALLOCATION WRAPPERS *
260	* ------------------------------------------------------------------------- */
261	/* EXTPROTO */
262	void *
263	rxvt_malloc(size_t size)
264	{	372	{
265	void *p;	373	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
266		374	(*t)->emergency_cleanup ();
267	p = malloc(size);
268	if (p)
269	return p;
270
271	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272	rxvt_clean_exit();
273	exit(EXIT_FAILURE);
274	/* NOTREACHED */
275	}	375	}
276		376
277	/* EXTPROTO */	377	#if !ENABLE_MINIMAL
278	void *	378	static void
279	rxvt_calloc(size_t number, size_t size)	379	print_x_error (Display *dpy, XErrorEvent *event)
280	{	380	{
281	void *p;	381	char buffer[BUFSIZ];
282		382	char mesg[BUFSIZ];
283	p = calloc(number, size);	383	char number[32];
284	if (p)	384	char *mtype = "XlibMessage";
285	return p;	385	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
286		386	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
287	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	387	rxvt_warn ("An X Error occured, trying to continue after report.\n");
288	rxvt_clean_exit();	388	rxvt_warn ("%s: %s\n", mesg, buffer);
289	exit(EXIT_FAILURE);	389	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
290	/* NOTREACHED */	390	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
291	}	391	sprintf(number, "%d", event->request_code);
292		392	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
293	/* EXTPROTO */	393	rxvt_warn ("(which is %s)\n", buffer);
294	void *	394	if (event->request_code >= 128) {
295	rxvt_realloc(void *ptr, size_t size)	395	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
296	{	396	mesg, BUFSIZ);
297	void *p;	397	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
298
299	if (ptr)
300	p = realloc(ptr, size);
301	else
302	p = malloc(size);
303	if (p)
304	return p;
305
306	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
307	rxvt_clean_exit();
308	exit(EXIT_FAILURE);
309	/* NOTREACHED */
310	}
311
312	/* ------------------------------------------------------------------------- *
313	* PRIVILEGED OPERATIONS *
314	* ------------------------------------------------------------------------- */
315	/* take care of suid/sgid super-user (root) privileges */
316	/* INTPROTO */
317	void
318	rxvt_privileges(pR_ int mode)
319	{
320	#if ! defined(__CYGWIN32__)
321	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
322	/* setreuid() is the poor man's setuid(), seteuid() */
323	# define seteuid(a) setreuid(-1, (a))
324	# define setegid(a) setregid(-1, (a))
325	# define HAVE_SETEUID
326	# endif
327	# ifdef HAVE_SETEUID
328	switch (mode) {
329	case IGNORE:
330	/*
331	* change effective uid/gid - not real uid/gid - so we can switch
332	* back to root later, as required
333	*/
334	seteuid(getuid());
335	setegid(getgid());
336	break;
337	case SAVE:
338	R->euid = geteuid();
339	R->egid = getegid();
340	break;
341	case RESTORE:
342	seteuid(R->euid);
343	setegid(R->egid);
344	break;
345	}	398	}
346	# else	399	if ((event->error_code == BadWindow) ||
347	switch (mode) {	400	(event->error_code == BadPixmap) ||
348	case IGNORE:	401	(event->error_code == BadCursor) ||
349	setuid(getuid());	402	(event->error_code == BadFont) ||
350	setgid(getgid());	403	(event->error_code == BadDrawable) ||
351	/* FALLTHROUGH */	404	(event->error_code == BadColor) ||
352	case SAVE:	405	(event->error_code == BadGC) ||
353	/* FALLTHROUGH */	406	(event->error_code == BadIDChoice) ||
354	case RESTORE:	407	(event->error_code == BadValue) ||
355	break;	408	(event->error_code == BadAtom)) {
356	}	409	if (event->error_code == BadValue)
357	# endif	410	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
358	#endif	411	mesg, BUFSIZ);
359	}	412	else if (event->error_code == BadAtom)
360		413	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
361	#ifdef UTMP_SUPPORT	414	mesg, BUFSIZ);
362	/* EXTPROTO */
363	void
364	rxvt_privileged_utmp(pR_ char action)
365	{
366	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
367	action, R->next_utmp_action, getpid()));
368	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
369	|| (R->Options & Opt_utmpInhibit)
370	|| R->ttydev == NULL || *R->ttydev == '\0')
371	return;
372
373	rxvt_privileges(aR_ RESTORE);
374	if (action == SAVE) {
375	R->next_utmp_action = RESTORE;
376	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
377	} else { /* action == RESTORE */
378	R->next_utmp_action = IGNORE;
379	rxvt_cleanutent(aR);
380	}
381	rxvt_privileges(aR_ IGNORE);
382	}
383	#endif
384
385	#ifndef NO_SETOWNER_TTYDEV
386	/* EXTPROTO */
387	void
388	rxvt_privileged_ttydev(pR_ char action)
389	{
390	D_MAIN((stderr,
391	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
392	action, R->next_tty_action, getpid()));
393	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
394	|| R->ttydev == NULL || *R->ttydev == '\0')
395	return;
396
397	rxvt_privileges(aR_ RESTORE);
398
399	if (action == SAVE) {
400	R->next_tty_action = RESTORE;
401	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
402	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
403	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
404	R->next_tty_action = IGNORE;
405	else	415	else
		416	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		417	mesg, BUFSIZ);
		418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		419	}
		420	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		423	}
406	# endif	424	#endif
407	{	425
408	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	426	int
409	chmod(R->ttydev, R->ttymode);	427	rxvt_xerror_handler (Display *display, XErrorEvent *event)
410	# ifdef HAVE_REVOKE	428	{
411	revoke(R->ttydev);	429	if (GET_R->allowedxerror == -1)
		430	GET_R->allowedxerror = event->error_code;
		431	else
		432	{
		433	// GET_R is most likely not the terminal which caused the error,
		434	// so just output the error and continue
		435	#if ENABLE_MINIMAL
		436	old_xerror_handler (display, event);
		437	#else
		438	print_x_error (display, event);
412	# endif	439	#endif
413	}	440	}
414	} else { /* action == RESTORE */	441
415	R->next_tty_action = IGNORE;	442	return 0;
416	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	443	}
417	chmod(R->ttydev, R->ttyfd_stat.st_mode);	444
418	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	445	int
419	# else	446	rxvt_xioerror_handler (Display *display)
420	chmod(R->ttydev,	447	{
421	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	448	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
422	chown(R->ttydev, 0, 0);	449	DisplayString (display));
423	# endif	450	rxvt_emergency_cleanup ();
		451	_exit (EXIT_FAILURE);
		452	}
		453
		454	static struct sig_handlers
		455	{
		456	ev::sig sw_term, sw_int;
		457
		458	/*
		459	* Catch a fatal signal and tidy up before quitting
		460	*/
		461	void sig_term (ev::sig &w, int revents);
		462
		463	sig_handlers ()
		464	{
		465	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		466	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
424	}	467	}
		468	} sig_handlers;
425		469
426	rxvt_privileges(aR_ IGNORE);	470	void
427		471	sig_handlers::sig_term (ev::sig &w, int revents)
428	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	472	{
429	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	473	rxvt_emergency_cleanup ();
430	action == RESTORE ? "Restoring" : (action ==	474	w.stop ();
431	SAVE ? "Saving" :	475	kill (getpid (), w.signum);
432	"UNKNOWN ERROR for"), R->ttydev,
433	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
434	R->ttyfd_stat.st_gid));
435	# endif
436	}	476	}
437	#endif	477
		478	char **rxvt_environ; // startup environment
		479
		480	void
		481	rxvt_init ()
		482	{
		483	ptytty::init ();
		484
		485	if (!ev_default_loop (0))
		486	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		487
		488	rxvt_environ = environ;
		489
		490	signal (SIGHUP, SIG_IGN);
		491	signal (SIGPIPE, SIG_IGN);
		492
		493	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		494	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		495
		496	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		497	/* signal (SIGURG, SIG_DFL); */
		498
		499	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		500	// TODO: handle this with exceptions and tolerate the memory loss
		501	XSetIOErrorHandler (rxvt_xioerror_handler);
		502
		503	XrmInitialize ();
		504	}
438		505
439	/*----------------------------------------------------------------------*/	506	/*----------------------------------------------------------------------*/
440	/*	507	/*
441	* window size/position calculcations for XSizeHint and other storage.	508	* window size/position calculations for XSizeHint and other storage.
442	* if width/height are non-zero then override calculated width/height	509	* if width/height are non-zero then override calculated width/height
443	*/	510	*/
444	/* EXTPROTO */
445	void	511	void
446	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	512	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
447	{	513	{
448	short recalc_x, recalc_y;	514	short recalc_x, recalc_y;
449	int x, y, sb_w, mb_h, flags;	515	int x, y, flags;
450	unsigned int w, h;	516	unsigned int w, h;
451	unsigned int max_width, max_height;	517	unsigned int max_width, max_height;
452		518
453	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
454	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
455	R->szHint.height));
456	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	519	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
457	R->szHint.win_gravity = NorthWestGravity;	520	szHint.win_gravity = NorthWestGravity;
458	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	521	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
459		522
460	recalc_x = recalc_y = 0;	523	recalc_x = recalc_y = 0;
461	flags = 0;	524	flags = 0;
		525
462	if (!R->parsed_geometry) {	526	if (!parsed_geometry)
		527	{
463	R->parsed_geometry = 1;	528	parsed_geometry = 1;
		529
464	if (R->rs[Rs_geometry])	530	if (rs[Rs_geometry])
465	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	531	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		532
466	if (flags & WidthValue) {	533	if (flags & WidthValue)
467	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	534	{
		535	if (!w)
		536	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		537
		538	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
468	R->szHint.flags |= USSize;	539	szHint.flags |= USSize;
469	}	540	}
		541
470	if (flags & HeightValue) {	542	if (flags & HeightValue)
471	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	543	{
		544	if (!h)
		545	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		546
		547	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
472	R->szHint.flags |= USSize;	548	szHint.flags |= USSize;
473	}	549	}
		550
474	if (flags & XValue) {	551	if (flags & XValue)
		552	{
475	R->szHint.x = x;	553	szHint.x = x;
476	R->szHint.flags |= USPosition;	554	szHint.flags |= USPosition;
		555
477	if (flags & XNegative) {	556	if (flags & XNegative)
		557	{
478	recalc_x = 1;	558	recalc_x = 1;
479	R->szHint.win_gravity = NorthEastGravity;	559	szHint.win_gravity = NorthEastGravity;
480	}	560	}
481	}	561	}
		562
482	if (flags & YValue) {	563	if (flags & YValue)
		564	{
483	R->szHint.y = y;	565	szHint.y = y;
484	R->szHint.flags |= USPosition;	566	szHint.flags |= USPosition;
		567
485	if (flags & YNegative) {	568	if (flags & YNegative)
		569	{
486	recalc_y = 1;	570	recalc_y = 1;
		571
487	if (R->szHint.win_gravity == NorthEastGravity)	572	if (szHint.win_gravity == NorthEastGravity)
488	R->szHint.win_gravity = SouthEastGravity;	573	szHint.win_gravity = SouthEastGravity;
489	else	574	else
490	R->szHint.win_gravity = SouthWestGravity;	575	szHint.win_gravity = SouthWestGravity;
491	}	576	}
492	}	577	}
493	}	578	}
		579
494	/* TODO: BOUNDS */	580	/* TODO: BOUNDS */
495	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	581	width = ncol * fwidth;
496	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	582	height = nrow * fheight;
497	max_width = MAX_COLS * R->TermWin.fwidth;	583	max_width = MAX_COLS * fwidth;
498	max_height = MAX_ROWS * R->TermWin.fheight;	584	max_height = MAX_ROWS * fheight;
499		585
500	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	586	szHint.base_width = szHint.base_height = 2 * int_bwidth;
501		587
502	sb_w = mb_h = 0;
503	R->window_vt_x = R->window_vt_y = 0;	588	window_vt_x = window_vt_y = int_bwidth;
504	if (scrollbar_visible(R)) {	589
		590	if (scrollBar.state)
		591	{
505	sb_w = scrollbar_TotalWidth();	592	int sb_w = scrollBar.total_width ();
506	R->szHint.base_width += sb_w;	593	szHint.base_width += sb_w;
		594
507	if (!(R->Options & Opt_scrollBar_right))	595	if (!option (Opt_scrollBar_right))
508	R->window_vt_x = sb_w;	596	window_vt_x += sb_w;
509	}	597	}
510	if (menubar_visible(R)) {	598
511	mb_h = menuBar_TotalHeight();
512	R->szHint.base_height += mb_h;
513	R->window_vt_y = mb_h;
514	}
515	R->szHint.width_inc = R->TermWin.fwidth;	599	szHint.width_inc = fwidth;
516	R->szHint.height_inc = R->TermWin.fheight;	600	szHint.height_inc = fheight;
517	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	601	szHint.min_width = szHint.base_width + szHint.width_inc;
518	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	602	szHint.min_height = szHint.base_height + szHint.height_inc;
519		603
520	if (width && width - R->szHint.base_width < max_width) {	604	if (newwidth && newwidth - szHint.base_width < max_width)
		605	{
521	R->szHint.width = width;	606	szHint.width = newwidth;
522	R->TermWin.width = width - R->szHint.base_width;	607	width = newwidth - szHint.base_width;
523	} else {	608	}
524	MIN_IT(R->TermWin.width, max_width);	609	else
		610	{
		611	min_it (width, max_width);
525	R->szHint.width = R->szHint.base_width + R->TermWin.width;	612	szHint.width = szHint.base_width + width;
526	}	613	}
		614
527	if (height && height - R->szHint.base_height < max_height) {	615	if (newheight && newheight - szHint.base_height < max_height)
		616	{
528	R->szHint.height = height;	617	szHint.height = newheight;
529	R->TermWin.height = height - R->szHint.base_height;	618	height = newheight - szHint.base_height;
530	} else {	619	}
531	MIN_IT(R->TermWin.height, max_height);	620	else
		621	{
		622	min_it (height, max_height);
532	R->szHint.height = R->szHint.base_height + R->TermWin.height;	623	szHint.height = szHint.base_height + height;
533	}	624	}
534	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
535	R->window_sb_x = R->szHint.width - sb_w;
536		625
537	if (recalc_x)	626	if (recalc_x)
538	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	627	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
539	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	628
540	if (recalc_y)	629	if (recalc_y)
541	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	630	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
542	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
543		631
544	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	632	ncol = width / fwidth;
545	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	633	nrow = height / fheight;
546	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
547	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
548	R->szHint.height));
549	return;
550	}	634	}
551		635
552	/*----------------------------------------------------------------------*/	636	/*----------------------------------------------------------------------*/
553	/*	637	/*
554	* Tell the teletype handler what size the window is.	638	* Tell the teletype handler what size the window is.
555	* Called after a window size change.	639	* Called after a window size change.
556	*/	640	*/
557	/* EXTPROTO */
558	void	641	void
559	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	642	rxvt_term::tt_winch ()
560	{	643	{
		644	if (pty->pty < 0)
		645	return;
		646
561	struct winsize ws;	647	struct winsize ws;
562		648
563	if (fd < 0)
564	return;
565	ws.ws_col = col;	649	ws.ws_col = ncol;
566	ws.ws_row = row;	650	ws.ws_row = nrow;
567	ws.ws_xpixel = ws.ws_ypixel = 0;	651	ws.ws_xpixel = width;
568	#ifndef DEBUG_SIZE	652	ws.ws_ypixel = height;
569	(void)ioctl(fd, TIOCSWINSZ, &ws);	653	ioctl (pty->pty, TIOCSWINSZ, &ws);
570	#else	654
571	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	655	#if 0
572	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	656	// TIOCSWINSZ is supposed to do this automatically and correctly
573	}
574	# ifdef SIGWINCH
575	else if (pid) /* force through to the command */	657	if (cmd_pid) /* force through to the command */
576	kill(pid, SIGWINCH);	658	kill (-cmd_pid, SIGWINCH);
577	# endif
578	#endif	659	#endif
579	}	660	}
580		661
581	/*----------------------------------------------------------------------*/	662	/*----------------------------------------------------------------------*/
582	/* rxvt_change_font() - Switch to a new font */	663	/* set_fonts () - load and set the various fonts
583	/*	664	*
584	* init = 1 - initialize	665	* init = 1 - initialize
585	*	666	*
586	* fontname == FONT_UP - switch to bigger font	667	* fontname == FONT_UP - switch to bigger font
587	* fontname == FONT_DN - switch to smaller font	668	* fontname == FONT_DN - switch to smaller font
588	*/	669	*/
589	/* EXTPROTO */	670	bool
590	void	671	rxvt_term::set_fonts ()
591	rxvt_change_font(pR_ int init, const char *fontname)
592	{	672	{
593	}	673	rxvt_fontset *fs = new rxvt_fontset (this);
		674	rxvt_fontprop prop;
594		675
595	/* INTPROTO */	676	if (!fs
		677	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		678	|| !fs->realize_font (1))
		679	{
		680	delete fs;
		681	return false;
		682	}
		683
		684	#if ENABLE_STYLES
		685	for (int i = RS_styleCount; --i; )
		686	if (fontset[i] != fontset[0])
		687	delete fontset[i];
		688	#endif
		689
		690	delete fontset[0];
		691	fontset[0] = fs;
		692
		693	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		694	prop.height += lineSpace;
		695	prop.width += letterSpace;
		696
		697	fs->set_prop (prop, false);
		698
		699	fwidth = prop.width;
		700	fheight = prop.height;
		701	fbase = prop.ascent;
		702
		703	for (int style = 1; style < 4; style++)
		704	{
		705	#if ENABLE_STYLES
		706	const char *res = rs[Rs_font + style];
		707
		708	if (res && !*res)
		709	fontset[style] = fontset[0];
		710	else
		711	{
		712	fontset[style] = fs = new rxvt_fontset (this);
		713	rxvt_fontprop prop2 = prop;
		714
		715	if (res)
		716	{
		717	fs->populate (res);
		718	fs->set_prop (prop2, false);
		719	}
		720	else
		721	{
		722	fs->populate (fontset[0]->fontdesc);
		723
		724	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		725	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		726
		727	fs->set_prop (prop2, true);
		728	}
		729
		730	}
		731	#else
		732	fontset[style] = fontset[0];
		733	#endif
		734	}
		735
		736	if (parent[0])
		737	{
		738	resize_all_windows (0, 0, 0);
		739	scr_remap_chars ();
		740	scr_touch (true);
		741	}
		742
		743	return true;
		744	}
		745
596	void	746	void
597	rxvt_font_up_down(pR_ int n, int direction)	747	rxvt_term::set_string_property (Atom prop, const char *str, int len)
598	{	748	{
		749	XChangeProperty (dpy, parent[0],
		750	prop, XA_STRING, 8, PropModeReplace,
		751	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		752	}
		753
		754	void
		755	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		756	{
		757	wchar_t *ws = rxvt_mbstowcs (str, len);
		758	char *s = rxvt_wcstoutf8 (ws);
		759
		760	XChangeProperty (dpy, parent[0],
		761	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		762	(const unsigned char *)s, strlen (s));
		763
		764	free (s);
		765	free (ws);
599	}	766	}
600		767
601	/*----------------------------------------------------------------------*/	768	/*----------------------------------------------------------------------*/
602	/*----------------------------------------------------------------------*/	769	/*----------------------------------------------------------------------*/
603	/* xterm sequences - title, iconName, color (exptl) */	770	/* xterm sequences - title, iconName, color (exptl) */
604	/* EXTPROTO */
605	void	771	void
606	rxvt_set_title(pR_ const char *str)	772	rxvt_term::set_title (const char *str)
607	{	773	{
608	#ifndef SMART_WINDOW_TITLE	774	set_string_property (XA_WM_NAME, str);
609	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	775	#if ENABLE_EWMH
610	#else	776	set_utf8_property (xa[XA_NET_WM_NAME], str);
611	char *name;
612
613	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
614	name = NULL;
615	if (name == NULL || STRCMP(name, str))
616	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
617	if (name)
618	XFree(name);
619	#endif	777	#endif
620	}	778	}
621		779
622	/* EXTPROTO */
623	void	780	void
624	rxvt_set_iconName(pR_ const char *str)	781	rxvt_term::set_icon_name (const char *str)
625	{	782	{
626	#ifndef SMART_WINDOW_TITLE	783	set_string_property (XA_WM_ICON_NAME, str);
627	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	784	#if ENABLE_EWMH
628	#else	785	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
629	char *name;
630
631	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
632	name = NULL;
633	if (name == NULL || STRCMP(name, str))
634	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
635	if (name)
636	XFree(name);
637	#endif	786	#endif
638	}	787	}
639		788
		789	void
		790	rxvt_term::set_window_color (int idx, const char *color)
		791	{
640	#ifdef XTERM_COLOR_CHANGE	792	#ifdef XTERM_COLOR_CHANGE
641	/* EXTPROTO */
642	void
643	rxvt_set_window_color(pR_ int idx, const char *color)
644	{
645	rxvt_color xcol;	793	rxvt_color xcol;
646	int i;
647		794
648	if (color == NULL || *color == '\0')	795	if (color == NULL || *color == '\0')
649	return;	796	return;
650		797
		798	color = strdup (color);
		799	allocated.push_back ((void *)color);
		800	rs[Rs_color + idx] = color;
		801
651	/* handle color aliases */	802	/* handle color aliases */
652	if (isdigit(*color)) {	803	if (isdigit (*color))
		804	{
653	i = atoi(color);	805	int i = atoi (color);
654	if (i >= 8 && i <= 15) { /* bright colors */	806
655	i -= 8;	807	if (i >= 8 && i <= 15)
656	# ifndef NO_BRIGHTCOLOR	808	{
657	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	809	/* bright colors */
658	SET_PIXCOLOR(R, idx);	810	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
659	goto Done;	811	goto done;
660	# endif
661	}	812	}
662	if (i >= 0 && i <= 7) { /* normal colors */	813
663	R->PixColors[idx] = R->PixColors[minCOLOR + i];	814	if (i >= 0 && i <= 7)
664	SET_PIXCOLOR(R, idx);	815	{
		816	/* normal colors */
		817	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
665	goto Done;	818	goto done;
666	}	819	}
667	}	820	}
668	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
669	return;
670	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
671		821
672	/*	822	set_color (xcol, color);
		823
		824	/*
673	* FIXME: should free colors here, but no idea how to do it so instead,	825	* FIXME: should free colors here, but no idea how to do it so instead,
674	* so just keep gobbling up the colormap	826	* so just keep gobbling up the colormap
675	*/	827	*/
676	# if 0
677	for (i = Color_Black; i <= Color_White; i++)
678	if (R->PixColors[idx] == R->PixColors[i])
679	break;
680	if (i > Color_White) {
681	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
682	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
683	DisplayPlanes(R->Xdisplay, Xscreen));
684	}
685	# endif
686		828
687	R->PixColors[idx] = xcol;	829	pix_colors_focused[idx] = xcol;
688	SET_PIXCOLOR(R, idx);
689		830
690	/* XSetWindowAttributes attr; */	831	done:
691	/* Cursor cursor; */
692	Done:
693	if (idx == Color_bg && !(R->Options & Opt_transparent))
694	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
695	R->PixColors[Color_bg]);
696
697	/* handle Color_BD, scrollbar background, etc. */	832	/*TODO: handle Color_BD, scrollbar background, etc. */
698		833
699	rxvt_set_colorfgbg(aR);	834	update_fade_color (idx);
700	rxvt_recolour_cursor(aR);	835	recolour_cursor ();
701	/* the only reasonable way to enforce a clean update */	836	scr_recolour ();
702	rxvt_scr_poweron(aR);	837	#endif /* XTERM_COLOR_CHANGE */
703	}	838	}
704		839
705	#else
706	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
707	#endif /* XTERM_COLOR_CHANGE */
708
709	/* EXTPROTO */
710	void	840	void
711	rxvt_recolour_cursor(pR)	841	rxvt_term::recolour_cursor ()
712	{	842	{
713	rxvt_color xcol[2];	843	XColor fg, bg;
714		844
715	#if TODO	845	(ISSET_PIXCOLOR (Color_pointer_fg)
716	xcol[0] = R->PixColors[Color_pointer];	846	? pix_colors_focused[Color_pointer_fg]
717	xcol[1] = R->PixColors[Color_bg];	847	: pix_colors_focused[Color_fg]).get (fg);
718	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	848
719	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	849	(ISSET_PIXCOLOR (Color_pointer_bg)
720	#endif	850	? pix_colors_focused[Color_pointer_bg]
		851	: pix_colors_focused[Color_bg]).get (bg);
		852
		853	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
721	}	854	}
722		855
723	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
724	/*	857	/*
725	* find if fg/bg matches any of the normal (low-intensity) colors	858	* find if fg/bg matches any of the normal (low-intensity) colors
726	*/	859	*/
727	/* INTPROTO */
728	void	860	void
729	rxvt_set_colorfgbg(pR)	861	rxvt_term::set_colorfgbg ()
730	{	862	{
731	unsigned int i;	863	unsigned int i;
732	const char *xpmb = "\0";	864	const char *xpmb = "";
733	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	865	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
734		866
735	R->env_colorfgbg =	867	strcpy (fstr, "default");
736	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	868	strcpy (bstr, "default");
737	STRCPY(fstr, "default");
738	STRCPY(bstr, "default");
739	for (i = Color_Black; i <= Color_White; i++)	869	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[Color_fg] == R->PixColors[i]) {	870	if (pix_colors[Color_fg] == pix_colors[i])
		871	{
741	sprintf(fstr, "%d", (i - Color_Black));	872	sprintf (fstr, "%d", (i - Color_Black));
742	break;	873	break;
743	}	874	}
		875
744	for (i = Color_Black; i <= Color_White; i++)	876	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[Color_bg] == R->PixColors[i]) {	877	if (pix_colors[Color_bg] == pix_colors[i])
		878	{
746	sprintf(bstr, "%d", (i - Color_Black));	879	sprintf (bstr, "%d", (i - Color_Black));
747	#ifdef XPM_BACKGROUND	880	#ifdef BG_IMAGE_FROM_FILE
748	xpmb = "default;";	881	xpmb = "default;";
749	#endif	882	#endif
750	break;	883	break;
751	}	884	}
		885
752	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	886	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
753	putenv(R->env_colorfgbg);
754
755	#ifndef NO_BRIGHTCOLOR
756	R->colorfgbg = DEFAULT_RSTYLE;
757	for (i = minCOLOR; i <= maxCOLOR; i++) {
758	if (R->PixColors[Color_fg] == R->PixColors[i])
759	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
760	if (R->PixColors[Color_bg] == R->PixColors[i])
761	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
762	}
763	#endif
764	}	887	}
765		888
766	/*----------------------------------------------------------------------*/	889	/*----------------------------------------------------------------------*/
767	/*
768	* Colour determination for low colour displays, routine from
769	* Hans de Goede <hans@highrise.nl>
770	*/
771		890
772	/* EXTPROTO */	891	bool
773	int	892	rxvt_term::set_color (rxvt_color &color, const char *name)
774	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
775	{	893	{
776	screen_in_out->set(aR_ colour);	894	if (color.set (this, name))
777
778	if (!screen_in_out->set(aR_ colour)) {
779	rxvt_print_error("can't allocate colour: %s", colour);
780	return false;
781	}
782
783	return true;	895	return true;
		896
		897	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		898	return false;
		899	}
		900
		901	void
		902	rxvt_term::alias_color (int dst, int src)
		903	{
		904	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
784	}	905	}
785		906
786	/* -------------------------------------------------------------------- *	907	/* -------------------------------------------------------------------- *
787	* - WINDOW RESIZING - *	908	* - WINDOW RESIZING - *
788	* -------------------------------------------------------------------- */	909	* -------------------------------------------------------------------- */
789	/* EXTPROTO */
790	void	910	void
791	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	911	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
792	int ignoreparent)
793	{	912	{
794	int fix_screen;	913	int fix_screen;
		914	int old_width = szHint.width;
		915	int old_height = szHint.height;
795		916
		917	window_calc (newwidth, newheight);
		918
		919	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		920
		921	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		922	if (set_hint)
		923	{
		924	szHint.flags &= ~(PBaseSize | PResizeInc);
		925	XSetWMNormalHints (dpy, parent[0], &szHint);
		926	szHint.flags |= PBaseSize | PResizeInc;
		927	}
		928
		929	if (!ignoreparent)
		930	{
796	#ifdef SMART_RESIZE	931	#ifdef SMART_RESIZE
797	int old_width = R->szHint.width, old_height = R->szHint.height;	932	/*
798	#endif
799
800	rxvt_window_calc(aR_ width, height);
801	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
802	if (!ignoreparent) {
803	#ifdef SMART_RESIZE
804	/*
805	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	933	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
806	* reposition window on resize depending on placement on screen	934	* reposition window on resize depending on placement on screen
807	*/	935	*/
808	int x, y, x1, y1;	936	int x, y, x1, y1;
809	int dx, dy;	937	int dx, dy;
810	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	938	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
811	Window unused_cr;	939	Window unused_cr;
812		940
813	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	941	XTranslateCoordinates (dpy, parent[0], display->root,
814	0, 0, &x, &y, &unused_cr);	942	0, 0, &x, &y, &unused_cr);
815	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	943	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
816	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	944	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
817	/*	945	/*
818	* if Xroot isn't the parent window, a WM will probably have offset	946	* if display->root isn't the parent window, a WM will probably have offset
819	* our position for handles and decorations. Counter it	947	* our position for handles and decorations. Counter it
820	*/	948	*/
821	if (x1 != x || y1 != y) {	949	if (x1 != x || y1 != y)
		950	{
822	x -= x1;	951	x -= x1;
823	y -= y1;	952	y -= y1;
824	}	953	}
825		954
826	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	955	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
827	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	956	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
828	dx = old_width - R->szHint.width;	957	dx = old_width - szHint.width;
829	dy = old_height - R->szHint.height;	958	dy = old_height - szHint.height;
830		959
831	/* Check position of the center of the window */	960	/* Check position of the center of the window */
832	if (x < x1) /* left half */	961	if (x < x1) /* left half */
833	dx = 0;	962	dx = 0;
834	else if (x == x1) /* exact center */	963	else if (x == x1) /* exact center */
835	dx /= 2;	964	dx /= 2;
836	if (y < y1) /* top half */	965	if (y < y1) /* top half */
837	dy = 0;	966	dy = 0;
838	else if (y == y1) /* exact center */	967	else if (y == y1) /* exact center */
839	dy /= 2;	968	dy /= 2;
840		969
841	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	970	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
842	R->szHint.width, R->szHint.height);	971	szHint.width, szHint.height);
843	#else	972	#else
844	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	973	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
845	R->szHint.height);
846	#endif	974	#endif
847	}	975	}
848		976
849	fix_screen = (R->TermWin.ncol != R->prev_ncol	977	if (set_hint)
850	|| R->TermWin.nrow != R->prev_nrow);	978	XSetWMNormalHints (dpy, parent[0], &szHint);
		979
		980	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		981
851	if (fix_screen || width != R->old_width || height != R->old_height) {	982	if (fix_screen || newwidth != old_width || newheight != old_height)
852	if (scrollbar_visible(R)) {
853	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
854	0, scrollbar_TotalWidth(), R->szHint.height);
855	rxvt_Resize_scrollBar(aR);
856	}
857	if (menubar_visible(R))
858	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
859	0, TermWin_TotalWidth(), menuBar_TotalHeight());
860	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
861	R->window_vt_y, TermWin_TotalWidth(),
862	TermWin_TotalHeight());
863	#ifdef RXVT_GRAPHICS
864	if (R->old_height)
865	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
866	R->old_height - R->szHint.base_height);
867	#endif
868	rxvt_scr_clear(aR);
869	#ifdef XPM_BACKGROUND
870	rxvt_resize_pixmap(aR);
871	#endif
872	}	983	{
		984	if (scrollBar.state)
		985	scrollBar.resize ();
873		986
		987	XMoveResizeWindow (dpy, vt,
		988	window_vt_x, window_vt_y,
		989	width, height);
		990
		991	#ifdef HAVE_BG_PIXMAP
		992	if (bgPixmap.window_size_sensitive ())
		993	update_background ();
		994	#endif
		995	}
		996
874	if (fix_screen || R->old_height == 0) {	997	if (fix_screen || old_height == 0)
875	int curr_screen = -1;	998	scr_reset ();
876	uint16_t old_ncol = R->prev_ncol;
877		999
878	/* scr_reset only works on the primary screen */	1000	#ifdef HAVE_BG_PIXMAP
879	if (R->old_height) /* this is not the first time through */	1001	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
880	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1002	// if (bgPixmap.pixmap)
881	rxvt_scr_reset(aR);	1003	// scr_touch (false);
882	if (curr_screen >= 0) { /* this is not the first time through */	1004	#endif
883	rxvt_scr_change_screen(aR_ curr_screen);
884	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
885	}
886	}
887
888	R->old_width = R->szHint.width;
889	R->old_height = R->szHint.height;
890		1005
891	#ifdef USE_XIM	1006	#ifdef USE_XIM
892	rxvt_IMSetStatusPosition(aR);	1007	IMSetPosition ();
893	#endif	1008	#endif
894	}	1009	}
895		1010
896	/*	1011	/*
897	* Set the width/height of the vt window in characters. Units are pixels.	1012	* Set the width/height of the vt window in characters. Units are pixels.
898	* good for toggling 80/132 columns	1013	* good for toggling 80/132 columns
899	*/	1014	*/
900	/* EXTPROTO */
901	void	1015	void
902	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1016	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
903	{	1017	{
904	XWindowAttributes wattr;	1018	XWindowAttributes wattr;
905		1019
906	if (width == 0 || height == 0) {	1020	if (newwidth == 0 || newheight == 0)
		1021	{
907	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1022	XGetWindowAttributes (dpy, display->root, &wattr);
		1023
908	if (width == 0)	1024	if (newwidth == 0)
909	width = wattr.width - R->szHint.base_width;	1025	newwidth = wattr.width - szHint.base_width;
910	if (height == 0)	1026	if (newheight == 0)
911	height = wattr.height - R->szHint.base_height;	1027	newheight = wattr.height - szHint.base_height;
		1028	}
		1029
		1030	if (newwidth != width || newheight != height)
912	}	1031	{
913	if (width != R->TermWin.width || height != R->TermWin.height) {
914	width += R->szHint.base_width;	1032	newwidth += szHint.base_width;
915	height += R->szHint.base_height;	1033	newheight += szHint.base_height;
916	rxvt_resize_all_windows(aR_ width, height, 0);	1034	resize_all_windows (newwidth, newheight, 0);
917	}	1035	}
918	}	1036	}
919		1037
920	/* -------------------------------------------------------------------- *	1038	/* -------------------------------------------------------------------- *
921	* - X INPUT METHOD ROUTINES - *	1039	* - X INPUT METHOD ROUTINES - *
922	* -------------------------------------------------------------------- */	1040	* -------------------------------------------------------------------- */
923	#ifdef USE_XIM	1041	#ifdef USE_XIM
924	/* INTPROTO */
925	void
926	rxvt_setSize(pR_ XRectangle * size)
927	{
928	size->x = R->TermWin.int_bwidth;
929	size->y = R->TermWin.int_bwidth;
930	size->width = Width2Pixel(R->TermWin.ncol);
931	size->height = Height2Pixel(R->TermWin.nrow);
932	}
933		1042
934	/* INTPROTO */
935	void	1043	void
936	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1044	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
937	{	1045	{
938	*fg = R->PixColors[Color_fg];	1046	fg = pix_colors [Color_fg];
939	*bg = R->PixColors[Color_bg];	1047	bg = pix_colors [Color_bg];
		1048	}
		1049
		1050	void
		1051	rxvt_term::im_set_size (XRectangle &size)
		1052	{
		1053	// the int_bwidth terms make no sense to me
		1054	size.x = int_bwidth;
		1055	size.y = int_bwidth;
		1056	size.width = Width2Pixel (ncol) + int_bwidth;
		1057	size.height = Height2Pixel (nrow) + int_bwidth;
		1058	}
		1059
		1060	void
		1061	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1062	XRectangle &status_rect,
		1063	const XRectangle &needed_rect)
		1064	{
		1065	preedit_rect.x = needed_rect.width;
		1066	preedit_rect.y = 0;
		1067	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1068	preedit_rect.height = fheight;
		1069
		1070	status_rect.x = 0;
		1071	status_rect.y = 0;
		1072	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1073	status_rect.height = fheight;
940	}	1074	}
941		1075
942	/* Checking whether input method is running. */	1076	/* Checking whether input method is running. */
943	/* INTPROTO */
944	Bool	1077	bool
945	rxvt_IMisRunning(pR)	1078	rxvt_term::IMisRunning ()
946	{	1079	{
947	char *p;	1080	Atom atom;
948	Atom atom;	1081	Window win;
949	Window win;
950	char server[IMBUFSIZ];	1082	char server[IMBUFSIZ];
951		1083
952	/* get current locale modifier */	1084	/* get current locale modifier */
953	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1085	if (char *p = XSetLocaleModifiers (0))
		1086	{
954	STRCPY(server, "@server=");	1087	strcpy (server, "@server=");
955	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1088	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1089
956	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1090	if (p = strchr (server + 1, '@')) /* first one only */
957	*p = '\0';	1091	*p = '\0';
958		1092
959	atom = XInternAtom(R->Xdisplay, server, False);	1093	atom = XInternAtom (dpy, server, False);
960	win = XGetSelectionOwner(R->Xdisplay, atom);	1094	win = XGetSelectionOwner (dpy, atom);
		1095
961	if (win != None)	1096	if (win != None)
962	return True;	1097	return True;
963	}	1098	}
		1099
964	return False;	1100	return False;
965	}	1101	}
966		1102
967	/* EXTPROTO */
968	void	1103	void
969	rxvt_IMSendSpot(pR)	1104	rxvt_term::IMSendSpot ()
970	{	1105	{
971	XPoint spot;	1106	XPoint nspot;
972	XVaNestedList preedit_attr;	1107	XVaNestedList preedit_attr;
973		1108
974	if (R->Input_Context == NULL	1109	if (!Input_Context
975	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1110	|| !focus
976	|| !(R->event_type == KeyPress	1111	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
977	|| R->event_type == Expose
978	|| R->event_type == NoExpose
979	|| R->event_type == SelectionNotify
980	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
981	|| !rxvt_IMisRunning(aR))
982	return;	1112	return;
983		1113
984	rxvt_setPosition(aR_ & spot);	1114	im_set_position (nspot);
985		1115
		1116	if (nspot.x == spot.x && nspot.y == spot.y)
		1117	return;
		1118
		1119	spot = nspot;
		1120
986	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1121	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
987	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1122	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
988	XFree(preedit_attr);	1123	XFree (preedit_attr);
989	}	1124	}
990		1125
991	/* EXTPROTO */
992	void	1126	void
993	rxvt_setTermFontSet(pR_ int idx)	1127	rxvt_term::im_destroy ()
994	{	1128	{
995	char *string;	1129	if (input_method)
996	long length;	1130	{
997	int success = 0;	1131	if (Input_Context && input_method->xim)
		1132	XDestroyIC (Input_Context);
998		1133
999	if (idx < 0 || idx >= MAX_NFONTS)	1134	display->put_xim (input_method);
1000	return;	1135	input_method = 0;
1001	}	1136	}
1002		1137
1003	/* INTPROTO */
1004	void
1005	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1006	XRectangle * needed_rect)
1007	{
1008	int mbh, vtx = 0;
1009
1010	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1011	vtx = scrollbar_TotalWidth();
1012	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1013	mbh -= R->TermWin.lineSpace;
1014
1015	preedit_rect->x = needed_rect->width + vtx;
1016	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1017
1018	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1019	+ vtx;
1020	preedit_rect->height = Height2Pixel(1);
1021
1022	status_rect->x = vtx;
1023	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1024
1025	status_rect->width = needed_rect->width ? needed_rect->width
1026	: Width2Pixel(R->TermWin.ncol + 1);
1027	status_rect->height = Height2Pixel(1);
1028	}
1029
1030	/* ARGSUSED */
1031	/* INTPROTO */
1032	void
1033	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1034	__attribute__ ((unused)), XPointer call_data
1035	__attribute__ ((unused)))
1036	{
1037	dR;
1038
1039	R->Input_Context = NULL;	1138	Input_Context = 0;
1040	/* To avoid Segmentation Fault in C locale: Solaris only? */
1041	if (STRCMP(R->locale, "C"))
1042	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1043	rxvt_IMInstantiateCallback, NULL);
1044	}	1139	}
1045		1140
1046	/*	1141	#ifdef ENABLE_XIM_ONTHESPOT
1047	* X manual pages and include files don't match on some systems:
1048	* some think this is an XIDProc and others an XIMProc so we can't
1049	* use the first argument - need to update this to be nice for
1050	* both types via some sort of configure detection
1051	*/
1052	/* ARGSUSED */
1053	/* EXTPROTO */
1054	void
1055	rxvt_IMInstantiateCallback(Display * unused
1056	__attribute__ ((unused)), XPointer client_data
1057	__attribute__ ((unused)), XPointer call_data
1058	__attribute__ ((unused)))
1059	{
1060	dR;
1061	int i, found, had_im;
1062	const char *p;
1063	char **s;
1064	char buf[IMBUFSIZ];
1065		1142
1066	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1143	static void
1067	if (R->Input_Context)	1144	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1068	return;	1145	{
		1146	((rxvt_term *)client_data)->make_current ();
		1147	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1148	}
1069		1149
1070	found = had_im = 0;	1150	static void
1071	p = R->rs[Rs_inputMethod];	1151	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1072	if (p && *p) {	1152	{
1073	had_im = 1;	1153	((rxvt_term *)client_data)->make_current ();
1074	s = rxvt_splitcommastring(p);	1154	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1075	for (i = 0; s[i]; i++) {	1155	}
1076	if (*s[i]) {	1156
1077	STRCPY(buf, "@im=");	1157	static void
1078	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1158	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1079	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1159	{
1080	&& (rxvt_IM_get_IC(aR) == True)) {	1160	rxvt_term *term = (rxvt_term *)client_data;
1081	found = 1;	1161	XIMText *text = call_data->text;
1082	break;	1162
1083	}	1163	term->make_current ();
1084	}	1164
		1165	if (text)
		1166	{
		1167	wchar_t *str;
		1168
		1169	if (!text->encoding_is_wchar && text->string.multi_byte)
		1170	{
		1171	// of course, X makes it ugly again
		1172	if (term->rs[Rs_imLocale])
		1173	SET_LOCALE (term->rs[Rs_imLocale]);
		1174
		1175	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1176	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1177
		1178	if (term->rs[Rs_imLocale])
		1179	SET_LOCALE (term->locale);
1085	}	1180	}
1086	for (i = 0; s[i]; i++)	1181	else
1087	free(s[i]);	1182	str = text->string.wide_char;
1088	free(s);
1089	}
1090	if (found)
1091	return;
1092		1183
1093	/* try with XMODIFIERS env. var. */	1184	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1094	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1185	DT_INT, call_data->caret,
1095	rxvt_IM_get_IC(aR);	1186	DT_INT, call_data->chg_first,
1096	return;	1187	DT_INT, call_data->chg_length,
		1188	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1189	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1190	DT_END));
1097	}	1191	}
1098		1192	else
1099	/* try with no modifiers base IF the user didn't specify an IM */	1193	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1100	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1194	DT_INT, call_data->caret,
1101	&& rxvt_IM_get_IC(aR) == True)	1195	DT_INT, call_data->chg_first,
1102	return;	1196	DT_INT, call_data->chg_length,
		1197	DT_END));
1103	}	1198	}
		1199
		1200	#if 0
		1201	static void
		1202	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1203	{
		1204	((rxvt_term *)client_data)->make_current ();
		1205	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1206	DT_INT, call_data->position,
		1207	DT_INT, call_data->direction,
		1208	DT_INT, call_data->style,
		1209	DT_END));
		1210	}
		1211	#endif
		1212
		1213	#endif
1104		1214
1105	/*	1215	/*
1106	* Try to open a XIM with the current modifiers, then see if we can	1216	* Try to open a XIM with the current modifiers, then see if we can
1107	* open a suitable preedit type	1217	* open a suitable preedit type
1108	*/	1218	*/
1109	/* INTPROTO */
1110	Bool	1219	bool
1111	rxvt_IM_get_IC(pR)	1220	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1221	{
1113	int i, j, found;	1222	int i, j, found;
1114	XIM xim;	1223	XIM xim;
1115	XPoint spot;	1224	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1225	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1226	unsigned long fg, bg;
1118	const char *p;	1227	const char *p;
1119	char **s;	1228	char **s;
1120	XIMStyles *xim_styles;	1229	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;	1230	#ifdef ENABLE_XIM_ONTHESPOT
1122	XIMCallback ximcallback;	1231	XIMCallback xcb[4];
		1232	#endif
1123		1233
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1234	set_environ (envv);
1125	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1235
1126	if (xim == NULL)	1236	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127	return False;	1237	return false;
1128		1238
		1239	input_method = display->get_xim (locale, modifiers);
		1240	if (input_method == NULL)
		1241	return false;
		1242
		1243	xim = input_method->xim;
		1244	spot.x = spot.y = -1;
		1245
1129	xim_styles = NULL;	1246	xim_styles = NULL;
1130	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1247	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1248	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1249	{
		1250	im_destroy ();
1133	return False;	1251	return false;
		1252	}
		1253
		1254	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1255
		1256	for (int pi = 0; pi < 2; pi++)
1134	}	1257	{
		1258	p = pet[pi];
1135		1259
1136	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1260	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1261	continue;
		1262
1138	s = rxvt_splitcommastring(p);	1263	s = rxvt_splitcommastring (p);
		1264
1139	for (i = found = 0; !found && s[i]; i++) {	1265	for (i = found = 0; !found && s[i]; i++)
		1266	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1267	if (!strcmp (s[i], "OverTheSpot"))
1141	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1268	input_style = XIMPreeditPosition | XIMStatusNothing;
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1269	else if (!strcmp (s[i], "OffTheSpot"))
1143	R->input_style = (XIMPreeditArea | XIMStatusArea);	1270	input_style = XIMPreeditArea | XIMStatusArea;
1144	else if (!STRCMP(s[i], "Root"))	1271	else if (!strcmp (s[i], "Root"))
1145	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1272	input_style = XIMPreeditNothing | XIMStatusNothing;
		1273	else if (!strcmp (s[i], "None"))
		1274	input_style = XIMPreeditNone | XIMStatusNone;
		1275	#ifdef ENABLE_XIM_ONTHESPOT
		1276	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1277	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1278	#endif
		1279	else
		1280	input_style = XIMPreeditNothing | XIMStatusNothing;
1146		1281
1147	for (j = 0; j < xim_styles->count_styles; j++)	1282	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (R->input_style == xim_styles->supported_styles[j]) {	1283	if (input_style == xim_styles->supported_styles[j])
		1284	{
		1285	rxvt_freecommastring (s);
		1286
1149	found = 1;	1287	found = 1;
		1288	goto foundpet;
		1289	}
		1290
		1291	}
		1292
		1293	rxvt_freecommastring (s);
		1294	}
		1295
		1296	foundpet:
		1297
		1298	XFree (xim_styles);
		1299
		1300	if (!found)
		1301	{
		1302	im_destroy ();
		1303	return false;
		1304	}
		1305
		1306	XFontSet fs = 0;
		1307	XVaNestedList preedit_attr = 0, status_attr = 0;
		1308
		1309	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1310	{
		1311	// fake us a font-set, please
		1312	char **missing_charset_list;
		1313	int missing_charset_count;
		1314	char *def_string;
		1315	char pat[512];
		1316
		1317	sprintf (pat,
		1318	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1319	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1320	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1323	"*",
		1324	fheight,
		1325	fheight + 1, fheight - 1,
		1326	fheight - 2, fheight + 2);
		1327
		1328	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1329	&missing_charset_list, &missing_charset_count, &def_string);
		1330
		1331	if (missing_charset_list)
		1332	XFreeStringList (missing_charset_list);
		1333
		1334	if (!fs)
		1335	{
		1336	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1337	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1338	}
		1339	}
		1340
		1341	if (input_style & XIMPreeditPosition)
		1342	{
		1343	im_set_size (rect);
		1344	im_set_position (spot);
		1345	im_set_color (fg, bg);
		1346
		1347	preedit_attr = XVaCreateNestedList (0,
		1348	XNForeground, fg,
		1349	XNBackground, bg,
		1350	XNArea, &rect,
		1351	XNSpotLocation, &spot,
		1352	XNFontSet, fs,
		1353	NULL);
		1354	}
		1355	else if (input_style & XIMPreeditArea)
		1356	{
		1357	im_set_color (fg, bg);
		1358
		1359	/*
		1360	* The necessary width of preedit area is unknown
		1361	* until create input context.
		1362	*/
		1363	needed_rect.width = 0;
		1364	im_set_preedit_area (rect, status_rect, needed_rect);
		1365
		1366	preedit_attr = XVaCreateNestedList (0,
		1367	XNForeground, fg,
		1368	XNBackground, bg,
		1369	XNArea, &rect,
		1370	XNFontSet, fs,
		1371	NULL);
		1372	status_attr = XVaCreateNestedList (0,
		1373	XNForeground, fg,
		1374	XNBackground, bg,
		1375	XNArea, &status_rect,
		1376	XNFontSet, fs,
		1377	NULL);
		1378	}
		1379	#if ENABLE_XIM_ONTHESPOT
		1380	else if (input_style & XIMPreeditCallbacks)
		1381	{
		1382	im_set_position (spot);
		1383
		1384	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1385	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1386	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1387	# if 0
		1388	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1389	# endif
		1390
		1391	preedit_attr = XVaCreateNestedList (0,
		1392	XNSpotLocation, &spot,
		1393	XNPreeditStartCallback, &xcb[0],
		1394	XNPreeditDoneCallback , &xcb[1],
		1395	XNPreeditDrawCallback , &xcb[2],
		1396	# if 0
		1397	XNPreeditCaretCallback, &xcb[3],
		1398	# endif
		1399	NULL);
		1400	}
		1401	#endif
		1402
		1403	Input_Context = XCreateIC (xim,
		1404	XNInputStyle, input_style,
		1405	XNClientWindow, vt,
		1406	XNFocusWindow, parent[0],
		1407	preedit_attr ? XNPreeditAttributes : NULL,
		1408	preedit_attr,
		1409	status_attr ? XNStatusAttributes : NULL,
		1410	status_attr, NULL);
		1411
		1412	if (preedit_attr) XFree (preedit_attr);
		1413	if (status_attr) XFree (status_attr);
		1414	if (fs) XFreeFontSet (dpy, fs);
		1415
		1416	if (Input_Context == NULL)
		1417	{
		1418	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1419	im_destroy ();
		1420	return false;
		1421	}
		1422
		1423	#if 0
		1424	// unfortunately, only the focus window is used by XIM, hard to fix
		1425	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1426	vt_select_input ();
		1427	#endif
		1428
		1429	IMSetPosition ();
		1430
		1431	return true;
		1432	}
		1433
		1434	void
		1435	rxvt_term::im_cb ()
		1436	{
		1437	int i;
		1438	const char *p;
		1439	char **s;
		1440	char buf[IMBUFSIZ];
		1441
		1442	make_current ();
		1443
		1444	im_destroy ();
		1445
		1446	if (Input_Context)
		1447	return;
		1448
		1449	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1450	if (rs[Rs_imLocale])
		1451	SET_LOCALE (rs[Rs_imLocale]);
		1452	#endif
		1453
		1454	p = rs[Rs_inputMethod];
		1455	if (p && *p)
		1456	{
		1457	bool found = false;
		1458
		1459	s = rxvt_splitcommastring (p);
		1460
		1461	for (i = 0; s[i]; i++)
		1462	{
		1463	if (*s[i])
		1464	{
		1465	strcpy (buf, "@im=");
		1466	strncat (buf, s[i], IMBUFSIZ - 5);
		1467	if (IM_get_IC (buf))
		1468	{
		1469	found = true;
1150	break;	1470	break;
		1471	}
1151	}	1472	}
1152	}	1473	}
1153	for (i = 0; s[i]; i++)
1154	free(s[i]);
1155	free(s);
1156	XFree(xim_styles);
1157		1474
		1475	rxvt_freecommastring (s);
		1476
1158	if (!found) {	1477	if (found)
1159	XCloseIM(xim);	1478	goto done;
1160	return False;
1161	}	1479	}
1162		1480
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1481	/* try with XMODIFIERS env. var. */
		1482	if (IM_get_IC (""))
		1483	goto done;
1164		1484
1165	/* XXX: not sure why we need this (as well as IC one below) */	1485	/* try with no modifiers base IF the user didn't specify an IM */
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1486	if (IM_get_IC ("@im=none"))
		1487	goto done;
1167		1488
1168	preedit_attr = status_attr = NULL;	1489	done:
1169		1490	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1170	if (R->input_style & XIMPreeditPosition) {	1491	if (rs[Rs_imLocale])
1171	rxvt_setSize(aR_ & rect);	1492	SET_LOCALE (locale);
1172	rxvt_setPosition(aR_ & spot);	1493	#endif
1173	rxvt_setColor(aR_ & fg, &bg);
1174
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, R->TermWin.fontset,
1179	NULL);
1180	} else if (R->input_style & XIMPreeditArea) {
1181	rxvt_setColor(aR_ & fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, R->TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, R->TermWin.fontset,
1198	NULL);
1199	}
1200	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1201	XNClientWindow, R->TermWin.parent[0],
1202	XNFocusWindow, R->TermWin.parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);
1208	if (preedit_attr)
1209	XFree(preedit_attr);
1210	if (status_attr)
1211	XFree(status_attr);
1212	if (R->Input_Context == NULL) {
1213	rxvt_print_error("failed to create input context");
1214	XCloseIM(xim);
1215	return False;
1216	}
1217	if (R->input_style & XIMPreeditArea)
1218	rxvt_IMSetStatusPosition(aR);
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1220	return True;
1221	}	1494	}
1222		1495
1223	/* EXTPROTO */
1224	void	1496	void
1225	rxvt_IMSetStatusPosition(pR)	1497	rxvt_term::IMSetPosition ()
1226	{	1498	{
1227	XRectangle preedit_rect, status_rect, *needed_rect;	1499	XRectangle preedit_rect, status_rect, *needed_rect;
1228	XVaNestedList preedit_attr, status_attr;	1500	XVaNestedList preedit_attr, status_attr;
1229		1501
1230	if (R->Input_Context == NULL	1502	if (!Input_Context
1231	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1503	|| !focus
		1504	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1232	|| !rxvt_IMisRunning(aR))	1505	|| !IMisRunning ())
1233	return;	1506	return;
1234		1507
		1508	if (input_style & XIMPreeditPosition)
		1509	{
		1510	im_set_size (preedit_rect);
		1511	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1512
		1513	XSetICValues (Input_Context,
		1514	XNPreeditAttributes, preedit_attr, NULL);
		1515	}
		1516	else
		1517	{
1235	/* Getting the necessary width of preedit area */	1518	/* Getting the necessary width of preedit area */
1236	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1519	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1237	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1520	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1238	XFree(status_attr);	1521	XFree (status_attr);
1239		1522
1240	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1523	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1524	XFree (needed_rect);
1241		1525
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1526	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1243	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1527	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1244		1528
1245	XSetICValues(R->Input_Context,	1529	XSetICValues (Input_Context,
1246	XNPreeditAttributes, preedit_attr,	1530	XNPreeditAttributes, preedit_attr,
1247	XNStatusAttributes, status_attr, NULL);	1531	XNStatusAttributes, status_attr,
		1532	NULL);
1248		1533
		1534	XFree (status_attr);
		1535	}
		1536
1249	XFree(preedit_attr);	1537	XFree (preedit_attr);
1250	XFree(status_attr);
1251	}	1538	}
1252	#endif /* USE_XIM */	1539	#endif /* USE_XIM */
1253		1540
1254	/*----------------------------------------------------------------------*/	1541	void
1255	rxvt_t rxvt_current_term;	1542	rxvt_term::get_window_origin (int &x, int &y)
		1543	{
		1544	Window cr;
		1545	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1546	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1547	}
		1548
		1549	Pixmap
		1550	rxvt_term::get_pixmap_property (int prop_id)
		1551	{
		1552	if (prop_id > 0 && prop_id < NUM_XA)
		1553	if (xa[prop_id])
		1554	{
		1555	int aformat;
		1556	unsigned long nitems, bytes_after;
		1557	Atom atype;
		1558	unsigned char *prop = NULL;
		1559	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1560	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1561	&nitems, &bytes_after, &prop);
		1562	if (result == Success && prop && atype == XA_PIXMAP)
		1563	return *(Pixmap *)prop;
		1564	}
		1565
		1566	return None;
		1567	}
		1568
		1569	#ifdef HAVE_BG_PIXMAP
		1570	# if TRACE_PIXMAPS
		1571	# undef update_background
		1572	void
		1573	rxvt_term::trace_update_background (const char *file, int line)
		1574	{
		1575	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1576	update_background ();
		1577	}
		1578	# endif
		1579
		1580	void
		1581	rxvt_term::update_background ()
		1582	{
		1583	if (update_background_ev.is_active ())
		1584	return;
		1585
		1586	bgPixmap.invalidate ();
		1587
		1588	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1589
		1590	if (to_wait <= 0.)
		1591	bgPixmap.render ();
		1592	else
		1593	update_background_ev.start (to_wait);
		1594	}
		1595
		1596	void
		1597	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1598	{
		1599	make_current ();
		1600
		1601	update_background_ev.stop ();
		1602	bgPixmap.render ();
		1603	refresh_check ();
		1604	}
		1605
		1606	#endif /* HAVE_BG_PIXMAP */
1256		1607
1257	/*----------------------- end-of-file (C source) -----------------------*/	1608	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines