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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.15 by pcg, Thu Dec 18 05:45:11 2003 UTC vs.
Revision 1.117 by root, Mon Nov 29 01:20:42 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.15 2003/12/18 05:45:11 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) 2003-2004 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.
…		…
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#include <cstring>	47	#include <cstring>
48		48
		49	vector<rxvt_term *> rxvt_term::termlist;
		50
49	static char curlocale[128];	51	static char curlocale[128];
50		52
51	void	53	bool
52	rxvt_set_locale (const char *locale)	54	rxvt_set_locale (const char *locale)
53	{	55	{
54	if (locale && strncmp (locale, curlocale, 128))	56	if (!locale || !strncmp (locale, curlocale, 128))
55	{	57	return false;
		58
56	strncpy (curlocale, locale, 128);	59	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	60	setlocale (LC_CTYPE, curlocale);
		61	return true;
		62	}
		63
		64	#if ENABLE_COMBINING
		65	class rxvt_composite_vec rxvt_composite;
		66
		67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		68	{
		69	compose_char *cc;
		70
		71	// break compose chains, as stupid readline really likes to duplicate
		72	// composing characters for some reason near the end of a line.
		73	cc = (*this)[c1];
		74	while (cc)
58	}	75	{
59	}	76	if (cc->c2 == c2) return c1;
		77	cc = (*this)[cc->c1];
		78	}
60		79
61	void *	80	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	81	for (cc = v.end (); cc-- > v.begin (); )
63	{	82	{
64	void *p = malloc (s);	83	if (cc->c1 == c1 && cc->c2 == c2)
		84	return COMPOSE_LO + (cc - v.begin ());
		85	}
65		86
66	MEMSET (p, 0, s);	87	// allocate a new combination
		88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		89	{
		90	static int seen;
		91
		92	if (!seen++)
		93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		94
		95	return REPLACEMENT_CHAR;
		96	}
		97
		98	v.push_back (compose_char (c1, c2));
		99
		100	return v.size () - 1 + COMPOSE_LO;
		101	}
		102
		103	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		104	{
		105	compose_char *cc = (*this)[c];
		106
		107	if (!cc)
		108	{
		109	if (r) *r = c;
		110	return 1;
		111	}
		112
		113	int len = expand (cc->c1, r);
		114
		115	if (r) r += len;
		116
		117	if (cc->c2 != NOCHAR)
		118	{
		119	len++;
		120	if (r) *r++ = cc->c2;
		121	}
		122
67	return p;	123	return len;
68	}
69		124
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	125	}
		126	#endif
75		127
76	rxvt_term::rxvt_term ()	128	rxvt_term::rxvt_term ()
77	: pty_ev (this, &rxvt_term::pty_cb),	129	:
		130	#if TRANSPARENT
		131	rootwin_ev (this, &rxvt_term::rootwin_cb),
		132	#endif
		133	#ifdef HAVE_SCROLLBARS
		134	scrollbar_ev (this, &rxvt_term::x_cb),
		135	#endif
		136	#ifdef MENUBAR
		137	menubar_ev (this, &rxvt_term::x_cb),
		138	#endif
78	#ifdef CURSOR_BLINK	139	#ifdef CURSOR_BLINK
		140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		141	#endif
		142	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	143	text_blink_ev (this, &rxvt_term::text_blink_cb),
		144	#endif
		145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		147	#endif
		148	#ifdef SELECTION_SCROLLING
		149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		150	#endif
		151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	153	#endif
81	#ifdef POINTER_BLANK	154	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	155	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	156	#endif
		157	#ifdef USE_XIM
		158	im_ev (this, &rxvt_term::im_cb),
		159	#endif
		160	sw_term (this, &rxvt_term::sig_term),
		161	sw_chld (this, &rxvt_term::sig_chld),
		162	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	163	vt_ev (this, &rxvt_term::x_cb),
		164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
85	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
86	check_ev (this, &rxvt_term::check_cb),	167	pty_ev (this, &rxvt_term::pty_cb),
87	incr_ev (this, &rxvt_term::incr_cb)	168	incr_ev (this, &rxvt_term::incr_cb)
88	{	169	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		171
		172	termlist.push_back (this);
90	}	173	}
91		174
92	rxvt_term::~rxvt_term ()	175	rxvt_term::~rxvt_term ()
93	{	176	{
		177	termlist.erase (find (termlist.begin (), termlist.end(), this));
		178
		179	if (cmd_pid)
		180	kill (-cmd_pid, SIGHUP);
		181
		182	pty.put ();
		183
		184	#ifdef UTMP_SUPPORT
		185	privileged_utmp (RESTORE);
		186	#endif
		187
		188	#if ENABLE_STYLES
		189	for (int i = RS_styleCount; --i; )
		190	if (TermWin.fontset[i] != TermWin.fontset[0])
		191	delete TermWin.fontset[i];
		192	#endif
		193	delete TermWin.fontset[0];
		194
		195	if (display)
		196	{
		197	selection_clear ();
		198
		199	#ifdef USE_XIM
		200	im_destroy ();
		201	#endif
		202	#ifdef MENUBAR
		203	if (menubarGC) XFreeGC (display->display, menubarGC);
		204	#endif
		205	#ifdef XTERM_SCROLLBAR
		206	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		207	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		208	#endif
		209	#ifdef PLAIN_SCROLLBAR
		210	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		211	#endif
		212	#ifdef NEXT_SCROLLBAR
		213	if (blackGC) XFreeGC (display->display, blackGC);
		214	if (whiteGC) XFreeGC (display->display, whiteGC);
		215	if (grayGC) XFreeGC (display->display, grayGC);
		216	if (darkGC) XFreeGC (display->display, darkGC);
		217	if (stippleGC) XFreeGC (display->display, stippleGC);
		218	if (dimple) XFreePixmap (display->display, dimple);
		219	if (upArrow) XFreePixmap (display->display, upArrow);
		220	if (downArrow) XFreePixmap (display->display, downArrow);
		221	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		222	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		223	#endif
		224	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		225	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		226	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		227	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		228	#endif
		229	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		230
		231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		232	delete menuBar.drawable;
		233	//if (menuBar.win)
		234	// XDestroyWindow (display->display, menuBar.win);
		235	#endif
		236	delete TermWin.drawable;
		237	// destroy all windows
		238	if (TermWin.parent[0])
		239	XDestroyWindow (display->display, TermWin.parent[0]);
		240	}
		241
		242	// TODO: free pixcolours, colours should become part of rxvt_display
		243
		244	delete pix_colors_focused;
		245	#ifdef OFF_FOCUS_FADING
		246	delete pix_colors_unfocused;
		247	#endif
		248
		249	displays.put (display);
		250
94	scr_release ();	251	scr_release ();
95		252
		253	/* clear all resources */
		254	for (int i = 0; i < allocated.size (); i++)
		255	free (allocated[i]);
		256
		257	free (selection.text);
		258	// TODO: manage env vars in child only(!)
		259	free (env_windowid);
		260	free (env_display);
		261	free (env_term);
		262	free (env_colorfgbg);
96	free (locale);	263	free (locale);
		264	#if 0
97	free (codeset);	265	free (codeset);
98
99	#ifndef NO_SETOWNER_TTYDEV
100	rxvt_privileged_ttydev (this, RESTORE);
101	#endif	266	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		267
113	if (cmd_fd >= 0)	268	delete envv;
114	close (cmd_fd);	269	delete argv;
115
116	if (Xfd >= 0)
117	XCloseDisplay (Xdisplay);
118
119	delete PixColors;
120	}	270	}
121		271
122	void	272	void
123	rxvt_term::destroy ()	273	rxvt_term::destroy ()
124	{	274	{
		275	if (destroy_ev.active)
		276	return;
		277
		278	#if ENABLE_OVERLAY
		279	scr_overlay_off ();
		280	#endif
		281
		282	if (display)
		283	{
		284	#if USE_XIM
		285	im_ev.stop (display);
		286	#endif
		287	#if HAVE_SCROLLBARS
		288	scrollbar_ev.stop (display);
		289	#endif
		290	#if MENUBAR
		291	menubar_ev.stop (display);
		292	#endif
		293	#if TRANSPARENT
		294	rootwin_ev.stop (display);
		295	#endif
		296	incr_ev.stop ();
		297	termwin_ev.stop (display);
		298	vt_ev.stop (display);
		299	}
		300
125	check_ev.stop ();	301	check_ev.stop ();
126	pty_ev.stop ();	302	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	303	#ifdef CURSOR_BLINK
		304	cursor_blink_ev.stop ();
		305	#endif
		306	#ifdef TEXT_BLINK
129	blink_ev.stop ();	307	text_blink_ev.stop ();
		308	#endif
		309	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		310	cont_scroll_ev.stop ();
		311	#endif
		312	#ifdef SELECTION_SCROLLING
		313	sel_scroll_ev.stop ();
130	#endif	314	#endif
131	#ifdef POINTER_BLANK	315	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	316	pointer_ev.stop ();
133	#endif	317	#endif
134		318
…		…
142		326
143	delete this;	327	delete this;
144	}	328	}
145		329
146	/*----------------------------------------------------------------------*/	330	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */	331	/* rxvt_init () */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool	332	bool
195	rxvt_term::init (int argc, const char *const *argv)	333	rxvt_term::init (int argc, const char *const *argv)
		334	{
		335	SET_R (this);
		336
		337	if (!init_vars ())
		338	return false;
		339
		340	init_secondary ();
		341
		342	const char **cmd_argv = init_resources (argc, argv);
		343
		344	set_locale ("");
		345
		346	#if MENUBAR_MAX
		347	menubar_read (rs[Rs_menu]);
		348	#endif
		349	#ifdef HAVE_SCROLLBARS
		350	if (options & Opt_scrollBar)
		351	scrollBar.setIdle (); /* set existence for size calculations */
		352	#endif
		353
		354	create_windows (argc, argv);
		355
		356	init_xlocale ();
		357
		358	scr_reset (); /* initialize screen */
		359
		360	#if 0
		361	XSynchronize (display->display, True);
		362	#endif
		363
		364	#ifdef HAVE_SCROLLBARS
		365	if (options & Opt_scrollBar)
		366	resize_scrollbar (); /* create and map scrollbar */
		367	#endif
		368	#if (MENUBAR_MAX)
		369	if (menubar_visible ())
		370	XMapWindow (display->display, menuBar.win);
		371	#endif
		372	#ifdef TRANSPARENT
		373	if (options & Opt_transparent)
		374	{
		375	XSelectInput (display->display, display->root, PropertyChangeMask);
		376	check_our_parents ();
		377	rootwin_ev.start (display, display->root);
		378	}
		379	#endif
		380
		381	XMapWindow (display->display, TermWin.vt);
		382	XMapWindow (display->display, TermWin.parent[0]);
		383
		384	set_colorfgbg ();
		385
		386	init_command (cmd_argv);
		387
		388	pty_ev.start (pty.pty, EVENT_READ);
		389
		390	check_ev.start ();
		391
		392	return true;
		393	}
		394
		395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		396
		397	void
		398	rxvt_init ()
196	{	399	{
197	/*	400	/*
198	* Save and then give up any super-user privileges	401	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.	402	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:	403	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems	404	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems	405	* 2. chown tty on some systems
203	*/	406	*/
204	rxvt_privileges (this, SAVE);	407	rxvt_privileges (SAVE);
205	rxvt_privileges (this, IGNORE);	408	rxvt_privileges (IGNORE);
206		409
207	#if HAVE_XSETLOCALE || HAVE_SETLOCALE	410	signal (SIGHUP, SIG_IGN);
208	locale = strdup (setlocale (LC_CTYPE, ""));	411	signal (SIGPIPE, SIG_IGN);
209	#endif
210	#if HAVE_NL_LANGINFO
211	codeset = strdup (nl_langinfo (CODESET));
212	#endif
213		412
214	init_secondary ();	413	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		414	/* signal (SIGURG, SIG_DFL); */
215		415
216	const char **cmd_argv = init_resources (argc, argv);	416	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
217		417	// TODO: handle this with exceptions and tolerate the memory loss
218	#if (MENUBAR_MAX)	418	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
219	rxvt_menubar_read (this, rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	rxvt_Create_Windows (this, argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	rxvt_Gr_reset (this); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	rxvt_check_our_parents (this);
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}	419	}
271		420
272	/* ------------------------------------------------------------------------- *	421	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *	422	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */	423	* ------------------------------------------------------------------------- */
275	/*	424	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died	425	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/	426	*/
278	/* ARGSUSED */	427
279	/* EXTPROTO */	428	void
280	RETSIGTYPE	429	rxvt_term::sig_chld (sig_watcher &w)
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{	430	{
283	int pid, save_errno = errno;	431	// we are being called for every SIGCHLD, not just ours
		432	int pid;
		433
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	434	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
285	;	435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
286	errno = save_errno;
287
288	#if 0
289	if (pid == R->cmd_pid)	436	if (pid == (*t)->cmd_pid)
290	exit (EXIT_SUCCESS);	437	{
291	#endif
292	}
293
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* INTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	dR;
316
317	if (R->allowedxerror == -1)
318	R->allowedxerror = event->error_code;
319	else
320	{
321	rxvt_print_error("XError: Request: %d . %d, Error: %d",
322	event->request_code, event->minor_code,
323	event->error_code);
324
325	R->destroy ();	438	(*t)->destroy ();
326	}	439	break;
327		440	}
328	return 0;
329	}	441	}
330		442
331	/*----------------------------------------------------------------------*/	443	/*----------------------------------------------------------------------*/
332	/*	444	/*
333	* Exit gracefully, clearing the utmp entry and restoring tty attributes	445	* Exit gracefully, clearing the utmp entry and restoring tty attributes
334	* TODO: if debugging, this should free up any known resources if we can	446	* TODO: if debugging, this should free up any known resources if we can
335	*/	447	*/
		448	void
		449	rxvt_destroy_all ()
		450	{
		451	// TODO: rxvtd should clean up all ressources
		452	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		453	(*t)->destroy ();
		454	}
		455
		456	/*
		457	* Catch a fatal signal and tidy up before quitting
		458	*/
		459	void
		460	rxvt_term::sig_term (sig_watcher &w)
		461	{
		462	#ifdef DEBUG_CMD
		463	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		464	#endif
		465	rxvt_destroy_all ();
		466	signal (w.signum, SIG_DFL);
		467	kill (getpid (), w.signum);
		468	}
		469
336	/* EXTPROTO */	470	/* INTPROTO */
337	void	471	int
338	rxvt_clean_exit ()	472	rxvt_xerror_handler (Display *display, XErrorEvent *event)
339	{	473	{
340	dR;	474	if (GET_R->allowedxerror == -1)
341		475	GET_R->allowedxerror = event->error_code;
		476	else
		477	{
		478	old_xerror_handler (display, event);
342	R->destroy ();	479	GET_R->destroy ();
		480	}
		481
		482	return 0;
343	}	483	}
344		484
345	/* ------------------------------------------------------------------------- *	485	/* ------------------------------------------------------------------------- *
346	* MEMORY ALLOCATION WRAPPERS *	486	* MEMORY ALLOCATION WRAPPERS *
347	* ------------------------------------------------------------------------- */	487	* ------------------------------------------------------------------------- */
		488	void *
		489	rxvt_malloc (size_t size)
		490	{
		491	void *p = malloc (size);
		492
		493	if (!p)
		494	rxvt_fatal ("memory allocation failure. aborting.\n");
		495
		496	return p;
		497	}
		498
348	/* EXTPROTO */	499	/* INTPROTO */
349	void *	500	void *
350	rxvt_malloc(size_t size)	501	rxvt_calloc (size_t number, size_t size)
351	{	502	{
352	void *p;	503	void *p = calloc (number, size);
353		504
354	p = malloc(size);
355	if (p)	505	if (!p)
		506	rxvt_fatal ("memory allocation failure. aborting.\n");
		507
356	return p;	508	return p;
357
358	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
359	rxvt_clean_exit();
360	exit(EXIT_FAILURE);
361	/* NOTREACHED */
362	}	509	}
363		510
364	/* EXTPROTO */	511	/* INTPROTO */
365	void *	512	void *
366	rxvt_calloc(size_t number, size_t size)
367	{
368	void *p;
369
370	p = calloc(number, size);
371	if (p)
372	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}
379
380	/* EXTPROTO */
381	void *
382	rxvt_realloc(void *ptr, size_t size)	513	rxvt_realloc (void *ptr, size_t size)
383	{	514	{
384	void *p;
385
386	if (ptr)
387	p = realloc(ptr, size);	515	void *p = realloc (ptr, size);
388	else	516
389	p = malloc(size);
390	if (p)	517	if (!p)
		518	rxvt_fatal ("memory allocation failure. aborting.\n");
		519
391	return p;	520	return p;
392
393	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
394	rxvt_clean_exit();
395	exit(EXIT_FAILURE);
396	/* NOTREACHED */
397	}	521	}
398		522
399	/* ------------------------------------------------------------------------- *	523	/* ------------------------------------------------------------------------- *
400	* PRIVILEGED OPERATIONS *	524	* PRIVILEGED OPERATIONS *
401	* ------------------------------------------------------------------------- */	525	* ------------------------------------------------------------------------- */
402	/* take care of suid/sgid super-user (root) privileges */	526	/* take care of suid/sgid super-user (root) privileges */
403	/* INTPROTO */
404	void	527	void
405	rxvt_privileges(pR_ int mode)	528	rxvt_privileges (rxvt_privaction action)
406	{	529	{
		530	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		531	static uid_t euid;
		532	static gid_t egid;
		533	#endif
		534
407	#if ! defined(__CYGWIN32__)	535	#if ! defined(__CYGWIN32__)
408	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	536	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
409	/* setreuid() is the poor man's setuid(), seteuid() */	537	/* setreuid () is the poor man's setuid (), seteuid () */
410	# define seteuid(a) setreuid(-1, (a))	538	# define seteuid(a) setreuid(-1, (a))
411	# define setegid(a) setregid(-1, (a))	539	# define setegid(a) setregid(-1, (a))
412	# define HAVE_SETEUID	540	# define HAVE_SETEUID
413	# endif	541	# endif
414	# ifdef HAVE_SETEUID	542	# ifdef HAVE_SETEUID
415	switch (mode) {	543	switch (action)
		544	{
416	case IGNORE:	545	case IGNORE:
417	/*	546	/*
418	* change effective uid/gid - not real uid/gid - so we can switch	547	* change effective uid/gid - not real uid/gid - so we can switch
419	* back to root later, as required	548	* back to root later, as required
420	*/	549	*/
421	seteuid(getuid());	550	seteuid (getuid ());
422	setegid(getgid());	551	setegid (getgid ());
423	break;	552	break;
424	case SAVE:	553	case SAVE:
425	R->euid = geteuid();	554	euid = geteuid ();
426	R->egid = getegid();	555	egid = getegid ();
427	break;	556	break;
428	case RESTORE:	557	case RESTORE:
429	seteuid(R->euid);	558	seteuid (euid);
430	setegid(R->egid);	559	setegid (egid);
431	break;	560	break;
432	}	561	}
433	# else	562	# else
434	switch (mode) {	563	switch (action)
		564	{
435	case IGNORE:	565	case IGNORE:
436	setuid(getuid());	566	setuid (getuid ());
437	setgid(getgid());	567	setgid (getgid ());
438	/* FALLTHROUGH */	568	/* FALLTHROUGH */
439	case SAVE:	569	case SAVE:
440	/* FALLTHROUGH */	570	/* FALLTHROUGH */
441	case RESTORE:	571	case RESTORE:
442	break;	572	break;
443	}	573	}
444	# endif	574	# endif
445	#endif	575	#endif
446	}	576	}
447		577
448	#ifdef UTMP_SUPPORT	578	#ifdef UTMP_SUPPORT
449	/* EXTPROTO */
450	void	579	void
451	rxvt_privileged_utmp(pR_ char action)	580	rxvt_term::privileged_utmp (rxvt_privaction action)
452	{	581	{
453	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
454	action, R->next_utmp_action, getpid()));
455	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
456	|| (R->Options & Opt_utmpInhibit)	582	if ((options & Opt_utmpInhibit)
457	|| R->ttydev == NULL || *R->ttydev == '\0')	583	|| !pty.name || !*pty.name)
458	return;	584	return;
459		585
460	rxvt_privileges(aR_ RESTORE);	586	rxvt_privileges (RESTORE);
		587
461	if (action == SAVE) {	588	if (action == SAVE)
462	R->next_utmp_action = RESTORE;	589	makeutent (pty.name, rs[Rs_display_name]);
463	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	590	else
464	} else { /* action == RESTORE */	591	cleanutent ();
465	R->next_utmp_action = IGNORE;	592
466	rxvt_cleanutent(aR);
467	}
468	rxvt_privileges(aR_ IGNORE);	593	rxvt_privileges (IGNORE);
469	}
470	#endif
471
472	#ifndef NO_SETOWNER_TTYDEV
473	/* EXTPROTO */
474	void
475	rxvt_privileged_ttydev(pR_ char action)
476	{
477	D_MAIN((stderr,
478	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
479	action, R->next_tty_action, getpid()));
480	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
481	|| R->ttydev == NULL || *R->ttydev == '\0')
482	return;
483
484	rxvt_privileges(aR_ RESTORE);
485
486	if (action == SAVE) {
487	R->next_tty_action = RESTORE;
488	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
489	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
490	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
491	R->next_tty_action = IGNORE;
492	else
493	# endif
494	{
495	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
496	chmod(R->ttydev, R->ttymode);
497	# ifdef HAVE_REVOKE
498	revoke(R->ttydev);
499	# endif
500	}
501	} else { /* action == RESTORE */
502	R->next_tty_action = IGNORE;
503	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
504	chmod(R->ttydev, R->ttyfd_stat.st_mode);
505	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
506	# else
507	chmod(R->ttydev,
508	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
509	chown(R->ttydev, 0, 0);
510	# endif
511	}
512
513	rxvt_privileges(aR_ IGNORE);
514
515	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
516	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
517	action == RESTORE ? "Restoring" : (action ==
518	SAVE ? "Saving" :
519	"UNKNOWN ERROR for"), R->ttydev,
520	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
521	R->ttyfd_stat.st_gid));
522	# endif
523	}	594	}
524	#endif	595	#endif
525		596
526	/*----------------------------------------------------------------------*/	597	/*----------------------------------------------------------------------*/
527	/*	598	/*
528	* window size/position calculcations for XSizeHint and other storage.	599	* window size/position calculcations for XSizeHint and other storage.
529	* if width/height are non-zero then override calculated width/height	600	* if width/height are non-zero then override calculated width/height
530	*/	601	*/
531	/* EXTPROTO */
532	void	602	void
533	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	603	rxvt_term::window_calc (unsigned int width, unsigned int height)
534	{	604	{
535	short recalc_x, recalc_y;	605	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	606	int x, y, sb_w, mb_h, flags;
537	unsigned int w, h;	607	unsigned int w, h;
538	unsigned int max_width, max_height;	608	unsigned int max_width, max_height;
539		609
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	610	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	611	TermWin.ncol, TermWin.nrow, szHint.width,
542	R->szHint.height));	612	szHint.height));
543	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	613	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	R->szHint.win_gravity = NorthWestGravity;	614	szHint.win_gravity = NorthWestGravity;
545	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	615	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		616
547	recalc_x = recalc_y = 0;	617	recalc_x = recalc_y = 0;
548	flags = 0;	618	flags = 0;
549	if (!R->parsed_geometry) {	619	if (!parsed_geometry)
		620	{
550	R->parsed_geometry = 1;	621	parsed_geometry = 1;
551	if (R->rs[Rs_geometry])	622	if (rs[Rs_geometry])
552	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	623	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
553	if (flags & WidthValue) {	624	if (flags & WidthValue)
		625	{
554	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	626	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
555	R->szHint.flags |= USSize;	627	szHint.flags |= USSize;
556	}	628	}
557	if (flags & HeightValue) {	629	if (flags & HeightValue)
		630	{
558	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	631	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
559	R->szHint.flags |= USSize;	632	szHint.flags |= USSize;
560	}	633	}
561	if (flags & XValue) {	634	if (flags & XValue)
		635	{
562	R->szHint.x = x;	636	szHint.x = x;
563	R->szHint.flags |= USPosition;	637	szHint.flags |= USPosition;
564	if (flags & XNegative) {	638	if (flags & XNegative)
		639	{
565	recalc_x = 1;	640	recalc_x = 1;
566	R->szHint.win_gravity = NorthEastGravity;	641	szHint.win_gravity = NorthEastGravity;
567	}	642	}
568	}	643	}
569	if (flags & YValue) {	644	if (flags & YValue)
		645	{
570	R->szHint.y = y;	646	szHint.y = y;
571	R->szHint.flags |= USPosition;	647	szHint.flags |= USPosition;
572	if (flags & YNegative) {	648	if (flags & YNegative)
		649	{
573	recalc_y = 1;	650	recalc_y = 1;
574	if (R->szHint.win_gravity == NorthEastGravity)	651	if (szHint.win_gravity == NorthEastGravity)
575	R->szHint.win_gravity = SouthEastGravity;	652	szHint.win_gravity = SouthEastGravity;
576	else	653	else
577	R->szHint.win_gravity = SouthWestGravity;	654	szHint.win_gravity = SouthWestGravity;
578	}	655	}
579	}	656	}
580	}	657	}
		658
581	/* TODO: BOUNDS */	659	/* TODO: BOUNDS */
582	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	660	TermWin.width = TermWin.ncol * TermWin.fwidth;
583	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	661	TermWin.height = TermWin.nrow * TermWin.fheight;
584	max_width = MAX_COLS * R->TermWin.fwidth;	662	max_width = MAX_COLS * TermWin.fwidth;
585	max_height = MAX_ROWS * R->TermWin.fheight;	663	max_height = MAX_ROWS * TermWin.fheight;
586		664
587	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	665	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
588		666
589	sb_w = mb_h = 0;	667	sb_w = mb_h = 0;
590	R->window_vt_x = R->window_vt_y = 0;	668	window_vt_x = window_vt_y = TermWin.int_bwidth;
		669
591	if (scrollbar_visible(R)) {	670	if (scrollbar_visible ())
		671	{
592	sb_w = scrollbar_TotalWidth();	672	sb_w = scrollbar_TotalWidth ();
593	R->szHint.base_width += sb_w;	673	szHint.base_width += sb_w;
594	if (!(R->Options & Opt_scrollBar_right))	674	if (!(options & Opt_scrollBar_right))
595	R->window_vt_x = sb_w;	675	window_vt_x += sb_w;
596	}	676	}
		677
597	if (menubar_visible(R)) {	678	if (menubar_visible ())
		679	{
598	mb_h = menuBar_TotalHeight();	680	mb_h = menuBar_TotalHeight ();
599	R->szHint.base_height += mb_h;	681	szHint.base_height += mb_h;
600	R->window_vt_y = mb_h;	682	window_vt_y += mb_h;
601	}	683	}
		684
602	R->szHint.width_inc = R->TermWin.fwidth;	685	szHint.width_inc = TermWin.fwidth;
603	R->szHint.height_inc = R->TermWin.fheight;	686	szHint.height_inc = TermWin.fheight;
604	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	687	szHint.min_width = szHint.base_width + szHint.width_inc;
605	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	688	szHint.min_height = szHint.base_height + szHint.height_inc;
606		689
607	if (width && width - R->szHint.base_width < max_width) {	690	if (width && width - szHint.base_width < max_width)
		691	{
608	R->szHint.width = width;	692	szHint.width = width;
609	R->TermWin.width = width - R->szHint.base_width;	693	TermWin.width = width - szHint.base_width;
610	} else {	694	}
		695	else
		696	{
611	MIN_IT(R->TermWin.width, max_width);	697	MIN_IT (TermWin.width, max_width);
612	R->szHint.width = R->szHint.base_width + R->TermWin.width;	698	szHint.width = szHint.base_width + TermWin.width;
613	}	699	}
		700
614	if (height && height - R->szHint.base_height < max_height) {	701	if (height && height - szHint.base_height < max_height)
		702	{
615	R->szHint.height = height;	703	szHint.height = height;
616	R->TermWin.height = height - R->szHint.base_height;	704	TermWin.height = height - szHint.base_height;
617	} else {	705	}
		706	else
		707	{
618	MIN_IT(R->TermWin.height, max_height);	708	MIN_IT (TermWin.height, max_height);
619	R->szHint.height = R->szHint.base_height + R->TermWin.height;	709	szHint.height = szHint.base_height + TermWin.height;
620	}	710	}
		711
621	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	712	if (scrollbar_visible () && (options & Opt_scrollBar_right))
622	R->window_sb_x = R->szHint.width - sb_w;	713	window_sb_x = szHint.width - sb_w;
623		714
624	if (recalc_x)	715	if (recalc_x)
625	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	716	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
626	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	717	- szHint.width - 2 * TermWin.ext_bwidth);
627	if (recalc_y)	718	if (recalc_y)
628	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	719	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
629	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	720	- szHint.height - 2 * TermWin.ext_bwidth);
630		721
631	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	722	TermWin.ncol = TermWin.width / TermWin.fwidth;
632	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	723	TermWin.nrow = TermWin.height / TermWin.fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	724	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	725	TermWin.ncol, TermWin.nrow, szHint.width,
635	R->szHint.height));	726	szHint.height));
636	return;	727	return;
637	}	728	}
638		729
639	/*----------------------------------------------------------------------*/	730	/*----------------------------------------------------------------------*/
640	/*	731	/*
641	* Tell the teletype handler what size the window is.	732	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	733	* Called after a window size change.
643	*/	734	*/
644	void	735	void
645	rxvt_term::tt_winch ()	736	rxvt_term::tt_winch ()
646	{	737	{
647	struct winsize ws;	738	if (pty.pty < 0)
648
649	if (cmd_fd < 0)
650	return;	739	return;
		740
		741	struct winsize ws;
651		742
652	ws.ws_col = TermWin.ncol;	743	ws.ws_col = TermWin.ncol;
653	ws.ws_row = TermWin.nrow;	744	ws.ws_row = TermWin.nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	745	ws.ws_xpixel = TermWin.width;
655	#ifndef DEBUG_SIZE	746	ws.ws_ypixel = TermWin.height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	747	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
657	#else	748
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	749	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	750	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	751	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	752	kill (cmd_pid, SIGWINCH);
663	# endif
664	#endif	753	#endif
665	}	754	}
666		755
667	/*----------------------------------------------------------------------*/	756	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	757	/* set_fonts () - load and set the various fonts
669	/*	758	/*
670	* init = 1 - initialize	759	* init = 1 - initialize
671	*	760	*
672	* fontname == FONT_UP - switch to bigger font	761	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	762	* fontname == FONT_DN - switch to smaller font
674	*/	763	*/
675	/* EXTPROTO */	764	bool
676	void	765	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	766	{
679	}	767	rxvt_fontset *fs = new rxvt_fontset (this);
		768	rxvt_fontprop prop;
680		769
681	/* INTPROTO */	770	if (!fs
682	void	771	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683	rxvt_font_up_down(pR_ int n, int direction)	772	|| !fs->realize_font (1))
684	{	773	{
		774	delete fs;
		775	return false;
		776	}
		777
		778	#if ENABLE_STYLES
		779	for (int i = RS_styleCount; --i; )
		780	if (TermWin.fontset[i] != TermWin.fontset[0])
		781	delete TermWin.fontset[i];
		782	#endif
		783
		784	delete TermWin.fontset[0];
		785	TermWin.fontset[0] = fs;
		786
		787	prop = (*fs)[1]->properties ();
		788	fs->set_prop (prop);
		789
		790	TermWin.fwidth = prop.width;
		791	TermWin.fheight = prop.height;
		792	TermWin.fweight = prop.weight;
		793	TermWin.fslant = prop.slant;
		794	TermWin.fbase = (*fs)[1]->ascent;
		795
		796	for (int style = 1; style < 4; style++)
		797	{
		798	#if ENABLE_STYLES
		799	const char *res = rs[Rs_font + style];
		800
		801	if (res && !*res)
		802	TermWin.fontset[style] = TermWin.fontset[0];
		803	else
		804	{
		805	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		806	rxvt_fontprop prop2 = prop;
		807
		808	if (res)
		809	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		810	else
		811	{
		812	res = TermWin.fontset[0]->fontdesc;
		813
		814	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		815	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		816	}
		817
		818	fs->populate (res);
		819	fs->set_prop (prop2);
		820	}
		821	#else
		822	TermWin.fontset[style] = TermWin.fontset[0];
		823	#endif
		824	}
		825
		826	if (TermWin.parent[0])
		827	{
		828	resize_all_windows (0, 0, 0);
		829	scr_remap_chars ();
		830	scr_touch (true);
		831	}
		832
		833	return true;
685	}	834	}
686		835
687	/*----------------------------------------------------------------------*/	836	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	837	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	838	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	839	void
692	rxvt_set_title(pR_ const char *str)	840	rxvt_term::set_title (const char *str)
693	{	841	{
694	#ifndef SMART_WINDOW_TITLE	842	#ifdef SMART_WINDOW_TITLE
		843	char *name;
		844
		845	if (!XFetchName (display->display, TermWin.parent[0], &name))
		846	name = NULL;
		847
		848	if (name == NULL || strcmp (name, str))
		849	#endif
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	850	XStoreName (display->display, TermWin.parent[0], str);
		851
		852	#ifdef SMART_WINDOW_TITLE
		853	if (name)
		854	XFree (name);
		855	#endif
		856	}
		857
		858	void
		859	rxvt_term::set_icon_name (const char *str)
		860	{
		861	#ifdef SMART_WINDOW_TITLE
		862	char *name;
		863
		864	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		865	name = NULL;
		866
		867	if (name == NULL || strcmp (name, str))
		868	#endif
		869	XSetIconName (display->display, TermWin.parent[0], str);
		870
		871	#ifdef SMART_WINDOW_TITLE
		872	if (name)
		873	XFree (name);
		874	#endif
		875	}
		876
		877	#ifdef XTERM_COLOR_CHANGE
		878	void
		879	rxvt_term::set_window_color (int idx, const char *color)
		880	{
		881	rxvt_color xcol;
		882	int i;
		883
		884	if (color == NULL || *color == '\0')
		885	return;
		886
		887	/* handle color aliases */
		888	if (isdigit (*color))
		889	{
		890	i = atoi (color);
		891	if (i >= 8 && i <= 15)
		892	{ /* bright colors */
		893	i -= 8;
		894	# ifndef NO_BRIGHTCOLOR
		895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		896	SET_PIXCOLOR (idx);
		897	goto Done;
		898	# endif
		899
		900	}
		901	if (i >= 0 && i <= 7)
		902	{ /* normal colors */
		903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		904	SET_PIXCOLOR (idx);
		905	goto Done;
		906	}
		907	}
		908
		909	if (!rXParseAllocColor (& xcol, color))
		910	return;
		911
		912	/* XStoreColor (display->display, display->cmap, XColor*); */
		913
		914	/*
		915	* FIXME: should free colors here, but no idea how to do it so instead,
		916	* so just keep gobbling up the colormap
		917	*/
		918	# if 0
		919	for (i = Color_Black; i <= Color_White; i++)
		920	if (pix_colors[idx] == pix_colors[i])
		921	break;
		922	if (i > Color_White)
		923	{
		924	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		925	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		926	DisplayPlanes (display->display, display->screen));
		927	}
		928	# endif
		929
		930	pix_colors_focused[idx] = xcol;
		931	SET_PIXCOLOR (idx);
		932
		933	/* XSetWindowAttributes attr; */
		934	/* Cursor cursor; */
		935	Done:
		936	#ifdef OFF_FOCUS_FADING
		937	if (rs[Rs_fade])
		938	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		939	#endif
		940
		941	/*TODO: handle Color_BD, scrollbar background, etc. */
		942
		943	recolour_cursor ();
		944	scr_recolour ();
		945	}
		946
696	#else	947	#else
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif
706	}
707
708	/* EXTPROTO */
709	void
710	rxvt_set_iconName(pR_ const char *str)
711	{
712	#ifndef SMART_WINDOW_TITLE
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
714	#else
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif
724	}
725
726	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;
732	int i;
733
734	if (color == NULL || *color == '\0')
735	return;
736
737	/* handle color aliases */
738	if (isdigit(*color)) {
739	i = atoi(color);
740	if (i >= 8 && i <= 15) { /* bright colors */
741	i -= 8;
742	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;
746	# endif
747	}
748	if (i >= 0 && i <= 7) { /* normal colors */
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];
750	SET_PIXCOLOR(R, idx);
751	goto Done;
752	}
753	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757
758	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap
761	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772
773	R->PixColors[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775
776	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */
778	Done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */
784
785	rxvt_set_colorfgbg (aR);
786	R->recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */
788	rxvt_scr_poweron (aR);
789	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	948	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	949	#endif /* XTERM_COLOR_CHANGE */
794		950
795	void	951	void
796	rxvt_term::recolour_cursor ()	952	rxvt_term::recolour_cursor ()
797	{	953	{
798	#if TODO
799	rxvt_color xcol[2];	954	XColor xcol[2];
800		955
801	xcol[0] = PixColors[Color_pointer];	956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	957	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	958	: pix_colors_focused[Color_fg];
		959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		960	? pix_colors_focused[Color_pointer_bg]
		961	: pix_colors_focused[Color_bg];
		962
		963	XQueryColors (display->display, display->cmap, xcol, 2);
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805	#endif
806	}	965	}
807		966
808	/*----------------------------------------------------------------------*/	967	/*----------------------------------------------------------------------*/
809	/*	968	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	969	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	970	*/
812	/* INTPROTO */
813	void	971	void
814	rxvt_set_colorfgbg(pR)	972	rxvt_term::set_colorfgbg ()
815	{	973	{
816	unsigned int i;	974	unsigned int i;
817	const char *xpmb = "\0";	975	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		977
820	R->env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");	979	strcpy (fstr, "default");
823	STRCPY(bstr, "default");	980	strcpy (bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	981	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	982	if (pix_colors[Color_fg] == pix_colors[i])
		983	{
826	sprintf(fstr, "%d", (i - Color_Black));	984	sprintf (fstr, "%d", (i - Color_Black));
827	break;	985	break;
828	}	986	}
		987
829	for (i = Color_Black; i <= Color_White; i++)	988	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	989	if (pix_colors[Color_bg] == pix_colors[i])
		990	{
831	sprintf(bstr, "%d", (i - Color_Black));	991	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	992	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	993	xpmb = "default;";
834	#endif	994	#endif
835	break;	995	break;
836	}	996	}
		997
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	999	}
850		1000
851	/*----------------------------------------------------------------------*/	1001	/*----------------------------------------------------------------------*/
852	/*	1002	/*
853	* Colour determination for low colour displays, routine from	1003	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>	1004	* Hans de Goede <hans@highrise.nl>
855	*/	1005	*/
856		1006
857	/* EXTPROTO */
858	int	1007	int
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860	{	1009	{
861	screen_in_out->set(aR_ colour);
862
863	if (!screen_in_out->set(aR_ colour)) {	1010	if (!screen_in_out->set (display, colour))
864	rxvt_print_error("can't allocate colour: %s", colour);	1011	{
		1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865	return false;	1013	return false;
866	}	1014	}
867		1015
868	return true;	1016	return true;
869	}	1017	}
870		1018
871	/* -------------------------------------------------------------------- *	1019	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1020	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1021	* -------------------------------------------------------------------- */
874	/* EXTPROTO */
875	void	1022	void
876	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1023	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
877	int ignoreparent)
878	{	1024	{
879	int fix_screen;	1025	int fix_screen;
880		1026
881	#ifdef SMART_RESIZE	1027	#ifdef SMART_RESIZE
882	int old_width = R->szHint.width, old_height = R->szHint.height;	1028	int old_width = szHint.width, old_height = szHint.height;
883	#endif	1029	#endif
884		1030
885	rxvt_window_calc(aR_ width, height);	1031	window_calc (width, height);
886	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1033
887	if (!ignoreparent) {	1034	if (!ignoreparent)
		1035	{
888	#ifdef SMART_RESIZE	1036	#ifdef SMART_RESIZE
889	/*	1037	/*
890	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1038	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
891	* reposition window on resize depending on placement on screen	1039	* reposition window on resize depending on placement on screen
892	*/	1040	*/
893	int x, y, x1, y1;	1041	int x, y, x1, y1;
894	int dx, dy;	1042	int dx, dy;
895	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
896	Window unused_cr;	1044	Window unused_cr;
897		1045
898	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
899	0, 0, &x, &y, &unused_cr);	1047	0, 0, &x, &y, &unused_cr);
900	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
901	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
902	/*	1050	/*
903	* if Xroot isn't the parent window, a WM will probably have offset	1051	* if display->root isn't the parent window, a WM will probably have offset
904	* our position for handles and decorations. Counter it	1052	* our position for handles and decorations. Counter it
905	*/	1053	*/
906	if (x1 != x || y1 != y) {	1054	if (x1 != x || y1 != y)
		1055	{
907	x -= x1;	1056	x -= x1;
908	y -= y1;	1057	y -= y1;
909	}	1058	}
910		1059
911	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
912	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
913	dx = old_width - R->szHint.width;	1062	dx = old_width - szHint.width;
914	dy = old_height - R->szHint.height;	1063	dy = old_height - szHint.height;
915		1064
916	/* Check position of the center of the window */	1065	/* Check position of the center of the window */
917	if (x < x1) /* left half */	1066	if (x < x1) /* left half */
918	dx = 0;	1067	dx = 0;
919	else if (x == x1) /* exact center */	1068	else if (x == x1) /* exact center */
920	dx /= 2;	1069	dx /= 2;
921	if (y < y1) /* top half */	1070	if (y < y1) /* top half */
922	dy = 0;	1071	dy = 0;
923	else if (y == y1) /* exact center */	1072	else if (y == y1) /* exact center */
924	dy /= 2;	1073	dy /= 2;
925		1074
926	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
927	R->szHint.width, R->szHint.height);	1076	szHint.width, szHint.height);
928	#else	1077	#else
929	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
930	R->szHint.height);
931	#endif	1079	#endif
932	}	1080	}
933		1081
934	fix_screen = (R->TermWin.ncol != R->prev_ncol	1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
935	|| R->TermWin.nrow != R->prev_nrow);	1083
936	if (fix_screen || width != R->old_width || height != R->old_height) {	1084	if (fix_screen || width != old_width || height != old_height)
		1085	{
937	if (scrollbar_visible(R)) {	1086	if (scrollbar_visible ())
		1087	{
938	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1088	XMoveResizeWindow (display->display, scrollBar.win,
		1089	window_sb_x, 0,
939	0, scrollbar_TotalWidth(), R->szHint.height);	1090	scrollbar_TotalWidth (), szHint.height);
940	rxvt_Resize_scrollBar(aR);	1091	resize_scrollbar ();
941	}	1092	}
		1093
942	if (menubar_visible(R))	1094	if (menubar_visible ())
943	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1095	XMoveResizeWindow (display->display, menuBar.win,
		1096	window_vt_x, 0,
944	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1097	TermWin_TotalWidth (), menuBar_TotalHeight ());
945	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1098
946	R->window_vt_y, TermWin_TotalWidth(),	1099	XMoveResizeWindow (display->display, TermWin.vt,
		1100	window_vt_x, window_vt_y,
947	TermWin_TotalHeight());	1101	TermWin_TotalWidth (), TermWin_TotalHeight ());
948	#ifdef RXVT_GRAPHICS
949	if (R->old_height)
950	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
951	R->old_height - R->szHint.base_height);
952	#endif
953	rxvt_scr_clear(aR);	1102	scr_clear ();
954	#ifdef XPM_BACKGROUND	1103	#ifdef XPM_BACKGROUND
955	rxvt_resize_pixmap(aR);	1104	resize_pixmap ();
956	#endif	1105	#endif
957	}	1106	}
958		1107
959	if (fix_screen || R->old_height == 0) {	1108	if (fix_screen || old_height == 0)
		1109	{
960	int curr_screen = -1;	1110	int curr_screen = -1;
961	uint16_t old_ncol = R->prev_ncol;	1111	int old_ncol = prev_ncol;
962		1112
963	/* scr_reset only works on the primary screen */	1113	/* scr_reset only works on the primary screen */
964	if (R->old_height) /* this is not the first time through */	1114	if (old_height) /* this is not the first time through */
		1115	{
		1116	unsigned int ncol = TermWin.ncol;
		1117	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
965	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1118	curr_screen = scr_change_screen (PRIMARY);
966		1119	TermWin.ncol = ncol;
967	R->scr_reset();
968
969	if (curr_screen >= 0) { /* this is not the first time through */
970	rxvt_scr_change_screen(aR_ curr_screen);
971	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
972	}	1120	}
973	}
974		1121
		1122	scr_reset ();
		1123
		1124	if (curr_screen >= 0) /* this is not the first time through */
		1125	{
		1126	scr_change_screen (curr_screen);
		1127	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1128	}
		1129	}
		1130
975	R->old_width = R->szHint.width;	1131	old_width = szHint.width;
976	R->old_height = R->szHint.height;	1132	old_height = szHint.height;
977		1133
978	#ifdef USE_XIM	1134	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition(aR);	1135	IMSetStatusPosition ();
980	#endif	1136	#endif
981	}	1137	}
982		1138
983	/*	1139	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1140	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1141	* good for toggling 80/132 columns
986	*/	1142	*/
987	/* EXTPROTO */
988	void	1143	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
990	{	1145	{
991	XWindowAttributes wattr;	1146	XWindowAttributes wattr;
992		1147
993	if (width == 0 || height == 0) {	1148	if (width == 0 || height == 0)
		1149	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1150	XGetWindowAttributes (display->display, display->root, &wattr);
995	if (width == 0)	1151	if (width == 0)
996	width = wattr.width - R->szHint.base_width;	1152	width = wattr.width - szHint.base_width;
997	if (height == 0)	1153	if (height == 0)
998	height = wattr.height - R->szHint.base_height;	1154	height = wattr.height - szHint.base_height;
999	}	1155	}
		1156
1000	if (width != R->TermWin.width || height != R->TermWin.height) {	1157	if (width != TermWin.width || height != TermWin.height)
		1158	{
1001	width += R->szHint.base_width;	1159	width += szHint.base_width;
1002	height += R->szHint.base_height;	1160	height += szHint.base_height;
1003	rxvt_resize_all_windows(aR_ width, height, 0);	1161	resize_all_windows (width, height, 0);
1004	}	1162	}
1005	}	1163	}
1006		1164
1007	/* -------------------------------------------------------------------- *	1165	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1166	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1167	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1168	#ifdef USE_XIM
1011	/* INTPROTO */
1012	void
1013	rxvt_setSize(pR_ XRectangle * size)
1014	{
1015	size->x = R->TermWin.int_bwidth;
1016	size->y = R->TermWin.int_bwidth;
1017	size->width = Width2Pixel(R->TermWin.ncol);
1018	size->height = Height2Pixel(R->TermWin.nrow);
1019	}
1020		1169
1021	/* INTPROTO */
1022	void	1170	void
1023	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1024	{	1172	{
1025	*fg = R->PixColors[Color_fg];	1173	fg = pix_colors[Color_fg];
1026	*bg = R->PixColors[Color_bg];	1174	bg = pix_colors[Color_bg];
		1175	}
		1176
		1177	void
		1178	rxvt_term::im_set_size (XRectangle &size)
		1179	{
		1180	// the int_bwidth terms make no sense to me
		1181	size.x = TermWin.int_bwidth;
		1182	size.y = TermWin.int_bwidth;
		1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1185	}
		1186
		1187	void
		1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1189	XRectangle &status_rect,
		1190	const XRectangle &needed_rect)
		1191	{
		1192	preedit_rect.x = needed_rect.width;
		1193	preedit_rect.y = 0;
		1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1195	preedit_rect.height = TermWin.fheight;
		1196
		1197	status_rect.x = 0;
		1198	status_rect.y = 0;
		1199	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1200	status_rect.height = TermWin.fheight;
1027	}	1201	}
1028		1202
1029	/* Checking whether input method is running. */	1203	/* Checking whether input method is running. */
1030	/* INTPROTO */
1031	Bool	1204	bool
1032	rxvt_IMisRunning(pR)	1205	rxvt_term::IMisRunning ()
1033	{	1206	{
1034	char *p;	1207	char *p;
1035	Atom atom;	1208	Atom atom;
1036	Window win;	1209	Window win;
1037	char server[IMBUFSIZ];	1210	char server[IMBUFSIZ];
1038		1211
1039	/* get current locale modifier */	1212	/* get current locale modifier */
1040	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1214	{
1041	STRCPY(server, "@server=");	1215	strcpy (server, "@server=");
1042	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1217
1043	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1044	*p = '\0';	1219	*p = '\0';
1045		1220
1046	atom = XInternAtom(R->Xdisplay, server, False);	1221	atom = XInternAtom (display->display, server, False);
1047	win = XGetSelectionOwner(R->Xdisplay, atom);	1222	win = XGetSelectionOwner (display->display, atom);
		1223
1048	if (win != None)	1224	if (win != None)
1049	return True;	1225	return True;
1050	}	1226	}
		1227
1051	return False;	1228	return False;
1052	}	1229	}
1053		1230
1054	/* EXTPROTO */
1055	void	1231	void
1056	rxvt_IMSendSpot(pR)	1232	rxvt_term::IMSendSpot ()
1057	{	1233	{
1058	XPoint spot;	1234	XPoint nspot;
1059	XVaNestedList preedit_attr;	1235	XVaNestedList preedit_attr;
1060		1236
1061	if (R->Input_Context == NULL	1237	if (!Input_Context
		1238	|| !TermWin.focus
1062	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1239	|| !(input_style & XIMPreeditPosition))
1063	|| !(R->event_type == KeyPress
1064	|| R->event_type == Expose
1065	|| R->event_type == NoExpose
1066	|| R->event_type == SelectionNotify
1067	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1068	|| !rxvt_IMisRunning(aR))
1069	return;	1240	return;
1070		1241
1071	rxvt_setPosition(aR_ & spot);	1242	im_set_position (nspot);
1072		1243
		1244	if (nspot.x == spot.x && nspot.y == spot.y)
		1245	return;
		1246
		1247	spot = nspot;
		1248
1073	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1249	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1074	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1250	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1075	XFree(preedit_attr);	1251	XFree (preedit_attr);
1076	}	1252	}
1077		1253
1078	/* EXTPROTO */
1079	void	1254	void
1080	rxvt_setTermFontSet(pR_ int idx)	1255	rxvt_term::im_destroy ()
1081	{	1256	{
1082	char *string;	1257	if (input_method)
1083	long length;	1258	{
1084	int success = 0;	1259	if (Input_Context && input_method->xim)
		1260	XDestroyIC (Input_Context);
1085		1261
1086	if (idx < 0 || idx >= MAX_NFONTS)	1262	display->put_xim (input_method);
1087	return;	1263	input_method = 0;
1088	}	1264	}
1089		1265
1090	/* INTPROTO */
1091	void
1092	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1093	XRectangle * needed_rect)
1094	{
1095	int mbh, vtx = 0;
1096
1097	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1098	vtx = scrollbar_TotalWidth();
1099	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1100	mbh -= R->TermWin.lineSpace;
1101
1102	preedit_rect->x = needed_rect->width + vtx;
1103	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1104
1105	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1106	+ vtx;
1107	preedit_rect->height = Height2Pixel(1);
1108
1109	status_rect->x = vtx;
1110	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1111
1112	status_rect->width = needed_rect->width ? needed_rect->width
1113	: Width2Pixel(R->TermWin.ncol + 1);
1114	status_rect->height = Height2Pixel(1);
1115	}
1116
1117	/* ARGSUSED */
1118	/* INTPROTO */
1119	void
1120	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{
1124	dR;
1125
1126	R->Input_Context = NULL;	1266	Input_Context = 0;
1127	/* To avoid Segmentation Fault in C locale: Solaris only? */
1128	if (STRCMP(R->locale, "C"))
1129	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1130	rxvt_IMInstantiateCallback, NULL);
1131	}	1267	}
1132		1268
1133	/*	1269	/*
1134	* X manual pages and include files don't match on some systems:	1270	* Try to open a XIM with the current modifiers, then see if we can
1135	* some think this is an XIDProc and others an XIMProc so we can't	1271	* open a suitable preedit type
1136	* use the first argument - need to update this to be nice for
1137	* both types via some sort of configure detection
1138	*/	1272	*/
1139	/* ARGSUSED */	1273	bool
1140	/* EXTPROTO */	1274	rxvt_term::IM_get_IC (const char *modifiers)
1141	void
1142	rxvt_IMInstantiateCallback(Display * unused
1143	__attribute__ ((unused)), XPointer client_data
1144	__attribute__ ((unused)), XPointer call_data
1145	__attribute__ ((unused)))
1146	{	1275	{
1147	dR;	1276	int i, j, found;
		1277	XIM xim;
		1278	XPoint spot;
		1279	XRectangle rect, status_rect, needed_rect;
		1280	unsigned long fg, bg;
		1281	const char *p;
		1282	char **s;
		1283	XIMStyles *xim_styles;
		1284
		1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1286	return false;
		1287
		1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1289	input_method = display->get_xim (locale, modifiers);
		1290	if (input_method == NULL)
		1291	return false;
		1292
		1293	xim = input_method->xim;
		1294	spot.x = spot.y = -1;
		1295
		1296	xim_styles = NULL;
		1297	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1298	|| !xim_styles || !xim_styles->count_styles)
		1299	{
		1300	im_destroy ();
		1301	return false;
		1302	}
		1303
		1304	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1305
		1306	for (int pi = 0; pi < 2; pi++)
		1307	{
		1308	p = pet[pi];
		1309
		1310	if (!p)
		1311	continue;
		1312
		1313	s = rxvt_splitcommastring (p);
		1314
		1315	for (i = found = 0; !found && s[i]; i++)
		1316	{
		1317	if (!strcmp (s[i], "OverTheSpot"))
		1318	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1319	else if (!strcmp (s[i], "OffTheSpot"))
		1320	input_style = (XIMPreeditArea | XIMStatusArea);
		1321	else if (!strcmp (s[i], "Root"))
		1322	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1323	else if (!strcmp (s[i], "None"))
		1324	input_style = (XIMPreeditNone | XIMStatusNone);
		1325
		1326	for (j = 0; j < xim_styles->count_styles; j++)
		1327	if (input_style == xim_styles->supported_styles[j])
		1328	{
		1329	rxvt_freecommastring (s);
		1330
		1331	found = 1;
		1332	goto foundpet;
		1333	}
		1334
		1335	}
		1336
		1337	rxvt_freecommastring (s);
		1338	}
		1339
		1340	foundpet:
		1341
		1342	XFree (xim_styles);
		1343
		1344	if (!found)
		1345	{
		1346	im_destroy ();
		1347	return false;
		1348	}
		1349
		1350	XFontSet fs = 0;
		1351	XVaNestedList preedit_attr = 0, status_attr = 0;
		1352
		1353	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1354	{
		1355	// fake us a font-set, please
		1356	char **missing_charset_list;
		1357	int missing_charset_count;
		1358	char *def_string;
		1359	char pat[512];
		1360
		1361	sprintf (pat,
		1362	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1367	"*",
		1368	TermWin.fheight,
		1369	TermWin.fheight + 1, TermWin.fheight - 1,
		1370	TermWin.fheight - 2, TermWin.fheight + 2);
		1371
		1372	fs = XCreateFontSet (display->display, pat,
		1373	&missing_charset_list, &missing_charset_count, &def_string);
		1374
		1375	if (missing_charset_list)
		1376	XFreeStringList (missing_charset_list);
		1377
		1378	if (!fs)
		1379	{
		1380	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1381	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1382	}
		1383	}
		1384
		1385	if (input_style & XIMPreeditPosition)
		1386	{
		1387	im_set_size (rect);
		1388	im_set_position (spot);
		1389	im_set_color (fg, bg);
		1390
		1391	preedit_attr = XVaCreateNestedList (0,
		1392	XNForeground, fg,
		1393	XNBackground, bg,
		1394	XNArea, &rect,
		1395	XNSpotLocation, &spot,
		1396	XNFontSet, fs,
		1397	NULL);
		1398	}
		1399	else if (input_style & XIMPreeditArea)
		1400	{
		1401	im_set_color (fg, bg);
		1402
		1403	/*
		1404	* The necessary width of preedit area is unknown
		1405	* until create input context.
		1406	*/
		1407	needed_rect.width = 0;
		1408	im_set_preedit_area (rect, status_rect, needed_rect);
		1409
		1410	preedit_attr = XVaCreateNestedList (0,
		1411	XNForeground, fg,
		1412	XNBackground, bg,
		1413	XNArea, &rect,
		1414	XNFontSet, fs,
		1415	NULL);
		1416	status_attr = XVaCreateNestedList (0,
		1417	XNForeground, fg,
		1418	XNBackground, bg,
		1419	XNArea, &status_rect,
		1420	XNFontSet, fs,
		1421	NULL);
		1422	}
		1423
		1424	Input_Context = XCreateIC (xim,
		1425	XNInputStyle, input_style,
		1426	XNClientWindow, TermWin.vt,
		1427	XNFocusWindow, TermWin.parent[0],
		1428	preedit_attr ? XNPreeditAttributes : NULL,
		1429	preedit_attr,
		1430	status_attr ? XNStatusAttributes : NULL,
		1431	status_attr, NULL);
		1432
		1433	if (preedit_attr) XFree (preedit_attr);
		1434	if (status_attr) XFree (status_attr);
		1435	if (fs) XFreeFontSet (display->display, fs);
		1436
		1437	if (Input_Context == NULL)
		1438	{
		1439	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1440	im_destroy ();
		1441	return false;
		1442	}
		1443
		1444	if (input_style & XIMPreeditArea)
		1445	IMSetStatusPosition ();
		1446
		1447	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1448	return true;
		1449	}
		1450
		1451	void
		1452	rxvt_term::im_cb ()
		1453	{
1148	int i, found, had_im;	1454	int i, found, had_im;
1149	const char *p;	1455	const char *p;
1150	char **s;	1456	char **s;
1151	char buf[IMBUFSIZ];	1457	char buf[IMBUFSIZ];
1152		1458
		1459	im_destroy ();
		1460
1153	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1461	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1154	if (R->Input_Context)	1462	if (Input_Context)
1155	return;	1463	return;
1156		1464
1157	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1465	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1158	if (R->rs[Rs_imLocale])	1466	if (rs[Rs_imLocale])
1159	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1467	SET_LOCALE (rs[Rs_imLocale]);
1160	#endif	1468	#endif
1161		1469
1162	p = R->rs[Rs_inputMethod];	1470	p = rs[Rs_inputMethod];
1163	if (p && *p)	1471	if (p && *p)
1164	{	1472	{
1165	bool found = false;	1473	bool found = false;
1166		1474
1167	s = rxvt_splitcommastring (p);	1475	s = rxvt_splitcommastring (p);
		1476
1168	for (i = 0; s[i]; i++)	1477	for (i = 0; s[i]; i++)
1169	{	1478	{
1170	if (*s[i])	1479	if (*s[i])
1171	{	1480	{
1172	STRCPY (buf, "@im=");	1481	strcpy (buf, "@im=");
1173	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1482	strncat (buf, s[i], IMBUFSIZ - 5);
1174	if ((p = XSetLocaleModifiers (buf)) && *p	1483	if (IM_get_IC (buf))
1175	&& rxvt_IM_get_IC (aR))
1176	{	1484	{
1177	found = true;	1485	found = true;
1178	break;	1486	break;
1179	}	1487	}
1180	}	1488	}
1181	}	1489	}
1182	for (i = 0; s[i]; i++)	1490
1183	free(s[i]);	1491	rxvt_freecommastring (s);
1184	free(s);
1185		1492
1186	if (found)	1493	if (found)
1187	goto done;	1494	goto done;
1188	}	1495	}
1189		1496
1190	/* try with XMODIFIERS env. var. */	1497	/* try with XMODIFIERS env. var. */
1191	if ((p = XSetLocaleModifiers ("")) && *p	1498	if (IM_get_IC (""))
1192	&& rxvt_IM_get_IC (aR))
1193	goto done;	1499	goto done;
1194		1500
1195	/* try with no modifiers base IF the user didn't specify an IM */	1501	/* try with no modifiers base IF the user didn't specify an IM */
1196	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1502	if (IM_get_IC ("@im=none"))
1197	&& rxvt_IM_get_IC (aR) == True)
1198	goto done;	1503	goto done;
1199		1504
1200	done:	1505	done:
1201	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1506	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1202	if (R->rs[Rs_imLocale])	1507	if (rs[Rs_imLocale])
1203	setlocale (LC_CTYPE, R->locale);	1508	SET_LOCALE (locale);
1204	#endif	1509	#endif
1205	}	1510	}
1206		1511
1207	/*	1512	void
1208	* Try to open a XIM with the current modifiers, then see if we can	1513	rxvt_term::IMSetStatusPosition ()
1209	* open a suitable preedit type
1210	*/
1211	/* INTPROTO */
1212	Bool
1213	rxvt_IM_get_IC(pR)
1214	{	1514	{
1215	int i, j, found;
1216	XIM xim;
1217	XPoint spot;
1218	XRectangle rect, status_rect, needed_rect;	1515	XRectangle preedit_rect, status_rect, *needed_rect;
1219	unsigned long fg, bg;
1220	const char *p;
1221	char **s;
1222	XIMStyles *xim_styles;
1223	XVaNestedList preedit_attr, status_attr;	1516	XVaNestedList preedit_attr, status_attr;
1224	XIMCallback ximcallback;
1225		1517
1226	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1518	if (!Input_Context
1227	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1519	|| !TermWin.focus
1228	if (xim == NULL)
1229	return False;
1230
1231	xim_styles = NULL;
1232	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1233	|| !xim_styles || !xim_styles->count_styles) {
1234	XCloseIM(xim);
1235	return False;
1236	}
1237
1238	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1239	: "OverTheSpot,OffTheSpot,Root";
1240	s = rxvt_splitcommastring(p);
1241	for (i = found = 0; !found && s[i]; i++) {
1242	if (!STRCMP(s[i], "OverTheSpot"))
1243	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1244	else if (!STRCMP(s[i], "OffTheSpot"))
1245	R->input_style = (XIMPreeditArea | XIMStatusArea);
1246	else if (!STRCMP(s[i], "Root"))
1247	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1248
1249	for (j = 0; j < xim_styles->count_styles; j++)
1250	if (R->input_style == xim_styles->supported_styles[j]) {
1251	found = 1;
1252	break;
1253	}
1254	}
1255	for (i = 0; s[i]; i++)
1256	free(s[i]);
1257	free(s);
1258	XFree(xim_styles);
1259
1260	if (!found) {
1261	XCloseIM(xim);
1262	return False;
1263	}
1264
1265	ximcallback.callback = rxvt_IMDestroyCallback;
1266
1267	/* XXX: not sure why we need this (as well as IC one below) */
1268	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1269
1270	preedit_attr = status_attr = NULL;
1271
1272	if (R->input_style & XIMPreeditPosition) {
1273	rxvt_setSize(aR_ & rect);
1274	rxvt_setPosition(aR_ & spot);
1275	rxvt_setColor(aR_ & fg, &bg);
1276
1277	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1278	XNSpotLocation, &spot,
1279	XNForeground, fg, XNBackground, bg,
1280	//XNFontSet, R->TermWin.fontset,
1281	NULL);
1282	} else if (R->input_style & XIMPreeditArea) {
1283	rxvt_setColor(aR_ & fg, &bg);
1284
1285	/*
1286	* The necessary width of preedit area is unknown
1287	* until create input context.
1288	*/
1289	needed_rect.width = 0;
1290
1291	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1292
1293	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1294	XNForeground, fg, XNBackground, bg,
1295	//XNFontSet, R->TermWin.fontset,
1296	NULL);
1297	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1298	XNForeground, fg, XNBackground, bg,
1299	//XNFontSet, R->TermWin.fontset,
1300	NULL);
1301	}
1302	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1303	XNClientWindow, R->TermWin.parent[0],
1304	XNFocusWindow, R->TermWin.parent[0],
1305	XNDestroyCallback, &ximcallback,
1306	preedit_attr ? XNPreeditAttributes : NULL,
1307	preedit_attr,
1308	status_attr ? XNStatusAttributes : NULL,
1309	status_attr, NULL);
1310	if (preedit_attr)
1311	XFree(preedit_attr);
1312	if (status_attr)
1313	XFree(status_attr);
1314	if (R->Input_Context == NULL) {
1315	rxvt_print_error("failed to create input context");
1316	XCloseIM(xim);
1317	return False;
1318	}
1319	if (R->input_style & XIMPreeditArea)	1520	|| !(input_style & XIMPreeditArea)
1320	rxvt_IMSetStatusPosition(aR);
1321	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1322	return True;
1323	}
1324
1325	/* EXTPROTO */
1326	void
1327	rxvt_IMSetStatusPosition(pR)
1328	{
1329	XRectangle preedit_rect, status_rect, *needed_rect;
1330	XVaNestedList preedit_attr, status_attr;
1331
1332	if (R->Input_Context == NULL
1333	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1334	|| !rxvt_IMisRunning(aR))	1521	|| !IMisRunning ())
1335	return;	1522	return;
1336		1523
1337	/* Getting the necessary width of preedit area */	1524	/* Getting the necessary width of preedit area */
1338	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1339	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1340	XFree(status_attr);	1527	XFree (status_attr);
1341		1528
1342	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1529	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1530	XFree (needed_rect);
1343		1531
1344	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1532	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1345	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1533	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1346		1534
1347	XSetICValues(R->Input_Context,	1535	XSetICValues (Input_Context,
1348	XNPreeditAttributes, preedit_attr,	1536	XNPreeditAttributes, preedit_attr,
1349	XNStatusAttributes, status_attr, NULL);	1537	XNStatusAttributes, status_attr, NULL);
1350		1538
1351	XFree(preedit_attr);	1539	XFree (preedit_attr);
1352	XFree(status_attr);	1540	XFree (status_attr);
1353	}	1541	}
1354	#endif /* USE_XIM */	1542	#endif /* USE_XIM */
1355		1543
1356	/*----------------------------------------------------------------------*/	1544	/*----------------------------------------------------------------------*/
1357	rxvt_t rxvt_current_term;	1545	rxvt_t rxvt_current_term;

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