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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.116 by root, Sun Nov 21 19:04:07 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.14 2003/12/18 00:29:29 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.
…		…
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	void *	47	#include <cstring>
48	rxvt_term::operator new (size_t s)
49	{
50	void *p = malloc (s);
51		48
52	MEMSET (p, 0, s);	49	vector<rxvt_term *> rxvt_term::termlist;
		50
		51	static char curlocale[128];
		52
		53	bool
		54	rxvt_set_locale (const char *locale)
		55	{
		56	if (!locale || !strncmp (locale, curlocale, 128))
		57	return false;
		58
		59	strncpy (curlocale, locale, 128);
		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)
		75	{
		76	if (cc->c2 == c2) return c1;
		77	cc = (*this)[cc->c1];
		78	}
		79
		80	// check to see wether this combination already exists otherwise
		81	for (cc = v.end (); cc-- > v.begin (); )
		82	{
		83	if (cc->c1 == c1 && cc->c2 == c2)
		84	return COMPOSE_LO + (cc - v.begin ());
		85	}
		86
		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
53	return p;	123	return len;
54	}
55		124
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	125	}
		126	#endif
61		127
62	rxvt_term::rxvt_term ()	128	rxvt_term::rxvt_term ()
63	: 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
64	#ifdef CURSOR_BLINK	139	#ifdef CURSOR_BLINK
		140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		141	#endif
		142	#ifdef TEXT_BLINK
65	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),
66	#endif	153	#endif
67	#ifdef POINTER_BLANK	154	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	155	pointer_ev (this, &rxvt_term::pointer_cb),
69	#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),
70	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),
71	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	167	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	168	incr_ev (this, &rxvt_term::incr_cb)
74	{	169	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		171
		172	termlist.push_back (this);
76	}	173	}
77		174
78	rxvt_term::~rxvt_term ()	175	rxvt_term::~rxvt_term ()
79	{	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
80	scr_release ();	251	scr_release ();
81		252
82	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	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);
83	free (locale);	263	free (locale);
		264	#if 0
		265	free (codeset);
84	#endif	266	#endif
85	#ifndef NO_SETOWNER_TTYDEV
86	rxvt_privileged_ttydev (this, RESTORE);
87	#endif
88	#ifdef UTMP_SUPPORT
89	rxvt_privileged_utmp (this, RESTORE);
90	#endif
91	#ifdef USE_XIM
92	if (Input_Context != NULL)
93	{
94	XDestroyIC (Input_Context);
95	Input_Context = NULL;
96	}
97	#endif
98		267
99	if (cmd_fd >= 0)	268	delete envv;
100	close (cmd_fd);	269	delete argv;
101
102	if (Xfd >= 0)
103	XCloseDisplay (Xdisplay);
104
105	delete PixColors;
106	}	270	}
107		271
108	void	272	void
109	rxvt_term::destroy ()	273	rxvt_term::destroy ()
110	{	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
111	check_ev.stop ();	301	check_ev.stop ();
112	pty_ev.stop ();	302	pty_ev.stop ();
113	x_ev.stop ();
114	#ifdef CURSOR_BLINK	303	#ifdef CURSOR_BLINK
		304	cursor_blink_ev.stop ();
		305	#endif
		306	#ifdef TEXT_BLINK
115	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 ();
116	#endif	314	#endif
117	#ifdef POINTER_BLANK	315	#ifdef POINTER_BLANK
118	pointer_ev.stop ();	316	pointer_ev.stop ();
119	#endif	317	#endif
120		318
…		…
128		326
129	delete this;	327	delete this;
130	}	328	}
131		329
132	/*----------------------------------------------------------------------*/	330	/*----------------------------------------------------------------------*/
133	/* rxvt_init() */	331	/* rxvt_init () */
134	/* LIBPROTO */
135	rxvt_t
136	rxvt_init (int argc, const char *const *argv)
137	{
138	SET_R (new rxvt_term);
139	dR;
140
141	if (!R->init_vars () || !R->init (argc, argv))
142	{
143	delete R;
144	return NULL;
145	}
146
147	return R;
148	}
149
150	/* EXTPROTO */
151	void
152	rxvt_init_signals ()
153	{
154	/* install exit handler for cleanup */
155	#if 0
156	#ifdef HAVE_ATEXIT
157	atexit(rxvt_clean_exit);
158	#else
159	#endif
160	#endif
161
162	struct sigaction sa;
163
164	sigfillset (&sa.sa_mask);
165	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174	/* signal (SIGURG, SIG_DFL); */
175
176	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178	}
179
180	bool	332	bool
181	rxvt_term::init (int argc, const char *const *argv)	333	rxvt_term::init (int argc, const char *const *argv)
182	{	334	{
183	dR;//TODO (scrollbar, setidle)	335	SET_R (this);
184		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 1
		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 ()
		399	{
185	/*	400	/*
186	* Save and then give up any super-user privileges	401	* Save and then give up any super-user privileges
187	* 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.
188	* We should only need to be root in these cases:	403	* We should only need to be root in these cases:
189	* 1. write utmp entries on some systems	404	* 1. write utmp entries on some systems
190	* 2. chown tty on some systems	405	* 2. chown tty on some systems
191	*/	406	*/
192	rxvt_privileges (this, SAVE);	407	rxvt_privileges (SAVE);
193	rxvt_privileges (this, IGNORE);	408	rxvt_privileges (IGNORE);
194		409
195	rxvt_init_secondary (this);	410	signal (SIGHUP, SIG_IGN);
		411	signal (SIGPIPE, SIG_IGN);
196		412
197	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	413	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		414	/* signal (SIGURG, SIG_DFL); */
198		415
199	#if (MENUBAR_MAX)	416	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
200	rxvt_menubar_read (this, rs[Rs_menu]);	417	// TODO: handle this with exceptions and tolerate the memory loss
201	#endif	418	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
202	#ifdef HAVE_SCROLLBARS
203	if (Options & Opt_scrollBar)
204	scrollbar_setIdle (); /* set existence for size calculations */
205	#endif
206
207	rxvt_Create_Windows (this, argc, argv);
208
209	rxvt_init_xlocale (this);
210
211	scr_reset (); /* initialize screen */
212	#ifdef RXVT_GRAPHICS
213	rxvt_Gr_reset (this); /* reset graphics */
214	#endif
215
216	#if 0
217	#ifdef DEBUG_X
218	XSynchronize(Xdisplay, True);
219	#endif
220	#endif
221
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225	#endif
226	#if (MENUBAR_MAX)
227	if (menubar_visible(r))
228	XMapWindow (Xdisplay, menuBar.win);
229	#endif
230	#ifdef TRANSPARENT
231	if (Options & Opt_transparent)
232	{
233	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234	rxvt_check_our_parents (this);
235	}
236	#endif
237	XMapWindow (Xdisplay, TermWin.vt);
238	XMapWindow (Xdisplay, TermWin.parent[0]);
239
240	rxvt_init_env (this);
241	rxvt_init_command (this, cmd_argv);
242
243	x_ev.start (Xfd, EVENT_READ);
244	pty_ev.start (cmd_fd, EVENT_READ);
245
246	check_ev.start ();
247
248	process_x_events ();
249
250	return true;
251	}	419	}
252		420
253	/* ------------------------------------------------------------------------- *	421	/* ------------------------------------------------------------------------- *
254	* SIGNAL HANDLING & EXIT HANDLER *	422	* SIGNAL HANDLING & EXIT HANDLER *
255	* ------------------------------------------------------------------------- */	423	* ------------------------------------------------------------------------- */
256	/*	424	/*
257	* 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
258	*/	426	*/
259	/* ARGSUSED */	427
260	/* EXTPROTO */	428	void
261	RETSIGTYPE	429	rxvt_term::sig_chld (sig_watcher &w)
262	rxvt_Child_signal(int sig __attribute__ ((unused)))
263	{	430	{
264	int pid, save_errno = errno;	431	// we are being called for every SIGCHLD, not just ours
		432	int pid;
		433
265	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	434	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
266	;	435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
267	errno = save_errno;
268
269	#if 0
270	if (pid == R->cmd_pid)	436	if (pid == (*t)->cmd_pid)
271	exit (EXIT_SUCCESS);	437	{
272	#endif
273	}
274
275	/*
276	* Catch a fatal signal and tidy up before quitting
277	*/
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Exit_signal(int sig)
281	{
282	signal(sig, SIG_DFL);
283	#ifdef DEBUG_CMD
284	rxvt_print_error("signal %d", sig);
285	#endif
286	rxvt_clean_exit();
287	kill(getpid(), sig);
288	}
289
290	/* ARGSUSED */
291	/* INTPROTO */
292	int
293	rxvt_xerror_handler(const Display * display
294	__attribute__ ((unused)), const XErrorEvent * event)
295	{
296	dR;
297
298	if (R->allowedxerror == -1)
299	R->allowedxerror = event->error_code;
300	else
301	{
302	rxvt_print_error("XError: Request: %d . %d, Error: %d",
303	event->request_code, event->minor_code,
304	event->error_code);
305
306	R->destroy ();	438	(*t)->destroy ();
307	}	439	break;
308		440	}
309	return 0;
310	}	441	}
311		442
312	/*----------------------------------------------------------------------*/	443	/*----------------------------------------------------------------------*/
313	/*	444	/*
314	* Exit gracefully, clearing the utmp entry and restoring tty attributes	445	* Exit gracefully, clearing the utmp entry and restoring tty attributes
315	* 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
316	*/	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
317	/* EXTPROTO */	470	/* INTPROTO */
318	void	471	int
319	rxvt_clean_exit ()	472	rxvt_xerror_handler (Display *display, XErrorEvent *event)
320	{	473	{
321	dR;	474	if (GET_R->allowedxerror == -1)
322		475	GET_R->allowedxerror = event->error_code;
		476	else
		477	{
		478	old_xerror_handler (display, event);
323	R->destroy ();	479	GET_R->destroy ();
		480	}
		481
		482	return 0;
324	}	483	}
325		484
326	/* ------------------------------------------------------------------------- *	485	/* ------------------------------------------------------------------------- *
327	* MEMORY ALLOCATION WRAPPERS *	486	* MEMORY ALLOCATION WRAPPERS *
328	* ------------------------------------------------------------------------- */	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
329	/* EXTPROTO */	499	/* INTPROTO */
330	void *	500	void *
331	rxvt_malloc(size_t size)	501	rxvt_calloc (size_t number, size_t size)
332	{	502	{
333	void *p;	503	void *p = calloc (number, size);
334		504
335	p = malloc(size);
336	if (p)	505	if (!p)
		506	rxvt_fatal ("memory allocation failure. aborting.\n");
		507
337	return p;	508	return p;
338
339	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
340	rxvt_clean_exit();
341	exit(EXIT_FAILURE);
342	/* NOTREACHED */
343	}	509	}
344		510
345	/* EXTPROTO */	511	/* INTPROTO */
346	void *	512	void *
347	rxvt_calloc(size_t number, size_t size)
348	{
349	void *p;
350
351	p = calloc(number, size);
352	if (p)
353	return p;
354
355	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
356	rxvt_clean_exit();
357	exit(EXIT_FAILURE);
358	/* NOTREACHED */
359	}
360
361	/* EXTPROTO */
362	void *
363	rxvt_realloc(void *ptr, size_t size)	513	rxvt_realloc (void *ptr, size_t size)
364	{	514	{
365	void *p;
366
367	if (ptr)
368	p = realloc(ptr, size);	515	void *p = realloc (ptr, size);
369	else	516
370	p = malloc(size);
371	if (p)	517	if (!p)
		518	rxvt_fatal ("memory allocation failure. aborting.\n");
		519
372	return p;	520	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	521	}
379		522
380	/* ------------------------------------------------------------------------- *	523	/* ------------------------------------------------------------------------- *
381	* PRIVILEGED OPERATIONS *	524	* PRIVILEGED OPERATIONS *
382	* ------------------------------------------------------------------------- */	525	* ------------------------------------------------------------------------- */
383	/* take care of suid/sgid super-user (root) privileges */	526	/* take care of suid/sgid super-user (root) privileges */
384	/* INTPROTO */
385	void	527	void
386	rxvt_privileges(pR_ int mode)	528	rxvt_privileges (rxvt_privaction action)
387	{	529	{
		530	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		531	static uid_t euid;
		532	static gid_t egid;
		533	#endif
		534
388	#if ! defined(__CYGWIN32__)	535	#if ! defined(__CYGWIN32__)
389	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	536	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
390	/* setreuid() is the poor man's setuid(), seteuid() */	537	/* setreuid () is the poor man's setuid (), seteuid () */
391	# define seteuid(a) setreuid(-1, (a))	538	# define seteuid(a) setreuid(-1, (a))
392	# define setegid(a) setregid(-1, (a))	539	# define setegid(a) setregid(-1, (a))
393	# define HAVE_SETEUID	540	# define HAVE_SETEUID
394	# endif	541	# endif
395	# ifdef HAVE_SETEUID	542	# ifdef HAVE_SETEUID
396	switch (mode) {	543	switch (action)
		544	{
397	case IGNORE:	545	case IGNORE:
398	/*	546	/*
399	* 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
400	* back to root later, as required	548	* back to root later, as required
401	*/	549	*/
402	seteuid(getuid());	550	seteuid (getuid ());
403	setegid(getgid());	551	setegid (getgid ());
404	break;	552	break;
405	case SAVE:	553	case SAVE:
406	R->euid = geteuid();	554	euid = geteuid ();
407	R->egid = getegid();	555	egid = getegid ();
408	break;	556	break;
409	case RESTORE:	557	case RESTORE:
410	seteuid(R->euid);	558	seteuid (euid);
411	setegid(R->egid);	559	setegid (egid);
412	break;	560	break;
413	}	561	}
414	# else	562	# else
415	switch (mode) {	563	switch (action)
		564	{
416	case IGNORE:	565	case IGNORE:
417	setuid(getuid());	566	setuid (getuid ());
418	setgid(getgid());	567	setgid (getgid ());
419	/* FALLTHROUGH */	568	/* FALLTHROUGH */
420	case SAVE:	569	case SAVE:
421	/* FALLTHROUGH */	570	/* FALLTHROUGH */
422	case RESTORE:	571	case RESTORE:
423	break;	572	break;
424	}	573	}
425	# endif	574	# endif
426	#endif	575	#endif
427	}	576	}
428		577
429	#ifdef UTMP_SUPPORT	578	#ifdef UTMP_SUPPORT
430	/* EXTPROTO */
431	void	579	void
432	rxvt_privileged_utmp(pR_ char action)	580	rxvt_term::privileged_utmp (rxvt_privaction action)
433	{	581	{
434	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435	action, R->next_utmp_action, getpid()));
436	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437	|| (R->Options & Opt_utmpInhibit)	582	if ((options & Opt_utmpInhibit)
438	|| R->ttydev == NULL || *R->ttydev == '\0')	583	|| !pty.name || !*pty.name)
439	return;	584	return;
440		585
441	rxvt_privileges(aR_ RESTORE);	586	rxvt_privileges (RESTORE);
		587
442	if (action == SAVE) {	588	if (action == SAVE)
443	R->next_utmp_action = RESTORE;	589	makeutent (pty.name, rs[Rs_display_name]);
444	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	590	else
445	} else { /* action == RESTORE */	591	cleanutent ();
446	R->next_utmp_action = IGNORE;	592
447	rxvt_cleanutent(aR);
448	}
449	rxvt_privileges(aR_ IGNORE);	593	rxvt_privileges (IGNORE);
450	}
451	#endif
452
453	#ifndef NO_SETOWNER_TTYDEV
454	/* EXTPROTO */
455	void
456	rxvt_privileged_ttydev(pR_ char action)
457	{
458	D_MAIN((stderr,
459	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460	action, R->next_tty_action, getpid()));
461	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462	|| R->ttydev == NULL || *R->ttydev == '\0')
463	return;
464
465	rxvt_privileges(aR_ RESTORE);
466
467	if (action == SAVE) {
468	R->next_tty_action = RESTORE;
469	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472	R->next_tty_action = IGNORE;
473	else
474	# endif
475	{
476	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
477	chmod(R->ttydev, R->ttymode);
478	# ifdef HAVE_REVOKE
479	revoke(R->ttydev);
480	# endif
481	}
482	} else { /* action == RESTORE */
483	R->next_tty_action = IGNORE;
484	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485	chmod(R->ttydev, R->ttyfd_stat.st_mode);
486	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487	# else
488	chmod(R->ttydev,
489	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490	chown(R->ttydev, 0, 0);
491	# endif
492	}
493
494	rxvt_privileges(aR_ IGNORE);
495
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498	action == RESTORE ? "Restoring" : (action ==
499	SAVE ? "Saving" :
500	"UNKNOWN ERROR for"), R->ttydev,
501	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502	R->ttyfd_stat.st_gid));
503	# endif
504	}	594	}
505	#endif	595	#endif
506		596
507	/*----------------------------------------------------------------------*/	597	/*----------------------------------------------------------------------*/
508	/*	598	/*
509	* window size/position calculcations for XSizeHint and other storage.	599	* window size/position calculcations for XSizeHint and other storage.
510	* if width/height are non-zero then override calculated width/height	600	* if width/height are non-zero then override calculated width/height
511	*/	601	*/
512	/* EXTPROTO */
513	void	602	void
514	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	603	rxvt_term::window_calc (unsigned int width, unsigned int height)
515	{	604	{
516	short recalc_x, recalc_y;	605	short recalc_x, recalc_y;
517	int x, y, sb_w, mb_h, flags;	606	int x, y, sb_w, mb_h, flags;
518	unsigned int w, h;	607	unsigned int w, h;
519	unsigned int max_width, max_height;	608	unsigned int max_width, max_height;
520		609
521	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",
522	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	611	TermWin.ncol, TermWin.nrow, szHint.width,
523	R->szHint.height));	612	szHint.height));
524	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	613	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525	R->szHint.win_gravity = NorthWestGravity;	614	szHint.win_gravity = NorthWestGravity;
526	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	615	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527		616
528	recalc_x = recalc_y = 0;	617	recalc_x = recalc_y = 0;
529	flags = 0;	618	flags = 0;
530	if (!R->parsed_geometry) {	619	if (!parsed_geometry)
		620	{
531	R->parsed_geometry = 1;	621	parsed_geometry = 1;
532	if (R->rs[Rs_geometry])	622	if (rs[Rs_geometry])
533	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	623	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
534	if (flags & WidthValue) {	624	if (flags & WidthValue)
		625	{
535	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	626	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
536	R->szHint.flags |= USSize;	627	szHint.flags |= USSize;
537	}	628	}
538	if (flags & HeightValue) {	629	if (flags & HeightValue)
		630	{
539	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	631	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
540	R->szHint.flags |= USSize;	632	szHint.flags |= USSize;
541	}	633	}
542	if (flags & XValue) {	634	if (flags & XValue)
		635	{
543	R->szHint.x = x;	636	szHint.x = x;
544	R->szHint.flags |= USPosition;	637	szHint.flags |= USPosition;
545	if (flags & XNegative) {	638	if (flags & XNegative)
		639	{
546	recalc_x = 1;	640	recalc_x = 1;
547	R->szHint.win_gravity = NorthEastGravity;	641	szHint.win_gravity = NorthEastGravity;
548	}	642	}
549	}	643	}
550	if (flags & YValue) {	644	if (flags & YValue)
		645	{
551	R->szHint.y = y;	646	szHint.y = y;
552	R->szHint.flags |= USPosition;	647	szHint.flags |= USPosition;
553	if (flags & YNegative) {	648	if (flags & YNegative)
		649	{
554	recalc_y = 1;	650	recalc_y = 1;
555	if (R->szHint.win_gravity == NorthEastGravity)	651	if (szHint.win_gravity == NorthEastGravity)
556	R->szHint.win_gravity = SouthEastGravity;	652	szHint.win_gravity = SouthEastGravity;
557	else	653	else
558	R->szHint.win_gravity = SouthWestGravity;	654	szHint.win_gravity = SouthWestGravity;
559	}	655	}
560	}	656	}
561	}	657	}
		658
562	/* TODO: BOUNDS */	659	/* TODO: BOUNDS */
563	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	660	TermWin.width = TermWin.ncol * TermWin.fwidth;
564	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	661	TermWin.height = TermWin.nrow * TermWin.fheight;
565	max_width = MAX_COLS * R->TermWin.fwidth;	662	max_width = MAX_COLS * TermWin.fwidth;
566	max_height = MAX_ROWS * R->TermWin.fheight;	663	max_height = MAX_ROWS * TermWin.fheight;
567		664
568	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	665	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
569		666
570	sb_w = mb_h = 0;	667	sb_w = mb_h = 0;
571	R->window_vt_x = R->window_vt_y = 0;	668	window_vt_x = window_vt_y = TermWin.int_bwidth;
		669
572	if (scrollbar_visible(R)) {	670	if (scrollbar_visible ())
		671	{
573	sb_w = scrollbar_TotalWidth();	672	sb_w = scrollbar_TotalWidth ();
574	R->szHint.base_width += sb_w;	673	szHint.base_width += sb_w;
575	if (!(R->Options & Opt_scrollBar_right))	674	if (!(options & Opt_scrollBar_right))
576	R->window_vt_x = sb_w;	675	window_vt_x += sb_w;
577	}	676	}
		677
578	if (menubar_visible(R)) {	678	if (menubar_visible ())
		679	{
579	mb_h = menuBar_TotalHeight();	680	mb_h = menuBar_TotalHeight ();
580	R->szHint.base_height += mb_h;	681	szHint.base_height += mb_h;
581	R->window_vt_y = mb_h;	682	window_vt_y += mb_h;
582	}	683	}
		684
583	R->szHint.width_inc = R->TermWin.fwidth;	685	szHint.width_inc = TermWin.fwidth;
584	R->szHint.height_inc = R->TermWin.fheight;	686	szHint.height_inc = TermWin.fheight;
585	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	687	szHint.min_width = szHint.base_width + szHint.width_inc;
586	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	688	szHint.min_height = szHint.base_height + szHint.height_inc;
587		689
588	if (width && width - R->szHint.base_width < max_width) {	690	if (width && width - szHint.base_width < max_width)
		691	{
589	R->szHint.width = width;	692	szHint.width = width;
590	R->TermWin.width = width - R->szHint.base_width;	693	TermWin.width = width - szHint.base_width;
591	} else {	694	}
		695	else
		696	{
592	MIN_IT(R->TermWin.width, max_width);	697	MIN_IT (TermWin.width, max_width);
593	R->szHint.width = R->szHint.base_width + R->TermWin.width;	698	szHint.width = szHint.base_width + TermWin.width;
594	}	699	}
		700
595	if (height && height - R->szHint.base_height < max_height) {	701	if (height && height - szHint.base_height < max_height)
		702	{
596	R->szHint.height = height;	703	szHint.height = height;
597	R->TermWin.height = height - R->szHint.base_height;	704	TermWin.height = height - szHint.base_height;
598	} else {	705	}
		706	else
		707	{
599	MIN_IT(R->TermWin.height, max_height);	708	MIN_IT (TermWin.height, max_height);
600	R->szHint.height = R->szHint.base_height + R->TermWin.height;	709	szHint.height = szHint.base_height + TermWin.height;
601	}	710	}
		711
602	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	712	if (scrollbar_visible () && (options & Opt_scrollBar_right))
603	R->window_sb_x = R->szHint.width - sb_w;	713	window_sb_x = szHint.width - sb_w;
604		714
605	if (recalc_x)	715	if (recalc_x)
606	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	716	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
607	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	717	- szHint.width - 2 * TermWin.ext_bwidth);
608	if (recalc_y)	718	if (recalc_y)
609	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	719	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
610	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	720	- szHint.height - 2 * TermWin.ext_bwidth);
611		721
612	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	722	TermWin.ncol = TermWin.width / TermWin.fwidth;
613	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	723	TermWin.nrow = TermWin.height / TermWin.fheight;
614	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",
615	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	725	TermWin.ncol, TermWin.nrow, szHint.width,
616	R->szHint.height));	726	szHint.height));
617	return;	727	return;
618	}	728	}
619		729
620	/*----------------------------------------------------------------------*/	730	/*----------------------------------------------------------------------*/
621	/*	731	/*
622	* Tell the teletype handler what size the window is.	732	* Tell the teletype handler what size the window is.
623	* Called after a window size change.	733	* Called after a window size change.
624	*/	734	*/
625	void	735	void
626	rxvt_term::tt_winch ()	736	rxvt_term::tt_winch ()
627	{	737	{
628	struct winsize ws;	738	if (pty.pty < 0)
629
630	if (cmd_fd < 0)
631	return;	739	return;
		740
		741	struct winsize ws;
632		742
633	ws.ws_col = TermWin.ncol;	743	ws.ws_col = TermWin.ncol;
634	ws.ws_row = TermWin.nrow;	744	ws.ws_row = TermWin.nrow;
635	ws.ws_xpixel = ws.ws_ypixel = 0;	745	ws.ws_xpixel = TermWin.width;
636	#ifndef DEBUG_SIZE	746	ws.ws_ypixel = TermWin.height;
637	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	747	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
638	#else	748
639	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	749	#if 0
640	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	750	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
641	# ifdef SIGWINCH
642	else if (cmd_pid) /* force through to the command */	751	if (cmd_pid) /* force through to the command */
643	kill (cmd_pid, SIGWINCH);	752	kill (cmd_pid, SIGWINCH);
644	# endif
645	#endif	753	#endif
646	}	754	}
647		755
648	/*----------------------------------------------------------------------*/	756	/*----------------------------------------------------------------------*/
649	/* rxvt_change_font() - Switch to a new font */	757	/* set_fonts () - load and set the various fonts
650	/*	758	/*
651	* init = 1 - initialize	759	* init = 1 - initialize
652	*	760	*
653	* fontname == FONT_UP - switch to bigger font	761	* fontname == FONT_UP - switch to bigger font
654	* fontname == FONT_DN - switch to smaller font	762	* fontname == FONT_DN - switch to smaller font
655	*/	763	*/
656	/* EXTPROTO */	764	bool
657	void	765	rxvt_term::set_fonts ()
658	rxvt_change_font(pR_ int init, const char *fontname)
659	{	766	{
660	}	767	rxvt_fontset *fs = new rxvt_fontset (this);
		768	rxvt_fontprop prop;
661		769
662	/* INTPROTO */	770	if (!fs
663	void	771	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
664	rxvt_font_up_down(pR_ int n, int direction)	772	|| !fs->realize_font (1))
665	{	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;
666	}	834	}
667		835
668	/*----------------------------------------------------------------------*/	836	/*----------------------------------------------------------------------*/
669	/*----------------------------------------------------------------------*/	837	/*----------------------------------------------------------------------*/
670	/* xterm sequences - title, iconName, color (exptl) */	838	/* xterm sequences - title, iconName, color (exptl) */
671	/* EXTPROTO */
672	void	839	void
673	rxvt_set_title(pR_ const char *str)	840	rxvt_term::set_title (const char *str)
674	{	841	{
675	#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
676	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
677	#else	947	#else
678	char *name;
679
680	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681	name = NULL;
682	if (name == NULL || STRCMP(name, str))
683	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684	if (name)
685	XFree(name);
686	#endif
687	}
688
689	/* EXTPROTO */
690	void
691	rxvt_set_iconName(pR_ const char *str)
692	{
693	#ifndef SMART_WINDOW_TITLE
694	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
695	#else
696	char *name;
697
698	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699	name = NULL;
700	if (name == NULL || STRCMP(name, str))
701	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702	if (name)
703	XFree(name);
704	#endif
705	}
706
707	#ifdef XTERM_COLOR_CHANGE
708	/* EXTPROTO */
709	void
710	rxvt_set_window_color(pR_ int idx, const char *color)
711	{
712	rxvt_color xcol;
713	int i;
714
715	if (color == NULL || *color == '\0')
716	return;
717
718	/* handle color aliases */
719	if (isdigit(*color)) {
720	i = atoi(color);
721	if (i >= 8 && i <= 15) { /* bright colors */
722	i -= 8;
723	# ifndef NO_BRIGHTCOLOR
724	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
725	SET_PIXCOLOR(R, idx);
726	goto Done;
727	# endif
728	}
729	if (i >= 0 && i <= 7) { /* normal colors */
730	R->PixColors[idx] = R->PixColors[minCOLOR + i];
731	SET_PIXCOLOR(R, idx);
732	goto Done;
733	}
734	}
735	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736	return;
737	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738
739	/*
740	* FIXME: should free colors here, but no idea how to do it so instead,
741	* so just keep gobbling up the colormap
742	*/
743	# if 0
744	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[idx] == R->PixColors[i])
746	break;
747	if (i > Color_White) {
748	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750	DisplayPlanes(R->Xdisplay, Xscreen));
751	}
752	# endif
753
754	R->PixColors[idx] = xcol;
755	SET_PIXCOLOR(R, idx);
756
757	/* XSetWindowAttributes attr; */
758	/* Cursor cursor; */
759	Done:
760	if (idx == Color_bg && !(R->Options & Opt_transparent))
761	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762	R->PixColors[Color_bg]);
763
764	/* handle Color_BD, scrollbar background, etc. */
765
766	rxvt_set_colorfgbg(aR);
767	rxvt_recolour_cursor(aR);
768	/* the only reasonable way to enforce a clean update */
769	rxvt_scr_poweron(aR);
770	}
771
772	#else
773	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	948	# define set_window_color (idx,color) ((void)0)
774	#endif /* XTERM_COLOR_CHANGE */	949	#endif /* XTERM_COLOR_CHANGE */
775		950
776	/* EXTPROTO */
777	void	951	void
778	rxvt_recolour_cursor(pR)	952	rxvt_term::recolour_cursor ()
779	{	953	{
780	rxvt_color xcol[2];	954	XColor xcol[2];
781		955
782	#if TODO	956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
783	xcol[0] = R->PixColors[Color_pointer];	957	? pix_colors_focused[Color_pointer_fg]
784	xcol[1] = R->PixColors[Color_bg];	958	: pix_colors_focused[Color_fg];
785	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	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);
786	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
787	#endif
788	}	965	}
789		966
790	/*----------------------------------------------------------------------*/	967	/*----------------------------------------------------------------------*/
791	/*	968	/*
792	* 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
793	*/	970	*/
794	/* INTPROTO */
795	void	971	void
796	rxvt_set_colorfgbg(pR)	972	rxvt_term::set_colorfgbg ()
797	{	973	{
798	unsigned int i;	974	unsigned int i;
799	const char *xpmb = "\0";	975	const char *xpmb = "\0";
800	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
801		977
802	R->env_colorfgbg =
803	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
804	STRCPY(fstr, "default");	979	strcpy (fstr, "default");
805	STRCPY(bstr, "default");	980	strcpy (bstr, "default");
806	for (i = Color_Black; i <= Color_White; i++)	981	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_fg] == R->PixColors[i]) {	982	if (pix_colors[Color_fg] == pix_colors[i])
		983	{
808	sprintf(fstr, "%d", (i - Color_Black));	984	sprintf (fstr, "%d", (i - Color_Black));
809	break;	985	break;
810	}	986	}
		987
811	for (i = Color_Black; i <= Color_White; i++)	988	for (i = Color_Black; i <= Color_White; i++)
812	if (R->PixColors[Color_bg] == R->PixColors[i]) {	989	if (pix_colors[Color_bg] == pix_colors[i])
		990	{
813	sprintf(bstr, "%d", (i - Color_Black));	991	sprintf (bstr, "%d", (i - Color_Black));
814	#ifdef XPM_BACKGROUND	992	#ifdef XPM_BACKGROUND
815	xpmb = "default;";	993	xpmb = "default;";
816	#endif	994	#endif
817	break;	995	break;
818	}	996	}
		997
819	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820	putenv(R->env_colorfgbg);
821
822	#ifndef NO_BRIGHTCOLOR
823	R->colorfgbg = DEFAULT_RSTYLE;
824	for (i = minCOLOR; i <= maxCOLOR; i++) {
825	if (R->PixColors[Color_fg] == R->PixColors[i])
826	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827	if (R->PixColors[Color_bg] == R->PixColors[i])
828	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829	}
830	#endif
831	}	999	}
832		1000
833	/*----------------------------------------------------------------------*/	1001	/*----------------------------------------------------------------------*/
834	/*	1002	/*
835	* Colour determination for low colour displays, routine from	1003	* Colour determination for low colour displays, routine from
836	* Hans de Goede <hans@highrise.nl>	1004	* Hans de Goede <hans@highrise.nl>
837	*/	1005	*/
838		1006
839	/* EXTPROTO */
840	int	1007	int
841	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
842	{	1009	{
843	screen_in_out->set(aR_ colour);
844
845	if (!screen_in_out->set(aR_ colour)) {	1010	if (!screen_in_out->set (display, colour))
846	rxvt_print_error("can't allocate colour: %s", colour);	1011	{
		1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
847	return false;	1013	return false;
848	}	1014	}
849		1015
850	return true;	1016	return true;
851	}	1017	}
852		1018
853	/* -------------------------------------------------------------------- *	1019	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	1020	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1021	* -------------------------------------------------------------------- */
856	/* EXTPROTO */
857	void	1022	void
858	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)
859	int ignoreparent)
860	{	1024	{
861	int fix_screen;	1025	int fix_screen;
862		1026
863	#ifdef SMART_RESIZE	1027	#ifdef SMART_RESIZE
864	int old_width = R->szHint.width, old_height = R->szHint.height;	1028	int old_width = szHint.width, old_height = szHint.height;
865	#endif	1029	#endif
866		1030
867	rxvt_window_calc(aR_ width, height);	1031	window_calc (width, height);
868	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1033
869	if (!ignoreparent) {	1034	if (!ignoreparent)
		1035	{
870	#ifdef SMART_RESIZE	1036	#ifdef SMART_RESIZE
871	/*	1037	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1038	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873	* reposition window on resize depending on placement on screen	1039	* reposition window on resize depending on placement on screen
874	*/	1040	*/
875	int x, y, x1, y1;	1041	int x, y, x1, y1;
876	int dx, dy;	1042	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1044	Window unused_cr;
879		1045
880	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1047	0, 0, &x, &y, &unused_cr);
882	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1050	/*
885	* 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
886	* our position for handles and decorations. Counter it	1052	* our position for handles and decorations. Counter it
887	*/	1053	*/
888	if (x1 != x || y1 != y) {	1054	if (x1 != x || y1 != y)
		1055	{
889	x -= x1;	1056	x -= x1;
890	y -= y1;	1057	y -= y1;
891	}	1058	}
892		1059
893	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
894	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
895	dx = old_width - R->szHint.width;	1062	dx = old_width - szHint.width;
896	dy = old_height - R->szHint.height;	1063	dy = old_height - szHint.height;
897		1064
898	/* Check position of the center of the window */	1065	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1066	if (x < x1) /* left half */
900	dx = 0;	1067	dx = 0;
901	else if (x == x1) /* exact center */	1068	else if (x == x1) /* exact center */
902	dx /= 2;	1069	dx /= 2;
903	if (y < y1) /* top half */	1070	if (y < y1) /* top half */
904	dy = 0;	1071	dy = 0;
905	else if (y == y1) /* exact center */	1072	else if (y == y1) /* exact center */
906	dy /= 2;	1073	dy /= 2;
907		1074
908	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
909	R->szHint.width, R->szHint.height);	1076	szHint.width, szHint.height);
910	#else	1077	#else
911	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
912	R->szHint.height);
913	#endif	1079	#endif
914	}	1080	}
915		1081
916	fix_screen = (R->TermWin.ncol != R->prev_ncol	1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
917	|| R->TermWin.nrow != R->prev_nrow);	1083
918	if (fix_screen || width != R->old_width || height != R->old_height) {	1084	if (fix_screen || width != old_width || height != old_height)
		1085	{
919	if (scrollbar_visible(R)) {	1086	if (scrollbar_visible ())
		1087	{
920	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1088	XMoveResizeWindow (display->display, scrollBar.win,
		1089	window_sb_x, 0,
921	0, scrollbar_TotalWidth(), R->szHint.height);	1090	scrollbar_TotalWidth (), szHint.height);
922	rxvt_Resize_scrollBar(aR);	1091	resize_scrollbar ();
923	}	1092	}
		1093
924	if (menubar_visible(R))	1094	if (menubar_visible ())
925	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1095	XMoveResizeWindow (display->display, menuBar.win,
		1096	window_vt_x, 0,
926	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1097	TermWin_TotalWidth (), menuBar_TotalHeight ());
927	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1098
928	R->window_vt_y, TermWin_TotalWidth(),	1099	XMoveResizeWindow (display->display, TermWin.vt,
		1100	window_vt_x, window_vt_y,
929	TermWin_TotalHeight());	1101	TermWin_TotalWidth (), TermWin_TotalHeight ());
930	#ifdef RXVT_GRAPHICS
931	if (R->old_height)
932	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933	R->old_height - R->szHint.base_height);
934	#endif
935	rxvt_scr_clear(aR);	1102	scr_clear ();
936	#ifdef XPM_BACKGROUND	1103	#ifdef XPM_BACKGROUND
937	rxvt_resize_pixmap(aR);	1104	resize_pixmap ();
938	#endif	1105	#endif
939	}	1106	}
940		1107
941	if (fix_screen || R->old_height == 0) {	1108	if (fix_screen || old_height == 0)
		1109	{
942	int curr_screen = -1;	1110	int curr_screen = -1;
943	uint16_t old_ncol = R->prev_ncol;	1111	int old_ncol = prev_ncol;
944		1112
945	/* scr_reset only works on the primary screen */	1113	/* scr_reset only works on the primary screen */
946	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
947	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1118	curr_screen = scr_change_screen (PRIMARY);
948		1119	TermWin.ncol = ncol;
949	R->scr_reset();
950
951	if (curr_screen >= 0) { /* this is not the first time through */
952	rxvt_scr_change_screen(aR_ curr_screen);
953	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
954	}	1120	}
955	}
956		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
957	R->old_width = R->szHint.width;	1131	old_width = szHint.width;
958	R->old_height = R->szHint.height;	1132	old_height = szHint.height;
959		1133
960	#ifdef USE_XIM	1134	#ifdef USE_XIM
961	rxvt_IMSetStatusPosition(aR);	1135	IMSetStatusPosition ();
962	#endif	1136	#endif
963	}	1137	}
964		1138
965	/*	1139	/*
966	* 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.
967	* good for toggling 80/132 columns	1141	* good for toggling 80/132 columns
968	*/	1142	*/
969	/* EXTPROTO */
970	void	1143	void
971	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
972	{	1145	{
973	XWindowAttributes wattr;	1146	XWindowAttributes wattr;
974		1147
975	if (width == 0 || height == 0) {	1148	if (width == 0 || height == 0)
		1149	{
976	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1150	XGetWindowAttributes (display->display, display->root, &wattr);
977	if (width == 0)	1151	if (width == 0)
978	width = wattr.width - R->szHint.base_width;	1152	width = wattr.width - szHint.base_width;
979	if (height == 0)	1153	if (height == 0)
980	height = wattr.height - R->szHint.base_height;	1154	height = wattr.height - szHint.base_height;
981	}	1155	}
		1156
982	if (width != R->TermWin.width || height != R->TermWin.height) {	1157	if (width != TermWin.width || height != TermWin.height)
		1158	{
983	width += R->szHint.base_width;	1159	width += szHint.base_width;
984	height += R->szHint.base_height;	1160	height += szHint.base_height;
985	rxvt_resize_all_windows(aR_ width, height, 0);	1161	resize_all_windows (width, height, 0);
986	}	1162	}
987	}	1163	}
988		1164
989	/* -------------------------------------------------------------------- *	1165	/* -------------------------------------------------------------------- *
990	* - X INPUT METHOD ROUTINES - *	1166	* - X INPUT METHOD ROUTINES - *
991	* -------------------------------------------------------------------- */	1167	* -------------------------------------------------------------------- */
992	#ifdef USE_XIM	1168	#ifdef USE_XIM
993	/* INTPROTO */
994	void
995	rxvt_setSize(pR_ XRectangle * size)
996	{
997	size->x = R->TermWin.int_bwidth;
998	size->y = R->TermWin.int_bwidth;
999	size->width = Width2Pixel(R->TermWin.ncol);
1000	size->height = Height2Pixel(R->TermWin.nrow);
1001	}
1002		1169
1003	/* INTPROTO */
1004	void	1170	void
1005	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006	{	1172	{
1007	*fg = R->PixColors[Color_fg];	1173	fg = pix_colors[Color_fg];
1008	*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;
1009	}	1201	}
1010		1202
1011	/* Checking whether input method is running. */	1203	/* Checking whether input method is running. */
1012	/* INTPROTO */
1013	Bool	1204	bool
1014	rxvt_IMisRunning(pR)	1205	rxvt_term::IMisRunning ()
1015	{	1206	{
1016	char *p;	1207	char *p;
1017	Atom atom;	1208	Atom atom;
1018	Window win;	1209	Window win;
1019	char server[IMBUFSIZ];	1210	char server[IMBUFSIZ];
1020		1211
1021	/* get current locale modifier */	1212	/* get current locale modifier */
1022	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1214	{
1023	STRCPY(server, "@server=");	1215	strcpy (server, "@server=");
1024	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1217
1025	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1026	*p = '\0';	1219	*p = '\0';
1027		1220
1028	atom = XInternAtom(R->Xdisplay, server, False);	1221	atom = XInternAtom (display->display, server, False);
1029	win = XGetSelectionOwner(R->Xdisplay, atom);	1222	win = XGetSelectionOwner (display->display, atom);
		1223
1030	if (win != None)	1224	if (win != None)
1031	return True;	1225	return True;
1032	}	1226	}
		1227
1033	return False;	1228	return False;
1034	}	1229	}
1035		1230
1036	/* EXTPROTO */
1037	void	1231	void
1038	rxvt_IMSendSpot(pR)	1232	rxvt_term::IMSendSpot ()
1039	{	1233	{
1040	XPoint spot;	1234	XPoint nspot;
1041	XVaNestedList preedit_attr;	1235	XVaNestedList preedit_attr;
1042		1236
1043	if (R->Input_Context == NULL	1237	if (!Input_Context
		1238	|| !TermWin.focus
1044	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1239	|| !(input_style & XIMPreeditPosition))
1045	|| !(R->event_type == KeyPress
1046	|| R->event_type == Expose
1047	|| R->event_type == NoExpose
1048	|| R->event_type == SelectionNotify
1049	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1050	|| !rxvt_IMisRunning(aR))
1051	return;	1240	return;
1052		1241
1053	rxvt_setPosition(aR_ & spot);	1242	im_set_position (nspot);
1054		1243
		1244	if (nspot.x == spot.x && nspot.y == spot.y)
		1245	return;
		1246
		1247	spot = nspot;
		1248
1055	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1249	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1250	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057	XFree(preedit_attr);	1251	XFree (preedit_attr);
1058	}	1252	}
1059		1253
1060	/* EXTPROTO */
1061	void	1254	void
1062	rxvt_setTermFontSet(pR_ int idx)	1255	rxvt_term::im_destroy ()
1063	{	1256	{
1064	char *string;	1257	if (input_method)
1065	long length;	1258	{
1066	int success = 0;	1259	if (Input_Context && input_method->xim)
		1260	XDestroyIC (Input_Context);
1067		1261
1068	if (idx < 0 || idx >= MAX_NFONTS)	1262	display->put_xim (input_method);
1069	return;	1263	input_method = 0;
1070	}	1264	}
1071		1265
1072	/* INTPROTO */
1073	void
1074	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075	XRectangle * needed_rect)
1076	{
1077	int mbh, vtx = 0;
1078
1079	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080	vtx = scrollbar_TotalWidth();
1081	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082	mbh -= R->TermWin.lineSpace;
1083
1084	preedit_rect->x = needed_rect->width + vtx;
1085	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088	+ vtx;
1089	preedit_rect->height = Height2Pixel(1);
1090
1091	status_rect->x = vtx;
1092	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094	status_rect->width = needed_rect->width ? needed_rect->width
1095	: Width2Pixel(R->TermWin.ncol + 1);
1096	status_rect->height = Height2Pixel(1);
1097	}
1098
1099	/* ARGSUSED */
1100	/* INTPROTO */
1101	void
1102	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103	__attribute__ ((unused)), XPointer call_data
1104	__attribute__ ((unused)))
1105	{
1106	dR;
1107
1108	R->Input_Context = NULL;	1266	Input_Context = 0;
1109	/* To avoid Segmentation Fault in C locale: Solaris only? */
1110	if (STRCMP(R->locale, "C"))
1111	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112	rxvt_IMInstantiateCallback, NULL);
1113	}	1267	}
1114		1268
1115	/*	1269	/*
1116	* 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
1117	* some think this is an XIDProc and others an XIMProc so we can't	1271	* open a suitable preedit type
1118	* use the first argument - need to update this to be nice for
1119	* both types via some sort of configure detection
1120	*/	1272	*/
1121	/* ARGSUSED */	1273	bool
1122	/* EXTPROTO */	1274	rxvt_term::IM_get_IC (const char *modifiers)
1123	void
1124	rxvt_IMInstantiateCallback(Display * unused
1125	__attribute__ ((unused)), XPointer client_data
1126	__attribute__ ((unused)), XPointer call_data
1127	__attribute__ ((unused)))
1128	{	1275	{
1129	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	{
1130	int i, found, had_im;	1454	int i, found, had_im;
1131	const char *p;	1455	const char *p;
1132	char **s;	1456	char **s;
1133	char buf[IMBUFSIZ];	1457	char buf[IMBUFSIZ];
1134		1458
		1459	im_destroy ();
		1460
1135	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1461	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1136	if (R->Input_Context)	1462	if (Input_Context)
1137	return;	1463	return;
1138		1464
1139	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1465	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140	if (R->rs[Rs_imLocale])	1466	if (rs[Rs_imLocale])
1141	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1467	SET_LOCALE (rs[Rs_imLocale]);
1142	#endif	1468	#endif
1143		1469
1144	p = R->rs[Rs_inputMethod];	1470	p = rs[Rs_inputMethod];
1145	if (p && *p)	1471	if (p && *p)
1146	{	1472	{
1147	bool found = false;	1473	bool found = false;
1148		1474
1149	s = rxvt_splitcommastring (p);	1475	s = rxvt_splitcommastring (p);
		1476
1150	for (i = 0; s[i]; i++)	1477	for (i = 0; s[i]; i++)
1151	{	1478	{
1152	if (*s[i])	1479	if (*s[i])
1153	{	1480	{
1154	STRCPY (buf, "@im=");	1481	strcpy (buf, "@im=");
1155	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1482	strncat (buf, s[i], IMBUFSIZ - 5);
1156	if ((p = XSetLocaleModifiers (buf)) && *p	1483	if (IM_get_IC (buf))
1157	&& rxvt_IM_get_IC (aR))
1158	{	1484	{
1159	found = true;	1485	found = true;
1160	break;	1486	break;
1161	}	1487	}
1162	}	1488	}
1163	}	1489	}
1164	for (i = 0; s[i]; i++)	1490
1165	free(s[i]);	1491	rxvt_freecommastring (s);
1166	free(s);
1167		1492
1168	if (found)	1493	if (found)
1169	goto done;	1494	goto done;
1170	}	1495	}
1171		1496
1172	/* try with XMODIFIERS env. var. */	1497	/* try with XMODIFIERS env. var. */
1173	if ((p = XSetLocaleModifiers ("")) && *p	1498	if (IM_get_IC (""))
1174	&& rxvt_IM_get_IC (aR))
1175	goto done;	1499	goto done;
1176		1500
1177	/* 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 */
1178	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1502	if (IM_get_IC ("@im=none"))
1179	&& rxvt_IM_get_IC (aR) == True)
1180	goto done;	1503	goto done;
1181		1504
1182	done:	1505	done:
1183	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1506	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184	if (R->rs[Rs_imLocale])	1507	if (rs[Rs_imLocale])
1185	setlocale (LC_CTYPE, R->locale);	1508	SET_LOCALE (locale);
1186	#endif	1509	#endif
1187	}	1510	}
1188		1511
1189	/*	1512	void
1190	* Try to open a XIM with the current modifiers, then see if we can	1513	rxvt_term::IMSetStatusPosition ()
1191	* open a suitable preedit type
1192	*/
1193	/* INTPROTO */
1194	Bool
1195	rxvt_IM_get_IC(pR)
1196	{	1514	{
1197	int i, j, found;
1198	XIM xim;
1199	XPoint spot;
1200	XRectangle rect, status_rect, needed_rect;	1515	XRectangle preedit_rect, status_rect, *needed_rect;
1201	unsigned long fg, bg;
1202	const char *p;
1203	char **s;
1204	XIMStyles *xim_styles;
1205	XVaNestedList preedit_attr, status_attr;	1516	XVaNestedList preedit_attr, status_attr;
1206	XIMCallback ximcallback;
1207		1517
1208	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1518	if (!Input_Context
1209	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1519	|| !TermWin.focus
1210	if (xim == NULL)
1211	return False;
1212
1213	xim_styles = NULL;
1214	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215	|| !xim_styles || !xim_styles->count_styles) {
1216	XCloseIM(xim);
1217	return False;
1218	}
1219
1220	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221	: "OverTheSpot,OffTheSpot,Root";
1222	s = rxvt_splitcommastring(p);
1223	for (i = found = 0; !found && s[i]; i++) {
1224	if (!STRCMP(s[i], "OverTheSpot"))
1225	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226	else if (!STRCMP(s[i], "OffTheSpot"))
1227	R->input_style = (XIMPreeditArea | XIMStatusArea);
1228	else if (!STRCMP(s[i], "Root"))
1229	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231	for (j = 0; j < xim_styles->count_styles; j++)
1232	if (R->input_style == xim_styles->supported_styles[j]) {
1233	found = 1;
1234	break;
1235	}
1236	}
1237	for (i = 0; s[i]; i++)
1238	free(s[i]);
1239	free(s);
1240	XFree(xim_styles);
1241
1242	if (!found) {
1243	XCloseIM(xim);
1244	return False;
1245	}
1246
1247	ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249	/* XXX: not sure why we need this (as well as IC one below) */
1250	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252	preedit_attr = status_attr = NULL;
1253
1254	if (R->input_style & XIMPreeditPosition) {
1255	rxvt_setSize(aR_ & rect);
1256	rxvt_setPosition(aR_ & spot);
1257	rxvt_setColor(aR_ & fg, &bg);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNSpotLocation, &spot,
1261	XNForeground, fg, XNBackground, bg,
1262	//XNFontSet, R->TermWin.fontset,
1263	NULL);
1264	} else if (R->input_style & XIMPreeditArea) {
1265	rxvt_setColor(aR_ & fg, &bg);
1266
1267	/*
1268	* The necessary width of preedit area is unknown
1269	* until create input context.
1270	*/
1271	needed_rect.width = 0;
1272
1273	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, R->TermWin.fontset,
1278	NULL);
1279	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280	XNForeground, fg, XNBackground, bg,
1281	//XNFontSet, R->TermWin.fontset,
1282	NULL);
1283	}
1284	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285	XNClientWindow, R->TermWin.parent[0],
1286	XNFocusWindow, R->TermWin.parent[0],
1287	XNDestroyCallback, &ximcallback,
1288	preedit_attr ? XNPreeditAttributes : NULL,
1289	preedit_attr,
1290	status_attr ? XNStatusAttributes : NULL,
1291	status_attr, NULL);
1292	if (preedit_attr)
1293	XFree(preedit_attr);
1294	if (status_attr)
1295	XFree(status_attr);
1296	if (R->Input_Context == NULL) {
1297	rxvt_print_error("failed to create input context");
1298	XCloseIM(xim);
1299	return False;
1300	}
1301	if (R->input_style & XIMPreeditArea)	1520	|| !(input_style & XIMPreeditArea)
1302	rxvt_IMSetStatusPosition(aR);
1303	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304	return True;
1305	}
1306
1307	/* EXTPROTO */
1308	void
1309	rxvt_IMSetStatusPosition(pR)
1310	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;
1313
1314	if (R->Input_Context == NULL
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))	1521	|| !IMisRunning ())
1317	return;	1522	return;
1318		1523
1319	/* Getting the necessary width of preedit area */	1524	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1527	XFree (status_attr);
1323		1528
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1529	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1530	XFree (needed_rect);
1325		1531
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1532	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1533	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1534
1329	XSetICValues(R->Input_Context,	1535	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1536	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1537	XNStatusAttributes, status_attr, NULL);
1332		1538
1333	XFree(preedit_attr);	1539	XFree (preedit_attr);
1334	XFree(status_attr);	1540	XFree (status_attr);
1335	}	1541	}
1336	#endif /* USE_XIM */	1542	#endif /* USE_XIM */
1337		1543
1338	/*----------------------------------------------------------------------*/	1544	/*----------------------------------------------------------------------*/
1339	rxvt_t rxvt_current_term;	1545	rxvt_t rxvt_current_term;

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