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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.66 by pcg, Thu Apr 8 20:31:45 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.21 2004/01/29 23:26:01 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	{
		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;
59	}	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
		123	return len;
		124
		125	}
		126	#endif
60		127
61	void *	128	void *
62	rxvt_term::operator new (size_t s)	129	rxvt_term::operator new (size_t s)
63	{	130	{
64	void *p = malloc (s);	131	void *p = malloc (s);
…		…
72	{	139	{
73	free (p);	140	free (p);
74	}	141	}
75		142
76	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	144	:
		145	rootwin_ev (this, &rxvt_term::rootwin_cb),
		146	termwin_ev (this, &rxvt_term::x_cb),
		147	vt_ev (this, &rxvt_term::x_cb),
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
78	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	156	#endif
81	#ifdef TEXT_BLINK	157	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
83	#endif	159	#endif
84	#ifdef POINTER_BLANK	160	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	161	pointer_ev (this, &rxvt_term::pointer_cb),
86	#endif	162	#endif
		163	#ifdef USE_XIM
87	x_ev (this, &rxvt_term::x_cb),	164	im_ev (this, &rxvt_term::im_cb),
		165	#endif
88	check_ev (this, &rxvt_term::check_cb),	166	check_ev (this, &rxvt_term::check_cb),
		167	destroy_ev (this, &rxvt_term::destroy_cb),
		168	pty_ev (this, &rxvt_term::pty_cb),
89	incr_ev (this, &rxvt_term::incr_cb),	169	incr_ev (this, &rxvt_term::incr_cb)
90	pty_ev (this, &rxvt_term::pty_cb)
91	{	170	{
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		172
		173	termlist.push_back (this);
93	}	174	}
94		175
95	rxvt_term::~rxvt_term ()	176	rxvt_term::~rxvt_term ()
96	{	177	{
97	scr_release ();	178	termlist.erase (find (termlist.begin (), termlist.end(), this));
98
99	free (locale);
100	free (codeset);
101
102	#ifndef NO_SETOWNER_TTYDEV
103	rxvt_privileged_ttydev (this, RESTORE);
104	#endif
105	#ifdef UTMP_SUPPORT
106	rxvt_privileged_utmp (this, RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		179
116	if (cmd_fd >= 0)	180	if (cmd_fd >= 0)
117	close (cmd_fd);	181	close (cmd_fd);
118		182
119	if (Xfd >= 0)	183	#ifndef NO_SETOWNER_TTYDEV
120	XCloseDisplay (Xdisplay);	184	privileged_ttydev (RESTORE);
		185	#endif
		186	#ifdef UTMP_SUPPORT
		187	privileged_utmp (RESTORE);
		188	#endif
		189
		190	delete TermWin.fontset;
		191
		192	if (display)
		193	{
		194	selection_clear ();
		195
		196	#ifdef MENUBAR
		197	if (menubarGC) XFreeGC (display->display, menubarGC);
		198	#endif
		199	#ifdef XTERM_SCROLLBAR
		200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		201	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		202	#endif
		203	#ifdef PLAIN_SCROLLBAR
		204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		205	#endif
		206	#ifdef NEXT_SCROLLBAR
		207	if (blackGC) XFreeGC (display->display, blackGC);
		208	if (whiteGC) XFreeGC (display->display, whiteGC);
		209	if (grayGC) XFreeGC (display->display, grayGC);
		210	if (darkGC) XFreeGC (display->display, darkGC);
		211	if (stippleGC) XFreeGC (display->display, stippleGC);
		212	if (dimple) XFreePixmap (display->display, dimple);
		213	if (upArrow) XFreePixmap (display->display, upArrow);
		214	if (downArrow) XFreePixmap (display->display, downArrow);
		215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		217	#endif
		218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		219	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		220	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		222	#endif
		223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		224
		225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		226	delete menuBar.drawable;
		227	//if (menuBar.win)
		228	// XDestroyWindow (display->display, menuBar.win);
		229	#endif
		230	delete TermWin.drawable;
		231	// destroy all windows
		232	if (TermWin.parent[0])
		233	XDestroyWindow (display->display, TermWin.parent[0]);
		234	}
		235
		236	// TODO: free pixcolours, colours should become part of rxvt_display
121		237
122	delete PixColors;	238	delete PixColors;
		239
		240	displays.put (display);
		241
		242	scr_release ();
		243
		244	/* clear all resources */
		245	for (int i = 0; i < allocated.size (); i++)
		246	free (allocated[i]);
		247
		248	free (selection.text);
		249	// TODO: manage env vars in child only(!)
		250	free (env_windowid);
		251	free (env_display);
		252	free (env_term);
		253	free (env_colorfgbg);
		254	free (locale);
		255	#if 0
		256	free (codeset);
		257	#endif
		258
		259	delete envv;
		260	delete argv;
123	}	261	}
124		262
125	void	263	void
126	rxvt_term::destroy ()	264	rxvt_term::destroy ()
127	{	265	{
		266	if (display)
		267	{
		268	rootwin_ev.stop (display);
		269	termwin_ev.stop (display);
		270	vt_ev.stop (display);
		271	#ifdef USE_XIM
		272	im_destroy ();
		273	im_ev.stop (display);
		274	#endif
		275	#ifdef HAVE_SCROLLBARS
		276	scrollbar_ev.stop (display);
		277	#endif
		278	#ifdef MENUBAR
		279	menubar_ev.stop (display);
		280	#endif
		281	}
		282
128	check_ev.stop ();	283	check_ev.stop ();
129	pty_ev.stop ();	284	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	285	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	286	cursor_blink_ev.stop ();
133	#endif	287	#endif
134	#ifdef TEXT_BLINK	288	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	289	text_blink_ev.stop ();
…		…
148		302
149	delete this;	303	delete this;
150	}	304	}
151		305
152	/*----------------------------------------------------------------------*/	306	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */	307	/* rxvt_init () */
154	/* LIBPROTO */	308	bool
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)	309	rxvt_term::init (int argc, const char *const *argv)
157	{	310	{
158	SET_R (new rxvt_term);	311	SET_R (this);
159	dR;
160		312
161	if (!R->init_vars () || !R->init (argc, argv))	313	if (!init_vars ())
162	{	314	return false;
163	delete R;	315
164	return NULL;	316	/*
		317	* Save and then give up any super-user privileges
		318	* If we need privileges in any area then we must specifically request it.
		319	* We should only need to be root in these cases:
		320	* 1. write utmp entries on some systems
		321	* 2. chown tty on some systems
		322	*/
		323	privileges (SAVE);
		324	privileges (IGNORE);
		325
		326	init_secondary ();
		327
		328	const char **cmd_argv = init_resources (argc, argv);
		329
		330	set_locale ("");
		331
		332	#if MENUBAR_MAX
		333	menubar_read (rs[Rs_menu]);
		334	#endif
		335	#ifdef HAVE_SCROLLBARS
		336	if (Options & Opt_scrollBar)
		337	scrollBar.setIdle (); /* set existence for size calculations */
		338	#endif
		339
		340	create_windows (argc, argv);
		341
		342	init_xlocale ();
		343
		344	scr_reset (); /* initialize screen */
		345
		346	#if 0
		347	XSynchronize (display->display, True);
		348	#endif
		349
		350	#ifdef HAVE_SCROLLBARS
		351	if (Options & Opt_scrollBar)
		352	resize_scrollbar (); /* create and map scrollbar */
		353	#endif
		354	#if (MENUBAR_MAX)
		355	if (menubar_visible ())
		356	XMapWindow (display->display, menuBar.win);
		357	#endif
		358	#ifdef TRANSPARENT
		359	if (Options & Opt_transparent)
165	}	360	{
		361	XSelectInput (display->display, display->root, PropertyChangeMask);
		362	check_our_parents ();
		363	}
		364	#endif
166		365
		366	rootwin_ev.start (display, display->root);
		367
		368	XMapWindow (display->display, TermWin.vt);
		369	XMapWindow (display->display, TermWin.parent[0]);
		370
		371	init_command (cmd_argv);
		372
		373	pty_ev.start (cmd_fd, EVENT_READ);
		374
		375	check_ev.start ();
		376
167	return R;	377	return true;
168	}	378	}
169		379
170	/* EXTPROTO */	380	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		381
171	void	382	void
172	rxvt_init_signals ()	383	rxvt_init_signals ()
173	{	384	{
174	/* install exit handler for cleanup */	385	/* install exit handler for cleanup */
175	#if 0	386	#if 0
176	#ifdef HAVE_ATEXIT	387	#ifdef HAVE_ATEXIT
177	atexit(rxvt_clean_exit);	388	atexit (rxvt_clean_exit);
178	#else	389	#else
179	#endif	390	#endif
180	#endif	391	#endif
181		392
182	struct sigaction sa;	393	struct sigaction sa;
…		…
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);	399	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);	400	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);	401	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);	402	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192		403
193	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194	/* signal (SIGURG, SIG_DFL); */	405	/* signal (SIGURG, SIG_DFL); */
195		406
196	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198	}
199
200	bool
201	rxvt_term::init (int argc, const char *const *argv)
202	{
203	/*
204	* Save and then give up any super-user privileges
205	* If we need privileges in any area then we must specifically request it.
206	* We should only need to be root in these cases:
207	* 1. write utmp entries on some systems
208	* 2. chown tty on some systems
209	*/
210	rxvt_privileges (this, SAVE);
211	rxvt_privileges (this, IGNORE);
212
213	init_secondary ();
214
215	const char **cmd_argv = init_resources (argc, argv);
216
217	set_locale ("");
218
219	#if (MENUBAR_MAX)
220	rxvt_menubar_read (this, rs[Rs_menu]);
221	#endif
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	scrollBar.setIdle (); /* set existence for size calculations */
225	#endif
226
227	create_windows (argc, argv);
228
229	init_xlocale ();
230
231	scr_reset (); /* initialize screen */
232	#ifdef RXVT_GRAPHICS
233	rxvt_Gr_reset (this); /* reset graphics */
234	#endif
235
236	#if 0
237	#ifdef DEBUG_X
238	XSynchronize(Xdisplay, True);
239	#endif
240	#endif
241
242	#ifdef HAVE_SCROLLBARS
243	if (Options & Opt_scrollBar)
244	resize_scrollbar (); /* create and map scrollbar */
245	#endif
246	#if (MENUBAR_MAX)
247	if (menubar_visible(r))
248	XMapWindow (Xdisplay, menuBar.win);
249	#endif
250	#ifdef TRANSPARENT
251	if (Options & Opt_transparent)
252	{
253	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254	rxvt_check_our_parents (this);
255	}
256	#endif
257	XMapWindow (Xdisplay, TermWin.vt);
258	XMapWindow (Xdisplay, TermWin.parent[0]);
259
260	init_env ();
261	init_command (cmd_argv);
262
263	x_ev.start (Xfd, EVENT_READ);
264	pty_ev.start (cmd_fd, EVENT_READ);
265
266	check_ev.start ();
267
268	process_x_events ();
269
270	return true;
271	}	409	}
272		410
273	/* ------------------------------------------------------------------------- *	411	/* ------------------------------------------------------------------------- *
274	* SIGNAL HANDLING & EXIT HANDLER *	412	* SIGNAL HANDLING & EXIT HANDLER *
275	* ------------------------------------------------------------------------- */	413	* ------------------------------------------------------------------------- */
276	/*	414	/*
277	* Catch a SIGCHLD signal and exit if the direct child has died	415	* Catch a SIGCHLD signal and exit if the direct child has died
278	*/	416	*/
		417
		418	void rxvt_term::child_exited (int pid)
		419	{
		420	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		421	if (pid == (*t)->cmd_pid)
		422	{
		423	(*t)->destroy ();
		424	break;
		425	}
		426	}
		427
279	/* ARGSUSED */	428	/* ARGSUSED */
280	/* EXTPROTO */	429	/* EXTPROTO */
281	RETSIGTYPE	430	RETSIGTYPE
282	rxvt_Child_signal(int sig __attribute__ ((unused)))	431	rxvt_Child_signal (int sig __attribute__ ((unused)))
283	{	432	{
284	int pid, save_errno = errno;	433	int pid, save_errno = errno;
		434
285	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	435	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
286	;	436	rxvt_term::child_exited (pid);
		437
287	errno = save_errno;	438	errno = save_errno;
288
289	#if 0
290	if (pid == R->cmd_pid)
291	exit (EXIT_SUCCESS);
292	#endif
293	}	439	}
294		440
295	/*	441	/*
296	* Catch a fatal signal and tidy up before quitting	442	* Catch a fatal signal and tidy up before quitting
297	*/	443	*/
298	/* EXTPROTO */	444	/* EXTPROTO */
299	RETSIGTYPE	445	RETSIGTYPE
300	rxvt_Exit_signal(int sig)	446	rxvt_Exit_signal (int sig)
301	{	447	{
302	signal(sig, SIG_DFL);	448	signal (sig, SIG_DFL);
303	#ifdef DEBUG_CMD	449	#ifdef DEBUG_CMD
304	rxvt_print_error("signal %d", sig);	450	rxvt_warn ("caught signal %d, exiting.\n", sig);
305	#endif	451	#endif
306	rxvt_clean_exit();	452	rxvt_clean_exit ();
307	kill(getpid(), sig);	453	kill (getpid (), sig);
308	}	454	}
309		455
310	/* ARGSUSED */
311	/* INTPROTO */	456	/* INTPROTO */
312	int	457	int
313	rxvt_xerror_handler(const Display * display	458	rxvt_xerror_handler (Display *display, XErrorEvent *event)
314	__attribute__ ((unused)), const XErrorEvent * event)
315	{	459	{
316	dR;
317
318	if (R->allowedxerror == -1)	460	if (GET_R->allowedxerror == -1)
319	R->allowedxerror = event->error_code;	461	GET_R->allowedxerror = event->error_code;
320	else	462	else
321	{	463	{
322	rxvt_print_error("XError: Request: %d . %d, Error: %d",	464	old_xerror_handler (display, event);
323	event->request_code, event->minor_code,
324	event->error_code);
325
326	R->destroy ();	465	GET_R->destroy ();
327	}	466	}
328		467
329	return 0;	468	return 0;
330	}	469	}
331		470
…		…
336	*/	475	*/
337	/* EXTPROTO */	476	/* EXTPROTO */
338	void	477	void
339	rxvt_clean_exit ()	478	rxvt_clean_exit ()
340	{	479	{
341	dR;	480	// TODO: rxvtd should clean up all ressources
342		481	if (GET_R)
343	R->destroy ();	482	GET_R->destroy ();
344	}	483	}
345		484
346	/* ------------------------------------------------------------------------- *	485	/* ------------------------------------------------------------------------- *
347	* MEMORY ALLOCATION WRAPPERS *	486	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */	487	* ------------------------------------------------------------------------- */
349	/* EXTPROTO */	488	/* EXTPROTO */
350	void *	489	void *
351	rxvt_malloc(size_t size)	490	rxvt_malloc (size_t size)
352	{	491	{
353	void *p;	492	void *p;
354		493
355	p = malloc(size);	494	p = malloc (size);
356	if (p)	495	if (p)
357	return p;	496	return p;
358		497
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
360	rxvt_clean_exit();	499	rxvt_clean_exit ();
361	exit(EXIT_FAILURE);	500	exit (EXIT_FAILURE);
362	/* NOTREACHED */	501	/* NOTREACHED */
363	}	502	}
364		503
365	/* EXTPROTO */	504	/* EXTPROTO */
366	void *	505	void *
367	rxvt_calloc(size_t number, size_t size)	506	rxvt_calloc (size_t number, size_t size)
368	{	507	{
369	void *p;	508	void *p;
370		509
371	p = calloc(number, size);	510	p = calloc (number, size);
372	if (p)	511	if (p)
373	return p;	512	return p;
374		513
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
376	rxvt_clean_exit();	515	rxvt_clean_exit ();
377	exit(EXIT_FAILURE);	516	exit (EXIT_FAILURE);
378	/* NOTREACHED */	517	/* NOTREACHED */
379	}	518	}
380		519
381	/* EXTPROTO */	520	/* EXTPROTO */
382	void *	521	void *
383	rxvt_realloc(void *ptr, size_t size)	522	rxvt_realloc (void *ptr, size_t size)
384	{	523	{
385	void *p;	524	void *p;
386		525
387	if (ptr)	526	if (ptr)
388	p = realloc(ptr, size);	527	p = realloc (ptr, size);
389	else	528	else
390	p = malloc(size);	529	p = malloc (size);
391	if (p)	530	if (p)
392	return p;	531	return p;
393		532
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();	534	rxvt_clean_exit ();
396	exit(EXIT_FAILURE);	535	exit (EXIT_FAILURE);
397	/* NOTREACHED */	536	/* NOTREACHED */
398	}	537	}
399		538
400	/* ------------------------------------------------------------------------- *	539	/* ------------------------------------------------------------------------- *
401	* PRIVILEGED OPERATIONS *	540	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */	541	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */	542	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void	543	void
406	rxvt_privileges(pR_ int mode)	544	rxvt_term::privileges (int mode)
407	{	545	{
408	#if ! defined(__CYGWIN32__)	546	#if ! defined(__CYGWIN32__)
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
410	/* setreuid() is the poor man's setuid(), seteuid() */	548	/* setreuid () is the poor man's setuid (), seteuid () */
411	# define seteuid(a) setreuid(-1, (a))	549	# define seteuid(a) setreuid(-1, (a))
412	# define setegid(a) setregid(-1, (a))	550	# define setegid(a) setregid(-1, (a))
413	# define HAVE_SETEUID	551	# define HAVE_SETEUID
414	# endif	552	# endif
415	# ifdef HAVE_SETEUID	553	# ifdef HAVE_SETEUID
416	switch (mode) {	554	switch (mode)
		555	{
417	case IGNORE:	556	case IGNORE:
418	/*	557	/*
419	* change effective uid/gid - not real uid/gid - so we can switch	558	* change effective uid/gid - not real uid/gid - so we can switch
420	* back to root later, as required	559	* back to root later, as required
421	*/	560	*/
422	seteuid(getuid());	561	seteuid (getuid ());
423	setegid(getgid());	562	setegid (getgid ());
424	break;	563	break;
425	case SAVE:	564	case SAVE:
426	R->euid = geteuid();	565	euid = geteuid ();
427	R->egid = getegid();	566	egid = getegid ();
428	break;	567	break;
429	case RESTORE:	568	case RESTORE:
430	seteuid(R->euid);	569	seteuid (euid);
431	setegid(R->egid);	570	setegid (egid);
432	break;	571	break;
433	}	572	}
434	# else	573	# else
435	switch (mode) {	574	switch (mode)
		575	{
436	case IGNORE:	576	case IGNORE:
437	setuid(getuid());	577	setuid (getuid ());
438	setgid(getgid());	578	setgid (getgid ());
439	/* FALLTHROUGH */	579	/* FALLTHROUGH */
440	case SAVE:	580	case SAVE:
441	/* FALLTHROUGH */	581	/* FALLTHROUGH */
442	case RESTORE:	582	case RESTORE:
443	break;	583	break;
444	}	584	}
445	# endif	585	# endif
446	#endif	586	#endif
447	}	587	}
448		588
449	#ifdef UTMP_SUPPORT	589	#ifdef UTMP_SUPPORT
450	/* EXTPROTO */
451	void	590	void
452	rxvt_privileged_utmp(pR_ char action)	591	rxvt_term::privileged_utmp (char action)
453	{	592	{
454	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
455	action, R->next_utmp_action, getpid()));	594	action, next_utmp_action, getpid ()));
456	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	595	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
457	|| (R->Options & Opt_utmpInhibit)	596	|| (Options & Opt_utmpInhibit)
458	|| R->ttydev == NULL || *R->ttydev == '\0')	597	|| ttydev == NULL || *ttydev == '\0')
459	return;	598	return;
460		599
461	rxvt_privileges(aR_ RESTORE);	600	privileges (RESTORE);
462	if (action == SAVE) {	601	if (action == SAVE)
		602	{
463	R->next_utmp_action = RESTORE;	603	next_utmp_action = RESTORE;
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	604	makeutent (ttydev, rs[Rs_display_name]);
		605	}
		606	else
465	} else { /* action == RESTORE */	607	{ /* action == RESTORE */
466	R->next_utmp_action = IGNORE;	608	next_utmp_action = IGNORE;
467	rxvt_cleanutent(aR);	609	cleanutent ();
468	}	610	}
469	rxvt_privileges(aR_ IGNORE);	611	privileges (IGNORE);
470	}	612	}
471	#endif	613	#endif
472		614
473	#ifndef NO_SETOWNER_TTYDEV	615	#ifndef NO_SETOWNER_TTYDEV
474	/* EXTPROTO */
475	void	616	void
476	rxvt_privileged_ttydev(pR_ char action)	617	rxvt_term::privileged_ttydev (char action)
477	{	618	{
478	D_MAIN((stderr,	619	D_MAIN ((stderr,
479	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	620	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
480	action, R->next_tty_action, getpid()));	621	action, next_tty_action, getpid ()));
481	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	622	if (next_tty_action != action || (action != SAVE && action != RESTORE)
482	|| R->ttydev == NULL || *R->ttydev == '\0')	623	|| ttydev == NULL || *ttydev == '\0')
483	return;	624	return;
484		625
485	rxvt_privileges(aR_ RESTORE);	626	privileges (RESTORE);
486		627
487	if (action == SAVE) {	628	if (action == SAVE)
		629	{
488	R->next_tty_action = RESTORE;	630	next_tty_action = RESTORE;
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	631	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	632	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
491	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	633	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
492	R->next_tty_action = IGNORE;	634	next_tty_action = IGNORE;
493	else	635	else
494	# endif	636	# endif
		637
495	{	638	{
496	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	639	chown (ttydev, getuid (), ttygid); /* fail silently */
497	chmod(R->ttydev, R->ttymode);	640	chmod (ttydev, ttymode);
498	# ifdef HAVE_REVOKE	641	# ifdef HAVE_REVOKE
499	revoke(R->ttydev);	642	revoke (ttydev);
500	# endif	643	# endif
		644
501	}	645	}
		646	}
		647	else
502	} else { /* action == RESTORE */	648	{ /* action == RESTORE */
503	R->next_tty_action = IGNORE;	649	next_tty_action = IGNORE;
504	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505	chmod(R->ttydev, R->ttyfd_stat.st_mode);	651	chmod (ttydev, ttyfd_stat.st_mode);
506	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	652	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
507	# else	653	# else
508	chmod(R->ttydev,	654	chmod (ttydev,
509	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	655	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510	chown(R->ttydev, 0, 0);	656	chown (ttydev, 0, 0);
511	# endif	657	# endif
512	}
513		658
		659	}
		660
514	rxvt_privileges(aR_ IGNORE);	661	privileges (IGNORE);
515		662
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	663	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	664	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518	action == RESTORE ? "Restoring" : (action ==	665	action == RESTORE ? "Restoring" : (action ==
519	SAVE ? "Saving" :	666	SAVE ? "Saving" :
520	"UNKNOWN ERROR for"), R->ttydev,	667	"UNKNOWN ERROR for"), ttydev,
521	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	668	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
522	R->ttyfd_stat.st_gid));	669	ttyfd_stat.st_gid));
523	# endif	670	# endif
524	}	671	}
525	#endif	672	#endif
526		673
527	/*----------------------------------------------------------------------*/	674	/*----------------------------------------------------------------------*/
…		…
530	* if width/height are non-zero then override calculated width/height	677	* if width/height are non-zero then override calculated width/height
531	*/	678	*/
532	void	679	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	680	rxvt_term::window_calc (unsigned int width, unsigned int height)
534	{	681	{
535	short recalc_x, recalc_y;	682	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	683	int x, y, sb_w, mb_h, flags;
537	unsigned int w, h;	684	unsigned int w, h;
538	unsigned int max_width, max_height;	685	unsigned int max_width, max_height;
539		686
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	687	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	TermWin.ncol, TermWin.nrow, szHint.width,	688	TermWin.ncol, TermWin.nrow, szHint.width,
542	szHint.height));	689	szHint.height));
543	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	690	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	691	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		693
547	recalc_x = recalc_y = 0;	694	recalc_x = recalc_y = 0;
548	flags = 0;	695	flags = 0;
549	if (!parsed_geometry) {	696	if (!parsed_geometry)
		697	{
550	parsed_geometry = 1;	698	parsed_geometry = 1;
551	if (rs[Rs_geometry])	699	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
553	if (flags & WidthValue) {	701	if (flags & WidthValue)
		702	{
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
555	szHint.flags |= USSize;	704	szHint.flags |= USSize;
556	}	705	}
557	if (flags & HeightValue) {	706	if (flags & HeightValue)
		707	{
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
559	szHint.flags |= USSize;	709	szHint.flags |= USSize;
560	}	710	}
561	if (flags & XValue) {	711	if (flags & XValue)
		712	{
562	szHint.x = x;	713	szHint.x = x;
563	szHint.flags |= USPosition;	714	szHint.flags |= USPosition;
564	if (flags & XNegative) {	715	if (flags & XNegative)
		716	{
565	recalc_x = 1;	717	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	718	szHint.win_gravity = NorthEastGravity;
567	}	719	}
568	}	720	}
569	if (flags & YValue) {	721	if (flags & YValue)
		722	{
570	szHint.y = y;	723	szHint.y = y;
571	szHint.flags |= USPosition;	724	szHint.flags |= USPosition;
572	if (flags & YNegative) {	725	if (flags & YNegative)
		726	{
573	recalc_y = 1;	727	recalc_y = 1;
574	if (szHint.win_gravity == NorthEastGravity)	728	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	729	szHint.win_gravity = SouthEastGravity;
576	else	730	else
577	szHint.win_gravity = SouthWestGravity;	731	szHint.win_gravity = SouthWestGravity;
578	}	732	}
579	}	733	}
580	}	734	}
		735
581	/* TODO: BOUNDS */	736	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	737	TermWin.width = TermWin.ncol * TermWin.fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	738	TermWin.height = TermWin.nrow * TermWin.fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	739	max_width = MAX_COLS * TermWin.fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	740	max_height = MAX_ROWS * TermWin.fheight;
586		741
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
588		743
589	sb_w = mb_h = 0;	744	sb_w = mb_h = 0;
590	window_vt_x = window_vt_y = 0;	745	window_vt_x = window_vt_y = 0;
591	if (scrollbar_visible (this)) {	746	if (scrollbar_visible ())
		747	{
592	sb_w = scrollbar_TotalWidth();	748	sb_w = scrollbar_TotalWidth ();
593	szHint.base_width += sb_w;	749	szHint.base_width += sb_w;
594	if (!(Options & Opt_scrollBar_right))	750	if (! (Options & Opt_scrollBar_right))
595	window_vt_x = sb_w;	751	window_vt_x = sb_w;
596	}	752	}
597	if (menubar_visible (this)) {	753	if (menubar_visible ())
		754	{
598	mb_h = menuBar_TotalHeight();	755	mb_h = menuBar_TotalHeight ();
599	szHint.base_height += mb_h;	756	szHint.base_height += mb_h;
600	window_vt_y = mb_h;	757	window_vt_y = mb_h;
601	}	758	}
602	szHint.width_inc = TermWin.fwidth;	759	szHint.width_inc = TermWin.fwidth;
603	szHint.height_inc = TermWin.fheight;	760	szHint.height_inc = TermWin.fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	761	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	762	szHint.min_height = szHint.base_height + szHint.height_inc;
606		763
607	if (width && width - szHint.base_width < max_width) {	764	if (width && width - szHint.base_width < max_width)
		765	{
608	szHint.width = width;	766	szHint.width = width;
609	TermWin.width = width - szHint.base_width;	767	TermWin.width = width - szHint.base_width;
610	} else {	768	}
		769	else
		770	{
611	MIN_IT(TermWin.width, max_width);	771	MIN_IT (TermWin.width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	772	szHint.width = szHint.base_width + TermWin.width;
613	}	773	}
614	if (height && height - szHint.base_height < max_height) {	774	if (height && height - szHint.base_height < max_height)
		775	{
615	szHint.height = height;	776	szHint.height = height;
616	TermWin.height = height - szHint.base_height;	777	TermWin.height = height - szHint.base_height;
617	} else {	778	}
		779	else
		780	{
618	MIN_IT(TermWin.height, max_height);	781	MIN_IT (TermWin.height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	782	szHint.height = szHint.base_height + TermWin.height;
620	}	783	}
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	784	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;	785	window_sb_x = szHint.width - sb_w;
623		786
624	if (recalc_x)	787	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	788	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
626	- szHint.width - 2 * TermWin.ext_bwidth);	789	- szHint.width - 2 * TermWin.ext_bwidth);
627	if (recalc_y)	790	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	791	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
629	- szHint.height - 2 * TermWin.ext_bwidth);	792	- szHint.height - 2 * TermWin.ext_bwidth);
630		793
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	794	TermWin.ncol = TermWin.width / TermWin.fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	795	TermWin.nrow = TermWin.height / TermWin.fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	796	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	TermWin.ncol, TermWin.nrow, szHint.width,	797	TermWin.ncol, TermWin.nrow, szHint.width,
635	szHint.height));	798	szHint.height));
636	return;	799	return;
637	}	800	}
638		801
639	/*----------------------------------------------------------------------*/	802	/*----------------------------------------------------------------------*/
640	/*	803	/*
641	* Tell the teletype handler what size the window is.	804	* Tell the teletype handler what size the window is.
…		…
654	ws.ws_xpixel = ws.ws_ypixel = 0;	817	ws.ws_xpixel = ws.ws_ypixel = 0;
655	#ifndef DEBUG_SIZE	818	#ifndef DEBUG_SIZE
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	819	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
657	#else	820	#else
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	821	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	822	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
660	# ifdef SIGWINCH	823	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	824	else if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	825	kill (cmd_pid, SIGWINCH);
663	# endif	826	# endif
664	#endif	827	#endif
665	}	828	}
666		829
667	/*----------------------------------------------------------------------*/	830	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	831	/* rxvt_change_font () - Switch to a new font */
669	/*	832	/*
670	* init = 1 - initialize	833	* init = 1 - initialize
671	*	834	*
672	* fontname == FONT_UP - switch to bigger font	835	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	836	* fontname == FONT_DN - switch to smaller font
674	*/	837	*/
675	/* EXTPROTO */	838	bool
676	void
677	rxvt_change_font(pR_ int init, const char *fontname)	839	rxvt_term::change_font (const char *fontname)
678	{	840	{
679	}	841	if (fontname == FONT_UP)
		842	{
		843	// TODO
		844	}
		845	else if (fontname == FONT_DN)
		846	{
		847	// TODO
		848	}
		849	else
		850	{
		851	rxvt_fontset *fs = new rxvt_fontset (this);
680		852
681	/* INTPROTO */	853	if (fs && fs->populate (fontname ? fontname : "fixed"))
682	void	854	{
		855	delete TermWin.fontset;
		856	TermWin.fontset = fs;
		857	TermWin.fwidth = fs->base_font ()->width;
		858	TermWin.fheight = fs->base_font ()->height;
		859	TermWin.fbase = fs->base_font ()->ascent;
		860
		861	if (TermWin.parent[0])
		862	{
		863	resize_all_windows (0, 0, 0);
		864	scr_remap_chars ();
		865	scr_touch (true);
		866	}
		867
		868	return true;
		869	}
		870	}
		871
		872	return false;
		873	}
		874
		875	bool
683	rxvt_font_up_down(pR_ int n, int direction)	876	rxvt_term::font_up_down (int n, int direction)
684	{	877	{
		878	return false;
685	}	879	}
686		880
687	/*----------------------------------------------------------------------*/	881	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	882	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	883	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	884	void
692	rxvt_set_title(pR_ const char *str)	885	rxvt_term::set_title (const char *str)
693	{	886	{
694	#ifndef SMART_WINDOW_TITLE	887	#ifdef SMART_WINDOW_TITLE
		888	char *name;
		889
		890	if (!XFetchName (display->display, TermWin.parent[0], &name))
		891	name = NULL;
		892
		893	if (name == NULL || STRCMP (name, str))
		894	#endif
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	895	XStoreName (display->display, TermWin.parent[0], str);
		896
		897	#ifdef SMART_WINDOW_TITLE
		898	if (name)
		899	XFree (name);
		900	#endif
		901	}
		902
		903	void
		904	rxvt_term::set_icon_name (const char *str)
		905	{
		906	#ifdef SMART_WINDOW_TITLE
		907	char *name;
		908
		909	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		910	name = NULL;
		911
		912	if (name == NULL || STRCMP (name, str))
		913	#endif
		914	XSetIconName (display->display, TermWin.parent[0], str);
		915
		916	#ifdef SMART_WINDOW_TITLE
		917	if (name)
		918	XFree (name);
		919	#endif
		920	}
		921
		922	#ifdef XTERM_COLOR_CHANGE
		923	void
		924	rxvt_term::set_window_color (int idx, const char *color)
		925	{
		926	rxvt_color xcol;
		927	int i;
		928
		929	if (color == NULL || *color == '\0')
		930	return;
		931
		932	/* handle color aliases */
		933	if (isdigit (*color))
		934	{
		935	i = atoi (color);
		936	if (i >= 8 && i <= 15)
		937	{ /* bright colors */
		938	i -= 8;
		939	# ifndef NO_BRIGHTCOLOR
		940	PixColors[idx] = PixColors[minBrightCOLOR + i];
		941	SET_PIXCOLOR (idx);
		942	goto Done;
		943	# endif
		944
		945	}
		946	if (i >= 0 && i <= 7)
		947	{ /* normal colors */
		948	PixColors[idx] = PixColors[minCOLOR + i];
		949	SET_PIXCOLOR (idx);
		950	goto Done;
		951	}
		952	}
		953
		954	if (!rXParseAllocColor (& xcol, color))
		955	return;
		956
		957	/* XStoreColor (display->display, XCMAP, XColor*); */
		958
		959	/*
		960	* FIXME: should free colors here, but no idea how to do it so instead,
		961	* so just keep gobbling up the colormap
		962	*/
		963	# if 0
		964	for (i = Color_Black; i <= Color_White; i++)
		965	if (PixColors[idx] == PixColors[i])
		966	break;
		967	if (i > Color_White)
		968	{
		969	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		970	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
		971	DisplayPlanes (display->display, display->screen));
		972	}
		973	# endif
		974
		975	PixColors[idx] = xcol;
		976	SET_PIXCOLOR (idx);
		977
		978	/* XSetWindowAttributes attr; */
		979	/* Cursor cursor; */
		980	Done:
		981	if (idx == Color_bg && ! (Options & Opt_transparent))
		982	XSetWindowBackground (display->display, TermWin.vt,
		983	PixColors[Color_bg]);
		984
		985	/* handle Color_BD, scrollbar background, etc. */
		986
		987	set_colorfgbg ();
		988	recolour_cursor ();
		989	scr_touch (true);
		990	}
		991
696	#else	992	#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)	993	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	994	#endif /* XTERM_COLOR_CHANGE */
794		995
795	void	996	void
796	rxvt_term::recolour_cursor ()	997	rxvt_term::recolour_cursor ()
797	{	998	{
798	#if TODO
799	rxvt_color xcol[2];	999	XColor xcol[2];
800		1000
801	xcol[0] = PixColors[Color_pointer];	1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];
802	xcol[1] = PixColors[Color_bg];	1002	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1003	XQueryColors (display->display, XCMAP, xcol, 2);
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1004	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805	#endif
806	}	1005	}
807		1006
808	/*----------------------------------------------------------------------*/	1007	/*----------------------------------------------------------------------*/
809	/*	1008	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	1009	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	1010	*/
812	/* INTPROTO */
813	void	1011	void
814	rxvt_set_colorfgbg(pR)	1012	rxvt_term::set_colorfgbg ()
815	{	1013	{
816	unsigned int i;	1014	unsigned int i;
817	const char *xpmb = "\0";	1015	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1016	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		1017
820	R->env_colorfgbg =	1018	env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1019	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");	1020	STRCPY (fstr, "default");
823	STRCPY(bstr, "default");	1021	STRCPY (bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1023	if (PixColors[Color_fg] == PixColors[i])
		1024	{
826	sprintf(fstr, "%d", (i - Color_Black));	1025	sprintf (fstr, "%d", (i - Color_Black));
827	break;	1026	break;
828	}	1027	}
829	for (i = Color_Black; i <= Color_White; i++)	1028	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1029	if (PixColors[Color_bg] == PixColors[i])
		1030	{
831	sprintf(bstr, "%d", (i - Color_Black));	1031	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1032	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	1033	xpmb = "default;";
834	#endif	1034	#endif
835	break;	1035	break;
836	}	1036	}
		1037
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1038	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839		1039
840	#ifndef NO_BRIGHTCOLOR	1040	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;	1041	colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {	1042	for (i = minCOLOR; i <= maxCOLOR; i++)
		1043	{
843	if (R->PixColors[Color_fg] == R->PixColors[i])	1044	if (PixColors[Color_fg] == PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1045	colorfgbg = SET_FGCOLOR (colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])	1046	if (PixColors[Color_bg] == PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1047	colorfgbg = SET_BGCOLOR (colorfgbg, i);
847	}	1048	}
848	#endif	1049	#endif
849	}	1050	}
850		1051
851	/*----------------------------------------------------------------------*/	1052	/*----------------------------------------------------------------------*/
852	/*	1053	/*
853	* Colour determination for low colour displays, routine from	1054	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>	1055	* Hans de Goede <hans@highrise.nl>
855	*/	1056	*/
856		1057
857	/* EXTPROTO */
858	int	1058	int
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1059	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860	{	1060	{
861	screen_in_out->set(aR_ colour);
862
863	if (!screen_in_out->set(aR_ colour)) {	1061	if (!screen_in_out->set (display, colour))
864	rxvt_print_error("can't allocate colour: %s", colour);	1062	{
		1063	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865	return false;	1064	return false;
866	}	1065	}
867		1066
868	return true;	1067	return true;
869	}	1068	}
870		1069
871	/* -------------------------------------------------------------------- *	1070	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1071	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1072	* -------------------------------------------------------------------- */
…		…
879	#ifdef SMART_RESIZE	1078	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;	1079	int old_width = szHint.width, old_height = szHint.height;
881	#endif	1080	#endif
882		1081
883	window_calc (width, height);	1082	window_calc (width, height);
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1083	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
885	if (!ignoreparent)	1084	if (!ignoreparent)
886	{	1085	{
887	#ifdef SMART_RESIZE	1086	#ifdef SMART_RESIZE
888	/*	1087	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1091	int x, y, x1, y1;
893	int dx, dy;	1092	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1094	Window unused_cr;
896		1095
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1096	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
898	0, 0, &x, &y, &unused_cr);	1097	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1098	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1100	/*
902	* if Xroot isn't the parent window, a WM will probably have offset	1101	* if display->root isn't the parent window, a WM will probably have offset
903	* our position for handles and decorations. Counter it	1102	* our position for handles and decorations. Counter it
904	*/	1103	*/
905	if (x1 != x || y1 != y) {	1104	if (x1 != x || y1 != y)
		1105	{
906	x -= x1;	1106	x -= x1;
907	y -= y1;	1107	y -= y1;
908	}	1108	}
909		1109
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1110	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1111	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1112	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1113	dy = old_height - szHint.height;
914		1114
915	/* Check position of the center of the window */	1115	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1116	if (x < x1) /* left half */
917	dx = 0;	1117	dx = 0;
918	else if (x == x1) /* exact center */	1118	else if (x == x1) /* exact center */
919	dx /= 2;	1119	dx /= 2;
920	if (y < y1) /* top half */	1120	if (y < y1) /* top half */
921	dy = 0;	1121	dy = 0;
922	else if (y == y1) /* exact center */	1122	else if (y == y1) /* exact center */
923	dy /= 2;	1123	dy /= 2;
924		1124
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1125	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
926	szHint.width, szHint.height);	1126	szHint.width, szHint.height);
927	#else	1127	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1128	XResizeWindow (display->display, TermWin.parent[0], szHint.width,
929	szHint.height);	1129	szHint.height);
930	#endif	1130	#endif
		1131
931	}	1132	}
932		1133
933	fix_screen = (TermWin.ncol != prev_ncol	1134	fix_screen = (TermWin.ncol != prev_ncol
934	|| TermWin.nrow != prev_nrow);	1135	|| TermWin.nrow != prev_nrow);
935		1136
936	if (fix_screen || width != old_width || height != old_height)	1137	if (fix_screen || width != old_width || height != old_height)
937	{	1138	{
938	if (scrollbar_visible (this))	1139	if (scrollbar_visible ())
939	{	1140	{
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1141	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
941	0, scrollbar_TotalWidth (), szHint.height);	1142	0, scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();	1143	resize_scrollbar ();
943	}	1144	}
944		1145
945	if (menubar_visible (this))	1146	if (menubar_visible ())
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1147	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,
947	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1148	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
948		1149
949	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1150	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
950	window_vt_y, TermWin_TotalWidth (),	1151	window_vt_y, TermWin_TotalWidth (),
951	TermWin_TotalHeight ());	1152	TermWin_TotalHeight ());
952	#ifdef RXVT_GRAPHICS	1153	scr_clear (height != old_height);
953	if (old_height)
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,
955	old_height - szHint.base_height);
956	#endif
957	scr_clear ();
958	#ifdef XPM_BACKGROUND	1154	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);	1155	resize_pixmap ();
960	#endif	1156	#endif
		1157
961	}	1158	}
962		1159
963	if (fix_screen || old_height == 0)	1160	if (fix_screen || old_height == 0)
964	{	1161	{
965	int curr_screen = -1;	1162	int curr_screen = -1;
…		…
968	/* scr_reset only works on the primary screen */	1165	/* scr_reset only works on the primary screen */
969	if (old_height) /* this is not the first time through */	1166	if (old_height) /* this is not the first time through */
970	{	1167	{
971	unsigned int ncol = TermWin.ncol;	1168	unsigned int ncol = TermWin.ncol;
972	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1169	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973	curr_screen = rxvt_scr_change_screen (this, PRIMARY);	1170	curr_screen = scr_change_screen (PRIMARY);
974	TermWin.ncol = ncol;	1171	TermWin.ncol = ncol;
975	}	1172	}
976		1173
977	scr_reset();	1174	scr_reset ();
978		1175
979	if (curr_screen >= 0) /* this is not the first time through */	1176	if (curr_screen >= 0) /* this is not the first time through */
980	{	1177	{
981	rxvt_scr_change_screen (this, curr_screen);	1178	scr_change_screen (curr_screen);
982	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);	1179	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
983	}	1180	}
984	}	1181	}
985		1182
986	old_width = szHint.width;	1183	old_width = szHint.width;
987	old_height = szHint.height;	1184	old_height = szHint.height;
988		1185
989	#ifdef USE_XIM	1186	#ifdef USE_XIM
990	rxvt_IMSetStatusPosition (this);	1187	IMSetStatusPosition ();
991	#endif	1188	#endif
992	}	1189	}
993		1190
994	/*	1191	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1192	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1193	* good for toggling 80/132 columns
997	*/	1194	*/
998	/* EXTPROTO */
999	void	1195	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1196	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1001	{	1197	{
1002	XWindowAttributes wattr;	1198	XWindowAttributes wattr;
1003		1199
1004	if (width == 0 || height == 0) {	1200	if (width == 0 || height == 0)
		1201	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1202	XGetWindowAttributes (display->display, display->root, &wattr);
1006	if (width == 0)	1203	if (width == 0)
1007	width = wattr.width - R->szHint.base_width;	1204	width = wattr.width - szHint.base_width;
1008	if (height == 0)	1205	if (height == 0)
1009	height = wattr.height - R->szHint.base_height;	1206	height = wattr.height - szHint.base_height;
1010	}	1207	}
1011	if (width != R->TermWin.width || height != R->TermWin.height) {	1208	if (width != TermWin.width || height != TermWin.height)
		1209	{
1012	width += R->szHint.base_width;	1210	width += szHint.base_width;
1013	height += R->szHint.base_height;	1211	height += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1212	resize_all_windows (width, height, 0);
1015	}	1213	}
1016	}	1214	}
1017		1215
1018	/* -------------------------------------------------------------------- *	1216	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1217	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1218	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1219	#ifdef USE_XIM
		1220
1022	void	1221	void
1023	rxvt_term::set_size (XRectangle *size)	1222	rxvt_term::im_set_size (XRectangle *size)
1024	{	1223	{
1025	size->x = TermWin.int_bwidth;	1224	size->x = TermWin.int_bwidth;
1026	size->y = TermWin.int_bwidth;	1225	size->y = TermWin.int_bwidth;
1027	size->width = Width2Pixel(TermWin.ncol);	1226	size->width = Width2Pixel (TermWin.ncol);
1028	size->height = Height2Pixel(TermWin.nrow);	1227	size->height = Height2Pixel (TermWin.nrow);
1029	}	1228	}
1030		1229
1031	void	1230	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1231	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
1033	{	1232	{
1034	*fg = PixColors[Color_fg];	1233	*fg = PixColors[Color_fg];
1035	*bg = PixColors[Color_bg];	1234	*bg = PixColors[Color_bg];
1036	}	1235	}
1037		1236
1038	/* Checking whether input method is running. */	1237	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1238	bool
1041	rxvt_IMisRunning(pR)	1239	rxvt_term::IMisRunning ()
1042	{	1240	{
1043	char *p;	1241	char *p;
1044	Atom atom;	1242	Atom atom;
1045	Window win;	1243	Window win;
1046	char server[IMBUFSIZ];	1244	char server[IMBUFSIZ];
1047		1245
1048	/* get current locale modifier */	1246	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1248	{
1050	STRCPY(server, "@server=");	1249	STRCPY (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1250	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1251	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1053	*p = '\0';	1252	*p = '\0';
1054		1253
1055	atom = XInternAtom(R->Xdisplay, server, False);	1254	atom = XInternAtom (display->display, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1255	win = XGetSelectionOwner (display->display, atom);
1057	if (win != None)	1256	if (win != None)
1058	return True;	1257	return True;
1059	}	1258	}
1060	return False;	1259	return False;
1061	}	1260	}
1062		1261
1063	/* EXTPROTO */
1064	void	1262	void
1065	rxvt_IMSendSpot(pR)	1263	rxvt_term::IMSendSpot ()
1066	{	1264	{
1067	XPoint spot;	1265	XPoint spot;
1068	XVaNestedList preedit_attr;	1266	XVaNestedList preedit_attr;
1069		1267
1070	if (R->Input_Context == NULL	1268	if (Input_Context == NULL
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1269	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
1072	|| !(R->event_type == KeyPress	1270	|| ! (event_type == KeyPress
1073	|| R->event_type == Expose	1271	|| event_type == Expose
1074	|| R->event_type == NoExpose	1272	|| event_type == NoExpose
1075	|| R->event_type == SelectionNotify	1273	|| event_type == SelectionNotify
1076	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1274	|| event_type == ButtonRelease || event_type == FocusIn)
1077	|| !rxvt_IMisRunning(aR))	1275	|| !IMisRunning ())
1078	return;	1276	return;
1079		1277
1080	R->set_position (&spot);	1278	im_set_position (&spot);
1081		1279
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1280	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1281	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1282	XFree (preedit_attr);
1085	}	1283	}
1086		1284
1087	void	1285	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1286	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1089	XRectangle * needed_rect)	1287	XRectangle * needed_rect)
1090	{	1288	{
1091	int mbh, vtx = 0;	1289	int mbh, vtx = 0;
1092		1290
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1291	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1094	vtx = scrollbar_TotalWidth();	1292	vtx = scrollbar_TotalWidth ();
1095		1293
1096	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;	1294	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1097	mbh -= TermWin.lineSpace;	1295	mbh -= TermWin.lineSpace;
1098		1296
1099	preedit_rect->x = needed_rect->width + vtx;	1297	preedit_rect->x = needed_rect->width + vtx;
1100	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;	1298	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1101		1299
1102	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;	1300	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1103	preedit_rect->height = Height2Pixel(1);	1301	preedit_rect->height = Height2Pixel (1);
1104		1302
1105	status_rect->x = vtx;	1303	status_rect->x = vtx;
1106	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;	1304	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1107		1305
1108	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);	1306	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1109	status_rect->height = Height2Pixel(1);	1307	status_rect->height = Height2Pixel (1);
1110	}	1308	}
1111		1309
1112	/* ARGSUSED */
1113	/* INTPROTO */
1114	void	1310	void
1115	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1311	rxvt_term::im_destroy ()
1116	__attribute__ ((unused)), XPointer call_data
1117	__attribute__ ((unused)))
1118	{	1312	{
1119	dR;	1313	if (Input_Context)
1120		1314	{
		1315	XDestroyIC (Input_Context);
1121	R->Input_Context = NULL;	1316	Input_Context = NULL;
1122	/* To avoid Segmentation Fault in C locale: Solaris only? */	1317	}
1123	if (STRCMP(R->locale, "C"))	1318
1124	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,	1319	if (input_method)
1125	rxvt_IMInstantiateCallback, NULL);	1320	{
		1321	display->put_xim (input_method);
		1322	input_method = 0;
		1323	}
1126	}	1324	}
1127		1325
1128	/*	1326	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1327	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1328	* open a suitable preedit type
1131	*/	1329	*/
1132	static Bool	1330	bool
1133	rxvt_IM_get_IC (pR)	1331	rxvt_term::IM_get_IC (const char *modifiers)
1134	{	1332	{
1135	int i, j, found;	1333	int i, j, found;
1136	XIM xim;	1334	XIM xim;
1137	XPoint spot;	1335	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1336	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1337	unsigned long fg, bg;
1140	const char *p;	1338	const char *p;
1141	char **s;	1339	char **s;
1142	XIMStyles *xim_styles;	1340	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;	1341	XVaNestedList preedit_attr, status_attr;
1144	XIMCallback ximcallback;
1145		1342
		1343	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1344	return false;
		1345
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1346	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1347	input_method = display->get_xim (locale, modifiers);
1148	if (xim == NULL)	1348	if (input_method == NULL)
1149	return False;	1349	return false;
1150		1350
		1351	xim = input_method->xim;
		1352
1151	xim_styles = NULL;	1353	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1354	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1355	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1356	{
		1357	display->put_xim (input_method);
1155	return False;	1358	return false;
1156	}	1359	}
1157		1360
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1361	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1159	: "OverTheSpot,OffTheSpot,Root";
1160	s = rxvt_splitcommastring(p);	1362	s = rxvt_splitcommastring (p);
1161	for (i = found = 0; !found && s[i]; i++) {	1363	for (i = found = 0; !found && s[i]; i++)
		1364	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1365	if (!STRCMP (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1366	input_style = (XIMPreeditPosition | XIMStatusNothing);
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1367	else if (!STRCMP (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1368	input_style = (XIMPreeditArea | XIMStatusArea);
1166	else if (!STRCMP(s[i], "Root"))	1369	else if (!STRCMP (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1370	input_style = (XIMPreeditNothing | XIMStatusNothing);
1168		1371
1169	for (j = 0; j < xim_styles->count_styles; j++)	1372	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1373	if (input_style == xim_styles->supported_styles[j])
		1374	{
1171	found = 1;	1375	found = 1;
1172	break;	1376	break;
1173	}	1377	}
1174	}	1378	}
		1379
1175	for (i = 0; s[i]; i++)	1380	for (i = 0; s[i]; i++)
1176	free(s[i]);	1381	free (s[i]);
		1382
1177	free(s);	1383	free (s);
1178	XFree(xim_styles);	1384	XFree (xim_styles);
1179		1385
1180	if (!found) {	1386	if (!found)
1181	XCloseIM(xim);	1387	{
		1388	display->put_xim (input_method);
1182	return False;	1389	return false;
1183	}	1390	}
1184		1391
1185	ximcallback.callback = rxvt_IMDestroyCallback;
1186
1187	/* XXX: not sure why we need this (as well as IC one below) */
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1189
1190	preedit_attr = status_attr = NULL;	1392	preedit_attr = status_attr = NULL;
1191		1393
1192	if (R->input_style & XIMPreeditPosition) {	1394	if (input_style & XIMPreeditPosition)
		1395	{
1193	R->set_size (&rect);	1396	im_set_size (&rect);
1194	R->set_position (&spot);	1397	im_set_position (&spot);
1195	R->set_color (&fg, &bg);	1398	im_set_color (&fg, &bg);
1196		1399
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1400	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1198	XNSpotLocation, &spot,	1401	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,
1201	NULL);
1202	} else if (R->input_style & XIMPreeditArea) {
1203	R->set_color (&fg, &bg);
1204
1205	/*
1206	* The necessary width of preedit area is unknown
1207	* until create input context.
1208	*/
1209	needed_rect.width = 0;
1210
1211	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214	XNForeground, fg, XNBackground, bg,
1215	//XNFontSet, R->TermWin.fontset,
1216	NULL);
1217	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218	XNForeground, fg, XNBackground, bg,	1402	XNForeground, fg, XNBackground, bg,
1219	//XNFontSet, R->TermWin.fontset,	1403	//XNFontSet, TermWin.fontset,
1220	NULL);	1404	NULL);
		1405	}
		1406	else if (input_style & XIMPreeditArea)
1221	}	1407	{
		1408	im_set_color (&fg, &bg);
		1409
		1410	/*
		1411	* The necessary width of preedit area is unknown
		1412	* until create input context.
		1413	*/
		1414	needed_rect.width = 0;
		1415
		1416	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1417
		1418	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1419	XNForeground, fg, XNBackground, bg,
		1420	//XNFontSet, TermWin.fontset,
		1421	NULL);
		1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1423	XNForeground, fg, XNBackground, bg,
		1424	//XNFontSet, TermWin.fontset,
		1425	NULL);
		1426	}
		1427
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1428	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1429	XNClientWindow, TermWin.parent[0],
1224	XNFocusWindow, R->TermWin.parent[0],	1430	XNFocusWindow, TermWin.parent[0],
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1431	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1432	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1433	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1434	status_attr, NULL);
1230	if (preedit_attr)	1435	if (preedit_attr) XFree (preedit_attr);
1231	XFree(preedit_attr);	1436	if (status_attr) XFree (status_attr);
1232	if (status_attr)	1437
1233	XFree(status_attr);
1234	if (R->Input_Context == NULL) {	1438	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1439	{
1236	XCloseIM(xim);	1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1441	display->put_xim (input_method);
1237	return False;	1442	return false;
1238	}	1443	}
		1444
1239	if (R->input_style & XIMPreeditArea)	1445	if (input_style & XIMPreeditArea)
1240	rxvt_IMSetStatusPosition(aR);	1446	IMSetStatusPosition ();
		1447
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1242	return True;	1449	return true;
1243	}	1450	}
1244		1451
1245	/*
1246	* X manual pages and include files don't match on some systems:
1247	* some think this is an XIDProc and others an XIMProc so we can't
1248	* use the first argument - need to update this to be nice for
1249	* both types via some sort of configure detection
1250	*/
1251	/* ARGSUSED */
1252	/* EXTPROTO */
1253	void	1452	void
1254	rxvt_IMInstantiateCallback(Display * unused	1453	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1454	{
1259	dR;
1260	int i, found, had_im;	1455	int i, found, had_im;
1261	const char *p;	1456	const char *p;
1262	char **s;	1457	char **s;
1263	char buf[IMBUFSIZ];	1458	char buf[IMBUFSIZ];
1264		1459
		1460	im_destroy ();
		1461
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1266	if (R->Input_Context)	1463	if (Input_Context)
1267	return;	1464	return;
1268		1465
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1467	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1468	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif	1469	#endif
1273		1470
1274	p = R->rs[Rs_inputMethod];	1471	p = rs[Rs_inputMethod];
1275	if (p && *p)	1472	if (p && *p)
1276	{	1473	{
1277	bool found = false;	1474	bool found = false;
1278		1475
1279	s = rxvt_splitcommastring (p);	1476	s = rxvt_splitcommastring (p);
…		…
1281	{	1478	{
1282	if (*s[i])	1479	if (*s[i])
1283	{	1480	{
1284	STRCPY (buf, "@im=");	1481	STRCPY (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1482	STRNCAT (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1483	if (IM_get_IC (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1484	{
1289	found = true;	1485	found = true;
1290	break;	1486	break;
1291	}	1487	}
1292	}	1488	}
1293	}	1489	}
1294	for (i = 0; s[i]; i++)	1490	for (i = 0; s[i]; i++)
1295	free(s[i]);	1491	free (s[i]);
1296	free(s);	1492	free (s);
1297		1493
1298	if (found)	1494	if (found)
1299	goto done;	1495	goto done;
1300	}	1496	}
1301		1497
1302	/* try with XMODIFIERS env. var. */	1498	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1499	if (IM_get_IC (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1500	goto done;
1306		1501
1307	/* try with no modifiers base IF the user didn't specify an IM */	1502	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1503	if (IM_get_IC ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1504	goto done;
1311		1505
1312	done:	1506	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1507	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1508	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1509	SET_LOCALE (locale);
1316	#endif	1510	#endif
1317	}	1511	}
1318		1512
1319	/* EXTPROTO */
1320	void	1513	void
1321	rxvt_IMSetStatusPosition(pR)	1514	rxvt_term::IMSetStatusPosition ()
1322	{	1515	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1516	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1517	XVaNestedList preedit_attr, status_attr;
1325		1518
1326	if (R->Input_Context == NULL	1519	if (Input_Context == NULL
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1520	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1328	|| !rxvt_IMisRunning(aR))	1521	|| !IMisRunning ())
1329	return;	1522	return;
1330		1523
1331	/* Getting the necessary width of preedit area */	1524	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1527	XFree (status_attr);
1335		1528
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1529	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1337		1530
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1531	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1532	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1533
1341	XSetICValues(R->Input_Context,	1534	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1535	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1536	XNStatusAttributes, status_attr, NULL);
1344		1537
1345	XFree(preedit_attr);	1538	XFree (preedit_attr);
1346	XFree(status_attr);	1539	XFree (status_attr);
1347	}	1540	}
1348	#endif /* USE_XIM */	1541	#endif /* USE_XIM */
1349		1542
1350	/*----------------------------------------------------------------------*/	1543	/*----------------------------------------------------------------------*/
1351	rxvt_t rxvt_current_term;	1544	rxvt_t rxvt_current_term;

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