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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.13 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.70 by root, Mon Jul 26 18:01:19 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.13 2003/12/17 09:00:35 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	#include <cstring>
		48
		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
		123	return len;
		124
		125	}
		126	#endif
		127
47	void *	128	void *
48	rxvt_term::operator new (size_t s)	129	rxvt_term::operator new (size_t s)
49	{	130	{
50	void *p = malloc (s);	131	void *p = malloc (s);
51		132
…		…
58	{	139	{
59	free (p);	140	free (p);
60	}	141	}
61		142
62	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
		144	:
		145	rootwin_ev (this, &rxvt_term::rootwin_cb),
		146	termwin_ev (this, &rxvt_term::x_cb),
63	: pty_ev (this, &rxvt_term::pty_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
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	168	#endif
67	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	171	#endif
		172	#ifdef USE_XIM
70	x_ev (this, &rxvt_term::x_cb),	173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	check_ev (this, &rxvt_term::check_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	176	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	177	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	178	incr_ev (this, &rxvt_term::incr_cb)
74	{	179	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		181
		182	termlist.push_back (this);
76	}	183	}
77		184
78	rxvt_term::~rxvt_term ()	185	rxvt_term::~rxvt_term ()
79	{	186	{
80	scr_release ();	187	termlist.erase (find (termlist.begin (), termlist.end(), this));
81
82	#ifndef NO_SETOWNER_TTYDEV
83	rxvt_privileged_ttydev (this, RESTORE);
84	#endif
85	#ifdef UTMP_SUPPORT
86	rxvt_privileged_utmp (this, RESTORE);
87	#endif
88	#ifdef USE_XIM
89	if (Input_Context != NULL)
90	{
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		188
96	if (cmd_fd >= 0)	189	if (cmd_fd >= 0)
97	close (cmd_fd);	190	close (cmd_fd);
98		191
99	if (Xfd >= 0)	192	#ifndef NO_SETOWNER_TTYDEV
100	XCloseDisplay (Xdisplay);	193	privileged_ttydev (RESTORE);
		194	#endif
		195	#ifdef UTMP_SUPPORT
		196	privileged_utmp (RESTORE);
		197	#endif
		198
		199	delete TermWin.fontset;
		200
		201	if (display)
		202	{
		203	selection_clear ();
		204
		205	#ifdef MENUBAR
		206	if (menubarGC) XFreeGC (display->display, menubarGC);
		207	#endif
		208	#ifdef XTERM_SCROLLBAR
		209	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		210	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		211	#endif
		212	#ifdef PLAIN_SCROLLBAR
		213	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		214	#endif
		215	#ifdef NEXT_SCROLLBAR
		216	if (blackGC) XFreeGC (display->display, blackGC);
		217	if (whiteGC) XFreeGC (display->display, whiteGC);
		218	if (grayGC) XFreeGC (display->display, grayGC);
		219	if (darkGC) XFreeGC (display->display, darkGC);
		220	if (stippleGC) XFreeGC (display->display, stippleGC);
		221	if (dimple) XFreePixmap (display->display, dimple);
		222	if (upArrow) XFreePixmap (display->display, upArrow);
		223	if (downArrow) XFreePixmap (display->display, downArrow);
		224	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		225	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		226	#endif
		227	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		228	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		229	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		230	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		231	#endif
		232	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		233
		234	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		235	delete menuBar.drawable;
		236	//if (menuBar.win)
		237	// XDestroyWindow (display->display, menuBar.win);
		238	#endif
		239	delete TermWin.drawable;
		240	// destroy all windows
		241	if (TermWin.parent[0])
		242	XDestroyWindow (display->display, TermWin.parent[0]);
		243	}
		244
		245	// TODO: free pixcolours, colours should become part of rxvt_display
101		246
102	delete PixColors;	247	delete PixColors;
		248
		249	displays.put (display);
		250
		251	scr_release ();
		252
		253	/* clear all resources */
		254	for (int i = 0; i < allocated.size (); i++)
		255	free (allocated[i]);
		256
		257	free (selection.text);
		258	// TODO: manage env vars in child only(!)
		259	free (env_windowid);
		260	free (env_display);
		261	free (env_term);
		262	free (env_colorfgbg);
		263	free (locale);
		264	#if 0
		265	free (codeset);
		266	#endif
		267
		268	delete envv;
		269	delete argv;
103	}	270	}
104		271
105	void	272	void
106	rxvt_term::destroy ()	273	rxvt_term::destroy ()
107	{	274	{
		275	if (display)
		276	{
		277	rootwin_ev.stop (display);
		278	termwin_ev.stop (display);
		279	vt_ev.stop (display);
		280	#ifdef USE_XIM
		281	im_destroy ();
		282	im_ev.stop (display);
		283	#endif
		284	#ifdef HAVE_SCROLLBARS
		285	scrollbar_ev.stop (display);
		286	#endif
		287	#ifdef MENUBAR
		288	menubar_ev.stop (display);
		289	#endif
		290	}
		291
108	check_ev.stop ();	292	check_ev.stop ();
109	pty_ev.stop ();	293	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	294	#ifdef CURSOR_BLINK
		295	cursor_blink_ev.stop ();
		296	#endif
		297	#ifdef TEXT_BLINK
112	blink_ev.stop ();	298	text_blink_ev.stop ();
		299	#endif
		300	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		301	cont_scroll_ev.stop ();
		302	#endif
		303	#ifdef SELECTION_SCROLLING
		304	sel_scroll_ev.stop ();
113	#endif	305	#endif
114	#ifdef POINTER_BLANK	306	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	307	pointer_ev.stop ();
116	#endif	308	#endif
117		309
…		…
125		317
126	delete this;	318	delete this;
127	}	319	}
128		320
129	/*----------------------------------------------------------------------*/	321	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */	322	/* rxvt_init () */
131	/* LIBPROTO */	323	bool
132	rxvt_t
133	rxvt_init (int argc, const char *const *argv)	324	rxvt_term::init (int argc, const char *const *argv)
134	{	325	{
135	SET_R (new rxvt_term);	326	SET_R (this);
136	dR;
137		327
138	if (!R->init_vars () || !R->init (argc, argv))	328	if (!init_vars ())
139	{	329	return false;
140	delete R;	330
141	return NULL;	331	/*
		332	* Save and then give up any super-user privileges
		333	* If we need privileges in any area then we must specifically request it.
		334	* We should only need to be root in these cases:
		335	* 1. write utmp entries on some systems
		336	* 2. chown tty on some systems
		337	*/
		338	privileges (SAVE);
		339	privileges (IGNORE);
		340
		341	init_secondary ();
		342
		343	const char **cmd_argv = init_resources (argc, argv);
		344
		345	set_locale ("");
		346
		347	#if MENUBAR_MAX
		348	menubar_read (rs[Rs_menu]);
		349	#endif
		350	#ifdef HAVE_SCROLLBARS
		351	if (Options & Opt_scrollBar)
		352	scrollBar.setIdle (); /* set existence for size calculations */
		353	#endif
		354
		355	create_windows (argc, argv);
		356
		357	init_xlocale ();
		358
		359	scr_reset (); /* initialize screen */
		360
		361	#if 0
		362	XSynchronize (display->display, True);
		363	#endif
		364
		365	#ifdef HAVE_SCROLLBARS
		366	if (Options & Opt_scrollBar)
		367	resize_scrollbar (); /* create and map scrollbar */
		368	#endif
		369	#if (MENUBAR_MAX)
		370	if (menubar_visible ())
		371	XMapWindow (display->display, menuBar.win);
		372	#endif
		373	#ifdef TRANSPARENT
		374	if (Options & Opt_transparent)
142	}	375	{
		376	XSelectInput (display->display, display->root, PropertyChangeMask);
		377	check_our_parents ();
		378	}
		379	#endif
143		380
		381	rootwin_ev.start (display, display->root);
		382
		383	XMapWindow (display->display, TermWin.vt);
		384	XMapWindow (display->display, TermWin.parent[0]);
		385
		386	init_command (cmd_argv);
		387
		388	pty_ev.start (cmd_fd, EVENT_READ);
		389
		390	check_ev.start ();
		391
144	return R;	392	return true;
145	}	393	}
146		394
147	/* EXTPROTO */	395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		396
148	void	397	void
149	rxvt_init_signals ()	398	rxvt_init_signals ()
150	{	399	{
151	/* install exit handler for cleanup */	400	/* install exit handler for cleanup */
152	#if 0	401	#if 0
153	#ifdef HAVE_ATEXIT	402	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);	403	atexit (rxvt_clean_exit);
155	#else	404	#else
156	#endif	405	#endif
157	#endif	406	#endif
158		407
159	struct sigaction sa;	408	struct sigaction sa;
…		…
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);	414	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);	415	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);	416	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);	417	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169		418
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	419	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */	420	/* signal (SIGURG, SIG_DFL); */
172		421
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	422	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	423	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}
176
177	bool
178	rxvt_term::init (int argc, const char *const *argv)
179	{
180	dR;//TODO (scrollbar, setidle)
181
182	/*
183	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems
188	*/
189	rxvt_privileges (this, SAVE);
190	rxvt_privileges (this, IGNORE);
191
192	rxvt_init_secondary (this);
193
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196	#if (MENUBAR_MAX)
197	rxvt_menubar_read (this, rs[Rs_menu]);
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203
204	rxvt_Create_Windows (this, argc, argv);
205
206	rxvt_init_xlocale (this);
207
208	scr_reset (); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}	424	}
249		425
250	/* ------------------------------------------------------------------------- *	426	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *	427	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */	428	* ------------------------------------------------------------------------- */
253	/*	429	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died	430	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/	431	*/
		432
		433	void rxvt_term::child_exited (int pid)
		434	{
		435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		436	if (pid == (*t)->cmd_pid)
		437	{
		438	(*t)->destroy ();
		439	break;
		440	}
		441	}
		442
256	/* ARGSUSED */	443	/* ARGSUSED */
257	/* EXTPROTO */	444	/* EXTPROTO */
258	RETSIGTYPE	445	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))	446	rxvt_Child_signal (int sig __attribute__ ((unused)))
260	{	447	{
261	int pid, save_errno = errno;	448	int pid, save_errno = errno;
		449
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	450	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
263	;	451	rxvt_term::child_exited (pid);
		452
264	errno = save_errno;	453	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}	454	}
271		455
272	/*	456	/*
273	* Catch a fatal signal and tidy up before quitting	457	* Catch a fatal signal and tidy up before quitting
274	*/	458	*/
275	/* EXTPROTO */	459	/* EXTPROTO */
276	RETSIGTYPE	460	RETSIGTYPE
277	rxvt_Exit_signal(int sig)	461	rxvt_Exit_signal (int sig)
278	{	462	{
279	signal(sig, SIG_DFL);	463	signal (sig, SIG_DFL);
280	#ifdef DEBUG_CMD	464	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);	465	rxvt_warn ("caught signal %d, exiting.\n", sig);
282	#endif	466	#endif
283	rxvt_clean_exit();	467	rxvt_clean_exit ();
284	kill(getpid(), sig);	468	kill (getpid (), sig);
285	}	469	}
286		470
287	/* ARGSUSED */
288	/* INTPROTO */	471	/* INTPROTO */
289	int	472	int
290	rxvt_xerror_handler(const Display * display	473	rxvt_xerror_handler (Display *display, XErrorEvent *event)
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{	474	{
293	dR;
294
295	if (R->allowedxerror == -1)	475	if (GET_R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;	476	GET_R->allowedxerror = event->error_code;
297	else	477	else
298	{	478	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",	479	old_xerror_handler (display, event);
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();	480	GET_R->destroy ();
304	}	481	}
305		482
306	return 0;	483	return 0;
307	}	484	}
308		485
…		…
313	*/	490	*/
314	/* EXTPROTO */	491	/* EXTPROTO */
315	void	492	void
316	rxvt_clean_exit ()	493	rxvt_clean_exit ()
317	{	494	{
318	dR;	495	// TODO: rxvtd should clean up all ressources
319		496	if (GET_R)
320	R->destroy ();	497	GET_R->destroy ();
321	}	498	}
322		499
323	/* ------------------------------------------------------------------------- *	500	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	501	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	502	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	503	/* EXTPROTO */
327	void *	504	void *
328	rxvt_malloc(size_t size)	505	rxvt_malloc (size_t size)
329	{	506	{
330	void *p;	507	void *p;
331		508
332	p = malloc(size);	509	p = malloc (size);
333	if (p)	510	if (p)
334	return p;	511	return p;
335		512
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	513	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();	514	rxvt_clean_exit ();
338	exit(EXIT_FAILURE);	515	exit (EXIT_FAILURE);
339	/* NOTREACHED */	516	/* NOTREACHED */
340	}	517	}
341		518
342	/* EXTPROTO */	519	/* EXTPROTO */
343	void *	520	void *
344	rxvt_calloc(size_t number, size_t size)	521	rxvt_calloc (size_t number, size_t size)
345	{	522	{
346	void *p;	523	void *p;
347		524
348	p = calloc(number, size);	525	p = calloc (number, size);
349	if (p)	526	if (p)
350	return p;	527	return p;
351		528
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	529	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();	530	rxvt_clean_exit ();
354	exit(EXIT_FAILURE);	531	exit (EXIT_FAILURE);
355	/* NOTREACHED */	532	/* NOTREACHED */
356	}	533	}
357		534
358	/* EXTPROTO */	535	/* EXTPROTO */
359	void *	536	void *
360	rxvt_realloc(void *ptr, size_t size)	537	rxvt_realloc (void *ptr, size_t size)
361	{	538	{
362	void *p;	539	void *p;
363		540
364	if (ptr)	541	if (ptr)
365	p = realloc(ptr, size);	542	p = realloc (ptr, size);
366	else	543	else
367	p = malloc(size);	544	p = malloc (size);
368	if (p)	545	if (p)
369	return p;	546	return p;
370		547
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	548	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();	549	rxvt_clean_exit ();
373	exit(EXIT_FAILURE);	550	exit (EXIT_FAILURE);
374	/* NOTREACHED */	551	/* NOTREACHED */
375	}	552	}
376		553
377	/* ------------------------------------------------------------------------- *	554	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *	555	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */	556	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */	557	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void	558	void
383	rxvt_privileges(pR_ int mode)	559	rxvt_term::privileges (int mode)
384	{	560	{
385	#if ! defined(__CYGWIN32__)	561	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	562	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */	563	/* setreuid () is the poor man's setuid (), seteuid () */
388	# define seteuid(a) setreuid(-1, (a))	564	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))	565	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID	566	# define HAVE_SETEUID
391	# endif	567	# endif
392	# ifdef HAVE_SETEUID	568	# ifdef HAVE_SETEUID
393	switch (mode) {	569	switch (mode)
		570	{
394	case IGNORE:	571	case IGNORE:
395	/*	572	/*
396	* change effective uid/gid - not real uid/gid - so we can switch	573	* change effective uid/gid - not real uid/gid - so we can switch
397	* back to root later, as required	574	* back to root later, as required
398	*/	575	*/
399	seteuid(getuid());	576	seteuid (getuid ());
400	setegid(getgid());	577	setegid (getgid ());
401	break;	578	break;
402	case SAVE:	579	case SAVE:
403	R->euid = geteuid();	580	euid = geteuid ();
404	R->egid = getegid();	581	egid = getegid ();
405	break;	582	break;
406	case RESTORE:	583	case RESTORE:
407	seteuid(R->euid);	584	seteuid (euid);
408	setegid(R->egid);	585	setegid (egid);
409	break;	586	break;
410	}	587	}
411	# else	588	# else
412	switch (mode) {	589	switch (mode)
		590	{
413	case IGNORE:	591	case IGNORE:
414	setuid(getuid());	592	setuid (getuid ());
415	setgid(getgid());	593	setgid (getgid ());
416	/* FALLTHROUGH */	594	/* FALLTHROUGH */
417	case SAVE:	595	case SAVE:
418	/* FALLTHROUGH */	596	/* FALLTHROUGH */
419	case RESTORE:	597	case RESTORE:
420	break;	598	break;
421	}	599	}
422	# endif	600	# endif
423	#endif	601	#endif
424	}	602	}
425		603
426	#ifdef UTMP_SUPPORT	604	#ifdef UTMP_SUPPORT
427	/* EXTPROTO */
428	void	605	void
429	rxvt_privileged_utmp(pR_ char action)	606	rxvt_term::privileged_utmp (char action)
430	{	607	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	608	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
432	action, R->next_utmp_action, getpid()));	609	action, next_utmp_action, getpid ()));
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	610	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)	611	|| (Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')	612	|| ttydev == NULL || *ttydev == '\0')
436	return;	613	return;
437		614
438	rxvt_privileges(aR_ RESTORE);	615	privileges (RESTORE);
439	if (action == SAVE) {	616	if (action == SAVE)
		617	{
440	R->next_utmp_action = RESTORE;	618	next_utmp_action = RESTORE;
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	619	makeutent (ttydev, rs[Rs_display_name]);
		620	}
		621	else
442	} else { /* action == RESTORE */	622	{ /* action == RESTORE */
443	R->next_utmp_action = IGNORE;	623	next_utmp_action = IGNORE;
444	rxvt_cleanutent(aR);	624	cleanutent ();
445	}	625	}
446	rxvt_privileges(aR_ IGNORE);	626	privileges (IGNORE);
447	}	627	}
448	#endif	628	#endif
449		629
450	#ifndef NO_SETOWNER_TTYDEV	630	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void	631	void
453	rxvt_privileged_ttydev(pR_ char action)	632	rxvt_term::privileged_ttydev (char action)
454	{	633	{
455	D_MAIN((stderr,	634	D_MAIN ((stderr,
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	635	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
457	action, R->next_tty_action, getpid()));	636	action, next_tty_action, getpid ()));
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	637	if (next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')	638	|| ttydev == NULL || *ttydev == '\0')
460	return;	639	return;
461		640
462	rxvt_privileges(aR_ RESTORE);	641	privileges (RESTORE);
463		642
464	if (action == SAVE) {	643	if (action == SAVE)
		644	{
465	R->next_tty_action = RESTORE;	645	next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	646	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	647	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	648	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;	649	next_tty_action = IGNORE;
470	else	650	else
471	# endif	651	# endif
		652
472	{	653	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	654	chown (ttydev, getuid (), ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);	655	chmod (ttydev, ttymode);
475	# ifdef HAVE_REVOKE	656	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);	657	revoke (ttydev);
477	# endif	658	# endif
		659
478	}	660	}
		661	}
		662	else
479	} else { /* action == RESTORE */	663	{ /* action == RESTORE */
480	R->next_tty_action = IGNORE;	664	next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	665	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);	666	chmod (ttydev, ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	667	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
484	# else	668	# else
485	chmod(R->ttydev,	669	chmod (ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	670	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);	671	chown (ttydev, 0, 0);
488	# endif	672	# endif
489	}
490		673
		674	}
		675
491	rxvt_privileges(aR_ IGNORE);	676	privileges (IGNORE);
492		677
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	678	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	679	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==	680	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :	681	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,	682	"UNKNOWN ERROR for"), ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	683	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));	684	ttyfd_stat.st_gid));
500	# endif	685	# endif
501	}	686	}
502	#endif	687	#endif
503		688
504	/*----------------------------------------------------------------------*/	689	/*----------------------------------------------------------------------*/
505	/*	690	/*
506	* window size/position calculcations for XSizeHint and other storage.	691	* window size/position calculcations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	692	* if width/height are non-zero then override calculated width/height
508	*/	693	*/
509	/* EXTPROTO */
510	void	694	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	695	rxvt_term::window_calc (unsigned int width, unsigned int height)
512	{	696	{
513	short recalc_x, recalc_y;	697	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	698	int x, y, sb_w, mb_h, flags;
515	unsigned int w, h;	699	unsigned int w, h;
516	unsigned int max_width, max_height;	700	unsigned int max_width, max_height;
517		701
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	702	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	703	TermWin.ncol, TermWin.nrow, szHint.width,
520	R->szHint.height));	704	szHint.height));
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	705	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	706	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	707	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		708
525	recalc_x = recalc_y = 0;	709	recalc_x = recalc_y = 0;
526	flags = 0;	710	flags = 0;
527	if (!R->parsed_geometry) {	711	if (!parsed_geometry)
		712	{
528	R->parsed_geometry = 1;	713	parsed_geometry = 1;
529	if (R->rs[Rs_geometry])	714	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	715	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
531	if (flags & WidthValue) {	716	if (flags & WidthValue)
		717	{
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	718	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
533	R->szHint.flags |= USSize;	719	szHint.flags |= USSize;
534	}	720	}
535	if (flags & HeightValue) {	721	if (flags & HeightValue)
		722	{
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	723	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
537	R->szHint.flags |= USSize;	724	szHint.flags |= USSize;
538	}	725	}
539	if (flags & XValue) {	726	if (flags & XValue)
		727	{
540	R->szHint.x = x;	728	szHint.x = x;
541	R->szHint.flags |= USPosition;	729	szHint.flags |= USPosition;
542	if (flags & XNegative) {	730	if (flags & XNegative)
		731	{
543	recalc_x = 1;	732	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	733	szHint.win_gravity = NorthEastGravity;
545	}	734	}
546	}	735	}
547	if (flags & YValue) {	736	if (flags & YValue)
		737	{
548	R->szHint.y = y;	738	szHint.y = y;
549	R->szHint.flags |= USPosition;	739	szHint.flags |= USPosition;
550	if (flags & YNegative) {	740	if (flags & YNegative)
		741	{
551	recalc_y = 1;	742	recalc_y = 1;
552	if (R->szHint.win_gravity == NorthEastGravity)	743	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	744	szHint.win_gravity = SouthEastGravity;
554	else	745	else
555	R->szHint.win_gravity = SouthWestGravity;	746	szHint.win_gravity = SouthWestGravity;
556	}	747	}
557	}	748	}
558	}	749	}
		750
559	/* TODO: BOUNDS */	751	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	752	TermWin.width = TermWin.ncol * TermWin.fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	753	TermWin.height = TermWin.nrow * TermWin.fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	754	max_width = MAX_COLS * TermWin.fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	755	max_height = MAX_ROWS * TermWin.fheight;
564		756
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	757	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
566		758
567	sb_w = mb_h = 0;	759	sb_w = mb_h = 0;
568	R->window_vt_x = R->window_vt_y = 0;	760	window_vt_x = window_vt_y = TermWin.int_bwidth;
		761
569	if (scrollbar_visible(R)) {	762	if (scrollbar_visible ())
		763	{
570	sb_w = scrollbar_TotalWidth();	764	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	765	szHint.base_width += sb_w;
572	if (!(R->Options & Opt_scrollBar_right))	766	if (!(Options & Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	767	window_vt_x += sb_w;
574	}	768	}
		769
575	if (menubar_visible(R)) {	770	if (menubar_visible ())
		771	{
576	mb_h = menuBar_TotalHeight();	772	mb_h = menuBar_TotalHeight ();
577	R->szHint.base_height += mb_h;	773	szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;	774	window_vt_y += mb_h;
579	}	775	}
		776
580	R->szHint.width_inc = R->TermWin.fwidth;	777	szHint.width_inc = TermWin.fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	778	szHint.height_inc = TermWin.fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	779	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	780	szHint.min_height = szHint.base_height + szHint.height_inc;
584		781
585	if (width && width - R->szHint.base_width < max_width) {	782	if (width && width - szHint.base_width < max_width)
		783	{
586	R->szHint.width = width;	784	szHint.width = width;
587	R->TermWin.width = width - R->szHint.base_width;	785	TermWin.width = width - szHint.base_width;
588	} else {	786	}
		787	else
		788	{
589	MIN_IT(R->TermWin.width, max_width);	789	MIN_IT (TermWin.width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	790	szHint.width = szHint.base_width + TermWin.width;
591	}	791	}
		792
592	if (height && height - R->szHint.base_height < max_height) {	793	if (height && height - szHint.base_height < max_height)
		794	{
593	R->szHint.height = height;	795	szHint.height = height;
594	R->TermWin.height = height - R->szHint.base_height;	796	TermWin.height = height - szHint.base_height;
595	} else {	797	}
		798	else
		799	{
596	MIN_IT(R->TermWin.height, max_height);	800	MIN_IT (TermWin.height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	801	szHint.height = szHint.base_height + TermWin.height;
598	}	802	}
		803
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	804	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	805	window_sb_x = szHint.width - sb_w;
601		806
602	if (recalc_x)	807	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	808	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	809	- szHint.width - 2 * TermWin.ext_bwidth);
605	if (recalc_y)	810	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	811	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	812	- szHint.height - 2 * TermWin.ext_bwidth);
608		813
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	814	TermWin.ncol = TermWin.width / TermWin.fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	815	TermWin.nrow = TermWin.height / TermWin.fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	816	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	817	TermWin.ncol, TermWin.nrow, szHint.width,
613	R->szHint.height));	818	szHint.height));
614	return;	819	return;
615	}	820	}
616		821
617	/*----------------------------------------------------------------------*/	822	/*----------------------------------------------------------------------*/
618	/*	823	/*
619	* Tell the teletype handler what size the window is.	824	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	825	* Called after a window size change.
621	*/	826	*/
622	void	827	void
623	rxvt_term::tt_winch ()	828	rxvt_term::tt_winch ()
624	{	829	{
625	struct winsize ws;	830	struct winsize ws;
626		831
627	if (cmd_fd < 0)	832	if (cmd_fd < 0)
628	return;	833	return;
629		834
630	ws.ws_col = TermWin.ncol;	835	ws.ws_col = TermWin.ncol;
…		…
632	ws.ws_xpixel = ws.ws_ypixel = 0;	837	ws.ws_xpixel = ws.ws_ypixel = 0;
633	#ifndef DEBUG_SIZE	838	#ifndef DEBUG_SIZE
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	839	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
635	#else	840	#else
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	841	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	842	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
638	# ifdef SIGWINCH	843	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	844	else if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	845	kill (cmd_pid, SIGWINCH);
641	# endif	846	# endif
642	#endif	847	#endif
643	}	848	}
644		849
645	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	851	/* rxvt_change_font () - Switch to a new font */
647	/*	852	/*
648	* init = 1 - initialize	853	* init = 1 - initialize
649	*	854	*
650	* fontname == FONT_UP - switch to bigger font	855	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	856	* fontname == FONT_DN - switch to smaller font
652	*/	857	*/
653	/* EXTPROTO */	858	bool
654	void
655	rxvt_change_font(pR_ int init, const char *fontname)	859	rxvt_term::change_font (const char *fontname)
656	{	860	{
657	}	861	if (fontname == FONT_UP)
		862	{
		863	// TODO
		864	}
		865	else if (fontname == FONT_DN)
		866	{
		867	// TODO
		868	}
		869	else
		870	{
		871	rxvt_fontset *fs = new rxvt_fontset (this);
658		872
659	/* INTPROTO */	873	if (fs && fs->populate (fontname ? fontname : "fixed"))
660	void	874	{
		875	delete TermWin.fontset;
		876	TermWin.fontset = fs;
		877	TermWin.fwidth = fs->base_font ()->width;
		878	TermWin.fheight = fs->base_font ()->height;
		879	TermWin.fbase = fs->base_font ()->ascent;
		880
		881	if (TermWin.parent[0])
		882	{
		883	resize_all_windows (0, 0, 0);
		884	scr_remap_chars ();
		885	scr_touch (true);
		886	}
		887
		888	return true;
		889	}
		890	}
		891
		892	return false;
		893	}
		894
		895	bool
661	rxvt_font_up_down(pR_ int n, int direction)	896	rxvt_term::font_up_down (int n, int direction)
662	{	897	{
		898	return false;
663	}	899	}
664		900
665	/*----------------------------------------------------------------------*/	901	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	902	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	903	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	904	void
670	rxvt_set_title(pR_ const char *str)	905	rxvt_term::set_title (const char *str)
671	{	906	{
672	#ifndef SMART_WINDOW_TITLE	907	#ifdef SMART_WINDOW_TITLE
		908	char *name;
		909
		910	if (!XFetchName (display->display, TermWin.parent[0], &name))
		911	name = NULL;
		912
		913	if (name == NULL || STRCMP (name, str))
		914	#endif
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	915	XStoreName (display->display, TermWin.parent[0], str);
		916
		917	#ifdef SMART_WINDOW_TITLE
		918	if (name)
		919	XFree (name);
		920	#endif
		921	}
		922
		923	void
		924	rxvt_term::set_icon_name (const char *str)
		925	{
		926	#ifdef SMART_WINDOW_TITLE
		927	char *name;
		928
		929	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		930	name = NULL;
		931
		932	if (name == NULL || STRCMP (name, str))
		933	#endif
		934	XSetIconName (display->display, TermWin.parent[0], str);
		935
		936	#ifdef SMART_WINDOW_TITLE
		937	if (name)
		938	XFree (name);
		939	#endif
		940	}
		941
		942	#ifdef XTERM_COLOR_CHANGE
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
		946	rxvt_color xcol;
		947	int i;
		948
		949	if (color == NULL || *color == '\0')
		950	return;
		951
		952	/* handle color aliases */
		953	if (isdigit (*color))
		954	{
		955	i = atoi (color);
		956	if (i >= 8 && i <= 15)
		957	{ /* bright colors */
		958	i -= 8;
		959	# ifndef NO_BRIGHTCOLOR
		960	PixColors[idx] = PixColors[minBrightCOLOR + i];
		961	SET_PIXCOLOR (idx);
		962	goto Done;
		963	# endif
		964
		965	}
		966	if (i >= 0 && i <= 7)
		967	{ /* normal colors */
		968	PixColors[idx] = PixColors[minCOLOR + i];
		969	SET_PIXCOLOR (idx);
		970	goto Done;
		971	}
		972	}
		973
		974	if (!rXParseAllocColor (& xcol, color))
		975	return;
		976
		977	/* XStoreColor (display->display, XCMAP, XColor*); */
		978
		979	/*
		980	* FIXME: should free colors here, but no idea how to do it so instead,
		981	* so just keep gobbling up the colormap
		982	*/
		983	# if 0
		984	for (i = Color_Black; i <= Color_White; i++)
		985	if (PixColors[idx] == PixColors[i])
		986	break;
		987	if (i > Color_White)
		988	{
		989	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		990	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
		991	DisplayPlanes (display->display, display->screen));
		992	}
		993	# endif
		994
		995	PixColors[idx] = xcol;
		996	SET_PIXCOLOR (idx);
		997
		998	/* XSetWindowAttributes attr; */
		999	/* Cursor cursor; */
		1000	Done:
		1001	if (idx == Color_bg && ! (Options & Opt_transparent))
		1002	XSetWindowBackground (display->display, TermWin.vt,
		1003	PixColors[Color_bg]);
		1004
		1005	/* handle Color_BD, scrollbar background, etc. */
		1006
		1007	set_colorfgbg ();
		1008	recolour_cursor ();
		1009	scr_touch (true);
		1010	}
		1011
674	#else	1012	#else
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif
684	}
685
686	/* EXTPROTO */
687	void
688	rxvt_set_iconName(pR_ const char *str)
689	{
690	#ifndef SMART_WINDOW_TITLE
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
692	#else
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif
702	}
703
704	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;
710	int i;
711
712	if (color == NULL || *color == '\0')
713	return;
714
715	/* handle color aliases */
716	if (isdigit(*color)) {
717	i = atoi(color);
718	if (i >= 8 && i <= 15) { /* bright colors */
719	i -= 8;
720	# ifndef NO_BRIGHTCOLOR
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
722	SET_PIXCOLOR(R, idx);
723	goto Done;
724	# endif
725	}
726	if (i >= 0 && i <= 7) { /* normal colors */
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];
728	SET_PIXCOLOR(R, idx);
729	goto Done;
730	}
731	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735
736	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap
739	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750
751	R->PixColors[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753
754	/* XSetWindowAttributes attr; */
755	/* Cursor cursor; */
756	Done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */
762
763	rxvt_set_colorfgbg(aR);
764	rxvt_recolour_cursor(aR);
765	/* the only reasonable way to enforce a clean update */
766	rxvt_scr_poweron(aR);
767	}
768
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1013	# define set_window_color (idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */	1014	#endif /* XTERM_COLOR_CHANGE */
772		1015
773	/* EXTPROTO */
774	void	1016	void
775	rxvt_recolour_cursor(pR)	1017	rxvt_term::recolour_cursor ()
776	{	1018	{
777	rxvt_color xcol[2];	1019	XColor xcol[2];
778		1020
779	#if TODO	1021	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];
780	xcol[0] = R->PixColors[Color_pointer];	1022	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];
781	xcol[1] = R->PixColors[Color_bg];
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1023	XQueryColors (display->display, XCMAP, xcol, 2);
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1024	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
784	#endif
785	}	1025	}
786		1026
787	/*----------------------------------------------------------------------*/	1027	/*----------------------------------------------------------------------*/
788	/*	1028	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	1029	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	1030	*/
791	/* INTPROTO */
792	void	1031	void
793	rxvt_set_colorfgbg(pR)	1032	rxvt_term::set_colorfgbg ()
794	{	1033	{
795	unsigned int i;	1034	unsigned int i;
796	const char *xpmb = "\0";	1035	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1036	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1037
799	R->env_colorfgbg =	1038	env_colorfgbg =
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1039	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
801	STRCPY(fstr, "default");	1040	STRCPY (fstr, "default");
802	STRCPY(bstr, "default");	1041	STRCPY (bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1042	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1043	if (PixColors[Color_fg] == PixColors[i])
		1044	{
805	sprintf(fstr, "%d", (i - Color_Black));	1045	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1046	break;
807	}	1047	}
808	for (i = Color_Black; i <= Color_White; i++)	1048	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1049	if (PixColors[Color_bg] == PixColors[i])
		1050	{
810	sprintf(bstr, "%d", (i - Color_Black));	1051	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1052	#ifdef XPM_BACKGROUND
812	xpmb = "default;";	1053	xpmb = "default;";
813	#endif	1054	#endif
814	break;	1055	break;
815	}	1056	}
		1057
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1058	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818		1059
819	#ifndef NO_BRIGHTCOLOR	1060	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;	1061	colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {	1062	for (i = minCOLOR; i <= maxCOLOR; i++)
		1063	{
822	if (R->PixColors[Color_fg] == R->PixColors[i])	1064	if (PixColors[Color_fg] == PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1065	colorfgbg = SET_FGCOLOR (colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])	1066	if (PixColors[Color_bg] == PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1067	colorfgbg = SET_BGCOLOR (colorfgbg, i);
826	}	1068	}
827	#endif	1069	#endif
828	}	1070	}
829		1071
830	/*----------------------------------------------------------------------*/	1072	/*----------------------------------------------------------------------*/
831	/*	1073	/*
832	* Colour determination for low colour displays, routine from	1074	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>	1075	* Hans de Goede <hans@highrise.nl>
834	*/	1076	*/
835		1077
836	/* EXTPROTO */
837	int	1078	int
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1079	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
839	{	1080	{
840	screen_in_out->set(aR_ colour);
841
842	if (!screen_in_out->set(aR_ colour)) {	1081	if (!screen_in_out->set (display, colour))
843	rxvt_print_error("can't allocate colour: %s", colour);	1082	{
		1083	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
844	return false;	1084	return false;
845	}	1085	}
846		1086
847	return true;	1087	return true;
848	}	1088	}
849		1089
850	/* -------------------------------------------------------------------- *	1090	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1091	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1092	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1093	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1094	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
856	int ignoreparent)
857	{	1095	{
858	int fix_screen;	1096	int fix_screen;
859		1097
860	#ifdef SMART_RESIZE	1098	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1099	int old_width = szHint.width, old_height = szHint.height;
862	#endif	1100	#endif
863		1101
864	rxvt_window_calc(aR_ width, height);	1102	window_calc (width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1103	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1104
866	if (!ignoreparent) {	1105	if (!ignoreparent)
		1106	{
867	#ifdef SMART_RESIZE	1107	#ifdef SMART_RESIZE
868	/*	1108	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1109	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1110	* reposition window on resize depending on placement on screen
871	*/	1111	*/
872	int x, y, x1, y1;	1112	int x, y, x1, y1;
873	int dx, dy;	1113	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1114	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1115	Window unused_cr;
876		1116
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1117	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1118	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1119	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1120	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1121	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1122	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1123	* our position for handles and decorations. Counter it
884	*/	1124	*/
885	if (x1 != x || y1 != y) {	1125	if (x1 != x || y1 != y)
		1126	{
886	x -= x1;	1127	x -= x1;
887	y -= y1;	1128	y -= y1;
888	}	1129	}
889		1130
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1131	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1132	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1133	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1134	dy = old_height - szHint.height;
894		1135
895	/* Check position of the center of the window */	1136	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1137	if (x < x1) /* left half */
897	dx = 0;	1138	dx = 0;
898	else if (x == x1) /* exact center */	1139	else if (x == x1) /* exact center */
899	dx /= 2;	1140	dx /= 2;
900	if (y < y1) /* top half */	1141	if (y < y1) /* top half */
901	dy = 0;	1142	dy = 0;
902	else if (y == y1) /* exact center */	1143	else if (y == y1) /* exact center */
903	dy /= 2;	1144	dy /= 2;
904		1145
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1146	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1147	szHint.width, szHint.height);
907	#else	1148	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1149	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1150	#endif
911	}	1151	}
912		1152
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1153	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1154
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1155	if (fix_screen || width != old_width || height != old_height)
		1156	{
916	if (scrollbar_visible(R)) {	1157	if (scrollbar_visible ())
		1158	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1159	XMoveResizeWindow (display->display, scrollBar.win,
		1160	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1161	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1162	resize_scrollbar ();
920	}	1163	}
		1164
921	if (menubar_visible(R))	1165	if (menubar_visible ())
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1166	XMoveResizeWindow (display->display, menuBar.win,
		1167	window_vt_x, 0,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1168	TermWin_TotalWidth (), menuBar_TotalHeight ());
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1169
925	R->window_vt_y, TermWin_TotalWidth(),	1170	XMoveResizeWindow (display->display, TermWin.vt,
		1171	window_vt_x, window_vt_y,
926	TermWin_TotalHeight());	1172	TermWin_TotalWidth (), TermWin_TotalHeight ());
927	#ifdef RXVT_GRAPHICS
928	if (R->old_height)
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930	R->old_height - R->szHint.base_height);
931	#endif
932	rxvt_scr_clear(aR);	1173	scr_clear ();
933	#ifdef XPM_BACKGROUND	1174	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);	1175	resize_pixmap ();
935	#endif	1176	#endif
936	}	1177	}
937		1178
938	if (fix_screen || R->old_height == 0) {	1179	if (fix_screen || old_height == 0)
		1180	{
939	int curr_screen = -1;	1181	int curr_screen = -1;
940	uint16_t old_ncol = R->prev_ncol;	1182	int old_ncol = prev_ncol;
941		1183
942	/* scr_reset only works on the primary screen */	1184	/* scr_reset only works on the primary screen */
943	if (R->old_height) /* this is not the first time through */	1185	if (old_height) /* this is not the first time through */
		1186	{
		1187	unsigned int ncol = TermWin.ncol;
		1188	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1189	curr_screen = scr_change_screen (PRIMARY);
945		1190	TermWin.ncol = ncol;
946	R->scr_reset();
947
948	if (curr_screen >= 0) { /* this is not the first time through */
949	rxvt_scr_change_screen(aR_ curr_screen);
950	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
951	}	1191	}
952	}
953		1192
		1193	scr_reset ();
		1194
		1195	if (curr_screen >= 0) /* this is not the first time through */
		1196	{
		1197	scr_change_screen (curr_screen);
		1198	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1199	}
		1200	}
		1201
954	R->old_width = R->szHint.width;	1202	old_width = szHint.width;
955	R->old_height = R->szHint.height;	1203	old_height = szHint.height;
956		1204
957	#ifdef USE_XIM	1205	#ifdef USE_XIM
958	rxvt_IMSetStatusPosition(aR);	1206	IMSetStatusPosition ();
959	#endif	1207	#endif
960	}	1208	}
961		1209
962	/*	1210	/*
963	* Set the width/height of the vt window in characters. Units are pixels.	1211	* Set the width/height of the vt window in characters. Units are pixels.
964	* good for toggling 80/132 columns	1212	* good for toggling 80/132 columns
965	*/	1213	*/
966	/* EXTPROTO */
967	void	1214	void
968	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1215	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
969	{	1216	{
970	XWindowAttributes wattr;	1217	XWindowAttributes wattr;
971		1218
972	if (width == 0 || height == 0) {	1219	if (width == 0 || height == 0)
		1220	{
973	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1221	XGetWindowAttributes (display->display, display->root, &wattr);
974	if (width == 0)	1222	if (width == 0)
975	width = wattr.width - R->szHint.base_width;	1223	width = wattr.width - szHint.base_width;
976	if (height == 0)	1224	if (height == 0)
977	height = wattr.height - R->szHint.base_height;	1225	height = wattr.height - szHint.base_height;
978	}	1226	}
979	if (width != R->TermWin.width || height != R->TermWin.height) {	1227	if (width != TermWin.width || height != TermWin.height)
		1228	{
980	width += R->szHint.base_width;	1229	width += szHint.base_width;
981	height += R->szHint.base_height;	1230	height += szHint.base_height;
982	rxvt_resize_all_windows(aR_ width, height, 0);	1231	resize_all_windows (width, height, 0);
983	}	1232	}
984	}	1233	}
985		1234
986	/* -------------------------------------------------------------------- *	1235	/* -------------------------------------------------------------------- *
987	* - X INPUT METHOD ROUTINES - *	1236	* - X INPUT METHOD ROUTINES - *
988	* -------------------------------------------------------------------- */	1237	* -------------------------------------------------------------------- */
989	#ifdef USE_XIM	1238	#ifdef USE_XIM
990	/* INTPROTO */	1239
991	void	1240	void
992	rxvt_setSize(pR_ XRectangle * size)	1241	rxvt_term::im_set_size (XRectangle *size)
993	{	1242	{
994	size->x = R->TermWin.int_bwidth;	1243	size->x = TermWin.int_bwidth;
995	size->y = R->TermWin.int_bwidth;	1244	size->y = TermWin.int_bwidth;
996	size->width = Width2Pixel(R->TermWin.ncol);	1245	size->width = Width2Pixel (TermWin.ncol);
997	size->height = Height2Pixel(R->TermWin.nrow);	1246	size->height = Height2Pixel (TermWin.nrow);
998	}	1247	}
999		1248
1000	/* INTPROTO */
1001	void	1249	void
1002	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1250	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
1003	{	1251	{
1004	*fg = R->PixColors[Color_fg];	1252	*fg = PixColors[Color_fg];
1005	*bg = R->PixColors[Color_bg];	1253	*bg = PixColors[Color_bg];
1006	}	1254	}
1007		1255
1008	/* Checking whether input method is running. */	1256	/* Checking whether input method is running. */
1009	/* INTPROTO */
1010	Bool	1257	bool
1011	rxvt_IMisRunning(pR)	1258	rxvt_term::IMisRunning ()
1012	{	1259	{
1013	char *p;	1260	char *p;
1014	Atom atom;	1261	Atom atom;
1015	Window win;	1262	Window win;
1016	char server[IMBUFSIZ];	1263	char server[IMBUFSIZ];
1017		1264
1018	/* get current locale modifier */	1265	/* get current locale modifier */
1019	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1266	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1267	{
1020	STRCPY(server, "@server=");	1268	STRCPY (server, "@server=");
1021	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1269	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1022	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1270	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1023	*p = '\0';	1271	*p = '\0';
1024		1272
1025	atom = XInternAtom(R->Xdisplay, server, False);	1273	atom = XInternAtom (display->display, server, False);
1026	win = XGetSelectionOwner(R->Xdisplay, atom);	1274	win = XGetSelectionOwner (display->display, atom);
1027	if (win != None)	1275	if (win != None)
1028	return True;	1276	return True;
1029	}	1277	}
1030	return False;	1278	return False;
1031	}	1279	}
1032		1280
1033	/* EXTPROTO */
1034	void	1281	void
1035	rxvt_IMSendSpot(pR)	1282	rxvt_term::IMSendSpot ()
1036	{	1283	{
1037	XPoint spot;	1284	XPoint spot;
1038	XVaNestedList preedit_attr;	1285	XVaNestedList preedit_attr;
1039		1286
1040	if (R->Input_Context == NULL	1287	if (Input_Context == NULL
1041	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1288	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
1042	|| !(R->event_type == KeyPress	1289	|| ! (event_type == KeyPress
1043	|| R->event_type == Expose	1290	|| event_type == Expose
1044	|| R->event_type == NoExpose	1291	|| event_type == NoExpose
1045	|| R->event_type == SelectionNotify	1292	|| event_type == SelectionNotify
1046	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1293	|| event_type == ButtonRelease || event_type == FocusIn)
1047	|| !rxvt_IMisRunning(aR))	1294	|| !IMisRunning ())
1048	return;	1295	return;
1049		1296
1050	rxvt_setPosition(aR_ & spot);	1297	im_set_position (&spot);
1051		1298
1052	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1299	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1053	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1300	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1054	XFree(preedit_attr);	1301	XFree (preedit_attr);
1055	}	1302	}
1056		1303
1057	/* EXTPROTO */
1058	void	1304	void
1059	rxvt_setTermFontSet(pR_ int idx)
1060	{
1061	char *string;
1062	long length;
1063	int success = 0;
1064
1065	if (idx < 0 || idx >= MAX_NFONTS)
1066	return;
1067	}
1068
1069	/* INTPROTO */
1070	void
1071	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1305	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1072	XRectangle * needed_rect)	1306	XRectangle * needed_rect)
1073	{	1307	{
1074	int mbh, vtx = 0;	1308	int mbh, vtx = 0;
1075		1309
1076	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1310	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1077	vtx = scrollbar_TotalWidth();	1311	vtx = scrollbar_TotalWidth ();
		1312
1078	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1313	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1079	mbh -= R->TermWin.lineSpace;	1314	mbh -= TermWin.lineSpace;
1080		1315
1081	preedit_rect->x = needed_rect->width + vtx;	1316	preedit_rect->x = needed_rect->width + vtx;
1082	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1317	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1083		1318
1084	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1319	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1085	+ vtx;
1086	preedit_rect->height = Height2Pixel(1);	1320	preedit_rect->height = Height2Pixel (1);
1087		1321
1088	status_rect->x = vtx;	1322	status_rect->x = vtx;
1089	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1323	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1090		1324
1091	status_rect->width = needed_rect->width ? needed_rect->width	1325	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1092	: Width2Pixel(R->TermWin.ncol + 1);
1093	status_rect->height = Height2Pixel(1);	1326	status_rect->height = Height2Pixel (1);
1094	}	1327	}
1095		1328
1096	/* ARGSUSED */
1097	/* INTPROTO */
1098	void	1329	void
1099	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1330	rxvt_term::im_destroy ()
1100	__attribute__ ((unused)), XPointer call_data
1101	__attribute__ ((unused)))
1102	{	1331	{
1103	dR;	1332	if (Input_Context)
1104		1333	{
		1334	XDestroyIC (Input_Context);
1105	R->Input_Context = NULL;	1335	Input_Context = NULL;
1106	/* To avoid Segmentation Fault in C locale: Solaris only? */	1336	}
1107	if (STRCMP(R->locale, "C"))	1337
1108	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,	1338	if (input_method)
1109	rxvt_IMInstantiateCallback, NULL);	1339	{
		1340	display->put_xim (input_method);
		1341	input_method = 0;
		1342	}
1110	}	1343	}
1111		1344
1112	/*	1345	/*
1113	* X manual pages and include files don't match on some systems:	1346	* Try to open a XIM with the current modifiers, then see if we can
1114	* some think this is an XIDProc and others an XIMProc so we can't	1347	* open a suitable preedit type
1115	* use the first argument - need to update this to be nice for
1116	* both types via some sort of configure detection
1117	*/	1348	*/
1118	/* ARGSUSED */	1349	bool
1119	/* EXTPROTO */	1350	rxvt_term::IM_get_IC (const char *modifiers)
1120	void
1121	rxvt_IMInstantiateCallback(Display * unused
1122	__attribute__ ((unused)), XPointer client_data
1123	__attribute__ ((unused)), XPointer call_data
1124	__attribute__ ((unused)))
1125	{	1351	{
1126	dR;	1352	int i, j, found;
		1353	XIM xim;
		1354	XPoint spot;
		1355	XRectangle rect, status_rect, needed_rect;
		1356	unsigned long fg, bg;
		1357	const char *p;
		1358	char **s;
		1359	XIMStyles *xim_styles;
		1360	XVaNestedList preedit_attr, status_attr;
		1361
		1362	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1363	return false;
		1364
		1365	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1366	input_method = display->get_xim (locale, modifiers);
		1367	if (input_method == NULL)
		1368	return false;
		1369
		1370	xim = input_method->xim;
		1371
		1372	xim_styles = NULL;
		1373	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1374	|| !xim_styles || !xim_styles->count_styles)
		1375	{
		1376	display->put_xim (input_method);
		1377	return false;
		1378	}
		1379
		1380	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
		1381	s = rxvt_splitcommastring (p);
		1382	for (i = found = 0; !found && s[i]; i++)
		1383	{
		1384	if (!STRCMP (s[i], "OverTheSpot"))
		1385	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1386	else if (!STRCMP (s[i], "OffTheSpot"))
		1387	input_style = (XIMPreeditArea | XIMStatusArea);
		1388	else if (!STRCMP (s[i], "Root"))
		1389	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1390
		1391	for (j = 0; j < xim_styles->count_styles; j++)
		1392	if (input_style == xim_styles->supported_styles[j])
		1393	{
		1394	found = 1;
		1395	break;
		1396	}
		1397	}
		1398
		1399	for (i = 0; s[i]; i++)
		1400	free (s[i]);
		1401
		1402	free (s);
		1403	XFree (xim_styles);
		1404
		1405	if (!found)
		1406	{
		1407	display->put_xim (input_method);
		1408	return false;
		1409	}
		1410
		1411	preedit_attr = status_attr = NULL;
		1412
		1413	if (input_style & XIMPreeditPosition)
		1414	{
		1415	im_set_size (&rect);
		1416	im_set_position (&spot);
		1417	im_set_color (&fg, &bg);
		1418
		1419	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1420	XNSpotLocation, &spot,
		1421	XNForeground, fg, XNBackground, bg,
		1422	//XNFontSet, TermWin.fontset,
		1423	NULL);
		1424	}
		1425	else if (input_style & XIMPreeditArea)
		1426	{
		1427	im_set_color (&fg, &bg);
		1428
		1429	/*
		1430	* The necessary width of preedit area is unknown
		1431	* until create input context.
		1432	*/
		1433	needed_rect.width = 0;
		1434
		1435	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1436
		1437	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1438	XNForeground, fg, XNBackground, bg,
		1439	//XNFontSet, TermWin.fontset,
		1440	NULL);
		1441	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1442	XNForeground, fg, XNBackground, bg,
		1443	//XNFontSet, TermWin.fontset,
		1444	NULL);
		1445	}
		1446
		1447	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1448	XNClientWindow, TermWin.parent[0],
		1449	XNFocusWindow, TermWin.parent[0],
		1450	preedit_attr ? XNPreeditAttributes : NULL,
		1451	preedit_attr,
		1452	status_attr ? XNStatusAttributes : NULL,
		1453	status_attr, NULL);
		1454	if (preedit_attr) XFree (preedit_attr);
		1455	if (status_attr) XFree (status_attr);
		1456
		1457	if (Input_Context == NULL)
		1458	{
		1459	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1460	display->put_xim (input_method);
		1461	return false;
		1462	}
		1463
		1464	if (input_style & XIMPreeditArea)
		1465	IMSetStatusPosition ();
		1466
		1467	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1468	return true;
		1469	}
		1470
		1471	void
		1472	rxvt_term::im_cb ()
		1473	{
1127	int i, found, had_im;	1474	int i, found, had_im;
1128	const char *p;	1475	const char *p;
1129	char **s;	1476	char **s;
1130	char buf[IMBUFSIZ];	1477	char buf[IMBUFSIZ];
1131		1478
		1479	im_destroy ();
		1480
1132	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1481	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1133	if (R->Input_Context)	1482	if (Input_Context)
1134	return;	1483	return;
1135		1484
		1485	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1486	if (rs[Rs_imLocale])
		1487	SET_LOCALE (rs[Rs_imLocale]);
		1488	#endif
		1489
1136	p = R->rs[Rs_inputMethod];	1490	p = rs[Rs_inputMethod];
1137	if (p && *p)	1491	if (p && *p)
1138	{	1492	{
1139	bool found = false;	1493	bool found = false;
1140		1494
1141	s = rxvt_splitcommastring (p);	1495	s = rxvt_splitcommastring (p);
…		…
1143	{	1497	{
1144	if (*s[i])	1498	if (*s[i])
1145	{	1499	{
1146	STRCPY (buf, "@im=");	1500	STRCPY (buf, "@im=");
1147	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1501	STRNCAT (buf, s[i], IMBUFSIZ - 5);
1148	if ((p = XSetLocaleModifiers (buf)) && *p	1502	if (IM_get_IC (buf))
1149	&& rxvt_IM_get_IC (aR))
1150	{	1503	{
1151	found = true;	1504	found = true;
1152	break;	1505	break;
1153	}	1506	}
1154	}	1507	}
1155	}	1508	}
1156	for (i = 0; s[i]; i++)	1509	for (i = 0; s[i]; i++)
1157	free(s[i]);	1510	free (s[i]);
1158	free(s);	1511	free (s);
1159		1512
1160	if (found)	1513	if (found)
1161	return;	1514	goto done;
1162	}	1515	}
1163		1516
1164	/* try with XMODIFIERS env. var. */	1517	/* try with XMODIFIERS env. var. */
1165	if ((p = XSetLocaleModifiers ("")) && *p	1518	if (IM_get_IC (""))
1166	&& rxvt_IM_get_IC (aR))	1519	goto done;
		1520
		1521	/* try with no modifiers base IF the user didn't specify an IM */
		1522	if (IM_get_IC ("@im=none"))
		1523	goto done;
		1524
		1525	done:
		1526	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1527	if (rs[Rs_imLocale])
		1528	SET_LOCALE (locale);
		1529	#endif
		1530	}
		1531
		1532	void
		1533	rxvt_term::IMSetStatusPosition ()
		1534	{
		1535	XRectangle preedit_rect, status_rect, *needed_rect;
		1536	XVaNestedList preedit_attr, status_attr;
		1537
		1538	if (Input_Context == NULL
		1539	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
		1540	|| !IMisRunning ())
1167	return;	1541	return;
1168		1542
1169	/* try with no modifiers base IF the user didn't specify an IM */
1170	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1171	&& rxvt_IM_get_IC (aR) == True)
1172	return;
1173	}
1174
1175	/*
1176	* Try to open a XIM with the current modifiers, then see if we can
1177	* open a suitable preedit type
1178	*/
1179	/* INTPROTO */
1180	Bool
1181	rxvt_IM_get_IC(pR)
1182	{
1183	int i, j, found;
1184	XIM xim;
1185	XPoint spot;
1186	XRectangle rect, status_rect, needed_rect;
1187	unsigned long fg, bg;
1188	const char *p;
1189	char **s;
1190	XIMStyles *xim_styles;
1191	XVaNestedList preedit_attr, status_attr;
1192	XIMCallback ximcallback;
1193
1194	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1195	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1196	if (xim == NULL)
1197	return False;
1198
1199	xim_styles = NULL;
1200	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1201	|| !xim_styles || !xim_styles->count_styles) {
1202	XCloseIM(xim);
1203	return False;
1204	}
1205
1206	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1207	: "OverTheSpot,OffTheSpot,Root";
1208	s = rxvt_splitcommastring(p);
1209	for (i = found = 0; !found && s[i]; i++) {
1210	if (!STRCMP(s[i], "OverTheSpot"))
1211	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1212	else if (!STRCMP(s[i], "OffTheSpot"))
1213	R->input_style = (XIMPreeditArea | XIMStatusArea);
1214	else if (!STRCMP(s[i], "Root"))
1215	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1216
1217	for (j = 0; j < xim_styles->count_styles; j++)
1218	if (R->input_style == xim_styles->supported_styles[j]) {
1219	found = 1;
1220	break;
1221	}
1222	}
1223	for (i = 0; s[i]; i++)
1224	free(s[i]);
1225	free(s);
1226	XFree(xim_styles);
1227
1228	if (!found) {
1229	XCloseIM(xim);
1230	return False;
1231	}
1232
1233	ximcallback.callback = rxvt_IMDestroyCallback;
1234
1235	/* XXX: not sure why we need this (as well as IC one below) */
1236	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1237
1238	preedit_attr = status_attr = NULL;
1239
1240	if (R->input_style & XIMPreeditPosition) {
1241	rxvt_setSize(aR_ & rect);
1242	rxvt_setPosition(aR_ & spot);
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1246	XNSpotLocation, &spot,
1247	XNForeground, fg, XNBackground, bg,
1248	//XNFontSet, R->TermWin.fontset,
1249	NULL);
1250	} else if (R->input_style & XIMPreeditArea) {
1251	rxvt_setColor(aR_ & fg, &bg);
1252
1253	/*
1254	* The necessary width of preedit area is unknown
1255	* until create input context.
1256	*/
1257	needed_rect.width = 0;
1258
1259	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1260
1261	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1262	XNForeground, fg, XNBackground, bg,
1263	//XNFontSet, R->TermWin.fontset,
1264	NULL);
1265	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1266	XNForeground, fg, XNBackground, bg,
1267	//XNFontSet, R->TermWin.fontset,
1268	NULL);
1269	}
1270	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1271	XNClientWindow, R->TermWin.parent[0],
1272	XNFocusWindow, R->TermWin.parent[0],
1273	XNDestroyCallback, &ximcallback,
1274	preedit_attr ? XNPreeditAttributes : NULL,
1275	preedit_attr,
1276	status_attr ? XNStatusAttributes : NULL,
1277	status_attr, NULL);
1278	if (preedit_attr)
1279	XFree(preedit_attr);
1280	if (status_attr)
1281	XFree(status_attr);
1282	if (R->Input_Context == NULL) {
1283	rxvt_print_error("failed to create input context");
1284	XCloseIM(xim);
1285	return False;
1286	}
1287	if (R->input_style & XIMPreeditArea)
1288	rxvt_IMSetStatusPosition(aR);
1289	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1290	return True;
1291	}
1292
1293	/* EXTPROTO */
1294	void
1295	rxvt_IMSetStatusPosition(pR)
1296	{
1297	XRectangle preedit_rect, status_rect, *needed_rect;
1298	XVaNestedList preedit_attr, status_attr;
1299
1300	if (R->Input_Context == NULL
1301	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1302	|| !rxvt_IMisRunning(aR))
1303	return;
1304
1305	/* Getting the necessary width of preedit area */	1543	/* Getting the necessary width of preedit area */
1306	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1544	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1545	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308	XFree(status_attr);	1546	XFree (status_attr);
1309		1547
1310	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1548	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1311		1549
1312	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1550	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1551	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314		1552
1315	XSetICValues(R->Input_Context,	1553	XSetICValues (Input_Context,
1316	XNPreeditAttributes, preedit_attr,	1554	XNPreeditAttributes, preedit_attr,
1317	XNStatusAttributes, status_attr, NULL);	1555	XNStatusAttributes, status_attr, NULL);
1318		1556
1319	XFree(preedit_attr);	1557	XFree (preedit_attr);
1320	XFree(status_attr);	1558	XFree (status_attr);
1321	}	1559	}
1322	#endif /* USE_XIM */	1560	#endif /* USE_XIM */
1323		1561
1324	/*----------------------------------------------------------------------*/	1562	/*----------------------------------------------------------------------*/
1325	rxvt_t rxvt_current_term;	1563	rxvt_t rxvt_current_term;

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