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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.16 by pcg, Thu Dec 18 07:31:19 2003 UTC vs.
Revision 1.108 by root, Wed Aug 25 05:03:33 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.16 2003/12/18 07:31:19 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#include <cstring>	47	#include <cstring>
48		48
		49	vector<rxvt_term *> rxvt_term::termlist;
		50
49	static char curlocale[128];	51	static char curlocale[128];
50		52
51	void	53	bool
52	rxvt_set_locale (const char *locale)	54	rxvt_set_locale (const char *locale)
53	{	55	{
54	if (locale && STRNCMP (locale, curlocale, 128))	56	if (!locale || !strncmp (locale, curlocale, 128))
55	{	57	return false;
		58
56	STRNCPY (curlocale, locale, 128);	59	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	60	setlocale (LC_CTYPE, curlocale);
		61	return true;
		62	}
		63
		64	#if ENABLE_COMBINING
		65	class rxvt_composite_vec rxvt_composite;
		66
		67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		68	{
		69	compose_char *cc;
		70
		71	// break compose chains, as stupid readline really likes to duplicate
		72	// composing characters for some reason near the end of a line.
		73	cc = (*this)[c1];
		74	while (cc)
58	}	75	{
59	}	76	if (cc->c2 == c2) return c1;
		77	cc = (*this)[cc->c1];
		78	}
60		79
61	void *	80	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	81	for (cc = v.end (); cc-- > v.begin (); )
63	{	82	{
64	void *p = malloc (s);	83	if (cc->c1 == c1 && cc->c2 == c2)
		84	return COMPOSE_LO + (cc - v.begin ());
		85	}
65		86
66	MEMSET (p, 0, s);	87	// allocate a new combination
		88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		89	{
		90	static int seen;
		91
		92	if (!seen++)
		93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		94
		95	return REPLACEMENT_CHAR;
		96	}
		97
		98	v.push_back (compose_char (c1, c2));
		99
		100	return v.size () - 1 + COMPOSE_LO;
		101	}
		102
		103	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		104	{
		105	compose_char *cc = (*this)[c];
		106
		107	if (!cc)
		108	{
		109	if (r) *r = c;
		110	return 1;
		111	}
		112
		113	int len = expand (cc->c1, r);
		114
		115	if (r) r += len;
		116
		117	if (cc->c2 != NOCHAR)
		118	{
		119	len++;
		120	if (r) *r++ = cc->c2;
		121	}
		122
67	return p;	123	return len;
68	}
69		124
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	125	}
		126	#endif
75		127
76	rxvt_term::rxvt_term ()	128	rxvt_term::rxvt_term ()
77	: pty_ev (this, &rxvt_term::pty_cb),	129	:
		130	#if TRANSPARENT
		131	rootwin_ev (this, &rxvt_term::rootwin_cb),
		132	#endif
		133	#ifdef HAVE_SCROLLBARS
		134	scrollbar_ev (this, &rxvt_term::x_cb),
		135	#endif
		136	#ifdef MENUBAR
		137	menubar_ev (this, &rxvt_term::x_cb),
		138	#endif
78	#ifdef CURSOR_BLINK	139	#ifdef CURSOR_BLINK
		140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		141	#endif
		142	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	143	text_blink_ev (this, &rxvt_term::text_blink_cb),
		144	#endif
		145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		147	#endif
		148	#ifdef SELECTION_SCROLLING
		149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		150	#endif
		151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	153	#endif
81	#ifdef POINTER_BLANK	154	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	155	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	156	#endif
		157	#ifdef USE_XIM
		158	im_ev (this, &rxvt_term::im_cb),
		159	#endif
		160	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	161	vt_ev (this, &rxvt_term::x_cb),
		162	check_ev (this, &rxvt_term::check_cb),
		163	flush_ev (this, &rxvt_term::flush_cb),
85	destroy_ev (this, &rxvt_term::destroy_cb),	164	destroy_ev (this, &rxvt_term::destroy_cb),
86	check_ev (this, &rxvt_term::check_cb),	165	pty_ev (this, &rxvt_term::pty_cb),
87	incr_ev (this, &rxvt_term::incr_cb)	166	incr_ev (this, &rxvt_term::incr_cb)
88	{	167	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		169
		170	termlist.push_back (this);
90	}	171	}
91		172
92	rxvt_term::~rxvt_term ()	173	rxvt_term::~rxvt_term ()
93	{	174	{
		175	termlist.erase (find (termlist.begin (), termlist.end(), this));
		176
		177	if (cmd_pid)
		178	kill (-cmd_pid, SIGHUP);
		179
		180	pty.put ();
		181
		182	#ifdef UTMP_SUPPORT
		183	privileged_utmp (RESTORE);
		184	#endif
		185
		186	#if ENABLE_STYLES
		187	for (int i = RS_styleCount; --i; )
		188	if (TermWin.fontset[i] != TermWin.fontset[0])
		189	delete TermWin.fontset[i];
		190	#endif
		191	delete TermWin.fontset[0];
		192
		193	if (display)
		194	{
		195	selection_clear ();
		196
		197	#ifdef USE_XIM
		198	im_destroy ();
		199	#endif
		200	#ifdef MENUBAR
		201	if (menubarGC) XFreeGC (display->display, menubarGC);
		202	#endif
		203	#ifdef XTERM_SCROLLBAR
		204	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		205	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		206	#endif
		207	#ifdef PLAIN_SCROLLBAR
		208	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		209	#endif
		210	#ifdef NEXT_SCROLLBAR
		211	if (blackGC) XFreeGC (display->display, blackGC);
		212	if (whiteGC) XFreeGC (display->display, whiteGC);
		213	if (grayGC) XFreeGC (display->display, grayGC);
		214	if (darkGC) XFreeGC (display->display, darkGC);
		215	if (stippleGC) XFreeGC (display->display, stippleGC);
		216	if (dimple) XFreePixmap (display->display, dimple);
		217	if (upArrow) XFreePixmap (display->display, upArrow);
		218	if (downArrow) XFreePixmap (display->display, downArrow);
		219	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		220	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		221	#endif
		222	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		223	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		224	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		225	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		226	#endif
		227	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		228
		229	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		230	delete menuBar.drawable;
		231	//if (menuBar.win)
		232	// XDestroyWindow (display->display, menuBar.win);
		233	#endif
		234	delete TermWin.drawable;
		235	// destroy all windows
		236	if (TermWin.parent[0])
		237	XDestroyWindow (display->display, TermWin.parent[0]);
		238	}
		239
		240	// TODO: free pixcolours, colours should become part of rxvt_display
		241
		242	delete pix_colors_focused;
		243	#ifdef OFF_FOCUS_FADING
		244	delete pix_colors_unfocused;
		245	#endif
		246
		247	displays.put (display);
		248
94	scr_release ();	249	scr_release ();
95		250
		251	/* clear all resources */
		252	for (int i = 0; i < allocated.size (); i++)
		253	free (allocated[i]);
		254
		255	free (selection.text);
		256	// TODO: manage env vars in child only(!)
		257	free (env_windowid);
		258	free (env_display);
		259	free (env_term);
		260	free (env_colorfgbg);
96	free (locale);	261	free (locale);
		262	#if 0
97	free (codeset);	263	free (codeset);
98
99	#ifndef NO_SETOWNER_TTYDEV
100	rxvt_privileged_ttydev (this, RESTORE);
101	#endif	264	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		265
113	if (cmd_fd >= 0)	266	delete envv;
114	close (cmd_fd);	267	delete argv;
115
116	if (Xfd >= 0)
117	XCloseDisplay (Xdisplay);
118
119	delete PixColors;
120	}	268	}
121		269
122	void	270	void
123	rxvt_term::destroy ()	271	rxvt_term::destroy ()
124	{	272	{
		273	if (destroy_ev.active)
		274	return;
		275
		276	#if ENABLE_OVERLAY
		277	scr_overlay_off ();
		278	#endif
		279
		280	if (display)
		281	{
		282	#if USE_XIM
		283	im_ev.stop (display);
		284	#endif
		285	#if HAVE_SCROLLBARS
		286	scrollbar_ev.stop (display);
		287	#endif
		288	#if MENUBAR
		289	menubar_ev.stop (display);
		290	#endif
		291	#if TRANSPARENT
		292	rootwin_ev.stop (display);
		293	#endif
		294	incr_ev.stop ();
		295	termwin_ev.stop (display);
		296	vt_ev.stop (display);
		297	}
		298
125	check_ev.stop ();	299	check_ev.stop ();
126	pty_ev.stop ();	300	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	301	#ifdef CURSOR_BLINK
		302	cursor_blink_ev.stop ();
		303	#endif
		304	#ifdef TEXT_BLINK
129	blink_ev.stop ();	305	text_blink_ev.stop ();
		306	#endif
		307	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		308	cont_scroll_ev.stop ();
		309	#endif
		310	#ifdef SELECTION_SCROLLING
		311	sel_scroll_ev.stop ();
130	#endif	312	#endif
131	#ifdef POINTER_BLANK	313	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	314	pointer_ev.stop ();
133	#endif	315	#endif
134		316
…		…
142		324
143	delete this;	325	delete this;
144	}	326	}
145		327
146	/*----------------------------------------------------------------------*/	328	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */	329	/* rxvt_init () */
148	/* LIBPROTO */	330	bool
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)	331	rxvt_term::init (int argc, const char *const *argv)
151	{	332	{
152	SET_R (new rxvt_term);	333	SET_R (this);
153	dR;
154		334
155	if (!R->init_vars () || !R->init (argc, argv))	335	if (!init_vars ())
156	{	336	return false;
157	delete R;	337
158	return NULL;	338	init_secondary ();
		339
		340	const char **cmd_argv = init_resources (argc, argv);
		341
		342	set_locale ("");
		343
		344	#if MENUBAR_MAX
		345	menubar_read (rs[Rs_menu]);
		346	#endif
		347	#ifdef HAVE_SCROLLBARS
		348	if (options & Opt_scrollBar)
		349	scrollBar.setIdle (); /* set existence for size calculations */
		350	#endif
		351
		352	create_windows (argc, argv);
		353
		354	init_xlocale ();
		355
		356	scr_reset (); /* initialize screen */
		357
		358	#if 0
		359	XSynchronize (display->display, True);
		360	#endif
		361
		362	#ifdef HAVE_SCROLLBARS
		363	if (options & Opt_scrollBar)
		364	resize_scrollbar (); /* create and map scrollbar */
		365	#endif
		366	#if (MENUBAR_MAX)
		367	if (menubar_visible ())
		368	XMapWindow (display->display, menuBar.win);
		369	#endif
		370	#ifdef TRANSPARENT
		371	if (options & Opt_transparent)
159	}	372	{
		373	XSelectInput (display->display, display->root, PropertyChangeMask);
		374	check_our_parents ();
		375	rootwin_ev.start (display, display->root);
		376	}
		377	#endif
160		378
		379	XMapWindow (display->display, TermWin.vt);
		380	XMapWindow (display->display, TermWin.parent[0]);
		381
		382	set_colorfgbg ();
		383
		384	init_command (cmd_argv);
		385
		386	pty_ev.start (pty.pty, EVENT_READ);
		387
		388	check_ev.start ();
		389
161	return R;	390	return true;
162	}	391	}
163		392
164	/* EXTPROTO */	393	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		394
165	void	395	void
166	rxvt_init_signals ()	396	rxvt_init ()
167	{	397	{
168	/* install exit handler for cleanup */	398	/* install exit handler for cleanup */
169	#if 0	399	#if 0
170	#ifdef HAVE_ATEXIT	400	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);	401	atexit (rxvt_clean_exit);
172	#else	402	#else
173	#endif	403	#endif
174	#endif	404	#endif
		405	/*
		406	* Save and then give up any super-user privileges
		407	* If we need privileges in any area then we must specifically request it.
		408	* We should only need to be root in these cases:
		409	* 1. write utmp entries on some systems
		410	* 2. chown tty on some systems
		411	*/
		412	rxvt_privileges (SAVE);
		413	rxvt_privileges (IGNORE);
175		414
176	struct sigaction sa;	415	struct sigaction sa;
177		416
178	sigfillset (&sa.sa_mask);	417	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;	418	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
…		…
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);	421	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);	422	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);	423	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);	424	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186		425
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	426	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */	427	/* signal (SIGURG, SIG_DFL); */
189		428
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	429	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	430	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	init_secondary ();
208
209	const char **cmd_argv = init_resources (argc, argv);
210
211	set_locale ("");
212
213	#if (MENUBAR_MAX)
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	rxvt_Create_Windows (this, argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}	431	}
266		432
267	/* ------------------------------------------------------------------------- *	433	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *	434	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */	435	* ------------------------------------------------------------------------- */
270	/*	436	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died	437	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/	438	*/
		439
		440	void rxvt_term::child_exited (int pid)
		441	{
		442	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		443	if (pid == (*t)->cmd_pid)
		444	{
		445	(*t)->destroy ();
		446	break;
		447	}
		448	}
		449
273	/* ARGSUSED */	450	/* ARGSUSED */
274	/* EXTPROTO */	451	/* INTPROTO */
275	RETSIGTYPE	452	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))	453	rxvt_Child_signal (int sig __attribute__ ((unused)))
277	{	454	{
278	int pid, save_errno = errno;	455	int pid, save_errno = errno;
		456
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	457	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
280	;	458	rxvt_term::child_exited (pid);
		459
281	errno = save_errno;	460	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}	461	}
288		462
289	/*	463	/*
290	* Catch a fatal signal and tidy up before quitting	464	* Catch a fatal signal and tidy up before quitting
291	*/	465	*/
292	/* EXTPROTO */	466	/* INTPROTO */
293	RETSIGTYPE	467	RETSIGTYPE
294	rxvt_Exit_signal(int sig)	468	rxvt_Exit_signal (int sig)
295	{	469	{
296	signal(sig, SIG_DFL);	470	signal (sig, SIG_DFL);
297	#ifdef DEBUG_CMD	471	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);	472	rxvt_warn ("caught signal %d, exiting.\n", sig);
299	#endif	473	#endif
300	rxvt_clean_exit();	474	rxvt_clean_exit ();
301	kill(getpid(), sig);	475	kill (getpid (), sig);
302	}	476	}
303		477
304	/* ARGSUSED */
305	/* INTPROTO */	478	/* INTPROTO */
306	int	479	int
307	rxvt_xerror_handler(const Display * display	480	rxvt_xerror_handler (Display *display, XErrorEvent *event)
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{	481	{
310	dR;
311
312	if (R->allowedxerror == -1)	482	if (GET_R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;	483	GET_R->allowedxerror = event->error_code;
314	else	484	else
315	{	485	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",	486	old_xerror_handler (display, event);
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();	487	GET_R->destroy ();
321	}	488	}
322		489
323	return 0;	490	return 0;
324	}	491	}
325		492
326	/*----------------------------------------------------------------------*/	493	/*----------------------------------------------------------------------*/
327	/*	494	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	495	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* TODO: if debugging, this should free up any known resources if we can	496	* TODO: if debugging, this should free up any known resources if we can
330	*/	497	*/
331	/* EXTPROTO */	498	/* INTPROTO */
332	void	499	void
333	rxvt_clean_exit ()	500	rxvt_clean_exit ()
334	{	501	{
335	dR;	502	// TODO: rxvtd should clean up all ressources
336		503	if (GET_R)
337	R->destroy ();	504	GET_R->destroy ();
338	}	505	}
339		506
340	/* ------------------------------------------------------------------------- *	507	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	508	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	509	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */	510	/* INTPROTO */
344	void *	511	void *
345	rxvt_malloc(size_t size)	512	rxvt_malloc (size_t size)
346	{	513	{
347	void *p;	514	void *p;
348		515
349	p = malloc(size);	516	p = malloc (size);
350	if (p)	517	if (p)
351	return p;	518	return p;
352		519
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	520	rxvt_fatal ("memory allocation failure. aborting.\n");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */	521	/* NOTREACHED */
357	}	522	}
358		523
359	/* EXTPROTO */	524	/* INTPROTO */
360	void *	525	void *
361	rxvt_calloc(size_t number, size_t size)	526	rxvt_calloc (size_t number, size_t size)
362	{	527	{
363	void *p;	528	void *p;
364		529
365	p = calloc(number, size);	530	p = calloc (number, size);
366	if (p)	531	if (p)
367	return p;	532	return p;
368		533
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	534	rxvt_fatal ("memory allocation failure. aborting.\n");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */	535	/* NOTREACHED */
373	}	536	}
374		537
375	/* EXTPROTO */	538	/* INTPROTO */
376	void *	539	void *
377	rxvt_realloc(void *ptr, size_t size)	540	rxvt_realloc (void *ptr, size_t size)
378	{	541	{
379	void *p;	542	void *p;
380		543
381	if (ptr)	544	if (ptr)
382	p = realloc(ptr, size);	545	p = realloc (ptr, size);
383	else	546	else
384	p = malloc(size);	547	p = malloc (size);
		548
385	if (p)	549	if (p)
386	return p;	550	return p;
387		551
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	552	rxvt_fatal ("memory allocation failure. aborting.\n");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */	553	/* NOTREACHED */
392	}	554	}
393		555
394	/* ------------------------------------------------------------------------- *	556	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *	557	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */	558	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */	559	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void	560	void
400	rxvt_privileges(pR_ int mode)	561	rxvt_privileges (rxvt_privaction action)
401	{	562	{
		563	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		564	static uid_t euid;
		565	static gid_t egid;
		566	#endif
		567
402	#if ! defined(__CYGWIN32__)	568	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	569	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */	570	/* setreuid () is the poor man's setuid (), seteuid () */
405	# define seteuid(a) setreuid(-1, (a))	571	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))	572	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID	573	# define HAVE_SETEUID
408	# endif	574	# endif
409	# ifdef HAVE_SETEUID	575	# ifdef HAVE_SETEUID
410	switch (mode) {	576	switch (action)
		577	{
411	case IGNORE:	578	case IGNORE:
412	/*	579	/*
413	* change effective uid/gid - not real uid/gid - so we can switch	580	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required	581	* back to root later, as required
415	*/	582	*/
416	seteuid(getuid());	583	seteuid (getuid ());
417	setegid(getgid());	584	setegid (getgid ());
418	break;	585	break;
419	case SAVE:	586	case SAVE:
420	R->euid = geteuid();	587	euid = geteuid ();
421	R->egid = getegid();	588	egid = getegid ();
422	break;	589	break;
423	case RESTORE:	590	case RESTORE:
424	seteuid(R->euid);	591	seteuid (euid);
425	setegid(R->egid);	592	setegid (egid);
426	break;	593	break;
427	}	594	}
428	# else	595	# else
429	switch (mode) {	596	switch (action)
		597	{
430	case IGNORE:	598	case IGNORE:
431	setuid(getuid());	599	setuid (getuid ());
432	setgid(getgid());	600	setgid (getgid ());
433	/* FALLTHROUGH */	601	/* FALLTHROUGH */
434	case SAVE:	602	case SAVE:
435	/* FALLTHROUGH */	603	/* FALLTHROUGH */
436	case RESTORE:	604	case RESTORE:
437	break;	605	break;
438	}	606	}
439	# endif	607	# endif
440	#endif	608	#endif
441	}	609	}
442		610
443	#ifdef UTMP_SUPPORT	611	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void	612	void
446	rxvt_privileged_utmp(pR_ char action)	613	rxvt_term::privileged_utmp (rxvt_privaction action)
447	{	614	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)	615	if ((options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')	616	|| !pty.name || !*pty.name)
453	return;	617	return;
454		618
455	rxvt_privileges(aR_ RESTORE);	619	rxvt_privileges (RESTORE);
		620
456	if (action == SAVE) {	621	if (action == SAVE)
457	R->next_utmp_action = RESTORE;	622	makeutent (pty.name, rs[Rs_display_name]);
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	623	else
459	} else { /* action == RESTORE */	624	cleanutent ();
460	R->next_utmp_action = IGNORE;	625
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);	626	rxvt_privileges (IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}	627	}
519	#endif	628	#endif
520		629
521	/*----------------------------------------------------------------------*/	630	/*----------------------------------------------------------------------*/
522	/*	631	/*
523	* window size/position calculcations for XSizeHint and other storage.	632	* window size/position calculcations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	633	* if width/height are non-zero then override calculated width/height
525	*/	634	*/
526	/* EXTPROTO */
527	void	635	void
528	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	636	rxvt_term::window_calc (unsigned int width, unsigned int height)
529	{	637	{
530	short recalc_x, recalc_y;	638	short recalc_x, recalc_y;
531	int x, y, sb_w, mb_h, flags;	639	int x, y, sb_w, mb_h, flags;
532	unsigned int w, h;	640	unsigned int w, h;
533	unsigned int max_width, max_height;	641	unsigned int max_width, max_height;
534		642
535	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	643	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
536	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	644	TermWin.ncol, TermWin.nrow, szHint.width,
537	R->szHint.height));	645	szHint.height));
538	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	646	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
539	R->szHint.win_gravity = NorthWestGravity;	647	szHint.win_gravity = NorthWestGravity;
540	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	648	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
541		649
542	recalc_x = recalc_y = 0;	650	recalc_x = recalc_y = 0;
543	flags = 0;	651	flags = 0;
544	if (!R->parsed_geometry) {	652	if (!parsed_geometry)
		653	{
545	R->parsed_geometry = 1;	654	parsed_geometry = 1;
546	if (R->rs[Rs_geometry])	655	if (rs[Rs_geometry])
547	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
548	if (flags & WidthValue) {	657	if (flags & WidthValue)
		658	{
549	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	659	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
550	R->szHint.flags |= USSize;	660	szHint.flags |= USSize;
551	}	661	}
552	if (flags & HeightValue) {	662	if (flags & HeightValue)
		663	{
553	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	664	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
554	R->szHint.flags |= USSize;	665	szHint.flags |= USSize;
555	}	666	}
556	if (flags & XValue) {	667	if (flags & XValue)
		668	{
557	R->szHint.x = x;	669	szHint.x = x;
558	R->szHint.flags |= USPosition;	670	szHint.flags |= USPosition;
559	if (flags & XNegative) {	671	if (flags & XNegative)
		672	{
560	recalc_x = 1;	673	recalc_x = 1;
561	R->szHint.win_gravity = NorthEastGravity;	674	szHint.win_gravity = NorthEastGravity;
562	}	675	}
563	}	676	}
564	if (flags & YValue) {	677	if (flags & YValue)
		678	{
565	R->szHint.y = y;	679	szHint.y = y;
566	R->szHint.flags |= USPosition;	680	szHint.flags |= USPosition;
567	if (flags & YNegative) {	681	if (flags & YNegative)
		682	{
568	recalc_y = 1;	683	recalc_y = 1;
569	if (R->szHint.win_gravity == NorthEastGravity)	684	if (szHint.win_gravity == NorthEastGravity)
570	R->szHint.win_gravity = SouthEastGravity;	685	szHint.win_gravity = SouthEastGravity;
571	else	686	else
572	R->szHint.win_gravity = SouthWestGravity;	687	szHint.win_gravity = SouthWestGravity;
573	}	688	}
574	}	689	}
575	}	690	}
		691
576	/* TODO: BOUNDS */	692	/* TODO: BOUNDS */
577	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	693	TermWin.width = TermWin.ncol * TermWin.fwidth;
578	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	694	TermWin.height = TermWin.nrow * TermWin.fheight;
579	max_width = MAX_COLS * R->TermWin.fwidth;	695	max_width = MAX_COLS * TermWin.fwidth;
580	max_height = MAX_ROWS * R->TermWin.fheight;	696	max_height = MAX_ROWS * TermWin.fheight;
581		697
582	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	698	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
583		699
584	sb_w = mb_h = 0;	700	sb_w = mb_h = 0;
585	R->window_vt_x = R->window_vt_y = 0;	701	window_vt_x = window_vt_y = TermWin.int_bwidth;
		702
586	if (scrollbar_visible(R)) {	703	if (scrollbar_visible ())
		704	{
587	sb_w = scrollbar_TotalWidth();	705	sb_w = scrollbar_TotalWidth ();
588	R->szHint.base_width += sb_w;	706	szHint.base_width += sb_w;
589	if (!(R->Options & Opt_scrollBar_right))	707	if (!(options & Opt_scrollBar_right))
590	R->window_vt_x = sb_w;	708	window_vt_x += sb_w;
591	}	709	}
		710
592	if (menubar_visible(R)) {	711	if (menubar_visible ())
		712	{
593	mb_h = menuBar_TotalHeight();	713	mb_h = menuBar_TotalHeight ();
594	R->szHint.base_height += mb_h;	714	szHint.base_height += mb_h;
595	R->window_vt_y = mb_h;	715	window_vt_y += mb_h;
596	}	716	}
		717
597	R->szHint.width_inc = R->TermWin.fwidth;	718	szHint.width_inc = TermWin.fwidth;
598	R->szHint.height_inc = R->TermWin.fheight;	719	szHint.height_inc = TermWin.fheight;
599	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	720	szHint.min_width = szHint.base_width + szHint.width_inc;
600	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	721	szHint.min_height = szHint.base_height + szHint.height_inc;
601		722
602	if (width && width - R->szHint.base_width < max_width) {	723	if (width && width - szHint.base_width < max_width)
		724	{
603	R->szHint.width = width;	725	szHint.width = width;
604	R->TermWin.width = width - R->szHint.base_width;	726	TermWin.width = width - szHint.base_width;
605	} else {	727	}
		728	else
		729	{
606	MIN_IT(R->TermWin.width, max_width);	730	MIN_IT (TermWin.width, max_width);
607	R->szHint.width = R->szHint.base_width + R->TermWin.width;	731	szHint.width = szHint.base_width + TermWin.width;
608	}	732	}
		733
609	if (height && height - R->szHint.base_height < max_height) {	734	if (height && height - szHint.base_height < max_height)
		735	{
610	R->szHint.height = height;	736	szHint.height = height;
611	R->TermWin.height = height - R->szHint.base_height;	737	TermWin.height = height - szHint.base_height;
612	} else {	738	}
		739	else
		740	{
613	MIN_IT(R->TermWin.height, max_height);	741	MIN_IT (TermWin.height, max_height);
614	R->szHint.height = R->szHint.base_height + R->TermWin.height;	742	szHint.height = szHint.base_height + TermWin.height;
615	}	743	}
		744
616	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	745	if (scrollbar_visible () && (options & Opt_scrollBar_right))
617	R->window_sb_x = R->szHint.width - sb_w;	746	window_sb_x = szHint.width - sb_w;
618		747
619	if (recalc_x)	748	if (recalc_x)
620	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	749	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
621	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	750	- szHint.width - 2 * TermWin.ext_bwidth);
622	if (recalc_y)	751	if (recalc_y)
623	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	752	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
624	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	753	- szHint.height - 2 * TermWin.ext_bwidth);
625		754
626	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	755	TermWin.ncol = TermWin.width / TermWin.fwidth;
627	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	756	TermWin.nrow = TermWin.height / TermWin.fheight;
628	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	757	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
629	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	758	TermWin.ncol, TermWin.nrow, szHint.width,
630	R->szHint.height));	759	szHint.height));
631	return;	760	return;
632	}	761	}
633		762
634	/*----------------------------------------------------------------------*/	763	/*----------------------------------------------------------------------*/
635	/*	764	/*
636	* Tell the teletype handler what size the window is.	765	* Tell the teletype handler what size the window is.
637	* Called after a window size change.	766	* Called after a window size change.
638	*/	767	*/
639	void	768	void
640	rxvt_term::tt_winch ()	769	rxvt_term::tt_winch ()
641	{	770	{
642	struct winsize ws;	771	if (pty.pty < 0)
643
644	if (cmd_fd < 0)
645	return;	772	return;
		773
		774	struct winsize ws;
646		775
647	ws.ws_col = TermWin.ncol;	776	ws.ws_col = TermWin.ncol;
648	ws.ws_row = TermWin.nrow;	777	ws.ws_row = TermWin.nrow;
649	ws.ws_xpixel = ws.ws_ypixel = 0;	778	ws.ws_xpixel = TermWin.width;
650	#ifndef DEBUG_SIZE	779	ws.ws_ypixel = TermWin.height;
651	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	780	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
652	#else	781
653	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	782	#if 0
654	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	783	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
655	# ifdef SIGWINCH
656	else if (cmd_pid) /* force through to the command */	784	if (cmd_pid) /* force through to the command */
657	kill (cmd_pid, SIGWINCH);	785	kill (cmd_pid, SIGWINCH);
658	# endif
659	#endif	786	#endif
660	}	787	}
661		788
662	/*----------------------------------------------------------------------*/	789	/*----------------------------------------------------------------------*/
663	/* rxvt_change_font() - Switch to a new font */	790	/* set_fonts () - load and set the various fonts
664	/*	791	/*
665	* init = 1 - initialize	792	* init = 1 - initialize
666	*	793	*
667	* fontname == FONT_UP - switch to bigger font	794	* fontname == FONT_UP - switch to bigger font
668	* fontname == FONT_DN - switch to smaller font	795	* fontname == FONT_DN - switch to smaller font
669	*/	796	*/
670	/* EXTPROTO */	797	bool
671	void	798	rxvt_term::set_fonts ()
672	rxvt_change_font(pR_ int init, const char *fontname)
673	{	799	{
674	}	800	rxvt_fontset *fs = new rxvt_fontset (this);
		801	rxvt_fontprop prop;
675		802
676	/* INTPROTO */	803	prop.width = prop.height = prop.weight = prop.slant
677	void	804	= rxvt_fontprop::unset;
678	rxvt_font_up_down(pR_ int n, int direction)	805
679	{	806	if (!fs
		807	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed", prop)
		808	|| !fs->realize_font (1))
		809	{
		810	delete fs;
		811	return false;
		812	}
		813
		814	#if ENABLE_STYLES
		815	for (int i = RS_styleCount; --i; )
		816	if (TermWin.fontset[i] != TermWin.fontset[0])
		817	delete TermWin.fontset[i];
		818	#endif
		819
		820	delete TermWin.fontset[0];
		821	TermWin.fontset[0] = fs;
		822
		823	fs->prop = prop = (*fs)[1]->properties ();
		824
		825	TermWin.fwidth = prop.width;
		826	TermWin.fheight = prop.height;
		827	TermWin.fweight = prop.weight;
		828	TermWin.fslant = prop.slant;
		829	TermWin.fbase = (*fs)[1]->ascent;
		830
		831	for (int style = 1; style < 4; style++)
		832	{
		833	#if ENABLE_STYLES
		834	const char *res = rs[Rs_font + style];
		835
		836	if (res && !*res)
		837	TermWin.fontset[style] = TermWin.fontset[0];
		838	else
		839	{
		840	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		841	rxvt_fontprop prop2 = prop;
		842
		843	if (res)
		844	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		845	else
		846	{
		847	res = TermWin.fontset[0]->fontdesc;
		848
		849	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		850	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		851	}
		852
		853	fs->populate (res, prop2);
		854	}
		855	#else
		856	TermWin.fontset[style] = TermWin.fontset[0];
		857	#endif
		858	}
		859
		860	if (TermWin.parent[0])
		861	{
		862	resize_all_windows (0, 0, 0);
		863	scr_remap_chars ();
		864	scr_touch (true);
		865	}
		866
		867	return true;
680	}	868	}
681		869
682	/*----------------------------------------------------------------------*/	870	/*----------------------------------------------------------------------*/
683	/*----------------------------------------------------------------------*/	871	/*----------------------------------------------------------------------*/
684	/* xterm sequences - title, iconName, color (exptl) */	872	/* xterm sequences - title, iconName, color (exptl) */
685	/* EXTPROTO */
686	void	873	void
687	rxvt_set_title(pR_ const char *str)	874	rxvt_term::set_title (const char *str)
688	{	875	{
689	#ifndef SMART_WINDOW_TITLE	876	#ifdef SMART_WINDOW_TITLE
		877	char *name;
		878
		879	if (!XFetchName (display->display, TermWin.parent[0], &name))
		880	name = NULL;
		881
		882	if (name == NULL || strcmp (name, str))
		883	#endif
690	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	884	XStoreName (display->display, TermWin.parent[0], str);
		885
		886	#ifdef SMART_WINDOW_TITLE
		887	if (name)
		888	XFree (name);
		889	#endif
		890	}
		891
		892	void
		893	rxvt_term::set_icon_name (const char *str)
		894	{
		895	#ifdef SMART_WINDOW_TITLE
		896	char *name;
		897
		898	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		899	name = NULL;
		900
		901	if (name == NULL || strcmp (name, str))
		902	#endif
		903	XSetIconName (display->display, TermWin.parent[0], str);
		904
		905	#ifdef SMART_WINDOW_TITLE
		906	if (name)
		907	XFree (name);
		908	#endif
		909	}
		910
		911	#ifdef XTERM_COLOR_CHANGE
		912	void
		913	rxvt_term::set_window_color (int idx, const char *color)
		914	{
		915	rxvt_color xcol;
		916	int i;
		917
		918	if (color == NULL || *color == '\0')
		919	return;
		920
		921	/* handle color aliases */
		922	if (isdigit (*color))
		923	{
		924	i = atoi (color);
		925	if (i >= 8 && i <= 15)
		926	{ /* bright colors */
		927	i -= 8;
		928	# ifndef NO_BRIGHTCOLOR
		929	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		930	SET_PIXCOLOR (idx);
		931	goto Done;
		932	# endif
		933
		934	}
		935	if (i >= 0 && i <= 7)
		936	{ /* normal colors */
		937	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		938	SET_PIXCOLOR (idx);
		939	goto Done;
		940	}
		941	}
		942
		943	if (!rXParseAllocColor (& xcol, color))
		944	return;
		945
		946	/* XStoreColor (display->display, display->cmap, XColor*); */
		947
		948	/*
		949	* FIXME: should free colors here, but no idea how to do it so instead,
		950	* so just keep gobbling up the colormap
		951	*/
		952	# if 0
		953	for (i = Color_Black; i <= Color_White; i++)
		954	if (pix_colors[idx] == pix_colors[i])
		955	break;
		956	if (i > Color_White)
		957	{
		958	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		959	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		960	DisplayPlanes (display->display, display->screen));
		961	}
		962	# endif
		963
		964	pix_colors_focused[idx] = xcol;
		965	SET_PIXCOLOR (idx);
		966
		967	/* XSetWindowAttributes attr; */
		968	/* Cursor cursor; */
		969	Done:
		970	#ifdef OFF_FOCUS_FADING
		971	if (rs[Rs_fade])
		972	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		973	#endif
		974
		975	/*TODO: handle Color_BD, scrollbar background, etc. */
		976
		977	recolour_cursor ();
		978	scr_recolour ();
		979	}
		980
691	#else	981	#else
692	char *name;
693
694	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif
701	}
702
703	/* EXTPROTO */
704	void
705	rxvt_set_iconName(pR_ const char *str)
706	{
707	#ifndef SMART_WINDOW_TITLE
708	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
709	#else
710	char *name;
711
712	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
713	name = NULL;
714	if (name == NULL || STRCMP(name, str))
715	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
716	if (name)
717	XFree(name);
718	#endif
719	}
720
721	#ifdef XTERM_COLOR_CHANGE
722	/* EXTPROTO */
723	void
724	rxvt_set_window_color(pR_ int idx, const char *color)
725	{
726	rxvt_color xcol;
727	int i;
728
729	if (color == NULL || *color == '\0')
730	return;
731
732	/* handle color aliases */
733	if (isdigit(*color)) {
734	i = atoi(color);
735	if (i >= 8 && i <= 15) { /* bright colors */
736	i -= 8;
737	# ifndef NO_BRIGHTCOLOR
738	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
739	SET_PIXCOLOR(R, idx);
740	goto Done;
741	# endif
742	}
743	if (i >= 0 && i <= 7) { /* normal colors */
744	R->PixColors[idx] = R->PixColors[minCOLOR + i];
745	SET_PIXCOLOR(R, idx);
746	goto Done;
747	}
748	}
749	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
750	return;
751	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
752
753	/*
754	* FIXME: should free colors here, but no idea how to do it so instead,
755	* so just keep gobbling up the colormap
756	*/
757	# if 0
758	for (i = Color_Black; i <= Color_White; i++)
759	if (R->PixColors[idx] == R->PixColors[i])
760	break;
761	if (i > Color_White) {
762	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
763	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
764	DisplayPlanes(R->Xdisplay, Xscreen));
765	}
766	# endif
767
768	R->PixColors[idx] = xcol;
769	SET_PIXCOLOR(R, idx);
770
771	/* XSetWindowAttributes attr; */
772	/* Cursor cursor; */
773	Done:
774	if (idx == Color_bg && !(R->Options & Opt_transparent))
775	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
776	R->PixColors[Color_bg]);
777
778	/* handle Color_BD, scrollbar background, etc. */
779
780	rxvt_set_colorfgbg (aR);
781	R->recolour_cursor ();
782	/* the only reasonable way to enforce a clean update */
783	rxvt_scr_poweron (aR);
784	}
785
786	#else
787	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	982	# define set_window_color (idx,color) ((void)0)
788	#endif /* XTERM_COLOR_CHANGE */	983	#endif /* XTERM_COLOR_CHANGE */
789		984
790	void	985	void
791	rxvt_term::recolour_cursor ()	986	rxvt_term::recolour_cursor ()
792	{	987	{
793	#if TODO
794	rxvt_color xcol[2];	988	XColor xcol[2];
795		989
796	xcol[0] = PixColors[Color_pointer];	990	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
797	xcol[1] = PixColors[Color_bg];	991	? pix_colors_focused[Color_pointer_fg]
798	XQueryColors (Xdisplay, XCMAP, xcol, 2);	992	: pix_colors_focused[Color_fg];
		993	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		994	? pix_colors_focused[Color_pointer_bg]
		995	: pix_colors_focused[Color_bg];
		996
		997	XQueryColors (display->display, display->cmap, xcol, 2);
799	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	998	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
800	#endif
801	}	999	}
802		1000
803	/*----------------------------------------------------------------------*/	1001	/*----------------------------------------------------------------------*/
804	/*	1002	/*
805	* find if fg/bg matches any of the normal (low-intensity) colors	1003	* find if fg/bg matches any of the normal (low-intensity) colors
806	*/	1004	*/
807	/* INTPROTO */
808	void	1005	void
809	rxvt_set_colorfgbg(pR)	1006	rxvt_term::set_colorfgbg ()
810	{	1007	{
811	unsigned int i;	1008	unsigned int i;
812	const char *xpmb = "\0";	1009	const char *xpmb = "\0";
813	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1010	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
814		1011
815	R->env_colorfgbg =
816	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1012	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
817	STRCPY(fstr, "default");	1013	strcpy (fstr, "default");
818	STRCPY(bstr, "default");	1014	strcpy (bstr, "default");
819	for (i = Color_Black; i <= Color_White; i++)	1015	for (i = Color_Black; i <= Color_White; i++)
820	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1016	if (pix_colors[Color_fg] == pix_colors[i])
		1017	{
821	sprintf(fstr, "%d", (i - Color_Black));	1018	sprintf (fstr, "%d", (i - Color_Black));
822	break;	1019	break;
823	}	1020	}
		1021
824	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1023	if (pix_colors[Color_bg] == pix_colors[i])
		1024	{
826	sprintf(bstr, "%d", (i - Color_Black));	1025	sprintf (bstr, "%d", (i - Color_Black));
827	#ifdef XPM_BACKGROUND	1026	#ifdef XPM_BACKGROUND
828	xpmb = "default;";	1027	xpmb = "default;";
829	#endif	1028	#endif
830	break;	1029	break;
831	}	1030	}
		1031
832	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1032	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
833	putenv(R->env_colorfgbg);
834
835	#ifndef NO_BRIGHTCOLOR
836	R->colorfgbg = DEFAULT_RSTYLE;
837	for (i = minCOLOR; i <= maxCOLOR; i++) {
838	if (R->PixColors[Color_fg] == R->PixColors[i])
839	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
840	if (R->PixColors[Color_bg] == R->PixColors[i])
841	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
842	}
843	#endif
844	}	1033	}
845		1034
846	/*----------------------------------------------------------------------*/	1035	/*----------------------------------------------------------------------*/
847	/*	1036	/*
848	* Colour determination for low colour displays, routine from	1037	* Colour determination for low colour displays, routine from
849	* Hans de Goede <hans@highrise.nl>	1038	* Hans de Goede <hans@highrise.nl>
850	*/	1039	*/
851		1040
852	/* EXTPROTO */
853	int	1041	int
854	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1042	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
855	{	1043	{
856	screen_in_out->set(aR_ colour);
857
858	if (!screen_in_out->set(aR_ colour)) {	1044	if (!screen_in_out->set (display, colour))
859	rxvt_print_error("can't allocate colour: %s", colour);	1045	{
		1046	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
860	return false;	1047	return false;
861	}	1048	}
862		1049
863	return true;	1050	return true;
864	}	1051	}
865		1052
866	/* -------------------------------------------------------------------- *	1053	/* -------------------------------------------------------------------- *
867	* - WINDOW RESIZING - *	1054	* - WINDOW RESIZING - *
868	* -------------------------------------------------------------------- */	1055	* -------------------------------------------------------------------- */
869	/* EXTPROTO */
870	void	1056	void
871	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1057	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
872	int ignoreparent)
873	{	1058	{
874	int fix_screen;	1059	int fix_screen;
875		1060
876	#ifdef SMART_RESIZE	1061	#ifdef SMART_RESIZE
877	int old_width = R->szHint.width, old_height = R->szHint.height;	1062	int old_width = szHint.width, old_height = szHint.height;
878	#endif	1063	#endif
879		1064
880	rxvt_window_calc(aR_ width, height);	1065	window_calc (width, height);
881	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1066	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1067
882	if (!ignoreparent) {	1068	if (!ignoreparent)
		1069	{
883	#ifdef SMART_RESIZE	1070	#ifdef SMART_RESIZE
884	/*	1071	/*
885	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1072	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
886	* reposition window on resize depending on placement on screen	1073	* reposition window on resize depending on placement on screen
887	*/	1074	*/
888	int x, y, x1, y1;	1075	int x, y, x1, y1;
889	int dx, dy;	1076	int dx, dy;
890	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1077	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
891	Window unused_cr;	1078	Window unused_cr;
892		1079
893	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1080	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
894	0, 0, &x, &y, &unused_cr);	1081	0, 0, &x, &y, &unused_cr);
895	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1082	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
896	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1083	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
897	/*	1084	/*
898	* if Xroot isn't the parent window, a WM will probably have offset	1085	* if display->root isn't the parent window, a WM will probably have offset
899	* our position for handles and decorations. Counter it	1086	* our position for handles and decorations. Counter it
900	*/	1087	*/
901	if (x1 != x || y1 != y) {	1088	if (x1 != x || y1 != y)
		1089	{
902	x -= x1;	1090	x -= x1;
903	y -= y1;	1091	y -= y1;
904	}	1092	}
905		1093
906	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1094	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
907	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1095	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
908	dx = old_width - R->szHint.width;	1096	dx = old_width - szHint.width;
909	dy = old_height - R->szHint.height;	1097	dy = old_height - szHint.height;
910		1098
911	/* Check position of the center of the window */	1099	/* Check position of the center of the window */
912	if (x < x1) /* left half */	1100	if (x < x1) /* left half */
913	dx = 0;	1101	dx = 0;
914	else if (x == x1) /* exact center */	1102	else if (x == x1) /* exact center */
915	dx /= 2;	1103	dx /= 2;
916	if (y < y1) /* top half */	1104	if (y < y1) /* top half */
917	dy = 0;	1105	dy = 0;
918	else if (y == y1) /* exact center */	1106	else if (y == y1) /* exact center */
919	dy /= 2;	1107	dy /= 2;
920		1108
921	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1109	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
922	R->szHint.width, R->szHint.height);	1110	szHint.width, szHint.height);
923	#else	1111	#else
924	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1112	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
925	R->szHint.height);
926	#endif	1113	#endif
927	}	1114	}
928		1115
929	fix_screen = (R->TermWin.ncol != R->prev_ncol	1116	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
930	|| R->TermWin.nrow != R->prev_nrow);	1117
931	if (fix_screen || width != R->old_width || height != R->old_height) {	1118	if (fix_screen || width != old_width || height != old_height)
		1119	{
932	if (scrollbar_visible(R)) {	1120	if (scrollbar_visible ())
		1121	{
933	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1122	XMoveResizeWindow (display->display, scrollBar.win,
		1123	window_sb_x, 0,
934	0, scrollbar_TotalWidth(), R->szHint.height);	1124	scrollbar_TotalWidth (), szHint.height);
935	rxvt_Resize_scrollBar(aR);	1125	resize_scrollbar ();
936	}	1126	}
		1127
937	if (menubar_visible(R))	1128	if (menubar_visible ())
938	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1129	XMoveResizeWindow (display->display, menuBar.win,
		1130	window_vt_x, 0,
939	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1131	TermWin_TotalWidth (), menuBar_TotalHeight ());
940	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1132
941	R->window_vt_y, TermWin_TotalWidth(),	1133	XMoveResizeWindow (display->display, TermWin.vt,
		1134	window_vt_x, window_vt_y,
942	TermWin_TotalHeight());	1135	TermWin_TotalWidth (), TermWin_TotalHeight ());
943	#ifdef RXVT_GRAPHICS
944	if (R->old_height)
945	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
946	R->old_height - R->szHint.base_height);
947	#endif
948	rxvt_scr_clear(aR);	1136	scr_clear ();
949	#ifdef XPM_BACKGROUND	1137	#ifdef XPM_BACKGROUND
950	rxvt_resize_pixmap(aR);	1138	resize_pixmap ();
951	#endif	1139	#endif
952	}	1140	}
953		1141
954	if (fix_screen || R->old_height == 0) {	1142	if (fix_screen || old_height == 0)
		1143	{
955	int curr_screen = -1;	1144	int curr_screen = -1;
956	uint16_t old_ncol = R->prev_ncol;	1145	int old_ncol = prev_ncol;
957		1146
958	/* scr_reset only works on the primary screen */	1147	/* scr_reset only works on the primary screen */
959	if (R->old_height) /* this is not the first time through */	1148	if (old_height) /* this is not the first time through */
		1149	{
		1150	unsigned int ncol = TermWin.ncol;
		1151	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
960	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1152	curr_screen = scr_change_screen (PRIMARY);
961		1153	TermWin.ncol = ncol;
962	R->scr_reset();
963
964	if (curr_screen >= 0) { /* this is not the first time through */
965	rxvt_scr_change_screen(aR_ curr_screen);
966	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
967	}	1154	}
968	}
969		1155
		1156	scr_reset ();
		1157
		1158	if (curr_screen >= 0) /* this is not the first time through */
		1159	{
		1160	scr_change_screen (curr_screen);
		1161	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1162	}
		1163	}
		1164
970	R->old_width = R->szHint.width;	1165	old_width = szHint.width;
971	R->old_height = R->szHint.height;	1166	old_height = szHint.height;
972		1167
973	#ifdef USE_XIM	1168	#ifdef USE_XIM
974	rxvt_IMSetStatusPosition(aR);	1169	IMSetStatusPosition ();
975	#endif	1170	#endif
976	}	1171	}
977		1172
978	/*	1173	/*
979	* Set the width/height of the vt window in characters. Units are pixels.	1174	* Set the width/height of the vt window in characters. Units are pixels.
980	* good for toggling 80/132 columns	1175	* good for toggling 80/132 columns
981	*/	1176	*/
982	/* EXTPROTO */
983	void	1177	void
984	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1178	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
985	{	1179	{
986	XWindowAttributes wattr;	1180	XWindowAttributes wattr;
987		1181
988	if (width == 0 || height == 0) {	1182	if (width == 0 || height == 0)
		1183	{
989	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1184	XGetWindowAttributes (display->display, display->root, &wattr);
990	if (width == 0)	1185	if (width == 0)
991	width = wattr.width - R->szHint.base_width;	1186	width = wattr.width - szHint.base_width;
992	if (height == 0)	1187	if (height == 0)
993	height = wattr.height - R->szHint.base_height;	1188	height = wattr.height - szHint.base_height;
994	}	1189	}
		1190
995	if (width != R->TermWin.width || height != R->TermWin.height) {	1191	if (width != TermWin.width || height != TermWin.height)
		1192	{
996	width += R->szHint.base_width;	1193	width += szHint.base_width;
997	height += R->szHint.base_height;	1194	height += szHint.base_height;
998	rxvt_resize_all_windows(aR_ width, height, 0);	1195	resize_all_windows (width, height, 0);
999	}	1196	}
1000	}	1197	}
1001		1198
1002	/* -------------------------------------------------------------------- *	1199	/* -------------------------------------------------------------------- *
1003	* - X INPUT METHOD ROUTINES - *	1200	* - X INPUT METHOD ROUTINES - *
1004	* -------------------------------------------------------------------- */	1201	* -------------------------------------------------------------------- */
1005	#ifdef USE_XIM	1202	#ifdef USE_XIM
1006	/* INTPROTO */
1007	void
1008	rxvt_setSize(pR_ XRectangle * size)
1009	{
1010	size->x = R->TermWin.int_bwidth;
1011	size->y = R->TermWin.int_bwidth;
1012	size->width = Width2Pixel(R->TermWin.ncol);
1013	size->height = Height2Pixel(R->TermWin.nrow);
1014	}
1015		1203
1016	/* INTPROTO */
1017	void	1204	void
1018	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1205	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1019	{	1206	{
1020	*fg = R->PixColors[Color_fg];	1207	fg = pix_colors[Color_fg];
1021	*bg = R->PixColors[Color_bg];	1208	bg = pix_colors[Color_bg];
		1209	}
		1210
		1211	void
		1212	rxvt_term::im_set_size (XRectangle &size)
		1213	{
		1214	// the int_bwidth terms make no sense to me
		1215	size.x = TermWin.int_bwidth;
		1216	size.y = TermWin.int_bwidth;
		1217	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1218	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1219	}
		1220
		1221	void
		1222	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1223	XRectangle &status_rect,
		1224	const XRectangle &needed_rect)
		1225	{
		1226	preedit_rect.x = needed_rect.width;
		1227	preedit_rect.y = 0;
		1228	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1229	preedit_rect.height = TermWin.fheight;
		1230
		1231	status_rect.x = 0;
		1232	status_rect.y = 0;
		1233	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1234	status_rect.height = TermWin.fheight;
1022	}	1235	}
1023		1236
1024	/* Checking whether input method is running. */	1237	/* Checking whether input method is running. */
1025	/* INTPROTO */
1026	Bool	1238	bool
1027	rxvt_IMisRunning(pR)	1239	rxvt_term::IMisRunning ()
1028	{	1240	{
1029	char *p;	1241	char *p;
1030	Atom atom;	1242	Atom atom;
1031	Window win;	1243	Window win;
1032	char server[IMBUFSIZ];	1244	char server[IMBUFSIZ];
1033		1245
1034	/* get current locale modifier */	1246	/* get current locale modifier */
1035	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1248	{
1036	STRCPY(server, "@server=");	1249	strcpy (server, "@server=");
1037	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1250	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1251
1038	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1252	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1039	*p = '\0';	1253	*p = '\0';
1040		1254
1041	atom = XInternAtom(R->Xdisplay, server, False);	1255	atom = XInternAtom (display->display, server, False);
1042	win = XGetSelectionOwner(R->Xdisplay, atom);	1256	win = XGetSelectionOwner (display->display, atom);
		1257
1043	if (win != None)	1258	if (win != None)
1044	return True;	1259	return True;
1045	}	1260	}
		1261
1046	return False;	1262	return False;
1047	}	1263	}
1048		1264
1049	/* EXTPROTO */
1050	void	1265	void
1051	rxvt_IMSendSpot(pR)	1266	rxvt_term::IMSendSpot ()
1052	{	1267	{
1053	XPoint spot;	1268	XPoint spot;
1054	XVaNestedList preedit_attr;	1269	XVaNestedList preedit_attr;
1055		1270
1056	if (R->Input_Context == NULL	1271	if (!Input_Context
		1272	|| !TermWin.focus
1057	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1273	|| !(input_style & XIMPreeditPosition)
		1274	#if 0
1058	|| !(R->event_type == KeyPress	1275	|| !(event_type == KeyPress
1059	|| R->event_type == Expose	1276	|| event_type == Expose
1060	|| R->event_type == NoExpose	1277	|| event_type == NoExpose
1061	|| R->event_type == SelectionNotify	1278	|| event_type == SelectionNotify
1062	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1279	|| event_type == ButtonRelease || event_type == FocusIn)
		1280	#endif
1063	|| !rxvt_IMisRunning(aR))	1281	|| !IMisRunning ())
1064	return;	1282	return;
1065		1283
1066	rxvt_setPosition(aR_ & spot);	1284	im_set_position (spot);
1067		1285
1068	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1286	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1069	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1287	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1070	XFree(preedit_attr);	1288	XFree (preedit_attr);
1071	}	1289	}
1072		1290
1073	/* INTPROTO */
1074	void	1291	void
1075	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1292	rxvt_term::im_destroy ()
1076	XRectangle * needed_rect)
1077	{	1293	{
1078	int mbh, vtx = 0;	1294	if (Input_Context)
1079		1295	{
1080	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1296	XDestroyIC (Input_Context);
1081	vtx = scrollbar_TotalWidth();
1082	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1083	mbh -= R->TermWin.lineSpace;
1084
1085	preedit_rect->x = needed_rect->width + vtx;
1086	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1089	+ vtx;
1090	preedit_rect->height = Height2Pixel(1);
1091
1092	status_rect->x = vtx;
1093	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1094
1095	status_rect->width = needed_rect->width ? needed_rect->width
1096	: Width2Pixel(R->TermWin.ncol + 1);
1097	status_rect->height = Height2Pixel(1);
1098	}
1099
1100	/* ARGSUSED */
1101	/* INTPROTO */
1102	void
1103	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1104	__attribute__ ((unused)), XPointer call_data
1105	__attribute__ ((unused)))
1106	{
1107	dR;
1108
1109	R->Input_Context = NULL;	1297	Input_Context = 0;
1110	/* To avoid Segmentation Fault in C locale: Solaris only? */	1298	}
1111	if (STRCMP(R->locale, "C"))	1299
1112	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,	1300	if (input_method)
1113	rxvt_IMInstantiateCallback, NULL);	1301	{
		1302	display->put_xim (input_method);
		1303	input_method = 0;
		1304	}
1114	}	1305	}
1115		1306
1116	/*	1307	/*
1117	* Try to open a XIM with the current modifiers, then see if we can	1308	* Try to open a XIM with the current modifiers, then see if we can
1118	* open a suitable preedit type	1309	* open a suitable preedit type
1119	*/	1310	*/
1120	static Bool	1311	bool
1121	rxvt_IM_get_IC (pR)	1312	rxvt_term::IM_get_IC (const char *modifiers)
1122	{	1313	{
1123	int i, j, found;	1314	int i, j, found;
1124	XIM xim;	1315	XIM xim;
1125	XPoint spot;	1316	XPoint spot;
1126	XRectangle rect, status_rect, needed_rect;	1317	XRectangle rect, status_rect, needed_rect;
1127	unsigned long fg, bg;	1318	unsigned long fg, bg;
1128	const char *p;	1319	const char *p;
1129	char **s;	1320	char **s;
1130	XIMStyles *xim_styles;	1321	XIMStyles *xim_styles;
1131	XVaNestedList preedit_attr, status_attr;
1132	XIMCallback ximcallback;
1133		1322
		1323	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1324	return false;
		1325
1134	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1326	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1135	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1327	input_method = display->get_xim (locale, modifiers);
1136	if (xim == NULL)	1328	if (input_method == NULL)
1137	return False;	1329	return false;
1138		1330
		1331	xim = input_method->xim;
		1332
1139	xim_styles = NULL;	1333	xim_styles = NULL;
1140	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1334	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1141	|| !xim_styles || !xim_styles->count_styles) {	1335	|| !xim_styles || !xim_styles->count_styles)
1142	XCloseIM(xim);	1336	{
		1337	im_destroy ();
1143	return False;	1338	return false;
1144	}	1339	}
1145		1340
1146	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1341	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1147	: "OverTheSpot,OffTheSpot,Root";
1148	s = rxvt_splitcommastring(p);	1342	s = rxvt_splitcommastring (p);
		1343
1149	for (i = found = 0; !found && s[i]; i++) {	1344	for (i = found = 0; !found && s[i]; i++)
		1345	{
1150	if (!STRCMP(s[i], "OverTheSpot"))	1346	if (!strcmp (s[i], "OverTheSpot"))
1151	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1347	input_style = (XIMPreeditPosition | XIMStatusNothing);
1152	else if (!STRCMP(s[i], "OffTheSpot"))	1348	else if (!strcmp (s[i], "OffTheSpot"))
1153	R->input_style = (XIMPreeditArea | XIMStatusArea);	1349	input_style = (XIMPreeditArea | XIMStatusArea);
1154	else if (!STRCMP(s[i], "Root"))	1350	else if (!strcmp (s[i], "Root"))
1155	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1351	input_style = (XIMPreeditNothing | XIMStatusNothing);
1156		1352
1157	for (j = 0; j < xim_styles->count_styles; j++)	1353	for (j = 0; j < xim_styles->count_styles; j++)
1158	if (R->input_style == xim_styles->supported_styles[j]) {	1354	if (input_style == xim_styles->supported_styles[j])
		1355	{
1159	found = 1;	1356	found = 1;
1160	break;	1357	break;
1161	}	1358	}
1162	}	1359	}
		1360
1163	for (i = 0; s[i]; i++)	1361	for (i = 0; s[i]; i++)
1164	free(s[i]);	1362	free (s[i]);
		1363
1165	free(s);	1364	free (s);
1166	XFree(xim_styles);	1365	XFree (xim_styles);
1167		1366
1168	if (!found) {	1367	if (!found)
1169	XCloseIM(xim);	1368	{
		1369	im_destroy ();
1170	return False;	1370	return false;
		1371	}
		1372
		1373	XFontSet fs = 0;
		1374	XVaNestedList preedit_attr = 0, status_attr = 0;
		1375
		1376	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1171	}	1377	{
		1378	// fake us a font-set, please
		1379	char **missing_charset_list;
		1380	int missing_charset_count;
		1381	char *def_string;
		1382	char pat[512];
1172		1383
1173	ximcallback.callback = rxvt_IMDestroyCallback;	1384	sprintf (pat,
		1385	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1386	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1387	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1388	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1389	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1390	"*",
		1391	TermWin.fheight,
		1392	TermWin.fheight + 1, TermWin.fheight - 1,
		1393	TermWin.fheight - 2, TermWin.fheight + 2);
1174		1394
1175	/* XXX: not sure why we need this (as well as IC one below) */	1395	fs = XCreateFontSet (display->display, pat,
1176	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1396	&missing_charset_list, &missing_charset_count, &def_string);
1177		1397
1178	preedit_attr = status_attr = NULL;	1398	if (missing_charset_list)
		1399	XFreeStringList (missing_charset_list);
1179		1400
		1401	if (!fs)
		1402	{
		1403	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1404	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1405	}
		1406	}
		1407
1180	if (R->input_style & XIMPreeditPosition) {	1408	if (input_style & XIMPreeditPosition)
1181	rxvt_setSize(aR_ & rect);	1409	{
1182	rxvt_setPosition(aR_ & spot);	1410	im_set_size (rect);
1183	rxvt_setColor(aR_ & fg, &bg);	1411	im_set_position (spot);
		1412	im_set_color (fg, bg);
1184		1413
1185	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1414	preedit_attr = XVaCreateNestedList (0,
		1415	XNForeground, fg,
		1416	XNBackground, bg,
		1417	XNArea, &rect,
1186	XNSpotLocation, &spot,	1418	XNSpotLocation, &spot,
1187	XNForeground, fg, XNBackground, bg,
1188	//XNFontSet, R->TermWin.fontset,	1419	XNFontSet, fs,
1189	NULL);
1190	} else if (R->input_style & XIMPreeditArea) {
1191	rxvt_setColor(aR_ & fg, &bg);
1192
1193	/*
1194	* The necessary width of preedit area is unknown
1195	* until create input context.
1196	*/
1197	needed_rect.width = 0;
1198
1199	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1200
1201	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1202	XNForeground, fg, XNBackground, bg,
1203	//XNFontSet, R->TermWin.fontset,
1204	NULL);
1205	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1206	XNForeground, fg, XNBackground, bg,
1207	//XNFontSet, R->TermWin.fontset,
1208	NULL);	1420	NULL);
1209	}	1421	}
1210	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1422	else if (input_style & XIMPreeditArea)
		1423	{
		1424	im_set_color (fg, bg);
		1425
		1426	/*
		1427	* The necessary width of preedit area is unknown
		1428	* until create input context.
		1429	*/
		1430	needed_rect.width = 0;
		1431	im_set_preedit_area (rect, status_rect, needed_rect);
		1432
		1433	preedit_attr = XVaCreateNestedList (0,
		1434	XNForeground, fg,
		1435	XNBackground, bg,
		1436	XNArea, &rect,
		1437	XNFontSet, fs,
		1438	NULL);
		1439	status_attr = XVaCreateNestedList (0,
		1440	XNForeground, fg,
		1441	XNBackground, bg,
		1442	XNArea, &status_rect,
		1443	XNFontSet, fs,
		1444	NULL);
		1445	}
		1446
		1447	Input_Context = XCreateIC (xim,
		1448	XNInputStyle, input_style,
1211	XNClientWindow, R->TermWin.parent[0],	1449	XNClientWindow, TermWin.vt,
1212	XNFocusWindow, R->TermWin.parent[0],	1450	XNFocusWindow, TermWin.parent[0],
1213	XNDestroyCallback, &ximcallback,
1214	preedit_attr ? XNPreeditAttributes : NULL,	1451	preedit_attr ? XNPreeditAttributes : NULL,
1215	preedit_attr,	1452	preedit_attr,
1216	status_attr ? XNStatusAttributes : NULL,	1453	status_attr ? XNStatusAttributes : NULL,
1217	status_attr, NULL);	1454	status_attr, NULL);
1218	if (preedit_attr)	1455
1219	XFree(preedit_attr);	1456	if (preedit_attr) XFree (preedit_attr);
1220	if (status_attr)	1457	if (status_attr) XFree (status_attr);
1221	XFree(status_attr);	1458	if (fs) XFreeFontSet (display->display, fs);
		1459
1222	if (R->Input_Context == NULL) {	1460	if (Input_Context == NULL)
1223	rxvt_print_error("failed to create input context");	1461	{
1224	XCloseIM(xim);	1462	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1463	im_destroy ();
1225	return False;	1464	return false;
1226	}	1465	}
		1466
1227	if (R->input_style & XIMPreeditArea)	1467	if (input_style & XIMPreeditArea)
1228	rxvt_IMSetStatusPosition(aR);	1468	IMSetStatusPosition ();
		1469
1229	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1470	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1230	return True;	1471	return true;
1231	}	1472	}
1232		1473
1233	/*
1234	* X manual pages and include files don't match on some systems:
1235	* some think this is an XIDProc and others an XIMProc so we can't
1236	* use the first argument - need to update this to be nice for
1237	* both types via some sort of configure detection
1238	*/
1239	/* ARGSUSED */
1240	/* EXTPROTO */
1241	void	1474	void
1242	rxvt_IMInstantiateCallback(Display * unused	1475	rxvt_term::im_cb ()
1243	__attribute__ ((unused)), XPointer client_data
1244	__attribute__ ((unused)), XPointer call_data
1245	__attribute__ ((unused)))
1246	{	1476	{
1247	dR;
1248	int i, found, had_im;	1477	int i, found, had_im;
1249	const char *p;	1478	const char *p;
1250	char **s;	1479	char **s;
1251	char buf[IMBUFSIZ];	1480	char buf[IMBUFSIZ];
1252		1481
		1482	im_destroy ();
		1483
1253	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1484	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1254	if (R->Input_Context)	1485	if (Input_Context)
1255	return;	1486	return;
1256		1487
1257	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1488	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1258	if (R->rs[Rs_imLocale])	1489	if (rs[Rs_imLocale])
1259	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1490	SET_LOCALE (rs[Rs_imLocale]);
1260	#endif	1491	#endif
1261		1492
1262	p = R->rs[Rs_inputMethod];	1493	p = rs[Rs_inputMethod];
1263	if (p && *p)	1494	if (p && *p)
1264	{	1495	{
1265	bool found = false;	1496	bool found = false;
1266		1497
1267	s = rxvt_splitcommastring (p);	1498	s = rxvt_splitcommastring (p);
1268	for (i = 0; s[i]; i++)	1499	for (i = 0; s[i]; i++)
1269	{	1500	{
1270	if (*s[i])	1501	if (*s[i])
1271	{	1502	{
1272	STRCPY (buf, "@im=");	1503	strcpy (buf, "@im=");
1273	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1504	strncat (buf, s[i], IMBUFSIZ - 5);
1274	if ((p = XSetLocaleModifiers (buf)) && *p	1505	if (IM_get_IC (buf))
1275	&& rxvt_IM_get_IC (aR))
1276	{	1506	{
1277	found = true;	1507	found = true;
1278	break;	1508	break;
1279	}	1509	}
1280	}	1510	}
1281	}	1511	}
1282	for (i = 0; s[i]; i++)	1512	for (i = 0; s[i]; i++)
1283	free(s[i]);	1513	free (s[i]);
1284	free(s);	1514	free (s);
1285		1515
1286	if (found)	1516	if (found)
1287	goto done;	1517	goto done;
1288	}	1518	}
1289		1519
1290	/* try with XMODIFIERS env. var. */	1520	/* try with XMODIFIERS env. var. */
1291	if ((p = XSetLocaleModifiers ("")) && *p	1521	if (IM_get_IC (""))
1292	&& rxvt_IM_get_IC (aR))
1293	goto done;	1522	goto done;
1294		1523
1295	/* try with no modifiers base IF the user didn't specify an IM */	1524	/* try with no modifiers base IF the user didn't specify an IM */
1296	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1525	if (IM_get_IC ("@im=none"))
1297	&& rxvt_IM_get_IC (aR) == True)
1298	goto done;	1526	goto done;
1299		1527
1300	done:	1528	done:
1301	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1529	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1302	if (R->rs[Rs_imLocale])	1530	if (rs[Rs_imLocale])
1303	setlocale (LC_CTYPE, R->locale);	1531	SET_LOCALE (locale);
1304	#endif	1532	#endif
1305	}	1533	}
1306		1534
1307	/* EXTPROTO */
1308	void	1535	void
1309	rxvt_IMSetStatusPosition(pR)	1536	rxvt_term::IMSetStatusPosition ()
1310	{	1537	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;	1538	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;	1539	XVaNestedList preedit_attr, status_attr;
1313		1540
1314	if (R->Input_Context == NULL	1541	if (!Input_Context
		1542	|| !TermWin.focus
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1543	|| !(input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))	1544	|| !IMisRunning ())
1317	return;	1545	return;
1318		1546
1319	/* Getting the necessary width of preedit area */	1547	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1548	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1549	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1550	XFree (status_attr);
1323		1551
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1552	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1553	XFree (needed_rect);
1325		1554
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1555	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1556	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1557
1329	XSetICValues(R->Input_Context,	1558	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1559	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1560	XNStatusAttributes, status_attr, NULL);
1332		1561
1333	XFree(preedit_attr);	1562	XFree (preedit_attr);
1334	XFree(status_attr);	1563	XFree (status_attr);
1335	}	1564	}
1336	#endif /* USE_XIM */	1565	#endif /* USE_XIM */
1337		1566
1338	/*----------------------------------------------------------------------*/	1567	/*----------------------------------------------------------------------*/
1339	rxvt_t rxvt_current_term;	1568	rxvt_t rxvt_current_term;

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