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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 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 1.8 2003/11/27 10:12:10 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),
		177	pty_ev (this, &rxvt_term::pty_cb),
		178	incr_ev (this, &rxvt_term::incr_cb)
72	{	179	{
73	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		181
		182	termlist.push_back (this);
74	}	183	}
75		184
76	rxvt_term::~rxvt_term ()	185	rxvt_term::~rxvt_term ()
77	{	186	{
78	rxvt_scr_release (this);	187	termlist.erase (find (termlist.begin (), termlist.end(), this));
79
80	#ifndef NO_SETOWNER_TTYDEV
81	rxvt_privileged_ttydev (this, RESTORE);
82	#endif
83	#ifdef UTMP_SUPPORT
84	rxvt_privileged_utmp (this, RESTORE);
85	#endif
86	#ifdef USE_XIM
87	if (Input_Context != NULL)
88	{
89	XDestroyIC (Input_Context);
90	Input_Context = NULL;
91	}
92	#endif
93		188
94	if (cmd_fd >= 0)	189	if (cmd_fd >= 0)
95	close (cmd_fd);	190	close (cmd_fd);
96		191
97	if (Xfd >= 0)	192	#ifndef NO_SETOWNER_TTYDEV
98	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
99		246
100	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;
101	}	270	}
102		271
103	void	272	void
104	rxvt_term::destroy ()	273	rxvt_term::destroy ()
105	{	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
		292	check_ev.stop ();
106	pty_ev.stop ();	293	pty_ev.stop ();
107	x_ev.stop ();
108	#ifdef CURSOR_BLINK	294	#ifdef CURSOR_BLINK
		295	cursor_blink_ev.stop ();
		296	#endif
		297	#ifdef TEXT_BLINK
109	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 ();
110	#endif	305	#endif
111	#ifdef POINTER_BLANK	306	#ifdef POINTER_BLANK
112	pointer_ev.stop ();	307	pointer_ev.stop ();
113	#endif	308	#endif
114		309
…		…
122		317
123	delete this;	318	delete this;
124	}	319	}
125		320
126	/*----------------------------------------------------------------------*/	321	/*----------------------------------------------------------------------*/
127	/* rxvt_init() */	322	/* rxvt_init () */
128	/* LIBPROTO */
129	rxvt_t
130	rxvt_init(int argc, const char *const *argv)
131	{
132	SET_R(new rxvt_term);
133	dR;
134
135	if (!R->init_vars () || !R->init (argc, argv))
136	{
137	delete R;
138	return NULL;
139	}
140
141	return R;
142	}
143
144	/* EXTPROTO */
145	void
146	rxvt_init_signals ()
147	{
148	/* install exit handler for cleanup */
149	#if 0
150	#ifdef HAVE_ATEXIT
151	atexit(rxvt_clean_exit);
152	#else
153	# ifdef HAVE_ON_EXIT
154	on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155	# endif
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool	323	bool
177	rxvt_term::init (int argc, const char *const *argv)	324	rxvt_term::init (int argc, const char *const *argv)
178	{	325	{
179	dR;//TODO (scrollbar, setidle)	326	SET_R (this);
		327
		328	if (!init_vars ())
		329	return false;
180		330
181	/*	331	/*
182	* Save and then give up any super-user privileges	332	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.	333	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:	334	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems	335	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems	336	* 2. chown tty on some systems
187	*/	337	*/
188	rxvt_privileges (this, SAVE);	338	privileges (SAVE);
189	rxvt_privileges (this, IGNORE);	339	privileges (IGNORE);
190		340
191	rxvt_init_secondary (this);	341	init_secondary ();
192		342
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	343	const char **cmd_argv = init_resources (argc, argv);
194		344
		345	set_locale ("");
		346
195	#if (MENUBAR_MAX)	347	#if MENUBAR_MAX
196	rxvt_menubar_read (this, rs[Rs_menu]);	348	menubar_read (rs[Rs_menu]);
197	#endif	349	#endif
198	#ifdef HAVE_SCROLLBARS	350	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)	351	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */	352	scrollBar.setIdle (); /* set existence for size calculations */
201	#endif	353	#endif
202		354
203	rxvt_Create_Windows (this, argc, argv);	355	create_windows (argc, argv);
204		356
205	rxvt_init_xlocale (this);	357	init_xlocale ();
206		358
207	rxvt_scr_reset (this); /* initialize screen */	359	scr_reset (); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211		360
212	#if 0	361	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);	362	XSynchronize (display->display, True);
215	#endif
216	#endif	363	#endif
217		364
218	#ifdef HAVE_SCROLLBARS	365	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)	366	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */	367	resize_scrollbar (); /* create and map scrollbar */
221	#endif	368	#endif
222	#if (MENUBAR_MAX)	369	#if (MENUBAR_MAX)
223	if (menubar_visible(r))	370	if (menubar_visible ())
224	XMapWindow (Xdisplay, menuBar.win);	371	XMapWindow (display->display, menuBar.win);
225	#endif	372	#endif
226	#ifdef TRANSPARENT	373	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)	374	if (Options & Opt_transparent)
228	{	375	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);	376	XSelectInput (display->display, display->root, PropertyChangeMask);
230	rxvt_check_our_parents (this);	377	check_our_parents ();
231	}	378	}
232	#endif	379	#endif
		380
		381	rootwin_ev.start (display, display->root);
		382
233	XMapWindow (Xdisplay, TermWin.vt);	383	XMapWindow (display->display, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);	384	XMapWindow (display->display, TermWin.parent[0]);
235		385
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);	386	init_command (cmd_argv);
238		387
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);	388	pty_ev.start (cmd_fd, EVENT_READ);
241		389
242	flush ();	390	check_ev.start ();
243		391
244	return true;	392	return true;
		393	}
		394
		395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		396
		397	void
		398	rxvt_init_signals ()
		399	{
		400	/* install exit handler for cleanup */
		401	#if 0
		402	#ifdef HAVE_ATEXIT
		403	atexit (rxvt_clean_exit);
		404	#else
		405	#endif
		406	#endif
		407
		408	struct sigaction sa;
		409
		410	sigfillset (&sa.sa_mask);
		411	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		412	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		413	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		414	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		415	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		416	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		417	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		418
		419	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		420	/* signal (SIGURG, SIG_DFL); */
		421
		422	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		423	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
245	}	424	}
246		425
247	/* ------------------------------------------------------------------------- *	426	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *	427	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */	428	* ------------------------------------------------------------------------- */
250	/*	429	/*
251	* 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
252	*/	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
253	/* ARGSUSED */	443	/* ARGSUSED */
254	/* EXTPROTO */	444	/* EXTPROTO */
255	RETSIGTYPE	445	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))	446	rxvt_Child_signal (int sig __attribute__ ((unused)))
257	{	447	{
258	int pid, save_errno = errno;	448	int pid, save_errno = errno;
		449
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	450	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
260	;	451	rxvt_term::child_exited (pid);
		452
261	errno = save_errno;	453	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}	454	}
268		455
269	/*	456	/*
270	* Catch a fatal signal and tidy up before quitting	457	* Catch a fatal signal and tidy up before quitting
271	*/	458	*/
272	/* EXTPROTO */	459	/* EXTPROTO */
273	RETSIGTYPE	460	RETSIGTYPE
274	rxvt_Exit_signal(int sig)	461	rxvt_Exit_signal (int sig)
275	{	462	{
276	signal(sig, SIG_DFL);	463	signal (sig, SIG_DFL);
277	#ifdef DEBUG_CMD	464	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);	465	rxvt_warn ("caught signal %d, exiting.\n", sig);
279	#endif	466	#endif
280	rxvt_clean_exit();	467	rxvt_clean_exit ();
281	kill(getpid(), sig);	468	kill (getpid (), sig);
282	}	469	}
283		470
284	/* ARGSUSED */
285	/* INTPROTO */	471	/* INTPROTO */
286	int	472	int
287	rxvt_xerror_handler(const Display * display	473	rxvt_xerror_handler (Display *display, XErrorEvent *event)
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{	474	{
290	dR;
291
292	if (R->allowedxerror == -1)	475	if (GET_R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;	476	GET_R->allowedxerror = event->error_code;
294	else	477	else
295	{	478	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",	479	old_xerror_handler (display, event);
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();	480	GET_R->destroy ();
301	}	481	}
302		482
303	return 0;	483	return 0;
304	}	484	}
305		485
…		…
310	*/	490	*/
311	/* EXTPROTO */	491	/* EXTPROTO */
312	void	492	void
313	rxvt_clean_exit ()	493	rxvt_clean_exit ()
314	{	494	{
315	dR;	495	// TODO: rxvtd should clean up all ressources
316		496	if (GET_R)
317	R->destroy ();	497	GET_R->destroy ();
318	}	498	}
319		499
320	/* ------------------------------------------------------------------------- *	500	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	501	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	502	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	503	/* EXTPROTO */
324	void *	504	void *
325	rxvt_malloc(size_t size)	505	rxvt_malloc (size_t size)
326	{	506	{
327	void *p;	507	void *p;
328		508
329	p = malloc(size);	509	p = malloc (size);
330	if (p)	510	if (p)
331	return p;	511	return p;
332		512
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	513	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();	514	rxvt_clean_exit ();
335	exit(EXIT_FAILURE);	515	exit (EXIT_FAILURE);
336	/* NOTREACHED */	516	/* NOTREACHED */
337	}	517	}
338		518
339	/* EXTPROTO */	519	/* EXTPROTO */
340	void *	520	void *
341	rxvt_calloc(size_t number, size_t size)	521	rxvt_calloc (size_t number, size_t size)
342	{	522	{
343	void *p;	523	void *p;
344		524
345	p = calloc(number, size);	525	p = calloc (number, size);
346	if (p)	526	if (p)
347	return p;	527	return p;
348		528
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	529	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();	530	rxvt_clean_exit ();
351	exit(EXIT_FAILURE);	531	exit (EXIT_FAILURE);
352	/* NOTREACHED */	532	/* NOTREACHED */
353	}	533	}
354		534
355	/* EXTPROTO */	535	/* EXTPROTO */
356	void *	536	void *
357	rxvt_realloc(void *ptr, size_t size)	537	rxvt_realloc (void *ptr, size_t size)
358	{	538	{
359	void *p;	539	void *p;
360		540
361	if (ptr)	541	if (ptr)
362	p = realloc(ptr, size);	542	p = realloc (ptr, size);
363	else	543	else
364	p = malloc(size);	544	p = malloc (size);
365	if (p)	545	if (p)
366	return p;	546	return p;
367		547
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	548	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();	549	rxvt_clean_exit ();
370	exit(EXIT_FAILURE);	550	exit (EXIT_FAILURE);
371	/* NOTREACHED */	551	/* NOTREACHED */
372	}	552	}
373		553
374	/* ------------------------------------------------------------------------- *	554	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *	555	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */	556	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */	557	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void	558	void
380	rxvt_privileges(pR_ int mode)	559	rxvt_term::privileges (int mode)
381	{	560	{
382	#if ! defined(__CYGWIN32__)	561	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	562	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */	563	/* setreuid () is the poor man's setuid (), seteuid () */
385	# define seteuid(a) setreuid(-1, (a))	564	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))	565	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID	566	# define HAVE_SETEUID
388	# endif	567	# endif
389	# ifdef HAVE_SETEUID	568	# ifdef HAVE_SETEUID
390	switch (mode) {	569	switch (mode)
		570	{
391	case IGNORE:	571	case IGNORE:
392	/*	572	/*
393	* 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
394	* back to root later, as required	574	* back to root later, as required
395	*/	575	*/
396	seteuid(getuid());	576	seteuid (getuid ());
397	setegid(getgid());	577	setegid (getgid ());
398	break;	578	break;
399	case SAVE:	579	case SAVE:
400	R->euid = geteuid();	580	euid = geteuid ();
401	R->egid = getegid();	581	egid = getegid ();
402	break;	582	break;
403	case RESTORE:	583	case RESTORE:
404	seteuid(R->euid);	584	seteuid (euid);
405	setegid(R->egid);	585	setegid (egid);
406	break;	586	break;
407	}	587	}
408	# else	588	# else
409	switch (mode) {	589	switch (mode)
		590	{
410	case IGNORE:	591	case IGNORE:
411	setuid(getuid());	592	setuid (getuid ());
412	setgid(getgid());	593	setgid (getgid ());
413	/* FALLTHROUGH */	594	/* FALLTHROUGH */
414	case SAVE:	595	case SAVE:
415	/* FALLTHROUGH */	596	/* FALLTHROUGH */
416	case RESTORE:	597	case RESTORE:
417	break;	598	break;
418	}	599	}
419	# endif	600	# endif
420	#endif	601	#endif
421	}	602	}
422		603
423	#ifdef UTMP_SUPPORT	604	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void	605	void
426	rxvt_privileged_utmp(pR_ char action)	606	rxvt_term::privileged_utmp (char action)
427	{	607	{
428	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)",
429	action, R->next_utmp_action, getpid()));	609	action, next_utmp_action, getpid ()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	610	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)	611	|| (Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')	612	|| ttydev == NULL || *ttydev == '\0')
433	return;	613	return;
434		614
435	rxvt_privileges(aR_ RESTORE);	615	privileges (RESTORE);
436	if (action == SAVE) {	616	if (action == SAVE)
		617	{
437	R->next_utmp_action = RESTORE;	618	next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	619	makeutent (ttydev, rs[Rs_display_name]);
		620	}
		621	else
439	} else { /* action == RESTORE */	622	{ /* action == RESTORE */
440	R->next_utmp_action = IGNORE;	623	next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);	624	cleanutent ();
442	}	625	}
443	rxvt_privileges(aR_ IGNORE);	626	privileges (IGNORE);
444	}	627	}
445	#endif	628	#endif
446		629
447	#ifndef NO_SETOWNER_TTYDEV	630	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void	631	void
450	rxvt_privileged_ttydev(pR_ char action)	632	rxvt_term::privileged_ttydev (char action)
451	{	633	{
452	D_MAIN((stderr,	634	D_MAIN ((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	635	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));	636	action, next_tty_action, getpid ()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	637	if (next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')	638	|| ttydev == NULL || *ttydev == '\0')
457	return;	639	return;
458		640
459	rxvt_privileges(aR_ RESTORE);	641	privileges (RESTORE);
460		642
461	if (action == SAVE) {	643	if (action == SAVE)
		644	{
462	R->next_tty_action = RESTORE;	645	next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	646	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* 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 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	648	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;	649	next_tty_action = IGNORE;
467	else	650	else
468	# endif	651	# endif
		652
469	{	653	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	654	chown (ttydev, getuid (), ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);	655	chmod (ttydev, ttymode);
472	# ifdef HAVE_REVOKE	656	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);	657	revoke (ttydev);
474	# endif	658	# endif
		659
475	}	660	}
		661	}
		662	else
476	} else { /* action == RESTORE */	663	{ /* action == RESTORE */
477	R->next_tty_action = IGNORE;	664	next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	665	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);	666	chmod (ttydev, ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	667	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
481	# else	668	# else
482	chmod(R->ttydev,	669	chmod (ttydev,
483	(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));
484	chown(R->ttydev, 0, 0);	671	chown (ttydev, 0, 0);
485	# endif	672	# endif
486	}
487		673
		674	}
		675
488	rxvt_privileges(aR_ IGNORE);	676	privileges (IGNORE);
489		677
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	678	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	679	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==	680	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :	681	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,	682	"UNKNOWN ERROR for"), ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	683	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));	684	ttyfd_stat.st_gid));
497	# endif	685	# endif
498	}	686	}
499	#endif	687	#endif
500		688
501	/*----------------------------------------------------------------------*/	689	/*----------------------------------------------------------------------*/
502	/*	690	/*
503	* window size/position calculcations for XSizeHint and other storage.	691	* window size/position calculcations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	692	* if width/height are non-zero then override calculated width/height
505	*/	693	*/
506	/* EXTPROTO */
507	void	694	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	695	rxvt_term::window_calc (unsigned int width, unsigned int height)
509	{	696	{
510	short recalc_x, recalc_y;	697	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	698	int x, y, sb_w, mb_h, flags;
512	unsigned int w, h;	699	unsigned int w, h;
513	unsigned int max_width, max_height;	700	unsigned int max_width, max_height;
514		701
515	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",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	703	TermWin.ncol, TermWin.nrow, szHint.width,
517	R->szHint.height));	704	szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	705	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	706	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	707	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		708
522	recalc_x = recalc_y = 0;	709	recalc_x = recalc_y = 0;
523	flags = 0;	710	flags = 0;
524	if (!R->parsed_geometry) {	711	if (!parsed_geometry)
		712	{
525	R->parsed_geometry = 1;	713	parsed_geometry = 1;
526	if (R->rs[Rs_geometry])	714	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	715	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
528	if (flags & WidthValue) {	716	if (flags & WidthValue)
		717	{
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	718	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
530	R->szHint.flags |= USSize;	719	szHint.flags |= USSize;
531	}	720	}
532	if (flags & HeightValue) {	721	if (flags & HeightValue)
		722	{
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	723	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
534	R->szHint.flags |= USSize;	724	szHint.flags |= USSize;
535	}	725	}
536	if (flags & XValue) {	726	if (flags & XValue)
		727	{
537	R->szHint.x = x;	728	szHint.x = x;
538	R->szHint.flags |= USPosition;	729	szHint.flags |= USPosition;
539	if (flags & XNegative) {	730	if (flags & XNegative)
		731	{
540	recalc_x = 1;	732	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	733	szHint.win_gravity = NorthEastGravity;
542	}	734	}
543	}	735	}
544	if (flags & YValue) {	736	if (flags & YValue)
		737	{
545	R->szHint.y = y;	738	szHint.y = y;
546	R->szHint.flags |= USPosition;	739	szHint.flags |= USPosition;
547	if (flags & YNegative) {	740	if (flags & YNegative)
		741	{
548	recalc_y = 1;	742	recalc_y = 1;
549	if (R->szHint.win_gravity == NorthEastGravity)	743	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	744	szHint.win_gravity = SouthEastGravity;
551	else	745	else
552	R->szHint.win_gravity = SouthWestGravity;	746	szHint.win_gravity = SouthWestGravity;
553	}	747	}
554	}	748	}
555	}	749	}
		750
556	/* TODO: BOUNDS */	751	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	752	TermWin.width = TermWin.ncol * TermWin.fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	753	TermWin.height = TermWin.nrow * TermWin.fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	754	max_width = MAX_COLS * TermWin.fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	755	max_height = MAX_ROWS * TermWin.fheight;
561		756
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	757	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
563		758
564	sb_w = mb_h = 0;	759	sb_w = mb_h = 0;
565	R->window_vt_x = R->window_vt_y = 0;	760	window_vt_x = window_vt_y = TermWin.int_bwidth;
		761
566	if (scrollbar_visible(R)) {	762	if (scrollbar_visible ())
		763	{
567	sb_w = scrollbar_TotalWidth();	764	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	765	szHint.base_width += sb_w;
569	if (!(R->Options & Opt_scrollBar_right))	766	if (!(Options & Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	767	window_vt_x += sb_w;
571	}	768	}
		769
572	if (menubar_visible(R)) {	770	if (menubar_visible ())
		771	{
573	mb_h = menuBar_TotalHeight();	772	mb_h = menuBar_TotalHeight ();
574	R->szHint.base_height += mb_h;	773	szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;	774	window_vt_y += mb_h;
576	}	775	}
		776
577	R->szHint.width_inc = R->TermWin.fwidth;	777	szHint.width_inc = TermWin.fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	778	szHint.height_inc = TermWin.fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	779	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	780	szHint.min_height = szHint.base_height + szHint.height_inc;
581		781
582	if (width && width - R->szHint.base_width < max_width) {	782	if (width && width - szHint.base_width < max_width)
		783	{
583	R->szHint.width = width;	784	szHint.width = width;
584	R->TermWin.width = width - R->szHint.base_width;	785	TermWin.width = width - szHint.base_width;
585	} else {	786	}
		787	else
		788	{
586	MIN_IT(R->TermWin.width, max_width);	789	MIN_IT (TermWin.width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	790	szHint.width = szHint.base_width + TermWin.width;
588	}	791	}
		792
589	if (height && height - R->szHint.base_height < max_height) {	793	if (height && height - szHint.base_height < max_height)
		794	{
590	R->szHint.height = height;	795	szHint.height = height;
591	R->TermWin.height = height - R->szHint.base_height;	796	TermWin.height = height - szHint.base_height;
592	} else {	797	}
		798	else
		799	{
593	MIN_IT(R->TermWin.height, max_height);	800	MIN_IT (TermWin.height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	801	szHint.height = szHint.base_height + TermWin.height;
595	}	802	}
		803
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	804	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	805	window_sb_x = szHint.width - sb_w;
598		806
599	if (recalc_x)	807	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	808	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	809	- szHint.width - 2 * TermWin.ext_bwidth);
602	if (recalc_y)	810	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	811	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	812	- szHint.height - 2 * TermWin.ext_bwidth);
605		813
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	814	TermWin.ncol = TermWin.width / TermWin.fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	815	TermWin.nrow = TermWin.height / TermWin.fheight;
608	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",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	817	TermWin.ncol, TermWin.nrow, szHint.width,
610	R->szHint.height));	818	szHint.height));
611	return;	819	return;
612	}	820	}
613		821
614	/*----------------------------------------------------------------------*/	822	/*----------------------------------------------------------------------*/
615	/*	823	/*
616	* Tell the teletype handler what size the window is.	824	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	825	* Called after a window size change.
618	*/	826	*/
619	/* EXTPROTO */
620	void	827	void
621	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	828	rxvt_term::tt_winch ()
622	{	829	{
623	struct winsize ws;	830	struct winsize ws;
624		831
625	if (fd < 0)	832	if (cmd_fd < 0)
626	return;	833	return;
		834
627	ws.ws_col = col;	835	ws.ws_col = TermWin.ncol;
628	ws.ws_row = row;	836	ws.ws_row = TermWin.nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	837	ws.ws_xpixel = ws.ws_ypixel = 0;
630	#ifndef DEBUG_SIZE	838	#ifndef DEBUG_SIZE
631	(void)ioctl(fd, TIOCSWINSZ, &ws);	839	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
632	#else	840	#else
633	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	841	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	842	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
635	}
636	# ifdef SIGWINCH	843	# ifdef SIGWINCH
637	else if (pid) /* force through to the command */	844	else if (cmd_pid) /* force through to the command */
638	kill(pid, SIGWINCH);	845	kill (cmd_pid, SIGWINCH);
639	# endif	846	# endif
640	#endif	847	#endif
641	}	848	}
642		849
643	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
644	/* rxvt_change_font() - Switch to a new font */	851	/* rxvt_change_font () - Switch to a new font */
645	/*	852	/*
646	* init = 1 - initialize	853	* init = 1 - initialize
647	*	854	*
648	* fontname == FONT_UP - switch to bigger font	855	* fontname == FONT_UP - switch to bigger font
649	* fontname == FONT_DN - switch to smaller font	856	* fontname == FONT_DN - switch to smaller font
650	*/	857	*/
651	/* EXTPROTO */	858	bool
652	void
653	rxvt_change_font(pR_ int init, const char *fontname)	859	rxvt_term::change_font (const char *fontname)
654	{	860	{
655	}	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);
656		872
657	/* INTPROTO */	873	if (fs && fs->populate (fontname ? fontname : "fixed"))
658	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
659	rxvt_font_up_down(pR_ int n, int direction)	896	rxvt_term::font_up_down (int n, int direction)
660	{	897	{
		898	return false;
661	}	899	}
662		900
663	/*----------------------------------------------------------------------*/	901	/*----------------------------------------------------------------------*/
664	/*----------------------------------------------------------------------*/	902	/*----------------------------------------------------------------------*/
665	/* xterm sequences - title, iconName, color (exptl) */	903	/* xterm sequences - title, iconName, color (exptl) */
666	/* EXTPROTO */
667	void	904	void
668	rxvt_set_title(pR_ const char *str)	905	rxvt_term::set_title (const char *str)
669	{	906	{
670	#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
671	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
672	#else	1012	#else
673	char *name;
674
675	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676	name = NULL;
677	if (name == NULL || STRCMP(name, str))
678	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679	if (name)
680	XFree(name);
681	#endif
682	}
683
684	/* EXTPROTO */
685	void
686	rxvt_set_iconName(pR_ const char *str)
687	{
688	#ifndef SMART_WINDOW_TITLE
689	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
690	#else
691	char *name;
692
693	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif
700	}
701
702	#ifdef XTERM_COLOR_CHANGE
703	/* EXTPROTO */
704	void
705	rxvt_set_window_color(pR_ int idx, const char *color)
706	{
707	rxvt_color xcol;
708	int i;
709
710	if (color == NULL || *color == '\0')
711	return;
712
713	/* handle color aliases */
714	if (isdigit(*color)) {
715	i = atoi(color);
716	if (i >= 8 && i <= 15) { /* bright colors */
717	i -= 8;
718	# ifndef NO_BRIGHTCOLOR
719	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
720	SET_PIXCOLOR(R, idx);
721	goto Done;
722	# endif
723	}
724	if (i >= 0 && i <= 7) { /* normal colors */
725	R->PixColors[idx] = R->PixColors[minCOLOR + i];
726	SET_PIXCOLOR(R, idx);
727	goto Done;
728	}
729	}
730	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731	return;
732	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733
734	/*
735	* FIXME: should free colors here, but no idea how to do it so instead,
736	* so just keep gobbling up the colormap
737	*/
738	# if 0
739	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[idx] == R->PixColors[i])
741	break;
742	if (i > Color_White) {
743	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
744	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
745	DisplayPlanes(R->Xdisplay, Xscreen));
746	}
747	# endif
748
749	R->PixColors[idx] = xcol;
750	SET_PIXCOLOR(R, idx);
751
752	/* XSetWindowAttributes attr; */
753	/* Cursor cursor; */
754	Done:
755	if (idx == Color_bg && !(R->Options & Opt_transparent))
756	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
757	R->PixColors[Color_bg]);
758
759	/* handle Color_BD, scrollbar background, etc. */
760
761	rxvt_set_colorfgbg(aR);
762	rxvt_recolour_cursor(aR);
763	/* the only reasonable way to enforce a clean update */
764	rxvt_scr_poweron(aR);
765	}
766
767	#else
768	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1013	# define set_window_color (idx,color) ((void)0)
769	#endif /* XTERM_COLOR_CHANGE */	1014	#endif /* XTERM_COLOR_CHANGE */
770		1015
771	/* EXTPROTO */
772	void	1016	void
773	rxvt_recolour_cursor(pR)	1017	rxvt_term::recolour_cursor ()
774	{	1018	{
775	rxvt_color xcol[2];	1019	XColor xcol[2];
776		1020
777	#if TODO	1021	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];
778	xcol[0] = R->PixColors[Color_pointer];	1022	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];
779	xcol[1] = R->PixColors[Color_bg];
780	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1023	XQueryColors (display->display, XCMAP, xcol, 2);
781	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1024	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
782	#endif
783	}	1025	}
784		1026
785	/*----------------------------------------------------------------------*/	1027	/*----------------------------------------------------------------------*/
786	/*	1028	/*
787	* 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
788	*/	1030	*/
789	/* INTPROTO */
790	void	1031	void
791	rxvt_set_colorfgbg(pR)	1032	rxvt_term::set_colorfgbg ()
792	{	1033	{
793	unsigned int i;	1034	unsigned int i;
794	const char *xpmb = "\0";	1035	const char *xpmb = "\0";
795	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1036	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796		1037
797	R->env_colorfgbg =	1038	env_colorfgbg =
798	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1039	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
799	STRCPY(fstr, "default");	1040	STRCPY (fstr, "default");
800	STRCPY(bstr, "default");	1041	STRCPY (bstr, "default");
801	for (i = Color_Black; i <= Color_White; i++)	1042	for (i = Color_Black; i <= Color_White; i++)
802	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1043	if (PixColors[Color_fg] == PixColors[i])
		1044	{
803	sprintf(fstr, "%d", (i - Color_Black));	1045	sprintf (fstr, "%d", (i - Color_Black));
804	break;	1046	break;
805	}	1047	}
806	for (i = Color_Black; i <= Color_White; i++)	1048	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1049	if (PixColors[Color_bg] == PixColors[i])
		1050	{
808	sprintf(bstr, "%d", (i - Color_Black));	1051	sprintf (bstr, "%d", (i - Color_Black));
809	#ifdef XPM_BACKGROUND	1052	#ifdef XPM_BACKGROUND
810	xpmb = "default;";	1053	xpmb = "default;";
811	#endif	1054	#endif
812	break;	1055	break;
813	}	1056	}
		1057
814	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1058	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815	putenv(R->env_colorfgbg);
816		1059
817	#ifndef NO_BRIGHTCOLOR	1060	#ifndef NO_BRIGHTCOLOR
818	R->colorfgbg = DEFAULT_RSTYLE;	1061	colorfgbg = DEFAULT_RSTYLE;
819	for (i = minCOLOR; i <= maxCOLOR; i++) {	1062	for (i = minCOLOR; i <= maxCOLOR; i++)
		1063	{
820	if (R->PixColors[Color_fg] == R->PixColors[i])	1064	if (PixColors[Color_fg] == PixColors[i])
821	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1065	colorfgbg = SET_FGCOLOR (colorfgbg, i);
822	if (R->PixColors[Color_bg] == R->PixColors[i])	1066	if (PixColors[Color_bg] == PixColors[i])
823	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1067	colorfgbg = SET_BGCOLOR (colorfgbg, i);
824	}	1068	}
825	#endif	1069	#endif
826	}	1070	}
827		1071
828	/*----------------------------------------------------------------------*/	1072	/*----------------------------------------------------------------------*/
829	/*	1073	/*
830	* Colour determination for low colour displays, routine from	1074	* Colour determination for low colour displays, routine from
831	* Hans de Goede <hans@highrise.nl>	1075	* Hans de Goede <hans@highrise.nl>
832	*/	1076	*/
833		1077
834	/* EXTPROTO */
835	int	1078	int
836	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1079	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
837	{	1080	{
838	screen_in_out->set(aR_ colour);
839
840	if (!screen_in_out->set(aR_ colour)) {	1081	if (!screen_in_out->set (display, colour))
841	rxvt_print_error("can't allocate colour: %s", colour);	1082	{
		1083	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
842	return false;	1084	return false;
843	}	1085	}
844		1086
845	return true;	1087	return true;
846	}	1088	}
847		1089
848	/* -------------------------------------------------------------------- *	1090	/* -------------------------------------------------------------------- *
849	* - WINDOW RESIZING - *	1091	* - WINDOW RESIZING - *
850	* -------------------------------------------------------------------- */	1092	* -------------------------------------------------------------------- */
851	/* EXTPROTO */
852	void	1093	void
853	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)
854	int ignoreparent)
855	{	1095	{
856	int fix_screen;	1096	int fix_screen;
857		1097
858	#ifdef SMART_RESIZE	1098	#ifdef SMART_RESIZE
859	int old_width = R->szHint.width, old_height = R->szHint.height;	1099	int old_width = szHint.width, old_height = szHint.height;
860	#endif	1100	#endif
861		1101
862	rxvt_window_calc(aR_ width, height);	1102	window_calc (width, height);
863	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1103	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1104
864	if (!ignoreparent) {	1105	if (!ignoreparent)
		1106	{
865	#ifdef SMART_RESIZE	1107	#ifdef SMART_RESIZE
866	/*	1108	/*
867	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1109	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868	* reposition window on resize depending on placement on screen	1110	* reposition window on resize depending on placement on screen
869	*/	1111	*/
870	int x, y, x1, y1;	1112	int x, y, x1, y1;
871	int dx, dy;	1113	int dx, dy;
872	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1114	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873	Window unused_cr;	1115	Window unused_cr;
874		1116
875	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1117	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
876	0, 0, &x, &y, &unused_cr);	1118	0, 0, &x, &y, &unused_cr);
877	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1119	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
878	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1120	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
879	/*	1121	/*
880	* 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
881	* our position for handles and decorations. Counter it	1123	* our position for handles and decorations. Counter it
882	*/	1124	*/
883	if (x1 != x || y1 != y) {	1125	if (x1 != x || y1 != y)
		1126	{
884	x -= x1;	1127	x -= x1;
885	y -= y1;	1128	y -= y1;
886	}	1129	}
887		1130
888	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1131	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
889	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1132	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
890	dx = old_width - R->szHint.width;	1133	dx = old_width - szHint.width;
891	dy = old_height - R->szHint.height;	1134	dy = old_height - szHint.height;
892		1135
893	/* Check position of the center of the window */	1136	/* Check position of the center of the window */
894	if (x < x1) /* left half */	1137	if (x < x1) /* left half */
895	dx = 0;	1138	dx = 0;
896	else if (x == x1) /* exact center */	1139	else if (x == x1) /* exact center */
897	dx /= 2;	1140	dx /= 2;
898	if (y < y1) /* top half */	1141	if (y < y1) /* top half */
899	dy = 0;	1142	dy = 0;
900	else if (y == y1) /* exact center */	1143	else if (y == y1) /* exact center */
901	dy /= 2;	1144	dy /= 2;
902		1145
903	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1146	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
904	R->szHint.width, R->szHint.height);	1147	szHint.width, szHint.height);
905	#else	1148	#else
906	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1149	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
907	R->szHint.height);
908	#endif	1150	#endif
909	}	1151	}
910		1152
911	fix_screen = (R->TermWin.ncol != R->prev_ncol	1153	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
912	|| R->TermWin.nrow != R->prev_nrow);	1154
913	if (fix_screen || width != R->old_width || height != R->old_height) {	1155	if (fix_screen || width != old_width || height != old_height)
		1156	{
914	if (scrollbar_visible(R)) {	1157	if (scrollbar_visible ())
		1158	{
915	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1159	XMoveResizeWindow (display->display, scrollBar.win,
		1160	window_sb_x, 0,
916	0, scrollbar_TotalWidth(), R->szHint.height);	1161	scrollbar_TotalWidth (), szHint.height);
917	rxvt_Resize_scrollBar(aR);	1162	resize_scrollbar ();
918	}	1163	}
		1164
919	if (menubar_visible(R))	1165	if (menubar_visible ())
920	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1166	XMoveResizeWindow (display->display, menuBar.win,
		1167	window_vt_x, 0,
921	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1168	TermWin_TotalWidth (), menuBar_TotalHeight ());
922	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1169
923	R->window_vt_y, TermWin_TotalWidth(),	1170	XMoveResizeWindow (display->display, TermWin.vt,
		1171	window_vt_x, window_vt_y,
924	TermWin_TotalHeight());	1172	TermWin_TotalWidth (), TermWin_TotalHeight ());
925	#ifdef RXVT_GRAPHICS
926	if (R->old_height)
927	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
928	R->old_height - R->szHint.base_height);
929	#endif
930	rxvt_scr_clear(aR);	1173	scr_clear ();
931	#ifdef XPM_BACKGROUND	1174	#ifdef XPM_BACKGROUND
932	rxvt_resize_pixmap(aR);	1175	resize_pixmap ();
933	#endif	1176	#endif
934	}	1177	}
935		1178
936	if (fix_screen || R->old_height == 0) {	1179	if (fix_screen || old_height == 0)
		1180	{
937	int curr_screen = -1;	1181	int curr_screen = -1;
938	uint16_t old_ncol = R->prev_ncol;	1182	int old_ncol = prev_ncol;
939		1183
940	/* scr_reset only works on the primary screen */	1184	/* scr_reset only works on the primary screen */
941	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
942	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1189	curr_screen = scr_change_screen (PRIMARY);
943	rxvt_scr_reset(aR);	1190	TermWin.ncol = ncol;
944	if (curr_screen >= 0) { /* this is not the first time through */
945	rxvt_scr_change_screen(aR_ curr_screen);
946	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947	}	1191	}
948	}
949		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
950	R->old_width = R->szHint.width;	1202	old_width = szHint.width;
951	R->old_height = R->szHint.height;	1203	old_height = szHint.height;
952		1204
953	#ifdef USE_XIM	1205	#ifdef USE_XIM
954	rxvt_IMSetStatusPosition(aR);	1206	IMSetStatusPosition ();
955	#endif	1207	#endif
956	}	1208	}
957		1209
958	/*	1210	/*
959	* 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.
960	* good for toggling 80/132 columns	1212	* good for toggling 80/132 columns
961	*/	1213	*/
962	/* EXTPROTO */
963	void	1214	void
964	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1215	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
965	{	1216	{
966	XWindowAttributes wattr;	1217	XWindowAttributes wattr;
967		1218
968	if (width == 0 || height == 0) {	1219	if (width == 0 || height == 0)
		1220	{
969	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1221	XGetWindowAttributes (display->display, display->root, &wattr);
970	if (width == 0)	1222	if (width == 0)
971	width = wattr.width - R->szHint.base_width;	1223	width = wattr.width - szHint.base_width;
972	if (height == 0)	1224	if (height == 0)
973	height = wattr.height - R->szHint.base_height;	1225	height = wattr.height - szHint.base_height;
974	}	1226	}
975	if (width != R->TermWin.width || height != R->TermWin.height) {	1227	if (width != TermWin.width || height != TermWin.height)
		1228	{
976	width += R->szHint.base_width;	1229	width += szHint.base_width;
977	height += R->szHint.base_height;	1230	height += szHint.base_height;
978	rxvt_resize_all_windows(aR_ width, height, 0);	1231	resize_all_windows (width, height, 0);
979	}	1232	}
980	}	1233	}
981		1234
982	/* -------------------------------------------------------------------- *	1235	/* -------------------------------------------------------------------- *
983	* - X INPUT METHOD ROUTINES - *	1236	* - X INPUT METHOD ROUTINES - *
984	* -------------------------------------------------------------------- */	1237	* -------------------------------------------------------------------- */
985	#ifdef USE_XIM	1238	#ifdef USE_XIM
986	/* INTPROTO */	1239
987	void	1240	void
988	rxvt_setSize(pR_ XRectangle * size)	1241	rxvt_term::im_set_size (XRectangle *size)
989	{	1242	{
990	size->x = R->TermWin.int_bwidth;	1243	size->x = TermWin.int_bwidth;
991	size->y = R->TermWin.int_bwidth;	1244	size->y = TermWin.int_bwidth;
992	size->width = Width2Pixel(R->TermWin.ncol);	1245	size->width = Width2Pixel (TermWin.ncol);
993	size->height = Height2Pixel(R->TermWin.nrow);	1246	size->height = Height2Pixel (TermWin.nrow);
994	}	1247	}
995		1248
996	/* INTPROTO */
997	void	1249	void
998	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1250	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
999	{	1251	{
1000	*fg = R->PixColors[Color_fg];	1252	*fg = PixColors[Color_fg];
1001	*bg = R->PixColors[Color_bg];	1253	*bg = PixColors[Color_bg];
1002	}	1254	}
1003		1255
1004	/* Checking whether input method is running. */	1256	/* Checking whether input method is running. */
1005	/* INTPROTO */
1006	Bool	1257	bool
1007	rxvt_IMisRunning(pR)	1258	rxvt_term::IMisRunning ()
1008	{	1259	{
1009	char *p;	1260	char *p;
1010	Atom atom;	1261	Atom atom;
1011	Window win;	1262	Window win;
1012	char server[IMBUFSIZ];	1263	char server[IMBUFSIZ];
1013		1264
1014	/* get current locale modifier */	1265	/* get current locale modifier */
1015	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1266	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1267	{
1016	STRCPY(server, "@server=");	1268	STRCPY (server, "@server=");
1017	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1269	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1018	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1270	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1019	*p = '\0';	1271	*p = '\0';
1020		1272
1021	atom = XInternAtom(R->Xdisplay, server, False);	1273	atom = XInternAtom (display->display, server, False);
1022	win = XGetSelectionOwner(R->Xdisplay, atom);	1274	win = XGetSelectionOwner (display->display, atom);
1023	if (win != None)	1275	if (win != None)
1024	return True;	1276	return True;
1025	}	1277	}
1026	return False;	1278	return False;
1027	}	1279	}
1028		1280
1029	/* EXTPROTO */
1030	void	1281	void
1031	rxvt_IMSendSpot(pR)	1282	rxvt_term::IMSendSpot ()
1032	{	1283	{
1033	XPoint spot;	1284	XPoint spot;
1034	XVaNestedList preedit_attr;	1285	XVaNestedList preedit_attr;
1035		1286
1036	if (R->Input_Context == NULL	1287	if (Input_Context == NULL
1037	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1288	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
1038	|| !(R->event_type == KeyPress	1289	|| ! (event_type == KeyPress
1039	|| R->event_type == Expose	1290	|| event_type == Expose
1040	|| R->event_type == NoExpose	1291	|| event_type == NoExpose
1041	|| R->event_type == SelectionNotify	1292	|| event_type == SelectionNotify
1042	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1293	|| event_type == ButtonRelease || event_type == FocusIn)
1043	|| !rxvt_IMisRunning(aR))	1294	|| !IMisRunning ())
1044	return;	1295	return;
1045		1296
1046	rxvt_setPosition(aR_ & spot);	1297	im_set_position (&spot);
1047		1298
1048	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1299	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1300	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050	XFree(preedit_attr);	1301	XFree (preedit_attr);
1051	}	1302	}
1052		1303
1053	/* EXTPROTO */
1054	void	1304	void
1055	rxvt_setTermFontSet(pR_ int idx)
1056	{
1057	char *string;
1058	long length;
1059	int success = 0;
1060
1061	if (idx < 0 || idx >= MAX_NFONTS)
1062	return;
1063	}
1064
1065	/* INTPROTO */
1066	void
1067	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1305	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1068	XRectangle * needed_rect)	1306	XRectangle * needed_rect)
1069	{	1307	{
1070	int mbh, vtx = 0;	1308	int mbh, vtx = 0;
1071		1309
1072	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1310	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1073	vtx = scrollbar_TotalWidth();	1311	vtx = scrollbar_TotalWidth ();
		1312
1074	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1313	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1075	mbh -= R->TermWin.lineSpace;	1314	mbh -= TermWin.lineSpace;
1076		1315
1077	preedit_rect->x = needed_rect->width + vtx;	1316	preedit_rect->x = needed_rect->width + vtx;
1078	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1317	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1079		1318
1080	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1319	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1081	+ vtx;
1082	preedit_rect->height = Height2Pixel(1);	1320	preedit_rect->height = Height2Pixel (1);
1083		1321
1084	status_rect->x = vtx;	1322	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1323	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1086		1324
1087	status_rect->width = needed_rect->width ? needed_rect->width	1325	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1088	: Width2Pixel(R->TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);	1326	status_rect->height = Height2Pixel (1);
1090	}	1327	}
1091		1328
1092	/* ARGSUSED */
1093	/* INTPROTO */
1094	void	1329	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1330	rxvt_term::im_destroy ()
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{	1331	{
1099	dR;	1332	if (Input_Context)
1100		1333	{
		1334	XDestroyIC (Input_Context);
1101	R->Input_Context = NULL;	1335	Input_Context = NULL;
1102	/* To avoid Segmentation Fault in C locale: Solaris only? */	1336	}
1103	if (STRCMP(R->locale, "C"))
1104	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105	rxvt_IMInstantiateCallback, NULL);
1106	}
1107		1337
1108	/*	1338	if (input_method)
1109	* X manual pages and include files don't match on some systems:
1110	* some think this is an XIDProc and others an XIMProc so we can't
1111	* use the first argument - need to update this to be nice for
1112	* both types via some sort of configure detection
1113	*/
1114	/* ARGSUSED */
1115	/* EXTPROTO */
1116	void
1117	rxvt_IMInstantiateCallback(Display * unused
1118	__attribute__ ((unused)), XPointer client_data
1119	__attribute__ ((unused)), XPointer call_data
1120	__attribute__ ((unused)))
1121	{
1122	dR;
1123	int i, found, had_im;
1124	const char *p;
1125	char **s;
1126	char buf[IMBUFSIZ];
1127
1128	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1129	if (R->Input_Context)
1130	return;
1131
1132	found = had_im = 0;
1133	p = R->rs[Rs_inputMethod];
1134	if (p && *p) {
1135	had_im = 1;
1136	s = rxvt_splitcommastring(p);
1137	for (i = 0; s[i]; i++) {
1138	if (*s[i]) {
1139	STRCPY(buf, "@im=");
1140	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1141	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1142	&& (rxvt_IM_get_IC(aR) == True)) {
1143	found = 1;
1144	break;
1145	}
1146	}
1147	}
1148	for (i = 0; s[i]; i++)
1149	free(s[i]);
1150	free(s);
1151	}	1339	{
1152	if (found)	1340	display->put_xim (input_method);
1153	return;	1341	input_method = 0;
1154
1155	/* try with XMODIFIERS env. var. */
1156	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1157	rxvt_IM_get_IC(aR);
1158	return;
1159	}	1342	}
1160
1161	/* try with no modifiers base IF the user didn't specify an IM */
1162	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1163	&& rxvt_IM_get_IC(aR) == True)
1164	return;
1165	}	1343	}
1166		1344
1167	/*	1345	/*
1168	* Try to open a XIM with the current modifiers, then see if we can	1346	* Try to open a XIM with the current modifiers, then see if we can
1169	* open a suitable preedit type	1347	* open a suitable preedit type
1170	*/	1348	*/
1171	/* INTPROTO */
1172	Bool	1349	bool
1173	rxvt_IM_get_IC(pR)	1350	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1351	{
1175	int i, j, found;	1352	int i, j, found;
1176	XIM xim;	1353	XIM xim;
1177	XPoint spot;	1354	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1355	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1356	unsigned long fg, bg;
1180	const char *p;	1357	const char *p;
1181	char **s;	1358	char **s;
1182	XIMStyles *xim_styles;	1359	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1360	XVaNestedList preedit_attr, status_attr;
1184	XIMCallback ximcallback;
1185		1361
		1362	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1363	return false;
		1364
1186	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1365	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1187	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1366	input_method = display->get_xim (locale, modifiers);
1188	if (xim == NULL)	1367	if (input_method == NULL)
1189	return False;	1368	return false;
1190		1369
		1370	xim = input_method->xim;
		1371
1191	xim_styles = NULL;	1372	xim_styles = NULL;
1192	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1373	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193	|| !xim_styles || !xim_styles->count_styles) {	1374	|| !xim_styles || !xim_styles->count_styles)
1194	XCloseIM(xim);	1375	{
		1376	display->put_xim (input_method);
1195	return False;	1377	return false;
1196	}	1378	}
1197		1379
1198	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1380	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1199	: "OverTheSpot,OffTheSpot,Root";
1200	s = rxvt_splitcommastring(p);	1381	s = rxvt_splitcommastring (p);
1201	for (i = found = 0; !found && s[i]; i++) {	1382	for (i = found = 0; !found && s[i]; i++)
		1383	{
1202	if (!STRCMP(s[i], "OverTheSpot"))	1384	if (!STRCMP (s[i], "OverTheSpot"))
1203	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1385	input_style = (XIMPreeditPosition | XIMStatusNothing);
1204	else if (!STRCMP(s[i], "OffTheSpot"))	1386	else if (!STRCMP (s[i], "OffTheSpot"))
1205	R->input_style = (XIMPreeditArea | XIMStatusArea);	1387	input_style = (XIMPreeditArea | XIMStatusArea);
1206	else if (!STRCMP(s[i], "Root"))	1388	else if (!STRCMP (s[i], "Root"))
1207	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1389	input_style = (XIMPreeditNothing | XIMStatusNothing);
1208		1390
1209	for (j = 0; j < xim_styles->count_styles; j++)	1391	for (j = 0; j < xim_styles->count_styles; j++)
1210	if (R->input_style == xim_styles->supported_styles[j]) {	1392	if (input_style == xim_styles->supported_styles[j])
		1393	{
1211	found = 1;	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	{
		1474	int i, found, had_im;
		1475	const char *p;
		1476	char **s;
		1477	char buf[IMBUFSIZ];
		1478
		1479	im_destroy ();
		1480
		1481	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1482	if (Input_Context)
		1483	return;
		1484
		1485	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1486	if (rs[Rs_imLocale])
		1487	SET_LOCALE (rs[Rs_imLocale]);
		1488	#endif
		1489
		1490	p = rs[Rs_inputMethod];
		1491	if (p && *p)
		1492	{
		1493	bool found = false;
		1494
		1495	s = rxvt_splitcommastring (p);
		1496	for (i = 0; s[i]; i++)
		1497	{
		1498	if (*s[i])
		1499	{
		1500	STRCPY (buf, "@im=");
		1501	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1502	if (IM_get_IC (buf))
		1503	{
		1504	found = true;
1212	break;	1505	break;
		1506	}
1213	}	1507	}
1214	}	1508	}
1215	for (i = 0; s[i]; i++)	1509	for (i = 0; s[i]; i++)
1216	free(s[i]);	1510	free (s[i]);
1217	free(s);	1511	free (s);
1218	XFree(xim_styles);
1219		1512
1220	if (!found) {	1513	if (found)
1221	XCloseIM(xim);	1514	goto done;
1222	return False;
1223	}	1515	}
1224		1516
1225	ximcallback.callback = rxvt_IMDestroyCallback;	1517	/* try with XMODIFIERS env. var. */
		1518	if (IM_get_IC (""))
		1519	goto done;
1226		1520
1227	/* XXX: not sure why we need this (as well as IC one below) */	1521	/* try with no modifiers base IF the user didn't specify an IM */
1228	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1522	if (IM_get_IC ("@im=none"))
		1523	goto done;
1229		1524
1230	preedit_attr = status_attr = NULL;	1525	done:
1231		1526	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232	if (R->input_style & XIMPreeditPosition) {	1527	if (rs[Rs_imLocale])
1233	rxvt_setSize(aR_ & rect);	1528	SET_LOCALE (locale);
1234	rxvt_setPosition(aR_ & spot);	1529	#endif
1235	rxvt_setColor(aR_ & fg, &bg);
1236
1237	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238	XNSpotLocation, &spot,
1239	XNForeground, fg, XNBackground, bg,
1240	//XNFontSet, R->TermWin.fontset,
1241	NULL);
1242	} else if (R->input_style & XIMPreeditArea) {
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	/*
1246	* The necessary width of preedit area is unknown
1247	* until create input context.
1248	*/
1249	needed_rect.width = 0;
1250
1251	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, R->TermWin.fontset,
1256	NULL);
1257	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258	XNForeground, fg, XNBackground, bg,
1259	//XNFontSet, R->TermWin.fontset,
1260	NULL);
1261	}
1262	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263	XNClientWindow, R->TermWin.parent[0],
1264	XNFocusWindow, R->TermWin.parent[0],
1265	XNDestroyCallback, &ximcallback,
1266	preedit_attr ? XNPreeditAttributes : NULL,
1267	preedit_attr,
1268	status_attr ? XNStatusAttributes : NULL,
1269	status_attr, NULL);
1270	if (preedit_attr)
1271	XFree(preedit_attr);
1272	if (status_attr)
1273	XFree(status_attr);
1274	if (R->Input_Context == NULL) {
1275	rxvt_print_error("failed to create input context");
1276	XCloseIM(xim);
1277	return False;
1278	}
1279	if (R->input_style & XIMPreeditArea)
1280	rxvt_IMSetStatusPosition(aR);
1281	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282	return True;
1283	}	1530	}
1284		1531
1285	/* EXTPROTO */
1286	void	1532	void
1287	rxvt_IMSetStatusPosition(pR)	1533	rxvt_term::IMSetStatusPosition ()
1288	{	1534	{
1289	XRectangle preedit_rect, status_rect, *needed_rect;	1535	XRectangle preedit_rect, status_rect, *needed_rect;
1290	XVaNestedList preedit_attr, status_attr;	1536	XVaNestedList preedit_attr, status_attr;
1291		1537
1292	if (R->Input_Context == NULL	1538	if (Input_Context == NULL
1293	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1539	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1294	|| !rxvt_IMisRunning(aR))	1540	|| !IMisRunning ())
1295	return;	1541	return;
1296		1542
1297	/* Getting the necessary width of preedit area */	1543	/* Getting the necessary width of preedit area */
1298	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1544	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1545	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300	XFree(status_attr);	1546	XFree (status_attr);
1301		1547
1302	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1548	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1303		1549
1304	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1550	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1551	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306		1552
1307	XSetICValues(R->Input_Context,	1553	XSetICValues (Input_Context,
1308	XNPreeditAttributes, preedit_attr,	1554	XNPreeditAttributes, preedit_attr,
1309	XNStatusAttributes, status_attr, NULL);	1555	XNStatusAttributes, status_attr, NULL);
1310		1556
1311	XFree(preedit_attr);	1557	XFree (preedit_attr);
1312	XFree(status_attr);	1558	XFree (status_attr);
1313	}	1559	}
1314	#endif /* USE_XIM */	1560	#endif /* USE_XIM */
1315		1561
1316	/*----------------------------------------------------------------------*/	1562	/*----------------------------------------------------------------------*/
1317	rxvt_t rxvt_current_term;	1563	rxvt_t rxvt_current_term;

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