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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.76 by root, Wed Aug 4 03:29:28 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.1 2003/11/24 17:28:08 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>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.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.
…		…
28	* You should have received a copy of the GNU General Public License	28	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	29	* along with this program; if not, write to the Free Software
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "main.intpro" /* PROTOS for internal routines */
36		36
37	#include <signal.h>	37	#include <signal.h>
38		38
39	#ifdef TTY_GID_SUPPORT	39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	40	# include <grp.h>
…		…
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
		128	void *
		129	rxvt_term::operator new (size_t s)
		130	{
		131	void *p = malloc (s);
		132
		133	MEMSET (p, 0, s);
		134	return p;
		135	}
		136
		137	void
		138	rxvt_term::operator delete (void *p, size_t s)
		139	{
		140	free (p);
		141	}
		142
		143	rxvt_term::rxvt_term ()
		144	:
		145	rootwin_ev (this, &rxvt_term::rootwin_cb),
		146	termwin_ev (this, &rxvt_term::x_cb),
		147	vt_ev (this, &rxvt_term::x_cb),
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		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),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	check_ev (this, &rxvt_term::check_cb),
		176	flush_ev (this, &rxvt_term::flush_cb),
		177	destroy_ev (this, &rxvt_term::destroy_cb),
		178	pty_ev (this, &rxvt_term::pty_cb),
		179	incr_ev (this, &rxvt_term::incr_cb)
		180	{
		181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		182
		183	termlist.push_back (this);
		184	}
		185
		186	rxvt_term::~rxvt_term ()
		187	{
		188	termlist.erase (find (termlist.begin (), termlist.end(), this));
		189
		190	if (cmd_fd >= 0)
		191	close (cmd_fd);
		192
		193	#ifndef NO_SETOWNER_TTYDEV
		194	privileged_ttydev (RESTORE);
		195	#endif
		196	#ifdef UTMP_SUPPORT
		197	privileged_utmp (RESTORE);
		198	#endif
		199
		200	delete TermWin.fontset;
		201
		202	if (display)
		203	{
		204	selection_clear ();
		205
		206	#ifdef MENUBAR
		207	if (menubarGC) XFreeGC (display->display, menubarGC);
		208	#endif
		209	#ifdef XTERM_SCROLLBAR
		210	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		211	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		212	#endif
		213	#ifdef PLAIN_SCROLLBAR
		214	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		215	#endif
		216	#ifdef NEXT_SCROLLBAR
		217	if (blackGC) XFreeGC (display->display, blackGC);
		218	if (whiteGC) XFreeGC (display->display, whiteGC);
		219	if (grayGC) XFreeGC (display->display, grayGC);
		220	if (darkGC) XFreeGC (display->display, darkGC);
		221	if (stippleGC) XFreeGC (display->display, stippleGC);
		222	if (dimple) XFreePixmap (display->display, dimple);
		223	if (upArrow) XFreePixmap (display->display, upArrow);
		224	if (downArrow) XFreePixmap (display->display, downArrow);
		225	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		226	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		227	#endif
		228	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		229	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		230	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		231	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		232	#endif
		233	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		234
		235	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		236	delete menuBar.drawable;
		237	//if (menuBar.win)
		238	// XDestroyWindow (display->display, menuBar.win);
		239	#endif
		240	delete TermWin.drawable;
		241	// destroy all windows
		242	if (TermWin.parent[0])
		243	XDestroyWindow (display->display, TermWin.parent[0]);
		244	}
		245
		246	// TODO: free pixcolours, colours should become part of rxvt_display
		247
		248	delete PixColorsFocused;
		249	#ifdef OFF_FOCUS_FADING
		250	delete PixColorsUnFocused;
		251	#endif
		252
		253	displays.put (display);
		254
		255	scr_release ();
		256
		257	/* clear all resources */
		258	for (int i = 0; i < allocated.size (); i++)
		259	free (allocated[i]);
		260
		261	free (selection.text);
		262	// TODO: manage env vars in child only(!)
		263	free (env_windowid);
		264	free (env_display);
		265	free (env_term);
		266	free (env_colorfgbg);
		267	free (locale);
		268	#if 0
		269	free (codeset);
		270	#endif
		271
		272	delete envv;
		273	delete argv;
		274	}
		275
		276	void
		277	rxvt_term::destroy ()
		278	{
		279	if (display)
		280	{
		281	rootwin_ev.stop (display);
		282	termwin_ev.stop (display);
		283	vt_ev.stop (display);
		284	#ifdef USE_XIM
		285	im_destroy ();
		286	im_ev.stop (display);
		287	#endif
		288	#ifdef HAVE_SCROLLBARS
		289	scrollbar_ev.stop (display);
		290	#endif
		291	#ifdef MENUBAR
		292	menubar_ev.stop (display);
		293	#endif
		294	}
		295
		296	check_ev.stop ();
		297	pty_ev.stop ();
		298	#ifdef CURSOR_BLINK
		299	cursor_blink_ev.stop ();
		300	#endif
		301	#ifdef TEXT_BLINK
		302	text_blink_ev.stop ();
		303	#endif
		304	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		305	cont_scroll_ev.stop ();
		306	#endif
		307	#ifdef SELECTION_SCROLLING
		308	sel_scroll_ev.stop ();
		309	#endif
		310	#ifdef POINTER_BLANK
		311	pointer_ev.stop ();
		312	#endif
		313
		314	destroy_ev.start (0);
		315	}
		316
		317	void
		318	rxvt_term::destroy_cb (time_watcher &w)
		319	{
		320	SET_R (this);
		321
		322	delete this;
		323	}
		324
47	/*----------------------------------------------------------------------*/	325	/*----------------------------------------------------------------------*/
48	/* rxvt_init() */	326	/* rxvt_init () */
49	/* LIBPROTO */	327	bool
50	rxvt_t *
51	rxvt_init(int argc, const char *const *argv)	328	rxvt_term::init (int argc, const char *const *argv)
52	{	329	{
53	const char **cmd_argv;	330	SET_R (this);
54		331
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));	332	if (!init_vars ())
		333	return false;
56		334
57	dR;	335	/*
58	if (rxvt_init_vars(aR) < 0) {
59	free(R);
60	return NULL;
61	}
62
63	/*
64	* Save and then give up any super-user privileges	336	* Save and then give up any super-user privileges
65	* If we need privileges in any area then we must specifically request it.	337	* If we need privileges in any area then we must specifically request it.
66	* We should only need to be root in these cases:	338	* We should only need to be root in these cases:
67	* 1. write utmp entries on some systems	339	* 1. write utmp entries on some systems
68	* 2. chown tty on some systems	340	* 2. chown tty on some systems
69	*/	341	*/
70	rxvt_privileges(aR_ SAVE);	342	privileges (SAVE);
71	rxvt_privileges(aR_ IGNORE);	343	privileges (IGNORE);
72		344
73	rxvt_init_secondary(aR);	345	init_secondary ();
74		346
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);	347	const char **cmd_argv = init_resources (argc, argv);
76		348
		349	set_locale ("");
		350
		351	#if MENUBAR_MAX
		352	menubar_read (rs[Rs_menu]);
		353	#endif
		354	#ifdef HAVE_SCROLLBARS
		355	if (Options & Opt_scrollBar)
		356	scrollBar.setIdle (); /* set existence for size calculations */
		357	#endif
		358
		359	create_windows (argc, argv);
		360
		361	init_xlocale ();
		362
		363	scr_reset (); /* initialize screen */
		364
		365	#if 0
		366	XSynchronize (display->display, True);
		367	#endif
		368
		369	#ifdef HAVE_SCROLLBARS
		370	if (Options & Opt_scrollBar)
		371	resize_scrollbar (); /* create and map scrollbar */
		372	#endif
77	#if (MENUBAR_MAX)	373	#if (MENUBAR_MAX)
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);	374	if (menubar_visible ())
		375	XMapWindow (display->display, menuBar.win);
79	#endif	376	#endif
80	#ifdef HAVE_SCROLLBARS	377	#ifdef TRANSPARENT
81	if (R->Options & Opt_scrollBar)	378	if (Options & Opt_transparent)
82	scrollbar_setIdle(); /* set existence for size calculations */	379	{
		380	XSelectInput (display->display, display->root, PropertyChangeMask);
		381	check_our_parents ();
		382	}
83	#endif	383	#endif
84		384
85	rxvt_Create_Windows(aR_ argc, argv);	385	rootwin_ev.start (display, display->root);
86		386
87	rxvt_init_xlocale(aR);	387	XMapWindow (display->display, TermWin.vt);
		388	XMapWindow (display->display, TermWin.parent[0]);
88		389
89	rxvt_scr_reset(aR); /* initialize screen */	390	init_command (cmd_argv);
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif
93		391
		392	pty_ev.start (cmd_fd, EVENT_READ);
		393
		394	check_ev.start ();
		395
		396	return true;
		397	}
		398
		399	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		400
		401	void
		402	rxvt_init_signals ()
		403	{
		404	/* install exit handler for cleanup */
94	#if 0	405	#if 0
95	#ifdef DEBUG_X	406	#ifdef HAVE_ATEXIT
96	XSynchronize(R->Xdisplay, True);	407	atexit (rxvt_clean_exit);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else	408	#else
		409	#endif
		410	#endif
		411
		412	struct sigaction sa;
		413
		414	sigfillset (&sa.sa_mask);
		415	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		416	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		417	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		420	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		421	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		422
		423	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		424	/* signal (SIGURG, SIG_DFL); */
		425
		426	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	427	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
100	#endif
101	#endif
102
103	#ifdef HAVE_SCROLLBARS
104	if (R->Options & Opt_scrollBar)
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106	#endif
107	#if (MENUBAR_MAX)
108	if (menubar_visible(r))
109	XMapWindow(R->Xdisplay, R->menuBar.win);
110	#endif
111	#ifdef TRANSPARENT
112	if (R->Options & Opt_transparent) {
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114	rxvt_check_our_parents(aR);
115	}
116	#endif
117	XMapWindow(R->Xdisplay, R->TermWin.vt);
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
119
120	rxvt_init_env(aR);
121	rxvt_init_command(aR_ cmd_argv);
122
123	return R;
124	}	428	}
125		429
126	/* ------------------------------------------------------------------------- *	430	/* ------------------------------------------------------------------------- *
127	* SIGNAL HANDLING & EXIT HANDLER *	431	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */	432	* ------------------------------------------------------------------------- */
129	/*	433	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died	434	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/	435	*/
		436
		437	void rxvt_term::child_exited (int pid)
		438	{
		439	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		440	if (pid == (*t)->cmd_pid)
		441	{
		442	(*t)->destroy ();
		443	break;
		444	}
		445	}
		446
132	/* ARGSUSED */	447	/* ARGSUSED */
133	/* EXTPROTO */	448	/* EXTPROTO */
134	RETSIGTYPE	449	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))	450	rxvt_Child_signal (int sig __attribute__ ((unused)))
136	{	451	{
137	dR;
138	int pid, save_errno = errno;	452	int pid, save_errno = errno;
139		453
140	do {	454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
141	errno = 0;	455	rxvt_term::child_exited (pid);
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143		456
144	if (pid == R->h->cmd_pid)
145	exit(EXIT_SUCCESS);
146
147	errno = save_errno;	457	errno = save_errno;
148	signal(SIGCHLD, rxvt_Child_signal);
149	}	458	}
150		459
151	/*	460	/*
152	* Catch a fatal signal and tidy up before quitting	461	* Catch a fatal signal and tidy up before quitting
153	*/	462	*/
154	/* EXTPROTO */	463	/* EXTPROTO */
155	RETSIGTYPE	464	RETSIGTYPE
156	rxvt_Exit_signal(int sig)	465	rxvt_Exit_signal (int sig)
157	{	466	{
158	signal(sig, SIG_DFL);	467	signal (sig, SIG_DFL);
159	#ifdef DEBUG_CMD	468	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);	469	rxvt_warn ("caught signal %d, exiting.\n", sig);
161	#endif	470	#endif
162	rxvt_clean_exit();	471	rxvt_clean_exit ();
163	kill(getpid(), sig);	472	kill (getpid (), sig);
164	}	473	}
165		474
166	/* ARGSUSED */
167	/* INTPROTO */	475	/* INTPROTO */
168	int	476	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)	477	rxvt_xerror_handler (Display *display, XErrorEvent *event)
170	{	478	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {	479	if (GET_R->allowedxerror == -1)
174	R->h->allowedxerror = event->error_code;	480	GET_R->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */	481	else
176	}	482	{
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",	483	old_xerror_handler (display, event);
178	event->request_code, event->minor_code,	484	GET_R->destroy ();
179	event->error_code);	485	}
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	486
181	exit(EXIT_FAILURE);	487	return 0;
182	/* NOTREACHED */
183	}	488	}
184		489
185	/*----------------------------------------------------------------------*/	490	/*----------------------------------------------------------------------*/
186	/*	491	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes	492	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can	493	* TODO: if debugging, this should free up any known resources if we can
189	*/	494	*/
190	/* EXTPROTO */	495	/* EXTPROTO */
191	void	496	void
192	rxvt_clean_exit(void)	497	rxvt_clean_exit ()
193	{	498	{
194	dR;	499	// TODO: rxvtd should clean up all ressources
195		500	if (GET_R)
196	#ifdef DEBUG_SCREEN	501	GET_R->destroy ();
197	rxvt_scr_release(aR);
198	#endif
199	#ifndef NO_SETOWNER_TTYDEV
200	rxvt_privileged_ttydev(aR_ RESTORE);
201	#endif
202	#ifdef UTMP_SUPPORT
203	rxvt_privileged_utmp(aR_ RESTORE);
204	#endif
205	#ifdef USE_XIM
206	if (R->h->Input_Context != NULL) {
207	XDestroyIC(R->h->Input_Context);
208	R->h->Input_Context = NULL;
209	}
210	#endif
211	}	502	}
212		503
213	/* ------------------------------------------------------------------------- *	504	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *	505	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */	506	* ------------------------------------------------------------------------- */
216	/* EXTPROTO */	507	/* EXTPROTO */
217	void *	508	void *
218	rxvt_malloc(size_t size)	509	rxvt_malloc (size_t size)
219	{	510	{
220	void *p;	511	void *p;
221		512
222	p = malloc(size);	513	p = malloc (size);
223	if (p)	514	if (p)
224	return p;	515	return p;
225		516
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	517	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
227	rxvt_clean_exit();	518	rxvt_clean_exit ();
228	exit(EXIT_FAILURE);	519	exit (EXIT_FAILURE);
229	/* NOTREACHED */	520	/* NOTREACHED */
230	}	521	}
231		522
232	/* EXTPROTO */	523	/* EXTPROTO */
233	void *	524	void *
234	rxvt_calloc(size_t number, size_t size)	525	rxvt_calloc (size_t number, size_t size)
235	{	526	{
236	void *p;	527	void *p;
237		528
238	p = calloc(number, size);	529	p = calloc (number, size);
239	if (p)	530	if (p)
240	return p;	531	return p;
241		532
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
243	rxvt_clean_exit();	534	rxvt_clean_exit ();
244	exit(EXIT_FAILURE);	535	exit (EXIT_FAILURE);
245	/* NOTREACHED */	536	/* NOTREACHED */
246	}	537	}
247		538
248	/* EXTPROTO */	539	/* EXTPROTO */
249	void *	540	void *
250	rxvt_realloc(void *ptr, size_t size)	541	rxvt_realloc (void *ptr, size_t size)
251	{	542	{
252	void *p;	543	void *p;
253		544
254	if (ptr)	545	if (ptr)
255	p = realloc(ptr, size);	546	p = realloc (ptr, size);
256	else	547	else
257	p = malloc(size);	548	p = malloc (size);
258	if (p)	549	if (p)
259	return p;	550	return p;
260		551
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	552	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
262	rxvt_clean_exit();	553	rxvt_clean_exit ();
263	exit(EXIT_FAILURE);	554	exit (EXIT_FAILURE);
264	/* NOTREACHED */	555	/* NOTREACHED */
265	}	556	}
		557
266	/* ------------------------------------------------------------------------- *	558	/* ------------------------------------------------------------------------- *
267	* PRIVILEGED OPERATIONS *	559	* PRIVILEGED OPERATIONS *
268	* ------------------------------------------------------------------------- */	560	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */	561	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void	562	void
272	rxvt_privileges(pR_ int mode)	563	rxvt_term::privileges (int mode)
273	{	564	{
274	#if ! defined(__CYGWIN32__)	565	#if ! defined(__CYGWIN32__)
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	566	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276	/* setreuid() is the poor man's setuid(), seteuid() */	567	/* setreuid () is the poor man's setuid (), seteuid () */
277	# define seteuid(a) setreuid(-1, (a))	568	# define seteuid(a) setreuid(-1, (a))
278	# define setegid(a) setregid(-1, (a))	569	# define setegid(a) setregid(-1, (a))
279	# define HAVE_SETEUID	570	# define HAVE_SETEUID
280	# endif	571	# endif
281	# ifdef HAVE_SETEUID	572	# ifdef HAVE_SETEUID
282	switch (mode) {	573	switch (mode)
		574	{
283	case IGNORE:	575	case IGNORE:
284	/*	576	/*
285	* change effective uid/gid - not real uid/gid - so we can switch	577	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required	578	* back to root later, as required
287	*/	579	*/
288	seteuid(getuid());	580	seteuid (getuid ());
289	setegid(getgid());	581	setegid (getgid ());
290	break;	582	break;
291	case SAVE:	583	case SAVE:
292	R->h->euid = geteuid();	584	euid = geteuid ();
293	R->h->egid = getegid();	585	egid = getegid ();
294	break;	586	break;
295	case RESTORE:	587	case RESTORE:
296	seteuid(R->h->euid);	588	seteuid (euid);
297	setegid(R->h->egid);	589	setegid (egid);
298	break;	590	break;
299	}	591	}
300	# else	592	# else
301	switch (mode) {	593	switch (mode)
		594	{
302	case IGNORE:	595	case IGNORE:
303	setuid(getuid());	596	setuid (getuid ());
304	setgid(getgid());	597	setgid (getgid ());
305	/* FALLTHROUGH */	598	/* FALLTHROUGH */
306	case SAVE:	599	case SAVE:
307	/* FALLTHROUGH */	600	/* FALLTHROUGH */
308	case RESTORE:	601	case RESTORE:
309	break;	602	break;
310	}	603	}
311	# endif	604	# endif
312	#endif	605	#endif
313	}	606	}
314		607
315	#ifdef UTMP_SUPPORT	608	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void	609	void
318	rxvt_privileged_utmp(pR_ char action)	610	rxvt_term::privileged_utmp (char action)
319	{	611	{
320	struct rxvt_hidden *h = R->h;
321
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));	612	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
323	if (h->next_utmp_action != action	613	action, next_utmp_action, getpid ()));
324	|| (action != SAVE && action != RESTORE)	614	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)	615	|| (Options & Opt_utmpInhibit)
326	|| h->ttydev == NULL	616	|| ttydev == NULL || *ttydev == '\0')
327	|| *h->ttydev == '\0')	617	return;
328	return;
329		618
330	rxvt_privileges(aR_ RESTORE);	619	privileges (RESTORE);
331	if (action == SAVE) {	620	if (action == SAVE)
		621	{
332	h->next_utmp_action = RESTORE;	622	next_utmp_action = RESTORE;
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);	623	makeutent (ttydev, rs[Rs_display_name]);
334	} else { /* action == RESTORE */	624	}
		625	else
		626	{ /* action == RESTORE */
335	h->next_utmp_action = IGNORE;	627	next_utmp_action = IGNORE;
336	rxvt_cleanutent(aR);	628	cleanutent ();
337	}	629	}
338	rxvt_privileges(aR_ IGNORE);	630	privileges (IGNORE);
339	}	631	}
340	#endif	632	#endif
341		633
342	#ifndef NO_SETOWNER_TTYDEV	634	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void	635	void
345	rxvt_privileged_ttydev(pR_ char action)	636	rxvt_term::privileged_ttydev (char action)
346	{	637	{
347	struct rxvt_hidden *h = R->h;	638	D_MAIN ((stderr,
		639	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
		640	action, next_tty_action, getpid ()));
		641	if (next_tty_action != action || (action != SAVE && action != RESTORE)
		642	|| ttydev == NULL || *ttydev == '\0')
		643	return;
348		644
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);	645	privileges (RESTORE);
357		646
358	if (action == SAVE) {	647	if (action == SAVE)
		648	{
359	h->next_tty_action = RESTORE;	649	next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	651	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */	652	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;	653	next_tty_action = IGNORE;
364	else	654	else
365	# endif	655	# endif
366	{	656
		657	{
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */	658	chown (ttydev, getuid (), ttygid); /* fail silently */
368	chmod(h->ttydev, h->ttymode);	659	chmod (ttydev, ttymode);
369	# ifdef HAVE_REVOKE	660	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);	661	revoke (ttydev);
371	# endif	662	# endif
372	}	663
373	} else { /* action == RESTORE */	664	}
		665	}
		666	else
		667	{ /* action == RESTORE */
374	h->next_tty_action = IGNORE;	668	next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	669	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);	670	chmod (ttydev, ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);	671	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
378	# else	672	# else
379	chmod(h->ttydev,	673	chmod (ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	674	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);	675	chown (ttydev, 0, 0);
382	# endif	676	# endif
383	}
384		677
		678	}
		679
385	rxvt_privileges(aR_ IGNORE);	680	privileges (IGNORE);
386		681
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	682	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));	683	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
		684	action == RESTORE ? "Restoring" : (action ==
		685	SAVE ? "Saving" :
		686	"UNKNOWN ERROR for"), ttydev,
		687	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
		688	ttyfd_stat.st_gid));
389	# endif	689	# endif
390	}	690	}
391	#endif	691	#endif
392		692
393	/*----------------------------------------------------------------------*/	693	/*----------------------------------------------------------------------*/
394	/*	694	/*
395	* window size/position calculcations for XSizeHint and other storage.	695	* window size/position calculcations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	696	* if width/height are non-zero then override calculated width/height
397	*/	697	*/
398	/* EXTPROTO */
399	void	698	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	699	rxvt_term::window_calc (unsigned int width, unsigned int height)
401	{	700	{
402	short recalc_x, recalc_y;	701	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	702	int x, y, sb_w, mb_h, flags;
404	unsigned int w, h;	703	unsigned int w, h;
405	unsigned int max_width, max_height;	704	unsigned int max_width, max_height;
406		705
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	706	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		707	TermWin.ncol, TermWin.nrow, szHint.width,
		708	szHint.height));
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	710	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		712
412	recalc_x = recalc_y = 0;	713	recalc_x = recalc_y = 0;
413	flags = 0;	714	flags = 0;
414	if (!R->h->parsed_geometry) {	715	if (!parsed_geometry)
		716	{
415	R->h->parsed_geometry = 1;	717	parsed_geometry = 1;
416	if (R->h->rs[Rs_geometry])	718	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
418	if (flags & WidthValue) {	720	if (flags & WidthValue)
		721	{
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	722	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
420	R->szHint.flags |= USSize;	723	szHint.flags |= USSize;
421	}	724	}
422	if (flags & HeightValue) {	725	if (flags & HeightValue)
		726	{
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
424	R->szHint.flags |= USSize;	728	szHint.flags |= USSize;
425	}	729	}
426	if (flags & XValue) {	730	if (flags & XValue)
427	R->szHint.x = x;	731	{
		732	szHint.x = x;
428	R->szHint.flags |= USPosition;	733	szHint.flags |= USPosition;
429	if (flags & XNegative) {	734	if (flags & XNegative)
430	recalc_x = 1;	735	{
		736	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	737	szHint.win_gravity = NorthEastGravity;
		738	}
		739	}
		740	if (flags & YValue)
		741	{
		742	szHint.y = y;
		743	szHint.flags |= USPosition;
		744	if (flags & YNegative)
		745	{
		746	recalc_y = 1;
		747	if (szHint.win_gravity == NorthEastGravity)
		748	szHint.win_gravity = SouthEastGravity;
		749	else
		750	szHint.win_gravity = SouthWestGravity;
		751	}
		752	}
432	}	753	}
433	}	754
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	755	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	756	TermWin.width = TermWin.ncol * TermWin.fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	757	TermWin.height = TermWin.nrow * TermWin.fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	758	max_width = MAX_COLS * TermWin.fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	759	max_height = MAX_ROWS * TermWin.fheight;
451		760
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	761	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
453		762
454	sb_w = mb_h = 0;	763	sb_w = mb_h = 0;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	764	window_vt_x = window_vt_y = TermWin.int_bwidth;
		765
456	if (scrollbar_visible(R)) {	766	if (scrollbar_visible ())
		767	{
457	sb_w = scrollbar_TotalWidth();	768	sb_w = scrollbar_TotalWidth ();
458	R->szHint.base_width += sb_w;	769	szHint.base_width += sb_w;
459	if (!(R->Options & Opt_scrollBar_right))	770	if (!(Options & Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	771	window_vt_x += sb_w;
461	}	772	}
		773
462	if (menubar_visible(R)) {	774	if (menubar_visible ())
		775	{
463	mb_h = menuBar_TotalHeight();	776	mb_h = menuBar_TotalHeight ();
464	R->szHint.base_height += mb_h;	777	szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;	778	window_vt_y += mb_h;
466	}	779	}
		780
467	R->szHint.width_inc = R->TermWin.fwidth;	781	szHint.width_inc = TermWin.fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	782	szHint.height_inc = TermWin.fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	783	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	784	szHint.min_height = szHint.base_height + szHint.height_inc;
471		785
472	if (width && width - R->szHint.base_width < max_width) {	786	if (width && width - szHint.base_width < max_width)
		787	{
473	R->szHint.width = width;	788	szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;	789	TermWin.width = width - szHint.base_width;
475	} else {	790	}
		791	else
		792	{
476	MIN_IT(R->TermWin.width, max_width);	793	MIN_IT (TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;	794	szHint.width = szHint.base_width + TermWin.width;
478	}	795	}
		796
479	if (height && height - R->szHint.base_height < max_height) {	797	if (height && height - szHint.base_height < max_height)
		798	{
480	R->szHint.height = height;	799	szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;	800	TermWin.height = height - szHint.base_height;
482	} else {	801	}
		802	else
		803	{
483	MIN_IT(R->TermWin.height, max_height);	804	MIN_IT (TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;	805	szHint.height = szHint.base_height + TermWin.height;
485	}	806	}
		807
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	808	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
487	R->h->window_sb_x = R->szHint.width - sb_w;	809	window_sb_x = szHint.width - sb_w;
488		810
489	if (recalc_x)	811	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	812	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	813	- szHint.width - 2 * TermWin.ext_bwidth);
492	if (recalc_y)	814	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	815	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	816	- szHint.height - 2 * TermWin.ext_bwidth);
495		817
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	818	TermWin.ncol = TermWin.width / TermWin.fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	819	TermWin.nrow = TermWin.height / TermWin.fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	820	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		821	TermWin.ncol, TermWin.nrow, szHint.width,
		822	szHint.height));
499	return;	823	return;
500	}	824	}
501		825
502	/*----------------------------------------------------------------------*/	826	/*----------------------------------------------------------------------*/
503	/*	827	/*
504	* Tell the teletype handler what size the window is.	828	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	829	* Called after a window size change.
506	*/	830	*/
507	/* EXTPROTO */
508	void	831	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	832	rxvt_term::tt_winch ()
510	{	833	{
511	struct winsize ws;	834	struct winsize ws;
512		835
513	if (fd < 0)	836	if (cmd_fd < 0)
514	return;	837	return;
		838
515	ws.ws_col = col;	839	ws.ws_col = TermWin.ncol;
516	ws.ws_row = row;	840	ws.ws_row = TermWin.nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	841	ws.ws_xpixel = ws.ws_ypixel = 0;
518	#ifndef DEBUG_SIZE	842	#ifndef DEBUG_SIZE
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	843	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
520	#else	844	#else
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	845	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	846	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
523	}
524	# ifdef SIGWINCH	847	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */	848	else if (cmd_pid) /* force through to the command */
526	kill(pid, SIGWINCH);	849	kill (cmd_pid, SIGWINCH);
527	# endif	850	# endif
528	#endif	851	#endif
529	}	852	}
530		853
531	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
532	/* rxvt_change_font() - Switch to a new font */	855	/* rxvt_change_font () - Switch to a new font */
533	/*	856	/*
534	* init = 1 - initialize	857	* init = 1 - initialize
535	*	858	*
536	* fontname == FONT_UP - switch to bigger font	859	* fontname == FONT_UP - switch to bigger font
537	* fontname == FONT_DN - switch to smaller font	860	* fontname == FONT_DN - switch to smaller font
538	*/	861	*/
539	/* EXTPROTO */	862	bool
540	void
541	rxvt_change_font(pR_ int init, const char *fontname)	863	rxvt_term::change_font (const char *fontname)
542	{	864	{
543	}	865	if (fontname == FONT_UP)
		866	{
		867	// TODO
		868	}
		869	else if (fontname == FONT_DN)
		870	{
		871	// TODO
		872	}
		873	else
		874	{
		875	rxvt_fontset *fs = new rxvt_fontset (this);
544		876
545	/* INTPROTO */	877	if (fs && fs->populate (fontname ? fontname : "fixed"))
546	void	878	{
		879	delete TermWin.fontset;
		880	TermWin.fontset = fs;
		881	TermWin.fwidth = fs->base_font ()->width;
		882	TermWin.fheight = fs->base_font ()->height;
		883	TermWin.fbase = fs->base_font ()->ascent;
		884
		885	if (TermWin.parent[0])
		886	{
		887	resize_all_windows (0, 0, 0);
		888	scr_remap_chars ();
		889	scr_touch (true);
		890	}
		891
		892	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
		893	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
		894
		895	return true;
		896	}
		897	}
		898
		899	return false;
		900	}
		901
		902	bool
547	rxvt_font_up_down(pR_ int n, int direction)	903	rxvt_term::font_up_down (int n, int direction)
548	{	904	{
		905	return false;
549	}	906	}
550		907
551	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	909	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	910	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	911	void
556	rxvt_set_title(pR_ const char *str)	912	rxvt_term::set_title (const char *str)
557	{	913	{
558	#ifndef SMART_WINDOW_TITLE	914	#ifdef SMART_WINDOW_TITLE
		915	char *name;
		916
		917	if (!XFetchName (display->display, TermWin.parent[0], &name))
		918	name = NULL;
		919
		920	if (name == NULL || STRCMP (name, str))
		921	#endif
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	922	XStoreName (display->display, TermWin.parent[0], str);
		923
		924	#ifdef SMART_WINDOW_TITLE
		925	if (name)
		926	XFree (name);
		927	#endif
		928	}
		929
		930	void
		931	rxvt_term::set_icon_name (const char *str)
		932	{
		933	#ifdef SMART_WINDOW_TITLE
		934	char *name;
		935
		936	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		937	name = NULL;
		938
		939	if (name == NULL || STRCMP (name, str))
		940	#endif
		941	XSetIconName (display->display, TermWin.parent[0], str);
		942
		943	#ifdef SMART_WINDOW_TITLE
		944	if (name)
		945	XFree (name);
		946	#endif
		947	}
		948
		949	#ifdef XTERM_COLOR_CHANGE
		950	void
		951	rxvt_term::set_window_color (int idx, const char *color)
		952	{
		953	rxvt_color xcol;
		954	int i;
		955
		956	if (color == NULL || *color == '\0')
		957	return;
		958
		959	/* handle color aliases */
		960	if (isdigit (*color))
		961	{
		962	i = atoi (color);
		963	if (i >= 8 && i <= 15)
		964	{ /* bright colors */
		965	i -= 8;
		966	# ifndef NO_BRIGHTCOLOR
		967	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];
		968	SET_PIXCOLOR (idx);
		969	goto Done;
		970	# endif
		971
		972	}
		973	if (i >= 0 && i <= 7)
		974	{ /* normal colors */
		975	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];
		976	SET_PIXCOLOR (idx);
		977	goto Done;
		978	}
		979	}
		980
		981	if (!rXParseAllocColor (& xcol, color))
		982	return;
		983
		984	/* XStoreColor (display->display, display->cmap, XColor*); */
		985
		986	/*
		987	* FIXME: should free colors here, but no idea how to do it so instead,
		988	* so just keep gobbling up the colormap
		989	*/
		990	# if 0
		991	for (i = Color_Black; i <= Color_White; i++)
		992	if (PixColors[idx] == PixColors[i])
		993	break;
		994	if (i > Color_White)
		995	{
		996	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		997	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
		998	DisplayPlanes (display->display, display->screen));
		999	}
		1000	# endif
		1001
		1002	PixColorsFocused[idx] = xcol;
		1003	SET_PIXCOLOR (idx);
		1004
		1005	/* XSetWindowAttributes attr; */
		1006	/* Cursor cursor; */
		1007	Done:
		1008	#ifdef OFF_FOCUS_FADING
		1009	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
		1010	#endif
		1011	if (idx == Color_bg && ! (Options & Opt_transparent))
		1012	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
		1013
		1014	/* handle Color_BD, scrollbar background, etc. */
		1015
		1016	set_colorfgbg ();
		1017	recolour_cursor ();
		1018	scr_touch (true);
		1019	}
		1020
560	#else	1021	#else
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif
570	}
571
572	/* EXTPROTO */
573	void
574	rxvt_set_iconName(pR_ const char *str)
575	{
576	#ifndef SMART_WINDOW_TITLE
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578	#else
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif
588	}
589
590	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;
596	int i;
597
598	if (color == NULL || *color == '\0')
599	return;
600
601	/* handle color aliases */
602	if (isdigit(*color)) {
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622	/*
623	* FIXME: should free colors here, but no idea how to do it so instead,
624	* so just keep gobbling up the colormap
625	*/
626	# if 0
627	for (i = Color_Black; i <= Color_White; i++)
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636
637	R->PixColors[idx] = xcol;
638	SET_PIXCOLOR(R->h, idx);
639
640	/* XSetWindowAttributes attr; */
641	/* Cursor cursor; */
642	Done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646
647	/* handle Color_BD, scrollbar background, etc. */
648
649	rxvt_set_colorfgbg(aR);
650	rxvt_recolour_cursor(aR);
651	/* the only reasonable way to enforce a clean update */
652	rxvt_scr_poweron(aR);
653	}
654
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1022	# define set_window_color (idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	1023	#endif /* XTERM_COLOR_CHANGE */
658		1024
659	/* EXTPROTO */
660	void	1025	void
661	rxvt_recolour_cursor(pR)	1026	rxvt_term::recolour_cursor ()
662	{	1027	{
663	rxvt_color xcol[2];	1028	XColor xcol[2];
664		1029
665	#if TODO	1030	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];
666	xcol[0] = R->PixColors[Color_pointer];	1031	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];
667	xcol[1] = R->PixColors[Color_bg];	1032	XQueryColors (display->display, display->cmap, xcol, 2);
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1033	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670	#endif
671	}	1034	}
672		1035
673	/*----------------------------------------------------------------------*/	1036	/*----------------------------------------------------------------------*/
674	/*	1037	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	1038	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	1039	*/
677	/* INTPROTO */
678	void	1040	void
679	rxvt_set_colorfgbg(pR)	1041	rxvt_term::set_colorfgbg ()
680	{	1042	{
681	unsigned int i;	1043	unsigned int i;
682	const char *xpmb = "\0";	1044	const char *xpmb = "\0";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1045	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684		1046
		1047	env_colorfgbg =
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1048	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");	1049	STRCPY (fstr, "default");
687	STRCPY(bstr, "default");	1050	STRCPY (bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1051	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1052	if (PixColors[Color_fg] == PixColors[i])
		1053	{
690	sprintf(fstr, "%d", (i - Color_Black));	1054	sprintf (fstr, "%d", (i - Color_Black));
691	break;	1055	break;
692	}	1056	}
693	for (i = Color_Black; i <= Color_White; i++)	1057	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1058	if (PixColors[Color_bg] == PixColors[i])
		1059	{
695	sprintf(bstr, "%d", (i - Color_Black));	1060	sprintf (bstr, "%d", (i - Color_Black));
696	#ifdef XPM_BACKGROUND	1061	#ifdef XPM_BACKGROUND
697	xpmb = "default;";	1062	xpmb = "default;";
698	#endif	1063	#endif
699	break;	1064	break;
700	}	1065	}
		1066
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1067	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);
703		1068
704	#ifndef NO_BRIGHTCOLOR	1069	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;	1070	colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {	1071	for (i = minCOLOR; i <= maxCOLOR; i++)
		1072	{
707	if (R->PixColors[Color_fg] == R->PixColors[i])	1073	if (PixColors[Color_fg] == PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);	1074	colorfgbg = SET_FGCOLOR (colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])	1075	if (PixColors[Color_bg] == PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);	1076	colorfgbg = SET_BGCOLOR (colorfgbg, i);
711	}	1077	}
712	#endif	1078	#endif
713	}	1079	}
714		1080
715	/*----------------------------------------------------------------------*/	1081	/*----------------------------------------------------------------------*/
716	/*	1082	/*
717	* Colour determination for low colour displays, routine from	1083	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>	1084	* Hans de Goede <hans@highrise.nl>
719	*/	1085	*/
720		1086
721	/* EXTPROTO */
722	int	1087	int
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)	1088	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724	{	1089	{
725	screen_in_out->set (aR_ colour);
726
727	if (!screen_in_out->set (aR_ colour))	1090	if (!screen_in_out->set (display, colour))
728	{	1091	{
729	rxvt_print_error("can't allocate colour: %s", colour);	1092	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730	return false;	1093	return false;
731	}	1094	}
732		1095
733	return true;	1096	return true;
734	}	1097	}
735		1098
736	/* -------------------------------------------------------------------- *	1099	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1100	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1101	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1102	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1103	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
742	{	1104	{
743	int fix_screen;	1105	int fix_screen;
		1106
744	#ifdef SMART_RESIZE	1107	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1108	int old_width = szHint.width, old_height = szHint.height;
746	old_height = R->szHint.height;
747	#endif	1109	#endif
748		1110
749	rxvt_window_calc(aR_ width, height);	1111	window_calc (width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1112	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1113
751	if (!ignoreparent) {	1114	if (!ignoreparent)
		1115	{
752	#ifdef SMART_RESIZE	1116	#ifdef SMART_RESIZE
753	/*	1117	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1118	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1119	* reposition window on resize depending on placement on screen
756	*/	1120	*/
757	int x, y, x1, y1;	1121	int x, y, x1, y1;
758	int dx, dy;	1122	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1123	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1124	Window unused_cr;
761		1125
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1126	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
763	0, 0, &x, &y, &unused_cr);	1127	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1128	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1129	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1130	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1131	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1132	* our position for handles and decorations. Counter it
769	*/	1133	*/
770	if (x1 != x || y1 != y) {	1134	if (x1 != x || y1 != y)
		1135	{
771	x -= x1;	1136	x -= x1;
772	y -= y1;	1137	y -= y1;
773	}	1138	}
774		1139
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1140	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1141	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1142	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1143	dy = old_height - szHint.height;
779		1144
780	/* Check position of the center of the window */	1145	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1146	if (x < x1) /* left half */
782	dx = 0;	1147	dx = 0;
783	else if (x == x1) /* exact center */	1148	else if (x == x1) /* exact center */
784	dx /= 2;	1149	dx /= 2;
785	if (y < y1) /* top half */	1150	if (y < y1) /* top half */
786	dy = 0;	1151	dy = 0;
787	else if (y == y1) /* exact center */	1152	else if (y == y1) /* exact center */
788	dy /= 2;	1153	dy /= 2;
789		1154
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1155	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1156	szHint.width, szHint.height);
792	#else	1157	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1158	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1159	#endif
796	}	1160	}
797		1161
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1162	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
799	|| R->TermWin.nrow != R->h->prev_nrow);	1163
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1164	if (fix_screen || width != old_width || height != old_height)
		1165	{
801	if (scrollbar_visible(R)) {	1166	if (scrollbar_visible ())
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,	1167	{
803	0, scrollbar_TotalWidth(), R->szHint.height);	1168	XMoveResizeWindow (display->display, scrollBar.win,
804	rxvt_Resize_scrollBar(aR);	1169	window_sb_x, 0,
805	}	1170	scrollbar_TotalWidth (), szHint.height);
		1171	resize_scrollbar ();
		1172	}
		1173
806	if (menubar_visible(R))	1174	if (menubar_visible ())
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,	1175	XMoveResizeWindow (display->display, menuBar.win,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1176	window_vt_x, 0,
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,	1177	TermWin_TotalWidth (), menuBar_TotalHeight ());
810	R->h->window_vt_y, TermWin_TotalWidth(),	1178
811	TermWin_TotalHeight());	1179	XMoveResizeWindow (display->display, TermWin.vt,
812	#ifdef RXVT_GRAPHICS	1180	window_vt_x, window_vt_y,
813	if (R->h->old_height)	1181	TermWin_TotalWidth (), TermWin_TotalHeight ());
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,	1182	scr_clear ();
815	R->h->old_height - R->szHint.base_height);
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND	1183	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);	1184	resize_pixmap ();
820	#endif	1185	#endif
821	}	1186	}
822		1187
823	if (fix_screen || R->h->old_height == 0) {	1188	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1189	{
825	uint16_t old_ncol = R->h->prev_ncol;	1190	int curr_screen = -1;
		1191	int old_ncol = prev_ncol;
826		1192
827	/* scr_reset only works on the primary screen */	1193	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */	1194	if (old_height) /* this is not the first time through */
		1195	{
		1196	unsigned int ncol = TermWin.ncol;
		1197	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1198	curr_screen = scr_change_screen (PRIMARY);
830	rxvt_scr_reset(aR);	1199	TermWin.ncol = ncol;
		1200	}
		1201
		1202	scr_reset ();
		1203
831	if (curr_screen >= 0) { /* this is not the first time through */	1204	if (curr_screen >= 0) /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);	1205	{
		1206	scr_change_screen (curr_screen);
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));	1207	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
834	}	1208	}
835	}	1209	}
836		1210
837	R->h->old_width = R->szHint.width;	1211	old_width = szHint.width;
838	R->h->old_height = R->szHint.height;	1212	old_height = szHint.height;
839		1213
840	#ifdef USE_XIM	1214	#ifdef USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1215	IMSetStatusPosition ();
842	#endif	1216	#endif
843	}	1217	}
844		1218
845	/*	1219	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1220	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1221	* good for toggling 80/132 columns
848	*/	1222	*/
849	/* EXTPROTO */
850	void	1223	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1224	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
852	{	1225	{
853	XWindowAttributes wattr;	1226	XWindowAttributes wattr;
854		1227
855	if (width == 0 || height == 0) {	1228	if (width == 0 || height == 0)
		1229	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1230	XGetWindowAttributes (display->display, display->root, &wattr);
857	if (width == 0)	1231	if (width == 0)
858	width = wattr.width - R->szHint.base_width;	1232	width = wattr.width - szHint.base_width;
859	if (height == 0)	1233	if (height == 0)
860	height = wattr.height - R->szHint.base_height;	1234	height = wattr.height - szHint.base_height;
861	}	1235	}
862	if (width != R->TermWin.width || height != R->TermWin.height) {	1236	if (width != TermWin.width || height != TermWin.height)
		1237	{
863	width += R->szHint.base_width;	1238	width += szHint.base_width;
864	height += R->szHint.base_height;	1239	height += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1240	resize_all_windows (width, height, 0);
866	}	1241	}
867	}	1242	}
868		1243
869	/* -------------------------------------------------------------------- *	1244	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1245	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1246	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1247	#ifdef USE_XIM
873	/* INTPROTO */	1248
874	void	1249	void
875	rxvt_setSize(pR_ XRectangle *size)	1250	rxvt_term::im_set_size (XRectangle *size)
876	{	1251	{
877	size->x = R->TermWin.int_bwidth;	1252	size->x = TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;	1253	size->y = TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);	1254	size->width = Width2Pixel (TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);	1255	size->height = Height2Pixel (TermWin.nrow);
881	}	1256	}
882		1257
883	/* INTPROTO */
884	void	1258	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1259	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
886	{	1260	{
887	*fg = R->PixColors[Color_fg];	1261	*fg = PixColors[Color_fg];
888	*bg = R->PixColors[Color_bg];	1262	*bg = PixColors[Color_bg];
889	}	1263	}
890		1264
891	/* Checking whether input method is running. */	1265	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1266	bool
894	rxvt_IMisRunning(pR)	1267	rxvt_term::IMisRunning ()
895	{	1268	{
896	char *p;	1269	char *p;
897	Atom atom;	1270	Atom atom;
898	Window win;	1271	Window win;
899	char server[IMBUFSIZ];	1272	char server[IMBUFSIZ];
900		1273
901	/* get current locale modifier */	1274	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1275	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1276	{
903	STRCPY(server, "@server=");	1277	STRCPY (server, "@server=");
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1278	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1279	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
906	*p = '\0';	1280	*p = '\0';
907		1281
908	atom = XInternAtom(R->Xdisplay, server, False);	1282	atom = XInternAtom (display->display, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1283	win = XGetSelectionOwner (display->display, atom);
910	if (win != None)	1284	if (win != None)
911	return True;	1285	return True;
912	}	1286	}
913	return False;	1287	return False;
914	}	1288	}
915		1289
916	/* EXTPROTO */
917	void	1290	void
918	rxvt_IMSendSpot(pR)	1291	rxvt_term::IMSendSpot ()
919	{	1292	{
920	XPoint spot;	1293	XPoint spot;
921	XVaNestedList preedit_attr;	1294	XVaNestedList preedit_attr;
922		1295
923	if (R->h->Input_Context == NULL	1296	if (Input_Context == NULL
924	|| !R->TermWin.focus	1297	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
925	|| !(R->h->input_style & XIMPreeditPosition)
926	|| !(R->h->event_type == KeyPress	1298	|| ! (event_type == KeyPress
927	|| R->h->event_type == Expose	1299	|| event_type == Expose
928	|| R->h->event_type == NoExpose	1300	|| event_type == NoExpose
929	|| R->h->event_type == SelectionNotify	1301	|| event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease	1302	|| event_type == ButtonRelease || event_type == FocusIn)
931	|| R->h->event_type == FocusIn)	1303	|| !IMisRunning ())
932	|| !rxvt_IMisRunning(aR))	1304	return;
933	return;
934		1305
935	rxvt_setPosition(aR_ &spot);	1306	im_set_position (&spot);
936		1307
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1310	XFree (preedit_attr);
940	}	1311	}
941		1312
942	/* EXTPROTO */
943	void	1313	void
944	rxvt_setTermFontSet(pR_ int idx)	1314	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
		1315	XRectangle * needed_rect)
945	{	1316	{
946	char *string;	1317	int mbh, vtx = 0;
947	long length;
948	int success = 0;
949		1318
950	if (idx < 0 || idx >= MAX_NFONTS)
951	return;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1319	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();	1320	vtx = scrollbar_TotalWidth ();
		1321
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1322	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
963	mbh -= R->TermWin.lineSpace;	1323	mbh -= TermWin.lineSpace;
964		1324
965	preedit_rect->x = needed_rect->width + vtx;	1325	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1326	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
967		1327
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1328	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);	1329	preedit_rect->height = Height2Pixel (1);
971		1330
972	status_rect->x = vtx;	1331	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1332	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
974		1333
975	status_rect->width = needed_rect->width ? needed_rect->width	1334	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);	1335	status_rect->height = Height2Pixel (1);
978	}	1336	}
979		1337
980	/* ARGSUSED */
981	/* INTPROTO */
982	void	1338	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))	1339	rxvt_term::im_destroy ()
984	{	1340	{
985	dR;	1341	if (Input_Context)
986		1342	{
		1343	XDestroyIC (Input_Context);
987	R->h->Input_Context = NULL;	1344	Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1345	}
1030	}	1346
1031	for (i = 0; s[i]; i++)	1347	if (input_method)
1032	free(s[i]);
1033	free(s);
1034	}	1348	{
1035	if (found)	1349	display->put_xim (input_method);
1036	return;	1350	input_method = 0;
1037
1038	/* try with XMODIFIERS env. var. */
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040	rxvt_IM_get_IC(aR);
1041	return;
1042	}	1351	}
1043
1044	/* try with no modifiers base IF the user didn't specify an IM */
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046	&& rxvt_IM_get_IC(aR) == True)
1047	return;
1048	}	1352	}
1049		1353
1050	/*	1354	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1355	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1356	* open a suitable preedit type
1053	*/	1357	*/
1054	/* INTPROTO */
1055	Bool	1358	bool
1056	rxvt_IM_get_IC(pR)	1359	rxvt_term::IM_get_IC (const char *modifiers)
1057	{	1360	{
1058	int i, j, found;	1361	int i, j, found;
1059	XIM xim;	1362	XIM xim;
1060	XPoint spot;	1363	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1364	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1365	unsigned long fg, bg;
1063	const char *p;	1366	const char *p;
1064	char **s;	1367	char **s;
1065	XIMStyles *xim_styles;	1368	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;	1369	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1370
		1371	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1372	return false;
		1373
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1374	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1375	input_method = display->get_xim (locale, modifiers);
1072	if (xim == NULL)	1376	if (input_method == NULL)
1073	return False;	1377	return false;
1074		1378
		1379	xim = input_method->xim;
		1380
1075	xim_styles = NULL;	1381	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1382	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1383	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1384	{
		1385	display->put_xim (input_method);
		1386	return false;
		1387	}
1081		1388
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1389	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1083	: "OverTheSpot,OffTheSpot,Root";
1084	s = rxvt_splitcommastring(p);	1390	s = rxvt_splitcommastring (p);
1085	for (i = found = 0; !found && s[i]; i++) {	1391	for (i = found = 0; !found && s[i]; i++)
		1392	{
1086	if (!STRCMP(s[i], "OverTheSpot"))	1393	if (!STRCMP (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1394	input_style = (XIMPreeditPosition | XIMStatusNothing);
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1395	else if (!STRCMP (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1396	input_style = (XIMPreeditArea | XIMStatusArea);
1090	else if (!STRCMP(s[i], "Root"))	1397	else if (!STRCMP (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1398	input_style = (XIMPreeditNothing | XIMStatusNothing);
1092		1399
1093	for (j = 0; j < xim_styles->count_styles; j++)	1400	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1401	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1402	{
1096	break;	1403	found = 1;
		1404	break;
		1405	}
1097	}	1406	}
1098	}	1407
1099	for (i = 0; s[i]; i++)	1408	for (i = 0; s[i]; i++)
1100	free(s[i]);	1409	free (s[i]);
		1410
1101	free(s);	1411	free (s);
1102	XFree(xim_styles);	1412	XFree (xim_styles);
1103		1413
1104	if (!found) {	1414	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1415	{
		1416	display->put_xim (input_method);
		1417	return false;
		1418	}
1108		1419
1109	ximcallback.callback = rxvt_IMDestroyCallback;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1420	preedit_attr = status_attr = NULL;
1115		1421
1116	if (h->input_style & XIMPreeditPosition) {	1422	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1423	{
1118	rxvt_setPosition(aR_ &spot);	1424	im_set_size (&rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1425	im_set_position (&spot);
		1426	im_set_color (&fg, &bg);
1120		1427
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1428	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1122	XNSpotLocation, &spot,	1429	XNSpotLocation, &spot,
1123	XNForeground, fg,	1430	XNForeground, fg, XNBackground, bg,
1124	XNBackground, bg,	1431	//XNFontSet, TermWin.fontset,
1125	//XNFontSet, R->TermWin.fontset,
1126	NULL);
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1432	NULL);
		1433	}
		1434	else if (input_style & XIMPreeditArea)
1148	}	1435	{
		1436	im_set_color (&fg, &bg);
		1437
		1438	/*
		1439	* The necessary width of preedit area is unknown
		1440	* until create input context.
		1441	*/
		1442	needed_rect.width = 0;
		1443
		1444	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1445
		1446	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1447	XNForeground, fg, XNBackground, bg,
		1448	//XNFontSet, TermWin.fontset,
		1449	NULL);
		1450	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1451	XNForeground, fg, XNBackground, bg,
		1452	//XNFontSet, TermWin.fontset,
		1453	NULL);
		1454	}
		1455
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,	1456	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
1150	XNClientWindow, R->TermWin.parent[0],	1457	XNClientWindow, TermWin.parent[0],
1151	XNFocusWindow, R->TermWin.parent[0],	1458	XNFocusWindow, TermWin.parent[0],
1152	XNDestroyCallback, &ximcallback,	1459	preedit_attr ? XNPreeditAttributes : NULL,
1153	preedit_attr ? XNPreeditAttributes : NULL,	1460	preedit_attr,
1154	preedit_attr,	1461	status_attr ? XNStatusAttributes : NULL,
1155	status_attr ? XNStatusAttributes : NULL,	1462	status_attr, NULL);
1156	status_attr, NULL);	1463	if (preedit_attr) XFree (preedit_attr);
1157	if (preedit_attr)	1464	if (status_attr) XFree (status_attr);
1158	XFree(preedit_attr);	1465
1159	if (status_attr)
1160	XFree(status_attr);
1161	if (h->Input_Context == NULL) {	1466	if (Input_Context == NULL)
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}	1467	{
		1468	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1469	display->put_xim (input_method);
		1470	return false;
		1471	}
		1472
1166	if (h->input_style & XIMPreeditArea)	1473	if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1474	IMSetStatusPosition ();
		1475
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1476	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169	return True;	1477	return true;
1170	}	1478	}
1171		1479
1172	/* EXTPROTO */
1173	void	1480	void
		1481	rxvt_term::im_cb ()
		1482	{
		1483	int i, found, had_im;
		1484	const char *p;
		1485	char **s;
		1486	char buf[IMBUFSIZ];
		1487
		1488	im_destroy ();
		1489
		1490	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1491	if (Input_Context)
		1492	return;
		1493
		1494	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1495	if (rs[Rs_imLocale])
		1496	SET_LOCALE (rs[Rs_imLocale]);
		1497	#endif
		1498
		1499	p = rs[Rs_inputMethod];
		1500	if (p && *p)
		1501	{
		1502	bool found = false;
		1503
		1504	s = rxvt_splitcommastring (p);
		1505	for (i = 0; s[i]; i++)
		1506	{
		1507	if (*s[i])
		1508	{
		1509	STRCPY (buf, "@im=");
		1510	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1511	if (IM_get_IC (buf))
		1512	{
		1513	found = true;
		1514	break;
		1515	}
		1516	}
		1517	}
		1518	for (i = 0; s[i]; i++)
		1519	free (s[i]);
		1520	free (s);
		1521
		1522	if (found)
		1523	goto done;
		1524	}
		1525
		1526	/* try with XMODIFIERS env. var. */
		1527	if (IM_get_IC (""))
		1528	goto done;
		1529
		1530	/* try with no modifiers base IF the user didn't specify an IM */
		1531	if (IM_get_IC ("@im=none"))
		1532	goto done;
		1533
		1534	done:
		1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1536	if (rs[Rs_imLocale])
		1537	SET_LOCALE (locale);
		1538	#endif
		1539	}
		1540
		1541	void
1174	rxvt_IMSetStatusPosition(pR)	1542	rxvt_term::IMSetStatusPosition ()
1175	{	1543	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1544	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1545	XVaNestedList preedit_attr, status_attr;
1178		1546
1179	if (R->h->Input_Context == NULL	1547	if (Input_Context == NULL
1180	|| !R->TermWin.focus	1548	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1181	|| !(R->h->input_style & XIMPreeditArea)	1549	|| !IMisRunning ())
1182	|| !rxvt_IMisRunning(aR))	1550	return;
1183	return;
1184		1551
1185	/* Getting the necessary width of preedit area */	1552	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1553	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1554	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1555	XFree (status_attr);
1189		1556
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1557	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1191		1558
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1559	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1560	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1561
1195	XSetICValues(R->h->Input_Context,	1562	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1563	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1564	XNStatusAttributes, status_attr, NULL);
1198		1565
1199	XFree(preedit_attr);	1566	XFree (preedit_attr);
1200	XFree(status_attr);	1567	XFree (status_attr);
1201	}	1568	}
1202	#endif /* USE_XIM */	1569	#endif /* USE_XIM */
1203		1570
1204	/*----------------------------------------------------------------------*/	1571	/*----------------------------------------------------------------------*/
1205	rxvt_t *rxvt_current_term;	1572	rxvt_t rxvt_current_term;
1206		1573
1207	/*----------------------- end-of-file (C source) -----------------------*/	1574	/*----------------------- end-of-file (C source) -----------------------*/

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