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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.94 by root, Sun Aug 15 22:09:24 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.2 2003/11/24 17:31:27 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	#if TRANSPARENT
		146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		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	termwin_ev (this, &rxvt_term::x_cb),
		176	vt_ev (this, &rxvt_term::x_cb),
		177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
		179	destroy_ev (this, &rxvt_term::destroy_cb),
		180	pty_ev (this, &rxvt_term::pty_cb),
		181	incr_ev (this, &rxvt_term::incr_cb)
		182	{
		183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		184
		185	termlist.push_back (this);
		186	}
		187
		188	rxvt_term::~rxvt_term ()
		189	{
		190	termlist.erase (find (termlist.begin (), termlist.end(), this));
		191
		192	if (cmd_pid)
		193	kill (-cmd_pid, SIGHUP);
		194
		195	pty.put ();
		196
		197	#ifdef UTMP_SUPPORT
		198	privileged_utmp (RESTORE);
		199	#endif
		200
		201	delete TermWin.fontset;
		202
		203	if (display)
		204	{
		205	selection_clear ();
		206
		207	#ifdef USE_XIM
		208	im_destroy ();
		209	#endif
		210	#ifdef MENUBAR
		211	if (menubarGC) XFreeGC (display->display, menubarGC);
		212	#endif
		213	#ifdef XTERM_SCROLLBAR
		214	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		215	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		216	#endif
		217	#ifdef PLAIN_SCROLLBAR
		218	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		219	#endif
		220	#ifdef NEXT_SCROLLBAR
		221	if (blackGC) XFreeGC (display->display, blackGC);
		222	if (whiteGC) XFreeGC (display->display, whiteGC);
		223	if (grayGC) XFreeGC (display->display, grayGC);
		224	if (darkGC) XFreeGC (display->display, darkGC);
		225	if (stippleGC) XFreeGC (display->display, stippleGC);
		226	if (dimple) XFreePixmap (display->display, dimple);
		227	if (upArrow) XFreePixmap (display->display, upArrow);
		228	if (downArrow) XFreePixmap (display->display, downArrow);
		229	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		230	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		231	#endif
		232	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		233	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		234	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		235	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		236	#endif
		237	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		238
		239	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		240	delete menuBar.drawable;
		241	//if (menuBar.win)
		242	// XDestroyWindow (display->display, menuBar.win);
		243	#endif
		244	delete TermWin.drawable;
		245	// destroy all windows
		246	if (TermWin.parent[0])
		247	XDestroyWindow (display->display, TermWin.parent[0]);
		248	}
		249
		250	// TODO: free pixcolours, colours should become part of rxvt_display
		251
		252	delete pix_colors_focused;
		253	#ifdef OFF_FOCUS_FADING
		254	delete pix_colors_unfocused;
		255	#endif
		256
		257	displays.put (display);
		258
		259	scr_release ();
		260
		261	/* clear all resources */
		262	for (int i = 0; i < allocated.size (); i++)
		263	free (allocated[i]);
		264
		265	free (selection.text);
		266	// TODO: manage env vars in child only(!)
		267	free (env_windowid);
		268	free (env_display);
		269	free (env_term);
		270	free (env_colorfgbg);
		271	free (locale);
		272	#if 0
		273	free (codeset);
		274	#endif
		275
		276	delete envv;
		277	delete argv;
		278	}
		279
		280	void
		281	rxvt_term::destroy ()
		282	{
		283	if (destroy_ev.active)
		284	return;
		285
		286	#if ENABLE_OVERLAY
		287	scr_overlay_off ();
		288	#endif
		289
		290	if (display)
		291	{
		292	#if USE_XIM
		293	im_ev.stop (display);
		294	#endif
		295	#if HAVE_SCROLLBARS
		296	scrollbar_ev.stop (display);
		297	#endif
		298	#if MENUBAR
		299	menubar_ev.stop (display);
		300	#endif
		301	#if TRANSPARENT
		302	rootwin_ev.stop (display);
		303	#endif
		304	incr_ev.stop ();
		305	termwin_ev.stop (display);
		306	vt_ev.stop (display);
		307	}
		308
		309	check_ev.stop ();
		310	pty_ev.stop ();
		311	#ifdef CURSOR_BLINK
		312	cursor_blink_ev.stop ();
		313	#endif
		314	#ifdef TEXT_BLINK
		315	text_blink_ev.stop ();
		316	#endif
		317	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		318	cont_scroll_ev.stop ();
		319	#endif
		320	#ifdef SELECTION_SCROLLING
		321	sel_scroll_ev.stop ();
		322	#endif
		323	#ifdef POINTER_BLANK
		324	pointer_ev.stop ();
		325	#endif
		326
		327	destroy_ev.start (0);
		328	}
		329
		330	void
		331	rxvt_term::destroy_cb (time_watcher &w)
		332	{
		333	SET_R (this);
		334
		335	delete this;
		336	}
		337
47	/*----------------------------------------------------------------------*/	338	/*----------------------------------------------------------------------*/
48	/* rxvt_init() */	339	/* rxvt_init () */
49	/* LIBPROTO */	340	bool
50	rxvt_t *
51	rxvt_init(int argc, const char *const *argv)	341	rxvt_term::init (int argc, const char *const *argv)
52	{	342	{
53	const char **cmd_argv;	343	SET_R (this);
54		344
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));	345	if (!init_vars ())
		346	return false;
56		347
57	dR;
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
65	* If we need privileges in any area then we must specifically request it.
66	* We should only need to be root in these cases:
67	* 1. write utmp entries on some systems
68	* 2. chown tty on some systems
69	*/
70	rxvt_privileges(aR_ SAVE);
71	rxvt_privileges(aR_ IGNORE);
72
73	rxvt_init_secondary(aR);	348	init_secondary ();
74		349
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);	350	const char **cmd_argv = init_resources (argc, argv);
76		351
		352	set_locale ("");
		353
		354	#if MENUBAR_MAX
		355	menubar_read (rs[Rs_menu]);
		356	#endif
		357	#ifdef HAVE_SCROLLBARS
		358	if (options & Opt_scrollBar)
		359	scrollBar.setIdle (); /* set existence for size calculations */
		360	#endif
		361
		362	create_windows (argc, argv);
		363
		364	init_xlocale ();
		365
		366	scr_reset (); /* initialize screen */
		367
		368	#if 0
		369	XSynchronize (display->display, True);
		370	#endif
		371
		372	#ifdef HAVE_SCROLLBARS
		373	if (options & Opt_scrollBar)
		374	resize_scrollbar (); /* create and map scrollbar */
		375	#endif
77	#if (MENUBAR_MAX)	376	#if (MENUBAR_MAX)
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);	377	if (menubar_visible ())
		378	XMapWindow (display->display, menuBar.win);
79	#endif	379	#endif
80	#ifdef HAVE_SCROLLBARS	380	#ifdef TRANSPARENT
81	if (R->Options & Opt_scrollBar)	381	if (options & Opt_transparent)
82	scrollbar_setIdle(); /* set existence for size calculations */	382	{
		383	XSelectInput (display->display, display->root, PropertyChangeMask);
		384	check_our_parents ();
		385	rootwin_ev.start (display, display->root);
		386	}
83	#endif	387	#endif
84		388
85	rxvt_Create_Windows(aR_ argc, argv);	389	XMapWindow (display->display, TermWin.vt);
		390	XMapWindow (display->display, TermWin.parent[0]);
86		391
87	rxvt_init_xlocale(aR);	392	init_command (cmd_argv);
88		393
89	rxvt_scr_reset(aR); /* initialize screen */	394	pty_ev.start (pty.pty, EVENT_READ);
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif
93		395
		396	check_ev.start ();
		397
		398	return true;
		399	}
		400
		401	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		402
		403	void
		404	rxvt_init ()
		405	{
		406	/* install exit handler for cleanup */
94	#if 0	407	#if 0
95	#ifdef DEBUG_X	408	#ifdef HAVE_ATEXIT
96	XSynchronize(R->Xdisplay, True);	409	atexit (rxvt_clean_exit);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else	410	#else
		411	#endif
		412	#endif
		413	/*
		414	* Save and then give up any super-user privileges
		415	* If we need privileges in any area then we must specifically request it.
		416	* We should only need to be root in these cases:
		417	* 1. write utmp entries on some systems
		418	* 2. chown tty on some systems
		419	*/
		420	rxvt_privileges (SAVE);
		421	rxvt_privileges (IGNORE);
		422
		423	struct sigaction sa;
		424
		425	sigfillset (&sa.sa_mask);
		426	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		427	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		428	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		429	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		430	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		431	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		432	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		433
		434	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		435	/* signal (SIGURG, SIG_DFL); */
		436
		437	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	438	//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	}	439	}
125		440
126	/* ------------------------------------------------------------------------- *	441	/* ------------------------------------------------------------------------- *
127	* SIGNAL HANDLING & EXIT HANDLER *	442	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */	443	* ------------------------------------------------------------------------- */
129	/*	444	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died	445	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/	446	*/
		447
		448	void rxvt_term::child_exited (int pid)
		449	{
		450	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		451	if (pid == (*t)->cmd_pid)
		452	{
		453	(*t)->destroy ();
		454	break;
		455	}
		456	}
		457
132	/* ARGSUSED */	458	/* ARGSUSED */
133	/* EXTPROTO */	459	/* INTPROTO */
134	RETSIGTYPE	460	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))	461	rxvt_Child_signal (int sig __attribute__ ((unused)))
136	{	462	{
137	dR;
138	int pid, save_errno = errno;	463	int pid, save_errno = errno;
139		464
140	do {	465	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
141	errno = 0;	466	rxvt_term::child_exited (pid);
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143		467
144	if (pid == R->h->cmd_pid)
145	exit(EXIT_SUCCESS);
146
147	errno = save_errno;	468	errno = save_errno;
148	signal(SIGCHLD, rxvt_Child_signal);
149	}	469	}
150		470
151	/*	471	/*
152	* Catch a fatal signal and tidy up before quitting	472	* Catch a fatal signal and tidy up before quitting
153	*/	473	*/
154	/* EXTPROTO */	474	/* INTPROTO */
155	RETSIGTYPE	475	RETSIGTYPE
156	rxvt_Exit_signal(int sig)	476	rxvt_Exit_signal (int sig)
157	{	477	{
158	signal(sig, SIG_DFL);	478	signal (sig, SIG_DFL);
159	#ifdef DEBUG_CMD	479	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);	480	rxvt_warn ("caught signal %d, exiting.\n", sig);
161	#endif	481	#endif
162	rxvt_clean_exit();	482	rxvt_clean_exit ();
163	kill(getpid(), sig);	483	kill (getpid (), sig);
164	}	484	}
165		485
166	/* ARGSUSED */
167	/* INTPROTO */	486	/* INTPROTO */
168	int	487	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)	488	rxvt_xerror_handler (Display *display, XErrorEvent *event)
170	{	489	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {	490	if (GET_R->allowedxerror == -1)
174	R->h->allowedxerror = event->error_code;	491	GET_R->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */	492	else
176	}	493	{
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",	494	old_xerror_handler (display, event);
178	event->request_code, event->minor_code,	495	GET_R->destroy ();
179	event->error_code);	496	}
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	497
181	exit(EXIT_FAILURE);	498	return 0;
182	/* NOTREACHED */
183	}	499	}
184		500
185	/*----------------------------------------------------------------------*/	501	/*----------------------------------------------------------------------*/
186	/*	502	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes	503	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can	504	* TODO: if debugging, this should free up any known resources if we can
189	*/	505	*/
190	/* EXTPROTO */	506	/* INTPROTO */
191	void	507	void
192	rxvt_clean_exit(void)	508	rxvt_clean_exit ()
193	{	509	{
194	dR;	510	// TODO: rxvtd should clean up all ressources
195		511	if (GET_R)
196	#ifdef DEBUG_SCREEN	512	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	}	513	}
212		514
213	/* ------------------------------------------------------------------------- *	515	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *	516	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */	517	* ------------------------------------------------------------------------- */
216	/* EXTPROTO */	518	/* INTPROTO */
217	void *	519	void *
218	rxvt_malloc(size_t size)	520	rxvt_malloc (size_t size)
219	{	521	{
220	void *p;	522	void *p;
221		523
222	p = malloc(size);	524	p = malloc (size);
223	if (p)	525	if (p)
224	return p;	526	return p;
225		527
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	528	rxvt_fatal ("memory allocation failure. aborting.\n");
227	rxvt_clean_exit();
228	exit(EXIT_FAILURE);
229	/* NOTREACHED */	529	/* NOTREACHED */
230	}	530	}
231		531
232	/* EXTPROTO */	532	/* INTPROTO */
233	void *	533	void *
234	rxvt_calloc(size_t number, size_t size)	534	rxvt_calloc (size_t number, size_t size)
235	{	535	{
236	void *p;	536	void *p;
237		537
238	p = calloc(number, size);	538	p = calloc (number, size);
239	if (p)	539	if (p)
240	return p;	540	return p;
241		541
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	542	rxvt_fatal ("memory allocation failure. aborting.\n");
243	rxvt_clean_exit();
244	exit(EXIT_FAILURE);
245	/* NOTREACHED */	543	/* NOTREACHED */
246	}	544	}
247		545
248	/* EXTPROTO */	546	/* INTPROTO */
249	void *	547	void *
250	rxvt_realloc(void *ptr, size_t size)	548	rxvt_realloc (void *ptr, size_t size)
251	{	549	{
252	void *p;	550	void *p;
253		551
254	if (ptr)	552	if (ptr)
255	p = realloc(ptr, size);	553	p = realloc (ptr, size);
256	else	554	else
257	p = malloc(size);	555	p = malloc (size);
		556
258	if (p)	557	if (p)
259	return p;	558	return p;
260		559
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	560	rxvt_fatal ("memory allocation failure. aborting.\n");
262	rxvt_clean_exit();
263	exit(EXIT_FAILURE);
264	/* NOTREACHED */	561	/* NOTREACHED */
265	}	562	}
		563
266	/* ------------------------------------------------------------------------- *	564	/* ------------------------------------------------------------------------- *
267	* PRIVILEGED OPERATIONS *	565	* PRIVILEGED OPERATIONS *
268	* ------------------------------------------------------------------------- */	566	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */	567	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void	568	void
272	rxvt_privileges(pR_ int mode)	569	rxvt_privileges (rxvt_privaction action)
273	{	570	{
		571	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		572	static uid_t euid;
		573	static gid_t egid;
		574	#endif
		575
274	#if ! defined(__CYGWIN32__)	576	#if ! defined(__CYGWIN32__)
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	577	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276	/* setreuid() is the poor man's setuid(), seteuid() */	578	/* setreuid () is the poor man's setuid (), seteuid () */
277	# define seteuid(a) setreuid(-1, (a))	579	# define seteuid(a) setreuid(-1, (a))
278	# define setegid(a) setregid(-1, (a))	580	# define setegid(a) setregid(-1, (a))
279	# define HAVE_SETEUID	581	# define HAVE_SETEUID
280	# endif	582	# endif
281	# ifdef HAVE_SETEUID	583	# ifdef HAVE_SETEUID
282	switch (mode) {	584	switch (action)
		585	{
283	case IGNORE:	586	case IGNORE:
284	/*	587	/*
285	* change effective uid/gid - not real uid/gid - so we can switch	588	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required	589	* back to root later, as required
287	*/	590	*/
288	seteuid(getuid());	591	seteuid (getuid ());
289	setegid(getgid());	592	setegid (getgid ());
290	break;	593	break;
291	case SAVE:	594	case SAVE:
292	R->h->euid = geteuid();	595	euid = geteuid ();
293	R->h->egid = getegid();	596	egid = getegid ();
294	break;	597	break;
295	case RESTORE:	598	case RESTORE:
296	seteuid(R->h->euid);	599	seteuid (euid);
297	setegid(R->h->egid);	600	setegid (egid);
298	break;	601	break;
299	}	602	}
300	# else	603	# else
301	switch (mode) {	604	switch (action)
		605	{
302	case IGNORE:	606	case IGNORE:
303	setuid(getuid());	607	setuid (getuid ());
304	setgid(getgid());	608	setgid (getgid ());
305	/* FALLTHROUGH */	609	/* FALLTHROUGH */
306	case SAVE:	610	case SAVE:
307	/* FALLTHROUGH */	611	/* FALLTHROUGH */
308	case RESTORE:	612	case RESTORE:
309	break;	613	break;
310	}	614	}
311	# endif	615	# endif
312	#endif	616	#endif
313	}	617	}
314		618
315	#ifdef UTMP_SUPPORT	619	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void	620	void
318	rxvt_privileged_utmp(pR_ char action)	621	rxvt_term::privileged_utmp (rxvt_privaction action)
319	{	622	{
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()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)	623	if ((options & Opt_utmpInhibit)
326	|| h->ttydev == NULL	624	|| !pty.name || !*pty.name)
327	|| *h->ttydev == '\0')	625	return;
328	return;
329		626
330	rxvt_privileges(aR_ RESTORE);	627	rxvt_privileges (RESTORE);
		628
331	if (action == SAVE) {	629	if (action == SAVE)
332	h->next_utmp_action = RESTORE;	630	makeutent (pty.name, rs[Rs_display_name]);
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);	631	else
334	} else { /* action == RESTORE */	632	cleanutent ();
335	h->next_utmp_action = IGNORE;	633
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);	634	rxvt_privileges (IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
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);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* 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 */
363	h->next_tty_action = IGNORE;
364	else
365	# endif
366	{
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif
372	}
373	} else { /* action == RESTORE */
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif
383	}
384
385	rxvt_privileges(aR_ IGNORE);
386
387	# 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));
389	# endif
390	}	635	}
391	#endif	636	#endif
392		637
393	/*----------------------------------------------------------------------*/	638	/*----------------------------------------------------------------------*/
394	/*	639	/*
395	* window size/position calculcations for XSizeHint and other storage.	640	* window size/position calculcations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	641	* if width/height are non-zero then override calculated width/height
397	*/	642	*/
398	/* EXTPROTO */
399	void	643	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	644	rxvt_term::window_calc (unsigned int width, unsigned int height)
401	{	645	{
402	short recalc_x, recalc_y;	646	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	647	int x, y, sb_w, mb_h, flags;
404	unsigned int w, h;	648	unsigned int w, h;
405	unsigned int max_width, max_height;	649	unsigned int max_width, max_height;
406		650
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));	651	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		652	TermWin.ncol, TermWin.nrow, szHint.width,
		653	szHint.height));
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	654	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	655	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		657
412	recalc_x = recalc_y = 0;	658	recalc_x = recalc_y = 0;
413	flags = 0;	659	flags = 0;
414	if (!R->h->parsed_geometry) {	660	if (!parsed_geometry)
		661	{
415	R->h->parsed_geometry = 1;	662	parsed_geometry = 1;
416	if (R->h->rs[Rs_geometry])	663	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
418	if (flags & WidthValue) {	665	if (flags & WidthValue)
		666	{
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
420	R->szHint.flags |= USSize;	668	szHint.flags |= USSize;
421	}	669	}
422	if (flags & HeightValue) {	670	if (flags & HeightValue)
		671	{
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
424	R->szHint.flags |= USSize;	673	szHint.flags |= USSize;
425	}	674	}
426	if (flags & XValue) {	675	if (flags & XValue)
427	R->szHint.x = x;	676	{
		677	szHint.x = x;
428	R->szHint.flags |= USPosition;	678	szHint.flags |= USPosition;
429	if (flags & XNegative) {	679	if (flags & XNegative)
430	recalc_x = 1;	680	{
		681	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	682	szHint.win_gravity = NorthEastGravity;
		683	}
		684	}
		685	if (flags & YValue)
		686	{
		687	szHint.y = y;
		688	szHint.flags |= USPosition;
		689	if (flags & YNegative)
		690	{
		691	recalc_y = 1;
		692	if (szHint.win_gravity == NorthEastGravity)
		693	szHint.win_gravity = SouthEastGravity;
		694	else
		695	szHint.win_gravity = SouthWestGravity;
		696	}
		697	}
432	}	698	}
433	}	699
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 */	700	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	701	TermWin.width = TermWin.ncol * TermWin.fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	702	TermWin.height = TermWin.nrow * TermWin.fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	703	max_width = MAX_COLS * TermWin.fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	704	max_height = MAX_ROWS * TermWin.fheight;
451		705
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
453		707
454	sb_w = mb_h = 0;	708	sb_w = mb_h = 0;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	709	window_vt_x = window_vt_y = TermWin.int_bwidth;
		710
456	if (scrollbar_visible(R)) {	711	if (scrollbar_visible ())
		712	{
457	sb_w = scrollbar_TotalWidth();	713	sb_w = scrollbar_TotalWidth ();
458	R->szHint.base_width += sb_w;	714	szHint.base_width += sb_w;
459	if (!(R->Options & Opt_scrollBar_right))	715	if (!(options & Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	716	window_vt_x += sb_w;
461	}	717	}
		718
462	if (menubar_visible(R)) {	719	if (menubar_visible ())
		720	{
463	mb_h = menuBar_TotalHeight();	721	mb_h = menuBar_TotalHeight ();
464	R->szHint.base_height += mb_h;	722	szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;	723	window_vt_y += mb_h;
466	}	724	}
		725
467	R->szHint.width_inc = R->TermWin.fwidth;	726	szHint.width_inc = TermWin.fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	727	szHint.height_inc = TermWin.fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	728	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	729	szHint.min_height = szHint.base_height + szHint.height_inc;
471		730
472	if (width && width - R->szHint.base_width < max_width) {	731	if (width && width - szHint.base_width < max_width)
		732	{
473	R->szHint.width = width;	733	szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;	734	TermWin.width = width - szHint.base_width;
475	} else {	735	}
		736	else
		737	{
476	MIN_IT(R->TermWin.width, max_width);	738	MIN_IT (TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;	739	szHint.width = szHint.base_width + TermWin.width;
478	}	740	}
		741
479	if (height && height - R->szHint.base_height < max_height) {	742	if (height && height - szHint.base_height < max_height)
		743	{
480	R->szHint.height = height;	744	szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;	745	TermWin.height = height - szHint.base_height;
482	} else {	746	}
		747	else
		748	{
483	MIN_IT(R->TermWin.height, max_height);	749	MIN_IT (TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;	750	szHint.height = szHint.base_height + TermWin.height;
485	}	751	}
		752
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
487	R->h->window_sb_x = R->szHint.width - sb_w;	754	window_sb_x = szHint.width - sb_w;
488		755
489	if (recalc_x)	756	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	757	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	758	- szHint.width - 2 * TermWin.ext_bwidth);
492	if (recalc_y)	759	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	760	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	761	- szHint.height - 2 * TermWin.ext_bwidth);
495		762
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	763	TermWin.ncol = TermWin.width / TermWin.fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	764	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));	765	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		766	TermWin.ncol, TermWin.nrow, szHint.width,
		767	szHint.height));
499	return;	768	return;
500	}	769	}
501		770
502	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
503	/*	772	/*
504	* Tell the teletype handler what size the window is.	773	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	774	* Called after a window size change.
506	*/	775	*/
507	/* EXTPROTO */
508	void	776	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	777	rxvt_term::tt_winch ()
510	{	778	{
		779	if (pty.pty < 0)
		780	return;
		781
511	struct winsize ws;	782	struct winsize ws;
512		783
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	784	ws.ws_col = TermWin.ncol;
516	ws.ws_row = row;	785	ws.ws_row = TermWin.nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	786	ws.ws_xpixel = TermWin.width;
518	#ifndef DEBUG_SIZE	787	ws.ws_ypixel = TermWin.height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520	#else	789
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	790	#if 0
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */	792	if (cmd_pid) /* force through to the command */
526	kill(pid, SIGWINCH);	793	kill (cmd_pid, SIGWINCH);
527	# endif
528	#endif	794	#endif
529	}	795	}
530		796
531	/*----------------------------------------------------------------------*/	797	/*----------------------------------------------------------------------*/
532	/* rxvt_change_font() - Switch to a new font */	798	/* rxvt_change_font () - Switch to a new font */
533	/*	799	/*
534	* init = 1 - initialize	800	* init = 1 - initialize
535	*	801	*
536	* fontname == FONT_UP - switch to bigger font	802	* fontname == FONT_UP - switch to bigger font
537	* fontname == FONT_DN - switch to smaller font	803	* fontname == FONT_DN - switch to smaller font
538	*/	804	*/
539	/* EXTPROTO */	805	bool
540	void
541	rxvt_change_font(pR_ int init, const char *fontname)	806	rxvt_term::change_font (const char *fontname)
542	{	807	{
543	}	808	if (fontname == FONT_UP)
		809	{
		810	// TODO
		811	}
		812	else if (fontname == FONT_DN)
		813	{
		814	// TODO
		815	}
		816	else
		817	{
		818	rxvt_fontset *fs = new rxvt_fontset (this);
544		819
545	/* INTPROTO */	820	if (fs && fs->populate (fontname ? fontname : "fixed"))
546	void	821	{
		822	delete TermWin.fontset;
		823	TermWin.fontset = fs;
		824	TermWin.fwidth = fs->base_font ()->width;
		825	TermWin.fheight = fs->base_font ()->height;
		826	TermWin.fbase = fs->base_font ()->ascent;
		827
		828	if (TermWin.parent[0])
		829	{
		830	resize_all_windows (0, 0, 0);
		831	scr_remap_chars ();
		832	scr_touch (true);
		833	}
		834
		835	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
		836	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
		837
		838	return true;
		839	}
		840	}
		841
		842	return false;
		843	}
		844
		845	bool
547	rxvt_font_up_down(pR_ int n, int direction)	846	rxvt_term::font_up_down (int n, int direction)
548	{	847	{
		848	return false;
549	}	849	}
550		850
551	/*----------------------------------------------------------------------*/	851	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	852	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	853	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	854	void
556	rxvt_set_title(pR_ const char *str)	855	rxvt_term::set_title (const char *str)
557	{	856	{
558	#ifndef SMART_WINDOW_TITLE	857	#ifdef SMART_WINDOW_TITLE
		858	char *name;
		859
		860	if (!XFetchName (display->display, TermWin.parent[0], &name))
		861	name = NULL;
		862
		863	if (name == NULL || strcmp (name, str))
		864	#endif
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	865	XStoreName (display->display, TermWin.parent[0], str);
		866
		867	#ifdef SMART_WINDOW_TITLE
		868	if (name)
		869	XFree (name);
		870	#endif
		871	}
		872
		873	void
		874	rxvt_term::set_icon_name (const char *str)
		875	{
		876	#ifdef SMART_WINDOW_TITLE
		877	char *name;
		878
		879	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		880	name = NULL;
		881
		882	if (name == NULL || strcmp (name, str))
		883	#endif
		884	XSetIconName (display->display, TermWin.parent[0], str);
		885
		886	#ifdef SMART_WINDOW_TITLE
		887	if (name)
		888	XFree (name);
		889	#endif
		890	}
		891
		892	#ifdef XTERM_COLOR_CHANGE
		893	void
		894	rxvt_term::set_window_color (int idx, const char *color)
		895	{
		896	rxvt_color xcol;
		897	int i;
		898
		899	if (color == NULL || *color == '\0')
		900	return;
		901
		902	/* handle color aliases */
		903	if (isdigit (*color))
		904	{
		905	i = atoi (color);
		906	if (i >= 8 && i <= 15)
		907	{ /* bright colors */
		908	i -= 8;
		909	# ifndef NO_BRIGHTCOLOR
		910	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		911	SET_PIXCOLOR (idx);
		912	goto Done;
		913	# endif
		914
		915	}
		916	if (i >= 0 && i <= 7)
		917	{ /* normal colors */
		918	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		919	SET_PIXCOLOR (idx);
		920	goto Done;
		921	}
		922	}
		923
		924	if (!rXParseAllocColor (& xcol, color))
		925	return;
		926
		927	/* XStoreColor (display->display, display->cmap, XColor*); */
		928
		929	/*
		930	* FIXME: should free colors here, but no idea how to do it so instead,
		931	* so just keep gobbling up the colormap
		932	*/
		933	# if 0
		934	for (i = Color_Black; i <= Color_White; i++)
		935	if (pix_colors[idx] == pix_colors[i])
		936	break;
		937	if (i > Color_White)
		938	{
		939	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		940	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		941	DisplayPlanes (display->display, display->screen));
		942	}
		943	# endif
		944
		945	pix_colors_focused[idx] = xcol;
		946	SET_PIXCOLOR (idx);
		947
		948	/* XSetWindowAttributes attr; */
		949	/* Cursor cursor; */
		950	Done:
		951	#ifdef OFF_FOCUS_FADING
		952	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		953	#endif
		954	if (idx == Color_bg && ! (options & Opt_transparent))
		955	XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]);
		956
		957	/* handle Color_BD, scrollbar background, etc. */
		958
		959	set_colorfgbg ();
		960	recolour_cursor ();
		961	scr_touch (true);
		962	}
		963
560	#else	964	#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)	965	# define set_window_color (idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	966	#endif /* XTERM_COLOR_CHANGE */
658		967
659	/* EXTPROTO */
660	void	968	void
661	rxvt_recolour_cursor(pR)	969	rxvt_term::recolour_cursor ()
662	{	970	{
663	rxvt_color xcol[2];	971	XColor xcol[2];
664		972
665	#if TODO	973	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? pix_colors_focused[Color_pointer_fg] : pix_colors_focused[Color_fg];
666	xcol[0] = R->PixColors[Color_pointer];	974	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? pix_colors_focused[Color_pointer_bg] : pix_colors_focused[Color_bg];
667	xcol[1] = R->PixColors[Color_bg];	975	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]));	976	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670	#endif
671	}	977	}
672		978
673	/*----------------------------------------------------------------------*/	979	/*----------------------------------------------------------------------*/
674	/*	980	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	981	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	982	*/
677	/* INTPROTO */
678	void	983	void
679	rxvt_set_colorfgbg(pR)	984	rxvt_term::set_colorfgbg ()
680	{	985	{
681	unsigned int i;	986	unsigned int i;
682	const char *xpmb = "\0";	987	const char *xpmb = "\0";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	988	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684		989
		990	env_colorfgbg =
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	991	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");	992	strcpy (fstr, "default");
687	STRCPY(bstr, "default");	993	strcpy (bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	994	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	995	if (pix_colors[Color_fg] == pix_colors[i])
		996	{
690	sprintf(fstr, "%d", (i - Color_Black));	997	sprintf (fstr, "%d", (i - Color_Black));
691	break;	998	break;
692	}	999	}
693	for (i = Color_Black; i <= Color_White; i++)	1000	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1001	if (pix_colors[Color_bg] == pix_colors[i])
		1002	{
695	sprintf(bstr, "%d", (i - Color_Black));	1003	sprintf (bstr, "%d", (i - Color_Black));
696	#ifdef XPM_BACKGROUND	1004	#ifdef XPM_BACKGROUND
697	xpmb = "default;";	1005	xpmb = "default;";
698	#endif	1006	#endif
699	break;	1007	break;
700	}	1008	}
		1009
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1010	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);
703		1011
704	#ifndef NO_BRIGHTCOLOR	1012	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;	1013	colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {	1014	for (i = minCOLOR; i <= maxCOLOR; i++)
		1015	{
707	if (R->PixColors[Color_fg] == R->PixColors[i])	1016	if (pix_colors[Color_fg] == pix_colors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);	1017	colorfgbg = SET_FGCOLOR (colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])	1018	if (pix_colors[Color_bg] == pix_colors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);	1019	colorfgbg = SET_BGCOLOR (colorfgbg, i);
711	}	1020	}
712	#endif	1021	#endif
713	}	1022	}
714		1023
715	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
716	/*	1025	/*
717	* Colour determination for low colour displays, routine from	1026	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>	1027	* Hans de Goede <hans@highrise.nl>
719	*/	1028	*/
720		1029
721	/* EXTPROTO */
722	int	1030	int
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)	1031	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724	{	1032	{
725	screen_in_out->set (aR_ colour);
726
727	if (!screen_in_out->set (aR_ colour))	1033	if (!screen_in_out->set (display, colour))
728	{	1034	{
729	rxvt_print_error("can't allocate colour: %s", colour);	1035	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730	return false;	1036	return false;
731	}	1037	}
732		1038
733	return true;	1039	return true;
734	}	1040	}
735		1041
736	/* -------------------------------------------------------------------- *	1042	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1043	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1044	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1045	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1046	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
742	{	1047	{
743	int fix_screen;	1048	int fix_screen;
		1049
744	#ifdef SMART_RESIZE	1050	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1051	int old_width = szHint.width, old_height = szHint.height;
746	old_height = R->szHint.height;
747	#endif	1052	#endif
748		1053
749	rxvt_window_calc(aR_ width, height);	1054	window_calc (width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1055	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1056
751	if (!ignoreparent) {	1057	if (!ignoreparent)
		1058	{
752	#ifdef SMART_RESIZE	1059	#ifdef SMART_RESIZE
753	/*	1060	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1061	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1062	* reposition window on resize depending on placement on screen
756	*/	1063	*/
757	int x, y, x1, y1;	1064	int x, y, x1, y1;
758	int dx, dy;	1065	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1066	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1067	Window unused_cr;
761		1068
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1069	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
763	0, 0, &x, &y, &unused_cr);	1070	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1071	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1072	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1073	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1074	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1075	* our position for handles and decorations. Counter it
769	*/	1076	*/
770	if (x1 != x || y1 != y) {	1077	if (x1 != x || y1 != y)
		1078	{
771	x -= x1;	1079	x -= x1;
772	y -= y1;	1080	y -= y1;
773	}	1081	}
774		1082
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1083	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1084	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1085	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1086	dy = old_height - szHint.height;
779		1087
780	/* Check position of the center of the window */	1088	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1089	if (x < x1) /* left half */
782	dx = 0;	1090	dx = 0;
783	else if (x == x1) /* exact center */	1091	else if (x == x1) /* exact center */
784	dx /= 2;	1092	dx /= 2;
785	if (y < y1) /* top half */	1093	if (y < y1) /* top half */
786	dy = 0;	1094	dy = 0;
787	else if (y == y1) /* exact center */	1095	else if (y == y1) /* exact center */
788	dy /= 2;	1096	dy /= 2;
789		1097
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1098	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1099	szHint.width, szHint.height);
792	#else	1100	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1101	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1102	#endif
796	}	1103	}
797		1104
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1105	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
799	|| R->TermWin.nrow != R->h->prev_nrow);	1106
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1107	if (fix_screen || width != old_width || height != old_height)
		1108	{
801	if (scrollbar_visible(R)) {	1109	if (scrollbar_visible ())
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,	1110	{
803	0, scrollbar_TotalWidth(), R->szHint.height);	1111	XMoveResizeWindow (display->display, scrollBar.win,
804	rxvt_Resize_scrollBar(aR);	1112	window_sb_x, 0,
805	}	1113	scrollbar_TotalWidth (), szHint.height);
		1114	resize_scrollbar ();
		1115	}
		1116
806	if (menubar_visible(R))	1117	if (menubar_visible ())
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,	1118	XMoveResizeWindow (display->display, menuBar.win,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1119	window_vt_x, 0,
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,	1120	TermWin_TotalWidth (), menuBar_TotalHeight ());
810	R->h->window_vt_y, TermWin_TotalWidth(),	1121
811	TermWin_TotalHeight());	1122	XMoveResizeWindow (display->display, TermWin.vt,
812	#ifdef RXVT_GRAPHICS	1123	window_vt_x, window_vt_y,
813	if (R->h->old_height)	1124	TermWin_TotalWidth (), TermWin_TotalHeight ());
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,	1125	scr_clear ();
815	R->h->old_height - R->szHint.base_height);
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND	1126	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);	1127	resize_pixmap ();
820	#endif	1128	#endif
821	}	1129	}
822		1130
823	if (fix_screen || R->h->old_height == 0) {	1131	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1132	{
825	uint16_t old_ncol = R->h->prev_ncol;	1133	int curr_screen = -1;
		1134	int old_ncol = prev_ncol;
826		1135
827	/* scr_reset only works on the primary screen */	1136	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */	1137	if (old_height) /* this is not the first time through */
		1138	{
		1139	unsigned int ncol = TermWin.ncol;
		1140	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1141	curr_screen = scr_change_screen (PRIMARY);
830	rxvt_scr_reset(aR);	1142	TermWin.ncol = ncol;
		1143	}
		1144
		1145	scr_reset ();
		1146
831	if (curr_screen >= 0) { /* this is not the first time through */	1147	if (curr_screen >= 0) /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);	1148	{
		1149	scr_change_screen (curr_screen);
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));	1150	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
834	}	1151	}
835	}	1152	}
836		1153
837	R->h->old_width = R->szHint.width;	1154	old_width = szHint.width;
838	R->h->old_height = R->szHint.height;	1155	old_height = szHint.height;
839		1156
840	#ifdef USE_XIM	1157	#ifdef USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1158	IMSetStatusPosition ();
842	#endif	1159	#endif
843	}	1160	}
844		1161
845	/*	1162	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1163	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1164	* good for toggling 80/132 columns
848	*/	1165	*/
849	/* EXTPROTO */
850	void	1166	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1167	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
852	{	1168	{
853	XWindowAttributes wattr;	1169	XWindowAttributes wattr;
854		1170
855	if (width == 0 || height == 0) {	1171	if (width == 0 || height == 0)
		1172	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1173	XGetWindowAttributes (display->display, display->root, &wattr);
857	if (width == 0)	1174	if (width == 0)
858	width = wattr.width - R->szHint.base_width;	1175	width = wattr.width - szHint.base_width;
859	if (height == 0)	1176	if (height == 0)
860	height = wattr.height - R->szHint.base_height;	1177	height = wattr.height - szHint.base_height;
861	}	1178	}
		1179
862	if (width != R->TermWin.width || height != R->TermWin.height) {	1180	if (width != TermWin.width || height != TermWin.height)
		1181	{
863	width += R->szHint.base_width;	1182	width += szHint.base_width;
864	height += R->szHint.base_height;	1183	height += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1184	resize_all_windows (width, height, 0);
866	}	1185	}
867	}	1186	}
868		1187
869	/* -------------------------------------------------------------------- *	1188	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1189	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1190	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1191	#ifdef USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1192
883	/* INTPROTO */
884	void	1193	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1194	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1195	{
887	*fg = R->PixColors[Color_fg];	1196	fg = pix_colors[Color_fg];
888	*bg = R->PixColors[Color_bg];	1197	bg = pix_colors[Color_bg];
		1198	}
		1199
		1200	void
		1201	rxvt_term::im_set_size (XRectangle &size)
		1202	{
		1203	// the int_bwidth terms make no sense to me
		1204	size.x = TermWin.int_bwidth;
		1205	size.y = TermWin.int_bwidth;
		1206	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1207	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1208	}
		1209
		1210	void
		1211	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1212	XRectangle &status_rect,
		1213	const XRectangle &needed_rect)
		1214	{
		1215	preedit_rect.x = needed_rect.width;
		1216	preedit_rect.y = 0;
		1217	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1218	preedit_rect.height = TermWin.fheight;
		1219
		1220	status_rect.x = 0;
		1221	status_rect.y = 0;
		1222	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1223	status_rect.height = TermWin.fheight;
889	}	1224	}
890		1225
891	/* Checking whether input method is running. */	1226	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1227	bool
894	rxvt_IMisRunning(pR)	1228	rxvt_term::IMisRunning ()
895	{	1229	{
896	char *p;	1230	char *p;
897	Atom atom;	1231	Atom atom;
898	Window win;	1232	Window win;
899	char server[IMBUFSIZ];	1233	char server[IMBUFSIZ];
900		1234
901	/* get current locale modifier */	1235	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1236	if ((p = XSetLocaleModifiers (NULL)) != NULL)
903	STRCPY(server, "@server=");	1237	{
		1238	strcpy (server, "@server=");
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1239	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1240
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1241	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906	*p = '\0';	1242	*p = '\0';
907		1243
908	atom = XInternAtom(R->Xdisplay, server, False);	1244	atom = XInternAtom (display->display, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1245	win = XGetSelectionOwner (display->display, atom);
		1246
910	if (win != None)	1247	if (win != None)
911	return True;	1248	return True;
912	}	1249	}
		1250
913	return False;	1251	return False;
914	}	1252	}
915		1253
916	/* EXTPROTO */
917	void	1254	void
918	rxvt_IMSendSpot(pR)	1255	rxvt_term::IMSendSpot ()
919	{	1256	{
920	XPoint spot;	1257	XPoint spot;
921	XVaNestedList preedit_attr;	1258	XVaNestedList preedit_attr;
922		1259
923	if (R->h->Input_Context == NULL	1260	if (!Input_Context
924	|| !R->TermWin.focus	1261	|| !TermWin.focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1262	|| !(input_style & XIMPreeditPosition)
		1263	#if 0
926	|| !(R->h->event_type == KeyPress	1264	|| !(event_type == KeyPress
927	|| R->h->event_type == Expose	1265	|| event_type == Expose
928	|| R->h->event_type == NoExpose	1266	|| event_type == NoExpose
929	|| R->h->event_type == SelectionNotify	1267	|| event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease	1268	|| event_type == ButtonRelease || event_type == FocusIn)
931	|| R->h->event_type == FocusIn)	1269	#endif
932	|| !rxvt_IMisRunning(aR))	1270	|| !IMisRunning ())
933	return;	1271	return;
934		1272
935	rxvt_setPosition(aR_ &spot);	1273	im_set_position (spot);
936		1274
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1275	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1276	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1277	XFree (preedit_attr);
940	}	1278	}
941		1279
942	/* EXTPROTO */
943	void	1280	void
944	rxvt_setTermFontSet(pR_ int idx)	1281	rxvt_term::im_destroy ()
945	{	1282	{
946	char *string;
947	long length;
948	int success = 0;
949
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))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->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)	1283	if (Input_Context)
1013	return;	1284	{
1014		1285	XDestroyIC (Input_Context);
1015	found = had_im = 0;	1286	Input_Context = 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	}	1287	}
1030	}	1288
1031	for (i = 0; s[i]; i++)	1289	if (input_method)
1032	free(s[i]);
1033	free(s);
1034	}	1290	{
1035	if (found)	1291	display->put_xim (input_method);
1036	return;	1292	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	}	1293	}
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	}	1294	}
1049		1295
1050	/*	1296	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1297	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1298	* open a suitable preedit type
1053	*/	1299	*/
1054	/* INTPROTO */
1055	Bool	1300	bool
1056	rxvt_IM_get_IC(pR)	1301	rxvt_term::IM_get_IC (const char *modifiers)
1057	{	1302	{
1058	int i, j, found;	1303	int i, j, found;
1059	XIM xim;	1304	XIM xim;
1060	XPoint spot;	1305	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1306	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1307	unsigned long fg, bg;
1063	const char *p;	1308	const char *p;
1064	char **s;	1309	char **s;
1065	XIMStyles *xim_styles;	1310	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1311
		1312	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1313	return false;
		1314
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1315	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1316	input_method = display->get_xim (locale, modifiers);
1072	if (xim == NULL)	1317	if (input_method == NULL)
1073	return False;	1318	return false;
1074		1319
		1320	xim = input_method->xim;
		1321
1075	xim_styles = NULL;	1322	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1323	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1324	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1325	{
		1326	im_destroy ();
		1327	return false;
		1328	}
1081		1329
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1330	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1083	: "OverTheSpot,OffTheSpot,Root";
1084	s = rxvt_splitcommastring(p);	1331	s = rxvt_splitcommastring (p);
		1332
1085	for (i = found = 0; !found && s[i]; i++) {	1333	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1334	{
		1335	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1336	input_style = (XIMPreeditPosition | XIMStatusNothing);
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1337	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1338	input_style = (XIMPreeditArea | XIMStatusArea);
1090	else if (!STRCMP(s[i], "Root"))	1339	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1340	input_style = (XIMPreeditNothing | XIMStatusNothing);
1092		1341
1093	for (j = 0; j < xim_styles->count_styles; j++)	1342	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1343	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1344	{
1096	break;	1345	found = 1;
		1346	break;
		1347	}
1097	}	1348	}
1098	}	1349
1099	for (i = 0; s[i]; i++)	1350	for (i = 0; s[i]; i++)
1100	free(s[i]);	1351	free (s[i]);
		1352
1101	free(s);	1353	free (s);
1102	XFree(xim_styles);	1354	XFree (xim_styles);
1103		1355
1104	if (!found) {	1356	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1357	{
		1358	im_destroy ();
		1359	return false;
		1360	}
1108		1361
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1362	XFontSet fs = 0;
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;	1363	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1364
		1365	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1366	{
		1367	// fake us a font-set, please
		1368	char **missing_charset_list;
		1369	int missing_charset_count;
		1370	char *def_string;
		1371	char pat[512];
		1372
		1373	sprintf (pat,
		1374	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1375	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1376	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1377	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1378	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1379	"*",
		1380	TermWin.fheight,
		1381	TermWin.fheight + 1, TermWin.fheight - 1,
		1382	TermWin.fheight - 2, TermWin.fheight + 2);
		1383
		1384	fs = XCreateFontSet (display->display, pat,
		1385	&missing_charset_list, &missing_charset_count, &def_string);
		1386
		1387	if (missing_charset_list)
		1388	XFreeStringList (missing_charset_list);
		1389
		1390	if (!fs)
		1391	{
		1392	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1393	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1394	}
		1395	}
		1396
1116	if (h->input_style & XIMPreeditPosition) {	1397	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1398	{
1118	rxvt_setPosition(aR_ &spot);	1399	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1400	im_set_position (spot);
		1401	im_set_color (fg, bg);
1120		1402
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1403	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1404	XNForeground, fg,
1123	XNForeground, fg,	1405	XNBackground, bg,
1124	XNBackground, bg,	1406	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1407	XNSpotLocation, &spot,
1126	NULL);	1408	XNFontSet, fs,
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);	1409	NULL);
1148	}	1410	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,	1411	else if (input_style & XIMPreeditArea)
1150	XNClientWindow, R->TermWin.parent[0],	1412	{
1151	XNFocusWindow, R->TermWin.parent[0],	1413	im_set_color (fg, bg);
1152	XNDestroyCallback, &ximcallback,	1414
1153	preedit_attr ? XNPreeditAttributes : NULL,	1415	/*
1154	preedit_attr,	1416	* The necessary width of preedit area is unknown
1155	status_attr ? XNStatusAttributes : NULL,	1417	* until create input context.
1156	status_attr, NULL);	1418	*/
1157	if (preedit_attr)	1419	needed_rect.width = 0;
1158	XFree(preedit_attr);	1420	im_set_preedit_area (rect, status_rect, needed_rect);
1159	if (status_attr)	1421
1160	XFree(status_attr);	1422	preedit_attr = XVaCreateNestedList (0,
		1423	XNForeground, fg,
		1424	XNBackground, bg,
		1425	XNArea, &rect,
		1426	XNFontSet, fs,
		1427	NULL);
		1428	status_attr = XVaCreateNestedList (0,
		1429	XNForeground, fg,
		1430	XNBackground, bg,
		1431	XNArea, &status_rect,
		1432	XNFontSet, fs,
		1433	NULL);
		1434	}
		1435
		1436	Input_Context = XCreateIC (xim,
		1437	XNInputStyle, input_style,
		1438	XNClientWindow, TermWin.vt,
		1439	XNFocusWindow, TermWin.parent[0],
		1440	preedit_attr ? XNPreeditAttributes : NULL,
		1441	preedit_attr,
		1442	status_attr ? XNStatusAttributes : NULL,
		1443	status_attr, NULL);
		1444
		1445	if (preedit_attr) XFree (preedit_attr);
		1446	if (status_attr) XFree (status_attr);
		1447	if (fs) XFreeFontSet (display->display, fs);
		1448
1161	if (h->Input_Context == NULL) {	1449	if (Input_Context == NULL)
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}	1450	{
		1451	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1452	im_destroy ();
		1453	return false;
		1454	}
		1455
1166	if (h->input_style & XIMPreeditArea)	1456	if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1457	IMSetStatusPosition ();
		1458
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1459	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169	return True;	1460	return true;
1170	}	1461	}
1171		1462
1172	/* EXTPROTO */
1173	void	1463	void
		1464	rxvt_term::im_cb ()
		1465	{
		1466	int i, found, had_im;
		1467	const char *p;
		1468	char **s;
		1469	char buf[IMBUFSIZ];
		1470
		1471	im_destroy ();
		1472
		1473	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1474	if (Input_Context)
		1475	return;
		1476
		1477	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1478	if (rs[Rs_imLocale])
		1479	SET_LOCALE (rs[Rs_imLocale]);
		1480	#endif
		1481
		1482	p = rs[Rs_inputMethod];
		1483	if (p && *p)
		1484	{
		1485	bool found = false;
		1486
		1487	s = rxvt_splitcommastring (p);
		1488	for (i = 0; s[i]; i++)
		1489	{
		1490	if (*s[i])
		1491	{
		1492	strcpy (buf, "@im=");
		1493	strncat (buf, s[i], IMBUFSIZ - 5);
		1494	if (IM_get_IC (buf))
		1495	{
		1496	found = true;
		1497	break;
		1498	}
		1499	}
		1500	}
		1501	for (i = 0; s[i]; i++)
		1502	free (s[i]);
		1503	free (s);
		1504
		1505	if (found)
		1506	goto done;
		1507	}
		1508
		1509	/* try with XMODIFIERS env. var. */
		1510	if (IM_get_IC (""))
		1511	goto done;
		1512
		1513	/* try with no modifiers base IF the user didn't specify an IM */
		1514	if (IM_get_IC ("@im=none"))
		1515	goto done;
		1516
		1517	done:
		1518	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1519	if (rs[Rs_imLocale])
		1520	SET_LOCALE (locale);
		1521	#endif
		1522	}
		1523
		1524	void
1174	rxvt_IMSetStatusPosition(pR)	1525	rxvt_term::IMSetStatusPosition ()
1175	{	1526	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1527	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1528	XVaNestedList preedit_attr, status_attr;
1178		1529
1179	if (R->h->Input_Context == NULL	1530	if (!Input_Context
1180	|| !R->TermWin.focus	1531	|| !TermWin.focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1532	|| !(input_style & XIMPreeditArea)
1182	|| !rxvt_IMisRunning(aR))	1533	|| !IMisRunning ())
1183	return;	1534	return;
1184		1535
1185	/* Getting the necessary width of preedit area */	1536	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1537	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1538	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1539	XFree (status_attr);
1189		1540
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1541	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1542	XFree (needed_rect);
1191		1543
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1544	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1545	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1546
1195	XSetICValues(R->h->Input_Context,	1547	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1548	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1549	XNStatusAttributes, status_attr, NULL);
1198		1550
1199	XFree(preedit_attr);	1551	XFree (preedit_attr);
1200	XFree(status_attr);	1552	XFree (status_attr);
1201	}	1553	}
1202	#endif /* USE_XIM */	1554	#endif /* USE_XIM */
1203		1555
1204	/*----------------------------------------------------------------------*/	1556	/*----------------------------------------------------------------------*/
1205	rxvt_t *rxvt_current_term;	1557	rxvt_t rxvt_current_term;
1206		1558
1207	/*----------------------- end-of-file (C source) -----------------------*/	1559	/*----------------------- end-of-file (C source) -----------------------*/

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