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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.22 by pcg, Sat Jan 31 00:20:21 2004 UTC vs.
Revision 1.120 by root, Mon Dec 13 19:16:36 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.22 2004/01/31 00:20:21 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#include <cstring>	47	#include <cstring>
48		48
		49	vector<rxvt_term *> rxvt_term::termlist;
		50
49	static char curlocale[128];	51	static char curlocale[128];
50		52
51	void	53	bool
52	rxvt_set_locale (const char *locale)	54	rxvt_set_locale (const char *locale)
53	{	55	{
54	if (locale && STRNCMP (locale, curlocale, 128))	56	if (!locale || !strncmp (locale, curlocale, 128))
55	{	57	return false;
		58
56	STRNCPY (curlocale, locale, 128);	59	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	60	setlocale (LC_CTYPE, curlocale);
		61	return true;
		62	}
		63
		64	#if ENABLE_COMBINING
		65	class rxvt_composite_vec rxvt_composite;
		66
		67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		68	{
		69	compose_char *cc;
		70
		71	// break compose chains, as stupid readline really likes to duplicate
		72	// composing characters for some reason near the end of a line.
		73	cc = (*this)[c1];
		74	while (cc)
58	}	75	{
59	}	76	if (cc->c2 == c2) return c1;
		77	cc = (*this)[cc->c1];
		78	}
60		79
61	void *	80	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	81	for (cc = v.end (); cc-- > v.begin (); )
63	{	82	{
64	void *p = malloc (s);	83	if (cc->c1 == c1 && cc->c2 == c2)
		84	return COMPOSE_LO + (cc - v.begin ());
		85	}
65		86
66	MEMSET (p, 0, s);	87	// allocate a new combination
		88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		89	{
		90	static int seen;
		91
		92	if (!seen++)
		93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		94
		95	return REPLACEMENT_CHAR;
		96	}
		97
		98	v.push_back (compose_char (c1, c2));
		99
		100	return v.size () - 1 + COMPOSE_LO;
		101	}
		102
		103	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		104	{
		105	compose_char *cc = (*this)[c];
		106
		107	if (!cc)
		108	{
		109	if (r) *r = c;
		110	return 1;
		111	}
		112
		113	int len = expand (cc->c1, r);
		114
		115	if (r) r += len;
		116
		117	if (cc->c2 != NOCHAR)
		118	{
		119	len++;
		120	if (r) *r++ = cc->c2;
		121	}
		122
67	return p;	123	return len;
68	}
69		124
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	125	}
		126	#endif
75		127
76	rxvt_term::rxvt_term ()	128	rxvt_term::rxvt_term ()
77	:	129	:
		130	#if TRANSPARENT
		131	rootwin_ev (this, &rxvt_term::rootwin_cb),
		132	#endif
		133	#ifdef HAVE_SCROLLBARS
		134	scrollbar_ev (this, &rxvt_term::x_cb),
		135	#endif
		136	#ifdef MENUBAR
		137	menubar_ev (this, &rxvt_term::x_cb),
		138	#endif
78	#ifdef CURSOR_BLINK	139	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	141	#endif
81	#ifdef TEXT_BLINK	142	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	143	text_blink_ev (this, &rxvt_term::text_blink_cb),
		144	#endif
		145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		147	#endif
		148	#ifdef SELECTION_SCROLLING
		149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		150	#endif
		151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
83	#endif	153	#endif
84	#ifdef POINTER_BLANK	154	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	155	pointer_ev (this, &rxvt_term::pointer_cb),
86	#endif	156	#endif
		157	#ifdef USE_XIM
		158	im_ev (this, &rxvt_term::im_cb),
		159	#endif
		160	sw_term (this, &rxvt_term::sig_term),
		161	sw_chld (this, &rxvt_term::sig_chld),
		162	termwin_ev (this, &rxvt_term::x_cb),
		163	vt_ev (this, &rxvt_term::x_cb),
87	check_ev (this, &rxvt_term::check_cb),	164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
88	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
89	pty_ev (this, &rxvt_term::pty_cb),	167	pty_ev (this, &rxvt_term::pty_cb),
90	x_ev (this, &rxvt_term::x_cb),
91	incr_ev (this, &rxvt_term::incr_cb)	168	incr_ev (this, &rxvt_term::incr_cb)
92	{	169	{
93	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		171
		172	termlist.push_back (this);
94	}	173	}
95		174
96	rxvt_term::~rxvt_term ()	175	rxvt_term::~rxvt_term ()
97	{	176	{
98	scr_release ();	177	termlist.erase (find (termlist.begin (), termlist.end(), this));
99		178
100	free (locale);	179	if (cmd_pid)
101	free (codeset);	180	kill (-cmd_pid, SIGHUP);
102		181
103	#ifndef NO_SETOWNER_TTYDEV	182	pty.put ();
104	privileged_ttydev (RESTORE);	183
105	#endif
106	#ifdef UTMP_SUPPORT	184	#ifdef UTMP_SUPPORT
107	privileged_utmp (RESTORE);	185	privileged_utmp (RESTORE);
108	#endif	186	#endif
		187
		188	#if ENABLE_STYLES
		189	for (int i = RS_styleCount; --i; )
		190	if (TermWin.fontset[i] != TermWin.fontset[0])
		191	delete TermWin.fontset[i];
		192	#endif
		193	delete TermWin.fontset[0];
		194
		195	if (display)
		196	{
		197	selection_clear ();
		198
109	#ifdef USE_XIM	199	#ifdef USE_XIM
110	if (Input_Context != NULL)	200	im_destroy ();
		201	#endif
		202	#ifdef MENUBAR
		203	if (menubarGC) XFreeGC (display->display, menubarGC);
		204	#endif
		205	#ifdef XTERM_SCROLLBAR
		206	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		207	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		208	#endif
		209	#ifdef PLAIN_SCROLLBAR
		210	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		211	#endif
		212	#ifdef NEXT_SCROLLBAR
		213	if (blackGC) XFreeGC (display->display, blackGC);
		214	if (whiteGC) XFreeGC (display->display, whiteGC);
		215	if (grayGC) XFreeGC (display->display, grayGC);
		216	if (darkGC) XFreeGC (display->display, darkGC);
		217	if (stippleGC) XFreeGC (display->display, stippleGC);
		218	if (dimple) XFreePixmap (display->display, dimple);
		219	if (upArrow) XFreePixmap (display->display, upArrow);
		220	if (downArrow) XFreePixmap (display->display, downArrow);
		221	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		222	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		223	#endif
		224	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		225	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		226	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		227	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		228	#endif
		229	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		230
		231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		232	delete menuBar.drawable;
		233	//if (menuBar.win)
		234	// XDestroyWindow (display->display, menuBar.win);
		235	#endif
		236	delete TermWin.drawable;
		237	// destroy all windows
		238	if (TermWin.parent[0])
		239	XDestroyWindow (display->display, TermWin.parent[0]);
111	{	240	}
112	XDestroyIC (Input_Context);
113	Input_Context = NULL;
114	}
115	#endif
116		241
117	if (cmd_fd >= 0)	242	// TODO: free pixcolours, colours should become part of rxvt_display
118	close (cmd_fd);
119		243
120	if (Xfd >= 0)	244	delete pix_colors_focused;
121	XCloseDisplay (Xdisplay);	245	#ifdef OFF_FOCUS_FADING
		246	delete pix_colors_unfocused;
		247	#endif
122		248
123	delete PixColors;	249	displays.put (display);
		250
		251	scr_release ();
		252
		253	/* clear all resources */
		254	for (int i = 0; i < allocated.size (); i++)
		255	free (allocated[i]);
		256
		257	free (selection.text);
		258	// TODO: manage env vars in child only(!)
		259	free (env_windowid);
		260	free (env_display);
		261	free (env_term);
		262	free (env_colorfgbg);
		263	free (locale);
		264	free (v_buffer);
		265	free (incr_buf);
		266
		267	delete envv;
		268	delete argv;
124	}	269	}
125		270
126	void	271	void
127	rxvt_term::destroy ()	272	rxvt_term::destroy ()
128	{	273	{
		274	if (destroy_ev.active)
		275	return;
		276
		277	#if ENABLE_OVERLAY
		278	scr_overlay_off ();
		279	#endif
		280
		281	if (display)
		282	{
		283	#if USE_XIM
		284	im_ev.stop (display);
		285	#endif
		286	#if HAVE_SCROLLBARS
		287	scrollbar_ev.stop (display);
		288	#endif
		289	#if MENUBAR
		290	menubar_ev.stop (display);
		291	#endif
		292	#if TRANSPARENT
		293	rootwin_ev.stop (display);
		294	#endif
		295	incr_ev.stop ();
		296	termwin_ev.stop (display);
		297	vt_ev.stop (display);
		298	}
		299
129	check_ev.stop ();	300	check_ev.stop ();
130	pty_ev.stop ();	301	pty_ev.stop ();
131	x_ev.stop ();
132	#ifdef CURSOR_BLINK	302	#ifdef CURSOR_BLINK
133	cursor_blink_ev.stop ();	303	cursor_blink_ev.stop ();
134	#endif	304	#endif
135	#ifdef TEXT_BLINK	305	#ifdef TEXT_BLINK
136	text_blink_ev.stop ();	306	text_blink_ev.stop ();
137	#endif	307	#endif
		308	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		309	cont_scroll_ev.stop ();
		310	#endif
		311	#ifdef SELECTION_SCROLLING
		312	sel_scroll_ev.stop ();
		313	#endif
138	#ifdef POINTER_BLANK	314	#ifdef POINTER_BLANK
139	pointer_ev.stop ();	315	pointer_ev.stop ();
140	#endif	316	#endif
141		317
142	destroy_ev.start (0);	318	destroy_ev.start (0);
…		…
149		325
150	delete this;	326	delete this;
151	}	327	}
152		328
153	/*----------------------------------------------------------------------*/	329	/*----------------------------------------------------------------------*/
154	/* rxvt_init() */	330	/* rxvt_init () */
155	/* LIBPROTO */
156	rxvt_t
157	rxvt_init (int argc, const char *const *argv)
158	{
159	SET_R (new rxvt_term);
160
161	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162	{
163	delete GET_R;
164	SET_R (0);
165	}
166
167	return GET_R;
168	}
169
170	void
171	rxvt_init_signals ()
172	{
173	/* install exit handler for cleanup */
174	#if 0
175	#ifdef HAVE_ATEXIT
176	atexit(rxvt_clean_exit);
177	#else
178	#endif
179	#endif
180
181	struct sigaction sa;
182
183	sigfillset (&sa.sa_mask);
184	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193	/* signal (SIGURG, SIG_DFL); */
194
195	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197	}
198
199	bool	331	bool
200	rxvt_term::init (int argc, const char *const *argv)	332	rxvt_term::init (int argc, const char *const *argv)
		333	{
		334	SET_R (this);
		335
		336	if (!init_vars ())
		337	return false;
		338
		339	init_secondary ();
		340
		341	const char **cmd_argv = init_resources (argc, argv);
		342
		343	set_locale ("");
		344
		345	#if MENUBAR_MAX
		346	menubar_read (rs[Rs_menu]);
		347	#endif
		348	#ifdef HAVE_SCROLLBARS
		349	if (options & Opt_scrollBar)
		350	scrollBar.setIdle (); /* set existence for size calculations */
		351	#endif
		352
		353	create_windows (argc, argv);
		354
		355	init_xlocale ();
		356
		357	scr_reset (); /* initialize screen */
		358
		359	#if 0
		360	XSynchronize (display->display, True);
		361	#endif
		362
		363	#ifdef HAVE_SCROLLBARS
		364	if (options & Opt_scrollBar)
		365	resize_scrollbar (); /* create and map scrollbar */
		366	#endif
		367	#if (MENUBAR_MAX)
		368	if (menubar_visible ())
		369	XMapWindow (display->display, menuBar.win);
		370	#endif
		371	#ifdef TRANSPARENT
		372	if (options & Opt_transparent)
		373	{
		374	XSelectInput (display->display, display->root, PropertyChangeMask);
		375	check_our_parents ();
		376	rootwin_ev.start (display, display->root);
		377	}
		378	#endif
		379
		380	XMapWindow (display->display, TermWin.vt);
		381	XMapWindow (display->display, TermWin.parent[0]);
		382
		383	set_colorfgbg ();
		384
		385	init_command (cmd_argv);
		386
		387	pty_ev.start (pty.pty, EVENT_READ);
		388
		389	check_ev.start ();
		390
		391	return true;
		392	}
		393
		394	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		395
		396	void
		397	rxvt_init ()
201	{	398	{
202	/*	399	/*
203	* Save and then give up any super-user privileges	400	* Save and then give up any super-user privileges
204	* If we need privileges in any area then we must specifically request it.	401	* If we need privileges in any area then we must specifically request it.
205	* We should only need to be root in these cases:	402	* We should only need to be root in these cases:
206	* 1. write utmp entries on some systems	403	* 1. write utmp entries on some systems
207	* 2. chown tty on some systems	404	* 2. chown tty on some systems
208	*/	405	*/
209	privileges (SAVE);	406	rxvt_privileges (SAVE);
210	privileges (IGNORE);	407	rxvt_privileges (IGNORE);
211		408
212	init_secondary ();	409	signal (SIGHUP, SIG_IGN);
		410	signal (SIGPIPE, SIG_IGN);
213		411
214	const char **cmd_argv = init_resources (argc, argv);	412	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		413	/* signal (SIGURG, SIG_DFL); */
215		414
216	set_locale ("");	415	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
217		416	// TODO: handle this with exceptions and tolerate the memory loss
218	#if (MENUBAR_MAX)	417	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
219	menubar_read (rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	create_windows (argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	Gr_reset (); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	resize_scrollbar (); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	check_our_parents ();
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}	418	}
271		419
272	/* ------------------------------------------------------------------------- *	420	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *	421	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */	422	* ------------------------------------------------------------------------- */
275	/*	423	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died	424	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/	425	*/
278	/* ARGSUSED */	426
279	/* EXTPROTO */	427	void
280	RETSIGTYPE	428	rxvt_term::sig_chld (sig_watcher &w)
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{	429	{
283	int pid, save_errno = errno;	430	// we are being called for every SIGCHLD, not just ours
		431	int pid;
		432
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	433	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
285	;	434	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
286	errno = save_errno;
287
288	#if 0
289	if (pid == cmd_pid)	435	if (pid == (*t)->cmd_pid)
290	exit (EXIT_SUCCESS);	436	{
291	#endif	437	(*t)->destroy ();
292	}	438	break;
293		439	}
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* EXTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	if (GET_R->allowedxerror == -1)
316	GET_R->allowedxerror = event->error_code;
317	else
318	{
319	rxvt_print_error("XError: Request: %d . %d, Error: %d",
320	event->request_code, event->minor_code,
321	event->error_code);
322
323	GET_R->destroy ();
324	}
325
326	return 0;
327	}	440	}
328		441
329	/*----------------------------------------------------------------------*/	442	/*----------------------------------------------------------------------*/
330	/*	443	/*
331	* Exit gracefully, clearing the utmp entry and restoring tty attributes	444	* Exit gracefully, clearing the utmp entry and restoring tty attributes
332	* TODO: if debugging, this should free up any known resources if we can	445	* TODO: if debugging, this should free up any known resources if we can
333	*/	446	*/
		447	void
		448	rxvt_destroy_all ()
		449	{
		450	// TODO: rxvtd should clean up all ressources
		451	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		452	(*t)->destroy ();
		453	}
		454
		455	/*
		456	* Catch a fatal signal and tidy up before quitting
		457	*/
		458	void
		459	rxvt_term::sig_term (sig_watcher &w)
		460	{
		461	#ifdef DEBUG_CMD
		462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		463	#endif
		464	rxvt_destroy_all ();
		465	signal (w.signum, SIG_DFL);
		466	kill (getpid (), w.signum);
		467	}
		468
334	/* EXTPROTO */	469	/* INTPROTO */
335	void	470	int
336	rxvt_clean_exit ()	471	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{	472	{
		473	if (GET_R->allowedxerror == -1)
		474	GET_R->allowedxerror = event->error_code;
		475	else
		476	{
		477	old_xerror_handler (display, event);
338	GET_R->destroy ();	478	GET_R->destroy ();
		479	}
		480
		481	return 0;
339	}	482	}
340		483
341	/* ------------------------------------------------------------------------- *	484	/* ------------------------------------------------------------------------- *
342	* MEMORY ALLOCATION WRAPPERS *	485	* MEMORY ALLOCATION WRAPPERS *
343	* ------------------------------------------------------------------------- */	486	* ------------------------------------------------------------------------- */
		487	void *
		488	rxvt_malloc (size_t size)
		489	{
		490	void *p = malloc (size);
		491
		492	if (!p)
		493	rxvt_fatal ("memory allocation failure. aborting.\n");
		494
		495	return p;
		496	}
		497
344	/* EXTPROTO */	498	/* INTPROTO */
345	void *	499	void *
346	rxvt_malloc(size_t size)	500	rxvt_calloc (size_t number, size_t size)
347	{	501	{
348	void *p;	502	void *p = calloc (number, size);
349		503
350	p = malloc(size);
351	if (p)	504	if (!p)
		505	rxvt_fatal ("memory allocation failure. aborting.\n");
		506
352	return p;	507	return p;
353
354	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
355	rxvt_clean_exit();
356	exit(EXIT_FAILURE);
357	/* NOTREACHED */
358	}	508	}
359		509
360	/* EXTPROTO */	510	/* INTPROTO */
361	void *	511	void *
362	rxvt_calloc(size_t number, size_t size)
363	{
364	void *p;
365
366	p = calloc(number, size);
367	if (p)
368	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}
375
376	/* EXTPROTO */
377	void *
378	rxvt_realloc(void *ptr, size_t size)	512	rxvt_realloc (void *ptr, size_t size)
379	{	513	{
380	void *p;
381
382	if (ptr)
383	p = realloc(ptr, size);	514	void *p = realloc (ptr, size);
384	else	515
385	p = malloc(size);
386	if (p)	516	if (!p)
		517	rxvt_fatal ("memory allocation failure. aborting.\n");
		518
387	return p;	519	return p;
388
389	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390	rxvt_clean_exit();
391	exit(EXIT_FAILURE);
392	/* NOTREACHED */
393	}	520	}
394		521
395	/* ------------------------------------------------------------------------- *	522	/* ------------------------------------------------------------------------- *
396	* PRIVILEGED OPERATIONS *	523	* PRIVILEGED OPERATIONS *
397	* ------------------------------------------------------------------------- */	524	* ------------------------------------------------------------------------- */
398	/* take care of suid/sgid super-user (root) privileges */	525	/* take care of suid/sgid super-user (root) privileges */
399	void	526	void
400	rxvt_term::privileges (int mode)	527	rxvt_privileges (rxvt_privaction action)
401	{	528	{
		529	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		530	static uid_t euid;
		531	static gid_t egid;
		532	#endif
		533
402	#if ! defined(__CYGWIN32__)	534	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */	536	/* setreuid () is the poor man's setuid (), seteuid () */
405	# define seteuid(a) setreuid(-1, (a))	537	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))	538	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID	539	# define HAVE_SETEUID
408	# endif	540	# endif
409	# ifdef HAVE_SETEUID	541	# ifdef HAVE_SETEUID
410	switch (mode) {	542	switch (action)
		543	{
411	case IGNORE:	544	case IGNORE:
412	/*	545	/*
413	* change effective uid/gid - not real uid/gid - so we can switch	546	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required	547	* back to root later, as required
415	*/	548	*/
416	seteuid(getuid());	549	seteuid (getuid ());
417	setegid(getgid());	550	setegid (getgid ());
418	break;	551	break;
419	case SAVE:	552	case SAVE:
420	euid = geteuid();	553	euid = geteuid ();
421	egid = getegid();	554	egid = getegid ();
422	break;	555	break;
423	case RESTORE:	556	case RESTORE:
424	seteuid(euid);	557	seteuid (euid);
425	setegid(egid);	558	setegid (egid);
426	break;	559	break;
427	}	560	}
428	# else	561	# else
429	switch (mode) {	562	switch (action)
		563	{
430	case IGNORE:	564	case IGNORE:
431	setuid(getuid());	565	setuid (getuid ());
432	setgid(getgid());	566	setgid (getgid ());
433	/* FALLTHROUGH */	567	/* FALLTHROUGH */
434	case SAVE:	568	case SAVE:
435	/* FALLTHROUGH */	569	/* FALLTHROUGH */
436	case RESTORE:	570	case RESTORE:
437	break;	571	break;
438	}	572	}
439	# endif	573	# endif
440	#endif	574	#endif
441	}	575	}
442		576
443	#ifdef UTMP_SUPPORT	577	#ifdef UTMP_SUPPORT
444	void	578	void
445	rxvt_term::privileged_utmp (char action)	579	rxvt_term::privileged_utmp (rxvt_privaction action)
446	{	580	{
447	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448	action, next_utmp_action, getpid()));
449	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450	|| (Options & Opt_utmpInhibit)	581	if ((options & Opt_utmpInhibit)
451	|| ttydev == NULL || *ttydev == '\0')	582	|| !pty.name || !*pty.name)
452	return;	583	return;
453		584
454	privileges (RESTORE);	585	rxvt_privileges (RESTORE);
		586
455	if (action == SAVE) {	587	if (action == SAVE)
456	next_utmp_action = RESTORE;
457	makeutent (ttydev, rs[Rs_display_name]);	588	makeutent (pty.name, rs[Rs_display_name]);
458	} else { /* action == RESTORE */	589	else
459	next_utmp_action = IGNORE;
460	cleanutent ();	590	cleanutent ();
461	}	591
462	privileges (IGNORE);	592	rxvt_privileges (IGNORE);
463	}
464	#endif
465
466	#ifndef NO_SETOWNER_TTYDEV
467	void
468	rxvt_term::privileged_ttydev (char action)
469	{
470	D_MAIN((stderr,
471	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
472	action, next_tty_action, getpid()));
473	if (next_tty_action != action || (action != SAVE && action != RESTORE)
474	|| ttydev == NULL || *ttydev == '\0')
475	return;
476
477	privileges (RESTORE);
478
479	if (action == SAVE) {
480	next_tty_action = RESTORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484	next_tty_action = IGNORE;
485	else
486	# endif
487	{
488	chown(ttydev, getuid(), ttygid); /* fail silently */
489	chmod(ttydev, ttymode);
490	# ifdef HAVE_REVOKE
491	revoke(ttydev);
492	# endif
493	}
494	} else { /* action == RESTORE */
495	next_tty_action = IGNORE;
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	chmod(ttydev, ttyfd_stat.st_mode);
498	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499	# else
500	chmod(ttydev,
501	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502	chown(ttydev, 0, 0);
503	# endif
504	}
505
506	privileges (IGNORE);
507
508	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510	action == RESTORE ? "Restoring" : (action ==
511	SAVE ? "Saving" :
512	"UNKNOWN ERROR for"), ttydev,
513	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514	ttyfd_stat.st_gid));
515	# endif
516	}	593	}
517	#endif	594	#endif
518		595
519	/*----------------------------------------------------------------------*/	596	/*----------------------------------------------------------------------*/
520	/*	597	/*
…		…
522	* if width/height are non-zero then override calculated width/height	599	* if width/height are non-zero then override calculated width/height
523	*/	600	*/
524	void	601	void
525	rxvt_term::window_calc (unsigned int width, unsigned int height)	602	rxvt_term::window_calc (unsigned int width, unsigned int height)
526	{	603	{
527	short recalc_x, recalc_y;	604	short recalc_x, recalc_y;
528	int x, y, sb_w, mb_h, flags;	605	int x, y, sb_w, mb_h, flags;
529	unsigned int w, h;	606	unsigned int w, h;
530	unsigned int max_width, max_height;	607	unsigned int max_width, max_height;
531		608
532	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	609	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533	TermWin.ncol, TermWin.nrow, szHint.width,	610	TermWin.ncol, TermWin.nrow, szHint.width,
534	szHint.height));	611	szHint.height));
535	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	612	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536	szHint.win_gravity = NorthWestGravity;	613	szHint.win_gravity = NorthWestGravity;
537	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538		615
539	recalc_x = recalc_y = 0;	616	recalc_x = recalc_y = 0;
540	flags = 0;	617	flags = 0;
541	if (!parsed_geometry) {	618	if (!parsed_geometry)
		619	{
542	parsed_geometry = 1;	620	parsed_geometry = 1;
543	if (rs[Rs_geometry])	621	if (rs[Rs_geometry])
544	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
545	if (flags & WidthValue) {	623	if (flags & WidthValue)
		624	{
546	TermWin.ncol = BOUND_POSITIVE_INT16(w);	625	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
547	szHint.flags |= USSize;	626	szHint.flags |= USSize;
548	}	627	}
549	if (flags & HeightValue) {	628	if (flags & HeightValue)
		629	{
550	TermWin.nrow = BOUND_POSITIVE_INT16(h);	630	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
551	szHint.flags |= USSize;	631	szHint.flags |= USSize;
552	}	632	}
553	if (flags & XValue) {	633	if (flags & XValue)
		634	{
554	szHint.x = x;	635	szHint.x = x;
555	szHint.flags |= USPosition;	636	szHint.flags |= USPosition;
556	if (flags & XNegative) {	637	if (flags & XNegative)
		638	{
557	recalc_x = 1;	639	recalc_x = 1;
558	szHint.win_gravity = NorthEastGravity;	640	szHint.win_gravity = NorthEastGravity;
559	}	641	}
560	}	642	}
561	if (flags & YValue) {	643	if (flags & YValue)
		644	{
562	szHint.y = y;	645	szHint.y = y;
563	szHint.flags |= USPosition;	646	szHint.flags |= USPosition;
564	if (flags & YNegative) {	647	if (flags & YNegative)
		648	{
565	recalc_y = 1;	649	recalc_y = 1;
566	if (szHint.win_gravity == NorthEastGravity)	650	if (szHint.win_gravity == NorthEastGravity)
567	szHint.win_gravity = SouthEastGravity;	651	szHint.win_gravity = SouthEastGravity;
568	else	652	else
569	szHint.win_gravity = SouthWestGravity;	653	szHint.win_gravity = SouthWestGravity;
570	}	654	}
571	}	655	}
572	}	656	}
		657
573	/* TODO: BOUNDS */	658	/* TODO: BOUNDS */
574	TermWin.width = TermWin.ncol * TermWin.fwidth;	659	TermWin.width = TermWin.ncol * TermWin.fwidth;
575	TermWin.height = TermWin.nrow * TermWin.fheight;	660	TermWin.height = TermWin.nrow * TermWin.fheight;
576	max_width = MAX_COLS * TermWin.fwidth;	661	max_width = MAX_COLS * TermWin.fwidth;
577	max_height = MAX_ROWS * TermWin.fheight;	662	max_height = MAX_ROWS * TermWin.fheight;
578		663
579	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
580		665
581	sb_w = mb_h = 0;	666	sb_w = mb_h = 0;
582	window_vt_x = window_vt_y = 0;	667	window_vt_x = window_vt_y = TermWin.int_bwidth;
		668
583	if (scrollbar_visible ()) {	669	if (scrollbar_visible ())
		670	{
584	sb_w = scrollbar_TotalWidth();	671	sb_w = scrollbar_TotalWidth ();
585	szHint.base_width += sb_w;	672	szHint.base_width += sb_w;
586	if (!(Options & Opt_scrollBar_right))	673	if (!(options & Opt_scrollBar_right))
587	window_vt_x = sb_w;	674	window_vt_x += sb_w;
588	}	675	}
		676
589	if (menubar_visible ()) {	677	if (menubar_visible ())
		678	{
590	mb_h = menuBar_TotalHeight();	679	mb_h = menuBar_TotalHeight ();
591	szHint.base_height += mb_h;	680	szHint.base_height += mb_h;
592	window_vt_y = mb_h;	681	window_vt_y += mb_h;
593	}	682	}
		683
594	szHint.width_inc = TermWin.fwidth;	684	szHint.width_inc = TermWin.fwidth;
595	szHint.height_inc = TermWin.fheight;	685	szHint.height_inc = TermWin.fheight;
596	szHint.min_width = szHint.base_width + szHint.width_inc;	686	szHint.min_width = szHint.base_width + szHint.width_inc;
597	szHint.min_height = szHint.base_height + szHint.height_inc;	687	szHint.min_height = szHint.base_height + szHint.height_inc;
598		688
599	if (width && width - szHint.base_width < max_width) {	689	if (width && width - szHint.base_width < max_width)
		690	{
600	szHint.width = width;	691	szHint.width = width;
601	TermWin.width = width - szHint.base_width;	692	TermWin.width = width - szHint.base_width;
602	} else {	693	}
		694	else
		695	{
603	MIN_IT(TermWin.width, max_width);	696	MIN_IT (TermWin.width, max_width);
604	szHint.width = szHint.base_width + TermWin.width;	697	szHint.width = szHint.base_width + TermWin.width;
605	}	698	}
		699
606	if (height && height - szHint.base_height < max_height) {	700	if (height && height - szHint.base_height < max_height)
		701	{
607	szHint.height = height;	702	szHint.height = height;
608	TermWin.height = height - szHint.base_height;	703	TermWin.height = height - szHint.base_height;
609	} else {	704	}
		705	else
		706	{
610	MIN_IT(TermWin.height, max_height);	707	MIN_IT (TermWin.height, max_height);
611	szHint.height = szHint.base_height + TermWin.height;	708	szHint.height = szHint.base_height + TermWin.height;
612	}	709	}
		710
613	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
614	window_sb_x = szHint.width - sb_w;	712	window_sb_x = szHint.width - sb_w;
615		713
616	if (recalc_x)	714	if (recalc_x)
617	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
618	- szHint.width - 2 * TermWin.ext_bwidth);	716	- szHint.width - 2 * TermWin.ext_bwidth);
619	if (recalc_y)	717	if (recalc_y)
620	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
621	- szHint.height - 2 * TermWin.ext_bwidth);	719	- szHint.height - 2 * TermWin.ext_bwidth);
622		720
623	TermWin.ncol = TermWin.width / TermWin.fwidth;	721	TermWin.ncol = TermWin.width / TermWin.fwidth;
624	TermWin.nrow = TermWin.height / TermWin.fheight;	722	TermWin.nrow = TermWin.height / TermWin.fheight;
625	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	723	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626	TermWin.ncol, TermWin.nrow, szHint.width,	724	TermWin.ncol, TermWin.nrow, szHint.width,
627	szHint.height));	725	szHint.height));
628	return;	726	return;
629	}	727	}
630		728
631	/*----------------------------------------------------------------------*/	729	/*----------------------------------------------------------------------*/
632	/*	730	/*
633	* Tell the teletype handler what size the window is.	731	* Tell the teletype handler what size the window is.
634	* Called after a window size change.	732	* Called after a window size change.
635	*/	733	*/
636	void	734	void
637	rxvt_term::tt_winch ()	735	rxvt_term::tt_winch ()
638	{	736	{
		737	if (pty.pty < 0)
		738	return;
		739
639	struct winsize ws;	740	struct winsize ws;
640
641	if (cmd_fd < 0)
642	return;
643		741
644	ws.ws_col = TermWin.ncol;	742	ws.ws_col = TermWin.ncol;
645	ws.ws_row = TermWin.nrow;	743	ws.ws_row = TermWin.nrow;
646	ws.ws_xpixel = ws.ws_ypixel = 0;	744	ws.ws_xpixel = TermWin.width;
647	#ifndef DEBUG_SIZE	745	ws.ws_ypixel = TermWin.height;
648	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
649	#else	747
650	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	748	#if 0
651	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652	# ifdef SIGWINCH
653	else if (cmd_pid) /* force through to the command */	750	if (cmd_pid) /* force through to the command */
654	kill (cmd_pid, SIGWINCH);	751	kill (cmd_pid, SIGWINCH);
655	# endif
656	#endif	752	#endif
657	}	753	}
658		754
659	/*----------------------------------------------------------------------*/	755	/*----------------------------------------------------------------------*/
660	/* rxvt_change_font() - Switch to a new font */	756	/* set_fonts () - load and set the various fonts
661	/*	757	/*
662	* init = 1 - initialize	758	* init = 1 - initialize
663	*	759	*
664	* fontname == FONT_UP - switch to bigger font	760	* fontname == FONT_UP - switch to bigger font
665	* fontname == FONT_DN - switch to smaller font	761	* fontname == FONT_DN - switch to smaller font
666	*/	762	*/
667	void	763	bool
668	rxvt_term::change_font (int init, const char *fontname)	764	rxvt_term::set_fonts ()
669	{	765	{
670	}	766	rxvt_fontset *fs = new rxvt_fontset (this);
		767	rxvt_fontprop prop;
671		768
672	void	769	if (!fs
673	rxvt_term::font_up_down (int n, int direction)	770	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		771	|| !fs->realize_font (1))
		772	{
		773	delete fs;
		774	return false;
		775	}
		776
		777	#if ENABLE_STYLES
		778	for (int i = RS_styleCount; --i; )
		779	if (TermWin.fontset[i] != TermWin.fontset[0])
		780	delete TermWin.fontset[i];
		781	#endif
		782
		783	delete TermWin.fontset[0];
		784	TermWin.fontset[0] = fs;
		785
		786	prop = (*fs)[1]->properties ();
		787	fs->set_prop (prop);
		788
		789	TermWin.fwidth = prop.width;
		790	TermWin.fheight = prop.height;
		791	TermWin.fweight = prop.weight;
		792	TermWin.fslant = prop.slant;
		793	TermWin.fbase = (*fs)[1]->ascent;
		794
		795	for (int style = 1; style < 4; style++)
		796	{
		797	#if ENABLE_STYLES
		798	const char *res = rs[Rs_font + style];
		799
		800	if (res && !*res)
		801	TermWin.fontset[style] = TermWin.fontset[0];
		802	else
		803	{
		804	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		805	rxvt_fontprop prop2 = prop;
		806
		807	if (res)
		808	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		809	else
		810	{
		811	res = TermWin.fontset[0]->fontdesc;
		812
		813	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		814	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		815	}
		816
		817	fs->populate (res);
		818	fs->set_prop (prop2);
		819	}
		820	#else
		821	TermWin.fontset[style] = TermWin.fontset[0];
		822	#endif
		823	}
		824
		825	if (TermWin.parent[0])
		826	{
		827	resize_all_windows (0, 0, 0);
		828	scr_remap_chars ();
		829	scr_touch (true);
		830	}
		831
		832	return true;
		833	}
		834
		835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
674	{	836	{
		837	// TODO: SMART_WINDOW_TITLE
		838	XChangeProperty (display->display, TermWin.parent[0],
		839	prop, XA_STRING, 8, PropModeReplace,
		840	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		841	}
		842
		843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		844	{
		845	// TODO: SMART_WINDOW_TITLE
		846	wchar_t *ws = rxvt_mbstowcs (str, len);
		847	char *s = rxvt_wcstoutf8 (ws);
		848
		849	XChangeProperty (display->display, TermWin.parent[0],
		850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		851	(const unsigned char *)s, strlen (s));
		852
		853	free (s);
		854	free (ws);
675	}	855	}
676		856
677	/*----------------------------------------------------------------------*/	857	/*----------------------------------------------------------------------*/
678	/*----------------------------------------------------------------------*/	858	/*----------------------------------------------------------------------*/
679	/* xterm sequences - title, iconName, color (exptl) */	859	/* xterm sequences - title, iconName, color (exptl) */
680	void	860	void
681	rxvt_term::set_title (const char *str)	861	rxvt_term::set_title (const char *str)
682	{	862	{
683	#ifndef SMART_WINDOW_TITLE	863	set_string_property (XA_WM_NAME, str);
684	XStoreName(Xdisplay, TermWin.parent[0], str);	864	#if ENABLE_FRILLS
685	#else	865	set_utf8_property (display->atom ("_NET_WM_NAME"), str);
686	char *name;
687
688	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689	name = NULL;
690	if (name == NULL || STRCMP(name, str))
691	XStoreName(Xdisplay, TermWin.parent[0], str);
692	if (name)
693	XFree(name);
694	#endif	866	#endif
695	}	867	}
696		868
697	void	869	void
698	rxvt_term::set_iconName (const char *str)	870	rxvt_term::set_icon_name (const char *str)
699	{	871	{
700	#ifndef SMART_WINDOW_TITLE	872	set_string_property (XA_WM_ICON_NAME, str);
701	XSetIconName(Xdisplay, TermWin.parent[0], str);	873	#if ENABLE_FRILLS
702	#else	874	set_utf8_property (display->atom ("_NET_WM_ICON_NAME"), str);
703	char *name;
704
705	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706	name = NULL;
707	if (name == NULL || STRCMP(name, str))
708	XSetIconName(Xdisplay, TermWin.parent[0], str);
709	if (name)
710	XFree(name);
711	#endif	875	#endif
712	}	876	}
713		877
714	#ifdef XTERM_COLOR_CHANGE	878	#ifdef XTERM_COLOR_CHANGE
715	void	879	void
716	rxvt_term::set_window_color (int idx, const char *color)	880	rxvt_term::set_window_color (int idx, const char *color)
717	{	881	{
718	rxvt_color xcol;	882	rxvt_color xcol;
719	int i;	883	int i;
720		884
721	if (color == NULL || *color == '\0')	885	if (color == NULL || *color == '\0')
722	return;	886	return;
723		887
724	/* handle color aliases */	888	/* handle color aliases */
725	if (isdigit(*color)) {	889	if (isdigit (*color))
		890	{
726	i = atoi(color);	891	i = atoi (color);
		892	if (i >= 8 && i <= 15)
727	if (i >= 8 && i <= 15) { /* bright colors */	893	{ /* bright colors */
728	i -= 8;	894	i -= 8;
729	# ifndef NO_BRIGHTCOLOR	895	# ifndef NO_BRIGHTCOLOR
730	PixColors[idx] = PixColors[minBrightCOLOR + i];	896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731	SET_PIXCOLOR(idx);	897	SET_PIXCOLOR (idx);
732	goto Done;	898	goto Done;
733	# endif	899	# endif
		900
734	}	901	}
735	if (i >= 0 && i <= 7) { /* normal colors */	902	if (i >= 0 && i <= 7)
		903	{ /* normal colors */
736	PixColors[idx] = PixColors[minCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737	SET_PIXCOLOR(idx);	905	SET_PIXCOLOR (idx);
738	goto Done;	906	goto Done;
739	}	907	}
740	}	908	}
		909
741	if (!rXParseAllocColor (& xcol, color))	910	if (!rXParseAllocColor (& xcol, color))
742	return;	911	return;
743	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744		912
745	/*	913	/* XStoreColor (display->display, display->cmap, XColor*); */
		914
		915	/*
746	* FIXME: should free colors here, but no idea how to do it so instead,	916	* FIXME: should free colors here, but no idea how to do it so instead,
747	* so just keep gobbling up the colormap	917	* so just keep gobbling up the colormap
748	*/	918	*/
749	# if 0	919	# if 0
750	for (i = Color_Black; i <= Color_White; i++)	920	for (i = Color_Black; i <= Color_White; i++)
751	if (PixColors[idx] == PixColors[i])	921	if (pix_colors[idx] == pix_colors[i])
752	break;	922	break;
753	if (i > Color_White) {	923	if (i > Color_White)
		924	{
754	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	925	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
755	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,	926	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
756	DisplayPlanes(Xdisplay, Xscreen));	927	DisplayPlanes (display->display, display->screen));
757	}	928	}
758	# endif	929	# endif
759		930
760	PixColors[idx] = xcol;	931	pix_colors_focused[idx] = xcol;
761	SET_PIXCOLOR(idx);	932	SET_PIXCOLOR (idx);
762		933
763	/* XSetWindowAttributes attr; */	934	/* XSetWindowAttributes attr; */
764	/* Cursor cursor; */	935	/* Cursor cursor; */
765	Done:	936	Done:
766	if (idx == Color_bg && !(Options & Opt_transparent))	937	#ifdef OFF_FOCUS_FADING
767	XSetWindowBackground(Xdisplay, TermWin.vt,	938	if (rs[Rs_fade])
768	PixColors[Color_bg]);	939	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		940	#endif
769		941
770	/* handle Color_BD, scrollbar background, etc. */	942	/*TODO: handle Color_BD, scrollbar background, etc. */
771		943
772	set_colorfgbg ();
773	recolour_cursor ();	944	recolour_cursor ();
774	/* the only reasonable way to enforce a clean update */	945	scr_recolour ();
775	scr_poweron ();
776	}	946	}
777		947
778	#else	948	#else
779	# define set_window_color (idx,color) ((void)0)	949	# define set_window_color (idx,color) ((void)0)
780	#endif /* XTERM_COLOR_CHANGE */	950	#endif /* XTERM_COLOR_CHANGE */
781		951
782	void	952	void
783	rxvt_term::recolour_cursor ()	953	rxvt_term::recolour_cursor ()
784	{	954	{
785	#if TODO
786	rxvt_color xcol[2];	955	XColor xcol[2];
787		956
788	xcol[0] = PixColors[Color_pointer];	957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
789	xcol[1] = PixColors[Color_bg];	958	? pix_colors_focused[Color_pointer_fg]
790	XQueryColors (Xdisplay, XCMAP, xcol, 2);	959	: pix_colors_focused[Color_fg];
		960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		961	? pix_colors_focused[Color_pointer_bg]
		962	: pix_colors_focused[Color_bg];
		963
		964	XQueryColors (display->display, display->cmap, xcol, 2);
791	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
792	#endif
793	}	966	}
794		967
795	/*----------------------------------------------------------------------*/	968	/*----------------------------------------------------------------------*/
796	/*	969	/*
797	* find if fg/bg matches any of the normal (low-intensity) colors	970	* find if fg/bg matches any of the normal (low-intensity) colors
798	*/	971	*/
799	void	972	void
800	rxvt_term::set_colorfgbg ()	973	rxvt_term::set_colorfgbg ()
801	{	974	{
802	unsigned int i;	975	unsigned int i;
803	const char *xpmb = "\0";	976	const char *xpmb = "\0";
804	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805		978
806	env_colorfgbg =
807	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
808	STRCPY(fstr, "default");	980	strcpy (fstr, "default");
809	STRCPY(bstr, "default");	981	strcpy (bstr, "default");
810	for (i = Color_Black; i <= Color_White; i++)	982	for (i = Color_Black; i <= Color_White; i++)
811	if (PixColors[Color_fg] == PixColors[i]) {	983	if (pix_colors[Color_fg] == pix_colors[i])
		984	{
812	sprintf(fstr, "%d", (i - Color_Black));	985	sprintf (fstr, "%d", (i - Color_Black));
813	break;	986	break;
814	}	987	}
		988
815	for (i = Color_Black; i <= Color_White; i++)	989	for (i = Color_Black; i <= Color_White; i++)
816	if (PixColors[Color_bg] == PixColors[i]) {	990	if (pix_colors[Color_bg] == pix_colors[i])
		991	{
817	sprintf(bstr, "%d", (i - Color_Black));	992	sprintf (bstr, "%d", (i - Color_Black));
818	#ifdef XPM_BACKGROUND	993	#ifdef XPM_BACKGROUND
819	xpmb = "default;";	994	xpmb = "default;";
820	#endif	995	#endif
821	break;	996	break;
822	}	997	}
		998
823	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	999	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824	putenv(env_colorfgbg);
825
826	#ifndef NO_BRIGHTCOLOR
827	colorfgbg = DEFAULT_RSTYLE;
828	for (i = minCOLOR; i <= maxCOLOR; i++) {
829	if (PixColors[Color_fg] == PixColors[i])
830	colorfgbg = SET_FGCOLOR(colorfgbg, i);
831	if (PixColors[Color_bg] == PixColors[i])
832	colorfgbg = SET_BGCOLOR(colorfgbg, i);
833	}
834	#endif
835	}	1000	}
836		1001
837	/*----------------------------------------------------------------------*/	1002	/*----------------------------------------------------------------------*/
838	/*	1003	/*
839	* Colour determination for low colour displays, routine from	1004	* Colour determination for low colour displays, routine from
…		…
841	*/	1006	*/
842		1007
843	int	1008	int
844	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1009	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
845	{	1010	{
846	if (!screen_in_out->set (this, colour)) {	1011	if (!screen_in_out->set (display, colour))
847	rxvt_print_error("can't allocate colour: %s", colour);	1012	{
		1013	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
848	return false;	1014	return false;
849	}	1015	}
850		1016
851	return true;	1017	return true;
852	}	1018	}
853		1019
854	/* -------------------------------------------------------------------- *	1020	/* -------------------------------------------------------------------- *
855	* - WINDOW RESIZING - *	1021	* - WINDOW RESIZING - *
856	* -------------------------------------------------------------------- */	1022	* -------------------------------------------------------------------- */
…		…
862	#ifdef SMART_RESIZE	1028	#ifdef SMART_RESIZE
863	int old_width = szHint.width, old_height = szHint.height;	1029	int old_width = szHint.width, old_height = szHint.height;
864	#endif	1030	#endif
865		1031
866	window_calc (width, height);	1032	window_calc (width, height);
867	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1033	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1034
868	if (!ignoreparent)	1035	if (!ignoreparent)
869	{	1036	{
870	#ifdef SMART_RESIZE	1037	#ifdef SMART_RESIZE
871	/*	1038	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
875	int x, y, x1, y1;	1042	int x, y, x1, y1;
876	int dx, dy;	1043	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1045	Window unused_cr;
879		1046
880	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1048	0, 0, &x, &y, &unused_cr);
882	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1051	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1052	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1053	* our position for handles and decorations. Counter it
887	*/	1054	*/
888	if (x1 != x || y1 != y) {	1055	if (x1 != x || y1 != y)
		1056	{
889	x -= x1;	1057	x -= x1;
890	y -= y1;	1058	y -= y1;
891	}	1059	}
892		1060
893	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
894	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
895	dx = old_width - szHint.width;	1063	dx = old_width - szHint.width;
896	dy = old_height - szHint.height;	1064	dy = old_height - szHint.height;
897		1065
898	/* Check position of the center of the window */	1066	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1067	if (x < x1) /* left half */
900	dx = 0;	1068	dx = 0;
901	else if (x == x1) /* exact center */	1069	else if (x == x1) /* exact center */
902	dx /= 2;	1070	dx /= 2;
903	if (y < y1) /* top half */	1071	if (y < y1) /* top half */
904	dy = 0;	1072	dy = 0;
905	else if (y == y1) /* exact center */	1073	else if (y == y1) /* exact center */
906	dy /= 2;	1074	dy /= 2;
907		1075
908	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
909	szHint.width, szHint.height);	1077	szHint.width, szHint.height);
910	#else	1078	#else
911	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
912	szHint.height);
913	#endif	1080	#endif
914	}	1081	}
915		1082
916	fix_screen = (TermWin.ncol != prev_ncol	1083	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
917	|| TermWin.nrow != prev_nrow);
918		1084
919	if (fix_screen || width != old_width || height != old_height)	1085	if (fix_screen || width != old_width || height != old_height)
920	{	1086	{
921	if (scrollbar_visible ())	1087	if (scrollbar_visible ())
922	{	1088	{
923	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1089	XMoveResizeWindow (display->display, scrollBar.win,
		1090	window_sb_x, 0,
924	0, scrollbar_TotalWidth (), szHint.height);	1091	scrollbar_TotalWidth (), szHint.height);
925	resize_scrollbar ();	1092	resize_scrollbar ();
926	}	1093	}
927		1094
928	if (menubar_visible ())	1095	if (menubar_visible ())
929	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1096	XMoveResizeWindow (display->display, menuBar.win,
		1097	window_vt_x, 0,
930	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1098	TermWin_TotalWidth (), menuBar_TotalHeight ());
931		1099
932	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1100	XMoveResizeWindow (display->display, TermWin.vt,
933	window_vt_y, TermWin_TotalWidth (),	1101	window_vt_x, window_vt_y,
934	TermWin_TotalHeight ());	1102	TermWin_TotalWidth (), TermWin_TotalHeight ());
935	#ifdef RXVT_GRAPHICS
936	if (old_height)
937	Gr_Resize (old_width - szHint.base_width,
938	old_height - szHint.base_height);
939	#endif
940	scr_clear ();	1103	scr_clear ();
941	#ifdef XPM_BACKGROUND	1104	#ifdef XPM_BACKGROUND
942	resize_pixmap ();	1105	resize_pixmap ();
943	#endif	1106	#endif
944	}	1107	}
…		…
955	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1118	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956	curr_screen = scr_change_screen (PRIMARY);	1119	curr_screen = scr_change_screen (PRIMARY);
957	TermWin.ncol = ncol;	1120	TermWin.ncol = ncol;
958	}	1121	}
959		1122
960	scr_reset();	1123	scr_reset ();
961		1124
962	if (curr_screen >= 0) /* this is not the first time through */	1125	if (curr_screen >= 0) /* this is not the first time through */
963	{	1126	{
964	scr_change_screen (curr_screen);	1127	scr_change_screen (curr_screen);
965	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1128	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
…		…
979	* good for toggling 80/132 columns	1142	* good for toggling 80/132 columns
980	*/	1143	*/
981	void	1144	void
982	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1145	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
983	{	1146	{
984	XWindowAttributes wattr;	1147	XWindowAttributes wattr;
985		1148
986	if (width == 0 || height == 0) {	1149	if (width == 0 || height == 0)
		1150	{
987	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1151	XGetWindowAttributes (display->display, display->root, &wattr);
988	if (width == 0)	1152	if (width == 0)
989	width = wattr.width - szHint.base_width;	1153	width = wattr.width - szHint.base_width;
990	if (height == 0)	1154	if (height == 0)
991	height = wattr.height - szHint.base_height;	1155	height = wattr.height - szHint.base_height;
992	}	1156	}
		1157
993	if (width != TermWin.width || height != TermWin.height) {	1158	if (width != TermWin.width || height != TermWin.height)
		1159	{
994	width += szHint.base_width;	1160	width += szHint.base_width;
995	height += szHint.base_height;	1161	height += szHint.base_height;
996	resize_all_windows (width, height, 0);	1162	resize_all_windows (width, height, 0);
997	}	1163	}
998	}	1164	}
999		1165
1000	/* -------------------------------------------------------------------- *	1166	/* -------------------------------------------------------------------- *
1001	* - X INPUT METHOD ROUTINES - *	1167	* - X INPUT METHOD ROUTINES - *
1002	* -------------------------------------------------------------------- */	1168	* -------------------------------------------------------------------- */
1003	#ifdef USE_XIM	1169	#ifdef USE_XIM
1004	void
1005	rxvt_term::set_size (XRectangle *size)
1006	{
1007	size->x = TermWin.int_bwidth;
1008	size->y = TermWin.int_bwidth;
1009	size->width = Width2Pixel(TermWin.ncol);
1010	size->height = Height2Pixel(TermWin.nrow);
1011	}
1012		1170
1013	void	1171	void
1014	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1172	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015	{	1173	{
1016	*fg = PixColors[Color_fg];	1174	fg = pix_colors[Color_fg];
1017	*bg = PixColors[Color_bg];	1175	bg = pix_colors[Color_bg];
		1176	}
		1177
		1178	void
		1179	rxvt_term::im_set_size (XRectangle &size)
		1180	{
		1181	// the int_bwidth terms make no sense to me
		1182	size.x = TermWin.int_bwidth;
		1183	size.y = TermWin.int_bwidth;
		1184	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1185	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1186	}
		1187
		1188	void
		1189	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1190	XRectangle &status_rect,
		1191	const XRectangle &needed_rect)
		1192	{
		1193	preedit_rect.x = needed_rect.width;
		1194	preedit_rect.y = 0;
		1195	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1196	preedit_rect.height = TermWin.fheight;
		1197
		1198	status_rect.x = 0;
		1199	status_rect.y = 0;
		1200	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1201	status_rect.height = TermWin.fheight;
1018	}	1202	}
1019		1203
1020	/* Checking whether input method is running. */	1204	/* Checking whether input method is running. */
1021	bool	1205	bool
1022	rxvt_term::IMisRunning ()	1206	rxvt_term::IMisRunning ()
1023	{	1207	{
1024	char *p;	1208	char *p;
1025	Atom atom;	1209	Atom atom;
1026	Window win;	1210	Window win;
1027	char server[IMBUFSIZ];	1211	char server[IMBUFSIZ];
1028		1212
1029	/* get current locale modifier */	1213	/* get current locale modifier */
1030	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1214	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1215	{
1031	STRCPY(server, "@server=");	1216	strcpy (server, "@server=");
1032	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1217	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1218
1033	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1219	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034	*p = '\0';	1220	*p = '\0';
1035		1221
1036	atom = XInternAtom(Xdisplay, server, False);	1222	atom = XInternAtom (display->display, server, False);
1037	win = XGetSelectionOwner(Xdisplay, atom);	1223	win = XGetSelectionOwner (display->display, atom);
		1224
1038	if (win != None)	1225	if (win != None)
1039	return True;	1226	return True;
1040	}	1227	}
		1228
1041	return False;	1229	return False;
1042	}	1230	}
1043		1231
1044	void	1232	void
1045	rxvt_term::IMSendSpot ()	1233	rxvt_term::IMSendSpot ()
1046	{	1234	{
1047	XPoint spot;	1235	XPoint nspot;
1048	XVaNestedList preedit_attr;	1236	XVaNestedList preedit_attr;
1049		1237
1050	if (Input_Context == NULL	1238	if (!Input_Context
		1239	|| !TermWin.focus
1051	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1240	|| !(input_style & XIMPreeditPosition))
1052	|| !(event_type == KeyPress
1053	|| event_type == Expose
1054	|| event_type == NoExpose
1055	|| event_type == SelectionNotify
1056	|| event_type == ButtonRelease || event_type == FocusIn)
1057	|| !IMisRunning ())
1058	return;	1241	return;
1059		1242
1060	set_position (&spot);	1243	im_set_position (nspot);
1061		1244
		1245	if (nspot.x == spot.x && nspot.y == spot.y)
		1246	return;
		1247
		1248	spot = nspot;
		1249
1062	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1250	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1251	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064	XFree(preedit_attr);	1252	XFree (preedit_attr);
1065	}	1253	}
1066		1254
1067	void	1255	void
1068	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1256	rxvt_term::im_destroy ()
1069	XRectangle * needed_rect)
1070	{	1257	{
1071	int mbh, vtx = 0;	1258	if (input_method)
		1259	{
		1260	if (Input_Context && input_method->xim)
		1261	XDestroyIC (Input_Context);
1072		1262
1073	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1263	display->put_xim (input_method);
1074	vtx = scrollbar_TotalWidth();	1264	input_method = 0;
		1265	}
1075		1266
1076	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1267	Input_Context = 0;
1077	mbh -= TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* EXTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	GET_R->Input_Context = NULL;
1100	/* To avoid Segmentation Fault in C locale: Solaris only? */
1101	if (STRCMP (GET_R->locale, "C"))
1102	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103	rxvt_IMInstantiateCallback, NULL);
1104	}	1268	}
1105		1269
1106	/*	1270	/*
1107	* Try to open a XIM with the current modifiers, then see if we can	1271	* Try to open a XIM with the current modifiers, then see if we can
1108	* open a suitable preedit type	1272	* open a suitable preedit type
1109	*/	1273	*/
1110	bool	1274	bool
1111	rxvt_term::IM_get_IC ()	1275	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1276	{
1113	int i, j, found;	1277	int i, j, found;
1114	XIM xim;	1278	XIM xim;
1115	XPoint spot;	1279	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1280	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1281	unsigned long fg, bg;
1118	const char *p;	1282	const char *p;
1119	char **s;	1283	char **s;
1120	XIMStyles *xim_styles;	1284	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;
1122	XIMCallback ximcallback;
1123		1285
		1286	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1287	return false;
		1288
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1289	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1125	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1290	input_method = display->get_xim (locale, modifiers);
1126	if (xim == NULL)	1291	if (input_method == NULL)
1127	return False;	1292	return false;
1128		1293
		1294	xim = input_method->xim;
		1295	spot.x = spot.y = -1;
		1296
1129	xim_styles = NULL;	1297	xim_styles = NULL;
1130	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1298	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1299	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1300	{
		1301	im_destroy ();
1133	return False;	1302	return false;
		1303	}
		1304
		1305	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1306
		1307	for (int pi = 0; pi < 2; pi++)
1134	}	1308	{
		1309	p = pet[pi];
1135		1310
1136	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1311	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1312	continue;
		1313
1138	s = rxvt_splitcommastring(p);	1314	s = rxvt_splitcommastring (p);
		1315
1139	for (i = found = 0; !found && s[i]; i++) {	1316	for (i = found = 0; !found && s[i]; i++)
		1317	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1318	if (!strcmp (s[i], "OverTheSpot"))
1141	input_style = (XIMPreeditPosition | XIMStatusNothing);	1319	input_style = (XIMPreeditPosition | XIMStatusNothing);
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1320	else if (!strcmp (s[i], "OffTheSpot"))
1143	input_style = (XIMPreeditArea | XIMStatusArea);	1321	input_style = (XIMPreeditArea | XIMStatusArea);
1144	else if (!STRCMP(s[i], "Root"))	1322	else if (!strcmp (s[i], "Root"))
1145	input_style = (XIMPreeditNothing | XIMStatusNothing);	1323	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1324	else if (!strcmp (s[i], "None"))
		1325	input_style = (XIMPreeditNone | XIMStatusNone);
1146		1326
1147	for (j = 0; j < xim_styles->count_styles; j++)	1327	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (input_style == xim_styles->supported_styles[j]) {	1328	if (input_style == xim_styles->supported_styles[j])
		1329	{
		1330	rxvt_freecommastring (s);
		1331
1149	found = 1;	1332	found = 1;
1150	break;	1333	goto foundpet;
1151	}	1334	}
		1335
		1336	}
		1337
		1338	rxvt_freecommastring (s);
1152	}	1339	}
1153	for (i = 0; s[i]; i++)	1340
1154	free(s[i]);	1341	foundpet:
1155	free(s);	1342
1156	XFree(xim_styles);	1343	XFree (xim_styles);
1157		1344
1158	if (!found) {	1345	if (!found)
1159	XCloseIM(xim);	1346	{
		1347	im_destroy ();
1160	return False;	1348	return false;
		1349	}
		1350
		1351	XFontSet fs = 0;
		1352	XVaNestedList preedit_attr = 0, status_attr = 0;
		1353
		1354	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161	}	1355	{
		1356	// fake us a font-set, please
		1357	char **missing_charset_list;
		1358	int missing_charset_count;
		1359	char *def_string;
		1360	char pat[512];
1162		1361
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1362	sprintf (pat,
		1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1367	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1368	"*",
		1369	TermWin.fheight,
		1370	TermWin.fheight + 1, TermWin.fheight - 1,
		1371	TermWin.fheight - 2, TermWin.fheight + 2);
1164		1372
1165	/* XXX: not sure why we need this (as well as IC one below) */	1373	fs = XCreateFontSet (display->display, pat,
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1374	&missing_charset_list, &missing_charset_count, &def_string);
1167		1375
1168	preedit_attr = status_attr = NULL;	1376	if (missing_charset_list)
		1377	XFreeStringList (missing_charset_list);
1169		1378
		1379	if (!fs)
		1380	{
		1381	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1382	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1383	}
		1384	}
		1385
1170	if (input_style & XIMPreeditPosition) {	1386	if (input_style & XIMPreeditPosition)
		1387	{
1171	set_size (&rect);	1388	im_set_size (rect);
1172	set_position (&spot);	1389	im_set_position (spot);
1173	set_color (&fg, &bg);	1390	im_set_color (fg, bg);
1174		1391
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1392	preedit_attr = XVaCreateNestedList (0,
		1393	XNForeground, fg,
		1394	XNBackground, bg,
		1395	XNArea, &rect,
1176	XNSpotLocation, &spot,	1396	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, TermWin.fontset,	1397	XNFontSet, fs,
1179	NULL);
1180	} else if (input_style & XIMPreeditArea) {
1181	set_color (&fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, TermWin.fontset,
1198	NULL);	1398	NULL);
1199	}	1399	}
1200	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1400	else if (input_style & XIMPreeditArea)
		1401	{
		1402	im_set_color (fg, bg);
		1403
		1404	/*
		1405	* The necessary width of preedit area is unknown
		1406	* until create input context.
		1407	*/
		1408	needed_rect.width = 0;
		1409	im_set_preedit_area (rect, status_rect, needed_rect);
		1410
		1411	preedit_attr = XVaCreateNestedList (0,
		1412	XNForeground, fg,
		1413	XNBackground, bg,
		1414	XNArea, &rect,
		1415	XNFontSet, fs,
		1416	NULL);
		1417	status_attr = XVaCreateNestedList (0,
		1418	XNForeground, fg,
		1419	XNBackground, bg,
		1420	XNArea, &status_rect,
		1421	XNFontSet, fs,
		1422	NULL);
		1423	}
		1424
		1425	Input_Context = XCreateIC (xim,
		1426	XNInputStyle, input_style,
1201	XNClientWindow, TermWin.parent[0],	1427	XNClientWindow, TermWin.vt,
1202	XNFocusWindow, TermWin.parent[0],	1428	XNFocusWindow, TermWin.parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,	1429	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,	1430	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,	1431	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);	1432	status_attr, NULL);
1208	if (preedit_attr)	1433
1209	XFree(preedit_attr);	1434	if (preedit_attr) XFree (preedit_attr);
1210	if (status_attr)	1435	if (status_attr) XFree (status_attr);
1211	XFree(status_attr);	1436	if (fs) XFreeFontSet (display->display, fs);
		1437
1212	if (Input_Context == NULL) {	1438	if (Input_Context == NULL)
1213	rxvt_print_error("failed to create input context");	1439	{
1214	XCloseIM(xim);	1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1441	im_destroy ();
1215	return False;	1442	return false;
1216	}	1443	}
		1444
1217	if (input_style & XIMPreeditArea)	1445	if (input_style & XIMPreeditArea)
1218	IMSetStatusPosition ();	1446	IMSetStatusPosition ();
		1447
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1220	return True;	1449	return true;
1221	}	1450	}
1222		1451
1223	/*
1224	* X manual pages and include files don't match on some systems:
1225	* some think this is an XIDProc and others an XIMProc so we can't
1226	* use the first argument - need to update this to be nice for
1227	* both types via some sort of configure detection
1228	*/
1229	/* ARGSUSED */
1230	/* EXTPROTO */
1231	void	1452	void
1232	rxvt_IMInstantiateCallback(Display * unused	1453	rxvt_term::im_cb ()
1233	__attribute__ ((unused)), XPointer client_data
1234	__attribute__ ((unused)), XPointer call_data
1235	__attribute__ ((unused)))
1236	{	1454	{
1237	int i, found, had_im;	1455	int i, found, had_im;
1238	const char *p;	1456	const char *p;
1239	char **s;	1457	char **s;
1240	char buf[IMBUFSIZ];	1458	char buf[IMBUFSIZ];
1241		1459
		1460	im_destroy ();
		1461
1242	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1243	if (GET_R->Input_Context)	1463	if (Input_Context)
1244	return;	1464	return;
1245		1465
1246	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247	if (GET_R->rs[Rs_imLocale])	1467	if (rs[Rs_imLocale])
1248	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1468	SET_LOCALE (rs[Rs_imLocale]);
1249	#endif	1469	#endif
1250		1470
1251	p = GET_R->rs[Rs_inputMethod];	1471	p = rs[Rs_inputMethod];
1252	if (p && *p)	1472	if (p && *p)
1253	{	1473	{
1254	bool found = false;	1474	bool found = false;
1255		1475
1256	s = rxvt_splitcommastring (p);	1476	s = rxvt_splitcommastring (p);
		1477
1257	for (i = 0; s[i]; i++)	1478	for (i = 0; s[i]; i++)
1258	{	1479	{
1259	if (*s[i])	1480	if (*s[i])
1260	{	1481	{
1261	STRCPY (buf, "@im=");	1482	strcpy (buf, "@im=");
1262	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1483	strncat (buf, s[i], IMBUFSIZ - 5);
1263	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1484	if (IM_get_IC (buf))
1264	{	1485	{
1265	found = true;	1486	found = true;
1266	break;	1487	break;
1267	}	1488	}
1268	}	1489	}
1269	}	1490	}
1270	for (i = 0; s[i]; i++)	1491
1271	free(s[i]);	1492	rxvt_freecommastring (s);
1272	free(s);
1273		1493
1274	if (found)	1494	if (found)
1275	goto done;	1495	goto done;
1276	}	1496	}
1277		1497
1278	/* try with XMODIFIERS env. var. */	1498	/* try with XMODIFIERS env. var. */
1279	if ((p = XSetLocaleModifiers ("")) && *p	1499	if (IM_get_IC (""))
1280	&& GET_R->IM_get_IC ())
1281	goto done;	1500	goto done;
1282		1501
1283	/* try with no modifiers base IF the user didn't specify an IM */	1502	/* try with no modifiers base IF the user didn't specify an IM */
1284	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1503	if (IM_get_IC ("@im=none"))
1285	&& GET_R->IM_get_IC () == True)
1286	goto done;	1504	goto done;
1287		1505
1288	done:	1506	done:
1289	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1507	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290	if (GET_R->rs[Rs_imLocale])	1508	if (rs[Rs_imLocale])
1291	setlocale (LC_CTYPE, GET_R->locale);	1509	SET_LOCALE (locale);
1292	#endif	1510	#endif
1293	}	1511	}
1294		1512
1295	void	1513	void
1296	rxvt_term::IMSetStatusPosition ()	1514	rxvt_term::IMSetStatusPosition ()
1297	{	1515	{
1298	XRectangle preedit_rect, status_rect, *needed_rect;	1516	XRectangle preedit_rect, status_rect, *needed_rect;
1299	XVaNestedList preedit_attr, status_attr;	1517	XVaNestedList preedit_attr, status_attr;
1300		1518
1301	if (Input_Context == NULL	1519	if (!Input_Context
		1520	|| !TermWin.focus
1302	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1521	|| !(input_style & XIMPreeditArea)
1303	|| !IMisRunning ())	1522	|| !IMisRunning ())
1304	return;	1523	return;
1305		1524
1306	/* Getting the necessary width of preedit area */	1525	/* Getting the necessary width of preedit area */
1307	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1526	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1527	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309	XFree(status_attr);	1528	XFree (status_attr);
1310		1529
1311	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1530	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1531	XFree (needed_rect);
1312		1532
1313	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1533	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1534	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315		1535
1316	XSetICValues(Input_Context,	1536	XSetICValues (Input_Context,
1317	XNPreeditAttributes, preedit_attr,	1537	XNPreeditAttributes, preedit_attr,
1318	XNStatusAttributes, status_attr, NULL);	1538	XNStatusAttributes, status_attr, NULL);
1319		1539
1320	XFree(preedit_attr);	1540	XFree (preedit_attr);
1321	XFree(status_attr);	1541	XFree (status_attr);
1322	}	1542	}
1323	#endif /* USE_XIM */	1543	#endif /* USE_XIM */
1324		1544
1325	/*----------------------------------------------------------------------*/	1545	/*----------------------------------------------------------------------*/
1326	rxvt_t rxvt_current_term;	1546	rxvt_t rxvt_current_term;

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