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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.119 by root, Mon Dec 13 01:29:03 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.21 2004/01/29 23:26:01 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	: destroy_ev (this, &rxvt_term::destroy_cb),	129	:
		130	#if TRANSPARENT
		131	rootwin_ev (this, &rxvt_term::rootwin_cb),
		132	#endif
		133	#ifdef HAVE_SCROLLBARS
		134	scrollbar_ev (this, &rxvt_term::x_cb),
		135	#endif
		136	#ifdef MENUBAR
		137	menubar_ev (this, &rxvt_term::x_cb),
		138	#endif
78	#ifdef CURSOR_BLINK	139	#ifdef CURSOR_BLINK
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),
87	x_ev (this, &rxvt_term::x_cb),	163	vt_ev (this, &rxvt_term::x_cb),
88	check_ev (this, &rxvt_term::check_cb),	164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
		166	destroy_ev (this, &rxvt_term::destroy_cb),
		167	pty_ev (this, &rxvt_term::pty_cb),
89	incr_ev (this, &rxvt_term::incr_cb),	168	incr_ev (this, &rxvt_term::incr_cb)
90	pty_ev (this, &rxvt_term::pty_cb)
91	{	169	{
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		171
		172	termlist.push_back (this);
93	}	173	}
94		174
95	rxvt_term::~rxvt_term ()	175	rxvt_term::~rxvt_term ()
96	{	176	{
		177	termlist.erase (find (termlist.begin (), termlist.end(), this));
		178
		179	if (cmd_pid)
		180	kill (-cmd_pid, SIGHUP);
		181
		182	pty.put ();
		183
		184	#ifdef UTMP_SUPPORT
		185	privileged_utmp (RESTORE);
		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
		199	#ifdef USE_XIM
		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]);
		240	}
		241
		242	// TODO: free pixcolours, colours should become part of rxvt_display
		243
		244	delete pix_colors_focused;
		245	#ifdef OFF_FOCUS_FADING
		246	delete pix_colors_unfocused;
		247	#endif
		248
		249	displays.put (display);
		250
97	scr_release ();	251	scr_release ();
98		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);
99	free (locale);	263	free (locale);
100	free (codeset);	264	free (incr_buf);
101		265
102	#ifndef NO_SETOWNER_TTYDEV	266	delete envv;
103	rxvt_privileged_ttydev (this, RESTORE);	267	delete argv;
104	#endif
105	#ifdef UTMP_SUPPORT
106	rxvt_privileged_utmp (this, RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115
116	if (cmd_fd >= 0)
117	close (cmd_fd);
118
119	if (Xfd >= 0)
120	XCloseDisplay (Xdisplay);
121
122	delete PixColors;
123	}	268	}
124		269
125	void	270	void
126	rxvt_term::destroy ()	271	rxvt_term::destroy ()
127	{	272	{
		273	if (destroy_ev.active)
		274	return;
		275
		276	#if ENABLE_OVERLAY
		277	scr_overlay_off ();
		278	#endif
		279
		280	if (display)
		281	{
		282	#if USE_XIM
		283	im_ev.stop (display);
		284	#endif
		285	#if HAVE_SCROLLBARS
		286	scrollbar_ev.stop (display);
		287	#endif
		288	#if MENUBAR
		289	menubar_ev.stop (display);
		290	#endif
		291	#if TRANSPARENT
		292	rootwin_ev.stop (display);
		293	#endif
		294	incr_ev.stop ();
		295	termwin_ev.stop (display);
		296	vt_ev.stop (display);
		297	}
		298
128	check_ev.stop ();	299	check_ev.stop ();
129	pty_ev.stop ();	300	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	301	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	302	cursor_blink_ev.stop ();
133	#endif	303	#endif
134	#ifdef TEXT_BLINK	304	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	305	text_blink_ev.stop ();
136	#endif	306	#endif
		307	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		308	cont_scroll_ev.stop ();
		309	#endif
		310	#ifdef SELECTION_SCROLLING
		311	sel_scroll_ev.stop ();
		312	#endif
137	#ifdef POINTER_BLANK	313	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	314	pointer_ev.stop ();
139	#endif	315	#endif
140		316
141	destroy_ev.start (0);	317	destroy_ev.start (0);
…		…
148		324
149	delete this;	325	delete this;
150	}	326	}
151		327
152	/*----------------------------------------------------------------------*/	328	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */	329	/* rxvt_init () */
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{
158	SET_R (new rxvt_term);
159	dR;
160
161	if (!R->init_vars () || !R->init (argc, argv))
162	{
163	delete R;
164	return NULL;
165	}
166
167	return R;
168	}
169
170	/* EXTPROTO */
171	void
172	rxvt_init_signals ()
173	{
174	/* install exit handler for cleanup */
175	#if 0
176	#ifdef HAVE_ATEXIT
177	atexit(rxvt_clean_exit);
178	#else
179	#endif
180	#endif
181
182	struct sigaction sa;
183
184	sigfillset (&sa.sa_mask);
185	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194	/* signal (SIGURG, SIG_DFL); */
195
196	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198	}
199
200	bool	330	bool
201	rxvt_term::init (int argc, const char *const *argv)	331	rxvt_term::init (int argc, const char *const *argv)
		332	{
		333	SET_R (this);
		334
		335	if (!init_vars ())
		336	return false;
		337
		338	init_secondary ();
		339
		340	const char **cmd_argv = init_resources (argc, argv);
		341
		342	set_locale ("");
		343
		344	#if MENUBAR_MAX
		345	menubar_read (rs[Rs_menu]);
		346	#endif
		347	#ifdef HAVE_SCROLLBARS
		348	if (options & Opt_scrollBar)
		349	scrollBar.setIdle (); /* set existence for size calculations */
		350	#endif
		351
		352	create_windows (argc, argv);
		353
		354	init_xlocale ();
		355
		356	scr_reset (); /* initialize screen */
		357
		358	#if 0
		359	XSynchronize (display->display, True);
		360	#endif
		361
		362	#ifdef HAVE_SCROLLBARS
		363	if (options & Opt_scrollBar)
		364	resize_scrollbar (); /* create and map scrollbar */
		365	#endif
		366	#if (MENUBAR_MAX)
		367	if (menubar_visible ())
		368	XMapWindow (display->display, menuBar.win);
		369	#endif
		370	#ifdef TRANSPARENT
		371	if (options & Opt_transparent)
		372	{
		373	XSelectInput (display->display, display->root, PropertyChangeMask);
		374	check_our_parents ();
		375	rootwin_ev.start (display, display->root);
		376	}
		377	#endif
		378
		379	XMapWindow (display->display, TermWin.vt);
		380	XMapWindow (display->display, TermWin.parent[0]);
		381
		382	set_colorfgbg ();
		383
		384	init_command (cmd_argv);
		385
		386	pty_ev.start (pty.pty, EVENT_READ);
		387
		388	check_ev.start ();
		389
		390	return true;
		391	}
		392
		393	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		394
		395	void
		396	rxvt_init ()
202	{	397	{
203	/*	398	/*
204	* Save and then give up any super-user privileges	399	* Save and then give up any super-user privileges
205	* If we need privileges in any area then we must specifically request it.	400	* If we need privileges in any area then we must specifically request it.
206	* We should only need to be root in these cases:	401	* We should only need to be root in these cases:
207	* 1. write utmp entries on some systems	402	* 1. write utmp entries on some systems
208	* 2. chown tty on some systems	403	* 2. chown tty on some systems
209	*/	404	*/
210	rxvt_privileges (this, SAVE);	405	rxvt_privileges (SAVE);
211	rxvt_privileges (this, IGNORE);	406	rxvt_privileges (IGNORE);
212		407
213	init_secondary ();	408	signal (SIGHUP, SIG_IGN);
		409	signal (SIGPIPE, SIG_IGN);
214		410
215	const char **cmd_argv = init_resources (argc, argv);	411	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		412	/* signal (SIGURG, SIG_DFL); */
216		413
217	set_locale ("");	414	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
218		415	// TODO: handle this with exceptions and tolerate the memory loss
219	#if (MENUBAR_MAX)	416	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
220	rxvt_menubar_read (this, rs[Rs_menu]);
221	#endif
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	scrollBar.setIdle (); /* set existence for size calculations */
225	#endif
226
227	create_windows (argc, argv);
228
229	init_xlocale ();
230
231	scr_reset (); /* initialize screen */
232	#ifdef RXVT_GRAPHICS
233	rxvt_Gr_reset (this); /* reset graphics */
234	#endif
235
236	#if 0
237	#ifdef DEBUG_X
238	XSynchronize(Xdisplay, True);
239	#endif
240	#endif
241
242	#ifdef HAVE_SCROLLBARS
243	if (Options & Opt_scrollBar)
244	resize_scrollbar (); /* create and map scrollbar */
245	#endif
246	#if (MENUBAR_MAX)
247	if (menubar_visible(r))
248	XMapWindow (Xdisplay, menuBar.win);
249	#endif
250	#ifdef TRANSPARENT
251	if (Options & Opt_transparent)
252	{
253	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254	rxvt_check_our_parents (this);
255	}
256	#endif
257	XMapWindow (Xdisplay, TermWin.vt);
258	XMapWindow (Xdisplay, TermWin.parent[0]);
259
260	init_env ();
261	init_command (cmd_argv);
262
263	x_ev.start (Xfd, EVENT_READ);
264	pty_ev.start (cmd_fd, EVENT_READ);
265
266	check_ev.start ();
267
268	process_x_events ();
269
270	return true;
271	}	417	}
272		418
273	/* ------------------------------------------------------------------------- *	419	/* ------------------------------------------------------------------------- *
274	* SIGNAL HANDLING & EXIT HANDLER *	420	* SIGNAL HANDLING & EXIT HANDLER *
275	* ------------------------------------------------------------------------- */	421	* ------------------------------------------------------------------------- */
276	/*	422	/*
277	* Catch a SIGCHLD signal and exit if the direct child has died	423	* Catch a SIGCHLD signal and exit if the direct child has died
278	*/	424	*/
279	/* ARGSUSED */	425
280	/* EXTPROTO */	426	void
281	RETSIGTYPE	427	rxvt_term::sig_chld (sig_watcher &w)
282	rxvt_Child_signal(int sig __attribute__ ((unused)))
283	{	428	{
284	int pid, save_errno = errno;	429	// we are being called for every SIGCHLD, not just ours
		430	int pid;
		431
285	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	432	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
286	;	433	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
287	errno = save_errno;
288
289	#if 0
290	if (pid == R->cmd_pid)	434	if (pid == (*t)->cmd_pid)
291	exit (EXIT_SUCCESS);	435	{
292	#endif
293	}
294
295	/*
296	* Catch a fatal signal and tidy up before quitting
297	*/
298	/* EXTPROTO */
299	RETSIGTYPE
300	rxvt_Exit_signal(int sig)
301	{
302	signal(sig, SIG_DFL);
303	#ifdef DEBUG_CMD
304	rxvt_print_error("signal %d", sig);
305	#endif
306	rxvt_clean_exit();
307	kill(getpid(), sig);
308	}
309
310	/* ARGSUSED */
311	/* INTPROTO */
312	int
313	rxvt_xerror_handler(const Display * display
314	__attribute__ ((unused)), const XErrorEvent * event)
315	{
316	dR;
317
318	if (R->allowedxerror == -1)
319	R->allowedxerror = event->error_code;
320	else
321	{
322	rxvt_print_error("XError: Request: %d . %d, Error: %d",
323	event->request_code, event->minor_code,
324	event->error_code);
325
326	R->destroy ();	436	(*t)->destroy ();
327	}	437	break;
328		438	}
329	return 0;
330	}	439	}
331		440
332	/*----------------------------------------------------------------------*/	441	/*----------------------------------------------------------------------*/
333	/*	442	/*
334	* Exit gracefully, clearing the utmp entry and restoring tty attributes	443	* Exit gracefully, clearing the utmp entry and restoring tty attributes
335	* TODO: if debugging, this should free up any known resources if we can	444	* TODO: if debugging, this should free up any known resources if we can
336	*/	445	*/
		446	void
		447	rxvt_destroy_all ()
		448	{
		449	// TODO: rxvtd should clean up all ressources
		450	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		451	(*t)->destroy ();
		452	}
		453
		454	/*
		455	* Catch a fatal signal and tidy up before quitting
		456	*/
		457	void
		458	rxvt_term::sig_term (sig_watcher &w)
		459	{
		460	#ifdef DEBUG_CMD
		461	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		462	#endif
		463	rxvt_destroy_all ();
		464	signal (w.signum, SIG_DFL);
		465	kill (getpid (), w.signum);
		466	}
		467
337	/* EXTPROTO */	468	/* INTPROTO */
338	void	469	int
339	rxvt_clean_exit ()	470	rxvt_xerror_handler (Display *display, XErrorEvent *event)
340	{	471	{
341	dR;	472	if (GET_R->allowedxerror == -1)
342		473	GET_R->allowedxerror = event->error_code;
		474	else
		475	{
		476	old_xerror_handler (display, event);
343	R->destroy ();	477	GET_R->destroy ();
		478	}
		479
		480	return 0;
344	}	481	}
345		482
346	/* ------------------------------------------------------------------------- *	483	/* ------------------------------------------------------------------------- *
347	* MEMORY ALLOCATION WRAPPERS *	484	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */	485	* ------------------------------------------------------------------------- */
		486	void *
		487	rxvt_malloc (size_t size)
		488	{
		489	void *p = malloc (size);
		490
		491	if (!p)
		492	rxvt_fatal ("memory allocation failure. aborting.\n");
		493
		494	return p;
		495	}
		496
349	/* EXTPROTO */	497	/* INTPROTO */
350	void *	498	void *
351	rxvt_malloc(size_t size)	499	rxvt_calloc (size_t number, size_t size)
352	{	500	{
353	void *p;	501	void *p = calloc (number, size);
354		502
355	p = malloc(size);
356	if (p)	503	if (!p)
		504	rxvt_fatal ("memory allocation failure. aborting.\n");
		505
357	return p;	506	return p;
358
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360	rxvt_clean_exit();
361	exit(EXIT_FAILURE);
362	/* NOTREACHED */
363	}	507	}
364		508
365	/* EXTPROTO */	509	/* INTPROTO */
366	void *	510	void *
367	rxvt_calloc(size_t number, size_t size)
368	{
369	void *p;
370
371	p = calloc(number, size);
372	if (p)
373	return p;
374
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
376	rxvt_clean_exit();
377	exit(EXIT_FAILURE);
378	/* NOTREACHED */
379	}
380
381	/* EXTPROTO */
382	void *
383	rxvt_realloc(void *ptr, size_t size)	511	rxvt_realloc (void *ptr, size_t size)
384	{	512	{
385	void *p;
386
387	if (ptr)
388	p = realloc(ptr, size);	513	void *p = realloc (ptr, size);
389	else	514
390	p = malloc(size);
391	if (p)	515	if (!p)
		516	rxvt_fatal ("memory allocation failure. aborting.\n");
		517
392	return p;	518	return p;
393
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();
396	exit(EXIT_FAILURE);
397	/* NOTREACHED */
398	}	519	}
399		520
400	/* ------------------------------------------------------------------------- *	521	/* ------------------------------------------------------------------------- *
401	* PRIVILEGED OPERATIONS *	522	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */	523	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */	524	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void	525	void
406	rxvt_privileges(pR_ int mode)	526	rxvt_privileges (rxvt_privaction action)
407	{	527	{
		528	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		529	static uid_t euid;
		530	static gid_t egid;
		531	#endif
		532
408	#if ! defined(__CYGWIN32__)	533	#if ! defined(__CYGWIN32__)
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	534	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
410	/* setreuid() is the poor man's setuid(), seteuid() */	535	/* setreuid () is the poor man's setuid (), seteuid () */
411	# define seteuid(a) setreuid(-1, (a))	536	# define seteuid(a) setreuid(-1, (a))
412	# define setegid(a) setregid(-1, (a))	537	# define setegid(a) setregid(-1, (a))
413	# define HAVE_SETEUID	538	# define HAVE_SETEUID
414	# endif	539	# endif
415	# ifdef HAVE_SETEUID	540	# ifdef HAVE_SETEUID
416	switch (mode) {	541	switch (action)
		542	{
417	case IGNORE:	543	case IGNORE:
418	/*	544	/*
419	* change effective uid/gid - not real uid/gid - so we can switch	545	* change effective uid/gid - not real uid/gid - so we can switch
420	* back to root later, as required	546	* back to root later, as required
421	*/	547	*/
422	seteuid(getuid());	548	seteuid (getuid ());
423	setegid(getgid());	549	setegid (getgid ());
424	break;	550	break;
425	case SAVE:	551	case SAVE:
426	R->euid = geteuid();	552	euid = geteuid ();
427	R->egid = getegid();	553	egid = getegid ();
428	break;	554	break;
429	case RESTORE:	555	case RESTORE:
430	seteuid(R->euid);	556	seteuid (euid);
431	setegid(R->egid);	557	setegid (egid);
432	break;	558	break;
433	}	559	}
434	# else	560	# else
435	switch (mode) {	561	switch (action)
		562	{
436	case IGNORE:	563	case IGNORE:
437	setuid(getuid());	564	setuid (getuid ());
438	setgid(getgid());	565	setgid (getgid ());
439	/* FALLTHROUGH */	566	/* FALLTHROUGH */
440	case SAVE:	567	case SAVE:
441	/* FALLTHROUGH */	568	/* FALLTHROUGH */
442	case RESTORE:	569	case RESTORE:
443	break;	570	break;
444	}	571	}
445	# endif	572	# endif
446	#endif	573	#endif
447	}	574	}
448		575
449	#ifdef UTMP_SUPPORT	576	#ifdef UTMP_SUPPORT
450	/* EXTPROTO */
451	void	577	void
452	rxvt_privileged_utmp(pR_ char action)	578	rxvt_term::privileged_utmp (rxvt_privaction action)
453	{	579	{
454	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455	action, R->next_utmp_action, getpid()));
456	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457	|| (R->Options & Opt_utmpInhibit)	580	if ((options & Opt_utmpInhibit)
458	|| R->ttydev == NULL || *R->ttydev == '\0')	581	|| !pty.name || !*pty.name)
459	return;	582	return;
460		583
461	rxvt_privileges(aR_ RESTORE);	584	rxvt_privileges (RESTORE);
		585
462	if (action == SAVE) {	586	if (action == SAVE)
463	R->next_utmp_action = RESTORE;	587	makeutent (pty.name, rs[Rs_display_name]);
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	588	else
465	} else { /* action == RESTORE */	589	cleanutent ();
466	R->next_utmp_action = IGNORE;	590
467	rxvt_cleanutent(aR);
468	}
469	rxvt_privileges(aR_ IGNORE);	591	rxvt_privileges (IGNORE);
470	}
471	#endif
472
473	#ifndef NO_SETOWNER_TTYDEV
474	/* EXTPROTO */
475	void
476	rxvt_privileged_ttydev(pR_ char action)
477	{
478	D_MAIN((stderr,
479	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480	action, R->next_tty_action, getpid()));
481	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482	|| R->ttydev == NULL || *R->ttydev == '\0')
483	return;
484
485	rxvt_privileges(aR_ RESTORE);
486
487	if (action == SAVE) {
488	R->next_tty_action = RESTORE;
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492	R->next_tty_action = IGNORE;
493	else
494	# endif
495	{
496	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
497	chmod(R->ttydev, R->ttymode);
498	# ifdef HAVE_REVOKE
499	revoke(R->ttydev);
500	# endif
501	}
502	} else { /* action == RESTORE */
503	R->next_tty_action = IGNORE;
504	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505	chmod(R->ttydev, R->ttyfd_stat.st_mode);
506	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507	# else
508	chmod(R->ttydev,
509	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510	chown(R->ttydev, 0, 0);
511	# endif
512	}
513
514	rxvt_privileges(aR_ IGNORE);
515
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518	action == RESTORE ? "Restoring" : (action ==
519	SAVE ? "Saving" :
520	"UNKNOWN ERROR for"), R->ttydev,
521	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522	R->ttyfd_stat.st_gid));
523	# endif
524	}	592	}
525	#endif	593	#endif
526		594
527	/*----------------------------------------------------------------------*/	595	/*----------------------------------------------------------------------*/
528	/*	596	/*
…		…
530	* if width/height are non-zero then override calculated width/height	598	* if width/height are non-zero then override calculated width/height
531	*/	599	*/
532	void	600	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	601	rxvt_term::window_calc (unsigned int width, unsigned int height)
534	{	602	{
535	short recalc_x, recalc_y;	603	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	604	int x, y, sb_w, mb_h, flags;
537	unsigned int w, h;	605	unsigned int w, h;
538	unsigned int max_width, max_height;	606	unsigned int max_width, max_height;
539		607
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	608	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	TermWin.ncol, TermWin.nrow, szHint.width,	609	TermWin.ncol, TermWin.nrow, szHint.width,
542	szHint.height));	610	szHint.height));
543	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	611	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	612	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	613	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		614
547	recalc_x = recalc_y = 0;	615	recalc_x = recalc_y = 0;
548	flags = 0;	616	flags = 0;
549	if (!parsed_geometry) {	617	if (!parsed_geometry)
		618	{
550	parsed_geometry = 1;	619	parsed_geometry = 1;
551	if (rs[Rs_geometry])	620	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	621	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
553	if (flags & WidthValue) {	622	if (flags & WidthValue)
		623	{
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	624	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
555	szHint.flags |= USSize;	625	szHint.flags |= USSize;
556	}	626	}
557	if (flags & HeightValue) {	627	if (flags & HeightValue)
		628	{
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	629	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
559	szHint.flags |= USSize;	630	szHint.flags |= USSize;
560	}	631	}
561	if (flags & XValue) {	632	if (flags & XValue)
		633	{
562	szHint.x = x;	634	szHint.x = x;
563	szHint.flags |= USPosition;	635	szHint.flags |= USPosition;
564	if (flags & XNegative) {	636	if (flags & XNegative)
		637	{
565	recalc_x = 1;	638	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	639	szHint.win_gravity = NorthEastGravity;
567	}	640	}
568	}	641	}
569	if (flags & YValue) {	642	if (flags & YValue)
		643	{
570	szHint.y = y;	644	szHint.y = y;
571	szHint.flags |= USPosition;	645	szHint.flags |= USPosition;
572	if (flags & YNegative) {	646	if (flags & YNegative)
		647	{
573	recalc_y = 1;	648	recalc_y = 1;
574	if (szHint.win_gravity == NorthEastGravity)	649	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	650	szHint.win_gravity = SouthEastGravity;
576	else	651	else
577	szHint.win_gravity = SouthWestGravity;	652	szHint.win_gravity = SouthWestGravity;
578	}	653	}
579	}	654	}
580	}	655	}
		656
581	/* TODO: BOUNDS */	657	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	658	TermWin.width = TermWin.ncol * TermWin.fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	659	TermWin.height = TermWin.nrow * TermWin.fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	660	max_width = MAX_COLS * TermWin.fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	661	max_height = MAX_ROWS * TermWin.fheight;
586		662
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	663	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
588		664
589	sb_w = mb_h = 0;	665	sb_w = mb_h = 0;
590	window_vt_x = window_vt_y = 0;	666	window_vt_x = window_vt_y = TermWin.int_bwidth;
		667
591	if (scrollbar_visible (this)) {	668	if (scrollbar_visible ())
		669	{
592	sb_w = scrollbar_TotalWidth();	670	sb_w = scrollbar_TotalWidth ();
593	szHint.base_width += sb_w;	671	szHint.base_width += sb_w;
594	if (!(Options & Opt_scrollBar_right))	672	if (!(options & Opt_scrollBar_right))
595	window_vt_x = sb_w;	673	window_vt_x += sb_w;
596	}	674	}
		675
597	if (menubar_visible (this)) {	676	if (menubar_visible ())
		677	{
598	mb_h = menuBar_TotalHeight();	678	mb_h = menuBar_TotalHeight ();
599	szHint.base_height += mb_h;	679	szHint.base_height += mb_h;
600	window_vt_y = mb_h;	680	window_vt_y += mb_h;
601	}	681	}
		682
602	szHint.width_inc = TermWin.fwidth;	683	szHint.width_inc = TermWin.fwidth;
603	szHint.height_inc = TermWin.fheight;	684	szHint.height_inc = TermWin.fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	685	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	686	szHint.min_height = szHint.base_height + szHint.height_inc;
606		687
607	if (width && width - szHint.base_width < max_width) {	688	if (width && width - szHint.base_width < max_width)
		689	{
608	szHint.width = width;	690	szHint.width = width;
609	TermWin.width = width - szHint.base_width;	691	TermWin.width = width - szHint.base_width;
610	} else {	692	}
		693	else
		694	{
611	MIN_IT(TermWin.width, max_width);	695	MIN_IT (TermWin.width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	696	szHint.width = szHint.base_width + TermWin.width;
613	}	697	}
		698
614	if (height && height - szHint.base_height < max_height) {	699	if (height && height - szHint.base_height < max_height)
		700	{
615	szHint.height = height;	701	szHint.height = height;
616	TermWin.height = height - szHint.base_height;	702	TermWin.height = height - szHint.base_height;
617	} else {	703	}
		704	else
		705	{
618	MIN_IT(TermWin.height, max_height);	706	MIN_IT (TermWin.height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	707	szHint.height = szHint.base_height + TermWin.height;
620	}	708	}
		709
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	710	if (scrollbar_visible () && (options & Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;	711	window_sb_x = szHint.width - sb_w;
623		712
624	if (recalc_x)	713	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	714	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
626	- szHint.width - 2 * TermWin.ext_bwidth);	715	- szHint.width - 2 * TermWin.ext_bwidth);
627	if (recalc_y)	716	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	717	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
629	- szHint.height - 2 * TermWin.ext_bwidth);	718	- szHint.height - 2 * TermWin.ext_bwidth);
630		719
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	720	TermWin.ncol = TermWin.width / TermWin.fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	721	TermWin.nrow = TermWin.height / TermWin.fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	722	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	TermWin.ncol, TermWin.nrow, szHint.width,	723	TermWin.ncol, TermWin.nrow, szHint.width,
635	szHint.height));	724	szHint.height));
636	return;	725	return;
637	}	726	}
638		727
639	/*----------------------------------------------------------------------*/	728	/*----------------------------------------------------------------------*/
640	/*	729	/*
641	* Tell the teletype handler what size the window is.	730	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	731	* Called after a window size change.
643	*/	732	*/
644	void	733	void
645	rxvt_term::tt_winch ()	734	rxvt_term::tt_winch ()
646	{	735	{
		736	if (pty.pty < 0)
		737	return;
		738
647	struct winsize ws;	739	struct winsize ws;
648
649	if (cmd_fd < 0)
650	return;
651		740
652	ws.ws_col = TermWin.ncol;	741	ws.ws_col = TermWin.ncol;
653	ws.ws_row = TermWin.nrow;	742	ws.ws_row = TermWin.nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	743	ws.ws_xpixel = TermWin.width;
655	#ifndef DEBUG_SIZE	744	ws.ws_ypixel = TermWin.height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	745	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
657	#else	746
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	747	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	748	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	749	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	750	kill (cmd_pid, SIGWINCH);
663	# endif
664	#endif	751	#endif
665	}	752	}
666		753
667	/*----------------------------------------------------------------------*/	754	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	755	/* set_fonts () - load and set the various fonts
669	/*	756	/*
670	* init = 1 - initialize	757	* init = 1 - initialize
671	*	758	*
672	* fontname == FONT_UP - switch to bigger font	759	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	760	* fontname == FONT_DN - switch to smaller font
674	*/	761	*/
675	/* EXTPROTO */	762	bool
676	void	763	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	764	{
679	}	765	rxvt_fontset *fs = new rxvt_fontset (this);
		766	rxvt_fontprop prop;
680		767
681	/* INTPROTO */	768	if (!fs
682	void	769	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683	rxvt_font_up_down(pR_ int n, int direction)	770	|| !fs->realize_font (1))
		771	{
		772	delete fs;
		773	return false;
		774	}
		775
		776	#if ENABLE_STYLES
		777	for (int i = RS_styleCount; --i; )
		778	if (TermWin.fontset[i] != TermWin.fontset[0])
		779	delete TermWin.fontset[i];
		780	#endif
		781
		782	delete TermWin.fontset[0];
		783	TermWin.fontset[0] = fs;
		784
		785	prop = (*fs)[1]->properties ();
		786	fs->set_prop (prop);
		787
		788	TermWin.fwidth = prop.width;
		789	TermWin.fheight = prop.height;
		790	TermWin.fweight = prop.weight;
		791	TermWin.fslant = prop.slant;
		792	TermWin.fbase = (*fs)[1]->ascent;
		793
		794	for (int style = 1; style < 4; style++)
		795	{
		796	#if ENABLE_STYLES
		797	const char *res = rs[Rs_font + style];
		798
		799	if (res && !*res)
		800	TermWin.fontset[style] = TermWin.fontset[0];
		801	else
		802	{
		803	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		804	rxvt_fontprop prop2 = prop;
		805
		806	if (res)
		807	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		808	else
		809	{
		810	res = TermWin.fontset[0]->fontdesc;
		811
		812	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		813	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		814	}
		815
		816	fs->populate (res);
		817	fs->set_prop (prop2);
		818	}
		819	#else
		820	TermWin.fontset[style] = TermWin.fontset[0];
		821	#endif
		822	}
		823
		824	if (TermWin.parent[0])
		825	{
		826	resize_all_windows (0, 0, 0);
		827	scr_remap_chars ();
		828	scr_touch (true);
		829	}
		830
		831	return true;
		832	}
		833
		834	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	835	{
		836	// TODO: SMART_WINDOW_TITLE
		837	XChangeProperty (display->display, TermWin.parent[0],
		838	prop, XA_STRING, 8, PropModeReplace,
		839	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		840	}
		841
		842	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		843	{
		844	// TODO: SMART_WINDOW_TITLE
		845	wchar_t *ws = rxvt_mbstowcs (str, len);
		846	char *s = rxvt_wcstoutf8 (ws);
		847
		848	XChangeProperty (display->display, TermWin.parent[0],
		849	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		850	(const unsigned char *)s, strlen (s));
		851
		852	free (s);
		853	free (ws);
685	}	854	}
686		855
687	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	857	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	858	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	859	void
692	rxvt_set_title(pR_ const char *str)	860	rxvt_term::set_title (const char *str)
693	{	861	{
694	#ifndef SMART_WINDOW_TITLE	862	set_string_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	863	#if ENABLE_FRILLS
		864	set_utf8_property (display->atom ("_NET_WM_NAME"), str);
		865	#endif
		866	}
		867
		868	void
		869	rxvt_term::set_icon_name (const char *str)
		870	{
		871	set_string_property (XA_WM_ICON_NAME, str);
		872	#if ENABLE_FRILLS
		873	set_utf8_property (display->atom ("_NET_WM_ICON_NAME"), str);
		874	#endif
		875	}
		876
		877	#ifdef XTERM_COLOR_CHANGE
		878	void
		879	rxvt_term::set_window_color (int idx, const char *color)
		880	{
		881	rxvt_color xcol;
		882	int i;
		883
		884	if (color == NULL || *color == '\0')
		885	return;
		886
		887	/* handle color aliases */
		888	if (isdigit (*color))
		889	{
		890	i = atoi (color);
		891	if (i >= 8 && i <= 15)
		892	{ /* bright colors */
		893	i -= 8;
		894	# ifndef NO_BRIGHTCOLOR
		895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		896	SET_PIXCOLOR (idx);
		897	goto Done;
		898	# endif
		899
		900	}
		901	if (i >= 0 && i <= 7)
		902	{ /* normal colors */
		903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		904	SET_PIXCOLOR (idx);
		905	goto Done;
		906	}
		907	}
		908
		909	if (!rXParseAllocColor (& xcol, color))
		910	return;
		911
		912	/* XStoreColor (display->display, display->cmap, XColor*); */
		913
		914	/*
		915	* FIXME: should free colors here, but no idea how to do it so instead,
		916	* so just keep gobbling up the colormap
		917	*/
		918	# if 0
		919	for (i = Color_Black; i <= Color_White; i++)
		920	if (pix_colors[idx] == pix_colors[i])
		921	break;
		922	if (i > Color_White)
		923	{
		924	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		925	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		926	DisplayPlanes (display->display, display->screen));
		927	}
		928	# endif
		929
		930	pix_colors_focused[idx] = xcol;
		931	SET_PIXCOLOR (idx);
		932
		933	/* XSetWindowAttributes attr; */
		934	/* Cursor cursor; */
		935	Done:
		936	#ifdef OFF_FOCUS_FADING
		937	if (rs[Rs_fade])
		938	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		939	#endif
		940
		941	/*TODO: handle Color_BD, scrollbar background, etc. */
		942
		943	recolour_cursor ();
		944	scr_recolour ();
		945	}
		946
696	#else	947	#else
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif
706	}
707
708	/* EXTPROTO */
709	void
710	rxvt_set_iconName(pR_ const char *str)
711	{
712	#ifndef SMART_WINDOW_TITLE
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
714	#else
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif
724	}
725
726	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;
732	int i;
733
734	if (color == NULL || *color == '\0')
735	return;
736
737	/* handle color aliases */
738	if (isdigit(*color)) {
739	i = atoi(color);
740	if (i >= 8 && i <= 15) { /* bright colors */
741	i -= 8;
742	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;
746	# endif
747	}
748	if (i >= 0 && i <= 7) { /* normal colors */
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];
750	SET_PIXCOLOR(R, idx);
751	goto Done;
752	}
753	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757
758	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap
761	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772
773	R->PixColors[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775
776	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */
778	Done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */
784
785	rxvt_set_colorfgbg (aR);
786	R->recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */
788	rxvt_scr_poweron (aR);
789	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	948	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	949	#endif /* XTERM_COLOR_CHANGE */
794		950
795	void	951	void
796	rxvt_term::recolour_cursor ()	952	rxvt_term::recolour_cursor ()
797	{	953	{
798	#if TODO
799	rxvt_color xcol[2];	954	XColor xcol[2];
800		955
801	xcol[0] = PixColors[Color_pointer];	956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	957	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	958	: pix_colors_focused[Color_fg];
		959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		960	? pix_colors_focused[Color_pointer_bg]
		961	: pix_colors_focused[Color_bg];
		962
		963	XQueryColors (display->display, display->cmap, xcol, 2);
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805	#endif
806	}	965	}
807		966
808	/*----------------------------------------------------------------------*/	967	/*----------------------------------------------------------------------*/
809	/*	968	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	969	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	970	*/
812	/* INTPROTO */
813	void	971	void
814	rxvt_set_colorfgbg(pR)	972	rxvt_term::set_colorfgbg ()
815	{	973	{
816	unsigned int i;	974	unsigned int i;
817	const char *xpmb = "\0";	975	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		977
820	R->env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");	979	strcpy (fstr, "default");
823	STRCPY(bstr, "default");	980	strcpy (bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	981	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	982	if (pix_colors[Color_fg] == pix_colors[i])
		983	{
826	sprintf(fstr, "%d", (i - Color_Black));	984	sprintf (fstr, "%d", (i - Color_Black));
827	break;	985	break;
828	}	986	}
		987
829	for (i = Color_Black; i <= Color_White; i++)	988	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	989	if (pix_colors[Color_bg] == pix_colors[i])
		990	{
831	sprintf(bstr, "%d", (i - Color_Black));	991	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	992	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	993	xpmb = "default;";
834	#endif	994	#endif
835	break;	995	break;
836	}	996	}
		997
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	999	}
850		1000
851	/*----------------------------------------------------------------------*/	1001	/*----------------------------------------------------------------------*/
852	/*	1002	/*
853	* Colour determination for low colour displays, routine from	1003	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>	1004	* Hans de Goede <hans@highrise.nl>
855	*/	1005	*/
856		1006
857	/* EXTPROTO */
858	int	1007	int
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860	{	1009	{
861	screen_in_out->set(aR_ colour);
862
863	if (!screen_in_out->set(aR_ colour)) {	1010	if (!screen_in_out->set (display, colour))
864	rxvt_print_error("can't allocate colour: %s", colour);	1011	{
		1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865	return false;	1013	return false;
866	}	1014	}
867		1015
868	return true;	1016	return true;
869	}	1017	}
870		1018
871	/* -------------------------------------------------------------------- *	1019	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1020	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1021	* -------------------------------------------------------------------- */
…		…
879	#ifdef SMART_RESIZE	1027	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;	1028	int old_width = szHint.width, old_height = szHint.height;
881	#endif	1029	#endif
882		1030
883	window_calc (width, height);	1031	window_calc (width, height);
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1033
885	if (!ignoreparent)	1034	if (!ignoreparent)
886	{	1035	{
887	#ifdef SMART_RESIZE	1036	#ifdef SMART_RESIZE
888	/*	1037	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1038	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1041	int x, y, x1, y1;
893	int dx, dy;	1042	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1044	Window unused_cr;
896		1045
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
898	0, 0, &x, &y, &unused_cr);	1047	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1050	/*
902	* if Xroot isn't the parent window, a WM will probably have offset	1051	* if display->root isn't the parent window, a WM will probably have offset
903	* our position for handles and decorations. Counter it	1052	* our position for handles and decorations. Counter it
904	*/	1053	*/
905	if (x1 != x || y1 != y) {	1054	if (x1 != x || y1 != y)
		1055	{
906	x -= x1;	1056	x -= x1;
907	y -= y1;	1057	y -= y1;
908	}	1058	}
909		1059
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1062	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1063	dy = old_height - szHint.height;
914		1064
915	/* Check position of the center of the window */	1065	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1066	if (x < x1) /* left half */
917	dx = 0;	1067	dx = 0;
918	else if (x == x1) /* exact center */	1068	else if (x == x1) /* exact center */
919	dx /= 2;	1069	dx /= 2;
920	if (y < y1) /* top half */	1070	if (y < y1) /* top half */
921	dy = 0;	1071	dy = 0;
922	else if (y == y1) /* exact center */	1072	else if (y == y1) /* exact center */
923	dy /= 2;	1073	dy /= 2;
924		1074
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
926	szHint.width, szHint.height);	1076	szHint.width, szHint.height);
927	#else	1077	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
929	szHint.height);
930	#endif	1079	#endif
931	}	1080	}
932		1081
933	fix_screen = (TermWin.ncol != prev_ncol	1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
934	|| TermWin.nrow != prev_nrow);
935		1083
936	if (fix_screen || width != old_width || height != old_height)	1084	if (fix_screen || width != old_width || height != old_height)
937	{	1085	{
938	if (scrollbar_visible (this))	1086	if (scrollbar_visible ())
939	{	1087	{
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1088	XMoveResizeWindow (display->display, scrollBar.win,
		1089	window_sb_x, 0,
941	0, scrollbar_TotalWidth (), szHint.height);	1090	scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();	1091	resize_scrollbar ();
943	}	1092	}
944		1093
945	if (menubar_visible (this))	1094	if (menubar_visible ())
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1095	XMoveResizeWindow (display->display, menuBar.win,
		1096	window_vt_x, 0,
947	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1097	TermWin_TotalWidth (), menuBar_TotalHeight ());
948		1098
949	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1099	XMoveResizeWindow (display->display, TermWin.vt,
950	window_vt_y, TermWin_TotalWidth (),	1100	window_vt_x, window_vt_y,
951	TermWin_TotalHeight ());	1101	TermWin_TotalWidth (), TermWin_TotalHeight ());
952	#ifdef RXVT_GRAPHICS
953	if (old_height)
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,
955	old_height - szHint.base_height);
956	#endif
957	scr_clear ();	1102	scr_clear ();
958	#ifdef XPM_BACKGROUND	1103	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);	1104	resize_pixmap ();
960	#endif	1105	#endif
961	}	1106	}
962		1107
963	if (fix_screen || old_height == 0)	1108	if (fix_screen || old_height == 0)
964	{	1109	{
…		…
968	/* scr_reset only works on the primary screen */	1113	/* scr_reset only works on the primary screen */
969	if (old_height) /* this is not the first time through */	1114	if (old_height) /* this is not the first time through */
970	{	1115	{
971	unsigned int ncol = TermWin.ncol;	1116	unsigned int ncol = TermWin.ncol;
972	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1117	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973	curr_screen = rxvt_scr_change_screen (this, PRIMARY);	1118	curr_screen = scr_change_screen (PRIMARY);
974	TermWin.ncol = ncol;	1119	TermWin.ncol = ncol;
975	}	1120	}
976		1121
977	scr_reset();	1122	scr_reset ();
978		1123
979	if (curr_screen >= 0) /* this is not the first time through */	1124	if (curr_screen >= 0) /* this is not the first time through */
980	{	1125	{
981	rxvt_scr_change_screen (this, curr_screen);	1126	scr_change_screen (curr_screen);
982	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);	1127	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
983	}	1128	}
984	}	1129	}
985		1130
986	old_width = szHint.width;	1131	old_width = szHint.width;
987	old_height = szHint.height;	1132	old_height = szHint.height;
988		1133
989	#ifdef USE_XIM	1134	#ifdef USE_XIM
990	rxvt_IMSetStatusPosition (this);	1135	IMSetStatusPosition ();
991	#endif	1136	#endif
992	}	1137	}
993		1138
994	/*	1139	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1140	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1141	* good for toggling 80/132 columns
997	*/	1142	*/
998	/* EXTPROTO */
999	void	1143	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1001	{	1145	{
1002	XWindowAttributes wattr;	1146	XWindowAttributes wattr;
1003		1147
1004	if (width == 0 || height == 0) {	1148	if (width == 0 || height == 0)
		1149	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1150	XGetWindowAttributes (display->display, display->root, &wattr);
1006	if (width == 0)	1151	if (width == 0)
1007	width = wattr.width - R->szHint.base_width;	1152	width = wattr.width - szHint.base_width;
1008	if (height == 0)	1153	if (height == 0)
1009	height = wattr.height - R->szHint.base_height;	1154	height = wattr.height - szHint.base_height;
1010	}	1155	}
		1156
1011	if (width != R->TermWin.width || height != R->TermWin.height) {	1157	if (width != TermWin.width || height != TermWin.height)
		1158	{
1012	width += R->szHint.base_width;	1159	width += szHint.base_width;
1013	height += R->szHint.base_height;	1160	height += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1161	resize_all_windows (width, height, 0);
1015	}	1162	}
1016	}	1163	}
1017		1164
1018	/* -------------------------------------------------------------------- *	1165	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1166	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1167	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1168	#ifdef USE_XIM
1022	void
1023	rxvt_term::set_size (XRectangle *size)
1024	{
1025	size->x = TermWin.int_bwidth;
1026	size->y = TermWin.int_bwidth;
1027	size->width = Width2Pixel(TermWin.ncol);
1028	size->height = Height2Pixel(TermWin.nrow);
1029	}
1030		1169
1031	void	1170	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033	{	1172	{
1034	*fg = PixColors[Color_fg];	1173	fg = pix_colors[Color_fg];
1035	*bg = PixColors[Color_bg];	1174	bg = pix_colors[Color_bg];
		1175	}
		1176
		1177	void
		1178	rxvt_term::im_set_size (XRectangle &size)
		1179	{
		1180	// the int_bwidth terms make no sense to me
		1181	size.x = TermWin.int_bwidth;
		1182	size.y = TermWin.int_bwidth;
		1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1185	}
		1186
		1187	void
		1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1189	XRectangle &status_rect,
		1190	const XRectangle &needed_rect)
		1191	{
		1192	preedit_rect.x = needed_rect.width;
		1193	preedit_rect.y = 0;
		1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1195	preedit_rect.height = TermWin.fheight;
		1196
		1197	status_rect.x = 0;
		1198	status_rect.y = 0;
		1199	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1200	status_rect.height = TermWin.fheight;
1036	}	1201	}
1037		1202
1038	/* Checking whether input method is running. */	1203	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1204	bool
1041	rxvt_IMisRunning(pR)	1205	rxvt_term::IMisRunning ()
1042	{	1206	{
1043	char *p;	1207	char *p;
1044	Atom atom;	1208	Atom atom;
1045	Window win;	1209	Window win;
1046	char server[IMBUFSIZ];	1210	char server[IMBUFSIZ];
1047		1211
1048	/* get current locale modifier */	1212	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1214	{
1050	STRCPY(server, "@server=");	1215	strcpy (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1217
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1053	*p = '\0';	1219	*p = '\0';
1054		1220
1055	atom = XInternAtom(R->Xdisplay, server, False);	1221	atom = XInternAtom (display->display, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1222	win = XGetSelectionOwner (display->display, atom);
		1223
1057	if (win != None)	1224	if (win != None)
1058	return True;	1225	return True;
1059	}	1226	}
		1227
1060	return False;	1228	return False;
1061	}	1229	}
1062		1230
1063	/* EXTPROTO */
1064	void	1231	void
1065	rxvt_IMSendSpot(pR)	1232	rxvt_term::IMSendSpot ()
1066	{	1233	{
1067	XPoint spot;	1234	XPoint nspot;
1068	XVaNestedList preedit_attr;	1235	XVaNestedList preedit_attr;
1069		1236
1070	if (R->Input_Context == NULL	1237	if (!Input_Context
		1238	|| !TermWin.focus
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1239	|| !(input_style & XIMPreeditPosition))
1072	|| !(R->event_type == KeyPress
1073	|| R->event_type == Expose
1074	|| R->event_type == NoExpose
1075	|| R->event_type == SelectionNotify
1076	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1077	|| !rxvt_IMisRunning(aR))
1078	return;	1240	return;
1079		1241
1080	R->set_position (&spot);	1242	im_set_position (nspot);
1081		1243
		1244	if (nspot.x == spot.x && nspot.y == spot.y)
		1245	return;
		1246
		1247	spot = nspot;
		1248
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1249	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1250	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1251	XFree (preedit_attr);
1085	}	1252	}
1086		1253
1087	void	1254	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1255	rxvt_term::im_destroy ()
1089	XRectangle * needed_rect)
1090	{	1256	{
1091	int mbh, vtx = 0;	1257	if (input_method)
		1258	{
		1259	if (Input_Context && input_method->xim)
		1260	XDestroyIC (Input_Context);
1092		1261
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1262	display->put_xim (input_method);
1094	vtx = scrollbar_TotalWidth();	1263	input_method = 0;
		1264	}
1095		1265
1096	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097	mbh -= TermWin.lineSpace;
1098
1099	preedit_rect->x = needed_rect->width + vtx;
1100	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103	preedit_rect->height = Height2Pixel(1);
1104
1105	status_rect->x = vtx;
1106	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109	status_rect->height = Height2Pixel(1);
1110	}
1111
1112	/* ARGSUSED */
1113	/* INTPROTO */
1114	void
1115	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116	__attribute__ ((unused)), XPointer call_data
1117	__attribute__ ((unused)))
1118	{
1119	dR;
1120
1121	R->Input_Context = NULL;	1266	Input_Context = 0;
1122	/* To avoid Segmentation Fault in C locale: Solaris only? */
1123	if (STRCMP(R->locale, "C"))
1124	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125	rxvt_IMInstantiateCallback, NULL);
1126	}	1267	}
1127		1268
1128	/*	1269	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1270	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1271	* open a suitable preedit type
1131	*/	1272	*/
1132	static Bool	1273	bool
1133	rxvt_IM_get_IC (pR)	1274	rxvt_term::IM_get_IC (const char *modifiers)
1134	{	1275	{
1135	int i, j, found;	1276	int i, j, found;
1136	XIM xim;	1277	XIM xim;
1137	XPoint spot;	1278	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1279	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1280	unsigned long fg, bg;
1140	const char *p;	1281	const char *p;
1141	char **s;	1282	char **s;
1142	XIMStyles *xim_styles;	1283	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;
1144	XIMCallback ximcallback;
1145		1284
		1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1286	return false;
		1287
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1289	input_method = display->get_xim (locale, modifiers);
1148	if (xim == NULL)	1290	if (input_method == NULL)
1149	return False;	1291	return false;
1150		1292
		1293	xim = input_method->xim;
		1294	spot.x = spot.y = -1;
		1295
1151	xim_styles = NULL;	1296	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1297	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1298	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1299	{
		1300	im_destroy ();
1155	return False;	1301	return false;
		1302	}
		1303
		1304	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1305
		1306	for (int pi = 0; pi < 2; pi++)
1156	}	1307	{
		1308	p = pet[pi];
1157		1309
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1310	if (!p)
1159	: "OverTheSpot,OffTheSpot,Root";	1311	continue;
		1312
1160	s = rxvt_splitcommastring(p);	1313	s = rxvt_splitcommastring (p);
		1314
1161	for (i = found = 0; !found && s[i]; i++) {	1315	for (i = found = 0; !found && s[i]; i++)
		1316	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1317	if (!strcmp (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1318	input_style = (XIMPreeditPosition | XIMStatusNothing);
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1319	else if (!strcmp (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1320	input_style = (XIMPreeditArea | XIMStatusArea);
1166	else if (!STRCMP(s[i], "Root"))	1321	else if (!strcmp (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1322	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1323	else if (!strcmp (s[i], "None"))
		1324	input_style = (XIMPreeditNone | XIMStatusNone);
1168		1325
1169	for (j = 0; j < xim_styles->count_styles; j++)	1326	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1327	if (input_style == xim_styles->supported_styles[j])
		1328	{
		1329	rxvt_freecommastring (s);
		1330
1171	found = 1;	1331	found = 1;
1172	break;	1332	goto foundpet;
1173	}	1333	}
		1334
		1335	}
		1336
		1337	rxvt_freecommastring (s);
1174	}	1338	}
1175	for (i = 0; s[i]; i++)	1339
1176	free(s[i]);	1340	foundpet:
1177	free(s);	1341
1178	XFree(xim_styles);	1342	XFree (xim_styles);
1179		1343
1180	if (!found) {	1344	if (!found)
1181	XCloseIM(xim);	1345	{
		1346	im_destroy ();
1182	return False;	1347	return false;
		1348	}
		1349
		1350	XFontSet fs = 0;
		1351	XVaNestedList preedit_attr = 0, status_attr = 0;
		1352
		1353	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183	}	1354	{
		1355	// fake us a font-set, please
		1356	char **missing_charset_list;
		1357	int missing_charset_count;
		1358	char *def_string;
		1359	char pat[512];
1184		1360
1185	ximcallback.callback = rxvt_IMDestroyCallback;	1361	sprintf (pat,
		1362	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1367	"*",
		1368	TermWin.fheight,
		1369	TermWin.fheight + 1, TermWin.fheight - 1,
		1370	TermWin.fheight - 2, TermWin.fheight + 2);
1186		1371
1187	/* XXX: not sure why we need this (as well as IC one below) */	1372	fs = XCreateFontSet (display->display, pat,
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1373	&missing_charset_list, &missing_charset_count, &def_string);
1189		1374
1190	preedit_attr = status_attr = NULL;	1375	if (missing_charset_list)
		1376	XFreeStringList (missing_charset_list);
1191		1377
		1378	if (!fs)
		1379	{
		1380	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1381	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1382	}
		1383	}
		1384
1192	if (R->input_style & XIMPreeditPosition) {	1385	if (input_style & XIMPreeditPosition)
		1386	{
1193	R->set_size (&rect);	1387	im_set_size (rect);
1194	R->set_position (&spot);	1388	im_set_position (spot);
1195	R->set_color (&fg, &bg);	1389	im_set_color (fg, bg);
1196		1390
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1391	preedit_attr = XVaCreateNestedList (0,
		1392	XNForeground, fg,
		1393	XNBackground, bg,
		1394	XNArea, &rect,
1198	XNSpotLocation, &spot,	1395	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,	1396	XNFontSet, fs,
1201	NULL);
1202	} else if (R->input_style & XIMPreeditArea) {
1203	R->set_color (&fg, &bg);
1204
1205	/*
1206	* The necessary width of preedit area is unknown
1207	* until create input context.
1208	*/
1209	needed_rect.width = 0;
1210
1211	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214	XNForeground, fg, XNBackground, bg,
1215	//XNFontSet, R->TermWin.fontset,
1216	NULL);
1217	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218	XNForeground, fg, XNBackground, bg,
1219	//XNFontSet, R->TermWin.fontset,
1220	NULL);	1397	NULL);
1221	}	1398	}
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1399	else if (input_style & XIMPreeditArea)
		1400	{
		1401	im_set_color (fg, bg);
		1402
		1403	/*
		1404	* The necessary width of preedit area is unknown
		1405	* until create input context.
		1406	*/
		1407	needed_rect.width = 0;
		1408	im_set_preedit_area (rect, status_rect, needed_rect);
		1409
		1410	preedit_attr = XVaCreateNestedList (0,
		1411	XNForeground, fg,
		1412	XNBackground, bg,
		1413	XNArea, &rect,
		1414	XNFontSet, fs,
		1415	NULL);
		1416	status_attr = XVaCreateNestedList (0,
		1417	XNForeground, fg,
		1418	XNBackground, bg,
		1419	XNArea, &status_rect,
		1420	XNFontSet, fs,
		1421	NULL);
		1422	}
		1423
		1424	Input_Context = XCreateIC (xim,
		1425	XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1426	XNClientWindow, TermWin.vt,
1224	XNFocusWindow, R->TermWin.parent[0],	1427	XNFocusWindow, TermWin.parent[0],
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1428	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1429	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1430	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1431	status_attr, NULL);
1230	if (preedit_attr)	1432
1231	XFree(preedit_attr);	1433	if (preedit_attr) XFree (preedit_attr);
1232	if (status_attr)	1434	if (status_attr) XFree (status_attr);
1233	XFree(status_attr);	1435	if (fs) XFreeFontSet (display->display, fs);
		1436
1234	if (R->Input_Context == NULL) {	1437	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1438	{
1236	XCloseIM(xim);	1439	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1440	im_destroy ();
1237	return False;	1441	return false;
1238	}	1442	}
		1443
1239	if (R->input_style & XIMPreeditArea)	1444	if (input_style & XIMPreeditArea)
1240	rxvt_IMSetStatusPosition(aR);	1445	IMSetStatusPosition ();
		1446
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1447	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1242	return True;	1448	return true;
1243	}	1449	}
1244		1450
1245	/*
1246	* X manual pages and include files don't match on some systems:
1247	* some think this is an XIDProc and others an XIMProc so we can't
1248	* use the first argument - need to update this to be nice for
1249	* both types via some sort of configure detection
1250	*/
1251	/* ARGSUSED */
1252	/* EXTPROTO */
1253	void	1451	void
1254	rxvt_IMInstantiateCallback(Display * unused	1452	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1453	{
1259	dR;
1260	int i, found, had_im;	1454	int i, found, had_im;
1261	const char *p;	1455	const char *p;
1262	char **s;	1456	char **s;
1263	char buf[IMBUFSIZ];	1457	char buf[IMBUFSIZ];
1264		1458
		1459	im_destroy ();
		1460
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1461	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1266	if (R->Input_Context)	1462	if (Input_Context)
1267	return;	1463	return;
1268		1464
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1465	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1466	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1467	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif	1468	#endif
1273		1469
1274	p = R->rs[Rs_inputMethod];	1470	p = rs[Rs_inputMethod];
1275	if (p && *p)	1471	if (p && *p)
1276	{	1472	{
1277	bool found = false;	1473	bool found = false;
1278		1474
1279	s = rxvt_splitcommastring (p);	1475	s = rxvt_splitcommastring (p);
		1476
1280	for (i = 0; s[i]; i++)	1477	for (i = 0; s[i]; i++)
1281	{	1478	{
1282	if (*s[i])	1479	if (*s[i])
1283	{	1480	{
1284	STRCPY (buf, "@im=");	1481	strcpy (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1482	strncat (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1483	if (IM_get_IC (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1484	{
1289	found = true;	1485	found = true;
1290	break;	1486	break;
1291	}	1487	}
1292	}	1488	}
1293	}	1489	}
1294	for (i = 0; s[i]; i++)	1490
1295	free(s[i]);	1491	rxvt_freecommastring (s);
1296	free(s);
1297		1492
1298	if (found)	1493	if (found)
1299	goto done;	1494	goto done;
1300	}	1495	}
1301		1496
1302	/* try with XMODIFIERS env. var. */	1497	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1498	if (IM_get_IC (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1499	goto done;
1306		1500
1307	/* try with no modifiers base IF the user didn't specify an IM */	1501	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1502	if (IM_get_IC ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1503	goto done;
1311		1504
1312	done:	1505	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1506	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1507	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1508	SET_LOCALE (locale);
1316	#endif	1509	#endif
1317	}	1510	}
1318		1511
1319	/* EXTPROTO */
1320	void	1512	void
1321	rxvt_IMSetStatusPosition(pR)	1513	rxvt_term::IMSetStatusPosition ()
1322	{	1514	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1515	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1516	XVaNestedList preedit_attr, status_attr;
1325		1517
1326	if (R->Input_Context == NULL	1518	if (!Input_Context
		1519	|| !TermWin.focus
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1520	|| !(input_style & XIMPreeditArea)
1328	|| !rxvt_IMisRunning(aR))	1521	|| !IMisRunning ())
1329	return;	1522	return;
1330		1523
1331	/* Getting the necessary width of preedit area */	1524	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1527	XFree (status_attr);
1335		1528
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1529	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1530	XFree (needed_rect);
1337		1531
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1532	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1533	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1534
1341	XSetICValues(R->Input_Context,	1535	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1536	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1537	XNStatusAttributes, status_attr, NULL);
1344		1538
1345	XFree(preedit_attr);	1539	XFree (preedit_attr);
1346	XFree(status_attr);	1540	XFree (status_attr);
1347	}	1541	}
1348	#endif /* USE_XIM */	1542	#endif /* USE_XIM */
1349		1543
1350	/*----------------------------------------------------------------------*/	1544	/*----------------------------------------------------------------------*/
1351	rxvt_t rxvt_current_term;	1545	rxvt_t rxvt_current_term;

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