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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.39 by pcg, Sat Feb 21 22:14:00 2004 UTC vs.
Revision 1.404 by root, Thu Jun 17 14:31:39 2021 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* 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>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
		17	* Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
17	*	18	*
18	* This program is free software; you can redistribute it and/or modify	19	* 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	20	* 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	21	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	22	* (at your option) any later version.
22	*	23	*
23	* This program is distributed in the hope that it will be useful,	24	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	25	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	26	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	31	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	32	*---------------------------------------------------------------------*/
32		33
33	#include "../config.h" /* NECESSARY */	34	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	35	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	36	#include "init.h"
		37	#include "keyboard.h"
		38	#include "rxvtperl.h"
36		39
		40	#include <limits>
		41
		42	#include <assert.h>
37	#include <signal.h>	43	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	#include <string.h>
41	#endif
42		45
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	#include <termios.h>
45	#endif
46		47
47	#include <cstring>	48	#ifdef HAVE_XSETLOCALE
		49	# define X_LOCALE
		50	# include <X11/Xlocale.h>
		51	#else
		52	# include <locale.h>
		53	#endif
48		54
		55	struct termios rxvt_term::def_tio;
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
49	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
50		62
51	void	63	bool
52	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) noexcept
53	{	65	{
54	if (locale && STRNCMP (locale, curlocale, 128))	66	int size = strlen (locale) + 1;
55	{	67
56	STRNCPY (curlocale, locale, 128);	68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
58	}	76	return true;
59	}	77	}
60		78
61	void *	79	void
62	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) noexcept
63	{	81	{
64	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
65		85
66	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () noexcept
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason, near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see whether this combination already exists otherwise
		109	for (cc = v.begin (); cc < v.end (); cc++)
		110	if (cc->c1 == c1 && cc->c2 == c2)
		111	return COMPOSE_LO + (cc - v.begin ());
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	template<typename T>
		130	int rxvt_composite_vec::expand (unicode_t c, T *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
67	return p;	150	return len;
68	}	151	}
69		152
70	void	153	template int rxvt_composite_vec::expand<text_t> (unicode_t c, text_t *);
71	rxvt_term::operator delete (void *p, size_t s)	154	template int rxvt_composite_vec::expand<wchar_t> (unicode_t c, wchar_t *);
72	{	155	#endif
73	free (p);
74	}
75		156
76	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
77	:	158	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),
79	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb), fixme
86	#endif
87	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
89	#endif	161	#endif
90	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#if USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
92	#endif	180	#endif
93	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#endif	183	#endif
96	#ifdef USE_XIM	184	#ifndef NO_BELL
97	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
98	#endif	186	#endif
99	check_ev (this, &rxvt_term::check_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
100	destroy_ev (this, &rxvt_term::destroy_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
101	pty_ev (this, &rxvt_term::pty_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
102	incr_ev (this, &rxvt_term::incr_cb)	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
103	{	191	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	194	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		195
		196	termlist.push_back (this);
		197
		198	#ifdef KEYSYM_RESOURCE
		199	keyboard = new keyboard_manager;
		200	#endif
		201	}
		202
		203	// clean up the most important stuff, do *not* call x or free mem etc.
		204	// for use before an emergency exit
		205	void
		206	rxvt_term::emergency_cleanup ()
		207	{
		208	if (cmd_pid)
		209	kill (-cmd_pid, SIGHUP);
		210
		211	pty_ev.stop ();
		212	delete pty; pty = 0;
105	}	213	}
106		214
107	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
108	{	216	{
109	if (cmd_fd >= 0)	217	termlist.erase (find (termlist.begin (), termlist.end(), this));
110	close (cmd_fd);
111		218
112	#ifndef NO_SETOWNER_TTYDEV	219	emergency_cleanup ();
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		220
		221	#if ENABLE_STYLES
		222	for (int i = RS_styleCount; --i; )
		223	if (fontset[i] != fontset[0])
		224	delete fontset[i];
		225	#endif
119	delete TermWin.fontset;	226	delete fontset[0];
		227
		228	#if HAVE_IMG
		229	delete bg_img;
		230	#endif
120		231
121	if (display)	232	if (display)
122	if (TermWin.parent[0])	233	{
123	XDestroyWindow (display->display, TermWin.parent[0]);	234	selection_clear ();
		235	selection_clear (true);
124		236
125	// TODO: free pixcolours, colours should become part of rxvt_display	237	#if USE_XIM
		238	im_destroy ();
		239	#endif
		240	scrollBar.destroy ();
126		241
127	delete PixColors;	242	if (gc)
		243	XFreeGC (dpy, gc);
128		244
		245	delete drawable;
		246
		247	// destroy all windows
		248	if (parent)
		249	XDestroyWindow (dpy, parent);
		250
		251	for (int i = 0; i < TOTAL_COLORS; i++)
		252	if (ISSET_PIXCOLOR (i))
		253	{
		254	pix_colors_focused [i].free (this);
		255	#if OFF_FOCUS_FADING
		256	if (rs[Rs_fade])
		257	pix_colors_unfocused [i].free (this);
		258	#endif
		259	}
		260
		261	clear ();
		262
		263	display->flush (); /* ideally .put should do this */
129	displays.put (display);	264	displays.put (display);
		265	}
130		266
131	scr_release ();	267	scr_release ();
132		268
133	free (env_windowid);	269	/* clear all resources */
134	free (env_display);	270	for (int i = 0; i < allocated.size (); i++)
135	free (env_term);	271	free (allocated [i]);
136	free (env_colorfgbg);	272
		273	free (selection.text);
		274	free (selection.clip_text);
137	free (locale);	275	free (locale);
138	free (codeset);	276	free (v_buffer);
		277
		278	delete selection_req;
		279
		280	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		281	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		282
		283	delete [] env;
139		284
140	delete envv;	285	delete envv;
141	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	#ifndef NO_RESOURCES
		292	XrmDestroyDatabase (option_db);
		293	#endif
		294
		295	SET_R ((rxvt_term *)0);
		296	}
		297
		298	// child has exited, usually destroys
		299	void
		300	rxvt_term::child_cb (ev::child &w, int status)
		301	{
		302	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		303
		304	cmd_pid = 0;
		305
		306	if (!option (Opt_hold))
		307	destroy ();
142	}	308	}
143		309
144	void	310	void
145	rxvt_term::destroy ()	311	rxvt_term::destroy ()
146	{	312	{
		313	if (destroy_ev.is_active ())
		314	return;
		315
		316	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		317
		318	#if ENABLE_OVERLAY
		319	scr_overlay_off ();
		320	#endif
		321
147	if (display)	322	if (display)
148	{	323	{
		324	#if USE_XIM
		325	im_ev.stop (display);
		326	#endif
		327	scrollbar_ev.stop (display);
		328	#if ENABLE_PERL
149	rootwin_ev.stop (display);	329	rootwin_ev.stop (display);
		330	#endif
150	termwin_ev.stop (display);	331	termwin_ev.stop (display);
151	vt_ev.stop (display);	332	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	333	}
163		334
164	check_ev.stop ();	335	flush_ev.stop ();
165	pty_ev.stop ();	336	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	338	cursor_blink_ev.stop ();
168	#endif	339	#endif
169	#ifdef TEXT_BLINK	340	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	341	text_blink_ev.stop ();
171	#endif	342	#endif
		343	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		344	cont_scroll_ev.stop ();
		345	#endif
		346	#ifdef SELECTION_SCROLLING
		347	sel_scroll_ev.stop ();
		348	#endif
172	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	350	pointer_ev.stop ();
174	#endif	351	#endif
175		352
176	destroy_ev.start (0);	353	destroy_ev.start ();
177	}	354	}
178		355
179	void	356	void
180	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
181	{	358	{
182	SET_R (this);	359	make_current ();
183		360
184	delete this;	361	delete this;
185	}	362	}
186		363
187	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */
189	/* LIBPROTO */
190	rxvt_t
191	rxvt_init (int argc, const char *const *argv)
192	{
193	SET_R (new rxvt_term);
194
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196	{
197	delete GET_R;
198	SET_R (0);
199	}
200
201	return GET_R;
202	}
203
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206	void	364	void
207	rxvt_init_signals ()	365	rxvt_term::set_option (uint8_t opt, bool set) noexcept
208	{	366	{
209	/* install exit handler for cleanup */	367	if (!opt)
210	#if 0
211	#ifdef HAVE_ATEXIT
212	atexit (rxvt_clean_exit);
213	#else
214	#endif
215	#endif
216
217	struct sigaction sa;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}
234
235	bool
236	rxvt_term::init (int argc, const char *const *argv)
237	{
238	/*
239	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems
244	*/
245	privileges (SAVE);
246	privileges (IGNORE);
247
248	init_secondary ();
249
250	const char **cmd_argv = init_resources (argc, argv);
251
252	set_locale ("");
253
254	#if (MENUBAR_MAX)
255	menubar_read (rs[Rs_menu]);
256	#endif
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267	#ifdef RXVT_GRAPHICS
268	Gr_reset (); /* reset graphics */
269	#endif
270
271	#if 0
272	XSynchronize (display->display, True);
273	#endif
274
275	#ifdef HAVE_SCROLLBARS
276	if (Options & Opt_scrollBar)
277	resize_scrollbar (); /* create and map scrollbar */
278	#endif
279	#if (MENUBAR_MAX)
280	if (menubar_visible (r))
281	XMapWindow (display->display, menuBar.win);
282	#endif
283	#ifdef TRANSPARENT
284	if (Options & Opt_transparent)
285	{
286	XSelectInput (display->display, display->root, PropertyChangeMask);
287	check_our_parents ();
288	}
289	#endif
290
291	rootwin_ev.start (display, display->root);
292
293	XMapWindow (display->display, TermWin.vt);
294	XMapWindow (display->display, TermWin.parent[0]);
295
296	init_command (cmd_argv);
297
298	pty_ev.start (cmd_fd, EVENT_READ);
299
300	check_ev.start ();
301
302	return true;
303	}
304
305	/* ------------------------------------------------------------------------- *
306	* SIGNAL HANDLING & EXIT HANDLER *
307	* ------------------------------------------------------------------------- */
308	/*
309	* Catch a SIGCHLD signal and exit if the direct child has died
310	*/
311	/* ARGSUSED */
312	/* EXTPROTO */
313	RETSIGTYPE
314	rxvt_Child_signal (int sig __attribute__ ((unused)))
315	{
316	int pid, save_errno = errno;
317	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318	;
319	errno = save_errno;
320
321	#if 0
322	if (pid == cmd_pid)
323	exit (EXIT_SUCCESS);
324	#endif
325	}
326
327	/*
328	* Catch a fatal signal and tidy up before quitting
329	*/
330	/* EXTPROTO */
331	RETSIGTYPE
332	rxvt_Exit_signal (int sig)
333	{
334	signal (sig, SIG_DFL);
335	#ifdef DEBUG_CMD
336	rxvt_print_error ("signal %d", sig);
337	#endif
338	rxvt_clean_exit ();
339	kill (getpid (), sig);
340	}
341
342	/* INTPROTO */
343	int
344	rxvt_xerror_handler (Display *display, XErrorEvent *event)
345	{
346	if (GET_R->allowedxerror == -1)
347	GET_R->allowedxerror = event->error_code;
348	else
349	{
350	old_xerror_handler (display, event);
351	GET_R->destroy ();
352	}
353
354	return 0;	368	return;
		369
		370	uint8_t mask = 1 << (opt & 7);
		371	uint8_t &val = options [opt >> 3];
		372
		373	val = val & ~mask | (set ? mask : 0);
355	}	374	}
356		375
357	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
358	/*	377	/*
359	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
360	* TODO: if debugging, this should free up any known resources if we can
361	*/	379	*/
362	/* EXTPROTO */	380	static XErrorHandler old_xerror_handler;
363	void
364	rxvt_clean_exit ()
365	{
366	// TODO: rxvtd should clean up all ressources
367	if (GET_R)
368	GET_R->destroy ();
369	}
370		381
371	/* ------------------------------------------------------------------------- *	382	static void
372	* MEMORY ALLOCATION WRAPPERS *	383	rxvt_emergency_cleanup ()
373	* ------------------------------------------------------------------------- */
374	/* EXTPROTO */
375	void *
376	rxvt_malloc (size_t size)
377	{	384	{
378	void *p;	385	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379		386	(*t)->emergency_cleanup ();
380	p = malloc (size);
381	if (p)
382	return p;
383
384	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385	rxvt_clean_exit ();
386	exit (EXIT_FAILURE);
387	/* NOTREACHED */
388	}	387	}
389		388
390	/* EXTPROTO */	389	#if !ENABLE_MINIMAL
391	void *	390	static void ecb_cold
392	rxvt_calloc (size_t number, size_t size)	391	print_x_error (Display *dpy, XErrorEvent *event)
393	{	392	{
394	void *p;	393	char buffer[BUFSIZ];
		394	char mesg[BUFSIZ];
		395	char number[32];
395		396
396	p = calloc (number, size);	397	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
397	if (p)
398	return p;
399		398
400	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	399	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
401	rxvt_clean_exit ();	400	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
402	exit (EXIT_FAILURE);
403	/* NOTREACHED */
404	}
405		401
406	/* EXTPROTO */	402	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
407	void *	403	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
408	rxvt_realloc (void *ptr, size_t size)	404	rxvt_warn ("+ %s: %s\n", mesg, buffer);
409	{
410	void *p;
411		405
412	if (ptr)	406	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
413	p = realloc (ptr, size);	407	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		408
		409	if (event->request_code >= 128)
		410	{
		411	#if 0
		412	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		413	int nexts;
		414	char **exts = XListExtensions (dpy, &nexts);
		415
		416	while (nexts)
		417	{
		418	char *extname = exts [nexts - 1];
		419	int major, first_event, first_error;
		420
		421	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		422	{
		423	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		424	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		425
		426	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		427	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		428	rxvt_warn ("+ (which is %s)\n", buffer);
		429
		430	break;
		431	}
		432
		433	printf ("nextss %d %s\n", nexts, extname);//D
		434	--nexts;
		435	++exts;
		436	}
		437	#else
		438	int nexts = 0;
		439	char **exts = 0;
		440	#endif
		441
		442	if (!nexts)
		443	{
		444	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		445
		446	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		447	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		448
		449	#if 0
		450	sprintf (number, "RENDER.%d", event->minor_code);
		451	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		452	rxvt_warn ("+ (which is %s)\n", buffer);
		453	#endif
		454	}
		455
		456	XFreeExtensionList (exts);
		457	}
414	else	458	else
415	p = malloc (size);	459	{
416	if (p)	460	sprintf (number, "%d", event->request_code);
		461	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		462	rxvt_warn ("+ (which is %s)\n", buffer);
		463	}
		464
		465	if (event->error_code == BadWindow
		466	|| event->error_code == BadPixmap
		467	|| event->error_code == BadCursor
		468	|| event->error_code == BadFont
		469	|| event->error_code == BadDrawable
		470	|| event->error_code == BadColor
		471	|| event->error_code == BadGC
		472	|| event->error_code == BadIDChoice
		473	|| event->error_code == BadValue
		474	|| event->error_code == BadAtom)
		475	{
		476	if (event->error_code == BadValue)
		477	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		478	else if (event->error_code == BadAtom)
		479	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		480	else
		481	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		482
		483	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		484	}
		485	}
		486	#endif
		487
		488	int ecb_cold
		489	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		490	{
		491	if (GET_R && GET_R->allowedxerror == -1)
		492	GET_R->allowedxerror = event->error_code;
		493	else
		494	{
		495	// GET_R is most likely not the terminal which caused the error,
		496	// so just output the error and continue
		497	#if ENABLE_MINIMAL
		498	old_xerror_handler (display, event);
		499	#else
		500	print_x_error (display, event);
		501	#endif
		502	}
		503
417	return p;	504	return 0;
		505	}
418		506
419	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	507	int ecb_cold
420	rxvt_clean_exit ();	508	rxvt_xioerror_handler (Display *display)
		509	{
		510	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		511	DisplayString (display));
		512	rxvt_emergency_cleanup ();
421	exit (EXIT_FAILURE);	513	_exit (EXIT_FAILURE);
422	/* NOTREACHED */
423	}	514	}
424		515
425	/* ------------------------------------------------------------------------- *	516	static struct sig_handlers
426	* PRIVILEGED OPERATIONS *
427	* ------------------------------------------------------------------------- */
428	/* take care of suid/sgid super-user (root) privileges */
429	void
430	rxvt_term::privileges (int mode)
431	{	517	{
432	#if ! defined(__CYGWIN32__)	518	ev::sig sw_term, sw_int;
433	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	519
434	/* setreuid () is the poor man's setuid (), seteuid () */	520	/*
435	# define seteuid(a) setreuid(-1, (a))	521	* Catch a fatal signal and tidy up before quitting
436	# define setegid(a) setregid(-1, (a))	522	*/
437	# define HAVE_SETEUID	523	void sig_term (ev::sig &w, int revents);
		524
		525	sig_handlers ()
		526	{
		527	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		528	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		529	}
		530	} sig_handlers;
		531
		532	void
		533	sig_handlers::sig_term (ev::sig &w, int revents)
		534	{
		535	rxvt_emergency_cleanup ();
		536	w.stop ();
		537	kill (getpid (), w.signum);
		538	}
		539
		540	static void
		541	rxvt_get_ttymode (struct termios *tio)
		542	{
		543	if (tcgetattr (STDIN_FILENO, tio) < 0)
		544	memset (tio, 0, sizeof (struct termios));
		545
		546	for (int i = 0; i < NCCS; i++)
		547	tio->c_cc[i] = VDISABLE;
		548
		549	tio->c_cc[VINTR] = CINTR;
		550	tio->c_cc[VQUIT] = CQUIT;
		551	tio->c_cc[VERASE] = CERASE;
		552	#ifdef VERASE2
		553	tio->c_cc[VERASE2] = CERASE2;
		554	#endif
		555	tio->c_cc[VKILL] = CKILL;
		556	tio->c_cc[VEOF] = CEOF;
		557	tio->c_cc[VSTART] = CSTART;
		558	tio->c_cc[VSTOP] = CSTOP;
		559	tio->c_cc[VSUSP] = CSUSP;
		560	# ifdef VDSUSP
		561	tio->c_cc[VDSUSP] = CDSUSP;
438	# endif	562	# endif
439	# ifdef HAVE_SETEUID	563	# ifdef VREPRINT
440	switch (mode)	564	tio->c_cc[VREPRINT] = CRPRNT;
441	{
442	case IGNORE:
443	/*
444	* change effective uid/gid - not real uid/gid - so we can switch
445	* back to root later, as required
446	*/
447	seteuid (getuid ());
448	setegid (getgid ());
449	break;
450	case SAVE:
451	euid = geteuid ();
452	egid = getegid ();
453	break;
454	case RESTORE:
455	seteuid (euid);
456	setegid (egid);
457	break;
458	}
459	# else
460	switch (mode)
461	{
462	case IGNORE:
463	setuid (getuid ());
464	setgid (getgid ());
465	/* FALLTHROUGH */
466	case SAVE:
467	/* FALLTHROUGH */
468	case RESTORE:
469	break;
470	}
471	# endif	565	# endif
472	#endif	566	# ifdef VDISCRD
473	}	567	tio->c_cc[VDISCRD] = CFLUSH;
474
475	#ifdef UTMP_SUPPORT
476	void
477	rxvt_term::privileged_utmp (char action)
478	{
479	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
480	action, next_utmp_action, getpid ()));
481	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
482	|| (Options & Opt_utmpInhibit)
483	|| ttydev == NULL || *ttydev == '\0')
484	return;
485
486	privileges (RESTORE);
487	if (action == SAVE)
488	{
489	next_utmp_action = RESTORE;
490	makeutent (ttydev, rs[Rs_display_name]);
491	}
492	else
493	{ /* action == RESTORE */
494	next_utmp_action = IGNORE;
495	cleanutent ();
496	}
497	privileges (IGNORE);
498	}
499	#endif
500
501	#ifndef NO_SETOWNER_TTYDEV
502	void
503	rxvt_term::privileged_ttydev (char action)
504	{
505	D_MAIN ((stderr,
506	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
507	action, next_tty_action, getpid ()));
508	if (next_tty_action != action || (action != SAVE && action != RESTORE)
509	|| ttydev == NULL || *ttydev == '\0')
510	return;
511
512	privileges (RESTORE);
513
514	if (action == SAVE)
515	{
516	next_tty_action = RESTORE;
517	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520	next_tty_action = IGNORE;
521	else
522	# endif	568	# endif
523		569	# ifdef VWERSE
524	{	570	tio->c_cc[VWERSE] = CWERASE;
525	chown (ttydev, getuid (), ttygid); /* fail silently */
526	chmod (ttydev, ttymode);
527	# ifdef HAVE_REVOKE
528	revoke (ttydev);
529	# endif	571	# endif
530		572	# ifdef VLNEXT
531	}	573	tio->c_cc[VLNEXT] = CLNEXT;
532	}
533	else
534	{ /* action == RESTORE */
535	next_tty_action = IGNORE;
536	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537	chmod (ttydev, ttyfd_stat.st_mode);
538	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539	# else
540	chmod (ttydev,
541	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542	chown (ttydev, 0, 0);
543	# endif	574	# endif
544		575	# ifdef VSTATUS
545	}	576	tio->c_cc[VSTATUS] = CSTATUS;
546
547	privileges (IGNORE);
548
549	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
550	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
551	action == RESTORE ? "Restoring" : (action ==
552	SAVE ? "Saving" :
553	"UNKNOWN ERROR for"), ttydev,
554	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
555	ttyfd_stat.st_gid));
556	# endif	577	# endif
557	}	578
		579	# if VMIN != VEOF
		580	tio->c_cc[VMIN] = 1;
558	#endif	581	# endif
		582	# if VTIME != VEOL
		583	tio->c_cc[VTIME] = 0;
		584	# endif
		585
		586	/* input modes */
		587	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		588	# ifdef IMAXBEL
		589	| IMAXBEL
		590	# endif
		591	| IXON);
		592
		593	/* output modes */
		594	tio->c_oflag = (OPOST | ONLCR);
		595
		596	/* control modes */
		597	tio->c_cflag = (CS8 | CREAD);
		598
		599	/* local modes */
		600	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		601	# if defined (ECHOCTL) && defined (ECHOKE)
		602	| ECHOCTL | ECHOKE
		603	# endif
		604	| ECHOE | ECHOK);
		605	}
		606
		607	char **rxvt_environ; // startup environment
		608
		609	void
		610	rxvt_init ()
		611	{
		612	assert (("fontMask must not overlap other RS masks",
		613	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		614
		615	rxvt_get_ttymode (&rxvt_term::def_tio);
		616
		617	// get rid of stdin/stdout as we don't need them, to free resources
		618	dup2 (STDERR_FILENO, STDIN_FILENO);
		619	dup2 (STDERR_FILENO, STDOUT_FILENO);
		620
		621	if (!ev_default_loop ())
		622	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		623
		624	rxvt_environ = environ;
		625
		626	signal (SIGHUP, SIG_IGN);
		627	signal (SIGPIPE, SIG_IGN);
		628
		629	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		630	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		631
		632	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		633	// TODO: handle this with exceptions and tolerate the memory loss
		634	XSetIOErrorHandler (rxvt_xioerror_handler);
		635
		636	XrmInitialize ();
		637
		638	#if HAVE_PIXBUF
		639	#if !GLIB_CHECK_VERSION(2,36,0)
		640	g_type_init ();
		641	#endif
		642	#endif
		643	}
559		644
560	/*----------------------------------------------------------------------*/	645	/*----------------------------------------------------------------------*/
561	/*	646	/*
562	* window size/position calculcations for XSizeHint and other storage.	647	* window size/position calculations for XSizeHint and other storage.
563	* if width/height are non-zero then override calculated width/height	648	* if width/height are non-zero then override calculated width/height
564	*/	649	*/
565	void	650	void
566	rxvt_term::window_calc (unsigned int width, unsigned int height)	651	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567	{	652	{
568	short recalc_x, recalc_y;	653	short recalc_x, recalc_y;
569	int x, y, sb_w, mb_h, flags;	654	int x, y, flags;
570	unsigned int w, h;	655	unsigned int w, h;
571	unsigned int max_width, max_height;	656	unsigned int max_width, max_height;
572		657
573	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574	TermWin.ncol, TermWin.nrow, szHint.width,
575	szHint.height));
576	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	658	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577	szHint.win_gravity = NorthWestGravity;	659	szHint.win_gravity = NorthWestGravity;
578	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	660	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579		661
580	recalc_x = recalc_y = 0;	662	recalc_x = recalc_y = 0;
581	flags = 0;	663	flags = 0;
		664
582	if (!parsed_geometry)	665	if (!parsed_geometry)
583	{	666	{
584	parsed_geometry = 1;	667	parsed_geometry = 1;
		668
585	if (rs[Rs_geometry])	669	if (rs[Rs_geometry])
586	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	670	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		671
587	if (flags & WidthValue)	672	if (flags & WidthValue)
588	{	673	{
589	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	674	if (!w)
		675	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		676
		677	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
590	szHint.flags |= USSize;	678	szHint.flags |= USSize;
591	}	679	}
		680
592	if (flags & HeightValue)	681	if (flags & HeightValue)
593	{	682	{
594	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	683	if (!h)
		684	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		685
		686	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
595	szHint.flags |= USSize;	687	szHint.flags |= USSize;
596	}	688	}
		689
597	if (flags & XValue)	690	if (flags & XValue)
598	{	691	{
599	szHint.x = x;	692	szHint.x = x;
600	szHint.flags |= USPosition;	693	szHint.flags |= USPosition;
		694
601	if (flags & XNegative)	695	if (flags & XNegative)
602	{	696	{
603	recalc_x = 1;	697	recalc_x = 1;
604	szHint.win_gravity = NorthEastGravity;	698	szHint.win_gravity = NorthEastGravity;
605	}	699	}
606	}	700	}
		701
607	if (flags & YValue)	702	if (flags & YValue)
608	{	703	{
609	szHint.y = y;	704	szHint.y = y;
610	szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
611	if (flags & YNegative)	707	if (flags & YNegative)
612	{	708	{
613	recalc_y = 1;	709	recalc_y = 1;
		710
614	if (szHint.win_gravity == NorthEastGravity)	711	if (szHint.win_gravity == NorthEastGravity)
615	szHint.win_gravity = SouthEastGravity;	712	szHint.win_gravity = SouthEastGravity;
616	else	713	else
617	szHint.win_gravity = SouthWestGravity;	714	szHint.win_gravity = SouthWestGravity;
618	}	715	}
619	}	716	}
620	}	717	}
		718
621	/* TODO: BOUNDS */	719	/* TODO: BOUNDS */
622	TermWin.width = TermWin.ncol * TermWin.fwidth;	720	width = ncol * fwidth;
623	TermWin.height = TermWin.nrow * TermWin.fheight;	721	height = nrow * fheight;
624	max_width = MAX_COLS * TermWin.fwidth;	722	max_width = MAX_COLS * fwidth;
625	max_height = MAX_ROWS * TermWin.fheight;	723	max_height = MAX_ROWS * fheight;
626		724
627	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	725	szHint.base_width = szHint.base_height = 2 * int_bwidth;
628		726
629	sb_w = mb_h = 0;
630	window_vt_x = window_vt_y = 0;	727	window_vt_x = window_vt_y = int_bwidth;
631	if (scrollbar_visible ())	728
		729	if (scrollBar.state)
632	{	730	{
633	sb_w = scrollbar_TotalWidth ();	731	int sb_w = scrollBar.total_width ();
634	szHint.base_width += sb_w;	732	szHint.base_width += sb_w;
		733
635	if (! (Options & Opt_scrollBar_right))	734	if (!option (Opt_scrollBar_right))
636	window_vt_x = sb_w;	735	window_vt_x += sb_w;
637	}
638	if (menubar_visible ())
639	{	736	}
640	mb_h = menuBar_TotalHeight ();	737
641	szHint.base_height += mb_h;
642	window_vt_y = mb_h;
643	}
644	szHint.width_inc = TermWin.fwidth;	738	szHint.width_inc = fwidth;
645	szHint.height_inc = TermWin.fheight;	739	szHint.height_inc = fheight;
646	szHint.min_width = szHint.base_width + szHint.width_inc;	740	szHint.min_width = szHint.base_width + szHint.width_inc;
647	szHint.min_height = szHint.base_height + szHint.height_inc;	741	szHint.min_height = szHint.base_height + szHint.height_inc;
648		742
649	if (width && width - szHint.base_width < max_width)	743	if (newwidth && newwidth - szHint.base_width < max_width)
650	{	744	{
651	szHint.width = width;	745	szHint.width = newwidth;
652	TermWin.width = width - szHint.base_width;	746	width = newwidth - szHint.base_width;
653	}	747	}
654	else	748	else
655	{	749	{
656	MIN_IT (TermWin.width, max_width);	750	min_it (width, max_width);
657	szHint.width = szHint.base_width + TermWin.width;	751	szHint.width = szHint.base_width + width;
658	}	752	}
		753
659	if (height && height - szHint.base_height < max_height)	754	if (newheight && newheight - szHint.base_height < max_height)
660	{	755	{
661	szHint.height = height;	756	szHint.height = newheight;
662	TermWin.height = height - szHint.base_height;	757	height = newheight - szHint.base_height;
663	}	758	}
664	else	759	else
665	{	760	{
666	MIN_IT (TermWin.height, max_height);	761	min_it (height, max_height);
667	szHint.height = szHint.base_height + TermWin.height;	762	szHint.height = szHint.base_height + height;
668	}	763	}
669	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
670	window_sb_x = szHint.width - sb_w;
671		764
672	if (recalc_x)	765	if (recalc_x)
673	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	766	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
674	- szHint.width - 2 * TermWin.ext_bwidth);	767
675	if (recalc_y)	768	if (recalc_y)
676	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	769	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
677	- szHint.height - 2 * TermWin.ext_bwidth);
678		770
679	TermWin.ncol = TermWin.width / TermWin.fwidth;	771	ncol = width / fwidth;
680	TermWin.nrow = TermWin.height / TermWin.fheight;	772	nrow = height / fheight;
681	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	773
682	TermWin.ncol, TermWin.nrow, szHint.width,	774	// When the size of the vt window is not a multiple of the cell
683	szHint.height));	775	// size, i.e., when the wm does not honour our size hints, there are
684	return;	776	// extra areas not covered by the terminal screen. Such gaps, when a
		777	// bg pixmap is set, would have to be cleared manually to properly
		778	// refresh the background. We take the simpler route and shrink the
		779	// vt window so as to avoid creating gaps.
		780	vt_width = ncol * fwidth;
		781	vt_height = nrow * fheight;
685	}	782	}
686		783
687	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
688	/*	785	/*
689	* Tell the teletype handler what size the window is.	786	* Tell the teletype handler what size the window is.
690	* Called after a window size change.	787	* Called after a window size change.
691	*/	788	*/
692	void	789	void
693	rxvt_term::tt_winch ()	790	rxvt_term::tt_winch ()
694	{	791	{
		792	if (pty->pty < 0)
		793	return;
		794
695	struct winsize ws;	795	struct winsize ws;
696		796
697	if (cmd_fd < 0)
698	return;
699
700	ws.ws_col = TermWin.ncol;	797	ws.ws_col = ncol;
701	ws.ws_row = TermWin.nrow;	798	ws.ws_row = nrow;
702	ws.ws_xpixel = ws.ws_ypixel = 0;	799	ws.ws_xpixel = vt_width;
703	#ifndef DEBUG_SIZE	800	ws.ws_ypixel = vt_height;
704	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	801	ioctl (pty->pty, TIOCSWINSZ, &ws);
		802
		803	#if 0
		804	// TIOCSWINSZ is supposed to do this automatically and correctly
		805	if (cmd_pid) /* force through to the command */
		806	kill (-cmd_pid, SIGWINCH);
		807	#endif
		808	}
		809
		810	/*----------------------------------------------------------------------*/
		811	/* load and set the various fonts */
		812	bool
		813	rxvt_term::set_fonts ()
		814	{
		815	rxvt_fontset *fs = new rxvt_fontset (this);
		816	rxvt_fontprop prop;
		817
		818	if (!fs
		819	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		820	|| !fs->realize_font (1))
		821	{
		822	delete fs;
		823	return false;
		824	}
		825
		826	#if ENABLE_STYLES
		827	for (int i = RS_styleCount; --i; )
		828	if (fontset[i] != fontset[0])
		829	delete fontset[i];
		830	#endif
		831
		832	delete fontset[0];
		833	fontset[0] = fs;
		834
		835	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		836	prop.width = max (prop.width + letterSpace, 1);
		837
		838	fs->set_prop (prop, false);
		839
		840	fwidth = prop.width;
		841	fheight = prop.height + lineSpace;
		842	fbase = prop.ascent;
		843
		844	for (int style = 1; style < 4; style++)
		845	{
		846	#if ENABLE_STYLES
		847	const char *res = rs[Rs_font + style];
		848
		849	if (res && !*res)
		850	fontset[style] = fontset[0];
		851	else
		852	{
		853	fontset[style] = fs = new rxvt_fontset (this);
		854	rxvt_fontprop prop2 = prop;
		855
		856	if (res)
		857	{
		858	fs->populate (res);
		859	fs->set_prop (prop2, false);
		860	}
		861	else
		862	{
		863	fs->populate (fontset[0]->fontdesc);
		864
		865	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		866	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		867
		868	fs->set_prop (prop2, true);
		869	}
		870
		871	}
705	#else	872	#else
706	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	873	fontset[style] = fontset[0];
707	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
708	# ifdef SIGWINCH
709	else if (cmd_pid) /* force through to the command */
710	kill (cmd_pid, SIGWINCH);
711	# endif	874	#endif
712	#endif	875	}
713	}
714		876
715	/*----------------------------------------------------------------------*/	877	if (parent)
716	/* rxvt_change_font () - Switch to a new font */	878	{
717	/*	879	resize_all_windows (0, 0, 0);
718	* init = 1 - initialize	880	scr_remap_chars ();
719	*	881	scr_touch (true);
720	* fontname == FONT_UP - switch to bigger font	882	}
721	* fontname == FONT_DN - switch to smaller font
722	*/
723	void
724	rxvt_term::change_font (int init, const char *fontname)
725	{}
726		883
		884	return true;
		885	}
		886
727	void	887	void
728	rxvt_term::font_up_down (int n, int direction)	888	rxvt_term::set_string_property (Atom prop, const char *str, int len)
729	{}	889	{
		890	XChangeProperty (dpy, parent,
		891	prop, XA_STRING, 8, PropModeReplace,
		892	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		893	}
		894
		895	void
		896	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		897	{
		898	XTextProperty ct;
		899
		900	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		901	{
		902	XSetTextProperty (dpy, parent, &ct, prop);
		903	XFree (ct.value);
		904	}
		905	}
		906
		907	void
		908	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		909	{
		910	wchar_t *ws = rxvt_mbstowcs (str, len);
		911	char *s = rxvt_wcstoutf8 (ws);
		912
		913	XChangeProperty (dpy, parent,
		914	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		915	(const unsigned char *)s, strlen (s));
		916
		917	free (s);
		918	free (ws);
		919	}
730		920
731	/*----------------------------------------------------------------------*/	921	/*----------------------------------------------------------------------*/
732	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
733	/* xterm sequences - title, iconName, color (exptl) */	923	/* xterm sequences - title, iconName, color (exptl) */
734	void	924	void
735	rxvt_term::set_title (const char *str)	925	rxvt_term::set_title (const char *str)
736	{	926	{
737	#ifndef SMART_WINDOW_TITLE	927	set_mbstring_property (XA_WM_NAME, str);
738	XStoreName (display->display, TermWin.parent[0], str);	928	#if ENABLE_EWMH
739	#else	929	set_utf8_property (xa[XA_NET_WM_NAME], str);
740	char *name;
741
742	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743	name = NULL;
744	if (name == NULL || STRCMP (name, str))
745	XStoreName (display->display, TermWin.parent[0], str);
746	if (name)
747	XFree (name);
748	#endif	930	#endif
749	}	931	}
750		932
751	void	933	void
752	rxvt_term::set_iconName (const char *str)	934	rxvt_term::set_icon_name (const char *str)
753	{	935	{
754	#ifndef SMART_WINDOW_TITLE	936	set_mbstring_property (XA_WM_ICON_NAME, str);
755	XSetIconName (display->display, TermWin.parent[0], str);	937	#if ENABLE_EWMH
756	#else	938	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757	char *name;
758
759	if (XGetIconName (display->display, TermWin.parent[0], &name))
760	name = NULL;
761	if (name == NULL || STRCMP (name, str))
762	XSetIconName (display->display, TermWin.parent[0], str);
763	if (name)
764	XFree (name);
765	#endif	939	#endif
766	}	940	}
767		941
		942	void
		943	rxvt_term::set_window_color (int idx, const char *color)
		944	{
768	#ifdef XTERM_COLOR_CHANGE	945	#ifdef XTERM_COLOR_CHANGE
769	void
770	rxvt_term::set_window_color (int idx, const char *color)
771	{
772	rxvt_color xcol;
773	int i;
774
775	if (color == NULL || *color == '\0')	946	if (color == NULL || *color == '\0')
776	return;	947	return;
777		948
		949	color = strdup (color);
		950	allocated.push_back ((void *)color);
		951	rs[Rs_color + idx] = color;
		952
778	/* handle color aliases */	953	/* handle color aliases */
779	if (isdigit (*color))	954	if (isdigit (*color))
780	{	955	{
781	i = atoi (color);	956	int i = atoi (color);
		957
782	if (i >= 8 && i <= 15)	958	if (i >= 8 && i <= 15)
		959	{
783	{ /* bright colors */	960	/* bright colors */
784	i -= 8;	961	alias_color (idx, minBrightCOLOR + i - 8);
785	# ifndef NO_BRIGHTCOLOR
786	PixColors[idx] = PixColors[minBrightCOLOR + i];
787	SET_PIXCOLOR (idx);
788	goto Done;	962	goto done;
789	# endif
790
791	}	963	}
		964
792	if (i >= 0 && i <= 7)	965	if (i >= 0 && i <= 7)
		966	{
793	{ /* normal colors */	967	/* normal colors */
794	PixColors[idx] = PixColors[minCOLOR + i];	968	alias_color (idx, minCOLOR + i);
795	SET_PIXCOLOR (idx);
796	goto Done;	969	goto done;
797	}	970	}
798	}	971	}
799	if (!rXParseAllocColor (& xcol, color))
800	return;
801	/* XStoreColor (display->display, XCMAP, XColor*); */
802		972
803	/*	973	pix_colors_focused[idx].free (this);
804	* FIXME: should free colors here, but no idea how to do it so instead,	974	set_color (pix_colors_focused[idx], color);
805	* so just keep gobbling up the colormap
806	*/
807	# if 0
808	for (i = Color_Black; i <= Color_White; i++)
809	if (PixColors[idx] == PixColors[i])
810	break;
811	if (i > Color_White)
812	{
813	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
814	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
815	DisplayPlanes (display->display, display->screen));
816	}
817	# endif
818		975
819	PixColors[idx] = xcol;
820	SET_PIXCOLOR (idx);
821
822	/* XSetWindowAttributes attr; */
823	/* Cursor cursor; */
824	Done:	976	done:
825	if (idx == Color_bg && ! (Options & Opt_transparent))
826	XSetWindowBackground (display->display, TermWin.vt,
827	PixColors[Color_bg]);
828
829	/* handle Color_BD, scrollbar background, etc. */	977	/*TODO: handle Color_BD, scrollbar background, etc. */
830		978
831	set_colorfgbg ();	979	update_fade_color (idx);
832	recolour_cursor ();	980	recolor_cursor ();
833	/* the only reasonable way to enforce a clean update */	981	scr_recolor ();
834	scr_poweron ();	982	#endif /* XTERM_COLOR_CHANGE */
835	}	983	}
836		984
837	#else
838	# define set_window_color (idx,color) ((void)0)
839	#endif /* XTERM_COLOR_CHANGE */
840
841	void	985	void
842	rxvt_term::recolour_cursor ()	986	rxvt_term::recolor_cursor ()
843	{	987	{
844	#if TODO	988	XColor fg, bg;
845	rxvt_color xcol[2];
846		989
847	xcol[0] = PixColors[Color_pointer];	990	(ISSET_PIXCOLOR (Color_pointer_fg)
848	xcol[1] = PixColors[Color_bg];	991	? pix_colors_focused[Color_pointer_fg]
849	XQueryColors (display->display, XCMAP, xcol, 2);	992	: pix_colors_focused[Color_fg]).get (fg);
850	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	993
851	#endif	994	(ISSET_PIXCOLOR (Color_pointer_bg)
		995	? pix_colors_focused[Color_pointer_bg]
		996	: pix_colors_focused[Color_bg]).get (bg);
		997
		998	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
852	}	999	}
853		1000
854	/*----------------------------------------------------------------------*/	1001	/*----------------------------------------------------------------------*/
855	/*	1002	/*
856	* find if fg/bg matches any of the normal (low-intensity) colors	1003	* find if fg/bg matches any of the normal (low-intensity) colors
857	*/	1004	*/
858	void	1005	char *
859	rxvt_term::set_colorfgbg ()	1006	rxvt_term::get_colorfgbg ()
860	{	1007	{
861	unsigned int i;	1008	unsigned int i;
862	const char *xpmb = "\0";	1009	const char *xpmb = "";
863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1010	char fstr[] = "default";
864		1011	char bstr[] = "default";
865	env_colorfgbg =	1012	char *env_colorfgbg;
866	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1013
867	STRCPY (fstr, "default");
868	STRCPY (bstr, "default");
869	for (i = Color_Black; i <= Color_White; i++)	1014	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_fg] == PixColors[i])	1015	if (pix_colors[Color_fg] == pix_colors[i])
871	{	1016	{
872	sprintf (fstr, "%d", (i - Color_Black));	1017	sprintf (fstr, "%d", i - Color_Black);
873	break;	1018	break;
874	}	1019	}
		1020
875	for (i = Color_Black; i <= Color_White; i++)	1021	for (i = Color_Black; i <= Color_White; i++)
876	if (PixColors[Color_bg] == PixColors[i])	1022	if (pix_colors[Color_bg] == pix_colors[i])
877	{	1023	{
878	sprintf (bstr, "%d", (i - Color_Black));	1024	sprintf (bstr, "%d", i - Color_Black);
879	#ifdef XPM_BACKGROUND	1025	#if HAVE_IMG
880	xpmb = "default;";	1026	xpmb = "default;";
881	#endif	1027	#endif
882	break;	1028	break;
883	}	1029	}
884		1030
		1031	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
885	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1032	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886		1033	return env_colorfgbg;
887	#ifndef NO_BRIGHTCOLOR
888	colorfgbg = DEFAULT_RSTYLE;
889	for (i = minCOLOR; i <= maxCOLOR; i++)
890	{
891	if (PixColors[Color_fg] == PixColors[i])
892	colorfgbg = SET_FGCOLOR (colorfgbg, i);
893	if (PixColors[Color_bg] == PixColors[i])
894	colorfgbg = SET_BGCOLOR (colorfgbg, i);
895	}
896	#endif
897	}	1034	}
898		1035
899	/*----------------------------------------------------------------------*/	1036	/*----------------------------------------------------------------------*/
900	/*
901	* Colour determination for low colour displays, routine from
902	* Hans de Goede <hans@highrise.nl>
903	*/
904		1037
905	int	1038	bool
906	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1039	rxvt_term::set_color (rxvt_color &color, const char *name)
907	{	1040	{
908	if (!screen_in_out->set (display, colour))	1041	if (color.set (this, name))
909	{
910	rxvt_print_error ("can't allocate colour: %s", colour);
911	return false;
912	}
913
914	return true;	1042	return true;
		1043
		1044	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1045	return false;
915	}	1046	}
		1047
		1048	void
		1049	rxvt_term::alias_color (int dst, int src)
		1050	{
		1051	pix_colors[dst].free (this);
		1052	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
		1053	}
		1054
		1055	#ifdef SMART_RESIZE
		1056	static unsigned int
		1057	get_parent_bw (Display *dpy, Window w)
		1058	{
		1059	int idummy;
		1060	unsigned int udummy;
		1061	Window wdummy, parent;
		1062	Window *children;
		1063	unsigned int nchildren, border_width;
		1064
		1065	XQueryTree (dpy, w, &wdummy, &parent, &children, &nchildren);
		1066	XFree (children);
		1067	XGetGeometry (dpy, parent, &wdummy, &idummy, &idummy,
		1068	&udummy, &udummy, &border_width, &udummy);
		1069
		1070	return border_width;
		1071	}
		1072	#endif
916		1073
917	/* -------------------------------------------------------------------- *	1074	/* -------------------------------------------------------------------- *
918	* - WINDOW RESIZING - *	1075	* - WINDOW RESIZING - *
919	* -------------------------------------------------------------------- */	1076	* -------------------------------------------------------------------- */
920	void	1077	void
921	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1078	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
922	{	1079	{
923	int fix_screen;	1080	int fix_screen;
		1081	int old_width = szHint.width;
		1082	int old_height = szHint.height;
924		1083
925	#ifdef SMART_RESIZE
926	int old_width = szHint.width, old_height = szHint.height;
927	#endif
928
929	window_calc (width, height);	1084	window_calc (newwidth, newheight);
		1085
		1086	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1087
		1088	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1089	if (set_hint)
		1090	{
		1091	szHint.flags &= ~(PBaseSize | PResizeInc);
930	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1092	XSetWMNormalHints (dpy, parent, &szHint);
		1093	szHint.flags |= PBaseSize | PResizeInc;
		1094	}
		1095
931	if (!ignoreparent)	1096	if (!ignoreparent)
932	{	1097	{
933	#ifdef SMART_RESIZE	1098	#ifdef SMART_RESIZE
934	/*	1099	/*
935	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1100	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
938	int x, y, x1, y1;	1103	int x, y, x1, y1;
939	int dx, dy;	1104	int dx, dy;
940	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1105	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941	Window unused_cr;	1106	Window unused_cr;
942		1107
943	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1108	XTranslateCoordinates (dpy, parent, display->root,
944	0, 0, &x, &y, &unused_cr);	1109	0, 0, &x, &y, &unused_cr);
945	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1110	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
946	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1111	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
947	/*	1112	/*
948	* if display->root isn't the parent window, a WM will probably have offset	1113	* if display->root isn't the parent window, a WM will probably have offset
949	* our position for handles and decorations. Counter it	1114	* our position for handles and decorations. Counter it
950	*/	1115	*/
951	if (x1 != x || y1 != y)	1116	if (x1 != x || y1 != y)
952	{	1117	{
953	x -= x1;	1118	unsigned int border_width = get_parent_bw (dpy, parent);
954	y -= y1;	1119
		1120	x -= x1 + border_width;
		1121	y -= y1 + border_width;
955	}	1122	}
956		1123
957	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1124	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
958	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1125	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
959	dx = old_width - szHint.width;	1126	dx = old_width - szHint.width;
960	dy = old_height - szHint.height;	1127	dy = old_height - szHint.height;
961		1128
962	/* Check position of the center of the window */	1129	/* Check position of the center of the window */
963	if (x < x1) /* left half */	1130	if (x < x1) /* left half */
964	dx = 0;	1131	dx = 0;
…		…
967	if (y < y1) /* top half */	1134	if (y < y1) /* top half */
968	dy = 0;	1135	dy = 0;
969	else if (y == y1) /* exact center */	1136	else if (y == y1) /* exact center */
970	dy /= 2;	1137	dy /= 2;
971		1138
972	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1139	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
973	szHint.width, szHint.height);	1140	szHint.width, szHint.height);
974	#else	1141	#else
975	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1142	XResizeWindow (dpy, parent, szHint.width, szHint.height);
976	szHint.height);
977	#endif	1143	#endif
978
979	}	1144	}
980		1145
981	fix_screen = (TermWin.ncol != prev_ncol	1146	if (set_hint)
982	|| TermWin.nrow != prev_nrow);	1147	XSetWMNormalHints (dpy, parent, &szHint);
983		1148
		1149	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1150
984	if (fix_screen || width != old_width || height != old_height)	1151	if (fix_screen || newwidth != old_width || newheight != old_height)
985	{	1152	{
986	if (scrollbar_visible ())	1153	if (scrollBar.state)
987	{	1154	scrollBar.resize ();
988	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
989	0, scrollbar_TotalWidth (), szHint.height);
990	resize_scrollbar ();
991	}
992		1155
993	if (menubar_visible ())	1156	XMoveResizeWindow (dpy, vt,
994	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1157	window_vt_x, window_vt_y,
995	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1158	vt_width, vt_height);
996		1159
997	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1160	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
998	window_vt_y, TermWin_TotalWidth (),
999	TermWin_TotalHeight ());
1000	#ifdef RXVT_GRAPHICS
1001	if (old_height)
1002	Gr_Resize (old_width - szHint.base_width,
1003	old_height - szHint.base_height);
1004	#endif
1005	scr_clear ();
1006	#ifdef XPM_BACKGROUND
1007	resize_pixmap ();
1008	#endif
1009
1010	}	1161	}
1011		1162
1012	if (fix_screen || old_height == 0)	1163	if (fix_screen || old_height == 0)
1013	{
1014	int curr_screen = -1;
1015	int old_ncol = prev_ncol;
1016
1017	/* scr_reset only works on the primary screen */
1018	if (old_height) /* this is not the first time through */
1019	{
1020	unsigned int ncol = TermWin.ncol;
1021	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022	curr_screen = scr_change_screen (PRIMARY);
1023	TermWin.ncol = ncol;
1024	}
1025
1026	scr_reset ();	1164	scr_reset ();
1027		1165
1028	if (curr_screen >= 0) /* this is not the first time through */
1029	{
1030	scr_change_screen (curr_screen);
1031	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1032	}
1033	}
1034
1035	old_width = szHint.width;
1036	old_height = szHint.height;
1037
1038	#ifdef USE_XIM	1166	#if USE_XIM
1039	IMSetStatusPosition ();	1167	im_set_position ();
1040	#endif	1168	#endif
1041	}	1169	}
1042		1170
1043	/*	1171	/*
1044	* Set the width/height of the vt window in characters. Units are pixels.	1172	* Set the width/height of the vt window in characters. Units are pixels.
1045	* good for toggling 80/132 columns	1173	* good for toggling 80/132 columns
1046	*/	1174	*/
1047	void	1175	void
1048	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1176	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049	{	1177	{
1050	XWindowAttributes wattr;	1178	XWindowAttributes wattr;
1051		1179
1052	if (width == 0 || height == 0)	1180	if (newwidth == 0 || newheight == 0)
1053	{	1181	{
1054	XGetWindowAttributes (display->display, display->root, &wattr);	1182	XGetWindowAttributes (dpy, display->root, &wattr);
		1183
1055	if (width == 0)	1184	if (newwidth == 0)
1056	width = wattr.width - szHint.base_width;	1185	newwidth = wattr.width - szHint.base_width;
1057	if (height == 0)	1186	if (newheight == 0)
1058	height = wattr.height - szHint.base_height;	1187	newheight = wattr.height - szHint.base_height;
1059	}
1060	if (width != TermWin.width || height != TermWin.height)
1061	{	1188	}
		1189
		1190	if (newwidth != vt_width || newheight != vt_height)
		1191	{
1062	width += szHint.base_width;	1192	newwidth += szHint.base_width;
1063	height += szHint.base_height;	1193	newheight += szHint.base_height;
1064	resize_all_windows (width, height, 0);	1194	resize_all_windows (newwidth, newheight, 0);
1065	}	1195	}
1066	}	1196	}
1067		1197
1068	/* -------------------------------------------------------------------- *	1198	/* -------------------------------------------------------------------- *
1069	* - X INPUT METHOD ROUTINES - *	1199	* - X INPUT METHOD ROUTINES - *
1070	* -------------------------------------------------------------------- */	1200	* -------------------------------------------------------------------- */
1071	#ifdef USE_XIM	1201	#if USE_XIM
1072		1202
1073	void	1203	void
		1204	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1205	{
		1206	fg = pix_colors [Color_fg];
		1207	bg = pix_colors [Color_bg];
		1208	}
		1209
		1210	void
1074	rxvt_term::im_set_size (XRectangle *size)	1211	rxvt_term::im_set_size (XRectangle &size)
1075	{	1212	{
1076	size->x = TermWin.int_bwidth;	1213	// the int_bwidth terms make no sense to me
1077	size->y = TermWin.int_bwidth;	1214	size.x = int_bwidth;
1078	size->width = Width2Pixel (TermWin.ncol);	1215	size.y = int_bwidth;
1079	size->height = Height2Pixel (TermWin.nrow);	1216	size.width = Width2Pixel (ncol) + int_bwidth;
		1217	size.height = Height2Pixel (nrow) + int_bwidth;
1080	}	1218	}
1081		1219
1082	void	1220	void
1083	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1221	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1222	XRectangle &status_rect,
		1223	const XRectangle &needed_rect)
1084	{	1224	{
1085	*fg = PixColors[Color_fg];	1225	preedit_rect.x = needed_rect.width;
1086	*bg = PixColors[Color_bg];	1226	preedit_rect.y = 0;
		1227	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1228	preedit_rect.height = fheight;
		1229
		1230	status_rect.x = 0;
		1231	status_rect.y = 0;
		1232	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1233	status_rect.height = fheight;
1087	}	1234	}
1088		1235
1089	/* Checking whether input method is running. */	1236	/* Checking whether input method is running. */
1090	bool	1237	bool
1091	rxvt_term::IMisRunning ()	1238	rxvt_term::im_is_running ()
1092	{	1239	{
1093	char *p;	1240	Atom atom;
1094	Atom atom;	1241	Window win;
1095	Window win;
1096	char server[IMBUFSIZ];	1242	char server[IMBUFSIZ];
1097		1243
1098	/* get current locale modifier */	1244	/* get current locale modifier */
1099	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1245	if (char *p = XSetLocaleModifiers (0))
1100	{	1246	{
1101	STRCPY (server, "@server=");	1247	strcpy (server, "@server=");
1102	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1248	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1249
1103	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1250	if (p = strchr (server + 1, '@')) /* first one only */
1104	*p = '\0';	1251	*p = '\0';
1105		1252
1106	atom = XInternAtom (display->display, server, False);	1253	atom = XInternAtom (dpy, server, False);
1107	win = XGetSelectionOwner (display->display, atom);	1254	win = XGetSelectionOwner (dpy, atom);
		1255
1108	if (win != None)	1256	if (win != None)
1109	return True;	1257	return true;
1110	}	1258	}
		1259
1111	return False;	1260	return false;
1112	}	1261	}
1113		1262
1114	void	1263	void
1115	rxvt_term::IMSendSpot ()	1264	rxvt_term::im_send_spot ()
1116	{	1265	{
1117	XPoint spot;	1266	XPoint nspot;
1118	XVaNestedList preedit_attr;	1267	XVaNestedList preedit_attr;
1119		1268
1120	if (Input_Context == NULL	1269	if (!Input_Context
1121	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1270	|| !focus
1122	|| ! (event_type == KeyPress	1271	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1123	|| event_type == Expose
1124	|| event_type == NoExpose
1125	|| event_type == SelectionNotify
1126	|| event_type == ButtonRelease || event_type == FocusIn)
1127	|| !IMisRunning ())
1128	return;	1272	return;
1129		1273
1130	im_set_position (&spot);	1274	im_set_position (nspot);
		1275
		1276	if (nspot.x == spot.x && nspot.y == spot.y)
		1277	return;
		1278
		1279	spot = nspot;
1131		1280
1132	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1281	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1282	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134	XFree (preedit_attr);	1283	XFree (preedit_attr);
1135	}	1284	}
1136		1285
1137	void	1286	void
1138	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139	XRectangle * needed_rect)
1140	{
1141	int mbh, vtx = 0;
1142
1143	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144	vtx = scrollbar_TotalWidth ();
1145
1146	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147	mbh -= TermWin.lineSpace;
1148
1149	preedit_rect->x = needed_rect->width + vtx;
1150	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153	preedit_rect->height = Height2Pixel (1);
1154
1155	status_rect->x = vtx;
1156	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159	status_rect->height = Height2Pixel (1);
1160	}
1161
1162	void
1163	rxvt_term::im_destroy ()	1287	rxvt_term::im_destroy ()
1164	{	1288	{
1165	if (Input_Context)
1166	{
1167	XDestroyIC (Input_Context);
1168	Input_Context = NULL;
1169	}
1170
1171	if (input_method)	1289	if (input_method)
1172	{	1290	{
		1291	if (Input_Context && input_method->xim)
		1292	XDestroyIC (Input_Context);
		1293
1173	display->put_xim (input_method);	1294	display->put_xim (input_method);
1174	input_method = 0;	1295	input_method = 0;
1175	}	1296	}
		1297
		1298	Input_Context = 0;
1176	}	1299	}
		1300
		1301	#ifdef ENABLE_XIM_ONTHESPOT
		1302
		1303	static void
		1304	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1305	{
		1306	((rxvt_term *)client_data)->make_current ();
		1307	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1308	}
		1309
		1310	static void
		1311	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1312	{
		1313	((rxvt_term *)client_data)->make_current ();
		1314	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1315	}
		1316
		1317	static void
		1318	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1319	{
		1320	rxvt_term *term = (rxvt_term *)client_data;
		1321	XIMText *text = call_data->text;
		1322
		1323	term->make_current ();
		1324
		1325	if (text)
		1326	{
		1327	wchar_t *str;
		1328
		1329	if (!text->encoding_is_wchar && text->string.multi_byte)
		1330	{
		1331	// of course, X makes it ugly again
		1332	if (term->rs[Rs_imLocale])
		1333	SET_LOCALE (term->rs[Rs_imLocale]);
		1334
		1335	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1336	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1337
		1338	if (term->rs[Rs_imLocale])
		1339	SET_LOCALE (term->locale);
		1340	}
		1341	else
		1342	str = text->string.wide_char;
		1343
		1344	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1345	DT_INT, call_data->caret,
		1346	DT_INT, call_data->chg_first,
		1347	DT_INT, call_data->chg_length,
		1348	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1349	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1350	DT_END));
		1351	}
		1352	else
		1353	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1354	DT_INT, call_data->caret,
		1355	DT_INT, call_data->chg_first,
		1356	DT_INT, call_data->chg_length,
		1357	DT_END));
		1358	}
		1359
		1360	#if 0
		1361	static void
		1362	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1363	{
		1364	((rxvt_term *)client_data)->make_current ();
		1365	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1366	DT_INT, call_data->position,
		1367	DT_INT, call_data->direction,
		1368	DT_INT, call_data->style,
		1369	DT_END));
		1370	}
		1371	#endif
		1372
		1373	#endif
1177		1374
1178	/*	1375	/*
1179	* Try to open a XIM with the current modifiers, then see if we can	1376	* Try to open a XIM with the current modifiers, then see if we can
1180	* open a suitable preedit type	1377	* open a suitable preedit type
1181	*/	1378	*/
1182	bool	1379	bool
1183	rxvt_term::IM_get_IC (const char *modifiers)	1380	rxvt_term::im_get_ic (const char *modifiers)
1184	{	1381	{
1185	int i, j, found;	1382	int i, j, found;
1186	XIM xim;	1383	XIM xim;
1187	XPoint spot;	1384	XPoint spot;
1188	XRectangle rect, status_rect, needed_rect;	1385	XRectangle rect, status_rect, needed_rect;
1189	unsigned long fg, bg;	1386	unsigned long fg, bg;
1190	const char *p;	1387	const char *p;
1191	char **s;	1388	char **s;
1192	XIMStyles *xim_styles;	1389	XIMStyles *xim_styles;
1193	XVaNestedList preedit_attr, status_attr;
1194		1390
		1391	set_environ (env);
		1392
1195	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1393	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1196	return false;	1394	return false;
1197		1395
1198	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199	input_method = display->get_xim (locale, modifiers);	1396	input_method = display->get_xim (locale, modifiers);
1200	if (input_method == NULL)	1397	if (input_method == NULL)
1201	return false;	1398	return false;
1202		1399
1203	xim = input_method->xim;	1400	xim = input_method->xim;
		1401	spot.x = spot.y = -1;
1204		1402
1205	xim_styles = NULL;	1403	xim_styles = NULL;
1206	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1404	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207	|| !xim_styles || !xim_styles->count_styles)	1405	|| !xim_styles || !xim_styles->count_styles)
1208	{	1406	{
1209	display->put_xim (input_method);	1407	im_destroy ();
1210	return false;	1408	return false;
1211	}	1409	}
1212		1410
1213	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1411	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1214	s = rxvt_splitcommastring (p);	1412
		1413	for (int pi = 0; pi < 2; pi++)
		1414	{
		1415	p = pet[pi];
		1416
		1417	if (!p)
		1418	continue;
		1419
		1420	s = rxvt_strsplit (',', p);
		1421
1215	for (i = found = 0; !found && s[i]; i++)	1422	for (i = found = 0; !found && s[i]; i++)
1216	{	1423	{
1217	if (!STRCMP (s[i], "OverTheSpot"))	1424	if (!strcmp (s[i], "OverTheSpot"))
1218	input_style = (XIMPreeditPosition | XIMStatusNothing);	1425	input_style = XIMPreeditPosition | XIMStatusNothing;
1219	else if (!STRCMP (s[i], "OffTheSpot"))	1426	else if (!strcmp (s[i], "OffTheSpot"))
1220	input_style = (XIMPreeditArea | XIMStatusArea);	1427	input_style = XIMPreeditArea | XIMStatusArea;
1221	else if (!STRCMP (s[i], "Root"))	1428	else if (!strcmp (s[i], "Root"))
1222	input_style = (XIMPreeditNothing | XIMStatusNothing);	1429	input_style = XIMPreeditNothing | XIMStatusNothing;
		1430	else if (!strcmp (s[i], "None"))
		1431	input_style = XIMPreeditNone | XIMStatusNone;
		1432	#ifdef ENABLE_XIM_ONTHESPOT
		1433	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1434	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1435	#endif
		1436	else
		1437	input_style = XIMPreeditNothing | XIMStatusNothing;
1223		1438
1224	for (j = 0; j < xim_styles->count_styles; j++)	1439	for (j = 0; j < xim_styles->count_styles; j++)
1225	if (input_style == xim_styles->supported_styles[j])	1440	if (input_style == xim_styles->supported_styles[j])
1226	{	1441	{
		1442	rxvt_free_strsplit (s);
		1443
1227	found = 1;	1444	found = 1;
1228	break;	1445	goto foundpet;
		1446	}
		1447
1229	}	1448	}
1230	}
1231		1449
1232	for (i = 0; s[i]; i++)	1450	rxvt_free_strsplit (s);
1233	free (s[i]);	1451	}
1234		1452
1235	free (s);	1453	foundpet:
		1454
1236	XFree (xim_styles);	1455	XFree (xim_styles);
1237		1456
1238	if (!found)	1457	if (!found)
1239	{	1458	{
1240	display->put_xim (input_method);	1459	im_destroy ();
1241	return false;	1460	return false;
1242	}	1461	}
1243		1462
1244	preedit_attr = status_attr = NULL;	1463	XFontSet fs = 0;
		1464	XVaNestedList preedit_attr = 0, status_attr = 0;
		1465
		1466	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1467	{
		1468	// fake us a font-set, please
		1469	char **missing_charset_list;
		1470	int missing_charset_count;
		1471	char *def_string;
		1472	char pat[512];
		1473
		1474	sprintf (pat,
		1475	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1476	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1477	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1478	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1479	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1480	"*",
		1481	fheight,
		1482	fheight + 1, fheight - 1,
		1483	fheight - 2, fheight + 2);
		1484
		1485	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1486	&missing_charset_list, &missing_charset_count, &def_string);
		1487
		1488	if (missing_charset_list)
		1489	XFreeStringList (missing_charset_list);
		1490
		1491	if (!fs)
		1492	{
		1493	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1494	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1495	}
		1496	}
1245		1497
1246	if (input_style & XIMPreeditPosition)	1498	if (input_style & XIMPreeditPosition)
1247	{	1499	{
1248	im_set_size (&rect);	1500	im_set_size (rect);
1249	im_set_position (&spot);	1501	im_set_position (spot);
1250	im_set_color (&fg, &bg);	1502	im_set_color (fg, bg);
1251		1503
1252	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1504	preedit_attr = XVaCreateNestedList (0,
		1505	XNForeground, fg,
		1506	XNBackground, bg,
		1507	XNArea, &rect,
1253	XNSpotLocation, &spot,	1508	XNSpotLocation, &spot,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, TermWin.fontset,	1509	XNFontSet, fs,
1256	NULL);	1510	NULL);
1257	}	1511	}
1258	else if (input_style & XIMPreeditArea)	1512	else if (input_style & XIMPreeditArea)
1259	{	1513	{
1260	im_set_color (&fg, &bg);	1514	im_set_color (fg, bg);
1261		1515
1262	/*	1516	/*
1263	* The necessary width of preedit area is unknown	1517	* The necessary width of preedit area is unknown
1264	* until create input context.	1518	* until create input context.
1265	*/	1519	*/
1266	needed_rect.width = 0;	1520	needed_rect.width = 0;
1267
1268	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1521	im_set_preedit_area (rect, status_rect, needed_rect);
1269		1522
1270	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1523	preedit_attr = XVaCreateNestedList (0,
		1524	XNForeground, fg,
1271	XNForeground, fg, XNBackground, bg,	1525	XNBackground, bg,
		1526	XNArea, &rect,
		1527	XNFontSet, fs,
		1528	NULL);
		1529	status_attr = XVaCreateNestedList (0,
		1530	XNForeground, fg,
		1531	XNBackground, bg,
		1532	XNArea, &status_rect,
1272	//XNFontSet, TermWin.fontset,	1533	XNFontSet, fs,
1273	NULL);	1534	NULL);
1274	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1535	}
1275	XNForeground, fg, XNBackground, bg,	1536	#if ENABLE_XIM_ONTHESPOT
1276	//XNFontSet, TermWin.fontset,	1537	else if (input_style & XIMPreeditCallbacks)
		1538	{
		1539	XIMCallback xcb[4];
		1540
		1541	im_set_position (spot);
		1542
		1543	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1544	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1545	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1546	# if 0
		1547	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1548	# endif
		1549
		1550	preedit_attr = XVaCreateNestedList (0,
		1551	XNSpotLocation, &spot,
		1552	XNPreeditStartCallback, &xcb[0],
		1553	XNPreeditDoneCallback , &xcb[1],
		1554	XNPreeditDrawCallback , &xcb[2],
		1555	# if 0
		1556	XNPreeditCaretCallback, &xcb[3],
		1557	# endif
1277	NULL);	1558	NULL);
1278	}	1559	}
		1560	#endif
1279		1561
1280	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1562	Input_Context = XCreateIC (xim,
		1563	XNInputStyle, input_style,
1281	XNClientWindow, TermWin.parent[0],	1564	XNClientWindow, vt,
1282	XNFocusWindow, TermWin.parent[0],	1565	XNFocusWindow, parent,
1283	preedit_attr ? XNPreeditAttributes : NULL,	1566	preedit_attr ? XNPreeditAttributes : NULL,
1284	preedit_attr,	1567	preedit_attr,
1285	status_attr ? XNStatusAttributes : NULL,	1568	status_attr ? XNStatusAttributes : NULL,
1286	status_attr, NULL);	1569	status_attr, NULL);
		1570
1287	if (preedit_attr) XFree (preedit_attr);	1571	if (preedit_attr) XFree (preedit_attr);
1288	if (status_attr) XFree (status_attr);	1572	if (status_attr) XFree (status_attr);
		1573	if (fs) XFreeFontSet (dpy, fs);
1289		1574
1290	if (Input_Context == NULL)	1575	if (Input_Context == NULL)
1291	{	1576	{
1292	rxvt_print_error ("failed to create input context");	1577	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293	display->put_xim (input_method);	1578	im_destroy ();
1294	return false;	1579	return false;
1295	}	1580	}
1296		1581
1297	if (input_style & XIMPreeditArea)	1582	#if 0
1298	IMSetStatusPosition ();	1583	// unfortunately, only the focus window is used by XIM, hard to fix
		1584	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1585	vt_select_input ();
		1586	#endif
1299		1587
1300	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1588	im_set_position ();
		1589
1301	return true;	1590	return true;
1302	}	1591	}
1303		1592
1304	void	1593	void
1305	rxvt_term::im_cb ()	1594	rxvt_term::im_cb ()
1306	{	1595	{
1307	int i, found, had_im;	1596	int i;
1308	const char *p;	1597	const char *p;
1309	char **s;	1598	char **s;
1310	char buf[IMBUFSIZ];	1599	char buf[IMBUFSIZ];
1311		1600
		1601	make_current ();
		1602
1312	im_destroy ();	1603	im_destroy ();
1313		1604
1314	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315	if (Input_Context)	1605	if (Input_Context)
1316	return;	1606	return;
1317		1607
1318	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1319	if (rs[Rs_imLocale])	1608	if (rs[Rs_imLocale])
1320	SET_LOCALE (rs[Rs_imLocale]);	1609	SET_LOCALE (rs[Rs_imLocale]);
1321	#endif
1322		1610
1323	p = rs[Rs_inputMethod];	1611	p = rs[Rs_inputMethod];
1324	if (p && *p)	1612	if (p && *p)
1325	{	1613	{
1326	bool found = false;	1614	bool found = false;
1327		1615
1328	s = rxvt_splitcommastring (p);	1616	s = rxvt_strsplit (',', p);
		1617
1329	for (i = 0; s[i]; i++)	1618	for (i = 0; s[i]; i++)
1330	{	1619	{
1331	if (*s[i])	1620	if (*s[i])
1332	{	1621	{
1333	STRCPY (buf, "@im=");	1622	strcpy (buf, "@im=");
1334	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1623	strncat (buf, s[i], IMBUFSIZ - 5);
1335	if (IM_get_IC (buf))	1624	if (im_get_ic (buf))
1336	{	1625	{
1337	found = true;	1626	found = true;
1338	break;	1627	break;
1339	}	1628	}
1340	}	1629	}
1341	}	1630	}
1342	for (i = 0; s[i]; i++)	1631
1343	free (s[i]);	1632	rxvt_free_strsplit (s);
1344	free (s);
1345		1633
1346	if (found)	1634	if (found)
1347	goto done;	1635	goto done;
1348	}	1636	}
1349		1637
1350	/* try with XMODIFIERS env. var. */	1638	/* try with XMODIFIERS env. var. */
1351	if (IM_get_IC (""))	1639	if (im_get_ic (""))
1352	goto done;	1640	goto done;
1353		1641
1354	/* try with no modifiers base IF the user didn't specify an IM */	1642	/* try with no modifiers base IF the user didn't specify an IM */
1355	if (IM_get_IC ("@im=none"))	1643	if (im_get_ic ("@im=none"))
1356	goto done;	1644	goto done;
1357		1645
1358	done:	1646	done:
1359	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1360	if (rs[Rs_imLocale])	1647	if (rs[Rs_imLocale])
1361	SET_LOCALE (locale);	1648	SET_LOCALE (locale);
1362	#endif
1363	}	1649	}
1364		1650
1365	void	1651	void
1366	rxvt_term::IMSetStatusPosition ()	1652	rxvt_term::im_set_position ()
1367	{	1653	{
1368	XRectangle preedit_rect, status_rect, *needed_rect;	1654	XRectangle preedit_rect, status_rect, *needed_rect;
1369	XVaNestedList preedit_attr, status_attr;	1655	XVaNestedList preedit_attr, status_attr;
1370		1656
1371	if (Input_Context == NULL	1657	if (!Input_Context
1372	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1658	|| !focus
		1659	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1373	|| !IMisRunning ())	1660	|| !im_is_running ())
1374	return;	1661	return;
1375		1662
		1663	if (input_style & XIMPreeditPosition)
		1664	{
		1665	im_set_size (preedit_rect);
		1666	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1667
		1668	XSetICValues (Input_Context,
		1669	XNPreeditAttributes, preedit_attr, NULL);
		1670	}
		1671	else
		1672	{
1376	/* Getting the necessary width of preedit area */	1673	/* Getting the necessary width of preedit area */
1377	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1674	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1675	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379	XFree (status_attr);	1676	XFree (status_attr);
1380		1677
1381	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1678	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1679	XFree (needed_rect);
1382		1680
1383	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1681	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1682	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385		1683
1386	XSetICValues (Input_Context,	1684	XSetICValues (Input_Context,
1387	XNPreeditAttributes, preedit_attr,	1685	XNPreeditAttributes, preedit_attr,
1388	XNStatusAttributes, status_attr, NULL);	1686	XNStatusAttributes, status_attr,
		1687	NULL);
1389		1688
		1689	XFree (status_attr);
		1690	}
		1691
1390	XFree (preedit_attr);	1692	XFree (preedit_attr);
1391	XFree (status_attr);
1392	}	1693	}
1393	#endif /* USE_XIM */	1694	#endif /* USE_XIM */
1394		1695
1395	/*----------------------------------------------------------------------*/	1696	void
1396	rxvt_t rxvt_current_term;	1697	rxvt_term::get_window_origin (int &x, int &y)
		1698	{
		1699	Window cr;
		1700	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1701	}
1397		1702
1398	/*----------------------- end-of-file (C source) -----------------------*/	1703	/*----------------------- end-of-file (C source) -----------------------*/

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