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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.18 by pcg, Fri Dec 19 06:17:03 2003 UTC vs.
Revision 1.403 by root, Thu Jun 17 00:49:20 2021 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.18 2003/12/19 06:17:03 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) 2003-2014 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	: destroy_ev (this, &rxvt_term::destroy_cb),	158	{
78	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		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),
80	#endif	180	#endif
81	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
83	#endif	183	#endif
84	x_ev (this, &rxvt_term::x_cb),	184	#ifndef NO_BELL
85	check_ev (this, &rxvt_term::check_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
86	incr_ev (this, &rxvt_term::incr_cb),	186	#endif
87	pty_ev (this, &rxvt_term::pty_cb)	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
88	{	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		191	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193
89	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;
90	}	213	}
91		214
92	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
93	{	216	{
		217	termlist.erase (find (termlist.begin (), termlist.end(), this));
		218
		219	emergency_cleanup ();
		220
		221	#if ENABLE_STYLES
		222	for (int i = RS_styleCount; --i; )
		223	if (fontset[i] != fontset[0])
		224	delete fontset[i];
		225	#endif
		226	delete fontset[0];
		227
		228	#if HAVE_IMG
		229	delete bg_img;
		230	#endif
		231
		232	if (display)
		233	{
		234	selection_clear ();
		235	selection_clear (true);
		236
		237	#if USE_XIM
		238	im_destroy ();
		239	#endif
		240	scrollBar.destroy ();
		241
		242	if (gc)
		243	XFreeGC (dpy, gc);
		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 */
		264	displays.put (display);
		265	}
		266
94	scr_release ();	267	scr_release ();
95		268
		269	/* clear all resources */
		270	for (int i = 0; i < allocated.size (); i++)
		271	free (allocated [i]);
		272
		273	free (selection.text);
		274	free (selection.clip_text);
96	free (locale);	275	free (locale);
97	free (codeset);	276	free (v_buffer);
98		277
99	#ifndef NO_SETOWNER_TTYDEV	278	delete selection_req;
100	rxvt_privileged_ttydev (this, RESTORE);
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		279
113	if (cmd_fd >= 0)	280	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
114	close (cmd_fd);	281	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
115		282
116	if (Xfd >= 0)	283	delete [] env;
117	XCloseDisplay (Xdisplay);
118		284
119	delete PixColors;	285	delete envv;
		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 ();
120	}	308	}
121		309
122	void	310	void
123	rxvt_term::destroy ()	311	rxvt_term::destroy ()
124	{	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
		322	if (display)
		323	{
		324	#if USE_XIM
		325	im_ev.stop (display);
		326	#endif
		327	scrollbar_ev.stop (display);
		328	#if ENABLE_PERL
		329	rootwin_ev.stop (display);
		330	#endif
		331	termwin_ev.stop (display);
		332	vt_ev.stop (display);
		333	}
		334
125	check_ev.stop ();	335	flush_ev.stop ();
126	pty_ev.stop ();	336	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
		338	cursor_blink_ev.stop ();
		339	#endif
		340	#ifdef TEXT_BLINK
129	blink_ev.stop ();	341	text_blink_ev.stop ();
		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 ();
130	#endif	348	#endif
131	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	350	pointer_ev.stop ();
133	#endif	351	#endif
134		352
135	destroy_ev.start (0);	353	destroy_ev.start ();
136	}	354	}
137		355
138	void	356	void
139	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
140	{	358	{
141	SET_R (this);	359	make_current ();
142		360
143	delete this;	361	delete this;
144	}	362	}
145		363
146	/*----------------------------------------------------------------------*/	364	void
147	/* rxvt_init() */	365	rxvt_term::set_option (uint8_t opt, bool set) noexcept
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{	366	{
152	SET_R (new rxvt_term);	367	if (!opt)
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;	368	return;
162	}
163		369
164	/* EXTPROTO */	370	uint8_t mask = 1 << (opt & 7);
165	void	371	uint8_t &val = options [opt >> 3];
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175		372
176	struct sigaction sa;	373	val = val & ~mask | (set ? mask : 0);
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	init_secondary ();
208
209	const char **cmd_argv = init_resources (argc, argv);
210
211	set_locale ("");
212
213	#if (MENUBAR_MAX)
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	create_windows (argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	resize_scrollbar (); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}
266
267	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */
270	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/
273	/* ARGSUSED */
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{
278	int pid, save_errno = errno;
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280	;
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();
321	}
322
323	return 0;
324	}	374	}
325		375
326	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
327	/*	377	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* TODO: if debugging, this should free up any known resources if we can
330	*/	379	*/
331	/* EXTPROTO */	380	static XErrorHandler old_xerror_handler;
332	void
333	rxvt_clean_exit ()
334	{
335	dR;
336		381
337	R->destroy ();	382	static void
338	}	383	rxvt_emergency_cleanup ()
339
340	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */
344	void *
345	rxvt_malloc(size_t size)
346	{	384	{
347	void *p;	385	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		386	(*t)->emergency_cleanup ();
		387	}
348		388
349	p = malloc(size);	389	#if !ENABLE_MINIMAL
350	if (p)	390	static void ecb_cold
351	return p;	391	print_x_error (Display *dpy, XErrorEvent *event)
		392	{
		393	char buffer[BUFSIZ];
		394	char mesg[BUFSIZ];
		395	char number[32];
352		396
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	397	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
354	rxvt_clean_exit();	398
		399	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		400	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		401
		402	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		403	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		404	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		405
		406	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		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	}
		458	else
		459	{
		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
		504	return 0;
		505	}
		506
		507	int ecb_cold
		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 ();
355	exit(EXIT_FAILURE);	513	_exit (EXIT_FAILURE);
356	/* NOTREACHED */
357	}	514	}
358		515
359	/* EXTPROTO */	516	static struct sig_handlers
360	void *
361	rxvt_calloc(size_t number, size_t size)
362	{	517	{
363	void *p;	518	ev::sig sw_term, sw_int;
364		519
365	p = calloc(number, size);	520	/*
366	if (p)	521	* Catch a fatal signal and tidy up before quitting
367	return p;	522	*/
		523	void sig_term (ev::sig &w, int revents);
368		524
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	525	sig_handlers ()
370	rxvt_clean_exit();	526	{
371	exit(EXIT_FAILURE);	527	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
372	/* NOTREACHED */	528	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
373	}	529	}
		530	} sig_handlers;
374		531
375	/* EXTPROTO */
376	void *
377	rxvt_realloc(void *ptr, size_t size)
378	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);
383	else
384	p = malloc(size);
385	if (p)
386	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}
393
394	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void	532	void
400	rxvt_privileges(pR_ int mode)	533	sig_handlers::sig_term (ev::sig &w, int revents)
401	{	534	{
402	#if ! defined(__CYGWIN32__)	535	rxvt_emergency_cleanup ();
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	536	w.stop ();
404	/* setreuid() is the poor man's setuid(), seteuid() */	537	kill (getpid (), w.signum);
405	# define seteuid(a) setreuid(-1, (a))	538	}
406	# define setegid(a) setregid(-1, (a))	539
407	# define HAVE_SETEUID	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;
408	# endif	562	# endif
409	# ifdef HAVE_SETEUID	563	# ifdef VREPRINT
410	switch (mode) {	564	tio->c_cc[VREPRINT] = CRPRNT;
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	R->euid = geteuid();
421	R->egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(R->euid);
425	setegid(R->egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif	565	# endif
440	#endif	566	# ifdef VDISCRD
441	}	567	tio->c_cc[VDISCRD] = CFLUSH;
442
443	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void
446	rxvt_privileged_utmp(pR_ char action)
447	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')
453	return;
454
455	rxvt_privileges(aR_ RESTORE);
456	if (action == SAVE) {
457	R->next_utmp_action = RESTORE;
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459	} else { /* action == RESTORE */
460	R->next_utmp_action = IGNORE;
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif	568	# endif
489	{	569	# ifdef VWERSE
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	570	tio->c_cc[VWERSE] = CWERASE;
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif	571	# endif
495	}	572	# ifdef VLNEXT
496	} else { /* action == RESTORE */	573	tio->c_cc[VLNEXT] = CLNEXT;
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif	574	# endif
506	}	575	# ifdef VSTATUS
507		576	tio->c_cc[VSTATUS] = CSTATUS;
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif	577	# endif
518	}	578
		579	# if VMIN != VEOF
		580	tio->c_cc[VMIN] = 1;
519	#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	g_type_init ();
		640	#endif
		641	}
520		642
521	/*----------------------------------------------------------------------*/	643	/*----------------------------------------------------------------------*/
522	/*	644	/*
523	* window size/position calculcations for XSizeHint and other storage.	645	* window size/position calculations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	646	* if width/height are non-zero then override calculated width/height
525	*/	647	*/
526	void	648	void
527	rxvt_term::window_calc (unsigned int width, unsigned int height)	649	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528	{	650	{
529	short recalc_x, recalc_y;	651	short recalc_x, recalc_y;
530	int x, y, sb_w, mb_h, flags;	652	int x, y, flags;
531	unsigned int w, h;	653	unsigned int w, h;
532	unsigned int max_width, max_height;	654	unsigned int max_width, max_height;
533		655
534	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535	TermWin.ncol, TermWin.nrow, szHint.width,
536	szHint.height));
537	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	656	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538	szHint.win_gravity = NorthWestGravity;	657	szHint.win_gravity = NorthWestGravity;
539	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	658	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540		659
541	recalc_x = recalc_y = 0;	660	recalc_x = recalc_y = 0;
542	flags = 0;	661	flags = 0;
		662
543	if (!parsed_geometry) {	663	if (!parsed_geometry)
		664	{
544	parsed_geometry = 1;	665	parsed_geometry = 1;
		666
545	if (rs[Rs_geometry])	667	if (rs[Rs_geometry])
546	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	668	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		669
547	if (flags & WidthValue) {	670	if (flags & WidthValue)
548	TermWin.ncol = BOUND_POSITIVE_INT16(w);	671	{
		672	if (!w)
		673	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		674
		675	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
549	szHint.flags |= USSize;	676	szHint.flags |= USSize;
550	}	677	}
		678
551	if (flags & HeightValue) {	679	if (flags & HeightValue)
552	TermWin.nrow = BOUND_POSITIVE_INT16(h);	680	{
		681	if (!h)
		682	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		683
		684	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
553	szHint.flags |= USSize;	685	szHint.flags |= USSize;
554	}	686	}
		687
555	if (flags & XValue) {	688	if (flags & XValue)
		689	{
556	szHint.x = x;	690	szHint.x = x;
557	szHint.flags |= USPosition;	691	szHint.flags |= USPosition;
		692
558	if (flags & XNegative) {	693	if (flags & XNegative)
		694	{
559	recalc_x = 1;	695	recalc_x = 1;
560	szHint.win_gravity = NorthEastGravity;	696	szHint.win_gravity = NorthEastGravity;
561	}	697	}
562	}	698	}
		699
563	if (flags & YValue) {	700	if (flags & YValue)
		701	{
564	szHint.y = y;	702	szHint.y = y;
565	szHint.flags |= USPosition;	703	szHint.flags |= USPosition;
		704
566	if (flags & YNegative) {	705	if (flags & YNegative)
		706	{
567	recalc_y = 1;	707	recalc_y = 1;
		708
568	if (szHint.win_gravity == NorthEastGravity)	709	if (szHint.win_gravity == NorthEastGravity)
569	szHint.win_gravity = SouthEastGravity;	710	szHint.win_gravity = SouthEastGravity;
570	else	711	else
571	szHint.win_gravity = SouthWestGravity;	712	szHint.win_gravity = SouthWestGravity;
572	}	713	}
573	}	714	}
574	}	715	}
		716
575	/* TODO: BOUNDS */	717	/* TODO: BOUNDS */
576	TermWin.width = TermWin.ncol * TermWin.fwidth;	718	width = ncol * fwidth;
577	TermWin.height = TermWin.nrow * TermWin.fheight;	719	height = nrow * fheight;
578	max_width = MAX_COLS * TermWin.fwidth;	720	max_width = MAX_COLS * fwidth;
579	max_height = MAX_ROWS * TermWin.fheight;	721	max_height = MAX_ROWS * fheight;
580		722
581	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	723	szHint.base_width = szHint.base_height = 2 * int_bwidth;
582		724
583	sb_w = mb_h = 0;
584	window_vt_x = window_vt_y = 0;	725	window_vt_x = window_vt_y = int_bwidth;
585	if (scrollbar_visible (this)) {	726
		727	if (scrollBar.state)
		728	{
586	sb_w = scrollbar_TotalWidth();	729	int sb_w = scrollBar.total_width ();
587	szHint.base_width += sb_w;	730	szHint.base_width += sb_w;
		731
588	if (!(Options & Opt_scrollBar_right))	732	if (!option (Opt_scrollBar_right))
589	window_vt_x = sb_w;	733	window_vt_x += sb_w;
590	}	734	}
591	if (menubar_visible (this)) {	735
592	mb_h = menuBar_TotalHeight();
593	szHint.base_height += mb_h;
594	window_vt_y = mb_h;
595	}
596	szHint.width_inc = TermWin.fwidth;	736	szHint.width_inc = fwidth;
597	szHint.height_inc = TermWin.fheight;	737	szHint.height_inc = fheight;
598	szHint.min_width = szHint.base_width + szHint.width_inc;	738	szHint.min_width = szHint.base_width + szHint.width_inc;
599	szHint.min_height = szHint.base_height + szHint.height_inc;	739	szHint.min_height = szHint.base_height + szHint.height_inc;
600		740
601	if (width && width - szHint.base_width < max_width) {	741	if (newwidth && newwidth - szHint.base_width < max_width)
		742	{
602	szHint.width = width;	743	szHint.width = newwidth;
603	TermWin.width = width - szHint.base_width;	744	width = newwidth - szHint.base_width;
604	} else {	745	}
605	MIN_IT(TermWin.width, max_width);	746	else
		747	{
		748	min_it (width, max_width);
606	szHint.width = szHint.base_width + TermWin.width;	749	szHint.width = szHint.base_width + width;
607	}	750	}
		751
608	if (height && height - szHint.base_height < max_height) {	752	if (newheight && newheight - szHint.base_height < max_height)
		753	{
609	szHint.height = height;	754	szHint.height = newheight;
610	TermWin.height = height - szHint.base_height;	755	height = newheight - szHint.base_height;
611	} else {	756	}
		757	else
		758	{
612	MIN_IT(TermWin.height, max_height);	759	min_it (height, max_height);
613	szHint.height = szHint.base_height + TermWin.height;	760	szHint.height = szHint.base_height + height;
614	}	761	}
615	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))
616	window_sb_x = szHint.width - sb_w;
617		762
618	if (recalc_x)	763	if (recalc_x)
619	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	764	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
620	- szHint.width - 2 * TermWin.ext_bwidth);	765
621	if (recalc_y)	766	if (recalc_y)
622	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	767	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
623	- szHint.height - 2 * TermWin.ext_bwidth);
624		768
625	TermWin.ncol = TermWin.width / TermWin.fwidth;	769	ncol = width / fwidth;
626	TermWin.nrow = TermWin.height / TermWin.fheight;	770	nrow = height / fheight;
627	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	771
628	TermWin.ncol, TermWin.nrow, szHint.width,	772	// When the size of the vt window is not a multiple of the cell
629	szHint.height));	773	// size, i.e., when the wm does not honour our size hints, there are
630	return;	774	// extra areas not covered by the terminal screen. Such gaps, when a
		775	// bg pixmap is set, would have to be cleared manually to properly
		776	// refresh the background. We take the simpler route and shrink the
		777	// vt window so as to avoid creating gaps.
		778	vt_width = ncol * fwidth;
		779	vt_height = nrow * fheight;
631	}	780	}
632		781
633	/*----------------------------------------------------------------------*/	782	/*----------------------------------------------------------------------*/
634	/*	783	/*
635	* Tell the teletype handler what size the window is.	784	* Tell the teletype handler what size the window is.
636	* Called after a window size change.	785	* Called after a window size change.
637	*/	786	*/
638	void	787	void
639	rxvt_term::tt_winch ()	788	rxvt_term::tt_winch ()
640	{	789	{
641	struct winsize ws;	790	if (pty->pty < 0)
642
643	if (cmd_fd < 0)
644	return;	791	return;
645		792
		793	struct winsize ws;
		794
646	ws.ws_col = TermWin.ncol;	795	ws.ws_col = ncol;
647	ws.ws_row = TermWin.nrow;	796	ws.ws_row = nrow;
648	ws.ws_xpixel = ws.ws_ypixel = 0;	797	ws.ws_xpixel = vt_width;
649	#ifndef DEBUG_SIZE	798	ws.ws_ypixel = vt_height;
650	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	799	ioctl (pty->pty, TIOCSWINSZ, &ws);
		800
		801	#if 0
		802	// TIOCSWINSZ is supposed to do this automatically and correctly
		803	if (cmd_pid) /* force through to the command */
		804	kill (-cmd_pid, SIGWINCH);
		805	#endif
		806	}
		807
		808	/*----------------------------------------------------------------------*/
		809	/* load and set the various fonts */
		810	bool
		811	rxvt_term::set_fonts ()
		812	{
		813	rxvt_fontset *fs = new rxvt_fontset (this);
		814	rxvt_fontprop prop;
		815
		816	if (!fs
		817	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		818	|| !fs->realize_font (1))
		819	{
		820	delete fs;
		821	return false;
		822	}
		823
		824	#if ENABLE_STYLES
		825	for (int i = RS_styleCount; --i; )
		826	if (fontset[i] != fontset[0])
		827	delete fontset[i];
		828	#endif
		829
		830	delete fontset[0];
		831	fontset[0] = fs;
		832
		833	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		834	prop.width = max (prop.width + letterSpace, 1);
		835
		836	fs->set_prop (prop, false);
		837
		838	fwidth = prop.width;
		839	fheight = prop.height + lineSpace;
		840	fbase = prop.ascent;
		841
		842	for (int style = 1; style < 4; style++)
		843	{
		844	#if ENABLE_STYLES
		845	const char *res = rs[Rs_font + style];
		846
		847	if (res && !*res)
		848	fontset[style] = fontset[0];
		849	else
		850	{
		851	fontset[style] = fs = new rxvt_fontset (this);
		852	rxvt_fontprop prop2 = prop;
		853
		854	if (res)
		855	{
		856	fs->populate (res);
		857	fs->set_prop (prop2, false);
		858	}
		859	else
		860	{
		861	fs->populate (fontset[0]->fontdesc);
		862
		863	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		864	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		865
		866	fs->set_prop (prop2, true);
		867	}
		868
		869	}
651	#else	870	#else
652	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	871	fontset[style] = fontset[0];
653	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
654	# ifdef SIGWINCH
655	else if (cmd_pid) /* force through to the command */
656	kill (cmd_pid, SIGWINCH);
657	# endif	872	#endif
658	#endif	873	}
659	}
660		874
661	/*----------------------------------------------------------------------*/	875	if (parent)
662	/* rxvt_change_font() - Switch to a new font */	876	{
663	/*	877	resize_all_windows (0, 0, 0);
664	* init = 1 - initialize	878	scr_remap_chars ();
665	*	879	scr_touch (true);
666	* fontname == FONT_UP - switch to bigger font	880	}
667	* fontname == FONT_DN - switch to smaller font
668	*/
669	/* EXTPROTO */
670	void
671	rxvt_change_font(pR_ int init, const char *fontname)
672	{
673	}
674		881
675	/* INTPROTO */	882	return true;
		883	}
		884
676	void	885	void
677	rxvt_font_up_down(pR_ int n, int direction)	886	rxvt_term::set_string_property (Atom prop, const char *str, int len)
678	{	887	{
		888	XChangeProperty (dpy, parent,
		889	prop, XA_STRING, 8, PropModeReplace,
		890	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		891	}
		892
		893	void
		894	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		895	{
		896	XTextProperty ct;
		897
		898	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		899	{
		900	XSetTextProperty (dpy, parent, &ct, prop);
		901	XFree (ct.value);
		902	}
		903	}
		904
		905	void
		906	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		907	{
		908	wchar_t *ws = rxvt_mbstowcs (str, len);
		909	char *s = rxvt_wcstoutf8 (ws);
		910
		911	XChangeProperty (dpy, parent,
		912	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		913	(const unsigned char *)s, strlen (s));
		914
		915	free (s);
		916	free (ws);
679	}	917	}
680		918
681	/*----------------------------------------------------------------------*/	919	/*----------------------------------------------------------------------*/
682	/*----------------------------------------------------------------------*/	920	/*----------------------------------------------------------------------*/
683	/* xterm sequences - title, iconName, color (exptl) */	921	/* xterm sequences - title, iconName, color (exptl) */
684	/* EXTPROTO */
685	void	922	void
686	rxvt_set_title(pR_ const char *str)	923	rxvt_term::set_title (const char *str)
687	{	924	{
688	#ifndef SMART_WINDOW_TITLE	925	set_mbstring_property (XA_WM_NAME, str);
689	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	926	#if ENABLE_EWMH
690	#else	927	set_utf8_property (xa[XA_NET_WM_NAME], str);
691	char *name;
692
693	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif	928	#endif
700	}	929	}
701		930
702	/* EXTPROTO */
703	void	931	void
704	rxvt_set_iconName(pR_ const char *str)	932	rxvt_term::set_icon_name (const char *str)
705	{	933	{
706	#ifndef SMART_WINDOW_TITLE	934	set_mbstring_property (XA_WM_ICON_NAME, str);
707	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	935	#if ENABLE_EWMH
708	#else	936	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
709	char *name;
710
711	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif	937	#endif
718	}	938	}
719		939
		940	void
		941	rxvt_term::set_window_color (int idx, const char *color)
		942	{
720	#ifdef XTERM_COLOR_CHANGE	943	#ifdef XTERM_COLOR_CHANGE
721	/* EXTPROTO */
722	void
723	rxvt_set_window_color(pR_ int idx, const char *color)
724	{
725	rxvt_color xcol;
726	int i;
727
728	if (color == NULL || *color == '\0')	944	if (color == NULL || *color == '\0')
729	return;	945	return;
730		946
		947	color = strdup (color);
		948	allocated.push_back ((void *)color);
		949	rs[Rs_color + idx] = color;
		950
731	/* handle color aliases */	951	/* handle color aliases */
732	if (isdigit(*color)) {	952	if (isdigit (*color))
		953	{
733	i = atoi(color);	954	int i = atoi (color);
734	if (i >= 8 && i <= 15) { /* bright colors */	955
735	i -= 8;	956	if (i >= 8 && i <= 15)
736	# ifndef NO_BRIGHTCOLOR	957	{
737	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	958	/* bright colors */
738	SET_PIXCOLOR(R, idx);	959	alias_color (idx, minBrightCOLOR + i - 8);
739	goto Done;	960	goto done;
740	# endif
741	}	961	}
742	if (i >= 0 && i <= 7) { /* normal colors */	962
743	R->PixColors[idx] = R->PixColors[minCOLOR + i];	963	if (i >= 0 && i <= 7)
744	SET_PIXCOLOR(R, idx);	964	{
		965	/* normal colors */
		966	alias_color (idx, minCOLOR + i);
745	goto Done;	967	goto done;
746	}	968	}
747	}	969	}
748	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749	return;
750	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751		970
752	/*	971	pix_colors_focused[idx].free (this);
753	* FIXME: should free colors here, but no idea how to do it so instead,	972	set_color (pix_colors_focused[idx], color);
754	* so just keep gobbling up the colormap
755	*/
756	# if 0
757	for (i = Color_Black; i <= Color_White; i++)
758	if (R->PixColors[idx] == R->PixColors[i])
759	break;
760	if (i > Color_White) {
761	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763	DisplayPlanes(R->Xdisplay, Xscreen));
764	}
765	# endif
766		973
767	R->PixColors[idx] = xcol;	974	done:
768	SET_PIXCOLOR(R, idx);
769
770	/* XSetWindowAttributes attr; */
771	/* Cursor cursor; */
772	Done:
773	if (idx == Color_bg && !(R->Options & Opt_transparent))
774	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775	R->PixColors[Color_bg]);
776
777	/* handle Color_BD, scrollbar background, etc. */	975	/*TODO: handle Color_BD, scrollbar background, etc. */
778		976
779	rxvt_set_colorfgbg (aR);	977	update_fade_color (idx);
780	R->recolour_cursor ();	978	recolor_cursor ();
781	/* the only reasonable way to enforce a clean update */	979	scr_recolor ();
782	rxvt_scr_poweron (aR);	980	#endif /* XTERM_COLOR_CHANGE */
783	}	981	}
784		982
785	#else
786	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
787	#endif /* XTERM_COLOR_CHANGE */
788
789	void	983	void
790	rxvt_term::recolour_cursor ()	984	rxvt_term::recolor_cursor ()
791	{	985	{
792	#if TODO	986	XColor fg, bg;
793	rxvt_color xcol[2];
794		987
795	xcol[0] = PixColors[Color_pointer];	988	(ISSET_PIXCOLOR (Color_pointer_fg)
796	xcol[1] = PixColors[Color_bg];	989	? pix_colors_focused[Color_pointer_fg]
797	XQueryColors (Xdisplay, XCMAP, xcol, 2);	990	: pix_colors_focused[Color_fg]).get (fg);
		991
		992	(ISSET_PIXCOLOR (Color_pointer_bg)
		993	? pix_colors_focused[Color_pointer_bg]
		994	: pix_colors_focused[Color_bg]).get (bg);
		995
798	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	996	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
799	#endif
800	}	997	}
801		998
802	/*----------------------------------------------------------------------*/	999	/*----------------------------------------------------------------------*/
803	/*	1000	/*
804	* find if fg/bg matches any of the normal (low-intensity) colors	1001	* find if fg/bg matches any of the normal (low-intensity) colors
805	*/	1002	*/
806	/* INTPROTO */	1003	char *
807	void
808	rxvt_set_colorfgbg(pR)	1004	rxvt_term::get_colorfgbg ()
809	{	1005	{
810	unsigned int i;	1006	unsigned int i;
811	const char *xpmb = "\0";	1007	const char *xpmb = "";
812	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1008	char fstr[] = "default";
		1009	char bstr[] = "default";
		1010	char *env_colorfgbg;
813		1011
814	R->env_colorfgbg =
815	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
816	STRCPY(fstr, "default");
817	STRCPY(bstr, "default");
818	for (i = Color_Black; i <= Color_White; i++)	1012	for (i = Color_Black; i <= Color_White; i++)
819	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1013	if (pix_colors[Color_fg] == pix_colors[i])
		1014	{
820	sprintf(fstr, "%d", (i - Color_Black));	1015	sprintf (fstr, "%d", i - Color_Black);
821	break;	1016	break;
822	}	1017	}
		1018
823	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
824	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1020	if (pix_colors[Color_bg] == pix_colors[i])
		1021	{
825	sprintf(bstr, "%d", (i - Color_Black));	1022	sprintf (bstr, "%d", i - Color_Black);
826	#ifdef XPM_BACKGROUND	1023	#if HAVE_IMG
827	xpmb = "default;";	1024	xpmb = "default;";
828	#endif	1025	#endif
829	break;	1026	break;
830	}	1027	}
		1028
		1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
831	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1030	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832	putenv(R->env_colorfgbg);	1031	return env_colorfgbg;
833
834	#ifndef NO_BRIGHTCOLOR
835	R->colorfgbg = DEFAULT_RSTYLE;
836	for (i = minCOLOR; i <= maxCOLOR; i++) {
837	if (R->PixColors[Color_fg] == R->PixColors[i])
838	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839	if (R->PixColors[Color_bg] == R->PixColors[i])
840	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841	}
842	#endif
843	}	1032	}
844		1033
845	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
846	/*
847	* Colour determination for low colour displays, routine from
848	* Hans de Goede <hans@highrise.nl>
849	*/
850		1035
851	/* EXTPROTO */	1036	bool
852	int	1037	rxvt_term::set_color (rxvt_color &color, const char *name)
853	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
854	{	1038	{
855	screen_in_out->set(aR_ colour);	1039	if (color.set (this, name))
856
857	if (!screen_in_out->set(aR_ colour)) {
858	rxvt_print_error("can't allocate colour: %s", colour);
859	return false;
860	}
861
862	return true;	1040	return true;
		1041
		1042	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1043	return false;
863	}	1044	}
		1045
		1046	void
		1047	rxvt_term::alias_color (int dst, int src)
		1048	{
		1049	pix_colors[dst].free (this);
		1050	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
		1051	}
		1052
		1053	#ifdef SMART_RESIZE
		1054	static unsigned int
		1055	get_parent_bw (Display *dpy, Window w)
		1056	{
		1057	int idummy;
		1058	unsigned int udummy;
		1059	Window wdummy, parent;
		1060	Window *children;
		1061	unsigned int nchildren, border_width;
		1062
		1063	XQueryTree (dpy, w, &wdummy, &parent, &children, &nchildren);
		1064	XFree (children);
		1065	XGetGeometry (dpy, parent, &wdummy, &idummy, &idummy,
		1066	&udummy, &udummy, &border_width, &udummy);
		1067
		1068	return border_width;
		1069	}
		1070	#endif
864		1071
865	/* -------------------------------------------------------------------- *	1072	/* -------------------------------------------------------------------- *
866	* - WINDOW RESIZING - *	1073	* - WINDOW RESIZING - *
867	* -------------------------------------------------------------------- */	1074	* -------------------------------------------------------------------- */
868	void	1075	void
869	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1076	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870	{	1077	{
871	int fix_screen;	1078	int fix_screen;
		1079	int old_width = szHint.width;
		1080	int old_height = szHint.height;
872		1081
873	#ifdef SMART_RESIZE
874	int old_width = szHint.width, old_height = szHint.height;
875	#endif
876
877	window_calc (width, height);	1082	window_calc (newwidth, newheight);
		1083
		1084	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1085
		1086	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1087	if (set_hint)
		1088	{
		1089	szHint.flags &= ~(PBaseSize | PResizeInc);
878	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1090	XSetWMNormalHints (dpy, parent, &szHint);
		1091	szHint.flags |= PBaseSize | PResizeInc;
		1092	}
		1093
879	if (!ignoreparent)	1094	if (!ignoreparent)
880	{	1095	{
881	#ifdef SMART_RESIZE	1096	#ifdef SMART_RESIZE
882	/*	1097	/*
883	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1098	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
886	int x, y, x1, y1;	1101	int x, y, x1, y1;
887	int dx, dy;	1102	int dx, dy;
888	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1103	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889	Window unused_cr;	1104	Window unused_cr;
890		1105
891	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1106	XTranslateCoordinates (dpy, parent, display->root,
892	0, 0, &x, &y, &unused_cr);	1107	0, 0, &x, &y, &unused_cr);
893	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1108	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
894	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1109	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
895	/*	1110	/*
896	* if Xroot isn't the parent window, a WM will probably have offset	1111	* if display->root isn't the parent window, a WM will probably have offset
897	* our position for handles and decorations. Counter it	1112	* our position for handles and decorations. Counter it
898	*/	1113	*/
899	if (x1 != x || y1 != y) {	1114	if (x1 != x || y1 != y)
900	x -= x1;	1115	{
901	y -= y1;	1116	unsigned int border_width = get_parent_bw (dpy, parent);
		1117
		1118	x -= x1 + border_width;
		1119	y -= y1 + border_width;
902	}	1120	}
903		1121
904	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1122	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
905	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1123	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
906	dx = old_width - szHint.width;	1124	dx = old_width - szHint.width;
907	dy = old_height - szHint.height;	1125	dy = old_height - szHint.height;
908		1126
909	/* Check position of the center of the window */	1127	/* Check position of the center of the window */
910	if (x < x1) /* left half */	1128	if (x < x1) /* left half */
911	dx = 0;	1129	dx = 0;
912	else if (x == x1) /* exact center */	1130	else if (x == x1) /* exact center */
913	dx /= 2;	1131	dx /= 2;
914	if (y < y1) /* top half */	1132	if (y < y1) /* top half */
915	dy = 0;	1133	dy = 0;
916	else if (y == y1) /* exact center */	1134	else if (y == y1) /* exact center */
917	dy /= 2;	1135	dy /= 2;
918		1136
919	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1137	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
920	szHint.width, szHint.height);	1138	szHint.width, szHint.height);
921	#else	1139	#else
922	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1140	XResizeWindow (dpy, parent, szHint.width, szHint.height);
923	szHint.height);
924	#endif	1141	#endif
925	}	1142	}
926		1143
927	fix_screen = (TermWin.ncol != prev_ncol	1144	if (set_hint)
928	|| TermWin.nrow != prev_nrow);	1145	XSetWMNormalHints (dpy, parent, &szHint);
929		1146
		1147	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1148
930	if (fix_screen || width != old_width || height != old_height)	1149	if (fix_screen || newwidth != old_width || newheight != old_height)
931	{	1150	{
932	if (scrollbar_visible (this))	1151	if (scrollBar.state)
933	{	1152	scrollBar.resize ();
934	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
935	0, scrollbar_TotalWidth (), szHint.height);
936	resize_scrollbar ();
937	}
938		1153
939	if (menubar_visible (this))	1154	XMoveResizeWindow (dpy, vt,
940	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1155	window_vt_x, window_vt_y,
941	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1156	vt_width, vt_height);
942		1157
943	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1158	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
944	window_vt_y, TermWin_TotalWidth (),
945	TermWin_TotalHeight ());
946	#ifdef RXVT_GRAPHICS
947	if (old_height)
948	rxvt_Gr_Resize (this, old_width - szHint.base_width,
949	old_height - szHint.base_height);
950	#endif
951	scr_clear ();
952	#ifdef XPM_BACKGROUND
953	rxvt_resize_pixmap (this);
954	#endif
955	}	1159	}
956		1160
957	if (fix_screen || old_height == 0)	1161	if (fix_screen || old_height == 0)
958	{
959	int curr_screen = -1;
960	uint16_t old_ncol = prev_ncol;
961
962	/* scr_reset only works on the primary screen */
963	if (old_height) /* this is not the first time through */
964	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
965
966	scr_reset();	1162	scr_reset ();
967		1163
968	if (curr_screen >= 0) /* this is not the first time through */
969	{
970	rxvt_scr_change_screen (this, curr_screen);
971	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
972	}
973	}
974
975	old_width = szHint.width;
976	old_height = szHint.height;
977
978	#ifdef USE_XIM	1164	#if USE_XIM
979	rxvt_IMSetStatusPosition (this);	1165	im_set_position ();
980	#endif	1166	#endif
981	}	1167	}
982		1168
983	/*	1169	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1170	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1171	* good for toggling 80/132 columns
986	*/	1172	*/
987	/* EXTPROTO */
988	void	1173	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1174	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
990	{	1175	{
991	XWindowAttributes wattr;	1176	XWindowAttributes wattr;
992		1177
993	if (width == 0 || height == 0) {	1178	if (newwidth == 0 || newheight == 0)
		1179	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1180	XGetWindowAttributes (dpy, display->root, &wattr);
		1181
995	if (width == 0)	1182	if (newwidth == 0)
996	width = wattr.width - R->szHint.base_width;	1183	newwidth = wattr.width - szHint.base_width;
997	if (height == 0)	1184	if (newheight == 0)
998	height = wattr.height - R->szHint.base_height;	1185	newheight = wattr.height - szHint.base_height;
		1186	}
		1187
		1188	if (newwidth != vt_width || newheight != vt_height)
999	}	1189	{
1000	if (width != R->TermWin.width || height != R->TermWin.height) {
1001	width += R->szHint.base_width;	1190	newwidth += szHint.base_width;
1002	height += R->szHint.base_height;	1191	newheight += szHint.base_height;
1003	R->resize_all_windows (width, height, 0);	1192	resize_all_windows (newwidth, newheight, 0);
1004	}	1193	}
1005	}	1194	}
1006		1195
1007	/* -------------------------------------------------------------------- *	1196	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1197	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1198	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1199	#if USE_XIM
1011	void
1012	rxvt_term::set_size (XRectangle *size)
1013	{
1014	size->x = TermWin.int_bwidth;
1015	size->y = TermWin.int_bwidth;
1016	size->width = Width2Pixel(TermWin.ncol);
1017	size->height = Height2Pixel(TermWin.nrow);
1018	}
1019		1200
1020	void	1201	void
1021	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1202	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1022	{	1203	{
1023	*fg = PixColors[Color_fg];	1204	fg = pix_colors [Color_fg];
1024	*bg = PixColors[Color_bg];	1205	bg = pix_colors [Color_bg];
		1206	}
		1207
		1208	void
		1209	rxvt_term::im_set_size (XRectangle &size)
		1210	{
		1211	// the int_bwidth terms make no sense to me
		1212	size.x = int_bwidth;
		1213	size.y = int_bwidth;
		1214	size.width = Width2Pixel (ncol) + int_bwidth;
		1215	size.height = Height2Pixel (nrow) + int_bwidth;
		1216	}
		1217
		1218	void
		1219	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1220	XRectangle &status_rect,
		1221	const XRectangle &needed_rect)
		1222	{
		1223	preedit_rect.x = needed_rect.width;
		1224	preedit_rect.y = 0;
		1225	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1226	preedit_rect.height = fheight;
		1227
		1228	status_rect.x = 0;
		1229	status_rect.y = 0;
		1230	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1231	status_rect.height = fheight;
1025	}	1232	}
1026		1233
1027	/* Checking whether input method is running. */	1234	/* Checking whether input method is running. */
1028	/* INTPROTO */
1029	Bool	1235	bool
1030	rxvt_IMisRunning(pR)	1236	rxvt_term::im_is_running ()
1031	{	1237	{
1032	char *p;	1238	Atom atom;
1033	Atom atom;	1239	Window win;
1034	Window win;
1035	char server[IMBUFSIZ];	1240	char server[IMBUFSIZ];
1036		1241
1037	/* get current locale modifier */	1242	/* get current locale modifier */
1038	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1243	if (char *p = XSetLocaleModifiers (0))
		1244	{
1039	STRCPY(server, "@server=");	1245	strcpy (server, "@server=");
1040	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1246	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1247
1041	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1248	if (p = strchr (server + 1, '@')) /* first one only */
1042	*p = '\0';	1249	*p = '\0';
1043		1250
1044	atom = XInternAtom(R->Xdisplay, server, False);	1251	atom = XInternAtom (dpy, server, False);
1045	win = XGetSelectionOwner(R->Xdisplay, atom);	1252	win = XGetSelectionOwner (dpy, atom);
		1253
1046	if (win != None)	1254	if (win != None)
1047	return True;	1255	return true;
1048	}	1256	}
		1257
1049	return False;	1258	return false;
1050	}	1259	}
1051		1260
1052	/* EXTPROTO */
1053	void	1261	void
1054	rxvt_IMSendSpot(pR)	1262	rxvt_term::im_send_spot ()
1055	{	1263	{
1056	XPoint spot;	1264	XPoint nspot;
1057	XVaNestedList preedit_attr;	1265	XVaNestedList preedit_attr;
1058		1266
1059	if (R->Input_Context == NULL	1267	if (!Input_Context
1060	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1268	|| !focus
1061	|| !(R->event_type == KeyPress	1269	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1062	|| R->event_type == Expose
1063	|| R->event_type == NoExpose
1064	|| R->event_type == SelectionNotify
1065	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1066	|| !rxvt_IMisRunning(aR))
1067	return;	1270	return;
1068		1271
1069	R->set_position (&spot);	1272	im_set_position (nspot);
1070		1273
		1274	if (nspot.x == spot.x && nspot.y == spot.y)
		1275	return;
		1276
		1277	spot = nspot;
		1278
1071	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1279	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1072	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1280	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1073	XFree(preedit_attr);	1281	XFree (preedit_attr);
1074	}	1282	}
1075		1283
1076	void	1284	void
1077	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1285	rxvt_term::im_destroy ()
1078	XRectangle * needed_rect)
1079	{	1286	{
1080	int mbh, vtx = 0;	1287	if (input_method)
		1288	{
		1289	if (Input_Context && input_method->xim)
		1290	XDestroyIC (Input_Context);
1081		1291
1082	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1292	display->put_xim (input_method);
1083	vtx = scrollbar_TotalWidth();	1293	input_method = 0;
		1294	}
1084		1295
1085	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1086	mbh -= TermWin.lineSpace;
1087
1088	preedit_rect->x = needed_rect->width + vtx;
1089	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1090
1091	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1092	preedit_rect->height = Height2Pixel(1);
1093
1094	status_rect->x = vtx;
1095	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1096
1097	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1098	status_rect->height = Height2Pixel(1);
1099	}
1100
1101	/* ARGSUSED */
1102	/* INTPROTO */
1103	void
1104	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1105	__attribute__ ((unused)), XPointer call_data
1106	__attribute__ ((unused)))
1107	{
1108	dR;
1109
1110	R->Input_Context = NULL;	1296	Input_Context = 0;
1111	/* To avoid Segmentation Fault in C locale: Solaris only? */
1112	if (STRCMP(R->locale, "C"))
1113	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1114	rxvt_IMInstantiateCallback, NULL);
1115	}	1297	}
		1298
		1299	#ifdef ENABLE_XIM_ONTHESPOT
		1300
		1301	static void
		1302	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1303	{
		1304	((rxvt_term *)client_data)->make_current ();
		1305	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1306	}
		1307
		1308	static void
		1309	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1310	{
		1311	((rxvt_term *)client_data)->make_current ();
		1312	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1313	}
		1314
		1315	static void
		1316	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1317	{
		1318	rxvt_term *term = (rxvt_term *)client_data;
		1319	XIMText *text = call_data->text;
		1320
		1321	term->make_current ();
		1322
		1323	if (text)
		1324	{
		1325	wchar_t *str;
		1326
		1327	if (!text->encoding_is_wchar && text->string.multi_byte)
		1328	{
		1329	// of course, X makes it ugly again
		1330	if (term->rs[Rs_imLocale])
		1331	SET_LOCALE (term->rs[Rs_imLocale]);
		1332
		1333	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1334	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1335
		1336	if (term->rs[Rs_imLocale])
		1337	SET_LOCALE (term->locale);
		1338	}
		1339	else
		1340	str = text->string.wide_char;
		1341
		1342	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1343	DT_INT, call_data->caret,
		1344	DT_INT, call_data->chg_first,
		1345	DT_INT, call_data->chg_length,
		1346	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1347	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1348	DT_END));
		1349	}
		1350	else
		1351	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1352	DT_INT, call_data->caret,
		1353	DT_INT, call_data->chg_first,
		1354	DT_INT, call_data->chg_length,
		1355	DT_END));
		1356	}
		1357
		1358	#if 0
		1359	static void
		1360	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1361	{
		1362	((rxvt_term *)client_data)->make_current ();
		1363	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1364	DT_INT, call_data->position,
		1365	DT_INT, call_data->direction,
		1366	DT_INT, call_data->style,
		1367	DT_END));
		1368	}
		1369	#endif
		1370
		1371	#endif
1116		1372
1117	/*	1373	/*
1118	* Try to open a XIM with the current modifiers, then see if we can	1374	* Try to open a XIM with the current modifiers, then see if we can
1119	* open a suitable preedit type	1375	* open a suitable preedit type
1120	*/	1376	*/
1121	static Bool	1377	bool
1122	rxvt_IM_get_IC (pR)	1378	rxvt_term::im_get_ic (const char *modifiers)
1123	{	1379	{
1124	int i, j, found;	1380	int i, j, found;
1125	XIM xim;	1381	XIM xim;
1126	XPoint spot;	1382	XPoint spot;
1127	XRectangle rect, status_rect, needed_rect;	1383	XRectangle rect, status_rect, needed_rect;
1128	unsigned long fg, bg;	1384	unsigned long fg, bg;
1129	const char *p;	1385	const char *p;
1130	char **s;	1386	char **s;
1131	XIMStyles *xim_styles;	1387	XIMStyles *xim_styles;
1132	XVaNestedList preedit_attr, status_attr;
1133	XIMCallback ximcallback;
1134		1388
1135	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1389	set_environ (env);
1136	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1390
1137	if (xim == NULL)	1391	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1138	return False;	1392	return false;
1139		1393
		1394	input_method = display->get_xim (locale, modifiers);
		1395	if (input_method == NULL)
		1396	return false;
		1397
		1398	xim = input_method->xim;
		1399	spot.x = spot.y = -1;
		1400
1140	xim_styles = NULL;	1401	xim_styles = NULL;
1141	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1402	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1142	|| !xim_styles || !xim_styles->count_styles) {	1403	|| !xim_styles || !xim_styles->count_styles)
1143	XCloseIM(xim);	1404	{
		1405	im_destroy ();
1144	return False;	1406	return false;
		1407	}
		1408
		1409	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1410
		1411	for (int pi = 0; pi < 2; pi++)
1145	}	1412	{
		1413	p = pet[pi];
1146		1414
1147	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1415	if (!p)
1148	: "OverTheSpot,OffTheSpot,Root";	1416	continue;
1149	s = rxvt_splitcommastring(p);	1417
		1418	s = rxvt_strsplit (',', p);
		1419
1150	for (i = found = 0; !found && s[i]; i++) {	1420	for (i = found = 0; !found && s[i]; i++)
		1421	{
1151	if (!STRCMP(s[i], "OverTheSpot"))	1422	if (!strcmp (s[i], "OverTheSpot"))
1152	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1423	input_style = XIMPreeditPosition | XIMStatusNothing;
1153	else if (!STRCMP(s[i], "OffTheSpot"))	1424	else if (!strcmp (s[i], "OffTheSpot"))
1154	R->input_style = (XIMPreeditArea | XIMStatusArea);	1425	input_style = XIMPreeditArea | XIMStatusArea;
1155	else if (!STRCMP(s[i], "Root"))	1426	else if (!strcmp (s[i], "Root"))
1156	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1427	input_style = XIMPreeditNothing | XIMStatusNothing;
		1428	else if (!strcmp (s[i], "None"))
		1429	input_style = XIMPreeditNone | XIMStatusNone;
		1430	#ifdef ENABLE_XIM_ONTHESPOT
		1431	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1432	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1433	#endif
		1434	else
		1435	input_style = XIMPreeditNothing | XIMStatusNothing;
1157		1436
1158	for (j = 0; j < xim_styles->count_styles; j++)	1437	for (j = 0; j < xim_styles->count_styles; j++)
1159	if (R->input_style == xim_styles->supported_styles[j]) {	1438	if (input_style == xim_styles->supported_styles[j])
		1439	{
		1440	rxvt_free_strsplit (s);
		1441
1160	found = 1;	1442	found = 1;
1161	break;	1443	goto foundpet;
1162	}	1444	}
		1445
		1446	}
		1447
		1448	rxvt_free_strsplit (s);
1163	}	1449	}
1164	for (i = 0; s[i]; i++)	1450
1165	free(s[i]);	1451	foundpet:
1166	free(s);	1452
1167	XFree(xim_styles);	1453	XFree (xim_styles);
1168		1454
1169	if (!found) {	1455	if (!found)
1170	XCloseIM(xim);	1456	{
		1457	im_destroy ();
1171	return False;	1458	return false;
		1459	}
		1460
		1461	XFontSet fs = 0;
		1462	XVaNestedList preedit_attr = 0, status_attr = 0;
		1463
		1464	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1172	}	1465	{
		1466	// fake us a font-set, please
		1467	char **missing_charset_list;
		1468	int missing_charset_count;
		1469	char *def_string;
		1470	char pat[512];
1173		1471
1174	ximcallback.callback = rxvt_IMDestroyCallback;	1472	sprintf (pat,
		1473	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1474	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1475	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1476	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1477	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1478	"*",
		1479	fheight,
		1480	fheight + 1, fheight - 1,
		1481	fheight - 2, fheight + 2);
1175		1482
1176	/* XXX: not sure why we need this (as well as IC one below) */	1483	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1177	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1484	&missing_charset_list, &missing_charset_count, &def_string);
1178		1485
1179	preedit_attr = status_attr = NULL;	1486	if (missing_charset_list)
		1487	XFreeStringList (missing_charset_list);
1180		1488
		1489	if (!fs)
		1490	{
		1491	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1492	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1493	}
		1494	}
		1495
1181	if (R->input_style & XIMPreeditPosition) {	1496	if (input_style & XIMPreeditPosition)
		1497	{
1182	R->set_size (&rect);	1498	im_set_size (rect);
1183	R->set_position (&spot);	1499	im_set_position (spot);
1184	R->set_color (&fg, &bg);	1500	im_set_color (fg, bg);
1185		1501
1186	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1502	preedit_attr = XVaCreateNestedList (0,
		1503	XNForeground, fg,
		1504	XNBackground, bg,
		1505	XNArea, &rect,
1187	XNSpotLocation, &spot,	1506	XNSpotLocation, &spot,
1188	XNForeground, fg, XNBackground, bg,
1189	//XNFontSet, R->TermWin.fontset,	1507	XNFontSet, fs,
1190	NULL);
1191	} else if (R->input_style & XIMPreeditArea) {
1192	R->set_color (&fg, &bg);
1193
1194	/*
1195	* The necessary width of preedit area is unknown
1196	* until create input context.
1197	*/
1198	needed_rect.width = 0;
1199
1200	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1201
1202	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1203	XNForeground, fg, XNBackground, bg,
1204	//XNFontSet, R->TermWin.fontset,
1205	NULL);
1206	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1207	XNForeground, fg, XNBackground, bg,
1208	//XNFontSet, R->TermWin.fontset,
1209	NULL);	1508	NULL);
1210	}	1509	}
1211	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1510	else if (input_style & XIMPreeditArea)
		1511	{
		1512	im_set_color (fg, bg);
		1513
		1514	/*
		1515	* The necessary width of preedit area is unknown
		1516	* until create input context.
		1517	*/
		1518	needed_rect.width = 0;
		1519	im_set_preedit_area (rect, status_rect, needed_rect);
		1520
		1521	preedit_attr = XVaCreateNestedList (0,
		1522	XNForeground, fg,
		1523	XNBackground, bg,
		1524	XNArea, &rect,
		1525	XNFontSet, fs,
		1526	NULL);
		1527	status_attr = XVaCreateNestedList (0,
		1528	XNForeground, fg,
		1529	XNBackground, bg,
		1530	XNArea, &status_rect,
		1531	XNFontSet, fs,
		1532	NULL);
		1533	}
		1534	#if ENABLE_XIM_ONTHESPOT
		1535	else if (input_style & XIMPreeditCallbacks)
		1536	{
		1537	XIMCallback xcb[4];
		1538
		1539	im_set_position (spot);
		1540
		1541	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1542	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1543	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1544	# if 0
		1545	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1546	# endif
		1547
		1548	preedit_attr = XVaCreateNestedList (0,
		1549	XNSpotLocation, &spot,
		1550	XNPreeditStartCallback, &xcb[0],
		1551	XNPreeditDoneCallback , &xcb[1],
		1552	XNPreeditDrawCallback , &xcb[2],
		1553	# if 0
		1554	XNPreeditCaretCallback, &xcb[3],
		1555	# endif
		1556	NULL);
		1557	}
		1558	#endif
		1559
		1560	Input_Context = XCreateIC (xim,
		1561	XNInputStyle, input_style,
1212	XNClientWindow, R->TermWin.parent[0],	1562	XNClientWindow, vt,
1213	XNFocusWindow, R->TermWin.parent[0],	1563	XNFocusWindow, parent,
1214	XNDestroyCallback, &ximcallback,
1215	preedit_attr ? XNPreeditAttributes : NULL,	1564	preedit_attr ? XNPreeditAttributes : NULL,
1216	preedit_attr,	1565	preedit_attr,
1217	status_attr ? XNStatusAttributes : NULL,	1566	status_attr ? XNStatusAttributes : NULL,
1218	status_attr, NULL);	1567	status_attr, NULL);
1219	if (preedit_attr)	1568
1220	XFree(preedit_attr);	1569	if (preedit_attr) XFree (preedit_attr);
1221	if (status_attr)	1570	if (status_attr) XFree (status_attr);
1222	XFree(status_attr);	1571	if (fs) XFreeFontSet (dpy, fs);
		1572
1223	if (R->Input_Context == NULL) {	1573	if (Input_Context == NULL)
1224	rxvt_print_error("failed to create input context");	1574	{
1225	XCloseIM(xim);	1575	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1576	im_destroy ();
1226	return False;	1577	return false;
1227	}	1578	}
1228	if (R->input_style & XIMPreeditArea)	1579
1229	rxvt_IMSetStatusPosition(aR);	1580	#if 0
1230	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1581	// unfortunately, only the focus window is used by XIM, hard to fix
		1582	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1583	vt_select_input ();
		1584	#endif
		1585
		1586	im_set_position ();
		1587
1231	return True;	1588	return true;
1232	}	1589	}
1233		1590
1234	/*
1235	* X manual pages and include files don't match on some systems:
1236	* some think this is an XIDProc and others an XIMProc so we can't
1237	* use the first argument - need to update this to be nice for
1238	* both types via some sort of configure detection
1239	*/
1240	/* ARGSUSED */
1241	/* EXTPROTO */
1242	void	1591	void
1243	rxvt_IMInstantiateCallback(Display * unused	1592	rxvt_term::im_cb ()
1244	__attribute__ ((unused)), XPointer client_data
1245	__attribute__ ((unused)), XPointer call_data
1246	__attribute__ ((unused)))
1247	{	1593	{
1248	dR;	1594	int i;
1249	int i, found, had_im;
1250	const char *p;	1595	const char *p;
1251	char **s;	1596	char **s;
1252	char buf[IMBUFSIZ];	1597	char buf[IMBUFSIZ];
1253		1598
1254	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1599	make_current ();
		1600
		1601	im_destroy ();
		1602
1255	if (R->Input_Context)	1603	if (Input_Context)
1256	return;	1604	return;
1257		1605
1258	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1259	if (R->rs[Rs_imLocale])	1606	if (rs[Rs_imLocale])
1260	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1607	SET_LOCALE (rs[Rs_imLocale]);
1261	#endif
1262		1608
1263	p = R->rs[Rs_inputMethod];	1609	p = rs[Rs_inputMethod];
1264	if (p && *p)	1610	if (p && *p)
1265	{	1611	{
1266	bool found = false;	1612	bool found = false;
1267		1613
1268	s = rxvt_splitcommastring (p);	1614	s = rxvt_strsplit (',', p);
		1615
1269	for (i = 0; s[i]; i++)	1616	for (i = 0; s[i]; i++)
1270	{	1617	{
1271	if (*s[i])	1618	if (*s[i])
1272	{	1619	{
1273	STRCPY (buf, "@im=");	1620	strcpy (buf, "@im=");
1274	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1621	strncat (buf, s[i], IMBUFSIZ - 5);
1275	if ((p = XSetLocaleModifiers (buf)) && *p	1622	if (im_get_ic (buf))
1276	&& rxvt_IM_get_IC (aR))
1277	{	1623	{
1278	found = true;	1624	found = true;
1279	break;	1625	break;
1280	}	1626	}
1281	}	1627	}
1282	}	1628	}
1283	for (i = 0; s[i]; i++)	1629
1284	free(s[i]);	1630	rxvt_free_strsplit (s);
1285	free(s);
1286		1631
1287	if (found)	1632	if (found)
1288	goto done;	1633	goto done;
1289	}	1634	}
1290		1635
1291	/* try with XMODIFIERS env. var. */	1636	/* try with XMODIFIERS env. var. */
1292	if ((p = XSetLocaleModifiers ("")) && *p	1637	if (im_get_ic (""))
1293	&& rxvt_IM_get_IC (aR))
1294	goto done;	1638	goto done;
1295		1639
1296	/* try with no modifiers base IF the user didn't specify an IM */	1640	/* try with no modifiers base IF the user didn't specify an IM */
1297	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1641	if (im_get_ic ("@im=none"))
1298	&& rxvt_IM_get_IC (aR) == True)
1299	goto done;	1642	goto done;
1300		1643
1301	done:	1644	done:
1302	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1303	if (R->rs[Rs_imLocale])	1645	if (rs[Rs_imLocale])
1304	setlocale (LC_CTYPE, R->locale);	1646	SET_LOCALE (locale);
1305	#endif
1306	}	1647	}
1307		1648
1308	/* EXTPROTO */
1309	void	1649	void
1310	rxvt_IMSetStatusPosition(pR)	1650	rxvt_term::im_set_position ()
1311	{	1651	{
1312	XRectangle preedit_rect, status_rect, *needed_rect;	1652	XRectangle preedit_rect, status_rect, *needed_rect;
1313	XVaNestedList preedit_attr, status_attr;	1653	XVaNestedList preedit_attr, status_attr;
1314		1654
1315	if (R->Input_Context == NULL	1655	if (!Input_Context
1316	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1656	|| !focus
1317	|| !rxvt_IMisRunning(aR))	1657	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1658	|| !im_is_running ())
1318	return;	1659	return;
1319		1660
		1661	if (input_style & XIMPreeditPosition)
		1662	{
		1663	im_set_size (preedit_rect);
		1664	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1665
		1666	XSetICValues (Input_Context,
		1667	XNPreeditAttributes, preedit_attr, NULL);
		1668	}
		1669	else
		1670	{
1320	/* Getting the necessary width of preedit area */	1671	/* Getting the necessary width of preedit area */
1321	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1672	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1322	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1673	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1323	XFree(status_attr);	1674	XFree (status_attr);
1324		1675
1325	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1676	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1677	XFree (needed_rect);
1326		1678
1327	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1679	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1328	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1680	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1329		1681
1330	XSetICValues(R->Input_Context,	1682	XSetICValues (Input_Context,
1331	XNPreeditAttributes, preedit_attr,	1683	XNPreeditAttributes, preedit_attr,
1332	XNStatusAttributes, status_attr, NULL);	1684	XNStatusAttributes, status_attr,
		1685	NULL);
1333		1686
		1687	XFree (status_attr);
		1688	}
		1689
1334	XFree(preedit_attr);	1690	XFree (preedit_attr);
1335	XFree(status_attr);
1336	}	1691	}
1337	#endif /* USE_XIM */	1692	#endif /* USE_XIM */
1338		1693
1339	/*----------------------------------------------------------------------*/	1694	void
1340	rxvt_t rxvt_current_term;	1695	rxvt_term::get_window_origin (int &x, int &y)
		1696	{
		1697	Window cr;
		1698	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1699	}
1341		1700
1342	/*----------------------- end-of-file (C source) -----------------------*/	1701	/*----------------------- end-of-file (C source) -----------------------*/

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