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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.395 by root, Sat Dec 13 11:58:23 2014 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) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
16	*	17	*
17	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
18	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 3 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
21	*	22	*
22	* This program is distributed in the hope that it will be useful,	23	* This program is distributed in the hope that it will be useful,
23	* but WITHOUT ANY WARRANTY; without even the implied warranty of	24	* but WITHOUT ANY WARRANTY; without even the implied warranty of
24	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <assert.h>
36	#include <signal.h>	42	#include <signal.h>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	43	#include <string.h>
40	#endif
41		44
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	45	#include <termios.h>
44	#endif
45		46
46	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
47		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
48	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
49		61
50	void	62	bool
51	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
52	{	64	{
53	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
54	{	66
55	STRNCPY (curlocale, locale, 128);	67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
57	}	75	return true;
58	}	76	}
59		77
60	void *	78	void
61	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
62	{	80	{
63	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
64		84
65	MEMSET (p, 0, s);	85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
		91	#if ENABLE_COMBINING
		92	class rxvt_composite_vec rxvt_composite;
		93
		94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		95	{
		96	compose_char *cc;
		97
		98	// break compose chains, as stupid readline really likes to duplicate
		99	// composing characters for some reason, near the end of a line.
		100	cc = (*this)[c1];
		101	while (cc)
		102	{
		103	if (cc->c2 == c2) return c1;
		104	cc = (*this)[cc->c1];
		105	}
		106
		107	// check to see whether this combination already exists otherwise
		108	for (cc = v.begin (); cc < v.end (); cc++)
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111
		112	// allocate a new combination
		113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		114	{
		115	static int seen;
		116
		117	if (!seen++)
		118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		119
		120	return REPLACEMENT_CHAR;
		121	}
		122
		123	v.push_back (compose_char (c1, c2));
		124
		125	return v.size () - 1 + COMPOSE_LO;
		126	}
		127
		128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		129	{
		130	compose_char *cc = (*this)[c];
		131
		132	if (!cc)
		133	{
		134	if (r) *r = c;
		135	return 1;
		136	}
		137
		138	int len = expand (cc->c1, r);
		139
		140	if (r) r += len;
		141
		142	if (cc->c2 != NOCHAR)
		143	{
		144	len++;
		145	if (r) *r++ = cc->c2;
		146	}
		147
66	return p;	148	return len;
67	}
68		149
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	150	}
		151	#endif
74		152
75	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
76	:	154	{
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif	157	#endif
86	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88	#endif	160	#endif
89	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91	#endif	179	#endif
92	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94	#endif	182	#endif
95	check_ev (this, &rxvt_term::check_cb),	183	#ifndef NO_BELL
96	destroy_ev (this, &rxvt_term::destroy_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),
99	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)
101	#endif	185	#endif
102	{	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
104	}	212	}
105		213
106	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
107	{	215	{
108	if (cmd_fd >= 0)	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
109	close (cmd_fd);	217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
		225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238	selection_clear (true);
		239
		240	#if USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244
		245	if (gc)
		246	XFreeGC (dpy, gc);
		247
		248	delete drawable;
		249
		250	// destroy all windows
		251	if (parent)
		252	XDestroyWindow (dpy, parent);
		253
		254	for (int i = 0; i < TOTAL_COLORS; i++)
		255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
		258	#if OFF_FOCUS_FADING
		259	if (rs[Rs_fade])
		260	pix_colors_unfocused [i].free (this);
		261	#endif
		262	}
		263
		264	clear ();
		265
		266	display->flush (); /* ideally .put should do this */
		267	displays.put (display);
		268	}
110		269
111	scr_release ();	270	scr_release ();
112		271
		272	/* clear all resources */
		273	for (int i = 0; i < allocated.size (); i++)
		274	free (allocated [i]);
		275
		276	free (selection.text);
		277	free (selection.clip_text);
113	free (locale);	278	free (locale);
114	free (codeset);	279	free (v_buffer);
115		280
116	#ifndef NO_SETOWNER_TTYDEV	281	delete selection_req;
117	privileged_ttydev (RESTORE);
118	#endif
119	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);
121	#endif
122		282
123	// TODO: free pixcolours, colours should become part of rxvt_display	283	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		284	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
124		285
125	delete PixColors;	286	delete env;
126		287
127	displays.put (display);	288	delete envv;
		289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297
		298	SET_R ((rxvt_term *)0);
		299	}
		300
		301	// child has exited, usually destroys
		302	void
		303	rxvt_term::child_cb (ev::child &w, int status)
		304	{
		305	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		306
		307	cmd_pid = 0;
		308
		309	if (!option (Opt_hold))
		310	destroy ();
128	}	311	}
129		312
130	void	313	void
131	rxvt_term::destroy ()	314	rxvt_term::destroy ()
132	{	315	{
		316	if (destroy_ev.is_active ())
		317	return;
		318
		319	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
133	if (display)	325	if (display)
134	{	326	{
135	if (TermWin.parent[0])	327	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	328	im_ev.stop (display);
137		329	#endif
		330	scrollbar_ev.stop (display);
		331	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		332	rootwin_ev.stop (display);
		333	#endif
138	termwin_ev.stop (display);	334	termwin_ev.stop (display);
139	vt_ev.stop (display);	335	vt_ev.stop (display);
140
141	#ifdef USE_XIM
142	im_destroy ();
143	im_ev.stop (display);
144	#endif
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev.stop (display);
147	#endif
148	#ifdef MENUBAR
149	menubar_ev.stop (display);
150	#endif
151	}	336	}
152		337
153	check_ev.stop ();	338	flush_ev.stop ();
154	pty_ev.stop ();	339	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	340	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	341	cursor_blink_ev.stop ();
157	#endif	342	#endif
158	#ifdef TEXT_BLINK	343	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	344	text_blink_ev.stop ();
160	#endif	345	#endif
		346	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		347	cont_scroll_ev.stop ();
		348	#endif
		349	#ifdef SELECTION_SCROLLING
		350	sel_scroll_ev.stop ();
		351	#endif
161	#ifdef POINTER_BLANK	352	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	353	pointer_ev.stop ();
163	#endif	354	#endif
164		355
165	destroy_ev.start (0);	356	destroy_ev.start ();
166	}	357	}
167		358
168	void	359	void
169	rxvt_term::destroy_cb (time_watcher &w)	360	rxvt_term::destroy_cb (ev::idle &w, int revents)
170	{	361	{
171	SET_R (this);	362	make_current ();
172		363
173	delete this;	364	delete this;
174	}	365	}
175		366
176	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */
178	/* LIBPROTO */
179	rxvt_t
180	rxvt_init (int argc, const char *const *argv)
181	{
182	SET_R (new rxvt_term);
183
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185	{
186	delete GET_R;
187	SET_R (0);
188	}
189
190	return GET_R;
191	}
192
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195	void	367	void
196	rxvt_init_signals ()	368	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
197	{	369	{
198	/* install exit handler for cleanup */	370	if (!opt)
199	#if 0
200	#ifdef HAVE_ATEXIT
201	atexit(rxvt_clean_exit);
202	#else
203	#endif
204	#endif
205
206	struct sigaction sa;
207
208	sigfillset (&sa.sa_mask);
209	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
218	/* signal (SIGURG, SIG_DFL); */
219
220	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222	}
223
224	bool
225	rxvt_term::init (int argc, const char *const *argv)
226	{
227	/*
228	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems
233	*/
234	privileges (SAVE);
235	privileges (IGNORE);
236
237	init_secondary ();
238
239	const char **cmd_argv = init_resources (argc, argv);
240
241	set_locale ("");
242
243	#if (MENUBAR_MAX)
244	menubar_read (rs[Rs_menu]);
245	#endif
246	#ifdef HAVE_SCROLLBARS
247	if (Options & Opt_scrollBar)
248	scrollBar.setIdle (); /* set existence for size calculations */
249	#endif
250
251	create_windows (argc, argv);
252
253	init_xlocale ();
254
255	scr_reset (); /* initialize screen */
256	#ifdef RXVT_GRAPHICS
257	Gr_reset (); /* reset graphics */
258	#endif
259
260	#if 0
261	#ifdef DEBUG_X
262	XSynchronize(display->display, True);
263	#endif
264	#endif
265
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	resize_scrollbar (); /* create and map scrollbar */
269	#endif
270	#if (MENUBAR_MAX)
271	if (menubar_visible(r))
272	XMapWindow (display->display, menuBar.win);
273	#endif
274	#ifdef TRANSPARENT
275	if (Options & Opt_transparent)
276	{
277	XSelectInput (display->display, display->root, PropertyChangeMask);
278	check_our_parents ();
279	}
280	#endif
281
282	rootwin_ev.start (display, display->root);
283
284	XMapWindow (display->display, TermWin.vt);
285	XMapWindow (display->display, TermWin.parent[0]);
286
287	init_env ();
288	init_command (cmd_argv);
289
290	pty_ev.start (cmd_fd, EVENT_READ);
291
292	check_ev.start ();
293
294	return true;
295	}
296
297	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */
300	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/
303	/* ARGSUSED */
304	/* EXTPROTO */
305	RETSIGTYPE
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{
308	int pid, save_errno = errno;
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310	;
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)
315	exit (EXIT_SUCCESS);
316	#endif
317	}
318
319	/*
320	* Catch a fatal signal and tidy up before quitting
321	*/
322	/* EXTPROTO */
323	RETSIGTYPE
324	rxvt_Exit_signal(int sig)
325	{
326	signal (sig, SIG_DFL);
327	#ifdef DEBUG_CMD
328	rxvt_print_error ("signal %d", sig);
329	#endif
330	rxvt_clean_exit();
331	kill (getpid (), sig);
332	}
333
334	/* INTPROTO */
335	int
336	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{
338	if (GET_R->allowedxerror == -1)
339	GET_R->allowedxerror = event->error_code;
340	else
341	{
342	old_xerror_handler (display, event);
343	GET_R->destroy ();
344	}
345
346	return 0;	371	return;
		372
		373	uint8_t mask = 1 << (opt & 7);
		374	uint8_t &val = options [opt >> 3];
		375
		376	val = val & ~mask | (set ? mask : 0);
347	}	377	}
348		378
349	/*----------------------------------------------------------------------*/	379	/*----------------------------------------------------------------------*/
350	/*	380	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes	381	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* TODO: if debugging, this should free up any known resources if we can
353	*/	382	*/
354	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
355	void
356	rxvt_clean_exit ()
357	{
358	// TODO: rxvtd should clean up all ressources
359	if (GET_R)
360	GET_R->destroy ();
361	}
362		384
363	/* ------------------------------------------------------------------------- *	385	static void
364	* MEMORY ALLOCATION WRAPPERS *	386	rxvt_emergency_cleanup ()
365	* ------------------------------------------------------------------------- */
366	/* EXTPROTO */
367	void *
368	rxvt_malloc(size_t size)
369	{	387	{
370	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
371		389	(*t)->emergency_cleanup ();
372	p = malloc(size);
373	if (p)
374	return p;
375
376	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377	rxvt_clean_exit();
378	exit(EXIT_FAILURE);
379	/* NOTREACHED */
380	}	390	}
381		391
382	/* EXTPROTO */	392	#if !ENABLE_MINIMAL
383	void *	393	static void ecb_cold
384	rxvt_calloc(size_t number, size_t size)	394	print_x_error (Display *dpy, XErrorEvent *event)
385	{	395	{
386	void *p;	396	char buffer[BUFSIZ];
		397	char mesg[BUFSIZ];
		398	char number[32];
387		399
388	p = calloc(number, size);	400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
389	if (p)
390	return p;
391		401
392	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	402	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
393	rxvt_clean_exit();	403	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
394	exit(EXIT_FAILURE);
395	/* NOTREACHED */
396	}
397		404
398	/* EXTPROTO */	405	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
399	void *	406	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
400	rxvt_realloc(void *ptr, size_t size)	407	rxvt_warn ("+ %s: %s\n", mesg, buffer);
401	{
402	void *p;
403		408
404	if (ptr)	409	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
405	p = realloc(ptr, size);	410	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		411
		412	if (event->request_code >= 128)
		413	{
		414	#if 0
		415	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		416	int nexts;
		417	char **exts = XListExtensions (dpy, &nexts);
		418
		419	while (nexts)
		420	{
		421	char *extname = exts [nexts - 1];
		422	int major, first_event, first_error;
		423
		424	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		425	{
		426	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		427	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		428
		429	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		430	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		431	rxvt_warn ("+ (which is %s)\n", buffer);
		432
		433	break;
		434	}
		435
		436	printf ("nextss %d %s\n", nexts, extname);//D
		437	--nexts;
		438	++exts;
		439	}
		440	#else
		441	int nexts = 0;
		442	char **exts = 0;
		443	#endif
		444
		445	if (!nexts)
		446	{
		447	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		448
		449	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		450	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		451
		452	#if 0
		453	sprintf (number, "RENDER.%d", event->minor_code);
		454	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		455	rxvt_warn ("+ (which is %s)\n", buffer);
		456	#endif
		457	}
		458
		459	XFreeExtensionList (exts);
		460	}
406	else	461	else
407	p = malloc(size);	462	{
408	if (p)	463	sprintf (number, "%d", event->request_code);
		464	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		465	rxvt_warn ("+ (which is %s)\n", buffer);
		466	}
		467
		468	if (event->error_code == BadWindow
		469	|| event->error_code == BadPixmap
		470	|| event->error_code == BadCursor
		471	|| event->error_code == BadFont
		472	|| event->error_code == BadDrawable
		473	|| event->error_code == BadColor
		474	|| event->error_code == BadGC
		475	|| event->error_code == BadIDChoice
		476	|| event->error_code == BadValue
		477	|| event->error_code == BadAtom)
		478	{
		479	if (event->error_code == BadValue)
		480	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		481	else if (event->error_code == BadAtom)
		482	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		483	else
		484	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		485
		486	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		487	}
		488	}
		489	#endif
		490
		491	int ecb_cold
		492	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		493	{
		494	if (GET_R && GET_R->allowedxerror == -1)
		495	GET_R->allowedxerror = event->error_code;
		496	else
		497	{
		498	// GET_R is most likely not the terminal which caused the error,
		499	// so just output the error and continue
		500	#if ENABLE_MINIMAL
		501	old_xerror_handler (display, event);
		502	#else
		503	print_x_error (display, event);
		504	#endif
		505	}
		506
409	return p;	507	return 0;
		508	}
410		509
411	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	510	int ecb_cold
412	rxvt_clean_exit();	511	rxvt_xioerror_handler (Display *display)
		512	{
		513	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		514	DisplayString (display));
		515	rxvt_emergency_cleanup ();
413	exit(EXIT_FAILURE);	516	_exit (EXIT_FAILURE);
414	/* NOTREACHED */
415	}	517	}
416		518
417	/* ------------------------------------------------------------------------- *	519	static struct sig_handlers
418	* PRIVILEGED OPERATIONS *
419	* ------------------------------------------------------------------------- */
420	/* take care of suid/sgid super-user (root) privileges */
421	void
422	rxvt_term::privileges (int mode)
423	{	520	{
424	#if ! defined(__CYGWIN32__)	521	ev::sig sw_term, sw_int;
425	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	522
426	/* setreuid() is the poor man's setuid(), seteuid() */	523	/*
427	# define seteuid(a) setreuid(-1, (a))	524	* Catch a fatal signal and tidy up before quitting
428	# define setegid(a) setregid(-1, (a))	525	*/
429	# define HAVE_SETEUID	526	void sig_term (ev::sig &w, int revents);
		527
		528	sig_handlers ()
		529	{
		530	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		531	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		532	}
		533	} sig_handlers;
		534
		535	void
		536	sig_handlers::sig_term (ev::sig &w, int revents)
		537	{
		538	rxvt_emergency_cleanup ();
		539	w.stop ();
		540	kill (getpid (), w.signum);
		541	}
		542
		543	static void
		544	rxvt_get_ttymode (struct termios *tio)
		545	{
		546	if (tcgetattr (STDIN_FILENO, tio) < 0)
		547	memset (tio, 0, sizeof (struct termios));
		548
		549	for (int i = 0; i < NCCS; i++)
		550	tio->c_cc[i] = VDISABLE;
		551
		552	tio->c_cc[VINTR] = CINTR;
		553	tio->c_cc[VQUIT] = CQUIT;
		554	tio->c_cc[VERASE] = CERASE;
		555	#ifdef VERASE2
		556	tio->c_cc[VERASE2] = CERASE2;
		557	#endif
		558	tio->c_cc[VKILL] = CKILL;
		559	tio->c_cc[VEOF] = CEOF;
		560	tio->c_cc[VSTART] = CSTART;
		561	tio->c_cc[VSTOP] = CSTOP;
		562	tio->c_cc[VSUSP] = CSUSP;
		563	# ifdef VDSUSP
		564	tio->c_cc[VDSUSP] = CDSUSP;
430	# endif	565	# endif
431	# ifdef HAVE_SETEUID	566	# ifdef VREPRINT
432	switch (mode)	567	tio->c_cc[VREPRINT] = CRPRNT;
433	{
434	case IGNORE:
435	/*
436	* change effective uid/gid - not real uid/gid - so we can switch
437	* back to root later, as required
438	*/
439	seteuid(getuid());
440	setegid(getgid());
441	break;
442	case SAVE:
443	euid = geteuid();
444	egid = getegid();
445	break;
446	case RESTORE:
447	seteuid(euid);
448	setegid(egid);
449	break;
450	}
451	# else
452	switch (mode)
453	{
454	case IGNORE:
455	setuid(getuid());
456	setgid(getgid());
457	/* FALLTHROUGH */
458	case SAVE:
459	/* FALLTHROUGH */
460	case RESTORE:
461	break;
462	}
463	# endif	568	# endif
464	#endif	569	# ifdef VDISCRD
465	}	570	tio->c_cc[VDISCRD] = CFLUSH;
466
467	#ifdef UTMP_SUPPORT
468	void
469	rxvt_term::privileged_utmp (char action)
470	{
471	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
472	action, next_utmp_action, getpid()));
473	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474	|| (Options & Opt_utmpInhibit)
475	|| ttydev == NULL || *ttydev == '\0')
476	return;
477
478	privileges (RESTORE);
479	if (action == SAVE)
480	{
481	next_utmp_action = RESTORE;
482	makeutent (ttydev, rs[Rs_display_name]);
483	}
484	else
485	{ /* action == RESTORE */
486	next_utmp_action = IGNORE;
487	cleanutent ();
488	}
489	privileges (IGNORE);
490	}
491	#endif
492
493	#ifndef NO_SETOWNER_TTYDEV
494	void
495	rxvt_term::privileged_ttydev (char action)
496	{
497	D_MAIN((stderr,
498	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
499	action, next_tty_action, getpid()));
500	if (next_tty_action != action || (action != SAVE && action != RESTORE)
501	|| ttydev == NULL || *ttydev == '\0')
502	return;
503
504	privileges (RESTORE);
505
506	if (action == SAVE)
507	{
508	next_tty_action = RESTORE;
509	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512	next_tty_action = IGNORE;
513	else
514	# endif	571	# endif
515		572	# ifdef VWERSE
516	{	573	tio->c_cc[VWERSE] = CWERASE;
517	chown(ttydev, getuid(), ttygid); /* fail silently */
518	chmod(ttydev, ttymode);
519	# ifdef HAVE_REVOKE
520	revoke(ttydev);
521	# endif	574	# endif
522		575	# ifdef VLNEXT
523	}	576	tio->c_cc[VLNEXT] = CLNEXT;
524	}
525	else
526	{ /* action == RESTORE */
527	next_tty_action = IGNORE;
528	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529	chmod(ttydev, ttyfd_stat.st_mode);
530	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531	# else
532	chmod(ttydev,
533	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534	chown(ttydev, 0, 0);
535	# endif	577	# endif
536		578	# ifdef VSTATUS
537	}	579	tio->c_cc[VSTATUS] = CSTATUS;
538
539	privileges (IGNORE);
540
541	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543	action == RESTORE ? "Restoring" : (action ==
544	SAVE ? "Saving" :
545	"UNKNOWN ERROR for"), ttydev,
546	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547	ttyfd_stat.st_gid));
548	# endif	580	# endif
549	}	581
		582	# if VMIN != VEOF
		583	tio->c_cc[VMIN] = 1;
550	#endif	584	# endif
		585	# if VTIME != VEOL
		586	tio->c_cc[VTIME] = 0;
		587	# endif
		588
		589	/* input modes */
		590	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		591	# ifdef IMAXBEL
		592	| IMAXBEL
		593	# endif
		594	| IXON);
		595
		596	/* output modes */
		597	tio->c_oflag = (OPOST | ONLCR);
		598
		599	/* control modes */
		600	tio->c_cflag = (CS8 | CREAD);
		601
		602	/* local modes */
		603	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		604	# if defined (ECHOCTL) && defined (ECHOKE)
		605	| ECHOCTL | ECHOKE
		606	# endif
		607	| ECHOE | ECHOK);
		608	}
		609
		610	char **rxvt_environ; // startup environment
		611
		612	void
		613	rxvt_init ()
		614	{
		615	assert (("fontMask must not overlap other RS masks",
		616	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		617
		618	rxvt_get_ttymode (&rxvt_term::def_tio);
		619
		620	// get rid of stdin/stdout as we don't need them, to free resources
		621	dup2 (STDERR_FILENO, STDIN_FILENO);
		622	dup2 (STDERR_FILENO, STDOUT_FILENO);
		623
		624	if (!ev_default_loop ())
		625	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		626
		627	rxvt_environ = environ;
		628
		629	signal (SIGHUP, SIG_IGN);
		630	signal (SIGPIPE, SIG_IGN);
		631
		632	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		633	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		634
		635	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		636	// TODO: handle this with exceptions and tolerate the memory loss
		637	XSetIOErrorHandler (rxvt_xioerror_handler);
		638
		639	XrmInitialize ();
		640
		641	#if HAVE_PIXBUF
		642	g_type_init ();
		643	#endif
		644	}
551		645
552	/*----------------------------------------------------------------------*/	646	/*----------------------------------------------------------------------*/
553	/*	647	/*
554	* window size/position calculcations for XSizeHint and other storage.	648	* window size/position calculations for XSizeHint and other storage.
555	* if width/height are non-zero then override calculated width/height	649	* if width/height are non-zero then override calculated width/height
556	*/	650	*/
557	void	651	void
558	rxvt_term::window_calc (unsigned int width, unsigned int height)	652	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559	{	653	{
560	short recalc_x, recalc_y;	654	short recalc_x, recalc_y;
561	int x, y, sb_w, mb_h, flags;	655	int x, y, flags;
562	unsigned int w, h;	656	unsigned int w, h;
563	unsigned int max_width, max_height;	657	unsigned int max_width, max_height;
564		658
565	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
566	TermWin.ncol, TermWin.nrow, szHint.width,
567	szHint.height));
568	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	659	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569	szHint.win_gravity = NorthWestGravity;	660	szHint.win_gravity = NorthWestGravity;
570	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	661	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571		662
572	recalc_x = recalc_y = 0;	663	recalc_x = recalc_y = 0;
573	flags = 0;	664	flags = 0;
		665
574	if (!parsed_geometry)	666	if (!parsed_geometry)
575	{	667	{
576	parsed_geometry = 1;	668	parsed_geometry = 1;
		669
577	if (rs[Rs_geometry])	670	if (rs[Rs_geometry])
578	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	671	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		672
579	if (flags & WidthValue)	673	if (flags & WidthValue)
580	{	674	{
581	TermWin.ncol = BOUND_POSITIVE_INT16(w);	675	if (!w)
		676	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		677
		678	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
582	szHint.flags |= USSize;	679	szHint.flags |= USSize;
583	}	680	}
		681
584	if (flags & HeightValue)	682	if (flags & HeightValue)
585	{	683	{
586	TermWin.nrow = BOUND_POSITIVE_INT16(h);	684	if (!h)
		685	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		686
		687	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	688	szHint.flags |= USSize;
588	}	689	}
		690
589	if (flags & XValue)	691	if (flags & XValue)
590	{	692	{
591	szHint.x = x;	693	szHint.x = x;
592	szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
593	if (flags & XNegative)	696	if (flags & XNegative)
594	{	697	{
595	recalc_x = 1;	698	recalc_x = 1;
596	szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
597	}	700	}
598	}	701	}
		702
599	if (flags & YValue)	703	if (flags & YValue)
600	{	704	{
601	szHint.y = y;	705	szHint.y = y;
602	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
603	if (flags & YNegative)	708	if (flags & YNegative)
604	{	709	{
605	recalc_y = 1;	710	recalc_y = 1;
		711
606	if (szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
607	szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
608	else	714	else
609	szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
610	}	716	}
611	}	717	}
612	}	718	}
		719
613	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
614	TermWin.width = TermWin.ncol * TermWin.fwidth;	721	width = ncol * fwidth;
615	TermWin.height = TermWin.nrow * TermWin.fheight;	722	height = nrow * fheight;
616	max_width = MAX_COLS * TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
617	max_height = MAX_ROWS * TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
618		725
619	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
620		727
621	sb_w = mb_h = 0;
622	window_vt_x = window_vt_y = 0;	728	window_vt_x = window_vt_y = int_bwidth;
623	if (scrollbar_visible ())	729
		730	if (scrollBar.state)
624	{	731	{
625	sb_w = scrollbar_TotalWidth();	732	int sb_w = scrollBar.total_width ();
626	szHint.base_width += sb_w;	733	szHint.base_width += sb_w;
		734
627	if (!(Options & Opt_scrollBar_right))	735	if (!option (Opt_scrollBar_right))
628	window_vt_x = sb_w;	736	window_vt_x += sb_w;
629	}
630	if (menubar_visible ())
631	{	737	}
632	mb_h = menuBar_TotalHeight();	738
633	szHint.base_height += mb_h;
634	window_vt_y = mb_h;
635	}
636	szHint.width_inc = TermWin.fwidth;	739	szHint.width_inc = fwidth;
637	szHint.height_inc = TermWin.fheight;	740	szHint.height_inc = fheight;
638	szHint.min_width = szHint.base_width + szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
639	szHint.min_height = szHint.base_height + szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
640		743
641	if (width && width - szHint.base_width < max_width)	744	if (newwidth && newwidth - szHint.base_width < max_width)
642	{	745	{
643	szHint.width = width;	746	szHint.width = newwidth;
644	TermWin.width = width - szHint.base_width;	747	width = newwidth - szHint.base_width;
645	}	748	}
646	else	749	else
647	{	750	{
648	MIN_IT(TermWin.width, max_width);	751	min_it (width, max_width);
649	szHint.width = szHint.base_width + TermWin.width;	752	szHint.width = szHint.base_width + width;
650	}	753	}
		754
651	if (height && height - szHint.base_height < max_height)	755	if (newheight && newheight - szHint.base_height < max_height)
652	{	756	{
653	szHint.height = height;	757	szHint.height = newheight;
654	TermWin.height = height - szHint.base_height;	758	height = newheight - szHint.base_height;
655	}	759	}
656	else	760	else
657	{	761	{
658	MIN_IT(TermWin.height, max_height);	762	min_it (height, max_height);
659	szHint.height = szHint.base_height + TermWin.height;	763	szHint.height = szHint.base_height + height;
660	}	764	}
661	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
662	window_sb_x = szHint.width - sb_w;
663		765
664	if (recalc_x)	766	if (recalc_x)
665	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	767	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
666	- szHint.width - 2 * TermWin.ext_bwidth);	768
667	if (recalc_y)	769	if (recalc_y)
668	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	770	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
669	- szHint.height - 2 * TermWin.ext_bwidth);
670		771
671	TermWin.ncol = TermWin.width / TermWin.fwidth;	772	ncol = width / fwidth;
672	TermWin.nrow = TermWin.height / TermWin.fheight;	773	nrow = height / fheight;
673	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	774
674	TermWin.ncol, TermWin.nrow, szHint.width,	775	// When the size of the vt window is not a multiple of the cell
675	szHint.height));	776	// size, i.e., when the wm does not honour our size hints, there are
676	return;	777	// extra areas not covered by the terminal screen. Such gaps, when a
		778	// bg pixmap is set, would have to be cleared manually to properly
		779	// refresh the background. We take the simpler route and shrink the
		780	// vt window so as to avoid creating gaps.
		781	vt_width = ncol * fwidth;
		782	vt_height = nrow * fheight;
677	}	783	}
678		784
679	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
680	/*	786	/*
681	* Tell the teletype handler what size the window is.	787	* Tell the teletype handler what size the window is.
682	* Called after a window size change.	788	* Called after a window size change.
683	*/	789	*/
684	void	790	void
685	rxvt_term::tt_winch ()	791	rxvt_term::tt_winch ()
686	{	792	{
		793	if (pty->pty < 0)
		794	return;
		795
687	struct winsize ws;	796	struct winsize ws;
688		797
689	if (cmd_fd < 0)
690	return;
691
692	ws.ws_col = TermWin.ncol;	798	ws.ws_col = ncol;
693	ws.ws_row = TermWin.nrow;	799	ws.ws_row = nrow;
694	ws.ws_xpixel = ws.ws_ypixel = 0;	800	ws.ws_xpixel = vt_width;
695	#ifndef DEBUG_SIZE	801	ws.ws_ypixel = vt_height;
696	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	802	ioctl (pty->pty, TIOCSWINSZ, &ws);
		803
		804	#if 0
		805	// TIOCSWINSZ is supposed to do this automatically and correctly
		806	if (cmd_pid) /* force through to the command */
		807	kill (-cmd_pid, SIGWINCH);
		808	#endif
		809	}
		810
		811	/*----------------------------------------------------------------------*/
		812	/* load and set the various fonts */
		813	bool
		814	rxvt_term::set_fonts ()
		815	{
		816	rxvt_fontset *fs = new rxvt_fontset (this);
		817	rxvt_fontprop prop;
		818
		819	if (!fs
		820	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		821	|| !fs->realize_font (1))
		822	{
		823	delete fs;
		824	return false;
		825	}
		826
		827	#if ENABLE_STYLES
		828	for (int i = RS_styleCount; --i; )
		829	if (fontset[i] != fontset[0])
		830	delete fontset[i];
		831	#endif
		832
		833	delete fontset[0];
		834	fontset[0] = fs;
		835
		836	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		837	prop.width = max (prop.width + letterSpace, 1);
		838
		839	fs->set_prop (prop, false);
		840
		841	fwidth = prop.width;
		842	fheight = prop.height + lineSpace;
		843	fbase = prop.ascent;
		844
		845	for (int style = 1; style < 4; style++)
		846	{
		847	#if ENABLE_STYLES
		848	const char *res = rs[Rs_font + style];
		849
		850	if (res && !*res)
		851	fontset[style] = fontset[0];
		852	else
		853	{
		854	fontset[style] = fs = new rxvt_fontset (this);
		855	rxvt_fontprop prop2 = prop;
		856
		857	if (res)
		858	{
		859	fs->populate (res);
		860	fs->set_prop (prop2, false);
		861	}
		862	else
		863	{
		864	fs->populate (fontset[0]->fontdesc);
		865
		866	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		867	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		868
		869	fs->set_prop (prop2, true);
		870	}
		871
		872	}
697	#else	873	#else
698	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	874	fontset[style] = fontset[0];
699	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
700	# ifdef SIGWINCH
701	else if (cmd_pid) /* force through to the command */
702	kill (cmd_pid, SIGWINCH);
703	# endif	875	#endif
704	#endif	876	}
705	}
706		877
707	/*----------------------------------------------------------------------*/	878	if (parent)
708	/* rxvt_change_font() - Switch to a new font */	879	{
709	/*	880	resize_all_windows (0, 0, 0);
710	* init = 1 - initialize	881	scr_remap_chars ();
711	*	882	scr_touch (true);
712	* fontname == FONT_UP - switch to bigger font	883	}
713	* fontname == FONT_DN - switch to smaller font
714	*/
715	void
716	rxvt_term::change_font (int init, const char *fontname)
717	{}
718		884
		885	return true;
		886	}
		887
719	void	888	void
720	rxvt_term::font_up_down (int n, int direction)	889	rxvt_term::set_string_property (Atom prop, const char *str, int len)
721	{}	890	{
		891	XChangeProperty (dpy, parent,
		892	prop, XA_STRING, 8, PropModeReplace,
		893	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		894	}
		895
		896	void
		897	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		898	{
		899	XTextProperty ct;
		900
		901	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		902	{
		903	XSetTextProperty (dpy, parent, &ct, prop);
		904	XFree (ct.value);
		905	}
		906	}
		907
		908	void
		909	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		910	{
		911	wchar_t *ws = rxvt_mbstowcs (str, len);
		912	char *s = rxvt_wcstoutf8 (ws);
		913
		914	XChangeProperty (dpy, parent,
		915	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		916	(const unsigned char *)s, strlen (s));
		917
		918	free (s);
		919	free (ws);
		920	}
722		921
723	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
724	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
725	/* xterm sequences - title, iconName, color (exptl) */	924	/* xterm sequences - title, iconName, color (exptl) */
726	void	925	void
727	rxvt_term::set_title (const char *str)	926	rxvt_term::set_title (const char *str)
728	{	927	{
729	#ifndef SMART_WINDOW_TITLE	928	set_mbstring_property (XA_WM_NAME, str);
730	XStoreName(display->display, TermWin.parent[0], str);	929	#if ENABLE_EWMH
731	#else	930	set_utf8_property (xa[XA_NET_WM_NAME], str);
732	char *name;
733
734	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735	name = NULL;
736	if (name == NULL || STRCMP(name, str))
737	XStoreName(display->display, TermWin.parent[0], str);
738	if (name)
739	XFree(name);
740	#endif	931	#endif
741	}	932	}
742		933
743	void	934	void
744	rxvt_term::set_iconName (const char *str)	935	rxvt_term::set_icon_name (const char *str)
745	{	936	{
746	#ifndef SMART_WINDOW_TITLE	937	set_mbstring_property (XA_WM_ICON_NAME, str);
747	XSetIconName(display->display, TermWin.parent[0], str);	938	#if ENABLE_EWMH
748	#else	939	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749	char *name;
750
751	if (XGetIconName(display->display, TermWin.parent[0], &name))
752	name = NULL;
753	if (name == NULL || STRCMP(name, str))
754	XSetIconName(display->display, TermWin.parent[0], str);
755	if (name)
756	XFree(name);
757	#endif	940	#endif
758	}	941	}
759		942
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
760	#ifdef XTERM_COLOR_CHANGE	946	#ifdef XTERM_COLOR_CHANGE
761	void
762	rxvt_term::set_window_color (int idx, const char *color)
763	{
764	rxvt_color xcol;	947	rxvt_color xcol;
765	int i;
766		948
767	if (color == NULL || *color == '\0')	949	if (color == NULL || *color == '\0')
768	return;	950	return;
769		951
		952	color = strdup (color);
		953	allocated.push_back ((void *)color);
		954	rs[Rs_color + idx] = color;
		955
770	/* handle color aliases */	956	/* handle color aliases */
771	if (isdigit(*color))	957	if (isdigit (*color))
772	{	958	{
773	i = atoi(color);	959	int i = atoi (color);
		960
774	if (i >= 8 && i <= 15)	961	if (i >= 8 && i <= 15)
		962	{
775	{ /* bright colors */	963	/* bright colors */
776	i -= 8;
777	# ifndef NO_BRIGHTCOLOR
778	PixColors[idx] = PixColors[minBrightCOLOR + i];	964	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
779	SET_PIXCOLOR(idx);
780	goto Done;	965	goto done;
781	# endif
782
783	}	966	}
		967
784	if (i >= 0 && i <= 7)	968	if (i >= 0 && i <= 7)
		969	{
785	{ /* normal colors */	970	/* normal colors */
786	PixColors[idx] = PixColors[minCOLOR + i];	971	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787	SET_PIXCOLOR(idx);
788	goto Done;	972	goto done;
789	}	973	}
790	}	974	}
791	if (!rXParseAllocColor (& xcol, color))	975
792	return;	976	set_color (xcol, color);
793	/* XStoreColor (display->display, XCMAP, XColor*); */
794		977
795	/*	978	/*
796	* FIXME: should free colors here, but no idea how to do it so instead,	979	* FIXME: should free colors here, but no idea how to do it so instead,
797	* so just keep gobbling up the colormap	980	* so just keep gobbling up the colormap
798	*/	981	*/
799	# if 0
800	for (i = Color_Black; i <= Color_White; i++)
801	if (PixColors[idx] == PixColors[i])
802	break;
803	if (i > Color_White)
804	{
805	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
806	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
807	DisplayPlanes(display->display, display->screen));
808	}
809	# endif
810		982
811	PixColors[idx] = xcol;	983	pix_colors_focused[idx] = xcol;
812	SET_PIXCOLOR(idx);
813		984
814	/* XSetWindowAttributes attr; */
815	/* Cursor cursor; */
816	Done:	985	done:
817	if (idx == Color_bg && !(Options & Opt_transparent))
818	XSetWindowBackground(display->display, TermWin.vt,
819	PixColors[Color_bg]);
820
821	/* handle Color_BD, scrollbar background, etc. */	986	/*TODO: handle Color_BD, scrollbar background, etc. */
822		987
823	set_colorfgbg ();	988	update_fade_color (idx);
824	recolour_cursor ();	989	recolour_cursor ();
825	/* the only reasonable way to enforce a clean update */	990	scr_recolour ();
826	scr_poweron ();	991	#endif /* XTERM_COLOR_CHANGE */
827	}	992	}
828
829	#else
830	# define set_window_color (idx,color) ((void)0)
831	#endif /* XTERM_COLOR_CHANGE */
832		993
833	void	994	void
834	rxvt_term::recolour_cursor ()	995	rxvt_term::recolour_cursor ()
835	{	996	{
836	#if TODO	997	XColor fg, bg;
837	rxvt_color xcol[2];
838		998
839	xcol[0] = PixColors[Color_pointer];	999	(ISSET_PIXCOLOR (Color_pointer_fg)
840	xcol[1] = PixColors[Color_bg];	1000	? pix_colors_focused[Color_pointer_fg]
841	XQueryColors (display->display, XCMAP, xcol, 2);	1001	: pix_colors_focused[Color_fg]).get (fg);
842	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1002
843	#endif	1003	(ISSET_PIXCOLOR (Color_pointer_bg)
		1004	? pix_colors_focused[Color_pointer_bg]
		1005	: pix_colors_focused[Color_bg]).get (bg);
		1006
		1007	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
844	}	1008	}
845		1009
846	/*----------------------------------------------------------------------*/	1010	/*----------------------------------------------------------------------*/
847	/*	1011	/*
848	* find if fg/bg matches any of the normal (low-intensity) colors	1012	* find if fg/bg matches any of the normal (low-intensity) colors
849	*/	1013	*/
850	void	1014	char *
851	rxvt_term::set_colorfgbg ()	1015	rxvt_term::get_colorfgbg ()
852	{	1016	{
853	unsigned int i;	1017	unsigned int i;
854	const char *xpmb = "\0";	1018	const char *xpmb = "";
855	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1019	char fstr[] = "default";
856		1020	char bstr[] = "default";
857	env_colorfgbg =	1021	char *env_colorfgbg;
858	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1022
859	STRCPY(fstr, "default");
860	STRCPY(bstr, "default");
861	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
862	if (PixColors[Color_fg] == PixColors[i])	1024	if (pix_colors[Color_fg] == pix_colors[i])
863	{	1025	{
864	sprintf(fstr, "%d", (i - Color_Black));	1026	sprintf (fstr, "%d", i - Color_Black);
865	break;	1027	break;
866	}	1028	}
		1029
867	for (i = Color_Black; i <= Color_White; i++)	1030	for (i = Color_Black; i <= Color_White; i++)
868	if (PixColors[Color_bg] == PixColors[i])	1031	if (pix_colors[Color_bg] == pix_colors[i])
869	{	1032	{
870	sprintf(bstr, "%d", (i - Color_Black));	1033	sprintf (bstr, "%d", i - Color_Black);
871	#ifdef XPM_BACKGROUND	1034	#if BG_IMAGE_FROM_FILE
872	xpmb = "default;";	1035	xpmb = "default;";
873	#endif	1036	#endif
874	break;	1037	break;
875	}	1038	}
		1039
		1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
876	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1041	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877	putenv(env_colorfgbg);	1042	return env_colorfgbg;
878
879	#ifndef NO_BRIGHTCOLOR
880	colorfgbg = DEFAULT_RSTYLE;
881	for (i = minCOLOR; i <= maxCOLOR; i++)
882	{
883	if (PixColors[Color_fg] == PixColors[i])
884	colorfgbg = SET_FGCOLOR(colorfgbg, i);
885	if (PixColors[Color_bg] == PixColors[i])
886	colorfgbg = SET_BGCOLOR(colorfgbg, i);
887	}
888	#endif
889	}	1043	}
890		1044
891	/*----------------------------------------------------------------------*/	1045	/*----------------------------------------------------------------------*/
892	/*
893	* Colour determination for low colour displays, routine from
894	* Hans de Goede <hans@highrise.nl>
895	*/
896		1046
897	int	1047	bool
898	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1048	rxvt_term::set_color (rxvt_color &color, const char *name)
899	{	1049	{
900	if (!screen_in_out->set (display, colour))	1050	if (color.set (this, name))
901	{
902	rxvt_print_error("can't allocate colour: %s", colour);
903	return false;
904	}
905
906	return true;	1051	return true;
		1052
		1053	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1054	return false;
		1055	}
		1056
		1057	void
		1058	rxvt_term::alias_color (int dst, int src)
		1059	{
		1060	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
907	}	1061	}
908		1062
909	/* -------------------------------------------------------------------- *	1063	/* -------------------------------------------------------------------- *
910	* - WINDOW RESIZING - *	1064	* - WINDOW RESIZING - *
911	* -------------------------------------------------------------------- */	1065	* -------------------------------------------------------------------- */
912	void	1066	void
913	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1067	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914	{	1068	{
915	int fix_screen;	1069	int fix_screen;
		1070	int old_width = szHint.width;
		1071	int old_height = szHint.height;
916		1072
917	#ifdef SMART_RESIZE
918	int old_width = szHint.width, old_height = szHint.height;
919	#endif
920
921	window_calc (width, height);	1073	window_calc (newwidth, newheight);
		1074
		1075	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1076
		1077	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1078	if (set_hint)
		1079	{
		1080	szHint.flags &= ~(PBaseSize | PResizeInc);
922	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1081	XSetWMNormalHints (dpy, parent, &szHint);
		1082	szHint.flags |= PBaseSize | PResizeInc;
		1083	}
		1084
923	if (!ignoreparent)	1085	if (!ignoreparent)
924	{	1086	{
925	#ifdef SMART_RESIZE	1087	#ifdef SMART_RESIZE
926	/*	1088	/*
927	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1089	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
930	int x, y, x1, y1;	1092	int x, y, x1, y1;
931	int dx, dy;	1093	int dx, dy;
932	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1094	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933	Window unused_cr;	1095	Window unused_cr;
934		1096
935	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1097	XTranslateCoordinates (dpy, parent, display->root,
936	0, 0, &x, &y, &unused_cr);	1098	0, 0, &x, &y, &unused_cr);
937	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1099	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
938	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1100	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
939	/*	1101	/*
940	* if display->root isn't the parent window, a WM will probably have offset	1102	* if display->root isn't the parent window, a WM will probably have offset
941	* our position for handles and decorations. Counter it	1103	* our position for handles and decorations. Counter it
942	*/	1104	*/
…		…
944	{	1106	{
945	x -= x1;	1107	x -= x1;
946	y -= y1;	1108	y -= y1;
947	}	1109	}
948		1110
949	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1111	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
950	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1112	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
951	dx = old_width - szHint.width;	1113	dx = old_width - szHint.width;
952	dy = old_height - szHint.height;	1114	dy = old_height - szHint.height;
953		1115
954	/* Check position of the center of the window */	1116	/* Check position of the center of the window */
955	if (x < x1) /* left half */	1117	if (x < x1) /* left half */
956	dx = 0;	1118	dx = 0;
…		…
959	if (y < y1) /* top half */	1121	if (y < y1) /* top half */
960	dy = 0;	1122	dy = 0;
961	else if (y == y1) /* exact center */	1123	else if (y == y1) /* exact center */
962	dy /= 2;	1124	dy /= 2;
963		1125
964	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1126	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
965	szHint.width, szHint.height);	1127	szHint.width, szHint.height);
966	#else	1128	#else
967	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1129	XResizeWindow (dpy, parent, szHint.width, szHint.height);
968	szHint.height);
969	#endif	1130	#endif
970
971	}	1131	}
972		1132
973	fix_screen = (TermWin.ncol != prev_ncol	1133	if (set_hint)
974	|| TermWin.nrow != prev_nrow);	1134	XSetWMNormalHints (dpy, parent, &szHint);
975		1135
		1136	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1137
976	if (fix_screen || width != old_width || height != old_height)	1138	if (fix_screen || newwidth != old_width || newheight != old_height)
977	{	1139	{
978	if (scrollbar_visible ())	1140	if (scrollBar.state)
979	{	1141	scrollBar.resize ();
980	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
981	0, scrollbar_TotalWidth (), szHint.height);
982	resize_scrollbar ();
983	}
984		1142
985	if (menubar_visible ())	1143	XMoveResizeWindow (dpy, vt,
986	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1144	window_vt_x, window_vt_y,
987	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1145	vt_width, vt_height);
988		1146
989	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1147	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
990	window_vt_y, TermWin_TotalWidth (),
991	TermWin_TotalHeight ());
992	#ifdef RXVT_GRAPHICS
993	if (old_height)
994	Gr_Resize (old_width - szHint.base_width,
995	old_height - szHint.base_height);
996	#endif
997	scr_clear ();
998	#ifdef XPM_BACKGROUND
999	resize_pixmap ();
1000	#endif
1001		1148
		1149	#ifdef HAVE_BG_PIXMAP
		1150	if (bg_window_size_sensitive ())
		1151	update_background ();
		1152	#endif
1002	}	1153	}
1003		1154
1004	if (fix_screen || old_height == 0)	1155	if (fix_screen || old_height == 0)
1005	{
1006	int curr_screen = -1;
1007	int old_ncol = prev_ncol;
1008
1009	/* scr_reset only works on the primary screen */
1010	if (old_height) /* this is not the first time through */
1011	{
1012	unsigned int ncol = TermWin.ncol;
1013	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014	curr_screen = scr_change_screen (PRIMARY);
1015	TermWin.ncol = ncol;
1016	}
1017
1018	scr_reset();	1156	scr_reset ();
1019		1157
1020	if (curr_screen >= 0) /* this is not the first time through */
1021	{
1022	scr_change_screen (curr_screen);
1023	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1024	}
1025	}
1026
1027	old_width = szHint.width;
1028	old_height = szHint.height;
1029
1030	#ifdef USE_XIM	1158	#if USE_XIM
1031	IMSetStatusPosition ();	1159	im_set_position ();
1032	#endif	1160	#endif
1033	}	1161	}
1034		1162
1035	/*	1163	/*
1036	* Set the width/height of the vt window in characters. Units are pixels.	1164	* Set the width/height of the vt window in characters. Units are pixels.
1037	* good for toggling 80/132 columns	1165	* good for toggling 80/132 columns
1038	*/	1166	*/
1039	void	1167	void
1040	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1168	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041	{	1169	{
1042	XWindowAttributes wattr;	1170	XWindowAttributes wattr;
1043		1171
1044	if (width == 0 || height == 0)	1172	if (newwidth == 0 || newheight == 0)
1045	{	1173	{
1046	XGetWindowAttributes(display->display, display->root, &wattr);	1174	XGetWindowAttributes (dpy, display->root, &wattr);
		1175
1047	if (width == 0)	1176	if (newwidth == 0)
1048	width = wattr.width - szHint.base_width;	1177	newwidth = wattr.width - szHint.base_width;
1049	if (height == 0)	1178	if (newheight == 0)
1050	height = wattr.height - szHint.base_height;	1179	newheight = wattr.height - szHint.base_height;
1051	}
1052	if (width != TermWin.width || height != TermWin.height)
1053	{	1180	}
		1181
		1182	if (newwidth != vt_width || newheight != vt_height)
		1183	{
1054	width += szHint.base_width;	1184	newwidth += szHint.base_width;
1055	height += szHint.base_height;	1185	newheight += szHint.base_height;
1056	resize_all_windows (width, height, 0);	1186	resize_all_windows (newwidth, newheight, 0);
1057	}	1187	}
1058	}	1188	}
1059		1189
1060	/* -------------------------------------------------------------------- *	1190	/* -------------------------------------------------------------------- *
1061	* - X INPUT METHOD ROUTINES - *	1191	* - X INPUT METHOD ROUTINES - *
1062	* -------------------------------------------------------------------- */	1192	* -------------------------------------------------------------------- */
1063	#ifdef USE_XIM	1193	#if USE_XIM
1064		1194
1065	void	1195	void
		1196	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1197	{
		1198	fg = pix_colors [Color_fg];
		1199	bg = pix_colors [Color_bg];
		1200	}
		1201
		1202	void
1066	rxvt_term::im_set_size (XRectangle *size)	1203	rxvt_term::im_set_size (XRectangle &size)
1067	{	1204	{
1068	size->x = TermWin.int_bwidth;	1205	// the int_bwidth terms make no sense to me
1069	size->y = TermWin.int_bwidth;	1206	size.x = int_bwidth;
1070	size->width = Width2Pixel(TermWin.ncol);	1207	size.y = int_bwidth;
1071	size->height = Height2Pixel(TermWin.nrow);	1208	size.width = Width2Pixel (ncol) + int_bwidth;
		1209	size.height = Height2Pixel (nrow) + int_bwidth;
1072	}	1210	}
1073		1211
1074	void	1212	void
1075	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1213	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1214	XRectangle &status_rect,
		1215	const XRectangle &needed_rect)
1076	{	1216	{
1077	*fg = PixColors[Color_fg];	1217	preedit_rect.x = needed_rect.width;
1078	*bg = PixColors[Color_bg];	1218	preedit_rect.y = 0;
		1219	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1220	preedit_rect.height = fheight;
		1221
		1222	status_rect.x = 0;
		1223	status_rect.y = 0;
		1224	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1225	status_rect.height = fheight;
1079	}	1226	}
1080		1227
1081	/* Checking whether input method is running. */	1228	/* Checking whether input method is running. */
1082	bool	1229	bool
1083	rxvt_term::IMisRunning ()	1230	rxvt_term::im_is_running ()
1084	{	1231	{
1085	char *p;	1232	Atom atom;
1086	Atom atom;	1233	Window win;
1087	Window win;
1088	char server[IMBUFSIZ];	1234	char server[IMBUFSIZ];
1089		1235
1090	/* get current locale modifier */	1236	/* get current locale modifier */
1091	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1237	if (char *p = XSetLocaleModifiers (0))
1092	{	1238	{
1093	STRCPY(server, "@server=");	1239	strcpy (server, "@server=");
1094	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1240	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1241
1095	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1242	if (p = strchr (server + 1, '@')) /* first one only */
1096	*p = '\0';	1243	*p = '\0';
1097		1244
1098	atom = XInternAtom(display->display, server, False);	1245	atom = XInternAtom (dpy, server, False);
1099	win = XGetSelectionOwner(display->display, atom);	1246	win = XGetSelectionOwner (dpy, atom);
		1247
1100	if (win != None)	1248	if (win != None)
1101	return True;	1249	return true;
1102	}	1250	}
		1251
1103	return False;	1252	return false;
1104	}	1253	}
1105		1254
1106	void	1255	void
1107	rxvt_term::IMSendSpot ()	1256	rxvt_term::im_send_spot ()
1108	{	1257	{
1109	XPoint spot;	1258	XPoint nspot;
1110	XVaNestedList preedit_attr;	1259	XVaNestedList preedit_attr;
1111		1260
1112	if (Input_Context == NULL	1261	if (!Input_Context
1113	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1262	|| !focus
1114	|| !(event_type == KeyPress	1263	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1115	|| event_type == Expose
1116	|| event_type == NoExpose
1117	|| event_type == SelectionNotify
1118	|| event_type == ButtonRelease || event_type == FocusIn)
1119	|| !IMisRunning ())
1120	return;	1264	return;
1121		1265
1122	im_set_position (&spot);	1266	im_set_position (nspot);
1123		1267
		1268	if (nspot.x == spot.x && nspot.y == spot.y)
		1269	return;
		1270
		1271	spot = nspot;
		1272
1124	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1273	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1274	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126	XFree(preedit_attr);	1275	XFree (preedit_attr);
1127	}
1128
1129	void
1130	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131	XRectangle * needed_rect)
1132	{
1133	int mbh, vtx = 0;
1134
1135	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136	vtx = scrollbar_TotalWidth();
1137
1138	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139	mbh -= TermWin.lineSpace;
1140
1141	preedit_rect->x = needed_rect->width + vtx;
1142	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145	preedit_rect->height = Height2Pixel(1);
1146
1147	status_rect->x = vtx;
1148	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151	status_rect->height = Height2Pixel(1);
1152	}	1276	}
1153		1277
1154	void	1278	void
1155	rxvt_term::im_destroy ()	1279	rxvt_term::im_destroy ()
1156	{	1280	{
1157	if (Input_Context)
1158	{
1159	XDestroyIC (Input_Context);
1160	Input_Context = NULL;
1161	}
1162
1163	if (input_method)	1281	if (input_method)
1164	{	1282	{
		1283	if (Input_Context && input_method->xim)
		1284	XDestroyIC (Input_Context);
		1285
1165	display->put_xim (input_method);	1286	display->put_xim (input_method);
1166	input_method = 0;	1287	input_method = 0;
1167	}	1288	}
		1289
		1290	Input_Context = 0;
1168	}	1291	}
		1292
		1293	#ifdef ENABLE_XIM_ONTHESPOT
		1294
		1295	static void
		1296	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1297	{
		1298	((rxvt_term *)client_data)->make_current ();
		1299	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1300	}
		1301
		1302	static void
		1303	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1304	{
		1305	((rxvt_term *)client_data)->make_current ();
		1306	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1307	}
		1308
		1309	static void
		1310	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1311	{
		1312	rxvt_term *term = (rxvt_term *)client_data;
		1313	XIMText *text = call_data->text;
		1314
		1315	term->make_current ();
		1316
		1317	if (text)
		1318	{
		1319	wchar_t *str;
		1320
		1321	if (!text->encoding_is_wchar && text->string.multi_byte)
		1322	{
		1323	// of course, X makes it ugly again
		1324	if (term->rs[Rs_imLocale])
		1325	SET_LOCALE (term->rs[Rs_imLocale]);
		1326
		1327	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1328	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1329
		1330	if (term->rs[Rs_imLocale])
		1331	SET_LOCALE (term->locale);
		1332	}
		1333	else
		1334	str = text->string.wide_char;
		1335
		1336	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1337	DT_INT, call_data->caret,
		1338	DT_INT, call_data->chg_first,
		1339	DT_INT, call_data->chg_length,
		1340	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1341	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1342	DT_END));
		1343	}
		1344	else
		1345	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1346	DT_INT, call_data->caret,
		1347	DT_INT, call_data->chg_first,
		1348	DT_INT, call_data->chg_length,
		1349	DT_END));
		1350	}
		1351
		1352	#if 0
		1353	static void
		1354	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1355	{
		1356	((rxvt_term *)client_data)->make_current ();
		1357	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1358	DT_INT, call_data->position,
		1359	DT_INT, call_data->direction,
		1360	DT_INT, call_data->style,
		1361	DT_END));
		1362	}
		1363	#endif
		1364
		1365	#endif
1169		1366
1170	/*	1367	/*
1171	* Try to open a XIM with the current modifiers, then see if we can	1368	* Try to open a XIM with the current modifiers, then see if we can
1172	* open a suitable preedit type	1369	* open a suitable preedit type
1173	*/	1370	*/
1174	bool	1371	bool
1175	rxvt_term::IM_get_IC (const char *modifiers)	1372	rxvt_term::im_get_ic (const char *modifiers)
1176	{	1373	{
1177	int i, j, found;	1374	int i, j, found;
1178	XIM xim;	1375	XIM xim;
1179	XPoint spot;	1376	XPoint spot;
1180	XRectangle rect, status_rect, needed_rect;	1377	XRectangle rect, status_rect, needed_rect;
1181	unsigned long fg, bg;	1378	unsigned long fg, bg;
1182	const char *p;	1379	const char *p;
1183	char **s;	1380	char **s;
1184	XIMStyles *xim_styles;	1381	XIMStyles *xim_styles;
1185	XVaNestedList preedit_attr, status_attr;	1382
		1383	set_environ (env);
1186		1384
1187	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1385	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return false;	1386	return false;
1189		1387
1190	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191	input_method = display->get_xim (locale, modifiers);	1388	input_method = display->get_xim (locale, modifiers);
1192	if (input_method == NULL)	1389	if (input_method == NULL)
1193	return false;	1390	return false;
1194		1391
1195	xim = input_method->xim;	1392	xim = input_method->xim;
		1393	spot.x = spot.y = -1;
1196		1394
1197	xim_styles = NULL;	1395	xim_styles = NULL;
1198	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1396	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles)	1397	|| !xim_styles || !xim_styles->count_styles)
1200	{	1398	{
1201	display->put_xim (input_method);	1399	im_destroy ();
1202	return false;	1400	return false;
1203	}	1401	}
1204		1402
1205	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1403	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1206	s = rxvt_splitcommastring(p);	1404
		1405	for (int pi = 0; pi < 2; pi++)
		1406	{
		1407	p = pet[pi];
		1408
		1409	if (!p)
		1410	continue;
		1411
		1412	s = rxvt_strsplit (',', p);
		1413
1207	for (i = found = 0; !found && s[i]; i++)	1414	for (i = found = 0; !found && s[i]; i++)
1208	{	1415	{
1209	if (!STRCMP(s[i], "OverTheSpot"))	1416	if (!strcmp (s[i], "OverTheSpot"))
1210	input_style = (XIMPreeditPosition | XIMStatusNothing);	1417	input_style = XIMPreeditPosition | XIMStatusNothing;
1211	else if (!STRCMP(s[i], "OffTheSpot"))	1418	else if (!strcmp (s[i], "OffTheSpot"))
1212	input_style = (XIMPreeditArea | XIMStatusArea);	1419	input_style = XIMPreeditArea | XIMStatusArea;
1213	else if (!STRCMP(s[i], "Root"))	1420	else if (!strcmp (s[i], "Root"))
1214	input_style = (XIMPreeditNothing | XIMStatusNothing);	1421	input_style = XIMPreeditNothing | XIMStatusNothing;
		1422	else if (!strcmp (s[i], "None"))
		1423	input_style = XIMPreeditNone | XIMStatusNone;
		1424	#ifdef ENABLE_XIM_ONTHESPOT
		1425	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1426	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1427	#endif
		1428	else
		1429	input_style = XIMPreeditNothing | XIMStatusNothing;
1215		1430
1216	for (j = 0; j < xim_styles->count_styles; j++)	1431	for (j = 0; j < xim_styles->count_styles; j++)
1217	if (input_style == xim_styles->supported_styles[j])	1432	if (input_style == xim_styles->supported_styles[j])
1218	{	1433	{
		1434	rxvt_free_strsplit (s);
		1435
1219	found = 1;	1436	found = 1;
1220	break;	1437	goto foundpet;
		1438	}
		1439
1221	}	1440	}
1222	}
1223		1441
1224	for (i = 0; s[i]; i++)	1442	rxvt_free_strsplit (s);
1225	free (s[i]);	1443	}
1226		1444
1227	free (s);	1445	foundpet:
		1446
1228	XFree (xim_styles);	1447	XFree (xim_styles);
1229		1448
1230	if (!found)	1449	if (!found)
1231	{	1450	{
1232	display->put_xim (input_method);	1451	im_destroy ();
1233	return false;	1452	return false;
1234	}	1453	}
1235		1454
1236	preedit_attr = status_attr = NULL;	1455	XFontSet fs = 0;
		1456	XVaNestedList preedit_attr = 0, status_attr = 0;
		1457
		1458	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1459	{
		1460	// fake us a font-set, please
		1461	char **missing_charset_list;
		1462	int missing_charset_count;
		1463	char *def_string;
		1464	char pat[512];
		1465
		1466	sprintf (pat,
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"*",
		1473	fheight,
		1474	fheight + 1, fheight - 1,
		1475	fheight - 2, fheight + 2);
		1476
		1477	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1478	&missing_charset_list, &missing_charset_count, &def_string);
		1479
		1480	if (missing_charset_list)
		1481	XFreeStringList (missing_charset_list);
		1482
		1483	if (!fs)
		1484	{
		1485	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1486	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1487	}
		1488	}
1237		1489
1238	if (input_style & XIMPreeditPosition)	1490	if (input_style & XIMPreeditPosition)
1239	{	1491	{
1240	im_set_size (&rect);	1492	im_set_size (rect);
1241	im_set_position (&spot);	1493	im_set_position (spot);
1242	im_set_color (&fg, &bg);	1494	im_set_color (fg, bg);
1243		1495
1244	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1496	preedit_attr = XVaCreateNestedList (0,
		1497	XNForeground, fg,
		1498	XNBackground, bg,
		1499	XNArea, &rect,
1245	XNSpotLocation, &spot,	1500	XNSpotLocation, &spot,
1246	XNForeground, fg, XNBackground, bg,
1247	//XNFontSet, TermWin.fontset,	1501	XNFontSet, fs,
1248	NULL);	1502	NULL);
1249	}	1503	}
1250	else if (input_style & XIMPreeditArea)	1504	else if (input_style & XIMPreeditArea)
1251	{	1505	{
1252	im_set_color (&fg, &bg);	1506	im_set_color (fg, bg);
1253		1507
1254	/*	1508	/*
1255	* The necessary width of preedit area is unknown	1509	* The necessary width of preedit area is unknown
1256	* until create input context.	1510	* until create input context.
1257	*/	1511	*/
1258	needed_rect.width = 0;	1512	needed_rect.width = 0;
1259
1260	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1513	im_set_preedit_area (rect, status_rect, needed_rect);
1261		1514
1262	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1515	preedit_attr = XVaCreateNestedList (0,
		1516	XNForeground, fg,
1263	XNForeground, fg, XNBackground, bg,	1517	XNBackground, bg,
		1518	XNArea, &rect,
		1519	XNFontSet, fs,
		1520	NULL);
		1521	status_attr = XVaCreateNestedList (0,
		1522	XNForeground, fg,
		1523	XNBackground, bg,
		1524	XNArea, &status_rect,
1264	//XNFontSet, TermWin.fontset,	1525	XNFontSet, fs,
1265	NULL);	1526	NULL);
1266	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1527	}
1267	XNForeground, fg, XNBackground, bg,	1528	#if ENABLE_XIM_ONTHESPOT
1268	//XNFontSet, TermWin.fontset,	1529	else if (input_style & XIMPreeditCallbacks)
		1530	{
		1531	XIMCallback xcb[4];
		1532
		1533	im_set_position (spot);
		1534
		1535	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1536	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1537	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1538	# if 0
		1539	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1540	# endif
		1541
		1542	preedit_attr = XVaCreateNestedList (0,
		1543	XNSpotLocation, &spot,
		1544	XNPreeditStartCallback, &xcb[0],
		1545	XNPreeditDoneCallback , &xcb[1],
		1546	XNPreeditDrawCallback , &xcb[2],
		1547	# if 0
		1548	XNPreeditCaretCallback, &xcb[3],
		1549	# endif
1269	NULL);	1550	NULL);
1270	}	1551	}
		1552	#endif
1271		1553
1272	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1554	Input_Context = XCreateIC (xim,
		1555	XNInputStyle, input_style,
1273	XNClientWindow, TermWin.parent[0],	1556	XNClientWindow, vt,
1274	XNFocusWindow, TermWin.parent[0],	1557	XNFocusWindow, parent,
1275	preedit_attr ? XNPreeditAttributes : NULL,	1558	preedit_attr ? XNPreeditAttributes : NULL,
1276	preedit_attr,	1559	preedit_attr,
1277	status_attr ? XNStatusAttributes : NULL,	1560	status_attr ? XNStatusAttributes : NULL,
1278	status_attr, NULL);	1561	status_attr, NULL);
		1562
1279	if (preedit_attr) XFree(preedit_attr);	1563	if (preedit_attr) XFree (preedit_attr);
1280	if (status_attr) XFree(status_attr);	1564	if (status_attr) XFree (status_attr);
		1565	if (fs) XFreeFontSet (dpy, fs);
1281		1566
1282	if (Input_Context == NULL)	1567	if (Input_Context == NULL)
1283	{	1568	{
1284	rxvt_print_error("failed to create input context");	1569	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285	display->put_xim (input_method);	1570	im_destroy ();
1286	return false;	1571	return false;
1287	}	1572	}
1288		1573
1289	if (input_style & XIMPreeditArea)	1574	#if 0
1290	IMSetStatusPosition ();	1575	// unfortunately, only the focus window is used by XIM, hard to fix
		1576	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1577	vt_select_input ();
		1578	#endif
1291		1579
1292	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1580	im_set_position ();
		1581
1293	return true;	1582	return true;
1294	}	1583	}
1295		1584
1296	void	1585	void
1297	rxvt_term::im_cb ()	1586	rxvt_term::im_cb ()
1298	{	1587	{
1299	int i, found, had_im;	1588	int i;
1300	const char *p;	1589	const char *p;
1301	char **s;	1590	char **s;
1302	char buf[IMBUFSIZ];	1591	char buf[IMBUFSIZ];
1303		1592
		1593	make_current ();
		1594
1304	im_destroy ();	1595	im_destroy ();
1305		1596
1306	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307	if (Input_Context)	1597	if (Input_Context)
1308	return;	1598	return;
1309		1599
1310	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311	if (rs[Rs_imLocale])	1600	if (rs[Rs_imLocale])
1312	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1601	SET_LOCALE (rs[Rs_imLocale]);
1313	#endif
1314		1602
1315	p = rs[Rs_inputMethod];	1603	p = rs[Rs_inputMethod];
1316	if (p && *p)	1604	if (p && *p)
1317	{	1605	{
1318	bool found = false;	1606	bool found = false;
1319		1607
1320	s = rxvt_splitcommastring (p);	1608	s = rxvt_strsplit (',', p);
		1609
1321	for (i = 0; s[i]; i++)	1610	for (i = 0; s[i]; i++)
1322	{	1611	{
1323	if (*s[i])	1612	if (*s[i])
1324	{	1613	{
1325	STRCPY (buf, "@im=");	1614	strcpy (buf, "@im=");
1326	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1615	strncat (buf, s[i], IMBUFSIZ - 5);
1327	if (IM_get_IC (buf))	1616	if (im_get_ic (buf))
1328	{	1617	{
1329	found = true;	1618	found = true;
1330	break;	1619	break;
1331	}	1620	}
1332	}	1621	}
1333	}	1622	}
1334	for (i = 0; s[i]; i++)	1623
1335	free(s[i]);	1624	rxvt_free_strsplit (s);
1336	free(s);
1337		1625
1338	if (found)	1626	if (found)
1339	goto done;	1627	goto done;
1340	}	1628	}
1341		1629
1342	/* try with XMODIFIERS env. var. */	1630	/* try with XMODIFIERS env. var. */
1343	if (IM_get_IC (""))	1631	if (im_get_ic (""))
1344	goto done;	1632	goto done;
1345		1633
1346	/* try with no modifiers base IF the user didn't specify an IM */	1634	/* try with no modifiers base IF the user didn't specify an IM */
1347	if (IM_get_IC ("@im=none"))	1635	if (im_get_ic ("@im=none"))
1348	goto done;	1636	goto done;
1349		1637
1350	done:	1638	done:
1351	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352	if (rs[Rs_imLocale])	1639	if (rs[Rs_imLocale])
1353	setlocale (LC_CTYPE, locale);	1640	SET_LOCALE (locale);
1354	#endif
1355	}	1641	}
1356		1642
1357	void	1643	void
1358	rxvt_term::IMSetStatusPosition ()	1644	rxvt_term::im_set_position ()
1359	{	1645	{
1360	XRectangle preedit_rect, status_rect, *needed_rect;	1646	XRectangle preedit_rect, status_rect, *needed_rect;
1361	XVaNestedList preedit_attr, status_attr;	1647	XVaNestedList preedit_attr, status_attr;
1362		1648
1363	if (Input_Context == NULL	1649	if (!Input_Context
1364	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1650	|| !focus
		1651	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1365	|| !IMisRunning ())	1652	|| !im_is_running ())
1366	return;	1653	return;
1367		1654
		1655	if (input_style & XIMPreeditPosition)
		1656	{
		1657	im_set_size (preedit_rect);
		1658	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1659
		1660	XSetICValues (Input_Context,
		1661	XNPreeditAttributes, preedit_attr, NULL);
		1662	}
		1663	else
		1664	{
1368	/* Getting the necessary width of preedit area */	1665	/* Getting the necessary width of preedit area */
1369	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1666	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1667	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371	XFree(status_attr);	1668	XFree (status_attr);
1372		1669
1373	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1670	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1671	XFree (needed_rect);
1374		1672
1375	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1674	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377		1675
1378	XSetICValues(Input_Context,	1676	XSetICValues (Input_Context,
1379	XNPreeditAttributes, preedit_attr,	1677	XNPreeditAttributes, preedit_attr,
1380	XNStatusAttributes, status_attr, NULL);	1678	XNStatusAttributes, status_attr,
		1679	NULL);
1381		1680
		1681	XFree (status_attr);
		1682	}
		1683
1382	XFree(preedit_attr);	1684	XFree (preedit_attr);
1383	XFree(status_attr);
1384	}	1685	}
1385	#endif /* USE_XIM */	1686	#endif /* USE_XIM */
1386		1687
1387	/*----------------------------------------------------------------------*/	1688	void
1388	rxvt_t rxvt_current_term;	1689	rxvt_term::get_window_origin (int &x, int &y)
		1690	{
		1691	Window cr;
		1692	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1693	}
		1694
		1695	#ifdef HAVE_BG_PIXMAP
		1696
		1697	void
		1698	rxvt_term::update_background ()
		1699	{
		1700	if (update_background_ev.is_active ())
		1701	return;
		1702
		1703	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1704
		1705	if (to_wait <= 0.)
		1706	bg_render ();
		1707	else
		1708	update_background_ev.start (to_wait);
		1709	}
		1710
		1711	void
		1712	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1713	{
		1714	make_current ();
		1715
		1716	update_background_ev.stop ();
		1717	bg_render ();
		1718	refresh_check ();
		1719	}
		1720
		1721	#endif /* HAVE_BG_PIXMAP */
1389		1722
1390	/*----------------------- end-of-file (C source) -----------------------*/	1723	/*----------------------- end-of-file (C source) -----------------------*/

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