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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.357 by sf-exg, Sat Jul 9 13:14:47 2011 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	43	#include <cstring>
48		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
49	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
50		63
51	void	64	bool
52	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
53	{	66	{
54	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
55	{	68
56	STRNCPY (curlocale, locale, 128);	69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
		72	if (!locale || !memcmp (locale, curlocale, size))
		73	return false;
		74
		75	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
58	}	77	return true;
59	}	78	}
60		79
		80	void
		81	rxvt_push_locale (const char *locale) NOTHROW
		82	{
		83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
		86
		87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
61	class rxvt_composite_vec rxvt_composite;	94	class rxvt_composite_vec rxvt_composite;
62		95
63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)	96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64	{	97	{
65	compose_char *cc;	98	compose_char *cc;
66		99
67	// break compose chains, as stupid readline really likes to duplicate	100	// break compose chains, as stupid readline really likes to duplicate
68	// composing characters for some reason near the end of a line.	101	// composing characters for some reason, near the end of a line.
69	cc = (*this)[c1];	102	cc = (*this)[c1];
70	while (cc)	103	while (cc)
71	{	104	{
72	if (cc->c2 == c2) return c1;	105	if (cc->c2 == c2) return c1;
73	cc = (*this)[cc->c1];	106	cc = (*this)[cc->c1];
74	}	107	}
75		108
76	// check to see wether this combination already exists otherwise	109	// check to see whether this combination already exists otherwise
77	for (cc = v.end (); cc-- > v.begin (); )	110	for (cc = v.end (); cc-- > v.begin (); )
78	{
79	if (cc->c1 == c1 && cc->c2 == c2)	111	if (cc->c1 == c1 && cc->c2 == c2)
80	return COMPOSE_LO + (cc - v.begin ());	112	return COMPOSE_LO + (cc - v.begin ());
81	}
82		113
83	// allocate a new combination	114	// allocate a new combination
84	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
85	{	116	{
86	static int seen;	117	static int seen;
87		118
88	if (!seen++)	119	if (!seen++)
89	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
90		121
91	return REPLACEMENT_CHAR;	122	return REPLACEMENT_CHAR;
92	}	123	}
93		124
94	v.push_back (compose_char (c1, c2));	125	v.push_back (compose_char (c1, c2));
95		126
96	return v.size () - 1 + COMPOSE_LO;	127	return v.size () - 1 + COMPOSE_LO;
97	}	128	}
98		129
99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)	130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100	{	131	{
101	compose_char *cc = (*this)[c];	132	compose_char *cc = (*this)[c];
102		133
103	if (!cc)	134	if (!cc)
104	{	135	{
…		…
117	}	148	}
118		149
119	return len;	150	return len;
120		151
121	}	152	}
122		153	#endif
123	extern struct rxvt_composite_vec rxvt_composite;
124	void *
125	rxvt_term::operator new (size_t s)
126	{
127	void *p = malloc (s);
128
129	MEMSET (p, 0, s);
130	return p;
131	}
132
133	void
134	rxvt_term::operator delete (void *p, size_t s)
135	{
136	free (p);
137	}
138		154
139	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
140	:	156	{
141	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	#if HAVE_BG_PIXMAP
142	termwin_ev (this, &rxvt_term::x_cb),	158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
143	vt_ev (this, &rxvt_term::x_cb),
144	#ifdef HAVE_SCROLLBARS
145	scrollbar_ev (this, &rxvt_term::x_cb),
146	#endif
147	#ifdef MENUBAR
148	menubar_ev (this, &rxvt_term::x_cb),
149	#endif	159	#endif
150	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
151	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
152	#endif	162	#endif
153	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
154	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		165	#endif
		166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		168	#endif
		169	#ifdef SELECTION_SCROLLING
		170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		171	#endif
		172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
155	#endif	181	#endif
156	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
157	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
158	#endif	184	#endif
		185	#ifndef NO_BELL
		186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		187	#endif
		188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194
		195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
		209	if (cmd_pid)
		210	kill (-cmd_pid, SIGHUP);
		211
		212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
		215
		216	rxvt_term::~rxvt_term ()
		217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
		232
		233	if (display)
		234	{
		235	selection_clear ();
		236	selection_clear (true);
		237
159	#ifdef USE_XIM	238	#ifdef USE_XIM
160	im_ev (this, &rxvt_term::im_cb),	239	im_destroy ();
161	#endif	240	#endif
162	check_ev (this, &rxvt_term::check_cb),	241	scrollBar.destroy ();
163	destroy_ev (this, &rxvt_term::destroy_cb),	242	if (gc) XFreeGC (dpy, gc);
164	pty_ev (this, &rxvt_term::pty_cb),
165	incr_ev (this, &rxvt_term::incr_cb)
166	{
167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
168	}
169		243
170	rxvt_term::~rxvt_term ()
171	{
172	if (cmd_fd >= 0)
173	close (cmd_fd);
174
175	#ifndef NO_SETOWNER_TTYDEV
176	privileged_ttydev (RESTORE);
177	#endif
178	#ifdef UTMP_SUPPORT
179	privileged_utmp (RESTORE);
180	#endif
181
182	delete TermWin.fontset;
183
184	if (display)
185	{
186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
187	delete menuBar.drawable;	244	delete drawable;
188	//if (menuBar.win)
189	// XDestroyWindow (display->display, menuBar.win);
190	#endif
191	delete TermWin.drawable;
192	// destroy all windows	245	// destroy all windows
193	if (TermWin.parent[0])	246	if (parent)
194	XDestroyWindow (display->display, TermWin.parent[0]);	247	XDestroyWindow (dpy, parent);
195	}
196		248
197	// TODO: free pixcolours, colours should become part of rxvt_display	249	for (int i = 0; i < TOTAL_COLORS; i++)
		250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
		253	#if OFF_FOCUS_FADING
		254	pix_colors_unfocused [i].free (this);
		255	#endif
		256	}
198		257
199	delete PixColors;	258	clear ();
200		259
		260	display->flush (); /* ideally .put should do this */
201	displays.put (display);	261	displays.put (display);
		262	}
202		263
203	scr_release ();	264	scr_release ();
204		265
205	free (env_windowid);	266	/* clear all resources */
		267	for (int i = 0; i < allocated.size (); i++)
		268	free (allocated [i]);
		269
		270	free (selection.text);
		271	free (selection.clip_text);
		272	// TODO: manage env vars in child only(!)
206	free (env_display);	273	free (env_display);
207	free (env_term);	274	free (env_term);
208	free (env_colorfgbg);
209	free (locale);	275	free (locale);
210	free (codeset);	276	free (v_buffer);
		277
		278	delete selection_req;
211		279
212	delete envv;	280	delete envv;
213	delete argv;	281	delete argv;
		282
		283	#ifdef KEYSYM_RESOURCE
		284	delete keyboard;
		285	#endif
		286	#ifndef NO_RESOURCES
		287	XrmDestroyDatabase (option_db);
		288	#endif
		289	}
		290
		291	// child has exited, usually destroys
		292	void
		293	rxvt_term::child_cb (ev::child &w, int status)
		294	{
		295	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		296
		297	cmd_pid = 0;
		298
		299	if (!option (Opt_hold))
		300	destroy ();
214	}	301	}
215		302
216	void	303	void
217	rxvt_term::destroy ()	304	rxvt_term::destroy ()
218	{	305	{
		306	if (destroy_ev.is_active ())
		307	return;
		308
		309	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		310
		311	#if ENABLE_OVERLAY
		312	scr_overlay_off ();
		313	#endif
		314
219	if (display)	315	if (display)
220	{	316	{
		317	#if USE_XIM
		318	im_ev.stop (display);
		319	#endif
		320	scrollbar_ev.stop (display);
		321	#if ENABLE_TRANSPARENCY || ENABLE_PERL
221	rootwin_ev.stop (display);	322	rootwin_ev.stop (display);
		323	#endif
222	termwin_ev.stop (display);	324	termwin_ev.stop (display);
223	vt_ev.stop (display);	325	vt_ev.stop (display);
224	#ifdef USE_XIM
225	im_destroy ();
226	im_ev.stop (display);
227	#endif
228	#ifdef HAVE_SCROLLBARS
229	scrollbar_ev.stop (display);
230	#endif
231	#ifdef MENUBAR
232	menubar_ev.stop (display);
233	#endif
234	}	326	}
235		327
236	check_ev.stop ();	328	flush_ev.stop ();
237	pty_ev.stop ();	329	pty_ev.stop ();
238	#ifdef CURSOR_BLINK	330	#ifdef CURSOR_BLINK
239	cursor_blink_ev.stop ();	331	cursor_blink_ev.stop ();
240	#endif	332	#endif
241	#ifdef TEXT_BLINK	333	#ifdef TEXT_BLINK
242	text_blink_ev.stop ();	334	text_blink_ev.stop ();
243	#endif	335	#endif
		336	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		337	cont_scroll_ev.stop ();
		338	#endif
		339	#ifdef SELECTION_SCROLLING
		340	sel_scroll_ev.stop ();
		341	#endif
244	#ifdef POINTER_BLANK	342	#ifdef POINTER_BLANK
245	pointer_ev.stop ();	343	pointer_ev.stop ();
246	#endif	344	#endif
247		345
248	destroy_ev.start (0);	346	destroy_ev.start ();
249	}	347	}
250		348
251	void	349	void
252	rxvt_term::destroy_cb (time_watcher &w)	350	rxvt_term::destroy_cb (ev::idle &w, int revents)
253	{	351	{
254	SET_R (this);	352	make_current ();
255		353
256	delete this;	354	delete this;
257	}	355	}
258		356
259	/*----------------------------------------------------------------------*/
260	/* rxvt_init () */
261	/* LIBPROTO */
262	rxvt_t
263	rxvt_init (int argc, const char *const *argv)
264	{
265	SET_R (new rxvt_term);
266
267	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
268	{
269	delete GET_R;
270	SET_R (0);
271	}
272
273	return GET_R;
274	}
275
276	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
277
278	void	357	void
279	rxvt_init_signals ()	358	rxvt_term::set_option (uint8_t opt, bool set)
280	{	359	{
281	/* install exit handler for cleanup */	360	if (!opt)
282	#if 0
283	#ifdef HAVE_ATEXIT
284	atexit (rxvt_clean_exit);
285	#else
286	#endif
287	#endif
288
289	struct sigaction sa;
290
291	sigfillset (&sa.sa_mask);
292	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
293	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
294	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
295	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
298	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
299
300	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
301	/* signal (SIGURG, SIG_DFL); */
302
303	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
304	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
305	}
306
307	bool
308	rxvt_term::init (int argc, const char *const *argv)
309	{
310	/*
311	* Save and then give up any super-user privileges
312	* If we need privileges in any area then we must specifically request it.
313	* We should only need to be root in these cases:
314	* 1. write utmp entries on some systems
315	* 2. chown tty on some systems
316	*/
317	privileges (SAVE);
318	privileges (IGNORE);
319
320	init_secondary ();
321
322	const char **cmd_argv = init_resources (argc, argv);
323
324	set_locale ("");
325
326	#if MENUBAR_MAX
327	menubar_read (rs[Rs_menu]);
328	#endif
329	#ifdef HAVE_SCROLLBARS
330	if (Options & Opt_scrollBar)
331	scrollBar.setIdle (); /* set existence for size calculations */
332	#endif
333
334	create_windows (argc, argv);
335
336	init_xlocale ();
337
338	scr_reset (); /* initialize screen */
339
340	#if 0
341	XSynchronize (display->display, True);
342	#endif
343
344	#ifdef HAVE_SCROLLBARS
345	if (Options & Opt_scrollBar)
346	resize_scrollbar (); /* create and map scrollbar */
347	#endif
348	#if (MENUBAR_MAX)
349	if (menubar_visible ())
350	XMapWindow (display->display, menuBar.win);
351	#endif
352	#ifdef TRANSPARENT
353	if (Options & Opt_transparent)
354	{
355	XSelectInput (display->display, display->root, PropertyChangeMask);
356	check_our_parents ();
357	}
358	#endif
359
360	rootwin_ev.start (display, display->root);
361
362	XMapWindow (display->display, TermWin.vt);
363	XMapWindow (display->display, TermWin.parent[0]);
364
365	init_command (cmd_argv);
366
367	pty_ev.start (cmd_fd, EVENT_READ);
368
369	check_ev.start ();
370
371	return true;
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* SIGNAL HANDLING & EXIT HANDLER *
376	* ------------------------------------------------------------------------- */
377	/*
378	* Catch a SIGCHLD signal and exit if the direct child has died
379	*/
380	/* ARGSUSED */
381	/* EXTPROTO */
382	RETSIGTYPE
383	rxvt_Child_signal (int sig __attribute__ ((unused)))
384	{
385	int pid, save_errno = errno;
386	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
387	;
388	errno = save_errno;
389
390	#if 0
391	if (pid == cmd_pid)
392	exit (EXIT_SUCCESS);
393	#endif
394	}
395
396	/*
397	* Catch a fatal signal and tidy up before quitting
398	*/
399	/* EXTPROTO */
400	RETSIGTYPE
401	rxvt_Exit_signal (int sig)
402	{
403	signal (sig, SIG_DFL);
404	#ifdef DEBUG_CMD
405	rxvt_print_error ("signal %d", sig);
406	#endif
407	rxvt_clean_exit ();
408	kill (getpid (), sig);
409	}
410
411	/* INTPROTO */
412	int
413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	{
415	if (GET_R->allowedxerror == -1)
416	GET_R->allowedxerror = event->error_code;
417	else
418	{
419	old_xerror_handler (display, event);
420	GET_R->destroy ();
421	}
422
423	return 0;	361	return;
		362
		363	uint8_t mask = 1 << (opt & 7);
		364	uint8_t &val = options [opt >> 3];
		365
		366	val = val & ~mask | (set ? mask : 0);
424	}	367	}
425		368
426	/*----------------------------------------------------------------------*/	369	/*----------------------------------------------------------------------*/
427	/*	370	/*
428	* Exit gracefully, clearing the utmp entry and restoring tty attributes	371	* Exit gracefully, clearing the utmp entry and restoring tty attributes
429	* TODO: if debugging, this should free up any known resources if we can	372	* TODO: if debugging, this should free up any known resources if we can
430	*/	373	*/
431	/* EXTPROTO */	374	static XErrorHandler old_xerror_handler;
432	void
433	rxvt_clean_exit ()
434	{
435	// TODO: rxvtd should clean up all ressources
436	if (GET_R)
437	GET_R->destroy ();
438	}
439		375
440	/* ------------------------------------------------------------------------- *	376	static void
441	* MEMORY ALLOCATION WRAPPERS *	377	rxvt_emergency_cleanup ()
442	* ------------------------------------------------------------------------- */
443	/* EXTPROTO */
444	void *
445	rxvt_malloc (size_t size)
446	{	378	{
447	void *p;	379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
448		380	(*t)->emergency_cleanup ();
449	p = malloc (size);
450	if (p)
451	return p;
452
453	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
454	rxvt_clean_exit ();
455	exit (EXIT_FAILURE);
456	/* NOTREACHED */
457	}	381	}
458		382
459	/* EXTPROTO */	383	#if !ENABLE_MINIMAL
460	void *	384	static void
461	rxvt_calloc (size_t number, size_t size)	385	print_x_error (Display *dpy, XErrorEvent *event)
462	{	386	{
463	void *p;	387	char buffer[BUFSIZ];
464		388	char mesg[BUFSIZ];
465	p = calloc (number, size);	389	char number[32];
466	if (p)	390	const char mtype[] = "XlibMessage";
467	return p;	391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
468		392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	393	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
470	rxvt_clean_exit ();	394	rxvt_warn ("%s: %s\n", mesg, buffer);
471	exit (EXIT_FAILURE);	395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
472	/* NOTREACHED */	396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		397	sprintf(number, "%d", event->request_code);
		398	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		399	rxvt_warn ("(which is %s)\n", buffer);
		400	if (event->request_code >= 128) {
		401	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		402	mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		404	}
		405	if ((event->error_code == BadWindow) ||
		406	(event->error_code == BadPixmap) ||
		407	(event->error_code == BadCursor) ||
		408	(event->error_code == BadFont) ||
		409	(event->error_code == BadDrawable) ||
		410	(event->error_code == BadColor) ||
		411	(event->error_code == BadGC) ||
		412	(event->error_code == BadIDChoice) ||
		413	(event->error_code == BadValue) ||
		414	(event->error_code == BadAtom)) {
		415	if (event->error_code == BadValue)
		416	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		417	mesg, BUFSIZ);
		418	else if (event->error_code == BadAtom)
		419	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		420	mesg, BUFSIZ);
		421	else
		422	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		423	mesg, BUFSIZ);
		424	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		425	}
		426	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
473	}	429	}
		430	#endif
474		431
475	/* EXTPROTO */	432	int
476	void *	433	rxvt_xerror_handler (Display *display, XErrorEvent *event)
477	rxvt_realloc (void *ptr, size_t size)
478	{	434	{
479	void *p;	435	if (GET_R->allowedxerror == -1)
480		436	GET_R->allowedxerror = event->error_code;
481	if (ptr)
482	p = realloc (ptr, size);
483	else	437	else
484	p = malloc (size);	438	{
485	if (p)	439	// GET_R is most likely not the terminal which caused the error,
		440	// so just output the error and continue
		441	#if ENABLE_MINIMAL
		442	old_xerror_handler (display, event);
		443	#else
		444	print_x_error (display, event);
		445	#endif
		446	}
		447
486	return p;	448	return 0;
		449	}
487		450
488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	451	int
489	rxvt_clean_exit ();	452	rxvt_xioerror_handler (Display *display)
		453	{
		454	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		455	DisplayString (display));
		456	rxvt_emergency_cleanup ();
490	exit (EXIT_FAILURE);	457	_exit (EXIT_FAILURE);
491	/* NOTREACHED */
492	}	458	}
493		459
494	/* ------------------------------------------------------------------------- *	460	static struct sig_handlers
495	* PRIVILEGED OPERATIONS *
496	* ------------------------------------------------------------------------- */
497	/* take care of suid/sgid super-user (root) privileges */
498	void
499	rxvt_term::privileges (int mode)
500	{	461	{
501	#if ! defined(__CYGWIN32__)	462	ev::sig sw_term, sw_int;
502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	463
503	/* setreuid () is the poor man's setuid (), seteuid () */	464	/*
504	# define seteuid(a) setreuid(-1, (a))	465	* Catch a fatal signal and tidy up before quitting
505	# define setegid(a) setregid(-1, (a))	466	*/
506	# define HAVE_SETEUID	467	void sig_term (ev::sig &w, int revents);
		468
		469	sig_handlers ()
		470	{
		471	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		472	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		473	}
		474	} sig_handlers;
		475
		476	void
		477	sig_handlers::sig_term (ev::sig &w, int revents)
		478	{
		479	rxvt_emergency_cleanup ();
		480	w.stop ();
		481	kill (getpid (), w.signum);
		482	}
		483
		484	static void
		485	rxvt_get_ttymode (struct termios *tio)
		486	{
		487	if (tcgetattr (STDIN_FILENO, tio) < 0)
		488	memset (tio, 0, sizeof (struct termios));
		489
		490	for (int i = 0; i < NCCS; i++)
		491	tio->c_cc[i] = VDISABLE;
		492
		493	tio->c_cc[VINTR] = CINTR;
		494	tio->c_cc[VQUIT] = CQUIT;
		495	tio->c_cc[VERASE] = CERASE;
		496	#ifdef VERASE2
		497	tio->c_cc[VERASE2] = CERASE2;
		498	#endif
		499	tio->c_cc[VKILL] = CKILL;
		500	tio->c_cc[VEOF] = CEOF;
		501	tio->c_cc[VSTART] = CSTART;
		502	tio->c_cc[VSTOP] = CSTOP;
		503	tio->c_cc[VSUSP] = CSUSP;
		504	# ifdef VDSUSP
		505	tio->c_cc[VDSUSP] = CDSUSP;
507	# endif	506	# endif
508	# ifdef HAVE_SETEUID	507	# ifdef VREPRINT
509	switch (mode)	508	tio->c_cc[VREPRINT] = CRPRNT;
510	{
511	case IGNORE:
512	/*
513	* change effective uid/gid - not real uid/gid - so we can switch
514	* back to root later, as required
515	*/
516	seteuid (getuid ());
517	setegid (getgid ());
518	break;
519	case SAVE:
520	euid = geteuid ();
521	egid = getegid ();
522	break;
523	case RESTORE:
524	seteuid (euid);
525	setegid (egid);
526	break;
527	}
528	# else
529	switch (mode)
530	{
531	case IGNORE:
532	setuid (getuid ());
533	setgid (getgid ());
534	/* FALLTHROUGH */
535	case SAVE:
536	/* FALLTHROUGH */
537	case RESTORE:
538	break;
539	}
540	# endif	509	# endif
541	#endif	510	# ifdef VDISCRD
542	}	511	tio->c_cc[VDISCRD] = CFLUSH;
543
544	#ifdef UTMP_SUPPORT
545	void
546	rxvt_term::privileged_utmp (char action)
547	{
548	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
549	action, next_utmp_action, getpid ()));
550	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
551	|| (Options & Opt_utmpInhibit)
552	|| ttydev == NULL || *ttydev == '\0')
553	return;
554
555	privileges (RESTORE);
556	if (action == SAVE)
557	{
558	next_utmp_action = RESTORE;
559	makeutent (ttydev, rs[Rs_display_name]);
560	}
561	else
562	{ /* action == RESTORE */
563	next_utmp_action = IGNORE;
564	cleanutent ();
565	}
566	privileges (IGNORE);
567	}
568	#endif
569
570	#ifndef NO_SETOWNER_TTYDEV
571	void
572	rxvt_term::privileged_ttydev (char action)
573	{
574	D_MAIN ((stderr,
575	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
576	action, next_tty_action, getpid ()));
577	if (next_tty_action != action || (action != SAVE && action != RESTORE)
578	|| ttydev == NULL || *ttydev == '\0')
579	return;
580
581	privileges (RESTORE);
582
583	if (action == SAVE)
584	{
585	next_tty_action = RESTORE;
586	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
587	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
588	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
589	next_tty_action = IGNORE;
590	else
591	# endif	512	# endif
592		513	# ifdef VWERSE
593	{	514	tio->c_cc[VWERSE] = CWERASE;
594	chown (ttydev, getuid (), ttygid); /* fail silently */
595	chmod (ttydev, ttymode);
596	# ifdef HAVE_REVOKE
597	revoke (ttydev);
598	# endif	515	# endif
599		516	# ifdef VLNEXT
600	}	517	tio->c_cc[VLNEXT] = CLNEXT;
601	}
602	else
603	{ /* action == RESTORE */
604	next_tty_action = IGNORE;
605	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
606	chmod (ttydev, ttyfd_stat.st_mode);
607	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
608	# else
609	chmod (ttydev,
610	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
611	chown (ttydev, 0, 0);
612	# endif	518	# endif
613		519	# ifdef VSTATUS
614	}	520	tio->c_cc[VSTATUS] = CSTATUS;
615
616	privileges (IGNORE);
617
618	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
619	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
620	action == RESTORE ? "Restoring" : (action ==
621	SAVE ? "Saving" :
622	"UNKNOWN ERROR for"), ttydev,
623	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
624	ttyfd_stat.st_gid));
625	# endif	521	# endif
626	}	522
		523	# if VMIN != VEOF
		524	tio->c_cc[VMIN] = 1;
627	#endif	525	# endif
		526	# if VTIME != VEOL
		527	tio->c_cc[VTIME] = 0;
		528	# endif
		529
		530	/* input modes */
		531	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		532	# ifdef IMAXBEL
		533	| IMAXBEL
		534	# endif
		535	| IXON);
		536
		537	/* output modes */
		538	tio->c_oflag = (OPOST | ONLCR);
		539
		540	/* control modes */
		541	tio->c_cflag = (CS8 | CREAD);
		542
		543	/* local modes */
		544	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		545	# if defined (ECHOCTL) && defined (ECHOKE)
		546	| ECHOCTL | ECHOKE
		547	# endif
		548	| ECHOE | ECHOK);
		549	}
		550
		551	char **rxvt_environ; // startup environment
		552
		553	void
		554	rxvt_init ()
		555	{
		556	assert (("fontMask must not overlap other RS masks",
		557	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		558
		559	rxvt_get_ttymode (&rxvt_term::def_tio);
		560
		561	// get rid of stdin/stdout as we don't need them, to free resources
		562	dup2 (STDERR_FILENO, STDIN_FILENO);
		563	dup2 (STDERR_FILENO, STDOUT_FILENO);
		564
		565	if (!ev_default_loop ())
		566	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		567
		568	rxvt_environ = environ;
		569
		570	signal (SIGHUP, SIG_IGN);
		571	signal (SIGPIPE, SIG_IGN);
		572
		573	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		574	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		575
		576	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		577	// TODO: handle this with exceptions and tolerate the memory loss
		578	XSetIOErrorHandler (rxvt_xioerror_handler);
		579
		580	XrmInitialize ();
		581	}
628		582
629	/*----------------------------------------------------------------------*/	583	/*----------------------------------------------------------------------*/
630	/*	584	/*
631	* window size/position calculcations for XSizeHint and other storage.	585	* window size/position calculations for XSizeHint and other storage.
632	* if width/height are non-zero then override calculated width/height	586	* if width/height are non-zero then override calculated width/height
633	*/	587	*/
634	void	588	void
635	rxvt_term::window_calc (unsigned int width, unsigned int height)	589	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636	{	590	{
637	short recalc_x, recalc_y;	591	short recalc_x, recalc_y;
638	int x, y, sb_w, mb_h, flags;	592	int x, y, flags;
639	unsigned int w, h;	593	unsigned int w, h;
640	unsigned int max_width, max_height;	594	unsigned int max_width, max_height;
641		595
642	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
643	TermWin.ncol, TermWin.nrow, szHint.width,
644	szHint.height));
645	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	596	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646	szHint.win_gravity = NorthWestGravity;	597	szHint.win_gravity = NorthWestGravity;
647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	598	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648		599
649	recalc_x = recalc_y = 0;	600	recalc_x = recalc_y = 0;
650	flags = 0;	601	flags = 0;
		602
651	if (!parsed_geometry)	603	if (!parsed_geometry)
652	{	604	{
653	parsed_geometry = 1;	605	parsed_geometry = 1;
		606
654	if (rs[Rs_geometry])	607	if (rs[Rs_geometry])
655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	608	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		609
656	if (flags & WidthValue)	610	if (flags & WidthValue)
657	{	611	{
658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	612	if (!w)
		613	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		614
		615	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
659	szHint.flags |= USSize;	616	szHint.flags |= USSize;
660	}	617	}
		618
661	if (flags & HeightValue)	619	if (flags & HeightValue)
662	{	620	{
663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	621	if (!h)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
		624	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
664	szHint.flags |= USSize;	625	szHint.flags |= USSize;
665	}	626	}
		627
666	if (flags & XValue)	628	if (flags & XValue)
667	{	629	{
668	szHint.x = x;	630	szHint.x = x;
669	szHint.flags |= USPosition;	631	szHint.flags |= USPosition;
		632
670	if (flags & XNegative)	633	if (flags & XNegative)
671	{	634	{
672	recalc_x = 1;	635	recalc_x = 1;
673	szHint.win_gravity = NorthEastGravity;	636	szHint.win_gravity = NorthEastGravity;
674	}	637	}
675	}	638	}
		639
676	if (flags & YValue)	640	if (flags & YValue)
677	{	641	{
678	szHint.y = y;	642	szHint.y = y;
679	szHint.flags |= USPosition;	643	szHint.flags |= USPosition;
		644
680	if (flags & YNegative)	645	if (flags & YNegative)
681	{	646	{
682	recalc_y = 1;	647	recalc_y = 1;
		648
683	if (szHint.win_gravity == NorthEastGravity)	649	if (szHint.win_gravity == NorthEastGravity)
684	szHint.win_gravity = SouthEastGravity;	650	szHint.win_gravity = SouthEastGravity;
685	else	651	else
686	szHint.win_gravity = SouthWestGravity;	652	szHint.win_gravity = SouthWestGravity;
687	}	653	}
688	}	654	}
689	}	655	}
		656
690	/* TODO: BOUNDS */	657	/* TODO: BOUNDS */
691	TermWin.width = TermWin.ncol * TermWin.fwidth;	658	width = ncol * fwidth;
692	TermWin.height = TermWin.nrow * TermWin.fheight;	659	height = nrow * fheight;
693	max_width = MAX_COLS * TermWin.fwidth;	660	max_width = MAX_COLS * fwidth;
694	max_height = MAX_ROWS * TermWin.fheight;	661	max_height = MAX_ROWS * fheight;
695		662
696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	663	szHint.base_width = szHint.base_height = 2 * int_bwidth;
697		664
698	sb_w = mb_h = 0;
699	window_vt_x = window_vt_y = 0;	665	window_vt_x = window_vt_y = int_bwidth;
700	if (scrollbar_visible ())	666
		667	if (scrollBar.state)
701	{	668	{
702	sb_w = scrollbar_TotalWidth ();	669	int sb_w = scrollBar.total_width ();
703	szHint.base_width += sb_w;	670	szHint.base_width += sb_w;
		671
704	if (! (Options & Opt_scrollBar_right))	672	if (!option (Opt_scrollBar_right))
705	window_vt_x = sb_w;	673	window_vt_x += sb_w;
706	}
707	if (menubar_visible ())
708	{	674	}
709	mb_h = menuBar_TotalHeight ();	675
710	szHint.base_height += mb_h;
711	window_vt_y = mb_h;
712	}
713	szHint.width_inc = TermWin.fwidth;	676	szHint.width_inc = fwidth;
714	szHint.height_inc = TermWin.fheight;	677	szHint.height_inc = fheight;
715	szHint.min_width = szHint.base_width + szHint.width_inc;	678	szHint.min_width = szHint.base_width + szHint.width_inc;
716	szHint.min_height = szHint.base_height + szHint.height_inc;	679	szHint.min_height = szHint.base_height + szHint.height_inc;
717		680
718	if (width && width - szHint.base_width < max_width)	681	if (newwidth && newwidth - szHint.base_width < max_width)
719	{	682	{
720	szHint.width = width;	683	szHint.width = newwidth;
721	TermWin.width = width - szHint.base_width;	684	width = newwidth - szHint.base_width;
722	}	685	}
723	else	686	else
724	{	687	{
725	MIN_IT (TermWin.width, max_width);	688	min_it (width, max_width);
726	szHint.width = szHint.base_width + TermWin.width;	689	szHint.width = szHint.base_width + width;
727	}	690	}
		691
728	if (height && height - szHint.base_height < max_height)	692	if (newheight && newheight - szHint.base_height < max_height)
729	{	693	{
730	szHint.height = height;	694	szHint.height = newheight;
731	TermWin.height = height - szHint.base_height;	695	height = newheight - szHint.base_height;
732	}	696	}
733	else	697	else
734	{	698	{
735	MIN_IT (TermWin.height, max_height);	699	min_it (height, max_height);
736	szHint.height = szHint.base_height + TermWin.height;	700	szHint.height = szHint.base_height + height;
737	}	701	}
738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
739	window_sb_x = szHint.width - sb_w;
740		702
741	if (recalc_x)	703	if (recalc_x)
742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	704	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
743	- szHint.width - 2 * TermWin.ext_bwidth);	705
744	if (recalc_y)	706	if (recalc_y)
745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	707	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
746	- szHint.height - 2 * TermWin.ext_bwidth);
747		708
748	TermWin.ncol = TermWin.width / TermWin.fwidth;	709	ncol = width / fwidth;
749	TermWin.nrow = TermWin.height / TermWin.fheight;	710	nrow = height / fheight;
750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
751	TermWin.ncol, TermWin.nrow, szHint.width,
752	szHint.height));
753	return;
754	}	711	}
755		712
756	/*----------------------------------------------------------------------*/	713	/*----------------------------------------------------------------------*/
757	/*	714	/*
758	* Tell the teletype handler what size the window is.	715	* Tell the teletype handler what size the window is.
759	* Called after a window size change.	716	* Called after a window size change.
760	*/	717	*/
761	void	718	void
762	rxvt_term::tt_winch ()	719	rxvt_term::tt_winch ()
763	{	720	{
		721	if (pty->pty < 0)
		722	return;
		723
764	struct winsize ws;	724	struct winsize ws;
765		725
766	if (cmd_fd < 0)
767	return;
768
769	ws.ws_col = TermWin.ncol;	726	ws.ws_col = ncol;
770	ws.ws_row = TermWin.nrow;	727	ws.ws_row = nrow;
771	ws.ws_xpixel = ws.ws_ypixel = 0;	728	ws.ws_xpixel = width;
772	#ifndef DEBUG_SIZE	729	ws.ws_ypixel = height;
773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	730	ioctl (pty->pty, TIOCSWINSZ, &ws);
		731
		732	#if 0
		733	// TIOCSWINSZ is supposed to do this automatically and correctly
		734	if (cmd_pid) /* force through to the command */
		735	kill (-cmd_pid, SIGWINCH);
		736	#endif
		737	}
		738
		739	/*----------------------------------------------------------------------*/
		740	/* load and set the various fonts */
		741	bool
		742	rxvt_term::set_fonts ()
		743	{
		744	rxvt_fontset *fs = new rxvt_fontset (this);
		745	rxvt_fontprop prop;
		746
		747	if (!fs
		748	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		749	|| !fs->realize_font (1))
		750	{
		751	delete fs;
		752	return false;
		753	}
		754
		755	#if ENABLE_STYLES
		756	for (int i = RS_styleCount; --i; )
		757	if (fontset[i] != fontset[0])
		758	delete fontset[i];
		759	#endif
		760
		761	delete fontset[0];
		762	fontset[0] = fs;
		763
		764	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		765	prop.height += lineSpace;
		766	prop.width += letterSpace;
		767
		768	fs->set_prop (prop, false);
		769
		770	fwidth = prop.width;
		771	fheight = prop.height;
		772	fbase = prop.ascent;
		773
		774	for (int style = 1; style < 4; style++)
		775	{
		776	#if ENABLE_STYLES
		777	const char *res = rs[Rs_font + style];
		778
		779	if (res && !*res)
		780	fontset[style] = fontset[0];
		781	else
		782	{
		783	fontset[style] = fs = new rxvt_fontset (this);
		784	rxvt_fontprop prop2 = prop;
		785
		786	if (res)
		787	{
		788	fs->populate (res);
		789	fs->set_prop (prop2, false);
		790	}
		791	else
		792	{
		793	fs->populate (fontset[0]->fontdesc);
		794
		795	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		796	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		797
		798	fs->set_prop (prop2, true);
		799	}
		800
		801	}
774	#else	802	#else
775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	803	fontset[style] = fontset[0];
776	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
777	# ifdef SIGWINCH
778	else if (cmd_pid) /* force through to the command */
779	kill (cmd_pid, SIGWINCH);
780	# endif	804	#endif
781	#endif
782	}
783
784	/*----------------------------------------------------------------------*/
785	/* rxvt_change_font () - Switch to a new font */
786	/*
787	* init = 1 - initialize
788	*
789	* fontname == FONT_UP - switch to bigger font
790	* fontname == FONT_DN - switch to smaller font
791	*/
792	bool
793	rxvt_term::change_font (const char *fontname)
794	{
795	if (fontname == FONT_UP)
796	{	805	}
797	// TODO	806
		807	if (parent)
798	}	808	{
799	else if (fontname == FONT_DN)
800	{
801	// TODO
802	}
803	else
804	{
805	rxvt_fontset *fs = new rxvt_fontset (this);
806
807	if (fs && fs->populate (fontname ? fontname : "fixed"))
808	{
809	delete TermWin.fontset;
810	TermWin.fontset = fs;
811	TermWin.fwidth = fs->base_font ()->width;
812	TermWin.fheight = fs->base_font ()->height;
813	TermWin.fbase = fs->base_font ()->ascent;
814
815	if (TermWin.parent[0])
816	{
817	resize_all_windows (0, 0, 0);	809	resize_all_windows (0, 0, 0);
818	scr_remap_chars ();	810	scr_remap_chars ();
819	scr_touch (true);	811	scr_touch (true);
820	}	812	}
821		813
822	return true;	814	return true;
823	}	815	}
		816
		817	void
		818	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		819	{
		820	XChangeProperty (dpy, parent,
		821	prop, XA_STRING, 8, PropModeReplace,
		822	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		823	}
		824
		825	void
		826	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		827	{
		828	XTextProperty ct;
		829
		830	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
824	}	831	{
825		832	XSetTextProperty (dpy, parent, &ct, prop);
826	return false;	833	XFree (ct.value);
		834	}
827	}	835	}
828		836
829	bool	837	void
830	rxvt_term::font_up_down (int n, int direction)	838	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
831	{	839	{
832	return false;	840	wchar_t *ws = rxvt_mbstowcs (str, len);
		841	char *s = rxvt_wcstoutf8 (ws);
		842
		843	XChangeProperty (dpy, parent,
		844	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		845	(const unsigned char *)s, strlen (s));
		846
		847	free (s);
		848	free (ws);
833	}	849	}
834		850
835	/*----------------------------------------------------------------------*/	851	/*----------------------------------------------------------------------*/
836	/*----------------------------------------------------------------------*/	852	/*----------------------------------------------------------------------*/
837	/* xterm sequences - title, iconName, color (exptl) */	853	/* xterm sequences - title, iconName, color (exptl) */
838	void	854	void
839	rxvt_term::set_title (const char *str)	855	rxvt_term::set_title (const char *str)
840	{	856	{
841	#ifndef SMART_WINDOW_TITLE	857	set_mbstring_property (XA_WM_NAME, str);
842	XStoreName (display->display, TermWin.parent[0], str);	858	#if ENABLE_EWMH
843	#else	859	set_utf8_property (xa[XA_NET_WM_NAME], str);
844	char *name;
845
846	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
847	name = NULL;
848	if (name == NULL || STRCMP (name, str))
849	XStoreName (display->display, TermWin.parent[0], str);
850	if (name)
851	XFree (name);
852	#endif	860	#endif
853	}	861	}
854		862
855	void	863	void
856	rxvt_term::set_iconName (const char *str)	864	rxvt_term::set_icon_name (const char *str)
857	{	865	{
858	#ifndef SMART_WINDOW_TITLE	866	set_mbstring_property (XA_WM_ICON_NAME, str);
859	XSetIconName (display->display, TermWin.parent[0], str);	867	#if ENABLE_EWMH
860	#else	868	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
861	char *name;
862
863	if (XGetIconName (display->display, TermWin.parent[0], &name))
864	name = NULL;
865	if (name == NULL || STRCMP (name, str))
866	XSetIconName (display->display, TermWin.parent[0], str);
867	if (name)
868	XFree (name);
869	#endif	869	#endif
870	}	870	}
871		871
		872	void
		873	rxvt_term::set_window_color (int idx, const char *color)
		874	{
872	#ifdef XTERM_COLOR_CHANGE	875	#ifdef XTERM_COLOR_CHANGE
873	void
874	rxvt_term::set_window_color (int idx, const char *color)
875	{
876	rxvt_color xcol;	876	rxvt_color xcol;
877	int i;
878		877
879	if (color == NULL || *color == '\0')	878	if (color == NULL || *color == '\0')
880	return;	879	return;
881		880
		881	color = strdup (color);
		882	allocated.push_back ((void *)color);
		883	rs[Rs_color + idx] = color;
		884
882	/* handle color aliases */	885	/* handle color aliases */
883	if (isdigit (*color))	886	if (isdigit (*color))
884	{	887	{
885	i = atoi (color);	888	int i = atoi (color);
		889
886	if (i >= 8 && i <= 15)	890	if (i >= 8 && i <= 15)
		891	{
887	{ /* bright colors */	892	/* bright colors */
888	i -= 8;
889	# ifndef NO_BRIGHTCOLOR
890	PixColors[idx] = PixColors[minBrightCOLOR + i];	893	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
891	SET_PIXCOLOR (idx);
892	goto Done;	894	goto done;
893	# endif
894
895	}	895	}
		896
896	if (i >= 0 && i <= 7)	897	if (i >= 0 && i <= 7)
		898	{
897	{ /* normal colors */	899	/* normal colors */
898	PixColors[idx] = PixColors[minCOLOR + i];	900	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
899	SET_PIXCOLOR (idx);
900	goto Done;	901	goto done;
901	}	902	}
902	}	903	}
903	if (!rXParseAllocColor (& xcol, color))	904
904	return;	905	set_color (xcol, color);
905	/* XStoreColor (display->display, XCMAP, XColor*); */
906		906
907	/*	907	/*
908	* FIXME: should free colors here, but no idea how to do it so instead,	908	* FIXME: should free colors here, but no idea how to do it so instead,
909	* so just keep gobbling up the colormap	909	* so just keep gobbling up the colormap
910	*/	910	*/
911	# if 0
912	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[idx] == PixColors[i])
914	break;
915	if (i > Color_White)
916	{
917	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
918	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
919	DisplayPlanes (display->display, display->screen));
920	}
921	# endif
922		911
923	PixColors[idx] = xcol;	912	pix_colors_focused[idx] = xcol;
924	SET_PIXCOLOR (idx);
925		913
926	/* XSetWindowAttributes attr; */
927	/* Cursor cursor; */
928	Done:	914	done:
929	if (idx == Color_bg && ! (Options & Opt_transparent))
930	XSetWindowBackground (display->display, TermWin.vt,
931	PixColors[Color_bg]);
932
933	/* handle Color_BD, scrollbar background, etc. */	915	/*TODO: handle Color_BD, scrollbar background, etc. */
934		916
935	set_colorfgbg ();	917	update_fade_color (idx);
936	recolour_cursor ();	918	recolour_cursor ();
937	/* the only reasonable way to enforce a clean update */	919	scr_recolour ();
938	scr_poweron ();	920	#endif /* XTERM_COLOR_CHANGE */
939	}	921	}
940
941	#else
942	# define set_window_color (idx,color) ((void)0)
943	#endif /* XTERM_COLOR_CHANGE */
944		922
945	void	923	void
946	rxvt_term::recolour_cursor ()	924	rxvt_term::recolour_cursor ()
947	{	925	{
948	#if TODO	926	XColor fg, bg;
949	rxvt_color xcol[2];
950		927
951	xcol[0] = PixColors[Color_pointer];	928	(ISSET_PIXCOLOR (Color_pointer_fg)
952	xcol[1] = PixColors[Color_bg];	929	? pix_colors_focused[Color_pointer_fg]
953	XQueryColors (display->display, XCMAP, xcol, 2);	930	: pix_colors_focused[Color_fg]).get (fg);
954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	931
955	#endif	932	(ISSET_PIXCOLOR (Color_pointer_bg)
		933	? pix_colors_focused[Color_pointer_bg]
		934	: pix_colors_focused[Color_bg]).get (bg);
		935
		936	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
956	}	937	}
957		938
958	/*----------------------------------------------------------------------*/	939	/*----------------------------------------------------------------------*/
959	/*	940	/*
960	* find if fg/bg matches any of the normal (low-intensity) colors	941	* find if fg/bg matches any of the normal (low-intensity) colors
961	*/	942	*/
962	void	943	void
963	rxvt_term::set_colorfgbg ()	944	rxvt_term::set_colorfgbg ()
964	{	945	{
965	unsigned int i;	946	unsigned int i;
966	const char *xpmb = "\0";	947	const char *xpmb = "";
967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	948	char fstr[] = "default";
		949	char bstr[] = "default";
968		950
969	env_colorfgbg =
970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
971	STRCPY (fstr, "default");
972	STRCPY (bstr, "default");
973	for (i = Color_Black; i <= Color_White; i++)	951	for (i = Color_Black; i <= Color_White; i++)
974	if (PixColors[Color_fg] == PixColors[i])	952	if (pix_colors[Color_fg] == pix_colors[i])
975	{	953	{
976	sprintf (fstr, "%d", (i - Color_Black));	954	sprintf (fstr, "%d", i - Color_Black);
977	break;	955	break;
978	}	956	}
		957
979	for (i = Color_Black; i <= Color_White; i++)	958	for (i = Color_Black; i <= Color_White; i++)
980	if (PixColors[Color_bg] == PixColors[i])	959	if (pix_colors[Color_bg] == pix_colors[i])
981	{	960	{
982	sprintf (bstr, "%d", (i - Color_Black));	961	sprintf (bstr, "%d", i - Color_Black);
983	#ifdef XPM_BACKGROUND	962	#ifdef BG_IMAGE_FROM_FILE
984	xpmb = "default;";	963	xpmb = "default;";
985	#endif	964	#endif
986	break;	965	break;
987	}	966	}
988		967
989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	968	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990
991	#ifndef NO_BRIGHTCOLOR
992	colorfgbg = DEFAULT_RSTYLE;
993	for (i = minCOLOR; i <= maxCOLOR; i++)
994	{
995	if (PixColors[Color_fg] == PixColors[i])
996	colorfgbg = SET_FGCOLOR (colorfgbg, i);
997	if (PixColors[Color_bg] == PixColors[i])
998	colorfgbg = SET_BGCOLOR (colorfgbg, i);
999	}
1000	#endif
1001	}	969	}
1002		970
1003	/*----------------------------------------------------------------------*/	971	/*----------------------------------------------------------------------*/
1004	/*
1005	* Colour determination for low colour displays, routine from
1006	* Hans de Goede <hans@highrise.nl>
1007	*/
1008		972
1009	int	973	bool
1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	974	rxvt_term::set_color (rxvt_color &color, const char *name)
1011	{	975	{
1012	if (!screen_in_out->set (display, colour))	976	if (color.set (this, name))
1013	{
1014	rxvt_print_error ("can't allocate colour: %s", colour);
1015	return false;
1016	}
1017
1018	return true;	977	return true;
		978
		979	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		980	return false;
		981	}
		982
		983	void
		984	rxvt_term::alias_color (int dst, int src)
		985	{
		986	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1019	}	987	}
1020		988
1021	/* -------------------------------------------------------------------- *	989	/* -------------------------------------------------------------------- *
1022	* - WINDOW RESIZING - *	990	* - WINDOW RESIZING - *
1023	* -------------------------------------------------------------------- */	991	* -------------------------------------------------------------------- */
1024	void	992	void
1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	993	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026	{	994	{
1027	int fix_screen;	995	int fix_screen;
		996	int old_width = szHint.width;
		997	int old_height = szHint.height;
1028		998
1029	#ifdef SMART_RESIZE
1030	int old_width = szHint.width, old_height = szHint.height;
1031	#endif
1032
1033	window_calc (width, height);	999	window_calc (newwidth, newheight);
		1000
		1001	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1002
		1003	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1004	if (set_hint)
		1005	{
		1006	szHint.flags &= ~(PBaseSize | PResizeInc);
1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1007	XSetWMNormalHints (dpy, parent, &szHint);
		1008	szHint.flags |= PBaseSize | PResizeInc;
		1009	}
		1010
1035	if (!ignoreparent)	1011	if (!ignoreparent)
1036	{	1012	{
1037	#ifdef SMART_RESIZE	1013	#ifdef SMART_RESIZE
1038	/*	1014	/*
1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1015	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1042	int x, y, x1, y1;	1018	int x, y, x1, y1;
1043	int dx, dy;	1019	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1020	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1021	Window unused_cr;
1046		1022
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1023	XTranslateCoordinates (dpy, parent, display->root,
1048	0, 0, &x, &y, &unused_cr);	1024	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1025	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1026	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1027	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1028	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1029	* our position for handles and decorations. Counter it
1054	*/	1030	*/
…		…
1056	{	1032	{
1057	x -= x1;	1033	x -= x1;
1058	y -= y1;	1034	y -= y1;
1059	}	1035	}
1060		1036
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1037	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1038	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1039	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1040	dy = old_height - szHint.height;
1065		1041
1066	/* Check position of the center of the window */	1042	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1043	if (x < x1) /* left half */
1068	dx = 0;	1044	dx = 0;
…		…
1071	if (y < y1) /* top half */	1047	if (y < y1) /* top half */
1072	dy = 0;	1048	dy = 0;
1073	else if (y == y1) /* exact center */	1049	else if (y == y1) /* exact center */
1074	dy /= 2;	1050	dy /= 2;
1075		1051
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1052	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1077	szHint.width, szHint.height);	1053	szHint.width, szHint.height);
1078	#else	1054	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1055	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1080	szHint.height);
1081	#endif	1056	#endif
1082
1083	}	1057	}
1084		1058
1085	fix_screen = (TermWin.ncol != prev_ncol	1059	if (set_hint)
1086	|| TermWin.nrow != prev_nrow);	1060	XSetWMNormalHints (dpy, parent, &szHint);
1087		1061
		1062	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1063
1088	if (fix_screen || width != old_width || height != old_height)	1064	if (fix_screen || newwidth != old_width || newheight != old_height)
1089	{	1065	{
1090	if (scrollbar_visible ())	1066	if (scrollBar.state)
1091	{	1067	scrollBar.resize ();
1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1093	0, scrollbar_TotalWidth (), szHint.height);
1094	resize_scrollbar ();
1095	}
1096		1068
1097	if (menubar_visible ())	1069	XMoveResizeWindow (dpy, vt,
1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1070	window_vt_x, window_vt_y,
1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1100
1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1102	window_vt_y, TermWin_TotalWidth (),
1103	TermWin_TotalHeight ());	1071	width, height);
1104	scr_clear (height != old_height);
1105	#ifdef XPM_BACKGROUND
1106	resize_pixmap ();
1107	#endif
1108		1072
		1073	#ifdef HAVE_BG_PIXMAP
		1074	if (bg_window_size_sensitive ())
		1075	update_background ();
		1076	#endif
1109	}	1077	}
1110		1078
1111	if (fix_screen || old_height == 0)	1079	if (fix_screen || old_height == 0)
1112	{
1113	int curr_screen = -1;
1114	int old_ncol = prev_ncol;
1115
1116	/* scr_reset only works on the primary screen */
1117	if (old_height) /* this is not the first time through */
1118	{
1119	unsigned int ncol = TermWin.ncol;
1120	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1121	curr_screen = scr_change_screen (PRIMARY);
1122	TermWin.ncol = ncol;
1123	}
1124
1125	scr_reset ();	1080	scr_reset ();
1126
1127	if (curr_screen >= 0) /* this is not the first time through */
1128	{
1129	scr_change_screen (curr_screen);
1130	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1131	}
1132	}
1133
1134	old_width = szHint.width;
1135	old_height = szHint.height;
1136		1081
1137	#ifdef USE_XIM	1082	#ifdef USE_XIM
1138	IMSetStatusPosition ();	1083	IMSetPosition ();
1139	#endif	1084	#endif
1140	}	1085	}
1141		1086
1142	/*	1087	/*
1143	* Set the width/height of the vt window in characters. Units are pixels.	1088	* Set the width/height of the vt window in characters. Units are pixels.
1144	* good for toggling 80/132 columns	1089	* good for toggling 80/132 columns
1145	*/	1090	*/
1146	void	1091	void
1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1092	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148	{	1093	{
1149	XWindowAttributes wattr;	1094	XWindowAttributes wattr;
1150		1095
1151	if (width == 0 || height == 0)	1096	if (newwidth == 0 || newheight == 0)
1152	{	1097	{
1153	XGetWindowAttributes (display->display, display->root, &wattr);	1098	XGetWindowAttributes (dpy, display->root, &wattr);
		1099
1154	if (width == 0)	1100	if (newwidth == 0)
1155	width = wattr.width - szHint.base_width;	1101	newwidth = wattr.width - szHint.base_width;
1156	if (height == 0)	1102	if (newheight == 0)
1157	height = wattr.height - szHint.base_height;	1103	newheight = wattr.height - szHint.base_height;
1158	}
1159	if (width != TermWin.width || height != TermWin.height)
1160	{	1104	}
		1105
		1106	if (newwidth != width || newheight != height)
		1107	{
1161	width += szHint.base_width;	1108	newwidth += szHint.base_width;
1162	height += szHint.base_height;	1109	newheight += szHint.base_height;
1163	resize_all_windows (width, height, 0);	1110	resize_all_windows (newwidth, newheight, 0);
1164	}	1111	}
1165	}	1112	}
1166		1113
1167	/* -------------------------------------------------------------------- *	1114	/* -------------------------------------------------------------------- *
1168	* - X INPUT METHOD ROUTINES - *	1115	* - X INPUT METHOD ROUTINES - *
1169	* -------------------------------------------------------------------- */	1116	* -------------------------------------------------------------------- */
1170	#ifdef USE_XIM	1117	#ifdef USE_XIM
1171		1118
1172	void	1119	void
		1120	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1121	{
		1122	fg = pix_colors [Color_fg];
		1123	bg = pix_colors [Color_bg];
		1124	}
		1125
		1126	void
1173	rxvt_term::im_set_size (XRectangle *size)	1127	rxvt_term::im_set_size (XRectangle &size)
1174	{	1128	{
1175	size->x = TermWin.int_bwidth;	1129	// the int_bwidth terms make no sense to me
1176	size->y = TermWin.int_bwidth;	1130	size.x = int_bwidth;
1177	size->width = Width2Pixel (TermWin.ncol);	1131	size.y = int_bwidth;
1178	size->height = Height2Pixel (TermWin.nrow);	1132	size.width = Width2Pixel (ncol) + int_bwidth;
		1133	size.height = Height2Pixel (nrow) + int_bwidth;
1179	}	1134	}
1180		1135
1181	void	1136	void
1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1137	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1138	XRectangle &status_rect,
		1139	const XRectangle &needed_rect)
1183	{	1140	{
1184	*fg = PixColors[Color_fg];	1141	preedit_rect.x = needed_rect.width;
1185	*bg = PixColors[Color_bg];	1142	preedit_rect.y = 0;
		1143	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1144	preedit_rect.height = fheight;
		1145
		1146	status_rect.x = 0;
		1147	status_rect.y = 0;
		1148	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1149	status_rect.height = fheight;
1186	}	1150	}
1187		1151
1188	/* Checking whether input method is running. */	1152	/* Checking whether input method is running. */
1189	bool	1153	bool
1190	rxvt_term::IMisRunning ()	1154	rxvt_term::IMisRunning ()
1191	{	1155	{
1192	char *p;	1156	Atom atom;
1193	Atom atom;	1157	Window win;
1194	Window win;
1195	char server[IMBUFSIZ];	1158	char server[IMBUFSIZ];
1196		1159
1197	/* get current locale modifier */	1160	/* get current locale modifier */
1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1161	if (char *p = XSetLocaleModifiers (0))
1199	{	1162	{
1200	STRCPY (server, "@server=");	1163	strcpy (server, "@server=");
1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1164	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1165
1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1166	if (p = strchr (server + 1, '@')) /* first one only */
1203	*p = '\0';	1167	*p = '\0';
1204		1168
1205	atom = XInternAtom (display->display, server, False);	1169	atom = XInternAtom (dpy, server, False);
1206	win = XGetSelectionOwner (display->display, atom);	1170	win = XGetSelectionOwner (dpy, atom);
		1171
1207	if (win != None)	1172	if (win != None)
1208	return True;	1173	return true;
1209	}	1174	}
		1175
1210	return False;	1176	return false;
1211	}	1177	}
1212		1178
1213	void	1179	void
1214	rxvt_term::IMSendSpot ()	1180	rxvt_term::IMSendSpot ()
1215	{	1181	{
1216	XPoint spot;	1182	XPoint nspot;
1217	XVaNestedList preedit_attr;	1183	XVaNestedList preedit_attr;
1218		1184
1219	if (Input_Context == NULL	1185	if (!Input_Context
1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1186	|| !focus
1221	|| ! (event_type == KeyPress	1187	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1222	|| event_type == Expose
1223	|| event_type == NoExpose
1224	|| event_type == SelectionNotify
1225	|| event_type == ButtonRelease || event_type == FocusIn)
1226	|| !IMisRunning ())
1227	return;	1188	return;
1228		1189
1229	im_set_position (&spot);	1190	im_set_position (nspot);
		1191
		1192	if (nspot.x == spot.x && nspot.y == spot.y)
		1193	return;
		1194
		1195	spot = nspot;
1230		1196
1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1197	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1198	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233	XFree (preedit_attr);	1199	XFree (preedit_attr);
1234	}	1200	}
1235		1201
1236	void	1202	void
1237	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1238	XRectangle * needed_rect)
1239	{
1240	int mbh, vtx = 0;
1241
1242	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1243	vtx = scrollbar_TotalWidth ();
1244
1245	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1246	mbh -= TermWin.lineSpace;
1247
1248	preedit_rect->x = needed_rect->width + vtx;
1249	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1250
1251	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1252	preedit_rect->height = Height2Pixel (1);
1253
1254	status_rect->x = vtx;
1255	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1256
1257	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1258	status_rect->height = Height2Pixel (1);
1259	}
1260
1261	void
1262	rxvt_term::im_destroy ()	1203	rxvt_term::im_destroy ()
1263	{	1204	{
1264	if (Input_Context)
1265	{
1266	XDestroyIC (Input_Context);
1267	Input_Context = NULL;
1268	}
1269
1270	if (input_method)	1205	if (input_method)
1271	{	1206	{
		1207	if (Input_Context && input_method->xim)
		1208	XDestroyIC (Input_Context);
		1209
1272	display->put_xim (input_method);	1210	display->put_xim (input_method);
1273	input_method = 0;	1211	input_method = 0;
1274	}	1212	}
		1213
		1214	Input_Context = 0;
1275	}	1215	}
		1216
		1217	#ifdef ENABLE_XIM_ONTHESPOT
		1218
		1219	static void
		1220	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1221	{
		1222	((rxvt_term *)client_data)->make_current ();
		1223	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1224	}
		1225
		1226	static void
		1227	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1228	{
		1229	((rxvt_term *)client_data)->make_current ();
		1230	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1231	}
		1232
		1233	static void
		1234	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1235	{
		1236	rxvt_term *term = (rxvt_term *)client_data;
		1237	XIMText *text = call_data->text;
		1238
		1239	term->make_current ();
		1240
		1241	if (text)
		1242	{
		1243	wchar_t *str;
		1244
		1245	if (!text->encoding_is_wchar && text->string.multi_byte)
		1246	{
		1247	// of course, X makes it ugly again
		1248	if (term->rs[Rs_imLocale])
		1249	SET_LOCALE (term->rs[Rs_imLocale]);
		1250
		1251	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1252	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1253
		1254	if (term->rs[Rs_imLocale])
		1255	SET_LOCALE (term->locale);
		1256	}
		1257	else
		1258	str = text->string.wide_char;
		1259
		1260	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1261	DT_INT, call_data->caret,
		1262	DT_INT, call_data->chg_first,
		1263	DT_INT, call_data->chg_length,
		1264	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1265	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1266	DT_END));
		1267	}
		1268	else
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		1272	DT_INT, call_data->chg_length,
		1273	DT_END));
		1274	}
		1275
		1276	#if 0
		1277	static void
		1278	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1279	{
		1280	((rxvt_term *)client_data)->make_current ();
		1281	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1282	DT_INT, call_data->position,
		1283	DT_INT, call_data->direction,
		1284	DT_INT, call_data->style,
		1285	DT_END));
		1286	}
		1287	#endif
		1288
		1289	#endif
1276		1290
1277	/*	1291	/*
1278	* Try to open a XIM with the current modifiers, then see if we can	1292	* Try to open a XIM with the current modifiers, then see if we can
1279	* open a suitable preedit type	1293	* open a suitable preedit type
1280	*/	1294	*/
1281	bool	1295	bool
1282	rxvt_term::IM_get_IC (const char *modifiers)	1296	rxvt_term::IM_get_IC (const char *modifiers)
1283	{	1297	{
1284	int i, j, found;	1298	int i, j, found;
1285	XIM xim;	1299	XIM xim;
1286	XPoint spot;	1300	XPoint spot;
1287	XRectangle rect, status_rect, needed_rect;	1301	XRectangle rect, status_rect, needed_rect;
1288	unsigned long fg, bg;	1302	unsigned long fg, bg;
1289	const char *p;	1303	const char *p;
1290	char **s;	1304	char **s;
1291	XIMStyles *xim_styles;	1305	XIMStyles *xim_styles;
1292	XVaNestedList preedit_attr, status_attr;	1306
		1307	set_environ (envv);
1293		1308
1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1309	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1295	return false;	1310	return false;
1296		1311
1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298	input_method = display->get_xim (locale, modifiers);	1312	input_method = display->get_xim (locale, modifiers);
1299	if (input_method == NULL)	1313	if (input_method == NULL)
1300	return false;	1314	return false;
1301		1315
1302	xim = input_method->xim;	1316	xim = input_method->xim;
		1317	spot.x = spot.y = -1;
1303		1318
1304	xim_styles = NULL;	1319	xim_styles = NULL;
1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1320	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306	|| !xim_styles || !xim_styles->count_styles)	1321	|| !xim_styles || !xim_styles->count_styles)
1307	{	1322	{
1308	display->put_xim (input_method);	1323	im_destroy ();
1309	return false;	1324	return false;
1310	}	1325	}
1311		1326
1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1327	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1313	s = rxvt_splitcommastring (p);	1328
		1329	for (int pi = 0; pi < 2; pi++)
		1330	{
		1331	p = pet[pi];
		1332
		1333	if (!p)
		1334	continue;
		1335
		1336	s = rxvt_strsplit (',', p);
		1337
1314	for (i = found = 0; !found && s[i]; i++)	1338	for (i = found = 0; !found && s[i]; i++)
1315	{	1339	{
1316	if (!STRCMP (s[i], "OverTheSpot"))	1340	if (!strcmp (s[i], "OverTheSpot"))
1317	input_style = (XIMPreeditPosition | XIMStatusNothing);	1341	input_style = XIMPreeditPosition | XIMStatusNothing;
1318	else if (!STRCMP (s[i], "OffTheSpot"))	1342	else if (!strcmp (s[i], "OffTheSpot"))
1319	input_style = (XIMPreeditArea | XIMStatusArea);	1343	input_style = XIMPreeditArea | XIMStatusArea;
1320	else if (!STRCMP (s[i], "Root"))	1344	else if (!strcmp (s[i], "Root"))
1321	input_style = (XIMPreeditNothing | XIMStatusNothing);	1345	input_style = XIMPreeditNothing | XIMStatusNothing;
		1346	else if (!strcmp (s[i], "None"))
		1347	input_style = XIMPreeditNone | XIMStatusNone;
		1348	#ifdef ENABLE_XIM_ONTHESPOT
		1349	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1350	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1351	#endif
		1352	else
		1353	input_style = XIMPreeditNothing | XIMStatusNothing;
1322		1354
1323	for (j = 0; j < xim_styles->count_styles; j++)	1355	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1356	if (input_style == xim_styles->supported_styles[j])
1325	{	1357	{
		1358	rxvt_free_strsplit (s);
		1359
1326	found = 1;	1360	found = 1;
1327	break;	1361	goto foundpet;
		1362	}
		1363
1328	}	1364	}
1329	}
1330		1365
1331	for (i = 0; s[i]; i++)	1366	rxvt_free_strsplit (s);
1332	free (s[i]);	1367	}
1333		1368
1334	free (s);	1369	foundpet:
		1370
1335	XFree (xim_styles);	1371	XFree (xim_styles);
1336		1372
1337	if (!found)	1373	if (!found)
1338	{	1374	{
1339	display->put_xim (input_method);	1375	im_destroy ();
1340	return false;	1376	return false;
1341	}	1377	}
1342		1378
1343	preedit_attr = status_attr = NULL;	1379	XFontSet fs = 0;
		1380	XVaNestedList preedit_attr = 0, status_attr = 0;
		1381
		1382	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1383	{
		1384	// fake us a font-set, please
		1385	char **missing_charset_list;
		1386	int missing_charset_count;
		1387	char *def_string;
		1388	char pat[512];
		1389
		1390	sprintf (pat,
		1391	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1392	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1393	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1394	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1395	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1396	"*",
		1397	fheight,
		1398	fheight + 1, fheight - 1,
		1399	fheight - 2, fheight + 2);
		1400
		1401	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1402	&missing_charset_list, &missing_charset_count, &def_string);
		1403
		1404	if (missing_charset_list)
		1405	XFreeStringList (missing_charset_list);
		1406
		1407	if (!fs)
		1408	{
		1409	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1410	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1411	}
		1412	}
1344		1413
1345	if (input_style & XIMPreeditPosition)	1414	if (input_style & XIMPreeditPosition)
1346	{	1415	{
1347	im_set_size (&rect);	1416	im_set_size (rect);
1348	im_set_position (&spot);	1417	im_set_position (spot);
1349	im_set_color (&fg, &bg);	1418	im_set_color (fg, bg);
1350		1419
1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1420	preedit_attr = XVaCreateNestedList (0,
		1421	XNForeground, fg,
		1422	XNBackground, bg,
		1423	XNArea, &rect,
1352	XNSpotLocation, &spot,	1424	XNSpotLocation, &spot,
1353	XNForeground, fg, XNBackground, bg,
1354	//XNFontSet, TermWin.fontset,	1425	XNFontSet, fs,
1355	NULL);	1426	NULL);
1356	}	1427	}
1357	else if (input_style & XIMPreeditArea)	1428	else if (input_style & XIMPreeditArea)
1358	{	1429	{
1359	im_set_color (&fg, &bg);	1430	im_set_color (fg, bg);
1360		1431
1361	/*	1432	/*
1362	* The necessary width of preedit area is unknown	1433	* The necessary width of preedit area is unknown
1363	* until create input context.	1434	* until create input context.
1364	*/	1435	*/
1365	needed_rect.width = 0;	1436	needed_rect.width = 0;
1366
1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1437	im_set_preedit_area (rect, status_rect, needed_rect);
1368		1438
1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1439	preedit_attr = XVaCreateNestedList (0,
		1440	XNForeground, fg,
1370	XNForeground, fg, XNBackground, bg,	1441	XNBackground, bg,
		1442	XNArea, &rect,
		1443	XNFontSet, fs,
		1444	NULL);
		1445	status_attr = XVaCreateNestedList (0,
		1446	XNForeground, fg,
		1447	XNBackground, bg,
		1448	XNArea, &status_rect,
1371	//XNFontSet, TermWin.fontset,	1449	XNFontSet, fs,
1372	NULL);	1450	NULL);
1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1451	}
1374	XNForeground, fg, XNBackground, bg,	1452	#if ENABLE_XIM_ONTHESPOT
1375	//XNFontSet, TermWin.fontset,	1453	else if (input_style & XIMPreeditCallbacks)
		1454	{
		1455	XIMCallback xcb[4];
		1456
		1457	im_set_position (spot);
		1458
		1459	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1460	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1461	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1462	# if 0
		1463	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1464	# endif
		1465
		1466	preedit_attr = XVaCreateNestedList (0,
		1467	XNSpotLocation, &spot,
		1468	XNPreeditStartCallback, &xcb[0],
		1469	XNPreeditDoneCallback , &xcb[1],
		1470	XNPreeditDrawCallback , &xcb[2],
		1471	# if 0
		1472	XNPreeditCaretCallback, &xcb[3],
		1473	# endif
1376	NULL);	1474	NULL);
1377	}	1475	}
		1476	#endif
1378		1477
1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1478	Input_Context = XCreateIC (xim,
		1479	XNInputStyle, input_style,
1380	XNClientWindow, TermWin.parent[0],	1480	XNClientWindow, vt,
1381	XNFocusWindow, TermWin.parent[0],	1481	XNFocusWindow, parent,
1382	preedit_attr ? XNPreeditAttributes : NULL,	1482	preedit_attr ? XNPreeditAttributes : NULL,
1383	preedit_attr,	1483	preedit_attr,
1384	status_attr ? XNStatusAttributes : NULL,	1484	status_attr ? XNStatusAttributes : NULL,
1385	status_attr, NULL);	1485	status_attr, NULL);
		1486
1386	if (preedit_attr) XFree (preedit_attr);	1487	if (preedit_attr) XFree (preedit_attr);
1387	if (status_attr) XFree (status_attr);	1488	if (status_attr) XFree (status_attr);
		1489	if (fs) XFreeFontSet (dpy, fs);
1388		1490
1389	if (Input_Context == NULL)	1491	if (Input_Context == NULL)
1390	{	1492	{
1391	rxvt_print_error ("failed to create input context");	1493	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392	display->put_xim (input_method);	1494	im_destroy ();
1393	return false;	1495	return false;
1394	}	1496	}
1395		1497
1396	if (input_style & XIMPreeditArea)	1498	#if 0
		1499	// unfortunately, only the focus window is used by XIM, hard to fix
		1500	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1501	vt_select_input ();
		1502	#endif
		1503
1397	IMSetStatusPosition ();	1504	IMSetPosition ();
1398		1505
1399	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1400	return true;	1506	return true;
1401	}	1507	}
1402		1508
1403	void	1509	void
1404	rxvt_term::im_cb ()	1510	rxvt_term::im_cb ()
1405	{	1511	{
1406	int i, found, had_im;	1512	int i;
1407	const char *p;	1513	const char *p;
1408	char **s;	1514	char **s;
1409	char buf[IMBUFSIZ];	1515	char buf[IMBUFSIZ];
1410		1516
		1517	make_current ();
		1518
1411	im_destroy ();	1519	im_destroy ();
1412		1520
1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414	if (Input_Context)	1521	if (Input_Context)
1415	return;	1522	return;
1416		1523
1417	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1524	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1418	if (rs[Rs_imLocale])	1525	if (rs[Rs_imLocale])
…		…
1422	p = rs[Rs_inputMethod];	1529	p = rs[Rs_inputMethod];
1423	if (p && *p)	1530	if (p && *p)
1424	{	1531	{
1425	bool found = false;	1532	bool found = false;
1426		1533
1427	s = rxvt_splitcommastring (p);	1534	s = rxvt_strsplit (',', p);
		1535
1428	for (i = 0; s[i]; i++)	1536	for (i = 0; s[i]; i++)
1429	{	1537	{
1430	if (*s[i])	1538	if (*s[i])
1431	{	1539	{
1432	STRCPY (buf, "@im=");	1540	strcpy (buf, "@im=");
1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1541	strncat (buf, s[i], IMBUFSIZ - 5);
1434	if (IM_get_IC (buf))	1542	if (IM_get_IC (buf))
1435	{	1543	{
1436	found = true;	1544	found = true;
1437	break;	1545	break;
1438	}	1546	}
1439	}	1547	}
1440	}	1548	}
1441	for (i = 0; s[i]; i++)	1549
1442	free (s[i]);	1550	rxvt_free_strsplit (s);
1443	free (s);
1444		1551
1445	if (found)	1552	if (found)
1446	goto done;	1553	goto done;
1447	}	1554	}
1448		1555
…		…
1460	SET_LOCALE (locale);	1567	SET_LOCALE (locale);
1461	#endif	1568	#endif
1462	}	1569	}
1463		1570
1464	void	1571	void
1465	rxvt_term::IMSetStatusPosition ()	1572	rxvt_term::IMSetPosition ()
1466	{	1573	{
1467	XRectangle preedit_rect, status_rect, *needed_rect;	1574	XRectangle preedit_rect, status_rect, *needed_rect;
1468	XVaNestedList preedit_attr, status_attr;	1575	XVaNestedList preedit_attr, status_attr;
1469		1576
1470	if (Input_Context == NULL	1577	if (!Input_Context
1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1578	|| !focus
		1579	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1472	|| !IMisRunning ())	1580	|| !IMisRunning ())
1473	return;	1581	return;
1474		1582
		1583	if (input_style & XIMPreeditPosition)
		1584	{
		1585	im_set_size (preedit_rect);
		1586	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1587
		1588	XSetICValues (Input_Context,
		1589	XNPreeditAttributes, preedit_attr, NULL);
		1590	}
		1591	else
		1592	{
1475	/* Getting the necessary width of preedit area */	1593	/* Getting the necessary width of preedit area */
1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1594	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1595	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478	XFree (status_attr);	1596	XFree (status_attr);
1479		1597
1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1598	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1599	XFree (needed_rect);
1481		1600
1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1601	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1602	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484		1603
1485	XSetICValues (Input_Context,	1604	XSetICValues (Input_Context,
1486	XNPreeditAttributes, preedit_attr,	1605	XNPreeditAttributes, preedit_attr,
1487	XNStatusAttributes, status_attr, NULL);	1606	XNStatusAttributes, status_attr,
		1607	NULL);
1488		1608
		1609	XFree (status_attr);
		1610	}
		1611
1489	XFree (preedit_attr);	1612	XFree (preedit_attr);
1490	XFree (status_attr);
1491	}	1613	}
1492	#endif /* USE_XIM */	1614	#endif /* USE_XIM */
1493		1615
1494	/*----------------------------------------------------------------------*/	1616	void
1495	rxvt_t rxvt_current_term;	1617	rxvt_term::get_window_origin (int &x, int &y)
		1618	{
		1619	Window cr;
		1620	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1621	}
		1622
		1623	Pixmap
		1624	rxvt_term::get_pixmap_property (Atom property)
		1625	{
		1626	Pixmap pixmap = None;
		1627
		1628	int aformat;
		1629	unsigned long nitems, bytes_after;
		1630	Atom atype;
		1631	unsigned char *prop;
		1632	int result = XGetWindowProperty (dpy, display->root, property,
		1633	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1634	&nitems, &bytes_after, &prop);
		1635	if (result == Success)
		1636	{
		1637	if (atype == XA_PIXMAP)
		1638	pixmap = *(Pixmap *)prop;
		1639	XFree (prop);
		1640	}
		1641
		1642	return pixmap;
		1643	}
		1644
		1645	#ifdef HAVE_BG_PIXMAP
		1646
		1647	void
		1648	rxvt_term::update_background ()
		1649	{
		1650	if (update_background_ev.is_active ())
		1651	return;
		1652
		1653	bg_invalidate ();
		1654
		1655	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1656
		1657	if (to_wait <= 0.)
		1658	bg_render ();
		1659	else
		1660	update_background_ev.start (to_wait);
		1661	}
		1662
		1663	void
		1664	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1665	{
		1666	make_current ();
		1667
		1668	update_background_ev.stop ();
		1669	bg_render ();
		1670	refresh_check ();
		1671	}
		1672
		1673	#endif /* HAVE_BG_PIXMAP */
1496		1674
1497	/*----------------------- end-of-file (C source) -----------------------*/	1675	/*----------------------- end-of-file (C source) -----------------------*/

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