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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.54 by pcg, Mon Mar 15 00:08:11 2004 UTC vs.
Revision 1.380 by root, Tue Jun 5 11:35:58 2012 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 <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		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
49	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
50		61
51	void	62	bool
52	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
53	{	64	{
54	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
55	{	66
56	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);
57	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
58	}	75	return true;
		76	}
		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
59	}	89	}
60		90
61	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
62	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
63		93
64	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
65	{	95	{
66	compose_char *cc;	96	compose_char *cc;
67		97
68	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
69	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
70	cc = (*this)[c1];	100	cc = (*this)[c1];
71	while (cc)	101	while (cc)
72	{	102	{
73	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
74	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
75	}	105	}
76		106
77	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
78	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
79	{
80	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
81	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
82	}
83		111
84	// allocate a new combination	112	// allocate a new combination
85	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
86	{	114	{
87	static int seen;	115	static int seen;
88		116
89	if (!seen++)	117	if (!seen++)
90	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
91		119
92	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
93	}	121	}
94		122
95	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
120	return len;	148	return len;
121		149
122	}	150	}
123	#endif	151	#endif
124		152
125	void *
126	rxvt_term::operator new (size_t s)
127	{
128	void *p = malloc (s);
129
130	MEMSET (p, 0, s);
131	return p;
132	}
133
134	void
135	rxvt_term::operator delete (void *p, size_t s)
136	{
137	free (p);
138	}
139
140	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
141	:	154	{
142	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
143	termwin_ev (this, &rxvt_term::x_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
144	vt_ev (this, &rxvt_term::x_cb),
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev (this, &rxvt_term::x_cb),
147	#endif
148	#ifdef MENUBAR
149	menubar_ev (this, &rxvt_term::x_cb),
150	#endif	157	#endif
151	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
152	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);
153	#endif	160	#endif
154	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
155	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 ENABLE_TRANSPARENCY || 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),
156	#endif	179	#endif
157	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
158	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
159	#endif	182	#endif
160	#ifdef USE_XIM	183	#ifndef NO_BELL
161	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
162	#endif	185	#endif
163	check_ev (this, &rxvt_term::check_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
164	destroy_ev (this, &rxvt_term::destroy_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
165	pty_ev (this, &rxvt_term::pty_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
166	incr_ev (this, &rxvt_term::incr_cb)	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
167	{	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
168	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;
169	}	212	}
170		213
171	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
172	{	215	{
173	if (cmd_fd >= 0)	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
174	close (cmd_fd);
175		217
176	#ifndef NO_SETOWNER_TTYDEV	218	emergency_cleanup ();
177	privileged_ttydev (RESTORE);
178	#endif
179	#ifdef UTMP_SUPPORT
180	privileged_utmp (RESTORE);
181	#endif
182		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
183	delete TermWin.fontset;	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
184		230
185	if (display)	231	if (display)
186	{	232	{
187	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	233	selection_clear ();
		234	selection_clear (true);
		235
		236	#if USE_XIM
		237	im_destroy ();
		238	#endif
		239	scrollBar.destroy ();
		240	if (gc) XFreeGC (dpy, gc);
		241
188	delete menuBar.drawable;	242	delete drawable;
189	//if (menuBar.win)
190	// XDestroyWindow (display->display, menuBar.win);
191	#endif
192	delete TermWin.drawable;
193	// destroy all windows	243	// destroy all windows
194	if (TermWin.parent[0])	244	if (parent)
195	XDestroyWindow (display->display, TermWin.parent[0]);	245	XDestroyWindow (dpy, parent);
196	}
197		246
198	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
		248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
		251	#if OFF_FOCUS_FADING
		252	pix_colors_unfocused [i].free (this);
		253	#endif
		254	}
199		255
200	delete PixColors;	256	clear ();
201		257
		258	display->flush (); /* ideally .put should do this */
202	displays.put (display);	259	displays.put (display);
		260	}
203		261
204	scr_release ();	262	scr_release ();
205		263
206	free (env_windowid);	264	/* clear all resources */
207	free (env_display);	265	for (int i = 0; i < allocated.size (); i++)
208	free (env_term);	266	free (allocated [i]);
209	free (env_colorfgbg);	267
		268	free (selection.text);
		269	free (selection.clip_text);
210	free (locale);	270	free (locale);
211	free (codeset);	271	free (v_buffer);
		272
		273	delete selection_req;
212		274
213	delete envv;	275	delete envv;
214	delete argv;	276	delete argv;
		277
		278	#ifdef KEYSYM_RESOURCE
		279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
		285
		286	// child has exited, usually destroys
		287	void
		288	rxvt_term::child_cb (ev::child &w, int status)
		289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
		292	cmd_pid = 0;
		293
		294	if (!option (Opt_hold))
		295	destroy ();
215	}	296	}
216		297
217	void	298	void
218	rxvt_term::destroy ()	299	rxvt_term::destroy ()
219	{	300	{
		301	if (destroy_ev.is_active ())
		302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		305
		306	#if ENABLE_OVERLAY
		307	scr_overlay_off ();
		308	#endif
		309
220	if (display)	310	if (display)
221	{	311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
222	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
		318	#endif
223	termwin_ev.stop (display);	319	termwin_ev.stop (display);
224	vt_ev.stop (display);	320	vt_ev.stop (display);
225	#ifdef USE_XIM
226	im_destroy ();
227	im_ev.stop (display);
228	#endif
229	#ifdef HAVE_SCROLLBARS
230	scrollbar_ev.stop (display);
231	#endif
232	#ifdef MENUBAR
233	menubar_ev.stop (display);
234	#endif
235	}	321	}
236		322
237	check_ev.stop ();	323	flush_ev.stop ();
238	pty_ev.stop ();	324	pty_ev.stop ();
239	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
240	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
241	#endif	327	#endif
242	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
243	text_blink_ev.stop ();	329	text_blink_ev.stop ();
244	#endif	330	#endif
		331	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		332	cont_scroll_ev.stop ();
		333	#endif
		334	#ifdef SELECTION_SCROLLING
		335	sel_scroll_ev.stop ();
		336	#endif
245	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
246	pointer_ev.stop ();	338	pointer_ev.stop ();
247	#endif	339	#endif
248		340
249	destroy_ev.start (0);	341	destroy_ev.start ();
250	}	342	}
251		343
252	void	344	void
253	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
254	{	346	{
255	SET_R (this);	347	make_current ();
256		348
257	delete this;	349	delete this;
258	}	350	}
259		351
		352	void
		353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		354	{
		355	if (!opt)
		356	return;
		357
		358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
		360
		361	val = val & ~mask | (set ? mask : 0);
		362	}
		363
260	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
261	/* rxvt_init () */
262	/* LIBPROTO */
263	rxvt_t
264	rxvt_init (int argc, const char *const *argv)
265	{
266	SET_R (new rxvt_term);
267
268	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
269	{
270	delete GET_R;
271	SET_R (0);
272	}
273
274	return GET_R;
275	}
276
277	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
278
279	void
280	rxvt_init_signals ()
281	{
282	/* install exit handler for cleanup */
283	#if 0
284	#ifdef HAVE_ATEXIT
285	atexit (rxvt_clean_exit);
286	#else
287	#endif
288	#endif
289
290	struct sigaction sa;
291
292	sigfillset (&sa.sa_mask);
293	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
294	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
295	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
298	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
299	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
300
301	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
302	/* signal (SIGURG, SIG_DFL); */
303
304	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
305	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
306	}
307
308	bool
309	rxvt_term::init (int argc, const char *const *argv)
310	{
311	/*
312	* Save and then give up any super-user privileges
313	* If we need privileges in any area then we must specifically request it.
314	* We should only need to be root in these cases:
315	* 1. write utmp entries on some systems
316	* 2. chown tty on some systems
317	*/
318	privileges (SAVE);
319	privileges (IGNORE);
320
321	init_secondary ();
322
323	const char **cmd_argv = init_resources (argc, argv);
324
325	set_locale ("");
326
327	#if MENUBAR_MAX
328	menubar_read (rs[Rs_menu]);
329	#endif
330	#ifdef HAVE_SCROLLBARS
331	if (Options & Opt_scrollBar)
332	scrollBar.setIdle (); /* set existence for size calculations */
333	#endif
334
335	create_windows (argc, argv);
336
337	init_xlocale ();
338
339	scr_reset (); /* initialize screen */
340
341	#if 0
342	XSynchronize (display->display, True);
343	#endif
344
345	#ifdef HAVE_SCROLLBARS
346	if (Options & Opt_scrollBar)
347	resize_scrollbar (); /* create and map scrollbar */
348	#endif
349	#if (MENUBAR_MAX)
350	if (menubar_visible ())
351	XMapWindow (display->display, menuBar.win);
352	#endif
353	#ifdef TRANSPARENT
354	if (Options & Opt_transparent)
355	{
356	XSelectInput (display->display, display->root, PropertyChangeMask);
357	check_our_parents ();
358	}
359	#endif
360
361	rootwin_ev.start (display, display->root);
362
363	XMapWindow (display->display, TermWin.vt);
364	XMapWindow (display->display, TermWin.parent[0]);
365
366	init_command (cmd_argv);
367
368	pty_ev.start (cmd_fd, EVENT_READ);
369
370	check_ev.start ();
371
372	return true;
373	}
374
375	/* ------------------------------------------------------------------------- *
376	* SIGNAL HANDLING & EXIT HANDLER *
377	* ------------------------------------------------------------------------- */
378	/*	365	/*
379	* Catch a SIGCHLD signal and exit if the direct child has died	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
380	*/	367	*/
381	/* ARGSUSED */	368	static XErrorHandler old_xerror_handler;
382	/* EXTPROTO */	369
383	RETSIGTYPE	370	static void
384	rxvt_Child_signal (int sig __attribute__ ((unused)))	371	rxvt_emergency_cleanup ()
385	{	372	{
386	int pid, save_errno = errno;	373	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	374	(*t)->emergency_cleanup ();
		375	}
		376
		377	#if !ENABLE_MINIMAL
		378	static void ecb_cold
		379	print_x_error (Display *dpy, XErrorEvent *event)
		380	{
		381	char buffer[BUFSIZ];
		382	char mesg[BUFSIZ];
		383	char number[32];
		384
		385	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		386
		387	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		388	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		389
		390	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		391	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		392	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		393
		394	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		395	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		396
		397	sprintf (number, "%d", event->request_code);
		398	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		399	rxvt_warn ("+ (which is %s)\n", buffer);
		400
		401	if (event->request_code >= 128)
		402	{
		403	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		404	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		405	}
		406
		407	if (event->error_code == BadWindow
		408	|| event->error_code == BadPixmap
		409	|| event->error_code == BadCursor
		410	|| event->error_code == BadFont
		411	|| event->error_code == BadDrawable
		412	|| event->error_code == BadColor
		413	|| event->error_code == BadGC
		414	|| event->error_code == BadIDChoice
		415	|| event->error_code == BadValue
		416	|| event->error_code == BadAtom)
		417	{
		418	if (event->error_code == BadValue)
		419	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		420	else if (event->error_code == BadAtom)
		421	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		422	else
		423	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		424
		425	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
388	;	426	}
389	errno = save_errno;
390
391	#if 0
392	if (pid == cmd_pid)
393	exit (EXIT_SUCCESS);
394	#endif
395	}	427	}
396
397	/*
398	* Catch a fatal signal and tidy up before quitting
399	*/
400	/* EXTPROTO */
401	RETSIGTYPE
402	rxvt_Exit_signal (int sig)
403	{
404	signal (sig, SIG_DFL);
405	#ifdef DEBUG_CMD
406	rxvt_print_error ("signal %d", sig);
407	#endif	428	#endif
408	rxvt_clean_exit ();
409	kill (getpid (), sig);
410	}
411		429
412	/* INTPROTO */	430	int ecb_cold
413	int
414	rxvt_xerror_handler (Display *display, XErrorEvent *event)	431	rxvt_xerror_handler (Display *display, XErrorEvent *event)
415	{	432	{
416	if (GET_R->allowedxerror == -1)	433	if (GET_R->allowedxerror == -1)
417	GET_R->allowedxerror = event->error_code;	434	GET_R->allowedxerror = event->error_code;
418	else	435	else
419	{	436	{
		437	// GET_R is most likely not the terminal which caused the error,
		438	// so just output the error and continue
		439	#if ENABLE_MINIMAL
420	old_xerror_handler (display, event);	440	old_xerror_handler (display, event);
421	GET_R->destroy ();	441	#else
		442	print_x_error (display, event);
		443	#endif
422	}	444	}
423		445
424	return 0;	446	return 0;
		447	}
		448
		449	int ecb_cold
		450	rxvt_xioerror_handler (Display *display)
		451	{
		452	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		453	DisplayString (display));
		454	rxvt_emergency_cleanup ();
		455	_exit (EXIT_FAILURE);
		456	}
		457
		458	static struct sig_handlers
		459	{
		460	ev::sig sw_term, sw_int;
		461
		462	/*
		463	* Catch a fatal signal and tidy up before quitting
		464	*/
		465	void sig_term (ev::sig &w, int revents);
		466
		467	sig_handlers ()
		468	{
		469	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		470	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		471	}
		472	} sig_handlers;
		473
		474	void
		475	sig_handlers::sig_term (ev::sig &w, int revents)
		476	{
		477	rxvt_emergency_cleanup ();
		478	w.stop ();
		479	kill (getpid (), w.signum);
		480	}
		481
		482	static void
		483	rxvt_get_ttymode (struct termios *tio)
		484	{
		485	if (tcgetattr (STDIN_FILENO, tio) < 0)
		486	memset (tio, 0, sizeof (struct termios));
		487
		488	for (int i = 0; i < NCCS; i++)
		489	tio->c_cc[i] = VDISABLE;
		490
		491	tio->c_cc[VINTR] = CINTR;
		492	tio->c_cc[VQUIT] = CQUIT;
		493	tio->c_cc[VERASE] = CERASE;
		494	#ifdef VERASE2
		495	tio->c_cc[VERASE2] = CERASE2;
		496	#endif
		497	tio->c_cc[VKILL] = CKILL;
		498	tio->c_cc[VEOF] = CEOF;
		499	tio->c_cc[VSTART] = CSTART;
		500	tio->c_cc[VSTOP] = CSTOP;
		501	tio->c_cc[VSUSP] = CSUSP;
		502	# ifdef VDSUSP
		503	tio->c_cc[VDSUSP] = CDSUSP;
		504	# endif
		505	# ifdef VREPRINT
		506	tio->c_cc[VREPRINT] = CRPRNT;
		507	# endif
		508	# ifdef VDISCRD
		509	tio->c_cc[VDISCRD] = CFLUSH;
		510	# endif
		511	# ifdef VWERSE
		512	tio->c_cc[VWERSE] = CWERASE;
		513	# endif
		514	# ifdef VLNEXT
		515	tio->c_cc[VLNEXT] = CLNEXT;
		516	# endif
		517	# ifdef VSTATUS
		518	tio->c_cc[VSTATUS] = CSTATUS;
		519	# endif
		520
		521	# if VMIN != VEOF
		522	tio->c_cc[VMIN] = 1;
		523	# endif
		524	# if VTIME != VEOL
		525	tio->c_cc[VTIME] = 0;
		526	# endif
		527
		528	/* input modes */
		529	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		530	# ifdef IMAXBEL
		531	| IMAXBEL
		532	# endif
		533	| IXON);
		534
		535	/* output modes */
		536	tio->c_oflag = (OPOST | ONLCR);
		537
		538	/* control modes */
		539	tio->c_cflag = (CS8 | CREAD);
		540
		541	/* local modes */
		542	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		543	# if defined (ECHOCTL) && defined (ECHOKE)
		544	| ECHOCTL | ECHOKE
		545	# endif
		546	| ECHOE | ECHOK);
		547	}
		548
		549	char **rxvt_environ; // startup environment
		550
		551	void
		552	rxvt_init ()
		553	{
		554	assert (("fontMask must not overlap other RS masks",
		555	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		556
		557	rxvt_get_ttymode (&rxvt_term::def_tio);
		558
		559	// get rid of stdin/stdout as we don't need them, to free resources
		560	dup2 (STDERR_FILENO, STDIN_FILENO);
		561	dup2 (STDERR_FILENO, STDOUT_FILENO);
		562
		563	if (!ev_default_loop ())
		564	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		565
		566	rxvt_environ = environ;
		567
		568	signal (SIGHUP, SIG_IGN);
		569	signal (SIGPIPE, SIG_IGN);
		570
		571	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		572	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		573
		574	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		575	// TODO: handle this with exceptions and tolerate the memory loss
		576	XSetIOErrorHandler (rxvt_xioerror_handler);
		577
		578	XrmInitialize ();
		579
		580	#if HAVE_PIXBUF
		581	g_type_init ();
		582	#endif
425	}	583	}
426		584
427	/*----------------------------------------------------------------------*/	585	/*----------------------------------------------------------------------*/
428	/*	586	/*
429	* Exit gracefully, clearing the utmp entry and restoring tty attributes
430	* TODO: if debugging, this should free up any known resources if we can
431	*/
432	/* EXTPROTO */
433	void
434	rxvt_clean_exit ()
435	{
436	// TODO: rxvtd should clean up all ressources
437	if (GET_R)
438	GET_R->destroy ();
439	}
440
441	/* ------------------------------------------------------------------------- *
442	* MEMORY ALLOCATION WRAPPERS *
443	* ------------------------------------------------------------------------- */
444	/* EXTPROTO */
445	void *
446	rxvt_malloc (size_t size)
447	{
448	void *p;
449
450	p = malloc (size);
451	if (p)
452	return p;
453
454	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
455	rxvt_clean_exit ();
456	exit (EXIT_FAILURE);
457	/* NOTREACHED */
458	}
459
460	/* EXTPROTO */
461	void *
462	rxvt_calloc (size_t number, size_t size)
463	{
464	void *p;
465
466	p = calloc (number, size);
467	if (p)
468	return p;
469
470	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
471	rxvt_clean_exit ();
472	exit (EXIT_FAILURE);
473	/* NOTREACHED */
474	}
475
476	/* EXTPROTO */
477	void *
478	rxvt_realloc (void *ptr, size_t size)
479	{
480	void *p;
481
482	if (ptr)
483	p = realloc (ptr, size);
484	else
485	p = malloc (size);
486	if (p)
487	return p;
488
489	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
490	rxvt_clean_exit ();
491	exit (EXIT_FAILURE);
492	/* NOTREACHED */
493	}
494
495	/* ------------------------------------------------------------------------- *
496	* PRIVILEGED OPERATIONS *
497	* ------------------------------------------------------------------------- */
498	/* take care of suid/sgid super-user (root) privileges */
499	void
500	rxvt_term::privileges (int mode)
501	{
502	#if ! defined(__CYGWIN32__)
503	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
504	/* setreuid () is the poor man's setuid (), seteuid () */
505	# define seteuid(a) setreuid(-1, (a))
506	# define setegid(a) setregid(-1, (a))
507	# define HAVE_SETEUID
508	# endif
509	# ifdef HAVE_SETEUID
510	switch (mode)
511	{
512	case IGNORE:
513	/*
514	* change effective uid/gid - not real uid/gid - so we can switch
515	* back to root later, as required
516	*/
517	seteuid (getuid ());
518	setegid (getgid ());
519	break;
520	case SAVE:
521	euid = geteuid ();
522	egid = getegid ();
523	break;
524	case RESTORE:
525	seteuid (euid);
526	setegid (egid);
527	break;
528	}
529	# else
530	switch (mode)
531	{
532	case IGNORE:
533	setuid (getuid ());
534	setgid (getgid ());
535	/* FALLTHROUGH */
536	case SAVE:
537	/* FALLTHROUGH */
538	case RESTORE:
539	break;
540	}
541	# endif
542	#endif
543	}
544
545	#ifdef UTMP_SUPPORT
546	void
547	rxvt_term::privileged_utmp (char action)
548	{
549	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
550	action, next_utmp_action, getpid ()));
551	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
552	|| (Options & Opt_utmpInhibit)
553	|| ttydev == NULL || *ttydev == '\0')
554	return;
555
556	privileges (RESTORE);
557	if (action == SAVE)
558	{
559	next_utmp_action = RESTORE;
560	makeutent (ttydev, rs[Rs_display_name]);
561	}
562	else
563	{ /* action == RESTORE */
564	next_utmp_action = IGNORE;
565	cleanutent ();
566	}
567	privileges (IGNORE);
568	}
569	#endif
570
571	#ifndef NO_SETOWNER_TTYDEV
572	void
573	rxvt_term::privileged_ttydev (char action)
574	{
575	D_MAIN ((stderr,
576	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
577	action, next_tty_action, getpid ()));
578	if (next_tty_action != action || (action != SAVE && action != RESTORE)
579	|| ttydev == NULL || *ttydev == '\0')
580	return;
581
582	privileges (RESTORE);
583
584	if (action == SAVE)
585	{
586	next_tty_action = RESTORE;
587	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
588	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
589	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
590	next_tty_action = IGNORE;
591	else
592	# endif
593
594	{
595	chown (ttydev, getuid (), ttygid); /* fail silently */
596	chmod (ttydev, ttymode);
597	# ifdef HAVE_REVOKE
598	revoke (ttydev);
599	# endif
600
601	}
602	}
603	else
604	{ /* action == RESTORE */
605	next_tty_action = IGNORE;
606	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
607	chmod (ttydev, ttyfd_stat.st_mode);
608	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
609	# else
610	chmod (ttydev,
611	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
612	chown (ttydev, 0, 0);
613	# endif
614
615	}
616
617	privileges (IGNORE);
618
619	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
620	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
621	action == RESTORE ? "Restoring" : (action ==
622	SAVE ? "Saving" :
623	"UNKNOWN ERROR for"), ttydev,
624	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
625	ttyfd_stat.st_gid));
626	# endif
627	}
628	#endif
629
630	/*----------------------------------------------------------------------*/
631	/*
632	* window size/position calculcations for XSizeHint and other storage.	587	* window size/position calculations for XSizeHint and other storage.
633	* if width/height are non-zero then override calculated width/height	588	* if width/height are non-zero then override calculated width/height
634	*/	589	*/
635	void	590	void
636	rxvt_term::window_calc (unsigned int width, unsigned int height)	591	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
637	{	592	{
638	short recalc_x, recalc_y;	593	short recalc_x, recalc_y;
639	int x, y, sb_w, mb_h, flags;	594	int x, y, flags;
640	unsigned int w, h;	595	unsigned int w, h;
641	unsigned int max_width, max_height;	596	unsigned int max_width, max_height;
642		597
643	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
644	TermWin.ncol, TermWin.nrow, szHint.width,
645	szHint.height));
646	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	598	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
647	szHint.win_gravity = NorthWestGravity;	599	szHint.win_gravity = NorthWestGravity;
648	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	600	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
649		601
650	recalc_x = recalc_y = 0;	602	recalc_x = recalc_y = 0;
651	flags = 0;	603	flags = 0;
		604
652	if (!parsed_geometry)	605	if (!parsed_geometry)
653	{	606	{
654	parsed_geometry = 1;	607	parsed_geometry = 1;
		608
655	if (rs[Rs_geometry])	609	if (rs[Rs_geometry])
656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	610	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		611
657	if (flags & WidthValue)	612	if (flags & WidthValue)
658	{	613	{
659	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	614	if (!w)
		615	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		616
		617	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
660	szHint.flags |= USSize;	618	szHint.flags |= USSize;
661	}	619	}
		620
662	if (flags & HeightValue)	621	if (flags & HeightValue)
663	{	622	{
664	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	623	if (!h)
		624	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		625
		626	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
665	szHint.flags |= USSize;	627	szHint.flags |= USSize;
666	}	628	}
		629
667	if (flags & XValue)	630	if (flags & XValue)
668	{	631	{
669	szHint.x = x;	632	szHint.x = x;
670	szHint.flags |= USPosition;	633	szHint.flags |= USPosition;
		634
671	if (flags & XNegative)	635	if (flags & XNegative)
672	{	636	{
673	recalc_x = 1;	637	recalc_x = 1;
674	szHint.win_gravity = NorthEastGravity;	638	szHint.win_gravity = NorthEastGravity;
675	}	639	}
676	}	640	}
		641
677	if (flags & YValue)	642	if (flags & YValue)
678	{	643	{
679	szHint.y = y;	644	szHint.y = y;
680	szHint.flags |= USPosition;	645	szHint.flags |= USPosition;
		646
681	if (flags & YNegative)	647	if (flags & YNegative)
682	{	648	{
683	recalc_y = 1;	649	recalc_y = 1;
		650
684	if (szHint.win_gravity == NorthEastGravity)	651	if (szHint.win_gravity == NorthEastGravity)
685	szHint.win_gravity = SouthEastGravity;	652	szHint.win_gravity = SouthEastGravity;
686	else	653	else
687	szHint.win_gravity = SouthWestGravity;	654	szHint.win_gravity = SouthWestGravity;
688	}	655	}
689	}	656	}
690	}	657	}
691		658
692	/* TODO: BOUNDS */	659	/* TODO: BOUNDS */
693	TermWin.width = TermWin.ncol * TermWin.fwidth;	660	width = ncol * fwidth;
694	TermWin.height = TermWin.nrow * TermWin.fheight;	661	height = nrow * fheight;
695	max_width = MAX_COLS * TermWin.fwidth;	662	max_width = MAX_COLS * fwidth;
696	max_height = MAX_ROWS * TermWin.fheight;	663	max_height = MAX_ROWS * fheight;
697		664
698	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	665	szHint.base_width = szHint.base_height = 2 * int_bwidth;
699		666
700	sb_w = mb_h = 0;
701	window_vt_x = window_vt_y = 0;	667	window_vt_x = window_vt_y = int_bwidth;
702	if (scrollbar_visible ())	668
		669	if (scrollBar.state)
703	{	670	{
704	sb_w = scrollbar_TotalWidth ();	671	int sb_w = scrollBar.total_width ();
705	szHint.base_width += sb_w;	672	szHint.base_width += sb_w;
		673
706	if (! (Options & Opt_scrollBar_right))	674	if (!option (Opt_scrollBar_right))
707	window_vt_x = sb_w;	675	window_vt_x += sb_w;
708	}
709	if (menubar_visible ())
710	{	676	}
711	mb_h = menuBar_TotalHeight ();	677
712	szHint.base_height += mb_h;
713	window_vt_y = mb_h;
714	}
715	szHint.width_inc = TermWin.fwidth;	678	szHint.width_inc = fwidth;
716	szHint.height_inc = TermWin.fheight;	679	szHint.height_inc = fheight;
717	szHint.min_width = szHint.base_width + szHint.width_inc;	680	szHint.min_width = szHint.base_width + szHint.width_inc;
718	szHint.min_height = szHint.base_height + szHint.height_inc;	681	szHint.min_height = szHint.base_height + szHint.height_inc;
719		682
720	if (width && width - szHint.base_width < max_width)	683	if (newwidth && newwidth - szHint.base_width < max_width)
721	{	684	{
722	szHint.width = width;	685	szHint.width = newwidth;
723	TermWin.width = width - szHint.base_width;	686	width = newwidth - szHint.base_width;
724	}	687	}
725	else	688	else
726	{	689	{
727	MIN_IT (TermWin.width, max_width);	690	min_it (width, max_width);
728	szHint.width = szHint.base_width + TermWin.width;	691	szHint.width = szHint.base_width + width;
729	}	692	}
		693
730	if (height && height - szHint.base_height < max_height)	694	if (newheight && newheight - szHint.base_height < max_height)
731	{	695	{
732	szHint.height = height;	696	szHint.height = newheight;
733	TermWin.height = height - szHint.base_height;	697	height = newheight - szHint.base_height;
734	}	698	}
735	else	699	else
736	{	700	{
737	MIN_IT (TermWin.height, max_height);	701	min_it (height, max_height);
738	szHint.height = szHint.base_height + TermWin.height;	702	szHint.height = szHint.base_height + height;
739	}	703	}
740	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
741	window_sb_x = szHint.width - sb_w;
742		704
743	if (recalc_x)	705	if (recalc_x)
744	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	706	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
745	- szHint.width - 2 * TermWin.ext_bwidth);	707
746	if (recalc_y)	708	if (recalc_y)
747	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	709	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
748	- szHint.height - 2 * TermWin.ext_bwidth);
749		710
750	TermWin.ncol = TermWin.width / TermWin.fwidth;	711	ncol = width / fwidth;
751	TermWin.nrow = TermWin.height / TermWin.fheight;	712	nrow = height / fheight;
752	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	713
753	TermWin.ncol, TermWin.nrow, szHint.width,	714	// When the size of the vt window is not a multiple of the cell
754	szHint.height));	715	// size, i.e., when the wm does not honour our size hints, there are
755	return;	716	// extra areas not covered by the terminal screen. Such gaps, when a
		717	// bg pixmap is set, would have to be cleared manually to properly
		718	// refresh the background. We take the simpler route and shrink the
		719	// vt window so as to avoid creating gaps.
		720	vt_width = ncol * fwidth;
		721	vt_height = nrow * fheight;
756	}	722	}
757		723
758	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
759	/*	725	/*
760	* Tell the teletype handler what size the window is.	726	* Tell the teletype handler what size the window is.
761	* Called after a window size change.	727	* Called after a window size change.
762	*/	728	*/
763	void	729	void
764	rxvt_term::tt_winch ()	730	rxvt_term::tt_winch ()
765	{	731	{
		732	if (pty->pty < 0)
		733	return;
		734
766	struct winsize ws;	735	struct winsize ws;
767		736
768	if (cmd_fd < 0)
769	return;
770
771	ws.ws_col = TermWin.ncol;	737	ws.ws_col = ncol;
772	ws.ws_row = TermWin.nrow;	738	ws.ws_row = nrow;
773	ws.ws_xpixel = ws.ws_ypixel = 0;	739	ws.ws_xpixel = vt_width;
774	#ifndef DEBUG_SIZE	740	ws.ws_ypixel = vt_height;
775	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	741	ioctl (pty->pty, TIOCSWINSZ, &ws);
		742
		743	#if 0
		744	// TIOCSWINSZ is supposed to do this automatically and correctly
		745	if (cmd_pid) /* force through to the command */
		746	kill (-cmd_pid, SIGWINCH);
		747	#endif
		748	}
		749
		750	/*----------------------------------------------------------------------*/
		751	/* load and set the various fonts */
		752	bool
		753	rxvt_term::set_fonts ()
		754	{
		755	rxvt_fontset *fs = new rxvt_fontset (this);
		756	rxvt_fontprop prop;
		757
		758	if (!fs
		759	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		760	|| !fs->realize_font (1))
		761	{
		762	delete fs;
		763	return false;
		764	}
		765
		766	#if ENABLE_STYLES
		767	for (int i = RS_styleCount; --i; )
		768	if (fontset[i] != fontset[0])
		769	delete fontset[i];
		770	#endif
		771
		772	delete fontset[0];
		773	fontset[0] = fs;
		774
		775	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		776	prop.width += letterSpace;
		777
		778	fs->set_prop (prop, false);
		779
		780	fwidth = prop.width;
		781	fheight = prop.height + lineSpace;
		782	fbase = prop.ascent;
		783
		784	for (int style = 1; style < 4; style++)
		785	{
		786	#if ENABLE_STYLES
		787	const char *res = rs[Rs_font + style];
		788
		789	if (res && !*res)
		790	fontset[style] = fontset[0];
		791	else
		792	{
		793	fontset[style] = fs = new rxvt_fontset (this);
		794	rxvt_fontprop prop2 = prop;
		795
		796	if (res)
		797	{
		798	fs->populate (res);
		799	fs->set_prop (prop2, false);
		800	}
		801	else
		802	{
		803	fs->populate (fontset[0]->fontdesc);
		804
		805	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		806	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		807
		808	fs->set_prop (prop2, true);
		809	}
		810
		811	}
776	#else	812	#else
777	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	813	fontset[style] = fontset[0];
778	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
779	# ifdef SIGWINCH
780	else if (cmd_pid) /* force through to the command */
781	kill (cmd_pid, SIGWINCH);
782	# endif	814	#endif
783	#endif
784	}
785
786	/*----------------------------------------------------------------------*/
787	/* rxvt_change_font () - Switch to a new font */
788	/*
789	* init = 1 - initialize
790	*
791	* fontname == FONT_UP - switch to bigger font
792	* fontname == FONT_DN - switch to smaller font
793	*/
794	bool
795	rxvt_term::change_font (const char *fontname)
796	{
797	if (fontname == FONT_UP)
798	{	815	}
799	// TODO	816
		817	if (parent)
800	}	818	{
801	else if (fontname == FONT_DN)
802	{
803	// TODO
804	}
805	else
806	{
807	rxvt_fontset *fs = new rxvt_fontset (this);
808
809	if (fs && fs->populate (fontname ? fontname : "fixed"))
810	{
811	delete TermWin.fontset;
812	TermWin.fontset = fs;
813	TermWin.fwidth = fs->base_font ()->width;
814	TermWin.fheight = fs->base_font ()->height;
815	TermWin.fbase = fs->base_font ()->ascent;
816
817	if (TermWin.parent[0])
818	{
819	resize_all_windows (0, 0, 0);	819	resize_all_windows (0, 0, 0);
820	scr_remap_chars ();	820	scr_remap_chars ();
821	scr_touch (true);	821	scr_touch (true);
822	}	822	}
823		823
824	return true;	824	return true;
825	}	825	}
		826
		827	void
		828	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		829	{
		830	XChangeProperty (dpy, parent,
		831	prop, XA_STRING, 8, PropModeReplace,
		832	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		833	}
		834
		835	void
		836	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		837	{
		838	XTextProperty ct;
		839
		840	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
826	}	841	{
827		842	XSetTextProperty (dpy, parent, &ct, prop);
828	return false;	843	XFree (ct.value);
		844	}
829	}	845	}
830		846
831	bool	847	void
832	rxvt_term::font_up_down (int n, int direction)	848	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
833	{	849	{
834	return false;	850	wchar_t *ws = rxvt_mbstowcs (str, len);
		851	char *s = rxvt_wcstoutf8 (ws);
		852
		853	XChangeProperty (dpy, parent,
		854	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		855	(const unsigned char *)s, strlen (s));
		856
		857	free (s);
		858	free (ws);
835	}	859	}
836		860
837	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
838	/*----------------------------------------------------------------------*/	862	/*----------------------------------------------------------------------*/
839	/* xterm sequences - title, iconName, color (exptl) */	863	/* xterm sequences - title, iconName, color (exptl) */
840	void	864	void
841	rxvt_term::set_title (const char *str)	865	rxvt_term::set_title (const char *str)
842	{	866	{
843	#ifndef SMART_WINDOW_TITLE	867	set_mbstring_property (XA_WM_NAME, str);
844	XStoreName (display->display, TermWin.parent[0], str);	868	#if ENABLE_EWMH
845	#else	869	set_utf8_property (xa[XA_NET_WM_NAME], str);
846	char *name;
847
848	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
849	name = NULL;
850	if (name == NULL || STRCMP (name, str))
851	XStoreName (display->display, TermWin.parent[0], str);
852	if (name)
853	XFree (name);
854	#endif	870	#endif
855	}	871	}
856		872
857	void	873	void
858	rxvt_term::set_iconName (const char *str)	874	rxvt_term::set_icon_name (const char *str)
859	{	875	{
860	#ifndef SMART_WINDOW_TITLE	876	set_mbstring_property (XA_WM_ICON_NAME, str);
861	XSetIconName (display->display, TermWin.parent[0], str);	877	#if ENABLE_EWMH
862	#else	878	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
863	char *name;
864
865	if (XGetIconName (display->display, TermWin.parent[0], &name))
866	name = NULL;
867	if (name == NULL || STRCMP (name, str))
868	XSetIconName (display->display, TermWin.parent[0], str);
869	if (name)
870	XFree (name);
871	#endif	879	#endif
872	}	880	}
873		881
		882	void
		883	rxvt_term::set_window_color (int idx, const char *color)
		884	{
874	#ifdef XTERM_COLOR_CHANGE	885	#ifdef XTERM_COLOR_CHANGE
875	void
876	rxvt_term::set_window_color (int idx, const char *color)
877	{
878	rxvt_color xcol;	886	rxvt_color xcol;
879	int i;
880		887
881	if (color == NULL || *color == '\0')	888	if (color == NULL || *color == '\0')
882	return;	889	return;
883		890
		891	color = strdup (color);
		892	allocated.push_back ((void *)color);
		893	rs[Rs_color + idx] = color;
		894
884	/* handle color aliases */	895	/* handle color aliases */
885	if (isdigit (*color))	896	if (isdigit (*color))
886	{	897	{
887	i = atoi (color);	898	int i = atoi (color);
		899
888	if (i >= 8 && i <= 15)	900	if (i >= 8 && i <= 15)
		901	{
889	{ /* bright colors */	902	/* bright colors */
890	i -= 8;
891	# ifndef NO_BRIGHTCOLOR
892	PixColors[idx] = PixColors[minBrightCOLOR + i];	903	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
893	SET_PIXCOLOR (idx);
894	goto Done;	904	goto done;
895	# endif
896
897	}	905	}
		906
898	if (i >= 0 && i <= 7)	907	if (i >= 0 && i <= 7)
		908	{
899	{ /* normal colors */	909	/* normal colors */
900	PixColors[idx] = PixColors[minCOLOR + i];	910	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
901	SET_PIXCOLOR (idx);
902	goto Done;	911	goto done;
903	}	912	}
904	}	913	}
905	if (!rXParseAllocColor (& xcol, color))	914
906	return;	915	set_color (xcol, color);
907	/* XStoreColor (display->display, XCMAP, XColor*); */
908		916
909	/*	917	/*
910	* FIXME: should free colors here, but no idea how to do it so instead,	918	* FIXME: should free colors here, but no idea how to do it so instead,
911	* so just keep gobbling up the colormap	919	* so just keep gobbling up the colormap
912	*/	920	*/
913	# if 0
914	for (i = Color_Black; i <= Color_White; i++)
915	if (PixColors[idx] == PixColors[i])
916	break;
917	if (i > Color_White)
918	{
919	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
920	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
921	DisplayPlanes (display->display, display->screen));
922	}
923	# endif
924		921
925	PixColors[idx] = xcol;	922	pix_colors_focused[idx] = xcol;
926	SET_PIXCOLOR (idx);
927		923
928	/* XSetWindowAttributes attr; */
929	/* Cursor cursor; */
930	Done:	924	done:
931	if (idx == Color_bg && ! (Options & Opt_transparent))
932	XSetWindowBackground (display->display, TermWin.vt,
933	PixColors[Color_bg]);
934
935	/* handle Color_BD, scrollbar background, etc. */	925	/*TODO: handle Color_BD, scrollbar background, etc. */
936		926
937	set_colorfgbg ();	927	update_fade_color (idx);
938	recolour_cursor ();	928	recolour_cursor ();
939	/* the only reasonable way to enforce a clean update */	929	scr_recolour ();
940	scr_poweron ();	930	#endif /* XTERM_COLOR_CHANGE */
941	}	931	}
942
943	#else
944	# define set_window_color (idx,color) ((void)0)
945	#endif /* XTERM_COLOR_CHANGE */
946		932
947	void	933	void
948	rxvt_term::recolour_cursor ()	934	rxvt_term::recolour_cursor ()
949	{	935	{
950	#if TODO	936	XColor fg, bg;
951	rxvt_color xcol[2];
952		937
953	xcol[0] = PixColors[Color_pointer];	938	(ISSET_PIXCOLOR (Color_pointer_fg)
954	xcol[1] = PixColors[Color_bg];	939	? pix_colors_focused[Color_pointer_fg]
955	XQueryColors (display->display, XCMAP, xcol, 2);	940	: pix_colors_focused[Color_fg]).get (fg);
956	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	941
957	#endif	942	(ISSET_PIXCOLOR (Color_pointer_bg)
		943	? pix_colors_focused[Color_pointer_bg]
		944	: pix_colors_focused[Color_bg]).get (bg);
		945
		946	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
958	}	947	}
959		948
960	/*----------------------------------------------------------------------*/	949	/*----------------------------------------------------------------------*/
961	/*	950	/*
962	* find if fg/bg matches any of the normal (low-intensity) colors	951	* find if fg/bg matches any of the normal (low-intensity) colors
963	*/	952	*/
964	void	953	char *
965	rxvt_term::set_colorfgbg ()	954	rxvt_term::get_colorfgbg ()
966	{	955	{
967	unsigned int i;	956	unsigned int i;
968	const char *xpmb = "\0";	957	const char *xpmb = "";
969	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	958	char fstr[] = "default";
970		959	char bstr[] = "default";
971	env_colorfgbg =	960	char *env_colorfgbg;
972	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	961
973	STRCPY (fstr, "default");
974	STRCPY (bstr, "default");
975	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
976	if (PixColors[Color_fg] == PixColors[i])	963	if (pix_colors[Color_fg] == pix_colors[i])
977	{	964	{
978	sprintf (fstr, "%d", (i - Color_Black));	965	sprintf (fstr, "%d", i - Color_Black);
979	break;	966	break;
980	}	967	}
		968
981	for (i = Color_Black; i <= Color_White; i++)	969	for (i = Color_Black; i <= Color_White; i++)
982	if (PixColors[Color_bg] == PixColors[i])	970	if (pix_colors[Color_bg] == pix_colors[i])
983	{	971	{
984	sprintf (bstr, "%d", (i - Color_Black));	972	sprintf (bstr, "%d", i - Color_Black);
985	#ifdef XPM_BACKGROUND	973	#if BG_IMAGE_FROM_FILE
986	xpmb = "default;";	974	xpmb = "default;";
987	#endif	975	#endif
988	break;	976	break;
989	}	977	}
990		978
		979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
991	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	980	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
992		981	return env_colorfgbg;
993	#ifndef NO_BRIGHTCOLOR
994	colorfgbg = DEFAULT_RSTYLE;
995	for (i = minCOLOR; i <= maxCOLOR; i++)
996	{
997	if (PixColors[Color_fg] == PixColors[i])
998	colorfgbg = SET_FGCOLOR (colorfgbg, i);
999	if (PixColors[Color_bg] == PixColors[i])
1000	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1001	}
1002	#endif
1003	}	982	}
1004		983
1005	/*----------------------------------------------------------------------*/	984	/*----------------------------------------------------------------------*/
1006	/*
1007	* Colour determination for low colour displays, routine from
1008	* Hans de Goede <hans@highrise.nl>
1009	*/
1010		985
1011	int	986	bool
1012	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	987	rxvt_term::set_color (rxvt_color &color, const char *name)
1013	{	988	{
1014	if (!screen_in_out->set (display, colour))	989	if (color.set (this, name))
1015	{
1016	rxvt_print_error ("can't allocate colour: %s", colour);
1017	return false;
1018	}
1019
1020	return true;	990	return true;
		991
		992	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		993	return false;
		994	}
		995
		996	void
		997	rxvt_term::alias_color (int dst, int src)
		998	{
		999	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1021	}	1000	}
1022		1001
1023	/* -------------------------------------------------------------------- *	1002	/* -------------------------------------------------------------------- *
1024	* - WINDOW RESIZING - *	1003	* - WINDOW RESIZING - *
1025	* -------------------------------------------------------------------- */	1004	* -------------------------------------------------------------------- */
1026	void	1005	void
1027	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1006	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1028	{	1007	{
1029	int fix_screen;	1008	int fix_screen;
		1009	int old_width = szHint.width;
		1010	int old_height = szHint.height;
1030		1011
1031	#ifdef SMART_RESIZE
1032	int old_width = szHint.width, old_height = szHint.height;
1033	#endif
1034
1035	window_calc (width, height);	1012	window_calc (newwidth, newheight);
		1013
		1014	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1015
		1016	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1017	if (set_hint)
		1018	{
		1019	szHint.flags &= ~(PBaseSize | PResizeInc);
1036	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1020	XSetWMNormalHints (dpy, parent, &szHint);
		1021	szHint.flags |= PBaseSize | PResizeInc;
		1022	}
		1023
1037	if (!ignoreparent)	1024	if (!ignoreparent)
1038	{	1025	{
1039	#ifdef SMART_RESIZE	1026	#ifdef SMART_RESIZE
1040	/*	1027	/*
1041	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1028	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1044	int x, y, x1, y1;	1031	int x, y, x1, y1;
1045	int dx, dy;	1032	int dx, dy;
1046	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1033	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1047	Window unused_cr;	1034	Window unused_cr;
1048		1035
1049	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1036	XTranslateCoordinates (dpy, parent, display->root,
1050	0, 0, &x, &y, &unused_cr);	1037	0, 0, &x, &y, &unused_cr);
1051	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1038	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1052	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1039	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1053	/*	1040	/*
1054	* if display->root isn't the parent window, a WM will probably have offset	1041	* if display->root isn't the parent window, a WM will probably have offset
1055	* our position for handles and decorations. Counter it	1042	* our position for handles and decorations. Counter it
1056	*/	1043	*/
…		…
1058	{	1045	{
1059	x -= x1;	1046	x -= x1;
1060	y -= y1;	1047	y -= y1;
1061	}	1048	}
1062		1049
1063	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1050	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1064	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1051	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1065	dx = old_width - szHint.width;	1052	dx = old_width - szHint.width;
1066	dy = old_height - szHint.height;	1053	dy = old_height - szHint.height;
1067		1054
1068	/* Check position of the center of the window */	1055	/* Check position of the center of the window */
1069	if (x < x1) /* left half */	1056	if (x < x1) /* left half */
1070	dx = 0;	1057	dx = 0;
…		…
1073	if (y < y1) /* top half */	1060	if (y < y1) /* top half */
1074	dy = 0;	1061	dy = 0;
1075	else if (y == y1) /* exact center */	1062	else if (y == y1) /* exact center */
1076	dy /= 2;	1063	dy /= 2;
1077		1064
1078	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1065	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1079	szHint.width, szHint.height);	1066	szHint.width, szHint.height);
1080	#else	1067	#else
1081	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1068	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1082	szHint.height);
1083	#endif	1069	#endif
1084
1085	}	1070	}
1086		1071
1087	fix_screen = (TermWin.ncol != prev_ncol	1072	if (set_hint)
1088	|| TermWin.nrow != prev_nrow);	1073	XSetWMNormalHints (dpy, parent, &szHint);
1089		1074
		1075	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1076
1090	if (fix_screen || width != old_width || height != old_height)	1077	if (fix_screen || newwidth != old_width || newheight != old_height)
1091	{	1078	{
1092	if (scrollbar_visible ())	1079	if (scrollBar.state)
1093	{	1080	scrollBar.resize ();
1094	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1095	0, scrollbar_TotalWidth (), szHint.height);
1096	resize_scrollbar ();
1097	}
1098		1081
1099	if (menubar_visible ())	1082	XMoveResizeWindow (dpy, vt,
1100	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1083	window_vt_x, window_vt_y,
1101	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1084	vt_width, vt_height);
1102		1085
1103	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1086	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1104	window_vt_y, TermWin_TotalWidth (),
1105	TermWin_TotalHeight ());
1106	scr_clear (height != old_height);
1107	#ifdef XPM_BACKGROUND
1108	resize_pixmap ();
1109	#endif
1110		1087
		1088	#ifdef HAVE_BG_PIXMAP
		1089	if (bg_window_size_sensitive ())
		1090	update_background ();
		1091	#endif
1111	}	1092	}
1112		1093
1113	if (fix_screen || old_height == 0)	1094	if (fix_screen || old_height == 0)
1114	{
1115	int curr_screen = -1;
1116	int old_ncol = prev_ncol;
1117
1118	/* scr_reset only works on the primary screen */
1119	if (old_height) /* this is not the first time through */
1120	{
1121	unsigned int ncol = TermWin.ncol;
1122	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1123	curr_screen = scr_change_screen (PRIMARY);
1124	TermWin.ncol = ncol;
1125	}
1126
1127	scr_reset ();	1095	scr_reset ();
1128		1096
1129	if (curr_screen >= 0) /* this is not the first time through */
1130	{
1131	scr_change_screen (curr_screen);
1132	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1133	}
1134	}
1135
1136	old_width = szHint.width;
1137	old_height = szHint.height;
1138
1139	#ifdef USE_XIM	1097	#if USE_XIM
1140	IMSetStatusPosition ();	1098	im_set_position ();
1141	#endif	1099	#endif
1142	}	1100	}
1143		1101
1144	/*	1102	/*
1145	* Set the width/height of the vt window in characters. Units are pixels.	1103	* Set the width/height of the vt window in characters. Units are pixels.
1146	* good for toggling 80/132 columns	1104	* good for toggling 80/132 columns
1147	*/	1105	*/
1148	void	1106	void
1149	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1107	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1150	{	1108	{
1151	XWindowAttributes wattr;	1109	XWindowAttributes wattr;
1152		1110
1153	if (width == 0 || height == 0)	1111	if (newwidth == 0 || newheight == 0)
1154	{	1112	{
1155	XGetWindowAttributes (display->display, display->root, &wattr);	1113	XGetWindowAttributes (dpy, display->root, &wattr);
		1114
1156	if (width == 0)	1115	if (newwidth == 0)
1157	width = wattr.width - szHint.base_width;	1116	newwidth = wattr.width - szHint.base_width;
1158	if (height == 0)	1117	if (newheight == 0)
1159	height = wattr.height - szHint.base_height;	1118	newheight = wattr.height - szHint.base_height;
1160	}
1161	if (width != TermWin.width || height != TermWin.height)
1162	{	1119	}
		1120
		1121	if (newwidth != vt_width || newheight != vt_height)
		1122	{
1163	width += szHint.base_width;	1123	newwidth += szHint.base_width;
1164	height += szHint.base_height;	1124	newheight += szHint.base_height;
1165	resize_all_windows (width, height, 0);	1125	resize_all_windows (newwidth, newheight, 0);
1166	}	1126	}
1167	}	1127	}
1168		1128
1169	/* -------------------------------------------------------------------- *	1129	/* -------------------------------------------------------------------- *
1170	* - X INPUT METHOD ROUTINES - *	1130	* - X INPUT METHOD ROUTINES - *
1171	* -------------------------------------------------------------------- */	1131	* -------------------------------------------------------------------- */
1172	#ifdef USE_XIM	1132	#if USE_XIM
1173		1133
1174	void	1134	void
		1135	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1136	{
		1137	fg = pix_colors [Color_fg];
		1138	bg = pix_colors [Color_bg];
		1139	}
		1140
		1141	void
1175	rxvt_term::im_set_size (XRectangle *size)	1142	rxvt_term::im_set_size (XRectangle &size)
1176	{	1143	{
1177	size->x = TermWin.int_bwidth;	1144	// the int_bwidth terms make no sense to me
1178	size->y = TermWin.int_bwidth;	1145	size.x = int_bwidth;
1179	size->width = Width2Pixel (TermWin.ncol);	1146	size.y = int_bwidth;
1180	size->height = Height2Pixel (TermWin.nrow);	1147	size.width = Width2Pixel (ncol) + int_bwidth;
		1148	size.height = Height2Pixel (nrow) + int_bwidth;
1181	}	1149	}
1182		1150
1183	void	1151	void
1184	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1152	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1153	XRectangle &status_rect,
		1154	const XRectangle &needed_rect)
1185	{	1155	{
1186	*fg = PixColors[Color_fg];	1156	preedit_rect.x = needed_rect.width;
1187	*bg = PixColors[Color_bg];	1157	preedit_rect.y = 0;
		1158	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1159	preedit_rect.height = fheight;
		1160
		1161	status_rect.x = 0;
		1162	status_rect.y = 0;
		1163	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1164	status_rect.height = fheight;
1188	}	1165	}
1189		1166
1190	/* Checking whether input method is running. */	1167	/* Checking whether input method is running. */
1191	bool	1168	bool
1192	rxvt_term::IMisRunning ()	1169	rxvt_term::im_is_running ()
1193	{	1170	{
1194	char *p;	1171	Atom atom;
1195	Atom atom;	1172	Window win;
1196	Window win;
1197	char server[IMBUFSIZ];	1173	char server[IMBUFSIZ];
1198		1174
1199	/* get current locale modifier */	1175	/* get current locale modifier */
1200	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1176	if (char *p = XSetLocaleModifiers (0))
1201	{	1177	{
1202	STRCPY (server, "@server=");	1178	strcpy (server, "@server=");
1203	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1179	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1180
1204	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1181	if (p = strchr (server + 1, '@')) /* first one only */
1205	*p = '\0';	1182	*p = '\0';
1206		1183
1207	atom = XInternAtom (display->display, server, False);	1184	atom = XInternAtom (dpy, server, False);
1208	win = XGetSelectionOwner (display->display, atom);	1185	win = XGetSelectionOwner (dpy, atom);
		1186
1209	if (win != None)	1187	if (win != None)
1210	return True;	1188	return true;
1211	}	1189	}
		1190
1212	return False;	1191	return false;
1213	}	1192	}
1214		1193
1215	void	1194	void
1216	rxvt_term::IMSendSpot ()	1195	rxvt_term::im_send_spot ()
1217	{	1196	{
1218	XPoint spot;	1197	XPoint nspot;
1219	XVaNestedList preedit_attr;	1198	XVaNestedList preedit_attr;
1220		1199
1221	if (Input_Context == NULL	1200	if (!Input_Context
1222	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1201	|| !focus
1223	|| ! (event_type == KeyPress	1202	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1224	|| event_type == Expose
1225	|| event_type == NoExpose
1226	|| event_type == SelectionNotify
1227	|| event_type == ButtonRelease || event_type == FocusIn)
1228	|| !IMisRunning ())
1229	return;	1203	return;
1230		1204
1231	im_set_position (&spot);	1205	im_set_position (nspot);
		1206
		1207	if (nspot.x == spot.x && nspot.y == spot.y)
		1208	return;
		1209
		1210	spot = nspot;
1232		1211
1233	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1212	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1234	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1213	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1235	XFree (preedit_attr);	1214	XFree (preedit_attr);
1236	}	1215	}
1237		1216
1238	void	1217	void
1239	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1240	XRectangle * needed_rect)
1241	{
1242	int mbh, vtx = 0;
1243
1244	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1245	vtx = scrollbar_TotalWidth ();
1246
1247	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1248	mbh -= TermWin.lineSpace;
1249
1250	preedit_rect->x = needed_rect->width + vtx;
1251	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1252
1253	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1254	preedit_rect->height = Height2Pixel (1);
1255
1256	status_rect->x = vtx;
1257	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1258
1259	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1260	status_rect->height = Height2Pixel (1);
1261	}
1262
1263	void
1264	rxvt_term::im_destroy ()	1218	rxvt_term::im_destroy ()
1265	{	1219	{
1266	if (Input_Context)
1267	{
1268	XDestroyIC (Input_Context);
1269	Input_Context = NULL;
1270	}
1271
1272	if (input_method)	1220	if (input_method)
1273	{	1221	{
		1222	if (Input_Context && input_method->xim)
		1223	XDestroyIC (Input_Context);
		1224
1274	display->put_xim (input_method);	1225	display->put_xim (input_method);
1275	input_method = 0;	1226	input_method = 0;
1276	}	1227	}
		1228
		1229	Input_Context = 0;
1277	}	1230	}
		1231
		1232	#ifdef ENABLE_XIM_ONTHESPOT
		1233
		1234	static void
		1235	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1236	{
		1237	((rxvt_term *)client_data)->make_current ();
		1238	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1239	}
		1240
		1241	static void
		1242	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1243	{
		1244	((rxvt_term *)client_data)->make_current ();
		1245	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1246	}
		1247
		1248	static void
		1249	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1250	{
		1251	rxvt_term *term = (rxvt_term *)client_data;
		1252	XIMText *text = call_data->text;
		1253
		1254	term->make_current ();
		1255
		1256	if (text)
		1257	{
		1258	wchar_t *str;
		1259
		1260	if (!text->encoding_is_wchar && text->string.multi_byte)
		1261	{
		1262	// of course, X makes it ugly again
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->rs[Rs_imLocale]);
		1265
		1266	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1267	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1268
		1269	if (term->rs[Rs_imLocale])
		1270	SET_LOCALE (term->locale);
		1271	}
		1272	else
		1273	str = text->string.wide_char;
		1274
		1275	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1276	DT_INT, call_data->caret,
		1277	DT_INT, call_data->chg_first,
		1278	DT_INT, call_data->chg_length,
		1279	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1280	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1281	DT_END));
		1282	}
		1283	else
		1284	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1285	DT_INT, call_data->caret,
		1286	DT_INT, call_data->chg_first,
		1287	DT_INT, call_data->chg_length,
		1288	DT_END));
		1289	}
		1290
		1291	#if 0
		1292	static void
		1293	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1294	{
		1295	((rxvt_term *)client_data)->make_current ();
		1296	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1297	DT_INT, call_data->position,
		1298	DT_INT, call_data->direction,
		1299	DT_INT, call_data->style,
		1300	DT_END));
		1301	}
		1302	#endif
		1303
		1304	#endif
1278		1305
1279	/*	1306	/*
1280	* Try to open a XIM with the current modifiers, then see if we can	1307	* Try to open a XIM with the current modifiers, then see if we can
1281	* open a suitable preedit type	1308	* open a suitable preedit type
1282	*/	1309	*/
1283	bool	1310	bool
1284	rxvt_term::IM_get_IC (const char *modifiers)	1311	rxvt_term::im_get_ic (const char *modifiers)
1285	{	1312	{
1286	int i, j, found;	1313	int i, j, found;
1287	XIM xim;	1314	XIM xim;
1288	XPoint spot;	1315	XPoint spot;
1289	XRectangle rect, status_rect, needed_rect;	1316	XRectangle rect, status_rect, needed_rect;
1290	unsigned long fg, bg;	1317	unsigned long fg, bg;
1291	const char *p;	1318	const char *p;
1292	char **s;	1319	char **s;
1293	XIMStyles *xim_styles;	1320	XIMStyles *xim_styles;
1294	XVaNestedList preedit_attr, status_attr;	1321
		1322	set_environ (envv);
1295		1323
1296	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1324	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1297	return false;	1325	return false;
1298		1326
1299	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1300	input_method = display->get_xim (locale, modifiers);	1327	input_method = display->get_xim (locale, modifiers);
1301	if (input_method == NULL)	1328	if (input_method == NULL)
1302	return false;	1329	return false;
1303		1330
1304	xim = input_method->xim;	1331	xim = input_method->xim;
		1332	spot.x = spot.y = -1;
1305		1333
1306	xim_styles = NULL;	1334	xim_styles = NULL;
1307	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1335	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1308	|| !xim_styles || !xim_styles->count_styles)	1336	|| !xim_styles || !xim_styles->count_styles)
1309	{	1337	{
1310	display->put_xim (input_method);	1338	im_destroy ();
1311	return false;	1339	return false;
1312	}	1340	}
1313		1341
1314	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1342	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1315	s = rxvt_splitcommastring (p);	1343
		1344	for (int pi = 0; pi < 2; pi++)
		1345	{
		1346	p = pet[pi];
		1347
		1348	if (!p)
		1349	continue;
		1350
		1351	s = rxvt_strsplit (',', p);
		1352
1316	for (i = found = 0; !found && s[i]; i++)	1353	for (i = found = 0; !found && s[i]; i++)
1317	{	1354	{
1318	if (!STRCMP (s[i], "OverTheSpot"))	1355	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1356	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!STRCMP (s[i], "OffTheSpot"))	1357	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1358	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!STRCMP (s[i], "Root"))	1359	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1360	input_style = XIMPreeditNothing | XIMStatusNothing;
		1361	else if (!strcmp (s[i], "None"))
		1362	input_style = XIMPreeditNone | XIMStatusNone;
		1363	#ifdef ENABLE_XIM_ONTHESPOT
		1364	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1365	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1366	#endif
		1367	else
		1368	input_style = XIMPreeditNothing | XIMStatusNothing;
1324		1369
1325	for (j = 0; j < xim_styles->count_styles; j++)	1370	for (j = 0; j < xim_styles->count_styles; j++)
1326	if (input_style == xim_styles->supported_styles[j])	1371	if (input_style == xim_styles->supported_styles[j])
1327	{	1372	{
		1373	rxvt_free_strsplit (s);
		1374
1328	found = 1;	1375	found = 1;
1329	break;	1376	goto foundpet;
		1377	}
		1378
1330	}	1379	}
1331	}
1332		1380
1333	for (i = 0; s[i]; i++)	1381	rxvt_free_strsplit (s);
1334	free (s[i]);	1382	}
1335		1383
1336	free (s);	1384	foundpet:
		1385
1337	XFree (xim_styles);	1386	XFree (xim_styles);
1338		1387
1339	if (!found)	1388	if (!found)
1340	{	1389	{
1341	display->put_xim (input_method);	1390	im_destroy ();
1342	return false;	1391	return false;
1343	}	1392	}
1344		1393
1345	preedit_attr = status_attr = NULL;	1394	XFontSet fs = 0;
		1395	XVaNestedList preedit_attr = 0, status_attr = 0;
		1396
		1397	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1398	{
		1399	// fake us a font-set, please
		1400	char **missing_charset_list;
		1401	int missing_charset_count;
		1402	char *def_string;
		1403	char pat[512];
		1404
		1405	sprintf (pat,
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1408	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1409	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1410	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1411	"*",
		1412	fheight,
		1413	fheight + 1, fheight - 1,
		1414	fheight - 2, fheight + 2);
		1415
		1416	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1417	&missing_charset_list, &missing_charset_count, &def_string);
		1418
		1419	if (missing_charset_list)
		1420	XFreeStringList (missing_charset_list);
		1421
		1422	if (!fs)
		1423	{
		1424	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1425	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1426	}
		1427	}
1346		1428
1347	if (input_style & XIMPreeditPosition)	1429	if (input_style & XIMPreeditPosition)
1348	{	1430	{
1349	im_set_size (&rect);	1431	im_set_size (rect);
1350	im_set_position (&spot);	1432	im_set_position (spot);
1351	im_set_color (&fg, &bg);	1433	im_set_color (fg, bg);
1352		1434
1353	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1435	preedit_attr = XVaCreateNestedList (0,
		1436	XNForeground, fg,
		1437	XNBackground, bg,
		1438	XNArea, &rect,
1354	XNSpotLocation, &spot,	1439	XNSpotLocation, &spot,
1355	XNForeground, fg, XNBackground, bg,
1356	//XNFontSet, TermWin.fontset,	1440	XNFontSet, fs,
1357	NULL);	1441	NULL);
1358	}	1442	}
1359	else if (input_style & XIMPreeditArea)	1443	else if (input_style & XIMPreeditArea)
1360	{	1444	{
1361	im_set_color (&fg, &bg);	1445	im_set_color (fg, bg);
1362		1446
1363	/*	1447	/*
1364	* The necessary width of preedit area is unknown	1448	* The necessary width of preedit area is unknown
1365	* until create input context.	1449	* until create input context.
1366	*/	1450	*/
1367	needed_rect.width = 0;	1451	needed_rect.width = 0;
1368
1369	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1452	im_set_preedit_area (rect, status_rect, needed_rect);
1370		1453
1371	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1454	preedit_attr = XVaCreateNestedList (0,
		1455	XNForeground, fg,
1372	XNForeground, fg, XNBackground, bg,	1456	XNBackground, bg,
		1457	XNArea, &rect,
		1458	XNFontSet, fs,
		1459	NULL);
		1460	status_attr = XVaCreateNestedList (0,
		1461	XNForeground, fg,
		1462	XNBackground, bg,
		1463	XNArea, &status_rect,
1373	//XNFontSet, TermWin.fontset,	1464	XNFontSet, fs,
1374	NULL);	1465	NULL);
1375	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1466	}
1376	XNForeground, fg, XNBackground, bg,	1467	#if ENABLE_XIM_ONTHESPOT
1377	//XNFontSet, TermWin.fontset,	1468	else if (input_style & XIMPreeditCallbacks)
		1469	{
		1470	XIMCallback xcb[4];
		1471
		1472	im_set_position (spot);
		1473
		1474	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1475	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1476	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1477	# if 0
		1478	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1479	# endif
		1480
		1481	preedit_attr = XVaCreateNestedList (0,
		1482	XNSpotLocation, &spot,
		1483	XNPreeditStartCallback, &xcb[0],
		1484	XNPreeditDoneCallback , &xcb[1],
		1485	XNPreeditDrawCallback , &xcb[2],
		1486	# if 0
		1487	XNPreeditCaretCallback, &xcb[3],
		1488	# endif
1378	NULL);	1489	NULL);
1379	}	1490	}
		1491	#endif
1380		1492
1381	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1493	Input_Context = XCreateIC (xim,
		1494	XNInputStyle, input_style,
1382	XNClientWindow, TermWin.parent[0],	1495	XNClientWindow, vt,
1383	XNFocusWindow, TermWin.parent[0],	1496	XNFocusWindow, parent,
1384	preedit_attr ? XNPreeditAttributes : NULL,	1497	preedit_attr ? XNPreeditAttributes : NULL,
1385	preedit_attr,	1498	preedit_attr,
1386	status_attr ? XNStatusAttributes : NULL,	1499	status_attr ? XNStatusAttributes : NULL,
1387	status_attr, NULL);	1500	status_attr, NULL);
		1501
1388	if (preedit_attr) XFree (preedit_attr);	1502	if (preedit_attr) XFree (preedit_attr);
1389	if (status_attr) XFree (status_attr);	1503	if (status_attr) XFree (status_attr);
		1504	if (fs) XFreeFontSet (dpy, fs);
1390		1505
1391	if (Input_Context == NULL)	1506	if (Input_Context == NULL)
1392	{	1507	{
1393	rxvt_print_error ("failed to create input context");	1508	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1394	display->put_xim (input_method);	1509	im_destroy ();
1395	return false;	1510	return false;
1396	}	1511	}
1397		1512
1398	if (input_style & XIMPreeditArea)	1513	#if 0
1399	IMSetStatusPosition ();	1514	// unfortunately, only the focus window is used by XIM, hard to fix
		1515	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1516	vt_select_input ();
		1517	#endif
1400		1518
1401	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1519	im_set_position ();
		1520
1402	return true;	1521	return true;
1403	}	1522	}
1404		1523
1405	void	1524	void
1406	rxvt_term::im_cb ()	1525	rxvt_term::im_cb ()
1407	{	1526	{
1408	int i, found, had_im;	1527	int i;
1409	const char *p;	1528	const char *p;
1410	char **s;	1529	char **s;
1411	char buf[IMBUFSIZ];	1530	char buf[IMBUFSIZ];
1412		1531
		1532	make_current ();
		1533
1413	im_destroy ();	1534	im_destroy ();
1414		1535
1415	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1416	if (Input_Context)	1536	if (Input_Context)
1417	return;	1537	return;
1418		1538
1419	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1420	if (rs[Rs_imLocale])	1539	if (rs[Rs_imLocale])
1421	SET_LOCALE (rs[Rs_imLocale]);	1540	SET_LOCALE (rs[Rs_imLocale]);
1422	#endif
1423		1541
1424	p = rs[Rs_inputMethod];	1542	p = rs[Rs_inputMethod];
1425	if (p && *p)	1543	if (p && *p)
1426	{	1544	{
1427	bool found = false;	1545	bool found = false;
1428		1546
1429	s = rxvt_splitcommastring (p);	1547	s = rxvt_strsplit (',', p);
		1548
1430	for (i = 0; s[i]; i++)	1549	for (i = 0; s[i]; i++)
1431	{	1550	{
1432	if (*s[i])	1551	if (*s[i])
1433	{	1552	{
1434	STRCPY (buf, "@im=");	1553	strcpy (buf, "@im=");
1435	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1554	strncat (buf, s[i], IMBUFSIZ - 5);
1436	if (IM_get_IC (buf))	1555	if (im_get_ic (buf))
1437	{	1556	{
1438	found = true;	1557	found = true;
1439	break;	1558	break;
1440	}	1559	}
1441	}	1560	}
1442	}	1561	}
1443	for (i = 0; s[i]; i++)	1562
1444	free (s[i]);	1563	rxvt_free_strsplit (s);
1445	free (s);
1446		1564
1447	if (found)	1565	if (found)
1448	goto done;	1566	goto done;
1449	}	1567	}
1450		1568
1451	/* try with XMODIFIERS env. var. */	1569	/* try with XMODIFIERS env. var. */
1452	if (IM_get_IC (""))	1570	if (im_get_ic (""))
1453	goto done;	1571	goto done;
1454		1572
1455	/* try with no modifiers base IF the user didn't specify an IM */	1573	/* try with no modifiers base IF the user didn't specify an IM */
1456	if (IM_get_IC ("@im=none"))	1574	if (im_get_ic ("@im=none"))
1457	goto done;	1575	goto done;
1458		1576
1459	done:	1577	done:
1460	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1461	if (rs[Rs_imLocale])	1578	if (rs[Rs_imLocale])
1462	SET_LOCALE (locale);	1579	SET_LOCALE (locale);
1463	#endif
1464	}	1580	}
1465		1581
1466	void	1582	void
1467	rxvt_term::IMSetStatusPosition ()	1583	rxvt_term::im_set_position ()
1468	{	1584	{
1469	XRectangle preedit_rect, status_rect, *needed_rect;	1585	XRectangle preedit_rect, status_rect, *needed_rect;
1470	XVaNestedList preedit_attr, status_attr;	1586	XVaNestedList preedit_attr, status_attr;
1471		1587
1472	if (Input_Context == NULL	1588	if (!Input_Context
1473	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1589	|| !focus
		1590	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1474	|| !IMisRunning ())	1591	|| !im_is_running ())
1475	return;	1592	return;
1476		1593
		1594	if (input_style & XIMPreeditPosition)
		1595	{
		1596	im_set_size (preedit_rect);
		1597	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1598
		1599	XSetICValues (Input_Context,
		1600	XNPreeditAttributes, preedit_attr, NULL);
		1601	}
		1602	else
		1603	{
1477	/* Getting the necessary width of preedit area */	1604	/* Getting the necessary width of preedit area */
1478	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1479	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1606	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1480	XFree (status_attr);	1607	XFree (status_attr);
1481		1608
1482	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1609	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1610	XFree (needed_rect);
1483		1611
1484	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1612	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1485	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1613	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1486		1614
1487	XSetICValues (Input_Context,	1615	XSetICValues (Input_Context,
1488	XNPreeditAttributes, preedit_attr,	1616	XNPreeditAttributes, preedit_attr,
1489	XNStatusAttributes, status_attr, NULL);	1617	XNStatusAttributes, status_attr,
		1618	NULL);
1490		1619
		1620	XFree (status_attr);
		1621	}
		1622
1491	XFree (preedit_attr);	1623	XFree (preedit_attr);
1492	XFree (status_attr);
1493	}	1624	}
1494	#endif /* USE_XIM */	1625	#endif /* USE_XIM */
1495		1626
1496	/*----------------------------------------------------------------------*/	1627	void
1497	rxvt_t rxvt_current_term;	1628	rxvt_term::get_window_origin (int &x, int &y)
		1629	{
		1630	Window cr;
		1631	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1632	}
		1633
		1634	#ifdef HAVE_BG_PIXMAP
		1635
		1636	void
		1637	rxvt_term::update_background ()
		1638	{
		1639	if (update_background_ev.is_active ())
		1640	return;
		1641
		1642	bg_invalidate ();
		1643
		1644	if (!mapped)
		1645	return;
		1646
		1647	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1648
		1649	if (to_wait <= 0.)
		1650	bg_render ();
		1651	else
		1652	update_background_ev.start (to_wait);
		1653	}
		1654
		1655	void
		1656	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1657	{
		1658	make_current ();
		1659
		1660	update_background_ev.stop ();
		1661	bg_render ();
		1662	refresh_check ();
		1663	}
		1664
		1665	#endif /* HAVE_BG_PIXMAP */
1498		1666
1499	/*----------------------- end-of-file (C source) -----------------------*/	1667	/*----------------------- end-of-file (C source) -----------------------*/

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