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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.45 by pcg, Tue Feb 24 21:46:15 2004 UTC vs.
Revision 1.362 by sf-exg, Tue Dec 6 11:29:52 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
61	void *	80	void
62	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
63	{	82	{
64	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
65		86
66	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason, near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.begin (); cc < v.end (); cc++)
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113
		114	// allocate a new combination
		115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		116	{
		117	static int seen;
		118
		119	if (!seen++)
		120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		121
		122	return REPLACEMENT_CHAR;
		123	}
		124
		125	v.push_back (compose_char (c1, c2));
		126
		127	return v.size () - 1 + COMPOSE_LO;
		128	}
		129
		130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
67	return p;	150	return len;
68	}
69		151
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	152	}
		153	#endif
75		154
76	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
77	:	156	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	#if HAVE_BG_PIXMAP
79	termwin_ev (this, &rxvt_term::x_cb),	158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
80	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb),
86	#endif	159	#endif
87	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
88	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);
89	#endif	162	#endif
90	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
91	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),
92	#endif	181	#endif
93	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#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	// this->envv = 0;
		204	}
		205
		206	// clean up the most important stuff, do *not* call x or free mem etc.
		207	// for use before an emergency exit
		208	void
		209	rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	pty_ev.stop ();
		215	delete pty; pty = 0;
		216	}
		217
		218	rxvt_term::~rxvt_term ()
		219	{
		220	termlist.erase (find (termlist.begin (), termlist.end(), this));
		221
		222	emergency_cleanup ();
		223
		224	#if ENABLE_STYLES
		225	for (int i = RS_styleCount; --i; )
		226	if (fontset[i] != fontset[0])
		227	delete fontset[i];
		228	#endif
		229	delete fontset[0];
		230
		231	#ifdef HAVE_BG_PIXMAP
		232	bg_destroy ();
		233	#endif
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238	selection_clear (true);
		239
96	#ifdef USE_XIM	240	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	241	im_destroy ();
98	#endif	242	#endif
99	check_ev (this, &rxvt_term::check_cb),	243	scrollBar.destroy ();
100	destroy_ev (this, &rxvt_term::destroy_cb),	244	if (gc) XFreeGC (dpy, gc);
101	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)
103	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		245
107	rxvt_term::~rxvt_term ()
108	{
109	if (cmd_fd >= 0)
110	close (cmd_fd);
111
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118
119	delete TermWin.fontset;
120
121	if (display)
122	{
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
124	delete menuBar.drawable;	246	delete drawable;
125	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);
127	#endif
128	delete TermWin.drawable;
129	// destroy all windows	247	// destroy all windows
130	if (TermWin.parent[0])	248	if (parent)
131	XDestroyWindow (display->display, TermWin.parent[0]);	249	XDestroyWindow (dpy, parent);
132	}
133		250
134	// TODO: free pixcolours, colours should become part of rxvt_display	251	for (int i = 0; i < TOTAL_COLORS; i++)
		252	if (ISSET_PIXCOLOR (i))
		253	{
		254	pix_colors_focused [i].free (this);
		255	#if OFF_FOCUS_FADING
		256	pix_colors_unfocused [i].free (this);
		257	#endif
		258	}
135		259
136	delete PixColors;	260	clear ();
137		261
		262	display->flush (); /* ideally .put should do this */
138	displays.put (display);	263	displays.put (display);
		264	}
139		265
140	scr_release ();	266	scr_release ();
141		267
142	free (env_windowid);	268	/* clear all resources */
		269	for (int i = 0; i < allocated.size (); i++)
		270	free (allocated [i]);
		271
		272	free (selection.text);
		273	free (selection.clip_text);
		274	// TODO: manage env vars in child only(!)
143	free (env_display);	275	free (env_display);
144	free (env_term);	276	free (env_term);
145	free (env_colorfgbg);
146	free (locale);	277	free (locale);
147	free (codeset);	278	free (v_buffer);
		279
		280	delete selection_req;
148		281
149	delete envv;	282	delete envv;
150	delete argv;	283	delete argv;
		284
		285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	#ifndef NO_RESOURCES
		289	XrmDestroyDatabase (option_db);
		290	#endif
		291	}
		292
		293	// child has exited, usually destroys
		294	void
		295	rxvt_term::child_cb (ev::child &w, int status)
		296	{
		297	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		298
		299	cmd_pid = 0;
		300
		301	if (!option (Opt_hold))
		302	destroy ();
151	}	303	}
152		304
153	void	305	void
154	rxvt_term::destroy ()	306	rxvt_term::destroy ()
155	{	307	{
		308	if (destroy_ev.is_active ())
		309	return;
		310
		311	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		312
		313	#if ENABLE_OVERLAY
		314	scr_overlay_off ();
		315	#endif
		316
156	if (display)	317	if (display)
157	{	318	{
		319	#if USE_XIM
		320	im_ev.stop (display);
		321	#endif
		322	scrollbar_ev.stop (display);
		323	#if ENABLE_TRANSPARENCY || ENABLE_PERL
158	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
		325	#endif
159	termwin_ev.stop (display);	326	termwin_ev.stop (display);
160	vt_ev.stop (display);	327	vt_ev.stop (display);
161	#ifdef USE_XIM
162	im_destroy ();
163	im_ev.stop (display);
164	#endif
165	#ifdef HAVE_SCROLLBARS
166	scrollbar_ev.stop (display);
167	#endif
168	#ifdef MENUBAR
169	menubar_ev.stop (display);
170	#endif
171	}	328	}
172		329
173	check_ev.stop ();	330	flush_ev.stop ();
174	pty_ev.stop ();	331	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	333	cursor_blink_ev.stop ();
177	#endif	334	#endif
178	#ifdef TEXT_BLINK	335	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	336	text_blink_ev.stop ();
180	#endif	337	#endif
		338	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		339	cont_scroll_ev.stop ();
		340	#endif
		341	#ifdef SELECTION_SCROLLING
		342	sel_scroll_ev.stop ();
		343	#endif
181	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	345	pointer_ev.stop ();
183	#endif	346	#endif
184		347
185	destroy_ev.start (0);	348	destroy_ev.start ();
186	}	349	}
187		350
188	void	351	void
189	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (ev::idle &w, int revents)
190	{	353	{
191	SET_R (this);	354	make_current ();
192		355
193	delete this;	356	delete this;
194	}	357	}
195		358
196	/*----------------------------------------------------------------------*/
197	/* rxvt_init () */
198	/* LIBPROTO */
199	rxvt_t
200	rxvt_init (int argc, const char *const *argv)
201	{
202	SET_R (new rxvt_term);
203
204	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
205	{
206	delete GET_R;
207	SET_R (0);
208	}
209
210	return GET_R;
211	}
212
213	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
214
215	void	359	void
216	rxvt_init_signals ()	360	rxvt_term::set_option (uint8_t opt, bool set)
217	{	361	{
218	/* install exit handler for cleanup */	362	if (!opt)
219	#if 0
220	#ifdef HAVE_ATEXIT
221	atexit (rxvt_clean_exit);
222	#else
223	#endif
224	#endif
225
226	struct sigaction sa;
227
228	sigfillset (&sa.sa_mask);
229	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
230	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
238	/* signal (SIGURG, SIG_DFL); */
239
240	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242	}
243
244	bool
245	rxvt_term::init (int argc, const char *const *argv)
246	{
247	/*
248	* Save and then give up any super-user privileges
249	* If we need privileges in any area then we must specifically request it.
250	* We should only need to be root in these cases:
251	* 1. write utmp entries on some systems
252	* 2. chown tty on some systems
253	*/
254	privileges (SAVE);
255	privileges (IGNORE);
256
257	init_secondary ();
258
259	const char **cmd_argv = init_resources (argc, argv);
260
261	set_locale ("");
262
263	#if MENUBAR_MAX
264	menubar_read (rs[Rs_menu]);
265	#endif
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	scrollBar.setIdle (); /* set existence for size calculations */
269	#endif
270
271	create_windows (argc, argv);
272
273	init_xlocale ();
274
275	scr_reset (); /* initialize screen */
276
277	#if 0
278	XSynchronize (display->display, True);
279	#endif
280
281	#ifdef HAVE_SCROLLBARS
282	if (Options & Opt_scrollBar)
283	resize_scrollbar (); /* create and map scrollbar */
284	#endif
285	#if (MENUBAR_MAX)
286	if (menubar_visible ())
287	XMapWindow (display->display, menuBar.win);
288	#endif
289	#ifdef TRANSPARENT
290	if (Options & Opt_transparent)
291	{
292	XSelectInput (display->display, display->root, PropertyChangeMask);
293	check_our_parents ();
294	}
295	#endif
296
297	rootwin_ev.start (display, display->root);
298
299	XMapWindow (display->display, TermWin.vt);
300	XMapWindow (display->display, TermWin.parent[0]);
301
302	init_command (cmd_argv);
303
304	pty_ev.start (cmd_fd, EVENT_READ);
305
306	check_ev.start ();
307
308	return true;
309	}
310
311	/* ------------------------------------------------------------------------- *
312	* SIGNAL HANDLING & EXIT HANDLER *
313	* ------------------------------------------------------------------------- */
314	/*
315	* Catch a SIGCHLD signal and exit if the direct child has died
316	*/
317	/* ARGSUSED */
318	/* EXTPROTO */
319	RETSIGTYPE
320	rxvt_Child_signal (int sig __attribute__ ((unused)))
321	{
322	int pid, save_errno = errno;
323	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324	;
325	errno = save_errno;
326
327	#if 0
328	if (pid == cmd_pid)
329	exit (EXIT_SUCCESS);
330	#endif
331	}
332
333	/*
334	* Catch a fatal signal and tidy up before quitting
335	*/
336	/* EXTPROTO */
337	RETSIGTYPE
338	rxvt_Exit_signal (int sig)
339	{
340	signal (sig, SIG_DFL);
341	#ifdef DEBUG_CMD
342	rxvt_print_error ("signal %d", sig);
343	#endif
344	rxvt_clean_exit ();
345	kill (getpid (), sig);
346	}
347
348	/* INTPROTO */
349	int
350	rxvt_xerror_handler (Display *display, XErrorEvent *event)
351	{
352	if (GET_R->allowedxerror == -1)
353	GET_R->allowedxerror = event->error_code;
354	else
355	{
356	old_xerror_handler (display, event);
357	GET_R->destroy ();
358	}
359
360	return 0;	363	return;
		364
		365	uint8_t mask = 1 << (opt & 7);
		366	uint8_t &val = options [opt >> 3];
		367
		368	val = val & ~mask | (set ? mask : 0);
361	}	369	}
362		370
363	/*----------------------------------------------------------------------*/	371	/*----------------------------------------------------------------------*/
364	/*	372	/*
365	* Exit gracefully, clearing the utmp entry and restoring tty attributes	373	* Exit gracefully, clearing the utmp entry and restoring tty attributes
366	* TODO: if debugging, this should free up any known resources if we can	374	* TODO: if debugging, this should free up any known resources if we can
367	*/	375	*/
368	/* EXTPROTO */	376	static XErrorHandler old_xerror_handler;
369	void
370	rxvt_clean_exit ()
371	{
372	// TODO: rxvtd should clean up all ressources
373	if (GET_R)
374	GET_R->destroy ();
375	}
376		377
377	/* ------------------------------------------------------------------------- *	378	static void
378	* MEMORY ALLOCATION WRAPPERS *	379	rxvt_emergency_cleanup ()
379	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */
381	void *
382	rxvt_malloc (size_t size)
383	{	380	{
384	void *p;	381	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
385		382	(*t)->emergency_cleanup ();
386	p = malloc (size);
387	if (p)
388	return p;
389
390	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}	383	}
395		384
396	/* EXTPROTO */	385	#if !ENABLE_MINIMAL
397	void *	386	static void
398	rxvt_calloc (size_t number, size_t size)	387	print_x_error (Display *dpy, XErrorEvent *event)
399	{	388	{
400	void *p;	389	char buffer[BUFSIZ];
401		390	char mesg[BUFSIZ];
402	p = calloc (number, size);	391	char number[32];
403	if (p)	392	const char mtype[] = "XlibMessage";
404	return p;	393	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
405		394	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
406	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	395	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
407	rxvt_clean_exit ();	396	rxvt_warn ("%s: %s\n", mesg, buffer);
408	exit (EXIT_FAILURE);	397	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
409	/* NOTREACHED */	398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		399	sprintf(number, "%d", event->request_code);
		400	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		401	rxvt_warn ("(which is %s)\n", buffer);
		402	if (event->request_code >= 128) {
		403	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		404	mesg, BUFSIZ);
		405	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		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	if (event->error_code == BadValue)
		418	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		419	mesg, BUFSIZ);
		420	else if (event->error_code == BadAtom)
		421	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		422	mesg, BUFSIZ);
		423	else
		424	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		425	mesg, BUFSIZ);
		426	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		427	}
		428	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		429	mesg, BUFSIZ);
		430	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
410	}	431	}
		432	#endif
411		433
412	/* EXTPROTO */	434	int
413	void *	435	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	rxvt_realloc (void *ptr, size_t size)
415	{	436	{
416	void *p;	437	if (GET_R->allowedxerror == -1)
417		438	GET_R->allowedxerror = event->error_code;
418	if (ptr)
419	p = realloc (ptr, size);
420	else	439	else
421	p = malloc (size);	440	{
422	if (p)	441	// GET_R is most likely not the terminal which caused the error,
		442	// so just output the error and continue
		443	#if ENABLE_MINIMAL
		444	old_xerror_handler (display, event);
		445	#else
		446	print_x_error (display, event);
		447	#endif
		448	}
		449
423	return p;	450	return 0;
		451	}
424		452
425	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	453	int
426	rxvt_clean_exit ();	454	rxvt_xioerror_handler (Display *display)
		455	{
		456	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		457	DisplayString (display));
		458	rxvt_emergency_cleanup ();
427	exit (EXIT_FAILURE);	459	_exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}	460	}
430		461
431	/* ------------------------------------------------------------------------- *	462	static struct sig_handlers
432	* PRIVILEGED OPERATIONS *
433	* ------------------------------------------------------------------------- */
434	/* take care of suid/sgid super-user (root) privileges */
435	void
436	rxvt_term::privileges (int mode)
437	{	463	{
438	#if ! defined(__CYGWIN32__)	464	ev::sig sw_term, sw_int;
439	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	465
440	/* setreuid () is the poor man's setuid (), seteuid () */	466	/*
441	# define seteuid(a) setreuid(-1, (a))	467	* Catch a fatal signal and tidy up before quitting
442	# define setegid(a) setregid(-1, (a))	468	*/
443	# define HAVE_SETEUID	469	void sig_term (ev::sig &w, int revents);
		470
		471	sig_handlers ()
		472	{
		473	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		474	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		475	}
		476	} sig_handlers;
		477
		478	void
		479	sig_handlers::sig_term (ev::sig &w, int revents)
		480	{
		481	rxvt_emergency_cleanup ();
		482	w.stop ();
		483	kill (getpid (), w.signum);
		484	}
		485
		486	static void
		487	rxvt_get_ttymode (struct termios *tio)
		488	{
		489	if (tcgetattr (STDIN_FILENO, tio) < 0)
		490	memset (tio, 0, sizeof (struct termios));
		491
		492	for (int i = 0; i < NCCS; i++)
		493	tio->c_cc[i] = VDISABLE;
		494
		495	tio->c_cc[VINTR] = CINTR;
		496	tio->c_cc[VQUIT] = CQUIT;
		497	tio->c_cc[VERASE] = CERASE;
		498	#ifdef VERASE2
		499	tio->c_cc[VERASE2] = CERASE2;
		500	#endif
		501	tio->c_cc[VKILL] = CKILL;
		502	tio->c_cc[VEOF] = CEOF;
		503	tio->c_cc[VSTART] = CSTART;
		504	tio->c_cc[VSTOP] = CSTOP;
		505	tio->c_cc[VSUSP] = CSUSP;
		506	# ifdef VDSUSP
		507	tio->c_cc[VDSUSP] = CDSUSP;
444	# endif	508	# endif
445	# ifdef HAVE_SETEUID	509	# ifdef VREPRINT
446	switch (mode)	510	tio->c_cc[VREPRINT] = CRPRNT;
447	{
448	case IGNORE:
449	/*
450	* change effective uid/gid - not real uid/gid - so we can switch
451	* back to root later, as required
452	*/
453	seteuid (getuid ());
454	setegid (getgid ());
455	break;
456	case SAVE:
457	euid = geteuid ();
458	egid = getegid ();
459	break;
460	case RESTORE:
461	seteuid (euid);
462	setegid (egid);
463	break;
464	}
465	# else
466	switch (mode)
467	{
468	case IGNORE:
469	setuid (getuid ());
470	setgid (getgid ());
471	/* FALLTHROUGH */
472	case SAVE:
473	/* FALLTHROUGH */
474	case RESTORE:
475	break;
476	}
477	# endif	511	# endif
478	#endif	512	# ifdef VDISCRD
479	}	513	tio->c_cc[VDISCRD] = CFLUSH;
480
481	#ifdef UTMP_SUPPORT
482	void
483	rxvt_term::privileged_utmp (char action)
484	{
485	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
486	action, next_utmp_action, getpid ()));
487	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
488	|| (Options & Opt_utmpInhibit)
489	|| ttydev == NULL || *ttydev == '\0')
490	return;
491
492	privileges (RESTORE);
493	if (action == SAVE)
494	{
495	next_utmp_action = RESTORE;
496	makeutent (ttydev, rs[Rs_display_name]);
497	}
498	else
499	{ /* action == RESTORE */
500	next_utmp_action = IGNORE;
501	cleanutent ();
502	}
503	privileges (IGNORE);
504	}
505	#endif
506
507	#ifndef NO_SETOWNER_TTYDEV
508	void
509	rxvt_term::privileged_ttydev (char action)
510	{
511	D_MAIN ((stderr,
512	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
513	action, next_tty_action, getpid ()));
514	if (next_tty_action != action || (action != SAVE && action != RESTORE)
515	|| ttydev == NULL || *ttydev == '\0')
516	return;
517
518	privileges (RESTORE);
519
520	if (action == SAVE)
521	{
522	next_tty_action = RESTORE;
523	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526	next_tty_action = IGNORE;
527	else
528	# endif	514	# endif
529		515	# ifdef VWERSE
530	{	516	tio->c_cc[VWERSE] = CWERASE;
531	chown (ttydev, getuid (), ttygid); /* fail silently */
532	chmod (ttydev, ttymode);
533	# ifdef HAVE_REVOKE
534	revoke (ttydev);
535	# endif	517	# endif
536		518	# ifdef VLNEXT
537	}	519	tio->c_cc[VLNEXT] = CLNEXT;
538	}
539	else
540	{ /* action == RESTORE */
541	next_tty_action = IGNORE;
542	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543	chmod (ttydev, ttyfd_stat.st_mode);
544	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545	# else
546	chmod (ttydev,
547	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548	chown (ttydev, 0, 0);
549	# endif	520	# endif
550		521	# ifdef VSTATUS
551	}	522	tio->c_cc[VSTATUS] = CSTATUS;
552
553	privileges (IGNORE);
554
555	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
556	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
557	action == RESTORE ? "Restoring" : (action ==
558	SAVE ? "Saving" :
559	"UNKNOWN ERROR for"), ttydev,
560	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561	ttyfd_stat.st_gid));
562	# endif	523	# endif
563	}	524
		525	# if VMIN != VEOF
		526	tio->c_cc[VMIN] = 1;
564	#endif	527	# endif
		528	# if VTIME != VEOL
		529	tio->c_cc[VTIME] = 0;
		530	# endif
		531
		532	/* input modes */
		533	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		534	# ifdef IMAXBEL
		535	| IMAXBEL
		536	# endif
		537	| IXON);
		538
		539	/* output modes */
		540	tio->c_oflag = (OPOST | ONLCR);
		541
		542	/* control modes */
		543	tio->c_cflag = (CS8 | CREAD);
		544
		545	/* local modes */
		546	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		547	# if defined (ECHOCTL) && defined (ECHOKE)
		548	| ECHOCTL | ECHOKE
		549	# endif
		550	| ECHOE | ECHOK);
		551	}
		552
		553	char **rxvt_environ; // startup environment
		554
		555	void
		556	rxvt_init ()
		557	{
		558	assert (("fontMask must not overlap other RS masks",
		559	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		560
		561	rxvt_get_ttymode (&rxvt_term::def_tio);
		562
		563	// get rid of stdin/stdout as we don't need them, to free resources
		564	dup2 (STDERR_FILENO, STDIN_FILENO);
		565	dup2 (STDERR_FILENO, STDOUT_FILENO);
		566
		567	if (!ev_default_loop ())
		568	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		569
		570	rxvt_environ = environ;
		571
		572	signal (SIGHUP, SIG_IGN);
		573	signal (SIGPIPE, SIG_IGN);
		574
		575	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		576	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		577
		578	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		579	// TODO: handle this with exceptions and tolerate the memory loss
		580	XSetIOErrorHandler (rxvt_xioerror_handler);
		581
		582	XrmInitialize ();
		583	}
565		584
566	/*----------------------------------------------------------------------*/	585	/*----------------------------------------------------------------------*/
567	/*	586	/*
568	* window size/position calculcations for XSizeHint and other storage.	587	* window size/position calculations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	588	* if width/height are non-zero then override calculated width/height
570	*/	589	*/
571	void	590	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	591	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	592	{
574	short recalc_x, recalc_y;	593	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	594	int x, y, flags;
576	unsigned int w, h;	595	unsigned int w, h;
577	unsigned int max_width, max_height;	596	unsigned int max_width, max_height;
578		597
579	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580	TermWin.ncol, TermWin.nrow, szHint.width,
581	szHint.height));
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	598	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	599	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	600	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		601
586	recalc_x = recalc_y = 0;	602	recalc_x = recalc_y = 0;
587	flags = 0;	603	flags = 0;
		604
588	if (!parsed_geometry)	605	if (!parsed_geometry)
589	{	606	{
590	parsed_geometry = 1;	607	parsed_geometry = 1;
		608
591	if (rs[Rs_geometry])	609	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	610	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		611
593	if (flags & WidthValue)	612	if (flags & WidthValue)
594	{	613	{
595	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 ());
596	szHint.flags |= USSize;	618	szHint.flags |= USSize;
597	}	619	}
		620
598	if (flags & HeightValue)	621	if (flags & HeightValue)
599	{	622	{
600	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 ());
601	szHint.flags |= USSize;	627	szHint.flags |= USSize;
602	}	628	}
		629
603	if (flags & XValue)	630	if (flags & XValue)
604	{	631	{
605	szHint.x = x;	632	szHint.x = x;
606	szHint.flags |= USPosition;	633	szHint.flags |= USPosition;
		634
607	if (flags & XNegative)	635	if (flags & XNegative)
608	{	636	{
609	recalc_x = 1;	637	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	638	szHint.win_gravity = NorthEastGravity;
611	}	639	}
612	}	640	}
		641
613	if (flags & YValue)	642	if (flags & YValue)
614	{	643	{
615	szHint.y = y;	644	szHint.y = y;
616	szHint.flags |= USPosition;	645	szHint.flags |= USPosition;
		646
617	if (flags & YNegative)	647	if (flags & YNegative)
618	{	648	{
619	recalc_y = 1;	649	recalc_y = 1;
		650
620	if (szHint.win_gravity == NorthEastGravity)	651	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	652	szHint.win_gravity = SouthEastGravity;
622	else	653	else
623	szHint.win_gravity = SouthWestGravity;	654	szHint.win_gravity = SouthWestGravity;
624	}	655	}
625	}	656	}
626	}	657	}
		658
627	/* TODO: BOUNDS */	659	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	660	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	661	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	662	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	663	max_height = MAX_ROWS * fheight;
632		664
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	665	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		666
635	sb_w = mb_h = 0;
636	window_vt_x = window_vt_y = 0;	667	window_vt_x = window_vt_y = int_bwidth;
637	if (scrollbar_visible ())	668
		669	if (scrollBar.state)
638	{	670	{
639	sb_w = scrollbar_TotalWidth ();	671	int sb_w = scrollBar.total_width ();
640	szHint.base_width += sb_w;	672	szHint.base_width += sb_w;
		673
641	if (! (Options & Opt_scrollBar_right))	674	if (!option (Opt_scrollBar_right))
642	window_vt_x = sb_w;	675	window_vt_x += sb_w;
643	}
644	if (menubar_visible ())
645	{	676	}
646	mb_h = menuBar_TotalHeight ();	677
647	szHint.base_height += mb_h;
648	window_vt_y = mb_h;
649	}
650	szHint.width_inc = TermWin.fwidth;	678	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	679	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	680	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	681	szHint.min_height = szHint.base_height + szHint.height_inc;
654		682
655	if (width && width - szHint.base_width < max_width)	683	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	684	{
657	szHint.width = width;	685	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	686	width = newwidth - szHint.base_width;
659	}	687	}
660	else	688	else
661	{	689	{
662	MIN_IT (TermWin.width, max_width);	690	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	691	szHint.width = szHint.base_width + width;
664	}	692	}
		693
665	if (height && height - szHint.base_height < max_height)	694	if (newheight && newheight - szHint.base_height < max_height)
666	{	695	{
667	szHint.height = height;	696	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	697	height = newheight - szHint.base_height;
669	}	698	}
670	else	699	else
671	{	700	{
672	MIN_IT (TermWin.height, max_height);	701	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	702	szHint.height = szHint.base_height + height;
674	}	703	}
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;
677		704
678	if (recalc_x)	705	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	706	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);	707
681	if (recalc_y)	708	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	709	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		710
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	711	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	712	nrow = height / fheight;
687	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	713
688	TermWin.ncol, TermWin.nrow, szHint.width,	714	// When the size of the vt window is not a multiple of the cell
689	szHint.height));	715	// size, i.e., when the wm does not honour our size hints, there are
690	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	width = ncol * fwidth;
		721	height = nrow * fheight;
691	}	722	}
692		723
693	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
694	/*	725	/*
695	* Tell the teletype handler what size the window is.	726	* Tell the teletype handler what size the window is.
696	* Called after a window size change.	727	* Called after a window size change.
697	*/	728	*/
698	void	729	void
699	rxvt_term::tt_winch ()	730	rxvt_term::tt_winch ()
700	{	731	{
		732	if (pty->pty < 0)
		733	return;
		734
701	struct winsize ws;	735	struct winsize ws;
702		736
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	737	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	738	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	739	ws.ws_xpixel = width;
709	#ifndef DEBUG_SIZE	740	ws.ws_ypixel = height;
710	(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.height += lineSpace;
		777	prop.width += letterSpace;
		778
		779	fs->set_prop (prop, false);
		780
		781	fwidth = prop.width;
		782	fheight = prop.height;
		783	fbase = prop.ascent;
		784
		785	for (int style = 1; style < 4; style++)
		786	{
		787	#if ENABLE_STYLES
		788	const char *res = rs[Rs_font + style];
		789
		790	if (res && !*res)
		791	fontset[style] = fontset[0];
		792	else
		793	{
		794	fontset[style] = fs = new rxvt_fontset (this);
		795	rxvt_fontprop prop2 = prop;
		796
		797	if (res)
		798	{
		799	fs->populate (res);
		800	fs->set_prop (prop2, false);
		801	}
		802	else
		803	{
		804	fs->populate (fontset[0]->fontdesc);
		805
		806	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		807	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		808
		809	fs->set_prop (prop2, true);
		810	}
		811
		812	}
711	#else	813	#else
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	814	fontset[style] = fontset[0];
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);
717	# endif	815	#endif
718	#endif
719	}
720
721	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */
723	/*
724	* init = 1 - initialize
725	*
726	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font
728	*/
729	bool
730	rxvt_term::change_font (const char *fontname)
731	{
732	if (fontname == FONT_UP)
733	{	816	}
734	// TODO	817
		818	if (parent)
735	}	819	{
736	else if (fontname == FONT_DN)
737	{
738	// TODO
739	}
740	else
741	{
742	rxvt_fontset *fs = new rxvt_fontset (this);
743
744	if (fs && fs->populate (fontname))
745	{
746	delete TermWin.fontset;
747	TermWin.fontset = fs;
748	TermWin.fwidth = fs->base_font ()->width;
749	TermWin.fheight = fs->base_font ()->height;
750	TermWin.fbase = fs->base_font ()->ascent;
751
752	// TODO: screen needs to be told about new fonts
753
754	if (TermWin.parent[0])
755	{
756	resize_all_windows (0, 0, 0);	820	resize_all_windows (0, 0, 0);
757	scr_remap_chars ();	821	scr_remap_chars ();
758	scr_touch (true);	822	scr_touch (true);
759	}	823	}
760		824
761	return true;	825	return true;
762	}	826	}
		827
		828	void
		829	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		830	{
		831	XChangeProperty (dpy, parent,
		832	prop, XA_STRING, 8, PropModeReplace,
		833	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		834	}
		835
		836	void
		837	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		838	{
		839	XTextProperty ct;
		840
		841	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
763	}	842	{
764		843	XSetTextProperty (dpy, parent, &ct, prop);
765	return false;	844	XFree (ct.value);
		845	}
766	}	846	}
767		847
768	bool	848	void
769	rxvt_term::font_up_down (int n, int direction)	849	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
770	{	850	{
771	return false;	851	wchar_t *ws = rxvt_mbstowcs (str, len);
		852	char *s = rxvt_wcstoutf8 (ws);
		853
		854	XChangeProperty (dpy, parent,
		855	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		856	(const unsigned char *)s, strlen (s));
		857
		858	free (s);
		859	free (ws);
772	}	860	}
773		861
774	/*----------------------------------------------------------------------*/	862	/*----------------------------------------------------------------------*/
775	/*----------------------------------------------------------------------*/	863	/*----------------------------------------------------------------------*/
776	/* xterm sequences - title, iconName, color (exptl) */	864	/* xterm sequences - title, iconName, color (exptl) */
777	void	865	void
778	rxvt_term::set_title (const char *str)	866	rxvt_term::set_title (const char *str)
779	{	867	{
780	#ifndef SMART_WINDOW_TITLE	868	set_mbstring_property (XA_WM_NAME, str);
781	XStoreName (display->display, TermWin.parent[0], str);	869	#if ENABLE_EWMH
782	#else	870	set_utf8_property (xa[XA_NET_WM_NAME], str);
783	char *name;
784
785	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
786	name = NULL;
787	if (name == NULL || STRCMP (name, str))
788	XStoreName (display->display, TermWin.parent[0], str);
789	if (name)
790	XFree (name);
791	#endif	871	#endif
792	}	872	}
793		873
794	void	874	void
795	rxvt_term::set_iconName (const char *str)	875	rxvt_term::set_icon_name (const char *str)
796	{	876	{
797	#ifndef SMART_WINDOW_TITLE	877	set_mbstring_property (XA_WM_ICON_NAME, str);
798	XSetIconName (display->display, TermWin.parent[0], str);	878	#if ENABLE_EWMH
799	#else	879	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
800	char *name;
801
802	if (XGetIconName (display->display, TermWin.parent[0], &name))
803	name = NULL;
804	if (name == NULL || STRCMP (name, str))
805	XSetIconName (display->display, TermWin.parent[0], str);
806	if (name)
807	XFree (name);
808	#endif	880	#endif
809	}	881	}
810		882
		883	void
		884	rxvt_term::set_window_color (int idx, const char *color)
		885	{
811	#ifdef XTERM_COLOR_CHANGE	886	#ifdef XTERM_COLOR_CHANGE
812	void
813	rxvt_term::set_window_color (int idx, const char *color)
814	{
815	rxvt_color xcol;	887	rxvt_color xcol;
816	int i;
817		888
818	if (color == NULL || *color == '\0')	889	if (color == NULL || *color == '\0')
819	return;	890	return;
820		891
		892	color = strdup (color);
		893	allocated.push_back ((void *)color);
		894	rs[Rs_color + idx] = color;
		895
821	/* handle color aliases */	896	/* handle color aliases */
822	if (isdigit (*color))	897	if (isdigit (*color))
823	{	898	{
824	i = atoi (color);	899	int i = atoi (color);
		900
825	if (i >= 8 && i <= 15)	901	if (i >= 8 && i <= 15)
		902	{
826	{ /* bright colors */	903	/* bright colors */
827	i -= 8;
828	# ifndef NO_BRIGHTCOLOR
829	PixColors[idx] = PixColors[minBrightCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
830	SET_PIXCOLOR (idx);
831	goto Done;	905	goto done;
832	# endif
833
834	}	906	}
		907
835	if (i >= 0 && i <= 7)	908	if (i >= 0 && i <= 7)
		909	{
836	{ /* normal colors */	910	/* normal colors */
837	PixColors[idx] = PixColors[minCOLOR + i];	911	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
838	SET_PIXCOLOR (idx);
839	goto Done;	912	goto done;
840	}	913	}
841	}	914	}
842	if (!rXParseAllocColor (& xcol, color))	915
843	return;	916	set_color (xcol, color);
844	/* XStoreColor (display->display, XCMAP, XColor*); */
845		917
846	/*	918	/*
847	* FIXME: should free colors here, but no idea how to do it so instead,	919	* FIXME: should free colors here, but no idea how to do it so instead,
848	* so just keep gobbling up the colormap	920	* so just keep gobbling up the colormap
849	*/	921	*/
850	# if 0
851	for (i = Color_Black; i <= Color_White; i++)
852	if (PixColors[idx] == PixColors[i])
853	break;
854	if (i > Color_White)
855	{
856	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
857	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
858	DisplayPlanes (display->display, display->screen));
859	}
860	# endif
861		922
862	PixColors[idx] = xcol;	923	pix_colors_focused[idx] = xcol;
863	SET_PIXCOLOR (idx);
864		924
865	/* XSetWindowAttributes attr; */
866	/* Cursor cursor; */
867	Done:	925	done:
868	if (idx == Color_bg && ! (Options & Opt_transparent))
869	XSetWindowBackground (display->display, TermWin.vt,
870	PixColors[Color_bg]);
871
872	/* handle Color_BD, scrollbar background, etc. */	926	/*TODO: handle Color_BD, scrollbar background, etc. */
873		927
874	set_colorfgbg ();	928	update_fade_color (idx);
875	recolour_cursor ();	929	recolour_cursor ();
876	/* the only reasonable way to enforce a clean update */	930	scr_recolour ();
877	scr_poweron ();	931	#endif /* XTERM_COLOR_CHANGE */
878	}	932	}
879
880	#else
881	# define set_window_color (idx,color) ((void)0)
882	#endif /* XTERM_COLOR_CHANGE */
883		933
884	void	934	void
885	rxvt_term::recolour_cursor ()	935	rxvt_term::recolour_cursor ()
886	{	936	{
887	#if TODO	937	XColor fg, bg;
888	rxvt_color xcol[2];
889		938
890	xcol[0] = PixColors[Color_pointer];	939	(ISSET_PIXCOLOR (Color_pointer_fg)
891	xcol[1] = PixColors[Color_bg];	940	? pix_colors_focused[Color_pointer_fg]
892	XQueryColors (display->display, XCMAP, xcol, 2);	941	: pix_colors_focused[Color_fg]).get (fg);
893	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	942
894	#endif	943	(ISSET_PIXCOLOR (Color_pointer_bg)
		944	? pix_colors_focused[Color_pointer_bg]
		945	: pix_colors_focused[Color_bg]).get (bg);
		946
		947	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
895	}	948	}
896		949
897	/*----------------------------------------------------------------------*/	950	/*----------------------------------------------------------------------*/
898	/*	951	/*
899	* find if fg/bg matches any of the normal (low-intensity) colors	952	* find if fg/bg matches any of the normal (low-intensity) colors
900	*/	953	*/
901	void	954	void
902	rxvt_term::set_colorfgbg ()	955	rxvt_term::set_colorfgbg ()
903	{	956	{
904	unsigned int i;	957	unsigned int i;
905	const char *xpmb = "\0";	958	const char *xpmb = "";
906	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	959	char fstr[] = "default";
		960	char bstr[] = "default";
907		961
908	env_colorfgbg =
909	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
910	STRCPY (fstr, "default");
911	STRCPY (bstr, "default");
912	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[Color_fg] == PixColors[i])	963	if (pix_colors[Color_fg] == pix_colors[i])
914	{	964	{
915	sprintf (fstr, "%d", (i - Color_Black));	965	sprintf (fstr, "%d", i - Color_Black);
916	break;	966	break;
917	}	967	}
		968
918	for (i = Color_Black; i <= Color_White; i++)	969	for (i = Color_Black; i <= Color_White; i++)
919	if (PixColors[Color_bg] == PixColors[i])	970	if (pix_colors[Color_bg] == pix_colors[i])
920	{	971	{
921	sprintf (bstr, "%d", (i - Color_Black));	972	sprintf (bstr, "%d", i - Color_Black);
922	#ifdef XPM_BACKGROUND	973	#ifdef BG_IMAGE_FROM_FILE
923	xpmb = "default;";	974	xpmb = "default;";
924	#endif	975	#endif
925	break;	976	break;
926	}	977	}
927		978
928	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	979	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
929
930	#ifndef NO_BRIGHTCOLOR
931	colorfgbg = DEFAULT_RSTYLE;
932	for (i = minCOLOR; i <= maxCOLOR; i++)
933	{
934	if (PixColors[Color_fg] == PixColors[i])
935	colorfgbg = SET_FGCOLOR (colorfgbg, i);
936	if (PixColors[Color_bg] == PixColors[i])
937	colorfgbg = SET_BGCOLOR (colorfgbg, i);
938	}
939	#endif
940	}	980	}
941		981
942	/*----------------------------------------------------------------------*/	982	/*----------------------------------------------------------------------*/
943	/*
944	* Colour determination for low colour displays, routine from
945	* Hans de Goede <hans@highrise.nl>
946	*/
947		983
948	int	984	bool
949	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	985	rxvt_term::set_color (rxvt_color &color, const char *name)
950	{	986	{
951	if (!screen_in_out->set (display, colour))	987	if (color.set (this, name))
952	{
953	rxvt_print_error ("can't allocate colour: %s", colour);
954	return false;
955	}
956
957	return true;	988	return true;
		989
		990	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		991	return false;
		992	}
		993
		994	void
		995	rxvt_term::alias_color (int dst, int src)
		996	{
		997	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
958	}	998	}
959		999
960	/* -------------------------------------------------------------------- *	1000	/* -------------------------------------------------------------------- *
961	* - WINDOW RESIZING - *	1001	* - WINDOW RESIZING - *
962	* -------------------------------------------------------------------- */	1002	* -------------------------------------------------------------------- */
963	void	1003	void
964	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1004	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
965	{	1005	{
966	int fix_screen;	1006	int fix_screen;
		1007	int old_width = szHint.width;
		1008	int old_height = szHint.height;
967		1009
968	#ifdef SMART_RESIZE
969	int old_width = szHint.width, old_height = szHint.height;
970	#endif
971
972	window_calc (width, height);	1010	window_calc (newwidth, newheight);
		1011
		1012	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1013
		1014	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1015	if (set_hint)
		1016	{
		1017	szHint.flags &= ~(PBaseSize | PResizeInc);
973	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1018	XSetWMNormalHints (dpy, parent, &szHint);
		1019	szHint.flags |= PBaseSize | PResizeInc;
		1020	}
		1021
974	if (!ignoreparent)	1022	if (!ignoreparent)
975	{	1023	{
976	#ifdef SMART_RESIZE	1024	#ifdef SMART_RESIZE
977	/*	1025	/*
978	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1026	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
981	int x, y, x1, y1;	1029	int x, y, x1, y1;
982	int dx, dy;	1030	int dx, dy;
983	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1031	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
984	Window unused_cr;	1032	Window unused_cr;
985		1033
986	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1034	XTranslateCoordinates (dpy, parent, display->root,
987	0, 0, &x, &y, &unused_cr);	1035	0, 0, &x, &y, &unused_cr);
988	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1036	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
989	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1037	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
990	/*	1038	/*
991	* if display->root isn't the parent window, a WM will probably have offset	1039	* if display->root isn't the parent window, a WM will probably have offset
992	* our position for handles and decorations. Counter it	1040	* our position for handles and decorations. Counter it
993	*/	1041	*/
…		…
995	{	1043	{
996	x -= x1;	1044	x -= x1;
997	y -= y1;	1045	y -= y1;
998	}	1046	}
999		1047
1000	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1048	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1001	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1049	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1002	dx = old_width - szHint.width;	1050	dx = old_width - szHint.width;
1003	dy = old_height - szHint.height;	1051	dy = old_height - szHint.height;
1004		1052
1005	/* Check position of the center of the window */	1053	/* Check position of the center of the window */
1006	if (x < x1) /* left half */	1054	if (x < x1) /* left half */
1007	dx = 0;	1055	dx = 0;
…		…
1010	if (y < y1) /* top half */	1058	if (y < y1) /* top half */
1011	dy = 0;	1059	dy = 0;
1012	else if (y == y1) /* exact center */	1060	else if (y == y1) /* exact center */
1013	dy /= 2;	1061	dy /= 2;
1014		1062
1015	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1063	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1016	szHint.width, szHint.height);	1064	szHint.width, szHint.height);
1017	#else	1065	#else
1018	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1066	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1019	szHint.height);
1020	#endif	1067	#endif
1021
1022	}	1068	}
1023		1069
1024	fix_screen = (TermWin.ncol != prev_ncol	1070	if (set_hint)
1025	|| TermWin.nrow != prev_nrow);	1071	XSetWMNormalHints (dpy, parent, &szHint);
1026		1072
		1073	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1074
1027	if (fix_screen || width != old_width || height != old_height)	1075	if (fix_screen || newwidth != old_width || newheight != old_height)
1028	{	1076	{
1029	if (scrollbar_visible ())	1077	if (scrollBar.state)
1030	{	1078	scrollBar.resize ();
1031	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1032	0, scrollbar_TotalWidth (), szHint.height);
1033	resize_scrollbar ();
1034	}
1035		1079
1036	if (menubar_visible ())	1080	XMoveResizeWindow (dpy, vt,
1037	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1081	window_vt_x, window_vt_y,
1038	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1039
1040	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1041	window_vt_y, TermWin_TotalWidth (),
1042	TermWin_TotalHeight ());	1082	width, height);
1043	scr_clear ();
1044	#ifdef XPM_BACKGROUND
1045	resize_pixmap ();
1046	#endif
1047		1083
		1084	#ifdef HAVE_BG_PIXMAP
		1085	if (bg_window_size_sensitive ())
		1086	update_background ();
		1087	#endif
1048	}	1088	}
1049		1089
1050	if (fix_screen || old_height == 0)	1090	if (fix_screen || old_height == 0)
1051	{
1052	int curr_screen = -1;
1053	int old_ncol = prev_ncol;
1054
1055	/* scr_reset only works on the primary screen */
1056	if (old_height) /* this is not the first time through */
1057	{
1058	unsigned int ncol = TermWin.ncol;
1059	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1060	curr_screen = scr_change_screen (PRIMARY);
1061	TermWin.ncol = ncol;
1062	}
1063
1064	scr_reset ();	1091	scr_reset ();
1065
1066	if (curr_screen >= 0) /* this is not the first time through */
1067	{
1068	scr_change_screen (curr_screen);
1069	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1070	}
1071	}
1072
1073	old_width = szHint.width;
1074	old_height = szHint.height;
1075		1092
1076	#ifdef USE_XIM	1093	#ifdef USE_XIM
1077	IMSetStatusPosition ();	1094	im_set_position ();
1078	#endif	1095	#endif
1079	}	1096	}
1080		1097
1081	/*	1098	/*
1082	* Set the width/height of the vt window in characters. Units are pixels.	1099	* Set the width/height of the vt window in characters. Units are pixels.
1083	* good for toggling 80/132 columns	1100	* good for toggling 80/132 columns
1084	*/	1101	*/
1085	void	1102	void
1086	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1103	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1087	{	1104	{
1088	XWindowAttributes wattr;	1105	XWindowAttributes wattr;
1089		1106
1090	if (width == 0 || height == 0)	1107	if (newwidth == 0 || newheight == 0)
1091	{	1108	{
1092	XGetWindowAttributes (display->display, display->root, &wattr);	1109	XGetWindowAttributes (dpy, display->root, &wattr);
		1110
1093	if (width == 0)	1111	if (newwidth == 0)
1094	width = wattr.width - szHint.base_width;	1112	newwidth = wattr.width - szHint.base_width;
1095	if (height == 0)	1113	if (newheight == 0)
1096	height = wattr.height - szHint.base_height;	1114	newheight = wattr.height - szHint.base_height;
1097	}
1098	if (width != TermWin.width || height != TermWin.height)
1099	{	1115	}
		1116
		1117	if (newwidth != width || newheight != height)
		1118	{
1100	width += szHint.base_width;	1119	newwidth += szHint.base_width;
1101	height += szHint.base_height;	1120	newheight += szHint.base_height;
1102	resize_all_windows (width, height, 0);	1121	resize_all_windows (newwidth, newheight, 0);
1103	}	1122	}
1104	}	1123	}
1105		1124
1106	/* -------------------------------------------------------------------- *	1125	/* -------------------------------------------------------------------- *
1107	* - X INPUT METHOD ROUTINES - *	1126	* - X INPUT METHOD ROUTINES - *
1108	* -------------------------------------------------------------------- */	1127	* -------------------------------------------------------------------- */
1109	#ifdef USE_XIM	1128	#ifdef USE_XIM
1110		1129
1111	void	1130	void
		1131	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1132	{
		1133	fg = pix_colors [Color_fg];
		1134	bg = pix_colors [Color_bg];
		1135	}
		1136
		1137	void
1112	rxvt_term::im_set_size (XRectangle *size)	1138	rxvt_term::im_set_size (XRectangle &size)
1113	{	1139	{
1114	size->x = TermWin.int_bwidth;	1140	// the int_bwidth terms make no sense to me
1115	size->y = TermWin.int_bwidth;	1141	size.x = int_bwidth;
1116	size->width = Width2Pixel (TermWin.ncol);	1142	size.y = int_bwidth;
1117	size->height = Height2Pixel (TermWin.nrow);	1143	size.width = Width2Pixel (ncol) + int_bwidth;
		1144	size.height = Height2Pixel (nrow) + int_bwidth;
1118	}	1145	}
1119		1146
1120	void	1147	void
1121	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1148	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1149	XRectangle &status_rect,
		1150	const XRectangle &needed_rect)
1122	{	1151	{
1123	*fg = PixColors[Color_fg];	1152	preedit_rect.x = needed_rect.width;
1124	*bg = PixColors[Color_bg];	1153	preedit_rect.y = 0;
		1154	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1155	preedit_rect.height = fheight;
		1156
		1157	status_rect.x = 0;
		1158	status_rect.y = 0;
		1159	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1160	status_rect.height = fheight;
1125	}	1161	}
1126		1162
1127	/* Checking whether input method is running. */	1163	/* Checking whether input method is running. */
1128	bool	1164	bool
1129	rxvt_term::IMisRunning ()	1165	rxvt_term::im_is_running ()
1130	{	1166	{
1131	char *p;	1167	Atom atom;
1132	Atom atom;	1168	Window win;
1133	Window win;
1134	char server[IMBUFSIZ];	1169	char server[IMBUFSIZ];
1135		1170
1136	/* get current locale modifier */	1171	/* get current locale modifier */
1137	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1172	if (char *p = XSetLocaleModifiers (0))
1138	{	1173	{
1139	STRCPY (server, "@server=");	1174	strcpy (server, "@server=");
1140	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1175	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1176
1141	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1177	if (p = strchr (server + 1, '@')) /* first one only */
1142	*p = '\0';	1178	*p = '\0';
1143		1179
1144	atom = XInternAtom (display->display, server, False);	1180	atom = XInternAtom (dpy, server, False);
1145	win = XGetSelectionOwner (display->display, atom);	1181	win = XGetSelectionOwner (dpy, atom);
		1182
1146	if (win != None)	1183	if (win != None)
1147	return True;	1184	return true;
1148	}	1185	}
		1186
1149	return False;	1187	return false;
1150	}	1188	}
1151		1189
1152	void	1190	void
1153	rxvt_term::IMSendSpot ()	1191	rxvt_term::im_send_spot ()
1154	{	1192	{
1155	XPoint spot;	1193	XPoint nspot;
1156	XVaNestedList preedit_attr;	1194	XVaNestedList preedit_attr;
1157		1195
1158	if (Input_Context == NULL	1196	if (!Input_Context
1159	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1197	|| !focus
1160	|| ! (event_type == KeyPress	1198	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1161	|| event_type == Expose
1162	|| event_type == NoExpose
1163	|| event_type == SelectionNotify
1164	|| event_type == ButtonRelease || event_type == FocusIn)
1165	|| !IMisRunning ())
1166	return;	1199	return;
1167		1200
1168	im_set_position (&spot);	1201	im_set_position (nspot);
		1202
		1203	if (nspot.x == spot.x && nspot.y == spot.y)
		1204	return;
		1205
		1206	spot = nspot;
1169		1207
1170	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1208	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1171	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1209	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1172	XFree (preedit_attr);	1210	XFree (preedit_attr);
1173	}	1211	}
1174		1212
1175	void	1213	void
1176	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1177	XRectangle * needed_rect)
1178	{
1179	int mbh, vtx = 0;
1180
1181	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1182	vtx = scrollbar_TotalWidth ();
1183
1184	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1185	mbh -= TermWin.lineSpace;
1186
1187	preedit_rect->x = needed_rect->width + vtx;
1188	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1189
1190	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1191	preedit_rect->height = Height2Pixel (1);
1192
1193	status_rect->x = vtx;
1194	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1195
1196	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1197	status_rect->height = Height2Pixel (1);
1198	}
1199
1200	void
1201	rxvt_term::im_destroy ()	1214	rxvt_term::im_destroy ()
1202	{	1215	{
1203	if (Input_Context)
1204	{
1205	XDestroyIC (Input_Context);
1206	Input_Context = NULL;
1207	}
1208
1209	if (input_method)	1216	if (input_method)
1210	{	1217	{
		1218	if (Input_Context && input_method->xim)
		1219	XDestroyIC (Input_Context);
		1220
1211	display->put_xim (input_method);	1221	display->put_xim (input_method);
1212	input_method = 0;	1222	input_method = 0;
1213	}	1223	}
		1224
		1225	Input_Context = 0;
1214	}	1226	}
		1227
		1228	#ifdef ENABLE_XIM_ONTHESPOT
		1229
		1230	static void
		1231	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1232	{
		1233	((rxvt_term *)client_data)->make_current ();
		1234	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1235	}
		1236
		1237	static void
		1238	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1239	{
		1240	((rxvt_term *)client_data)->make_current ();
		1241	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1242	}
		1243
		1244	static void
		1245	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1246	{
		1247	rxvt_term *term = (rxvt_term *)client_data;
		1248	XIMText *text = call_data->text;
		1249
		1250	term->make_current ();
		1251
		1252	if (text)
		1253	{
		1254	wchar_t *str;
		1255
		1256	if (!text->encoding_is_wchar && text->string.multi_byte)
		1257	{
		1258	// of course, X makes it ugly again
		1259	if (term->rs[Rs_imLocale])
		1260	SET_LOCALE (term->rs[Rs_imLocale]);
		1261
		1262	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1263	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1264
		1265	if (term->rs[Rs_imLocale])
		1266	SET_LOCALE (term->locale);
		1267	}
		1268	else
		1269	str = text->string.wide_char;
		1270
		1271	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1272	DT_INT, call_data->caret,
		1273	DT_INT, call_data->chg_first,
		1274	DT_INT, call_data->chg_length,
		1275	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1276	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1277	DT_END));
		1278	}
		1279	else
		1280	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1281	DT_INT, call_data->caret,
		1282	DT_INT, call_data->chg_first,
		1283	DT_INT, call_data->chg_length,
		1284	DT_END));
		1285	}
		1286
		1287	#if 0
		1288	static void
		1289	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1290	{
		1291	((rxvt_term *)client_data)->make_current ();
		1292	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1293	DT_INT, call_data->position,
		1294	DT_INT, call_data->direction,
		1295	DT_INT, call_data->style,
		1296	DT_END));
		1297	}
		1298	#endif
		1299
		1300	#endif
1215		1301
1216	/*	1302	/*
1217	* Try to open a XIM with the current modifiers, then see if we can	1303	* Try to open a XIM with the current modifiers, then see if we can
1218	* open a suitable preedit type	1304	* open a suitable preedit type
1219	*/	1305	*/
1220	bool	1306	bool
1221	rxvt_term::IM_get_IC (const char *modifiers)	1307	rxvt_term::im_get_ic (const char *modifiers)
1222	{	1308	{
1223	int i, j, found;	1309	int i, j, found;
1224	XIM xim;	1310	XIM xim;
1225	XPoint spot;	1311	XPoint spot;
1226	XRectangle rect, status_rect, needed_rect;	1312	XRectangle rect, status_rect, needed_rect;
1227	unsigned long fg, bg;	1313	unsigned long fg, bg;
1228	const char *p;	1314	const char *p;
1229	char **s;	1315	char **s;
1230	XIMStyles *xim_styles;	1316	XIMStyles *xim_styles;
1231	XVaNestedList preedit_attr, status_attr;	1317
		1318	set_environ (envv);
1232		1319
1233	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1320	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1234	return false;	1321	return false;
1235		1322
1236	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1237	input_method = display->get_xim (locale, modifiers);	1323	input_method = display->get_xim (locale, modifiers);
1238	if (input_method == NULL)	1324	if (input_method == NULL)
1239	return false;	1325	return false;
1240		1326
1241	xim = input_method->xim;	1327	xim = input_method->xim;
		1328	spot.x = spot.y = -1;
1242		1329
1243	xim_styles = NULL;	1330	xim_styles = NULL;
1244	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1331	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1245	|| !xim_styles || !xim_styles->count_styles)	1332	|| !xim_styles || !xim_styles->count_styles)
1246	{	1333	{
1247	display->put_xim (input_method);	1334	im_destroy ();
1248	return false;	1335	return false;
1249	}	1336	}
1250		1337
1251	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1338	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1252	s = rxvt_splitcommastring (p);	1339
		1340	for (int pi = 0; pi < 2; pi++)
		1341	{
		1342	p = pet[pi];
		1343
		1344	if (!p)
		1345	continue;
		1346
		1347	s = rxvt_strsplit (',', p);
		1348
1253	for (i = found = 0; !found && s[i]; i++)	1349	for (i = found = 0; !found && s[i]; i++)
1254	{	1350	{
1255	if (!STRCMP (s[i], "OverTheSpot"))	1351	if (!strcmp (s[i], "OverTheSpot"))
1256	input_style = (XIMPreeditPosition | XIMStatusNothing);	1352	input_style = XIMPreeditPosition | XIMStatusNothing;
1257	else if (!STRCMP (s[i], "OffTheSpot"))	1353	else if (!strcmp (s[i], "OffTheSpot"))
1258	input_style = (XIMPreeditArea | XIMStatusArea);	1354	input_style = XIMPreeditArea | XIMStatusArea;
1259	else if (!STRCMP (s[i], "Root"))	1355	else if (!strcmp (s[i], "Root"))
1260	input_style = (XIMPreeditNothing | XIMStatusNothing);	1356	input_style = XIMPreeditNothing | XIMStatusNothing;
		1357	else if (!strcmp (s[i], "None"))
		1358	input_style = XIMPreeditNone | XIMStatusNone;
		1359	#ifdef ENABLE_XIM_ONTHESPOT
		1360	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1361	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1362	#endif
		1363	else
		1364	input_style = XIMPreeditNothing | XIMStatusNothing;
1261		1365
1262	for (j = 0; j < xim_styles->count_styles; j++)	1366	for (j = 0; j < xim_styles->count_styles; j++)
1263	if (input_style == xim_styles->supported_styles[j])	1367	if (input_style == xim_styles->supported_styles[j])
1264	{	1368	{
		1369	rxvt_free_strsplit (s);
		1370
1265	found = 1;	1371	found = 1;
1266	break;	1372	goto foundpet;
		1373	}
		1374
1267	}	1375	}
1268	}
1269		1376
1270	for (i = 0; s[i]; i++)	1377	rxvt_free_strsplit (s);
1271	free (s[i]);	1378	}
1272		1379
1273	free (s);	1380	foundpet:
		1381
1274	XFree (xim_styles);	1382	XFree (xim_styles);
1275		1383
1276	if (!found)	1384	if (!found)
1277	{	1385	{
1278	display->put_xim (input_method);	1386	im_destroy ();
1279	return false;	1387	return false;
1280	}	1388	}
1281		1389
1282	preedit_attr = status_attr = NULL;	1390	XFontSet fs = 0;
		1391	XVaNestedList preedit_attr = 0, status_attr = 0;
		1392
		1393	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1394	{
		1395	// fake us a font-set, please
		1396	char **missing_charset_list;
		1397	int missing_charset_count;
		1398	char *def_string;
		1399	char pat[512];
		1400
		1401	sprintf (pat,
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"*",
		1408	fheight,
		1409	fheight + 1, fheight - 1,
		1410	fheight - 2, fheight + 2);
		1411
		1412	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1413	&missing_charset_list, &missing_charset_count, &def_string);
		1414
		1415	if (missing_charset_list)
		1416	XFreeStringList (missing_charset_list);
		1417
		1418	if (!fs)
		1419	{
		1420	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1421	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1422	}
		1423	}
1283		1424
1284	if (input_style & XIMPreeditPosition)	1425	if (input_style & XIMPreeditPosition)
1285	{	1426	{
1286	im_set_size (&rect);	1427	im_set_size (rect);
1287	im_set_position (&spot);	1428	im_set_position (spot);
1288	im_set_color (&fg, &bg);	1429	im_set_color (fg, bg);
1289		1430
1290	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1431	preedit_attr = XVaCreateNestedList (0,
		1432	XNForeground, fg,
		1433	XNBackground, bg,
		1434	XNArea, &rect,
1291	XNSpotLocation, &spot,	1435	XNSpotLocation, &spot,
1292	XNForeground, fg, XNBackground, bg,
1293	//XNFontSet, TermWin.fontset,	1436	XNFontSet, fs,
1294	NULL);	1437	NULL);
1295	}	1438	}
1296	else if (input_style & XIMPreeditArea)	1439	else if (input_style & XIMPreeditArea)
1297	{	1440	{
1298	im_set_color (&fg, &bg);	1441	im_set_color (fg, bg);
1299		1442
1300	/*	1443	/*
1301	* The necessary width of preedit area is unknown	1444	* The necessary width of preedit area is unknown
1302	* until create input context.	1445	* until create input context.
1303	*/	1446	*/
1304	needed_rect.width = 0;	1447	needed_rect.width = 0;
1305
1306	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1448	im_set_preedit_area (rect, status_rect, needed_rect);
1307		1449
1308	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1450	preedit_attr = XVaCreateNestedList (0,
		1451	XNForeground, fg,
1309	XNForeground, fg, XNBackground, bg,	1452	XNBackground, bg,
		1453	XNArea, &rect,
		1454	XNFontSet, fs,
		1455	NULL);
		1456	status_attr = XVaCreateNestedList (0,
		1457	XNForeground, fg,
		1458	XNBackground, bg,
		1459	XNArea, &status_rect,
1310	//XNFontSet, TermWin.fontset,	1460	XNFontSet, fs,
1311	NULL);	1461	NULL);
1312	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1462	}
1313	XNForeground, fg, XNBackground, bg,	1463	#if ENABLE_XIM_ONTHESPOT
1314	//XNFontSet, TermWin.fontset,	1464	else if (input_style & XIMPreeditCallbacks)
		1465	{
		1466	XIMCallback xcb[4];
		1467
		1468	im_set_position (spot);
		1469
		1470	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1471	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1472	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1473	# if 0
		1474	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1475	# endif
		1476
		1477	preedit_attr = XVaCreateNestedList (0,
		1478	XNSpotLocation, &spot,
		1479	XNPreeditStartCallback, &xcb[0],
		1480	XNPreeditDoneCallback , &xcb[1],
		1481	XNPreeditDrawCallback , &xcb[2],
		1482	# if 0
		1483	XNPreeditCaretCallback, &xcb[3],
		1484	# endif
1315	NULL);	1485	NULL);
1316	}	1486	}
		1487	#endif
1317		1488
1318	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1489	Input_Context = XCreateIC (xim,
		1490	XNInputStyle, input_style,
1319	XNClientWindow, TermWin.parent[0],	1491	XNClientWindow, vt,
1320	XNFocusWindow, TermWin.parent[0],	1492	XNFocusWindow, parent,
1321	preedit_attr ? XNPreeditAttributes : NULL,	1493	preedit_attr ? XNPreeditAttributes : NULL,
1322	preedit_attr,	1494	preedit_attr,
1323	status_attr ? XNStatusAttributes : NULL,	1495	status_attr ? XNStatusAttributes : NULL,
1324	status_attr, NULL);	1496	status_attr, NULL);
		1497
1325	if (preedit_attr) XFree (preedit_attr);	1498	if (preedit_attr) XFree (preedit_attr);
1326	if (status_attr) XFree (status_attr);	1499	if (status_attr) XFree (status_attr);
		1500	if (fs) XFreeFontSet (dpy, fs);
1327		1501
1328	if (Input_Context == NULL)	1502	if (Input_Context == NULL)
1329	{	1503	{
1330	rxvt_print_error ("failed to create input context");	1504	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1331	display->put_xim (input_method);	1505	im_destroy ();
1332	return false;	1506	return false;
1333	}	1507	}
1334		1508
1335	if (input_style & XIMPreeditArea)	1509	#if 0
1336	IMSetStatusPosition ();	1510	// unfortunately, only the focus window is used by XIM, hard to fix
		1511	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1512	vt_select_input ();
		1513	#endif
1337		1514
1338	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1515	im_set_position ();
		1516
1339	return true;	1517	return true;
1340	}	1518	}
1341		1519
1342	void	1520	void
1343	rxvt_term::im_cb ()	1521	rxvt_term::im_cb ()
1344	{	1522	{
1345	int i, found, had_im;	1523	int i;
1346	const char *p;	1524	const char *p;
1347	char **s;	1525	char **s;
1348	char buf[IMBUFSIZ];	1526	char buf[IMBUFSIZ];
1349		1527
		1528	make_current ();
		1529
1350	im_destroy ();	1530	im_destroy ();
1351		1531
1352	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1353	if (Input_Context)	1532	if (Input_Context)
1354	return;	1533	return;
1355		1534
1356	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1357	if (rs[Rs_imLocale])	1536	if (rs[Rs_imLocale])
…		…
1361	p = rs[Rs_inputMethod];	1540	p = rs[Rs_inputMethod];
1362	if (p && *p)	1541	if (p && *p)
1363	{	1542	{
1364	bool found = false;	1543	bool found = false;
1365		1544
1366	s = rxvt_splitcommastring (p);	1545	s = rxvt_strsplit (',', p);
		1546
1367	for (i = 0; s[i]; i++)	1547	for (i = 0; s[i]; i++)
1368	{	1548	{
1369	if (*s[i])	1549	if (*s[i])
1370	{	1550	{
1371	STRCPY (buf, "@im=");	1551	strcpy (buf, "@im=");
1372	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1552	strncat (buf, s[i], IMBUFSIZ - 5);
1373	if (IM_get_IC (buf))	1553	if (im_get_ic (buf))
1374	{	1554	{
1375	found = true;	1555	found = true;
1376	break;	1556	break;
1377	}	1557	}
1378	}	1558	}
1379	}	1559	}
1380	for (i = 0; s[i]; i++)	1560
1381	free (s[i]);	1561	rxvt_free_strsplit (s);
1382	free (s);
1383		1562
1384	if (found)	1563	if (found)
1385	goto done;	1564	goto done;
1386	}	1565	}
1387		1566
1388	/* try with XMODIFIERS env. var. */	1567	/* try with XMODIFIERS env. var. */
1389	if (IM_get_IC (""))	1568	if (im_get_ic (""))
1390	goto done;	1569	goto done;
1391		1570
1392	/* try with no modifiers base IF the user didn't specify an IM */	1571	/* try with no modifiers base IF the user didn't specify an IM */
1393	if (IM_get_IC ("@im=none"))	1572	if (im_get_ic ("@im=none"))
1394	goto done;	1573	goto done;
1395		1574
1396	done:	1575	done:
1397	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1576	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1398	if (rs[Rs_imLocale])	1577	if (rs[Rs_imLocale])
1399	SET_LOCALE (locale);	1578	SET_LOCALE (locale);
1400	#endif	1579	#endif
1401	}	1580	}
1402		1581
1403	void	1582	void
1404	rxvt_term::IMSetStatusPosition ()	1583	rxvt_term::im_set_position ()
1405	{	1584	{
1406	XRectangle preedit_rect, status_rect, *needed_rect;	1585	XRectangle preedit_rect, status_rect, *needed_rect;
1407	XVaNestedList preedit_attr, status_attr;	1586	XVaNestedList preedit_attr, status_attr;
1408		1587
1409	if (Input_Context == NULL	1588	if (!Input_Context
1410	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1589	|| !focus
		1590	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1411	|| !IMisRunning ())	1591	|| !im_is_running ())
1412	return;	1592	return;
1413		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	{
1414	/* Getting the necessary width of preedit area */	1604	/* Getting the necessary width of preedit area */
1415	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1416	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1606	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1417	XFree (status_attr);	1607	XFree (status_attr);
1418		1608
1419	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);
1420		1611
1421	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1612	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1613	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1423		1614
1424	XSetICValues (Input_Context,	1615	XSetICValues (Input_Context,
1425	XNPreeditAttributes, preedit_attr,	1616	XNPreeditAttributes, preedit_attr,
1426	XNStatusAttributes, status_attr, NULL);	1617	XNStatusAttributes, status_attr,
		1618	NULL);
1427		1619
		1620	XFree (status_attr);
		1621	}
		1622
1428	XFree (preedit_attr);	1623	XFree (preedit_attr);
1429	XFree (status_attr);
1430	}	1624	}
1431	#endif /* USE_XIM */	1625	#endif /* USE_XIM */
1432		1626
1433	/*----------------------------------------------------------------------*/	1627	void
1434	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	Pixmap
		1635	rxvt_term::get_pixmap_property (Atom property)
		1636	{
		1637	Pixmap pixmap = None;
		1638
		1639	int aformat;
		1640	unsigned long nitems, bytes_after;
		1641	Atom atype;
		1642	unsigned char *prop;
		1643	int result = XGetWindowProperty (dpy, display->root, property,
		1644	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1645	&nitems, &bytes_after, &prop);
		1646	if (result == Success)
		1647	{
		1648	if (atype == XA_PIXMAP)
		1649	pixmap = *(Pixmap *)prop;
		1650	XFree (prop);
		1651	}
		1652
		1653	return pixmap;
		1654	}
		1655
		1656	#ifdef HAVE_BG_PIXMAP
		1657
		1658	void
		1659	rxvt_term::update_background ()
		1660	{
		1661	if (update_background_ev.is_active ())
		1662	return;
		1663
		1664	bg_invalidate ();
		1665
		1666	if (!mapped)
		1667	return;
		1668
		1669	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1670
		1671	if (to_wait <= 0.)
		1672	bg_render ();
		1673	else
		1674	update_background_ev.start (to_wait);
		1675	}
		1676
		1677	void
		1678	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1679	{
		1680	make_current ();
		1681
		1682	update_background_ev.stop ();
		1683	bg_render ();
		1684	refresh_check ();
		1685	}
		1686
		1687	#endif /* HAVE_BG_PIXMAP */
1435		1688
1436	/*----------------------- end-of-file (C source) -----------------------*/	1689	/*----------------------- end-of-file (C source) -----------------------*/

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