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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.38 by pcg, Sat Feb 21 21:43:37 2004 UTC vs.
Revision 1.333 by root, Fri Oct 22 05:57:59 2010 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) 2003-2008 Marc Lehmann <pcg@goof.com>
16	*	17	*
17	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
18	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <cassert>
36	#include <signal.h>	42	#include <csignal>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>
44	#endif
45
46	#include <cstring>	43	#include <cstring>
47		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
48	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
49		63
50	void	64	bool
51	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
52	{	66	{
53	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
54	{	68
55	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);
56	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
57	}	77	return true;
58	}	78	}
59		79
60	void *	80	void
61	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
62	{	82	{
63	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
64		86
65	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.end (); cc-- > v.begin (); )
		111	{
		112	if (cc->c1 == c1 && cc->c2 == c2)
		113	return COMPOSE_LO + (cc - v.begin ());
		114	}
		115
		116	// allocate a new combination
		117	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		118	{
		119	static int seen;
		120
		121	if (!seen++)
		122	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		123
		124	return REPLACEMENT_CHAR;
		125	}
		126
		127	v.push_back (compose_char (c1, c2));
		128
		129	return v.size () - 1 + COMPOSE_LO;
		130	}
		131
		132	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		133	{
		134	compose_char *cc = (*this)[c];
		135
		136	if (!cc)
		137	{
		138	if (r) *r = c;
		139	return 1;
		140	}
		141
		142	int len = expand (cc->c1, r);
		143
		144	if (r) r += len;
		145
		146	if (cc->c2 != NOCHAR)
		147	{
		148	len++;
		149	if (r) *r++ = cc->c2;
		150	}
		151
66	return p;	152	return len;
67	}
68		153
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	154	}
		155	#endif
74		156
75	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
76	:	158	{
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	159	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	160	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif	161	#endif
86	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	163	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88	#endif	164	#endif
89	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),	166	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		176	#endif
		177	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		178	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		179	#endif
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#ifdef USE_XIM
		182	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91	#endif	183	#endif
92	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94	#endif	186	#endif
		187	#ifndef NO_BELL
		188	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		189	#endif
		190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
		198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
		217	}
		218
		219	rxvt_term::~rxvt_term ()
		220	{
		221	termlist.erase (find (termlist.begin (), termlist.end(), this));
		222
		223	emergency_cleanup ();
		224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
		229	#endif
		230	delete fontset[0];
		231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
		234	#endif
		235	#ifdef HAVE_AFTERIMAGE
		236	if (asv)
		237	destroy_asvisual (asv, 0);
		238	if (asimman)
		239	destroy_image_manager (asimman, 0);
		240	#endif
		241
		242	if (display)
		243	{
		244	selection_clear ();
		245	selection_clear (true);
		246
95	#ifdef USE_XIM	247	#ifdef USE_XIM
96	im_ev (this, &rxvt_term::im_cb),	248	im_destroy ();
97	#endif	249	#endif
98	check_ev (this, &rxvt_term::check_cb),	250	scrollBar.destroy ();
99	destroy_ev (this, &rxvt_term::destroy_cb),	251	if (gc) XFreeGC (dpy, gc);
100	pty_ev (this, &rxvt_term::pty_cb),
101	incr_ev (this, &rxvt_term::incr_cb)
102	{
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
104	}
105		252
106	rxvt_term::~rxvt_term ()	253	delete drawable;
107	{	254	// destroy all windows
108	if (cmd_fd >= 0)
109	close (cmd_fd);
110
111	#ifndef NO_SETOWNER_TTYDEV
112	privileged_ttydev (RESTORE);
113	#endif
114	#ifdef UTMP_SUPPORT
115	privileged_utmp (RESTORE);
116	#endif
117
118	delete TermWin.fontset;
119
120	if (display)
121	if (TermWin.parent[0])	255	if (parent[0])
122	XDestroyWindow (display->display, TermWin.parent[0]);	256	XDestroyWindow (dpy, parent[0]);
123		257
124	// TODO: free pixcolours, colours should become part of rxvt_display	258	for (int i = 0; i < TOTAL_COLORS; i++)
		259	if (ISSET_PIXCOLOR (i))
		260	{
		261	pix_colors_focused [i].free (this);
		262	#if OFF_FOCUS_FADING
		263	pix_colors_unfocused [i].free (this);
		264	#endif
		265	}
125		266
126	delete PixColors;	267	clear ();
127		268
		269	display->flush (); /* ideally .put should do this */
128	displays.put (display);	270	displays.put (display);
		271	}
129		272
130	scr_release ();	273	scr_release ();
131		274
132	free (env_windowid);	275	/* clear all resources */
		276	for (int i = 0; i < allocated.size (); i++)
		277	free (allocated [i]);
		278
		279	free (selection.text);
		280	free (selection.clip_text);
		281	// TODO: manage env vars in child only(!)
133	free (env_display);	282	free (env_display);
134	free (env_term);	283	free (env_term);
135	free (env_colorfgbg);
136	free (locale);	284	free (locale);
137	free (codeset);	285	free (v_buffer);
		286	free (incr_buf);
138		287
139	delete envv;	288	delete envv;
140	delete argv;	289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
		298
		299	// child has exited, usually destroys
		300	void
		301	rxvt_term::child_cb (ev::child &w, int status)
		302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		304
		305	cmd_pid = 0;
		306
		307	if (!option (Opt_hold))
		308	destroy ();
141	}	309	}
142		310
143	void	311	void
144	rxvt_term::destroy ()	312	rxvt_term::destroy ()
145	{	313	{
		314	if (destroy_ev.is_active ())
		315	return;
		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		318
		319	#if ENABLE_OVERLAY
		320	scr_overlay_off ();
		321	#endif
		322
146	if (display)	323	if (display)
147	{	324	{
		325	#if USE_XIM
		326	im_ev.stop (display);
		327	#endif
		328	scrollbar_ev.stop (display);
		329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
148	rootwin_ev.stop (display);	330	rootwin_ev.stop (display);
		331	#endif
		332	incr_ev.stop ();
149	termwin_ev.stop (display);	333	termwin_ev.stop (display);
150	vt_ev.stop (display);	334	vt_ev.stop (display);
151	#ifdef USE_XIM
152	im_destroy ();
153	im_ev.stop (display);
154	#endif
155	#ifdef HAVE_SCROLLBARS
156	scrollbar_ev.stop (display);
157	#endif
158	#ifdef MENUBAR
159	menubar_ev.stop (display);
160	#endif
161	}	335	}
162		336
163	check_ev.stop ();	337	flush_ev.stop ();
164	pty_ev.stop ();	338	pty_ev.stop ();
165	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
166	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
167	#endif	341	#endif
168	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
169	text_blink_ev.stop ();	343	text_blink_ev.stop ();
170	#endif	344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
		350	#endif
171	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
172	pointer_ev.stop ();	352	pointer_ev.stop ();
173	#endif	353	#endif
174		354
175	destroy_ev.start (0);	355	destroy_ev.start ();
176	}	356	}
177		357
178	void	358	void
179	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
180	{	360	{
181	SET_R (this);	361	make_current ();
182		362
183	delete this;	363	delete this;
184	}
185
186	/*----------------------------------------------------------------------*/
187	/* rxvt_init () */
188	/* LIBPROTO */
189	rxvt_t
190	rxvt_init (int argc, const char *const *argv)
191	{
192	SET_R (new rxvt_term);
193
194	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
195	{
196	delete GET_R;
197	SET_R (0);
198	}
199
200	return GET_R;
201	}
202
203	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
204
205	void
206	rxvt_init_signals ()
207	{
208	/* install exit handler for cleanup */
209	#if 0
210	#ifdef HAVE_ATEXIT
211	atexit (rxvt_clean_exit);
212	#else
213	#endif
214	#endif
215
216	struct sigaction sa;
217
218	sigfillset (&sa.sa_mask);
219	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
220	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
221	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
222	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
225	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
226
227	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
228	/* signal (SIGURG, SIG_DFL); */
229
230	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
231	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
232	}
233
234	bool
235	rxvt_term::init (int argc, const char *const *argv)
236	{
237	/*
238	* Save and then give up any super-user privileges
239	* If we need privileges in any area then we must specifically request it.
240	* We should only need to be root in these cases:
241	* 1. write utmp entries on some systems
242	* 2. chown tty on some systems
243	*/
244	privileges (SAVE);
245	privileges (IGNORE);
246
247	init_secondary ();
248
249	const char **cmd_argv = init_resources (argc, argv);
250
251	set_locale ("");
252
253	#if (MENUBAR_MAX)
254	menubar_read (rs[Rs_menu]);
255	#endif
256	#ifdef HAVE_SCROLLBARS
257	if (Options & Opt_scrollBar)
258	scrollBar.setIdle (); /* set existence for size calculations */
259	#endif
260
261	create_windows (argc, argv);
262
263	init_xlocale ();
264
265	scr_reset (); /* initialize screen */
266	#ifdef RXVT_GRAPHICS
267	Gr_reset (); /* reset graphics */
268	#endif
269
270	#if 0
271	XSynchronize (display->display, True);
272	#endif
273
274	#ifdef HAVE_SCROLLBARS
275	if (Options & Opt_scrollBar)
276	resize_scrollbar (); /* create and map scrollbar */
277	#endif
278	#if (MENUBAR_MAX)
279	if (menubar_visible (r))
280	XMapWindow (display->display, menuBar.win);
281	#endif
282	#ifdef TRANSPARENT
283	if (Options & Opt_transparent)
284	{
285	XSelectInput (display->display, display->root, PropertyChangeMask);
286	check_our_parents ();
287	}
288	#endif
289
290	rootwin_ev.start (display, display->root);
291
292	XMapWindow (display->display, TermWin.vt);
293	XMapWindow (display->display, TermWin.parent[0]);
294
295	init_command (cmd_argv);
296
297	pty_ev.start (cmd_fd, EVENT_READ);
298
299	check_ev.start ();
300
301	return true;
302	}
303
304	/* ------------------------------------------------------------------------- *
305	* SIGNAL HANDLING & EXIT HANDLER *
306	* ------------------------------------------------------------------------- */
307	/*
308	* Catch a SIGCHLD signal and exit if the direct child has died
309	*/
310	/* ARGSUSED */
311	/* EXTPROTO */
312	RETSIGTYPE
313	rxvt_Child_signal (int sig __attribute__ ((unused)))
314	{
315	int pid, save_errno = errno;
316	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
317	;
318	errno = save_errno;
319
320	#if 0
321	if (pid == cmd_pid)
322	exit (EXIT_SUCCESS);
323	#endif
324	}
325
326	/*
327	* Catch a fatal signal and tidy up before quitting
328	*/
329	/* EXTPROTO */
330	RETSIGTYPE
331	rxvt_Exit_signal (int sig)
332	{
333	signal (sig, SIG_DFL);
334	#ifdef DEBUG_CMD
335	rxvt_print_error ("signal %d", sig);
336	#endif
337	rxvt_clean_exit ();
338	kill (getpid (), sig);
339	}
340
341	/* INTPROTO */
342	int
343	rxvt_xerror_handler (Display *display, XErrorEvent *event)
344	{
345	if (GET_R->allowedxerror == -1)
346	GET_R->allowedxerror = event->error_code;
347	else
348	{
349	old_xerror_handler (display, event);
350	GET_R->destroy ();
351	}
352
353	return 0;
354	}	364	}
355		365
356	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
357	/*	367	/*
358	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
359	* TODO: if debugging, this should free up any known resources if we can	369	* TODO: if debugging, this should free up any known resources if we can
360	*/	370	*/
361	/* EXTPROTO */	371	static XErrorHandler old_xerror_handler;
362	void
363	rxvt_clean_exit ()
364	{
365	// TODO: rxvtd should clean up all ressources
366	if (GET_R)
367	GET_R->destroy ();
368	}
369		372
370	/* ------------------------------------------------------------------------- *	373	static void
371	* MEMORY ALLOCATION WRAPPERS *	374	rxvt_emergency_cleanup ()
372	* ------------------------------------------------------------------------- */
373	/* EXTPROTO */
374	void *
375	rxvt_malloc (size_t size)
376	{	375	{
377	void *p;	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
378		377	(*t)->emergency_cleanup ();
379	p = malloc (size);
380	if (p)
381	return p;
382
383	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
384	rxvt_clean_exit ();
385	exit (EXIT_FAILURE);
386	/* NOTREACHED */
387	}	378	}
388		379
389	/* EXTPROTO */	380	#if !ENABLE_MINIMAL
390	void *	381	static void
391	rxvt_calloc (size_t number, size_t size)	382	print_x_error (Display *dpy, XErrorEvent *event)
392	{	383	{
393	void *p;	384	char buffer[BUFSIZ];
394		385	char mesg[BUFSIZ];
395	p = calloc (number, size);	386	char number[32];
396	if (p)	387	char *mtype = "XlibMessage";
397	return p;	388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
398		389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
399	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
400	rxvt_clean_exit ();	391	rxvt_warn ("%s: %s\n", mesg, buffer);
401	exit (EXIT_FAILURE);	392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
402	/* NOTREACHED */	393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		394	sprintf(number, "%d", event->request_code);
		395	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		396	rxvt_warn ("(which is %s)\n", buffer);
		397	if (event->request_code >= 128) {
		398	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		399	mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		401	}
		402	if ((event->error_code == BadWindow) ||
		403	(event->error_code == BadPixmap) ||
		404	(event->error_code == BadCursor) ||
		405	(event->error_code == BadFont) ||
		406	(event->error_code == BadDrawable) ||
		407	(event->error_code == BadColor) ||
		408	(event->error_code == BadGC) ||
		409	(event->error_code == BadIDChoice) ||
		410	(event->error_code == BadValue) ||
		411	(event->error_code == BadAtom)) {
		412	if (event->error_code == BadValue)
		413	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		414	mesg, BUFSIZ);
		415	else if (event->error_code == BadAtom)
		416	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		417	mesg, BUFSIZ);
		418	else
		419	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		422	}
		423	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		424	mesg, BUFSIZ);
		425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
403	}	426	}
		427	#endif
404		428
405	/* EXTPROTO */	429	int
406	void *	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
407	rxvt_realloc (void *ptr, size_t size)
408	{	431	{
409	void *p;	432	if (GET_R->allowedxerror == -1)
410		433	GET_R->allowedxerror = event->error_code;
411	if (ptr)
412	p = realloc (ptr, size);
413	else	434	else
414	p = malloc (size);	435	{
415	if (p)	436	// GET_R is most likely not the terminal which caused the error,
		437	// so just output the error and continue
		438	#if ENABLE_MINIMAL
		439	old_xerror_handler (display, event);
		440	#else
		441	print_x_error (display, event);
		442	#endif
		443	}
		444
416	return p;	445	return 0;
		446	}
417		447
418	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	448	int
419	rxvt_clean_exit ();	449	rxvt_xioerror_handler (Display *display)
		450	{
		451	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		452	DisplayString (display));
		453	rxvt_emergency_cleanup ();
420	exit (EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
421	/* NOTREACHED */
422	}	455	}
423		456
424	/* ------------------------------------------------------------------------- *	457	static struct sig_handlers
425	* PRIVILEGED OPERATIONS *
426	* ------------------------------------------------------------------------- */
427	/* take care of suid/sgid super-user (root) privileges */
428	void
429	rxvt_term::privileges (int mode)
430	{	458	{
431	#if ! defined(__CYGWIN32__)	459	ev::sig sw_term, sw_int;
432	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	460
433	/* setreuid () is the poor man's setuid (), seteuid () */	461	/*
434	# define seteuid(a) setreuid(-1, (a))	462	* Catch a fatal signal and tidy up before quitting
435	# define setegid(a) setregid(-1, (a))	463	*/
436	# define HAVE_SETEUID	464	void sig_term (ev::sig &w, int revents);
		465
		466	sig_handlers ()
		467	{
		468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		470	}
		471	} sig_handlers;
		472
		473	void
		474	sig_handlers::sig_term (ev::sig &w, int revents)
		475	{
		476	rxvt_emergency_cleanup ();
		477	w.stop ();
		478	kill (getpid (), w.signum);
		479	}
		480
		481	static void
		482	rxvt_get_ttymode (struct termios *tio)
		483	{
		484	if (tcgetattr (STDIN_FILENO, tio) < 0)
		485	memset (tio, 0, sizeof (struct termios));
		486
		487	for (int i = 0; i < NCCS; i++)
		488	tio->c_cc[i] = VDISABLE;
		489
		490	tio->c_cc[VINTR] = CINTR;
		491	tio->c_cc[VQUIT] = CQUIT;
		492	tio->c_cc[VERASE] = CERASE;
		493	#ifdef VERASE2
		494	tio->c_cc[VERASE2] = CERASE2;
		495	#endif
		496	tio->c_cc[VKILL] = CKILL;
		497	tio->c_cc[VEOF] = CEOF;
		498	tio->c_cc[VSTART] = CSTART;
		499	tio->c_cc[VSTOP] = CSTOP;
		500	tio->c_cc[VSUSP] = CSUSP;
		501	# ifdef VDSUSP
		502	tio->c_cc[VDSUSP] = CDSUSP;
437	# endif	503	# endif
438	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
439	switch (mode)	505	tio->c_cc[VREPRINT] = CRPRNT;
440	{
441	case IGNORE:
442	/*
443	* change effective uid/gid - not real uid/gid - so we can switch
444	* back to root later, as required
445	*/
446	seteuid (getuid ());
447	setegid (getgid ());
448	break;
449	case SAVE:
450	euid = geteuid ();
451	egid = getegid ();
452	break;
453	case RESTORE:
454	seteuid (euid);
455	setegid (egid);
456	break;
457	}
458	# else
459	switch (mode)
460	{
461	case IGNORE:
462	setuid (getuid ());
463	setgid (getgid ());
464	/* FALLTHROUGH */
465	case SAVE:
466	/* FALLTHROUGH */
467	case RESTORE:
468	break;
469	}
470	# endif	506	# endif
471	#endif	507	# ifdef VDISCRD
472	}	508	tio->c_cc[VDISCRD] = CFLUSH;
473
474	#ifdef UTMP_SUPPORT
475	void
476	rxvt_term::privileged_utmp (char action)
477	{
478	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
479	action, next_utmp_action, getpid ()));
480	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
481	|| (Options & Opt_utmpInhibit)
482	|| ttydev == NULL || *ttydev == '\0')
483	return;
484
485	privileges (RESTORE);
486	if (action == SAVE)
487	{
488	next_utmp_action = RESTORE;
489	makeutent (ttydev, rs[Rs_display_name]);
490	}
491	else
492	{ /* action == RESTORE */
493	next_utmp_action = IGNORE;
494	cleanutent ();
495	}
496	privileges (IGNORE);
497	}
498	#endif
499
500	#ifndef NO_SETOWNER_TTYDEV
501	void
502	rxvt_term::privileged_ttydev (char action)
503	{
504	D_MAIN ((stderr,
505	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
506	action, next_tty_action, getpid ()));
507	if (next_tty_action != action || (action != SAVE && action != RESTORE)
508	|| ttydev == NULL || *ttydev == '\0')
509	return;
510
511	privileges (RESTORE);
512
513	if (action == SAVE)
514	{
515	next_tty_action = RESTORE;
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
518	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
519	next_tty_action = IGNORE;
520	else
521	# endif	509	# endif
522		510	# ifdef VWERSE
523	{	511	tio->c_cc[VWERSE] = CWERASE;
524	chown (ttydev, getuid (), ttygid); /* fail silently */
525	chmod (ttydev, ttymode);
526	# ifdef HAVE_REVOKE
527	revoke (ttydev);
528	# endif	512	# endif
529		513	# ifdef VLNEXT
530	}	514	tio->c_cc[VLNEXT] = CLNEXT;
531	}
532	else
533	{ /* action == RESTORE */
534	next_tty_action = IGNORE;
535	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
536	chmod (ttydev, ttyfd_stat.st_mode);
537	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
538	# else
539	chmod (ttydev,
540	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
541	chown (ttydev, 0, 0);
542	# endif	515	# endif
543		516
544	}	517	# if VMIN != VEOF
545		518	tio->c_cc[VMIN] = 1;
546	privileges (IGNORE);
547
548	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
549	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
550	action == RESTORE ? "Restoring" : (action ==
551	SAVE ? "Saving" :
552	"UNKNOWN ERROR for"), ttydev,
553	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
554	ttyfd_stat.st_gid));
555	# endif	519	# endif
556	}	520	# if VTIME != VEOL
		521	tio->c_cc[VTIME] = 0;
557	#endif	522	# endif
		523
		524	/* input modes */
		525	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		526	# ifdef IMAXBEL
		527	| IMAXBEL
		528	# endif
		529	| IXON);
		530
		531	/* output modes */
		532	tio->c_oflag = (OPOST | ONLCR);
		533
		534	/* control modes */
		535	tio->c_cflag = (CS8 | CREAD);
		536
		537	/* local modes */
		538	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		539	# if defined (ECHOCTL) && defined (ECHOKE)
		540	| ECHOCTL | ECHOKE
		541	# endif
		542	| ECHOE | ECHOK);
		543	}
		544
		545	char **rxvt_environ; // startup environment
		546
		547	void
		548	rxvt_init ()
		549	{
		550	assert (("fontMask must not overlap other RS masks",
		551	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		552
		553	rxvt_get_ttymode (&rxvt_term::def_tio);
		554
		555	// get rid of stdin/stdout as we don't need them, to free resources
		556	dup2 (STDERR_FILENO, STDIN_FILENO);
		557	dup2 (STDERR_FILENO, STDOUT_FILENO);
		558
		559	ptytty::init ();
		560
		561	if (!ev_default_loop ())
		562	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		563
		564	rxvt_environ = environ;
		565
		566	signal (SIGHUP, SIG_IGN);
		567	signal (SIGPIPE, SIG_IGN);
		568
		569	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		570	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		571
		572	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		573	// TODO: handle this with exceptions and tolerate the memory loss
		574	XSetIOErrorHandler (rxvt_xioerror_handler);
		575
		576	XrmInitialize ();
		577	}
558		578
559	/*----------------------------------------------------------------------*/	579	/*----------------------------------------------------------------------*/
560	/*	580	/*
561	* window size/position calculcations for XSizeHint and other storage.	581	* window size/position calculations for XSizeHint and other storage.
562	* if width/height are non-zero then override calculated width/height	582	* if width/height are non-zero then override calculated width/height
563	*/	583	*/
564	void	584	void
565	rxvt_term::window_calc (unsigned int width, unsigned int height)	585	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
566	{	586	{
567	short recalc_x, recalc_y;	587	short recalc_x, recalc_y;
568	int x, y, sb_w, mb_h, flags;	588	int x, y, flags;
569	unsigned int w, h;	589	unsigned int w, h;
570	unsigned int max_width, max_height;	590	unsigned int max_width, max_height;
571		591
572	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
573	TermWin.ncol, TermWin.nrow, szHint.width,
574	szHint.height));
575	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	592	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
576	szHint.win_gravity = NorthWestGravity;	593	szHint.win_gravity = NorthWestGravity;
577	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	594	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
578		595
579	recalc_x = recalc_y = 0;	596	recalc_x = recalc_y = 0;
580	flags = 0;	597	flags = 0;
		598
581	if (!parsed_geometry)	599	if (!parsed_geometry)
582	{	600	{
583	parsed_geometry = 1;	601	parsed_geometry = 1;
		602
584	if (rs[Rs_geometry])	603	if (rs[Rs_geometry])
585	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	604	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		605
586	if (flags & WidthValue)	606	if (flags & WidthValue)
587	{	607	{
588	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	608	if (!w)
		609	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		610
		611	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
589	szHint.flags |= USSize;	612	szHint.flags |= USSize;
590	}	613	}
		614
591	if (flags & HeightValue)	615	if (flags & HeightValue)
592	{	616	{
593	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	617	if (!h)
		618	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		619
		620	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
594	szHint.flags |= USSize;	621	szHint.flags |= USSize;
595	}	622	}
		623
596	if (flags & XValue)	624	if (flags & XValue)
597	{	625	{
598	szHint.x = x;	626	szHint.x = x;
599	szHint.flags |= USPosition;	627	szHint.flags |= USPosition;
		628
600	if (flags & XNegative)	629	if (flags & XNegative)
601	{	630	{
602	recalc_x = 1;	631	recalc_x = 1;
603	szHint.win_gravity = NorthEastGravity;	632	szHint.win_gravity = NorthEastGravity;
604	}	633	}
605	}	634	}
		635
606	if (flags & YValue)	636	if (flags & YValue)
607	{	637	{
608	szHint.y = y;	638	szHint.y = y;
609	szHint.flags |= USPosition;	639	szHint.flags |= USPosition;
		640
610	if (flags & YNegative)	641	if (flags & YNegative)
611	{	642	{
612	recalc_y = 1;	643	recalc_y = 1;
		644
613	if (szHint.win_gravity == NorthEastGravity)	645	if (szHint.win_gravity == NorthEastGravity)
614	szHint.win_gravity = SouthEastGravity;	646	szHint.win_gravity = SouthEastGravity;
615	else	647	else
616	szHint.win_gravity = SouthWestGravity;	648	szHint.win_gravity = SouthWestGravity;
617	}	649	}
618	}	650	}
619	}	651	}
		652
620	/* TODO: BOUNDS */	653	/* TODO: BOUNDS */
621	TermWin.width = TermWin.ncol * TermWin.fwidth;	654	width = ncol * fwidth;
622	TermWin.height = TermWin.nrow * TermWin.fheight;	655	height = nrow * fheight;
623	max_width = MAX_COLS * TermWin.fwidth;	656	max_width = MAX_COLS * fwidth;
624	max_height = MAX_ROWS * TermWin.fheight;	657	max_height = MAX_ROWS * fheight;
625		658
626	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	659	szHint.base_width = szHint.base_height = 2 * int_bwidth;
627		660
628	sb_w = mb_h = 0;
629	window_vt_x = window_vt_y = 0;	661	window_vt_x = window_vt_y = int_bwidth;
630	if (scrollbar_visible ())	662
		663	if (scrollBar.state)
631	{	664	{
632	sb_w = scrollbar_TotalWidth ();	665	int sb_w = scrollBar.total_width ();
633	szHint.base_width += sb_w;	666	szHint.base_width += sb_w;
		667
634	if (! (Options & Opt_scrollBar_right))	668	if (!option (Opt_scrollBar_right))
635	window_vt_x = sb_w;	669	window_vt_x += sb_w;
636	}
637	if (menubar_visible ())
638	{	670	}
639	mb_h = menuBar_TotalHeight ();	671
640	szHint.base_height += mb_h;
641	window_vt_y = mb_h;
642	}
643	szHint.width_inc = TermWin.fwidth;	672	szHint.width_inc = fwidth;
644	szHint.height_inc = TermWin.fheight;	673	szHint.height_inc = fheight;
645	szHint.min_width = szHint.base_width + szHint.width_inc;	674	szHint.min_width = szHint.base_width + szHint.width_inc;
646	szHint.min_height = szHint.base_height + szHint.height_inc;	675	szHint.min_height = szHint.base_height + szHint.height_inc;
647		676
648	if (width && width - szHint.base_width < max_width)	677	if (newwidth && newwidth - szHint.base_width < max_width)
649	{	678	{
650	szHint.width = width;	679	szHint.width = newwidth;
651	TermWin.width = width - szHint.base_width;	680	width = newwidth - szHint.base_width;
652	}	681	}
653	else	682	else
654	{	683	{
655	MIN_IT (TermWin.width, max_width);	684	min_it (width, max_width);
656	szHint.width = szHint.base_width + TermWin.width;	685	szHint.width = szHint.base_width + width;
657	}	686	}
		687
658	if (height && height - szHint.base_height < max_height)	688	if (newheight && newheight - szHint.base_height < max_height)
659	{	689	{
660	szHint.height = height;	690	szHint.height = newheight;
661	TermWin.height = height - szHint.base_height;	691	height = newheight - szHint.base_height;
662	}	692	}
663	else	693	else
664	{	694	{
665	MIN_IT (TermWin.height, max_height);	695	min_it (height, max_height);
666	szHint.height = szHint.base_height + TermWin.height;	696	szHint.height = szHint.base_height + height;
667	}	697	}
668	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
669	window_sb_x = szHint.width - sb_w;
670		698
671	if (recalc_x)	699	if (recalc_x)
672	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	700	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
673	- szHint.width - 2 * TermWin.ext_bwidth);	701
674	if (recalc_y)	702	if (recalc_y)
675	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	703	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
676	- szHint.height - 2 * TermWin.ext_bwidth);
677		704
678	TermWin.ncol = TermWin.width / TermWin.fwidth;	705	ncol = width / fwidth;
679	TermWin.nrow = TermWin.height / TermWin.fheight;	706	nrow = height / fheight;
680	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
681	TermWin.ncol, TermWin.nrow, szHint.width,
682	szHint.height));
683	return;
684	}	707	}
685		708
686	/*----------------------------------------------------------------------*/	709	/*----------------------------------------------------------------------*/
687	/*	710	/*
688	* Tell the teletype handler what size the window is.	711	* Tell the teletype handler what size the window is.
689	* Called after a window size change.	712	* Called after a window size change.
690	*/	713	*/
691	void	714	void
692	rxvt_term::tt_winch ()	715	rxvt_term::tt_winch ()
693	{	716	{
		717	if (pty->pty < 0)
		718	return;
		719
694	struct winsize ws;	720	struct winsize ws;
695		721
696	if (cmd_fd < 0)
697	return;
698
699	ws.ws_col = TermWin.ncol;	722	ws.ws_col = ncol;
700	ws.ws_row = TermWin.nrow;	723	ws.ws_row = nrow;
701	ws.ws_xpixel = ws.ws_ypixel = 0;	724	ws.ws_xpixel = width;
702	#ifndef DEBUG_SIZE	725	ws.ws_ypixel = height;
703	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	726	ioctl (pty->pty, TIOCSWINSZ, &ws);
704	#else	727
705	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	728	#if 0
706	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	729	// TIOCSWINSZ is supposed to do this automatically and correctly
707	# ifdef SIGWINCH
708	else if (cmd_pid) /* force through to the command */	730	if (cmd_pid) /* force through to the command */
709	kill (cmd_pid, SIGWINCH);	731	kill (-cmd_pid, SIGWINCH);
710	# endif
711	#endif	732	#endif
712	}	733	}
713		734
714	/*----------------------------------------------------------------------*/	735	/*----------------------------------------------------------------------*/
715	/* rxvt_change_font () - Switch to a new font */	736	/* set_fonts () - load and set the various fonts
716	/*	737	*
717	* init = 1 - initialize	738	* init = 1 - initialize
718	*	739	*
719	* fontname == FONT_UP - switch to bigger font	740	* fontname == FONT_UP - switch to bigger font
720	* fontname == FONT_DN - switch to smaller font	741	* fontname == FONT_DN - switch to smaller font
721	*/	742	*/
722	void	743	bool
723	rxvt_term::change_font (int init, const char *fontname)	744	rxvt_term::set_fonts ()
724	{}	745	{
		746	rxvt_fontset *fs = new rxvt_fontset (this);
		747	rxvt_fontprop prop;
725		748
		749	if (!fs
		750	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		751	|| !fs->realize_font (1))
		752	{
		753	delete fs;
		754	return false;
		755	}
		756
		757	#if ENABLE_STYLES
		758	for (int i = RS_styleCount; --i; )
		759	if (fontset[i] != fontset[0])
		760	delete fontset[i];
		761	#endif
		762
		763	delete fontset[0];
		764	fontset[0] = fs;
		765
		766	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		767	prop.height += lineSpace;
		768	prop.width += letterSpace;
		769
		770	fs->set_prop (prop, false);
		771
		772	fwidth = prop.width;
		773	fheight = prop.height;
		774	fbase = prop.ascent;
		775
		776	for (int style = 1; style < 4; style++)
		777	{
		778	#if ENABLE_STYLES
		779	const char *res = rs[Rs_font + style];
		780
		781	if (res && !*res)
		782	fontset[style] = fontset[0];
		783	else
		784	{
		785	fontset[style] = fs = new rxvt_fontset (this);
		786	rxvt_fontprop prop2 = prop;
		787
		788	if (res)
		789	{
		790	fs->populate (res);
		791	fs->set_prop (prop2, false);
		792	}
		793	else
		794	{
		795	fs->populate (fontset[0]->fontdesc);
		796
		797	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		798	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		799
		800	fs->set_prop (prop2, true);
		801	}
		802
		803	}
		804	#else
		805	fontset[style] = fontset[0];
		806	#endif
		807	}
		808
		809	if (parent[0])
		810	{
		811	resize_all_windows (0, 0, 0);
		812	scr_remap_chars ();
		813	scr_touch (true);
		814	}
		815
		816	return true;
		817	}
		818
726	void	819	void
727	rxvt_term::font_up_down (int n, int direction)	820	rxvt_term::set_string_property (Atom prop, const char *str, int len)
728	{}	821	{
		822	XChangeProperty (dpy, parent[0],
		823	prop, XA_STRING, 8, PropModeReplace,
		824	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		825	}
		826
		827	void
		828	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		829	{
		830	XTextProperty ct;
		831
		832	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		833	{
		834	XSetTextProperty (dpy, parent[0], &ct, prop);
		835	XFree (ct.value);
		836	}
		837	}
		838
		839	void
		840	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		841	{
		842	wchar_t *ws = rxvt_mbstowcs (str, len);
		843	char *s = rxvt_wcstoutf8 (ws);
		844
		845	XChangeProperty (dpy, parent[0],
		846	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		847	(const unsigned char *)s, strlen (s));
		848
		849	free (s);
		850	free (ws);
		851	}
729		852
730	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
731	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
732	/* xterm sequences - title, iconName, color (exptl) */	855	/* xterm sequences - title, iconName, color (exptl) */
733	void	856	void
734	rxvt_term::set_title (const char *str)	857	rxvt_term::set_title (const char *str)
735	{	858	{
736	#ifndef SMART_WINDOW_TITLE	859	set_mbstring_property (XA_WM_NAME, str);
737	XStoreName (display->display, TermWin.parent[0], str);	860	#if ENABLE_EWMH
738	#else	861	set_utf8_property (xa[XA_NET_WM_NAME], str);
739	char *name;
740
741	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
742	name = NULL;
743	if (name == NULL || STRCMP (name, str))
744	XStoreName (display->display, TermWin.parent[0], str);
745	if (name)
746	XFree (name);
747	#endif	862	#endif
748	}	863	}
749		864
750	void	865	void
751	rxvt_term::set_iconName (const char *str)	866	rxvt_term::set_icon_name (const char *str)
752	{	867	{
753	#ifndef SMART_WINDOW_TITLE	868	set_mbstring_property (XA_WM_ICON_NAME, str);
754	XSetIconName (display->display, TermWin.parent[0], str);	869	#if ENABLE_EWMH
755	#else	870	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
756	char *name;
757
758	if (XGetIconName (display->display, TermWin.parent[0], &name))
759	name = NULL;
760	if (name == NULL || STRCMP (name, str))
761	XSetIconName (display->display, TermWin.parent[0], str);
762	if (name)
763	XFree (name);
764	#endif	871	#endif
765	}	872	}
766		873
		874	void
		875	rxvt_term::set_window_color (int idx, const char *color)
		876	{
767	#ifdef XTERM_COLOR_CHANGE	877	#ifdef XTERM_COLOR_CHANGE
768	void
769	rxvt_term::set_window_color (int idx, const char *color)
770	{
771	rxvt_color xcol;	878	rxvt_color xcol;
772	int i;
773		879
774	if (color == NULL || *color == '\0')	880	if (color == NULL || *color == '\0')
775	return;	881	return;
776		882
		883	color = strdup (color);
		884	allocated.push_back ((void *)color);
		885	rs[Rs_color + idx] = color;
		886
777	/* handle color aliases */	887	/* handle color aliases */
778	if (isdigit (*color))	888	if (isdigit (*color))
779	{	889	{
780	i = atoi (color);	890	int i = atoi (color);
		891
781	if (i >= 8 && i <= 15)	892	if (i >= 8 && i <= 15)
		893	{
782	{ /* bright colors */	894	/* bright colors */
783	i -= 8;
784	# ifndef NO_BRIGHTCOLOR
785	PixColors[idx] = PixColors[minBrightCOLOR + i];	895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
786	SET_PIXCOLOR (idx);
787	goto Done;	896	goto done;
788	# endif
789
790	}	897	}
		898
791	if (i >= 0 && i <= 7)	899	if (i >= 0 && i <= 7)
		900	{
792	{ /* normal colors */	901	/* normal colors */
793	PixColors[idx] = PixColors[minCOLOR + i];	902	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
794	SET_PIXCOLOR (idx);
795	goto Done;	903	goto done;
796	}	904	}
797	}	905	}
798	if (!rXParseAllocColor (& xcol, color))	906
799	return;	907	set_color (xcol, color);
800	/* XStoreColor (display->display, XCMAP, XColor*); */
801		908
802	/*	909	/*
803	* FIXME: should free colors here, but no idea how to do it so instead,	910	* FIXME: should free colors here, but no idea how to do it so instead,
804	* so just keep gobbling up the colormap	911	* so just keep gobbling up the colormap
805	*/	912	*/
806	# if 0
807	for (i = Color_Black; i <= Color_White; i++)
808	if (PixColors[idx] == PixColors[i])
809	break;
810	if (i > Color_White)
811	{
812	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
813	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
814	DisplayPlanes (display->display, display->screen));
815	}
816	# endif
817		913
818	PixColors[idx] = xcol;	914	pix_colors_focused[idx] = xcol;
819	SET_PIXCOLOR (idx);
820		915
821	/* XSetWindowAttributes attr; */
822	/* Cursor cursor; */
823	Done:	916	done:
824	if (idx == Color_bg && ! (Options & Opt_transparent))
825	XSetWindowBackground (display->display, TermWin.vt,
826	PixColors[Color_bg]);
827
828	/* handle Color_BD, scrollbar background, etc. */	917	/*TODO: handle Color_BD, scrollbar background, etc. */
829		918
830	set_colorfgbg ();	919	update_fade_color (idx);
831	recolour_cursor ();	920	recolour_cursor ();
832	/* the only reasonable way to enforce a clean update */	921	scr_recolour ();
833	scr_poweron ();	922	#endif /* XTERM_COLOR_CHANGE */
834	}	923	}
835
836	#else
837	# define set_window_color (idx,color) ((void)0)
838	#endif /* XTERM_COLOR_CHANGE */
839		924
840	void	925	void
841	rxvt_term::recolour_cursor ()	926	rxvt_term::recolour_cursor ()
842	{	927	{
843	#if TODO	928	XColor fg, bg;
844	rxvt_color xcol[2];
845		929
846	xcol[0] = PixColors[Color_pointer];	930	(ISSET_PIXCOLOR (Color_pointer_fg)
847	xcol[1] = PixColors[Color_bg];	931	? pix_colors_focused[Color_pointer_fg]
848	XQueryColors (display->display, XCMAP, xcol, 2);	932	: pix_colors_focused[Color_fg]).get (fg);
849	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	933
850	#endif	934	(ISSET_PIXCOLOR (Color_pointer_bg)
		935	? pix_colors_focused[Color_pointer_bg]
		936	: pix_colors_focused[Color_bg]).get (bg);
		937
		938	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
851	}	939	}
852		940
853	/*----------------------------------------------------------------------*/	941	/*----------------------------------------------------------------------*/
854	/*	942	/*
855	* find if fg/bg matches any of the normal (low-intensity) colors	943	* find if fg/bg matches any of the normal (low-intensity) colors
856	*/	944	*/
857	void	945	void
858	rxvt_term::set_colorfgbg ()	946	rxvt_term::set_colorfgbg ()
859	{	947	{
860	unsigned int i;	948	unsigned int i;
861	const char *xpmb = "\0";	949	const char *xpmb = "";
862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	950	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
863		951
864	env_colorfgbg =
865	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
866	STRCPY (fstr, "default");	952	strcpy (fstr, "default");
867	STRCPY (bstr, "default");	953	strcpy (bstr, "default");
868	for (i = Color_Black; i <= Color_White; i++)	954	for (i = Color_Black; i <= Color_White; i++)
869	if (PixColors[Color_fg] == PixColors[i])	955	if (pix_colors[Color_fg] == pix_colors[i])
870	{	956	{
871	sprintf (fstr, "%d", (i - Color_Black));	957	sprintf (fstr, "%d", (i - Color_Black));
872	break;	958	break;
873	}	959	}
		960
874	for (i = Color_Black; i <= Color_White; i++)	961	for (i = Color_Black; i <= Color_White; i++)
875	if (PixColors[Color_bg] == PixColors[i])	962	if (pix_colors[Color_bg] == pix_colors[i])
876	{	963	{
877	sprintf (bstr, "%d", (i - Color_Black));	964	sprintf (bstr, "%d", (i - Color_Black));
878	#ifdef XPM_BACKGROUND	965	#ifdef BG_IMAGE_FROM_FILE
879	xpmb = "default;";	966	xpmb = "default;";
880	#endif	967	#endif
881	break;	968	break;
882	}	969	}
883		970
884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	971	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
885
886	#ifndef NO_BRIGHTCOLOR
887	colorfgbg = DEFAULT_RSTYLE;
888	for (i = minCOLOR; i <= maxCOLOR; i++)
889	{
890	if (PixColors[Color_fg] == PixColors[i])
891	colorfgbg = SET_FGCOLOR (colorfgbg, i);
892	if (PixColors[Color_bg] == PixColors[i])
893	colorfgbg = SET_BGCOLOR (colorfgbg, i);
894	}
895	#endif
896	}	972	}
897		973
898	/*----------------------------------------------------------------------*/	974	/*----------------------------------------------------------------------*/
899	/*
900	* Colour determination for low colour displays, routine from
901	* Hans de Goede <hans@highrise.nl>
902	*/
903		975
904	int	976	bool
905	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	977	rxvt_term::set_color (rxvt_color &color, const char *name)
906	{	978	{
907	if (!screen_in_out->set (display, colour))	979	if (color.set (this, name))
908	{
909	rxvt_print_error ("can't allocate colour: %s", colour);
910	return false;
911	}
912
913	return true;	980	return true;
		981
		982	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		983	return false;
		984	}
		985
		986	void
		987	rxvt_term::alias_color (int dst, int src)
		988	{
		989	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
914	}	990	}
915		991
916	/* -------------------------------------------------------------------- *	992	/* -------------------------------------------------------------------- *
917	* - WINDOW RESIZING - *	993	* - WINDOW RESIZING - *
918	* -------------------------------------------------------------------- */	994	* -------------------------------------------------------------------- */
919	void	995	void
920	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	996	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
921	{	997	{
922	int fix_screen;	998	int fix_screen;
		999	int old_width = szHint.width;
		1000	int old_height = szHint.height;
923		1001
924	#ifdef SMART_RESIZE
925	int old_width = szHint.width, old_height = szHint.height;
926	#endif
927
928	window_calc (width, height);	1002	window_calc (newwidth, newheight);
		1003
		1004	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1005
		1006	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1007	if (set_hint)
		1008	{
		1009	szHint.flags &= ~(PBaseSize | PResizeInc);
929	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1010	XSetWMNormalHints (dpy, parent[0], &szHint);
		1011	szHint.flags |= PBaseSize | PResizeInc;
		1012	}
		1013
930	if (!ignoreparent)	1014	if (!ignoreparent)
931	{	1015	{
932	#ifdef SMART_RESIZE	1016	#ifdef SMART_RESIZE
933	/*	1017	/*
934	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1018	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
937	int x, y, x1, y1;	1021	int x, y, x1, y1;
938	int dx, dy;	1022	int dx, dy;
939	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1023	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
940	Window unused_cr;	1024	Window unused_cr;
941		1025
942	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1026	XTranslateCoordinates (dpy, parent[0], display->root,
943	0, 0, &x, &y, &unused_cr);	1027	0, 0, &x, &y, &unused_cr);
944	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1028	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
945	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1029	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
946	/*	1030	/*
947	* if display->root isn't the parent window, a WM will probably have offset	1031	* if display->root isn't the parent window, a WM will probably have offset
948	* our position for handles and decorations. Counter it	1032	* our position for handles and decorations. Counter it
949	*/	1033	*/
…		…
951	{	1035	{
952	x -= x1;	1036	x -= x1;
953	y -= y1;	1037	y -= y1;
954	}	1038	}
955		1039
956	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1040	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
957	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1041	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
958	dx = old_width - szHint.width;	1042	dx = old_width - szHint.width;
959	dy = old_height - szHint.height;	1043	dy = old_height - szHint.height;
960		1044
961	/* Check position of the center of the window */	1045	/* Check position of the center of the window */
962	if (x < x1) /* left half */	1046	if (x < x1) /* left half */
963	dx = 0;	1047	dx = 0;
…		…
966	if (y < y1) /* top half */	1050	if (y < y1) /* top half */
967	dy = 0;	1051	dy = 0;
968	else if (y == y1) /* exact center */	1052	else if (y == y1) /* exact center */
969	dy /= 2;	1053	dy /= 2;
970		1054
971	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1055	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
972	szHint.width, szHint.height);	1056	szHint.width, szHint.height);
973	#else	1057	#else
974	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1058	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
975	szHint.height);
976	#endif	1059	#endif
977
978	}	1060	}
979		1061
980	fix_screen = (TermWin.ncol != prev_ncol	1062	if (set_hint)
981	|| TermWin.nrow != prev_nrow);	1063	XSetWMNormalHints (dpy, parent[0], &szHint);
982		1064
		1065	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1066
983	if (fix_screen || width != old_width || height != old_height)	1067	if (fix_screen || newwidth != old_width || newheight != old_height)
984	{	1068	{
985	if (scrollbar_visible ())	1069	if (scrollBar.state)
986	{	1070	scrollBar.resize ();
987	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
988	0, scrollbar_TotalWidth (), szHint.height);
989	resize_scrollbar ();
990	}
991		1071
992	if (menubar_visible ())	1072	XMoveResizeWindow (dpy, vt,
993	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1073	window_vt_x, window_vt_y,
994	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
995
996	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
997	window_vt_y, TermWin_TotalWidth (),
998	TermWin_TotalHeight ());	1074	width, height);
999	#ifdef RXVT_GRAPHICS
1000	if (old_height)
1001	Gr_Resize (old_width - szHint.base_width,
1002	old_height - szHint.base_height);
1003	#endif
1004	scr_clear ();
1005	#ifdef XPM_BACKGROUND
1006	resize_pixmap ();
1007	#endif
1008		1075
		1076	#ifdef HAVE_BG_PIXMAP
		1077	if (bgPixmap.window_size_sensitive ())
		1078	update_background ();
		1079	#endif
1009	}	1080	}
1010		1081
1011	if (fix_screen || old_height == 0)	1082	if (fix_screen || old_height == 0)
1012	{
1013	int curr_screen = -1;
1014	int old_ncol = prev_ncol;
1015
1016	/* scr_reset only works on the primary screen */
1017	if (old_height) /* this is not the first time through */
1018	{
1019	unsigned int ncol = TermWin.ncol;
1020	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1021	curr_screen = scr_change_screen (PRIMARY);
1022	TermWin.ncol = ncol;
1023	}
1024
1025	scr_reset ();	1083	scr_reset ();
1026		1084
1027	if (curr_screen >= 0) /* this is not the first time through */	1085	#ifdef HAVE_BG_PIXMAP
1028	{	1086	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1029	scr_change_screen (curr_screen);	1087	// if (bgPixmap.pixmap)
1030	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1088	// scr_touch (false);
1031	}	1089	#endif
1032	}
1033
1034	old_width = szHint.width;
1035	old_height = szHint.height;
1036		1090
1037	#ifdef USE_XIM	1091	#ifdef USE_XIM
1038	IMSetStatusPosition ();	1092	IMSetPosition ();
1039	#endif	1093	#endif
1040	}	1094	}
1041		1095
1042	/*	1096	/*
1043	* Set the width/height of the vt window in characters. Units are pixels.	1097	* Set the width/height of the vt window in characters. Units are pixels.
1044	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
1045	*/	1099	*/
1046	void	1100	void
1047	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1048	{	1102	{
1049	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
1050		1104
1051	if (width == 0 || height == 0)	1105	if (newwidth == 0 || newheight == 0)
1052	{	1106	{
1053	XGetWindowAttributes (display->display, display->root, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
1054	if (width == 0)	1109	if (newwidth == 0)
1055	width = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
1056	if (height == 0)	1111	if (newheight == 0)
1057	height = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
1058	}
1059	if (width != TermWin.width || height != TermWin.height)
1060	{	1113	}
		1114
		1115	if (newwidth != width || newheight != height)
		1116	{
1061	width += szHint.base_width;	1117	newwidth += szHint.base_width;
1062	height += szHint.base_height;	1118	newheight += szHint.base_height;
1063	resize_all_windows (width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
1064	}	1120	}
1065	}	1121	}
1066		1122
1067	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
1068	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
1069	* -------------------------------------------------------------------- */	1125	* -------------------------------------------------------------------- */
1070	#ifdef USE_XIM	1126	#ifdef USE_XIM
1071		1127
1072	void	1128	void
		1129	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1130	{
		1131	fg = pix_colors [Color_fg];
		1132	bg = pix_colors [Color_bg];
		1133	}
		1134
		1135	void
1073	rxvt_term::im_set_size (XRectangle *size)	1136	rxvt_term::im_set_size (XRectangle &size)
1074	{	1137	{
1075	size->x = TermWin.int_bwidth;	1138	// the int_bwidth terms make no sense to me
1076	size->y = TermWin.int_bwidth;	1139	size.x = int_bwidth;
1077	size->width = Width2Pixel (TermWin.ncol);	1140	size.y = int_bwidth;
1078	size->height = Height2Pixel (TermWin.nrow);	1141	size.width = Width2Pixel (ncol) + int_bwidth;
		1142	size.height = Height2Pixel (nrow) + int_bwidth;
1079	}	1143	}
1080		1144
1081	void	1145	void
1082	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1146	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1147	XRectangle &status_rect,
		1148	const XRectangle &needed_rect)
1083	{	1149	{
1084	*fg = PixColors[Color_fg];	1150	preedit_rect.x = needed_rect.width;
1085	*bg = PixColors[Color_bg];	1151	preedit_rect.y = 0;
		1152	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1153	preedit_rect.height = fheight;
		1154
		1155	status_rect.x = 0;
		1156	status_rect.y = 0;
		1157	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1158	status_rect.height = fheight;
1086	}	1159	}
1087		1160
1088	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1089	bool	1162	bool
1090	rxvt_term::IMisRunning ()	1163	rxvt_term::IMisRunning ()
1091	{	1164	{
1092	char *p;	1165	Atom atom;
1093	Atom atom;	1166	Window win;
1094	Window win;
1095	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1096		1168
1097	/* get current locale modifier */	1169	/* get current locale modifier */
1098	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1170	if (char *p = XSetLocaleModifiers (0))
1099	{	1171	{
1100	STRCPY (server, "@server=");	1172	strcpy (server, "@server=");
1101	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1174
1102	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1103	*p = '\0';	1176	*p = '\0';
1104		1177
1105	atom = XInternAtom (display->display, server, False);	1178	atom = XInternAtom (dpy, server, False);
1106	win = XGetSelectionOwner (display->display, atom);	1179	win = XGetSelectionOwner (dpy, atom);
		1180
1107	if (win != None)	1181	if (win != None)
1108	return True;	1182	return True;
1109	}	1183	}
		1184
1110	return False;	1185	return False;
1111	}	1186	}
1112		1187
1113	void	1188	void
1114	rxvt_term::IMSendSpot ()	1189	rxvt_term::IMSendSpot ()
1115	{	1190	{
1116	XPoint spot;	1191	XPoint nspot;
1117	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1118		1193
1119	if (Input_Context == NULL	1194	if (!Input_Context
1120	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1195	|| !focus
1121	|| ! (event_type == KeyPress	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1122	|| event_type == Expose
1123	|| event_type == NoExpose
1124	|| event_type == SelectionNotify
1125	|| event_type == ButtonRelease || event_type == FocusIn)
1126	|| !IMisRunning ())
1127	return;	1197	return;
1128		1198
1129	im_set_position (&spot);	1199	im_set_position (nspot);
		1200
		1201	if (nspot.x == spot.x && nspot.y == spot.y)
		1202	return;
		1203
		1204	spot = nspot;
1130		1205
1131	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1206	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1132	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1207	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1133	XFree (preedit_attr);	1208	XFree (preedit_attr);
1134	}	1209	}
1135		1210
1136	void	1211	void
1137	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1138	XRectangle * needed_rect)
1139	{
1140	int mbh, vtx = 0;
1141
1142	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1143	vtx = scrollbar_TotalWidth ();
1144
1145	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1146	mbh -= TermWin.lineSpace;
1147
1148	preedit_rect->x = needed_rect->width + vtx;
1149	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1150
1151	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1152	preedit_rect->height = Height2Pixel (1);
1153
1154	status_rect->x = vtx;
1155	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1156
1157	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1158	status_rect->height = Height2Pixel (1);
1159	}
1160
1161	void
1162	rxvt_term::im_destroy ()	1212	rxvt_term::im_destroy ()
1163	{	1213	{
1164	if (Input_Context)
1165	{
1166	XDestroyIC (Input_Context);
1167	Input_Context = NULL;
1168	}
1169
1170	if (input_method)	1214	if (input_method)
1171	{	1215	{
		1216	if (Input_Context && input_method->xim)
		1217	XDestroyIC (Input_Context);
		1218
1172	display->put_xim (input_method);	1219	display->put_xim (input_method);
1173	input_method = 0;	1220	input_method = 0;
1174	}	1221	}
		1222
		1223	Input_Context = 0;
1175	}	1224	}
		1225
		1226	#ifdef ENABLE_XIM_ONTHESPOT
		1227
		1228	static void
		1229	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1230	{
		1231	((rxvt_term *)client_data)->make_current ();
		1232	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1233	}
		1234
		1235	static void
		1236	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1237	{
		1238	((rxvt_term *)client_data)->make_current ();
		1239	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1240	}
		1241
		1242	static void
		1243	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1244	{
		1245	rxvt_term *term = (rxvt_term *)client_data;
		1246	XIMText *text = call_data->text;
		1247
		1248	term->make_current ();
		1249
		1250	if (text)
		1251	{
		1252	wchar_t *str;
		1253
		1254	if (!text->encoding_is_wchar && text->string.multi_byte)
		1255	{
		1256	// of course, X makes it ugly again
		1257	if (term->rs[Rs_imLocale])
		1258	SET_LOCALE (term->rs[Rs_imLocale]);
		1259
		1260	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1261	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1262
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->locale);
		1265	}
		1266	else
		1267	str = text->string.wide_char;
		1268
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		1272	DT_INT, call_data->chg_length,
		1273	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1274	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1275	DT_END));
		1276	}
		1277	else
		1278	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1279	DT_INT, call_data->caret,
		1280	DT_INT, call_data->chg_first,
		1281	DT_INT, call_data->chg_length,
		1282	DT_END));
		1283	}
		1284
		1285	#if 0
		1286	static void
		1287	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1288	{
		1289	((rxvt_term *)client_data)->make_current ();
		1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1291	DT_INT, call_data->position,
		1292	DT_INT, call_data->direction,
		1293	DT_INT, call_data->style,
		1294	DT_END));
		1295	}
		1296	#endif
		1297
		1298	#endif
1176		1299
1177	/*	1300	/*
1178	* Try to open a XIM with the current modifiers, then see if we can	1301	* Try to open a XIM with the current modifiers, then see if we can
1179	* open a suitable preedit type	1302	* open a suitable preedit type
1180	*/	1303	*/
1181	bool	1304	bool
1182	rxvt_term::IM_get_IC (const char *modifiers)	1305	rxvt_term::IM_get_IC (const char *modifiers)
1183	{	1306	{
1184	int i, j, found;	1307	int i, j, found;
1185	XIM xim;	1308	XIM xim;
1186	XPoint spot;	1309	XPoint spot;
1187	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1188	unsigned long fg, bg;	1311	unsigned long fg, bg;
1189	const char *p;	1312	const char *p;
1190	char **s;	1313	char **s;
1191	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1192	XVaNestedList preedit_attr, status_attr;	1315	#ifdef ENABLE_XIM_ONTHESPOT
		1316	XIMCallback xcb[4];
		1317	#endif
		1318
		1319	set_environ (envv);
1193		1320
1194	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1321	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1195	return false;	1322	return false;
1196		1323
1197	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1198	input_method = display->get_xim (locale, modifiers);	1324	input_method = display->get_xim (locale, modifiers);
1199	if (input_method == NULL)	1325	if (input_method == NULL)
1200	return false;	1326	return false;
1201		1327
1202	xim = input_method->xim;	1328	xim = input_method->xim;
		1329	spot.x = spot.y = -1;
1203		1330
1204	xim_styles = NULL;	1331	xim_styles = NULL;
1205	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1332	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1206	|| !xim_styles || !xim_styles->count_styles)	1333	|| !xim_styles || !xim_styles->count_styles)
1207	{	1334	{
1208	display->put_xim (input_method);	1335	im_destroy ();
1209	return false;	1336	return false;
1210	}	1337	}
1211		1338
1212	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1339	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1340
		1341	for (int pi = 0; pi < 2; pi++)
		1342	{
		1343	p = pet[pi];
		1344
		1345	if (!p)
		1346	continue;
		1347
1213	s = rxvt_splitcommastring (p);	1348	s = rxvt_splitcommastring (p);
		1349
1214	for (i = found = 0; !found && s[i]; i++)	1350	for (i = found = 0; !found && s[i]; i++)
1215	{	1351	{
1216	if (!STRCMP (s[i], "OverTheSpot"))	1352	if (!strcmp (s[i], "OverTheSpot"))
1217	input_style = (XIMPreeditPosition | XIMStatusNothing);	1353	input_style = XIMPreeditPosition | XIMStatusNothing;
1218	else if (!STRCMP (s[i], "OffTheSpot"))	1354	else if (!strcmp (s[i], "OffTheSpot"))
1219	input_style = (XIMPreeditArea | XIMStatusArea);	1355	input_style = XIMPreeditArea | XIMStatusArea;
1220	else if (!STRCMP (s[i], "Root"))	1356	else if (!strcmp (s[i], "Root"))
1221	input_style = (XIMPreeditNothing | XIMStatusNothing);	1357	input_style = XIMPreeditNothing | XIMStatusNothing;
		1358	else if (!strcmp (s[i], "None"))
		1359	input_style = XIMPreeditNone | XIMStatusNone;
		1360	#ifdef ENABLE_XIM_ONTHESPOT
		1361	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1362	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1363	#endif
		1364	else
		1365	input_style = XIMPreeditNothing | XIMStatusNothing;
1222		1366
1223	for (j = 0; j < xim_styles->count_styles; j++)	1367	for (j = 0; j < xim_styles->count_styles; j++)
1224	if (input_style == xim_styles->supported_styles[j])	1368	if (input_style == xim_styles->supported_styles[j])
1225	{	1369	{
		1370	rxvt_freecommastring (s);
		1371
1226	found = 1;	1372	found = 1;
1227	break;	1373	goto foundpet;
		1374	}
		1375
1228	}	1376	}
1229	}
1230		1377
1231	for (i = 0; s[i]; i++)	1378	rxvt_freecommastring (s);
1232	free (s[i]);	1379	}
1233		1380
1234	free (s);	1381	foundpet:
		1382
1235	XFree (xim_styles);	1383	XFree (xim_styles);
1236		1384
1237	if (!found)	1385	if (!found)
1238	{	1386	{
1239	display->put_xim (input_method);	1387	im_destroy ();
1240	return false;	1388	return false;
1241	}	1389	}
1242		1390
1243	preedit_attr = status_attr = NULL;	1391	XFontSet fs = 0;
		1392	XVaNestedList preedit_attr = 0, status_attr = 0;
		1393
		1394	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1395	{
		1396	// fake us a font-set, please
		1397	char **missing_charset_list;
		1398	int missing_charset_count;
		1399	char *def_string;
		1400	char pat[512];
		1401
		1402	sprintf (pat,
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1408	"*",
		1409	fheight,
		1410	fheight + 1, fheight - 1,
		1411	fheight - 2, fheight + 2);
		1412
		1413	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1414	&missing_charset_list, &missing_charset_count, &def_string);
		1415
		1416	if (missing_charset_list)
		1417	XFreeStringList (missing_charset_list);
		1418
		1419	if (!fs)
		1420	{
		1421	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1422	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1423	}
		1424	}
1244		1425
1245	if (input_style & XIMPreeditPosition)	1426	if (input_style & XIMPreeditPosition)
1246	{	1427	{
1247	im_set_size (&rect);	1428	im_set_size (rect);
1248	im_set_position (&spot);	1429	im_set_position (spot);
1249	im_set_color (&fg, &bg);	1430	im_set_color (fg, bg);
1250		1431
1251	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1432	preedit_attr = XVaCreateNestedList (0,
		1433	XNForeground, fg,
		1434	XNBackground, bg,
		1435	XNArea, &rect,
1252	XNSpotLocation, &spot,	1436	XNSpotLocation, &spot,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, TermWin.fontset,	1437	XNFontSet, fs,
1255	NULL);	1438	NULL);
1256	}	1439	}
1257	else if (input_style & XIMPreeditArea)	1440	else if (input_style & XIMPreeditArea)
1258	{	1441	{
1259	im_set_color (&fg, &bg);	1442	im_set_color (fg, bg);
1260		1443
1261	/*	1444	/*
1262	* The necessary width of preedit area is unknown	1445	* The necessary width of preedit area is unknown
1263	* until create input context.	1446	* until create input context.
1264	*/	1447	*/
1265	needed_rect.width = 0;	1448	needed_rect.width = 0;
1266
1267	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1449	im_set_preedit_area (rect, status_rect, needed_rect);
1268		1450
1269	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1451	preedit_attr = XVaCreateNestedList (0,
		1452	XNForeground, fg,
1270	XNForeground, fg, XNBackground, bg,	1453	XNBackground, bg,
		1454	XNArea, &rect,
		1455	XNFontSet, fs,
		1456	NULL);
		1457	status_attr = XVaCreateNestedList (0,
		1458	XNForeground, fg,
		1459	XNBackground, bg,
		1460	XNArea, &status_rect,
1271	//XNFontSet, TermWin.fontset,	1461	XNFontSet, fs,
1272	NULL);	1462	NULL);
1273	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1463	}
1274	XNForeground, fg, XNBackground, bg,	1464	#if ENABLE_XIM_ONTHESPOT
1275	//XNFontSet, TermWin.fontset,	1465	else if (input_style & XIMPreeditCallbacks)
		1466	{
		1467	im_set_position (spot);
		1468
		1469	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1470	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1471	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1472	# if 0
		1473	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1474	# endif
		1475
		1476	preedit_attr = XVaCreateNestedList (0,
		1477	XNSpotLocation, &spot,
		1478	XNPreeditStartCallback, &xcb[0],
		1479	XNPreeditDoneCallback , &xcb[1],
		1480	XNPreeditDrawCallback , &xcb[2],
		1481	# if 0
		1482	XNPreeditCaretCallback, &xcb[3],
		1483	# endif
1276	NULL);	1484	NULL);
1277	}	1485	}
		1486	#endif
1278		1487
1279	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1488	Input_Context = XCreateIC (xim,
		1489	XNInputStyle, input_style,
1280	XNClientWindow, TermWin.parent[0],	1490	XNClientWindow, vt,
1281	XNFocusWindow, TermWin.parent[0],	1491	XNFocusWindow, parent[0],
1282	preedit_attr ? XNPreeditAttributes : NULL,	1492	preedit_attr ? XNPreeditAttributes : NULL,
1283	preedit_attr,	1493	preedit_attr,
1284	status_attr ? XNStatusAttributes : NULL,	1494	status_attr ? XNStatusAttributes : NULL,
1285	status_attr, NULL);	1495	status_attr, NULL);
		1496
1286	if (preedit_attr) XFree (preedit_attr);	1497	if (preedit_attr) XFree (preedit_attr);
1287	if (status_attr) XFree (status_attr);	1498	if (status_attr) XFree (status_attr);
		1499	if (fs) XFreeFontSet (dpy, fs);
1288		1500
1289	if (Input_Context == NULL)	1501	if (Input_Context == NULL)
1290	{	1502	{
1291	rxvt_print_error ("failed to create input context");	1503	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1292	display->put_xim (input_method);	1504	im_destroy ();
1293	return false;	1505	return false;
1294	}	1506	}
1295		1507
1296	if (input_style & XIMPreeditArea)	1508	#if 0
		1509	// unfortunately, only the focus window is used by XIM, hard to fix
		1510	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1511	vt_select_input ();
		1512	#endif
		1513
1297	IMSetStatusPosition ();	1514	IMSetPosition ();
1298		1515
1299	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1300	return true;	1516	return true;
1301	}	1517	}
1302		1518
1303	void	1519	void
1304	rxvt_term::im_cb ()	1520	rxvt_term::im_cb ()
1305	{	1521	{
1306	int i, found, had_im;	1522	int i;
1307	const char *p;	1523	const char *p;
1308	char **s;	1524	char **s;
1309	char buf[IMBUFSIZ];	1525	char buf[IMBUFSIZ];
1310		1526
		1527	make_current ();
		1528
1311	im_destroy ();	1529	im_destroy ();
1312		1530
1313	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1314	if (Input_Context)	1531	if (Input_Context)
1315	return;	1532	return;
1316		1533
1317	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1534	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1318	if (rs[Rs_imLocale])	1535	if (rs[Rs_imLocale])
…		…
1323	if (p && *p)	1540	if (p && *p)
1324	{	1541	{
1325	bool found = false;	1542	bool found = false;
1326		1543
1327	s = rxvt_splitcommastring (p);	1544	s = rxvt_splitcommastring (p);
		1545
1328	for (i = 0; s[i]; i++)	1546	for (i = 0; s[i]; i++)
1329	{	1547	{
1330	if (*s[i])	1548	if (*s[i])
1331	{	1549	{
1332	STRCPY (buf, "@im=");	1550	strcpy (buf, "@im=");
1333	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1551	strncat (buf, s[i], IMBUFSIZ - 5);
1334	if (IM_get_IC (buf))	1552	if (IM_get_IC (buf))
1335	{	1553	{
1336	found = true;	1554	found = true;
1337	break;	1555	break;
1338	}	1556	}
1339	}	1557	}
1340	}	1558	}
1341	for (i = 0; s[i]; i++)	1559
1342	free (s[i]);	1560	rxvt_freecommastring (s);
1343	free (s);
1344		1561
1345	if (found)	1562	if (found)
1346	goto done;	1563	goto done;
1347	}	1564	}
1348		1565
…		…
1360	SET_LOCALE (locale);	1577	SET_LOCALE (locale);
1361	#endif	1578	#endif
1362	}	1579	}
1363		1580
1364	void	1581	void
1365	rxvt_term::IMSetStatusPosition ()	1582	rxvt_term::IMSetPosition ()
1366	{	1583	{
1367	XRectangle preedit_rect, status_rect, *needed_rect;	1584	XRectangle preedit_rect, status_rect, *needed_rect;
1368	XVaNestedList preedit_attr, status_attr;	1585	XVaNestedList preedit_attr, status_attr;
1369		1586
1370	if (Input_Context == NULL	1587	if (!Input_Context
1371	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1588	|| !focus
		1589	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1372	|| !IMisRunning ())	1590	|| !IMisRunning ())
1373	return;	1591	return;
1374		1592
		1593	if (input_style & XIMPreeditPosition)
		1594	{
		1595	im_set_size (preedit_rect);
		1596	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1597
		1598	XSetICValues (Input_Context,
		1599	XNPreeditAttributes, preedit_attr, NULL);
		1600	}
		1601	else
		1602	{
1375	/* Getting the necessary width of preedit area */	1603	/* Getting the necessary width of preedit area */
1376	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1377	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1605	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1378	XFree (status_attr);	1606	XFree (status_attr);
1379		1607
1380	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1608	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1609	XFree (needed_rect);
1381		1610
1382	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1611	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1383	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1612	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1384		1613
1385	XSetICValues (Input_Context,	1614	XSetICValues (Input_Context,
1386	XNPreeditAttributes, preedit_attr,	1615	XNPreeditAttributes, preedit_attr,
1387	XNStatusAttributes, status_attr, NULL);	1616	XNStatusAttributes, status_attr,
		1617	NULL);
1388		1618
		1619	XFree (status_attr);
		1620	}
		1621
1389	XFree (preedit_attr);	1622	XFree (preedit_attr);
1390	XFree (status_attr);
1391	}	1623	}
1392	#endif /* USE_XIM */	1624	#endif /* USE_XIM */
1393		1625
1394	/*----------------------------------------------------------------------*/	1626	void
1395	rxvt_t rxvt_current_term;	1627	rxvt_term::get_window_origin (int &x, int &y)
		1628	{
		1629	Window cr;
		1630	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1631	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1632	}
		1633
		1634	Pixmap
		1635	rxvt_term::get_pixmap_property (int prop_id)
		1636	{
		1637	if (prop_id > 0 && prop_id < NUM_XA)
		1638	if (xa[prop_id])
		1639	{
		1640	int aformat;
		1641	unsigned long nitems, bytes_after;
		1642	Atom atype;
		1643	unsigned char *prop = NULL;
		1644	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1645	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1646	&nitems, &bytes_after, &prop);
		1647	if (result == Success && prop && atype == XA_PIXMAP)
		1648	return *(Pixmap *)prop;
		1649	}
		1650
		1651	return None;
		1652	}
		1653
		1654	#ifdef HAVE_BG_PIXMAP
		1655	# if TRACE_PIXMAPS
		1656	# undef update_background
		1657	void
		1658	rxvt_term::trace_update_background (const char *file, int line)
		1659	{
		1660	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1661	update_background ();
		1662	}
		1663	# endif
		1664
		1665	void
		1666	rxvt_term::update_background ()
		1667	{
		1668	if (update_background_ev.is_active ())
		1669	return;
		1670
		1671	bgPixmap.invalidate ();
		1672
		1673	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1674
		1675	if (to_wait <= 0.)
		1676	bgPixmap.render ();
		1677	else
		1678	update_background_ev.start (to_wait);
		1679	}
		1680
		1681	void
		1682	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1683	{
		1684	make_current ();
		1685
		1686	update_background_ev.stop ();
		1687	bgPixmap.render ();
		1688	refresh_check ();
		1689	}
		1690
		1691	#endif /* HAVE_BG_PIXMAP */
1396		1692
1397	/*----------------------- end-of-file (C source) -----------------------*/	1693	/*----------------------- end-of-file (C source) -----------------------*/

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