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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.39 by pcg, Sat Feb 21 22:14:00 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) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
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.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
67	return p;	152	return len;
68	}
69		153
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	154	}
		155	#endif
75		156
76	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
77	:	158	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	159	#if HAVE_BG_PIXMAP
79	termwin_ev (this, &rxvt_term::x_cb),	160	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), fixme
86	#endif	161	#endif
87	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
88	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);
89	#endif	164	#endif
90	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
91	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),
92	#endif	183	#endif
93	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#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
96	#ifdef USE_XIM	247	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	248	im_destroy ();
98	#endif	249	#endif
99	check_ev (this, &rxvt_term::check_cb),	250	scrollBar.destroy ();
100	destroy_ev (this, &rxvt_term::destroy_cb),	251	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		252
107	rxvt_term::~rxvt_term ()	253	delete drawable;
108	{	254	// destroy all windows
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	if (TermWin.parent[0])	255	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	256	XDestroyWindow (dpy, parent[0]);
124		257
125	// 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	}
126		266
127	delete PixColors;	267	clear ();
128		268
		269	display->flush (); /* ideally .put should do this */
129	displays.put (display);	270	displays.put (display);
		271	}
130		272
131	scr_release ();	273	scr_release ();
132		274
133	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(!)
134	free (env_display);	282	free (env_display);
135	free (env_term);	283	free (env_term);
136	free (env_colorfgbg);
137	free (locale);	284	free (locale);
138	free (codeset);	285	free (v_buffer);
		286	free (incr_buf);
139		287
140	delete envv;	288	delete envv;
141	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 ();
142	}	309	}
143		310
144	void	311	void
145	rxvt_term::destroy ()	312	rxvt_term::destroy ()
146	{	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
147	if (display)	323	if (display)
148	{	324	{
		325	#if USE_XIM
		326	im_ev.stop (display);
		327	#endif
		328	scrollbar_ev.stop (display);
		329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
149	rootwin_ev.stop (display);	330	rootwin_ev.stop (display);
		331	#endif
		332	incr_ev.stop ();
150	termwin_ev.stop (display);	333	termwin_ev.stop (display);
151	vt_ev.stop (display);	334	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	335	}
163		336
164	check_ev.stop ();	337	flush_ev.stop ();
165	pty_ev.stop ();	338	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
168	#endif	341	#endif
169	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	343	text_blink_ev.stop ();
171	#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
172	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	352	pointer_ev.stop ();
174	#endif	353	#endif
175		354
176	destroy_ev.start (0);	355	destroy_ev.start ();
177	}	356	}
178		357
179	void	358	void
180	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
181	{	360	{
182	SET_R (this);	361	make_current ();
183		362
184	delete this;	363	delete this;
185	}
186
187	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */
189	/* LIBPROTO */
190	rxvt_t
191	rxvt_init (int argc, const char *const *argv)
192	{
193	SET_R (new rxvt_term);
194
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196	{
197	delete GET_R;
198	SET_R (0);
199	}
200
201	return GET_R;
202	}
203
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206	void
207	rxvt_init_signals ()
208	{
209	/* install exit handler for cleanup */
210	#if 0
211	#ifdef HAVE_ATEXIT
212	atexit (rxvt_clean_exit);
213	#else
214	#endif
215	#endif
216
217	struct sigaction sa;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}
234
235	bool
236	rxvt_term::init (int argc, const char *const *argv)
237	{
238	/*
239	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems
244	*/
245	privileges (SAVE);
246	privileges (IGNORE);
247
248	init_secondary ();
249
250	const char **cmd_argv = init_resources (argc, argv);
251
252	set_locale ("");
253
254	#if (MENUBAR_MAX)
255	menubar_read (rs[Rs_menu]);
256	#endif
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267	#ifdef RXVT_GRAPHICS
268	Gr_reset (); /* reset graphics */
269	#endif
270
271	#if 0
272	XSynchronize (display->display, True);
273	#endif
274
275	#ifdef HAVE_SCROLLBARS
276	if (Options & Opt_scrollBar)
277	resize_scrollbar (); /* create and map scrollbar */
278	#endif
279	#if (MENUBAR_MAX)
280	if (menubar_visible (r))
281	XMapWindow (display->display, menuBar.win);
282	#endif
283	#ifdef TRANSPARENT
284	if (Options & Opt_transparent)
285	{
286	XSelectInput (display->display, display->root, PropertyChangeMask);
287	check_our_parents ();
288	}
289	#endif
290
291	rootwin_ev.start (display, display->root);
292
293	XMapWindow (display->display, TermWin.vt);
294	XMapWindow (display->display, TermWin.parent[0]);
295
296	init_command (cmd_argv);
297
298	pty_ev.start (cmd_fd, EVENT_READ);
299
300	check_ev.start ();
301
302	return true;
303	}
304
305	/* ------------------------------------------------------------------------- *
306	* SIGNAL HANDLING & EXIT HANDLER *
307	* ------------------------------------------------------------------------- */
308	/*
309	* Catch a SIGCHLD signal and exit if the direct child has died
310	*/
311	/* ARGSUSED */
312	/* EXTPROTO */
313	RETSIGTYPE
314	rxvt_Child_signal (int sig __attribute__ ((unused)))
315	{
316	int pid, save_errno = errno;
317	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318	;
319	errno = save_errno;
320
321	#if 0
322	if (pid == cmd_pid)
323	exit (EXIT_SUCCESS);
324	#endif
325	}
326
327	/*
328	* Catch a fatal signal and tidy up before quitting
329	*/
330	/* EXTPROTO */
331	RETSIGTYPE
332	rxvt_Exit_signal (int sig)
333	{
334	signal (sig, SIG_DFL);
335	#ifdef DEBUG_CMD
336	rxvt_print_error ("signal %d", sig);
337	#endif
338	rxvt_clean_exit ();
339	kill (getpid (), sig);
340	}
341
342	/* INTPROTO */
343	int
344	rxvt_xerror_handler (Display *display, XErrorEvent *event)
345	{
346	if (GET_R->allowedxerror == -1)
347	GET_R->allowedxerror = event->error_code;
348	else
349	{
350	old_xerror_handler (display, event);
351	GET_R->destroy ();
352	}
353
354	return 0;
355	}	364	}
356		365
357	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
358	/*	367	/*
359	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
360	* 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
361	*/	370	*/
362	/* EXTPROTO */	371	static XErrorHandler old_xerror_handler;
363	void
364	rxvt_clean_exit ()
365	{
366	// TODO: rxvtd should clean up all ressources
367	if (GET_R)
368	GET_R->destroy ();
369	}
370		372
371	/* ------------------------------------------------------------------------- *	373	static void
372	* MEMORY ALLOCATION WRAPPERS *	374	rxvt_emergency_cleanup ()
373	* ------------------------------------------------------------------------- */
374	/* EXTPROTO */
375	void *
376	rxvt_malloc (size_t size)
377	{	375	{
378	void *p;	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379		377	(*t)->emergency_cleanup ();
380	p = malloc (size);
381	if (p)
382	return p;
383
384	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385	rxvt_clean_exit ();
386	exit (EXIT_FAILURE);
387	/* NOTREACHED */
388	}	378	}
389		379
390	/* EXTPROTO */	380	#if !ENABLE_MINIMAL
391	void *	381	static void
392	rxvt_calloc (size_t number, size_t size)	382	print_x_error (Display *dpy, XErrorEvent *event)
393	{	383	{
394	void *p;	384	char buffer[BUFSIZ];
395		385	char mesg[BUFSIZ];
396	p = calloc (number, size);	386	char number[32];
397	if (p)	387	char *mtype = "XlibMessage";
398	return p;	388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399		389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
401	rxvt_clean_exit ();	391	rxvt_warn ("%s: %s\n", mesg, buffer);
402	exit (EXIT_FAILURE);	392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403	/* 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);
404	}	426	}
		427	#endif
405		428
406	/* EXTPROTO */	429	int
407	void *	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
408	rxvt_realloc (void *ptr, size_t size)
409	{	431	{
410	void *p;	432	if (GET_R->allowedxerror == -1)
411		433	GET_R->allowedxerror = event->error_code;
412	if (ptr)
413	p = realloc (ptr, size);
414	else	434	else
415	p = malloc (size);	435	{
416	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
417	return p;	445	return 0;
		446	}
418		447
419	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	448	int
420	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 ();
421	exit (EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
422	/* NOTREACHED */
423	}	455	}
424		456
425	/* ------------------------------------------------------------------------- *	457	static struct sig_handlers
426	* PRIVILEGED OPERATIONS *
427	* ------------------------------------------------------------------------- */
428	/* take care of suid/sgid super-user (root) privileges */
429	void
430	rxvt_term::privileges (int mode)
431	{	458	{
432	#if ! defined(__CYGWIN32__)	459	ev::sig sw_term, sw_int;
433	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	460
434	/* setreuid () is the poor man's setuid (), seteuid () */	461	/*
435	# define seteuid(a) setreuid(-1, (a))	462	* Catch a fatal signal and tidy up before quitting
436	# define setegid(a) setregid(-1, (a))	463	*/
437	# 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;
438	# endif	503	# endif
439	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
440	switch (mode)	505	tio->c_cc[VREPRINT] = CRPRNT;
441	{
442	case IGNORE:
443	/*
444	* change effective uid/gid - not real uid/gid - so we can switch
445	* back to root later, as required
446	*/
447	seteuid (getuid ());
448	setegid (getgid ());
449	break;
450	case SAVE:
451	euid = geteuid ();
452	egid = getegid ();
453	break;
454	case RESTORE:
455	seteuid (euid);
456	setegid (egid);
457	break;
458	}
459	# else
460	switch (mode)
461	{
462	case IGNORE:
463	setuid (getuid ());
464	setgid (getgid ());
465	/* FALLTHROUGH */
466	case SAVE:
467	/* FALLTHROUGH */
468	case RESTORE:
469	break;
470	}
471	# endif	506	# endif
472	#endif	507	# ifdef VDISCRD
473	}	508	tio->c_cc[VDISCRD] = CFLUSH;
474
475	#ifdef UTMP_SUPPORT
476	void
477	rxvt_term::privileged_utmp (char action)
478	{
479	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
480	action, next_utmp_action, getpid ()));
481	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
482	|| (Options & Opt_utmpInhibit)
483	|| ttydev == NULL || *ttydev == '\0')
484	return;
485
486	privileges (RESTORE);
487	if (action == SAVE)
488	{
489	next_utmp_action = RESTORE;
490	makeutent (ttydev, rs[Rs_display_name]);
491	}
492	else
493	{ /* action == RESTORE */
494	next_utmp_action = IGNORE;
495	cleanutent ();
496	}
497	privileges (IGNORE);
498	}
499	#endif
500
501	#ifndef NO_SETOWNER_TTYDEV
502	void
503	rxvt_term::privileged_ttydev (char action)
504	{
505	D_MAIN ((stderr,
506	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
507	action, next_tty_action, getpid ()));
508	if (next_tty_action != action || (action != SAVE && action != RESTORE)
509	|| ttydev == NULL || *ttydev == '\0')
510	return;
511
512	privileges (RESTORE);
513
514	if (action == SAVE)
515	{
516	next_tty_action = RESTORE;
517	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520	next_tty_action = IGNORE;
521	else
522	# endif	509	# endif
523		510	# ifdef VWERSE
524	{	511	tio->c_cc[VWERSE] = CWERASE;
525	chown (ttydev, getuid (), ttygid); /* fail silently */
526	chmod (ttydev, ttymode);
527	# ifdef HAVE_REVOKE
528	revoke (ttydev);
529	# endif	512	# endif
530		513	# ifdef VLNEXT
531	}	514	tio->c_cc[VLNEXT] = CLNEXT;
532	}
533	else
534	{ /* action == RESTORE */
535	next_tty_action = IGNORE;
536	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537	chmod (ttydev, ttyfd_stat.st_mode);
538	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539	# else
540	chmod (ttydev,
541	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542	chown (ttydev, 0, 0);
543	# endif	515	# endif
544		516
545	}	517	# if VMIN != VEOF
546		518	tio->c_cc[VMIN] = 1;
547	privileges (IGNORE);
548
549	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
550	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
551	action == RESTORE ? "Restoring" : (action ==
552	SAVE ? "Saving" :
553	"UNKNOWN ERROR for"), ttydev,
554	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
555	ttyfd_stat.st_gid));
556	# endif	519	# endif
557	}	520	# if VTIME != VEOL
		521	tio->c_cc[VTIME] = 0;
558	#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	}
559		578
560	/*----------------------------------------------------------------------*/	579	/*----------------------------------------------------------------------*/
561	/*	580	/*
562	* window size/position calculcations for XSizeHint and other storage.	581	* window size/position calculations for XSizeHint and other storage.
563	* if width/height are non-zero then override calculated width/height	582	* if width/height are non-zero then override calculated width/height
564	*/	583	*/
565	void	584	void
566	rxvt_term::window_calc (unsigned int width, unsigned int height)	585	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567	{	586	{
568	short recalc_x, recalc_y;	587	short recalc_x, recalc_y;
569	int x, y, sb_w, mb_h, flags;	588	int x, y, flags;
570	unsigned int w, h;	589	unsigned int w, h;
571	unsigned int max_width, max_height;	590	unsigned int max_width, max_height;
572		591
573	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574	TermWin.ncol, TermWin.nrow, szHint.width,
575	szHint.height));
576	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	592	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577	szHint.win_gravity = NorthWestGravity;	593	szHint.win_gravity = NorthWestGravity;
578	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	594	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579		595
580	recalc_x = recalc_y = 0;	596	recalc_x = recalc_y = 0;
581	flags = 0;	597	flags = 0;
		598
582	if (!parsed_geometry)	599	if (!parsed_geometry)
583	{	600	{
584	parsed_geometry = 1;	601	parsed_geometry = 1;
		602
585	if (rs[Rs_geometry])	603	if (rs[Rs_geometry])
586	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	604	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		605
587	if (flags & WidthValue)	606	if (flags & WidthValue)
588	{	607	{
589	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 ());
590	szHint.flags |= USSize;	612	szHint.flags |= USSize;
591	}	613	}
		614
592	if (flags & HeightValue)	615	if (flags & HeightValue)
593	{	616	{
594	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 ());
595	szHint.flags |= USSize;	621	szHint.flags |= USSize;
596	}	622	}
		623
597	if (flags & XValue)	624	if (flags & XValue)
598	{	625	{
599	szHint.x = x;	626	szHint.x = x;
600	szHint.flags |= USPosition;	627	szHint.flags |= USPosition;
		628
601	if (flags & XNegative)	629	if (flags & XNegative)
602	{	630	{
603	recalc_x = 1;	631	recalc_x = 1;
604	szHint.win_gravity = NorthEastGravity;	632	szHint.win_gravity = NorthEastGravity;
605	}	633	}
606	}	634	}
		635
607	if (flags & YValue)	636	if (flags & YValue)
608	{	637	{
609	szHint.y = y;	638	szHint.y = y;
610	szHint.flags |= USPosition;	639	szHint.flags |= USPosition;
		640
611	if (flags & YNegative)	641	if (flags & YNegative)
612	{	642	{
613	recalc_y = 1;	643	recalc_y = 1;
		644
614	if (szHint.win_gravity == NorthEastGravity)	645	if (szHint.win_gravity == NorthEastGravity)
615	szHint.win_gravity = SouthEastGravity;	646	szHint.win_gravity = SouthEastGravity;
616	else	647	else
617	szHint.win_gravity = SouthWestGravity;	648	szHint.win_gravity = SouthWestGravity;
618	}	649	}
619	}	650	}
620	}	651	}
		652
621	/* TODO: BOUNDS */	653	/* TODO: BOUNDS */
622	TermWin.width = TermWin.ncol * TermWin.fwidth;	654	width = ncol * fwidth;
623	TermWin.height = TermWin.nrow * TermWin.fheight;	655	height = nrow * fheight;
624	max_width = MAX_COLS * TermWin.fwidth;	656	max_width = MAX_COLS * fwidth;
625	max_height = MAX_ROWS * TermWin.fheight;	657	max_height = MAX_ROWS * fheight;
626		658
627	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	659	szHint.base_width = szHint.base_height = 2 * int_bwidth;
628		660
629	sb_w = mb_h = 0;
630	window_vt_x = window_vt_y = 0;	661	window_vt_x = window_vt_y = int_bwidth;
631	if (scrollbar_visible ())	662
		663	if (scrollBar.state)
632	{	664	{
633	sb_w = scrollbar_TotalWidth ();	665	int sb_w = scrollBar.total_width ();
634	szHint.base_width += sb_w;	666	szHint.base_width += sb_w;
		667
635	if (! (Options & Opt_scrollBar_right))	668	if (!option (Opt_scrollBar_right))
636	window_vt_x = sb_w;	669	window_vt_x += sb_w;
637	}
638	if (menubar_visible ())
639	{	670	}
640	mb_h = menuBar_TotalHeight ();	671
641	szHint.base_height += mb_h;
642	window_vt_y = mb_h;
643	}
644	szHint.width_inc = TermWin.fwidth;	672	szHint.width_inc = fwidth;
645	szHint.height_inc = TermWin.fheight;	673	szHint.height_inc = fheight;
646	szHint.min_width = szHint.base_width + szHint.width_inc;	674	szHint.min_width = szHint.base_width + szHint.width_inc;
647	szHint.min_height = szHint.base_height + szHint.height_inc;	675	szHint.min_height = szHint.base_height + szHint.height_inc;
648		676
649	if (width && width - szHint.base_width < max_width)	677	if (newwidth && newwidth - szHint.base_width < max_width)
650	{	678	{
651	szHint.width = width;	679	szHint.width = newwidth;
652	TermWin.width = width - szHint.base_width;	680	width = newwidth - szHint.base_width;
653	}	681	}
654	else	682	else
655	{	683	{
656	MIN_IT (TermWin.width, max_width);	684	min_it (width, max_width);
657	szHint.width = szHint.base_width + TermWin.width;	685	szHint.width = szHint.base_width + width;
658	}	686	}
		687
659	if (height && height - szHint.base_height < max_height)	688	if (newheight && newheight - szHint.base_height < max_height)
660	{	689	{
661	szHint.height = height;	690	szHint.height = newheight;
662	TermWin.height = height - szHint.base_height;	691	height = newheight - szHint.base_height;
663	}	692	}
664	else	693	else
665	{	694	{
666	MIN_IT (TermWin.height, max_height);	695	min_it (height, max_height);
667	szHint.height = szHint.base_height + TermWin.height;	696	szHint.height = szHint.base_height + height;
668	}	697	}
669	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
670	window_sb_x = szHint.width - sb_w;
671		698
672	if (recalc_x)	699	if (recalc_x)
673	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	700	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
674	- szHint.width - 2 * TermWin.ext_bwidth);	701
675	if (recalc_y)	702	if (recalc_y)
676	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	703	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
677	- szHint.height - 2 * TermWin.ext_bwidth);
678		704
679	TermWin.ncol = TermWin.width / TermWin.fwidth;	705	ncol = width / fwidth;
680	TermWin.nrow = TermWin.height / TermWin.fheight;	706	nrow = height / fheight;
681	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
682	TermWin.ncol, TermWin.nrow, szHint.width,
683	szHint.height));
684	return;
685	}	707	}
686		708
687	/*----------------------------------------------------------------------*/	709	/*----------------------------------------------------------------------*/
688	/*	710	/*
689	* Tell the teletype handler what size the window is.	711	* Tell the teletype handler what size the window is.
690	* Called after a window size change.	712	* Called after a window size change.
691	*/	713	*/
692	void	714	void
693	rxvt_term::tt_winch ()	715	rxvt_term::tt_winch ()
694	{	716	{
		717	if (pty->pty < 0)
		718	return;
		719
695	struct winsize ws;	720	struct winsize ws;
696		721
697	if (cmd_fd < 0)
698	return;
699
700	ws.ws_col = TermWin.ncol;	722	ws.ws_col = ncol;
701	ws.ws_row = TermWin.nrow;	723	ws.ws_row = nrow;
702	ws.ws_xpixel = ws.ws_ypixel = 0;	724	ws.ws_xpixel = width;
703	#ifndef DEBUG_SIZE	725	ws.ws_ypixel = height;
704	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	726	ioctl (pty->pty, TIOCSWINSZ, &ws);
705	#else	727
706	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	728	#if 0
707	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	729	// TIOCSWINSZ is supposed to do this automatically and correctly
708	# ifdef SIGWINCH
709	else if (cmd_pid) /* force through to the command */	730	if (cmd_pid) /* force through to the command */
710	kill (cmd_pid, SIGWINCH);	731	kill (-cmd_pid, SIGWINCH);
711	# endif
712	#endif	732	#endif
713	}	733	}
714		734
715	/*----------------------------------------------------------------------*/	735	/*----------------------------------------------------------------------*/
716	/* rxvt_change_font () - Switch to a new font */	736	/* set_fonts () - load and set the various fonts
717	/*	737	*
718	* init = 1 - initialize	738	* init = 1 - initialize
719	*	739	*
720	* fontname == FONT_UP - switch to bigger font	740	* fontname == FONT_UP - switch to bigger font
721	* fontname == FONT_DN - switch to smaller font	741	* fontname == FONT_DN - switch to smaller font
722	*/	742	*/
723	void	743	bool
724	rxvt_term::change_font (int init, const char *fontname)	744	rxvt_term::set_fonts ()
725	{}	745	{
		746	rxvt_fontset *fs = new rxvt_fontset (this);
		747	rxvt_fontprop prop;
726		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
727	void	819	void
728	rxvt_term::font_up_down (int n, int direction)	820	rxvt_term::set_string_property (Atom prop, const char *str, int len)
729	{}	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	}
730		852
731	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
732	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
733	/* xterm sequences - title, iconName, color (exptl) */	855	/* xterm sequences - title, iconName, color (exptl) */
734	void	856	void
735	rxvt_term::set_title (const char *str)	857	rxvt_term::set_title (const char *str)
736	{	858	{
737	#ifndef SMART_WINDOW_TITLE	859	set_mbstring_property (XA_WM_NAME, str);
738	XStoreName (display->display, TermWin.parent[0], str);	860	#if ENABLE_EWMH
739	#else	861	set_utf8_property (xa[XA_NET_WM_NAME], str);
740	char *name;
741
742	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743	name = NULL;
744	if (name == NULL || STRCMP (name, str))
745	XStoreName (display->display, TermWin.parent[0], str);
746	if (name)
747	XFree (name);
748	#endif	862	#endif
749	}	863	}
750		864
751	void	865	void
752	rxvt_term::set_iconName (const char *str)	866	rxvt_term::set_icon_name (const char *str)
753	{	867	{
754	#ifndef SMART_WINDOW_TITLE	868	set_mbstring_property (XA_WM_ICON_NAME, str);
755	XSetIconName (display->display, TermWin.parent[0], str);	869	#if ENABLE_EWMH
756	#else	870	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757	char *name;
758
759	if (XGetIconName (display->display, TermWin.parent[0], &name))
760	name = NULL;
761	if (name == NULL || STRCMP (name, str))
762	XSetIconName (display->display, TermWin.parent[0], str);
763	if (name)
764	XFree (name);
765	#endif	871	#endif
766	}	872	}
767		873
		874	void
		875	rxvt_term::set_window_color (int idx, const char *color)
		876	{
768	#ifdef XTERM_COLOR_CHANGE	877	#ifdef XTERM_COLOR_CHANGE
769	void
770	rxvt_term::set_window_color (int idx, const char *color)
771	{
772	rxvt_color xcol;	878	rxvt_color xcol;
773	int i;
774		879
775	if (color == NULL || *color == '\0')	880	if (color == NULL || *color == '\0')
776	return;	881	return;
777		882
		883	color = strdup (color);
		884	allocated.push_back ((void *)color);
		885	rs[Rs_color + idx] = color;
		886
778	/* handle color aliases */	887	/* handle color aliases */
779	if (isdigit (*color))	888	if (isdigit (*color))
780	{	889	{
781	i = atoi (color);	890	int i = atoi (color);
		891
782	if (i >= 8 && i <= 15)	892	if (i >= 8 && i <= 15)
		893	{
783	{ /* bright colors */	894	/* bright colors */
784	i -= 8;
785	# ifndef NO_BRIGHTCOLOR
786	PixColors[idx] = PixColors[minBrightCOLOR + i];	895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
787	SET_PIXCOLOR (idx);
788	goto Done;	896	goto done;
789	# endif
790
791	}	897	}
		898
792	if (i >= 0 && i <= 7)	899	if (i >= 0 && i <= 7)
		900	{
793	{ /* normal colors */	901	/* normal colors */
794	PixColors[idx] = PixColors[minCOLOR + i];	902	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795	SET_PIXCOLOR (idx);
796	goto Done;	903	goto done;
797	}	904	}
798	}	905	}
799	if (!rXParseAllocColor (& xcol, color))	906
800	return;	907	set_color (xcol, color);
801	/* XStoreColor (display->display, XCMAP, XColor*); */
802		908
803	/*	909	/*
804	* 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,
805	* so just keep gobbling up the colormap	911	* so just keep gobbling up the colormap
806	*/	912	*/
807	# if 0
808	for (i = Color_Black; i <= Color_White; i++)
809	if (PixColors[idx] == PixColors[i])
810	break;
811	if (i > Color_White)
812	{
813	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
814	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
815	DisplayPlanes (display->display, display->screen));
816	}
817	# endif
818		913
819	PixColors[idx] = xcol;	914	pix_colors_focused[idx] = xcol;
820	SET_PIXCOLOR (idx);
821		915
822	/* XSetWindowAttributes attr; */
823	/* Cursor cursor; */
824	Done:	916	done:
825	if (idx == Color_bg && ! (Options & Opt_transparent))
826	XSetWindowBackground (display->display, TermWin.vt,
827	PixColors[Color_bg]);
828
829	/* handle Color_BD, scrollbar background, etc. */	917	/*TODO: handle Color_BD, scrollbar background, etc. */
830		918
831	set_colorfgbg ();	919	update_fade_color (idx);
832	recolour_cursor ();	920	recolour_cursor ();
833	/* the only reasonable way to enforce a clean update */	921	scr_recolour ();
834	scr_poweron ();	922	#endif /* XTERM_COLOR_CHANGE */
835	}	923	}
836
837	#else
838	# define set_window_color (idx,color) ((void)0)
839	#endif /* XTERM_COLOR_CHANGE */
840		924
841	void	925	void
842	rxvt_term::recolour_cursor ()	926	rxvt_term::recolour_cursor ()
843	{	927	{
844	#if TODO	928	XColor fg, bg;
845	rxvt_color xcol[2];
846		929
847	xcol[0] = PixColors[Color_pointer];	930	(ISSET_PIXCOLOR (Color_pointer_fg)
848	xcol[1] = PixColors[Color_bg];	931	? pix_colors_focused[Color_pointer_fg]
849	XQueryColors (display->display, XCMAP, xcol, 2);	932	: pix_colors_focused[Color_fg]).get (fg);
850	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	933
851	#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);
852	}	939	}
853		940
854	/*----------------------------------------------------------------------*/	941	/*----------------------------------------------------------------------*/
855	/*	942	/*
856	* 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
857	*/	944	*/
858	void	945	void
859	rxvt_term::set_colorfgbg ()	946	rxvt_term::set_colorfgbg ()
860	{	947	{
861	unsigned int i;	948	unsigned int i;
862	const char *xpmb = "\0";	949	const char *xpmb = "";
863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	950	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
864		951
865	env_colorfgbg =
866	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
867	STRCPY (fstr, "default");	952	strcpy (fstr, "default");
868	STRCPY (bstr, "default");	953	strcpy (bstr, "default");
869	for (i = Color_Black; i <= Color_White; i++)	954	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_fg] == PixColors[i])	955	if (pix_colors[Color_fg] == pix_colors[i])
871	{	956	{
872	sprintf (fstr, "%d", (i - Color_Black));	957	sprintf (fstr, "%d", (i - Color_Black));
873	break;	958	break;
874	}	959	}
		960
875	for (i = Color_Black; i <= Color_White; i++)	961	for (i = Color_Black; i <= Color_White; i++)
876	if (PixColors[Color_bg] == PixColors[i])	962	if (pix_colors[Color_bg] == pix_colors[i])
877	{	963	{
878	sprintf (bstr, "%d", (i - Color_Black));	964	sprintf (bstr, "%d", (i - Color_Black));
879	#ifdef XPM_BACKGROUND	965	#ifdef BG_IMAGE_FROM_FILE
880	xpmb = "default;";	966	xpmb = "default;";
881	#endif	967	#endif
882	break;	968	break;
883	}	969	}
884		970
885	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	971	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886
887	#ifndef NO_BRIGHTCOLOR
888	colorfgbg = DEFAULT_RSTYLE;
889	for (i = minCOLOR; i <= maxCOLOR; i++)
890	{
891	if (PixColors[Color_fg] == PixColors[i])
892	colorfgbg = SET_FGCOLOR (colorfgbg, i);
893	if (PixColors[Color_bg] == PixColors[i])
894	colorfgbg = SET_BGCOLOR (colorfgbg, i);
895	}
896	#endif
897	}	972	}
898		973
899	/*----------------------------------------------------------------------*/	974	/*----------------------------------------------------------------------*/
900	/*
901	* Colour determination for low colour displays, routine from
902	* Hans de Goede <hans@highrise.nl>
903	*/
904		975
905	int	976	bool
906	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	977	rxvt_term::set_color (rxvt_color &color, const char *name)
907	{	978	{
908	if (!screen_in_out->set (display, colour))	979	if (color.set (this, name))
909	{
910	rxvt_print_error ("can't allocate colour: %s", colour);
911	return false;
912	}
913
914	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]);
915	}	990	}
916		991
917	/* -------------------------------------------------------------------- *	992	/* -------------------------------------------------------------------- *
918	* - WINDOW RESIZING - *	993	* - WINDOW RESIZING - *
919	* -------------------------------------------------------------------- */	994	* -------------------------------------------------------------------- */
920	void	995	void
921	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)
922	{	997	{
923	int fix_screen;	998	int fix_screen;
		999	int old_width = szHint.width;
		1000	int old_height = szHint.height;
924		1001
925	#ifdef SMART_RESIZE
926	int old_width = szHint.width, old_height = szHint.height;
927	#endif
928
929	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);
930	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1010	XSetWMNormalHints (dpy, parent[0], &szHint);
		1011	szHint.flags |= PBaseSize | PResizeInc;
		1012	}
		1013
931	if (!ignoreparent)	1014	if (!ignoreparent)
932	{	1015	{
933	#ifdef SMART_RESIZE	1016	#ifdef SMART_RESIZE
934	/*	1017	/*
935	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1018	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
938	int x, y, x1, y1;	1021	int x, y, x1, y1;
939	int dx, dy;	1022	int dx, dy;
940	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1023	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941	Window unused_cr;	1024	Window unused_cr;
942		1025
943	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1026	XTranslateCoordinates (dpy, parent[0], display->root,
944	0, 0, &x, &y, &unused_cr);	1027	0, 0, &x, &y, &unused_cr);
945	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1028	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
946	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1029	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
947	/*	1030	/*
948	* 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
949	* our position for handles and decorations. Counter it	1032	* our position for handles and decorations. Counter it
950	*/	1033	*/
…		…
952	{	1035	{
953	x -= x1;	1036	x -= x1;
954	y -= y1;	1037	y -= y1;
955	}	1038	}
956		1039
957	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1040	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
958	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1041	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
959	dx = old_width - szHint.width;	1042	dx = old_width - szHint.width;
960	dy = old_height - szHint.height;	1043	dy = old_height - szHint.height;
961		1044
962	/* Check position of the center of the window */	1045	/* Check position of the center of the window */
963	if (x < x1) /* left half */	1046	if (x < x1) /* left half */
964	dx = 0;	1047	dx = 0;
…		…
967	if (y < y1) /* top half */	1050	if (y < y1) /* top half */
968	dy = 0;	1051	dy = 0;
969	else if (y == y1) /* exact center */	1052	else if (y == y1) /* exact center */
970	dy /= 2;	1053	dy /= 2;
971		1054
972	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1055	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
973	szHint.width, szHint.height);	1056	szHint.width, szHint.height);
974	#else	1057	#else
975	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1058	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
976	szHint.height);
977	#endif	1059	#endif
978
979	}	1060	}
980		1061
981	fix_screen = (TermWin.ncol != prev_ncol	1062	if (set_hint)
982	|| TermWin.nrow != prev_nrow);	1063	XSetWMNormalHints (dpy, parent[0], &szHint);
983		1064
		1065	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1066
984	if (fix_screen || width != old_width || height != old_height)	1067	if (fix_screen || newwidth != old_width || newheight != old_height)
985	{	1068	{
986	if (scrollbar_visible ())	1069	if (scrollBar.state)
987	{	1070	scrollBar.resize ();
988	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
989	0, scrollbar_TotalWidth (), szHint.height);
990	resize_scrollbar ();
991	}
992		1071
993	if (menubar_visible ())	1072	XMoveResizeWindow (dpy, vt,
994	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1073	window_vt_x, window_vt_y,
995	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
996
997	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
998	window_vt_y, TermWin_TotalWidth (),
999	TermWin_TotalHeight ());	1074	width, height);
1000	#ifdef RXVT_GRAPHICS
1001	if (old_height)
1002	Gr_Resize (old_width - szHint.base_width,
1003	old_height - szHint.base_height);
1004	#endif
1005	scr_clear ();
1006	#ifdef XPM_BACKGROUND
1007	resize_pixmap ();
1008	#endif
1009		1075
		1076	#ifdef HAVE_BG_PIXMAP
		1077	if (bgPixmap.window_size_sensitive ())
		1078	update_background ();
		1079	#endif
1010	}	1080	}
1011		1081
1012	if (fix_screen || old_height == 0)	1082	if (fix_screen || old_height == 0)
1013	{
1014	int curr_screen = -1;
1015	int old_ncol = prev_ncol;
1016
1017	/* scr_reset only works on the primary screen */
1018	if (old_height) /* this is not the first time through */
1019	{
1020	unsigned int ncol = TermWin.ncol;
1021	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022	curr_screen = scr_change_screen (PRIMARY);
1023	TermWin.ncol = ncol;
1024	}
1025
1026	scr_reset ();	1083	scr_reset ();
1027		1084
1028	if (curr_screen >= 0) /* this is not the first time through */	1085	#ifdef HAVE_BG_PIXMAP
1029	{	1086	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1030	scr_change_screen (curr_screen);	1087	// if (bgPixmap.pixmap)
1031	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1088	// scr_touch (false);
1032	}	1089	#endif
1033	}
1034
1035	old_width = szHint.width;
1036	old_height = szHint.height;
1037		1090
1038	#ifdef USE_XIM	1091	#ifdef USE_XIM
1039	IMSetStatusPosition ();	1092	IMSetPosition ();
1040	#endif	1093	#endif
1041	}	1094	}
1042		1095
1043	/*	1096	/*
1044	* 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.
1045	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
1046	*/	1099	*/
1047	void	1100	void
1048	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049	{	1102	{
1050	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
1051		1104
1052	if (width == 0 || height == 0)	1105	if (newwidth == 0 || newheight == 0)
1053	{	1106	{
1054	XGetWindowAttributes (display->display, display->root, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
1055	if (width == 0)	1109	if (newwidth == 0)
1056	width = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
1057	if (height == 0)	1111	if (newheight == 0)
1058	height = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
1059	}
1060	if (width != TermWin.width || height != TermWin.height)
1061	{	1113	}
		1114
		1115	if (newwidth != width || newheight != height)
		1116	{
1062	width += szHint.base_width;	1117	newwidth += szHint.base_width;
1063	height += szHint.base_height;	1118	newheight += szHint.base_height;
1064	resize_all_windows (width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
1065	}	1120	}
1066	}	1121	}
1067		1122
1068	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
1069	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
1070	* -------------------------------------------------------------------- */	1125	* -------------------------------------------------------------------- */
1071	#ifdef USE_XIM	1126	#ifdef USE_XIM
1072		1127
1073	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
1074	rxvt_term::im_set_size (XRectangle *size)	1136	rxvt_term::im_set_size (XRectangle &size)
1075	{	1137	{
1076	size->x = TermWin.int_bwidth;	1138	// the int_bwidth terms make no sense to me
1077	size->y = TermWin.int_bwidth;	1139	size.x = int_bwidth;
1078	size->width = Width2Pixel (TermWin.ncol);	1140	size.y = int_bwidth;
1079	size->height = Height2Pixel (TermWin.nrow);	1141	size.width = Width2Pixel (ncol) + int_bwidth;
		1142	size.height = Height2Pixel (nrow) + int_bwidth;
1080	}	1143	}
1081		1144
1082	void	1145	void
1083	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)
1084	{	1149	{
1085	*fg = PixColors[Color_fg];	1150	preedit_rect.x = needed_rect.width;
1086	*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;
1087	}	1159	}
1088		1160
1089	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1090	bool	1162	bool
1091	rxvt_term::IMisRunning ()	1163	rxvt_term::IMisRunning ()
1092	{	1164	{
1093	char *p;	1165	Atom atom;
1094	Atom atom;	1166	Window win;
1095	Window win;
1096	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1097		1168
1098	/* get current locale modifier */	1169	/* get current locale modifier */
1099	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1170	if (char *p = XSetLocaleModifiers (0))
1100	{	1171	{
1101	STRCPY (server, "@server=");	1172	strcpy (server, "@server=");
1102	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1174
1103	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1104	*p = '\0';	1176	*p = '\0';
1105		1177
1106	atom = XInternAtom (display->display, server, False);	1178	atom = XInternAtom (dpy, server, False);
1107	win = XGetSelectionOwner (display->display, atom);	1179	win = XGetSelectionOwner (dpy, atom);
		1180
1108	if (win != None)	1181	if (win != None)
1109	return True;	1182	return True;
1110	}	1183	}
		1184
1111	return False;	1185	return False;
1112	}	1186	}
1113		1187
1114	void	1188	void
1115	rxvt_term::IMSendSpot ()	1189	rxvt_term::IMSendSpot ()
1116	{	1190	{
1117	XPoint spot;	1191	XPoint nspot;
1118	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1119		1193
1120	if (Input_Context == NULL	1194	if (!Input_Context
1121	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1195	|| !focus
1122	|| ! (event_type == KeyPress	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1123	|| event_type == Expose
1124	|| event_type == NoExpose
1125	|| event_type == SelectionNotify
1126	|| event_type == ButtonRelease || event_type == FocusIn)
1127	|| !IMisRunning ())
1128	return;	1197	return;
1129		1198
1130	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;
1131		1205
1132	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1206	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1207	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134	XFree (preedit_attr);	1208	XFree (preedit_attr);
1135	}	1209	}
1136		1210
1137	void	1211	void
1138	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139	XRectangle * needed_rect)
1140	{
1141	int mbh, vtx = 0;
1142
1143	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144	vtx = scrollbar_TotalWidth ();
1145
1146	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147	mbh -= TermWin.lineSpace;
1148
1149	preedit_rect->x = needed_rect->width + vtx;
1150	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153	preedit_rect->height = Height2Pixel (1);
1154
1155	status_rect->x = vtx;
1156	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159	status_rect->height = Height2Pixel (1);
1160	}
1161
1162	void
1163	rxvt_term::im_destroy ()	1212	rxvt_term::im_destroy ()
1164	{	1213	{
1165	if (Input_Context)
1166	{
1167	XDestroyIC (Input_Context);
1168	Input_Context = NULL;
1169	}
1170
1171	if (input_method)	1214	if (input_method)
1172	{	1215	{
		1216	if (Input_Context && input_method->xim)
		1217	XDestroyIC (Input_Context);
		1218
1173	display->put_xim (input_method);	1219	display->put_xim (input_method);
1174	input_method = 0;	1220	input_method = 0;
1175	}	1221	}
		1222
		1223	Input_Context = 0;
1176	}	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
1177		1299
1178	/*	1300	/*
1179	* 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
1180	* open a suitable preedit type	1302	* open a suitable preedit type
1181	*/	1303	*/
1182	bool	1304	bool
1183	rxvt_term::IM_get_IC (const char *modifiers)	1305	rxvt_term::IM_get_IC (const char *modifiers)
1184	{	1306	{
1185	int i, j, found;	1307	int i, j, found;
1186	XIM xim;	1308	XIM xim;
1187	XPoint spot;	1309	XPoint spot;
1188	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1189	unsigned long fg, bg;	1311	unsigned long fg, bg;
1190	const char *p;	1312	const char *p;
1191	char **s;	1313	char **s;
1192	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1193	XVaNestedList preedit_attr, status_attr;	1315	#ifdef ENABLE_XIM_ONTHESPOT
		1316	XIMCallback xcb[4];
		1317	#endif
		1318
		1319	set_environ (envv);
1194		1320
1195	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1321	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196	return false;	1322	return false;
1197		1323
1198	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199	input_method = display->get_xim (locale, modifiers);	1324	input_method = display->get_xim (locale, modifiers);
1200	if (input_method == NULL)	1325	if (input_method == NULL)
1201	return false;	1326	return false;
1202		1327
1203	xim = input_method->xim;	1328	xim = input_method->xim;
		1329	spot.x = spot.y = -1;
1204		1330
1205	xim_styles = NULL;	1331	xim_styles = NULL;
1206	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1332	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207	|| !xim_styles || !xim_styles->count_styles)	1333	|| !xim_styles || !xim_styles->count_styles)
1208	{	1334	{
1209	display->put_xim (input_method);	1335	im_destroy ();
1210	return false;	1336	return false;
1211	}	1337	}
1212		1338
1213	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
1214	s = rxvt_splitcommastring (p);	1348	s = rxvt_splitcommastring (p);
		1349
1215	for (i = found = 0; !found && s[i]; i++)	1350	for (i = found = 0; !found && s[i]; i++)
1216	{	1351	{
1217	if (!STRCMP (s[i], "OverTheSpot"))	1352	if (!strcmp (s[i], "OverTheSpot"))
1218	input_style = (XIMPreeditPosition | XIMStatusNothing);	1353	input_style = XIMPreeditPosition | XIMStatusNothing;
1219	else if (!STRCMP (s[i], "OffTheSpot"))	1354	else if (!strcmp (s[i], "OffTheSpot"))
1220	input_style = (XIMPreeditArea | XIMStatusArea);	1355	input_style = XIMPreeditArea | XIMStatusArea;
1221	else if (!STRCMP (s[i], "Root"))	1356	else if (!strcmp (s[i], "Root"))
1222	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;
1223		1366
1224	for (j = 0; j < xim_styles->count_styles; j++)	1367	for (j = 0; j < xim_styles->count_styles; j++)
1225	if (input_style == xim_styles->supported_styles[j])	1368	if (input_style == xim_styles->supported_styles[j])
1226	{	1369	{
		1370	rxvt_freecommastring (s);
		1371
1227	found = 1;	1372	found = 1;
1228	break;	1373	goto foundpet;
		1374	}
		1375
1229	}	1376	}
1230	}
1231		1377
1232	for (i = 0; s[i]; i++)	1378	rxvt_freecommastring (s);
1233	free (s[i]);	1379	}
1234		1380
1235	free (s);	1381	foundpet:
		1382
1236	XFree (xim_styles);	1383	XFree (xim_styles);
1237		1384
1238	if (!found)	1385	if (!found)
1239	{	1386	{
1240	display->put_xim (input_method);	1387	im_destroy ();
1241	return false;	1388	return false;
1242	}	1389	}
1243		1390
1244	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	}
1245		1425
1246	if (input_style & XIMPreeditPosition)	1426	if (input_style & XIMPreeditPosition)
1247	{	1427	{
1248	im_set_size (&rect);	1428	im_set_size (rect);
1249	im_set_position (&spot);	1429	im_set_position (spot);
1250	im_set_color (&fg, &bg);	1430	im_set_color (fg, bg);
1251		1431
1252	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1432	preedit_attr = XVaCreateNestedList (0,
		1433	XNForeground, fg,
		1434	XNBackground, bg,
		1435	XNArea, &rect,
1253	XNSpotLocation, &spot,	1436	XNSpotLocation, &spot,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, TermWin.fontset,	1437	XNFontSet, fs,
1256	NULL);	1438	NULL);
1257	}	1439	}
1258	else if (input_style & XIMPreeditArea)	1440	else if (input_style & XIMPreeditArea)
1259	{	1441	{
1260	im_set_color (&fg, &bg);	1442	im_set_color (fg, bg);
1261		1443
1262	/*	1444	/*
1263	* The necessary width of preedit area is unknown	1445	* The necessary width of preedit area is unknown
1264	* until create input context.	1446	* until create input context.
1265	*/	1447	*/
1266	needed_rect.width = 0;	1448	needed_rect.width = 0;
1267
1268	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1449	im_set_preedit_area (rect, status_rect, needed_rect);
1269		1450
1270	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1451	preedit_attr = XVaCreateNestedList (0,
		1452	XNForeground, fg,
1271	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,
1272	//XNFontSet, TermWin.fontset,	1461	XNFontSet, fs,
1273	NULL);	1462	NULL);
1274	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1463	}
1275	XNForeground, fg, XNBackground, bg,	1464	#if ENABLE_XIM_ONTHESPOT
1276	//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
1277	NULL);	1484	NULL);
1278	}	1485	}
		1486	#endif
1279		1487
1280	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1488	Input_Context = XCreateIC (xim,
		1489	XNInputStyle, input_style,
1281	XNClientWindow, TermWin.parent[0],	1490	XNClientWindow, vt,
1282	XNFocusWindow, TermWin.parent[0],	1491	XNFocusWindow, parent[0],
1283	preedit_attr ? XNPreeditAttributes : NULL,	1492	preedit_attr ? XNPreeditAttributes : NULL,
1284	preedit_attr,	1493	preedit_attr,
1285	status_attr ? XNStatusAttributes : NULL,	1494	status_attr ? XNStatusAttributes : NULL,
1286	status_attr, NULL);	1495	status_attr, NULL);
		1496
1287	if (preedit_attr) XFree (preedit_attr);	1497	if (preedit_attr) XFree (preedit_attr);
1288	if (status_attr) XFree (status_attr);	1498	if (status_attr) XFree (status_attr);
		1499	if (fs) XFreeFontSet (dpy, fs);
1289		1500
1290	if (Input_Context == NULL)	1501	if (Input_Context == NULL)
1291	{	1502	{
1292	rxvt_print_error ("failed to create input context");	1503	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293	display->put_xim (input_method);	1504	im_destroy ();
1294	return false;	1505	return false;
1295	}	1506	}
1296		1507
1297	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
1298	IMSetStatusPosition ();	1514	IMSetPosition ();
1299		1515
1300	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1301	return true;	1516	return true;
1302	}	1517	}
1303		1518
1304	void	1519	void
1305	rxvt_term::im_cb ()	1520	rxvt_term::im_cb ()
1306	{	1521	{
1307	int i, found, had_im;	1522	int i;
1308	const char *p;	1523	const char *p;
1309	char **s;	1524	char **s;
1310	char buf[IMBUFSIZ];	1525	char buf[IMBUFSIZ];
1311		1526
		1527	make_current ();
		1528
1312	im_destroy ();	1529	im_destroy ();
1313		1530
1314	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315	if (Input_Context)	1531	if (Input_Context)
1316	return;	1532	return;
1317		1533
1318	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1534	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1319	if (rs[Rs_imLocale])	1535	if (rs[Rs_imLocale])
…		…
1324	if (p && *p)	1540	if (p && *p)
1325	{	1541	{
1326	bool found = false;	1542	bool found = false;
1327		1543
1328	s = rxvt_splitcommastring (p);	1544	s = rxvt_splitcommastring (p);
		1545
1329	for (i = 0; s[i]; i++)	1546	for (i = 0; s[i]; i++)
1330	{	1547	{
1331	if (*s[i])	1548	if (*s[i])
1332	{	1549	{
1333	STRCPY (buf, "@im=");	1550	strcpy (buf, "@im=");
1334	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1551	strncat (buf, s[i], IMBUFSIZ - 5);
1335	if (IM_get_IC (buf))	1552	if (IM_get_IC (buf))
1336	{	1553	{
1337	found = true;	1554	found = true;
1338	break;	1555	break;
1339	}	1556	}
1340	}	1557	}
1341	}	1558	}
1342	for (i = 0; s[i]; i++)	1559
1343	free (s[i]);	1560	rxvt_freecommastring (s);
1344	free (s);
1345		1561
1346	if (found)	1562	if (found)
1347	goto done;	1563	goto done;
1348	}	1564	}
1349		1565
…		…
1361	SET_LOCALE (locale);	1577	SET_LOCALE (locale);
1362	#endif	1578	#endif
1363	}	1579	}
1364		1580
1365	void	1581	void
1366	rxvt_term::IMSetStatusPosition ()	1582	rxvt_term::IMSetPosition ()
1367	{	1583	{
1368	XRectangle preedit_rect, status_rect, *needed_rect;	1584	XRectangle preedit_rect, status_rect, *needed_rect;
1369	XVaNestedList preedit_attr, status_attr;	1585	XVaNestedList preedit_attr, status_attr;
1370		1586
1371	if (Input_Context == NULL	1587	if (!Input_Context
1372	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1588	|| !focus
		1589	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1373	|| !IMisRunning ())	1590	|| !IMisRunning ())
1374	return;	1591	return;
1375		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	{
1376	/* Getting the necessary width of preedit area */	1603	/* Getting the necessary width of preedit area */
1377	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1605	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379	XFree (status_attr);	1606	XFree (status_attr);
1380		1607
1381	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);
1382		1610
1383	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1611	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1612	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385		1613
1386	XSetICValues (Input_Context,	1614	XSetICValues (Input_Context,
1387	XNPreeditAttributes, preedit_attr,	1615	XNPreeditAttributes, preedit_attr,
1388	XNStatusAttributes, status_attr, NULL);	1616	XNStatusAttributes, status_attr,
		1617	NULL);
1389		1618
		1619	XFree (status_attr);
		1620	}
		1621
1390	XFree (preedit_attr);	1622	XFree (preedit_attr);
1391	XFree (status_attr);
1392	}	1623	}
1393	#endif /* USE_XIM */	1624	#endif /* USE_XIM */
1394		1625
1395	/*----------------------------------------------------------------------*/	1626	void
1396	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 */
1397		1692
1398	/*----------------------- end-of-file (C source) -----------------------*/	1693	/*----------------------- end-of-file (C source) -----------------------*/

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