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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.31 by pcg, Fri Feb 13 12:11:05 2004 UTC vs.
Revision 1.269 by root, Tue Dec 4 14:50:42 2007 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) 2003-2006 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 "keyboard.h"
		36	#include "rxvtperl.h"
35		37
		38	#include <limits>
		39
36	#include <signal.h>	40	#include <csignal>
37		41	#include <cstring>
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41		42
42	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	44	# include <termios.h>
44	#endif	45	#endif
45		46
46	#include <cstring>	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
47		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
48	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
49		62
50	void	63	bool
51	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
52	{	65	{
53	if (locale && STRNCMP (locale, curlocale, 128))	66	int size = strlen (locale) + 1;
54	{	67
55	STRNCPY (curlocale, locale, 128);	68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
57	}	76	return true;
58	}	77	}
59		78
60	void *	79	void
61	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
62	{	81	{
63	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
64		85
65	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
66	return p;	151	return len;
67	}
68		152
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	153	}
		154	#endif
74		155
75	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
76	:	157	:
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	158	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	159	update_background_ev(this, &rxvt_term::update_background_cb),
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	160	#endif
86	#ifdef CURSOR_BLINK	161	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	162	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88	#endif	163	#endif
89	#ifdef TEXT_BLINK	164	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),	165	text_blink_ev (this, &rxvt_term::text_blink_cb),
91	#endif	166	#endif
		167	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		168	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		169	#endif
		170	#ifdef SELECTION_SCROLLING
		171	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		172	#endif
		173	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		174	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		175	#endif
92	#ifdef POINTER_BLANK	176	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	177	pointer_ev (this, &rxvt_term::pointer_cb),
94	#endif	178	#endif
		179	#ifndef NO_BELL
		180	bell_ev (this, &rxvt_term::bell_cb),
		181	#endif
95	check_ev (this, &rxvt_term::check_cb),	182	child_ev (this, &rxvt_term::child_cb),
		183	prepare_ev (this, &rxvt_term::prepare_cb),
		184	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	185	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	186	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	187	incr_ev (this, &rxvt_term::incr_cb)
		188	{
		189	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		190	callback_set (rootwin_ev , this, rxvt_term, rootwin_cb);
		191	#endif
		192	#ifdef HAVE_SCROLLBARS
		193	callback_set (scrollbar_ev, this, rxvt_term, x_cb);
		194	#endif
99	#ifdef USE_XIM	195	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	196	callback_set (im_ev , this, rxvt_term, im_cb);
101	#endif	197	#endif
102	{	198	callback_set (termwin_ev , this, rxvt_term, x_cb);
		199	callback_set (vt_ev , this, rxvt_term, x_cb);
		200
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	201	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		202
		203	termlist.push_back (this);
		204
		205	#ifdef KEYSYM_RESOURCE
		206	keyboard = new keyboard_manager;
		207	#endif
		208	}
		209
		210	// clean up the most important stuff, do *not* call x or free mem etc.
		211	// for use before an emergency exit
		212	void
		213	rxvt_term::emergency_cleanup ()
		214	{
		215	if (cmd_pid)
		216	kill (-cmd_pid, SIGHUP);
		217
		218	pty_ev.stop ();
		219	delete pty; pty = 0;
104	}	220	}
105		221
106	rxvt_term::~rxvt_term ()	222	rxvt_term::~rxvt_term ()
107	{	223	{
108	if (cmd_fd >= 0)	224	termlist.erase (find (termlist.begin (), termlist.end(), this));
109	close (cmd_fd);	225
		226	emergency_cleanup ();
		227
		228	#if ENABLE_STYLES
		229	for (int i = RS_styleCount; --i; )
		230	if (fontset[i] != fontset[0])
		231	delete fontset[i];
		232	#endif
		233	delete fontset[0];
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238
		239	#ifdef USE_XIM
		240	im_destroy ();
		241	#endif
		242	#ifdef XTERM_SCROLLBAR
		243	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		244	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		245	#endif
		246	#ifdef PLAIN_SCROLLBAR
		247	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		248	#endif
		249	#ifdef NEXT_SCROLLBAR
		250	if (blackGC) XFreeGC (dpy, blackGC);
		251	if (whiteGC) XFreeGC (dpy, whiteGC);
		252	if (grayGC) XFreeGC (dpy, grayGC);
		253	if (darkGC) XFreeGC (dpy, darkGC);
		254	if (stippleGC) XFreeGC (dpy, stippleGC);
		255	if (dimple) XFreePixmap (dpy, dimple);
		256	if (upArrow) XFreePixmap (dpy, upArrow);
		257	if (downArrow) XFreePixmap (dpy, downArrow);
		258	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		259	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		260	#endif
		261	#ifdef RXVT_SCROLLBAR
		262	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		263	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		264	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		265	#endif
		266	if (gc) XFreeGC (dpy, gc);
		267
		268	delete drawable;
		269	// destroy all windows
		270	if (parent[0])
		271	XDestroyWindow (dpy, parent[0]);
		272
		273	for (int i = 0; i < TOTAL_COLORS; i++)
		274	if (ISSET_PIXCOLOR (i))
		275	{
		276	pix_colors_focused [i].free (this);
		277	#if OFF_FOCUS_FADING
		278	pix_colors_unfocused [i].free (this);
		279	#endif
		280	}
		281
		282	clear ();
		283	}
		284
		285	delete [] pix_colors_focused;
		286	#if OFF_FOCUS_FADING
		287	delete [] pix_colors_unfocused;
		288	#endif
		289
		290	#ifdef HAVE_BG_PIXMAP
		291	bgPixmap.destroy ();
		292	#endif
		293	displays.put (display);
110		294
111	scr_release ();	295	scr_release ();
112		296
		297	/* clear all resources */
		298	for (int i = 0; i < allocated.size (); i++)
		299	free (allocated [i]);
		300
		301	free (selection.text);
		302	// TODO: manage env vars in child only(!)
		303	free (env_display);
		304	free (env_term);
113	free (locale);	305	free (locale);
114	free (codeset);	306	free (v_buffer);
		307	free (incr_buf);
115		308
116	#ifndef NO_SETOWNER_TTYDEV	309	delete envv;
117	privileged_ttydev (RESTORE);	310	delete argv;
118	#endif
119	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);
121	#endif
122		311
123	// TODO: free pixcolours, colours should become part of rxvt_display	312	#ifdef KEYSYM_RESOURCE
		313	delete keyboard;
		314	#endif
		315	#ifndef NO_RESOURCES
		316	XrmDestroyDatabase (option_db);
		317	#endif
		318	}
124		319
125	delete PixColors;	320	// child has exited, usually destroys
126	delete TermWin.fontset;	321	void
		322	rxvt_term::child_cb (ev::child &w, int status)
		323	{
		324	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
127		325
128	displays.put (display);	326	cmd_pid = 0;
		327
		328	if (!option (Opt_hold))
		329	destroy ();
129	}	330	}
130		331
131	void	332	void
132	rxvt_term::destroy ()	333	rxvt_term::destroy ()
133	{	334	{
		335	if (destroy_ev.active)
		336	return;
		337
		338	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		339
		340	#if ENABLE_OVERLAY
		341	scr_overlay_off ();
		342	#endif
		343
134	if (display)	344	if (display)
135	{	345	{
136	if (TermWin.parent[0])	346	#if USE_XIM
137	XDestroyWindow (display->display, TermWin.parent[0]);	347	im_ev.stop (display);
138		348	#endif
		349	#if HAVE_SCROLLBARS
		350	scrollbar_ev.stop (display);
		351	#endif
		352	#if ENABLE_TRANSPARENCY || ENABLE_PERL
139	rootwin_ev.stop (display);	353	rootwin_ev.stop (display);
		354	#endif
		355	incr_ev.stop ();
140	termwin_ev.stop (display);	356	termwin_ev.stop (display);
141	vt_ev.stop (display);	357	vt_ev.stop (display);
142
143	#ifdef USE_XIM
144	im_destroy ();
145	im_ev.stop (display);
146	#endif
147	#ifdef HAVE_SCROLLBARS
148	scrollbar_ev.stop (display);
149	#endif
150	#ifdef MENUBAR
151	menubar_ev.stop (display);
152	#endif
153	}	358	}
154		359
155	check_ev.stop ();	360	prepare_ev.stop ();
156	pty_ev.stop ();	361	pty_ev.stop ();
157	#ifdef CURSOR_BLINK	362	#ifdef CURSOR_BLINK
158	cursor_blink_ev.stop ();	363	cursor_blink_ev.stop ();
159	#endif	364	#endif
160	#ifdef TEXT_BLINK	365	#ifdef TEXT_BLINK
161	text_blink_ev.stop ();	366	text_blink_ev.stop ();
162	#endif	367	#endif
		368	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		369	cont_scroll_ev.stop ();
		370	#endif
		371	#ifdef SELECTION_SCROLLING
		372	sel_scroll_ev.stop ();
		373	#endif
163	#ifdef POINTER_BLANK	374	#ifdef POINTER_BLANK
164	pointer_ev.stop ();	375	pointer_ev.stop ();
165	#endif	376	#endif
166		377
167	destroy_ev.start (0);	378	destroy_ev.start ();
168	}	379	}
169		380
170	void	381	void
171	rxvt_term::destroy_cb (time_watcher &w)	382	rxvt_term::destroy_cb (ev::idle &w, int revents)
172	{	383	{
173	SET_R (this);	384	make_current ();
174		385
175	delete this;	386	delete this;
176	}
177
178	/*----------------------------------------------------------------------*/
179	/* rxvt_init() */
180	/* LIBPROTO */
181	rxvt_t
182	rxvt_init (int argc, const char *const *argv)
183	{
184	SET_R (new rxvt_term);
185
186	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
187	{
188	delete GET_R;
189	SET_R (0);
190	}
191
192	return GET_R;
193	}
194
195	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
196
197	void
198	rxvt_init_signals ()
199	{
200	/* install exit handler for cleanup */
201	#if 0
202	#ifdef HAVE_ATEXIT
203	atexit(rxvt_clean_exit);
204	#else
205	#endif
206	#endif
207
208	struct sigaction sa;
209
210	sigfillset (&sa.sa_mask);
211	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
212	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
213	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
215	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
216	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
217	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
218
219	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
220	/* signal (SIGURG, SIG_DFL); */
221
222	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
223	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
224	}
225
226	bool
227	rxvt_term::init (int argc, const char *const *argv)
228	{
229	/*
230	* Save and then give up any super-user privileges
231	* If we need privileges in any area then we must specifically request it.
232	* We should only need to be root in these cases:
233	* 1. write utmp entries on some systems
234	* 2. chown tty on some systems
235	*/
236	privileges (SAVE);
237	privileges (IGNORE);
238
239	init_secondary ();
240
241	const char **cmd_argv = init_resources (argc, argv);
242
243	set_locale ("");
244
245	#if (MENUBAR_MAX)
246	menubar_read (rs[Rs_menu]);
247	#endif
248	#ifdef HAVE_SCROLLBARS
249	if (Options & Opt_scrollBar)
250	scrollBar.setIdle (); /* set existence for size calculations */
251	#endif
252
253	create_windows (argc, argv);
254
255	init_xlocale ();
256
257	scr_reset (); /* initialize screen */
258	#ifdef RXVT_GRAPHICS
259	Gr_reset (); /* reset graphics */
260	#endif
261
262	#if 0
263	#ifdef DEBUG_X
264	XSynchronize(display->display, True);
265	#endif
266	#endif
267
268	#ifdef HAVE_SCROLLBARS
269	if (Options & Opt_scrollBar)
270	resize_scrollbar (); /* create and map scrollbar */
271	#endif
272	#if (MENUBAR_MAX)
273	if (menubar_visible(r))
274	XMapWindow (display->display, menuBar.win);
275	#endif
276	#ifdef TRANSPARENT
277	if (Options & Opt_transparent)
278	{
279	XSelectInput (display->display, display->root, PropertyChangeMask);
280	check_our_parents ();
281	}
282	#endif
283
284	rootwin_ev.start (display, display->root);
285
286	XMapWindow (display->display, TermWin.vt);
287	XMapWindow (display->display, TermWin.parent[0]);
288
289	init_env ();
290	init_command (cmd_argv);
291
292	pty_ev.start (cmd_fd, EVENT_READ);
293
294	check_ev.start ();
295
296	return true;
297	}
298
299	/* ------------------------------------------------------------------------- *
300	* SIGNAL HANDLING & EXIT HANDLER *
301	* ------------------------------------------------------------------------- */
302	/*
303	* Catch a SIGCHLD signal and exit if the direct child has died
304	*/
305	/* ARGSUSED */
306	/* EXTPROTO */
307	RETSIGTYPE
308	rxvt_Child_signal(int sig __attribute__ ((unused)))
309	{
310	int pid, save_errno = errno;
311	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
312	;
313	errno = save_errno;
314
315	#if 0
316	if (pid == cmd_pid)
317	exit (EXIT_SUCCESS);
318	#endif
319	}
320
321	/*
322	* Catch a fatal signal and tidy up before quitting
323	*/
324	/* EXTPROTO */
325	RETSIGTYPE
326	rxvt_Exit_signal(int sig)
327	{
328	signal (sig, SIG_DFL);
329	#ifdef DEBUG_CMD
330	rxvt_print_error ("signal %d", sig);
331	#endif
332	rxvt_clean_exit();
333	kill (getpid (), sig);
334	}
335
336	/* INTPROTO */
337	int
338	rxvt_xerror_handler (Display *display, XErrorEvent *event)
339	{
340	if (GET_R->allowedxerror == -1)
341	GET_R->allowedxerror = event->error_code;
342	else
343	{
344	old_xerror_handler (display, event);
345	GET_R->destroy ();
346	}
347
348	return 0;
349	}	387	}
350		388
351	/*----------------------------------------------------------------------*/	389	/*----------------------------------------------------------------------*/
352	/*	390	/*
353	* Exit gracefully, clearing the utmp entry and restoring tty attributes	391	* Exit gracefully, clearing the utmp entry and restoring tty attributes
354	* TODO: if debugging, this should free up any known resources if we can	392	* TODO: if debugging, this should free up any known resources if we can
355	*/	393	*/
356	/* EXTPROTO */	394	static XErrorHandler old_xerror_handler;
		395
		396	static void
		397	rxvt_emergency_cleanup ()
		398	{
		399	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		400	(*t)->emergency_cleanup ();
		401	}
		402
		403	#if !ENABLE_MINIMAL
		404	static void
		405	print_x_error (Display *dpy, XErrorEvent *event)
		406	{
		407	char buffer[BUFSIZ];
		408	char mesg[BUFSIZ];
		409	char number[32];
		410	char *mtype = "XlibMessage";
		411	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		412	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		413	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		414	rxvt_warn ("%s: %s\n", mesg, buffer);
		415	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		417	sprintf(number, "%d", event->request_code);
		418	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		419	rxvt_warn ("(which is %s)\n", buffer);
		420	if (event->request_code >= 128) {
		421	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		422	mesg, BUFSIZ);
		423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		424	}
		425	if ((event->error_code == BadWindow) ||
		426	(event->error_code == BadPixmap) ||
		427	(event->error_code == BadCursor) ||
		428	(event->error_code == BadFont) ||
		429	(event->error_code == BadDrawable) ||
		430	(event->error_code == BadColor) ||
		431	(event->error_code == BadGC) ||
		432	(event->error_code == BadIDChoice) ||
		433	(event->error_code == BadValue) ||
		434	(event->error_code == BadAtom)) {
		435	if (event->error_code == BadValue)
		436	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		437	mesg, BUFSIZ);
		438	else if (event->error_code == BadAtom)
		439	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		440	mesg, BUFSIZ);
		441	else
		442	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		443	mesg, BUFSIZ);
		444	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		445	}
		446	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		447	mesg, BUFSIZ);
		448	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		449	}
		450	#endif
		451
		452	int
		453	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		454	{
		455	if (GET_R->allowedxerror == -1)
		456	GET_R->allowedxerror = event->error_code;
		457	else
		458	{
		459	// GET_R is most likely not the terminal which caused the error,
		460	// so just output the error and continue
		461	#if ENABLE_MINIMAL
		462	old_xerror_handler (display, event);
		463	#else
		464	print_x_error (display, event);
		465	#endif
		466	}
		467
		468	return 0;
		469	}
		470
		471	int
		472	rxvt_xioerror_handler (Display *display)
		473	{
		474	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		475	DisplayString (display));
		476	rxvt_emergency_cleanup ();
		477	_exit (EXIT_FAILURE);
		478	}
		479
		480	/*----------------------------------------------------------------------*/
		481	bool
		482	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		483	{
		484	this->envv = envv;
		485
		486	SET_R (this);
		487	set_locale ("");
		488	set_environ (envv); // few things in X do not call setlocale :(
		489
		490	if (!init_vars ())
		491	return false;
		492
		493	init_secondary ();
		494
		495	const char **cmd_argv = init_resources (argc, argv);
		496
		497	#ifdef KEYSYM_RESOURCE
		498	keyboard->register_done ();
		499	#endif
		500
		501	#ifdef HAVE_SCROLLBARS
		502	if (option (Opt_scrollBar))
		503	scrollBar.setIdle (); /* set existence for size calculations */
		504	#endif
		505
		506	pty = ptytty::create ();
		507
		508	create_windows (argc, argv);
		509
		510	init_xlocale ();
		511
		512	scr_reset (); // initialize screen
		513
		514	#if 0
		515	XSynchronize (dpy, True);
		516	#endif
		517
		518	#ifdef HAVE_SCROLLBARS
		519	if (option (Opt_scrollBar))
		520	resize_scrollbar (); /* create and map scrollbar */
		521	#endif
		522	#ifdef HAVE_BG_PIXMAP
		523	{
		524	bgPixmap.set_target (this);
		525
		526	#ifdef ENABLE_TRANSPARENCY
		527	if (option (Opt_transparent))
		528	{
		529	bgPixmap.set_transparent ();
		530	#ifdef HAVE_AFTERIMAGE
		531	if (rs [Rs_blurradius])
		532	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		533	#endif
		534	if (ISSET_PIXCOLOR (Color_tint))
		535	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		536	if (rs [Rs_shade])
		537	bgPixmap.set_shade (rs [Rs_shade]);
		538
		539	bgPixmap.set_root_pixmap ();
		540	XSelectInput (dpy, display->root, PropertyChangeMask);
		541	rootwin_ev.start (display, display->root);
		542	}
		543	#endif
		544
		545	#ifdef BG_IMAGE_FROM_FILE
		546	if (rs[Rs_backgroundPixmap] != NULL)
		547	{
		548	const char *p = rs[Rs_backgroundPixmap];
		549
		550	if ((p = strchr (p, ';')) != NULL)
		551	{
		552	p++;
		553	bgPixmap.set_geometry (p);
		554	}
		555	else
		556	bgPixmap.set_defaultGeometry ();
		557
		558	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		559	if (!bgPixmap.window_position_sensitive ())
		560	update_background ();
		561	}
		562	#endif
		563	}
		564	#endif
		565
		566	#if ENABLE_PERL
		567	rootwin_ev.start (display, display->root);
		568	#endif
		569
		570	set_colorfgbg ();
		571
		572	init_command (cmd_argv);
		573
		574	free (cmd_argv);
		575
		576	if (pty->pty >= 0)
		577	pty_ev.start (pty->pty, ev::READ);
		578
		579	prepare_ev.start ();
		580
		581	HOOK_INVOKE ((this, HOOK_START, DT_END));
		582
		583	#if ENABLE_XEMBED
		584	if (rs[Rs_embed])
		585	{
		586	long info[2] = { 0, XEMBED_MAPPED };
		587
		588	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		589	32, PropModeReplace, (unsigned char *)&info, 2);
		590	}
		591	#endif
		592
		593	XMapWindow (dpy, vt);
		594	XMapWindow (dpy, parent[0]);
		595
		596	return true;
		597	}
		598
		599	static struct sig_handlers
		600	{
		601	ev::sig sw_term, sw_int;
		602
		603	/*
		604	* Catch a fatal signal and tidy up before quitting
		605	*/
357	void	606	void
358	rxvt_clean_exit ()	607	sig_term (ev::sig &w, int revents)
		608	{
		609	rxvt_emergency_cleanup ();
		610	w.stop ();
		611	kill (getpid (), w.signum);
		612	}
		613
		614	sig_handlers ()
		615	: sw_term (this, &sig_handlers::sig_term),
		616	sw_int (this, &sig_handlers::sig_term)
		617	{
		618	}
		619	} sig_handlers;
		620
		621	char **rxvt_environ; // startup environment
		622
		623	void
		624	rxvt_init ()
359	{	625	{
360	// TODO: rxvtd should clean up all ressources	626	ptytty::init ();
361	if (GET_R)	627
362	GET_R->destroy ();	628	if (!ev_default_loop (0))
		629	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		630
		631	rxvt_environ = environ;
		632
		633	signal (SIGHUP, SIG_IGN);
		634	signal (SIGPIPE, SIG_IGN);
		635
		636	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		637	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		638
		639	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		640	/* signal (SIGURG, SIG_DFL); */
		641
		642	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		643	// TODO: handle this with exceptions and tolerate the memory loss
		644	XSetIOErrorHandler (rxvt_xioerror_handler);
		645
		646	XrmInitialize ();
363	}	647	}
364		648
365	/* ------------------------------------------------------------------------- *	649	/* ------------------------------------------------------------------------- *
366	* MEMORY ALLOCATION WRAPPERS *	650	* MEMORY ALLOCATION WRAPPERS *
367	* ------------------------------------------------------------------------- */	651	* ------------------------------------------------------------------------- */
368	/* EXTPROTO */	652	void *
369	void *
370	rxvt_malloc(size_t size)	653	rxvt_malloc (size_t size)
371	{	654	{
372	void *p;
373
374	p = malloc(size);	655	void *p = malloc (size);
		656
375	if (p)	657	if (!p)
		658	rxvt_fatal ("memory allocation failure. aborting.\n");
		659
376	return p;	660	return p;
377
378	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
379	rxvt_clean_exit();
380	exit(EXIT_FAILURE);
381	/* NOTREACHED */
382	}	661	}
383		662
384	/* EXTPROTO */	663	void *
385	void *
386	rxvt_calloc(size_t number, size_t size)	664	rxvt_calloc (size_t number, size_t size)
387	{	665	{
388	void *p;
389
390	p = calloc(number, size);	666	void *p = calloc (number, size);
		667
391	if (p)	668	if (!p)
		669	rxvt_fatal ("memory allocation failure. aborting.\n");
		670
392	return p;	671	return p;
393
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();
396	exit(EXIT_FAILURE);
397	/* NOTREACHED */
398	}	672	}
399		673
400	/* EXTPROTO */	674	void *
401	void *
402	rxvt_realloc(void *ptr, size_t size)	675	rxvt_realloc (void *ptr, size_t size)
403	{	676	{
404	void *p;
405
406	if (ptr)
407	p = realloc(ptr, size);	677	void *p = realloc (ptr, size);
408	else	678
409	p = malloc(size);
410	if (p)	679	if (!p)
		680	rxvt_fatal ("memory allocation failure. aborting.\n");
		681
411	return p;	682	return p;
412
413	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
414	rxvt_clean_exit();
415	exit(EXIT_FAILURE);
416	/* NOTREACHED */
417	}	683	}
418
419	/* ------------------------------------------------------------------------- *
420	* PRIVILEGED OPERATIONS *
421	* ------------------------------------------------------------------------- */
422	/* take care of suid/sgid super-user (root) privileges */
423	void
424	rxvt_term::privileges (int mode)
425	{
426	#if ! defined(__CYGWIN32__)
427	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
428	/* setreuid() is the poor man's setuid(), seteuid() */
429	# define seteuid(a) setreuid(-1, (a))
430	# define setegid(a) setregid(-1, (a))
431	# define HAVE_SETEUID
432	# endif
433	# ifdef HAVE_SETEUID
434	switch (mode)
435	{
436	case IGNORE:
437	/*
438	* change effective uid/gid - not real uid/gid - so we can switch
439	* back to root later, as required
440	*/
441	seteuid(getuid());
442	setegid(getgid());
443	break;
444	case SAVE:
445	euid = geteuid();
446	egid = getegid();
447	break;
448	case RESTORE:
449	seteuid(euid);
450	setegid(egid);
451	break;
452	}
453	# else
454	switch (mode)
455	{
456	case IGNORE:
457	setuid(getuid());
458	setgid(getgid());
459	/* FALLTHROUGH */
460	case SAVE:
461	/* FALLTHROUGH */
462	case RESTORE:
463	break;
464	}
465	# endif
466	#endif
467	}
468
469	#ifdef UTMP_SUPPORT
470	void
471	rxvt_term::privileged_utmp (char action)
472	{
473	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
474	action, next_utmp_action, getpid()));
475	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
476	|| (Options & Opt_utmpInhibit)
477	|| ttydev == NULL || *ttydev == '\0')
478	return;
479
480	privileges (RESTORE);
481	if (action == SAVE)
482	{
483	next_utmp_action = RESTORE;
484	makeutent (ttydev, rs[Rs_display_name]);
485	}
486	else
487	{ /* action == RESTORE */
488	next_utmp_action = IGNORE;
489	cleanutent ();
490	}
491	privileges (IGNORE);
492	}
493	#endif
494
495	#ifndef NO_SETOWNER_TTYDEV
496	void
497	rxvt_term::privileged_ttydev (char action)
498	{
499	D_MAIN((stderr,
500	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
501	action, next_tty_action, getpid()));
502	if (next_tty_action != action || (action != SAVE && action != RESTORE)
503	|| ttydev == NULL || *ttydev == '\0')
504	return;
505
506	privileges (RESTORE);
507
508	if (action == SAVE)
509	{
510	next_tty_action = RESTORE;
511	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
512	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
513	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
514	next_tty_action = IGNORE;
515	else
516	# endif
517
518	{
519	chown(ttydev, getuid(), ttygid); /* fail silently */
520	chmod(ttydev, ttymode);
521	# ifdef HAVE_REVOKE
522	revoke(ttydev);
523	# endif
524
525	}
526	}
527	else
528	{ /* action == RESTORE */
529	next_tty_action = IGNORE;
530	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
531	chmod(ttydev, ttyfd_stat.st_mode);
532	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
533	# else
534	chmod(ttydev,
535	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
536	chown(ttydev, 0, 0);
537	# endif
538
539	}
540
541	privileges (IGNORE);
542
543	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
544	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
545	action == RESTORE ? "Restoring" : (action ==
546	SAVE ? "Saving" :
547	"UNKNOWN ERROR for"), ttydev,
548	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
549	ttyfd_stat.st_gid));
550	# endif
551	}
552	#endif
553		684
554	/*----------------------------------------------------------------------*/	685	/*----------------------------------------------------------------------*/
555	/*	686	/*
556	* window size/position calculcations for XSizeHint and other storage.	687	* window size/position calculations for XSizeHint and other storage.
557	* if width/height are non-zero then override calculated width/height	688	* if width/height are non-zero then override calculated width/height
558	*/	689	*/
559	void	690	void
560	rxvt_term::window_calc (unsigned int width, unsigned int height)	691	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
561	{	692	{
562	short recalc_x, recalc_y;	693	short recalc_x, recalc_y;
563	int x, y, sb_w, mb_h, flags;	694	int x, y, sb_w, flags;
564	unsigned int w, h;	695	unsigned int w, h;
565	unsigned int max_width, max_height;	696	unsigned int max_width, max_height;
566		697
567	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
568	TermWin.ncol, TermWin.nrow, szHint.width,
569	szHint.height));
570	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	698	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
571	szHint.win_gravity = NorthWestGravity;	699	szHint.win_gravity = NorthWestGravity;
572	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	700	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
573		701
574	recalc_x = recalc_y = 0;	702	recalc_x = recalc_y = 0;
575	flags = 0;	703	flags = 0;
		704
576	if (!parsed_geometry)	705	if (!parsed_geometry)
577	{	706	{
578	parsed_geometry = 1;	707	parsed_geometry = 1;
		708
579	if (rs[Rs_geometry])	709	if (rs[Rs_geometry])
580	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	710	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		711
581	if (flags & WidthValue)	712	if (flags & WidthValue)
582	{	713	{
583	TermWin.ncol = BOUND_POSITIVE_INT16(w);	714	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
584	szHint.flags |= USSize;	715	szHint.flags |= USSize;
585	}	716	}
		717
586	if (flags & HeightValue)	718	if (flags & HeightValue)
587	{	719	{
588	TermWin.nrow = BOUND_POSITIVE_INT16(h);	720	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
589	szHint.flags |= USSize;	721	szHint.flags |= USSize;
590	}	722	}
		723
591	if (flags & XValue)	724	if (flags & XValue)
592	{	725	{
593	szHint.x = x;	726	szHint.x = x;
594	szHint.flags |= USPosition;	727	szHint.flags |= USPosition;
		728
595	if (flags & XNegative)	729	if (flags & XNegative)
596	{	730	{
597	recalc_x = 1;	731	recalc_x = 1;
598	szHint.win_gravity = NorthEastGravity;	732	szHint.win_gravity = NorthEastGravity;
599	}	733	}
600	}	734	}
		735
601	if (flags & YValue)	736	if (flags & YValue)
602	{	737	{
603	szHint.y = y;	738	szHint.y = y;
604	szHint.flags |= USPosition;	739	szHint.flags |= USPosition;
		740
605	if (flags & YNegative)	741	if (flags & YNegative)
606	{	742	{
607	recalc_y = 1;	743	recalc_y = 1;
		744
608	if (szHint.win_gravity == NorthEastGravity)	745	if (szHint.win_gravity == NorthEastGravity)
609	szHint.win_gravity = SouthEastGravity;	746	szHint.win_gravity = SouthEastGravity;
610	else	747	else
611	szHint.win_gravity = SouthWestGravity;	748	szHint.win_gravity = SouthWestGravity;
612	}	749	}
613	}	750	}
614	}	751	}
		752
615	/* TODO: BOUNDS */	753	/* TODO: BOUNDS */
616	TermWin.width = TermWin.ncol * TermWin.fwidth;	754	width = ncol * fwidth;
617	TermWin.height = TermWin.nrow * TermWin.fheight;	755	height = nrow * fheight;
618	max_width = MAX_COLS * TermWin.fwidth;	756	max_width = MAX_COLS * fwidth;
619	max_height = MAX_ROWS * TermWin.fheight;	757	max_height = MAX_ROWS * fheight;
620		758
621	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	759	szHint.base_width = szHint.base_height = 2 * int_bwidth;
622		760
623	sb_w = mb_h = 0;	761	sb_w = 0;
624	window_vt_x = window_vt_y = 0;	762	window_vt_x = window_vt_y = int_bwidth;
625	if (scrollbar_visible ())	763
		764	if (scrollBar.state)
626	{	765	{
627	sb_w = scrollbar_TotalWidth();	766	sb_w = scrollbar_TotalWidth ();
628	szHint.base_width += sb_w;	767	szHint.base_width += sb_w;
		768
629	if (!(Options & Opt_scrollBar_right))	769	if (!option (Opt_scrollBar_right))
630	window_vt_x = sb_w;	770	window_vt_x += sb_w;
631	}
632	if (menubar_visible ())
633	{	771	}
634	mb_h = menuBar_TotalHeight();	772
635	szHint.base_height += mb_h;
636	window_vt_y = mb_h;
637	}
638	szHint.width_inc = TermWin.fwidth;	773	szHint.width_inc = fwidth;
639	szHint.height_inc = TermWin.fheight;	774	szHint.height_inc = fheight;
640	szHint.min_width = szHint.base_width + szHint.width_inc;	775	szHint.min_width = szHint.base_width + szHint.width_inc;
641	szHint.min_height = szHint.base_height + szHint.height_inc;	776	szHint.min_height = szHint.base_height + szHint.height_inc;
642		777
643	if (width && width - szHint.base_width < max_width)	778	if (newwidth && newwidth - szHint.base_width < max_width)
644	{	779	{
645	szHint.width = width;	780	szHint.width = newwidth;
646	TermWin.width = width - szHint.base_width;	781	width = newwidth - szHint.base_width;
647	}	782	}
648	else	783	else
649	{	784	{
650	MIN_IT(TermWin.width, max_width);	785	min_it (width, max_width);
651	szHint.width = szHint.base_width + TermWin.width;	786	szHint.width = szHint.base_width + width;
652	}	787	}
		788
653	if (height && height - szHint.base_height < max_height)	789	if (newheight && newheight - szHint.base_height < max_height)
654	{	790	{
655	szHint.height = height;	791	szHint.height = newheight;
656	TermWin.height = height - szHint.base_height;	792	height = newheight - szHint.base_height;
657	}	793	}
658	else	794	else
659	{	795	{
660	MIN_IT(TermWin.height, max_height);	796	min_it (height, max_height);
661	szHint.height = szHint.base_height + TermWin.height;	797	szHint.height = szHint.base_height + height;
662	}	798	}
		799
663	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	800	if (scrollBar.state && option (Opt_scrollBar_right))
664	window_sb_x = szHint.width - sb_w;	801	window_sb_x = szHint.width - sb_w;
665		802
666	if (recalc_x)	803	if (recalc_x)
667	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	804	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
668	- szHint.width - 2 * TermWin.ext_bwidth);	805
669	if (recalc_y)	806	if (recalc_y)
670	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	807	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
671	- szHint.height - 2 * TermWin.ext_bwidth);
672		808
673	TermWin.ncol = TermWin.width / TermWin.fwidth;	809	ncol = width / fwidth;
674	TermWin.nrow = TermWin.height / TermWin.fheight;	810	nrow = height / fheight;
675	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
676	TermWin.ncol, TermWin.nrow, szHint.width,
677	szHint.height));
678	return;
679	}	811	}
680		812
681	/*----------------------------------------------------------------------*/	813	/*----------------------------------------------------------------------*/
682	/*	814	/*
683	* Tell the teletype handler what size the window is.	815	* Tell the teletype handler what size the window is.
684	* Called after a window size change.	816	* Called after a window size change.
685	*/	817	*/
686	void	818	void
687	rxvt_term::tt_winch ()	819	rxvt_term::tt_winch ()
688	{	820	{
		821	if (pty->pty < 0)
		822	return;
		823
689	struct winsize ws;	824	struct winsize ws;
690		825
691	if (cmd_fd < 0)
692	return;
693
694	ws.ws_col = TermWin.ncol;	826	ws.ws_col = ncol;
695	ws.ws_row = TermWin.nrow;	827	ws.ws_row = nrow;
696	ws.ws_xpixel = ws.ws_ypixel = 0;	828	ws.ws_xpixel = width;
697	#ifndef DEBUG_SIZE	829	ws.ws_ypixel = height;
698	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	830	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
699	#else	831
700	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	832	#if 0
701	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	833	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
702	# ifdef SIGWINCH
703	else if (cmd_pid) /* force through to the command */	834	if (cmd_pid) /* force through to the command */
704	kill (cmd_pid, SIGWINCH);	835	kill (-cmd_pid, SIGWINCH);
705	# endif
706	#endif	836	#endif
707	}	837	}
708		838
709	/*----------------------------------------------------------------------*/	839	/*----------------------------------------------------------------------*/
710	/* rxvt_change_font() - Switch to a new font */	840	/* set_fonts () - load and set the various fonts
711	/*	841	*
712	* init = 1 - initialize	842	* init = 1 - initialize
713	*	843	*
714	* fontname == FONT_UP - switch to bigger font	844	* fontname == FONT_UP - switch to bigger font
715	* fontname == FONT_DN - switch to smaller font	845	* fontname == FONT_DN - switch to smaller font
716	*/	846	*/
717	void	847	bool
718	rxvt_term::change_font (int init, const char *fontname)	848	rxvt_term::set_fonts ()
719	{}	849	{
		850	rxvt_fontset *fs = new rxvt_fontset (this);
		851	rxvt_fontprop prop;
720		852
		853	if (!fs
		854	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		855	|| !fs->realize_font (1))
		856	{
		857	delete fs;
		858	return false;
		859	}
		860
		861	#if ENABLE_STYLES
		862	for (int i = RS_styleCount; --i; )
		863	if (fontset[i] != fontset[0])
		864	delete fontset[i];
		865	#endif
		866
		867	delete fontset[0];
		868	fontset[0] = fs;
		869
		870	prop = (*fs)[1]->properties ();
		871	prop.height += lineSpace;
		872
		873	fs->set_prop (prop, false);
		874
		875	fwidth = prop.width;
		876	fheight = prop.height;
		877	fbase = prop.ascent;
		878
		879	for (int style = 1; style < 4; style++)
		880	{
		881	#if ENABLE_STYLES
		882	const char *res = rs[Rs_font + style];
		883
		884	if (res && !*res)
		885	fontset[style] = fontset[0];
		886	else
		887	{
		888	fontset[style] = fs = new rxvt_fontset (this);
		889	rxvt_fontprop prop2 = prop;
		890
		891	if (res)
		892	{
		893	fs->populate (res);
		894	fs->set_prop (prop2, false);
		895	}
		896	else
		897	{
		898	fs->populate (fontset[0]->fontdesc);
		899
		900	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		901	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		902
		903	fs->set_prop (prop2, true);
		904	}
		905
		906	}
		907	#else
		908	fontset[style] = fontset[0];
		909	#endif
		910	}
		911
		912	if (parent[0])
		913	{
		914	resize_all_windows (0, 0, 0);
		915	scr_remap_chars ();
		916	scr_touch (true);
		917	}
		918
		919	return true;
		920	}
		921
721	void	922	void
722	rxvt_term::font_up_down (int n, int direction)	923	rxvt_term::set_string_property (Atom prop, const char *str, int len)
723	{}	924	{
		925	XChangeProperty (dpy, parent[0],
		926	prop, XA_STRING, 8, PropModeReplace,
		927	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		928	}
		929
		930	void
		931	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		932	{
		933	wchar_t *ws = rxvt_mbstowcs (str, len);
		934	char *s = rxvt_wcstoutf8 (ws);
		935
		936	XChangeProperty (dpy, parent[0],
		937	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		938	(const unsigned char *)s, strlen (s));
		939
		940	free (s);
		941	free (ws);
		942	}
724		943
725	/*----------------------------------------------------------------------*/	944	/*----------------------------------------------------------------------*/
726	/*----------------------------------------------------------------------*/	945	/*----------------------------------------------------------------------*/
727	/* xterm sequences - title, iconName, color (exptl) */	946	/* xterm sequences - title, iconName, color (exptl) */
728	void	947	void
729	rxvt_term::set_title (const char *str)	948	rxvt_term::set_title (const char *str)
730	{	949	{
731	#ifndef SMART_WINDOW_TITLE	950	set_string_property (XA_WM_NAME, str);
732	XStoreName(display->display, TermWin.parent[0], str);	951	#if ENABLE_EWMH
733	#else	952	set_utf8_property (xa[XA_NET_WM_NAME], str);
734	char *name;
735
736	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
737	name = NULL;
738	if (name == NULL || STRCMP(name, str))
739	XStoreName(display->display, TermWin.parent[0], str);
740	if (name)
741	XFree(name);
742	#endif	953	#endif
743	}	954	}
744		955
745	void	956	void
746	rxvt_term::set_iconName (const char *str)	957	rxvt_term::set_icon_name (const char *str)
747	{	958	{
748	#ifndef SMART_WINDOW_TITLE	959	set_string_property (XA_WM_ICON_NAME, str);
749	XSetIconName(display->display, TermWin.parent[0], str);	960	#if ENABLE_EWMH
750	#else	961	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
751	char *name;
752
753	if (XGetIconName(display->display, TermWin.parent[0], &name))
754	name = NULL;
755	if (name == NULL || STRCMP(name, str))
756	XSetIconName(display->display, TermWin.parent[0], str);
757	if (name)
758	XFree(name);
759	#endif	962	#endif
760	}	963	}
761		964
		965	void
		966	rxvt_term::set_window_color (int idx, const char *color)
		967	{
762	#ifdef XTERM_COLOR_CHANGE	968	#ifdef XTERM_COLOR_CHANGE
763	void
764	rxvt_term::set_window_color (int idx, const char *color)
765	{
766	rxvt_color xcol;	969	rxvt_color xcol;
767	int i;	970	int i;
768		971
769	if (color == NULL || *color == '\0')	972	if (color == NULL || *color == '\0')
770	return;	973	return;
771		974
		975	color = strdup (color);
		976	allocated.push_back ((void *)color);
		977	rs[Rs_color + idx] = color;
		978
772	/* handle color aliases */	979	/* handle color aliases */
773	if (isdigit(*color))	980	if (isdigit (*color))
774	{	981	{
775	i = atoi(color);	982	i = atoi (color);
		983
776	if (i >= 8 && i <= 15)	984	if (i >= 8 && i <= 15)
		985	{
777	{ /* bright colors */	986	/* bright colors */
778	i -= 8;
779	# ifndef NO_BRIGHTCOLOR
780	PixColors[idx] = PixColors[minBrightCOLOR + i];	987	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
781	SET_PIXCOLOR(idx);
782	goto Done;	988	goto done;
783	# endif
784
785	}	989	}
		990
786	if (i >= 0 && i <= 7)	991	if (i >= 0 && i <= 7)
		992	{
787	{ /* normal colors */	993	/* normal colors */
788	PixColors[idx] = PixColors[minCOLOR + i];	994	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
789	SET_PIXCOLOR(idx);
790	goto Done;	995	goto done;
791	}	996	}
792	}	997	}
793	if (!rXParseAllocColor (& xcol, color))	998
794	return;	999	set_color (xcol, color);
795	/* XStoreColor (display->display, XCMAP, XColor*); */
796		1000
797	/*	1001	/*
798	* FIXME: should free colors here, but no idea how to do it so instead,	1002	* FIXME: should free colors here, but no idea how to do it so instead,
799	* so just keep gobbling up the colormap	1003	* so just keep gobbling up the colormap
800	*/	1004	*/
801	# if 0
802	for (i = Color_Black; i <= Color_White; i++)
803	if (PixColors[idx] == PixColors[i])
804	break;
805	if (i > Color_White)
806	{
807	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
808	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
809	DisplayPlanes(display->display, display->screen));
810	}
811	# endif
812		1005
813	PixColors[idx] = xcol;	1006	pix_colors_focused[idx] = xcol;
814	SET_PIXCOLOR(idx);
815		1007
816	/* XSetWindowAttributes attr; */
817	/* Cursor cursor; */
818	Done:	1008	done:
819	if (idx == Color_bg && !(Options & Opt_transparent))
820	XSetWindowBackground(display->display, TermWin.vt,
821	PixColors[Color_bg]);
822
823	/* handle Color_BD, scrollbar background, etc. */	1009	/*TODO: handle Color_BD, scrollbar background, etc. */
824		1010
825	set_colorfgbg ();	1011	update_fade_color (idx);
826	recolour_cursor ();	1012	recolour_cursor ();
827	/* the only reasonable way to enforce a clean update */	1013	scr_recolour ();
828	scr_poweron ();	1014	#endif /* XTERM_COLOR_CHANGE */
829	}	1015	}
830
831	#else
832	# define set_window_color (idx,color) ((void)0)
833	#endif /* XTERM_COLOR_CHANGE */
834		1016
835	void	1017	void
836	rxvt_term::recolour_cursor ()	1018	rxvt_term::recolour_cursor ()
837	{	1019	{
838	#if TODO	1020	XColor fg, bg;
839	rxvt_color xcol[2];
840		1021
841	xcol[0] = PixColors[Color_pointer];	1022	(ISSET_PIXCOLOR (Color_pointer_fg)
842	xcol[1] = PixColors[Color_bg];	1023	? pix_colors_focused[Color_pointer_fg]
843	XQueryColors (display->display, XCMAP, xcol, 2);	1024	: pix_colors_focused[Color_fg]).get (fg);
844	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1025
845	#endif	1026	(ISSET_PIXCOLOR (Color_pointer_bg)
		1027	? pix_colors_focused[Color_pointer_bg]
		1028	: pix_colors_focused[Color_bg]).get (bg);
		1029
		1030	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
846	}	1031	}
847		1032
848	/*----------------------------------------------------------------------*/	1033	/*----------------------------------------------------------------------*/
849	/*	1034	/*
850	* find if fg/bg matches any of the normal (low-intensity) colors	1035	* find if fg/bg matches any of the normal (low-intensity) colors
851	*/	1036	*/
852	void	1037	void
853	rxvt_term::set_colorfgbg ()	1038	rxvt_term::set_colorfgbg ()
854	{	1039	{
855	unsigned int i;	1040	unsigned int i;
856	const char *xpmb = "\0";	1041	const char *xpmb = "";
857	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1042	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
858		1043
859	env_colorfgbg =
860	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
861	STRCPY(fstr, "default");	1044	strcpy (fstr, "default");
862	STRCPY(bstr, "default");	1045	strcpy (bstr, "default");
863	for (i = Color_Black; i <= Color_White; i++)	1046	for (i = Color_Black; i <= Color_White; i++)
864	if (PixColors[Color_fg] == PixColors[i])	1047	if (pix_colors[Color_fg] == pix_colors[i])
865	{	1048	{
866	sprintf(fstr, "%d", (i - Color_Black));	1049	sprintf (fstr, "%d", (i - Color_Black));
867	break;	1050	break;
868	}	1051	}
		1052
869	for (i = Color_Black; i <= Color_White; i++)	1053	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_bg] == PixColors[i])	1054	if (pix_colors[Color_bg] == pix_colors[i])
871	{	1055	{
872	sprintf(bstr, "%d", (i - Color_Black));	1056	sprintf (bstr, "%d", (i - Color_Black));
873	#ifdef XPM_BACKGROUND	1057	#ifdef BG_IMAGE_FROM_FILE
874	xpmb = "default;";	1058	xpmb = "default;";
875	#endif	1059	#endif
876	break;	1060	break;
877	}	1061	}
		1062
878	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1063	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
879	putenv(env_colorfgbg);
880
881	#ifndef NO_BRIGHTCOLOR
882	colorfgbg = DEFAULT_RSTYLE;
883	for (i = minCOLOR; i <= maxCOLOR; i++)
884	{
885	if (PixColors[Color_fg] == PixColors[i])
886	colorfgbg = SET_FGCOLOR(colorfgbg, i);
887	if (PixColors[Color_bg] == PixColors[i])
888	colorfgbg = SET_BGCOLOR(colorfgbg, i);
889	}
890	#endif
891	}	1064	}
892		1065
893	/*----------------------------------------------------------------------*/	1066	/*----------------------------------------------------------------------*/
894	/*
895	* Colour determination for low colour displays, routine from
896	* Hans de Goede <hans@highrise.nl>
897	*/
898		1067
899	int	1068	bool
900	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1069	rxvt_term::set_color (rxvt_color &color, const char *name)
901	{	1070	{
902	if (!screen_in_out->set (display, colour))	1071	if (color.set (this, name))
903	{
904	rxvt_print_error("can't allocate colour: %s", colour);
905	return false;
906	}
907
908	return true;	1072	return true;
		1073
		1074	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1075	return false;
		1076	}
		1077
		1078	void
		1079	rxvt_term::alias_color (int dst, int src)
		1080	{
		1081	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
909	}	1082	}
910		1083
911	/* -------------------------------------------------------------------- *	1084	/* -------------------------------------------------------------------- *
912	* - WINDOW RESIZING - *	1085	* - WINDOW RESIZING - *
913	* -------------------------------------------------------------------- */	1086	* -------------------------------------------------------------------- */
914	void	1087	void
915	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1088	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
916	{	1089	{
917	int fix_screen;	1090	int fix_screen;
		1091	int old_width = szHint.width;
		1092	int old_height = szHint.height;
918		1093
919	#ifdef SMART_RESIZE
920	int old_width = szHint.width, old_height = szHint.height;
921	#endif
922
923	window_calc (width, height);	1094	window_calc (newwidth, newheight);
		1095
		1096	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
924	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1097	XSetWMNormalHints (dpy, parent[0], &szHint);
		1098
925	if (!ignoreparent)	1099	if (!ignoreparent)
926	{	1100	{
927	#ifdef SMART_RESIZE	1101	#ifdef SMART_RESIZE
928	/*	1102	/*
929	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1103	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
932	int x, y, x1, y1;	1106	int x, y, x1, y1;
933	int dx, dy;	1107	int dx, dy;
934	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1108	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
935	Window unused_cr;	1109	Window unused_cr;
936		1110
937	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1111	XTranslateCoordinates (dpy, parent[0], display->root,
938	0, 0, &x, &y, &unused_cr);	1112	0, 0, &x, &y, &unused_cr);
939	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1113	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
940	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1114	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
941	/*	1115	/*
942	* if display->root isn't the parent window, a WM will probably have offset	1116	* if display->root isn't the parent window, a WM will probably have offset
943	* our position for handles and decorations. Counter it	1117	* our position for handles and decorations. Counter it
944	*/	1118	*/
…		…
946	{	1120	{
947	x -= x1;	1121	x -= x1;
948	y -= y1;	1122	y -= y1;
949	}	1123	}
950		1124
951	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1125	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
952	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1126	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
953	dx = old_width - szHint.width;	1127	dx = old_width - szHint.width;
954	dy = old_height - szHint.height;	1128	dy = old_height - szHint.height;
955		1129
956	/* Check position of the center of the window */	1130	/* Check position of the center of the window */
957	if (x < x1) /* left half */	1131	if (x < x1) /* left half */
958	dx = 0;	1132	dx = 0;
…		…
961	if (y < y1) /* top half */	1135	if (y < y1) /* top half */
962	dy = 0;	1136	dy = 0;
963	else if (y == y1) /* exact center */	1137	else if (y == y1) /* exact center */
964	dy /= 2;	1138	dy /= 2;
965		1139
966	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1140	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
967	szHint.width, szHint.height);	1141	szHint.width, szHint.height);
968	#else	1142	#else
969	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1143	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
970	szHint.height);
971	#endif	1144	#endif
972
973	}	1145	}
974		1146
975	fix_screen = (TermWin.ncol != prev_ncol	1147	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
976	|| TermWin.nrow != prev_nrow);
977		1148
978	if (fix_screen || width != old_width || height != old_height)	1149	if (fix_screen || newwidth != old_width || newheight != old_height)
979	{	1150	{
980	if (scrollbar_visible ())	1151	if (scrollBar.state)
981	{	1152	{
982	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1153	XMoveResizeWindow (dpy, scrollBar.win,
		1154	window_sb_x, 0,
983	0, scrollbar_TotalWidth (), szHint.height);	1155	scrollbar_TotalWidth (), szHint.height);
984	resize_scrollbar ();	1156	resize_scrollbar ();
985	}	1157	}
986		1158
987	if (menubar_visible ())	1159	XMoveResizeWindow (dpy, vt,
988	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1160	window_vt_x, window_vt_y,
989	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
990
991	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
992	window_vt_y, TermWin_TotalWidth (),
993	TermWin_TotalHeight ());	1161	width, height);
994	#ifdef RXVT_GRAPHICS	1162
995	if (old_height)	1163	#ifdef HAVE_BG_PIXMAP
996	Gr_Resize (old_width - szHint.base_width,	1164	if (bgPixmap.window_size_sensitive ())
997	old_height - szHint.base_height);	1165	update_background ();
998	#endif	1166	#endif
		1167
999	scr_clear ();	1168	scr_clear ();
1000	#ifdef XPM_BACKGROUND
1001	resize_pixmap ();
1002	#endif
1003
1004	}	1169	}
1005		1170
1006	if (fix_screen || old_height == 0)	1171	if (fix_screen || old_height == 0)
1007	{
1008	int curr_screen = -1;
1009	int old_ncol = prev_ncol;
1010
1011	/* scr_reset only works on the primary screen */
1012	if (old_height) /* this is not the first time through */
1013	{
1014	unsigned int ncol = TermWin.ncol;
1015	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1016	curr_screen = scr_change_screen (PRIMARY);
1017	TermWin.ncol = ncol;
1018	}
1019
1020	scr_reset();	1172	scr_reset ();
1021		1173
1022	if (curr_screen >= 0) /* this is not the first time through */	1174	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1023	{	1175	//scr_touch (false);
1024	scr_change_screen (curr_screen);
1025	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1026	}
1027	}
1028		1176
1029	old_width = szHint.width;	1177	#ifdef HAVE_BG_PIXMAP
1030	old_height = szHint.height;	1178	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1179	// if (bgPixmap.pixmap)
		1180	// scr_touch (false);
		1181	#endif
1031		1182
1032	#ifdef USE_XIM	1183	#ifdef USE_XIM
1033	IMSetStatusPosition ();	1184	IMSetPosition ();
1034	#endif	1185	#endif
1035	}	1186	}
1036		1187
1037	/*	1188	/*
1038	* Set the width/height of the vt window in characters. Units are pixels.	1189	* Set the width/height of the vt window in characters. Units are pixels.
1039	* good for toggling 80/132 columns	1190	* good for toggling 80/132 columns
1040	*/	1191	*/
1041	void	1192	void
1042	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1193	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1043	{	1194	{
1044	XWindowAttributes wattr;	1195	XWindowAttributes wattr;
1045		1196
1046	if (width == 0 || height == 0)	1197	if (newwidth == 0 || newheight == 0)
1047	{	1198	{
1048	XGetWindowAttributes(display->display, display->root, &wattr);	1199	XGetWindowAttributes (dpy, display->root, &wattr);
		1200
1049	if (width == 0)	1201	if (newwidth == 0)
1050	width = wattr.width - szHint.base_width;	1202	newwidth = wattr.width - szHint.base_width;
1051	if (height == 0)	1203	if (newheight == 0)
1052	height = wattr.height - szHint.base_height;	1204	newheight = wattr.height - szHint.base_height;
1053	}
1054	if (width != TermWin.width || height != TermWin.height)
1055	{	1205	}
		1206
		1207	if (newwidth != width || newheight != height)
		1208	{
1056	width += szHint.base_width;	1209	newwidth += szHint.base_width;
1057	height += szHint.base_height;	1210	newheight += szHint.base_height;
1058	resize_all_windows (width, height, 0);	1211	resize_all_windows (newwidth, newheight, 0);
1059	}	1212	}
1060	}	1213	}
1061		1214
1062	/* -------------------------------------------------------------------- *	1215	/* -------------------------------------------------------------------- *
1063	* - X INPUT METHOD ROUTINES - *	1216	* - X INPUT METHOD ROUTINES - *
1064	* -------------------------------------------------------------------- */	1217	* -------------------------------------------------------------------- */
1065	#ifdef USE_XIM	1218	#ifdef USE_XIM
1066		1219
1067	void	1220	void
		1221	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1222	{
		1223	fg = pix_colors [Color_fg];
		1224	bg = pix_colors [Color_bg];
		1225	}
		1226
		1227	void
1068	rxvt_term::im_set_size (XRectangle *size)	1228	rxvt_term::im_set_size (XRectangle &size)
1069	{	1229	{
1070	size->x = TermWin.int_bwidth;	1230	// the int_bwidth terms make no sense to me
1071	size->y = TermWin.int_bwidth;	1231	size.x = int_bwidth;
1072	size->width = Width2Pixel(TermWin.ncol);	1232	size.y = int_bwidth;
1073	size->height = Height2Pixel(TermWin.nrow);	1233	size.width = Width2Pixel (ncol) + int_bwidth;
		1234	size.height = Height2Pixel (nrow) + int_bwidth;
1074	}	1235	}
1075		1236
1076	void	1237	void
1077	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1238	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1239	XRectangle &status_rect,
		1240	const XRectangle &needed_rect)
1078	{	1241	{
1079	*fg = PixColors[Color_fg];	1242	preedit_rect.x = needed_rect.width;
1080	*bg = PixColors[Color_bg];	1243	preedit_rect.y = 0;
		1244	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1245	preedit_rect.height = fheight;
		1246
		1247	status_rect.x = 0;
		1248	status_rect.y = 0;
		1249	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1250	status_rect.height = fheight;
1081	}	1251	}
1082		1252
1083	/* Checking whether input method is running. */	1253	/* Checking whether input method is running. */
1084	bool	1254	bool
1085	rxvt_term::IMisRunning ()	1255	rxvt_term::IMisRunning ()
1086	{	1256	{
1087	char *p;	1257	char *p;
1088	Atom atom;	1258	Atom atom;
1089	Window win;	1259	Window win;
1090	char server[IMBUFSIZ];	1260	char server[IMBUFSIZ];
1091		1261
1092	/* get current locale modifier */	1262	/* get current locale modifier */
1093	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1263	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1094	{	1264	{
1095	STRCPY(server, "@server=");	1265	strcpy (server, "@server=");
1096	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1266	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1267
1097	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1268	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1098	*p = '\0';	1269	*p = '\0';
1099		1270
1100	atom = XInternAtom(display->display, server, False);	1271	atom = XInternAtom (dpy, server, False);
1101	win = XGetSelectionOwner(display->display, atom);	1272	win = XGetSelectionOwner (dpy, atom);
		1273
1102	if (win != None)	1274	if (win != None)
1103	return True;	1275	return True;
1104	}	1276	}
		1277
1105	return False;	1278	return False;
1106	}	1279	}
1107		1280
1108	void	1281	void
1109	rxvt_term::IMSendSpot ()	1282	rxvt_term::IMSendSpot ()
1110	{	1283	{
1111	XPoint spot;	1284	XPoint nspot;
1112	XVaNestedList preedit_attr;	1285	XVaNestedList preedit_attr;
1113		1286
1114	if (Input_Context == NULL	1287	if (!Input_Context
1115	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1288	|| !focus
1116	|| !(event_type == KeyPress	1289	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1117	|| event_type == Expose
1118	|| event_type == NoExpose
1119	|| event_type == SelectionNotify
1120	|| event_type == ButtonRelease || event_type == FocusIn)
1121	|| !IMisRunning ())
1122	return;	1290	return;
1123		1291
1124	im_set_position (&spot);	1292	im_set_position (nspot);
1125		1293
		1294	if (nspot.x == spot.x && nspot.y == spot.y)
		1295	return;
		1296
		1297	spot = nspot;
		1298
1126	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1299	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1127	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1300	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1128	XFree(preedit_attr);	1301	XFree (preedit_attr);
1129	}
1130
1131	void
1132	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1133	XRectangle * needed_rect)
1134	{
1135	int mbh, vtx = 0;
1136
1137	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1138	vtx = scrollbar_TotalWidth();
1139
1140	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1141	mbh -= TermWin.lineSpace;
1142
1143	preedit_rect->x = needed_rect->width + vtx;
1144	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1145
1146	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1147	preedit_rect->height = Height2Pixel(1);
1148
1149	status_rect->x = vtx;
1150	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1151
1152	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1153	status_rect->height = Height2Pixel(1);
1154	}	1302	}
1155		1303
1156	void	1304	void
1157	rxvt_term::im_destroy ()	1305	rxvt_term::im_destroy ()
1158	{	1306	{
1159	if (Input_Context)
1160	{
1161	XDestroyIC (Input_Context);
1162	Input_Context = NULL;
1163	}
1164
1165	if (input_method)	1307	if (input_method)
1166	{	1308	{
		1309	if (Input_Context && input_method->xim)
		1310	XDestroyIC (Input_Context);
		1311
1167	display->put_xim (input_method);	1312	display->put_xim (input_method);
1168	input_method = 0;	1313	input_method = 0;
1169	}	1314	}
		1315
		1316	Input_Context = 0;
1170	}	1317	}
		1318
		1319	#ifdef ENABLE_XIM_ONTHESPOT
		1320
		1321	static void
		1322	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1323	{
		1324	((rxvt_term *)client_data)->make_current ();
		1325	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1326	}
		1327
		1328	static void
		1329	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1330	{
		1331	((rxvt_term *)client_data)->make_current ();
		1332	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1333	}
		1334
		1335	static void
		1336	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1337	{
		1338	rxvt_term *term = (rxvt_term *)client_data;
		1339	XIMText *text = call_data->text;
		1340
		1341	term->make_current ();
		1342
		1343	if (text)
		1344	{
		1345	void *str;
		1346
		1347	if (!text->encoding_is_wchar && text->string.multi_byte)
		1348	{
		1349	// of course, X makes it ugly again
		1350	if (term->rs[Rs_imLocale])
		1351	SET_LOCALE (term->rs[Rs_imLocale]);
		1352
		1353	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1354	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1355
		1356	if (term->rs[Rs_imLocale])
		1357	SET_LOCALE (term->locale);
		1358	}
		1359	else
		1360	str = (void *)text->string.wide_char;
		1361
		1362	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1363	DT_INT, call_data->caret,
		1364	DT_INT, call_data->chg_first,
		1365	DT_INT, call_data->chg_length,
		1366	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1367	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1368	DT_END));
		1369	}
		1370	else
		1371	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1372	DT_INT, call_data->caret,
		1373	DT_INT, call_data->chg_first,
		1374	DT_INT, call_data->chg_length,
		1375	DT_END));
		1376	}
		1377
		1378	#if 0
		1379	static void
		1380	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1381	{
		1382	((rxvt_term *)client_data)->make_current ();
		1383	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1384	DT_INT, call_data->position,
		1385	DT_INT, call_data->direction,
		1386	DT_INT, call_data->style,
		1387	DT_END));
		1388	}
		1389	#endif
		1390
		1391	#endif
1171		1392
1172	/*	1393	/*
1173	* Try to open a XIM with the current modifiers, then see if we can	1394	* Try to open a XIM with the current modifiers, then see if we can
1174	* open a suitable preedit type	1395	* open a suitable preedit type
1175	*/	1396	*/
1176	bool	1397	bool
1177	rxvt_term::IM_get_IC (const char *modifiers)	1398	rxvt_term::IM_get_IC (const char *modifiers)
1178	{	1399	{
1179	int i, j, found;	1400	int i, j, found;
1180	XIM xim;	1401	XIM xim;
1181	XPoint spot;	1402	XPoint spot;
1182	XRectangle rect, status_rect, needed_rect;	1403	XRectangle rect, status_rect, needed_rect;
1183	unsigned long fg, bg;	1404	unsigned long fg, bg;
1184	const char *p;	1405	const char *p;
1185	char **s;	1406	char **s;
1186	XIMStyles *xim_styles;	1407	XIMStyles *xim_styles;
1187	XVaNestedList preedit_attr, status_attr;	1408	#ifdef ENABLE_XIM_ONTHESPOT
		1409	XIMCallback xcb[4];
		1410	#endif
1188		1411
		1412	set_environ (envv);
		1413
1189	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1414	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190	return false;	1415	return false;
1191		1416
1192	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193	input_method = display->get_xim (locale, modifiers);	1417	input_method = display->get_xim (locale, modifiers);
1194	if (input_method == NULL)	1418	if (input_method == NULL)
1195	return false;	1419	return false;
1196		1420
1197	xim = input_method->xim;	1421	xim = input_method->xim;
		1422	spot.x = spot.y = -1;
1198		1423
1199	xim_styles = NULL;	1424	xim_styles = NULL;
1200	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1425	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1201	|| !xim_styles || !xim_styles->count_styles)	1426	|| !xim_styles || !xim_styles->count_styles)
1202	{	1427	{
1203	display->put_xim (input_method);	1428	im_destroy ();
1204	return false;	1429	return false;
1205	}	1430	}
1206		1431
1207	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1432	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1433
		1434	for (int pi = 0; pi < 2; pi++)
		1435	{
		1436	p = pet[pi];
		1437
		1438	if (!p)
		1439	continue;
		1440
1208	s = rxvt_splitcommastring(p);	1441	s = rxvt_splitcommastring (p);
		1442
1209	for (i = found = 0; !found && s[i]; i++)	1443	for (i = found = 0; !found && s[i]; i++)
1210	{	1444	{
1211	if (!STRCMP(s[i], "OverTheSpot"))	1445	if (!strcmp (s[i], "OverTheSpot"))
1212	input_style = (XIMPreeditPosition | XIMStatusNothing);	1446	input_style = XIMPreeditPosition | XIMStatusNothing;
1213	else if (!STRCMP(s[i], "OffTheSpot"))	1447	else if (!strcmp (s[i], "OffTheSpot"))
1214	input_style = (XIMPreeditArea | XIMStatusArea);	1448	input_style = XIMPreeditArea | XIMStatusArea;
1215	else if (!STRCMP(s[i], "Root"))	1449	else if (!strcmp (s[i], "Root"))
1216	input_style = (XIMPreeditNothing | XIMStatusNothing);	1450	input_style = XIMPreeditNothing | XIMStatusNothing;
		1451	else if (!strcmp (s[i], "None"))
		1452	input_style = XIMPreeditNone | XIMStatusNone;
		1453	#ifdef ENABLE_XIM_ONTHESPOT
		1454	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1455	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1456	#endif
		1457	else
		1458	input_style = XIMPreeditNothing | XIMStatusNothing;
1217		1459
1218	for (j = 0; j < xim_styles->count_styles; j++)	1460	for (j = 0; j < xim_styles->count_styles; j++)
1219	if (input_style == xim_styles->supported_styles[j])	1461	if (input_style == xim_styles->supported_styles[j])
1220	{	1462	{
		1463	rxvt_freecommastring (s);
		1464
1221	found = 1;	1465	found = 1;
1222	break;	1466	goto foundpet;
		1467	}
		1468
1223	}	1469	}
1224	}
1225		1470
1226	for (i = 0; s[i]; i++)	1471	rxvt_freecommastring (s);
1227	free (s[i]);	1472	}
1228		1473
1229	free (s);	1474	foundpet:
		1475
1230	XFree (xim_styles);	1476	XFree (xim_styles);
1231		1477
1232	if (!found)	1478	if (!found)
1233	{	1479	{
1234	display->put_xim (input_method);	1480	im_destroy ();
1235	return false;	1481	return false;
1236	}	1482	}
1237		1483
1238	preedit_attr = status_attr = NULL;	1484	XFontSet fs = 0;
		1485	XVaNestedList preedit_attr = 0, status_attr = 0;
		1486
		1487	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1488	{
		1489	// fake us a font-set, please
		1490	char **missing_charset_list;
		1491	int missing_charset_count;
		1492	char *def_string;
		1493	char pat[512];
		1494
		1495	sprintf (pat,
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"*",
		1502	fheight,
		1503	fheight + 1, fheight - 1,
		1504	fheight - 2, fheight + 2);
		1505
		1506	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1507	&missing_charset_list, &missing_charset_count, &def_string);
		1508
		1509	if (missing_charset_list)
		1510	XFreeStringList (missing_charset_list);
		1511
		1512	if (!fs)
		1513	{
		1514	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1515	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1516	}
		1517	}
1239		1518
1240	if (input_style & XIMPreeditPosition)	1519	if (input_style & XIMPreeditPosition)
1241	{	1520	{
1242	im_set_size (&rect);	1521	im_set_size (rect);
1243	im_set_position (&spot);	1522	im_set_position (spot);
1244	im_set_color (&fg, &bg);	1523	im_set_color (fg, bg);
1245		1524
1246	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1525	preedit_attr = XVaCreateNestedList (0,
		1526	XNForeground, fg,
		1527	XNBackground, bg,
		1528	XNArea, &rect,
1247	XNSpotLocation, &spot,	1529	XNSpotLocation, &spot,
1248	XNForeground, fg, XNBackground, bg,
1249	//XNFontSet, TermWin.fontset,	1530	XNFontSet, fs,
1250	NULL);	1531	NULL);
1251	}	1532	}
1252	else if (input_style & XIMPreeditArea)	1533	else if (input_style & XIMPreeditArea)
1253	{	1534	{
1254	im_set_color (&fg, &bg);	1535	im_set_color (fg, bg);
1255		1536
1256	/*	1537	/*
1257	* The necessary width of preedit area is unknown	1538	* The necessary width of preedit area is unknown
1258	* until create input context.	1539	* until create input context.
1259	*/	1540	*/
1260	needed_rect.width = 0;	1541	needed_rect.width = 0;
1261
1262	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1542	im_set_preedit_area (rect, status_rect, needed_rect);
1263		1543
1264	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1544	preedit_attr = XVaCreateNestedList (0,
		1545	XNForeground, fg,
1265	XNForeground, fg, XNBackground, bg,	1546	XNBackground, bg,
		1547	XNArea, &rect,
		1548	XNFontSet, fs,
		1549	NULL);
		1550	status_attr = XVaCreateNestedList (0,
		1551	XNForeground, fg,
		1552	XNBackground, bg,
		1553	XNArea, &status_rect,
1266	//XNFontSet, TermWin.fontset,	1554	XNFontSet, fs,
1267	NULL);	1555	NULL);
1268	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1556	}
1269	XNForeground, fg, XNBackground, bg,	1557	#if ENABLE_XIM_ONTHESPOT
1270	//XNFontSet, TermWin.fontset,	1558	else if (input_style & XIMPreeditCallbacks)
		1559	{
		1560	im_set_position (spot);
		1561
		1562	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1563	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1564	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1565	# if 0
		1566	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1567	# endif
		1568
		1569	preedit_attr = XVaCreateNestedList (0,
		1570	XNSpotLocation, &spot,
		1571	XNPreeditStartCallback, &xcb[0],
		1572	XNPreeditDoneCallback , &xcb[1],
		1573	XNPreeditDrawCallback , &xcb[2],
		1574	# if 0
		1575	XNPreeditCaretCallback, &xcb[3],
		1576	# endif
1271	NULL);	1577	NULL);
1272	}	1578	}
		1579	#endif
1273		1580
1274	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1581	Input_Context = XCreateIC (xim,
		1582	XNInputStyle, input_style,
1275	XNClientWindow, TermWin.parent[0],	1583	XNClientWindow, vt,
1276	XNFocusWindow, TermWin.parent[0],	1584	XNFocusWindow, parent[0],
1277	preedit_attr ? XNPreeditAttributes : NULL,	1585	preedit_attr ? XNPreeditAttributes : NULL,
1278	preedit_attr,	1586	preedit_attr,
1279	status_attr ? XNStatusAttributes : NULL,	1587	status_attr ? XNStatusAttributes : NULL,
1280	status_attr, NULL);	1588	status_attr, NULL);
		1589
1281	if (preedit_attr) XFree(preedit_attr);	1590	if (preedit_attr) XFree (preedit_attr);
1282	if (status_attr) XFree(status_attr);	1591	if (status_attr) XFree (status_attr);
		1592	if (fs) XFreeFontSet (dpy, fs);
1283		1593
1284	if (Input_Context == NULL)	1594	if (Input_Context == NULL)
1285	{	1595	{
1286	rxvt_print_error("failed to create input context");	1596	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1287	display->put_xim (input_method);	1597	im_destroy ();
1288	return false;	1598	return false;
1289	}	1599	}
1290		1600
1291	if (input_style & XIMPreeditArea)	1601	#if 0
		1602	// unfortunately, only the focus window is used by XIM, hard to fix
		1603	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1604	vt_select_input ();
		1605	#endif
		1606
1292	IMSetStatusPosition ();	1607	IMSetPosition ();
1293		1608
1294	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1295	return true;	1609	return true;
1296	}	1610	}
1297		1611
1298	void	1612	void
1299	rxvt_term::im_cb ()	1613	rxvt_term::im_cb ()
1300	{	1614	{
1301	int i, found, had_im;	1615	int i;
1302	const char *p;	1616	const char *p;
1303	char **s;	1617	char **s;
1304	char buf[IMBUFSIZ];	1618	char buf[IMBUFSIZ];
1305		1619
		1620	make_current ();
		1621
1306	im_destroy ();	1622	im_destroy ();
1307		1623
1308	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1309	if (Input_Context)	1624	if (Input_Context)
1310	return;	1625	return;
1311		1626
1312	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1627	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1313	if (rs[Rs_imLocale])	1628	if (rs[Rs_imLocale])
1314	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1629	SET_LOCALE (rs[Rs_imLocale]);
1315	#endif	1630	#endif
1316		1631
1317	p = rs[Rs_inputMethod];	1632	p = rs[Rs_inputMethod];
1318	if (p && *p)	1633	if (p && *p)
1319	{	1634	{
1320	bool found = false;	1635	bool found = false;
1321		1636
1322	s = rxvt_splitcommastring (p);	1637	s = rxvt_splitcommastring (p);
		1638
1323	for (i = 0; s[i]; i++)	1639	for (i = 0; s[i]; i++)
1324	{	1640	{
1325	if (*s[i])	1641	if (*s[i])
1326	{	1642	{
1327	STRCPY (buf, "@im=");	1643	strcpy (buf, "@im=");
1328	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1644	strncat (buf, s[i], IMBUFSIZ - 5);
1329	if (IM_get_IC (buf))	1645	if (IM_get_IC (buf))
1330	{	1646	{
1331	found = true;	1647	found = true;
1332	break;	1648	break;
1333	}	1649	}
1334	}	1650	}
1335	}	1651	}
1336	for (i = 0; s[i]; i++)	1652
1337	free(s[i]);	1653	rxvt_freecommastring (s);
1338	free(s);
1339		1654
1340	if (found)	1655	if (found)
1341	goto done;	1656	goto done;
1342	}	1657	}
1343		1658
…		…
1350	goto done;	1665	goto done;
1351		1666
1352	done:	1667	done:
1353	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1668	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1354	if (rs[Rs_imLocale])	1669	if (rs[Rs_imLocale])
1355	setlocale (LC_CTYPE, locale);	1670	SET_LOCALE (locale);
1356	#endif	1671	#endif
1357	}	1672	}
1358		1673
1359	void	1674	void
1360	rxvt_term::IMSetStatusPosition ()	1675	rxvt_term::IMSetPosition ()
1361	{	1676	{
1362	XRectangle preedit_rect, status_rect, *needed_rect;	1677	XRectangle preedit_rect, status_rect, *needed_rect;
1363	XVaNestedList preedit_attr, status_attr;	1678	XVaNestedList preedit_attr, status_attr;
1364		1679
1365	if (Input_Context == NULL	1680	if (!Input_Context
1366	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1681	|| !focus
		1682	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1367	|| !IMisRunning ())	1683	|| !IMisRunning ())
1368	return;	1684	return;
1369		1685
		1686	if (input_style & XIMPreeditPosition)
		1687	{
		1688	im_set_size (preedit_rect);
		1689	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1690
		1691	XSetICValues (Input_Context,
		1692	XNPreeditAttributes, preedit_attr, NULL);
		1693	}
		1694	else
		1695	{
1370	/* Getting the necessary width of preedit area */	1696	/* Getting the necessary width of preedit area */
1371	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1697	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1372	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1698	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1373	XFree(status_attr);	1699	XFree (status_attr);
1374		1700
1375	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1701	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1702	XFree (needed_rect);
1376		1703
1377	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1704	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1378	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1705	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1379		1706
1380	XSetICValues(Input_Context,	1707	XSetICValues (Input_Context,
1381	XNPreeditAttributes, preedit_attr,	1708	XNPreeditAttributes, preedit_attr,
1382	XNStatusAttributes, status_attr, NULL);	1709	XNStatusAttributes, status_attr,
		1710	NULL);
1383		1711
		1712	XFree (status_attr);
		1713	}
		1714
1384	XFree(preedit_attr);	1715	XFree (preedit_attr);
1385	XFree(status_attr);
1386	}	1716	}
1387	#endif /* USE_XIM */	1717	#endif /* USE_XIM */
1388		1718
1389	/*----------------------------------------------------------------------*/	1719	void
1390	rxvt_t rxvt_current_term;	1720	rxvt_term::get_window_origin (int &x, int &y)
		1721	{
		1722	Window cr;
		1723	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1724	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1725	}
		1726
		1727	Pixmap
		1728	rxvt_term::get_pixmap_property (int prop_id)
		1729	{
		1730	if (prop_id > 0 && prop_id < NUM_XA)
		1731	if (xa[prop_id])
		1732	{
		1733	int aformat;
		1734	unsigned long nitems, bytes_after;
		1735	Atom atype;
		1736	unsigned char *prop = NULL;
		1737	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1738	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1739	&nitems, &bytes_after, &prop);
		1740	if (result == Success && prop && atype == XA_PIXMAP)
		1741	{
		1742	return *(Pixmap *)prop;
		1743	}
		1744	}
		1745	return None;
		1746	}
		1747
		1748	#ifdef HAVE_BG_PIXMAP
		1749	# if TRACE_PIXMAPS
		1750	# undef update_background
		1751	int rxvt_term::trace_update_background (const char *file, int line)
		1752	{
		1753	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1754	update_background ();
		1755	}
		1756	# endif
		1757
		1758	int
		1759	rxvt_term::update_background ()
		1760	{
		1761	bgPixmap.invalidate ();
		1762
		1763	/* no chance of real time refresh if we are blurring! */
		1764	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1765	bgPixmap.render ();
		1766	else
		1767	{
		1768	update_background_ev.stop ();
		1769
		1770	if (!bgPixmap.need_client_side_rendering())
		1771	update_background_ev.start (.05);
		1772	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1773	update_background_ev.start (.20); /* very slow !!! */
		1774	else
		1775	update_background_ev.start (.07);
		1776	}
		1777
		1778	return 0;
		1779	}
		1780
		1781	void
		1782	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1783	{
		1784	bgPixmap.render ();
		1785	}
		1786
		1787	#endif /* HAVE_BG_PIXMAP */
1391		1788
1392	/*----------------------- end-of-file (C source) -----------------------*/	1789	/*----------------------- end-of-file (C source) -----------------------*/

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